The conversion of the __sync post-reload splitters was half
complete. Since there are nearly no restrictions on what may
appear between LL and SC, expand all the patterns immediatly.
This allows significantly easier code generation for subword
atomic operations.
From-SVN: r181370
* gcc.target/i386/avx-recip-vec.c: New test.
* gcc.target/i386/avx-lrintf-vec.c: Ditto.
* gcc.target/i386/avx-lrint-vec.c: Ditto.
* gcc.target/i386/avx-ceilf-vec.c: Include sse4_1-ceilf-vec.c.
* gcc.target/i386/avx-ceil-vec.c: Include sse4_1-ceil-vec.c.
* gcc.target/i386/avx-floorf-vec.c: Include sse4_1-floorf-vec.c.
* gcc.target/i386/avx-floor-vec.c: Include sse4_1-floor-vec.c.
* gcc.target/i386/avx-rintf-vec.c: Include sse4_1-rintf-vec.c.
* gcc.target/i386/avx-rint-vec.c: Include sse4_1-rint-vec.c.
* gcc.target/i386/avx-roundf-vec.c: Include sse4_1-roundf-vec.c.
* gcc.target/i386/avx-round-vec.c: Include sse4_1-round-vec.c.
* gcc.target/i386/avx-truncf-vec.c: Include sse4_1-truncf-vec.c.
* gcc.target/i386/avx-trunc-vec.c: Include sse4_1-trunc-vec.c.
* gcc.target/i386/avx-copysignf-vec.c: Include sse-copysignf-vec.c.
* gcc.target/i386/avx-copysign-vec.c: Include sse2-copysign-vec.c.
From-SVN: r181364
PR c++/51107
* typeck.c (check_literal_operator_args): Add processing_specialization
to check for void template fn. Test for exact arity for non-template fn.
From-SVN: r181363
PR c++/6936
PR c++/25994
PR c++/26256
PR c++/30195
* search.c (lookup_field_1): Look through USING_DECL.
(lookup_field_r): Call lookup_fnfields_slot instead of
lookup_fnfields_1.
* semantics.c (finish_member_declaration): Remove the check that
prevents USING_DECLs from being verified by
pushdecl_class_level. Call add_method for using declarations that
designates functions if the using declaration is in a template
class. Set DECL_IGNORED_P on class-scope using declarations.
* typeck.c (build_class_member_access_expr): Handle USING_DECLs.
* class.c (check_field_decls): Keep using declarations.
(add_method): Remove two diagnostics about conflicting using
declarations.
* parser.c (cp_parser_nonclass_name): Handle USING_DECLs.
* decl.c (start_enum): Call xref_tag whenever possible.
* cp-tree.h (strip_using_decl): Declare, and reident the previous
function.
* name-lookup.c (strip_using_decl): New function.
(supplement_binding_1): Call strip_using_decl on decl and
bval. Perform most of the checks with USING_DECLs stripped. Also
check that the target decl and the target bval does not refer to
the same declaration. Allow pushing an enum multiple times in a
template class. Adjustment to diagnose using redeclarations. Call
diagnose_name_conflict.
(push_class_level_binding): Call strip_using_decl on decl and
bval. Perform most of the checks with USING_DECLs stripped. Return
true if both decl and bval refer to USING_DECLs and are dependent.
(diagnose_name_conflict): New function.
From-SVN: r181359
* 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
