fix utf-8

From-SVN: r175040

valarray (~valarray): Use noexcept.

2011-06-14  Paolo Carlini  <paolo.carlini@oracle.com>

* include/std/valarray (~valarray): Use noexcept.
* include/bits/unique_ptr.h (~unique_ptr): Likewise.
* testsuite/26_numerics/valarray/noexcept_move_construct.cc: New.
* testsuite/20_util/shared_ptr/cons/noexcept_move_construct.cc:
Likewise.
* testsuite/20_util/unique_ptr/cons/noexcept_move_construct.cc:
Likewise.
* testsuite/20_util/weak_ptr/cons/noexcept_move_construct.cc:
Likewise.

From-SVN: r175039

Properly expand strlen to Pmode.

2011-06-14  H.J. Lu  <hongjiu.lu@intel.com>

PR middle-end/47364
* builtins.c (expand_builtin_strlen): Expand strlen to Pmode
and properly handle result not in Pmode.

From-SVN: r175034

huge_struct.c (test_large_fn): Use PRIu8, PRId8 instead of %hhu, %hhd.

* testsuite/libffi.call/huge_struct.c (test_large_fn): Use PRIu8,
PRId8 instead of %hhu, %hhd.
* testsuite/libffi.call/ffitest.h [__alpha__ && __osf__] (PRId8,
PRIu8): Define.
[__sgi__] (PRId8, PRIu8): Define.

From-SVN: r175032

kfreebsd-gnu.h: Resync with `config/i386/linux.h'.

* config/i386/kfreebsd-gnu.h: Resync with `config/i386/linux.h'.
* config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKER): Resync with
`config/linux.h'.

* config/i386/kfreebsd-gnu64.h: New file.
* config.gcc (x86_64-*-kfreebsd*-gnu): Replace `i386/kfreebsd-gnu.h'
with `i386/kfreebsd-gnu64.h'.

* config/i386/linux64.h (GNU_USER_LINK_EMULATION32)
(GNU_USER_LINK_EMULATION64): New macros.
* config/i386/gnu-user64.h (LINK_SPEC): Rely on
`GNU_USER_LINK_EMULATION32' and `GNU_USER_LINK_EMULATION64' instead
of hardcoding `elf_i386' and `elf_x86_64'.

From-SVN: r175031

re PR target/49403 (v850e-elf: incompatible pointer type (near initialization for ‘targetm.memory_move_cost’))

PR target/49403
* config/v850/v850.c (v850_memory_move_cost): Add reg_class_t parameter.

PR target/49402
* config.gcc(v850*-*-*): Avoid duplication of v850.opt.

From-SVN: r175030

re PR fortran/49103 (local variables exchange values / wrong code with -O3)

PR fortran/49103
* tree.h (DECL_NONSHAREABLE): Define.
(struct tree_decl_common): Change decl_common_unused to
decl_nonshareable_flag.
* cfgexpand.c (expand_used_vars_for_block, clear_tree_used):
Ignore vars with DECL_NONSHAREABLE bit set.
* tree-cfg.c (gimple_duplicate_bb): Set DECL_NONSHAREABLE
on stores to automatic aggregate vars.

* gfortran.dg/pr49103.f90: New test.

From-SVN: r175028

functional: Use noexcept.

2011-06-14  Paolo Carlini  <paolo.carlini@oracle.com>

* include/std/functional: Use noexcept.
* include/bits/stl_tempbuf.h: Likewise.

From-SVN: r175026

re PR middle-end/45098 (Missed induction variable optimization)

2011-06-14  Tom de Vries  <tom@codesourcery.com>

PR target/45098
* gcc.target/arm/ivopts-3.c: New test.
* gcc.target/arm/ivopts-4.c: New test.
* gcc.target/arm/ivopts-5.c: New test.

From-SVN: r175025

re PR rtl-optimization/49390 (GCSE miscompilation)

PR rtl-optimization/49390
Revert:
2010-06-29  Bernd Schmidt  <bernds@codesourcery.com>

* cse.c (exp_equiv_p): For MEMs, if for_gcse, only compare
MEM_ALIAS_SET.

* gcc.c-torture/execute/pr49390.c: New test.

From-SVN: r175023

re PR middle-end/45098 (Missed induction variable optimization)

2011-06-14  Zdenek Dvorak  <ook@ucw.cz>
    Tom de Vries  <tom@codesourcery.com>

PR target/45098
* cfgloop.h (nb_iterations_upper_bound, nb_iterations_estimate):
Document changed semantics.
(max_stmt_executions, max_stmt_executions_int): Declare.
* tree-data-ref.c (estimated_loop_iterations)
(estimated_loop_iterations_int): Move functions...
* tree-ssa-loop-niter.c (estimated_loop_iterations)
(estimated_loop_iterations_int): here.
(record_estimate): Change nb_iterations_upper_bound and
nb_iterations_estimate semantics.
(max_stmt_executions, max_stmt_executions_int): New function.
* tree-data-ref.c (estimated_loop_iterations_tree): Rename to ...
(max_stmt_executions_tree): this.
(analyze_miv_subscript): Use max_stmt_executions_tree instead of
estimated_loop_iterations_tree.
tree-ssa-loop-ivopts.c (avg_loop_niter): Use
max_stmt_executions_int instead of estimated_loop_iterations_int.
* predict.c (predict_loops): Idem.
* tree-parloops.c (parallelize_loops): Idem.
* tree-data-ref.c (analyze_siv_subscript_cst_affine)
(compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine)
(init_omega_for_ddr_1): Idem.
* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse)
(loop_prefetch_arrays): Idem
* graphite-sese-to-poly.c (build_loop_iteration_domains): Use
max_stmt_executions instead of estimated_loop_iterations.
* tree-data-ref.c (estimated_loop_iterations_tree): Idem.
* tree-vrp.c (adjust_range_with_scev): Use estimated_loop_iterations
instead of nb_iterations_upper_bound.

Co-Authored-By: Tom de Vries <tom@codesourcery.com>
From-SVN: r175022

* ipa.c (cgraph_address_taken_from_non_vtable_p): Check the ref type.

From-SVN: r175021

Change builtin make to runtime call at lowering time.

Use kindNoPointers as 6g does.

* Make-lang.in (go/expressions.o): Depend on $(GO_RUNTIME_H).

From-SVN: r175020

* g++.dg/torture/pr48954.C: Use dg-require-effective-target lto.

From-SVN: r175019

re PR debug/48459 (avr: Assertion failure with -gdwarf-2)

PR debug/48459
        * dwarf2out.c (frame_pointer_fb_offset_valid): New.
        (based_loc_descr): Assert it's true.
        (compute_frame_pointer_to_fb_displacement): Set it, rather than
        aborting immediately.

From-SVN: r175018

invoke.texi: Re-add missing -mcpu docs for Faraday cores.

2011-06-14  Sanjin Liu <scliu@faraday-tech.com>
    Mingfeng Wu  <mingfeng@faraday-tech.com>

* doc/invoke.texi: Re-add missing -mcpu docs for Faraday cores.

Co-Authored-By: Mingfeng Wu <mingfeng@faraday-tech.com>
From-SVN: r175017

* ipa-cp.c (ipcp_iterate_stage): Revert accidental commit.

From-SVN: r175016

cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY similarly to DECL_COMDAT.

* cgraph.c (cgraph_make_decl_local): Handle DECL_ONE_ONLY
similarly to DECL_COMDAT.
* cgraphunit.c (cgraph_analyze_function): Likewise.
* ipa.c (function_and_variable_visibility): Likewise.

From-SVN: r175015

lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output BINFO_VIRTUALS when streaming for ltrans unit.

* lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not output
BINFO_VIRTUALS when streaming for ltrans unit.

From-SVN: r175014

irix6-unwind.h: New file.

2011-06-14  Olivier Hainque  <hainque@adacore.com>
    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

* config/mips/irix6-unwind.h: New file.
* config.host (mips-sgi-irix6.5*): Set md_unwind_header.

Co-Authored-By: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
From-SVN: r175013

cmpsi-2.c: Undo 172757.

testsuite/
* gcc.c-torture/execute/cmpsi-2.c: Undo 172757.
* gcc.c-torture/execute/cmpsi-2.x: New file.
* gcc.c-torture/execute/pr45262.c: Undo 172757.
* gcc.c-torture/execute/pr45262.x: New file.
* gcc.c-torture/compile/pr46534.c: Skip for AVR.
* gcc.c-torture/compile/pr49029.c: Add dg-require-effective-target
int32plus
* gcc.c-torture/compile/pr49163.c: Ditto.

From-SVN: r175012

Fix long lines

From-SVN: r175011

vect-16.c: Rename to...

* gcc.dg/vect/vect-16.c: Rename to...
* gcc.dg/vect/no-fast-math-vect16.c: ...this.
* gcc.dg/vect/vect-peel-3.c: Adjust misalignment values
for double-word vectors.
* gcc.dg/vect/vect-peel-4.c: Likewise.
* gcc.dg/vect/bb-slp-10.c: Replace vect_hw_misalign with
vect_element_align.
* gcc.dg/vect/vect.exp: Run no-fast-math-* tests with
-fno-fast-math.

From-SVN: r175009

Change builtin make to runtime call at lowering time.

Use kindNoPointers as 6g does.

* Make-lang.in (go/expressions.o): Depend on $(GO_RUNTIME_H).

From-SVN: r175008

Daily bump.

From-SVN: r175006

cp-demangle.c (d_print_comp): Suppress d_print_mod for DMGL_RET_POSTFIX.

libiberty/
* cp-demangle.c (d_print_comp) <DEMANGLE_COMPONENT_FUNCTION_TYPE>:
Suppress d_print_mod for DMGL_RET_POSTFIX.
* testsuite/demangle-expected: New testcases for --ret-postfix.

From-SVN: r175001

demangle.h (DMGL_RET_POSTFIX): Extend the comment.

include/
* demangle.h (DMGL_RET_POSTFIX): Extend the comment.
(DMGL_RET_DROP): New.

libiberty/
* cp-demangle.c (d_print_comp) <DEMANGLE_COMPONENT_FUNCTION_TYPE>: Do
not pass DMGL_RET_POSTFIX or DMGL_RET_DROP.  Support DMGL_RET_DROP.
* testsuite/demangle-expected: New testcases for --ret-drop.
* testsuite/test-demangle.c: Document --ret-drop in a comment.
(main): New variable ret_drop, fill it, call cplus_demangle with it.

From-SVN: r175000

cp-demangle.c (struct d_print_info): Remove field options.

libiberty/
* cp-demangle.c (struct d_print_info): Remove field options.
(d_print_init): Remove parameter options.
(cplus_demangle_print_callback): Update all the callers.
(d_print_comp, d_print_mod_list, d_print_mod, d_print_function_type)
(d_print_array_type, d_print_expr_op, d_print_cast, d_print_subexpr):
Add parameter options, update all the callers.

From-SVN: r174999

[multiple changes]

2011-06-13  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/rs6000.md (movdi_mfpgpr): Remove POWER mnemonic.
        (movdi_internal64): Same.

2011-06-13  Edmar Wienskoski  <edmar@freescale.com>

        * config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
        with a set of similar patterns, where the MATCH_OPERAND for the
        function argument is replaced with individual references to hardware
        registers.
        (save_fpregs_<mode>): Ditto
        (restore_gpregs_<mode>): Ditto
        (return_and_restore_gpregs_<mode>): Ditto
        (return_and_restore_fpregs_<mode>): Ditto
        (return_and_restore_fpregs_aix_<mode>): Ditto

From-SVN: r174997

* gcc.target/powerpc/outofline_rnreg.c: New testcase.

From-SVN: r174995

ipa-inline.c (reset_edge_caches): Walk aliases.

* ipa-inline.c (reset_edge_caches): Walk aliases.
(update_caller_keys): Do not test inlinability of aliases.
* ipa-inline-analysis.c (do_estimate_edge_time): Look through alias.
(do_estimate_growth): Fix typo.

From-SVN: r174992

ipa-utils.c (postorder_stack): New structure.

* ipa-utils.c (postorder_stack): New structure.
(ipa_reverse_postorder): Handle aliases.

From-SVN: r174991

* configure.ac (tilepro-*-*) New case.

(tilegx-*-*): Likewise.
* configure: Regenerate.

From-SVN: r174990

ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...

* ipa-inline-transform.c (+can_remove_node_now_p_1): Break out from...
(can_remove_node_now_p): ... here; handle same comdat groups.
(clone_inlined_nodes): Update use of can_remove_node_now_p add TODO.
(inline_call): Update use of can_remove_node_now_p.

From-SVN: r174989

Correct typos.

From-SVN: r174988

Remove duplicated lines.

2011-06-13  H.J. Lu  <hongjiu.lu@intel.com>

* gcc.dg/h8300-bit-insn-ice2.2: Remove duplicated lines.

From-SVN: r174987

h8300.md (bsetqi_msx, [...]): Added condition to disallow non-identical memory locations.

* config/h8300/h8300.md (bsetqi_msx, bclrqi_msx, bnotqi_msx): Added
condition to disallow non-identical memory locations.
(*andqi3_2, andqi3_1, iorqi3_1, xorqi3_1): Reorder insn to give
preference to bit manipulation instructions.
* gcc.dg/h8300-bit-insn-ice2.2: New testcase.

From-SVN: r174986

cgraph.c (cgraph_for_node_thunks_and_aliases, [...]): Fix thinko in recursive walking.

* cgraph.c (cgraph_for_node_thunks_and_aliases,
cgraph_for_node_and_aliases): Fix thinko in recursive walking.
(nonremovable_p): New function.
(cgraph_can_remove_if_no_direct_calls_p): New function.
(used_from_object_file_p): New functoin.
(cgraph_will_be_removed_from_program_if_no_direct_calls): Look for references
from aliases.
* cgraph.h (cgraph_can_remove_if_no_direct_calls_p): Bring offline.
* ipa-inline.c (check_caller_edge): New function.
(want_inline_function_called_once_p): Use it; accept aliases called once, too.
* ipa-inline-analysis.c (do_estimate_growth): Remove FIXME.

From-SVN: r174985

re PR target/48454 (gfortran.dg/char_result_13.f90 fails with -O3 -funroll-loops -mvectorize-with-neon-quad)

PR target/48454

Fix vmovn lengths.

2011-06-13  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

PR target/48454
* config/arm/neon.md (vec_pack_trunc<mode>): Set the lengths
correctly for the case with Quad vectors.

From-SVN: r174984

frontend-passes.c (remove_trim): New function.

2011-06-13  Thomas Koenig  <tkoenig@gcc.gnu.org>

* frontend-passes.c (remove_trim):  New function.
(optimize_assignment):  Use it.
(optimize_comparison):  Likewise.  Return correct status
for previous change.

2011-06-13  Thomas Koenig  <tkoenig@gcc.gnu.org>

* gfortran.dg/trim_optimize_8.f90:  New test case.

From-SVN: r174983

re PR tree-optimization/49352 (-fcompare-debug failure with -O2 -ftree-vectorize)

        PR tree-optimization/49352
        * tree-vect-loop.c (vect_is_slp_reduction): Don't count debug
        uses at all, make sure loop_use_stmt after the loop is a def
        stmt of a used SSA_NAME that is the only one defined inside
        of the loop.  Don't check for COND_EXPR and GIMPLE_BINARY_RHS.
        (vect_is_simple_reduction_1): Call vect_is_slp_reduction only
        if check_reduction is true.

Co-Authored-By: Ira Rosen <ira.rosen@linaro.org>
From-SVN: r174982

Daily bump.

From-SVN: r174979

re PR middle-end/49373 (Many testcase failures)

PR middle-end/49373
* ipa.c (cgraph_externally_visible_p): Check resolution info.

From-SVN: r174972

re PR middle-end/48836 (internal compiler error: in execute_todo, at passes.c:1261)

PR middle-end/48836
* ipa-inline-transform.c: Include tree-pass.h
(inline_transform): Set TODO_update_ssa_only_virtuals.
* Makefile.in (ipa-inline-transform.o): Add tree-pass.h.

From-SVN: r174970

re PR middle-end/49378 (C++ is broken)

PR middle-end/49378
* ipa.c (cgraph_non_local_node_p_1, cgraph_local_node_p): Rule out
aliases and thunks.

From-SVN: r174969

allocator.h (__shrink_to_fit): Rename to __shrink_to_fit_aux, fix.

2011-06-12  François Dumont  <francois.cppdevs@free.fr>
    Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/allocator.h (__shrink_to_fit): Rename to
__shrink_to_fit_aux, fix.
* include/bits/stl_vector.h (_M_shrink_to_fit): Declare.
(shrink_to_fit): Use the latter.
* include/debug/vector (shrink_to_fit): Likewise.
* include/bits/vector.tcc (_M_shrink_to_fit): Define.
* include/bits/stl_deque.h (_M_shrink_to_fit): Declare.
(shrink_to_fit): Use the latter.
* include/debug/deque (shrink_to_fit): Likewise.
* include/bits/deque.tcc (_M_shrink_to_fit): Define.
* include/bits/vector.tcc (vector<bool>::_M_reallocate): Add.
* include/bits/stl_bvector.h (_M_shrink_to_fit): Declare.
(shrink_to_fit): Use the latter.
(reserve): Use _M_reallocate, move inline.
(_Bvector_base<>::_S_nword): Add, use it throughout.
* include/debug/string (shrink_to_fit): Redo.
* include/ext/vstring.h (shrink_to_fit): Optimize.
* include/bits/basic_string.h (shrink_to_fit): Likewise.
* testsuite/21_strings/debug/shrink_to_fit.cc: New.
* testsuite/23_containers/vector/debug/shrink_to_fit.cc: Likewise.
* testsuite/23_containers/vector/debug/bool/shrink_to_fit.cc:
Likewise.
* testsuite/23_containers/vector/bool/capacity/shrink_to_fit.cc:
Likewise.
* testsuite/23_containers/deque/debug/shrink_to_fit.cc: Likewise.

Co-Authored-By: Paolo Carlini <paolo.carlini@oracle.com>
From-SVN: r174967

Fix moxie comparisons

From-SVN: r174966

tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent): Take number of iterations to peel into account for equally frequent...

        * tree-vect-data-refs.c (vect_peeling_hash_get_most_frequent):
        Take number of iterations to peel into account for equally
        frequent misalignment values.

From-SVN: r174965

Daily bump.

From-SVN: r174964

2011-06-12  Tobias Burnus

        PR fortran/49324
        * trans-expr.c (gfc_trans_assignment_1): Tell
        gfc_trans_scalar_assign to also deep-copy RHS nonvariables
        with allocatable components.
        * trans-array.c (gfc_conv_expr_descriptor): Ditto.

2011-06-12  Tobias Burnus

        PR fortran/49324
        * gfortran.dg/alloc_comp_assign_11.f90: New.

From-SVN: r174959

extptr_allocator.h (construct, destroy): Fix for C++0x mode by overloading to take allocator's pointer type.

2011-06-11  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/ext/extptr_allocator.h (construct, destroy): Fix for C++0x
mode by overloading to take allocator's pointer type.
* testsuite/23_containers/vector/ext_pointer/types/2.cc: New.
* testsuite/23_containers/vector/ext_pointer/explicit_instantiation/
2.cc: New.

From-SVN: r174958

explicit_instantiation.cc: Add another instantiation.

2011-06-11  Jonathan Wakely  <jwakely.gcc@gmail.com>

* testsuite/20_util/allocator_traits/requirements/
explicit_instantiation.cc: Add another instantiation.

From-SVN: r174957

lto-streamer-out.c (produce_symtab): Stream out the newly represented aliases.

* lto-streamer-out.c (produce_symtab): Stream out the newly represented
aliases.

From-SVN: r174956

ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting varying args.

* ipa-prop.c (ipa_make_edge_direct_to_target): Fix code setting varying args.
(ipa_update_after_lto_read): Likewise.
(ipa_write_node_info): Do not sream call_with_var_arguments.
(ipa_read_node_info): Likewise.

From-SVN: r174955

* ipa.c (cgraph_comdat_can_be_unshared_p): Fix pasto.

From-SVN: r174954

typedefs.cc: Check for allocator_type and value_type.

2011-06-11  Jonathan Wakely  <jwakely.gcc@gmail.com>

* testsuite/20_util/allocator_traits/requirements/typedefs.cc: Check
for allocator_type and value_type.

From-SVN: r174953

lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.

* lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
(lto_symtab_resolve_can_prevail_p): Likewise.
(lto_symtab_merge_cgraph_nodes): Update merging of aliases.
* cgraph.c (same_body_aliases_done): New global var.
(cgraph_same_body_alias_1): Rename to ...
(cgraph_create_function_alias): ... this one; reorg to new
representation.
(cgraph_same_body_alias): Use cgraph_create_function_alias;
record references when asked to.
(cgraph_add_thunk): Fix formating.
(cgraph_get_node): Kill same body alias code.
(cgraph_node_for_asm): Likewise.
(cgraph_remove_same_body_alias): Remove.
(cgraph_remove_node): Kill same body alias code.
(cgraph_mark_address_taken_node): Mark also the aliased function
as having address taken.
(dump_cgraph_node): Dump same body aliases.
(cgraph_for_node_thunks_and_aliases): Update for new alias
representation.
(cgraph_for_node_and_aliases): Likewise.
* cgraph.h (same_body): Kll pointer.
(same_body_alias): Update comment.
(same_body_aliases_done): Declare.
(cgraph_remove_same_body_alias): Remove declaration.
(cgraph_create_function_alias): Declare.
(cgraph_process_same_body_aliases): Declare.
(cgraph_function_with_gimple_body_p): Check for alias.
(cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
(cgraph_alias_aliased_node): New function.
(cgraph_function_node): Update for new aliases.
(cgraph_function_or_thunk_node): Likewise.
* ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
(inline_call): Remove dead aliases.
* cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler name
hack for same body aliases.
(clone_of_p): Look through aliases.
(verify_cgraph_node): Verify aliases.
(cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
(cgraph_process_same_body_aliases): New function.
(process_function_and_variable_attributes): Disable weakref warning on
alias.
(cgraph_analyze_functions): Handle aliases.
(cgraph_mark_functions_to_output): Handle aliases same way as thunks.
(assemble_thunks): Rename to ...
(assemble_thunks_and_aliases): ... this one; handle aliases, too.
(cgraph_expand_function): Remove alias output code.
(cgraph_output_in_order): Skip aliases.
(cgraph_preserve_function_body_p): Aliases don't need preserving.
* ipa-ref.c (ipa_ref_use_name): Add alias reference.
(ipa_record_reference): Do not assert on alias references.
(ipa_ref_has_aliases_p): New function.
* ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
(ipa_ref_has_aliases_p): Declare.
* lto-cgraph.c (lto_output_node): Handle aliases.
(input_node): Likewise.
* lto-streamer-out.c (lto_output): Skip aliases.
(produce_symtab): Kill same_body_alias code.
* ipa-utils.c (ipa_reverse_postorder): Add FIXME.
(ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
* ipa-inline.c (update_caller_keys): Walk aliases.
(inline_small_functions): Fix thinko in previous patch.
* ipa.c (cgraph_externally_visible_p): Do not walk aliases.
(function_and_variable_visibility): Do not walk same body aliases.
* tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
(ipa_pta_execute): Use it.

* lto.c (add_cgraph_node_to_partition_1): Break out from ...
(add_cgraph_node_to_partition) ... here; walk aliases.
(lto_1_to_1_map): Remove same body alias code.
(promote_fn): Likewise.
(lto_promote_cross_file_statics): Update comment.

* decl2.c (cp_write_global_declarations): Process aliases; look trhough
same body aliases.

From-SVN: r174952

uses_allocator.cc: New.

2011-06-11  Jonathan Wakely  <jwakely.gcc@gmail.com>

* testsuite/30_threads/packaged_task/uses_allocator.cc: New.
* testsuite/30_threads/promise/uses_allocator.cc: Likewise.

From-SVN: r174949

sse.md (vec_dupv4sf): Correct mode of forced register.

* config/i386/sse.md (vec_dupv4sf): Correct mode of forced register.
(*vec_dupv2df): Rename from vec_dupv2df.
(vec_dupv2df): New expander.

* config/i386/sse.md (AVX_VEC_DUP_MODE): Rename from AVX256MODE24P.

From-SVN: r174948

Return error when trying to seek a non-seekable buffered file

From-SVN: r174947

Figure out whether a file is seekable with lseek()

From-SVN: r174946

i386.md: Use default value in "isa" attribute.

* config/i386/i386.md: Use default value in "isa" attribute.
* config/i386/sse.md: Ditto.
* config/i386/mmx.md: Ditto.

From-SVN: r174945

frontend-passes.c (optimize_assignment): Follow chains of concatenation operators to the end for removing trailing TRIMS...

2011-05-11  Thomas Koenig  <tkoenig@gcc.gnu.org>

* frontend-passes.c (optimize_assignment): Follow chains
of concatenation operators to the end for removing trailing
TRIMS for assignments.

2011-05-11  Thomas Koenig  <tkoenig@gcc.gnu.org>

* gfortran.dg/trim_optimize_7.f90:  New test.

From-SVN: r174944

Use backend interface for map descriptors.

From-SVN: r174943

Use backend interface for type descriptors.

* go-gcc.cc: Include "toplev.h".
(Gcc_backend::immutable_struct): New function.
(Gcc_backend::immutable_struct_set_init): New function.
(Gcc_backend::immutable_struct_reference): New function.
* Make-lang.in (go/go-gcc.o): Depend on toplev.h.

From-SVN: r174941

ldmstm.md (ldm2_ia, [...]): Add condition !arm_arch7 to these insns.

* config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
(ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
related peephole2.
(strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
related peephole2.

* config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
(arm_legitimate_ldrd_p): New prototype.
(arm_output_ldrd): New prototype.

* config/arm/arm.c (arm_check_ldrd_operands): New function.
(arm_legitimate_ldrd_p): New function.
(arm_output_ldrd): New function.

* gcc.target/arm/pr45335.c: New test.

* gcc.target/arm/pr45335-2.c: New test.

* gcc.target/arm/pr45335-3.c: New test.

* gcc.target/arm/pr40457-1.c: Add another possible output "ldrd".

* gcc.target/arm/pr40457-2.c: Changed to store 3 words.

* gcc.target/arm/pr40457-3.c: Changed to store 3 words.

From-SVN: r174940

Daily bump.

From-SVN: r174938

re checking -fdump-passes

From-SVN: r174930

cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after setting the nothrow flag.

* cgraph.c (cgraph_set_nothrow_flag_1): Update cgraph after
setting the nothrow flag.
* ipa-reference.c (propagate): Skip aliases.
* ipa-pure-const.c (propagate_pure_const): Skip aliases.
(propagate_nothrow): Skip aliases; do not update cgraph.
(local_pure_const): Do not update cgraph.
* tree-profile.c (tree_profiling): Do fixup_cfg.

From-SVN: r174929

re PR c++/41769 (Parameter names not restricted to identifiers)

/cp
2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/41769
* decl.c (grokdeclarator): Reject operator names in parameters.

/testsuite
2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/41769
* g++.dg/parse/error39.C: New.

From-SVN: r174927

ipa.c (cgraph_non_local_node_p_1): Break out from ...;

* ipa.c (cgraph_non_local_node_p_1): Break out from ...;
(cgraph_local_node_p): ... here; handle aliases.
(has_addr_references_p): Break out from ...;
(cgraph_remove_unreachable_nodes) ... here.

From-SVN: r174925

opts.c (default_options): Enlist OPT_finline_functions_called_once.

* opts.c (default_options): Enlist OPT_finline_functions_called_once.
* common.opt (flag_inline_functions_called_once):Do not initialize to 1.

From-SVN: r174924

decl2.c (clear_decl_external): New functoin.

* decl2.c (clear_decl_external): New functoin.
(cp_write_global_declarations): Use it.

From-SVN: r174922

20090811-1.c: Skip for incompatible options, do not override other options.

* gcc/testsuite/gcc.target/arm/20090811-1.c: Skip for incompatible
options, do not override other options.
* gcc/testsuite/gcc.target/arm/combine-cmp-shift.c: Skip for
incompatible options.
* gcc/testsuite/gcc.target/arm/pr45094.c: Likewise.
* gcc/testsuite/gcc.target/arm/scd42-1.c: Likewise.
* gcc/testsuite/gcc.target/arm/scd42-3.c: Likewise.
* gcc/testsuite/gcc.target/arm/thumb-ltu.c: Likewise.

From-SVN: r174920

* lib/target-supports.exp
(check_effective_target_arm_neon_fp16_ok_nocache): Return 0 if
multilib flags use -mfpu with a value other than neon-fp16.

From-SVN: r174919

throw_allocator.h: Use noexcept.

2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>

* include/ext/throw_allocator.h: Use noexcept.
* include/ext/pool_allocator.h: Likewise.
* include/ext/bitmap_allocator.h: Likewise.
* include/ext/new_allocator.h: Likewise.
* include/ext/malloc_allocator.h: Likewise.
* include/ext/array_allocator.h: Likewise.
* include/ext/mt_allocator.h: Likewise.
* include/ext/extptr_allocator.h: Likewise.
* testsuite/util/testsuite_allocator.h: Likewise; do not include
<cassert> directly, include <testsuite_hooks.h> instead.

From-SVN: r174918

*: Doxygen markup redo.

2011-06-10  Benjamin Kosnik  <bkoz@redhat.com>

* include/ext/pb_ds/*: Doxygen markup redo.
* include/Makefile.am: Fold in constructors_destructor_fn_imps.hpp.
* include/Makefile.in: Regenerate.

From-SVN: r174917

ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.

* ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
(ipcp_initialize_node_lattices): Do not deal with aliases; Do not try to
propagate through thunks.
(ipcp_change_tops_to_bottom): Do not deal with aliases.

From-SVN: r174916

ipa-prop.c (ipa_write_node_info): Stream jump functions for indirect calls.

* ipa-prop.c (ipa_write_node_info): Stream jump functions for indirect
calls.
(ipa_read_node_info): Likewise.

From-SVN: r174915

re PR lto/49302 (FAIL: gcc.dg/lto/20110201-1 c_lto_20110201-1_0.o-c_lto_20110201-1_0.o)

2011-06-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

PR lto/49302
* tree-ssa-math-opts.c (powi_as_mults): Minor cleanup.
(build_and_insert_call): Likewise.
(build_and_insert_ref): New.
(gimple_expand_builtin_pow): Minor cleanup.
(gimple_expand_builtin_cabs): New.
(execute_cse_sincos): Add case for BUILT_IN_CABS.

From-SVN: r174912

ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.

* ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
(ipcp_cloning_candidate_p): Aliases are not clonning candidates.
(ipcp_initialize_node_lattices): We don't propagate through an aliases.
(ipcp_propagate_stage): Skip aliases when propagating.
(ipcp_need_redirect_p): Skip aliases.
(ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
collect_callers_of_node.
* ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
for aliases.
(ipa_compute_jump_functions): Look through aliases.

From-SVN: r174911

tls.exp: Load torture-options.exp.

* gcc.dg/torture/tls/tls.exp: Load torture-options.exp.
Run tests with -fpic/-fPIC, -pie -fpie/-fPIE if supported.

From-SVN: r174910

sourcebuild.texi (Effective-Target Keywords, pie): Document it.

gcc:
* doc/sourcebuild.texi (Effective-Target Keywords, pie): Document it.

gcc/testsuite:
* lib/target-supports.exp (check_effective_target_pie): New proc.
* gcc.dg/pie-link.c: Use target pie.

From-SVN: r174909

ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.

* ira-costs.c: Remove #ifdefs on dead FORBIDDEN_INC_DEC_CLASSES.
Adjust comments.
* system.h (FORBIDDEN_INC_DEC_CLASSES): Poison.

From-SVN: r174908

* testsuite/20_util/bind/ref_neg.cc: Remove wrong test lines.

From-SVN: r174907

ref_neg.cc: Remove dg-excess-errors, fix dg-error markup.

2011-06-10  Jason Merrill  <jason@redhat.com>

* testsuite/20_util/bind/ref_neg.cc: Remove dg-excess-errors,
fix dg-error markup.

From-SVN: r174906

ipa-cp.c (ipcp_process_devirtualization_opportunities): Update call of gimple_get_virt_method_for_binfo.

* ipa-cp.c (ipcp_process_devirtualization_opportunities):
Update call of gimple_get_virt_method_for_binfo.
* gimple-fold.c (gimple_get_virt_method_for_binfo): Remove
refuse_thunks parameter.
(gimple_fold_call): Update.
* ipa-prop.c (try_make_edge_direct_virtual_call): Update.

From-SVN: r174905

tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...

* tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
(not_all_callers_have_enough_arguments_p): ... this one; turn into
worker for cgraph_for_node_and_aliases.
(convert_callers_for_node): Break out from ...
(convert_callers): ... here.
(modify_function): Use collect_callers_of_node.
(ipa_early_sra): Use cgraph_for_node_and_aliases.

From-SVN: r174904

re PR tree-optimization/49361 (Huge 470.lbm regression)

2011-06-10  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/49361
* fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
when not already in gimple form.

From-SVN: r174903

re PR bootstrap/49344 (ICE in tree-flow-inline.h:745 while bootstrap)

2011-06-10  Richard Guenther  <rguenther@suse.de>

PR bootstrap/49344
* tree-ssa-math-opts.c (convert_mult_to_fma): Use
FOR_EACH_PHI_OR_STMT_USE.

From-SVN: r174902

ipa-inline-transform.c (can_remove_node_now_p): Move out of...

* ipa-inline-transform.c (can_remove_node_now_p): Move out of...
(clone_inlined_nodes): ... here.
(inline_call): Use cgraph_function_or_thunk_node; redirect edge
to real destination prior inlining.
* ipa-inline.c (caller_growth_limits, can_inline_edge_p,
can_early_inline_edge_p, want_early_inline_function_p,
want_early_inline_function_p, want_inline_small_function_p,
want_inline_self_recursive_call_p, want_inline_function_called_once_p,
edge_badness, update_all_callee_keys, lookup_recursive_calls,
add_new_edges_to_heap, inline_small_functions, flatten_function,
inline_always_inline_functions, early_inline_small_functions): Use
cgraph_function_or_thunk_node.
* ipa-inline-analysis.c (evaluate_conditions_for_edge,
dump_inline_edge_summary, estimate_function_body_sizes): Likewise.
(do_estimate_edge_growth_1): Break out from ...
(do_estimate_growth) ... here; walk aliases.
(inline_generate_summary): Skip aliases.

From-SVN: r174901

tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Scan stmts forward when combining, visit inserted stmts when a stmt was changed.

2011-06-10  Richard Guenther  <rguenther@suse.de>

* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
Scan stmts forward when combining, visit inserted stmts when
a stmt was changed.

From-SVN: r174900

cp-tree.h (error_operand_p): Remove.

/gcc/cp
2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>

* cp-tree.h (error_operand_p): Remove.

/gcc
2011-06-10  Paolo Carlini  <paolo.carlini@oracle.com>

* tree.h (error_operand_p): Add.
* dbxout.c (dbxout_type_fields): Use the latter.
* c-decl.c (add_stmt): Likewise.
* gimplify.c (omp_add_variable, omp_notice_variable,
gimplify_scan_omp_clauses): Likewise.

From-SVN: r174899

avr.c (avr_function_arg_advance): Fix thinko about when a value is actually passed in regs.

* config/avr/avr.c (avr_function_arg_advance): Fix thinko about
when a value is actually passed in regs.

From-SVN: r174898

invoke.texi (SPARC options): Add -mflat.

gcc/
* doc/invoke.texi (SPARC options): Add -mflat.
* config/sparc/sparc.opt: Likewise.
* config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
(sparc_flat_expand_prologue): Declare.
(sparc_flat_expand_epilogue): Likewise.
* config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
(CPP_ENDIAN_SPEC): Replace with...
(CPP_OTHER_SPEC): ...this.  Also handle -mflat and -msoft-float.
(CPP_SPEC): Adjust to above change.
(EXTRA_SPECS): Likewise.
(SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
(INCOMING_REGNO): Likewise.
(OUTGOING_REGNO): Likewise.
(LOCAL_REGNO): Likewise.
(SETUP_FRAME_ADDRESSES): Likewise.
(FIXED_REGISTERS): Set 0 for %fp.
(CALL_USED_REGISTERS): Likewise.
(INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
(EXIT_IGNORE_STACK): Define to 1 unconditionally.
(RETURN_ADDR_REGNUM): Define.
(RETURN_ADDR_RTX): Use it.
(INCOMING_RETURN_ADDR_REGNUM): Define.
(INCOMING_RETURN_ADDR_RTX): Use it.
(DWARF_FRAME_RETURN_COLUMN): Likewise.
(EH_RETURN_REGNUM): Define.
(EH_RETURN_STACKADJ_RTX): Use it.
(EH_RETURN_HANDLER_RTX): Delete.
(EPILOGUE_USES): Use them and add TARGET_FLAT handling.
* config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
Delete.
(struct machine_function): Add frame_size, apparent_frame_size,
frame_base_reg, frame_base_offset, n_global_fp_regs and
save_local_in_regs_p fields.
(sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
sparc_frame_base_offset, sparc_n_global_fp_regs,
sparc_save_local_in_regs_p): New macros.
(sparc_option_override): Error out if -fcall-saved-REG is specified
for Out registers.
(eligible_for_restore_insn): Fix formatting.
(eligible_for_return_delay): Likewise.  Add TARGET_FLAT handling.
(eligible_for_sibcall_delay): Likewise.
(RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
(sparc_legitimate_address_p): Adjust to above change.
(save_global_or_fp_reg_p): New predicate.
(return_addr_reg_needed_p): Likewise.
(save_local_or_in_reg_p): Likewise.
(sparc_compute_frame_size): Use them.  Add TARGET_FLAT handling.
(SORR_SAVE, SORR_RESTORE): Delete.
(sorr_pred_t): New typedef.
(sorr_act_t): New enum.
(save_or_restore_regs): Rename to...
(emit_save_or_restore_regs): ...this.  Change type of LOW and HIGH
parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
ACTION_TRUE and ACTION_FALSE parameters.  Implement more general
mechanism.  Add CFI information for double-word saves in 32-bit mode.
(emit_adjust_base_to_offset): New function extracted from...
(emit_save_or_restore_regs): ...this.  Rename the rest to...
(emit_save_or_restore_regs_global_fp_regs): ...this.
(emit_save_or_restore_regs_local_in_regs): New function.
(gen_create_flat_frame_[123]): New functions.
(sparc_expand_prologue): Use SIZE local variable.  Adjust.
(sparc_flat_expand_prologue): New function.
(sparc_asm_function_prologue): Add TARGET_FLAT handling.
(sparc_expand_epilogue): Use SIZE local variable.  Adjust.
(sparc_flat_expand_epilogue): New function.
(sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
(output_return): Likewise.
(output_sibcall): Likewise.
(sparc_output_mi_thunk): Likewise.
(sparc_frame_pointer_required): Likewise.
(sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
function optimization.
* config/sparc/sparc.md (flat): New attribute.
(prologue): Add TARGET_FLAT handling.
(save_register_window): Disable if TARGET_FLAT.
(create_flat_frame_[123]): New patterns.
(epilogue): Add TARGET_FLAT handling.
(sibcall_epilogue): Likewise.
(eh_return): New expander.
(eh_return_internal): New insn and splitter.
(return_internal): Add TARGET_FLAT handling.
(untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
(save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
(nonlocal_goto): Add TARGET_FLAT handling.
* config/sparc/t-elf: Add -mflat multilib.
* config/sparc/t-leon: Likewise.
libgcc/
* config/sparc/linux-unwind.h (STACK_BIAS): Define.
(sparc64_fallback_frame_state): Use it.
(sparc64_frob_update_context): Further adjust context.
* config/sparc/sol2-unwind.h (sparc64_frob_update_context): Likewise.
* config/sparc/sol2-ci.S: Add TARGET_FLAT handling.
* config/sparc/sol2-cn.S: Likewise.

Co-Authored-By: Laurent Rougé <laurent.rouge@menta.fr>
From-SVN: r174897

trans-decl.c (gfc_build_builtin_function_decls): Updated declaration of caf_sync_all and caf_sync_images.

gcc/fortran/
2011-06-10  Daniel Carrera  <dcarrera@gmail.com>

        * trans-decl.c (gfc_build_builtin_function_decls):
        Updated declaration of caf_sync_all and caf_sync_images.
        * trans-stmt.c (gfc_trans_sync): Function
        can now handle a "stat" variable that has an integer type
        different from integer_type_node.

libgfortran/
2011-06-10  Daniel Carrera  <dcarrera@gmail.com>

        * caf/mpi.c (_gfortran_caf_sync_all,
        _gfortran_caf_sync_images): Functions have void return type
        and move status into parameter list.
        * caf/single.c (_gfortran_caf_sync_all,
        _gfortran_caf_sync_images): Functions have void return type
        and move status into parameter list.
        * caf/libcaf.h (_gfortran_caf_sync_all,
        _gfortran_caf_sync_images): Functions have void return type
        and move status into parameter list.

gcc/testsuite/
2011-06-10  Daniel Carrera  <dcarrera@gmail.com>

        * gfortran.dg/coarray/sync_1.f90: New test for
        "SYNC ALL", "SYNC MEMORY" and "SYNC IMAGES".

From-SVN: r174896

ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.

* ipa-utils.c (searchc): Use cgraph_function_or_thunk_node.
* ipa-pure-const.c (analyze_function): Aliases don't need analysis.
(self_recursive_p): Use cgraph_function_node.
(propagate_pure_const): Likewise.
(propagate_nothrow): Likewise.
* ipa-reference.c (ipa_reference_get_not_read_global): Use
cgraph_function_node.
(propagate_bits): Likewise.
(propagate): Likewise.

From-SVN: r174895

Use mvn properly and consolidate movdi patterns.

2011-06-10  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>
    Richard Earnshaw  <rearnsha@arm.com>

* config/arm/arm.c (const_ok_for_op): Check to see
if mvn can be used.
* config/arm/vfp.md (*arm_movdi_vfp): Delete.
(*thumb2_movdi_vfp): Delete.
(*arm_movdi_vfp_cortexa8): Delete.
(*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
(*movdi_vfp_cortexa8): Likewise.

Co-Authored-By: Richard Earnshaw <rearnsha@arm.com>
From-SVN: r174894

stor-layout.c (initialize_sizetypes): Give names to all sizetype kinds.

2011-06-10  Richard Guenther  <rguenther@suse.de>

* stor-layout.c (initialize_sizetypes): Give names to all
sizetype kinds.

From-SVN: r174893

c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier to print a IDENTIFIER_NODE.

2011-06-10  Richard Guenther  <rguenther@suse.de>

c-family/
* c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier
to print a IDENTIFIER_NODE.

From-SVN: r174892