* cgraph.h: Update copyrights;
	(symtab_node): Turn to union typedef.
	(symtab_node_base): New structure.
	(symtab_type): Add SYMTAB_SYMBOL tag.
	* cgraph.c: Update references to fields
	(cgraph_hash, assembler_name_hash): Turn into symtab_node.
	(cgraph_local_info): Remove lto_file_data
	and externally_visible.
	(cgraph_node): Remove decl; same_comdat_group list;
	aux; ref_list; order; address_taken; reachable_from_other_parittion,
	in_other_partition; resolution.
	(varpool_node): Remove decl; same_comdat_group;
	ref_list; lto_file_data; aux; order; resolution; externally_visible;
	used_from_other_partition; in_other_partition.
	(symtab_node_def); New union.
	(cgraph, varpool): Update.
	(varpool_first_static_initializer, varpool_next_static_initializer,
	cgraph_only_called_directly_or_aliased_p,
	varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
	varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
	varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
	field references.
	* cgraph.c: Likewise.
	* cgraphbuild.c: Likewise.
	* lto-symtab.c: Likewise.
	* c-gimplify.c: Likewise.
	* value-prof.c: Likewise.
	* tree.c: Likewise.
	* ipa-cp.c: Likewise.
	* tree-emutls.c: Likewise.
	* ipa-inline-transform.c: Likwise.
	* ipa-reference.c: Likewise.
	* cgraphunit.c: Likewise.
	* ipa-ref.c: Likewise.
	* lto-cgraph.c: Likewise.
	* ipa-ref-inline.h: Likewise.
	* ipa-pure-const.c: Likewise.
	* lto-streamer-out.c: Likewise.
	* ipa-utils.c: Likewise.
	* ipa-inline.c: Likewise.
	* matrix-reorg.c: Likewise.
	* tree-eh.c: Likewise.
	* tree-vectorizer.c: Likewise.
	* ipa-split.c: Likewise.
	* ipa.c: Likewise.
	* trans-mem.c: Likewise.
	* ipa-inline-analysis.c: Likewise.
	* gimplify.c: Likewise.
	* cfgexpand.c: Likewise.
	* tree-sra.c: Likewise.
	* ipa-prop.c: Likewise.
	* varasm.c: Likewise.
	* tree-nested.c: Likewise.
	* tree-inline.c: Likewise.
	* tree-profile.c: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* passes.c: Likewise.
	* varpool.c: Likewise.

	* tree.c: Update field referenced for new cgraph/varpool layout.
	* decl2.c: Likewise.

	* gcc-interface/trans.c (finalize_nrv): Update field referenced for new
	cgraph/varpool layout.

	* lto.c: Update field referenced for new cgraph/varpool layout.
	* lto-partition.c: Likewise.

From-SVN: r186450

2012-04-14  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/pr51879-12.c: New test.

From-SVN: r186448

tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of same_succ_hash, with local_def inlined.

2012-04-14  Tom de Vries  <tom@codesourcery.com>

	* tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
	same_succ_hash, with local_def inlined.  Use SINGLE_SSA_DEF_OPERAND.
	Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT.  Remove use
	of find_edge.
	(gsi_advance_fw_nondebug_nonlocal): New function.
	(local_def): Removed function.
	(same_succ_hash): Use stmt_local_def.
	(same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
	(gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.

From-SVN: r186447

2012-04-13  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/26_numerics/cmath/51083.cc: Move...
	* testsuite/26_numerics/headers/cmath/51083.cc: ... here.

From-SVN: r186445

From-SVN: r186444

	PR c++/52824
	* pt.c (any_pack_expanson_args_p): New.
	(coerce_template_parms): Use it.

From-SVN: r186434

	PR c++/52905
	* call.c (joust): Handle comparing list and non-list ctors.

From-SVN: r186433

	PR c++/52915
	* decl2.c (finish_anon_union): Use cp_finish_decl.
	* error.c (dump_function_name): Avoid showing anonymous "name".

From-SVN: r186432

	* config/i386/i386-c.c (ix86_target_macros): Define _ILP32
	and __ILP32__ for x32.

From-SVN: r186429

2012-04-13  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/52939
	* gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
	fold_ctor_reference returns a zero constant.

	* testsuite/g++.dg/ipa/pr52939.C: New test.

From-SVN: r186428

	* config.gcc: Add i386/gnu-user-common.h before all
	i386/gnu-user.h and i386/gnu-user64.h usages.

	* config/i386/gnu-user-common.h: New.

	* config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
	(CC1_SPEC): Likewise.
	(ENDFILE_SPEC): Likewise.
	(DEFAULT_PCC_STRUCT_RETURN): Likewise.
	(TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
	(TARGET_OS_CPP_BUILTINS): Likewise.
	(LIBGCC2_HAS_TF_MODE): Likewise.
	(LIBGCC2_TF_CEXT): Likewise.
	(TF_SIZE): Likewise.
	(TARGET_ASM_FILE_END): Likewise.
	(STACK_CHECK_MOVING_SP): Likewise.
	(STACK_CHECK_STATIC_BUILTIN): Likewise.
	* config/i386/gnu-user64.h: Likewise.

From-SVN: r186427

expr.c (expand_expr_real_1): Pass type, not the expression, to set_mem_attributes for a memory temporary.

2012-04-13  Martin Jambor  <mjambor@suse.cz>

	* expr.c (expand_expr_real_1): Pass type, not the expression, to
	set_mem_attributes for a memory temporary. Do not call the function
	for the memory temporary created for a bitfield.

From-SVN: r186426

PR debug/48866
* df.h (enum debug_temp_where): New.
(dead_debug_init, dead_debug_finish) Declare.
(dead_debug_add, dead_debug_insert_temp): Declare.
(struct dead_debug_use, struct dead_debug): Moved from...
* df-problems.c: ... here.
(df_set_unused_notes_for_mw): Bind debug uses of unused regno
to a debug temp.
(df_create_unused_note): Likewise.
(df_set_dead_notes_for_mw): Move comment where it belongs.
(dead_debug_init): Export.
(dead_debug_reset_uses): New, factored out of...
(dead_debug_finish): ...this.  Export.
(dead_debug_reset): Remove.
(dead_debug_add): Export.
(dead_debug_insert_before): Rename to...
(dead_debug_insert_temp): ... this.  Add where argument.  Export.
Locate stored value for BEFORE_WITH_VALUE.  Avoid repeat inserts.
Return insertion count.
(df_note_bb_compute): Adjust.
* dce.c (word_dce_process_block): Adjust dead debug uses.
(dce_process_block): Likewise.

From-SVN: r186422

df-problems.c (df_note_bb_compute): Do not take note of debug uses for whose REGs we won't emit DEAD or UNUSED notes.

* df-problems.c (df_note_bb_compute): Do not take note of
debug uses for whose REGs we won't emit DEAD or UNUSED notes.

From-SVN: r186421

PR debug/51570
* var-tracking.c (expand_depth): New type.
(onepart_aux, expand_loc_callback_data): Change depth type to it.
(loc_exp_dep_alloc): Adjust initializer.
(update_depth): Use new type.  Add entryvals.
(vt_expand_var_loc_chain): Take note of expansions with
ENTRY_VALUEs, but don't accept them right away.  Run an optional
second pass accepting the minimum ENTRY_VALUE count found in the
first pass.
(vt_expand_loc_callback, INIT_ELCD): Adjust.

From-SVN: r186420

2012-04-13  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/pr52734.c: New test.

From-SVN: r186419

2012-04-13  Tom de Vries  <tom@codesourcery.com>

	* tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
	parameters vuse and vuse_escaped.
	(find_duplicate): Init vuse1, vuse2 and vuse_escaped.  Pass to
	gsi_advance_bw_nondebug_nonlocal.  Return if vuse_escaped and
	vuse1 != vuse2.

From-SVN: r186418

re PR tree-optimization/52969 (ICE in in get_expr_operands, at tree-ssa-operands.c:1035 with -ftree-loop-if-convert-stores)

2012-04-13  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/52969
	* tree-if-conv.c (predicate_mem_writes): Properly gimplify
	the condition for the COND_EXPR and handle predicate negation
	by swapping the COND_EXPR arms.

	* gcc.dg/torture/pr52969.c: New testcase.

From-SVN: r186416

From-SVN: r186415

From-SVN: r186414

	* config/rl78/rl78.c (rl78_devirt_pass): Remove use of
	TODO_dump_func flag.

From-SVN: r186413

2012-04-13  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/debug/safe_iterator.h (_BeforeBeginHelper<>::
	_S_Is_Beginnest): Add.
	* include/debug/forward_list (_BeforeBeginHelper<>::
	_S_Is_Beginnest): Likewise.
	(_Safe_iterator<>::_M_is_beginnest): Add.
	* include/debug/safe_iterator.tcc (_Safe_iterator<>::_M_valid_range):
	Use the latter.
	* testsuite/23_containers/forward_list/debug/splice_after.cc:
	Add test.

From-SVN: r186411

re PR rtl-optimization/52203 (ICE: in reset_sched_cycles_in_current_ebb, at sel-sched.c:7136 with -fsel-sched-pipelining -fselective-scheduling2 and other custom flags)

        PR rtl-optimization/52203
        PR rtl-optimization/52715

        Revert the 2012-03-07 fix for PR 52203.
        * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
        the insn does not modify DFA right before issuing, adjust
        issue_rate accordingly.

From-SVN: r186410

2012-04-13  Richard Guenther  <rguenther@suse.de>

	PR c/52549
	* c-typeck.c (pointer_diff): Remove bogus assert.

	* gcc.dg/pr52549.c: New testcase.

From-SVN: r186408

2012-04-13  Richard Guenther  <rguenther@suse.de>

	PR c/52862
	* convert.c (convert_to_pointer): Remove special-casing of
	zero.

	* gcc.dg/pr52862.c: New testcase.

From-SVN: r186407

2012-04-13  Joey Ye  <joey.ye@arm.com>

	* config/arm/constraints.md (Pe): New constraint.
	* config/arm/arm.md: New split for imm 256-510.

testsuite:

	* gcc.target/arm/thumb1-imm.c: New testcase.

From-SVN: r186406

        * config/arm/arm-cores.def: Added core cortex-m0plus.
        * config/arm/arm-tune.md: Regenerated.
        * config/arm/arm-tables.opt: Regenerated.
        * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.

From-SVN: r186405

2012-04-12  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/unordered_map.h (__unordered_map): Remove.
	(__unordered_multimap): Remove.
	Add aliases for __umap_traits, __umap_hashtable, __ummap_traits,
	__ummap_hashtable.
	(unordered_map): Derive from __umap_hashtable.
	(unordered_multimap): Derive from __ummap_hashtable.
	* include/bits/unordered_set.h (__unordered_set): Remove.
	(__unordered_multiset): Remove.
	Add aliases for __uset_traits, __uset_hashtable, __umset_traits,
	__umset_hashtable.
	(unordered_set): Derive from __uset_hashtable.
	(unordered_multiset): Derive from __umset_hashtable.
	* include/bits/hashtable.h (__cache_default): New, consolidated
	cache defaults for _Hashtable. Adjust comments for doxygen.
	(_Hashtable): Consolidate bool template parameters into new,
	_Traits class. Inherited base classes synthesize _Hashtable in
	CRTP via original 10 parameters. Prefer using declarations to
	typedefs, add __node_type, __bucket_type, etc. Push many nested
	types down hierarchy to _Hashtable_base. Add constructors
	necessary for top-level unordered_containers. Consolidate insert
	member functions and logic in new base class, __detail::_Insert
	and __detail::_Insert_base.
	(_Hashtable::operator=(initializer_list)): Add.
	* include/bits/hashtable_policy.h: Convert to doxygen markup.
	(_Hashtable_traits) New. Consolidate bool template parameters here.
	(_Insert, _Insert_base): New, consolidated insert member functions.
	(_Map_base, _Equality, _Rehash_base): Adjust template parameters,
	use base types.
	(_Hashtable_base): Move type declarations useful to other base
	classes into this class.
	* python/libstdcxx/v6/printers.py (Tr1HashtableIterator): Update.
	* testsuite/23_containers/unordered_set/instantiation_neg.cc:
	Adjust traits, line numbers.

From-SVN: r186403

From-SVN: r186402

	PR target/52828
	* config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
	tie regs on destination of sets.  Delete forward declaration.
	(rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
	(rs6000_emit_prologue): Likewise.
	(rs6000_emit_epilogue): Likewise.  Use in place of gen_frame_tie
	and gen_stack_tie.
	(is_mem_ref): Use tie_operand to recognise stack ties.
	* config/rs6000/predicates.md (tie_operand): New.
	* config/rs6000/rs6000.md (restore_stack_block): Generate new
	stack tie rtl.
	(restore_stack_nonlocal): Likewise.
	(stack_tie): Update.
	(frame_tie): Delete.

From-SVN: r186397

tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to HOST_WIDE_INT_PRINT_DEC in format strings.

2012-04-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
	HOST_WIDE_INT_PRINT_DEC in format strings.

From-SVN: r186393

Fix PR52822 (stable_partition move-assigns object to itself) by
scanning for the first value that doesn't match the predicate before
starting to rearrange values.

2012-04-03   Jeffrey Yasskin  <jyasskin@google.com>

	PR libstdc++/52822
	* include/bits/stl_algo.h (__find_if_not): Expose in
	C++98 mode.
	(__find_if_not_n): Like __find_if_not, but works on and updates a
	counted range instead of a bounded range.
	(stable_partition): Guarantee !__pred(*__first) in call to
	__stable_partition_adaptive() or __inplace_stable_partition().
	(__stable_partition_adaptive): Use new precondition to avoid
	moving/copying objects onto themselves.  Guarantee new
	precondition to recursive calls.
	(__inplace_stable_partition): Use new precondition to simplify
	base case, remove __last parameter.  Guarantee new precondition to
	recursive calls.
	* testsuite/25_algorithms/stable_partition/moveable.cc (test02):
	Test a sequence that starts with a value matching the predicate.
	* testsuite/25_algorithms/stable_partition/pr52822.cc:
	Test vectors, which have a destructive self-move-assignment.

From-SVN: r186391

* testsuite/Makefile.am (check_DEJAGNUnormal0): Run
prettyprinters.exp.
* testsuite/Makefile.in: Regenerated.

From-SVN: r186389

	PR target/52932
	* config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
	argument type to __m256i.  Update call to __builtin_ia32_permvarsf256.
	* config/i386/sse.md (UNSPEC_VPERMVAR): New.
	(UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
	(avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
	(avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
	avx2_permvarv8si using VI4F_256 mode iterator.
	* config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
	Update builtin type to V8SF_FTYPE_V8SF_V8SI.
	(ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
	gen_avx2_permvarv8sf.
	(expand_vec_perm_pshufb): Ditto.

testsuite/ChangeLog:

	PR target/52932
	* gcc.target/i386/avx2-vpermps-1.c (avx2_test): Use __m256i type for
	second function argument.
	* gcc.target/i386/avx2-vpermps-2.c (init_permps): Update declaration.
	(calc_permps): Update declaration.  Calculate result correctly.
	(avx2_test): Change src2 type to union256i_d.
	* gcc.target/i386/avx2-vpermd-2.c (calc_permd): Calculate result
	correctly.

From-SVN: r186388

[gcc]
2012-04-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/52775
	* config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
	the list of options to enable the FCFID instruction.
	(TARGET_EXTRA_BUILTINS): Adjust comment.

[gcc/testsuite]
2012-04-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/52775
	* gcc.target/powerpc/pr52775.c: New file.

From-SVN: r186387

gcc:

2012-04-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/18589
	* tree-ssa-reassoc.c (reassociate_stats): Add two fields.
	(operand_entry): Add count field.
	(add_repeat_to_ops_vec): New function.
	(completely_remove_stmt): Likewise.
	(remove_def_if_absorbed_call): Likewise.
	(remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
	(acceptable_pow_call): New function.
	(linearize_expr_tree): Look for builtin pow/powi calls and add operand
	entries with repeat counts when found.
	(repeat_factor_d): New struct and associated typedefs.
	(repeat_factor_vec): New static vector variable.
	(compare_repeat_factors): New function.
	(get_reassoc_pow_ssa_name): Likewise.
	(attempt_builtin_powi): Likewise.
	(reassociate_bb): Call attempt_builtin_powi.
	(fini_reassoc): Two new calls to statistics_counter_event.

gcc/testsuite:

2012-04-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/18589
	* gcc.dg/tree-ssa/pr18589-1.c: New test.
	* gcc.dg/tree-ssa/pr18589-2.c: Likewise.
	* gcc.dg/tree-ssa/pr18589-3.c: Likewise.
	* gcc.dg/tree-ssa/pr18589-4.c: Likewise.
	* gcc.dg/tree-ssa/pr18589-5.c: Likewise.
	* gcc.dg/tree-ssa/pr18589-6.c: Likewise.
	* gcc.dg/tree-ssa/pr18589-7.c: Likewise.
	* gcc.dg/tree-ssa/pr18589-8.c: Likewise.
	* gcc.dg/tree-ssa/pr18589-9.c: Likewise.
	* gcc.dg/tree-ssa/pr18589-10.c: Likewise.

From-SVN: r186384

2012-04-12  Richard Guenther  <rguenther@suse.de>

	* Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
	* cgraph.h (tree_rest_of_compilation): Remove.
	* cgraph.c (cgraph_add_new_function): Move ...
	* cgraphunit.c (cgraph_add_new_function): ... here.
	(tree_rest_of_compilation): Make static.
	(cgraph_expand_function): Do not set cgraph_function_flags_ready.
	* tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
	gate_all_early_local_passes, execute_all_early_local_passes,
	pass_early_local_passes, gate_all_early_optimizations,
	pass_all_early_optimizations): Move ...
	* passes.c (gate_all_optimizations, pass_all_optimizations,
	gate_all_early_local_passes, execute_all_early_local_passes,
	pass_early_local_passes, gate_all_early_optimizations,
	pass_all_early_optimizations): ... here.
	* tree-optimize.c (execute_free_datastructures): Remove.
	* tree-flow.h (execute_free_datastructures): Remove.
	* tree-optimize.c (execute_init_datastructures,
	pass_init_datastructures): Move ...
	* tree-ssa.c (execute_init_datastructures,
	pass_init_datastructures): ... here.
	* cfgexpand.c (gimple_expand_cfg): Inline-expand call to
	execute_free_datastructures.

From-SVN: r186381

	* dbgcnt.def (ira_move): New counter.
	* ira-int.h (ira_create_new_reg): Declare function.
	(first_moveable_pseudo, last_moveable_pseudo): Declare variables.
	* ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
	no longer static.  All callers changed.
	* ira.c: Include "dbgcnt.h".
	(rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
	move_unallocated_pseudos): New static functions.
	(first_moveable_pseudo, last_moveable_pseudo): New global variables.
	(pseudo_replaced_reg, pseudo_move_insn): New static variables.
	(ira): Call find_moveable_pseudos and move_unallocated_pseudos.
	* ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
	to the pseudos generated in find_moveable_pseudos.
	* Makefile.in (ira.o): Add $(DBGCNT_H).

From-SVN: r186378

2012-04-12  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/52942
	* include/bits/stl_function.h (_Identity, _Select1st, _Select2nd):
	In C++11 mode do not derive from std::unary_function.
	* include/ext/functional (identity, select1st, select2nd): Adjust.
	* testsuite/23_containers/unordered_map/requirements/52942.cc: New.
	* testsuite/23_containers/unordered_set/requirements/52942.cc: Likewise.

From-SVN: r186375

2012-04-12  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/52943
	* tree-chrec.h (chrec_is_positive): Remove.
	* tree-scalar-evolution.c (chrec_is_positive): Move ...
	* tree-data-ref.c (chrec_is_positive): ... here.  Make static.
	Return false for a constant zero instead of negative.
	(analyze_siv_subscript_cst_affine): Handle zero difference
	in the initial condition explicitely.

	* gcc.dg/torture/pr52943.c: New testcase.

From-SVN: r186374