* runtime/environ.c: Include unistd.h.
        * runtime/pause.c: Test HAVE_UNISTD_H.
        * runtime/stop.c: Same.
        * io/open.c: Same.
        * io/unix.c: Same.
        * io/read.c (si_max): Protect declaration of value.

From-SVN: r198603

        * config/rs6000/rs6000.c (INT_P): Reformat.  Delete obsolete comment.
        (INT_LOWPART): Delete.
        (extract_MB): Adjust.
        (extract_ME): Adjust.
        (print_operand): Adjust.

From-SVN: r198602

       * config/rs6000/predicates.md (reg_or_add_cint_operand,
       reg_or_sub_cint_operand): Delete "HOST_BITS_PER_WIDE_INT == 32" case.
       (reg_or_logical_cint_operand, easy_fp_constant,
       logical_const_operand): Delete "CONST_DOUBLE" case.
       * config/rs6000/rs6000.c (num_insns_constant_wide): Delete
       "HOST_BITS_PER_WIDE_INT == 64" test.
       (num_insns_constant): Ditto.  Delete CONST_DOUBLE DImode/VOIDmode
       case.
       (build_mask64_2_operands): Delete "HOST_BITS_PER_WIDE_INT >= 64" test.
       (rs6000_emit_set_const): Delete CONST_DOUBLE case.
       (rs6000_emit_set_long_const): Delete "HOST_BITS_PER_WIDE_INT >= 64"
       test.
       (includes_rldic_lshift_p, includes_rldicr_lshift_p): Delete
       CONST_DOUBLE DImode/VOIDmode case.
       (INT_P, INT_LOWPART): Delete CONST_DOUBLE case.
       (print_operand): Delete "HOST_BITS_PER_WIDE_INT == 32" case.  Delete
       CONST_DOUBLE VOIDmode case.
       (output_toc): Delete "HOST_BITS_PER_WIDE_INT == 32" case.
       (rs6000_rtx_costs): Delete CONST_DOUBLE DImode/VOIDmode case.
       * config/rs6000/rs6000.md (iordi3, xordi3, splitter for these):
       Delete CONST_DOUBLE case.
       (splitters for mov FMOVE64 const_double): Delete
       "HOST_BITS_PER_WIDE_INT == 32" case.  Delete
       "HOST_BITS_PER_WIDE_INT >= 64" test.
       (splitter for mov DI const_int): Delete "HOST_BITS_PER_WIDE_INT == 32"
       case.
       (mov DI const_double): Delete.

From-SVN: r198601

	PR tree-optimization/56205
	* gcc.dg/tree-ssa/stdarg-6.c: Add cleanup-tree-dump "stdarg".

From-SVN: r198599

2013-05-04  Tobias Burnus  <burnus@net-b.de>

        * decl.c (gfc_verify_c_interop_param): Permit allocatable
        and pointer with -std=f2008ts.

2013-05-04  Tobias Burnus  <burnus@net-b.de>

        * gfortran.dg/bind_c_array_params.f03: Update dg-error.
        * gfortran.dg/bind_c_usage_27.f90: New.
        * gfortran.dg/bind_c_usage_28.f90: New.

From-SVN: r198597

        * inclhack.def (aix_null): New.
        (void_null): Update replacement definition of NULL.
        * fixincl.x: Regenerate.
        * tests/base/curses.h: Update for new fix.

From-SVN: r198596

combine.c (combine_simplify_rtx): If nonzero_bits on op shows all bits zero in mode of a lowpart subreg, return zero.

	* combine.c (combine_simplify_rtx) <case SUBREG>: If nonzero_bits
	on op shows all bits zero in mode of a lowpart subreg, return zero.

From-SVN: r198595

2013-05-04  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51927
	* g++.dg/cpp0x/lambda/lambda-nsdmi4.C: New.

From-SVN: r198594

[gcc]
2013-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/57150
	* config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode
	to save TFmode registers and DImode to save TImode registers for
	caller save operations.
	(HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to
	mark being partially clobbered since they only use the first
	double word.

	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode
	and TDmode only use the upper 64-bits of each VSX register.

[gcc/testsuite]
2013-05-03  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/57150
	* gcc.target/powerpc/pr57150.c: New file.

From-SVN: r198593

gcc:

2013-05-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gimple-ssa-strength-reduction.c (slsr_process_phi): Disable.
	(find_candidates_in_block): Disable slsr_process_phi.

gcc/testsuite:

2013-05-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gcc.dg/tree-ssa/slsr-32.c: Skip test for now.
	* gcc.dg/tree-ssa/slsr-33.c: Likewise.
	* gcc.dg/tree-ssa/slsr-34.c: Likewise.
	* gcc.dg/tree-ssa/slsr-35.c: Likewise.
	* gcc.dg/tree-ssa/slsr-36.c: Likewise.
	* gcc.dg/tree-ssa/slsr-37.c: Likewise.
	* gcc.dg/tree-ssa/slsr-38.c: Likewise.

From-SVN: r198592

	* coverage.c (coverage_obj_init): Move the construction of gcov
	constructor to
	(build_init_ctor): here.

From-SVN: r198591

From-SVN: r198590

2013-05-03  Dominique d'Humieres  <dominiq@lps.ens.fr>
p
	* gcc.target/i386/sse2-init-v2di-2.c: Remove "\\" from
	scan-assembler-times.

From-SVN: r198587

gcc:

2013-05-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gimple-ssa-strength-reduction.c (cand_kind): Add CAND_PHI.
	(slsr_cand_d): Redefine def_phi.
	(stride_status, phi_adjust_status, count_phis_status): New enums.
	(find_phi_def): New.
	(find_basis_for_base_expr): New.
	(find_basis_for_candidate): Handle hidden bases.
	(alloc_cand_and_find_basis): Handle phi candidates.
	(slsr_process_phi): New.
	(create_mul_ssa_cand): Exclude phi base candidates; use integer_onep.
	(create_mul_imm_cand): Likewise.
	(create_add_ssa_cand): Exclude phi base candidates.
	(create_add_imm_cand): Likewise.
	(slsr_process_cast): Likewise.
	(slsr_process_copy): Likewise.
	(find_candidates_in_block): Handle phi candidates.
	(dump_candidate): Likewise.
	(unconditional_cands): Delete.
	(unconditional_cands_with_known_stride_p): Delete.
	(phi_dependent_cand_p): New.
	(cand_increment): Handle phi-dependent candidates.
	(replace_dependent): Delete.
	(replace_mult_candidate): New.
	(replace_unconditional_candidate): New.
	(incr_vec_index): Move to avoid forward reference.
	(create_add_on_incoming_edge): New.
	(create_phi_basis): New.
	(replace_dependents): Delete.
	(replace_conditional_candidate): New.
	(phi_add_costs): New.
	(replace_uncond_cands_and_profitable_phis): New.
	(record_increment): Handle phi adjustments.
	(record_phi_increments): New.
	(record_increments): Handle phi adjustments.
	(phi_incr_cost): New.
	(lowest_cost_path): Handle phis.
	(total_savings): Likewise.
	(analyze_increments): Likewise.
	(ncd_with_phi): New.
	(ncd_of_cand_and_phis): New.
	(nearest_common_dominator_for_cands): Handle phi increments.
	(all_phi_incrs_profitable): New.
	(replace_profitable_candidates): Handle phi-dependent candidates.
	(analyze_candidates_and_replace): Likewise.

gcc/testsuite:

2013-05-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gcc.dg/tree-ssa/slsr-32.c: New.
	* gcc.dg/tree-ssa/slsr-33.c: New.
	* gcc.dg/tree-ssa/slsr-34.c: New.
	* gcc.dg/tree-ssa/slsr-35.c: New.
	* gcc.dg/tree-ssa/slsr-36.c: New.
	* gcc.dg/tree-ssa/slsr-37.c: New.
	* gcc.dg/tree-ssa/slsr-38.c: New.

From-SVN: r198586

From-SVN: r198585

2013-05-03  Teresa Johnson  <tejohnson@google.com>

	PR bootstrap/57154
	* sched-rgn.c (compute_dom_prob_ps): Ensure accumulated probabilities
	do not exceed REG_BR_PROB_BASE.

From-SVN: r198584

From-SVN: r198583

re PR tree-optimization/57411 (ICE: verify_ssa failed: definition in block 4 does not dominate use in block 11 with -fno-tree-dce -ftree-vectorize)

	PR tree-optimization/57411
	* tree-vrp.c (simplify_cond_using_ranges): Verify the constant
	operand of the condition will bit into the new type when eliminating
	a cast feeding a condition.

	PR tree-optimization/57411
	* gcc.c-torture/execute/pr57144.c: New test.

From-SVN: r198582

	PR rtl-optimization/57130
	* combine.c (make_compound_operation) <case SUBREG>: Pass
	SET instead of COMPARE as in_code to the recursive call
	if needed.

	* gcc.c-torture/execute/pr57130.c: New test.

From-SVN: r198579

	* config/i386/i386.md (isa): Add x64_sse4_noavx and x64_avx members.
	(enabled): Handle new members.
	* config/i386/sse.md (*vec_concatv2si): Merge from
	*vec_concatv2si_sse2 and vec_concatv2si_sse.
	(vec_concatv2di): Merge with *vec_concatv2di_rex64.

testsuite/ChangeLog:

	* gcc.target/i386/sse2-init-v2di-2.c: Update scan assembler string.

From-SVN: r198578

2013-05-03  Joern Rennecke <joern.rennecke@embecosm.com>

        PR tree-optimization/57027
        * tree-ssa-math-opts.c (convert_mult_to_fma): When checking for
        fnms opportunity, check we got the prerequisite kind of tree / gimple
        before using accessor functions.

From-SVN: r198577

2013-05-03  Richard Biener  <rguenther@suse.de>

	* double-int.h (lshift): New overload without precision
	and arith argument.
	(operator *=, operator +=, operator -=): Move ...
	* double-int.c (operator *=, operator +=, operator -=): ... here
	and implement more efficiently.
	(mul_double_with_sign): Remove.
	(lshift_double): Adjust to take unsinged shift argument, push
	dispatching code to callers.
	(mul_double_wide_with_sign): Add early out for callers that
	are not interested in high parts or overflow.
	(lshift): New function.
	(lshift, rshift, alshift, arshift, llshift, lrshift): Add
	dispatch code here.
	(lrotate, rrotate): Use logical shifts.
	* expr.c (get_inner_reference): Use lshift.
	* fixed-value.c (do_fixed_divide): Likewise.
	* tree-dfa.c (get_ref_base_and_extent): Likewise.
	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
	(indirect_refs_may_alias_p): Likewise.
	(stmt_kills_ref_p_1): Likewise.

From-SVN: r198576

From-SVN: r198575

gcc/ChangeLog

2013-05-02  Vidya Praveen  <vidyapraveen@arm.com>

        * config/aarch64/aarch64-simd.md (*fabd_scalar<mode>3): Support
          scalar form of FABD instruction.

gcc/testsuite/ChangeLog

2013-05-02  Vidya Praveen <vidyapraveen@arm.com>

        * gcc.target/aarch64/fabd.c: New file.

From-SVN: r198574

2013-05-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/54318
	* g++.dg/cpp0x/pr54318.C: New.

From-SVN: r198573

/cp
2013-05-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/14283
	* parser.c (cp_parser_diagnose_invalid_type_name): Improve error
	messages for template types and fix column numbers.

/testsuite
2013-05-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/14283
	* g++.dg/parse/error51.C: New.
	* g++.dg/parse/error15.C: Adjust column numbers.

From-SVN: r198572

From-SVN: r198568

From-SVN: r198562

2013-05-02  Vladimir Makarov  <vmakarov@redhat.com>

	* lra-constraints.c (process_alt_operands): Add checking alt
	number to choose the best alternative.

From-SVN: r198558

	* tree-eh.c (cleanup_empty_eh_merge_phis): Remove rename_virts
	bitmap and its handling.
	(pass_cleanup_eh): Set todo_flags_finish to TODO_verify_ssa.

From-SVN: r198552

2013-05-02  Tobias Burnus  <burnus@net-b.de>

        PR fortran/57142
        * simplify.c (gfc_simplify_size): Renamed from
        simplify_size; fix kind=8 handling.
        (gfc_simplify_size): New function.
        (gfc_simplify_shape): Add range check.
        * resolve.c (resolve_function): Fix handling
        for ISYM_SIZE.

2013-05-02  Tobias Burnus  <burnus@net-b.de>

        PR fortran/57142
        * gfortran.dg/size_kind_2.f90: New.
        * gfortran.dg/size_kind_3.f90: New.

From-SVN: r198549

2013-05-02  Richard Biener  <rguenther@suse.de>

	PR middle-end/57140
	* tree-inline.c (copy_loops): Properly handle removed loops.
	(copy_cfg_body): Mark destination loops for fixup if source
	loops needed fixup.

	* g++.dg/torture/pr57140.C: New testcase.

From-SVN: r198548

gcc/ChangeLog

2013-05-02  Greta Yorsh  <Greta.Yorsh@arm.com>

	PR target/56732
	* config/arm/arm.c (arm_expand_epilogue): Check really_return before
	generating simple_return for naked functions.

gcc/testsuite/ChangeLog

2013-05-02  Greta Yorsh  <Greta.Yorsh@arm.com>

	PR target/56732
	* gcc.target/arm/pr56732-1.c: New test.

From-SVN: r198547

2013-05-02  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/56988
	* ipa-prop.h (ipa_agg_replacement_value): New flag by_ref.
	* ipa-cp.c (ipa_get_indirect_edge_target_1): Also check that by_ref
	flags match.
	(find_aggregate_values_for_callers_subset): Fill in the by_ref flag of
	ipa_agg_replacement_value structures.
	(known_aggs_to_agg_replacement_list): Likewise.
	* ipa-prop.c (write_agg_replacement_chain): Stream by_ref flag.
	(read_agg_replacement_chain): Likewise.
	(ipcp_transform_function): Also check that by_ref flags match.

testsuite/
	* gcc.dg/ipa/pr56988.c: New test.

From-SVN: r198540

2013-05-02  Richard Biener  <rguenther@suse.de>

	* graphds.h (struct graph): Add obstack member.
	* graphds.c (new_graph): Initialize obstack and allocate
	vertices from it.
	(add_edge): Allocate edge from the obstack.
	(free_graph): Free the obstack instead of all edges and
	vertices.

From-SVN: r198539

Follow-on patch to r197595 to complete the replacement of truncating divides
in profile scaling code with rounding divide equivalents using helper routines
in basic-block.h. 

In addition to bootstrap and profiledbootstrap builds and tests (with and
without LTO), I built and tested performance of the SPEC cpu2006 benchmarks
with FDO on a Nehalem system. I didn't see any performance changes that
looked significant.

2013-05-02  Teresa Johnson  <tejohnson@google.com>

	* loop-unswitch.c (unswitch_loop): Use helper routines with rounding
        divides.
	* cfg.c (update_bb_profile_for_threading): Ditto.
	* tree-inline.c (copy_bb): Ditto.
	(copy_edges_for_bb): Ditto.
	(initialize_cfun): Ditto.
	(copy_cfg_body): Ditto.
	(expand_call_inline): Ditto.
	* ipa-inline-analysis.c (estimate_edge_size_and_time): Ditto.
	(estimate_node_size_and_time): Ditto.
	(inline_merge_summary): Ditto.
	* cgraphclones.c (cgraph_clone_edge): Ditto.
	(cgraph_clone_node): Ditto.
	* sched-rgn.c (compute_dom_prob_ps): Ditto.
	(compute_trg_info): Ditto.

From-SVN: r198532

From-SVN: r198527

From-SVN: r198526

2013-05-02  Richard Biener  <rguenther@suse.de>

	* tree-scalar-evolution.c (scev_info_hasher): Remove.
	(struct instantiate_cache_entry): New type.
	(struct instantiate_cache_entry_hasher): New hashtable descriptor.
	(struct instantiate_cache_type): New type.
	(set_instantiated_value, get_instantiated_value): Remove.
	(get_instantiated_value_entry): New function.
	(instantiate_scev_name): Use the new cache and adjust.
	(instantiate_scev_poly): Adjust.
	(instantiate_scev_binary): Likewise.
	(instantiate_array_ref): Likewise.
	(instantiate_scev_convert): Likewise.
	(instantiate_scev_not): Likewise.
	(instantiate_scev_3): Likewise.
	(instantiate_scev_2): Likewise.
	(instantiate_scev_r): Likewise.
	(instantiate_scev): Likewise.
	(resolve_mixers): Likewise.

From-SVN: r198523

2013-05-02  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/tr1/4_metaprogramming/integral_constant/requirements/
	constexpr_data.cc: Move...
	* testsuite/20_util/integral_constant/requirements/constexpr_data.cc:
	... here.
	* testsuite/20_util/integral_constant/requirements/
	explicit_instantiation.cc: New.
	* testsuite/20_util/integral_constant/requirements/typedefs.cc:
	Likewise.
	* testsuite/20_util/integral_constant/static_definition.cc: Likewise.
	* testsuite/20_util/integral_constant/true_false_type_typedefs.cc:
	Likewise.
	* testsuite/20_util/integral_constant/true_false_value.cc: Likewise.
	* testsuite/20_util/integral_constant/operator_value_type.cc: Likewise.

From-SVN: r198521