* rtlanal.c (tablejump_p): False for returns.
	* reorg.c (first_active_target_insn): New static function.
	(find_end_label): Set JUMP_LABEL for a new returnjump.
	(optimize_skip, get_jump_flags, rare_destination,
	mostly_true_jump, get_branch_condition,
	steal_delay_list_from_target, own_thread_p,
	fill_simple_delay_slots, follow_jumps, fill_slots_from_thread,
	fill_eager_delay_slots, relax_delay_slots, make_return_insns,
	dbr_schedule): Adjust to handle ret_rtx in JUMP_LABELs.
	* jump.c (delete_related_insns): Likewise.
	(jump_to_label_p): New function.
	(redirect_target): New static function.
	(redirect_exp_1): Use it.  Adjust to handle ret_rtx in JUMP_LABELS.
	(redirect_jump_1): Assert that the new label is nonnull.
	(redirect_jump): Likewise.
	(redirect_jump_2): Check for ANY_RETURN_P rather than NULL labels.
	* ifcvt.c (find_if_case_1): Take care when redirecting jumps to the
	exit block.
	(dead_or_predicable): Change NEW_DEST arg to DEST_EDGE.  All callers
	changed.  Ensure that the right label is passed to redirect_jump.
	* function.c (emit_return_into_block,
	thread_prologue_and_epilogue_insns): Ensure new returnjumps have
	ret_rtx in their JUMP_LABEL.
	* print-rtl.c (print_rtx): Handle ret_rtx in a JUMP_LABEL.
	* emit-rtl.c (skip_consecutive_labels): Allow the caller to
	pass ret_rtx as label.
	* cfglayout.c (fixup_reorder_chain): Use
	force_nonfallthru_and_redirect rather than force_nonfallthru.
	(duplicate_insn_chain): Copy JUMP_LABELs for returns.
	* rtl.h (ANY_RETURN_P): New macro.
	(jump_to_label_p): Declare.
	* resource.c (find_dead_or_set_registers): Handle ret_rtx in
	JUMP_LABELs.
	(mark_target_live_regs): Likewise.
	* basic-block.h (force_nonfallthru_and_redirect): Declare.
	* cfgrtl.c (force_nonfallthru_and_redirect): No longer static.
	* config/alpha/alpha.c (alpha_tablejump_addr_vec,
	alpha_tablejump_best_label): Remove functions.
	* config/alpha/alpha-protos.c (alpha_tablejump_addr_vec,
	alpha_tablejump_best_label): Remove declarations.
	* config/sh/sh.c (barrier_align, split_branches): Adjust for
	ret_rtx in JUMP_LABELs.
	* config/arm/arm.c (is_jump_table): Likewise.

From-SVN: r176881

	* config/i386/predicates.md (pic_32bit_opreand): Do not define as
	special predicate.  Remove explicit mode checks.

From-SVN: r176879

dwarf2out.c (resolve_addr): For -gdwarf-2 don't optimize DW_AT_data_member_location containing just...

	* dwarf2out.c (resolve_addr): For -gdwarf-2 don't
	optimize DW_AT_data_member_location containing just
	DW_OP_plus_uconst.

From-SVN: r176878

	PR debug/49871
	* dwarf2out.c (size_of_die, value_format, output_die): Use
	DW_FORM_udata instead of DW_FORM_data[48] for
	dw_val_class_unsigned_const DW_AT_data_member_location for DWARF 3.

	* gcc.dg/debug/dwarf2/pr49871.c: New test.

From-SVN: r176876

From-SVN: r176874

2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.md (*tls_global_dynamic_64): Update length
	attribute.

From-SVN: r176873

	PR target/47715
	* config/i386/i386.md (*tls_global_dynamic_64): Remove mode from
	tls_symbolic_operand check.  Update code sequence for TARGET_X32.
	(tls_global_dynamic_64): Remove mode from tls_symbolic_operand check.
	(tls_dynamic_gnu2_64): Ditto.
	(*tls_dynamic_gnu2_lea_64): Ditto.
	(*tls_dynamic_gnu2_call_64): Ditto.
	(*tls_dynamic_gnu2_combine_64): Ditto.

From-SVN: r176872

gcc/

2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>

	* config.gcc: Set need_64bit_hwint to yes for x86 targets.

libcpp/

2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>

	* configure.ac: Set need_64bit_hwint to yes for x86 targets.
	* configure: Regenerated.

From-SVN: r176871

	* init.c (__gnat_error_handler): Cast reason to int.
	(__gnat_install_handler): Explain sa_sigaction use.

From-SVN: r176870

2011-07-28  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/47364
	* config/i386/i386.md (strlen<mode>): Replace SWI48x with P.

From-SVN: r176868

2011-07-28  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

	* config/arm/vfp.md ("*movdf_vfp"): Handle the VFP constraints
	before the core constraints. Adjust attributes.
	(*thumb2_movdf_vfp"): Likewise.

From-SVN: r176867

2011-07-28  Kai Tietz  <ktietz@redhat.com>

        * tree-vrp.c (simplify_stmt_using_ranges): Remove
        TRUTH_NOT_EXPR case.
        (simplify_truth_ops_using_ranges): Likewise.
        (build_assert_expr_for): Likewise.
        (build_assert_expr_for_1): Remove TRUTH_NOT_EXPR case
        and handle BIT_NOT_EXPR for truth-operation.

From-SVN: r176866

	PR target/49313
	Undo r176835 from trunk
	2011-07-27  Georg-Johann Lay

From-SVN: r176865

From-SVN: r176863

	
	PR target/49687
	* config/avr/t-avr (LIB1ASMFUNCS): Remove _xmulhisi3_exit.
	Add _muluhisi3, _mulshisi3, _usmulhisi3.
	* config/avr/libgcc.S (__mulsi3): Rewrite.
	(__mulhisi3): Rewrite.
	(__umulhisi3): Rewrite.
	(__usmulhisi3): New.
	(__muluhisi3): New.
	(__mulshisi3): New.
	(__mulohisi3): New.
	(__mulqi3, __mulqihi3, __umulqihi3, __mulhi3): Use DEFUN/ENDF to
	declare.
	* config/avr/predicates.md (pseudo_register_operand): Rewrite.
	(pseudo_register_or_const_int_operand): New.
	(combine_pseudo_register_operand): New.
	(u16_operand): New.
	(s16_operand): New.
	(o16_operand): New.
	* config/avr/avr.c (avr_rtx_costs): Handle costs for mult:SI.
	* config/avr/avr.md (QIHI, QIHI2): New mode iterators.
	(any_extend, any_extend2): New code iterators.
	(extend_prefix): New code attribute.
	(mulsi3): Rewrite. Turn insn to expander.
	(mulhisi3): Ditto.
	(umulhisi3): Ditto.
	(usmulhisi3): New expander.
	(*mulsi3): New insn-and-split.
	(mulu<mode>si3): New insn-and-split.
	(muls<mode>si3): New insn-and-split.
	(mulohisi3): New insn-and-split.
	(*uumulqihisi3, *uumulhiqisi3, *uumulhihisi3, *uumulqiqisi3,
	*usmulqihisi3, *usmulhiqisi3, *usmulhihisi3, *usmulqiqisi3,
	*sumulqihisi3, *sumulhiqisi3, *sumulhihisi3, *sumulqiqisi3,
	*ssmulqihisi3, *ssmulhiqisi3, *ssmulhihisi3, *ssmulqiqisi3): New
	insn-and-split.
	(*mulsi3_call): Rewrite.
	(*mulhisi3_call): Rewrite.
	(*umulhisi3_call): Rewrite.
	(*usmulhisi3_call): New insn.
	(*muluhisi3_call): New insn.
	(*mulshisi3_call): New insn.
	(*mulohisi3_call): New insn.
	(extendqihi2): Use combine_pseudo_register_operand as predicate
	for operand 1.
	(extendqisi2): Ditto.
	(zero_extendqihi2): Ditto.
	(zero_extendqisi2): Ditto.
	(zero_extendhisi2): Ditto.
	(extendhisi2): Ditto. Don't early-clobber operand 0.

From-SVN: r176862

linux-unwind.h (frob_update_context <__powerpc64__>): Leave r2 REG_UNSAVED if stopped on the instruction that saves r2 in a plt call stub.

	* config/rs6000/linux-unwind.h (frob_update_context <__powerpc64__>):
	Leave r2 REG_UNSAVED if stopped on the instruction that saves r2
	in a plt call stub.  Do restore r2 if stopped on bctrl.

From-SVN: r176861

	* config/i386/i386.c (add->lea splitter): Add SWI mode to PLUS RTX.

From-SVN: r176860

	* gcc.target/i386/i386.exp (check_effective_target_bmi): Make sure
	the builtin isn't optimized away.

From-SVN: r176859

From-SVN: r176856

2011-07-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45586
        * trans-types.c (gfc_get_derived_type): Ensure that pointer
        component types are marked as nonrestricted.

2011-07-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45586
        * gfortran.dg/lto/pr45586-2_0.f90: New.

From-SVN: r176852

       PR middle-end/49875
        * c-c++-common/cxxbitfields-4.c: Check for smaller than long
        moves.
        * c-c++-common/cxxbitfields-5.c: Same.

From-SVN: r176848

2011-07-27  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/49813
	* include/c_global/cmath: Use _GLIBCXX_CONSTEXPR and constexpr.

From-SVN: r176847

	* lib/target-supports.exp (check_effective_target_mmap): Use
	check_function_available.

From-SVN: r176846

Propagate the source location of a template's function_decl to the
template_decl built out of it.  Without this, specializations
generated before the template was defined get the location of the
closing ')' instead of the location of the template's name, which can
produce inconsistent locations between translation units, which makes
gold's ODR checker unhappy.

	* gcc/cp/pt.c (build_template_decl): Copy the function_decl's source
	location to the new template_decl.
	* gcc/testsuite/g++.old-deja/g++.pt/crash60.C: Updated.
	* libstdc++-v3/testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Updated.

From-SVN: r176845

	PR target/49866
	* gcc.target/i386/pr49866.c: New test.

From-SVN: r176842

2011-07-27  Yukhin Kirill  <kirill.yukhin@intel.com>

	* gcc.target/i386/i386.exp (check_effective_target_bmi): New.
	* gcc.target/i386/bmi-andn-1.c: New test.
	* gcc.target/i386/bmi-andn-1a.c: Likewise.
	* gcc.target/i386/bmi-andn-2.c: Likewise.
	* gcc.target/i386/bmi-andn-2a.c: Likewise.
	* gcc.target/i386/bmi-bextr-1.c: Likewise.
	* gcc.target/i386/bmi-bextr-1a.c: Likewise.
	* gcc.target/i386/bmi-bextr-2.c: Likewise.
	* gcc.target/i386/bmi-bextr-2a.c: Likewise.
	* gcc.target/i386/bmi-blsi-1.c: Likewise.
	* gcc.target/i386/bmi-blsi-1a.c: Likewise.
	* gcc.target/i386/bmi-blsi-2.c: Likewise.
	* gcc.target/i386/bmi-blsi-2a.c: Likewise.
	* gcc.target/i386/bmi-blsmsk-1.c: Likewise.
	* gcc.target/i386/bmi-blsmsk-1a.c: Likewise.
	* gcc.target/i386/bmi-blsmsk-2.c: Likewise.
	* gcc.target/i386/bmi-blsmsk-2a.c: Likewise.
	* gcc.target/i386/bmi-blsr-1.c: Likewise.
	* gcc.target/i386/bmi-blsr-1a.c: Likewise.
	* gcc.target/i386/bmi-blsr-2.c: Likewise.
	* gcc.target/i386/bmi-blsr-2a.c: Likewise.
	* gcc.target/i386/bmi-tzcnt-1.c: Likewise.
	* gcc.target/i386/bmi-tzcnt-1a.c: Likewise.
	* gcc.target/i386/bmi-tzcnt-2.c: Likewise.
	* gcc.target/i386/bmi-tzcnt-2a.c: Likewise.

From-SVN: r176840

2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>

	PR tree-optimization/49471
	* tree-ssa-loop-manip.c (canonicalize_loop_ivs): Build an unsigned
	iv only when the largest type is unsigned.  Do not call
	lang_hooks.types.type_for_size.

	* testsuite/libgomp.graphite/force-parallel-1.c: Un-xfail.
	* testsuite/libgomp.graphite/force-parallel-2.c: Adjust pattern.

From-SVN: r176838

2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/45450
	* graphite-poly.c (apply_poly_transforms): Disable legality check
	after an openscop read.

From-SVN: r176837

2011-07-27  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/47691
	* graphite-clast-to-gimple.c (translate_clast_user): Update use of
	copy_bb_and_scalar_dependences.
	* sese.c (rename_uses): Do not call gcc_assert.  Set gloog_error.
	(graphite_copy_stmts_from_block): Update call to rename_uses.
	(copy_bb_and_scalar_dependences): Update call to
	graphite_copy_stmts_from_block.
	* sese.h (copy_bb_and_scalar_dependences): Update declaration.

	* gfortran.dg/graphite/id-pr47691.f: New.

From-SVN: r176836

	
	PR target/49313
	* config/avr/libgcc.S (__ffshi2): Don't skip 2-word instruction.
	(__ctzsi2): Result for 0 may be undefined.
	(__ctzhi2): Result for 0 may be undefined.
	(__popcounthi2): Don't clobber r30. Use __popcounthi2_tail.
	(__popcountsi2): Ditto. And don't clobber r26.
	(__popcountdi2): Ditto. And don't clobber r27.
	* config/avr/avr.md (UNSPEC_COPYSIGN): New c_enum.
	(parityhi2): New expand.
	(paritysi2): New expand.
	(popcounthi2): New expand.
	(popcountsi2): New expand.
	(clzhi2): New expand.
	(clzsi2): New expand.
	(ctzhi2): New expand.
	(ctzsi2): New expand.
	(ffshi2): New expand.
	(ffssi2): New expand.
	(copysignsf3): New insn.
	(bswapsi2): New expand.
	(*parityhi2.libgcc): New insn.
	(*parityqihi2.libgcc): New insn.
	(*paritysihi2.libgcc): New insn.
	(*popcounthi2.libgcc): New insn.
	(*popcountsi2.libgcc): New insn.
	(*popcountqi2.libgcc): New insn.
	(*popcountqihi2.libgcc): New insn-and-split.
	(*clzhi2.libgcc): New insn.
	(*clzsihi2.libgcc): New insn.
	(*ctzhi2.libgcc): New insn.
	(*ctzsihi2.libgcc): New insn.
	(*ffshi2.libgcc): New insn.
	(*ffssihi2.libgcc): New insn.
	(*bswapsi2.libgcc): New insn.

From-SVN: r176835

	* config/i386/i386.c (ix86_expand_move): Do not explicitly check
	the mode of symbolic_opreand RTXes.

From-SVN: r176834

	* config/i386/predicates.md (x86_64_movabs_operand): Reject
	pic32_bit_operand operands.
	* config/i386/i386.c (ix86_expand_move): Check x86_64_movabs_operand
	in DImode.

From-SVN: r176833

	* gcc.target/i386/avx-os-support.h: New.
	* gcc.target/i386/avx-check.h: Include avx-os-support.h
	(main): Check avx_os_support before the test is run.
	* gcc.target/i386/aes-avx-check.h: Ditto.
	* gcc.target/i386/pclmul-avx-check.h: Ditto.

From-SVN: r176829

        * config/i386/i386.c (ix86_option_override_internal): Allow -mabi
        for 32-bit, too.
        (ix86_handle_abi_attribute): Allow function attributes
        ms_abi/sysv_abi in 32-bit mode, too.
        * doc/extend.texi: Adjust attribute documentation.

        * gcc.target/i386/aggregate-ret3.c: New test.
        * gcc.target/i386/aggregate-ret4.c: New test.

From-SVN: r176828

2011-07-27  Kai Tietz  <ktietz@redhat.com>

        * gimple-fold.c (or_comparisons_1): Remove TRUTH_AND/OR
        expression handling.
        (and_var_with_comparison_1): Likewise.

From-SVN: r176827

	* params.h (ALLOW_STORE_DATA_RACES): New.
	* params.def (PARAM_ALLOW_STORE_DATA_RACES): New.
	* Makefile.in (expr.o): Depend on PARAMS_H.
	* machmode.h (get_best_mode): Add argument.
	* fold-const.c (optimize_bit_field_compare): Add argument to
	get_best_mode.
	(fold_truthop): Same.
	* ifcvt.c (noce_emit_move_insn): Add argument to store_bit_field.
	* expr.c (emit_group_store): Same.
	(copy_blkmode_from_reg): Same.
	(write_complex_part): Same.
	(optimize_bitfield_assignment_op): Add argument.
	Add argument to get_best_mode.
	(get_bit_range): New.
	(expand_assignment): Calculate maxbits and pass it down
	accordingly.
	(store_field): New argument.
	(expand_expr_real_2): New argument to store_field.
	Include params.h.
	* expr.h (store_bit_field): New argument.
	* stor-layout.c (get_best_mode): Restrict mode expansion by taking
	into account maxbits.
	* calls.c (store_unaligned_arguments_into_pseudos): New argument
	to store_bit_field.
	* expmed.c (store_bit_field_1): New argument.  Use it.
	(store_bit_field): Same.
	(store_fixed_bit_field): Same.
	(store_split_bit_field): Same.
	(extract_bit_field_1): Pass new argument to get_best_mode.
	(extract_bit_field): Same.
	* stmt.c (store_bit_field): Pass new argument to store_bit_field.
	* doc/invoke.texi: Document parameter allow-store-data-races.

From-SVN: r176824

2011-07-26  Daniel Carrera  <dcarrera@gmail.com>

	PR fortran/49755
	* trans.c (gfc_allocate_using_malloc): Change function signature.
	Return nothing. New parameter "pointer". Eliminate temorary variables.
	(gfc_allocate_using_lib): Ditto.
	(gfc_allocate_allocatable): Ditto. Update call to gfc_allocate_using_lib
	and gfc_allocate_using_malloc. Do not free and then reallocate a
	variable that is already allocated.
	(gfc_likely): New function. Basedon gfc_unlikely.
	* trans-array.c (gfc_array_init_size): New parameter "descriptor_block".
	Instructions to modify the array descriptor are stored in this block
	while other instructions continue to be stored in "pblock".
	(gfc_array_allocate): Update call to gfc_array_init_size. Move the
	descriptor_block so that the array descriptor is only updated if
	the array was allocated successfully.
	Update calls to gfc_allocate_allocatable and gfc_allocate_using_malloc.
	* trans.h (gfc_allocate_allocatable): Change function signature.
	Function now returns void.
	(gfc_allocate_using_lib): Ditto, and new function parameter.
	(gfc_allocate_using_malloc): Ditto.
	* trans-openmp.c (gfc_omp_clause_default_ctor,
	gfc_omp_clause_copy_ctor,gfc_trans_omp_array_reduction): Replace a call
	to gfc_allocate_allocatable with gfc_allocate_using_malloc.
	* trans-stmt.c (gfc_trans_allocate): Update function calls for
	gfc_allocate_allocatable and gfc_allocate_using_malloc.



2011-07-26  Daniel Carrera  <dcarrera@gmail.com>

	PR fortran/49755
	* gfortran.dg/multiple_allocation_1.f90: Fix test. Allocating an
	allocated array should *not* change its size.
	* gfortran.dg/multiple_allocation_3.f90: New test.

From-SVN: r176822

	* dwarf2out.c (output_macinfo_op): Ensure fd->filename points
	to GC allocated copy of the string.
	(dwarf2out_finish): Emit .debug_macinfo or .debug_macro sections
	before .debug_line, not after it.

From-SVN: r176819

2011-07-27  Kai Tietz  <ktietz@redhat.com>

        * tree-vrp.c (extract_range_from_binary_expr): Remove
        TRUTH-binary cases and add new bitwise-cases.
        (extract_range_from_assignment): Likewise.
        (register_edge_assert_for_1): Likeiwise.
        (register_edge_assert_for): Likewise.
        (simplify_truth_ops_using_ranges): Likewise.
        (simplify_stmt_using_ranges): Likewise.

From-SVN: r176818

From-SVN: r176816