2011-11-19 Tobias Burnus <burnus@net-b.de>
PR fortran/51207
* class.c (gfc_find_derived_vtab): Mark __def_init as PARAMETER
and hence as TREE_READONLY; add subroutine attribute to
__copy_ procedure.
PR fortran/50640
* trans.h (GFC_DECL_PUSH_TOPLEVEL): New DECL_LANG_FLAG_7.
* trans-decl.c (gfc_get_symbol_decl): Mark __def_init and vtab
as GFC_DECL_PUSH_TOPLEVEL.
(gfc_generate_function_code): If GFC_DECL_PUSH_TOPLEVEL, push it there.
(build_function_decl): Push __copy_ procedure to the toplevel.
From-SVN: r181505
PR tree-optimization/51118
* fold-const.c (fold_checksum_tree): Check for TS_TYPED structure
before using TREE_TYPE accessor on expr.
From-SVN: r181468
PR bootstrap/51134
* i386.c (atom_cost): Fix 32bit memset description.
(expand_set_or_movmem_via_loop_with_iter): Output proper bounds check for epilogue loops.
(expand_movmem_epilogue): Handle epilogues up to size 15 w/o producing byte loop.
(decide_alg): sse_loop is not useable wthen SSE2 is disabled; when not optimizing always
use rep movsb or lincall; do not produce word sized loops when optimizing memset for
size (to avoid need for large constants).
(ix86_expand_movmem): Get into sync with ix86_expand_setmem; choose unroll factors
better; always do 128bit moves when producing SSE loops; do not produce loopy epilogue
when size is too small.
(promote_duplicated_reg_to_size): Do not look into desired alignments when
doing vector expansion.
(ix86_expand_setmem): Track better when promoted value is available; choose unroll factors
more sanely.; output loopy epilogue only when needed.
From-SVN: r181466
2011-11-17 Andrew MacLeod <amacleod@redhat.com>
* builtins.c (expand_builtin): Remove 4th parameter representing
weak/strong mode when __atomic_compare_exchange becomes a library call.
* gcc.dg/atomic-generic-aux.c (__atomic_compare_exchange): Fail if
memory model parameters don't match expected values.
* gcc.dg/atomic-generic.c: Pass specific memory model parameters to
__atomic_compare_exchange.
* gcc.dg/atomic-noinline.c: Pass specific memory model parameters to
__atomic_compare_exchange_n.
* gcc.dg/atomic-noinline-aux.c (__atomic_compare_exchange_2): Remove
weak/strong parameter and fail if memory models aren't correct.
From-SVN: r181453
* lib/gcc-simulate-thread.exp (simulate-thread): Run on all targets.
Look for simulate_thread_done to determine working gdb. Reduce timeout
to 10 seconds and fail when timeout occurs. Improve error messages.
From-SVN: r181452
* builtins.c (expand_builtin_mem_thread_fence): Remove.
(expand_builtin_mem_signal_fence): Remove.
(expand_builtin_atomic_thread_fence): Use expand_mem_thread_fence.
(expand_builtin_sync_synchronize): Likewise.
(expand_builtin_atomic_signal_fence): Use expand_mem_signal_fence.
* optabs.c (expand_asm_memory_barrier): Split out from
expand_builtin_mem_signal_fence.
(expand_mem_thread_fence): New, a combination of code from
expand_builtin_mem_thread_fence and expand_builtin_sync_synchronize.
(expand_mem_signal_fence): Moved and renamed from
expand_builtin_mem_signal_fence.
(expand_atomic_exchange): Use expand_mem_thread_fence.
(expand_atomic_load, expand_atomic_store): Likewise.
* expr.h, optabs.h: Update decls.
From-SVN: r181451
PR rtl-optimization/50663
* cprop.c (implicit_set_indexes): New global variable.
(insert_set_in_table): Add additional parameter and record implicit
set information.
(hash_scan_set): Add additional parameter and pass it to above.
(hash_scan_insn): Pass false to hash_scan_set.
(compute_hash_table_work): Pass true to hash_scan_set.
(compute_cprop_data): Add implicit set to AVIN of block which the
implicit set is recorded for.
(one_cprop_pass): Handle implicit_set_indexes array.
From-SVN: r181446
2011-11-16 Richard Earnshaw <rearnsha@arm.com>
Bernd Schmidt <bernds@coudesourcery.com>
Sebastian Huber <sebastian.huber@embedded-brains.de>
PR target/49641
* config/arm/arm.c (store_multiple_sequence): Avoid cases where
the base reg is stored iff compiling for Thumb1.
* gcc.target/arm/pr49641.c: New test.
Co-Authored-By: Bernd Schmidt <bernds@codesourcery.com>
Co-Authored-By: Sebastian Huber <sebastian.huber@embedded-brains.de>
From-SVN: r181416
2011-11-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
PR middle-end/50325
* expmed.c (store_bit_field_1): Use extract_bit_field on big
endian targets if the source cannot be exactly covered by word
mode chunks.
From-SVN: r181405
2011-11-16 Tom de Vries <tom@codesourcery.com>
* gcc.dg/pr43864.c: Check for absence of 'Invalid sum' in pre tree-dump.
* gcc.dg/pr43864-2.c: Same.
* gcc.dg/pr43864-3.c: Same.
* gcc.dg/pr43864-4.c: Same.
From-SVN: r181393
* ipa-cp.c (ipa_value_from_jfunc): Make global.
(ipa_cst_from_jfunc): Remove, use ipa_value_from_jfunc instead.
(get_indirect_edge_target): Rename, make global.
(devirtualization_time_bonus, estimate_local_effects,)
(ipcp_discover_new_direct_edges): Update.
* ipa-inline-analysis.c (evaluate_conditions_for_edge):
Generalize to also handle types. Rename to ...
(evaluate_properties_for_edge): Use instead of
evaluate_conditions_for_edge.
(estimate_edge_devirt_benefit): New function.
(estimate_calls_size_and_time): Use it.
(estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,)
(inline_merge_summary): Update.
(do_estimate_edge_time, do_estimate_edge_growth): Update. Calculate
parameter information at the call site and pass it on to subroutines.
* tree-inline.c (estimate_num_insns): Distinguish between direct and
indirect calls.
(init_inline_once): Set size and time costs or indirect calls.
* tree-inline.h (eni_weights): Add indirect_call_cost.
From-SVN: r181377
PR rtl-optimization/51051
* cfgrtl.c (cfg_layout_can_merge_blocks_p): Return FALSE if the
move would cause fallthrough into the exit block.
From-SVN: r181371
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
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
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
