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blob: 33e88e0b3a9629002479c1e5de53380ccbe920f4 [file] [log] [blame]
2016-12-30 Sandra Loosemore <sandra@codesourcery.com>
* doc/cppopts.texi: Reorder table entries to put the most
commonly-used options first and debug options last.
2016-12-30 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*testqi_ext_3): Merge insn pattern and
corresponding splitter to define_insn_and_split. Use wi::shifted_mask
helper function to calculate mask.
2016-12-30 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (ext_register_operand): Do not reject
registers without upper parts here.
* config/i386/i386.md (extv<mode>): Copy registers without
upper parts in operand 1 to a pseudo.
(extzv<mode>): Ditto.
(insv<mode>): Ditto.
2016-12-30 Gerald Pfeifer <gerald@pfeifer.com>
* doc/standards.texi (Standards): Remove broken reference to
objc.toodarkpark.net and avoid list with now just one item.
2016-12-29 Uros Bizjak <ubizjak@gmail.com>
PR target/78904
* config/i386/i386.md (*extvqi): Remove insn pattern.
(divmodqi4): Update expander to generate QImode zero-extract from AH.
2016-12-29 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (altivec_expand_builtin): Fix typos in
error messages.
2016-12-29 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses
https by default.
* doc/passes.texi (Cilk Plus Transformation): Ditto.
* doc/generic.texi (Statements for C++): Ditto, and use @uref.
2016-12-28 Uros Bizjak <ubizjak@gmail.com>
PR target/78904
* config/i386/constraints.md (Bn): New special memory constraint.
* config/i386/predicates.md (norex_memory_operand): New predicate.
* config/i386/i386.md (*extzvqi_mem_rex64): New insn pattern and
corresponding peephole2 pattern.
2016-12-27 Sandra Loosemore <sandra@codesourcery.com>
* doc/cppdiropts.texi, doc/cppwarnopts.texi: New files, split from...
* doc/cppopts.texi: .... here.
* doc/cpp.texi (Invocation): Adjust includes.
* doc/invoke.texi (Option Summary): Add missing preprocesor-related
options. Adjust sorting and formatting.
(Warning Options): Include cppwarnopts.texi.
(Preprocessor Options): Add pointers and list the specific
preprocessor options from cppopts.texi first instead of last.
(Directory Options): Move/merge documentation of -I, -iquote, and
-I- to cppdiropts.texi. Include that file here.
2016-12-27 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/predicates.md (const_0_to_12_operand): Rename
predicate and change test from 0..11 to 0..12 to match the
semantics of the word extract/insert instructions. Change all
callers.
(const_0_to_11_operand): Likewise.
* config/rs6000/rs6000.c (altivec_expand_builtin): Likewise.
* config/rs6000/vsx.md (vextract4b): Likewise.
(vextract4b_internal): Likewise.
(vinsert4b): Likewise.
(vinsert4b_internal): Likewise.
(vinsert4b_di): Likewise.
(vinsert4b_di_internal): Likewise.
* config/rs6000/rs6000.md (zero_extendsi<mode>2): Fix offset used
in xxextractuw to zero extend the word in the vector registers.
(lfiwzx): Likewise.
2016-12-27 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_secondary_reload): Require QImode
intermediate for QImode mask register spill only for !TARGET_AVX512DQ.
Always use true_regnum to determine operand regno.
2016-12-27 Sandra Loosemore <sandra@codesourcery.com>
* doc/cppopts.texi: Delete redundant documentation for -x. Move
-fno-show-column documentation to...
* doc/invoke.texi (Diagnostic Message Formatting Options): ...here.
Update the option summary.
2016-12-27 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (VI_512): Remove.
(vcond<V_512:mode><VI_AVX512BW:mode>): Use VI_AVX512BW
mode iterator instead of VI_512.
(vcondu<V_512:mode><VI_AVX512BW:mode>): Ditto.
2016-12-27 Jakub Jelinek <jakub@redhat.com>
PR translation/78922
* config/i386/stringop.opt: Remove.
2016-12-27 Uros Bizjak <ubizjak@gmail.com>
PR target/78904
* config/i386/constraints.md (Bc): New special memory constraint.
* config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use Bc
constraint with nonimmediate_operand to allow constant memory operands.
(*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
(*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use Bc constraint
with general_operand to allow constant memory operands.
2016-12-27 Alexander Ivchenko <alexander.ivchenko@intel.com>
* c-family/c.opt (flag_chkp_flexible_struct_trailing_arrays):
Add new option.
(fchkp-narrow-to-innermost-array): Fix typo.
* doc/cpp.texi (flag_chkp_flexible_struct_trailing_arrays): Ditto.
* tree-chkp.c (chkp_may_narrow_to_field ): Forbid
narrowing when flag_chkp_flexible_struct_trailing_arrays is used
and the field is the last array field in the structure.
2016-12-27 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (andqi_ext_1): Use general_operand
predicate for operand 2.
2016-12-27 Uros Bizjak <ubizjak@gmail.com>
PR target/78904
* config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use
nonimmediate_operand instead of nonimmediate_x64nomem_operand.
(*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
(*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use general_operand
instead of general_x64nomem_operand.
* config/i386/predicates.md (nonimmediate_x64nomem_operand): Remove.
(general_x64nomem_operand): Ditto.
2016-12-26 Uros Bizjak <ubizjak@gmail.com>
PR target/78904
* config/i386/i386.md (addqi_ext_1): Canonicalize insn pattern w.r.t.
zero_extract RTXes.
(*addqi_ext_2): Ditto.
(testqi_ext_ccno_0): Canonicalize expander w.r.t. zero_extract RTXes.
(testqi_ext_1_ccno): Rename from testqi_ext_ccno_0.
(*testqi_ext_0): Merge with *testqi_ext_1.
(*testqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
Update corresponding splitter.
(*testqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes.
(*andqi_ext_0): Merge with *andqi_ext_1.
(andqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
Rename from *andqi_ext_1. Update corresponding splitter and
peephole2 patterns.
(*andqi_ext_1_cc): Rename from *andqi_ext_0_cc.
(*andqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes.
(*<any_or:code>qi_ext_0): Merge with *andqi_ext_1.
(*<any_or:code>qi_ext_1): Canonicalize insn pattern w.r.t.
zero_extract RTXes. Update corresponding splitter.
(*<any_or:code>qi_ext_2): Canonicalize insn pattern w.r.t.
zero_extract RTXes.
(xorqi_cc_ext_1): Canonicalize expander w.r.t. zero_extract RTXes.
(xorqi_ext_1_cc): Rename from xorqi_cc_ext_1.
(*xorqi_cc_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
Update corresponding splitter.
(*xorqi_ext_1_cc): Rename from *xorqi_cc_ext_1.
(isinfxf2): Update calls to renamed expanders.
(isinf<mode>2): Ditto.
* config/i386/i386.c (ix86_expand_fp_compare): Ditto.
(ix86_emit_fp_unordered_jump): Ditto.
(ix86_emit_i387_round): Ditto.
2016-12-26 Eric Botcazou <ebotcazou@adacore.com>
* doc/invoke.texi (SPARC options): Add missing documentation for -mlra.
* doc/cpp.texi (Invocation): Remove space in command.
2016-12-25 Sandra Loosemore <sandra@codesourcery.com>
* doc/cpp.texi (Invocation): Revise to indicate that GCC driver
options are only documented in the GCC manual.
* doc/cppopts.texi: Delete documentation of GCC driver options
-o, -Wall, -Wtraditional, -Werror, -Wsystem-headers, -w,
-pedantic, -pedantic-errors, -std=, -ansi, --help, --target-help,
-v, -version. Update -Wcomment, -Wtrigraphs, -Wundef,
-Wexpansion-to-defined, -Wno-endif-labels, -traditional,
-traditional-cpp, -trigraphs to merge text previously in GCC manual.
* doc/invoke.texi (Option Summary): Move -trigraphs, -traditional,
and -traditional-cpp from C dialect options to preprocessor options.
(C Dialect Options): Likewise.
(Warning Options): Delete documentation of -Wcomment, -Wtrigraphs,
-Wexpansion-to-defined, -Wundef, and -Wno-endif-labels.
2016-12-24 Richard Sandiford <richard.sandiford@arm.com>
* tree-core.h (tree_base): Document the meaning of public_flag
for SSA names.
* tree.h (SSA_NAME_IS_VIRTUAL_OPERAND): New macro.
(SET_SSA_NAME_VAR_OR_IDENTIFIER): Record whether the variable
is a virtual operand.
* gimple-expr.h (virtual_operand_p): Use SSA_NAME_IS_VIRTUAL_OPERAND.
2016-12-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* tree-pretty-print.c (dump_generic_node): Change dump format for
REALPART_EXPR and IMAGPART_EXPR with TDF_GIMPLE.
2016-12-22 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* varasm.c (build_constant_desc): Use the alignment of the var
decl instead of the original expression.
2016-12-22 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define
__S390_ARCH_LEVEL__.
2016-12-22 Martin Liska <mliska@suse.cz>
PR tree-optimization/78886
* tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS
is equal to NULL.
2016-12-22 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/78817
* vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Revert
2016-12-15 change.
2016-12-21 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/78580
* ira-costs.c (find_costs_and_classes): Make regno_aclass
translated into an allocno class.
2016-12-21 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/78817
* tree-pass.h (make_pass_post_ipa_warn): Declare.
* builtins.c (validate_arglist): Adjust get_nonnull_args call.
Check for NULL pointer argument to nonnull arg here.
(validate_arg): Revert 2016-12-14 changes.
* calls.h (get_nonnull_args): Remove declaration.
* tree-ssa-ccp.c: Include diagnostic-core.h.
(pass_data_post_ipa_warn): New variable.
(pass_post_ipa_warn): New class.
(pass_post_ipa_warn::execute): New method.
(make_pass_post_ipa_warn): New function.
* tree.h (get_nonnull_args): Declare.
* tree.c (get_nonnull_args): New function.
* calls.c (maybe_warn_null_arg): Removed.
(maybe_warn_null_arg): Removed.
(initialize_argument_information): Revert 2016-12-14 changes.
* passes.def: Add pass_post_ipa_warn after first ccp after IPA.
2016-12-21 Pat Haugen <pthaugen@us.ibm.com>
PR rtl-optimization/11488
* common/config/rs6000/rs6000-common.c
(rs6000_option_optimization_table): Enable -fsched-pressure.
* config/rs6000/rs6000.c (TARGET_COMPUTE_PRESSURE_CLASSES): Define
target hook.
(rs6000_option_override_internal): Set default -fsched-pressure
algorithm.
(rs6000_compute_pressure_classes): Implement target hook.
2016-12-21 Bill Seurer <seurer@linux.vnet.ibm.com>
PR sanitizer/65479
* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
-fasynchronous-unwind-tables option when -fsanitize=address is
specified.
2016-12-21 Bernd Schmidt <bschmidt@redhat.com>
PR target/71321
* config/i386/i386.md (lea<mode>_general_2b, lea<mode>_general_3b): New
patterns.
* config/i386/predicates.md (const123_operand): New.
2016-12-21 Jakub Jelinek <jakub@redhat.com>
Martin Liska <mliska@suse.cz>
PR driver/78863
* gcc.c (driver::build_option_suggestions): Do not add
-fsanitize=all as a suggestion candidate.
2016-12-21 Alexander Monakov <amonakov@ispras.ru>
PR target/78831
* config/nvptx/nvptx.c (init_softstack_frame): Remove assert. Compute
crtl->is_leaf only if unset. Adjust comment.
2016-12-21 Andrew Pinski <apinski@cavium.com>
* match.pd (max:c @0 (plus@2 @0 INTEGER_CST@1)): New Pattern.
(min:c @0 (plus@2 @0 INTEGER_CST@1)) : New Pattern.
2016-12-20 James Greenhalgh <james.greenhalghj@arm.com>
* common.opt (excess_precision): Tag as SetByCombined.
* opts.c (set_fast_math_flags): Also set
flag_excess_precision_cmdline.
(fast_math_flags_set_p): Also check flag_excess_precision_cmdline.
* doc/invoke.texi (-fexcess-precision): Drop text saying the
option has no effect under -ffast-math, make it clear that
-ffast-math will cause -fexcess-precision=fast by default even for
standards compliant modes.
(-ffast-math): Document that this sets -fexcess-precision=fast.
2016-12-20 Richard Biener <rguenther@suse.de>
* passes.c (execute_one_pass): Handle going out of SSA w/o
hitting pass_startwith. Handle skipping property providers.
2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/78694
* config/arm/arm.c (dump_minipool): Copy mp->value before emitting it
in the minipool to avoid invalid RTL sharing.
2016-12-19 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000-protos.h (expand_strn_compare): Declare.
* config/rs6000/rs6000.md (UNSPEC_CMPB): New unspec.
(cmpb<mode>3): pattern for generating cmpb.
(cmpstrnsi): pattern to expand strncmp ().
* config/rs6000/rs6000.opt (mstring-compare-inline-limit): Add a new
target option for controlling how much code inline expansion of
strncmp() will be allowed to generate.
* config/rs6000/rs6000.c (expand_strncmp_align_check): generate code
for runtime page crossing check of strncmp () args.
(expand_strn_compare): Function to do builtin expansion of strncmp ().
2016-12-19 David Malcolm <dmalcolm@redhat.com>
* print-rtl-function.c (print_rtx_function): Update
example in comment to reflect current format.
2016-12-19 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern.
2016-12-19 Sandra Loosemore <sandra@codesourcery.com>
* doc/cpp.texi: Clean up anachronistic C99 references and remove
discussion of very old GCC versions.
(Differences from previous versions): Delete entire section.
2016-12-19 Will Schmidt <will_schmidt@vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
early expansion of vector multiply and subtract builtins.
2016-12-19 David Malcolm <dmalcolm@redhat.com>
* print-rtl.c (rtx_writer::print_rtx_operand_code_r): For
non-virtual pseudos in compact mode, wrap the regno in '<' and '>'
rather than using a '%' prefix.
* rtl-tests.c (selftest::test_dumping_regs): Update for above change.
2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
PR target/78748
* config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination
only if it coincides with operand 2.
2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
* combine.c (change_zero_ext): Skip generation of redundant AND.
2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com>
* config/netbsd.h (LINK_EH_SPEC): Define.
2016-12-18 Eric Botcazou <ebotcazou@adacore.com>
* lra-constraints.c (process_address): Add forward declaration.
(simplify_operand_subreg): In the MEM case, if the adjusted memory
reference is not sufficient aligned and the address was invalid,
reload the address before reloading the original memory reference.
Fix long lines and add a final return for the sake of clarity.
2016-12-17 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/78832
* sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
continue if gsi_next should be skipped.
(sanitize_asan_mark_poison): Remove prev variable, use continue if
gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
first and gsi_remove on a previously made copy of the iterator.
2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
* config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
* config/i386/avx512dqintrin.h: Ditto.
* config/i386/avx512fintrin.h: Ditto.
* config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
__builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
__builtin_ia32_kadddi): New.
* config/i386/sse.md (kadd<mode>): New.
2016-12-17 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
condition to split after epilogue_completed.
(ctz<mode>2): Remove expander.
(ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
define_insn_and_split pattern. Adjust split condition to split
after epilogue_completed.
(clz<mode>2_lznct): Remove expander.
(clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
*clz<mode>2 to define_insn_and_split pattern. Adjust split
condition to split after epilogue_completed.
(<lt_zcnt>_<mode>): Remove expander.
(<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
*<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
condition to split after epilogue_completed.
(<lt_zcnt>_hi): New insn pattern.
(popcount<mode>2): Remove expander.
(popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
*popcount<mode>2 to define_insn_and_split pattern. Adjust split
condition to split after epilogue_completed.
(popcounthi2): New insn pattern.
2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
(UNSPEC_CMPRB2): New unspec value.
(UNSPEC_CMPEQB): New unspec value.
(cmprb): New expansion.
(*cmprb_internal): New insn.
(*setb_internal): New insn.
(cmprb2): New expansion.
(*cmprb2_internal): New insn.
(cmpeqb): New expansion.
(*cmpeqb_internal): New insn.
* config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
(BU_P9_64BIT_2): Likewise.
(BU_P9_OVERLOAD_2): Likewise.
(CMPRB): Add byte-in-range built-in function.
(CMBRB2): Add byte-in-either-range built-in function.
(CMPEQB): Add byte-in-set built-in function.
(CMPRB): Add overload support for byte-in-range function.
(CMPRB2): Add overload support for byte-in-either-range function.
(CMPEQB): Add overload support for byte-in-set built-in function.
* config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
define argument types for new builtin.
(P9_BUILTIN_CMPRB2): Likewise.
(P9_BUILTIN_CMPEQB): Likewise.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
the order of presentation for certain built-in functions
(scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
(scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
(scalar_cmp_exp_unordered, scalar_test_data_class)
(scalar_test_neg) to improve locality and flow. Document
the new __builtin_scalar_byte_in_set,
__builtin_scalar_byte_in_range, and
__builtin_scalar_byte_in_either_range functions.
2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.md: New define_split above bswap<mode>2.
2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.md: New define_split above insv<mode>.
2016-12-16 Jakub Jelinek <jakub@redhat.com>
PR c/78408
* tree-ssa-ccp.c: Include tree-dfa.h.
(optimize_memcpy): New function.
(pass_fold_builtins::execute): Use it. Remove useless conditional
break after BUILT_IN_VA_*.
2016-12-16 Marek Polacek <polacek@redhat.com>
PR tree-optimization/78819
* tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
Don't register an assertion if the default case shares a label with
another case.
2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
(arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
* config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (call_prof): Remove.
(call_value_prof): Likewise.
(sibcall_prof): Likewise.
(sibcall_value_prof): Likewise.
2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.h (LINK_SPEC): Tidy up.
(ENDFILE_SPEC): Likewise.
(LIB_SPEC): Likewise.
(STARTFILE_SPEC): Include gcrt0 when profiling.
(FUNCTION_PROFILER): Use __mcount.
* config/arc/arc.opt (mucb-mcount): Remove.
* doc/invoke.texi (ARC): Remove mucb-mcount doc.
* arc/arc-protos.h (arc_profile_call): Remove.
* config/arc/arc.c (write_profile_sections): Likewise.
(arc_profile_call): Likewise.
(unspec_prof_hash): Likewise.
(unspec_prof_htab_eq): Likewise.
(arc_legitimate_constant_p): Remove UNSPEC_PROF.
(arc_reorg): Remove call to write_profile_sections.
* config/arc/arc.md (call): Remove call to arc_profile_call.
(call_value): Likewise.
(sibcall): Likewise.
(sibcall_value): Likewise.
(define_constants): Remove UNSPEC_PROF.
2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (mulsidi_600): Change to insn_and_split,
generate new mul64 insn for core multiplication work.
(umulsidi_600): Likewise, but use mulu64 insn.
(mul64): New pattern, content taken from old mulsidi_600 insn pattern.
(mulu64): Likewise, but using umulsidi_600.
(mulsidi3): Remove move to destination, this is now handled by
mulsidi_600 insn_and_split.
(umulsidi3): Likewise, but using umulsidi_600.
2016-12-16 Richard Biener <rguenther@suse.de>
PR c++/71694
* langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
(LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
* langhooks.h (struct lang_hooks_for_types): Add
unit_size_without_reusable_padding.
* langhooks.c (lhd_unit_size_without_reusable_padding): New.
* stor-layout.c (finish_bitfield_representative): Use
unit_size_without_reusable_padding langhook to decide on the
last representatives size.
2016-12-16 Richard Biener <rguenther@suse.de>
PR middle-end/71632
* expr.c (expand_cond_expr_using_cmove): Bail out early if
we end up recursing via TER.
2016-12-15 Martin Sebor <msebor@redhat.com>
PR bootstrap/78817
* vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
a pointer is non-null.
2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
* config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
* config/i386/avx512dqintrin.h: Ditto.
* config/i386/avx512fintrin.h: Ditto.
* config/i386/i386-builtin.def (__builtin_ia32_kmovb,
__builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
(__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
* config/i386/sse.md (kmov<mskmodesuffix>): New.
2016-12-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
for TARGET_BMI.
(ffssi2_no_cmove): Ditto.
(*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
(*tzcnt<mode>_1_falsedep): New insn pattern.
(LT_ZCNT): New mode iterator.
(lt_zcnt): New mode attribute.
(lt_zcnt_type): New mode attribute.
(<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
lzcnt_<mode> using LT_ZCNT mode iterator.
(*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
*bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
using LT_ZCNT mode iterator.
(*<lt_zcnt>_<mode>_falsedep): Macroize insn from
*bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
using LT_ZCNT mode iterator.
(*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
and *lzcnt_<mode> using LT_ZCNT mode iterator.
* config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
(__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
Update for rename.
2016-12-15 Jakub Jelinek <jakub@redhat.com>
* ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
(print_ipcp_constant_value): Likewise.
(ipcp_cloning_candidate_p): Likewise.
(ipcp_bits_lattice::get_value_and_mask): Likewise.
(ipcp_bits_lattice::meet_with_1): Likewise.
(ipcp_bits_lattice::meet_with): Likewise.
(initialize_node_lattices): Likewise.
(ipcp_lattice::add_value): Likewise.
(propagate_vals_accross_pass_through): Renamed to ...
(propagate_vals_across_pass_through): ... this function.
(propagate_vals_accross_ancestor): Renamed to ...
(propagate_vals_across_ancestor): ... this.
(propagate_scalar_accross_jump_function): Renamed to ...
(propagate_scalar_across_jump_function): ... this.
Adjust calls to above functions.
(propagate_context_accross_jump_function): Renamed to ...
(propagate_context_across_jump_function): ... this.
(propagate_bits_accross_jump_function): Renamed to ...
(propagate_bits_accross_jump_function): ... this. Formatting fixes.
(propagate_vr_accross_jump_function): Renamed to ...
(propagate_vr_across_jump_function): ... this.
(merge_agg_lats_step): Formatting fixes.
(propagate_constants_accross_call): Renamed to ...
(propagate_constants_across_call): ... this. Adjust calls to above
functions.
(ipa_get_indirect_edge_target_1): Formatting fixes.
(gather_context_independent_values): Likewise.
(estimate_local_effects): Likewise.
(add_all_node_vals_to_toposort): Likewise.
(propagate_constants_topo): Adjust calls to above functions.
(get_replacement_map): Formatting fixes.
(dump_profile_updates): Likewise.
(update_profiling_info): Likewise.
(update_specialized_profile): Likewise.
(create_specialized_node): Likewise.
(find_more_contexts_for_caller_subset): Likewise.
(decide_whether_version_node): Likewise.
(identify_dead_nodes): Likewise.
(ipcp_decision_stage): Likewise.
(ipcp_store_bits_results): Likewise.
(ipcp_store_vr_results): Likewise.
(ipcp_driver): Likewise.
2016-12-15 David Malcolm <dmalcolm@redhat.com>
PR preprocessor/78680
PR preprocessor/78811
* input.c (struct selftest::lexer_test): Add field
m_implicitly_expect_EOF.
(selftest::lexer_error_sink): New class.
(selftest::lexer_error_sink::s_singleton): New global.
(selftest::lexer_test::lexer_test): Initialize new field
"m_implicitly_expect_EOF".
(selftest::lexer_test::~lexer_test): Conditionalize the
check for the EOF token on the new field.
(selftest::test_lexer_string_locations_raw_string_unterminated):
New function.
(selftest::input_c_tests): Call the new test.
2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
* config/arm/arm.c (arm_option_check_internal): Improve comment.
(thumb_force_lr_save): Use crtl->is_leaf.
(arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
(thumb_far_jump_used_p): Remove comment.
(arm_frame_pointer_required): Use crtl->is_leaf.
2016-12-15 Jakub Jelinek <jakub@redhat.com>
* doc/extend.texi: Clean up @xref{...} uses.
* doc/invoke.texi: Likewise.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-fpus.def: Add CNAME field to all FPU definitions.
* genopt.sh: Use explicit enumeration tags for FPU entries.
* arm-tables.opt: Regenerated.
* arm.opt (mfpu): Provide initial value.
* arm-opts.h (enum fpu_type): Build the enumeration from the list of
available FPUs. Add 'auto' entry on the end.
* arm.c (arm_configure_build_target): Only do explicit configuration
of the FPU features if the selected FPU is not 'auto'.
(arm_option_override): Adjust initialization of arm_fpu_index.
Emit an error if we have a hard float ABI request, but the processor
does not support floating-point.
(arm_option_print): Handle -mfpu=auto.
(arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
or function attributes.
(arm_identify_fpu_from_isa): Handle effective soft-float when
the FPU is automatically detected.
* arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
(arm1176jzf-s): Likewise.
(mpcore): Likewise.
(arm1156t2f-s): Likewise.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-fpus.def (ARM_FPU): Remove features field from all definitions.
* arm.h (arm_fpu_feature_set): Delete typedef.
(FPU_FL_NONE): Delete.
(FPU_FL_NEON): Delete.
(FPU_FL_FP16): Delete.
(FPU_FL_CRYPTO): Delete.
(FPU_FL_DBL): Delete.
(FPU_FL_D32): Delete.
(FPU_FL_VFPv2): Delete.
(FPU_FL_VFPv3): Delete.
(FPU_FL_VFPv4): Delete.
(FPU_FL_VFPv5): Delete.
(FPU_FL_AMRv8): Delete.
(FPU_VFPv2): Delete.
(FPU_VFPv3): Delete.
(FPU_VFPv4): Delete.
(FPU_VFPv5): Delete.
(FPU_ARMv8): Delete.
(FPU_DBL): Delete.
(FPU_D32): Delete.
(FPU_NEON): Delete.
(FPU_CRYPTO): Delete.
(FPU_FP16): Delete.
(arm_fpu_desc): Delete features field.
* arm.c (all_fpus): Don't initialize feature field.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm.c (arm_can_inline_p): Use ISA features for determining
inlinability.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-protos.h (arm_configure_build_target): Change second argument
to cl_target_options.
* arm.c (arm_configure_build_target): Likewise.
(arm_option_restore): Update accordingly.
(arm_option_override): Create the target_option_default_node before
calling arm_configure_build_target. Use it in call of latter.
Resynchronize after all other overrides have been calculated.
(arm_valid_target_attribute_tree): Use the target options for
reconfiguration. Resynchronize after performing override checks.
* arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
to reconfigure the build target.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm.h (TARGET_VFPD32): Use arm_active_target.
(TARGET_VFP3): Likewise.
(TARGET_VFP5): Likewise.
(TARGET_VFP_SINGLE): Likewise.
(TARGET_VFP_DOUBLE): Likewise.
(TARGET_NEON_FP16): Likewise.
(TARGET_FP16): Likewise.
(TARGET_FMA): Likewise.
(TARGET_FPU_ARMV8): Likewise.
(TARGET_CRYPTO): Likewise.
(TARGET_NEON): Likewise.
(TARGET_FPU_FEATURES): Delete.
* arm.c (arm_option_check_internal): Check for iwmmxt conflict with
Neon using arm_active_target.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm.h (TARGET_FPU_NAME): Delete.
* arm.c (arm_identify_fpu_from_isa): New function.
(arm_declare_function_name): Use it to get the name for the FPU.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-protos.h: Include sbitmap.h
(arm_configure_build_target): Make public.
* arm.c (arm_configure_build_target): Now not static.
(arm_valid_target_attribute_rec): Move internal option check to...
(arm_valid_target_attribute_tree0: ... here. Also reconfingure the
active target.
(arm_override_options_after_change): Call arm_configure_build_target.
(isa_all_fpubits): Renamed from isa_fpubits.
(arm_option_restore): New function.
(TARGET_OPTION_RESTORE): Register it.
(arm_configure_build_target): Initialize the FPU capability bits in
the isa.
(arm_option_override): Move the code that forces the setting of the
FPU option before the call to arm_configure_build_target.
* arm.opt (march): Mark as Save.
(mcpu, mtune): Likewise.
* arm-c.c (arm_pragma_target_parse): Reconfigure the build target
after pragmas change the target options.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
fP_dbl, fp_d32 and fp_crypto.
(ISA_ALL_FPU): Add all the new bits.
(ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
(ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
* arm-fpus.def: Add ISA features to all FPUs.
* arm.h: (arm_fpu_desc): Add new field for ISA bits.
* arm.c (all_fpus): Initialize it.
* arm-tables.opt: Regenerated.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm.h (FPU_FL_VFPv2) New feature bit.
(FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
(FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
macros.
(FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
(TARGET_FPU_REV): Delete.
(TARGET_VFP3): Use feature bits.
(TARGET_VFP5): Likewise.
(TARGET_FMA): Likewise.
(TARGET_FPU_ARMV8): Likewise.
(struct arm_fpu_desc): Delete rev field.
* arm-fpus.def: Delete REV entry, use new feature bits and macros.
* arm.c (all_fpus): Delete rev field.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm.h (vfp_reg_type): Delete.
(TARGET_FPU_REGS): Delete.
(arm_fpu_desc): Delete regs field.
(FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
values.
(FPU_FL_DBL, FPU_FL_D32): Define.
(TARGET_VFPD32): Use feature test.
(TARGET_VFP_SINGLE): Likewise.
(TARGET_VFP_DOUBLE): Likewise.
* arm-fpus.def: Update all entries for new feature bits.
* arm.c (all_fpus): Update initializer macro.
(arm_can_inline_p): Remove test on fpu regs.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm.h (arm_fp_model): Delete.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-cores.def: Remove FLAGS field from all core definitions.
* arm-arches.def: Likewise.
* arm-opts.h (enum processor_type): Remove FLAGS parameter from
ARM_CORES macro.
(arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
* arm-protos.h (FL_*): Delete.
(arm_feature_set): Delete.
(ARM_FSET_*): Delete.
* arm.c (struct processors): Delete flags field.
(all_cores): Delete FLAGS parameter from macro, don't initialize flags.
(all architectures): Likewise.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
Initialize it.
(arm_arch_core_flag): Delete flags field.
(arm_arch_core_flags): Don't initialize flags field.
* common/config/arm/arm-common.c (check_isa_bits_for): New function.
(arm_target_thumb_only): Use new isa bits arrays.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-protos.h (insn_flags): Delete declaration.
(arm_arch7ve): Declare.
* arm.c (insn_flags): Delete.
(arm_arch7ve): New variable.
(arm_selected_cpu): Delete.
(arm_option_check_internal): Use new ISA bitmap.
(arm_option_override_internal): Likewise.
(arm_configure_build_target): Declare arm_selected_cpu locally.
(arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
Rearrange variable intialization by general function.
* arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-builtins.c: Include sbitmap.h.
(def_mbuiltin): Change first parameter to a flag bit. Use it to test
available features in the current target.
(struct builtin_description): Change type of feature field.
(IWMMXT_BUILTIN): Use the isa_features types.
(IWMMXT2_BUILTIN): Likewise.
(IWMMXT_BUILTIN2): Likewise.
(IWMMXT2_BUILTIN2): Likewise.
(CRC32_BUILTIN): Likewise.
(CRYPTO_BUILTIN): Likewise.
(iwmmx_builtin): Likewise.
(iwmmx2_builtin): Likewise.
(arm_iwmmxt_builtin): Check for specific feature bits.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
(ISA_ALL_QUIRKS): New macro.
* arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
* arm.c (isa_quirkbits): New feature-list bitmap.
(arm_configure_build_target): Ignore quirk bits when comparing an
architecture feature list with a CPU feature list.
(arm_option_override): Initialize_isa_quirkbits. If the user has
not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
feature if isa_quirk_cm3_ldrd appears in the isa feature list.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm.c (arm_option_override): Use arm_active_target as source of
information for arm_base_arch and arm_arch_name.
* (arm_file_start): Use arm_active_target for core name.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm.c (arm_selected_tune): Delete static variable.
(arm_selected_arch): Likewise.
(arm_configure_build_target): Declare local versions of arm_selected
target and arm_selected_arch. Initialize more fields in target
data structure.
(arm_option_override): Use arm_active_target instead of
arm_selected_tune and arm_selected_arch.
(asm_file_start): Use arm_active_target.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-protos.h (arm_build_target): New structure.
(arm_active_target): Declare it.
* arm.c (arm_active_target): New variable.
(bitmap_popcount): New function.
(feature_count): Delete.
(arm_initialize_isa): New function.
isa_fpubits): New variable.
(arm_configure_build_target): New function.
(arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
Use arm_configure_build_target.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-isa.h: New file.
* arm-protos.h: Include it.
* arm-arches.def: Add new ISA field to all entries. Drop bogus
armv8.1-a+crc architecture.
* arm-cores.def: Similarly. Group ARMv8 cores by profile.
* arm-opts.h (enum processor_type): Adjust for new field.
* arm.c (struct processors): New field 'isa_bits'.
(all_cores, all_architectures): Initialize new field.
* arm-tables.opt: Regenerated.
* arm-tune.md: Regenerated.
2016-12-15 Richard Earnshaw <rearnsha@arm.com>
* arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
tuning properties from architectural FLAGS field.
* arm-cores.def (ARM_CORE): Likewise.
* arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
(TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
(FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
(FL_TUNE): Remove deleted elements.
(tune_flags): Convert type to unsigned int.
* arm.c (struct processors): Add new field tune_flags.
(all_cores, all_arches): Initialize it.
(arm_option_override): Adapt uses of tune_flags. Use tune_flags
for deciding when we should have slow multiply operations.
2016-12-14 Martin Sebor <msebor@redhat.com>
PR middle-end/78519
* gimple-ssa-sprintf.c (format_string): Handle null pointers.
(format_directive): Diagnose null pointer arguments.
(pass_sprintf_length::handle_gimple_call): Diagnose null destination
pointers. Correct location of null format string in diagnostics.
2016-12-14 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
(s-selftest): Add dependency on the selftests data directory.
* common.opt (fself-test): Rename to...
(fself-test=): ...this, documenting the meaning of the argument.
* selftest-run-tests.c (along): Likewise.
* selftest-run-tests.c: Include "options.h".
(selftest::run_tests): Initialize selftest::path_to_selftest_files
from flag_self_test.
* selftest.c (selftest::path_to_selftest_files): New global.
(selftest::locate_file): New function.
(selftest::test_locate_file): New function.
(selftest_c_tests): Likewise.
(selftest::selftest_c_tests): Call test_locate_file.
* selftest.h (selftest::locate_file): New decl.
(selftest::path_to_selftest_files): New decl.
2016-12-14 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-cores.def: Add -1 as the variant to all
of the cores.
(thunderx): Update to include LSE by default.
(thunderxt88p1): New core.
(thunderxt88): New core.
(thunderxt81): New core.
(thunderxt83): New core.
* config/aarch64/driver-aarch64.c (struct aarch64_core_data):
Add variant field.
(ALL_VARIANTS): New define.
(AARCH64_CORE): Support VARIANT operand.
(cpu_data): Likewise.
(host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
Combine the arch and single core case and support variant searching.
* common/config/aarch64/aarch64-common.c (AARCH64_CORE):
Add VARIANT operand.
* config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
* config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
* config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
* config/aarch64/aarch64-tune.md: Regenerate.
* doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
thunderxt88p1, thunderxt81, thunderxt83 as available options.
2016-12-14 Martin Jambor <mjambor@suse.cz>
* omp-offload.c: Fix coding style.
* omp-expand.c: Likewise.
* omp-general.c: Likewise.
* omp-grid.c: Likewise.
* omp-low.c: Fix coding style of parts touched by the
previous splitting patch.
2016-12-14 Martin Jambor <mjambor@suse.cz>
* omp-general.h: New file.
* omp-general.c: New file.
* omp-expand.h: Likewise.
* omp-expand.c: Likewise.
* omp-offload.h: Likewise.
* omp-offload.c: Likewise.
* omp-grid.c: Likewise.
* omp-grid.c: Likewise.
* omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
(omp_find_combined_for): Declare.
(find_omp_clause): Renamed to omp_find_clause and moved to
omp-general.h.
(free_omp_regions): Renamed to omp_free_regions and moved to
omp-expand.h.
(replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
to omp-general.h.
(set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
omp-general.h.
(build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
moved to omp-general.h.
(get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
omp-general.h.
(oacc_fn_attrib_kernels_p): Moved to omp-general.h.
(get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
omp-general.c.
(omp_expand_local): Moved to omp-expand.h.
(make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
omp-expand.h.
(omp_finish_file): Moved to omp-offload.h.
(default_goacc_validate_dims): Renamed to
oacc_default_goacc_validate_dims and moved to omp-offload.h.
(offload_funcs, offload_vars): Moved to omp-offload.h.
* omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
(omp_region): Moved to omp-expand.c.
(omp_for_data_loop): Moved to omp-general.h.
(omp_for_data): Likewise.
(oacc_loop): Moved to omp-offload.c.
(oacc_loop_flags): Moved to omp-general.h.
(offload_funcs, offload_vars): Moved to omp-offload.c.
(root_omp_region): Moved to omp-expand.c.
(omp_any_child_fn_dumped): Likewise.
(find_omp_clause): Renamed to omp_find_clause and moved to
omp-general.c.
(is_combined_parallel): Moved to omp-expand.c.
(is_reference): Renamed to omp_is_reference and and moved to
omp-general.c.
(adjust_for_condition): Renamed to omp_adjust_for_condition and moved
to omp-general.c.
(get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
and moved to omp-general.c.
(extract_omp_for_data): Renamed to omp_extract_for_data and moved to
omp-general.c.
(workshare_safe_to_combine_p): Moved to omp-expand.c.
(omp_adjust_chunk_size): Likewise.
(get_ws_args_for): Likewise.
(get_base_type): Removed.
(dump_omp_region): Moved to omp-expand.c.
(debug_omp_region): Likewise.
(debug_all_omp_regions): Likewise.
(new_omp_region): Likewise.
(free_omp_region_1): Likewise.
(free_omp_regions): Renamed to omp_free_regions and moved to
omp-expand.c.
(find_combined_for): Renamed to omp_find_combined_for, made global.
(build_omp_barrier): Renamed to omp_build_barrier and moved to
omp-general.c.
(omp_max_vf): Moved to omp-general.c.
(omp_max_simt_vf): Likewise.
(gimple_build_cond_empty): Moved to omp-expand.c.
(parallel_needs_hsa_kernel_p): Likewise.
(expand_omp_build_assign): Moved declaration to omp-expand.c.
(expand_parallel_call): Moved to omp-expand.c.
(expand_cilk_for_call): Likewise.
(expand_task_call): Likewise.
(vec2chain): Likewise.
(remove_exit_barrier): Likewise.
(remove_exit_barriers): Likewise.
(optimize_omp_library_calls): Likewise.
(expand_omp_regimplify_p): Likewise.
(expand_omp_build_assign): Likewise.
(expand_omp_taskreg): Likewise.
(oacc_collapse): Likewise.
(expand_oacc_collapse_init): Likewise.
(expand_oacc_collapse_vars): Likewise.
(expand_omp_for_init_counts): Likewise.
(expand_omp_for_init_vars): Likewise.
(extract_omp_for_update_vars): Likewise.
(expand_omp_ordered_source): Likewise.
(expand_omp_ordered_sink): Likewise.
(expand_omp_ordered_source_sink): Likewise.
(expand_omp_for_ordered_loops): Likewise.
(expand_omp_for_generic): Likewise.
(expand_omp_for_static_nochunk): Likewise.
(find_phi_with_arg_on_edge): Likewise.
(expand_omp_for_static_chunk): Likewise.
(expand_cilk_for): Likewise.
(expand_omp_simd): Likewise.
(expand_omp_taskloop_for_outer): Likewise.
(expand_omp_taskloop_for_inner): Likewise.
(expand_oacc_for): Likewise.
(expand_omp_for): Likewise.
(expand_omp_sections): Likewise.
(expand_omp_single): Likewise.
(expand_omp_synch): Likewise.
(expand_omp_atomic_load): Likewise.
(expand_omp_atomic_store): Likewise.
(expand_omp_atomic_fetch_op): Likewise.
(expand_omp_atomic_pipeline): Likewise.
(expand_omp_atomic_mutex): Likewise.
(expand_omp_atomic): Likewise.
(oacc_launch_pack): and moved to omp-general.c, made public.
(OACC_FN_ATTRIB): Likewise.
(replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
to omp-general.c.
(set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
omp-general.c.
(build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
moved to omp-general.c.
(get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
omp-general.c.
(oacc_fn_attrib_kernels_p): Moved to omp-general.c.
(oacc_fn_attrib_level): Moved to omp-offload.c.
(get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
omp-general.c.
(get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
omp-general.c.
(mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
(grid_launch_attributes_trees): Likewise.
(grid_attr_trees): Likewise.
(grid_create_kernel_launch_attr_types): Likewise.
(grid_insert_store_range_dim): Likewise.
(grid_get_kernel_launch_attributes): Likewise.
(get_target_argument_identifier_1): Likewise.
(get_target_argument_identifier): Likewise.
(get_target_argument_value): Likewise.
(push_target_argument_according_to_value): Likewise.
(get_target_arguments): Likewise.
(expand_omp_target): Likewise.
(grid_expand_omp_for_loop): Moved to omp-grid.c.
(grid_arg_decl_map): Likewise.
(grid_remap_kernel_arg_accesses): Likewise.
(grid_expand_target_grid_body): Likewise.
(expand_omp): Renamed to omp_expand and moved to omp-expand.c.
(build_omp_regions_1): Moved to omp-expand.c.
(build_omp_regions_root): Likewise.
(omp_expand_local): Likewise.
(build_omp_regions): Likewise.
(execute_expand_omp): Likewise.
(pass_data_expand_omp): Likewise.
(pass_expand_omp): Likewise.
(make_pass_expand_omp): Likewise.
(pass_data_expand_omp_ssa): Likewise.
(pass_expand_omp_ssa): Likewise.
(make_pass_expand_omp_ssa): Likewise.
(grid_lastprivate_predicate): Renamed to
omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
(grid_prop): Moved to omp-grid.c.
(GRID_MISSED_MSG_PREFIX): Likewise.
(grid_safe_assignment_p): Likewise.
(grid_seq_only_contains_local_assignments): Likewise.
(grid_find_single_omp_among_assignments_1): Likewise.
(grid_find_single_omp_among_assignments): Likewise.
(grid_find_ungridifiable_statement): Likewise.
(grid_parallel_clauses_gridifiable): Likewise.
(grid_inner_loop_gridifiable_p): Likewise.
(grid_dist_follows_simple_pattern): Likewise.
(grid_gfor_follows_tiling_pattern): Likewise.
(grid_call_permissible_in_distribute_p): Likewise.
(grid_handle_call_in_distribute): Likewise.
(grid_dist_follows_tiling_pattern): Likewise.
(grid_target_follows_gridifiable_pattern): Likewise.
(grid_remap_prebody_decls): Likewise.
(grid_var_segment): Likewise.
(grid_mark_variable_segment): Likewise.
(grid_copy_leading_local_assignments): Likewise.
(grid_process_grid_body): Likewise.
(grid_eliminate_combined_simd_part): Likewise.
(grid_mark_tiling_loops): Likewise.
(grid_mark_tiling_parallels_and_loops): Likewise.
(grid_process_kernel_body_copy): Likewise.
(grid_attempt_target_gridification): Likewise.
(grid_gridify_all_targets_stmt): Likewise.
(grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
and moved to omp-grid.c, made public.
(make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
omp-expand.c.
(add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
(omp_finish_file): Likewise.
(oacc_thread_numbers): Likewise.
(oacc_xform_loop): Likewise.
(oacc_default_dims, oacc_min_dims): Likewise.
(oacc_parse_default_dims): Likewise.
(oacc_validate_dims): Likewise.
(new_oacc_loop_raw): Likewise.
(new_oacc_loop_outer): Likewise.
(new_oacc_loop): Likewise.
(new_oacc_loop_routine): Likewise.
(finish_oacc_loop): Likewise.
(free_oacc_loop): Likewise.
(dump_oacc_loop_part): Likewise.
(dump_oacc_loop): Likewise.
(debug_oacc_loop): Likewise.
(oacc_loop_discover_walk): Likewise.
(oacc_loop_sibling_nreverse): Likewise.
(oacc_loop_discovery): Likewise.
(oacc_loop_xform_head_tail): Likewise.
(oacc_loop_xform_loop): Likewise.
(oacc_loop_process): Likewise.
(oacc_loop_fixed_partitions): Likewise.
(oacc_loop_auto_partitions): Likewise.
(oacc_loop_partition): Likewise.
(default_goacc_fork_join): Likewise.
(default_goacc_reduction): Likewise.
(execute_oacc_device_lower): Likewise.
(default_goacc_validate_dims): Likewise.
(default_goacc_dim_limit): Likewise.
(pass_data_oacc_device_lower): Likewise.
(pass_oacc_device_lower): Likewise.
(make_pass_oacc_device_lower): Likewise.
(execute_omp_device_lower): Likewise.
(pass_data_omp_device_lower): Likewise.
(pass_omp_device_lower): Likewise.
(make_pass_omp_device_lower): Likewise.
(pass_data_omp_target_link): Likewise.
(pass_omp_target_link): Likewise.
(find_link_var_op): Likewise.
(pass_omp_target_link::execute): Likewise.
(make_pass_omp_target_link): Likewise.
* Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
and omp-grid.o.
(GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
omp-low.h.
* gimple-fold.c: Include omp-general.h instead of omp-low.h.
(fold_internal_goacc_dim): Adjusted calls to
get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
* gimplify.c: Include omp-low.h.
(omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
its new name.
(gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
name.
(gimplify_omp_for): Likewise.
* lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
* toplev.c: Include omp-offload.h instead of omp-low.h.
* tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
include omp-expand.h.
(make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
new name.
(make_edges): Adjust the call to free_omp_regions to use its new name.
* tree-parloops.c: Include omp-general.h.
(create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
its new name.
(parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
its new name.
* tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
(gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
its new name.
* tree-vrp.c: Include omp-general.h instead of omp-low.h.
(extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
get_oacc_fn_dim_size to use their new names.
* varpool.c: Include omp-offload.h instead of omp-low.h.
* gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
ifiles.
* config/nvptx/nvptx.c: Include omp-general.c.
(nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
its new name.
(nvptx_reorg): Likewise.
(nvptx_record_offload_symbol): Likewise.
2016-12-14 Martin Sebor <msebor@redhat.com>
PR middle-end/78786
* gimple-ssa-sprintf.c (target_dir_max): New macro.
(get_mpfr_format_length): New function.
(format_integer): Use HOST_WIDE_INT instead of int.
(format_floating_max): Same.
(format_floating): Call get_mpfr_format_length.
(format_directive): Use target_dir_max.
2016-12-14 Jakub Jelinek <jakub@redhat.com>
PR target/78791
* config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
* config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
SLOT_TEMP.
2016-12-14 Uros Bizjak <ubizjak@gmail.com>
PR target/59874
* config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
(ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
* config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
(*clzhi2): Ditto.
2016-12-14 Jakub Jelinek <jakub@redhat.com>
PR debug/77844
* valtrack.c: Include rtl-iter.h.
(struct rtx_subst_pair): Add insn field.
(propagate_for_debug_subst): If pair->to contains at least 2
regs, create a DEBUG_INSN with a debug temp before pair->insn
and replace from with the debug temp instead of pair->to.
(propagate_for_debug): Initialize p.insn.
* combine.c (insn_uid_check): New inline function.
(INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
(find_single_use, combine_instructions,
cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
INSN_P.
2016-12-14 Martin Sebor <msebor@redhat.com>
PR c/17308
* builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
(ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
(ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
(ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
(ATTR_NOTHROW_NONNULL_1_5): Same.
(ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
(ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
(ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
(ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
(ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
(ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
(ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
* builtins.c (validate_arg): Add argument. Treat null pointers
passed to nonnull arguments as invalid.
(validate_arglist): Same.
* builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
(printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
(__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
* calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
(initialize_argument_information): Diagnose null pointers passed to
arguments declared nonnull.
* calls.h (get_nonnull_args): Declared.
2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
instructions.
* config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
type constraint registers.
(VSr3): Likewise.
(FL_CONV): New mode iterator for binary floating types that have a
direct conversion from 64-bit integer to floating point.
(vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
VEXTU{B,H,W}{L,R}X extract instructions.
(vsx_extract_<mode>_p9 splitter): Add splitter to load up the
extract byte position into the GPR if we are using the
VEXTU{B,H,W}{L,R}X extract instructions.
(vsx_extract_<mode>_di_p9): Support extracts to GPRs.
(vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
we can use reg+offset address instructions.
(vsx_extract_<mode>_var): Support extracts to GPRs.
(vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
insn to combine vector extracts with zero_extend.
(vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
extracting a small integer vector element and converting it to a
floating point type.
(vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
(UNSPEC_XXEXTRACTUW): New unspec.
(UNSPEC_XXINSERTW): Likewise.
(vextract4b): Add support for the vec_vextract4b built-in
function.
(vextract4b_internal): Likewise.
(vinsert4b): Add support for the vec_insert4b built-in function.
Include both a version that inserts element 1 from a V4SI object
and one that inserts a DI object.
(vinsert4b_internal): Likewise.
(vinsert4b_di): Likewise.
(vinsert4b_di_internal): Likewise.
* config/rs6000/predicates.md (const_0_to_11_operand): New
predicate, match 0..11.
* config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
type to ternary, not binary.
(BU_P9V_64BIT_VSX_3): Likewise.
(P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
vec_extract4b non-overloaded built-in functions.
(P9V_BUILTIN_VINSERT4B): Likewise.
(P9V_BUILTIN_VINSERT4B_DI): Likewise.
(P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
3.0 built-in functions.
(P9V_BUILTIN_VEC_VEXTURX): Likewise.
(P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
vec_insert4b and vec_extract4 built-in functions.
(P9V_BUILTIN_VEC_VINSERT4B): Likewise.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded support for vec_vinsert4b and vec_extract4b.
* config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
the vec_insert4b and vec_extract4b byte number being a constant in
the range 0..11.
* config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
and vec_extract4b built-in functions.
* doc/extend.doc (PowerPC VSX built-in functions): Document
vec_insert4b and vec_extract4b.
2016-12-14 Martin Liska <mliska@suse.cz>
* gimple-pretty-print.c (dump_probability): New function.
(dump_edge_probability): Use the function.
(dump_gimple_label): Likewise.
(dump_gimple_bb_header): Likewise.
2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
Jakub Jelinek <jakub@redhat.com>
* tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
(strlen_optimize_stmt): Call fold_strstr_to_memcmp.
2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
* lra-constraints.c (process_address_1): Do not attempt to decompose
addresses for MEMs that satisfy fixed-form constraints.
2016-12-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/78788
* tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
(set_and_canonicalize_value_range): Do not drop the above to
VARYING.
2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
Adjust unaligned load cost.
2016-12-13 Uros Bizjak <ubizjak@gmail.com>
PR target/78794
* config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
Calculate additional gain for andnot for targets without BMI.
2016-12-13 Carl Love <cel@us.ibm.com>
* config/rs6000/rs6000-c.c: Add built-in support for
vector float vec_pack (vector double, vector double)
vector double vec_sld (vector double, vector double)
* config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
4-bit unsigned literal.
* config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
* doc/extend.texi: Update the built-in documentation file for the
new powerpc vec_pack and vec_sld built-ins.
2016-12-13 Martin Liska <mliska@suse.cz>
* sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
(sanopt_optimize): Add new argument.
(sanitize_asan_mark_unpoison): New function.
(maybe_contains_asan_check): Likewise.
(sanitize_asan_mark_poison): Likewise.
(pass_sanopt::execute): Call the new functions.
2016-12-13 Martin Liska <mliska@suse.cz>
PR tree-optimization/78428
* expr.c (store_constructor_field): Add new arguments to the function.
(store_constructor): Set up bitregion_end and add gcc_unreachable to
fields that have either non-constant size or (and) offset.
2016-12-13 Marek Polacek <polacek@redhat.com>
* tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
parameters' type from int to HOST_WIDE_INT.
(compute_overlap_steps_for_affine_1_2): Change parameters' type from
int to HOST_WIDE_INT.
(build_classic_dist_vector_1): Likewise.
(add_multivariate_self_dist): Likewise.
2016-12-13 Michael Matz <matz@suse.de>
PR tree-optimization/78725
* tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
at correct use point.
2016-12-13 Martin Liska <mliska@suse.cz>
* asan.c (asan_expand_mark_ifn): Use renamed
BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
* sanitizer.def: Likewise.
2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
* doc/extend.texi (Half-Precision): Update to document current
compiler behaviour.
2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
* doc/extend.texi (Floating Types): Document availability of
_Float16 on ARM/AArch64.
2016-12-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/78699
* tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
group size.
2016-12-13 Richard Biener <rguenther@suse.de>
PR middle-end/78742
* tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
* tree-object-size.c (compute_builtin_object_size): Use
tree_fits_shwi_p.
* tree-data-ref.c (initialize_matrix_A): Remove excess assert.
2016-12-13 Martin Liska <mliska@suse.cz>
* asan.c (asan_mark_poison_p): Remove.
(asan_mark_p): New function.
(transform_statements): Use the function.
(asan_expand_mark_ifn): Do not use masked enum.
* asan.h (enum asan_mark_flags): Declare it via a macro.
* gimple-pretty-print.c (dump_gimple_call_args): Dump first
argument of ASAN_MARK.
* gimplify.c (build_asan_poison_call_expr): Use new enum values.
(asan_poison_variable): Likewise.
2016-12-13 Jakub Jelinek <jakub@redhat.com>
PR ipa/77905
* ipa-pure-const.c (cdtor_p): Return true for
DECL_STATIC_{CON,DE}STRUCTOR even when it is
DECL_LOOPING_CONST_OR_PURE_P.
2016-12-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/78777
* gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
PR other/78766
* opt-functions.awk (opt_args): Use [{] instead of { in regexps.
Formatting fix.
2016-12-12 Martin Sebor <msebor@redhat.com>
PR middle-end/78622
PR middle-end78606
* gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
rather than res.bounded.
(get_width_and_precision): Set precision to -1 when negative.
(adjust_range_for_overflow): New function.
(format_integer): Correct the handling of the space, plus, and pound
flags, and the special case of zero precision.
Always set res.bounded to true unless either precision or width
is specified and unknown.
Call adjust_range_for_overflow.
Avoid use zero as the shortest value when precision is specified
but unknown.
(format_directive): Remove vestigial quoting. Always inform of
argument value or range when it's available.
(add_bytes): Correct the computation of boundrange used to
decide whether a warning is of a "maybe" or "defnitely" kind.
2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
* combine.c (change_zero_ext): Handle mode expanding zero_extracts.
2016-12-12 Uros Bizjak <ubizjak@gmail.com>
PR target/78738
* config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
flag_unsafe_math_optimizations.
(X87_ENABLE_FLOAT): Ditto.
2016-12-12 Marek Polacek <polacek@redhat.com>
PR middle-end/78716
* gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
Case 1; check POINTER_TYPE_P instead.
2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/78669
* ira.c (combine_and_move_insns): When deleting an insn, clear the
replace flag for all used regs in that insn.
2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-opts.h: Move struct arm_arch_core_flag and
arm_arch_core_flags to ...
* common/config/arm/arm-common.c: There.
2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/constraints.md (T): Use special memory constraint.
(U): Minor tweak.
(W): Add TARGET_ARCH64 test.
* config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
(*movdf_insn_sp32): Likewise.
(*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
conjunction with offsettable memory references.
2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
* config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
to avoid shared structure error.
2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/78695
* config/rs6000/rs6000.c (find_alignment_op): Discard from
consideration any artificial definition.
2016-12-11 Iain Sandoe <iain@codesourcery.com>
* configure.ac (CROSS directory tests): Remove the assumption that
Darwin hosts contain suitable target sysroots in "/".
* configure: Regenerate.
2016-12-11 Iain Sandoe <iain@codesourcery.com>
PR rtl-optimization/71496
* config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
copyable. (load_macho_picbase_di, reload_macho_picbase_si,
reload_macho_picbase_di): Likewise.
2012-12-11 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_callee_copies): New function.
* config/pa/pa.opt (mcaller-copies): New option.
* doc/invoke.texi (mcaller-copies): Document option.
2016-12-11 Uros Bizjak <ubizjak@gmail.com>
PR target/70799
* config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
<case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
Add FIXME comment.
(dimode_scalar_chain::compute_convert_gain): Reduce gain for
constant shifts larger or equal than 32.
2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
* config/i386/x86-64.h: Append --32 to the assembler options when
-m16 is used on non-glibc systems as well.
2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
PR target/70118
* config/i386/mmintrin.h (__m64_u): New type
* config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
Make the allowed unaligned memory access explicit.
2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
* config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
Generally use cpu generic.
2016-12-10 Jakub Jelinek <jakub@redhat.com>
Marc Glisse <marc.glisse@inria.fr>
PR tree-optimization/78720
* match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
is negative, sign extend to @1's type and than AND with C.
2016-12-10 Jakub Jelinek <jakub@redhat.com>
PR fortran/78758
* tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
non-zero low bound or non-standard element sizes.
PR sanitizer/78708
* lto-streamer-in.c (input_function): In addition to debug stmts
without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
bit is not enabled.
2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-passes.def: New file.
* config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
* config/rs6000/rs6000.c (rs6000_option_override): Remove
registration of machine-specific passes.
(pass_analyze_swaps::clone): New function.
* config/rs6000/t-rs6000: Define PASSES_EXTRA.
2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
PR ipa/78721
* ipa-cp.c (propagate_vr_accross_jump_function): Call
drop_tree_overflow after fold_convert.
2016-12-09 Jakub Jelinek <jakub@redhat.com>
PR target/72742
* config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
*and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
condition.
2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
PR target/78683
* config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
GET_MODE_BITSIZE. Return 2.
(CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
TARGET_POPCNTD the same as TARGET_CTZ.
* config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
(ffs<mode>2): Reimplement.
2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
PR rtl-optimization/78255
* gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
NO_FUNCTION_CSE is true.
2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
PR ipa/78027
* ipa-icf.c (sem_function::parse): Don't process functions with
oacc decl attributes, as they may be OpenACC routines.
2016-12-09 David Malcolm <dmalcolm@redhat.com>
* rtl.h (get_mem_attrs): Add "const" qualifier to returned
pointer.
2016-12-09 Nathan Sidwell <nathan@acm.org>
PR C++/78550
* convert.c (convert_to_integer_1): Maybe fold conversions to
integral types with fewer bits than its mode.
2016-12-09 Martin Liska <mliska@suse.cz>
* tree-pretty-print.c (pretty_print_string): Escape non-printable
chars in strings.
2016-12-09 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/78726
* tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
argument. For lhs uses in debug stmts, don't replace lhs with
new_lhs, but with a debug temp set to new_lhs opcode op.
(make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
OP down to make_new_ssa_for_def.
(zero_one_operation): Call make_new_ssa_for_all_defs even when
stmts_to_fix is empty, if *def has not changed yet. Pass
OPCODE to make_new_ssa_for_all_defs.
2016-12-08 Martin Sebor <msebor@redhat.com>
PR c/78284
* builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
identifier tree nodes.
(ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
(ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
(ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
(ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
(ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
* builtins.c (expand_builtin_alloca): Call
maybe_warn_alloc_args_overflow.
* builtins.def (aligned_alloc, calloc, malloc, realloc):
Add attribute alloc_size.
(alloca): Add attribute alloc_size and returns_nonnull.
* calls.h (maybe_warn_alloc_args_overflow): Declare.
* calls.c (alloc_max_size, operand_signed_p): New functions.
(maybe_warn_alloc_args_overflow): Define.
(initialize_argument_information): Diagnose overflow in functions
declared with attaribute alloc_size.
* doc/invoke.texi (Warning Options): Document -Walloc-zero and
-Walloc-size-larger-than.
2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/78671
* lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
allocno class.
2016-12-08 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
(HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
PR target/78733
* config/aarch64/aarch64.c (aarch64_classify_address):
Set load_store_pair_p for TImode and TFmode.
2016-12-08 David Malcolm <dmalcolm@redhat.com>
* emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
regno_reg_rtx resizing logic to...
(emit_status::ensure_regno_capacity): ...this new method,
and ensure that the buffers are large enough.
(init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
rather than ggc_vec_alloc.
* function.h (emit_status::ensure_regno_capacity): New method.
2016-12-08 Dmitry Vyukov <dvyukov@google.com>
* opts.c (finish_options): Enable -fsanitize-address-use-after-scope
only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
* doc/invoke.texi (-fsanitize=kernel-address):
Don't say that it enables -fsanitize-address-use-after-scope.
2016-12-08 Bin Cheng <bin.cheng@arm.com>
PR middle-end/78684
* tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
sign bit for index step of data reference.
2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
* config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
Handle SYMBOL_SMALL_TLSGD for ILP32.
* config/aarch64/aarch64.md : tlsgd_small modified into
tlsgd_small_<mode> to support SImode and DImode.
*tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
DImode.
2016-12-08 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
Access the lower part of RTX appropriately.
2016-12-07 David Malcolm <dmalcolm@redhat.com>
* genpreds.c (write_tm_constrs_h): Update for renaming of
rtx_reader_ptr to md_reader_ptr.
(write_tm_preds_h): Likewise.
(write_insn_preds_c): Likewise.
* read-md.c (rtx_reader_ptr): Rename to...
(md_reader_ptr): ...this, and convert from an
rtx_reader * to a md_reader *.
(rtx_reader::set_md_ptr_loc): Rename to...
(md_reader::set_md_ptr_loc): ...this.
(rtx_reader::get_md_ptr_loc): Rename to...
(md_reader::get_md_ptr_loc): ...this.
(rtx_reader::copy_md_ptr_loc): Rename to...
(md_reader::copy_md_ptr_loc): ...this.
(rtx_reader::fprint_md_ptr_loc): Rename to...
(md_reader::fprint_md_ptr_loc): ...this.
(rtx_reader::print_md_ptr_loc): Rename to...
(md_reader::print_md_ptr_loc): ...this.
(rtx_reader::join_c_conditions): Rename to...
(md_reader::join_c_conditions): ...this.
(rtx_reader::fprint_c_condition): ...this.
(rtx_reader::print_c_condition): Rename to...
(md_reader::print_c_condition): ...this.
(fatal_with_file_and_line): Update for renaming of
rtx_reader_ptr to md_reader_ptr.
(rtx_reader::require_char): Rename to...
(md_reader::require_char): ...this.
(rtx_reader::require_char_ws): Rename to...
(md_reader::require_char_ws): ...this.
(rtx_reader::require_word_ws): Rename to...
(md_reader::require_word_ws): ...this.
(rtx_reader::read_char): Rename to...
(md_reader::read_char): ...this.
(rtx_reader::unread_char): Rename to...
(md_reader::unread_char): ...this.
(rtx_reader::peek_char): Rename to...
(md_reader::peek_char): ...this.
(rtx_reader::read_name): Rename to...
(md_reader::read_name): ...this.
(rtx_reader::read_escape): Rename to...
(md_reader::read_escape): ...this.
(rtx_reader::read_quoted_string): Rename to...
(md_reader::read_quoted_string): ...this.
(rtx_reader::read_braced_string): Rename to...
(md_reader::read_braced_string): ...this.
(rtx_reader::read_string): Rename to...
(md_reader::read_string): ...this.
(rtx_reader::read_skip_construct): Rename to...
(md_reader::read_skip_construct): ...this.
(rtx_reader::handle_constants): Rename to...
(md_reader::handle_constants): ...this.
(rtx_reader::traverse_md_constants): Rename to...
(md_reader::traverse_md_constants): ...this.
(rtx_reader::handle_enum): Rename to...
(md_reader::handle_enum): ...this.
(rtx_reader::lookup_enum_type): Rename to...
(md_reader::lookup_enum_type): ...this.
(rtx_reader::traverse_enum_types): Rename to...
(md_reader::traverse_enum_types): ...this.
(rtx_reader::rtx_reader): Rename to...
(md_reader::md_reader): ...this, and update for renaming of
rtx_reader_ptr to md_reader_ptr.
(rtx_reader::~rtx_reader): Rename to...
(md_reader::~md_reader): ...this, and update for renaming of
rtx_reader_ptr to md_reader_ptr.
(rtx_reader::handle_include): Rename to...
(md_reader::handle_include): ...this.
(rtx_reader::handle_file): Rename to...
(md_reader::handle_file): ...this.
(rtx_reader::handle_toplevel_file): Rename to...
(md_reader::handle_toplevel_file): ...this.
(rtx_reader::get_current_location): Rename to...
(md_reader::get_current_location): ...this.
(rtx_reader::add_include_path): Rename to...
(md_reader::add_include_path): ...this.
(rtx_reader::read_md_files): Rename to...
(md_reader::read_md_files): ...this.
* read-md.h (class rtx_reader): Split into...
(class md_reader): ...new class.
(rtx_reader_ptr): Rename to...
(md_reader_ptr): ...this, and convert to a md_reader *.
(class noop_reader): Update base class to be md_reader.
(class rtx_reader): Reintroduce as a subclass of md_reader.
(rtx_reader_ptr): Reintroduce as a rtx_reader *.
(read_char): Update for renaming of rtx_reader_ptr to
md_reader_ptr.
(unread_char): Likewise.
* read-rtl.c (rtx_reader_ptr): New global.
(rtx_reader::apply_iterator_to_string): Rename to...
(md_reader::apply_iterator_to_string): ...this.
(rtx_reader::copy_rtx_for_iterators): Rename to...
(md_reader::copy_rtx_for_iterators): ...this.
(rtx_reader::read_conditions): Rename to...
(md_reader::read_conditions): ...this.
(rtx_reader::record_potential_iterator_use): Rename to...
(md_reader::record_potential_iterator_use): ...this.
(rtx_reader::read_mapping): Rename to...
(md_reader::read_mapping): ...this.
(rtx_reader::read_rtx): Use rtx_reader_ptr when calling
read_rtx_code.
(rtx_reader::read_rtx_operand): Use get_string_obstack rather
than directly accessing m_string_obstack.
(rtx_reader::rtx_reader): New ctor.
(rtx_reader::~rtx_reader): New dtor.
2016-12-07 Martin Sebor <msebor@redhat.com>
PR middle-end/77784
PR middle-end/78149
PR middle-end/78138
* builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
functions.
(compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
(check_memop_sizes): Same.
(expand_builtin_memcpy): Call check memop_sizes.
(expand_builtin_mempcpy): Same.
(expand_builtin_memset): Same,
(expand_builtin_bzero): Same.
(expand_builtin_memory_chk): Call check_sizes.
(expand_builtin_strcpy): Same.
(expand_builtin_strncpy): Same.
(maybe_emit_sprintf_chk_warning): Same.
(expand_builtin): Handle strcat and strncat.
(fini_object_sizes): Reset pointers.
(compute_object_size): New function.
* gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
Avoid issuing warnings also issued during built-in expansion.
* doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/72717
* config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
V2DImode elements are SUBREG's convert the result into DImode
rather than failing in emit_move_insn.
2016-12-07 Jakub Jelinek <jakub@redhat.com>
* builtins.c (fold_builtin_strstr): Removed.
(fold_builtin_2): Don't call fold_builtin_strstr.
* gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
(gimple_fold_builtin_strstr): New function.
(gimple_fold_builtin): Call it.
* fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
PR c++/78692
* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
var to lhs of new_stmt right before noreturn handling rather than to
lhs of e->call_stmt early.
2016-12-07 David Malcolm <dmalcolm@redhat.com>
* read-md.c (rtx_reader::require_char): New method.
(require_char_ws): Convert from function to...
(rtx_reader::require_char_ws): ...method.
(rtx_reader::require_word_ws): New method.
* read-md.h (rtx_reader::require_char): New method decl.
(require_char_ws): Remove global decl in favor of...
(rtx_reader::require_char_ws): ...new method decl.
(rtx_reader::require_word_ws): New method decl.
(rtx_reader::peek_char): New method decl.
2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR rtl-optimization/78617
* lra-remat.c (do_remat): Initialize live_hard_regs from live in
registers, also setting hard registers mapped to pseudo registers.
2016-12-07 David Malcolm <dmalcolm@redhat.com>
* cfgexpand.c (pass_expand::execute): Move stack initializations
to rtl_data::init_stack_alignment and call it.
* emit-rtl.c (rtl_data::init_stack_alignment): New method.
* emit-rtl.h (rtl_data::init_stack_alignment): New method.
2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
* gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
(ira): Move initialization of crtl->is_leaf earlier.
2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
(movtf_aarch64): Likewise.
* config/aarch64/aarch64.c (aarch64_classify_address):
Use correct intersection of offsets.
(aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
(aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
Use 7-bit signed scaled mode for modes > 16 bytes.
2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
PR rtl-optimization/78561
* config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
constant_pool_empty_p in place of get_pool_size_upper_bound.
(rs6000_stack_info): Likewise.
(rs6000_emit_prologue): Likewise.
(rs6000_elf_declare_function_name): Likewise.
(rs6000_set_up_by_prologue): Likewise.
(rs6000_can_eliminate): Likewise.
* output.h (get_pool_size_upper_bound): Delete.
(constant_pool_empty_p): New.
* varasm.c (get_pool_size_upper_bound): Delete
(constant_pool_empty_p): New.
2016-12-07 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/78691
* match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
Require integral type for the outer expression.
2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
* config/aarch64/aarch64.c
(aarch64_builtin_support_vector_misalignment): New.
(TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
2016-12-06 David Malcolm <dmalcolm@redhat.com>
PR bootstrap/78705
* config/i386/i386.c (ix86_test_dumping_memory_blockage):
Conditionalize the string comparison on Pmode == DImode.
2016-12-06 Tom de Vries <tom@codesourcery.com>
PR tree-optimization/67955
* tree-ssa-alias.c (same_addr_size_stores_p): New function.
(stmt_kills_ref_p): Use it.
2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/78700
* calls.c (expand_call): Move back call to prepare_call_address.
2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78658
* config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
?* constraints for the ISA 3.0 patterns, so the register allocator
is more likely to allocate QImode/HImode to vector registers for
conversion to floating point unless a reload is needed.
(zero_extendhi<mode>2): Likewise.
(float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
first alternative which is converting QImode/HImode to floating
point and the QImode/HImode value is in a vector register, and
does not allocate the second pseudo register. Remove zero
extending into traditional floating point registers, since the
instruction used only works on traditional altivec registers.
(floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2016-12-06 David Malcolm <dmalcolm@redhat.com>
* config/i386/i386.c: Include print-rtl.h.
(selftest::ix86_test_dumping_memory_blockage): New function.
(selftest::ix86_run_selftests): Call it.
* print-rtl-function.c (print_rtx_function): Create an
rtx_reuse_manager and use it.
* print-rtl.c: Include "rtl-iter.h".
(rtx_writer::rtx_writer): Add reuse_manager param.
(rtx_reuse_manager::rtx_reuse_manager): New ctor.
(uses_rtx_reuse_p): New function.
(rtx_reuse_manager::preprocess): New function.
(rtx_reuse_manager::has_reuse_id): New function.
(rtx_reuse_manager::seen_def_p): New function.
(rtx_reuse_manager::set_seen_def): New function.
(rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
prefix the first time in_rtx is seen, and print reuse_rtx
subsequently.
(print_inline_rtx): Supply NULL for new reuse_manager param.
(debug_rtx): Likewise.
(print_rtl): Likewise.
(print_rtl_single): Likewise.
(rtx_writer::print_rtl_single_with_indent): Likewise.
* print-rtl.h: Include bitmap.h when building for host.
(rtx_writer::rtx_writer): Add reuse_manager param.
(rtx_writer::m_rtx_reuse_manager): New field.
(class rtx_reuse_manager): New class.
* rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
param and use it when constructing rtx_writer.
(selftest::test_dumping_rtx_reuse): New function.
(selftest::rtl_tests_c_tests): Call it.
* selftest-rtl.h (class rtx_reuse_manager): New forward decl.
(selftest::assert_rtl_dump_eq): Add reuse_manager param.
(ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
(ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
PR target/77761
* lra-lives.c (process_bb_lives): Update biggest mode for
implicitly used hard reg.
2016-12-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (general_gr_operand): New predicate.
* config/i386/i386.md (TImode and DImode push_operand splitter):
Use general_gr_operand. Macroize using DWI mode macro.
(TImode and DImode nonimmediate_operand splitter): Use
nonimmediate_gr_operand and general_gr_operand. Macroize using
DWI mode macro.
(TF/XF/DFmode push_operand splitter): Use general_gr_operand.
(TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
and general_gr_operand.
(XFmode nonimmediate_operand splitter): Ditto.
(DFmode nonimmediate_operand splitter): Ditto.
* config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
alphabetical order with respect to other ARMv8 processors.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm-tune.md: Likewise.
2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
* config/mips/mips.c (mips_expand_builtin_insn): Check input
ranges of literal integer arguments.
2016-12-06 Aldy Hernandez <aldyh@redhat.com>
PR middle-end/78548
* tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
destroy_predicate_vecs.
(uninit_uses_cannot_happen): Make uninit_preds a scalar.
2016-12-06 Aldy Hernandez <aldyh@redhat.com>
PR middle-end/78566
* tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
argument type to a pred_chain.
(can_chain_union_be_invalidated_p): Use pred_chain instead of a
worklist.
(flatten_out_predicate_chains): Remove.
(uninit_uses_cannot_happen): Rename from
uninit_ops_invalidate_phi_use.
Change logic so that we are checking that the PHI use will
invalidate _ALL_ possibly uninitialized operands.
(is_use_properly_guarded): Rename call to
uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
2016-12-06 Tamar Christina <tamar.christina@arm.com>
* gcc/config/aarch64/arm_neon.h
(vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
(vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
(vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
(vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
(vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
(vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
(vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
(vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
(vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
(vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
(vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
(vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
(vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
(vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
2016-12-06 Jakub Jelinek <jakub@redhat.com>
PR c++/71537
* fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
plus offset is non-zero. For maybe_nonzero_address decl base0,
require indirect_base0.
PR c++/71537
* fold-const-call.c (fold_const_call_1): Remove memchr handling here.
(fold_const_call) <case CFN_BUILT_IN_STRNCMP,
case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
(fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
and arguments have no side-effects, return 0.
(fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
PR c++/71537
* fold-const-call.c (fold_const_call): Handle
CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
PR tree-optimization/78675
* tree-vect-loop.c (vectorizable_live_operation): For
VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/78642
* emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
(copy_rtx_if_shared_1) <CLOBBER>: Likewise.
(copy_insn_1) <CLOBBER>: Likewise.
2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78688
* config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
comparing signed to unsigned values.
(FUNCTION_ARG_REGNO_P): Likewise.
2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Stefan Freudenberger <stefan@reservoir.com>
PR tree-optimization/78646
* gimple-ssa-strength-reduction.c (replace_ref): The pointer
addition used for the memory base expression should have the type
of the candidate.
2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
PR target/71721
* config.gcc (*-*-uclinux*): Enable posix threads.
2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
* config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
* config/i386/avx512dqintrin.h: Ditto.
* config/i386/avx512fintrin.h: Ditto.
* config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
function types.
* config/i386/i386-builtin.def (__builtin_ia32_knotqi,
__builtin_ia32_knotsi, __builtin_ia32_knotdi,
__builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
__builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
__builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
__builtin_ia32_kxordi, __builtin_ia32_kandqi,
__builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
__builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
* config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
* combine.c: Revert r243162.
2016-12-05 Paolo Bonzini <bonzini@gnu.org>
* match.pd: Simplify X ? C : 0 where C is a power of 2 and
X tests a single bit.
2016-12-05 Nathan Sidwell <nathan@acm.org>
* diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
(diagnostic_action_after_output): ... here.
(diagnostic_report_diagnostic): Call it for non-notes.
* diagnostic.h (struct diagnostic_context): Make max_errors signed int.
(diagnostic_check_max_errors): Declare.
2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
* config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
(ENDFILE_SPEC): Likewise.
2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
* config/arc/arc.c (arc_unspec_offset): New function.
(arc_finalize_pic): Change.
(arc_emit_call_tls_get_addr): Likewise.
(arc_legitimize_tls_address): Likewise.
(arc_legitimize_pic_address): Likewise.
(insn_is_tls_gd_dispatch): Remove.
* config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
* config/arc/arc.md (ls_gd_load): Remove unused pattern.
(tls_gd_dispatch): Likewise.
2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
* config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
location.
2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
(sparc_split_reg_mem_legitimate): ...this.
(sparc_split_reg_mem): Declare.
(sparc_split_mem_reg): Likewise.
(sparc_split_regreg_legitimate): Rename to...
(sparc_split_reg_reg_legitimate): ...this.
* config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
(sparc_split_reg_mem_legitimate): ...this.
(sparc_split_reg_mem): New function.
(sparc_split_mem_reg): Likewise.
(sparc_split_regreg_legitimate): Rename to...
(sparc_split_reg_reg_legitimate): ...this.
(sparc_split_reg_reg): New function.
* config/sparc/sparc.md (lra): Remove "none" value.
(enabled): Adjust to above change.
(*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
(DImode splitters): Adjust to above renamings and use new functions.
(*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
(DFmode splitters): Adjust to above renamings and use new functions.
(*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
constraint in conjunction with e.
(*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
alternative and reorder others.
(VM64:mode splitters): Adjust to above renamings and use new functions.
2016-12-04 Martin Sebor <msebor@redhat.com>
PR c/78668
* builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
identifier tree nodes.
(ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
(ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
(ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
(ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
(ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
* builtins.def (aligned_alloc, calloc, malloc, realloc):
Add attribute alloc_size.
(alloca): Add attribute alloc_size and returns_nonnull.
2016-12-04 Uros Bizjak <ubizjak@gmail.com>
PR target/70322
* config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
(dimode_scalar_chain::compute_convert_gain): Ditto.
(dimode_scalar_chain::convert_insn): Ditto.
2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
* lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
cases to build a lowpart SUBREG.
2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
David S. Miller <davem@davemloft.net>
* config/sparc/constraints.md (U): Adjust comment.
* config/sparc/sparc.md (lra): New attribute.
(enabled): For base instructions, if the lra attribute is set,
return 1 if it is in keeping with TARGET_LRA.
(*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
constraint and duplicate them with U replaced by r.
(*movdf_insn_sp32): Likewise.
(*mov<VM64:mode>_insn_sp32): Likewise.
(*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2016-12-02 Jeff Law <law@redhat.com>
* config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
variable main_variant.
2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
* config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
default on PowerPC linux systems.
2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78638
* simplify-rtx.c (simplify_truncation): M2 is not mode, it is
GET_MODE (op). Fix this.
2016-12-02 David Malcolm <dmalcolm@redhat.com>
PR bootstrap/78616
* selftest.c (selftest::assert_strndup_eq): Rename to...
(selftest::assert_xstrndup_eq): ...this, and remove call to
strndup.
(selftest::test_strndup): Rename to...
(selftest::test_xstrndup): ...this, updating for above renaming.
(selftest::test_libiberty): Update for renaming.
2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78639
* config/rs6000/rs6000.md (movdi_internal64): Fix typo in
subversion id 242679 that causes the wrong store instruction to be
generated if a DImode is in an Altivec register using REG+REG
addressing.
2016-12-02 Uros Bizjak <ubizjak@gmail.com>
PR target/70322
* config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
and corresponding post-reload splitter.
2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.h (machine_function): Add
reg_is_wrapped_separately field.
* config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
* config/aarch64/aarch64.c (emit_set_insn): Change return type to
rtx_insn *.
(aarch64_save_callee_saves): Don't save registers that are wrapped
separately.
(aarch64_restore_callee_saves): Don't restore registers that are
wrapped separately.
(offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
(aarch64_get_separate_components): New function.
(aarch64_get_next_set_bit): Likewise.
(aarch64_components_for_bb): Likewise.
(aarch64_disqualify_components): Likewise.
(aarch64_emit_prologue_components): Likewise.
(aarch64_emit_epilogue_components): Likewise.
(aarch64_set_handled_components): Likewise.
(aarch64_process_components): Likewise.
(TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2016-12-02 Martin Jambor <mjambor@suse.cz>
* passes.def: Move pass_rebuild_cgraph_edges to the end of
pass_build_ssa_passes.
2016-12-02 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.md (exception_receiver): Copy
alpha_gp_ave_rtx return value.
2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
* Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
for several include directories that may be relative to sysroot.
* config/i386/x-mingw32 (gplus_includedir): Define.
(gplus_tool_includedir, gplus_backward_include_dir): Likewise.
(native_system_includedir): Likewise.
* config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
override if TARGET_SYSTEM_ROOT is defined.
(NATIVE_SYSTEM_HEADER_DIR): Likewise.
2016-12-02 Jakub Jelinek <jakub@redhat.com>
PR target/70322
* config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
(dimode_scalar_chain::compute_convert_gain): Likewise.
(dimode_scalar_chain::convert_insn): Likewise.
* config/i386/i386.md (*one_cmpldi2_doubleword): New
define_insn_and_split.
(one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
PR target/78614
* rtl.c (copy_rtx): Don't clear used flag here.
(shallow_copy_rtx_stat): Clear used flag here unless code the rtx
is shareable.
* simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
'E' in format, copy all vectors.
* emit-rtl.c (copy_insn_1): Don't clear used flag here.
* valtrack.c (cleanup_auto_inc_dec): Likewise.
* config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-builtins.c (arm_builtins): Define
ARM_BUILTIN_CMSE_NONSECURE_CALLER.
(bdesc_2arg): Add line for cmse_nonsecure_caller.
(arm_init_builtins): Handle cmse_nonsecure_caller.
(arm_expand_builtin): Likewise.
* config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.c (detect_cmse_nonsecure_call): New.
(cmse_nonsecure_call_clear_caller_saved): New.
(arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
(arm_function_ok_for_sibcall): Disable sibcalls for
cmse_nonsecure_call.
* config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
* config/arm/arm.md (call): Handle cmse_nonsecure_entry.
(call_value): Likewise.
(nonsecure_call_internal): New.
(nonsecure_call_value_internal): New.
* config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
(*nonsecure_call_value_reg_thumb1_v5): New.
* config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
(*nonsecure_call_value_reg_thumb2): New.
* config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.c (gimplify.h): New include.
(arm_handle_cmse_nonsecure_call): New.
(arm_attribute_table): Added cmse_nonsecure_call.
(arm_comp_type_attributes): Deny compatibility of function types
with without the cmse_nonsecure_call attribute.
* doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.c (output_return_instruction): Clear
registers.
(thumb2_expand_return): Likewise.
(thumb1_expand_epilogue): Likewise.
(thumb_exit): Likewise.
(arm_expand_epilogue): Likewise.
(cmse_nonsecure_entry_clear_before_return): New.
(comp_not_to_clear_mask_str_un): New.
(compute_not_to_clear_mask): New.
* config/arm/thumb1.md (*epilogue_insns): Change length attribute.
* config/arm/thumb2.md (*thumb2_return): Disable for
cmse_nonsecure_entry functions.
(*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
cmse_nonsecure_entry functions.
2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.c (use_return_insn): Change to return with bxns
when cmse_nonsecure_entry.
(output_return_instruction): Likewise.
(arm_output_function_prologue): Likewise.
(thumb_pop): Likewise.
(thumb_exit): Likewise.
(thumb2_expand_return): Assert that entry functions always have simple
returns.
(arm_expand_epilogue): Handle entry functions.
(arm_function_ok_for_sibcall): Disable sibcall for entry functions.
(arm_asm_declare_function_name): New.
* config/arm/arm-protos.h (arm_asm_declare_function_name): New.
* config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
use arm_asm_declare_function_name.
2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
(arm_attribute_table): Added cmse_nonsecure_entry
(arm_compute_func_type): Handle cmse_nonsecure_entry.
(cmse_func_args_or_return_in_stack): New.
(arm_handle_cmse_nonsecure_entry): New.
* config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
(IS_CMSE_ENTRY): Likewise.
* doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
Thomas Preud'homme <thomas.preudhomme@arm.com>
* config.gcc (extra_headers): Added arm_cmse.h.
* config/arm/arm-arches.def (ARM_ARCH):
(armv8-m): Add FL2_CMSE.
(armv8-m.main): Likewise.
(armv8-m.main+dsp): Likewise.
* config/arm/arm-c.c
(arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
* config/arm/arm-flags.h: Define FL2_CMSE.
* config/arm.c (arm_arch_cmse): New.
(arm_option_override): New error for unsupported cmse target.
* config/arm/arm.h (arm_arch_cmse): New.
* config/arm/arm.opt (mcmse): New.
* config/arm/arm_cmse.h: New file.
* doc/invoke.texi (ARM Options): Add -mcmse.
* doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
* doc/extend.texi: Add ARMv8-M Security Extensions entry.
2016-12-02 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c: Fix coding rule glitches.
2016-12-02 Martin Jambor <mjambor@suse.cz>
* hsa.c (hsa_callable_function_p): Return false for artificial
functions.
2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
PR rtl-optimization/78561
* varasm.c (recompute_pool_offsets): New.
(output_constant_pool): Call it.
2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
PR rtl-optimization/78561
* config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
get_pool_size to get_pool_size_upper_bound.
(rs6000_stack_info): Likewise.
(rs6000_emit_prologue): Likewise.
(rs6000_elf_declare_function_name): Likewise.
(rs6000_set_up_by_prologue): Likewise.
(rs6000_can_eliminate): Likewise, reformat spaces to tabs.
* output.h (get_pool_size): Rename to...
(get_pool_size_upper_bound): ...This.
* varasm.c (get_pool_size): Rename to...
(get_pool_size_upper_bound): ...This.
2016-12-02 Bin Cheng <bin.cheng@arm.com>
* match.pd: Add new pattern:
(cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2016-12-02 Nathan Sidwell <nathan@acm.org>
* diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
braces.
2016-12-02 Aldy Hernandez <aldyh@redhat.com>
PR middle-end/78328
* gimple-ssa-warn-alloca.c (alloca_call_type): Handle
VR_ANTI_RANGE.
2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
problem.
2016-12-02 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
* config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
* config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
* config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
avr_mcu_types.flash_size to compute default value.
* config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
mcu->flash_size to compute value for spec.
2016-12-02 Georg-Johann Lay <avr@gjlay.de>
* doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
* doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
about linker description to avoid progmem altogether.
[absdata]: Point to -mabsdata option.
2016-12-02 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/78547
* emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
DECL_INCOMING_RTL is not shared.
* config/i386/i386.c (convert_scalars_to_vectors): If any
insns have been converted, adjust all parameter's DEC_RTL and
DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
TImode.
PR rtl-optimization/78575
* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
DF infrastructure to wrap all V1TImode reg uses into TImode subreg
if not already wrapped in a subreg. Make sure df_insn_rescan does not
affect further iterations.
2016-12-02 Martin Liska <mliska@suse.cz>
PR ipa/78555
* sreal.c (sreal::to_int): Make absolute value before shifting.
(sreal::operator/): Likewise.
(sreal_verify_negative_division): New test.
(void sreal_c_tests): Call the new test.
* sreal.h (sreal::normalize_up): Use new SREAL_ABS and
SREAL_SIGN macros.
(sreal::normalize_down): Likewise.
2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
* combine.c (combine_simplify_rtx): Suppress replacement of
"(and (reg) (const_int bit))" with "if_then_else".
2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
PR target/77822
* config/s390/s390.md ("extzv")
("*extzv<mode><clobbercc_or_nocc>")
("*extzvdi<clobbercc_or_nocc>_lshiftrt")
("*<risbg_n>_ior_and_sr_ze")
("*extract1bitdi<clobbercc_or_nocc>")
("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
to validate the arguments of zero_extract and sign_extract.
2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
PR target/77822
* rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
function.
(TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
macro.
2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/vector.md (vec_halfhalf): New mode iterator.
("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
("vec_unpacku_lo_v4si"): New pattern definitions.
* config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
vector.md.
2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-protos.h (s390_reverse_condition): New
prototype.
* config/s390/s390.c (s390_canonicalize_comparison): Fold compares
of CC mode values.
(s390_reverse_condition): New function.
* config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
target macros.
2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
(CCVHUANY): Remove modes.
(CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
documentation.
* config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
(s390_expand_vec_compare_scalar): Pick one of the cc consumer
modes.
(s390_branch_condition_mask): Adjust to use the new cc consumer
modes. The new modes allow for proper reversal in the middle-end.
(s390_expand_vec_compare_cc): Determine the proper cc producer and
consumer modes for a comparison.
* config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
throughout the file.
* config/s390/vx-builtins.md: Likewise.
2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
* asan.c (asan_global_struct): Refactor.
(create_odr_indicator): New function.
(asan_needs_odr_indicator_p): Likewise.
(is_odr_indicator): Likewise.
(asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
constructor.
(asan_protect_global): Do not protect odr indicators.
2016-12-01 Jeff Law <law@redhat.com>
* tree-ssa-threadedge.c
(record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
propagation of operands if there are no operands.
2016-12-02 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/78586
* gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
type is INTEGER_TYPE or POINTER_TYPE.
2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/78577
* config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
(vextuhrx): Likewise.
(vextuwlx): Likewise.
(vextuwrx): Likewise.
2016-12-01 David Malcolm <dmalcolm@redhat.com>
* dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
early_dwarf_finished.
2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
David S. Miller <davem@davemloft.net>
* config/sparc/sparc.opt (mlra): New target option.
* config/sparc/sparc.c (TARGET_LRA_P): Define to...
(sparc_lra_p): ...this. New function.
(D_MODES, DF_MODES): Add missing cast.
* config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
provide these insns when flag_pic.
(sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
embmedany_brsum, embmedany_textuhi, embmedany_texthi,
embmedany_textulo, embmedany_textlo): Likewise.
(sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2016-12-01 David Edelsohn <dje.gcc@gmail.com>
PR debug/66419
PR c++/78235
* dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2016-12-01 Richard Biener <rguenther@suse.de>
Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
memset if len-oldlen != 0.
(vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2016-12-01 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2016-12-01 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c: Fix coding rule glitches.
2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
PR tree-optimization/78598
* tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
overflows.
2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
PR rtl-optimization/78596
* combine.c (simplify_comparison): Cast to unsigned to avoid
left shifting of negative value.
2016-12-01 Matthias Klose <doko@ubuntu.com>
* doc/install.texi: Don't use pkg-config to check for bdw-gc.
2016-12-01 Richard Biener <rguenther@suse.de>
* tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
treat arrays with same type as objects that cannot overlap.
2016-12-01 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
(avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
(avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2016-12-01 Jakub Jelinek <jakub@redhat.com>
PR debug/78587
* dwarf2out.c (loc_descr_plus_const): For negative offset use
uint_loc_descriptor instead of int_loc_descriptor and perform negation
in unsigned HOST_WIDE_INT type.
(scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
PR target/78614
* config/rs6000/rs6000.c (rs6000_frame_related): Call
set_used_flags (pat) before any simplifications. Clear used flag on
PARALLEL copy. Don't guard add_reg_note call. Call
copy_rtx_if_shared on pat before storing it into
REG_FRAME_RELATED_EXPR.
2016-12-01 Alan Modra <amodra@gmail.com>
* gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
look inside UNSPEC_VSX_XXSPLTW vec.
2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78607
* combine.c (try_combine): Emit a barrier after a unconditional trap.
2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78602
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
element is not a constant or in a register, force it to a
register.
PR target/78560
* config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
that will be set to a vector element to be in a register.
* config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
the wrong multiplier to convert the element number to a byte
offset.
2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
PR tree-optimization/77856
* lra-constraints.c (inherit_in_ebb): Check original regno for
invalid invariant regs too. Set only clobbered hard regs for the
invalid invariant regs.
2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
Commit files forgotten in r242966.
* config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
* config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
* config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
prefix check to find wrap-around value, instead use MCU flash size.
For 8k flash devices, update link_pmem_wrap spec string to
add --pmem-wrap-around=8k.
* config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
here...
(LINK_SPEC): ...to here.
2016-11-30 David Malcolm <dmalcolm@redhat.com>
PR c/78498
* selftest.c (selftest::assert_strndup_eq): New function.
(selftest::test_strndup): New function.
(selftest::test_libiberty): New function.
(selftest::selftest_c_tests): Call test_libiberty.
2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78610
* ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
instructions.
2016-11-30 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/78574
* tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
header PHI that doesn't define biv.
2016-11-30 Jakub Jelinek <jakub@redhat.com>
* emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
reset_used_flags.
* config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
sharing the SUBREG rtx between move and following insn.
* ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
for REG_EQUIV argument.
2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
PR ipa/78555
* real.c (real_hash): Add cast to avoid left
shifting of negative values.
2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/78362
* config/aarch64/aarch64.md (add<mode>3): Extract inner expression
from a subreg in operands[1] and don't call REGNO on a non-reg
expression when deciding to force operands[2] into a reg.
2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
* config/arc/arc.c (arc_store_addr_hazard_p): New function.
(workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
* config/arc/arc700.md: Add define_bypass for store/load.
2016-11-30 Martin Liska <mliska@suse.cz>
* cgraph.c (symbol_table::initialize): Initialize
ipa_clones_dump_file.
(cgraph_node::remove): Report to ipa_clones_dump_file.
* cgraph.h: Add new argument (suffix) to cloning methods.
* cgraphclones.c (dump_callgraph_transformation): New function.
(cgraph_node::create_clone): New argument.
(cgraph_node::create_virtual_clone): Likewise.
(cgraph_node::create_version_clone): Likewise.
* dumpfile.c: Add .ipa-clones dump file.
* dumpfile.h (enum tree_dump_index): Add TDI_clones
* ipa-inline-transform.c (clone_inlined_nodes): Report operation
to dump_callgraph_transformation.
2016-11-30 Martin Liska <mliska@suse.cz>
PR sanitizer/78541
* asan.c (asan_expand_mark_ifn): Properly
select a VAR_DECL from FRAME.* component reference.
2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78583
* simplify-rtx.c (simplify_truncation): Add check missing from the
previous commit.
2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78590
* combine.c (change_zero_ext): Transform zero_extend of subregs only
if the subreg_reg is a scalar integer mode.
2016-11-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/78586
* gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
Don't build_int_cst min/max twice. Formatting fix.
2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
PR rtl-optimization/78588
* combine.c (if_then_else_cond): Also guard against BLKmode.
* rtlanal.c (num_sign_bit_copies1): Add assert.
2016-11-29 Jeff Law <law@redhat.com>
* common/config/arc/arc-common.c (arc_handle_option): Remove unused
variables.
* lra-constraints.c (check_and_process_move): Constrain the
range of DCLASS and SCLASS to avoid false positive out of bounds
array index warning.
2016-11-29 David Malcolm <dmalcolm@redhat.com>
* doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2016-11-29 David Malcolm <dmalcolm@redhat.com>
PR preprocessor/78569
* input.c (get_substring_ranges_for_loc): Fail gracefully if
line directives were present.
2016-11-30 Matthias Klose <doko@ubuntu.com>
* doc/install.texi: Document configure options --enable-objc-gc
and --with-target-bdw-gc.
2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78594
* config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
'x' to stxsi<wd>x print pattern, so that QImode and HImode values
residing in traditional altivec registers can be stored
correctly.
2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
PR target/78603
* config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
overhead loop start between a call and its CALL_ARG_LOCATION
note.
2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
* config/bfin/linux.h (CPP_SPEC): Define.
2016-11-29 Martin Sebor <msebor@redhat.com>
PR tree-optimization/78512
* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
* config/rs6000/linux.h: Same.
* config/rs6000/linux64.h: Same.
* config/sol2.h: Same.
* config/sol2.c (solaris_printf_pointer_format): Remove.
* doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
* doc/tm.texi: Regenerate.
* gimple-ssa-sprintf.c (format_pointer): Rempove.
(pass_sprintf_length::compute_format_length): Return bool.
(pass_sprintf_length::handle_gimple_call): Adjust.
* target.def (printf_pointer_format): Remove.
* targhooks.c (default_printf_pointer_format): Remove.
(linux_printf_pointer_format): Same.
* targhooks.h (default_printf_pointer_format): Remove.
(linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2016-11-29 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
(mshift): Ditto.
(SWI1248_AVX512BWDQ): Ditto.
(SWI1248_AVX512BW): Ditto.
(k<any_logic:code><mode>): Ditto.
(kandn<mode>): Ditto.
(kxnor<mode>): Ditto.
(knot<mode>): Ditto.
(*k<any_lshift:code><mode>): Ditto.
(kortestzhi, kortestchi): Ditto.
(kunpckhi, kunpcksi, kunpckdi): Ditto.
2016-11-29 Andrew Pinski <apinski@cavium.com>
* tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
for the EQ_EXPR.
2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
PR target/71331
* config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
to stack before call mcount.
(tilegx_can_use_return_insn_p): Clean up code.
2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
* config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2016-11-29 David Malcolm <dmalcolm@redhat.com>
PR c++/72774
PR c++/72786
PR c++/77922
PR c++/78313
* spellcheck.c (selftest::test_find_closest_string): Verify that
we don't offer the goal string as a suggestion.
* spellcheck.h (best_match::get_best_meaningful_candidate): Don't
offer the goal string as a suggestion.
2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_override_options): Avoid selection of
compact casesi for ARCv2.
2016-11-29 Richard Biener <rguenther@suse.de>
* tree-cfg.c (lower_phi_internal_fn): Do not look for further
PHIs after a regular stmt.
(stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
start a new BB.
2016-11-29 Martin Liska <mliska@suse.cz>
PR gcov-profile/78582
* tree-profile.c (gimple_gen_time_profiler): Make one extra BB
to prevent PHI argument clash.
2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.opt (marclinux): Fix typo.
(marclinux_prof): Likewise.
2016-11-29 Jiong Wang <jiong.wang@arm.com>
* target.def (stack_protect_runtime_enabled_p): New.
* function.c (expand_function_end): Guard stack_protect_epilogue with
targetm.stack_protect_runtime_enabled_p.
* cfgexpand.c (pass_expand::execute): Likewise.
* calls.c (expand_call): Likewise.
* doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
* doc/tm.texi: Regenerate.
2016-11-29 Richard Biener <rguenther@suse.de>
PR middle-end/78546
* match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2016-11-29 Janus Weil <janus@gcc.gnu.org>
* doc/contrib.texi: Add a few missing gfortran contributors.
2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
* combine.c (change_zero_ext): Also handle extends from a subreg
to a mode bigger than that of the operand of the subreg.
2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
PR target/77687
* config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
stack_restore_tie insn instead of stack_tie, for the SVR4 and
SPE ABIs.
* config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
* shrink-wrap.c (init_separate_shrink_wrap): Do not clear
head_components and tail_components.
(spread_components): New algorithm.
(emit_common_tails_for_components): Clear head_components and
tail_components.
(insert_prologue_epilogue_for_components): Write extra output to the
dump file for sibcalls and abnormal exits.
2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78342
* combine.c: Include "cfghooks.h".
(try_combine): If we create an unconditional trap, break the basic
block in two just after it, and remove the edge between; also, set
the *new_direct_jump_p flag so that cleanup_cfg is run.
2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
* simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
and sign_extract.
2016-11-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*and<mode>_1): Merge insn pattern from
*andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
output template string.
(*anddi_1): Use multi-line output template string.
(*andqi_1): Ditto.
2016-11-28 Jakub Jelinek <jakub@redhat.com>
PR middle-end/78540
* rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
* rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
note has been removed.
* postreload.c (reload_combine_recognize_pattern): If
remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2016-11-28 Martin Sebor <msebor@redhat.com>
PR middle-end/78520
* gimple-ssa-sprintf.c (target_max_value): Remove.
(target_int_max, target_size_max): Use TYPE_MAX_VALUE.
(get_width_and_precision): New function.
(format_integer, format_floating, get_string_length, format_string):
Correct handling of width and precision with unknown value.
(format_directive): Add warning.
(pass_sprintf_length::compute_format_length): Allow for precision
to consist of a sole period with no asterisk or digits after it.
2016-11-28 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/78546
* simplify-rtx.c (neg_const_int): When negating most negative
number in mode wider than HOST_BITS_PER_WIDE_INT, use
simplify_const_unary_operation to produce CONST_DOUBLE or
CONST_WIDE_INT.
(simplify_plus_minus): Handle the case where neg_const_int
doesn't return a CONST_INT.
2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
PR target/78556
* config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
left shifting of negative values.
2016-11-28 Jakub Jelinek <jakub@redhat.com>
PR fortran/78298
* tree-nested.c (convert_local_reference_stmt): After adding
shared (FRAME.NN) clause to omp parallel, task or target,
add it also to all outer omp parallel, task or target constructs.
2016-11-28 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (UNSPEC_KMASKOP): New.
(UNSPEC_KMOV): Remove.
(kmovw): Expand to plain HImode move.
(k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
Remove corresponding clobber-removing splitter.
(*anddi_1): Remove mask register alternatives.
(*andsi_1): Ditto.
(*andhi_1): Ditto.
(*andqi_1): Ditto.
(*<any_or:code><mode>_1): Ditto.
(*<any_or:code>qi_1): Ditto.
(kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
general register alternatives. Tag pattern with UNSPEC_KMASKOP.
Remove corresponding splitter to operation with general registers.
(*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
(*andn<SWI12:mode>): New pattern.
(*kxnor<mode>): Remove general register alternatives. Tag pattern
with UNSPEC_KMASKOP. Remove corresponding splitter to operation
with general registers.
(knot<mode>): New insn pattern.
(*one_cmpl<mode>2_1): Remove mask register alternatives.
(one_cmplqi2_1): Ditto.
(*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
* config/i386/predicates.md (mask_reg_operand): Remove predicate.
* config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
to generate kmaskop shift.
(vec_unpacks_hi_<mode>): Ditto.
* config/i386/i386-builtin.def (__builtin_ia32_kandhi):
Use CODE_FOR_kandhi.
(__builtin_ia32_knothi): Use CODE_FOR_knothi.
(__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
(__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
2016-11-28 Richard Biener <rguenther@suse.de>
* tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
to SSA names via extract_range_from_ssa_name if allowed.
2016-11-28 Richard Biener <rguenther@suse.de>
PR tree-optimization/78542
* tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
if allowed.
2016-11-28 Paolo Bonzini <bonzini@gnu.org>
* combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
isolates a single bit, even if the condition involves subregs.
2016-11-28 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-simd-builtins.def
(BSL_P): Added di and v2di mode.
* config/aarch64/arm_neon.h
(vsriq_n_p64, vsri_n_p64): Added poly type.
(vextq_p64, vext_p64): Likewise.
(vceq_p64, vbslq_p64, vbsl_p64): Likewise.
2016-11-28 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
(TYPES_GETREGP): Likewise.
(TYPES_SHIFTINSERTP): Likewise.
(TYPES_COMBINEP): Likewise.
(TYPES_STORE1P): Likewise.
* config/aarch64/aarch64-simd-builtins.def
(combine): Added poly generator.
(get_dregoi): Likewise.
(get_dregci): Likewise.
(get_dregxi): Likewise.
(ssli_n): Likewise.
(ld1): Likewise.
(st1): Likewise.
* config/aarch64/arm_neon.h
(poly64x1x2_t, poly64x1x3_t): New.
(poly64x1x4_t, poly64x2x2_t): Likewise.
(poly64x2x3_t, poly64x2x4_t): Likewise.
(poly64x1_t): Likewise.
(vcreate_p64, vcombine_p64): Likewise.
(vdup_n_p64, vdupq_n_p64): Likewise.
(vld2_p64, vld2q_p64): Likewise.
(vld3_p64, vld3q_p64): Likewise.
(vld4_p64, vld4q_p64): Likewise.
(vld2_dup_p64, vld3_dup_p64): Likewise.
(vld4_dup_p64, vsli_n_p64): Likewise.
(vsliq_n_p64, vst1_p64): Likewise.
(vst1q_p64, vst2_p64): Likewise.
(vst3_p64, vst4_p64): Likewise.
(__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
(__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
(vget_lane_p64, vgetq_lane_p64): Likewise.
(vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
(vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
(vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
(vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
(vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
(vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
(vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
(vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
(vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
(vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
(vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
(vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
(vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
(vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
(vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
(vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
(vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
(vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
(vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
(vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
(vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
(vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
(vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
(vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
(vset_lane_p64, vsetq_lane_p64): Likewise.
(vget_low_p64, vget_high_p64): Likewise.
(vcombine_p64, vst2_lane_p64): Likewise.
(vst3_lane_p64, vst4_lane_p64): Likewise.
(vst2q_lane_p64, vst3q_lane_p64): Likewise.
(vst4q_lane_p64, vget_lane_p64): Likewise.
(vget_laneq_p64, vset_lane_p64): Likewise.
(vset_laneq_p64, vcopy_lane_p64): Likewise.
(vcopy_laneq_p64, vdup_n_p64): Likewise.
(vdupq_n_p64, vdup_lane_p64): Likewise.
(vdup_laneq_p64, vld1_p64): Likewise.
(vld1q_p64, vld1_dup_p64): Likewise.
(vld1q_dup_p64, vld1q_dup_p64): Likewise.
(vmov_n_p64, vmovq_n_p64): Likewise.
(vst3q_p64, vst4q_p64): Likewise.
(vld1_lane_p64, vld1q_lane_p64): Likewise.
(vst1_lane_p64, vst1q_lane_p64): Likewise.
(vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
(vdupq_laneq_p64): Likewise.
2016-11-28 Tamar Christina <tamar.christina@arm.com>
* config/arm/arm_neon.h (vget_lane_p64): New.
2016-11-28 Iain Sandoe <iain@codesourcery.com>
PR target/71767
* configure.ac (with_ld64): Use portable method to extract the
major part of the version number.
* configure: Regenerated.
2016-11-28 Jakub Jelinek <jakub@redhat.com>
* gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
intmax_t couldn't be determined.
(format_integer): Make {,u}intmax_type_node no longer static,
initialize them only when needed. For z and t use
signed_or_unsigned_type_for instead of assuming size_t and
ptrdiff_t have the same precision.
PR lto/78211
* ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
* ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
(sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
vector instead of traversing m_classes hash table. Release
m_classes_vec.
(sem_item_optimizer::read_section, sem_item_optimizer::add_class):
Formatting fixes.
(sem_item_optimizer::get_group_by_hash): When inserting a new group,
add it also to m_classes_vec vector.
(sem_item_optimizer::remove_symtab_node,
sem_item_optimizer::build_hash_based_classes,
sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
(sem_item_optimizer::subdivide_classes_by_equality,
sem_item_optimizer::subdivide_classes_by_sensitive_refs,
sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
instead of traversing m_classes hash table. Formatting fixes.
(sem_item_optimizer::traverse_congruence_split,
sem_item_optimizer::do_congruence_step_for_index,
sem_item_optimizer::do_congruence_step): Formatting fixes.
(sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
vector instead of traversing m_classes hash table.
(sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
(sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
instead of traversing m_classes hash table.
2016-11-28 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
X is not unused after.
2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/78120
* rtlanal.c (insn_rtx_cost): Revert previous change.
2016-11-28 Georg-Johann Lay <avr@gjlay.de>
PR 41076
* config/avr/avr.md (SPLIT34): New mode iterator.
(bitop): New code iterator.
(*iorhi3.ashift8-*). New insn-and-split patterns.
(*movhi): Post-reload split reg = 0.
[!MOVW]: Post-reload split reg = reg.
(*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
(andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
(iorhi3, iorpsi3, iorsi3): Same.
(xorhi3, xorpsi3, xorsi3): Same.
* config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
costs to *iorhi3.ashift8-* patterns.
2016-11-27 Iain Sandoe <iain@codesourcery.com>
Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/67710
* config.in: Regenerate
* config/darwin-driver.c (darwin_driver_init): Emit a version string
for the assembler.
* config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
* config/darwin.opt(asm_macosx_version_min): New.
* config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
* configure: Regenerate
* configure.ac: Check for mmacosx-version-min handling.
2016-11-27 Iain Sandoe <iain@codesourcery.com>
PR target/57438
* config/i386/i386.c (ix86_code_end): Note that we emitted code
where the function might otherwise appear empty for picbase thunks.
(ix86_output_function_epilogue): If we find a zero-sized function
assume that reaching it is UB and trap. If we find a trailing label
append a nop.
* config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
find a zero-sized function assume that reaching it is UB and trap.
If we find a trailing label, append a nop.
2016-11-27 Iain Sandoe <iain@codesourcery.com>
PR target/71767
* config/darwin-sections.def (picbase_thunk_section): New.
* config/darwin.c (darwin_init_sections): Set up picbase thunk
section. (darwin_rodata_section, darwin_objc2_section,
machopic_select_section, darwin_asm_declare_constant_name,
darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
coalesced with newer linkers.
(darwin_override_options): Decide on usage of coalesed sections
on the basis of the target linker version.
* config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
* config/darwin.opt (mtarget-linker): New.
* config/i386/i386.c (ix86_code_end): Do not force the thunks into
a coalesced section, instead use a thunks section.
2016-11-27 Iain Sandoe <iain@codesourcery.com>
PR target/71767
* configure.ac (with-ld64): New var, set for Darwin, set on
detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
* config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
* config/darwin10.h(DEF_LD64): Update for this target version.
* config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
(DEF_LD64): Update for this target version.
* configure: Regenerated.
* config.in: Regenerated.
2016-11-27 Iain Sandoe <iain@codesourcery.com>
PR target/71767
* config/darwin.c (imachopic_indirection_name): Make data
section indirections linker-visible.
* config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
constant labels linker-visible.
2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
(free_lang_data): Remove assignment to ptrdiff_type_node.
2016-11-25 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/78526
* simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
beyond val's precision.
PR rtl-optimization/78527
* combine.c (make_compound_operation_int): Ignore LSHIFTRT with
out of bounds shift count.
2016-11-25 Martin Liska <mliska@suse.cz>
PR web/71666
* doc/invoke.texi (-fprofile-use): Fix reference to a section
where -fprofile-generate is documented.
2016-11-25 Martin Liska <mliska@suse.cz>
PR gcov-profile/78086
* coverage.c (build_init_ctor): Don't use priority {cd}tors if
not supported by a target. Set priority to 100 if possible.
(build_gcov_exit_decl): Likewise.
2016-11-25 Richard Biener <rguenther@suse.de>
PR ipa/78515
* ipa-prop.c (compute_complex_assign_jump_func): Properly identify
unary, binary and single RHSs.
* tree.def (BIT_INSERT_EXPR): Adjust tree code name.
2016-11-25 Bin Cheng <bin.cheng@arm.com>
PR middle-end/78507
PR middle-end/78510
PR middle-end/78517
* match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
and set it to result code if transformation is valid. Use code EQ
directly in last simplification case.
2016-11-25 Richard Biener <rguenther@suse.de>
* gimple-fold.c (fold_stmt_1): Check may_propagate_copy
before valueizing return stmts.
2016-11-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/78343
* passes.def: Add CD-DCE pass after loop splitting.
* tree-ssa-dce.c (find_obviously_necessary_stmts): Move
SCEV init/finalize ...
(perform_tree_ssa_dce): ... here. Deal with being
executed inside the loop pipeline in aggressive mode.
2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR tree-optimization/77673
* tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
(init_symbolic_number): Initialize src field from src parameter.
(perform_symbolic_merge): Select most dominated statement as the
source statement. Set src field of resulting n structure from the
input src with the lowest address.
(find_bswap_or_nop): Rename source_stmt into ins_stmt.
(bswap_replace): Rename src_stmt into ins_stmt. Initially get source
of load from src field rather than insertion statement. Cancel
optimization if statement analyzed is not dominated by the insertion
statement.
(pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
dominance information.
2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
PR ada/67205
* config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
2016-11-25 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/70965
* passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
PR target/78509
* config/i386/i386.c (i386_excess_precision): Do not return
FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
EXCESS_PRECISION_TYPE_STANDARD.
* target.def (excess_precision): Document that targets should
not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
Fix typo in first sentence.
* doc/tm.texi: Regenerate.
2016-11-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/78396
* tree-vectorizer.c (vectorize_loops): When the if-converted
body contains masked loads or stores do not attempt to
basic-block-vectorize it.
2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* function.h (spill_slot_alignment): Declare.
* function.c (spill_slot_alignment): New function.
* lra-spills.c (slot): Add align and size fields.
(assign_mem_slot): Use them in the call to assign_stack_local.
(add_pseudo_to_slot): Update the fields.
(assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* stor-layout.c (layout_type): Allow the caller to set the mode of
a float type. Only choose one here if the mode is still VOIDmode.
* tree.c (build_common_tree_nodes): Set the type mode of decimal
floats before calling layout_type.
* config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
* tree-tailcall.c (find_tail_calls): Allow calls to reference
local variables if all references are known to be direct.
2016-11-25 Jakub Jelinek <jakub@redhat.com>
Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR middle-end/78501
* tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
non null and it's precision matches precision of lhs's type.
2016-11-24 Martin Sebor <msebor@redhat.com>
PR tree-optimization/78476
* gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
Add a member.
(handle_gimple_call): Adjust signature.
(try_substitute_return_value): Remove calls to bounded functions
with zero buffer size whose result is known.
(pass_sprintf_length::execute): Adjust call to handle_gimple_call.
2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* varasm.c (assemble_start_function): Wrap align_log definition in
ASM_OUTPUT_MAX_SKIP_ALIGN.
2016-11-24 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (wide AND insn to QImode splitter): Use
explicit mode macros.
(wide OR insn to QImode splitter): Ditto.
2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/77541
* lra-constraints.c (struct input_reload): Add field match_p.
(get_reload_reg): Check modes of input reloads to generate unique
value reload pseudo.
(match_reload): Add input reload pseudo for the current insn.
2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
__FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
architecture levels.
* config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
the aarch64_fp16_type_node, not all HFmode types.
(aarch64_libgcc_floating_mode_supported_p): Support HFmode.
(aarch64_scalar_mode_supported_p): Likewise.
(aarch64_excess_precision): New.
(TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
(TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
(TARGET_C_EXCESS_PRECISION): Likewise.
2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
(<optab>dihf2): Likewise.
(aarch64_fp16_<optab><mode>hf2): New.
2016-11-24 Alexander Monakov <amonakov@ispras.ru>
PR target/67822
* config/nvptx/mkoffload.c (main): Allow -fopenmp.
2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
* common/config/sparc/sparc-common.c (sparc_option_optimization_table):
Enable REE at -O2 and higher.
* config/sparc/sparc.c (sparc_option_override): Disable it by default
in 32-bit mode.
2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/48863
PR inline-asm/70184
* tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
(new_temp_expr_table): Initialise reg_vars_cnt.
(free_temp_expr_table): Release reg_vars_cnt.
(process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
field of TAB.
(find_replaceable_in_bb): Use the above to record register variable
write occurrences and cancel replacement across them.
2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/78437
* ree.c (get_uses): New function.
(combine_reaching_defs): When a copy is needed, return false if any
reaching use of the source register reads it in a mode larger than
the mode it is set in and WORD_REGISTER_OPERATIONS is true.
2016-11-24 Martin Liska <mliska@suse.cz>
* gimple-pretty-print.c (dump_edge_probability): New function.
(dump_gimple_switch): Dump label edge probabilities.
(dump_gimple_cond): Likewise.
(dump_gimple_label): Dump
(dump_gimple_bb_header): Dump basic block frequency.
(pp_cfg_jump): Replace e->dest argument with e.
(dump_implicit_edges): Likewise.
* tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
Use gimple_bb (at) instead of at->bb.
2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
* common.opt (flimit-function-alignment): New.
* doc/invoke.texi (-flimit-function-alignment): Document.
* emit-rtl.h (struct rtl_data): Add max_insn_address field.
* final.c (shorten_branches): Set it.
* varasm.c (assemble_start_function): Limit alignment if
requested.
2016-11-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/71595
* cfgloopmanip.h (remove_path): Add irred_invalidated and
loop_closed_ssa_invalidated parameters, defaulted to NULL.
* cfgloopmanip.c (remove_path): Likewise, pass them along to
called functions. Only fix irred flags if the caller didn't
request state.
* tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
(unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
to remove_path.
2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
PR rtl-optimization/78120
* ifcvt.c (noce_conversion_profitable_p): Check original cost in all
cases, and additionally test against max_seq_cost for speed
optimization.
(noce_process_if_block): Compute an estimate for the original cost when
optimizing for speed, using the minimum of then and else block costs.
PR rtl-optimization/78120
* rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
PR rtl-optimization/78120
* config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
2016-11-24 Bin Cheng <bin.cheng@arm.com>
* match.pd: Refine type conversion in result expr for below pattern:
(cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/78429
* tree.h (wi::fits_to_boolean_p): New predicate.
(wi::fits_to_tree_p): Use it for boolean types.
* tree.c (int_fits_type_p): Likewise.
2016-11-24 Martin Liska <mliska@suse.cz>
* print-tree.c (struct bucket): Remove.
(print_node): Add new argument which drives whether a tree node
is printed briefly or not.
(debug_tree): Replace a custom hash table with hash_set<T>.
* print-tree.h (print_node): Add the argument.
2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
* config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
PR target/78458
* config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
if it is at least NREGS wide.
2016-11-23 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
TFmode, IFmode and KFmode.
2016-11-23 Joseph Myers <joseph@codesourcery.com>
* config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
pattern.
2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
* combine.c (change_zero_ext): Only change the mode of a hard register
destination if can_change_dest_mode holds for that.
2016-11-23 Jeff Law <law@redhat.com>
* varasm.c (assemble_name): Increase buffer size for name.
* config/spu/spu.md (floatunsdidf2): Remove unused local variable.
2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
* doc/extend.texi: Constify first argument to __builtin_object_size.
2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
* opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
to be used. Add brackets around macro argument.
2016-11-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
2016-11-23 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/69278
* opts.c (parse_sanitizer_options): For -fsanitize=undefined,
restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
2016-11-23 Jakub Jelinek <jakub@redhat.com>
PR middle-end/69183
* omp-low.c (build_outer_var_ref): Change lastprivate argument
to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
on worksharing constructs, treat it like clauses on simd construct.
Formatting fix.
(lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
(lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
of true as last argument to build_outer_var_ref.
2016-11-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movqi_internal): Calculate mode
attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
<TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
(*k<logic><mode>): Calculate mode attribute depending on
TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
(*andqi_1): Calculate mode attribute of alternative 3 depending
on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
(kandn<mode>): Calculate mode attribute of alternative 2 depending
on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
(kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
iterator. Calculate mode attribute of alternative 1 depending
on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
(*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR middle-end/78153
* gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
* tree-vrp.c (extract_range_basic): Handle case for
CFN_BUILT_IN_STRLEN.
2016-11-23 Jeff Law <law@redhat.com>
* config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
* config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
in boolean context warning.
* config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
PR target/63250
* config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
(arm_fp16_type_node): ...This, make visibile.
(arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
arm_fp16_type_node.
(arm_init_simd_builtin_types): Likewise.
(arm_init_fp16_builtins): Likewise.
* config/arm/arm.c (arm_excess_precision): New.
(arm_floatn_mode): Likewise.
(TARGET_C_EXCESS_PRECISION): Likewise.
(TARGET_FLOATN_MODE): Likewise.
(arm_promoted_type): Only promote arm_fp16_type_node.
* config/arm/arm.h (arm_fp16_type_node): Declare.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/arm.c (arm_convert_to_type): Delete.
(TARGET_CONVERT_TO_TYPE): Delete.
(arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
(arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
* config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
* config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
are in fast math mode, and have no single step hardware instruction.
(extendhfdf2): Only expand through SFmode if we don't have a
single-step hardware instruction.
* config/arm/vfp.md (*truncdfhf2): New.
(extendhfdf2): Likewise.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* targhooks.c (default_floatn_mode): Enable _Float16 if a target
provides HFmode.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
* config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
* config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
* defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
* doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
* doc/tm.texi: Regenerate.
* system.h (TARGET_FLT_EVAL_METHOD): Poison.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* toplev.c (init_excess_precision): Delete most logic.
* tree.c (excess_precision_type): Rewrite to use
TARGET_EXCESS_PRECISION.
* doc/invoke.texi (-fexcess-precision): Document behaviour in a
more generic fashion.
* ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
__STDC_WANT_IEC_60559_TYPES_EXT__.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* common.opt (fpermitted-flt-eval-methods): New.
* doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
* flag_types.h (permitted_flt_eval_methods): New.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* config/m68k/m68k.c (m68k_excess_precision): New.
(TARGET_C_EXCESS_PRECISION): Define.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* config/s390/s390.c (s390_excess_precision): New.
(TARGET_C_EXCESS_PRECISION): Define.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* config/i386/i386.c (ix86_excess_precision): New.
(TARGET_C_EXCESS_PRECISION): Define.
2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
* target.def (excess_precision): New hook.
* target.h (flt_eval_method): New.
(excess_precision_type): Likewise.
* targhooks.c (default_excess_precision): New.
* targhooks.h (default_excess_precision): New.
* doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
* doc/tm.texi: Regenerate.
2016-11-23 Martin Sebor <msebor@redhat.com>
PR middle-end/78461
* gimple-ssa-sprintf.c (format_string): Correct the maxima and
set the minimum number of bytes for an unknown string to zero.
2016-11-23 Martin Jambor <mjambor@suse.cz>
Martin Liska <mliska@suse.cz>
* hsa-builtins.def: New file.
* Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
* builtins.def: Include hsa-builtins.def.
(DEF_HSA_BUILTIN): New macro.
* dumpfile.h (OPTGROUP_OPENMP): Define.
* dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
* gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
GF_OMP_FOR_GRID_GROUP_ITER.
(gimple_omp_for_grid_phony): Added checking assert.
(gimple_omp_for_set_grid_phony): Likewise.
(gimple_omp_for_grid_intra_group): New function.
(gimple_omp_for_set_grid_intra_group): Likewise.
(gimple_omp_for_grid_group_iter): Likewise.
(gimple_omp_for_set_grid_group_iter): Likewise.
* omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
previosuly only distribute loop was permitted.
(lower_lastprivate_clauses): Allow non tcc_comparison predicates.
(grid_get_kernel_launch_attributes): Support multiple HSA grid
dimensions.
(grid_expand_omp_for_loop): Likewise and also support standalone
distribute constructs. New parameter INTRA_GROUP, updated both users.
(grid_expand_target_grid_body): Support standalone distribute
constructs.
(pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
(pass_data_expand_omp_ssa): Likewise.
(pass_data_omp_device_lower): Likewsie.
(pass_data_lower_omp): Likewise.
(pass_data_diagnose_omp_blocks): Likewise.
(pass_data_oacc_device_lower): Likewise.
(pass_data_omp_target_link): Likewise.
(grid_lastprivate_predicate): New function.
(lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
gridified loops.
(lower_omp_for): Support standalone distribute constructs.
(grid_prop): New type.
(grid_safe_assignment_p): Check for assignments to group_sizes, new
parameter GRID.
(grid_seq_only_contains_local_assignments): New parameter GRID, pass
it to callee.
(grid_find_single_omp_among_assignments_1): Likewise, improve missed
optimization info messages.
(grid_find_single_omp_among_assignments): Likewise.
(grid_find_ungridifiable_statement): Do not bail out for SIMDs.
(grid_parallel_clauses_gridifiable): New function.
(grid_inner_loop_gridifiable_p): Likewise.
(grid_dist_follows_simple_pattern): Likewise.
(grid_gfor_follows_tiling_pattern): Likewise.
(grid_call_permissible_in_distribute_p): Likewise.
(grid_handle_call_in_distribute): Likewise.
(grid_dist_follows_tiling_pattern): Likewise.
(grid_target_follows_gridifiable_pattern): Support standalone
distribute constructs.
(grid_var_segment): New enum.
(grid_mark_variable_segment): New function.
(grid_copy_leading_local_assignments): Call grid_mark_variable_segment
if a new argument says so.
(grid_process_grid_body): New function.
(grid_eliminate_combined_simd_part): Likewise.
(grid_mark_tiling_loops): Likewise.
(grid_mark_tiling_parallels_and_loops): Likewise.
(grid_process_kernel_body_copy): Support standalone distribute
constructs.
(grid_attempt_target_gridification): New grid variable holding overall
gridification state. Support standalone distribute constructs and
collapse clauses.
* doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
* hsa.h (hsa_bb): Add method method append_phi.
(hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
occurences in all files too.
(hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
(is_a_helper <hsa_insn_br *>::test): New function.
(is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
branch instructions.
(hsa_insn_signal): Make a direct descendant of
hsa_insn_basic. Add memorder constructor parameter and
m_memory_order and m_signalop member variables.
(hsa_insn_queue): Changed constructor parameters to common form.
Added m_segment and m_memory_order member variables.
(hsa_summary_t): Add private member function
process_gpu_implementation_attributes.
(hsa_function_summary): Rename m_binded_function to
m_bound_function.
(hsa_insn_basic_p): Remove typedef.
(hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
(hsa_op_reg_p): Remove typedef.
(hsa_function_representation): Change hsa_op_reg_p into plain
pointers.
(hsa_insn_phi): Removed new and delete operators.
(hsa_insn_br): Likewise.
(hsa_insn_cbr): Likewise.
(hsa_insn_sbr): Likewise.
(hsa_insn_cmp): Likewise.
(hsa_insn_mem): Likewise.
(hsa_insn_atomic): Likewise.
(hsa_insn_signal): Likewise.
(hsa_insn_seg): Likewise.
(hsa_insn_call): Likewise.
(hsa_insn_arg_block): Likewise.
(hsa_insn_comment): Likewise.
(hsa_insn_srctype): Likewise.
(hsa_insn_packed): Likewise.
(hsa_insn_cvt): Likewise.
(hsa_insn_alloca): Likewise.
* hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
(process_gpu_implementation_attributes): New function.
(link_functions): Move some functionality into it. Adjust after
renaming m_binded_functions to m_bound_functions.
(hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
to the list of instructions with no output registers.
(get_in_type): Return this if it is a register of
matching size.
(hsa_get_declaration_name): Moved to...
* hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
temporary string on an obstack instead from ggc.
(query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
down to two overloads.
(hsa_allocp_operand_address): Removed.
(hsa_allocp_operand_immed): Likewise.
(hsa_allocp_operand_reg): Likewise.
(hsa_allocp_operand_code_list): Likewise.
(hsa_allocp_operand_operand_list): Likewise.
(hsa_allocp_inst_basic): Likewise.
(hsa_allocp_inst_phi): Likewise.
(hsa_allocp_inst_mem): Likewise.
(hsa_allocp_inst_atomic): Likewise.
(hsa_allocp_inst_signal): Likewise.
(hsa_allocp_inst_seg): Likewise.
(hsa_allocp_inst_cmp): Likewise.
(hsa_allocp_inst_br): Likewise.
(hsa_allocp_inst_sbr): Likewise.
(hsa_allocp_inst_call): Likewise.
(hsa_allocp_inst_arg_block): Likewise.
(hsa_allocp_inst_comment): Likewise.
(hsa_allocp_inst_queue): Likewise.
(hsa_allocp_inst_srctype): Likewise.
(hsa_allocp_inst_packed): Likewise.
(hsa_allocp_inst_cvt): Likewise.
(hsa_allocp_inst_alloca): Likewise.
(hsa_allocp_bb): Likewise.
(hsa_obstack): New.
(hsa_init_data_for_cfun): Initialize obstack.
(hsa_deinit_data_for_cfun): Release memory of the obstack.
(hsa_op_immed::operator new): Use obstack instead of object_allocator.
(hsa_op_reg::operator new): Likewise.
(hsa_op_address::operator new): Likewise.
(hsa_op_code_list::operator new): Likewise.
(hsa_op_operand_list::operator new): Likewise.
(hsa_insn_basic::operator new): Likewise.
(hsa_insn_phi::operator new): Likewise.
(hsa_insn_br::operator new): Likewise.
(hsa_insn_sbr::operator new): Likewise.
(hsa_insn_cmp::operator new): Likewise.
(hsa_insn_mem::operator new): Likewise.
(hsa_insn_atomic::operator new): Likewise.
(hsa_insn_signal::operator new): Likewise.
(hsa_insn_seg::operator new): Likewise.
(hsa_insn_call::operator new): Likewise.
(hsa_insn_arg_block::operator new): Likewise.
(hsa_insn_comment::operator new): Likewise.
(hsa_insn_srctype::operator new): Likewise.
(hsa_insn_packed::operator new): Likewise.
(hsa_insn_cvt::operator new): Likewise.
(hsa_insn_alloca::operator new): Likewise.
(hsa_init_new_bb): Likewise.
(hsa_bb::append_phi): New function.
(gen_hsa_phi_from_gimple_phi): Use it.
(get_symbol_for_decl): Fix dinstinguishing between
global and local functions. Put local variables into a segment
according to their attribute or static flag, if there is one.
(hsa_insn_br::hsa_insn_br): New.
(hsa_insn_br::operator new): Likewise.
(hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
(query_hsa_grid_nodim): New function.
(multiply_grid_dim_characteristics): Likewise.
(gen_get_num_threads): Likewise.
(gen_get_num_teams): Reimplemented.
(gen_get_team_num): Likewise.
(gen_hsa_insns_for_known_library_call): Updated calls to the above
helper functions.
(get_memory_order_name): Removed.
(get_memory_order): Likewise.
(hsa_memorder_from_tree): New function.
(gen_hsa_ternary_atomic_for_builtin): Renamed to
gen_hsa_atomic_for_builtin, can also create signals.
(gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
(hsa_insn_atomic): Fix function comment.
(hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
ancestor constructor and initialization of new member variables.
(hsa_insn_queue::hsa_insn_queue): Added initialization of new
member variables.
(hsa_get_host_function): Handle functions with no bound CPU
implementation. Fix binded to bound.
(get_brig_function_name): Likewise.
(HSA_SORRY_ATV): Remove semicolon after macro.
(HSA_SORRY_AT): Likewise.
(omp_simple_builtin::generate): Add missing semicolons.
(hsa_insn_phi::operator new): Removed.
(hsa_insn_br::operator new): Likewise.
(hsa_insn_cbr::operator new): Likewise.
(hsa_insn_sbr::operator new): Likewise.
(hsa_insn_cmp::operator new): Likewise.
(hsa_insn_mem::operator new): Likewise.
(hsa_insn_atomic::operator new): Likewise.
(hsa_insn_signal::operator new): Likewise.
(hsa_insn_seg::operator new): Likewise.
(hsa_insn_call::operator new): Likewise.
(hsa_insn_arg_block::operator new): Likewise.
(hsa_insn_comment::operator new): Likewise.
(hsa_insn_srctype::operator new): Likewise.
(hsa_insn_packed::operator new): Likewise.
(hsa_insn_cvt::operator new): Likewise.
(hsa_insn_alloca::operator new): Likewise.
(get_symbol_for_decl): Accept CONST_DECLs, put them to
readonly segment.
(gen_hsa_addr): Also process CONST_DECLs.
(gen_hsa_addr_insns): Process CONST_DECLs by creating private
copies.
(gen_hsa_unary_operation): Make sure the function does
not use bittype source type for firstbit and lastbit operations.
(gen_hsa_popcount_to_dest): Make sure the function uses a bittype
source type.
* hsa-brig.c (emit_insn_operands): Cope with zero operands in an
instruction.
(emit_branch_insn): Renamed to emit_cond_branch_insn.
Emit the width stored in the class.
(emit_generic_branch_insn): New function.
(emit_insn): Call emit_generic_branch_insn.
(emit_signal_insn): Remove obsolete comment. Update
member variable name, pick a type according to profile.
(emit_alloca_insn): Remove obsolete comment.
(emit_atomic_insn): Likewise.
(emit_queue_insn): Get segment and memory order from the IR object.
(hsa_brig_section): Make allocate_new_chunk, chunks
and cur_chunk provate, add a default NULL parameter to add method.
(hsa_brig_section::add): Added a new parameter, store pointer to
output data there if it is non-NULL.
(emit_function_directives): Use this new parameter instead of
calculating the pointer itself, fix function comment.
(hsa_brig_emit_function): Add forgotten endian conversion.
(hsa_output_kernels): Remove unnecessary building of
kernel_dependencies_vector_type.
(emit_immediate_operand): Declare.
(emit_directive_variable): Also emit initializers of CONST_DECLs.
(gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
(verify_function_arguments): Properly detect variadic
arguments.
* hsa-dump.c (hsa_width_specifier_name): New function.
(dump_hsa_insn_1): Dump generic branch instructions, update signal
member variable name. Special dumping for queue objects.
* ipa-hsa.c (process_hsa_functions): Adjust after renaming
m_binded_functions to m_bound_functions. Copy externally visible flag
to the node.
(ipa_hsa_write_summary): Likewise.
(ipa_hsa_read_section): Likewise.
2016-11-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/78396
* tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
vectorize try vectorizing an if-converted body using BB vectorization.
2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* rtlanal.c (subreg_get_info): Use more local variables.
Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
occupies at least one register. Assume that full hard registers
have consistent endianness. Share previously-duplicated if block.
Rework the main handling so that it operates on independently-
addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
to check lowpart offsets, without trying to find an equivalent
integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
as a final register-endianness correction.
2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
PR target/77881
PR bootstrap/78390
PR target/78438
PR bootstrap/78477
* combine.c (make_compound_operation_int): Do not convert a subreg of
a non-constant logical shift right to a zero_extract. Handle the case
where some zero bits have been shifted into the range covered by that
subreg.
2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* rtl.h (subreg_size_offset_from_lsb): Declare.
(subreg_offset_from_lsb): New function.
(subreg_size_lowpart_offset): Declare.
(subreg_lowpart_offset): Turn into an inline function.
(subreg_size_highpart_offset): Declare.
(subreg_highpart_offset): Turn into an inline function.
* emit-rtl.c (subreg_size_lowpart_offset): New function.
(subreg_size_highpart_offset): Likewise
* rtlanal.c (subreg_size_offset_from_lsb): Likewise.
2016-11-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/78482
* tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
(remove_forwarder_block_with_phi): When merging with a loop
header creates a new latch reset number of iteration information
of the loop.
2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.md (*ashrsi3_extend): Rename to...
(*ashrsi3_extend0): ...this. Accept constant integers.
(*ashrsi3_extend2): Rename to...
(*ashrsi3_extend1): ...this.
(*ashrsi3_extend2): New pattern.
(*lshrsi3_extend1): Accept constant integers.
(*lshrsi3_extend2): Fix condition on operand 2.
2016-11-23 Martin Liska <mliska@suse.cz>
* config/i386/i386.c: Initialize function pointer to NULL.
2016-11-23 Bin Cheng <bin.cheng@arm.com>
* fold-const.c (fold_cond_expr_with_comparison): Move simplification
for A == C1 ? A : C2 to below.
* match.pd: Move from above to here:
(cond (eq (convert1? x) c1) (convert2? x) c2)
-> (cond (eq x c1) c1 c2).
2016-11-23 Bin Cheng <bin.cheng@arm.com>
* fold-const.c (fold_cond_expr_with_comparison): Move simplification
for A cmp C1 ? A : C2 to below, also simplify remaining code.
* match.pd: Move and extend simplification from above to here:
(cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
* tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
(predicate_scalar_phi): Call fold_stmt using the new valueize func.
2016-11-23 Martin Liska <mliska@suse.cz>
Martin Jambor <mjambor@suse.cz>
* doc/install.texi: Remove entry about --with-hsa-kmt-lib.
2016-11-23 Aldy Hernandez <aldyh@redhat.com>
PR target/78213
* opts.c (finish_options): Set -fsyntax-only if running self tests.
2016-11-23 Richard Biener <rguenther@suse.de>
PR middle-end/71762
* match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
(~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
2016-11-23 Richard Biener <rguenther@suse.de>
PR lto/78472
* tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
fields.
2016-11-23 Richard Biener <rguenther@suse.de>
Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
PR tree-optimization/78154
* tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
returns it's argument and the argument is nonnull.
* builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
ATT_RETNONNULL_NOTHROW_LEAF.
* builtins.def (BUILT_IN_MEMPCPY): Change attribute to
ATTR_RETNONNULL_NOTHROW_LEAF.
(BUILT_IN_STPCPY): Likewise.
(BUILT_IN_STPNCPY): Likewise.
(BUILT_IN_MEMPCPY_CHK): Likewise.
(BUILT_IN_STPCPY_CHK): Likewise.
(BUILT_IN_STPNCPY_CHK): Likewise.
(BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
(BUILT_IN_STRNCAT): Likewise.
(BUILT_IN_STRNCPY): Likewise.
(BUILT_IN_MEMSET_CHK): Likewise.
(BUILT_IN_STRCAT_CHK): Likewise.
(BUILT_IN_STRCPY_CHK): Likewise.
(BUILT_IN_STRNCAT_CHK): Likewise.
(BUILT_IN_STRNCPY_CHK): Likewise.
2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
* fold-const.c (tree_expr_nonzero_p) : Make non-static.
* fold-const.h (tree_expr_nonzero_p) : Declare.
* match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
2016-11-23 Paolo Bonzini <bonzini@gnu.org>
* system.h (HAVE_DESIGNATED_INITIALIZERS,
HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
"defined" in macros.
* doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
* doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
* doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
2016-11-23 Georg-Johann Lay <avr@gjlay.de>
PR target/60300
* config/avr/constraints.md (Csp): Widen range to [-11..6].
* config/avr/avr.c (avr_prologue_setup_frame): Limit number
of RCALLs in prologue to 3.
2016-11-22 Michael Collison <michael.collison@arm.com>
* config/aarch64/aarch64-protos.h
(aarch64_and_split_imm1, aarch64_and_split_imm2)
(aarch64_and_bitmask_imm): New prototypes
* config/aarch64/aarch64.c (aarch64_and_split_imm1):
New overloaded function to create bit mask covering the
lowest to highest bits set.
(aarch64_and_split_imm2): New overloaded functions to create bit
mask of zeros between first and last bit set.
(aarch64_and_bitmask_imm): New function to determine if a integer
is a valid two instruction "and" operation.
* config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
allowing wider range of constants with "and" operations.
* (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
"and" operator from matching restricted constant range used for
ior and xor operators.
* config/aarch64/constraints.md (UsO constraint): New SImode constraint
for constants in "and" operantions.
(UsP constraint): New DImode constraint for constants
in "and" operations.
* config/aarch64/iterators.md (lconst2): New mode iterator.
(LOGICAL2): New code iterator.
* config/aarch64/predicates.md (aarch64_logical_and_immediate): New
predicate.
(aarch64_logical_and_operand): New predicate allowing extended
constants for "and" operations.
2016-11-22 Walter Lee <walt@tilera.com>
* config/tilegx/tilegx.md (trap): New pattern.
* config/tilepro/tilepro.md (trap): Likewise.
2016-11-22 Walter Lee <walt@tilera.com>
* config/tilegx/tilegx.md (*zero_extract): Use
define_insn_and_split instead of define_insn; Handle pos + size >
64.
(*sign_extract): Likewise.
2016-11-22 Marek Polacek <polacek@redhat.com>
PR tree-optimization/78455
* tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
2016-11-22 Ian Lance Taylor <iant@golang.org>
PR go/78431
PR go/78432
* godump.c (go_format_type): Always pass alignment as 1 when
calling go_append_padding at end of struct/union.
2016-11-22 Jakub Jelinek <jakub@redhat.com>
PR target/78451
* config/i386/avx512bwintrin.h (_mm512_setzero_qi,
_mm512_setzero_hi): Removed.
(_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
_mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
_mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
_mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
_mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
_mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
_mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
_mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
_mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
_mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
_mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
_mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
_mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
_mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
_mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
_mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
_mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
_mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
_mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
_mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
_mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
_mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
_mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
_mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
_mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
_mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
_mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
_mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
_mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
_mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
_mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
_mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
_mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
_mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
_mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
_mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
_mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
_mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
_mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
_mm512_maskz_srai_epi16, _mm512_packs_epi32,
_mm512_maskz_packs_epi32, _mm512_packus_epi32,
_mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
_mm512_setzero_qi or _mm512_setzero_hi.
(_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
_mm512_maskz_dbsad_epu8): Formatting fixes.
(_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
_mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
_mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
_mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
_mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
_mm512_setzero_qi or _mm512_setzero_hi.
2016-11-22 Nathan Sidwell <nathan@acm.org>
* gcc-ar.c (main): Fix indentation.
* gcov-io.c (gcov_write_summary): Remove extraneous {...}
* ggc-page.c (move_ptes_to_front): Fix formatting.
* hsa-dump.c (dump_has_cfun): Fix indentation.
* sel-sched-ir.h: Remove trailing blank lines.
2016-11-22 Jakub Jelinek <jakub@redhat.com>
Alexander Monakov <amonakov@ispras.ru>
* internal-fn.c (expand_GOMP_USE_SIMT): New function.
* tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
(omp_clause_code_name): Add _simt_ name.
(walk_tree_1): Handle OMP_CLAUSE__SIMT_.
* tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
* omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
(scan_omp_simd): New function.
(scan_omp_1_stmt): Use it in target regions if needed.
(omp_max_vf): Don't max with omp_max_simt_vf.
(lower_rec_simd_input_clauses): Use omp_max_simt_vf if
OMP_CLAUSE__SIMT_ is present.
(lower_rec_input_clauses): Compute maybe_simt from presence of
OMP_CLAUSE__SIMT_.
(lower_lastprivate_clauses): Likewise.
(expand_omp_simd): Likewise. Remove explicit offloaded region check.
(execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
* internal-fn.def (GOMP_USE_SIMT): New internal function.
* tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
2016-11-22 Alexander Monakov <amonakov@ispras.ru>
* internal-fn.c (expand_GOMP_SIMT_LANE): New.
(expand_GOMP_SIMT_VF): New.
(expand_GOMP_SIMT_LAST_LANE): New.
(expand_GOMP_SIMT_ORDERED_PRED): New.
(expand_GOMP_SIMT_VOTE_ANY): New.
(expand_GOMP_SIMT_XCHG_BFLY): New.
(expand_GOMP_SIMT_XCHG_IDX): New.
* internal-fn.def (GOMP_SIMT_LANE): New.
(GOMP_SIMT_VF): New.
(GOMP_SIMT_LAST_LANE): New.
(GOMP_SIMT_ORDERED_PRED): New.
(GOMP_SIMT_VOTE_ANY): New.
(GOMP_SIMT_XCHG_BFLY): New.
(GOMP_SIMT_XCHG_IDX): New.
* omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
(create_omp_child_function): ...here. Set "omp target entrypoint"
or "omp declare target" attribute based on is_gimple_omp_offloaded.
(omp_max_simt_vf): New. Use it...
(omp_max_vf): ...here.
(lower_rec_input_clauses): Add reduction lowering for SIMT execution.
(lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
(lower_omp_ordered): Likewise, for "ordered" lowering.
(expand_omp_simd): Add SIMT transforms.
(pass_data_lower_omp): Add PROP_gimple_lomp_dev.
(execute_omp_device_lower): New.
(pass_data_omp_device_lower): New.
(pass_omp_device_lower): New pass.
(make_pass_omp_device_lower): New.
* passes.def (pass_omp_device_lower): Position new pass.
* tree-pass.h (PROP_gimple_lomp_dev): Define.
(make_pass_omp_device_lower): Declare.
2016-11-22 Jakub Jelinek <jakub@redhat.com>
PR target/78451
* config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
(_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
_mm_setzero_di.
(_mm_maskz_load_epi64): Likewise.
(_mm_setzero_hi): Removed.
(_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
_mm_setzero_di.
(_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
_mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
_mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
_mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
_mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
_mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
_mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
_mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
_mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
_mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
_mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
Likewise.
(_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
_mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
_mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
_mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
_mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
_mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
_mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
_mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
_mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
_mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
_mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
(_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
instead of _mm_setzero_hi.
(_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
_mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
_mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
_mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
_mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
_mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
_mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
_mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
_mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
_mm256_maskz_slli_epi64, _mm256_roundscale_ps,
_mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
_mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
_mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
_mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
_mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
_mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
_mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
_mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
_mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
_mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
_mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
_mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
_mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
_mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
(_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
_mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
_mm_setzero_di.
(_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
instead of _mm_setzero_hi.
* config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
_mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
_mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
(_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
_mm_setzero_si128 instead of _mm_setzero_di.
(_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
_mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
_mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
_mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
_mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
_mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
_mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
_mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
_mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
_mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
_mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
_mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
_mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
_mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
_mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
_mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
_mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
_mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
_mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
_mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
_mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
_mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
_mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
_mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
_mm512_range_round_pd, _mm512_maskz_range_round_pd,
_mm512_range_round_ps, _mm512_maskz_range_round_ps,
_mm512_maskz_insertf64x2, _mm512_insertf32x8,
_mm512_maskz_insertf32x8): Formatting fixes.
(_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
_mm_setzero_si128 instead of _mm_setzero_di.
* config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
_mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
_mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
_mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
_mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
_mm_setzero_si128 instead of _mm_setzero_di.
(_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
Likewise in macros.
* config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
_mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
_mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
_mm_setzero_si128 instead of _mm_setzero_hi.
(_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
_mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
_mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
instead of _mm_setzero_di.
(_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
_mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
_mm_setzero_hi.
(_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
_mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
_mm_setzero_hi.
(_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
_mm_setzero_di.
(_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
_mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
_mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
2016-11-22 Carl Love <cel@us.ibm.com>
* config/rs6000/rs6000-c.c: Add built-in support for vector compare
equal and vector compare not equal. The vector compares take two
arguments of type vector bool char, vector bool short, vector bool int,
vector bool long long with the same return type.
* doc/extend.texi: Update built-in documentation file for the new
powerpc built-ins.
2016-11-22 Uros Bizjak <ubizjak@gmail.com>
* Makefile.in ($(lang_checks_parallelized)): Fix detection
of -j argument.
2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config.gcc: Allow new rmprofile value for configure option
--with-multilib-list.
* config/arm/t-rmprofile: New file.
* doc/install.texi (--with-multilib-list): Document new rmprofile value
for ARM.
2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/78439
* config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
register operand in alternatives 4,5,6.
2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR target/77904
* config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
in save register mask if it is needed.
2016-11-22 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/78436
* gimple-ssa-store-merging.c (zero_char_buf): Removed.
(shift_bytes_in_array, shift_bytes_in_array_right,
merged_store_group::apply_stores): Formatting fixes.
(clear_bit_region): Likewise. Use memset.
(encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
instead of EXPR and inerted instead of inserted. Use memset instead
of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
if shift_amnt is 0.
PR middle-end/78416
* expmed.c (expand_divmod): Use wide_int for computation of
op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
Use size <= HOST_BITS_PER_WIDE_INT instead of
HOST_BITS_PER_WIDE_INT >= size.
PR tree-optimization/78445
* tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
any_complicated_phi, version loop even if flag_tree_loop_if_convert
is 1. Formatting fix.
2016-11-22 Martin Liska <mliska@suse.cz>
PR ipa/78309
* ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
(sem_function::get_hash): Use the new field.
(sem_function::parse): Remove an argument from ctor.
(sem_variable::parse): Likewise.
(sem_variable::get_hash): Use the new field.
(sem_item_optimizer::read_section): Use new ctor and set hash.
* ipa-icf.h: _hash is removed from sem_item::sem_item,
sem_variable::sem_variable, sem_function::sem_function.
2016-11-21 Jeff Law <law@redhat.com>
PR target/68538
* config/cris/cris.md: Don't call copy_to_mode_reg unless
can_create_pseudo_p is true.
2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
PR target/68803
* config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
*rotldi3_insert_7): New define_insns.
2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.md (movdi_internal32): Change constraints
so that DImode can be allocated to FP/vector registers in more
cases, and we can avoid direct move operations. If the register
needs reloading, prefer GPRs over FP/vector registers. In the
case of FPR vs. Altivec registers, prefer FPR registers unless we
have the ISA 3.0 reg+offset scalar instructions.
(movdi_internal64): Likewise.
2016-11-21 Jakub Jelinek <jakub@redhat.com>
PR middle-end/67335
* omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
for tmp simd array if DECL_NAME (parm) is NULL.
2016-11-20 Jeff Law <law@redhat.com>
PR target/25128
* config/m68k/predicates.md (swap_peephole_relational_operator): New
predicate.
* config/m68k/m68k.md (relational tests against 65535/65536): New
peephole2.
2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
2016-11-21 Martin Sebor <msebor@redhat.com>
* doc/invoke.texi (-fprintf-return-value): Document that option
is enabled by default.
2016-11-21 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr-c.c (avr_register_target_pragmas): Use C++
for-loop declaration of loop variable.
(avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
* config/avr/avr.c (avr_popcount_each_byte)
(avr_init_expanders, avr_regs_to_save, sequent_regs_live)
(get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
(avr_expand_epilogue, avr_function_arg_advance)
(avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
(avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
(avr_adjust_reg_alloc_order, output_reload_in_const)
(avr_conditional_register_usage, avr_find_unused_d_reg)
(avr_map_decompose, avr_fold_builtin): Same.
2016-11-21 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (avr_popcount): Remove static function.
(avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
2016-11-21 Richard Earnshaw <rearnsha@arm.com>
* arm.opt (mapcs-float): Delete option.
* arm.c (arm_option_override): Remove hunk relating to
TARGET_APCS_FLOAT.
* doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
* tree-tailcall.c (process_assignment): Simplify the check for
a valid copy, allowing the source to be a local variable as
well as an SSA name.
(find_tail_calls): Allow copies between local variables to follow
the call. Allow the result to be stored in any local variable,
even if it's an aggregate.
(eliminate_tail_call): Check whether the result is an SSA name
before updating its SSA_NAME_DEF_STMT.
2016-11-21 David Malcolm <dmalcolm@redhat.com>
PR preprocessor/78324
* input.c (get_substring_ranges_for_loc): Fail gracefully if
-ftrack-macro-expansion has a value other than 2.
2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78400
* shrink-wrap.c (try_shrink_wrapping_separate): Call
df_update_entry_exit_and_calls instead of df_update_entry_block_defs
and df_update_exit_block_uses.
2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR c++/71973
* doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
new default-enabled warning..
* builtin-types.def (BT_CONST_TM_PTR): New primitive type.
(BT_PTR_CONST_STRING): Updated.
(BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
(BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
* builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
(strftime): Update builtin function.
* tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
* tree.h (const_tm_ptr_type_node): New type node.
* tree.c (free_lang_data, build_common_tree_nodes): Initialize
const_tm_ptr_type_node.
2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/78413
* tree-if-conv.c (versionable_outer_loop_p): Require that both
inner and outer loop latches have single predecessors.
2016-11-21 Georg-Johann Lay <avr@gjlay.de>
PR target/78093
* config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
(avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* rtl.h: Adjust prototype.
* rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
(dead_or_set_regno_p): Likewise.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* rtl.h: Adjust prototype.
* rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* function.c (contains): Change argument type to rtx_insn *.
(prologue_contains): Likewise.
(epilogue_contains): Likewise.
(prologue_epilogue_contains): Likewise.
* function.h: Adjust prototype.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* optabs.c (emit_libcall_block): Change argument type to
rtx_insn *.
* optabs.h: Adjust prototype.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
(fixup_reorder_chain): Adjust.
* cfgrtl.h: Adjust prototype.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* rtl.h: Adjust prototype.
* rtlanal.c (replace_label_in_insn): Change argument type to
rtx_insn *.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/v850/v850.c (expand_prologue): Adjust.
(expand_epilogue): Likewise.
* expr.c (init_expr_target): Likewise.
* genrecog.c (print_subroutine): Always make the argument type
rtx_insn *.
* recog.h: Adjust prototype.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
up variables to make some rtx_insn *.
* config/alpha/alpha.c (emit_unlikely_jump): Likewise.
* config/arc/arc.c: Likewise.
* config/arm/arm.c: Likewise.
* config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
* config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
Likewise.
* config/spu/spu.c (spu_emit_branch_hint): Likewise.
2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/arm/arm.c (legitimize_pic_address): Change to use
rtx_insn * as the type of variables.
(arm_pic_static_addr): Likewise.
(arm_emit_movpair): Likewise.
* config/c6x/c6x.c (reorg_split_calls): Likewise.
* config/darwin.c (machopic_legitimize_pic_address): Likewise.
* config/frv/frv.c (frv_optimize_membar_local): Likewise.
* config/frv/frv.md: Likewise.
* config/i386/i386-protos.h: Likewise.
* config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
(ix86_split_fp_branch): Likewise.
(predict_jump): Likewise.
* config/ia64/ia64.c: Likewise.
* config/mcore/mcore.c: Likewise.
* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
* config/s390/s390.c: Likewise.
* config/s390/s390.md: Likewise.
* config/spu/spu.md: Likewise.
* config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
* lower-subreg.c (resolve_simple_move): Likewise.
2016-11-20 Jeff Law <law@redhat.com>
PR target/48551
* reload.h (struct target_reload): Make x_double_reg_address_ok
be per-mode rather.
* reload.c (find_reloads_address): Check if double_reg_address_ok
is true for the mode of the memory reference.
* reload1.c (init_reload): Initialize double_reg_address_ok for
each mode.
2016-11-20 Aldy Hernandez <aldyh@redhat.com>
PR middle-end/61409
* tree-ssa-uninit.c: Define new global max_phi_args.
(compute_uninit_opnds_pos): Use max_phi_args.
(prune_uninit_phi_opnds): Same.
(use_pred_not_overlap_with_undef_path_pred): Remove reference to
missing NUM_PREDS in function comment.
(can_one_predicate_be_invalidated_p): New.
(can_chain_union_be_invalidated_p): New.
(flatten_out_predicate_chains): New.
(uninit_ops_invalidate_phi_use): New.
(is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
2016-11-20 Marc Glisse <marc.glisse@inria.fr>
* fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
* match.pd (A /[ex] B CMP C): New simplifications.
2016-11-20 Marc Glisse <marc.glisse@inria.fr>
* match.pd (0 / X, X / X, X % X): New simplifications.
2016-11-19 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (ix86_can_inline_p): Use || instead of &
when checking if callee's isa flags are subset of caller's isa flags.
Fix comment wording.
* config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
instead and using = 0 instead of &= 0.
* config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
ix86_add_new_builtins): Formatting fixes.
(ix86_expand_builtin): Use || instead of && for isa vs. isa2.
(ix86_get_builtin): Likewise.
* config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
don't initialize it, don't use it for the case where it isn't
provable %{z} nor using the same argument, instead move merge
argument into a new pseudo and use that as target. Formatting fixes.
2016-11-19 Jeff Law <law@redhat.com>
PR target/25111
* config/m68k/m68k.md (bsetdreg): New pattern.
(bchgdreg, bclrdreg): Likewise.
2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/78426
* config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
instead of force_reg.
(sh_expand_setmem): Likewise.
2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
* config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
2016-11-18 Walter Lee <walt@tilera.com>
* config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
end-of-bundle marker for consecutive barriers.
2016-11-18 Walter Lee <walt@tilera.com>
* config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
2016-11-18 Jakub Jelinek <jakub@redhat.com>
PR middle-end/78419
* multiple_target.c (get_attr_len): Start with argnum and increment
argnum on every arg. Use strchr in a loop instead of counting commas
manually.
(get_attr_str): Increment argnum for every comma in the string.
(separate_attrs): Use for instead of while loop, simplify.
(expand_target_clones): Rename defenition argument to definition.
Free attrs and attr_str even when diagnosing errors. Temporarily
change input_location around targetm.target_option.valid_attribute_p
calls. Don't emit warning or errors if that function fails.
* dwarf2out.c (size_of_discr_list): Fix typo in function comment.
PR debug/78191
* dwarf2out.c (abbrev_opt_base_type_end): New variable.
(die_abbrev_cmp): Sort dies with die_abbrev smaller than
abbrev_opt_base_type_end only by increasing die_abbrev, before
any other dies.
(optimize_abbrev_table): Don't change abbrev numbers of
base types and CU or optimize implicit consts in them if
calc_base_type_die_sizes has been called during build_abbrev_table.
(calc_base_type_die_sizes): If abbrev_opt_start, set
abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
2016-11-18 Jeff Law <law@redhat.com>
PR target/25112
* config/m68k/m68k.c (moveq feeding equality comparison): New
peepholes.
* config/m68k/predicates.md (addq_subq_operand): New predicate.
(equality_comparison_operator): Likewise.
2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
* rtlanal.c (load_extend_op): Move to...
* rtl.h: ...here and make inline.
2016-11-18 Terry Guo <terry.guo@arm.com>
Thomas Preud'homme <thomas.preudhomme@arm.com>
* common/config/arm/arm-common.c (arm_target_thumb_only): New function.
* config/arm/arm-opts.h: Include arm-flags.h.
(struct arm_arch_core_flag): Define.
(arm_arch_core_flags): Define.
* config/arm/arm-protos.h: Include arm-flags.h
(FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
ARM_FSET_CPU_SUBSET): Move to ...
* config/arm/arm-flags.h: This new file.
* config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
(EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
(TARGET_MODE_SPECS): Define.
(DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
missing and make value unsigned.
(arm_feature_set): Use unsigned entries instead of unsigned long.
2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
Re-apply after PR bootstrap/77359 is fixed:
2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* explow.c (get_dynamic_stack_size): Take known alignment of stack
pointer + STACK_DYNAMIC_OFFSET into account when calculating the
size needed.
2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
PR bootstrap/77359
* config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
variables in functions calling alloca. Also update the ASCII
drawings.
* config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
(STACK_DYNAMIC_OFFSET): Likewise.
* config/rs6000/aix.h (STARTING_FRAME_OFFSET)
(STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
macros to aix.h.
2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
* dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
(add_const_value_attribute): Likewise.
* explow.c (plus_constant): Likewise.
* expmed.c (expand_mult, make_tree): Likewise.
* expr.c (convert_modes): Likewise.
* loop-doloop.c (doloop_optimize): Likewise.
* postreload.c (reload_cse_simplify_set): Likewise.
* simplify-rtx.c (simplify_const_unary_operation): Likewise
(simplify_binary_operation_1, simplify_const_binary_operation):
Likewise.
(simplify_const_relational_operation, simplify_immed_subreg): Likewise.
* wide-int.h: Update documentation to recommend rtx_mode_t
instead of std::make_pair.
2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree.h (SET_DECL_MODE): New macro.
* cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
(expand_gimple_basic_block): Likewise.
* function.c (split_complex_args): Likeise.
* ipa-prop.c (ipa_modify_call_arguments): Likewise.
* omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
* stor-layout.c (layout_decl, relayout_decl): Likewise.
(finish_bitfield_representative): Likewise.
* tree.c (make_node_stat): Likewise.
* tree-inline.c (remap_ssa_name): Likewise.
(tree_function_versioning): Likewise.
* tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
* tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
* tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
* tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
* tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
* varasm.c (make_debug_expr_from_rtl): Likewise.
2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/71785
* bb-reorder.c (maybe_duplicate_computed_goto): New function.
(duplicate_computed_gotos): New function.
(pass_duplicate_computed_gotos::execute): Rewrite.
2016-11-17 Jeff Law <law@redhat.com>
PR target/47192
* config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
barrier prior to deallocating the stack.
2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
to make better use of cmem loads in the case where a single bit is
being accessed.
* config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
* config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
F_AVX5124FMAPS.
(isa_names_table): Handle new features.
2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
Andrew Senkevich <andrew.senkevich@intel.com>
* common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
(ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
* config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
* config/i386/avx5124fmapsintrin.h: New file.
* config/i386/avx5124vnniwintrin.h: Ditto.
* config/i386/constraints.md (h): New constraint.
* config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
* config/i386/driver-i386.c (host_detect_local_cpu):
Detect avx5124fmaps, avx5124vnniw.
* config/i386/i386-builtin-types.def: Add types
V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
* config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
__builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
__builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
__builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
__builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
__builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
__builtin_ia32_vp4dpwssds_mask): New.
* config/i386/i386-c.c (ix86_target_macros_internal):
Define __AVX5124FMAPS__, __AVX5124VNNIW__.
* config/i386/i386-modes.def: Fixed comment typos, added new
modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
* config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
-mavx5124vnniw.
(PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
(ix86_option_override_internal): Handle new options.
(ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
avx5124vnniw.
(ix86_expand_builtin): Handle new builtins.
(ix86_additional_allocno_class_p): New.
* config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
(reg_class): Add MOD4_SSE_REGS.
(MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
* config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
* config/i386/immintrin.h: Include avx5124fmapsintrin.h,
avx5124vnniwintrin.h.
* config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
(define_mode_iterator IMOD4): New.
(define_mode_attr imod4_narrow): Ditto.
(define_insn "mov<mode>"): Ditto.
(define_insn "avx5124fmaddps_4fmaddps"): Ditto.
(define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
(define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
(define_insn "avx5124fmaddps_4fmaddss"): Ditto.
(define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
(define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
(define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
(define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
(define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
(define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
(define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
(define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
(define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
(define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
(define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
(define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
(define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
(define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
* init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
* genmodes.c (mode_size_inline): Extend return type.
* machmode.h (mode_size, mode_base_align): Extend type.
2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78101
* config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
the appropriate checks for SFmode/DFmode load/stores in GPR
registers.
(fusion_addis_mem_combo_store): Likewise.
* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
d-form instructions for traditional Altivec registers.
(emit_fusion_p9_load): Likewise.
(emit_fusion_p9_store): Likewise.
* config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
early clobber from scratch register. Do not match if the register
being stored is the scratch register.
(fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
instructions for traditional Altivec registers.
(fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
(fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
(fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR target/77933
* config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
being live in the function and lr needing to be saved. Distinguish
between already saved pushable registers and registers to push.
Check for LR being an available pushable register.
2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/i386/i386.md (cmpstrnsi): New test to bail out if neither
string input is a string constant.
* builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
via cmpstrnsi even if neither string is constant.
2016-11-17 Jakub Jelinek <jakub@redhat.com>
PR middle-end/78201
* varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
instead, return false if it is NULL, or doesn't fit into uhwi, or
is larger or equal to targetm.max_anchor_offset.
2016-11-17 Pip Cet <pipcet@gmail.com>
Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/78355
* doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
needs to deal with unaligned accesses.
* doc/tm.texi: Regenerate.
* lra-constraints.c (simplify_operand_subreg): Only invoke
SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
2016-11-17 David Malcolm <dmalcolm@redhat.com>
* input.c (selftest::test_lexer_string_locations_long_line): New
function.
(selftest::test_lexer_string_locations_raw_string_multiline): New
function.
(selftest::input_c_tests): Call the new functions, via
for_each_line_table_case.
2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.md (mov<mode>): Call
aarch64_split_dimode_const_store on DImode constant stores.
* config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
New prototype.
* config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
function.
2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Richard Biener <rguenther@suse.de>
PR tree-optimization/77848
* tree-if-conv.c (tree_if_conversion): Always version loops unless
the user specified -ftree-loop-if-convert.
2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR target/77308
* config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
*thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
*thumb2_strd_base_neg): Recognize insn regardless of
current_tune->prefer_ldrd_strd.
* config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
whenever possible.
2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_ccfsm_post_advance): Handle return
instruction type.
2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-arches.def: Add FPX quarkse instruction as valid
for arcem.
* config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
* config/arc/arc-cpus.def (quarkse_em): Add.
* config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
* config/arc/arc-opts.h (FPX_QK): Define.
* config/arc/arc-tables.opt: Regenerate.
* config/arc/arc.c (gen_compare_reg): Change.
(arc_register_move_cost): Avoid Dy,Dx moves.
* config/arc/arc.h (TARGET_HARD_FLOAT): Change.
(TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
* config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
New expands.
* config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
(fix_truncsfsi2_fpu): Rename.
* config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
(cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
(fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
* config/arc/t-multilib: Regenerate.
2016-11-17 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
appropriate.
(ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
(ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
(avr_rtx_costs_1, extra_constraint_Q): Same.
(avr_address_cost): Use SUBREG_P if possible.
2016-11-17 Richard Biener <rguenther@suse.de>
PR middle-end/78383
* tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
non-local goto into CFG.
2016-11-17 Richard Biener <rguenther@suse.de>
* common.opt (ftree-loop-if-convert-stores): Mark as preserved for
backward compatibility.
* doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
* tree-if-conv.c (pass_if_conversion::gate): Do not test
flag_tree_loop_if_convert_stores.
(pass_if_conversion::execute): Likewise.
2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
const_double code before calling aarch64_float_const_zero_rtx_p.
2016-11-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/78306
* ipa-inline-analysis.c (initialize_inline_failed): Do not
inhibit inlining if function calls cilk_spawn.
(can_inline_edge_p): Likewise.
2016-11-17 Richard Biener <rguenther@suse.de>
PR middle-end/78305
* fold-const.c (negate_expr_p): Fix multiplication case.
2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
PR target/78357
* config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
condition.
(TARGET_INIT_LIBFUNCS): Delete definition and...
* config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
comments.
2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
* config/netbsd-stdint.h: New.
* config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
(x86_64-*-netbsd*): Likewise.
2016-11-16 Andrew PInski <apinski@cavium.com>
* config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
* config/aarch64/aarch64.c (aarch64_rtx_costs): Use
flag_aarch64_verbose_cost instead of checking for details dump.
(aarch64_rtx_costs_wrapper): Likewise.
2016-11-16 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/78378
* combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
inner only if pos is 0. Fix up formatting.
2016-11-17 Alan Modra <amodra@gmail.com>
PR rtl-optimization/78325
PR rtl-optimization/70890
* ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
for dead regno.
2016-11-16 Jason Merrill <jason@redhat.com>
* rtl.h: Declare gt_ggc_mx and gt_pch_nx.
2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Richard Biener <rguenther@suse.de>
PR tree-optimization/77848
* tree-if-conv.c (version_loop_for_if_conversion): When versioning
an outer loop, only save basic block aux information for the inner
loop.
(versionable_outer_loop_p): New function.
(tree_if_conversion): Version the outer loop instead of the inner
one if the pattern will be recognized for outer-loop
vectorization.
2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
* gcc/bb-reorder.c: Remove 'toplev.h' include.
(pass_partition_blocks::gate): No longer check
user_defined_section_attribute, instead check the function decl
for a section attribute.
* gcc/c-family/c-attribs.c (handle_section_attribute): No longer
set user_defined_section_attribute.
* gcc/final.c (rest_of_handle_final): Likewise.
* gcc/toplev.c: Remove definition of user_defined_section_attribute.
* gcc/toplev.h: Remove declaration of
user_defined_section_attribute.
2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/mips.md (casesi_internal_mips16_<mode>):
Explicitly switch between JR and JRC for the table jump. Adjust
instruction count.
2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/mips.md (casesi_internal_mips16_<mode>): Set
`insn_count' to 11 rather than 16.
2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
`ltu' rather than `leu' operation in the RTL pattern
2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/mips.md (casesi_internal_mips16_<mode>): Add
missing <d> instruction prefixes throughout. Correct
formatting.
2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
rather than R_MIPS_JALR relocation in microMIPS code. Do not
cancel short delay slots in PIC call relaxation.
2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.md (arm_addsi3): Add alternative for addition of
general register with general register or ARM constant into SP
register.
2016-11-16 Jakub Jelinek <jakub@redhat.com>
PR fortran/78299
* omp-low.c (expand_omp_for_static_nochunk): Don't assert
that loop->header == body_bb if broken_loop.
2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
* tree-ssa-math-opts.c (bswap_replace): Remove test
of SLOW_UNALIGNED_ACCESS.
2016-11-16 Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
is selected. Pass -mgomp to offload compiler in OpenMP case.
* config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
declaration from nvptx.c.
(nvptx_gen_shuffle): Declare.
(nvptx_output_set_softstack): Declare.
* config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
(need_softstack_decl): New variable.
(need_unisimt_decl): New variable.
(diagnose_openacc_conflict): New. Use it...
(nvptx_option_override): ...here. Handle TARGET_GOMP.
(nvptx_encode_section_info): Handle "shared" attribute.
(write_as_kernel): Restrict to OpenACC target regions.
(init_softstack_frame): New.
(nvptx_init_unisimt_predicate): New.
(write_omp_entry): New. Use it...
(nvptx_declare_function_name): ...here to emit OpenMP target region
entrypoints. Handle TARGET_SOFT_STACK. Call
nvptx_init_unisimt_predicate.
(nvptx_output_set_softstack): New.
(nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
(nvptx_gen_shuffle): Export.
(nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
predicate.
(nvptx_print_operand): Fix handling of instruction predicates.
(nvptx_get_unisimt_master): New helper function.
(nvptx_get_unisimt_predicate): Ditto.
(nvptx_call_insn_is_syscall_p): Ditto.
(nvptx_unisimt_handle_set): Ditto.
(nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
(nvptx_reorg): Call nvptx_reorg_uniform_simt.
(nvptx_handle_shared_attribute): New. Use it...
(nvptx_attribute_table): ... here (new entry).
(nvptx_record_offload_symbol): Handle NULL attributes.
(nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
(nvptx_simt_vf): New.
(TARGET_SIMT_VF): Define.
* config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
__nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
-muniform-simt option is active.
(STACK_SIZE_MODE): Define.
(FIXED_REGISTERS): Adjust.
(SOFTSTACK_SLOT_REGNUM): New.
(SOFTSTACK_PREV_REGNUM): New.
(REGISTER_NAMES): Adjust.
(struct machine_function): New fields.
* config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
(UNSPEC_VOTE_BALLOT): Ditto.
(UNSPEC_LANEID): Ditto.
(UNSPECV_NOUNROLL): Ditto.
(atomic): New attribute.
(predicable): New attribute. Generate predicated forms via
define_cond_exec.
(br_true): Mark as not predicable.
(br_false): Ditto.
(br_true_uni): Ditto.
(br_false_uni): Ditto.
(return): Ditto.
(trap_if_true): Ditto.
(trap_if_false): Ditto.
(nvptx_fork): Ditto.
(nvptx_forked): Ditto.
(nvptx_joining): Ditto.
(nvptx_join): Ditto.
(nvptx_barsync): Ditto.
(epilogue): Emit stack restore if TARGET_SOFT_STACK.
(allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
(allocate_stack_<mode>): Remove unused pattern.
(set_softstack_insn): New pattern.
(restore_stack_block): Handle for TARGET_SOFT_STACK.
(nvptx_vote_ballot): New pattern.
(omp_simt_lane): Ditto.
(omp_simt_last_lane): Ditto.
(omp_simt_ordered): Ditto.
(omp_simt_vote_any): Ditto.
(omp_simt_xchg_bfly): Ditto.
(omp_simt_xchg_idx): Ditto.
(nvptx_nounroll): Ditto.
(atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
(atomic_exchange<mode>): Ditto.
(atomic_fetch_add<mode>): Ditto.
(atomic_fetch_addsf): Ditto.
(atomic_fetch_<logic><mode>): Ditto.
* config/nvptx/nvptx.opt (msoft-stack): New option.
(muniform-simt): Ditto.
(mgomp): Ditto.
* config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
* doc/extend.texi (Nvidia PTX Variable Attributes): New section.
* doc/invoke.texi (msoft-stack): Document.
(muniform-simt): Document
(mgomp): Document.
* doc/tm.texi: Regenerate.
* doc/tm.texi.in (TARGET_SIMT_VF): New hook.
* target.def: Define it.
* target-insns.def (omp_simt_lane): New.
(omp_simt_last_lane): New.
(omp_simt_ordered): New.
(omp_simt_vote_any): New.
(omp_simt_xchg_bfly): New.
(omp_simt_xchg_idx): New.
2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/mips-protos.h (mips_set_text_contents_type): New
prototype.
* config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
(ASM_OUTPUT_CASE_END): Likewise.
* config/mips/mips.c (mips_set_text_contents_type): New function.
(mips16_emit_constants): Record the pool's initial label number
with the `consttable' insn. Emit a `consttable_end' insn at the end.
(mips_final_prescan_insn): Call `mips_set_text_contents_type'
for `consttable' insns.
(mips_final_postscan_insn): Call `mips_set_text_contents_type'
for `consttable_end' insns.
* config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
(consttable): Add operand.
(consttable_end): New insn.
2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
* params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
* tree-if-conv.c (tree_if_conversion): Make public.
* * tree-if-conv.h: New file.
* tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
dynamic alias checks for epilogues.
* tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
* tree-vect-loop.c: include tree-if-conv.h.
(new_loop_vec_info): Add zeroing orig_loop_info field.
(vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
(vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
using passed argument.
(vect_transform_loop): Check if created epilogue should be returned
for further vectorization with less vf. If-convert epilogue if
required. Print vectorization success for epilogue.
* tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
if it is required, pass loop_vinfo produced during vectorization of
loop body to vect_analyze_loop.
* tree-vectorizer.h (struct _loop_vec_info): Add new field
orig_loop_info.
(LOOP_VINFO_ORIG_LOOP_INFO): New.
(LOOP_VINFO_EPILOGUE_P): New.
(LOOP_VINFO_ORIG_VECT_FACTOR): New.
(vect_do_peeling): Change prototype to return epilogue.
(vect_analyze_loop): Add argument of loop_vec_info type.
(vect_transform_loop): Return created loop.
2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
component as used also if LR_REGNO is a live input to the bb.
* df-scan.c (df_get_entry_block_def_set): Return immediately after
clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
(df_get_exit_block_use_set): Ditto.
* df.h (df_scan_flags): New enum.
* shrink-wrap.c (try_shrink_wrapping_separate): Set
DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
df_update_entry_block_defs and df_update_exit_block_uses
at the start; clear the flag and call those functions at the end.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
nb_iterations to the number of latch iterations rather than the
number of loop iterations.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* combine.c (maybe_swap_commutative_operands): New function.
(combine_simplify_rtx): Use it.
(change_zero_ext): Likewise.
(make_compound_operation_int): New function, split out of...
(make_compound_operation): ...here. Use
maybe_swap_commutative_operands for both.
2016-11-16 Richard Earnshaw <rearnsha@arm.com>
* arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
(neon-vfpv3): New FPU, currently an alias for 'neon'.
* arm/arm-tables.opt: Regenerated.
* arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
neon-vfpv3.
* doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
and 'neon' are aliases for specific implementations.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* optabs.c (vector_compare_rtx): Add a cmp_mode parameter
and use it in the final call to gen_rtx_fmt_ee.
(expand_vec_cond_expr): Update accordingly.
(expand_vec_cmp_expr): Likewise.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
2016-11-16 Richard Biener <rguenther@suse.de>
PR middle-end/78333
* gimplify.c (gimplify_function_tree): Do not instrument
GNU extern inline functions.
2016-11-16 Martin Liska <mliska@suse.cz>
PR sanitizer/78270
* gimplify.c (gimplify_switch_expr): Always save previous
gimplify_ctxp->live_switch_vars.
2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
* config/arc/arc.md (movb peephole2): New peephole2 to merge two
zero_extract operations to allow a movb to occur.
* testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
* testsuite/gcc.target/arc/movb-2.c: Likewise.
* testsuite/gcc.target/arc/movb-5.c: Likewise.
* testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
little endian arc.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* expr.c (emit_group_load_1): Tighten check for whether an
access involves only one operand of a CONCAT. Use extract_bit_field
for constants if the bit range does span the whole operand.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* tree-vect-loop.c (vect_transform_loop): Protect the updates of
all three iteration counts with an any_* test. Use a single update
for each count. Fix the calculation of nb_iterations_estimate.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
* config/pdp11/pdp11.c: Include dbxout.h.
2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
* config/arc/arc.c (arc_loop_hazard): Add missing brackets.
2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/78364
* config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
proper ranges for an SBFX instruction.
(extzv_t2): Likewise for UBFX.
2016-11-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/78348
* tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
(generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
(classify_partition): Set PKIND_MEMCPY if dependence analysis
revealed no dependency, PKIND_MEMMOVE otherwise.
2016-11-16 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/77823
* ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
it points to non-NULL tree, use it instead of ubsan_create_data.
(instrument_si_overflow): Handle vector signed integer overflow
checking.
* ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
* tree-vrp.c (simplify_internal_call_using_ranges): Punt for
vector IFN_UBSAN_CHECK_*.
* internal-fn.c (expand_addsub_overflow): Add DATAP argument,
pass it through to ubsan_build_overflow_builtin.
(expand_neg_overflow, expand_mul_overflow): Likewise.
(expand_vector_ubsan_overflow): New function.
(expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
(expand_arith_overflow): Adjust expand_*_overflow callers.
2016-11-16 Matthias Klose <doko@ubuntu.com>
* doc/install.texi: Remove references to java/libjava.
2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-ssa-coalesce.c (register_default_def): Remove
register_ssa_partition.
(create_outofssa_var_map): Likewise.
* tree-ssa-live.c (register_ssa_partition_check): Remove.
* tree-ssa-live.h (register_ssa_partition): Likewise.
2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
* genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
integer arguments. Only set ATTR_PERMANENT_P on newly hashed
rtx when all sub-rtx are also permanent.
(attr_eq): Simplify.
(attr_copy_rtx): Remove.
(make_canonical, get_attr_value): Use attr_equal_p.
(copy_boolean): Rehash NOT.
(simplify_test_exp_in_temp,
optimize_attrs): Remove call to attr_copy_rtx.
(attr_alt_intersection, attr_alt_union,
attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
(make_automaton_attrs): Use attr_eq.
2016-11-15 Matthias Klose <doko@ubuntu.com>
* doc/install.texi: Remove references to java/libjava.
* doc/sourcebuild.texi: Likewise.
* doc/invoke.texi: Likewise.
* doc/standards.texi: Likewise.
2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
of VOIDmode.
* config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
* config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
* config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
* config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
* config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
* config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
* config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* dce.c (check_argument_store): Pass the size instead of
the memory reference.
(find_call_stack_args): Pass MEM_SIZE to check_argument_store.
2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* alias.c (canon_rtx): Use simplify_gen_binary.
2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* rtl.h (load_extend_op): Declare.
* rtlanal.c (load_extend_op): New function.
(nonzero_bits1): Use it.
(num_sign_bit_copies1): Likewise.
* cse.c (cse_insn): Likewise.
* fold-const.c (fold_single_bit_test): Likewise.
(fold_unary_loc): Likewise.
* fwprop.c (free_load_extend): Likewise.
* postreload.c (reload_cse_simplify_set): Likewise.
(reload_cse_simplify_operands): Likewise.
* combine.c (try_combine): Likewise.
(simplify_set): Likewise. Remove redundant SUBREG_BYTE and
subreg_lowpart_p checks.
2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* combine.c (simplify_shift_const_1): Use the number of bits
in the inner mode to determine the range of the shift.
When handling shifts of vectors, skip any rules that apply
only to scalars.
2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
handling VOIDmode.
2016-11-15 Matthias Klose <doko@ubuntu.com>
* doc/install.texi: Remove references to gcj/libjava.
* doc/invoke.texi: Likewise.
2016-11-15 Jeff Law <law@redhat.com>
* tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
parameter. Callers changed.
(check-subpath_and_update_thread_path): Extracted from
fsm_find_control_statement_thread_paths.
(handle_phi, handle_assignment, handle_assignment_p): Likewise.
(handle_phi, handle_assignment): Allow any constant node, not
just INTEGER_CST.
2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-arch.h: New file.
* config/arc/arc-arches.def: Likewise.
* config/arc/arc-cpus.def: Likewise.
* config/arc/arc-options.def: Likewise.
* config/arc/t-multilib: Likewise.
* config/arc/genmultilib.awk: Likewise.
* config/arc/genoptions.awk: Likewise.
* config/arc/arc-tables.opt: Likewise.
* config/arc/driver-arc.c: Likewise.
* testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
* common/config/arc/arc-common.c (arc_handle_option): Trace
toggled options.
* config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
options; check for supported cpu against arc-cpus.def file.
(arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
* config/arc/arc-c.def: Add emacs local variables.
* config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
(FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
(FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
(FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
(DEFAULT_arc_fpu_build): Define.
(DEFAULT_arc_mpy_option): Define.
* config/arc/arc-protos.h (arc_init): Delete.
* config/arc/arc.c (arc_cpu_name): New variable.
(arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
(arc_arc700, arc_arc600, arc_arc601): New variable.
(arc_init): Add static; remove selection of default tune value,
cleanup obsolete error messages.
(arc_override_options): Make use of .def files for selecting the
right cpu and option configurations.
* config/arc/arc.h (stdbool.h): Include.
(TARGET_CPU_DEFAULT): Define.
(CPP_SPEC): Remove mcpu=NPS400 handling.
(arc_cpu_to_as): Declare.
(EXTRA_SPEC_FUNCTIONS): Define.
(OPTION_DEFAULT_SPECS): Likewise.
(ASM_DEFAULT): Remove.
(ASM_SPEC): Use arc_cpu_to_as.
(DRIVER_SELF_SPECS): Remove deprecated options.
(arc_base_cpu): Declare.
(TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
(TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
variable.
(MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
* config/arc/arc.md (attr_cpu): Remove.
* config/arc/arc.opt (mno-mpy): Deprecate.
(mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
(mcpu=ARCHS): Remove.
(mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
Deprecate.
(mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
(arc_fpu): Use new defines.
(mpy-option): Change to use numeric or string like inputs.
* config/arc/t-arc (driver-arc.o): New target.
(arc-cpus, t-multilib, arc-tables.opt): Likewise.
* config/arc/t-arc-newlib: Delete.
* config/arc/t-arc-uClibc: Renamed to t-uClibc.
* doc/invoke.texi (ARC): Update arc options.
2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/mips.c (mips16_emit_constants): Emit `consttable'
insn at the beginning of the constant pool.
(mips_insert_insn_pseudos): New function.
(mips_machine_reorg2): Call it.
* config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
UNSPEC_INSN_PSEUDO enum values.
(insn_pseudo, consttable): New insns.
2016-11-15 Michael Matz <matz@suse.de>
PR missed-optimization/77881
* combine.c (simplify_comparison): Remove useless subregs
also inside the loop, not just after it.
(make_compound_operation): Recognize some subregs as being
masking as well.
2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
* dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
GET_MODE_SIZE typo.
2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
for using xxinsertw and vinsert{b,h} on ISA 3.0.
* config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
(vsx_set_<mode>_p9): New insn to generate xxinsertw and
vinsert{b,h} on ISA 3.0.
2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
* tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
and cmpnop in two steps: first the ones not accessed in original gimple
expression in a endian independent way and then the ones not accessed
in the final result in an endian-specific way.
(bswap_replace): Stop doing big endian adjustment.
2016-11-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
(*ashl<mode>3_doubleword): Ditto.
2016-11-14 Martin Liska <mliska@suse.cz>
* tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
Richard Biener <rguenther@suse.de>
* doc/invoke.texi (fgimple): Document.
* dumpfile.h (TDF_GIMPLE): Add.
* dumpfile.c (dump_options): Add gimple.
* gimple-pretty-print.c (dump_gimple_switch): Adjust dump
for TDF_GIMPLE.
(dump_gimple_label): Likewise.
(dump_gimple_phi): Likewise.
(dump_gimple_bb_header): Likewise.
(dump_phi_nodes): Likewise.
(pp_cfg_jump): Likewise. Pass in dump flags.
(dump_implicit_edges): Adjust.
* passes.c (pass_init_dump_file): Do not dump function header
for TDF_GIMPLE.
* tree-cfg.c (dump_function_to_file): Dump function return type
and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
GIMPLE stmts.
* tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
(dump_generic_node): Likewise.
* function.h (struct function): Add pass_startwith member.
* passes.c (execute_one_pass): Implement startwith.
* tree-ssanames.c (make_ssa_name_fn): New argument, check for version
and assign proper version for parsed ssa names.
* tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
* internal-fn.c (expand_PHI): New function.
* internal-fn.h (expand_PHI): Declared here.
* internal-fn.def: New defination for PHI.
* tree-cfg.c (lower_phi_internal_fn): New function.
(build_gimple_cfg): Call it.
(verify_gimple_call): Condition for passing label as arg in internal
function PHI.
* tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
present PHIs with arguments.
2016-11-14 Martin Liska <mliska@suse.cz>
PR bootstrap/78069
* common.opt: Add prefer-atomic as a new enum value for
-fprofile-update.
* coretypes.h: Likewise.
* doc/invoke.texi: Document the new option value.
* gcc.c: Replace atomic with prefer-atomic. Remove warning.
* tree-profile.c (tree_profiling): Select default value
of -fprofile-update when 'prefer-atomic' is selected.
2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
(cortex_a57_alu_shift): ...here.
2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
Use bfx attribute.
(aarch64_lshr_sisd_or_int_<mode>3): Likewise.
(aarch64_ashr_sisd_or_int_<mode>3): Likewise.
(<optab>si3_insn_uxtw): Likewise.
(<optab><mode>3_insn): Likewise.
(<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
(zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
(extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
(<optab><mode>): Likewise.
(insv<mode>): Likewise.
(andim_ashift<mode>_bfiz): Likewise.
* config/aarch64/thunderx.md (thunderx_shift): Add bfx.
* config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
* config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
* config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
(exynos_m1_alu_p): Likewise.
* config/arm/types.md: Add bfx.
* config/arm/xgene1.md (xgene1_bfm): Add bfx.
2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (cortexa57_vector_cost):
Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
2016-11-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/78312
* gimple-ssa-backprop.c (backprop::prepare_change): Reset
flow-sensitive info.
2016-11-14 Georg-Johann Lay <avr@gjlay.de>
PR target/78093
* doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
* config/avr/avr.opt (-mabsdata): New option.
* config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
* config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
-mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
* config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
* config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
spec depending on AVR_ISA_LDS.
* config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
2016-11-13 Jakub Jelinek <jakub@redhat.com>
* match.pd: Don't try to compare addresses of variables with
DECL_VALUE_EXPR.
2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
* ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
(propagate_vr_accross_jump_function): Handle unary expressions.
* ipa-prop.c (ipa_set_jf_unary_pass_through): New.
(load_from_param_1): New.
(load_from_unmodified_param): Factor common part into load_from_param_1.
(load_from_param): New.
(compute_complex_assign_jump_func): Handle unary expressions.
(update_jump_functions_after_inlining): Likewise.
(ipa_write_jump_function): Likewise.
(ipa_read_jump_function): Likewise.
2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR c/35503
* doc/invoke.texi: Document Wrestrict.
* pretty-print.c (pp_format): Add case for "Z" specifier.
(test_pp_format): Test "Z" specifier.
2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
* ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
original function needs a static chain.
2016-11-13 David Edelsohn <dje.gcc@gmail.com>
PR target/78336
* config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
ASM_OUTPUT_DEF.
2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
PR target/77957
* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
return early if !optional_tbtab.
2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/59461
* doc/rtl.texi (paradoxical subregs): Add missing word.
* combine.c (reg_nonzero_bits_for_combine): Do not discard results
in modes with precision larger than that of last_set_mode.
* rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
set and LOAD_EXTEND_OP is appropriate, propagate results from inner
REGs to paradoxical SUBREGs.
(num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
larger than a word before invoking LOAD_EXTEND_OP on it.
2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78243
* config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
element order for little endian ordering.
* config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
number.
2016-11-11 Uros Bizjak <ubizjak@gmail.com>
PR target/78310
* config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
when calculating operand 2.
(rotate to rotatex zext splitter): Ditto.
2016-11-11 Jeff Law <law@redhat.com>
* gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
function.
(stmt_uses_name_in_undefined_way): New function, extracted from
find_implicit_erroneous_behavior and extended for div/mod case.
(stmt_uses_0_or_null_in_undefined_way): New function, extracted from
find_explicit_erroneous_behavior and extended for div/mod case.
(find_implicit_erroneous_behavior): Use new helper function.
(find_explicit_erroneous_behavior): Use new helper function.
2016-11-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/71575
* graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
bogus assert.
2016-11-11 Richard Biener <rguenther@suse.de>
PR middle-end/78295
* tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
about uninitialized destination arg of BIT_INSERT_EXPR.
2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
PR c/37998
* doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
terminology. Expand to remove ambiguity.
2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78232
* combine.c (try_combine): Add a big comment about why reusing i2dest
is undesirable.
(change_zero_ext): Do not call simplify_gen_binary, do the
simplifications manually.
2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
enable HImode and QImode to go in vector registers by default if
the -mvsx-small-integer option is enabled.
(rs6000_secondary_reload_simple_move): Likewise.
(rs6000_preferred_reload_class): Don't force integer constants to
be loaded into vector registers that we can easily make into
memory (or being created in the GPRs and moved over with direct move).
* config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
(vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
vector extraction on ISA 3.0 when the scalar integer can be
allocated in vector registers. Generate the VEC_SELECT directy,
and don't use UNSPEC's to avoid having the scalar type in a vector
register. Make the expander target registers, and let the
combiner fold in results storing to memory, if the machine
supports stores.
(vsx_extract_<mode>_di): Likewise.
(vsx_extract_<mode>_p9): Likewise.
(vsx_extract_<mode>_di_p9): Likewise.
(vsx_extract_<mode>_store_p9): Likewise.
(vsx_extract_si): Likewise.
(vsx_extract_<mode>_p8): Likewise.
(p9_lxsi<wd>zx): Delete, no longer used.
(p9_stxsi<wd>x): Likewise.
* config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
integers in vector registers for ISA 3.0.
(QHI): Update comment.
(zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
vector extract instructions in sign/zero extend.
(zero_extendhi<mode>): Likewise.
(extendqi<mode>): Likewise.
(extendhi<mode>2): Likewise.
(HImode splitter for load/sign extend in vector register): Likewise.
(float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
optimizing floating point conversions to/from small data types and
rewrite it to support QImode/HImode being allowed in vector
registers on ISA 3.0.
(float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
(floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
(floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
(fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
(fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
(fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
(fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
VSPLITISW on ISA 2.07.
(movhi_internal): Combine movhi_internal and movqi_internal into
one mov<mode>_internal with an iterator. Add support for QImode
and HImode being allowed in vector registers. Make large number
of attributes and constraints easier to read.
(movqi_internal): Likewise.
(mov<mode>_internal): Likewise.
(movdi_internal64): Fix constraint to allow loading -16..15 with
VSPLITISW on ISA 2.07.
(integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
well as DImode.
2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
PR rtl-optimization/78241
* loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
but emit initial peel copy if niter expr is not reliable.
2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
* dwarf2cfi.c (dump_cfi_row): Add forward declaration.
(maybe_record_trace_start): If the CFI is different on the new and
old paths, print out both to the dump file before ICEing.
2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
* target.def (additional_allocno_class_p): New.
* hooks.h (hook_bool_reg_class_t_false): New prototype.
* hooks.c (hook_bool_reg_class_t_false): New.
* ira.c (setup_allocno_and_important_classes): Use the new hook.
* doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
* doc/tm.texi: Update.
2016-11-10 Jason Merrill <jason@redhat.com>
* gengtype.c (new_structure): Append to structures list.
(find_structure): Likewise.
2016-11-10 Jim Wilson <jim.wilson@linaro.org>
* tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
this_dir is 2. Check for this_dir non-zero before dir != this_dir
check.
2016-11-10 Jakub Jelinek <jakub@redhat.com>
* omp-low.c (lower_omp_target): Fix up argument to is_reference.
(expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
TRUNC_DIV_EXPR.
* gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
Remove omp_no_lastprivate callers. Propagate lastprivate on combined
teams distribute parallel for simd even to distribute and teams
construct. For OMP_CLAUSE_DEPEND add missing break at the end of
OMP_CLAUSE_DEPEND_SINK case.
(omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
(omp_no_lastprivate): Removed.
(gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
(gimplify_omp_for): Likewise.
(computable_teams_clause): Fail for automatic vars from current
function not yet seen in bind expr.
* langhooks.c (lhd_omp_scalar_p): New function.
* langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
* varpool.c (varpool_node::get_create): Set node->offloading
even for DECL_EXTERNAL decls.
* langhooks-def.h (lhd_omp_scalar_p): New prototype.
(LANG_HOOKS_OMP_SCALAR_P): Define.
(LANG_HOOKS_DECLS): Use it.
2016-11-10 Martin Liska <mliska@suse.cz>
PR sanitizer/78270
* gimplify.c (gimplify_switch_expr): Create live_switch_vars
only when SWITCH_BODY is a BIND_EXPR.
2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
PR debug/78112
* dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
on the context only when it has no DIE yet.
2016-11-10 Richard Earnshaw <rearnsha@arm.com>
* arm.h (target_cpus): Delete.
* arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
* arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
(all_architectures): Likewise.
(arm_option_override): Adjust use of CPU enums.
(arm_sched_reorder): Likewise.
* vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
* arm.opt (mcpu, mtune): Adjust use of CPU enums.
* arm/genopt.sh (processor_type): Prefix enumeration entries with
TARGET_CPU_.
* arm-tables.opt: Regenerated.
2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
* config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
(falkor): New core.
* config/aarch64/aarch64-tune.md: Regenerated.
* config/arm/arm-cores.def (falkor): New core.
* config/arm/arm-tables.opt: Regenerated.
* config/arm/arm-tune.md: Regenerated.
* config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
* config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
* doc/invoke.texi (AArch64 Options/-mtune): Document it.
(ARM Options/-mtune): Likewise.
2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
Revert
2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
* ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
(propagate_vr_accross_jump_function): Likewise.
* ipa-prop.c (ipa_set_jf_unary_pass_through): New.
(load_from_param_1): New.
(load_from_unmodified_param): Factor common part into load_from_param_1.
(load_from_param): New.
(compute_complex_assign_jump_func): Handle unary expressions.
(ipa_write_jump_function): Likewise.
(ipa_read_jump_function): Likewise.
2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
* simplify-rtx.c (simplify_binary_operation_1): Simplify
(xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
(xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
is a const_int.
2016-11-09 David Malcolm <dmalcolm@redhat.com>
* print-rtl-function.c: Include varasm.h.
(print_any_param_name): New function.
(print_param): New function.
(print_rtx_function): Call print_param for each argument.
* print-rtl.c (rtx_writer::finish_directive): New function.
* print-rtl.h (rtx_writer::finish_directive): New decl.
2016-11-09 Uros Bizjak <ubizjak@gmail.com>
PR target/78262
* config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
operand 0 as earlyclobber.
(*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
2016-11-09 Martin Liska <mliska@suse.cz>
* fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
2016-11-09 Jakub Jelinek <jakub@redhat.com>
PR target/77718
* builtins.c (expand_builtin_memcmp): Formatting fix.
* flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
or of them, renumber other enumerators.
* opts.c (sanitizer_opts): Add shift-base and shift-exponent.
* doc/invoke.texi: Document -fsanitize=shift-base and
-fsanitize-shift-exponent, document -fsanitize=shift as
having those 2 suboptions.
2016-11-09 Richard Biener <rguenther@suse.de>
* fold-const.c (tree_swap_operands_p): Remove unused arg.
* fold-const.c (tree_swap_operands_p): Likewise.
(fold_binary_loc): Adjust.
(fold_ternary_loc): Likewise.
* genmatch.c (dt_operand::gen_gimple_exp): Likewise.
* gimple-fold.c (fold_stmt_1): Likewise.
* gimple-match-head.c (gimple_resimplify2): Likewise.
(gimple_resimplify3): Likewise.
(gimple_simplify): Likewise.
* tree-ssa-dom.c (record_equality): Likewise.
* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
* tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
* tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
2016-11-09 Richard Biener <rguenther@suse.de>
* tree-ssa-dom.c (canonicalize_comparison): Remove.
(optimize_stmt): Remove redundant pre-propagation canonicalization
of comparison operand order.
2016-11-09 Martin Liska <mliska@suse.cz>
* fold-const-call.c (fold_const_call): Fix the folding.
2016-11-09 Richard Biener <rguenther@suse.de>
* common.opt (flag_evaluation_order): Remove.
* expr.c (expand_operands): Remove code guarded by
flag_evaluation_order.
* fold-const.c (reorder_operands_p): Remove, it always returns
true.
(negate_expr_p): Remove calls to reorder_operands_p.
(fold_negate_expr): Likewise.
(tree_swap_operands_p): Likewise.
(fold_binary_loc): Likewise.
2016-11-09 Andreas Schwab <schwab@suse.de>
PR target/78254
* config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
insns operating on a register.
2016-11-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/78007
* tree-vect-stmts.c (vectorizable_bswap): New function.
(vectorizable_call): Call vectorizable_bswap for
BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
2016-11-09 Richard Biener <rguenther@suse.de>
* tree-vect-data-refs.c (vect_compute_data_ref_alignment):
Look at the DR_BASE_ADDRESS object for forcing alignment.
2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
* ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
(propagate_vr_accross_jump_function): Likewise.
* ipa-prop.c (ipa_set_jf_unary_pass_through): New.
(load_from_param_1): New.
(load_from_unmodified_param): Factor common part into load_from_param_1.
(load_from_param): New.
(compute_complex_assign_jump_func): Handle unary expressions.
(ipa_write_jump_function): Likewise.
(ipa_read_jump_function): Likewise.
2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
PR ipa/78121
* ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
Also fold constant passed as argument while computing value range.
(propagate_constants_accross_call): Pass param type.
* ipa-prop.c: export ipa_get_callee_param_type.
* ipa-prop.h: export ipa_get_callee_param_type.
2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
* asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
* asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
* asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
ASAN_STACK_MAGIC_MIDDLE.
(asan_global_struct): Increase the size of fields.
(asan_add_global): Add new field constructor.
* sanitizer.def (__asan_version_mismatch_check_v6): Replace with
__asan_version_mismatch_check_v8.
2016-11-08 David Edelsohn <dje.gcc@gmail.com>
* dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
at runtime.
2016-11-08 Uros Bizjak <ubizjak@gmail.com>
PR target/70799
* config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
Handle ASHIFT and LSHIFTRT.
(dimode_scalar_chain::compute_convert_gain): Ditto.
(dimode_scalar_chain::convert_insn): Ditto.
2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* gimple-ssa-store-merging.c: Include selftest.h
(verify_array_eq): New function.
(verify_shift_bytes_in_array): Likewise.
(verify_shift_bytes_in_array_right): Likewise.
(verify_clear_bit_region): Likewise.
(verify_clear_bit_region_be): Likewise.
(store_merging_c_tests): Likewise.
* selftest.h (store_merging_c_tests): Declare prototype.
* selftest-run-tests.c (selftest::run_tests): Run
store_merging_c_tests.
2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.opt (mold-rtx-costs): Delete.
(mnew-generic-costs): Delete.
* config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
* config/arm/arm.c (arm_rtx_costs_1): Delete.
(arm_size_rtx_costs): Likewise.
(arm_slowmul_rtx_costs): Likewise.
(arm_fastmul_rtx_costs): Likewise.
(arm_xscale_rtx_costs): Likewise.
(arm_9e_rtx_costs): Likewise.
(arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
arm_cortex_m7_tune):
Delete rtx_costs field.
(arm_new_rtx_costs): Rename to...
(arm_rtx_costs_internal): ... This.
(arm_rtx_costs): Remove old way of doing rtx costs.
2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
(arm_fastmul_tune): Likewise.
(arm_strongarm_tune): Likewise.
(arm_xscale_tune): Likewise.
(arm_9e_tune): Likewise.
(arm_marvell_pj4_tune): Likewise.
(arm_v6t2_tune): Likewise.
(arm_v6m_tune): Likewise.
(arm_fa726te_tune): Likewise.
2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR tree-optimization/78234
* gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
in start != 0 case.
2016-11-08 Martin Liska <mliska@suse.cz>
PR testsuite/78242
* dbgcnt.def: Add new debug counter asan_use_after_scope.
* gimplify.c (gimplify_decl_expr): Do not sanitize vars
with a value expr. Do not add artificial variables to
live_switch_vars. Use the debug counter.
(gimplify_target_expr): Use the debug counter.
* internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
* sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
2016-11-08 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (get_group_load_store_type): If the
access is aligned do not trigger peeling for gaps.
* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
force alignment of vars with DECL_USER_ALIGN.
2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
2016-11-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/78205
* tree-vect-stmts.c (vectorizable_load): Move check whether
we may run into gaps when BB vectorizing SLP permutations ...
* tree-vect-slp.c (vect_supported_load_permutation_p): ...
here where we can do a more precise check.
2016-11-08 Richard Biener <rguenther@suse.de>
PR tree-optimization/78224
* tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
Split the fallthru edge in case its successor may have PHIs.
Do not free dominance info.
2016-11-07 Jakub Jelinek <jakub@redhat.com>
PR target/78229
* config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
EH info even for bzhi and pdep/pext.
2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
* config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
if appropriate.
* config/rs6000/vector.md (div<mode>3): Ditto.
2016-11-07 David Edelsohn <dje.gcc@gmail.com>
* configure.ac (.hidden): Change to conftest_s string. Provide string
for AIX assembler.
(gcc_cv_ld_hidden): Yes for AIX.
* configure: Regenerate.
* dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
* config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
(rs6000_xcoff_asm_output_aligned_decl_common): Declare.
* config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
(ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
(ASM_OUTPUT_ALIGNED_COMMON): Delete.
* config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
from #if to if.
(rs6000_xcoff_visibility): New.
(rs6000_xcoff_declare_function_name): Add visibility support.
(rs6000_xcoff_asm_globalize_decl_name): New.
(rs6000_xcoff_asm_output_aligned_decl_common): New.
(rs6000_asm_weaken_decl): New.
(rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
reference function.
2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
PR driver/78206
* incpath.c (remove_dup): Also silently ignore EPERM.
2016-11-07 Martin Jambor <mjambor@suse.cz>
* tree.c (verify_type_variant): Use pointer comparison to check that
TYPE_SIZE_UNIT match.
2016-11-07 Jakub Jelinek <jakub@redhat.com>
PR target/77834
* dse.c (dse_step5): Call scan_reads even if just
insn_info->frame_read. Improve and fix dump file messages.
PR target/78227
* config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR middle-end/35691
* match.pd: Add following two patterns:
(x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
(x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
* emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
* sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
* rtl.h (duplicate_reg_notes): Declare.
* rtlanal.c (duplicate_reg_note): New function.
PR rtl-optimization/77309
* combine.c (make_compound_operation): Allow EQ for IN_CODE, and
don't assume an equality comparison for plain COMPARE.
(simplify_comparison): Pass a more accurate code to
make_compound_operation.
2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
* target.def (compute_pressure_classes): New target hook.
* doc/tm.texi.in: Document it.
* doc/tm.texi: Regenerate.
* ira.c (setup_pressure_classes): Call target hook if defined.
2016-11-07 David Malcolm <dmalcolm@redhat.com>
* print-rtl.c (rtx_writer::operand_has_default_value_p): New
method.
(rtx_writer::print_rtx): In compact mode, omit trailing operands
that have the default values.
* print-rtl.h (rtx_writer::operand_has_default_value_p): New
method.
* rtl-tests.c (selftest::test_dumping_insns): Remove empty
label string from expected dump.
(seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
from expected dump.
2016-11-07 Jakub Jelinek <jakub@redhat.com>
PR target/77834
* alias.c (nonoverlapping_memrefs_p): If one decl is
FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
2016-11-07 Richard Biener <rguenther@suse.de>
PR target/78229
* config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
EH info.
2016-11-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/78218
* gimple-ssa-store-merging.c
(pass_store_merging::terminate_all_aliasing_chains):
Drop unused argument, fix alias check to also consider uses.
(pass_store_merging::execute): Adjust.
2016-11-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/78228
* tree-ssa-phiopt.c (abs_replacement): Avoid introducing
undefined behavior.
2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/77822
* config/aarch64/aarch64.md (*tb<optab><mode>1): Use
aarch64_simd_shift_imm_<mode> predicate for operand 1.
(<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
to restrict them to an appropriate range and add FAIL check if the
region they specify is out of range. Delete useless constraint
strings.
(*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
2 and 3 to restrict their range and add pattern predicate.
2016-11-07 Martin Liska <mliska@suse.cz>
* asan.c (enum asan_check_flags): Move the enum to header file.
(asan_init_shadow_ptr_types): Make type creation more generic.
(shadow_mem_size): New function.
(asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
Rewritten stack unpoisoning code.
(build_shadow_mem_access): Add new argument return_address.
(instrument_derefs): Instrument local variables if use after scope
sanitization is enabled.
(asan_store_shadow_bytes): New function.
(asan_expand_mark_ifn): Likewise.
(asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
* asan.h (enum asan_mark_flags): Moved here from asan.c
(asan_protect_stack_decl): Protect all declaration that need
to live in memory.
(asan_sanitize_use_after_scope): New function.
(asan_no_sanitize_address_p): Likewise.
* cfgexpand.c (partition_stack_vars): Consider
asan_sanitize_use_after_scope in condition.
(expand_stack_vars): Likewise.
* common.opt (-fsanitize-address-use-after-scope): New option.
* doc/invoke.texi (use-after-scope-direct-emission-threshold):
Explain the parameter.
* flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
* gimplify.c (build_asan_poison_call_expr): New function.
(asan_poison_variable): Likewise.
(gimplify_bind_expr): Generate poisoning/unpoisoning for local
variables that have address taken.
(gimplify_decl_expr): Likewise.
(gimplify_target_expr): Likewise for C++ temporaries.
(sort_by_decl_uid): New function.
(gimplify_expr): Unpoison all variables for a label we can jump
from outside of a scope.
(gimplify_switch_expr): Unpoison variables defined in the switch
context.
(gimplify_function_tree): Clear asan_poisoned_variables.
(asan_poison_variables): New function.
(warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
* internal-fn.c (expand_ASAN_MARK): New function.
* internal-fn.def (ASAN_MARK): Declare.
* opts.c (finish_options): Handle -fstack-reuse if
-fsanitize-address-use-after-scope is enabled.
(common_handle_option): Enable address sanitization if
-fsanitize-address-use-after-scope is enabled.
* params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
New parameter.
* params.h: Likewise.
* sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
* sanitizer.def: Define __asan_poison_stack_memory and
__asan_unpoison_stack_memory functions.
* asan.c (asan_mark_poison_p): New function.
(transform_statements): Handle asan_mark_poison_p calls.
* gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
2016-11-07 Tamar Christina <tamar.christina@arm.com>
PR driver/78196
* Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
2016-11-07 Martin Liska <mliska@suse.cz>
* tree-profile.c (gimple_gen_time_profiler): Set proper type
to time_profiler_counter_ptr.
2016-11-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/37150
* tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
parameter.
* tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
(vect_analyze_slp_cost_1): Account for the real number of
permutations emitted and for dead loads.
(vect_transform_slp_perm_load): Add n_perms parameter counting
the number of emitted permutations.
* tree-vect-stmts.c (vectorizable_load): Adjust.
2016-11-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/78189
* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
alignment computation.
2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
* ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
2016-11-05 Martin Sebor <msebor@redhat.com>
* doc/invoke.texi (Warning Options): Correct typos in -Walloca
documentation.
2016-11-05 David Edelsohn <dje.gcc@gmail.com>
PR bootstrap/78188
PR c++/71848
* ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
2016-11-04 Jakub Jelinek <jakub@redhat.com>
PR target/77834
* alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
doesn't have rtl set.
2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (gimple-ssa.h): New #include.
(TARGET_GIMPLE_FOLD_BUILTIN): Define as
rs6000_gimple_fold_builtin.
(rs6000_gimple_fold_builtin): New function. Add handling for
early expansion of vector addition builtins.
2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
* expr.h (copy_blkmode_from_reg): Delete.
* expr.c (copy_blkmode_from_reg): Make static.
2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
* defaults.h (LOAD_EXTEND_OP): Define if not already defined.
* combine.c (LOAD_EXTEND_OP): Delete.
(simplify_comparison): Fix comment about LOAD_EXTEND_OP.
* cse.c (LOAD_EXTEND_OP): Delete.
* fold-const.c (LOAD_EXTEND_OP): Likewise.
* fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
* postreload.c (LOAD_EXTEND_OP): Delete.
* reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
(find_reloads): Likewise.
* reload1.c (eliminate_regs_1): Likewise.
* rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
(num_sign_bit_copies1): Likewise.
2016-11-04 David Malcolm <dmalcolm@redhat.com>
* config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
(selftest::ix86_test_dumping_hard_regs): New function.
(selftest::ix86_run_selftests): New function.
(TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
selftest::ix86_run_selftests.
* doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
* doc/tm.texi: Regenerate
* selftest-rtl.h: New file.
* rtl-tests.c: Include "selftest-rtl.h".
(selftest::assert_rtl_dump_eq): Make non-static.
(ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
(selftest::test_dumping_regs): Update comment.
* selftest-run-tests.c: Include "target.h".
(selftest::run_tests): If non-NULL, call
targetm.run_target_selftests.
* target.def (run_target_selftests): New hook.
2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
representative core for this architecture.
* config/arm/arm-cores.def (cortex-m33): Define new processor.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm-tune.md: Likewise.
* config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
valid -mcpu options.
* doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
representative core for this architecture.
* config/arm/arm-cores.def (cortex-m23): Define new processor.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm-tune.md: Likewise.
* config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
this tuning parameters apply to in the comment.
* config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
valid -mcpu options.
* doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
2016-11-04 Bin Cheng <bin.cheng@arm.com>
* fold-const.c (fold_cond_expr_with_comparison): Remove call
to pedantic_non_lvalue_loc. Remove useless code for lvalue
where cond_expr can't be a lvalue.
2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.c (arc_process_double_reg_moves): Use
gen_dexcl_2op call.
* config/arc/arc.md (movsi_insn): Disable unsupported move
instructions for ARCv2 cores.
(movdi): Use prepare_move_operands.
(movsf, movdf): Use move_dest_operand predicate.
* config/arc/constraints.md (Chs): Enable when barrel shifter is
present.
* config/arc/fpu.md (divsf3): Change to divsf3_fpu.
* config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
also a destination.
(dexcl_3op_peep2_insn_nores): Likewise.
* config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
(LINK_COMMAND_SPEC): Remove.
2016-11-04 Richard Biener <rguenther@suse.de>
PR middle-end/78185
* loop-invariant.c (find_exits): Record entering inner
loops as possibly exiting to handle infinite sub-loops.
* tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
(fill_always_executed_in_1): Honor infinite child loops.
2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78192
* config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
has already been adjusted for endianness, so don't adjust it any
further.
PR target/77993
* config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
ICmode unless we have standard PowerPC floating point.
* config/rs6000/rs6000.md (FP iterator): Likewise.
(FMOVE128 iterator): Likewise.
2016-11-03 Jakub Jelinek <jakub@redhat.com>
Alexandre Oliva <aoliva@redhat.com>
Jason Merrill <jason@redhat.com>
PR debug/28767
PR debug/56974
* langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
langhook.
* langhooks.c (lhd_type_dwarf_attribute): New function.
* langhooks-def.h (lhd_type_dwarf_attribute): Declare.
(LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
(check_qualified_type, check_aligned_type): Call it.
* dwarf2out.c (modified_type_die): Don't use type_main_variant
for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
check_base_type and check_lang_type.
(gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
return early. For pointer-to-data-member add DW_AT_use_location
attribute.
(gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
if needed.
(gen_type_die_with_usage): Don't use type_main_variant
for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
check_base_type and check_lang_type. Formatting fixes. Call
get_debug_type langhook.
2016-11-03 Jason Merrill <jason@redhat.com>
* tree.c (check_lang_type): New.
(check_qualified_type): Use it.
(check_aligned_type): Use it.
* tree.h: Declare it.
2016-11-03 Richard Earnshaw <rearnsha@arm.com>
* config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
(arm*-freebsd*): Likewise.
(arm*-*-netbsdelf*): Likewise.
(arm*-*-linux*): Likewise.
(arm*-*-uclinux*eabi*): Likewise.
(arm*-*-phoenix*): Likewise.
(arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
(arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
specified. Default to arm6 if target_cpu_cname is not set.
* arm/arm.c (arm_option_override): Simplify logic. Assert that the
default cpu has been correctly configured.
* arm/arm.h (TARGET_CPU_DEFAULT): Delete.
(target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
* arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
* arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
* arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
* arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
* arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
2016-11-03 Jiong Wang <jiong.wang@arm.com>
* reg-notes.def (CFA_VAL_EXPRESSION): New entry.
* dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
(dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
(output_cfa_loc): Support DW_CFA_val_expression.
(output_cfa_loc_raw): Likewise.
(output_cfi): Likewise.
(output_cfi_directive): Likewise.
* dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
(dw_cfi_oprnd2_desc): Likewise.
(mem_loc_descriptor): Recognize new pattern generated for value
expression.
2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78186
* combine.c (change_zero_ext): Mask the RHS of a zero_extract as
well, when converting to IOR.
2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
(vec_interleave_highv8qi): Likewise.
2016-11-03 Martin Liska <mliska@suse.cz>
* profile.c (instrument_values): Fix coding style.
(branch_prob): Use renamed function.
* tree-profile.c (init_ic_make_global_vars): Likewise.
(gimple_init_edge_profiler): Rename to
gimple_init_gcov_profiler.
tree_time_profiler_counter variable declaration.
(gimple_gen_time_profiler): Rewrite to do a direct gimple code
emission.
* value-prof.h: Remove an argument.
2016-11-03 Richard Biener <rguenther@suse.de>
* config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
symtab_node::get_create.
2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
Move comments into more natural position.
2016-11-03 Vineet Gupta <vgupta@synopsys.com>
* config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
(PTRDIFF_TYPE): Define as int.
2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* ccmp.c (expand_ccmp_expr_1): Adjust.
(expand_ccmp_expr): Likewise.
(expand_ccmp_next): Likewise.
* config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
(aarch64_gen_ccmp_first): Likewise.
* doc/tm.texi: Regenerate.
* target.def (gen_ccmp_first): Change argument types to rtx_insn *.
(gen_ccmp_next): Likewise.
2016-11-03 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
(vect_is_simple_reduction): Swap cond_reduction by inversion.
2016-11-02 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_init_libfuncs): New. Call
darwin_rename_builtins here.
(ix86_expand_divmod_libfunc): New.
(TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
(TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
New function.
(xtensa_output_literal): Use xtensa_output_integer_literal_parts
to format MODE_INT and MODE_PARTIAL_INT literals.
2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
PR target/78168
* config/r6000/rs6000.c (rs6000_get_separate_components): Return
NULL if TARGET_SPE_ABI.
2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
clear padding bits even when they're less than a byte.
2016-11-02 Richard Biener <rguenther@suse.de>
* gimple-ssa-store-merging.c: Include gimplify-me.h.
(imm_store_chain_info::output_merged_stores): Force base_addr
to be proper GIMPLE for a MEM_REF address.
(pass_store_merging::execute): Restrict negative bitpos
handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
check. Take into account non-NULL_TREE offset if the base
is already addressable.
2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
New pattern.
(aarch64_be_crypto_sha1hv4si): New pattern.
2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.md (add<mode>3): Remove
redundant code. Don't split frame based additions.
2016-11-02 Richard Biener <rguenther@suse.de>
* gimple-ssa-store-merging.c (struct store_immediate_info): Remove
redundant val and dest members.
(store_immediate_info::store_immediate_info): Adjust.
(merged_store_group::merged_store_group): Adjust.
(merged_store_group::apply_stores): Likewise.
(struct imm_store_chain_info): Add base_addr field.
(imm_store_chain_info::imm_store_chain_info): New constructor.
(imm_store_chain_info::terminate_and_process_chain): Do not pass base.
(imm_store_chain_info::output_merged_store): Likewise. Use
addr_base which is already the address.
(imm_store_chain_info::output_merged_stores): Likewise.
(pass_tree_store_merging::terminate_all_aliasing_chains): Take
imm_store_chain_info instead of base. Fix alias check.
(pass_tree_store_merging::terminate_and_release_chain): Likewise.
(imm_store_chain_info::coalesce_immediate_stores): Adjust.
(pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
use the address of the base and adjust for other changes.
2016-11-02 Martin Liska <mliska@suse.cz>
* fold-const-call.c (host_size_t_cst_p): Test whether
t is convertible to size_t.
2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR tree-optimization/78170
* gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
introduced by native_encode_expr on little-endian as well.
2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR tree-optimization/78162
* gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
as invalid.
2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
function comment.
(aarch64_next_callee_save): Likewise.
(aarch64_pushwb_single_reg): Likewise.
(aarch64_gen_storewb_pair): Likewise.
(aarch64_push_regs): Likewise.
(aarch64_gen_loadwb_pair): Likewise.
(aarch64_pop_regs): Likewise.
(aarch64_gen_store_pair): Likewise.
(aarch64_gen_load_pair): Likewise.
(aarch64_save_callee_saves): Likewise.
(aarch64_restore_callee_saves): Likewise.
2016-11-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/78035
PR tree-optimization/77964
* gimple-pretty-print.c (pp_points_to_solution): Print
vars_contains_interposable.
* tree-ssa-alias.c: Include varasm.h.
(ptrs_compare_unequal): Check vars_contains_interposable and
decl_binds_to_current_def_p.
(dump_points_to_solution): Dump vars_contains_interposable.
* tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
flag.
* tree-ssa-structalias.c: Include varasm.h.
(set_uids_in_ptset): Record whether vars contains a
not decl_binds_to_current_def_p variable in vars_contains_interposable.
(ipa_escaped_pt): Update initializer.
2016-11-02 Richard Biener <rguenther@suse.de>
PR tree-optimization/78047
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
fake field at offset zero conservatively regarding to may_have_pointers.
2016-11-02 Richard Biener <rguenther@suse.de>
* tree-vrp.c (evrp_dom_walker::before_dom_children): Call
infer_value_range on stmt ops and update value-ranges.
Dump visited stmts and blocks.
(evrp_dom_walker::push_value_range): Dump changes.
(evrp_dom_walker::pop_value_range): Likewise.
(evrp_dom_walker::try_find_new_range): Avoid noop changes.
2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
rtx_insn *.
* rtl.h (prev_nonnote_insn_bb): Adjust prototype.
2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
and adjust for that.
* cfgrtl.h (delete_insn_chain): Adjust prototype.
2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/rl78/rl78.c (gen-and_emit_move): Change argument type
to rtx_insn *.
(transcode_memory_rtx): Likewise.
(move_to_acc): Likewise.
(move_from_acc): Likewise.
(move_acc_to_reg): Likewise.
(move_to_x): Likewise.
(move_to_hl): Likewise.
(move_to_de): Likewise.
* config/rs6000/rs6000.c (emit_frame_save): Likewise.
(rs6000_emit_savres_rtx): Likewise.
(rs6000_emit_prologue): Likewise.
* reorg.c (update_reg_unused_notes): Likewise.
* rtl.h (remove_note): Adjust prototype.
* rtlanal.c (remove_note): Make argument type rtx_insn *.
2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/alpha/alpha.c (alpha_legitimize_address_1): Split up
variables so some can be rtx_insn *.
(alpha_emit_xfloating_libcall): Likewise.
* config/mips/mips.c (mips_call_tls_get_addr): Likewise.
(mips_legitimize_tls_address): Likewise.
* optabs.c (expand_binop): Likewise.
* reload1.c (gen_reload): Likewise.
2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* reorg.c (relax_delay_slots): Split up the trial variable.
2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
of variables rtx_insn *.
* config/arm/arm.c (arm_call_tls_get_addr): Likewise.
(legitimize_tls_address): Likewise.
* config/bfin/bfin.c (hwloop_optimize): Likewise.
(bfin_gen_bundles): Likewise.
* config/c6x/c6x.c (reorg_split_calls): Likewise.
(c6x_reorg): Likewise.
* config/frv/frv.c (frv_reorder_packet): Likewise.
* config/i386/i386.c (ix86_split_idivmod): Likewise.
* config/ia64/ia64.c (ia64_expand_compare): Likewise.
* config/m32c/m32c.c (m32c_prepare_shift): Likewise.
* config/mn10300/mn10300.c: Likewise.
* config/rl78/rl78.c: Likewise.
* config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
* config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
(sh_expand_cmpnstr): Likewise.
(sh_expand_strlen): Likewise.
(sh_expand_setmem): Likewise.
* config/sh/sh.md: Likewise.
* emit-rtl.c (emit_pattern_before): Likewise.
* except.c: Likewise.
* final.c: Likewise.
* jump.c: Likewise.
2016-11-01 Jason Merrill <jason@redhat.com>
* tree-inline.c (copy_tree_body_r): Only copy the taken branch of
a COND_EXPR with constant condition.
2016-11-01 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (gen_variable_die): Remove again origin_die variable
and its initialization.
2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* dwarf2out.c (output_rnglists): Wrap basebuf, len in
HAVE_AS_LEB128.
2016-11-01 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
argument, don't call add_linkage_name if it is true.
(gen_variable_die): For C++ inline static data members, consider the
initial call when old_die is NULL to be declaration and call
add_name_and_src_coords_attributes in that case with true as
NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
(gen_member_die): For C++ inline static data members, emit a
definition DIE right away in DW_TAG_compile_unit context.
2016-11-01 John David Anglin <danglin@gcc.gnu.org>
PR target/78166
* config/pa/pa.md: Add new shift/add patterns to handle
(plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa-protos.h
(xtensa_use_return_instruction_p): New prototype.
* config/xtensa/xtensa.c (xtensa_current_frame_size,
xtensa_callee_save_size): Remove.
(struct machine_function): Add new fields: current_frame_size,
callee_save_size, frame_laid_out and epilogue_done.
(compute_frame_size, xtensa_expand_prologue,
xtensa_expand_epilogue): Replace xtensa_callee_save_size with
cfun->machine->callee_save_size and xtensa_current_frame_size
with cfun->machine->current_frame_size.
(compute_frame_size): Update cfun->machine->frame_laid_out and
don't update frame layout after reload completion.
(xtensa_expand_epilogue): Set cfun->machine->epilogue_done
instead of zeroing xtensa_current_frame_size.
(xtensa_use_return_instruction_p): New function.
* config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
declaration.
(INITIAL_ELIMINATION_OFFSET): Use return value of
compute_frame_size instead of xtensa_current_frame_size value.
* config/xtensa/xtensa.md ("return" pattern): Use new predicate
function xtensa_use_return_instruction_p instead of inline code.
2016-11-01 Jakub Jelinek <jakub@redhat.com>
* tree.h (BLOCK_IN_COLD_SECTION_P): Define.
* final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
* dwarf2out.c (rnglist_idx): New variable.
(struct dw_ranges): Add label, idx and maybe_new_sec fields.
(DEBUG_RNGLISTS_SECTION): Define.
(ranges_base_label): New variable.
(size_of_die) <case dw_val_class_range_list>: If using
DW_FORM_rnglistx, count size of uleb128 of range list index.
(value_format) <case dw_val_class_range_list>: For
-gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
(output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
(add_ranges_num): Remove useless prototype. Don't multiply
by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
for new fields added to dw_ranges struct.
(add_ranges): Add maybe_new_sec argument and pass it
through to add_ranges_num.
(note_rnglist_head): New function.
(add_ranges_by_labels): Pass true as maybe_new_sec to
add_ranges_num, call note_rnglist_head on the head of the list.
(output_ranges): Add function comment. Switch to
.debug_ranges section here and emit .Ldebug_ranges0 label.
(index_rnglists, output_rnglists): New functions.
(gen_subprogram_die): Formatting fixes.
(add_high_low_attributes): Don't divide offsets
by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
first list element or when pointing into the middle of
a list. Pass true as second argument to add_ranges on the
first block fragment after cold/hot section switch.
(init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
section instead of .debug_ranges. Initialize
ranges_base_label if -gdwarf-5 -gsplit-dwarf.
(dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
index_rnglists and add DW_AT_rnglists_base attr. Don't switch
to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
Call output_rnglists for -gdwarf-5.
(dwarf2out_c_finalize): Clear rnglist_idx.
2016-11-01 Fritz Reese <fritzoreese@gmail.com>
* combine.c (simplify_compare_const): Add gcc_fallthrough.
2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
Tamar Christina <tamar.christina@arm.com>
* config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
* config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
(vmaxnmq_f32): Likewise.
(vminnm_f32): Likewise.
(vminnmq_f32): Likewise.
* config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
(vminnm): Likewise.
* config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
expander.
2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
binary floating point types supported by the hardware except for
double.
(vsx_xvcvsxwdp_df): Provide scalar result alternative to the
vector instruction for optimizing extracting a SImode from a
V4SImode vector and converting it to floating point.
(vsx_xvcvuxwdp_df): Likewise.
(vsx_extract_si): On ISA 3.0, allow extract target and temporary
registers to be any VSX register. Move stores to the end of the
constraints.
(vsx_extract_si_<uns>float_df): New combiner pattern and splitter
to optimize extracting a SImode from a V4SImode vector and
converting it to a binary floating point type supported by the
hardware. Use the vector converts instead of extracting the
element, sign extending it, and then converting it to double.
Other floating point types than double first convert to double,
then the double is converted to that type.
(vsx_extract_si_<uns>float_<mode>): Likewise.
2016-10-31 Andrew Pinski <apinski@cavium.com>
* config/aarch64/driver-aarch64.c (host_detect_local_cpu):
Rewrite handling of part num to handle the case where
multiple implementers share the same part num.
2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
(DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
2016-10-31 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
(use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
(new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
(is_cu_die, is_unit_die): Likewise.
(should_move_die_to_comdat, break_out_comdat_types): Adjust
comments for DWARF5 DW_UT_type units.
(output_compilation_unit_header): Add UT argument, output
start of DWARF5 .debug_info section header.
(output_comp_unit): Add dwo_id argument. Adjust
output_compilation_unit_header caller, for DW_UT_split_compile
emit dwo_id field, otherwise padding1. Emit padding2 field.
(add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
(output_skeleton_debug_sections): Add dwo_id argument, for
-gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
(output_comdat_type_unit): For -gdwarf-5 emit .debug_info
DW_UT_type or DW_UT_split_type units rather than .debug_types.
(dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
DW_TAG_compile_unit for skeleton unit die. Don't add
DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
address to output_comp_unit and output_skeleton_debug_sections.
* dwarf2out.c (debug_line_str_section): New variable.
(debug_line_str_hash): Likewise.
(DEBUG_LINE_STR_SECTION): Define.
(set_indirect_string): Handle DW_FORM_line_strp like
DW_FORM_strp.
(find_string_form): Fix up formatting.
(size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
Fix up indentation.
(output_die): Handle DW_FORM_line_strp.
(DWARF5_USE_DEBUG_LINE_STR): Define.
(output_line_string): New function.
(output_file_names): Add -gdwarf-5 support.
(output_line_info): Likewise.
(init_sections_and_labels): Initialize debug_line_str_section.
(output_indirect_string): Change 2nd argument from void *
to enum dwarf_form form, compare with form rather than
DW_FORM_strp.
(output_indirect_strings): Pass DW_FORM_strp to
output_indirect_string traversion.
(dwarf2out_finish): Output .debug_line_str strings.
(dwarf2out_c_finalize): Clear debug_line_str_section and
debug_line_str_hash.
2016-10-31 Tom Tromey <tom@tromey.com>
PR debug/77315
* dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
(resolve_args_picking_1): Move DW_OP_form_tls_address case next to
DW_OP_GNU_push_tls_address case.
(loc_list_from_tree_1): Use DW_OP_form_tls_address.
2016-10-31 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.h (struct dw_loc_descr_node): Adjust comment
for frame_offset_rel bit.
(struct array_descr_info): Add rank field.
* dwarf2out.c (struct loc_descr_context): Add placeholder_arg
and placeholder_seen fields.
(resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
DW_OP_pick 1 into DW_OP_over.
(function_to_dwarf_procedure, type_byte_size, field_byte_offset,
gen_variant_part): Clear placeholder_{arg,seen}.
(loc_list_from_tree_1): Drop const from context argument.
Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
(loc_list_for_address_of_addr_expr_of_indirect_ref,
loc_list_from_tree, loc_descriptor_from_tree): Drop const from
context argument.
(add_scalar_info): Drop const from context argument. Handle
context->placeholder_arg.
(add_bound_info): Drop const from context argument.
(gen_descr_array_type_die): Drop const from ctx variable.
Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
attribute and use a single DW_TAG_generic_subrange instead of
7 DW_TAG_subrange_type for assumed rank arrays.
* dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
* dwarf2out.c (struct dw_loc_list_struct): Change emitted field
from bool to 1-bit uchar bitfield. Add num_assigned and
offset_emitted bitfields.
(dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
for dw_val_class_lineptr and dw_val_class_macptr. Handle
dw_val_class_loclistsptr.
(new_addr_loc_descr): Fix up formatting.
(DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
(add_AT_low_high_pc): Fix up formatting.
(add_AT_loclistsptr): New function.
(AT_lbl): Allow dw_val_class_loclistsptr.
(print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
Handle dw_val_class_loclistsptr.
(loc_list_idx): New variable.
(output_loclists_offsets, assign_location_list_indexes): New
functions.
(size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
add size_of_uleb128 of the index. Drop never used
dwarf_split_debug_info AT_index handling. Handle
dw_val_class_loclistsptr.
(value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
(output_loc_list): Handle DWARF 5 .debug_loclists* format.
(output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
DW_FORM_loclistx indexes.
(output_attr_index_or_value): Fix up formatting. Don't handle
dw_val_class_loc_list here.
(output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
For dw_val_class_loc_list call output_loc_list_offset rather than
output_attr_index_or_value.
(init_sections_and_labels): For -gdwarf-5 use .debug_loclists
or .debug_loclists.dwo section name for debug_loc_section.
(resolve_addr_in_expr): Formatting fix.
(index_location_lists): Likewise.
(dwarf2out_finish): If there are any location lists, for
-gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
index_location_lists only if have_location_lists. Call
assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
.debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
-gsplit-dwarf also emit offset table.
* dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
(size_of_die, value_format, output_die): Use
DW_FORM_data16 for 128-bit dw_val_class_const_double or
dw_val_class_wide_int.
* dwarf2out.c (dwarf_op): Renamed to ...
(dwarf_OP): ... this.
(convert_descriptor_to_mode, scompare_loc_descriptor,
minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
callers.
(dwarf_AT, dwarf_TAG): New functions.
(check_die): Disallow DW_AT_call_all_calls next to
DW_AT_GNU_all_call_sites.
(gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
and attributes instead of the corresponding GNU tag and attributes.
(gen_subprogram_die): Likewise. Emit call site information even
for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
DW_AT_defaulted in comment.
(resolve_addr): Handle DW_AT_call_origin attribute on
DW_TAG_call_site DIE like DW_AT_abstract_origin on
DW_TAG_GNU_call_site DIE.
* dwarf2out.c (dwarf_op): New function.
(size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
(output_loc_operands, output_loc_operands_raw): Likewise.
(resolve_args_picking_1, prune_unused_types_walk_loc_descr,
mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
(resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
if dwarf_version < 5.
(convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
DW_OP_GNU_xxx.
(scompare_loc_descriptor, ucompare_loc_descriptor,
minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
optimize_location_into_implicit_ptr): Likewise. Only punt for
!dwarf_strict if dwarf_version < 5.
(string_cst_pool_decl): Adjust comment.
(non_dwarf_expression): Handle DW_OP_implicit_pointer.
* dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
(struct dw_val_node): Add val_file_implicit field.
* dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
output_die): Handle dw_val_class_const_implicit,
dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
(abbrev_die_table): Change into va_gc vec.
(abbrev_die_table_allocated, abbrev_die_table_in_use,
ABBREV_DIE_TABLE_INCREMENT): Remove.
(AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
(abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
variables.
(build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
vectors.
(die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
functions.
(output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
the implicit value.
(output_abbrev_section): Adjust for abbrev_die_table being a va_gc
vec.
(output_comp_unit): Initialize abbrev_opt_start if emitting the main
unit. Call optimize_abbrev_table.
(dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
abbrev_die_table being a va_gc vec.
PR tree-optimization/77860
* tree-ssa-reassoc.c (eliminate_using_constants): Handle
also integral complex and vector constants.
* dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
optimize_macinfo_range, save_macinfo_strings): Replace
DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
(output_macinfo): Likewise. Emit .debug_macro* rather than
.debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
(init_sections_and_labels): Use .debug_macro* labels rather than
.debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
(dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
or DW_AT_GNU_macros for -gdwarf-5.
2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
* config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
2016-09-11 Le-Chun Wu <lcwu@google.com>
Mark Wielaard <mjw@redhat.com>
* common.opt (Wshadow=global): New option. Default for -Wshadow.
(Wshadow=local): New option.
(Wshadow-local): Hidden alias for -Wshadow=local.
(Wshadow=compatible-local): New option.
(Wshadow-compatible-local): Hidden alias for
-Wshadow=compatible-local.
* doc/invoke.texi: Document Wshadow=global, Wshadow=local and
Wshadow=compatible-local.
2016-10-31 Bin Cheng <bin.cheng@arm.com>
* tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
Check slp defs for COND_EXPR by swapping/inverting operands if the
new parameter SWAP indicates so.
(vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
is isomorphic to the first stmt via swapping/inverting. Store swap
information in the new parameter SWAP.
(vect_build_slp_tree): New local array SWAP and pass it to function
vect_build_slp_tree_1. Cleanup result handling code for function
call to vect_get_and_check_slp_defs. Skip operand swapping if the
order of operands has been fixed as indicated by SWAP[i].
2016-10-31 Bin Cheng <bin.cheng@arm.com>
* tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
unnecessary data dependence check after visited store stmt.
2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/71915
PR tree-optimization/71490
* gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
stride_type field.
(find_basis_for_base_expr): Require stride types to match when
seeking a basis.
(alloc_cand_and_find_basis): Record the stride type.
(slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
(backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
the expressions having those types.
(slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
(create_mul_ssa_cand): Likewise.
(create_mul_imm_cand): Likewise.
(create_add_ssa_cand): Likewise.
(create_add_imm_cand): Likewise.
(legal_cast_p_1): Change interface to accept types rather than the
expressions having those types.
(legal_cast_p): Pass types to legal_cast_p_1.
(slsr_process_cast): Pass stride type to
alloc_cand_and_find_basis.
(slsr_process_copy): Likewise.
(dump_candidate): Display stride type when a cast exists.
(create_add_on_incoming_edge): Introduce a cast when necessary for
the stride type.
(analyze_increments): Change the code checking for invalid casts
to rely on the stride type, and update the documentation and
example. Change the code checking for pointer multiplies to rely
on the stride type.
(insert_initializers): Introduce a cast when necessary for the
stride type. Use the stride type for the type of the initializer.
2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
2016-10-29 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/77919
* expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
into memory if both modes are complex and their inner modes have the
same precision. If the two modes are different complex modes, convert
each part separately and generate a new CONCAT.
2016-10-29 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
2016-10-29 Jakub Jelinek <jakub@redhat.com>
PR target/78148
* gimple-ssa-store-merging.c
(imm_store_chain_info::output_merged_store): Use build_aligned_type
instead of SET_TYPE_ALIGN on shared integral type.
2016-10-29 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
(MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
Adjust comment.
2016-10-28 Jeff Law <law@redhat.com>
* config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
* config/spu/spu.h (REGNO_REG_CLASS): Likewise.
2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
* doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
* target.def (min_arithmetic_precision): New hook.
* doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
* doc/tm.texi: Regenerate.
* internal-fn.c (expand_arith_overflow): Adjust handling of target
dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
* targhooks.c (default_min_arithmetic_precision): New function.
* targhooks.h (default_min_arithmetic_precision): Declare.
* config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
(sparc_min_arithmetic_precision): New function.
2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
PR target/71847
* combine.c (change_zero_ext): Handle zero_ext of hard registers.
Swap commutative operands in new RTL if needed. Handle zero_ext
in the set_dest.
(recog_for_combine): Pass *pnewpat to change_zero_ext instead of
PATTERN (insn).
2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
Kugan Vivekanandarajah <kuganv@linaro.org>
Jim Wilson <jim.wilson@linaro.org>
PR tree-optimization/43721
* target.def: New hook expand_divmod_libfunc.
* doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
* doc/tm.texi: Regenerate.
* internal-fn.def: Add new entry for DIVMOD ifn.
* internal-fn.c (expand_DIVMOD): New.
* tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
targhooks.h.
(widen_mul_stats): Add new field divmod_calls_inserted.
(target_supports_divmod_p): New.
(divmod_candidate_p): Likewise.
(convert_to_divmod): Likewise.
(pass_optimize_widening_mul::execute): Call calculate_dominance_info,
renumber_gimple_stmt_uids at beginning of function. Call
convert_to_divmod and record stats for divmod.
* config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
TARGET_EXPAND_DIVMOD_LIBFUNC.
* doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
divmod_simode.
2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
Segher Boessenkool <segher@kernel.crashing.org>
* dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
swapping the arms of the branch.
* internal-fn.c (expand_addsub_overflow): Use a straight-line code
sequence for the generic signed-signed-signed case.
2016-10-28 Jeff Law <law@redhat.com>
* config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
fallthru comment.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/78029
* function.c (prologue_contains, epilogue_contains): New functions.
(record_prologue_seq, record_epilogue_seq): New functions.
* function.h (prologue_contains, epilogue_contains,
record_prologue_seq, record_epilogue_seq): New declarations.
* sched-deps.c (sched_analyze_insn): Make dependencies to prevent
mixing prologue and epilogue insns.
(init_deps): Initialize the new fields in struct deps_desc.
* sched-int.h (struct deps_desc): New fields last_prologue,
last_epilogue, and last_logue_was_epilogue.
* shrink-wrap.c (emit_common_heads_for_components): Record all
emitted prologue and epilogue insns.
(emit_common_tails_for_components): Ditto.
(insert_prologue_epilogue_for_components): Ditto.
2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR middle-end/22141
* Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
* common.opt (fstore-merging): New Optimization option.
* opts.c (default_options_table): Add entry for
OPT_ftree_store_merging.
* fold-const.h (can_native_encode_type_p): Declare prototype.
* fold-const.c (can_native_encode_type_p): Define.
* params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
(PARAM_MAX_STORES_TO_MERGE): Likewise.
* timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
* passes.def: Insert pass_tree_store_merging.
* tree-pass.h (make_pass_store_merging): Declare extern
prototype.
* gimple-ssa-store-merging.c: New file.
* doc/invoke.texi (Optimization Options): Document
-fstore-merging.
(--param documentation): Document store-merging-allow-unaligned
and max-stores-to-merge.
2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
PR middle-end/72747
* gimplify.c (gimplify_init_constructor): Move emit of constructor
assignment to earlier in the if/else logic.
2016-10-28 Richard Biener <rguenther@suse.de>
PR middle-end/78128
PR middle-end/71002
* fold-const.c (make_bit_field_ref): Only adjust alias set
when the original alias set was zero.
2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
(s390_adjust_loops): New function.
(s390_reorg): Invoke s390_adjust_loops.
* config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
("osc_break"): New insn definition.
2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.opt: Support alternate cpu level naming (archXX).
* config.gcc: Support alternate archXX cpu levels with
--with-arch= and --with-tune=.
* config/s390/linux.h: Translate new archXX cpu levels to the
original names when calling GAS.
* config/s390/tpf.h: Likewise.
* doc/invoke.texi: Document the alternate cpu level names.
2016-10-28 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/77919
* expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
MEM if mode1 is not a complex mode.
PR rtl-optimization/78132
* ree.c (combine_reaching_defs): Give up if copy_needed and
!HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/constraints.md (wH constraint): Add new
constraints for allowing 32-bit integers (and eventually 8/16-bit
integers) into the vector registers.
(wI constraint): Likewise.
(wJ constraint): Likewise.
(wK constraint): Likewise.
* config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
-mvsx-small-integer as a default option for ISA 2.07
(i.e. power8).
(POWERPC_MASKS): Likewise.
* config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
switch to turn off small integer support in vector registers.
* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
test for -mupper-regs-di, since it is already done with the
reg_add[mode].scalar_in_vsx_p. Add support for the switch
-mvsx-small-integer.
(rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
constraints.
(rs6000_setup_reg_addr_masks): Likewise.
(rs6000_init_hard_regno_mode_ok): Likewise.
(rs6000_option_override_internal): Add consistency checks for
-mvsx-small-integer.
(rs6000_secondary_reload_simple_move): SImode is a simple move if
-mvsx-small-integer.
(rs6000_secondary_reload): Use std::swap.
(rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
VSX_REGS for small integers in vector registers, since there is no
D-FORM address mode for such types.
(rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
(rs6000_opt_masks): Add -mvsx-small-integer.
* config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
support.
(VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
extracts can be done on ISA 2.07.
(vsx_extract_<mode>): Add support for small integers in vsx
registers.
(vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
longer support V4SImode in this pattern.
(vsx_extract_si): New insn to support extraction of SImode in ISA
2.07 using either xxextractuw or vspltw.
(vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
longer support V4SImode in this pattern.
* config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
wJ, and wK constraints.
* config/rs6000/rs6000.md (f32_sv): Use correct instruction for
storing SDmode with VSX instructions.
(zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
GPR load and before the FPR and VSX loads. Remove ??, ! from the
constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
small integers in vector registers.
(extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
load and before the FPR and VSX loads. Remove ??, ! from the
constraints. Add VEXTSW2D support for small integers in vector
registers.
(lfiwax): Remove ! constraint. Add VEXTSW2D support for small
integers in vector registers.
(floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
move instead of using an UNSPEC.
(lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
integers in vector registers.
(floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
move instead of using an UNSPEC.
(movsi_internal1): Add support for -mvsx-small-integer. Align
columns so that it is more readable.
(SImode splitter for ISA 3.0 constants): Add splitter for
-128..127 constants that can easily be constructed on ISA 3.0.
* doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
constraints.
2016-10-27 Jakub Jelinek <jakub@redhat.com>
PR middle-end/78025
* omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
functions.
2016-10-27 Aldy Hernandez <aldyh@redhat.com>
* builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
PIC_OFFSET_TABLE_REGNUM twice.
2016-10-27 Bin Cheng <bin.cheng@arm.com>
* match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
support for constant operand for OP.
2016-10-27 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (gen_member_die): Only reparent_child instead of
splice_child_die if child doesn't have DW_AT_specification attribute.
2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
(TARGET_HAVE_LDREXBH): Likewise.
(TARGET_HAVE_LDACQ): Likewise.
2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
logic to to decide whether to copy over old value to register for new
value.
* config/arm/sync.md: Add comments explaning why mode and code
attribute are not defined in iterators.md
(thumb1_atomic_op_str): New code attribute.
(thumb1_atomic_newop_str): Likewise.
(thumb1_atomic_fetch_op_str): Likewise.
(thumb1_atomic_fetch_newop_str): Likewise.
(thumb1_atomic_fetch_oldop_str): Likewise.
(atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
mirror the more restrictive constraints of the Thumb-1 insns after
split compared to Thumb-2 counterpart insns.
(atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
in sync with non atomic version.
(atomic_nand<mode>): Likewise.
(atomic_fetch_<sync_optab><mode>): Likewise.
(atomic_fetch_nand<mode>): Likewise.
(atomic_<sync_optab>_fetch<mode>): Likewise.
(atomic_nand_fetch<mode>): Likewise.
* config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
in sync with atomic version.
(thumb1_subsi3_insn): Likewise.
(thumb1_andsi3_insn): Likewise.
(thumb1_iorsi3_insn): Likewise.
(thumb1_xorsi3_insn): Likewise.
2016-10-27 Nick Clifton <nickc@redhat.com>
* plugin.c (register_plugin_info): Produce an error message if the
plugin is not found in the hash table.
2016-10-27 Bin Cheng <bin.cheng@arm.com>
* match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
New pattern.
2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
PR target/78056
* config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
define builtin functions from the bdesc_spe_predicates or
bdesc_spe_evsel arrays if the builtin mask is not compatible with
the current compiler configuration.
(paired_init_builtins): Modify loop to not define define builtin
functions from the bdesc_paried_preds array if the builtin mask is
not compatible with the current compiler configuration.
(altivec_init_builtins): Modify loops to not define the
__builtin_altivec_stxvl function nor the builtin functions from
the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
builtin mask is not compatible with the current compiler
configuration.
2016-10-26 Jeff Law <law@redhat.com>
* config/sh/sh.c (output_branch): Add missing fallthru comments.
(gen_shl_and): Likewise.
* config/sh/sh.md (movsicc): Add missing fallthru comments.
* config/mips/mips.c (mips16_constant_cost): Add missing
fallthru comments.
(mips16_build_call_stub): Increase buffer size. Adjust
fallthru comment.
2016-10-26 David Malcolm <dmalcolm@redhat.com>
* print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
INSN_UIDs for all insns in compact mode.
(rtx_writer::print_rtx): Likewise.
* print-rtl.h (rtx_writer::flag_compact): Update comment.
* rtl-tests.c (selftest::test_dumping_insns): Update expected
output to include INSN_UID.
(selftest::test_uncond_jump): Likewise.
2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
* haifa-sched.c (call_used_regs_num): Rename to...
(call_saved_regs_num): ...this.
(fixed_regs_num): New variable.
(sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
regs not call_used.
(alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
2016-10-26 David Malcolm <dmalcolm@redhat.com>
* print-rtl-function.c (print_rtx_function): Rewrite in terms of
class rtx_writer.
* print-rtl.c (outfile): Delete global.
(sawclose): Likewise.
(indent): Likewise.
(in_call_function_usage): Likewise.
(flag_compact): Likewise.
(flag_simple): Likewise.
(rtx_writer::rtx_writer): New ctor.
(print_rtx_operand_code_0): Convert to...
(rtx_writer::print_rtx_operand_code_0): ...this.
(print_rtx_operand_code_e): Convert to...
(rtx_writer::print_rtx_operand_code_e): ...this.
(print_rtx_operand_codes_E_and_V): Convert to...
(rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
(print_rtx_operand_code_i): Convert to...
(rtx_writer::print_rtx_operand_code_i): ...this.
(print_rtx_operand_code_r): Convert to...
(rtx_writer::print_rtx_operand_code_r): ...this.
(print_rtx_operand_code_u): Convert to...
(rtx_writer::print_rtx_operand_code_u): ...this.
(print_rtx_operand): Convert to...
(rtx_writer::print_rtx_operand): ...this.
(print_rtx): Convert to...
(rtx_writer::print_rtx): ...this.
(print_inline_rtx): Rewrite in terms of class rtx_writer.
(debug_rtx): Likewise.
(print_rtl): Convert to...
(rtx_writer::print_rtl): ...this.
(print_rtl): Reimplement in terms of class rtx_writer.
(print_rtl_single): Rewrite in terms of class rtx_writer.
(print_rtl_single_with_indent): Convert to..
(rtx_writer::print_rtl_single_with_indent): ...this.
(print_simple_rtl): Rewrite in terms of class rtx_writer.
* print-rtl.h (flag_compact): Delete decl.
(class rtx_writer): New class.
* rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
class rtx_writer.
2016-10-26 Jeff Law <law@redhat.com>
* config/microblaze/microblaze.c (tls_mentioned_p): Avoid
fallthru.
* config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
(check_if_valid_sleep_operand): Add missing fallthru comment.
(arc_register_move_cost): Increase buffer size.
* config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
comment.
* config/arc/predicates.md (move_str_operand): Avoid fallthru.
* config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
comment. Add gcc_unreachable for path that should never happen.
* config/epiphany/epiphany.c (epiphany_print_operand): Adjust
fallthru comment.
2016-10-26 Jakub Jelinek <jakub@redhat.com>
Martin Liska <mliska@suse.cz>
PR fortran/77973
* gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
on outer context if any.
2016-10-26 Jakub Jelinek <jakub@redhat.com>
* gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
by increment rather than double it.
(insert_remove_pass): Strip leading whitespace from args[3]. Don't
emit a space before args[4].
(END): Don't emit a space before with_arg.
2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
Baseline only alternatives to (i) hold store atomic success value in a
return register rather than a scratch register, (ii) use a low register
for it and to (iii) ensure the cbranchsi insn generated by the split
respect the constraints of Thumb-1 cbranchsi4_insn and
cbranchsi4_scratch.
* config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
constraints must match those in atomic_compare_and_swap.
(cbranchsi4_scratch): Likewise.
2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
variable. Add the new parameter to the insn generator. Set that
parameter to be CC flag for 32-bit targets, bval otherwise. Set the
return value from the negation of that parameter for Thumb-1, keeping
the logic unchanged otherwise except for using bdst as the destination
register of the compare_and_swap insn.
(arm_split_compare_and_swap): Add explanation about how is the value
returned to the function comment. Rename scratch variable to
neg_bval. Adapt initialization of variables holding operands to the
new operand numbers. Use return register to hold result of store
exclusive for Thumb-1, scratch register otherwise. Construct the
appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
Use gen_cbranchsi4 rather than hand-written conditional branch to loop
for strongly ordered compare_and_swap.
* config/arm/predicates.md (cc_register_operand): New predicate.
* config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
match_operand with the new predicate to accept either the CC flag or a
destination register for the boolean return value, restricting it to
CC flag only via constraint. Adapt operand numbers accordingly.
2016-10-26 Jeff Law <law@redhat.com>
* config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
* config/frv/frv.c (comparison_string): Do not fall through after
an error.
* config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
comment.
(expand_one_builtin): Add missing break.
* config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
(m32c_legitimate_address_p): Likewise.
* config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
* config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
* config/microblaze/microblaze.c (microblaze_function_arg): Adjust
fallthru comment.
* config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
fallthru comment.
* config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
* config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
comment.
(rl78_asm_ctor_dtor): Increase buffer size.
* config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
buffer size.
(xstormy16_asm_output_constructor): Likewise.
* config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
size.
* config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
comment to silence warning.
* config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
(spu_legitimate_address_p): Fix logic error and add missing fallthru
comment.
2016-10-26 Michael Matz <matz@suse.de>
PR tree-optimization/78060
PR tree-optimization/78061
PR tree-optimization/78088
* tree-ssa-loop-split.c (easy_exit_values): New function.
(tree_ssa_split_loops): Use it.
(compute_new_first_bound): Change order of operations,
fix invalid use of types.
2016-10-26 Georg-Johann Lay <avr@gjlay.de>
gen-pass-instances.awk is sensitive to the order in which
passes are added; passes that appear later have to be added first.
PR target/71676
PR target/71678
* config/avr/avr-passes.def: Swap order of directives for
gen-pass-instances.awk.
2016-10-25 Jeff Law <law@redhat.com>
* config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
(vax_notice_update_cc): Likewise.
2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
* config.gcc (sparc*-*-solaris2*): Adjust.
(sparc64-*-linux*): Likewise.
* config/sparc/default-64.h: Rename to...
* config/sparc/default64.h: ...this.
* config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
with TARGET_ARCH64.
(sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
* config/sparc/sparc.h: Minor tweaks.
* config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
TARGET_ARCH32 throughout. Minor various tweaks throughout.
2016-10-25 David Malcolm <dmalcolm@redhat.com>
* input.c (fcache::file_patch): Add comment about lifetime.
(selftest::cpp_reader_ptr): New class.
(selftest::lexer_test): Convert m_parser from cpp_reader *
to a cpp_reader_ptr, and move m_tempfile to after it.
(selftest::lexer_test::lexer_test): Update for above reordering.
(lexer_test::~lexer_test): Move cleanup of m_parser to
cpp_reader_ptr's dtor.
2016-10-25 David Malcolm <dmalcolm@redhat.com>
* toplev.c (toplev::main): Remove call to
location_adhoc_data_fini.
2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
* tree.c (int_fits_type_p): Likewise. Adjust head comment.
2016-10-25 David Malcolm <dmalcolm@redhat.com>
* ggc-tests.c (forcibly_ggc_collect): Rename to...
(selftest::forcibly_ggc_collect): ...this, and remove "static".
(test_basic_struct): Update for above renaming.
(test_length): Likewise.
(test_union): Likewise.
(test_finalization): Likewise.
(test_deletable_global): Likewise.
(test_inheritance): Likewise.
(test_chain_next): Likewise.
(test_user_struct): Likewise.
(test_tree_marking): Likewise.
* selftest-run-tests.c (selftest::run_tests): Call
selftest::forcibly_ggc_collect at the end of the selftests.
* selftest.h (selftest::forcibly_ggc_collect): New decl.
2016-10-25 Jakub Jelinek <jakub@redhat.com>
PR target/78102
* optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
* optabs.c (expand_vec_cond_expr): For comparison codes
EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
(expand_vec_cmp_expr): For comparison codes
EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
* optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
Add enum tree_code argument.
* optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
inline functions.
* optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
fallback.
(expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
NE_EXPR, attempt to use vcondeq_optab as fallback.
* tree-vect-generic.c (expand_vector_comparison,
expand_vector_divmod, expand_vector_condition): Adjust
expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
* tree-vect-stmts.c (vectorizable_condition,
vectorizable_comparison): Likewise.
* tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
check_bool_pattern, search_type_for_mask_1): Likewise.
* expr.c (do_store_flag): Likewise.
* doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
@code{vcondeq@var{m}@var{n}}): Document.
* config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
New expanders.
2016-10-25 Jeff Law <law@redhat.com>
* config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
comment.
(v850_output_aligned_bss): Add missing break.
* config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
2016-10-25 Martin Liska <mliska@suse.cz>
PR sanitizer/78106
* sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
statements as they can also contain possibly a freeing call.
2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
Martin Liska <mliska@suse.cz>
PR ipa/78099
* common.opt: Mark flag_ipa_icf_variables as Optimization flag.
* ipa-icf.c (sem_function::get_hash): Add target optimization
node to hash.
2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
PR target/78041
* config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
Remove partial overlap check for shift by 1.
(ashldi3_neon): Likewise.
2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/constraints.md (Q constraint): Document its use for
Thumb-1.
(Pf constraint): New constraint for relaxed, consume or relaxed memory
models.
* config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
alternatives to allow any register when memory model matches Pf and
thus lda is used, but only low registers otherwise. Use unpredicated
output template for Thumb-1 targets.
(atomic_store<mode>): Likewise for stl.
(arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
whose output template does not have predication.
(arm_load_acquire_exclusive<mode>): Likewise.
(arm_load_exclusivesi): Likewise.
(arm_load_acquire_exclusivesi): Likewise.
(arm_store_release_exclusive<mode>): Likewise.
(arm_store_exclusive<mode>): Use unpredicated output template for
Thumb-1 targets.
2016-10-25 Jakub Jelinek <jakub@redhat.com>
* internal-fn.def (LAUNDER): New internal function.
* internal-fn.c (expand_LAUNDER): New function.
2016-10-25 Georg-Johann Lay <avr@gjlay.de>
Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
New avr target pass to work around performance loss by PR fix.
PR target/71676
PR target/71678
* config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
(*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
* config/avr/predicates.md (extend_operator): New.
* config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
* config/avr/avr-protos.h (avr_casei_sequence_check_operands)
(make_avr_pass_casesi): New prototypes.
* config/avr/avr.c (print-rtl.h): Include it.
(pass_data avr_pass_data_casesi): Data for new pass.
(avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
(make_avr_pass_casesi, avr_parallel_insn_from_insns)
(avr_is_casesi_sequence, avr_casei_sequence_check_operands)
(avr_optimize_casesi): New functions.
2016-10-25 Georg-Johann Lay <avr@gjlay.de>
Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
PR target/71676
PR target/71678
* config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
2016-10-24 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
DW_AT_rvalue_reference attributes.
2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
* doc/invoke.text (Wint-in-bool-context): Update documentation.
* value-prof.c (stringop_block_profile): Fix a warning.
2016-10-24 Martin Sebor <msebor@redhat.com>
PR middle-end/77735
* builtins.c (string_length): New function.
(c_strlen): Use string_length. Correctly handle wide strings.
* gimple-ssa-sprintf.c (target_max_value, target_size_max): New
functions.
(target_int_max): Call target_max_value.
(format_result::knownrange): New data member.
(fmtresult::fmtresult): Define default constructor.
(format_integer): Use it and set format_result::knownrange.
Handle global constants.
(format_floating_max): Add third argument.
(format_floating): Recompute maximum value for %a for each argument.
(get_string_length): Use fmtresult default ctor.
(format_string): Set format_result::knownrange.
(format_directive): Check format_result::knownrange.
(add_bytes): Same. Correct caret placement in diagnostics.
(pass_sprintf_length::compute_format_length): Set
format_result::knownrange.
(pass_sprintf_length::handle_gimple_call): Use target_size_max.
2016-10-24 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
2016-10-24 Ximin Luo <infinity0@pwned.gg>
PR debug/77985
* dwarf2out.c (file_table_relative_p): Remove.
(gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
also for absolute paths.
* doc/tm.texi: Update.
* doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
* target.def (force_at_comp_dir): Remove hook.
* config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
2016-10-24 Richard Biener <rguenther@suse.de>
* tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
backedges when identifying the single predecessor to take
conditional info from. Use SCEV to get at ranges for loop IVs.
* lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
avoid false warning.
2016-10-24 Georg-Johann Lay <avr@gjlay.de>
PR target/78093
* doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
(avr_address_tiny_absdata_p): New static function.
(avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
it to determine validity of constant addresses.
(avr_attribute_table) [absdata]: New variable attribute...
(avr_handle_absdata_attribute): ...and handler.
(avr_decl_absdata_p): New static function.
(avr_encode_section_info) [AVR_TINY]: Use it to add flag
AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
(avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
2016-10-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/78076
* tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
also on the loop tree root.
2016-10-24 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (ix86_fold_builtin): Handle
IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
(ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2016-10-24 Martin Liska <mliska@suse.cz>
PR sanitizer/77966
* opts.c (finish_options): Skip conditionally.
2016-10-23 Martin Sebor <msebor@redhat.com>
PR target/77837
* config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
* config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.md (cpu_feature): Minor tweak.
(enabled): Likewise.
(movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
<code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
2016-10-21 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
integer constants.
* config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
implementer_id to unsigned char.
Change part_no to unsigned int.
(AARCH64_BIG_LITTLE): New define.
(INVALID_IMP): New define.
(INVALID_CORE): New define.
(cpu_data): Change the last element's implementer_id and part_no to
integers.
(valid_bL_string_p): Rewrite to ..
(valid_bL_core_p): this for integers instead of strings.
(parse_field): New function.
(contains_string_p): Rewrite to ...
(contains_core_p): this for integers and only for the part_no.
(host_detect_local_cpu): Rewrite handling of implementation and
par num to be integers; simplifying the code.
2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
value range for pointers in more cases.
2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_add_constant_internal):
Add extra argument to allow emitting the move immediate.
Use add/sub with positive immediate.
(aarch64_add_constant): Add inline function.
(aarch64_add_sp): Likewise.
(aarch64_sub_sp): Likewise.
(aarch64_expand_prologue): Call aarch64_sub_sp.
(aarch64_expand_epilogue): Call aarch64_add_sp.
Decide when to leave out move.
(aarch64_output_mi_thunk): Call aarch64_add_constant.
2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_layout_frame):
Align FP callee-saves.
2016-10-21 Jakub Jelinek <jakub@redhat.com>
* config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
_addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
Formatting fixes.
* config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
_rdseed64_step): Likewise.
* config/i386/tbmintrin.h (__bextri_u32): Likewise.
PR target/78057
* config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
and tree-ssanames.h.
(ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
with INTEGER_CST argument.
(ix86_gimple_fold_builtin): New function.
(TARGET_GIMPLE_FOLD_BUILTIN): Define.
* dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
(ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
(ranges_table_allocated, ranges_table_in_use,
ranges_by_label_allocated, ranges_by_label_in_use,
RANGES_TABLE_INCREMENT): Removed.
(add_ranges_num): Use vec_safe_push into ranges_table.
(add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
(output_ranges): Adjust for ranges_table and ranges_by_label
conversion from arrays to vec.
(add_high_low_attributes, dwarf2out_finish): Adjust for range_table
conversion from arrays to vec.
(dwarf2out_c_finalize): Don't clear ranges_table_allocated,
ranges_table_in_use, ranges_by_label_allocated and
ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
* dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
if needed. Re-add origin_die variable and its initialization.
* gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
even for -fstack-reuse=none, or for volatile vars etc.
2016-10-21 David Malcolm <dmalcolm@redhat.com>
* print-rtl-function.c (flag_compact): Move extern decl to...
* print-rtl.h (flag_compact): ...here.
* rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
(ASSERT_RTL_DUMP_EQ): New macro.
(selftest::test_dumping_regs): New function.
(selftest::test_dumping_insns): New function.
(selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
the insns.
(selftest::rtl_tests_c_tests): Call the new test functions.
2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
(outgoing_edges_match): Likewise.
(try_crossjump_to_edge): Likewise.
* cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
(rtl_tidy_fallthru_edge): Likewise.
* rtl.h (tablejump_p): Adjust prototype.
* rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* rtl.h (label_ref_label): New function.
(set_label_ref_label): New function.
(LABEL_REF_LABEL): Delete.
* alias.c (rtx_equal_for_memref_p): Adjust.
* cfgbuild.c (make_edges): Likewise.
(purge_dead_tablejump_edges): Likewise.
* cfgexpand.c (convert_debug_memory_address): Likewise.
* cfgrtl.c (patch_jump_insn): Likewise.
* combine.c (distribute_notes): Likewise.
* cse.c (hash_rtx_cb): Likewise.
(exp_equiv_p): Likewise.
(fold_rtx): Likewise.
(check_for_label_ref): Likewise.
* cselib.c (rtx_equal_for_cselib_1): Likewise.
(cselib_hash_rtx): Likewise.
* emit-rtl.c (mark_label_nuses): Likewise.
* explow.c (convert_memory_address_addr_space_1): Likewise.
* final.c (output_asm_label): Likewise.
(output_addr_const): Likewise.
* gcse.c (add_label_notes): Likewise.
* genconfig.c (walk_insn_part): Likewise.
* genrecog.c (validate_pattern): Likewise.
* ifcvt.c (cond_exec_get_condition): Likewise.
(noce_emit_store_flag): Likewise.
(noce_get_alt_condition): Likewise.
(noce_get_condition): Likewise.
* jump.c (maybe_propagate_label_ref): Likewise.
(mark_jump_label_1): Likewise.
(redirect_exp_1): Likewise.
(rtx_renumbered_equal_p): Likewise.
* lra-constraints.c (operands_match_p): Likewise.
* print-rtl.c (print_value): Likewise.
* reload.c (find_reloads): Likewise.
* reload1.c (set_label_offsets): Likewise.
* reorg.c (get_branch_condition): Likewise.
* rtl-tests.c (test_uncond_jump): Likewise.
* rtl.c (rtx_equal_p_cb): Likewise.
(rtx_equal_p): Likewise.
* rtlanal.c (reg_mentioned_p): Likewise.
(rtx_referenced_p): Likewise.
(get_condition): Likewise.
* varasm.c (const_hash_1): Likewise.
(compare_constant): Likewise.
(const_rtx_hash_1): Likewise.
(output_constant_pool_1): Likewise.
2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR target/71627
* reload.c (find_valid_class_1): Allow regclass if atleast one
regno in regclass is ok. Compute and use rclass size based on
actually available regnos for mode in rclass.
2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc-modes.def (CCV): New.
(CCXV): Likewise.
* config/sparc/predicates.md (v_comparison_operator): New.
(icc_comparison_operator): Add support for CCV/CCXV.
(xcc_comparison_operator): Likewise.
* config/sparc/sparc.c (output_cbranch): Likewise.
(sparc_print_operand): Likewise.
* config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
(uaddvdi4): New expander.
(addvdi4): Likewise.
(uaddvdi4_sp32): New instruction.
(addvdi4_sp32): Likewise.
(uaddvsi4): New expander.
(addvsi4): Likewise.
(cmp_ccc_plus_sltu_set): New instruction.
(cmp_ccv_plus): Likewise.
(cmp_ccxv_plus): Likewise.
(cmp_ccv_plus_set): Likewise.
(cmp_ccxv_plus_set): Likewise.
(cmp_ccv_plus_sltu_set): Likewise.
(uaddvdi4): New expander.
(subvdi4): Likewise.
(usubdi4_sp32): New instruction.
(subvdi4_sp32): Likewise.
(usubvsi4): New expander.
(subvsi4): Likewise.
(cmpsi_minus_sltu_set): New instruction.
(cmp_ccv_minus): Likewise.
(cmp_ccxv_minus): Likewise.
(cmp_ccv_minus_set): Likewise.
(cmp_ccxv_minus_set): Likewise.
(cmp_ccv_minus_sltu_set): Likewise.
(unegvdi3): New expander.
(negvdi3): Likewise.
(unegdi3_sp32): New instruction.
(negvdi3_sp32): Likewise.
(unegvsi3): New expander.
(negvsi3): Likewise.
(cmp_ccc_neg_sltu_set): New instruction.
(cmp_ccv_neg): Likewise.
(cmp_ccxv_neg): Likewise.
(cmp_ccv_neg_set): Likewise.
(cmp_ccxv_neg_set): Likewise.
(cmp_ccv_neg_sltu_set): Likewise.
* tree-ssa-loop-split.c: Remove trailing spaces.
* match.pd: Likewise.
2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/78038
* ree.c (get_defs): Return NULL if a defining insn for REG cannot
be deduced to set REG through the RTL structure.
(make_defs_and_copies_lists): Return false on a failing get_defs call.
2016-10-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/78051
* tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
and mark replaced if folding did something.
2016-10-21 David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
and "protected" in visibility types.
(rs6000_xcoff_declare_function_name): Fix formatting.
(rs6000_xcoff_declare_object_name): Fix formatting.
2016-10-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
and IX86_BUILTIN_HUGE_VALQ here ...
(ix86_expand_builtin): ... not here.
2016-10-20 Jakub Jelinek <jakub@redhat.com>
* doc/gty.texi (for_user): Use @item next to @findex.
2016-10-20 Uros Bizjak <ubizjak@gmail.com>
PR target/78037
* config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
(__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
(__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
* config/i386/lzcntintrin.h (__lzcnt_u16): Call
__builtin_ia32_lzcnt_u16.
(__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
(__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
* config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
(ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
(bmi_tzcnt_<mode>): New expander.
(*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
(*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
(clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
(lzcnt_<mode>): New expander.
(*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
(*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
* config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
(UINT64_FTYPE_UINT64): New.
* config/i386/i386-builtin.def (__builtin_clzs): Remove description.
(__builtin_ia32_lzcnt_u16): New description.
(__builtin_ia32_lzcnt_u32): Ditto.
(__builtin_ia32_lzcnt_u64): Ditto.
(__builtin_ctzs): Remove description.
(__builtin_ia32_tzcnt_u16): New description.
(__builtin_ia32_tzcnt_u32): Ditto.
(__builtin_ia32_tzcnt_u64): Ditto.
* config/i386/i386.c (ix86_expand_args_builtin): Handle
UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
2016-10-20 Martin Liska <mliska@suse.cz>
PR lto/78049
* lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
comparison with STMT_UID_NOT_IN_RANGE.
(fixup_call_stmt_edges): Do not fixup edges of a thunk in
LTRANS.
2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
* compare-elim.c (conforming_compare): Accept UNSPECs.
(find_comparison_dom_walker::before_dom_children): Deal with
instructions both using and killing the flags register.
(equivalent_reg_at_start): New function extracted from...
(try_eliminate_compare): ...here. Use it and add support for
registers and UNSPECs as second operand of the compare.
* config/visium/visium-modes.def (CCV): New.
* config/visium/predicates.md (visium_v_comparison_operator): New.
(visium_branch_operator): Deal with CCV mode.
* config/visium/visium.c (visium_select_cc_mode): Likewise.
(output_cbranch): Likewise.
* config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
(uaddv<mode>4): New expander.
(addv<mode>4): Likewise.
(add<mode>3_insn_set_carry): New instruction.
(add<mode>3_insn_set_overflow): Likewise.
(addsi3_insn_set_overflow): Likewise.
(usubv<mode>4): New expander.
(subv<mode>4): Likewise.
(sub<mode>3_insn_set_carry): New instruction.
(sub<mode>3_insn_set_overflow): Likewise.
(subsi3_insn_set_overflow): Likewise.
(unegv<mode>3): New expander.
(negv<mode>3): Likewise.
(neg<mode>2_insn_set_overflow): New instruction.
(addv_tst<mode>): Likewise.
(subv_tst<mode>): Likewise.
(negv_tst<mode>): Likewise.
(cbranch<mode>4_addv_insn): New splitter and instruction.
(cbranch<mode>4_subv_insn): Likewise.
(cbranch<mode>4_negv_insn): Likewise.
2016-10-20 Richard Biener <rguenther@suse.de>
* tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
Handle decls possibly not bound.
* tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
nothing_id for decls that might not be bound if we are interested
for the address.
(get_constraint_for_component_ref): Deal with that.
2016-10-20 Michael Matz <matz@suse.de>
Loop splitting.
* common.opt (-fsplit-loops): New flag.
* passes.def (pass_loop_split): Add.
* opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
(enable_fdo_optimizations): Add loop splitting.
* timevar.def (TV_LOOP_SPLIT): Add.
* tree-pass.h (make_pass_loop_split): Declare.
* tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
* tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
* tree-ssa-loop-split.c: New file.
* Makefile.in (OBJS): Add tree-ssa-loop-split.o.
* doc/invoke.texi (fsplit-loops): Document.
* doc/passes.texi (Loop optimization): Add paragraph about loop
splitting.
2016-10-20 Richard Biener <rguenther@suse.de>
* cgraphunit.c (analyze_functions): Set node->definition to
false to signal symbol removal to debug_hooks->late_global_decl.
* ipa.c (symbol_table::remove_unreachable_nodes): When not in
WPA signal symbol removal to the debuginfo machinery.
* dwarf2out.c (dwarf2out_late_global_decl): Instead of
using early_finised to guard the we're called for symbol
removal case look at the symtabs definition flag.
(gen_variable_die): Remove redundant check.
2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.md ("prefetch"): Add fallthrough comment.
2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR tree-optimization/53979
* match.pd ((a ^ b) | a -> a | b): New pattern.
2016-10-19 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
config/pa/pa64-hpux-lib.h.
(PA_CRTBEGIN_HACK): Likewise.
(DTOR_LIST_BEGIN): Likewise.
2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
register only if "in" and "out" are different registers.
2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
* omp-low.c (pass_oacc_device_lower::gate): New method.
(execute): Always call execute_oacc_device_lower.
2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77916
PR tree-optimization/77937
* gimple-ssa-strength-reduction.c (analyze_increments): Remove
stopgap fix.
(insert_initializers): Requirement of initializer for -1 should be
based on pointer-typedness of the candidate basis.
2016-10-19 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/78005
* tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
upper (included) bound for niters of prolog loop.
(vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
Compute niters of scalar loop above which vectorized loop is
preferred, as well as the upper (included) bound for the niters.
(vect_do_peeling): Record niter bound for loops accordingly.
2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
PR lto/77458
* tree-core.h (enum tree_index): Put the complex types after their
component types.
* tree-streamer.c (verify_common_node_recorded): New function.
(preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
2016-10-19 Martin Liska <mliska@suse.cz>
* cgraph.h (cgraph_edge::binds_to_current_def_p):
Replace NULL with false as a return value.
2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
PR tree-optimization/78024
* omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
don't clear BB_VISITED after processing.
2016-10-19 Richard Biener <rguenther@suse.de>
* domwalk.c (dom_walker::walk): Use RPO order.
2016-10-19 Richard Biener <rguenther@suse.de>
* tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
stmts_to_remove.
(evrp_dom_walker::~evrp_dom_walker): Free it.
(evrp_dom_walker::stmts_to_remove): Add.
(evrp_dom_walker::before_dom_children): Mark PHIs and stmts
whose output we fully propagate for removal. Propagate
into BB destination PHI arguments.
(execute_early_vrp): Remove queued stmts. Dump value ranges
before stmt removal.
2016-10-18 Aldy Hernandez <aldyh@redhat.com>
* Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
* passes.def: Add two instances of pass_walloca.
* tree-pass.h (make_pass_walloca): New.
* gimple-ssa-warn-alloca.c: New file.
* doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
-Wvla-larger-than= options.
2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
* cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
* config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.h (vec_xl_len): New macro.
(vec_xst_len): New macro.
(vec_cmpnez): New macro.
(vec_cntlz_lsbb): New macro.
(vec_cnttz_lsbb): New macro.
(vec_xlx): New macro.
(vec_xrx): New macro.
(vec_all_nez): New C++ predicate template.
(vec_any_eqz): New C++ predicate template.
(vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
conditional compilation.
(vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
conditional compilation.
(vec_all_nez): New macro.
(vec_any_eqz): New macro.
(vec_all_ne): Revised macro under _ARCH_PWR9 conditional
compilation.
(vec_any_eq): Revised macro under _ARCH_PWR9 conditional
compilation.
* config/rs6000/vector.md (VI): Moved this mode iterator
definition from altivec.md to vector.md.
(UNSPEC_NEZ_P): New value.
(vector_ne_<mode>_p): New expansion for implementation of
vec_all_ne and vec_any_eq built-in functions.
(vector_nez_<mode>_p): New expansion for implementation of
vec_all_nez and vec_any_eqz built-in functions.
(vector_ne_v2di_p): New expansion for implementation of vec_all_ne
and vec_any_eq built-in function.
(cr6_test_for_zero): New commentary to explain this expansion.
(cr6_test_for_zero_reverse): New commentary to explain this expansion.
(cr6_test_for_lt): New commentary to explain this expansion.
(cr6_test_for_lt_reverse): New commentary to explain this
expansion.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded function prototypes for vec_all_ne, vec_all_nez,
vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
built-in functions.
(altivec_resolve_overloaded_builtin): Modify the handling of
ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
the compiler is configured to support TARGET_P9_VECTOR.
* config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
to explain the special processing that is given to predicate
built-ins introduced using this macro.
(BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
the special processing given to predicate built-ins introduced
using this macro.
(BU_VSX_P): Likewise.
(BU_P8V_AV_P): Likewise.
(BU_P9V_AV_P): Likewise.
(BU_P9V_AV_X): New macro.
(BU_P9V_64BIT_AV_X): New macro.
(BU_P9V_VSX_3): New macro.
(BU_P9V_OVERLOAD_P): New macro.
(LXVL): New BU_P9V_64BIT_VSX_2.
(VEXTUBLX): New BU_P9V_AV_2.
(VEXTUBRX): Likewise.
(VEXTUHLX): Likewise.
(VEXTUHRX): Likewise.
(VEXTUWLX): Likewise.
(VEXTUWRX): Likewise.
(STXVL): New BU_P9V_64BIT_AV_X.
(VCLZLSBB): New BU_P9V_AV_1.
(VCTZLSBB): Likewise.
(CMPNEB): New BU_P9V_AV_2.
(CMPNEH): Likewise.
(CMPNEW): Likewise.
(CMPNEF): Likewise.
(CMPNED): Likewise.
(VCMPNEB_P): New BU_P9V_AV_P.
(VCMPNEH_P): Likewise.
(VCMPNEW_P): Likewise.
(VCMPNED_P): Likewise.
(VCMPNEFP_P): Likewise.
(VCMPNEDP_P): Likewise.
(CMPNEZB): New BU_P9V_AV_2.
(CMPNEZH): Likewise.
(CMPNEZW): Likewise.
(VCMPNEZB_P): New BU_P9V_AV_P.
(VCMPNEZH_P): Likewise.
(VCMPNEZW_P): Likewise.
(LXVL): New BU_P9V_OVERLOAD_2.
(STXVL): New BU_P9V_OVERLOAD_3.
(VEXTULX): New BU_P9V_OVERLOAD_2.
(VEXTURX): Likewise.
(CMPNEZ): Likewise.
(VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
(VCMPNE_P): Likewise.
(VCLZLSBB): New BU_P9V_OVERLOAD_1.
(VCTZLSBB): Likewise.
* config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
comment to explain mode used for scratch register.
(altivec_expand_stxvl_builtin): New function.
(altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
(altivec_init_builtins): Add initialized variable
void_ftype_v16qi_pvoid_long and use this type to define the
built-in function __builtin_altivec_stxvl.
* config/rs6000/vsx.md (UNSPEC_LXVL): New value.
(UNSPEC_STXVL): New value.
(UNSPEC_VCLZLSBB): New value.
(UNSPEC_VCTZLSBB): New value.
(UNSPEC_VEXTUBLX): New value.
(UNSPEC_VEXTUHLX): New value.
(UNSPEC_VEXTUWLX): New value.
(UNSPEC_VEXTUBRX): New value.
(UNSPEC_VEXTUHRX): New value.
(UNSPEC_VEXTUWRX): New value.
(UNSPEC_VCMPNEB): New value.
(UNSPEC_VCMPNEZB): New value.
(UNSPEC_VCMPNEH): New value.
(UNSPEC_VCMPNEZH): New value.
(UNSPEC_VCMPNEW): New value.
(UNSPEC_VCMPNEZW): New value.
(*vsx_ne_<mode>_p): New insn for vector test all not equal with
vector of integer modes.
(*vsx_ne_<mode>_p): New insn for vector test all not equal with
vector of float or double modes.
(*vector_nez_<mode>_p): New insn for vector test all not equal or
zero.
(lxvl): New expand for load VSX vector with length.
(*lxvl): New insn for load VSX vector with length.
(stxvl): New expand for store VSX vector with length.
(*stxvl): New insn for store VSX vector with length.
(vcmpneb): New insn for vector of byte compare not equal.
(vcmpnezb): New insn for vector of byte compare not equal or zero.
(vcmpneh): New insn for vector of half word compare not equal.
(vcmpnezh): New insn for vector of half word compare not equal or
zero.
(vcmpnew): New insn for vector of word compare not equal.
(vcmpne<VSs>): New insn for vector of float or double compare not
equal.
(vcmpnezw): New insn for vector of word compare not equal or zero.
(vclzlsbb): New insn for vector count leading zero
least-significant bits byte.
(vctzlsbb): New insn for vector count trailing zero least
signficant bits byte.
(vextublx): New insn for vector extract unsigned byte left
indexed.
(vextubrx): New insn for vector extract unsigned byte right
indexed.
(vextuhlx): New insn for vector extract unsigned half word left
indexed.
(vextuhrx): New insn for vector extract unsigned half word right
indexed.
(vextuwlx): New insn for vector extract unsigned word left
indexed.
(vextuwrx): New insn for vector extract unsigned word right
indexed.
* config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
clarify intent of this constant.
* config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
* doc/extend.texi (PowerPC Altivec Built-in Functions): Add
documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
and vec_xrx functions.
2016-10-18 Andrew Pinski <apinski@cavium.com>
PR tree-opt/65950
* predict.c (is_exit_with_zero_arg): New function.
(tree_bb_level_predictions): Don't consider paths leading to exit(0)
as nottaken.
2016-10-18 Uros Bizjak <ubizjak@gmail.com>
PR target/77991
* config/i386/i386.c (legitimize_tls_address)
<case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
convert dest to Pmode if different than Pmode.
2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77916
* gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
stopgap fix, as pointers with -1 increment are still broken.
2016-10-18 David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
mapping class decoration from here...
(rs6000_xcoff_encode_section): ...to here.
(rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
if shrink-wrapping and optimizing for speed.
2016-10-18 Richard Biener <rguenther@suse.de>
* tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
not visited but non-executable predecessors. Return taken edge.
Simplify conditions and refactor propagation vs. folding step.
2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
{SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
(rs6000_get_separate_components): Assert we do not have those
strategies selected.
2016-10-18 Richard Biener <rguenther@suse.de>
* tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
* tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
clearing.
(substitute_and_fold_dom_walker): Adjust constructor.
(substitute_and_fold_dom_walker::before_dom_children): Remove
do_dce flag and handling (always true).
(substitute_and_fold): Likewise.
* tree-vrp.c (vrp_finalize): Adjust.
(execute_early_vrp): Remove final BB_VISITED clearing.
* tree-ssa-ccp.c (ccp_finalize): Adjust.
* tree-ssa-copy.c (fini_copy_prop): Likewise.
* ira.c (ira): Call clear_bb_flags.
2016-10-18 Richard Biener <rguenther@suse.de>
* genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
get at the operand to look at with TREE_OPERAND for generic
sub-nodes.
2016-10-18 David Malcolm <dmalcolm@redhat.com>
* genattrtab.c (attr_string): Use rtx_reader_ptr for call to
copy_md_ptr_loc.
(gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
(write_test_expr): Use rtx_reader_ptr for calls to
fprint_c_condition.
(write_attr_value): Likewise.
* genconditions.c (write_one_condition): Use rtx_reader_ptr for
call to print_md_ptr_loc.
(write_one_condition): Likewise for calls to print_c_condition.
* genconstants.c: Include "statistics.h" and "vec.h".
(main): Update for conversion to member functions.
* genemit.c (emit_c_code): Use rtx_reader_ptr for
call to print_md_ptr_loc.
* genenums.c: Include "statistics.h" and "vec.h".
(main): Update for conversion of traverse_enum_types to a method.
* genmddeps.c: Include "statistics.h" and "vec.h".
* genoutput.c (process_template): Use rtx_reader_ptr for call to
print_md_ptr_loc.
* genpreds.c (write_predicate_subfunction): Likewise.
(write_predicate_expr): Likewise for calls to print_c_condition.
* genrecog.c (print_test): Likewise.
* gensupport.c (process_rtx): Likewise for calls to
copy_md_ptr_loc and join_c_conditions.
(alter_test_for_insn): Likewise for call to join_c_conditions.
(process_substs_on_one_elem): Likewise.
(gen_mnemonic_setattr): Update for move of string_obstack to a
field of rtx_reader.
(mnemonic_htab_callback): Likewise. Fix formatting.
(gen_mnemonic_attr): Likewise.
* gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
to print_c_condition.
* read-md.c: Include "statistics.h" and "vec.h".
(string_obstack): Convert this global to field "m_string_obstack"
of class rtx_reader.
(ptr_locs): Likewise, as "m_ptr_locs".
(ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
(joined_conditions): Likewise, as "m_joined_conditions".
(joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
(md_constants): Likewise, as "m_md_constants".
(enum_types): Likewise, as "m_enum_types".
(set_md_ptr_loc): Convert to...
(rtx_reader::set_md_ptr_loc): ...member function.
(get_md_ptr_loc): Convert to...
(rtx_reader::get_md_ptr_loc): ...member function.
(copy_md_ptr_loc): Convert to...
(rtx_reader::copy_md_ptr_loc): ...member function.
(fprint_md_ptr_loc): Convert to...
(rtx_reader::fprint_md_ptr_loc): ...member function.
(print_md_ptr_loc): Convert to...
(rtx_reader::print_md_ptr_loc): ...member function.
(join_c_conditions): Convert to...
(rtx_reader::join_c_conditions): ...member function.
(fprint_c_condition): Convert to...
(rtx_reader::fprint_c_condition): ...member function.
(print_c_condition): Convert to...
(rtx_reader::print_c_condition): ...member function.
(read_name): Convert to...
(rtx_reader::read_name): ...member function.
(read_escape): Convert to...
(rtx_reader::read_escape): ...member function.
(read_quoted_string): Convert to...
(rtx_reader::read_quoted_string): ...member function.
(read_braced_string): Convert to...
(rtx_reader::read_braced_string): ...member function.
(read_string): Convert to...
(rtx_reader::read_string): ...member function.
(read_skip_construct): Convert to...
(rtx_reader::read_skip_construct): ...member function.
(handle_constants): Convert to...
(rtx_reader::handle_constants): ...member function.
(traverse_md_constants): Convert to...
(rtx_reader::traverse_md_constants): ...member function.
(handle_enum): Convert to...
(rtx_reader::handle_enum): ...member function.
(lookup_enum_type): Convert to...
(rtx_reader::lookup_enum_type): ...member function.
(traverse_enum_types): Convert to...
(rtx_reader::traverse_enum_types): ...member function.
(rtx_reader::rtx_reader): Move initializations
of various former global data from rtx_reader::read_md_files to
here, as fields, along with the call to unlock_std_streams.
(rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
the new fields.
(rtx_reader::read_md_files): Move initializations of various
global data from here to the ctor.
* read-md.h (read_name): Convert to...
(rtx_reader::read_name): ...member function.
(rtx_reader::read_escape): New method decl.
(read_quoted_string): Convert to...
(rtx_reader::read_quoted_string): ...member function.
(rtx_reader::read_braced_string): New method decl.
(read_string): Convert to...
(rtx_reader::read_string): ...member function.
(rtx_reader::read_skip_construct): New method decl.
(rtx_reader::set_md_ptr_loc): New method decl.
(rtx_reader::get_md_ptr_loc): New method decl.
(copy_md_ptr_loc): Convert to...
(rtx_reader::copy_md_ptr_loc): ...member function.
(fprint_md_ptr_loc): Convert to...
(rtx_reader::fprint_md_ptr_loc): ...member function.
(print_md_ptr_loc): Convert to...
(rtx_reader::print_md_ptr_loc): ...member function.
(rtx_reader::lookup_enum_type): New method decl.
(rtx_reader::traverse_enum_types): New method decl.
(rtx_reader::handle_constants): New method decl.
(traverse_md_constants): Convert to...
(rtx_reader::traverse_md_constants): ...member function.
(rtx_reader::handle_enum): New method decl.
(rtx_reader::join_c_conditions): New method decl.
(fprint_c_condition): Convert to...
(rtx_reader::fprint_c_condition): ...member function.
(print_c_condition): Convert to...
(rtx_reader::print_c_condition): ...member function.
(rtx_reader::apply_iterator_to_string): New method decl.
(rtx_reader::copy_rtx_for_iterators): New method decl.
(rtx_reader::read_conditions): New method decl.
(rtx_reader::record_potential_iterator_use): New method decl.
(rtx_reader::read_mapping): New method decl.
(rtx_reader::read_rtx): New method decl.
(rtx_reader::read_rtx_code): New method decl.
(rtx_reader::read_rtx_operand): New method decl.
(rtx_reader::read_nested_rtx): New method decl.
(rtx_reader::read_rtx_variadic): New method decl.
(rtx_reader::get_string_obstack): New method.
(rtx_reader::get_md_constants): New method.
(string_obstack): Convert global variable decl to...
(rtx_reader::m_string_obstack): ...this new field.
(rtx_reader::m_ptr_locs): New field.
(rtx_reader::m_ptr_loc_obstack): New field.
(rtx_reader::m_joined_conditions): New field.
(rtx_reader::m_joined_conditions_obstack): New field.
(rtx_reader::m_md_constants): New field.
(rtx_reader::m_enum_types): New field.
* read-rtl.c (apply_iterator_to_string): Convert to...
(rtx_reader::apply_iterator_to_string): ...member function.
(copy_rtx_for_iterators): Convert to...
(rtx_reader::copy_rtx_for_iterators): ...member function.
(add_condition_to_string): Use rtx_reader_ptr for
calls join_c_conditions.
(apply_iterators): Use rtx_reader_ptr for calls to
join_c_conditions and copy_rtx_for_iterators.
(read_conditions): Convert to...
(rtx_reader::read_conditions): ...member function.
(record_potential_iterator_use): Convert to...
(rtx_reader::record_potential_iterator_use): ...member function.
(read_mapping): Convert to...
(rtx_reader::read_mapping): ...member function.
(read_subst_mapping): Use rtx_reader_ptr for read_string call.
(read_rtx): Convert to...
(rtx_reader::read_rtx): ...member function.
(read_rtx_code): Convert to...
(rtx_reader::read_rtx_code): ...member function.
(read_rtx_operand): Convert to...
(rtx_reader::read_rtx_operand): ...member function. Update for move
of string_obstack to a field.
(read_nested_rtx): Convert to..
(rtx_reader::read_nested_rtx): ...member function.
(read_rtx_variadic): Convert to..
(rtx_reader::read_rtx_variadic): ...member function.
2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (get_value_range): Check get_ptr_nonnull.
2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
* ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
for pointer type too.
(ipcp_update_vr): set_ptr_nonnull for pointer.
2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
pt_solution_singleton_p.
* tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
pt_solution_singleton_or_null_p from pt_solution_singleton_p.
* tree-ssa-structalias.c (find_what_p_points_to): Preserve
pointer nonnull computed by VRP.
Also Conservatively set pt.null to 1.
(pt_solution_reset): Conservatively set pt.null to 1.
(pt_solution_singleton_or_null_p): Renamed from
pt_solution_singleton_p.
* tree-ssanames.h (set_ptr_nonnull): Declare.
(get_ptr_nonnull): Likewise.
* tree-ssanames.c (set_ptr_nonnull): New.
(get_ptr_nonnull): Likewise.
* tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
(evrp_dom_walker::before_dom_children): Likewise.
2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
* config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
* config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
* config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
* config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
* config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
(rs6000_option_override_internal): Clear it if ABI_AIX.
* config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
* config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* gimple-ssa-strength-reduction.c (record_increment): Remove
garbage comment.
2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
* expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
that the result is non-zero if it is true.
(maybe_expand_shift): New wrapper around expand_shift_1.
(emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77916
* gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
Don't allow a MINUS_EXPR for pointer arithmetic for either known
or unknown strides.
(record_increment): Increments of -1 for unknown strides just use
a multiply initializer like other negative values.
(analyze_increments): Remove stopgap solution for -1 increment
applied to pointer arithmetic.
2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
* dominance.c (dom_info::dom_info): Add new constructor for region
which is vector of basic blocks.
(dom_init): New method to initialize members common for both
constructors.
(dom_info::dom_info): Invoke dom_init for partial initialization.
(dom_info::get_idom): Add check to corner cases on basic blocks which
are not in region.
(dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
to detect unreachable bbs.
(dom_info::calc_idoms): Likewise.
(compute_dom_fast_query_in_region): New function.
(calculate_dominance_info_for_region): Likewise.
(free_dominance_info_for_region): Likewise.
* dominance.h: Add prototypes for introduced region-based functions
* tree-if-conv.c (build_region): New function.
(if_convertible_loop_p_1): Invoke local version of post-dominators
calculation before basic block predication with subsequent freeing
post-dominator info.
(tree_if_conversion): Remove free of post-dominator info
(pass_if_conversion::execute): Delete detection of infinite loops
and fake edges to exit block since post-dominator calculation is
performed per if-converted loop only.
2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR target/77308
* config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
register explicitly.
* config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
optimizing for size.
2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c: Delete inclusion of
cortex-a57-fma-steering.h.
(aarch64_override_options): Delete call
to aarch64_register_fma_steering.
* config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
* config/aarch64/cortex-a57-fma-steering.h: Delete.
* config/aarch64/aarch64-passes.def: New file.
* config/aarch64/cortex-a57-fma-steering.c
(aarch64_register_fma_steering): Delete definition.
(make_pass_fma_steering): Remove static qualifier.
* config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
(cortex-a57-fma-steering.o): Remove dependency on
cortex-a57-fma-steering.h.
2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
* explow.c (validize_mem): Do not modify the argument in-place.
2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
* tree-streamer.c (record_common_node): Explicitly list expected
tree codes.
2016-10-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/77988
* tree-vrp.c (remove_range_assertions): Use replace_uses_by.
2016-10-17 Marek Polacek <polacek@redhat.com>
* Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
2016-10-17 Richard Biener <rguenther@suse.de>
* bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
before using it.
2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR tree-optimization/71636
* match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
2016-10-17 Richard Biener <rguenther@suse.de>
* gimplify.c (gimplify_function_tree): Do not move the outer
binds block.
2016-10-17 Jakub Jelinek <jakub@redhat.com>
* langhooks.h (struct lang_hooks_for_decls): Remove
function_decl_explicit_p, function_decl_deleted_p and
function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
* langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
(LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
LANG_HOOKS_FUNCTION_DECL_DELETED_P,
LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
(LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
(LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
LANG_HOOKS_FUNCTION_DECL_DELETED_P and
LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
* langhooks.c (lhd_decl_dwarf_attribute): New function.
* dwarf2out.c (gen_subprogram_die): Use
lang_hooks.decls.decl_dwarf_attribute instead of
lang_hooks.decls.function_decl_*.
2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
PR ada/37139
PR ada/67205
* common.opt (-ftrampolines): New option.
* doc/invoke.texi (Code Gen Options): Document it.
* doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
* doc/tm.texi: Regenerate.
* builtins.def: Add init_descriptor and adjust_descriptor.
* builtins.c (expand_builtin_init_trampoline): Do not issue a warning
on platforms with descriptors.
(expand_builtin_init_descriptor): New function.
(expand_builtin_adjust_descriptor): Likewise.
(expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
<BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
* calls.c (prepare_call_address): Remove SIBCALLP parameter and add
FLAGS parameter. Deal with indirect calls by descriptor and adjust.
Set STATIC_CHAIN_REG_P on the static chain register, if any.
(call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
(expand_call): Likewise. Move around call to prepare_call_address
and pass all flags to it.
* cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
* gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
(gimple_call_set_by_descriptor): New setter.
(gimple_call_by_descriptor_p): New getter.
* gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
(gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
* langhooks.h (struct lang_hooks): Add custom_function_descriptors.
* langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
* rtl.h (STATIC_CHAIN_REG_P): New macro.
* rtlanal.c (find_first_parameter_load): Skip static chain registers.
* target.def (custom_function_descriptors): New POD hook.
* tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
(CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
* tree-core.h (ECF_BY_DESCRIPTOR): New mask.
Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
* tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
(build_common_builtin_nodes): Initialize init_descriptor and
adjust_descriptor.
* tree-nested.c: Include target.h.
(struct nesting_info): Add 'any_descr_created' field.
(get_descriptor_type): New function.
(lookup_element_for_decl): New function extracted from...
(create_field_for_decl): Likewise.
(lookup_tramp_for_decl): ...here. Adjust.
(lookup_descr_for_decl): New function.
(convert_tramp_reference_op): Deal with descriptors.
(build_init_call_stmt): New function extracted from...
(finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
* defaults.h (FUNCTION_ALIGNMENT): Define.
(TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
* config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
* config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
* config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
* config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
constants in CONST_VECTORs.
2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
register as destination of bmask.
(vector_init_bshuffle): Likewise.
* config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
(bmaskdi_vis): Enable only in 64-bit mode.
2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
make LR a separately shrink-wrapped component unless savres_strategy
contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
wrapping when not both {SAVE,REST}_INLINE_GPRS.
2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
* optabs.c (expand_parity): Fix mode mismatch, add final conversion
and keep looping on failure.
2016-10-14 David Malcolm <dmalcolm@redhat.com>
* print-rtl-function.c (print_edge): Omit "(flags)" when none are
set.
(print_rtx_function): Update example in comment for...
* print-rtl.c (print_rtx_operand_code_r): In compact mode, print
non-virtual pseudos with a '%' sigil followed by the regno, offset
by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
pseudo is dumped as "%0".
2016-10-14 Jakub Jelinek <jakub@redhat.com>
PR middle-end/77959
* expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
return a MEM.
2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc-passes.def: New file.
* config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
* config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
* config/sparc/sparc.c (sparc_option_override): Don't register passes.
2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
* loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
loop peel to loops with exit test at the beginning.
2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
PR rtl-optimization/68212
* cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
frequency when computing scale factor for peeled copies.
* loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
values for switch/peel blocks/edges.
2016-10-14 Pedro Alves <palves@redhat.com>
* coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
2016-10-14 Catherine Moore <clm@codesourcery.com>
* config/mips/mips.c (mips_prepare_pch_save): Initialize
micromips_globals to zero.
2016-10-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/77979
* tree-vrp.c (compare_name_with_value): Handle released SSA names
in the equivalency sets.
(compare_names): Likewise.
2016-10-14 Martin Liska <mliska@suse.cz>
* builtins.h(target_char_cst_p): Declare the function.
* builtins.c (fold_builtin_memchr): Remove.
(target_char_cst_p): Move the function from gimple-fold.c.
(fold_builtin_3): Do not call the function.
* gimple-fold.c (gimple_fold_builtin_memchr): New function.
(gimple_fold_builtin): Call the function.
* fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
2016-10-14 Martin Liska <mliska@suse.cz>
* builtins.c (fold_builtin_strcmp): Remove function.
(fold_builtin_strncmp): Likewise.
(fold_builtin_2): Remove call of the function.
(fold_builtin_3): Likewise.
* fold-const-call.c (fold_const_call): Add constant folding
for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
* fold-const-call.h (build_cmp_result): Declare the function.
* gimple-fold.c (gimple_load_first_char): New function.
(gimple_fold_builtin_string_compare): Likewise.
(gimple_fold_builtin): Call the function.
2016-10-14 Nathan Sidwell <nathan@acm.org>
* gcov-io.c (gcov_open): Deconstify 'mode'.
2016-10-14 Martin Liska <mliska@suse.cz>
* fold-const.c (c_getstr): Support of properly \0-terminated
string constants. New argument is added.
* fold-const.h: New argument is added.
2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
New function.
(aarch64_print_hint_for_core): Likewise.
(aarch64_print_hint_for_arch): Likewise.
(aarch64_validate_march): Use it. Fix indentation in type signature.
(aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
(aarch64_validate_mtune): Likewise.
(aarch64_handle_attr_arch): Likewise.
(aarch64_handle_attr_cpu): Likewise.
(aarch64_handle_attr_tune): Likewise.
2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
and udivmod_optab.
2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
* config/m68k/m68k.c (m68k_option_override): Check
opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
instead of stack_limit_rtx.
2016-10-13 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (gen_member_die): Handle inline static data member
definitions.
2016-10-13 Nathan Sidwell <nathan@acm.org>
* gcov-io.c (gcov_open): Fix documentation. Simplify setting
gcov_var.mode. Remove unnecessary fstat.
2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
PR bootstrap/77962
* function.c (thread_prologue_and_epilogue_insns): Call all
make_*logue_seq in the same order as traditional. Call them
all a second time if shrink_wrapped_separate.
2016-10-13 Marek Polacek <polacek@redhat.com>
* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
use -Wno-error.
2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77937
* gimple-ssa-strength-reduction.c (analyze_increments): Set cost
to infinite when we have a pointer with an increment of -1.
2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
* coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
into ...
* memmodel.h: This file.
* alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
compare-elim.c, config/aarch64/aarch64-builtins.c,
config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
config/darwin.c, config/epiphany/epiphany.c,
config/epiphany/mode-switch-use.c,
config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
config/m68k/m68k.c, config/mcore/mcore.c,
config/microblaze/microblaze.c, config/mmix/mmix.c,
config/mn10300/mn10300.c, config/moxie/moxie.c,
config/msp430/msp430.c, config/nds32/nds32-cost.c,
config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
config/nds32/nds32-memory-manipulation.c,
config/nds32/nds32-predicates.c, config/nds32/nds32.c,
config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
config/stormy16/stormy16.c, config/tilegx/tilegx.c,
config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
var-tracking.c, varasm.c: Include memmodel.h.
* genattrtab.c (write_header): Include memmodel.h in generated file.
* genautomata.c (main): Likewise.
* gengtype.c (open_base_files): Likewise.
* genopinit.c (main): Likewise.
* genconditions.c (write_header): Include memmodel.h earlier in
generated file.
* genemit.c (main): Likewise.
* genoutput.c (output_prologue): Likewise.
* genpeep.c (main): Likewise.
* genpreds.c (write_insn_preds_c): Likewise.
* genrecog.c (write_header): Likewise.
* Makefile.in (PLUGIN_HEADERS): Include memmodel.h
2016-10-13 David Malcolm <dmalcolm@redhat.com>
* function-tests.c (selftest::test_expansion_to_rtl): Add "true"
for new "compact" param of print_rtx_function. Check for "cinsn"
rather than "insn".
* print-rtl-function.c (flag_compact): New decl.
(print_rtx_function): Add param "compact" and use it to set
flag_compact, adding a description of the effect to the leading
comment, and updating the example output.
* print-rtl.c (flag_compact): New variable.
(print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
mode.
(print_rtx_operand_code_i): When printing source locations, wrap
xloc.file in quotes. Don't print INSN_CODEs in compact mode.
(print_rtx_operand_code_r): Don't print regnos for hard regs and
virtuals in compact mode.
(print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
apart from in LABEL_REFs.
(print_rtx_operand): In case 'w', don't print in hex in compact mode.
Don't print basic block ids in compact mode.
(print_rtx): In compact mode, prefix the code of insns with "c",
only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
* print-rtl.h (print_rtx_function): Add "compact" param.
2016-10-13 Richard Earnshaw <rearnsha@arm.com>
* arm.h (TARGET_VFP): Delete.
(TARGET_VFPD32): Remove references to TARGET_VFP.
(TARGET_VFP3, TARGET_VFP5): Likewise.
(TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
(TARGET_NEON_FP16): Likewise.
(TARGET_FMA): Likewise.
(TARGET_CRYPTO): Likewise.
(TARGET_NEON): Likewise.
(SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
(FUNCTION_ARG_REGNO_P): Likewise.
* arm.c (arm_option_check_internal): Likewise.
(arm_option_override): Likewise.
(use_return_insn): Likewise.
(arm_function_value_regno_p): Likewise.
(arm_apply_result_size): Likewise.
(use_vfp_abi): Likewise.
(arm_legitimate_address_outer_p): Likewise.
(thumb2_legitimate_address_p): Likewise.
(arm_legitimate_index_p): Likewise.
(thumb2_legitimate_index_p): Likewise.
(arm_legitimate_address): Likewise.
(arm_get_vfp_saved_size): Likewise.
(arm_emit_vfp_multi_reg_pop): Likewise.
(arm_get_frame_offsets): Likewise.
(arm_save_coproc_regs): Likewise.
(arm_hard_regno_mode_ok): Likewise.
(arm_expand_epilogue_apcs_frame): Likewise.
(arm_expand_epilogue): Likewise.
(arm_file_start): Likewise.
(arm_conditional_register_usage): Likewise.
(arm_validize_comparison): Use vfp_compare_operand directly.
* arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
(arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
unsupported usage.
(arm_atomic_assign_expand_fenv): Likewise.
* arm.md (divsf3): Likewise.
(arm_negsi2): Likewise.
(absdf2): Likewise.
(arm_movdi): Likewise.
(arm_movt): Likewise.
(cbranchsf4): Change predicate to vfp_compare_operand.
(cbranchdf4): Change predicate to vfp_compare_operand.
(cstorehf4): Change predicate to vfp_compare_operand.
(cstoresf4): Change predicate to vfp_compare_operand.
(cstoredf4): Change predicate to vfp_compare_operand.
(vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
(movhi_insn_arch4, movhi_bytes): Likewise.
* constraints.md (Dt): Likewise.
(Dp): Likewise.
* iterators.md (SDF): Likewise.
* predicates.md (arm_float_compare_operand): Delete.
(const_double_vcvt_power_of_two_reciprocal): Remove references to
TARGET_VFP.
(const_double_vcvt_power_of_two): Likewise.
* thumb2.md thumb2_movsi_insn): Likewise.
* vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
(movhf_vfp): Likewise.
(arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
(movdi_vfp, movdi_vfp_cortexa8): Likewise.
(movsf_vfp, thumb2_movsf_vfp): Likewise.
(movdf_vfp, thumb2_movdf_vfp): Likewise.
(movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
(subsf3_vfp, divsf3_vfp): Likewise.
(mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
(mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
(mulsf3negsfsubsf_vfp): Likewise.
(truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
(floatunssisf2, sqrtsf2_vfp): Likewise.
(movcc_vfp): Likewise.
(cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
(cmpsf_vfp, cmpsf_trap_vfp): Likewise.
(push_multi_vfp): Likewise.
(set_fpscr, get_fpscr): Likewise.
* arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
2016-10-13 Richard Earnshaw <rearnsha@arm.com>
* arm.h (TARGET_VFP): Unconditionally define to 1.
(arm_fpu_desc): Remove 'model' field.
(TARGET_FPU_MODEL): Delete.
* arm.c (all_fpus): Don't initialize the model field.
(arm_can_inline_p): Don't check the FPU model.
* arm-fpus.def: Remove redundant model field from all FPU
descriptions.
2016-10-13 Richard Biener <rguenther@suse.de>
PR middle-end/77826
* genmatch.c (struct capture): Add value_match member.
(commutate): Preserve value_match.
(lower_opt_convert): Likewise.
(lower_cond): Likewise.
(replace_id): Likewise.
(struct dt_operand): Add value_match member.
(decision_tree::cmp_node): Compare it.
(decision_tree::insert_operand): Honor it when finding and
when appending a DT_MATCH.
(dt_operand::gen_match_op): Generate a type check after
operand_equal_p if ! value_match for both GENERIC and GIMPLE.
(parser::get_internal_capture_id): New helper.
(parser::finish_match_operand): New function lowering @@<id>.
(parser::parse_capture): Parse @@<id> as value-match.
(parser::parse_expr): Use get_internal_capture_id.
(parser::parse_simplify): Call finish_match_operand.
(walk_captures): New helper.
* match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
of operand_equal_p.
((X /[ex] A) * A -> X): Likewise.
((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
convert[12] and value-matching.
((A | B) & (A | C) -> A | (B & C)): Likewise.
((X | Y) | Y -> X | Y): Likewise.
((X ^ Y) ^ Y -> X): Likewise.
(A - (A & B) -> ~B & A): Likewise.
((T)(P + A) - (T)P -> (T) A): Likewise.
((T)P - (T)(P + A) -> -(T) A): Likewise.
((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
* doc/match-and-simplify.texi: Amend capture section.
2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (umul_600): Remove predicated variant.
(umul64_600): Likewise.
2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (loop_niters_no_overflow): New func.
(vect_transform_loop): Call loop_niters_no_overflow. Pass the
no-overflow information to vect_do_peeling_for_loop_bound and
vect_gen_vector_loop_niters.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
iterates 1 time.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
adjust_vec automatically.
(slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
param exit_bb to guard_to.
(slpeel_checking_verify_cfg_after_peeling):
(set_prologue_iterations):
(create_lcssa_for_virtual_phi): New func which is factored out from
slpeel_tree_peel_loop_to_edge.
(slpeel_tree_peel_loop_to_edge):
(iv_phi_p): New func.
(vect_can_advance_ivs_p): Call iv_phi_p.
(vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
new gimple stmts in basic block.
(vect_gen_niters_for_prolog_loop): Rename to...
(vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
adjust implementation.
(vect_update_inits_of_drs): Fix code style issue. Convert niters to
sizetype if necessary.
(vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
it to external function.
(vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
(vect_gen_vector_loop_niters_mult_vf): New.
(slpeel_update_phi_nodes_for_loops): New.
(slpeel_update_phi_nodes_for_guard1): Reimplement.
(find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
(slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
* tree-vect-loop.c (vect_build_loop_niters): Move to file
tree-vect-loop-manip.c
(vect_generate_tmps_on_preheader): Delete.
(vect_transform_loop): Rename vectorization_factor to vf. Call
vect_do_peeling instead of vect_do_peeling-* functions.
* tree-vectorizer.h (vect_do_peeling): New decl.
(vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
(vect_do_peeling_for_loop_bound): Delete.
(vect_do_peeling_for_alignment): Delete.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
duplicated loop after its preheader and after the original loop.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (vectorizable_live_operation): Support handling
for live variable outside loop but not in lcssa form.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* cfg.c (reset_original_copy_tables): New func.
* cfg.h (reset_original_copy_tables): New decl.
2016-10-13 Jakub Jelinek <jakub@redhat.com>
PR c/77946
* tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
public_flag.
* varasm.c (default_binds_local_p_3): Formatting fix.
2016-10-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
style issue.
(vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
Remove useless code.
2016-10-13 Martin Liska <mliska@suse.cz>
PR tree-optimization/77943
* tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
a different EH landing pads.
2016-10-13 Jakub Jelinek <jakub@redhat.com>
PR target/77957
* hooks.h (hook_tree_void_null): Declare.
* hooks.c (hook_tree_void_null): New function.
* langhooks.c (lhd_return_null_tree_v): Remove.
* langhooks-def.h (lhd_return_null_tree_v): Remove.
* cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
set y to const0_rtx.
* function.c (stack_protect_epilogue): Likewise.
* config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
if TARGET_THREAD_SSP_OFFSET is defined.
* config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
* config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
* config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
* config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
* config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
(ix86_stack_protect_guard): New function.
2016-10-13 Richard Biener <rguenther@suse.de>
* dwarf2out.c (tree_add_const_value_attribute): Do not try
rtl_for_decl_init during early phase.
(gen_variable_die): Do not create locations during early phase.
(gen_label_die): Likewise.
(decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
twice.
2016-10-12 Richard Biener <rguenther@suse.de>
* tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
try_add_new_range and made to eturn new range.
(evrp_dom_walker::before_dom_children): Push op1 value range before
pushing op0 value range.
2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77937
* gimple-ssa-strength-reduction.c (analyze_increments): Use
POINTER_TYPE_P on the candidate type to determine whether
candidates in this chain require pointer arithmetic.
2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
* config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
correction if the type is smaller than a word.
(visium_select_cc_mode): Add ... fall through ... comment.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (machine_function): Add new fields
gpr_is_wrapped_separately and lr_is_wrapped_separately.
(TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
(rs6000_get_separate_components): New function.
(rs6000_components_for_bb): New function.
(rs6000_disqualify_components): New function.
(rs6000_emit_prologue_components): New function.
(rs6000_emit_epilogue_components): New function.
(rs6000_set_handled_components): New function.
(rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
Don't emit GPR saves if gpr_is_wrapped_separately for that register.
(restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
(rs6000_emit_epilogue): Don't emit GPR restores if
gpr_is_wrapped_separately for that register. Don't make a
REG_CFA_RESTORE note for registers we did not restore, either.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* function.c (thread_prologue_and_epilogue_insns): Call
try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
if it has possibly changed. Compute the split_prologue_seq and
epilogue_seq later, too.
* shrink-wrap.c: #include cfgbuild.h and insn-config.h.
(dump_components): New function.
(struct sw): New struct.
(SW): New function.
(init_separate_shrink_wrap): New function.
(fini_separate_shrink_wrap): New function.
(place_prologue_for_one_component): New function.
(spread_components): New function.
(disqualify_problematic_components): New function.
(emit_common_heads_for_components): New function.
(emit_common_tails_for_components): New function.
(insert_prologue_epilogue_for_components): New function.
(try_shrink_wrapping_separate): New function.
* shrink-wrap.h: Declare try_shrink_wrapping_separate.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* regrename.c (build_def_use): Invalidate chains that have a
REG_CFA_RESTORE on some instruction.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* dce.c (delete_unmarked_insns): Don't delete instructions with
a REG_CFA_RESTORE note.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* common.opt (-fshrink-wrap-separate): New flag.
* doc/invoke.texi: Document it.
* doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
* doc/tm.texi: Regenerate.
* emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
* target.def (shrink_wrap): New hook vector.
(get_separate_components, components_for_bb, disqualify_components,
emit_prologue_components, emit_epilogue_components,
set_handled_components): New hooks.
2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
vector return by reference only if -Wpsabi.
(rs6000_pass_by_reference): Similarly, for argument passing.
2016-10-12 David Malcolm <dmalcolm@redhat.com>
* function-tests.c: Include "print-rtl.h".
(selftest::test_expansion_to_rtl): Call print_rtx_function on the
function, and verify what is dumped.
* print-rtl-function.c (print_edge): New function.
(begin_any_block): New function.
(end_any_block): New function.
(can_have_basic_block_p): New function.
(print_rtx_function): Track the basic blocks of insns in the
chain, wrapping those that are within blocks within "(block)"
directives. Remove the "(cfg)" directive.
2016-10-12 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::read_file): New function.
(selftest::test_read_file): New function.
(selftest::selftest_c_tests): Call test_read_file.
* selftest.h (selftest::read_file): New decl.
2016-10-12 Richard Biener <rguenther@suse.de>
PR debug/77947
* cgraphunit.c (analyze_functions): Preserve cgraph nodes
function context.
2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
* lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
* dwarf2out.c (dwarf2_lineno_debug_hooks): Use
dwarf2out_assembly_start.
* Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
* Makefile.in (SELFTEST_FLAGS): New variable.
(s-selftest, selftest-gdb, selftest-valgrind): Use it.
* vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
early_finish hook.
2016-10-12 Georg-Johann Lay <avr@gjlay.de>
* rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
dumped in RTL dumps.
2016-10-12 Martin Liska <mliska@suse.cz>
* gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
(gimple_fold_builtin_memory_op): Use the function.
(gimple_fold_builtin_strchr): Likewise.
(gimple_fold_builtin_strcat): Likewise.
(gimple_build): Likewise.
2016-10-12 Nathan Sidwell <nathan@acm.org>
* diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (int_loc_descriptor): Generate opcodes for another
equivalent 32-bit constant (modulo 2**32) when that yields
smaller instructions.
(size_of_int_loc_descriptor): Update accordingly.
2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (dwarf2out_early_global_decl): For nested
functions, call dwarf2out_decl on the parent function first.
2016-10-12 Richard Biener <rguenther@suse.de>
* match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
on the conversion.
2016-10-12 Richard Biener <rguenther@suse.de>
* tree-ssa-propagate.c
(substitute_and_fold_dom_walker::before_dom_children): Do not
ignore ASSERT_EXPRs but only preserve them.
* tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
that have been propagated into.
(vrp_finalize): Enable DCE for substitute_and_fold.
2016-10-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/77920
* tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
(simplify_min_or_max_using_ranges): Pass in gsi and use it.
(simplify_abs_using_ranges): Likewise.
(simplify_conversion_using_ranges): Likewise.
(simplify_stmt_using_ranges): Adjust.
2016-10-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/77929
* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
(*ops)[ranges[i].idx]->op != ranges[i].exp case.
2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
PR target/77934
* config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
needs a base register for arg 1.
2016-10-12 Jakub Jelinek <jakub@redhat.com>
* common.opt (Wimplicit-fallthrough) Turn into alias to
-Wimplicit-fallthrough=3. Remove EnabledBy.
(Wimplicit-fallthrough=): New option.
* gimplify.c (warn_implicit_fallthrough_r): Use
OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
* doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
to -Wimplicit-fallthrough=3.
(-Wimplicit-fallthrough=): Document.
2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
and GEU in DImode if TARGET_SUBXC.
* config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
(seqdi<W:mode>_zero_subxc): Delete.
(neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
(neg_seqdi<W:mode>_zero_vis3): Delete.
(plus_seqdi<W:mode>_zero): Likewise.
(minus_seqdi<W:mode>_zero): Likewise.
(plus_plus_sltu<W:mode>): Accept only register.
(addx<W:mode>): Likewise.
(plus_sltu<W:mode>_vis3): Likewise.
(plus_plus_sltu<W:mode>_vis3): Likewise.
(neg_sgeu<W:mode>_vis3): Delete.
(minus_sgeu<W:mode>_vis3): Likewise.
(addxc<W:mode>): Accept only registers.
(neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
(minus_neg_sltu<W:mode>_subxc): Accept only register.
(neg_plus_sltu<W:mode>_subxc): Likewise.
(minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
(minus_minus_sltu<W:mode>_subxc): Accept only register.
(sgeu<W:mode>_insn_subxc): Delete.
(plus_sgeu<W:mode>_subxc): Likewise.
(subxc<W:mode>): Accept only register.
(scc splitter): Split always GEU again.
2016-10-11 Jeff Law <law@redhat.com>
PR tree-optimization/77424
* tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
dead conditionals. Assert that all e->aux fields are NULL.
2016-10-11 David Malcolm <dmalcolm@redhat.com>
* print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
operand-printing "switch" statement into...
(print_rtx_operand_code_0): ...this new function, ...
(print_rtx_operand_code_e): ...this new function, ...
(print_rtx_operand_codes_E_and_V): ...this new function, ...
(print_rtx_operand_code_i): ...this new function, ...
(print_rtx_operand_code_r): ...this new function, ...
(print_rtx_operand_code_u): ...this new function, ...
(print_rtx_operand): ...and this new function.
2016-10-11 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha-passes.def: New file.
* config/alpha/t-alpha: New file.
* config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
(make_pass_handle_trap_shadows): New prototype.
(make_pass_align_insns): Ditto.
* config/alpha/alpha.c (alpha_option_override): Don't register
passes here.
* config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/77924
* config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
distinct __ibm128 IBM extended double type if long doubles are
128-bits and the default format for long double is IEEE 128-bit.
2016-10-11 Richard Biener <rguenther@suse.de>
* dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
(init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
(verify_die): New function.
(dwarf2out_finish): Call it.
(output_line_info): Handle case of -gsplit-dwarf without
DWARF2_ASM_LINE_DEBUG_INFO.
2016-10-11 Richard Biener <rguenther@suse.de>
PR debug/77931
* gimple-low.c (lower_gimple_bind): Handle arbitrary common
sub-chains of BLOCK_VARS and gimple_bind_vars.
2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
* config/i386/znver1.md : Fix imov/imovx load type reservations.
2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.opt (msubxc): New option.
* doc/invoke.texi (SPARC options): Document it and tidy up.
* doc/tm.texi.in (Condition Codes): Adjust SPARC example.
* doc/tm.texi: Regenerate.
* config/sparc/sparc-modes.def (CC_NOOV): Rename into...
(CCNZ): ...this.
(CCX_NOOV): Rename into...
(CCXNZ): ...this.
(CCC): New.
(CCXC): Likewise.
* config/sparc/predicates.m (fcc_register_operand): Simplify.
(fcc0_register_operand): Likewise.
(icc_register_operand): New.
(icc_or_fcc_register_operand): Simplify.
(nz_comparison_operator): New.
(c_comparison_operator): Likewise.
(noov_compare_operator): Rename into...
(icc_comparison_operator): ...this. Use above predicates.
(noov_compare64_operator): Rename into...
(v9_comparison_operator): ...this and tidy up.
(fcc_comparison_operator): New.
(icc_or_fcc_comparison_operator): Likewise.
(v9_register_compare_operator): Rename info...
(v9_register_comparison_operator): ...this.
* config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
(sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
for Niagara-7.
(sparc_fixed_condition_code_regs): New function.
(select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
renaming and add support for CCC/CCXC.
(output_cbranch): Likewise.
(sparc_print_operand): Likewise.
(gen_v9_scc): Remove obsolete assertion.
(emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
(output_cbcond): Remove bogus handling of CC modes.
(sparc_register_move_cost): Return 100 for NO_REGS.
* config/sparc/sparc.md (W): New mode iterator.
(length): Adjust for noov_compare64_operator renaming.
(cmpsi_sne): New instruction.
(cmpdi_sne): Likewise.
(seqdi_special): Delete.
(seqdi_special): Likewise.
(snesi<P:mode>_special): Likewise.
(snedi_special): Likewise.
(snedi_special_vis3): Likewise.
(snesi patterns): Use W iterator.
(snedi patterns): Likewise. Add TARGET_SUBXC patterns.
(sltu patterns): Likewise.
(sgeu patterns): Likewise.
(scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
(normal_branch): Use icc_comparison_operator predicate.
(inverted_branch): Likewise.
(cbcond_sp32): Use comparison_operator predicate.
(cbcond_sp64): Likewise.
(normal_int_branch_sp64): Adjust for renaming
(inverted_int_branch_sp64): Likewise.
(mov<I:mode>_cc_reg_sp64): Likewise.
(movsf_cc_reg_sp6): Likewise.
(movdf_cc_reg_sp64): Likewise.
(movtf_cc_reg_hq_sp64): Likewise.
(movtf_cc_reg_sp64): Likewise.
(mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
(movsf_cc_v9): Likewise.
(movdf_cc_v9): Likewise.
(movtf_cc_hq_v9): Likewise.
(movtf_cc_v9): Likewise.
(adddi3): Call gen_adddi3_sp32.
(adddi3_insn_sp32): Rename to...
(adddi3_sp32): ...this. Accept only register_operand as operand #1
and use CCCmode for the carry.
(addx_extend_sp32): Use CCCmode for the carry.
(addx_extend_sp64): Delete.
(adddi3_extend_sp32): Use CCCmode for the carry.
(cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
(subdi3): Call gen_subdi3_sp32.
(subdi3_insn_sp32): Rename to...
(subdi3_sp32): ...this and use CCmode for the carry.
(subx_extend_sp32): Use CCCmode for the carry.
(subx_extend_sp64): Delete.
(subdi3_extend_sp32): Use CCmode for the carry.
(cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
(negdi3): Call gen_negdi3_sp32.
(negdi3_sp32): Use CCCmode for the carry.
(cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
(cmp_nz_ashift_1): Use CCNZ mode.
(cmp_nz_set_ashift_1): Likewise.
(ctrapsi4): Use comparison_operator predicate.
(ctrapdi4): Likewise.
(trapsi_insn): Use icc_comparison_operator predicate.
(trapdi_insn): Likewise.
(edge8 patterns): Use CCNZmode.
(edge16 patterns): Likewise.
(edge32 patterns): Likewise.
2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
* config/visium/visium-modes.def (CC_NOOV): Rename into...
(CCNZ): ...this.
(CC_BTST): Rename into...
(CCC): ...this.
* config/visium/predicates.md (real_add_operand): New.
(visium_btst_operator): Rename into...
(visium_equality_comparison_operator): ...this.
(visium_noov_operator): Rename into...
(visium_nz_comparison_operator): ...this.
(visium_c_comparison_operator): New.
(visium_branch_operator): Adjust and deal with all CC modes.
* config/visium/visium.c (visium_adjust_cost): Adjust.
(visium_split_double_add): Use the *_set_carry patterns.
(visium_select_cc_mode): Add support for CCC mode and adjust.
(output_cbranch): Adjust and use the carry-based operators for
floating-point comparisons.
* config/visium/visium.md (flags_subst_arith): Adjust.
(addsi3_insn_set_carry): New instruction.
(subsi3_insn_set_carry): Likewise.
(negsi2_insn_set_carry): Likewise.
(btst): Adjust.
(cmp<mode>_sne): Likewise.
(cbranch<mode>4): Use ordered_comparison_operator.
(cbranch<mode>4_insn): Likewise.
(cbranchsi4_btst_insn): Adjust.
2016-10-11 Tom de Vries <tom@codesourcery.com>
PR middle-end/77558
* builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
special-casing.
2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (build_complex_type): Add second parameter with default.
* tree.c (build_complex_type): Add NAMED second parameter and adjust
recursive call. Create a TYPE_DECL only if NAMED is true.
(build_common_tree_nodes): Pass true in calls to build_complex_type.
2016-10-11 Georg-Johann Lay <avr@gjlay.de>
New avr-passes.def to register AVR specific passes.
* config/avr/avr-passes.def: New file.
* config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
* config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
(make_avr_pass_recompute_note): New proto.
* config/avr/avr.c (make_avr_pass_recompute_notes): New function.
(avr_pass_recompute_notes): Use anonymous namespace.
(avr_register_passes): Remove function...
(avr_option_override): ...and its call.
2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
* config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
PTF_AVOID_BRANCHLIKELY_SPEED for others.
(mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
flags.
* config/mips/mips.c (mips_option_override): Enable the branch
likely depending on the tune flags and optimization level.
* config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
(PTF_AVOID_BRANCHLIKELY_SPEED): Define.
(PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
(PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
2016-10-11 Richard Biener <rguenther@suse.de>
* lto-streamer-out.c (collect_block_tree_leafs): New helper.
(output_function): Properly stream the whole block tree.
* lto-streamer-in.c (input_function): Likewise.
2016-10-11 Marek Polacek <polacek@redhat.com>
* Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
(evrp_dom_walker::before_dom_children): Infer and push new value
ranges for x in y < x.
2016-10-10 Joseph Myers <joseph@codesourcery.com>
PR target/77586
* config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
(TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
* config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
* config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
* config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
(IA64_NO_LIBGCC_TFMODE): Likewise.
2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
copying.
2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
* config.gcc: Add aarch64-*-freebsd* support.
* config.host: Likewise.
* config/aarch64/aarch64-freebsd.h: New file.
* config/aarch64/t-aarch64-freebsd: Ditto.
2016-10-10 Jeff Law <law@redhat.com>
PR tree-optimization/71947
* tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
B with A within a single statement.
2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/77824
* gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
zero cost for copies.
(find_candidates_dom_walker::before_dom_children): Replace
MODIFY_EXPR with SSA_NAME.
(replace_mult_candidate): Likewise.
(replace_profitable_candidates): Likewise.
2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.h: Wrap more macros args in brackets and fix
2016-10-10 Georg-Johann Lay <avr@gjlay.de>
* config/avr/gen-avr-mmcu-texi.c (string.h): Include.
2016-10-10 Andreas Schwab <schwab@suse.de>
PR target/77738
* config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
pseudo is not DImode.
2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
* common/config/arc/arc-common.c (arc_option_optimization_table):
Remove compact casesi option.
* config/arc/arc.c (arc_override_options): Use compact casesi
option only for pre-ARCv2 cores.
* doc/invoke.texi (mcompact-casesi): Update text.
2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
Add macro to say we can efficiently handle overlapping unaligned
loads.
* config/rs6000/rs6000.c (expand_block_compare): Avoid generating
poor code for processors older than p8.
2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
* gen-pass-instances.awk: Remove GNUism.
2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
NULL of (*ipcp_transformations)][node->uid].
2016-10-09 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
(MALLOC_ABI_ALIGNMENT): Define.
2016-10-09 Jakub Jelinek <jakub@redhat.com>
* tree-ssa.c (target_for_debug_bind, verify_phi_args,
ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
VAR_OR_FUNCTION_DECL_P macros.
* tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
chkp_find_bounds_1): Likewise.
* ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
* hsa-gen.c (get_symbol_for_decl): Likewise.
* cgraphunit.c (check_global_declaration, analyze_functions,
handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
Likewise.
* gimple-fold.c (can_refer_decl_in_current_unit_p,
canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
Likewise.
* tree.c (set_decl_section_name, copy_node_stat,
need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
merge_dllimport_decl_attributes, handle_dll_attribute,
decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
verify_type): Likewise.
* gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
find_explicit_erroneous_behavior): Likewise.
* sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
* ipa.c (process_references): Likewise.
* tree-chkp-opt.c (chkp_get_check_result): Likewise.
* varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
notice_global_symbol, assemble_variable, mark_decl_referenced,
build_constant_desc, output_constant_def_contents, do_assemble_alias,
make_decl_one_only, default_section_type_flags,
categorize_decl_for_section, default_encode_section_info): Likewise.
* trans-mem.c (requires_barrier): Likewise.
* gimple-expr.c (mark_addressable): Likewise.
* cfgexpand.c (add_scope_conflicts_1, expand_one_var,
expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
expand_debug_expr): Likewise.
* tree-dump.c (dequeue_and_dump): Likewise.
* ubsan.c (instrument_bool_enum_load): Likewise.
* tree-pretty-print.c (print_declaration): Likewise.
* simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
* tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
* asan.c (asan_protect_global, instrument_derefs): Likewise.
* tree-into-ssa.c (rewrite_stmt, maybe_register_def,
pass_build_ssa::execute): Likewise.
* var-tracking.c (var_debug_decl, track_expr_p): Likewise.
* tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
Likewise.
* ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
Likewise.
* tree-inline.c (insert_debug_decl_map, remap_ssa_name,
can_be_nonlocal, remap_decls, copy_debug_stmt,
initialize_inlined_parameters, add_local_variables,
reset_debug_binding, replace_locals_op): Likewise.
* dse.c (can_escape): Likewise.
* ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
Likewise.
* tree-diagnostic.c (default_tree_printer): Likewise.
* tree-streamer-in.c (unpack_ts_decl_common_value_fields,
unpack_ts_decl_with_vis_value_fields,
lto_input_ts_decl_common_tree_pointers): Likewise.
* builtins.c (builtin_save_expr, fold_builtin_expect,
readonly_data_expr): Likewise.
* tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
create_variable_info_for, set_uids_in_ptset, visit_loadstore):
Likewise.
* gimple-streamer-out.c (output_gimple_stmt): Likewise.
* gimplify.c (force_constant_size, gimplify_bind_expr,
gimplify_decl_expr, gimplify_var_or_parm_decl,
gimplify_compound_lval, gimplify_init_constructor,
gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
gimplify_type_sizes): Likewise.
* cgraphbuild.c (record_reference, record_type_list, mark_address,
mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
* tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
remove_unused_locals): Likewise.
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
* function.c (instantiate_expr, instantiate_decls_1,
setjmp_vars_warning, add_local_decl): Likewise.
* alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
Likewise.
* tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
optimize_va_list_gpr_fpr_size): Likewise.
* tree-nrv.c (pass_nrv::execute): Likewise.
* tsan.c (instrument_expr): Likewise.
* tree-ssa-dce.c (remove_dead_stmt): Likewise.
* vtable-verify.c (verify_bb_vtables): Likewise.
* tree-dfa.c (ssa_default_def, set_ssa_default_def,
get_ref_base_and_extent): Likewise.
* toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
Likewise.
* tree-sra.c (static bool constant_decl_p, find_var_candidates,
analyze_all_variable_accesses): Likewise.
* tree-nested.c (get_nonlocal_debug_decl,
convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
get_local_debug_decl, convert_local_omp_clauses,
convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
Likewise.
* tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
* stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
* dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
dbxout_symbol, dbxout_common_check): Likewise.
* expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
string_constant): Likewise.
* hsa.c (hsa_get_declaration_name): Likewise.
* passes.c (rest_of_decl_compilation): Likewise.
* tree-ssanames.c (make_ssa_name_fn): Likewise.
* tree-streamer-out.c (pack_ts_decl_common_value_fields,
pack_ts_decl_with_vis_value_fields,
write_ts_decl_common_tree_pointers): Likewise.
* stor-layout.c (place_field): Likewise.
* symtab.c (symtab_node::maybe_create_reference,
symtab_node::verify_base, symtab_node::make_decl_local,
symtab_node::copy_visibility_from,
symtab_node::can_increase_alignment_p): Likewise.
* dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
fortran_common, add_location_or_const_value_attribute,
add_scalar_info, add_linkage_name, set_block_abstract_flags,
local_function_static, gen_variable_die, dwarf2out_late_global_decl,
optimize_one_addr_into_implicit_ptr,
optimize_location_into_implicit_ptr): Likewise.
* gimple-low.c (record_vars_into): Likewise.
* ipa-visibility.c (update_vtable_references): Likewise.
* tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
Likewise.
* lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
DFS::DFS_write_tree_body, write_symbol): Likewise.
* langhooks.c (lhd_warn_unused_global_decl,
lhd_set_decl_assembler_name): Likewise.
* attribs.c (decl_attributes): Likewise.
* except.c (output_ttype): Likewise.
* varpool.c (varpool_node::get_create, ctor_for_folding,
varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
* fold-const.c (fold_unary_loc): Likewise.
* ipa-prop.c (ipa_compute_jump_functions_for_edge,
ipa_find_agg_cst_from_init): Likewise.
* omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
expand_omp_target, lower_omp_regimplify_p,
grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
find_link_var_op): Likewise.
* tree-chrec.c (chrec_contains_symbols): Likewise.
* tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
execute_fixup_cfg): Likewise.
PR tree-optimization/77901
* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
if ranges[i].exp is SSA_NAME when looking for >= and only when
ranges[i].exp is NULL or SSA_NAME when looking for the other
comparison.
2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* ipa-cp.c (ipcp_alignment_lattice): Remove.
(ipcp_param_lattices): Remove field alignment.
(print_all_lattices): Remove call to ipcp_alignment_lattice::print.
(set_all_contains_variable): Remove call to
ipcp_alignment_lattice::set_to_bottom.
(initialize_node_lattices): Likewise.
(propagate_alignment_accross_jump_function): Remove.
(propagate_constants_accross_call): Remove call to
propagate_alignment_accross_jump_function.
(ipcp_store_alignment_results): Remove.
(ipcp_driver): Remove call to ipcp_store_alignment_results.
(propagate_bits_accross_jump_function): Handle ancestor jump function.
* ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
pretty-printing of alignment jump function.
(ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
(ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
alignments and remove computing ipa_alignment jump function.
(ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
(ipa_write_jump_functions): Remove streaming for ipa_alignment.
(ipa_read_jump_function): Remove reading of ipa_alignment.
(write_ipcp_transformation_info): Remove streaming for alignment
propagation summary.
(read_ipcp_transformation_info): Remove reading of alignment
propagation summary.
(ipcp_update_alignments): Remove.
(ipcp_update_bits): Adjust to set alignment for parameters of pointer
type.
(ipcp_transform_function): Remove call to ipcp_update_alignments()
and remove assignment to (*ipcp_transformations)[node->uid].alignments.
* ipa-prop.h (ipa_alignment): Remove.
(ipa_jump_func): Remove field alignment.
(ipcp_transformation_summary): Remove field alignments.
* doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
* opts.c (default_options_table): Remove entry for fipa-cp-alignment.
(enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
* config/visium/visium.c (visium_expand_int_cstore): Revert latest
change.
(visium_expand_fp_cstore): Likewise.
2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* diagnostic-core.h (warning_at_rich_loc_n): Declare.
* diagnostic.c (warning_at_rich_loc_n): New function.
(diagnostic_n_impl_richloc): Likewise.
(diagnostic_n_impl): Move most of the function to
diagnostic_n_impl_richloc and call it.
2016-10-08 Jakub Jelinek <jakub@redhat.com>
* gen-pass-instances.awk: Rewritten.
* Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
$(PASSES_EXTRA) after passes.def to the script.
* config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
* config/i386/i386-passes.def: New file.
* config/i386/i386-protos.h (make_pass_insert_vzeroupper,
make_pass_stv): Declare.
* config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
false.
(pass_stv::gate): Depending on timode_p member require TARGET_64BIT
or !TARGET_64BIT.
(pass_stv::clone, pass_stv::set_pass_param): New methods.
(pass_stv::timode_p): New non-static data member.
(ix86_option_override): Don't register passes here.
* doc/invoke.texi: Document accepting Else, fallthrough.
* doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
style changes.
* doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
FALLTHRU comment styles.
2016-10-07 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
* config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
* config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
Likewise.
* config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
Likewise.
* config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
Likewise.
* config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
(AARCH64_ARCH): Likewise.
* common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
Likewise.
(AARCH64_CORE): Likewise.
(AARCH64_ARCH): Likewise.
* config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
(AARCH64_EXTRA_TUNING_OPTION): Likewise.
* config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
(AARCH64_EXTRA_TUNING_OPTION): Likewise.
(AARCH64_ARCH): Likewise.
(AARCH64_CORE): Likewise.
* config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
* config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
(AARCH64_CORE): Likewise.
(AARCH64_ARCH): Likewise.
2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
-mfloat128 into -mfloat128-type that enables the IEEE 128-bit
floating point type infrastructre, and -mfloat128 that enables the
keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
if -mfloat128-type. Define __ibm128 to be long double by default.
* config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
the IEEE 128-bit floating point type infrastructure should
automatically be enabled.
(rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
instead of -mfloat128 to enable KFmode.
(rs6000_option_override_internal): Split the option -mfloat128
into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
systems, automatically set -mfloat128-type, but don't enable it on
other operating systems. Move setting the long double size and
IEEE quad support before the IEEE 128-bit floating point changes.
(rs6000_init_builtins): Do not create a unique type for __ibm128
if long double is IBM extended double, instead rely on __ibm128
being defined as 'long double'. If -mfloat128-type and not
-mfloat128, create the KFmode type with an undocumented __ieee128
keyword.
(rs6000_init_libfuncs): Use -mfloat128-type instead of
-mfloat128 for tests about the types, but keep tests for
-mfloat128 to enable the keyword support.
(rs6000_complex_function_value): Likewise.
(rs6000_scalar_mode_supported_p): Likewise.
(rs6000_floatn_mode): Likewise.
(rs6000_c_mode_for_suffix): Likewise.
(rs6000_opt_masks): Add -mfloat128-type.
* config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
-mfloat128-type being split from -mfloat128. Add
-mfloat128-hardware, which was missing.
* config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
-mfloat128 and -mfloat128-type:
(-mfloat128-type): Likewise.
* config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
that 64-bit Linux systems with enable -mfloat128-type by default
on VSX systems.
* config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
(FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
-mfloat128-type instead of -mfloat128.
(FLOAT128_2REG_P): Likewise.
(MASK_FLOAT128_TYPE): Likewise.
(ALTIVEC_ARG_MAX_RETURN): Likewise.
(RS6000_BTM_FLOAT128): Likewise.
(TARGET_FLOAT128): Poison old identifiers.
(OPTION_MASK_FLOAT128): Likewise.
(MASK_FLOAT128): Likewise.
* config/rs6000/rs6000.md (FP): Likewise.
(FLOAT128): Likewise.
(fix_trunc<mode>di2): Likewise.
(fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
(floatdi<mode>2): Likewise.
(floatuns<SDI:mode><IEEE128:mode>2): Likewise.
(neg<mode>2, FLOAT128 iterator): Likewise.
(abs<mode>2, FLOAT128 iterator): Likewise.
(ieee_128bit_negative_zero): Likewise.
(ieee_128bit_vsx_neg<mode>2): Likewise.
(ieee_128bit_vsx_neg<mode>2_internal): Likewise.
(ieee_128bit_vsx_abs<mode>2): Likewise.
(ieee_128bit_vsx_abs<mode>2_internal): Likewise.
(ieee_128bit_vsx_nabs<mode>2): Likewise.
(ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
(extendiftf2): Likewise.
(extendifkf2): Likewise.
(extendtfkf2): Likewise.
(trunciftf2): Likewise.
(truncifkf2): Likewise.
(trunckftf2): Likewise.
(trunctfif2): Likewise.
(extendkftf2): Likewise.
(trunctfkf2): Likewise.
2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
before merging in bytes to pass down to real_from_target.
2016-10-07 Richard Biener <rguenther@suse.de>
* tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
required hack.
(substitute_and_fold_dom_walker::before_dom_children):
Substitute and fold before pass specific folding to avoid
feeding that with SSA names that will be later released.
* tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
introduced by folding and visited by evaluate_stmt called during
ccp_fold_stmt.
(likely_value): Likewise.
(evaluate_stmt): Likewise.
* tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
(simplify_div_or_mod_using_ranges): Likewise.
(simplify_min_or_max_using_ranges): Likewise.
(simplify_abs_using_ranges): Likewise.
(simplify_conversion_using_ranges): Likewise.
(simplify_float_conversion_using_ranges): Likewise.
(simplify_stmt_using_ranges): Likewise.
2016-10-07 Marek Polacek <polacek@redhat.com>
* gimplify.c (should_warn_for_implicit_fallthrough): Check for
FALLTHROUGH_LABEL_P here...
(warn_implicit_fallthrough_r): ...not here.
2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
PR tree-optimization/77880
* expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
necessary.
2016-10-07 Marek Polacek <polacek@redhat.com>
PR c++/77803
* gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
2016-10-07 Richard Biener <rguenther@suse.de>
* bitmap.h: Document constraints on bitmap modification while
iterating over it.
2016-10-07 Richard Biener <rguenther@suse.de>
* bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
* bitmap.h (bmp_iter_set): When advancing to the next element
check that we didn't remove the current one.
(bmp_iter_and): Likewise.
(bmp_iter_and_compl): Likewise.
* tree-ssa.c (release_defs_bitset): Do not remove worklist bit
we currently iterate on but keep a one-level queue.
* sched-deps.c (remove_from_deps): Do not clear current bit
but keep a one-level queue.
2016-10-07 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/77664
* tree-ssa-reassoc.c (update_range_test): Also clear low and high
for the other ranges.
(optimize_range_tests_diff): Fix up formatting.
(optimize_range_tests_var_bound): New function.
(optimize_range_tests): Use it.
2016-10-07 Martin Liska <mliska@suse.cz>
* coverage.c (build_gcov_exit_decl): Fix priority what
should be really 99.
2016-10-07 Richard Biener <rguenther@suse.de>
* gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
vars in gimple_bind_vars but not in BLOCK_VARS.
2016-10-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/77879
* tree-ssa-structalias.c (handle_const_call): Properly handle
NRV return slots.
(handle_pure_call): Likewise.
2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
(rs6000_elf_asm_out_destructor): increase size of buf to avoid
possible overflow.
2016-10-06 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-cores.def: Add a comment before each
set of cores.
2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
PR tree-optimization/77862
* tree-vrp.c (add_equivalence): Use get_value_range so that
num_vr_values is checked before accessing vr_values.
2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
POINTER_TYPE_P.
2016-10-05 Jeff Law <law@redhat.com>
PR tree-optimization/71661
* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
removal of a forwarder exposes a new natural loop.
2016-10-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
Introduce ssesuffix variable.
(<mask_codefor><code><mode>3<mask_name>): Ditto.
(*<code><mode>3): Ditto.
2016-10-06 Jan Hubicka <hubicka@ucw.cz>
* postreload.c (reload_cse_simplify): Skip also USE when detecting
noop move.
2016-10-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/77855
* tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
instead of removing the current item while iterating over the set
which is not safe.
2016-10-06 James Clarke <jrtc27@jrtc27.com>
Eric Botcazou <ebotcazou@adacore.com>
PR target/77759
* config/sparc/sparc.c (classify_data_t): Remove int_regs field.
(classify_registers): Don't set it
(function_arg_slotno): Don't initialize and test it. Tidy up.
2016-10-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/77839
* tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
lattice transition.
2016-10-06 Martin Liska <mliska@suse.cz>
* gcc.c: Set -fprofile-update=atomic when profiling is
enabled and -pthread is set. Warn when one combines
-pthread and -fprofile-update=single for an app using
profiling code.
2016-10-06 Martin Liska <mliska@suse.cz>
PR bootstrap/77788
* expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
* gimple-ssa-strength-reduction.c (slsr_process_cast):
Initialize a pointer to NULL.
(slsr_process_copy): Likewise.
* input.c (location_get_source_line): Likewise.
* tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
* common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
(ix86_handle_option): Deleted handle of OPT_mpcommit.
* config.gcc: Deleted pcommitintrin.h
* config/i386/pcommitintrin.h: Deleted file.
* config/i386/cpuid.h (bit_PCOMMIT): Deleted.
* config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
detection.
* config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
__PCOMMIT__.
* config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
(PTA_PCOMMIT): Deleted define.
(ix86_option_override_internal): Deleted handle of option.
(ix86_valid_target_attribute_inner_p): Deleted pcommit.
* config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
__builtin_ia32_pcommit): Deleted.
* config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
* config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
(pcommit): Deleted instruction.
* config/i386/i386.opt: Mention -mpcommit deprecation.
* config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
2016-10-05 Uros Bizjak <ubizjak@gmail.com>
PR target/77874
* config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
Remove wrong assert.
(<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
Use <round_constraint> as operand 1 constraint.
2016-10-05 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/66343
* ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
(ubsan_instrument_float_cast): And not here.
PR sanitizer/66343
* ubsan.c (ubsan_ids): New GTY(()) array.
(ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
instead of static local counters.
2016-10-05 Martin Sebor <msebor@redhat.com>
PR bootstrap/77819
* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
* config/linux.c (gnu_libc_printf_pointer_format): Remove.
* targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
(default_printf_pointer_format): Define function.
* targhooks.c (linux_printf_pointer_format): Define new function.
* targhooks.h (linux_printf_pointer_format): Declare.
(gnu_libc_printf_pointer_format): Remove declaration.
2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* fold-const.c (native_encode_real): Fix logic for selecting offset
to write to when BYTES_BIG_ENDIAN.
2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
* builtins.c (fold_builtin_strchr): Remove function.
(fold_builtin_strrchr): Likewise.
(fold_builtin2): Remove strchr, index, strrchr, rindex cases.
* gimple-fold.c (target_char_cst_p): New function.
(gimple_fold_builtin_strchr) Add more foldings.
(gimple_fold_builtin): Add index, strrchr, rindex cases.
2016-10-05 Richard Biener <rguenther@suse.de>
PR middle-end/77863
* genmatch.c (capture_info::walk_c_expr): Diagnose unknown
capture ids in c-exprs.
2016-10-05 Richard Biener <rguenther@suse.de>
PR middle-end/77826
* genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
with types_match for GIMPLE code gen to handle type mismatched
constants properly.
(dt_operand::gen): Adjust.
* match.pd ((X /[ex] A) * A -> X): Properly handle converted
and constant A.
2016-10-05 Richard Biener <rguenther@suse.de>
* match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
2016-10-05 Richard Biener <rguenther@suse.de>
PR middle-end/77842
* genmatch.c (parser::parse_c_expr): Handle premature EOF.
2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
version check to protect only DW_TAG_imported_module generation.
2016-10-05 Richard Biener <rguenther@suse.de>
PR middle-end/55152
* match.pd (min(a,-a) -> -abs(a)): New pattern.
2016-10-04 Ian Lance Taylor <iant@golang.org>
* explow.c (allocate_dynamic_stack_space): Call
do_pending_stack_adjust before handling flag_split_stack.
2016-10-04 David Malcolm <dmalcolm@redhat.com>
* genattrtab.c (make_internal_attr): Supply dummy column number to
file_location ctor.
(main): Likewise.
* genoutput.c (init_insn_for_nothing): Likewise.
* gensupport.c (add_define_attr): Likewise.
* read-md.c (message_at_1): Print column number.
(fatal_with_file_and_line): Likewise.
(rtx_reader::read_char): Track column numbers.
(rtx_reader::unread_char): Likewise.
(rtx_reader::rtx_reader): Initialize m_read_md_colno.
(rtx_reader::handle_include): Stash and restore m_read_md_colno.
(rtx_reader::handle_file): Initialize m_read_md_colno.
(rtx_reader::get_current_location): Supply column number to
file_location ctor.
* read-md.h (struct file_location): Add field "colno".
(file_location::file_location): Likewise.
(rtx_reader::get_colno): New accessor.
(rtx_reader::m_read_md_colno): New field.
(rtx_reader::m_last_line_colno): New field.
2016-10-04 Jakub Jelinek <jakub@redhat.com>
* doc/extend.texi (Java Exceptions): Remove.
(java_interface): Remove.
2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
PR tree-optimization/77808
* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
and addr are different before copying points-to information.
2016-10-04 Uros Bizjak <ubizjak@gmail.com>
* config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
* config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
* config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
2016-10-04 Richard Biener <rguenther@suse.de>
PR tree-optimization/77399
* tree-ssa-forwprop.c (simplify_vector_constructor): Properly
verify the target can convert.
2016-10-04 Richard Biener <rguenther@suse.de>
PR middle-end/77833
* explow.c (plus_constant): Verify the mode of the constant
pool offset before calling plus_constant.
2016-10-04 Richard Biener <rguenther@suse.de>
PR middle-end/77407
* match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
type support, mark with :C.
(X / -X -> -1): Mark with :C.
2016-10-04 Jakub Jelinek <jakub@redhat.com>
* defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
* system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
* doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
* doc/tm.texi: Regenerated.
* config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
* config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
* config/darwin.h (JCR_SECTION_NAME): Remove.
* config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
* config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
* config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
* config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
* config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
* config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
between "because" and "param" in dump message in call to fprintf.
2016-10-03 Jeff Law <law@redhat.com>
PR tree-optimization/71550
PR tree-optimization/71403
* tree-ssa-threadbackward.c: Include tree-vectorizer.h
(profitable_jump_thread_path): Also return boolean indicating if
the realized path will create an irreducible loop.
Remove loop depth tests from 71403.
(fsm_find_control_statement_thread_paths): Remove loop depth tests
from 71403. If threading will create an irreducible loop, then
throw away loop iteration and related information.
2016-10-03 Uros Bizjak <ubizjak@gmail.com>
* configure.ac (strict_warn): Merge -Wmissing-format-attribute and
-Woverloaded-virtual checks for warning options.
* configure: Regenerate.
2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR preprocessor/77699
* input.c (maybe_grow): Don't allocate one byte extra headroom.
(get_next_line): Return false on error.
(read_next_line): Removed, use get_next_line instead.
(read_line_num): Don't copy the line.
(location_get_source_line): Don't use static data.
(selftest::test_reading_source_line): Add more test cases.
2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Revert
2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* ifcvt.c (noce_try_avoid_const_materialization): New function.
(noce_process_if_block): Use it.
2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
* doc/invoke.texi: Update -Wint-in-bool-context.
2016-10-02 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (output_fde, output_call_frame_info,
dwarf2out_do_cfi_startproc, set_indirect_string,
gen_internal_sym, output_die, output_line_info): Use
MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
ASM_GENERATE_INTERNAL_LABEL output.
2016-10-01 Richard Biener <rguenther@suse.de>
PR middle-end/77798
* genmatch.c (get_operand_type): Add operand position arg
and handle COND_EXPR comparison operand with fixed boolean_type_node.
(expr::gen_transform): Adjust.
(dt_simplify::gen_1): Likewise.
2016-10-01 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
comments. Simplify asserts, remove unnecessary conditions.
Formatting fixes.
(*<code><mode>3): Likewise.
2016-09-30 Jakub Jelinek <jakub@redhat.com>
* doc/invoke.texi (-Wregister): Document.
2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
* configure.ac: Split CHECKING_P into CHECKING_P and
ENABLE_EXTRA_CHECKING.
* configure: Regenerated.
* config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
* common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
PR other/31566
* gcc.c (process_command): For @filename handling, output
the correct name if the file does not exist.
2016-09-30 Marek Polacek <polacek@redhat.com>
* config/aarch64/aarch64-simd.md: Adjust fall through comments.
* config/alpha/predicates.md: Likewise.
2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* ifcvt.c (noce_try_avoid_const_materialization): New function.
(noce_process_if_block): Use it.
2016-09-30 Martin Liska <mliska@suse.cz>
* doc/invoke.texi: Document asan-use-after-return that
it's disabled by default in runtime.
2016-09-30 Richard Biener <rguenther@suse.de>
* tree-vrp.c (intersect_ranges): If we failed to handle
the intersection choose a constant singleton range if available.
2016-09-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/77399
* tree-ssa-forwprop.c (simplify_vector_constructor): Handle
float <-> int conversions.
2016-09-30 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2016-09-29 Uros Bizjak <ubizjak@gmail.com>
* config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
ext_level before calling CPUID with 0x80000008.
Simplify xgetbv checks.
2016-09-29 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add print-rtl-function.o.
* print-rtl-function.c: New file.
* print-rtl.h (print_rtx_function): New decl.
2016-09-29 Uros Bizjak <ubizjak@gmail.com>
PR target/77756
* config/i386/cpuid.h (__get_cpuid_count): New.
(__get_cpuid): Rename __level to __leaf.
2016-09-29 Marek Polacek <polacek@redhat.com>
* genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
PR target/77718
* builtins.c (expand_builtin_memcmp): Don't swap args unless
result is only being compared with zero.
2016-09-29 Marek Polacek <polacek@redhat.com>
* dwarf2out.c (loc_descriptor): Add fall through comment.
(add_const_value_attribute): Likewise.
2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
with "v6t2". Move "arch" attribute above "pool_range".
* config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
with "v6t2".
(*thumb2_movhi_vfp): Likewise.
(*arm_movhi_fp16): Likewise.
(*thumb2_movhi_fp16): Likewise.
(*arm_movsi_vfp): Remove "arch" attribute.
(*thumb2_movsi_vfp): Likewise.
2016-09-29 Martin Liska <mliska@suse.cz>
* doc/extend.texi: Remove limitation of Objective C for
__attribute__((constructor)) and __attribute__((destructor)).
2016-09-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/77768
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
Handle stores to readonly memory when removing redundant stores.
2016-09-29 Richard Biener <rguenther@suse.de>
PR middle-end/77407
* match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
X / -X -> -1 simplifications.
2016-09-29 Richard Biener <rguenther@suse.de>
PR middle-end/55152
* match.pd: Add max(a,-a) -> abs(a) pattern.
* tree-ssa-phiopt.c (minmax_replacement): Disable for
HONOR_SIGNED_ZEROS types.
2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
* defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
* system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2016-09-29 Richard Biener <rguenther@suse.de>
* tree-vrp.c (set_defs_to_varying): New helper avoiding
writing to vr_const_varying.
(vrp_initialize): Call it.
(vrp_visit_stmt): Likewise.
(evrp_dom_walker::before_dom_children): Likewise.
2016-09-29 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
constructors with vector elements.
2016-09-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/77768
* tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
with stores to a place we know has a constant value.
2016-09-29 Alan Modra <amodra@gmail.com>
* config/rs6000/sysv4.opt (mgnu-attribute): New option.
* doc/invoke.texi: Document it.
* config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
(rs6000_passes_float): Comment.
(rs6000_passes_long_double): New static var.
(call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
(init_cumulative_args): Set up to emit fp .gnu_attribute for
ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
to include fp values returned in vectors.
Set rs6000_passes_long_double.
(rs6000_function_arg_advance_1): Likewise for function args.
(rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
and SPE. Emit long double tag value too.
(rs6000_opt_vars): Add gnu-attr.
* configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
* configure: Regenerate.
* config.in: Regenerate.
2016-09-28 Jakub Jelinek <jakub@redhat.com>
* gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
of 0 < x.
(format_floating, format_string, format_directive,
get_destination_size, pass_sprintf_length::handle_gimple_call):
Likewise.
2016-09-28 Jakub Jelinek <jakub@redhat.com>
* gimple-ssa-sprintf.c: Fix comment formatting.
(format_integer): Use is_gimple_assign.
(pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
(pass_sprintf_length::execute): Use is_gimple_call.
2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
* gimple-fold.c (gimple_fold_builtin): After failing to fold
strchr, also try the generic folding.
2016-09-28 Martin Sebor <msebor@redhat.com>
PR c/77762
* gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
Fix typos.
2016-09-28 Martin Sebor <msebor@redhat.com>
PR middle-end/77683
* gimple-ssa-sprintf.c (format_integer): Fail gracefully when
length modifier is not expected.
(format_floating): Ignore l length modifier and fail gracefuly
when it isn't one of the other expected ones.
2016-09-28 Martin Sebor <msebor@redhat.com>
PR bootstrap/77753
* varasm.c (assemble_addr_to_section): Increase local buffer size.
2016-09-27 Richard Biener <rguenther@suse.de>
* dwarf2out.c (cu_die_list): New global.
(dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
main_comp_unit_die to cu_die_list if we created it.
Move break_out_includes ...
(dwarf2out_early_finish): ... here. Push created CU DIEs onto
the cu_die_list.
2016-09-28 Richard Biener <rguenther@suse.de>
* dwarf2out.c (struct die_struct): Add removed flag.
(lookup_type_die): If the DIE is marked as removed, clear
TYPE_SYMTAB_DIE and return NULL.
(lookup_decl_die): If the DIE is marked as removed, remove it
from the hash and return NULL.
(mark_removed): New helper.
(prune_unused_types_prune): Call it for removed DIEs.
(gen_subprogram_die): Move the premark_used_types call to after
DIEs for the functions scopes are generated.
(process_scope_var): Do not re-create pruned types or type decls.
Make sure to also re-parent type decls.
(dwarf2out_finish): Move unused type pruning and debug_types
handling ...
(dwarf2out_early_finish): ... here.
2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc-c.c: New file.
* config/arc/arc-c.def: Likewise.
* config/arc/t-arc: Likewise.
* config.gcc: Include arc-c.o as c and cpp object.
* config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
* config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
arc_cpu_cpp_builtins.
2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.md (*rotrsi3_cnt1): New pattern.
(*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2016-09-28 Nathan Sidwell <nathan@acm.org>
* gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
printing.
2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
PR tree-optimization/61056
* gimple-fold.c (gimple_fold_builtin_strchr):
New function to optimize strchr (s, 0) to strlen.
(gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
PR tree-optimization/77724
* tree-vect-loop-manip.c (create_intersect_range_checks_index):
Add tree_fits_shwi_p check.
2016-09-27 Jakub Jelinek <jakub@redhat.com>
* auto-inc-dec.c (try_merge): Remove break after return.
* cselib.c (autoinc_split): Likewise.
* explow.c (promote_mode): Likewise.
* fixed-value.c (fixed_arithmetic): Likewise.
* hsa.c (hsa_internal_fn::get_arity): Likewise.
* rtlanal.c (modified_between_p, modified_in_p): Likewise.
* trans-mem.c (get_attrs_for): Likewise.
* tree-if-conv.c (if_convertible_stmt_p): Likewise.
* tree-vrp.c (simplify_stmt_using_ranges): Likewise.
* config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
* config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
* config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
* config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
* config/cris/cris.c (cris_op_str): Likewise.
* config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
* config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
* internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
IFN_GOACC_REDUCTION_CODES): New.
(enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
ifn_goacc_reduction_kind): Use them.
* gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
of internal functions, when applicable.
2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
* config/mips/constraints.md (d): Fix documentation.
* doc/md.texi (Machine Constraints): Update accordingly.
2016-09-27 Richard Biener <rguenther@suse.de>
* dwarf2out.c (dwarf2out_init): Move text_section_line_info,
cur_line_info_table initialization ...
(dwarf2out_assembly_start): ... here.
2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
* config/arm/vfp.md (*arm_movhi_vfp): Likewise.
(*thumb2_movhi_vfp): Likewise.
(*arm_movhi_fp16): Remove predication operand from VMOV.F16
template. Expand predicable attribute to mark VMOV.F16 as not
predicable. Add "arch" attribute.
(*thumb2_movhi_fp16): Likewise.
(*arm_movsi_vfp): Break a long line. Add "arch" attribute.
(*thumb2_movsi_vfp): Add "arch" attribute.
2016-09-27 David Edelsohn <dje.gcc@gmail.com>
* config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
VAR_DECL string.
2016-09-27 Marek Polacek <polacek@redhat.com>
* config/ia64/ia64.c (ia64_print_operand): Adjust fall through
comment.
* config/c6x/c6x.h: Adjust fall through comment.
* config/sh/sh.c (final_prescan_insn): Likewise.
* config/visium/visium.c (visium_expand_int_cstore): Likewise.
(visium_expand_fp_cstore): Likewise.
2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
expected by -Wimplicit-fallthrough.
(thumb1_size_rtx_costs): Likewise.
(thumb2_reorg): Likewise.
(tls_mentioned_p): Add "Fall through" comment.
(thumb2_reorg): Likewise.
* config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
comment form expected by -Wimplicit-fallthrough.
2016-09-27 Martin Liska <mliska@suse.cz>
PR gcov-profile/46266
* input.h (RESERVED_LOCATION_P): New macro.
* profile.c (branch_prob): Use RESERVED_LOCATION_P and
instread of comparison with UNKNOWN_LOCATION.
2016-09-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/77745
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
When removing redundant stores make sure to check compatibility
of the TBAA state for downstream accesses.
* tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
value-numbering virtual operands for store matches.
2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
PR target/51244
* config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
movrt patterns. Match them before anything else in the SET case.
2016-09-27 Martin Liska <mliska@suse.cz>
PR gcov-profile/7970
PR gcov-profile/16855
PR gcov-profile/44779
* coverage.c (build_gcov_exit_decl): New function.
(coverage_obj_init): Call the function and generate __gcov_exit
destructor.
* doc/gcov.texi: Document when __gcov_exit function is called.
2016-09-27 Marek Polacek <polacek@redhat.com>
PR bootstrap/77751
* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
-Wno-error instead of -Wno-implicit-fallthrough.
2016-09-27 Martin Liska <mliska@suse.cz>
PR bootstrap/77749
* gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2016-09-27 Jakub Jelinek <jakub@redhat.com>
* combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
* config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
comments. Remove break after return.
(ix86_fp_compare_code_to_integer, has_dispatch,
ix86_simd_clone_usable): Remove break after return.
2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR rlt-optimization/77714
* lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
REG_EQUAL note.
2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
PR ipa/77677
* ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
extract_range_from_unary_expr to convert value_range.
* tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
(extract_range_from_unary_expr): This.
* tree-vrp.h (extract_range_from_unary_expr): Declare.
2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/i386/i386.c (ix86_print_operand)
[HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
* config/sparc/sparc.c (check_pic): Add fallthrough comment.
(epilogue_renumber): Likewise.
2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/77719
* tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
* tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
is_mm_seq_cst, is_mm_sync): Move to ...
* memmodel.h: This. New file.
* builtins.c: Include memmodel.h.
* optabs.c: Likewise.
* tsan.c: Likewise.
* config/aarch64/aarch64.c: Likewise.
* config/alpha/alpha.c: Likewise.
* config/arm/arm.c: Likewise.
* config/i386/i386.c: Likewise.
* config/ia64/ia64.c: Likewise.
* config/mips/mips.c: Likewise.
* config/rs6000/rs6000.c: Likewise.
* config/sparc/sparc.c: Likewise.
* genconditions.c: Include memmodel.h in generated file.
* genemit.c: Likewise.
* genoutput.c: Likewise.
* genpeep.c: Likewise.
* genpreds.c: Likewise.
* genrecog.c: Likewise.
2016-09-26 David Malcolm <dmalcolm@redhat.com>
* read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
"c" instead when parsing characters. Move operand parsing into...
(read_rtx_operand): ...this new function, renaming "i" to "idx",
and tightening the scope of various locals.
2016-09-26 Liu Hao <lh_mouse@126.com>
* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2016-09-26 Marek Polacek <polacek@redhat.com>
* system.h: Use __has_attribute to check whether the fallthrough
attribute is supported.
2016-09-26 Marek Polacek <polacek@redhat.com>
* ipa-inline-analysis.c (find_foldable_builtin_expect): Use
gimple_call_internal_p.
* ipa-split.c (find_return_bb): Likewise.
(execute_split_functions): Likewise.
* omp-low.c (dump_oacc_loop_part): Likewise.
(oacc_loop_xform_head_tail): Likewise.
* predict.c (predict_loops): Likewise.
* sanopt.c (pass_sanopt::execute): Likewise.
* tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
* tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
* tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
(expand_ifn_va_arg_1): Use gimple_call_internal_p.
(expand_ifn_va_arg): Likewise.
* tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
(optimize_mask_stores): Likewise.
* tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
(vect_transform_stmt): Likewise.
* tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
* tsan.c (instrument_memory_accesses): Likewise.
2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Alexander Monakov <amonakov@ispras.ru>
* regrename.c (rename_chains): Check
HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
* sel-sched.c (mark_unavailable_hard_regs): Likewise.
2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
(s390_sched_score): Likewise.
2016-09-26 Martin Liska <mliska@suse.cz>
* doc/gcov.texi: Update program output of gcov tool.
2016-09-26 Martin Liska <mliska@suse.cz>
PR gcov-profile/23332
* profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
* tree-profile.c (gimple_gen_const_delta_profiler): Remove.
* value-prof.c (dump_histogram_value): Do not handle
HIST_TYPE_CONST_DELTA.
(stream_in_histogram_value): Likewise.
(gimple_find_values_to_profile): Likewise.
* value-prof.h (enum hist_type): Likewise.
2016-09-26 Martin Liska <mliska@suse.cz>
* common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
from default sanitize recover values.
* doc/invoke.texi: Fix documentation related to -fsanitize=leak,
-fsanitize=address, -fsanitize=thread and -fsanitize-recover.
* flag-types.h: Replace couple of 1 << x to 1UL << x, make it
consistent.
* opts.c (finish_options): Do a generic loop over options
that can be recovered.
(parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
SANITIZE_RETURN.
(common_handle_option): Likewise.
* opts.h: Declare can_recover to sanitizer_opts_s.
2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
* target.def(elf_flags_numeric): Change documentation to present tense.
* doc/tm.texi: Regenerate.
2016-09-26 Marek Polacek <polacek@redhat.com>
PR c/7652
* Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
-Wno-switch-fallthrough.
* builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
(expand_builtin): Likewise.
* config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
* convert.c (convert_to_real_1): Likewise.
(convert_to_integer_1): Likewise.
* final.c (output_alternate_entry_point): Likewise.
* genattrtab.c (make_canonical): Likewise.
(write_test_expr): Likewise.
* genpreds.c (validate_exp): Likewise.
* gimple-ssa-strength-reduction.c
(find_candidates_dom_walker::before_dom_children): Likewise.
* godump.c (go_format_type): Likewise.
* reload1.c (elimination_effects): Likewise.
* resource.c (mark_referenced_resources): Likewise.
(mark_set_resources): Likewise.
* tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
* varasm.c (output_addressed_constants): Likewise.
2016-09-26 Marek Polacek <polacek@redhat.com>
PR c/7652
* common.opt (Wimplicit-fallthrough): New option.
* doc/extend.texi: Document statement attributes and the fallthrough
attribute.
* doc/invoke.texi: Document -Wimplicit-fallthrough.
* gimple.h (gimple_call_internal_p): New function.
* gimplify.c (struct gimplify_ctx): Add in_switch_expr.
(struct label_entry): New struct.
(find_label_entry): New function.
(case_label_p): New function.
(collect_fallthrough_labels): New function.
(last_stmt_in_scope): New function.
(should_warn_for_implicit_fallthrough): New function.
(warn_implicit_fallthrough_r): New function.
(maybe_warn_implicit_fallthrough): New function.
(expand_FALLTHROUGH_r): New function.
(expand_FALLTHROUGH): New function.
(gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
(gimplify_label_expr): New function.
(gimplify_case_label_expr): Set location.
(gimplify_expr): Call gimplify_label_expr.
* internal-fn.c (expand_FALLTHROUGH): New function.
* internal-fn.def (FALLTHROUGH): New internal function.
* langhooks.c (lang_GNU_OBJC): New function.
* langhooks.h (lang_GNU_OBJC): Declare.
* system.h (gcc_fallthrough): Define.
* tree-core.h: Add FALLTHROUGH_LABEL_P comment.
* tree.h (FALLTHROUGH_LABEL_P): Define.
2016-09-26 Richard Biener <rguenther@suse.de>
* dwarf2out.c (stripattributes): Remove unused function.
(DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
Push dwarf_split_debug_info handling into init_sections_and_labels.
(DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
(DEBUG_MACRO_SECTION_FLAGS): Remove.
(debug_macinfo_section_name): New global.
(output_macinfo): Use debug_macinfo_section_name.
(init_sections_and_labels): Split out section and label generation
from dwarf2out_init. Set debug_macinfo_section_name.
(dwarf2out_init): Move text section label generation and emission
to ...
(dwarf2out_assembly_start): ... here.
(dwarf2out_finish): Call init_sections_and_labels before DWARF
output starts.
2016-09-26 Richard Biener <rguenther@suse.de>
PR debug/77692
* cgraphunit.c (analyze_functions): Before early removing
global vars calls the late_global_decl debug handler mark
the variable as readonly.
2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
PR target/51244
* config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
(sh_rtx_costs): Handle SET of movt and movrt patterns.
* cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
declare new overloads.
* config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
operand.
2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2016-09-24 David Edelsohn <dje.gcc@gmail.com>
* configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
* configure: Regenerate.
2016-09-24 Marek Polacek <polacek@redhat.com>
PR c/77490
* doc/invoke.texi: Document -Wbool-operation.
2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
* config/rs6000/rs6000.md (cmpmemsi): New define_expand.
* config/rs6000/rs6000.c (expand_block_compare): New function used by
cmpmemsi pattern to do builtin expansion of memcmp ().
(compute_current_alignment): Add helper function for
expand_block_compare used to compute alignment as the compare proceeds.
(select_block_compare_mode): Used by expand_block_compare to select
the mode used for reading the next chunk of bytes in the compare.
(do_load_for_compare): Used by expand_block_compare to emit the load
insns for the compare.
(rs6000_emit_dot_insn): Moved this function to avoid a forward
reference from expand_block_compare ().
* config/rs6000/rs6000-protos.h (expand_block_compare): Add a
prototype for this function.
* config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
target option for controlling how much code inline expansion of
memcmp() will be allowed to generate.
2016-09-23 Jakub Jelinek <jakub@redhat.com>
* hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
hook_bool_mode_false, hook_bool_mode_true,
hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
hook_bool_const_rtx_insn_const_rtx_insn_true,
hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
hook_bool_const_tree_hwi_hwi_const_tree_false,
hook_bool_const_tree_hwi_hwi_const_tree_true,
default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
hook_bool_const_tree_true, hook_bool_tree_tree_false,
hook_bool_tree_tree_true, hook_bool_tree_bool_false,
hook_bool_rtx_insn_true, hook_bool_rtx_false,
hook_bool_uintp_uintp_false,
hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
hook_rtx_tree_int_null, hook_uint_mode_0,
hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
hook_constcharptr_const_rtx_insn_null,
hook_constcharptr_const_tree_const_tree_null,
hook_constcharptr_int_const_tree_null,
hook_constcharptr_int_const_tree_const_tree_null,
hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
* vec.h (vNULL): Extend comment to say = vNULL initialization
isn't needed for static vars.
* sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
loop_nests, s_i_d, last_added_blocks): Remove unnecessary
= vNULL initialization of file scope vec.
* passes.c (pass_tab, enabled_pass_uid_range_tab,
disabled_pass_uid_range_tab): Likewise.
* haifa-sched.c (sched_luids, h_i_d): Likewise.
* tree-chkp-opt.c (check_infos): Likewise.
* sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
* vec.h (vnull::operator vec): Add constexpr keyword for
C++11 and later.
2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
PR tree-optimization/77654
* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
to duplicate_ssa_name_ptr_info.
2016-09-23 David Malcolm <dmalcolm@redhat.com>
PR preprocessor/77672
* input.c (selftest::test_lexer_string_locations_simple): Update
test to expect location information of the terminator character
at the location of the final closing quote.
(selftest::test_lexer_string_locations_hex): Likewise.
(selftest::test_lexer_string_locations_oct): Likewise.
(selftest::test_lexer_string_locations_letter_escape_1): Likewise.
(selftest::test_lexer_string_locations_letter_escape_2): Likewise.
(selftest::test_lexer_string_locations_ucn4): Likewise.
(selftest::test_lexer_string_locations_ucn8): Likewise.
(selftest::test_lexer_string_locations_u8): Likewise.
(selftest::test_lexer_string_locations_utf8_source): Likewise.
(selftest::test_lexer_string_locations_concatenation_1): Likewise.
(selftest::test_lexer_string_locations_concatenation_2): Likewise.
(selftest::test_lexer_string_locations_concatenation_3): Likewise.
(selftest::test_lexer_string_locations_macro): Likewise.
(selftest::test_lexer_string_locations_long_line): Likewise.
2016-09-23 Richard Biener <rguenther@suse.de>
* tree-ssa-sccvn.c (visit_reference_op_call): Value number
virtual definition to virtual use if the call devirtualizes
to a const or pure function.
(visit_use): Also visit calls we can devirtualize to a
const or pure function.
2016-09-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/77697
* tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
signal error if we have sth ternary or unhandled.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm_neon.h (vabd_f16): New.
(vabdq_f16): New.
(vabs_f16): New.
(vabsq_f16): New.
(vadd_f16): New.
(vaddq_f16): New.
(vcage_f16): New.
(vcageq_f16): New.
(vcagt_f16): New.
(vcagtq_f16): New.
(vcale_f16): New.
(vcaleq_f16): New.
(vcalt_f16): New.
(vcaltq_f16): New.
(vceq_f16): New.
(vceqq_f16): New.
(vceqz_f16): New.
(vceqzq_f16): New.
(vcge_f16): New.
(vcgeq_f16): New.
(vcgez_f16): New.
(vcgezq_f16): New.
(vcgt_f16): New.
(vcgtq_f16): New.
(vcgtz_f16): New.
(vcgtzq_f16): New.
(vcle_f16): New.
(vcleq_f16): New.
(vclez_f16): New.
(vclezq_f16): New.
(vclt_f16): New.
(vcltq_f16): New.
(vcltz_f16): New.
(vcltzq_f16): New.
(vcvt_f16_s16): New.
(vcvt_f16_u16): New.
(vcvt_s16_f16): New.
(vcvt_u16_f16): New.
(vcvtq_f16_s16): New.
(vcvtq_f16_u16): New.
(vcvtq_s16_f16): New.
(vcvtq_u16_f16): New.
(vcvta_s16_f16): New.
(vcvta_u16_f16): New.
(vcvtaq_s16_f16): New.
(vcvtaq_u16_f16): New.
(vcvtm_s16_f16): New.
(vcvtm_u16_f16): New.
(vcvtmq_s16_f16): New.
(vcvtmq_u16_f16): New.
(vcvtn_s16_f16): New.
(vcvtn_u16_f16): New.
(vcvtnq_s16_f16): New.
(vcvtnq_u16_f16): New.
(vcvtp_s16_f16): New.
(vcvtp_u16_f16): New.
(vcvtpq_s16_f16): New.
(vcvtpq_u16_f16): New.
(vcvt_n_f16_s16): New.
(vcvt_n_f16_u16): New.
(vcvtq_n_f16_s16): New.
(vcvtq_n_f16_u16): New.
(vcvt_n_s16_f16): New.
(vcvt_n_u16_f16): New.
(vcvtq_n_s16_f16): New.
(vcvtq_n_u16_f16): New.
(vfma_f16): New.
(vfmaq_f16): New.
(vfms_f16): New.
(vfmsq_f16): New.
(vmax_f16): New.
(vmaxq_f16): New.
(vmaxnm_f16): New.
(vmaxnmq_f16): New.
(vmin_f16): New.
(vminq_f16): New.
(vminnm_f16): New.
(vminnmq_f16): New.
(vmul_f16): New.
(vmul_lane_f16): New.
(vmul_n_f16): New.
(vmulq_f16): New.
(vmulq_lane_f16): New.
(vmulq_n_f16): New.
(vneg_f16): New.
(vnegq_f16): New.
(vpadd_f16): New.
(vpmax_f16): New.
(vpmin_f16): New.
(vrecpe_f16): New.
(vrecpeq_f16): New.
(vrnd_f16): New.
(vrndq_f16): New.
(vrnda_f16): New.
(vrndaq_f16): New.
(vrndm_f16): New.
(vrndmq_f16): New.
(vrndn_f16): New.
(vrndnq_f16): New.
(vrndp_f16): New.
(vrndpq_f16): New.
(vrndx_f16): New.
(vrndxq_f16): New.
(vrsqrte_f16): New.
(vrsqrteq_f16): New.
(vrecps_f16): New.
(vrecpsq_f16): New.
(vrsqrts_f16): New.
(vrsqrtsq_f16): New.
(vsub_f16): New.
(vsubq_f16): New.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config.gcc (extra_headers): Add arm_fp16.h
* config/arm/arm_fp16.h: New.
* config/arm/arm_neon.h: Include "arm_fp16.h".
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
variants).
(vmulf): New (v8hf, v4hf variants).
(vfma): New (v8hf, v4hf variants).
(vfms): New (v8hf, v4hf variants).
(vsub): New (v8hf, v4hf variants).
(vcage): New (v8hf, v4hf variants).
(vcagt): New (v8hf, v4hf variants).
(vcale): New (v8hf, v4hf variants).
(vcalt): New (v8hf, v4hf variants).
(vceq): New (v8hf, v4hf variants).
(vcgt): New (v8hf, v4hf variants).
(vcge): New (v8hf, v4hf variants).
(vcle): New (v8hf, v4hf variants).
(vclt): New (v8hf, v4hf variants).
(vceqz): New (v8hf, v4hf variants).
(vcgez): New (v8hf, v4hf variants).
(vcgtz): New (v8hf, v4hf variants).
(vcltz): New (v8hf, v4hf variants).
(vclez): New (v8hf, v4hf variants).
(vabd): New (v8hf, v4hf variants).
(vmaxf): New (v8hf, v4hf variants).
(vmaxnm): New (v8hf, v4hf variants).
(vminf): New (v8hf, v4hf variants).
(vminnm): New (v8hf, v4hf variants).
(vpmaxf): New (v4hf variant).
(vpminf): New (v4hf variant).
(vpadd): New (v4hf variant).
(vrecps): New (v8hf, v4hf variants).
(vrsqrts): New (v8hf, v4hf variants).
(vabs): New (v8hf, v4hf variants).
(vneg): New (v8hf, v4hf variants).
(vrecpe): New (v8hf, v4hf variants).
(vrnd): New (v8hf, v4hf variants).
(vrnda): New (v8hf, v4hf variants).
(vrndm): New (v8hf, v4hf variants).
(vrndn): New (v8hf, v4hf variants).
(vrndp): New (v8hf, v4hf variants).
(vrndx): New (v8hf, v4hf variants).
(vrsqrte): New (v8hf, v4hf variants).
(vmul_lane): Add v4hf and v8hf variants.
(vmul_n): Add v4hf and v8hf variants.
(vext): New (v8hf, v4hf variants).
(vcvts): New (v8hi, v4hi variants).
(vcvts): New (v8hf, v4hf variants).
(vcvtu): New (v8hi, v4hi variants).
(vcvtu): New (v8hf, v4hf variants).
(vcvts_n): New (v8hf, v4hf variants).
(vcvtu_n): New (v8hi, v4hi variants).
(vcvts_n): New (v8hi, v4hi variants).
(vcvtu_n): New (v8hf, v4hf variants).
(vbsl): New (v8hf, v4hf variants).
(vcvtas): New (v8hf, v4hf variants).
(vcvtau): New (v8hf, v4hf variants).
(vcvtms): New (v8hf, v4hf variants).
(vcvtmu): New (v8hf, v4hf variants).
(vcvtns): New (v8hf, v4hf variants).
(vcvtnu): New (v8hf, v4hf variants).
(vcvtps): New (v8hf, v4hf variants).
(vcvtpu): New (v8hf, v4hf variants).
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm-builtins.c (hf_UP): New.
(si_UP): New.
(vfp_builtin_data): New. Update comment.
(enum arm_builtins): Include "arm_vfp_builtins.def".
(ARM_BUILTIN_VFP_PATTERN_START): New.
(arm_init_vfp_builtins): New.
(arm_init_builtins): Add arm_init_vfp_builtins.
(arm_expand_vfp_builtin): New.
(arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
long line.
* config/arm/arm_vfp_builtins.def: New file.
* config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
(arm-builtins.o): Likewise.
2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
PR ipa/77677
* ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
from constant while creating value range.
2016-09-23 Renlin Li <renlin.li@arm.com>
* ira.c (ira): Move ira_use_lra_p initialization code to ...
(ira_init_once): Here.
2016-09-23 Uros Bizjak <ubizjak@gmail.com>
Jakub Jelinek <jakub@redhat.com>
* hooks.h (hook_uint_uintp_false): Rename to...
(hook_bool_uint_uintp_false): ... this.
* hooks.c (hook_uint_uintp_false): Rename to...
(hook_bool_uint_uintp_false): ... this.
* target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
instead of hook_uint_uintp_false.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm-builtins.c (arm_init_neon_builtin): New.
(arm_init_builtins): Move body of a loop to the standalone
function arm_init_neon_builtin.
(arm_expand_neon_builtin_1): New. Update comment. Function body
moved from arm_neon_builtin with some white-space fixes.
(arm_expand_neon_builtin): Move code into the standalone function
arm_expand_neon_builtin_1.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/iterators.md (VCVTHI): New.
(NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
(NEON_VAGLTE): New.
(VFM_LANE_AS): New.
(VH_CVTTO): New.
(V_reg): Add HF, V4HF and V8HF. Fix white-space.
(V_HALF): Add V4HF. Fix white-space.
(V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
(V_s_elem): Likewise.
(V_sz_elem): Fix white-space.
(V_elem_ch): Likewise.
(VH_elem_ch): New.
(scalar_mul_constraint): Add V8HF and V4HF.
(Is_float_mode): Fix white-space.
(Is_d_reg): Add V4HF and V8HF. Fix white-space.
(q): Add HF. Fix white-space.
(float_sup): New.
(float_SUP): New.
(cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
(neon_vfm_lane_as): New.
* config/arm/neon.md (add<mode>3_fp16): New.
(sub<mode>3_fp16): New.
(mul<mode>3add<mode>_neon): New.
(fma<VH:mode>4_intrinsic): New.
(fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
(fmsub<VH:mode>4_intrinsic): New.
(<absneg_str><mode>2): New.
(neon_v<absneg_str><mode>): New.
(neon_v<fp16_rnd_str><mode>): New.
(neon_vrsqrte<mode>): New.
(neon_vpaddv4hf): New.
(neon_vadd<mode>): New.
(neon_vsub<mode>): New.
(neon_vmulf<mode>): New.
(neon_vfma<VH:mode>): New.
(neon_vfms<VH:mode>): New.
(neon_vc<cmp_op><mode>): New.
(neon_vc<cmp_op><mode>_fp16insn): New
(neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
(neon_vca<cmp_op><mode>): New.
(neon_vca<cmp_op><mode>_fp16insn): New.
(neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
(neon_vc<cmp_op>z<mode>): New.
(neon_vabd<mode>): New.
(neon_v<maxmin>f<mode>): New.
(neon_vp<maxmin>fv4hf: New.
(neon_<fmaxmin_op><mode>): New.
(neon_vrecps<mode>): New.
(neon_vrsqrts<mode>): New.
(neon_vrecpe<mode>): New (VH variant).
(neon_vdup_lane<mode>_internal): New.
(neon_vdup_lane<mode>): New.
(neon_vcvt<sup><mode>): New (VCVTHI variant).
(neon_vcvt<sup><mode>): New (VH variant).
(neon_vcvt<sup>_n<mode>): New (VH variant).
(neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
(neon_vcvt<vcvth_op><sup><mode>): New.
(neon_vmul_lane<mode>): New.
(neon_vmul_n<mode>): New.
* config/arm/unspecs.md (UNSPEC_VCALE): New
(UNSPEC_VCALT): New.
(UNSPEC_VFMA_LANE): New.
(UNSPECS_VFMS_LANE): New.
2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
("*extzv<mode><clobbercc_or_nocc>"):
Correct a typo in a comment.
Merged patterns.
("*insv<mode>_zEC12", "*insv<mode>_z10")
("*insv<mode><clobbercc_or_nocc>"): Ditto.
("*insv<mode>_zEC12_appendbitsleft")
("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
("*insv<mode>_z10_appendbitsleft"): Ditto.
("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
Provide pattern with operands switched.
("*pre_z10_extv<mode>"):
Use new subst patterns.
("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
("*<risbg_n>_<mode>_ior_and_lshiftrt")
("*<risbg_n>_sidi_ior_and_lshiftrt")
("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
New patterns.
("*extzv_<mode>_sll", "*extzv_<mode>_srl")
("*extzv_<mode>_srl<clobbercc_or_nocc>")
("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
on zEC12.
("SINT"): New mode_iterator with SI, HI, QI.
* config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
duplication.
2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
new interface of s390_contiguous_bitmask_p.
("contiguous_bitmask_nowrap_operand"): New predicate.
("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
* config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
of s390_contiguous_bitmask_p.
("NxxDw"): Rename NxxDq constraint to NxxDw.
("NxxSw"): New constraint.
* config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
* config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
interface.
(s390_contiguous_bitmask_nowrap_p): Export.
* config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
former s390_contiguous_bitmask_p.
(s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
detect contiguous bit ranges with wraparound. Change signature to
return START and END position instead of POS and LENGTH.
(s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
ranges with wraparound.
(s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
(s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
Adapt to new signature of s390_contiguous_bitmask_p.
2016-09-23 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
(create_intersect_range_checks): New.
(vect_create_cond_for_alias_checks): Call above function.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/iterators.md (Code iterators): Fix some white-space
in the comments.
(GLTE): New.
(ABSNEG): New
(FCVT): Moved from vfp.md.
(VCVT_HF_US_N): New.
(VCVT_SI_US_N): New.
(VCVT_HF_US): New.
(VCVTH_US): New.
(FP16_RND): New.
(absneg_str): New.
(FCVTI32typename): Moved from vfp.md.
(sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
(vcvth_op): New.
(fp16_rnd_str): New.
(fp16_rnd_insn): New.
* config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
(UNSPEC_VCVT_HF_U_N): New.
(UNSPEC_VCVT_SI_S_N): New.
(UNSPEC_VCVT_SI_U_N): New.
(UNSPEC_VCVTH_S): New.
(UNSPEC_VCVTH_U): New.
(UNSPEC_VCVTA_S): New.
(UNSPEC_VCVTA_U): New.
(UNSPEC_VCVTM_S): New.
(UNSPEC_VCVTM_U): New.
(UNSPEC_VCVTN_S): New.
(UNSPEC_VCVTN_U): New.
(UNSPEC_VCVTP_S): New.
(UNSPEC_VCVTP_U): New.
(UNSPEC_VCVTP_S): New.
(UNSPEC_VCVTP_U): New.
(UNSPEC_VRND): New.
(UNSPEC_VRNDA): New.
(UNSPEC_VRNDI): New.
(UNSPEC_VRNDM): New.
(UNSPEC_VRNDN): New.
(UNSPEC_VRNDP): New.
(UNSPEC_VRNDX): New.
* config/arm/vfp.md (<absneg_str>hf2): New.
(neon_vabshf): New.
(neon_v<fp16_rnd_str>hf): New.
(neon_vrndihf): New.
(addhf3): New.
(subhf3): New.
(divhf3): New.
(mulhf3): New.
(*mulsf3neghf_vfp): New.
(*negmulhf3_vfp): New.
(*mulsf3addhf_vfp): New.
(*mulhf3subhf_vfp): New.
(*mulhf3neghfaddhf_vfp): New.
(*mulhf3neghfsubhf_vfp): New.
(fmahf4): New.
(neon_vfmahf): New.
(fmsubhf4_fp16): New.
(neon_vfmshf): New.
(*fnmsubhf4): New.
(*fnmaddhf4): New.
(neon_vsqrthf): New.
(neon_vrsqrtshf): New.
(FCVT): Move to iterators.md.
(FCVTI32typename): Likewise.
(neon_vcvth<sup>hf): New.
(neon_vcvth<sup>si): New.
(neon_vcvth<sup>_nhf_unspec): New.
(neon_vcvth<sup>_nhf): New.
(neon_vcvth<sup>_nsi_unspec): New.
(neon_vcvth<sup>_nsi): New.
(neon_vcvt<vcvth_op>h<sup>si): New.
(neon_<fmaxmin_op>hf): New.
2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
("*insv<mode>_zEC12_appendbitsleft")
("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
("*r<noxa>sbg_<mode>_srl"): Use new attributes.
2016-09-23 Jakub Jelinek <jakub@redhat.com>
* ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
* sreal.h (sreal::min, sreal::max): Avoid static local vars,
construct values without normalization.
* tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
static local lhs_ops to vNULL.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
Jiong Wang <jiong.wang@arm.com>
* config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
available when FP16 instructions are available.
(output_move_vfp): Add support for 16-bit data moves.
(arm_validize_comparison): Fix some white-space. Support HFmode
by conversion to SFmode.
* config/arm/arm.md (truncdfhf2): Fix a comment.
(extendhfdf2): Likewise.
(cstorehf4): New.
(movsicc): Fix some white-space.
(movhfcc): New.
(movsfcc): Fix some white-space.
(*cmovhf): New.
* config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
instructions are available.
(*thumb2_movhi_vfp): Likewise.
(*arm_movhi_fp16): New.
(*thumb2_movhi_fp16): New.
(*movhf_vfp_fp16): New.
(*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
(*movhf_vfp): Likewise.
(extendhfsf2): Enable when VFP FP16 instructions are available.
(truncsfhf2): Enable when VFP FP16 instructions are available.
2016-09-23 Martin Liska <mliska@suse.cz>
* config/s390/vx-builtins.md: Replace 'adress' with 'address'.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
V4HF modes.
(arm_evpc_neon_vtrn): Likewise.
(arm_evpc_neon_vrev): Likewise.
(arm_evpc_neon_vext): Likewise.
* config/arm/arm_neon.h (vbsl_f16): New.
(vbslq_f16): New.
(vdup_n_f16): New.
(vdupq_n_f16): New.
(vdup_lane_f16): New.
(vdupq_lane_f16): New.
(vext_f16): New.
(vextq_f16): New.
(vmov_n_f16): New.
(vmovq_n_f16): New.
(vrev64_f16): New.
(vrev64q_f16): New.
(vtrn_f16): New.
(vtrnq_f16): New.
(vuzp_f16): New.
(vuzpq_f16): New.
(vzip_f16): New.
(vzipq_f16): New.
* config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
(vdup_lane): New (v8hf, v4hf variants).
(vext): New (v8hf, v4hf variants).
(vbsl): New (v8hf, v4hf variants).
* config/arm/iterators.md (VDQWH): New.
(VH): New.
(V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
(Scalar_mul_8_16): Fix white-space.
(Is_d_reg): Add V4HF and V8HF.
* config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
(neon_vdup_lane<mode>): New.
(neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
(*neon_vtrn<mode>_insn): Likewise.
(neon_vzip<mode>_internal): Likewise. Also fix white-space.
(*neon_vzip<mode>_insn): Likewise
(neon_vuzp<mode>_internal): Likewise.
(*neon_vuzp<mode>_insn): Likewise
* config/arm/vec-common.md (vec_perm_const<mode>): New.
2016-09-23 Jiong Wang <jiong.wang@arm.com>
Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
(arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
* config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
available. Also fix some white-space.
* config/arm/vfp.md (*arm_movhi_vfp): New.
(*thumb2_movhi_vfp): New.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm-c.c (arm_cpu_builtins): Define
"__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
"__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
arm_v8_2a_fp16_neon_hw.
(Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
arm_v8_2a_neon.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* doc/sourcebuild.texi (ARM-specific attributes): Add entries for
arm_fp16_alternative_ok and arm_fp16_none_ok.
2016-09-23 Martin Liska <mliska@suse.cz>
* ipa-icf.c (sem_variable::merge): Replace adress with address.
2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
* config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
("armv8.2-a"): New.
("armv8.2-a+fp16"): New.
* config/arm/arm-protos.h (FL2_ARCH8_2): New.
(FL2_FP16INST): New.
(FL2_FOR_ARCH8_2A): New.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm.c (arm_arch8_2): New.
(arm_fp16_inst): New.
(arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
for incompatible fp16-format settings.
* config/arm/arm.h (TARGET_VFP_FP16INST): New.
(TARGET_NEON_FP16INST): New.
(arm_arch8_2): Declare.
(arm_fp16_inst): Declare.
* config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
march=armv8.2-a and march=armv8.2-a+fp16.
* config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
and armv8.2-a+fp16.
* doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
"-march=armv8.2-a" and "-march=armv8.2-a+fp16".
2016-09-23 Martin Liska <mliska@suse.cz>
* doc/extend.texi: Remove fused-madd from i386 target options.
2016-09-23 Martin Liska <mliska@suse.cz>
* config/i386/i386.c (ix86_valid_target_attribute_inner_p):
Handle movbe.
2016-09-23 Martin Liska <mliska@suse.cz>
* config/i386/i386.c (ix86_valid_target_attribute_inner_p):
Handle crc32.
2016-09-23 Martin Liska <mliska@suse.cz>
PR target/71652
* config/i386/i386.c (ix86_option_override_internal): Change
signature and return false when there's an error related to
arch string.
(release_options_strings): New function.
(ix86_valid_target_attribute_tree): Call the function.
2016-09-23 Jakub Jelinek <jakub@redhat.com>
* hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
(gen_hsa_ctor_assignment): Likewise.
* print-tree.c (print_node): Likewise.
* tree-dump.c (dequeue_and_dump): Likewise.
* tree-sra.c (sra_modify_constructor_assign): Likewise.
* expr.c (store_constructor): Likewise.
* fold-const.c (operand_equal_p): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
* hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
* ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
2016-09-23 Richard Biener <rguenther@suse.de>
* hooks.h (hook_uint_uintp_false): Declare.
2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
* config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
(avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
2016-09-22 Martin Sebor <msebor@redhat.com>
PR target/77676
* gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
HOST_BITS_PER_WIDE_INT, make a static local variable auto.
(target_int_min): Correct computation.
(format_integer): Use long long as the argument for the ll length
modifier.
(format_floating): Use target_int_max().
(get_string_length): Same.
(format_string): Avoid setting the bounded flag for strings
of unknown length.
(try_substitute_return_value): Avoid setting range info when
the result isn't bounded.
* varasm.c (assemble_name): Increase buffer size.
2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
Terry Guo <terry.guo@arm.com>
* target.def (elf_flags_numeric): New target hook.
* targhooks.h (default_asm_elf_flags_numeric): New.
* varasm.c (default_asm_elf_flags_numeric): New.
(default_elf_asm_named_section): Use new target hook.
* config/arm/arm.opt (mpure-code): New.
* config/arm/arm.h (SECTION_ARM_PURECODE): New.
* config/arm/arm.c (arm_asm_init_sections): Add section
attribute to default text section if -mpure-code.
(arm_option_check_internal): Diagnose use of option with
non supported targets and/or options.
(arm_asm_elf_flags_numeric): New.
(arm_function_section): New.
(arm_elf_section_type_flags): New.
* config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
for -mpure-code.
* doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
* doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
2016-09-22 Jan Hubicka <hubicka@ucw.cz>
* regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
* rtl.h: Adjust prototype.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
(prev_active_insn): Likewise.
(active_insn_p): Likewise.
* rtl.h: Adjust prototypes.
* cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
* config/arc/arc.md: Likewise.
* config/pa/pa.c (branch_to_delay_slot_p): Likewise.
(branch_needs_nop_p): Likewise.
(use_skip_p): Likewise.
* config/sh/sh.c (gen_block_redirect): Likewise.
(split_branches): Likewise.
* reorg.c (optimize_skip): Likewise.
(fill_simple_delay_slots): Likewise.
(fill_slots_from_thread): Likewise.
(relax_delay_slots): Likewise.
* resource.c (mark_target_live_regs): Likewise.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/cris/cris.c (cris_asm_output_case_end): Change argument
type to rtx_insn *.
* emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
(prev_nonnote_nondebug_insn): Likewise.
* config/cris/cris-protos.h: Adjust prototype.
* rtl.h: Likewise.
* jump.c (rtx_renumbered_equal_p): Adjust.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
* rtl.h: Adjust prototype.
* config/sh/sh.md: Adjust.
* dwarf2out.c (add_var_loc_to_decl): Likewise.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
(prev_nondebug_insn): Likewise.
* loop-doloop.c (doloop_condition_get): Likewise.
* rtl.h: Adjust prototype.
* cfgloop.h: Likewise.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
(prev_nonnote_insn): Likewise.
* jump.c (reversed_comparison_code_parts): Likewise.
(reversed_comparison): Likewise.
* rtl.h: Adjust prototypes.
* config/arc/arc.md: Adjust.
* cse.c (find_comparison_args): Likewise.
* reorg.c (redundant_insn): Change return type to rtx_insn *.
(fix_reg_dead_note): Change argument type to rtx_insn *.
(delete_prior_computation): Likewise.
(delete_computation): Likewise.
(fill_slots_from_thread): Adjust.
(relax_delay_slots): Likewise.
* simplify-rtx.c (simplify_unary_operation_1): Likewise.
(simplify_relational_operation_1): Likewise.
(simplify_ternary_operation): Likewise.
2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/arc/arc-protos.h (arc_label_align): Change type of
variables from rtx to rtx_insn *.
* config/arc/arc.c (arc_label_align): Likewise.
* config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
* config/bfin/bfin.c (workaround_speculation): Likewise.
* config/c6x/c6x.c (find_next_cycle_insn): Likewise.
(find_last_same_clock): Likewise.
(reorg_split_calls): Likewise.
* config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
* config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
* config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
(same_cmp_following_p): Likewise.
* config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
(same_cmp_following_p): Likwise.
* config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
* config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
* config/nds32/nds32.c (nds32_target_alignment): Likewise.
* config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
(rl78_alloc_physical_registers_cmp): Likewise.
(rl78_alloc_physical_registers_umul): Likewise.
(rl78_calculate_death_notes): Likewise.
* config/s390/s390-protos.h (s390_label_align): Likewise.
* config/s390/s390.c (s390_label_align): Likewise.
* config/sh/sh.c (barrier_align): Likewise.
* config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
* config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
(emit_cbcond_nop): Likewise.
2016-09-22 Martin Liska <mliska@suse.cz>
PR ipa/77653
* ipa-icf.c (sem_variable::merge): Yield merge operation if
alias address matters, not necessarily address of original.
2016-09-22 Richard Biener <rguenther@suse.de>
PR middle-end/77697
* gimple-fold.c (fold_array_ctor_reference): Turn asserts into
fold fails.
2016-09-22 Richard Biener <rguenther@suse.de>
PR middle-end/77677
* gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
from constant folding results.
(gimple_resimplify2): Likewise.
(gimple_resimplify3): Likewise.
2016-09-22 Richard Biener <rguenther@suse.de>
PR middle-end/77678
* expr.c (expand_expr_real_1): Guard array access against negative
offset.
2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
of MPFR_RNDN.
(format_floating): Likewise.
2016-09-22 Jakub Jelinek <jakub@redhat.com>
PR fortran/77665
* tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
for all IFN_GOMP_SIMD_* internal fns, not just for
IFN_GOMP_SIMD_ORDERED_*.
2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/77670
* config/rs6000/predicates.md (invert_fpmask_comparison_operator):
New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
instructions when you want to invert the test.
* config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
correct order for XXSEL.
(mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
for using XSCMP{EQ,GT,GE}DP.
2016-09-21 David Malcolm <dmalcolm@redhat.com>
* genconstants.c (main): Introduce noop_reader and convert call
to read_md_files to a method call.
* genenums.c (main): Likewise.
* genmddeps.c (main): Likewise.
* genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
rtx_reader_ptr->get_top_level_filename ().
(write_tm_preds_h): Likewise.
(write_insn_preds_c): Likewise.
* gensupport.c (class gen_reader): New subclass of rtx_reader.
(rtx_handle_directive): Convert to...
(gen_reader::handle_unknown_directive): ...this.
(init_rtx_reader_args_cb): Convert return type from bool to
rtx_reader *. Create a gen_reader instance, using it for the
call to read_md_files. Return it if no errors occur.
(init_rtx_reader_args): Convert return type from bool to
rtx_reader *.
* gensupport.h (init_rtx_reader_args_cb): Likewise.
(init_rtx_reader_args_cb): Likewise.
* read-md.c (struct file_name_list): Move to class rtx_reader.
(read_md_file): Delete in favor of rtx_reader::m_read_md_file.
(read_md_filename): Delete in favor of
rtx_reader::m_read_md_filename.
(read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
(in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
(base_dir): Delete in favor of rtx_reader::m_base_dir.
(first_dir_md_include): Delete in favor of
rtx_reader::m_first_dir_md_include.
(last_dir_md_include_ptr): Delete in favor of
rtx_reader::m_last_dir_md_include_ptr.
(max_include_len): Delete.
(rtx_reader_ptr): New.
(fatal_with_file_and_line): Use get_filename and get_lineno
accessors of rtx_reader_ptr.
(require_char_ws): Likewise.
(rtx_reader::read_char): New method, based on ::read_char.
(rtx_reader::unread_char): New method, based on ::unread_char.
(read_escape): Use get_filename and get_lineno accessors of
rtx_reader_ptr.
(read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
(read_string): Use get_filename and get_lineno accessors of
rtx_reader_ptr.
(rtx_reader::rtx_reader): New ctor.
(rtx_reader::~rtx_reader): New dtor.
(handle_include): Convert from a function to...
(rtx_reader::handle_include): ...this method, converting
handle_directive from a callback to a virtual function.
(handle_file): Likewise, converting to...
(rtx_reader::handle_file): ...this method.
(handle_toplevel_file): Likewise, converting to...
(rtx_reader::handle_toplevel_file): ...this method.
(rtx_reader::get_current_location): New method.
(parse_include): Convert from a function to...
(rtx_reader::add_include_path): ...this method, dropping redundant
update to unused max_include_len.
(read_md_files): Convert from a function to...
(rtx_reader::read_md_files): ...this method, converting
handle_directive from a callback to a virtual function.
(noop_reader::handle_unknown_directive): New method.
* read-md.h (directive_handler_t): Delete this typedef.
(in_fname): Delete.
(read_md_file): Delete.
(read_md_lineno): Delete.
(read_md_filename): Delete.
(class rtx_reader): New class.
(rtx_reader_ptr): New decl.
(class noop_reader): New subclass of rtx_reader.
(read_char): Reimplement in terms of rtx_reader::read_char.
(unread_char): Reimplement in terms of rtx_reader::unread_char.
(read_md_files): Delete.
* read-rtl.c (read_rtx_code): Update for deletion of globals
read_md_filename and read_md_lineno.
2016-09-21 Jason Merrill <jason@redhat.com>
* input.h (from_macro_definition_at): New.
2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
* doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR tree-optimization/77550
* tree-vect-stmts.c (create_array_ref): Change parameters.
(get_group_alias_ptr_type): New function.
(vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
2016-09-21 Marek Polacek <polacek@redhat.com>
* gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
Add falls through comment.
2016-09-21 Richard Biener <rguenther@suse.de>
* dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
(replace_child): Likewise.
(remove_child_TAG): Adjust.
(move_marked_base_types): Likewise.
(prune_unused_types_prune): Clear die_sib of removed children.
2016-09-21 Georg-Johann Lay <avr@gjlay.de>
PR target/77326
* config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
touches some regs mentioned in cc_status, do CC_STATUS_INIT.
2016-09-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/77648
* tree-ssa-structalias.c (process_constraint): Handle all DEREF
with complex RHS.
(make_transitive_closure_constraints): Adjust comment.
(make_any_offset_constraints): New function.
(handle_rhs_call): Make sure to first expand a pointer to all
subfields before transitively closing it.
(handle_const_call): Likewise. Properly expand returned
pointers as well.
(handle_pure_call): Likewise.
2016-09-21 Richard Biener <rguenther@suse.de>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/77621
* tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
group at non-vectorizable stmts.
2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
PR tree-optimization/72835
* tree-ssa-reassoc.c (make_new_ssa_for_def): New.
(make_new_ssa_for_all_defs): Likewise.
(zero_one_operation): Replace all SSA_NAMEs defined in the chain.
2016-09-20 Martin Sebor <msebor@redhat.com>
PR middle-end/49905
* Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
* config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
* config/linux.c (gnu_libc_printf_pointer_format): New function.
* config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
* config/sol2.c (solaris_printf_pointer_format): New function.
* doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
options.
* doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
* doc/tm.texi: Regenerate.
* gimple-fold.h (get_range_strlen): New function.
(get_maxval_strlen): Declare existing function.
* gimple-fold.c (get_range_strlen): Add arguments and compute both
maximum and minimum.
(get_range_strlen): Define overload.
(get_maxval_strlen): Adjust.
* gimple-ssa-sprintf.c: New file and pass.
* passes.def (pass_sprintf_length): Add new pass.
* targhooks.h (default_printf_pointer_format): Declare new function.
(gnu_libc_printf_pointer_format): Same.
(solaris_libc_printf_pointer_format): Same.
* targhooks.c (default_printf_pointer_format): Define new function.
* tree-pass.h (make_pass_sprintf_length): Declare new function.
* print-tree.c: Increase buffer size.
2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* common.opt: New option -fipa-vrp.
* ipa-cp.c (ipa_get_vr_lat): New.
(ipcp_vr_lattice::print): Likewise.
(print_all_lattices): Call ipcp_vr_lattice::print.
(ipcp_vr_lattice::meet_with): New.
(ipcp_vr_lattice::meet_with_1): Likewise.
(ipcp_vr_lattice::top_p): Likewise.
(ipcp_vr_lattice::bottom_p): Likewsie.
(ipcp_vr_lattice::set_to_bottom): Likewise.
(set_all_contains_variable): Call VR set_to_bottom.
(initialize_node_lattices): Init VR lattices.
(propagate_vr_accross_jump_function): New.
(propagate_constants_accross_call): Call
propagate_vr_accross_jump_function.
(ipcp_store_vr_results): New.
(ipcp_driver): Handle VR.
* ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
(ipa_set_jf_unknown): Likewise.
(ipa_compute_jump_functions_for_edge): Likewise.
(ipa_node_params_t::duplicate): Likewise.
(ipa_write_jump_function): Likewise.
(ipa_read_jump_function): Likewise.
(write_ipcp_transformation_info): Likewise.
(read_ipcp_transformation_info): Likewise.
(ipcp_update_vr): New.
(ipcp_transform_function): Handle VR.
* ipa-prop.h (struct ipa_vr): New.
* cgraph.c: Include tree-vrp.h.
* cgraphunit.c: Likewise.
* ipa-utils.c: Likewise.
* ipa.c: Likewise.
* opts.c: Likewise.
* toplev.c: Likewise.
* ipa-devirt.c: Likewise.
* ipa-inline-transform.c: Likewise.
* ipa-inline.c: Likewise.
* ipa-profile.c: Likewise.
2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
* doc/invoke.texi: Document -fdump-tree-evrp.
* passes.def: Define new pass_early_vrp.
* timevar.def: Define new TV_TREE_EARLY_VRP.
* tree-pass.h (make_pass_early_vrp): New.
* tree-ssa-propagate.c: Make replace_uses_in non static.
* tree-ssa-propagate.h: Export replace_uses_in.
* tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
(extract_range_from_assert): Factor out
extract_range_for_var_from_comparison_expr.
(vrp_initialize_lattice): New.
(vrp_initialize): Factor out vrp_initialize_lattice.
(vrp_valueize): Fix it to reject complex value ranges.
(vrp_free_lattice): New.
(evrp_dom_walker::before_dom_children): Likewise.
(evrp_dom_walker::after_dom_children): Likewise.
(evrp_dom_walker::push_value_range): Likewise.
(evrp_dom_walker::pop_value_range): Likewise.
(execute_early_vrp): Likewise.
(execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
(make_pass_early_vrp): New.
2016-09-20 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
instead of exact_log2.
2016-09-20 Uros Bizjak <ubizjak@gmail.com>
PR target/77621
* config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
(ix86_add_stmt_cost): Penalize DFmode vector operations
for !TARGET_VECTORIZE_DOUBLE.
2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
* doc/invoke.texi (Warning Options): Simplify language.
(Optimize Options): Complete sentence.
2016-09-20 David Edelsohn <dje.gcc@gmail.com>
* dbxout.c (xcoff_debug_hooks): Add filename parameter to
early_finish hook.
2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71395
* config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
inits on power8 and above, use the VMRGEW instruction instead of a
permute.
* config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
(p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
initialization.
2016-09-20 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/arm_neon.h
(vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
(vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
(vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config/var/vax.h (ELIMINABLE_REGS): Define.
(INITIAL_ELIMINATION_OFFSET): Define.
2016-09-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/77624
* builtins.c (fold_builtin_atomic_always_lock_free): Only look through
cast to void * if the cast is from some other pointer type.
2016-09-20 Richard Biener <rguenther@suse.de>
PR tree-optimization/77646
* tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
a VDEF.
2016-09-20 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/arm_neon.h: Add gnu_inline and artificial
attributes to all inlined functions and make them extern.
2016-09-20 Richard Biener <rguenther@suse.de>
* debug.h (gcc_debug_hooks): Add filename parameter to early_finish
hook.
* debug.c (do_nothing_debug_hooks): Adjust.
* dbxout.c (dbx_debug_hooks): Likewise.
* sdbout.c (sdb_debug_hooks): Likewise.
* dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
(dwarf2out_finish): Move producer, filename and
path annotation ...
(dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
* cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR c++/77434
* doc/invoke.texi: Document -Wint-in-bool-context.
PR middle-end/77421
* dwarf2out.c (output_loc_operands): Fix an assertion.
2016-09-19 Joseph Myers <joseph@codesourcery.com>
* ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
(CR_DECIMAL_DIG): New macro.
2016-09-19 Joseph Myers <joseph@codesourcery.com>
* ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
element.
2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/77416
* lra-remat.c (operand_to_remat): Process hard coded insn
registers.
2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* simplify-rtx.c (simplify_relational_operation_1): Add transformation
(GTU (PLUS a C) (C - 1)) --> (LTU a -C).
2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
* target.def (lra_p): Wordsmithing.
* doc/tm.texi: Regenerate.
2016-09-19 Jakub Jelinek <jakub@redhat.com>
Jan Hubicka <jh@suse.cz>
PR target/77587
* cgraph.c (cgraph_node::rtl_info): Pass &avail to
ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
Call ultimate_alias_target just once, not up to 4 times.
2016-09-19 Richard Biener <rguenther@suse.de>
* dwarf2out.c (early_dwarf_finished): New global.
(set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
is false.
(dwarf2out_early_finish): Set early_dwarf_finished at the end,
if called from LTO exit early.
(dwarf2out_late_global_decl): When being during the early
debug phase do not add locations but only const value attributes.
Adjust the way we generate early DIEs for LTO.
2016-09-19 Richard Biener <rguenther@suse.de>
PR middle-end/77605
* tree-data-ref.c (analyze_subscript_affine_affine): Use the
proper niter to bound the loops.
2016-09-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/77514
* tree-ssa-pre.c (create_expression_by_pieces): Optimize
search for folded stmt.
2016-09-17 Jan Hubicka <hubicka@ucw.cz>
* passes.def (pass_early_thread_jumps): Schedule after forwprop.
* tree-pass.h (make_pass_early_thread_jumps): Declare.
* tree-ssa-threadbackward.c (fsm_find_thread_path,
fsm_find_thread_path, profitable_jump_thread_path,
fsm_find_control_statement_thread_paths,
find_jump_threads_backwards): Add speed_p parameter.
(pass_data_early_thread_jumps): New pass.
(make_pass_early_thread_jumps): New function.
2016-09-17 Andreas Schwab <schwab@suse.de>
* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
* recog.c (rest_of_handle_split_after_reload): Delete.
(pass_split_after_reload::gate): New method.
(pass_split_after_reload::execute): Call split_all_insns directly.
2016-09-16 Jonathan Wakely <jwakely@redhat.com>
* doc/extend.texi (Integer Overflow Builtins): Fix type of out
parameters for functions taking long long arguments.
2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/77613
* config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
splat with truncate.
2016-09-16 Jason Merrill <jason@redhat.com>
* hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
New.
* hwint.c (exact_log2): Use pow2p_hwi.
(ctz_hwi, ffs_hwi): Use least_bit_hwi.
* alias.c (memrefs_conflict_p): Use pow2_or_zerop.
* builtins.c (get_object_alignment_2, get_object_alignment)
(get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
least_bit_hwi.
* calls.c (compute_argument_addresses, store_one_arg): Use
least_bit_hwi.
* cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
* combine.c (force_to_mode): Use least_bit_hwi.
(contains_muldiv, find_split_point, combine_simplify_rtx)
(simplify_if_then_else, simplify_set, force_to_mode)
(if_then_else_cond, simplify_and_const_int_1)
(simplify_compare_const): Use pow2p_hwi.
* cse.c (fold_rtx): Use pow2p_hwi.
* emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
Use least_bit_hwi.
* expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
(init_expmed_one_conv): Use pow2p_hwi.
* expr.c (is_aligning_offset): Use pow2p_hwi.
* fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
(fold_binary_loc): Use pow2p_hwi.
* function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
* gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
* gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
* hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
Use least_bit_hwi.
* ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
* ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
* ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
* omp-low.c (oacc_loop_fixed_partitions)
(oacc_loop_auto_partitions): Use least_bit_hwi.
* rtlanal.c (nonzero_bits1): Use ctz_or_zero.
* stor-layout.c (place_field): Use least_bit_hwi.
* tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
* tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
* tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
* tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
* tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
* tree-vect-data-refs.c (vect_analyze_group_access_1)
(vect_grouped_store_supported, vect_grouped_load_supported)
(vect_permute_load_chain, vect_shift_permute_load_chain)
(vect_transform_grouped_load): Use pow2p_hwi.
* tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
* tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
* tree-vect-stmts.c (vectorizable_mask_load_store): Use
least_bit_hwi.
* tsan.c (instrument_expr): Use least_bit_hwi.
* var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
2016-09-16 Andreas Schwab <schwab@suse.de>
* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
OFFSET, not offset.
* config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2016-09-16 Jakub Jelinek <jakub@redhat.com>
PR target/77526
* combine.c (rest_of_handle_combine): If any edges have been purged,
free dominators if available.
2016-09-16 Jakub Jelinek <jakub@redhat.com>
Eric Botcazou <ebotcazou@adacore.com>
PR middle-end/77594
* internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
through into expand_addsub_overflow after expand_neg_overflow.
2016-09-15 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c
(selftest::test_fixit_insert_containing_newline): New function.
(selftest::test_fixit_replace_containing_newline): New function.
(selftest::diagnostic_show_locus_c_tests): Call the above.
2016-09-15 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/77503
* tree-vect-loop.c (vectorizable_reduction): Record reduction
code for CONST_COND_REDUCTION at analysis stage and use it at
transform stage.
* tree-vectorizer.h (struct _stmt_vec_info): New field.
(STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
* tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
field.
2016-09-15 Richard Biener <rguenther@suse.de>
PR middle-end/77544
* fold-const.c (split_tree): Do not split constant ~X.
2016-09-15 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/77425
* sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
is NULL.
PR middle-end/77475
* config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
use %qs instead of %s where desirable, use argument instead of arg in
the diagnostic wording, add list of supported strategies and
spellcheck hint.
(ix86_option_override_internal): Emit target("m...") instead of
option("m...") in the diagnostic. Use %qs instead of %s in invalid
-march/-mtune option diagnostic. Add list of supported arches/tunings
and spellcheck hint. Remove prefix, suffix and sw variables, use
main_args_p ? "..." : "..." in diagnostics to make translation
possible.
2016-09-15 Richard Biener <rguenther@suse.de>
* dwarf2asm.h (dw2_asm_output_offset): Add overload with
extra offset argument.
* dwarf2asm.c (dw2_asm_output_offset): Implement that.
* doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
to reflect new offset parameter.
* doc/tm.texi: Regenerate.
* config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
* config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
offset argument.
(darwin_asm_output_dwarf_offset): Likewise.
* config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
argument.
(darwin_asm_output_dwarf_offset): Pass offset argument through.
* config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
* config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
PR fortran/72743
* ipa-icf.c (set_alias_uids): New function.
(sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
all the merged variable's referring aliases.
2016-09-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/77514
* tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
only forced_stmts sequence.
2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-ssanames.h (FOR_EACH_SSA_NAME): New.
* cfgexpand.c (update_alias_info_with_stack_vars): Use
FOR_EACH_SSA_NAME to iterate over SSA variables.
(pass_expand::execute): Likewise.
* omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
* tree-cfg.c (dump_function_to_file): Likewise.
* tree-into-ssa.c (pass_build_ssa::execute): Likewise.
(update_ssa): Likewise.
* tree-ssa-alias.c (dump_alias_info): Likewise.
* tree-ssa-ccp.c (ccp_finalize): Likewise.
* tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
(create_outofssa_var_map): Likewise.
(coalesce_ssa_name): Likewise.
* tree-ssa-operands.c (dump_immediate_uses): Likewise.
* tree-ssa-pre.c (compute_avail): Likewise.
* tree-ssa-sccvn.c (init_scc_vn): Likewise.
(scc_vn_restore_ssa_info): Likewise.
(free_scc_vn): Likwise.
(run_scc_vn): Likewise.
* tree-ssa-structalias.c (compute_points_to_sets): Likewise.
* tree-ssa-ter.c (new_temp_expr_table): Likewise.
* tree-ssa-copy.c (fini_copy_prop): Likewise.
* tree-ssa.c (verify_ssa): Likewise.
2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
* config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
and mips64r2 as default 32-bit and 64-bit architectures.
(mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
as default 32-bit and 64-bit architectures.
2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
* loop-unroll.c (unroll_loop_runtime_iterations): Set probability
of succ edge.
2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
* target.def (lra_p): Change commentary (for the manual) for the
new default.
* doc/tm.texi: Regenerate.
2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
* config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
* config/arm/arm.c (TARGET_LRA_P): Delete macro.
* config/i386/i386.c (TARGET_LRA_P): Delete macro.
* config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
* targhooks.c (default_lra_p): Return true instead of false.
2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
* config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
hook_bool_void_false.
* config/avr/avr.c: Ditto.
* config/bfin/bfin.c: Ditto.
* config/c6x/c6x.c: Ditto.
* config/cr16/cr16.c: Ditto.
* config/cris/cris.c: Ditto.
* config/epiphany/epiphany.c: Ditto.
* config/fr30/fr30.c: Ditto.
* config/frv/frv.c: Ditto.
* config/h8300/h8300.c: Ditto.
* config/ia64/ia64.c: Ditto.
* config/iq2000/iq2000.c: Ditto.
* config/lm32/lm32.c: Ditto.
* config/m32c/m32c.c: Ditto.
* config/m32r/m32r.c: Ditto.
* config/m68k/m68k.c: Ditto.
* config/mcore/mcore.c: Ditto.
* config/microblaze/microblaze.c: Ditto.
* config/mmix/mmix.c: Ditto.
* config/mn10300/mn10300.c: Ditto.
* config/moxie/moxie.c: Ditto.
* config/msp430/msp430.c: Ditto.
* config/nios2/nios2.c: Ditto.
* config/nvptx/nvptx.c: Ditto.
* config/pa/pa.c: Ditto.
* config/pdp11/pdp11.c: Ditto.
* config/rl78/rl78.c: Ditto.
* config/sparc/sparc.c: Ditto.
* config/spu/spu.c: Ditto.
* config/stormy16/stormy16.c: Ditto.
* config/tilegx/tilegx.c: Ditto.
* config/tilepro/tilepro.c: Ditto.
* config/v850/v850.c: Ditto.
* config/vax/vax.c: Ditto.
* config/visium/visium.c: Ditto.
* config/xtensa/xtensa.c: Ditto.
2016-09-14 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/68260
* tsan.c: Include target.h.
(enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
(BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
(tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
BUILT_IN_ATOMIC_TEST_AND_SET entries.
(instrument_builtin_call): Handle bool_clear and bool_test_and_set.
2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
Martin Liska <mliska@suse.cz>
PR middle-end/77574
* predict.c (force_edge_cold): Add braces to a condition.
2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR rtl-optimization/77289
* lra-constraints.c (get_final_hard_regno): Removed.
(get_hard_regno): Add new parameter final_p.
(get_reg_class): Directly call lra_get_elimination_hard_regno.
(operands_match_p): Adjust call to get_hard_regno.
(uses_hard_regs_p): Likewise.
(process_alt_operands): Likewise.
2016-09-13 Joe Seymour <joe.s@somniumtech.com>
PR target/70713
* config/msp430/msp430.c (msp430_start_function): Emit an error
if a function is both weak and specifies an interrupt number.
2016-09-13 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/77454
* tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
changing GIMPLE_COND. Move update_stmt_if_modified call after this.
Formatting fix.
2016-09-13 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-builtins.c
(aarch64_init_simd_builtins): Fix builtin type signature printing.
2016-09-13 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
SFmode and SCmode arguments by reference.
2016-09-13 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
Rename to...
(selftest::test_one_liner_fixit_insert_before): ...this, and update
for renaming of add_fixit_insert to add_fixit_insert_before.
(selftest::test_one_liner_fixit_insert_after): New function.
(selftest::test_one_liner_fixit_validation_adhoc_locations):
Update for renaming of add_fixit_insert to add_fixit_insert_before.
(selftest::test_one_liner_many_fixits): Likewise.
(selftest::test_diagnostic_show_locus_one_liner): Update for
renaming, call new test function.
(selftest::test_diagnostic_show_locus_fixit_lines): Update for
renaming of add_fixit_insert to add_fixit_insert_before.
(selftest::test_fixit_consolidation): Likewise.
* diagnostic.c (selftest::test_print_parseable_fixits_insert):
Likewise.
* edit-context.c (selftest::test_applying_fixits_insert): Rename to...
(selftest::test_applying_fixits_insert_before): ...this.
(selftest::test_applying_fixits_insert): Update for renaming of
add_fixit_insert to add_fixit_insert_before.
(selftest::test_applying_fixits_insert_after): New function.
(selftest::test_applying_fixits_insert_after_at_line_end): New
function.
(selftest::test_applying_fixits_insert_after_failure): New function.
(selftest::test_applying_fixits_multiple): Update for renaming of
add_fixit_insert to add_fixit_insert_before.
(selftest::change_line): Likewise.
(selftest::test_applying_fixits_unreadable_file): Likewise.
(selftest::test_applying_fixits_line_out_of_range): Likewise.
(selftest::test_applying_fixits_column_validation): Likewise.
(selftest::test_applying_fixits_column_validation): Likewise.
(selftest::edit_context_c_tests): Update for renamed test function;
call new test functions.
2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
PR tree-optimization/77536
PR rtl-optimization/68212
* config/rs6000/rs6000.md (div->recip splitter): Remove
optimize_insn_for_speed_p condition.
2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
* optabs.c (prepare_cmp_insn): Update documentation comment.
2016-09-13 Jakub Jelinek <jakub@redhat.com>
Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR middle-end/77475
* opts.h (candidates_list_and_hint): Declare.
* opts-common.c (candidates_list_and_hint): New function.
(cmdline_handle_error): Use it.
2016-09-12 David Malcolm <dmalcolm@redhat.com>
* edit-context.c (edited_line::get_len): New accessor.
(edited_file::print_diff): Split out hunk-printing into...
(edited_file::print_diff_hunk): New method.
(edited_file::print_diff_line): New method.
2016-09-12 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
New tuning option.
* config/aarch64/aarch64.c (thunderx_tunings): Enable
AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
(aarch64_operands_ok_for_ldpstp): Return false if
AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
was SImode and the alignment is less than 8 byte.
(aarch64_operands_adjust_ok_for_ldpstp): Likewise.
2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
PR target/77570
* config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
2016-09-12 Marek Polacek <polacek@redhat.com>
* doc/extend.texi: Use lowercase "boolean".
* doc/invoke.texi: Likewise.
* doc/md.texi: Likewise.
* target.def: Likewise.
* doc/tm.texi: Regenerated.
2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR middle-end/77426
* expmed.c (synth_mult): Delete duplicate mode check.
2016-09-10 Tom de Vries <tom@codesourcery.com>
PR C/71602
* builtins.c (std_canonical_va_list_type): Strictly return non-null for
va_list type only.
* config/i386/i386.c (ix86_canonical_va_list_type): Same.
* gimplify.c (gimplify_va_arg_expr): Handle &va_list.
2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
PR rtl-optimization/77289
* lra-constraints.c (get_final_hard_regno): Add support for non hard
register numbers. Remove support for subregs.
(get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
(get_reg_class): Delete removed get_final_hard_regno() argument.
(uses_hard_regs_p): Call get_final_hard_regno().
2016-09-09 Martin Sebor <msebor@redhat.com>
PR c/77520
PR c/77521
* pretty-print.c (pp_quoted_string): New function.
(pp_format): Call it for %c and %s directives.
2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
* doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
(ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
INITIAL_ELIMINATION_OFFSET) : Update documentation.
* target.def (frame_pointer_required, can_eliminate): Likewise.
* doc/tm.texi: Regenerated.
* builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
ELIMINABLE_REGS.
* df-scan.c (df_hard_reg_init): Likewise.
* ira.c (ira_setup_eliminable_regset): Likewise.
* lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
init_elim_table): Likewise.
* reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
set_initial_elim_offsets, update_eliminables,
init_elim_table): Likewise.
* rtlanal.c (get_initial_register_offset): Likewise.
* config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
* config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
* config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
* config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
* config/fr30/fr30.h: Fix comment.
* config/frv/frv.c: Likewise.
* config/frv/frv.h: Likewise.
* config/ft32/ft32.h: Likewise.
* config/visium/visium.h: Likewise.
* config/pa/pa64-linux.h: Likewise.
* config/v850/v850.h: Likewise.
* config/cris/cris.c: Likewise.
* config/ia64/ia64.h: Likewise.
* config/moxie/moxie.h: Likewise.
* config/m32r/m32r.h: Likewise.
2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
PR target/77267
* config.in: Regenerate.
* config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
New macro.
(MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
(LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
static-libmpxwrappers case.
(LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
MPX_LD_AS_NEEDED_GUARD_POP.
* configure: Regenerate.
* configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
defined if linker support "--push-state"/"--pop-state".
2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
* doc/cpp.texi (__*_WIDTH__): Small wording fixes.
2016-09-09 Joseph Myers <joseph@codesourcery.com>
* doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
(__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
(__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
(__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
(__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
(__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
(__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
Document.
* ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
width macros from TS 18661-1.
* glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
2016-09-08 Jakub Jelinek <jakub@redhat.com>
PR fortran/77516
* omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
OMP_CLAUSE_SAFELEN_EXPR.
2016-09-07 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add substring-locations.o.
* langhooks-def.h (class substring_loc): New forward decl.
(lhd_get_substring_location): New decl.
(LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
* langhooks.c (lhd_get_substring_location): New function.
* langhooks.h (class substring_loc): New forward decl.
(struct lang_hooks): Add field get_substring_location.
* substring-locations.c: New file, taking definition of
format_warning_va and format_warning_at_substring from
c-family/c-format.c, making them non-static.
* substring-locations.h (class substring_loc): Move class here
from c-family/c-common.h. Add and rewrite comments.
(format_warning_va): New decl.
(format_warning_at_substring): New decl.
(get_source_location_for_substring): Add comment.
2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
* config/i386/i386.c: Add 'U' suffix to processor feature bits
to avoid -Wnarrowing warning.
* config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
* opts.c: Likewise for SANITIZER_OPT bitmasks.
2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_legitimize_address):
Avoid use of base_offset if offset already in range.
2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh-protos.h (struct sh_atomic_model,
selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
* config/sh/sh.h (struct sh_atomic_model,
selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
Guard with __cplusplus.
2016-09-06 Jakub Jelinek <jakub@redhat.com>
PR target/69255
* config/i386/i386.c (ix86_expand_builtin): For builtin with
unsupported or unknown ISA, use expand_call.
2016-09-06 Martin Liska <mliska@suse.cz>
PR gcov-profile/77378
PR gcov-profile/77466
* tree-profile.c (tree_profiling): Detect whether target can use
-fprofile-update=atomic.
2016-09-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/77479
* tree-vrp.c (update_value_range): Extend overflow handling to
VARYING.
2016-09-05 Jakub Jelinek <jakub@redhat.com>
PR target/77476
* config/i386/i386.md (isa): Add x64_avx512bw.
(*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
(kmov_isa): New mode attr.
(zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
(*zero_extend<mode>si2): Likewise.
(*zero_extendqihi2): Use avx512dq isa for the last alternative.
2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
* doc/invoke.texi (SPU Options): nops -> NOPs.
(x86 Options): Ditto.
2016-09-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/77475
* toplev.c (process_options): Temporarily set input_location
to UNKNOWN_LOCATION around targetm.target_option.override () call.
2016-09-05 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/77452
* explow.c (plus_constant) <case MEM>: Extract scalar constant from
inner-mode reference to a CONST_VECTOR constant in the constant pool.
2016-09-05 Marek Polacek <polacek@redhat.com>
PR c/77423
* doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
2016-09-05 Jakub Jelinek <jakub@redhat.com>
PR other/77421
* gensupport.c (alter_output_for_subst_insn): Remove redundant
*insn_out == '*' test. Don't copy unnecessary to yet another
memory buffer, and don't leak it.
PR rtl-optimization/77425
* ipa-devirt.c (get_odr_type): Set val->id unconditionally.
2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
* ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
2016-09-02 David Malcolm <dmalcolm@redhat.com>
* common.opt (fdiagnostics-generate-patch): New option.
* diagnostic.c: Include "edit-context.h".
(diagnostic_initialize): Initialize context->edit_context_ptr.
(diagnostic_finish): Delete context->edit_context_ptr.
(diagnostic_report_diagnostic): Add fix-it hints from the
diagnostic to context->edit_context_ptr, if any.
* diagnostic.h (class edit_context): Add forward decl.
(struct diagnostic_context): Add field "edit_context_ptr".
* doc/invoke.texi (Diagnostic Message Formatting Options): Add
-fdiagnostics-generate-patch.
(-fdiagnostics-generate-patch): New item.
* toplev.c: Include "edit-context.h".
(process_options): Set global_dc->edit_context_ptr to a new
edit_context if the options need one.
(toplev::main): Handle -fdiagnostics-generate-patch by using
global_dc->edit_context_ptr.
2016-09-02 Jakub Jelinek <jakub@redhat.com>
PR c/65467
* gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
map and firstprivate clauses on target construct for _Atomic
qualified decls.
(gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
on target construct for _Atomic qualified decls.
* omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
decls.
* omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
_Atomic qualified arguments not mentioned in uniform clause.
2016-09-02 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS-libcommon): Add edit-context.o.
* diagnostic-color.c (color_dict): Add "diff-filename",
"diff-hunk", "diff-delete", and "diff-insert".
(parse_gcc_colors): Update default value of GCC_COLORS in comment
to reflect above changes.
* doc/invoke.texi (-fdiagnostics-color): Update description of
default GCC_COLORS, and of the supported capabilities.
* edit-context.c: New file.
* edit-context.h: New file.
* input.c (struct fcache): Add field "missing_trailing_newline".
(diagnostics_file_cache_forcibly_evict_file): Initialize it to
true.
(add_file_to_cache_tab): Likewise.
(fcache::fcache): Likewise.
(get_next_line): Update c->missing_trailing_newline.
(location_missing_trailing_newline): New function.
* input.h (location_missing_trailing_newline): New decl.
* selftest-run-tests.c (selftest::run_tests): Call
edit_context_c_tests.
* selftest.h (edit_context_c_tests): New decl.
2016-09-02 Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenth@suse.de>
PR tree-optimization/77444
* tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
as steptype, remove redundant initialization.
2016-09-02 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/77396
* sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
(sanopt_optimize_walker): Optimize away
__asan_before_dynamic_init (...) followed by
__asan_after_dynamic_init () without intervening memory loads/stores.
* ipa-pure-const.c (special_builtin_state): Handle
BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* cfg.c (free_original_copy_tables): Replace second assignment of
bb_copy = NULL by bb_original = NULL.
2016-09-02 Jakub Jelinek <jakub@redhat.com>
PR other/77421
* config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
assignment added in r216794.
2016-09-02 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add typed-splay-tree.o.
* selftest-run-tests.c (selftest::run_tests): Call
typed_splay_tree_c_tests.
* selftest.h (typed_splay_tree_c_tests): New decl.
* typed-splay-tree.c: New file.
* typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
(typed_splay_tree::max): New method.
(typed_splay_tree::min): New method.
(typed_splay_tree::foreach): New method.
(typed_splay_tree::closure): New struct.
(typed_splay_tree::inner_foreach_fn): New function.
2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* ipa-cp.c (ipcp_store_bits_results): Change option name from
-fipa-cp-bit to -fipa-bit-cp.
2016-09-01 Martin Sebor <msebor@redhat.com>
PR tree-optimization/71831
* tree-object-size.h: Return bool instead of the size and add
argument for the size.
* tree-object-size.c (compute_object_offset): Update signature.
(addr_object_size): Same.
(compute_builtin_object_size): Return bool instead of the size
and add argument for the size. Handle POINTER_PLUS_EXPR when
optimization is disabled.
(expr_object_size): Adjust.
(plus_stmt_object_size): Adjust.
(pass_object_sizes::execute): Adjust.
* builtins.c (fold_builtin_object_size): Adjust.
* doc/extend.texi (Object Size Checking): Update.
* ubsan.c (instrument_object_size): Adjust.
2016-09-01 Martin Sebor <msebor@redhat.com>
* genmatch.c (parser::parse_expr): Increase buffer size to guarantee
it fits the output of the formatted function regardless of its
arguments.
* genmodes.c (parser::parse_expr): Same.
* gimplify.c (gimplify_asm_expr): Same.
* passes.c (pass_manager::register_one_dump_file): Same.
* print-tree.c (print_node): Same.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
* config/rs6000/vector.md: Ditto.
* config/rs6000/vsx.md: Ditto.
2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
* ipa-inline-analysis.c (param_change_prob): Get to the base object
first in all cases.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
*restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
*return_and_restore_gpregs_<mode>_r11,
*return_and_restore_gpregs_<mode>_r12,
*return_and_restore_gpregs_<mode>_r1,
*return_and_restore_fpregs_<mode>_r11,
*return_and_restore_fpregs_<mode>_r12,
*return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
directly instead of via the "l" constraint. Renumber operands.
Fix whitespace.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
*restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
* config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
*call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
*call_value_nonlocal_darwin64, reload_macho_picbase,
reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
* config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
* config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
*save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
*save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
*save_fpregs_<mode>_r1): Ditto.
* config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
*return_and_restore_gpregs_spe): Ditto.
2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md
(define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
the use of the link register.
(define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/72827
* config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
reg+reg addressing for TImode.
(rs6000_legitimate_address_p): Only allow register indirect
addressing for TImode, even without TARGET_QUAD_MEMORY.
2016-09-01 Richard Biener <rguenther@suse.de>
PR middle-end/77436
* tree-chrec.c (tree_fold_binomial): Use widest_int, properly
check whether the result fits the desired result type.
2016-09-01 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
New function.
(TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
* config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
for comparisons of integer ZERO_EXTEND against zero.
2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/i386.c (ix86_option_override_internal): Also disable the
STV pass if -mstackrealign is enabled.
2016-08-31 Ilya Verbin <iverbin@gmail.com>
* config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
AVX512IFMA.
2016-08-31 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
(layout_range::intersects_line_p): New method.
(test_range_contains_point_for_single_point): Rename to...
(test_layout_range_for_single_point): ...this, and add testing
for layout_range::intersects_line_p.
(test_range_contains_point_for_single_line): Rename to...
(test_layout_range_for_single_line): ...this, and add testing
for layout_range::intersects_line_p.
(test_range_contains_point_for_multiple_lines): Rename to...
(test_layout_range_for_multiple_lines): ...this, and add testing
for layout_range::intersects_line_p.
(layout::layout): Populate m_fixit_hints.
(layout::get_expanded_location): Handle the case of a line-span
for a fix-it hint.
(layout::validate_fixit_hint_p): New method.
(get_line_span_for_fixit_hint): New function.
(layout::calculate_line_spans): Add spans for fixit-hints.
(layout::should_print_annotation_line_p): New method.
(layout::print_any_fixits): Drop param "richloc", instead using
validated fixits in m_fixit_hints. Add "const" to hint pointers.
(diagnostic_show_locus): Avoid printing blank annotation lines.
(selftest::test_diagnostic_context::test_diagnostic_context):
Initialize show_column and start_span.
(selftest::test_diagnostic_context::start_span_cb): New static
function.
(selftest::test_diagnostic_show_locus_fixit_lines): New function.
(selftest::diagnostic_show_locus_c_tests): Update for function
renamings. Call test_diagnostic_show_locus_fixit_lines.
2016-08-31 Marc Glisse <marc.glisse@inria.fr>
PR tree-optimization/73714
* match.pd (a * (1 << b)): Revert change from 2016-05-23.
2016-08-31 David Malcolm <dmalcolm@redhat.com>
* selftest.c: Move "namespace selftest {" to top of file,
removing explicit "selftest::" qualifiers throughout.
2016-08-31 Marc Glisse <marc.glisse@inria.fr>
* config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
New types.
(_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
_mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
Replace builtin with vector extension.
* config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
New types.
(_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
_mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
Replace builtin with vector extension.
* config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
(_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
Replace builtin with vector extension.
* config/i386/xmmintrin.h (__m128_u): New type.
(_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
(_mm_load_ps, _mm_store_ps): Simplify.
2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
2016-08-30 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (colorizer::begin_state): Support more
than 3 ranges per diagnostic by alternating between color 1 and
color 2.
(layout::layout): Replace use of rich_location::MAX_RANGES
with richloc->get_num_locations ().
(layout::calculate_line_spans): Replace use of
rich_location::MAX_RANGES with m_layout_ranges.length ().
(layout::print_annotation_line): Handle arbitrary numbers of
ranges in caret-printing by defaulting to '^'.
(selftest::test_one_liner_many_fixits): New function.
(test_diagnostic_show_locus_one_liner): Call it.
* diagnostic.c (diagnostic_initialize): Update for renaming
of rich_location::MAX_RANGES to
rich_location::STATICALLY_ALLOCATED_RANGES.
* diagnostic.h (struct diagnostic_context): Likewise.
2016-08-30 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::named_temp_file::named_temp_file): New
ctor.
(selftest::temp_source_file::~temp_source_file): Move to...
(selftest::named_temp_file::~named_temp_file): ...here.
(selftest::test_named_temp_file): New function.
(selftest::selftest_c_tests): Call test_named_temp_file.
* selftest.h (class named_temp_file): New class.
(class temp_source_file): Convert to a subclass of named_temp_file.
2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
USEs of LR_REGNO in returns and sibcalls.
(rs6000_output_mi_thunk): Similar.
(rs6000_sibcall_aix): Similar.
* config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
sibcall_local64, sibcall_value_local32, sibcall_value_local64,
sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
Remove the USE of LR_REGNO from the patterns as well. Delete an
obsolete comment.
(return_internal_<mode>): Delete.
2016-08-30 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-simd.md
(aarch64_ld2<mode>_dreg_le): New.
(aarch64_ld2<mode>_dreg_be): New.
(aarch64_ld2<mode>_dreg): Removed.
(aarch64_ld3<mode>_dreg_le): New.
(aarch64_ld3<mode>_dreg_be): New.
(aarch64_ld3<mode>_dreg): Removed.
(aarch64_ld4<mode>_dreg_le): New.
(aarch64_ld4<mode>_dreg_be): New.
(aarch64_ld4<mode>_dreg): Removed.
(aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
2016-08-30 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
redundant location param.
(test_one_liner_fixit_remove): Likewise.
(test_one_liner_fixit_replace): Likewise.
(test_one_liner_fixit_replace_equal_secondary_range): Likewise.
* gcc-rich-location.c
(gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
get_range_from_loc. Drop overload taking a const char *.
* gcc-rich-location.h
(gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
a const char *.
2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/linux.c (linux_libc_has_function): Return true on musl.
2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config.gcc (*-*-*musl*): Disable gnu-indirect-function.
2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
* postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
used for abnormal egdes.
2016-08-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/72866
* tree-vect-patterns.c (search_type_for_mask): Turn into
a small wrapper, move all code to ...
(search_type_for_mask_1): ... this new function. Add caching
and adjust recursive calls.
PR debug/77363
* dwarf2out.c (modified_type_die): Use lookup_type_die (type)
instead of lookup_type_die (type_main_variant (type)) even for array
types.
PR middle-end/77377
* simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
constant pool reference return x instead of c.
2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
include MQ.
2016-08-29 David Malcolm <dmalcolm@redhat.com>
* input.c
(selftest::test_make_location_nonpure_range_endpoints): Fix
header comment.
2016-08-29 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c
(selftest::test_one_liner_fixit_validation_adhoc_locations): New
function.
(selftest::test_diagnostic_show_locus_one_liner): Call it.
* input.c (get_pure_location): Move to libcpp/line-map.c.
* input.h (get_pure_location): Convert decl to an inline function
calling implementation in libcpp.
2016-08-29 Uros Bizjak <ubizjak@gmail.com>
PR target/77403
* config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
template for intel asm dialect.
(vec_set_hi_<mode><mask_name>): Ditto.
2016-08-29 David Malcolm <dmalcolm@redhat.com>
* selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
(selftest::fail_formatted): Likewise.
2016-08-29 David Malcolm <dmalcolm@redhat.com>
* input.c (make_location): Call get_start and get_finish
on the endpoints to avoid storing packed ranges or ad-hoc
ranges in them.
(selftest::test_make_location_nonpure_range_endpoints): New function.
(selftest::input_c_tests): Call it.
* input.h (get_start): New inline function.
2016-08-29 Tom de Vries <tom@codesourcery.com>
PR c/77398
* gimplify.c (gimplify_va_arg_expr): Replace first argument type error
with assert.
2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
* Makefile.in (gcov-iov.h): Add dummy recipe.
2016-08-29 Nathan Sidwell <nathan@acm.org>
* config/nvptx/nvptx.c: #include tree-vrp.h.
2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
PR target/77324
* config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
HIGH+LO construct during reload.
2016-08-28 Tom de Vries <tom@codesourcery.com>
PR lto/70955
* config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
'sysv_abi va_list' attribute.
(ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
(ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
attributes.
2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
* emit-rtl.c (unshare_all_rtl_1): Adjust.
(unshare_all_rtl_again): Likewise.
* function.c (assign_stack_local_1): Likewise.
(assign_stack_temp_for_type): Likewise.
2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgbuild.c (make_edges): Adjust.
* cfgrtl.c (can_delete_label_p): Likewise.
* dwarf2cfi.c (create_trace_edges): Likewise.
* except.c (sjlj_emit_dispatch_table): Likewise.
* function.h (struct expr_status): make x_forced_labels a vector.
* jump.c (rebuild_jump_labels_1): Adjust.
* reload1.c (set_initial_label_offsets): Likewise.
* stmt.c (force_label_rtx): Likewise.
(expand_label): Likewise.
2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/71077
PR tree-optimization/68542
* fold-const.c (fold_relational_const): Fix folding of
VECTOR_CST comparisons that have a scalar boolean result type.
(selftest::test_vector_folding): New static function.
(selftest::fold_const_c_tests): Call it.
2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
* doc/extend.texi (SPU Built-in Functions): Remove stale
references to material formerly at IBM and Sony.
2016-08-26 David Edelsohn <dje.gcc@gmail.com>
PR target/77349
* config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
2016-08-26 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c
(selftest::test_fixit_consolidation): New function.
(selftest::diagnostic_show_locus_c_tests): Call it.
* gcc-rich-location.h (gcc_rich_location): Eliminate unused
constructor based on source_range.
2016-08-26 David Malcolm <dmalcolm@redhat.com>
* diagnostic-color.c (color_dict): Add "fixit-insert" and
"fixit-delete".
(parse_gcc_colors): Update description of default GCC_COLORS.
* diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
(colorizer::set_fixit_insert): New method.
(colorizer::set_fixit_delete): New method.
(colorizer::get_color_by_name): New method.
(colorizer::STATE_FIXIT_INSERT): New constant.
(colorizer::STATE_FIXIT_DELETE): New constant.
(class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
fields in favor of new field "m_stop_color". Add fields
"m_fixit_insert" and "m_fixit_delete".
(colorizer::colorizer): Update for above changes. Replace
colorize_start calls with calls to get_color_by_name.
(colorizer::begin_state): Handle STATE_FIXIT_INSERT and
STATE_FIXIT_DELETE. Update for field renamings.
(colorizer::finish_state): Simplify by using m_stop_color,
rather than multiple identical "*_ce" fields.
(colorizer::get_color_by_name): New method.
(layout::print_any_fixits): Print insertions and replacements
using the "fixit-insert" color, and deletions using the
"fixit-delete" color.
* doc/invoke.texi (-fdiagnostics-color): Update description of
default GCC_COLORS, and of the supported capabilities.
2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
* config/xtensa/xtensa.c (xtensa_expand_prologue): Update
current_function_static_stack_size variable with the static
stack frame size of the current function when
flag_stack_usage_info is enabled.
2016-08-26 Nathan Sidwell <nathan@acm.org>
* ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
assignment inside if condition.
2016-08-26 Richard Biener <rguenther@suse.de>
PR tree-optimization/69047
* tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
extracts similar to what FRE does.
(non_rewritable_mem_ref_base): Likewise.
2016-08-26 Joseph Myers <joseph@codesourcery.com>
* config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
(TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
* config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
Likewise.
* config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
* config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
* config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/70473
* config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
reservation duration to 15 cycles.
(cortex_a8_vfp_macs): Likewise.
(cortex_a8_vfp_macd): Likewise.
(cortex_a8_vfp_divs): Likewise.
(cortex_a8_vfp_divd): Likewise.
2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
(aarch_macro_fusion_pair_p): Use above to avoid early return.
2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
Martin Jambhor <mjambor@suse.cz>
* common.opt: New option -fipa-bit-cp.
* doc/invoke.texi: Document -fipa-bit-cp.
* opts.c (default_options_table): Add entry for -fipa-bit-cp.
(enable_fdo_optimizations): Check for flag_ipa_bit_cp.
* tree-ssa-ccp.h: New header file.
* tree-ssa-ccp.c: Include tree-ssa-ccp.h
(bit_value_binop_1): Change to bit_value_binop_1 and export it.
Replace all occurences of tree parameter by two new params: signop, int.
(bit_value_unop_1): Change to bit_value_unop and export it.
Replace all occurences of tree parameter by two new params: signop,
int.
(bit_value_binop): Change call from bit_value_binop_1 to
bit_value_binop.
(bit_value_assume_aligned): Likewise.
(bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
(do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
to ccp_finalize.
(ccp_finalize): Skip processing if val->mask == 0.
* ipa-cp.c: Include tree-ssa-ccp.h
(ipcp_bits_lattice): New class.
(ipcp_param_lattice (bits_lattice): New member.
(print_all_lattices): Call ipcp_bits_lattice::print.
(set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
(initialize_node_lattices): Likewise.
(propagate_bits_accross_jump_function): New function.
(propagate_constants_accross_call): Call
propagate_bits_accross_jump_function.
(ipcp_propagate_stage): Store parameter types when in_lto_p is true.
(ipcp_store_bits_results): New function.
(ipcp_driver): Call ipcp_store_bits_results.
* ipa-prop.h (ipa_bits): New struct.
(ipa_jump_func): Add new member bits of type ipa_bits.
(ipa_param_descriptor): Change decl to decl_or_type.
(ipa_get_param): Change decl to decl_or_type and assert on
PARM_DECL.
(ipa_get_type): New function.
(ipcp_transformation_summary): New member bits.
* ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
(ipa_populate_param_decls): Likewise.
(ipa_dump_param): Likewise.
(ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
function.
(ipa_set_jf_unknown): Set ipa_bits::known to false.
(ipa_compute_jump_functions_for_edge): Compute jump function for bits
propagation.
(ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
(ipa_write_jump_function): Add streaming for ipa_bits.
(ipa_read_jump_function): Add support for reading streamed ipa_bits.
(write_ipcp_transformation_info): Add streaming for ipa_bits
summary for ltrans.
(read_ipcp_transfomration_info): Add support for reading streamed
ipa_bits.
(ipcp_update_bits): New function.
(ipcp_transform_function): Call ipcp_update_bits.
2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
(MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
2016-08-25 David Edelsohn <dje.gcc@gmail.com>
* multiple_target.c (pass_data_dispatcher_calls): Fix typo.
2016-08-25 Richard Biener <rguenther@suse.de>
* dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
Only add locations in late dwarf.
(gen_scheduled_generic_parms_dies): Do not set early dwarf here.
(dwarf2out_early_finish): But do it here.
2016-08-24 Michael Collison <michael.collison@linaro.org>
Michael Collison <michael.collison@arm.com>
* config/arm/arm-modes.def: Add new condition code mode CC_V
to represent the overflow bit.
* config/arm/arm.c (maybe_get_arm_condition_code):
Add support for CC_Vmode.
(arm_gen_unlikely_cbranch): New function to generate common
rtl conditional branches for overflow patterns.
* config/arm/arm-protos.h: Add prototype for
arm_gen_unlikely_cbranch.
* config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
addsi3_compareV_upper): New patterns to support signed
builtin overflow add operations.
(uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
New patterns to support unsigned builtin add overflow operations.
(subv<mode>4, sub<mode>3_compare1): New patterns to support signed
builtin overflow subtract operations,
(usubv<mode>4): New patterns to support unsigned builtin subtract
overflow operations.
(negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
to support builtin overflow negate operations.
2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
Revert
2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* explow.c (get_dynamic_stack_size): Take known alignment of stack
pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
needed.
2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
* doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
MULTILIB_OPTIONS should be used. Small wording fixes.
* genmultilib: Memorize set of all option combinations in
combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
found in MULTILIB_OPTIONS by checking if option set is listed in
combination_space. Output new and existing error message to stderr.
2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
-mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
(MULTILIB_REUSE): Remove reuse rules for option set including
-mfpu=fp-armv8 and -mfpu=vfpv4
2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/arm/t-rtems: Add vfp multilib.
2016-08-23 Ian Lance Taylor <iant@golang.org>
* config/s390/s390.c (s390_asm_file_start): Call
default_file_start.
2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
initialization of all 0's to the 0 constant, instead of directly
generating XOR. Add support for V4SImode vector initialization on
64-bit systems with direct move, and rework the ISA 3.0 V4SImode
initialization. Change variables used in V4SFmode vector
intialization. For V4SFmode vector splat on ISA 3.0, make sure
any memory addresses are in index form. Add support for using
VSPLTH/VSPLTB to initialize vector short and vector char vectors
with all of the same element.
(regno_or_subregno): New helper function to return a register
number for either REG or SUBREG.
(rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
Use regno_or_subregno where possible.
(rs6000_split_v4si_init_di_reg): New helper function to build up a
DImode value from two SImode values in order to generate V4SImode
vector initialization on 64-bit systems with direct move.
(rs6000_split_v4si_init): Split up the insns for a V4SImode vector
initialization.
(rtx_is_swappable_p): V4SImode vector initialization insn is not
swappable.
* config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
declaration.
* config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
attributes to initialize V8HImode and V16QImode vectors with the
same element.
(VSX_SPLAT_COUNT): Likewise.
(VSX_SPLAT_SUFFIX): Likewise.
(UNSPEC_VSX_VEC_INIT): New unspec.
(vsx_concat_v2sf): Eliminate using 'preferred' register classes.
Allow SFmode values to come from Altivec registers.
(vsx_init_v4si): New insn/split for V4SImode vector initialization
on 64-bit systems with direct move.
(vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
vector initializations, to allow V4SImode vector initializations
on 64-bit systems with direct move.
(vsx_splat_v4si): Likewise.
(vsx_splat_v4si_di): Likewise.
(vsx_splat_v4sf): Likewise.
(vsx_splat_v4sf_internal): Likewise.
(vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
register classes.
(vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
(vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
initializing V8HImode and V16QImode vectors with the same
element.
* config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
optimization if -maltivec=be.
2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
attribute for alternatives 3 and 4.
2016-08-23 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::assert_str_contains): New function.
(selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
* selftest.h (selftest::assert_str_contains): New decl.
(ASSERT_STR_CONTAINS): New macro.
2016-08-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/77286
* tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
the CFG here.
(vect_transform_loop): Split exit edges of loop and scalar
loop if required and at the appropriate time.
2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* explow.c (get_dynamic_stack_size): Take known alignment of stack
pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
needed.
Correct a typo in a comment.
2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md ("*andc_split"): New splitter for and with
complement.
2016-08-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/27336
* tree-vrp.c (infer_value_range): Handle stmts that can throw
by looking for a non-EH edge.
(process_assert_insertions_for): Likewise.
2016-08-23 Richard Biener <rguenther@suse.de>
PR middle-end/77305
* statistics.c (statistics_counter_event): Robustify against
NULL current_pass.
2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
* config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
for targets amdfam10 and barcelona.
2016-08-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
(zero_extend<mode>di2): Ditto.
(*zero_extend<mode>si2): Ditto.
(*zero_extendqihi2): Ditto.
2016-08-22 Joseph Myers <joseph@codesourcery.com>
PR middle-end/77269
* builtins.c (fold_builtin_classify): Use builtin_decl_explicit
(BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
* print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
identical consecutive elements.
[SSA_NAME]: Print the name's def stmt on its own line. When printing
the node's def stmt, avoid printing an unwanted trailing newline by
replacing the call to print_gimple_stmt() with its inlined body and
adjusting it to not set pp_needs_newline and to call pp_flush()
instead of pp_newline_and_flush().
2016-08-22 Joseph Myers <joseph@codesourcery.com>
* tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
(float32_type_node, float64_type_node, float32x_type_node)
(float128x_type_node): New macros.
* builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
(BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
(BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
(BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
(BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
(BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
(BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
(BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
(BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
(BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
(BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
(BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
(BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
(BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
(BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
(BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
* builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
(copysign, fabs, huge_val, inf, nan, nans): Use it.
* builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
and copysign.
(fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
(fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
* doc/extend.texi (Other Builtins): Document these built-in
functions.
* fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
for nan and nans.
2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Binaries): www.opencsw.org now uses https.
2016-08-22 Richard Biener <rguenther@suse.de>
* tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
2016-08-21 Uros Bizjak <ubizjak@gmail.com>
PR target/77270
* config/i386/i386.md (prefetch): When TARGET_PRFCHW or
TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
non-SSE2 athlons only, otherwise prefer SSE prefetches.
2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
(vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
(vrp_visit_switch_stmt): Likewise.
(extract_range_from_stmt): Factored out from vrp_visit_stmt.
(extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
(vrp_visit_stmt): Use extract_range_from_stmt.
(vrp_visit_phi_node): Use extract_range_from_phi_node.
2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
* Makefile.in: Add tree-vrp.h to GTFILES.
* gengtype.c (open_base_files): Add tree-vrp.h.
* asan.c: Add tree-vrp.h which now has the definition value_range_type.
* builtins.c: Likewise.
* fold-const.c: Likewise.
* gimple-builder.c: Likewise.
* gimple-laddress.c: Likewise.
* hsa-gen.c: Likewise.
* internal-fn.c: Likewise.
* ssa.h: Likewise.
* targhooks.c: Liewise,
* tree-ssa-address.c: Likewise.
* tree-ssanames.h (value_range_type: Move to tree-vrp.h.
* tree-vrp.c (struct value_range): Move to tree-vrp.h
* tree-vrp.h: New file.
2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
PR tree-optimization/61839
* tree-vrp.c (two_valued_val_range_p): New.
(simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
Also Convert VAR BINOP CST where VAR is two-valued to
VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
2016-08-19 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c
(layout::annotation_line_showed_range_p): New method.
(layout::print_any_fixits): Remove case fixit_hint::REMOVE.
Reimplement case fixit_hint::REPLACE to cover removals, and
replacements where the range of the replacement isn't one
of the ranges in the rich_location.
(test_one_liner_fixit_replace): Likewise.
(selftest::test_one_liner_fixit_replace_non_equal_range): New
function.
(selftest::test_one_liner_fixit_replace_equal_secondary_range):
New function.
(selftest::test_diagnostic_show_locus_one_liner): Call the new
functions.
* diagnostic.c (print_parseable_fixits): Remove case
fixit_hint::REMOVE.
2016-08-19 Uros Bizjak <ubizjak@gmail.com>
PR target/77270
* config/i386/i386.c (ix86_option_override_internal): Remove
PTA_PRFCHW from entries that also have PTA_3DNOW flag.
Enable SSE prefetch also for TARGET_PREFETCHWT1.
Do not try to enable TARGET_PRFCHW ISA flag here.
* config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
Rewrite expander function body.
(*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
2016-08-19 Joseph Myers <joseph@codesourcery.com>
PR c/32187
* tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
(TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
(TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
(TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
(TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
(TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
(TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
(TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
(TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
tree_index values.
(NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
macros.
(struct floatn_type_info): New structure type.
(floatn_nx_types): New variable declaration.
* tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
(FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
(COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
* tree.c (floatn_nx_types): New variable.
(build_common_tree_nodes): Initialize _FloatN, _FloatNx and
corresponding complex types.
* target.def (floatn_mode): New hook.
* targhooks.c: Include "real.h".
(default_floatn_mode): New function.
* targhooks.h (default_floatn_mode): New prototype.
* doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
types.
* doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
effective-target and dg-add-options keywords.
(float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
Document new effective-target keywords.
* doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
* doc/tm.texi: Regenerate.
* ginclude/float.h (LDBL_DECIMAL_DIG): Define to
__LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
[__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
18661-3.
* real.h (struct real_format): Add field ieee_bits.
* real.c (ieee_single_format, mips_single_format)
(motorola_single_format, spu_single_format, ieee_double_format)
(mips_double_format, motorola_double_format)
(ieee_extended_motorola_format, ieee_extended_intel_96_format)
(ieee_extended_intel_128_format)
(ieee_extended_intel_96_round_53_format, ibm_extended_format)
(mips_extended_format, ieee_quad_format, mips_quad_format)
(vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
(decimal_double_format, decimal_quad_format, ieee_half_format)
(arm_half_format, real_internal_format: Initialize ieee_bits
field.
* config/i386/i386.c (ix86_init_builtin_types): Do not initialize
float128_type_node. Set float80_type_node to float64x_type_node
if appropriate and long_double_type_node not appropriate.
* config/ia64/ia64.c (ia64_init_builtins): Likewise.
* config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
Initialize ieee_bits field.
* config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
(rs6000_init_builtins): Set ieee128_float_type_node to
float128_type_node.
(rs6000_floatn_mode): New function.
2016-08-19 Jakub Jelinek <jakub@redhat.com>
* config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
_rdseed64_step): Uglify argument names and/or local variable names
in inline functions.
* config/i386/rtmintrin.h (_xabort): Likewise.
* config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
_mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
_mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
_mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
_mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
_mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
_mm_maskz_ternarylogic_epi32): Likewise.
* config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
__lwpins32, __lwpins64): Likewise.
* config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
_mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
_mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
_mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
_mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
_mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
_mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
_mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
_mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
_mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
_mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
_mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
_mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
_mm256_mask_i64gather_epi32): Likewise.
* config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
* config/i386/ia32intrin.h (__writeeflags): Likewise.
* config/i386/pkuintrin.h (_wrpkru): Likewise.
* config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
_mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
_mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
_mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
_mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
_mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
_mm512_mask_prefetch_i64scatter_ps): Likewise.
* config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
* config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
_mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
_mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
_mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
_mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
_mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
_mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
* config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
returning void.
(_fxrstor, _fxsave64, _fxrstor64): Likewise.
* config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
Likewise.
* config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
* config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
function name.
(_rdpkru_u32): Add space after function name.
* config/i386/t-i386 (i386-c.o): Don't depend on
i386-builtin-types.inc.
(i386.o): Depend on i386-builtin-types.inc.
2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
PR target/77281
* config/arm/arm.c (neon_valid_immediate): Delete declaration.
Use const_vec_duplicate to check for duplicated elements.
2016-08-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/77290
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
Fix flag_tree_parallelize_loops check.
2016-08-19 Richard Biener <rguenther@suse.de>
* match.pd (x | 0 -> x): Add.
2016-08-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/77286
* tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
Deal with virtual PHIs being out-of-order.
2016-08-18 David Malcolm <dmalcolm@redhat.com>
* doc/invoke.texi (fverbose-asm): Note that source code lines
are emitted, and provide an example.
* final.c (asm_show_source): New function.
(final_scan_insn): Call asm_show_source.
2016-08-18 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
param with diagnostic_kind.
(class colorizer): Similarly replace field m_diagnostic with
m_diagnostic_kind.
(colorizer::colorizer): Replace diagnostic
param with diagnostic_kind.
(colorizer::begin_state): Update for above field change.
(layout::layout): Replace diagnostic param with rich_location *
and diagnostic_kind.
(diagnostic_show_locus): Replace diagnostic param with richloc
and diagnostic_kind.
(class selftest::test_diagnostic_context): New class.
(selftest::test_diagnostic_show_locus_unknown_location): New
function.
(selftest::test_one_liner_simple_caret): New function.
(selftest::test_one_liner_caret_and_range): New function.
(selftest::test_one_liner_multiple_carets_and_ranges): New
function.
(selftest::test_one_liner_fixit_remove): New function.
(selftest::test_one_liner_fixit_replace): New function.
(selftest::test_diagnostic_show_locus_one_liner): New function.
(selftest::diagnostic_show_locus_c_tests): Call the new test
functions.
* diagnostic.c (diagnostic_initialize): Initialize
colorize_source_p, show_ruler_p and parseable_fixits_p.
(default_diagnostic_finalizer): Update for change to
diagnostic_show_locus.
(diagnostic_append_note): Likewise.
* diagnostic.h (diagnostic_show_locus): Replace
const diagnostic_info * param with location * and diagnostic_t.
2016-08-18 David Malcolm <dmalcolm@redhat.com>
* input.c (saved_line_table): New global.
(class selftest::temp_line_table): Rename to line_table_test and
move declaration to selftest.h, and drop field m_old_line_table.
(selftest::temp_line_table::temp_line_table): Rename ctor to...
(selftest::line_table_test::line_table_test): ...this. Add a
default ctor. Store current value of line_table within
saved_line_table.
(selftest::temp_line_table::~temp_line_table): Rename dtor to...
(selftest::line_table_test::~line_table_test): ...this, and
restore line_table from the saved_line_table, rather than
m_old_line_table.
(selftest::test_accessing_ordinary_linemaps): Update for above
renaming.
(selftest::test_lexer): Likewise.
(struct selftest::lexer_test): Likewise.
(selftest::lexer_test::lexer_test): Likewise.
(selftest::input_c_tests): Move the looping over test cases from
here into...
(selftest::for_each_line_table_case): New function.
* input.h (saved_line_table): New decl.
* selftest.h (struct selftest::line_table_case): New forward decl.
(class selftest::line_table_test): New class, moved here from
selftest::temp_line_table in input.c, and renamed.
(selftest::for_each_line_table_case): New decl.
2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/72839
* config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
PR middle-end/70895
* gimplify.c (omp_add_variable): Adjust/add variable mapping on
enclosing parallel construct for reduction variables on OpenACC loop
directives.
2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
* dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
(new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
-gdwarf-3.
(function_to_dwarf_procedure): Update comment.
2016-08-18 David Malcolm <dmalcolm@redhat.com>
* input.c (diagnostics_file_cache_forcibly_evict_file): New
function.
* input.h (diagnostics_file_cache_forcibly_evict_file): New
declaration.
* selftest.c (selftest::temp_source_file::~temp_source_file):
Evict m_filename from the diagnostic file cache.
2016-08-18 Richard Biener <rguenther@suse.de>
* tree-pass.h (make_pass_materialize_all_clones): Declare.
* ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
make_pass_materialize_all_clones): New simple IPA pass encapsulating
clone materialization.
* passes.def (all_late_ipa_passes): Start with
pass_materialize_all_clones.
* cgraphunit.c (symbol_table::compile): Remove call to
materialize_all_clones.
* tree-into-ssa.c: Include statistics.h.
(update_ssa): Count number of times we do incremental/rewrite
SSA update.
2016-08-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/77282
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
When doing auto-parallelizing also prevent use of PHIs that
carry dependences across loop backedges.
2016-08-18 Tamar Christina <tamar.christina@arm.com>
Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
2016-08-18 Richard Biener <rguenther@suse.de>
* ssa-iterators.h (ssa_vuse_operand): New inline.
* tree-if-conv.c (ifc_temp_var): Update virtual operand.
(predicate_all_scalar_phis): Use remove_phi_node to remove
phi nodes predicated. Delay removing virtual PHIs.
(predicate_mem_writes): Update virtual operands.
(combine_blocks): Likewise. Propagate out remaining virtual PHIs.
(tree_if_conversion): Do not rewrite virtual SSA form.
* tree-phinodes.c (release_phi_node): Make static.
* tree-phinodes.h (release_phi_node): Remove.
2016-08-18 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
codes that appear in bdesc_* arrays, instead include i386-builtin.def
twice to define those.
(bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
bdesc_multi_arg): Define by including i386-builtin.def the third time.
* config/i386/i386-builtin.def: New file.
2016-08-17 David Malcolm <dmalcolm@redhat.com>
* input.c (get_source_range_for_char): Rename to...
(selftest::get_source_range_for_char): ...this, and move within
the #if CHECKING_P guard.
(get_num_source_ranges_for_substring): Rename to...
(selftest::get_num_source_ranges_for_substring): ...this, move
within the #if CHECKING_P guard, and make static.
(selftest::assert_num_substring_ranges): Initialize
actual_num_ranges.
2016-08-18 Alan Modra <amodra@gmail.com>
PR rtl-optimization/72771
* reload.c (find_reloads): Don't assume that a subreg mem is OK
when find_reloads_toplev returns address_reloaded==-1.
(alternative_allows_const_pool_ref): Update comment.
2015-08-17 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71752
* tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
* tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
2016-08-17 Jakub Jelinek <jakub@redhat.com>
* gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
instead of testing ECF_NORETURN bit in gimple_call_flags.
* tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
* predict.c (tree_bb_level_predictions): Likewise.
* gimple-low.c (gimple_stmt_may_fallthru): Likewise.
PR middle-end/77259
* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
turning a call into __builtin_unreachable-like noreturn call, adjust
gimple_call_set_fntype.
* tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
gimple_call_fntype has void return type.
2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
* omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
maybe_lookup_decl, to handle nested acc loop directives.
2016-08-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/76490
* tree-vrp.c (update_value_range): Preserve overflow infinities
when intersecting with ranges from get_range_info.
(operand_less_p): Handle overflow infinities correctly.
(value_range_constant_singleton): Use vrp_operand_equal_p
to handle overflow max/min correctly.
(vrp_valueize): Likewise.
(union_ranges): Likewise.
(intersect_ranges): Likewise.
(vrp_visit_phi_node): Improve iteration limitation to only
apply when we'll possibly re-visit the PHI via a changed argument
on the backedge.
2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
(MULTILIB_REQUIRED): This by specifying multilib needing to be built
rather than those that should not be built.
2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
PR target/66488
* config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
2016-08-17 Richard Biener <rguenther@suse.de>
* tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
(verify_vssa): New function verifying virtual SSA form.
(verify_ssa): Call it.
* tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
Do not apply loop-closed SSA handling to virtuals.
* ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
* tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
when rewriting their symbol.
(prepare_def_site_for): Likewise.
* tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
operands of moved stmts.
2016-08-17 Richard Biener <rguenther@suse.de>
PR tree-optimization/23855
* tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
(tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
find guards to hoist. Do not update SSA form but rewrite virtuals
into loop closed SSA.
(find_loop_guard): Adjust to skip already hoisted guards. Do
not mark virtuals for renaming or update SSA form.
2016-08-17 Martin Liska <mliska@suse.cz>
* coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
a LONG_LONG_TYPE_SIZE comparison.
* gcov-io.h: Remove macro definitions.
* tree-profile.c (gimple_gen_edge_profiler): Replace usage
of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
comparison.
2016-08-16 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
that builtins not mentioned in bdesc_* arrays come first, then
the ones mentioned in bdesc_* arrays in the order they appear in
the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
IX86_BUILTIN__BDESC_*_LAST enumerator.
(bdesc_mpx): Fix up a comment typo.
(bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
__builtin_ia32_vpcomneu[bwdq] builtins.
(BDESC_VERIFY, BDESC_VERIFYS): Define.
(ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
enum ix86_builtins ordering.
(ix86_expand_builtin): Use enum ix86_builtins ordering assumption
for direct bdesc_* array member access instead of searching all the
arrays until an fcode match is found.
2016-08-16 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
pattern as define_insn_and_split. Split insn before reload to
ashl<mode>3_1.
(*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
<shift_insn><mode>3_1.
(*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
<rotate_insn><mode>3_1.
2016-08-16 David Malcolm <dmalcolm@redhat.com>
PR c/72857
* input.c (get_source_range_for_substring): Rename to...
(get_source_location_for_substring): ...this, adding param
"caret_idx", and converting output param from source_range * to
location_t *.
(get_source_range_for_char): New function.
(get_num_source_ranges_for_substring): Update comment to reflect
above renaming.
(assert_char_at_range): Update to use get_source_range_for_char
rather than get_source_range_for_substring.
(test_lexer_string_locations_concatenation_2): Likewise.
* substring-locations.h (get_source_range_for_substring): Rename
to...
(get_source_location_for_substring): ...this, and adding param
"caret_idx", and converting output param from source_range * to
location_t *.
2016-08-16 David Malcolm <dmalcolm@redhat.com>
* input.c (class selftest::temp_source_file): Move to
selftest.h.
(selftest::temp_source_file::temp_source_file): Move to
selftest.c.
(selftest::temp_source_file::~temp_source_file): Likewise.
* selftest.c (selftest::temp_source_file::temp_source_file): Move
here from input.c.
(selftest::temp_source_file::~temp_source_file): Likewise.
* selftest.h (class selftest::temp_source_file): Move here from
input.c
2016-08-16 Jakub Jelinek <jakub@redhat.com>
PR target/71910
* tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
inlining, add cgraph edge for the added __builtin_unreachable call.
PR middle-end/67485
* expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
only cast it to SHWI for the final comparison.
2016-08-16 Martin Liska <mliska@suse.cz>
PR gcov-profile/36412
* doc/gcov.texi: Document --hash-filenames(-x).
* gcov.c (print_usage): Add the option.
(process_args): Process the option, sort options alphabetically.
(md5sum_to_hex): New function.
(make_gcov_file_name): Do the md5sum and append it to a
filename.
2016-08-16 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/69848
* config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
and swtich operands to avoid additional NOT instruction.
(vcond<v_cmp_mixed><mode>): Ditto.
(vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
* doc/install.texi (*-*-solaris2*): Adjust latest change.
2016-08-16 Richard Biener <rguenther@suse.de>
PR tree-optimization/76783
* tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
BB visited flags at start.
2016-08-16 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/72817
PR tree-optimization/73450
* tree-ssa-loop-niter.c (number_of_iterations_ne): Check
multiple_of_p for adjusted IV.base.
2016-08-15 Uros Bizjak <ubizjak@gmail.com>
PR target/72867
* config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
for !flag_finite_math_only or flag_signed_zeros.
(*<code><mode>3<mask_name><round_saeonly_name>): Rename from
*<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
depend on flag_finite_math_only.
(ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
New insn pattern.
(*<code><mode>3<mask_name><round_saeonly_name>): Remove.
(*ieee_smin<mode>3): Ditto.
(*ieee_smax<mode>3): Ditto.
* config/i386/mmx.md (mmx_<code>v2sf3): Emit
mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
flag_signed_zeros.
(*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
depend on flag_finite_math_only.
(mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
(*mmx_<code>v2sf3): Remove.
* config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
* config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
flag_signed_zeros instead of !flag_unsafe_math_optimizations.
2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
PR rtl-optimization/73650
* lra-constraints.c (simple_move_p): If the insn is multiple_sets
it is not a simple move.
2016-08-15 Martin Liska <mliska@suse.cz>
PR driver/72765
* gcc.c (do_spec_1): Call save_string with the right size.
(save_string): Do an assert about string we copy.
2016-08-15 Richard Biener <rguenther@suse.de>
* ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
* config/i386/i386.c (pass_data_insert_vzeroupper): Account to
TV_MACH_DEP.
(pass_data_stv): Likewise.
2016-08-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/73434
* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
TBAA info on the base when forwarding a non-invariant address.
2016-08-15 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (struct checksum_attributes): Add
at_string_length_bit_size and at_string_length_byte_size fields.
(collect_checksum_attributes): Handle DW_AT_string_length_bit_size
and DW_AT_string_length_byte_size.
(die_checksum_ordered): Handle at_string_length_bit_size and
at_string_length_byte_size.
(gen_array_type_die): For dwarf_version >= 5 emit
DW_AT_string_length_byte_size instead of DW_AT_byte_size.
(adjust_string_types): For dwarf_version >= 5 remove
DW_AT_string_length_byte_size instead of DW_AT_byte_size.
(resolve_addr): Likewise.
PR debug/71906
* dwarf2out.c (string_types): New variable.
(gen_array_type_die): Change early_dwarf handling of
DW_AT_string_length, create DW_OP_call4 referencing the
length var temporarily. Handle parameters that are pointers
to string length.
(adjust_string_types): New function.
(gen_subprogram_die): Temporarily set string_types to local var,
call adjust_string_types if needed.
(non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
New functions.
(resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
* doc/install.texi (*-*-solaris2*): Fix version number and document
requirement on GNU make for building libjava with the Solaris linker.
2016-08-15 Martin Liska <mliska@suse.cz>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/72824
* tree-loop-distribution.c (const_with_all_bytes_same)
<case VECTOR_CST>: Fix a typo.
2016-08-14 Uros Bizjak <ubizjak@gmail.com>
PR target/76342
* config/i386/avx512fintrin.h (_mm512_undefined_epi32):
Renamed from _mm512_undefined_si512.
(_mm_undefined_si512): New definition.
2016-08-13 Richard Biener <rguenther@suse.de>
* tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
into PHIs and update the lattice for its def.
2016-08-12 Jakub Jelinek <jakub@redhat.com>
PR c/71512
* ubsan.c (instrument_si_overflow): Pass true instead of false
to gsi_replace.
(pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
of bbs. Return TODO_cleanup_cfg if any returned true.
2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
ISA 3.0 MTVSRDD instruction.
(vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
vecperm.
2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR tree-optimization/71083
* tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
bitfield access when possible.
2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
PR middle-end/71654
* match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
sign-changing cast from a shorter unsigned type to a wider
signed type.
2016-08-12 Jakub Jelinek <jakub@redhat.com>
* config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
Correct costs for vec_construct.
2016-08-12 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/69848
* tree-vectorizer.h (enum vect_def_type): New condition reduction
type CONST_COND_REDUCTION.
* tree-vect-loop.c (vectorizable_reduction): Support new condition
reudction type CONST_COND_REDUCTION.
2016-08-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/57326
* tree-ssa-pre.c (fully_constant_expression): Handle simplification
returning an SSA name.
(phi_translate_1): When fully_constant_expression returns a NAME
make sure we have a leader for it.
2016-08-12 Martin Liska <mliska@suse.cz>
Adam Fineman <afineman@afineman.com>
* gcov.c (process_file): Create .gcov file when .gcda
file is missing.
2016-08-12 Marek Polacek <polacek@redhat.com>
PR c/7652
* alias.c (find_base_value): Adjust fall through comment.
* cfgexpand.c (expand_debug_expr): Likewise.
* combine.c (find_split_point): Likewise.
(expand_compound_operation): Likewise. Add FALLTHRU.
(make_compound_operation): Adjust fall through comment.
(canon_reg_for_combine): Add FALLTHRU.
(force_to_mode): Adjust fall through comment.
(simplify_shift_const_1): Likewise.
(simplify_comparison): Likewise.
* config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
FALLTHRU.
* config/aarch64/predicates.md: Likewise.
* config/i386/i386.c (function_arg_advance_32): Likewise.
(ix86_gimplify_va_arg): Likewise.
(print_reg): Likewise.
(ix86_print_operand): Likewise.
(ix86_build_const_vector): Likewise.
(ix86_expand_branch): Likewise.
(ix86_sched_init_global): Adjust fall through comment.
(ix86_expand_args_builtin): Add FALLTHRU.
(ix86_expand_builtin): Likewise.
(ix86_expand_vector_init_one_var): Likewise.
* config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
(rs6000_adjust_cost): Likewise.
(insn_must_be_first_in_group): Likewise.
* config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
* dbxout.c (dbxout_symbol): Adjust fall through comment.
* df-scan.c (df_uses_record): Likewise.
* dojump.c (do_jump): Add FALLTHRU.
* dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
comment.
(resolve_args_picking_1): Adjust fall through comment.
(loc_list_from_tree_1): Likewise.
* expmed.c (make_tree): Likewise.
* expr.c (expand_expr_real_2): Add FALLTHRU.
(expand_expr_real_1): Likewise. Adjust fall through comment.
* fold-const.c (const_binop): Adjust fall through comment.
(fold_truth_not_expr): Likewise.
(fold_cond_expr_with_comparison): Add FALLTHRU.
(fold_binary_loc): Likewise.
(contains_label_1): Adjust fall through comment.
(multiple_of_p): Likewise.
* gcov-tool.c (process_args): Add FALLTHRU.
* genattrtab.c (check_attr_test): Likewise.
(write_test_expr): Likewise.
* genconfig.c (walk_insn_part): Likewise.
* genpreds.c (validate_exp): Adjust fall through comment.
(needs_variable): Likewise.
* gensupport.c (get_alternatives_number): Add FALLTHRU.
(subst_dup): Likewise.
* gimple-pretty-print.c (dump_gimple_assign): Likewise.
* gimplify.c (gimplify_addr_expr): Adjust fall through comment.
(gimplify_scan_omp_clauses): Add FALLTHRU.
(goa_stabilize_expr): Likewise.
* graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
through comment.
* hsa-gen.c (get_address_from_value): Likewise.
* ipa-icf.c (sem_function::hash_stmt): Likewise.
* ira.c (ira_setup_alts): Add FALLTHRU.
* lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
comment.
* lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
* opts.c (common_handle_option): Likewise.
* read-rtl.c (read_rtx_code): Likewise.
* real.c (round_for_format): Likewise.
* recog.c (asm_operand_ok): Likewise.
* reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
* reload1.c (set_label_offsets): Likewise.
(eliminate_regs_1): Likewise.
(reload_reg_reaches_end_p): Likewise.
* rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
(rtx_cost): Likewise.
* sched-rgn.c (is_exception_free): Likewise.
* simplify-rtx.c (simplify_rtx): Adjust fall through comment.
* stor-layout.c (int_mode_for_mode): Likewise.
* toplev.c (print_to_asm_out_file): Likewise.
(print_to_stderr): Likewise.
* tree-cfg.c (gimple_verify_flow_info): Likewise.
* tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
(chrec_fold_multiply): Likewise.
(evolution_function_is_invariant_rec_p): Likewise.
(for_each_scev_op): Likewise.
* tree-data-ref.c (siv_subscript_p): Likewise.
(get_references_in_stmt): Likewise.
* tree.c (find_placeholder_in_expr): Adjust fall through comment.
(substitute_in_expr): Likewise.
(type_cache_hasher::equal): Likewise.
(walk_type_fields): Likewise.
* var-tracking.c (adjust_mems): Add FALLTHRU.
(set_dv_changed): Adjust fall through comment.
* varasm.c (default_function_section): Add FALLTHRU.
2016-08-12 Marek Polacek <polacek@redhat.com>
PR c/7652
* tree-complex.c (expand_complex_division): Add missing break.
2016-08-12 Richard Biener <rguenther@suse.de>
* passes.c (execute_todo): Do not push/pop TV_TODO.
(execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
(execute_one_pass): Likewise.
* common.opt (ftime-report-details): New switch.
* doc/invoke.texi (ftime-report-details): Document.
* timevar.h (timer::print_row): Adjust signature.
(timer::all_zero): New static helper.
(timer::child_map_t): New typedef.
(timer::time_var_def): Add children field.
* timevar.c (timer::named_items::print): Adjust.
(timer::~timer): Free timevar recorded children.
(timer::pop_internal): When -ftime-report-details record
time spent in sub-timevars.
(timer::print_row): Adjust.
(timer::print): Print sub-timevar stats, use all_zero.
* timevar.def (TV_TODO): Remove.
2016-08-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/72851
* tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
worklists to use bitmaps indexed in execution order.
(executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
(cfg_blocks): Make a bitmap.
(bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
New globals.
(cfg_blocks_empty_p): Adjust.
(cfg_blocks_add): Likewise.
(cfg_blocks_get): Likewise.
(add_ssa_edge): Likewise.
(add_control_edge): Likewise.
(simulate_stmt): Likewise.
(process_ssa_edge_worklist): Likewise.
(simulate_block): Likewise.
(ssa_prop_init): Compute PRE order and stmt UIDs.
(ssa_prop_fini): Adjust.
(ssa_propagate): Adjust.
2016-08-12 Richard Biener <rguenther@suse.de>
* tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
the currently executable edges have fixed ranges. Always
go through update_value_range.
2016-08-12 Alexandre Oliva <aoliva@redhat.com>
PR debug/63240
* langhooks-def.h
(LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
(LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
(LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
(LANG_HOOKS_DECLS): Add it.
* langhooks.h (struct lang_hooks_for_decls): Add
function_decl_defaulted. Const_tree-ify
function_decl_explicit_p and function_decl_deleted_p.
* dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
also at strict DWARF v5.
PR debug/55641
* dwarf2out.c (decl_quals): Don't map TREE_READONLY to
TYPE_QUAL_CONST in reference-typed decls.
PR debug/49366
* dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
in DW_OP_pieces, just enough to handle pointers to member
functions.
(gen_remaining_tmpl_value_param_die_attribute): Use a location
expression on DWARFv5 if a constant value doesn't work.
2016-08-11 David Malcolm <dmalcolm@redhat.com>
* selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
* selftest.c (selftest::test_assertions): New function.
(selftest::selftest_c_tests): New function.
* selftest.h (selftest::selftest_c_tests): New declaration.
2016-08-11 Richard Biener <rguenther@suse.de>
Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR rtl-optimization/72855
* df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/72863
* vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
(vsx_store_<mode>): Likewise.
2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
TImode CONST_WIDE_INT store.
(timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
mode if unaligned SSE load and store are optimal.
2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR tree-optimization/71083
* tree-predcom.c (ref_at_iteration): Correctly align the
reference type.
2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-builtin-types.def: Add INT128 types.
* config/s390/s390-builtins.def: Add INT128 variants for the add
sub low-level builtins dealing with TImode.
* config/s390/s390.c (s390_expand_builtin): Allow mode conversions
via subreg when expanding a builtin.
* config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
Fix comment.
* config/s390/vecintrin.h: Adjust builtin names accordingly.
* config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
("vec_addc<mode>", "vec_addc_u128"): Merge to
"vacc<bhfgq>_<mode>".
("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
("vec_subc<mode>", "vec_subc_u128"): Merge to
"vscbi<bhfgq>_<mode>".
("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
2016-08-11 Bin Cheng <bin.cheng@arm.com>
* config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
unused declaration.
(vcond<v_cmp_mixed><mode>): Ditto.
(vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
2016-08-11 Bin Cheng <bin.cheng@arm.com>
* config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
variable explicitly, also assert on it before use.
2016-08-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/72772
* cfgloopmanip.c (create_preheader): Use split_edge if there
is a single loop entry, avoiding degenerate PHIs.
2016-08-11 Richard Biener <rguenther@suse.de>
* tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
unconditional TODO_cleanup_cfg.
(pass_thread_jumps::execute): Initialize loops, perform a CFG
cleanup only if we threaded a jump.
2016-08-11 Alan Modra <amodra@gmail.com>
PR target/71680
* lra-constraints.c (simplify_operand_subreg): Allow subreg
mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
slow. Emit two reloads for slow mem case, first loading in
fast innermode, then converting to required mode.
2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.h (vec_extract_exp): New macro.
(vec_extract_sig): New macro.
(vec_insert_exp): New macro.
(vec_test_data_class): New macro.
(scalar_extract_exp): New macro.
(scalar_extract_sig): New macro.
(scalar_insert_exp): New macro.
(scalar_test_data_class): New macro.
(scalar_test_neg): New macro.
(scalar_cmp_exp_gt): New macro.
(scalar_cmp_exp_lt): New macro.
(scalar_cmp_exp_eq): New macro.
(scalar_cmp_exp_unordered): New macro.
* config/rs6000/predicates.md (u7bit_cint_operand): New predicate
to enforce constraint that operand is a 7-bit unsigned literal.
* config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
for power9 built-ins.
(BU_P9V_VSX_2): Likewise.
(BU_P9V_64BIT_VSX_2): Likewise.
(VSEEDP): Add scalar extract exponent support.
(VSEESP): Add scalar extract signature support.
(VSTDCNDP): Add scalar test negative support.
(VSTDCNSP): Likewise.
(VSIEDP): Add scalar insert exponent support.
(VSCEDPGT): Add scalar compare exponent greater than support.
(VSCEDPLT): Add scalar compare exponent less than support.
(VSCEDPEQ): Add scalar compare exponent test-for-equality support.
(VSCEDPUO): Add scalar compare exponent test-for-unordered support.
(VSTDCDP): Add scalar test data class support.
(VSTDCSP): Likewise.
(VSEEDP): Add overload support for scalar extract exponent
operation.
(VSESDP): Add overload support for scalar extract signature
operation.
(VSTDCN): Add overload support for scalar test negative
operation.
(VSTDCNDP): Add overload support for scalar test negative
operation.
(VSTDCNSP): Add overload support for scalar test negative
operation.
(VSIEDP): Add overload support for scalar insert exponent
operation.
(VSTDC): Add overload support for scalar test data class
operation.
(VSTDCDP): Add overload support for scalar test data class
operation.
(VSTDCSP): Add overload support for scalar test data class
opreation.
(VSCEDPGT): Add overload support for scalar compare exponent
greater than operation.
(VSCEDPLT): Add overload support for scalar compare exponent
less than operation.
(VSCEDPEQ): Add overload support for scalar compare exponent
test-for-equality operation.
(VSCEDPUO): Add overload support for scalar compare exponent
test-for-unordered operation.
(VEEDP): Add vector extract exponent support.
(VEESP): Likewise.
(VESDP): Add vector extract significand support.
(VESSP): Likewise.
(VIEDP): Add vector insert exponent support.
(VIESP): Likewise.
(VTDCDP): Add vector test data class support.
(VTDCSP): Likewise.
(VES): Add overload support for vector extract significand operation.
(VESDP): Likewise.
(VESSP): Likewise
(VEE): Add overload support for vector extract exponent operation.
(VEEDP): Likewise.
(VEESP): Likewise.
(VTDC): Add overload support for vector test data class operation.
(VTDCDP): Likewise.
(VTDCSP): Likewise.
(VIE): Add overload support for vector insert exponent operation.
(VIEDP): Likewise.
(VIESP): Likewise.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded binary floating point functions.
(altivec_resolve_overloaded_builtin): Improve error messages to
distinguish between functions not supported in the current
compiler configuration and functions that were invoked with an
invalid parameter combination, and include the built-in function
name in both error messages.
* config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
New prototype.
* config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
function.
(rs6000_expand_binop_builtin): Add check to enforce that argument
2 of the test data class operations is a 7-bit unsigned literal.
(rs6000_invalid_builtin): Add code to issue an error message if a
built-in function that requires the power9_vector and -m32
command-line options is compiled without these options.
* config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
(UNSPEC_VSX_SXSIGDP): New value.
(UNSPEC_VSX_SXSIGPDP): New value.
(UNSPEC_VSX_SIEXPDP): New value.
(UNSPEC_VSX_SCMPEXPDP): New value.
(UNSPEC_VSX_STSTDC): New value.
(UNSPEC_VSX_VXEXP): New value.
(UNSPEC_VSX_VXSIG): New value.
(UNSPEC_VSX_VIEXP): New value.
(UNSPEC_VSX_VTSTDC): New value.
(xsxexpdp): New insn for scalar extract exponent.
(xsxsigdp): New insn for scalar extract significand.
(xsiexpdp): New insn for scalar insert exponent.
(xscmpexpdp_<code>): New expansion for scalar compare exponents.
(*xscmpexpdp): New insn for scalar compare exponents.
(xststdc<Fvsx): New expansion for both single- and
double-precision scalar test data class operations.
(xststdcneg<Fvsx>): New expansion for both single- and
double-precision scalar test for negative value operations.
(*xststdc<Fvsx>): New insn for scalar test data class
operation.
(xvxexp<VSs>): New insn for single- and double-precision
vector extract exponent operation.
(xvxsig<VSs>): New insn for single- and double-precision
vector extract significand operation.
(xviexp<VSs>): New insn for single- and double-precision
vector insert exponent operation.
(xvtstdc<VSs>): New insn for single- and double-precision
vector test data class operation.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
built-in functions to represent the Power9 binary floating-point
support instructions.
2016-08-10 bin cheng <bin.cheng@arm.com>
* doc/sourcebuild.texi (@item vect_cond_mixed): New item.
2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
Renlin Li <renlin.li@arm.com>
Bin Cheng <bin.cheng@arm.com>
* config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
* config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
(aarch64_vcond_internal<mode><mode>): Delete pattern.
(aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
(vcond<v_cmp_result><mode>): Ditto.
(vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
(vcondu<mode><mode>): Ditto.
(vcond<v_cmp_mixed><mode>): New pattern.
(vcondu<mode><v_cmp_mixed>): New pattern.
(aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
of aarch64_vcond_internal.
2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
Renlin Li <renlin.li@arm.com>
Bin Cheng <bin.cheng@arm.com>
* config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
(vec_cmp<mode><v_cmp_result>): New pattern.
(vec_cmpu<mode><mode>): New pattern.
(vcond_mask_<mode><v_cmp_result>): New pattern.
2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/71734
* tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
REF_LOOP, invoke ref_indep_loop_p_1.
(outermost_indep_loop): Pass LOOP argumnet where REF was defined
to ref_indep_loop_p.
(ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
is inside LOOP, do not cache dpendence value for loops with
non-zero SAFELEN.
(ref_indep_loop_p_2): Delete function.
(can_sm_ref_p): Pass LOOP as additional argument to
ref_indep_loop_p.
2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/72853
* config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
being an offsettable address.
2016-08-10 Martin Liska <mliska@suse.cz>
PR gcov-profile/58306
* tree-profile.c (gimple_init_edge_profiler): Create conditionally
atomic variants of profile update functions.
2016-08-10 Martin Liska <mliska@suse.cz>
Cherry picked (and modified) from google-4_7 branch
2012-12-26 Rong Xu <xur@google.com>
* common.opt (fprofile-update): Add new flag.
* coretypes.h: Define enum profile_update.
* doc/invoke.texi: Document -fprofile-update.
* gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
* tree-profile.c (gimple_init_edge_profiler): Generate
also atomic profiler update.
(gimple_gen_edge_profiler): Likewise.
2016-08-10 David Malcolm <dmalcolm@redhat.com>
* toplev.c (finalize): Set aux_info_file, asm_out_file, and
stack_usage_file to NULL after fclose calls.
2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR target/71873
* reload.c (push_reload): Compute subreg_in_class for
subregs of constants and plus expressions. Remove special
handling of SYMBOL_REFs.
2016-08-10 Alan Modra <amodra@gmail.com>
PR target/71680
* config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
SImode for TARGET_E500_DOUBLE when given SImode.
2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
* config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
unused variable __O.
2016-08-09 Martin Liska <mliska@suse.cz>
* doc/gcov.texi: Change _gcov_dump to __gcov_dump and
_gcov_reset to __gcov_reset.
* doc/gcov-tool.texi: Fix typo.
2016-08-09 Martin Liska <mliska@suse.cz>
* value-prof.c (gimple_divmod_values_to_profile): Do not
instrument MOD histogram if a value is not a SSA name.
2016-08-09 Martin Liska <mliska@suse.cz>
* value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
values.
2016-08-09 Renlin Li <renlin.li@arm.com>
PR middle-end/64971
* calls.c (prepare_call_address): Convert funexp to Pmode when
necessary.
* config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
(sibcall_value): Likewise.
2016-08-09 Marek Polacek <polacek@redhat.com>
PR c/7652
* cselib.c (cselib_expand_value_rtx_1): Add return.
* gengtype.c (dbgprint_count_type_at): Likewise.
* hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
* reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
2016-08-09 Martin Jambor <mjambor@suse.cz>
PR ipa/71981
* ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
if instance is a MEM_REF.
2016-08-09 Uros Bizjak <ubizjak@gmail.com>
PR target/72843
* config/i386/i386.md (*movtf_internal): Use
lra_in_progress || reload_completed instead of !can_create_pseudo_p
in the insn constraint.
(*movxf_internal): Ditto.
(*movdf_internal): Ditto.
(*movsf_internal): Ditto.
2016-08-09 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/72772
* tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
for expanded base.
2016-08-09 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/72772
* tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
parameter STOP.
* tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
parameter STOP and update calls. Move expand_simple_operations
function call from here...
(simplify_using_initial_conditions): ...to here. Delete parameter
STOP.
(tree_simplify_using_condition): Delete parameter STOP.
* tree-scalar-evolution.c (simple_iv_with_niters): Update call to
simplify_using_initial_conditions.
2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
PR c/65345
* config/mips/mips.c (mips_atomic_assign_expand_fenv):
Use create_tmp_var_raw instead of create_tmp_var.
2016-08-09 Richard Biener <rguenther@suse.de>
* tree-ssa-threadbackward.c (profitable_jump_thread_path):
Treat same SSA names related.
2016-08-09 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/72824
* tree-loop-distribution.c (const_with_all_bytes_same): Verify
real_zerop is not negative.
2016-08-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/71802
* tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
all merge opportunities with the predecessor.
2016-08-09 Richard Biener <rguenther@suse.de>
PR ipa/68273
* ipa-prop.c (ipa_modify_formal_parameters): Build
parameter types with natural alignment also for the
over-aligned case.
2016-08-08 Andi Kleen <ak@linux.intel.com>
* tree-vrp.c (get_single_symbol): Always initialize inv and neg.
2016-08-08 David Malcolm <dmalcolm@redhat.com>
PR c/64955
* langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
do-nothing langhook.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
* langhooks.h (struct lang_hooks): Add run_lang_selftests.
* selftest-run-tests.c: Include "tree.h" and "langhooks.h".
(selftest::run_tests): Call lang_hooks.run_lang_selftests.
2016-08-08 David Malcolm <dmalcolm@redhat.com>
PR bootstrap/72844
* input.c: Ensure that HAVE_ICONV is defined.
2016-08-08 Jakub Jelinek <jakub@redhat.com>
PR middle-end/72781
* omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
private vars for lastprivate and for linear iterator.
PR middle-end/68762
* omp-simd-clone.c: Include varasm.h.
(simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
update function name.
2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
* config/avr/driver-avr.c (specfiles_doc_url): Remove.
(avr_diagnose_devicespecs_error): Remove.
(avr_devicespecs_file): Remove composing absolute path for specfile
and its verbose info. Remove conditions to check specs-file,
2016-08-08 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/72821
* lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
just return false for them.
2016-08-08 Alan Modra <amodra@gmail.com>
PR target/72771
* config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
toc refs created during reload. Update function comment.
2016-08-08 Alan Modra <amodra@gmail.com>
PR target/72802
* config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
alternatives. Put loads first, then stores, and reg/reg moves
within same class later. Delete attr length.
2016-08-08 Alan Modra <amodra@gmail.com>
PR target/72802
* config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
(mem_operand_ds_form): New predicate.
* config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
* config/rs6000/constraints.md (wY): Use mem_operand_df_form.
* config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
* config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
(extendsfdf2_fpr): Replace o constraint with wY.
2016-08-07 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-threadbackward.c: Include tree-inline.h
(profitable_jump_thread_path): Use estimate_num_insns to estimate
size of copied block; for cold paths reduce duplication.
(find_jump_threads_backwards): Remove redundant tests.
(pass_thread_jumps::gate): Enable for -Os.
2016-08-07 Jakub Jelinek <jakub@redhat.com>
PR c/72816
* stor-layout.c (layout_decl): Fix up formatting.
(relayout_decl): Allow DECL to be FIELD_DECL.
2016-08-07 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
* data-streamer-in.c (streamer_read_wide_int): New.
(streamer_read_widest_int): Renamed function.
* data-streamer-out.c (streamer_write_wide_int): New
(streamer_write_widest_int): Renamed function.
* lto-streamer-in.c (streamer_read_wi): Renamed and moved to
data-stream-in.c.
(input_cfg): Call renamed function.
* lto-streamer-out.c (streamer_write_wi): Renamed and moved to
data-stream-out.c.
(output_cfg): Call renamed function.
* data-streamer.h: Add declarations.
2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* tree-ssa-ccp.c (extend_mask): New param sgn.
Remove ORing with wi::mask.
(get_default_value): Adjust call to extend_mask to pass sign.
(evaluate_stmt): Likewise.
2016-08-06 Jakub Jelinek <jakub@redhat.com>
* gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
INT64_MAX.
2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
transform if operand's type is pointer to function or method.
2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/18046
* tree-ssa-threadedge.c: Include cfganal.h.
(simplify_control_statement_condition): If simplifying a
GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
with the dominating ASSERT_EXPR before handing it off to VRP.
Mention that a CASE_LABEL_EXPR may be returned.
(thread_around_empty_blocks): Adjust to handle
simplify_control_statement_condition() returning a
CASE_LABEL_EXPR.
(thread_through_normal_block): Likewise.
* tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
a switch statement by trying to determine which case label
will be taken.
2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/69847
* lra-constraints.c (process_invariant_for_inheritance): Save
pattern instead of src.
(remove_inheritance_pseudos): Use the pattern. Add assert.
2016-08-05 David Malcolm <dmalcolm@redhat.com>
* input.c (string_concat::string_concat): New constructor.
(string_concat_db::string_concat_db): New constructor.
(string_concat_db::record_string_concatenation): New method.
(string_concat_db::get_string_concatenation): New method.
(string_concat_db::get_key_loc): New method.
(class auto_cpp_string_vec): New class.
(get_substring_ranges_for_loc): New function.
(get_source_range_for_substring): New function.
(get_num_source_ranges_for_substring): New function.
(class selftest::lexer_test_options): New class.
(struct selftest::lexer_test): New struct.
(class selftest::ebcdic_execution_charset): New class.
(selftest::ebcdic_execution_charset::s_singleton): New variable.
(selftest::lexer_test::lexer_test): New constructor.
(selftest::lexer_test::~lexer_test): New destructor.
(selftest::lexer_test::get_token): New method.
(selftest::assert_char_at_range): New function.
(ASSERT_CHAR_AT_RANGE): New macro.
(selftest::assert_num_substring_ranges): New function.
(ASSERT_NUM_SUBSTRING_RANGES): New macro.
(selftest::assert_has_no_substring_ranges): New function.
(ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
(selftest::test_lexer_string_locations_simple): New function.
(selftest::test_lexer_string_locations_ebcdic): New function.
(selftest::test_lexer_string_locations_hex): New function.
(selftest::test_lexer_string_locations_oct): New function.
(selftest::test_lexer_string_locations_letter_escape_1): New function.
(selftest::test_lexer_string_locations_letter_escape_2): New function.
(selftest::test_lexer_string_locations_ucn4): New function.
(selftest::test_lexer_string_locations_ucn8): New function.
(selftest::uint32_from_big_endian): New function.
(selftest::test_lexer_string_locations_wide_string): New function.
(selftest::uint16_from_big_endian): New function.
(selftest::test_lexer_string_locations_string16): New function.
(selftest::test_lexer_string_locations_string32): New function.
(selftest::test_lexer_string_locations_u8): New function.
(selftest::test_lexer_string_locations_utf8_source): New function.
(selftest::test_lexer_string_locations_concatenation_1): New
function.
(selftest::test_lexer_string_locations_concatenation_2): New
function.
(selftest::test_lexer_string_locations_concatenation_3): New
function.
(selftest::test_lexer_string_locations_macro): New function.
(selftest::test_lexer_string_locations_stringified_macro_argument):
New function.
(selftest::test_lexer_string_locations_non_string): New function.
(selftest::test_lexer_string_locations_long_line): New function.
(selftest::test_lexer_char_constants): New function.
(selftest::input_c_tests): Call the new test functions once per
case within the line_table test matrix.
* input.h (struct string_concat): New struct.
(struct location_hash): New struct.
(class string_concat_db): New class.
* substring-locations.h: New header.
2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/72810
* tree-vrp.c (simplify_switch_using_ranges): Avoid changing
the type of the case labels when truncating.
2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
PR Target/72819
* config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
(aarch64_fp16_ptr_type_node): Likewise.
* config/aarch64/aarch64-simd-builtins.c
(aarch64_fp16_ptr_type_node): Define.
(aarch64_init_fp16_types): New, refactored out of...
(aarch64_init_builtins): ...here, update to call
aarch64_init_fp16_types.
* config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
HFmode.
(aapcs_vfp_sub_candidate): Likewise.
2016-08-05 Martin Liska <mliska@suse.cz>
Joshua Cranmer <Pidgeot18@gmail.com>
* gcov.c (line_t::has_block): New function.
(enum loop_type): New enum.
(handle_cycle): New function.
(unblock): Likewise.
(circuit): Likewise.
(get_cycles_count): Likewise.
(accumulate_line_counts): Use new loop detection algorithm.
2016-08-05 Martin Liska <mliska@suse.cz>
* gcov.c (output_intermediate_file): Rename
function_info::line_next to next_file_fn.
(process_file): Likewise.
(read_graph_file): Likewise.
(accumulate_line_counts): Likewise.
(output_lines): Likewise.
2016-08-05 Richard Biener <rguenther@suse.de>
* tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
restriction on threading to a loop header.
2016-08-05 Richard Biener <rguenther@suse.de>
* tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
* cfghooks.c (force_nonfallthru): If we ended up splitting a latch
adjust loop info accordingly.
2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (extract_range_basic): Check cfun->after_inlining
before folding call to __builtin_constant_p with parameters to false.
2016-08-05 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
code accidentally committed 2016-05-02 providing class when given
NO_REGS.
2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
* tree-vrp.c (simplify_switch_using_ranges): Try to truncate
the case label ranges that partially overlap with OP's value
range.
2016-08-04 Uros Bizjak <ubizjak@gmail.com>
PR target/72805
* config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
Cast builtin function result to __mmask16 instead of __mmask8.
(_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
(_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
(_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
2016-08-04 David Malcolm <dmalcolm@redhat.com>
* selftest.h (ASSERT_TRUE): Reimplement in terms of...
(ASSERT_TRUE_AT): New macro.
(ASSERT_FALSE): Reimplement in terms of...
(ASSERT_FALSE_AT): New macro.
(ASSERT_STREQ_AT): Fix typo in comment.
2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
* gimple.c (preprocess_case_label_vec_for_gimple): When the case
labels are exhaustive, designate the label with the widest
range to be the default label.
2016-08-04 Andrew Pinski <apinski@cavium.com>
* config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
(thunderx_tunings): Use thunderx_vector_cost instead of
generic_vector_cost.
2016-08-04 Martin Liska <mliska@suse.cz>
* gcov.c (main): Fix GNU coding style.
(output_intermediate_file): Likewise.
(process_file): Likewise.
(generate_results): Likewise.
(release_structures): Likewise.
(create_file_names): Likewise.
(find_source): Likewise.
(read_graph_file): Likewise.
(find_exception_blocks): Likewise.
(canonicalize_name): Likewise.
(make_gcov_file_name): Likewise.
(mangle_name): Likewise.
(accumulate_line_counts): Likewise.
(output_branch_count): Likewise.
(read_line): Likewise.
2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR rtl-optimization/71779
* emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
or if it was truncated.
PR rtl-optimization/70903
* cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
accessing SSA_NAME_PTR_INFO.
2016-08-04 Georg-Johann Lay <avr@gjlay.de>
PR 70677
* common/config/avr/avr-common.c (avr_option_optimization_table)
[OPT_LEVELS_ALL]: Turn off -fcaller-saves.
2016-08-04 Georg-Johann Lay <avr@gjlay.de>
PR 55181
* config/avr/avr.md: New pattern to work around do_store_flag
generating shift instructions for bit extractions.
2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
* tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
BITMAP_ALLOC.
(add_equivalence): Likewise.
(get_value_range): Allocate value range with vrp_value_range_pool.
(vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
(vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
* config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
the default for the rs6000 port.
2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR middle-end/71876
* calls.c (special_function_p): Remove special handling of
"setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/72778
* lra-spills.c (regno_in_use_p): Check bb and regno modification.
Don't stop on regular insns.
2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
* config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
size to DImode boundary.
(nvptx_propagate): Likewise.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
* config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
from -mefficient-unaligned-vector. Note that this affects fp too.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
cost more.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
to a reg. Localize vars.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.opt: Remove negatives from help strings
and comments.
2016-08-03 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
Delete duplicated code.
2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/72778
* lra-spills.c (regno_in_use_p): New.
(lra_final_code_change): Use it.
2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/69847
* lra-int.h (struct lra-reg): Use restore_rtx instead of
restore_regno.
(lra_rtx_hash): New.
* lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
of restore_regno.
(lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
* lra-remat.c (rtx_hash): Rename and Move to lra.c.
* lra-spills.c (lra_final_code_change): Don't delete insn when the
next insn is USE with the same reg as the current insn source.
* lra-constraints.c (curr_insn_transform): Use restore_rtx instead
of restore_regno.
(lra_constraints_init): Call initiate_invariants.
(lra_constraints_finish): Call finish_invariants.
(struct invariant, invariant_t, invariant_ptr_t): New.
(const_invariant_ptr_t, invariants, invariants_pool): New.
(invariant_table, invariant_hash, invariant_eq_p): New.
(insert_invariant, initiate_invariants, finish_invariants): New.
(clear_invariants, invalid_invariant_regs): New.
(inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
instead of restore_regno.
(invariant_p, process_invariant_for_inheritance): New.
(inherit_in_ebb): Implement invariant inheritance.
(lra_inheritance): Initialize and finalize invalid_invariant_regs.
(remove_inheritance_pseudos): Implement undoing invariant
inheritance.
(undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
instead of restore_regno.
* lra-assigns.c (regno_live_length): New.
(reload_pseudo_compare_func): Use regno_live_length.
(assign_by_spills): Use restore_rtx instead of restore_regno.
(lra_assign): Ditto. Initiate regno_live_length.
2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
__builtin_aarch64_fmindf.
2016-08-02 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/34114
* tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
information for more control IVs.
2016-08-02 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/34114
* fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
PLUS_EXPR case. Handle SSA_NAME case.
2016-08-02 Tamar Christina <tamar.christina@arm.com>
* config/aarch64/aarch64-simd-builtins.def
(__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
(__builtin_aarch64_fmaxdf): Likewise.
(__builtin_aarch64_smin_nandf): Likewise.
(__builtin_aarch64_smax_nandf): Likewise.
* config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
* config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
(<fmaxmin><mode>3): ...this.
* config/aarch64/arm_neon.h (vmaxnm_f64): New.
(vminnm_f64): Likewise.
(vmin_f64): Likewise.
(vmax_f64): Likewise.
* config/aarch64/iterators.md (FMAXMIN): Merge with...
(FMAXMIN_UNS): ...this.
(fmaxmin): Merged with
(fmaxmin_op): ...this...
(maxmin_uns_op): ...in to this.
2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Add support for vec_extract on vector float, vector int, vector
short, and vector char vector types.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
vector float, vector int, vector short, and vector char
optimizations on 64-bit ISA 2.07 systems for both constant and
variable element numbers.
(rs6000_split_vec_extract_var): Likewise.
* config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
Altivec registers on ISA 2.07 and above.
(vsx_extract_v4sf): Delete alternative that hard coded element 0,
which never was matched due to the split occuring before register
allocation (and the code would not have worked on little endian
systems if it did match). Allow extracts to go to the Altivec
registers if ISA 2.07 (power8). Change from using "" around the
C++ code to using {}'s.
(vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
vec_extracts when the vector is in memory.
(vsx_extract_v4sf_var): New insn to optimize vector float
vec_extracts when the element number is variable on 64-bit ISA
2.07 systems.
(vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
for 64-bit ISA 2.07 as well as ISA 3.0.
(vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
(vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
(vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
optimize vector int, vector short, and vector char vec_extracts
when the vector is in memory.
(vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
optimize vector int, vector short, and vector char vec_extracts
when the element number is variable.
2016-08-01 Georg-Johann Lay <avr@gjlay.de>
PR target/71948
* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
does not overlap with other symbol flags.
2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.h (aarch64_frame):
Remove padding0 and hardfp_offset. Add locals_offset,
initial_adjust, callee_adjust, callee_offset and final_adjust.
* config/aarch64/aarch64.c (aarch64_layout_frame):
Remove unused padding0 and hardfp_offset initializations.
Choose frame layout and set frame variables accordingly.
Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
(aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
(aarch64_pop_regs): Likewise.
(aarch64_expand_prologue): Remove all decision code, just emit
prolog according to frame variables.
(aarch64_expand_epilogue): Remove all decision code, just emit
epilog according to frame variables.
(aarch64_initial_elimination_offset): Use offset to local/arg area.
2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
PR target/72748
* config/i386/i386.c (timode_scalar_chain::convert_insn): Call
fix_debug_reg_uses after changing source register mode to
V1TImode if source register is undefined.
2015-08-01 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71818
* tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
with non invariant evolutions
2016-08-01 Georg-Johann Lay <avr@gjlay.de>
PR target/72767
* config/avr/avr.md (length) [branch]: Correct insn length
attribute for forward branches.
2016-08-01 Georg-Johann Lay <avr@gjlay.de>
* doc/extend.texi (AVR Built-in Functions): Document
__builtin_avr_nops.
* config/avr/builtins.def (NOPS): New.
* config/avr/avr.c (avr_expand_nops): New static function.
(avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
addresses.
2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
* config/aarch64/aarch64.c (vulcan_tunings): Update
vulcan L1 cache_line_size.
2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
function that takes a vector memory address, a hard register, an
element number and a temporary base register, and recreates an
address that points to the appropriate element within the vector.
* config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
(rs6000_split_vec_extract_var): Add support for the target of a
vec_extract with variable element number being a scalar memory
location.
(rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
swappable.
* config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
vsx_extract_<mode>_load insn with a new insn that optimizes
storing either element to a memory location, using scratch
registers to pick apart the vector and reconstruct the address.
(vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
(vsx_extract_<mode>_store): Rework alternatives to more correctly
support Altivec registers. Add support for ISA 3.0 Altivec d-form
store instruction.
(vsx_extract_<mode>_var): Add support for extracting a variable
element number from memory.
2016-07-29 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
when testing for compares against constants of the form 0xabab.
2016-07-29 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/57558
* tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
function.
(vect_loop_versioning): Support versioning with niter assumptions.
* tree-vect-loop.c (tree-ssa-loop.h): Include header file.
(vect_get_loop_niters): New parameter. Reimplement to support
assumptions in loop niter info.
(vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
(new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
(vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
Support loop versioning for niters.
* tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
(vect_free_loop_info_assumptions): New function.
(vectorize_loops): Free loop niter info for loops with flag
LOOP_F_ASSUMPTIONS set if vectorization failed.
* tree-vectorizer.h (struct _loop_vec_info): New field
num_iters_assumptions.
(LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
(LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
(LOOP_REQUIRES_VERSIONING): New macro.
(vect_free_loop_info_assumptions): New decl.
2016-07-29 Bin Cheng <bin.cheng@arm.com>
* cfgloop.h (struct loop): New field constraints.
(LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
(loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
functions.
* cfgloop.c (alloc_loop): Initialize new field.
* cfgloopmanip.c (copy_loop_info): Copy constraints.
* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
Adjust niter analysis wrto loop constraints.
* doc/loop.texi (@node Number of iterations): Add description for loop
constraints.
2016-07-29 Marek Polacek <polacek@redhat.com>
PR c/7652
* config/i386/i386.c (ix86_expand_args_builtin): Add break.
(ix86_expand_round_builtin): Likewise.
2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
Georg-Johann Lay <avr@gjlay.de>
PR rtl-optimization/71976
* combine.c (get_last_value): Return 0 if the argument for which
the function is called has a wider mode than the recorded value.
2016-07-29 Marek Polacek <polacek@redhat.com>
PR c/7652
* config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
(altivec_expand_st_builtin): Likewise.
2016-07-29 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
introduced in r238381.
2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/68217
* tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
& sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
New declaration.
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Add support for vec_extract of vector double or vector long having
a variable element number on 64-bit ISA 2.07 systems or newer.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract):
Likewise.
(rs6000_split_vec_extract_var): New function to split a
vec_extract built-in function with variable element number.
(rtx_is_swappable_p): Variable vec_extracts and shifts are not
swappable.
* config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
(UNSPEC_VSX_EXTRACT): Likewise.
(vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
direct move instructions to be generated on 64-bit ISA 2.07
systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
instruction.
(vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
arguments for vec_extract variable element.
(vsx_extract_<mode>_var, VSX_D iterator): New insn to support
vec_extract with variable element on V2DFmode and V2DImode
vectors.
* config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
-mupper-regs-df requirement, since it isn't needed.
(TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
do direct moves on 64-bit systems, which allows optimization of
vec_extract on 64-bit ISA 2.07 systems and newer.
2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.md
(zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
statement and type.
(<optab>qihi2_aarch64): Likewise, and split into two.
(extendqihi2_aarch64): New.
(zero_extendqihi2_aarch64): New.
* config/aarch64/iterators.md (ldrxt): Remove.
* config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
uxtb/uxth.
2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
* config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
(aarch64_push_reg): New function to push 1 or 2 registers.
(aarch64_pop_reg): New function to pop 1 or 2 registers.
(aarch64_expand_prologue): Use aarch64_push_regs.
(aarch64_expand_epilogue): Use aarch64_pop_regs.
2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/71734
* tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
attribute instead of REF_LOOP and use it.
(ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
set it for Loops having non-zero safelen attribute.
(ref_indep_loop_p): Pass zero as initial value for safelen.
2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
PR middle-end/72657
PR target/72683
* tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
call using chkp_gimple_call_builtin_p.
(chkp_copy_bounds_for_assign): Likewise.
2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config/alpha/alpha.c (alpha_adjust_cost): Adjust.
* config/arm/arm-protos.h (struct tune_params): Likewise.
* config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
(cortex_a9_sched_adjust_cost): Likewise.
(fa726te_sched_adjust_cost): Likewise.
(arm_adjust_cost): Likewise.
* config/bfin/bfin.c (bfin_adjust_cost): Likewise.
* config/c6x/c6x.c (c6x_adjust_cost): Likewise.
* config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
* config/i386/i386.c (ix86_adjust_cost): Likewise.
* config/ia64/ia64.c: Likewise.
* config/m68k/m68k.c: Likewise.
* config/mep/mep.c (mep_adjust_cost): Likewise.
* config/microblaze/microblaze.c (microblaze_adjust_cost):
* Likewise.
* config/mips/mips.c (mips_adjust_cost): Likewise.
* config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
* Likewise.
* config/pa/pa.c (pa_adjust_cost): Likewise.
* config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
(rs6000_debug_adjust_cost): Likewise.
* config/sh/sh.c (sh_adjust_cost): Likewise.
* config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
(hypersparc_adjust_cost): Likewise.
(sparc_adjust_cost): Likewise.
* config/spu/spu.c (spu_sched_adjust_cost): Likewise.
* config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
* config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
* Likewise.
* config/visium/visium.c (visium_adjust_cost): Likewise.
* doc/tm.texi: Regenerate.
* haifa-sched.c (dep_cost_1): Adjust.
* target.def: Merge adjust_cost and adjust_cost_2.
2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* haifa-sched.c (add_to_speculative_block): Make twins a vector.
2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* store-motion.c (struct st_expr): Make pattern_regs a vector.
(extract_mentioned_regs): Append to a vector instead of
returning a rtx_expr_list.
(st_expr_entry): Adjust.
(free_st_expr_entry): Likewise.
(store_ops_ok): Likewise.
(store_killed_in_insn): Likewise.
(find_moveable_store): Likewise.
2016-07-28 Martin Liska <mliska@suse.cz>
PR gcov-profile/68025
* tree-profile.c (tree_profiling): Respect
no_profile_instrument_function attribute.
* doc/extend.texi: Document no_profile_instrument_function
attribute.
2016-07-28 Martin Liska <mliska@suse.cz>
PR rtl-optimization/70944
* combine.c (make_compound_operation):
Do not allow make_compound_operation for vector mode
2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71994
* tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
before calling get_ops.
2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
* defaults.h (LOG2_BITS_PER_UNIT): Move from here...
* tree.h (LOG2_BITS_PER_UNIT): ...to here.
(BITS_PER_UNIT_LOG): Remove.
(int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
* expr.c (expand_assignment): Likewise.
* stor-layout.c (initialize_sizetypes): Likewise.
2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/vector.md (vec_extract<mode>): Change the calling
signature of rs6000_expand_vector_extract so that the element
number is a RTX instead of a constant integer.
* config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
Likewise.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
(altivec_expand_vec_ext_builtin): Likewise.
* config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
* config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
MFVSRLD instruction.
2016-07-27 David Malcolm <dmalcolm@redhat.com>
* input.c (get_pure_location): Move here from tree.c.
(make_location): Likewise. Add header comment.
(selftest::test_accessing_ordinary_linemaps): Verify
pure_location_p, make_location, get_location_from_adhoc_loc and
get_range_from_loc.
* input.h (get_pure_location): Move declaration here from tree.h.
(get_finish): Likewise for inline function.
(make_location): Likewise for declaration.
* tree.c (get_pure_location): Move to input.c.
(make_location): Likewise.
* tree.h (get_pure_location): Move declaration to tree.h.
(get_finish): Likewise for inline function.
(make_location): Likewise for declaration.
2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR middle-end/71078
* match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
2016-07-27 David Malcolm <dmalcolm@redhat.com>
* system.h (STATIC_ASSERT): Use static_assert if building
with C++11 onwards.
2016-07-27 Richard Biener <rguenther@suse.de>
PR tree-optimization/72517
* tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
Revert change to not compute read-read dependences.
2016-07-27 Richard Biener <rguenther@suse.de>
* predict.c (set_even_probabilities): Make nedges unsigned.
2016-07-27 Martin Liska <mliska@suse.cz>
* predict.c (set_even_probabilities): Handle unlikely edges.
(combine_predictions_for_bb): Likewise.
2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71869
* config/rs6000/rs6000.c (rs6000_generate_compare): Rework
__float128 support when we don't have hardware support, so that
the IEEE built-in functions like isgreater, first call __unordkf3
to make sure neither operand is a NaN, and if both operands are
ordered, do the normal comparison.
2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
* tree-vrp.c (dump_asserts_for): Print loc->expr instead of
name.
(extract_code_and_val_from_cond_with_ops): Verify that name is
either cond_op0 or cond_op1.
2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/18046
* genmodes.c (emit_mode_size_inline): Emit an assert that
verifies that mode is a valid array index.
(emit_mode_nuinits_inline): Likewise.
(emit_mode_inner_inline): Likewise.
(emit_mode_unit_size_inline): Likewise.
(emit_mode_unit_precision_inline): Likewise.
* tree-vrp.c: Include params.h.
(find_switch_asserts): Register edge assertions for the default
label which correspond to the anti-ranges of each case label.
* params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
* doc/invoke.texi: Document it.
2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
and unnecessary call to gimple_bb.
2016-07-26 Richard Biener <rguenther@suse.de>
PR rtl-optimization/71984
* simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
for VOIDmode.
2016-07-26 Richard Biener <rguenther@suse.de>
PR middle-end/72517
* expmed.c (extract_bit_field_1): Constrain the vector mode
with element size matching the extraction mode size when
choosing a better vector mode to do the extraction from.
2016-07-26 Richard Biener <rguenther@suse.de>
Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
PR middle-end/70920
* match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
pattern.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-ssa-structalias.c (struct scc_info): Change types of
members to auto_sbitmap and auto_vec.
(scc_info::scc_info): New constructor.
(scc_info::~scc_info): New destructor.
(init_scc_info): Remove.
(free_scc_info): Remove.
(find_indirect_cycles): Adjust.
(perform_var_substitution): Likewise.
(free_var_substitution_info): Likewise.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-outof-ssa.c (struct elim_graph): Change type of members
to auto_vec and auto_sbitmap.
(elim_graph::elim_graph): New constructor.
(delete_elim_graph): Remove.
(expand_phi_nodes): Adjust.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-outof-ssa.c (struct elim_graph): Remove typedef.
(new_elim_graph): Adjust.
(clear_elim_graph): Likewise.
(delete_elim_graph): Likewise.
(elim_graph_size): Likewise.
(elim_graph_add_node): Likewise.
(elim_graph_add_edge): Likewise.
(elim_graph_remove_succ_edge): Likewise.
(eliminate_name): Likewise.
(eliminate_build): Likewise.
(elim_forward): Likewise.
(elim_unvisited_predecessor): Likewise.
(elim_backward): Likewise.
(elim_create): Likewise.
(eliminate_phi): Likewise.
(expand_phi_nodes): Likewise.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* bt-load.c (compute_out): Use auto_sbitmap class.
(link_btr_uses): Likewise.
* cfganal.c (mark_dfs_back_edges): Likewise.
(post_order_compute): Likewise.
(inverted_post_order_compute): Likewise.
(pre_and_rev_post_order_compute_fn): Likewise.
(single_pred_before_succ_order): Likewise.
* cfgexpand.c (pass_expand::execute): Likewise.
* cfgloop.c (verify_loop_structure): Likewise.
* cfgloopmanip.c (fix_bb_placements): Likewise.
(remove_path): Likewise.
(update_dominators_in_loop): Likewise.
* cfgrtl.c (break_superblocks): Likewise.
* ddg.c (check_sccs): Likewise.
(create_ddg_all_sccs): Likewise.
* df-core.c (df_worklist_dataflow): Likewise.
* dse.c (dse_step3): Likewise.
* except.c (eh_region_outermost): Likewise.
* function.c (thread_prologue_and_epilogue_insns): Likewise.
* gcse.c (prune_expressions): Likewise.
(prune_insertions_deletions): Likewise.
* gimple-ssa-backprop.c (backprop::~backprop): Likewise.
* graph.c (draw_cfg_nodes_no_loops): Likewise.
* ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
* lcm.c (compute_earliest): Likewise.
(compute_farthest): Likewise.
* loop-unroll.c (unroll_loop_constant_iterations): Likewise.
(unroll_loop_runtime_iterations): Likewise.
(unroll_loop_stupid): Likewise.
* lower-subreg.c (decompose_multiword_subregs): Likewise.
* lra-lives.c: Likewise.
* lra.c (lra): Likewise.
* modulo-sched.c (schedule_reg_moves): Likewise.
(optimize_sc): Likewise.
(get_sched_window): Likewise.
(sms_schedule_by_order): Likewise.
(check_nodes_order): Likewise.
(order_nodes_of_sccs): Likewise.
(order_nodes_in_scc): Likewise.
* recog.c (split_all_insns): Likewise.
* regcprop.c (pass_cprop_hardreg::execute): Likewise.
* reload1.c (reload): Likewise.
* sched-rgn.c (haifa_find_rgns): Likewise.
(split_edges): Likewise.
(compute_trg_info): Likewise.
* sel-sched.c (init_seqno): Likewise.
* store-motion.c (remove_reachable_equiv_notes): Likewise.
* tree-into-ssa.c (update_ssa): Likewise.
* tree-ssa-live.c (live_worklist): Likewise.
* tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
* Likewise.
(try_peel_loop): Likewise.
* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
* Likewise.
* tree-ssa-pre.c (compute_antic): Likewise.
* tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
* tree-stdarg.c (reachable_at_most_once): Likewise.
* tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
* var-tracking.c (vt_find_locations): Likewise.
2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* sbitmap.h (auto_sbitmap): New class.
2016-07-26 Alan Modra <amodra@gmail.com>
PR target/72103
* config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
sri->t_icode.
2016-07-25 David Malcolm <dmalcolm@redhat.com>
* input.c (selftest::temp_source_file::temp_source_file): Fix
missing "%s" in fprintf.
2016-07-25 John David Anglin <danglin@gcc.gnu.org>
PR middle-end/71732
* cselib.c (cselib_process_insn): Invalidate argument slots for
const/pure calls.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
vmulxh_lane_f16, vmulxh_laneq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64.md (fma, fnma): Support HF.
* config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
New.
(<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
(add<mode>3): Likewise.
(sub<mode>3): Likewise.
(mul<mode>3): Likewise.
(div<mode>3): Likewise.
(*div<mode>3): Likewise.
(<fmaxmin><mode>3): Extend to HF.
* config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
(fabd<mode>3): Likewise.
(<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
(<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
(aarch64_fmulx<mode>): Likewise.
(aarch64_fac<optab><mode>): Likewise.
(aarch64_frecps<mode>): Likewise.
(<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
(<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
* config/aarch64/iterators.md (VHSDF_SDF): Delete.
(VSDQ_HSDI): Support HI.
(fcvt_target, FCVT_TARGET): Likewise.
* config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
vrsqrtsh_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config.gcc (aarch64*-*-*): Install arm_fp16.h.
* config/aarch64/aarch64-builtins.c (hi_UP): New.
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
mode.
(aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
(aarch64_cm<optab><mode>): Likewise.
* config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
(l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
(fix_trunc<GPF:mode><GPI:mode>2): Likewise.
(sqrt<mode>2): Likewise.
(*sqrt<mode>2): Likewise.
(abs<mode>2): Likewise.
(<optab><mode>hf2): New pattern for HF mode.
(<optab>hihf2): Likewise.
* config/aarch64/arm_neon.h: Include arm_fp16.h.
* config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
(w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
Support HF mode.
* config/aarch64/arm_fp16.h: New file.
(vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
vsqrth_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
reduc_smin_scal_): Use VDQIF_F16.
(reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
* config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
Use VHSDF.
(aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
* config/aarch64/iterators.md (VDQIF_F16): New.
(vp): Support HF modes.
* config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
"*aarch64_mulx_elt_from_dup<mode>".
(*aarch64_mul3_elt<mode>): Update schedule type.
(*aarch64_mul3_elt_from_dup<mode>): Likewise.
(*aarch64_fma4_elt_from_dup<mode>): Likewise.
(*aarch64_fnma4_elt_from_dup<mode>): Likewise.
* config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
(f, fp): Support HF modes.
* config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
modes.
* config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
vfmsq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64-simd.md
(aarch64_rsqrts<mode>): Extend to HF modes.
(fabd<mode>3): Likewise.
(<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
(<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
(aarch64_<maxmin_uns>p<mode>): Likewise.
(<su><maxmin><mode>3): Likewise.
(<maxmin_uns><mode>3): Likewise.
(<fmaxmin><mode>3): Likewise.
(aarch64_faddp<mode>): Likewise.
(aarch64_fmulx<mode>): Likewise.
(aarch64_frecps<mode>): Likewise.
(*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
(add<mode>3): Extend to HF modes.
(sub<mode>3): Likewise.
(mul<mode>3): Likewise.
(div<mode>3): Likewise.
(*div<mode>3): Likewise.
* config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
HF, V4HF and V8HF.
* config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
* config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
* config/aarch64/aarch64-simd-builtins.def: Register new builtins.
* config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
(neg<mode>2): Likewise.
(abs<mode>2): Likewise.
(<frint_pattern><mode>2): Likewise.
(l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
(<optab><VDQF:mode><fcvt_target>2): Likewise.
(<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
(ftrunc<VDQF:mode>2): Likewise.
(<optab><fcvt_target><VDQF:mode>2): Likewise.
(sqrt<mode>2): Likewise.
(*sqrt<mode>2): Likewise.
(aarch64_frecpe<mode>): Likewise.
(aarch64_cm<optab><mode>): Likewise.
* config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
HF, V4HF and V8HF.
* config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
(VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
(stype): New.
* config/aarch64/arm_neon.h (vdup_n_f16): New.
(vdupq_n_f16): Likewise.
(vld1_dup_f16): Use vdup_n_f16.
(vld1q_dup_f16): Use vdupq_n_f16.
(vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
vsqrt_f16, vsqrtq_f16): New.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd.md
(aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
(aarch64_ext<mode>): Likewise.
(aarch64_rev<REVERSE:rev_op><mode>): Likewise.
* config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
and V8HFmode.
* config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
float16x8_t.
(__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
__aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
New.
(vmov_n_f16): Reimplement using vdup_n_f16.
(vmovq_n_f16): Reimplement using vdupq_n_f16..
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.c (aarch64_add_constant): New parameter
"frame_related_p". Generate CFA annotation when it's necessary.
(aarch64_expand_prologue): Use aarch64_add_constant.
(aarch64_expand_epilogue): Likewise.
(aarch64_output_mi_thunk): Pass "false" when calling
aarch64_add_constant.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
sequences.
2016-07-25 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
(aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
(aarch64_build_constant): Delete.
2016-07-25 Alexander Monakov <amonakov@ispras.ru>
Revert
2016-07-20 Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/nvptx.c (nvptx_option_override): Do not set
flag_toplevel_reorder.
2016-07-25 Richard Biener <rguenther@suse.de>
* cgraph.c (cgraph_node::verify_node): Compare against builtin
by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
* tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
* tree-streamer.h (streamer_handle_as_builtin_p): Remove.
(streamer_get_builtin_tree): Likewise.
(streamer_write_builtin): Likewise.
* lto-streamer.h (LTO_builtin_decl): Remove.
* lto-streamer-in.c (lto_read_tree_1): Remove assert.
(lto_input_scc): Remove LTO_builtin_decl handling.
(lto_input_tree_1): Liekwise.
* lto-streamer-out.c (lto_output_tree_1): Remove special
handling of builtins.
(DFS::DFS): Likewise.
* tree-streamer-in.c (streamer_get_builtin_tree): Remove.
* tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
assert.
(streamer_write_builtin): Remove.
2016-07-25 Martin Liska <mliska@suse.cz>
* lto-cgraph.c (input_symtab): Don't call get_working_sets
if flag_auto_profile is set to true.
2016-07-25 Martin Liska <mliska@suse.cz>
PR gcov-profile/71868
* cfgloopanal.c (expected_loop_iterations_unbounded): When we
have a function with multiple latches, count them all.
2016-07-25 Martin Liska <mliska@suse.cz>
* tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
2016-07-25 Martin Liska <mliska@suse.cz>
PR tree-optimization/71987
* tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
just for SSA_NAMEs. Fix GNU coding style.
2016-07-25 Martin Liska <mliska@suse.cz>
PR gcov-profile/64874
* gcov-io.h: Update command about file format.
* gcov-iov.c (main): Adapt the numbering scheme.
2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/66726
* tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
whose result is used in PHI.
(final_range_test_p): Likewise.
(maybe_optimize_range_tests): Likewise.
2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Reformat two multi-line strings.
2016-07-22 Martin Sebor <msebor@redhat.com>
* doc/extend.texi (Compound Literals): Add '@' missed in last commit.
2016-07-22 Martin Sebor <msebor@redhat.com>
PR c/71560
* doc/extend.texi (Compound Literals): Correct and clarify.
(Cast to Union): Same.
2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
comments to explain why certain error messages make mention of
undocumented options.
(rs6000_invalid_builtin): Change error messages to replace mention
of undocumented options with mention of the -mcpu=power9 option
that enables those undocumented options.
* config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
(RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
definition of this macro to correct an existing error.
* config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
descriptions of built-in functions so that they depend on
-mcpu=power9 instead of on the corresponding undocumented flags.
* doc/invoke.texi (Option Summary): Remove all mention of newly
undocumented flags.
(IBM RS/6000 and PowerPC Options): Likewise.
* doc/md.texi (Constraints for Particuliar Machines): Remove all
mention of newly undocumented flags.
2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
* ipa-cp.c (determine_versionability): Do not create constprop clones,
when target_clones attribute is set.
2016-07-22 Bin Cheng <bin.cheng@arm.com>
* common.opt (funsafe-loop-optimizations): Mark ignore.
* doc/invoke.texi (funsafe-loop-optimizations): Remove.
* loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
related code.
* tree-ssa-loop-niter.c (finite_loop_p): Ditto.
* config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
2016-07-22 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
Parameter.
* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
Parameter.
(number_of_iterations_exit): Warn missed loop optimization for
possible infinite loops.
2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
PR target/71216
* config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
when to emit a ".machine" pseudo-op.
2016-07-22 Martin Liska <mliska@suse.cz>
PR gcov-profile/69028
PR gcov-profile/62047
* coverage.c (coverage_compute_lineno_checksum): Do not
calculate checksum for fns w/o xloc.file.
(coverage_compute_profile_id): Likewise.
2016-07-22 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
(avr_secondary_reload): ...and implementation.
(avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
* config/avr/avr.md (reload_in<mode>): Remove insns.
(adjust_len) [lpm]: Remove insn attribute value.
* config/avr/predicates.md (flash_operand): Remove insn predicate.
2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR middle-end/71876
* builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
attribute.
* builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
* calls.c (special_function_p): Remove the special handling of the
"__builtin_" prefix.
2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR middle-end/71876
* calls.c (gimple_maybe_alloca_call_p): New function. Return true
if STMT may be an alloca call.
(gimple_alloca_call_p, alloca_call_p): Return only true for the
builtin alloca call.
* calls.h (gimple_maybe_alloca_call_p): New function.
* tree-inline.c (inline_forbidden_p_stmt): Use
gimple_maybe_alloca_call_p here.
2016-07-21 David Malcolm <dmalcolm@redhat.com>
* spellcheck-tree.c (best_macro_match::best_macro_match):
Explictly specify the template arguments when invoking the base
class constructor, to help older C++ compilers.
2016-07-21 Jakub Jelinek <jakub@redhat.com>
PR sanitizer/71953
* asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
before builtin_decl_implicit.
2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
* optabs.c (emit_condiitonal_move): Short circuit for identical
sources.
2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
* ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
(noce_conversion_profitable_p): New.
(noce_try_store_flag_constants): Use it.
(noce_try_addcc): Likewise.
(noce_try_store_flag_mask): Likewise.
(noce_try_cmove): Likewise.
(noce_try_cmove_arith): Likewise.
(bb_valid_for_noce_process_p): Add to the cost parameter rather than
overwriting it.
(noce_convert_multiple_sets): Move cost model to here, from...
(bb_ok_for_noce_convert_multiple_sets) ...here.
(noce_process_if_block): Update calls for above changes.
(noce_find_if_block): Record new noce_if_info parameters.
2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
* target.def (max_noce_ifcvt_seq_cost): New.
* doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
* doc/tm.texi: Regenerate.
* targhooks.h (default_max_noce_ifcvt_seq_cost): New.
* targhooks.c (default_max_noce_ifcvt_seq_cost): New.
* params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
(PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
* doc/invoke.texi: Document new params.
2016-07-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/71947
* tree-vrp.c (extract_range_from_assert): Singleton symbolic
ranges have useful limit_vr information.
2016-07-21 Richard Biener <rguenther@suse.de>
* function-tests.c (build_trivial_generic_function): Set
BLOCK_SUPERCONTEXT of DECL_INITIAL.
* omp-low.c (create_omp_child_function): Likewise.
(grid_expand_target_grid_body): Likewise.
* cgraphunit.c (init_lowered_empty_function): Likewise.
(cgraph_node::expand_thunk): Likewise.
* tree-parloops.c (create_loop_fn): Likewise.
* ipa.c (cgraph_build_static_cdtor_1): Likewise.
2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
* tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
in comment.
2016-07-21 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
(*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
(*insv.xor-extract, *insv.xor1-bit.0): New insns.
(adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
values for insn attribute.
* config/avr/avr.c (avr_out_insert_notbit): New function.
(avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
ADJUST_LEN_INSV_NOTBIT_0/_7.
* config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
2016-07-21 Bin Cheng <bin.cheng@arm.com>
* tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
(chrec_convert_1, chrec_convert): Ditto.
* tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
* tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
* tree-vrp.c (adjust_range_with_scev): Ditto.
* tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
(scev_var_range_cant_overflow): New function.
(scev_probably_wraps_p): New parameter. Call above function.
* tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
2016-07-21 Bin Cheng <bin.cheng@arm.com>
* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
by removing computation of may_be_zero.
2016-07-21 Jakub Jelinek <jakub@redhat.com>
* tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
Improving concepts performance and diagnostics.
* timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
for constraint satisfaction and subsumption.
* timevar.h (auto_timevar): New constructor that matches the push/pop
pattern of usage in pt.c.
2016-07-20 Uros Bizjak <ubizjak@gmail.com>
* hwint.h (HOST_WIDE_INT_0): New define.
(HOST_WIDE_INT_0U): Ditto.
* double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
* dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
* simplify-rtx.c: Ditto.
* tree-object-size.c: Ditto.
2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_encode_section_info): Remove mode size
check.
2016-07-20 Uros Bizjak <ubizjak@gmail.com>
* cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
* combine.c: Use HOST_WIDE_INT_M1U instead of
~(unsigned HOST_WIDE_INT) 0.
* double-int.h: Ditto.
* dse.c: Ditto.
* dwarf2asm.c:Ditto.
* expmed.c: Ditto.
* genmodes.c: Ditto.
* match.pd: Ditto.
* read-rtl.c: Ditto.
* tree-ssa-loop-ivopts.c: Ditto.
* tree-ssa-loop-prefetch.c: Ditto.
* tree-vect-generic.c: Ditto.
* tree-vect-patterns.c: Ditto.
* tree.c: Ditto.
2016-07-20 Georg-Johann Lay <avr@gjlay.de>
* config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
constant addresses outside [0,0xc0] into a register.
(avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
cases where the base address register is unused after.
(avr_out_movhi_r_mr_reg_disp_tiny): Same.
(avr_out_movhi_mr_r_reg_disp_tiny): Same.
(avr_out_store_psi_reg_disp_tiny): Same.
2016-07-20 Georg-Johann Lay <avr@gjlay.de>
Implement attribute progmem on reduced Tiny cores by adding
flash offset 0x4000 to respective symbols.
PR target/71948
* doc/extend.texi (AVR Variable Attributes) [progmem]: Add
documentation how it works on reduced Tiny cores.
(AVR Named Address Spaces): No support for reduced Tiny.
* config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
(avr_address_tiny_pm_p): New static function.
(avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
if the address is in progmem.
(avr_assemble_integer): Same.
(avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
for symbol_ref in progmem.
* config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
* config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
* configure.ac (thin_archive_support): New variable. AC_SUBST it.
* configure: Regenerate.
* Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
(USE_THIN_ARCHIVES): New variable.
(libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
this archive as a thin archive.
2016-07-20 David Malcolm <dmalcolm@redhat.com>
* diagnostic-show-locus.c (diagnostic_show_locus): If this is the
same location as last time, don't skip if we have fix-it hints.
Clarify the skipping logic by converting it from one "if" clause
to repeated "if" clauses.
* spellcheck-tree.c: Include "cpplib.h".
(find_closest_macro_cpp_cb): Move here from c/c-decl.c.
(best_macro_match::best_macro_match): New constructor.
* spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
Move here from c/c-decl.c.
(class best_macro_match): Move here from c/c-decl.c, converting
from a typedef to a subclass, gaining a ctor.
2016-07-20 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
* config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
define...
(avr_addr_space_diagnose_usage): ...and implementation.
(avr_addr_space_supported_p): New function.
(avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
report bad address space usage if that space is supported.
(avr_insert_attributes): Same. No more complain about unsupported
address spaces.
* config/avr/avr-c.c (tm_p.h): Include it.
(avr_cpu_cpp_builtins): Only define addr-space related built-in
macro if avr_addr_space_supported_p.
2016-07-20 Alexander Monakov <amonakov@ispras.ru>
* config/nvptx/nvptx.c (nvptx_option_override): Do not set
flag_toplevel_reorder.
2016-07-20 David Malcolm <dmalcolm@redhat.com>
* gcc-rich-location.c
(gcc_rich_location::add_fixit_misspelled_id): New overload, taking
a const char *.
* gcc-rich-location.h
(gcc_rich_location::add_fixit_misspelled_id): Likewise.
2016-07-20 Georg-Johann Lay <avr@gjlay.de>
* target.def (addr_space): Add new diagnose_usage to hook vector.
* targhooks.c (default_addr_space_diagnose_usage): Add default
implementation and...
* targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
* c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
is some address space, call targetm.addr_space.diagnose_usage.
* doc/tm.texi.in (Named Address Spaces): Add anchor for
TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
* doc/tm.texi: Regenerate.
2016-07-20 Martin Liska <mliska@suse.cz>
PR middle-end/71898
* graphite-isl-ast-to-gimple.c (later_of_the_two):
Properly handly PHI stmts.
2016-07-20 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/71503
PR tree-optimization/71683
* tree-if-conv.c (gen_phi_arg_condition): Record true predicate
and break.
2016-07-20 Martin Liska <mliska@suse.cz>
* doc/invoke.texi (-fipa-ra): Document when the option is
disabled. Fix a typo.
2016-07-20 Martin Liska <mliska@suse.cz>
* Makefile.in: Include fibonacci_heap.c
* fibonacci_heap.c: New file.
* fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
(fibonacci_heap::union_with): Fix deletion of the second heap.
* selftest-run-tests.c (selftest::run_tests): Incorporate
fibonacci heap tests.
* selftest.h: Declare fibonacci_heap_c_tests.
2016-07-20 Martin Liska <mliska@suse.cz>
* selftest-run-tests.c (selftest::run_tests): New function.
* selftest.h (sreal_c_tests): Declare.
* sreal.c (sreal_verify_basics): New function.
(verify_aritmetics): Likewise.
(sreal_verify_arithmetics): Likewise.
(verify_shifting): Likewise.
(sreal_verify_shifting): Likewise.
(void sreal_c_tests): Likewise.
2016-07-19 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/71916
* cfgrtl.c (contains_no_active_insn_p): Return false also for
bb which have a single succ fake edge.
2016-07-19 Aldy Hernandez <aldyh@redhat.com>
PR debug/71855
* dwarf2out.c (gen_subprogram_die): Only call
gen_unspecified_parameters_die while dumping early dwarf.
2016-07-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71874
* gimple-fold.c (fold_builtin_memory_op): Use
get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
2016-07-19 Uros Bizjak <ubizjak@gmail.com>
* builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
* combine.c: Ditto.
* cse.c: Ditto.
* dojump.c: Ditto.
* double-int.c: Ditto.
* dse.c: Ditto.
* dwarf2out.c: Ditto.
* expmed.c: Ditto.
* expr.c: Ditto.
* fold-const.c: Ditto.
* function.c: Ditto.
* fwprop.c: Ditto.
* genmodes.c: Ditto.
* hwint.c: Ditto.
* hwint.h: Ditto.
* ifcvt.c: Ditto.
* loop-doloop.c: Ditto.
* loop-invariant.c: Ditto.
* loop-iv.c: Ditto.
* match.pd: Ditto.
* optabs.c: Ditto.
* real.c: Ditto.
* reload.c: Ditto.
* rtlanal.c: Ditto.
* simplify-rtx.c: Ditto.
* stor-layout.c: Ditto.
* toplev.c: Ditto.
* tree-ssa-loop-ivopts.c: Ditto.
* tree-vect-generic.c: Ditto.
* tree-vect-patterns.c: Ditto.
* tree.c: Ditto.
* tree.h: Ditto.
* ubsan.c: Ditto.
* varasm.c: Ditto.
* wide-int-print.cc: Ditto.
* wide-int.cc: Ditto.
* wide-int.h: Ditto.
2016-07-19 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::assert_streq): Handle NULL values of
val_actual and val_expected.
2016-07-19 Martin Jambor <mjambor@suse.cz>
PR fortran/71688
* trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
rather than cgraph_create_node to get a call graph node.
2016-07-19 Richard Biener <rguenther@suse.de>
* gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
handle all tcc_constant bases and valueize SSA names.
* tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
tcc_constant bases.
2016-07-19 David Malcolm <dmalcolm@redhat.com>
* function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
the flags of the exit block and bb2, not just the entry block.
2016-07-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/71901
* tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
align member, group stuff with the bitfield.
(vn_ref_op_align_unit): New inline.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
record element alignment and operand 3 unchanged.
(ao_ref_init_from_vn_reference): Adjust.
(valueize_refs_1): Likewise.
* tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
2016-07-19 Richard Biener <rguenther@suse.de>
PR tree-optimization/71908
* tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
symbolic constants in a more reliable way.
2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
comment.
(vect_update_inits_of_drs): Likewise.
(vect_create_cond_for_alias_checks): Likewise.
* tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
2016-07-19 Richard Biener <rguenther@suse.de>
PR lto/71907
* lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
with an abstract origin that is not an inlined function outer
scope add a self-reference as abstract origin.
* tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71493
* config/rs6000/rs6000.c (rs6000_function_value): Fix
unintentional System V.4 structure return breakage for structures
with a single floating point element.
2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/71734
* tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
contains REF, use it to check safelen, assume that safelen value
must be greater 1, fix style.
(ref_indep_loop_p_2): Add REF_LOOP argument.
(ref_indep_loop_p): Pass LOOP as additional argument to
ref_indep_loop_p_2.
2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
* cfgexpand.c (expand_stack_vars): Implement synamic stack space
allocation in the prologue.
* explow.c (get_dynamic_stack_base): New function to return an address
expression for the dynamic stack base.
(get_dynamic_stack_size): New function to do the required dynamic stack
space size calculations.
(allocate_dynamic_stack_space): Use new functions.
(align_dynamic_address): Move some code from
allocate_dynamic_stack_space to new function.
* explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_encode_section_info): Always set
notaligned marker if mode size is 0 or no MEM_ALIGN info could be
found.
2016-07-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/71893
* tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
for sizetype cast added by array_ref_element_size.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2016-07-16 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (hppa_profile_hook): Allocate stack space for
register parameters. Remove code to initialize argument pointer
on TARGET_64BIT. Optimize call to _mcount when it can be reached
using a pc-relative branch. Cleanup conditional code.
* config/pa/pa.md (call_mcount): New expander.
(call_mcount_nonpic): New insn.
(call_mcount_pic): New insn and split.
(call_mcount_pic_post_reload): New insn.
(call_mcount_64bit): New insn and split.
(call_mcount_64bit_post_reload): New insn.
2016-07-15 Georg-Johann Lay <avr@gjlay.de>
* config/avr/predicates.md (const_m255_to_m1_operand): New.
* config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
* config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
(*cmphi.zero-extend.0, *cmphi.zero-extend.1)
(*usum_widenqihi3, *udiff_widenqihi3)
(*addhi3_zero_extend.const): New combiner insns.
(andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
just 1 bit is affected.
* config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
(avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
* omp-low.c (lower_omp_target): Mark data clauses with
GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
zero-length subarrays.
2016-07-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/71881
* tree-loop-distribution.c (destroy_loop): Remove blocks in
reverse DOM order to make debug temp generation happy.
2016-07-15 Richard Biener <rguenther@suse.de>
PR tree-optimization/71887
* tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
verify it is not zero for division / modulo handling.
(value_replacement): Adjust.
2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
Julian Brown <julian@codesourcery.com>
* config/aarch64/aarch64-cores.def: Update vulcan COSTS.
* config/aarch64/aarch64-cost-tables.h
(vulcan_extra_costs): New variable.
* config/aarch64/aarch64.c
(vulcan_addrcost_table): Likewise.
(vulcan_regmove_cost): Likewise.
(vulcan_vector_cost): Likewise.
(vulcan_branch_cost): Likewise.
(vulcan_tunings): Likewise.
2016-07-15 Alexander Monakov <amonakov@ispras.ru>
* cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
(output_in_order): Loop over undefined variables too. Output them
via assemble_undefined_decl. Skip variables that correspond to hard
registers or have value-exprs.
* varpool.c (symbol_table::output_variables): Handle undefined
variables together with defined ones.
2016-07-15 Richard Biener <rguenther@suse.de>
* tree-ssa-pre.c (get_representative_for): Make sure to return
the value number of SSA names.
(phi_translate_1): get_representative_for cannot return NULL.
(do_pre_regular_insertion): Remove redundant call to
fully_constant_expression.
(do_pre_partial_partial_insertion): Likewise.
2016-07-15 Bin Cheng <bin.cheng@arm.com>
* tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
(derive_simple_iv_with_niters): New function.
(simple_iv): Rewrite using simple_iv_with_niters.
* tree-scalar-evolution.h (simple_iv_with_niters): New decl.
* tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
function.
(number_of_iterations_exit): Rewrite using above function.
* tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
Decl.
2016-07-15 Richard Biener <rguenther@suse.de>
* config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
vec_construct cost.
2016-07-14 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71872
* tree-data-ref.c (get_references_in_stmt): Ignore references
with is_gimple_constant get_base_address.
2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
(TARGET_HAVE_LDACQD): New macro.
* config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
than TARGET_HAVE_LDACQ.
(arm_load_acquire_exclusivedi): Likewise.
(arm_store_release_exclusivedi): Likewise.
2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
PR rtl-optimization/71878
* lra-constraints.c (match_reload): Pass information about other
output operands. Create new unique register value if matching input
operand shares same register value as output operand being considered.
(curr_insn_transform): Record output operands already processed.
2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR target/65951
PR tree-optimization/70923
* tree-vect-patterns.c: Include mult-synthesis.h.
(target_supports_mult_synth_alg): New function.
(synth_lshift_by_additions): Likewise.
(apply_binop_and_append_stmt): Likewise.
(vect_synth_mult_by_constant): Likewise.
(target_has_vecop_for_code): Likewise.
(vect_recog_mult_pattern): Use above functions to synthesize vector
multiplication by integer constants.
2016-07-14 Alan Modra <amodra@gmail.com>
* config/rs6000/altivec.md (altivec_mov<mode>): Disparage
gpr alternatives. Correct '*' placement on Y,r alternative.
Add '*' on operand 1 of r,r alternative.
2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* expmed.c (mult_variant, choose_mult_variant): Move declaration to...
* expmed.h: ... Here.
2016-07-14 Jan Hubicka <hubicka@ucw.cz>
* gimple.h (stmt_can_terminate_bb_p): New function.
* tree-cfg.c (need_fake_edge_p): Rename to ...
(stmt_can_terminate_bb_p): ... this; return true if stmt can
throw external; handle const and pure calls.
* tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
2016-07-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/71866
* tree-ssa-pre.c (get_constant_for_value_id): Remove.
(do_hoist_insertion): Avoid endless recursion when we
didn't insert anything because we managed to simplify
things down to a constant or SSA name.
(fully_constant_expression): Re-write in terms of ...
* tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
* tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
vn_nary_build_or_lookup_1.
(vn_nary_build_or_lookup_1): Added flag and renamed from ...
(vn_nary_build_or_lookup): ... this which now wraps it.
2016-07-14 Alan Modra <amodra@gmail.com>
PR target/71733
* config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
with p9_vector override before power9-dform override.
2016-07-13 Andi Kleen <ak@linux.intel.com>
* value-prof.c (gimple_value_profile_transformations): Don't run
when auto_profile is on.
2016-07-13 Andi Kleen <ak@linux.intel.com>
* auto-profile.c (update_inlined_ind_target,
afdo_indirect_call): Print information to dump file.
2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
* genrecog.c (special_predicate_operand_p): New function.
(predicate_name): Move function.
(validate_pattern): Don't warn about missing mode for all
define_special_predicate predicates.
2016-07-13 Bin Cheng <bin.cheng@arm.com>
* tree-vect-data-refs.c (vect_no_alias_p): New function.
(vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
resolve alias checks which are known at compilation time.
Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
alias checks are resolved. Move dump info for too many runtime
alias checks to here...
* tree-vect-loop.c (vect_analyze_loop_2): ...From here.
2016-07-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/24574
* tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
position and add shift, rotate, divison and modulo support
for left zero.
(value_replacement): Pass in argument position to absorbing_element_p.
2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
PR ipa/71633
* ipa-inline-transform.c (inline_call): Support
instrumented thunks.
2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_HAVE_CBZ): Define.
(TARGET_IDIV): Set for all Thumb targets provided they have hardware
divide feature.
* config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
Baseline. Make initial alternative TARGET_32BIT only.
(udivsi3): Likewise.
* config/arm/thumb1.md (thumb1_cbz): New define_insn.
* doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
target.
2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
* config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
availability with TARGET_HAVE_MOVT.
(thumb_legitimate_constant_p): Strip the high part of a label_ref.
(thumb1_rtx_costs): Also return 0 if setting a half word constant and
MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
UINTVAL.
(thumb1_size_rtx_costs): Make set of half word constant also cost 1
extra instruction if MOVW is available. Use a cost variable
incremented by COSTS_N_INSNS (1) when the condition match rather than
returning an arithmetic expression based on COSTS_N_INSNS. Make
constant with bottom half word zero cost 2 instruction if MOVW is
available.
* config/arm/arm.md (define_attr "arch"): Add v8mb.
(define_attr "arch_enabled"): Set to yes if arch value is v8mb and
target is ARMv8-M Baseline.
(arm_movt): New unpredicable alternative for ARMv8-M Baseline.
(arm_movtas_ze): Likewise.
* config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
alternative for constants satisfying j constraint.
(thumb1_movsi_insn): Likewise.
(movsi splitter for K alternative): Tighten condition to not trigger
if movt is available and j constraint is satisfied.
(Pe immediate splitter): Likewise.
(thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
constant fitting in an halfword to use MOVW.
* doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
effective target.
2016-07-13 Richard Biener <rguenther@suse.de>
PR middle-end/71104
* gimplify.c (gimplify_modify_expr): Gimplify the RHS before
gimplifying the LHS. Make sure to gimplify a returning twice
call LHS without using SSA names.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-data-ref.c (find_data_references_in_stmt): Remove
unnecessary call to vec::release.
(graphite_find_data_references_in_stmt): Likewise.
* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
* tree-vect-stmts.c (vectorizable_condition): Likewise.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgexpand.c (expand_used_vars): Make the type of a local
variable auto_vec.
* genmatch.c (lower_for): Likewise.
* haifa-sched.c (haifa_sched_init): Likewise.
(add_to_speculative_block): Likewise.
(create_check_block_twin): Likewise.
* predict.c (handle_missing_profiles): Likewise.
* tree-data-ref.c (loop_nest_has_data_refs): Likewise.
* tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
* tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
Likewise.
(maybe_lower_iteration_bound): Likewise.
* tree-ssa-sccvn.c (DFS): Likewise.
* tree-stdarg.c (reachable_at_most_once): Likewise.
* tree-vect-stmts.c (vectorizable_conversion): Likewise.
(vectorizable_store): Likewise.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
(sccvn_dom_walker): make cond_stack an auto_vec.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* ree.c (struct ext_state): Make type of members auto_vec.
(find_and_remove_re): Adjust.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* cfgexpand.c (struct stack_vars_data): Make type of fields
auto_vec.
(expand_used_vars): Adjust.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* ipa.c (record_cdtor_fn): Adjust.
(build_cdtor_fns): Likewise.
(ipa_cdtor_merge): Make static_ctors and static_dtors local
variables.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* genextract.c (struct accum_extract): Add constructor and make
members auto_vec.
(gen_insn): Adjust.
2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* tree.c (struct free_lang_data_d): Add constructor and change
types of members to ones that automatically manage resources.
(fld_worklist_push): Adjust.
(find_decls_types): Likewise.
(find_decls_types_in_eh_region): Likewise.
(free_lang_data_in_cgraph): Stop manually creating and
destroying members of free_lang_data_d.
2016-07-13 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/68961
* config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
peephole variant. Use sse_reg_operand predicates.
2016-07-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (x86_64_immediate_operand)
<case CONST_INT>: Remove unneeded truncation to DImode.
<case CONST>: Ditto.
(x86_64_zext_immediate_operand) <case CONST>: Ditto.
2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71805
* config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
The xxperm and xxpermr instructions require that the 2nd input
operand overlap with the output operand, and not the 1st.
(altivec_vperm_v8hiv16qi): Likewise.
(altivec_vperm_<mode>_uns_internal): Likewise.
(altivec_vpermr_<mode>_internal): Likewise.
(vperm_v8hiv4si): Likewise.
(vperm_v16qiv8hi): Likewise.
2016-07-12 Nathan Sidwell <nathan@acm.org>
* config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
when -mno-pic-data-is-text-relative is in effect, by default.
* doc/invoke.texi (mpic-data-is-text-relative): Document new
behavior and clarify.
2016-07-12 Martin Liska <mliska@suse.cz>
* params.def: Add avg-loop niter.
* tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
* cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
* doc/invoke.texi: Document the new parameter.
2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR middle-end/71700
* expr.c (store_constructor): Mask sign-extended bits when widening
sub-word constructor element at the start of a word.
2016-07-12 Martin Liska <mliska@suse.cz>
* Makefile.in: Append rule for params-options.h.
* params-options.h: New file.
2016-07-12 Martin Liska <mliska@suse.cz>
* ira-build.c (mark_loops_for_removal): Properly iterate
loops.
2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
Richard Biener <rguenther@suse.de>
PR tree-optimization/23286
PR tree-optimization/70159
* doc/invoke.texi: Document -fcode-hoisting.
* common.opt (fcode-hoisting): New flag.
* opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
* tree-ssa-pre.c (pre_stats): Add hoist_insert.
(do_regular_insertion): Rename to ...
(do_pre_regular_insertion): ... this and amend general comments
on insertion strathegy.
(do_partial_partial_insertion): Rename to ...
(do_pre_partial_partial_insertion): ... this.
(do_hoist_insertion): New function.
(insert_aux): Take flags on whether to do PRE and/or hoist insertion
and call do_hoist_insertion properly.
(insert): Adjust.
(pass_pre::gate): Enable also if -fcode-hoisting is enabled.
(pass_pre::execute): Register hoist_insert stats.
2016-07-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71716
* gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
is different from mode's bitsize. Small cleanup.
2016-07-12 Richard Biener <rguenther@suse.de>
PR rtl-optimization/68961
* fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
to simplify to a non-constant.
2016-07-11 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71758
* omp-low.c (expand_omp_target): Gimplify device.
PR tree-optimization/71823
* tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
to get vec_oprnds2 from op2.
2016-07-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
Hoist common subexpressions.
(x86_64_zext_immediate_operand) <case CONST>: Ditto.
2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
PR target/71800
* config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
prevent generation of 'stxsiwx' on pre Power8 hardware.
2016-07-11 David Malcolm <dmalcolm@redhat.com>
* input.c: Include cpplib.h.
(selftest::temp_source_file): New class.
(selftest::temp_source_file::temp_source_file): New ctor.
(selftest::temp_source_file::~temp_source_file): New dtor.
(selftest::should_have_column_data_p): New function.
(selftest::test_should_have_column_data_p): New function.
(selftest::temp_line_table): New class.
(selftest::temp_line_table::temp_line_table): New ctor.
(selftest::temp_line_table::~temp_line_table): New dtor.
(selftest::test_accessing_ordinary_linemaps): Add case_ param; use
it to create a temp_line_table.
(selftest::assert_loceq): Only verify LOCATION_COLUMN for
locations that are known to have column data.
(selftest::line_table_case): New struct.
(selftest::test_reading_source_line): Move tempfile handling
to class temp_source_file.
(ASSERT_TOKEN_AS_TEXT_EQ): New macro.
(selftest::assert_token_loc_eq): New function.
(ASSERT_TOKEN_LOC_EQ): New macro.
(selftest::test_lexer): New function.
(selftest::boundary_locations): New array.
(selftest::input_c_tests): Call test_should_have_column_data_p.
Loop over a test matrix of interesting values of location and
default_range_bits, calling test_lexer on each case in the matrix.
Move call to test_accessing_ordinary_linemaps into the matrix.
* selftest.h (ASSERT_EQ): Reimplement in terms of...
(ASSERT_EQ_AT): New macro.
2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
PR target/71801
* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
Don't convert TImode in debug insn.
2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
* tree-core.h (tree_base::nothrow_flag): Adjust comment.
(tree_type_common::lang_flag_7): New.
(tree_type_common::spare): Reduce size.
* tree.h (TYPE_ALIGN_OK): Remove.
(TYPE_LANG_FLAG_7): New.
(get_inner_reference): Adjust header.
* print-tree.c (print_node): Adjust.
* expr.c (get_inner_reference): Remove parameter keep_aligning.
(get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
calls to get_inner_reference.
(expand_expr_real_1): Adjust call to get_inner_reference. Remove
handling of TYPE_ALIGN_OK.
* builtins.c (get_object_alignment_2): Adjust call to
get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
* emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
TYPE_ALIGN_OK.
* asan.c (instrument_derefs): Adjust calls to get_inner_reference.
* cfgexpand.c (expand_debug_expr): Likewise.
* dbxout.c (dbxout_expand_expr): Likewise.
* dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
loc_list_from_tree, fortran_common): Likewise.
* fold-const.c (optimize_bit_field_compare,
decode_field_reference, fold_unary_loc, fold_comparison,
split_address_to_core_and_offset): Likewise.
* gimple-laddress.c (execute): Likewise.
* gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
* gimplify.c (gimplify_scan_omp_clauses): Likewise.
* hsa-gen.c (gen_hsa_addr): Likewise.
* simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
* tsan.c (instrument_expr): Likewise.
* ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
* tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
* tree-affine.c (tree_to_aff_combination,
get_inner_reference_aff): Adjust calls to get_inner_reference.
* tree-data-ref.c (split_constant_offset_1,
dr_analyze_innermost): Likewise.
* tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
* tree-sra.c (ipa_sra_check_caller): Likewise.
* tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
* tree-ssa-math-opts.c (find_bswap_or_nop_load,
bswap_replace): Likewise.
* tree-vect-data-refs.c (vect_check_gather,
vect_analyze_data_refs): Likewise.
* config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
* config/pa/pa.c (pa_emit_move_sequence): Remove handling of
TYPE_ALIGN_OK.
2016-07-11 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (selftest-valgrind): New phony target.
* function-tests.c (selftest::build_cfg): Delete pass instances
created by the test.
(selftest::convert_to_ssa): Likewise.
(selftest::test_expansion_to_rtl): Likewise.
* tree-cfg.c (selftest::test_linear_chain): Release dominator
vectors.
(selftest::test_diamond): Likewise.
2016-07-11 Richard Biener <rguenther@suse.de>
PR tree-optimization/71816
* tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
than replacing all of its operands.
2016-07-11 Alan Modra <amodra@gmail.com>
* config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
(ctr<mode>): Add unspec.
(ctr<mode>_internal*): Likewise.
2016-07-08 James Bowman <james.bowman@ftdichip.com>
* config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
* config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/71621
* lra-constraints.c (process_alt_operands): Check combination of
reg class and mode.
2016-07-08 Jason Merrill <jason@redhat.com>
Richard Biener <rguenther@suse.de>
P0145: Refining Expression Order for C++.
* gimplify.c (initial_rhs_predicate_for): New.
(gimplfy_modify_expr): Gimplify RHS before LHS.
2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/71297
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Allow standard error handling to take over when a wrong number
of arguments is presented to __builtin_vec_ld () or
__builtin_vec_st ().
2016-07-08 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-simd-builtins.def (smax): Remove float
variants.
(smin): Likewise.
(fmax): New entry.
(fmin): Likewise.
* config/aarch64/arm_neon.h (vmaxnm_f32): Use
__builtin_aarch64_fmaxv2sf.
(vmaxnmq_f32): Likewise.
(vmaxnmq_f64): Likewise.
(vminnm_f32): Likewise.
(vminnmq_f32): Likewise.
(vminnmq_f64): Likewise.
2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71806
* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
enable -mfloat128-hardware by default.
(ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
that IEEE 128-bit hardware support needs.
* config/rs6000/rs6000.c (rs6000_option_override_internal): If
-mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
floating point requires.
* doc/invoke.texi (RS/6000 and PowerPC Options): Document
-mfloat128 and -mfloat128-hardware changes.
2016-07-08 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71667
* tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
2016-07-08 Martin Liska <mliska@suse.cz>
PR middle-end/71606
* fold-const.c (fold_convertible_p): As COMPLEX_TYPE
folding produces SAVE_EXPRs, thus return false for the type.
2016-07-07 Martin Liska <mliska@suse.cz>
* file-find.c (remove_prefix): New function.
* file-find.h (remove_prefix): Declare the function.
* gcc-ar.c (main): Skip a folder of the wrapper if
a wrapped binary would point to the same file.
2016-07-07 Jan Hubicka <jh@suse.cz>
* tree-scalar-evolution.c (iv_can_overflow_p): export.
* tree-scalar-evolution.h (iv_can_overflow_p): Declare.
* tree-ssa-loop-ivopts.c (alloc_iv): Use it.
2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
PR ipa/71624
* ipa-inline-analysis.c (compute_inline_parameters): Set
local.can_change_signature to false for intrumentation
thunk callees.
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
with TARGET_HAVE_MOVT.
(TARGET_HAVE_MOVT): Define.
* config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
availability with TARGET_HAVE_MOVT.
* config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
availability.
(addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
TARGET_THUMB2.
(symbol_refs movsi splitter): Remove TARGET_32BIT check.
(arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
* config/arm/constraints.md (define_constraint "j"): Use
TARGET_HAVE_MOVT to check MOVT availability.
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/arm-arches.def (armv8-m.base): Define new architecture.
(armv8-m.main): Likewise.
(armv8-m.main+dsp): Likewise.
* config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
(FL_FOR_ARCH8M_MAIN): Likewise.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
armv8-m.main+dsp to BE8_LINK_SPEC.
* config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
(enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
* config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
Baseline and Mainline.
(arm_option_override_internal): Also disable arm_restrict_it when
!arm_arch_notm. Update comment for -munaligned-access to also cover
ARMv8-M Baseline.
(arm_file_start): Increase buffer size for printing architecture name.
* doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
and armv8-m.main+dsp.
(mno-unaligned-access): Clarify that this is disabled by default for
ARMv8-M Baseline architectures as well.
2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
* config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
decide whether to prevent some libgcc routines being included for some
multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
link between this condition and the one in
libgcc/config/arm/lib1func.S.
2016-07-07 Richard Biener <rguenther@suse.de>
* tree-ssa-pre.c: Include alias.h.
(compute_avail): If we have multiple VN_REFERENCEs with the
same hashtable entry adjust that to make it a valid replacement
for all of them with respect to alignment and aliasing
when doing insertion.
* tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
* tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
PR target/70098
PR target/71763
* config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
*ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
constraint.
2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
(adjust_mems): Adjust.
(adjust_insn): Likewise.
(prepare_call_arguments): Likewise.
2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* gcse.c (struct ls_expr): Make stores field a vector.
(ldst_entry): Adjust.
(free_ldst_entry): Likewise.
(print_ldst_list): Likewise.
(compute_ld_motion_mems): Likewise.
(update_ld_motion_stores): Likewise.
2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* gcse.c (struct ls_expr): Remove loads field.
(ldst_entry): Adjust.
(free_ldst_entry): Likewise.
(print_ldst_list): Likewise.
(compute_ld_motion_mems): Likewise.
2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* store-motion.c (struct st_expr): Make antic_stores a vector.
(st_expr_entry): Adjust.
(free_st_expr_entry): Likewise.
(print_store_motion_mems): Likewise.
(find_moveable_store): Likewise.
(compute_store_table): Likewise.
(remove_reachable_equiv_notes): Likewise.
(replace_store_insn): Likewise.
(build_store_vectors): Likewise.
2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/71518
* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
misalign also for outer loops with negative step.
2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/cortex-a53.md: Use final_presence_set for in-order.
(cortex_a53_shift): Add mov_shift.
(cortex_a53_shift_reg): Add new reservation for register shifts.
(cortex_a53_alu): Remove bfm.
(cortex_a53_alu_shift): Add bfm, remove mov_shift.
(cortex_a53_alu_extr): Add new reservation for EXTR.
(bypasses): Improve bypass modelling.
2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR target/50739
* config/avr/avr.c (avr_asm_select_section): Strip off
SECTION_DECLARED from flags when calling get_section.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (vect_memory_access_type): Add
VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
* tree-vect-stmts.c (compare_step_with_zero): New function.
(perm_mask_for_reverse): Move further up file.
(get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
step is negative.
(get_negative_load_store_type): New function.
(get_load_store_type): Call it. Add an ncopies argument.
(vectorizable_mask_load_store): Update call accordingly and
remove tests for negative steps.
(vectorizable_store, vectorizable_load): Likewise. Handle new
memory_access_types.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (vect_memory_access_type): New enum.
(_stmt_vec_info): Add a memory_access_type field.
(STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
(vect_model_store_cost): Take an access type instead of a boolean.
(vect_model_load_cost): Likewise.
* tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
vect_model_store_cost and vect_model_load_cost.
* tree-vect-stmts.c (vec_load_store_type): New enum.
(vect_model_store_cost): Take an access type instead of a
store_lanes_p boolean. Simplify tests.
(vect_model_load_cost): Likewise, but for load_lanes_p.
(get_group_load_store_type, get_load_store_type): New functions.
(vectorizable_store): Use get_load_store_type. Record the access
type in STMT_VINFO_MEMORY_ACCESS_TYPE.
(vectorizable_load): Likewise.
(vectorizable_mask_load_store): Likewise. Replace is_store
variable with vls_type.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (vect_grouped_load_supported): Add a
single_element_p parameter.
* tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
Check the PR65518 case here rather than in vectorizable_load.
* tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
* tree-vect-stmts.c (vectorizable_load): Likewise.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vectorizer.h (gather_scatter_info): New structure.
(vect_check_gather_scatter): Return a bool rather than a decl.
Replace return-by-pointer arguments with a single
gather_scatter_info *.
* tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
(vect_analyze_data_refs): Update call accordingly.
* tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
(vectorizable_mask_load_store): Likewise. Also record the
offset dt and vectype in the gather_scatter_info.
(vectorizable_store): Likewise.
(vectorizable_load): Likewise.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-stmts.c (vect_model_store_cost): For non-SLP
strided groups, use the cost of N scalar accesses instead
of ncopies vector accesses.
(vect_model_load_cost): Likewise.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-stmts.c (vect_cost_group_size): Delete.
(vect_model_store_cost): Avoid calling it. Use first_stmt_p
variable to indicate when once-per-group costs are being used.
(vect_model_load_cost): Likewise. Fix comment and misindented code.
2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
* tree-vect-stmts.c (vectorizable_load): Remove unnecessary
peeling-for-gaps condition.
2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390.c (s390_expand_vec_init): Force initializer
element to register if it doesn't match general_operand.
2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
prototype.
* config/rs6000/rs6000.c (rs6000_split_signbit): New function.
* config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
(SIGNBIT): New mode iterator.
(Fsignbit): New mode attribute.
(signbit<mode>2): Change operand1 to match FLOAT128 instead of
IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
when direct moves are available.
(signbit<mode>2_dm): New define_insn_and_split).
(signbit<mode>2_dm2): New define_insn.
2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
PR rtl-optimization/71594
* ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
into subregs of appropriate mode before trying to emit a conditional
move.
2016-07-05 Jan Hubicka <jh@suse.cz>
* tree-scalar-evolution.c (iv_can_overflow_p): New function.
(simple_iv): Use it.
2016-07-05 Jan Hubicka <jh@suse.cz>
* tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
2016-07-05 Jiong Wang <jiong.wang@arm.com>
* lra-constraints.c (process_alt_operands): Don't add spilling cost for
"offmemok".
2016-07-05 Jan Hubicka <jh@suse.cz>
* tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
IV can overflow.
2016-07-05 Richard Biener <rguenther@suse.de>
* gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
Handle empty else block.
(is_feasible_trace): Likewise.
(split_paths): Likewise.
2016-07-05 Richard Biener <rguenther@suse.de>
* tree-loop-distribution.c (distribute_loop): Fix issue with
the cost model loop.
2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
* config/arm/neon-testgen.ml: Delete.
* config/arm/neon.ml: Delete.
2016-07-04 Jakub Jelinek <jakub@redhat.com>
PR c++/71739
* tree.c (attribute_value_equal): Use get_attribute_name instead of
directly using TREE_PURPOSE.
2016-07-04 Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
* config/aarch64/aarch64_neon.h: Likewise.
* config/aarch64/arm_neon.h: Likewise.
* config/aarch64/atomics.md: Likewise.
* config/aarch64/aarch64-simd-builtins.def: Likewise.
* doc/invoke.texi: Likewise.
2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md: Add "z13" cpu_facility.
("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
* config/s390/predicates.md ("loc_operand"): New predicate for "load on
condition" type instructions.
2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
Jeff Law <law@redhat.com>
* explow.c (allocate_dynamic_stack_space): Simplify knowing that
MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
* config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
permutation for TARGET_AVX512F.
(ix86_expand_vec_one_operand_perm_avx512): New function.
(expand_vec_perm_1): Invoke introduced function.
* tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
it may be not valid after vectorization.
2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/63874
* config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
typo in comment. Only force to memory if it is a weak
external reference.
2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
Jiong Wang <jiong.wang@arm.com>
* config/aarch64/aarch64-arches.def: Add "armv8.2-a".
* config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
(AARCH64_FL_F16): New.
(AARCH64_FL_FOR_ARCH8_2): New.
(AARCH64_ISA_8_2): New.
(AARCH64_ISA_F16): New.
(TARGET_FP_F16INST): New.
(TARGET_SIMD_F16INST): New.
* config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
("fp"): Disabling "fp" also disables "fp16".
* config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
* doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
2016-07-04 Jan Beulich <jbeulich@suse.com>
* gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71720
* config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
the insns, use an insn form that does not adjust the offset on
little endian systems.
2016-07-01 Jan Beulich <jbeulich@suse.com>
* varasm.c (get_variable_section): Validate initializer in
named .bss-like sections.
2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
Exchange the order of the second and third operands in the vpermr
instruction tmeplate.
2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
PR target/71698
* config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
Disallow TDmode values.
2016-07-01 Alan Modra <amodra@gmail.com>
PR rtl-optimization/71709
* ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
being set, not referenced.
2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/70729
* tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
of loop since it can be not valid after transformation.
2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (thumb_reload_in_hi): Delete.
* config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
* config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
for NULL decl.
2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/71677
* config/rs6000/constraints.md (wY constraint): New constraint to
match the requirements for the LXSD and STXSD instructions.
* config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
predicate to match the requirements for the LXSD and STXSD
instructions.
* config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
to make sure that the bottom 2 bits of offset are 0, the address
form is offsettable, and no updating is done in the address mode.
(mov<mode>_hardfloat64, FMOVE64 case): Likewise.
(movdi_internal32): Likewise
(movdi_internal64): Likewise.
2016-06-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71707
* tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
strinfo even for ADDR_EXPR ptr.
2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.md (darn_32): Change the condition to
TARGET_P9_MISC instead of TARGET_MODULO.
(darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
condition expression.
(darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
condition expression.
* config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
(DFP_TEST): New code iterator.
(dfptstsfi_<code>_mode>): New define_expand.
(*dfp_sgnfcnc_<mode>): New define_insn.
* config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
definition next to BU_P9_MISC_1 definition and change the MASK
value to RS6000_BTM_P9_MISC.
(BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
(BU_P9_64BIT_MISC_0): Likewise.
(BU_P9_DFP_MISC_0): New macro definition.
(BU_P9_DFP_MISC_1): New macro definition.
(BU_P9_DFP_MISC_2): New macro definition.
(BU_P9_DFP_OVERLOAD_1): New macro definition.
(BU_P9_DFP_OVERLOAD_2): New macro definition.
(BU_P9_DFP_OVERLOAD_3): New macro definition.
(TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
(TSTSFI_LT_TD): Likewise.
(TSTSFI_EQ_DD): Likewise.
(TSTSFI_EQ_TD): Likewise.
(TSTSFI_GT_DD): Likewise.
(TSTSFI_GT_TD): Likewise.
(TSTSFI_OV_DD): Likewise.
(TSTSFI_OV_TD): Likewise.
(TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
(TSTSFI_LT_DD): Likewise.
(TSTSFI_LT_TD): Likewise.
(TSTSFI_EQ): Likewise.
(TSTSFI_EQ_DD): Likewise.
(TSTSFI_EQ_TD): Likewise.
(TSTSFI_GT): Likewise.
(TSTSFI_GT_DD): Likewise.
(TSTSFI_GT_TD): Likewise.
(TSTSFI_OV): Likewise.
(TSTSFI_OV_DD): Likewise.
(TSTSFI_OV_TD): Likewise.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded test significance functions.
* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
OPTION_MASK_P9_MISC into the representation of this mask.
(POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
of this mask.
* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
non-zero.
(rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
argument is a 6-bit unsigned literal value if the icode argument
represents a DFP test significance built-in call.
(rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
flag used independently and in combination with the
RS6000_BTM_64BIT flag.
(rs6000_opt_masks): Add entry for power9-misc command-line option.
(rs6000_builtin_mask_names): Add entry for power9-misc
command-line option.
* config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
RS6000_BTM_P9_MISC macros.
* config/rs6000/rs6000.opt: Add support for the -mpower9-misc
option and change the description of the -mpower9-vector option to
enable only vector instructions, removing its erroneously claimed
support for scalar instructions.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
the ISA 3.0 digital floating point test significance built-in
functions.
2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (cortexa35_tunings):
Enable AES fusion. Use cortexa57_branch_cost.
(cortexa53_tunings): Use cortexa57_branch_cost.
(cortexa72_tunings): Use cortexa57_branch_cost.
Use AUTOPREFETCHER_WEAK.
(cortexa73_tunings): Use cortexa57_branch_cost.
2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
(vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
New intrinsics.
2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
New define_insn.
(*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
2016-06-30 David Malcolm <dmalcolm@redhat.com>
PR driver/71651
* gcc.c (driver::build_option_suggestions): Pass "option" to
add_misspelling_candidates.
* opts-common.c (add_misspelling_candidates): Add "option" param;
use it to avoid adding negated forms for options marked with
RejectNegative.
* opts.h (add_misspelling_candidates): Add "option" param.
2016-06-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71693
* fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
first when permuting bitwise operation with rotate. Cast
TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
2016-06-29 David Malcolm <dmalcolm@redhat.com>
* opts.c (handle_param): Use find_param_fuzzy to offer suggestions
for misspelled param names.
* params.c: Include spellcheck.h.
(find_param_fuzzy): New function.
* params.h (find_param_fuzzy): New prototype.
* spellcheck.c (struct edit_distance_traits<const char *>): Move to...
* spellcheck.h (struct edit_distance_traits<const char *>):
...here.
2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/predicates.md (const_0_to_7_operand): New
predicate, recognize 0..7.
* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
support for doing extracts from V16QImode, V8HImode, V4SImode
under ISA 3.0.
* config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
vector extract support.
(VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
for ISA 3.0 vector extract.
(VSX_EX): Constraints to use for ISA 3.0 vector extract.
(vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
extracts of a constant element number from small integer vectors
on 64-bit ISA 3.0 systems.
(vsx_extract_<mode>_di): Likewise.
* config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
say when we can do ISA 3.0 vector extracts.
* config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
registers, using the stxsiwx instruction.
2016-06-29 Jim Wilson <jim.wilson@linaro.org>
* config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
* config/aarch64/aarch64.c (qdf24xx_addrcost_table,
qdf24xx_regmove_cost, qdf24xx_tunings): New.
* config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
* config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
* config/arm/arm.c (arm_qdf24xx_tune): New.
2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (cortexa53_tunings):
Increase loop alignment to 8. Set function alignment to 16.
(cortexa35_tunings): Likewise.
(cortexa57_tunings): Increase loop alignment to 8.
(cortexa72_tunings): Likewise.
(cortexa73_tunings): Likewise.
2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
* doc/sourcebuild.texi (Effective-Target keywords): Add entries
for arm_fp16_ok and arm_fp16_hw.
(Add Options): Add entries for arm_fp16, arm_fp16_ieee and
arm_fp16_alternative.
2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
PR tree-optimization/71655
* tree-vect-stmts.c (vectorizable_comparison): Swap definition
types when swapping operands.
2016-06-29 Martin Liska <mliska@suse.cz>
PR middle-end/71585
* common.opt (flag_stack_protect): Mark the flag as optimization flag.
* ipa-inline-transform.c (inline_call): Remove unnecessary call
of build_optimization_node.
2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
PR tree-optimization/70729
* tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
independent in loops having positive safelen value.
* tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
it may be not valid after vectorization.
2016-06-29 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71625
* tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
is sorted by ascending list->offset. If PTR is non-NULL and there is
previous strinfo, call get_stridx_plus_constant.
(get_stridx): Pass exp as second argument to get_addr_stridx.
(addr_stridxptr): Add missing list = list->next, so that there can be
more than one entries in the list. Bump limit from 16 to 32. Ensure
the list is sorted by ascending list->offset.
(get_stridx_plus_constant): Adjust so that it can be also called with
ADDR_EXPR instead of SSA_NAME as PTR.
(handle_char_store): Pass NULL_TREE as second argument to
get_addr_stridx.
2016-06-29 Richard Biener <rguenther@suse.de>
PR rtl-optimization/68961
* simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
2016-06-29 Richard Biener <rguenther@suse.de>
PR middle-end/71002
* alias.c (component_uses_parent_alias_set_from): Handle
type punning through union accesses by using the union alias set.
* gimple.c (gimple_get_alias_set): Remove union type punning case.
2016-07-29 Richard Biener <rguenther@suse.de>
* match.pd ((T)(T2)x -> (T)x): Remove restriction on final
precision not matching mode precision.
2016-06-28 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.md (call_symref_64bit_post_reload): Don't call
pa_output_arg_descriptor.
(call_val_symref_64bit_post_reload): Likewise.
(call_val_powf_64bit_post_reload): Likewise.
(sibcall_internal_symref_64bit): Likewise.
(sibcall_value_internal_symref_64bit): Likewise.
2016-06-28 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71626
* config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
a constant, force its SUBREG_REG into memory or register instead
of whole op1.
2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
PR target/58655
* config/avr/avr.opt (-mfract-convert-truncate): Update description.
* doc/invoke.texi (AVR Options): Document it.
2016-06-28 Walter Lee <walt@tilera.com>
* config/tilegx/linux.h: Do not include arch/icache.h
(CLEAR_INSN_CACHE): Provide inlined definition directly.
* config/tilepro/linux.h: Do not include arch/icache.h
(CLEAR_INSN_CACHE): Provide inlined definition directly.
2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
* tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
for big-endian BIT_FIELD_REF.
2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
('size' attribute): Add '128'.
Include power9.md.
(*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
*movdi_internal64, *movdf_update1): Set size attribute to '64'.
(add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
*fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
*xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
*trunc<mode>df2_odd): Set size attribute to '128'.
(*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
* config/rs6000/power6.md (power6-fp): Include dfp type.
* config/rs6000/power7.md (power7-fp): Likewise.
* config/rs6000/power8.md (power8-fp): Likewise.
* config/rs6000/power9.md: New file.
* config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
* config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
*trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
htmsimple.
* config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
dfp_dscri_<mode>): Change type attribute to dfp.
* config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
attribute to vecsimple.
* config/rs6000/rs6000.c (power9_cost): Update costs, cache size
and prefetch streams.
(rs6000_option_override_internal): Remove temporary code setting
tuning to power8. Don't set rs6000_sched_groups for power9.
(last_scheduled_insn): Change to rtx_insn *.
(divide_cnt, vec_load_pendulum): New variables.
(rs6000_adjust_cost): Add Power9 to test for store->load separation.
(rs6000_issue_rate): Set issue rate for Power9.
(is_power9_pairable_vec_type): New.
(power9_sched_reorder2): New.
(rs6000_sched_reorder2): Call new function for Power9 specific
reordering.
(insn_must_be_first_in_group): Remove Power9.
(insn_must_be_last_in_group): Likewise.
(force_new_group): Likewise.
(rs6000_sched_init): Fix initialization of last_scheduled_insn.
Initialize divide_cnt/vec_load_pendulum.
(_rs6000_sched_context, rs6000_init_sched_context,
rs6000_set_sched_context): Handle context save/restore of new
variables.
2016-06-28 Richard Biener <rguenther@suse.de>
* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
COMPONENT_REF operand.
(nonoverlapping_component_refs_p): Likewise.
* stor-layout.c (start_bitfield_representative): Mark
DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
2016-06-28 Jakub Jelinek <jakub@redhat.com>
* Makefile.in: Don't cat ../stage_current if it does not exist.
* doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
last argument is a bit-field.
PR rtl-optimization/71673
* internal-fn.c (expand_arith_overflow_result_store): Use
OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
expand_simple_binop.
PR middle-end/66867
* builtins.c (expand_ifn_atomic_compare_exchange_into_call,
expand_ifn_atomic_compare_exchange): New functions.
* internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
* tree.h (build_call_expr_internal_loc): Rename to ...
(build_call_expr_internal_loc_array): ... this. Fix up type of
last argument.
* internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
* predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
ATOMIC_COMPARE_EXCHANGE result.
* builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
* gimple-fold.h (optimize_atomic_compare_exchange_p,
fold_builtin_atomic_compare_exchange): New prototypes.
* gimple-fold.c (optimize_atomic_compare_exchange_p,
fold_builtin_atomic_compare_exchange): New functions..
* tree-ssa.c (execute_update_addresses_taken): If
optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
of call when finding addressable vars, and if such var becomes
non-addressable, call fold_builtin_atomic_compare_exchange.
2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
PR target/71670
* config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.md ('type' attribute): Add
veclogical,veccmpfx,vecexts,vecmove insn types.
(*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
(*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
*nabs<mode>2_hw): Change type to vecmove.
(*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
*boolcc<mode>3_internal, *eqv<mode>3_internal,
*one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
*ieee_128bit_vsx_abs<mode>2_internal,
*ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
*ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
*ieee128_mtvsrd_32bit): Change type to veclogical.
(mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
*movdi_internal32, *movdi_internal64): Update insn types.
* config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
vsx_extract_<mode>): Change type to veclogical.
(*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
(vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
*vsx_sign_extend_si_v2di): Change type to vecexts.
* config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
type to veclogical.
(*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
*altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
*altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
(*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
* config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
* config/rs6000/40x.md (ppc405-float): Add fpsimple.
* config/rs6000/440.md (ppc440-fp): Add fpsimple.
* config/rs6000/476.md (ppc476-fp): Add fpsimple.
* config/rs6000/601.md (ppc601-fp): Add fpsimple.
* config/rs6000/603.md (ppc603-fp): Add fpsimple.
* config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
* config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
(ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
* config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
(ppc7450-vecsimple): Add veclogical, vecmove.
(ppc7450-veccmp): Add veccmpfx.
* config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
vecmove.
(ppc8540_vector_compare): Add veccmpfx.
* config/rs6000/a2.md (ppca2-fp): Add fpsimple.
* config/rs6000/cell.md (cell-fp): Add fpsimple.
(cell-vecsimple): Add veclogical, vecmove.
(cell-veccmp): Add veccmpfx.
* config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
* config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
veccmpfx.
* config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
* config/rs6000/power4.md (power4-fp): Add fpsimple.
(power4-vecsimple): Add veclogical, vecmove.
(power4-veccmp): Add veccmpfx.
* config/rs6000/power5.md (power5-fp): Add fpsimple.
* config/rs6000/power6.md (power6-fp): Add fpsimple.
(power6-vecsimple): Add veclogical, vecmove.
(power6-veccmp): Add veccmpfx.
* config/rs6000/power7.md (power7-fp): Add fpsimple.
(power7-vecsimple): Add veclogical, vecmove, veccmpfx.
* config/rs6000/power8.md (power8-fp): Add fpsimple.
(power8-vecsimple): Add veclogical, vecmove, veccmpfx.
* config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
* config/rs6000/titan.md (titan_fp): Add fpsimple.
* config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
fpsimple.
* config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
PR target/71656
* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
OPTION_MASK_P9_DFORM_VECTOR.
* config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
disable -mpower9-dform-vector when using reload.
(quad_address_p): Remove 'gpr_p' argument and all associated code.
New 'strict' argument. Update all callers. Add strict addressing
support.
(rs6000_legitimate_offset_address_p): Remove call to
virtual_stack_registers_memory_p.
(rs6000_legitimize_reload_address): Add quad address support.
(rs6000_legitimate_address_p): Move call to quad_address_p above
call to virtual_stack_registers_memory_p. Adjust quad_address_p args
to account for new strict usage.
(rs6000_output_move_128bit): Adjust quad_address_p args to account
for new strict usage.
* config/rs6000/predicates.md (quad_memory_operand): Likewise.
2016-06-26 Uros Bizjak <ubizjak@gmail.com>
PR target/70902
PR target/71453
PR target/71555
PR target/71596
PR target/71657
* config/i386/i386.c (ix86_spill_class): Disable condition to
always return NO_REGS.
2016-06-26 Jan Hubicka <hubicka@ucw.cz>
* predict.c: Include gimple-pretty-print.h
(predicted_by_loop_heuristics_p): Check also
PRED_LOOP_EXIT_WITH_RECURSION
(predict_loops): Find self recursive calls and use special purpose
predictors for them; dump log about decisions.
(pass_profile::execute): Dump info about #of iterations.
* predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
(PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
2016-06-26 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_output_indirect_call): Rework to combine
output_asm_insn calls and shorten long lines. Output .CALL
argument descriptor using pa_output_arg_descriptor. Add various
inline $$dyncall and other optimizations.
(pa_attr_length_indirect_call): Adjust ordering and lengths.
2016-06-25 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71643
* tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
EH preds.
* tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
leak a bitmap if dep_bb is NULL.
PR tree-optimization/71631
* tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
to rewrite_expr_tree even if negate_result, move new_lhs var
declaration and initialization earlier, for powi_result set afterwards
new_lhs to lhs. For negate_result, use new_lhs instead of tmp
if new_lhs != lhs, and don't shadow gsi var.
2016-06-24 Jan Hubicka <hubicka@ucw.cz>
* predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
Add in_loop parameter.
(predict_loops): Add loop guard heuristics.
* predict.def (PRED_LOOP_GUARD): New heuristics.
2016-06-24 Jan Hubicka <hubicka@ucw.cz>
* predict.c: Include ipa-utils.h
(tree_bb_level_prediction): Predict recursive calls.
(tree_estimate_probability_bb): Skip inexpensive calls for call
predictor.
* predict.def (PRED_RECURSIVE_CALL): New.
2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
(BU_FLOAT128_1): Likewise.
(FABSQ): Likewise.
(COPYSIGNQ): Likewise.
(RS6000_BUILTIN_NANQ): Likewise.
(RS6000_BUILTIN_NANSQ): Likewise.
(RS6000_BUILTIN_INFQ): Likewise.
(RS6000_BUILTIN_HUGE_VALQ): Likewise.
* config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
(TARGET_FOLD_BUILTIN): New #define.
(rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
(rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
(rs6000_fold_builtin): New target hook implementation, handling
folding of 128-bit NaNs and infinities.
(rs6000_init_builtins): Initialize const_str_type_node; ensure all
entries are filled in to avoid problems during bootstrap
self-test; define builtins for 128-bit NaNs and infinities.
(rs6000_opt_mask): Add entry for float128.
* config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
(RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
(rs6000_builtin_type_index): Add RS6000_BTI_const_str.
(const_str_type_node): New #define.
* config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
to a define_expand that dispatches to either copysign<mode>3_soft
or copysign<mode>3_hard.
(copysign<mode>3_hard): Rename from copysign<mode>3.
(copysign<mode>3_soft): New define_insn.
* doc/extend.texi: Document new builtins.
2016-06-24 Jakub Jelinek <jakub@redhat.com>
* cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
PRIu64 instead of lu.
2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
PR debug/71642
* tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
copy the type name.
2016-06-24 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71647
* omp-low.c (lower_rec_input_clauses): Convert
omp_clause_aligned_alignment (c) to size_type_node for the
last argument of __builtin_assume_aligned.
2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
* configure.ac (calling ___tls_get_addr via GOT): New
assembler/linker check.
(HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
assembler and linker supports calling ___tls_get_addr via GOT.
Otherise, defined to 0.
* config.in: Regenerated.
* configure: Likewise.
* config/i386/constraints.md (Yb): New constraint.
* config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
(REG_CLASS_NAMES): Likewise.
(REG_CLASS_CONTENTS): Likewise.
* config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
the b constraint with the Yb constraint. Call ___tls_get_addr
via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
is 1.
(*tls_local_dynamic_base_32_gnu): Likewise.
(*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
(*tls_local_dynamic_base_64_<mode>): Likewise.
2016-06-24 Martin Liska <mliska@suse.cz>
* cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
* cfgloop.h: Change 'struct loop' to 'const struct loop' for a
few functions.
* cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
argument to true if the expected number of iterations is
loop-based.
2016-06-24 Uros Bizjak <ubizjak@gmail.com>
* configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
assemble for 32bit target.
(HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
and $ld_ix86_gld_32_opt to link for 32bit target.
(HAVE_AS_IX86_TLSLDMPLT): Ditto.
* configure: Regenerate.
2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (int_log2): Delete definition and prototype.
(shift_op): Use exact_log2 instead of int_log2.
(vfp3_const_double_for_fract_bits): Likewise.
2016-06-24 Jakub Jelinek <jakub@redhat.com>
* internal-fn.c (expand_arith_set_overflow): New function.
(expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
Use it.
(expand_arith_overflow_result_store): Likewise. Handle precision
smaller than mode precision.
* tree-vrp.c (extract_range_basic): For imag part, handle
properly signed 1-bit precision result.
* doc/extend.texi (__builtin_add_overflow): Document that last
argument can't be pointer to enumerated or boolean type.
(__builtin_add_overflow_p): Document that last argument can't
have enumerated or boolean type.
2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/predicates.md (splat_input_operand): Rework.
Don't allow constants, since the insns that use this predicate
don't support constants. Constants are handled by other insns
that are created via combine. During and after register
allocation, only allow indexed or indirect addresses, and not
general addresses. Only allow modes supported by the hardware.
* config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
comment. Move check for using VSPLTIS<x> to a common location,
instead of doing it in two different places.
2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
* config/i386/driver-i386.c (host_detect_local_cpu): Set
PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
<case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
signature_CENTAUR_ebx.
2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
PR target/66232
PR target/67400
* configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
(as_ix86_gas_32_opt): This.
(ld_ix86_tls_ldm_opt): Renamed to ...
(ld_ix86_gld_32_opt): This.
(R_386_TLS_LDM reloc): Updated.
(R_386_GOT32X reloc): New assembler/linker check.
(HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
defined to 0.
* config.in: Regenerated.
* configure: Likewise.
* config/i386/i386.c (ix86_force_load_from_GOT_p): Return
true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
(ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
if ix86_force_load_from_GOT_p returns true.
(ix86_print_operand_address_as): Also support UNSPEC_GOT if
ix86_force_load_from_GOT_p returns true.
(ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
the external function address via the GOT slot.
(ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
HAVE_AS_IX86_GOT32X before returning false.
(ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
32-bit mode if ix86_nopic_noplt_attribute_p returns true.
2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
* tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
2016-06-23 Andi Kleen <ak@linux.intel.com>
* Makefile.in: Regenerate.
* doc/install.texi: Document autoprofiledbootstrap.
2016-06-23 Andi Kleen <ak@linux.intel.com>
* config/i386/gcc-auto-profile: New file.
2016-06-23 Martin Liska <mliska@suse.cz>
PR middle-end/71619
* predict.c (predict_loops): Revert the hunk that was removed
in r237103.
2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
* config.gcc: Add support for arm*-*-phoenix* targets.
* config/arm/t-phoenix: New.
* config/phoenix.h: New.
2016-06-23 Uros Bizjak <ubizjak@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
PR target/67400
* config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
* config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
(ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
ix86_force_load_from_GOT_p returns true.
(ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
ix86_force_load_from_GOT_p returns true.
(ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
ix86_force_load_from_GOT_p returns true.
(ix86_expand_move): Load the external function address via the
GOT slot if ix86_force_load_from_GOT_p returns true.
* config/i386/predicates.md (x86_64_immediate_operand): Return
false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
(x86_64_zext_immediate_operand): Ditto.
2016-06-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
2016-06-22 David Malcolm <dmalcolm@redhat.com>
PR c/70339
* diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
* diagnostic.c (pedwarn_at_rich_loc): New function.
* spellcheck.h (best_match::best_match): Add a
"best_distance_so_far" optional parameter.
(best_match::set_best_so_far): New method.
(best_match::get_best_distance): New accessor.
(best_match::get_best_candidate_length): New accessor.
2016-06-22 Nick Clifton <nickc@redhat.com>
* dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
place of GET_MODE_CLASS() == MODE_INT, so that partial integer
modes are accepted as well.
(ucompare_loc_descriptor): Likewise.
(minmax_loc_descriptor): Likewise.
(clz_loc_descriptor): Likewise.
(popcount_loc_descriptor): Likewise.
(bswap_loc_descriptor): Likewise.
(rotate_loc_descriptor): Likewise.
(mem_loc_descriptor): Likewise.
(loc_descriptor): Likewise.
2016-06-22 David Malcolm <dmalcolm@redhat.com>
* common.opt (fdiagnostics-parseable-fixits): New option.
* diagnostic.c: Include "selftest.h".
(print_escaped_string): New function.
(print_parseable_fixits): New function.
(diagnostic_report_diagnostic): Call print_parseable_fixits.
(selftest::assert_print_escaped_string): New function.
(ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
(selftest::test_print_escaped_string): New function.
(selftest::test_print_parseable_fixits_none): New function.
(selftest::test_print_parseable_fixits_insert): New function.
(selftest::test_print_parseable_fixits_remove): New function.
(selftest::test_print_parseable_fixits_replace): New function.
(selftest::diagnostic_c_tests): New function.
* diagnostic.h (struct diagnostic_context): Add field
"parseable_fixits_p".
* doc/invoke.texi (Diagnostic Message Formatting Options): Add
-fdiagnostics-parseable-fixits.
(-fdiagnostics-parseable-fixits): New option.
* opts.c (common_handle_option): Handle
-fdiagnostics-parseable-fixits.
* selftest-run-tests.c (selftest::run_tests): Call
selftest::diagnostic_c_tests.
* selftest.h (selftest::diagnostic_c_tests): New prototype.
2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
PR tree-optimization/71488
* tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
comparison of boolean vectors.
* tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
of boolean vectors using bitwise operations.
2016-06-22 Andreas Schwab <schwab@suse.de>
* config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
Remove declaration.
2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
* function.c (assign_parm_setup_reg): Prevent sharing in another case.
2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config/i386/i386.c (print_reg): Emit an error message on attempt to
print FLAGS_REG.
2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (arm_cortex_a73_tune): New struct.
* config/arm/arm-cores.def (cortex-a73): New entry.
(cortex-a73.cortex-a35): Likewise.
(cortex-a73.cortex-a53): Likewise.
* config/arm/arm-tables.opt: Regenerate.
* config/arm/arm-tune.md: Likewise.
* config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
* config/arm/t-aprofile: Handle mcpu=cortex-a73,
mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
* doc/invoke.texi (ARM Options): Document cortex-a73,
cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (cortexa73_tunings): New struct.
* config/aarch64/aarch64-cores.def (cortex-a73): New entry.
(cortex-a73.cortex-a35): Likewise.
(cortex-a73.cortex-a53): Likewise.
* config/aarch64/aarch64-tune.md: Regenerate.
* doc/invoke.texi (AArch64 Options): Document cortex-a73,
cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
-mcpu and -mtune.
2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* configure.ac (gcc_cv_as_compress_debug): Remove
--compress-debug-sections as extra as switch.
Handle gas --compress-debug-sections=type.
(gcc_cv_ld_compess_debug): Remove bogus ld_date check.
Handle gld --compress-debug-sections=type.
* configure: Regenerate.
2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
* bb-reorder.c (pass_partition_blocks::gate): Update comment.
2016-06-21 John David Anglin <danglin@gcc.gnu.org>
* gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
(do_rewrite): likewise.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* common/config/mep/mep-common.c: Remove.
* config.gcc: Remove mep-* support.
* config/mep/constraints.md: Remove.
* config/mep/default.h: Remove.
* config/mep/intrinsics.h: Remove.
* config/mep/intrinsics.md: Remove.
* config/mep/ivc2-template.h: Remove.
* config/mep/mep-c5.cpu: Remove.
* config/mep/mep-core.cpu: Remove.
* config/mep/mep-default.cpu: Remove.
* config/mep/mep-ext-cop.cpu: Remove.
* config/mep/mep-intrin.h: Remove.
* config/mep/mep-ivc2.cpu: Remove.
* config/mep/mep-pragma.c: Remove.
* config/mep/mep-protos.h: Remove.
* config/mep/mep.c: Remove.
* config/mep/mep.cpu: Remove.
* config/mep/mep.h: Remove.
* config/mep/mep.md: Remove.
* config/mep/mep.opt: Remove.
* config/mep/predicates.md: Remove.
* config/mep/t-mep: Remove.
* doc/install.texi: Remove mep-* documentation.
* doc/md.texi: Likewise.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove support for avr-rtems.
* config/avr/gen-avr-mmcu-specs.c: Likewise.
* config/avr/rtems.h: Remove.
* config/avr/t-rtems: Remove.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove m32r-rtems support.
* config/m32r/rtems.h: Remove.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove h8300-rtems support.
* config/h8300/rtems.h: Remove.
* config/h8300/t-rtems: Remove.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove support for knetbsd.
* configure.ac: Likewise.
* config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
* config/knetbsd-gnu.h: Remove.
* configure: Regenerate.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove support for openbsd 2 and 3.
* config/openbsd-oldgas.h: Remove.
2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* config.gcc: Remove interix support.
* config/i386/i386-interix.h: Remove.
* config/i386/interix.opt: Remove.
* config/i386/t-interix: Remove.
* configure: Regenerate.
* configure.ac: Remove interix support.
* doc/install.texi: Remove interix documentation.
2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000.h: Add conditional preprocessing directives
to disable Power9-specific compiler features if HAVE_AS_POWER9 is
not defined.
2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
they are both PLACEHOLDER_EXPRs.
2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
* stor-layout.c (layout_type): Move setting complex MODE to
layout_type, instead of setting it ahead of time by the caller.
* tree.c (build_complex_type): Likewise.
2016-06-21 Martin Liska <mliska@suse.cz>
* predict.c (force_edge_cold): Replace imposisble with
impossible.
2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
* config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
* config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
* config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
Ilya Enkovich <ilya.enkovich@intel.com>
PR target/71549
* config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
New member function to convert V1TImode register to SUBREG
TImode in debug insn.
(timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
after changing register mode to V1TImode.
2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
* config/aarch64/aarch64-cores.def (vulcan): New core.
* config/aarch64/aarch64-tune.md: Regenerate.
* doc/invoke.texi: Document vulcan as an available option.
2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
* cse.c (canon_asm_operands): New function extracted from...
(canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
either standalone or member of a PARALLEL.
2016-06-21 Georg-Johann Lay <avr@gjlay.de>
PR target/30417
* config/avr/gen-avr-mmcu-specs.c (print_mcu):
[*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
[*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2016-06-21 Georg-Johann Lay <avr@gjlay.de>
PR target/71103
* config/avr/avr.md (movqi): Only handle loading subreg:qi of
constant addresses if can_create_pseudo_p.
2016-06-21 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71588
* tree-ssa-strlen.c (valid_builtin_call): New function.
(adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
it.
2016-06-20 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71581
* tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
for conversion of scalar user var to complex type and use the
underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
punt.
PR rtl-optimization/71591
* toplev.c (toplev::run_self_tests): If no_backend, complain and
don't run any tests.
2016-06-20 Hans-Peter Nilsson <hp@axis.com>
PR target/71571
* config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
delay-slot "nop" for PIC with CRIS v32. Also add missing leading
space for PIC with non-v32 and the common non-PIC "jump".
2016-06-20 Jakub Jelinek <jakub@redhat.com>
PR target/71559
* config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
returned values and add UN*/LTGT/*ORDERED cases with values matching
D operand modifier on vcmp for AVX.
2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.opt
(mpc-relative-literal-loads): Rename internal option name.
* config/aarch64/aarch64.c
(aarch64_nopcrelative_literal_loads): Rename to
aarch64_pcrelative_literal_loads.
(aarch64_expand_mov_immediate): Likewise.
(aarch64_secondary_reload): Likewise.
(aarch64_can_use_per_function_literal_pools_p): Likewise.
(aarch64_override_options_after_change_1): Rename and simplify logic.
(aarch64_classify_symbol): Merge large model checks into switch,
remove pc-relative load check.
2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
costs relative to the cost of a register move.
2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
(vcvt_n_f64_u64): Likewise.
(vcvt_n_s64_f64): Likewise.
(vcvt_n_u64_f64): Likewise.
(vcvt_f64_s64): Likewise.
(vrecpe_f64): Likewise.
(vcvt_f64_u64): Likewise.
(vrecps_f64): Likewise.
2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.md
(<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
iterators.
(<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
attributes.
* config/aarch64/aarch64-builtins.c
(aarch64_types_binop_uss_qualifiers): Delete.
(TYPES_BINOP_USS): Likewise.
(aarch64_types_binop_sus_qualifiers): Likewise.
(TYPES_BINOP_SUS): Likewise.
(aarch64_types_fcvt_from_unsigned_qualifiers): New.
(TYPES_FCVTIMM_SUS): Likewise.
* config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
rather than BINOP.
(ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
(fcvtzs): Use SHIFTIMM rather than BINOP.
(fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
costs relative to the cost of a register move.
2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
* config/aarch64/aarch64.c (aarch64_modes_tieable_p):
Allow scalar/single vector modes to be tieable.
2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
* config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
"alignement".
* tree.h (TYPE_ALIGN): Likewise.
2016-06-20 Georg-Johann Lay <avr@gjlay.de>
PR target/71103
* config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2016-06-20 Georg-Johann Lay <avr@gjlay.de>
* config/avr/avr.c (avr_print_operand): Fix "format not a string
literal" build warnings.
(avr_print_operand_address): Dito.
2016-06-19 David Edelsohn <dje.gcc@gmail.com>
PR target/71375
* config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
* config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2016-06-18 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
PR bootstrap/71435
* reload1.c (reload): Pass 0 to finish_spills when called because
update_eliminables_and_spill returns true and remove did_spill.
(finish_spills): Adjust comment and document GLOBAL parameter.
2016-06-17 DJ Delorie <dj@redhat.com>
PR target/71338
* config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
* config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
(umulqihi3_virt): Likewise.
* config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
(umulqihi3_real): Likewise.
2016-06-17 Martin Liska <mliska@suse.cz>
* tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2016-06-17 Martin Liska <mliska@suse.cz>
* predict.def: PRED_LOOP_EXIT from 92 to 85.
2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
* config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
__FAST_MATH__.
(vaddq_f32): Likewise.
(vmul_f32): Likewise.
(vmulq_f32): Likewise.
(vsub_f32): Likewise.
(vsubq_f32): Likewise.
2016-06-17 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/71347
* tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
cost for all uses in group.
2016-06-17 Bin Cheng <bin.cheng@arm.com>
* tree-vect-loop.c (vect_create_epilog_for_reduction): Only
insert gimple seq if it's not empty.
2016-06-17 Bin Cheng <bin.cheng@arm.com>
* tree-vectorizer.h (struct dr_with_seg_len): Remove class
member OFFSET.
* tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
rather than OFFSET.
(comp_dr_with_seg_len_pair): Ditto.
(vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
struct dr_with_seg_len_pair against DR_OFFSET.
* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
DR_OFFSET directly.
2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/aarch64/geniterators.sh: Handle parenthesised conditions.
2016-06-16 John David Anglin <danglin@gcc.gnu.org>
* config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
(pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
(pa_output_millicode_call): Likewise.
(pa_output_call): Likewise.
(pa_output_indirect_call): Likewise.
(pa_asm_output_mi_thunk): Likewise.
2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2016-06-16 Martin Liska <mliska@suse.cz>
* predict.c (combine_predictions_for_insn): When we find a first
match predictor, we should consider just predictors with
PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
DS theory predictor.
(combine_predictions_for_bb): Likewise.
2016-06-16 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
with base of reference to struct.
2016-06-16 Uros Bizjak <ubizjak@gmail.com>
* doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR target/71151
* config/avr/avr.c (avr_asm_init_sections): Remove setup of
progmem_swtable_section.
(progmem_swtable_section): Remove.
(avr_asm_function_rodata_section): Remove.
(TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
* config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
* config/i386/driver-i386.c (host_detect_local_cpu): Set
PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
<case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
signature_CENTAUR_ebx.
* config/i386/i386.c (ix86_option_override_internal): Add
definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
* doc/invoke.texi (x86 Options): Document new VIA -march entries.
2016-06-16 Martin Liska <mliska@suse.cz>
* predict.def: Add fortran loop preheader predictor.
* gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
fold IFN_BUILTIN_EXPECT with a known constant argument.
2016-06-16 Martin Liska <mliska@suse.cz>
* predict.def: Add 'Fortran' to display text of all
PRED_FORTRAN_* predictors.
2016-06-16 Uros Bizjak <ubizjak@gmail.com>
PR target/71242
* config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
[IA64_BUILTIN_NANSQ]: Ditto.
(ia64_fold_builtin): New function.
(TARGET_FOLD_BUILTIN): New define.
(ia64_init_builtins) Declare const_string_type node.
Add __builtin_nanq and __builtin_nansq builtin functions.
(ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2016-06-16 Nick Clifton <nickc@redhat.com>
* config/msp430/msp430-opts.h (msp430_hwmult_types): Add
MSP430_HWMULT_ prefix to enum values.
(msp430_regions): Add MSP430_REGION_ prefix to enum values.
* config/msp430/msp430.c: Update use of enum values.
* config/msp430/msp430.md: Likewise.
* config/msp430/msp430.opt: Likewise.
2016-06-16 Jan Hubicka <hubicka@ucw.cz>
* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
of comparsions in the last iteration.
2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
Joern Rennecke <joern.rennecke@embecosm.com>
* config/arc/arc.c (arc_print_operand_address): Handle pc-relative
addresses.
(arc_needs_pcl_p): Add GOTOFFPC.
(arc_legitimate_pic_addr_p): Likewise.
(arc_output_pic_addr_const): Likewise.
(arc_legitimize_pic_address): Generate a pc-relative address using
GOTOFFPC.
(arc_output_libcall): Use @pcl syntax.
(arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
* config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
(*movsi_insn): Use @pcl syntax.
(doloop_begin_i): Likewise.
2016-06-16 Martin Liska <mliska@suse.cz>
* predict.def: Define a new predictor.
2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
* config/arc/arc.opt (mtp-regno): Update text.
2016-06-16 Renlin Li <renlin.li@arm.com>
* config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2016-06-16 Jakub Jelinek <jakub@redhat.com>
PR target/71554
* config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
(setcc + and peephole2): Likewise.
PR rtl-optimization/71532
* cse.c (cse_insn): For const/pure calls, invalidate argument passing
memory slots.
2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
DImode constants with XXSPLTIB in vector registers.
(vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
vsx_extract_<mode>_internal{1,2} into a single insn that handles
direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
extraction of the element at the top of the register as a scalar
value.
(vsx_extract_<mode>_internal1): Likewise.
(vsx_extract_<mode>_internal2): Likewise.
* config/rs6000/constraints.md (wi constraint): Remove a comment
about DImode not being allowed in Altivec registers.
(wB constraint): New constraint for constants that can be
generated in Altivec registers with VSPLTISW/VUPKHSW.
* config/rs6000/predicates.md (xxspltib_constant_split): Update
comments.
(xxspltib_constant_nosplit): Likewise.
* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
support for -mupper-regs-di to enable DImode to go into Altivec
registers.
(POWERPC_MASKS): Likewise.
(power7 cpu): Likewise.
* config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
for DImode being allowed in Altivec registers. Update wi/wj
constraints. Set scalar_in_vmx_p flag.
(rs6000_option_override_internal): Add checks for -mupper-regs-di.
(xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
(rs6000_opt_masks): Add -mupper-regs-di.
* config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
direct move to use wi and not wj.
(lfiwzx): Likewise.
(floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
alternative.
(floatunssi<mode>2_lfiwzx_mem): Likewise.
(fix_trunc<mode>di2_fctidz): Change second alternative to allow
any VSX register, instead of just Altivec registers, to allow
either operand to be an Altivec register or both.
(fixuns_trunc<mode>di2_fctiduz): Likewise.
(movdi_internal32): Add support for -mupper-regs-di. Add support
to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
the alternatives and attributes to be lined up to be easier to
read.
(movdi_internal64): Likewise.
(64-bit DImode splitters): Change predicates to only split loading
up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
load constants in ISA 3.0 or ISA 2.07 respectively.
* doc/invoke.texi (RS/6000 and PowerPC Options): Document
-mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
mention -mcpu=power9 sets these options.
* doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
wB constraint.
2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
PR target/67353
* config/avr/avr.c (avr_set_current_function): Warn misspelled
interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
* config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
by default to warn misspelled interrupt/ signal handler.
* doc/invoke.texi (AVR Options): Document it. Update description
for -nodevicelib option.
2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
up parentheses. Use GET_MODE_UNIT_BITSIZE.
(aarch64_<sur>shll2_n<mode>): Likewise.
2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
PR middle-end/71529
* ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
DECL_CONTEXT for copied arguments.
2016-06-15 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71483
* tree-vect-loop.c (vectorizable_live_operation): Pick correct index
for slp
2016-06-15 Martin Liska <mliska@suse.cz>
* predict.c (tree_predict_by_opcode): Call predict_edge_def
instead of predict_edge w/o a probability.
2016-06-15 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71439
* tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
live PHIs.
2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
register subregs in SET_SRC.
2016-06-15 Richard Biener <rguenther@suse.de>
* tree-vect-stmts.c (vectorizable_store): Remove strided grouped
store restrictions.
2016-06-15 Richard Biener <rguenther@suse.de>
* tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
not consider dependences between accesses that belong to the
same group.
(vect_analyze_data_ref_dependences): Do not analyze read-read
or self-dependences.
2016-06-14 David Malcolm <dmalcolm@redhat.com>
* spellcheck-tree.c: Include spellcheck-tree.h rather than
spellcheck.h.
(find_closest_identifier): Reimplement in terms of
best_match<tree,tree>.
* spellcheck-tree.h: New file.
* spellcheck.c (struct edit_distance_traits<const char *>): New
struct.
(find_closest_string): Reimplement in terms of
best_match<const char *, const char *>.
* spellcheck.h (levenshtein_distance): Move prototype of tree-based
overload to spellcheck-tree.h.
(find_closest_identifier): Likewise.
(struct edit_distance_traits<T>): New template.
(class best_match): New class.
2016-06-14 David Malcolm <dmalcolm@redhat.com>
* selftest-run-tests.c (selftest::run_tests): Call
selftest::spellcheck_tree_c_tests.
* selftest.h (selftest::spellcheck_tree_c_tests): New decl.
* spellcheck-tree.c: Include selftest.h and stringpool.h.
(selftest::test_find_closest_identifier): New function.
(selftest::spellcheck_tree_c_tests): New function.
* spellcheck.c (selftest::test_find_closest_string): Verify that
the order of the vec does not affect the results for this case.
(selftest::test_data): New array.
(selftest::test_metric_conditions): New function.
(selftest::spellcheck_c_tests): Add a test of case-comparison.
Call selftest::test_metric_conditions.
2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def (commentary): Typo.
(BU_P9_MISC_1): Likewise.
(BU_P9_64BIT_MISC_0): Likewise.
(BU_P9_MISC_0): Likewise.
2016-06-14 David Malcolm <dmalcolm@redhat.com>
* gcc-rich-location.c
(gcc_rich_location::add_fixit_misspelled_id): New method.
* gcc-rich-location.h
(gcc_rich_location::add_fixit_misspelled_id): Add decl.
2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
* config/arm/freebsd.h: Only enable unaligned access for armv6 on
FreeBSD 11 and above.
2016-06-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* expmed.h: Close parenthesis in "at your option" in copyright
boilerplate.
* lower-subreg.h: Likewise.
2016-06-14 Richard Biener <rguenther@suse.de>
PR middle-end/71526
* genmatch.c (expr::gen_transform): Use in_type for comparisons
if available.
2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
New function.
(aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
mask+shift version.
* config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
New prototype.
* config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2016-06-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/71522
* tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
copying into float copying.
2016-06-14 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/71520
* tree-ssa-tail-merge.c (find_duplicate): Handle labels.
(replace_block_by): Move user labels from bb1 to bb2.
2016-06-14 Richard Biener <rguenther@suse.de>
PR middle-end/71310
PR bootstrap/71510
* expr.h (get_bit_range): Declare.
* expr.c (get_bit_range): Export.
* fold-const.c (optimize_bit_field_compare): Use get_bit_range and
word_mode again to constrain the bitfield access.
2016-06-14 Richard Biener <rguenther@suse.de>
PR tree-optimization/71521
* tree-vrp.c (extract_range_from_binary_expr_1): Guard
division int_const_binop against zero divisor.
2016-06-13 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (signbittf2): New expander.
* config/i386/sse.md (ptesttf2): New insn pattern.
2016-06-13 David Malcolm <dmalcolm@redhat.com>
PR bootstrap/71481
* input.c (selftest::test_reading_source_line): Avoid reading from
__FILE__ by creating a tempfile with known content and reading
from that instead.
2016-06-13 David Malcolm <dmalcolm@redhat.com>
* pretty-print.c (assert_pp_format_colored): Skip the test if
GCC_COLORS is set.
(test_pp_format): Remove comment about GCC_COLORS.
2016-06-13 David Malcolm <dmalcolm@redhat.com>
* input.c (test_reading_source_line): Use SELFTEST_LOCATION.
* pretty-print.c (assert_pp_format_va): Add location param and use
it with ASSERT_STREQ_AT.
(assert_pp_format): Add location param and pass it to
assert_pp_format_va.
(assert_pp_format_colored): Likewise.
(ASSERT_PP_FORMAT_1): New.
(ASSERT_PP_FORMAT_2): New.
(ASSERT_PP_FORMAT_3): New.
(test_pp_format): Provide SELFTEST_LOCATION throughout, either
explicitly, or implicitly via the above macros.
* selftest.c (selftest::pass): Use a selftest::location rather
than file and line.
(selftest::fail): Likewise. Print the function name.
(selftest::fail_formatted): Likewise.
(selftest::assert_streq): Use a selftest::location rather than
file and line.
* selftest.h (selftest::location): New struct.
(SELFTEST_LOCATION): New macro.
(selftest::pass): Accept a const location & rather than file
and line.
(selftest::fail): Likewise.
(selftest::fail_formatted): Likewise.
(selftest::assert_streq): Likewise.
(ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
(ASSERT_FALSE): Likewise.
(ASSERT_EQ): Likewise.
(ASSERT_NE): Likewise.
(ASSERT_STREQ): Likewise.
(ASSERT_PRED1): Likewise.
(ASSERT_STREQ_AT): New macro.
2016-06-13 David Malcolm <dmalcolm@redhat.com>
* selftest.c (selftest::fail_formatted): New function.
(selftest::assert_streq): New function.
* selftest.h (selftests::fail_formatted): New decl.
(selftest::assert_streq): New decl.
(ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2016-06-13 Jeff Law <law@redhat.com>
PR tree-optimization/71403
* tree-ssa-threadbackward.c
(convert_and_register_jump_thread_path): No longer accept reference
to path. Do not pop items off the path anymore.
(fsm_find_control_statement_thread_paths): Do not allow threading
to a deeper loop nest. Pop the last item off the path here rather
than in convert_and_register_jump_thread_path.
2016-06-13 Evandro Menezes <e.menezes@samsung.com>
Wilco Dijkstra <Wilco.Dijkstra@arm.com>
[AArch64] Emit division using the Newton series
* config/aarch64/aarch64-protos.h
(cpu_approx_modes): Add new member "division".
(aarch64_emit_approx_div): Declare new function.
* config/aarch64/aarch64.c
(generic_approx_modes): New member "division".
(exynosm1_approx_modes): Likewise.
(xgene1_approx_modes): Likewise.
(aarch64_emit_approx_div): Define new function.
* config/aarch64/aarch64.md ("div<mode>3"): New expansion.
* config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
* config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
* doc/invoke.texi (-mlow-precision-div): Describe new option.
2016-06-13 Evandro Menezes <e.menezes@samsung.com>
Wilco Dijkstra <wilco.dijkstra@arm.com>
[AArch64] Emit square root using the Newton series
* config/aarch64/aarch64-protos.h
(aarch64_emit_approx_rsqrt): Replace with new function
"aarch64_emit_approx_sqrt".
(cpu_approx_modes): New member "sqrt".
* config/aarch64/aarch64.c
(generic_approx_modes): New member "sqrt".
(exynosm1_approx_modes): Likewise.
(xgene1_approx_modes): Likewise.
(aarch64_emit_approx_rsqrt): Replace with new function
"aarch64_emit_approx_sqrt".
(aarch64_override_options_after_change_1): Handle new option.
* config/aarch64/aarch64-simd.md
(rsqrt<mode>2): Use new function instead.
(sqrt<mode>2): New expansion and insn definitions.
* config/aarch64/aarch64.md: Likewise.
* config/aarch64/aarch64.opt
(mlow-precision-sqrt): Add new option description.
* doc/invoke.texi (mlow-precision-sqrt): Likewise.
2016-06-13 Evandro Menezes <e.menezes@samsung.com>
[AArch64] Add more choices for the reciprocal square root approximation
Allow a target to prefer such operation depending on the operation mode.
* config/aarch64/aarch64-protos.h
(AARCH64_APPROX_MODE): New macro.
(AARCH64_APPROX_{NONE,ALL}): Likewise.
(cpu_approx_modes): New structure.
(tune_params): New member "approx_modes".
* config/aarch64/aarch64-tuning-flags.def
(AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
* config/aarch64/aarch64.c
(generic_approx_modes): New core "cpu_approx_modes" structure.
(exynosm1_approx_modes): Likewise.
(xgene1_approx_modes): Likewise.
(generic_tunings): New member "approx_modes".
(cortexa35_tunings): Likewise.
(cortexa53_tunings): Likewise.
(cortexa57_tunings): Likewise.
(cortexa72_tunings): Likewise.
(exynosm1_tunings): Likewise.
(thunderx_tunings): Likewise.
(xgene1_tunings): Likewise.
(use_rsqrt_p): New argument for the mode and use new member from
"tune_params".
(aarch64_builtin_reciprocal): Devise mode from builtin.
(aarch64_optab_supported_p): New argument for the mode.
* doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
RS6000_BTM_MODULO flag into the set of flags that are considered
to be part of the common configuration.
2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
* config/rs6000/altivec.h (vec_absd): New macro for vector absolute
difference unsigned.
(vec_absdb): New macro for vector absolute difference unsigned
byte.
(vec_absdh): New macro for vector absolute difference unsigned
half-word.
(vec_absdw): New macro for vector absolute difference unsigned word.
* config/rs6000/altivec.md (UNSPEC_VADU): New value.
(vadu<mode>3): New insn.
(*p9_vadu<mode>3): New insn.
* config/rs6000/rs6000-builtin.def (vadub): New built-in
definition.
(vaduh): New built-in definition.
(vaduw): New built-in definition.
(vadu): New overloaded built-in definition.
(vadub): New overloaded built-in definition.
(vaduh): New overloaded built-in definition.
(vaduw): New overloaded built-in definition.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
overloaded vector absolute difference unsigned functions.
* doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
the ISA 3.0 vector absolute difference unsigned built-in functions.
2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
update shared_lookup_references only once after changing operands.
2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
PR middle-end/71373
* tree-nested.c (convert_nonlocal_omp_clauses)
(convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
* tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
* tree.def (CASE_LABEL_EXPR): Likewise.
2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
PR bootstrap/71481
* input.c (test_builtins): Fix an assertion.
2016-06-13 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
(paritysi2): Ditto.
(isinfxf2): Ditto.
(isinf<mode>2): Ditto.
2016-06-13 Uros Bizjak <ubizjak@gmail.com>
* ggc-tests.c (test_finalization): Only test need_finalization_p
for GCC_VERSION >= 4003.
2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/vecintrin.h: Fix file description in comment.
2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
* config/s390/s390-builtin-types.def: Change builtin type naming
scheme to match builtin-types.def.
2016-06-13 Marc Glisse <marc.glisse@inria.fr>
* fold-const.c (optimize_minmax_comparison): Remove.
(fold_comparison): Remove call to the above.
* match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
New transformations.
2016-06-13 Alan Hayward <alan.hayward@arm.com>
PR tree-optimization/71416
* tree-vect-loop.c (vectorizable_live_operation): Let worklist have
multiple entries
2016-06-13 Martin Liska <mliska@suse.cz>
* predict.c (enum predictor_reason): Prefix enum with REASON_.
(combine_predictions_for_insn): Likewise.
(prune_predictions_for_bb): Likewise.
(combine_predictions_for_bb): Likewise.
2016-06-13 Richard Biener <rguenther@suse.de>
PR tree-optimization/71505
* tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
assert match comment.
2016-06-13 Marek Polacek <polacek@redhat.com>
PR middle-end/71476
* gimplify.c (maybe_warn_switch_unreachable): Factored out of
gimplify_switch_expr.
(warn_switch_unreachable_r): New function.
2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
PR target/71379
* config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
one.
2016-06-13 Richard Biener <rguenther@suse.de>
PR middle-end/64516
* fold-const.c (fold_unary_loc): Preserve alignment when
folding a VIEW_CONVERT_EXPR into a MEM_REF.
2016-06-13 Martin Liska <mliska@suse.cz>
PR sanitizer/71458
* toplev.c (process_options): Do not enable -fcheck-pointer-bounds
w/ -fsanitize=bounds.
2016-06-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_init_builtins): Calculate
FLOAT128_FTYPE_CONST_STRING function type only once.
* doc/extend.texi (x86 Built-in Functions): Update text, __float128
built-in functions are available for x86-32 and x86-64 targets.
2016-06-12 Uros Bizjak <ubizjak@gmail.com>
PR target/71241
* config/i386/i386.i386-builtin-types.def (CONST_STRING):
New primitive type.
(FLOAT128_FTYPE_CONST_STRING): New function type.
* config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
[IX86_BUILTIN_NANSQ]: Ditto.
(ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
(ix86_init_builtin_types): Declare const_string_type_node.
(ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
builtin functions.
(ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
* doc/extend.texi (x86 Built-in Functions): Document
__builtin_nanq and __builtin_nansq.
2016-06-11 Jiong Wang <jiong.wang@arm.com>
PR target/71061
* config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
* config/arm/arm.c (arm_attr_length_pop_multi): New function to return
length for pop patterns.
(arm_attr_length_push_multi): Update comments.
* config/arm/arm.md (*load_multiple_with_writeback): Set "length"
attribute.
(*pop_multiple_with_writeback_and_return): Likewise.
(*pop_multiple_with_return): Likewise.
2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
PR middle-end/71310
* fold-const.c (optimize_bit_field_compare): Don't try to use
word_mode unconditionally for reading the bit field, look at
DECL_BIT_FIELD_REPRESENTATIVE instead.
2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71478
* tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
vector integer type.
2016-06-10 Jakub Jelinek <jakub@redhat.com>
PR middle-end/71494
* tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
without LABEL_DECL, set *handled_ops_p to false instead of true.
2016-06-10 Martin Sebor <msebor@redhat.com>
PR c/71392
* builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
(ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
* builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
them.
(BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
(BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
(BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
(BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
(BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
(BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
(BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
(BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
* config/arm/arm.h (pool_vector_label,
return_used_this_function): Remove.
2016-06-10 Jeff Law <law@redhat.com>
PR tree-optimization/71335
* tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
zero length paths here.
(convert_and_register_jump_thread_path): Remove hacks related to
duplicated blocks in the jump thread path.
(fsm_find_control_statement_thread_paths): Avoid putting the same
block on the thread path twice, but ensure the thread path is
unchanged from the caller's point of view.
2016-06-10 Jan Hubicka <hubicka@ucw.cz>
* predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
* predict.def (PRED_LOOP_BRANCH): Remove.
2016-06-10 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (OBJS): Add ggc-tests.o.
(GTFILES): Add ggc-tests.c.
* ggc-tests.c: New file.
* selftest-run-tests.c (selftest::run_tests): Call
selftest::ggc_tests_c_tests.
* selftest.h (selftest::ggc_tests_c_tests): New prototype.
2016-06-10 Alexander Monakov <amonakov@ispras.ru>
* match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
PR sanitizer/71480
* varasm.c (place_block_symbol): Adjust alignment for asan protected
STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2016-06-10 Jan Hubicka <hubicka@ucw.cz>