Google Git
Sign in
gnu / gcc / refs/tags/basepoints/gcc-13 / . / gcc / ChangeLog-2016
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.