* config/epiphany/predicates.md (move_double_src_operand):
        Check that misaligned addresses are offsettable.
        (move_dest_operand): Likewise.
        * config/epiphany/epiphany.c (REG_OK_FOR_BASE_P): Don't force a
        misaligned stack address to reg+index.

From-SVN: r193894

2012-11-28  Oleg Raikhman  <oleg@adapteva.com>

        * config/epiphany/epiphany.h (ASM_OUTPUT_ALIGN_WITH_NOP): Define.

From-SVN: r193892

        * config/epiphany/epiphany.opt (-may-round-for-trunc): New option.
        * config/epiphany/epiphany.md (*fix_truncsfsi2_i): Take it into account.

From-SVN: r193891

        * config/epiphany/epiphany.md (mov<mode>, *mov<mode>_insn): Check
        for misaligned memory operands.
        * config/epiphany/predicates.md (misaligned_operand): New predicate.

From-SVN: r193890

        * config/epiphany/epiphany.h (HARD_REGNO_RENAME_OK): Define.
        * config/epiphany/epiphany-protos.h (epiphany_regno_rename_ok): Declare.
        * config/epiphany/epiphany.c (epiphany_regno_rename_ok): New function.

From-SVN: r193889

re PR tree-optimization/54547 (FAIL: gcc.dg/tree-ssa/pr37508.c scan-tree-dump-times vrp1 "Folding" 3)

2012-11-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/54547
	* tree-vrp.c (set_and_canonicalize_value_range): Handle
	1-bit anti-ranges explicitely.
	(extract_range_from_assert): Properly canonicalize all
	built anti-ranges.

From-SVN: r193888

From-SVN: r193887

stor-layout.c (layout_type): Do not clear TREE_OVERFLOW on overflowed zeroes, except in one specific case.

	* stor-layout.c (layout_type) <ARRAY_TYPE>: Do not clear TREE_OVERFLOW
	on overflowed zeroes, except in one specific case.
ada/
	* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: Use
	valid_constant_size_p to detect too large objects.
	<E_Subprogram_Type>: Likewise for too large return types.
	(allocatable_size_p): Call valid_constant_size_p in the fixed case.
	(annotate_value) <INTEGER_CST>: Simplify.
	<BIT_AND_EXPR>: Deal with negative values here.
	* gcc-interface/trans.c (gnat_to_gnu) <N_Assignment_Statement>: Use
	valid_constant_size_p to detect too large objects on the LHS.
	* gcc-interface/misc.c (default_pass_by_ref): Likewise for large types.
	And use TYPE_SIZE_UNIT throughout.
	(must_pass_by_ref): Likewise.
	* gcc-interface/utils.c (max_size) <tcc_unary>: Split from common case.
	<tcc_binary>: Likewise.  Call size_binop instead of fold_build2.
	<tcc_expression>: Simplify.
	* gcc-interface/utils2.c (build_allocator): Use valid_constant_size_p
	to detect too large allocations.

From-SVN: r193886

re PR c++/55497 (Local array (char[]) initialized with a size taken from a static variable creates an ICE)

2012-11-28  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/55497
	* g++.dg/init/pr55497.C: New.

From-SVN: r193885

2012-11-28  Marc Glisse  <marc.glisse@inria.fr>

	PR middle-end/55266
	* fold-const.c (fold_ternary_loc) [BIT_FIELD_REF]: Handle
	CONSTRUCTOR with vector elements.
	* tree-ssa-propagate.c (valid_gimple_rhs_p): Handle CONSTRUCTOR
	and BIT_FIELD_REF.

From-SVN: r193884

re PR testsuite/55327 (FAIL: gcc.dg/vect/slp-perm-8.c scan-tree-dump-times vect "vectorized 1 loops" 2)

2012-11-28  Richard Biener  <rguenther@suse.de>

	PR testsuite/55327
	* gcc.dg/vect/slp-perm-8.c: Mark worker as noinline.
	* gcc.dg/vect/slp-perm-9.c: Likewise.

From-SVN: r193883

2012-11-28  Richard Biener  <rguenther@suse.de>

	PR c/35634
	* gimple.h (gimplify_self_mod_expr): Declare.
	* gimplify.c (gimplify_self_mod_expr): Export.  Take a different
	type for performing the arithmetic in.
	(gimplify_expr): Adjust.
	* tree-vect-loop-manip.c (vect_can_advance_ivs_p): Strip
	sign conversions we can re-apply after adjusting the IV.

	c-family/
	* c-gimplify.c (c_gimplify_expr): Gimplify self-modify expressions
	here and use a type with proper overflow behavior for types that would
	need to be promoted for the arithmetic.

	* gcc.dg/torture/pr35634.c: New testcase.
	* g++.dg/torture/pr35634.C: Likewise.
	* gcc.dg/vect/pr18536.c: Mark worker function noinline.

From-SVN: r193882

	* include/std/functional (_Mem_fn): Constrain function call operators
	to avoid ambiguities. Use perfect forwarding.
	* testsuite/20_util/function_objects/mem_fn/55463.cc: Additional
	tests.
	* testsuite/20_util/function_objects/mem_fn/forward.cc: New.
	* testsuite/20_util/bind/ref_neg.cc: Adjust dg-error line numbers.

From-SVN: r193879

From-SVN: r193878

re PR rtl-optimization/55006 (aermod.f90 is miscompiled with '-m64 -O2 -funroll-loops' after revision 192526)

	PR rtl-optimization/55006
	* loop-unroll.c (struct iv_to_split): Add new 'orig_var' member.
	(analyze_iv_to_split_insn): Record it.
	(maybe_strip_eq_note_for_split_iv): New function to remove REG_EQUAL
	notes that refer to IVs that are being split.
	(apply_opt_in_copies): Use maybe_strip_eq_note_for_split_iv.  Twice.
	Use FOR_BB_INSNS_SAFE.

From-SVN: r193876

From-SVN: r193874

	* rtl.h (debug_bb_n_slim, debug_bb_slim, debug_insn_slim): Remove
	prototypes.
	(debug_rtl_slim): Rename to dump_rtl_slim.
	(print_value_slim): Rename to dump_value_slim.
	* ira.c (ira_update_equiv_info_by_shuffle_insn): Update
	print_value_slim user.
	* lra.c (lra_process_new_insns): Use dump_insn_slim to dump single
	insns.  Use dump_rtl_slim for insn chains.
	* lra-constraints.c (get_reload_reg): Update print_value_slim user.
	(process_addr_reg): Likewise.
	(equiv_address_substitution): Likewise.
	(inherit_reload_reg): Likewise.  Use dump_insn_slim to dump single
	insns.
	(check_and_process_move): Likewise.
	(lra_constraints): Likewise.
	(split_reg): Likewise.
	(update_ebb_live_info): Likewise.
	(remove_inheritance_pseudos): Likewise.
	* sched-vis.c: Don't include sched-int.h.
	Remove #ifdef INSN_SCHEDULING tests.
	(print_value_slim): Rename to dump_value_slim.  Simplify a few
	cases using GET_RTX_NAME.
	(print_pattern): Do not handle UNSPEC and UNSPECV here, explain why.
	(print_insn): Reorganize code to be independent of INSN_SCHEDULING.
	Always print CALL_INSN patterns.  Harmonize INSN_UID dumping template.
	Handle NOTE_INSN_CALL_ARG_LOCATION.
	(dump_rtl_slim): Copied from debug_rtl_slim.
	(debug_rtl_slim): Wrapper around dump_rtl_slim to stderr.
	* haifa-sched.c (schedule_insn): Update print_insn user.

From-SVN: r193873

2012-11-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/55476
        * expr.c (gfc_check_pointer_assign): Fix check
        pointer-might-outlive-target check for host_assoc.

2012-11-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/55476
        * gfortran.dg/warn_target_lifetime_3.f90: New.

From-SVN: r193872

re PR rtl-optimization/55458 (ICE: in assign_by_spills, at lra-assigns.c:1212 with -fPIC -m32 and simple asm volatile)

2012-11-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55458
	* lra-assigns.c: Include rtl-error.h.
	(assign_by_spills): Report about asm inpossible constraints.
	* Makefile.in (lra-assigns.c): Add $(RTL_ERROR_H).

2012-11-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/55458
	* gcc.target/i386/pr55458.c: New test.

From-SVN: r193871

Format is @headername{hdr1,hdr2} not @headername{hdr1 or hdr2}.

2012-11-27  Ollie Wild  <aaw@google.com>

	* include/bits/stl_tree.h (@headername): Fix incorrect Doxygen macro
	invocation.

From-SVN: r193869

2012-11-27  Paolo Bonzini  <pbonzini@redhat.com>

	PR rtl-optimization/55489
	* gcse.c (compute_transp): Precompute a canonical version
	of XEXP (x, 0), and pass it to canon_true_dependence.

	* alias.c (init_alias_analysis): Fix allocation of reg_known_value.

From-SVN: r193868

This patch restores bootstrap when detailed memory stats are enabled.
No functional changes.

Tested on x86_64.  Committed to trunk.

2012-11-27  Diego Novillo  <dnovillo@google.com>

	* vec.h: Replace 'class vec' with 'struct vec' everywhere.
	(ggc_internal_cleared_alloc_stat): Remove.
	(va_gc::reserve): Add PASS_MEM_STAT to ggc_realloc_stat call.
	(va_stack::reserve): Add PASS_MEM_STAT to va_heap::reserve call.
	(vec<T, A, vl_embed>::copy): Replace ALONE_MEM_STAT_DECL with
	ALONE_CXX_MEM_STAT_INFO.
	(vec_safe_reserve): Replace MEM_STAT_DECL with CXX_MEM_STAT_INFO.
	(vec_safe_reserve_exact): Likewise.
	(vec_alloc): Likewise.
	(vec_safe_grow): Likewise.
	(vec_safe_grow_cleared): Likewise.
	(vec_safe_push): Likewise.
	(vec_safe_insert): Likewise.
	(vec_safe_splice): Likewise.
	(vec_alloc): Likewise.
	(vec_check_alloc): Likewise.

From-SVN: r193864

2012-11-27  Marc Glisse  <marc.glisse@inria.fr>

	* tree-cfg.c (verify_gimple_comparison): Verify that vector
	comparison returns a vector.

From-SVN: r193862

2012-11-27  Meador Inge  <meadori@codesourcery.com>

	* collect2.c (main): Call find_file_set_debug.
	(find_a_find, add_prefix, prefix_from_env, prefix_from_string):
	Factor out into ...
	* file-find.c (New file): ... here and ...
	* file-find.h (New file): ... here.
	* gcc-ar.c (standard_exec_prefix): New variable.
	(standard_libexec_prefix): Ditto.
	(tooldir_base_prefix) Ditto.
	(self_exec_prefix): Ditto.
	(self_libexec_prefix): Ditto.
	(self_tooldir_prefix): Ditto.
	(target_version): Ditto.
	(path): Ditto.
	(target_path): Ditto.
	(setup_prefixes): New function.
	(main): Rework how wrapped programs are found.
	* Makefile.in (OBJS-libcommon-target): Add file-find.o.
	(AR_OBJS): New variable.
	(gcc-ar$(exeext)): Add dependency on $(AR_OBJS).
	(gcc-nm$(exeext)): Ditto.
	(gcc-ranlib(exeext)): Ditto.
	(COLLECT2_OBJS): Add file-find.o.
	(collect2.o): Add file-find.h prerequisite.
	(file-find.o): New rule.

From-SVN: r193859

2010-11-27  Dehao Chen  <dehao@google.com>

	* ipa-prop.c (ipa_modify_call_arguments): Set loc correctly.
	* emit-rtl.c (last_location): Remove unused variable.

From-SVN: r193857

	* config/i386/i386.md
	(*jcc<X87MODEF:mode>_<SWI24:mode>_i387 splitters): Remove
	unneeded temporary.

From-SVN: r193856

2012-11-27  Dehao Chen  <dehao@google.com>

	* cfgrtl.c (rtl_merge_blocks): Check with UNKNOWN_LOCATION correctly.
	(cfg_layout_merge_blocks): Likewise.

From-SVN: r193852

	* passes.c (init_optimization_passes): Add pass_asan and pass_tsan
	to -Og optimization passes.

From-SVN: r193850

From-SVN: r193849

	PR lto/54795
	* lto-opts.c (lto_write_options): Also handle
	OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
	OPT_SPECIAL_program_name.

	PR lto/55474
	* lto-wrapper.c (merge_and_complain): Handle
	OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
	OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.

Co-Authored-By: Markus Trippelsdorf <markus@trippelsdorf.de>

From-SVN: r193848

	PR middle-end/52650
	* function.c (instantiate_virtual_regs_in_insn): Don't delete invalid
	asm gotos, instead just clear their template and inputs.

From-SVN: r193846

re PR tree-optimization/55110 (Internal compiler error in vectorizable_reduction, at tree-vect-loop.c:4633)

	PR tree-optimization/55110
	* tree-vect-loop.c (vectorizable_reduction): Don't assert
	that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.

	* gcc.dg/pr55110.c: New test.

From-SVN: r193845

2012-11-27  Richard Biener  <rguenther@suse.de>

	* gimple-fold.c (fold_stmt_1): Remove unnecessary code.

From-SVN: r193844

	* configure.ac: Disable libsanitizer if we're not building C++.
	* configure: Regenerate.

From-SVN: r193842

	* config/arm/arm.c (thumb1_reorg): New function.
	(arm_reorg): Call thumb1_reorg.
	(thumb1_final_prescan_insn): Record src operand in thumb1_cc_op0.
	* config/arm/arm.md : Remove peephole2 patterns which rewrite move
	into subtract of ZERO.

From-SVN: r193841

2012-11-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/55331
	* gimple-fold.c (gimplify_and_update_call_from_tree): Replace
	stmt with a NOP instead of removing it.

	* g++.dg/opt/pr55331.C: New testcase.

From-SVN: r193839

From-SVN: r193836

	* loop-invariant.c (check_invariant_table_size): Take sizeof of
	the right type.

	* reorg.c (resource_conflicts_p): Use hard_reg_set_intersect_p.
	(rare_destination): Remove.
	(mostly_true_jump): Simplify.  Base result on REG_BR_PROP notes if
	available, otherwise assume branches are not taken.
	(fill_eager_delay_slots): Update mostly_true_jump call.
	(relax_delay_slots): Likewise.

From-SVN: r193834

	* include/std/functional (__is_socketlike): Change from class
	template to alias template.

From-SVN: r193832

	PR libstdc++/55463
	* include/std/functional (_Mem_fn): Handle rvalue objects. Add
	noexcept-specifications.
	* testsuite/20_util/function_objects/mem_fn/55463.cc: New.
	* testsuite/20_util/bind/ref_neg.cc: Adjust dg-error line numbers.

From-SVN: r193831