* config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Remove vr0..vr2 from
        NON_FLOAT_REGS.

From-SVN: r174512

        * config/rs6000/rs6000.c (rs6000_register_move_cost): Preserve from
        parameter value for dump. Dump cost on outermost call only.
        (rs6000_memory_move_cost): Dump cost on outermost call only.

From-SVN: r174511

2011-05-31  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * intrinsic.c (klass): Add CLASS_ATOMIC.
        (add_subroutines): Add atomic_ref/atomic_define.
        * intrinsic.texi (ATOMIC_REF, ATOMIC_DEFINE): Document.
        * intrinsic.h (gfc_check_atomic_def, gfc_check_atomic_ref,
        gfc_resolve_atomic_def, gfc_resolve_atomic_ref): New prototypes.
        * gfortran.h (gfc_isym_id): Add GFC_ISYM_ATOMIC_DEF
        and GFC_ISYM_ATOMIC_REF.
        (gfc_atomic_int_kind, gfc_atomic_logical_kind): New global vars.
        * iresolve.c (gfc_resolve_atomic_def, gfc_resolve_atomic_ref):
        * New
        functions.
        * check.c (gfc_check_atomic, gfc_check_atomic_def,
        gfc_check_atomic_ref): New functions.
        * iso-fortran-env.def (ISOFORTRANENV_FILE_ATOMIC_INT_KIND,
        ISOFORTRANENV_FILE_ATOMIC_LOGICAL_KIND): Change kind value.
        * trans-intrinsic.c (conv_intrinsic_atomic_def,
        conv_intrinsic_atomic_ref, gfc_conv_intrinsic_subroutine): New
        functions.
        (conv_intrinsic_move_alloc) Renamed from
        gfc_conv_intrinsic_move_alloc - and made static.
        * trans.h (gfc_conv_intrinsic_move_alloc): Remove.
        (gfc_conv_intrinsic_subroutine) Add prototype.
        * trans.c (trans_code): Call gfc_conv_intrinsic_subroutine.

From-SVN: r174510

	* dwarf2out.c (resolve_addr_in_expr): Optimize away redundant
	DW_OP_GNU_convert ops.

From-SVN: r174509

	* cselib.c (promote_debug_loc): Allow l->next non-NULL for
	cselib_preserve_constants.
	(cselib_lookup_1): If cselib_preserve_constants,
	a new VALUE is being created for REG and there is a VALUE for the
	same register in wider mode, add another loc with lowpart SUBREG of
	the wider VALUE.
	(cselib_subst_to_values): Handle ENTRY_VALUE.
	* var-tracking.c  (replace_expr_with_values): Return NULL for
	ENTRY_VALUE too.
	* dwarf2out.c (convert_descriptor_to_signed): New function.
	(mem_loc_descriptor) <case ZERO_EXTEND>: Optimize using DW_OP_and
	instead of two shifts.
	(mem_loc_descriptor) <do_shift>: ZERO_EXTEND second argument to
	the right mode if needed.
	(mem_loc_descriptor) <case MOD>: For typed ops just use DW_OP_mod.
	(mem_loc_descriptor) <case UNSIGNED_FIX>: Use
	convert_descriptor_to_signed.
	(mem_loc_descriptor) <case UDIV, CLZ, CTZ, FFS, POPCOUNT, PARITY,
	BSWAP, ROTATE, ROTATERT>: Handle these rtls.

	* gcc.dg/guality/bswaptest.c: New test.
	* gcc.dg/guality/clztest.c: New test.
	* gcc.dg/guality/ctztest.c: New test.
	* gcc.dg/guality/rotatetest.c: New test.

From-SVN: r174508

	PR target/48688
	* config/i386/i386.md (*lea_general_4): New define_insn_and_split.

	* gcc.target/i386/pr48688.c: New test.

From-SVN: r174507

gcc/cp/ChangeLog

2010-05-31  Fabien Chene  <fabien@gcc.gnu.org>

	PR c++/48010
	* name-lookup.c (supplement_binding_1): If the old binding was a
	type name, also check that the DECL actually refers to the same
	type or is not a type.

gcc/testsuite/ChangeLog

2010-05-31  Fabien Chene  <fabien@gcc.gnu.org>

	PR c++/48010
	* g++.dg/lookup/name-clash9.C: New.

From-SVN: r174506

2011-05-31  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * trans-array.c (gfc_trans_dummy_array_bias): Handle
        cobounds of assumed-shape arrays.

2011-05-31  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray/dummy_1.f90: New.

From-SVN: r174504

2011-05-31  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * resolve.c (resolve_fl_variable): Handle static coarrays
        with non-constant cobounds.
        (resolve_symbol): Handle SAVE statement without arguments
        for coarrays.
        * trans-array.c (gfc_trans_array_cobounds): New function.
        (gfc_trans_array_bounds): Place code by call to it.
        * trans-array.h (gfc_trans_array_cobounds): New prototype.
        * trans-decl.c (gfc_get_symbol_decl, gfc_trans_deferred_vars):
        Handle static coarrays with nonconstant cobounds.

2011-05-31  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray/save_1.f90: New.
        * gfortran.dg/coarray_4.f90: Update dg-error.

From-SVN: r174503

From Uros Bizjak.

From-SVN: r174502

From-SVN: r174501

From-SVN: r174500

	PR c++/44870
	* tree.c (lvalue_kind): Recurse on NON_DEPENDENT_EXPR.  Handle
	ARROW_EXPR, TYPEID_EXPR, and arbitrary class-valued expressions.
	(build_min_non_dep): Preserve reference refs.
	(build_min_non_dep_call_vec): Likewise

From-SVN: r174499

	* config/i386/i386.md: Use SWI248x instead of X87MODEI, SWI24 instead
	of X87MODEI12 and SWI48x instead of SSEMODEI24.
	(SWI248x): New mode iterator, rename from X87MODEI.
	(X87MODEI): Remove mode iterator.
	(X87MODEI12): Ditto.
	(SSEMODEI24): Ditto.

From-SVN: r174498

* params.def (PARAM_MAX_VARTRACK_EXPR_DEPTH): New.
* doc/invoke.texi: Document max-vartrack-expr-depth.
* var-tracking.c (EXPR_DEPTH): New.
(reverse_op, vt_expand_loc, vt_expand_loc_dummy): Use it.

From-SVN: r174494

* config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
* config/i386/sse.md: Add n to negated FMA pattern names.

From-SVN: r174493

From-SVN: r174492

* gengtype-state.c (read_state_params_structs): Initialize
previous.

From-SVN: r174491

	* config/i386/i386.md (*movtf_internal): Avoid allocating general
	registers.  Penalize F*r->o alternative to prevent partial memory
	stalls.  Slightly penalize *roF->*r alternative.  Generate SSE
	CONST_DOUBLE immediates when optimizing function for size.  Do not move
	CONST_DOUBLEs directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
	(*movxf_internal): Slightly penalize Yx*roF->Yx*r alternative.
	(*movdf_internal): Slightly penalize Yd*roF->Yd*r alternative.
	(*movdf_internal_rex64): Slightly penalize rm->r, F->m and r->m
	alternatives.
	(*movsf_internal): Slightly penalize rmF->r and Fr->m alternatives.

	(fp_register_operand splitters): Use fp_register_operand
	constraint.  Do not use FP_REG_P in insn condition.
	(any_fp_register_operand splitters): Use any_fp_register_operand
	constraint.  Do not use ANY_FP_REG_P in insn condition.

	* config/i386/i386.md (*pushxf_nointeger): Merge alternatives 1 and 2.
	(FP push_operand splitters): Merge {TF,XF,DF}mode splitters.

From-SVN: r174489

	* cgraph.h (cgraph_inline_failed_t): Give enum a name
	* lto-cgraph.c (LDPR_NUM_KNOWN): New macro.
	(LTO_cgraph_tags): Add LTO_cgraph_last_tag.
	(lto_output_edge): Use output_enum and var_len_unsigned.
	(lto_output_varpool_node): Likewise.
	(input_overwrite_node): Do not take resolution parameter;
	extract it from a bitpack.
	(input_node): Do not read resolution; use input_enum and
	var_len_unsigned.
	(input_varpool_node): Likewise.
	(input_edge): Likewise.
	(input_cgraph_1): Likewise.

From-SVN: r174487

2011-05-31  Richard Guenther  <rguenther@suse.de>

	* gimple.c (gimple_register_canonical_type): Do not register
	any types via gimple_register_type.

From-SVN: r174483

	* lto-symtab.c (lto_symtab_merge_cgraph_nodes): Merge alias decl
	of thunks.

From-SVN: r174482

From-SVN: r174480

2011-05-31  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/basic_string.h: Use noexcept per the FDIS (minus
	compare(const string&), which uses char_traits::compare, which
	isn't noexcept; also no noexcept in the move assignment operator
	and move assign, see c++std-lib-30855).
	* include/bits/basic_string.tcc: Likewise.
	* include/ext/vstring.h: Likewise.
	* include/ext/vstring.tcc: Likewise.
	* include/debug/string: Likewise.

From-SVN: r174479

re PR rtl-optimization/49235 (ICE: in int_mode_for_mode, at stor-layout.c:424 with -O -fno-delete-null-pointer-checks -fno-tree-scev-cprop -ftree-vectorize -fno-vect-cost-model)

	PR rtl-optimization/49235
	* tree-ssa-address.c (gen_addr_rtx): Ignore base if it is const0_rtx.
	(create_mem_ref_raw): Create MEM_REF even if base is INTEGER_CST.

	* gcc.dg/pr49235.c: New test.

From-SVN: r174478

re PR tree-optimization/49093 (ICE in vect_enhance_data_refs_alignment() with volatile inside peeled loop)


        PR tree-optimization/49093
        * tree-vect-data-refs.c (vect_analyze_data_refs): Fail for
        volatile data references.

From-SVN: r174477

Fix PR debug/49047

gcc/

	* dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
	for concrete functions containing the code of cloned functions.

gcc/testsuite/

	* g++.dg/debug/dwarf2/cdtor-1.C: New test.

From-SVN: r174474

This reverts commit ce20032a8ad4d9d4fa37192e2ecc73cb257094e8.

From-SVN: r174473

Fix PR debug/49047

gcc/

	* dwarf2out.c (gen_subprogram_die): Emit linkage name attribute
	for concrete functions containing the code of cloned functions.

gcc/testsuite/

	* g++.dg/debug/dwarf2/cdtor-1.C: New test.

From-SVN: r174472

2011-05-31  H.J. Lu  <hongjiu.lu@intel.com>

	PR libgcj/49193
	* configure.host (sysdeps_dir): Set to i386 for x86_64.

	* sysdep/i386/locks.h (compare_and_swap): Call
	__sync_bool_compare_and_swap.
	(release_set): Call write_barrier ().

	* sysdep/x86-64/locks.h: Removed.

From-SVN: r174471

2011-05-31  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-forwprop.c (forward_propagate_into_comparison): Rename
	to ...
	(forward_propagate_into_comparison_1): ... this.
	(forward_propagate_comparison): Rename to ...
	(forward_propagate_into_comparison): ... this.  Split out
	real forward propagation code to ...
	(forward_propagate_comparison): ... this.
	(forward_propagate_into_gimple_cond): Remove looping.
	(forward_propagate_into_cond): Likewise.
	(simplify_not_neg_expr): Return whether we have done something.
	(simplify_gimple_switch): Likewise.
	(tree_ssa_forward_propagate_single_use_vars): Rename to ...
	(ssa_forward_propagate_and_combine): ... this.  Re-structure
	to do a forward forward-propagation walk on BBs and a backward
	stmt combining walk on BBs.  Consistently re-scan changed
	statements.
	(pass_forwprop): Adjust.

From-SVN: r174470

	PR testsuite/49239
	* gcc.dg/vect/vect-strided-u8-i8-gap4-unknown.c: Initialize the
	output array.

From-SVN: r174469

2011-05-31  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/xml/manual/status_cxx200x.xml: Update.
	* doc/html/*: Regenerate.

From-SVN: r174468

	* godump.c (go_format_type): Correct length of name added to
	obstack for anonymous field.

From-SVN: r174465

2011-05-30  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/type_traits (__or_, __and_): Add trivial definitions
	for a single element.
	* include/bits/stl_pair.h: Use __and_ in noexcept specs and
	constraints.
	(pair<>::pair(pair&&)): Define.
	(pair<>::pair(const pair<>&)): Constrain with is_convertible.
	(pair<>::pair(pair<>&&)): Likewise, remove noexcept.
	* include/std/tuple: Use __and_ in noexcept specs and constraints.
	(_Tuple_impl<>::_Tuple_impl(allocator_arg_t, const _Alloc&,
	_Tuple_impl&&)): Remove noexcept.
	(tuple<>::tuple(_UElements&&...), tuple(const tuple<_UElements...>&),
	tuple(tuple<_UElements...>&&), tuple(const pair<_U1, _U2>&),
	tuple(pair<_U1, _U2>&&)): Constrain with is_convertible.
	* testsuite/20_util/tuple/moveable2.cc: Use = delete.
	* testsuite/20_util/make_signed/requirements/typedefs_neg.cc:
	Adjust dg-error line numbers.
	* testsuite/20_util/make_unsigned/requirements/typedefs_neg.cc:
	Likewise.
	* testsuite/20_util/declval/requirements/1_neg.cc: Likewise.
	* testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Likewise.
	* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Likewise.

From-SVN: r174464

From-SVN: r174463

2011-05-31  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* include/std/tuple: Restore is_convertible constraint.
	* testsuite/20_util/tuple/cons/allocate_noncopyable.cc: Remove.

From-SVN: r174458

	* config/sh/sh.c (expand_cbranchdi4): Set msw_skip when the high
	part of the second operand is 0.
	* gcc.c-torture/execute/pr49186.c: New.

From-SVN: r174456

2011-05-30  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/49236
	* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Adjust dg-warning
	line number.

From-SVN: r174455

	* config/i386/i386.md (*movxf_internal): Penalize FYx*r->o alternative
	to prevent partial memory stalls.  Do not move CONST_DOUBLEs directly
	to memory for !TARGET_MEMORY_MISMATCH_STALL.
	(*movdf_internal_rex64): Do not penalize F->r alternative.
	(*movdf_internal):  Penalize FYd*r->o alternative to prevent partial
	memory stalls.  Generate SSE and x87 CONST_DOUBLE immediates only
	when optimizing function for size.  Do not move CONST_DOUBLEs
	directly to memory for !TARGET_MEMORY_MISMATCH_STALL.
	(FP move splitters): Merge {TF,XF,DF}mode move splitters.  Do not
	handle SUBREGs.  Do not check for MEM_P operands in the insn condition,
	check for ANY_FP_REGNO_P instead.
	* config/i386/constraints.md (Yd): Enable GENERAL_REGS for
	TARGET_64BIT and for TARGET_INTEGER_DFMODE_MOVES when optimizing
	function for speed.
	* config/i386/i386.c (ix86_option_override_internal): Do not
	set TARGET_INTEGER_DFMODE_MOVES here.

From-SVN: r174453