From-SVN: r184129

re PR rtl-optimization/52175 (ICE in maybe_record_trace_start after invalid dbr_schedule transformation)

gcc/
	PR rtl-optimization/52175
	* reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
	to frame-related instructions.

gcc/testsuite/
	PR rtl-optimization/52175
	* gcc.c-torture/compile/pr52175.c: New test.

From-SVN: r184128

	PR c++/51910
	* tlink.c (demangled_hash_entry): Change mangled to a VEC.
	(demangle_new_symbols): Fill it.
	(scan_linker_output): Walk it.
	(start_tweaking): Split out from scan_linker_output.
	(maybe_tweak): Update sym->chosen.
	* Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o

From-SVN: r184127

	PR debug/52132
	* reg-stack.c (subst_stack_regs_in_debug_insn): Don't use
	get_true_reg.

	* gcc.dg/pr52132.c: New test.

From-SVN: r184126

compare-elim.c (find_comparisons_in_bb): Eliminate only compares having the same mode as previous compare.

	* compare-elim.c (find_comparisons_in_bb): Eliminate only compares
	having the same mode as previous compare.

From-SVN: r184124

From-SVN: r184123

	* gnat.dg/specs/aggr4.ads: New test.
	* gnat.dg/specs/aggr4_pkg.ads: New helper.

From-SVN: r184122

From-SVN: r184121

From-SVN: r184117

	* config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
	* config/sparc/sparc.md (UNSPECV_GOTO): Delete.
	(nonlocal_goto_internal): Likewise.
	(nonlocal_goto): Emit a use and an indirect jump directly.

From-SVN: r184116

From-SVN: r184115

From-SVN: r184113

2012-02-10  Andrew MacLeod  <amacleod@redhat.com>

	PR c/52190
	* doc/extend.texi : Update comments for __atomic_compare_exchange and
	__atomic_{is,always}_lock_free.

From-SVN: r184112

gcc/

2012-02-10  Uros Bizjak  <ubizjak@gmail.com>

	PR target/52146
	* config/i386/i386.c (ix86_legitimate_address_p): Disallow
	negative constant address for x32.

gcc/testsuite/

2012-02-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/52146
	* gcc.target/i386/pr52146.c: New.

From-SVN: r184111

2012-02-10  Benjamin Kosnik  <bkoz@redhat.com>
            Jonathan Wakely  <jwakely.gcc@gmail.com>

	PR libstdc++/51798 continued.
	* acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Use __atomic_*
	builtins instead of __sync_* builtins for atomic functionality.
	* include/bits/shared_ptr_base.h: Same.
	* include/parallel/compatibility.h: Same.
	* include/profile/impl/profiler_state.h: Same.
	* include/tr1/shared_ptr.h: Same.
	* libsupc++/eh_ptr.cc: Same.
	* libsupc++/eh_throw.cc: Same.
	* libsupc++/eh_tm.cc: Same.
	* libsupc++/guard.cc: Same.
	* configure: Regenerated.
	* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust line numbers.

Co-Authored-By: Jonathan Wakely <jwakely.gcc@gmail.com>

From-SVN: r184110

	PR libstdc++/51296
	* config/os/osf/ctype_base.h,
	config/os/osf/ctype_configure_char.cc,
	config/os/osf/ctype_inline.h, config/os/osf/error_constants.h:
	Copy from config/os/generic.
	* config/os/osf/os_defines.h: Likewise.
	(_GTHREAD_USE_MUTEX_INIT_FUNC, _GTHREAD_USE_COND_INIT_FUNC):
	Define.
	* configure.host <osf*>: Use os/osf for os_include_dir.

From-SVN: r184108

        * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
        * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
        for GIMPLE_TRANSACTION.  Tidy if's into a switch.

From-SVN: r184107

        * configure.ac (AM_LTLDFLAGS): Add -no-undefine for x64
        windows target.
        * configure: Regenerated.

From-SVN: r184103

re PR tree-optimization/50031 (Sphinx3 has a 10% regression going from GCC 4.5 to GCC 4.6 on powerpc)

2012-02-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Ira Rosen  <irar@il.ibm.com>

	PR tree-optimization/50031
	* targhooks.c (default_builtin_vectorization_cost): Handle
	vec_promote_demote.
	* target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
	* tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
	all types of reduction and pattern statements.
	(vect_estimate_min_profitable_iters): Likewise.
	* tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
	(vect_get_load_cost): Use vec_perm for permutations; add dump logic
	for explicit realigns.
	(vectorizable_conversion): Call vect_model_promotion_demotion_cost.
	* config/spu/spu.c (spu_builtin_vectorization_cost): Handle
	vec_promote_demote.
	* config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
	vec_perm for VSX and handle vec_promote_demote.


Co-Authored-By: Ira Rosen <irar@il.ibm.com>

From-SVN: r184102

re PR boehm-gc/48514 ([4.6] boehm gc incorrectly compile using __declspec(dllexport) on i686-w64-mingw32 target)

        PR boehm-gc/48514
        * include/gc_config_macros.h (GC_DLL): Define it for mingw-targets
        only, if we are actual in boehm-gc's build and DLL_EXPORT
        is defined.

From-SVN: r184100

From-SVN: r184099

From-SVN: r184098

script.

Committed to trunk.

2012-02-10   Diego Novillo  <dnovillo@google.com>

	* repro_fail: Add --debug and --debug-tui flags.

From-SVN: r184097

re PR middle-end/52177 (ICE: verify_gimple failed: non-trivial conversion at assignment with __atomic_is_lock_free())

	PR middle-end/52177
	* builtins.c (fold_builtin_atomic_always_lock_free,
	expand_builtin_atomic_always_lock_free,
	fold_builtin_atomic_is_lock_free,
	expand_builtin_atomic_is_lock_free): Return and/or test
	boolean_true_node/boolean_false_node instead of
	integer_one_node/integer_zero_node.

	* c-c++-common/pr52177.c: New test.

From-SVN: r184096

From Rainer Orth.

From-SVN: r184092

	PR middle-end/48600
	* predict.c (predict_paths_for_bb): Prevent looping.
	(predict_paths_leading_to_edge, predict_paths_leading_to): Update.
	* g++.dg/torture/pr48600.C: New testcase.

From-SVN: r184089

2012-02-10  Roman Zhuykov  <zhroma@ispras.ru>

	* config/arm/arm.c (output_move_double): In one case properly
	count number of instructions that will be emitted.

From-SVN: r184088

re PR translation/52193 (Bad translatable string: failed to reclaim unneeded functionin same comdat group)

2012-02-10  Richard Guenther  <rguenther@suse.de>

	PR translation/52193
	* cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.

From-SVN: r184086

	* config/abi/post/alpha-linux-gnu/baseline_symbols.txt: Regenerated.

From-SVN: r184083

From-SVN: r184080

From-SVN: r184079

From-SVN: r184075

From Rainer Orth.

From-SVN: r184065

gcc/
	PR middle-end/52140
	* dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.

gcc/testsuite/
	PR middle-end/52140
	* gcc.dg/dfp/pr52140.c: New test.

From-SVN: r184045

	PR fortran/32380
	* gfortran.dg/vect/pr32380.f: Use dg-additional-options instead
	of dg-options.

From-SVN: r184043

	PR debug/52165
	* var-tracking.c (emit_note_insn_var_location): If
	EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
	emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
	non-NOTE_DURING_CALL_P insn.

From-SVN: r184042

2012-02-09  Tristan Gingold  <gingold@adacore.com>

	* gcc-interface/Makefile.in: Remove .sym rule (not used).
	Remove adamsg.o object (requires native message compiler).
	* init.c (CMA$_EXIT_THREAD, MTH$_FLOOVEMAT, SS$_INTDIV): Define as a
	macro instead of as extern int.
	(ADA$_ALREADY_OPEN, ADA$_CONSTRAINT_ERRO, ADA$_DATA_ERROR)
	(ADA$_DEVICE_ERROR, ADA$_END_ERROR, ADA$_FAC_MODE_MISMAT)
	(ADA$_IOSYSFAILED, ADA$_KEYSIZERR, ADA$_KEY_MISMATCH)
	(ADA$_LAYOUT_ERROR, ADA$_LINEXCMRS, ADA$_MAXLINEXC)
	(ADA$_MODE_ERROR, ADA$_MRN_MISMATCH, ADA$_MRS_MISMATCH)
	(ADA$_NAME_ERROR, ADA$_NOT_OPEN, ADA$_ORG_MISMATCH)
	(ADA$_PROGRAM_ERROR, ADA$_RAT_MISMATCH, ADA$_RFM_MISMATCH)
	(ADA$_STAOVF, ADA$_STATUS_ERROR, ADA$_STORAGE_ERROR)
	(ADA$_UNSUPPORTED, ADA$_USE_ERROR): Likewise.
	(struct cond_except): Field cond is now an unsigned int.
	(dec_ada_cond_except_table): Adjust.
	(cond_except_table): Likewise.
	(cond_resignal_table): Likewise.
	(__gnat_default_resignal_p): Fix style.

From-SVN: r184041

re PR middle-end/51867 (GCC generates inconsistent code for same sources calling builtin calls, like sqrtf)


	PR target/51867
	* builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.

	PR target/51867
	* testsuite/c-c++-common/dfp/signbit-2.c: Change '-O0' to '-O1'.
	* testsuite/gcc.dg/pr51867.c: New test.

From-SVN: r184037

From-SVN: r184036

	* go.test/go-test.exp (go-gc-tests): Don't run stack.go on systems
	which don't support -fsplit-stack.  Turn off optimization when
	compiling select5-out.go.

From-SVN: r184035