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gnu / gcc / refs/tags/basepoints/gcc-13 / . / gcc / ChangeLog-2009
blob: 1d3702ebaf302f1f238a12b7278e9c1e69258df2 [file] [log] [blame]
2009-12-31 Jakub Jelinek <jakub@redhat.com>
* tree-dump.c (dump_options): Don't set TDF_NOUID for all.
2009-12-31 Dave Korn <dave.korn.cygwin@gmail.com>
Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
PR target/41605
* config/darwin.h (LINK_COMMAND_SPEC): Resolve fopenmp specifically
for target.
(LINK_SPEC): Replace dynamic libraries by static equivalents where
necessary.
* config/darwin9.h (LINK_COMMAND_SPEC): Resolve fopenmp specifically
for target.
2009-12-30 Dave Korn <dave.korn.cygwin@gmail.com>
PR lto/42531
* lto-streamer-out.c (produce_asm): Skip any leading asterisk when
using DECL_ASSEMBLER_NAME to generate a section name.
(copy_function): Likewise.
2009-12-30 Andreas Schwab <schwab@linux-m68k.org>
PR target/42516
* config/m68k/m68k.md (rotlsi_16): New insn.
2009-12-30 Joseph Myers <joseph@codesourcery.com>
PR c/42439
* c-decl.c (check_bitfield_type_and_width): Only pedwarn if
pedantic for bit-field width not an integer constant expression
but folding to one.
2009-12-30 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/41956
* tree-vect-slp.c (vect_supported_load_permutation_p): Add check that
the load indices differ.
2009-12-30 Uros Bizjak <ubizjak@gmail.com>
PR target/42549
* config/i386/mmx.md (*mmx_subv2sf3): Fix insn operand number for
alternative 1.
2009-12-30 Robert Millan <rmh.gcc@aybabtu.com>
PR other/42537
* errors.c: Fix typo in comment.
* graphite-sese-to-poly.c: Likewise.
* profile.c (is_inconsistent): Fix typo in string.
2009-12-29 Ian Lance Taylor <iant@google.com>
PR middle-end/42099
* expmed.c (expand_divmod): Don't shift HOST_WIDE_INT value more
than HOST_BITS_PER_WIDE_INT.
2009-12-29 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_int_vcond): Reformat.
2009-12-29 Dave Korn <dave.korn.cygwin@gmail.com>
Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
PR objective-c++/41595
* config/darwin.c (darwin_label_is_anonymous_local_objc_name):
New function to recognize objective c/c++ internal symbols,
including mangled ones.
* config/darwin.h (ASM_OUTPUT_LABELREF): Use
darwin_label_is_anonymous_local_objc_name to detect both
mangled and clear ObjC internal symbols.
2009-12-28 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/41344
* omp-low.c (diagnose_sb_2): Handle GIMPLE_COND.
2009-12-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
PR target/42457
* config/avr/avr.c (avr_extra_arch_macro): Remove static.
(avr_cpu_cpp_builtins): Remove.
* config/avr/avr.h (avr_extra_arch_macro): Add prototype.
* config/avr/avr-c.c: New File.
(avr_cpu_cpp_builtins) : Add.
* config/avr/t-avr: Add make information for avr-c.
* config.gcc (avr-*-*): Include avr-c.o as c and cpp object.
2009-12-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
PR target/35013, 27192
* config/avr/avr.c (print_operand_address): Print correct program
memory address.
Add warning for large device offset addresses.
(avr_assemble_integer): Ditto.
(print_operand): Add warnings for incorrect addressing.
(out_movqi_r_mr): Tag assembler with new address codes.
(out_movhi_r_mr): Ditto.
(out_movsi_r_mr): Ditto.
(out_movqi_mr_r): Ditto.
(out_movhi_mr_r): Ditto.
(out_movsi_mr_r): Ditto.
* config/avr/predicates.md (text_segment_operand): New predicate.
* config/avr/avr.md (jump): Tag assembler with new address codes.
(call_insn): Ditto.
(call_value_insn): Ditto.
(*tablejump_lib): Ditto.
(*cbi): Ditto.
(*sbi): Ditto.
(indirect_jump): New define_expand.
(jcindirect_jump): New pattern for constant expression jump.
(njcindirect_jump): Renamed old indirect_jump.
2009-12-24 Steven Bosscher <steven@gcc.gnu.org>
* store-motion.c (build_store_vectors): Clear regs_set_in_block at
the start of a loop over basic blocks.
2009-12-24 Julian Brown <julian@codesourcery.com>
Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/40887
* config/arm/arm.c (output_call_mem): Remove armv5 support.
* config/arm/arm.md (*call_mem): Disable for armv5. Add note.
(*call_value_mem): Likewise.
2009-12-23 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/42475
* combine.c (make_compound_operation) <case SUBREG>: Use mode of
SUBREG_REG (x) instead of tem's mode.
2009-12-23 Jakub Jelinek <jakub@redhat.com>
Cary Coutant <ccoutant@google.com>
PR debug/42454
* dwarf2out.c (add_ranges_by_labels): Conditionally Add DW_AT_ranges
attribute.
(dwarf2out_finish): Change calls to add_ranges_by_labels.
2009-12-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/42093
* config/arm/arm.h (CASE_VECTOR_PC_RELATIVE): Fix macro usage
to TARGET_THUMB1.
(CASE_VECTOR_SHORTEN_MODE): Allow signed offsets
only for TARGET_THUMB1.
2009-12-23 Ramana Radhakrishnan <ramrad01@arm.com>
PR target/40670
* config/arm/arm.md: Split for Thumb1 as well.
2009-12-22 Cary Coutant <ccoutant@google.com>
PR debug/42454
* dwarf2out.c (dwarf2out_finish): Don't output range for .text
section unless .text section was used. Likewise for cold.
2009-12-22 Brian Hackett <bhackett1024@gmail.com>
* doc/plugins.texi: Rename pre-genericize event.
2009-12-22 Paolo Carlini <paolo.carlini@oracle.com>
PR driver/42463
* params.def ([PARAM_PREDICTABLE_BRANCH_OUTCOME]): Fix typo in
help string.
* doc/invoke.texi: Fix typo.
2009-12-22 Paul Brook <paul@codesourcery.com>
* doc/tm.texi (ARG_POINTER_CFA_OFFSET): Document new default.
* defaults.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
* config/spu/spu.h (ARG_POINTER_CFA_OFFSET): Add pretend_args_size.
2009-12-21 Brian Hackett <bhackett1024@gmail.com>
* plugin.def: Rename pre-genericize event.
* plugin.c (register_callback, invoke_plugin_callbacks): Same.
* c-decl.c (finish_function): Invoke callbacks on above event.
2009-12-21 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/42429
* reload.c (find_reloads_subreg_address): When adjusting mode of
MEM, update also MEM_SIZE if it is set.
2009-12-21 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/42345
* acinclude.m4 (gcc_GAS_FLAGS): New.
(gcc_GAS_CHECK_FEATURE): Use gcc_GAS_FLAGS.
* configure: Regenerated.
2009-12-20 Michael Matz <matz@suse.de>
PR tree-optimization/42027
* cfgexpand.c (expand_gimple_cond): Use jumpy sequence for &, &&, |
and || if jumps are cheap.
2009-12-19 Richard Guenther <rguenther@suse.de>
PR lto/42401
* lto-streamer-out.c (tree_is_indexable): Local statics are indexable.
(lto_output_tree_ref): Adjust assert.
2009-12-19 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42108
* tree-ssa-sccvn.c (last_vuse_ptr): New variable.
(vn_reference_lookup_2): Update last seen VUSE.
(vn_reference_lookup_3): Avoid updating last seen VUSE after
translating.
(visit_reference_op_load): Use last seen VUSE from the first
lookup when entering into the table.
2009-12-19 Joern Rennecke <amylaar@spamcop.net>
* Makefile.in (PLUGIN_HEADERS): Add more headers.
* tree-pass.h (GCC_PASS_LISTS): Define.
(PASS_LIST_NO_all_lowering_passes): New enumeration value.
(PASS_LIST_NO_all_small_ipa_passes): Likewise.
(PASS_LIST_NO_all_regular_ipa_passes): Likewise.
(PASS_LIST_NO_all_lto_gen_passes): Likewise.
(PASS_LIST_NO_all_passes): Likewise.
(PASS_LIST_NUM): Likewise.
(gcc_pass_lists): Declare.
* passes.c (gcc_pass_lists): Define.
2009-12-18 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (copy_nary): New function.
(copy_phis): Likewise.
(copy_references): Likewise.
(process_scc): Avoid last iteration by copying the
optimistic table to the valid table.
2009-12-17 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (loc_descriptor): For SYMBOL_REFs and LABEL_REFs
use DW_OP_addr+DW_OP_stack_value instead of DW_OP_implicit_value.
(add_const_value_attribute): For CONST_STRING, SYMBOL_REFs and
LABEL_REFs use DW_OP_addr+DW_OP_stack_value DW_AT_location instead of
DW_AT_const_value.
2009-12-17 Alexandre Oliva <aoliva@redhat.com>
PR debug/41679
* var-tracking.c (count_uses): Count MO_VAL_USE of original
MO_VAL_SET value for COND_EXEC.
(add_stores): Handle conditional stores.
PR debug/41679
* var-tracking.c (use_type): Remove indirection from loc.
(count_uses): Dereference incoming loc early.
(add_uses): Dereference incoming loc early.
PR debug/41679
* var-tracking.c (add_stores): Avoid value mode mismatch for
promoted declarations.
2009-12-17 Jakub Jelinek <jakub@redhat.com>
PR c++/42386
* ipa.c (function_and_variable_visibility): Clear same_comdat_group
links of DECL_EXTERNAL nodes.
2009-12-17 Sandra Loosemore <sandra@codesourcery.com>
* doc/rtl.texi (Vector Operations): Clarify vec_select result mode.
2009-12-17 Julian Brown <julian@codesourcery.com>
* config/arm/bpabi-v6m.S (test_div_by_zero): New macro.
(aeabi_ldivmod, aeabi_uldivmod): Use above macro.
* config/arm/bpabi.S (test_div_by_zero): New macro.
(aeabi_ldivmod, aeabi_uldivmod): Use above macro.
* config/arm/lib1funcs.asm (ARM_LDIV0): Tail-call int div-by-zero
handler for EABI. Add signed/unsigned argument, pass correct value
to that handler.
(THUMB_LDIV0): Same, for Thumb.
(DIV_FUNC_END): Add signed argument.
(WEAK): New macro (for EABI).
(__udivsi3, __umodsi3): Add unsigned argument to DIV_FUNC_END. For
__udivsi3, add entry point which skips division-by-zero test.
(__divsi3, __modsi3): Add signed argument to DIV_FUNC_END.
(__aeabi_uidivmod, __aeabi_idivmod): Check for division by zero.
Call __udivsi3 or __divsi3 via entry points which skip
division-by-zero tests.
(__div0): Rename to __aeabi_idiv0, __aeabi_ldiv0 for EABI, and
declare those names weak.
2009-12-17 Richard Guenther <rguenther@suse.de>
PR middle-end/42397
* builtins.c (get_object_alignment): Properly deal with
a CONST_DECL base.
* expr.c (emit_block_move_hints): Assert the alignment makes sense.
2009-12-17 Uros Bizjak <ubizjak@gmail.com>
PR target/32280
* config/i386/i386-modes.def (V1TI): New vector mode.
* config/i386/i386.h (VALID_SSE_REG_MODE): Add V1TImode.
(SSE_REG_MODE_P): Ditto.
* config/i386/sse.md (SSEMODE16): New mode iterator.
(AVXMODE16): Ditto.
(avxvecmode): Handle V1TI mode.
(*avx_mov<mode>_internal): Use AVXMODE16 instead of AVXMODE.
(mov<mode>): Use SSEMODE16 instead of SSEMODE.
(*mov<mode>_internal): Ditto.
(push<mode>1): Ditto.
(movmisalign<mode>): Ditto.
(sse2_ashlv1ti): Rename from sse2_ashlti.
(sse2_lshrv1ti): Rename from sse2_lshrti.
(*avx_ashlv1ti): Rename from *avx_ashlti and move from i386.md.
(*avx_lshrv1ti): Rename from *avx_lshrti and move from i386.md.
(vec_shl_<mode>): Convert operands to V1TImode and use V1TI shift.
(vec_shr_<mode>): Ditto.
(*sse2_mulv4si3): Update for renamed sse2_ashlv1ti3.
(udot_prodv4si): Ditto.
* config/i386/i386.c (classify_argument): Handle V1TImode.
(function_arg_advance_32): Ditto.
(function_arg_32): Ditto.
(ix86_expand_sse4_unpack): Convert operands to V1TImode and update
for renamed gen_sse2_lshrv1ti3.
(ix86_expand_args_builtin) <V2DI_FTYPE_V2DI_INT_CONVERT>: Set rmode
to V1TImode.
(struct builtin_description) <__builtin_ia32_pslldqi128>: Update
for renamed sse2_ashlv1ti3.
<__builtin_ia32_psrldqi128>: Update for renamed sse2_lshrv1ti3.
Revert:
2007-06-11 Uros Bizjak <ubizjak@gmail.com>
PR target/32280
* config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
* config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2009-12-17 Richard Earnshaw <rearnsha@arm.com>
PR target/42372
* arm.md (pic_add_dot_plus_eight): Change output constraint from
update to write.
2009-12-17 Shujing Zhao <pearly.zhao@oracle.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Update build_indirect_ref calls.
2009-12-17 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sync.md (IMODE): Remove mode iterator.
(modesuffix): Remove mode attribute.
(modeconstraint): Ditto.
(immconstraint): Ditto.
(*sync_compare_and_swap<mode>): Use SWI mode iterator instead of
IMODE mode iterator, imodesuffix mode attribute instead of modesuffix,
<r> mode attribute instead of modeconstraint and <i> mode attribute
instead of immconstraint.
(sync_double_compare_and_swap<mode>): Ditto.
(sync_old_add<mode>): Ditto.
(sync_lock_test_and_set<mode>): Ditto.
(sync_add<mode>): Ditto.
(sync_sub<mode>): Ditto.
(sync_and<mode>): Ditto.
(sync_ior<mode>): Ditto.
(sync_xor<mode>): Ditto.
(sync_<code><mode>): Macroize insn pattern from
sync_{and,ior,xor}<mode> using any_logic code iterator.
2009-12-17 Shujing Zhao <pearly.zhao@oracle.com>
PR c/40885
* c-common.h (ref_operator): New type.
(build_indirect_ref): Adjust prototype with new argument.
* c-typeck.c (build_indirect_ref): Accept ref_operator as argument and
emit the diagnostics for easy translation.
(build_array_ref): Update calls to build_indirect_ref.
* c-omp.c (c_finish_omp_atomic): Likewise.
* c-parser.c (c_parser_unary_expression,
c_parser_postfix_expression_after_primary): Likewise.
2009-12-16 Richard Guenther <rguenther@suse.de>
PR lto/42392
* langhooks.c (lhd_begin_section): Make sure to switch back
to the text section, not some random one.
2009-12-16 Jakub Jelinek <jakub@redhat.com>
* tree-chrec.c (chrec_convert_1): Only fold (T2)(t +- x) to
(T2)t +- (T2)x if only integer types are involved.
2009-12-16 Ben Elliston <bje@au.ibm.com>
* tree-data-ref.h (dot_rdg): Remove prototype.
* tree-data-ref.c (dog_rdg_1, dot_rdg): Remove.
2009-12-16 Kazu Hirata <kazu@codesourcery.com>
* doc/invoke.texi, doc/options.texi, doc/plugins.texi,
doc/tm.texi: Fix typos.
2009-12-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/extend.texi (Function Attributes, Extended Asm):
Replace TABs with spaces.
* doc/md.texi (Standard Names): Likewise.
* doc/plugins.texi (Plugins): Likewise.
* doc/c-tree.texi (Expression trees): Use @itemx for all but
the first item for merged items.
* doc/extend.texi (Variable Attributes): Likewise.
* doc/install.texi (Configuration): Likewise.
* doc/invoke.texi (RS/6000 and PowerPC Options, RX Options):
Likewise.
2009-12-15 Richard Guenther <rguenther@suse.de>
* tree.c (free_lang_data_in_binfo): Do not free BINFO_OFFSET
and BINFO_VPTR_FIELD.
(free_lang_data_in_type): Do not free TYPE_STUB_DECL if we
generate debug information.
(free_lang_data_in_decl): Do not free DECL_SIZE_UNIT,
DECL_SIZE, DECL_FIELD_OFFSET and DECL_FCONTEXT.
(free_lang_data): Do not disable debuginfo.
* lto-streamer-out.c (write_symbol_vec): Deal with
non-constant DECL_SIZE.
(pack_ts_base_value_fields): Write types with false
TREE_ASM_WRITTEN.
(lto_output_ts_type_tree_pointers): Stream TYPE_STUB_DECL.
* lto-streamer-in.c (lto_input_ts_type_tree_pointers): Stream
TYPE_STUB_DECL.
* dwarf2out.c (add_pure_or_virtual_attribute): Check for
DECL_CONTEXT.
(gen_type_die_for_member): Test for TYPE_STUB_DECL.
* opts.c (decode_options): Do not disable var-tracking for lto.
* doc/invoke.texi (-flto): Document -flto vs. -g experimental
status.
(-fwhopr): Document experimental status.
2009-12-15 Aldy Hernandez <aldyh@redhat.com>
PR graphite/42185
* graphite-sese-to-poly.c (is_reduction_operation_p): Assert that
we are a GIMPLE_ASSIGN. Do not calculate rhs code twice.
(follow_ssa_with_commutative_ops): Return NULL on non assignment.
2009-12-15 Eric Botcazou <ebotcazou@adacore.com>
* config/rs6000/rs6000.md (probe_stack): Use an enclosing SET.
2009-12-15 Richard Guenther <rguenther@suse.de>
* gimple.h (compare_field_offset): Declare.
* gimple.c (compare_field_offset): Export.
* lto-streamer-in.c (input_gimple_stmt): Use compare_field_offset.
2009-12-15 Richard Guenther <rguenther@suse.de>
* lto-cgraph.c (lto_output_node): Also stream the alias
for regular aliases.
(input_node): Likewise.
2009-12-15 Paolo Bonzini <bonzini@gnu.org>
Shujing Zhao <pearly.zhao@oracle.com>
* intl.c (get_spaces): New.
* intl.h (get_spaces): New.
2009-12-14 Mark Mitchell <mark@codesourcery.com>
* configure.ac (--with-specs): New option.
* configure: Regenerated.
* gcc.c (driver_self_specs): Include CONFIGURE_SPECS.
* Makefile.in (DRIVER_DEFINES): Add -DCONFIGURE_SPECS.
2009-12-14 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/42369
* config/i386/i386.c (ix86_expand_special_args_builtin): Avoid
using switch with CODE_FOR_lwp_lwp* cases.
* config/i386/i386-builtin-types.def (PVOID_FTYPE_VOID): Use
DEF_FUNCTION_TYPE (PVOID) instead of DEF_FUNCTION_TYPE (PVOID, VOID).
2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
* cfgexpand.c (expand_debug_expr) <INDIRECT_REF>: Remove overzealous
assertion and useless code.
<TARGET_MEM_REF>: Likewise.
2009-12-14 Alexandre Oliva <aoliva@redhat.com>
PR debug/41473
* dwarf2out.c (AT_loc_list_ptr): New.
(resolve_addr): Remove unresolved attributes and loc_list entries.
PR debug/41473
* dwarf2out.c (add_var_loc_to_decl): Don't drop initial empty
locations.
(new_loc_list): Drop gensym arg. Move generation of ll_symbol...
(gen_llsym): ... here. New function.
(add_loc_descr_to_loc_list): Removed.
(loc_descriptor): Infer mode from CONST_DOUBLEs and CONST_VECTORs.
(single_element_loc_list): Removed.
(dw_loc_list): Don't create entries without a location. Don't
special-case the first node of the list, only single nodes.
(single_element_loc_list_p): Simplify.
(loc_list_from_tree): Don't use DECL_RTL if loc_list is nonempty.
(add_location_or_const_value_attribute): Test var loc for NULL.
(convert_cfa_to_fb_loc_list): Adjust calls to new new_loc_list,
call gen_llsym if needed.
2009-12-14 Jakub Jelinek <jakub@redhat.com>
* cgraph.h (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
prototypes.
* cgraph.c (cgraph_set_nothrow_flag, cgraph_set_readonly_flag,
cgraph_set_pure_flag, cgraph_set_looping_const_or_pure_flag): New
functions.
* except.h (set_nothrow_function_flags): Remove prototype.
* except.c (set_nothrow_function_flags): Use cgraph_set_nothrow_flag.
Make static.
* ipa-pure-const.c (propagate): Use cgraph_set_nothrow_flag,
cgraph_set_readonly_flag, cgraph_set_pure_flag
and cgraph_set_looping_const_or_pure_flag.
(local_pure_const): Likewise.
2009-12-14 Jakub Jelinek <jakub@redhat.com>
Sebastian Pop <sebastian.pop@amd.com>
* config/i386/i386-builtin-types.def (PVOID): Declared.
(VOID_FTYPE_PVOID): Declared.
(PVOID_FTYPE_VOID): Declared.
(UCHAR_FTYPE_USHORT_UINT_USHORT): Removed.
(VOID_FTYPE_USHORT_UINT_USHORT): Removed.
* config/i386/i386.c (IX86_BUILTIN_LLWPCB16, IX86_BUILTIN_LLWPCB32,
IX86_BUILTIN_LLWPCB64, IX86_BUILTIN_SLWPCB16, IX86_BUILTIN_SLWPCB32,
IX86_BUILTIN_SLWPCB64, IX86_BUILTIN_LWPVAL16, IX86_BUILTIN_LWPINS16):
Removed.
(IX86_BUILTIN_LLWPCB, IX86_BUILTIN_SLWPCB): New.
(bdesc_special_args): Adjust declaration of __builtin_ia32_llwpcb,
__builtin_ia32_slwpcb, __builtin_ia32_lwpval32,
__builtin_ia32_lwpval64, __builtin_ia32_lwpins32, and
__builtin_ia32_lwpins64.
(ix86_expand_special_args_builtin): Handle VOID_FTYPE_PVOID.
Do not handle VOID_FTYPE_USHORT_UINT_USHORT and
UCHAR_FTYPE_USHORT_UINT_USHORT. Warn when the third operand is
not an immediate. Also handle builtin functions with 3 arguments.
(ix86_expand_builtin): Handle IX86_BUILTIN_LLWPCB and
IX86_BUILTIN_SLWPCB.
* config/i386/i386.md (UNSPEC_LLWP_INTRINSIC, UNSPEC_SLWP_INTRINSIC):
Renamed UNSPECV_LLWP_INTRINSIC and UNSPECV_SLWP_INTRINSIC.
(memory attribute): Handle lwp.
(lwp*): Rewrite all the insn patterns for LWP.
* config/i386/lwpintrin.h (__llwpcb16, __llwpcb32, __llwpcb64,
__slwpcb16, __slwpcb32, __slwpcb64, __lwpval16, __lwpins16): Removed.
(__llwpcb, __slwpcb): New.
2009-12-14 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
* dominance.c (set_immediate_dominator): Don't mark as inline.
2009-12-14 Eric Botcazou <ebotcazou@adacore.com>
* doc/tm.texi (STACK_CHECK_PROTECT): Document alternate default.
* doc/md.texi (check_stack): Clarify.
(probe_stack): Likewise.
* config/rs6000/rs6000.md (UNSPEC_PROBE_STACK): New constant.
(probe_stack): New insn.
2009-12-14 Ben Elliston <bje@au.ibm.com>
* lto-streamer-in.c (lto_get_builtin_tree): fclass can only be a
BUILT_IN_NORMAL or BUILT_IN_MD.
2009-12-13 Eric Botcazou <ebotcazou@adacore.com>
* doc/tm.texi (STACK_CHECK_PROBE_LOAD): Delete.
* expr.h (STACK_CHECK_PROBE_LOAD): Likewise.
* explow.c (emit_stack_probe): Do not test STACK_CHECK_PROBE_LOAD.
* system.h (STACK_CHECK_PROBE_LOAD): Poison.
2009-12-13 Michael Matz <matz@suse.de>
PR tree-optimization/42027
* dojump.c (do_jump <TRUTH_AND_EXPR, TRUTH_OR_EXPR>): Go to
TRUTH_ANDIF_EXPR resp. TRUTH_ORIF_EXPR expander, instead of
falling through.
2009-12-13 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
PR target/23726
* config/avr/predicates.md (pseudo_register_operand): New predicate
for pseudos.
* config/avr/avr.md (divmodqi4): Replace with define_insn_and_split
to allow div/mod optimization.
(udivmodqi4): Ditto.
(divmodhi4): Ditto.
(udivmodhi4): Ditto.
(divmodsi4): Ditto.
(udivmodsi4): Ditto.
2009-12-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42357
* tree-sra.c (sra_modify_assign): Do not tear apart struct copies.
2009-12-12 Richard Guenther <rguenther@suse.de>
* tree.c (need_assembler_name_p): Abstract decls do not need
an assembler name.
* dwarf2out.c (dwarf2out_abstract_function): Preserve
DECL_ABSTRACT properly.
2009-12-11 Richard Guenther <rguenther@suse.de>
* lto-streamer-in.c (lto_input_tree_ref): Do not register
DEBUG_EXPR_DECLs with the varpool.
2009-12-11 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/linux-unwind.h (MD_FROB_UPDATE_CONTEXT, 64-bit): Define.
(sparc64_frob_update_context): New function.
2009-12-11 Richard Guenther <rguenther@suse.de>
PR lto/41658
PR lto/41657
* lto-streamer-out.c (write_global_stream): Do not make decls
weak but resort to TREE_ASM_WRITTEN to avoid multiple definitions.
Make sure to mark all decls that we have written.
2009-12-11 Sebastian Andrzej Siewior <bigeasy@linutronix.de>
PR target/36047
* config/m68k/linux.h: Remove LABELNO from the mcount statement. It is
not used by glibc/uclibc and does not work with large binaries.
2009-12-11 Richard Guenther <rguenther@suse.de>
PR lto/41662
* lto-streamer-in.c (lto_init_eh): Move eh_initialized_p
handling here.
(input_eh_regions): Adjust.
(lto_input_ts_function_decl_tree_pointers): Initialize EH
if a non-NULL DECL_FUNCTION_PERSONALITY was read in.
2009-12-11 Duncan Sands <baldrick@free.fr>
* passes.c (make_pass_instance): Allocate and copy the right amount of
memory for ipa passes, which are not the same size as other passes.
2009-12-11 Joern Rennecke <amylaar@spamcop.net>
* plugin.c (get_named_event_id): Fix hash table rebuild to include
dynamically allocated events.
2009-12-11 Richard Guenther <rguenther@suse.de>
PR lto/42320
* lto-symtab.c (lto_symtab_resolve_can_prevail_p): Properly
detect non-prevailing decls.
2009-12-10 Jakub Jelinek <jakub@redhat.com>
PR c++/42317
* cgraph.h (struct cgraph_node): Add same_comdat_group field.
* cgraph.c (cgraph_remove_node): Unchain node from same_comdat_group
circular list.
(cgraph_node_can_be_local_p): Return false for DECL_COMDAT with
node->same_comdat_group.
* ipa.c (cgraph_remove_unreachable_nodes): For any reachable node
mark all its same_comdat_group nodes as also reachable.
(cgraph_externally_visible_p): Return true even if any of
same_comdat_group nodes has address taken.
* lto-cgraph.c (lto_output_node): Stream out same_comdat_group.
(output_cgraph): Ensure other same_comdat_group nodes are also
included.
(input_node): Stream in same_comdat_group.
(input_cgraph_1): Fix up same_comdat_group fields from references
to pointers.
* cgraphunit.c (cgraph_analyze_functions): Mark all other
same_comdat_group nodes as reachable.
(cgraph_mark_functions_to_output): For each node->process process
also other same_comdat_group nodes.
* ipa-inline.c (cgraph_clone_inlined_nodes): Don't reuse nodes
with same_comdat_group non-NULL.
(cgraph_mark_inline_edge): Likewise.
2009-12-10 Jan Hubicka <jh@suse.cz>
PR middle-end/42228
PR middle-end/42110
* cgraph.c (cgraph_create_edge_including_clones): Add old_stmt
parameter; update edge if it already exists.
(cgraph_remove_node): Handle correctly cases where we are removing
node having clones.
* cgraph.h (cgraph_create_edge_including_clones): Declare.
(verify_cgraph_node): Add missing error_found = true code.
(cgraph_materialize_all_clones): Remove call edges of dead nodes.
* ipa.c (cgraph_remove_unreachable_nodes): Correctly look for master
clone; fix double linked list removal.
* tree-inline.c (copy_bb): Update cgraph_create_edge_including_clones
call; fix frequency of newly created edge.
2009-12-10 Bernd Schmidt <bernd.schmidt@analog.com>
PR rtl-opt/42216
* regrename.c: Error out if MAX_RECOG_OPERANDS is larger than
HOST_BITS_PER_WIDE_INT.
(verify_reg_in_set): New function, broken out of verify_reg_tracked.
(verify_reg_tracked): Use it.
(scan_rtx_reg): When seeing a use involving a superset of the
registers in an existing chain, enlarge that chain. Otherwise,
allow subsets and set fail_current_block for all other kinds of
overlap.
(hide_operands): New argument UNTRACKED_OPERANDS; callers changed.
Do not modify operands when the bit with the corresponding number
is set in that bitmap.
(build_def_use): When we see matching operands with different
modes, don't set fail_current_block, but keep track of such
operands in a bitmap if their registers aren't already tracked
in an open chain. Pass this bitmap to all hide_operands calls.
2009-12-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42337
* tree-ssa-pre.c (seen_during_translate): Remove.
(phi_translate_1): Collapse into ...
(phi_translate): ... this. Remove seen parameter and
adjust recursive calls.
2009-12-10 Richard Guenther <rguenther@suse.de>
Allan Sandfeld Jensen <linux@carewolf.com>
* tree-vectorizer.c (vectorize_loops): Properly guard
vectorizer verboseness.
2009-12-10 Ben Elliston <bje@au.ibm.com>
* fwprop.c (free_load_extend): Initialise `use'.
2009-12-09 David Edelsohn <edelsohn@gnu.org>
* builtins.c (do_mpc_ckconv): Pass the component type to
real_from_mpfr().
2009-12-09 Xinliang David Li <davidxl@google.com>
PR tree-optimization/42337
* tree-ssa-pre.c (phi_translate_1): Push and Pop SEEN set.
2009-12-09 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
mulv2sf3, divv2sf3): New expanders.
* config/rs6000/spe.md (spe_evabs, spe_evand, spe_evaddw, spe_evsubfw,
spe_evdivws): Rename to use standard GCC names.
* config/rs6000/paired.md (negv2sf, absv2sf2, addv2sf3, subv2sf3,
mulv2sf3, divv2sf3): Rename to avoid conflict with the new expanders.
* config/rs6000/rs6000.c (bdesc_2arg, bdesc_1arg): Use new CODE_FOR_
names for renamed patterns.
2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.md ("copysign<mode>3"): Pattern removed.
2009-12-09 Jakub Jelinek <jakub@redhat.com>
* configure.ac: Compute ld_ver, ld_vers, ld_date, ld_vers_major,
ld_vers_minor and ld_vers_path always, not just when gcc_cv_ld_hidden
isn't cached.
* configure: Regenerated.
2009-12-08 Richard Henderson <rth@redhat.com>
* combine.c (setup_incoming_promotions): Fix sign-extend of
zero-extend case; tidy conditions.
2009-12-08 Michael Matz <matz@suse.de>
PR middle-end/38474
* function.c (free_temp_slots): Only walk the temp slot
addresses and combine slots if we actually changes something.
(pop_temp_slots): Ditto.
2009-12-08 Olga Golovanevsky <olga@il.ibm.com>
PR middle-end/41843
* ipa-struct-reorg.c (compare_fields): New function.
(find_field_in_struct_1): Use compare_fields function.
(is_equal_types): Likewise.
2009-12-07 DJ Delorie <dj@redhat.com>
PR c/42312
* config/mep/mep.c (mep_expand_prologue): Set
really_need_stack_frame after frame_size is set.
2009-12-07 Richard Henderson <rth@redhat.com>
PR rtl-opt/42269
* combine.c (setup_incoming_promotions): Improve the conditions
under which we respect the promotions applied.
2009-12-07 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/linux.h (ASM_SPEC): Pass -K PIC if -findirect-dispatch.
* config/sparc/linux64.h (ASM_SPEC): Likewise.
2009-12-07 Richard Henderson <rth@redhat.com>
PR debug/42299
PR debug/42166
* tree-ssa.c (insert_debug_temp_for_var_def): Skip propagation
for ssa names already registered for update.
2009-12-07 Jakub Jelinek <jakub@redhat.com>
PR debug/42244
* ddg.c (add_inter_loop_mem_dep): Use ANTI_DEP if from or to
is a DEBUG_INSN.
2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/driver-i386.c (host_detect_local_cpu): Add -mlwp to the
options when bit_LWP is set.
2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/cpuid.h (bit_ABM): New.
* config/i386/driver-i386.c (host_detect_local_cpu): Add -mabm to the
options when bit_ABM is set.
2009-12-07 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (bdesc_special_args): Move __builtin_clzs from
this array ...
(bdesc_args): ... here.
* config.gcc (i[34567]86-*-*): Include abmintrin.h.
(x86_64-*-*): Likewise.
2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
* config.gcc (i[34567]86-*-*, x86_64-*-*): Add popcntintrin.h.
* config/i386/abmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
* config/i386/i386-c.c (__POPCNT__): Defined.
* config/i386/popcntintrin.h: ...here. New file.
* config/i386/smmintrin.h (_mm_popcnt_u32, _mm_popcnt_u64): Moved...
Include popcntintrin.h.
* config/i386/x86intrin.h: Include popcntintrin.h when __POPCNT__
is defined.
2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory):
Removed.
* config/i386/i386.c (ix86_expand_fma4_multiple_memory): Removed.
* config/i386/sse.md: Remove all XOP splitters.
Allow the second and fourth operands of XOP multiply-add insns
to be nonimmediate.
2009-12-07 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/sse.md: Remove all FMA4 splitters.
Allow the second operand of FMA4 insns to be a nonimmediate.
Fix comments punctuation.
2009-12-07 Julian Brown <julian@codesourcery.com>
* config/arm/constraints.md (Ps, Pt): New constraint letters.
* config/arm/thumb2.md (*thumb2_addsi_short): Tighten constraints.
2009-12-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR other/40302
* configure.ac (HAVE_mpc): Don't define.
* config.in, configure: Regenerate.
PR other/40302
* builtins.c: Remove HAVE_mpc* checks throughout.
* fold-const.c: Likewise.
* real.h: Likewise.
* toplev.c: Likewise.
2009-12-07 Edmar Wienskoski <edmar@freescale.com>
* config.gcc (cpu_is_64bit): Add new core e500mc64.
(powerpc*-*-*): Add new core e500mc64.
* config/rs6000/e500mc64.md: New file.
* config/rs6000/rs6000.c (processor_costs): Add new costs for
e500mc64.
(rs6000_override_options): Add e500mc64 case to
processor_target_table. Altivec and Spe options not allowed with
e500mc64. Disable string instructions for e500mc64. Enable branch
targets alignment for both e500mc and e500mc64. Initialize
rs6000_cost for e500mc64.
(rs6000_emit_sISEL): New function.
(rs6000_emit_sCOND): Call rs6000_emit_sISEL for isel targets.
(rs6000_emit_int_cmove): Fix mode of 64 bit isel pattern
generation.
(rs6000_issue_rate): Set issue rate for e500mc64.
(rs6000_rtx_costs): Set more accurate cost for mfcr instruction
on architectures with isel.
* config/rs6000/rs6000-protos.h (rs6000_emit_sISEL): Declare.
* config/rs6000/rs6000.h (processor_type): Add
PROCESSOR_PPCE500MC64.
(ASM_CPU_SPEC): Add e500mc64.
* config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc64.
Include e500mc64.md.
(abssi2_isel): Expand pattern to handle DImode.
(nabs<mode>2_isel): New pattern.
(absdi2): Change pattern to handle 64 bit isel targets.
(absdi2_internal): Exclude ISEL targets.
(nabsdi2): Exclude ISEL targets.
* doc/invoke.texi: Add e500mc64 to list of cpus.
2009-12-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (any_or): New code iterator.
(any_logic): Rename from plogic code iterator.
(logicprefix): Rename from plogicprefix code attribute.
(<code><mode>3): Macroize expander from {ior,xor}<mode>3 using
any_or code iterator.
(*<code><mode>_1): Macroize insn from *{ior,xor}<mode>_1 using
any_or code iterator.
(*<code><mode>_2): Ditto from *{ior,xor}<mode>_2.
(*<code><mode>_3): Ditto from *{ior,xor}<mode>_3.
(ior and xor splitters): Ditto.
* config/i386/mmx.md: Updated for rename.
* config/i386/sse.md: Ditto.
2009-12-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
Remove quotes around condition logic code.
2009-12-06 Richard Henderson <rth@redhat.com>
PR debug/42234
* tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
argument earlier.
2009-12-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* doc/install.texi: Document MPC is required.
2009-12-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (g): Add HImode and QImode.
(general_szext_operand): New mode attribute.
(*test<mode>_1): Macroize insn from *test{qi,hi,si}_1 using
SWI124 mode iterator.
(and<mode>3): Macroize expander from and{qi,hi,si,di}3 using
SWIM mode iterator.
(*and<mode>_2): Macroize insn from *and{qi,hi,si}_2 using
SWI124 mode iterator.
(ior<mode>3): Macroize expander from ior{qi,hi,si,di}3 using
SWIM mode iterator.
(*ior<mode>_1): Macroize insn from *ior{hi,si,di}_1 using
SWI248 mode iterator.
(*ior<mode>_2): Macroize insn from *ior{qi,hi,si,di}_2 using
SWI mode iterator.
(*ior<mode>_3): Macroize insn from *ior{qi,hi,si,di}_3 using
SWI mode iterator.
(xor<mode>3): Macroize expander from xor{qi,hi,si,di}3 using
SWIM mode iterator.
(*xor<mode>_1): Macroize insn from *xor{hi,si,di}_1 using
SWI248 mode iterator.
(*xor<mode>_2): Macroize insn from *xor{qi,hi,si,di}_2 using
SWI mode iterator.
(*xor<mode>_3): Macroize insn from *xor{qi,hi,si,di}_3 using
SWI mode iterator.
2009-12-05 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/i386.c (TARGET_DEFAULT_TARGET_FLAGS): Add
MASK_FUSED_MADD.
* config/i386/i386.h (CC1_CPU_SPEC_1): Remove
"'-mfused-madd' was removed".
* config/i386/i386.opt (mfused-madd): New.
* config/i386/sse.md: Add TARGET_FUSED_MADD to FMA4 insns.
* doc/invoke.texi (-mfused-madd, -mno-fused-madd): Document.
2009-12-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa64-hpux.h (LIB_SPEC): Handle -rdynamic.
* pa-hpux10.h (LIB_SPEC): Likewise.
* pa-hpux11.h (LIB_SPEC): Likewise.
PR ada/41912
* pa/linux-unwind.h (pa32_fallback_frame_state): Set fs->signal_frame
for signal frames.
* pa/hpux-unwind.h (pa32_fallback_frame_state): Likewise.
2009-12-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure: Regenerate.
2009-12-05 Richard Earnshaw <rearnsha@arm.com>
* arm/thumb2.md (thumb2_mulsi_short_compare0): Use a low-register
for the scratch.
2009-12-04 David Daney <ddaney@caviumnetworks.com>
PR rtl-optimization/42164
* combine.c (combine_simplify_rtx): Handle truncation of integer
constants.
2009-12-04 Richard Guenther <rguenther@suse.de>
* lto-streamer-out.c (pack_ts_decl_common_value_fields):
Revert previous change.
(lto_output_ts_decl_common_tree_pointers): Stream DECL_VALUE_EXPR.
* lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
Likewise.
2009-12-04 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle
BUILT_IN_MALLOC.
(call_may_clobber_ref_p_1): Likewise.
2009-12-04 Matthias Klose <doko@ubuntu.com>
John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/40134
* config.gcc (hppa*-*-linux*): Use config/t-slibgcc-libgcc.
* config/pa/pa-linux.h (LIB_SPEC): Remove.
2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
Richard Henderson <rth@redhat.com>
* config/i386/i386-protos.h (ix86_fma4_valid_op_p): Remove.
* config/i386/i386.c (ix86_fma4_valid_op_p): Remove.
* config/i386/i386.md: Do not use ix86_fma4_valid_op_p.
* config/i386/sse.md (fma4_*): Remove alternative with operand 1
matching a memory access. Do not use ix86_fma4_valid_op_p.
(xop_*): Same.
Do not use ix86_fma4_valid_op_p in FMA4 and XOP splitters.
2009-12-03 Richard Henderson <rth@redhat.com>
* config/i386/i386.c (ix86_fixup_binary_operands): For FMA4, force
all operands into registers.
2009-12-03 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/i386.c (ix86_expand_fma4_multiple_memory): Remove unused
parameter.
* config/i386/i386-protos.h (ix86_expand_fma4_multiple_memory): Same.
* config/i386/sse.md: Same.
2009-12-03 Richard Guenther <rguenther@suse.de>
* cgraphunit.c (assemble_thunk): Use DECL_ASSEMBLER_NAME
instead of DECL_NAME for the entry point.
2009-12-03 Richard Earnshaw <rearnsha@arm.com>
* arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
before the lock release.
2009-12-03 Michael Matz <matz@suse.de>
PR middle-end/38474
* cfgexpand.c (struct stack_var): Add conflicts member.
(stack_vars_conflict, stack_vars_conflict_alloc,
n_stack_vars_conflict): Remove.
(add_stack_var): Initialize conflicts member.
(triangular_index, resize_stack_vars_conflict): Remove.
(add_stack_var_conflict, stack_var_conflict_p): Rewrite in
terms of new member.
(union_stack_vars): Only run over the conflicts.
(partition_stack_vars): Remove special case.
(expand_used_vars_for_block): Don't call resize_stack_vars_conflict,
don't create self-conflicts.
(account_used_vars_for_block): Don't create any conflicts.
(fini_vars_expansion): Free bitmaps, don't free or clear removed
globals.
2009-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
PR middle-end/42202
* regrename.c (live_in_chains): New variable.
(verify_reg_tracked): New static function.
(scan_rtx_reg): Update live_in_chains.
(scan_rtx): Only promote sets in COND_EXEC to OP_INOUT if
we're already tracking the reg.
(build_def_use): Likewise. Initialize live_in_chains.
2009-12-03 Ken Werner <ken.werner@de.ibm.com>
* config/spu/spu-elf.h (STARTFILE_SPEC): Add support for gprof
startup files.
* config/spu/spu-protos.h (spu_function_profiler): Add prototype.
* config/spu/spu.c (spu_function_profiler): New function.
* config/spu/spu.h (FUNCTION_PROFILER): Invoke
spu_function_profiler.
(NO_PROFILE_COUNTERS): Define.
(PROFILE_BEFORE_PROLOGUE): Likewise.
2009-12-03 Dave Korn <dave.korn.cygwin@gmail.com>
* ggc-page.c (struct free_object): Pull definition out ...
(struct globals): .. from here.
2009-12-02 Richard Guenther <rguenther@suse.de>
* fold-const.c (div_if_zero_remainder): Honor that sizetypes
are sign-extending. Simplify.
2009-12-02 Richard Henderson <rth@redhat.com>
PR tree-opt/42215
* tree-loop-distribution.c (build_size_arg_loc): Tidy.
(generate_memset_zero): Convert to sizetype properly. Tidy.
2009-12-02 Richard Guenther <rguenther@suse.de>
* lto-streamer-out.c (pack_ts_decl_common_value_fields):
Do not pretend we have value exprs.
2009-12-02 Richard Guenther <rguenther@suse.de>
PR middle-end/41491
* fold-const.c (try_move_mult_to_index): Do not leak
domain types into the IL.
2009-12-02 Richard Guenther <rguenther@suse.de>
PR middle-end/42088
* tree.c (free_lang_data): Disable if not using LTO.
2009-12-02 Richard Guenther <rguenther@suse.de>
PR middle-end/42229
* cfgloopmanip.c (remove_path): Avoid cancelling loops twice.
2009-12-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR middle-end/42224
* tree.h (int_or_pointer_precision): Remove.
* tree.c (int_or_pointer_precision): Remove.
(integer_pow2p): Use TYPE_PRECISION instead.
(tree_log2): Likewise.
(tree_floor_log2): Likewise.
(signed_or_unsigned_type_for): Likewise.
* fold-const.c (fit_double_type): Likewise.
* varasm.c (initializer_constant_valid_p): Likewise.
2009-12-02 Ira Rosen <irar@il.ibm.com>
* doc/invoke.texi (-fdump-tree-slp): Document.
(-ftree-vectorizer-verbose): Update.
(-ftree-slp-vectorize): Document.
2009-12-02 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_conditional_register_usage): Do not warn if
no fixed registers are available for interrupt handlers. Do not
fix normal registers.
(MUST_SAVE_ACC_REGISTER): New macro.
(rx_get_stack_layout): Create a stack frame for fast interrupt
handlers, if necessary. Push extra registers if needed in order
to save the accumulator.
(rx_expand_prologue): Create a stack frame for fast interrupt
handlers, if necessary.
(rx_expand_builtin_mvfc): Handle the case where there is no target.
2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/abmintrin.h (__lzcnt16): New.
(__lzcnt): New.
(__lzcnt64): New.
* config/i386/i386-builtin-types.def (UINT16_FTYPE_UINT16): New.
* config/i386/i386.c (IX86_BUILTIN_CLZS): New.
(bdesc_special_args): Add __builtin_clzs.
(ix86_expand_args_builtin): Handle UINT16_FTYPE_UINT16.
2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/abmintrin.h (_mm_popcnt_u32): New.
(_mm_popcnt_u64): New.
2009-12-01 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/abmintrin.h: New.
* config/i386/i386-c.c (ix86_target_macros_internal): Defined __ABM__.
* config/i386/x86intrin.h: Include abmintrin.h when __ABM__ is defined.
2009-12-01 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (SWI124): Rename from CRC32MODE.
(crc32modesuffix): Remove.
(crc32modeconstraint): Ditto.
(sse4_2_crc32<mode>): Update for renamed mode iterator. Use
imodesuffix instead of crc32modesuffix and <r>m instead of
crc32modeconstraint.
2009-12-01 Jakub Jelinek <jakub@redhat.com>
PR c++/42234
* tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
contains no statements.
2009-12-01 Grigori Fursin <grigori.fursin@inria.fr>
Joern Rennecke <amylaar@spamcop.net>
* cgraphunit.c (plugin.h): Include.
(ipa_passes): Invoke PLUGIN_ALL_IPA_PASSES_START /
PLUGIN_ALL_IPA_PASSES_END at start / end of processing.
* gcc-plugin.h (highlev-plugin-common.h, hashtab.h): Include.
(enum plugin_event): Define by including plugin.def.
Last enumerator is now called PLUGIN_EVENT_FIRST_DYNAMIC.
(plugin_event_name): Change type to const char **.
(get_event_last, get_named_event_id, unregister_callback): Declare.
(register_callback): Change type of event argument to int.
(highlev-plugin-common.h): New file.
* Makefile.in (GCC_PLUGIN_H): Add highlev-plugin-common.h and
$(HASHTAB_H)
(tree-optimize.o passes.o): Depend on $(PLUGIN_H).
(PLUGIN_HEADERS): Add opts.h, $(PARAMS_H) and plugin.def.
(s-header-vars): New rule.
(install-plugin): Depend on s-header-vars. Install b-header-vars.
* params.c (get_num_compiler_params): New function.
* params.h (get_num_compiler_params): Declare.
* passes.c (plugin.h): Include.
(make_pass_instance): Invoke PLUGIN_NEW_PASS.
(do_per_function_toporder, pass_init_dump_file): No longer static.
(pass_fini_dump_file): Likewise.
(execute_one_pass): Likewise. Invoke PLUGIN_OVERRIDE_GATE and
PLUGIN_PASS_EXECUTION.
(execute_ipa_pass_list): Invoke PLUGIN_EARLY_GIMPLE_PASSES_START and
PLUGIN_EARLY_GIMPLE_PASSES_END.
* plugin.c (plugin_event_name_init): New array, defined by
including plugin.def.
(FMT_FOR_PLUGIN_EVENT): Update.
(plugin_event_name): Change type to const char ** and initialize
to plugin_event_name_init.
(event_tab, event_last, event_horizon): New variable.
(get_event_last): New function.
(plugin_callbacks_init): New array.
(plugin_callbacks: Change type to struct callback_info **.
Initialize to plugin_callbacks_init.
(htab_event_eq, get_named_event_id, unregister_callback): New function.
(invoke_plugin_va_callbacks): Likewise.
(register_callback): Change type of event argument to int.
Handle new events. Allow dynamic events.
(invoke_plugin_callbacks): Likewise. Return success status.
(plugins_active_p): Allow dynamic callbacks.
* plugin.def: New file.
* plugin.h (invoke_plugin_callbacks): Update prototype.
(invoke_plugin_va_callbacks): Declare.
* tree-optimize.c (plugin.h): Include.
(tree_rest_of_compilation): Invoke PLUGIN_ALL_PASSES_START and
PLUGIN_ALL_PASSES_END.
* tree-pass.h (execute_one_pass, pass_init_dump_file): Declare.
(pass_fini_dump_file, do_per_function_toporder): Likewise.
* doc/plugin.texi: Document new event types.
2009-12-01 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42237
* tree-sra.c (sra_ipa_modify_assign): Split gimple_reg_type assignments
in between references into two.
2009-12-01 Richard Guenther <rguenther@suse.de>
* tree-inline.c (copy_tree_body_r): Do not set TREE_BLOCK
to the block of the call when remapping a type.
2009-12-01 Martin Jambor <mjambor@suse.cz>
* cgraph.h (struct cgraph_edge): Reorder fields. Make loop_nest
unsigned short int.
* ipa-prop.h (struct ipa_param_call_note): Likewise.
* ipa-prop.c (ipa_note_param_call): Initialize note->loop_nest.
2009-12-01 Richard Guenther <rguenther@suse.de>
* final.c (rest_of_clean_state): If -fcompare-debug is
given dump final insns without UIDs.
* tree-ssa-live.c (remove_unused_scope_block_p): Remove
after_inlining checks.
2009-11-30 Chao-ying Fu <fu@mips.com>
* config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
* configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
* configure: Regenerate.
* config.in: Regenerate.
* config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
options for Cygwin DLL libstdc++ support wrappers.
(CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
(CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
(LINK_SPEC): Include CXX_WRAP_SPEC.
* gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
(i386_find_on_wrapper_list): Check if a function is found on the list
of libstdc++ wrapper options.
(i386_pe_file_end): If we are importing a wrapped function, also emit
an external declaration for the real version.
* config/i386/cygming.opt (muse-libstdc-wrappers): New option for
Cygwin targets. Update copyright year.
2009-11-30 Steve Ellcey <sje@cup.hp.com>
Jakub Jelinek <jakub@redhat.com>
* function.c (instantiate_virtual_regs_in_insn): Copy to new reg
before forcing mode.
2009-11-30 Anatoly Sokolov <aesok@post.ru>
* config/sh/sh.c (sh_promote_prototypes): Make static.
(sh_function_value, sh_libcall_value, sh_function_value_regno_p): New
functions.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
* config/sh/sh.h (FUNCTION_VALUE_REGNO_P): Redefine, use
sh_function_value_regno_p.
(FUNCTION_VALUE, LIBCALL_VALUE): Remove.
* config/sh/sh-protos.h (sh_function_value_regno_p): Declare.
(sh_promote_prototypes) : Remove.
2009-11-30 Julian Brown <julian@codesourcery.com>
* config/arm/arm.h (PREFERRED_RELOAD_CLASS): Don't restrict Thumb-2
reloads to LO_REGS.
2009-11-30 Richard Henderson <rth@redhat.com>
* config/i386/i386.c (ix86_vec_interleave_v2df_operator_ok): New.
(bdesc_special_args): Update insn codes.
(avx_vpermilp_parallel): Correct range check.
(ix86_rtx_costs): Handle vector permutation rtx codes.
(struct expand_vec_perm_d): Move earlier.
(get_mode_wider_vector): New.
(expand_vec_perm_broadcast_1): New.
(ix86_expand_vector_init_duplicate): Use it. Tidy AVX modes.
(expand_vec_perm_broadcast): New.
(ix86_expand_vec_perm_builtin_1): Use it.
* config/i386/i386-protos.h: Update.
* config/i386/predicates.md (avx_vbroadcast_operand): New.
* config/i386/sse.md (AVX256MODE24P): New.
(ssescalarmodesuffix2s): New.
(avxhalfvecmode, avxscalarmode): Fill out to all modes.
(avxmodesuffixf2c): Add V8SI, V4DI.
(vec_dupv4sf): New expander.
(*vec_dupv4sf_avx): Add vbroadcastss alternative.
(*vec_set<mode>_0_avx, **vec_set<mode>_0_sse4_1): Macro-ize for
V4SF and V4SI. Move C alternatives to front. Add insertps and
pinsrd alternatives.
(*vec_set<mode>_0_sse2): Split out from ...
(vec_set<mode>_0): Macro-ize for V4SF and V4SI.
(vec_interleave_highv2df, vec_interleave_lowv2df): Require register
destination; use ix86_vec_interleave_v2df_operator_ok, instead of
ix86_fixup_binary_operands.
(*avx_interleave_highv2df, avx_interleave_lowv2df): Add movddup.
(*sse3_interleave_highv2df, sse3_interleave_lowv2df): New.
(*avx_movddup, *sse3_movddup): Remove. New splitter from
vec_select form to vec_duplicate form.
(*sse2_interleave_highv2df, sse2_interleave_lowv2df): Use
ix86_vec_interleave_v2df_operator_ok.
(avx_movddup256, avx_unpcklpd256): Change to expanders, merge into ...
(*avx_unpcklpd256): ... here.
(*vec_dupv4si_avx): New.
(*vec_dupv2di_avx): Add movddup alternative.
(*vec_dupv2di_sse3): New.
(vec_dup<AVX256MODE24P>): Replace avx_vbroadcasts<AVXMODEF4P> and
avx_vbroadcastss256; represent with vec_duplicate instead of
nested vec_concat operations.
(avx_vbroadcastf128_<mode>): Rename from
avx_vbroadcastf128_p<avxmodesuffixf2c>256.
(*avx_vperm_broadcast_v4sf): New.
(*avx_vperm_broadcast_<AVX256MODEF2P>): New.
2009-11-30 Martin Jambor <mjambor@suse.cz>
PR middle-end/42196
* tree-sra.c (struct access): New field grp_different_types.
(dump_access): Dump grp_different_types.
(compare_access_positions): Prefer scalars and vectors over other
scalar types.
(sort_and_splice_var_accesses): Set grp_different_types if appropriate.
(sra_modify_expr): Use the original also when dealing with a complex
or vector group accessed as multiple types.
2009-11-30 Richard Henderson <rth@redhat.com>
* config/i386/i386.c (avx_vperm2f128_parallel): New.
* config/i386/i386-protos.h: Declare it.
* config/i386/predicates.md (avx_vperm2f128_v8sf_operand,
avx_vperm2f128_v8si_operand, avx_vperm2f128_v4df_operand): New.
* config/i386/sse.md (avx_vperm2f128<mode>3): Change to expander.
(*avx_vperm2f128<mode>_full): Renamed from avx_vperm2f128<mode>3.
(*avx_vperm2f128<mode>_nozero): New.
2009-11-30 Richard Henderson <rth@redhat.com>
* config/i386/i386-builtin-types.def (V4DF_FTYPE_V4DF_V4DF_V4DI): New.
(V8SF_FTYPE_V8SF_V8SF_V8SI): New.
* config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Support
V4DF and V8SF for AVX; relax constraint on V4SF to SSE1 from SSE2.
(IX86_BUILTIN_VEC_PERM_V4DF, IX86_BUILTIN_VEC_PERM_V8SF): New.
(bdesc_args): Add them.
(ix86_expand_builtin): Expand them.
(expand_vec_perm_pshufb2): Only operate on 16-byte vectors.
2009-11-30 Martin Jambor <mjambor@suse.cz>
PR middle-end/42206
* ipa-prop.c (ipa_write_node_info): Initialize note_count to zero.
2009-11-30 Jakub Jelinek <jakub@redhat.com>
* ipa-reference.c (propagate): Only dump bitmaps if computed.
2009-11-30 Olga Golovanevsky <olga@il.ibm.com>
PR middle-end/39806
* ipa-struct-reorg.c (new_var_eq): Use DECL_UID to hash new variables.
(new_var_hash): Likewise.
(is_in_new_vars_htab): Likewise.
(add_to_new_vars_htab): Likewise.
2009-11-30 Ira Rosen <irar@il.ibm.com>
* tree-vect-stmts.c (vectorizable_assignment): Support
multiple types.
2009-11-30 Richard Guenther <rguenther@suse.de>
* doc/contrib.texi (Contributors): Add myself.
2009-11-30 Richard Guenther <rguenther@suse.de>
* tree.c (free_lang_data): Do not set debug_info_level to
none if terse.
2009-11-30 Richard Guenther <rguenther@suse.de>
PR middle-end/42119
PR fortran/38530
* expr.c (expand_expr_addr_expr_1): Properly expand the initializer
of CONST_DECLs.
2009-11-30 Richard Guenther <rguenther@suse.de>
* tree-into-ssa.c (insert_phi_nodes): Add PHI nodes in
variable UID order.
2009-11-30 Richard Guenther <rguenther@suse.de>
* tree-dump.c (dump_option_value_in): Add TDF_NOUID.
* tree-pass.h (TDF_NOUID): Likewise.
* print-rtl.c: Include tree-pass.h.
(print_mem_expr): Pass dump_flags.
(print_rtx): Likewise.
* print-tree.c: Include tree-pass.h.
(print_node_brief): Handle TDF_NOUID.
(print_node): Likewise.
* tree-pretty-print.c (dump_decl_name): Likewise.
(dump_generic_node): Likewise.
* Makefile.in (print-rtl.o, print-tree.o): Add $(TREE_PASS_H)
dependency.
2009-11-30 Nick Clifton <nickc@redhat.com>
* config/stormy16/stormy16-lib2-count-leading-zeros.c: Delete.
* config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Remove
stormy16-lib2-count-leading-zeros.c.
* config/stormy16/stormy16-lib2.c (__clzhi2): Move code from
__stormy16_count_leading_zeros() into this function.
(__ctzhi2): Use __builtin_clz.
(__ffshi2): Likewise.
2009-11-30 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (DF_MODES): Simplify.
(TF_ONLY_MODES, OF_ONLY_MODES): Delete.
(TF_MODES, OF_MODES): Adjust for above change.
(TF_MODES_NO_S, OF_MODES_NO_S): Likewise.
* config/sparc/sparc.h (REGNO_REG_CLASS): Move around.
2009-11-30 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/41812
* fwprop.c (local_md, local_lr): New globals.
(process_defs, process_uses): Remove local_md argument. Never
consider dead pseudos to have singleton def-use chains.
(single_def_use_enter_block): Perform LR simulation.
(build_single_def_use_links): Remove local_md local variable.
Add DF_NOTE. Allocate local_lr.
(fwprop_done): Do not remove DF_CHAIN, we do not use it anymore.
* df-problems.c (df_md_scratch): New.
(df_md_alloc, df_md_free): Allocate/free it.
(df_md_local_compute): Only include live registers in init.
(df_md_transfer_function): Prune the in-set computed by
the confluence function, and the gen-set too.
2009-11-30 Hans-Peter Nilsson <hp@axis.com>
PR rtl-optimization/40086
* reorg.c (relax_delay_slots): When looking for redundant insn at
the branch target, use next_real_insn, not next_active_insn.
2009-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* doc/install.texi: Update minimum MPC version to 0.8.
2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (fnmaddsf4_powerpc_1): Remove
HONOR_SIGNED_ZEROS final condition.
(fnmsubsf4_powerpc_1): Same.
(fnmadddf4_fpr_1): Same.
(fnmsubdf4_fpr_1): Same.
2009-11-29 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/42193
* tree-vect-stmts.c (vectorizable_operation): Set vectorization factor
to 1 in case of basic block SLP.
(vectorizable_load): Likewise.
2009-11-28 Jan Hubicka <jh@suse.cz>
* cgraph.c (same_body_alias_1): Break out of
(same_body_alias): ... here; remove comdat check; it is handled
in cp already.
(cgraph_add_thunk): New.
(dump_cgraph_node): Dump aliases and thunks.
* cgraph.h (cgraph_thunk_info): New structure.
(struct cgraph_node): Add thunk info.
(cgraph_add_thunk): New.
* cgraphunit.c (cgraph_emit_thunks): Remove.
(cgraph_finalize_compilation_unit): Do not call cgraph_emit_thunks.
(assemble_thunk): New function.
(cgraph_expand_function): Handle thunks.
(thunk_adjust): New.
(init_lowered_empty_function): New.
* cp-objcp-common.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS):
Remove.
* lto-cgraph.c (lto_output_node): Stream thunk info.
(input_node): Likewise.
* langhooks.h (lang_hooks_for_callgraph): Remove emit_associated_thunks.
* langhooks-def.h (LANG_HOOKS_CALLGRAPH_EMIT_ASSOCIATED_THUNKS): Remove.
(LANG_HOOKS_CALLGRAPH_INITIALIZER): Update.
* i386.c (x86_output_mi_thunk): Make output prettier.
2009-11-28 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42183
* tree-nrv.c (tree_nrv): Bail out if the RESULT_DECL has its
address taken. Merge the addressable state of the NRV
variable and the result instead of copying it.
2009-11-28 Jakub Jelinek <jakub@redhat.com>
* matrix-reorg.c (analyze_matrix_allocation_site): Remove unused
malloc_fname variable.
(check_allocation_function): Remove unused gsi and bb_level_0
variables.
(transform_access_sites): Remove unused d_type_size and d_type_size_k
variables.
* omega.c (resurrect_subs): Remove unused n variable.
(omega_solve_geq): Remove unused neweqns variable.
* lto-streamer-in.c (lto_read_tree): Remove unused end_marker variable.
* tree-inline.c (declare_return_variable): Remove USE_P argument,
return use instead of var.
(remap_decl, remap_block): Remove unused fn variable.
(expand_call_inline): Remove unused retvar variable, adjust
declare_return_variable caller.
(optimize_inline_calls): Remove unused prev_fn variable.
* tree-vect-slp.c (vect_analyze_slp_instance): Remove unused ncopies
variable.
(vect_create_mask_and_perm): Remove unused group_size and dr_chain_size
variables.
* tree-ssa-loop-niter.c (split_to_var_and_offset): Handle MINUS_EXPR
properly.
* tree-vect-loop.c (vect_analyze_loop_form): Remove unused backedge
variable.
(vect_create_epilog_for_reduction): Remove unused bytesize variable.
* omp-low.c (workshare_safe_to_combine_p): Remove par_entry_bb
parameter. Remove unused par_stmt variable.
(determine_parallel_type): Adjust workshare_safe_to_combine_p caller.
(expand_omp_sections): Remove unused l1 variable.
(lower_omp_for): Remove unused ilist variable.
* tree-loop-distribution.c (mark_nodes_having_upstream_mem_writes):
Remove unused has_upstream_mem_write_p variable.
* recog.c (decode_asm_operands): Remove unused noperands variable.
* tree-ssa-alias.c (refs_may_alias_p_1): Remove unused size1 and
size2 variable.
* libgcov.c (__gcov_merge_delta): Remove unused last variable.
* tree-call-cdce.c (gen_conditions_for_pow_int_base): Remove unused
base_nm variable.
(gen_conditions_for_pow): Remove unused ec variable.
* tree-ssa-sccvn.c (vn_reference_lookup_3): Remove unused size
variable.
* ipa-struct-reorg.c (program_redefines_malloc_p): Remove unused
fndecl variable.
* tree-ssa-sink.c (statement_sink_location): Remove unused code
variable.
* regmove.c (copy_src_to_dest): Remove unused insn_uid and move_uid
variables.
* tree-complex.c (create_one_component_var): Remove unused inner_type
variable.
* calls.c (emit_call_1): Don't GEN_INT (struct_value_size)
unnecessarily when GEN_*CALL omits that argument.
* regrename.c (regrename_optimize): Remove unused regs_seen variable.
(build_def_use): Remove unused icode variable.
* ipa-pure-const.c (check_call): Remove unused callee and avail
variables.
* tree-dfa.c (add_referenced_var): Remove unused v_ann variable.
* tree-vect-patterns.c (vect_recog_pow_pattern): Remove unused type
variable.
(vect_pattern_recog): Remove unused stmt variable.
* sel-sched-ir.c (make_regions_from_the_rest): Remove unused
new_regions variable.
* postreload.c (reload_cse_simplify_operands): Remove unused mode
variable.
* tree-parloops.c (create_call_for_reduction_1): Remove unused
addr_type variable.
(create_parallel_loop): Remove unused res variable.
(gen_parallel_loop): Remove unused nloop variable.
* tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
* value-prof.c (gimple_mod_subtract_transform,
gimple_stringops_transform): Remove unused value variable.
(gimple_stringops_values_to_profile): Remove unused fcode variable.
* tree-vrp.c (register_new_assert_for): Remove unused found variable.
(vrp_visit_switch_stmt): Remove unused n variable.
* tree-vect-stmts.c (vectorizable_conversion): Remove unused expr
variable.
(vectorizable_operation): Remove unused shift_p variable.
(vectorizable_store): Remove unused first_stmt_vinfo variable.
* tree-ssa-operands.c (add_stmt_operand): Remove unused v_ann variable.
* tree-vect-data-refs.c (vect_analyze_data_refs): Remove unused bb
variable.
(vect_permute_store_chain): Remove unused scalar_dest variable.
(vect_supportable_dr_alignment): Remove unused invariant_in_outerloop
variable.
* tree-ssa-threadupdate.c (thread_single_edge): Remove unused
local_info variable.
* tree-optimize.c (tree_rest_of_compilation): Remove unused node
variable.
* optabs.c (expand_binop): Remove unused equiv_value variable.
(emit_libcall_block): Remove unused prev variable.
(init_optabs): Remove unused int_mode variable.
* tree-ssa-structalias.c (scc_visit): Remove unused have_ref_node
variable.
(do_structure_copy): Remove unused lhsbase and rhsbase variables.
(find_func_aliases): Remove unused rhstype variable.
(ipa_pta_execute): Remove unused varid variable.
2009-11-28 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
* config/avr/avr.h (ASM_OUTPUT_EXTERNAL): Add.
2009-11-28 David Binderman <dcb314@hotmail.com>
* ira-color.c (put_allocno_into_bucket): Remove set but not used
local variable hard_regs_num.
* ira-lives.c (process_single_reg_class_operands): Remove cover_class.
* loop-unswitch.c (unswitch_loop): Remove zero_bitmap.
* lower-subreg.c (decompose_multiword_subregs): Remove next.
2009-11-27 Martin Jambor <mjambor@suse.cz>
PR middle-end/42006
* tree-sra.c (get_replaced_param_substitute): Call create_tmp_var
instead of create_tmp_var. Set DECL_GIMPLE_REG_P to one manually
for vector and complex types.
(get_adjustment_for_base): Describe return value in the comment.
2009-11-27 Nick Clifton <nickc@redhat.com>
* longlong.h (count_leading_zeros): Define macro for stormy16 target.
(COUNT_LEADING_ZEROS_0): Likewise.
* config/stormy16/stormy16-lib2.c: Arrange for separate
compilation of each function.
(__ffshi2): New function.
(__stormy16_count_leading_zeros): New function.
* config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Use stub files to
compile each function into its own object file.
(stormy16-lib2-ashlsi3.c): New stub file.
(stormy16-lib2-ashrsi3.c): New stub file.
(stormy16-lib2-clzhi2.c): New stub file.
(stormy16-lib2-count-leading-zeros.c): New stub file.
(stormy16-lib2-ctzhi2.c): New stub file.
(stormy16-lib2-divsi3.c): New stub file.
(stormy16-lib2-ffshi2.c): New stub file.
(stormy16-lib2-lshrsi3.c): New stub file.
(stormy16-lib2-modsi3.c): New stub file.
(stormy16-lib2-parityhi2.c): New stub file.
(stormy16-lib2-popcounthi2.c): New stub file.
(stormy16-lib2-udivmodsi4.c): New stub file.
(stormy16-lib2-udivsi3.c): New stub file.
(stormy16-lib2-umodsi3.c): New stub file.
2009-11-27 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (vec_interleave_highv16qi,
vec_interleave_lowv16qi, vec_interleave_highv8hi,
vec_interleave_lowv8hi, vec_interleave_highv4si,
vec_interleave_lowv4si, vec_interleave_highv2di,
vec_interleave_lowv2di, vec_interleave_highv4sf,
vec_interleave_lowv4sf, vec_interleave_highv2df,
vec_interleave_lowv2df): Remove expanders.
(sse_unpcklps, sse_unpckhps, sse2_unpckhpd_exp, sse2_unpcklpd_exp,
sse2_punpckhqdq, sse2_punpcklqdq, sse2_punpckhbw, sse2_punpcklbw,
sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq):
Rename to their proper vec_interleave equivalent. Update all users
to the new name.
* config/i386/i386.c, config/i386/i386.md: Update all users.
2009-11-27 Michael Matz <matz@suse.de>
PR rtl-optimization/42084
* cfgexpand.c (maybe_cleanup_end_of_block): Add new parameter,
use it to stop walking.
(expand_gimple_cond): Adjust call to above.
2009-11-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR target/41810
* gthr-solaris.h (__gthread_mutex_destroy): Remove UNUSED.
[SUPPORTS_WEAK && GTHREAD_USE_WEAK] (__gthread_active_p): Use
__extension__ to allow cast from function pointer to object
pointer in C++.
* doc/install.texi (--enable-threads): Clarify use of Solaris threads.
2009-11-27 Steven Bosscher <steven@gcc.gnu.org>
* config/ia64/itanium1.md: Remove.
* config/ia64/ia64.md: Do not include it.
* config/ia64/ia64.c (ia64_handle_option): Remove "itanium",
"itanium1", and "merced" from the processor alias table.
(clocks, add_cycles): Remove global variables.
(ia64_sched_reorder2): Don't set/use them.
(ia64_dfa_new_cycle, ia64_h_i_d_extended, ia64_reorg): Likewise.
(bundling): Likewise. Remove extra pass for MMMUL/MMSHF.
2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (last_scheduled_insn): New variable.
(s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
functions.
(s390_sched_reorder, s390_sched_variable_issue): New functions.
(TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
defined.
2009-11-27 Michael Matz <matz@suse.de>
PR c++/41906
* tree-eh.c (lower_catch): Stop after expanding a catch-all.
2009-11-27 Richard Guenther <rguenther@suse.de>
* timevar.def (TV_LOOP_MOVE_INVARIANTS, TV_LOOP_UNSWITCH,
TV_LOOP_UNROLL, TV_LOOP_DOLOOP): New timevars.
* loop-init.c (pass_rtl_move_loop_invariants): Use
TV_LOOP_MOVE_INVARIANTS.
(pass_rtl_unswitch): Use TV_LOOP_UNSWITCH.
(pass_rtl_unroll_and_peel): Use TV_LOOP_UNROLL.
(pass_rtl_doloop): Use TV_LOOP_DOLOOP.
2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* emit-rtl.c (next_active_insn, prev_active_insn): Correct comment.
2009-11-27 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove
unused insn variable.
* genemit.c (output_peephole2_scratches): Only declare and initialize
_regs_allocated if it will be ever used.
* cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused
succ_bb variable.
(create_empty_loop_on_edge): Remove unused freq and cnt variables.
* unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record
variable.
* opts.c (decode_options): If optimize is bigger than 255,
set it to 255.
2009-11-26 Richard Henderson <rth@redhat.com>
* config/i386/sse.md (mulv16qi3): Change back from an expander
to an insn-and-split.
(mulv4si): Mention AVX not XOP for AVX exception.
(*sse2_mulv4si3): Likewise.
(mulv2di3): Use vmulld not vpmacsdd for XOP expansion. Tidy.
2009-11-26 Bernd Schmidt <bernd.schmidt@analog.com>
* cfgexpand (n_stack_vars_conflict): New static variable.
(triangular_index): Reduce likelyhood of overflow by performing
the division before the multiplication.
(resize_stack_vars_conflict): Call fatal_error if overflow
occurred in triangular_index. Update n_stack_vars_conflict.
PR rtl-opt/38582
* regrename.c (struct du_chain): Remove member earlyclobber.
(scan_rtx_reg): Don't set it. Remove argument earlyclobber,
all callers changed.
(scan_rtx): Remove argument earlyclobber, all callers changed.
(hide_operands, restore_operands, record_out_operands): New functions,
broken out of build_def_use.
(build_def_use): Call them as necessary.
* regrename.c (struct du_head): New members id, conflicts,
hard_conflicts and cannot_rename.
(enum scan_actions): Remove terminate_all_read and
terminate_overlapping_read; add mark_all_read.
(scan_actions_name): Likewise.
(du_head_p): New typedef. Define a vector type for it.
(id_to_chain): New static variable.
(note_sets, clear_dead_regs): Delete functions.
(free_chain_data): New function.
(merge_overlapping_regs): Simply walk the conflicts bitmap.
Remove argument B, all callers changed.
(regrename_optimize): Allocate id_to_chain. Ignore chains that have
the cannot_rename bit set. Update regno and nregs of a renamed chain.
Call free_chain_data when done.
(do_replace): Remove death notes when the renamed reg is set in the
last insn; add them if not.
(mark_conflict, note_sets_clobbers): New static function.
(fail_current_block, current_id, open_chains_set, live_hard_regs): New
static variables.
(scan_rtx_reg): Keep track of conflicts between chains, and between
chains and hard regs. Don't terminate chains when we find a read we
can't handle, mark it unrenameable instead. For terminate_write,
terminate chains that are written with an exact match or a superset
of registers. Set fail_current_block if multi-word lifetimes are too
complex to handle.
(scan_rtx_address): Use mark_all_read instead of terminate_all_read.
(build_def_use): Initialize current_id, live_chains and live_hard_regs;
free memory for them when done.
Rearrange the steps so that earlyclobbers are noted before reads
are processed. Add new steps to keep track of hard register lifetimes
outside insn operands.
2009-11-26 Richard Guenther <rguenther@suse.de>
* tree-ssa-dce.c (nr_walks): New variable.
(mark_aliased_reaching_defs_necessary): Adjust oracle cut-off.
(perform_tree_ssa_dce): Init nr_walks.
2009-11-26 Michael Matz <matz@suse.de>
PR tree-optimization/41905
* tree-eh.c (lower_eh_constructs_2): Don't add assignments
below statements that can't fall thru.
2009-11-26 Michael Matz <matz@suse.de>
* builtins.c (expand_builtin_printf, expand_builtin_fprintf,
expand_builtin_sprintf): Remove.
(expand_builtin): Don't call them.
2009-11-26 Richard Guenther <rguenther@suse.de>
* tree-ssa-dce.c (perform_tree_ssa_dce): Allocate visited bitmap.
2009-11-26 Nick Clifton <nickc@redhat.com>
* config/rx/rx.c (rx_expand_epilogue): Add checks for sibcalls
being used incorrectly.
(rx_function_ok_for_sibcall): New function. Do not allow indirect
sibcalls, or sibcalls from interrupt functions.
(TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
* config/rx/rx.md (sibcall): Convert to a define_expand. Check
for a MEM inside a MEM.
(sibcall_value): Likewise.
(sibcall_internal): New pattern containing old sibcall pattern.
(sibcall_value_internal): Likewise.
2009-11-25 Richard Henderson <rth@redhat.com>
* config/i386/i386-builtin-types.awk (DEF_VECTOR_TYPE): Allow an
optional 3rd argument to define the mode.
* config/i386/i386-builtin-types.def (UQI, UHI, USI, UDI): New.
(V2UDI, V4USI, V8UHI, V16UQI): New.
(V4SF_FTYPE_V4SF_V4SF_V4SI, V2UDI_FTYPE_V2UDI_V2UDI_V2UDI,
V4USI_FTYPE_V4USI_V4USI_V4USI, V8UHI_FTYPE_V8UHI_V8UHI_V8UHI,
V16UQI_FTYPE_V16UQI_V16UQI_V16UQI): New.
* config/i386/i386-modes.def: Rearrange for double-wide AVX.
* config/i386/i386-protos.h (ix86_expand_vec_extract_even_odd): New.
* config/i386/i386.c (IX86_BUILTIN_VEC_PERM_*): New.
(bdesc_args): Add the builtin definitions to match.
(ix86_expand_builtin): Expand them.
(ix86_builtin_vectorization_cost): Rename from
x86_builtin_vectorization_cost.
(ix86_vectorize_builtin_vec_perm, struct expand_vec_perm_d,
doublesize_vector_mode, expand_vselect, expand_vselect_vconcat,
expand_vec_perm_blend, expand_vec_perm_vpermil,
expand_vec_perm_pshufb, expand_vec_perm_1,
expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_palignr,
expand_vec_perm_interleave2, expand_vec_perm_pshufb2,
expand_vec_perm_even_odd_1, expand_vec_perm_even_odd,
ix86_expand_vec_perm_builtin_1, extract_vec_perm_cst,
ix86_expand_vec_perm_builtin, ix86_vectorize_builtin_vec_perm_ok,
ix86_expand_vec_extract_even_odd, TARGET_VECTORIZE_BUILTIN_VEC_PERM,
TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
* sse.md (SSEMODE_EO): New.
(vec_extract_even<mode>): Use SSEMODE_EO and
ix86_expand_vec_extract_even_odd.
(vec_extract_odd<mode>): Likewise.
(mulv16qi3, vec_pack_trunc_v8hi, vec_pack_trunc_v4si,
vec_pack_trunc_v2di): Use ix86_expand_vec_extract_even_odd.
2009-11-25 Richard Henderson <rth@redhat.com>
* target.h (targetm.vectorize.builtin_vec_perm_ok): New.
* target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): New.
* hooks.h, hooks.c (hook_bool_tree_tree_true): New.
* tree-vect-slp.c (vect_create_mask_and_perm): Don't create
the vector constant here...
(vect_transform_slp_perm_load): ... do it here instead. Validate
that the permutation vector is implementable by the target.
2009-11-25 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/sysv4.opt (mregnames): Change Var to rs6000_regnames.
* config/rs6000/sysv4.h (TARGET_REGNAMES): Define.
* print-rtl.c (print_rtx): When printing newline, append
print_rtx_head and indentation after the newline.
PR target/42165
* config/i386/i386.c (print_operand): For 32-byte memory use
YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
* config/i386/i386.md (crc32modesuffix): Expand to nothing
in -masm=intel mode.
(sse4_2_crc32di): Print just crc32 instead of crc32q in
-masm=intel mode.
* config/i386/mmx.md (*mmx_pinsrw): Print correct size of
memory operand in -masm=intel mode.
* config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
*sse2_pinsrw): Likewise.
(sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
q suffix in -masm=intel mode.
2009-11-25 Eric Botcazou <ebotcazou@adacore.com>
PR target/10127
PR ada/20548
PR middle-end/42004
* dwarf2out.c (dwarf2out_args_size_adjust): Rename to...
(dwarf2out_stack_adjust): ...this. Do not adjust the arg size for
ACCUMULATE_OUTGOING_ARGS targets. Rename former version to...
(dwarf2out_notice_stack_adjust): ...this. Adjust for above renaming.
(dwarf2out_frame_debug_expr): Revert previous change and adjust for
above renaming.
(dwarf2out_frame_debug): Add ??? comment. Adjust for above renaming.
2009-11-25 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (emms_operation): New predicate.
(vzeroupper_operation): Ditto.
(vzeroall_operation): Improve pattern recognition.
* config/i386/sse.md (avx_vzeroupper_rex64): Remove insn pattern.
(avx_vzeroupper): Change insn pattern to expander.
(*avx_vzeroupper): New insn pattern. Use vzeroupper_operation
predicate.
(*avx_vzeroall): Remove operands 1 and 2.
* config/i386/mmx.md (mmx_emms): Change insn pattern to expander.
(mmx_femms): Ditto.
(*mmx_emms): New insn pattern. Use emms_operation predicate.
(*mmx_femms): Ditto.
* config/i386/i386.c (enum ix86_builtins)
<IX86_BUILTIN_VZEROUPPER_REX64>: Remove.
(struct builtin_description) <CODE_FOR_avx_vzeroupper_rex64>:
Remove initailization.
<CODE_FOR_avx_vzeroupper>: Unconditionally initialize here.
2009-11-25 Paul Brook <paul@codesourcery.com>
* config/arm/arm.md (consttable_4): Handle (high ...).
2009-11-25 Robert Nelson <robert.nelson@digikey.com>
Richard Earnshaw <rearnsha@arm.com>
* arm.h (enum vfp_reg_type): Add VFP_NONE.
* arm.c (all_fpus): Use it for floating point units that aren't based
on the VFP architecture.
(aapcs_vfp_is_call_or_return_candidate): Make base_mode a pointer to
enum machine_mode.
2009-11-25 H.J. Lu <hongjiu.lu@intel.com>
* alias.c: Remove trailing white spaces.
* alloc-pool.c: Likewise.
* alloc-pool.h: Likewise.
* attribs.c: Likewise.
* auto-inc-dec.c: Likewise.
* basic-block.h: Likewise.
* bb-reorder.c: Likewise.
* bt-load.c: Likewise.
* builtins.c: Likewise.
* builtins.def: Likewise.
* c-common.c: Likewise.
* c-common.h: Likewise.
* c-cppbuiltin.c: Likewise.
* c-decl.c: Likewise.
* c-format.c: Likewise.
* c-lex.c: Likewise.
* c-omp.c: Likewise.
* c-opts.c: Likewise.
* c-parser.c: Likewise.
* c-pretty-print.c: Likewise.
* c-tree.h: Likewise.
* c-typeck.c: Likewise.
* caller-save.c: Likewise.
* calls.c: Likewise.
* cfg.c: Likewise.
* cfganal.c: Likewise.
* cfgexpand.c: Likewise.
* cfghooks.c: Likewise.
* cfghooks.h: Likewise.
* cfglayout.c: Likewise.
* cfgloop.c: Likewise.
* cfgloop.h: Likewise.
* cfgloopmanip.c: Likewise.
* cfgrtl.c: Likewise.
* cgraph.c: Likewise.
* cgraph.h: Likewise.
* cgraphbuild.c: Likewise.
* cgraphunit.c: Likewise.
* cif-code.def: Likewise.
* collect2.c: Likewise.
* combine.c: Likewise.
* convert.c: Likewise.
* coverage.c: Likewise.
* crtstuff.c: Likewise.
* cse.c: Likewise.
* cselib.c: Likewise.
* dbgcnt.c: Likewise.
* dbgcnt.def: Likewise.
* dbgcnt.h: Likewise.
* dbxout.c: Likewise.
* dce.c: Likewise.
* ddg.c: Likewise.
* ddg.h: Likewise.
* defaults.h: Likewise.
* df-byte-scan.c: Likewise.
* df-core.c: Likewise.
* df-problems.c: Likewise.
* df-scan.c: Likewise.
* df.h: Likewise.
* dfp.c: Likewise.
* diagnostic.c: Likewise.
* diagnostic.h: Likewise.
* dominance.c: Likewise.
* domwalk.c: Likewise.
* double-int.c: Likewise.
* double-int.h: Likewise.
* dse.c: Likewise.
* dwarf2asm.c: Likewise.
* dwarf2asm.h: Likewise.
* dwarf2out.c: Likewise.
* ebitmap.c: Likewise.
* ebitmap.h: Likewise.
* emit-rtl.c: Likewise.
* et-forest.c: Likewise.
* except.c: Likewise.
* except.h: Likewise.
* expmed.c: Likewise.
* expr.c: Likewise.
* expr.h: Likewise.
* final.c: Likewise.
* flags.h: Likewise.
* fold-const.c: Likewise.
* function.c: Likewise.
* function.h: Likewise.
* fwprop.c: Likewise.
* gcc.c: Likewise.
* gcov-dump.c: Likewise.
* gcov-io.c: Likewise.
* gcov-io.h: Likewise.
* gcov.c: Likewise.
* gcse.c: Likewise.
* genattr.c: Likewise.
* genattrtab.c: Likewise.
* genautomata.c: Likewise.
* genchecksum.c: Likewise.
* genconfig.c: Likewise.
* genflags.c: Likewise.
* gengtype-parse.c: Likewise.
* gengtype.c: Likewise.
* gengtype.h: Likewise.
* genmddeps.c: Likewise.
* genmodes.c: Likewise.
* genopinit.c: Likewise.
* genpreds.c: Likewise.
* gensupport.c: Likewise.
* ggc-common.c: Likewise.
* ggc-page.c: Likewise.
* ggc-zone.c: Likewise.
* ggc.h: Likewise.
* gimple-iterator.c: Likewise.
* gimple-low.c: Likewise.
* gimple-pretty-print.c: Likewise.
* gimple.c: Likewise.
* gimple.def: Likewise.
* gimple.h: Likewise.
* gimplify.c: Likewise.
* graphds.c: Likewise.
* graphite-clast-to-gimple.c: Likewise.
* gthr-nks.h: Likewise.
* gthr-posix.c: Likewise.
* gthr-posix.h: Likewise.
* gthr-posix95.h: Likewise.
* gthr-single.h: Likewise.
* gthr-tpf.h: Likewise.
* gthr-vxworks.h: Likewise.
* gthr.h: Likewise.
* haifa-sched.c: Likewise.
* hard-reg-set.h: Likewise.
* hooks.c: Likewise.
* hooks.h: Likewise.
* hosthooks.h: Likewise.
* hwint.h: Likewise.
* ifcvt.c: Likewise.
* incpath.c: Likewise.
* init-regs.c: Likewise.
* integrate.c: Likewise.
* ipa-cp.c: Likewise.
* ipa-inline.c: Likewise.
* ipa-prop.c: Likewise.
* ipa-pure-const.c: Likewise.
* ipa-reference.c: Likewise.
* ipa-struct-reorg.c: Likewise.
* ipa-struct-reorg.h: Likewise.
* ipa-type-escape.c: Likewise.
* ipa-type-escape.h: Likewise.
* ipa-utils.c: Likewise.
* ipa-utils.h: Likewise.
* ipa.c: Likewise.
* ira-build.c: Likewise.
* ira-color.c: Likewise.
* ira-conflicts.c: Likewise.
* ira-costs.c: Likewise.
* ira-emit.c: Likewise.
* ira-int.h: Likewise.
* ira-lives.c: Likewise.
* ira.c: Likewise.
* jump.c: Likewise.
* lambda-code.c: Likewise.
* lambda-mat.c: Likewise.
* lambda-trans.c: Likewise.
* lambda.h: Likewise.
* langhooks.c: Likewise.
* lcm.c: Likewise.
* libgcov.c: Likewise.
* lists.c: Likewise.
* loop-doloop.c: Likewise.
* loop-init.c: Likewise.
* loop-invariant.c: Likewise.
* loop-iv.c: Likewise.
* loop-unroll.c: Likewise.
* lower-subreg.c: Likewise.
* lto-cgraph.c: Likewise.
* lto-compress.c: Likewise.
* lto-opts.c: Likewise.
* lto-section-in.c: Likewise.
* lto-section-out.c: Likewise.
* lto-streamer-in.c: Likewise.
* lto-streamer-out.c: Likewise.
* lto-streamer.c: Likewise.
* lto-streamer.h: Likewise.
* lto-symtab.c: Likewise.
* lto-wpa-fixup.c: Likewise.
* matrix-reorg.c: Likewise.
* mcf.c: Likewise.
* mode-switching.c: Likewise.
* modulo-sched.c: Likewise.
* omega.c: Likewise.
* omega.h: Likewise.
* omp-low.c: Likewise.
* optabs.c: Likewise.
* optabs.h: Likewise.
* opts-common.c: Likewise.
* opts.c: Likewise.
* params.def: Likewise.
* params.h: Likewise.
* passes.c: Likewise.
* plugin.c: Likewise.
* postreload-gcse.c: Likewise.
* postreload.c: Likewise.
* predict.c: Likewise.
* predict.def: Likewise.
* pretty-print.c: Likewise.
* pretty-print.h: Likewise.
* print-rtl.c: Likewise.
* print-tree.c: Likewise.
* profile.c: Likewise.
* read-rtl.c: Likewise.
* real.c: Likewise.
* recog.c: Likewise.
* reg-stack.c: Likewise.
* regcprop.c: Likewise.
* reginfo.c: Likewise.
* regmove.c: Likewise.
* regrename.c: Likewise.
* regs.h: Likewise.
* regstat.c: Likewise.
* reload.c: Likewise.
* reload1.c: Likewise.
* resource.c: Likewise.
* rtl.c: Likewise.
* rtl.def: Likewise.
* rtl.h: Likewise.
* rtlanal.c: Likewise.
* sbitmap.c: Likewise.
* sched-deps.c: Likewise.
* sched-ebb.c: Likewise.
* sched-int.h: Likewise.
* sched-rgn.c: Likewise.
* sched-vis.c: Likewise.
* sdbout.c: Likewise.
* sel-sched-dump.c: Likewise.
* sel-sched-dump.h: Likewise.
* sel-sched-ir.c: Likewise.
* sel-sched-ir.h: Likewise.
* sel-sched.c: Likewise.
* sel-sched.h: Likewise.
* sese.c: Likewise.
* sese.h: Likewise.
* simplify-rtx.c: Likewise.
* stack-ptr-mod.c: Likewise.
* stmt.c: Likewise.
* stor-layout.c: Likewise.
* store-motion.c: Likewise.
* stringpool.c: Likewise.
* stub-objc.c: Likewise.
* sync-builtins.def: Likewise.
* target-def.h: Likewise.
* target.h: Likewise.
* targhooks.c: Likewise.
* targhooks.h: Likewise.
* timevar.c: Likewise.
* tlink.c: Likewise.
* toplev.c: Likewise.
* toplev.h: Likewise.
* tracer.c: Likewise.
* tree-affine.c: Likewise.
* tree-affine.h: Likewise.
* tree-browser.def: Likewise.
* tree-call-cdce.c: Likewise.
* tree-cfg.c: Likewise.
* tree-cfgcleanup.c: Likewise.
* tree-chrec.c: Likewise.
* tree-chrec.h: Likewise.
* tree-complex.c: Likewise.
* tree-data-ref.c: Likewise.
* tree-data-ref.h: Likewise.
* tree-dfa.c: Likewise.
* tree-dump.c: Likewise.
* tree-dump.h: Likewise.
* tree-eh.c: Likewise.
* tree-flow-inline.h: Likewise.
* tree-flow.h: Likewise.
* tree-if-conv.c: Likewise.
* tree-inline.c: Likewise.
* tree-into-ssa.c: Likewise.
* tree-loop-distribution.c: Likewise.
* tree-loop-linear.c: Likewise.
* tree-mudflap.c: Likewise.
* tree-nested.c: Likewise.
* tree-nomudflap.c: Likewise.
* tree-nrv.c: Likewise.
* tree-object-size.c: Likewise.
* tree-optimize.c: Likewise.
* tree-outof-ssa.c: Likewise.
* tree-parloops.c: Likewise.
* tree-pass.h: Likewise.
* tree-phinodes.c: Likewise.
* tree-predcom.c: Likewise.
* tree-pretty-print.c: Likewise.
* tree-profile.c: Likewise.
* tree-scalar-evolution.c: Likewise.
* tree-ssa-address.c: Likewise.
* tree-ssa-alias.c: Likewise.
* tree-ssa-ccp.c: Likewise.
* tree-ssa-coalesce.c: Likewise.
* tree-ssa-copy.c: Likewise.
* tree-ssa-copyrename.c: Likewise.
* tree-ssa-dce.c: Likewise.
* tree-ssa-dom.c: Likewise.
* tree-ssa-dse.c: Likewise.
* tree-ssa-forwprop.c: Likewise.
* tree-ssa-ifcombine.c: Likewise.
* tree-ssa-live.c: Likewise.
* tree-ssa-live.h: Likewise.
* tree-ssa-loop-ch.c: Likewise.
* tree-ssa-loop-im.c: Likewise.
* tree-ssa-loop-ivcanon.c: Likewise.
* tree-ssa-loop-ivopts.c: Likewise.
* tree-ssa-loop-manip.c: Likewise.
* tree-ssa-loop-niter.c: Likewise.
* tree-ssa-loop-prefetch.c: Likewise.
* tree-ssa-loop-unswitch.c: Likewise.
* tree-ssa-loop.c: Likewise.
* tree-ssa-math-opts.c: Likewise.
* tree-ssa-operands.c: Likewise.
* tree-ssa-operands.h: Likewise.
* tree-ssa-phiopt.c: Likewise.
* tree-ssa-phiprop.c: Likewise.
* tree-ssa-pre.c: Likewise.
* tree-ssa-propagate.c: Likewise.
* tree-ssa-reassoc.c: Likewise.
* tree-ssa-sccvn.c: Likewise.
* tree-ssa-sink.c: Likewise.
* tree-ssa-structalias.c: Likewise.
* tree-ssa-ter.c: Likewise.
* tree-ssa-threadedge.c: Likewise.
* tree-ssa-threadupdate.c: Likewise.
* tree-ssa-uncprop.c: Likewise.
* tree-ssa.c: Likewise.
* tree-ssanames.c: Likewise.
* tree-switch-conversion.c: Likewise.
* tree-tailcall.c: Likewise.
* tree-vect-data-refs.c: Likewise.
* tree-vect-generic.c: Likewise.
* tree-vect-loop-manip.c: Likewise.
* tree-vect-loop.c: Likewise.
* tree-vect-patterns.c: Likewise.
* tree-vect-slp.c: Likewise.
* tree-vect-stmts.c: Likewise.
* tree-vectorizer.c: Likewise.
* tree-vectorizer.h: Likewise.
* tree-vrp.c: Likewise.
* tree.c: Likewise.
* tree.def: Likewise.
* tree.h: Likewise.
* treestruct.def: Likewise.
* unwind-compat.c: Likewise.
* unwind-dw2-fde-glibc.c: Likewise.
* unwind-dw2.c: Likewise.
* value-prof.c: Likewise.
* value-prof.h: Likewise.
* var-tracking.c: Likewise.
* varasm.c: Likewise.
* varpool.c: Likewise.
* vec.c: Likewise.
* vec.h: Likewise.
* vmsdbgout.c: Likewise.
* web.c: Likewise.
* xcoffout.c: Likewise.
2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (output_call): Only use sr4 for long interspace calls if
call binds local and generating non PIC code.
(attr_length_call): Adjust length calculation for above.
2009-11-25 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (plusminus_carry_mnemonic): New code attribute.
(add<mode>3_carry): Change operand order of plus RTX.
(*add<mode>3_carry): Ditto.
(*addsi3_carry_zext): Ditto.
(*add<dwi>3_doubleword): Update for changed operand order.
(*negti2_1 splitter): Ditto.
(*negdi2_1 splitter): Ditto.
(<plusminus_insn><mode>3_carry): Macroize expander from
{add,sub}<mode>3_carry patterns using plusminus code iterator.
(*<plusminus_insn><mode>3_carry): Macroize insn from
*{add,sub}<mode>3_carry patetrns using plusminus code iterator.
(neg<mode>2): Macroize expander from neg{qi,hi,si,di,ti}2
patterns using SDWIM mode iterator.
(*neg<dwi>2_doubleword): New insn_and_split pattern. Macroize
pattern from *neg{di,ti}2_1 patterns and corresponding splitters
using DWIH mode iterator.
(*neg<mode>2_1): Macroize insn from neg{qi,hi,si,di}2_1 patterns
using SWI mode iterator.
(*neg<mode>2_cmpz): Ditto from neg{qi,hi,si,di}2_cmpz patterns.
(one_cmpl<mode>2): Macroize expander from one_cmpl{qi,hi,si,di}2
patterns using SWIM mode iterator.
(*one_cmpl<mode>2_1): Macroize insn from one_cmpl{hi,si,di}2_1
patterns using SWI248 mode iterator.
(*one_cmpl<mode>2_2): Macroize insn from one_cmpl{qi,hi,si,di}2_2
patterns using SWI mode iterator.
(*one_cmpl<mode>2_2 splitter): Macroize splitter from
one_cmpl{qi,hi,si,di}2_2 splitter patterns using SWI mode iterator.
2009-11-24 Michael Matz <matz@suse.de>
* expr.c (set_storage_via_libcall): Fix build_call_expr call.
2009-11-24 David Binderman <dcb314@hotmail.com>
* expr.c (store_field): Remove set but not used local variable
width_mask.
(expand_expr_real_2): Remove treeop2.
* gcse.c (update_ld_motion_stores): Remove new_rtx.
* haifa-sched.c (max_issue): Remove points.
(sched_create_recovery_edges): Remove e.
* ira-costs.c (setup_allocno_cover_class_and_costs): Remove mode.
2009-11-24 Nick Clifton <nickc@redhat.com>
* config/v850/v850.c (function_arg): Fix handling of zero-length
function arguments.
2009-11-24 Michael Matz <matz@suse.de>
* tree.h (union tree_ann_d): Don't declare.
(tree_base): Remove ann field.
(struct var_ann_d): Declare forward.
(tree_result_decl, tree_parm_decl, tree_var_decl): Add ann field.
(DECL_VAR_ANN_PTR): New macro.
* tree-dfa.c (create_var_ann): Rewrite in terms of above macro,
accept only VAR, PARM or RESULT decls.
(create_tree_common_ann): Remove.
(remove_referenced_var): Use DECL_VAR_ANN_PTR.
* tree-eh.c (lookup_expr_eh_lp): Remove.
* tree-flow-inline.h (var_ann, get_var_ann): Rewrite in terms of
DECL_VAR_ANN_PTR.
(ann_type, tree_common_ann, get_tree_common_ann): Remove.
* tree-flow.h (enum tree_ann_type): Remove.
(struct tree_ann_common_d): Remove.
(struct var_ann_d): Remove common field.
(union tree_ann_d): Remove.
(tree_ann_t, tree_ann_common_t): Remove typedefs.
(tree_common_ann, get_tree_common_ann, ann_type,
create_tree_common_ann, lookup_expr_eh_lp): Don't declare.
* tree-ssa.c (delete_tree_ssa): Use DECL_VAR_ANN_PTR.
* tree.c (copy_node_stat): Use DECL_VAR_ANN_PTR.
* builtins.c (expand_builtin_memcpy): Use
currently_expanding_gimple_stmt instead of tree annotation.
(expand_builtin_memset_args): Ditto.
* cfgexpand.c (currently_expanding_gimple_stmt): Add global variable.
(expand_call_stmt): Don't set tree annotation.
(expand_gimple_basic_block): Set currently_expanding_gimple_stmt.
* expr.c (expand_expr_real): Don't call lookup_expr_eh_lp.
* gimple.h (currently_expanding_gimple_stmt): Declare.
2009-11-24 Paolo Carlini <paolo.carlini@oracle.com>
* dwarf2out.c (add_location_or_const_value_attribute): Remove
useless NOTE_VAR_LOCATION_STATUS call.
* cfgrtl.c (commit_one_edge_insertion): Remove useless loop, tidy.
2009-11-24 Rafael Avila de Espindola <espindola@google.com>
* lto-wrapper.c (lto_wrapper_exit): Don't try to delete files if
being called recursively.
2009-11-24 Basile Starynkevitch <basile@starynkevitch.net>
* Makefile.in (PLUGIN_HEADERS): Added files: cppdefault.h flags.h
$(MD5_H) params.def params.h prefix.h tree-inline.h.
2009-11-24 Paul Brook <paul@codesourcery.com>
* gcc/config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Fix comment
typo.
2009-11-24 Julian Brown <julian@codesourcery.com>
Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (TARGET_DWARF_REGISTER_SPAN): Define.
(arm_dwarf_register_span): New function.
(arm_dbx_register_number): Add VFPv3 dwarf numbering.
2009-11-24 David Binderman <dcb314@hotmail.com>
* cfgrtl.c (commit_one_edge_insertion): Remove set but not used
local variable bb_note.
* dominance.c (get_dominated_by): Likewise local var n.
(output_file_names): Likewise local var idx.
(add_location_or_const_value_attribute): Likewise local var status.
* dwarf2out.c (gen_variable_die): Likewise local var field.
* emit-rtl.c (no_line_numbers): Remove.
(init_emit_once): Remove line_numbers parameter.
* rtl.h (init_emit_once): Adjust prototype.
* toplev.c (backend_init): Adjust init_emit_once call.
2009-11-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/42142
* tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
Handle iv-dependent (non-)kills properly.
(mark_aliased_reaching_defs_necessary): Pass the basic-block
of the reference statement to mark_aliased_reaching_defs_necessary_1.
2009-11-24 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/42154
* tree-sra.c (struct access): Added comments.
(sra_modify_expr): Build references to the old aggregate with
build_ref_for_offset instead of reusing access->expr.
(load_assign_lhs_subreplacements): Likewise.
2009-11-24 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (add<mode>3_carry): Change insn pattern
to expander.
(sub<mode>3_carry): Ditto.
(x86_mov<mode>cc_0_m1): Ditto.
(*add<mode>3_carry): New insn pattern. Use VOIDmode match_operator
for ix86_carry_flag_operator operator predicate.
(*sub<mode>3_carry): Ditto.
(*x86_mov<mode>cc_0_m1): Ditto.
(*addsi3_carry_zext): Use VOIDmode match_operator for
ix86_carry_flag_operator operator predicate.
(*subsi3_carry_zext): Ditto.
(*x86_mov<mode>cc_0_m1_s): Ditto.
(*x86_mov<mode>cc_0_m1_neg): Ditto.
* config/i386/predocates.md (ix86_carry_flag_operator): Do not
check operator sub-expressions for FLAGS_REG and const0_rtx.
* config/i386/i386.c (*ix86_gen_sub3_carry): Update prototype.
(ix86_expand_int_movcc): Update calls to gen_x86_mov{si,di}cc_0_m1.
(ix86_expand_int_addcc): Update calls to
gen_{add,sub}{qi,hi,si,di}3_carry. Do not set mode of compare_op.
(ix86_expand_strlensi_unroll_1): Update calls to ix86_gen_sub3_carry.
Do not set mode of compare operation.
2009-11-23 Jan Hubicka <jh@suse.cz>
PR middle-end/42151
* ipa-inline.c (inline_transform): Avoid ICE when transform is called
twice.
2009-11-23 Jan Hubicka <jh@suse.cz>
* ipa-cp.c (ipcp_compute_node_scale): Work around completely
wrong profile updates.
* predict.c (counts_to_freqs): Be expected for ENTRY/EXIT block
having largest frequency.
* ira-live.c (ira_implicitly_set_insn_hard_regs): Silecne
used uninitalized warning.
* tree-optimize.c (execute_fixup_cfg): Rescale entry and exit block
frequencies.
2009-11-23 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.md (*cmp_sadd_sidi): Use gen_lowpart instead
of gen_rtx_REG to generate operand 5.
(*cmp_ssub_sidi): Ditto.
2009-11-23 Richard Henderson <rth@redhat.com>
* config/i386/i386.c (avx_vpermilp_parallel): Fix sign compare
mismatch.
2009-11-23 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Add special
case for noreturn functions.
(arm_compute_save_reg_mask): Remove special noreturn handling.
2009-11-23 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (get_ref_base_and_extent): Adjust maximum access
size for DECL bases.
2009-11-22 Richard Henderson <rth@redhat.com>
* i386.c (avx_vpermilp_parallel): New function.
* i386-protos.h: Declare it.
* predicates.md (avx_vpermilp_v8sf_operand, avx_vpermilp_v4df_operand,
avx_vpermilp_v4sf_operand, avx_vpermilp_v2df_operand): New.
* sse.md (AVXMODEFDP, AVXMODEFSP): New iterators.
(ssescalarnum, ssedoublesizemode): Add AVX modes.
(vpermilbits): Remove.
(avx_vpermil<mode>): Change insns to expanders.
(*avx_vpermil<mode>): New. Use vec_select.
2009-11-22 Richard Earnshaw <rearnsha@arm.com>
* opts.c (decode_options): Don't enable flag_schedule_insns
when optimizing for size.
* doc/invoke.texi: Document change.
2009-11-22 Uros Bizjak <ubizjak@gmail.com>
PR target/42113
* config/alpha/alpha.md (*cmp_sadd_si): Change mode
of scratch register to SImode.
(*cmp_sadd_sidi): Ditto.
(*cmp_ssub_si): Ditto.
(*cmp_ssub_sidi): Ditto.
2009-11-21 Ian Lance Taylor <iant@google.com>
* Makefile.in (HOST_LIBS): Move higher in file.
(LINKER, LINKER_FLAGS): If ENABLE_BUILD_WITH_CXX, but $(HOST_LIBS)
is not empty, set to $(CC) and $(CFLAGS).
2009-11-22 Martin Jambor <mjambor@suse.cz>
* tree-cfg.c (verify_types_in_gimple_reference): Error out on
V_C_E of an SSA_NAME or an invariant if lvalue is required.
(verify_gimple_call): Verify LHS also with with
verify_types_in_gimple_reference.
2009-11-21 Martin Jambor <mjambor@suse.cz>
PR middle-end/42025
* tree-sra.c (access_precludes_ipa_sra_p): New function.
(splice_param_accesses): Check all accesses by calling
access_precludes_ipa_sra_p.
(sra_ipa_modify_expr): Rename argument erite to dont_convert and do
not convert types if it is true.
(sra_ipa_modify_assign): Convert types in case of mismatch.
2009-11-21 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
* config/sh/sh.md (cmpeqsi_t-1): Use logical_operand predicate
for operand 1.
2009-11-21 Adam Nemet <adambnemet@gmail.com>
* config/mips/mips-protos.h (mulsidi3_gen_fn): New typedef.
(mips_mulsidi3_gen_fn): Declare new function.
* config/mips/mips.c (mips_mulsidi3_gen_fn): New function.
* config/mips/mips.md (<u>mulsidi3): Change condition to use
mips_mulsidi3_gen_fn. Use mips_mulsidi3_gen_fn to generate the insn.
(<u>mulsidi3_64bit): Don't match for ISA_HAS_DMUL3.
(mulsidi3_64bit_dmul): New define_insn.
2009-11-21 Ben Elliston <bje@au.ibm.com>
* gengtype-lex.l: Enable noinput flex option.
(YY_NO_INPUT): Remove define.
2009-11-21 Alexandre Oliva <aoliva@redhat.com>
* tree-ssa.c (find_released_ssa_name): Handle NULL wi.
(insert_debug_temp_for_var_def): Handle degenerate PHI nodes.
(insert_debug_temps_for_defs): Handle PHI nodes.
* tree-ssa-dom.c (degenerate_phi_result): Don't crash on released
SSA names.
2009-11-21 Alexandre Oliva <aoliva@redhat.com>
* tree-ssa-pre.c (remove_dead_inserted_code): Don't release_defs
after remove_phi_node.
2009-11-21 Alexandre Oliva <aoliva@redhat.com>
PR tree-optimization/42078
* gimple.h (gimple_replace_lhs): New declaration.
* gimple.c (gimple_replace_lhs): New function.
* tree-ssa-math-opts.c (execute_cse_reciprocals): Call it before
modifying the call.
2009-11-20 Sebastian Pop <sebastian.pop@amd.com>
* config/i386/sse.md (*xop_pmacsdql_mem): Don't call reg_mentioned_p.
(xop_mulv2div2di3_low): Same.
(*xop_pmacsdqh_mem): Same.
2009-11-20 Richard Henderson <rth@redhat.com>
* config/i386/i386-builtin-types.awk: New file.
* config/i386/i386-builtin-types.def: New file.
* config/i386/t-i386: Use them to build i386-builtin-types.inc.
* config/i386/i386.c: Include it.
(ix86_builtin_type_tab, ix86_get_builtin_type): New.
(ix86_builtin_func_type_tab, ix86_get_builtin_func_type): New.
(struct builtin_isa): Remove GTY marker. Replace tree type with
ix86_builtin_func_type; add set_and_not_built_p.
(def_builtin): Change type parameter to tcode; use
ix86_get_builtin_func_type; update all callers. Accept zero mask
to mean the builtin is unconditionally available.
(ix86_add_new_builtins): Use set_and_not_built_p instead of type
being set to NULL.
(enum ix86_special_builtin_type, enum ix86_builtin_type): Remove.
Update some users to rationalized enumeration codes from new include.
(enum multi_arg_type): Remove. Replace all enumeration values
with defines to new ix86_builtin_func_type.
(ix86_init_mmx_sse_builtins): Don't build any types here. Defer
all type resolution to def_builtin.
(ix86_init_builtin_types): Split out from ...
(ix86_init_builtins): ... here. Use ix86_get_builtin_func_type.
2009-11-20 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/41787
* config/rs6000/rs6000.c (struct machine_function): Revert
2009-10-23 change to set VRSAVE to non-0 if we use VSX.
(rs6000_expand_to_rtl_hook): Ditto.
(rs6000_check_vector_mode): Ditto.
(compute_vrsave_mask): Ditto.
2009-11-20 Paul Brook <paul@codesourcery.com>
* doc/invoke.texi: Document ARM -mcpu=cortex-a5.
* config/arm/arm-cores.def: Add cortex-a5.
* config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a5.
* config/arm/arm-tune.md: Regenerate.
2009-11-20 Olga Golovanevsky <olga@il.ibm.com>
PR middle-end/39960
* ipa-struct-reorg.c (find_pos_in_stmt): New parameter.
(ref_pos): New field in structure.
(insert_new_var_in_stmt): New function.
2009-11-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config.gcc (alpha*-dec-osf[45]*): Set use_gcc_stdint.
* config/alpha/osf.h (SIG_ATOMIC_TYPE): Define.
(INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE): Define.
(UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
(INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
INT_LEAST64_TYPE): Define.
(UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
UINT_LEAST64_TYPE): Define.
(INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
INT_FAST64_TYPE): Define.
(UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
UINT_FAST64_TYPE): Define.
(INTPTR_TYPE, UINTPTR_TYPE): Define.
2009-11-20 Julian Brown <julian@codesourcery.com>
* config/arm/arm.h (ASM_OUTPUT_REG_PUSH): Handle STATIC_CHAIN_REGNUM
specially for Thumb-1.
(ASM_OUTPUT_REG_POP): Likewise.
2009-11-19 Jason Merrill <jason@redhat.com>
* dwarf2out.c (get_context_die): Take TYPE_MAIN_VARIANT.
2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
Rafael Avila de Espindola <espindola@google.com>
* doc/plugins.texi (Plugin initialization): Added advices for
retrieving the version of GCC at plugin compilation and loading times.
2009-11-19 Basile Starynkevitch <basile@starynkevitch.net>
* plugin.c (FMT_FOR_PLUGIN_EVENT): added definition.
(dump_active_plugins): output to file everything. Use
internationalized dump & FMT_FOR_PLUGIN_EVENT.
2009-11-19 Richard Guenther <rguenther@suse.de>
* gimple.c (canonicalize_cond_expr_cond): Strip conversions
around truth-valued expressions.
* tree.c (free_lang_data): Untangle check for LTO frontend.
2009-11-19 Jakub Jelinek <jakub@redhat.com>
* tree.c (need_assembler_name_p): Use cgraph_get_node instead
of cgraph_node_for_decl.
* cgraph.h (cgraph_node_for_decl): Remove prototype.
* cgraph.c (cgraph_node_for_decl): Remove.
(cgraph_get_node): Just return NULL if !cgraph_hash.
2009-11-19 Paul Brook <paul@codesourcery.com>
* config.gcc: Add new ARM --with-fpu options.
* doc/invoke.texi: Docuent ARM -mfpu=fpv4-sp-d16.
* config/arm/arm.c (all_fpus): Add fpv4-sp-d16.
2009-11-18 Richard Guenther <rguenther@suse.de>
* gimple.h (union gimple_statement_d): Add gsmembase member.
(gimple_vuse_op): Use gsmembase for access.
(gimple_vdef_op): Likewise.
(gimple_vuse): Likewise.
(gimple_vdef): Likewise.
(gimple_vuse_ptr): Likewise.
(gimple_vdef_ptr): Likewise.
(gimple_set_vuse): Likewise.
(gimple_set_vdef): Likewise.
* gsstruct.def (GSS_WITH_MEM_OPS_BASE): Add.
2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
* doc/arm-neon-intrinsics.texi: Regenerated.
2009-11-18 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/neon-docgen.ml (analyze_shape_elt): Handle alternatives.
2009-11-18 Paul Brook <paul@codesourcery.com>
Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.c (FL_ARCH7EM, FL_FOR_ARCH7EM): Define.
(arm_arch7em): New variable.
(all_architectures): Add armv7e-m.
(arm_override_options): Set arm_arch7em.
* config/arm/arm.h (TARGET_DSP_MULTIPLY, TARGET_INT_SIMD):
Include arm_arch7em.
(arm_arch7em): Declare.
2009-11-18 Richard Guenther <rguenther@suse.de>
* lto-streamer-in.c (input_gimple_stmt): Assert that we find
a valid field decl if checking is enabled.
2009-11-18 Martin Jambor <mjambor@suse.cz>
* ipa-prop.h (struct ipa_param_call_note): New field lto_stmt_uid.
(lto_ipa_fixup_call_notes): Declare.
* ipa-prop.c (ipa_note_param_call): Store gimple uid.
(update_call_notes_after_inlining): Copy call stmt uid to the new
edge.
(ipa_write_param_call_note): New function.
(ipa_read_param_call_note): New function
(ipa_write_node_info): Write also param call notes. Removed a bogus
comment, reformatted to fit 80 columns.
(ipa_read_node_info): Read also param call notes. Removed a bogus
comment. Remove ipa_edge_args_vector growth.
(lto_ipa_fixup_call_notes): New function.
* ipa-cp.c (pass_ipa_cp): Add stmt_fixup hook.
* ipa-inline.c (cgraph_mark_inline_edge): Perform indirect
inlining regardless of flag_wpa.
(cgraph_decide_inlining_of_small_functions): Likewise.
(cgraph_decide_inlining): Likewise.
(inline_read_summary): Likewise.
2009-11-18 Jan Hubicka <jh@suse.cz>
* predict.c (compute_function_frequency): Export.
* predict.h (compute_function_frequency): Declare.
* tree-optimize.c (execute_fixup_cfg): Rescale frequencies.
2009-11-18 Martin Jambor <mjambor@suse.cz>
* passes.c (ipa_write_summaries): Call renumber_gimple_stmt_uids
on all nodes we write summaries for.
2009-11-18 Shujing Zhao <pearly.zhao@oracle.com>
PR middle-end/22201
* params.def (PARAM_INLINE_UNIT_GROWTH, PARAM_IPCP_UNIT_GROWTH)
(PARAM_EARLY_INLINING_INSNS, PARAM_IRA_MAX_LOOPS_NUM)
(PARAM_IRA_MAX_CONFLICT_TABLE_SIZE)
(PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP)
(PARAM_MIN_INSN_TO_PREFETCH_RATIO)
(PARAM_PREFETCH_MIN_INSN_TO_MEM_RATIO)
(PARAM_IPA_SRA_PTR_GROWTH_FACTOR): Uppercase the first letter of the
description string.
2009-11-18 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (loc_list_from_tree): Don't call rtl_for_decl_location
unnecessarily.
(rtl_for_decl_location): Try harder to get a rtl for TREE_STATIC vars.
PR c++/3187
* cgraph.h (struct cgraph_node): Add same_body and same_body_alias
fields.
(cgraph_same_body_alias, cgraph_remove_same_body_alias): New
prototypes.
* cgraphunit.c (cgraph_expand_function, cgraph_emit_thunks,
cgraph_materialize_all_clones): Handle same_body aliases.
* cgraph.c (cgraph_allocate_node): New function.
(cgraph_create_node): Use it.
(cgraph_node_for_decl, cgraph_node, cgraph_get_node,
cgraph_node_for_asm, cgraph_remove_node): Handle same_body aliases.
(cgraph_same_body_alias, cgraph_remove_same_body_alias): New
functions.
* lto-cgraph.c (lto_output_node): Stream out same_body aliases.
(input_node): Stream in same_body aliases.
* lto-symtab.c (lto_cgraph_replace_node): Clear node pointers
for same_body aliases.
(lto_symtab_merge_cgraph_nodes_1): Handle same_body aliases.
2009-11-18 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
PR other/39888
* config/darwin.h: Use the extension stub libraries to access
current libgcc_s features.
2009-11-18 Alexandre Oliva <aoliva@redhat.com>
PR debug/41926
* tree-vect-loop.c (vect_loop_kill_debug_uses): New.
(vect_transform_loop): Call it.
2009-11-18 Alexandre Oliva <aoliva@redhat.com>
* tree-ssa.c (insert_debug_temp_for_var_def): Fix handling of
released SSA names.
2009-11-18 Alexandre Oliva <aoliva@redhat.com>
PR debug/41888
PR debug/41886
* graphite-scop-detection.c (stmt_simple_for_scop_p): Debug stmts
are ok.
* graphite-sese-to-poly.c (graphite_stmt_p): Likewise.
(try_generate_gimple_bb): Skip debug stmts when finding data refs.
* sese.c (sese_build_liveouts_bb): Skip debug stmts.
(sese_bad_liveouts_use): New.
(sese_reset_debug_liveouts_bb): New.
(sese_build_liveouts): Use it.
(rename_variables_in_stmt): Reset debug stmts rather than creating
new vars for them.
(expand_scalar_variable_stmt): Likewise.
2009-11-18 Alexandre Oliva <aoliva@redhat.com>
* df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
(df_ref_remove): Likewise.
2009-11-17 Jan Hubicka <jh@suse.cz>
* ipa-struct-reorg.c (update_cgraph_with_malloc_call): Fix profile
info.
2009-11-17 Eric Botcazou <ebotcazou@adacore.com>
* toplev.c (process_options): Remove dead code.
* doc/invoke.texi (-frename-registers): Mention -fpeel-loops.
2009-11-17 Rafael Avila de Espindola <espindola@google.com>
* lto-symtab.c (lto_symtab_resolve_symbols): Always initialize the
nodes.
2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR tree-optimization/41857
* tree-ssa-address.c (move_hint_to_base): Use void pointer to
TYPE's address space instead of pointer to TYPE.
2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* reload.c (find_reloads_address): Fix typo.
2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
registers in leaf functions if possible.
2009-11-17 Maxim Kuvyrkov <maxim@codesourcery.com>
* config/m68k/m68k-devices.def: Add MCF5441x family.
2009-11-17 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not access
removed node.
* cgraphunit.c (verify_cgraph_node): Verify frequencies for match.
2009-11-17 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (x86_64_szext_general_operand): Do not
nest ior expressions.
(x86_64_szext_nonmemory_operand): Ditto.
(call_insn_operand): Ditto.
2009-11-16 Alexandre Oliva <aoliva@redhat.com>
* stmt.c (expand_asm_stmt): Get locus from stmt.
2009-11-16 Alexandre Oliva <aoliva@redhat.com>
* tree-cfg.c (gimple_redirect_edge_and_branch) <case GIMPLE_ASM>:
Create the decl label for the new dest block on demand. Require
a fallthrough edge if no asm labels were redirected.
2009-11-16 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (cbranchsi4): Use nonimmediate_operand for
operand 1 predicate.
(cstoresi4): Ditto for operand 2.
(cbranch<mode>4): Macroize expander from cbranch{qi,hi,si,di,ti}4
patterns using SDWIM mode iterator.
(cstore<mode>4): Macroize expander from cstore{qi,hi,si,di}4 patterns
using SWIM mode iterator.
(cmpdi_1): Rename from cmpdi_1_rex64.
(cmp<mode>_1): Macroize expander from cmp{si,di}_1 patterns using
SWI48 mode iterator.
(*cmp<mode>_1): Macroize insn from *cmp{qi,hi,si,di}_1_insn patterns
using SWI mode iterator.
(*cmp<mode>_ccno_1): Ditto from *cmp{qi,hi,si,di}_ccno_1.
(*cmp<mode>_minus_1): Ditto from *cmp{qi,hi,si,di}_minus_1.
(*cmpqi_ext_3_insn): Make private.
(*cmpqi_ext_3_insn_rex64): Make private.
(cmpstrnsi): Update for renamed cmpdi_1_rex64.
* config/i386/predicates.md (cmpsi_operand): Remove.
2009-11-16 Paul Brook <paul@codesourcery.com>
* doc/invoke.texi: Document ARM VFPv4 based FPUs.
* config/arm/arm.c (all_fpus): Add VFPv4 entries.
2009-11-14 Jan Hubicka <jh@suse.cz>
* cgraphbuild.c (compute_call_stmt_bb_frequency): Use proper
ENTRY_BLOCK_PTR.
* cgraph.c (cgraph_clone_edge): Avoid freq_scale 0 to completely
zero out all callees.
* cgraphunit.c (verify_cgraph_node): Verify cgraph nodes for
frequency and count match.
* ipa-inline.c (update_noncloned_frequencies): New function.
(cgraph_clone_inlined_nodes): Use it.
* tree-inline.c (copy_bb): Fix frequency scaling; output
diagnostic on frequency mismatches to dump file.
(initialize_cfun): Do not scale frequency; fix count scaling;
initialize entry and exit block frequencies; copy profile info.
(copy_cfg_body): Use frequency_scale as argument; fix count scaling.
(copy_body): Use frequency_scale as argument.
(expand_call_inline): Compute frequency scale and output diagnostic
to dump file.
(delete_unreachable_blocks_update_callgrah): Remove checking that
has to be done after edge redirection.
(tree_function_versioning): Update initialize_cfun and copy_body call.
2009-11-14 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_release_function_body): Update use of
ipa_transforms_to_apply.
(cgraph_remove_node): Remove ipa_transforms_to_apply.
* cgraph.h (struct cgraph_node): Add ipa_transforms_to_apply.
* cgraphunit.c (save_inline_function_body): Clear ipa_transforms for
copied body.
(cgraph_materialize_clone): Remove original if dead.
* lto-streamer-in.c (lto_read_body): Remove FIXME and
ipa_transforms_to_apply hack.
* function.h (struct function): Add ipa_transforms_to_apply.
* ipa.c (cgraph_remove_unreachable_nodes): Handle dead clone originals.
* tree-inline.c (copy_bb): Update sanity check.
(initialize_cfun): Do not copy ipa_transforms_to_apply.
(expand_call_inline): remove dead clone originals.
(tree_function_versioning): Merge transformation queues.
* passes.c (add_ipa_transform_pass): Remove.
(execute_one_ipa_transform_pass): Update ipa_transforms_to_apply
tracking.
(execute_all_ipa_transforms): Update.
(execute_one_pass): Update.
2009-11-14 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
PR target/21078, 21080
* config/avr/avr.c (avr_return_addr_rtx): New function for
builtin_return_address.
(expand_prologue): Calculate stack usage.
(avr_asm_function_end_prologue): Output stack size and offset label.
* config/avr/avr.h (RETURN_ADDR_RTX): Replace.
(machine_function): Add stack_usage.
* config/avr/avr-protos.h (avr_return_addr_rtx): New function.
2009-11-14 Anatoly Sokolov <aesok@post.ru>
* config/iq2000/iq2000.c (iq2000_function_value): Make static, add
new 'outgoing' argument.
(iq2000_libcall_value, iq2000_function_value_regno_p): New functions.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
* config/iq2000/iq2000.h (FUNCTION_VALUE_REGNO_P): Redefine, use
iq2000_function_value_regno_p.
(FUNCTION_VALUE, LIBCALL_VALUE): Remove.
* config/iq2000/iq2000-protos.h (iq2000_function_value_regno_p):
Declare.
2009-11-14 Richard Earnshaw <rearnsha@arm.com>
PR target/42031
* arm.md (adddi_sesidi_di): Place tied contraint first.
(adddi_zesidi_di, subdi_di_zesidi, subdi_di_sesidi): Likewise
(subdi_zesidi_di, subdi_sesidi_di): Likewise.
(mulsi3_compare0, mulsi_compare0_scratch): Likewise.
(mulsi3addsi, mulsi3addsi_compare0): Likewise.
(mulsi3addsi_compare0_scratch, smulsi3_highpart_nov6): Likewise.
(umulsi3_highpart_nov6, anddi_zesidi_di, anddi_sesdi_di): Likewise.
(anddi_notdi_di, iordi_sesidi_di, xordi_sesidi_di): Likewise.
(andsi_iorsi3_notsi, arm_ashldi3_1bit, arm_ashrdi3_1_bit): Likewise.
(arm_lshrdi3_1bit, one_cmpldi2): Likewise.
2009-11-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (call_register_no_elim_operand):
New predicate. Reject stack register as valid call operand
for 32bit targets.
(call_insn_operand): Use call_register_no_elim_operand.
2009-11-13 Richard Henderson <rth@redhat.com>
* function.c (stack_protect_prologue): Don't bypass expand_expr
for stack_protect_guard and guard_decl.
(stack_protect_epilogue): Likewise.
2009-11-13 Jan Hubicka <jh@suse.cz>
* ipa.c (function_and_variable_visibility): Clear COMDAT on functions
when to PUBLIC is set.
2009-11-13 Jakub Jelinek <jakub@redhat.com>
PR middle-end/42029
* gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
tmp_load if needed.
2009-11-13 Uros Bizjak <ubizjak@gmail.com>
PR target/41900
* config/i386/i386.md (*call_pop_1, *call_1, *call_value_pop_1,
*call_value_1): Use "lsm" as operand 1 constraint.
* config/i386/predicates.md (call_insn_operand): Depend on
index_register_operand to avoid %esp register.
2009-11-13 Uros Bizjak <ubizjak@gmail.com>
Revert:
2009-11-03 Uros Bizjak <ubizjak@gmail.com>
PR target/41900
* config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
(TARGET_CALL_ESP): New define.
* config/i386/i386.c (initial_ix86_tune_features): Initialize
X86_ARCH_CALL_ESP.
* config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
*call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
*call_1, *call_value_pop_1 and *call_value_1. Depend on
TARGET_CALL_ESP.
(*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
New patterns, use "lsm" as operand 1 constraint.
* config/i386/predicates.md (call_insn_operand): Depend on
index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2009-11-13 Jason Merrill <jason@redhat.com>
PR debug/26965
* dwarf2out.c (gen_variable_die): Don't worry about DECL_COMDAT.
Don't emit a second declaration at any scope.
2009-11-13 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/41697
* sel-sched-ir.c (fallthru_bb_of_jump): Bail out when a block with
a conditional jump has a single successor.
2009-11-13 Andrey Belevantsev <abel@ispras.ru>
* sched-deps.c (init_deps): New parameter lazy_reg_last. Don't
allocate reg_last when in case lazy_reg_last is true.
(init_deps_reg_last): New.
(free_deps): When max_reg is 0, this context is already freed.
* sched-int.h (init_deps_reg_last): Export.
(init_deps): Update prototype.
* sched-ebb.c (schedule_ebb): Update the call to init_deps.
* sched-rgn.c (sched_rgn_compute_dependencies): Likewise.
* ddg.c (build_intra_loop_deps): Likewise.
* sel-sched-ir.c (copy_deps_context, create_deps_context,
reset_deps_context, deps_init_id): Likewise.
(init_first_time_insn_data): Lazy allocate INSN_DEPS_CONTEXT.
(free_data_for_scheduled_insn): New, break down from ...
(free_first_time_insn_data): ... here.
(has_dependence_p): Allocate reg_last now, when it is needed.
(extend_insn_data): When maximal LUID is big enough, allocate
per-insn data in smaller chunks.
* sel-sched-ir.h (free_data_for_scheduled_insn): Export.
* sel-sched.c (update_seqnos_and_stage): Free INSN_DEPS_CONTEXT
in scheduled insn.
2009-11-13 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (call_value): Fix comment.
(sibcall_value): Ditto.
2009-11-13 Eric Botcazou <ebotcazou@adacore.com>
* config/i386/linux-unwind.h (x86_frob_update_context): New function.
(MD_FROB_UPDATE_CONTEXT): Define.
2009-11-12 Eric Botcazou <ebotcazou@adacore.com>
Laurent GUERBY <laurent@guerby.net>
* config/sparc/linux-unwind.h (sparc64_fallback_frame_state): Tidy.
Do not schedule an %sp restore. Compensate for RETURN_ADDR_OFFSET.
(sparc_fallback_frame_state): Tidy. Compensate for RETURN_ADDR_OFFSET.
2009-11-12 Jan Hubicka <jh@suse.cz>
* ipa.c (function_and_variable_visibility): Fix my accidentail commit
and clear DECL_COMMON on localized declarations.
2009-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
PR rtl-opt/38582
* regrename.c (struct du_head): New structure; some elements moved
from...
(struct du_chain): ... this one.
(open_chains, closed_chains): Now of type struct du_head *.
(do_replace): Accept du_head argument, not du_chain. All callers
changed. Modified code to match new data structures.
(build_def_use): Return a list of du_head structures. Modified code
to match new data structures.
(dump_def_use_chain): Accept du_head argument, not du_chain. All
callers changed. Modified code to match new data structures.
(merge_overlapping_regs): Accept du_head argument, not du_chain. All
callers changed. Modified code to match new data structures.
(scan_rtx_reg): Change type of this_regno and this_nregs to unsigned.
Allocate a du_head structure as well as a du_chain when creating a
new chain. Modified other code to match new data structures.
2009-11-12 Jan Hubicka <jh@suse.cz>
* cgraph.h (varpool_node_name): Declare.
* cgraphunit.c (process_function_and_variable_attributes): Set
force_output flag on used variables.
* ipa.c (function_and_variable_visibility): Dump externally visible
and needed variables.
* varpool.c (varpool_node_name): Export.
(decide_is_variable_needed): Check COMDAT for externally visible vars;
ignore needed flag.
2009-11-12 Uros Bizjak <ubizjak@gmail.com>
PR middle-end/41930
* simplify-rtx.c (simplify_replace_fn_rtx) <case 'e'>: Skip
processing if XEXP (x, i) is NULL.
2009-11-12 Jan Hubicka <jh@suse.cz>
* ipa.c (function_and_variable_visibility): Verify that WEAK || COMMON
imply PUBLIC || EXTERNAL.
2009-11-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
PR middle-end/41440
* cfgexpand.c (expand_gimple_basic_block): Append NOP to a fallthru,
single successor block, ending with jump created by RTL expander.
2009-11-11 Jan Hubicka <jh@suse.cz>
PR middle-end/41729
* ipa.c (function_and_variable_visibility): Do not privatize COMDAT
and WEAK variables at -fwhole-program.
PR middle-end/41735
* ipa.c (whole_program_function_and_variable_visility): COMDAT
functions/variables are not needed even if they are externally visible.
2009-11-11 Jan Hubicka <jh@suse.cz>
(patch by Richard Guenther)
* lto-streamer-out.c (output_function): Output head of argument list
earlier.
* lto-streamer-in.c (input_function): Re-map arguments into merged
declaration.
2009-11-11 Jan Hubicka <jh@suse.cz>
* lto-cgraph.c: Include gcov-io.h
(output_profile_summary): New function.
(output_cgraph): Use it.
(input_profile_summary): New function.
(input_cgraph): Use it.
* coverage.c (build_ctr_info_value): Use varpool; initalize
DECL_ASSEMBLER_NAME.
(create_coverage): Likewise.
* tree-profile.c (tree_init_ic_make_global_vars): Likewise.
(tree_init_edge_profiler): Likewise.
* Makefile.in (lto-cgraph.o): Add dependency on gcov-io.h.
2009-11-11 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
* c-pragma.c (def_pragma_macro_value): Likewise.
(def_pragma_macro): Likewise.
(pushed_macro_table): Likewise.
(HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
* doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
2009-11-11 Basile Starynkevitch <basile@starynkevitch.net>
* doc/plugins.texi (Registering custom attributes): section
renamed as (Registering custom attributes or pragmas).
Mentions custom attributes & pragmas, and c_register_pragma, with
a small example.
* doc/cpp.texi (Pragmas): Mentions that plugins can provide their
pragmas.
* doc/extend.texi (Function Attributes): Mentions that plugin can
provide their attributes.
2009-11-11 Jon Beniston <jon@beniston.com>
* config.gcc: Add lm32 elf and uclinux targets.
* config/lm32: New directory.
* config/lm32/lm32.c: New file.
* config/lm32/lm32.h: New file.
* config/lm32/lm32.md: New file.
* config/lm32/lm32.opt: New file.
* config/lm32/lm32-protos.h: New file.
* config/lm32/constraints.md: New file.
* config/lm32/predicates.md: New file.
* config/lm32/sfp-machine.h: New file.
* config/lm32/t-fprules-softfp: New file.
* config/lm32/uclinux-elf.h: New file.
* doc/invoke.texi: Document lm32 options.
* doc/contrib.texi: Document lm32 porter.
* doc/install.texi: Document lm32 targets.
2009-11-11 Martin Jambor <mjambor@suse.cz>
PR lto/41932
* ipa-prop.c (ipa_update_after_lto_read): Call
ipa_check_create_node_params and ipa_check_create_edge_args. Also
call ipa_initialize_node_params instead of ipa_populate_param_decls.
2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.c (neon_vdup_constant, neon_make_constant): New.
(neon_expand_vector_init): Use them. Also handle non-constant
vectors with identical elements and vectors with only one
non-constant element.
(arm_print_operand): Handle 'y' modifier.
* config/arm/arm-protos.h (neon_make_constant): Declare.
* config/arm/neon.md (neon_vdup_n<mode>): Split into two
patterns. Use VX instead of VDQW for the first one. Allow
a VFP alternative and V32 modes for the second one.
* config/arm/neon.ml (shape_elt): Add Alternatives.
(ops): Use Alternatives for vdup lane instructions.
* config/arm/neon-testgen.ml (analyze_shape): Handle Alternatives.
* config/arm/vec-common.md (mov<mode>): Use neon_make_constant.
2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/neon.md (*neon_mov<mode>): Reject two non-register
operands.
(movti, mov<mode>): Call force_reg on one operand if required.
* config/arm/vec-common.md (mov<mode>): Likewise.
2009-11-11 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.c (arm_override_options): Enable scheduling for
Thumb-2.
2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
PR target/10127
PR ada/20548
* expr.h (anti_adjust_stack_and_probe): Declare.
* explow.c (anti_adjust_stack_and_probe): Make global, add ADJUST_BACK
parameter and rewrite head comment.
(allocate_dynamic_stack_space): Adjust call to above function.
* function.c (expand_function_end): Handle STACK_CHECK_MOVING_SP.
* tree.h (dwarf2out_args_size): Delete.
* dwarf2out.c (dwarf2out_args_size): Make static and move around.
(dwarf2out_args_size_adjust): Delete prototype and move around.
(dwarf2out_frame_debug_expr): Do not record arg size adjustments for
ACCUMULATE_OUTGOING_ARGS targets.
2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (print_operand) <')'>: Test for a non-null
DECL_SIZE of DECL_RESULT before evaluating it.
2009-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR tree-optimization/41987
* fold-const.c (const_binop): Avoid using fold_buildN().
2009-11-10 Martin Jambor <mjambor@suse.cz>
* tree-pass.h (struct ipa_opt_pass_d): Added stmt_fixup field.
(execute_all_ipa_stmt_fixups): Declare.
* ipa-cp.c (pass_ipa_cp): Added stmt_fixup value.
* ipa-inline.c (pass_ipa_inline): Likewise.
* ipa-pure-const.c (pass_ipa_pure_cons): Likewise.
* ipa-reference.c (pass_ipa_reference): Likewise.
* ipa.c (pass_ipa_whole_program_visibility): Likewise.
* lto-streamer-out.c (pass_ipa_lto_gimple_out): Likewise.
(pass_ipa_lto_finish_out): Likewise.
* lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Likewise.
* passes.c (execute_ipa_stmt_fixups): New function.
(execute_all_ipa_stmt_fixups): New function.
* lto-streamer-in.c (input_function): Call execute_all_ipa_stmt_fixups.
2009-11-10 Eric Botcazou <ebotcazou@adacore.com>
PR ada/20548
* explow.c (probe_stack_range): Fix typo.
* config/sparc/sparc.md (probe_stack): New expander.
2009-11-09 Dave Korn <dave.korn.cygwin@gmail.com>
* config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
2009-11-09 Jason Merrill <jason@redhat.com>
* gdbinit.in (pgq): New function for printing gimple sequence.
2009-11-09 Paul Brook <paul@codesourcery.com>
Daniel Jacobowitz <dan@codesourcery.com>
Sandra Loosemore <sandra@codesourcery.com>
* doc/extend.texi (Half-Precision): Update wording to reflect
that there are now multiple -mfpu options that enable fp16
hardware support.
* doc/invoke.texi: Update list of ARM -mfpu= options.
* config.gcc: Update ARM --with-fpu option list.
* config/arm/arm.c (all_fpus): Add vfpv3-fp16, vfpv3-d16-fp16,
vfpv3xd and vfpv3xd-fp16.
(use_vfp_abi): New function.
(aapcs_vfp_is_call_or_return_candidate): Avoid double precision regs
when undesirable.
(aapcs_vfp_is_return_candidate, aapcs_vfp_is_call_candidate,
aapcs_vfp_allocate_return_reg): Use use_vfp_abi.
(arm_rtx_costs_1, arm_size_rtx_costs, arm_fastmul_rtx_costs,
arm_9e_rtx_costs): Only expect double-precision operations if the FPU
provides them.
(coproc_secondary_reload_class): Reload HFmode via GENERAL_REGS if no
NEON.
(arm_print_operand): Handle 'p' modifier.
(arm_hard_regno_mode_ok): : Allow HFmode in VFP registers if
TARGET_FP16.
* config/arm/arm.h (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Define.
(TARGET_FP16): Define.
* config/arm/vfp.md: Disable double-precision patterns if the FPU
does not provide them.
(arm_movdi_vfp, thumb2_movdi_vfp): Use fcpys to move
double-precision values on a single-precision FPU.
(movdf_vfp, thumb2_movdf_vfp): Likewise. Use "Dy" for
double-precision constants.
(movhf_vfp_neon): New pattern (was movhf_vfp).
(movhf_vfp): Remove NEON instructions.
* config/arm/constraints.md: Add new "Dy" constraint for
double-precision constants. Update description of "Dv".
* config/arm/arm.md: Disable double-precision patterns if the FPU
does not provide them
2009-11-09 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (print_operand) <case 'D'>: Fix formatting.
(print_operand) <case 'Y'>: Likewise. Fix a pasto in operand lossage
diagnostics.
2009-11-08 H.J. Lu <hongjiu.lu@intel.com>
* collect2.c (main): Search PLUGIN_LD for plugin linker.
* configure.ac (--with-plugin-ld): New. Default to ld.
* configure: Regenerated.
* config.in: Likewise.
* exec-tool.in (ORIGINAL_PLUGIN_LD_FOR_TARGET): New.
(collect-ld): Use ORIGINAL_PLUGIN_LD_FOR_TARGET for -plugin.
2009-11-08 Jonathan Gray <jsg@openbsd.org>
* config/openbsd-stdint.h: Change to reflect what
c_common_nodes_and_builtins expects.
2009-11-08 Paolo Carlini <paolo.carlini@oracle.com>
* builtins.c (apply_args_reg_offset): Remove commented out delaration.
2009-11-08 Jakub Jelinek <jakub@redhat.com>
PR target/41985
* config/i386/i386.c (get_some_local_dynamic_name): Don't assert
function contains at least one local dynamic name.
(print_operand) <case '&'>: Instead output operand lossage diagnostics
here if that happens.
2009-11-08 Zbigniew Chamski <zbigniew.chamski@gmail.com>
Joern Rennecke <amylaar@spamcop.net>
* cfgrtl.c (pass_free_cfg): Add pass name.
* cgraphbuild.c (pass_build_cgraph_edges): Likewise.
(pass_rebuild_cgraph_edges, pass_remove_cgraph_callee_edges): Likewise.
* dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Change pass name.
* df-core.c (pass_df_initialize_no_opt): Likewise.
* except.c (pass_rtl_eh): Likewise.
* function.c (pass_init_function, pass_leaf_regs): Likewise.
* gcse.c (pass_rtl_pre): Change pass name.
* passes.c (pass_postreload): Add pass name.
(make_pass_instance): Don't use duplicate-tracking logic for
names starting with '*'.
(next_pass_1): Assert that pass has a name.
(register_one_dump_file): If there is an space in the name,
skip past it.
* predict.c (pass_strip_predict_hints): Add pass name.
* reg-stack.c (pass_stack_regs): Likewise.
* stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
* tree-cfg.c (pass_warn_function_return,
pass_warn_function_noreturn): Add pass name.
* tree-dfa.c (pass_referenced_vars): Likewise.
* tree-optimize.c (pass_cleanup_cfg_post_optimizing):
Fix whitespace before comment.
(pass_fixup_cfg): Add pass name, fix whitespace before comment.
(pass_init_datastructures): Add pass name.
* tree-ssa-loop.c (pass_record_bounds): Likewise.
* tree-ssa.c (pass_early_warn_uninitialized,
pass_late_warn_uninitialized): Likewise.
* tree.c (pass_ipa_free_lang_data): Likewise.
* doc/passes.texi (pass manager): Document how to disambiguate
pass names.
2009-11-08 Paolo Bonzini <bonzini@gnu.org>
* df-problems.c: Fix documentation for forward simulation of LR.
(df_simulate_one_insn_forwards): Use df_simulate_find_defs.
(df_simulate_finalize_forwards): Remove.
* df.h (df_simulate_finalize_forwards): Remove.
2009-11-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (build_succ_graph): Properly make
variables escape if they are stored to anything.
2009-11-08 Richard Guenther <rguenther@suse.de>
PR rtl-optimization/41928
* loop-invariant.c (free_loop_data): If we didn't allocate
loop data do not try to free it.
2009-11-07 Jason Merrill <jason@redhat.com>
* tree.c (reconstruct_complex_type): Preserve attributes.
2009-11-07 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (build_succ_graph): Feed stores
to anything only to variables that can take pointers.
(get_constraint_for_ssa_var): Properly exclude full
variables from expanding.
(first_vi_for_offset): Avoid overflow in arithmetic.
(first_or_preceding_vi_for_offset): Likewise.
(count_num_arguments): Fix implementation.
(gate_ipa_pta): Do not run when not optimizing.
2009-11-07 David Binderman <dcb314@hotmail.com>
* builtins.c (apply_args_size, expand_builtin_mathfn, expand_powi,
expand_builtin_expect, maybe_emit_sprintf_chk_warning): Remove some
set but not used variables.
(apply_args_reg_offset): Comment out as unused.
* calls.c (flags_from_decl_or_type): Likewise.
* genautomata.c (check_regexp_units_distribution): Likewise.
2009-11-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (xop_pmacsww, xop_pmacssww, xop_pmacsdd,
xop_pmacssdd, xop_pmacssdql, xop_pmacssdqh, xop_pmacsdql,
*xop_pmacsdql_mem, xop_pmacsdqh, *xop_pmacsdqh_mem, xop_pmacsswd,
xop_pmacswd, xop_pmadcsswd, xop_pmadcswd, xop_pcmov_<mode>,
xop_pcmov_<mode>256, xop_pperm, xop_pperm_pack_v2di_v4si,
xop_pperm_pack_v4si_v8hi, xop_pperm_pack_v8hi_v16qi): Compress
operand alternatives.
2009-11-06 Michael Matz <matz@suse.de>
PR middle-end/41963
* tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
of a potential reciprocal to really be reciprocals.
2009-11-06 Jakub Jelinek <jakub@redhat.com>
* config/i386/x86intrin.h: Include fma4intrin.h, xopintrin.h and
lwpintrin.h after immintrin.h.
* config/i386/fma4intrin.h (__v8sf, __v4df, __m256, __m256d): Remove
typedefs.
PR middle-end/41935
* c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
or non-constant index, allow index one past the last element and
allow exceeding array bound in arrays that might be used as flexible
array members.
2009-11-05 Richard Henderson <rth@redhat.com>
* config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
2009-11-05 Paul Brook <paul@codesourcery.com>
* config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
(arm_fpu_desc): New.
(all_fpus): Add FPU details.
(fp_model_for_fpu): Remove.
(arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
(arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
(arm_file_start): Use arm_fpu_desc.
* config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
arm_fpu_desc.
(TARGET_FPA_EMU2): Define.
(arm_fp_model, fputype, arm_fpu_tune): Remove.
(vfp_reg_type, arm_fpu_desc): New.
* config/arm/arm.md (attr fpu): Simplify.
* config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
* config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
* config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
* config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
* config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
2009-11-05 Michael Matz <matz@suse.de>
* config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
on TARGET_RECIP.
* doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
for 1/sqrtf.
2009-11-04 Jason Merrill <jason@redhat.com>
PR c++/36912
* varasm.c (initializer_constant_valid_p): A PLUS_EXPR
or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
(output_constant): Avoid crash after error.
2009-11-05 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (struct access): Changed comment of next_sibling field.
(analyze_modified_params): Loop over accesses of a group rather than
over all with the ame base, pass a common bitmap to
walk_aliased_vdefs.
(unmodified_by_ref_scalar_representative): Build link lists of
accesses of a group.
(splice_param_accesses): Likewise.
2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-scan.c (df-uses-record): Add case zero_extract of mem.
2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
PR target/10127
PR ada/20548
* config/i386/i386.md (probe_stack): New expander.
(logical operation peepholes): Do not split stack checking probes.
2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* doc/invoke.texi (-mlwp): Add documentation.
* doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
* config.gcc (i[34567]86-*-*): Include lwpintrin.h.
(x86_64-*-*): Ditto.
* config/i386/lwpintrin.h: New file, provide x86 compiler
intrinisics for LWP.
* config/i386/cpuid.h (bit_LWP): Define LWP bit.
* config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
* config/i386/i386-c.c (ix86_target_macros_internal): Check
ISA_FLAG for LWP.
* config/i386/i386.h (TARGET_LWP): New macro for LWP.
* config/i386/i386.opt (-mlwp): New switch for LWP support.
* config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
(OPTION_MASK_ISA_LWP_UNSET): New.
(ix86_handle_option): Handle -mlwp.
(isa_opts): Handle -mlwp.
(enum pta_flags): Add PTA_LWP.
(override_options): Add LWP support.
(IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
(IX86_BUILTIN_LLWPCB32): Ditto.
(IX86_BUILTIN_LLWPCB64): Ditto.
(IX86_BUILTIN_SLWPCB16): Ditto.
(IX86_BUILTIN_SLWPCB32): Ditto.
(IX86_BUILTIN_SLWPCB64): Ditto.
(IX86_BUILTIN_LWPVAL16): Ditto.
(IX86_BUILTIN_LWPVAL32): Ditto.
(IX86_BUILTIN_LWPVAL64): Ditto.
(IX86_BUILTIN_LWPINS16): Ditto.
(IX86_BUILTIN_LWPINS32): Ditto.
(IX86_BUILTIN_LWPINS64): Ditto.
(enum ix86_special_builtin_type): Add LWP intrinsic support.
(builtin_description): Ditto.
(ix86_init_mmx_sse_builtins): Ditto.
(ix86_expand_special_args_builtin): Ditto.
* config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
LWP support.
(UNSPEC_SLWP_INTRINSIC): Ditto.
(UNSPECV_LWPVAL_INTRINSIC): Ditto.
(UNSPECV_LWPINS_INTRINSIC): Ditto.
(lwp_llwpcbhi1): New lwp pattern.
(lwp_llwpcbsi1): Ditto.
(lwp_llwpcbdi1): Ditto.
(lwp_slwpcbhi1): Ditto.
(lwp_slwpcbsi1): Ditto.
(lwp_slwpcbdi1): Ditto.
(lwp_lwpvalhi3): Ditto.
(lwp_lwpvalsi3): Ditto.
(lwp_lwpvaldi3): Ditto.
(lwp_lwpinshi3): Ditto.
(lwp_lwpinssi3): Ditto.
(lwp_lwpinsdi3): Ditto.
2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
PR rtl-opt/41833
* simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
a vec_duplicate.
2009-11-04 Richard Guenther <rguenther@suse.de>
Rafael Avila de Espindola <espindola@google.com>
* gcc.c (process_command): Handle arguments name@offset.
2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* config.gcc (i[34567]86-*-*): Include xopintrin.h.
(x86_64-*-*): Ditto.
* config/i386/xopintrin.h: New file, provide common x86 compiler
intrinisics for XOP.
* config/i386/cpuid.h (bit_XOP): Define XOP bit.
* config/i386/x86intrin.h: Add XOP check and xopintrin.h.
* config/i386/i386-c.c(ix86_target_macros_internal): Check
ISA_FLAG for XOP.
* config/i386/i386.h(TARGET_XOP): New macro for XOP.
* config/i386/i386.opt (-mxop): New switch for XOP support.
* config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
(UNSPEC_XOP_TRUEFALSE)
(UNSPEC_XOP_PERMUTE)
(UNSPEC_FRCZ): Add new UNSPEC for XOP support.
(PPERM_*): New constants for vpperm instruction.
(xop_pcmov_<mode>): Add XOP conditional mov instructions.
* config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
(OPTION_MASK_ISA_XOP_UNSET): New.
(OPTION_MASK_ISA_XOP_UNSET): Change definition to depend on XOP.
(ix86_handle_option): Handle -mxop.
(isa_opts): Handle -mxop.
(enum pta_flags): Add PTA_XOP.
(override_options): Add XOP support.
(print_operand): Add code for XOP compare instructions.
(ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
(ix86_expand_int_vcond): Extend for XOP compare instruction.
(IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
(IX86_BUILTIN_VPCMOV_V2DI): Ditto.
(IX86_BUILTIN_VPCMOV_V4SI): Ditto.
(IX86_BUILTIN_VPCMOV_V8HI): Ditto.
(IX86_BUILTIN_VPCMOV_V16QI): Ditto.
(IX86_BUILTIN_VPCMOV_V4SF): Ditto.
(IX86_BUILTIN_VPCMOV_V2DF): Ditto.
(IX86_BUILTIN_VPCMOV256): Ditto.
(IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
(IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
(IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
(IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
(IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
(IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
(IX86_BUILTIN_VPPERM): Ditto.
(IX86_BUILTIN_VPMACSSWW): Ditto.
(IX86_BUILTIN_VPMACSWW): Ditto.
(IX86_BUILTIN_VPMACSSWD): Ditto.
(IX86_BUILTIN_VPMACSWD): Ditto.
(IX86_BUILTIN_VPMACSSDD): Ditto.
(IX86_BUILTIN_VPMACSDD): Ditto.
(IX86_BUILTIN_VPMACSSDQL): Ditto.
(IX86_BUILTIN_VPMACSSDQH): Ditto.
(IX86_BUILTIN_VPMACSDQL): Ditto.
(IX86_BUILTIN_VPMACSDQH): Ditto.
(IX86_BUILTIN_VPMADCSSWD): Ditto.
(IX86_BUILTIN_VPMADCSWD): Ditto.
(IX86_BUILTIN_VPHADDBW): Ditto.
(IX86_BUILTIN_VPHADDBD): Ditto.
(IX86_BUILTIN_VPHADDBQ): Ditto.
(IX86_BUILTIN_VPHADDWD): Ditto.
(IX86_BUILTIN_VPHADDWQ): Ditto.
(IX86_BUILTIN_VPHADDDQ): Ditto.
(IX86_BUILTIN_VPHADDUBW): Ditto.
(IX86_BUILTIN_VPHADDUBD): Ditto.
(IX86_BUILTIN_VPHADDUBQ): Ditto.
(IX86_BUILTIN_VPHADDUWD): Ditto.
(IX86_BUILTIN_VPHADDUWQ): Ditto.
(IX86_BUILTIN_VPHADDUDQ): Ditto.
(IX86_BUILTIN_VPHSUBBW): Ditto.
(IX86_BUILTIN_VPHSUBWD): Ditto.
(IX86_BUILTIN_VPHSUBDQ): Ditto.
(IX86_BUILTIN_VPROTB): Ditto.
(IX86_BUILTIN_VPROTW): Ditto.
(IX86_BUILTIN_VPROTD): Ditto.
(IX86_BUILTIN_VPROTQ): Ditto.
(IX86_BUILTIN_VPROTB_IMM): Ditto.
(IX86_BUILTIN_VPROTW_IMM): Ditto.
(IX86_BUILTIN_VPROTD_IMM): Ditto.
(IX86_BUILTIN_VPROTQ_IMM): Ditto.
(IX86_BUILTIN_VPSHLB): Ditto.
(IX86_BUILTIN_VPSHLW): Ditto.
(IX86_BUILTIN_VPSHLD): Ditto.
(IX86_BUILTIN_VPSHLQ): Ditto.
(IX86_BUILTIN_VPSHAB): Ditto.
(IX86_BUILTIN_VPSHAW): Ditto.
(IX86_BUILTIN_VPSHAD): Ditto.
(IX86_BUILTIN_VPSHAQ): Ditto.
(IX86_BUILTIN_VFRCZSS): Ditto.
(IX86_BUILTIN_VFRCZSD): Ditto.
(IX86_BUILTIN_VFRCZPS): Ditto.
(IX86_BUILTIN_VFRCZPD): Ditto.
(IX86_BUILTIN_VFRCZPS256): Ditto.
(IX86_BUILTIN_VFRCZPD256): Ditto.
(IX86_BUILTIN_VPCOMEQUB): Ditto.
(IX86_BUILTIN_VPCOMNEUB): Ditto.
(IX86_BUILTIN_VPCOMLTUB): Ditto.
(IX86_BUILTIN_VPCOMLEUB): Ditto.
(IX86_BUILTIN_VPCOMGTUB): Ditto.
(IX86_BUILTIN_VPCOMGEUB): Ditto.
(IX86_BUILTIN_VPCOMFALSEUB): Ditto.
(IX86_BUILTIN_VPCOMTRUEUB): Ditto.
(IX86_BUILTIN_VPCOMEQUW): Ditto.
(IX86_BUILTIN_VPCOMNEUW): Ditto.
(IX86_BUILTIN_VPCOMLTUW): Ditto.
(IX86_BUILTIN_VPCOMLEUW): Ditto.
(IX86_BUILTIN_VPCOMGTUW): Ditto.
(IX86_BUILTIN_VPCOMGEUW): Ditto.
(IX86_BUILTIN_VPCOMFALSEUW): Ditto.
(IX86_BUILTIN_VPCOMTRUEUW): Ditto.
(IX86_BUILTIN_VPCOMEQUD): Ditto.
(IX86_BUILTIN_VPCOMNEUD): Ditto.
(IX86_BUILTIN_VPCOMLTUD): Ditto.
(IX86_BUILTIN_VPCOMLEUD): Ditto.
(IX86_BUILTIN_VPCOMGTUD): Ditto.
(IX86_BUILTIN_VPCOMGEUD): Ditto.
(IX86_BUILTIN_VPCOMFALSEUD): Ditto.
(IX86_BUILTIN_VPCOMTRUEUD): Ditto.
(IX86_BUILTIN_VPCOMEQUQ): Ditto.
(IX86_BUILTIN_VPCOMNEUQ): Ditto.
(IX86_BUILTIN_VPCOMLTUQ): Ditto.
(IX86_BUILTIN_VPCOMLEUQ): Ditto.
(IX86_BUILTIN_VPCOMGTUQ): Ditto.
(IX86_BUILTIN_VPCOMGEUQ): Ditto.
(IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
(IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
(IX86_BUILTIN_VPCOMEQB): Ditto.
(IX86_BUILTIN_VPCOMNEB): Ditto.
(IX86_BUILTIN_VPCOMLTB): Ditto.
(IX86_BUILTIN_VPCOMLEB): Ditto.
(IX86_BUILTIN_VPCOMGTB): Ditto.
(IX86_BUILTIN_VPCOMGEB): Ditto.
(IX86_BUILTIN_VPCOMFALSEB): Ditto.
(IX86_BUILTIN_VPCOMTRUEB): Ditto.
(IX86_BUILTIN_VPCOMEQW): Ditto.
(IX86_BUILTIN_VPCOMNEW): Ditto.
(IX86_BUILTIN_VPCOMLTW): Ditto.
(IX86_BUILTIN_VPCOMLEW): Ditto.
(IX86_BUILTIN_VPCOMGTW): Ditto.
(IX86_BUILTIN_VPCOMGEW): Ditto.
(IX86_BUILTIN_VPCOMFALSEW): Ditto.
(IX86_BUILTIN_VPCOMTRUEW): Ditto.
(IX86_BUILTIN_VPCOMEQD): Ditto.
(IX86_BUILTIN_VPCOMNED): Ditto.
(IX86_BUILTIN_VPCOMLTD): Ditto.
(IX86_BUILTIN_VPCOMLED): Ditto.
(IX86_BUILTIN_VPCOMGTD): Ditto.
(IX86_BUILTIN_VPCOMGED): Ditto.
(IX86_BUILTIN_VPCOMFALSED): Ditto.
(IX86_BUILTIN_VPCOMTRUED): Ditto.
(IX86_BUILTIN_VPCOMEQQ): Ditto.
(IX86_BUILTIN_VPCOMNEQ): Ditto.
(IX86_BUILTIN_VPCOMLTQ): Ditto.
(IX86_BUILTIN_VPCOMLEQ): Ditto.
(IX86_BUILTIN_VPCOMGTQ): Ditto.
(IX86_BUILTIN_VPCOMGEQ): Ditto.
(IX86_BUILTIN_VPCOMFALSEQ): Ditto.
(IX86_BUILTIN_VPCOMTRUEQ): Ditto.
(enum multi_arg_type): New enum for describing the various XOP
intrinsic argument types.
(bdesc_multi_arg): New table for XOP intrinsics.
(ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
(ix86_expand_multi_arg_builtin): New function for creating XOP
intrinsics.
* config/i386/sse.md (sserotatemax): New mode attribute for XOP.
(xop_pmacsww): Ditto.
(xop_pmacssww): Ditto.
(xop_pmacsdd): Ditto.
(xop_pmacssdd): Ditto.
(xop_pmacssdql): Ditto.
(xop_pmacssdqh): Ditto.
(xop_pmacsdql): Ditto.
(xop_pmacsdql_mem): Ditto.
(xop_mulv2div2di3_low): Ditto.
(xop_pmacsdqh): Ditto.
(xop_pmacsdqh_mem): Ditto.
(xop_mulv2div2di3_high): Ditto.
(xop_pmacsswd): Ditto.
(xop_pmacswd): Ditto.
(xop_pmadcsswd): Ditto.
(xop_pmadcswd): Ditto.
(xop_pcmov_<mode>): Ditto.
(xop_pcmov_<mode>256): Ditto.
(xop_phaddbw): Ditto.
(xop_phaddbd): Ditto.
(xop_phaddbq): Ditto.
(xop_phaddwd): Ditto.
(xop_phaddwq): Ditto.
(xop_phadddq): Ditto.
(xop_phaddubw): Ditto.
(xop_phaddubd): Ditto.
(xop_phaddubq): Ditto.
(xop_phadduwd): Ditto.
(xop_phadduwq): Ditto.
(xop_phaddudq): Ditto.
(xop_phsubbw): Ditto.
(xop_phsubwd): Ditto.
(xop_phsubdq): Ditto.
(xop_pperm): Ditto.
(rotl<mode>3): Ditto.
(rotr<mode>3): Ditto.
(xop_rotl<mode>3): Ditto.
(xop_rotr<mode>3): Ditto.
(vrotr<mode>3): Ditto.
(vrotl<mode>3): Ditto.
(xop_vrotl<mode>3): Ditto.
(vlshr<mode>3): Ditto.
(vashr<mode>3): Ditto.
(vashl<mode>3
(xop_ashl<mode>3): Ditto.
(xop_lshl<mode>3): Ditto.
(ashlv16qi3): Ditto.
(lshlv16qi3): Ditto.
(ashrv16qi3): Ditto.
(ashrv2di3): Ditto.
(xop_frcz<mode>2): Ditto.
(xop_vmfrcz<mode>2): Ditto.
(xop_frcz<mode>2256): Ditto.
(xop_maskcmp<mode>3): Ditto.
(xop_maskcmp_uns<mode>3): Ditto.
(xop_maskcmp_uns2<mode>3): Ditto.
(xop_pcom_tf<mode>3): Ditto.
* doc/invoke.texi (-mxop): Add documentation.
* doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
2009-11-03 Mark Mitchell <mark@codesourcery.com>
PR driver/11810
* gcc.c (SWITCHES_NEED_SPACES): Define to "o".
* config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
* config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
2009-11-04 Richard Earnshaw <rearnsha@arm.com>
PR target/40835
* arm.md (peephole2 patterns for move and compare): New.
2009-11-04 Nick Clifton <nickc@redhat.com>
* defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
Make sure that it does not allow CONST_DOUBLEs.
* doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
* config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
* config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
* config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
* config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
* config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
* config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
* config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
* config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
* config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
* config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
* config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
* config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
* config/score/score.h (CONSTANT_ADDRESS_P): Delete.
* config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
2009-11-04 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41919
* tree-vrp.c (test_for_singularity): Properly compare values.
2009-11-04 Revital Eres <eres@il.ibm.com>
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
Consider peeling for alignment only for stores and remove
redundant assignment.
2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
PR target/41302
* config/m68k/m68k.c (m68k_reg_present_p): New static function.
(m68k_ok_for_sibcall_p): Handle different result return locations.
2009-11-04 Richard Guenther <rguenther@suse.de>
* c-opts.c (c_common_post_options): Move LTO option processing
code ...
* opts.c (decode_options): ... here.
2009-11-04 Jakub Jelinek <jakub@redhat.com>
* c-common.c (fold_offsetof_1): Use %wd instead of
HOST_WIDE_INT_PRINT_DEC.
2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
* config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
__pic__ or __PIC__.
2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
* config.gcc (vax-*-linux*): Keep the original contents of
tmake_file while adding vax/t-linux.
2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
PR target/10127
PR ada/20548
* expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
(STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
(STACK_CHECK_MOVING_SP): Likewise.
* system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
* doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
* doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
Document PROBE_STACK.
* explow.c (anti_adjust_stack_and_probe): New function.
(allocate_dynamic_stack_space): Do not directly allocate space if
STACK_CHECK_MOVING_SP, instead invoke above function.
(emit_stack_probe): Handle probe_stack insn.
(PROBE_INTERVAL): New macro.
(STACK_GROW_OPTAB): Likewise.
(STACK_GROW_OFF): Likewise.
(probe_stack_range): Use Pmode and memory_address consistently. Fix
loop condition in the small constant case. Rewrite in the general
case to be immune to wraparounds. Make sure the address of probes
is valid. Try to use [base + disp] addressing mode if possible.
* ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
checking is enabled and STACK_CHECK_MOVING_SP.
* rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
return 1 for volatile references to the stack pointer.
* tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
__builtin_alloca if stack checking is enabled.
* unwind-dw2.c (uw_identify_context): Take into account whether the
context is that of a signal frame or not.
* config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
* config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
2009-11-03 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/41917
* rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
operand isn't known to be 0, return 1.
2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.md: Fix typos.
2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
* doc/invoke.texi: Fix typo.
2009-11-03 Paul Brook <paul@codesourcery.com>
* config/arm/neon.ml (vectype): Add T_floatSF.
(string_of_vectype): Ditto.
* config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
(deftypes): Use float for float32_t.
* config/arm/arm_neon.h: Regenerate.
2009-11-03 Nick Clifton <nickc@redhat.com>
Kevin Buettner <kevinb@redhat.com>
* config/rx/predicates.md (rx_store_multiple_vector): Reverse
order of expected registers.
(rx_load_multiple_vector): Likewise.
(rx_rtsd_vector): Likewise.
* config/rx/rx.c (rx_cpu_type): New variable.
(rx_print_operand): Fix bug printing 64-bit constant values.
(rx_emit_stack_pushm): Reverse order of pushed registers.
(gen_rx_store_vector): Likewise.
(is_fast_interrupt_func): Only accept "fast_interrupt" as the
attribute name.
(is_exception_func): Rename to is_interrupt_func and only accept
"interrupt" as the attribute name.
(rx_get_stack_layout): Use new function name.
(rx_func_attr_inlinable): Likewise.
(rx_attribute_table): Remove "exception".
(rx_expand_prologue): If necessary push the accumulator register
in the prologue of interrupt functions.
(rx_expand_epilogue): If necessary pop the accumulator.
(rx_builtins): Add RX_BUILTIN_MVTIPL.
(rx_expand_builtin_stz): Remove.
(rx_expand_builtin_mvtipl): New function.
(rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
(rx_expand_builtin): Likewise.
(rx_enable_fpu): New variable.
(rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
* config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
(enum rx_cpu_types): Define.
(ASM_SPEC): Pass -m32bit-doubles on to assembler.
(INCOMING_FRAME_SP_OFFSET): Define.
(ARG_POINTER_CFA_OFFSET): Define.
(FRAME_POINTER_CFA_OFFSET): Define.
(OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
(ALLOW_RX_FPU_INSNS): Define.
* config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
fast_math_flags_set_p.
(UNSPEC_BUILTIN_MVTIPL): Define.
(revl): Rename to bswapsi2.
(bswaphi2): New pattern.
(mvtachi): Mark as volatile because it uses a register unknown to GCC.
(mvtaclo): Likewise.
(racw): Likewise.
(mvtc): Remove clobber of cc0.
(mvtcp): Delete.
(opecp): Delete.
* config/rx/rx.opt (mieee): Remove.
(fpu): Add.
(nofpu): Add.
(mcpu=): Add.
(patch=): Add.
(msave-acc-in-interrupts): Add.
* config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
(MULTILIB_DIRS): Likewise.
(MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
* doc/extend.texi: Remove description of "exception" function
attribute.
* doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
-msave-acc-in-interrupts options.
2009-11-03 Richard Guenther <rguenther@suse.de>
* c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
2009-11-03 Dodji Seketeli <dodji@redhat.com>
PR c++/38699
* c-common.c (fold_offsetof_1): Issue errors when the member
designator of the offsetof expression is not legitimate.
2009-11-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
names instead of numerical constants.
(sse_prologue_save): Ditto.
(*sse_prologue_save_insn): Ditto.
2009-11-03 Uros Bizjak <ubizjak@gmail.com>
PR target/41900
* config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
(TARGET_CALL_ESP): New define.
* config/i386/i386.c (initial_ix86_tune_features): Initialize
X86_ARCH_CALL_ESP.
* config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
*call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
*call_1, *call_value_pop_1 and *call_value_1. Depend on
TARGET_CALL_ESP.
(*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
New patterns, use "lsm" as operand 1 constraint.
* config/i386/predicates.md (call_insn_operand): Depend on
index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR tree-optimization/41857
* tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
* tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
to create_mem_ref.
* tree-ssa-address.c (move_hint_to_base): New function.
(most_expensive_mult_to_index): Add TYPE argument. Use mode and
address space associated with TYPE.
(addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
most_expensive_mult_to_index. Call move_hint_to_base.
(create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
TYPE to addr_to_parts.
2009-11-02 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/41750
* tree-sra.c (analyze_modified_params): Loop over all
representatives of components of a parameter.
2009-11-02 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/41841
* ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
local variables of not yet materialized clones.
PR debug/41893
* cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
for a VOIDmode variable.
PR c++/41774
* c-pragma.c (visstack): Change into vector of ints rather than
enum symbol_visibility.
(push_visibility): Add kind argument, push default_visibility together
with kind.
(pop_visibility): Add kind argument, return true if successful, fail
if visibility stack is empty or if stack top is of different kind.
(handle_pragma_visibility): Don't check length of visstack, instead
call pop_visibility and issue diagnostics if it failed. Pass 0
as last argument to push_visibility and pop_visibility.
* c-pragma.h (push_visibility): Add kind argument.
(pop_visibility): Likewise. Return bool instead of void.
2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
* tree.def (TARGET_MEM_REF): Update comment.
* alias.c (get_alias_set): Retrieve the original memory reference for
a TARGET_MEM_REF before proceeding.
2009-10-31 Anatoly Sokolov <aesok@post.ru>
* config/frv/frv.c (frv_function_value, frv_libcall_value,
frv_function_value_regno_p): New functions.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
* config/frv/frv.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
(FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
* config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
2009-10-31 Anatoly Sokolov <aesok@post.ru>
* config/mn10300/mn10300.c (mn10300_function_value): Make static, add
new 'outgoing' argument.
(mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
* config/mn10300/mn10300.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
LIBCALL_VALUE): Remove.
(FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
* config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
(mh10300_function_value_regno_p): Declare.
2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/cortex-a9.md: New - integer pipeline description.
2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
aborting if the sizes of the two references don't match.
2009-10-31 Toon Moene <toon@moene.org>
* ipa-inline.c (cgraph_decide_inlining):
Include reason for not inlining called-once functions in dump file.
2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
* config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
* config/arm/bpapi.h (BE8_LINK_SPEC): New define.
(LINK_SPEC): BE_LINK_SPEC added.
2009-10-30 Richard Guenther <rguenther@suse.de>
PR lto/41858
* lto-streamer.h (struct lto_file_decl_data): Remove fd member.
2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
* target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
* config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
label.
2009-10-30 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (build_ref_for_offset_1): Remove a comment.
2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
PR target/40838
* cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
first. Move assert on stack_alignment_estimated just before
setting stack_realign_needed.
(gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
Don't call update_stack_boundary.
* config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
(verride_options): Don't check ix86_force_align_arg_pointer here.
(ix86_function_ok_for_sibcall): Use it.
(ix86_update_stack_boundary): Likewise.
* config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
2009-10-30 Richard Earnshaw <rearnsha@arm.com>
* arm.md (QHSI): New mode iterator.
(movqi): If generating for thumb, then truncate any immediate to
8 bits.
* thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
with...
(thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
version.
2009-10-29 Cary Coutant <ccoutant@google.com>
PR debug/41700
* dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
locations in the source).
(store_vcall_insn): New function.
(lookup_vcall_insn): New function.
(dwarf2out_virtual_call_token): Use store_vcall_insn.
(dwarf2out_copy_call_info): New function.
(dwarf2out_virtual_call): Use lookup_vcall_insn.
* emit-rtl.c (try_split): Call copy_call_info debug hook.
* debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
* debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
(debug_nothing_rtx_rtx): New dummy hook.
* dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
(xcoff_debug_hooks): Likewise.
* sdbout.c (sdb_debug_hooks): Likewise.
* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2009-10-29 David Daney <ddaney@caviumnetworks.com>
* doc/invoke.texi (mmcount-ra-address): Document new command line
option.
* config/mips/mips.opt (mmcount-ra-address): New option.
* config/mips/mips-protos.h (mips_function_profiler): Declare new
function.
* config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
member.
(mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
(mips_function_profiler): Moved from FUNCTION_PROFILER, and
rewritten.
* config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
mips_function_profiler.
2009-10-29 Steve Ellcey <sje@cup.hp.com>
PR middle-end/37565
PR target/38018
* doc/tm.texi (OVERRIDE_OPTIONS): Update.
(TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
* optc-gen.awk (cl_target_option_restore): Include call to
targetm.override_options_after_change.
* target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
* target.h (override_options_after_change): New.
* c-common.c (parse_optimize_options): Call
targetm.override_options_after_change.
* config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
(ia64_override_options_after_change): New.
(ia64_override_options) Add call to above.
2009-10-29 Michael Matz <matz@suse.de>
* tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
(gate_convert_to_rsqrt): Ditto.
(pass_convert_to_rsqrt): Ditto.
* tree-pass.h (pass_convert_to_rsqrt): Don't declare.
* passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
to pass list.
* config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (find_best_start): Fix type of remainder to be
unsigned.
2009-10-29 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/41775
* tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
(generate_subtree_copies): Do not unshare agg.
(load_assign_lhs_subreplacements): Do not unshare rhs.
(sra_modify_assign): Do not unshare exprs.
(propagate_subacesses_accross_link): Renamed to
propagate_subaccesses_across_link.
2009-10-29 Richard Earnshaw <rearnsha@arm.com>
* arm.c (count_insns_for_constant): Rework to support counting for
thumb2 immediates as well.
(find_best_start): Split out from arm_gen_constant.
(arm_gen_constant): Rework to support XOR with immediate.
2009-10-29 Chao-ying Fu <fu@mips.com>
* config/mips/mips.c (mips_emit_unary, mips_force_unary): New
functions.
(mips_expand_synci_loop): Use the length rtx to control the
synci loop from the begin rtx that points to the first byte of
the cache line.
2009-10-28 Rafael Avila de Espindola <espindola@google.com>
* doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
2009-10-28 Rafael Avila de Espindola <espindola@google.com>
* dbxout.c (dbxout_common_check): Accept non public trees.
* dwarf2out.c (fortran_common): Accept non public trees.
2009-10-28 Rafael Avila de Espindola <espindola@google.com>
* common.opt (fuse-linker-plugin): New option.
* gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
fuse-linker-plugin.
* opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
2009-10-28 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/39715
* config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
(gen_cstoresi_ltu_thumb1): New splitter.
2009-10-28 Richard Guenther <rguenther@suse.de>
PR lto/41808
PR lto/41839
* tree-ssa.c (useless_type_conversion_p): Do not treat
conversions to pointers to incomplete types as useless.
* gimple.c (gimple_types_compatible_p): Compare struct tags,
not typedef names.
2009-10-28 Jakub Jelinek <jakub@redhat.com>
* var-tracking.c (emit_note_insn_var_location): Don't call the second
vt_expand_loc unnecessarily when location is not a register nor
memory.
PR middle-end/41837
* ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
fields don't have DECL_NAME.
PR debug/41801
* builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
call convert_memory_address on addr.
PR target/41762
* config/i386/i386.c (ix86_pic_register_p): Don't call
rtx_equal_for_cselib_p for VALUEs discarded as useless.
2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
* var-tracking.c (emit_note_insn_var_location): Get the mode of
a variable part from its REG, MEM or VALUE.
2009-10-28 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_get_alias_set): Fix comment typo.
2009-10-28 Richard Guenther <rguenther@suse.de>
* tree.c (free_lang_data_in_type): Do not call get_alias_set.
(free_lang_data): Unconditionally compute alias sets for all
standard integer types. Bail out if gate bailed out previously.
Do not reset the types_compatible_p langhook.
(gate_free_lang_data): Remove.
(struct pass_ipa_free_lang_data): Enable unconditionally.
* gimple.c (gimple_get_alias_set): Use the same alias-set for
all pointer types.
2009-10-28 Richard Guenther <rguenther@suse.de>
PR middle-end/41855
* tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
(ref_maybe_used_by_call_p_1): Fix bcopy handling.
(call_may_clobber_ref_p_1): Likewise.
* tree-ssa-structalias.c (find_func_aliases): Likewise.
* alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
2009-10-28 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/41812
Revert:
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* df-problems.c (df_md_scratch): New.
(df_md_alloc, df_md_free): Allocate/free it.
(df_md_local_compute): Only include live registers in init.
(df_md_transfer_function): Prune the in-set computed by
the confluence function, and the gen-set too.
2009-10-28 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/39715
* combine.c (simplify_comparison): Use extensions to
widen comparisons. Try an ANDing first.
2009-10-28 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/40741
* config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
a small constant is cheap.
* config/arm/arm.md (andsi3, iorsi3): Try to place the result of
force_reg on the LHS.
(xorsi3): Likewise, and split the XOR if the constant is complex
and not in Thumb mode.
2009-10-28 Paolo Bonzini <bonzini@gnu.org>
* expmed.c (emit_store_flag): Check costs before
transforming to the opposite representation.
2009-10-28 Paolo Bonzini <bonzini@gnu.org>
* config/sh/sh.md (cbranchfp4_media): Remove hack extending
cstore result to DImode.
2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.md (stuff_delay_slot): Move const_int pattern
inside the unspec vector.
2009-10-27 Richard Henderson <rth@redhat.com>
* cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
2009-10-27 Richard Henderson <rth@redhat.com>
PR c++/41819
* tree-eh.c (eh_region_may_contain_throw_map): Rename from
eh_region_may_contain_throw; update users.
(eh_region_may_contain_throw): New function.
(lower_catch): Check flag_exceptions before creating exception region.
(lower_eh_filter, lower_eh_must_not_throw): Likewise.
(lower_cleanup): Tidy existing flag_exceptions check to match.
2009-10-27 Kai Tietz <kai.tietz@onevision.com>
PR/41799
* config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
* config/i386/mingw.opt: Add fset-stack-executable.
* config/i386/i386.c (ix86_trampoline_init): Make call to
emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
defined and its value is not zero.
* doc/invoke.texi
2009-10-27 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (find_func_aliases): In IPA mode
handle calls to externally visible functions like in regular mode.
(create_variable_info_for): Do not create function infos here.
(have_alias_info): Remove write-only variable.
(solve_constraints): New function split out from common code
in compute_points_to_sets and ipa_pta_execute.
(compute_points_to_sets): Adjust.
(ipa_pta_execute): Likewise. Handle clones and externally visible
functions like in non-IPA mode.
2009-10-27 Jakub Jelinek <jakub@redhat.com>
PR c/41842
* c-typeck.c (convert_arguments): Return -1 if any of the arguments is
error_mark_node.
2009-10-27 Richard Guenther <rguenther@suse.de>
* tree-complex.c (expand_complex_div_wide): Check for
INTEGER_CST, not TREE_CONSTANT on comparison folding result.
2009-10-27 Revital Eres <eres@il.ibm.com>
PR tree-optimization/40648
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
Change decision of when to peel for alignment.
2009-10-27 Richard Guenther <rguenther@suse.de>
PR lto/41821
* gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
2009-10-27 Aldy Hernandez <aldyh@redhat.com>
PR bootstrap/41451
* fold-const.c (fold_binary_loc): Do not call
protected_set_expr_location.
2009-10-27 Wei Guozhi <carrot@google.com>
PR target/41705
* target.h (have_conditional_execution): Add a new target hook
function.
* target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
* targhooks.h (default_have_conditional_execution): Likewise.
* targhooks.c (default_have_conditional_execution): Likewise.
* doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
* config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
(arm_have_conditional_execution): New function.
* ifcvt.c (noce_process_if_block, find_if_header,
cond_exec_find_if_block, dead_or_predicable): Change the usage of
macro HAVE_conditional_execution to a target hook call.
* recog.c (peephole2_optimize): Likewise.
* sched-rgn.c (add_branch_dependences): Likewise.
* final.c (asm_insn_count, final_scan_insn): Likewise.
* bb-reorder.c (HAVE_conditional_execution): Remove it.
2009-10-26 Ben Elliston <bje@au.ibm.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
Ulrich Weigand <uweigand@de.ibm.com>
* config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
* config/spu/spu_cache.h: New file.
* config/spu/cachemgr.c: New file.
* config/spu/cache.S: New file.
* config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
(ADDR_SPACE_EA): Define.
(TARGET_ADDR_SPACE_KEYWORDS): Define.
* config/spu/spu.c (EAmode): New macro.
(TARGET_ADDR_SPACE_POINTER_MODE): Define.
(TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
(TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
(TARGET_ADDR_SPACE_SUBSET_P): Likewise.
(TARGET_ADDR_SPACE_CONVERT): Likewise.
(TARGET_ASM_SELECT_SECTION): Likewise.
(TARGET_ASM_UNIQUE_SECTION): Likewise.
(TARGET_ASM_UNALIGNED_SI_OP): Likewise.
(TARGET_ASM_ALIGNED_DI_OP): Likewise.
(ea_symbol_ref): New function.
(spu_legitimate_constant_p): Handle __ea qualified addresses.
(spu_addr_space_legitimate_address_p): New function.
(spu_addr_space_legitimize_address): Likewise.
(cache_fetch): New global.
(cache_fetch_dirty): Likewise.
(ea_alias_set): Likewise.
(ea_load_store): New function.
(ea_load_store_inline): Likewise.
(expand_ea_mem): Likewise.
(spu_expand_mov): Handle __ea qualified memory references.
(spu_addr_space_pointer_mode): New function.
(spu_addr_space_address_mode): Likewise.
(spu_addr_space_subset_p): Likewise.
(spu_addr_space_convert): Likewise.
(spu_section_type_flags): Handle "._ea" section.
(spu_select_section): New function.
(spu_unique_section): Likewise.
* config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
and __EA64__ predefined macros.
* config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
-matomic-updates switches.
* config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
(EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
$(T)cache128k.o): Likewise.
($(T)libgcc_%.a): Likewise.
* config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
* config/spu/spu.opt (-mea32/-mea64): Add switches.
(-maddress-space-conversion): Likewise.
(-mcache-size=): Likewise.
(-matomic-updates): Likewise.
* doc/invoke.texi (-mea32/-mea64): Document.
(-maddress-space-conversion): Likewise.
(-mcache-size=): Likewise.
(-matomic-updates): Likewise.
2009-10-26 Ben Elliston <bje@au.ibm.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
Ulrich Weigand <uweigand@de.ibm.com>
* doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
* c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
defined, add the named address space keywords.
(c_addr_space_name): New function.
(complete_array_type): Preserve named address space.
(handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
instead of targetm.valid_pointer_mode.
* c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
(ADDR_SPACE_KEYWORD): New macro.
(c_addr_space_name): Add prototype.
* c-tree.h (struct c_declspecs): Add address_space member.
(declspecs_add_addrspace): Add prototype.
* c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
* c-parser.c (c_parse_init): Add assertion.
(typedef enum c_id_kind): Add C_ID_ADDRSPACE.
(c_lex_one_token): Handle address space keywords.
(c_token_starts_typename): Likewise.
(c_token_starts_declspecs): Likewise.
(c_parser_declspecs): Likewise.
(c_parser_postfix_expression_after_paren_type): Diagnose compound
literal within function qualified with named address space.
* c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
address space qualifiers.
(shadow_tag_warned): Warn about useless address space qualifiers.
(quals_from_declspecs): Handle address space qualifiers.
(grokdeclarator): Likewise.
(build_null_declspecs): Likewise.
(declspecs_add_addrspace): New function.
* c-typeck.c (addr_space_superset): New function.
(qualify_type): Handle named address spaces.
(composite_type): Likewise.
(common_pointer_type): Likewise.
(comp_target_types): Likewise.
(build_conditional_expr): Likewise.
(handle_warn_cast_qual): Likewise.
(build_c_cast): Likewise.
(convert_for_assignment): Likewise.
(build_binary_op): Likewise.
(pointer_diff): Handle named address spaces. Use intermediate
integer type of sufficient size if required.
2009-10-26 Ben Elliston <bje@au.ibm.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
Ulrich Weigand <uweigand@de.ibm.com>
* doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
(TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
(TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
* target.h (struct target_def): Add pointer_mode, address_mode,
and valid_pointer_mode to addr_space substructure.
* target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
(TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
(TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
(TARGET_ADDR_SPACE_HOOKS): Add them.
* targhooks.c (target_default_pointer_address_modes_p): New function.
* target.h (target_default_pointer_address_modes_p): Add prototype.
* targhooks.c (default_addr_space_pointer_mode): New function.
(default_addr_space_address_mode): Likewise.
(default_addr_space_valid_pointer_mode): Likewise.
* targhooks.h (default_addr_space_pointer_mode): Add prototype.
(default_addr_space_address_mode): Likewise.
(default_addr_space_valid_pointer_mode): Likewise.
* output.h (default_valid_pointer_mode): Move to ...
* targhooks.h (default_valid_pointer_mode): ... here.
* varasm.c (default_valid_pointer_mode): Move to ...
* targhooks.c (default_valid_pointer_mode): ... here.
* varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
instead of targetm.valid_pointer_mode.
* fold-const.c (fit_double_type): Use int_or_pointer_precision.
* tree.c (integer_pow2p): Likewise.
(tree_log2): Likewise.
(tree_floor_log2): Likewise.
(signed_or_unsigned_type_for): Support pointer type of different size.
(int_or_pointer_precision): New function.
* tree.h (int_or_pointer_precision): Add prototype.
* stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
* varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
incoming pointer type instead of POINTER_SIZE.
* tree.c (build_pointer_type): Use appropriate pointer mode
instead of ptr_mode.
(build_reference_type): Likewise.
* expr.c (store_expr): Likewise.
(expand_expr_addr_expr): Likewise.
* tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
* cfgexpand.c (expand_debug_expr): Likewise.
* auto-inc-dec.c: Include "target.h".
(try_merge): Use appropriate address mode instead of Pmode.
(find_inc): Likewise.
* combine.c (find_split_point): Likewise.
* cselib.c (cselib_record_sets): Likewise.
* dse.c (replace_inc_dec): Likewise.
(canon_address): Likewise.
* var-tracking.c (replace_expr_with_values): Likewise.
(count_uses): Likewise.
(add_uses): Likewise.
(add_stores): Likewise.
* emit-rtl.c: Include "target.h".
(adjust_address_1): Use appropriate address mode instead of Pmode.
(offset_address): Likewise.
* explow.c (break_out_memory_refs): Likewise.
(memory_address_addr_space): Likewise.
(promote_mode): Likewise.
* expr.c (move_by_pieces): Likewise.
(emit_block_move_via_loop): Likewise.
(store_by_pieces): Likewise.
(store_by_pieces_1): Likewise.
(expand_assignment): Likewise.
(store_constructor): Likewise.
(expand_expr_addr_expr): Likewise.
(expand_expr_real_1): Likewise.
* cfgexpand.c (expand_debug_expr): Likewise.
* ifcvt.c (noce_try_cmove_arith): Likewise.
* regcprop.c (kill_autoinc_value): Likewise.
* regmove.c (try_auto_increment): Likewise.
* reload.c (find_reloads): Likewise.
(find_reloads_address): Likewise.
(find_reloads_address_1): Likewise.
* sched-deps.c: Include "target.h".
(sched_analyze_1): Use appropriate address mode instead of Pmode.
(sched_analyze_2): Likewise.
* sel-sched-dump.c: Include "target.h".
(debug_mem_addr_value): Use appropriate address mode instead of Pmode.
* stor-layout.c (layout_type): Likewise.
* tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
(multiplier_allowed_in_address_p): Likewise.
(get_address_cost): Likewise.
* varasm.c (make_decl_rtl): Likewise.
* expr.c (expand_assignment): Always convert offsets to appropriate
address mode.
(store_expr): Likewise.
(store_constructor): Likewise.
(expand_expr_real_1): Likewise.
* reload.h (form_sum): Add MODE argument.
* reload.c (form_sum): Add MODE argument, use it instead of Pmode.
Update recursive calls.
(subst_indexed_address): Update calls to form_sum.
* tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
* tree-ssa-address.c: Include "target.h".
(templates): Replace by ...
(mem_addr_template_list): ... this new vector.
(TEMPL_IDX): Handle address space numbers.
(gen_addr_rtx): Add address mode argument, use it instead of Pmode.
(addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
instead of global cache. Update call to gen_addr_rtx.
(valid_mem_ref_p): Update call to addr_for_mem_ref.
* expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
* rtl.h (convert_memory_address_addr_space): Add prototype.
(convert_memory_address): Define as macro.
* explow.c (convert_memory_address): Rename to ...
(convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
Use appropriate pointer and address modes instead of ptr_mode / Pmode.
Update recursive calls.
(memory_address_addr_space): Call convert_memory_address_addr_space.
* expmed.c (make_tree): Likewise.
* expr.c (expand_assignment): Likewise.
(expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
(expand_expr_addr_expr): Likewise. Also, update call.
* alias.c (find_base_value): Guard pointer size optimizations.
(find_base_term): Likewise.
* rtlanal.c (nonzero_bits1): Likewise.
(num_sign_bit_copies1): Likewise.
* simplify-rtx.c (simplify_unary_operation_1): Likewise.
* Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
(emit-rtl.o): Likewise.
(auto-inc-dec.o): Likewise.
(sched-deps.o): Likewise.
2009-10-26 Ben Elliston <bje@au.ibm.com>
Michael Meissner <meissner@linux.vnet.ibm.com>
Ulrich Weigand <uweigand@de.ibm.com>
* doc/extend.texi (Named Address Spaces): New section.
* coretypes.h (addr_space_t): New type.
(ADDR_SPACE_GENERIC): New define.
(ADDR_SPACE_GENERIC_P): New macro.
* doc/tm.texi (Named Address Spaces): New section.
(TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
(TARGET_ADDR_SPACE_SUBSET_P): Document.
(TARGET_ADDR_SPACE_CONVERT): Document.
* target.h (struct gcc_target): Add addr_space substructure.
* target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
(TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
(TARGET_ADDR_SPACE_SUBSET_P): Likewise.
(TARGET_ADDR_SPACE_CONVERT): Likewise.
(TARGET_ADDR_SPACE_HOOKS): Likewise.
(TARGET_INITIALIZER): Initialize addr_space hooks.
* targhooks.c (default_addr_space_legitimate_address_p): New function.
(default_addr_space_legitimize_address): Likewise.
(default_addr_space_subset_p): Likewise.
(default_addr_space_convert): Likewise.
* targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
(default_addr_space_legitimize_address): Likewise.
(default_addr_space_subset_p): Likewise.
(default_addr_space_convert): Likewise.
* doc/rtl.texi (MEM_ADDR_SPACE): Document.
* rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
(MEM_ADDR_SPACE): New macro.
* emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
address space memory attribute.
(mem_attrs_htab_hash): Handle address space memory attribute.
(mem_attrs_htab_eq): Likewise.
(set_mem_attributes_minus_bitpos): Likewise.
(set_mem_alias_set): Likewise.
(set_mem_align): Likewise.
(set_mem_expr): Likewise.
(set_mem_offset): Likewise.
(set_mem_size): Likewise.
(adjust_address_1): Likewise.
(offset_address): Likewise.
(widen_memoy_address): Likewise.
(get_spill_slot_decl): Likewise.
(set_mem_attrs_for_spill): Likewise.
(set_mem_addr_space): New function.
* emit-rtl.h (set_mem_addr_space): Add prototype.
* print-rtl.c (print_rtx): Print address space memory attribute.
* expr.c (expand_assignment): Set address space memory attribute
of generated MEM RTXes as appropriate.
(expand_expr_real_1): Likewise.
* cfgexpand.c (expand_debug_expr): Likewise.
* tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
* tree.h (struct tree_base): Add address_space bitfield. Reduce
size of "spare" bitfield.
(TYPE_ADDR_SPACE): New macro.
(ENCODE_QUAL_ADDR_SPACE): Likewise.
(DECODE_QUAL_ADDR_SPACE): Likewise.
(CLEAR_QUAL_ADDR_SPACE): Likewise.
(KEEP_QUAL_ADDR_SPACE): Likewise.
(TYPE_QUALS): Encode type address space.
(TYPE_QUALS_NO_ADDR_SPACE): New macro.
* tree.c (set_type_quals): Set type address space.
(build_array_type): Inherit array address space from element type.
* print-tree.c (print_node_brief): Print type address space.
(print_node): Likewise.
* tree-pretty-print.c (dump_generic_node): Likewise.
* explow.c (memory_address): Rename to ...
(memory_address_addr_space): ... this. Add ADDRSPACE argument.
Use address-space aware variants of memory address routines.
* recog.c (memory_address_p): Rename to ...
(memory_address_addr_space_p): ... this. Add ADDSPACE argument.
Use address-space aware variants of memory address routines.
(offsettable_address_p): Rename to ...
(offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
Use address-space aware variants of memory address routines.
* reload.c (strict_memory_address_p): Rename to ...
(strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
Use address-space aware variants of memory address routines.
(maybe_memory_address_p): Rename to ...
(maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
Use address-space aware variants of memory address routines.
* expr.h (memory_address_addr_space): Add prototype.
(memory_address): Define as macro.
* recog.h (memory_address_addr_space_p): Add prototype.
(memory_address_p): Define as macro.
(offsettable_address_addr_space_p): Add prototype.
(offsettable_address_p): Define as macro.
(strict_memory_address_addr_space_p): Add prototype.
(strict_memory_address_p): Define as macro.
* combine.c (find_split_point): Use address-space aware variants
of memory address routines.
* emit-rtl.c (operand_subword): Likewise.
(change_address_1): Likewise.
(adjust_address_1): Likewise.
(offset_address): Likewise.
* expr.c (emit_move_insn): Likewise.
(expand_assignment): Likewise.
(expand_expr_real_1): Likewise.
* recog.c (verify_changes): Likewise.
(general_operand): Likewise.
(offsettable_memref_p): Likewise.
(offsettable_nonstrict_memref_p): Likewise.
(constrain_operands): Likewise.
* reload.c (get_secondary_mem): Likewise.
(find_reloads_toplev): Likewise.
(find_reloads_address): Likewise.
(find_reloads_subreg_address): Likewise.
* reload1.c (reload): Likewise.
* rtlhooks.c (gen_lowpart_if_possible): Likewise.
* rtl.h (address_cost): Add ADDRSPACE argument.
* rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
aware variant of memory address routines.
* loop-invariant.c (create_new_invariant): Update address_cost call.
* tree-ssa-loop-ivopts.c (computation_cost): Likewise.
* fwprop.c (should_replace_address): Add ADDRSPACE argument.
Use address-space aware variant of memory address routines.
(propagate_rtx_1): Update call to should_replace_address.
* tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
argument.
* tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
ADDRSPACE argument. Use per-address-space instead of global cache.
Use address-space aware variant of memory address routines.
(get_address_cost): Likewise.
(get_computation_cost_at): Update calls.
* tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
Use address-space aware variant of memory address routines.
(create_mem_ref_raw): Update call to valid_mem_ref_p.
(most_expensive_mult_to_index): Update call to
multiplier_allowed_in_address_p.
* dwarf2out.c (modified_type_die): Output DW_AT_address_class
attribute to indicate named address spaces.
* varasm.c (get_variable_section): DECLs in named address spaces
cannot be "common".
* reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
for addresses in a non-generic address space.
* expr.c (emit_block_move_hints): Do not use libcalls for
memory in non-generic address spaces.
(clear_storage_hints): Likewise.
(expand_assignment): Likewise.
* fold-const.c (operand_equal_p): Expressions refering to different
address spaces are not equivalent.
* rtl.c (rtx_equal_p_cb): MEMs refering to different address
spaces are not equivalent.
(rtx_equal_p): Likewise.
* cse.c (exp_equiv_p): Likewise.
* jump.c (rtx_renumbered_equal_p): Likewise.
* reload.c (operands_match_p): Likewise.
* alias.c (nonoverlapping_memrefs_p): MEMs refering to different
address spaces may alias.
(true_dependence): Likewise.
(canon_true_dependence): Likewise.
(write_dependence_p): Likewise.
* dse.c (canon_address): Handle named address spaces.
* ifcvt.c (noce_try_cmove_arith): Likewise.
* tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
* expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
* convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
to handle conversions between different address spaces.
* fold-const.c (fold_convert_loc): Likewise.
(fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
* tree-pretty-print.c (dump_generic_node): Likewise.
* gimple-pretty-print.c (dump_unary_rhs): Likewise.
* tree-cfg.c (verify_gimple_assign_unary): Likewise.
* tree-inline.c (estimate_operator_cost): Likewise.
* tree-ssa.c (useless_type_conversion_p): Conversions between pointers
to different address spaces are not useless.
2009-10-26 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/41345
* cfgcleanup.c (trivially_empty_bb_p): New function.
(try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
PR debug/41828
* dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
add_name_and_src_coords_attributes, gen_namespace_die,
dwarf2out_set_name): Handle dwarf2_name returning NULL.
2009-10-26 Nick Clifton <nickc@redhat.com>
* config.gcc: Add support for RX target.
* config/rx: New directory.
* config/rx/constraints.md: New file.
* config/rx/predicates.md: New file.
* config/rx/rx.c: New file.
* config/rx/rx.h: New file.
* config/rx/rx.md: New file.
* config/rx/rx.opt: New file.
* config/rx/rx-protos.h: New file.
* config/rx/t-rx: New file.
* doc/extend.texi: Document RX function attributes.
* doc/invoke.texi: Document RX specific command line options.
* doc/contrib.texi: Document RX contribution.
* doc/md.texi: Document RX constraints.
* doc/install.texi: Document RX support.
2009-10-26 Michael Matz <matz@suse.de>
PR tree-optimization/41783
* tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
case for simple diamonds.
* tree-ssa-alias.h (get_continuation_for_phi): Declare.
* tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
argument, use alias oracle to skip some vdefs.
(phi_translate_1): Change call to above, don't allocate new
value ids if they can stay the same.
(compute_avail): Allow vuse walking when looking up references.
2009-10-26 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41826
* tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
access to re-allocated vector fields.
2009-10-26 Richard Guenther <rguenther@suse.de>
* graphite-sese-to-poly.c (check_poly_representation): Fix
compile without checking.
2009-10-26 Janus Weil <janus@gcc.gnu.org>
PR fortran/41714
* gimple.h (tree_annotate_all_with_location): Remove prototype.
* gimplify.c (tree_should_carry_location_p,
tree_annotate_one_with_location,tree_annotate_all_with_location):
Remove obsolete functions.
2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/41813
* config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
2009-10-25 Richard Guenther <rguenther@suse.de>
* lto-streamer-in.c (unpack_ts_decl_common_value_fields):
Stream DECL_RESTRICTED_P.
* lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
a note when expanding to nothing.
2009-10-25 Richard Guenther <rguenther@suse.de>
PR middle-end/41814
* tree.c (find_decls_types_r): Deal with Java overloading
BINFO_VIRTUALS for its own purpose.
2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/predicates.md (hilo_operand): New predicate.
* config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
splitter part from here ...:
(<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
op0 and op4 to match the DINS case.
(<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
PR middle-end/19154
* avr.md (QIDI): Add new mode iterator.
(sbrx_branch<mode>): Create new zero extract bit, test and jump
patterns for all QI thru DI modes combinations.
(sbrx_and_branch<mode>): Create new and based bit test and jump
patterns for QI thru SI modes.
avr.c (avr_out_sbxx_branch): Use only bit number.
2009-10-24 Jan Hubicka <jh@suse.cz>
* ipa-reference.c (check_call): Noreturn notrhow calls do not write
to memory.
(analyze_function): When analyzing noreturn nothrow call, do not
compute written stats; free bitmaps of vars early if possible.
(generate_summary): Only update bitmaps if computed.
(propagate): Only dump bitmaps if computed.
(ipa_reference_read_summary): Fix pasto.
2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
(aliasing_component_refs_p): ...this. Return true if there is no
common base and the base access types have the same alias set.
(indirect_ref_may_alias_decl_p): Adjust for above renaming.
(indirect_refs_may_alias_p): Likewise.
2009-10-23 Joseph Myers <joseph@codesourcery.com>
PR c/40033
* c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
a C_MAYBE_CONST_EXPR.
2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/41787
* config/rs6000/rs6000.c (struct machine_function): Add
vsx_or_altivec_used_p to record if vector types are used.
(rs6000_expand_to_rtl_hook): Rename from
rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
any vector operations, so if there are, we can set VRSAVE to
non-zero when only floating point vector registers are used.
(TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
(rs6000_check_vector_mode): Inner function to check if vector
types are used in the code.
(compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
vector instructions are used.
* config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
Indicate that VSX registers which overlap floating point
registers, can't be used across a call, since the ABI only states
the scalar part of the register will be saved and restored.
2009-10-23 Joseph Myers <joseph@codesourcery.com>
PR c/41673
* alias.c (get_alias_set): Call langhook before returning 0 for
types with structural equality.
* c-common.c (c_common_get_alias_set): Use alias set of element
type for arrays with structural comparison.
2009-10-23 Richard Guenther <rguenther@suse.de>
PR middle-end/41805
* cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
gimple_call_nothrow_p.
2009-10-23 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41778
* tree-ssa-pre.c (do_regular_insertion): Only insert if a
redundancy along a path in the CFG we want to optimize for speed
is going to be removed.
(execute_pre): Do partial-PRE only if the function is to be
optimized for speed.
(gate_pre): Do not turn off all of PRE when not optimizing a
function for speed.
2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_cabs): Use validate_arg().
(fold_builtin_cexp): Fix if-logic.
(fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
2009-10-22 Jeff Law <law@redhat.com>
* ira-lives.c (process_single_reg_class_operands): Update the
hard reg costs for all the hard registers desired by the
single reg class operand.
2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
* simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
for rtxes that aren't handled specially.
2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
* rtl.h (shallow_copy_rtvec): Declare.
* rtl.c (shallow_copy_rtvec): New function.
* cselib.c (cselib_subst_to_values): Use it. Only modify an
rtx field if the subrtx has changed.
2009-10-22 Anatoly Sokolov <aesok@post.ru>
* config/m32c/m32c.c (m32c_function_value_regno_p): New function.
(m32c_function_value): Make static, add new 'outgoing' argument.
(m32c_libcall_value): Make static, add new 'fun' argument.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
* config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
(FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
* config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
(m32c_function_value, m32c_libcall_value): Delete declaration.
2009-10-22 Diego Novillo <dnovillo@google.com>
* Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
2009-10-22 Razya Ladelsky <razya@il.ibm.com>
* tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
space.
2009-10-22 Richard Guenther <rguenther@suse.de>
* lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
* lto-symtab.c (struct lto_symtab_entry_def): Add node member.
(lto_symtab_merge): Do not merge cgraph nodes here.
(lto_symtab_resolve_can_prevail_p): Simplify.
(lto_symtab_resolve_symbols): Store cgraph node.
(lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
functions from the symtab.
(lto_symtab_merge_cgraph_nodes_1): New function.
(lto_symtab_merge_cgraph_nodes): Likewise.
2009-10-22 Richard Guenther <rguenther@suse.de>
PR lto/41791
* lto-streamer-out.c (lto_output_location): Stream the
system header flag.
* lto-streamer-in.c (lto_input_location): Likewise.
2009-10-22 Razya Ladelsky <razya@il.ibm.com>
* cfgloopmanip.c (duplicate_subloops): Export.
* tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
(transform_to_exit_first_loop): Duplicate bbs starting from
header up to loop->latch instead of exit->src.
Initialize control variable to the correct number of iterations.
(gather_scalar_reductions): Do not register double reductions.
(parallelize_loops): Dump which loop is tested.
Indicate whether the parallelized loop is inner or not.
Remove the innermost-loop requirement.
* cfgloop.h (duplicate_subloops): Export.
* tree-cfg.c (add_phi_args_after_redirect): New function.
(gimple_duplicate_sese_tail): Remove the no-subloops constraint.
Call duplicate_subloops.
Update number of iterations at the exit condition.
Don't redirect nexits always to the loop exit.
Redirect copied edges from latch to the loop exit.
2009-10-22 Jan Hubicka <jh@suse.cz>
* ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
flag_ltrans check.
* ipa-inline.c (cgraph_mark_inline_edge,
cgraph_decide_inlining_of_small_function,
cgraph_decide_inlining, inline_read_summary): Disable indirect
inlining for WPA for time being.
PR tree-optimize/40556
* ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
2009-10-22 Richard Guenther <rguenther@suse.de>
* lto-streamer.h (lto_symtab_clear_resolution): Remove.
* lto-symtab.c (lto_symtab_clear_resolution): Likewise.
2009-10-22 Jan Hubicka <jh@suse.cz>
PR lto/41730
* ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
global vars.
(check_call): Handle only indirect calls.
(propagate_bits): Update comment.
(write_node_summary_p): Turn bogus check to assert.
(ipa_reference_write_summary): Stream calls_read_all properly.
(ipa_reference_read_summary): Stream in calls_read_all properly.
(read_write_all_from_decl): New function.
(propagate): Handle OVERWRITABLE nodes and external calls here.
* ipa-pre-const.c (check_call): In IPA mode handle indirect
calls only.
(analyze_function): Do not check visibility here.
(add_new_function): We summary OVERWRITABLE too.
(generate_summary): Stream OVERWRITABLE nodes too.
(propagate): Handle external calls and OVERWRITABLE nodes here.
(local_pure_const): Check visibility here.
2009-10-22 Jan Hubicka <jh@suse.cz>
* ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
(pass_ipa_cp): Register them.
(ipcp_init_stage): Analyze all functions for whopr/lto.
(ipcp_propagate_stage): Skip external calls.
(ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
* ipa-reference.c (write_node_summary_p): Fix thinko about
availability.
* cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
when in ltrans, skip executing of ipa passes since everything
should've been done.
* ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
(inline_generate_summary): Likewise.
(inline_read_summary): New function.
(inline_write_summary): New function.
(pass_ipa_inline): Register new hooks.
* ipa-prop.c: Inlcude lto-streamer.h
(ipa_edge_args_vector): Update declaration.
(ipa_count_arguments, ipa_compute_jump_functions,
ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
(ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
ipa_read_node_info): New static functions.
(ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
(duplicate_array): Use xmalloc.
(duplicate_ggc_array): New.
(ipa_edge_duplication_hook): Use it.
(ipa_update_after_lto_read): New function.
* ipa-prop.h (ipa_prop_write_jump_functions,
ipa_prop_read_jump_functions): Declare.
(ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
(ipa_edge_args_vector): Move into GGC.
(ipa_check_create_edge_args): Update.
(ipa_update_after_lto_read): New.
* passes.c (ipa_write_summaries_1): When in wpa, do not write
summaries.
(ipa_read_summaries): When in ltrans, so not read summaries.
* lto-streamer.c (lto_get_section_name): Add
LTO_section_jump_functions.
* lto-streamer.h (LTO_section_jump_functions): New section.
(produce_asm): Declare.
* lto-cgraph.c (output_cgraph): Output edges in reverse order.
* lto-streamer-out.c (produce_asm): Export.
* lto-streamer-in.c: Include tree-pass.h
(input_function): Free dominance info when done.
(lto_read_body): Push ipa_inline in ltrans stage.
* gengtype.c (open_base_files): Add ipa-prop.h into includes.
* Makefile.in (GTFILES): Add ipa-prop.h
2009-10-22 Matthias Klose <doko@ubuntu.com>
* doc/install.texi: Document --enable-browser-plugin.
2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
* doc/invoke.texi (fira-loop-pressure): Update default value.
* opts.c (decode_options): Remove default value setting for
flag_ira_loop_pressure.
* config/ia64/ia64.c (ia64_override_options): Set
flag_ira_loop_pressure up for -O3.
* config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/41497
* tree-scalar-evolution.c (analyze_evolution_in_loop): Return
chrec_dont_know if the evolution function returned by follow_ssa_edge
is constant in the analyzed loop and is not compatible with the
initial value before the loop.
* tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
2009-10-21 Joseph Myers <joseph@codesourcery.com>
* config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
2009-10-21 Jakub Jelinek <jakub@redhat.com>
PR other/25507
* doc/invoke.texi: Document -print-multi-os-directory.
2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
PR c++/41313
* gcc/config/darwin10.h: Use default_emit_unwind_label.
* gcc/config/darwin.c: Disable -freorder-blocks-and-partition
when darwin_emit_unwind_label is used.
2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
* tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
order of checks.
2009-10-20 Richard Henderson <rth@redhat.com>
* tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
before emit_post_landing_pad.
2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.c (mips_binary_cost): Add new argument speed.
Use when calling rtx_costs.
(mips_rtx_costs): Fix formatting. Use argument speed rather than the
global optimize_size. Pass speed to mips_binary_cost.
2009-10-20 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
of TREE_CONSTANT.
2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
* rtl.h (simplify_replace_fn_rtx): Declare.
(wrap_constant, unwrap_constant): Delete.
* cfgexpand.c (unwrap_constant, wrap_constant): Delete.
(expand_debug_expr): Don't call wrap_constant.
* combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
(auto_adjust_pair): Fold into...
(propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
Just return a new value.
(propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
otherwise use simplify_replace_rtx.
* cselib.c (wrap_constant): Reinstate old definition.
(cselib_expand_value_rtx_1): Don't wrap constants.
* gcse.c (try_replace_reg): Don't use copy_rtx in the call to
simplify_replace_rtx.
(bypass_block): Fix formatting in calls to simplify_replace_rtx.
* reload1.c (reload): Skip all uses for an insn before adjusting it.
Use simplify_replace_rtx.
* simplify-rtx.c (simplify_replace_fn_rtx): New function,
adapted from...
(simplify_replace_rtx): ...here. Turn into a wrapper for
simplify_replace_fn_rtx.
(simplify_unary_operation): Don't unwrap CONSTs.
* var-tracking.c (check_wrap_constant): Delete.
(vt_expand_loc_callback): Don't call it.
(vt_expand_loc): Likewise.
2009-10-20 Pascal Obry <obry@adacore.com>
Eric Botcazou <ebotcazou@adacore.com>
* config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
2009-10-20 Michael Matz <matz@suse.de>
* loop-invariant.c (create_new_invariant): Use different magic number.
2009-10-20 Richard Earnshaw <rearnsha@arm.com>
PR target/39247
* arm.c (arm_override_options): Forcibly disable hot/cold block
partitioning.
2009-10-20 Alexandre Oliva <aoliva@redhat.com>
PR debug/41739
* haifa-sched.c (try_ready): Skip debug deps updating speculation
status.
2009-10-20 Richard Guenther <rguenther@suse.de>
* ggc-page.c: Include cfgloop.h.
(struct max_alignment): Drop long double, add void *.
(extra_order_size_table): Add low non-power-of-two multiples
of MAX_ALIGNMENT. Drop small type-based entries, add
tree_type, cgraph_node and loop.
* alloc-pool.c (struct allocation_object_def): Drop long double
aligning element.
2009-10-20 Jakub Jelinek <jakub@redhat.com>
PR debug/41340
* loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
referenced just in DEBUG_INSNs.
2009-10-20 Richard Guenther <rguenther@suse.de>
PR lto/41761
* gimple.c (gimple_register_type): Make sure we register
the types main variant first.
2009-10-20 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_types_compatible_p): Simplify. Move
cheap checks before hashtable queries. Add checks for
TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
* tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
without size or with size that can't be represented as a host integer.
2009-10-20 Alexandre Oliva <aoliva@redhat.com>
* tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
the removal of a debug stmt as a significant change.
2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.md: Added agen condition to operand
forwarding bypasses. Added bypass for early address generation
use of int results. Updated comments.
2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
* config/i386/i386.c: Remove signal.h #include.
2009-10-20 Jie Zhang <jie.zhang@analog.com>
* simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
* doc/rtl.texi: Document ss_abs.
2009-10-19 Jakub Jelinek <jakub@redhat.com>
* c-common.c (c_parse_error): Handle CPP_UTF8STRING.
* c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
instead of C_LEX_RAW_STRINGS.
(lex_string): Handle CPP_UTF8STRING.
* c-parser.c (c_parser_postfix_expression): Likewise.
* c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
(C_LEX_STRING_NO_JOIN): ... this.
2009-10-19 Anatoly Sokolov <aesok@post.ru>
* config/cris/cris.c (cris_function_value, cris_libcall_value,
cris_function_value_regno_p): New functions.
(cris_promote_function_mode): Update comment.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
* config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
(FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
* config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
2009-10-19 Jakub Jelinek <jakub@redhat.com>
* unwind-dw2.c (execute_stack_op): Fix operand order for
DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
* gimple-low.c (struct lower_data): Add cannot_fallthru field.
(lower_stmt) <GIMPLE_BIND>: Add comment.
<GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
and return.
<GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
Otherwise lower it and set cannot_fallthru to true.
<GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
<GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
<GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
to true for a noreturn call. Do not remove statements.
<GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
Set cannot_fallthru to false on function exit.
(gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
<GIMPLE_ASSIGN>: Remove.
2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_z10_optimize_cmp): Use
next/prev_active_insn to skip DEBUG_INSNs as well.
2009-10-19 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (output_move_neon): Use DImode in call to
adjust_address.
2009-10-19 Matthias Klose <doko@ubuntu.com>
PR target/40134
* config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2009-10-19 Jakub Jelinek <jakub@redhat.com>
* cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
PR middle-end/41738
* optabs.c (expand_binop): Make mode of shift count expression mode
of shift count not target.
Remove indent nit.
2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
* tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
case. Force using values to replace references within the statement.
(convert_local_reference_stmt): Likewise.
2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
* gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
remove a subsequent GOTO or RETURN statement.
2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
* config/avr.md (*movqi): Add zero as equally preferable constraint
as general register.
(*movhi): Ditto.
2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
* print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2009-10-17 Richard Guenther <rguenther@suse.de>
* lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2009-10-17 Richard Guenther <rguenther@suse.de>
* lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
operands in COMPONENT_REFs.
2009-10-17 Anatoly Sokolov <aesok@post.ru>
* targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
if not defined. Change type of second argument to const_rtx.
(default_function_value): Call gcc_unreachable if FUNCTION_VALUE
macro not defined.
* targhooks.h (default_libcall_value): Update prototype.
* target.h (struct gcc_target): Change type of second argument of
libcall_value to const_rtx.
* config/arm/arm.c (arm_libcall_value): Change type of second argument
to const_rtx.
(arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
* doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2009-10-17 Jakub Jelinek <jakub@redhat.com>
PR debug/40521
* debug.h (struct gcc_debug_hooks): Add assembly_start hook.
* cgraphunit.c (cgraph_optimize): Call it.
* dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
(dwarf2out_assembly_start): ... here. New hook.
(dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
* debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
hook.
* dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
* sdbout.c (sdb_debug_hooks): Likewise.
* vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
(vmsdbgout_assembly_start): New hook.
2009-10-17 Alexandre Oliva <aoliva@redhat.com>
* rtl.h (RTL_LOCATION): Fix typo.
2009-10-17 Alexandre Oliva <aoliva@redhat.com>
* print-rtl.c (print_rtx): Print locators in asm_operands
and asm_input.
2009-10-17 Alexandre Oliva <aoliva@redhat.com>
PR debug/41535
* sched-deps.c (depl_on_debug_p): New.
(attach_dep_link): Reject debug deps before nondebug deps.
(add_to_deps_list): Insert debug deps after nondebug deps.
(sd_lists_empty_p): Stop at first nonempty list. Disregard debug
deps.
(sd_add_dep): Do not reject debug deps.
(add_insn_mem_dependence): Don't count debug deps.
(remove_from_deps): Likewise.
(sched_analyze_2): Set up mem deps on debug insns.
(sched_analyze_insn): Record reg uses for deps on debug insns.
* haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
try_ready nondebug insn after debug insn.
* ddg.c (create_ddg_dep_from_intra_loop_link,
create_ddg_dep_no_link): Don't reject debug deps.
2009-10-16 Richard Guenther <rguenther@suse.de>
* lto-symtab.c (merge_incomplete_and_complete_type): Remove.
(maybe_merge_incomplete_and_complete_type): Likewise.
(lto_symtab_merge): Do not call them. Do not warn for
complete vs. incomplete compatible types.
(lto_symtab_merge_decls_2): Simplify.
* gimple.c (gimple_force_type_merge): Remove.
(gimple_types_compatible_p): Make it static.
* gimple.h (gimple_force_type_merge): Remove.
(gimple_types_compatible_p): Likewise.
2009-10-16 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2009-10-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41728
* tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
if fold_stmt did anything.
2009-10-16 Richard Guenther <rguenther@suse.de>
PR lto/41715
* lto-streamer-in.c (lto_input_tree_ref): Revert last change.
(maybe_fixup_handled_component): New function.
(input_gimple_stmt): Fixup mismatched decl replacements.
2009-10-16 Richard Guenther <rguenther@suse.de>
PR lto/41713
* lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
the same as VAR_DECL.
2009-10-16 Richard Guenther <rguenther@suse.de>
* gimple.c (iterative_hash_gimple_type): For integer types
also hash their minimum and maximum values and the string flag.
For array types hash their domain and the string flag.
2009-10-16 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_types_compatible_p): Restrict completing
types to record or unions. Simplify completion.
Do not merge records or unions with different
TYPE_STRUCTURAL_EQUALITY_P tag.
(iterative_hash_gimple_type): Restrict non-recursing into
pointer targets for records and unions.
2009-10-15 Jakub Jelinek <jakub@redhat.com>
PR debug/41717
* cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
* dwarf2out.c (mem_loc_descriptor): Don't handle
POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
punt if it is not lowpart subreg or if inner mode isn't
MODE_INT.
2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
investigating previous or next insns.
2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
* tree-sra.c (build_ref_for_offset_1): Update comment.
2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/s390.md (atype): Added missing values.
2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/41702
* pa.md (casesi): Use sign extended index in call to gen_casesi64p.
(casesi64p): Update pattern to reflect above.
2009-10-15 Steve Ellcey <sje@cup.hp.com>
PR rtl-optimization/41697
* sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/23983
* config/rs6000/predicates.md: Update copyright year.
* config/rs6000/altivec.md: Ditto.
* config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
(MD_INCLUDES): Add a2.md.
* config/rs6000/rs6000.c (rs6000_builtin_decls): Change
RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
(builtin_classify): New static vector to classify various builtins
to get the tree attributes correct.
(def_builtin): Set the attributes of builtins based on what the
builtin does (i.e. memory operation, floating point, saturation
need special attributes, others are pure functions).
* config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
the builtins.
(enum rs6000_builtins): Include rs6000-builtin.def to define the
builtins. Change the end marker to MAX_RS6000_BUILTINS from
RS6000_BUILTIN_COUNT.
(rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
MAX_RS6000_BUILTINS.
* config/rs6000/rs6000-builtin.def: New file that combines the
builtin enumeration name and attributes.
2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/linux.h (ASM_SPEC): Add --32.
2009-10-15 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
and DW_TAG_template_alias.
(dwarf_attr_name): Handle DW_AT_main_subprogram,
DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
and DW_AT_GNU_odr_signature.
(dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
DW_FORM_flag_present and DW_FORM_ref_sig8.
(output_signature): Only print name on the first byte.
(output_die): Likewise for dw_val_class_data8.
2009-10-15 Alexander Monakov <amonakov@ispras.ru>
* doc/invoke.texi: Clarify that most optimizations are not enabled
without -O.
2009-10-15 Richard Guenther <rguenther@suse.de>
PR lto/41668
* gimple.c (compare_type_names_p): Handle anonymous names
differently based on new mode argument.
(gimple_types_compatible_p): For structs also compare the tags.
(iterative_hash_type_name): Rename to ...
(iterative_hash_name): ... this. Hash all names.
(iterative_hash_gimple_type): Fix hashing the struct tag of
pointer targets. Hash field decl names.
2009-10-15 Richard Guenther <rguenther@suse.de>
PR lto/41669
* gimple.c (gimple_get_alias_set): Avoid recursing on
invalid type topology.
2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2009-10-15 Richard Guenther <rguenther@suse.de>
* tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2009-10-15 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
add --with-tune{,-32,-64} configured default for -mtune if explicit
-mcpu is used.
2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
* config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2009-10-14 DJ Delorie <dj@redhat.com>
* config/h8300/h8300.c (F): New.
(Fpa): New.
(h8300_emit_stack_adjustment): Call them.
(push): Likewise.
(h8300_push_pop): Likewise.
(h8300_expand_prologue): Likewise.
* config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
(MUST_USE_SJLJ_EXCEPTIONS): Define.
(INCOMING_RETURN_ADDR_RTX): Define.
(INCOMING_FRAME_SP_OFFSET): Define.
(DWARF_CIE_DATA_ALIGNMENT): Define.
2009-10-14 Jakub Jelinek <jakub@redhat.com>
* stor-layout.c (place_field): Don't emit -Wpadded warnings for
fields in builtin structs.
(finalize_record_size): Likewise.
2009-10-14 Richard Guenther <rguenther@suse.de>
* gimple.c (gtc_ob): New global.
(struct type_pair_d): Replace pointers with type UIDs.
(type_pair_hash): Adjust.
(type_pair_eq): Likewise.
(lookup_type_pair): Likewise. Allocate from an obstack.
(gimple_force_type_merge): Adjust.
(gimple_types_compatible_p): Likewise.
(free_gimple_type_tables): Free the obstack.
2009-10-14 Jakub Jelinek <jakub@redhat.com>
* tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
stmts setting DEBUG_EXPR_DECLs.
* cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
Don't crash if mode1 is VOIDmode.
2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
* params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
* params.h (IRA_LOOP_RESERVED_REGS): New.
* tree-pass.h (pass_subregs_of_mode_init,
pass_subregs_of_mode_finish): Remove.
* passes.c (pass_subregs_of_mode_init,
pass_subregs_of_mode_finish): Remove.
(pass_reginfo_init): Move before loop optimizations.
* config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
* common.opt (fira-loop-pressure): New.
* toplev.h (flag_ira_loop_pressure): New.
* rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
* reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
Make external and void type functions.
(gate_subregs_of_mode_init, pass_subregs_of_mode_init,
pass_subregs_of_mode_finish): Remove.
* ira-costs.c (init_costs): Call init_subregs_of_mode.
* regmove.c: Include ira.h.
(regmove_optimize): Call ira_set_pseudo_classes after IRA based
register pressure calculation in loops.
* loop-invariant.c: Include REGS_H and ira.h.
(struct loop_data): New members max_reg_pressure, regs_ref, and
regs_live.
(struct invariant): New member orig_regno.
(curr_loop): New variable.
(find_exits): Initialize regs_ref and regs_live.
(create_new_invariant): Initialize orig_regno.
(get_cover_class_and_nregs): New.
(get_inv_cost): Make aregs_needed an array. Use regs_needed as an
array. Add code for flag_ira_loop_pressure.
(gain_for_invariant): Make new_regs an array. Add code for
flag_ira_loop_pressure.
(best_gain_for_invariant): Ditto.
(set_move_mark): New parameter gain. Use it for debugging output.
(find_invariants_to_move): Make regs_needed and new_regs an array.
Add code for flag_ira_loop_pressure.
(move_invariant_reg): Set up orig_regno.
(move_invariants): Set up reg classes for pseudos for
flag_ira_loop_pressure.
(free_loop_data): Clear regs_ref and regs_live.
(curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
get_regno_cover_class, change_pressure, mark_regno_live,
mark_regno_death, mark_reg_store, mark_reg_clobber,
mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
(move_loop_invariants): Calculate pressure. Initialize curr_loop.
* ira.c (ira): Call ira_set_pseudo_classes after IRA based
register pressure calculation in loops if new regs were added.
Call finish_subregs_of_mode.
* opts.c (decode_options): Set up flag_ira_loop_pressure.
* Makefile.in (loop-invariant.o): Add ira.h.
(regmove.o): Ditto.
* doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
Describe.
* doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2009-10-14 Richard Guenther <rguenther@suse.de>
* lto-symtab.c (lto_symtab_compatible): Fold in ...
(lto_symtab_merge): ... here. Rewrite both to take the
prevailing and a to-be-merged entry and to queue diagnostics properly.
(lto_symtab_resolve_replaceable_p): New predicate for
symbol resolution.
(lto_symtab_resolve_can_prevail_p): Likewise.
(lto_symtab_resolve_symbols): Rewrite. Fold in code that
handles merging commons by choosing the largest decl. Fold
in code that gives ODR errors.
(lto_symtab_merge_decls_2): Simplify a lot. Emit queued
diagnostics here.
(lto_symtab_merge_decls_1): Re-structure. Deal with the
case of no prevailing decl here. Diagnose mismatches
in object types here. Drop all but the prevailing decls.
(lto_symtab_prevailing_decl): Return the single prevailing decl.
* lto-streamer-in.c (lto_input_tree_ref): Deal with
VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2009-10-14 Richard Guenther <rguenther@suse.de>
PR lto/41521
* lto-streamer-in.c (input_bb): Replace debug stmts with
nops instead of dropping them.
2009-10-14 Nick Clifton <nickc@redhat.com>
* gcc/doc/extended.texi: Replace the dash character with @minus{}
in situations where it is being used as a minus symbol.
* gcc/doc/tm.texi: Likewise.
* gcc/doc/md.texi: Likewise.
2009-10-14 Jakub Jelinek <jakub@redhat.com>
PR preprocessor/41543
* input.h (BUILTINS_LOCATION): Change to 1 from 2.
Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
* tree.c: Include intl.h.
(expand_location): Handle BUILTINS_LOCATION.
* Makefile.in (tree.o): Depend on intl.h.
PR debug/41695
* dwarf2out.c (dwarf2out_var_location): Always clear
last_postcall_label when changing last_label.
2009-10-14 Pascal Obry <obry@adacore.com>
* gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
(process_command): Handle -E as done with -c and -S. Do not add
the target executable suffix to the output file when -E is used.
(main): Adjust error message accordingly.
2009-10-14 Alexandre Oliva <aoliva@redhat.com>
PR debug/41343
PR debug/41447
PR debug/41264
PR debug/41338
* tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
decl with rtl.
(tree_code_size): Likewise.
2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (fold_builtin_1): Support complex "arc" functions.
* real.h (HAVE_mpc_arc): Define.
2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
(struct builtin_description): Add fndecl field.
(bdesc): Remove const qualifier. Update initializer.
(sh_media_init_builtins): Remove const qualifier for d. Record
the result of add_builtin_function to the fndecl field.
(sh_builtin_decl): New.
(sh_media_builtin_decl): New.
2009-10-14 Hans-Peter Nilsson <hp@axis.com>
PR target/38948
* config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
requests between special registers.
2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2009-10-13 Richard Henderson <rth@redhat.com>
PR tree-optimization/41377
* tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
(cleanup_empty_eh_merge_phis): New change_region parameter;
pass it on to redirect_eh_edge_1. Update callers.
(cleanup_empty_eh_unsplit): Don't require an existing EH label
at the destination block.
2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
* passes.c (register_pass): Replaced gcc_unreachable by
fatal_error on failure. Mentions plugins in comments & messages.
2009-10-13 Jakub Jelinek <jakub@redhat.com>
PR target/41693
* rtl.h (DEBUG_EXPR_TREE_DECL): Define.
* sched-vis.c (print_value): Use it.
* cselib.c (cselib_hash_rtx): Likewise.
* print-rtl.c (print_rtx): Likewise.
* cfgexpand.c (expand_debug_rtx): Likewise.
* var-tracking.c (vt_expand_loc_callback): Likewise.
2009-10-13 Richard Guenther <rguenther@suse.de>
PR lto/41565
* opts.c (handle_option): Split out code to handle setting
the options flag var ...
(set_option): ... here.
* opts.h (set_option): Declare.
* lto-opts.c (register_user_option_p): Include -fexceptions
and all position independent code variants.
(handle_common_option): Remove.
(lto_reissue_options): Use set_option.
2009-10-13 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/41661
* ipa-prop.c (compute_complex_pass_through): Allow only operations
that are tcc_comparisons or do not change the type in any
un-usleless way.
* ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
folding tcc_comparison operations.
2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_encode_section_info): Handle BLKmode
properly.
2009-10-12 Alexandre Oliva <aoliva@redhat.com>
PR debug/41343
PR debug/41447
PR debug/41264
PR debug/41338
* tree.def (DEBUG_EXPR_DECL): New.
* rtl.def (DEBUG_EXPR): New.
* gengtype.c (adjust_field_rtx_def): Handle it.
* tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
(insert_debug_temp_for_var_def): ... this. Drop support for
moving. Take iterator for def stmt; insert debug stmt before it.
Scan early for use count and kind in debug stmts.
(propagate_defs_into_debug_stmts): Rename to...
(insert_debug_temps_for_defs): ... this. Likewise.
* tree.h (DEBUG_TEMP_UID): New.
* tree.c (next_debug_decl_uid): New.
(make_node_stat): Count debug decls separately.
(copy_node_stat): Likewise.
* cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
* var-tracking.c (dv_is_decl_p): Recognize it.
(VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
(track_expr_p): Track expanded DEBUG_EXPR_DECLs.
(vt_expand_loc_callback): Expand DEBUG_EXPRs.
(emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
* cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
(cselib_hash_rtx): Likewise.
(cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
* tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
debug bind stmts.
* emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
(copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
* rtl.c (copy_rtx): Likewise.
(rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
* print-rtl.c (print_rtx): Likewise.
* sched-vis.c (print_value): Likewise.
(print_insn): Handle DEBUG_EXPR_DECL.
* tree-dump.c (dequeue_and_dump): Likewise.
* tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
* gimple-iterator (gsi_replace): Check for same lhs.
(gsi_remove): Insert debug temps.
* tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
(move_computations_stmt): Drop explicit propagation into debug stmts.
(rewrite_bittest): Likewise. Use gsi_remove for propagation.
* tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
* tree-ssa-sink.c (statement_sink_location): Likewise.
* tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
* tree-ssanames.c (release_ssa_name): Adjust for rename.
* tree-flow.h: Likewise.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
debug temps without values.
(eliminate_unnecessary_stmts): Don't discard just-inserted
debug stmts.
2009-10-12 Hans-Peter Nilsson <hp@axis.com>
PR target/26515
* config/cris/cris.md (andu): Check that operand 1 is one of the
general registers. Fix typo in head comment.
2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
* config/i386/i386.md (vswapmov): New.
* config/i386/i386.c (ix86_handle_fndecl_attribute): New.
(ix86_function_ms_hook_prologue): New.
(ix86_expand_prologue): Handle ms_hook_prologue attribute.
* configure.ac: Test for swap suffix support in as.
* configure: Rebuild.
2009-10-12 Jakub Jelinek <jakub@redhat.com>
PR target/41680
* config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
paradoxical subregs to prevent partial register stalls if the inner
mode is integer mode.
2009-10-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2009-10-12 Dodji Seketeli <dodji@redhat.com>
PR c++/41570
* gcc/dwarf2out.c (template_parameter_pack_die,
gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2009-10-12 Alexandre Oliva <aoliva@redhat.com>
PR debug/41616
* tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
on updates too.
(maybe_register_def): Likewise. Take stmt iterator.
(rewrite_update_stmt): Take stmt iterator and pass it on.
(rewrite_update_enter_block): Pass stmt iterator.
2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
* config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
(spu_builtin_decl): New function.
2009-10-12 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (SWIM): New mode iterator.
(mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
using SWIM mode iterator.
(x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
patterns using SWI48 mode iterator.
(*x86_mov<mode>cc_0_m1_se): Macroize insn from
*x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
(*x86_mov<mode>cc_0_m1_neg): New insn pattern.
(*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
patterns using SWI248 mode iterator.
* config/i386/i386.c (ix86_expand_int_movcc): Update the call to
gen_x86_movdicc_0_m1_rex64 for renamed function
2009-10-11 Jose Ruiz <ruiz@adacore.com>
Eric Botcazou <ebotcazou@adacore.com>
PR target/33743
* config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
* config/sparc/sol2-unwind.h: New file.
2009-10-11 Olivier Hainque <hainque@adacore.com>
Eric Botcazou <ebotcazou@adacore.com>
PR target/33743
* config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
* config/i386/sol2-unwind.h: New file.
2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
PR target/41665
* config/i386/i386.md (addsi_1_zext): Get the proper second
operand for lea.
2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
* simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
all OLD_RTXes, not just REGs. Use copy_rtx to create the
replacement value.
2009-10-11 Richard Guenther <rguenther@suse.de>
* gimple.c (iterative_hash_type_name): Do not handle special
anonymous names.
2009-10-11 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
(*setcc_si_1_and): Ditto.
(*setcc_si_1_movzbl): Ditto.
(*setcc_<mode>_2): Ditto.
(*setcc_qi): Rename from *setcc_1.
(*setcc_qi_slp): Rename from *setcc_2.
(*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
(*zero_extendqisi2_movzbw_and splitter): Ditto.
* config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
"if" condition, there is already assert with reload_completed present.
2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
* plugin.c (try_init_one_plugin): Improve constness of variable err.
2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Final install): Refer to
http://gcc.gnu.org/bugs/ for bug reporting.
2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
* configure.ac: Add test for dci instruction.
* configure: Regenerate.
* config.in: Likewise.
* config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
* doc/invoke.texi: Add cpu_type 476 and 476fp.
(-mmulhw): Add 476 to description.
(-mdlmzb): Likewise.
* config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
* config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
(processor_target_table): Add 476 and 476fp entries.
(rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
(rs6000_issue_rate): Add CPU_PPC476.
* config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
(ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
(processor_type): Add PROCESSOR_PPC476.
(EXTRA_SPECS): Add asm_cpu_476 string.
* config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
(define_attr "cpu"): Add ppc476.
Include 476.md.
Update comments for 476.
(isel_signed, isel_unsigned): Change to use "isel" type attribute.
* config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
Update copyright year.
* config/rs6000/476.md: New file.
* config/rs6000/40x.md: Add description for "isel" attribute.
Update copyright year.
* config/rs6000/440.md: Likewise.
* config/rs6000/603.md: Likewise.
* config/rs6000/6xx.md: Likewise.
* config/rs6000/7450.md: Likewise.
* config/rs6000/7xx.md: Likewise.
* config/rs6000/8540.md: Likewise.
* config/rs6000/cell.md: Likewise.
* config/rs6000/e300c2c3.md: Likewise.
* config/rs6000/e500mc.md: Likewise.
* config/rs6000/mpc.md: Likewise.
* config/rs6000/power4.md: Likewise.
* config/rs6000/power5.md: Likewise.
* config/rs6000/power6.md: Likewise.
* config/rs6000/power7.md: Likewise.
* config/rs6000/rios1.md: Likewise.
* config/rs6000/rios2.md: Likewise.
* config/rs6000/rs64.md: Likewise.
2009-10-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41654
* tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
a cond expr before calling gimple_cond_set_condition_from_tree.
(ifcombine_iforif): Likewise.
2009-10-09 Ian Lance Taylor <iant@google.com>
* configure.ac: Use AC_SEARCH_LIBS to find dlopen.
* configure: Rebuild.
2009-10-09 Neil Vachharajani <nvachhar@google.com>
* doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
deprecated.
2009-10-09 Richard Guenther <rguenther@suse.de>
PR lto/41638
* target-def.h (TARGET_BUILTIN_DECL): Define.
(TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
* target.h (struct gcc_target): Add builtin_decl target hook.
* doc/tm.texi (TARGET_BUILTIN_DECL): Document.
* lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
target builtins.
* lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
not gcc_unreachable.
(lto_output_builtin_tree): Sorry if the target does not support
streaming target builtins.
* config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
(rs6000_builtin_decl): New function.
* config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
(ix86_builtin_decl): New function.
2009-10-09 Jakub Jelinek <jakub@redhat.com>
PR preprocessor/41445
* c-ppoutput.c (do_line_change): New function.
(cb_line_change): Use it.
(scan_translation_unit): Call do_line_change if
avoid_paste or PREV_WHITE and token location is on a different line
than print.src_line.
PR debug/40521
* dwarf2out.c (dwarf2out_init): Test whether
HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
it is defined.
PR rtl-optimization/41646
* calls.c (expand_call): For BLKmode types returned in registers
avoid likely spilled hard regs in copy_blkmode_from_reg generated
insns.
2009-10-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41634
* tree-ssa-dom.c (remove_local_expressions_from_table): Assert
we remove the correct elements.
(optimize_stmt): Make sure to update stmt operands before
optimizing redundancies.
2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2009-10-09 Richard Guenther <rguenther@suse.de>
PR driver/41637
* lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
globals.
(lto_wrapper_exit): New function.
(fatal): Use it.
(fatal_perror): Likewise.
(fork_execute): Use global args_name, do not free it.
(run_gcc): Use global ltrans_output_file, flto_out, do not free them.
* lto-streamer.h: Remove duplicate prototypes.
2009-10-09 Richard Guenther <rguenther@suse.de>
* cgraph.c (cgraph_create_edge): Check for NULL call_stmt
before calling stmt_can_throw_external.
2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
PR tree-optimization/40071
* tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
pointer if the original data reference doesn't conflict with the
created vector data reference. Fix long line.
2009-10-09 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (any_div): New code iterator.
(u): Handle div and udiv.
(sgnprefix): Ditto.
(<u>divqi3): Macroize insn from {,u}divqi3 using any_div
code iterator.
(lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
(lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2009-10-08 Joseph Myers <joseph@codesourcery.com>
* gcc.c (main): Remove trailing "." from diagnostics.
2009-10-08 Cary Coutant <ccoutant@google.com>
Add support for debugging with ICF (Identical Code Folding).
* calls.c (debug.h): New #include.
(emit_call_1): Call virtual_call_token debug hook.
* common.opt (-fenable-icf-debug): New option.
* dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
locations in the source).
(poc_label_num): New variable.
(dcall_entry, vcall_entry): New typedefs.
(dcall_table, vcall_table): New variables.
(struct vcall_insn): New type.
(vcall_insn_table): New variable.
(DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
(size_of_dcall_table): New function.
(output_dcall_table): New function.
(size_of_vcall_table): New function.
(output_vcall_table): New function.
(dwarf2out_direct_call): New function.
(vcall_insn_table_hash): New function.
(vcall_insn_table_eq): New function.
(dwarf2out_virtual_call_token): New function.
(dwarf2out_virtual_call): New function.
(dwarf2out_init): Allocate new tables and sections.
(prune_unused_types): Mark DIEs referenced from direct call table.
(dwarf2out_finish): Output direct and virtual call tables.
* final.c (final_scan_insn): Call direct_call and virtual_call
debug hooks.
* debug.h (struct gcc_debug_hooks): Add direct_call,
virtual_call_token, virtual_call hooks.
(debug_nothing_uid): New function.
* debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
(debug_nothing_uid): New function.
* dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
(xcoff_debug_hooks): Likewise.
* sdbout.c (sdb_debug_hooks): Likewise.
* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
* doc/invoke.texi (-fenable-icf-debug): New option.
2009-10-08 Alexandre Oliva <aoliva@redhat.com>
PR debug/41353
* regmove.c (regmove_backward_pass): Replace src with dst in the
debug insn, and check for dst before rather than after.
2009-10-08 Janis Johnson <janis187@us.ibm.com>
* config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
(TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2009-10-08 Jan Hubicka <jh@suse.cz>
PR middle-end/41626
* cgraphbuild.c (record_reference): When parameter DATA is NULL,
do not mark cgraph nodes as needed.
(record_references_in_initializer): Add new only_vars parameter.
* cgraph.h (record_references_in_initializer): New parameter.
* varasm.c (assemble_variable): Update call.
* varpool.c (varpool_analyze_pending_decls): Always look for
referenced vars.
2009-10-08 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (last_insn_address) Remove variable.
(expand_prologue): Don't initialise last_insn_address variable.
(final_prescan_insn): Don't output insn size.
* config/avr/avr.opt (msize): Remove switch.
* doc/invoke.texi (AVR Options): Remove documentation of -msize
switch.
2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (label_tick_ebb_start): Fix comment.
(combine_instructions): Set label_tick and label_tick_ebb_start before
calling setup_incoming_promotions. Start them from 1. Increment
label_tick instead of deriving it from the BB index. Rather than
comparing ticks use the block from the previous iteration to decide
whether to start a new EBB. Remove empty lines before function.
2009-10-08 Michael Matz <matz@suse.de>
PR middle-end/41573
* builtins.c (fold_builtin_isascii): Use fold_build2.
(fold_builtin_isdigit): Ditto.
* except.c (duplicate_eh_regions_1): Tolerate NULL labels.
* tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
remove_useless_stmts_cond, remove_useless_stmts_tf,
remove_useless_stmts_tc, remove_useless_stmts_bind,
remove_useless_stmts_goto, remove_useless_stmts_label,
remove_useless_stmts_1, remove_useless_stmts,
pass_remove_useless_stmts): Remove.
* tree-pass.h (pass_remove_useless_stmts): Don't declare.
* passes.c (init_optimization_passes): Don't add
pass_remove_useless_stmts.
* tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
* tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
static constants.
* lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
for static constants.
* lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
* lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2009-10-08 Richard Guenther <rguenther@suse.de>
* gimple.c (free_gimple_type_tables): New function.
* gimple.h (free_gimple_type_tables): Declare.
2009-10-07 Mark Heffernan <meheff@google.com>
* ipa-prop.c (ipa_print_node_params) Only print
names of named arguments.
2009-10-08 Rafael Avila de Espindola <espindola@google.com>
* gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
being statically linked.
2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2009-10-08 Jan Hubicka <jh@suse.cz>
PR bootstrap/41620
* ipa.c (cgraph_externally_visible_p,
function_and_variable_visibility,
whole_program_function_and_variable_visibility): Skip non-finalized
nodes.
2009-10-08 Nick Clifton <nickc@redhat.com>
* config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
CONST_DOUBLEs.
2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
PR bootstrap/37739
* config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2009-10-07 Joseph Myers <joseph@codesourcery.com>
PR c/41182
* c-common.c (c_fully_fold_internal): Strip nops from the result
of recursive calls to c_fully_fold_internal.
(c_wrap_maybe_const): New.
(c_save_expr): Use c_wrap_maybe_const.
* c-common.h (c_wrap_maybe_const): Declare.
* c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
build_binary_op): Use c_wrap_maybe_const.
2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* real.c: Fix comment to reflect actual exponent size.
2009-10-08 Ben Elliston <bje@au.ibm.com>
* config/rs6000/a2.md: Add FSF comment header.
2009-10-07 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (any_extend): New code iterator.
(u, s): New code attributes.
(sgnprefix): Ditto.
(DWIH): Rewrite as code iterator for SI and DI modes.
(DWI): Rewrite as mode attribute.
(dwi): New mode attribute.
(di): Depend on SI mode and DI mode.
(doubleint_general_operand): Remove mode attribute.
(*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
DWIH mode iterator.
(*add<mode>3_doubleword): Use DWIH as the base mode iterator.
(*sub<mode>3_doubleword): Ditto.
(mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
using SWIM248 mode iterator.
(*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
using SWI48 mode iterator.
(<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
patterns using DWIH mode iterator and any_extend code iterator.
(<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
using any_extend code iterator.
(*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
patterns using DWIH mode iterator and any_extend code iterator.
(*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
using any_extend code iterator.
(<s>mul<mode>3_highpart): Macroize expander from
{s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
and any_extend code iterator.
(*<s>muldi3_highpart_1): Macroize insn from
*{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
(*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
patterns using any_extend code iterator.
(*<s>mulsi3_highpart_zext): Macroize insn from
*{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2009-10-07 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
refering to a DIE with DW_AT_const_value.
2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/22072
* ira-lives.c (check_and_make_def_conflict): Process all operands.
2009-10-06 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
correctly.
2009-10-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
*lea_2_rex64): Move before *add<mode>_1 pattern.
2009-10-07 Jan Hubicka <jh@suse.cz>
* collect2.c (main): Add -fno-whole-program.
* gcc.c (set_collect_gcc_options): Do not remove whole program here.
2009-10-07 Jan Hubicka <jh@suse.cz>
* lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
has no address taken.
* cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
never needed.
(cgraph_clone_node): Clear externally_visible flag for clones.
* cgraph.h (cgraph_only_called_directly_p,
cgraph_can_remove_if_no_direct_calls_p): New predicates.
* tree-pass.h (pass_ipa_whole_program_visibility): Declare.
* ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
(ipcp_initialize_node_lattices, ipcp_estimate_growth,
ipcp_insert_stage): Likwise.
* cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
externally_visible flag.
(verify_cgraph_node): Verify that inline clones look right.
(process_function_and_variable_attributes): Do not set
externally_visible flags.
(ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
been already run.
* lto-cgraph.c (lto_output_node): Assert that inline clones are not
boundaries.
* ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
clear externally_visible when turning into inline clones
(cgraph_mark_inline_edge): Use new predicates.
(cgraph_estimate_growth): Likewise.
(cgraph_decide_inlining): Likewise.
* ipa.c (cgraph_postorder): Likewise.
(cgraph_remove_unreachable_nodes): Likewise; sanity check
that inline clones are not needed.
(cgraph_externally_visible_p): New predicate.
(function_and_variable_visibility): Add whole_program parameter;
always set externally_visible flag; handle COMDAT function
privatization.
(local_function_and_variable_visibility): New function.
(gate_whole_program_function_and_variable_visibility): New function.
(whole_program_function_and_variable_visibility): New function.
(pass_ipa_whole_program_visibility): New function.
* passes.c (init_optimization_passes): Add whole program visibility
pass.
(do_per_function_toporder, function_called_by_processed_nodes_p): Do
not care about needed/reachable flags.
* varpool.c: Include flags.h
(decide_is_variable_needed): When doing LTO assume whole-program mode.
(varpool_finalize_decl): When we are in LTO read-back, all variables
are analyzed.
(varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
add MASK_HARD_DFP.
2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config.gcc: Don't include the makefile fragments intended for
libgcc.
* config/s390/fixdfdi.h: File removed.
* config/s390/libgcc-glibc.ver: File removed.
* config/s390/s390.h: Remove the fixdfdi.h hack.
* config/s390/t-crtstuff: File moved to libgcc dir.
* config/s390/t-linux: Likewise.
* config/s390/t-tpf: libgcc specific parts removed.
* config/s390/t-linux64: Likewise.
2009-10-06 Jerry Quinn <jlquinn@optonline.net>
* Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
(lto-compress.o): Likewise.
2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
PR target/41512
* config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
dllexport to class members here.
(i386_pe_determine_dllimport_p): Only check static class data for
definition.
(i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
* config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
functions for vague linkage.
(i386_pe_type_dllexport_p): Fix formatting.
(maybe_add_dllexport) New function.
(i386_pe_adjust_class_at_definition): Use it to propagate dllexport
to class members.
2009-10-07 Ben Elliston <bje@au.ibm.com>
* config/rs6000/a2.md: Remove duplicated lines.
2009-10-07 Ben Elliston <bje@au.ibm.com>
* config.gcc (powerpc*-*-*): Handle a2.
* config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
* config/rs6000/a2.md: New file.
* config/rs6000/rs6000.opt (mno-update): New.
(mupdate): Return to using a mask, not a var.
* config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
(enum processor_type): Add PROCESSOR_PPCA2.
* config/rs6000/rs6000.c (ppca2_cost): New costs.
(rs6000_override_options): Add "a2" to processor_target_table.
Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
* doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
2009-10-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
reference to nonexistent gen_truncxfxf2 function.
2009-10-06 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
(DWIH, g, di, doubleint_general_operand): New mode attributes.
(general_operand): Handle TI mode.
(add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
using SDWIM mode iterator.
(*add<mode>3_doubleword): New insn_and_split pattern. Macroize
pattern from *add{di,ti}3_1 patterns and corresponding splitters
using DWI mode iterator.
(add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
patterns using SWI mode iterator.
(*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
using SWI48 mode iterator.
(*add<mode>_1): Ditto from add{si,di}_1 patterns.
(*add<mode>_2): Ditto from add{si,di}_2 patterns.
(*add<mode>_3): Ditto from add{si,di}_3 patterns.
(*add<mode>_5): Ditto from add{si,di}_5 patterns.
(sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
using SDWIM mode iterator.
(*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
pattern from *sub{di,ti}3_1 patterns and corresponding splitters
using DWI mode iterator.
(sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
patterns using SWI mode iterator.
(*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
(*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
(*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
(<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
patterns using plusminus code iterator.
(<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
sub<mode>3 patterns using plusminus code iterator.
* config/i386/i386.c (override_options): Update the call to
gen_subdi_carry_rex64 for renamed function.
(ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
and gen_adddi3_carry_rex64 for renamed functions. Use indirect
calls to instruction expanders.
2009-10-06 Martin Jambor <mjambor@suse.cz>
PR bootstrap/41395
* opts.c (decode_options): Run IPA-SRA at -O2.
2009-10-06 Richard Guenther <rguenther@suse.de>
* lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
2009-10-06 Tobias Burnus <burnus@net-b.de>
PR lto/41591
* doc/invoke.texi (-flto,-fwhole-program): Make clear that the
-flto and -fwhole-program flags can be combined.
2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
PR driver/41217
* gcc.c (process_command): Check that -o argument was specified.
2009-10-06 Jerry Quinn <jlquinn@optonline.net>
* gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
* doc/invoke.texi (Warning Options): Annotate allowed languages
for -Wunsuffixed-float-constants.
2009-10-05 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (modified_type_die): Don't add DW_AT_name to
DW_TAG_{const,volatile}_type if its DW_AT_type already has the
same name and isn't the main variant.
PR debug/41558
* dwarf2out.c (loc_by_reference): Removed.
(dw_loc_list_1): New function.
(dw_loc_list): Remove toplev argument, add want_address argument.
Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
(loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
want_address == 2 to dw_loc_list. For successful dw_loc_list
set have_address to 1 only if want_address is not 0.
2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
* config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
a code block followed by two pointers.
(TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
* config/mips/mips.c (MIPS_LOAD_PTR): New macro.
(MIPS_MOVE): Likewise.
(MIPS_LUI): Likewise.
(MIPS_JR): Likewise.
(MIPS_BAL): Likewise.
(MIPS_NOP): Likewise.
(mips_asm_trampoline_template): Delete.
(mips_trampoline_code_size): New function.
(mips_trampoline_init): Add shorter sequences for all cases
except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
Calculate the opcodes directly, rather than copying from a template.
Only flush the code part of the trampoline.
(TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
(INCOMING_RETURN_ADDR_RTX): Likewise.
(FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
with AT_REGNUM.
* config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
with RETURN_ADDR_REGNUM.
(MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
* config/mips/mips.c (mips16_build_call_stub): Replace
GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
(mips_print_operand_punctuation): Likewise.
(mips_frame_set): Likewise.
(mips16e_output_save_restore): Likewise.
(mips_cfun_might_clobber_call_saved_reg_p): Likewise.
(mips_save_reg_p): Likewise.
(mips_return_addr): Likewise.
(mips_set_return_address): Likewise.
(mips_direct_save_slot_move_p): Likewise.
(mips_output_function_prologue): Likewise.
(mips_restore_reg): Likewise.
(mips_expand_epilogue): Likewise.
(mips_epilogue_uses): Likewise.
* config/mips/mips.md (RETURN_ADD_REGNUM): Define.
(*mov<mode>_ra): Use it instead of a hard-coded 31.
(clear_hazard_<mode>): Likewise.
(call_internal): Likewise.
(call_internal_direct): Likewise.
(call_direct_split): Likewise.
(call_value_internal): Likewise.
(call_value_split): Likewise.
(call_value_internal_direct): Likewise.
(call_value_direct_split): Likewise.
(call_value_multiple_internal): Likewise.
(call_value_multiple_split): Likewise.
2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/41511
* combine.c (record_value_for_reg): Pass explicit values as argument
to get_last_value_validate.
(get_last_value_validate): Document INSN parameter.
For non-readonly MEMs, assume they might have been modified if INSN
was in another basic block.
(get_last_value): Minor reformatting.
2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/40992
* final.c (asm_str_count): Split out from asm_insn_count.
* rtl.h (asm_str_count): New prototype.
* tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
asm_str_count.
2009-10-05 Sriraman Tallam <tmsriram@google.com>
* doc/plugins.texi: Change plugin_pass to register_pass_info.
2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
Rafael Espindola <espindola@google.com>
* gengtype.c (write_types): Moved call to write_func_for_structure
into seperate loops.
2009-10-05 Richard Guenther <rguenther@suse.de>
PR lto/41281
* lto-cgraph.c (output_cgraph): Output toplevel asms.
(input_cgraph_1): Input toplevel asms.
2009-10-05 Richard Guenther <rguenther@suse.de>
PR lto/40902
* lto-symtab.c (lto_compatible_attributes_p): Remove.
(external_aggregate_decl_p): Likewise.
(lto_symtab_compatible): Re-structure. Remove dead code.
For variables ignore toplevel qualifiers when comparing types.
Issue warnings, not errors for mismatched user-alignment.
2009-10-05 Richard Guenther <rguenther@suse.de>
PR lto/41552
PR lto/41487
* lto-symtab.c (struct lto_symtab_base_def): Remove.
(struct lto_symtab_identifier_def): Likewise.
(struct lto_symtab_decl_def): Likewise.
(struct lto_symtab_entry_def): New.
(lto_symtab_identifier_t): Rename to ...
(lto_symtab_entry_t): ... this.
(lto_symtab_decls): Remove.
(lto_symtab_base_hash): Rename to ...
(lto_symtab_entry_hash): ... this.
(lto_symtab_base_eq): Rename to ...
(lto_symtab_entry_eq): ... this.
(lto_symtab_base_marked_p): Rename to ...
(lto_symtab_entry_marked_p): ... this.
(lto_symtab_identifier_marked_p): Remove.
(lto_symtab_decl_marked_p): Likewise.
(lto_symtab_maybe_init_hash_tables): Rename to ...
(lto_symtab_maybe_init_hash_table): ... this.
(lto_symtab_set_resolution_and_file_data): Remove.
(lto_symtab_register_decl): New function.
(lto_symtab_get_identifier): Remove.
(lto_symtab_get): New function.
(lto_symtab_get_resolution): Adjust.
(lto_symtab_get_identifier_decl): Remove.
(lto_symtab_set_identifier_decl): Likewise.
(lto_symtab_merge_decl): Rename to ...
(lto_symtab_merge): ... this. Rewrite.
(lto_symtab_merge_var): Remove.
(lto_symtab_merge_fn): Likewise.
(lto_symtab_prevailing_decl): Adjust.
(lto_cgraph_replace_node): New function.
(lto_symtab_merge_decls_2): Likewise.
(lto_symtab_merge_decls_1): Likewise.
(lto_symtab_fixup_var_decls): Likewise.
(lto_symtab_resolve_symbols): Likewise.
(lto_symtab_merge_decls): Likewise.
(lto_symtab_prevailing_decl): Adjust.
(lto_symtab_get_symtab_def): Remove.
(lto_symtab_get_file_data): Likewise.
(lto_symtab_clear_resolution): Adjust.
(lto_symtab_clear_resolution): Likewise.
* lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
(input_cgraph_1): Likewise.
* lto-streamer-in.c (get_resolution): Do not provide fake
symbol resolutions here.
(deferred_global_decls): Remove.
(lto_register_deferred_decls_in_symtab): Likewise.
(lto_register_var_decl_in_symtab): Change signature, register
variable via lto_symtab_register_decl.
(lto_register_function_decl_in_symtab): Likewise.
(lto_read_tree): Adjust.
* lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
(lto_symtab_merge_var): Likewise.
(lto_symtab_merge_fn): Likewise.
(lto_symtab_register_decl): Declare.
(lto_symtab_merge_decls): Likewise.
2009-10-05 Richard Guenther <rguenther@suse.de>
PR tree-optimization/23821
* tree-vrp.c (vrp_finalize): Do not perform copy propagation.
* tree-ssa-dom.c (cprop_operand): Do not propagate copies into
simple IV increments.
2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (arm_override_options): Really initialize
flag_dwarf2_cfi_asm to 0.
2009-10-05 Doug Kwan <dougkwan@google.com>
PR rtl-optimization/41574
* combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
floating point and we are not doing unsafe math optimizations.
2009-10-03 Simon Baldwin <simonb@google.com>
Cary Coutant <ccoutant@google.com>
Rafael Espindola <espindola@google.com>
Richard Guenther <rguenther@suse.de>
Jan Hubicka <jh@suse.cz>
Doug Kwan <dougkwan@google.com>
H.J. Lu <hongjiu.lu@intel.com>
Bill Maddox <maddox@google.com>
Ryan Mansfield <rmansfield@qnx.com>
Diego Novillo <dnovillo@google.com>
Ollie Wild <aaw@google.com>
Kenneth Zadeck <zadeck@naturalbridge.com>
* lto-cgraph.c: New file.
* lto-compress.c: New file.
* lto-compress.h: New file.
* lto-opts.c: New file.
* lto-section-in.c: New file.
* lto-section-out.c: New file.
* lto-streamer-in.c: New file.
* lto-streamer-out.c: New file.
* lto-streamer.c: New file.
* lto-streamer.h: New file.
* lto-symtab.c: New file.
* lto-wpa-fixup.c: New file.
* lto-wrapper.c: New file.
2009-10-03 Simon Baldwin <baldwin@google.com>
Ben Elliston <bje@au.ibm.com>
Rafael Espindola <espindola@google.com>
Nathan Froyd <froydnj@codesourcery.com>
Jan Hubicka <jh@suse.cz>
Doug Kwan <dougkwan@google.com>
Diego Novillo <dnovillo@google.com>
Kenneth Zadeck <zadeck@naturalbridge.com>
* Makefile.in (enable_lto): New.
(site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
(LINKER_PLUGIN_API_H): Define.
(LTO_SYMTAB_H): Define.
(LTO_STREAMER_H): Define.
(TREE_VECTORIZER_H): Define.
(INCLUDES): Add LIBELFINC.
(OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
(MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
(native): Add lto-wrapper$(exeext)
(lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
(gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
(varasm.o): Add dependency on tree-iterator.h.
(cgraph.o): Add dependency on cif-code.def.
(ipa-reference.o): Add dependency on LTO_STREAMER_H.
(ipa-pure-const.o): Likewise.
(GTFILES): Add lto-symtab.c.
(install-lto-wrapper): New.
* configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
* config.in: Regenerate.
2009-10-03 Rafael Espindola <espindola@google.com>
Diego Novillo <dnovillo@google.com>
* cgraphunit.c (ipa_passes): Prevent lto1 from calling
ipa_write_summaries.
Call execute_ipa_summary_passes for all_regular_ipa_passes and
all_lto_gen_passes.
(cgraph_optimize): Make extern.
2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
Kenneth Zadeck <zadeck@naturalbridge.com>
* toplev.c (in_lto_p): Declare.
* collect2.c (scan_prog_file): Read all the output when reading
information for LTO.
(enum lto_mode_d): Declare.
2009-10-03 Richard Guenther <rguenther@suse.de>
Diego Novillo <dnovillo@google.com>
* gimple.c: Include target.h and alias.h.
(gimple_types): Declare.
(type_hash_cache): Declare.
(gimple_alloc_stat): Make extern.
(gimple_build_eh_must_not_throw): Call
gimple_eh_must_not_throw_set_fndecl.
(struct type_pair_d): Declare.
(type_pair_t): Declare.
(type_pair_hash): New.
(type_pair_eq): New.
(lookup_type_pair): New.
(gimple_force_type_merge): New.
(compare_type_names_p): New.
(compare_field_offset): New.
(gimple_types_compatible_p): New.
(struct sccs): Declare.
(next_dfs_num): Declare.
(iterative_hash_gimple_type): New.
(visit): New.
(iterative_hash_type_name): New.
(iterative_hash_gimple_type): New.
(gimple_type_hash): New.
(gimple_type_eq): New.
(gimple_register_type): New.
(print_gimple_types_stats): New.
(gimple_signed_or_unsigned_type): New.
(gimple_unsigned_type): New.
(gimple_signed_type): New.
(gimple_get_alias_set): New.
(gimple_decl_printable_name): Do not use DMGL_TYPES.
* gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
(gimple_force_type_merge): Declare.
(gimple_types_compatible_p): Declare.
(gimple_register_type): Declare.
(print_gimple_types_stats): Declare.
(gimple_unsigned_type): Declare.
(gimple_signed_type): Declare.
(gimple_get_alias_set): Declare.
(gimple_eh_must_not_throw_set_fndecl): New.
2009-10-03 Jan Hubicka <jh@suse.cz>
Kenneth Zadeck <zadeck@naturalbridge.com>
* ipa-pure-const.c: Include lto-streamer.h.
(register_hooks): Factor out of ...
(generate_summary): ... here.
(pure_const_write_summary): New.
(pure_const_read_summary): New.
(pass_ipa_pure_const): Add pure_const_write_summary and
pure_const_read_summary.
* ipa-reference.c: Include lto-streamer.h.
(add_new_function): New.
(remove_node_data): New.
(duplicate_node_data): New.
(ipa_init): Guard against multiple calls.
Move hook setup from analyze_function.
(write_node_summary_p): New.
(ipa_reference_write_summary): New.
(ipa_reference_read_summary): New.
(pass_ipa_reference): Add ipa_reference_write_summary and
ipa_reference_read_summary.
* cgraph.h (cgraph_local_info): Add field lto_file_data.
(struct cgraph_edge): Add fields lto_stmt_uid and
call_stmt_cannot_inline_p.
(cgraph_optimize): Declare.
(cgraph_decide_is_function_needed): Declare.
(reset_inline_failed): Declare.
(enum LTO_cgraph_tags): Declare.
(LTO_cgraph_tag_names): Declare.
(LCC_NOT_FOUND): Define.
2009-10-03 Doug Kwan <dougkwan@google.com>
Rafael Espindola <espindola@google.com>
Jan Hubicka <jh@suse.cz>
Diego Novillo <dnovillo@google.com>
Kenneth Zadeck <zadeck@naturalbridge.com>
* passes.c (all_regular_ipa_passes): New.
(all_ipa_passes): Rename to all_small_ipa_passes.
(init_optimization_passes): Init all_regular_ipa_passes.
* tree-pass.h (all_regular_ipa_passes): New.
(all_ipa_passes): Rename to all_small_ipa_passes.
* passes.c (all_lto_gen_passes): New.
(init_optimization_passes): Initialize all_lto_gen_passes.
(execute_ipa_summary_passes): Make non-static.
(ipa_write_summaries_1): New.
(ipa_write_summaries_2): New.
(ipa_write_summaries): New.
(ipa_write_summaries_of_cgraph_node_set): New.
(ipa_read_summaries_1): New.
(ipa_read_summaries): New.
(execute_ipa_pass_list): Call cgraph_process_new_functions.
(execute_regular_ipa_pass_list): Remove.
(init_optimization_passes): Schedule
pass_rebuild_cgraph_edges and pass_early_inline outside
of pass_all_early_optimizations. Document reason.
(pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
pass_ipa_lto_finish_out): New pass.
(pass_ipa_summary_passes): Start and stop timers if the pass has them.
(execute_all_ipa_transforms): New.
(execute_one_pass): Don't call execute_one_ipa_transform_pass.
(dump_properties, debug_properties): New.
* tree-optimize.c (gate_all_early_local_passes): Return
false if we are in lto1.
(tree_rest_of_compilation): Call execute_all_ipa_transforms.
* tree-pass.h (execute_all_ipa_transforms): Declare.
(pass_ipa_function_and_variable_visibility): Declare.
(pass_ipa_early_inline): Declare.
(pass_ipa_lto_gimple_out): Declare.
(pass_ipa_lto_wpa_fixup): Declare.
(pass_ipa_lto_finish_out): Declare.
(all_small_ipa_passes, all_regular_ipa_passes,
all_lto_gen_passes): Declare.
(execute_ipa_summary_passes): Declare.
(execute_all_ipa_transforms): Declare.
(ipa_write_summaries): Declare
(ipa_write_summaries_of_cgraph_node_set): Declare.
(ipa_read_summaries): Declare.
2009-10-03 Doug Kwan <dougkwan@google.com>
Ollie Wild <aaw@google.com>
* ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
* collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
(lto_mode): New variable.
(maybe_run_lto_and_relink): Handle the -fwpa option.
(main): Handle the -fwpa option.
(maybe_unlink_list): New function.
* gcc.c (link_lto_options): Replace -flto with -fwpa.
* common.opt (flto): New flag.
* toplev.c (flag_generate_lto): Declare.
2009-10-03 Simon Baldwin <simonb@google.com>
* common.opt (flto-compression-level): New flag.
* opts.c: Include lto-opts.h.
(handle_option): Call lto_register_user_option for each
valid option handled.
(decode_options): Clear registered options before the options
handling loop.
2009-10-03 Cary Coutant <ccoutant@google.com>
* collect2.c (is_elf): New function.
(scan_prog_file): Require LTO object to be in ELF format.
2009-10-03 Rafael Espindola <espindola@google.com>
* gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
libgcc to the linker.
* ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
* collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
(collect_execute): Add flags argument. Pass flags to pex_run. Update
all callers.
* collect2.h (collect_execute): Add flags argument.
* tlink.c (tlink_execute): Update call to collect_execute.
* gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
(use_linker_plugin): New.
(use_linker_plugin_spec_function): New.
(LINK_COMMAND_SPEC): Pass plugin options to the linker.
(linker_plugin_file_spec): New.
(lto_wrapper_spec): New.
(lto_gcc_spec): New.
(static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
(static_spec_functions): Add use-linker-plugin.
(process_command): Handle -use-linker-plugin.
(main): Use lto_wrapper_spec instead of lto_wrapper. Set
linker_plugin_file_spec and lto_gcc_spec.
(use_linker_plugin_spec_function): New.
2009-10-03 Richard Guenther <rguenther@suse.de>
PR lto/41547
PR lto/41548
* tree.h (is_lang_specific): Include LANG_TYPE.
* tree.c (find_decls_types_r): Manually add interesting parts
of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
* gimple.c (type_pair_hash): Make symmetric.
(type_pair_eq): Likewise.
(lookup_type_pair): Increase initial hashtable size.
(gimple_force_type_merge): Rely on type-pair symmetry.
(visit): Remove excessive checking code.
(iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
(gimple_register_type): Remove getenv calls, shrink initial
hashtable size.
PR middle-end/41502
* cgraphunit.c (ipa_passes): Do not remove bodies of extern
inline functions if not generating lto output.
PR lto/41379
* toplev.c (finalize): In WPA mode remove the asm file.
2009-10-03 Doug Kwan <dougkwan@google.com>
* ipa-inline.c (cgraph_mark_inline): Check
edge->call_stmt_cannot_inline_p instead of calling
gimple_call_cannot_inline_p.
(cgraph_decide_inlining): Do nothing in WPA and LTRANS.
(cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
(inline_generate_summary): Do nothing in LTRANS.
* cgraph.c (initialize_inline_failed): Make sure e->call_stmt
exists before calling gimple_call_cannot_inline_p.
(cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
(cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
Update new_edge->lto_stmt_uid.
* cgraphbuild.c (reset_inline_failed): New.
* common.opt (fwpa): New flag.
(fltrans): New option.
* gcc.c (gcc_lto_option_t): New type.
(current_lto_option): New variable.
(lto_single_spec_function): Remove and is replaced by ..
(lto_option_spec_function): New function.
(LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
passing the -flto flag.
(cc1_options): Separate non-LTO related parts into ..
(cc1_non_lto_options): Non-LTO related options shared by all FEs.
(lto1_options): New spec for lto FE.
(link_lto_options): New spec for handling LTO flags in linker.
(invoke_lto_single): Re-format to fit in 80 column. Replace
lto-single with lto-option.
(static_specs): Add cc1_non_lto_options, lto1_options and
link_lto_options.
(static_spec_function): Replace lto-single with lto-option.
(process_command): Handle -flto, -fwpa and -fltran by setting
current_lto_option and not passing it to subprocess unconditionally.
2009-10-03 Bill Maddox <maddox@google.com>
Add `gcc' driver support for link-time code generation (LTO).
* collect2.c (enum pass): Add new literal PASS_LTOINFO.
(lto_flag, lto_objects, lto_o_file): New variables.
(struct lto_object, struct lto_object_list): New structures.
(collect_exit, handler): Remove LTO temporary output file on exit.
(add_lto_object): New function.
(maybe_run_lto_and_relink): New function. Perform link time code
generation and relinking for object files containing LTO information.
(main): Invoke maybe_run_lto_and_relink().
(dump_argv): New function. For debugging, currently disabled.
(scan_prog_file): Add LTO information pass.
* gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
collect2.
* toplev.c (compile_file): Emit assembler directive to create
the `gnu_lto_v1' marker symbol when compiling with `-flto'.
2009-10-03 Diego Novillo <dnovillo@google.com>
* c.opt: Add LTO to warn_abi and warn_psabi.
* tree.c (fld_worklist_push): Rename from PUSH. Convert to static
inline function. Ignore language-specific nodes. Update all users.
(find_decls_types_r): Do not traverse the subtrees of
language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
* tree.h (is_lang_specific): New.
* langhooks.h (struct lang_hooks_for_decls): Remove
may_need_assembler_name_p. Update all users.
* c-common.c (set_builtin_user_assembler_name): Move ...
* builtins.c (set_builtin_user_assembler_name): ... here.
(is_builtin_name): Add comment
(is_builtin_fn): New.
* except.c (output_ttype): Only call
lookup_type_for_runtime if TYPE is not a runtime type.
* passes.c (register_pass): Call position_pass on
all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
* timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
(TV_IPA_LTO_DECL_IO): Define.
(TV_IPA_LTO_CGRAPH_IO): Define.
(TV_LTO): Define.
(TV_WHOPR_WPA): Define.
(TV_WHOPR_WPA_IO): Define.
(TV_WHOPR_LTRANS): Define.
(TV_WHOPR_WPA_FIXUP): Define.
(TV_WHOPR_WPA_LTRANS_EXEC): Define.
* tree-cfg.c (tree_node_can_be_shared): Make extern.
* tree-flow.h (tree_node_can_be_shared): Declare.
* tree-inline.c (tree_can_inline_p): Check that E has a
statement associated with it.
* tree.c (free_lang_data_in_binf): Factor out of ...
(free_lang_data_in_type): ... here.
Call RECORD_OR_UNION_TYPE_P.
(need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
set. Call lang_hooks.decls.may_need_assembler_name_p if set.
(free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
(free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
(gate_free_lang_data): Return true if flag_generate_lto is set.
(walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
* c-common.h (set_builtin_user_assembler_name): Move ...
* tree.h (set_builtin_user_assembler_name): ... here.
* common.opt (flto-report): New flag.
* opts.c (complain_wrong_lang): Do not complain if running lto1.
* collect2.c (scan_prog_file): Send the error output of
'nm' to HOST_BIT_BUCKET.
2009-10-03 Ollie Wild <aaw@google.com>
* langhooks-def.h (lhd_begin_section): New function declaration.
(lhd_write_section): New function declaration.
(lhd_end_section): New function declaration.
(LANG_HOOKS_BEGIN_SECTION): New macro.
(LANG_HOOKS_WRITE_SECTION_DATA): New macro.
(LANG_HOOKS_END_SECTION): New macro.
(LANG_HOOKS_LTO): New macro.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
* langhooks.c (output.h): Add include.
(saved_section): New static variable.
(lhd_begin_section): New function.
(lhd_write_section_data): New function.
(lhd_end_section): New function.
* langhooks.h (struct lang_hooks_for_lto): New structure.
(struct lang_hooks): Add member lto.
* Makefile.in (langhooks.o): Add dependency on output.h.
* c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
2009-10-03 Richard Guenther <rguenther@suse.de>
* config/rs6000/rs6000.c (rs6000_output_function_epilogue):
Handle LTO.
2009-10-03 Simon Baldwin <simonb@google.com>
Richard Guenther <rguenther@suse.de>
Janis Johnson <janis187@us.ibm.com>
Doug Kwan <dougkwan@google.com>
Diego Novillo <dnovillo@google.com>
Ramana Radhakrishnan <ramana.r@gmail.com>
Ollie Wild <aaw@google.com>
* doc/install.texi: Add documentation for libelf and --enable-lto.
* doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
-flto-report, -flto-compression-level and -use-linker-plugin.
* doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
Add section for LTO Testing.
2009-10-02 Cary Coutant <ccoutant@google.com>
Add support for comdat type sections for DWARF v4.
Merge from dwarf4 branch.
* dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
(dw_die_ref): Define vector type.
(enum dw_val_class): Add dw_val_class_data8.
(struct dw_val_struct): Add v.val_data8.
(comdat_type_node_ref): New type.
(struct die_struct): Move die_symbol into a union; add new field
die_type_node. Change all uses.
(comdat_type_node): New type.
(skeleton_chain_node): New type.
(DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
(comdat_type_list): New variable.
(dwarf_tag_name): Add DW_TAG_type_unit.
(dwarf_attr_name): Add DW_AT_signature.
(add_AT_data8): New function.
(replace_child): New function.
(move_all_children): New function.
(print_signature): New function.
(print_die): Print signature information; add dw_val_class_data8.
(attr_checksum): Support dw_val_class_data8.
(CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
(CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
(checksum_sleb128, checksum_uleb128): New functions.
(checksum_die_context): New function.
(loc_checksum_ordered): New function.
(attr_checksum_ordered): New function.
(struct checksum_attributes): New structure.
(collect_checksum_attributes): New function.
(die_checksum_ordered): New function.
(generate_type_signature): New function.
(same_dw_val_p): Add dw_val_class_data8.
(is_symbol_die): Use new is_declaration_die function.
(is_declaration_die): New function.
(should_move_die_to_comdat): New function.
(clone_die): New function.
(clone_tree): New function.
(clone_as_declaration): New function.
(copy_declaration_context): New function.
(generate_skeleton_ancestor_tree): New function.
(generate_skeleton_bottom_up): New function.
(generate_skeleton): New function.
(remove_child_or_replace_with_skeleton): New function.
(break_out_comdat_types): New function.
(struct decl_table_entry): New type.
(htab_decl_hash): New function.
(htab_decl_eq): New function.
(htab_decl_del): New function.
(copy_ancestor_tree): New function.
(copy_decls_walk): New function.
(copy_decls_for_unworthy_types): New function.
(build_abbrev_table): Don't assert on missing die_symbol when doing
comdat type sections.
(size_of_die): Use DW_FORM_sig8 for external references. Add
dw_val_class_data8.
(unmark_dies): Don't assert for unmarked dies when doing comdat
type sections.
(value_format): Support DW_FORM_sig8 and dw_val_class_data8.
(output_signature): New function.
(output_die): Likewise.
(output_compilation_unit_header): Mark output as DWARF version 3
even if generating DWARF 4.
(output_comdat_type_unit): New function.
(output_line_info): Mark output as DWARF version 3 even if generating
DWARF 4.
(dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
DWARF-4.
(dwarf2out_end_source_file): Likewise.
(prune_unused_types_walk_attribs): Don't follow references into
comdat type sections.
(prune_unused_types_mark): When generating type units, do not mark
children of non-defining declarations of types; do mark children of
type entries.
(prune_unused_types): Process comdat type sections.
(htab_ct_hash): New function.
(htab_ct_eq): New function.
(dwarf2out_finish): Move types to comdat sections when using DWARF-4.
Add a pointer to the line table from type unit entries so
DW_AT_decl_file has meaning.
* varasm.c (default_elf_asm_named_section): Use identifier name as
comdat key instead of lang hook.
2009-10-02 Neil Vachharajani <nvachhar@google.com>
* gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2009-10-02 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (SWIM248): New mode iterator.
(divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
divmodhi4 patterns using SWIM248 macro.
(*divmod<mode>4): Macroize insn_and_split pattern from
*divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
and their corresponding splitters usign SWIM248 macro. Split SImode
insn to generate cltd and DImode insn to generate cqto instead of
move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
(*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
(*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
*divmodsi_noext patterns using SWIM248 macro.
(udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
udivmodhi4 patterns using SWIM248 macro.
(*udivmod<mode>4): Macroize insn_and_split pattern from
*udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
corresponding splitters using SWIM248 macro.
(*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
*udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
* stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
of zero-sized element is zero-sized regardless of its extent.
2009-10-02 Jakub Jelinek <jakub@redhat.com>
PR debug/40521
* configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
* configure: Regenerated.
* config.in: Regenerated.
* dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
!HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
(dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
not emitting .eh_frame, emit .cfi_sections .debug_frame
directive.
PR debug/41404
PR debug/41353
* cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
with '\0'.
(expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
vars use DECL_RTL with resetting it back to NULL afterwards.
* dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
rtx_equal_p instead of asserting it is a SYMBOL_REF.
(value_format): For dw_val_class_addr only use DW_FORM_addr if
the attribute type allows it, otherwise use DW_FORM_dataN.
(mem_loc_descriptor): Handle CONST_STRING.
(add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
Handle MEM with CONST_STRING address using add_AT_string.
(rtl_for_decl_init): Return MEM with CONST_STRING address instead of
CONST_STRING for const arrays initialized with a string literal.
(resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
(dwarf2out_finish): Call resolve_addr.
2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
Maxim Kuvyrkov <maxim@codesourcery.com>
* config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2009-10-02 Nick Clifton <nickc@redhat.com>
* config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
(ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2009-10-01 Jan Hubicka <jh@suse.cz>
* cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
(cgraph_create_virtual_clone): Just pass redirect_callers
around.
* cgraph.h (cgraph_clone_node): Update prototype.
* ipa-pure-const.c (self_recursive_p): New function.
(propagate): Use it.
* ipa-inline.c (cgraph_clone_inlined_nodes,
cgraph_decide_recursive_inlining): Update.
2009-10-01 David Daney <ddaney@caviumnetworks.com>
* gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
instructions for TARGET_OCTEON.
2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (arm_override_options): Turn off
flag_dwarf2_cfi_asm for AAPCS variants.
2009-10-01 Martin Jambor <mjambor@suse.cz>
PR middle-end/12392
* tree-sra.c (convert_callers): Do not call
compute_inline_parameters on one caller more than once.
2009-10-01 Nick Clifton <nickc@redhat.com>
* config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
an empty string if not already defined.
2009-10-01 Martin Jambor <mjambor@suse.cz>
PR bootstrap/41395
* tree-sra.c (is_va_list_type): New function.
(find_var_candidates): Call is_va_list_type.
(find_param_candidates): Check that the type or the type pointed
to are not va_list types.
2009-10-01 Martin Jambor <mjambor@suse.cz>
PR c++/41503
* cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
DECL_ARTIFICIAL (param_decl) is true.
2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
* tree.h (tree_decl_common::lang_flag_8): New.
* c-common.c (c_common_reswords): Include "constexpr" as C++0x
keyword.
* c-common.h (RID_CONSTEXPR): New.
2009-09-30 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_gimplify_va_arg_1):
Use ref-all pointers.
(alpha_gimplify_va_arg): Ditto.
2009-09-30 Jakub Jelinek <jakub@redhat.com>
PR target/41279
* cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
before insn counting loop now that BB_END (bb) is counted. Ensure
the return value isn't zero.
2009-09-30 Nick Clifton <nickc@redhat.com>
* config.gcc (sh-symbianelf): Replace definition of extra_objs
with separate definitions of c_target_objs and cxx_target_objs.
* config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
and symbian-base.o.
* config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
sh_symbian_import_export_class.
* config/sh/sh-protos.h: Fix names of exported symbian functions.
* config/sh/symbian.c: Delete, moving code into...
* config/sh/symbian-base.c: ... here
* config/sh/symbian-c.c: ... and here
* config/sh/symbian-cxx.c: ... and here.
2009-09-30 Uros Bizjak <ubizjak@gmail.com>
PR target/22093
* config/alpha/alpha.md (unaligned_storehi_be): Force operand
of plus RTX into register.
2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/install.texi: Linguistic and markup fixes.
(Configuration) <--disable-cpp>: Remove description.
<--enable-maintainer-mode>: Autotools files are affected, too.
<--with-sysroot>: Improve description.
(Building): Bump required GNU make version.
2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
* config.gcc (i[34567]86-*-*): Include fma4intrin.h.
(x86_64-*-*): Ditto.
* config/i386/fma4intrin.h: New file, provide common x86 compiler
intrinisics for FMA4.
* config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
* config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
Add FMA4 check and fma4intrin.h.
* config/i386/i386-c.c(ix86_target_macros_internal): Check
ISA_FLAG for FMA4.
* config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
* config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
constant for FMA4 support.
(UNSPEC_FMA4_FMADDSUB): Ditto.
(UNSPEC_FMA4_FMSUBADD): Ditto.
* config/i386/i386.opt (-mfma4): New switch for FMA4 support.
* config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
(ix86_expand_fma4_multiple_memory): Ditto.
* config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
(OPTION_MASK_ISA_FMA4_UNSET): New.
(OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
(OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
(ix86_handle_option): Handle -mfma4.
(isa_opts): Handle -mfma4.
(enum pta_flags): Add PTA_FMA4.
(override_options): Add FMA4 support.
(IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
(IX86_BUILTIN_VFMADDSD): Ditto.
(IX86_BUILTIN_VFMADDPS): Ditto.
(IX86_BUILTIN_VFMADDPD): Ditto.
(IX86_BUILTIN_VFMSUBSS): Ditto.
(IX86_BUILTIN_VFMSUBSD): Ditto.
(IX86_BUILTIN_VFMSUBPS): Ditto.
(IX86_BUILTIN_VFMSUBPD): Ditto.
(IX86_BUILTIN_VFMADDSUBPS): Ditto.
(IX86_BUILTIN_VFMADDSUBPD): Ditto.
(IX86_BUILTIN_VFMSUBADDPS): Ditto.
(IX86_BUILTIN_VFMSUBADDPD): Ditto.
(IX86_BUILTIN_VFNMADDSS): Ditto.
(IX86_BUILTIN_VFNMADDSD): Ditto.
(IX86_BUILTIN_VFNMADDPS): Ditto.
(IX86_BUILTIN_VFNMADDPD): Ditto.
(IX86_BUILTIN_VFNMSUBSS): Ditto.
(IX86_BUILTIN_VFNMSUBSD): Ditto.
(IX86_BUILTIN_VFNMSUBPS): Ditto.
(IX86_BUILTIN_VFNMSUBPD): Ditto.
(IX86_BUILTIN_VFMADDPS256): Ditto.
(IX86_BUILTIN_VFMADDPD256): Ditto.
(IX86_BUILTIN_VFMSUBPS256): Ditto.
(IX86_BUILTIN_VFMSUBPD256): Ditto.
(IX86_BUILTIN_VFMADDSUBPS256): Ditto.
(IX86_BUILTIN_VFMADDSUBPD256): Ditto.
(IX86_BUILTIN_VFMSUBADDPS256): Ditto.
(IX86_BUILTIN_VFMSUBADDPD256): Ditto.
(IX86_BUILTIN_VFNMADDPS256): Ditto.
(IX86_BUILTIN_VFNMADDPD256): Ditto.
(IX86_BUILTIN_VFNMSUBPS256): Ditto.
(IX86_BUILTIN_VFNMSUBPD256): Ditto.
(enum multi_arg_type): New enum for describing the various FMA4
intrinsic argument types.
(bdesc_multi_arg): New table for FMA4 intrinsics.
(ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
(ix86_expand_multi_arg_builtin): New function for creating FMA4
intrinsics.
(ix86_expand_builtin): Add FMA4 intrinsic support.
(ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
operand instructions.
(ix86_expand_fma4_multiple_memory): New function to split the
second memory reference from FMA4 instructions.
* config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
(ssemodesuffixf2s): Ditto.
(fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
instructions.
(fma4_fmsub<mode>4): Ditto.
(fma4_fnmadd<mode>4): Ditto.
(fma4_fnmsub<mode>4): Ditto.
(fma4_vmfmadd<mode>4): Ditto.
(fma4_vmfmsub<mode>4): Ditto.
(fma4_vmfnmadd<mode>4): Ditto.
(fma4_vmfnmsub<mode>4): Ditto.
(fma4_fmadd<mode>4256): Ditto.
(fma4_fmsub<mode>4256): Ditto.
(fma4_fnmadd<mode>4256): Ditto.
(fma4_fnmsub<mode>4256): Ditto.
(fma4_fmaddsubv8sf4): Ditto.
(fma4_fmaddsubv4sf4): Ditto.
(fma4_fmaddsubv4df4): Ditto.
(fma4_fmaddsubv2df4): Ditto.
(fma4_fmsubaddv8sf4): Ditto.
(fma4_fmsubaddv4sf4): Ditto.
(fma4_fmsubaddv4df4): Ditto.
(fma4_fmsubaddv2df4): Ditto.
(fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
instructions for intrinsics.
(fma4i_fmsub<mode>4): Ditto.
(fma4i_fnmadd<mode>4): Ditto.
(fma4i_fnmsub<mode>4): Ditto.
(fma4i_vmfmadd<mode>4): Ditto.
(fma4i_vmfmsub<mode>4): Ditto.
(fma4i_vmfnmadd<mode>4): Ditto.
(fma4i_vmfnmsub<mode>4): Ditto.
(fma4i_fmadd<mode>4256): Ditto.
(fma4i_fmsub<mode>4256): Ditto.
(fma4i_fnmadd<mode>4256): Ditto.
(fma4i_fnmsub<mode>4256): Ditto.
(fma4i_fmaddsubv8sf4): Ditto.
(fma4i_fmaddsubv4sf4): Ditto.
(fma4i_fmaddsubv4df4): Ditto.
(fma4i_fmaddsubv2df4): Ditto.
(fma4i_fmsubaddv8sf4): Ditto.
(fma4i_fmsubaddv4sf4): Ditto.
(fma4i_fmsubaddv4df4): Ditto.
(fma4i_fmsubaddv2df4): Ditto.
* doc/invoke.texi (-mfma4): Add documentation.
* doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2009-09-29 Richard Henderson <rth@redhat.com>
* tree-eh.c (unsplit_eh): Do not unsplit if there's already
an edge to the new destination block.
2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/41393
* pa.c (hppa_profile_hook): Use
make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2009-09-29 Steve Ellcey <sje@cup.hp.com>
Alexander Monakov <amonakov@ispras.ru>
PR target/41365
* config/ia64/predicates.md (not_postinc_destination_operand): New.
(not_postinc_memory_operand): New.
(not_postinc_move_operand): New.
* config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
(*cmovsi_internal): Ditto.
2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
* config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
restrict issue_rate in first pass when scheduling for register
pressure.
2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
Rafael Avila de Espindola <espindola@google.com>
* gengtype.c (plugin_output): New.
(get_output_file_with_visibility): Return plugin_output for plugins.
(main): Parse and use the -P option.
* gty.texi: Update the command line format.
2009-09-29 Jakub Jelinek <jakub@redhat.com>
PR debug/41438
* dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
functions.
(mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
out if !const_ok_for_output.
PR debug/41474
* dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
case VAR_LOCATION>: Remove gcc_unreachable ().
2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
* config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
(x86_64-*-*): Ditto.
* config/i386/smmintrin.h: Move instructions in mmintrin-common.h
back to smmintrin.h.
* config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
* config/i386/x86intrin.h: Remove SSE5.
* config/i386/mmintrin-common.h: Delete file.
* doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2009-09-29 Richard Guenther <rguenther@suse.de>
* alias.c (ao_ref_from_mem): Properly deal with off decl accesses
resulting from stack temporaries on STRICT_ALIGNMENT targets.
2009-09-29 Nick Clifton <nickc@redhat.com>
* function.c (current_function_name): If there is no current
function just return "<none>".
2009-09-28 Sriraman Tallam <tmsriram@google.com>
* tree-pass.h (register_pass_info): New structure.
(pass_positioning_ops): Move enum from gcc-plugin.h.
(register_pass): New function.
* gcc-plugin.h (plugin_pass): Delete structure.
(pass_positioning_ops): Delete enum.
* plugin.c (regsiter_pass): Delete function.
(position_pass): Delete function.
(added_pass_nodes): Delete variable.
(prev_added_pass_nodes): Delete variable.
(pass_list_node): Delete structure.
* passes.c (make_pass_instance): New function.
(next_pass_1): Change to call make_pass_instance.
(pass_list_node): Move structure from gcc-plugin.h.
(added_pass_nodes): Move variable from plugin.c.
(prev_added_pass_nodes): Move variable from plugin.c.
(position_pass): New function.
(register_pass): New function.
2009-09-28 Easwaran Raman <eraman@google.com>
* ifcvt.c (noce_try_abs): Recognize pattern and call
expand_one_cmpl_abs_nojump.
* optabs.c (expand_one_cmpl_abs_nojump): New function.
* optabs.h (expand_one_cmpl_abs_nojump): Declare.
2009-09-28 Ian Lance Taylor <iant@google.com>
PR middle-end/40500
* c-opts.c (c_common_handle_option): Don't set
warn_jump_misses_init for -Wall.
* doc/invoke.texi (Warning Options): Update documentation.
2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in ($(out_object_file)): Depend on
gt-$(basename $(notdir $(out_file))).h.
2009-09-28 Richard Henderson <rth@redhat.com>
* except.h (struct eh_region_d): Add use_cxa_end_cleanup.
* except.c (gen_eh_region): Set it.
(duplicate_eh_regions_1): Copy it.
* tree-eh.c (lower_resx): Use it to determine which function
to call to resume.
* langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
* langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
* builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
* tree.c (build_common_builtin_nodes): Remove parameter. Build
BUILT_IN_CXA_END_CLEANUP if necessary.
* c-common.c (c_define_builtins): Update call to
build_common_builtin_nodes.
2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
* spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2009-09-28 Michael Matz <matz@suse.de>
* builtins.c (interclass_mathfn_icode): New helper.
(expand_builtin_interclass_mathfn): Use it here, and split folding
into ...
(fold_builtin_interclass_mathfn): ... this new folder.
(build_call_nofold_loc): New static helper.
(build_call_nofold): New wrapper macro for above.
(expand_builtin_int_roundingfn): Use it instead of build_call_expr.
(expand_builtin_pow): Ditto.
(expand_builtin_memset_args): Ditto.
(expand_builtin_printf): Ditto.
(expand_builtin_fprintf): Ditto.
(expand_builtin_sprintf): Ditto.
(expand_builtin_memory_chk): Ditto.
(expand_builtin_mempcpy_args): Ditto and don't call folders.
(expand_builtin_stpcpy): Ditto.
(expand_builtin_strcmp): Ditto.
(expand_builtin_strncmp): Ditto.
(expand_builtin_strcpy): Remove FNDECL and MODE arguments.
(expand_builtin_strcpy_args): Don't call folders.
(expand_builtin_memcmp): Ditto.
(expand_builtin_strncpy): Ditto, and use target.
(expand_builtin_memcpy): Ditto.
(expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
expand_builtin_strpbrk, expand_builtin_memmove,
expand_builtin_memmove_args, expand_builtin_bcopy,
expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
expand_builtin_strspn, expand_builtin_strcspn,
expand_builtin_fputs): Remove these.
(expand_builtin): Don't call the above, change calls to other
expanders that changed prototype.
(fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
(fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
fold_builtin_interclass_mathfn.
(fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
(fold_builtin_strcat): Add folding split from expand_builtin_strcat.
* fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
* passes.c (init_optimization_passes): Move pass_fold_builtins
after last phiopt pass.
* tree-inline.c (fold_marked_statements): When folding builtins
iterate over all instruction potentially generated.
* tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
earlier.
(fold_gimple_call): Use it to always fold calls (into potentially
multiple instructions).
* tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
calls into zero at this time.
* tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
statements generated by builtin folding.
2009-09-28 Nick Clifton <nickc@redhat.com>
* config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2009-09-28 Duncan Sands <baldrick@free.fr>
* gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
* plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
(register_callback): Dispatch it.
(invoke_plugin_callbacks): Incorporate in sanity check.
* ggc.h (ggc_register_cache_tab): Add declaration.
* ggc-common.c (ggc_register_root_tab): Simplify.
(const_ggc_cache_tab_t): New typedef.
(extra_cache_vec): New vector of dynamically added cache tables.
(ggc_register_cache_tab): New function.
(ggc_scan_cache_tab): New function.
(ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
* doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2009-09-27 Richard Henderson <rth@redhat.com>
* tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
which we remove __builtin_stack_restore.
2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
* loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
to test for GRD_INVARIANT.
(simple_rhs_p): Anything that's function_invariant_p is fine.
2009-09-27 Rafael Avila de Espindola <espindola@google.com>
* gengtype.c (main): Use plunge_files instead of plugin_output.
2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
Rafael Avila de Espindola <espindola@google.com>
* gengtype.c (write_root, write_roots): Add a emit_pch argument.
Don't print pch related info if it is false.
(main): Don't print pch info in plugin mode.
2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
* dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
with dw_val_class_const_double.
(struct dw_val_struct): Replace val_long_long with val_double and
adjust for above change.
(output_loc_operands): Likewise.
(add_AT_long_long): Rename into...
(add_AT_double): ...this.
(print_die): Replace dw_val_class_long_long with
dw_val_class_const_double and adjust.
(attr_checksum): Likewise.
(same_dw_val_p): Likewise.
(size_of_die): Likewise.
(value_format): Likewise.
(output_die): Likewise.
(loc_descriptor) <CONST_DOUBLE>: Likewise.
(add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
instead of add_AT_long_long.
(add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
value with the precision of its type.
2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
PR c/41476
* c-typeck.c (build_conditional_expr): Use the readonly and
volatile flags of the operand types, not of the operands itself.
2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
* collect2.c (main): Look for -brtl before adding libraries.
2009-09-27 Jonathan Gray <jsg@openbsd.org>
* config.gcc: Update OpenBSD targets.
* config/openbsd-stdint.h: New file.
* config/openbsd-libpthread.h: New file.
* config/openbsd.h: Update and break out LIB_SPEC definition.
* config/alpha/openbsd.h: Overhaul to reflect ELF migration.
* config/i386/openbsdelf.h: Correct types.
* config/m68k/openbsd.h: Likewise.
* config/mips/openbsd.h: Likewise.
* config/vax/openbsd.h: Likewise.
2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
(extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
* stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
of the length and zero.
2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
(FLAGS_H): Add options.h $(REAL_H).
(SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
(TREE_VECTORIZER_H): New.
(EBITMAP_H): Renamed from EBIMAP_H.
(c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
(gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
(tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
(tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
(gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
(graphite-clast-to-gimple.o, graphite-dependences.o)
(graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
(graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
(tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
(tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
(targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
(gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
(ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
(haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
(sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
updated and fixed as per above changes and per
check_makefile_deps.sh output.
PR bootstrap/40928
* configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
* configure: Regenerate.
2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* doc/install.texi: Update minimum MPC version to 0.7.
2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Binaries): Remove reference to the binary
distribution CD-ROM from the FSF.
2009-09-26 Michael Matz <matz@suse.de>
PR lto/40758
PR middle-end/41470
* tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
that are mentioned in the body.
2009-09-26 Michael Matz <matz@suse.de>
PR tree-optimization/41454
* tree-ssa-dom (stmts_to_rescan): Remove variable.
(tree_ssa_dominator_optimize): Don't allocate and free it.
(dom_opt_leave_block): Don't iterate over it.
(eliminate_redundant_computations): Don't return a value.
(cprop_operand, cprop_into_stmt): Ditto.
(optimize_stmt): Don't defer updating stmts.
2009-09-25 Dodji Seketeli <dodji@redhat.com>
* dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
generic_parameter_die, template_parameter_pack_die,
gen_formal_parameter_die, gen_subprogram_die): Adjust after
renaming DW_TAG_formal_parameter_pack and
DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
and DW_TAG_GNU_template_parameter_pack.
2009-09-25 Anatoly Sokolov <aesok@post.ru>
* config/v850/v850.h (FUNCTION_VALUE): Remove.
* config/v850/v850.c (v850_function_value): New function.
(TARGET_FUNCTION_VALUE): Define.
2009-09-25 Jakub Jelinek <jakub@redhat.com>
* tree-vect-stmts.c (vectorizable_call): Call
mark_symbols_for_renaming after vect_finish_stmt_generation.
* dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
to loc_descriptor_from_tree.
(add_location_or_const_value_attribute): Pass 0 instead of 2
for decl_by_reference_p decls.
2009-09-25 Richard Guenther <rguenther@suse.de>
PR middle-end/41463
* tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
arrays again.
2009-09-25 Ben Elliston <bje@au.ibm.com>
* doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
after `power7'.
2009-09-25 Alan Modra <amodra@bigpond.net.au>
* config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
form of instruction.
2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/41435
* fold-const.c (const_binop): Handle complex int division.
* tree-complex.c (expand_complex_div_straight,
expand_complex_div_wide): Update comments.
2009-09-24 DJ Delorie <dj@redhat.com>
PR target/41456
* config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
(reg_class): Likewise.
(REG_CLASS_NAMES): Likewise.
* config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
(m32c_override_options): Disable -fivopts for M32C.
2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/predicates.md (indexed_or_indirect_operand):
Delete VSX load/store with update support.
* config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
* config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
(vsx_movti): Ditto.
(VSX_U): Delete.
(VSbit): Ditto.
(VStype_load_update): Ditto.
(VStype_store_update): Ditto.
(vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
(vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
* config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
load/store with update builtins.
2009-09-24 Kai Tietz <kai.tietz@onevision.com>
* libgcc2.c (L_trampoline): Prototype for getpagesize
and mprotect in WINNT case.
2009-09-24 Anatoly Sokolov <aesok@post.ru>
* config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
* config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
* config/rs6000/rs6000.c (rs6000_function_value): Make static, add
'outgoing' argument.
(TARGET_FUNCTION_VALUE): Define.
2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
* config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
PR bootstrap/41405
* common.opt: Initialize dwarf_strict to -1.
* toplev.c (process_options): Catch unset dwarf_strict
and set to 0 for all targets not overriding.
* config/darwin.c (darwin_override_options): Catch unset
dwarf_strict and override to 1.
2009-09-24 Jeff Law <law@redhat.com>
* tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2009-09-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/36143
PR tree-optimization/38747
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2009-09-24 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/41457
* dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
return false instead of gcc_unreachable (). For CONST return the
value returned by recursive call instead of always returning true.
(tree_add_const_value_attribute): Return the value returned by
add_const_value_attribute instead of always returning true if rtl
is non-NULL.
2009-09-23 Justin Seyster <jrseys@gmail.com>
* Makefile.in (PLUGIN_HEADERS): Include real.h.
2009-09-24 Jakub Jelinek <jakub@redhat.com>
* cgraphunit.c (cgraph_lower_function): Revert last change.
* targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
instead of DECL_NO_STATIC_CHAIN.
* tree-cfg.c (verify_gimple_call): Likewise.
* tree-nested.c (get_chain_decl, get_chain_field,
convert_tramp_reference_op, convert_gimple_call): Likewise.
(convert_all_function_calls): Likewise. Always set or clear
DECL_STATIC_CHAIN initially, for !n->outer clear it.
(lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
* c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
if nested.
* print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
DECL_NO_STATIC_CHAIN.
* config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
instead of DECL_NO_STATIC_CHAIN.
(ix86_function_regparm, find_drap_reg): Likewise. Don't test
decl_function_context.
* varasm.c (initializer_constant_valid_p): Likewise.
* tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
(DECL_STATIC_CHAIN): ... this.
* config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
instead of DECL_NO_STATIC_CHAIN.
2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
Rafael Avila de Espindola <espindola@google.com>
* gengtype.c (nb_plugin_files): Make it unsigned to match
num_gt_files. Adjust other variables to avoid warnings.
(main): Allocate an all zero lang_bitmap before each plugin file name
to match regular file names.
2009-09-23 Richard Henderson <rth@redhat.com>
* doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
(TARGET_STATIC_CHAIN): Mention that this hook must be used for
static chain passed in memory.
* system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
* targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
STATIC_CHAIN_INCOMING. Issue a sorry if there's no
STATIC_CHAIN_REGNUM defined.
* config/picochip/picochip-protos.h: s/class/klass/.
* config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
(picochip_static_chain): New.
* config/picochip/picochip.h (STATIC_CHAIN): Remove.
(STATIC_CHAIN_INCOMING): Remove.
* config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
(xtensa_static_chain): New.
* config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
(STATIC_CHAIN_INCOMING): Remove.
2009-09-23 Anatoly Sokolov <aesok@post.ru>
* config/pa/pa.h (FUNCTION_VALUE): Remove macro.
* config/pa/pa-protos.h (function_value): Remove.
* config/pa/pa.c (pa_function_value): Rename from function_value.
Make static, add 'outgoing' argument.
(TARGET_FUNCTION_VALUE): Define.
2009-09-23 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
instead of cfun->machine->is_leaf.
* config/avr/avr.h (machine_function): Remove is_leaf field.
2009-09-23 Jakub Jelinek <jakub@redhat.com>
PR debug/41439
* dwarf2out.c (address_of_int_loc_descriptor): Don't emit
DW_OP_piece after DW_OP_stack_value, adjust size calculations
for it, when DW_OP_stack_value and DW_OP_implicit_value has
the same size, prefer DW_OP_stack_value.
(loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2009-09-23 Alexandre Oliva <aoliva@redhat.com>
PR debug/41353
* var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2009-09-23 Alexandre Oliva <aoliva@redhat.com>
PR debug/41248
* cfgexpand.c (convert_debug_memory_address): New.
(expand_debug_expr): Convert base address and offset to the same
mode. Use it to convert addresses to other modes. Accept
ptr_mode addresses.
2009-09-23 Dodji Seketeli <dodji@redhat.com>
PR debug/41065
* function.h (types_used_by_vars_hash): Declare new hash table.
(types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
equality and hash function for the hash table.
(types_used_by_cur_var_decl): Declare a new global chained list.
(types_used_by_var_decl_insert): Declare new function.
* function.c (types_used_by_vars_hash): Define the hashtable ...
(types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
its equality and hash functions.
(hash_types_used_by_vars_entry): New hash helper.
(types_used_by_cur_var_decl): Define the global chained list.
(used_types_insert): Update the list of types used by the global
variable being parsed.
(types_used_by_var_decl_insert): Define new function.
* c-common.h (record_types_used_by_current_var_decl): Declare ...
* c-common.c (record_types_used_by_current_var_decl): ... new
function.
* c-decl.c (finish_decl): Record the types used by the global
variable declaration we've just parsed.
* dwarf2out.c (premark_used_types): Insert a new line between
comment and function.
(premark_used_types_helper): Fix comment.
(premark_types_used_by_global_vars_helper,
premark_types_used_by_global_vars): New functions.
(prune_unused_types): Do not prune types used by global variables.
2009-09-23 Richard Guenther <rguenther@suse.de>
* alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
produced for bigendian targets with promoted subregs.
2009-09-23 Richard Guenther <rguenther@suse.de>
* value-prof.c (gimple_ic): Purge old EH edges only after building
the new ones.
2009-09-23 Nick Clifton <nickc@redhat.com>
* config/arc/arc.c (arc_trampoline_init): Fix typo.
2009-09-23 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/41405
* doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
PR bootstrap/41436
* cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
on non-nested functions.
2009-09-23 Jakub Jelinek <jakub@redhat.com>
Jan Hubicka <jh@suse.cz>
* dwarf2out.c (loc_list_plus_const): Only define if
DWARF2_DEBUGGING_INFO.
(address_of_int_loc_descriptor): Likewise.
PR debug/41411
* dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2009-09-23 Uros Bizjak <ubizjak@gmail.com>
PR c/39779
* c-typeck.c (build_binary_op) <short_shift>: Check that integer
constant is more than zero.
2009-09-23 Alan Modra <amodra@bigpond.net.au>
PR target/40473
* config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
call final to emit non-scheduled prologue, instead insert at entry.
2009-09-22 Loren J. Rittle <ljrittle@acm.org>
Joseph S. Myers <joseph@codesourcery.com>
* doc/install.texi (*-*-freebsd*): Add proper format codes.
2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
Rafael Avila de Espindola <espindola@google.com>
* gengtype.c (is_file_equal): New function.
(close_output_files): Use is_file_equal. Free of->buf.
2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
Rafael Avila de Espindola <espindola@google.com>
* gengtype.c (write_types, write_local): Add the output_header
argument. Update all callers.
2009-09-22 Dodji Seketeli <dodji@redhat.com>
* dwarf2out.c (template_parameter_pack_die,
gen_formal_parameter_pack_die ): New functions.
(make_ith_pack_parameter_name): Remove this function.
(dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
DW_TAG_formal_parameter_pack.
(gen_generic_params_dies): Represent each template parameter pack
by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
represented by usual DW_TAG_template_*_parameter DIEs that are
children of the DW_TAG_template_parameter_pack element DIE.
(generic_parameter_die): This doesn't deal with parameter pack
names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
of parameter pack DIEs.
(gen_formal_parameter_die): Add a flag to not emit DW_AT_name
in certain cases, e.g. for pack elements.
(gen_formal_types_die, gen_decl_die): Adjust usage of
gen_formal_parameter_die.
(gen_subprogram_die): Represent each function parameter pack by a
DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
represented by usual DW_TAG_formal_parameter DIEs that are children
of the DW_TAG_formal_parameter_pack DIE. Remove references to
____builtin_va_alist decls as no part of the compiler uses those
anymore.
* langhooks.h (struct lang_hooks_for_decls): Add
function_parm_expanded_from_pack_p, get_generic_function_decl
and function_parameter_pack_p hooks. Fix comment for
get_innermost_generic_parms hook.
* langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
macros and use them to initialize lang_hook.
2009-09-22 Richard Henderson <rth@redhat.com>
* system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
(TRAMPOLINE_ADJUST_ADDRESS): Poison.
* target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
on TRAMPOLINE_TEMPLATE.
(TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
TRAMPOLINE_ADJUST_ADDRESS.
* targhooks.c (default_asm_trampoline_template): Remove.
(default_trampoline_adjust_address): Remove.
(default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
* targhooks.h: Update decls.
2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
* config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
* config/i386/cygwin.h (LIBGCJ_SONAME): Define.
* config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2009-09-22 Alexandre Oliva <aoliva@redhat.com>
PR debug/41295
* reload1.c (reload): Reset debug insns with pseudos without
equivalences.
2009-09-22 Janis Johnson <janis187@us.ibm.com>
* config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
unconditional true for decimal float modes.
* config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
* config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2009-09-22 Loren J. Rittle <ljrittle@acm.org>
* unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
Enable a new case for __FreeBSD__ >= 7.
* crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
* config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
* config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
and USE_LD_AS_NEEDED.
* doc/install.texi (*-*-freebsd*): Update target information.
2009-09-22 Richard Guenther <rguenther@suse.de>
PR middle-end/41395
* tree-dfa.c (get_ref_base_and_extent): Handle trailing
arrays really properly.
2009-09-22 Richard Henderson <rth@redhat.com>
PR target/41246
* target.h (struct gcc_target): Add asm_out.trampoline_template,
calls.static_chain, calls.trampoline_init,
calls.trampoline_adjust_address.
* target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
(TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
* builtins.c (expand_builtin_setjmp_receiver): Use
targetm.calls.static_chain; only clobber registers.
(expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
set up memory attributes properly for the trampoline block.
(expand_builtin_adjust_trampoline): Use
targetm.calls.trampoline_adjust_address.
* calls.c (prepare_call_address): Add fndecl argument. Use
targetm.calls.static_chain.
* df-scan.c (df_need_static_chain_reg): Remove.
(df_get_entry_block_def_set): Use targetm.calls.static_chain;
consolodate static chain handling.
* doc/tm.texi: Document new hooks.
* emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
(init_emit_regs): Don't initialize them.
* expr.h (prepare_call_address): Update decl.
* final.c (profile_function): Use targetm.calls.static_chain.
* function.c (expand_function_start): Likewise.
* rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
* stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
only clobber registers.
* targhooks.c (default_static_chain): New.
(default_asm_trampoline_template, default_trampoline_init): New.
(default_trampoline_adjust_address): New.
* targhooks.h: Declare them.
* varasm.c (assemble_trampoline_template): Use
targetm.asm_out.trampoline_template. Make the memory block const
and set its size.
* config/alpha/alpha.c (alpha_trampoline_init): Rename from
alpha_initialize_trampoline. Make static. Merge VMS parameter
differences into the TARGET_ABI_OPEN_VMS code block.
(TARGET_TRAMPOLINE_INIT): New.
* config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
(TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
* config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
(INITIALIZE_TRAMPOLINE): Remove.
* config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
(TRAMPOLINE_TEMPLATE): Merge with ...
(INITIALIZE_TRAMPOLINE): ... this and move ...
* config/arc/arc.c (arc_trampoline_init): ... here.
(TARGET_TRAMPOLINE_INIT): New.
* config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
(arm_asm_trampoline_template): New.
(arm_trampoline_init, arm_trampoline_adjust_address): New.
* config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
code to arm_asm_trampoline_template.
(TRAMPOLINE_ADJUST_ADDRESS): Move code to
arm_trampoline_adjust_address.
(INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
adjust for target hook parameters.
* config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
Remove.
* config/bfin/bfin-protos.h (initialize_trampoline): Remove.
* config/bfin/bfin.c (bfin_asm_trampoline_template): New.
(bfin_trampoline_init): Rename from initialize_trampoline;
make static; update for target hook parameters.
(TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
* config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
bfin_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Remove.
* config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
cris_trampoline_init): New.
* config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
cris_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
adjust for target hook parameters.
* config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
* config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
fr30_trampoline_init): New.
* config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
fr30_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
adjust for target hook parameters.
* config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
(frv_trampoline_init): Rename from frv_initialize_trampoline;
make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
* config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
* config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
* config/h8300/h8300.c (h8300_trampoline_init): New.
(TARGET_TRAMPOLINE_INIT): New.
* config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
to h8300_trampoline_init and adjust for hook parameters.
* config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
* config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
(ia64_trampoline_init): Rename from ia64_initialize_trampoline;
make static; adjust for hook parameters.
* config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
* config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_TRAMPOLINE_INIT): New.
(iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
* config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
iq2000_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
(TRAMPOLINE_CODE_SIZE): New.
(TRAMPOLINE_SIZE): Use it.
(TRAMPOLINE_ALIGNMENT): Follow Pmode.
* config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
* config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
(m32c_trampoline_init): Rename from m32c_initialize_trampoline;
adjust for hook parameters.
* config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
* config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
(m32r_trampoline_init): New.
* config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
m32r_trampoline_init.
* config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
(m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
make static; update for hook parameters.
* config/m68hc11/m68hc11-protos.h: Update.
* config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
* config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_TRAMPOLINE_INIT): New.
(mcore_function_value): Fix typo.
(mcore_asm_trampoline_template, mcore_trampoline_init): New.
* config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
to mcore_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
* config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
* config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
(mep_trampoline_init): Rename from mep_init_trampoline; make static;
update for hook parameters.
* config/mep/mep-protos.h (mep_init_trampoline): Remove.
* config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
mips_trampoline_init): New.
* config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
mips_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
update for hook parameters.
* gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_TRAMPOLINE_INIT): New.
(mmix_trampoline_size): Remove.
(mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
make static. Remove out-of-date tetra vs octa comment.
(mmix_trampoline_init): Rename from mmix_initialize_trampoline;
make static; update for hook parameters.
* config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
(INITIALIZE_TRAMPOLINE): Remove.
(TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
(TRAMPOLINE_ALIGNMENT): New.
* gcc/config/mmix/mmix-protos.h: Update.
* config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
mn10300_trampoline_init): New.
* config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
mn10300_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
* config/moxie/moxie.c (moxie_static_chain,
moxie_asm_trampoline_template, moxie_trampoline_init,
TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
TARGET_TRAMPOLINE_INIT): New.
* config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
moxie_trampoline_init.
(TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
(STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
* gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
pa_trampoline_adjust_address): New.
* config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
pa_asm_trampoline_template.
(TRAMPOLINE_ALIGNMENT): New.
(TRAMPOLINE_CODE_SIZE): Move to pa.c.
(INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
adjust for hook parameters.
(TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
* config/pdp11/pdp11.c (pdp11_trampoline_init): New.
(TARGET_TRAMPOLINE_INIT): New.
* config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
(INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
* config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
* config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
* config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
(rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
make static; adjust parameters for the hook.
* config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
* config/s390/s390.c (s390_asm_trampoline_template): Rename from
s390_trampoline_template; make static.
(s390_trampoline_init): Rename from s390_initialize_trampoline;
make static; adjust for target hook.
(TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
* config/s390/s390-protos.h: Remove trampoline decls.
* config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
(TRAMPOLINE_TEMPLATE): Remove.
(TRAMPOLINE_ALIGNMENT): New.
* config/score/score-protos.h (score_initialize_trampoline): Remove.
* config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_TRAMPOLINE_INIT): New.
(score_asm_trampoline_template): New.
(score_trampoline_init): Rename from score_initialize_trampoline;
make static; adjust for hook parameters.
* config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
score[37]_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Remove.
* config/score/score3.c (score3_asm_trampoline_template): New.
(score3_trampoline_init): Rename from score3_initialize_trampoline;
adjust for target hook.
* config/score/score7.c (score7_asm_trampoline_template): New.
(score7_trampoline_init): Rename from score7_initialize_trampoline;
adjust for target hook.
* config/score/score3.h, config/score/score7.h: Update.
* config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
* config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
(TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
(sh_trampoline_init): Rename from sh_initialize_trampoline;
make static; adjust for target hook parameters.
(sh_trampoline_adjust_address): New.
* config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
(TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
* config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
(sparc32_initialize_trampoline): Rename from
sparc_initialize_trampoline; make static; replace tramp parameter
with m_tramp and update memory accesses.
(sparc64_initialize_trampoline): Similarly.
(sparc_trampoline_init): New.
* config/sparc/sparc-protos.h: Remove trampoline decls.
* config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
* config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
* config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
(array_to_constant): Make ARR parameter const.
(spu_trampoline_init): Rename from spu_initialize_trampoline;
make static; update for hook parameters.
* config/spu/spu-protos.h: Update decls.
* config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
* config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
from xstormy16_initialize_trampoline; make static; update for
hook parameters.
(TARGET_TRAMPOLINE_INIT): New.
* config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
* config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_TRAMPOLINE_INIT): New.
(v850_can_eliminate): Make static.
(v850_asm_trampoline_template, v850_trampoline_init): New.
* config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
v850_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
and adjust for target hook parameters.
* config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_TRAMPOLINE_INIT): New.
(vax_asm_trampoline_template, vax_trampoline_init): New.
* config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
vax_asm_trampoline_template.
(INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
* config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
(TARGET_TRAMPOLINE_INIT): New.
(xtensa_asm_trampoline_template): Rename from
xtensa_trampoline_template; make static.
(xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
make static; update for hook parameters.
* config/xtensa/xtensa-protos.h: Remove trampoline decls.
* config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
(INITIALIZE_TRAMPOLINE): Remove.
* config/i386/i386.c (ix86_function_regparm): Do not issue an
error for nested functions with regparm=3.
(ix86_compute_frame_layout): Adjust frame pointer offset for
ix86_static_chain_on_stack.
(ix86_expand_prologue): Handle ix86_static_chain_on_stack.
(ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
don't reset to UNITS_PER_WORD.
(ix86_emit_leave): Adjust ix86_cfa_state.
(ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
(ix86_static_chain): New.
(ix86_trampoline_init): Rename from x86_initialize_trampoline;
make static; update for target hook parameters; use ix86_static_chain.
(TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
* config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
(INITIALIZE_TRAMPOLINE): Remove.
(TRAMPOLINE_SIZE): Use 24 for 64-bit.
(struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
to the end. Add static_chain_on_stack.
(ix86_static_chain_on_stack): New.
* config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
(m68k_output_mi_thunk): Don't use static_chain_rtx.
(m68k_trampoline_init): New.
* config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
m68k_trampoline_init and adjust for hook parameters.
* config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
(TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2009-09-22 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
* reload1.c (reload): Call wrap_constant when substituting
reg for equiv inside of DEBUG_INSNs.
PR bootstrap/41405
* dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
add_call_src_coords_attributes, add_high_low_attributes,
gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
when -gdwarf-2 -gstrict-dwarf.
(loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
-gdwarf-[23] -gstrict-dwarf.
(address_of_int_loc_descriptor, loc_descriptor,
loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
* common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2009-09-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41428
* tree-ssa-ccp.c (ccp_fold_stmt): New function.
(ccp_finalize): Pass it to substitute_and_fold.
2009-09-22 Richard Guenther <rguenther@suse.de>
* tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
(substitute_and_fold): Adjust prototype.
* tree-vrp.c (vrp_evaluate_conditional): Make static.
(simplify_stmt_using_ranges): Likewise.
(fold_predicate_in): Move here from tree-ssa-propagate.c.
(vrp_fold_stmt): New function.
(vrp_finalize): Pass it to substitute_and_fold.
* tree-flow.h (vrp_evaluate_conditional): Remove.
(simplify_stmt_using_ranges): Likewise.
* tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
* tree-ssa-copy.c (fini_copy_prop): Likewise.
* tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
member.
(fold_predicate_in): Move to tree-vrp.c.
(substitute_and_fold): Use the callback instead of calling into
tree-vrp.c functions directly.
2009-09-22 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
comparison warning on rs6000.
PR middle-end/41429
* tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
GIMPLE_EH_MUST_NOT_THROW cleanup.
(verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
PR middle-end/41260
* gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
* gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
LIB_SPEC for darwin10 and later since it always uses the unwinder in
libSystem which is derived from the gcc 4.2.1 unwinder.
2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
PR middle-end/41357
* varasm.c (default_encode_section_info): Copy TLS model into
sym_ref flags regardless of backend support for TLS, for all
model types except TLS_MODEL_EMULATED.
2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
PR bootstrap/41404
* dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
we can handle it correctly.
2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (os2): Remove section.
2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
* doc/standards.texi (Objective-C): Adjust two URLs.
2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
* tree-tailcall.c (process_assignment): Don't check if a
multiplication or an addition are already present.
(find_tail_calls): Combine multiple additions and multiplications.
(adjust_accumulator_values): Emit accumulators.
2009-09-21 Kai Tietz <kai.tietz@onevision.com>
* config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
xmm register restore.
2009-09-21 Jan Hubicka <jh@suse.cz>
* dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
(dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
restore at the end.
2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
* stor-layout.c (layout_type): Remove obsolete code.
2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
PR middle-end/41395
* opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/30789
* builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
(do_mpc_ckconv): Accept FORCE_CONVERT parameter.
(fold_builtin_2, do_mpc_arg1): Update accordingly.
* fold-const.c (const_binop): Likewise.
* real.h (do_mpc_arg2): Update prototype.
2009-09-20 Jan Hubicka <jh@suse.cz>
* dwarf2out.c (add_const_value_attribute): Return true if successful.
(add_location_or_const_value_attribute): Rewrite using
loc_list_from_tree.
(tree_add_const_value_attribute): Return true if successful.
(tree_add_const_value_attribute_for_decl): Likewise.
* dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
(loc_descriptor): ... here;
(loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
(cst_pool_loc_descr): Break out from ...; do not reffer constant
pool items that was not marked for output.
(loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
(loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
(loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
DW_OP_stack_value to get address of items that are not available
as addresses.
(dw_loc_list): Handle single element lists correctly.
2009-09-20 Kai Tietz <kai.tietz@onevision.com>
Pascal Obry <obry@adacore.com>
* unwind-dw2-fde.c (classify_object_over_fdes):
Cast the constant 1 to _Unwind_Ptr.
(add_fdes): Likewise.
(linear_search_fdes): Likewise.
2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
* stor-layout.c (set_sizetype): Avoid useless type copy.
2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
* configure.ac (gcc_cv_ld_mips_personality_relaxation): New
feature check.
(HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
* configure, config.in: Regenerate.
* dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
DW_EH_PE_absptr.
* config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
(ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
for global data if the output could be used in a shared library.
* config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
to 0 if TARGET_WRITABLE_EH_FRAME.
2009-09-20 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/39886
* combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
just when insn is equal to BB_END (bb).
2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.opt (mrelax-pic-calls): New option.
* config/mips/mips.c (mips_strip_unspec_address): Move it up in
the file.
(mips_unspec_call): Change "unspec_call" expander into this.
(mips_strip_unspec_call): New function.
(mips_got_load): Call mips_unspec_call instead of
gen_unspec_call<mode>.
(mips16_build_call_stub): Fix comment for fp_code. Adjust call to
MIPS_CALL.
(mips_cfg_in_reorg): New function.
(mips16_lay_out_constants): Use it to decide whether to call
CFG-aware insn splitting.
(r10k_insert_cache_barriers): Move CFG set-up code from here to
mips_reorg. Move DF set-up code from here ...
(mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
from here.
(mips_reorg): Call mips_df_reorg instead of
r10k_insert_cache_barriers. Move CFG set-up code here from
r10k_insert_cache_barriers.
(mips_call_expr_from_insn): New function.
(mips_pic_call_symbol_from_set): Likewise.
(mips_find_pic_call_symbol): Likewise.
(mips_annotate_pic_call_expr): Likewise.
(mips_get_pic_call_symbol): Likewise.
(mips_annotate_pic_calls): Likewise.
(mips_override_options): Disable -mrelax-pic-calls unless PIC
calls are used.
(mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
* config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
* config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
directive.
* config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
(unspec_call<mode>): Remove it.
(sibcall_internal, sibcall_value_internal,
sibcall_value_multiple_internal, call_internal, call_split,
call_value_internal, call_value_split,
call_value_multiple_internal, call_value_multiple_split): Pass
SIZE_OPNO to MIPS_CALL.
(call_internal_direct, call_direct_split,
call_value_internal_direct, call_value_direct_split): Pass -1 as
SIZE_OPNO to MIPS_CALL.
* configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
* configure: Regenerate.
* doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
and -mno-relax-pic-calls.
(MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR bootstrap/35619
* Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
in the directory this rule is called from, rather than the
toplevel 'gcc' directory, to fix in-tree build.
2009-09-19 Chris Demetriou <cgd@google.com>
PR preprocessor/28435:
* c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
to cpplib that the preprocessor output is needed.
2009-09-19 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
*restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
*return_and_restore_fpregs_<mode>,
*return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
PR bootstrap/41397
* dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
instead of assuming it has always a REG inside of it.
2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
* config/freebsd.h: Update comment on types.
(WINT_TYPE): Define.
2009-09-18 Jason Merrill <jason@redhat.com>
* c.opt: Add -fno-deduce-init-list.
2009-09-18 Neil Vachharajani <nvachhar@google.com>
* value-prof.c (interesting_stringop_to_profile_p): Added output
argument to indicate which parameter is the size parameter.
* value-prof.c (gimple_stringop_fixed_value): Use
INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
* value-prof.c (gimple_stringops_transform): Update call sites to
INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
2009-09-18 Uros Bizjak <ubizjak@gmail.com>
PR target/38288
From David Binderman <dcb314@hotmail.com>:
* gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
local variable f. Remove stale comments.
(ix86_compute_frame_layout): Remove useless local variable total_size.
Remove #if 0'd code.
(legitimate_address_p): Remove useless local variables
reason_rtx and reason.
(ix86_split_copysign_const): Remove useless local variable op1.
(scale_counter): Remove useless local variable piece_size_mask.
2009-09-18 Jakub Jelinek <jakub@redhat.com>
* stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
output decl.
2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
PR target/40913
* config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
2009-09-17 Jakub Jelinek <jakub@redhat.com>
* c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
TYPE_STUB_DECL.
2009-09-17 Alexandre Oliva <aoliva@redhat.com>
* dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
DW_OP_implicit_value even without dwarf_version 4.
2009-09-17 Jan Hubicka <jh@suse.cz>
* dwarf2out.c: Include tree-pass.h and gimple.h.
(loc_list_plus_const): New function.
(loc_descriptor_from_tree_1): Rename to ...
(loc_descriptor_from_tree): ... remove original.
(loc_list_from_tree): New function.
(add_AT_location_description): Accept location list.
(tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
(concatn_mem_loc_descriptor): Remove.
(mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
returning NULL.
(secname_for_decl): Move up.
(hidden_reference_p): New function; break out from ...
(loc_by_refernece): ... here; move up.
(dw_loc_list): New function.
(single_element_loc_list): New function.
(single_element_loc_list_p): New function.
(add_loc_descr_to_each): New function.
(add_loc_list): New function.
(loc_descr_from_tree): Make wraper of loc_list_from_tree.
(loc_list_from_tree): Reroganized from loc_descr_from_tree;
add diagnostics why expansion failed.
(add_location_or_const_value_attribute): Support location lists.
(add_bound_info): Likewise.
(descr_info_loc): Update call of loc_descriptor_from_tree.
(gen_variable_die): Work on location lists.
* final.c (pass_final): Add dump file.
* Makefile.in (dwarf2out.o): Add new dependencies.
2009-09-17 Janis Johnson <janis187@us.ibm.com>
PR c/41049
* real.c decimal_from_integer, decimal_integer_string): New.
(real_from_integer): Use them as special case for decimal float.
* config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
(_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
Do not append zero after the decimal point in string to convert.
2009-09-17 Alexander Monakov <amonakov@ispras.ru>
* graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
2009-09-17 Martin Jambor <mjambor@suse.cz>
* common.opt (fipa-sra): New switch.
* opts.c (decode_options): Turn flag_ipa_sra on for opt2.
* timevar.def (TV_IPA_SRA): New timevar.
* params.def (ipa-sra-ptr-growth-factor): New parameter.
* doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
* tree-sra.c: Include cgraph.c.
(enum sra_mode): Added SRA_MODE_EARLY_IPA.
(struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
and grp_not_necessarilly_dereferenced.
(func_param_count): New variable.
(encountered_apply_args): New variable.
(bb_dereferences): New variable.
(final_bbs): New variable.
(no_accesses_representant): New variable.
(no_accesses_p): New function.
(dump_access): Dump the new fields.
(sra_initialize): Set encountered_apply_args to false.
(get_ssa_base_param): New function.
(mark_parm_dereference): New function.
(create_access): Caring for INIDRECT_REFs and different handling of
varialble length accesses in early IPA SRA. Store the stmt - a new
parameter - to the new access.
(build_access_from_expr_1): New parameter stmt, passed to
create_access. Handle INDIRECT_REFs.
(build_access_from_expr): Pass the current statement to
build_access_from_expr_1.
(disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
passes.
(build_accesses_from_assign): Pass the current statement to
build_access_from_expr_1. Do not create assign links in IPA-SRA.
(scan_function): Call handle_ssa_defs on phi nodes. Set bits in
final_bbs when necessary. Check for calls to __builtin_apply_args.
Fixup EH info if anythng was changed.
(is_unused_scalar_param): New function.
(ptr_parm_has_direct_uses): New function.
(find_param_candidates): New function.
(mark_maybe_modified): New function.
(analyze_modified_params): New function.
(propagate_dereference_distances): New function.
(dump_dereferences_table): New function.
(analyze_caller_dereference_legality): New function.
(unmodified_by_ref_scalar_representative): New function.
(splice_param_accesses): New function.
(decide_one_param_reduction): New function.
(enum ipa_splicing_result): New type.
(splice_all_param_accesses): New function.
(get_param_index): New function.
(turn_representatives_into_adjustments): New function.
(analyze_all_param_acesses): New function.
(get_replaced_param_substitute): New function.
(get_adjustment_for_base): New function.
(replace_removed_params_ssa_names): New function.
(sra_ipa_reset_debug_stmts): New function.
(sra_ipa_modify_expr): New function.
(sra_ipa_modify_assign): New function.
(convert_callers): New function.
(modify_function): New function.
(ipa_sra_preliminary_function_checks): New function.
(ipa_early_sra): New function.
(ipa_early_sra_gate): New function.
(pass_early_ipa_sra): New variable.
* Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
2009-09-17 Michael Matz <matz@suse.de>
PR middle-end/41347
* tree.c (build_type_attribute_qual_variant): Export.
* tree.h (build_type_attribute_qual_variant): Declare.
* tree-inline.c (remap_type_1): Use it to build variants with
the original qualifiers and attributes.
2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* cfglayout.c (fixup_reorder_chain): Accept conditional jumps
without a fallthrough edge.
2009-09-16 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
chip and ignore the "fast_interrupt" attribute if so.
2009-09-16 Richard Henderson <rth@redhat.com>
PR middle-end/41360
* cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
barrier fix.
2009-09-16 Richard Henderson <rth@redhat.com>
PR target/41246
* tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
is set only if DECL_NO_STATIC_CHAIN is unset.
* tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
(FOR_EACH_NEST_INFO): New.
(walk_all_functions): Use it.
(finalize_nesting_tree): Likewise.
(unnest_nesting_tree): Likewise.
(free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
(get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
(convert_gimple_call): Early out if gimple_call_chain already set.
(convert_all_function_calls): Iterate until no new functions
require a static chain.
(finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
when building a trampoline. Use dump_function_to_file instead
of dump_function.
(lower_nested_functions): Open dump_file. Validate that decls
that have DECL_NO_STATIC_CHAIN from the front end don't have that
bit reset by this pass.
2009-09-16 Michael Matz <matz@suse.de>
PR fortran/41212
* tree.h (struct tree_decl_common): Add decl_restricted_flag,
shorten decl_common_unused.
(DECL_RESTRICTED_P): New accessor.
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
to disambiguate marked decls and restrict pointers.
2009-09-16 Richard Henderson <rth@redhat.com>
PR middle-end/41360
* cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
2009-09-16 Jakub Jelinek <jakub@redhat.com>
* integrate.c (set_block_abstract_flags): Call
set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
2009-09-16 Richard Guenther <rguenther@suse.de>
PR middle-end/34011
* tree-flow-inline.h (may_be_aliased): Compute readonly variables
as non-aliased.
2009-09-16 DJ Delorie <dj@redhat.com>
Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
(sh_expand_prologue): Update calls to output_stack_adjust.
(sh_expand_epilogue): Likewise.
2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
PR bootstrap/41349
* reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
trying to limit the extent of searches in the insn stream.
2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
Jakub Jelinek <jakub@redhat.com>
PR target/41175
PR target/40677
* config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
problem.
(SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
(rs6000_savres_strategy): Always save FP registers inline if the
target doesn't support hardware double-precision. Set the above
bits in return value when needed.
(rs6000_savres_routine_sym): Fix computation for cache selector.
Mark the generated symbol as a function. Rename exitp argument to
lr. Move code for determining the name of the symbol...
(rs6000_savres_routine_name): ...here. New function. Add cases for
getting the names right on AIX and 64-bit Linux.
(savres_routine_name): New variable.
(rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
on what the target routine uses as a base register. If savep && lr
describe saving of r0 into memory slot.
(rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
line calls for AIX ABI.
(rs6000_output_function_prologue): Use rs6000_savres_routine_name to
determine FP save/restore functions.
(rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
gen_addsi3.
(rs6000_emit_epilogue): Adjust computation of restore_lr.
Duplicate restoration of LR and execute the appropriate one
depending on whether GPRs are being restored inline. Set r11 from
offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
Fix out of line calls for AIX ABI.
* config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
New insn.
* config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
register 11.
(*restore_gpregs_spe): Likewise.
(*return_and_restore_gpregs_spe): Likewise.
* config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
Define to empty string unconditionally.
* config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
Define to empty string unconditionally.
(GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
!TARGET_64BIT.
2009-09-15 Jan Hubicka <jh@suse.cz>
* doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
* params.def (inline-insns-auto): Likewise.
2009-09-15 Martin Jambor <mjambor@suse.cz>
* ipa-inline.c (estimate_function_body_sizes): Dump info about
individual statements only at TDF_DETAILS dump level. Format
source for 80 characters per line.
2009-09-15 Christian Bruel <christian.bruel@st.com>
* regrename.c (do_replace): Update REG_DEAD notes.
2009-09-15 Revital Eres <eres@il.ibm.com>
* doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
* targhooks.c (default_builtin_support_vector_misalignment):
New builtin function.
* targhooks.h (default_builtin_support_vector_misalignment):
Declare.
* target.h (builtin_support_vector_misalignment):
New field in struct gcc_target.
* tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
new builtin function.
* target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
Define.
* config/rs6000/rs6000.c
(rs6000_builtin_support_vector_misalignment): New function.
(TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
2009-09-15 Jie Zhang <jie.zhang@analog.com>
* config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
instead of INSN_P.
(bfin_optimize_loop): Likewise.
(bfin_gen_bundles): Likewise.
(workaround_speculation): Likewise.
(find_load): Return NULL_RTX for debug_insn.
2009-09-15 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
(sminsf3): Ditto.
2009-09-14 DJ Delorie <dj@redhat.com>
* config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
* config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
VLIW mode.
2009-09-14 Richard Henderson <rth@redhat.com>
Jakub Jelinek <jakub@redhat.com>
* builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
* cfgbuild.c (make_edges): Handle asm goto.
* cfglayout.c (fixup_reorder_chain): Likewise.
* cfgrtl.c (patch_jump_insn): Likewise.
* gimple-pretty-print.c (dump_gimple_asm): Likewise.
* gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
(gimple_build_asm_vec): Add and use labels parameter.
(gimple_build_asm): Remove.
(walk_gimple_asm): Walk labels too.
* gimple.def (GIMPLE_ASM): Update docs.
* gimple.h: Update decls.
(struct gimple_statement_asm): Change nc to use unsigned char;
add nl member.
(gimple_asm_nlabels): New.
(gimple_asm_label_op, gimple_asm_set_label_op): New.
* gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
into gimple_build_asm_vec.
* jump.c (mark_jump_label_asm): New.
(mark_jump_label): Use it.
(redirect_jump_1): Handle asm goto.
(invert_jump_1): Soft fail if X is null.
* recog.c (extract_asm_operands): New.
(asm_noperands): Use it; handle asm labels.
(decode_asm_operands): Use extract_asm_operands.
(asm_operand_ok): Properly handle empty string.
* reg-stack.c (get_asm_operands_in_out): Rename from
get_asm_operand_n_inputs; use extract_asm_operands; return both
inputs and outputs by reference; update all callers.
* rtl.def (ASM_OPERANDS): Add label vector as operand 6.
* rtl.h (ASM_OPERANDS_LABEL_VEC): New.
(ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
(ASM_OPERANDS_SOURCE_LOCATION): Renumber.
(extract_asm_operands): Declare.
* stmt.c (expand_asm_operands): Add and use labels parameter.
(check_unique_operand_names): Likewise.
(resolve_asm_operand_names, resolve_operand_name_1): Likewise.
(expand_asm_stmt): Handle asm labels.
* tree-cfg.c (make_gimple_asm_edges): New.
(make_edges): Use it.
(cleanup_dead_labels): Handle asm labels.
(is_ctrl_altering_stmt): Likewise.
(gimple_redirect_edge_and_branch): Likewise.
* tree.def (ASM_EXPR): Add 5th operand.
* tree.h (ASM_LABELS): New.
(resolve_asm_operand_names): Update decl.
* c-parser.c (c_parser_asm_statement): Parse asm goto.
(c_parser_asm_goto_operands): New.
* c-tree.h (build_asm_expr): Update decl.
* c-typeck.c (build_asm_expr): Add and use labels parameter.
* doc/extend.texi: Document asm goto.
2009-09-14 Richard Henderson <rth@redhat.com>
* except.h: Update declarations.
(struct pointer_map_t): Forward declare.
(ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
(struct eh_landing_pad_d, eh_landing_pad): New.
(struct eh_catch_d, eh_catch): New.
(struct eh_region_d): Remove next_region_sharing_label, aka,
label, tree_label, landing_pad, post_landing_pad, resume,
may_contain_throw. Rename region_number to index. Remove
u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
(VEC(eh_landing_pad,gc)): New.
(struct eh_status): Remove last_region_number. Add lp_array,
throw_stmt_table, ttype_data, ehspec_data.
(ehr_next, FOR_ALL_EH_REGION_AT): New.
(FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
* except.c (lang_protect_cleanup_actions): Return tree.
(struct ehl_map_entry): Remove.
(init_eh_for_function): Push zero entries for region and lp_array.
(gen_eh_region): Add to region_array immediately.
(gen_eh_region_catch): Operate on eh_catch objects.
(gen_eh_landing_pad): New.
(get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
(get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
(get_eh_region_from_number, get_eh_region_from_number_fn): New.
(get_eh_landing_pad_from_number_fn): New.
(get_eh_landing_pad_from_number): New.
(get_eh_region_from_lp_number_fn): New.
(get_eh_region_from_lp_number): New.
(expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
(get_exception_pointer, get_exception_filter): Remove.
(collect_eh_region_array, can_be_reached_by_runtime): Remove.
(current_function_has_exception_handlers): Simplify.
(bring_to_root, eh_region_replaceable_by_p): Remove.
(replace_region, hash_type_list, hash_eh_region): Remove.
(eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
(label_to_region_map, num_eh_regions): Remove.
(get_next_region_sharing_label, must_not_throw_labels): Remove.
(find_exception_handler_labels): Remove.
(duplicate_eh_regions_0, find_prev_try): Remove.
(struct duplicate_eh_regions_data): New.
(duplicate_eh_regions_1): Rewrite.
(duplicate_eh_regions): Return a pointer map instead of an
integer offset.
(copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
(redirect_eh_edge_to_label): Remove.
(eh_region_outermost): Rewrite using eh_region pointers
instead of integers.
(add_ttypes_entry): Update for ttype_data move to eh_status.
(add_ehspec_entry): Rewrite with VEC instead of varray.
(assign_filter_values): Likewise. Export.
(build_post_landing_pads, connect_post_landing_pads): Remove.
(dw2_build_landing_pads): Rewrite to use lp_array.
(struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
(sjlj_assign_call_site_values): Rewrite to use lp_array.
(sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
(sjlj_mark_call_sites): Update for landing pad numbers.
(finish_eh_generation): Rewrite.
(gate_handle_eh): Do nothing for no eh tree.
(pass_rtl_eh): Move up near finish_eh_generation.
(remove_eh_landing_pad): New.
(remove_eh_handler): Export.
(remove_eh_region, remove_eh_handler_and_replace): Remove.
(for_each_eh_label): Rewrite to use lp_array.
(make_reg_eh_region_note): New.
(make_reg_eh_region_note_nothrow_nononlocal): New.
(insn_could_throw_p): New.
(copy_reg_eh_region_note_forward): New.
(copy_reg_eh_region_note_backward): New.
(check_handled, add_reachable_handler): Remove.
(reachable_next_level, foreach_reachable_handler): Remove.
(arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
(get_eh_region_and_lp_from_rtx): New.
(get_eh_region_from_rtx): New.
(can_throw_internal_1, can_throw_external_1): Remove.
(can_throw_internal): Use get_eh_region_from_rtx.
(can_throw_external): Use get_eh_region_and_lp_from_rtx.
(insn_nothrow_p, can_nonlocal_goto): New.
(expand_builtin_eh_common, expand_builtin_eh_pointer): New.
(expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
(add_action_record): Use VEC not varray.
(collect_one_action_chain): Update for eh_region changes.
(convert_to_eh_region_ranges): Make static. Use VEC not varray.
Use get_eh_region_and_lp_from_rtx.
(gate_convert_to_eh_region_ranges): New.
(pass_convert_to_eh_region_ranges): Use it.
(push_uleb128, push_sleb128): Use VEC not varray.
(output_one_function_exception_table): Likewise.
(dump_eh_tree): Update for eh_region changes.
(verify_eh_tree): Likewise.
(verify_eh_region, default_init_unwind_resume_libfunc): Remove.
* tree-eh.c: Include target.h.
(add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
Don't disallow GIMPLE_RESX; adjust argument check.
(add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
(record_stmt_eh_region): Update for landing pad numbers;
generate a landing pad if necessary.
(remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
(remove_stmt_from_eh_lp_fn): Similarly.
(lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
Update for lp numbers; don't special case missing throw_stmt_table.
(lookup_expr_eh_lp): Similarly.
(lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
(eh_seq, eh_region_may_contain_throw): New.
(struct leh_state): Add ehp_region.
(struct leh_tf_state): Remove eh_label.
(emit_post_landing_pad): New.
(emit_resx, emit_eh_dispatch): New.
(note_eh_region_may_contain_throw): New.
(frob_into_branch_around): Take eh_region not eh label;
emit eh code into eh_seq.
(honor_protect_cleanup_actions): Early exit for no actions. Don't
handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
lower_eh_must_not_throw. Emit code to eh_seq.
(lower_try_finally_nofallthru): Emit eh code to eh_seq.
(lower_try_finally_onedest): Likewise.
(lower_try_finally_copy): Likewise.
(lower_try_finally_switch): Likewise.
(lower_try_finally): Initialize ehp_region.
(lower_catch): Update for eh_catch objects.
(lower_eh_filter): Don't handle must_not_throw.
(lower_eh_must_not_throw): New.
(lower_cleanup): Don't set eh_label.
(lower_eh_constructs_2): Resolve eh builtins.
Handle GIMPLE_EH_MUST_NOT_THROW.
(lower_eh_constructs): Initialize eh_region_may_contain_throw.
Add eh_seq to the end of the function body.
(make_eh_dispatch_edges): New.
(make_eh_edge): Remove.
(make_eh_edges): Simplify for landing pads.
(redirect_eh_edge_1): New.
(redirect_eh_edge): Use it.
(redirect_eh_dispatch_edge): New.
(stmt_could_throw_p): Use a switch. Allow RESX.
(stmt_can_throw_external): Use lookup_stmt_eh_lp.
(stmt_can_throw_internal): Likewise.
(maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
(maybe_clean_or_replace_eh_stmt): Update for landing pads.
(maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
(gate_refactor_eh): New.
(pass_refactor_eh): Use it.
(lower_resx, execute_lower_resx, pass_lower_resx): New.
(lower_eh_dispatch, execute_lower_eh_dispatch): New.
(gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
(remove_unreachable_handlers): Rename from
tree_remove_unreachable_handlers; rewrite for landing pads;
call remove_eh_handler directly.
(remove_unreachable_handlers_no_lp): New.
(unsplit_eh, unsplit_all_eh): New.
(tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
(cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
(cleanup_empty_eh_unsplit): New.
(cleanup_empty_eh): Rewrite.
(cleanup_all_empty_eh): New.
(execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
(gate_cleanup_eh): New.
(pass_cleanup_eh): Use it.
(verify_eh_edges): Move later in file. Expect one EH edge.
(verify_eh_dispatch_edge): New.
* Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
(gtype-desc.o): Add TARGET_H.
(tree.o): Use EXCEPT_H, not except.h.
(cfgbuild.o): Add EXPR_H.
(GTFILES): Add vecprim.h.
* builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
* builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
* calls.c (emit_call_1): Use make_reg_eh_region_note.
* cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
calls to can_throw_internal.
(rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
(make_edges): Don't handle RESX; use can_nonlocal_goto.
* cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
(expand_gimple_stmt): Use make_reg_eh_region_note.
(expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
(gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
or find_exception_handler_labels.
* cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
there is exacly one EH edge. Use can_nonlocal_goto and
can_throw_internal.
* cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
(cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
* combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
* cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
* dce.c (deletable_insn_p_1): Don't test may_trap_p.
(deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
* dse.c (scan_insn): Use insn_could_throw_p.
* emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
* expr.c (expand_expr_real): Use make_reg_eh_region_note.
(expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
* fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
EXC_PTR_EXPR or FILTER_EXPR.
(tree_expr_nonzero_warnv_p): Likewise.
* function.h: Include vecprim.h, not varray.h
(struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
move ttype_data and ehspec_data members to struct eh_status; change
action_record_data member to a VEC.
* gcse.c (hash_scan_set): Use can_throw_internal.
* gengtype.c (open_base_files): Add target.h to gtype-desc.c.
* gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
* gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
(block_may_fallthru): Don't handle RESX_EXPR.
* gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
(dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
(dump_gimple_stmt): Dump landing pad information with TDF_EH;
handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
* gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
GIMPLE_EH_DISPATCH, GIMPLE_RESX.
(gimple_size): Likewise.
(gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
(gimple_build_resx): Use gimple_build_with_ops.
(DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
(is_gimple_val): Likewise.
(is_gimple_stmt): Remove RESX_EXPR.
* gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
(GIMPLE_RESX): Reorder with other EH constructs.
* gimple.h (struct gimple_statement_eh_mnt): New.
(struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
(gimple_eh_filter_must_not_throw): Remove.
(gimple_eh_filter_set_must_not_throw): Remove.
(gimple_eh_must_not_throw_fndecl): New.
(gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
(is_gimple_resx): New.
* gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
Don't copy EH_FILTER_MUST_NOT_THROW.
* gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
* ipa-inline.c (estimate_function_body_sizes): Don't try to
handle must_not_throw_labels specially.
* ipa-pure-const.c (check_call): Update debug statement for LP.
* ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
* ipa-utils.c (get_base_var): Likewise.
* libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
* lower-subreg.c (move_eh_region_note): Remove.
(resolve_simple_move): Use copy_reg_eh_region_note_forward.
* omp-low.c (new_omp_context): Update for eh_lp_nr.
(create_task_copyfn): Likewise.
(maybe_catch_exception): Use gimple_build_eh_filter.
* optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
* passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
and pass_lower_resx.
* print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
* recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
can_throw_internal, can_nonlocal_goto.
* reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
copy_reg_eh_region_note_forward.
(emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
(emit_output_reload_insns): Likewise.
(copy_eh_notes): Remove.
* rtl.def (RESX): Remove.
* rtl.h: Update declarations.
* sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
* tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
(update_eh_label): Remove.
(cleanup_dead_labels_eh): New.
(cleanup_deal_labels): Use it instead of update_eh_label.
(gimple_merge_blocks): Update landing pad data structure when
removing a landing pad label.
(remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
test; handle GIMPLE_EH_MUST_NOT_THROW.
(is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
(verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
(verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
(verify_stmt): Likewise. Verify landing pads.
(gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
(gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
(struct move_stmt_d): Add eh_map.
(move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
(move_stmt_r): Remap eh region numbers in builtin calls,
resx and eh_dispatch.
(move_block_to_fn): Remove eh_offset parameter. Use
maybe_duplicate_eh_stmt_fn.
(find_outermost_region_in_block): Operate on eh_region pointers
instead of region numbers.
(move_sese_region_to_fn): Expect eh_map instead of eh_offset from
duplicate_eh_regions.
* tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
test earlier. Disallow EH landing pads.
* tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
* tree-flow.h: Update declarations.
(struct tree_ann_common_d): Replace rn with lp_nr.
* tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
(remap_eh_region_nr, remap_eh_region_tree_nr): New.
(remap_gimple_stmt): Remap eh region numbers in builtin calls,
resx and eh_dispatch.
(copy_bb): Use maybe_duplicate_eh_stmt_fn.
(copy_edges_for_bb): Use make_eh_dispatch_edges.
(copy_cfg_body): Expect eh_map instead of eh_region_offset
from duplicate_eh_regions.
(estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
update RESX; handle EH_DISPATCH.
(expand_call_inline): Set eh_lp_nr, not eh_region.
(maybe_inline_call_in_expr): Likewise.
* tree-inline.h (struct copy_body_data): Replace eh_region with
eh_lp_nr, eh_region_offset with eh_map.
* tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
* tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
* tree-pretty-print.c (dump_generic_node): Don't handle
EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
* tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
EXC_PTR_EXPR, FILTER_EXPR.
* tree-ssa-operands.c (get_expr_operands): Likewise.
* tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
(ao_ref_init_from_vn_reference): Likewise.
* tree-ssa-sink.c (statement_sink_location): Likewise.
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
(mark_virtual_phi_result_for_renaming): Export. Tidy.
* tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
EXC_PTR_EXPR, FILTER_EXPR.
(is_exception_related): Remove.
(compute_avail): Don't call it.
* tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
* tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
(find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
(build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
Build EH builtins.
(build_resx): Remove.
* tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
* tree.h: Update declarations.
(EH_FILTER_MUST_NOT_THROW): Remove.
(struct tree_label_decl): Add eh_landing_pad_nr.
(EH_LANDING_PAD_NR): New.
* value-prof.c (gimple_ic): Tidy variable names. Update for
landing pad numbers.
(gimple_stringop_fixed_value): Tidy variable names. Assert
that neither call stmt can throw.
* vecprim.h (uchar): New.
(VEC(uchar,heap), VEC(uchar,gc)): New.
* c-common.c (c_define_builtins): Update call to
build_common_builtin_nodes.
* c-parser.c (c_parse_file): Don't call
default_init_unwind_resume_libfunc.
2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
(mips_cprestore_address_p): Likewise.
(mips_save_gp_to_cprestore_slot): Likewise.
(mips_restore_gp): Rename to...
(mips_restore_gp_from_cprestore_slot): ...this.
(mips_must_initialize_gp_p): Declare.
(mips_emit_save_slot_move): Likewise.
(mips_output_load_label): Return nothing.
(mips_eh_uses): Declare.
* config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
(TARGET_CPRESTORE_DIRECTIVE): New macro.
(TARGET_ABSOLUTE_JUMPS): Likewise.
(EH_USES): Likewise.
(FIRST_PSEUDO_REGISTER): Update comment.
(MIPS_ABSOLUTE_JUMP): New macro, extracted from...
(MIPS_CALL): ...here.
(REGISTER_NAMES): Add $cprestore.
* config/mips/mips.c (machine_function): Remove has_gp_insn_p.
Add load_label_length, has_inflexible_gp_insn_p,
has_flexible_gp_insn_p, must_initialize_gp_p and
must_restore_gp_when_clobbered_p.
(mips_expand_call): Don't generate split instructions here.
(mips_split_call): Update the call to mips_restore_gp after
the above name change.
(mips16_cfun_returns_in_fpr_p): Move earlier in file.
(mips_find_gp_ref): New function.
(mips_insn_has_inflexible_gp_ref_p): Likewise.
(mips_cfun_has_inflexible_gp_ref_p): Likewise.
(mips_insn_has_flexible_gp_ref_p): Likewise.
(mips_cfun_has_flexible_gp_ref_p): Likewise.
(mips_function_has_gp_insn): Delete.
(mips_global_pointer): Drop the df_regs_ever_live_p check.
Use the new functions above. Only return INVALID_REGNUM
for TARGET_ABSOLUTE_JUMPS.
(mips_must_initialize_gp_p): New function.
(mips_get_cprestore_base_and_offset): New function, extracted from...
(mips_cprestore_slot): ...here. Take a bool parameter.
(mips_cfun_has_cprestore_slot_p): New function.
(mips_cprestore_address_p): Likewise.
(mips_save_gp_to_cprestore_slot): Likewise.
(mips_restore_gp): Rename to...
(mips_restore_gp_from_cprestore_slot): ...this. Assert
epilogue_completed. Update the call to mips_cprestore_slot.
Test cfun->machine->must_restore_gp_when_clobbered_p.
(mips_direct_save_slot_move_p): New function.
(mips_emit_save_slot_move): Likewise.
(mips_output_cplocal): Test mips_must_initialize_gp_p () instead
of cfun->machine->global_pointer.
(mips_output_function_prologue): Check mips_must_initialize_gp_p ().
(mips_save_reg): Use mips_emit_save_slot_move.
(mips_expand_prologue): Set must_initialize_gp_p.
Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
for all cprestore saves. Emit a use_cprestore instruction after
setting up the cprestore slot.
(mips_restore_reg): Use mips_emit_save_slot_move.
(mips_process_load_label): New function.
(mips_load_label_length): Likewise.
(mips_output_load_label): Don't return asm: output it here instead.
Use mips_process_load_label.
(mips_adjust_insn_length): Adjust the length of branch instructions
that have length MAX_PIC_BRANCH_LENGTH.
(mips_output_conditional_branch): Update the call to
mips_output_load_label. Assume the branch target is OPERANDS[0]
rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
(mips_output_order_conditional_branch): Swap the meaning of
OPERANDS[0] and OPERANDS[1].
(mips_variable_issue): Don't count ghost instructions.
(mips_expand_ghost_gp_insns): New function.
(mips_reorg): Rerun mips_reorg_process_insns if it returns true.
(mips_output_mi_thunk): Set must_initialize_gp_p.
(mips_eh_uses): New function.
* config/mips/predicates.md (cprestore_save_slot_operand)
(cprestore_load_slot_operand): New predicates.
* config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
(UNSPEC_MOVE_GP): Likewise.
(UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
(UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
(CPRESTORE_SLOT_REGNUM): New register.
(MAX_PIC_BRANCH_LENGTH): New constant.
(jal_macro): Use MIPS_ABSOLUTE_JUMPS.
(length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
branches. Fix commentary.
(loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
Change type to "ghost".
(loadgp_absolute_<mode>): Likewise.
(loadgp_rtp_<mode>): Likewise.
(copygp_mips16): Likewise.
(loadgp_blockage): Remove redundant mode attribute.
(potential_cprestore): New instruction.
(cprestore): Turn into an unspec set.
(use_cprestore): New instruction.
(*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
(*branch_fp_inverted): Likewise.
(*branch_order<mode>): Likewise.
(*branch_order<mode>_inverted): Likewise.
(*branch_equality<mode>): Likewise.
(*branch_equality<mode>_inverted): Likewise.
(*branch_bit<bbv><mode>): Likewise.
(*branch_bit<bbv><mode>_inverted): Likewise.
(*branch_equality<mode>_mips16): Remove redundant mode.
(jump): Turn into a define_expand.
(*jump_absolute): New instruction.
(*jump_pic): Likewise.
(*jump_mips16): Rename previously-unnamed pattern. Remove
redundant mode attribute.
(restore_gp): Split on epilogue_completed rather than
reload_completed. Change type to "ghost".
(move_gp<mode>): New instruction.
* config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
Remove redundant mode attribute.
* config/mips/mips-ps-3d.md (bc1any4t): Likewise.
(bc1any4f, bc1any2t, bc1any2f): Likewise.
(*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/41210
* config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
are returned in the same register (vs34 or v2) that Altivec vector
types are returned in.
(rs6000_libcall_value): Ditto.
PR target/41331
* config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
instead of explicit addsi3/adddi3 calls.
(rs6000_split_multireg_move): Ditto.
(rs6000_emit_allocate_stack): Ditto.
(rs6000_emit_prologue): Ditto.
(rs6000_output_mi_thunk): Ditto.
* config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
size is 64 bits if we can use 64-bit registers.
2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
symbols.
From Jie Zhang <jie.zhang@analog.com>:
* config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
save FP and RETS with saveall attribute.
(bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
with saveall attribute.
* config/bfin/bfin.c (bfin_expand_builtin,
case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
operands.
From Jie Zhang <jie.zhang@analog.com>:
* config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
before use in two places.
* config/bfin/bfin.md (AREG): Define mode iterator.
(reload_in, reload_out): Use mode iterator AREG.
2009-09-14 Richard Guenther <rguenther@suse.de>
PR middle-end/41350
* dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
EH personality path.
2009-09-13 Richard Guenther <rguenther@suse.de>
Rafael Avila de Espindola <espindola@google.com>
* langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
(LANG_HOOKS_EH_PERSONALITY): Likewise.
(LANG_HOOKS_INITIALIZER): Adjust.
(lhd_pass_through_t): Declare.
* langhooks.h (struct lang_hooks): Add eh_runtime_type and
eh_personality.
* langhooks.c (lhd_pass_through_t): New function.
* dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
dwarf2out_begin_prologue): Use personality from current_function_decl.
* expr.h (get_personality_function): Declare.
* expr.c (get_personality_function): New function.
(build_personality_function): Likewise.
* libfuncs.h (libfunc_index): Remove LTI_eh_personality.
(eh_personality_libfunc): Remove.
* optabs.c (build_libfunc_function): New function split out from ...
(init_one_libfunc): ... here.
* tree.h (DECL_FUNCTION_PERSONALITY): New.
(tree_function_decl): Add personality.
(lhd_gcc_personality): Declare.
(build_personality_function): Likewise.
* tree.c (gcc_eh_personality_decl): New.
(lhd_gcc_personality): New function.
* except.h (lang_eh_runtime_type): Remove.
(enum eh_personality_kind): New.
(build_personality_function): Declare.
(function_needs_eh_personality): Declare.
* except.c (lang_eh_runtime_type): Remove.
(function_needs_eh_personality): New function.
(add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
(sjlj_emit_function_enter, output_function_exception_table):
Use personality from current_function_decl.
* tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
* tree-inline.c (tree_can_inline_p): Do not inline across different
EH personalities.
(expand_call_inline): Likewise. Adjust the callers EH personality.
(tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
* cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
* Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
(c-parser.o): Likewise
* c-tree.h (c_eh_initialized_p): Remove.
(c_maybe_initialize_eh): Likewise.
* c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
(finish_decl): Don't call c_maybe_initialize_eh.
(c_eh_initialized_p): Remove.
(c_maybe_initialize_eh): Likewise.
* c-parser.c (c_parser_omp_construct): Likewise.
(c_parse_file): Initialize exception handling.
2009-09-13 Kai Tietz <kai.tietz@onevision.com>
* config.gcc (tm_file): Remove i386/biarch32.h
for i?86-w64-mingw* case.
(i?86-*-mingw* andx86_64-*-mingw*): Add multilib
support.
* config.host: Set for x64 mingw the option
use_long_long_for_widest_fast_int to yes.
2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
* tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
* dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
(dbxout_begin_function): Likewise.
* final.c (dwarf2_debug_info_emitted_p): New predicate.
(final_start_function): Do not emit debug info if DECL_IGNORED_P is
set on the function.
(final_end_function): Likewise.
(final_scan_insn): Likewise.
(rest_of_handle_final): Likewise.
* varasm.c (assemble_start_function): Likewise.
* config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2009-09-12 Jason Merrill <jason@redhat.com>
* dbgcnt.c (dbg_cnt_process_single_pair): constify.
* opts.c (common_handle_option): constify.
2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (avr): Remove obsolete reference site.
2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Binaries): Adjust AIX link.
2009-09-12 Akim Demaille <demaille@gostai.com>
* doc/invoke.texi (-fstrict-aliasing): Correct two examples.
Use an imperative sentence.
2009-09-11 Richard Henderson <rth@redhat.com>
* gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
structure-name and has-tree-operands arguments; update all entries.
* gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
update all entries.
* gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
(gsstruct_code_size): New.
(gss_for_code_): New.
(gss_for_code): Remove.
(gimple_size): Rewrite using gsstruct_code_size.
(gimple_statement_structure): Move to gimple.h.
* gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
(gss_for_code, gimple_statement_structure): New.
(gimple_ops): Use new arrays; tidy.
2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
operand to be a PLUS expression.
* config/pa/pa.c (pa_secondary_reload): Likewise.
2009-09-11 Jakub Jelinek <jakub@redhat.com>
* combine.c (propagate_for_debug_subst): Call wrap_constant on top.
* print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
XEXP (in_rtx, 8).
2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
From Jie Zhang <jie.zhang@analog.com>:
* doc/extend.texi (node Function Attributes): Document l2
function attribute.
(node Blackfin Variable Attributes): Document l2 variable attributes.
2009-09-11 Loren J. Rittle <ljrittle@acm.org>
* config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
to match the system compiler's configuration at inflection point.
Add comment to remark a remaining difference with system compiler.
* configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
* configure: Regenerate.
2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
From Jie Zhang <jie.zhang@analog.com>:
* config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
(bfin_handle_l2_attribute): New.
(bfin_attribute_table): Add l2 attribute.
2009-09-11 Michael Matz <matz@suse.de>
PR middle-end/41275
* tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
on the local_decls list.
2009-09-11 Alexandre Oliva <aoliva@redhat.com>
PR debug/41276
PR debug/41307
* cselib.c (cselib_expand_value_rtx_cb): Document callback
interface.
(cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
for VALUEs, to implement the documented interface.
* var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
Adjust for VALUEs and anything else, to implement the
documented interface.
2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
with actual SPE/paired vector modes before using 64-bit alignment.
Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
2009-09-10 DJ Delorie <dj@redhat.com>
* config/mep/mep.md (eh_epilogue): Defer until after epilogue is
emitted.
* config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
* config/mep/mep.c (mep_legitimate_constant_p): New.
* config/mep/mep-protos.h: Prototype it.
2009-09-10 Richard Henderson <rth@redhat.com>
* print-rtl.c (print_rtx): Fix JUMP_LABEL index.
2009-09-10 Jason Merrill <jason@redhat.com>
* tree.c (chain_index): New fn.
* tree.h: Declare it.
2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/sol2-c.c (cmn_err_length_specs): Initialize
scalar_identity_flag.
2009-09-10 Richard Henderson <rth@redhat.com>
* tree.h (struct tree_decl_common): Move align member earlier;
move label_decl_uid member ...
(struct tree_label_decl): ... here.
(LABEL_DECL_UID): Update to match.
* tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
not TDF_DETAILS.
* tree-cfg.c (gimple_redirect_edge_and_branch): Do
gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
* tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
dest_prev if the edge is complex.
* tree-cfg.c (is_ctrl_stmt): Use a switch.
* tree-cfg.c (gimple_can_merge_blocks_p): Move label and
loop latch tests earlier.
* gimple-iterator.c (gimple_find_edge_insert_loc): Insert
before GIMPLE_RETURN, not after its predecessor; insert
before GIMPLE_RESX.
* gimple-iterator.c (gimple_find_edge_insert_loc): Use
gimple_seq_empty_p to test for no PHI nodes.
* tree-cfg.c (split_critical_edges): Likewise.
* c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
* final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
introduced by the VTA branch merge.
2009-09-10 Uros Bizjak <ubizjak@gmail.com>
* ira-conflicts.c: Use fputs or putc instead of fprintf
where appropriate.
* cfg.c: Ditto.
* toplev.c: Ditto.
* tree-switch-conversion.c: Ditto.
2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
* config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
introduced by the VTA branch merge.
2009-09-10 Uros Bizjak <ubizjak@gmail.com>
Revert:
2009-09-09 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/39779
* expr.c (convert_modes): Return when mode == oldmode after
CONST_INTs are processed.
2009-09-10 Nick Clifton <nickc@redhat.com>
* config/mep/mep.c (mep_encode_section_info): Copy weakness
attribute and referring decl when creating renamed symbol.
2009-09-10 Richard Guenther <rguenther@suse.de>
PR middle-end/41257
* cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
reachable nodes.
(cgraph_finalize_compilation_unit): Compute reachability
before emitting thunks. Properly process aliases before
possibly removing unreachable nodes.
2009-09-10 Richard Guenther <rguenther@suse.de>
PR middle-end/41254
* tree.c (struct free_lang_data_d): Add worklist member.
(find_decls_types_r): Push onto the worklist instead of recursing.
Handle TREE_BINFOs properly.
(find_decls_types): New function wrapped around find_decls_types_r
to process the worklist.
(find_decls_types_in_eh_region): Use it.
(find_decls_types_in_node): Likewise.
(find_decls_types_in_var): Likewise.
(free_lang_data_in_cgraph): Likewise. Free the worklist.
* tree.h (RECORD_OR_UNION_TYPE_P): New.
(AGGREGATE_TYPE_P): Adjust.
2009-09-09 Jason Merrill <jason@redhat.com>
* configure.ac: Check glibc version even if we have an in-tree
assembler.
2009-09-09 Anthony Green <green@moxielogic.com>
* config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
the constant 0 when appropriate.
* config/moxie/constraints.md: Add constraint O.
* config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
to pass up to 6 32-bit argument values in registers.
(moxie_function_arg): Ditto.
(moxie_arg_partial_bytes): Ditto.
* config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
(REG_PARM_STACK_SPACE): Ditto.
(FUNCTION_ARG_REGNO_P): Ditto.
* config/moxie/moxie.c (moxie_expand_prologue): Use dec
instruction to allocate stack space.
2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
* config/rs6000/rs6000.md (bswapdi2_64bit): Fix
unnecessarily stringent constraints. Fix address
calculation in the splitters.
2009-09-09 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/39779
* expr.c (convert_modes): Return when mode == oldmode after
CONST_INTs are processed.
2009-09-09 Kai Tietz <kai.tietz@onevision.com>
PR/41315
* config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
(ix86_expand_prologue): Take frame.padding0 into logic of
to_allocate checks.
(ix86_expand_epilogue): Likewise.
2009-09-09 Jakub Jelinek <jakub@redhat.com>
* config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
New variables.
(SHLIB_LINK, SHLIB_INSTALL): Use them.
* config/t-slibgcc-libgcc: New file.
* config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
2009-09-09 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/41089
* tree-sra.c (find_var_candidates): Do not consider va_lists in
early SRA.
2009-09-09 Richard Henderson <rth@redhat.com>
* gimple.h (CASE_GIMPLE_OMP): New.
(is_gimple_omp): Use it.
* tree-cfg.c (is_ctrl_altering_stmt): Likewise.
(verify_gimple_debug): Likewise.
2009-09-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41101
* tree-ssa-pre.c (maximal_set): Remove.
(compute_antic_aux): Treat the maximal set as implicitly all ones.
Defer all blocks we didn't visit at least one successor.
(add_to_exp_gen): Do not add to the maximal set.
(make_values_for_phi): Likewise.
(compute_avail): Likewise.
(init_pre): Do not allocate the maximal set.
(execute_pre): Do not dump it.
2009-09-09 Martin Jambor <mjambor@suse.cz>
* tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
an SSA_NAME rather than a is_gimple_variable.
2009-09-09 Richard Guenther <rguenther@suse.de>
PR middle-end/41317
* tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
code dealing with plain pointer bases.
(maybe_fold_offset_to_reference): Likewise.
(maybe_fold_stmt_addition): Adjust.
2009-09-09 Richard Guenther <rguenther@suse.de>
* tree.c (free_lang_data_in_type): Do not free the type variant
chains.
(free_lang_data): Merge char_type_node with its properly signed
variant.
(pass_ipa_free): Collect after freeing language specific data.
2009-09-09 Michael Matz <matz@suse.de>
PR middle-end/41268
* cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
* rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
to reflect reality.
2009-09-08 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (conversions[]): Add "ml" pattern.
2009-09-04 Jason Merrill <jason@redhat.com>
* tree.c (tree_find_value): Remove.
* tree.h: Remove prototype.
* varasm.c (assemble_external): Use value_member instead.
2009-09-08 Alexandre Oliva <aoliva@redhat.com>
* toplev.c (process_options): Choose default debugging type when
gtoggle enables debug info and type is unset.
2009-09-08 Alexandre Oliva <aoliva@redhat.com>
PR debug/41276
PR debug/41307
* cselib.c (cselib_expand_value_rtx_1): Don't return copy of
invalid subreg.
2009-09-08 Alexandre Oliva <aoliva@redhat.com>
* configure: Rebuilt with modified libtool.m4.
2009-09-08 Alexandre Oliva <aoliva@redhat.com>
PR debug/41229
PR debug/41291
PR debug/41300
* tree-ssa.c (execute_update_addresses_taken): Update debug insns.
2009-09-08 Alexandre Oliva <aoliva@redhat.com>
* tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
(remove_statement): Likewise.
(rewrite_use_nonlinear_expr): Adjust.
(remove_unused_ivs): Collect SSA NAMEs to remove and call...
* tree-ssa.c (release_defs_bitset): ... this. New.
* tree-flow.h (release_defs_bitset): Declare.
2009-09-08 Alexandre Oliva <aoliva@redhat.com>
PR debug/41232
* tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
in the middle block.
2009-09-08 Kai Tietz <kai.tietz@onevision.com>
* tree-ssa-reassoc.c (find_operand_rank): Cast pointer
via intptr_t to long type.
(insert_operand_rank): Cast long type via intptr_t to
pointer type.
* genattrtab.c (RTL_HASH): Use intptr_t to cast from
pointer to scalar.
* c-pretty-print.c (pp_c_tree_decl_identifier): Cast
from pointer to unsigned via uintptr_t.
* configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
and HAVE_INTPTR_T.
* configure: Regenerated.
* config.in: Regenerated
* system.h (stdint.h): Add include.
(inttypes.h): Likewise.
* Makefile.in (aclocal): Add config/stdint.m4.
* aclocal.m4: Regenerated.
2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (np_check_regno, np_after_branch): New static
variables.
(note_np_check_stores): New function.
(harmless_null_pointer_p): New function.
(trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
changed. Take into account whether we're in the shadow of a condjump
that tested NP_REG for NULL.
Lose all code that tested for SEQUENCEs.
(workaround_speculation): Avoid inserting NOPs for loads that are
either always executed or a NULL pointer.
2009-09-08 Jan Hubicka <jh@suse.cz>
* doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
* params.def (early-inlining-insns): Likewise.
2009-09-08 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/41239
* sched-int.h (struct deps): Add last_function_call_may_noreturn field.
* sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
lists.
* sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
across calls, as the calls might not always return normally.
(call_may_noreturn_p): New function.
(deps_analyze_insn): Update last_function_call_may_noreturn list.
(init_deps): Initialize it.
(remove_from_deps): Also remove calls from
last_function_call_may_noreturn list.
2009-09-07 Richard Henderson <rth@redhat.com>
* tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
more VR->OPERANDS than LHS operands. Free LHS before returning.
2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
(attr "addrtype"): New member "spreg".
Use it if mem_spfp_address_operand is true for the address.
(attr "type"): New entry "stall".
(cpu_unit "load"): New.
(insn_reservations "load32", "loadp", "loadi"): Add reservation of
"load".
(insn_reservation "loadsp"): New.
(insn_reservation "load_stall1"): New.
(insn_reservation "load_stall3"): New.
(stall): New insn.
* config/bfin/predicates.md (const1_operand, const3_operand): New.
(mem_p_address_operand): Exclude stack and frame pointer based
addresses.
(mem_spfp_address_operand): New; match them here.
* config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
(bfin_reorg): Call it if scheduling insns.
(bfin_gen_bundles): Remove dummy insns created by
add_sched_insns_for_speculation.
From Jie Zhang <jie.zhang@analog.com>:
* config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
bfin_si_revision, bfin_workarounds): Move these ...
* config/bfin/bfin.h: ... here.
From Mike Frysinger <michael.frysinger@analog.com>
* config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
* config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
bf547m, bf548m, and bf549m.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
__ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
* config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
* config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
* config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
* doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
bf542m, bf544m, bf547m, bf548m, and bf549m.
From Jie Zhang <jie.zhang@analog.com>:
* config/bfin/predicates.md (p_register_operand): New predicate.
(dp_register_operand): New predicate.
* config/bfin/bfin-protos.h (WA_05000074): Define.
(ENABLE_WA_05000074): Define.
* config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
(bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
* config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
(define_attr addrtype): Allow load/store register to be P register.
(define_attr storereg): New.
(define_cpu_unit anomaly_05000074): New.
(define_insn_reservation dsp32shiftimm): New.
(define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
(define_insn_reservation loadp): Cannot use slot2.
(define_insn_reservation loadsp): Cannot use slot2.
(define_insn_reservation storep): Cannot use slot2. Does not
apply when working around 05000074.
(define_insn_reservation storep_anomaly_05000074): New.
(define_insn_reservation storei): Does not apply when working
around 05000074.
(define_insn_reservation storei_anomaly_05000074): New.
(define_attr length): Add dsp32shiftimm case.
(define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
Set type as dsp32shiftimm for dsp32shiftimm alternatives.
2009-09-07 Martin Jambor <mjambor@suse.cz>
PR middle-end/41282
* tree-sra.c (create_artificial_child_access): Return NULL if
build_ref_for_offset fails.
(propagate_subacesses_accross_link): Allow build_ref_for_offset
and create_artificial_child_access to fail.
2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
PR c++/41214
* unwind-dw2.c (uw_init_context_1): Mark noinline.
* config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
* config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
block, ensure it has an exit edge. Emit a barrier after a jump.
2009-09-07 Nick Clifton <nickc@redhat.com>
* gcc.c (this_is_linker_script): New variable. Like
this_is_library_file but for the %T constructor.
(end_going_arg): If this_is_linker_script is set then locate the
script and insert a --script switch before it
(do_spec_2): Initialise this_is_linker_script.
(do_spec_1): Likewise. Handle %T construct.
(eval_spec_function): Preserve this_is_linker_script.
* doc/invoke.texi: Document %T construct in spec files.
* config/m32c/m32c.h (LIB_SPEC): Use it.
2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
* sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
when volatile flag is set.
* doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
PR bootstrap/41241
* combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
(combine_stack_adjustments_for_block): Allow insns between stack
adjustments and stores with corresponding pre-(dec|inc)rement or
pre-modify operation.
2009-09-06 Jakub Jelinek <jakub@redhat.com>
PR bootstrap/41241
* combine-stack-adj.c (struct csa_memlist): Rename to...
(struct csa_reflist): ... this. Rename mem field to ref.
(free_csa_memlist): Rename to...
(free_csa_reflist): ... this.
(record_one_stack_memref): Rename to...
(record_one_stack_ref): ... this. Handle also REG_P.
(try_apply_stack_adjustment): Handle also REG_P.
(struct record_stack_memrefs_data): Rename to...
(struct record_stack_refs_data): ... this. Rename memlist field to
reflist.
(record_stack_memrefs): Rename to...
(record_stack_refs): ... this. For DEBUG_INSNs keep traversing
subexpressions instead of failing when a MEM contains SP references.
For SP itself in DEBUG_INSNs queue it also onto reflist chain.
(combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
2009-09-06 Richard Guenther <rguenther@suse.de>
PR middle-end/41144
* tree.c (build_array_type): Do not record types marked
with structural equality in the canonical type hashtable.
2009-09-06 Richard Guenther <rguenther@suse.de>
PR middle-end/41261
* tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
2009-09-05 Richard Guenther <rguenther@suse.de>
PR middle-end/41181
* tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
2009-09-05 Richard Guenther <rguenther@suse.de>
PR debug/41273
* tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
2009-09-05 Richard Guenther <rguenther@suse.de>
PR middle-end/41271
* tree-ssa.c (useless_type_conversion_p): Drop qualifiers
before comparing function argument types.
2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
PR target/41024
* config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
the assembler.
2009-09-04 Uros Bizjak <ubizjak@gmail.com>
Revert:
2009-08-18 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
locators before emit_insn is called.
2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
PR bootstrap/41241
* ira.c (update_equiv_reg): Revert my previous patch for the PR.
* reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
(reginfo_init): Don't call allocate_reg_info.
2009-09-04 Uros Bizjak <ubizjak@gmail.com>
PR target/41262
* config/alpha/alpha.c (alpha_does_function_need_gp): Use
NONDEBUG_INSN_P instead of INSN_P.
2009-09-04 Alexandre Oliva <aoliva@redhat.com>
PR debug/41225
* tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
2009-09-04 Alexandre Oliva <aoliva@redhat.com>
PR target/41252
* config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
pattern of the split.
2009-09-04 Alexandre Oliva <aoliva@redhat.com>
* toplev.c (process_options): Move setter of flag_var_tracking
before other tests that depend on it. Move down setter of
flag_rename_registers. Don't enable var-tracking-assignments
by default if selective scheduling is enabled. Warn if both
are enabled.
2009-09-04 Alexandre Oliva <aoliva@redhat.com>
* var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
comment. Use switch statement to catch overlaps between rtx
and tree codes. Accept FUNCTION_DECLs in addition to those in...
(IS_DECL_CODE): ... here. Remove.
(check_value_is_not_decl): Remove.
(dv_from_decl, dv_from_value): Check after conversion.
2009-09-04 Richard Guenther <rguenther@suse.de>
PR middle-end/41257
* (cgraph_finalize_compilation_unit): Move finalizing aliases
after emitting tunks. Move emitting thunks and ctors from ...
(cgraph_optimize): ... here. Remove redundant
cgraph_analyze_functions.
* varasm.c (find_decl_and_mark_needed): Remove no longer
necessary check.
(finish_aliases_1): Adjust check for thunk aliases.
2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
* config/arm/arm.md (ctzsi2): Added braces
to avoid warning that broke booststrap.
2009-09-04 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/41112
* tree-sra.c (build_ref_for_offset_1): Signal that we cannot
handle variable-bounded arrays.
(expr_with_var_bounded_array_refs_p): New function.
(analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
* config/s390/2097.md: Removed two incorrect bypasses.
(z10_fsimpdf): Fixed latency.
(z10_fhex): New insn_reservation.
(z10_floaddf): Fixed latency.
(z10_floadsf): Fixed latency.
(z10_ftrunctf): Fixed latency.
(z10_ftruncdf): Fixed latency.
* config/s390/s390.c (z10_cost): Fixed values.
(s390_adjust_priority): Added z10 path.
* config/s390/s390.md (type): Added fhex.
(*mov<mode>_64dfp): Updated type attribute.
(*mov<mode>_64): Updated type attribute.
(*mov<mode>_31): Updated type attribute.
(*mov<mode>"): Likewise.
* config/s390/2084.md (x_fsimpdf): Updated condition.
2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
RTXs in the predicate for operand 1.
2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
* config/arm/arm.md (UNSPEC_RBIT): New constant.
(rbitsi2): New insn.
(ctzsi2): New expand.
* config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2009-09-03 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (duplicate_expr_for_different_base): Removed.
(create_artificial_child_access): Use build_ref_for_offset instead
of duplicate_expr_for_different_base.
(propagate_subacesses_accross_link): Likewise.
2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
of INSN_P.
(mips16e_collect_argument_saves): Skip debug instructions.
(mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
(mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
(r10k_insert_cache_barriers): Likewise.
(mips_reorg_process_insns): Likewise.
2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
PR bootstrap/41241
* ira.c (update_equiv_reg): Remove check on class likely spill.
2009-09-03 Jakub Jelinek <jakub@redhat.com>
PR debug/41236
* dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
it or SUBREG.
PR debug/41238
* function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
the stack slot if it is passed by invisible reference.
* var-tracking.c (vt_add_function_parameters): Handle arguments passed
by invisible reference.
2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
* config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
* config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
* config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
0.
* config/bfin/sync.md: New file.
* config/bfin/bfin.md: Include it.
(UNSPEC_ATOMIC): New.
(UNSPEC_ONES): Provide a unique number.
From Jie Zhang <jie.zhang@analog.com>:
* config/bfin/bfin.c (ret_regs): New.
(must_save_fp_p): Don't return true because of frame_pointer_needed.
(must_save_rets_p): New.
(n_regs_saved_by_prologue): Use must_save_rets_p instead of
current_function_is_leaf.
(do_link): Likewise.
(do_unlink): Likewise.
(expand_interrupt_handler_prologue): Use ret_regs array.
(expand_interrupt_handler_epilogue): Use ret_regs array and
pass return register to gen_return_internal.
(bfin_expand_epilogue): Pass return register to
gen_return_internal.
(bfin_expand_call): Explicitly clobber RETS.
* config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
* config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
call_insn_fdpic, call_value_insn_fdpic, call_symbol,
call_value_symbol, call_insn, call_value_insn): Explicitly clobber
RETS.
(return_internal): Take a reg rtx rather than the register number.
2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
* tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
when comparing against estimated_loop_iterations_int return.
2009-09-03 Richard Guenther <rguenther@suse.de>
* dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
eh_personality_libfunc.
2009-09-03 Razya Ladelsky <razya@il.ibm.com>
* tree-parloops.c (separate_decls_in_region): Add space.
2009-09-03 Razya Ladelsky <razya@il.ibm.com>
* tree-parloops.c (separate_decls_in_region): Change the condition
checking if there are reductions in the loop.
2009-09-03 Razya Ladelsky <razya@il.ibm.com>
PR tree-optimization/38275
* tree-parloops.c (parallelize_loops): Replace profitability condition
for expected number of iterations.
2009-09-03 Alexandre Oliva <aoliva@redhat.com>
* doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
(bootstrap-debug): Explain conditions in which it becomes default.
(bootstrap-debug-big): Rather than duplicate bootstrap-debug,
make it add to it.
2009-09-03 Namhyung Kim <namhyung@gmail.com>
* doc/invoke.texi (Optimize Options): Move
-finline-small-functions to the -O2 list.
2009-09-03 Alexandre Oliva <aoliva@redhat.com>
* toplev.c (process_options): Enable var-tracking-assignments
by default if var-tracking is enabled.
2009-09-02 David Daney <ddaney@caviumnetworks.com>
* cfgbuild.c (find_bb_boundaries): Split blocks containing a
barrier.
* emit-rtl.c (prev_nonnote_insn_bb): New function.
* rtl.h (prev_nonnote_insn_bb): Declare it.
2009-09-03 Diego Novillo <dnovillo@google.com>
* cgraph.c (cgraph_node_for_decl): New.
* cgraph.h (cgraph_node_for_decl): Declare.
* tree.c (host_integerp): Return 0 if T is NULL.
2009-09-03 Diego Novillo <dnovillo@google.com>
* tree.h (struct alias_pair): Move from varasm.c.
(alias_pairs): Likewise.
(TYPE_MAXVAL): Define.
(TYPE_MINVAL): Define.
(iterative_hash_host_wide_int): Declare.
(remove_unreachable_alias_pairs): Declare.
* tree-pass.h (pass_ipa_free_lang_data): Declare.
* diagnostic.c (default_diagnostic_starter): Make extern.
(default_diagnostic_finalizer): Make extern.
* diagnostic.h (default_diagnostic_starter): Declare.
(default_diagnostic_finalizer): Declare.
(default_tree_printer): Declare.
* toplev.c (default_tree_printer): Make extern.
2009-09-03 Richard Guenther <rguenther@suse.de>
Diego Novillo <dnovillo@google.com>
* cgraph.c (cgraph_add_new_function): Remove gimplification.
* cgraphunit.c (cgraph_expand_function): Do not emit
associated thunks from here.
(cgraph_emit_thunks): New.
(cgraph_optimize): Call it.
Return if any IPA pass finds an error.
* varasm.c (finish_aliases_1): Ignore errorneous aliases used
by thunks.
2009-09-03 Simon Baldwin <simonb@google.com>
Rafael Espindola <espindola@google.com>
Richard Guenther <rguenther@suse.de>
Doug Kwan <dougkwan@google.com>
Diego Novillo <dnovillo@google.com>
* tree.c: Include tree-pass.h, langhooks-def.h,
diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
(free_lang_data_in_type): New.
(need_assembler_name_p): New.
(free_lang_data_in_block): New.
(free_lang_data_in_decl): New.
(struct free_lang_data_d): New.
(add_tree_to_fld_list): New.
(find_decls_types_r): New.
(get_eh_types_for_runtime): New.
(find_decls_types_in_eh_region): New.
(find_decls_types_in_node): New.
(find_decls_types_in_var): New.
(free_lang_data_in_cgraph): New.
(free_lang_data): New.
(gate_free_lang_data): New.
(pass_ipa_free_lang_data): New.
2009-09-03 Diego Novillo <dnovillo@google.com>
* timevar.def (TV_IPA_FREE_LANG_DATA): Define.
* langhooks.h (struct lang_hooks): Add field free_lang_data.
(lang_hooks): Remove const qualifier.
* ipa.c (cgraph_remove_unreachable_nodes): Call
remove_unreachable_alias_pairs.
* except.c (add_type_for_runtime): Check if TYPE has
already been converted.
(lookup_type_for_runtime): Likewise.
(check_handled): Handle converted types.
* varasm.c (remove_unreachable_alias_pairs): New.
* gimple.c: Include demangle.h.
(gimple_decl_printable_name): New.
(gimple_fold_obj_type_ref): New.
* gimple.h (gimple_decl_printable_name): Declare.
(gimple_fold_obj_type_ref): Declare.
* passes.c (init_optimization_passes): Add pass
pass_ipa_free_lang_data.
* langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
(LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2009-09-03 Diego Novillo <dnovillo@google.com>
* c-lang.c (lang_hooks): Remove const qualifier.
2009-09-02 Loren James Rittle <ljrittle@acm.org>
* doc/install.texi (*-*-freebsd*): Update target information.
2009-09-02 Anatoly Sokolov <aesok@post.ru>
* hard-reg-set.h (call_fixed_regs): Remove.
* reginfo.c (call_fixed_regs): Remove.
(init_reg_sets_1): Remove initialization of call_fixed_regs.
(globalize_reg): Don't use call_fixed_regs.
* caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
call_fixed_regs.
2009-09-01 Michael Matz <matz@suse.de>
* expr.h (emit_storent_insn, expand_expr_real_1,
expand_expr_real_2): Declare.
* expr.c (emit_storent_insn, expand_expr_real_1,
expand_expr_real_2): Export.
(store_expr): Setting and evaluating dont_return_target is useless.
(expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
* except.c (expand_resx_expr): Rename to ...
(expand_resx_stmt): ... this. Rewrite to take gimple statement.
* except.h (expand_resx_stmt): Declare.
* stmt.c: Add include gimple.h
(expand_asm_expr): Rename to ...
(expand_asm_stmt): ... this. Rewrite to take gimple statement.
(expand_case): Rewrite to take gimple statement.
* tree.h (expand_asm_stmt): Declare.
(expand_case): Change prototype.
* Makefile.in (stmt.o): Depend on gimple.h.
* builtins.c (expand_builtin_synchronize): Build gimple asm
statement, not an ASM_EXPR.
* cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
gimple_to_tree, release_stmt_tree): Remove.
(expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
ggc_free, but hold comparison code and operands separately.
Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
(expand_call_stmt, expand_gimple_stmt_1,
expand_gimple_stmt): New helpers.
(expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
release_stmt_tree. Call expand_gimple_stmt instead.
(expand_gimple_basic_block): Ditto.
* calls.c (emit_call_1): Don't look at EH regions here, make
fntree parameter useless.
(expand_call): New local rettype for TREE_TYPE(exp), use it
throughout. Remove local p, use addr instead.
Don't look at EH regions here.
2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
* doc/invoke.texi (-fsched-pressure): Document it.
(-fsched-reg-pressure-heuristic): Remove it.
* reload.c (ira.h): Include.
(find_reloads): Add choosing reload on number of small spilled
classes.
* haifa-sched.c (ira.h): Include.
(sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
saved_reg_pressure, curr_reg_live, saved_reg_live,
region_ref_regs): New variables.
(sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
initiate_reg_pressure_info, setup_ref_regs,
initiate_bb_reg_pressure_info, save_reg_pressure,
restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
functions.
(setup_insn_reg_pressure_info): New function.
(rank_for_schedule): Add pressure checking and insn issue time.
Remove comparison of insn reg weights.
(ready_sort): Set insn reg pressure info.
(update_register_pressure, setup_insn_max_reg_pressure,
update_reg_and_insn_max_reg_pressure,
sched_setup_bb_reg_pressure_info): New functions.
(schedule_insn): Add code for printing and updating reg pressure info.
(find_set_reg_weight, find_insn_reg_weight): Remove.
(ok_for_early_queue_removal): Do nothing if pressure_only_p.
(debug_ready_list): Print reg pressure info.
(schedule_block): Ditto. Check insn issue time.
(sched_init): Set up sched_pressure_p. Allocate and set up some
reg pressure related info.
(sched_finish): Free some reg pressure related info.
(fix_tick_ready): Make insn always ready if pressure_p.
(init_h_i_d): Don't call find_insn_reg_weight.
(haifa_finish_h_i_d): Free insn reg pressure info.
* ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
ira_memory_move_cost, ira_class_hard_regs,
ira_class_hard_regs_num, ira_no_alloc_regs,
ira_available_class_regs, ira_reg_class_cover_size,
ira_reg_class_cover, ira_class_translate): Move to ira.h.
* ira-lives.c (single_reg_class): Check mode to find how many
registers are necessary for operand.
(ira_implicitly_set_insn_hard_regs): New.
* common.opt (fsched-pressure): New options.
(fsched-reg-pressure-heuristic): Remove.
* ira.c (setup_eliminable_regset): Rename to
ira_setup_eliminable_regset. Make it external.
(expand_reg_info): Pass cover class to setup_reg_classes.
(ira): Call resize_reg_info instead of allocate_reg_info.
* sched-deps.c: Include ira.h.
(implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
(create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
mark_insn_hard_regno_birth, mark_insn_reg_birth,
mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
mark_insn_reg_store, mark_insn_reg_clobber,
setup_insn_reg_pressure_info): New.
(sched_analyze_1): Update implicit_reg_pending_uses.
(sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
Use them to create dependencies. Set insn reg uses and pressure
info. Process reg_pending_uses in one place.
(free_deps): Free implicit sets.
(remove_from_deps): Remove implicit sets if necessary. Check
implicit sets when clearing reg_last_in_use.
(init_deps_global): Clear implicit_reg_pending_clobbers and
implicit_reg_pending_uses.
* ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
ira_memory_move_cost, ira_class_hard_regs,
ira_class_hard_regs_num, ira_no_alloc_regs,
ira_available_class_regs, ira_reg_class_cover_size,
ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
(ira_setup_eliminable_regset, ira_set_pseudo_classes,
ira_implicitly_set_insn_hard_regs): New prototypes.
* ira-costs.c (pseudo_classes_defined_p, allocno_p,
cost_elements_num): New variables.
(allocno_costs, total_costs): Rename to costs and
total_allocno_costs.
(COSTS_OF_ALLOCNO): Rename to COSTS.
(allocno_pref): Rename to pref.
(allocno_pref_buffer): Rename to pref_buffer.
(common_classes): Rename to regno_cover_class.
(COST_INDEX): New.
(record_reg_classes): Set allocno attributes only if allocno_p.
(record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
(scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
and COSTS_OF_ALLOCNO.
(print_costs): Rename to print_allocno_costs.
(print_pseudo_costs): New.
(process_bb_node_for_costs): Split into 2 functions with new
function process_bb_for_costs. Pass BB to process_bb_for_costs.
(find_allocno_class_costs): Rename to find_costs_and_classes. Add
new parameter dump_file. Use cost_elements_num instead of
ira_allocnos_num. Make one iteration if preferred classes were
already calculated for scheduler. Make 2 versions of code
depending on allocno_p.
(setup_allocno_cover_class_and_costs): Check allocno_p. Use
regno_cover_class and COSTS instead of common_classes and
COSTS_OF_ALLOCNO.
(init_costs, finish_costs): New.
(ira_costs): Set up allocno_p and cost_elements_num. Call
init_costs and finish_costs.
(ira_set_pseudo_classes): New.
* rtl.h (allocate_reg_info): Remove.
(resize_reg_info): Change return type.
(reg_cover_class): New.
(setup_reg_classes): Add new parameter.
* sched-int.h (struct deps_reg): New member implicit_sets.
(sched_pressure_p, sched_regno_cover_class): New external definitions.
(INCREASE_BITS): New macro.
(struct reg_pressure_data, struct reg_use_data): New.
(struct _haifa_insn_data): Remove reg_weight. Add members
reg_pressure, reg_use_list, reg_set_list, and
reg_pressure_excess_cost_change.
(struct deps): New member implicit_sets.
(pressure_p): New variable.
(COVER_CLASS_BITS, INCREASE_BITS): New macros.
(struct reg_pressure_data, struct reg_use_data): New.
(INSN_REG_WEIGHT): Remove.
(INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
(sched_init_region_reg_pressure_info,
sched_setup_bb_reg_pressure_info): New prototypes.
* reginfo.c (struct reg_pref): New member coverclass.
(reg_cover_class): New function.
(reginfo_init, pass_reginfo_init): Move after free_reg_info.
(reg_info_size): New variable.
(allocate_reg_info): Make static. Setup reg_info_size.
(resize_reg_info): Use reg_info_size. Return flag of resizing.
(setup_reg_classes): Add a new parameter. Setup cover class too.
* Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
the dependencies.
* sched-rgn.c (deps_join): Set up implicit_sets.
(schedule_region): Set up region and basic blocks pressure
relative info.
* passes.c (init_optimization_passes): Move
pass_subregs_of_mode_init before pass_sched.
2009-09-02 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (struct access): New field grp_hint.
(dump_access): Dump grp_hint.
(sort_and_splice_var_accesses): Set grp_hint if a group is read
multiple times.
(analyze_access_subtree): Only scalarize accesses with grp_hint set or
those which have been specifically read and somehow written to.
(propagate_subacesses_accross_link): Set grp_hint of right child and
also possibly of the left child.
2009-09-02 Jakub Jelinek <jakub@redhat.com>
* tree-object-size.c (addr_object_size): Always use object_size_type
0 or 2 when determining the pointer pointed object size.
2009-09-02 Richard Guenther <rguenther@suse.de>
Revert
2009-08-31 Richard Guenther <rguenther@suse.de>
* builtins.c (fold_builtin_memory_op): Use the alias oracle
to query if the memory regions for memmove overlap.
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
asserts on pointers, instead deal with odd trees.
(ptr_derefs_may_alias_p): Likewise.
(refs_may_alias_p_1): Constructor bases also never alias.
2009-08-01 Christian Bruel <christian.bruel@st.com>
Revert:
2009-07-31 Christian Bruel <christian.bruel@st.com>
* gcc/config.gcc (sh*-*-elf): test with_libgloss.
2009-09-01 Alexandre Oliva <aoliva@redhat.com>
* doc/invoke.texi (-fvar-tracking-assignments): New.
(-fvar-tracking-assignments-toggle): New.
(-fdump-final-insns=file): Mark filename as optional.
(--param min-nondebug-insn-uid): New.
(-gdwarf-@{version}): Mention version 4.
* opts.c (common_handle_option): Accept it.
* tree-vrp.c (find_assert_locations_1): Skip debug stmts.
* regrename.c (regrename_optimize): Drop last. Don't count debug
insns as uses. Don't reject change because of debug insn.
(do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
from the chain starter, and check for inexact matches in DEBUG_INSNS.
(scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
(build_def_use): Simplify and fix the marking of DEBUG_INSNs.
* sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
* fwprop.c (forward_propagate_and_simplify): ...into debug insns.
* doc/gimple.texi (is_gimple_debug): New.
(gimple_debug_bind_p): New.
(is_gimple_call, gimple_assign_cast_p): End sentence with period.
* doc/install.texi (bootstrap-debug): More details.
(bootstrap-debug-big, bootstrap-debug-lean): Document.
(bootstrap-debug-lib): More details.
(bootstrap-debug-ckovw): Update.
(bootstrap-time): New.
* tree-into-ssa.c (mark_def_sites): Skip debug stmts.
(insert_phi_nodes_for): Insert debug stmts.
(rewrite_stmt): Take iterator. Insert debug stmts.
(rewrite_enter_block): Adjust.
(maybe_replace_use_in_debug_stmt): New.
(rewrite_update_stmt): Use it.
(mark_use_interesting): Return early for debug stmts.
* tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
stmts before replacing stmt.
(move_computations_stmt): Likewise.
* ira-conflicts.c (add_copies): Skip debug insns.
* regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
(regstat_bb_compute_ri): Skip debug insns.
* tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
* tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
check_loop_closed_ssa_stmt): Skip debug stmts.
* tree-tailcall.c (find_tail_calls): Likewise.
* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
* tree.h (MAY_HAVE_DEBUG_STMTS): New.
(build_var_debug_value_stat): Declare.
(build_var_debug_value): Define.
(target_for_debug_bind): Declare.
* reload.c (find_equiv_reg): Skip debug insns.
* rtlanal.c (reg_used_between_p): Skip debug insns.
(side_effects_p): Likewise.
(canonicalize_condition): Likewise.
* ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
insns never depend on debug insns.
(create_ddg_dep_no_link): Likewise.
(add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
Don't add inter-loop dependencies for debug insns.
(build_intra_loop_deps): Likewise.
(create_ddg): Count debug insns.
* ddg.h (struct ddg::num_debug): New.
(num_backargs): Pair up with previous int field.
* diagnostic.c (diagnostic_report_diagnostic): Skip notes on
-fcompare-debug-second.
* final.c (get_attr_length_1): Skip debug insns.
(rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
* gcc.c (invoke_as): Call compare-debug-dump-opt.
(driver_self_specs): Map -fdump-final-insns to
-fdump-final-insns=..
(get_local_tick): New.
(compare_debug_dump_opt_spec_function): Test for . argument and
compute output name. Compute temp output spec without flag name.
Compute -frandom-seed.
(OPT): Undef after use.
* cfgloopanal.c (num_loop_insns): Skip debug insns.
(average_num_loop_insns): Likewise.
* params.h (MIN_NONDEBUG_INSN_UID): New.
* gimple.def (GIMPLE_DEBUG): New.
* ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
* auto-inc-dec.c (merge_in_block): Skip debug insns.
(merge_in_block): Fix whitespace.
* toplev.c (flag_var_tracking): Update comment.
(flag_var_tracking_assignments): New.
(flag_var_tracking_assignments_toggle): New.
(process_options): Don't open final insns dump file if we're not
going to write to it. Compute defaults for var_tracking.
* df-scan.c (df_insn_rescan_debug_internal): New.
(df_uses_record): Handle debug insns.
* haifa-sched.c (ready): Initialize n_debug.
(contributes_to_priority): Skip debug insns.
(dep_list_size): New.
(priority): Use it.
(rank_for_schedule): Likewise. Schedule debug insns as soon as
they're ready. Disregard previous debug insns to make decisions.
(queue_insn): Never queue debug insns.
(ready_add, ready_remove_first, ready_remove): Count debug insns.
(schedule_insn): Don't reject debug insns because of issue rate.
(get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
(queue_to_ready): Skip and discount debug insns.
(choose_ready): Let debug insns through.
(schedule_block): Check boundary debug insns. Discount debug
insns, schedule them early. Adjust whitespace.
(set_priorities): Check for boundary debug insns.
(add_jump_dependencies): Use dep_list_size.
(prev_non_location_insn): New.
(check_cfg): Use it.
* tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
stmts.
(remove_unused_ivs): Reset debug stmts.
* modulo-sched.c (const_iteration_count): Skip debug insns.
(res_MII): Discount debug insns.
(loop_single_full_bb_p): Skip debug insns.
(sms_schedule): Likewise.
(sms_schedule_by_order): Likewise.
(ps_has_conflicts): Likewise.
* caller-save.c (refmarker_fn): New.
(save_call_clobbered_regs): Replace regs with saved mem in
debug insns.
(mark_referenced_regs): Take pointer, mark and arg. Adjust.
Call refmarker_fn mark for hardregnos.
(mark_reg_as_referenced): New.
(replace_reg_with_saved_mem): New.
* ipa-pure-const.c (check_stmt): Skip debug stmts.
* cse.c (cse_insn): Canonicalize debug insns. Skip them when
searching back.
(cse_extended_basic_block): Skip debug insns.
(count_reg_usage): Likewise.
(is_dead_reg): New, split out of...
(set_live_p): ... here.
(insn_live_p): Use it for debug insns.
* tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
(execute_optimize_stdarg): Likewise.
* tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
* tree-ssa-propagate.c (substitute_and_fold): Don't regard
changes in debug stmts as changes.
* sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
(moveup_expr): Don't move across debug insns. Don't move
debug insn if it would create a bookkeeping block.
(moveup_expr_cached): Don't use cache for debug insns that
are heads of blocks.
(compute_av_set_inside_bb): Skip debug insns.
(sel_rank_for_schedule): Schedule debug insns first. Remove
dead code.
(block_valid_for_bookkeeping_p); Support lax searches.
(create_block_for_bookkeeping): Adjust block numbers when
encountering debug-only blocks.
(find_place_for_bookkeeping): Deal with debug-only blocks.
(generate_bookkeeping_insn): Accept no place to insert.
(remove_temp_moveop_nops): New argument full_tidying.
(prepare_place_to_insert): Deal with debug insns.
(advance_state_on_fence): Debug insns don't start cycles.
(update_boundaries): Take fence as argument. Deal with
debug insns.
(schedule_expr_on_boundary): No full_tidying on debug insns.
(fill_insns): Deal with debug insns.
(track_scheduled_insns_and_blocks): Don't count debug insns.
(need_nop_to_preserve_insn_bb): New, split out of...
(remove_insn_from_stream): ... this.
(fur_orig_expr_not_found): Skip debug insns.
* rtl.def (VALUE): Move up.
(DEBUG_INSN): New.
* tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
(nearest_common_dominator_of_uses): Take debug_stmts argument.
Set it if debug stmts are found.
(statement_sink_location): Skip debug stmts. Propagate
moving defs into debug stmts.
* ifcvt.c (first_active_insn): Skip debug insns.
(last_active_insns): Likewise.
(cond_exec_process_insns): Likewise.
(noce_process_if_block): Likewise.
(check_cond_move_block): Likewise.
(cond_move_convert_if_block): Likewise.
(block_jumps_and_fallthru_p): Likewise.
(dead_or_predicable): Likewise.
* dwarf2out.c (debug_str_hash_forced): New.
(find_AT_string): Add comment.
(gen_label_for_indirect_string): New.
(get_debug_string_label): New.
(AT_string_form): Use it.
(mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
several operations that cannot be represented with DWARF opcodes.
(loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
(dwarf2out_var_location): Take during-call mark into account.
(output_indirect_string): Update comment. Output if there are
label and references.
(prune_indirect_string): New.
(prune_unused_types): Call it if debug_str_hash_forced.
More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
(dw_long_long_const): Remove.
(struct dw_val_struct): Change val_long_long type to rtx.
(print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
(output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
component instead of HOST_BITS_PER_LONG.
(output_loc_operands): Likewise. For const8* assert
HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
(output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
rather than HOST_BITS_PER_LONG is >= 64.
(add_AT_long_long): Remove val_hi and val_lo arguments, add
val_const_double.
(size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
HOST_BITS_PER_LONG for dw_val_class_long_long.
(add_const_value_attribute): Adjust add_AT_long_long caller. Don't
handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
(dwarf_stack_op_name): Handle DW_OP_implicit_value and
DW_OP_stack_value.
(size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
Handle DW_OP_implicit_value.
(extract_int): Move prototype earlier.
(mem_loc_descriptor): For SUBREG punt if inner
mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
(loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
instead of Pmode size.
(loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
(concat_loc_descriptor, concatn_loc_descriptor,
loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
(add_location_or_const_value_attribute): Likewise. For single
location loc_lists attempt to use add_const_value_attribute
for constant decls. Add DW_AT_const_value even if
NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
in its expression.
* cfgbuild.c (inside_basic_block_p): Handle debug insns.
(control_flow_insn_p): Likewise.
* tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
(separate_decls_in_region_debug_bind): New.
(separate_decls_in_region): Process debug bind stmts afterwards.
* recog.c (verify_changes): Handle debug insns.
(extract_insn): Likewise.
(peephole2_optimize): Skip debug insns.
* dse.c (scan_insn): Skip debug insns.
* sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
Pass it on.
(setup_id_for_insn): Handle debug insns.
(maybe_tidy_empty_bb): Adjust whitespace.
(tidy_control_flow): Skip debug insns.
(sel_remove_insn): Adjust for debug insns.
(sel_estimate_number_of_insns): Skip debug insns.
(create_insn_rtx_from_pattern): Handle debug insns.
(create_copy_of_insn_rtx): Likewise.
* sel-sched-.h (sel_bb_end): Declare.
(sel_bb_empty_or_nop_p): New.
(get_all_loop_exits): Use it.
(_eligible_successor_edge_p): Likewise.
(return_nop_to_pool): Adjust.
* tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
* ira-lives.c (process_bb_node_lives): Skip debug insns.
* gimple-pretty-print.c (dump_gimple_debug): New.
(dump_gimple_stmt): Use it.
(dump_bb_header): Skip gimple debug stmts.
* regmove.c (optimize_reg_copy_1): Discount debug insns.
(fixup_match_2): Likewise.
(regmove_backward_pass): Likewise. Simplify combined
replacement. Handle debug insns.
* function.c (instantiate_virtual_regs): Handle debug insns.
* function.h (struct emit_status): Add x_cur_debug_insn_uid.
* print-rtl.h: Include cselib.h.
(print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
* df.h (df_inns_rescan_debug_internal): Declare.
* gcse.c (alloc_hash_table): Estimate n_insns.
(cprop_insn): Don't regard debug insns as changes.
(bypass_conditional_jumps): Skip debug insns.
(one_pre_gcse_pass): Adjust.
(one_code_hoisting_pass): Likewise.
(compute_ld_motion_mems): Skip debug insns.
(one_cprop_pass): Adjust.
* tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
(if_convertible_stmt_p): Handle debug stmts.
* init-regs.c (initialize_uninitialized_regs): Skip debug insns.
* tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
* ira-build.c (create_bb_allocnos): Skip debug insns.
* tree-flow-inline.h (has_zero_uses): Discount debug stmts.
(has_single_use): Likewise.
(single_imm_use): Likewise.
(num_imm_uses): Likewise.
* tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
* tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
(create_outofssa_var_map): Likewise.
* lower-subreg.c (adjust_decomposed_uses): New.
(resolve_debug): New.
(decompose_multiword_subregs): Use it.
* tree-dfa.c (find_referenced_vars): Skip debug stmts.
* emit-rtl.c: Include params.h.
(cur_debug_insn_uid): Define.
(set_new_first_and_last_insn): Set cur_debug_insn_uid too.
(copy_rtx_if_shared_1): Handle debug insns.
(reset_used_flags): Likewise.
(set_used_flags): LIkewise.
(get_max_insn_count): New.
(next_nondebug_insn): New.
(prev_nondebug_insn): New.
(make_debug_insn_raw): New.
(emit_insn_before_noloc): Handle debug insns.
(emit_jump_insn_before_noloc): Likewise.
(emit_call_insn_before_noloc): Likewise.
(emit_debug_insn_before_noloc): New.
(emit_insn_after_noloc): Handle debug insns.
(emit_jump_insn_after_noloc): Likewise.
(emit_call_insn_after_noloc): Likewise.
(emit_debug_insn_after_noloc): Likewise.
(emit_insn_after): Take loc from earlier non-debug insn.
(emit_jump_insn_after): Likewise.
(emit_call_insn_after): Likewise.
(emit_debug_insn_after_setloc): New.
(emit_debug_insn_after): New.
(emit_insn_before): Take loc from later non-debug insn.
(emit_jump_insn_before): Likewise.
(emit_call_insn_before): Likewise.
(emit_debug_insn_before_setloc): New.
(emit_debug_insn_before): New.
(emit_insn): Handle debug insns.
(emit_debug_insn): New.
(emit_jump_insn): Handle debug insns.
(emit_call_insn): Likewise.
(emit): Likewise.
(init_emit): Take min-nondebug-insn-uid into account.
Initialize cur_debug_insn_uid.
(emit_copy_of_insn_after): Handle debug insns.
* cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
location of single rhs in place.
(maybe_dump_rtl_for_gimple_stmt): Dump lineno.
(floor_sdiv_adjust): New.
(cell_sdiv_adjust): New.
(cell_udiv_adjust): New.
(round_sdiv_adjust): New.
(round_udiv_adjust): New.
(wrap_constant): Moved from cselib.
(unwrap_constant): New.
(expand_debug_expr): New.
(expand_debug_locations): New.
(expand_gimple_basic_block): Drop hiding redeclaration. Expand
debug bind stmts.
(gimple_expand_cfg): Expand debug locations.
* cselib.c: Include tree-pass.h.
(struct expand_value_data): New.
(cselib_record_sets_hook): New.
(PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
(cselib_clear_table): Move, and implemnet in terms of...
(cselib_reset_table_with_next_value): ... this.
(cselib_get_next_unknown_value): New.
(discard_useless_locs): Don't discard preserved values.
(cselib_preserve_value): New.
(cselib_preserved_value_p): New.
(cselib_preserve_definitely): New.
(cselib_clear_preserve): New.
(cselib_preserve_only_values): New.
(new_cselib_val): Take rtx argument. Dump it in details.
(cselib_lookup_mem): Adjust.
(expand_loc): Take regs_active in struct. Adjust. Silence
dumps unless details are requested.
(cselib_expand_value_rtx_cb): New.
(cselib_expand_value_rtx): Rename and reimplment in terms of...
(cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
without details. Copy more subregs. Try to resolve values
using a callback. Wrap constants.
(cselib_subst_to_values): Adjust.
(cselib_log_lookup): New.
(cselib_lookup): Call it.
(cselib_invalidate_regno): Don't count preserved values as useless.
(cselib_invalidate_mem): Likewise.
(cselib_record_set): Likewise.
(struct set): Renamed to cselib_set, moved to cselib.h.
(cselib_record_sets): Adjust. Call hook.
(cselib_process_insn): Reset table when it would be cleared.
(dump_cselib_val): New.
(dump_cselib_table): New.
* tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
(remove_forwarder_block): Support moving debug stmts.
* cselib.h (cselib_record_sets_hook): Declare.
(cselib_expand_callback): New type.
(cselib_expand_value_rtx_cb): Declare.
(cselib_reset_table_with_next_value): Declare.
(cselib_get_next_unknown_value): Declare.
(cselib_preserve_value): Declare.
(cselib_preserved_value_p): Declare.
(cselib_preserve_only_values): Declare.
(dump_cselib_table): Declare.
* cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
(try_crossjump_to_edge): Likewise.
(delete_unreachable_blocks): Remove dominant GIMPLE blocks after
dominated blocks when debug stmts are present.
* simplify-rtx.c (delegitimize_mem_from_attrs): New.
* tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
(set_var_live_on_entry): Likewise.
* loop-invariant.c (find_invariants_bb): Skip debug insns.
* cfglayout.c (curr_location, last_location): Make static.
(set_curr_insn_source_location): Don't avoid bouncing.
(get_curr_insn_source_location): New.
(get_curr_insn_block): New.
(duplicate_insn_chain): Handle debug insns.
* tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
into debug stmts.
* common.opt (fcompare-debug): Move to sort order.
(fdump-unnumbered-links): Likewise.
(fvar-tracking-assignments): New.
(fvar-tracking-assignments-toggle): New.
* tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
because of debug stmts.
(mark_stmt_if_obviously_necessary): Mark debug stmts.
(eliminate_unnecessary_stmts): Walk dominated blocks before
dominators.
* tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
* ira.c (memref_used_between_p): Skip debug insns.
(update_equiv_regs): Likewise.
* sched-deps.c (sd_lists_size): Accept empty list.
(sd_init_insn): Mark debug insns.
(sd_finish_insn): Unmark them.
(sd_add_dep): Reject non-debug deps on debug insns.
(fixup_sched_groups): Give debug insns group treatment.
Skip debug insns.
(sched_analyze_reg): Don't mark debug insns for sched before call.
(sched_analyze_2): Handle debug insns.
(sched_analyze_insn): Compute next non-debug insn. Handle debug
insns.
(deps_analyze_insn): Handle debug insns.
(deps_start_bb): Skip debug insns.
(init_deps): Initialize last_debug_insn.
* tree-ssa.c (target_for_debug_bind): New.
(find_released_ssa_name): New.
(propagate_var_def_into_debug_stmts): New.
(propagate_defs_into_debug_stmts): New.
(verify_ssa): Skip debug bind stmts without values.
(warn_uninialized_vars): Skip debug stmts.
* target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
* rtl.c (rtx_equal_p_cb): Handle VALUEs.
(rtx_equal_p): Likewise.
* ira-costs.c (scan_one_insn): Skip debug insns.
(process_bb_node_for_hard_reg_moves): Likewise.
* rtl.h (DEBUG_INSN_P): New.
(NONDEBUG_INSN_P): New.
(MAY_HAVE_DEBUG_INSNS): New.
(INSN_P): Accept debug insns.
(RTX_FRAME_RELATED_P): Likewise.
(INSN_DELETED_P): Likewise
(PAT_VAR_LOCATION_DECL): New.
(PAT_VAR_LOCATION_LOC): New.
(PAT_VAR_OCATION_STATUS): New.
(NOTE_VAR_LOCATION_DECL): Reimplement.
(NOTE_VAR_LOCATION_LOC): Likewise.
(NOTE_VAR_LOCATION_STATUS): Likewise.
(INSN_VAR_LOCATION): New.
(INSN_VAR_LOCATION_DECL): New.
(INSN_VAR_LOCATION_LOC): New.
(INSN_VAR_LOCATION_STATUS): New.
(gen_rtx_UNKNOWN_VAR_LOC): New.
(VAR_LOC_UNKNOWN_P): New.
(NOTE_DURING_CALL_P): New.
(SCHED_GROUP_P): Accept debug insns.
(emit_debug_insn_before): Declare.
(emit_debug_insn_before_noloc): Declare.
(emit_debug_insn_beore_setloc): Declare.
(emit_debug_insn_after): Declare.
(emit_debug_insn_after_noloc): Declare.
(emit_debug_insn_after_setloc): Declare.
(emit_debug_insn): Declare.
(make_debug_insn_raw): Declare.
(prev_nondebug_insn): Declare.
(next_nondebug_insn): Declare.
(delegitimize_mem_from_attrs): Declare.
(get_max_insn_count): Declare.
(wrap_constant): Declare.
(unwrap_constant): Declare.
(get_curr_insn_source_location): Declare.
(get_curr_insn_block): Declare.
* tree-inline.c (insert_debug_decl_map): New.
(processing_debug_stmt): New.
(remap_decl): Don't create new mappings in debug stmts.
(remap_gimple_op_r): Don't add references in debug stmts.
(copy_tree_body_r): Likewise.
(remap_gimple_stmt): Handle debug bind stmts.
(copy_bb): Skip debug stmts.
(copy_edges_for_bb): Likewise.
(copy_debug_stmt): New.
(copy_debug_stmts): New.
(copy_body): Copy debug stmts at the end.
(insert_init_debug_bind): New.
(insert_init_stmt): Take id. Skip and emit debug stmts.
(setup_one_parameter): Remap variable earlier, register debug mapping.
(estimate_num_insns): Skip debug stmts.
(expand_call_inline): Preserve debug_map.
(optimize_inline_calls): Check for no debug_stmts left-overs.
(unsave_expr_now): Preserve debug_map.
(copy_gimple_seq_and_replace_locals): Likewise.
(tree_function_versioning): Check for no debug_stmts left-overs.
Init and destroy debug_map as needed. Split edges unconditionally.
(build_duplicate_type): Init and destroy debug_map as needed.
* tree-inline.h: Include gimple.h instead of pointer-set.h.
(struct copy_body_data): Add debug_stmts and debug_map.
* sched-int.h (struct ready_list): Add n_debug.
(struct deps): Add last_debug_insn.
(DEBUG_INSN_SCHED_P): New.
(BOUNDARY_DEBUG_INSN_P): New.
(SCHEDULE_DEBUG_INSN_P): New.
(sd_iterator_cond): Accept empty list.
* combine.c (create_log_links): Skip debug insns.
(combine_instructions): Likewise.
(cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
return value is always unshared.
(struct rtx_subst_pair): New.
(auto_adjust_pair): New.
(propagate_for_debug_subst): New.
(propagate_for_debug): New.
(try_combine): Skip debug insns. Propagate removed defs into
debug insns.
(next_nonnote_nondebug_insn): New.
(distribute_notes): Use it. Skip debug insns.
(distribute_links): Skip debug insns.
* tree-outof-ssa.c (set_location_for_edge): Likewise.
* resource.c (mark_target_live_regs): Likewise.
* var-tracking.c: Include cselib.h and target.h.
(enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
MO_VAL_SET.
(micro_operation_type_name): New.
(enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
(struct micro_operation_def): Update comments.
(decl_or_value): New type. Use instead of decls.
(struct emit_note_data_def): Add vars.
(struct attrs_def): Use decl_or_value.
(struct variable_tracking_info_def): Add permp, flooded.
(struct location_chain_def): Update comment.
(struct variable_part_def): Use decl_or_value.
(struct variable_def): Make var_part a variable length array.
(valvar_pool): New.
(scratch_regs): New.
(cselib_hook_called): New.
(dv_is_decl_p): New.
(dv_is_value_p): New.
(dv_as_decl): New.
(dv_as_value): New.
(dv_as_opaque): New.
(dv_onepart_p): New.
(dv_pool): New.
(IS_DECL_CODE): New.
(check_value_is_not_decl): New.
(dv_from_decl): New.
(dv_from_value): New.
(dv_htab_hash): New.
(variable_htab_hash): Use it.
(variable_htab_eq): Support values.
(variable_htab_free): Free from the right pool.
(attrs_list_member, attrs_list_insert): Use decl_or_value.
(attrs_list_union): Adjust.
(attrs_list_mpdv_union): New.
(tie_break_pointers): New.
(canon_value_cmp): New.
(unshare_variable): Return possibly-modified slot.
(vars_copy_1): Adjust.
(var_reg_decl_set): Adjust. Split out of...
(var_reg_set): ... this.
(get_init_value): Adjust.
(var_reg_delete_and_set): Adjust.
(var_reg_delete): Adjust.
(var_regno_delete): Adjust.
(var_mem_decl_set): Split out of...
(var_mem_set): ... this.
(var_mem_delete_and_set): Adjust.
(var_mem_delete): Adjust.
(val_store): New.
(val_reset): New.
(val_resolve): New.
(variable_union): Adjust. Speed up merge of 1-part vars.
(variable_canonicalize): Use unshared slot.
(VALUED_RECURSED_INTO): New.
(find_loc_in_1pdv): New.
(struct dfset_merge): New.
(insert_into_intersection): New.
(intersect_loc_chains): New.
(loc_cmp): New.
(canonicalize_loc_order_check): New.
(canonicalize_values_mark): New.
(canonicalize_values_star): New.
(variable_merge_over_cur): New.
(variable_merge_over_src): New.
(dataflow_set_merge): New.
(dataflow_set_equiv_regs): New.
(remove_duplicate_values): New.
(struct dfset_post_merge): New.
(variable_post_merge_new_vals): New.
(variable_post_merge_perm_vals): New.
(dataflow_post_merge_adjust): New.
(find_mem_expr_in_1pdv): New.
(dataflow_set_preserve_mem_locs): New.
(dataflow_set_remove_mem_locs): New.
(dataflow_set_clear_at_call): New.
(onepart_variable_different_p): New.
(variable_different_p): Use it.
(dataflow_set_different_1): Adjust. Make detailed dump more verbose.
(track_expr_p): Add need_rtl parameter. Don't generate rtl
if not needed.
(track_loc_p): Pass it true.
(struct count_use_info): New.
(find_use_val): New.
(replace_expr_with_values): New.
(log_op_type): New.
(use_type): New, partially split out of...
(count_uses): ... this. Count new micro-ops.
(count_uses_1): Adjust.
(count_stores): Adjust.
(count_with_sets): New.
(VAL_NEEDS_RESOLUTION): New.
(VAL_HOLDS_TRACK_EXPR): New.
(VAL_EXPR_IS_COPIED): New.
(VAL_EXPR_IS_CLOBBERED): New.
(add_uses): Adjust. Generate new micro-ops.
(add_uses_1): Adjust.
(add_stores): Generate new micro-ops.
(add_with_sets): New.
(find_src_status): Adjust.
(find_src_set_src): Adjust.
(compute_bb_dataflow): Use dataflow_set_clear_at_call.
Handle new micro-ops. Canonicalize value equivalances.
(vt_find_locations): Compute total size of hash tables for
dumping. Perform merge for var-tracking-assignments. Don't
disregard single-block loops.
(dump_attrs_list): Handle decl_or_value.
(dump_variable): Take variable. Deal with decl_or_value.
(dump_variable_slot): New.
(dump_vars): Use it.
(dump_dataflow_sets): Adjust.
(set_slot_part): New, extended to support one-part variables
after splitting out of...
(set_variable_part): ... this.
(clobber_slot_part): New, split out of...
(clobber_variable_part): ... this.
(delete_slot_part): New, split out of...
(delete_variable_part): .... this.
(check_wrap_constant): New.
(vt_expand_loc_callback): New.
(vt_expand_loc): New.
(emit_note_insn_var_location): Adjust. Handle values. Handle
EMIT_NOTE_AFTER_CALL_INSN.
(emit_notes_for_differences_1): Adjust. Handle values.
(emit_notes_for_differences_2): Likewise.
(emit_notes_for_differences): Adjust.
(emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
Adjust. Handle new micro-ops.
(vt_add_function_parameters): Adjust. Create and bind values.
(vt_initialize): Adjust. Initialize scratch_regs and
valvar_pool, flooded and perm.. Initialize and use cselib. Log
operations. Move some code to count_with_sets and add_with_sets.
(delete_debug_insns): New.
(vt_debug_insns_local): New.
(vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
cselib.
(var_tracking_main): If var-tracking-assignments is enabled
but var-tracking isn't, delete debug insns and leave. Likewise
if we exceed limits or fail the stack adjustments tests, and
after all var-tracking processing.
More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
(dataflow_set): Add traversed_vars.
(value_chain, const_value_chain): New typedefs.
(value_chain_pool, value_chains): New variables.
(value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
add_value_chains, add_cselib_value_chains, remove_value_chain,
remove_value_chains, remove_cselib_value_chains): New functions.
(shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
static inlines.
(shared_hash_find_slot_unshare, shared_hash_find_slot,
shared_hash_find_slot_noinsert, shared_hash_find): Update.
(dst_can_be_shared): New variable.
(unshare_variable): Unshare set->vars if shared, use shared_hash_*.
Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
different from set->vars, look up slot again instead of using the
passed in slot.
(dataflow_set_init): Initialize traversed_vars.
(variable_union): Use shared_hash_*. Use initially NO_INSERT
lookup if set->vars is shared. Don't keep slot cleared before
calling unshare_variable. Unshare set->vars if needed. Adjust
unshare_variable callers. Clear dst_can_be_shared if needed.
Even ->refcount == 1 vars must be unshared if set->vars is shared
and var needs to be modified.
(dataflow_set_union): Set traversed_vars during canonicalization.
(VALUE_CHANGED, DECL_CHANGED): Define.
(set_dv_changed, dv_changed_p): New static inlines.
(track_expr_p): Clear DECL_CHANGED.
(dump_dataflow_sets): Set it.
(variable_was_changed): Call set_dv_changed.
(emit_note_insn_var_location): Likewise.
(changed_variables_stack): New variable.
(check_changed_vars_1, check_changed_vars_2): New functions.
(emit_notes_for_changes): Do nothing if changed_variables is
empty. Traverse changed_variables with check_changed_vars_1,
call check_changed_vars_2 on each changed_variables_stack entry.
(emit_notes_in_bb): Add SET argument. Just clear it at the
beginning, use it instead of local &set, don't destroy it at the end.
(vt_emit_notes): Call dataflow_set_clear early on all
VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
computed set, dataflow_set_clear also VTI(bb)->in when we are
done with the basic block. Initialize changed_variables_stack,
free it afterwards. If ENABLE_CHECKING verify that after noting
differences to an empty set value_chains hash table is empty.
(vt_initialize): Initialize value_chains and value_chain_pool.
(vt_finalize): Delete value_chains htab, free value_chain_pool.
(variable_tracking_main): Call dump_dataflow_sets before calling
vt_emit_notes, not after it.
* tree-flow.h (propagate_defs_into_debug_stmts): Declare.
(propagate_var_def_into_debug_stmts): Declare.
* df-problems.c (df_lr_bb_local_compute): Skip debug insns.
(df_set_note): Reject debug insns.
(df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
add notes to debug insns.
(df_note_bb_compute): Adjust. Likewise.
(df_simulate_uses): Skip debug insns.
(df_simulate_initialize_backwards): Likewise.
* reg-stack.c (subst_stack_regs_in_debug_insn): New.
(subst_stack_regs_pat): Reject debug insns.
(convert_regs_1): Handle debug insns.
* Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
(print-rtl.o): Depend on cselib.h.
(cselib.o): Depend on TREE_PASS_H.
(var-tracking.o): Depend on cselib.h and TARGET_H.
* sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
(init_ready_list): Skip boundary debug insns.
(add_branch_dependences): Skip debug insns.
(free_block_dependencies): Check for blocks with only debug insns.
(compute_priorities): Likewise.
* gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
(gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
all callers.
(gimple_build_debug_bind_stat): New.
(empty_body_p): Skip debug stmts.
(gimple_has_side_effects): Likewise.
(gimple_rhs_has_side_effects): Likewise.
* gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
(gimple_build_debug_bind_stat): Declare.
(gimple_build_debug_bind): Define.
(is_gimple_debug): New.
(gimple_debug_bind_p): New.
(gimple_debug_bind_get_var): New.
(gimple_debug_bind_get_value): New.
(gimple_debug_bind_get_value_ptr): New.
(gimple_debug_bind_set_var): New.
(gimple_debug_bind_set_value): New.
(GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
(gimple_debug_bind_reset_value): New.
(gimple_debug_bind_has_value_p): New.
(gsi_next_nondebug): New.
(gsi_prev_nondebug): New.
(gsi_start_nondebug_bb): New.
(gsi_last_nondebug_bb): New.
* sched-vis.c (print_pattern): Handle VAR_LOCATION.
(print_insn): Handle DEBUG_INSN.
* tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
of first insn prevail.
(first_stmt): Skip debug stmts.
(first_non_label_stmt): Likewise.
(last_stmt): Likewise.
(has_zero_uses_1): New.
(single_imm_use_1): New.
(verify_gimple_debug): New.
(verify_types_in_gimple_stmt): Handle debug stmts.
(verify_stmt): Likewise.
(debug_loop_num): Skip debug stmts.
(remove_edge_and_dominated_blocks): Remove dominators last.
* tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
(linearize_expr): Likewise.
* config/i386/i386.c (ix86_delegitimize_address): Call
default implementation.
* config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
(group_barrier_needed): Skip debug insns.
(emit_insn_group_barriers): Likewise.
(emit_all_insn_group_barriers): Likewise.
(ia64_variable_issue): Handle debug insns.
(ia64_dfa_new_cycle): Likewise.
(final_emit_insn_group_barriers): Skip debug insns.
(ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
def cfa without frame.
(process_set): Likewise.
(process_for_unwind_directive): Pass frame on.
* config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
(rs6000_delegitimize_address): New.
(rs6000_debug_adjust_cost): Handle debug insns.
(is_microcoded_insn): Likewise.
(is_cracked_insn): Likewise.
(is_nonpipeline_insn): Likewise.
(insn_must_be_first_in_group): Likewise.
(insn_must_be_last_in_group): Likewise.
(force_new_group): Likewise.
* cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
contains only debug insns.
(rtl_merge_blocks): Skip debug insns.
(purge_dead_edges): Likewise.
(rtl_block_ends_with_call_p): Skip debug insns.
* dce.c (deletable_insn_p): Handle VAR_LOCATION.
(mark_reg_dependencies): Skip debug insns.
* params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
* tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
* tree-ssa-threadedge.c
(record_temporary_equivalences_from_stmts): Skip debug stmts.
* regcprop.c (replace_oldest_value_addr): Skip debug insns.
(replace_oldest_value_mem): Use ALL_REGS for debug insns.
(copyprop_hardreg_forward_1): Handle debug insns.
* reload1.c (reload): Skip debug insns. Replace unassigned
pseudos in debug insns with their equivalences.
(eliminate_regs_in_insn): Skip debug insns.
(emit_input_reload_insns): Skip debug insns at first, adjust
them later.
* tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
(get_indirect_ref_operands): Pass opf_no_vops on.
(get_expr_operands): Likewise. Skip debug stmts.
(parse_ssa_operands): Scan debug insns with opf_no_vops.
2009-09-01 Richard Henderson <rth@redhat.com>
* tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
stmt_ends_pp_p statements at least once.
* tree-vrp.c (vrp_initialize): Likewise.
(vrp_visit_stmt): Be prepared for non-interesting stmts.
2009-09-01 Dodji Seketeli <dodji@redhat.com>
PR bootstrap/41205
Fix AIX bootstrap after PR debug/30161
* dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
that is a GNU extension.
(tmpl_value_parm_die_table): Move the definition of this global
outside #ifdef DWARF2_DEBUGGING_INFO region.
2009-09-01 Richard Guenther <rguenther@suse.de>
* tree.c (tree_expr_size): New function.
* tree.h (tree_expr_size): Declare.
* rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
* builtins.c (fold_builtin_memory_op): Use tree_expr_size.
* langhooks.c (lhd_expr_size): Remove.
* langhooks.h (struct lang_hooks): Remove expr_size.
* explow.c (expr_size): Use tree_expr_size.
(int_expr_size): Likewise.
* langhooks-def.h (lhd_expr_size): Remove.
(LANG_HOOKS_EXPR_SIZE): Likewise.
(LANG_HOOKS_INITIALIZER): Adjust.
2009-09-01 Richard Guenther <rguenther@suse.de>
* tree-flow.h (mark_addressable): Move declaration ...
* tree.h (mark_addressable): ... here.
* stmt.c (expand_asm_operands): Use mark_addressable, not
lang_hooks.mark_addressable.
* langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
LANG_HOOKS_MARK_ADDRESSABLE.
* langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
* c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
2009-08-31 Chris Demetriou <cgd@google.com>
* config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
vectorize if not TARGET_SSE2.
2009-08-31 DJ Delorie <dj@redhat.com>
* config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
registers if no coprocessor is enabled.
2009-08-31 Dodji Seketeli <dodji@redhat.com>
PR debug/30161
* cgraph.h (cgraph_get_node): Declare ...
* cgraph.c (cgraph_get_node): ... new function.
* dwarf2out.c (gen_generic_params_dies,
generic_parameter_die, tree_add_const_value_attribute_for_decl,
make_ith_pack_parameter_name,
append_entry_to_tmpl_value_parm_die_table,
gen_remaining_tmpl_value_param_die_attribute): New functions.
(gen_subprogram_die): Generate debug info for template parameters
if debug info level is higher than DINFO_LEVEL_TERSE.
Use tree_add_const_value_attribute_for_decl instead of
tree_add_const_value_attribute.
(gen_const_die): Use tree_add_const_value_attribute_for_decl
instead of tree_add_const_value_attribute.
(gen_struct_or_union_type_die): Generate debug
info for template parameters if debug info level is higher than
DINFO_LEVEL_TERSE.
(tree_add_const_value_attribute): Handle integral and pointer
constants. Update comment.
(dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
(dwarf_attr_name): Support DW_AT_GNU_template_name.
(reference_to_unused): Fix thinko. Remove redundant predicates from
tests.
(tree_add_const_value_attribute): Make this work for constant
expressions only.
tree_add_const_value_attribute_for_decl is to be used for variable
DECLs now.
(add_location_or_const_value_attribute): Use
tree_add_const_value_attribute_for_decl now.
(dwarf2out_finish): Emit the DW_AT_const_value attribute of
DW_TAG_template_value_param DIEs after function DIEs have been
emitted.
* langhooks.h (lang_hooks_for_types): Add
get_argument_pack_elems.
(lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
(lang_hooks): Added get_innermost_generic_parms,
get_innermost_generic_args.
* langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
2009-08-31 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (machine_function): Add frame_locked flag. Set
it once we start generating the prologue or epilogue.
(mep_call_saves_register): If the frame is locked, re-use
cached values.
(mep_assign_save_slots): New, broken out from mep_expand_prologue.
(mep_expand_prologue): Call it.
(mep_expand_epilogue): Likewise.
(mep_start_function): Use the same logic as mep_expand_prologue.
(mep_pass_by_reference): Make logic more readable.
(mep_return_in_memory): Zero-sized objects are passed in memory.
(mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
2009-08-31 Richard Guenther <rguenther@suse.de>
* builtins.c (fold_builtin_memory_op): Use the alias oracle
to query if the memory regions for memmove overlap.
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
asserts on pointers, instead deal with odd trees.
(ptr_derefs_may_alias_p): Likewise.
(refs_may_alias_p_1): Constructor bases also never alias.
2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
* doc/install.texi (Final install): Adjust reference on where to
order printed manuals.
2009-08-30 Olivier Hainque <hainque@adacore.com>
* dwarf2out.c (switch_to_frame_table_section): Move
definition prior to first use.
2009-08-30 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41186
* tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
(ao_ref_init_from_ptr_and_size): New function.
(ref_maybe_used_by_call_p_1): Be more precise tracking
used ranges for builtin functions.
(ref_maybe_used_by_call_p): Adjust.
(call_may_clobber_ref_p_1): Be more precise tracking clobbered
ranges for builtin functions.
* tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
2009-08-30 Alan Modra <amodra@bigpond.net.au>
PR target/41081
* fwprop.c (get_reg_use_in): Delete.
(free_load_extend): New function.
(forward_propagate_subreg): Use it.
2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
* config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
2009-08-29 Kai Tietz<kai.tietz@onevision.com>
PR/41184
* config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
padding.
2009-08-29 Douglas B Rupp <rupp@gnat.com>
* crtstuff.c (__do_global_dtors_aux): Use atexit if no
fini or fini_array section.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_legal_transform_bb): Call
pbb_remove_duplicate_pdrs.
* graphite-poly.c (can_collapse_pdr): Removed.
(pdr_find_duplicate): Removed.
(can_collapse_pdrs): New.
(pbb_remove_duplicate_pdrs): New.
(new_poly_dr): Do not look for duplicates.
* graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
(PBB_PDR_DUPLICATES_REMOVED): New.
(pbb_remove_duplicate_pdrs): Declared.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (pbb_interchange_profitable_p): Adjust
the strides by multiplying by PDR_NB_REFS.
* graphite-poly.c (can_collapse_pdr): New.
(pdr_find_duplicate): New.
(new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
Initialize PDR_NB_REFS.
* graphite-poly.h (struct poly_dr): Add field nb_refs.
(PDR_NB_REFS): New.
(new_poly_dr): Number of subscripts is a graphite_dim_t.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/40965
* graphite-poly.c (apply_poly_transforms): Remove legality test before
any transform.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (pddr_original_scattering): Return NULL
for read-read dependence relations.
* graphite-poly.h (enum poly_dr_type): Fix comment.
(pdr_read_p): New.
(pdr_write_p): New.
(pdr_may_write_p): New.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
(struct poly_dr): Same.
(new_poly_dr): Same.
* graphite-poly.c (new_poly_dr): Same.
* graphite-dependences.c (dot_deps): Disable call to system.
2009-08-28 Cary Coutant <ccoutant@google.com>
PR debug/41063
* dwarf2out.c (gen_type_die_with_usage): Use proper context for
struct/union/enum types local to a function.
2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
pbb_strip_mine_time_depth. Changed the implementation so that
transformation is expressed as a transformation on
time (scatttering) dimensions. Also, ensures that the 2d+1
scheduling format is preserved.
(pbb_strip_mine_profitable_p): Profitability is based on the
iteration number of a given time (scattering) dimension,
and not on a original loop depth dimension.
(pbb_strip_mine): Call pbb_number_of_iterations_at_time.
(pbb_do_strip_mine): Call psct_dynamic_dim.
* graphite-poly.c (pbb_number_of_iterations_at_time): New.
* graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
(pbb_nb_dynamic_scattering_transform): New.
(psct_dynamic_dim): New.
2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
* graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
* graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
* graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
* graphite-interchange.c (build_linearized_memory_access): Same.
(memory_stride_in_loop): Same.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (pddr_original_scattering): New.
(graphite_legal_transform_dr): Call pddr_original_scattering.
(dot_deps_1): New.
(dot_deps): New.
* graphite-dependences.h (dot_deps): Declared.
* graphite-poly.c (new_poly_dr): Initialize PDR_ID.
(print_pdr): Print PDR_ID.
* graphite-poly.h (struct poly_dr): Add field id.
(PDR_ID): New.
(pbb_index): New.
* graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_carried_dependence_level_k): Do
not delete the original dependence relation.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
(eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
(hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
(free_poly_ddr): New.
(pddr_is_empty): New.
(dependence_polyhedron_1): Now returns a poly_ddr_p.
(dependence_polyhedron): Same. Remove useless gcc_assert.
Remove fprintfs.
(graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
(graphite_carried_dependence_level_k): Call pddr_is_empty.
* graphite-dependences.h (enum poly_dependence_kind): New.
(poly_dr_pair): Renamed poly_ddr. Added a field kind.
(PDRP_SOURCE): Renamed PDDR_SOURCE.
(PDRP_SINK): Renamed PDDR_SINK.
(PDRP_DDP): Renamed PDDR_DDP.
(PDDR_KIND): New.
(free_poly_ddr): Declared.
* graphite-poly.c (new_scop): Use the new hash function names.
* graphite-poly.h (struct scop): Renamed field original_pdr_pairs
into original_pddrs.
(SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
bounds with LT_EXPR to make niter analysis more precise on code
generated by Graphite.
2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
(graphite_legal_transform_bb): Same.
(poly_drs_may_alias_p): Same.
2009-08-28 Richard Guenther <rguenther@suse.de>
* tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
2009-08-28 Jan Beulich <jbeulich@novell.com>
* config/i386/netware.c: Include langhooks.h.
(i386_nlm_encode_section_info): Simplify.
(netware_override_options): Delete.
* config/i386/netware.h (netware_override_options): Delete
declaration.
(OVERRIDE_OPTIONS): Delete definition.
(SUBTARGET_OVERRIDE_OPTIONS): Define.
(ASM_COMMENT_START): Define.
* config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
2009-08-28 Jan Beulich <jbeulich@novell.com>
* configure.ac: For in-tree ld, do a plain version check to
determine whether comdat groups are supported.
* configure: Regenerate.
2009-08-28 Olivier Hainque <hainque@adacore.com>
* collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
always defined. Reflect definition or absence of such for
COLLECT_EXPORT_LIST. Readability helper.
(scanfilter): New enum, to help control what symbols
are to be considered or ignored by scan_prog_file.
(enum pass): Rename as "scanpass", moved together with scanfilter
prior to scan_prog_file's prototype.
(scan_prog_file): Accept and honor scanpass and scanfilter arguments.
Group prototype with the scanpass/scanfilter definitions, factorize
head comments for the several implementations at the prototype.
(main): Reorganize the first pass link control to let AIX
drag only the needed frame tables in executables. Prevent
frame tables collection during the scan aimed at static ctors.
Pre-link and scan for frame tables later to compensate.
* doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
A C statement to issue assembly directives that create a reference
to the given DWARF table identifier label from the current function
section.
* dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
to differentiate first time section entry. Only emit a .data
tables start identifier label the first time around.
(switch_to_frame_table_section): New function. Helper for
output_call_frame_info to switch possibly BACK into the eh_frame
or the debug_frame section depending on FOR_EH.
(output_call_frame_info): Use helper to first enter the proper
frame section.
(output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
emit a link to the frame table start label from each function
section.
* config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
* config/rs6000/rs6000-protos.h: Declare it.
* config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (split_branches): Check the result of
next_active_insn.
2009-08-27 Steve Ellcey <sje@cup.hp.com>
* config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
using -pthread -fopenmp
2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
* doc/service.texi (service directory): Update URL.
2009-08-27 Uros Bizjak <ubizjak@gmail.com>
PR rtl-optimization/40861
* simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
extract word from a multi-word subreg for negative byte positions.
2009-08-27 Tristan Gingold <gingold@adacore.com>
Douglas B Rupp <rupp@gnat.com>
* config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
(SECTION_VMS_OVERLAY): Define.
(ia64_vms_common_object_attribute): Added. Handle the "common_object"
attribute.
(ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
for common_object.
(ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
common_object declarations.
(ia64_section_type_flags): Set section flag for common_object.
* config/ia64/ia64-protos.h
(ia64_vms_output_aligned_decl_common): Declare.
(ia64_vms_elf_asm_named_section): Declare.
2009-08-27 Michael Matz <matz@suse.de>
* expr.c (expand_expr_real_2): New function taking exploded
unary or binary expression, split out from ...
(expand_expr_real_1): ... here. Move over all unary/binary
switch parts to above function, in particular these codes:
PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
VEC_PACK_FIX_TRUNC_EXPR.
(<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
full expression.
2009-08-27 Richard Guenther <rguenther@suse.de>
* gengtype.c (main): Handle uint64_t.
* ipa-utils.c (get_base_var): Indent properly.
* tree-ssa-live.c (debug_scope_block): New function.
* tree-flow.h (debug_scope_block): Declare.
* tree-ssa-copy.c (replace_exp_1): Add vertical space.
* basic-block.h (enum profile_status): Rename to
enum profile_status_d.
(x_profile_status): Adjust type.
2009-08-27 Dodji Seketeli <dodji@redhat.com>
PR debug/41170
* dwarf2out.c (get_context_die): Declare this static function.
(gen_type_die_with_usage): Make sure a DIE is a generated for
the context of a typedef.
2009-08-26 Anatoly Sokolov <aesok@post.ru>
* doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
switch.
2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips-protos.h (mips_output_sync): Declare.
(mips_sync_loop_insns): Likewise.
(mips_output_sync_loop): Replace first two parameters with an rtx.
* config/mips/mips.c (mips_multi_member): New structure.
(mips_multi_members): New variable.
(mips_multi_start): New function.
(mips_multi_add): Likewise.
(mips_multi_add_insn): Likewise.
(mips_multi_add_label): Likewise.
(mips_multi_last_index): Likewise.
(mips_multi_copy_insn): Likewise.
(mips_multi_set_operand): Likewise.
(mips_multi_write): Likewise.
(mips_print_operand_punctuation): Remove '%|' and '%-'.
(mips_init_print_operand_punct): Update accordingly.
(mips_start_ll_sc_sync_block): New function.
(mips_end_ll_sc_sync_block): Likewise.
(mips_output_sync): Likewise.
(mips_sync_insn1_template): Likewise.
(mips_sync_insn2_template): Likewise.
(mips_get_sync_operand): Likewise.
(mips_process_sync_loop): Likewise.
(mips_output_sync_loop): Use mips_process_sync_loop.
(mips_sync_loop_insns): New function.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
(MIPS_COMPARE_AND_SWAP_12): Likewise.
(MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
(MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
(MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
(MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
(MIPS_SYNC_OLD_OP_12): Likewise.
(MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
(MIPS_SYNC_NEW_OP_12): Likewise.
(MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
(MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
(MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
(MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
(MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
(MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
* config/mips/mips.md (sync_mem): New attribute.
(sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
(sync_exclusive_mask, sync_required_oldval): Likewise.
(sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
(sync_release_barrier): Likewise.
(length): Handle sync loops.
(sync): Use mips_output_sync.
* config/mips/sync.md (*memory_barrier): Use mips_output_sync.
(sync_compare_and_swap<mode>): Set the new sync_* attributes
and use mips_output_sync_loop.
(compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
(sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
(sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
(sync_old_add<mode>, sync_old_sub<mode>): Likewise.
(sync_new_add<mode>, sync_new_sub<mode>): Likewise.
(sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
(sync_new_<optab><mode>, sync_nand<mode>): Likewise.
(sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
(sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
2009-08-26 Richard Guenther <rguenther@suse.de>
PR middle-end/41163
* gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
the types to not match.
* tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
verification.
* tree-ssa.c (useless_type_conversion_p): Conversions to
pointers to unprototyped functions are useless.
2009-08-26 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (create_variable_info_for): Remove strange
whole-program condition, prepare to be called for non-globals.
(intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
params build a representative with known type and track its fields.
2009-08-26 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/sync.md: Update comment about unpredictable LL/SC lock
clearing by a taken branch.
(sync_<fetchop_name><mode>): Split when epilogue_completed is set,
effectively after bbro pass.
(sync_nand<mode>): Ditto.
(sync_old_<fetchop_name><mode>): Ditto.
(sync_old_nand<mode>): Ditto.
(sync_new_<fetchop_name><mode>): Dito.
(sync_new_nand<mode>): Ditto.
(sync_compare_and_swap<mode>_1): Ditto.
(*sync_compare_and_swap<mode>): Ditto.
(sync_lock_test_and_set<mode>_1): Ditto.
("sync_lock_test_and_set<mode>): Ditto.
2009-08-25 Douglas B Rupp <rupp@gnat.com>
* hwint.h (HOST_LONG_FORMAT): New macro
* bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
Use HOST_PTR_PRINTF.
* system.h (HOST_PTR_PRINTF): Resurrect old macro
* doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
(HOST_PTR_PRINTF): Document.
2009-08-25 Jan Hubicka <jh@suse.cz>
* config/i386/bmmintrin.h: Replace by #error.
Revert:
Michael Meissner <michael.meissner@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
Tony Linthicum <tony.linthicum@amd.com>
* config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
(TARGET_ROUND): New macro for the round/ptest instructions which
are shared between SSE4.1 and SSE5.
(OPTION_MASK_ISA_ROUND): Ditto.
(OPTION_ISA_ROUND): Ditto.
(TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
(TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
* config/i386/i386.opt (-msse5): New switch for SSE5 support.
(-mfused-madd): New switch to give users control over whether the
compiler optimizes to use the multiply/add SSE5 instructions.
* config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
(ix86_handle_option): Turn off 3dnow if -msse5.
(override_options): Add SSE5 support.
(print_operand): %Y prints comparison codes for SSE5 com/pcom
instructions.
(ix86_expand_sse_movcc): Add SSE5 support.
(ix86_expand_sse5_unpack): New function to use pperm to unpack a
vector type to the next largest size.
(ix86_expand_sse5_pack): New function to use pperm to pack a
vector type to the next smallest size.
(IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
(IX86_BUILTIN_FMADDSD): Ditto.
(IX86_BUILTIN_FMADDPS): Ditto.
(IX86_BUILTIN_FMADDPD): Ditto.
(IX86_BUILTIN_FMSUBSS): Ditto.
(IX86_BUILTIN_FMSUBSD): Ditto.
(IX86_BUILTIN_FMSUBPS): Ditto.
(IX86_BUILTIN_FMSUBPD): Ditto.
(IX86_BUILTIN_FNMADDSS): Ditto.
(IX86_BUILTIN_FNMADDSD): Ditto.
(IX86_BUILTIN_FNMADDPS): Ditto.
(IX86_BUILTIN_FNMADDPD): Ditto.
(IX86_BUILTIN_FNMSUBSS): Ditto.
(IX86_BUILTIN_FNMSUBSD): Ditto.
(IX86_BUILTIN_FNMSUBPS): Ditto.
(IX86_BUILTIN_FNMSUBPD): Ditto.
(IX86_BUILTIN_PCMOV_V2DI): Ditto.
(IX86_BUILTIN_PCMOV_V4SI): Ditto.
(IX86_BUILTIN_PCMOV_V8HI): Ditto.
(IX86_BUILTIN_PCMOV_V16QI): Ditto.
(IX86_BUILTIN_PCMOV_V4SF): Ditto.
(IX86_BUILTIN_PCMOV_V2DF): Ditto.
(IX86_BUILTIN_PPERM): Ditto.
(IX86_BUILTIN_PERMPS): Ditto.
(IX86_BUILTIN_PERMPD): Ditto.
(IX86_BUILTIN_PMACSSWW): Ditto.
(IX86_BUILTIN_PMACSWW): Ditto.
(IX86_BUILTIN_PMACSSWD): Ditto.
(IX86_BUILTIN_PMACSWD): Ditto.
(IX86_BUILTIN_PMACSSDD): Ditto.
(IX86_BUILTIN_PMACSDD): Ditto.
(IX86_BUILTIN_PMACSSDQL): Ditto.
(IX86_BUILTIN_PMACSSDQH): Ditto.
(IX86_BUILTIN_PMACSDQL): Ditto.
(IX86_BUILTIN_PMACSDQH): Ditto.
(IX86_BUILTIN_PMADCSSWD): Ditto.
(IX86_BUILTIN_PMADCSWD): Ditto.
(IX86_BUILTIN_PHADDBW): Ditto.
(IX86_BUILTIN_PHADDBD): Ditto.
(IX86_BUILTIN_PHADDBQ): Ditto.
(IX86_BUILTIN_PHADDWD): Ditto.
(IX86_BUILTIN_PHADDWQ): Ditto.
(IX86_BUILTIN_PHADDDQ): Ditto.
(IX86_BUILTIN_PHADDUBW): Ditto.
(IX86_BUILTIN_PHADDUBD): Ditto.
(IX86_BUILTIN_PHADDUBQ): Ditto.
(IX86_BUILTIN_PHADDUWD): Ditto.
(IX86_BUILTIN_PHADDUWQ): Ditto.
(IX86_BUILTIN_PHADDUDQ): Ditto.
(IX86_BUILTIN_PHSUBBW): Ditto.
(IX86_BUILTIN_PHSUBWD): Ditto.
(IX86_BUILTIN_PHSUBDQ): Ditto.
(IX86_BUILTIN_PROTB): Ditto.
(IX86_BUILTIN_PROTW): Ditto.
(IX86_BUILTIN_PROTD): Ditto.
(IX86_BUILTIN_PROTQ): Ditto.
(IX86_BUILTIN_PROTB_IMM): Ditto.
(IX86_BUILTIN_PROTW_IMM): Ditto.
(IX86_BUILTIN_PROTD_IMM): Ditto.
(IX86_BUILTIN_PROTQ_IMM): Ditto.
(IX86_BUILTIN_PSHLB): Ditto.
(IX86_BUILTIN_PSHLW): Ditto.
(IX86_BUILTIN_PSHLD): Ditto.
(IX86_BUILTIN_PSHLQ): Ditto.
(IX86_BUILTIN_PSHAB): Ditto.
(IX86_BUILTIN_PSHAW): Ditto.
(IX86_BUILTIN_PSHAD): Ditto.
(IX86_BUILTIN_PSHAQ): Ditto.
(IX86_BUILTIN_FRCZSS): Ditto.
(IX86_BUILTIN_FRCZSD): Ditto.
(IX86_BUILTIN_FRCZPS): Ditto.
(IX86_BUILTIN_FRCZPD): Ditto.
(IX86_BUILTIN_CVTPH2PS): Ditto.
(IX86_BUILTIN_CVTPS2PH): Ditto.
(IX86_BUILTIN_COMEQSS): Ditto.
(IX86_BUILTIN_COMNESS): Ditto.
(IX86_BUILTIN_COMLTSS): Ditto.
(IX86_BUILTIN_COMLESS): Ditto.
(IX86_BUILTIN_COMGTSS): Ditto.
(IX86_BUILTIN_COMGESS): Ditto.
(IX86_BUILTIN_COMUEQSS): Ditto.
(IX86_BUILTIN_COMUNESS): Ditto.
(IX86_BUILTIN_COMULTSS): Ditto.
(IX86_BUILTIN_COMULESS): Ditto.
(IX86_BUILTIN_COMUGTSS): Ditto.
(IX86_BUILTIN_COMUGESS): Ditto.
(IX86_BUILTIN_COMORDSS): Ditto.
(IX86_BUILTIN_COMUNORDSS): Ditto.
(IX86_BUILTIN_COMFALSESS): Ditto.
(IX86_BUILTIN_COMTRUESS): Ditto.
(IX86_BUILTIN_COMEQSD): Ditto.
(IX86_BUILTIN_COMNESD): Ditto.
(IX86_BUILTIN_COMLTSD): Ditto.
(IX86_BUILTIN_COMLESD): Ditto.
(IX86_BUILTIN_COMGTSD): Ditto.
(IX86_BUILTIN_COMGESD): Ditto.
(IX86_BUILTIN_COMUEQSD): Ditto.
(IX86_BUILTIN_COMUNESD): Ditto.
(IX86_BUILTIN_COMULTSD): Ditto.
(IX86_BUILTIN_COMULESD): Ditto.
(IX86_BUILTIN_COMUGTSD): Ditto.
(IX86_BUILTIN_COMUGESD): Ditto.
(IX86_BUILTIN_COMORDSD): Ditto.
(IX86_BUILTIN_COMUNORDSD): Ditto.
(IX86_BUILTIN_COMFALSESD): Ditto.
(IX86_BUILTIN_COMTRUESD): Ditto.
(IX86_BUILTIN_COMEQPS): Ditto.
(IX86_BUILTIN_COMNEPS): Ditto.
(IX86_BUILTIN_COMLTPS): Ditto.
(IX86_BUILTIN_COMLEPS): Ditto.
(IX86_BUILTIN_COMGTPS): Ditto.
(IX86_BUILTIN_COMGEPS): Ditto.
(IX86_BUILTIN_COMUEQPS): Ditto.
(IX86_BUILTIN_COMUNEPS): Ditto.
(IX86_BUILTIN_COMULTPS): Ditto.
(IX86_BUILTIN_COMULEPS): Ditto.
(IX86_BUILTIN_COMUGTPS): Ditto.
(IX86_BUILTIN_COMUGEPS): Ditto.
(IX86_BUILTIN_COMORDPS): Ditto.
(IX86_BUILTIN_COMUNORDPS): Ditto.
(IX86_BUILTIN_COMFALSEPS): Ditto.
(IX86_BUILTIN_COMTRUEPS): Ditto.
(IX86_BUILTIN_COMEQPD): Ditto.
(IX86_BUILTIN_COMNEPD): Ditto.
(IX86_BUILTIN_COMLTPD): Ditto.
(IX86_BUILTIN_COMLEPD): Ditto.
(IX86_BUILTIN_COMGTPD): Ditto.
(IX86_BUILTIN_COMGEPD): Ditto.
(IX86_BUILTIN_COMUEQPD): Ditto.
(IX86_BUILTIN_COMUNEPD): Ditto.
(IX86_BUILTIN_COMULTPD): Ditto.
(IX86_BUILTIN_COMULEPD): Ditto.
(IX86_BUILTIN_COMUGTPD): Ditto.
(IX86_BUILTIN_COMUGEPD): Ditto.
(IX86_BUILTIN_COMORDPD): Ditto.
(IX86_BUILTIN_COMUNORDPD): Ditto.
(IX86_BUILTIN_COMFALSEPD): Ditto.
(IX86_BUILTIN_COMTRUEPD): Ditto.
(IX86_BUILTIN_PCOMEQUB): Ditto.
(IX86_BUILTIN_PCOMNEUB): Ditto.
(IX86_BUILTIN_PCOMLTUB): Ditto.
(IX86_BUILTIN_PCOMLEUB): Ditto.
(IX86_BUILTIN_PCOMGTUB): Ditto.
(IX86_BUILTIN_PCOMGEUB): Ditto.
(IX86_BUILTIN_PCOMFALSEUB): Ditto.
(IX86_BUILTIN_PCOMTRUEUB): Ditto.
(IX86_BUILTIN_PCOMEQUW): Ditto.
(IX86_BUILTIN_PCOMNEUW): Ditto.
(IX86_BUILTIN_PCOMLTUW): Ditto.
(IX86_BUILTIN_PCOMLEUW): Ditto.
(IX86_BUILTIN_PCOMGTUW): Ditto.
(IX86_BUILTIN_PCOMGEUW): Ditto.
(IX86_BUILTIN_PCOMFALSEUW): Ditto.
(IX86_BUILTIN_PCOMTRUEUW): Ditto.
(IX86_BUILTIN_PCOMEQUD): Ditto.
(IX86_BUILTIN_PCOMNEUD): Ditto.
(IX86_BUILTIN_PCOMLTUD): Ditto.
(IX86_BUILTIN_PCOMLEUD): Ditto.
(IX86_BUILTIN_PCOMGTUD): Ditto.
(IX86_BUILTIN_PCOMGEUD): Ditto.
(IX86_BUILTIN_PCOMFALSEUD): Ditto.
(IX86_BUILTIN_PCOMTRUEUD): Ditto.
(IX86_BUILTIN_PCOMEQUQ): Ditto.
(IX86_BUILTIN_PCOMNEUQ): Ditto.
(IX86_BUILTIN_PCOMLTUQ): Ditto.
(IX86_BUILTIN_PCOMLEUQ): Ditto.
(IX86_BUILTIN_PCOMGTUQ): Ditto.
(IX86_BUILTIN_PCOMGEUQ): Ditto.
(IX86_BUILTIN_PCOMFALSEUQ): Ditto.
(IX86_BUILTIN_PCOMTRUEUQ): Ditto.
(IX86_BUILTIN_PCOMEQB): Ditto.
(IX86_BUILTIN_PCOMNEB): Ditto.
(IX86_BUILTIN_PCOMLTB): Ditto.
(IX86_BUILTIN_PCOMLEB): Ditto.
(IX86_BUILTIN_PCOMGTB): Ditto.
(IX86_BUILTIN_PCOMGEB): Ditto.
(IX86_BUILTIN_PCOMFALSEB): Ditto.
(IX86_BUILTIN_PCOMTRUEB): Ditto.
(IX86_BUILTIN_PCOMEQW): Ditto.
(IX86_BUILTIN_PCOMNEW): Ditto.
(IX86_BUILTIN_PCOMLTW): Ditto.
(IX86_BUILTIN_PCOMLEW): Ditto.
(IX86_BUILTIN_PCOMGTW): Ditto.
(IX86_BUILTIN_PCOMGEW): Ditto.
(IX86_BUILTIN_PCOMFALSEW): Ditto.
(IX86_BUILTIN_PCOMTRUEW): Ditto.
(IX86_BUILTIN_PCOMEQD): Ditto.
(IX86_BUILTIN_PCOMNED): Ditto.
(IX86_BUILTIN_PCOMLTD): Ditto.
(IX86_BUILTIN_PCOMLED): Ditto.
(IX86_BUILTIN_PCOMGTD): Ditto.
(IX86_BUILTIN_PCOMGED): Ditto.
(IX86_BUILTIN_PCOMFALSED): Ditto.
(IX86_BUILTIN_PCOMTRUED): Ditto.
(IX86_BUILTIN_PCOMEQQ): Ditto.
(IX86_BUILTIN_PCOMNEQ): Ditto.
(IX86_BUILTIN_PCOMLTQ): Ditto.
(IX86_BUILTIN_PCOMLEQ): Ditto.
(IX86_BUILTIN_PCOMGTQ): Ditto.
(IX86_BUILTIN_PCOMGEQ): Ditto.
(IX86_BUILTIN_PCOMFALSEQ): Ditto.
(IX86_BUILTIN_PCOMTRUEQ): Ditto.
(enum multi_arg_type): New enum for describing the various SSE5
intrinsic argument types.
(bdesc_multi_arg): New table for SSE5 intrinsics.
(ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
(ix86_expand_multi_arg_builtin): New function for creating SSE5
intrinsics.
(ix86_expand_builtin): Add SSE5 intrinsic support.
(ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
operand instructions.
(ix86_expand_sse5_multiple_memory): New function to split the
second memory reference from SSE5 instructions.
(type_has_variadic_args_p): Delete in favor of stdarg_p.
(ix86_return_pops_args): Use stdarg_p to determine if the function
has variable arguments.
(ix86_setup_incoming_varargs): Ditto.
(x86_this_parameter): Ditto.
* config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
declaration.
(ix86_expand_sse5_pack): Ditto.
(ix86_sse5_valid_op_p): Ditto.
(ix86_expand_sse5_multiple_memory): Ditto.
* config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
constant for SSE5 support.
(UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
(UNSPEC_SSE5_TRUEFALSE): Ditto.
(UNSPEC_SSE5_PERMUTE): Ditto.
(UNSPEC_SSE5_ASHIFT): Ditto.
(UNSPEC_SSE5_LSHIFT): Ditto.
(UNSPEC_FRCZ): Ditto.
(UNSPEC_CVTPH2PS): Ditto.
(UNSPEC_CVTPS2PH): Ditto.
(PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
(PCOM_TRUE): Ditto.
(COM_FALSE_S): Ditto.
(COM_FALSE_P): Ditto.
(COM_TRUE_S): Ditto.
(COM_TRUE_P): Ditto.
(type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
(unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
types.
(memory attribute): Ditto.
(sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
Use SSE4_1_ROUND_* constants instead of hard coded numbers.
(rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
(floor<mode>2): Ditto.
(ceil<mode>2): Ditto.
(btrunc<mode>2): Ditto.
(nearbyintdf2): Ditto.
(nearbyintsf2): Ditto.
(sse_setccsf): Disable if SSE5.
(sse_setccdf): Ditto.
(sse5_setcc<mode>): New support for SSE5 conditional move.
(sse5_pcmov_<mode>): Ditto.
* config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
(SSEMODEF4): Ditto.
(SSEMODEF2P): Ditto.
(ssemodesuffixf4): New mode attribute for SSE5.
(ssemodesuffixf2s): Ditto.
(ssemodesuffixf2c): Ditto.
(sserotatemax): Ditto.
(ssescalarmode): Ditto.
(sse_maskcmpv4sf3): Disable if SSE5.
(sse_maskcmpv2df3): Ditto.
(sse_vmmaskcmpv4sf3): Ditto.
(sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
(sse5_vmfmadd<mode>4): Ditto.
(sse5_fmsub<mode>4): Ditto.
(sse5_vmfmsub<mode>4): Ditto.
(sse5_fnmadd<mode>4): Ditto.
(sse5_vmfnmadd<mode>4): Ditto.
(sse5_fnmsub<mode>4): Ditto.
(sse5_vmfnmsub<mode>4): Ditto.
(sse5i_fmadd<mode>4): Ditto.
(sse5i_fmsub<mode>4): Ditto.
(sse5i_fnmadd<mode>4): Ditto.
(sse5i_fnmsub<mode>4): Ditto.
(sse5i_vmfmadd<mode>4): Ditto.
(sse5i_vmfmsub<mode>4): Ditto.
(sse5i_vmfnmadd<mode>4): Ditto.
(sse5i_vmfnmsub<mode>4): Ditto.
(mulv16qi3): Add SSE5 support.
(mulv4si3): Ditto.
(sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
(sse2_mulv4si3): Disable if SSE5.
(sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
(sse4_1_roundps): Ditto.
(sse4_1_roundsd): Ditto.
(sse4_1_roundss): Ditto.
(sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
be generated.
(sse_maskcmpsf3): Ditto.
(sse_vmmaskcmpv4sf3): Ditto.
(sse2_maskcmpv2df3): Ditto.
(sse2_maskcmpdf3): Ditto.
(sse2_vmmaskcmpv2df3): Ditto.
(sse2_eq<mode>3): Ditto.
(sse2_gt<mode>3): Ditto.
(sse5_pcmov_<mode>): Add SSE5 support.
(vec_unpacku_hi_v16qi): Ditto.
(vec_unpacks_hi_v16qi): Ditto.
(vec_unpacku_lo_v16qi): Ditto.
(vec_unpacks_lo_v16qi): Ditto.
(vec_unpacku_hi_v8hi): Ditto.
(vec_unpacks_hi_v8hi): Ditto.
(vec_unpacku_lo_v8hi): Ditto.
(vec_unpacks_lo_v8hi): Ditto.
(vec_unpacku_hi_v4si): Ditto.
(vec_unpacks_hi_v4si): Ditto.
(vec_unpacku_lo_v4si): Ditto.
(vec_unpacks_lo_v4si): Ditto.
(sse5_pmacsww): New SSE5 intrinsic insn.
(sse5_pmacssww): Ditto.
(sse5_pmacsdd): Ditto.
(sse5_pmacssdd): Ditto.
(sse5_pmacssdql): Ditto.
(sse5_pmacssdqh): Ditto.
(sse5_pmacsdqh): Ditto.
(sse5_pmacsswd): Ditto.
(sse5_pmacswd): Ditto.
(sse5_pmadcsswd): Ditto.
(sse5_pmadcswd): Ditto.
(sse5_pcmov_<move>): Conditional move support on SSE5.
(sse5_phaddbw): New SSE5 intrinsic insn.
(sse5_phaddbd): Ditto.
(sse5_phaddbq): Ditto.
(sse5_phaddwd): Ditto.
(sse5_phaddwq): Ditto.
(sse5_phadddq): Ditto.
(sse5_phaddubw): Ditto.
(sse5_phaddubd): Ditto.
(sse5_phaddubq): Ditto.
(sse5_phadduwd): Ditto.
(sse5_phadduwq): Ditto.
(sse5_phaddudq): Ditto.
(sse5_phsubbw): Ditto.
(sse5_phsubwd): Ditto.
(sse5_phsubdq): Ditto.
(sse5_pperm): Ditto.
(sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
(sse5_pperm_zero_v16qi_v8hi): Ditto.
(sse5_pperm_sign_v8hi_v4si): Ditto.
(sse5_pperm_zero_v8hi_v4si): Ditto.
(sse5_pperm_sign_v4si_v2di): Ditto.
(sse5_pperm_sign_v4si_v2di): Ditto.
(sse5_pperm_pack_v2di_v4si): Ditto.
(sse5_pperm_pack_v4si_v8hi): Ditto.
(sse5_pperm_pack_v8hi_v16qi): Ditto.
(sse5_perm<mode>): New SSE5 intrinsic insn.
(rotl<mode>3): Ditto.
(sse5_rotl<mode>3): Ditto.
(sse5_ashl<mode>3): Ditto.
(sse5_lshl<mode>3): Ditto.
(sse5_frcz<mode>2): Ditto.
(sse5s_frcz<mode>2): Ditto.
(sse5_cvtph2ps): Ditto.
(sse5_cvtps2ph): Ditto.
(sse5_vmmaskcmp<mode>3): Ditto.
(sse5_com_tf<mode>3): Ditto.
(sse5_maskcmp<mode>3): Ditto.
(sse5_maskcmp_uns<mode>3): Ditto.
(sse5_maskcmp_uns2<mode>3): Ditto.
(sse5_pcom_tf<mode>3): Ditto.
* config/i386/predicates.md (sse5_comparison_float_operator):
New predicate to match the comparison operators supported by
the SSE5 com instruction.
(ix86_comparison_int_operator): New predicate to match just the
signed int comparisons.
(ix86_comparison_uns_operator): New predicate to match just the
unsigned int comparisons.
* doc/invoke.texi (-msse5): Add documentation.
(-mfused-madd): Ditto.
* doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
* config.gcc (i[34567]86-*-*): Include bmmintrin.h and
mmintrin-common.h.
(x86_64-*-*): Ditto.
* config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
* config/i386/bmmintrin.h: New file, provide common x86 compiler
intrinisics for SSE5.
* config/i386/smmintrin.h: Move instructions shared with SSE5 to
mmintrin-common.h.
* config/i386/mmintrin-common.h: New file, to contain common
instructions between SSE4.1 and SSE5.
* config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
FOREACH_FUNCTION_ARGS to iterate over the argument list.
(gen_regparm_prefix): Ditto.
* config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
prototype_p to determine if a function is prototyped.
2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
* c-common.c (c_common_reswords) add the alignof keyword,
with same RID as __alignof and __alignof__
2009-08-25 Anatoly Sokolov <aesok@post.ru>
* hooks.h (hook_bool_const_int_const_int_true): Declare.
* hooks.c (hook_bool_const_int_const_int_true): New function.
* target.h (struct gcc_target): Add can_eliminate field.
* target-def.h (TARGET_CAN_ELIMINATE): Define.
(TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
* ira.c (setup_eliminable_regset): Use can_eliminate target hook.
* reload1.c (update_eliminables, init_elim_table): (Ditto.).
(elim_table): Revise comment.
* system.h (CAN_ELIMINATE): Poison.
* defaults.h (CAN_ELIMINATE): Remove.
* doc/tm.texi (CAN_ELIMINATE): Revise documentation.
* config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
* config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
Define macro.
(alpha_vms_can_eliminate): Declare as static, change return type to
bool.
* config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
* config/arm/arm.h (CAN_ELIMINATE): Remove macro.
* config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
(arm_can_eliminate): New function.
* config/avr/avr.h (CAN_ELIMINATE): Remove macro.
* config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
(avr_can_eliminate): Declare as static.
* config/avr/avr-protos.h (avr_can_eliminate): Remove.
* config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
* config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
(bfin_can_eliminate): New function.
* config/crx/crx.h (CAN_ELIMINATE): Remove macro.
* config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
(crx_can_eliminate): New function.
* config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
* config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
(fr30_can_eliminate): New function.
* config/frv/frv.h (CAN_ELIMINATE): Remove macro.
* config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
(frv_can_eliminate): New function.
* config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
* config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
(h8300_can_eliminate): New function.
* config/i386/i386.h (CAN_ELIMINATE): Remove macro.
* config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
(i386_can_eliminate): Declare as static, change return type to bool.
* config/i386/i386-protos.h (i386_can_eliminate): Remove.
* config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
* config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
(ia64_can_eliminate): New function.
* config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
* config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
(iq2000_can_eliminate): New function.
* config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
* config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
(m32r_can_eliminate): New function.
* config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
* config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
(m68hc11_can_eliminate): New function.
* config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
* config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
(m68k_can_eliminate): New function.
* config/mep/mep.h (CAN_ELIMINATE): Remove macro.
* config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
(mep_can_eliminate): New function.
* config/mips/mips.h (CAN_ELIMINATE): Remove macro.
* config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
(mips_can_eliminate): New function.
* config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
* config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
(rs6000_can_eliminate): New function.
* config/s390/s390.h (CAN_ELIMINATE): Remove macro.
* config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
(s390_can_eliminate): Declare as static.
* config/s390/s390-protos.h (sparc_can_eliminate): Remove.
* config/score/score.h (CAN_ELIMINATE): Remove macro.
* config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
(score_can_eliminate): New function.
* config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
* config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
(sparc_can_eliminate): Declare as static.
* config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
* config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
* config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
(xstormy16_can_eliminate): New function.
* config/v850/v850.h (CAN_ELIMINATE): Remove macro.
* config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
(v850_can_eliminate): New function.
2009-08-25 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
(*cmpdf_internal): Enable for all ALPHA_FPTM levels.
(*movdfcc_ext[1234]): Disable for IEEE mode.
2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
* gimplify.c (prepare_gimple_addressable): New static function.
(gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
it addressable.
(gimplify_addr_expr): Invoke it similarly on the operand instead of
manually fiddling with it.
2009-08-25 Michael Matz <matz@suse.de>
* expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
* dojump.c (do_jump_by_parts_greater): Take two operands instead of
full expression.
(do_jump_by_parts_equality, do_compare_and_jump): Ditto.
(jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
(do_jump): Split out code for simple binary comparisons into ...
(do_jump_1): ... this, taking the individual operands and code.
Change callers to helper function above accordingly.
* expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
comparisons.
2009-08-25 Michael Matz <matz@suse.de>
* expr.h (struct separate_ops, sepops): New type for passing
around an exploded simple expression.
* optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
Use this structure instead of expression tree.
(get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
expression, only its type.
(expand_vec_cond_expr): Take type and individual operands instead
of full expression.
* optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
expand_vec_shift_expr): Change prototype accordingly.
* tree-vect-stmts.c (vectorizable_condition): Change call of
expand_vec_cond_expr_p to pass only type.
* expr.c (do_store_flags): Change prototype and implementation
to take an exploded expression.
(expand_expr_real_1): New local ops initialized with details
of the full expression. Use it instead of full
expression in calls to do_store_flags, expand_vec_cond_expr,
expand_widen_pattern_expr and expand_vec_shift_expr.
2009-08-25 Michael Matz <matz@suse.de>
* expr.c (expand_expr_real_1): New local treeop0, treeop1,
treeop2 initialized with first three operands of the full expression.
Substitute all TREE_OPERAND (exp, [012]) calls with them.
2009-08-25 Kai Tietz <kai.tietz@onevision.com>
* gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
(__gthread_objc_condition_allocate): Mark arguments as unused.
(__gthread_objc_condition_deallocate): Likewise.
(__gthread_objc_condition_wait): Likewise.
(__gthread_objc_condition_broadcast): Likewise.
(__gthread_objc_condition_signal): Likewise.
(__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
(__gthread_objc_thread_id): Likewise.
2009-08-25 Janus Weil <janus@gcc.gnu.org>
PR middle-end/41149
* tree-pretty-print.c (print_call_name): Print the correct call name
for procedure pointer components.
2009-08-24 Steve Ellcey <sje@cup.hp.com>
* config/ia64/ia64.c (ia64_promote_function_mode): Call
default_promote_function_mode when not VMS.
2009-08-24 Olivier Hainque <hainque@adacore.com>
* convert.c (convert_to_integer): Don't assume an input pointer is
POINTER_SIZE wide. Fetch from the type instead.
2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure.ac (AC_PREREQ): Bump to 2.64.
2009-08-24 Rafael Avila de Espindola <espindola@google.com>
* gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
(process_command): Don't search standard_exec_prefix_1 and
standard_exec_prefix_2.
2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (output_return_instruction): Handle for
unified syntax.
2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (arm_select_cc_mode): Handle subreg.
2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
(*arm_movdf_vfp): Likewise.
2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
(vashr<mode>3): Rename from ashr<mode>3.
(vlshr<mode>3): Rename from lshr<mode>3.
2009-08-24 Kai Tietz <kai.tietz@onevision.com>
PR/40786
* c-format.c (format_wanted_type): Add new member scalar_identity_flag.
(check_format_info_main): Use scalar_identify_flag.
(check_format_types): Check for scalar size identity if
scalar_identify_flag is set.
(printf_length_specs): Extend by new field.
(asm_fprintf_length_specs): Likewise.
(gcc_diag_length_specs): Likewise.
(scanf_length_specs): Likewise.
(strfmon_length_specs): Likewise.
(gcc_gfc_length_specs): Likewise.
* config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
(ms_printf_flag_specs): Likewise.
* c-format.h (format_length_info): Add new member scalar_identity_flag.
2009-08-23 Uros Bizjak <ubizjak@gmail.com>
PR target/40718
* config/i386/i386.c (*call_pop_1): Disable for sibling calls.
(*call_value_pop_1): Ditto.
(*sibcall_pop_1): New insn pattern.
(*sibcall_value_pop_1): Ditto.
2009-08-23 Alan Modra <amodra@bigpond.net.au>
PR target/41081
* config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
ashrsi3_64): New.
2009-08-23 Alan Modra <amodra@bigpond.net.au>
PR target/41081
* fwprop.c (try_fwprop_subst): Allow multiple sets.
(get_reg_use_in): New function.
(forward_propagate_subreg): Propagate through subreg of zero_extend
or sign_extend.
2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
* config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure.ac: Remove --with-datarootdir, --with-docdir,
--with-htmldir switches. No need to call AC_SUBST for
datarootdir, docdir, htmldir any more.
* configure: Regenerate.
* doc/install.texi (Configuration): Document --datarootdir,
--docdir, --htmldir, --pdfdir; update documentation for
--infodir, --mandir.
(Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
M4 to 1.4.6.
* aclocal.m4: Regenerate.
* config.in: Regenerate.
* configure: Regenerate.
2009-08-21 Douglas B Rupp <rupp@gnat.com>
Olivier Hainque <hainque@adacore.com>
* config/ia64/ia64.c: Include libfuncs.h.
(TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
(ia64_expand_call): Use reg 25 on VMS.
(ia64_initialize_trampoline): Fix for VMS ABI.
(ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
(ia64_function_arg): Initialize reg 25 on VMS.
Fix OpenVMS ABI issues for varargs.
For OpenVMS, emit the Argument Information register set in the
incoming/sibcall case as well.
(ia64_arg_type): New function.
(ia64_function_arg_advance): Keep track of cum->words.
Fix OpenVMS ABI issues for varargs.
(ia64_function_value): On VMS, promote mode of non-aggregate types.
(ia64_override_options): Set flag_no_common on VMS.
(ia64_init_builtins): Disable FWRITE builtin.
(ia64_asm_output_external): Call DO_CRTL_NAMES.
(ia64_vms_init_libfuncs): Add decc$ routines.
(ia64_vms_valid_pointer_mode): New function.
(ia64_struct_value_rtx): Allways NULL_RTX on VMS.
(ia64_promote_function_mode): New function
* config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
(LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
(LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
(INIT_CUMULATIVE_ARGS): Add atypes for VMS.
(INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
(ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
Suppress trailing '#' if VALUE is numeric.
* config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
ia64_promote_function_mode.
(TARGET_VALID_POINTER_MODE): Define.
2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/40671
* config/rs6000/rs6000.c (rs6000_override_options): Use
TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
PR target/41145
* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
reporting of vector + decimal/boolean/complex error.
2009-08-21 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
__vector double TYPE_DECL.
2009-08-21 Richard Earnshaw <rearnsha@arm.com>
* arm.h (MACHMODE): New define. Include insn-modes.h if available.
(CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
* arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
to pointer to enum machine_mode. Update all callers as needed.
2009-08-21 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.md (exception_receiver): Emit alternative
GP load sequence if flag_reorder_blocks_and_partition is set.
(*exception_receiver_2): Also enable when
flag_reorder_blocks_and_partition is set.
2009-08-20 Matt Rice <ratmice@gmail.com>
Diego Novillo <dnovillo@google.com>
* Makefile.in (PLUGIN_HEADERS): Include incpath.h and
tree-ssa-sccvn.h.
2009-08-20 Richard Guenther <rguenther@suse.de>
* c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
* c-tree.h (c_dup_lang_specific_decl): Remove.
(struct lang_decl, struct lang_type): Move definitions ...
* c-lang.h: ... here. New file.
* c-decl.c: Include c-lang.h.
(c_dup_lang_specific_decl): Remove.
* c-typeck.c: Include c-lang.h.
* Makefile.in (c-decl.o): Add c-lang.h dependency.
(c-typeck.o): Likewise.
* c-config-lang.in (gtfiles): Add c-lang.h.
* gengtype.c (get_output_file_with_visibility): Handle c-lang.h
like c-tree.h.
2009-08-20 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_end_function): Do not clear
crtl->emit structure and free insn locators if cfun->is_thunk is true,
this is now handled in generic code.
2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
(s390_z10_fix_long_loop_prediction): New function.
(s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
(s390_reorg): Walk over the INSNs and invoke
s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
"*brx_64bit", "*brx_31bit"): New patterns.
* config/s390/s390.c ('E'): New output modifier.
2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
Richard Earnshaw <richard.earnshaw@arm.com>
* config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
* config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
patterns.
* pa.c (emit_move_sequence): Check if address of operand1 is valid
for mode mode of operand0 when doing secondary reload for SAR.
2009-08-19 Jakub Jelinek <jakub@redhat.com>
PR middle-end/41123
* expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
2009-08-19 Jason Merrill <jason@redhat.com>
* doc/invoke.texi (C++ Dialect Options): Note change of minimum
supported template depth in C++0x.
2009-08-19 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
free_after_compilation.
* config/score/score7.c (score7_output_mi_thunk): Likewise.
* config/score/score3.c (score3_output_mi_thunk): Likewise.
* config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
* config/mips/mips.c (mips_output_mi_thunk): Likewise.
* config/sh/sh.c (sh_output_mi_thunk): Likewise.
* config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
* config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2009-08-19 Ian Lance Taylor <iant@google.com>
* doc/md.texi (Insn Canonicalizations): Correct canonicalization
of (plus (mult (neg B) C) A).
2009-08-18 Michael Matz <matz@suse.de>
* omp-low.c (optimize_omp_library_calls): Use types_compatible_p
instead of comparing TYPE_MAIN_VARIANT for equality.
* tree-vect-patterns.c (vect_recog_dot_prod_pattern,
vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
* tree-vect-loop.c (vect_is_simple_reduction): Ditto.
* gimplify.c (goa_lhs_expr_p): Ditto and use
STRIP_USELESS_TYPE_CONVERSION.
2009-08-18 Michael Matz <matz@suse.de>
* tree-ssa-structalias.c (create_variable_info_for): Also mark
first field in a struct.
(intra_create_variable_infos): Don't deal with flag_argument_noalias.
2009-08-18 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
locators before emit_insn is called. Remove assert that
cfun->is_thunk.
(alpha_end_function): Clear crtl->emit structure and free insn
locators if cfun->is_thunk is true.
2009-08-18 Jason Merrill <jason@redhat.com>
* config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
type if available.
* configure.ac: Test for it.
* configure, config.in: Regenerate.
* doc/install.texi: Document --enable-gnu-unique-object.
2009-08-18 Richard Guenther <rguenther@suse.de>
PR middle-end/41094
* builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
pow(x,y*z) only if x is nonnegative.
2009-08-18 Jakub Jelinek <jakub@redhat.com>
* bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
on jumps.
PR target/40971
* config/rs6000/rs6000.c (rs6000_legitimize_address): For
[DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
2009-08-17 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
* config/m32c/prologue.md (epilogue_freit): New.
(fset_b): New.
* config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
(bank_switch_p): Likewise.
(fast_interrupt_p): Likewise.
(interrupt_p): Likewise.
(m32c_conditional_register_usage): Round memregs size up.
(need_to_save): We only need to save $a0 when we use ENTER.
(interrupt_p): Check for fast_interrupt too.
(bank_switch_p): New.
(fast_interrupt_p): New.
(m32c_attribute_table): Add bank_switch and fast_interrupt.
(m32c_emit_prolog): Support bank switching and fast interrupts.
* doc/extend.texi (Function Attributes): Add bank_switch and
fast_interrupt.
2009-08-17 Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (vms_valid_pointer_mode): New function.
* config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
2009-08-16 Douglas B Rupp <rupp@gnat.com>
* doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
(menu): Add IA-64/VMS Options.
(IA-64/VMS Options): Likewise.
2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
PR target/38599
* config/mips/mips.md (*lwxs): Use :P for pointer values.
2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
* config/mips/mips-protos.h (mips_push_asm_switch): New function.
(mips_pop_asm_switch): Likewise.
* config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
with...
(mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
(mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
(mips_push_asm_switch, mips_pop_asm_switch): Likewise.
(mips_print_operand_punctuation): Use them. Check mips_noreorder
instead of set_noreorder.
(mips_output_function_prologue): Use the new functions.
(mips_output_function_epilogue): Likewise.
(mips_need_noat_wrapper_p): New function, split out from...
(mips_final_prescan_insn, mips_final_postscan_insn): ...here.
Use mips_push_asm_switch and mips_pop_asm_switch.
* config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
and mips_pop_asm_switch.
(ASM_OUTPUT_REG_POP): Likewise.
(DBR_OUTPUT_SEQEND): Remove boilerplate comment.
Use mips_pop_asm_switch.
(mips_asm_switch): New structure.
(set_noreorder, set_nomacro): Replace with...
(mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
* config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
instead of set_nomacro.
(fix_truncsfsi2_macro): Likewise.
(cprestore): Likewise.
(hazard): Use mips_noreorder instead of set_noreorder.
* config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
2009-08-16 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
from prev_active_insn.
2009-08-16 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
* config/avr/avr.c (avr_override_options): Initialize
avr_current_arch variable.
(avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
__AVR_HAVE_16BIT_SP__ according to the device type.
(expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
TARGET_TINY_STACK.
(expand_epilogue): Use correct QI mode frame pointer for tiny stack.
Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
2009-08-16 Dodji Seketeli <dodji@redhat.com>
PR debug/37801
* gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
generating inlined subroutine die only. We shouldn't be
called for anything else.
(gen_block_die): Don't generate inline subroutine debug info for
abstract blocks.
2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_pbb): Print PBB index.
2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/40981
* graphite-interchange.c (ppl_max_for_le): Moved...
* graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
* graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
ppl_Pointset_Powerset_C_Polyhedron_maximize.
* graphite-ppl.h (ppl_max_for_le): Declared.
2009-08-14 Olatunji Ruwase <tjruwase@google.com>
* doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
supported on all platforms.
* target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
* c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
* c-pragma.c: Likewise.
* target-def.h (TARGET_INITIALIZER): Remove
TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
* config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
2009-08-14 Douglas B Rupp <rupp@gnat.com>
* config/ia64/fde-vms.c: New file.
* config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
* config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
(MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
(uw_frame_state_for): Only register a personality routine if it is
known to be compatible with our expectations.
(_Unwind_FindEnclosingFunction, uw_frame_state_for):
Declare unw_table_entry stack variable and
mod all calls to _Unwind_FindTableEntry to add arg.
* config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
(_Unwind_FindTableEntry): Add arg to prototype.
2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
* config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
field 'signal_pfs_loc'.
(uw_frame_state_for): Remove duplicate code dealing with leaf
procedures without unwind info.
If in the frame after unwinding through a signal handler, restore
the AR.PFS register instead of the CFM if AR.PFS has not been saved.
* config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
'pfs_loc' to the AR.PFS location in the signal context; instead
set 'signal_pfs_loc'.
Manually generate the unwind info for the AR.PFS register.
(ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
(ia64_handle_unwabi): Test 'fs->unwabi' against them.
Do not set 'pfs_loc' to the AR.PFS location in the signal context;
instead set 'signal_pfs_loc'.
Remove code preventing the AR.PFS register from being restored
from the signal context.
2009-08-14 Douglas B Rupp <rupp@gnat.com>
Tristan Gingold <gingold@adacore.com>
* config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
* config/ia64/t-vms: New file.
* config/ia64/vms64.h: New file.
* config/ia64/vms.h: New file.
* config/ia64/vms-crtinit.asm: New file.
* config/ia64/vms_symvec_libgcc_s.opt: New file.
* config/ia64/vms-unwind.h: New file.
2009-08-14 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_emit_conditional_move): Handle
TFmode compares.
2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR middle-end/30789
* builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
Move declaration...
* real.h (do_mpc_arg2): ... here.
* fold-const.c (const_binop): Use MPC for complex MULT_EXPR
and RDIV_EXPR.
2009-08-14 Rafael Avila de Espindola <espindola@google.com>
* final.c (add_debug_prefix_map): Don't use GC memory for
old_prefix and new_prefix.
2009-08-14 Richard Guenther <rguenther@suse.de>
* ipa-prop.c (compute_complex_pass_through): If we cannot
compute a non-varying offset for IPA_JF_ANCESTOR punt.
2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* c-lex.c (c_lex_with_flags): Increase size of local variable
to avoid memory clobber.
2009-08-14 Paolo Bonzini <bonzini@gnu.org>
PR target/40934
* config/i386/i386.c (ix86_fp_comparison_strategy):
Only enable/disable sahf at function granularity.
2009-08-14 Hans-Peter Nilsson <hp@axis.com>
PR rtl-optimization/41064
* reload1.c (reload_as_needed): Don't call extract_insn
for known invalid replacements after calling
validate_replace_rtx_group and verify_changes.
2009-08-14 Uros Bizjak <ubizjak@gmail.com>
PR target/41019
* config/i386/sse.md (SSEMODE124C8): New mode iterator.
(vcond<SSEMODEF2P:mode>): Assert that operation is supported by
ix86_expand_fp_vcond.
(vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
Assert that operation is supported by ix86_expand_int_vcond.
(vcondu<SSEMODE124C8:mode>): Ditto.
2009-08-13 DJ Delorie <dj@redhat.com>
* config/i386/djgpp-stdint.h: New.
* config.gcc (djgpp): Use it.
2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_override_options): When flag_exceptions or
flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
* tree-ssa-loop-prefetch.c
(prune_ref_by_group_reuse): Enhance probabilistic analysis
for long-stride pruning.
(compute_miss_rate): New function to compute the probability
that two memory references access different cache lines.
2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
* gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
2009-08-13 Richard Guenther <rguenther@suse.de>
PR middle-end/41047
* tree-ssa-ccp.c (ccp_fold): When folding pointer additions
use the constant pointer type.
* gimplify.c (canonicalize_addr_expr): Canonicalize independent
of CV qualifiers on the target pointer type.
* tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
conversion check before restrict check.
2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/41029
* config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
2009-08-12 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41011
* ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
and reference constructing.
2009-08-12 Xinliang David Li <davidxl@google.com>
PR tree-optimization/41012
* tree-flow.h : New external interface.
* gimple-low.c (check_call_arg): Change to public function.
Remove argument mismatch check in lowering.
* tree-inline.h (tree_can_inline_p): Interface change.
* tree-inline.c (tree_can_inline_p): Fold argument mismatch check
into this function.
* ipa-inline.c (cgraph_decide_inlining_of_small_functions):
Call change to tree_can_inline_p function.
(cgraph_decide_inlining_incrementally): Ditto.
2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
PR tree-optimization/41031
* tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
on the partition variable rather than promote_mode on the source
type. Assert that the partition variable's type has the same
mode as the source value's.
2009-08-12 Paolo Bonzini <bonzini@gnu.org>
* doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
for for_return == 2.
* function.c (assign_parm_setup_reg): Use for_return == 2, improve
comments.
* calls.c (expand_call): Fix typo.
* explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
and PARM_DECL.
* stmt.c (expand_value_return): Use promote_function_mode to copy out
of pseudo.
* targhooks.c (default_promote_function_mode): Handle for_return == 2.
* config/cris/cris.c (cris_promote_function_mode): Likewise.
* config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
* config/pa/pa.c (pa_promote_function_mode): Likewise.
2009-08-12 Andrew Haley <aph@redhat.com>
* config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
PR bootstrap/40103
* graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2009-08-12 Richard Guenther <rguenther@suse.de>
* alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
* gimplify.c (gimplify_modify_expr): Do not use
lang_hooks.types_compatible_p.
* tree-ssa.c (useless_type_conversion_p): For aggregates
just return false if the canonical types differ.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/40980
* sese.c (convert_for_phi_arg): New.
(add_guard_exit_phis): Use convert_for_phi_arg.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
unknown subscript upper bounds.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
Pranav Garg <pranav.garg2107@gmail.com>
* graphite-interchange.c (gather_access_strides): Removed.
(ppl_max_for_le): New.
(build_linearized_memory_access): New.
(memory_stride_in_loop): New.
(pbb_interchange_profitable_p): Reimplemented.
* graphite-ppl.h (ppl_new_id_map): New.
(ppl_interchange): New.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (compute_subscript): Removed.
(compute_array_size_cstr): Removed.
(compute_array_size_poly): Removed.
(compute_array_size): Removed.
(gather_access_strides_poly): Removed.
(gather_access_strides): Empty.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (dependence_polyhedron_1): Replace
pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
(graphite_legal_transform_dr): Same.
(graphite_carried_dependence_level_k): Same.
* graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
Initialize PDR_NB_SUBSCRIPTS.
(print_pdr_access_layout): Replace pdr_nb_subscripts with
PDR_NB_SUBSCRIPTS.
* graphite-poly.h (struct poly_dr): Add nb_subscripts field.
(PDR_NB_SUBSCRIPTS): New.
(pdr_nb_subscripts): Removed.
(pdr_dim): Simplified.
* graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
with PDR_NB_SUBSCRIPTS.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (compute_array_size): Remove use of
PDR_DATA_CONTAINER.
* graphite-poly.c (new_poly_dr): Remove argument data_container.
Do not initialize PDR_DATA_CONTAINER.
(print_pdr): Do not print PDR_DATA_CONTAINER.
* graphite-poly.h (struct poly_dr): Remove data_container field.
(PDR_DATA_CONTAINER): Removed.
* graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
PDR_DATA_CONTAINER.
(build_poly_dr): Same.
2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
Sebastian Pop <sebastian.pop@amd.com>
* graphite-dependences.c (graphite_legal_transform_dr): Work on a
copy of the dependence polyhedron. Free the temporary objects.
(graphite_carried_dependence_level_k): Free unused objects before
returning.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
Early return without analyzing the data dependences if no
transform has been done. Call restore_scattering if the transform
is not legal.
(graphite-interchange.c): Same.
* graphite-poly.c (print_scattering_function): Test for
PBB_TRANSFORMED.
(graphite_read_transforms): Initialize PBB_TRANSFORMED.
(apply_poly_transforms): Do not gcc_assert that
the transform is legal.
(new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
(free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
* graphite-poly.h (struct poly_scattering): New.
(struct poly_bb): Add original, transformed, and saved fields.
Remove transformed_scattering, original_scattering,
nb_local_variables and nb_scattering_transform fields.
(PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
(poly_scattering_new): New.
(poly_scattering_free): New.
(poly_scattering_copy): New.
(store_scattering_pbb): New.
(store_scattering): New.
(restore_scattering_pbb): New.
(restore_scattering): New.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* graphite-poly.c (print_pbb): Add parentheses in the pretty print.
(print_scop): Same.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in (graphite.o): Depends on PREDICT_H.
* graphite.c: Include predict.h.
(graphite_finalize): Call tree_estimate_probability.
* predict.c (predict_loops): Do not call scev_initialize and
scev_finalize.
(tree_estimate_probability_bb): New.
(tree_estimate_probability): Do not initialize loops: move that
code to the driver. Call tree_estimate_probability_bb.
(tree_estimate_probability_driver): New.
(pass_profile): Use tree_estimate_probability_driver.
* predict.h (tree_estimate_probability): Declared.
2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
* graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
* graphite-dependences.c (graphite_legal_transform): Add time to
TV_GRAPHITE_DATA_DEPS.
(dependency_between_pbbs_p): Same.
* timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
2009-08-12 Andrey Belevantsev <abel@ispras.ru>
PR rtl-optimization/41033
* alias.c (nonoverlapping_component_refs_p): Punt when strict
aliasing is disabled.
2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
si_mask_operand, and_load_operand, low_bitmask_operand,
and_reg_operand, and_operand): New predicates.
* config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
* config/mips/mips.c (and_operands_ok): New function.
* config/mips/mips-protos.h (and_operands_ok): Declare it.
* config/mips/mips.md (move_type): Add ext_ins and logical.
(type): Handle them.
(and<mode>3): Use and_reg_operand as the second operand's predicate.
(*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
shift_shift. Remove commutative constraint modifier.
(*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
shift_shift.
(*clear_upper32_dext): Remove define_insn_and_split.
(*clear_upper32): Turn this define_insn_and_split ...
(splitter for ANDing register with 0xffff_ffff): .. into this.
2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (try_widen_shift_mode): Factor out code to check if an
integer constant is a low-order bitmask from here ...
* rtlanal.c (low_bitmask_len): ... to here.
* rtl.h (low_bitmask_len): Declare.
2009-08-11 Uros Bizjak <ubizjak@gmail.com>
PR target/8603
* config/alpha/alpha.md (addsi3): Remove expander.
(addsi3): Rename from *addsi3_internal insn pattern.
(subsi3): Remove expander.
(subsi3): Rename from *subsi3_internal insn pattern.
2009-08-11 Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
FWRITE_UNLOCKED.
2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
Eric Botcazou <botcazou@adacore.com>
Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
that records that fit in 64 bits are returned by immediate value,
as required by OpenVMS Calling Standard.
(function_value): Adjust for above modification.
(alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
virtual_incoming_args_rtx as base object, not next_arg.
* config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
* reload.c (find_reloads_subreg_address): Check the original
req_equiv_mem address to detect the case where an address is
not valid in the outer mode.
2009-08-11 Richard Guenther <rguenther@suse.de>
PR bootstrap/40788
* builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
2009-08-10 Douglas B Rupp <rupp@gnat.com>
* config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
(OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
2009-08-10 Olivier Hainque <hainqueu@adacore.com>
Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (alpha_sa_size): Force procedure type to
PT_STACK when frame_pointer_needed on OpenVMS.
(alpha_pv_save_size, alpha_using_fp): Remove.
(alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
with proper processing for PT_NULL.
(alpha_vms_initial_elimination_offset): New function. Support for
INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
(alpha_sa_size): Force procedure type to PT_STACK when
frame_pointer_needed on OpenVMS.
* config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
(alpha_using_fp): Likewise.
(alpha_vms_can_eliminate): Add prototype.
(alpha_vms_initial_elimination_offset): Likewise.
* config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
2009-08-10 Eric Botcazou <botcazou@adacore.com>
Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (common_object_handler): New function.
(vms_attribute_table): Declare a single attribute "common_object".
(vms_output_aligned_decl_common): New global function.
(SECTION_VMS_OVERLAY): Delete.
(SECTION_VMS_GLOBAL): Likewise.
(SECTION_VMS_INITIALIZE): Likewise.
(vms_asm_named_section): Remove support for above flags.
(vms_section_type_flags): Delete.
(TARGET_SECTION_TYPE_FLAGS): Likewise.
* config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
* config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
(ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
PR target/41015
* longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
(sub_ddmmss): Likewise.
2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
PR bootstrap/41018
* config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
year.
2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
PR target/37053
* reload1.c (reload_as_needed): Use cancel_changes to completely
undo a failed replacement attempt.
2009-08-10 Richard Guenther <rguenther@suse.de>
PR middle-end/41006
* tree-ssa.c (useless_type_conversion_p_1): Fold into ...
(useless_type_conversion_p): ... here. Require pointer targets
to be compatible.
2009-08-10 Dodji Seketeli <dodji@redhat.com>
PR c++/40866
* tree-inline.c (copy_statement_list): The resulting copy shouldn't
loose the original type of the statement list.
2009-08-09 Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c: Include libfuncs.h
(avms_asm_output_extern): New function.
(alpha_init_libfuncs): Init some decc libfuncs.
* config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
* config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
(DO_CRTL_NAMES): Define.
(LIB_SPEC): Remove.
* config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
(LONG_TYPE_SIZE): Define.
(TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
(SUBTARGET_SWITCHES): Define malloc64 switch.
(TARGET_DEFAULT): Default MASK_MALLOC64 set.
(MASK_RETURN_ADDR): Define.
doc/invoke.texi (mmalloc64): Document switch.
2009-08-09 Olivier Hainque <hainque@adacore.com>
Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (struct machine_function): New flag for VMS,
uses_condition_handler.
(alpha_expand_builtin_establish_vms_condition_handler): New expander.
(alpha_expand_builtin_revert_vms_condition_handler): New expander.
(enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
(code_for_builtin): New insn codes for the new alpha_builtins.
(alpha_init_builtins): Register the new functions as BUILT_IN_MD.
(alpha_sa_size): Account for uses_condition_handler.
(alpha_expand_prologue): Likewise.
(alpha_start_function): Likewise.
(alpha_expand_epilogue): Likewise.
* config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
establish/revert expanders.
* config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
* config/alpha/alpha.md (builtin_establish_vms_condition_handler):
New expander, resorting to the alpha.c associated function.
(builtin_revert_vms_condition_handler): Likewise.
* config/alpha/vms-gcc_shell_handler.c: New file. Implements
__gcc_shell_handler, the static VMS condition handler used as
an indirection wrapper to the current dynamically established
handler.
* config/alpha/vms-unwind.h: Complete rewrite.
* config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
* config/alpha/vms.h (MD_UNWIND_SUPPORT):
2009-08-09 Eric Botcazou <botcazou@adacore.com>
Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (alpha_links): Add 'target' field.
(alpha_need_linkage): Handle aliases. Return function symbol.
(alpha_use_linkage): Rename 'linkage' argument to 'func'.
Use ultimate alias target for the linkage name.
* config/alpha/alpha.md (movmemdi): Use the symbol returned
by alpha_need_linkage for the function symbol.
(setmemdi): Likewise.
2009-08-09 Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
* config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
(ASM_WEAKEN_LABEL): Define.
(CRT_CALL_STATIC_FUNCTION): Define.
(STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
(ENDFILE_SPEC): Define.
(INIT_SECTION_ASM_OP): Define.
* config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
* config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
crtend.o crtendS.o.
(MULTILIB_OSDIRNAMES): Define.
(shlib_version): Define.
(SHLIB_EXT): Define.
(SHLIB_OBJS): Define.
(SHLIB_NAME): Define.
(SHLIB_MULTILIB): Define.
(SHLIB_INSTALL): Define.
(SHLIB_SYMVEC): Define.
(SHLIB_SYMVECX2): Define.
(SHLIB_LINK): Define.
2009-08-09 Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (alpha_initialize_trampoline):
Initialize VMS trampoline IAW ABI for bounded procedure calls.
(alpha_start_function): Emit transfer address on nested functions
for VMS trampoline call.
* config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
since no longer used.
* config/alpha/vms-tramp.asm: Remove.
* config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
since now only data initialized at runtime.
2009-08-09 Douglas B Rupp <rupp@gnat.com>
* config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
(LINK_GCC_C_SEQUENCE_SPEC): Define.
(MD_EXEC_PREFIX): Remove, no longer used.
(MD_STARTFILE_PREFIX): Likewise.
(INCLUDE_DEFAULTS): Likewise.
* config/alpha/t-vms:
(vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
2009-08-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41016
* tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
(operand_precision): Remove.
(integral_operand_p): Likewise.
(recognize_single_bit_test): Adjust.
2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
* c-common.c (c_fully_fold_internal): Issue a warning if a binary
operation overflows. Likewise non-cast unary arithmetic.
If one arm of a conditional expression is always taken,
inhibit evaluation warnings for the other arm. Likewise inhibit
evaluation warnings for the second && or || operand if the first
operand is enough to determine the result.
* c-typeck.c (build_conditional_expr): Apply the same inhibition
rules here.
(build_binary_op): Prevent duplicate evaluation warnings.
2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
* tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
and destination have different modes, Use promote_mode to
determine the signedness of the conversion. Assert that the
promoted source mode matches the destination mode. Don't pass
the destination and destination mode to expand_expr if the source
mode is different. Simplify conversion logic.
2009-08-09 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/41008
* tree-vect-loop.c (vect_is_simple_reduction): Get operands
from condition only in case it's a comparison. Adjust checks.
2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
* tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
* tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
* tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
(enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
(dump_cand): Handle them.
(struct iv_cand): New members COST_STEP and AINC_USE.
(stmt_after_increment): Likewise.
(stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
callers changed. Use gimple_uid comparison instead of scanning.
(add_candidate_1): When looking for identical candidates, take
AINC_USE into account. Set it for new candidates.
(force_expr_to_var_cost): Cast target_spill_cost to int.
(get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
All callers changed. Check for availability of autoinc addressing
modes, both in general for a given mode, and in the specific use case.
(get_computation_cost_at): New argument CAN_AUTOINC. All callers
changed.
(get_computation_cost): Likewise.
(autoinc_possible_for_pair, set_autoinc_for_original_candidates,
add_autoinc_candidates): New static functions.
(add_candidate): Call add_autoinc_candidates for candidates based on
a USE_ADDRESS use.
(find_iv_candidates): Call set_autoinc_for_original_candidates.
(determine_use_iv_cost_address): If we have an autoinc candidate at
the matching use, verify autoinc is possible and subtract the cost
of the candidate's step from the cost.
(determine_iv_cost): Record the cost of the increment in the COST_STEP
member of the candidate.
(tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
2009-08-09 Douglas B Rupp <rupp@gnat.com>
* config.build (ia64-hp-*vms*): New target.
(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
with ia64-hp-*vms*.
* config.gcc (ia64-hp-*vms*): New target.
(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
with ia64-hp-*vms*.
* config.host (ia64-hp-*vms*): New target.
(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
with ia64-hp-*vms*.
2009-08-08 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40991
* tree-ssa-pre.c (eliminate): Delay purging EH edges.
2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
* combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
mode check. Do truncations in an integer mode.
(force_to_mode): Handle subregs for all mode types. Only do
arithmetic simplifications on integer modes.
2009-08-07 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40999
* tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
(maybe_fold_reference): Lookup constant initializers.
(fold_gimple_assign): Likewise.
2009-08-07 Richard Guenther <rguenther@suse.de>
* tree-ssa.c (useless_type_conversion_p_1): Only for types
that require structural equality defer to the langhook.
2009-08-07 Martin Jambor <mjambor@suse.cz>
* ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
comments.
(struct ipa_pass_through_data): New type.
(struct ipa_ancestor_jf_data): New type.
(union jump_func_value): Removed field formal_id, added fields
pass_through and ancestor.
(struct ipa_param_call_note): Changed type of formal_id to int from
unsigned.
* ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
operations jump functions and ancestor jump functions.
(compute_complex_pass_through): New function.
(compute_scalar_jump_functions): Call compute_complex_pass_through,
reflect changes in the jump function strucutre.
(update_jump_functions_after_inlining): Ignore complex pass-through
and ancestor jump functions.
* ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
polynomial pass-through with operation jump functions.
2009-08-07 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (output_fde): When doing hot/cold partitioning, use
fde->dw_fde_begin as begin label instead of hot/cold label.
Use LLSDAC label instead of LLSDA for second section lsda.
(dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
label instead of LLSDA if it is true.
(dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
callers.
* except.c (add_call_site, dw2_size_of_call_site_table): Add
SECTION argument. Use it as index into crtl->eh.call_site_record
array.
(dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
use it to determine how to print table entries instead of using
#ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
label instead of normal begin label as base.
(sjlj_assign_call_site_values): Adjust add_call_site caller.
(convert_to_eh_region_ranges): When doing hot/cold partitioning,
ensure no EH range spans between sections and that landing pads
are always in the corresponding section.
(sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
for crtl->eh.call_site_record being an array rather than scalar.
(output_one_function_exception_table): New function, copied
from output_function_exception_table. Adjust
dw2_size_of_call_site_table, dw2_output_call_site_table
callers. For SECOND section use *C suffixed labels.
(output_function_exception_table): Call
output_one_function_exception_table and, when doing hot/cold
partitioning, also another time for the second section.
* opts.c: Include except.h.
(decode_options): Allow -freorder-blocks-and-partition with
exceptions, unless SJLJ or TARGET_UNWIND_INFO.
* Makefile.in (opts.o): Depend on $(EXCEPT_H).
* function.h (struct rtl_eh): Change call_site_record from
scalar into array of 2 elements.
2009-08-07 Martin Jambor <mjambor@suse.cz>
* ipa-prop.c (count_formal_params_1): New function.
(ipa_get_vector_of_formal_parms): New function.
(get_vector_of_formal_parm_types): New function.
(ipa_modify_formal_parameters): New function.
(ipa_modify_call_arguments): New function.
(index_in_adjustments_multiple_times_p): New function.
(ipa_combine_adjustments): New function.
(ipa_dump_param_adjustments): New function.
* ipa-prop.h (struct ipa_parm_adjustment): New type.
(ipa_get_vector_of_formal_parms): Declare.
(ipa_modify_formal_parameters): Declare.
(ipa_modify_call_arguments): Declare.
(ipa_combine_adjustments): Declare.
(ipa_dump_param_adjustments): Declare.
(build_ref_for_offset): Declare.
* Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
* tree-sra.c: Include ipa-prop.c.
(build_ref_for_offset): Make public.
2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
* value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
* gcc/doc/extend.texi (__builtin_extract_return_address)
(__builtin_frob_return_address): Document.
2009-08-06 Paul Brook <paul@codesourcery.com>
* config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
(udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
implementation on ARMv6-M.
2009-08-06 Richard Earnshaw <rearnsha@arm.com>
* doc/extend.texi (pcs): Document new attribute for ARM.
2009-08-06 Richard Earnshaw <rearnsha@arm.com>
* arm.c (pcs_attribute_args): Comment out unsupported attribute
variants.
2009-08-06 Richard Earnshaw <rearnsha@arm.com>
* arm.c (arm_handle_pcs_attribute): Pass the entire name object to
warning ().
2009-08-06 Richard Earnshaw <rearnsha@arm.com>
* arm.c (arm_handle_pcs_attribute): Use %qE in warning.
2009-08-06 Richard Earnshaw <rearnsha@arm.com>
Merge ARM/hard_vfp_branch to trunk.
2009-08-04 Richard Earnshaw <rearnsha@arm.com>
* arm.c (libcall_eq): New function.
(libcall_hash): New function.
(add_libcall): New function.
(arm_libcall_uses_aapcs_base): New function.
(arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
libcalls using the base PCS.
(arm_init_cumulative_args): Likewise.
2009-07-20 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
Use base ABI for conversion libfuncs between HFmode and SFmode.
2009-05-12 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
V4SImode as representatives of all 64-bit and 128-bit vector
types. Allow vector types without vector modes.
(aapcs_vfp_is_call_or_return_candidate): Handle vector types
without vector modes like BLKmode.
(aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
BLKmode. Avoid unsupported vector modes or TImode moves for
non-TARGET_NEON.
(aapcs_vfp_allocate_return_reg): Likewise.
(arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
V8QImode if TARGET_NEON || TARGET_IWMMXT.
2009-05-12 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (arm_handle_pcs_attribute): New.
(arm_get_pcs_model): Pass attribute arguments to
arm_pcs_from_attribute.
(arm_init_cumulative_args): Use base AAPCS for conversions from
floating-point types to DImode.
(arm_attribute_table): Add pcs attribute.
(arm_handle_pcs_attribute): New.
* config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
conversions from floating-point types to DImode, also declare them
to use base AAPCS and declare functions they call to use base
AAPCS and their RTABI names.
2009-05-12 Joseph Myers <joseph@codesourcery.com>
* doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
-mfloat-abi=hard not being supported for VFP.
2009-05-11 Kazu Hirata <kazu@codesourcery.com>
* config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
SYMBOL_REF to hard_libcall_value.
2009-03-05 Joseph Myers <joseph@codesourcery.com>
Richard Earnshaw <rearnsha@arm.com>
* config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
has been put on the stack, all remaining co-processory arguments for
that co-processor also go on the stack.
2009-03-05 Joseph Myers <joseph@codesourcery.com>
* config/arm/arm.c (arm_return_in_memory): Handle returning
vectors of suitable size in registers also for AAPCS case.
2009-01-13 Richard Earnshaw <rearnsha@arm.com>
* doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
2008-12-09 Richard Earnshaw <rearnsha@arm.com>
ARM Hard-VFP calling convention
* target-def.h (TARGET_LIBCALL_VALUE): New hook.
* target.h (gcc_target): Add libcall_value to table of call hooks.
* targhooks.h (default_libcall_value): Default implementation.
* targhooks.c (default_libcall_value): Likewise.
* doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
* optabs.c (expand_unop): Use it.
* expr.h (hard_libcall_value): Pass the function RTX through.
* calls.c (emit_library_call_value_1): Update call to
hard_libcall_value.
* explow.c (hard_libcall_value): Use new target hook.
* config/arm/arm.c: Include cgraph.h
(TARGET_FUNCTION_VALUE): Override default hook.
(arm_pcs_default): New variable.
(arm_override_options): Don't fault hard calling convention with VFP.
Add support for AAPCS variants.
(arm_function_value): Make static. Handle AAPCS variants.
(arm_libcall_value): New function.
(arm_apply_result_size): Handle VFP registers in results.
(arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
conventions.
(pcs_attribute_args): New variable.
(arm_pcs_from_attribute): New function.
(arm_get_pcs_model): New function.
(aapcs_vfp_cum_init): New function.
(aapcs_vfp_sub_candidate): New function.
(aapcs_vfp_is_return_candidate): New function.
(aapcs_vfp_is_call_candidate): New function.
(aapcs_vfp_allocate): New function.
(aapcs_vfp_allocate_return_reg): New function.
(aapcs_vfp_advance): New function.
(aapcs_cp_arg_layout): New variable.
(aapcs_select_call_coproc): New function.
(aapcs_select_return_coproc): New function.
(aapcs_allocate_return_reg): New function.
(aapcs_libcall_value): New function.
(aapcs_layout_arg): New function.
(arm_init_cumulative_args): Initialize AAPCS args data.
(arm_function_arg): Handle AAPCS variants using new interface.
(arm_arg_partial_bytes): Likewise.
(arm_function_arg_advance): New function.
(arm_function_ok_for_sibcall): Ensure that sibling calls agree on
calling conventions.
(arm_setup_incoming_varargs): Handle new AAPCS args data.
* arm.h (NUM_VFP_ARG_REGS): Define.
(LIBCALL_VALUE): Update.
(FUNCTION_VALUE): Delete.
(FUNCTION_VALUE_REGNO_P): Add VFP regs.
(arm_pcs): New enum.
(CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
(FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
(FUNCTION_ARG_REGNO_P): Add VFP regs.
* arm-protos.h (arm_function_arg_advance): Add.
(aapcs_libcall_value): Add.
(arm_function_value): Delete.
2009-08-06 Uros Bizjak <ubizjak@gmail.com>
H.J. Lu <hongjiu.lu@intel.com>
PR target/40957
* config/i386/i386.c (standard_sse_mode_p): Remove.
(standard_sse_constant_p): Return 2 for integer mode
vector_all_ones_operand when SSE2 is enabled.
(standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
(ix86_expand_vector_move): Do not check for negative values from
standard_sse_constant_p.
2009-08-06 Richard Guenther <rguenther@suse.de>
* tree-ssa.c (useless_type_conversion_p_1): Make function and
array type comparisons frontend independent.
* Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
out array reference lower bound and element size operands.
(ao_ref_init_from_vn_reference): Properly compute the offset
for ARRAY_RANGE_REF.
(vn_reference_fold_indirect): Fill out array reference lower
bound and element size operands.
* tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
a non gimple valued reference operand which can happen for
array reference lower bound or element size.
(create_component_ref_by_pieces_1): Properly generate the
element size operand for array references.
2009-08-06 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40964
* tree.c (iterative_hash_host_wide_int): Export.
* tree.h (iterative_hash_host_wide_int): Declare.
* tree-ssa-structalias.c (heapvar_map): New struct.
(heapvar_map_eq): New function.
(heapvar_map_hash): Likewise.
(heapvar_lookup): Adjust.
(heapvar_insert): Likewise.
(make_constraint_from_heapvar): Allow multiple heap variables
per decl at different offsets.
(init_alias_heapvars): Adjust.
2009-08-04 David Daney <ddaney@caviumnetworks.com>
* config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
* mips_output_sync_loop (mips_output_sync_loop): Only emit
trailing sync if TARGET_SYNC_AFTER_SC.
2009-08-05 David Daney <ddaney@caviumnetworks.com>
* gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
sync_new_nand<mode>, sync_lock_test_and_set<mode>,
test_and_set_12): Rewrite calls to mips_output_sync_loop.
* gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
the prototype declaration match the definition.
* gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
instructions explicitly. Add barrier_before and operands
parameters.
* gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
2009-08-05 Andrew Pinski <pinskia@gmail.com>
* tree-ssa-alias.c: Fix intervals to use [) syntax.
2009-08-05 Uros Bizjak <ubizjak@gmail.com>
Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
PR target/40906
* config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
source operand.
2009-08-05 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/40924
* dse.c (canon_address): Before calling cselib_expand_value_rtx
make sure canon_rtx (mem_address) isn't simpler than
canon_rtx (expanded_mem_address).
2009-08-05 Li Feng <nemokingdom@gmail.com>
* graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
for each poly_bb_p.
(build_scop_drs): Build alias set for each SCoP.
2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
* doc/invoke.texi (MIPS Options): Document new 1004K -march options.
* config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
* config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
(MIPS_ARCH_FLOAT_SPEC): Likewise.
(BASE_DRIVER_SELF_SPECS): Likewise.
2009-08-04 Andrew Pinski <pinskia@gmail.com>
* tree-ssa-alias.c: Fix some comment typos.
2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
2009-08-03 Janis Johnson <janis187@us.ibm.com>
PR c/39902
* simplify-rtx.c (simplify_binary_operation_1): Disable
simplifications for decimal float operations.
2009-08-03 Jakub Jelinek <jakub@redhat.com>
PR middle-end/40943
* tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
operand of INDIRECT_REF.
2009-08-03 Uros Bizjak <ubizjak@gmail.com>
* config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
constants referencing TLS symbols.
2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
* config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
__sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
2009-08-03 Richard Guenther <rguenther@suse.de>
* tree.c (make_vector_type): Build a main variant first,
get the canonical one and then build the variant.
* tree-ssa.c (useless_type_conversion_p_1): Handle
fixed-point types.
(useless_type_conversion_p): Conversions to pointers to
incomplete record types are useless.
2009-08-03 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (pass_warn_unused_result): Mark name that no dump
file will be created.
* omp-low.c (pass_diagnose_omp_blocks): Likewise.
* toplev.c (compile_file): Adjust comment.
2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh-protos.h (sh_promote_function_mode): Remove.
* config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS): Remove.
(sh_promote_function_mode): Fix typo.
2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
* explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
declaration arguments.
2009-08-02 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
(ix86_split_ashl): Ditto.
(ix86_expand_vector_init_one_nonzero): Ditto.
(ix86_expand_vector_set): Ditto.
(ix86_expand_reduc_v4sf): Ditto.
2009-08-02 Paolo Bonzini <bonzini@gnu.org>
* explow.c (promote_function_mode): Remove assert.
* config/sh/sh.c (sh_promote_function_mode): Declare.
2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* config/pa/pa.c (pa_promote_function_mode): Declare.
Change to static. Fix promote_mode call.
* gthr-dce.h (CONST_CAST2): Define if not defined.
(__gthread_setspecific): Use CONST_CAST2 to fix warning.
* config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
2009-08-01 Paolo Bonzini <bonzini@gnu.org>
* expr.c (store_constructor): Use promote_decl_mode. Remove
now write-only variable unsignedp.
(expand_expr_real_1): Use promote_decl_mode.
* expr.h (promote_function_mode, promote_decl_mode): New.
(promote_mode): Remove last argument.
* function.c (assign_temp): Drop last argument of promote_mode.
(assign_parm_find_data_types): Use promote_function_mode.
(assign_parm_setup_reg): Likewise.
(expand_function_end): Use promote_function_mode.
* calls.c (initialize_argument_information): Use promote_function_mode.
(precompute_arguments): Use promote_mode instead of checking if
only PROMOTE_FUNCTION_MODE is defined.
(expand_call): When making sibcall decisions, use promote_function_mode.
Below, remove an if for targetm.calls.promote_function_return and
and use promote_function_mode.
(emit_library_call_value_1): Use promote_function_mode, fix bug
where promote_mode was passed FOR_CALL == 0 for a return value in an
assertion.
* cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
* explow.c (promote_function_mode, promote_decl_mode): New.
(promote_mode): Keep only the FOR_CALL == 0 case.
* combine.c (setup_incoming_promotion): Remove test of
promote_function_args. Use promote_function_mode.
* stmt.c (expand_value_return): Use promote_decl_mode.
(expand_decl): Use promote_decl_mode.
* expr.c (store_constructor): Use promote_decl_mode. Remove
now write-only variable unsignedp.
(expand_expr_real_1): Use promote_decl_mode.
* expr.h (promote_function_mode, promote_decl_mode): New.
(promote_mode): Remove last argument.
* function.c (assign_temp): Drop last argument of promote_mode.
(assign_parm_find_data_types): Use promote_function_mode.
(assign_parm_setup_reg): Likewise.
(expand_function_end): Use promote_function_mode.
* calls.c (initialize_argument_information): Use promote_function_mode.
(precompute_arguments): Use promote_mode instead of checking if
only PROMOTE_FUNCTION_MODE is defined.
(expand_call): When making sibcall decisions, use promote_function_mode.
Below, remove an if for targetm.calls.promote_function_return and
and use promote_function_mode.
(emit_library_call_value_1): Use promote_function_mode, fix bug
where promote_mode was passed FOR_CALL == 0 for a return value in an
assertion.
* cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
* explow.c (promote_function_mode, promote_decl_mode): New.
(promote_mode): Keep only the FOR_CALL == 0 case.
* combine.c (setup_incoming_promotion): Remove test of
promote_function_args. Use promote_function_mode.
* stmt.c (expand_value_return): Use promote_decl_mode.
(expand_decl): Use promote_decl_mode.
* explow.c (promote_function_mode): Just call the target hook.
* targhooks.c (default_promote_function_mode,
default_promote_function_mode_always_promote): New.
* targhooks.h (default_promote_function_mode,
default_promote_function_mode_always_promote): Declare.
* target.h (promote_function_args, promote_function_return): Remove.
(promote_function_mode): New.
* target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN): Remove.
(TARGET_PROMOTE_FUNCTION_MODE): New.
(TARGET_CALLS): Adjust.
* system.h (TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
* config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
* config/s390/s390.c (s390_promote_function_mode): ... here,
with pointer handling.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
* config/sparc/sparc.c (sparc_promote_function_mode): ... here,
with pointer handling.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/sh/sh-protos.h (sh_promote_function_mode): New.
* config/sh/sh.c (sh_promote_function_mode): New.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
* config/cris/cris.c (cris_promote_function_mode): ... here.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS): Remove.
* config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
* config/mmix/mmix.c (mmix_promote_function_mode): ... here.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS): Remove.
* config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
* config/arm/arm.c (arm_promote_function_mode): ... here, without
complex type handling.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/pa/pa.c (pa_promote_function_mode): New.
(TARGET_PROMOTE_FUNCTION_MODE): Define.
(TARGET_PROMOTE_FUNCTION_RETURN): Remove.
* config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN): Remove.
(TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
* config/xtensa/xtensa.c: Likewise.
* config/stormy16/stormy16.c: Likewise.
* config/iq2000/iq2000.c: Likewise.
* config/rs6000/rs6000.c: Likewise.
* config/picochip/picochip.c: Likewise.
* config/arc/arc.c: Likewise.
* config/mcore/mcore.c: Likewise.
* config/score/score.c: Likewise.
* config/mips/mips.c: Likewise.
* config/bfin/bfin.c: Likewise.
* config/ia64/ia64.c: Likewise (disabled though).
* config/frv/frv.h: Remove pointless remark.
* doc/tm.texi (PROMOTE_FUNCTION_MODE,
TARGET_PROMOTE_FUNCTION_ARGS,
TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
(TARGET_PROMOTE_FUNCTION_MODE): ... this.
2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (-fgraphite-force-parallel): Renamed
-floop-parallelize-all.
* toplev.c (process_options): Rename flag_graphite_force_parallel to
flag_loop_parallelize_all.
* tree-ssa-loop.c (gate_graphite_transforms): Same.
* graphite.c (graphite_transform_loops): Same.
* common.opt: Same.
* graphite-poly.c (apply_poly_transforms): Same.
2009-07-31 Richard Earnshaw <rearnsha@arm.com>
PR tree-optimization/40914
* ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
if set, then check the delta field of the PMF record.
(ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
(ipa_analyze_call_uses): Handle machines where the vbit for a PMF
call is stored in the delta.
2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (*clear_upper32_dext): New pattern.
2009-07-31 Uros Bizjak <ubizjak@gmail.com>
* config/i386/bsd.h (ASM_BYTE): New define.
* config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
* config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
.byte. Use fputs or putc instead of fprintf where appropriate.
* config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
fputs or putc instead of fprintf where appropriate.
* config/i386/i386elf.h: Ditto.
* config/i386/sysv4.h: Ditto.
* config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
* config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
(*tls_global_dynamic_64): Ditto.
2009-07-31 Christian Bruel <christian.bruel@st.com>
* gcc/config.gcc (sh*-*-elf): test with_libgloss.
2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (arm_arm_address_cost): Fix typo.
Remove dead code for MINUS.
2009-07-31 Anthony Green <green@moxielogic.com>
* config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
$r12 in prologue.
(moxie_expand_epilogue): Ditto for epilogue.
(moxie_setup_incoming_varargs): ABI change. Use 5 registers for
incoming arguments.
(moxie_function_arg): Ditto.
(moxie_pass_by_reference): Ditto.
(moxie_arg_partial_bytes): Ditto.
* config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
(FUNCTION_ARG_ADVANCE) Ditto.
(REG_PARM_STACK_SPACE) Ditto.
(FUNCTION_ARG_REGNO_P) Dito.
* config.gcc: Add moxie linux config support.
* gcc/config/moxie/uclinux.h: New file.
2009-07-31 DJ Delorie <dj@redhat.com>
* config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
(UNSPECV_SP_SWITCH_E): New.
(sp_switch_1): Change to an unspec.
(sp_switch_2): Change to an unspec. Don't use post-inc when we
replace $r15.
* config/sh/sh.c (sh_expand_prologue): Use the constant pool to
reference the new stack's address
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
graphite-clast-to-gimple.o, graphite-dependences.o,
graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
(graphite-blocking.o,
graphite-clast-to-gimple.o, graphite-dependences.o,
graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
* cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
* cfgloop.h (struct loop): Add can_be_parallel field.
* common.opt (fgraphite-identity): Moved up.
(fgraphite-force-parallel): New flag.
* graphite.c: Rewrite.
* graphite.h: Rewrite.
* passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
after Graphite.
* toplev.c (graphite_out_file): New file descriptor.
(graphite_in_file): New.
(process_options): flag_graphite_force_parallel cannot be used without
Graphite.
* tree-ssa-loop.c: Include toplev.h.
(gate_graphite_transforms): Enable flag_graphite for
flag_graphite_force_parallel.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* ChangeLog.graphite: New.
* graphite-blocking.c: New.
* graphite-clast-to-gimple.c: New.
* graphite-clast-to-gimple.h: New.
* graphite-dependences.c: New.
* graphite-dependences.h: New.
* graphite-interchange.c: New.
* graphite-poly.c: New.
* graphite-poly.h: New.
* graphite-ppl.c: New.
* graphite-ppl.h: New.
* graphite-scop-detection.c: New.
* graphite-scop-detection.h: New.
* graphite-sese-to-poly.c: New.
* graphite-sese-to-poly.h: New.
* sese.c: New.
* sese.h: New.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* tree-chrec.c (evolution_function_right_is_integer_cst): New.
* tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
(scev_is_linear_expression): Return false if the evolution is not
affine multivariate.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c (graphite_find_data_references_in_stmt): New.
* tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c (debug_data_references): New.
(debug_data_reference): New.
* tree-data-ref.h (debug_data_references): Declared.
(debug_data_reference): Declared.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* tree-data-ref.c (stmt_simple_memref_p: Removed.
* tree-data-ref.h (scop_p): Removed.
(struct data_reference): Remove field scop.
(DR_SCOP): Removed.
(stmt_simple_memref_p): Removed.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
* cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
basic block empty.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (-fgraphite-force-parallel): Documented.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* doc/invoke.texi (-fgraphite-identity): Documented.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c: Fix comment.
(instantiate_scev_1): Return unknow from scev instantiation if the
result is not above instantiate_below.
2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
* tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
static anymore. Instantiate the symbols that may have been introduced
by chrec_apply.
* tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
Declared.
2009-07-30 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (mep_asm_init_sections): Add section flags and
.vliw directive to VLIW sections.
2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
New variables.
($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
(AUTOHEADER): New variable.
($(srcdir)/cstamp-h.in): Use it.
2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
Pat Haugen <pthaugen@us.ibm.com>
Revital Eres <ERES@il.ibm.com>
* config/rs6000/vector.md (VEC_F): Add VSX support.
(VEC_A): Ditto.
(VEC_N): Ditto.
(mov<mode>): Ditto.
(vector_load_<mode>): Ditto.
(vector_store_<mode>): Ditto.
(vector GPR move split): Ditto.
(vec_reload_and_plus_<mptrsize>): Ditto.
(vec_reload_and_reg_<mptrsize>): Ditto.
(add<mode>3): Ditto.
(sub<mode>3): Ditto.
(mul<mode>3): Ditto.
(neg<mode>2): Ditto.
(abs<mode>2): Ditto.
(smin<mode>3): Ditto.
(smax<mode>3): Ditto.
(vector_eq<mode>): Ditto.
(vector_gt<mode>): Ditto.
(vector_ge<mode>): Ditto.
(vector_gtu<mode>): Ditto.
(vector_select_<mode>_uns): Ditto.
(vector_eq_<mode>_p): Ditto.
(vector_gt_<mode>_p): Ditto.
(vector_ge_<mode>_p): Ditto.
(vector_gtu_<mode>_p): Ditto.
(cr6_test_for_zero): Ditto.
(cr6_test_for_zero_reverse): Ditto.
(cr6_test_for_lt): Ditto.
(cr6_test_for_lt_reverse): Ditto.
(xor<mode>3): Ditto.
(ior<mode>3): Ditto.
(and<mode>3): Ditto.
(one_cmpl<mode>2): Ditto.
(nor<mode>2): Ditto.
(andc<mode>2): Ditto.
(float<VEC_int<mode>2): Ditto.
(unsigned_float<VEC_int><mode>2): Ditto.
(fix_trunc<mode><VEC_int>2): Ditto.
(fixuns_trunc<mode><VEC_int>2): Ditto.
(vec_init<mode>):
(vec_set<mode>): Ditto.
(vec_extract<mode>): Ditto.
(vec_interleave_highv4sf): Ditto.
(vec_interleave_lowv4sf): Ditto.
(vec_realign_load_<mode>): Ditto.
(vec_shl_<mode>): Ditto.
(vec_shr_<mode>): Ditto.
(div<mode>3): New patterns for VSX.
(vec_interleave_highv2df): Ditto.
(vec_interleave_lowv2df): Ditto.
(vec_pack_trunc_v2df): Ditto.
(vec_pack_sfix_trunc_v2df): Ditto.
(vec_pack_ufix_trunc_v2df): Ditto.
(vec_unpacks_hi_v4sf): Ditto.
(vec_unpacks_lo_v4sf): Ditto.
(vec_unpacks_float_hi_v4si): Ditto.
(vec_unpacks_float_lo_v4si): Ditto.
(vec_unpacku_float_hi_v4si): Ditto.
(vec_unpacku_float_lo_v4si): Ditto.
(movmisalign<mode>): Ditto.
(vector_ceil<mode>2): New patterns for vectorizing math library.
(vector_floor<mode>2): Ditto.
(vector_btrunc<mode>2): Ditto.
(vector_copysign<mode>3): Ditto.
* config/rs6000/predicates.md (easy_vector_constant_msb): New
predicate for setting the high bit in each word, used for copysign.
* config/rs6000/ppc-asm.h (f19): Whitespace.
(f32-f63): Define if VSX.
(v0-v31): Define if Altivec.
(vs0-vs63): Define if VSX.
* config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
* config/rs6000/power7.md: New file, provide tuning parameters for
-mcpu=power7.
* config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
(rs6000_cpu_cpp_builtins): Ditto.
(altivec_overloaded_builtins): Ditto.
(altivec_resolve_overloaded_builtin): Ditto.
* config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
debug switch to disable vectorizing simple math builtin
functions.
* config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
Vectorize simple math builtin functions.
(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
hook to vectorize math builtins.
(rs6000_override_options): Enable -mvsx on -mcpu=power7.
(rs6000_builtin_conversion): Add VSX/power7 support.
(rs6000_builtin_vec_perm): Ditto.
(vsplits_constant): Add support for loading up a vector constant
with just the high bit set in each part.
(rs6000_expand_vector_init): Add VSX/power7 support.
(rs6000_expand_vector_set): Ditto.
(rs6000_expand_vector_extract): Ditto.
(rs6000_emit_move): Ditto.
(bdesc_3arg): Ditto.
(bdesc_2arg): Ditto.
(bdesc_1arg): Ditto.
(rs6000_expand_ternop_builtin): Ditto.
(altivec_expand_builtin): Ditto.
(rs6000_expand_unop_builtin): Ditto.
(rs6000_init_builtins): Ditto.
(altivec_init_builtins): Ditto.
(builtin_function_type): Ditto.
(rs6000_common_init_builtins): Ditto.
(rs6000_handle_altivec_attribute); Ditto.
(rs6000_mangle_type): Ditto.
(rs6000_vector_mode_supported_p): Ditto.
(rs6000_mode_dependent_address): Altivec addresses with AND -16
are mode dependent.
* config/rs6000/vsx.md: New file for VSX support.
* config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
identifing values with just the most significant bit set.
(enum rs6000_builtins): Add builtins for VSX. Add simple math
vectorized builtins.
* config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
(UNSPEC_VRFIM): Delete.
(splitter for loading up vector with most significant bit): New
splitter for vectorizing copysign.
(altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
vectorizing simple math functions.
(altivec_vrfip): Add support for vectorizing simple math functions.
(altivec_vrfim): Ditto.
(altivec_copysign_v4sf3): New insn for Altivec copysign support.
* config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
(power7.md, vsx.md): Include for power7 support.
(copysigndf3): Use VSX instructions if -mvsx.
(negdf2_fpr): Ditto.
(absdf2_fpr): Ditto.
(nabsdf2_fpr): Ditto.
(adddf3_fpr): Ditto.
(subdf3_fpr): Ditto.
(muldf3_fpr): Ditto.
(divdf3_fpr): Ditto.
(fix_truncdfdi2_fpr): Ditto.
(cmpdf_internal1): Ditto.
(fred, fred_fpr): Convert into expander/insn to add VSX support.
(btruncdf2, btruncdf2_fpr): Ditto.
(ceildf2, ceildf2_fpr): Ditto.
(floordf2, floordf2_fpr): Ditto.
(floatdidf2, floatdidf2_fpr): Ditto.
(fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
(fmsubdf4_fpr): Ditto.
(fnmadddf4_fpr_1): Ditto.
(fnmadddf4_fpr_2): Ditto.
(fnmsubdf4_fpr_1): Ditto.
(fnmsubdf4_fpr_2): Ditto.
(fixuns_truncdfdi2): Add expander for VSX support.
(fix_truncdfdi2): Ditto.
(fix_truncdfsi2): Ditto.
(ftruncdf2): Ditto.
(btruncsf2): Whitespace.
(movdf_hardfloat32): Add support for VSX registers.
(movdf_softfloat32): Ditto.
(movdf_hardfloat64): Ditto.
(movdf_hardfloat64_mfpgpr): Ditto.
(movdf_softfloat64): Ditto.
(movti splitters): Add check for vector registers supporting
TImode in the future.
(bpermd): Add power7 bpermd instruction.
* config/rs6000/altivec.h (vec_div): Define if VSX.
(vec_mul): Ditto.
(vec_msub): Ditto.
(vec_nmadd): Ditto.
(vec_nearbyint): Ditto.
(vec_rint): Ditto.
(vec_sqrt): Ditto.
(all predicates): Use the generic builtin function, and not the V4SF
specific function so that the predicates will work with VSX's V2DF.
(vec_all_*): Ditto.
(vec_any_*): Ditto.
* doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
Document new VSX functions and types.
* doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
switches.
* doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
"wa", and "j" constraints. Modify "v" to talk about Altivec
instead of just vector.
2009-07-30 Andrew MacLeod <amacleod@redhat.com>
PR debug/26475
* tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
location for phi arguments.
(rewrite_update_phi_arguments): Find locations for reaching defs.
* tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
Add location to add_phi_arg calls.
* tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
* tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
* tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
* tree.h (struct phi_arg_d): Add location_t to PHI arguments.
* tree-phinodes.c (make_phi_node): Initialize location.
(resize_phi_node): Initialize location to UNKNOWN_LOCATION.
(add_phi_arg): Add location parameter.
(remove_phi_arg_num): Move location when moving phi argument.
* omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
location.
* tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
slpeel_update_phi_nodes_for_guard1,
slpeel_update_phi_nodes_for_guard2,
slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
vect_loop_versioning): Set locations.
* tree-parloops.c (create_phi_for_local_result,
transform_to_exit_first_loop, create_parallel_loop): Add locations.
* gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
* tree-vect-loop.c (get_initial_def_for_induction,
vect_create_epilog_for_reduction, vect_finalize_reduction): Add
locations.
* tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
(gimple_phi_arg_location_from_edge): New. Return locus from an edge.
(gimple_phi_arg_set_location): New. Set locus.
(gimple_phi_arg_has_location): New. Check for locus.
(redirect_edge_var_map_location): New. Return locus from var_map.
* tree-vect-data-refs.c (vect_setup_realignment): Set location.
* tree-ssa-phiopt.c (conditional_replacement): Set locus when
combining PHI arguments.
(cond_store_replacement): Set location.
* cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
* grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
scop_add_exit_phis_edge): Add locations.
* tree-cfgcleanup.c (remove_forwarder_block,
remove_forwarder_block_with_phi): Add locations.
* tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
* tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
locations.
* tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
* tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
flush_pending_stmts): Add source location.
* lambda-code.c (perfect_nestify): Maintain location stack with argument
stack to preserve locations.
* tree-vect-stmts.c (vectorizable_load): Add location.
* tree-inline.c (copy_phis_for_bb): Copy locus.
(setup_one_parameter): Add call locus to inlined parameter stmts.
(initialize_inlined_parameters): Pass in call location as parameter
assignment locus.
(tree_function_versioning): Pass location to setup_one_parameter.
* tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
* tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
copy and edge lists.
(insert_partition_copy_on_edge, insert_value_copy_on_edge,
insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
locus parameter and override the stmt default if provided.
(new_elim_graph, clear_elim_graph, delete_elim_graph,
elim_graph_add_edge, elim_graph_remove_succ_edge,
FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
eliminate_phi): Add locus info in elimination graph for each edge and
value copy.
(insert_backedge_copies): Copy locus if present.
* tree-flow.h (struct _edge_var_map): Add locus field.
* tree-switch_conversions.c (fix_phi_nodes): Add locations.
* tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
locations.
* ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
2009-07-30 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40570
* ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
use inlining loops.
2009-07-30 Razya Ladelsky <razya@il.ibm.com>
* ssa-loop-manip.c: Include langhooks.h.
(rewrite_phi_with_iv): New.
(rewrite_all_phi_nodes_with_iv): New.
(canonicalize_loop_ivs): Move here from tree-parloops.c.
Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
* tree-parloops.c (loop_parallel_p): Move out all conditions
except dependency check.
(canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
(gen_parallel_loop): Call canonicalize_loop_ivs without
reduction_list argument.
(build_new_reduction): New.
(gather_scalar_reductions): New.
(try_get_loop_niter): New.
(try_create_reduction_list): New.
(parallleize_loops): Change the parallel conditions check.
* tree-flow.h (canonicalize_loop_ivs): Remove one argument.
* Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
* opt-functions.awk (opt_args): Allow argument to be enclosed in
curly braces.
* doc/options.texi (Option properties): Mention new quoting syntax.
2009-07-29 Douglas B Rupp <rupp@gnat.com>
* config/alpha/alpha.c (alpha_start_function):
Handle VMS_DEBUG_MAIN_POINTER
* config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
* doc/invoke.texi: Document -mdebug-main switch.
2009-07-29 Richard Henderson <rth@redhat.com>
* cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
(cgraph_create_edge_including_clones): Likewise.
* tree-inline.c (copy_bb): Operate on the correct edges
when updating the callgraph.
2009-07-29 Douglas B Rupp <rupp@gnat.com>
* config/alpha/vms-cc.c: Deleted.
* config/alpha/vms-ld.c: Deleted.
* config/alpha/t-vms64: Moved to config/vms
* config/alpha/vms-crt0-64.c: Moved to config/vms
* config/alpha/vms-crt0.c: Moved to config/vms
* config/alpha/vms-psxcrt0-64.c: Moved to config/vms
* config/alpha/vms-psxcrt0.c: Moved to config/vms
* config/alpha/xm-vms.h: Moved to config/vms
* config/alpha/x-vms: Moved to config/vms
* config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
config/vms/t-vms.
* config/vms/t-vms: Moved here from config/alpha. Alpha specific
parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
(version): Set.
* config/vms/t-vms64: Moved here from config/alpha
* config/vms/vms-crt0-64.c: Moved here from config/alpha.
(argc,argv,envp): Enforce 32bit malloc'ing.
* config/vms/vms-psxcrt0-64.c: Likewise.
* config/vms/vms-crt0.c: Moved here from config/alpha.
* config/vms/vms-psxcrt0.c: Likewise.
* config/vms/vms-crtl-64.h: New file.
* config/vms/vms-crtl.h: New file.
* config/vms/vms.opt: New file.
* config/vms/xm-vms64.h: New file.
* config/vms/xm-vms.h: Moved here from config/alpha.
(STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
Set.
* config/vms/x-vms: Moved here from config/alpha.
(version, VMS_EXTRA_PARTS): Moved to t-vms.
(vms-ld.o, vms-cc.o): Removed.
(LN, LN_S, USE_COLLECT2, POD2MAN): Set.
2009-07-29 Douglas B Rupp <rupp@gnat.com>
* dwarf2out.c (add_name_and_src_coords_attributes): Push on the
correct stack (obvious VMS fix).
2009-07-29 Douglas B Rupp <rupp@gnat.com>
* dwarf2out.c (output_file_names): Output VMS style file name, size,
date, version info if VMS_DEBUGGING_INFO defined.
* vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
size, date calculating code moved here.
2009-07-29 Paul Brook <paul@codesourcery.com>
* config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
do_push/do_pop.
2009-07-29 Uros Bizjak <ubizjak@gmail.com>
PR target/40577
* config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
to DImode when generating insq_le insn.
2009-07-28 Douglas B Rupp <rupp@gnat.com>
* dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
New macro set for VMS_DEBUGGGING_INFO.
(AT_string_form): Use it.
2009-07-28 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (vtext_section): New.
(vftext_section): New.
(ftext_section): New.
(mep_select_section): Add support for functions.
(mep_unique_section): Likewise.
(mep_asm_init_sections): Likewise.
(mep_encode_section_info): Remove it from here.
* config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
* tree.h (TREE_DEPRECATED): Document it is used for types too.
(TYPE_VECTOR_OPAQUE): Use default_def_flag
2009-07-28 Douglas B Rupp <rupp@gnat.com>
* dwarf2out.c (output_file_names): Test new macro
DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
(add_comp_dir_attribute): Likewise.
2009-07-28 Kai Tietz <kai.tietz@onevision.com>
* config/i386/mingw-w64.h (LINK_SPEC): Add
separating space between commands.
2009-07-28 Jan Hubicka <jh@suse.cz>
PR tree-optimization/40759
* tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
for renaming.
2009-07-27 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
types are dword-aligned.
(mep_expand_va_start): Likewise.
2009-07-27 Olivier Hainque <hainque@adacore.com>
Douglas B Rupp <rupp@gnat.com>
* convert.c (convert_to_pointer): Don't assume the target
pointer type is POINTER_SIZE long. Fetch its precision instead.
2009-07-27 Douglas B Rupp <rupp@gnat.com>
* system.h (fopen): Undefine if macro.
2009-07-27 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (output_cfi_p): Removed.
(output_cfis): New function.
(output_fde): New function, split from output_call_frame_info.
(output_call_frame_info): Use it.
(dwarf2out_switch_text_section): Use output_cfis.
2009-07-24 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
TARGET_BI_ARCH is specified without enabling SJLJ.
* config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
* arm.md (negdi2): Use DImode if forcing a value into a register.
2009-07-26 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/40801
* tree-vect-stmts.c (vectorizable_call): Get previous copy
of vector operand from the previous copy of vector statement.
Pass the correct definition type value to
vect_get_vec_def_for_stmt_copy().
2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
const char ** conversion.
2009-07-25 David Daney <ddaney@caviumnetworks.com>
* system.h (gcc_assert): Invoke __builtin_unreachable() instead of
fancy_abort() if !ENABLE_ASSERT_CHECKING.
(gcc_unreachable): Invoke __builtin_unreachable() if
!ENABLE_ASSERT_CHECKING.
2009-07-25 David Daney <ddaney@caviumnetworks.com>
PR rtl-optimization/40445
* emit-rtl.c (next_nonnote_insn_bb): New function.
* rtl.h (next_nonnote_insn_bb): Declare new function.
* cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
with no successors that is the successor of the ENTRY_BLOCK.
Continue from the top after removing an empty fallthrough block.
* cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
of next_nonnote_insn.
2009-07-25 David Daney <ddaney@caviumnetworks.com>
* cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
2009-07-25 Martin Jambor <mjambor@suse.cz>
* c-common.c (c_common_attribute_table): New element for noclone.
(handle_noclone_attribute): New function. Forward-declare.
* tree-inline.c (tree_versionable_function_p): Check for noclone
attribute.
* doc/extend.texi (Labels as Values): Document need for noclone.
(Function Attributes): Document noclone attribute.
2009-07-25 Jakub Jelinek <jakub@redhat.com>
PR rtl-optimization/34999
* dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
and dw_fde_switched_cold_to_hot fields.
(output_cfi_p): New function.
(output_call_frame_info): If fde->dw_fde_switched_sections,
output 2 FDEs instead of one with corrupted header.
(dwarf2out_do_cfi_startproc): New function.
(dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
and fde->dw_fde_switched_cold_to_hot.
(dwarf2out_switch_text_section): Compute
fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
Otherwise, compute fde->dw_fde_switch_cfi.
2009-07-24 Cary Coutant <ccoutant@google.com>
* tree-cfg.c (assign_discriminator): Add explicit parentheses.
2009-07-24 Cary Coutant <ccoutant@google.com>
* cfghooks.c (split_block): Copy discriminator to new block.
* tree-cfg.c (assign_discriminator): Check location of last
instruction in block as well as first.
2009-07-24 Uros Bizjak <ubizjak@gmail.com>
* config/i386/linux.c: Use fputs or putc instead of fprintf
where appropriate.
* config/i386/gas.h: Ditto.
* config/i386/x86-64.h: Ditto.
* config/i386/att.h: Ditto.
2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* expmed.c (emit_store_flag): Use a recursive call to optimize the
xor case.
2009-07-24 Martin Jambor <mjambor@suse.cz>
* ipa-prop.h (struct ipa_node_params): New flag node_enqued.
(ipa_push_func_to_list_1): Declare.
(ipa_push_func_to_list): New function.
* ipa-prop.c (ipa_push_func_to_list_1): New function.
(ipa_init_func_list): Call ipa_push_func_to_list_1.
(ipa_push_func_to_list): Removed.
(ipa_pop_func_from_list): Clear node_enqueued flag.
2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.c (override_options): Default
max-unrolled-insns to 100 for z10 tuning.
2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
* Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
2009-07-24 Kai Tietz <kai.tietz@onevision.com>
* config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
use default set in mingw32.h header.
* config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
64-bit /mingw/include path.
(STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
path.
2009-07-23 Neil Vachharajani <nvachhar@google.com>
PR rtl-optimization/40209
* loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
2009-07-23 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
with the rest of string where appropriate. Use fputs or putc
instead of fprintf where appropriate.
2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
Pat Haugen <pthaugen@us.ibm.com>
Revital Eres <ERES@il.ibm.com>
* config/rs6000/vector.md: New file. Move most of the vector
expander support here from altivec.md to allow for the VSX vector
unit in the future. Add support for secondary_reload patterns.
Rewrite the patterns for vector comparison, and vector comparison
predicate instructions so that the RTL expresses the desired
behavior, instead of using unspec.
* config/rs6000/constraints.md ("f" constraint): Use
rs6000_constraints to hold the precalculated register class.
("d" constraint): Ditto.
("wd" constraint): New constraint for VSX.
("wf" constraint): Ditto.
("ws" constraint): Ditto.
("wa" constraint): Ditto.
("wZ" constraint): Ditto.
("j" constraint): Ditto.
* config/rs6000/predicates.md (vsx_register_operand): New
predicate for VSX.
(vfloat_operand): New predicate for vector.md.
(vint_operand): Ditto.
(vlogical_operand): Ditto.
(easy_fp_constant): If VSX, 0.0 is an easy constant.
(easy_vector_constant): Add VSX support.
(altivec_indexed_or_indirect_operand): New predicate for
recognizing Altivec style memory references with AND -16.
* config/rs6000/rs6000.c (rs6000_vector_reload): New static global
for vector secondary reload support.
(rs6000_vector_reg_class): Delete, replacing it with
rs6000_constraints.
(rs6000_vsx_reg_class): Ditto.
(rs6000_constraints): New array to hold the register classes of
each of the register constraints that can vary at runtime.
(builtin_mode_to_type): New static array for builtin function type
creation.
(builtin_hash_table): New static hash table for builtin function
type creation.
(TARGET_SECONDARY_RELOAD): Define target hook.
(TARGET_IRA_COVER_CLASSES): Ditto.
(rs6000_hard_regno_nregs_internal): If -mvsx, floating point
registers are 128 bits if VSX memory reference instructions are used.
(rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
unit is being used.
(rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
(rs6000_debug_reg_global): Move -mdebug=reg statements here.
Print several of the scheduling related parameters.
(rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
rs6000_constraints instead of rs6000_vector_reg_class. Move
-mdebug=reg code to rs6000_debug_reg_global. Add support for
-mvsx-align-128 debug switch. Drop testing float_p if VSX or
Altivec. Add VSX support. Setup for secondary reload support on
Altivec/VSX registers.
(rs6000_override_options): Make power7 set the scheduling groups
like the power5. Add support for new debug switches to override
the scheduling defaults. Temporarily disable -mcpu=power7 from
setting -mvsx. Add support for debug switches -malways-hint,
-msched-groups, and -malign-branch-targets.
(rs6000_buitlin_conversion): Add support for returning unsigned
vector conversion functions to fix regressions due to stricter
type checking.
(rs6000_builtin_mul_widen_even): Ditto.
(rs6000_builtin_mul_widen_odd): Ditto.
(rs6000_builtin_vec_perm): Ditto.
(rs6000_vec_const_move): On VSX, use xxlxor to clear register.
(rs6000_expand_vector_init): Initial VSX support for using xxlxor
to zero a register.
(rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
generated upstream.
(bdesc_3arg): Add builtins for unsigned types. Add builtins for
VSX types for bit operations. Changes to accomidate vector.md.
(bdesc_2arg): Ditto.
(bdesc_1arg): Ditto.
(struct builtin_description_predicates): Rewrite predicate
handling so that RTL describes the operation, instead of passing
the instruction to be used as a string argument.
(bdesc_altivec_preds): Ditto.
(altivec_expand_predicate_builtin): Ditto.
(altivec_expand_builtin): Ditto.
(rs6000_expand_ternop_builtin): Use a switch instead of an if
statement for vsldoi support.
(altivec_expand_ld_builtin): Change to use new names from vector.md.
(altivec_expand_st_builtin): Ditto.
(paired_expand_builtin): Whitespace changes.
(rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
builtin_mode_to_type table for secondary reload. Call
builtin_function_type to build random builtin functions.
(altivec_init_builtins): Change to use builtin_function_type to
create builtin function types dynamically as we need them.
(builtin_hash_function): New support for hashing the tree types
for builtin function as we need it, rather than trying to build
all of the trees that we need. Add initial preliminary VSX support.
(builtin_function_type): Ditto.
(builtin_function_eq): Ditto.
(builtin_hash_struct): Ditto.
(rs6000_init_builtins): Ditto.
(rs6000_common_init_builtins): Ditto.
(altivec_init_builtins): Ditto.
(rs6000_common_init_builtins): Ditto.
(enum reload_reg_type): New enum for simplifing reg classes.
(rs6000_reload_register_type): Simplify register classes into GPR,
Vector, and other registers. Altivec and VSX addresses in reload.
(rs6000_secondary_reload_inner): Ditto.
(rs6000_ira_cover_classes): New target hook, that returns the
appropriate cover classes, based on -mvsx being used or not.
(rs6000_secondary_reload_class): Add VSX support.
(get_vec_cmp_insn): Delete, rewrite vector conditionals.
(get_vsel_insn): Ditto.
(rs6000_emit_vector_compare): Rewrite vector conditional support
so that where we can, we use RTL operators, instead of blindly use
UNSPEC.
(rs6000_emit_vector_select): Ditto.
(rs6000_emit_vector_cond_expr): Ditto.
(rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
(create_TOC_reference): Add -mdebug=addr support.
(emit_frame_save): VSX loads/stores need register indexed addressing.
* config/rs6000/rs6000.md: Include vector.md.
* config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
support for V2DI, V2DF in logical, permute, select operations.
* config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
switch for vsx/power7.
(-mvsx-scalar-memory): Ditto.
(-mvsx-align-128): Ditto.
(-mallow-movmisalign): Ditto.
(-mallow-df-permute): Ditto.
(-msched-groups): Ditto.
(-malways-hint): Ditto.
(-malign-branch-targets): Ditto.
* config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
hook instead.
(IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
(IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
(rs6000_vector_reg_class): Delete.
(rs6000_vsx_reg_class): Ditto.
(enum rs6000_reg_class_enum): New enum for the constraints that
vary based on target switches.
(rs6000_constraints): New array to hold the register class for all
of the register constraints that vary based on the switches used.
(ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
(enum rs6000_builtins): Add unsigned varients for the builtin
declarations returned by target hooks for expanding multiplies,
select, and permute operations. Add VSX builtins.
(enum rs6000_builtin_type_index): Add entries for VSX.
(V2DI_type_node): Ditto.
(V2DF_type_node): Ditto.
(unsigned_V2DI_type_node): Ditto.
(bool_long_type_node): Ditto.
(intDI_type_internal_node): Ditto.
(uintDI_type_internal_node): Ditto.
(double_type_internal_node): Ditto.
* config/rs6000/altivec.md (whole file): Move all expanders to
vector.md from altivec.md. Rename insn matching functions to be
altivec_foo.
(UNSPEC_VCMP*): Delete, rewrite vector comparisons.
(altivec_vcmp*): Ditto.
(UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
(VM): New iterator for moves that includes the VSX types.
(altivec_vperm_<mode>): Add VSX types. Add unsigned types.
(altivec_vperm_<mode>_uns): New, for unsigned types.
(altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
(altivec_eq<mode>): Ditto.
(altivec_gt<mode>): Ditto.
(altivec_gtu<mode>): Ditto.
(altivec_eqv4sf): Ditto.
(altivec_gev4sf): Ditto.
(altivec_gtv4sf): Ditto.
(altivec_vcmpbfp_p): Ditto.
2009-07-23 Richard Earnshaw <rearnsha@arm.com>
* arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
unsigned HWI.
2009-07-23 Uros Bizjak <ubizjak@gmail.com>
PR target/40832
* config/i386/i386.c (output_387_ffreep): Rewrite to use
ASM_SHORT instead of .word.
* config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
instead of .word in asm template.
2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
PR target/37488
* ira-lives.c (bb_has_abnormal_call_pred): New function.
(process_bb_node_lives): Use it.
* ira.c (setup_cover_and_important_classes): Don't setup
ira_important_class_nums. Add cover classes to the end of
important classes.
(cover_class_order, comp_reg_classes_func, reorder_important_classes):
New.
(find_reg_class_closure): Use reorder_important_classes.
* config/i386/i386.h (IRA_COVER_CLASSES): Remove.
* config/i386/i386.c (i386_ira_cover_classes): New function.
(TARGET_IRA_COVER_CLASSES): Redefine.
* doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
importance of order of cover classes in the array.
2009-07-22 Diego Novillo <dnovillo@google.com>
* tree-pass.h (TDF_EH): Define.
* gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
contains TDF_EH, print the EH region number holding GS.
* tree-dump.c (dump_options): Add "eh".
* doc/invoke.texi: Document it.
2009-07-22 Doug Kwan <dougkwan@google.com>
* config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
2009-07-22 Michael Matz <matz@suse.de>
PR tree-optimization/35229
PR tree-optimization/39300
* tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
(inhibit_phi_insertion): New function.
(insert_into_preds_of_block): Call it for REFERENCEs.
(init_pre): Initialize and finalize scalar evolutions.
* Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
2009-07-22 Uros Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (zero_extended_scalar_load_operand):
Use CONST_VECTOR_NUNITS to determine number of elements.
2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
(U, W): Constraints are now deprecated and will be removed if we
run out of letters.
* config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
the file.
("prefetch"): Add the stcmh instruction for prefetching.
* config/s390/s390.c (s390_symref_operand_p): Function moved. No
changes.
(s390_short_displacement): Return always true if compiling for
machines not providing the long displacement facility.
(s390_mem_constraint): Support the new constraint letter Z.
(s390_check_qrst_address): New function.
2009-07-21 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (mep_legitimize_arg): Leave control registers
alone too.
2009-07-21 Jason Merrill <jason@redhat.com>
* c-common.c (max_tinst_depth): Increase default to 1024.
2009-07-21 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
(vec_unpacku_float_lo_v4si): Ditto.
2009-07-21 Uros Bizjak <ubizjak@gmail.com>
PR target/40811
* config/i386/sse.md (sse2_cvtudq2ps): New expander.
(enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
(builtin_description): Add __builtin_ia32_cvtudq2ps.
(ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
2009-07-21 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/40813
* tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
it.
2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
with a NOP_EXPR if needed.
2009-07-21 Paul Brook <paul@codesourcery.com>
* tree-vectorizer.c (increase_alignment): Handle nested arrays.
Terminate debug dump with newline.
2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
Cast "1" to unsigned HOST_WIDE_INT.
(compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
deposit length to the maximum length - lsb. Extend length if
HOST_BITS_PER_WIDE_INT is 32.
2009-07-20 Olatunji Ruwase <tjruwase@google.com>
* cgraph.h (constant_pool_htab): New function.
(constant_descriptor_tree): Move from varasm.c.
* varasm.c (constant_pool_htab): New function.
(constant_descriptor_tree): Move to cgraph.h.
2009-07-20 Olatunji Ruwase <tjruwase@google.com>
* toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
* Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
$(VARRAY_H).
2009-07-20 Xinliang David Li <davidxl@google.com>
* dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (move_type): Add arith.
(type): Handle arith.
(zero_extendsidi2): Rename this into ...
(*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
(zero_extendsidi2): New expander.
(*zero_extendsidi2_dext): New pattern.
2009-07-20 Nick Clifton <nickc@redhat.com>
* config.gcc (mips64-*-*): Add definition of tm_defines in order
to set MIPS_ABI_DEFAULT.
* config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
2009-07-20 Jakub Jelinek <jakub@redhat.com>
* tree-object-size.c (addr_object_size): Handle unions with
array in it as last field of structs in __bos (, 1) as __bos (, 0).
PR tree-optimization/40792
* tree.c (build_function_type_skip_args): Remove bogus assert.
2009-07-20 Jan Hubicka <jh@suse.cz>
Martin Jambor <mjambor@suse.cz>
* cgraph.h (combined_args_to_skip): New field.
* cgraph.c (cgraph_create_virtual_clone): Properly handle
combined_args_to_skip and args_to_skip.
* tree-inline.c (update_clone_info): New function.
(tree_function_versioning): Call update_clone_info.
* cgraphunit.c (cgraph_materialize_clone): Dump materialized
functions.
(cgraph_materialize_all_clones): More extensive dumping, working
with combined_args_to_skip rather than args_to_skip.
2009-07-20 Ira Rosen <irar@il.ibm.com>
* tree-vectorizer.h (vectorizable_condition): Add parameters.
* tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
(get_initial_def_for_reduction): Likewise.
(vectorizable_reduction): Skip the check of first operand in case
of COND_EXPR. Add check that it is outer loop vectorization if
nested cycle was detected. Call vectorizable_condition() for
COND_EXPR. If reduction epilogue cannot be created do not fail for
nested cycles (if it is not double reduction). Assert that there
is only one type in the loop in case of COND_EXPR. Call
vectorizable_condition() to vectorize COND_EXPR.
* tree-vect-stmts.c (vectorizable_condition): Update comment.
Add parameters. Allow nested cycles if called from
vectorizable_reduction(). Use reduction vector variable if provided.
(vect_analyze_stmt): Call vectorizable_reduction() before
vectorizable_condition().
(vect_transform_stmt): Update call to vectorizable_condition().
2009-07-20 Christian Bruel <christian.bruel@st.com>
* config/sh/sh.opt (-mfmovd): Resurrect and document.
* doc/invoke.texi (-mfmovd): Likewise.
* config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
2009-07-20 Jan Hubicka <jh@suse.cz>
* tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
when handling SSA name.
2009-07-19 Jan Hubicka <jh@suse.cz>
PR tree-optimization/40676
* tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
virtual PHIs in empty BBs.
2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (make_compound_operation) <SUBREG>: If force_to_mode
re-expanded the compound use gen_lowpart instead to convert to the
desired mode.
2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
OUTER_CONST arguments.
<LSHIFTRT>: Use them to allow widening if the bits shifted in from
the new wider mode will be masked off.
(simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
high-order bits are zero.
2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (simplify_shift_const_1): Split code to determine
shift_mode into ...
(try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
new bits shifted in are identical to the old sign bit.
2009-07-18 Richard Guenther <rguenther@suse.de>
PR c/40787
* gimplify.c (gimplify_call_expr): Reject code using results from
functions returning void.
2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
* doc/md.texi: Document the new PowerPC "es" constraint.
Document that "m" can include automodified addresses on this target,
and explain how %U must be used. Extend the "Q" and "Z" documentation
to suggest "es" as well as "m".
* config/rs6000/constraints.md (es): New memory constraint.
(Q, Z): Update strings to match new documentation.
2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
* config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
offset from virtual_stack_vars_rtx and arg_pointer_rtx.
* config/rs6000/predicates.md (volatile_mem_operand): Use
offsettable_nonstrict_memref_p.
* config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
(*floatunssidf2_internal): Likewise.
(*fix_truncdfsi2_internal): Likewise.
(*fix_trunctfsi2_internal): Likewise.
2009-07-17 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
atmega32u2 devices.
* config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2009-07-17 Richard Guenther <rguenther@suse.de>
PR c/40401
* tree-pass.h (pass_diagnose_omp_blocks): Declare.
(pass_warn_unused_result): Likewise.
(TODO_set_props): Remove.
* omp-low.c (diagnose_omp_structured_block_errors): Change to
run as a pass.
(pass_diagnose_omp_blocks): Define.
* c-decl.c (pop_file_scope): Do not finalize the CU here.
(c_gimple_diagnostics_recursively): Remove.
(finish_function): Do not call it.
(c_write_global_declarations): Continue after errors.
Finalize the CU here.
* c-gimplify.c (c_genericize): Do not gimplify here.
* c-common.c (c_warn_unused_result): Move ...
* tree-cfg.c (do_warn_unused_result): ... here.
(run_warn_unused_result): New function.
(gate_warn_unused_result): New function.
(pass_warn_unused_result): New pass.
* c-common.h (c_warn_unused_result): Remove.
* flags.h (flag_warn_unused_result): Declare.
* c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
* opts.c (flag_warn_unused_result): Initialize to false.
* toplev.c (compile_file): Add comment.
* omp-low.c (create_omp_child_function): Do not register
the function with the frontend.
(diagnose_omp_structured_block_errors): Prepare to be
called as optimization pass.
(gate_diagnose_omp_blocks): New function.
(pass_diagnose_omp_blocks): New pass.
* cgraph.h (cgraph_optimize): Remove.
(cgraph_analyze_function): Likewise.
* cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
* cgraphunit.c (cgraph_lower_function): Lower nested functions
before their parents here.
(cgraph_finalize_function): Not here.
(cgraph_analyze_function): Gimplify functions here.
(cgraph_finalize_compilation_unit): Continue after errors.
Optimize the callgraph from here.
(cgraph_optimize): Make static.
* langhooks.c (write_global_declarations): Finalize the CU.
* gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
(gimplify_function_tree): Assert we gimplify only once.
Set PROP_gimple_any property.
* tree-nested.c (gimplify_all_functions): New function.
(lower_nested_functions): Gimplify all nested functions.
* gimple.h (diagnose_omp_structured_block_errors): Remove.
* passes.c (init_optimization_passes): Add pass_warn_unused_result
and pass_diagnose_omp_blocks after gimplification. Do not
set TODO_set_props on all_lowering_passes.
(execute_one_pass): Do not handle TODO_set_props.
* Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
(gimplify.o): Add tree-pass.h dependency.
* tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
(copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
(unsave_r): Likewise.
* c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
temporary variable.
2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
* doc/service.texi (Service): Restore previously removed link,
which isn't broken after all.
2009-07-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40321
* tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
PHI nodes to the maximal set.
(make_values_for_phi): Add PHI arguments to the maximal set.
(execute_pre): Dump PHI_GEN and the maximal set.
2009-07-17 Jakub Jelinek <jakub@redhat.com>
PR c++/40780
* gimplify.c (gimplify_conversion): Don't change non-conversions into
VIEW_CONVERT_EXPR.
2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
* doc/extend.texi (Nested Functions): Replace broken link with
textual reference.
* doc/service.texi (Service): Remove broken link.
2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/40781
* builtins.c (expand_builtin_memcmp): Use loc instead of
EXPR_LOCATION (exp).
(expand_builtin_strncmp): Likewise.
2009-07-17 Aldy Hernandez <aldyh@redhat.com>
Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 40435
* tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
tree-inline.c, c-common.c, c-common.h, gimple.c,
tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
convert.c: Add location argument to fold_{unary,binary,ternary},
fold_build[123], build_call_expr, build_size_arg,
build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
fold_build1_initializer, fold_build2_initializer,
fold_build3_initializer, fold_build_call_array,
fold_build_call_array_initializer, fold_single_bit_test,
omit_one_operand, omit_two_operands, invert_truthvalue,
fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
combine_comparisons, fold_builtin_*, fold_call_expr,
build_range_check, maybe_fold_offset_to_address, round_up,
round_down.
2009-07-16 Jason Merrill <jason@redhat.com>
PR libstdc++/37907
* c-common.c (c_common_reswords): Add __is_standard_layout
and __is_trivial.
* c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
* doc/implement-cxx.texi: New.
* doc/gcc.texi: Include it.
2009-07-16 DJ Delorie <dj@redhat.com>
* config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
compares that may be indirectly affected by previous instructions.
2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (do_mpc_arg2): New.
(fold_builtin_2): Fold builtin cpow.
* real.h (HAVE_mpc_pow): New.
2009-07-16 Bingfeng Mei <bmei@broadcom.com>
* modulo-sched.c (sms_schedule): stage_count <= 1 as correct
comparison to skip unprofitable schedule
2009-07-16 Simon Baldwin <simonb@google.com>
* gcc.c (option_map): New flag -no-canonical-prefixes.
* (display_help): Print help text for new flag.
* (process_command): Move options translation and language specifics
and handle new flag early. Use it to set a function pointer to a
prefix builder. Replace make_relative_prefix calls with calls to
the function pointed to. Ignore new flag in regular options handling.
* doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
2009-07-15 DJ Delorie <dj@redhat.com>
* config/mep/mep.md (sibcall_internal): Change register to avoid
argument registers.
(sibcall_value_internal): Likewise.
2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/40710
* resource.c (mark_target_live_regs): Reset DF problem to LR.
2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
* config/mips/mips.md (*extenddi_truncate<mode>,
*extendsi_truncate<mode>): Change type attribute to move_type
with shift_shift. Split out code handling exts from here ...
(*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
pattern.
(*extendhi_truncateqi): Change type attribute to move_type with
shift_shift. Split out code handling exts from here ...
(*extendhi_truncateqi_exts): ... to this new pattern.
2009-07-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
instead of "and" with inverted sign bit mask value. Use
"nonimmediate_operand" for operand 1 and operand 2 predicate.
Allocate registers only for operand 4 and operand 5.
2009-07-15 Jakub Jelinek <jakub@redhat.com>
PR middle-end/40747
* fold-const.c (fold_cond_expr_with_comparison): When folding
< and <= to MIN, make sure the MIN uses the same type as the
comparison's operands.
2009-07-15 Richard Earnshaw <rearnsha@arm.com>
* arm.md (ior_xor): New code iterator.
(split for ior/xor with shift and zero-extend): New split pattern.
* arm/predicates.md (subreg_lowpart_operator): New special predicate.
2009-07-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
offset member.
2009-07-15 Richard Guenther <rguenther@suse.de>
PR middle-end/40753
* alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
* config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
handle 2.6.30 kernel.
2009-07-15 DJ Delorie <dj@redhat.com>
* config/mep/mep.md (sibcall_internal): Change register to allow
for 24-bit addresses.
(sibcall_value_internal): Likewise.
2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
* doc/invoke.texi: Added descriptions of the scheduling heuristics
that are enabled/disabled by the flags introduced by a previous patch.
2009-07-14 DJ Delorie <dj@redhat.com>
* config/mep/mep.md (sibcall_internal): Include non-toggling
non-jmp case.
(sibcall_value_internal): Likewise.
2009-07-14 Taras Glek <tglek@mozilla.com>
Rafael Espindola <espindola@google.com>
* doc/sourcebuild.texi: Document install-plugin target.
* configure.ac: Added install-plugin target to language makefiles.
* configure: Regenerate.
* Makefile.in (install-plugin): Install more headers,
depend on lang.install-plugin.
2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
* tree-vrp.c (vrp_evaluate_conditional): Mark strings for
translation.
2009-07-14 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (mep_vliw_jmp_match): New function.
* config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
* config/mep/mep.md (sibcall_internal): Change test from
mep_vliw_mode_match to mep_vliw_jmp_match.
(sibcall_value_internal): Likewise.
2009-07-14 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sse.md (copysign<mode>3): New expander.
* config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
* config/i386/i386.c (ix86_build_signbit_mask): Make public.
Use ix86_build_const_vector.
(enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
IX86_BUILTIN_CPYSGNPD.
(builtin_description): Add __builtin_ia32_copysignps and
__builtin_ia32_copysignpd.
(ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
and BUILT_IN_COPYSIGNF.
2009-07-13 Jason Merrill <jason@redhat.com>
* builtins.c (can_trust_pointer_alignment): New fn.
(get_pointer_alignment): Factor it out from here.
* tree.h: Declare it.
2009-07-14 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/predicates.md (offsettable_mem_operand): Test
RTX_AUTOINC class.
2009-07-14 Dodji Seketeli <dodji@redhat.com>
PR debug/40705
PR c++/403057
* dwarf2.out.c (gen_type_die_with_usage): Added comment.
2009-07-14 Richard Guenther <rguenther@suse.de>
Andrey Belevantsev <abel@ispras.ru>
PR middle-end/40745
* cfgexpand.c (partition_stack_vars): Do not bother to update
alias information when not optimizing.
2009-07-14 Richard Guenther <rguenther@suse.de>
Andrey Belevantsev <abel@ispras.ru>
* tree-ssa-alias.h (refs_may_alias_p_1): Declare.
(pt_solution_set): Likewise.
* tree-ssa-alias.c (refs_may_alias_p_1): Export.
* tree-ssa-structalias.c (pt_solution_set): New function.
* final.c (rest_of_clean_state): Free SSA data structures.
* print-rtl.c (print_decl_name): Remove.
(print_mem_expr): Implement in terms of print_generic_expr.
* alias.c (ao_ref_from_mem): New function.
(rtx_refs_may_alias_p): Likewise.
(true_dependence): Query alias-export info.
(canon_true_dependence): Likewise.
(write_dependence_p): Likewise.
* tree-dfa.c (get_ref_base_and_extent): For void types leave
size unknown.
* emit-rtl.c (component_ref_for_mem_expr): Remove.
(mem_expr_equal_p): Use operand_equal_p.
(set_mem_attributes_minus_bitpos): Do not use
component_ref_for_mem_expr.
* cfgexpand.c (add_partitioned_vars_to_ptset): New function.
(update_alias_info_with_stack_vars): Likewise.
(partition_stack_vars): Call update_alias_info_with_stack_vars.
* tree-ssa.c (delete_tree_ssa): Do not release SSA names
explicitly nor clear stmt operands.
Free the decl-to-pointer map.
* tree-optimize.c (execute_free_datastructures): Do not free
SSA data structures here.
* tree-flow.h (struct gimple_df): Add decls_to_pointers member.
* Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
(alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
dependencies.
(print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
2009-07-13 DJ Delorie <dj@redhat.com>
* config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
unrolling at the right iteration count.
* config/mep/mep.c (mep_expand_prologue): Fix frame pointer
calculations.
2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
* haifa-sched.c (rank_for_schedule): Introduced flags to
enable/disable individual scheduling heuristics.
* common.opt: Introduced flags to enable/disable individual
heuristics in the scheduler.
* doc/invoke.texi: Introduced flags to enable/disable individual
heuristics in the scheduler.
2009-07-13 Kai Tietz <kai.tietz@onevision.com>
* config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
config/i386/mingw-tls.c.
* config/i386/mingw-tls.c: Removed.
2009-07-13 Ira Rosen <irar@il.ibm.com>
* tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
checks access only relevant statements.
(vectorizable_reduction): Likewise.
2009-07-12 Kai Tietz <kai.tietz@onevision.com>
* config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
just for 32-bit case.
2009-07-12 Jan Hubicka <jh@suse.cz>
PR tree-optimization/40585
* except.c (expand_resx_expr): When there already is resume
instruction, produce linked list.
(build_post_landing_pads): Assert that resume is empty.
(connect_post_landing_pads): Handle resume lists.
(dump_eh_tree): Dump resume list.
2009-07-12 Ira Rosen <irar@il.ibm.com>
* tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
with additional argument.
* tree-vectorizer.h (enum vect_def_type): Add
vect_double_reduction_def.
(vect_is_simple_reduction): Add argument.
* tree-vect-loop.c (vect_determine_vectorization_factor): Fix
indentation.
(vect_analyze_scalar_cycles_1): Detect double reduction. Call
vect_is_simple_reduction with additional argument.
(vect_analyze_loop_operations): Handle exit phi nodes in case of
double reduction.
(reduction_code_for_scalar_code): Handle additional codes by
returning ERROR_MARK for them. Fix comment and indentation.
(vect_is_simple_reduction): Fix comment, add argument to specify
double reduction. Detect double reduction.
(get_initial_def_for_induction): Fix indentation.
(get_initial_def_for_reduction): Fix comment and indentation.
Handle double reduction. Create initial definitions that do not
require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
(vect_create_epilog_for_reduction): Fix comment, add argument to
handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
epilogue result extraction. Create double reduction phi node and
replace relevant uses.
(vectorizable_reduction): Call vect_is_simple_reduction with
additional argument. Fix indentation. Update epilogue code treatment
according to the changes in reduction_code_for_scalar_code. Check
for double reduction. Call vect_create_epilog_for_reduction with
additional argument.
* tree-vect-stmts.c (process_use): Handle double reduction, update
documentation.
(vect_mark_stmts_to_be_vectorized): Handle double reduction.
(vect_get_vec_def_for_operand): Likewise.
2009-07-12 Danny Smith <dansmister@gmail.com>
* config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
dllexport if !TREE_PUBLIC.
(i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
2009-07-11 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
(avr_extra_arch_macro) Remove declatation.
* config/avr/avr.c (avr_cpu_cpp_builtins): New function.
(avr_extra_arch_macro) Declare as static.
* config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
2009-07-11 Jan Hubicka <jh@suse.cz>
PR middle-end/48388
* except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
2009-07-11 Jakub Jelinek <jakub@redhat.com>
PR debug/40713
* dwarf2out.c (dw_fde_struct): Add in_std_section and
cold_in_std_section bits.
(dwarf2out_begin_prologue): Initialize them.
(dwarf2out_finish): Don't emit FDE range into .debug_ranges
if already covered by text_section or cold_text_section range.
PR rtl-optimization/40667
* defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
* doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
* config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
* config/i386/i386.c (ix86_minimum_alignment): New function.
* config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
* cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
* emit-rtl.c (gen_reg_rtx): Likewise.
* function.c (assign_parms): Likewise. If nominal_type needs
bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
rather than passed_type's alignment.
PR target/40668
* function.c (assign_parm_setup_stack): Adjust
MEM_OFFSET (data->stack_parm) if promoted_mode is different
from nominal_mode on big endian.
2009-07-11 Paolo Bonzini <bonzini@gnu.org>
* expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
2009-07-10 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
2009-07-10 Mark Mitchell <mark@codesourcery.com>
* config/arm/thumb2.md (thumb2_cbz): Correct computation of length
attribute.
(thumb2_cbnz): Likewise.
2009-07-10 David Daney <ddaney@caviumnetworks.com>
PR target/39079
* config.gcc (supported_defaults): Add synci.
(with_synci): Add validation.
(all_defaults): Add synci.
* config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
ISA_HAS_SYNCI.
(synci): Same.
* config/mips/mips.opt (msynci): New option.
* config/mips/mips.c (mips_override_options): Warn on use of
-msynci for targets that do now support it.
* gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
msynci.
* gcc/doc/invoke.texi (-msynci): Document the new option.
* doc/install.texi (--with-synci): Document the new option.
2009-07-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40496
* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
the PHI result with a compatible type.
2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR 25509
PR 40614
* c.opt (Wunused-result): New.
* doc/invoke.texi: Document it.
* c-common.c (c_warn_unused_result): Use it.
2009-07-09 DJ Delorie <dj@redhat.com>
* targhooks.c (default_target_can_inline_p): Rename from
default_target_option_can_inline_p.
* targhooks.h (default_target_can_inline_p): Likewise.
* target-def.h (TARGET_CAN_INLINE_P): Rename from
TARGET_OPTION_CAN_INLINE_P.
* config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
* config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
(mep_target_can_inline_p): Rename from
mep_target_option_can_inline_p.
PR target/40626
* config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
registers used to pass vectors.
* config/mep/mep.c (mep_option_can_inline_p): Remove error call.
2009-07-09 Tom Tromey <tromey@redhat.com>
* unwind-dw2-fde-darwin.c: Include dwarf2.h.
* config/mmix/mmix.c: Include dwarf2.h.
* config/rs6000/darwin-fallback.c: Include dwarf2.h.
* config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
* config/sh/sh.c: Include dwarf2.h.
* config/i386/i386.c: Include dwarf2.h.
* Makefile.in (DWARF2_H): Remove 'elf'.
* except.c: Include dwarf2.h.
* unwind-dw2.c: Include dwarf2.h.
* dwarf2out.c: Include dwarf2.h.
* unwind-dw2-fde-glibc.c: Include dwarf2.h.
* unwind-dw2-fde.c: Include dwarf2.h.
* dwarf2asm.c: Include dwarf2.h.
2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
* haifa-sched.c (insn_finishes_cycle_p): New static function.
(max_issue): Use it.
* sched-int.h (struct sched_info: insn_finishes_block_p): New
scheduler hook.
* sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
(region_sched_info): Update.
* sched-ebb.c (ebb_sched_info): Update.
* modulo-sched.c (sms_sched_info): Update.
* sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
* varasm.c (build_constant_desc): Don't share RTL in pool entries.
2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
* plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
2009-07-09 Jakub Jelinek <jakub@redhat.com>
PR middle-end/40692
* fold-const.c (fold_cond_expr_with_comparison): Don't replace
arg1 with arg01 if arg1 is already INTEGER_CST.
2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
* simplify-rtx.c (simplify_binary_operation_1) <AND>:
Transform (and (truncate)) into (truncate (and)).
2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
creating LHS paradoxical subregs. Fix surrounding returns to
use NULL_RTX rather than 0.
2009-07-08 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (mep_option_can_inline_p): New.
(TARGET_OPTION_CAN_INLINE_P): Define.
2009-07-08 Mark Wielaard <mjw@redhat.com>
PR debug/40659
* dwarf2out.c (add_data_member_location_attribute): When we have
only a constant offset don't emit a new location description using
DW_OP_plus_uconst, but just add the constant with add_AT_int, when
dwarf_version > 2.
2009-07-08 Richard Henderson <rth@redhat.com>
PR target/38900
* config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
(enum reg_class): Add CLOBBERED_REGS.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
* config/i386/i386.c (ix86_conditional_register_usage): Moved
from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
(ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
(ix86_expand_call): Use sibcall_insn_operand when needed. Don't
force 64-bit sibcalls into R11.
* config/i386/constraints.md (U): New constraint.
* config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
(sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
(sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
* basic-block.h (dump_regset, debug_regset): Remove duplicate
prototypes.
* c-objc-common.h (c_initialize_diagnostics): Ditto.
* ebitmap.h (dump_ebitmap): Ditto.
* optabs.h (optab_libfunc): Ditto.
* tree.h (tree_expr_nonzero_warnv_p): Ditto.
* tree-flow.h (vect_can_force_dr_alignment_p,
get_vectype_for_scalar_type): Ditto.
(vectorize_loops): Move prototype to ...
* tree-vectorizer.h: ... here. Also, adjust comment.
(vect_set_verbosity_level): Remove duplicate prototype.
* tree-ssa-loop.c: Include tree-vectorizer.h.
* Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
2009-07-08 Nick Clifton <nickc@redhat.com>
* config/i386/unix.h (ASM_COMMENT_START): Add a space after the
forward slash.
2009-07-08 DJ Delorie <dj@redhat.com>
* config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
cpmovtocc_P0S_P1): Mark volatile. Note which registers are
written to.
* config/mep/intrinsics.md: Regenerated.
* config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
registers when asm() or calls are detected.
2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c++/31246
* gimplify.c (gimplify_expr): Propagate no_warning flag when
gimplifying.
* gimple (gimple_build_call_from_tree): Likewise.
* tree-cfg.c (remove_useless_stmts_warn_notreached): Check
no_warning flag before warning.
2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
* tree.c (set_expr_locus): Remove.
* tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
* c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
EXPR_LOCATION.
* gimplify.c (internal_get_tmp_var): Likewise.
(gimplify_call_expr): Likewise.
(gimplify_one_sizepos): Likewise.
2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
PR debug/40666
* dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
to variables for debugging purposes.
2009-06-23 Mark Loeser <mark@halcy0n.com>
PR build/40010
* Makefile.in (gcc.pod): Depend on gcc-vers.texi.
2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
* pretty-print.c (pp_base_format): Remove %J.
* c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
gcc_cxxdiag_char_table): Likewise.
(init_dynamic_diag_info): Likewise.
2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
* pretty-print.c (pp_base_format): Remove %H.
* c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
gcc_cxxdiag_char_table): Likewise.
(init_dynamic_diag_info): Likewise.
* config/mep/mep.c (mep_select_section): Likewise.
2009-07-07 Duncan Sands <baldrick@free.fr>
* final.c (pass_clean_state): Give the pass a name.
* passes.c (pass_rest_of_compilation): Likewise.
* tree-optimize.c (pass_all_optimizations): Likewise.
2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
* config/ia64/ia64.c (ia64_handle_model_attribute): Remove
an extra 'decl' for error_at.
2009-07-07 Jakub Jelinek <jakub@redhat.com>
PR middle-end/40669
* tree-tailcall.c (adjust_return_value_with_ops,
create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
if it has complex or vector type.
2009-07-07 Olivier Hainque <hainque@adacore.com>
* config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
pthread symbols.
2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
* Makefile.in: added more lists of includes to PLUGIN_HEADERS.
2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
* cgraphunit.c: Replace %J by an explicit location. Update all calls.
* c-decl.c: Likewise.
* function.c: Likewise.
* varasm.c: Likewise.
* tree-ssa.c: Likewise.
* c-common.c: Likewise.
* tree-cfg.c: Likewise.
* config/spu/spu.c: Likewise.
* config/ia64/ia64.c: Likewise.
* config/v850/v850.c: Likewise.
2009-07-06 DJ Delorie <dj@redhat.com>
* config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
* config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
unspecified accesses to control registers.
* config/mep/intrinsics.md: Regenerate.
* config/mep/intrinsics.h: Regenerate.
* config/mep/mep-intrin.h: Regenerate.
2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
* c-lex.c: Replace %H by an explicit location. Update all calls.
* c-common.c: Likewise.
* c-decl.c: Likewise.
* c-typeck.c: Likewise.
* fold-const.c: Likewise.
* gimplify.c: Likewise.
* stmt.c: Likewise.
* tree-cfg.c: Likewise.
* tree-ssa-loop-niter.c: Likewise.
* tree-vrp.c: Likewise.
* value-prof.c: Likewise.
2009-07-06 Diego Novillo <dnovillo@google.com>
* tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
if it has one. Handle cases where VAR does not have an
annotation or cfun is NULL.
2009-07-06 Diego Novillo <dnovillo@google.com>
* tree.c: Include debug.h.
(initialize_tree_contains_struct): New.
(init_ttree): Call it.
(tree_node_structure_for_code): Factor out of ...
(tree_node_structure): ... here.
* treestruct.def (TS_PHI_NODE): Remove.
(TS_GIMPLE_STATEMENT): Remove.
2009-07-06 Diego Novillo <dnovillo@google.com>
* tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
(debug_tree_chain): Handle cycles.
2009-07-06 Nick Clifton <nickc@redhat.com>
DJ Delorie <dj@redhat.com>
* config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
__FMOVD_ENABLED__ is defined.
* config/sh/sh.h
(TARGET_FMOVD): Provide a default definition.
(MASK_FMOVD): Likewise.
(TARGET_CPU_CPP_BUILTINS): Define
__FMOVD_ENABLED__ if TARGET_FMOVD is true.
* config/sh/sh.md (movdf_i4): For alternative 0 use either one or
two fmov instructions depending upon whether TARGET_FMOVD is enabled.
(split for DF load from memory into register): Also handle
MEMs which consist of REG+DISP addressing.
(split for DF store from register to memory): Likewise.
(movsf_ie): Always use single fp_mode.
* config/sh/sh.c (sh_override_options): Do not automatically
enable TARGET_MOVD for the SH2A when supporting doubles - leave
that to the -mfmovd command line switch.
(broken_move): Do not restrict fldi test to only the SH4 and SH4A.
(fldi_ok): Always allow.
* config/sh/sh.opt (mfmovd): Remove this switch.
* doc/invoke.texi (-mfmovd): Remove documentation of this switch.
2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
Kaz Kojima <kkojima@gcc.gnu.org>
PR rtl-optimization/30807
* postreload.c (reload_combine): For every new use of REG_SUM,
record the use of BASE.
2009-07-06 Jan Hubicka <jh@suse.cz>
* params.def: Revert my accidental commit at 2009-06-30.
2009-07-04 Ian Lance Taylor <iant@google.com>
PR target/40636
* config/i386/msformat-c.c (mingw_format_attributes): Declare as
EXPORTED_CONST.
(mingw_format_attribute_overrides): Likewise.
2009-07-04 Jakub Jelinek <jakub@redhat.com>
PR debug/40596
* dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
don't check cfa.reg. Instead of cfa.indirect use
fde && fde->drap_reg != INVALID_REGNUM test.
2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
* postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
PR target/40587
* ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
2009-07-03 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40640
* tree-switch-conversion.c (build_arrays): Perform arithmetic
in original type.
2009-07-03 Jan Hubicka <jh@suse.cz>
* ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
for size, reduce amount of inlining.
2009-07-03 Richard Guenther <rguenther@suse.de>
PR middle-end/34163
* tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
if t +- x is known to not overflow and the conversion widens the
operation.
* Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
2009-07-03 Jan Hubicka <jh@suse.cz>
* ipa-pure-const.c (analyze): Update loop optimizer init.
* tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
try_remove_empty_loop, remove_empty_loops): Remove.
* tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
* tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
to mark regular loops as neccesary.
(degenerate_phi_p): New function.
(propagate_necessity, remove_dead_phis): Use it.
(forward_edge_to_pdom): Likewise.
(eliminate_unnecessary_stmts): Take care to remove uses of results of
virtual PHI nodes that became unreachable.
(perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
* tree-flow.h (remove_empty_loops): Remove.
* passes.c (init_optimization_passes): Remove.
2009-07-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
can_create_pseudo_p.
(*fix_trunc<mode>_i387_1): Ditto.
(*floathi<mode>2_1): Ditto.
(*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
(*fistdi2_1): Ditto.
(*fist<mode>2_1): Ditto.
(frndintxf2_floor): Ditto.
(*fist<mode>2_floor_1): Ditto.
(frndintxf2_ceil): Ditto.
(*fist<mode>2_ceil_1): Ditto.
(frndintxf2_trunc): Ditto.
(frndintxf2_mask_pm): Ditto.
(fxam<mode>2_i387_with_temp): Ditto.
* config/i386/sse.md (mulv16qi3): Ditto.
(*sse2_mulv4si3): Ditto.
(mulv2di3): Ditto.
(sse4_2_pcmpestr): Ditto.
(sse4_2_pcmpistr): Ditto.
2009-07-03 Jan Hubicka <jh@suse.cz>
* tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
(mark_stmt_necessary): Set it.
(mark_operand_necessary): Set it.
(mark_control_dependent_edges_necessary): Set it.
(mark_virtual_phi_result_for_renaming): New function.
(get_live_post_dom): New function.
(forward_edge_to_pdom): New function.
(remove_dead_stmt): Fix handling of control dependences.
(tree_dce_init): Init new bitmap.
(tree_dce_done): Free it.
2009-07-02 Richard Guenther <rguenther@suse.de>
PR bootstrap/40617
* tree-ssa-structalias.c (new_var_info): Initialize
is_restrict_var.
2009-07-02 Jan Hubicka <jh@suse.cz>
* ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
local.
2009-07-02 Paolo Bonzini <bonzini@gnu.org>
* expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
instead of recomputing it. Adjust calls.
(emit_store_flag): Adjust recursive calls.
2009-07-02 Richard Guenther <rguenther@suse.de>
* tree-ssa-live.c (remove_unused_locals): Do not remove
heap variables.
* tree-ssa-structalias.c (handle_lhs_call): Delay setting
of DECL_EXTERNAL for HEAP variables.
(compute_points_to_sets): Set DECL_EXTERNAL for escaped
HEAP variables. Do not adjust RESTRICT vars.
(find_what_var_points_to): Nobody cares if something
points to READONLY.
2009-07-02 Ben Elliston <bje@au.ibm.com>
* unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
pc_low and pc_high declarations to the top of the function.
2009-07-01 DJ Delorie <dj@redhat.com>
* config/mep/mep.c (mep_handle_option): Leave IVC2 control
registers as fixed.
(mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
* config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
unspecified accesses to control registers.
* config/mep/intrinsics.md: Regenerate.
* config/mep/intrinsics.h: Regenerate.
* config/mep/mep-intrin.h: Regenerate.
2009-07-01 Anthony Green <green@moxielogic.com>
* config/moxie/moxie.c (moxie_expand_prologue): Use dec
instruction when possible.
(moxie_expand_prologue): Ditto. Also, save an instruction and
some complexity by popping off of $r12 instead of $sp.
* config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
operands.
2009-07-01 Richard Henderson <rth@redhat.com>
PR bootstrap/40347
* function.c (reposition_prologue_and_epilogue_notes): If epilogue
contained no insns, reposition note before last insn.
2009-07-01 Richard Henderson <rth@redhat.com>
PR debug/40431
* dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
PR bootstrap/40558
* config/rs6000/rs6000.c (print_operand): Undo change that breaks
darwin9 for printing reg addresses with %y.
2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (force_to_mode): Handle TRUNCATE. Factor out
truncation from operands in binary operations.
2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
Revert:
2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
* expmed.c (store_bit_field_1): Properly truncate the paradoxical
subreg of op0 to the original op0.
* expmed.c (store_bit_field_1): Use a temporary as the destination
instead of a paradoxical subreg when we need to truncate the result.
2009-07-01 DJ Delorie <dj@redhat.com>
* config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
names to VLIW variants.
(ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
* config/mep/intrinsics.md: Regenerate.
* config/mep/intrinsics.h: Regenerate.
* config/mep/mep-intrin.h: Regenerate.
2009-07-01 Jakub Jelinek <jakub@redhat.com>
PR debug/40462
* jump.c (returnjump_p): Revert last patch.
* dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/40575
* pa.md (casesi32p): Use jump table label to determine the offset
of the jump table.
(casesi64p): Likewise.
* pa.c (forward_branch_p): Return bool type. Use instruction
addresses when available. Assert that INSN has a jump label.
(pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
have a jump label.
2009-07-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/19831
* tree-ssa-dce.c (propagate_necessity): Calls to functions
that only act as barriers do not make any previous stores necessary.
* tree-ssa-structalias.c (handle_lhs_call): Delay making
HEAP variables global, do not add a constraint from nonlocal.
(find_func_aliases): Handle escapes through return statements.
(compute_points_to_sets): Make escaped HEAP variables global.
2009-07-01 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/40597
* expmed.c (emit_store_flag): Perform a conversion if necessary,
after reducing a DImode cstore to SImode.
2009-07-01 Paolo Bonzini <bonzini@gnu.org>
* expr.c (expand_expr_real_1): Reinstate fallthrough to
TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
* config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
* config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
to 0.
* config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
and umod_optab if TARGET_BSD_DIVMOD.
* config/vax/lib1funcs.asm: New file.
* config/vax/t-linux: New file.
* config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
2009-06-30 Jakub Jelinek <jakub@redhat.com>
PR c++/40566
* convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
to type arguments that have void type.
PR debug/40573
* dwarf2out.c (gen_formal_parameter_die): Call
equate_decl_number_to_die if node is different from origin.
2009-06-30 Anthony Green <green@moxielogic.com>
Clean up moxie port for --enable-build-with-cxx.
* config/moxie/moxie.c (moxie_function_value): First two
parameters are const_tree, not tree.
* config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
(REG_CLASS_NAMES): Ditto.
(REGNO_REG_CLASS): Ditto.
* config/moxie/moxie-protos.h (moxie_override_options): Declare.
(moxie_function_value): Fix constyness of arguments.
2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
* cgraphunit.c (cgraph_finalize_compilation_unit): Call
finalize_size_functions before further processing.
* stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
(variable_size): Call self_referential_size on size expressions
that contain a PLACEHOLDER_EXPR.
(size_functions): New static variable.
(copy_self_referential_tree_r): New static function.
(self_referential_size): Likewise.
(finalize_size_functions): New global function.
* tree.c: Include tree-inline.h.
(push_without_duplicates): New static function.
(find_placeholder_in_expr): New global function.
(substitute_in_expr) <tcc_declaration>: Return the replacement object
on equality.
<tcc_expression>: Likewise.
<tcc_vl_exp>: If the replacement object is a constant, try to inline
the call in the expression.
* tree.h (finalize_size_functions): Declare.
(find_placeholder_in_expr): Likewise.
(FIND_PLACEHOLDER_IN_EXPR): New macro.
(substitute_placeholder_in_expr): Update comment.
* tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
is true.
(copy_tree_body_r): Likewise.
(copy_tree_body): New static function.
(maybe_inline_call_in_expr): New global function.
* tree-inline.h (struct copy_body_data): Add do_not_unshare field.
(maybe_inline_call_in_expr): Declare.
* Makefile.in (tree.o): Depend on TREE_INLINE_H.
(stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
GIMPLE_H.
2009-06-30 Richard Guenther <rguenther@suse.de>
* tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
continue walking.
(propagate_necessity): Do not mark reaching defs of stores
as necessary.
2009-06-30 Jan Hubicka <jh@suse.cz>
* cfgloopanal.c (check_irred): Move into ...
(mark_irreducible_loops): ... here; return true if ireducible
loops was found.
* ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
(analyze_function): Try to prove loop finiteness.
* cfgloop.h (mark_irreducible_loops): Update prototype.
* Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
* Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
2009-06-30 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/40542
* tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
types.
2009-06-30 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40582
* tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
than useless_type_conversion_p.
(generate_subtree_copies): Increment sra_stats.subtree_copies at a
proper place.
2009-06-30 Martin Jambor <mjambor@suse.cz>
PR middle-end/40554
* tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
2009-06-30 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
use ao_ref references.
(walk_aliased_vdefs): Likewise.
* tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
* tree-ssa-dce.c (struct ref_data): Remove.
(mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
(mark_aliased_reaching_defs_necessary): Adjust.
(mark_all_reaching_defs_necessary_1): Likewise.
2009-06-30 Paolo Bonzini <bonzini@gnu.org>
PR boostrap/40597
* expmed.c (emit_cstore): New name of emit_store_flag_1.
(emit_store_flag_1): Extract from emit_store_flag, adjust
calls to (what now is) emit_cstore.
(emit_store_flag): Call emit_store_flag_1 and also use it
for what used to be recursive calls.
2009-06-30 Wei Guozhi <carrot@google.com>
PR/40416
* tree-ssa-sink.c (statement_sink_location): Stop sinking expression
if the target bb post dominates from bb.
* config/i386/i386.c (memory_address_length): Check existence of base
register before using it.
2009-06-30 Nick Clifton <nickc@redhat.com>
DJ Delorie <dj@redhat.com>
* config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
__FMOVD_ENABLED__ is defined.
* config/sh/sh.h
(TARGET_FMOVD): Provide a default definition.
(MASK_FMOVD): Likewise.
(TARGET_CPU_CPP_BUILTINS): Define
__FMOVD_ENABLED__ if TARGET_FMOVD is true.
* config/sh/sh.md (movdf_i4): For alternative 0 use either one or
two fmov instructions depending upon whether TARGET_FMOVD is
enabled.
(split for DF load from memory into register): Also handle
MEMs which consist of REG+DISP addressing.
(split for DF store from register to memory): Likewise.
* config/sh/sh.opt (mfmovd): Remove this switch.
* doc/invoke.texi (-mfmovd): Remove documentation of this switch.
* config/sh/sh.c (sh_override_options): Do not automatically
enable TARGET_MOVD for the SH2A when supporting doubles - leave
that to the -mfmovd command line switch.
* config/sh/sh.c (broken_move): Do not restrict fldi test to only
the SH4 and SH4A.
(fldi_ok): Always allow.
* config/sh/sh.md (movsf_ie): Always use single fp_mode.
2009-06-29 DJ Delorie <dj@redhat.com>
* doc/install.texi (mep-x-elf): Correct chip's full name.
2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
* doc/extend.texi: Fix typo.
2009-06-29 Tom Tromey <tromey@redhat.com>
* dwarf2.h: Remove.
* Makefile.in (DWARF2_H): New variable.
(except.o): Use it.
(dwarf2out.o): Likewise.
(dwarf2asm.o): Likewise.
* config/i386/t-i386: Use DWARF2_H.
* except.c: Include elf/dwarf2.h.
* unwind-dw2.c: Include elf/dwarf2.h.
* dwarf2out.c: Include elf/dwarf2.h.
(dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
<dtprel>: New field.
(dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
(size_of_loc_descr): Likewise.
(output_loc_operands_raw): Likewise.
(output_loc_operands): Handle new dtprel field.
(loc_checksum): Update.
(loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
* unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
* unwind-dw2-fde.c: Include elf/dwarf2.h.
* dwarf2asm.c: Include elf/dwarf2.h.
* unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
* config/mmix/mmix.c: Include elf/dwarf2.h.
* config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
* config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
* config/sh/sh.c: Include elf/dwarf2.h.
* config/i386/i386.c: Include elf/dwarf2.h.
2009-06-29 DJ Delorie <dj@redhat.com>
* config/mep/mep.h (CPP_SPEC): Remove __cop macro.
* doc/extend.texi: Add MeP attributes and pragmas.
* doc/invoke.text: Add MeP Options.
* doc/contrib.texi: Add MeP contribution.
* doc/md.texi: Add MeP constraints.
* doc/install.texi: Add MeP target.
2009-06-30 Anatoly Sokolov <aesok@post.ru>
* target.h (struct gcc_target): Add frame_pointer_required field.
* target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
(TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
* ira.c (setup_eliminable_regset): Use frame_pointer_required target
hook.
* reload1.c (update_eliminables): (Ditto.).
* gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
* doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
(INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
* config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
(arm_frame_pointer_required): New function.
* config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
(avr_frame_pointer_required_p): Declare as static.
* config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
* config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
(bfin_frame_pointer_required): Make as static, change return type
to bool.
* config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
* config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
(cris_frame_pointer_required): New function.
* config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
(fr30_frame_pointer_required): New function.
* config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
(frv_frame_pointer_required): Make as static, change return type
to bool.
* config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
* config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
(ix86_frame_pointer_required): Make as static, change return type to
bool.
* config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
* config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
* config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
* config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
(mips_frame_pointer_required): Make as static.
* config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
* config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
(mmix_frame_pointer_required): Mew function.
* config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
* config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/sh/sh.h (CAN_ELIMINATE): Remove macro.
* config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
(CAN_ELIMINATE): Redefine.
* config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
(sparc_frame_pointer_required): New function.
(sparc_can_eliminate): New function.
* config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
* config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
* config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
* config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
(xtensa_frame_pointer_required): Make as static, change return type
to bool.
* config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
Remove.
2009-06-29 Olatunji Ruwase <tjruwase@google.com>
* doc/plugins.texi: Document PLUGIN_START_UNIT.
* toplev.c (compile_file): Call PLUGIN_START_UNIT.
* gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
* plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
(register_callback): Handle PLUGIN_START_UNIT.
(invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (process_call_operands): Propagate TREE_READONLY from the
operands.
(PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
(build3_stat): Propagate TREE_READONLY for COND_EXPR.
2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
* config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
move cost.
2009-06-29 Uros Bizjak <ubizjak@gmail.com>
* doc/extend.texi (Additional Floating Types): __float128 is also
supported on i386 targets.
2009-06-29 Richard Guenther <rguenther@suse.de>
PR middle-end/14187
* tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
flag.
(pt_solutions_same_restrict_base): Declare.
* tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
flag.
(new_var_info): Initialize is_global_var properly for SSA_NAMEs.
(make_constraint_from, make_copy_constraint): Move earlier.
(make_constraint_from_heapvar): New function.
(make_constraint_from_restrict): Likewise.
(handle_lhs_call): Use it.
(find_func_aliases): Use it to track conversions to restrict
qualified pointers.
(struct fieldoff): Add only_restrict_pointers flag.
(push_fields_onto_fieldstack): Initialize it.
(create_variable_info_for): Track global restrict qualified pointers.
(intra_create_variable_infos): Use make_constraint_from_heapvar.
Track restrict qualified pointer arguments.
(set_uids_in_ptset): Use varinfo is_global_var flag.
(find_what_var_points_to): Set the vars_contains_restrict flag.
Always create the points-to solution for sets including restrict tags.
(pt_solutions_same_restrict_base): New function.
* tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
qualified pointers use pt_solutions_same_restrict_base as
additional source for disambiguation.
2009-06-29 Richard Guenther <rguenther@suse.de>
PR middle-end/38212
* alias.c (find_base_decl): Remove.
(get_deref_alias_set_1): Remove restrict handling.
* c-common.c (c_apply_type_quals_to_decl): Do not set
DECL_POINTER_ALIAS_SET.
* gimplify.c (find_single_pointer_decl_1): Remove.
(find_single_pointer_decl): Likewise.
(internal_get_tmp_var): Remove restrict handling.
(gimple_regimplify_operands): Likewise.
* omp-low.c (expand_omp_atomic_pipeline): Do not set
DECL_POINTER_ALIAS_SET. Use ref-all pointers.
* print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
* tree.c (restrict_base_for_decl): Remove.
(init_ttree): Do not allocate it.
(make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
LABEL_DECL_UID for label decls.
(copy_node_stat): Do not copy restrict information.
(decl_restrict_base_lookup): Remove.
(decl_restrict_base_insert): Likewise.
(print_restrict_base_statistics): Likewise.
(dump_tree_statistics): Do not call print_restrict_base_statistics.
* tree.h (DECL_POINTER_ALIAS_SET): Remove.
(DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
(struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
(LABEL_DECL_UID): Adjust.
(DECL_BASED_ON_RESTRICT_P): Remove.
(DECL_GET_RESTRICT_BASE): Likewise.
(SET_DECL_RESTRICT_BASE): Likewise.
(struct tree_decl_with_vis): Remove based_on_restrict_p flag.
* config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
instead of DECL_POINTER_ALIAS_SET.
* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
* config/s390/s390.c (s390_gimplify_va_arg): Likewise.
* config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
2009-06-29 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40579
* tree-vrp.c (vrp_evaluate_conditional): Bail out early if
the IL to simplify has constants that overflowed.
2009-06-28 Uros Bizjak <ubizjak@gmail.com>
PR tree-optimization/40550
* tree-vect-generic.c (expand_vector_operations_1): Compute in
vector_compute_type only when the size of vector_compute_type is
less than the size of type.
2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
* fold-const.c (contains_label_1): Fix comments.
(contains_label_p): Do not walk trees multiple time.
2009-06-28 Paolo Bonzini <bonzini@gnu.org>
* config/i386/i386.h (enum ix86_fpcmp_strategy): New.
* config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
ix86_fp_comparison_operator.
(*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
*fp_jcc_2_sse, *fp_jcc_2_387): Delete
(*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
*fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
!ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
(related splits): Change predicate to ix86_fp_comparison_operator.
* config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
instead of ix86_fp_comparison_codes.
(ix86_trivial_fp_comparison_operator,
ix86_fp_comparison_operator): New.
* config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
(ix86_expand_compare): Eliminate last two parameters.
(ix86_fp_jump_nontrivial_p): Kill.
* config/i386/i386.c (put_condition_code): Eliminate call to
ix86_fp_comparison_codes and subsequent assertion.
(ix86_fp_comparison_codes): Eliminate.
(ix86_fp_swap_condition): New.
(ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
(ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
and ix86_fp_swap_condition.
(ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
Use ix86_fp_comparison_strategy.
(ix86_expand_compare): Likewise. Eliminate last two arguments.
(ix86_fp_jump_nontrivial_p): Eliminate.
(ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
call to ix86_expand_compare.
(ix86_split_fp_branch, ix86_expand_setcc,
ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
2009-06-28 Paolo Bonzini <bonzini@gnu.org>
* config/arm/arm.c (arm_final_prescan_ins): Eliminate code
related to jump_clobbers.
* config/arm/arm.md (conds): Remove jump_clob case.
(addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
splits): Change comparison_operator to arm_comparison_operator.
(*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
Eliminate.
2009-06-28 Paolo Bonzini <bonzini@gnu.org>
* dojump.c (do_compare_rtx_and_jump): Try swapping the
condition for floating point modes.
* expmed.c (emit_store_flag_1): Move here a bigger part
of emit_store_flag.
(emit_store_flag): Try swapping the condition for floating point
modes.
* optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
2009-06-28 Paolo Bonzini <bonzini@gnu.org>
* expr.c (expand_expr_real_1): Just use do_store_flag.
(do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
emit_store_flag_force.
* expmed.c (emit_store_flag_force): Copy here trick
previously in expand_expr_real_1. Try reversing the comparison.
(emit_store_flag_1): Work if target is NULL.
(emit_store_flag): Work if target is NULL, using the result mode
from the comparison. Use split_comparison, restructure final part
to simplify conditionals.
2009-06-28 Paolo Bonzini <bonzini@gnu.org>
* builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
* dojump.c (do_jump): Change handling of floating-point
ops to use just do_compare_and_jump.
(split_comparison): New.
(do_compare_rtx_and_jump): Add here logic coming previously
in do_jump, using split_comparison.
2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
PR target/40489
* config/ia64/ia64.c (ia64_reorg): Check NULL insn.
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* tree-ssa-alias.c: Fix unintentional commit.
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* passes.c (execute_one_pass): Fix unintentional commit.
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* df-problems.c (df_set_seen, df_unset_seen): Delete.
(df_rd_local_compute, df_md_local_compute): Inline them.
(df_md_scratch): New.
(df_md_alloc, df_md_free): Allocate/free it.
(df_md_local_compute): Only include live registers in init.
(df_md_transfer_function): Prune the in-set computed by
the confluence function, and the gen-set too.
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/26854
* timevar.def: Remove TV_DF_RU, add TV_DF_MD.
* df-problems.c (df_rd_add_problem): Fix comment.
(df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
df_md_simulate_artificial_defs_at_top,
df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
df_md_bb_local_compute, df_md_local_compute, df_md_reset,
df_md_transfer_function, df_md_init, df_md_confluence_0,
df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
problem_MD, df_md_add_problem): New.
* df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
df_md_get_bb_info): New.
(DF_LAST_PROBLEM_PLUS1): Adjust.
* Makefile.in (fwprop.o): Include domwalk.h.
* fwprop.c: Include domwalk.h.
(reg_defs, reg_defs_stack): New.
(bitmap_only_bit_between): Remove.
(process_defs): New.
(process_uses): Use reg_defs and local_md instead of
bitmap_only_bit_between and local_rd.
(single_def_use_enter_block): New, from build_single_def_use_links.
(single_def_use_leave_block): New.
(build_single_def_use_links): Remove code moved to
single_def_use_enter_block, invoke domwalk.
(use_killed_between): Adjust comment.
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* bitmap.h (bitmap_ior_and_into): New.
* bitmap.c (bitmap_ior_and_into): New.
2009-06-27 Paolo Bonzini <bonzini@gnu.org>
* domwalk.h (struct dom_walk_data): Remove all callbacks except
before_dom_children_before_stmts and after_dom_children_after_stmts.
Rename the two remaining callbacks to just before_dom_children and
after_dom_children. Remove other GIMPLE statement walking bits.
* domwalk.c (walk_dominator_tree): Remove now unsupported features.
* graphite.c: Do not include domwalk.h.
* tree-into-ssa.c (interesting_blocks): New global.
(struct mark_def_sites_global_data): Remove it and names_to_rename.
(mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
now that they're not domwalk callbacks.
(rewrite_initialize_block): Rename to...
(rewrite_enter_block): ... this, place after called functions. Test
interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
(rewrite_finalize_block): Rename to...
(rewrite_leave_block): ... this, place after called functions.
(rewrite_update_init_block): Rename to...
(rewrite_update_enter_block): ... this, place after called functions.
Test interesting_blocks, call rewrite_update_stmt and
rewrite_update_phi_arguments.
(rewrite_update_fini_block): Rename to...
(rewrite_leave_block): ... this, place after called functions.
(rewrite_blocks): Remove last argument, simplify initialization of
walk_data.
(mark_def_sites_initialize_block): Rename to...
(mark_def_sites_block): ... this, call mark_def_sites.
(mark_def_sites_blocks): Remove argument, simplify initialization of
walk_data.
(rewrite_into_ssa): Adjust for interesting_blocks_being a global.
(update_ssa): Likewise.
* tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
callback.
(tree_ssa_dominator_optimize): Simplify initialization of walk_data.
(dom_opt_initialize_block): Rename to...
(dom_opt_enter_block): ... this, place after called functions. Walk
statements here, inline propagate_to_outgoing_edges.
(dom_opt_finalize_block): Rename to...
(dom_opt_leave_block): ... this, place after called functions.
* tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
domwalk callback.
(dse_enter_block, dse_record_phi): New.
(dse_record_phis): Delete.
(dse_finalize_block): Rename to...
(dse_leave_block): ... this.
(tree_ssa_dse): Simplify initialization of walk_data.
* tree-ssa-loop-im.c (determine_invariantness, move_computations):
Adjust initialization of walk_data.
* tree-ssa-loop-unswitch.c: Do not include domwalk.h.
* tree-ssa-loop-phiopt.c (get_non_trapping):
Adjust initialization of walk_data.
* tree-ssa-loop-threadedge.c: Do not include domwalk.h.
* tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
it's not a domwalk callback.
(uncprop_initialize_block): Rename to...
(dse_enter_block): ... this, call uncprop_into_successor_phis.
(dse_finalize_block): Rename to...
(dse_leave_block): ... this.
(tree_ssa_uncprop): Simplify initialization of walk_data.
* Makefile.in: Adjust dependencies.
2009-06-27 Richard Earnshaw <rearnsha@arm.com>
* arm.md (casesi): Fix test for Thumb1.
(thumb1_casesi_internal_pic): Likewise.
(thumb1_casesi_dispatch): Likewise.
2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
* config/arm/arm-cores.def: Added core cortex-m0.
* config/arm/arm-tune.md: Regenerated.
* doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
2009-06-26 DJ Delorie <dj@redhat.com>
* config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
* config/mep/mep.c (mep_bundle_insns): Account for the fact that
the scheduler doesn't tag jump insns.
2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
* c-decl.c (merge_decls): Re-indent.
2009-06-26 Janis Johnson <janis187@us.ibm.com>
PR c/39902
* tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
Special-case decimal float constants.
2009-06-26 Richard Henderson <rth@redhat.com>
* function.h (struct function): Add cannot_be_copied_reason,
and cannot_be_copied_set.
* tree-inline.c (has_label_address_in_static_1): Rename from
inline_forbidden_p_2; don't set inline_forbidden_reason here.
(cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
don't set inline_forbidden_reason.
(copy_forbidden): New function, split out of inline_forbidden_p.
(inline_forbidden_p_stmt): Don't check for nonlocal labels here.
(inline_forbidden_p): Use copy_forbidden.
(tree_versionable_function_p): Likewise.
(inlinable_function_p): Merge into tree_inlinable_function_p.
(tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
* ipa-cp.c (ipcp_versionable_function_p): New function.
(ipcp_cloning_candidate_p): Use it.
(ipcp_node_modifiable_p): Likewise.
2009-06-26 Olatunji Ruwase <tjruwase@google.com>
* builtins.c (expand_builtin_alloca): Handle builtin alloca
that is marked not to be inlined. Remove flag_mudflap use.
* tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
(mf_xform_statements): Mark builtin alloca calls as un-inlineable.
2009-06-26 Steve Ellcey <sje@cup.hp.com>
PR bootstrap/40338
* config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
* config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
2009-06-26 Kai Tietz <kai.tietz@onevision.com>
* config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
shared libgcc.
(__mingwthr_remove_key_dtor): Likewise.
2009-06-26 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
PR middle-end/40525
* ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
try the non-cond_exec path also.
2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR target/40468
* pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
(output_cbranch): Use new functions.
(output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
Likewise.
2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
Pat Haugen <pthaugen@us.ibm.com>
Revital Eres <ERES@il.ibm.com>
* config/rs6000/rs6000.c (print_operand): Correct lossage message
for %c error. Add %x support to print VSX registers as a unified
register set, instead of separate float and altivec registers.
Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
%y case, and add support for VSX pre-modify addresses.
(output_toc): Add assert for CONST containing an integer constant
in the PLUS case.
(rs6000_adjust_cost): Add POWER7 support.
(insn_must_be_first_in_group): Ditto.
(insn_must_be_last_in_group): Ditto.
(rs6000_emit_popcount): Ditto.
(rs6000_vector_mode_supported_p): Ditto.
* config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
Change some of the functions called by macros to being called
through a pointer, so debug functions can be inserted if
-mdebug=addr or -mdebug=cost.
(rs6000_preferred_reload_class_ptr): Ditto.
(rs6000_secondary_reload_class_ptr): Ditto.
(rs6000_secondary_memory_needed_ptr): Ditto.
(rs6000_cannot_change_mode_class_ptr): Ditto.
(rs6000_secondary_reload_inner): Ditto.
(rs6000_legitimize_reload_address): Ditto.
(rs6000_legitimize_reload_address_ptr): Ditto.
(rs6000_mode_dependent_address): Ditto.
(rs6000_mode_dependent_address_ptr): Ditto.
* config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
function to return true if the mode allows reg + integer
addresses.
(virtual_stack_registers_memory_p): New function to return true if
the address refers to a virtual stack register.
(rs6000_legitimate_offset_address_p): Move code to say whether a
mode supports reg+int addressing to reg_offset_addressing_ok_p and
call it.
(rs6000_legitimate_address_p): Add checks for modes that only can
do reg+reg addressing. Start adding VSX support.
(rs6000_legitimize_reload_address): Ditto.
(rs6000_legitimize_address): Ditto.
(rs6000_debug_legitimate_address_p): New debug functions for
-mdebug=addr and -mdebug=cost.
(rs6000_debug_rtx_costs): Ditto.
(rs6000_debug_address_costs): Ditto.
(rs6000_debug_adjust_cost): Ditto.
(rs6000_debug_legitimize_address): Ditto.
(rs6000_legitimize_reload_address_ptr): Point to call normal
function or debug function. Make functions called via pointer
static.
(rs6000_mode_dependent_address_ptr): Ditto.
(rs6000_secondary_reload_class_ptr): Ditto.
(rs6000_hard_regno_mode_ok): Add preliminary VSX support.
(rs6000_emit_move): Add -mdebug=addr support. Change an abort
into a friendlier error.
(rs6000_init_builtins): Add initial VSX support.
(rs6000_adjust_cost): Fix some spacing issues.
* config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
(REG_CLASS_NAMES): Ditto.
(REG_CLASS_CONTENTS): Ditto.
(PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
pointer, to add -mdebug=addr support.
(CANNOT_CHANGE_MODE_CLASS): Ditto.
(SECONDARY_RELOAD_CLASS): Call through a pointer to add
-mdebug=addr support.
(LEGITIMIZE_RELOAD_ADDRESS): Ditto.
(GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
(enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
* config/rs6000/rs6000.md (bswaphi*): Add support for swapping
16-bit values.
(bswapsi*): Set attribute types for load/store. Add combiner
patterns to eliminate zero extend on 64-bit.
(bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
stdbrx if the hardware supports those instructions.
2009-06-25 Ian Lance Taylor <iant@google.com>
* doc/invoke.texi (Option Summary): Mention -static-libstdc++.
(Link Options): Document -static-libstdc++.
2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR target/38731
* config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
DATA_ALIGNMENT instead.
2009-06-25 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
indirect references against the callused/escaped solutions.
(call_may_clobber_ref_p_1): Likewise.
2009-06-25 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40493
* tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
(enum unscalarized_data_handling): New type.
(handle_unscalarized_data_in_subtree): Return what has been done.
(load_assign_lhs_subreplacements): Handle left flushes differently.
(sra_modify_assign): Use unscalarized_data_handling, simplified
condition determining whether to remove the statement.
2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
* doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
excerpt - @ should be doubled for texinfo.
2009-06-24 Ian Lance Taylor <iant@google.com>
* config/arc/arc.c: Include "df.h".
(arc_attribute_table): Make static. Move higher in file.
(arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
(output_shift): Initialize n later to avoid warning.
* config/arm/arm.c (arm_attribute_table): Make static. Move
higher in file.
* config/avr/avr.c (avr_attribute_table): Make static. Move
higher in file.
(reg_class_tab): Change array type from int to enum reg_class.
(avr_jump_mode): Change GET_MODE to GET_CODE when checking for
LABEL_REF.
(out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
(lshrhi3_out): Likewise.
(class_likely_spilled_p): Change return type to bool.
(avr_rtx_costs): Use local code variable with enum type.
* config/avr/avr.md (movmemhi): Use add_reg_note.
(andhi3, andsi3): Don't use AS2 with "and".
(iorhi3, iorsi3): Don't use AS2 with "or".
* config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
* config/crx/crx.c: Include "df.h".
(crx_attribute_table): Make static.
* config/m32r/m32r.c: Include "df.h".
(m32r_attribute_table): Make static. Move higher in file.
(pop): Use add_reg_note.
(block_move_call): Change 0 to LCT_NORMAL in function call.
* config/m32r/m32r.md (movsi_insn): Remove unused local value.
* config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
* config/m32r/m32r-protos.h (m32r_compute_function_type): Always
declare, not just when TREE_CODE is defined.
* config/m68hc11/m68hc11.c: Include "expr.h".
(m68hc11_attribute_table): Make static. Move higher in file.
(m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
function call.
(m68hc11_register_indirect_p): Likewise.
(m68hc11_function_arg_padding): Change return type to enum
direction.
(emit_move_after_reload): Use add_reg_note.
(m68hc11_emit_logical): Change code parameter to enum rtx_code.
(m68hc11_split_logical): Likewise.
(m68hc11_rtx_costs): Add local code_and outer_code variables with
enum type.
* config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
to VOIDmode in function call.
* config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
tree is defined.
(m68hc11_split_logical): Update declaration.
(m68hc11_function_arg_padding): Update declaration.
* config/mcore/mcore.c (regno_reg_class): Change form array of int
to array of enum reg_class.
(mcore_attribute_table): Make static. Move higher in file.
(mcore_rtx_costs): Add cast to enum type.
* config/mcore/mcore.h (regno_reg_class): Update declaration.
(GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
* config/sh/sh.c (sh_attribute_table): Make static. Move higher
in file.
* config/sh/predicates.md (trapping_target_operand): Rename and to
and_expr.
* config/sparc/sparc.c (sparc_attribute_table): Make static. Move
higher in file.
* config/spu/spu.c (spu_attribute_table): Make static. Move
higher in file.
* config/v850/v850.c (v850_attribute_table): Make static. Move
higher in file.
(v850_rtx_costs): Use local code with enum type.
(expand_epilogue): Add cast.
* config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
PR target/40515
* doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
-m2a-single-only and -m2a-nofpu.
* config/sh/sh.opt: Document m2a generates FPU code.
2009-06-24 Anatoly Sokolov <aesok@post.ru>
* defaults.h (CAN_ELIMINATE): Provide default.
* doc/tm.texi (CAN_ELIMINATE): Revise documentation.
* config/alpha/alpha.h (CAN_ELIMINATE): Delete.
* config/m32c/m32c.h (CAN_ELIMINATE): Delete.
* config/spu/spu.h (CAN_ELIMINATE): Delete.
* config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
* config/moxie/moxie.h (CAN_ELIMINATE): Delete.
* config/cris/cris.h (CAN_ELIMINATE): Delete.
* config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
* config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
* config/mmix/mmix.h (CAN_ELIMINATE): Delete.
2009-06-24 DJ Delorie <dj@redhat.com>
* mep-ext-cop.cpu: Fix copyright notice.
* mep-default: Fix copyright notice.
* mep-core: Fix copyright notice.
* mep: Fix copyright notice.
* mep-ivc2: Fix copyright notice.
* mep-c5: Fix copyright notice.
2009-06-24 Denis Chertykov <chertykov@gmail.com>
* doc/contrib.texi (Contributors):
2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR middle-end/40501
* tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
src and dst operands if necessary.
2009-06-23 DJ Delorie <dj@redhat.com>
Add MeP port.
* config.gcc: Add mep support.
* recog.c: Resurrect validate_replace_rtx_subexp().
* recog.h: Likewise.
* config/mep/: Add new port:
* config/mep/constraints.md: New file.
* config/mep/default.h: New file.
* config/mep/intrinsics.h: New file.
* config/mep/intrinsics.md: New file.
* config/mep/ivc2-template.h: New file.
* config/mep/mep-c5.cpu: New file.
* config/mep/mep-core.cpu: New file.
* config/mep/mep-default.cpu: New file.
* config/mep/mep-ext-cop.cpu: New file.
* config/mep/mep-intrin.h: New file.
* config/mep/mep-ivc2.cpu: New file.
* config/mep/mep-lib1.asm: New file.
* config/mep/mep-lib2.c: New file.
* config/mep/mep-pragma.c: New file.
* config/mep/mep-protos.h: New file.
* config/mep/mep-tramp.c: New file.
* config/mep/mep.c: New file.
* config/mep/mep.cpu: New file.
* config/mep/mep.h: New file.
* config/mep/mep.md: New file.
* config/mep/mep.opt: New file.
* config/mep/predicates.md: New file.
* config/mep/t-mep: New file.
2009-06-23 Ian Lance Taylor <iant@google.com>
* configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
from loose_warn into c_loose_warn and from strict_warn into
c_strict_warn. Set and substitute warn_cxxflags. Check for
--enable-build-with-cxx. Set and substitute
ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
* Makefile.in (CXXFLAGS): New variable.
(C_LOOSE_WARN, C_STRICT_WARN): New variables.
(GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
the default is the same as $(STRICT_WARN).
(GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
(CXX): New variable.
(COMPILER): New value if ENABLE_BUILD_WITH_CXX.
(COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
(ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
(HOST_LIBS): New variable.
(GCC_CFLAGS): Add $(C_LOOSE_WARN).
(ALL_CXXFLAGS): New variable.
(LIBS, BACKENDLIBS): Add $(HOST_LIBS).
* doc/install.texi (Configuration): Document
--enable-build-with-cxx, --with-stage1-ldflags,
--with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
* configure: Rebuild.
2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (arm_override_options): Fix braces and formatting
from previous commit.
2009-06-23 Ian Lance Taylor <iant@google.com>
* Makefile.in ($(out_object_file)): Depend upon $(DF_H).
2009-06-23 Ian Lance Taylor <iant@google.com>
* reload.c (alternative_allows_const_pool_ref): Mark mem parameter
with ATTRIBUTE_UNUSED.
2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
Pat Haugen <pthaugen@us.ibm.com>
Revital Eres <eres@il.ibm.com>
* config.in (HAVE_AS_POPCNTD): Add default definition.
(HAVE_AS_LWSYNC): Ditto.
* configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
release number.
(gcc_cv_as_powerpc_cmpb): Ditto.
(gcc_cv_as_powerpc_dfp): Ditto.
(gcc_cv_as_powerpc_vsx): Ditto.
(gcc_cv_as_powerpc_popcntd): Add feature test for assembler
supporting the popcntd/lwsync instructions.
(gcc_cv_as_powerpc_lwsync): Ditto.
* configure: Regenerate.
* config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
-mcpu=native and -mcpu=power7.
* config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
* config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
a variable instead of a mask to reduce the number of mask bits.
* config/rs6000/sysv4.opt (-mbit-align): Ditto.
(-mbit-word): Ditto.
(-mregnames): Ditto.
* config/rs6000/rs6000.opt (-mupdate): Ditto.
(-mfused-madd): Ditto.
* config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
2.06 instructions.
(-mvsx): New switch for VSX instructions.
(-misel): Move from a variable to a mask to allow it to be set by
-mcpu=.
* config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
function declaration to an array declaration.
(rs6000_hard_regno_nregs): New external array declaration.
* config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
files included by rs6000.md.
* config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
* config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
a target mask.
(rs6000_debug_reg): New -mdebug= variables.
(rs6000_debug_addr): Ditto.
(rs6000_debug_cost): Ditto.
(rs6000_pmode): New variable to hold Pmode.
(rs6000_pointer_size): New variable to hold POINTER_SIZE.
(rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
calculated at compiler start.
(rs6000_hard_regno_nregs): Change function to an array which holds
HARD_REGNO_NREGS calculated at compiler start.
(rs6000_explicit_options): Delete isel field.
(rs6000_vector_unit): New array to hold which vector unit
supports arithmetic options for a given type.
(rs6000_vector_mem): New array to hold which vector unit supports
memory reference operations for a given type.
(rs6000_vector_align): New array to given the alignment of each
vector type.
(power7_cost): New basic costs for power7.
(SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
(rs6000_hard_regno_nregs_internal): New function, moved from
HARD_REGNO_NREGS, to calculate the number of registers each hard
register takes for each type.
(rs6000_debug_reg_print): New function for -mdebug=reg support.
(rs6000_debug_vector_unit): New array, map rs6000_vector to string.
(+rs6000_init_hard_regno_mode_ok): New function, move calculation
of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
unit information here so it is calculated once at compiler startup
time.
(rs6000_override_options): Make -misel a target mask. Add more
power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
VSX support. Add support for -mdebug=reg, -mdebug=addr, and
-mdebug=cost.
(POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
(rs6000_handle_option): Move -misel from variable to target mask.
(rs6000_builtin_mask_for_load): Add VSX support.
(rs6000_conditional_register_usage): Ditto.
(USE_ALTIVEC_FOR_ARG_P): Ditto.
(function_arg_boundary): Ditto.
(rs6000_expand_builtin): Ditto.
(def_builtin): Make abort message a little friendlier.
(rs6000_emit_int_cmove): Add support for 64-bit isel.
* config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
assembler support the popcntd instruction instead of a vsx
instruction to enable power7 support.
(ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
(EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
option to the assembler if -mcpu=native.
(ASM_CPU_NATIVE_SPEC): Ditto.
(TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
ISA 2.06 features.
(TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
the lwsync instruction.
(enum processor_type): Add PROCESSOR_POWER7.
(rs6000_debug_reg): New -mdebug= options.
(rs6000_debug_addr): Ditto.
(rs6000_debug_cost): Ditto.
(rs6000_isel): Delete.
(enum rs6000_vector): New enum to say what vector unit we have.
(VECTOR_UNIT_*): New macros to say which vector unit has
arithmetic operations for a given type.
(VECTOR_MEM_*): New macros to say which vector unit has memory
operations for a given type.
(TARGET_LDBRX): Whether the machine supports the ldbrx
instruction.
(TARGET_ISEL): Delete, -misel moved to be a mask.
(TARGET_ISEL64): New macro for 64-bit isel support.
(UNITS_PER_VSX_WORD): New macro.
(POINTER_SIZE): Move to be an external variable, rather than
calculating whether we are generating 32 ot 64-bit code.
(Pmode): Ditto.
(STACK_BOUNDARY): Add VSX support.
(LOCAL_ALIGNMENT): Ditto.
(SLOW_UNALIGNED_ACCESS): Ditto.
(VSX_REGNO_P): New macro for VSX support.
(VFLOAT_REGNO_P): Ditto.
(VINT_REGNO_P): Ditto.
(VLOGICAL_REGNO_P): Ditto.
(VSX_VECTOR_MODE): Ditto.
(VSX_SCALAR_MODE): Ditto.
(VSX_MODE): Ditto.
(VSX_MOVE_MODE): Ditto.
(VSX_REG_CLASS_P): Ditto.
(HARD_REGNO_NREGS): Instead of calling a function, use an array
lookup.
(UNITS_PER_SIMD_WORD): Add VSX support.
(MODES_TIEABLE_P): Ditto.
(STARTING_FRAME_OFFSET): Ditto.
(STACK_DYNAMIC_OFFSET): Ditto.
(EPILOGUE_USES): Ditto.
(REGNO_REG_CLASS): Move to array lookup.
(CLASS_MAX_NREGS): Ditto.
(rs6000_vector_reg_class): Add declaration.
(ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
overlap with the floating point and Altivec registers.
* config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
* config/rs6000/driver-rs6000.c (asm_names): New static array to
give the appropriate asm switches if -mcpu=native.
(host_detect_local_cpu): Add support for "asm".
(host_detect_local_cpu): Follow GNU code guidelines for name.
* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
-mbit-word to a variable instead of being a target mask.
* config/rs6000/sync.md (lwsync): If the assembler supports it,
emit the lwsync instruction instead of emitting the instruction as
an integer constant.
* config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
fixuns_trundfsi2, move expander into rs6000.md.
* config/rs6000/rs6000.md (cpu): Add power7.
(sel, *ptrsize): New mode attributes for 32/64-bit isel.
(logical predicate patterns): Change the single instruction
primitives that set CR0 to be fast_compare instead of compare.
(norsi*): Ditto.
(popcntwsi2): Add support for ISA 2.06 popcount instructions.
(popcntddi2): Ditto.
(popcount<mode>): Ditto.
(floating multiply/add insns): Name the floating point
multiply/add insns.
(isel_signed_<mode>): Add support for -misel on 64-bit systems.
(isel_unsigned_<mode>): Ditto.
(fixuns_trundfsi2): Move expander here from spe.md.
(smindi3): Define if we have -misel on 64-bit systems.
(smaxdi3): Ditto.
(umindi3): Ditto.
(umaxdi3): Ditto.
2009-06-23 Anatoly Sokolov <aesok@post.ru>
* config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
extra_objs.
* config/avr/avr.c (avr_current_device): New variable.
(avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
(avr_arch, mcu_type_s): Move to avr.h.
* config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
default_data_section_start fields.
(avr_arch): Moved from avr.c.
(mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
library_name fields.
(avr_current_device, avr_mcu_types, avr_arch_types,
avr_device_to_arch, avr_device_to_data_start,
avr_device_to_startfiles, avr_device_to_devicelib): Declare.
(EXTRA_SPEC_FUNCTIONS): Define.
(LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
options mapping. Use device_to_arch and device_to_data_start insted.
(STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
(CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
* config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
* config/avr/driver-avr.c: New file.
* config/avr/avr-devices.c: New file.
2009-06-23 Jakub Jelinek <jakub@redhat.com>
* var-tracking.c (unshare_variable): Force initialized to
be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
(set_variable_part): Likewise.
(struct variable_union_info): Remove pos_src field.
(vui_vec, vui_allocated): New variables.
(variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
== 1 use a simpler sorting algorithm. Compute pos field right
away, don't fill in pos_src. For dst_l == 2 avoid qsort.
Avoid quadratic comparison if !flag_var_tracking_uninit.
(variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
unshare_variable unconditionally.
(dataflow_set_different_2): Removed.
(dataflow_set_different): Don't traverse second hash table.
(compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
unconditionally to var_reg_set or var_mem_set.
(emit_notes_in_bb): Likewise.
(delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
unshare_variable.
(emit_note_insn_var_location): Don't set initialized to
VAR_INIT_STATUS_INITIALIZED early.
(vt_finalize): Free vui_vec if needed, clear vui_vec and
vui_allocated.
* rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
* tree-object-size.c (addr_object_size): Instead of checking
for non-NULL TREE_CHAIN of the FIELD_DECL check that there
are no FIELD_DECLs following it.
2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
* tree-ssa-math-opts.c (find_bswap): Increase the search depth in
order to match bswaps with signed source operands.
2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* sdbout.c (sdbout_one_type): Fix braces in switch.
2009-06-23 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (struct variable_info): Add is_global_var
member.
(var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
var_callused, callused_tree, var_storedanything, storedanything_tree,
var_integer, integer_tree): Remove global variables.
(new_var_info): Do not pass new id, append the new var to the
global variable vector.
(do_ds_constraint): Use is_global_var member of the variable-info.
(new_scalar_tmp_constraint_exp): Adjust.
(create_function_info_for): Likewise.
(create_variable_info_for): Likewise.
(find_what_var_points_to): Remove dead code.
(init_base_vars): Simplify.
(compute_points_to_sets): Adjust.
2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (try_combine): Dump information about the insns we're
combining.
2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
* combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
check when calling force_to_mode on TRUNCATE's operand.
2009-06-22 Ian Lance Taylor <iant@google.com>
* config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
* config/arm/arm.md (prologue_use): Set length of fake insn to 0.
2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
override library linkage flags such as -static-libgcc or
-shared-libgcc.
2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
* config/m68k/m68k-devices.def: Add line for MCF5221x.
2009-06-22 Ian Lance Taylor <iant@google.com>
* config/linux.opt: Put mglibc ahead of muclibc.
* c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
for duplicate decls.
2009-06-22 Matthias Klose <doko@ubuntu.com>
* Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
PR objc/28050
* c-parser.c (c_parser_objc_message_args): Return error_mark_node
instead of NULL if a parser error occurs.
2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* dwarf2out.c (dwarf2_debug_hooks): Initialize
non-DWARF2_DEBUGGING_INFO version.
2009-06-22 Kai Tietz <kai.tietz@onevision.com>
* config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
* config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
(LIBGCC2_TF_CEXT): Define.
(TF_SIZE): Define.
2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/40463
* config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (arm_override_options): Disable
-mcaller-super-interworking and -mcallee-super-interworking.
* doc/invoke.texi (ARM Options): Document this.
2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
* config/arm/arm.c (arm_print_operand): Deal with HIGH.
* config/arm/constraints.md (j): New constraint for movw operands.
(N): Remove thumb2 meaning.
* config/arm/arm.md (*arm_movw): Delete.
(*arm_movsi_insn): Use j constraint for movw instead of N constraint.
* config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
* config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
2009-06-22 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40492
* tree-sra.c (sra_modify_assign): Pass zero offsets to
build_ref_for_offset.
2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
* alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
JUMP_TABLE_DATA_P predicates where applicable.
* auto-inc-dec.c: Ditto.
* builtins.c: Ditto.
* caller-save.c: Ditto.
* calls.c: Ditto.
* cfgcleanup.c: Ditto.
* cfglayout.c: Ditto.
* cfgrtl.c: Ditto.
* combine.c: Ditto.
* combine-stack-adj.c: Ditto.
* cse.c: Ditto.
* cselib.c: Ditto.
* dbxout.c: Ditto.
* df-scan.c: Ditto.
* dse.c: Ditto.
* dwarf2asm.c: Ditto.
* dwarf2out.c: Ditto.
* emit-rtl.c: Ditto.
* except.c: Ditto.
* explow.c: Ditto.
* expmed.c: Ditto.
* expr.c: Ditto.
* final.c: Ditto.
* function.c: Ditto.
* fwprop.c: Ditto.
* gcse.c: Ditto.
* genpreds.c: Ditto.
* genrecog.c: Ditto.
* ifcvt.c: Ditto.
* ira-costs.c: Ditto.
* ira-lives.c: Ditto.
* jump.c: Ditto.
* loop-iv.c: Ditto.
* lower-subreg.c: Ditto.
* modulo-sched.c: Ditto.
* optabs.c: Ditto.
* postreload.c: Ditto.
* print-rtl.c: Ditto.
* recog.c: Ditto.
* reginfo.c: Ditto.
* regmove.c: Ditto.
* reload1.c: Ditto.
* reload.c: Ditto.
* reorg.c: Ditto.
* rtlanal.c: Ditto.
* rtl.c: Ditto.
* sched-vis.c: Ditto.
* sdbout.c: Ditto.
* sel-sched-ir.c: Ditto.
* simplify-rtx.c: Ditto.
* targhooks.c: Ditto.
* var-tracking.c: Ditto.
* vmsdbgout.c: Ditto.
2009-06-22 Matthias Klose <doko@ubuntu.com>
* Makefile.in (install-plugin): Always use DESTDIR.
2009-06-22 Olivier Hainque <hainque@adacore.com>
* config/pa/pa.c (output_call): Don't optimize post call jumps
into return address adjustments if the call may throw.
2009-06-21 Richard Earnshaw <rearnsha@arm.com>
* arm.c (thumb1_output_casesi): New function.
* arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
optimizing for size or PIC.
(CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
* arm.md (UNSPEC_THUMB1_CASESI): New constant.
(casesi): Handle Thumb-1 when optimizing for size or PIC.
(thumb1_casesi_internal_pic): New expand rule.
(thumb1_casesi_dispatch): New pattern.
* aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
thumb-1 mode.
* coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
in the text seciton when PIC or optimizing for size.
* elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
* lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
preservation properties of code.
(__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
(__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
(__gnu_thumb1_case_si): New function.
* t-arm (LIB1ASMSRC): Define here.
(LIB1ASMFUNCS): Add some common functions.
* t-arm-elf (LIB1ASMSRC): Delete.
(LIB1ASMFUNCS): Append to existing set.
* t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
* t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
* t-symbian (LIB1ASMFUNCS): Likewise.
* t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
* t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2009-06-21 Richard Guenther <rguenther@suse.de>
PR tree-optimization/38729
* tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
to loops with a single exit if -fno-expensive-optimizations.
2009-06-21 Jakub Jelinek <jakub@redhat.com>
* var-tracking.c (struct shared_hash_def, shared_hash): New types.
(dataflow_set): Change vars type from htab_t to shared_hash.
(shared_hash_pool, empty_shared_hash): New variables.
(vars_clear): Removed.
(shared_hash_shared, shared_hash_htab, shared_hash_copy,
shared_hash_find_slot_unshare, shared_hash_find_slot,
shared_hash_find_slot_noinsert, shared_hash_find): New
static inlines.
(shared_hash_unshare, shared_hash_destroy): New functions.
(unshare_variable): Unshare set->vars if shared, use
shared_hash_htab.
(vars_copy): Use htab_traverse_noresize instead of htab_traverse.
(get_init_value, find_src_set_src, dump_dataflow_set,
clobber_variable_part, emit_notes_for_differences): Use
shared_hash_htab.
(dataflow_set_init): Remove second argument, set vars to
empty_shared_hash instead of creating a new htab.
(dataflow_set_clear): Call shared_hash_destroy and set vars
to empty_shared_hash instead of calling vars_clear.
(dataflow_set_copy): Don't call vars_copy, instead just share
the src htab with dst.
(variable_union): Use shared_hash_*, use initially NO_INSERT
lookup if set->vars is shared. Don't keep slot cleared before
calling unshare_variable. Unshare set->vars if needed.
Even ->refcount == 1 vars must be unshared if set->vars is shared
and var needs to be modified.
(variable_canonicalize): New function.
(dataflow_set_union): If dst->vars is empty, just share src->vars
with dst->vars and traverse with variable_canonicalize to canonicalize
and unshare what is needed.
(dataflow_set_different): If old_set and new_set use the same shared
htab, they aren't different. If number of htab elements is different,
htabs are different. Use shared_hash_*.
(dataflow_set_destroy): Call shared_hash_destroy instead of
htab_delete.
(compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
second argument to dataflow_set_init.
(vt_initialize): Likewise. Initialize shared_hash_pool and
empty_shared_hash, move bb in/out initialization afterwards.
Use variable_htab_free instead of NULL as changed_variables del hook.
(variable_was_changed): Change type of second argument to pointer to
dataflow_set. When inserting var into changed_variables, bump
refcount. Unshare set->vars if set is shared htab and slot needs to
be cleared.
(set_variable_part): Use shared_hash_*, use initially NO_INSERT
lookup if set->vars is shared. Unshare set->vars if needed.
Even ->refcount == 1 vars must be unshared if set->vars is shared
and var needs to be modified. Adjust variable_was_changed caller.
(delete_variable_part): Use shared_hash_*. Even ->refcount == 1
vars must be unshared if set->vars is shared and var needs to be
modified. Adjust variable_was_changed caller.
(emit_note_insn_var_location): Don't pool_free var.
(emit_notes_for_differences_1): Initialize empty_var->refcount to 0
instead of 1.
(vt_finalize): Call htab_delete on empty_shared_hash->htab and
free_alloc_pool on shared_hash_pool.
2009-06-20 Anthony Green <green@moxielogic.com>
* config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
* config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
2009-06-20 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (find_func_aliases): For memset use
a constraint from NULL if we memset to zero.
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
we explicitly handle that do not read from memory.
(call_may_clobber_ref_p_1): Properly handle builtins that may
set errno.
2009-06-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40495
* tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
(new_scalar_tmp_constraint_exp): New function.
(process_constraint): Do not create temporary decls.
(process_all_all_constraints): Likewise.
(handle_const_call): Likewise.
(create_function_info_for): Do not set decl.
2009-06-19 Ian Lance Taylor <iant@google.com>
* config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
(rs6000_attribute_table): Make static; move before use.
2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
* tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
<tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
Propagate the TREE_READONLY flag without overwriting it.
(substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
Propagate the TREE_READONLY flag onto the result.
(process_call_operands): Move around. Use correct constant value.
2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
PR target/40482
* config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
* config/arm/arm.md: Likewise.
2009-06-19 Ian Lance Taylor <iant@google.com>
* tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
to GIMPLE_ERROR_MARK.
* c-typeck.c (build_conditional_expr): Add op1_original_type and
op2_original_type parameters. Warn about using different enum types.
* c-parser.c (c_parser_conditional_expression): Pass original
types to build_conditional_expr.
* c-tree.h (build_conditional_expr): Update declaration.
2009-06-19 Ian Lance Taylor <iant@google.com>
* config/i386/i386.c (ix86_function_specific_save): Test that
fields match values, rather than testing the values are in a
certain range.
2009-06-19 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
ADDR_EXPR pointers.
(ptr_derefs_may_alias_p): Likewise.
(ptr_deref_may_alias_ref_p_1): New function.
(ptr_deref_may_alias_ref_p): Likewise.
(ref_maybe_used_by_call_p_1): Handle builtins that are not
covered by looking at the ESCAPED solution.
(call_may_clobber_ref_p_1): Likewise.
* tree-ssa-structalias.c (get_constraint_for_ptr_offset):
Handle NULL_TREE offset. Do not produce redundant constraints.
(process_all_all_constraints): New helper function.
(do_structure_copy): Use it.
(handle_lhs_call): Likewise.
(find_func_aliases): Handle some builtins with pointer arguments
and/or return values explicitly.
2009-06-19 Ian Lance Taylor <iant@google.com>
* varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
2009-06-19 Ian Lance Taylor <iant@google.com>
* rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
2009-06-19 Ian Lance Taylor <iant@google.com>
* ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
* sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
version.
* c-decl.c (finish_decl): If -Wc++-compat, warn about
uninitialized const.
2009-06-19 Ian Lance Taylor <iant@google.com>
* dse.c (struct store_info): Rename bitmap field to bmap. Change
all uses.
* c-decl.c (in_struct, struct_types): Remove.
(struct c_binding): Add in_struct field.
(c_binding_ptr): Define type, along with VEC.
(struct c_struct_parse_info): Define.
(struct_parse_info): New static variable.
(bind): Initialize in_struct field.
(start_struct): Remove enclosing_in_struct and
enclosing_struct_types parameters. Add
enclosing_struct_parse_info parameter. Change all callers. Set
struct_parse_info rather than in_struct and struct_types.
(grokfield): If -Wc++-compat and there is a symbol binding for the
field name, set the in_struct flag and push it on the
struct_parse_info->fields vector.
(warn_cxx_compat_finish_struct): New static function.
(finish_struct): Remove enclosing_in_struct and
enclosing_struct_types parameters. Add
enclosing_struct_parse_info parameter. Change all callers. Don't
set C_TYPE_DEFINED_IN_STRUCT here. Call
warn_cxx_compat_finish_struct. Free struct_parse_info and set to
parameter. Only push on struct_types if warn_cxx_compat.
(finish_enum): Only push on struct_types if warn_cxx_compat.
(declspecs_add_type): Add loc parameter. Change all callers.
Change all error calls to error_at. Pass loc, not input_location,
to pedwarn calls. Warn if -Wc++-compat and a typedef name is
defined in a struct. If -Wc++-compat and parsing a struct, record
that a typedef name was used.
* c-parser.c (c_parser_declspecs): Get location to pass to
declspecs_add_type.
(c_parser_struct_or_union_specifier): Update calls to start_struct
and finish_struct.
* c-tree.h (struct c_struct_parse_info): Declare.
(finish_struct, start_struct): Update declarations.
(declspecs_add_type): Update declaration.
2009-06-19 Ian Lance Taylor <iant@google.com>
* c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
variable with an anonymous type.
2009-06-19 Uros Bizjak <ubizjak@gmail.com>
* see.c: Remove for real.
2009-06-19 Uros Bizjak <ubizjak@gmail.com>
* optabs.h (enum optab_index): Add new OTI_significand.
(significand_optab): Define corresponding macro.
* optabs.c (init_optabs): Initialize significand_optab.
* genopinit.c (optabs): Implement significand_optab using
significand?f2 patterns.
* builtins.c (expand_builtin_mathfn): Handle
BUILT_IN_SIGNIFICAND{,F,L}.
(expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
* config/i386/i386.md (significandxf2, significand<mode>2): New
expanders to implement significandf, significand and significandl
built-ins as inline x87 intrinsics.
2009-06-18 Anatoly Sokolov <aesok@post.ru>
* config/avr/avr.c (avr_override_options): Remove setting value of
PARAM_INLINE_CALL_COST.
2009-06-18 Richard Henderson <rth@redhat.com>
PR 40488
* tree-pass.h (TDF_ASMNAME): New.
* tree-dump.c (dump_options): Add asmname.
* doc/invoke.texi: Document it.
* tree-pretty-print.c (maybe_dump_asm_name): Merge into...
(dump_decl_name): ...here.
(dump_function_name): New flags arg; mind TDF_ASMNAME.
(dump_generic_node): Update dump_function_name calls.
(print_call_name): New flags arg; update all dump calls.
* diagnostic.h (print_call_name): Update.
* gimple-pretty-print.c (dump_gimple_call): Update.
2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
PR target/40470
* config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
2009-06-18 Diego Novillo <dnovillo@google.com>
* doc/plugins.texi: Document plugin_is_GPL_compatible.
* plugin.c (str_license): Declare.
(try_init_one_plugin): Assert that the symbol
'plugin_is_GPL_compatible' exists.
2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
* see.c: Remove.
* Makefile.in (OBJS-common): Remove see.o.
(see.o): Remove.
* common.opt (fsee): Mark as preserved for backward compatibility.
* opts.c (common_handle_option): Add OPT_fsee to the backward
compatibility section.
* passes.c (init_optimization_passes, pass_see): Remove pass.
* timevar.def (TV_SEE): Remove.
* tree-pass.h (pass_see): Remove declaration.
* doc/invoke.texi (-fsee): Remove documentation.
2009-06-18 Martin Jambor <mjambor@suse.cz>
* tree-sra.c: Include statistics.h
(sra_stats): New variable.
(sra_initialize): Clear sra_stats.
(create_access_replacement): Increment sra_stats.replacements.
(get_access_replacement): Do not return twice.
(analyze_all_variable_accesses): Increment statistics counter by the
number of scalarized aggregates.
(generate_subtree_copies): Increment sra_stats.subtree_copies.
(sra_modify_expr): Increment sra_stats.exprs.
(load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
(sra_modify_assign): Increment sra_stats.exprs,
sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
(perform_intra_sra): Update statistics counters.
* Makefile.in (tree-sra.o): Add statistics.h to dependencies.
2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
* config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
(arm_scalar_mode_supported_p): New function.
2009-06-18 Paul Brook <paul@codesourcery.com>
Sandra Loosemore <sandra@codesourcery.com>
* config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
(__extendhfsf2, __truncsfhf2): Define.
* config/arm/fp16.c: New file.
* config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
* config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
* doc/extend.texi (Half-Precision): New section.
* doc/invoke.texi (Option Summary): List -mfp16-format.
(ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
* config/arm/arm.opt (mfp16-format=): New.
* config/arm/arm.c: Include intl.h.
(TARGET_INVALID_PARAMETER_TYPE): Redefine.
(TARGET_INVALID_RETURN_TYPE): Redefine.
(TARGET_PROMOTED_TYPE): Redefine.
(TARGET_CONVERT_TO_TYPE): Redefine.
(arm_fp16_format): Define.
(all_fpus): Add entry for neon-fp16.
(fp_model_for_fpu): Likewise.
(struct fp16_format): Declare.
(all_fp16_formats): Define.
(arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
functions.
(arm_override_options): Set arm_fp16_format. Call sorry for fp16
and no ldrh.
(arm_legitimate_index_p): Treat HFmode like HImode.
(thumb1_legitimate_address_p): Make it recognize HFmode constants.
(coproc_secondary_reload_class): Special-case HFmode.
(arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
(arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
(arm_init_fp16_builtins): New.
(arm_init_builtins): Call it.
(arm_invalid_parameter_type): New.
(arm_invalid_return_type): New.
(arm_promoted_type): New.
(arm_convert_to_type).
(arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
format.
(arm_emit_fp16_const): New function.
(arm_mangle_type): Mangle __fp16 as "Dh".
* config/arm/arm.h (TARGET_VFPD32): Make it know about
FPUTYPE_NEON_FP16.
(TARGET_NEON_FP16): New.
(TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
(enum fputype): Add FPUTYPE_NEON_FP16.
(enum arm_fp16_format_type): Declare.
(arm_fp16_format): Declare.
(LARGEST_EXPONENT_IS_NORMAL): Define.
* config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
* config/arm/arm-modes.def (HFmode): Define.
* config/arm/vfp.md (*movhf_vfp): New.
(extendhfsf2): New.
(truncsfhf2): New.
* config/arm/arm.md (fpu): Add neon_fp16.
(floatsihf2, floatdihf2): New.
(fix_trunchfsi2, fix_trunchfdi2): New.
(truncdfhf2): New.
(extendhfdf2): New.
(movhf): New.
(*arm32_movhf): New.
(*thumb1_movhf): New.
(consttable_2): Add check for HFmode constants.
(consttable_4): Handle HFmode constants.
2009-06-18 Uros Bizjak <ubizjak@gmail.com>
* convert.c (convert_to_integer): Convert (int)logb() into ilogb().
2009-06-17 Olivier Hainque <hainque@adacore.com>
* collect2.c (main): Use CONST_CAST2 to perform char ** to
const char ** conversion in AIX specific section.
2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_special_builtin_type): Remove
UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
(bdesc_special_args): Updated.
(ix86_init_mmx_sse_builtins): Likewise.
(ix86_expand_special_args_builtin): Likewise.
2009-06-17 Richard Henderson <rth@redhat.com>
* tree-pretty-print.c (maybe_dump_asm_name): New.
(dump_decl_name): Use it.
(PRINT_FUNCTION_NAME): Merge into...
(dump_function_name): ... here. Use maybe_dump_asm_name.
2009-06-17 Cary Coutant <ccoutant@google.com>
* dbxout.c (dbxout_source_line): Add is_stmt parameter.
Change caller.
* debug.c (struct gcc_debug_hooks): Change placeholder for
source_line hook.
(debug_nothing_int_charstar_int): Replaced by...
(debug_nothing_int_charstar_int_bool): ...this.
* debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
source_line prototype.
(debug_nothing_int_charstar_int): Replaced by...
(debug_nothing_int_charstar_int_bool): ...this.
* defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
* dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
Output is_stmt operand when necessary.
* final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
(notice_source_line): Add is_stmt parameter.
* sdbout.c (sdbout_source_line): Add is_stmt parameter.
* vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
Change callers.
* xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
* xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
2009-06-17 Ian Lance Taylor <iant@google.com>
* expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
Change all uses.
(struct store_by_pieces_d): Rename from store_by_pieces. Change
call uses.
2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
* tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
tree_strip_sign_nop_conversions and
tree_ssa_strip_useless_type_conversions rather than stripping
the operations here.
(tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
Declare them.
* gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
* tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
* tree.c (tree_nop_conversion, tree_sign_nop_conversion,
tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
functions.
2009-06-17 Michael Eager <eager@eagercon.com>
* config/rs6000/constraints.md (register_constraint "d"): New.
* config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
*movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
*negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
* config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
__fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
__fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
__fctiwz): Same.
* config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
*fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
*subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
*fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
*fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
*movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
*movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
*fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
*movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
*cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
* doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
2009-06-16 Ian Lance Taylor <iant@google.com>
* profile.c (total_num_never_executed): Don't define.
(compute_branch_probabilities): Don't count or print
num_never_executed.
(init_branch_prob): Don't set total_num_never_executed.
(end_branch_prob): Don't print total_num_never_executed.
2009-06-17 David Daney <ddaney@caviumnetworks.com>
* jump.c (cleanup_barriers): Handle case of no insns before a barrier.
2009-06-17 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
(nabstd2_fpr): Same.
2009-06-17 Steve Ellcey <sje@cup.hp.com>
* expr.c (expand_assignment): Change complex type check.
2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
* doc/plugins.texi (Building GCC plugins): Added new section.
2009-06-17 Ian Lance Taylor <iant@google.com>
* c-pch.c (get_ident): Don't set size of templ array.
(pch_init): Don't set size of partial_pch array.
* c-typeck.c (digest_init): If -Wc++-compat, warn about using a
string constant to intialize an array whose size is the length of
the string.
2009-06-17 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40389
* tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
to addressable types.
* gimple.c (walk_stmt_load_store_addr_ops): Likewise.
2009-06-17 Richard Guenther <rguenther@suse.de>
PR middle-end/40460
* tree-chrec.h (build_polynomial_chrec): If we cannot determine
if there is no evolution of left in the loop bail out.
* tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
chrec_fold_multiply.
2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
Janis Johnson <janis187@us.ibm.com>
PR target/39254
* config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
for the symbol ref of a constant that is the source of a move
- nor for any other not-obvious-label-ref constants.
2009-06-16 Olatunji Ruwase <tjruwase@google.com>
* plugin.c (position_pass): Skip newly inserted pass during list
traversal to avoid repeated insertion.
2009-06-16 Ian Lance Taylor <iant@google.com>
* vec.h (VEC_stack_alloc): Define different version if
GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
(DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
(DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
(DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
* config.gcc (extra_headers): Add ia32intrin.h for x86.
* config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
(ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
(bdesc_special_args): Add __builtin_ia32_rdtsc and
__builtin_ia32_rdtscp.
(bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
__builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
and __builtin_ia32_rorhi.
(ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
(ix86_expand_args_builtin): Likewise.
(ix86_expand_special_args_builtin): Likewise.
* config/i386/i386.md (UNSPECV_RDTSCP): New.
(UNSPECV_RDTSC): Likewise.
(UNSPECV_RDPMC): Likewise.
(*bsr): Renamed to ...
(bsr): This
(*bsr_rex64): Renamed to ...
(bsr_rex64): This.
(rdpmc): New.
(*rdpmc): Likewise.
(*rdpmc_rex64): Likewise.
(rdtsc): Likewise.
(*rdtsc): Likewise.
(*rdtsc_rex64): Likewise.
(rdtscp): Likewise.
(*rdtscp): Likewise.
(*rdtscp_rex64): Likewise.
* config/i386/ia32intrin.h: New.
* config/i386/x86intrin.h: Include <ia32intrin.h>.
2009-06-16 Ian Lance Taylor <iant@google.com>
* ira-build.c (copy_info_to_removed_store_destinations):
Initialize parent_a.
2009-06-16 Ian Lance Taylor <iant@google.com>
* c-decl.c (grokdeclarator): Change size_varies to bool.
2009-06-16 Ian Lance Taylor <iant@google.com>
* sel-sched.c: Make forward declarations of move_op_hooks and
fur_hooks explicitly extern.
2009-06-16 Ian Lance Taylor <iant@google.com>
* df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
* vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
2009-06-16 Ian Lance Taylor <iant@google.com>
* resource.c (mark_referenced_resources): Change
include_delayed_effects parameter to bool. Change all callers.
(mark_end_of_function_resources): Likewise.
* reorg.c (insn_references_resource_p): Likewise.
(insn_sets_resource_p): Likewise.
* resource.h (mark_referenced_resources): Update declaration.
(mark_end_of_function_resources): Update declaration.
2009-06-16 David Edelsohn <edelsohn@gnu.org>
* config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
2009-06-16 David Edelsohn <edelsohn@gnu.org>
* doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
GCC can bootstrap on AIX with GNU Binutils 2.20.
2009-06-16 Ian Lance Taylor <iant@google.com>
* Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
2009-06-16 Ian Lance Taylor <iant@google.com>
* toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
inline, not extern inline.
(exact_log2): Likewise.
* toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
test CLZ_HWI.
(exact_log2): Likewise, but don't test CTZ_HWI.
2009-06-16 Ian Lance Taylor <iant@google.com>
* bitmap.c (bitmap_clear): Don't declare as inline.
* gimple.c (gimplify_assign): Likewise.
* tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
* haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
(sched_scan_info): Remove duplicate definition.
2009-06-16 Ian Lance Taylor <iant@google.com>
* c-common.c (skip_evaluation): Don't define.
(c_inhibit_evaluation_warnings): Define global variable.
(overflow_warning): Check c_inhibit_evaluation_warnings rather
than skip_evaluation.
(convert_and_check, warn_for_div_by_zero): Likewise.
* c-common.h (skip_evaluation): Don't declare.
(c_inhibit_evaluation_warnings): Declare.
* c-parser.c (c_parser_typeof_specifier): Set
c_inhibit_evaluation_warnings rather than skip_evaluation.
(c_parser_conditional_expression): Likewise.
(c_parser_binary_expression): Likewise.
(c_parser_sizeof_expression): Likewise.
(c_parser_alignof_expression): Likewise.
* c-typeck.c (build_indirect_ref): Check
c_inhibit_evaluation_warnings rather than skip_evaluation.
(build_conditional_expr, build_binary_op): Likewise.
2009-06-16 Richard Guenther <rguenther@suse.de>
* tree-ssa-alias.c (is_escape_site): Remove.
* tree-ssa-alias.h (enum escape_type): Remove.
(is_escape_site): Likewise.
* tree-ssa-structalias.c (find_func_aliases): Handle escapes
via casts and asms without deferring to is_escape_site.
2009-06-16 Jakub Jelinek <jakub@redhat.com>
PR middle-end/40446
* expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
use gen_lowpart if op0 has complex mode.
2009-06-16 Richard Guenther <rguenther@suse.de>
* tree-ssa-structalias.c (do_ds_constraint): Stores in global
variables add them to ESCAPED.
(find_func_aliases): Do not make all indirectly stored values escaped.
2009-06-16 Rafael Avila de Espindola <espindola@google.com>
* config/i386/winnt.c (i386_pe_encode_section_info): Update call to
make_decl_one_only.
2009-06-16 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40432
* tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
check whether we need to force gimple register operand.
2009-06-16 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40413
* tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
build_ref_for_offset.
(propagate_subacesses_accross_link): Fix a typo in a comment.
2009-06-16 Ira Rosen <irar@il.ibm.com>
* tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
with additional parameter.
* tree-vectorizer.h (enum vect_def_type): Add new value
vect_nested_cycle.
(enum vect_relevant): Add comments.
(vect_is_simple_reduction): Add new argument.
* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
Detect nested cycles.
(vect_is_simple_reduction): Update documentation, add an argument to
distinguish inner-loop reduction from nested cycle, detect nested
cycles, fix printings and indentation, don't swap operands in case
of nested cycle.
(get_initial_def_for_reduction): Handle subtraction.
(vect_create_epilog_for_reduction): Add new argument to specify
reduction variable.
(vect_finalize_reduction): Handle subtraction, fix comments.
(vectorizable_reduction): Handle nested cycles. In case of nested
cycle keep track of the reduction variable position. Call
vect_is_simple_reduction with additional parameter. Use original
statement code in reduction epilogue for nested cycle. Call
vect_create_epilog_for_reduction with additional parameter.
* tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
inner-loop vectorization.
(vect_recog_widen_sum_pattern): Likewise.
* tree-vect-stmts.c (process_use): Distinguish between nested cycles
and reductions.
(vect_mark_stmts_to_be_vectorized): Likewise.
(vect_get_vec_def_for_operand): Handle nested cycles.
2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* doc/invoke.texi (Debugging Options): Fix option index entries
for -fdump-statistics, -frandom-seed add entries for
-fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
(FRV Options): Fix entries for -mTLS, -mtls.
(HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
(i386 and x86-64 Options): Fix entry for -mno-red-zone.
(M68hc1x Options): Fix @itemx for -mnominmax.
(MCore Options): Fix entry for -mno-lsim.
(MMIX Options): Fix entry for -mabi=mmixware.
(PDP-11 Options): Fix entry for -mbcopy-builtin.
2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
* doc/plugins.texi (Interacting with the GCC Garbage Collector):
Mention the plugin mode of gengtype.
* doc/gty.texi (Source Files Containing Type Information): Likewise.
* gengtype.c: Updated copyright.
(plugin_files, nb_plugin_files) Added new static variables.
(measure_input_list) Care about plugin_files.
(write_rtx_next): Added early return in plugin mode.
(create_file): Updated copyright year in generated file. Added
asserts.
(oprintf): Added early return if NULL outf.
(get_output_file_with_visibility): Care of plugin_files.
(get_output_file_name): May return null.
(write_local): Added early return.
(put_mangled_filename): Ditto.
(finish_root_table): Added check for base_files.
(write_roots): Care about null when plugins.
(main): Added plugin mode.
2009-06-15 Ian Lance Taylor <iant@google.com>
* df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
* gcov.c (read_count_file): Add braces around variables declared
before label.
* c.opt (Wjump-misses-init): New warning.
* c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
-Wall and -Wc++-compat if not already set.
(c_common_post_options): Clear warn_jump_misses_init if it was not
set.
* c-decl.c (struct c_binding): Change type field to a union with
new label field. Make it the first field in the struct. Update
references to type to use u.type instead.
(struct c_spot_bindings): Define.
(struct c_goto_bindings): Define.
(c_goto_bindings_p): Define, along with VECs.
(struct c_label_vars): Define.
(struct c_scope): Add has_label_bindings field.
(bind_label, set_spot_bindings): New static functions.
(decl_jump_unsafe, update_spot_bindings): New static functions.
(update_label_decls): New static function.
(pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
Update binding u.label field to shadowed field.
(c_binding_start_stmt_expr): New function.
(c_binding_end_stmt_expr): New function.
(pushdecl): Don't call c_begin_vm_scope.
(make_label): Add defining and p_label_vars parameters. Change
all callers.
(lookup_label): Correct test for whether a label has not yet been
defined. Call bind_label rather than bind.
(warn_about_goto): New static function.
(lookup_label_for_goto): New function.
(declare_label): Call bind_label rather than bind.
(check_earlier_gotos): New static function.
(define_label): Don't give errors about jumping into statement
expressions or scopes of variably modified types. Call
set_spot_bindings and check_earlier_gotos. Call bind_label
instead of bind. Don't set label_context_stack_se or
label_context_stack_vm.
(c_get_switch_bindings): New function.
(c_release_switch_bindings): New function.
(c_check_switch_jump_warnings): New function.
(start_function): Don't set label_context_stack_se or
label_context_stack_vm.
(finish_function): Likewise.
* c-typeck.c (label_context_stack_se): Don't define.
(label_context_stack_vm): Don't define.
(c_finish_goto_label): Call lookup_label_for_goto rather than
lookup_label. Don't give errors about jumping into a statement
expression or the scope of a variably modified type. Don't set
label_context_stack_se or label_context_stack_vm.
(struct c_switch): Remove blocked_stmt_expr and blocked_vm
fields. Add bindings field.
(c_start_case): Don't set deleted fields. Set bindings field.
(do_case): Rework order of tests. Don't check blocked_stmt_expr
or blocked_vm. Call c_check_switch_jump_warnings.
(c_finish_case): Don't test blocked_stmt_expr field. Call
c_release_switch_bindings.
(c_begin_stmt_expr): Don't increment blocked_stmt_expr in
c_switch_stack. Don't walk label_context_stack_se labels. Don't
set label_context_stack_se. Call c_bindings_start_stmt_expr.
(c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
c_switch_stack. Don't walk label_context_stack_se labels. Don't
set label_context_stack_se. Call c_bindings_end_stmt_expr.
(c_begin_vm_scope, c_end_vm_scope): Don't define.
* c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
(C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
(C_DECL_UNJUMPABLE_VM): Don't define.
(C_DECL_UNDEFINABLE_VM): Don't define.
(struct c_label_list): Don't define.
(struct c_label_context_se): Don't define.
(struct c_label_context_vm): Don't define.
(struct c_spot_bindings): Declare.
(c_bindings_start_stmt_expr): Declare.
(c_bindings_end_stmt_expr): Declare.
(lookup_label_for_goto): Declare.
(c_get_switch_bindings, c_release_switch_bindings): Declare.
(c_check_switch_jump_warnings): Declare.
(label_context_stack_se, label_context_stack_vm): Don't declare.
(c_finish_goto_label): Update declaration.
(c_begin_vm_scope, c_end_vm_scope): Don't declare.
* doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
(Warning Options): Document -Wjump-misses-init.
2009-06-15 Jakub Jelinek <jakub@redhat.com>
* tree-object-size.c (addr_object_size): Fix a pasto in the last
change.
2009-06-15 Rafael Avila de Espindola <espindola@google.com>
* cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
2009-06-15 Aldy Hernandez <aldyh@redhat.com>
* except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
2009-06-15 Aldy Hernandez <aldyh@redhat.com>
* tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
2009-06-15 Rafael Avila de Espindola <espindola@google.com>
* cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
* cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
* config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
* dwarf2asm.c (dw2_force_const_mem): Update call to
make_decl_one_only.
* langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
(LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
* langhooks.c (lhd_comdat_group): Remove.
* langhooks.h (lang_hooks_for_decls): Remove comdat_group.
* tree.h (DECL_COMDAT_GROUP): New.
(DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
(tree_decl_with_vis): Add comdat_group. Remove one_only.
(make_decl_one_only): Change signature.
* varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
make_decl_one_only.
(make_decl_one_only): Change signature.
(default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
2009-06-15 Richard Guenther <rguenther@suse.de>
PR middle-end/40439
* tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* tree-ssa-math-opts.c: Remove extra divide.
2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.md ("bswap<mode>2"): Only available on z900.
2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* passes.c: Add bswap pass.
* tree-pass.h: Add pass_optimize_bswap declaration.
* tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
Include rtl.h, expr.h and optabs.h for optab_handler check.
(struct symbolic_number, pass_optimize_bswap): New definition.
(do_shift_rotate, verify_symbolic_number_p): New functions.
(find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
(gate_optimize_bswap): New function.
* tree.c (widest_int_cst_value): New function.
* tree.h (widest_int_cst_value): Prototype added.
2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
* cfgcleanup.c (old_insns_match_p): Remove code to substitute
REG_EQUAL/REG_EQUIV notes.
2009-06-14 Richard Guenther <rguenther@suse.de>
PR middle-end/40389
* gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
has its address taken if NRV was applied and it is addressable.
* tree-ssa-structalias.c (get_constraint_for_address_of): New
function split out from ...
(get_constraint_for_1): ... here.
(handle_rhs_call): Use it to mark the return slot escaped if
it is addressable and NRV was applied.
2009-06-13 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
Change first argument type to location_t.
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
Do not set input_location.
Use loc instead of input_location throughout.
2009-06-13 Richard Guenther <rguenther@suse.de>
PR tree-optimization/40421
* tree-predcom.c (should_unroll_loop_p): Remove.
(tree_predictive_commoning_loop): Use can_unroll_loop_p.
2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Add location argument.
2009-06-13 Aldy Hernandez <aldyh@redhat.com>
* config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
build_decl.
* config/s390/s390.c (s390_build_builtin_va_list): Same.
(s390_gimplify_va_arg): Pass location to create_artificial_label.
* config/spu/spu-protos.h: Add location to
spu_resolve_overloaded_builtin.
* config/spu/spu.c (spu_build_builtin_va_list): Pass location to
spu_build_builtin_va_list.
* config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
argument. Pass location to build_function_call_vec.
* config/sh/sh.c (sh_build_builtin_va_list): Pass location to
build_decl.
(emit_fpu_switch): Same.
(sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
* config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
to build_decl and create_artificial_label.
(xtensa_gimplify_va_arg_expr): Same.
* config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
(xstormy16_gimplify_va_arg_expr): Same.
* config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
* config/arm/arm.c (arm_build_builtin_va_list): Same.
* config/mips/mips.c (mips_build_builtin_va_list): Same.
(mips16_build_function_stub): Same.
(mips16_build_call_stub): Same.
2009-06-13 Richard Earnshaw <rearnsha@arm.com>
PR target/40327
* arm/constraints.md (Pa, Pb): New constraints.
* arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
split pattern to deal with them.
2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
* doc/invoke.texi: Add missing option -Wp,OPTION in list,
fix index entry for -Xpreprocessor.
2009-06-12 Aldy Hernandez <aldyh@redhat.com>
* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
Add location argument to build_decl call.
* config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
(rs6000_init_builtins): Same.
(spe_init_builtins): Same.
(rs6000_gimplify_va_arg): Add location argument to
create_artificial_label call.
2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
* timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
* combine-stack-adj.c (pass_stack_adjustments): Use it.
* Makefile.in: Fix GGC dependency for gcse.o.
2009-06-12 Aldy Hernandez <aldyh@redhat.com>
* tree-pretty-print.c (dump_generic_node): Dump column numbers.
* gimple-pretty-print.c (dump_gimple_stmt): Same.
* gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
created.
* c-parser.c (c_parser_binary_expression): Use current column while
building binary operations.
* common.opt (fshow-column): Enable by default.
* tree-vrp.c (check_array_ref): Use warning_at.
(check_array_bounds): Use location from call back if expr has no
location.
* tree.h: Add location argument to maybe_fold_*.
* tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
(maybe_fold_offset_to_array_ref): Add location argument and use it.
(maybe_fold_offset_to_component_ref): Same.
(maybe_fold_offset_to_reference): Same.
(maybe_fold_offset_to_address): Same.
(maybe_fold_stmt_indirect): Same.
(maybe_fold_stmt_addition): Same.
(fold_stmt_r): Pass location to maybe_fold_*.
(fold_gimple_assign): Same.
* c-tree.h: Add location argument to finish_decl,
default_function_array_conversion, store_init_value.
* c-decl.c (define_label): Use error_at.
(c_make_fname_decl): Pass location to finish_decl.
(finish_decl): New location argument.
(build_compound_literal): Pass location to store_init_value.
(grokdeclarator): Pass location to finish_decl.
(grokfield): Same.
* c-typeck.c (array_to_pointer_conversion): New location argument.
(function_to_pointer_conversion): Same.
(default_function_array_conversion): Same.
(parser_build_unary_op): Pass location to overflow_warning.
(parser_build_binary_op): Same. Use warning_at.
(build_unary_op): Pass location to array_to_pointer_conversion.
(build_c_cast): Pass location to digest_init.
(build_modify_expr): New location argument.
(convert_for_assignment): Same.
(store_init_value): Same.
(digest_init): Same.
(output_init_element): Pass location to digest_init and
array_to_pointer_conversion.
(c_finish_return): Pass location to convert_for_assignment.
* gimplify.c (gimplify_conversion): Pass location to
maybe_fold_offset_to_address.
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
to maybe_fold_stmt_addition.
* c-omp.c (c_finish_omp_atomic): Pass new location to
build_modify_expr.
(c_finish_omp_for): Same.
* c-common.c (overflow_warning): New argument.
* c-common.h: New argument to build_modify_expr, overflow_warning.
* c-parser.c (c_parser_declaration_or_fndef): Pass location to
finish_decl.
(c_parser_initializer): Pass location to
default_function_array_conversion.
(c_parser_initelt): Same.
(c_parser_initval): Same.
(c_parser_asm_operands): Same.
(c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
(c_parser_conditional_expression): Same.
(c_parser_binary_expression): Add location info to stack. Use it.
(c_parser_unary_expression): Pass location to
default_function_array_conversion, parser_build_unary_op,
build_indirect_ref, c_parser_postfix_expression_after_primary.
(c_parser_postfix_expression_after_primary): New location argument.
Use it.
(c_parser_expression_conv): Pass location to
default_function_array_conversion.
(c_parser_expr_list): Same.
(c_parser_omp_atomic): Same.
(c_parser_omp_for_loop): Same.
* c-tree.h (struct c_declarator): Add comment to id_loc.
(build_array_declarator): New argument.
* c-decl.c (build_array_declarator): Add location argument.
(grokdeclarator): Set id_loc for cdk_array.
* c-parser.c (c_parser_direct_declarator_inner): Pass location to
build_array_declarator.
* tree.c (build_omp_clause): Add location argument.
* tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
(OMP_CLAUSE_LOCATION): New macro.
(struct tree_omp_clause): Add location field.
(build_omp_clause): Add argument.
* cp/pt.c (tsubst_omp_for_iterator): Pass location to
build_omp_clause.
* cp/parser.c (cp_parser_omp_var_list_no_open): Same.
(cp_parser_omp_clause_collapse): Same.
(cp_parser_omp_clause_default): Same.
(cp_parser_omp_clause_if): Same.
(cp_parser_omp_clause_nowait): Same.
(cp_parser_omp_clause_num_threads): Same.
(cp_parser_omp_clause_ordered): Same.
(cp_parser_omp_clause_schedule): Same.
(cp_parser_omp_clause_untied): Same.
(cp_parser_omp_for_loop): Same.
(cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
* c-tree.h (c_start_case): Add location argument.
(c_process_expr_stmt): Same.
(c_finish_goto_*): Same.
* tree-parloops.c (initialize_reductions): Pass location to
build_omp_clause.
(create_parallel_loop): Same.
* fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
(gfc_trans_omp_reduction_list): Same.
(gfc_trans_omp_clauses): Same.
(gfc_trans_omp_do): Same.
* c-typeck.c (c_finish_goto_label): Same.
(c_finish_goto_ptr): New location argument.
(c_start_case): Same.
(emit_side_effect_warnings): Same.
(c_process_expr_stmt): Same.
(c_finish_stmt_expr): Same.
(c_finish_omp_clauses): Use error_at instead of error.
* gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
build_omp_clause.
* c-omp.c (c_split_parallel_clauses): New location argument.
* tree-nested.c (convert_nonlocal_reference_stmt): Pass location
to build_omp_clause.
(convert_local_reference_stmt): Same.
(convert_gimple_call): Same.
* c-common.h (c_split_parallel_clauses): New argument.
* c-parser.c (c_parser_statement_after_labels): Pass location to
c_finish_goto_label.
(c_parser_switch_statement): Pass location to c_start_case.
(c_parser_for_statement): Pass location to c_finish_expr_stmt,
and c_process_expr_stmt.
(c_parser_omp_variable_list): Add location argument.
(c_parser_omp_clause_collapse): Pass location to build_omp_clause.
(c_parser_omp_clause_default): Same.
(c_parser_omp_clause_if): Same.
(c_parser_omp_clause_num_threads): Same.
(-c_parser_omp_clause_ordered): Same.
(c_parser_omp_clause_reduction): Pass location to
c_parser_omp_variable_list.
(c_parser_omp_clause_schedule): Pass location to build_omp_clause.
(c_parser_omp_clause_untied): Same.
(c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
(c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
* c-tree.h (check_for_loop_decls, undeclared_variable,
build_component_ref, build_array_ref, build_external_ref,
c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
build_conditional_expr, build_compound_expr, c_cast_expr,
build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
argument.
* c-semantics.c (build_stmt): Same.
(build_case_label): Same.
* c-decl.c (c_finish_incomplete_decl): Pass location on down.
(undeclared_variable): New argument.
(make_label): Same.
(lookup_label): Pass location on down.
(define_label): Same.
(finish_decl): Same.
(build_compound_literal): Same.
(finish_struct): Same.
(finish_function): Do not set location here.
(check_for_loop_decls): New argument.
* tree.c (save_expr): Set location.
(build_empty_stmt): New argument.
* tree.h (build_empty_stmt): New argument to build_empty_stmt.
(CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
* builtins.c (gimplify_va_arg_expr): Use locations.
(expand_builtin_sync_operation): Same.
* c-typeck.c (build_component_ref): New argument.
(build_array_ref): Same.
(build_external_ref): Same.
(c_expr_sizeof_expr): Same.
(c_expr_sizeof_type): Same.
(parser_build_unary_op): Same.
(build_conditional_expr): Same.
(build_compound_expr): Pass location on down.
(build_compound_expr): New argument.
(build_c_cast): Same.
(c_cast_expr): Same.
(build_asm_expr): Same.
(c_finish_return): Same.
(c_process_expr_stmt): Pass location on down.
(c_finish_stmt_expr): New argument.
(push_clenaup): Same.
(c_finish_omp_parallel): Same.
(c_finish_omp_task): Same.
* gimplify.c (gimplify_call_expr): Pass location on down.
* c-omp.c (c_finish_omp_master): New argument.
(c_finish_omp_critical): Same.
(c_finish_omp_ordered): Same.
(c_finish_omp_barrier): Same.
(-c_finish_omp_taskwait): Same.
(c_finish_omp_atomic): Same.
(c_finish_omp_flush): Same.
* tree-inline.c (copy_tree_body_r): Pass location on down.
(inline_forbidden_p): Remove use of input_location.
* c-gimplify.c (c_build_bind_expr): New argument.
* c-common.c (c_common_truthvalue_conversion): Pass location on down.
(c_sizeof_or_alignof_type): New argument.
(c_alignof_expr): Same.
(build_va_arg): Same.
(c_add_case_label): Same.
* c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
New argument.
* stub-objc.c (objc_build_selector_expr): Same.
(objc_build_throw_stmt): Same.
* c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
(c_parser_initelt): Same.
(c_parser_compound_statement): Same.
(c_parser_compound_statement_nostart): Same.
(c_parser_label): Same.
(c_parser_statement_after_labels): Same.
(c_parser_if_body): Same.
(c_parser_else_body): Same.
(c_parser_if_statement): Same.
(c_parser_switch_statement): Same.
(c_parser_while_statement): Same.
(c_parser_do_statement): Same.
(c_parser_for_statement): Same.
(c_parser_asm_statement): Same.
(c_parser_conditional_expression): Same.
(c_parser_binary_expression): Same.
(c_parser_cast_expression): Same.
(c_parser_unary_expression): Same.
(c_parser_sizeof_expression): Same.
(c_parser_alignof_expression): Same.
(c_parser_postfix_expression): Same.
(c_parser_expression): Same.
(c_parser_objc_receiver): Same.
(c_parser_omp_variable_list): Same.
(c_parser_omp_structured_block): Same.
(c_parser_omp_atomic): New argument.
(c_parser_omp_barrier): Same.
(c_parser_omp_critical): Same.
(c_parser_omp_flush): Pass location on down.
(c_parser_omp_for_loop): New argument.
(c_parser_omp_for): Same.
(c_parser_omp_master): Same.
(c_parser_omp_ordered): Same.
(c_parser_omp_sections_scope): Same.
(c_parser_omp_sections): Same.
(c_parser_omp_parallel): Same.
(c_parser_omp_single): Same.
(c_parser_omp_task): Same.
(c_parser_omp_taskwait): Pass location on down.
(c_parser_omp_construct): Same.
(c_parser_omp_threadprivate): Same.
* dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
config/i386/i386.c, stmt.c:
Add location argument to the following function definitions and/or
function calls: build_decl, objcp_start_struct, objcp_finish_struct,
start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
do_case, c_finish_bc_stmt, build_compound_literal,
build_function_call.
* c-decl.c (build_compound_literal): Add location argument.
Make all diagnostic calls use location.
(start_struct): Same.
(finish_struct): Same.
(start_enum): Same.
(build_enumerator): Same.
(start_function): Same.
(grokdeclarator): Make all diagnostic calls use location.
(store_parm_decls_oldstyle): Same.
* c-typeck.c (build_function_call): Add location argument.
Make all diagnostic calls use location.
(do_case): Same.
(c_finish_bc_stmt): Same.
* tree-nested.c (get_trampoline_type): Add argument.
Pass location to build_decl.
(lookup_tramp_for_decl): Pass location to get_trampoline_type.
* rtl.h (RTL_LOCATION): New.
* c-common.c (c_add_case_label): Add location argument.
Make all diagnostic calls use location.
* c-common.h: Add location argument to make_fname_decl, do_case,
c_add_case_label, build_function_call, resolve_overloaded_builtin.
* c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
Set it appropriately for every case. Pass enum_loc to start_enum
call. Pass value_loc first to build_enumerator. Pass enum_loc to
parser_xref_tag.
(c_parser_struct_or_union_specifier): Save location. Use it for
start_struct, finish_struct, and parser_xref_tag.
2009-06-12 Ian Lance Taylor <iant@google.com>
* fold-const.c (fold_unary): Rename local variable and to and_expr.
* c-opts.c (c_common_handle_option): For -Wc++-compat set
cpp_opts->warn_cxx_operator_names.
2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR tree-opt/38865
* tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
is returns NULL and OP is a VCE, look through the VCE.
2009-06-12 Ian Lance Taylor <iant@google.com>
PR bootstrap/40430
* collect2.c (main): Use CONST_CAST2 in code inside #if
LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
2009-06-12 Joey Ye <joey.ye@intel.com>
PR middle-end/39146
* cfgexpand.c (get_decl_align_unit): Update
max_used_stack_slot_alignment with align instead of
stack_alignment_needed.
* function.c (assign_stack_local_1): Update
max_used_stack_slot_alignment with alignment_in_bits instead
of stack_alignment_needed.
(locate_and_pad_parm): Don't update max_used_stack_slot_alignment
here.
2009-06-12 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (last_var_location_insn): New variable.
(dwarf2out_end_epilogue): Clear last_var_location_insn.
(dwarf2out_var_location): Don't record anything after last real
insn. Only change labels if there were any real instructions
in between last note and this one, or if changed sections.
2009-06-11 Richard Henderson <rth@redhat.com>
* alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
note when storing the frame pointer in a register.
(FRP): Don't redefine to nothing for epilogue.
(alpha_expand_epilogue): Mark register and sp restores.
(unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
* config/alpha/alpha.c (alpha_emit_setcc): Fix test for
when gen_lowpart is needed.
2009-06-11 Richard Henderson <rth@redhat.com>
* dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
* dwarf2out.c (need_data_align_sf_opcode): New.
(div_data_align): Move earlier.
(def_cfa_1, reg_save): Use it.
2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
(OPTION_MASK_ISA_CRC32_UNSET): Likewise.
(ix86_handle_option): Handle OPT_mcrc32.
(ix86_target_string): Add -mcrc32.
(bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
* config/i386/i386.h (TARGET_CRC32): New.
* config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
(sse4_2_crc32di): Likewise.
* config/i386/i386.opt (mcrc32): New.
* doc/invoke.texi: Document -mcrc32.
2009-06-11 Richard Henderson <rth@redhat.com>
* common.opt (gdwarf-): Accept a version number.
* doc/invoke.texi (gdwarf-): Update docs.
* opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
* opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
version level, and record it.
* dwarf2.h (DW_CIE_VERSION): Remove.
* dwarf2out.c (DWARF_VERSION): Remove.
(add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
(output_call_frame_info): Use CIE version 3 for dwarf3,
or if the return register column is out of range for version 1.
(dwarf_stack_op_name): Add all dwarf3 values.
(DEBUG_PUBTYPES_SECTION): New.
(size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
encoding change for dwarf3.
(output_die) [dw_val_class_die_ref]: Likewise.
(output_compilation_unit_header): Emit correct version for dwarf3.
(output_line_info): Likewise.
(output_pubnames): Update for DWARF_VERSION removal.
(output_aranges): Likewise.
(gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
(dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
(dwarf2out_finish): Likewise.
2009-06-11 David Daney <ddaney@caviumnetworks.com>
* system.h (gcc_assert, gcc_unreachable): Revert accidental commit
in r148403.
2009-06-11 David Daney <ddaney@caviumnetworks.com>
PR c/39252
* doc/extend.texi ( __builtin_unreachable): Document new builtin.
* builtins.c (expand_builtin_unreachable): New function.
(expand_builtin): Handle BUILT_IN_UNREACHABLE case.
* builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
* cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
successors.
* cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
searching for missing barriers.
2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
* config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
when -fprofile-generate* was passed.
* config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
2009-06-11 Anthony Green <green@moxielogic.com>
* config/moxie/moxie.md: Define length attribute for all instructions.
(rCC): Define.
(*b<cond:code>): Support limited branch ranges for new PC-relative
branch instructions.
* config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
2009-06-11 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (min_insn_size): Use get_attr_length
for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
For __asm return 0.
* config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
instead of emit_insn_before.
2009-06-10 Ian Lance Taylor <iant@google.com>
PR bootstrap/40408
* graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
GIMPLE_SWITCH.
2009-06-10 Revital Eres <eres@il.ibm.com>
* passes.c (init_optimization_passes): Reschedule
predictive-commoning pass before complete unroll pass.
2009-06-10 Martin Jambor <mjambor@suse.cz>
* cgraph.c (cgraph_node_can_be_local_p): New function.
(cgraph_make_node_local): New function.
* cgraph.h (cgraph_node_can_be_local_p): Declare.
(cgraph_make_node_local): Declare.
2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
* tree.h (tree_base): Add packed_flag and user_align fields.
Decrease size of spare field.
(TYPE_USER_ALIGN): Use user_align from tree_base.
(DECL_USER_ALIGN): Likewise.
(TYPE_PACKED): Use packed_flag from tree_base.
(DECL_PACKED): Likewise.
(tree_type): Delete packed_flag and user_align fields. Widen
precision field. Widen mode field and shuffle fields to align
mode on an 8-bit boundary.
(tree_decl_common): Delete decl_flag_1 and user_align fields.
Renumber decl_flag_* fields. Fix comments. Widen
decl_common_unused field.
(DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
(DECL_EXTERNAL): Likewise.
(DECL_BIT_FIELD): Likewise.
(DECL_NONADDRESSABLE_P): Likewise.
(TYPE_DECL_SUPRESS_DEBUG): Likewise.
* config/arm/arm-modes.def (XImode): Make it an INT_MODE.
2009-06-10 Ian Lance Taylor <iant@google.com>
* vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
(DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
(DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
(DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
(DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
DEF_VEC_ALLOC_FUNC_P.
(DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
(DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
DEF_VEC_ALLOC_FUNC_O.
(DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
(DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
DEF_VEC_ALLOC_FUNC_I.
(vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
(vec_stack_p_reserve_exact_1): Declare.
(vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
(vec_stack_free): Declare.
(VEC_stack_alloc): Define.
(DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
(DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
(DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
* vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
for void_p.
(stack_vecs): New static variable.
(vec_stack_p_reserve_exact_1): New function.
(vec_stack_o_reserve_1): New static function.
(vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
(vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
(vec_stack_free): New function.
* df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
(VEC_df_ref_stack_alloc): Define.
(df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
DEF_VEC_ALLOC_P_STACK.
(VEC_df_mw_hardreg_ptr_stack_alloc): Define.
(struct df_collection_rec): Change _vec fields to VEC. Remove
_use fields.
(df_free_collection_rec): Adjust for new fields.
(df_insn_rescan): Use new df_collection_rec fields.
(df_notes_rescan, df_canonize_collection_rec): Likewise.
(df_ref_create_structure, df_ref_record): Likewise.
(df_get_conditional_uses, df_get_call_refs): Likewise.
(df_insn_refs_collect, df_bb_refs_collect): Likewise.
(df_bb_refs_record, df_record_entry_block_defs): Likewise.
(df_record_exit_block_uses, df_bb_verify): Likewise.
(df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
(df_sort_and_compress_refs): Change ref_vec parameter to VEC.
Remove count parameter. Change return type to void. Change all
callers.
(df_sort_and_compress_mws): Change mw_vec parameter to VEC.
Remove count parameter. Change return type to void. Change all
callers.
(df_install_refs): Change old_vec parameter to VEC. Remove count
parameter. Change all callers.
(df_install_mws): Change old_vec parameter to VEC. Remove count
parameter. Change all callers.
(df_refs_verify): Change new_rec parameter to VEC. Change call
callers.
(df_mws_verify): Likewise.
2009-06-10 Alexandre Oliva <aoliva@redhat.com>
* gcc.c (compare_files): Cast munmap argumento to caddr_t.
2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
* doc/extend.texi: Add description for __builtin_ia32_crc32di.
2009-06-10 Anthony Green <green@moxielogic.com>
* config/moxie/crti.asm: New file.
* config/moxie/crtn.asm: New file.
* config/moxie/moxie.c: New file.
* config/moxie/moxie.h: New file.
* config/moxie/sfp-machine.h: New file.
* config/moxie/moxie-protos.h: New file.
* config/moxie/t-moxie: Created.
* config/moxie/t-moxie-softfp: Created.
* config/moxie/moxie.md: Created.
* config/moxie/constraints.md: Created.
* config.gcc: Add moxie support.
* doc/md.texi (Machine Constraints): Add moxie constraints.
* doc/contrib.texi (Contributors): Mention moxie port.
* doc/install.texi (Specific): Mention the moxie port.
2009-06-09 Ian Lance Taylor <iant@google.com>
* system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
compiling with C++.
* optabs.c (optab_table): Only use designated initializers if
HAVE_DESIGNATED_INITIALIZERS is defined.
(convert_optab_table): Likewise.
(init_optabs): Always call init_insn_codes if
HAVE_DESIGNATED_INITIALIZERS is not defined.
2009-06-09 Ian Lance Taylor <iant@google.com>
* targhooks.c (default_builtin_vectorized_function): Change fn
parameter to unsigned int.
(default_builtin_vectorized_conversion): Change code parameter to
unsigned int.
(default_builtin_reciprocal): Change fn parameter to unsigned int.
* targhooks.h: Update declarations.
* config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
parameter to unsigned int.
* c-typeck.c (comptypes_check_enum_int): New static function.
(comptypes_internal): Add enum_and_int_p parameter. Change all
callers.
(comp_target_types): Add location parameter. Change all callers.
(tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
Change all callers.
(function_types_compatible_p, type_lists_compatible_p): Likewise.
(build_conditional_expr): Add colon_loc parameter. Change all
callers.
(convert_for_assignment): Add location parameter. Change all callers.
* c-parser.c (c_parser_conditional_expression): Pass location of
colon to build_conditional_expr.
* c-tree.h (build_conditional_expr): Update declaration.
2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
* graphite.c: Revert previous patch.
2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
PR bootstrap/40103
* graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
* tree-ssa-loop-prefetch.c
(loop_prefetch_arrays): Fixed a portability problem in printf format
string.
2009-06-09 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40351
* tree-sra.c (propagate_subacesses_accross_link): Check that a
refrence to a potential artifical subaccess can be constructed.
2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh-protos.h (sh_optimization_options): Declare.
(sh_override_options): Likewise.
* config/sh/sh.c: Include params.h.
(sh_optimization_options): New.
(sh_override_options): Likewise.
* config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
(OVERRIDE_OPTIONS): Use sh_override_options.
2009-06-08 Jakub Jelinek <jakub@redhat.com>
* dwarf2out.c (emit_cfa_remember): New variable.
(add_fde_cfi): If emit_cfa_remember, recurse to add
DW_CFA_remember_state first.
(dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
instead just set emit_cfa_remember.
2009-06-08 Jan Hubicka <jh@suse.cz>
PR debug/40126
* dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
2009-06-08 Jan Hubicka <jh@suse.cz>
PR middle-end/39834
* cgraphunit.c (save_inline_function_body): Do not copy transform
hooks for saved inline bodies.
* ipa-passes.c (do_per_function): Do not add the hoks multiple times
for given function.
2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
* jump.c (returnjump_p): Handle delayed branches. Add missing
function comment.
2009-06-08 Jan Hubicka <jh@suse.cz>
PR middle-end/40102
* cgraph.c (cgraph_create_edge_including_clones): Also asume that the
original node might've been modified.
* tree-inline.c (copy_bb): Do not assume that all clones are the same.
2009-06-08 Jakub Jelinek <jakub@redhat.com>
* tree-object-size.c (addr_object_size): Add OSI argument.
Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
(compute_builtin_object_size, expr_object_size): Adjust callers.
(plus_stmt_object_size): Call addr_object_size instead of
compute_builtin_object_size.
2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
* tree-ssa-loop-prefetch.c
(gather_memory_references): Introduced a counter for the number of
memory references.
(anything_to_prefetch_p): Introduced a counter for the number of
prefetches.
(is_loop_prefetching_profitable): New function with a cost model
for prefetching.
(loop_prefetch_arrays): Use the new cost model to determine if
prefetching is profitable.
* params.def (MIN_INSN_TO_PREFETCH_RATIO,
PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
* params.h (MIN_INSN_TO_PREFETCH_RATIO,
PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
* doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
2009-06-08 Michael Matz <matz@suse.de>
PR debug/40012
* cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
partitions use the same.
(expand_one_var): Deal with DECL_RTL sometimes begin set also
for basevars of SSA_NAMEs.
(expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
to not expand them twice.
(gimple_expand_cfg): Clear DECL_RTL for those decls that have
multiple places.
2009-06-08 Alexandre Oliva <aoliva@redhat.com>
* common.opt (fcompare-debug=, fcompare-debug-second): New.
(fdump-final-insns=, gtoggle): New.
* doc/invoke.texi: Document them.
* final.c (rest_of_clean_state): Dump final insn stream.
* gcc.c (invoke_as): Hook in -fcompare-debug.
(static_spec_functions): Add compare-debug-dump-opt,
compare-debug-self-opt and compare-debug-auxbase-opt.
(compare_debug, compare_debug_second, compare_debug_opt): New.
(switches_debug_check, n_switches_debug_check): New.
(debug_auxbase_opt, debug_check_temp_file): New.
(process_command): Handle -fno-compare-debug, -fcompare-debug and
-fcompare-debug=*.
(do_self_spec): Handle arguments after switches.
(do_spec_1): Add .gk extension to temp file basenames for compare.
(check_live_switch): Take SWITCH_IGNORE into account, and earlier.
(cc1_options): Use it instead of normal auxbase computation for
the second compare-debug compilation.
(compare_files): New.
(main): Set up and implement compare debug mode.
(compare_debug_dump_opt_spec_function): New.
(compare_debug_self_opt_spec_function): New.
(compare_debug_auxbase_opt_spec_function): New.
* toplev.c (process_options): Handle flag_gtoggle,
flag_dump_final_insns.
* coverage.c (coverage_begin_output): Don't overwrite .gcno file
during -fcompare-debug-second compilation.
2009-06-07 Ian Lance Taylor <iant@google.com>
* dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
* dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
* c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
with no default node. Change warning with %H to warning_at.
Don't clear warn_switch around case checking.
* doc/invoke.texi (Warning Options): Clarify distinction between
-Wswitch and -Wswitch-enum.
2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* tree-pass.h (TODO_update_ssa_any): Document internal use only.
2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* gbl-ctors.h: Add header guard.
2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
prototypes for removed functions.
(expressions_equal_p): Move to ...
* tree-ssa-sccvn.h: ... here and ...
* matrix-reorg.c: ... adjust includes.
2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* c-decl.c (finish_decl): Use bool for variable was_incomplete.
(finish_function): Remove erroneous whitespace.
2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
(verify_stmts): Print statement who's gimple_bb is set to a wrong BB
2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* errors.c (internal_error): Commentary typo fix.
* gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
* tree-ssa-pre.c: Ditto.
2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
* basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
them is supposed to hold actual statements.
2009-06-06 Ian Lance Taylor <iant@google.com>
* doc/extend.texi (Attribute Syntax): Document that C++ labels on
empty statements can now have attributes.
2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
* config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
* config/mips/mips.md: Ditto.
2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/eabi.asm (__eabi_convert): Don't define if
_RELOCATABLE.
(__eabi_uconvert): Likewise.
2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
* config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
CFI_* definitions with IN_GCC.
2009-06-05 David Edelsohn <edelsohn@gnu.org>
* xcoffout.h (xcoffout_source_line): Update prototype.
2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
2009-06-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/40340
* tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
inlined_function_outer_scope_p blocks for artificial inlines
even at -g0/-g1.
* tree.c (tree_nonartificial_location): Rewrite using
block_nonartificial_location.
2009-06-05 Revital Eres <eres@il.ibm.com>
Leehod Baruch <leehod@il.ibm.com>
* expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
(expand_expr_real_1): Remove comment.
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
Vectorize misaligned access when the target supports it.
(vect_supportable_dr_alignment): Check for unaligned access support.
* tree-vect-stmts.c (vectorizable_store): Generate misaligned store
and remove asset.
2009-06-05 Julian Brown <julian@codesourcery.com>
* config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
* config/arm/ieee754-sf.S (cmpsf2): Likewise.
2009-06-05 Richard Guenther <rguenther@suse.de>
PR bootstrap/40350
* dwarf2out.c (dwarf2out_begin_function): Mark discriminator
as possibly unused.
2009-06-05 Jakub Jelinek <jakub@redhat.com>
* config/s390/s390.c (global_not_special_regno_p): New static inline.
(save_gprs): Don't tell unwinder when a global register is saved.
(s390_emit_epilogue): Emit needed epilogue unwind info.
2009-06-05 Alexandre Oliva <aoliva@redhat.com>
* dwarf2out.c (deferred_asm_name): New.
(add_name_and_src_coords_attributes): Defer creation of
DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
computed yet.
(move_linkage_attr): New.
(dwarf2out_finish): Revisit deferrals and emit attributes at the
right place.
2009-06-05 Alexandre Oliva <aoliva@redhat.com>
* tree-nested.c (finalize_nesting_tree_1): Declare the
frame_decl in the binding tree.
2009-06-04 Cary Coutant <ccoutant@google.com>
* basic-block.h (struct basic_block_def): Add discriminator field.
* dbxout.c (dbxout_source_line): Add new parameter. Change all
callers.
* debug.c (do_nothing_debug_hooks): Add additional entry.
(debug_nothing_int_charstar_int): New function.
* debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
(debug_nothing_int_charstar_int): New declaration.
* dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
discriminator value in .loc directive.
* final.c (last_discriminator): New variable.
(discriminator): New variable.
(final_start_function): Initialize above variables, pass current
discriminator to debug hook.
(notice_source_line): Check for discriminator change.
* gimple-pretty-print.c (dump_bb_header): Print discriminator value.
* sdbout.c (sdbout_source_line): New parameter.
* tree-cfg.c (struct locus_discrim_map): New structure type.
(discriminator_per_locus): New hash table.
(build_gimple_cfg): Allocate and free discriminator hash table.
(make_edges): Call assign_discriminator.
(locus_map_hash): New function.
(locus_map_eq): New function.
(next_discriminator_for_locus): New function.
(same_line_p): New function.
(assign_discriminator): New function.
(make_cond_expr_edges): Call assign_discriminator.
(make_gimple_switch_edges): Likewise.
(first_non_label_stmt): New function.
* vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
all callers.
* xcoffout.c (xcoffout_source_line): Add new parameter.
* configure.ac (gcc_cv_as_discriminator): New configury check for
gas support for discriminator.
* configure: Regenerate.
* config.in: Regenerate.
2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
* config/arm/arm.c (thumb2_legitimate_index_p): Initialize
val after checking for integers.
2009-06-04 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
X64_REGPARM_MAX.
(REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
(X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
(SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
* config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
X64_SSE_REGPARM_MAX.
* config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
X64_SSE_REGPARM_MAX.
2009-06-04 Alexandre Oliva <aoliva@redhat.com>
* gcc.c (report_times_to_file): New.
(execute): Implement it.
(process_command): Support -time=.
* doc/invoke.texi: Document it.
2009-06-04 Alexandre Oliva <aoliva@redhat.com>
* tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
that have value exprs.
2009-06-04 Alexandre Oliva <aoliva@redhat.com>
* dwarf2asm.c (dw2_force_const_mem): Defer creation of
declarations for constants until...
(dw2_output_indirect_constant_1): ... this point.
2009-06-04 Richard Earnshaw <rearnsha@arm.com>
PR target/10242
* arm.md (arm_addsi3): Don't try to split an add with an
eliminable register until after reload has completed.
2009-06-03 Ian Lance Taylor <iant@google.com>
* dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
* genattrtab.c (write_length_unit_log): Likewise.
* genchecksum.c (dosum): Likewise.
* gengtype.c (write_rtx_next): Likewise.
(finish_root_table, write_roots): Likewise.
* gimple.c (gimple_ops_offset_): Likewise.
* tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
* config/arc/arc.c (arc_attribute_table): Likewise.
* config/arm/arm.c (arm_attribute_table): Likewise.
* config/avr/avr.c (avr_attribute_table): Likewise.
* config/crx/crx.c (crx_attribute_table): Likewise.
* config/m32r/m32r.c (m32r_attribute_table): Likewise.
* config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
* config/mcore/mcore.c (mcore_attribute_table): Likewise.
* config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
* config/sh/sh.c (sh_attribute_table): Likewise.
* config/sparc/sparc.c (sparc_attribute_table): Likewise.
* config/spu/spu.c (spu_attribute_table): Likewise.
* config/v850/v850.c (v850_attribute_table): Likewise.
* config/alpha/alpha.c (vms_attribute_table): Make static.
* config/bfin/bfin.c (bfin_attribute_table): Likewise.
* config/h8300/h8300.c (h8300_attribute_table): Likewise.
* config/mips/mips.c (mips_attribute_table): Likewise.
* Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
$(SYSTEM_H).
(cc1-checksum.o): Likewise.
2009-06-03 Steve Ellcey <sje@cup.hp.com>
* config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
2009-06-03 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
insn if it is changing sp. Use gen_add3_insn instead of
conditionally gen_addsi3 and gen_adddi3.
(offset_below_red_zone_p): New static inline function.
(rs6000_emit_epilogue): Emit needed epilogue unwind info.
Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
* config/rs6000/ppc-asm.h: Include auto-host.h.
(CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
CFI_RESTORE): Define.
* config/rs6000/crtresxgpr.asm: Add unwind info.
* config/rs6000/crtresxfpr.asm: Likewise.
* config/rs6000/crtresgpr.asm: Likewise.
* config/rs6000/crtresfpr.asm: Likewise.
* config/rs6000/crtsavgpr.asm: Likewise.
* config/rs6000/crtsavfpr.asm: Likewise.
* dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
argument of DWARF2_FRAME_REG_OUT macros.
2009-06-03 Julian Brown <julian@codesourcery.com>
* config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
words or less (including TImode) in core registers.
2009-06-03 Richard Guenther <rguenther@suse.de>
PR middle-end/40328
* fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
2009-06-03 Andrey Belevantsev <abel@ispras.ru>
* statistics.c (statistics_counter_event): Do not record event
in pass dump if its number == -1.
(curr_statistics_hash): Add assert that we never get passes
with static number == -1.
2009-06-03 Richard Guenther <rguenther@suse.de>
Andrey Belevantsev <abel@ispras.ru>
* cfgexpand.c (discover_nonconstant_array_refs_r): Make only
non-BLKmode arrays addressable.
2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
* config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
* config/m68k/m68k.h: ... here.
2009-06-03 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40323
* ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
assignment.
2009-06-03 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
consistently.
2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
* config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
JUMP_TABLE_DATA_P where applicable.
* config/sh/sh.c: Ditto.
* config/sh/sh.h: Ditto.
* config/sh/sh.md: Ditto.
* config/sh/symbian.c: Ditto.
2009-06-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/driver-i386.c (describe_cache): Optimize
concatenation of strings. Use snprintf instead of sprintf.
(host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
target when not compiling with GCC.
2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.c: Revert last change.
(sh_expand_epilogue): Emit a blockage insn before the frame
pointer adjustment unconditionally.
2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
* config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
* config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
* config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
* gcc.c (set_collect_gcc_options): Don't add -fwhole-program
to COLLECT_GCC_OPTIONS.
2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
* collect2.c (target_system_root): New variable.
(main): Handle --sysroot=.
(ignore_library): Strip the sysroot from the library path.
2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
* Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
(collect2.o): Depend on collect2-aix.h.
(collect2-aix.o): New rule.
* collect2-aix.h: New file.
* collect2-aix.c: Likewise.
* collect2.c: Include collect2-aix.h. Don't undefine
OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
Use TARGET_AIX_VERSION instead of _AIX51.
* config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
* config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
* config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
* config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
* config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
* collect2.c (ignore_library): Avoid premature post-increment
and null deference.
2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
* Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
* config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
!CROSS_DIRECTORY_STRUCTURE alternative and use it for
CROSS_DIRECTORY_STRUCTURE too.
(LINK_LIBG_SPEC): Likewise.
(LIB_SPEC): Add %R to sysroot paths.
* config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
(CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
* config/rs6000/aix51.h: As for aix43.h.
* config/rs6000/aix52.h: Likewise.
* config/rs6000/aix53.h: Likewise.
* config/rs6000/aix61.h: Likewise.
* config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
to the beginning of sysroot paths.
2009-06-02 Alexandre Oliva <aoliva@redhat.com>
* print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
INSN_LISTs that are out of the REG_NOTE range.
2009-06-02 Alexandre Oliva <aoliva@redhat.com>
* loop-unroll.c (struct iv_to_split): Add pointer to next.
(struct var_to_expand): Likewise.
(struct opt_info): Add head and tail for linked lists of the above.
(analyze_insn_to_expand_var): Initialize next.
(analyze_iv_to_split_insn): Likewise.
(analyze_insns_in_loop): Create linked lists.
(allocate_basic_variable): Simplify for use without hash table.
(insert_var_expansion_initialization): Likewise, make it type-safer.
(combine_var_copies_in_loop_exit): Likewise.
(apply_opt_in_copies): Walk lists rather than hash tables.
(release_var_copies): Simplified and inlined by hand into...
(free_opt_info): ... this function.
2009-06-02 Richard Guenther <rguenther@suse.de>
* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
for field decls.
2009-06-02 Alexandre Oliva <aoliva@redhat.com>
* cfgexpand.c (gimple_expand_cfg): Discard the source location
only for builtins that are not overridden.
2009-06-02 Alexandre Oliva <aoliva@redhat.com>
* gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
label string.
2009-06-02 Alexandre Oliva <aoliva@redhat.com>
* df-core.c (df_ref_debug): Honor -fdump-noaddr.
2009-06-02 Alexandre Oliva <aoliva@redhat.com>
* combine.c (move_deaths): Compare LUIDs within the same BB only.
2009-06-02 Alexandre Oliva <aoliva@redhat.com>
* common.opt (fdump-unnumbered-links): New.
* doc/invoke.texi (-fdump-unnumbered-links): Document it.
* print-rtl.c (flag_dump_unnumbered_links): New.
(print_rtx): Test it.
2009-06-02 Richard Earnshaw <rearnsha@arm.com>
* arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
push/pop multiple to 8-byte alignment.
2009-06-01 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (queued_cfa_restores): New static variable.
(ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
functions.
(pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
(ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
note unconditionally.
(ix86_emit_restore_regs_using_mov): Likewise.
(ix86_emit_restore_sse_regs_using_mov): Likewise.
(ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
it through to ix86_emit_restore_reg_using_pop.
(ix86_emit_leave): Add RED_OFFSET argument. Call
ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
instead of adding REG_CFA_OFFSET note unconditionally.
(ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
the above functions. Call ix86_add_queued_cfa_restore_notes when
needed.
* dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
force output of the label even for dwarf2out_do_cfi_asm.
(add_fde_cfi): If -g2 and above and cfi might change CFA,
force creation of CFI label and chain DW_CFA_set_loc jumping to it
for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
caller.
(dwarf2out_stack_adjust, dwarf2out_frame_debug,
dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
dwarf2out_cfi_label callers.
* tree.h (dwarf2out_cfi_label): Adjust prototype.
* config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
Adjust dwarf2out_cfi_label callers.
* config/vax/vax.c (vax_output_function_prologue): Likewise.
* config/i386/i386.h (struct machine_cfa_state,
struct machine_function): Guard with ifndef USED_FOR_TARGET
instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
PR other/40024
* emutls.c (__emutls_get_address): Change arr->size to mean number
of allocated arr->data entries instead of # of slots + 1.
PR middle-end/40316
* recog.c (peep2_reinit_state): New function.
(peephole2_init_state): Use it at the end of a basic block and also
when seeing a RTX_FRAME_RELATED_P insn.
2009-06-01 Steve Ellcey <sje@cup.hp.com>
* ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
fixuns_truncrfdi2): New.
(fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
*nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
*mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
*maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
*nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
*recip_approx): Remove.
(divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
move to div.md.
* div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
setf_exp_rf): New.
2009-06-01 Ian Lance Taylor <iant@google.com>
* attribs.c (register_attribute): Use CONST_CAST.
* collect2.c (main): Use CONST_CAST2.
(scan_prog_file): Likewise.
* gcc.c (process_command, main): Likewise.
* toplev.c (toplev_main): Likewise.
* c-typeck.c (handle_warn_cast_qual): New static function,
partially broken out of build_c_cast.
(build_c_cast): Call handle_warn_cast_qual.
* doc/invoke.texi (Warning Options): Document new effect of
-Wcast-qual.
2009-06-01 Aldy Hernandez <aldyh@redhat.com>
* diagnostic.c (diagnostic_build_prefix): Always print columns.
(diagnostic_report_current_module): Print columns.
* common.opt (flag_show_column): Enable by default.
2009-06-01 Luis Machado <luisgpm@br.ibm.com>
* alias.c (find_base_term): Check for NULL term before returning.
2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
Revert due to PR40320:
2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
* calls.c (emit_library_call_value_1): Don't force_operand for move
and push insns.
2009-06-01 Olivier Hainque <hainque@adacore.com>
Eric Botcazou <ebotcazou@adacore.com>
* tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
to be processed as a bitfield for constructor output purposes.
* output.h (initializer_constant_valid_for_bitfield_p): Declare
new function.
* varasm.c (oc_local_state): New type, output_constructor
local state to support communication with helpers.
(oc_outer_state): New type, output_constructor outer state of
relevance in recursive calls.
(output_constructor_array_range): New output_constructor helper,
extracted code for an array range element.
(output_constructor_regular_field): New output_constructor helper,
extracted code for an element that is not a bitfield.
(output_constructor_bitfield): New output_constructor helper,
extracted code for a bitfield element. Accept an OUTER state
argument for recursive processing. Recurse on record or array
CONSTRUCTOR values, possibly past noop conversions.
(initializer_constant_valid_for_bitfield_p): New predicate. Whether
VALUE is a valid constant-valued expression for use in a static
bit-field initializer.
(output_constructor): Rework to use helpers. Accept and honor an
OUTER state argument for recursive calls. Return total size. Be
prepared for nested constructors initializing bitfields.
(output_constant): Feed OUTER in calls to output_constructor.
2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
* calls.c (emit_library_call_value_1): Don't force_operand for move
and push insns.
2009-06-01 Nick Clifton <nickc@redhat.com>
* doc/invoke.texi (IA-64 Options): Fix typo.
2009-06-01 Ira Rosen <irar@il.ibm.com>
PR tree-optimization/39129
* tree-vect-loop-manip.c (conservative_cost_threshold): Change the
printed message.
(vect_do_peeling_for_loop_bound): Use
LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
(vect_loop_versioning): Likewise.
(vect_create_cond_for_alias_checks): Fix indentation.
* tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
macros.
(LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
(LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
* tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
"control flow in loop".
(vect_estimate_min_profitable_iters): Use
LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
(vect_create_data_ref_ptr): Don't mention array dimension in printing.
* tree-vect-stmts.c (vectorizable_store): Replace the check that the
statement belongs to a group of strided accesses with the exact code
check.
(vectorizable_load): Likewise.
* tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
(vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
* config/freebsd-stdint.h: New file.
* config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
Add freebsd-stdint.h to tm_file.
2009-06-01 Richard Earnshaw <rearnsha@arm.com>
* arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
(thumb2_extendhidi2): Likewise.
2009-05-31 Ian Lance Taylor <iant@google.com>
* regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
2009-05-31 Ian Lance Taylor <iant@google.com>
* Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
(ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
(ipa-reference.o): Depend upon gt-ipa-reference.h.
2009-05-31 Jason Merrill <jason@redhat.com>
* tree-pretty-print.c (print_call_name): Take the callee, not the
call itself. Make non-static. Use dump_function_name for functions.
(dump_generic_node): Adjust.
* diagnostic.h: Declare print_call_name.
* gimple-pretty-print.c (dump_gimple_call): Use it.
2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
* config/sh/sh.md (ashldi3_std): New define_expand.
(ashldi3): Use it.
2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
PR target/40313
* config/sh/sh.c: Include debug.h.
(sh_expand_epilogue): Emit a blockage insn before the frame
pointer adjustment also when dwarf2out_do_frame returns true.
2009-05-31 Richard Earnshaw <rearnsha@arm.com>
* arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
(thumb2_extendqidi2): New pattern.
2009-05-31 Ira Rosen <irar@il.ibm.com>
* tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
mark phis for renaming.
* tree-vectorizer.c (vect_memsyms_to_rename): Remove.
(vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
Call mark_sym_for_renaming.
* tree-vectorizer.h (vect_memsyms_to_rename): Remove.
* tree-vect-loop.c (vect_transform_loop): Remove
vect_memsyms_to_rename initialization and a call to
mark_set_for_renaming.
2009-05-31 Jakub Jelinek <jakub@redhat.com>
PR middle-end/40304
* config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
frame related even if !set_cfa && style < 0.
2009-05-30 Kai Tietz <kai.tietz@onevision.com>
* config/i386/mingw-tls.c: New file.
* config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
* gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
defining _WIN32 but not __CYGWIN__.
2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* configure.ac: Add MPC support.
* config.in, configure: Regenerate.
2009-05-29 Richard Henderson <rth@redhat.com>
* cfgcleanup.c (try_crossjump_to_edge): Only skip past
NOTE_INSN_BASIC_BLOCK.
* cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
Duplicate NOTE_INSN_EPILOGUE_BEG notes.
* cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
to be deleted.
* dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
add in_use field.
(add_cfi): Disable check redefining cfa away from drap.
(lookup_cfa_1): Add remember argument; handle remember/restore.
(lookup_cfa): Pass remember argument.
(cfa_remember): New.
(compute_barrier_args_size_1): Remove sibcall check.
(dwarf2out_frame_debug_def_cfa): New.
(dwarf2out_frame_debug_adjust_cfa): New.
(dwarf2out_frame_debug_cfa_offset): New.
(dwarf2out_frame_debug_cfa_register): New.
(dwarf2out_frame_debug_cfa_restore): New.
(dwarf2out_frame_debug): Handle REG_CFA_* notes.
(dwarf2out_begin_epilogue): New.
(dwarf2out_frame_debug_restore_state): New.
(dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
DW_CFA_restore_state.
(output_cfi_directive): Likewise.
(convert_cfa_to_fb_loc_list): Likewise.
(dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
* dwarf2out.h: Update.
* emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
(copy_insn_1): Early out for null.
* final.c (final_scan_insn): Call dwarf2out_begin_epilogue
and dwarf2out_frame_debug_restore_state.
* function.c (prologue, epilogue, sibcall_epilogue): Remove.
(prologue_insn_hash, epilogue_insn_hash): New.
(free_after_compilation): Adjust freeing accordingly.
(record_insns): Create hash table if needed; push insns into
hash instead of array.
(maybe_copy_epilogue_insn): New.
(contains): Search hash table instead of array.
(sibcall_epilogue_contains): Remove.
(thread_prologue_and_epilogue_insns): Split eh_return insns
and mark them as epilogues.
(reposition_prologue_and_epilogue_notes): Rewrite epilogue
scanning in terms of basic blocks.
* insn-notes.def (CFA_RESTORE_STATE): New.
* jump.c (returnjump_p_1): Accept EH_RETURN.
(eh_returnjump_p_1, eh_returnjump_p): New.
* reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
CFA_REGISTER, CFA_RESTORE): New.
* rtl.def (EH_RETURN): New.
* rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
* config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
(eh_return_internal): Use eh_return rtx; split w/ epilogue.
* config/i386/i386.c (gen_push): Update cfa state.
(pro_epilogue_adjust_stack): Add set_cfa argument. When true,
add a CFA_ADJUST_CFA note.
(ix86_dwarf_handle_frame_unspec): Remove.
(ix86_expand_prologue): Update cfa state.
(ix86_emit_restore_reg_using_pop): New.
(ix86_emit_restore_regs_using_pop): New.
(ix86_emit_leave): New.
(ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
(ix86_expand_epilogue): Add notes for unwinding the epilogue.
* config/i386/i386.h (struct machine_cfa_state): New.
(ix86_cfa_state): New.
* config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
(eh_return_internal): Merge from eh_return_<mode>,
use eh_return rtx, split w/ epilogue.
2009-05-29 Ian Lance Taylor <iant@google.com>
* builtins.c (validate_gimple_arglist): Don't use va_arg with
enum type.
* calls.c (emit_library_call_value_1): Likewise.
* c-typeck.c (c_build_va_arg): New function.
* c-tree.h (c_build_va_arg): Declare.
* c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
instead of build_va_arg.
2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
* tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
(force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
(ptr_difference_cost): Use affine combinations to compute it.
(difference_cost): Likewise.
(get_computation_cost_at): Compute more accurate cost for addresses
if the ratio is a multiplier allowed in addresses.
For non-addresses, consider that an additional offset or symbol is
added only once.
2009-05-29 Jakub Jelinek <jakub@redhat.com>
* config/i386/i386.c (ix86_decompose_address): Avoid useless
0 displacement. Add 0 displacement if base is %[er]bp or %r13.
* config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
(prefix_rex): For UNIT_MMX don't imply the prefix by default
if MODE_DI.
(prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
to 1 for TYPE_SSE{IADD1,CVT1}.
(prefix_vex_imm8): Removed.
(length_vex): Only pass 1 as second argument to
ix86_attr_length_vex_default if prefix_extra is 0.
(modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
(length): For prefix vex computation use length_immediate
attribute instead of prefix_vex_imm8.
(cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
*andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
*xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
(extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
*extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
a space in between the operands.
(*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
if one operand is 0xff and the other one si, di, bp or sp.
(*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
other one si, di, bp or sp.
(*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
(*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
type and mode attributes.
(*bsr, *bsr_rex64, *bsrhi): Add type attribute.
(*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
(*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
prefix_data16 attribute iff MODE_DF.
(*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
(fix_trunc<mode>di_sse): Set prefix_rex attribute.
(*adddi_4_rex64, *addsi_4): Use const128_operand instead of
constm128_operand in length_immediate computation.
(*addhi_4): Likewise. Fix mode attribute to MODE_HI.
(anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
(*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
length_immediate attribute to 1.
(x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
(*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
for certain alternatives.
(*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
prefix_data16 attribute if MODE_V1DF.
(*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
length_immediate to 1.
(set_got_rex64, set_rip_rex64): Remove length attribute, set
length_address to 4, set mode attribute to MODE_DI.
(set_got_offset_rex64): Likewise. Set length_immediate to 0.
(fxam<mode>2_i387): Set length attribute to 4.
(*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
*prefetch_3dnow_rex): Override length_address attribute.
(sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
attributes.
* config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
(constm128_operand): Removed.
* config/i386/i386.c (memory_address_length): For
disp && !index && !base in 64-bit mode account for SIB byte if
print_operand_address can't optimize disp32 into disp32(%rip)
and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
for fs: or gs: segment.
(ix86_attr_length_immediate_default): When checking if shortform
is possible, truncate immediate to the length of the non-shortened
immediate.
(ix86_attr_length_address_default): Ignore MEM_P operands
with X constraint.
(ix86_attr_length_vex_default): Only check for DImode on
GENERAL_REG_P operands.
* config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
(sse_cvttps2pi): Clear prefix_rep attribute.
(sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
attribute.
(*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
(*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
*avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
iff operand 2 is const_int_operand.
(*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
sse2_shufpd_<mode>): Set length_immediate attribute to 1.
(sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
instead of vex.
(sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
prefix_data16.
(sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
prefix_data16 attribute for movlpd and movhpd instructions.
(sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
length_immediate for shufpd instruction.
(sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
(avx_cmpp<avxmodesuffixf2c><mode>3,
avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
<sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
*vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
(*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
(sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
(sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
prefix_data16 attribute for the first alternative to 1.
(*avx_loadlps): Override length_immediate for the first alternative.
(*vec_concatv2sf_avx): Override length_immediate and prefix_extra
attributes for second alternative.
(*vec_concatv2sf_sse4_1): Override length_immediate and
prefix_data16 attributes for second alternative.
(*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,