PR target/59407
* config/i386/i386.c (SECTION_LARGE): Define.
(x86_64_elf_select_section): Set it for large data/bss sections.
Only clear SECTION_WRITE for .lrodata.
(x86_64_elf_section_type_flags): Set SECTION_LARGE for large
data/bss sections.
* config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
* varasm.c (default_elf_asm_named_section): Grow flagchars.
[MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
SECTION_MACH_DEP.
* doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
* doc/tm.texi: Regenerate.
From-SVN: r235434
PR bootstrap/70704
* configure.ac (--enable-stage1-checking): For --disable-checking or
implicit --enable-checking, make sure extra flag matches in between
stage1 and later checking.
* configure: Regenerated.
gcc/
* configure.ac (--enable-checking): Document extra flag, for
non-release builds default to --enable-checking=yes,extra.
If misc checking and extra checking, define CHECKING_P to 2 instead
of 1.
* common.opt (fchecking=): Add.
* doc/invoke.texi (-fchecking=): Document.
* doc/install.texi: Document --enable-checking changes.
* configure: Regenerated.
* config.in: Regenerated.
gcc/cp/
* pt.c (build_non_dependent_expr): Use flag_checking > 1 instead of
just flag_checking.
From-SVN: r235430
* config/i386/i386.md (*movxi_internal_avx512f): Use insn type
attribute instead of which_alternative.
* config/i386/sse.md (*mov<mode>_internal): Ditto.
Use EXT_REX_SSE_REG_P where appropriate.
From-SVN: r235422
* config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
for SSE constm1 operands and TARGET_AVX512VL.
(*movti_internal): Ditto.
(*mov<mode>_or): Use constm1_operand predicate.
* config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
for SSE vector_all_ones operands and TARGET_AVX512VL.
* config/i386/predicates.md (constm1_operand): New predicate.
* config/i386/i386.c (standard_sse_constant_opcode): Simplify
emission of constant -1 load.
From-SVN: r235416
Need to properly check if -march=i486 is really needed for -m32 build
of libatomic on Linux/x86 and Linux/x86-64.
PR target/70454
* configure.tgt (XCFLAGS): Revert the last change.
From-SVN: r235411
2016-04-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/70780
* tree-ssa-pre.c (compute_antic_aux): Also return true if the block
wasn't visited yet.
(compute_antic): Mark blocks with abnormal preds as visited as
they have a final empty antic-in solution already.
* gcc.dg/torture/pr70780.c: New testcase.
From-SVN: r235407
2016-04-25 Michael Collison <michael.collison@linaro.org>
* config/arm/neon.md (widen_<us>sum<mode>): New patterns where
mode is VQI to improve mixed mode vectorization.
* config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
define_insn to match low half of signed vaddw.
* config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
define_insn to match high half of signed vaddw.
* config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
define_insn to match low half of unsigned vaddw.
* config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
define_insn to match high half of unsigned vaddw.
* config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
(arm_simd_check_vect_par_cnst_half_p): Likewise.
* config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
for new function.
(arm_simd_check_vect_par_cnst_half_p): Likewise.
* config/arm/predicates.md (vect_par_constant_high): Support
big endian and simplify by calling
arm_simd_check_vect_par_cnst_half
(vect_par_constant_low): Likewise.
* testsuite/gcc.target/arm/neon-vaddws16.c: New test.
* testsuite/gcc.target/arm/neon-vaddws32.c: New test.
* testsuite/gcc.target/arm/neon-vaddwu16.c: New test.
* testsuite/gcc.target/arm/neon-vaddwu32.c: New test.
* testsuite/gcc.target/arm/neon-vaddwu8.c: New test.
* testsuite/lib/target-supports.exp
(check_effective_target_vect_widen_sum_hi_to_si_pattern): Indicate
that arm neon support vector widen sum of HImode TO SImode.
From-SVN: r235402
* config/i386/i386-protos.h (standard_sse_constant_p): Add
machine_mode argument.
* config/i386/i386.c (standard_sse_constant_p): Return 2 for
constm1_rtx operands. For VOIDmode constants, get mode from
pred_mode. Check mode size if the mode is supported by ABI.
(standard_sse_constant_opcode): Do not use standard_constant_p.
Strictly check ABI support for all-ones operands.
(ix86_legitimate_constant_p): Handle TImode, OImode and XImode
immediates. Update calls to standard_sse_constant_p.
(ix86_expand_vector_move): Update calls to standard_sse_constant_p.
(ix86_rtx_costs): Ditto.
* config/i386/i386.md (*movxi_internal_avx512f): Use
nonimmediate_or_sse_const_operand instead of vector_move_operand.
Use (v,BC) alternative instead of (v,C). Use register_operand
checks instead of MEM_P.
(*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
of vector_move_operand. Add (v,BC) alternative and corresponding avx2
isa attribute. Use register_operand checks instead of MEM_P.
(*movti_internal): Use nonimmediate_or_sse_const_operand for
TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
alternative and corresponding sse2 isa attribute.
(*movtf_internal, *movdf_internal, *movsf_interal): Update calls
to standard_sse_constant_p.
(FP constant splitters): Ditto.
* config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
(C): Ditto.
* config/i386/predicates.md (constm1_operand): Remove.
(nonimmediate_or_sse_const_operand): Rewrite using RTX.
* config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
vector_all_ones_operand instead of constm1_operand.
Co-Authored-By: H.J. Lu <hongjiu.lu@intel.com>
From-SVN: r235396
PR libstdc++/70762
* testsuite/util/testsuite_fs.h (__gnu_test::nonexistent_path): Use
static counter to return a different path on every call.
From-SVN: r235395
Enables us to easily check if a Call_expression is a call to a runtime
function and, if so, which runtime function is corresponds to.
This will be used during escape analysis.
Reviewed-on: https://go-review.googlesource.com/18544
From-SVN: r235383
2016-04-22 Richard Biener <rguenther@suse.de>
* lto-streamer-in.c (input_ssa_names): Do not allocate
GIMPLE_NOP for all SSA names.
* lto-streamer-out.c (output_ssa_names): Do not output
SSA names that should have been released.
From-SVN: r235360
gcc/cp/ChangeLog:
* name-lookup.c (free_saved_scope): New free list of saved_scope
structures.
(push_to_top_level): Attempt to reuse a saved_scope struct
from free_saved_scope instead of allocating a new one each time.
(pop_from_top_level_1): Chain the now-unused saved_scope structure
onto free_saved_scope.
From-SVN: r235351
Bin Cheng
Rainer Orth
Bernd Schmidt
Jakub Jelinek
GCC Administrator
Uros Bizjak
Joseph Myers
Jason Merrill
William Schmidt
Bill Schmidt
H.J. Lu
DJ Delorie
Nick Clifton
Richard Biener
Michael Collison
Jonathan Wakely
Trevor Saunders
Ian Lance Taylor
Tim Shen
Segher Boessenkool
Christophe Lyon
Dominique d'Humieres
Szabolcs Nagy
Waldemar Brodkorb
Patrick Palka