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2013-04-19  Richard Biener  <rguenther@suse.de>

	* tree-vectorizer.h (struct _slp_instance): Move load_permutation
	member ...
	(struct _slp_tree): ... here.  Make it a vector of unsigned ints.
	(SLP_INSTANCE_LOAD_PERMUTATION): Remove.
	(SLP_TREE_LOAD_PERMUTATION): Add.
	(vect_transform_slp_perm_load): Adjust prototype.
	* tree-vect-slp.c (vect_free_slp_tree): Adjust.
	(vect_free_slp_instance): Likewise.
	(vect_create_new_slp_node): Likewise.
	(vect_supported_slp_permutation_p): Remove.
	(vect_slp_rearrange_stmts): Adjust.
	(vect_supported_load_permutation_p): Likewise.  Inline
	vect_supported_slp_permutation_p here.
	(vect_analyze_slp_instance): Compute load permutations per
	slp node instead of per instance.
	(vect_get_slp_defs): Adjust.
	(vect_transform_slp_perm_load): Likewise.
	(vect_schedule_slp_instance): Remove redundant code.
	(vect_schedule_slp): Remove hack for PR56270, add it ...
	* tree-vect-stmts.c (vectorizable_load): ... here, do not
	CSE loads for SLP.  Adjust.

2013-04-19  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.c (load_multiple_sequence, ldm_stm_operation_p): Fix
	spelling in two comments.

2013-04-19  Greta Yorsh  <Greta.Yorsh@arm.com>

	PR target/56797
	* config/arm/arm.c (load_multiple_sequence): Require SP
	as base register for loads if SP is in the register list.

2013-04-19  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/56718
	* ipa-cp.c (ipa_value_from_known_type_jfunc): Moved...
	* ipa-prop.c (ipa_binfo_from_known_type_jfunc): ...here, renamed
	and made public.  Adjusted all callers.
	(ipa_intraprocedural_devirtualization): New function.
	* ipa-prop.h (ipa_binfo_from_known_type_jfunc): Declare.
	(ipa_intraprocedural_devirtualization): Likewise.
	* Makefile.in (tree-ssa-pre.o): Add ipa-prop.h to dependencies.

2013-04-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/57000
	* tree-ssa-reassoc.c (pass_reassoc): Add TODO_update_ssa_only_virtuals.

2013-04-19  Terry Guo  <terry.guo@arm.com>

	* config/arm/cortex-m4-fpu.md (cortex_m4_v): Delete cpu unit.
	Replace with ...
	(cortex_m4_v_a,  cortex_m4_v_b): ... new cpu units.
	(cortex_m4_v, cortex_m4_exa_va, cortex_m4_exb_vb): New reservations.
	(cortex_m4_fmacs): Use new reservations.
	(cortex_m4_f_load, cortex_m4_f_store): Likewise.

2013-04-18  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/56999
	* lra-coalesce.c (coalescable_pseudo_p): Remove 2nd parameter and
	related code.
	(lra_coalesce): Remove split_origin_bitmap and related code.
	* lra.c (lra): Coalesce after undoing inheritance.  Recreate live
	ranges if necessary.

2013-04-18  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers):
	New array.
	(ix86_expand_call): Remove clobbered_registers array and use
	x86_64_ms_sysv_extra_clobbered_registers instead.
	* config/i386/i386.h (x86_64_ms_sysv_extra_clobbered_registers):
	Declare here.
	* config/i386/predicates.md (call_rex64_ms_sysv_operation): New
	predicate.
	* config/i386/i386.md (*call_rex64_ms_sysv): Use
	call_rex64_ms_sysv_operation predicate.  Remove explicit clobbers.
	(*call_value_rex64_ms_sysv): Ditto.

2013-04-18  Cary Coutant  <ccoutant@google.com>

	* dwarf2out.c (output_pubnames): Check die_perennial_p of
	parent instead of die_mark.

2013-04-18  Diego Novillo  <dnovillo@google.com>

	* gimple.c (create_gimple_tmp): New.
	(get_expr_type): New.
	(build_assign): New.
	(build_type_cast): New.
	* gimple.h (enum ssa_mode): Define.
	(gimple_seq_set_location): New.
	* asan.c (build_check_stmt): Change some gimple_build_* calls
	to use build_assign and build_type_cast.

2013-04-18  Richard Biener  <rguenther@suse.de>

	* tree-vect-data-refs.c (vect_analyze_group_access): Properly
	handle negative step.  Remove redundant checks.
	(vect_create_data_ref_ptr): Avoid ICEs with non-constant steps.
	* tree-vect-stmts.c (vectorizable_load): Instead of asserting
	for negative step and grouped loads fail to vectorize.

2013-04-18  Steven Bosscher  <steven@gcc.gnu.org>

	* emit-rtl.c (reset_insn_used_flags): New function.
	(reset_all_used_flags): Use it.
	(verify_insn_sharing): New function.
	(verify_rtl_sharing): Fix verification for SEQUENCEs.

2013-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56984
	* tree-vrp.c (register_edge_assert_for_2): For (x >> M) < N
	and (x >> M) >= N don't register any assertion if N << M is the
	minimum value.

2013-04-18  Steven Bosscher  <steven@gcc.gnu.org>

	* lower-subreg.c (resolve_simple_move): If called self-recursive,
	do not delete_insn insns that have not yet been emitted, only
	unlink them with remove_insn.
	* df-scan.c (df_insn_delete): Revert r197492.

2013-04-17  Steven Bosscher  <steven@gcc.gnu.org>

	* emit-rtl.c (link_insn_into_chain): Handle chaining of SEQUENCEs.
	* reorg.c (emit_delay_sequence): Simplify with emit-rtl API.

2013-04-17  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (movsicc_insn): Convert define_insn into
	define_insn_and_split.
	(and_scc,ior_scc,negscc): Likewise.
	(cmpsi2_addneg, subsi3_compare): Convert to named patterns.

2013-04-17  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.c (use_return_insn): Return 0 for targets that
	can benefit from using a sequence of LDRD instructions in epilogue
	instead of a single LDM instruction.

2013-04-17  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	PR 45688
	* doc/extend.texi: Fix typo.

2013-04-17  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_build_slp_tree_1): Split out from ...
	(vect_build_slp_tree): ... here.
	(vect_build_slp_tree_1): Compute which stmts of the SLP group
	match.  Remove special-casing of mismatched complex loads.
	(vect_build_slp_tree): Based on the result from vect_build_slp_tree_1
	re-try the match with swapped commutative operands.
	(vect_supported_load_permutation_p): Remove special-casing of
	mismatched complex loads.
	(vect_analyze_slp_instance): Adjust.

2013-04-17  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/56921
	* cfgloop.h (struct loop): Add simple_loop_desc member.
	(struct niter_desc): Mark with GTY(()).
	(simple_loop_desc): Do not use aux field but simple_loop_desc.
	* loop-iv.c (get_simple_loop_desc): Likewise.
	(free_simple_loop_desc): Likewise.

	Revert
	2013-04-16  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/56921
	* loop-init.c (pass_rtl_move_loop_invariants): Add
	TODO_do_not_ggc_collect to todo_flags_finish.
	(pass_rtl_unswitch): Same.
	(pass_rtl_unroll_and_peel_loops): Same.
	(pass_rtl_doloop): Same.

2013-04-17  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): New.
	(decl_refs_may_alias_p): Add REF1 and REF2 parameters.
	Use nonoverlapping_component_refs_of_decl_p to disambiguate component
	references.
	(refs_may_alias_p_1): Adjust call to decl_refs_may_alias_p.
	* tree-streamer.c (record_common_node): Adjust reference in comment.

2013-04-17  Terry Guo  <terry.guo@arm.com>

	* config/arm/cortex-m4.md: Add a new bypass.

2013-04-16   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.md (*adds_<optab><mode>_multp2):
	New pattern.
	(*subs_<optab><mode>_multp2): New pattern.
	(*adds_<optab><ALLX:mode>_<GPI:mode>): New pattern.
	(*subs_<optab><ALLX:mode>_<GPI:mode>): New pattern.

2013-04-16   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.md (*adds_mul_imm_<mode>): New pattern.
	(*subs_mul_imm_<mode>): New pattern.

2013-04-16  David Edelsohn  <dje.gcc@gmail.com>

	PR target/56948
	* config/rs6000/vsx.md (vsx_mov<mode>): Add j->r alternative.
	(vsx_movti_64bit): Change j->wa to O->wa.  Add n->r alternative.
	(vsx_movti_32bit): Change j->wa to O->wa.

2013-04-16  Richard Biener  <rguenther@suse.de>

	PR rtl-optimization/56921
	* loop-init.c (pass_rtl_move_loop_invariants): Add
	TODO_do_not_ggc_collect to todo_flags_finish.
	(pass_rtl_unswitch): Same.
	(pass_rtl_unroll_and_peel_loops): Same.
	(pass_rtl_doloop): Same.

2013-04-16  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.c (emit_multi_reg_push): New declaration
	for an existing function.
	(arm_emit_strd_push): New function.
	(arm_expand_prologue): Used here.
	(arm_emit_ldrd_pop): New function.
	(arm_expand_epilogue): Used here.
	(arm_get_frame_offsets): Update condition.
	(arm_emit_multi_reg_pop): Add a special case for load of a single
	register with writeback.

2013-04-16  Uros Bizjak  <ubizjak@gmail.com>

	* doc/invoke.texi (i386 Option): Reword -mstack-protector-guard
	description.

2013-04-16  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56756
	* tree-ssa-loop-im.c (struct first_mem_ref_loc_1): New functor.
	(first_mem_ref_loc): New.
	(execute_sm): Place the load temporarily before a previous
	access instead of in the latch edge to ensure its SSA dependencies
	are defined at points dominating the load.

2013-04-16  Steven Bosscher  <steven@gcc.gnu.org>

	* cfgrtl.c (cfg_layout_merge_blocks): Revert r184005, implement
	correct fix by moving header and footer insn to the footer of
	the merged basic block.  Clear BB_END of the merged-away block.

	PR middle-end/43631
	* emit-rtl.c (make_note_raw): New function.
	(link_insn_into_chain): New static inline function.
	(add_insn): Use it.
	(add_insn_before, add_insn_after): Factor insn chain linking code...
	(add_insn_before_nobb, add_insn_after_nobb): ...here, new functions
	using link_insn_into_chain.
	(note_outside_basic_block_p): New helper function for emit_note_after
	and emit_note_before.
	(emit_note_after): Use nobb variant of add_insn_after if the note
	should not be contained in a basic block.
	(emit_note_before): Use nobb variant of add_insn_before if the note
	should not be contained in a basic block.
	(emit_note_copy): Use make_note_raw.
	(emit_note): Likewise.
	* bb-reorder.c (insert_section_boundary_note): Remove hack to set
	BLOCK_FOR_INSN to NULL manually for NOTE_INSN_SWITCH_TEXT_SECTIONS.
	* jump.c (cleanup_barriers): Use reorder_insns_nobb to avoid making
	the moved barrier the tail of the basic block it follows.
	* var-tracking.c (pass_variable_tracking): Add TODO_verify_flow.

2013-04-15  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56962
	* gimple-ssa-strength-reduction.c (record_increment): Only set
	initializer if gimple_assign_rhs_code is {,POINTER_}PLUS_EXPR and
	either rhs1 or rhs2 is equal to c->base_expr.

2013-04-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56933
	* tree-vectorizer.h (struct _stmt_vec_info): Remove read_write_dep
	member.
	(GROUP_READ_WRITE_DEPENDENCE): Remove.
	(STMT_VINFO_GROUP_READ_WRITE_DEPENDENCE): Likewise.
	* tree-vect-data-refs.c (vect_analyze_group_access): Move
	dependence check ...
	vect_analyze_data_ref_dependence (vect_analyze_data_ref_dependence):
	... here.
	* tree-vect-stmts.c (new_stmt_vec_info): Do not initialize
	GROUP_READ_WRITE_DEPENDENCE.

2013-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* emit-rtl.c (reset_all_used_flags): New function.
	(verify_rtl_sharing): Call reset_all_used_flags before and after
	performing the checks.

2013-04-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (const_ok_for_dimode_op): Handle AND case.
	* config/arm/arm.md (*anddi3_insn): Change to insn_and_split.
	* config/arm/constraints.md (De): New constraint.
	* config/arm/neon.md (anddi3_neon): Delete.
	(neon_vand<mode>): Expand to standard anddi3 pattern.
	* config/arm/predicates.md (imm_for_neon_inv_logic_operand):
	Move earlier in the file.
	(neon_inv_logic_op2): Likewise.
	(arm_anddi_operand_neon): New predicate.

2013-04-15  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_ld_as_needed): Set
	gcc_cv_ld_as_needed_option, gcc_cv_no_as_needed_option.
	Use -z ignore, -z record on *-*-solaris2*.
	(HAVE_LD_AS_NEEDED): Update comment.
	(LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION): Define.
	* configure: Regenerate.
	* config.in: Regenerate.
	* gcc.c (init_gcc_specs) [USE_LD_AS_NEEDED]: Use
	LD_AS_NEEDED_OPTION, LD_NO_AS_NEEDED_OPTION.
	* config/sol2.h [HAVE_LD_AS_NEEDED] (USE_LD_AS_NEEDED): Define.
	* doc/tm.texi.in (USE_LD_AS_NEEDED): Allow for --as-needed
	equivalents.  Fix markup.
	* doc/tm.texi: Regenerate.

2013-04-15  Andrew Hsieh  <andrewhsieh.google.com>

	* config/i386/i386.opt: New option mstack-protector-guard=.
	* config/i386/i386-opts.h: Add enum stack_protector_guard.
	* config/i386/i386.h: Define TARGET_SSP_GLOBAL_GUARD and
	TARGET_SSP_TLS_GUARD.
	* config/i386/i386.c (ix86_option_override_internal): Set
	ix86_stack_protector_guard.
	* config/i386/i386.md (stack_protect_set): Enable for
	TARGET_SSP_TLS_GUARD only.
	(stack_protect_set_<mode>): Ditto.
	(stack_protect_test): Ditto.
	(stack_protect_test_<mode>): Ditto.
	* doc/invoke.texi (i386 Option): Document.

2013-04-15  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/56890
	* config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value.
	(S_MODES): Set H_MODE bit.
	(SF_MODES): Set only S_MODE and SF_MODE bits.
	(DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits.
	(sparc_init_modes) <MODE_INT>: Set H_MODE bit for sub-word modes.
	<MODE_VECTOR_INT>: Do not set SF_MODE for sub-word modes.
	<MODE_FLOAT>: Likewise.

2013-04-15  Joey Ye  <joey.ye@arm.com>

	* config/arm/arm.c (thumb_far_jump_used_p): Fix typo in comments.

2013-04-15  Joey Ye  <joey.ye@arm.com>

	* config/arm/arm.c (thumb1_final_prescan_insn): Assert lr save
	for real far jump.
	(thumb_far_jump_used_p): Count instruction size and set
	far_jump_used.

2013-04-14  Eric Botcazou  <ebotcazou@adacore.com>

	* reorg.c (fill_simple_delay_slots): Reindent block of code.
	* resource.c (mark_target_live_regs): Reformat conditional block.

2013-04-13  Steven Bosscher  <steven@gcc.gnu.org>

	* sched-deps.c (deps_analyze_insn): Do not check for EH_REGION insn
	notes, they are emitted only just before final.
	* sched-int.h: Include insn-attr.h before checking INSN_SCHEDULING.

2013-04-13  Steven Bosscher  <steven@gcc.gnu.org>

	* emit-rtl.c (remove_insn): Do not call df_insn_delete here.
	* cfgrtl.c (delete_insn): Call it here instead.
	* lra-spills.c (lra_final_code_change): Use delete_insn.
	* haifa-sched.c (sched_remove_insn): Likewise.
	* sel-sched-ir.c (return_nop_to_pool): Clear INSN_DELETED_P for nops
	returning to the nop pool.
	(sel_remove_insn): Simplify the only_disconnect case via remove_insn,
	use delete_insn for definitive removal.  Clear BLOCK_FOR_INSN.

2013-04-12  Steven Bosscher  <steven@gcc.gnu.org>

	* doc/tm.texi.in (LOOP_ALIGN): Remove loop note references.
	* doc/tm.texi: Regenerated.

2013-04-12  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_hard_regno_mode_ok): Use ANY_QI_REGNO_P in
	QImode checks.

2013-04-12  Steven Bosscher  <steven@gcc.gnu.org>

	* df-core.c (df_find_def): Compare register numbers.
	(df_find_use): Likewise.

2013-04-12  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/56903
	* config/i386/i386.c (ix86_hard_regno_mode_ok): Add
	lra_in_progress for return.

2013-04-12  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (mov_scc,mov_negscc,mov_notscc): Convert
	define_insn into define_insn_and_split and emit movsicc patterns.

2013-04-12  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.c (gen_operands_ldrd_strd): Initialize "base".

2013-04-12  Richard Biener  <rguenther@suse.de>

	* tree-pass.h (TODO_do_not_ggc_collect): New.
	* passes.c (execute_one_ipa_transform_pass): Honor
	TODO_do_not_ggc_collect.
	(execute_one_pass): Likewise.

	Revert
	2013-04-10  Richard Biener  <rguenther@suse.de>

	* passes.c (init_optimization_passes): Remove reload pass.
	* ira.c (do_reload): Merge into ...
	(ira): ... this.
	(rest_of_handle_reload): Remove.
	(pass_reload): Likewise.
	* config/i386/i386.c (ix86_option_override): Refer to ira instead
	of reload for vzeroupper pass placement.

2013-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56918
	PR tree-optimization/56920
	* fold-const.c (int_const_binop_1): Use op1.mul_with_sign (op2, ...)
	instead of op1 - op2.  Pass 2 * TYPE_PRECISION (type) as second
	argument to rshift method.  For 2 * HOST_BITS_PER_WIDE_INT precision
	use wide_mul_with_sign method.

2013-04-12  Richard Biener  <rguenther@suse.de>

	* gimple.c (is_gimple_constant): Vector CONSTRUCTORs should
	not be considered a gimple constant.

2013-04-12  Marc Glisse  <marc.glisse@inria.fr>

	* fold-const.c (const_binop): Handle vector shifts by a scalar.
	(fold_binary_loc): Call const_binop also for mixed vector-scalar
	operations.

2013-04-12  Manuel López-Ibáñez  <manu@gcc.gnu.org>
	    Jakub Jelinek  <jakub@redhat.com>

	* opts.c: Include diagnostic-color.h.
	(common_handle_option): Handle OPT_fdiagnostics_color_.
	* Makefile.in (OBJS-libcommon): Add diagnostic-color.o.
	(diagnostic.o, opts.o, pretty-print.o): Depend on diagnostic-color.h.
	(diagnostic-color.o): New.
	* common.opt (fdiagnostics-color, fdiagnostics-color=): New options.
	(diagnostic_color_rule): New enum.
	* dwarf2out.c (gen_producer_string): Don't print -fdiagnostics-color*.
	* langhooks.c (lhd_print_error_function): Add %r "locus" and %R around
	the location string.
	* diagnostic.def: Add 3rd argument to DEFINE_DIAGNOSTIC_KIND macros,
	either NULL, or color kind.
	* diagnostic-color.c: New file.
	* diagnostic-color.h: New file.
	* diagnostic-core.h (DEFINE_DIAGNOSTIC_KIND): Adjust macro for 3
	arguments.
	* doc/invoke.texi (-fdiagnostics-color): Document.
	* pretty-print.h (pp_show_color): Define.
	(struct pretty_print_info): Add show_color field.
	* diagnostic.c: Include diagnostic-color.h.
	(diagnostic_build_prefix): Adjust for 3 argument DEFINE_DIAGNOSTIC_KIND
	macros.  Colorize error:, warning: etc. strings and also the location
	string.
	(diagnostic_show_locus): Colorize the caret line.
	* pretty-print.c: Include diagnostic-color.h.
	(pp_base_format): Handle %r and %R format specifiers.  Colorize strings
	inside of %< %> quotes or quoted through q format modifier.

2013-04-12  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as well.

2013-04-11  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Allow NEG
	code in CC_NZ mode.
	* config/aarch64/aarch64.md (*neg_<shift><mode>3_compare0): New
	pattern.

2013-04-11  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/48184
	* params.def (PARAM_ALIGN_THRESHOLD): Increase the minimum value to 1.

2013-04-11  Eric Botcazou  <ebotcazou@adacore.com>

	* stor-layout.c (skip_simple_constant_arithmetic): Move to...
	* tree.c (skip_simple_constant_arithmetic): ...here and make public.
	(skip_simple_arithmetic): Tidy up.
	* tree.h (skip_simple_constant_arithmetic): Declare.

2013-04-11  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.h (REVERSIBLE_CC_MODE): Define.

2013-04-11  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (get_initial_def_for_induction): Properly
	generate vector constants.

2013-04-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56878
	* tree-flow.h (outermost_invariant_loop_for_expr): Declare.
	* tree-ssa-loop-ivopts.c (outermost_invariant_loop_for_expr):
	New function.
	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
	Prefer to align the DR with the most invariant base address.

2013-04-11  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>

	* opts.c (common_handle_option): Fix formatting and add FALLTHRU
	comment.

2013-04-11  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_vcond_internal): Fix
	floating-point vector comparisons against 0.

2013-04-11  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56899
	* fold-const.c (extract_muldiv_1): Apply distributive law
	only if TYPE_OVERFLOW_WRAPS (ctype).

2013-04-11  Bin Cheng  <bin.cheng@arm.com>

	PR target/56124
	* ira-costs.c (scan_one_insn): Check whether the source rtx of
	loading has side effect.

2013-04-10  Steven Bosscher  <steven@gcc.gnu.org>

	* config/sparc/sparc.c: Include tree-pass.h.
	(TARGET_MACHINE_DEPENDENT_REORG): Do not redefine.
	(sparc_reorg): Rename to sparc_do_work_around_errata.  Move to
	head of file.  Change return type.  Split off gate function.
	(sparc_gate_work_around_errata): New function.
	(pass_work_around_errata): New pass definition.
	(insert_pass_work_around_errata) New pass insert definition to
	insert pass_work_around_errata just after delayed-branch scheduling.
	(sparc_option_override): Insert the pass.
	* config/sparc/t-sparc (sparc.o): Add TREE_PASS_H dependence.

2013-04-10  David S. Miller  <davem@davemloft.net>

	* config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc
	or -mcpu=hypersparc.

	* target.def (cstore_mode): New hook.
	* target.h: Include insn-codes.h
	* targhooks.c: Likewise.
	(default_cstore_mode): New function.
	* targhooks.h: Declare it.
	* doc/tm.texi.in: New hook slot for TARGET_CSTORE_MODE.
	* doc/tm.texi: Rebuild.
	* expmed.c (emit_cstore): Obtain cstore boolean result mode using
	target hook, rather than inspecting the insn_data.
	* config/sparc/sparc.c (sparc_cstore_mode): New function.
	(TARGET_CSTORE_MODE): Redefine.
	(emit_scc_insn): When TARGET_ARCH64, emit new 64-bit boolean
	result patterns.
	* config/sparc/predicates.md (cstore_result_operand): New special
	predicate.
	* config/sparc/sparc.md (cstoresi4, cstoredi4, cstore<F:mode>4):
	Use it for operand 0.
	(*seqsi_special): Rewrite using 'P' mode iterator on operand 0.
	(*snesi_special): Likewise.
	(*snesi_zero): Likewise.
	(*seqsi_zero): Likewise.
	(*sltu_insn): Likewise.
	(*sgeu_insn): Likewise.
	(*seqdi_special): Make operand 0 and comparison operation be of
	DImode.
	(*snedi_special): Likewise.
	(*snedi_special_vis3): Likewise.
	(*neg_snesi_zero): Rename to *neg_snesisi_zero.
	(*neg_snesi_sign_extend): Rename to *neg_snesidi_zero.
	(*snesi_zero_extend): Delete, covered by 'P' mode iterator.
	(*neg_seqsi_zero): Rename to *neg_seqsisi_zero.
	(*neg_seqsi_sign_extend): Rename to *neg_seqsidi_zero.
	(*seqsi_zero_extend): Delete, covered by 'P' mode iterator.
	(*sltu_extend_sp64): Likewise.
	(*neg_sltu_insn): Rename to *neg_sltusi_insn.
	(*neg_sltu_extend_sp64): Rename to *neg_sltudi_insn.
	(*sgeu_extend_sp64): Delete, covered by 'P' mode iterator.
	(*neg_sgeu_insn): Rename to *neg_sgeusi_insn.
	(*neg_sgeu_extend_sp64): Rename to *neg_sgeudi_insn.

2013-04-10  Yufeng Zhang  <yufeng.zhang@arm.com>

	* config/aarch64/aarch64.c (aarch64_print_extension): New function.
	(aarch64_start_file): Use the new function.

2013-04-10  Senthil Kumar Selvaraj  <senthil_kumar.selvaraj@atmel.com>
	    Jason Merrill  <jason@redhat.com>

	* common.opt: Add -gdwarf.
	* opts.c (common_handle_option): Handle it.
	* gcc.c (ASM_DEBUG_SPEC): Don't expect "-2" for DWARF.

2013-04-10  Richard Biener  <rguenther@suse.de>

	* passes.c (execute_todo): Do not call ggc_collect conditional here.
	(execute_one_ipa_transform_pass): But unconditionally here.
	(execute_one_pass): And here.
	(init_optimization_passes): Remove reload pass.
	* tree-pass.h (TODO_ggc_collect): Remove.
	(pass_reload): Likewise.
	* ira.c (do_reload): Merge into ...
	(ira): ... this.
	(rest_of_handle_reload): Remove.
	(pass_reload): Likewise.
	* config/i386/i386.c (ix86_option_override): Refer to ira instead
	of reload for vzeroupper pass placement.
	* <everywhere>: Remove TODO_ggc_collect from todo_flags_start
	and todo_flags_finish of all passes.

2013-04-10  Richard Biener  <rguenther@suse.de>

	* tree-vectorizer.h (struct _slp_oprnd_info): Remove
	first_const_oprnd field, rename first_def_type to first_op_type.
	* tree-vect-slp.c (vect_create_oprnd_info): Adjust.
	(vect_get_and_check_slp_defs): Always use the type of the
	operand.  Allow mixed vect_external_def, vect_constant_def types.
	(vect_get_constant_vectors): Handle mixed vect_external_def,
	vect_constant_def types.

2013-04-10  Joern Rennecke <joern.rennecke@embecosm.com>

	PR tree-optimization/55524
	* tree-ssa-math-opts.c
	(convert_mult_to_fma): Don't use an fms construct
	when we don't have an fms operation, but fnma, and it looks
	likely that we'll be able to use the latter.

2013-04-10  Zhouyi Zhou <yizhouzhou@ict.ac.cn>

	* cif-code.def (OVERWRITABLE): Correct the comment for overwritable
	function.
	* ipa-inline.c (can_inline_edge_p): Let dump mechanism report the
	inline fail caused by overwritable functions.

2013-04-10  Chung-Ju Wu  <jasonwucj@gmail.com>

	* combine.c (simplify_compare_const): Use GET_MODE_MASK to filter out
	unnecessary bits in the constant power of two case.

2013-04-10  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_get_and_check_slp_defs): Remove
	broken code swapping operands.
	(vect_build_slp_tree): Do not compute load permutations here.
	(vect_analyze_slp_instance): Compute load permutations here,
	after building the SLP tree.

2013-04-09  Christian Bruel  <christian.bruel@st.com>

	* config/sh/sh.md (barrier_align): Use next/prev_active_insn instead
	of next/prev_real_insn.

2013-04-09  Jan Hubicka  <jh@suse.cz>

	* ipa.c (cgraph_externally_visible_p, varpool_externally_visible_p):
	Drop aliased parameter.
	(function_and_variable_visibility): Do not handle alias pairs.
	* cgraph.c (varpool_externally_visible_p): Update prototype.
	* varpool.c (varpool_add_new_variable): Update.

2013-04-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.md (minmax_arithsi_non_canon): New pattern.

2013-04-09  Steven Bosscher  <steven@gcc.gnu.org>

	* sched-vis.c (print_pattern): Print SEQUENCE of insns as insns.

	* config/sparc/sparc.md: Use define_c_enum for "unspec" and "unspecv".

2013-04-09  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/48762
	* params.def (PARAM_MAX_CSE_INSNS): Increase the minimum value to 1.

2013-04-09  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_get_and_check_slp_defs): Remove code
	dealing with cost.
	(vect_build_slp_tree): Likewise.
	(vect_analyze_slp_cost_1, vect_analyze_slp_cost): New functions
	calculating the cost of a SLP instance.
	(vect_analyze_slp_instance): Use it from here, after building
	the SLP tree.

2013-04-09  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56883
	* omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk,
	expand_omp_for_static_chunk): Use simple_p = true in
	force_gimple_operand_gsi calls when assigning to addressable decls.

2013-04-09  Jeff Law  <law@redhat.com>

	* tree-vrp.c (simplify_cond_using_ranges): Simplify test of boolean
	when the boolean was created by converting a wider object which
	had a boolean range.

2013-04-09  Richard Biener  <rguenther@suse.de>

	* tree-vectorizer.h (slp_void_p): Remove.
	(slp_tree): Typedef before _slp_tree declaration.
	(struct _slp_tree): Use a vector of slp_tree as children.
	(vect_get_place_in_interleaving_chain): Remove.
	* tree-vect-data-refs.c (vect_get_place_in_interleaving_chain):
	Move ...
	* tree-vect-slp.c (vect_get_place_in_interleaving_chain): ... here
	and make static.
	(vect_free_slp_tree, vect_print_slp_tree, vect_mark_slp_stmts,
	vect_mark_slp_stmts_relevant, vect_slp_rearrange_stmts,
	vect_detect_hybrid_slp_stmts, vect_slp_analyze_node_operations,
	vect_schedule_slp_instance, vect_remove_slp_scalar_calls):
	Use slp_node instead of slp_void_p and adjust.

2013-04-09  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa): Avoid
	work that is not necessary.

2013-04-09  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56854
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't
	forward into clobber stmts if it would change MEM_REF lhs into
	non-MEM_REF.

2013-04-09  Maxim Kuvyrkov  <maxim@kugelworks.com>

	* tree.c (type_hash_lookup, type_hash_add): Make static.
	* tree.h (type_hash_lookup, type_hash_add): Remove global declarations.

2013-04-09  Richard Biener  <rguenther@suse.de>

	* tree.h (unsave_expr_now): Remove.
	* tree-inline.c (mark_local_for_remap_r): Remove.
	(unsave_expr_1): Likewise.
	(unsave_r): Likewise.
	(unsave_expr_now): Likewise.
	* tree-ssa-copy.c (replace_exp_1): Use unshare_expr.
	(propagate_tree_value): Likewise.

2013-04-08  Steven Bosscher  <steven@gcc.gnu.org>

	* doc/rtl.texi (sequence): Rewrite documentation to match the
	current use of SEQUENCE rtl objects.
	* rtl.def (SEQUENCE): Likewise.

	* doc/rtl.texi (NOTE_INSN_EH_REGION_BEG, NOTE_INSN_EH_REGION_END):
	Update documentation.
	(NOTE_INSN_LOOP_BEG, NOTE_INSN_LOOP_END, NOTE_INSN_LOOP_CONT,
	NOTE_INSN_LOOP_VTOP): Remove documentation for non-existing notes.

	* reg-notes.def (REG_EH_CONTEXT): Remove unused note.

2013-04-08  Teresa Johnson  <tejohnson@google.com>

	* basic-block.h (GCOV_COMPUTE_SCALE): Define.
	* ipa-inline-analysis.c (param_change_prob): Use helper rounding divide
	methods.
	(estimate_edge_size_and_time): Add comment to suggest using rounding
	methods.
	(estimate_node_size_and_time): Ditto.
	(remap_edge_change_prob): Use helper rounding divide methods.
	* value-prof.c (gimple_divmod_fixed_value_transform): Ditto.
	(gimple_mod_pow2_value_transform): Ditto.
	(gimple_mod_subtract_transform): Ditto.
	(gimple_ic_transform): Ditto.
	(gimple_stringops_transform): Ditto.
	* stmt.c (conditional_probability): Ditto.
	(emit_case_dispatch_table): Ditto.
	* lto-cgraph.c (merge_profile_summaries): Ditto.
	* tree-optimize.c (execute_fixup_cfg): Ditto.
	* cfgcleanup.c (try_forward_edges): Ditto.
	* cfgloopmanip.c (scale_loop_profile): Ditto.
	(loopify): Ditto.
	(duplicate_loop_to_header_edge): Ditto.
	(lv_adjust_loop_entry_edge): Ditto.
	* tree-vect-loop.c (vect_transform_loop): Ditto.
	* profile.c (compute_branch_probabilities): Ditto.
	* cfgbuild.c (compute_outgoing_frequencies): Ditto.
	* lto-streamer-in.c (input_cfg): Ditto.
	* gimple-streamer-in.c (input_bb): Ditto.
	* ipa-cp.c (update_profiling_info): Ditto.
	(update_specialized_profile): Ditto.
	* tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): Ditto.
	* cfg.c (update_bb_profile_for_threading): Add comment to suggest using
	rounding methods.
	* sched-rgn.c (compute_dom_prob_ps): Ditto.
	(compute_trg_info): Ditto.
	* cfgrtl.c (force_nonfallthru_and_redirect): Ditto.
	(purge_dead_edges): Ditto.
	* loop-unswitch.c (unswitch_loop): Ditto.
	* cgraphclones.c (cgraph_clone_edge): Ditto.
	(cgraph_clone_node): Ditto.
	* tree-inline.c (copy_bb): Ditto.
	(copy_edges_for_bb): Ditto.
	(initialize_cfun): Ditto.
	(copy_cfg_body): Ditto.
	(expand_call_inline): Ditto.

2013-04-08  Kai Tietz  <ktietz@redhat.com>

	* config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): Replaced
	TARGET_CYGWIN64 by TARGET_64BIT.

2013-04-08  Joern Rennecke  <joern.rennecke@embecosm.com>

	* config/epiphany/epiphany.md (GPR_1): New constant.
	(define_expand "mov<mode>cc): FAIL if gen_compare_reg returned 0.
	* config/epiphany/epiphany.c (gen_compare_reg):
	For flag_finite_math_only, avoid swapping operands when r0 and/or r1
	is already in place.
	Use GPR_0 / GPR_1 instead of 0/1 for r0/r1 register numbers.
	Don't require being called during rtl expansion; If y operlaps r0,
	return 0.
	(epiphany_compute_frame_size, epiphany_expand_prologue): Use GPR_1.
	(epiphany_expand_epilogue): Likewise.

	* config/epiphany/epiphany.c (epiphany_select_cc_mode):
	Don't use CC_FPmode for ORDERED / UNORDERED.
	* config/epiphany/epiphany.md (cmpsf_ord): Make pattern unconditional.

	* config/epiphany/constraints.md (CnL): New constraint.
	* config/epiphany/epiphany.md (addsi3_i): Add r/r/CnL alternative.
	* config/epiphany/predicates.md (add_operand): Allow 1024.

	* config/epiphany/epiphany.md (logical_op): New code iterator.
	(op_mnc): New code attribute.
	(<op_mnc>_f, mov_f, cstoresi4): New patterns.
	(mov_f+1, mov_f+2): New peephole2 patterns.

	* config/epiphany/epiphany.md (mov_f+2): New peephole2 pattern.
	(cstoresi4): Also allow re-use of zero result when doing a NE
	comparison to a non-zero operand.
	Use (clobber (scratch)) for first insn if the gpr output is not needed.

	* config/epiphany/epiphany.md (<insn_opname>v2si3):
	Use gen_addsi3_i / gen_subsi3_i.

2013-04-08  Jakub Jelinek  <jakub@redhat.com>

	PR c++/34949
	PR c++/50243
	* tree-eh.c (optimize_clobbers): Only remove clobbers if bb doesn't
	contain anything but clobbers, at most one __builtin_stack_restore,
	optionally debug stmts and final resx, and if it has at least one
	incoming EH edge.  Don't check for SSA_NAME on LHS of a clobber.
	(sink_clobbers): Don't check for SSA_NAME on LHS of a clobber.
	Instead of moving clobbers with MEM_REF LHS with SSA_NAME address
	which isn't defaut definition, remove them.
	(unsplit_eh, cleanup_empty_eh): Use single_{pred,succ}_{p,edge}
	instead of EDGE_COUNT comparisons or EDGE_{PRED,SUCC}.
	* tree-ssa-ccp.c (execute_fold_all_builtins): Remove clobbers
	with MEM_REF LHS with SSA_NAME address.

2013-04-08  Jeff Law  <law@redhat.com>

	* gimple.c (canonicalize_cond_expr_cond): Rewrite x ^ y into x != y.

2013-04-08  Richard Biener  <rguenther@suse.de>

	* gimple-pretty-print.c (debug_gimple_stmt): Do not print
	extra newline.
	* tree-vect-loop.c (vect_determine_vectorization_factor): Dump
	determined vector type.
	(vect_analyze_data_refs): Likewise.
	(vect_get_new_vect_var): Adjust.
	(vect_create_destination_var): Preserve SSA name versions.
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Do
	not dump anything here.

2013-04-08  Joern Rennecke  <joern.rennecke@embecosm.com>

	* config/epiphany/epiphany.h (struct GTY (()) machine_function):
	Add member lr_slot_known.
	* config/epiphany/epiphany.md (reload_insi_ra): Compute lr_slot_offs
	if necessary.
	* config/epiphany/epiphany.c (epiphany_compute_frame_size):
	Remove code that sets lr_slot_offset according to what a previous
	version of epiphany_emit_save_restore used to do.
	(epiphany_emit_save_restore): When doing an lr save or restore,
	set/verify lr_slot_known and lr_slot_offset.

2013-04-08  Xinyu Qi  <xyqi@marvell.com>

	PR target/54338
	* config/arm/arm.h (REG_CLASS_CONTENTS): Include IWMMXT_GR_REGS
	in ALL_REGS.

2013-04-08  Richard Biener  <rguenther@suse.de>

	* alias.c (find_base_term): Fix thinko in previous change.

2013-04-08  Jakub Jelinek  <jakub@redhat.com>

	* tree-loop-distribution.c (const_with_all_bytes_same): New function.
	(generate_memset_builtin): Only handle integer_all_onesp as -1 val if
	TYPE_PRECISION is equal to mode bitsize.  Use const_with_all_bytes_same
	if possible to compute val.
	(classify_partition): Verify CONSTRUCTOR doesn't have any elts.
	For QImode integers don't require anything about precision.  Use
	const_with_all_bytes_same to find out if the constant doesn't have
	repeated bytes in it.

2013-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_expand_insv): Only accept insertions
	within mode size.

2013-04-08  Marek Polacek  <polacek@redhat.com>

	PR rtl-optimization/48182
	* params.def (PARAM_MIN_CROSSJUMP_INSNS): Increase the minimum
	value to 1.

2013-04-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/55487
	* config/pa/pa.c (legitimize_pic_address): Before incrementing label
	nuses, make sure we have a label.

2013-04-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/56843
	* config/rs6000/rs6000.c (rs6000_emit_swdiv_high_precision): Remove.
	(rs6000_emit_swdiv_low_precision): Remove.
	(rs6000_emit_swdiv): Rewrite to handle between one and four
	iterations of Newton-Raphson generally; modify required number of
	iterations for some cases.
	* config/rs6000/rs6000.h (RS6000_RECIP_HIGH_PRECISION_P): Remove.

2013-04-05  Steven Bosscher  <steven@gcc.gnu.org>

	* bb-reorder.c (fix_crossing_unconditional_branches): Remove a
	set-but-unused variable.

	* cgraph.c (cgraph_release_function_body): Clear cfun->cfg to make
	basic blocks of released function bodies garbage-collectable.

	* ree.c (find_and_remove_re): Do not call df_finish_pass here.
	(struct rtl_opt_pass): Add TODO_df_finish.

	* rtl.def (DEFINE_SUBST, DEFINE_SUBST_ATTR): Add documentation.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/constraints.md (q): New constraint.
	* config/arm/ldrdstrd.md: New file.
	* config/arm/arm.md (ldrdstrd.md) New include.
	(arm_movdi): Use "q" instead of "r" constraint
	for double-word memory access.
	(movdf_soft_insn): Likewise.
	* config/arm/vfp.md (movdi_vfp): Likewise.
	* config/arm/t-arm (MD_INCLUDES): Add ldrdstrd.md.
	* config/arm/arm-protos.h (gen_operands_ldrd_strd): New declaration.
	* config/arm/arm.c (gen_operands_ldrd_strd): New function.
	(mem_ok_for_ldrd_strd): Likewise.
	(output_move_double): Update assertion.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md: Comment on splitting Thumb1 patterns.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (arm_smax_insn): Convert define_insn into
	define_insn_and_split.
	(arm_smin_insn,arm_umaxsi3,arm_uminsi3): Likewise.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (arm_ashldi3_1bit): Convert define_insn into
	define_insn_and_split.
	(arm_ashrdi3_1bit,arm_lshrdi3_1bit): Likewise.
	(shiftsi3_compare): New pattern.
	(rrx): New pattern.
	* config/arm/unspecs.md (UNSPEC_RRX): New.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (negdi_extendsidi): New pattern.
	(negdi_zero_extendsidi): Likewise.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (andsi_iorsi3_notsi): Convert define_insn into
	define_insn_and_split.
	(arm_negdi2,arm_abssi2,arm_neg_abssi2): Likewise.
	(arm_cmpdi_insn,arm_cmpdi_unsigned): Likewise.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (arm_subdi3): Convert define_insn into
	define_insn_and_split.
	(subdi_di_zesidi,subdi_di_sesidi): Likewise.
	(subdi_zesidi_di,subdi_sesidi_di,subdi_zesidi_zesidi): Likewise.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (subsi3_carryin): New pattern.
	(subsi3_carryin_const): Likewise.
	(subsi3_carryin_compare,subsi3_carryin_compare_const): Likewise.
	(subsi3_carryin_shift,rsbsi3_carryin_shift): Likewise.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (incscc,arm_incscc,decscc,arm_decscc): Delete.

2013-04-05  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (addsi3_carryin_<optab>): Set attribute predicable.
	(addsi3_carryin_alt2_<optab>,addsi3_carryin_shift_<optab>): Likewise.

2013-04-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_expand_builtin): Change fcode
	type to unsigned int.

2013-04-05  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* doc/invoke.texi (ARM Options): Document cortex-a53 support.

2013-04-04  Ian Lance Taylor  <iant@google.com>

	* doc/standards.texi (Standards): The Go frontend supports the Go 1
	language standard.

2013-04-04  Steven Bosscher  <steven@gcc.gnu.org>

	PR middle-end/56729
	* df-scan.c (df_insn_delete): Disable failing assert.

2013-04-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm-protos.h (arm_builtin_vectorized_function):
	New function prototype.
	* config/arm/arm.c (TARGET_VECTORIZE_BUILTINS): Define.
	(TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Likewise.
	(arm_builtin_vectorized_function): New function.

2013-04-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm_neon_builtins.def: New file.
	* config/arm/arm.c (neon_builtin_data): Move contents to
	arm_neon_builtins.def.
	(enum arm_builtins): Include neon builtin definitions.
	(ARM_BUILTIN_NEON_BASE): Move from enum to macro.
	* config/arm/t-arm (arm.o): Add dependency on arm_neon_builtins.def.

2013-04-04  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/48186
	* predict.c (maybe_hot_frequency_p): Return false if
	HOT_BB_FREQUENCY_FRACTION is 0.
	(cgraph_maybe_hot_edge_p): Likewise.

2013-04-04  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56826
	* tree-vect-slp.c (vect_build_slp_tree): Compute ncopies
	more accurately.

2013-04-04  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56213
	* tree-vect-data-refs.c (vect_check_strided_load): Remove.
	(vect_analyze_data_refs): Allow all non-nested loads as strided loads.

2013-04-04  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56837
	* tree-loop-distribution.c (classify_partition): For non-zero
	values require that the value has the same precision as its
	mode to be useful as memset value.

2013-04-03  Nick Clifton  <nickc@redhat.com>

	* config/v850/v850e3v5.md (fmasf4): Use fmaf.s on E3V5 architectures.
	(fmssf4): Use fmsf.s on E3V5 architectures.
	(fnmasf4): Use fnmaf.s on E3V5 architectures.
	(fnmssf4): Use fnmsf.s on E3V5 architectures.

2013-04-03  Jeff Law  <law@redhat.com>

	* Makefile.in (lra-constraints.o): Depend on $(OPTABS_H).
	(lra-eliminations.o): Likewise.

2013-04-03  Teresa Johnson  <tejohnson@google.com>

	* gcov-io.c (compute_working_sets): Moved most of body of old
	compute_working_sets here from profile.c.
	* gcov-io.h (NUM_GCOV_WORKING_SETS): Moved here from profile.c.
	(gcov_working_set_t): Moved typedef here from basic-block.h
	(compute_working_set): Declare.
	* profile.c (NUM_GCOV_WORKING_SETS): Moved to gcov-io.h.
	(get_working_sets): Renamed from compute_working_set,
	replace most of body with call to new compute_working_sets.
	(get_exec_counts): Replace call to compute_working_sets
	to get_working_sets.
	* profile.h (get_working_sets): Renamed from compute_working_set.
	* lto-cgraph.c (input_symtab): Replace call to compute_working_sets
	to get_working_sets.
	* basic-block.h (gcov_working_set_t): Moved to gcov-io.h.
	* gcov-dump.c (dump_working_sets): New function.

2013-04-03  Kenneth Zadeck <zadeck@naturalbridge.com>

	* hwint.c (sext_hwi, zext_hwi): New functions.
	* hwint.h (HOST_BITS_PER_HALF_WIDE_INT, HOST_HALF_WIDE_INT,
	HOST_HALF_WIDE_INT_PRINT, HOST_HALF_WIDE_INT_PRINT_C,
	HOST_HALF_WIDE_INT_PRINT_DEC, HOST_HALF_WIDE_INT_PRINT_DEC_C,
	HOST_HALF_WIDE_INT_PRINT_UNSIGNED, HOST_HALF_WIDE_INT_PRINT_HEX,
	HOST_HALF_WIDE_INT_PRINT_HEX_PURE): New symbols.
	(sext_hwi, zext_hwi): New functions.

2013-04-03  Jeff Law  <law@redhat.com>

	PR tree-optimization/56799
	* tree-ssa-dom.c (record_equivalences_from_incoming_edge): Bring
	back test for widening conversion erroneously dropped in prior change.

2013-04-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/56809
	* config/aarch64/aarch64.c (is_jump_table): Use next_active_insn
	instead of next_real_insn.

2013-04-03  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/55702
	* tsan.c (instrument_func_exit): Allow BUILT_IN_RETURN functions.

2013-04-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/56809
	* config/arm/arm.c (is_jump_table): Use next_active_insn instead of
	next_real_insn.
	(thumb1_output_casesi): Likewise.
	(thumb2_output_casesi): Likewise.

2013-04-03  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56817
	* tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
	Split out ...
	(tree_unroll_loops_completely_1): ... new function to manually
	walk the loop tree, properly defering outer loops of unrolled
	loops to later iterations.

2013-04-03  Marc Glisse  <marc.glisse@inria.fr>

	* tree-vect-stmts.c (vectorizable_store): Accept BIT_FIELD_REF.
	(vectorizable_load): Likewise.
	* tree-vect-slp.c (vect_build_slp_tree): Likewise.
	* tree-vect-data-refs.c (vect_create_data_ref_ptr): Handle VECTOR_TYPE.

2013-04-03  Marc Glisse  <marc.glisse@inria.fr>

	* tree-flow-inline.h (get_addr_base_and_unit_offset_1): Handle
	BIT_FIELD_REF.

2013-04-03  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>

	* config/spu/spu.c (emit_nop_for_insn): Handle JUMP_TABLE_DATA.

2013-04-03  Bin Cheng  <bin.cheng@arm.com>

	* rtl.h (AUTO_INC_DEC): Fix typo of HAVE_POST_MODIFY_DISP.

2013-04-03  Marc Glisse  <marc.glisse@inria.fr>

	PR tree-optimization/56790
	* fold-const.c (fold_ternary_loc) <VEC_COND_EXPR>: Add constant
	folding.

2013-04-03  Marc Glisse  <marc.glisse@inria.fr>

	* simplify-rtx.c (simplify_binary_operation_1) <VEC_SELECT>:
	Handle VEC_MERGE.
	(simplify_ternary_operation) <VEC_MERGE>: Use unsigned HOST_WIDE_INT
	for masks. Test for side effects. Handle nested VEC_MERGE. Handle
	equal arguments.

2013-04-03  Jakub Jelinek  <jakub@redhat.com>

	PR c/19449
	* tree.h (force_folding_builtin_constant_p): New decl.
	* builtins.c (force_folding_builtin_constant_p): New variable.
	(fold_builtin_constant_p): Fold immediately also if
	force_folding_builtin_constant_p.

2013-04-03  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56812
	* tree-vect-data-refs.c (vect_slp_analyze_data_ref_dependence):
	DRs of the same interleaving chain are independent.

2013-04-02  Jason Merrill  <jason@redhat.com>

	* gdbinit.in (pbb): Use debug fn.

2013-04-02  Lawrence Crowl  <crowl@google.com>

	* sese.h (struct ivtype_map_elt_s): Remove unused.
	(extern debug_ivtype_map): Remove unused.
	(extern eq_ivtype_map_elts): Remove unused.
	* sese.c (debug_ivtype_map): Removed unused.
	(debug_ivtype_map_1): Removed unused.
	(debug_ivtype_elt): Remove unused.
	(eq_ivtype_map_elts): Remove unused.


2013-04-02  Kai Tietz  <ktietz@redhat.com>

	PR target/52790
	* config/i386/cygming.h (SUB_TARGET_RECORD_STUB): New sub-target macro.
	* config/i386/i386-protos.h (i386_pe_record_stub): Add new prototype.
	* config/i386/i386.c (legitimize_pe_coff_extern_decl): New static
	function.
	(legitimize_pe_coff_symbol): Likewise.
	(is_imported_p): New helper-function.
	(ix86_option_override_internal): Make MEDIUM_PIC the default code-model
	for Windows x64 targets.
	(ix86_expand_prologue): Optimize for pe-coff targets.
	(ix86_expand_split_stack_prologue): Adjust for pe-coff targets.
	(legitimate_pic_address_disp_p): Adjust for x64 pe-coff to support
	medium/large code-model.
	(legitimize_pic_address): Likewise.
	(legitimize_tls_address): Likewise.
	(ix86_expand_call): Likewise.
	(x86_output_mi_thunk): Likewise.
	(get_dllimport_decl): Add new beimport argument.
	(construct_plt_address): Don't assert for x64 pe-coff targets.
	* config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Adjust for x64 pe-coff
	targets.
	(SYMBOL_FLAG_STUBVAR): New macro.
	(SYMBOL_REF_STUBVAR_P): Likewise.
	* config/i386/winnt.c (stub_list): New structure.
	(stub_head): New local variable.
	(i386_pe_record_stub): New function.
	(i386_pe_file_end): Emit refptr-stubs.

2013-04-02  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/56745
	* ifcvt.c (cond_exec_find_if_block): Don't try to optimize
	if then_bb has no successors and else_bb is EXIT_BLOCK_PTR.

	PR c++/34949
	* tree-ssa-alias.c (stmt_kills_ref_p_1): If base != ref->base
	and both of them are MEM_REFs, just compare first argument for
	equality and attempt to deal even with differing offsets.

	PR c++/34949
	* tree-cfg.c (verify_gimple_assign_single): Allow lhs
	of gimple_clobber_p to be MEM_REF.
	* gimplify.c (gimplify_modify_expr): Gimplify *to_p of
	an assignment from TREE_CLOBBER_P.  Allow it to be MEM_REF
	after gimplification.
	* asan.c (get_mem_ref_of_assignment): Don't instrument
	gimple_clobber_p stmts.
	* tree-ssa-dse.c (dse_optimize_stmt): Allow DSE of
	gimple_clobber_p stmt if they have MEM_REF lhs and
	are dead because of another gimple_clobber_p stmt.
	* tree-ssa-live.c (clear_unused_block_pointer): Treat
	gimple_clobber_p stmts like debug stmts.
	(remove_unused_locals): Remove clobbers with MEM_REF lhs
	that refer to unused VAR_DECLs or uninitialized values.
	* tree-sra.c (sra_ipa_reset_debug_stmts): Also remove
	gimple_clobber_p stmts if they refer to removed parameters.
	(get_repl_default_def_ssa_name, sra_ipa_modify_expr): Fix up
	formatting.

2013-04-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*testqi_ext_3): Merge with *testqi_ext_3_rex64
	using SWI48 mode attribute.

2013-04-02  Wei Mi  <wmi@google.com>

	* config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for
	ashl<mode>3_mask, *<shift_insn><mode>3_mask and
	*<rotate_insn><mode>3_mask in i386.md.

2013-04-02  Alexander Ivchenko  <alexander.ivchenko@intel.com>

	* config.gcc (arm*-*-linux-*): Remove duplicate t-linux-android.

2013-04-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56778
	* tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
	Runtime alias tests are not supported for gather loads.
	* tree-vect-loop-manip.c (vect_loop_versioning): Insert
	stmts referenced from SSA operands before updating SSA form.

2013-04-02  Ian Caulfield  <ian.caulfield@arm.com>
	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/arm/arm-arches.def (armv8-a): Default to cortex-a53.
	* config/arm/t-arm (MD_INCLUDES): Depend on cortex-a53.md.
	* config/arm/cortex-a53.md: New file.
	* config/arm/bpabi.h (BE8_LINK_SPEC): Handle cortex-a53.
	* config/arm/arm.md (generic_sched, generic_vfp): Handle cortex-a53.
	* config/arm/arm.c (arm_issue_rate): Likewise.
	* config/arm/arm-tune.md: Regenerate
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm-cores.def: Add cortex-a53.

2013-04-02  Zhenqiang Chen  <zhenqiang.chen@arm.com>

	* config/arm/uclinux-elf.h: Add %L to LINK_GCC_C_SEQUENCE_SPEC for
	non-static link.

2013-04-02  Sofiane Naci  <sofiane.naci@arm.com>

	* config/aarch64/aarch64.md (*mov<mode>_aarch64): Add variants for
	scalar load/store operations using B/H registers.
	(*zero_extend<SHORT:mode><GPI:mode>2_aarch64): Likewise.

2013-04-02  Sofiane Naci  <sofiane.naci@arm.com>

	* config/aarch64/aarch64.md (*mov<mode>_aarch64): Add alternatives for
	scalar move.
	* config/aarch64/aarch64.c
	(aarch64_simd_scalar_immediate_valid_for_move): New.
	* config/aarch64/aarch64-protos.h
	(aarch64_simd_scalar_immediate_valid_for_move): New.
	* config/aarch64/constraints.md (Dh, Dq): New.
	* config/aarch64/iterators.md (hq): New.

2013-04-02  Eric Botcazou  <ebotcazou@adacore.com>

	* reorg.c (get_branch_condition): Deal with conditional returns.
	(fill_simple_delay_slots): Remove dead code dealing with jumps.

2013-04-01  Wei Mi  <wmi@google.com>

	* config/i386/i386.md (*ashl<mode>3_mask): Rewrite as define_insn.
	Truncate operand 2 using %b asm operand modifier.
	(*<shift_insn><mode>3_mask): Ditto.
	(*<rotate_insn><mode>3_mask): Ditto.

2013-04-01  Steven Bosscher  <steven@gcc.gnu.org>

	PR middle-end/56798
	* cfgbuild.c (inside_basic_block_p): Restore check broken at r197234.

2013-03-31  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/sh.md (casesi_worker_1): Use next_active_insn instead
	of next_real_insn.
	(casesi_worker_2, casesi_shift_media, casesi_load_media): Likewise.

2013-03-30  Lawrence Crowl  <crowl@google.com>

	* dse.c (clear_alias_sets): Remove never set.
	(disqualified_clear_alias_sets): Remove never set.
	(clear_alias_mode_pool): Remove never set.
	(dse_step0): Remove condition that is never true.
	(canon_address): Remove condition that is never true.
	(dse_step7): Remove condition that is never true.
	(rest_of_handle_dse): Remove condition that is never true.
	(rest_of_handle_dse::did_global): Remove never read from above.
	(dse_step2_spill): Remove never called from above.
	(dse_step5_spill): Remove never called from above.

2013-03-30  Steven Bosscher  <steven@gcc.gnu.org>

	* doc/md.texi (Standard Names) <casesi>: Update documentation for
	JUMP_TABLE_DATA changes.
	* doc/tm.texi.in (Dispatch Tables) <ASM_OUTPUT_CASE_LABEL>: Likewise.
	* doc/rtl.texi (Flags) <INSN_DELETED_P, SCHED_GROUP_P>: Likewise.
	(Insns) <jump_table_data>: New entry.
	* doc/tm.texi: Regenerate.

	* cfgrtl.c (fixup_reorder_chain): Do not emit barriers to BB_FOOTER.

	* postreload-gcse.c (bb_has_well_behaved_predecessors): Correct test
	for table jump at the end of a basic block using tablejump_p.
	* targhooks.c (default_invalid_within_doloop): Likewise.
	* config/rs6000/rs6000.c (TARGET_INVALID_WITHIN_DOLOOP): Remove
	target hook implementation that is identical to the default hook.
	(rs6000_invalid_within_doloop): Remove.

	* bb-reorder.c (fix_crossing_unconditional_branches): Remove set but
	unused variable from tablejump_p call.

	* rtl.def (JUMP_TABLE_DATA): New RTX_INSN object.
	* rtl.h (RTX_PREV, RTX_NEXT): Adjust for new JUMP_TABLE_DATA.
	(INSN_DELETED_P): Likewise.
	(emit_jump_table_data): New prototype.
	* gengtype.c (adjust_field_rtx_def): Handle JUMP_TABLE_DATA fields
	after 4th as unused.
	* print-rtl.c (print_rtl): Handle JUMP_TABLE_DATA.
	* sched-vis.c (print_insn): Likewise.
	* emit-rtl.c (active_insn_p): Consider JUMP_TABLE_DATA an active
	insn for compatibility with back ends that use next_active_insn to
	identify jump table data.
	(set_insn_deleted): Remove no longer useful JUMP_TABLE_DATA_P check.
	(remove_insn): Likewise.
	(emit_insn): Do not accept JUMP_TABLE_DATA objects in insn chains
	to be emitted.
	(emit_debug_insn, emit_jump_insn, emit_call_insn, emit_label): Idem.
	(emit_jump_table_data): New function.

	* cfgbuild.c (inside_basic_block_p): A JUMP_INSN is always inside a
	basic block, a JUMP_TABLE_DATA never is.
	(control_flow_insn_p): JUMP_TABLE_DATA is not a control flow insn.
	* cfgrtl.c (duplicate_insn_chain): Split handling of JUMP_TABLE_DATA
	off from code handling real insns.
	* final.c (get_attr_length_1): Simplify for JUMP_INSNs.
	* function.c (instantiate_virtual_regs): Remove JUMP_TABLE_DATA_P
	test, now redundant because JUMP_TABLE_DATA is not an INSN_P insn.
	* gcse.c (insert_insn_end_basic_block): Likewise, JUMP_TABLE_DATA_P
	is not a NONDEBUG_INSN_P.
	* ira-costs.c (scan_one_insn): Likewise.
	* jump.c (mark_all_labels): Likewise.
	(mark_jump_label_1): Likewise.
	* lra-eliminations.c (eliminate_regs_in_insn): Likewise.
	* lra.c (get_insn_freq): Expect all insns reaching here to be in
	a basic block.
	(check_rtl): Remove JUMP_TABLE_DATA_P test, not a NONDEBUG_INSN_P insn.
	* predict.c (expensive_function_p): Use FOR_BB_INSNS.
	* reload1.c (calculate_needs_all_insns): Call set_label_offsets for
	JUMP_TABLE_DATA_P insns.
	(calculate_elim_costs_all_insns): Likewise.
	(set_label_offsets): Recurse on the PATTERN of JUMP_TABLE_DATA insns.
	(elimination_costs_in_insn): Remove redundant JUMP_TABLE_DATA_P test.
	(delete_output_reload): Code style fixups.
	* reorg.c (dbr_schedule): Move JUMP_TABLE_DATA_P up to avoid setting
	insn flags on this non-insn.
	* sched-rgn.c (add_branch_dependences): Treat JUMP_TABLE_DATA insns
	as scheduling barriers, for pre-change compatibility.
	* stmt.c (emit_case_dispatch_table): Emit jump table data not as
	JUMP_INSN objects but instead as JUMP_TABLE_DATA objects.

	* config/alpha/alpha.c (alpha_does_function_need_gp): Remove
	redundant JUMP_TABLE_DATA_P test.
	* config/arm/arm.c (thumb_far_jump_used_p): Likewise.
	* config/frv/frv.c (frv_function_contains_far_jump): Likewise.
	(frv_for_each_packet): Likewise.
	* config/i386/i386.c (min_insn_size): Likewise.
	(ix86_avoid_jump_mispredicts): Likewise.
	* config/m32r/m32r.c (m32r_is_insn): Likewise.
	* config/mep/mep.c (mep_reorg_erepeat): Likewise.
	* config/mips/mips.c (USEFUL_INSN_P): Likewise.
	(mips16_insn_length): Robustify.
	(mips_has_long_branch_p): Remove redundant JUMP_TABLE_DATA_P test.
	(mips16_split_long_branches): Likewise.
	* config/pa/pa.c (pa_combine_instructions): Likewise.
	* config/rs6000/rs6000.c (get_next_active_insn): Treat
	JUMP_TABLE_DATA objects as active insns, like in active_insn_p.
	* config/s390/s390.c (s390_chunkify_start): Treat JUMP_TABLE_DATA
	as contributing to pool range lengths.
	* config/sh/sh.c (find_barrier): Restore check for ADDR_DIFF_VEC.
	Remove redundant JUMP_TABLE_DATA_P test.
	(sh_loop_align): Likewise.
	(split_branches): Likewise.
	(sh_insn_length_adjustment): Likewise.
	* config/spu/spu.c (get_branch_target): Likewise.

2013-03-29  Jan Hubicka  <jh@suse.cz>

	* lto-cgraph.c (output_profile_summary, input_profile_summary): Use
	gcov streaming; stream hot bb threshold to ltrans.
	* predict.c (get_hot_bb_threshold): Break out from ....
	(maybe_hot_count_p): ... here.
	(set_hot_bb_threshold): New function.
	* lto-section-in.c (lto_section_name): Add profile.
	* profile.h (get_hot_bb_threshold, set_hot_bb_threshold): Declare.
	* ipa.c: Include hash-table.h, tree-inline.h, profile.h, lto-streamer.h
	and data-streamer.h
	(histogram_entry): New structure.
	(histogram, histogram_pool): New global vars.
	(histogram_hash): New structure.
	(histogram_hash::hash): New method.
	(histogram_hash::equal): Likewise.
	(account_time_size): New function.
	(cmp_counts): New function.
	(dump_histogram): New function.
	(ipa_profile_generate_summary): New function.
	(ipa_profile_write_summary): New function.
	(ipa_profile_read_summary): New function.
	(ipa_profile): Decide on threshold.
	(pass_ipa_profile): Add ipa_profile_write_summary and
	ipa_profile_read_summary.
	* Makefile.in (ipa.o): Update dependencies.
	* lto-streamer.h (LTO_section_ipa_profile): New section.

2013-03-29  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* tree.h (VAR_P): New.

2013-03-29  Paolo Carlini  <paolo.carlini@oracle.com>

	PR lto/56777
	* doc/invoke.texi ([-fwhole-program]): Fix typo.

2013-03-29  Steven Bosscher  <steven@gcc.gnu.org>

	* cfgbuild.c (inside_basic_block_p): Use JUMP_TABLE_DATA_P in lieu
	of tests for JUMP_P and a ADDR_DIFF_VEC or ADDR_VEC pattern.
	(control_flow_insn_p): Likewise.
	* cfgrtl.c (duplicate_insn_chain): Likewise.
	* final.c (get_attr_length_1): Likewise.
	(shorten_branches): Likewise.
	(final_scan_insn): Likewise.
	* function.c (instantiate_virtual_regs): Likewise.
	* gcse.c (insert_insn_end_basic_block): Likewise.
	* ira-costs.c (scan_one_insn): Likewise.
	* lra-eliminations.c (eliminate_regs_in_insn): Likewise.
	* lra.c (check_rtl): Likewise.
	* reload1.c (elimination_costs_in_insn): Likewise.
	* reorg.c (follow_jumps): Likewise.

	* config/arm/arm.c (is_jump_table): Use JUMP_TABLE_DATA_P in lieu
	of tests for JUMP_P and a ADDR_DIFF_VEC or ADDR_VEC pattern.
	(thumb_far_jump_used_p): Likewise.
	* config/bfin/bfin.c (workaround_rts_anomaly): Likewise.
	(workaround_speculation): Likewise.
	(add_sched_insns_for_speculation): Likewise.
	* config/c6x/c6x.c (reorg_emit_nops): Likewise.
	* config/frv/frv.c (frv_function_contains_far_jump): Likewise.
	(frv_for_each_packet): Likewise.
	* config/i386/i386.c (ix86_avoid_jump_mispredicts): Likewise.
	* config/ia64/ia64.c (emit_all_insn_group_barriers): Likewise.
	(final_emit_insn_group_barriers): Likewise.
	* config/m32r/m32r.c (m32r_is_insn): Likewise.
	* config/mips/mips.c (USEFUL_INSN_P): Likewise.
	(mips16_insn_length): Likewise.
	* config/pa/pa.c (pa_reorg): Likewise.
	(pa_combine_instructions): Likewise.
	* config/rs6000/rs6000.c (rs6000_invalid_within_doloop): Likewise.
	* config/sh/sh.c (fixup_addr_diff_vecs): Likewise.
	(sh_reorg): Likewise.
	(split_branches): Likewise.
	* config/spu/spu.c (get_branch_target): Likewise.

	* config/s390/s390.c (s390_chunkify_start): Simplify logic using
	JUMP_TABLE_DATA_P.

2013-03-29  Kirill Yukhin  <kirill.yukhin@intel.com>

	* config/i386/avx2intrin.h (_mm256_broadcastsi128_si256):
	Fix declaration name.

2013-03-28  Lawrence Crowl  <crowl@google.com>

	* graphds.h (struct graph.indicies): Remove unused.
	* graphite-poly.h (struct graph.original_pddrs): Remove unused.
	(SCOP_ORIGINAL_PDDRS): Remove unused.
	* sese.h (extern insert_loop_close_phis): Removed unused.
	(extern insert_guard_phis): Removed unused.
	(extern ivtype_map_elt_info): Removed unused.
	(new_ivtype_map_elt): Removed unused.
	* sese.c (ivtype_map_elt_info): Removed unused.

2013-03-28  Lawrence Crowl  <crowl@google.com>

	* Makefile.in: Add several missing include dependences.
	(DUMPFILE_H): New.
	(test-dump.o): New.  This object is not added to any executable,
	but is present for ad-hoc testing.
	* bitmap.c
	(debug (const bitmap_head_def &)): New.
	(debug (const bitmap_head_def *)): New.
	* bitmap.h
	(extern debug (const bitmap_head_def &)): New.
	(extern debug (const bitmap_head_def *)): New.
	* cfg.c
	(debug (edge_def &)): New.
	(debug (edge_def *)): New.
	* cfghooks.c
	(debug (basic_block_def &)): New.
	(debug (basic_block_def *)): New.
	* dumpfile.h
	(dump_node (const_tree, int, FILE *)): Correct source file.
	* dwarf2out.c
	(debug (die_struct &)): New.
	(debug (die_struct *)): New.
	* dwarf2out.h
	(extern debug (die_struct &)): New.
	(extern debug (die_struct *)): New.
	* gimple-pretty-print.c
	(debug (gimple_statement_d &)): New.
	(debug (gimple_statement_d *)): New.
	* gimple-pretty-print.h
	(extern debug (gimple_statement_d &)): New.
	(extern debug (gimple_statement_d *)): New.
	* ira-build.c
	(debug (ira_allocno_copy &)): New.
	(debug (ira_allocno_copy *)): New.
	(debug (ira_allocno &)): New.
	(debug (ira_allocno *)): New.
	* ira-int.h
	(extern debug (ira_allocno_copy &)): New.
	(extern debug (ira_allocno_copy *)): New.
	(extern debug (ira_allocno &)): New.
	(extern debug (ira_allocno *)): New.
	* ira-lives.c
	(debug (live_range &)): New.
	(debug (live_range *)): New.
	* lra-int.h
	(debug (lra_live_range &)): New.
	(debug (lra_live_range *)): New.
	* lra-lives.c
	(debug (lra_live_range &)): New.
	(debug (lra_live_range *)): New.
	* omega.c
	(debug (omega_pb_d &)): New.
	(debug (omega_pb_d *)): New.
	* omega.h
	(extern debug (omega_pb_d &)): New.
	(extern debug (omega_pb_d *)): New.
	* print-rtl.c
	(debug (const rtx_def &)): New.
	(debug (const rtx_def *)): New.
	* print-tree.c
	(debug_tree (tree): Move within file.
	(debug_raw (const tree_node &)): New.
	(debug_raw (const tree_node *)): New.
	(dump_tree_via_hooks (const tree_node *, int)): New.
	(debug (const tree_node &)): New.
	(debug (const tree_node *)): New.
	(debug_verbose (const tree_node &)): New.
	(debug_verbose (const tree_node *)): New.
	(debug_head (const tree_node &)): New.
	(debug_head (const tree_node *)): New.
	(debug_body (const tree_node &)): New.
	(debug_body (const tree_node *)): New.
	(debug_vec_tree (tree): Move and reimplement in terms of dump.
	(debug (vec<tree, va_gc> &)): New.
	(debug (vec<tree, va_gc> *)): New.
	* rtl.h
	(extern debug (const rtx_def &)): New.
	(extern debug (const rtx_def *)): New.
	* sbitmap.c
	(debug_raw (simple_bitmap_def &)): New.
	(debug_raw (simple_bitmap_def *)): New.
	(debug (simple_bitmap_def &)): New.
	(debug (simple_bitmap_def *)): New.
	* sbitmap.h
	(extern debug (simple_bitmap_def &)): New.
	(extern debug (simple_bitmap_def *)): New.
	(extern debug_raw (simple_bitmap_def &)): New.
	(extern debug_raw (simple_bitmap_def *)): New.
	* sel-sched-dump.c
	(debug (vinsn_def &)): New.
	(debug (vinsn_def *)): New.
	(debug_verbose (vinsn_def &)): New.
	(debug_verbose (vinsn_def *)): New.
	(debug (expr_def &)): New.
	(debug (expr_def *)): New.
	(debug_verbose (expr_def &)): New.
	(debug_verbose (expr_def *)): New.
	(debug (vec<rtx> &)): New.
	(debug (vec<rtx> *)): New.
	* sel-sched-dump.h
	(extern debug (vinsn_def &)): New.
	(extern debug (vinsn_def *)): New.
	(extern debug_verbose (vinsn_def &)): New.
	(extern debug_verbose (vinsn_def *)): New.
	(extern debug (expr_def &)): New.
	(extern debug (expr_def *)): New.
	(extern debug_verbose (expr_def &)): New.
	(extern debug_verbose (expr_def *)): New.
	(extern debug (vec<rtx> &)): New.
	(extern debug (vec<rtx> *)): New.
	* sel-sched-ir.h
	(_list_iter_cond_expr): Make inline instead of static.
	* sreal.c
	(debug (sreal &)): New.
	(debug (sreal *)): New.
	* sreal.h
	(extern debug (sreal &)): New.
	(extern debug (sreal *)): New.
	* tree.h
	(extern debug_raw (const tree_node &)): New.
	(extern debug_raw (const tree_node *)): New.
	(extern debug (const tree_node &)): New.
	(extern debug (const tree_node *)): New.
	(extern debug_verbose (const tree_node &)): New.
	(extern debug_verbose (const tree_node *)): New.
	(extern debug_head (const tree_node &)): New.
	(extern debug_head (const tree_node *)): New.
	(extern debug_body (const tree_node &)): New.
	(extern debug_body (const tree_node *)): New.
	(extern debug (vec<tree, va_gc> &)): New.
	(extern debug (vec<tree, va_gc> *)): New.
	* tree-cfg.c
	(debug (struct loop &)): New.
	(debug (struct loop *)): New.
	(debug_verbose (struct loop &)): New.
	(debug_verbose (struct loop *)): New.
	* tree-dump.c: Add header dependence.
	* tree-flow.h
	(extern debug (struct loop &)): New.
	(extern debug (struct loop *)): New.
	(extern debug_verbose (struct loop &)): New.
	(extern debug_verbose (struct loop *)): New.
	* tree-data-ref.c
	(debug (data_reference &)): New.
	(debug (data_reference *)): New.
	(debug (vec<data_reference_p> &)): New.
	(debug (vec<data_reference_p> *)): New.
	(debug (vec<ddr_p> &)): New.
	(debug (vec<ddr_p> *)): New.
	* tree-data-ref.h
	(extern debug (data_reference &)): New.
	(extern debug (data_reference *)): New.
	(extern debug (vec<data_reference_p> &)): New.
	(extern debug (vec<data_reference_p> *)): New.
	(extern debug (vec<ddr_p> &)): New.
	(extern debug (vec<ddr_p> *)): New.
	* tree-ssa-alias.c
	(debug (pt_solution &)): New.
	(debug (pt_solution *)): New.
	* tree-ssa-alias.h
	(extern debug (pt_solution &)): New.
	(extern debug (pt_solution *)): New.
	* tree-ssa-alias.c
	(debug (_var_map &)): New.
	(debug (_var_map *)): New.
	(debug (tree_live_info_d &)): New.
	(debug (tree_live_info_d *)): New.
	* tree-ssa-alias.h
	(extern debug (_var_map &)): New.
	(extern debug (_var_map *)): New.
	(extern debug (tree_live_info_d &)): New.
	(extern debug (tree_live_info_d *)): New.

2013-03-28  Jan Hubicka  <jh@suse.cz>

	* lto-cgraph.c (merge_profile_summaries): Fix overflows.

2013-03-28  Ian Bolton  <ian.bolton@arm.com>

	* config/aarch64/aarch64.md (aarch64_can_eliminate): Keep frame
	record only when desired or required.

2013-03-28  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*vec_extract2vdi_1): Merge with
	*vec_extractv2di_1_rex64.  Use x64 isa attribute.

2013-03-28  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.md (*and<mode>3_compare0): New pattern.
	(*andsi3_compare0_uxtw): New pattern.
	(*and_<SHIFT:optab><mode>3_compare0): New pattern.
	(*and_<SHIFT:optab>si3_compare0_uxtw): New pattern.

2013-03-28  Jan Hubicka  <jh@suse.cz>

	* data-streamer-in.c (streamer_read_gcov_count): New function.
	* gimple-streamer-out.c: Include value-prof.h.
	(output_gimple_stmt): Output histogram.
	(output_bb): Use streamer_write_gcov_count.
	* value-prof.c: Include data-streamer.h
	(dump_histogram_value): Add HIST_TYPE_MAX.
	(stream_out_histogram_value): New function.
	(stream_in_histogram_value): New function.
	* value-prof.h (enum hist_type): Add HIST_TYPE_MAX.
	(stream_out_histogram_value, stream_in_histogram_value): Declare.
	* data-streamer-out.c (streamer_write_gcov_count): New function.
	(streamer_write_gcov_count_stream): New function.
	* lto-cgraph.c (lto_output_edge): Update counter streaming.
	(lto_output_node): Likewise.
	(input_node, input_edge): Likewise.
	* lto-streamer-out.c (output_cfg): Update streaming.
	* lto-streamer-in.c (input_cfg): Likewise.
	* data-streamer.h (streamer_write_gcov_count,
	streamer_write_gcov_count_stream, streamer_read_gcov_count): Declare.
	* gimple-streamer-in.c: Include value-prof.h
	(input_gimple_stmt): Input histograms.
	(input_bb): Update profile streaming.

2013-03-28  Kenneth Zadeck  <zadeck@naturalbridge.com>

	* genmodes.c (emit_max_int): New function.
	(emit_insn_modes_h): Added call to emit_max_function.
	* doc/rtl.texi (MAX_BITSIZE_MODE_ANY_INT, MAX_BITSIZE_MODE_ANY_MODE):
	Added doc.
	* machmode.def: Fixed comment.

2013-03-28  Kenneth Zadeck  <zadeck@naturalbridge.com>

	* combine.c (try_combine): Removed useless assert.
	* cselib.c (rtx_equal_for_cselib_1): Removed unnecessary parens.

2013-03-28  Marek Polacek  <polacek@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56695
	* tree-vect-stmts.c (vectorizable_condition): Unconditionally
	build signed result of a vector comparison.
	* tree-cfg.c (verify_gimple_comparison): Check that a result
	of a vector comparison has signed type.

2013-03-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/37021
	* tree-vect-slp.c (vect_build_slp_tree): When not unrolling
	do not restrict gaps between groups.
	* tree-vect-stmts.c (vectorizable_load): Properly account for
	a gap between groups.

2013-03-28  Eric Botcazou  <ebotcazou@adacore.com>

	* toplev.c (process_options): Do not disable -fomit-frame-pointer on a
	general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS
	is not enabled.

2013-03-27  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual.
	* doc/extend.texi (Named Address Spaces): Ditto.
	(Variable Attributes): Ditto.

2013-03-27  Kai Tietz  <ktietz@redhat.com>

	* config.build: Add support for cygwin x64 target.
	* config.gcc: Likewise.
	* config.host: Likewise.
	* configure.ac: Likewise
	* configure: Regenerated.

2013-03-27 Kai Tietz  <ktietz@redhat.com>

	* config/i386/cygwin-stdint.h: Add support for cygwin x64 target.
	* config/i386/t-cygwin-w64: New file.
	* config/i386/cygwin-w64.h: New file.
	* config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): Extend
	and add support for x64-cygwin target.
	(CPP_SPEC): Likewise.
	(CXX_WRAP_SPEC_LIST): Undefine before define.
	(LIBGCJ_SONAME): Use 15 as version.

2013-03-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56716
	* tree-ssa-structalias.c (perform_var_substitution): Adjust
	dumping for ref nodes.

2013-03-27  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/55334
	* ipa-cp.c (initialize_node_lattices): Allow IPA-CP through and to
	restricted pointers to arrays.

2013-03-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>

	* Makefile.in (.SUFFIXES): Add .cc.
	(.c.o): Apply same recipe for implicit rule .cc.o.

2013-03-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/37021
	* tree-vect-data-refs.c (vect_check_strided_load): Allow
	REALPART/IMAGPART_EXPRs around the supported refs.
	* tree-ssa-structalias.c (find_func_aliases): Assume that
	floating-point values are not used to transfer pointers.

2013-03-27  Alexander Ivchenko  <alexander.ivchenko@intel.com>

	* target.def (TARGET_HAS_IFUNC_P): New target hook.
	* doc/tm.texi.in (TARGET_HAS_IFUNC_P): New.
	* doc/tm.texi: Regenerate.
	* targhooks.h (default_has_ifunc_p): New.
	* targhooks.c (default_has_ifunc_p): Ditto.
	* config/linux-protos.h: New file.
	* config/linux-android.h (TARGET_HAS_IFUNC_P): Using version of
	this hook for linux which disables support of indirect functions in
	android.
	* config/linux-android.c: New file.
	* config/t-linux-android.c: Ditto.
	* config.gcc: Added new object file linux-android.o.
	* config/i386/i386.c (ix86_get_function_versions_dispatcher):
	Using TARGET_HAS_IFUNC hook instead of HAVE_GNU_INDIRECT_FUNCTION.
	* varasm.c (do_assemble_alias): Likewise.
	* configure.ac: Define HAVE_GNU_INDIRECT_FUNCTION as zero if the target
	doesn't support indirect functions.
	* configure: Regenerate.

2013-03-27  Bin Cheng  <bin.cheng@arm.com>

	PR target/56102
	* config/arm/arm.c (thumb1_rtx_costs, thumb1_size_rtx_costs): Fix
	rtx costs for SET/ASHIFT/ASHIFTRT/LSHIFTRT/ROTATERT patterns with
	mult-word mode.

2013-03-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Define.

2013-03-27  Terry Guo  <terry.guo@arm.com>

	* config/arm/arm-cores.def: Added core cortex-r7.
	* config/arm/arm-tune.md: Regenerated.
	* config/arm/arm-tables.opt: Regenerated.
	* doc/invoke.texi: Added entry for core cortex-r7.

2013-03-27  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid
	double-decrement of next_scratch_regno.

2013-03-27  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on
	input operands.
	(insn_v1mulus): Ditto.
	(insn_v2muls): Ditto.

2013-03-27  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete extra tab.
	(ASM_OUTPUT_ADDR_DIFF_ELT): Ditto.

2013-03-27  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute for jr.
	(*sibcall_value): Ditto.

2013-03-27  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.md (insn_mnz_<mode>): Replaced by ...
	(insn_mnz_v8qi): ... this ...
	(insn_mnz_v4hi): ... and this.  Replace (const_int 0) with the
	vector equivalent.
	(insn_v<n>mnz): Replaced by ...
	(insn_v1mnz): ... this ...
	(insn_v2mnz): ... and this.  Replace (const_int 0) with the vector
	equivalent.
	(insn_mz_<mode>): Replaced by ...
	(insn_mz_v8qi): ... this ...
	(insn_mz_v4hi): ... and this.  Replace (const_int 0) with the
	vector equivalent.
	(insn_v<n>mz): Replaced by ...
	(insn_v1mz): ... this ...
	(insn_v2mz): ... and this.  Replace (const_int 0) with the vector
	equivalent.

2013-03-26  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/invoke.texi (SPARC options): Remove -mlittle-endian.

2013-03-26  Roland McGrath  <mcgrathr@google.com>

	* config/arm/arm.c (arm_print_operand: case 'w'): Use fputs rather
	than fprintf with a non-constant, non-format string.

2013-03-26  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*cmpqi_ext_1): Merge with *cmpqi_ext_1_rex64
	using nox64 isa attribute.  Use nonimmediate_x86nomem_operand as
	operand 0 predicate.
	(*cmpqi_ext_3): Merge with *cmpqi_ext_3_rex64 using nox64 isa
	attribute.  Use general_x64nomem_operand as operand 1 predicate.
	(*movqi_extv_1): Merge with *movqi_extv_1_rex64 using nox64 isa
	attribute.  Use nonimmediate_x64nomem_operand as operand 0 predicate.
	(*movqi_extzv_2): Merge with *movqi_extzv_2_rex64 using nox64 isa
	attribute.  Use nonimmediate_x64nomem_operand as operand 0 predicate.
	(mov<mode>_insv_1): Remove expander.  Merge insn with
	movsi_insv_1 using SWI48 mode iterator and nox64 isa attribute.
	Use general_x64nomem_operand as operand 1 predicate.
	(addqi_ext_1): Merge with *addqi_ext_1_rex64 using nox64 isa attribute.
	(*testqi_ext_1): Merge with *testqi_ext_1_rex64 using nox64 isa
	attribute.  Use nonimmediate_x64nomem_operand as operand 1 predicate.
	(*andqi_ext_1): Merge with *andqi_ext_1_rex64 using nox64 isa
	attribute.  Use nonimmediate_x64nomem_operand as operand 2 predicate.
	(*<code>qi_ext_1): Merge with *<code>qi_ext_1_rex64 using nox64 isa
	attribute.  Use nonimmediate_x64nomem_operand as operand 1 predicate.
	(*xorqi_cc_ext_1): Merge with *xorqi_cc_ext_1_rex64 using nox64
	isa attribute.  Use general_x64nomem_operand as operand 2 predicate.
	* config/i386/predicates.md (nonimmediate_x64nomem_operand): New.
	(general_x64nomem_operand): Ditto.

2013-03-26  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config/rtems.opt: Add -pthread option.

2013-03-26  Richard Biener  <rguenther@suse.de>

	* alias.c (find_base_term): Avoid redundant and not used recursion.
	(base_alias_check): Get the initial base term from the caller.
	(true_dependence_1): Compute and pass base terms to base_alias_check.
	(write_dependence_p): Likewise.
	(may_alias_p): Likewise.

2013-03-26  Sofiane Naci  <sofiane.naci@arm.com>

	* config/aarch64/aarch64.c (aarch64_classify_address): Support
	PC-relative load in SI modes and above only.

2013-03-26  Xinyu Qi  <xyqi@marvell.com>

	* config/arm/arm.h (FIRST_IWMMXT_GR_REGNUM): Add comment.
	* config/arm/iwmmxt.md (WCGR0): Update.
	(WCGR1, WCGR2, WCGR3): Likewise.

2013-03-26  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdfcc_1): Merge with *movdfcc_1_rex64.
	Use x64 and nox64 isa attributes.

2013-03-26  Richard Biener  <rguenther@suse.de>

	* emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
	alignment computations and rely on get_object_alignment_1
	for the !TYPE_P case.
	Commonize DECL/COMPONENT_REF handling in the ARRAY_REF path.

2013-03-26  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define.
	* config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define.

2013-03-25  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (record_equivalences_from_incoming_edge): Add missing
	check for INTEGRAL_TYPE_P that was missing due to checking in
	wrong version of prior patch.

2013-03-25  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add
	TILEGX_INSN_SHUFFLEBYTES1.
	* config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for
	shufflebytes1.
	(tilegx_builtins): Ditto.
	* config/tilegx/tilegx.md (insn_shufflebytes1): New pattern.

2013-03-25  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.md (floatsisf2): New pattern.
	(floatunssisf2): New pattern.
	(floatsidf2): New pattern.
	(floatunssidf2): New pattern.

2013-03-25  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline
	tests for constraint J, K, N, P.

2013-03-25  Walter Lee  <walt@tilera.com>

	* config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format):
	Use indirect/pcrel encoding.
	* config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format):
	Ditto.

2013-03-25  Steve Ellcey  <sellcey@mips.com>

	* config/mips/mmips-cpus.def (74kc, 74kf2_1, 74kf, 74kf, 74kf1_1,
	74kfx, 74kx, 74kf3_2): Add PTF_AVOID_IMADD.
	* config/mips/mips.c (mips_option_override): Set IMADD default.
	* config/mips/mips.h (PTF_AVOID_IMADD): New.
	(ISA_HAS_MADD_MSUB): Remove MIPS16 check.
	(GENERATE_MADD_MSUB): Remove TUNE_74K check, add MIPS16 check.
	* config/mips/mips.md (mimadd): New flag for integer madd/msub.
	* doc/invoke.texi (-mimadd/-mno-imadd): New.

2013-03-25  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (record_equivalences_from_incoming_edge): Rework
	slightly to avoid creating and folding useless trees.  Simplify
	slightly by restricting to INTEGER_CSTs and using int_fits_type_p.

2013-03-25  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*zero_extendsidi2): Merge with
	*zero_extendsidi2_rex64.  Use x64 and nox64 isa attributes.
	* config/i386/predicates.md (x86_64_zext_operand): Rename from
	x86_64_zext_general_operand.  Use nonimmediate_operand on 32bit
	targets.  Clarify comment.

2013-03-25  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (ipa_write_jump_function): Stream simple and aritmetic
	pass-through jump functions differently.
	(ipa_read_jump_function): Likewise.  Also use setter functions to set
	up jump functions.

2013-03-25  Martin Jambor  <mjambor@suse.cz>

	* ipa-cp.c (ipa_get_indirect_edge_target): Renamed to
	ipa_get_indirect_edge_target_1, added parameter agg_reps and ability to
	process it.
	(ipa_get_indirect_edge_target): New function.
	(devirtualization_time_bonus): New parameter known_aggs, pass it to
	ipa_get_indirect_edge_target.  Update all callers.
	(ipcp_discover_new_direct_edges): New parameter aggvals.  Pass it to
	ipa_get_indirect_edge_target_1 instead of calling
	ipa_get_indirect_edge_target.
	(create_specialized_node): Pass aggvlas to
	ipcp_discover_new_direct_edges.

2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.md (f_sels, f_seld): New types.
	(*cmov<mode>): New pattern.
	* config/arm/predicates.md (arm_vsel_comparison_operator): New
	predicate.

2013-03-25  Kai Tietz  <ktietz@redhat.com>

	* config/i386/xm-mingw32.h (__USE_MINGW_ANSI_STDIO): Enable
	POSIX-printf for mingw-hosted  builds.

2013-03-25  Richard Biener  <rguenther@suse.de>

	PR middle-end/56694
	* tree-eh.c (lower_eh_must_not_throw): Strip BLOCKs from the
	must-not-throw stmt location.

2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_emit_load_exclusive): Add acq parameter.
	Emit load-acquire versions when acq is true.
	(arm_emit_store_exclusive): Add rel parameter.
	Emit store-release versions when rel is true.
	(arm_split_compare_and_swap): Use acquire-release instructions
	instead.
	of barriers when appropriate.
	(arm_split_atomic_op): Likewise.
	* config/arm/arm.h (TARGET_HAVE_LDACQ): New macro.
	* config/arm/unspecs.md (VUNSPEC_LAX): New unspec.
	(VUNSPEC_SLX): Likewise.
	(VUNSPEC_LDA): Likewise.
	(VUNSPEC_STL): Likewise.
	* config/arm/sync.md (atomic_load<mode>): New pattern.
	(atomic_store<mode>): Likewise.
	(arm_load_acquire_exclusive<mode>): Likewise.
	(arm_load_acquire_exclusivesi): Likewise.
	(arm_load_acquire_exclusivedi): Likewise.
	(arm_store_release_exclusive<mode>): Likewise.

2013-03-25  Catherine Moore  <clm@codesourcery.com>

	* config/mips/constraints.md (u, Udb7 Uead, Uean, Uesp, Uib3,
	Uuw6, Usb4, ZS, ZT, ZU, ZV, ZW): New constraints.
	* config/mip/predicates.md (lwsp_swsp_operand,
	lw16_sw16_operand, lhu16_sh16_operand, lbu16_operand,
	sb16_operand, db4_operand, db7_operand, ib3_operand,
	sb4_operand, ub4_operand, uh4_operand, uw4_operand,
	uw5_operand, uw6_operand, addiur2_operand, addiusp_operand,
	andi16_operand): New predicates.
	* config/mips/mips.md (compression): New attribute.
	(enabled): New attribute.
	(length): Consider compression in computing length.
	(shift_compression): New code attribute.
	(*add<mode>3): New operands. Record compression.
	(sub<mode>3): Likewise.
	(one_cmpl<mode>2): Likewise.
	(*and<mode>3): Likewise.
	(*ior<mode>3): Likewise.
	(unnamed pattern for xor): Likewise.
	(*zero_extend<SHORT:mode><GPR:mode>2): Likewise.
	(*<optab><mode>3): Likewise.
	(*mov<mode>_internal: Likewise.
	* config/mips/mips-protos.h (mips_signed_immediate_p): New.
	(mips_unsigned_immediate_p): New.
	(umips_lwsp_swsp_address_p): New.
	(m16_based_address_p): New.
	* config/mips/mips-protos.h (mips_signed_immediate_p): New prototype.
	(mips_unsigned_immediate_p): New prototype.
	(lwsp_swsp_address_p): New prototype.
	(m16_based_address_p): New prototype.
	* config/mips/mips.c (mips_unsigned_immediate_p): New function.
	(mips_signed_immediate_p): New function.
	(m16_based_address_p): New function.
	(lwsp_swsp_address_p): New function.
	(mips_print_operand_punctuation): Recognize short delay slot insns
	for microMIPS.add<mode>3"

2013-03-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/56720
	* config/arm/iterators.md (v_cmp_result): New mode attribute.
	* config/arm/neon.md (vcond<mode><mode>): Handle unordered cases.

2013-03-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56689
	* tree-vrp.c (execute_vrp): Mark loops for fixup if we removed
	any edge.

2013-03-25  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (struct mem_ref): Use bitmap_head instead
	of bitmap.
	(memory_references): Likewise.
	(outermost_indep_loop, mem_ref_alloc, mark_ref_stored,
	gather_mem_refs_stmt, record_dep_loop, ref_indep_loop_p_1,
	ref_indep_loop_p_2, find_refs_for_sm): Adjust.
	(gather_mem_refs_in_loops): Fold into ...
	(analyze_memory_references): ... this.  Move initialization
	to tree_ssa_lim_initialize.
	(fill_always_executed_in): Rename to ...
	(fill_always_executed_in_1): ... this.
	(fill_always_executed_in): Move contains_call computation to
	this new function from ...
	(tree_ssa_lim_initialize): ... here.
	(tree_ssa_lim): Call fill_always_executed_in.

2013-03-25  Eric Botcazou  <ebotcazou@adacore.com>

	* postreload.c (reload_combine): Fix code detecting returns.

2013-03-25  Eric Botcazou  <ebotcazou@adacore.com>

	* function.c (emit_use_return_register_into_block): On cc0 targets,
	do not emit the sequence between cc0 setter and user.

2013-03-25  Kai Tietz  <ktietz@redhat.com>

	* config/i386/predicates.md (local_symbolic_operand): Interpret
	dll-imported symbols as none-local.

2013-03-25  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (struct depend): Remove.
	(struct lim_aux_data): Make depends a vec of gimples.
	(free_lim_aux_data): Adjust.
	(add_dependency): Likewise.
	(set_level): Likewise.

2013-03-25  Richard Biener  <rguenther@suse.de>

	PR middle-end/56434
	* calls.c (expand_call): Use MALLOC_ABI_ALIGNMENT to annotate
	the pointer returned by calls with ECF_MALLOC set.

2013-03-24  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/mmx.md (mov<mode>): Add ?!Ym,r and r,?!Ym alternatives.

2013-03-24  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/mmx.md (mov<mode>): Merge with movv2sf expander
	using MMXMODE mode iterator.
	(*move<mode>_internal): Merge with *movv2sf_internal and
	*movv2sf_internal_rex64 using MMXMODE mode iterator.

2013-03-23  Steven Bosscher  <steven@gcc.gnu.org>

	* gcse.c (oprs_unchanged_p): Respect flag_gcse_lm.
	(record_last_mem_set_info): Likewise.

	* df-core.c (rest_of_handle_df_initialize): Use XCNEWVEC instead
	of XNEWVEC followed by memset.
	(df_worklist_dataflow): Use XNEWVEC instead of xmalloc with a cast.

2013-03-23  Steven Bosscher  <steven@gcc.gnu.org>

	* config/avr/avr.c, config/bfin/bfin.c, config/c6x/c6x.c,
	config/epiphany/epiphany.c, config/frv/frv.c, config/ia64/ia64.c,
	config/iq2000/iq2000.c, config/mcore/mcore.c, config/mep/mep.c,
	config/mmix/mmix.c, config/pa/pa.c, config/rs6000/rs6000.c,
	config/s390/s390.c, config/sparc/sparc.c, config/spu/spu.c,
	config/stormy16/stormy16.c, config/v850/v850.c, config/xtensa/xtensa.c,
	dwarf2out.c, hw-doloop.c, resource.c, rtl.h : Where applicable, use
	the predicates NOTE_P, NONJUMP_INSN_P, JUMP_P, CALL_P, LABEL_P, and
	BARRIER_P instead of GET_CODE.

2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.c (sparc_emit_probe_stack_range): Fix small
	inaccuracy in the probing code.

	* config/sparc/sparc.md (ctrapsi4): Add predicate for operand #3.
	(ctrapdi4): Likewise.

2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>

	* calls.c (expand_call): Add missing guard to code handling return
	of non-BLKmode structures in MSB.
	* function.c (expand_function_end): Likewise.

2013-03-23  Eric Botcazou  <ebotcazou@adacore.com>

	* combine.c (try_combine): Adjust comment.  Do not add the set of
	insn #0 if the destination indirectly is set or dies in insn #2.
	Tidy up code to distribute a new note.

2013-03-22  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdi_internal): Set prefix_rex attribute
	also for alternatives 16 and 17.

2013-03-22  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (*mov<mode>_internal): Merge with
	*mov<mode>_internal_rex64.  Use x64 and nox64 isa attributes.
	Emit insn template depending on type attribute.  Use
	HAVE_AS_IX86_INTERUNIT_MOVQ to handle broken assemblers that require
	movd instead of movq mnemonic for interunit moves.  Rewrite mode
	attribute calculation.  Remove unit attribute calculation.
	Set prefix attribute to maybe_vex for sselog1 and ssemov types.
	Set prefix_data16 attribute for DImode ssemov types.
	Use Ym instead of y for SSE-MMX conversion alternatives.
	Reorder operand constraints.

2013-03-22  Steven Bosscher  <steven@gcc.gnu.org>

	* df.h (df_insn_delete): Adjust prototype.
	* emit-rtl.c (remove_insn): Pass a basic block to df_insn_delete
	and let it decide whether mark the basic block dirty.
	(set_insn_deleted): Only pass INSN_P insns to df_insn_delete.
	* df-scan.c (df_insn_info_delete): New helper function, split
	off from df_insn_delete.
	(df_scan_free_bb_info): Use it.
	(df_insn_rescan, df_insn_rescan_all, df_process_deferred_rescans):
	Likewise.
	(df_insn_delete): Likewise.  Take insn rtx as argument.  Verify
	that the insn is actually an insn and it has a non-NULL basic block.
	Do not mark basic block dirty if only deleting a DEBUG_INSN.

2013-03-22  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (struct mem_ref): Remove indep_ref and
	dep_ref members.
	(mem_ref_alloc): Do not allocate them.
	(refs_independent_p): Do not query or maintain a cache.

2013-03-22  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (memory_references): Drop all_refs_in_loop.
	(gather_mem_refs_in_loops): Do not compute it.
	(analyze_memory_references): Do not allocate it.
	(tree_ssa_lim_finalize): Do not free it.
	(for_all_locs_in_loop): Do not query all_refs_in_loop.

2013-03-22  Richard Biener  <rguenther@suse.de>

	* is-a.h (as_a): Use gcc_checking_assert.

2013-03-22  Ian Bolton  <ian.bolton@arm.com>

	* config/aarch64/aarch64.c (aarch64_print_operand): New
	format specifier for printing a constant in hex.
	* config/aarch64/aarch64.md (insv_imm<mode>): Use the X
	format specifier for printing second operand.

2013-03-22  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (memory_references): Add refs_stored_in_loop
	bitmaps.
	(gather_mem_refs_in_loops): Perform store accumulation here.
	(create_vop_ref_mapping_loop): Remove.
	(create_vop_ref_mapping): Likewise.
	(analyze_memory_references): Initialize refs_stored_in_loop.
	(LOOP_DEP_BIT): New define to map to bits in (in)dep_loop bitmaps.
	(record_indep_loop): Remove.
	(record_dep_loop): New function.
	(ref_indep_loop_p_1): Adjust to only walk over references
	in the loop, not its subloops.
	(ref_indep_loop_p): Rename to ...
	(ref_indep_loop_p_2): ... this and recurse over the loop tree,
	maintaining a more fine-grained cache.
	(ref_indep_loop_p): Wrap ref_indep_loop_p_2.
	(tree_ssa_lim_finalize): Free refs_stored_in_loop.

2013-03-22  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (struct mem_ref_locs): Remove.
	(struct mem_ref): Make accesses_in_loop a vec of a vec of
	aggregate mem_ref_loc.
	(free_mem_ref_locs): Inline into ...
	(memref_free): ... this and adjust.
	(mem_ref_alloc): Adjust.
	(mem_ref_locs_alloc): Remove.
	(record_mem_ref_loc): Adjust.
	(get_all_locs_in_loop): Rewrite into ...
	(for_all_locs_in_loop): ... this iterator.
	(rewrite_mem_ref_loc): New functor.
	(rewrite_mem_refs): Use for_all_locs_in_loop.
	(sm_set_flag_if_changed): New functor.
	(execute_sm_if_changed_flag_set): Use for_all_locs_in_loop.
	(ref_always_accessed): New functor.
	(ref_always_accessed_p): Use for_all_locs_in_loop.

2013-03-21  Marc Glisse  <marc.glisse@inria.fr>

	* tree-pass.h (PROP_gimple_lvec): New.
	* passes.c (dump_properties): Handle PROP_gimple_lvec.
	(init_optimization_passes): Move pass_lower_vector.
	* tree-vect-generic.c (gate_expand_vector_operations_ssa): Test
	PROP_gimple_lvec.
	(pass_lower_vector): Provide PROP_gimple_lvec.
	(pass_lower_vector_ssa): Likewise.
	* cfgexpand.c (pass_expand): Require PROP_gimple_lvec.

2013-03-21  Mark Wielaard  <mjw@redhat.com>

	* dwarf2out.c (size_of_aranges): Skip DECL_IGNORED_P functions.

2013-03-21  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdi_internal): Disparage slightly
	all MMX moves to/from memory.  Use Yi instead of x for SSE-MMX
	conversion alternatives.

2013-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/48087
	* diagnostic.def (DK_WERROR): New kind.
	* diagnostic.h (werrorcount): Define.
	* diagnostic.c (diagnostic_report_diagnostic): For DK_WARNING
	promoted to DK_ERROR, increment DK_WERROR counter instead of
	DK_ERROR counter.
	* toplev.c (toplev_main): Call print_ignored_options even if
	just werrorcount is non-zero.  Exit with FATAL_EXIT_CODE
	even if just werrorcount is non-zero.

	PR debug/55608
	* dwarf2out.c (tree_add_const_value_attribute): Call ggc_free (array)
	on failure.
	(resolve_one_addr): Fail if referenced STRING_CST hasn't been written.
	(string_cst_pool_decl): New function.
	(optimize_one_addr_into_implicit_ptr): New function.
	(resolve_addr_in_expr): Optimize DWARF location expression
	DW_OP_addr DW_OP_stack_value where DW_OP_addr refers to some variable
	which doesn't live in memory, but has DW_AT_location or
	DW_AT_const_value, or refers to a string literal, into
	DW_OP_GNU_implicit_pointer.
	(optimize_location_into_implicit_ptr): New function.
	(resolve_addr): If removing DW_AT_location of a variable because
	it was DW_OP_addr of address of the variable, but the variable doesn't
	live in memory, try to emit const value attribute for the initializer.

2013-03-21  Marc Glisse  <marc.glisse@inria.fr>

	* tree.h (VECTOR_TYPE_P): New macro.
	(VECTOR_INTEGER_TYPE_P, VECTOR_FLOAT_TYPE_P, FLOAT_TYPE_P,
	TYPE_MODE): Use it.
	* fold-const.c (fold_cond_expr_with_comparison): Use build_zero_cst.
	VEC_COND_EXPR cannot be lvalues.
	(fold_ternary_loc) <VEC_COND_EXPR>: Merge with the COND_EXPR case.

2013-03-21  Marc Glisse  <marc.glisse@inria.fr>

	* simplify-rtx.c (simplify_binary_operation_1) <VEC_CONCAT>:
	Restrict the transformation to equal modes.

2013-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/39326
	* tree-ssa-loop-im.c (UNANALYZABLE_MEM_ID): New define.
	(MEM_ANALYZABLE): Adjust.
	(record_mem_ref_loc): Move bitmap ops ...
	(gather_mem_refs_stmt): ... here.  Use the shared mem-ref for
	unanalyzable refs, do not record locations for it.
	(analyze_memory_references): Allocate ref zero as shared
	unanalyzable ref.
	(refs_independent_p): Do not test for unanalyzed mems here.
	(ref_indep_loop_p_1): Special-case disambiguation against
	the unanalyzed ref.
	(ref_indep_loop_p): Assert we are not queried for the unanalyzed mem.

2013-03-21  Christophe Lyon  <christophe.lyon@linaro.org>

	* config/arm/arm-protos.h (tune_params): Add
	prefer_neon_for_64bits field.
	* config/arm/arm.c (prefer_neon_for_64bits): New variable.
	(arm_slowmul_tune): Default prefer_neon_for_64bits to false.
	(arm_fastmul_tune, arm_strongarm_tune, arm_xscale_tune): Ditto.
	(arm_9e_tune, arm_v6t2_tune, arm_cortex_tune): Ditto.
	(arm_cortex_a15_tune, arm_cortex_a5_tune): Ditto.
	(arm_cortex_a9_tune, arm_v6m_tune, arm_fa726te_tune): Ditto.
	(arm_option_override): Handle -mneon-for-64bits new option.
	* config/arm/arm.h (TARGET_PREFER_NEON_64BITS): New macro.
	(prefer_neon_for_64bits): Declare new variable.
	* config/arm/arm.md (arch): Rename neon_onlya8 and neon_nota8 to
	avoid_neon_for_64bits and neon_for_64bits. Remove onlya8 and nota8.
	(arch_enabled): Handle new arch types. Remove support for onlya8
	and nota8.
	(one_cmpldi2): Use new arch names.
	(zero_extend<mode>di2, extend<mode>di2): Ditto.
	* config/arm/arm.opt (mneon-for-64bits): Add option.
	* config/arm/neon.md (adddi3_neon, subdi3_neon, iordi3_neon)
	(anddi3_neon, xordi3_neon, ashldi3_neon, <shift>di3_neon): Use
	neon_for_64bits instead of nota8 and avoid_neon_for_64bits instead
	of onlya8.
	* doc/invoke.texi (-mneon-for-64bits): Document.

2013-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/39326
	* tree-ssa-loop-im.c (bb_loop_postorder): New global static.
	(sort_bbs_in_loop_postorder_cmp): New function.
	(gather_mem_refs_in_loops): Assign mem-ref IDs in loop postorder.

2013-03-21  Richard Biener  <rguenther@suse.de>

	* tree-vect-data-refs.c (vect_update_interleaving_chain): Remove.
	(vect_insert_into_interleaving_chain): Likewise.
	(vect_drs_dependent_in_basic_block): Inline ...
	(vect_slp_analyze_data_ref_dependence): ... here.  New function,
	split out from ...
	(vect_analyze_data_ref_dependence): ... here.  Simplify.
	(vect_check_interleaving): Simplify.
	(vect_analyze_data_ref_dependences): Likewise.  Split out ...
	(vect_slp_analyze_data_ref_dependences): ... this new function.
	(dr_group_sort_cmp): New function.
	(vect_analyze_data_ref_accesses): Compute data-reference groups
	here instead of in vect_analyze_data_ref_dependence.  Use
	a more efficient algorithm.
	* tree-vect-slp.c (vect_slp_analyze_bb_1): Use
	vect_slp_analyze_data_ref_dependences.  Call
	vect_analyze_data_ref_accesses earlier.
	* tree-vect-loop.c (vect_analyze_loop_2): Likewise.
	* tree-vectorizer.h (vect_analyze_data_ref_dependences): Adjust.
	(vect_slp_analyze_data_ref_dependences): New prototype.

2013-03-21  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (can_sm_ref_p): Do not test whether
	ref is stored in the loop.
	(find_refs_for_sm): Walk only over all stores.
	(store_motion_loop): Allocate from lim_bitmap_obstack.
	(store_motion): Likewise.

2013-03-21  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge):
	Update virtual SSA form.

2013-03-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_ld_eh_frame_ciev3): New test.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/sol2.c (solaris_override_options): Only enforce DWARF 2
	if !HAVE_LD_EH_FRAME_CIEV3.

2013-03-21  Richard Biener  <rguenther@suse.de>

	* tree-cfg.c (verify_expr_no_block): New function.
	(verify_expr_location_1): Verify that neither DECL_DEBUG_EXPR
	nor DECL_VALUE_EXPR have locations with associated blocks.
	* tree-ssa-live.c (clear_unused_block_pointer_1): Remove.
	(clear_unused_block_pointer): Remove code dealing with
	blocks in DECL_DEBUG_EXPR locations.

2013-03-21  Richard Biener  <rguenther@suse.de>

	* tree.h (DECL_DEBUG_EXPR_IS_FROM): Rename to ...
	(DECL_HAS_DEBUG_EXPR_P): ... this.  Guard properly.
	* tree.c (copy_node_stat): Do not copy DECL_HAS_DEBUG_EXPR_P.
	* dwarf2out.c (add_var_loc_to_decl): Use DECL_HAS_DEBUG_EXPR_P
	instead of DECL_DEBUG_EXPR_IS_FROM.
	* gimplify.c (gimplify_modify_expr): Likewise.
	* tree-cfg.c (verify_expr_location_1): Likewise.
	* tree-complex.c (create_one_component_var): Likewise.
	* tree-sra.c (create_access_replacement): Likewise.
	* tree-ssa-live.c (clear_unused_block_pointer_1): Likewise.
	(clear_unused_block_pointer): Likewise.
	* tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
	* tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
	* var-tracking.c (var_debug_decl): Likewise.
	(track_expr_p): Likewise.
	* tree-inline.c (add_local_variables): Likewise.  Set
	DECL_HAS_DEBUG_EXPR_P after copying it.
	* tree-diagnostic.c (default_tree_printer): Use DECL_HAS_DEBUG_EXPR_P
	instead of DECL_DEBUG_EXPR_IS_FROM.  Guard properly.

2013-03-21  Uros Bizjak  <ubizjak@gmail.com>

	PR bootstrap/56656
	* configure.ac (HAVE_AS_IX86_INTERUNIT_MOVQ): New test.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/i386/i386.md (*movdf_internal): Use
	HAVE_AS_IX86_INTERUNIT_MOVQ to handle broken assemblers that require
	movd instead of movq mnemonic for interunit moves.
	(*movdi_internal): Ditto.

2013-03-21  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64-simd.md (simd_fabd): New Attribute.
	(abd<mode>_3): New pattern.
	(aba<mode>_3): New pattern.
	(fabd<mode>_3): New pattern.

2013-03-21  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64-elf.h (REGISTER_PREFIX): Remove.
	* config/aarch64/aarch64.c (aarch64_print_operand): Remove all
	occurrence of REGISTER_PREFIX as its empty string.

2013-03-20  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (record_equivalences_from_incoming_edge): Record
	addititional equivalences for equality comparisons between an SSA_NAME
	and a constant where the SSA_NAME was set from a widening conversion.

2013-03-20  Walter Lee  <walt@tilera.com>

	* config/tilegx/sync.md (atomic_test_and_set): New pattern.

2013-03-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movoi_internal_avx): Emit insn template
	depending on type attribute.
	(*movti_internal): Ditto.
	(*movtf_internal): Ditto.
	(*movxf_internal): Ditto.
	(*movdf_internal): Ditto.
	(*movsf_internal): Ditto.

2013-03-20  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movti_internal): Set prefix attribute to
	maybe_vex for sselog1 and ssemov types.
	(*movdi_internal): Reorder operand constraints.
	(*movsi_internal): Ditto.  Set prefix attribute to
	maybe_vex for sselog1 and ssemov types.
	(*movtf_internal): Set prefix attribute to maybe_vex
	for sselog1 and ssemov types.
	(*movdf_internal): Ditto.  Set prefix_data16 attribute for
	DImode ssemov types.  Reorder operand constraints.
	(*movsf_internal): Set type of alternatives 3,4 to imov.  Set prefix
	attribute to maybe_vex for sselog1 and ssemov types.  Set prefix_data16
	attribute for SImode ssemov types.  Reorder operand constraints.

2013-03-20  Martin Jambor  <mjambor@suse.cz>

	* params.def (PARAM_IPA_CP_ARRAY_INDEX_HINT_BONUS): New parameter.
	* ipa-cp.c (hint_time_bonus): Add abonus for known array indices.

2013-03-20  Pat Haugen <pthaugen@us.ibm.com>

	* config/rs6000/predicates.md (indexed_address, update_address_mem
	update_indexed_address_mem): New predicates.
	* config/rs6000/vsx.md (vsx_extract_<mode>_zero): Set correct "type"
	attribute for load/store instructions.
	* config/rs6000/dfp.md (movsd_store): Likewise.
	(movsd_load): Likewise.
	* config/rs6000/rs6000.md (zero_extend<mode>di2_internal1): Likewise.
	(unnamed HI->DI extend define_insn): Likewise.
	(unnamed SI->DI extend define_insn): Likewise.
	(unnamed QI->SI extend define_insn): Likewise.
	(unnamed QI->HI extend define_insn): Likewise.
	(unnamed HI->SI extend define_insn): Likewise.
	(unnamed HI->SI extend define_insn): Likewise.
	(extendsfdf2_fpr): Likewise.
	(movsi_internal1): Likewise.
	(movsi_internal1_single): Likewise.
	(movhi_internal): Likewise.
	(movqi_internal): Likewise.
	(movcc_internal1): Correct mnemonic for stw insn. Set correct "type"
	attribute for load/store instructions.
	(mov<mode>_hardfloat): Set correct "type" attribute for load/store
	instructions.
	(mov<mode>_softfloat): Likewise.
	(mov<mode>_hardfloat32): Likewise.
	(mov<mode>_hardfloat64): Likewise.
	(mov<mode>_softfloat64): Likewise.
	(movdi_internal32): Likewise.
	(movdi_internal64): Likewise.
	(probe_stack_<mode>): Likewise.

2013-03-20  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/vector.md (VEC_R): Add 32-bit integer, binary
	floating point, and decimal floating point to reload iterator.

	* config/rs6000/constraints.md (wl constraint): New constraints to
	return FLOAT_REGS if certain options are used to reduce the number
	of separate patterns that exist in the file.
	(wx constraint): Likewise.
	(wz constraint): Likewise.

	* config/rs6000/rs6000.c (rs6000_debug_reg_global): If
	-mdebug=reg, print wg, wl, wx, and wz constraints.
	(rs6000_init_hard_regno_mode_ok): Initialize new constraints.
	Initialize the reload functions for 64-bit binary/decimal floating
	point types.
	(reg_offset_addressing_ok_p): If we are on a power7 or later, use
	LFIWZX and STFIWX to load/store 32-bit decimal types, and don't
	create the buffer on the stack to overcome not having a 32-bit
	load and store.
	(rs6000_emit_move): Likewise.
	(rs6000_secondary_memory_needed_rtx): Likewise.
	(rs6000_alloc_sdmode_stack_slot): Likewise.
	(rs6000_preferred_reload_class): On VSX, we can create SFmode 0.0f
	via xxlxor, just like DFmode 0.0.

	* config/rs6000/rs6000.h (TARGET_NO_SDMODE_STACK): New macro,
	define as 1 if we are running on a power7 or newer.
	(enum r6000_reg_class_enum): Add new constraints.

	* config/rs6000/dfp.md (movsd): Delete, combine with binary
	floating point moves in rs6000.md.  Combine power6x (mfpgpr) moves
	with other moves by using conditional constraits (wg).  Use LFIWZX
	and STFIWX for loading SDmode on power7.  Use xxlxor to create 0.0f.
	(movsd splitter): Likewise.
	(movsd_hardfloat): Likewise.
	(movsd_softfloat): Likewise.

	* config/rs6000/rs6000.md (FMOVE32): New iterators to combine
	binary and decimal floating point moves.
	(fmove_ok): New attributes to combine binary and decimal floating
	point moves, and to combine power6x (mfpgpr) moves along normal
	floating moves.
	(real_value_to_target): Likewise.
	(f32_lr): Likewise.
	(f32_lm): Likewise.
	(f32_li): Likewise.
	(f32_sr): Likewise.
	(f32_sm): Likewise.
	(f32_si): Likewise.
	(movsf): Combine binary and decimal floating point moves.  Combine
	power6x (mfpgpr) moves with other moves by using conditional
	constraits (wg).  Use LFIWZX and STFIWX for loading SDmode on power7.
	(mov<mode> for SFmode/SDmode); Likewise.
	(SFmode/SDmode splitters): Likewise.
	(movsf_hardfloat): Likewise.
	(mov<mode>_hardfloat for SFmode/SDmode): Likewise.
	(movsf_softfloat): Likewise.
	(mov<mode>_softfloat for SFmode/SDmode): Likewise.

	* doc/md.texi (PowerPC and IBM RS6000 constraints): Document wl,
	wx and wz constraints.

	* config/rs6000/constraints.md (wg constraint): New constraint to
	return FLOAT_REGS if -mmfpgpr (power6x) was used.

	* config/rs6000/rs6000.h (enum r6000_reg_class_enum): Add wg
	constraint.

	* config/rs6000/rs6000.c (rs6000_debug_reg_global): If
	-mdebug=reg, print wg, wl, wx, and wz constraints.
	(rs6000_init_hard_regno_mode_ok): Initialize new constraints.
	Initialize the reload functions for 64-bit binary/decimal floating
	point types.
	(reg_offset_addressing_ok_p): If we are on a power7 or later, use
	LFIWZX and STFIWX to load/store 32-bit decimal types, and don't
	create the buffer on the stack to overcome not having a 32-bit
	load and store.
	(rs6000_emit_move): Likewise.
	(rs6000_secondary_memory_needed_rtx): Likewise.
	(rs6000_alloc_sdmode_stack_slot): Likewise.
	(rs6000_preferred_reload_class): On VSX, we can create SFmode 0.0f
	via xxlxor, just like DFmode 0.0.

	* config/rs6000/dfp.md (movdd): Delete, combine with binary
	floating point moves in rs6000.md.  Combine power6x (mfpgpr) moves
	with other moves by using conditional constraits (wg).  Use LFIWZX
	and STFIWX for loading SDmode on power7.
	(movdd splitters): Likewise.
	(movdd_hardfloat32): Likewise.
	(movdd_softfloat32): Likewise.
	(movdd_hardfloat64_mfpgpr): Likewise.
	(movdd_hardfloat64): Likewise.
	(movdd_softfloat64): Likewise.

	* config/rs6000/rs6000.md (FMOVE64): New iterators to combine
	64-bit binary and decimal floating point moves.
	(FMOVE64X): Likewise.
	(movdf): Combine 64-bit binary and decimal floating point moves.
	Combine power6x (mfpgpr) moves with other moves by using
	conditional constraits (wg).
	(mov<mode> for DFmode/DDmode): Likewise.
	(DFmode/DDmode splitters): Likewise.
	(movdf_hardfloat32): Likewise.
	(mov<mode>_hardfloat32 for DFmode/DDmode): Likewise.
	(movdf_softfloat32): Likewise.
	(movdf_hardfloat64_mfpgpr): Likewise.
	(movdf_hardfloat64): Likewise.
	(mov<mode>_hardfloat64 for DFmode/DDmode): Likewise.
	(movdf_softfloat64): Likewise.
	(mov<mode>_softfloat64 for DFmode/DDmode): Likewise.
	(reload_<mode>_load): Move to later in the file so they aren't in
	the middle of the floating point move insns.
	(reload_<mode>_store): Likewise.

	* doc/md.texi (PowerPC and IBM RS6000 constraints): Document wg
	constraint.

	* config/rs6000/rs6000.c (rs6000_debug_reg_global): Print out wg
	constraint if -mdebug=reg.
	(rs6000_initi_hard_regno_mode_ok): Enable wg constraint if -mfpgpr.
	Enable using dd reload support if needed.

	* config/rs6000/dfp.md (movtd): Delete, combine with 128-bit
	binary and decimal floating point moves in rs6000.md.
	(movtd_internal): Likewise.

	* config/rs6000/rs6000.md (FMOVE128): Combine 128-bit binary and
	decimal floating point moves.
	(movtf): Likewise.
	(movtf_internal): Likewise.
	(mov<mode>_internal, TDmode/TFmode): Likewise.
	(movtf_softfloat): Likewise.
	(mov<mode>_softfloat, TDmode/TFmode): Likewise.

	* config/rs6000/rs6000.md (movdi_mfpgpr): Delete, combine with
	movdi_internal64, using wg constraint for move direct operations.
	(movdi_internal64): Likewise.

	* config/rs6000/rs6000.c (rs6000_debug_reg_global): Print
	MODES_TIEABLE_P for selected modes.  Print the numerical value of
	the various virtual registers. Use GPR/FPR first/last values,
	instead of hard coding the register numbers.  Print which modes
	have reload functions registered.
	(rs6000_option_override_internal): If -mdebug=reg, trace the options
	settings before/after setting cpu, target and subtarget settings.
	(rs6000_secondary_reload_trace): Improve the RTL dump for -mdebug=addr
	and for secondary reload failures in rs6000_secondary_reload_inner.
	(rs6000_secondary_reload_fail): Likewise.
	(rs6000_secondary_reload_inner): Likewise.

	* config/rs6000/rs6000.md (FIRST_GPR_REGNO): Add convenience
	macros for first/last GPR and FPR registers.
	(LAST_GPR_REGNO): Likewise.
	(FIRST_FPR_REGNO): Likewise.
	(LAST_FPR_REGNO): Likewise.

	* config/rs6000/vector.md (mul<mode>3): Use the combined macro
	VECTOR_UNIT_ALTIVEC_OR_VSX_P instead of separate calls to
	VECTOR_UNIT_ALTIVEC_P and VECTOR_UNIT_VSX_P.
	(vcond<mode><mode>): Likewise.
	(vcondu<mode><mode>): Likewise.
	(vector_gtu<mode>): Likewise.
	(vector_gte<mode>): Likewise.
	(xor<mode>3): Don't allow logical operations on TImode in 32-bit
	to prevent the compiler from converting DImode operations to TImode.
	(ior<mode>3): Likewise.
	(and<mode>3): Likewise.
	(one_cmpl<mode>2): Likewise.
	(nor<mode>3): Likewise.
	(andc<mode>3): Likewise.

	* config/rs6000/constraints.md (wt constraint): New constraint
	that returns VSX_REGS if TImode is allowed in VSX registers.

	* config/rs6000/predicates.md (easy_fp_constant): 0.0f is an easy
	constant under VSX.

	* config/rs6000/rs6000-modes.def (PTImode): Define, PTImode is
	similar to TImode, but it is restricted to being in the GPRs.

	* config/rs6000/rs6000.opt (-mvsx-timode): New switch to allow
	TImode to occupy a single VSX register.

	* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Default to
	-mvsx-timode for power7/power8.
	(power7 cpu): Likewise.
	(power8 cpu): Likewise.

	* config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Make
	sure that TFmode/TDmode take up two registers if they are ever
	allowed in the upper VSX registers.
	(rs6000_hard_regno_mode_ok): If -mvsx-timode, allow TImode in VSX
	registers.
	(rs6000_init_hard_regno_mode_ok): Likewise.
	(rs6000_debug_reg_global): Add debugging for PTImode and wt
	constraint.  Print if LRA is turned on.
	(rs6000_option_override_internal): Give an error if -mvsx-timode
	and VSX is not enabled.
	(invalid_e500_subreg): Handle PTImode, restricting it to GPRs.  If
	-mvsx-timode, restrict TImode to reg+reg addressing, and PTImode
	to reg+offset addressing.  Use PTImode when checking offset
	addresses for validity.
	(reg_offset_addressing_ok_p): Likewise.
	(rs6000_legitimate_offset_address_p): Likewise.
	(rs6000_legitimize_address): Likewise.
	(rs6000_legitimize_reload_address): Likewise.
	(rs6000_legitimate_address_p): Likewise.
	(rs6000_eliminate_indexed_memrefs): Likewise.
	(rs6000_emit_move): Likewise.
	(rs6000_secondary_reload): Likewise.
	(rs6000_secondary_reload_inner): Handle PTImode.  Allow 64-bit
	reloads to fpr registers to continue to use reg+offset addressing,
	but 64-bit reloads to altivec registers need reg+reg addressing.
	Drop test for PRE_MODIFY, since VSX loads/stores no longer support
	it.  Treat LO_SUM like a PLUS operation.
	(rs6000_secondary_reload_class): If type is 64-bit, prefer to use
	FLOAT_REGS instead of VSX_RGS to allow use of reg+offset addressing.
	(rs6000_cannot_change_mode_class): Do not allow TImode in VSX
	registers to share a register with a smaller sized type, since VSX
	puts scalars in the upper 64-bits.
	(print_operand): Add support for PTImode.
	(rs6000_register_move_cost): Use VECTOR_MEM_VSX_P instead of
	VECTOR_UNIT_VSX_P to catch types that can be loaded in VSX
	registers, but don't have arithmetic support.
	(rs6000_memory_move_cost): Add test for VSX.
	(rs6000_opt_masks): Add -mvsx-timode.

	* config/rs6000/vsx.md (VSm): Change to use 64-bit aligned moves
	for TImode.
	(VSs): Likewise.
	(VSr): Use wt constraint for TImode.
	(VSv): Drop TImode support.
	(vsx_movti): Delete, replace with versions for 32-bit and 64-bit.
	(vsx_movti_64bit): Likewise.
	(vsx_movti_32bit): Likewise.
	(vec_store_<mode>): Use VSX iterator instead of vector iterator.
	(vsx_and<mode>3): Delete use of '?' constraint on inputs, just put
	one '?' on the appropriate output constraint.  Do not allow TImode
	logical operations on 32-bit systems.
	(vsx_ior<mode>3): Likewise.
	(vsx_xor<mode>3): Likewise.
	(vsx_one_cmpl<mode>2): Likewise.
	(vsx_nor<mode>3): Likewise.
	(vsx_andc<mode>3): Likewise.
	(vsx_concat_<mode>): Likewise.
	(vsx_xxpermdi_<mode>): Fix thinko for non V2DF/V2DI modes.

	* config/rs6000/rs6000.h (MASK_VSX_TIMODE): Map from
	OPTION_MASK_VSX_TIMODE.
	(enum rs6000_reg_class_enum): Add RS6000_CONSTRAINT_wt.
	(STACK_SAVEAREA_MODE): Use PTImode instead of TImode.

	* config/rs6000/rs6000.md (INT mode attribute): Add PTImode.
	(TI2 iterator): New iterator for TImode, PTImode.
	(wd mode attribute): Add values for vector types.
	(movti_string): Replace TI move operations with operations for TImode
	and PTImode.  Add support for TImode being allowed in VSX registers.
	(mov<mode>_string, TImode/PTImode): Likewise.
	(movti_ppc64): Likewise.
	(mov<mode>_ppc64, TImode/PTImode): Likewise.
	(TI mode splitters): Likewise.

	* doc/md.texi (PowerPC and IBM RS6000 constraints): Document wt
	constraint.

2013-03-20  Marc Glisse  <marc.glisse@inria.fr>

	PR tree-optimization/56355
	* fold-const.c (tree_binary_nonnegative_warnv_p) <MULT_EXPR>:
	Also handle integers with undefined overflow.

2013-03-20  Catherine Moore  <clm@codesourcery.com>
	    Maciej W. Rozycki  <macro@codesourcery.com>
	    Tom de Vries  <tom@codesourcery.com>
	    Nathan Sidwell <nathan@codesourcery.com>
	    Iain Sandoe  <iain@codesourcery.com>
	    Nathan Froyd  <froydnj@codesourcery.com>
	    Chao-ying Fu <fu@mips.com>

	* doc/extend.texi: (micromips, nomicromips, nocompression):
	Document new function attributes.
	* doc/invoke.texi (minterlink-compressed, mmicromips,
	m14k, m14ke, m14kec): Document new options.
	(minterlink-mips16): Update documentation.
	* doc/md.texi (ZC, ZD): Document new constraints.
	* configure.ac (gcc_cv_as_micromips): Check if linker
	supports the .set micromips directive.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/mips/mips-tables.opt: Regenerate.
	* config/mips/micromips.md: New file.
	* constraints.md (ZC, ZD): New constraints.
	* config/mips/predicates.md (movep_src_register): New predicate.
	(movep_src_operand): New predicate.
	(non_volatile_mem_operand): New predicate.
	* config/mips/mips.md (multimem): New type.
	(length): Differentiate between 17-bit and 18-bit branch offsets.
	(MOVEP1, MOVEP2): New mode iterator.
	(mov_<load>l): Use ZC constraint.
	(mov_<load>r): Likewise.
	(mov_<store>l): Likewise.
	(mov_<store>r): Likewise.
	(*branch_equality<mode>_inverted): Add microMIPS support.
	(*branch_equality<mode>): Likewise.
	(*jump_absolute): Likewise.
	(indirect_jump_<mode>): Likewise.
	(tablejump_<mode>): Likewise.
	(<optab>_internal): Likewise.
	(sibcall_internal): Likewise.
	(sibcall_value_internal): Likewise.
	(prefetch): Use constraint ZD.
	* config/mips/mips.opt (minterlink-compressed): New option.
	(minterlink-mips16): Now an alias for minterlink-compressed.
	(mmicromips): New option.
	* config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
	(compare_and_swap_12): Likewise.
	(sync_add<mode>): Likewise.
	(sync_<optab>_12): Likewise.
	(sync_old_<optab>_12): Likewise.
	(sync_new_<optab>_12): Likewise.
	(sync_nand_12): Likewise.
	(sync_old_nand_12): Likewise.
	(sync_new_nand_12): Likewise.
	(sync_sub<mode>): Likewise.
	(sync_old_add<mode>): Likewise.
	(sync_old_sub<mode>): Likewise.
	(sync_new_add<mode>): Likewise.
	(sync_new_sub<mode>): Likewise.
	(sync_<optab><mode>): Likewise.
	(sync_old_<optab><mode>): Likewise.
	(sync_new_<optab><mode>): Likewise.
	(sync_nand<mode>): Likewise.
	(sync_old_nand<mode>): Likewise.
	(sync_new_nand<mode>): Likewise.
	(sync_lock_test_and_set<mode>): Likewise.
	(test_and_set_12): Likewise.
	(atomic_compare_and_swap<mode>): Likewise.
	(atomic_exchange<mode>_llsc): Likewise.
	(atomic_fetch_add<mode>_llsc): Likewise.
	* config/mips/mips-cpus.def (m14kc, m14k): New processors.
	* config/mips/mips-protos.h (umips_output_save_restore): New prototype.
	(umips_save_restore_pattern_p): Likewise.
	(umips_load_store_pair_p): Likewise.
	(umips_output_load_store_pair): Likewise.
	(umips_movep_target_p): Likewise.
	(umips_12bit_offset_address_p): Likewise.
	* config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this. Update all uses.
	(mips_attribute_table): Add micromips, nomicromips and nocompression.
	(mips_mips16_decl_p): Delete.
	(mips_nomips16_decl_p): Delete.
	(mips_get_compress_on_flags): New function.
	(mips_get_compress_off_flags): New function.
	(mips_get_compress_mode): New function.
	(mips_get_compress_on_name): New function.
	(mips_get_compress_off_name): New function.
	(mips_insert_attributes): Support multiple compression types.
	(mips_merge_decl_attributes): Likewise.
	(umips_12bit_offset_address_p): New function.
	(mips_start_function_definition): Emit .set micromips directive.
	(mips_call_may_need_jalx_p): New function.
	(mips_function_ok_for_sibcall): Add microMIPS support.
	(mips_print_operand_punctuation): Support short delay slots and
	compact jumps.
	(umips_swm_mask, umips_swm_encoding): New.
	(umips_build_save_restore): New function.
	(mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
	(was_mips16_p): Remove.
	(old_compression_mode): New.
	(mips_set_compression_mode): New function.
	(mips_set_current_function): Add microMIPS support.
	(mips_option_override): Likewise.
	(umips_save_restore_pattern_p): New function.
	(umips_output_save_restore): New function.
	(umips_load_store_pair_p_1): New function.
	(umips_load_store_pair_p): New function.
	(umips_output_load_store_pair_1): New function.
	(umips_output_load_store_pair): New function.
	(umips_movep_target_p) New function.
	(mips_prepare_pch_save): Add microMIPS support.
	* config/mips/mips.h (TARGET_COMPRESSION): New.
	(TARGET_CPU_CPP_BUILTINS): Update macro
	to use new compression flags and to support microMIPS.
	(MIPS_ISA_LEVEL_SPEC): Add m14k processors.
	(MIPS_ARCH_FLOAT_SPEC): Likewise.
	(ISA_HAS_LWXS): Include TARGET_MICROMIPS.
	(ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
	(ASM_SPEC): Support mmicromips and mno-micromips.
	(M16STORE_REG_P): New macro.
	(MIPS_CALL): Support TARGET_MICROMIPS.
	(MICROMIPS_J): New macro.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this.
	(UMIPS_12BIT_OFFSET_P): New macro.
	* config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
	(MULTILIB_DIRNAMES): Likewise.
2013-03-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56661
	* tree-ssa-sccvn.c (visit_use): Only value-number calls if
	the result does not have to be distinct.

2013-03-20  Richard Biener  <rguenther@suse.de>

	* tree-inline.c (copy_tree_body_r): Sync MEM_REF code with
	remap_gimple_op_r.

2013-03-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Steven Bosscher <steven@gcc.gnu.org>

	PR rtl-optimization/56605
	* loop-iv.c (implies_p): Handle equal RTXs and subregs.

2013-03-20  Uros Bizjak  <ubizjak@gmail.com>

	PR bootstrap/56656
	* config/i386/i386.md (*movdi_internal): Handle broken assemblers
	that require movd instead of movq.

2013-03-20  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (struct variable_info): Add pointer
	to the first field of an aggregate with sub-vars.  Make
	this and the pointer to the next subfield its ID.
	(vi_next): New function.
	(nothing_id, anything_id, readonly_id, escaped_id, nonlocal_id,
	storedanything_id, integer_id): Increment by one.
	(new_var_info, get_call_vi, lookup_call_clobber_vi,
	get_call_clobber_vi): Adjust.
	(solution_set_expand): Simplify and speedup.
	(solution_set_add): Inline into ...
	(set_union_with_increment): ... this.  Adjust accordingly.
	(do_sd_constraint): Likewise.
	(do_ds_constraint): Likewise.
	(do_complex_constraint): Simplify.
	(build_pred_graph): Adjust.
	(solve_graph): Likewise.  Simplify and speedup.
	(get_constraint_for_ssa_var, get_constraint_for_ptr_offset,
	get_constraint_for_component_ref, get_constraint_for_1,
	first_vi_for_offset, first_or_preceding_vi_for_offset,
	create_function_info_for, create_variable_info_for_1,
	create_variable_info_for, intra_create_variable_infos): Adjust.
	(init_base_vars): Push NULL for ID zero.
	(compute_points_to_sets): Adjust.

2013-03-20  Richard Biener  <rguenther@suse.de>

	* cfgloop.c (verify_loop_structure): Streamline and avoid
	ICEing on corrupt loop tree.
	* graph.c (draw_cfg_nodes_for_loop): Avoid ICEing on corrupt
	loop tree.

2013-03-20  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Do not
	check whether an SSA update is needed.

2013-03-20  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/constraints.md (T): Rename to...
	(Yf): ...this.
	(U): Rename to...
	(Yd): ...this.
	* config/mips/mips.md (*movdi_64bit, *movdi_64bit_mips16)
	(*mov<mode>_internal, *mov<mode>_mips16): Update accordingly.

2013-03-19  Ian Bolton  <ian.bolton@arm.com>

	* config/aarch64/aarch64.md (*sub<mode>3_carryin): New pattern.
	(*subsi3_carryin_uxtw): Likewise.

2013-03-19  Ian Bolton  <ian.bolton@arm.com>

	* config/aarch64/aarch64.md (*ror<mode>3_insn): New pattern.
	(*rorsi3_insn_uxtw): Likewise.

2013-03-19  Ian Bolton  <ian.bolton@arm.com>

	* config/aarch64/aarch64.md (*extr<mode>5_insn): New pattern.
	(*extrsi5_insn_uxtw): Likewise.

2013-03-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56273
	* passes.c (init_optimization_passes): Move second VRP after DOM.

2013-03-19  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movti_internal): Merge from
	*movti_internal_rex64 and *movti_internal_sse.  Use x64 isa attribute.
	(*movdi_internal): Merge with *movdi_internal_rex64.  Use x64 and
	nox64 isa attributes.

2013-03-18  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (find): Use gcc_checking_assert.
	(unite): Likewise.
	(merge_node_constraints): Likewise.
	(build_succ_graph): Likewise.
	(valid_graph_edge): Inline into single caller.
	(unify_nodes): Likewise.  Use bitmap_set_bit return value
	and cache varinfo.
	(scc_visit): Fix formatting and variable use.
	(do_sd_constraint): Use gcc_checking_assert.
	(do_ds_constraint): Likewise.
	(do_complex_constraint): Likewise.
	(condense_visit): Likewise.  Cleanup.
	(dump_pred_graph): New function.
	(perform_var_substitution): Dump the pred-graph before
	variable substitution.
	(find_equivalent_node): Use gcc_checking_assert.
	(rewrite_constraints): Guard checking loop with ENABLE_CHECKING.

2013-03-18  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
	Remove cond_expr_stmt_list argument and do not gimplify the
	built expression.
	(vect_loop_versioning): Adjust.
	* tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
	Cleanup to use less temporaries.
	(vect_create_data_ref_ptr): Cleanup.

2013-03-18  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56635
	* fold-const.c (operand_equal_p): For MEM_REF and TARGET_MEM_REF,
	require types_compatible_p types.

2013-03-18  Nick Clifton  <nickc@redhat.com>

	* config/stormy16/stormy16.c (xstormy16_expand_prologue): Remove
	spurious backslash.

	* config/mn10300/mn10300.c (mn10300_get_live_callee_saved_regs):
	Add missing line to comment describing function.

2013-03-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56210
	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
	Handle string / character search functions.
	* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Likewise.

2013-03-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/56483
	* cfgexpand.c (expand_gimple_cond): Inline gimple_cond_single_var_p
	and implement properly.
	* gimple.h (gimple_cond_single_var_p): Remove.

2013-03-18  Richard Biener  <rguenther@suse.de>

	* tree-data-ref.h (find_data_references_in_loop): Declare.
	* tree-data-ref.c (get_references_in_stmt): Use a stack
	vector pre-allocated in the callers.
	(find_data_references_in_stmt): Adjust.
	(graphite_find_data_references_in_stmt): Likewise.
	(create_rdg_vertices): Likewise.
	(find_data_references_in_loop): Export.
	* tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
	Compute dependences here...
	(vect_analyze_data_refs): ...not here.  When we encounter
	a non-vectorizable data reference in basic-block vectorization
	truncate the data reference vector.  Do not bother to
	fixup data-dependence information for gather loads.
	* tree-vect-slp.c (vect_slp_analyze_bb_1): Check the number
	of data references, as reported.

2013-03-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/3713
	* tree-ssa-sccvn.c (visit_copy): Simplify.  Always propagate
	has_constants and expr.
	(stmt_has_constants): Properly valueize SSA names when deciding
	whether the stmt has constants.

2013-03-18  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-manip.c (find_uses_to_rename): Do not scan the
	whole function when there is nothing to do.
	* tree-ssa-loop.c (pass_vectorize): Remove TODO_update_ssa.
	* tree-vectorizer.c (vectorize_loops): Update virtual and
	loop-closed SSA once.
	* tree-vect-loop.c (vect_transform_loop): Do not update SSA here.

2013-03-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/56113
	* domwalk.c (bb_postorder): New global static.
	(cmp_bb_postorder): New function.
	(walk_dominator_tree): Replace scheme imposing an order for
	visiting dominator sons by one sorting them at the time they
	are pushed on the stack.

2013-03-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/39326
	* tree-ssa-loop-im.c (refs_independent_p): Exploit symmetry.
	(struct mem_ref): Replace mem member with ao_ref typed member.
	(MEM_ANALYZABLE): Adjust.
	(memref_eq): Likewise.
	(mem_ref_alloc): Likewise.
	(gather_mem_refs_stmt): Likewise.
	(mem_refs_may_alias_p): Use the ao_ref to query the alias oracle.
	(execute_sm_if_changed_flag_set): Adjust.
	(execute_sm): Likewise.
	(ref_always_accessed_p): Likewise.
	(refs_independent_p): Likewise.
	(can_sm_ref_p): Likewise.

2013-03-18  Jakub Jelinek  <jakub@redhat.com>

	PR c/56566
	* tree.c (tree_int_cst_min_precision): For integer_zerop (value)
	return 1 even for !unsignedp.

2013-03-17  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (isa): Add x64 and nox64.
	(enabled): Define x64 for TARGET_64BIT and nox64 for !TARGET_64BIT.
	(*pushtf): Enable *roF alternative for x64 isa only.
	(*pushxf): Merge with *pushxf_nointeger.  Use Yx*r constraint. Set
	mode attribute of integer alternatives to DImode for TARGET_64BIT.
	(*pushdf): Merge with *pushdf_rex64.  Use x64 and nox64 isa attributes.
	(*movtf_internal): Merge from *movtf_internal_rex64 and
	*movtf_internal_sse.  Use x64 and nox64 isa attributes.
	(*movxf_internal): Merge with *movxf_internal_rex64.  Use x64 and
	nox64 isa attributes.
	(*movdf_internal): Merge with *movdf_internal_rex64.  Use x64 and
	nox64 isa attributes.
	* config/i386/constraints.md (Yd): Do not set for TARGET_64BIT.

2013-03-17  Uros Bizjak  <ubizjak@gmail.com>

	* config/alpha/alpha.c (TARGET_LRA_P): New define.

2013-03-17  Jakub Jelinek  <jakub@redhat.com>

	PR target/56640
	* config/arm/arm.h (REG_CLASS_NAMES): Add "SFP_REG" and "AFP_REG"
	class names.  Remove trailing comma after "ALL_REGS".

2013-03-16  Jan Hubicka  <jh@suse.cz>

	* cgraph.h (cgraph_get_create_real_symbol_node): Declare.
	* cgraph.c (cgraph_get_create_real_symbol_node): New function.
	* cgrpahbuild.c: Use cgraph_get_create_real_symbol_node instead
	of cgraph_get_create_node.
	* ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.

2013-03-16  Jason Merrill  <jason@redhat.com>

	PR debug/49090
	* dwarf2out.c (gen_generic_params_dies): Indicate default arguments
	with DW_AT_default_value.

2013-03-16  Jakub Jelinek  <jakub@redhat.com>

	* BASE-VER: Set to 4.9.0.

2013-03-14  Andi Kleen  <ak@linux.intel.com>

	PR target/56619
	* doc/extend.texi: Document __ATOMIC_HLE_ACQUIRE,
	__ATOMIC_HLE_RELEASE. Document __builtin_ia32 TSX intrincs.
	Document _x* TSX intrinsics.

2013-03-14  Edgar E. Iglesias  <edgar.iglesias@xilinx.com>
	    David Holsgrove  <david.holsgrove@xilinx.com>

	* configure.ac: Add MicroBlaze TLS support detection.
	* configure: Regenerate.
	* config/microblaze/microblaze-protos.h
	(microblaze_cannot_force_const_mem, microblaze_tls_referenced_p,
	symbol_mentioned_p, label_mentioned_p): Add prototypes.
	* config/microblaze/microblaze.c (microblaze_address_type): Add
	ADDRESS_TLS and tls_reloc address types.
	(microblaze_address_info): Add tls_reloc.
	(TARGET_HAVE_TLS): Define.
	(get_tls_get_addr, microblaze_tls_symbol_p, microblaze_tls_operand_p_1,
	 microblaze_tls_referenced_p, microblaze_cannot_force_const_mem,
	 symbol_mentioned_p, label_mentioned_p, tls_mentioned_p,
	load_tls_operand,  microblaze_call_tls_get_addr,
	microblaze_legitimize_tls_address): New functions.
	(microblaze_classify_unspec): Handle UNSPEC_TLS.
	(get_base_reg): Use microblaze_tls_symbol_p.
	(microblaze_classify_address): Handle TLS.
	(microblaze_legitimate_pic_operand): Use symbol_mentioned_p,
	label_mentioned_p and microblaze_tls_referenced_p.
	(microblaze_legitimize_address): Handle TLS.
	(microblaze_address_insns): Handle ADDRESS_TLS.
	(pic_address_needs_scratch): Handle TLS.
	(print_operand_address): Handle TLS.
	(microblaze_expand_prologue): Check TLS_NEEDS_GOT.
	(microblaze_expand_move): Handle TLS.
	(microblaze_legitimate_constant_p): Check
	microblaze_cannot_force_const_mem and microblaze_tls_symbol_p.
	(TARGET_CANNOT_FORCE_CONST_MEM): Define.
	* config/microblaze/microblaze.h (TLS_NEEDS_GOT): Define
	(PIC_OFFSET_TABLE_REGNUM): Set.
	* config/microblaze/linux.h (TLS_NEEDS_GOT): Define.
	* config/microblaze/microblaze.md (UNSPEC_TLS): Define.
	(addsi3, movsi_internal2, movdf_internal): Update constraints
	* config/microblaze/predicates.md (arith_plus_operand): Define
	(move_operand): Redefine as move_src_operand,
	check microblaze_tls_referenced_p.

2013-03-14  Ian Bolton  <ian.bolton@arm.com>

	* config/aarch64/aarch64.md: (*and<mode>3nr_compare0): Use CC_NZ.
	(*and_<SHIFT:optab><mode>3nr_compare0): Likewise.

2013-03-14  Ian Bolton  <ian.bolton@arm.com>

	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Return correct
	CC mode for AND.

2013-03-14  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/53265
	* common.opt (Waggressive-loop-optimizations): New option.
	* tree-ssa-loop-niter.c: Include tree-pass.h.
	(do_warn_aggressive_loop_optimizations): New function.
	(record_estimate): Call it.  Don't add !is_exit bounds to loop->bounds
	if number_of_latch_executions returned constant.
	(estimate_numbers_of_iterations_loop): Call number_of_latch_executions
	early.  If number_of_latch_executions returned constant, set
	nb_iterations_upper_bound back to it.
	* cfgloop.h (struct loop): Add warned_aggressive_loop_optimizations
	field.
	* Makefile.in (tree-ssa-loop-niter.o): Depend on $(TREE_PASS_H).
	* doc/invoke.texi (-Wno-aggressive-loop-optimizations): Document.

	* config/aarch64/t-aarch64-linux (MULTARCH_DIRNAME): Remove.
	(MULTILIB_OSDIRNAMES): Set.
	* genmultilib: If defaultosdirname doesn't start with :: , set
	defaultosdirname2 instead, clear it and emit two . multilib_raw
	entries instead of just one.

2013-03-14  Kaz Kojima  <kkojima@gcc.gnu.org>

	* config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE.
	(SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default.
	* config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE.
	(SUBTARGET_OVERRIDE_OPTIONS): New.

2013-03-13  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/49880
	* config/sh/sh.opt (FPU_SINGLE_ONLY): New mask.
	(musermode): Convert to Var(TARGET_USERMODE).
	* config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY,
	MASK_ARCH): Add MASK_FPU_SINGLE_ONLY.
	* config/sh/sh.c (sh_option_override): Use
	TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case.
	* config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4
	condition.
	(udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of
	TARGET_SH4.
	(udivsi3_i4_single, divsi3_i4_single): Use
	TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4.

2013-03-13  Dave Korn  <dave.korn.cygwin@....>

	* config/i386/cygwin.h (SHARED_LIBGCC_SPEC): Make shared libgcc the
	default setting.

2013-03-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56608
	* tree-vect-slp.c (vect_schedule_slp): Do not remove scalar
	calls when vectorizing basic-blocks.

2013-03-13  Jakub Jelinek  <jakub@redhat.com>

	PR plugins/45078
	* config.gcc: On arm, mips, sh and sparc add vxworks-dummy.h to
	tm_file.

2013-03-12  Jakub Jelinek  <jakub@redhat.com>

	* doc/invoke.texi (-Waddr-space-convert): Move into the table earlier.

2013-03-11  Jan Hubicka  <jh@suse.cz>

	PR lto/56557
	* lto-streamer-out.c (output_symbol_p): Skip references from
	constructors of external variables.

2013-03-11  Jan Hubicka  <jh@suse.cz>

	PR middle-end/56571
	* valtrack.c (cleanup_auto_inc_dec): Unshare clobbers originating
	from pseudos.
	* emit-rtl.c (verify_rtx_sharing): Likewise.
	(copy_insn_1): Likewise.
	* rtl.c (copy_rtx): Likewise.

2013-03-11  Georg-Johann Lay  <avr@gjlay.de>

	PR target/56591
	* config/avr/avr.c (avr_print_operand): Add space after '%c' in
	output_operand_lossage message.

2013-03-11  Richard Earnshaw  <rearnsha@arm.com>

	PR target/56470
	* arm.c (shift_op): Validate RTL pattern on the fly.
	(arm_print_operand, case 'S'): Don't use shift_operator to validate
	the RTL.

2013-03-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/56347
	* config/pa/pa.md (call_value): Check for calls to powf and direct to
	new call patterns that clobber %fr12.
	(call_val_powf, call_val_powf_pic, call_val_powf_64bit): New insn,
	split and postreload patterns.
	* config/pa/pa.c (pa_conditional_register_usage): Revert marking
	registers %fr12 and %fr12R as call used.

2013-03-09  Steven Bosscher  <steven@gcc.gnu.org>

	* dse.c (delete_dead_store_insn): Respect TDF_DETAILS.
	(canon_address, record_store, replace_read, check_mem_read_rtx,
	scan_insn, dse_step1, dse_step2_init, dse_step2_spill,
	dse_step4, dse_step5_nospill, dse_step5_spill, dse_step6,
	rest_of_handle_dse): Likewise.

2013-03-09  Richard Sandiford  <rdsandiford@googlemail.com>

	PR middle-end/56524
	* tree.h (tree_optimization_option): Rename target_optabs to optabs.
	Add base_optabs.
	(TREE_OPTIMIZATION_OPTABS): Update after previous field change.
	(TREE_OPTIMIZATION_BASE_OPTABS): New macro.
	(save_optabs_if_changed): Replace with...
	(init_tree_optimization_optabs): ...this.
	* optabs.c (save_optabs_if_changed): Rename to...
	(init_tree_optimization_optabs): ...this.  Take the optimization node
	as argument.  Do nothing if the base optabs are already correct.
	Reuse the existing TREE_OPTIMIZATION_OPTABS memory if we need
	to recompute optabs.
	* function.h (function): Remove optabs field.
	* function.c (invoke_set_current_function_hook): Call
	init_tree_optimization_optabs.  Use the result to initialize
	this_fn_optabs.

2013-02-27  Aldy Hernandez  <aldyh@redhat.com>

	* trans-mem.c (expand_transaction): Do not set PR_INSTRUMENTEDCODE
	if GTMA_HAS_NO_INSTRUMENTATION.
	(generate_tm_state): Keep GTMA_HAS_NO_INSTRUMENTATION bit.
	(ipa_tm_transform_transaction): Set GTMA_HAS_NO_INSTRUMENTATION.
	* gimple.h (GTMA_HAS_NO_INSTRUMENTATION): Define.
	* gimple-pretty-print.c (dump_gimple_transaction): Handle
	GTMA_HAS_NO_INSTRUMENTATION.

2013-03-08  Jakub Jelinek  <jakub@redhat.com>

	* config/gnu-user.h (LIBTSAN_EARLY_SPEC): Don't link against
	libasan_preinit.o.

2013-03-08  Marek Polacek  <polacek@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56478
	* predict.c (is_comparison_with_loop_invariant_p): Change the
	type of loop_step to tree.
	(predict_loops): Adjust.
	(predict_iv_comparison): Perform the computations on double_ints.

2013-03-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56570
	* tree-cfg.c (verify_expr_location_1): Verify locations for
	DECL_DEBUG_EXPR.
	* tree-sra.c (create_access_replacement): Strip locations
	from DECL_DEBUG_EXPRs.

2013-03-08  Richard Biener  <rguenther@suse.de>

	* tree-inline.c (expand_call_inline): Do not associate
	a BLOCK with the location in BLOCK_SOURCE_LOCATION.
	* tree-cfg.c (verify_location): Verify BLOCK_SOURCE_LOCATION.

2013-03-08  Richard Biener  <rguenther@suse.de>

	* tree-ssa-ter.c (is_replaceable_p): Do not TER across location
	or block changes with -Og.  Fix for location / block encoding
	changes and PHI arguments with locations.

2013-03-07  Steven Bosscher  <steven@gcc.gnu.org>

	* bitmap.c (struct bitmap_descriptor_d): Use unsigned HOST_WIDEST_INT
	for all counters.
	(struct output_info): Likewise.
	(register_overhead): Remove bad gcc_assert.
	(bitmap_find_bit): If there is only a single bitmap element, do not
	count a miss as a search.
	(print_statistics): Update for counter type changes.
	(dump_bitmap_statistics): Likewise.  Print headers such that they
	are properly lined up with the printed counters.

2013-03-07  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56559
	* tree-ssa-reassoc.c (zero_one_operation): When looking at rhs2,
	check that it has only a single use.

2013-03-07  Richard Biener  <rguenther@suse.de>

	* doc/invoke.texi (fwhole-program): Discourage use in combination
	with -flto.

2013-03-06  Jakub Jelinek  <jakub@redhat.com>

	* config/arm/t-arm (TM_H, OPTIONS_H_EXTRA): Add arm-cores.def.

	PR tree-optimization/56539
	* tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT
	instead of GSI_CONTINUE_LINKING as last argument to
	force_gimple_operand_gsi.  Adjust function comment.

	* config/aarch64/t-aarch64 (TM_H, OPTIONS_H_EXTRA): Add
	aarch64-cores.def.

	PR middle-end/56548
	* expr.c (expand_cond_expr_using_cmove): When expanding cmove in
	promoted mode, convert the result back to the original mode.

2013-03-06  Richard Biener  <rguenther@suse.de>

	PR middle-end/56294
	* tree-into-ssa.c (insert_phi_nodes_for): Add dumping.
	(insert_updated_phi_nodes_compare_uids): New function.
	(update_ssa): Sort symbols_to_rename after UID before
	traversing it to insert PHI nodes.

2013-03-06  Richard Biener  <rguenther@suse.de>

	PR middle-end/50494
	* tree-vect-data-refs.c (vect_can_force_dr_alignment_p):
	Do not adjust alignment of DECL_IN_CONSTANT_POOL decls.

	Revert
	2013-02-13  Richard Biener  <rguenther@suse.de>

	PR lto/50494
	* varasm.c (output_constant_def_1): Get the decl representing
	the constant as argument.
	(output_constant_def): Wrap output_constant_def_1.
	(make_decl_rtl): Use output_constant_def_1 with the decl
	representing the constant.
	(build_constant_desc): Optionally re-use a decl already
	representing the constant.
	(tree_output_constant_def): Adjust.

2013-03-06  Joey Ye  <joey.ye@arm.com>

	PR lto/50293
	* gcc.c (convert_white_space): New function.
	(main): Handles white space in function name.

2013-03-06  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/56529
	* config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
	instead of TARGET_SH2 for call-table case.  Do not set sh_div_strategy
	to SH_DIV_CALL_TABLE for TARGET_SH2.
	* config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
	list.
	* doc/invoke.texi (SH options): Document mdiv= call-div1, call-fp,
	call-table options.

2013-03-05  Sterling Augustine  <saugustine@google.com>
	    Cary Coutant  <ccoutant@google.com>

	PR debug/55364
	* dwarf2out.c (resolve_addr): Don't call
	remove_loc_list_addr_table_entries a second time for the same
	expression.

2013-03-05  Jakub Jelinek  <jakub@redhat.com>

	PR debug/56510
	* cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming.
	(avoid_complex_debug_insns): New function.
	(expand_debug_locations): Call it.

	PR rtl-optimization/56484
	* ifcvt.c (noce_process_if_block): If else_bb is NULL, avoid extending
	lifetimes of hard registers on small register class machines.

2013-03-05  David Holsgrove  <david.holsgrove@xilinx.com>

	* config/microblaze/microblaze-protos.h: Rename
	microblaze_is_interrupt_handler to microblaze_is_interrupt_variant.
	* config/microblaze/microblaze.c (microblaze_attribute_table): Add
	fast_interrupt.
	(microblaze_fast_interrupt_function_p): New function.
	(microblaze_is_interrupt_handler): Rename to
	microblaze_is_interrupt_variant and add fast_interrupt check.
	(microblaze_must_save_register): Use microblaze_is_interrupt_variant.
	(save_restore_insns): Likewise.
	(compute_frame_size): Likewise.
	(microblaze_function_prologue): Add FAST_INTERRUPT_NAME.
	(microblaze_globalize_label): Likewise.
	* config/microblaze/microblaze.h: Define FAST_INTERRUPT_NAME.
	* config/microblaze/microblaze.md: Use wrapper
	microblaze_is_interrupt_variant.

2013-03-05  Kai Tietz  <ktietz@redhat.com>

	* sdbout.c (sdbout_one_type): Switch to current function's section
	supporting cold/hot.

2013-03-05  David Holsgrove  <david.holsgrove@xilinx.com>

	* doc/invoke.texi (MicroBlaze): Add -mbig-endian, -mlittle-endian,
	-mxl-reorder.

2013-03-05  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56461
	* ggc-common.c (gt_pch_save): For ENABLE_VALGRIND_CHECKING,
	if VALGRIND_GET_VBITS is defined, temporarily make object
	memory all defined, and restore previous valgrind addressability
	and definability afterwards.  Free this_object at the end.

	PR middle-end/56461
	* lra.c (lra): Call lra_clear_live_ranges if live_p,
	right before calling lra_create_live_ranges, also call it
	when clearing live_p.  Only call lra_clear_live_ranges
	at the end if live_p.

	PR middle-end/56461
	* sched-deps.c (delete_dep_node): Free DEP_REPLACE.

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

	PR tree-optimization/56521
	* tree-ssa-sccvn.c (set_value_id_for_result): Always initialize
	value-id.

2013-03-05  Steven Bosscher  <steven@gcc.gnu.org>

	PR c++/55135
	* except.h (remove_unreachable_eh_regions): New prototype.
	* except.c (remove_eh_handler_splicer): New function, split out
	of remove_eh_handler.
	(remove_eh_handler): Use remove_eh_handler_splicer.  Add comment
	warning about running it on many EH regions one at a time.
	(remove_unreachable_eh_regions_worker): New function, walk the
	EH tree in depth-first order and remove non-marked regions.
	(remove_unreachable_eh_regions): New function.
	* tree-eh.c (mark_reachable_handlers): New function, split out
	from remove_unreachable_handlers.
	(remove_unreachable_handlers): Use mark_reachable_handlers and
	remove_unreachable_eh_regions.
	(remove_unreachable_handlers_no_lp): Use mark_reachable_handlers
	and remove_unreachable_eh_regions.

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

	PR middle-end/56525
	* loop-init.c (fix_loop_structure): Remove loops in two stages,
	not freeing them until the end.

2013-03-05  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.h: Define DWARF2_ASM_LINE_DEBUG_INFO.

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

	PR tree-optimization/56270
	* tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts
	of loads after scheduling an SLP instance.

2013-03-05  Jakub Jelinek  <jakub@redhat.com>

	* Makefile.in (dg_target_exps): Add aarch64.exp, epiphany.exp and
	tic6x.exp.
	(check_gcc_parallelize): Run guality.exp as a separate job from
	vect.exp with unsorted.exp and $(dg_target_exps) separately from
	struct-layout-1.exp with stackalign.exp.

	* alias.c (init_alias_analysis): Clear reg_known_equiv_p bitmap.

	PR middle-end/56461
	* tree-vect-slp.c (vect_supported_load_permutation_p): Free
	load_index sbitmap even if some bit in it isn't set.

	PR middle-end/56461
	* tree-ssa-loop-niter.c (bb_queue): Remove typedef.
	(discover_iteration_bound_by_body_walk): Change queues to
	vec<vec<basic_block> > and queue to vec<basic_block>.  Fix up
	spelling in comment.  Call safe_push on queues[bound_index] directly.
	Release queues[queue_index] in every iteration unconditionally.
	Release bounds vector.

	PR middle-end/56461
	* tree-vect-stmts.c (free_stmt_vec_info_vec): Call
	free_stmt_vec_info on any left-over stmt_vec_info in the vector.
	* tree-vect-loop.c (vect_create_epilog_for_reduction): Release
	inner_phis vector.

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

	PR lto/56515
	* tree-inline.c (remap_blocks_to_null): New function.
	(expand_call_inline): When expanding a call stmt without
	an associated block inline remap all callee blocks to NULL.

2013-03-05  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/56494
	* simplify-rtx.c (simplify_truncation): If C is narrower than A,
	optimize (truncate:A (subreg:B (truncate:C X) 0)) into
	(subreg:A (truncate:C X) 0) instead of (truncate:A X).

	PR middle-end/56461
	* sel-sched-ir.c (free_sched_pools): Release
	succs_info_pool.stack[succs_info_pool.max_top] vectors too
	if succs_info_pool.max_top isn't -1.

	PR bootstrap/56509
	* opts.c (opts_obstack, opts_concat): Moved to...
	* opts-common.c (opts_obstack, opts_concat): ... here.

2013-03-04  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56461
	* diagnostic.c (diagnostic_append_note): Save and restore old prefix.

2013-03-04  Martin Jambor  <mjambor@suse.cz>

	* tree-dfa.c (get_or_create_ssa_default_def): Use parameter fn in
	all appropriate places.

2013-01-04  Eric Botcazou  <ebotcazou@adacore.com>

	PR tree-optimization/56424
	* ipa-split.c (split_function): Do not set the RSO flag if result is
	not by reference and its type is a register type.

2013-03-04  David Holsgrove  <david.holsgrove@xilinx.com>

	* config/microblaze/microblaze.c (microblaze_valid_pic_const): New
	(microblaze_legitimate_pic_operand): Likewise
	* config/microblaze/microblaze.h (LEGITIMATE_PIC_OPERAND_P): calls
	new function microblaze_legitimate_pic_operand
	* config/microblaze/microblaze-protos.h
	(microblaze_legitimate_pic_operand): Declare.

2013-03-04  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config/microblaze/predicates.md (call_insn_simple_operand):
	New predicate for supported rtx code types.
	* config/microblaze/microblaze.md (call_internal1): Use
	call_insn_simple_operand predicate.

2013-03-04  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56461
	* tree-loop-distribution.c (ldist_gen): Call partition_free after each
	partitions.ordered_remove.

	PR middle-end/56461
	* tree-vect-stmts.c (vectorizable_conversion): Don't call
	vec_oprnds0.create (1) for modifier == NONE.

	PR middle-end/56461
	* tree-vect-stmts.c (vectorizable_shift): Don't call create methods
	on vec_oprnds0 or vec_oprnds1 before loop, only call it on
	vec_oprnds1 right before pushing anything to it for
	scalar_shift_arg.

	PR middle-end/56461
	* tree-vect-loop.c (destroy_loop_vec_info): For !clean_stmts, just
	set nbbs to 0 instead of having separate code path.
	(vect_analyze_loop_form): Call destroy_loop_vec_info with true
	instead of false as last argument if returning NULL.

2013-03-03  Sandra Loosemore  <sandra@codesourcery.com>

	* target.def (TARGET_OPTION_VALID_ATTRIBUTE_P): Update comments;
	the attribute is now called "target" instead of "option".
	(TARGET_OPTION_PRAGMA_PARSE): Likewise, for the pragma.
	* doc/tm.texi.in (Target Attributes):  Likewise document the correct
	attribute/pragma name for TARGET_OPTION_VALID_P and
	TARGET_OPTION_PRAGMA_PARSE.  Also copy-edit and correct markup.
	* doc/tm.texi: Regenerated.

2013-03-02  David Holsgrove  <david.holsgrove@xilinx.com>

	* config/microblaze/microblaze.c:
	Check mcpu, pcmp requirement and set TARGET_REORDER to 0 if not met.
	* config/microblaze/microblaze.h: Add -mxl-reorder to
	DRIVER_SELF_SPECS.
	* config/microblaze/microblaze.md: New bswapsi2 and bswaphi2.
	instructions emitted if TARGET_REORDER.
	* config/microblaze/microblaze.opt: New option -mxl-reorder set to 1
	or 0 for -m/-mno case, but initialises as 2 to detect default use case
	separately.

2013-03-01  Xinliang David Li  <davidxl@google.com>

	* tree-ssa-uninit.c (compute_control_dep_chain): Limit post-dom
	walk length.

2013-03-01  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56461
	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Release path
	vector even when returning true.  Fix up function comment formatting.

	PR middle-end/56461
	* ira-build.c (ira_loop_nodes_count): New variable.
	(create_loop_tree_nodes): Initialize it.
	(finish_loop_tree_nodes): Use it instead of looking at current_loops.

	PR middle-end/56461
	* tree-vect-data-refs.c (vect_permute_store_chain): Avoid using copy
	method on dr_chain and result_chain.
	* tree-vect-stmts.c (vectorizable_store): Only call
	result_chain.create if j == 0.

	PR middle-end/56461
	* tree-vect-stmts.c (vect_create_vectorized_promotion_stmts): Call
	vec_oprnds0->release (); rather than vec_oprnds0->truncate (0)
	before overwriting it.

2013-03-01  Tobias Burnus  <burnus@net-b.de>

	* doc/extended.texi (C Extensions): Change order in @menu
	to match @node.
	(Other MIPS Built-in Functions): Move last MIPS entry before
	"picoChip Built-in Functions".
	(SH Built-in Functions): Move after RX Built-in Functions.
	* doc/gcc.texi (Introduction): Change order in @menu
	to match @node.
	* doc/md.texi (Constraints): Ditto.
	* gty.texi (Type Information): Ditto.
	(User-provided marking routines for template types): Make
	subsection.
	* doc/invoke.texi (AArch64 Options): Move before
	"Adapteva Epiphany Options".

2013-02-28  Konstantin Serebryany  <konstantin.s.serebryany@gmail.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/56454
	* asan.c (gate_asan): Lookup no_sanitize_address instead of
	no_address_safety_analysis attribute.
	* doc/extend.texi (no_address_safety_attribute): Rename to
	no_sanitize_address attribute, mention no_address_safety_analysis
	attribute as deprecated alias.

2013-02-28  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56461
	* tree-vectorizer.h (vect_get_slp_defs): Change 3rd argument
	type to vec<vec<tree> > *.
	* tree-vect-slp.c (vect_get_slp_defs): Likewise.  Change vec_defs
	to be vec<tree> instead of vec<tree> *, set vec_defs
	to vNULL and call vec_defs.create (number_of_vects), adjust other
	uses of vec_defs.
	* tree-vect-stmts.c (vect_get_vec_defs, vectorizable_call,
	vectorizable_condition): Adjust vect_get_slp_defs callers.

2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_float_const_representable): Remove unused variable.

2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (aarch64_mangle_type): Make static.

2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-builtins.c
	(aarch64_init_simd_builtins): Make static.

2013-02-28  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_simd_make_constant): Make static.

2013-02-28  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (load_assign_lhs_subreplacements): Do not put replacements
	with no initialization to the RHS of debug statements.

2013-02-28  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/56294
	* tree-sra.c (analyze_access_subtree): Create replacement declarations.
	Adjust dumping.
	(get_access_replacement): Do not call create_access_replacement.
	Assert a replacement exists.
	(get_repl_default_def_ssa_name): Create the replacement declaration
	itself.

2013-02-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/arm/arm.c (arm_output_mi_thunk): Call final_start_function and
	final_end_function.

2013-02-28  Marek Polacek  <polacek@redhat.com>

	PR rtl-optimization/56466
	* loop-unroll.c (unroll_and_peel_loops): Call fix_loop_structure
	if we're changing a loop.
	(peel_loops_completely): Likewise.

2013-02-28  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/55813
	* doc/invoke.texi ([-Wctor-dtor-privacy]): Complete.

2013-02-28  Georg-Johann Lay  <avr@gjlay.de>

	PR target/56445
	* config/avr/avr.c (avr_init_builtins): Use 'n' instead of empty
	macro parameters with: FX_FTYPE_FX, FX_FTYPE_FX_INT, INT_FTYPE_FX,
	INTX_FTYPE_FX, FX_FTYPE_INTX.
	* config/avr/builtins.def: Adjust respective DEF_BUILTIN.

2013-02-28  Georg-Johann Lay  <avr@gjlay.de>

	* avr/avr-mcus.def (ata5272, ata5505, attiny1634, ata6285)
	(ata6286, atmega8a, atmega48pa, ata5790, ata5790n, ata5795)
	(atmega164pa, atmega165pa, atmega168pa, atmega16hva, atmega16hvb)
	(atmega16hvbrevb, atmega16m1, atmega16u4, atmega26hvg, atmega32a)
	(atmega32a, atmega3250pa, atmega3290pa, atmega32c1, atmega32m1)
	(atmega32u4, atmega32u6, atmega64a, atmega6490a, atmega6490p)
	(atmega64c1, atmega64m1, atmega64rfa2, atmega64rfr2, atmega32hvb)
	(atmega32hvbrevb, atmega16hva2, atmega48hvf, at90pwm161)
	(atmega128a, atmega1284, atmxt112sl, atmxt224, atmxt224e)
	(atmxt336s, atxmega16a4u, atxmega16c4, atxmega32a4u, atxmega32c4)
	(atxmega32e5, atxmega64a3u, atxmega64a4u, atxmega64b1, atxmega64b3)
	(atxmega64c3, atxmega64d4, atxmega128a3u, atxmega128b1)
	(atxmega128b3, atxmega128c3, atxmega128d4, atmxt540s, atmxt540sreva)
	(atxmega192a3u, atxmega192c3, atxmega256a3u, atxmega256c3)
	(atxmega384c3, atxmega384d3, atxmega128a4u): New AVR_MCU.
	(avrxmega6): Increase max flash segments from 5 to 6.
	* config/avr/t-multilib: Regenerate.
	* config/avr/avr-tables.opt: Regenerate.
	* doc/avr-mmcu.texi: Regenerate.

2013-02-28  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.h (device_to_arch): Rename to device_to_ld.
	(avr_device_to_arch): Rename to avr_device_to_ld.
	(avr_device_to_as): New prototype.
	(EXTRA_SPEC_FUNCTIONS): Add device_to_as.
	(ASM_SPEC): Use device_to_as to get -mmcu= and -mno-skip-bug=.
	* config/avr/driver-avr.c (avr_device_to_as): New.
	(avr_device_to_arch): Rename to avr_device_to_ld.

2013-02-27  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56461
	* tree-vect-data-refs.c (vect_permute_load_chain): Avoid using copy
	method on dr_chain and result_chain.

	PR middle-end/56461
	* tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Call
	pointer_set_destroy on not_executed_last_iteration.

	PR middle-end/56461
	* tree-vect-loop.c (vectorizable_reduction): Release vect_defs vector.

	PR middle-end/56461
	* ipa-pure-const.c (propagate): Use FOR_EACH_FUNCTION instead of
	FOR_EACH_DEFINED_FUNCTION when freeing state.

	PR middle-end/56461
	* df-scan.c (df_insn_delete): Use df_scan_free_mws_vec before
	pool_free.
	(df_insn_rescan_debug_internal): Use df_scan_free_mws_vec before
	overwriting it.

	PR middle-end/56461
	* ipa-cp.c (decide_whether_version_node): Call vec_free on
	known_aggs[i].items and release known_aggs vector.

	PR middle-end/56461
	* ipa-reference.c (propagate): Free node_info even for alias nodes.

2013-02-27  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config/microblaze/microblaze.c (microblaze_emit_compare):
	Use xor for EQ/NE comparisions.
	* config/microblaze/microblaze.md (cstoresf4): Add constraints
	(cbranchsf4): Adjust operator to comparison_operator.

2013-02-27  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56461
	* tree-flow.h (edge_var_map_vector): Change into va_heap, vl_embed
	vector.
	* tree-ssa.c (redirect_edge_var_map_add): Use vec_safe_reserve and
	vec_safe_push, always update *slot.
	(redirect_edge_var_map_clear): Use vec_free.
	(redirect_edge_var_map_dup): Use vec_safe_copy and vec_safe_reserve.
	(free_var_map_entry): Use vec_free.
	* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Use
	FOR_EACH_VEC_SAFE_ELT instead of FOR_EACH_VEC_ELT.

2013-02-27  Andrey Belevantsev  <abel@ispras.ru>

	PR middle-end/45472
	* sel-sched-ir.c (merge_expr): Also change vinsn of merged expr
	when the may_trap_p bit of the exprs being merged differs.
	Reorder tests for speculativeness in the logical and operator.

2013-02-27  Jakub Jelinek  <jakub@redhat.com>

	* incpath.c (add_standard_paths): Use reconcat instead of concat
	where appropriate and avoid leaking memory.

	* opts.h: Include obstack.h.
	(opts_concat): New prototype.
	(opts_obstack): New declaration.
	* opts.c (opts_concat): New function.
	(opts_obstack): New variable.
	(init_options_struct): Call gcc_init_obstack on opts_obstack.
	(finish_options): Use opts_concat instead of concat
	and XOBNEWVEC instead of XNEWVEC.
	* opts-common.c (generate_canonical_option, decode_cmdline_option,
	generate_option): Likewise.
	* Makefile.in (OPTS_H): Depend on $(OBSTACK_H).
	* lto-wrapper.c (main): Call gcc_init_obstack on opts_obstack.

	PR target/56455
	* stmt.c (expand_switch_as_decision_tree_p): If flag_pic
	and ASM_OUTPUT_ADDR_DIFF_ELT isn't defined, return true.

2013-02-26  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56461
	* lra-spills.c (lra_spill): Free spill_hard_reg at the end.

2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>

	* config/arm/arm.c (const_ok_for_dimode_op): Back out last change.
	(arm_block_move_unaligned_straight): Likewise.
	(arm_adjust_block_mem): Likewise.

2013-02-26  Joern Rennecke  <joern.rennecke@embecosm.com>

	PR target/48901
	* config/lm32/lm32.c (gen_int_relational): Remove unused variables
	temp, cond and label.
	* config/lm32/lm32.md (ashlsi3): Remove unused variable one.

	PR target/52500
	* config/c6x/c6x.c (dbx_register_map): Change to unsigned.
	* config/c6x/c6x.h (dbx_register_map): Update declaration.

	PR target/52501
	* config/cr16/cr16-protos.h: Move end of RTX_CODE guard below end
	of prologue/epilogue functions.

	PR target/52550
	* config/tilegx/tilegx.c (tilegx_expand_prologue):
	Remove unused variable cfa_offset.
	* config/tilepro/tilepro.c (tilepro_expand_prologue): Likewise.

	PR target/54639
	* config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset
	type promotion to unsigned.

	PR target/54640
	* config/arm/arm.c (const_ok_for_dimode_op): Make code consistent
	for HOST_WIDE_INT of 32 bit / same size as int.
	(arm_block_move_unaligned_straight): Likewise.
	(arm_adjust_block_mem): Likewise.

	PR target/54662
	* config/mep/t-mep (mep-pragma.o): Use ALL_COMPILERFLAGS instead of
	ALL_CFLAGS.

2013-02-26  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/56426
	* tree-ssa-loop.c (tree_ssa_loop_init): Always call scev_initialize.

2013-02-26  Richard Biener  <rguenther@suse.de>

	PR target/56444
	* config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Remove
	unused variable loops.

2013-02-26  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56448
	* fold-const.c (operand_equal_p) <case tcc_reference>: Don't look at
	TREE_SIDE_EFFECTS if flags contain OEP_CONSTANT_ADDRESS_OF.
	Clear OEP_CONSTANT_ADDRESS_OF from flags before recursing on second or
	later operands of the references, or even first operand for
	INDIRECT_REF, TARGET_MEM_REF or MEM_REF.

	PR tree-optimization/56443
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
	overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
	to type_for_mode langhook.

2013-02-25  Matt Turner  <mattst88@gmail.com>

	* doc/invoke.texi: Document r4700.

2013-02-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56175
	* tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate,
	split out from ...
	(simplify_bitwise_binary): ... here.  Also guard the conversion
	of (type) X op CST to (type) (X op ((type-x) CST)) with it.

2013-02-25  Catherine Moore  <clm@codesourcery.com>

	Revert:
	2013-02-24  Catherine Moore  <clm@codesourcery.com>
	    Maciej W. Rozycki  <macro@codesourcery.com>
	    Tom de Vries  <tom@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>
	    Iain Sandoe  <iain@codesourcery.com>
	    Nathan Froyd  <froydnj@codesourcery.com>
	    Chao-ying Fu  <fu@mips.com>

	* doc/extend.texi: (micromips, nomicromips, nocompression):
	Document new function attributes.
	* doc/invoke.texi (minterlink-compressed, mmicromips,
	m14k, m14ke, m14kec): Document new options.
	(minterlink-mips16): Update documentation.
	* doc/md.texi (ZC, ZD): Document new constraints.
	* configure.ac (gcc_cv_as_micromips): Check if linker
	supports the .set micromips directive.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/mips/mips-tables.opt: Regenerate.
	* config/mips/micromips.md: New file.
	* constraints.md (ZC, AD): New constraints.
	* config/mips/predicates.md (movep_src_register): New predicate.
	(movep_src_operand): New predicate.
	(non_volatile_mem_operand): New predicate.
	* config/mips/mips.md (multimem): New type.
	(length): Differentiate between 17-bit and 18-bit branch offsets.
	(MOVEP1, MOVEP2): New mode iterator.
	(mov_<load>l): Use ZC constraint.
	(mov_<load>r): Likewise.
	(mov_<store>l): Likewise.
	(mov_<store>r): Likewise.
	(*branch_equality<mode>_inverted): Add microMIPS support.
	(*branch_equality<mode>): Likewise.
	(*jump_absolute): Likewise.
	(indirect_jump_<mode>): Likewise.
	(tablejump_<mode>): Likewise.
	(<optab>_internal): Likewise.
	(sibcall_internal): Likewise.
	(sibcall_value_internal): Likewise.
	(prefetch): Use constraint ZD.
	* config/mips/mips.opt (minterlink-compressed): New option.
	(minterlink-mips16): Now an alias for minterlink-compressed.
	(mmicromips): New option.
	* config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
	(compare_and_swap_12): Likewise.
	(sync_add<mode>): Likewise.
	(sync_<optab>_12): Likewise.
	(sync_old_<optab>_12): Likewise.
	(sync_new_<optab>_12): Likewise.
	(sync_nand_12): Likewise.
	(sync_old_nand_12): Likewise.
	(sync_new_nand_12): Likewise.
	(sync_sub<mode>): Likewise.
	(sync_old_add<mode>): Likewise.
	(sync_old_sub<mode>): Likewise.
	(sync_new_add<mode>): Likewise.
	(sync_new_sub<mode>): Likewise.
	(sync_<optab><mode>): Likewise.
	(sync_old_<optab><mode>): Likewise.
	(sync_new_<optab><mode>): Likewise.
	(sync_nand<mode>): Likewise.
	(sync_old_nand<mode>): Likewise.
	(sync_new_nand<mode>): Likewise.
	(sync_lock_test_and_set<mode>): Likewise.
	(test_and_set_12): Likewise.
	(atomic_compare_and_swap<mode>): Likewise.
	(atomic_exchange<mode>_llsc): Likewise.
	(atomic_fetch_add<mode>_llsc): Likewise.
	* config/mips/mips-cpus.def (m14kc, m14k): New processors.
	* config/mips/mips-protos.h (umips_output_save_restore): New prototype.
	(umips_save_restore_pattern_p): Likewise.
	(umips_load_store_pair_p): Likewise.
	(umips_output_load_store_pair): Likewise.
	(umips_movep_target_p): Likewise.
	(umips_12bit_offset_address_p): Likewise.
	* config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this. Update all uses.
	(mips_attribute_table): Add micromips, nomicromips and nocompression.
	(mips_mips16_decl_p): Delete.
	(mips_nomips16_decl_p): Delete.
	(mips_get_compress_on_flags): New function.
	(mips_get_compress_off_flags): New function.
	(mips_get_compress_mode): New function.
	(mips_get_compress_on_name): New function.
	(mips_get_compress_off_name): New function.
	(mips_insert_attributes): Support multiple compression types.
	(mips_merge_decl_attributes): Likewise.
	(umips_12bit_offset_address_p): New function.
	(mips_start_function_definition): Emit .set micromips directive.
	(mips_call_may_need_jalx_p): New function.
	(mips_function_ok_for_sibcall): Add microMIPS support.
	(mips_print_operand_punctuation): Support short delay slots and
	compact jumps.
	(umips_swm_mask, umips_swm_encoding): New.
	(umips_build_save_restore): New function.
	(mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
	(was_mips16_p): Remove.
	(old_compression_mode): New.
	(mips_set_compression_mode): New function.
	(mips_set_current_function): Add microMIPS support.
	(mips_option_override): Likewise.
	(umips_save_restore_pattern_p): New function.
	(umips_output_save_restore): New function.
	(umips_load_store_pair_p_1): New function.
	(umips_load_store_pair_p): New function.
	(umips_output_load_store_pair_1): New function.
	(umips_output_load_store_pair): New function.
	(umips_movep_target_p) New function.
	(mips_prepare_pch_save): Add microMIPS support.
	* config/mips/mips.h (TARGET_COMPRESSION): New.
	(TARGET_CPU_CPP_BUILTINS): Update macro
	to use new compression flags and to support microMIPS.
	(MIPS_ISA_LEVEL_SPEC): Add m14k processors.
	(MIPS_ARCH_FLOAT_SPEC): Likewise.
	(ISA_HAS_LWXS): Include TARGET_MICROMIPS.
	(ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
	(ASM_SPEC): Support mmicromips and mno-micromips.
	(M16STORE_REG_P): New macro.
	(MIPS_CALL): Support TARGET_MICROMIPS.
	(MICROMIPS_J): New macro.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this.
	(UMIPS_12BIT_OFFSET_P): New macro.
	* config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
	(MULTILIB_DIRNAMES): Likewise.

2013-02-25  Tom de Vries  <tom@codesourcery.com>

	PR rtl-optimization/56131
	* insn-notes.def (INSN_NOTE_BASIC_BLOCK): Update comment.
	* cfgrtl.c (delete_insn): Don't reorder NOTE_INSN_DELETED_LABEL and
	NOTE_INSN_BASIC_BLOCK if BLOCK_FOR_INSN == NULL.

2013-02-25  Tobias Burnus  <burnus@net-b.de>

	* doc/invoke.texi (-fsanitize=): Move from optimization
	to debugging options.

2013-02-25  Andrey Belevantsev  <abel@ispras.ru>

	* sched-deps.c (sched_analyze_insn): Fix typo in comment.

2013-02-25  Andrey Belevantsev  <abel@ispras.ru>
	    Alexander Monakov  <amonakov@ispras.ru>

	PR middle-end/56077
	* sched-deps.c (sched_analyze_insn): When reg_pending_barrier,
	flush pending lists also on non-jumps.  Adjust comment.

2013-02-24  Catherine Moore  <clm@codesourcery.com>
	    Maciej W. Rozycki  <macro@codesourcery.com>
	    Tom de Vries  <tom@codesourcery.com>
	    Nathan Sidwell  <nathan@codesourcery.com>
	    Iain Sandoe  <iain@codesourcery.com>
	    Nathan Froyd  <froydnj@codesourcery.com>
	    Chao-ying Fu  <fu@mips.com>

	* doc/extend.texi: (micromips, nomicromips, nocompression):
	Document new function attributes.
	* doc/invoke.texi (minterlink-compressed, mmicromips,
	m14k, m14ke, m14kec): Document new options.
	(minterlink-mips16): Update documentation.
	* doc/md.texi (ZC, ZD): Document new constraints.
	* configure.ac (gcc_cv_as_micromips): Check if linker
	supports the .set micromips directive.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/mips/mips-tables.opt: Regenerate.
	* config/mips/micromips.md: New file.
	* constraints.md (ZC, AD): New constraints.
	* config/mips/predicates.md (movep_src_register): New predicate.
	(movep_src_operand): New predicate.
	(non_volatile_mem_operand): New predicate.
	* config/mips/mips.md (multimem): New type.
	(length): Differentiate between 17-bit and 18-bit branch offsets.
	(MOVEP1, MOVEP2): New mode iterator.
	(mov_<load>l): Use ZC constraint.
	(mov_<load>r): Likewise.
	(mov_<store>l): Likewise.
	(mov_<store>r): Likewise.
	(*branch_equality<mode>_inverted): Add microMIPS support.
	(*branch_equality<mode>): Likewise.
	(*jump_absolute): Likewise.
	(indirect_jump_<mode>): Likewise.
	(tablejump_<mode>): Likewise.
	(<optab>_internal): Likewise.
	(sibcall_internal): Likewise.
	(sibcall_value_internal): Likewise.
	(prefetch): Use constraint ZD.
	* config/mips/mips.opt (minterlink-compressed): New option.
	(minterlink-mips16): Now an alias for minterlink-compressed.
	(mmicromips): New option.
	* config/mips/sync.md (sync_compare_and_swap<mode>): Use ZR constraint.
	(compare_and_swap_12): Likewise.
	(sync_add<mode>): Likewise.
	(sync_<optab>_12): Likewise.
	(sync_old_<optab>_12): Likewise.
	(sync_new_<optab>_12): Likewise.
	(sync_nand_12): Likewise.
	(sync_old_nand_12): Likewise.
	(sync_new_nand_12): Likewise.
	(sync_sub<mode>): Likewise.
	(sync_old_add<mode>): Likewise.
	(sync_old_sub<mode>): Likewise.
	(sync_new_add<mode>): Likewise.
	(sync_new_sub<mode>): Likewise.
	(sync_<optab><mode>): Likewise.
	(sync_old_<optab><mode>): Likewise.
	(sync_new_<optab><mode>): Likewise.
	(sync_nand<mode>): Likewise.
	(sync_old_nand<mode>): Likewise.
	(sync_new_nand<mode>): Likewise.
	(sync_lock_test_and_set<mode>): Likewise.
	(test_and_set_12): Likewise.
	(atomic_compare_and_swap<mode>): Likewise.
	(atomic_exchange<mode>_llsc): Likewise.
	(atomic_fetch_add<mode>_llsc): Likewise.
	* config/mips/mips-cpus.def (m14kc, m14k): New processors.
	* config/mips/mips-protos.h (umips_output_save_restore): New prototype.
	(umips_save_restore_pattern_p): Likewise.
	(umips_load_store_pair_p): Likewise.
	(umips_output_load_store_pair): Likewise.
	(umips_movep_target_p): Likewise.
	(umips_12bit_offset_address_p): Likewise.
	* config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this. Update all uses.
	(mips_attribute_table): Add micromips, nomicromips and nocompression.
	(mips_mips16_decl_p): Delete.
	(mips_nomips16_decl_p): Delete.
	(mips_get_compress_on_flags): New function.
	(mips_get_compress_off_flags): New function.
	(mips_get_compress_mode): New function.
	(mips_get_compress_on_name): New function.
	(mips_get_compress_off_name): New function.
	(mips_insert_attributes): Support multiple compression types.
	(mips_merge_decl_attributes): Likewise.
	(umips_12bit_offset_address_p): New function.
	(mips_start_function_definition): Emit .set micromips directive.
	(mips_call_may_need_jalx_p): New function.
	(mips_function_ok_for_sibcall): Add microMIPS support.
	(mips_print_operand_punctuation): Support short delay slots and
	compact jumps.
	(umips_swm_mask, umips_swm_encoding): New.
	(umips_build_save_restore): New function.
	(mips_for_each_saved_gpr_and_fpr): Add microMIPS support.
	(was_mips16_p): Remove.
	(old_compression_mode): New.
	(mips_set_compression_mode): New function.
	(mips_set_current_function): Add microMIPS support.
	(mips_option_override): Likewise.
	(umips_save_restore_pattern_p): New function.
	(umips_output_save_restore): New function.
	(umips_load_store_pair_p_1): New function.
	(umips_load_store_pair_p): New function.
	(umips_output_load_store_pair_1): New function.
	(umips_output_load_store_pair): New function.
	(umips_movep_target_p) New function.
	(mips_prepare_pch_save): Add microMIPS support.
	* config/mips/mips.h (TARGET_COMPRESSION): New.
	(TARGET_CPU_CPP_BUILTINS): Update macro
	to use new compression flags and to support microMIPS.
	(MIPS_ISA_LEVEL_SPEC): Add m14k processors.
	(MIPS_ARCH_FLOAT_SPEC): Likewise.
	(ISA_HAS_LWXS): Include TARGET_MICROMIPS.
	(ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS.
	(ASM_SPEC): Support mmicromips and mno-micromips.
	(M16STORE_REG_P): New macro.
	(MIPS_CALL): Support TARGET_MICROMIPS.
	(MICROMIPS_J): New macro.
	(mips_base_mips16): Rename this...
	(mips_base_compression_flags): ...to this.
	(UMIPS_12BIT_OFFSET_P): New macro.
	* config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS.
	(MULTILIB_DIRNAMES): Likewise.

2013-02-24  Jakub Jelinek  <jakub@redhat.com>

	PR target/52555
	* target-globals.c (save_target_globals): For init_reg_sets and
	target_reinit remporarily set this_fn_optabs to this_target_optabs.

2013-02-22  James Grennahlgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-simd-builtins.def: Add copyright header.
	* config/aarch64/t-aarch64
	(aarch64-builtins.o): Depend on aarch64-simd-builtins.def.

2013-02-22  Vladimir Makarov  <vmakarov@redhat.com>

	PR inline-asm/56148
	* lra-constraints.c (process_alt_operands): Reload operand
	conflicting with earlier clobber only if no more other conflicting
	operands.

2013-02-22  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/56393
	* config/gnu-user.h (LIBASAN_EARLY_SPEC): Link in libasan_preinit.o
	if not linking a shared library.

2013-02-22  Seth LaForge  <sethml@google.com>

	* config.gcc (arm*-*-eabi*): Treat arm*eb as big-endian.

2013-02-22  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (split for extendsidi): Update condition.
	(zero_extend<mode>di2,extend<mode>di2): Add an alternative.
	* config/arm/iterators.md (qhs_extenddi_cstr): Likewise.
	(qhs_zextenddi_cstr): Likewise.

2013-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56420
	* expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Do subtraction in uhwi, to
	avoid signed wrapping.
	(expand_mult): Handle properly multiplication by
	((dword_type) -1) << (BITS_PER_WORD - 1).  Improve multiplication by
	((dword_type) 1) << (BITS_PER_WORD - 1).  Avoid undefined behavior
	in the compiler if coeff is HOST_WIDE_INT_MIN.
	(expand_divmod): Don't make ext_op1 static, change it's type to
	uhwi.  Avoid undefined behavior in -INTVAL (op1).

	PR rtl-optimization/50339
	* lower-subreg.h (struct lower_subreg_choices): Add splitting_ashiftrt
	field.
	* lower-subreg.c (compute_splitting_shift): Handle ASHIFTRT.
	(compute_costs): Call compute_splitting_shift also for ASHIFTRT
	into splitting_ashiftrt field.
	(find_decomposable_shift_zext, resolve_shift_zext): Handle also
	ASHIFTRT.
	(dump_choices): Fix up printing LSHIFTRT choices, print ASHIFTRT
	choices.

2013-02-20  Aldy Hernandez  <aldyh@redhat.com>

	PR middle-end/56108
	* trans-mem.c (execute_tm_mark): Do not expand transactions that
	are sure to go irrevocable.

2013-02-21  Hans-Peter Nilsson  <hp@axis.com>

	* doc/rtl.texi (vec_concat, vec_duplicate): Mention that
	scalars are valid operands.

2013-02-21  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/56310
	* ipa-cp.c (agg_replacements_to_vector): New parameter index, copy
	only matching indices and non-negative final offsets.
	(intersect_aggregates_with_edge): Pass src_idx to
	agg_replacements_to_vector.  Pass src_idx insstead of index to
	intersect_with_agg_replacements.

2013-02-21  Martin Jambor  <mjambor@suse.cz>

	* ipa-cp.c (good_cloning_opportunity_p): Dump the real threshold
	instead of hard-wired defaults.

2013-02-21  Maciej W. Rozycki  <macro@codesourcery.com>

	* doc/invoke.texi (MIPS Options): Update documentation of the
	floating-point multiply-accumulate instruction restrictions.

2013-02-21  Kostya Serebryany  <kcc@google.com>

	* config/i386/i386.c (ix86_asan_shadow_offset): Use 0x7fff8000 as
	asan_shadow_offset on x86_64 linux.

2013-02-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56415
	Revert
	2013-02-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56273
	* tree-vrp.c (simplify_cond_using_ranges): Disable for the
	first VRP run.

2013-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/56258
	* doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
	instead of @itemx.

	PR inline-asm/56405
	* expr.c (expand_expr_real_1) <case TARGET_MEM_REF, MEM_REF>: Don't
	use movmisalign or extract_bit_field for EXPAND_MEMORY modifier.

2013-02-20  Jan Hubicka  <jh@suse.cz>

	PR tree-optimization/56265
	* ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph
	when target is referenced for first time.

2013-02-20  Richard Biener  <rguenther@suse.de>

	* tree-call-cdce.c (tree_call_cdce): Do not remove unused locals.
	* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise.
	* tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
	* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do
	not return anything.
	(rename_ssa_copies): Do not remove unused locals.
	* tree-ssa-ccp.c (do_ssa_ccp): Likewise.
	* tree-ssanames.c (pass_release_ssa_names): Remove unused locals first.
	* passes.c (execute_function_todo): Do not schedule unused locals
	removal if cleanup_tree_cfg did something.
	* tree-ssa-live.c (remove_unused_locals): Dump statistics
	about the number of removed locals.

2013-02-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56398
	* tree-vect-loop-manip.c (adjust_debug_stmts): Skip SSA default defs.

2013-02-20  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/55334
	* ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
	restricted pointers to arrays.

2013-02-20  Richard Biener  <rguenther@suse.de>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56396
	* tree-ssa-ccp.c (n_const_val): New static variable.
	(get_value): Return NULL for SSA names we don't have a lattice
	entry for.
	(ccp_initialize): Initialize n_const_val.
	* tree-ssa-copy.c (n_copy_of): New static variable.
	(init_copy_prop): Initialize n_copy_of.
	(get_value): Return NULL_TREE for SSA names we don't have a
	lattice entry for.

2013-02-20  Martin Jambor  <mjambor@suse.cz>

	* ipa-cp.c (initialize_node_lattices): Fix dumping condition.

2013-02-20  Richard Biener  <rguenther@suse.de>

	* genpreds.c (write_lookup_constraint): Do not compare first
	letter of the constraint again.

2013-02-20  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits
	and ceil_log2.
	(get_use_iv_cost): Terminate hashtable walk when coming across
	an empty entry.

2013-02-20  Igor Zamyatin  <igor.zamyatin@intel.com>

	* config/i386/i386.c (initial_ix86_tune_features): Turn on fp
	reassociation for avx2 targets.

2012-02-19  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config/microblaze/microblaze.c: microblaze_has_clz = 0
	Add version check for v8.10.a to enable microblaze_has_clz
	* config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as combined
	version and TARGET_PATTERN_COMPARE check
	* config/microblaze/microblaze.md: New clzsi2 instruction

2012-02-19  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config/microblaze/microblaze.md (call_value_intern): Check symbol is
	function before branching.

2012-02-19  Andrey Belevantsev  <abel@ispras.ru>

	* sel-sched-dump.c (dump_insn_rtx_flags): Explicitly set
	DUMP_INSN_RTX_UID.
	(dump_insn_rtx_1): Pass PATTERN (insn) to str_pattern_slim.

2012-02-19  Andrey Belevantsev  <abel@ispras.ru>

	PR middle-end/55889
	* sel-sched.c: Include ira.h.
	(implicit_clobber_conflict_p): New function.
	(moveup_expr): Use it.
	* Makefile.in (sel-sched.o): Depend on ira.h.

2013-02-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56384
	* tree-ssa-sccvn.h (struct vn_phi_s): Add type member.
	(vn_hash_type): Split out from ...
	(vn_hash_constant_with_type): ... here.
	* tree-ssa-sccvn.c (vn_phi_compute_hash): Use vn_hash_type.
	(vn_phi_eq): Compare types from vn_phi_s structure.
	(vn_phi_lookup): Populate vn_phi_s type.
	(vn_phi_insert): Likewise.

2013-02-19  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56350
	* tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
	if haven't found reduction or nested cycle operand, rather than
	asserting we must find it.

	PR tree-optimization/56381
	* tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
	to fold_build3.

2013-02-18  Aldy Hernandez  <aldyh@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR target/52555
	* genopinit.c (raw_optab_handler): Use this_fn_optabs.
	(swap_optab_enable): Same.
	(init_all_optabs): Use argument instead of global.
	* tree.h (struct tree_optimization_option): New field target_optabs.
	* expr.h (init_all_optabs): Add argument to prototype.
	(TREE_OPTIMIZATION_OPTABS): New.
	(save_optabs_if_changed): Protoize.
	* optabs.h: Declare this_fn_optabs.
	* optabs.c (save_optabs_if_changed): New.
	Declare this_fn_optabs.
	(init_optabs): Add argument to init_all_optabs() call.
	* function.c (invoke_set_current_function_hook): Handle per
	function optabs.
	* function.h (struct function): New field optabs.
	* config/mips/mips.c (mips_set_mips16_mode): Handle when
	optimization_current_node has changed.
	* target-globals.h (save_target_globals_default_opts): Protoize.
	* target-globals.c (save_target_globals_default_opts): New.

2013-02-18  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/56347
	* config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark
	registers %fr12 and %fr12R as call used.

	PR target/56214
	* config/pa/predicates.md (base14_operand): Except for BLKmode, QImode
	and HImode, require all displacements to be an integer multiple of
	their mode size.
	* config/pa/pa.c (pa_legitimate_address_p): For REG+BASE addresses,
	only allow QImode and HImode when reload is in progress and strict is
	true.  Likewise for symbolic addresses.  Use base14_operand to check
	displacements in REG+BASE addresses.

2013-02-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56366
	* tree-vect-loop.c (get_initial_def_for_induction): Properly
	handle sign-conversion of outer-loop initial induction value.

2013-02-18  Richard Biener  <rguenther@suse.de>

	PR middle-end/56349
	* cfghooks.c (merge_blocks): If we merge a latch into another
	block adjust references to it.
	* cfgloop.c (flow_loops_find): Reset latch before recomputing it.
	(verify_loop_structure): Verify that a recorded latch is in fact
	a latch.

2013-02-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56321
	* tree-ssa-reassoc.c (propagate_op_to_single_use): Properly
	order SSA name release and virtual operand unlinking.

2013-02-17  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config/microblaze/microblaze.md (save_stack_block): Define.
	(restore_stack_block): Likewise.

2013-02-16  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config/microblaze/linux.h (TARGET_SUPPORTS_PIC): Define as 1.
	* config/microblaze/microblaze.h (TARGET_SUPPORTS_PIC): Define as 1.
	* config/microblaze/microblaze.c (microblaze_option_override):
	Bail out early for PIC modes when target does not support PIC.

2013-02-16  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config/microblaze/microblaze.c (microblaze_asm_trampoline_template):
	Replace with a microblaze version.
	(microblaze_trampoline_init): Adapt for microblaze.
	* config/microblaze/microblaze.h (TRAMPOLINE_SIZE): Adapt for
	microblaze.

2013-02-16  Jakub Jelinek  <jakub@redhat.com>
	    Dodji Seketeli  <dodji@redhat.com>

	PR asan/56330
	* asan.c (get_mem_refs_of_builtin_call): White space and style cleanup.
	(instrument_mem_region_access): Do not forget to always put
	instrumentation of the of 'base' and 'base + len' in a "if (len !=
	0) statement, even for cases where either 'base' or 'base + len'
	are not instrumented -- because they have been previously
	instrumented.  Simplify the logic by putting all the statements
	instrument 'base + len' inside a sequence, and then insert that
	sequence right before the current insertion point.  Then, to
	instrument 'base + len', just get an iterator on that statement.
	And do not forget to update the pointer to iterator the function
	received as argument.

2013-02-15  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/56348
	* lra-assigns.c (reload_pseudo_compare_func): Prefer bigger pseudos.

2013-02-15  Steven Bosscher  <steven@gcc.gnu.org>

	* graph.c (start_graph_dump): Print dumpfile base as digraph label.
	(clean_graph_dump_file): Pass base to start_graph_dump.

2013-02-14  Richard Henderson  <rth@redhat.com>

	PR target/55941
	* lower-subreg.c (simple_move): Check dest mode instead of src mode.

2013-02-14  Steven Bosscher  <steven@gcc.gnu.org>

	* collect2-aix.h: Define F_LOADONLY.

2013-02-14  Richard Biener  <rguenther@suse.de>

	PR lto/50494
	* varasm.c (output_constant_def_1): Get the decl representing
	the constant as argument.
	(output_constant_def): Wrap output_constant_def_1.
	(make_decl_rtl): Use output_constant_def_1 with the decl
	representing the constant.
	(build_constant_desc): Optionally re-use a decl already
	representing the constant.
	(tree_output_constant_def): Adjust.

2013-02-14  Dodji Seketeli  <dodji@redhat.com>

	Fix an asan crash
	* asan.c (instrument_builtin_call):  Really put the length of the
	second source argument into src1_len.

2013-02-13  Jakub Jelinek  <jakub@redhat.com>

	* asan.c (create_cond_insert_point): Add create_then_fallthru_edge
	argument.  If it is false, don't create edge from then_bb to
	fallthru_bb.
	(insert_if_then_before_iter): Pass true to it.
	(build_check_stmt): Pass false to it.
	(transform_statements): Flush hash table only on extended basic
	block boundaries, rather than at the beginning of every bb.
	Don't flush hash table on nonfreeing_call_p calls.
	* tree-flow.h (nonfreeing_call_p): New prototype.
	* tree-ssa-phiopt.c (nonfreeing_call_p): No longer static.

2013-02-13  David S. Miller  <davem@davemloft.net>

	* expmed.c (expand_shift_1): Only strip scalar integer subregs.

2013-02-13  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/56184
	* ira.c (max_regno_before_ira): Move from ...
	(ira): ... here.
	(fix_reg_equiv_init): Use max_regno_before_ira instead of
	vec_safe_length.

2013-02-13  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.c (ix86_asan_shadow_offset): Revert last change.

2013-02-13  Richard Biener  <rguenther@suse.de>

	PR lto/56295
	* gimple-streamer-out.c (output_gimple_stmt): Undo wrapping
	globals in MEM_REFs.

2013-02-13  Richard Biener  <rguenther@suse.de>

	* loop-init.c (loop_optimizer_init): Clear loop state when
	re-initializing preserved loops.
	* loop-unswitch.c (unswitch_single_loop): Return whether
	we unswitched the loop.  Do not verify loop state here.
	(unswitch_loops): When we unswitched a loop discover new loops.

2013-02-13  Kostya Serebryany  <kcc@google.com>

	* config/i386/i386.c: Use 0x7fff8000 as asan_shadow_offset
	on x86_64 linux.
	* sanitizer.def: Rename __asan_init to __asan_init_v1.

2013-02-12  Dodji Seketeli  <dodji@redhat.com>

	Avoid instrumenting duplicated memory access in the same basic block
	* Makefile.in (asan.o): Add new dependency on hash-table.h
	* asan.c (struct asan_mem_ref, struct mem_ref_hasher): New types.
	(asan_mem_ref_init, asan_mem_ref_get_end, get_mem_ref_hash_table)
	(has_stmt_been_instrumented_p, empty_mem_ref_hash_table)
	(free_mem_ref_resources, has_mem_ref_been_instrumented)
	(has_stmt_been_instrumented_p, update_mem_ref_hash_table)
	(get_mem_ref_of_assignment): New functions.
	(get_mem_refs_of_builtin_call): Extract from
	instrument_builtin_call and tweak a little bit to make it fit with
	the new signature.
	(instrument_builtin_call): Use the new
	get_mem_refs_of_builtin_call.  Use gimple_call_builtin_p instead
	of is_gimple_builtin_call.
	(instrument_derefs, instrument_mem_region_access): Insert the
	instrumented memory reference into the hash table.
	(maybe_instrument_assignment): Renamed instrument_assignment into
	this, and change it to advance the iterator when instrumentation
	actually happened and return true in that case.  This makes it
	homogeneous with maybe_instrument_assignment, and thus give a
	chance to callers to be more 'regular'.
	(transform_statements): Clear the memory reference hash table
	whenever we enter a new BB, when we cross a function call, or when
	we are done transforming statements.  Use
	maybe_instrument_assignment instead of instrumentation.  No more
	need to special case maybe_instrument_assignment and advance the
	iterator after calling it; it's now handled just like
	maybe_instrument_call.  Update comment.

2013-02-13  Richard Biener  <rguenther@suse.de>

	* config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc):
	Fix loop discovery code.

2013-02-12  Vladimir Makarov  <vmakarov@redhat.com>

	PR inline-asm/56148
	* lra-constraints.c (process_alt_operands): Match early clobber
	operand with itself.  Check conflicts with earlyclobber only if
	the operand is not reloaded.  Prefer to reload conflicting operand
	if earlyclobber and matching operands are the same.

2013-02-12  Richard Biener  <rguenther@suse.de>

	PR lto/56297
	* lto-streamer-out.c (write_symbol): Do not output symbols
	for hard register variables.

2013-02-12  Georg-Johann Lay  <avr@gjlay.de>

	PR target/54222
	* config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders.
	(umulsidi3_insn, mulsidi3_insn): New insns.

2013-02-12  Christophe Lyon  <christophe.lyon@linaro.org>

	* config/arm/arm-protos.h (struct cpu_vec_costs): New struct type.
	(struct tune_params): Add vec_costs field.
	* config/arm/arm.c (arm_builtin_vectorization_cost)
	(arm_add_stmt_cost): New functions.
	(TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST)
	(TARGET_VECTORIZE_ADD_STMT_COST): Define.
	(arm_default_vec_cost): New struct of type cpu_vec_costs.
	(arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
	(arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune)
	(arm_cortex_a15_tune, arm_cortex_a5_tune, arm_cortex_a9_tune)
	(arm_v6m_tune, arm_fa726te_tune): Define new vec_costs field.

2013-02-12  Richard Biener  <rguenther@suse.de>

	PR lto/56295
	* gimple-streamer-in.c (input_gimple_stmt): Strip MEM_REFs off
	decls again if possible.

2013-02-12  Richard Biener  <rguenther@suse.de>

	PR middle-end/56288
	* tree-ssa.c (verify_ssa_name): Fix check, move
	SSA_NAME_IN_FREE_LIST check up.

2013-02-12  Jakub Jelinek  <jakub@redhat.com>
	    Steven Bosscher   <steven@gcc.gnu.org>

	PR rtl-optimization/56151
	* optabs.c (add_equal_note): Don't return 0 if target is a MEM,
	equal to op0 or op1, and last_insn pattern is CODE operation
	with MEM dest and one of the operands matches that MEM.

2013-02-11  Sriraman Tallam  <tmsriramgoogle.com>

	* doc/extend.texi: Document Function Multiversioning and "default"
	parameter string to target attribute.
	* config/i386/i386.c (get_builtin_code_for_version): Return 0 if
	target attribute parameter is "default".
	(ix86_compare_version_priority): Remove checks for target attribute.
	(ix86_mangle_function_version_assembler_name): Change error to sorry.
	Remove check for target attribute equal to NULL. Add assert.
	(ix86_generate_version_dispatcher_body): Change error to sorry.

2013-02-11  Iain Sandoe  <iain@codesourcery.com>
	    Jack Howarth  <howarth@bromo.med.uc.edu>
	    Patrick Marlier  <patrick.marlier@gmail.com>

	PR libitm/55693
	* config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and
	define ENDFILE_SPEC as TM_DESTRUCTOR.
	* config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR.

2013-02-11  Alexander Potapenko  <glider@google.com>
	    Jack Howarth  <howarth@bromo.med.uc.edu>
	    Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/55617
	* config/darwin.c (cdtor_record): Rename ctor_record.
	(sort_cdtor_records): Rename sort_ctor_records.
	(finalize_dtors): New routine to sort destructors by
	priority before use in assemble_integer.
	(machopic_asm_out_destructor): Use finalize_dtors if needed.

2013-02-11  Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/56275
	* simplify-rtx.c (avoid_constant_pool_reference): Check that
	offset is non-negative and less than cmode size before
	calling simplify_subreg.

2013-02-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56264
	* cfgloop.h (fix_loop_structure): Adjust prototype.
	* loop-init.c (fix_loop_structure): Return the number of
	newly discovered loops.
	* tree-cfgcleanup.c (repair_loop_structures): When new loops
	are discovered, do a full loop-closed SSA rewrite.

2013-02-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56273
	* tree-vrp.c (simplify_cond_using_ranges): Disable for the
	first VRP run.
	(check_array_ref): Fix missing newline in dumps.
	(search_for_addr_array): Likewise.

2013-02-09  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/aix61.h (OS_MISSING_ALTIVEC): Undefine.

2013-02-09  Jakub Jelinek  <jakub@redhat.com>

	PR target/56256
	* config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Define.

2013-02-08  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/56246
	* lra-constraints.c (simplify_operand_subreg): Try to reuse
	reload pseudo.
	* lra.c (lra): Clear lra_optional_reload_pseudos only when all
	constraints are satisfied.

2013-02-08  Jeff Law  <law@redhat.com>

	PR debug/53948
	* emit-rtl.c (reg_is_parm_p): New function.
	* regs.h (reg_is_parm_p): New prototype.
	* ira-conflicts.c (ira_build_conflicts): Allow parameters in
	callee-clobbered registers.

2013-02-08  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/56043
	* config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
	If there is no implicit builtin declaration, just return NULL.

2013-02-08  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (FMAMODEM): New mode iterator.
	(fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
	mode iterator. Do not use TARGET_SSE_MATH in insn constraint.

2013-02-08  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
	when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set.
	* config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.

2013-02-08  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT.
	(microblaze*-*-elf): Likewise.
	* config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to
	LINK_SPEC.
	* config/microblaze/microblaze-c.c: Add builtin defines for
	_LITTLE_ENDIAN and _BIG_ENDIAN.
	* config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and
	add to TARGET_DEFAULT flags.
	Expand ASM_SPEC and LINK_SPEC.
	Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN.
	* config/microblaze/microblaze.md: Update extendsidi2 and
	movdi_internal instructions to use low-order / high-order reg
	print_operands.
	* config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian
	options and inversemask / mask of LITTLE_ENDIAN.
	* config/microblaze/t-microblaze: Expand multilib options to
	include mlittle-endian (le) and update exceptions patterns.

2013-02-08  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/56195
	* lra-constraints.c (get_reload_reg): Don't reuse regs
	if they have smaller mode than requested, if they have
	wider mode than requested, try to return a SUBREG.

	PR tree-optimization/56250
	* fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
	if type is unsigned and code isn't MULT_EXPR.

2013-02-08  Georg-Johann Lay  <avr@gjlay.de>

	PR tree-optimization/56064
	* fixed-value.c (fixed_from_double_int): Sign/zero extend payload
	bits according to mode.
	* fixed-value.h (fixed_from_double_int)
	(const_fixed_from_double_int): Adjust comments.

2013-02-08  Richard Biener  <rguenther@suse.de>

	PR lto/56231
	* lto-streamer.h (struct data_in): Remove current_file, current_line
	and current_col members.
	* lto-streamer-out.c (lto_output_location): Stream changed bits
	en-block for efficiency.
	* lto-streamer-in.c (clear_line_info): Remove.
	(lto_input_location): Cache current file, line and column
	globally via local statics.  Read changed bits en-block.
	(input_function): Do not call clear_line_info.
	(lto_read_body): Likewise.
	(lto_input_toplevel_asms): Likewise.

2013-02-08  Michael Matz  <matz@suse.de>

	PR tree-optimization/52448
	* tree-ssa-phiopt.c (struct name_to_bb): Add phase member.
	(nt_call_phase): New static.
	(add_or_mark_expr): Only mark accesses with newer phase than any
	call seen.
	(nonfreeing_call_p): New.
	(nt_init_block): Update nt_call_phase, mark blocks as visited.
	(nt_fini_block): Keep blocks marked as visited.
	(get_non_trapping): Initialize nt_call_phase, and reset aux pointer.

2013-02-08  Richard Biener  <rguenther@suse.de>

	* ira.c (ira): Free broken dominator information.

2013-02-08  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro.

2013-02-08  Marek Polacek  <polacek@redhat.com>

	* cfgloop.c (verify_loop_structure): Add more checking of headers.

2013-02-08  Richard Biener  <rguenther@suse.de>

	PR middle-end/56181
	* cfgloop.h (flow_loops_find): Adjust.
	(bb_loop_header_p): Declare.
	* cfgloop.c (bb_loop_header_p): New function split out from ...
	(flow_loops_find): ... here.  Adjust function signature,
	support incremental loop structure update.
	(verify_loop_structure): Cleanup.  Verify a loop is a loop.
	* cfgloopmanip.c (fix_loop_structure): Move ...
	* loop-init.c (fix_loop_structure): ... here.
	(apply_loop_flags): Split out from ...
	(loop_optimizer_init): ... here.
	(fix_loop_structure): Use apply_loop_flags.  Use flow_loops_find
	in incremental mode, only remove dead loops here.

2013-02-08  Georg-Johann Lay  <avr@gjlay.de>

	PR target/54222
	* config/avr/avr.md (unspec) <UNSPEC_ROUND>: Add.
	* config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators.
	(round<mode>3, round<mode>3_const): New expanders for fixed-mode.
	(*round<mode>3.libgcc): New insns for fixed-modes.
	* config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME.
	(ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs.
	(ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs.
	* config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline
	implementations.  Define to __builtin_avr_absFX,
	__builtin_avr_bitsFX, __builtin_avr_FXbits, respectively.
	(roundFX, countlsFX): Define to __builtin_avr_roundFX,
	__builtin_avr_countlsFX, respectively.
	* config/avr/avr-c.c (target.h): Include it.
	(enum avr_builtin_id): New enum.
	(avr_resolve_overloaded_builtin): New static function.
	(avr_register_target_pragmas): Use it to set
	targetm.resolve_overloaded_builtin.
	* config/avr/avr.c (avr_init_builtins): Supply myriads of local
	tree nodes used by DEF_BUILTIN.
	(avr_expand_builtin) <AVR_BUILTIN_ROUNDxx>: Sanity-check them.
	(avr_fold_builtin) <AVR_BUILTIN_BITSxx>: Fold to VIEW_COVERT_EXPR.
	<AVR_BUILTIN_xxBITS>: Same.

2013-02-08  Richard Biener  <rguenther@suse.de>

	* cfgloop.c (verify_loop_structure): Properly handle
	a loop exiting to another loop header.
	* ira-int.h (ira_loops): Remove.
	* ira.c (ira_loops): Remove.
	(ira): Use loop_optimizer_init and loop_optimizer_finalize.
	(do_reload): Use loop_optimizer_finalize.
	* ira-build.c (create_loop_tree_nodes): Use get_loops and
	number_of_loops to access the loop tree.
	(more_one_region_p): Likewise.
	(finish_loop_tree_nodes): Likewise.
	(rebuild_regno_allocno_maps): Likewise.
	(mark_loops_for_removal): Likewise.
	(mark_all_loops_for_removal): Likewise.
	(remove_unnecessary_regions): Likewise.
	(ira_build): Likewise.
	* ira-emit.c (setup_entered_from_non_parent_p): Likewise.

2013-02-08  Richard Biener  <rguenther@suse.de>

	* Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency.
	* ipa-pure-const.c (analyze_function): Avoid calling
	mark_irreducible_loops twice.
	* tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops for fixup.

2013-02-07  David S. Miller  <davem@davemloft.net>

	* dwarf2out.c (based_loc_descr): Perform leaf register remapping
	on 'reg'.
	* var-tracking.c (vt_add_function_parameter): Test the presence of
	HAVE_window_save properly and do not remap argument registers when
	we have a leaf function.

2013-02-07  Uros Bizjak  <ubizjak@gmail.com>

	PR bootstrap/56227
	* ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
	instead of "ll".
	* config/i386/i386.c (ix86_print_operand): Ditto.

2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>

	* lra-constraints.c (process_alt_operands): Fix recently added comment.

2013-02-07  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/56225
	* lra-constraints.c (process_alt_operands): Check that reload hard
	reg can hold value for strict_low_part.

2013-02-07  Jakub Jelinek  <jakub@redhat.com>

	PR debug/56154
	* dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to
	dwarf2out_end_function.
	(in_first_function_p, maybe_at_text_label_p,
	first_loclabel_num_not_at_text_label): New variables.
	(dwarf2out_var_location): In the first function find out
	lowest loclabel_num N where .LVLN is known not to be equal to .Ltext0.
	(find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New
	functions.

2013-02-07  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/56178
	* cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a
	SUBREG of a register.  Tidy up related block of code.
	* fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL
	note if the source is a register or a SUBREG of a register.

2013-02-07  Jakub Jelinek  <jakub@redhat.com>

	PR target/56228
	* config/rs6000/rs6000.md (ptrm): New mode attr.
	(call_indirect_aix<ptrsize>, call_indirect_aix<ptrsize>_nor11,
	call_value_indirect_aix<pttrsize>,
	call_value_indirect_aix<pttrsize>_nor11): Use <ptrm> instead of
	m in constraints.

2013-02-07  Michael Haubenwallner  <michael.haubenwallner@salomon.at>

	* collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable
	if -bnortl. Convert to strcmp and strncmp.

2013-02-07  Alan Modra  <amodra@gmail.com>

	PR target/54009
	* config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM
	addresses won't wrap when offsetting.
	(rs6000_secondary_reload): Provide secondary reloads needed for
	wrapping LO_SUM addresses.

2013-02-06  Thomas Schwinge  <thomas@codesourcery.com>

	* config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define
	MACH, just __MACH__.

2013-02-06  Richard Biener  <rguenther@suse.de>

	* tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP
	instead of calling fix_loop_structure.

2013-02-06  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56217
	* omp-low.c (use_pointer_for_field): Return false if
	lower_send_shared_vars doesn't generate any copy-out code.

2013-02-06  Tom de Vries  <tom@codesourcery.com>

	PR rtl-optimization/56131
	* cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN
	to get the bb of a NOTE_INSN_BASIC_BLOCK.  Handle the case that the bb
	of the label is NULL.  Add comment.

2013-02-05  Jakub Jelinek  <jakub@redhat.com>

	* tree.h (struct tree_decl_with_vis): Remove thread_local field.

	PR sanitizer/55374
	* config/gnu-user.h (LIBTSAN_EARLY_SPEC): Define.
	(STATIC_LIBTSAN_LIBS): Likewise.
	* gcc.c (ADD_STATIC_LIBTSAN_LIBS, LIBTSAN_EARLY_SPEC): Define.
	(LIBTSAN_SPEC): Add ADD_STATIC_LIBTSAN_LIBS, if LIBTSAN_EARLY_SPEC
	is defined, don't add anything else beyond that.
	(SANITIZER_EARLY_SPEC, SANITIZER_SPEC): Define.
	(LINK_COMMAND_SPEC): Use them.

	PR tree-optimization/56205
	* tree-stdarg.c (check_all_va_list_escapes): Return true if
	there are any PHI nodes that set non-va_list_escape_vars SSA_NAME
	and some va_list_escape_vars SSA_NAME appears in some PHI argument.

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

	PR tree-optimization/53342
	PR tree-optimization/53185
	* tree-vectorizer.h (vect_check_strided_load): Remove.
	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do
	not disallow peeling for vectorized strided loads.
	(vect_check_strided_load): Make static and simplify.
	(vect_analyze_data_refs): Adjust.
	* tree-vect-stmts.c (vectorizable_load): Handle peeled loops
	correctly when vectorizing strided loads.

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

	* doc/install.texi: Refer to ISL, not PPL.

2013-02-05  Jan Hubicka  <jh@suse.cz>

	PR tree-optimization/55789
	* params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1.

2013-02-05  Jan Hubicka  <jh@suse.cz>

	PR tree-optimization/55789
	* cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove
	the dead call anyway.

2013-02-05  Eric Botcazou  <ebotcazou@adacore.com>

	PR sanitizer/55374
	* config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard.

2013-02-04  Alexander Potapenko  <glider@google.com>
	    Jack Howarth  <howarth@bromo.med.uc.edu>
	    Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/55617
	* config/darwin.c (sort_ctor_records): Stabilized qsort
	on constructor priority by using original position.
	(finalize_ctors): New routine to sort constructors by
	priority before use in assemble_integer.
	(machopic_asm_out_constructor): Use finalize_ctors if needed.

2013-02-04  Jakub Jelinek  <jakub@redhat.com>

	PR libstdc++/54314
	* config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn
	about visibility on artificial decls.
	* config/sol2.c (solaris_assemble_visibility): Likewise.

2013-02-04  Kai Tietz  <ktietz@redhat.com>

	PR target/56186
	* config/i386/i386.c (function_value_ms_64): Add additional valtype
	argument and improve checking of return-argument types for 16-byte
	modes.
	(ix86_function_value_1): Add additional valtype argument on call
	of function_value_64.
	(return_in_memory_ms_64): Sync 16-byte sized mode handling with
	handling infunction_value_64 function.

2013-02-04  Matthew Gretton-Dann  <matthew.gretton-dann@linaro.org>

	* reload.c (subst_reloads): Fix DEBUG_RELOAD build issue.

2013-02-04  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56188
	* tree-ssa-structalias.c (label_visit): Consider case with
	initially non-empty points-to set.
	(perform_var_substitution): Dump node mapping and clean up.

2013-02-04  Richard Guenther  <rguenther@suse.de>

	PR lto/56168
	* lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin
	node prevail as last resort.
	(lto_symtab_merge_decls): Remove guard on LTRANS here.
	(lto_symtab_prevailing_decl): Builtins are their own prevailing decl.

2013-02-04  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56113
	* tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add):
	Merge into ...
	(equiv_class_lookup_or_add): ... this.
	(label_visit): Adjust and fix error in previous patch.
	(perform_var_substitution): Adjust.

2013-02-03  Oleg Endo  <olegendo@gcc.gnu.org>

	* config/sh/divtab.c: Fix formatting and comments throughout the file.
	* config/sh/sh4-300.md: Likewise.
	* config/sh/sh4a.md: Likewise.
	* config/sh/constraints.md: Likewise.
	* config/sh/sh.md: Likewise.
	* config/sh/netbsd-elf.h: Likewise.
	* config/sh/predicates.md: Likewise.
	* config/sh/sh-protos.h: Likewise.
	* config/sh/ushmedia.h: Likewise.
	* config/sh/linux.h: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sh/superh.h: Likewise.
	* config/sh/elf.h: Likewise.
	* config/sh/sh4.md: Likewise.
	* config/sh/sh.h: Likewise.

2013-02-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* config/pa/constraints.md: Adjust unused letters.  Change "T"
	constraint to match_test floating_point_store_memory_operand().
	* config/pa/predicates.md (reg_plus_base_memory_operand): New.
	(base14_operand): New.
	(floating_point_store_memory_operand): New.
	(integer_store_memory_operand): Revise to use base14_operand and
	reg_plus_base_memory_operand.
	(move_dest_operand): Allow symbolic_memory_operands.
	(symbolic_memory_operand): Check for LO_SOM.
	(symbolic_operand): Change default case to break.
	* config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force
	CONST_DOUBLE values to be reloaded by putting them into memory when
	the destination is a floating point register.
	(movdf): Remove code to handle CONST_DOUBLE.
	(movsf): Likewise.
	(reload_indf_r1): New.
	(reload_insf_r1): New.
	Consistently use "Q" and "T" constraints with integer and floating
	point move instructions, respectively.
	(movdi): Remove FAIL.
	Change predicate for source operand unamed DImode move from
	general_operand to move_src_operand.
	(umulsidi3): Change predicate for destination operand to
	register_operand.
	Likewise for similar unamed patterns.
	* config/pa/pa-protos.h (pa_legitimize_reload_address): Declare.
	* config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis.
	(hppa_legitimize_address): Simplify mask calculation.
	(pa_emit_move_sequence): Revised handling of secondary reloads from
	REG+D addresses for floating point loads and stores.  Directly handle
	loading CONST0_RTX (mode) to a floating point register.
	(pa_secondary_reload): Handle reloading DF and SFmode constant values
	to floating point registers.  Don't restrict secondary reloads to
	floating point registers to integer modes.  Revise some comments and
	cleanup some code.
	(TARGET_LEGITIMATE_ADDRESS_P): Define.
	(pa_legitimate_address_p): New.
	(pa_legitimize_reload_address): New.
	* config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New.
	(STRICT_REG_OK_FOR_BASE_P): New.
	(GO_IF_LEGITIMATE_ADDRESS): Delete.  Update some related comments.
	(LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address.

2013-02-03  David Edelsohn  <dje.gcc@gmail.com>
	    Andrew Dixie  <andrewd@gentrack.com>

	* collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
	flag set.

2013-02-03  Richard Sandiford  <rdsandiford@googlemail.com>

	* expmed.c (extract_bit_field_1): Pass the full width of the
	structure to get_best_reg_extraction_insn.

2013-02-01  David Edelsohn  <dje.gcc@gmail.com>

	PR target/54601
	* configure.ac (use_cxa_atexit): Add AIX.
	* configure: Regenerate.

	* config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o.

2013-02-01  Jakub Jelinek  <jakub@redhat.com>

	PR debug/54793
	* final.c (need_profile_function): New variable.
	(final_start_function): Drop ATTRIBUTE_UNUSED from first argument.
	If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG
	is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED
	notes, targetm.asm_out.function_prologue doesn't emit anything,
	HAVE_prologue and profiler should be emitted before prologue,
	set need_profile_function instead of emitting it.
	(final_scan_insn): If need_profile_function, emit
	profile_function on the first NOTE_INSN_BASIC_BLOCK or
	NOTE_INSN_FUNCTION_BEG note.

2013-02-01  Richard Henderson  <rth@redhat.com>

	* config/rs6000/rs6000.md (smulditi3): New.
	(umulditi3): New.

	* config/alpha/alpha.md (umulditi3): New.

2013-02-01  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2.
	(ASM_OUTPUT_ALIGNED_LOCAL): New.

2013-02-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56113
	* tree-ssa-structalias.c (label_visit): Reduce work for
	single-predecessor nodes.

2013-02-01  Eric Botcazou  <ebotcazou@adacore.com>

	* fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
	range isn't testing for zero.

2013-01-31  Steven Bosscher  <steven@gcc.gnu.org>

	PR middle-end/56113
	* fwprop.c (fwprop_init): Set up loops without CFG modifications.

2013-01-31  Hiroyuki Ono  <hiroyuki.ono.jc@renesas.com>
	    Nick Clifton  <nickc@redhat.com>

	* config/v850/constraints.md (Q): Define as a memory constraint.
	* config/v850/predicates.md (label_ref_operand): New predicate.
	(e3v5_shift_operand): New predicate.
	(ior_operator): New predicate.
	* config/v850/t-v850: Add e3v5 multilib.
	* config/v850/v850-protos.h (v850_adjust_insn_length): Prototype.
	(v850_gen_movdi): Prototype.
	* config/v850/v850.c: Add support for e3v5 architecture.
	Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to
	TARGET_V850E_UP.
	(construct_save_jarl): Add e3v5 long JARL support.
	(v850_adjust_insn_length): New function.  Adjust length of call
	insns when using e3v5 instructions.
	(v850_gen_movdi): New function: Generate instructions to move a
	DImode value.
	* config/v850/v850.h (TARGET_CPU_v850e3v5): Define.
	(CPP_SPEC): Define __v850e3v5__ as appropriate.
	(TARGET_USE_FPU): Enable for e3v5.
	(CONST_OK_FOR_W): New macro.
	(ADJUST_INSN_LENGTH): Define.
	* config/v850/v850.md (UNSPEC_LOOP): Define.
	(attr cpu): Add v850e3v5.
	Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP.
	(movdi): New pattern.
	(movdi_internal): New pattern.
	(cbranchsf4): Conditionalize on TARGET_USE_FPU.
	(cbranchdf4): Conditionalize on TARGET_USE_FPU.
	(cstoresf4): Likewise.
	(cstoredf4): Likewise.
	(insv): New pattern.
	(rotlso3_a): New pattern.
	(rotlsi3_b): New pattern
	(rotlsi3_v850e3v5): New pattern.
	(doloop_begin): New pattern.
	(fix_loop_counter): New pattern.
	(doloop_end): New pattern.
	(branch_normal): Add e3v5 long branch support.
	(branch_invert): Likewise.
	(branch_z_normal): Likewise.
	(branch_z_invert): Likewise.
	(branch_nz_normal): Likewise.
	(branch_nz_invert): Likewise.
	(call_internal_short): Add e3v5 register-indirect JARL support.
	(call_internal_long): Likewise.
	(call_value_internal_short): Likewise.
	(call_value_internal_long): Likewise.
	* config/v850/v850.opt (mv850e3v5, mv850e2v4): New options.
	(mloop): New option.
	* config.gcc: Add support for configuring v840e3v5 target.
	* doc/invoke.texi: Document new v850 specific command line options.

2013-01-31  Paul Koning  <ni1d@arrl.net>

	PR debug/55059
	PR debug/54508
	* dwarf2out.c (prune_unused_types_mark): Mark all of parent's
	children if parent is a class.
	(prune_unused_types_prune): Don't add DW_AT_declaration.

2013-01-31  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56157
	* tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to
	match up operand with SLP child.

2013-01-31  Jason Merrill  <jason@redhat.com>

	PR debug/54410
	* dwarf2out.c (gen_struct_or_union_type_die): Always schedule template
	parameters the first time.
	(gen_scheduled_generic_parms_dies): Check completeness here.

2013-01-31  Richard Biener  <rguenther@suse.de>

	PR middle-end/53073
	* common.opt (faggressive-loop-optimizations): New flag,
	enabled by default.
	* doc/invoke.texi (faggressive-loop-optimizations): Document.
	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard
	infer_loop_bounds_from_undefined by it.

2013-01-31  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56150
	* tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not
	visit virtual operands.
	(find_uses_to_rename_bb): Likewise.

2013-01-31  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56150
	* tree-ssa-tail-merge.c (gimple_equal_p): Properly handle
	mixed store non-store stmts.

2013-01-30  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/55374
	* gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if
	LIBASAN_EARLY_SPEC is defined.
	(LIBASAN_EARLY_SPEC): Define to empty string if not already defined.
	(LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address,
	before %o.
	* config/gnu-user.h (LIBASAN_EARLY_SPEC): Define.

	PR c++/55742
	* config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose
	invalid args instead of ICEing on it.
	(ix86_valid_target_attribute_tree): Return error_mark_node if
	ix86_valid_target_attribute_inner_p failed.
	(ix86_valid_target_attribute_p): Return false only if
	ix86_valid_target_attribute_tree returned error_mark_node.  Allow
	target("default") attribute.
	(sorted_attr_string): Change argument from const char * to tree,
	merge in all target attribute arguments rather than just one.
	Formatting fix.  Use XNEWVEC instead of xmalloc and XDELETEVEC
	instead of free.  Avoid using strcat.
	(ix86_mangle_function_version_assembler_name): Mangle
	target("default") as if no target attribute is present.  Adjust
	sorted_attr_string caller.  Avoid leaking memory.  Use XNEWVEC
	instead of xmalloc and XDELETEVEC instead of free.
	(ix86_function_versions): Don't return true if one of the decls
	doesn't have target attribute.  If they don't and one of the decls
	is DECL_FUNCTION_VERSIONED, report an error.  Adjust
	sorted_attr_string caller.  Use XDELETEVEC instead of free.
	(ix86_supports_function_versions): Remove.
	(make_name): Fix up formatting.
	(make_dispatcher_decl): Remove resolver_name and its initialization.
	Avoid leaking memory.
	(is_function_default_version): Return true if there is
	target("default") attribute rather than no target attribute at all.
	(make_resolver_func): Avoid leaking memory.
	(ix86_generate_version_dispatcher_body): Likewise.
	(TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove.
	* target.def (supports_function_versions): Remove.
	* doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove.
	* doc/tm.texi: Regenerated.

2013-01-30  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/56144
	* lra-constraints.c (get_reload_reg): Don't reuse reload pseudo
	for values with side effects.

2013-01-30  Richard Biener  <rguenther@suse.de>

	* sparseset.h (sparseset_bit_p): Use gcc_checking_assert.
	(sparseset_pop): Likewise.
	* cfganal.c (compute_idf): Likewise.  Increase work-stack size
	to be able to use quick_push in the worker loop.

2013-01-30  Marek Polacek  <polacek@redhat.com>

	* cfgcleanup.c (cleanup_cfg): Don't mark affected BBs.

2013-01-30  Richard Biener  <rguenther@suse.de>

	PR lto/56147
	* lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN check.

2013-01-30  Georg-Johann Lay  <avr@gjlay.de>

	PR tree-optimization/56064
	* fixed-value.c (fixed_from_double_int): New function.
	* fixed-value.h (fixed_from_double_int): New prototype.
	(const_fixed_from_double_int): New static inline function.
	* fold-const.c (native_interpret_fixed): New static function.
	(native_interpret_expr) <FIXED_POINT_TYPE>: Use it.
	(can_native_interpret_type_p) <FIXED_POINT_TYPE>: Return true.
	(native_encode_fixed): New static function.
	(native_encode_expr) <FIXED_CST>: Use it.
	(native_interpret_int): Move double_int worker code to...
	* double-int.c (double_int::from_buffer): ...this new static method.
	* double-int.h (double_int::from_buffer): Prototype it.

2013-01-30  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (final_solutions, final_solutions_obstack):
	New pointer-map and obstack.
	(init_alias_vars): Allocate pointer-map and obstack.
	(delete_points_to_sets): Free them.
	(find_what_var_points_to): Cache result.
	(find_what_p_points_to): Adjust for changed interface of
	find_what_var_points_to.
	(compute_points_to_sets): Likewise.
	(ipa_pta_execute): Likewise.

2013-01-30  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (HAVE_AS_SPARC_NOBITS): New test.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit
	#nobits/#progbits if supported.

2013-01-29  Oleg Endo  <olegendo@gcc.gnu.org>

	PR target/56121
	* config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a,
	bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a,
	bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition.

2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove.
	(cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all.

2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL.
	* config/arm/cortex-a7.md (cortex_a7_call): Update required units.

2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm-protos.h (arm_mac_accumulator_is_result): New
	declaration.
	* config/arm/arm.c (arm_mac_accumulator_is_result): New function.
	* config/arm/cortex-a7.md: New bypasses using
	arm_mac_accumulator_is_result.

2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/cortex-a7.md (cortex_a7_neon_mul):  New reservation.
	(cortex_a7_neon_mla): Likewise.
	(cortex_a7_fpfmad): New reservation.
	(cortex_a7_fpmacs): Use ffmas and update required units.
	(cortex_a7_fpmuld): Update required units and latency.
	(cortex_a7_fpmacd): Likewise.
	(cortex_a7_fdivs, cortex_a7_fdivd): Likewise.
	(cortex_a7_neon). Likewise.
	(bypass) Update participating units.

2013-01-29  Greta Yorsh  <Greta.Yorsh@arm.com>

	* config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute.
	* config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type
	from fmac to ffma.
	* config/arm/vfp11.md (vfp_farith): Use ffmas.
	(vfp_fmul): Use ffmad.
	* config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas.
	(cortex_r4_fmacd): Use ffmad.
	* config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas.
	* config/arm/cortex-a9.md (cortex_a9_fmacs):  Use ffmas.
	(cortex_a9_fmacd): Use ffmad.
	* config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas.
	(cortex_a8_vfp_macd): Use ffmad.
	* config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas.
	(cortex_a5_fpmacd): Use ffmad.
	* config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas.
	(cortex_a15_vfp_macd): Use ffmad.
	* config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad.

2013-01-29  Jason Merrill  <jason@redhat.com>

	PR libstdc++/54314
	* varasm.c (default_assemble_visibility): Don't warn about
	visibility on artificial decls.

2013-01-29  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56113
	* tree-ssa-structalias.c (equiv_class_lookup): Also return
	the bitmap leader.
	(label_visit): Free duplicate bitmaps and record the leader instead.
	(perform_var_substitution): Adjust.

2013-01-29  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/55270
	* tree-ssa-dom.c (eliminate_degenerate_phis): If we changed
	the CFG, schedule loops for fixup.

2013-01-29  Nick Clifton  <nickc@redhat.com>

	* config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow
	SP_REG.

2013-01-28  Leif Ekblad  <leif@rdos.net>

	* config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets.
	* config/i386/i386.h (TARGET_RDOS): New macro.
	(DEFAULT_LARGE_SECTION_THRESHOLD): New macro.
	* config/i386/i386.c (ix86_option_override_internal): For 64bit
	TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1.
	* config/i386/i386.opt (mlarge-data-threshold): Initialize to
	DEFAULT_LARGE_SECTION_THRESHOLD.
	* config/i386/i386.md (R14_REG, R15_REG): New constants.
	* config/i386/rdos.h: New file.
	* config/i386/rdos64.h: New file.

2013-01-28  Bernd Schmidt  <bernds@codesourcery.com>

	PR other/54814
	* reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of
	TEST_HARD_REG_BIT.

2013-01-28  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/56117
	* sched-deps.c (sched_analyze_2) <case PREFETCH>: For use_cselib
	call cselib_lookup_from_insn on the MEM before calling
	add_insn_mem_dependence.

2013-01-28  Richard Biener  <rguenther@suse.de>

	* tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK
	to a stmt that didn't have one.
	(copy_phis_for_bb): Likewise for PHI arguments.
	(copy_debug_stmt): Likewise for debug stmts.

2013-01-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/56034
	* tree-loop-distribution.c (enum partition_kind): Add PKIND_REDUCTION.
	(partition_builtin_p): Adjust.
	(generate_code_for_partition): Handle PKIND_REDUCTION.  Assert
	it is the last partition.
	(rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking
	up the vertex for the definition.
	(classify_partition): Classify whether a partition is a
	PKIND_REDUCTION, thus has uses outside of the loop.
	(ldist_gen): Inherit PKIND_REDUCTION when merging partitions.
	Merge all PKIND_REDUCTION partitions into the last partition.
	(tree_loop_distribution): Seed partitions from reductions as well.

2013-01-28  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56125
	* tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
	pow(x,c) into sqrt(x) * powi(x, n/2) or
	1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
	optimizing for size.
	Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
	1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
	integer.

	PR tree-optimization/56094
	* gimplify.c (force_gimple_operand_1): Temporarily set input_location
	to UNKNOWN_LOCATION while gimplifying expr.

2013-01-27  Uros Bizjak  <ubizjak@gmail.com>

	PR target/56114
	* config/i386/i386.md (*movabs<mode>_1): Add square brackets around
	operand 0 in movabs insn template for -masm=intel asm alternative.
	(*movabs<mode>_2): Ditto for operand 1.

2013-01-26  David Holsgrove  <david.holsgrove@xilinx.com>

	PR target/54663
	* config.gcc (microblaze*-linux*): Add tmake_file to allow building
	of microblaze-c.o

2013-01-26  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update
	tm_file.

2013-01-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS):
	Undef to avoid warning.

2013-01-25  Michael Haubenwallner  <michael.haubenwallner@salomon.at>

	* configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld.
	* configure: Regenerate.

2013-01-25  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56098
	* tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
	for stmts with volatile ops.
	(cond_store_replacement): Don't optimize if assign has volatile ops.
	(cond_if_else_store_replacement_1): Don't optimize if either
	then_assign or else_assign have volatile ops.
	(hoist_adjacent_loads): Don't optimize if either def1 or def2 have
	volatile ops.

2013-01-25  Georg-Johann Lay  <avr@gjlay.de>

	* doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.

2013-01-25  Georg-Johann Lay  <avr@gjlay.de>

	* doc/extend.texi (Example of asm with clobbered asm reg): Fix
	missing ':' in asm example.

2013-01-25  Tejas Belagod  <tejas.belagod@arm.com>

	* config/aarch64/aarch64-simd-builtins.def: Separate sq<r>dmulh_lane
	entries into lane and laneq entries.
	* config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_lane<mode>):
	Remove AdvSIMD scalar modes.
	(aarch64_sq<r>dmulh_laneq<mode>): New.
	(aarch64_sq<r>dmulh_lane<mode>): New RTL pattern for Scalar AdvSIMD
	modes.
	* config/aarch64/arm_neon.h: Fix all the vq<r>dmulh_lane* intrinsics'
	builtin implementations to relfect changes in RTL in aarch64-simd.md.
	* config/aarch64/iterators.md (VCOND): New.
	(VCONQ): New.

2013-01-25  Georg-Johann Lay  <avr@gjlay.de>

	PR target/54222
	* config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument.
	Add NULL LIBNAME argument to existing definitions.
	(ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New.
	* config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument.
	* config/avr/avr.c (DEF_BUILTIN): Same.
	(avr_init_builtins): Pass down LIBNAME to add_builtin_function.
	(avr_expand_builtin): Expand to a vanilla call if a libgcc
	implementation is available (DECL_ASSEMBLER_NAME is set).
	(avr_fold_absfx): New static function.
	(avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR,
	AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR,
	AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK,
	AVR_BUILTIN_ABSLLK.
	* config/avr/stdfix.h (abshr, absr, abslr, absllr)
	(abshk, absk, abslk, absllk): Provide as static inline functions.

2013-01-25  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/56035
	* cfgloopmanip.c (fix_loop_structure): Remove redundant condition.

2012-01-24  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative.
	(*movtf_internal_rex64): Add (!o,C) alternative
	(*movxf_internal_rex64): Ditto.
	(*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.

2013-01-24  Shenghou Ma  <minux.ma@gmail.com>

	* doc/invoke.texi: fix typo.
	* doc/objc.texi: fix typo.

2013-01-24  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/mips.md (*and<mode>3_mips16): Use the "W" constraint
	for the first two alternatives.

2013-01-24  Diego Novillo  <dnovillo@google.com>

	* Makefile.in (GGC): Remove.  Replace all instances with ggc-page.o.
	(ggc-zone.o): Remove.
	* configure.ac: Remove option --with-gc.
	* configure: Re-generate.
	* doc/install.texi: Remove documentation for --with-gc.
	* gengtype.c (write_enum_defn): Remove.  Update all users.
	(write_Types_process_field): Remove generation of gt_e_* argument.
	(output_type_enum): Remove.  Update all users.
	(write_enum_defn): Remove.  Update all users.
	(enum alloc_zone): Remove.  Update all users.
	(write_splay_tree_allocator_def): Remove generation of gt_e_* argument.
	* ggc-common.c (ggc_splay_alloc): Remove first argument.
	Update all callers.
	(struct ptr_data): Remove field TYPE.  Update all users.
	(gt_pch_note_object): Remove argument TYPE.  Update all users.
	* ggc-internal.h (ggc_pch_alloc_object): Remove last argument.
	Update all users.
	* ggc-none.c (ggc_alloc_typed_stat): Remove.
	(struct alloc_zone): Remove.
	(ggc_internal_alloc_zone_stat): Remove.
	(ggc_internal_cleared_alloc_zone_stat): Remove.
	* ggc-page.c (ggc_alloc_typed_stat): Remove.
	(ggc_pch_count_object): Remove last argument.  Update all users.
	(ggc_pch_alloc_object): Remove last argument.  Update all users.
	(struct alloc_zone): Remove.
	* ggc-zone.c: Remove.
	* ggc.h (gt_pch_note_object): Remove last argument.  Update all users.
	(struct alloc_zone): Remove.
	(ggc_alloc_typed_stat): Remove.
	(ggc_alloc_typed): Remove.
	(ggc_splay_alloc): Remove first argument.
	(rtl_zone): Remove.  Update all users.
	(tree_zone): Remove.  Update all users.
	(tree_id_zone): Remove.  Update all users.
	(ggc_internal_zone_alloc_stat): Remove.  Update all users.
	(ggc_internal_zone_cleared_alloc_stat): Remove.  Update all users.
	(ggc_internal_zone_vec_alloc_stat): Remove.  Update all users.
	* tree-ssanames.c: Remove references to zone allocator in comments.

2013-01-24  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.c (avr_out_fract): Make register numbers that
	might be outside of source operand signed.

2013-01-24  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/constraints.md (Yf): New constraint.
	* config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead
	of f constraint to conditionaly disable x87 register preferences.
	(*movdf_internal): Ditto.
	(*movsf_internal): Ditto.

2013-01-24  Steven Bosscher  <steven@gcc.gnu.org>

	PR inline-asm/55934
	* lra-assigns.c (assign_by_spills): Throw away the pattern of asms
	that have operands with impossible constraints.
	Add a FIXME for a speed-up opportunity.
	* lra-constraints.c (process_alt_operands): Verify that a class
	selected from constraints on asms is valid for the operand mode.
	(curr_insn_transform): Remove incorrect comment.

2013-01-23  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that
	TOC operand is a valid symbol ref in the constant pool.

2013-01-23  Edgar E. Iglesias  <edgar.iglesias@gmail.com>

	* config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS

2013-01-23  Georg-Johann Lay  <avr@gjlay.de>

	PR target/54222
	* config/avr/stdfix.h: New file.
	* t-avr (stdfix-gcc.h): New rule to build it.
	(EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h.

2013-01-23  Kostya Serebryany  <kcc@google.com>

	* config/darwin.h: remove dependency on
	CoreFoundation (asan on Mac OS).

2013-01-23  Jakub Jelinek  <jakub@redhat.com>

	PR target/49069
	* config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand
	instead of cmpdi_operand for first comparison operand.
	Don't assert that comparison operands aren't both constants.

2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/install.texi (Downloading the Source): Update references to
	downloading separate components.

2013-01-22  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/extend.texi (__int128): Improve grammar.

2013-01-22  Uros Bizjak  <ubizjak@gmail.com>

	PR target/56028
	* config/i386/i386.md (*movti_internal_rex64): Change (o,riF)
	alternative to (o,r).
	(*movdi_internal_rex64): Remove (!o,n) alternative.
	(DImode immediate->memory splitter): Remove.
	(DImode immediate->memory peephole2): Remove.
	(movtf): Enable for TARGET_64BIT || TARGET_SSE.
	(*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
	alternative to (!o,*r).
	(*movtf_internal_sse): New pattern.
	(*movxf_internal_rex64): New pattern.
	(*movxf_internal): Disable for TARGET_64BIT.
	(*movdf_internal_rex64): Remove (!o,F) alternative.

2013-01-22  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56074
	* dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc)
	isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION.
	* tree-vect-loop-manip.c (find_loop_location): Also ignore
	stmt locations where LOCATION_LOCUS of the stmt location is
	UNKNOWN_LOCATION or BUILTINS_LOCATION.

	PR target/55686
	* config/i386/i386.md (UNSPEC_STOS): New.
	(strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1,
	*strsetqi_1): Add UNSPEC_STOS.

2013-01-22  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/56067
	* doc/invoke.texi: Remove left over -Wsynth example.

2013-01-21  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56051
	* fold-const.c (fold_binary_loc): Don't fold
	X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
	a narrowing conversion, or widening conversion from signed
	to unsigned.

2013-01-21  Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/56023
	* haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
	dependent on debug instruction.

2013-01-21  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/56022
	* function.c (allocate_struct_function): Call
	invoke_set_current_function_hook earlier.

2013-01-21  Jakub Jelinek  <jakub@redhat.com>

	* reload1.c (init_reload): Only initialize reload_obstack
	during the first call.

2013-01-21  Marek Polacek  <polacek@redhat.com>

	* cfgloop.c (verify_loop_structure): Fix up grammar.

2013-01-21  Yi-Hsiu Hsu  <ahsu@marvell.com>

	* config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift,
	pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift.

2013-01-21  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/56058
	* config/arm/marvell-pj4.md: Update copyright year.
	Fix up use of alu to alu_reg and simple_alu_imm.

2013-01-21  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA.

2013-01-20  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/55433
	* lra-constraints.c (curr_insn_transform): Don't reuse original
	insn for secondary memory move when memory mode should be different.

2013-01-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi,
	atomic_storedi_1): New patterns.

2013-01-20  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

	btver2 pipeline descriptions.
	* config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline
	descriptions.
	* config/i386/i386.md (btver2_decode): New type attributes.
	* config/i386/sse.md (btver2_decode, btver2_sse_attr): New
	type attributes.
	* config/i386/btver2.md: New file describing btver2 pipelines.

2013-01-19  Andrew Pinski  <apinski@cavium.com>

	PR tree-optimization/52631
	* tree-ssa-sccvn (visit_use): Before looking up the original
	statement, try looking up the simplified expression.

2013-01-19  Anthony Green  <green@moxielogic.com>

	* config/moxie/moxie.c (moxie_expand_prologue): Set
	current_function_static_stack_size.

2013-01-18  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/56029
	* tree-phinodes.c (reserve_phi_args_for_new_edge): Set
	gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION.

2013-01-18  Sharad Singhai  <singhai@google.com>

	PR tree-optimization/55995
	* dumpfile.c (dump_loc): Print location only if available.
	* tree-vectorizer.c (increase_alignment): Intialize vect_location.

2013-01-18  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/55433
	* lra-constraints.c (curr_insn_transform): Reuse original insn for
	secondary memory move.
	(inherit_reload_reg): Use rclass instead of cl for
	check_secondary_memory_needed_p.

2013-01-18  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/56015
	* expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
	the case where writing real complex part of target modifies op1.

2013-01-18  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-simd.md
	(aarch64_vcond_internal<mode>): Handle unordered cases.
	* config/aarch64/iterators.md (v_cmp_result): New.

2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/arm/marvell-pj4.md: New file.
	* config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
	* config/arm/arm.md (generic_sched): Add marvell_pj4.
	(generic_vfp): Likewise.
	* config/arm/arm-cores.def: Add marvell-pj4.
	* config/arm/arm-tune.md: Regenerate.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
	* doc/invoke.texi: Document marvell-pj4.

2013-01-18  Tejas Belagod  <tejas.belagod@arm.com>

	* config/aarch64/arm_neon.h: Map scalar types to standard types.

2013-01-18  Alexandre Oliva  <aoliva@redhat.com>

	PR debug/54114
	PR debug/54402
	PR debug/49888
	* var-tracking.c (negative_power_of_two_p): New.
	(global_get_addr_cache, local_get_addr_cache): New.
	(get_addr_from_global_cache, get_addr_from_local_cache): New.
	(vt_canonicalize_addr): Rewrite using the above.  Adjust the
	heading comment.
	(vt_stack_offset_p): Remove.
	(vt_canon_true_dep): Always canonicalize loc's address.
	(clobber_overlapping_mems): Make sure we have a MEM.
	(local_get_addr_clear_given_value): New.
	(val_reset): Clear local cached entries.
	(compute_bb_dataflow): Create and release the local cache.
	Disable duplicate MEMs clobbering.
	(emit_notes_in_bb): Clobber MEMs likewise.
	(vt_emit_notes): Create and release the local cache.
	(vt_initialize, vt_finalize): Create and release the global
	cache, respectively.
	* alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs.

2013-01-18  Alexandre Oliva  <aoliva@redhat.com>

	PR libmudflap/53359
	* tree-mudflap.c (mudflap_finish_file): Skip deferred decls
	not found in the symtab.

2013-01-18  Alexandre Oliva  <aoliva@redhat.com>

	PR debug/56006
	PR rtl-optimization/55547
	PR rtl-optimization/53827
	PR debug/53671
	PR debug/49888
	* alias.c (offset_overlap_p): New, factored out of...
	(memrefs_conflict_p): ... this.  Use absolute sizes.  Retain
	the conservative special case for symbolic constants.  Don't
	adjust zero sizes on alignment.

2013-01-18  Bernd Schmidt  <bernds@codesourcery.com>

	PR rtl-optimization/52573
	* regrename.c (build_def_use): Ignore REG_DEAD notes if there is a
	REG_UNUSED for the same register.

2013-01-17  Richard Biener  <rguenther@suse.de>
	    Marek Polacek  <polacek@redhat.com>

	PR rtl-optimization/55833
	* loop-unswitch.c (unswitch_loops): Move loop verification...
	(unswitch_single_loop): ...here.  Call mark_irreducible_loops.
	* cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter.
	Set it to true when we're removing a loop from hierarchy tree in
	an irreducible region.
	(fix_bb_placements): Adjust caller.
	(fix_loop_placements): Likewise.

2013-01-17  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/builtins.def (DEF_BUILTIN): Factor out
	"__builtin_avr_" from NAME, turn NAME to an uppercase identifier.
	Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'.
	Remove ID.  Adjust comments.
	* config/avr/avr-c.c (avr_builtin_name): Remove.
	(avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop.
	* config/avr/avr.c (avr_tolower): New static function.
	(DEF_BUILTIN): Remove parameter ID.  Prefix ICODE by 'CODE_FOR_'.
	Stringify NAME, prefix it with "__builtin_avr_" and lowercase it.
	(avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for
	default expansion.

2013-01-17  Jan Hubicka  <jh@suse.cz>

	PR tree-optimization/55273
	* loop-iv.c (iv_number_of_iterations): Consider zero iteration case.

2013-01-17  Uros Bizjak  <ubizjak@gmail.com>

	PR target/55981
	* config/i386/sync.md (atomic_store<mode>): Always generate SWImode
	store through atomic_store<mode>_1.
	(atomic_store<mode>_1): Macroize insn using SWI mode iterator.

2013-01-17  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimizations/55264
	* ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
	for virtual methods.
	* ipa.c (symtab_remove_unreachable_nodes): Never return true for
	virtual methods before inlining is over.
	* cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for
	virtual functions.
	* cgraphclones.c (cgraph_create_virtual_clone): Mark clones as
	non-virtual.

2013-01-16  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/56005
	* sched-deps.c (sched_analyze_2): Check deps->readonly for adding
	pending reads for prefetch.

2013-01-16  Ian Bolton  <ian.bolton@arm.com>

	* config/aarch64/aarch64.md
	(*cstoresi_neg_uxtw): New pattern.
	(*cmovsi_insn_uxtw): New pattern.
	(*<optab>si3_uxtw): New pattern.
	(*<LOGICAL:optab>_<SHIFT:optab>si3_uxtw): New pattern.
	(*<optab>si3_insn_uxtw): New pattern.
	(*bswapsi2_uxtw): New pattern.

2013-01-16  Richard Biener  <rguenther@suse.de>

	* tree-inline.c (tree_function_versioning): Remove set but
	never used variable.

2013-01-16  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/55964
	* tree-flow.h (rename_variables_in_loop): Remove.
	(rename_variables_in_bb): Likewise.
	* tree-loop-distribution.c (update_phis_for_loop_copy): Remove.
	(copy_loop_before): Adjust and delete update-ssa status.
	* tree-vect-loop-manip.c (rename_variables_in_bb): Make static.
	(rename_variables_in_bb): Likewise.  Properly walk over predecessors.
	(rename_variables_in_loop): Remove.
	(slpeel_update_phis_for_duplicate_loop): Likewise.
	(slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops,
	use available cfg machinery instead of duplicating it.
	Update PHI nodes and perform poor-mans SSA update here.
	(slpeel_tree_peel_loop_to_edge): Adjust.

2013-01-16  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/54767
	PR tree-optimization/53465
	* tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
	(vrp_visit_phi_node): For PHI arguments coming via backedges
	drop all symbolical range information.
	(execute_vrp): Compute backedges.

2013-01-16  Richard Biener  <rguenther@suse.de>

	* doc/install.texi: Update CLooG and ISL requirements to
	0.18.0 and 0.11.1.

2013-01-16  Christian Bruel  <christian.bruel@st.com>

	PR target/55301
	* config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
	(broken_move): Handle UNSPECV_SP_SWITCH_B.
	* config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).

2013-01-16  DJ Delorie  <dj@redhat.com>

	* config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
	(UNSPECV_SP_SWITCH_E): New.
	(sp_switch_1): Change to an unspec.
	(sp_switch_2): Change to an unspec.  Don't use post-inc when we
	replace $r15.

2013-01-16  Uros Bizjak  <ubizjak@gmail.com>

	* emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
	with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
	* optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
	(expand_mem_thread_fence): Ditto.
	(expand_mem_signal_fence): Ditto.
	(expand_atomic_load): Ditto.
	(expand_atomic_store): Ditto.

2013-01-16  Alexandre Oliva  <aoliva@redhat.com>

	PR rtl-optimization/55547
	PR rtl-optimization/53827
	PR debug/53671
	PR debug/49888
	* alias.c (memrefs_conflict_p): Set sizes to negative after
	AND adjustments.

2013-01-15  Jakub Jelinek  <jakub@redhat.com>

	PR target/55940
	* function.c (thread_prologue_and_epilogue_insns): Always
	add crtl->drap_reg to set_up_by_prologue.set, even if
	stack_realign_drap is false.

2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>

	* config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
	and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
	*call): Fix indention.

2013-01-15  Tom de Vries  <tom@codesourcery.com>

	PR target/55876
	* optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
	Update comment.

2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55153
	* sched-deps.c (sched_analyze_2): Add pending reads for prefetch.

2013-01-15  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/55920
	* tree-sra.c (analyze_access_subtree): Do not mark non-removable
	accesses as grp_to_be_debug_replaced.

2013-01-15  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/55920
	* tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
	there is non-useless type conversion needed from debug rhs to lhs,
	use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.

2013-01-15  Joseph Myers  <joseph@codesourcery.com>
	    Mikael Pettersson  <mikpe@it.uu.se>

	PR target/43961
	* config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
	Thumb.
	(ASM_OUTPUT_CASE_LABEL): Remove.
	(ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
	* final.c (shorten_branches): Update alignment of labels before
	jump tables if CASE_VECTOR_SHORTEN_MODE.

2013-01-15  Richard Biener  <rguenther@suse.de>

	PR bootstrap/55961
	* system.h: Do not include gmp.h for building host tools.

2013-01-15  Richard Biener  <rguenther@suse.de>

	PR middle-end/55882
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
	account for bitpos when computing alignment.

2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>

	* config/i386/i386-c.c (ix86_target_macros_internal): New case.
	(ix86_target_macros_internal): Likewise.

	* config/i386/i386.c (m_CORE2I7): Removed.
	(m_CORE_HASWELL): New macro.
	(m_CORE_ALL): Likewise.
	(initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
	(initial_ix86_arch_features): Likewise.
	(processor_target_table): Initializations for Core avx2.
	(cpu_names): New names "core-avx2".
	(ix86_option_override_internal): Changed PROCESSOR_COREI7 by
	PROCESSOR_CORE_HASWELL.
	(ix86_issue_rate): New case.
	(ia32_multipass_dfa_lookahead): Likewise.
	(ix86_sched_init_global): Likewise.

	* config/i386/i386.h (TARGET_HASWELL): New macro.
	(target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
	(processor_type): New PROCESSOR_HASWELL.

2013-01-15  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/55955
	* tree-vect-loop.c (vectorizable_reduction): Give up early on
	*SHIFT_EXPR and *ROTATE_EXPR codes.

	PR tree-optimization/48766
	* opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
	-ftrapv disable -fwrapv.

2013-01-14  Georg-Johann Lay  <avr@gjlay.de>

	PR target/55974
	* config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
	etc. to 1 and not to __flash.
	Use LL suffix for __INT24_MAX__ with -mint8.
	Use ULL suffix for __UINT24_MAX__ with -mint8.

2013-01-14  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr-arch.h
	(struct base_arch_s): Use typedef avr_arch_t instead.
	(struct arch_info_s): Use typedef avr_arch_info_t instead.
	(struct mcu_type_s): Use typedef avr_mcu_t instead.
	* config/avr/avr.c: Same.
	* config/avr/avr-devices.c: Same.
	* config/avr/driver-avr.c: Same.
	* config/avr/gen-avr-mmcu-texi.c: Same.
	* config/avr/avr-mcus.def: Adjust comment.

2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>

	* config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
	* config/aarch64/iterators.md (VALLDI): New.

2013-01-14  Uros Bizjak  <ubizjak@gmail.com>
	    Andi Kleen  <ak@linux.intel.com>

	PR target/55948
	* config/i386/sync.md (atomic_store<mode>_1): New pattern.
	(atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
	memmodel flag.

2013-01-14  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr-stdint.h: Remove trailing blanks.
	* config/avr/avr-log.h: Same.
	* config/avr/avr-arch.h: Same.
	* config/avr/avr-devices.c: Same.
	* config/avr/avr-dimode.md: Same.
	* config/avr/predicates.md: Same.
	* config/avr/avr-c.c: Same.  And fix typo.

	* config/avr/avr-protos.h: Same.  And:
	(function_arg_regno_p): Rename to avr_function_arg_regno_p.
	(init_cumulative_args): Rename to avr_init_cumulative_args.
	(expand_prologue): Rename to avr_expand_prologue.
	(expand_epilogue): Rename to avr_expand_epilogue.
	(adjust_insn_length): Rename to avr_adjust_insn_length.
	(notice_update_cc): Rename to avr_notice_update_cc.
	(final_prescan_insn): Rename to avr_final_prescan_insn.
	* config/avr/avr.c: Same.
	* config/avr/avr.h: Same.
	* config/avr/avr.md: Remove trailing blanks.
	(prologue): Use avr_expand_prologue.
	(epilogue, sibcall_epilogue): Use avr_expand_epilogue.

2013-01-14  Richard Biener  <rguenther@suse.de>

	* tree-cfg.c (verify_expr_location, verify_expr_location_1,
	verify_location, collect_subblocks): New functions.
	(verify_gimple_in_cfg): Verify that locations only reference
	BLOCKs in the functions BLOCK tree.

2013-01-14  Richard Biener  <rguenther@suse.de>

	* tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
	PHI argument.
	* graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
	unshare reference.
	(insert_out_of_ssa_copy_on_edge): Likewise.
	(rewrite_close_phi_out_of_ssa): Likewise.
	* tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
	debug expressions.
	* tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
	propagated constants.
	* tree-cfg.c (tree_node_can_be_shared): Handled component-refs
	can not be shared.

2013-01-14  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr-modes.def: Add GPL copyright notice.

2013-01-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sync.md (mem_thread_fence): Mask operands[0] with
	MEMMODEL_MASK to determine memory model.
	(atomic_store<mode>): Ditto from operands[2].
	* config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.

2013-01-13  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/55935
	* gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
	(fold_gimple_assign): Don't call unshare_expr here.
	(fold_ctor_reference): Call unshare_expr.

2013-01-13  Terry Guo  <terry.guo@arm.com>

	* Makefile.in (s-mlib): New argument MULTILIB_REUSE.
	* doc/fragments.texi: Document MULTILIB_REUSE.
	* gcc.c (multilib_reuse): New internal spec.
	(set_multilib_dir): Also search multilib from multilib_reuse.
	* genmultilib (tmpmultilib3): Refactor code.
	(tmpmultilib4): Ditto.
	(multilib_reuse): New multilib argument.

2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>

	* Makefile.in: Update copyright.

2013-01-12  Tom de Vries  <tom@codesourcery.com>

	PR middle-end/55890
	* calls.c (expand_call): Check if arg_nr is valid.

2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* doc/extend.texi (X86 Built-in Functions): Add whitespace in
	__builtin_ia32_paddb256 and __builtin_ia32_pavgb256
	documentation.  Add missing '__' in front of
	__builtin_ia32_packssdw256.

2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	PR target/55719
	* config/s390/s390.c (s390_preferred_reload_class): Do not return
	NO_REGS for larl operands.
	(s390_reload_larl_operand): Use s390_load_address instead of
	emit_move_insn.

2013-01-11  Richard Biener  <rguenther@suse.de>

	* tree-cfg.c (verify_node_sharing_1): Split out from ...
	(verify_node_sharing): ... here.
	(verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.

2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>

	* configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
	Substitute TREECHECKING.
	* configure: Regenerate.
	* Makefile.in (TREECHECKING): New.

2013-01-11  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/44061
	* tree-vrp.c (extract_range_basic): Compute zero as
	value-range for __builtin_constant_p of function parameters.

2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>

	Update copyright years.

2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55672
	* lra-eliminations.c (mark_not_eliminable): Permit addition with
	const to be eliminable.

2013-01-10  David Edelsohn  <dje.gcc@gmail.com>

	* configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
	* configure: Regenerate.

2013-01-10  Richard Biener  <rguenther@suse.de>

	* builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.

2013-01-10  Richard Biener  <rguenther@suse.de>

	PR bootstrap/55792
	* tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
	locations for virtual PHI arguments.
	(rewrite_update_phi_arguments): Likewise.

2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>

	* config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
	on to assembler.

2013-01-10  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/55921
	* tree-complex.c (expand_complex_asm): New function.
	(expand_complex_operations_1): Call it for GIMPLE_ASM.

2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	PR target/55718
	* config/s390/s390.c (s390_symref_operand_p)
	(s390_loadrelative_operand_p): Merge the two functions.
	(s390_check_qrst_address, print_operand_address): Add parameters
	to s390_loadrelative_operand_p invokation.
	(s390_check_symref_alignment): Use s390_loadrelative_operand_p.
	(s390_reload_larl_operand, s390_secondary_reload): Use
	s390_loadrelative_operand_p instead of s390_symref_operand_p.
	(legitimize_pic_address): Handle @GOTENT and @PLT + addend.

2013-01-09  Mike Stump  <mikestump@comcast.net>

	* dse.c (record_store): Remove unnecessary assert.

2013-01-09  Jan Hubicka  <jh@suse.cz>

	PR tree-optimization/55569
	* cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
	* cfgloop.h (scale_loop_profile): Likewise.

2013-01-09  Jan Hubicka  <jh@suse.cz>

	PR lto/45375
	* ipa-inline.c (ipa_inline): Remove extern inlines and virtual
	functions.
	* cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.

2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>

	PR middle-end/55114
	* expr.h (maybe_emit_group_store): Declare.
	* expr.c (maybe_emit_group_store): New function.
	* builtins.c (expand_builtin_int_roundingfn): Call it.
	(expand_builtin_int_roundingfn_2): Likewise.

2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55829
	* lra-constraints.c (match_reload): Add code for absent output.
	(curr_insn_transform): Add code for reloads of matched inputs
	without output.

2013-01-09  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (*vec_interleave_highv2df): Change mode
	attribute of movddup insn to DF.
	(*vec_interleave_lowv2df): Ditto.
	(vec_dupv2df): Ditto.

2013-01-09  Jan Hubicka  <jh@suse.cz>

	PR tree-optimiation/55875
	* tree-ssa-loop-niter.c (number_of_iterations_cond): Add
	EVERY_ITERATION parameter.
	(number_of_iterations_exit): Check if exit is executed every iteration.
	(idx_infer_loop_bounds): Similarly here.
	(n_of_executions_at_most): Simplify
	to only test for cases where statement is dominated by the
	particular bound; handle correctly the "postdominance" test.
	(scev_probably_wraps_p): Use max loop iterations info
	as a global bound first.

2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
	    Nick Clifton  <nickc@redhat.com>

	* config/v850/v850.md (cbranchsf4): New pattern.
	(cstoresf4): New pattern.
	(cbranchdf4): New pattern.
	(cstoredf4): New pattern.
	(movsicc): Disallow floating point comparisons.
	(cmpsf_le_insn): Fix order of operators.
	(cmpsf_lt_insn): Likewise.
	(cmpsf_eq_insn): Likewise.
	(cmpdf_le_insn): Likewise.
	(cmpdf_lt_insn): Likewise.
	(cmpdf_eq_insn): Likewise.
	(cmpsf_ge_insn): Use LE comparison.
	(cmpdf_ge_insn): Likewise.
	(cmpsf_gt_insn): Use LT comparison.
	(cmpdf_gt_insn): Likewise.
	(cmpsf_ne_insn): Delete pattern.
	(cmpdf_ne_insn): Delete pattern.
	* config/v850/v850.c (v850_gen_float_compare): Use
	gen_cmpdf_eq_insn for NE comparison.
	(v850_float_z_comparison_operator)
	(v850_float_nz_comparison_operator): Move from here ...
	* config/v850/predicates.md: ... to here.  Move GT and GE
	comparisons into v850_float_z_comparison_operator.
	* config/v850/v850-protos.h (v850_float_z_comparison_operator):
	Delete prototype.
	(v850_float_nz_comparison_operator): Likewise.

2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
	with calls to gen_insvsi/gen_insvdi.

2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

	* config/i386/i386.c (initial_ix86_tune_features): Set up
	X86_TUNE_AVX128_OPTIMAL for m_BTVER2.

2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/48189
	* predict.c (predict_loops): If max is 0, don't call compare_tree_int.
	If nitercst is 0, don't predict the exit edge.

2013-01-08  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
	in asm_fprintf with reg_names.
	(aarch64_print_operand_address): Likewise.
	(aarch64_return_addr): Likewise.
	* config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.

2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* config/pa/pa.h (VAL_U6_BITS_P): Define.
	(INT_U6_BITS): Likewise.
	* config/pa/predicates.md (uint6_operand): New predicate.
	(shift5_operand, shift6_operand): Likewise.
	* config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
	arith32_operand.
	(lshrdi3): Use shift6_operand.
	(shrpsi4, shrpdi4): New insn patterns.
	(extzv): Delete expander.
	(extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
	predicates in unamed zero extract patterns.  Tighten common constraint.
	(extv): Delete expander.
	(extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
	predicates in unamed sign extract patterns.  Tighten common constraint.
	(insv): Delete expander.
	(insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
	predicates in unamed insert patterns.  Tighten common constraint.
	Change uint32_operand predicate to uint6_operand predicate in unamed
	DImode pattern to insert constant values of type 1...1xxxx.

2013-01-04  Jan Hubicka  <jh@suse.cz>

	PR tree-optimization/55823
	* ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
	issue.

2013-01-08  Jakub Jelinek  <jakub@redhat.com>
	    Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/55845
	* df-problems.c (can_move_insns_across): Stop scanning at
	volatile_insn_p source instruction or give up if
	across_from .. across_to range contains any volatile_insn_p
	instructions.

2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>

	* config/aarch64/aarch64-simd.md (vec_init<mode>): New.
	* config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
	Declare.
	* config/aarch64/aarch64.c (aarch64_simd_dup_constant,
	aarch64_simd_make_constant, aarch64_expand_vector_init): New.

2013-01-08  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/55341
	* asan.c (asan_clear_shadow): New function.
	(asan_emit_stack_protection): Use it.

2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
	aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
	with tab instead of space.

2013-01-08  Nick Clifton  <nickc@redhat.com>

	* config/rl78/rl78.c (rl78_expand_prologue): Always select
	register bank 0 at the start of an interrupt handler.
	* config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
	MDBH registers.

2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-simd.md
	(aarch64_simd_bsl<mode>_internal): Add floating-point modes.
	(aarch64_simd_bsl): Likewise.
	(aarch64_vcond_internal<mode>): Likewise.
	(vcond<mode><mode>): Likewise.
	(aarch64_cm<cmp><mode>): Fix constraints, add new modes.
	* config/aarch64/iterators.md (V_cmp_result): Add V2DF.

2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-builtins.c
	(aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.

2013-01-08  Martin Jambor  <mjambor@suse.cz>

	PR debug/55579
	* tree-sra.c (analyze_access_subtree): Return true also after
	potentially creating a debug-only replacement.

2013-01-08  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/55890
	* tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.

	PR tree-optimization/54120
	* tree-vrp.c (range_fits_type_p): Don't allow
	src_precision < precision from signed vr to unsigned_p
	if vr->min or vr->max is negative.
	(simplify_float_conversion_using_ranges): Test can_float_p
	against CODE_FOR_nothing.

2013-01-08  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR middle-end/55851
	* fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
	types instead of just INTEGER_TYPE types.

2013-01-07  Mark Kettenis  <kettenis@openbsd.org>

	* config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
	TF_SIZE): Define.

2013-01-07  Steve Ellcey  <sellcey@mips.com>

	PR target/42661
	* config/mips/mips.opt: Change mad to mmad to match documentation.

2013-01-07  Georg-Johann Lay  <avr@gjlay.de>

	PR target/55897
	* doc/extend.texi (AVR Named Address Spaces): __memx goes into
	.progmemx.data now.

2013-01-07  Georg-Johann Lay  <avr@gjlay.de>

	PR target/55897
	* config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
	(avr_addrspace_t): Add .section_name field.
	* config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
	array size.
	(avr_addrspace): Same.  Initialize .section_name.  Remove last
	NULL entry.  Put __memx into .progmemx.data.
	(progmem_section_prefix): Remove.
	(avr_asm_init_sections): No need to initialize progmem_section.
	(avr_asm_named_section): Use avr_addrspace[].section_name to get
	section name prefix.
	(avr_asm_select_section): Ditto.  And use get_unnamed_section to
	retrieve the progmem section.
	* avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
	boundary to run over avr_addrspace[].
	(avr_register_target_pragmas): Ditto.

2013-01-06  Jakub Jelinek  <jakub@redhat.com>

	* varasm.c (output_constant_def_contents): For asan_protect_global
	protected strings, adjust DECL_ALIGN if needed, before testing for
	anchored symbols.
	(place_block_symbol): Adjust size for asan protected STRING_CSTs if
	TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
	normal decls.
	(output_object_block): For asan protected decls, emit asan padding
	after their contents.
	* asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
	(asan_finish_file): Test it here instead.

2013-01-07  Nick Clifton  <nickc@redhat.com>
	    Matthias Klose  <doko@debian.org>
	    Doug Kwan  <dougkwan@google.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	PR driver/55470
	* collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.

	* common.opt: Add fuse-ld=bfd and fuse-ld=gold.

	* gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.

	* opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.

	* doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.

2013-01-07  Georg-Johann Lay  <avr@gjlay.de>

	PR target/54461
	* doc/install.texi (Cross-Compiler-Specific Options): Document
	--with-avrlibc.

2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>

	* config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
	vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
	vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
	vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
	vqmovun_high_s64): Fix source operand number and update copyright.

2013-01-07  Richard Biener  <rguenther@suse.de>

	PR middle-end/55890
	* gimple.h (gimple_call_builtin_p): New overload.
	* gimple.c (validate_call): New function.
	(gimple_call_builtin_p): Likewise.
	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
	Use gimple_call_builtin_p.
	(find_func_clobbers): Likewise.
	* tree-ssa-strlen.c (adjust_last_stmt): Likewise.
	(strlen_optimize_stmt): Likewise.

2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
	(vld1q_dup_*): Likewise.
	(vld1_*): Likewise.
	(vld1q_*): Likewise.
	(vld1_lane_*): Likewise.
	(vld1q_lane_*): Likewise.

2013-01-07  Richard Biener  <rguenther@suse.de>

	* lto-streamer.h (LTO_minor_version): Bump to 2.

2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-protos.h
	(aarch64_const_double_zero_rtx_p): Rename to...
	(aarch64_float_const_zero_rtx_p): ...this.
	(aarch64_float_const_representable_p): New.
	(aarch64_output_simd_mov_immediate): Likewise.
	* config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
	move immediate case.
	* config/aarch64/aarch64.c
	(aarch64_const_double_zero_rtx_p): Rename to...
	(aarch64_float_const_zero_rtx_p): ...this.
	(aarch64_print_operand): Allow printing of new constants.
	(aarch64_valid_floating_const): New.
	(aarch64_legitimate_constant_p): Check for valid floating-point
	constants.
	(aarch64_simd_valid_immediate): Likewise.
	(aarch64_vect_float_const_representable_p): New.
	(aarch64_float_const_representable_p): Likewise.
	(aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
	(aarch64_output_simd_mov_immediate): New.
	* config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
	(*movdf_aarch64): Likewise.
	* config/aarch64/constraints.md (Ufc): New.
	(Y): call aarch64_float_const_zero_rtx.
	* config/aarch64/predicates.md (aarch64_fp_compare_operand): New.

2013-01-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/55888
	PR tree-optimization/55862
	* tree-ssa-pre.c (phi_translate_1): Revert previous change.
	(valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
	not if it is contained therein.

2013-01-07  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/t-avr: Typo.

2013-01-07  Georg-Johann Lay  <avr@gjlay.de>

	PR55243
	* config/avr/t-avr: Don't automatically rebuild
	$(srcdir)/config/avr/t-multilib
	$(srcdir)/config/avr/avr-tables.opt
	$(srcdir)/doc/avr-mmcu.texi
	(avr-mcus): New phony target to build them on request.
	(s-avr-mlib, s-avr-mmcu-texi): Remove.
	* avr/avr-mcus.def: Adjust comments.

2013-01-07  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.

2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>

	* file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.

2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/tilepro/gen-mul-tables.cc: Put copyright on one line.

2013-01-05  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
	to generate profiling.
	* config/rs6000/aix64.h (LIB_SPEC): Same.

2013-01-04  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
	New function.
	(TARGET_FIXED_CONDITION_CODE_REGS): Define.

2013-01-04  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
	unconditionally.
	(ix86_expand_move): Ditto.
	(ix86_zero_extend_to_Pmode): Ditto.
	(ix86_expand_call): Ditto.
	(ix86_expand_special_args_builtin): Ditto.
	(ix86_expand_builtin): Ditto.

2013-01-04  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/55862
	* tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
	translating them through PHI nodes.

2013-01-04  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/55755
	* tree-sra.c (sra_modify_assign): Do not check that an access has no
	children when trying to avoid producing a VIEW_CONVERT_EXPR.

2013-01-04  Marek Polacek  <polacek@redhat.com>

	PR middle-end/55859
	* opts.c (default_options_optimization): Clarify error message.

2013-01-04  Richard Biener  <rguenther@suse.de>

	PR middle-end/55863
	* fold-const.c (split_tree): Undo -X - 1 to ~X folding for
	reassociation.

2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR target/53789
	* config/pa/pa.md (movsi): Revert previous change.
	* config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
	references.

2013-01-03  Richard Henderson  <rth@redhat.com>

	* config/i386/i386.c (ix86_expand_move): Always assign to op1
	after eliminating TLS symbols.

2013-01-03  Marc Glisse  <marc.glisse@inria.fr>

	PR bootstrap/50167
	* graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
	* graphite-poly.c (debug_gmp_value): Likewise.

2013-01-03  Uros Bizjak  <ubizjak@gmail.com>

	PR target/55712
	* config/i386/i386-c.c (ix86_target_macros_internal): Depending on
	selected code model, define __code_mode_small__, __code_model_medium__,
	__code_model_large__, __code_model_32__ or __code_model_kernel__.
	* config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
	xchg temporary register with %k.  Declare temporary register as
	early clobbered.
	[__x86_64__]: For medium and large code models, preserve %rbx register.

2013-01-03  Richard Biener  <rguenther@suse.de>

	* tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
	(dump_subscript): Adjust.
	(finalize_ddr_dependent): Do not dump redundant info.
	(analyze_siv_subscript): Adjust.
	(subscript_dependence_tester): Likewise.
	(compute_affine_dependence): Likewise.

2013-01-03  Richard Biener  <rguenther@suse.de>

	Revert
	2013-01-03  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/55857
	* tree-vect-stmts.c (vectorizable_load): Do not setup
	re-alignment for invariant loads.

	2013-01-02  Richard Biener  <rguenther@suse.de>

	* tree-vect-stmts.c (vectorizable_load): When vectorizing an
	invariant load do not generate a vector load from the scalar location.

2013-01-03  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
	for not vectorizing.
	* tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
	not build INDIRECT_REFs, call get_name once only.
	(vect_create_data_ref_ptr): Likewise.  Dump base object kind
	based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.

2013-01-03  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/55857
	* tree-vect-stmts.c (vectorizable_load): Do not setup
	re-alignment for invariant loads.

2013-01-03  Richard Biener  <rguenther@suse.de>

	PR lto/55848
	* lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
	prefer a built-in decl.

2013-01-03  Jakub Jelinek  <jakub@redhat.com>

	* gcc.c (process_command): Update copyright notice dates.
	* gcov.c (print_version): Likewise.
	* gcov-dump.c (print_version): Likewise.

	PR rtl-optimization/55838
	* loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
	iv0.step, iv1.step and step.

2013-01-03  Jakub Jelinek  <jakub@redhat.com>
	    Marc Glisse  <marc.glisse@inria.fr>

	PR tree-optimization/55832
	* fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
	ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
	integer_{one,zero}_node.

2013-01-03  Jakub Jelinek  <jakub@redhat.com>

	PR debug/54402
	* params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
	* var-tracking.c (reverse_op): Don't add reverse ops to
	VALUEs that have already
	PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.

2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/contrib.texi: Note years as release manager for Mark Mitchell.

2013-01-02  Teresa Johnson  <tejohnson@google.com>

	* dumpfile.c (dump_loc): Print filename with location.
	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
	new location_t parameter to emit complete unroll message with
	new dump framework.
	(canonicalize_loop_induction_variables): Compute loops location
	and pass to try_unroll_loop_completely.
	* loop-unroll.c (report_unroll_peel): New function.
	(peel_loops_completely): Use new dump format with location
	for main dumpfile message, and invoke report_unroll_peel on success.
	(decide_unrolling_and_peeling): Ditto.
	(decide_peel_once_rolling): Remove old dumpfile message subsumed
	by report_unroll_peel.
	(decide_peel_completely): Ditto.
	(decide_unroll_constant_iterations): Ditto.
	(decide_unroll_runtime_iterations): Ditto.
	(decide_peel_simple): Ditto.
	(decide_unroll_stupid): Ditto.
	* cfgloop.c (get_loop_location): New function.
	* cfgloop.h (get_loop_location): Declare.

2013-01-02  Sriraman Tallam  <tmsriram@google.com>

	* config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
	NULL.

2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	PR middle-end/55198
	* expr.c (expand_expr_real_1): Don't use bitfield extraction for non
	BLKmode objects when EXPAND_MEMORY is specified.

2013-01-02  Sriraman Tallam  <tmsriram@google.com>

	* config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
	in loop predicate.
	(fold_builtin_cpu): Do not share cpu model decls across statements.

2013-01-02  Jason Merrill  <jason@redhat.com>

	PR c++/55804
	* tree.c (build_array_type_1): Revert earlier change.

2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>

	* config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
	"cortex-a57".
	* config/aarch64/aarch64-tune.md: Re-generate.

2013-01-02  Richard Biener  <rguenther@suse.de>

	* tree-vect-stmts.c (vectorizable_load): When vectorizing an
	invariant load do not generate a vector load from the scalar location.

2013-01-02  Richard Biener  <rguenther@suse.de>

	PR bootstrap/55784
	* configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
	* configure: Regenerate.

2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	* builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
	(expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
	(expand_builtin_int_roundingfn_2): Keep the original target around
	for the fallback case.

2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	* tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
	to be clear for sign changes.

2013-01-01  Jan Hubicka  <jh@suse.cz>

	* ipa-inline-analysis.c: Fix formatting.

2013-01-01  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/55831
	* tree-vect-loop.c (get_initial_def_for_induction): Use
	gsi_after_labels instead of gsi_start_bb.

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