* gcc.target/i386/sw-1.c: Force rep;movsb.
* config/i386/i386.h (processor_costs): Add second dimension to
stringop_algs array.
* config/i386/i386.c (cost models): Initialize second dimension of
stringop_algs arrays.
(core_cost): New costs based on generic64 costs with updated stringop
values.
(promote_duplicated_reg): Add support for vector modes, add
declaration.
(promote_duplicated_reg_to_size): Likewise.
(processor_target): Set core costs for core variants.
(expand_set_or_movmem_via_loop_with_iter): New function.
(expand_set_or_movmem_via_loop): Enable reuse of the same iters in
different loops, produced by this function.
(emit_strset): New function.
(expand_movmem_epilogue): Add epilogue generation for bigger sizes,
use SSE-moves where possible.
(expand_setmem_epilogue): Likewise.
(expand_movmem_prologue): Likewise for prologue.
(expand_setmem_prologue): Likewise.
(expand_constant_movmem_prologue): Likewise.
(expand_constant_setmem_prologue): Likewise.
(decide_alg): Add new argument align_unknown. Fix algorithm of
strategy selection if TARGET_INLINE_ALL_STRINGOPS is set; Skip sse_loop
(decide_alignment): Update desired alignment according to chosen move
mode.
(ix86_expand_movmem): Change unrolled_loop strategy to use SSE-moves.
(ix86_expand_setmem): Likewise.
(ix86_slow_unaligned_access): Implementation of new hook
slow_unaligned_access.
* config/i386/i386.md (strset): Enable half-SSE moves.
* config/i386/sse.md (vec_dupv4si): Add expand for vec_dupv4si.
(vec_dupv2di): Add expand for vec_dupv2di.
Co-Authored-By: Jan Hubicka <jh@suse.cz>
From-SVN: r181357
2011-11-14 Paolo Carlini <paolo.carlini@oracle.com>
* include/c_global/cmath (frexp, modf, remquo): Do not mark constexpr,
not viable anyway due to the pointer parameter.
From-SVN: r181349
PR target/50694
* config/sh/sh.h (IS_LITTLE_ENDIAN_OPTION, UNSUPPORTED_SH2A):
New macros.
(DRIVER_SELF_SPECS): Use new macros to filter out
unsupported options taking the default configuration into
account.
* gcc.target/sh/pr21255-2-ml.c: Skip if -mb or -m5* is
specified. Remove redundant runtime checks.
* gcc.target/sh/20080410-1.c: Skip if -mb is specified.
Allow for other than -m4. Fix typos in comments.
From-SVN: r181340
PR c++/51060
* gimplify.c (gimplify_target_expr): Add a clobber to the cleanup.
(gimplify_modify_expr): Don't try to simplify it.
* cp/cp-gimplify.c (cp_gimplify_expr): Leave clobbers alone.
From-SVN: r181332
* config/rs6000/rs6000.md (fix_trunc<SFDF>si2_stfiwx): Use
nonimmediate_operand for the destination.
(fixuns_trunc<SFDF>si2_stfiwx): Likewise.
From-SVN: r181324
* builtins.c (expand_builtin_compare_and_swap): If target is const0,
don't pass the target to expand_atomic_compare_and_swap.
(expand_builtin_atomic_compare_exchange): Likewise.
From-SVN: r181323
PR libstdc++/51083
* include/ext/type_traits.h (__promote): Only define __type member
for integral and floating point types, to prevent math functions
participating in overload resolution for other types.
(__promote_2, __promote_3, __promote_4): Use __promote in default
template argument values, so deduction only succeeds for integral and
floating point types.
* testsuite/26_numerics/cmath/51083.cc: New.
* testsuite/26_numerics/complex/51083.cc: New.
* testsuite/tr1/8_c_compatibility/cmath/51083.cc: New.
* testsuite/tr1/8_c_compatibility/complex/51083.cc: New.
From-SVN: r181321
ada:
* gcc-interface/Makefile.in (stamp-gnatlib-$(RTSDIR)): Don't link
s-oscons.ads.
(OSCONS_CPP, OSCONS_EXTRACT): New.
(./bldtools/oscons/xoscons): New Target.
($(RTSDIR)/s-oscons.ads): New Target.
(gnatlib): Depend on $(RTSDIR)/s-oscons.ads.
* gcc-interface/Make-lang.in (ada/s-oscons.ads) Remove as dependency.
* Make-generated.in: Remove machinery to generate xoscons and
ada/s-oscons.ads.
libada:
Makefile.in: Change dependency on oscons to depend on the generator
tool.
From-SVN: r181319
gcc/testsuite:
PR testsuite/51059
* gcc.misc-tests/gcov-14.c (dg-options): Force flat namespace for
Darwin targets and allow external symbols to be undefined.
From-SVN: r181317
gcc:
PR target/45233
* config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
Only expand a symbol ref. into an access when the entity is defined
in the TU.
From-SVN: r181315
* config/i386/i386-protos.h (ix86_maybe_emit_epilogue_vzeroupper):
New prototype.
* config/i386/i386.c (ix86_maybe_emit_epilogue_vzeroupper): New
function.
(ix86_expand_epilogue): Use it.
* config/i386/i386.md (return, simple_return): Call it in the
expanders.
From-SVN: r181300
PR tree-optimization/51058
* tree-vect-slp.c (vect_remove_slp_scalar_calls): New function.
(vect_schedule_slp): Call it.
* tree-vect-stmts.c (vectorizable_call): If slp_node != NULL,
don't replace scalar calls with setting of their lhs to zero here.
* gcc.dg/vect/fast-math-vect-call-1.c: Add f4 test.
* gfortran.dg/vect/pr51058-2.f90: New test.
From-SVN: r181298
PR c++/50976
* typeck.c (check_literal_operator_args): Reorganize test for string
operators so size_t search depends on finding string first.
From-SVN: r181292
Zolotukhin Michael
Dimitrios Apostolou
Kai Tietz
Iain Sandoe
Paolo Carlini
Tobias Burnus
Ira Rosen
Mingjie Xing
GCC Administrator
Oleg Endo
John David Anglin
Jonathan Wakely
Nathan Sidwell
Jason Merrill
Gerald Pfeifer
Richard Henderson
Uros Bizjak
Jan Hubicka
Andrey Belevantsev
Eric Botcazou
David S. Miller
Ian Lance Taylor
Jakub Jelinek
Ed Smith-Rowland
Rainer Orth
Janne Blomqvist