2010-09-03  Richard Guenther  <rguenther@suse.de>

	* tree.def (TARGET_MEM_REF): Merge TMR_SYMBOL and TMR_BASE.
	Move TMR_OFFSET to second operand.  Add TMR_INDEX2.
	* tree.h (TMR_SYMBOL): Remove.
	(TMR_BASE, TMR_OFFSET): Adjust.
	(TMR_INDEX2): New.
	* alias.c (ao_ref_from_mem): Use TMR_BASE.
	* builtins.c (get_object_alignment): Merge TMR_BASE and
	TMR_SYMBOL handling.
	* cfgexpand.c (expand_debug_expr): Use TMR_BASE.
	* gimple.c (get_base_address): Merge MEM_REF and TARGET_MEM_REF
	handling.  Also allow TARGET_MEM_REF as base address.
	(walk_stmt_load_store_addr_ops): TMR_BASE is always non-NULL.
	* gimplify.c (gimplify_expr): Gimplify TMR_BASE like MEM_REF
	base.  Gimplify TMR_INDEX2.
	* tree-cfg.c (verify_types_in_gimple_reference): Adjust.
	* tree-dfa.c (get_ref_base_and_extent): Likewise.
	(get_addr_base_and_unit_offset): Likewise.
	* tree-eh.c (tree_could_trap_p): Likewise.
	* tree-pretty-print.c (dump_generic_node): Likewise.
	* tree-ssa-address.c (tree_mem_ref_addr): Simplify.  Handle
	TMR_INDEX2.
	(create_mem_ref_raw): Merge symbol and base.  Move 2ndary
	base to index2.
	(get_address_description): Reconstruct addres description
	from merged TMR_BASE and TMR_INDEX2.
	(maybe_fold_tmr): Fold propagated addresses.
	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Merge
	MEM_REF and TARGET_MEM_REF paths.
	(indirect_refs_may_alias_p): Likewise.
	* tree-ssa-live.c (mark_all_vars_used_1): Handle TMR_INDEX2
	instead of TMR_SYMBOL.
	* tree-ssa-operands.c (get_tmr_operands): Simplify.
	* tree-ssa-pre.c (create_component_ref_by_pieces_1): Adjust
	according to changes ...
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): ... here.
	Split TARGET_MEM_REF into two fields plus the base.
	* tree.c (mem_ref_offset): Simplify.
	* tree-ssa-loop-im.c (for_each_index): Handle TMR_INDEX2.
	* tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
	Strip NOPs when folding MEM_REF addresses.
	* tree-ssa-sink.c (is_hidden_global_store): Handle TARGET_MEM_REF.
	* gimple-fold.c (maybe_fold_reference): Fold TARGET_MEM_REF here ...
	(fold_gimple_assign): ... not here.

From-SVN: r163802

2010-09-03  Richard Guenther  <rguenther@suse.de>

	* lto-elf.c (validate_file): Always error if validation fails.

From-SVN: r163800

From-SVN: r163799

2010-09-03  Daniel Kraft  <d@domob.eu>

	PR fortran/44602
	* gfortran.h (struct gfc_code): Renamed `whichloop' to
	`which_construct' as this is no longer restricted to loops.
	* parse.h (struct gfc_state_data): New field `construct'.
	* match.c (match_exit_cycle): Handle EXIT from non-loops.
	* parse.c (push_state): Set `construct' field.
	* resolve.c (resolve_select_type): Extend comment.
	* trans-stmt.c (gfc_trans_if): Add exit label.
	(gfc_trans_block_construct), (gfc_trans_select): Ditto.
	(gfc_trans_simple_do): Store exit/cycle labels on the gfc_code itself.
	(gfc_trans_do), (gfc_trans_do_while): Ditto.
	(gfc_trans_exit): Use new name `which_construct' instead of `whichloop'.
	(gfc_trans_cycle): Ditto.
	(gfc_trans_if_1): Use fold_build3_loc instead of fold_build3.

2010-09-03  Daniel Kraft  <d@domob.eu>

	PR fortran/44602
	* gfortran.dg/exit_2.f08; Adapt error messages.
	* gfortran.dg/exit_3.f08: New test.
	* gfortran.dg/exit_4.f08: New test.
	* gfortran.dg/exit_5.f03: New test.

From-SVN: r163798

From-SVN: r163797

	* configure.ac (gcc_cv_as_cfi_advance_working): Use objdump
	instead of readelf in the test.
	(gcc_cv_as_cfi_sections_directive): Check for correct relocation
	in the .debug_frame section for coff targets.
	* configure: Rebuild.

From-SVN: r163793

	* trans-intrinsic.c (gfc_conv_intrinsic_aint): Fix whitespace.
	(gfc_conv_intrinsic_ishft): Only evaluate arguments once.
	(gfc_conv_intrinsic_ishftc): Only evaluate arguments once.
	* intrinsic.texi (RSHIFT): Fix documentation.

	* gfortran.dg/ishft_4.f90: New test.

From-SVN: r163792

	* config/m32c/m32c.h (CLASS_LIKELY_SPILLED_P): Remove.
	* config/m32c/m32c-protos.h (m32c_class_likely_spilled_p): Remove.
	* config/m32c/m32c.c (TARGET_CLASS_LIKELY_SPILLED_P): Define.
	(m32c_class_likely_spilled_p): Make static. Change argument type to
	reg_class_t. Change result type to bool.

From-SVN: r163788

From-SVN: r163786

From-SVN: r163785

	* c.opt (falt-external-templates, fhuge-objects, fvtable-gc,
	fvtable-thunks, fxref): Mark no longer supported in help text.

From-SVN: r163784

From-SVN: r163783

2010-09-02  Ryan Mansfield  <rmansfield@qnx.com>

	* arm.c (arm_override_options): Correct fall-back code to use
	SUBTARGET_CPU_DEFAULT.

From-SVN: r163782

	gcc/
	* config/arm/neon.md (UNSPEC_VCLE, UNSPEC_VCLT): New constants for
	unspecs.
	(vcond<mode>, vcondu<mode>): New expanders.
	(neon_vceq<mode>, neon_vcge<mode>, neon_vcgt<mode>): Support
	comparisons with zero.
	(neon_vcle<mode>, neon_vclt<mode>): New patterns.
	* config/arm/constraints.md (Dz): New constraint.

From-SVN: r163780

	* target.def (class_likely_spilled_p): New hook.
	* doc/tm.texi.in (TARGET_CLASS_LIKELY_SPILLED_P): Document.
	* doc/tm.texi: Regenerate.
	* targhooks.c (default_class_likely_spilled_p): New function.
	* targhooks.h (default_class_likely_spilled_p): Declare.
	* regs.h (CLASS_LIKELY_SPILLED_P): Remove.
	* combine.c: (cant_combine_insn_p, likely_spilled_retval_p): Use
	TARGET_CLASS_LIKELY_SPILLED_P target hook. Use HARD_REGISTER_P macro.
	Use fixed_reg_set instead of fixed_regs.
	* cse.c (hash_rtx_cb): Use TARGET_CLASS_LIKELY_SPILLED_P target hook.
	* calls.c (avoid_likely_spilled_reg): Ditto.
	* ira-conflicts.c: (ira_build_conflicts): Ditto.
	* ira.c (update_equiv_regs): Ditto.
	* mode-switching.c (create_pre_exit): Ditto.
	* regmove.c (find_matches): Ditto.
	(regclass_compatible_p): Use TARGET_CLASS_LIKELY_SPILLED_P target
	hook.
	* reload.c (SMALL_REGISTER_CLASS_P): Remove macro.
	(small_register_class_p): New inline function.
	(push_secondary_reload, find_reusable_reload, find_reloads): Use
	small_register_class_p instead of SMALL_REGISTER_CLASS_P.

	* config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Remove.
	* config/i386/i386.c (ix86_class_likely_spilled_p): New.
	(TARGET_CLASS_LIKELY_SPILLED_P): Define.

From-SVN: r163779

From-SVN: r163778

2010-09-02  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/40974
	* include/Makefile.am: Add -nostdinc++ to PCHFLAGS.
	* include/Makefile.in: Regenerate.

From-SVN: r163777

2010-09-02  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45186
        * trans-common.c (create_common): Change build[0-9] to
        build[0-9]_loc.
        * trans-const.c (gfc_conv_constant_to_tree,
        gfc_conv_constant_to_tree): Ditto.
        * trans-decl.c (gfc_build_qualified_array, build_entry_thunks,
        gfc_get_fake_result_decl, gfc_trans_auto_character_variable,
        add_argument_checking, create_main_function,
        gfc_generate_return): Ditto.
        * trans-types.c (gfc_get_dtype, gfc_get_array_type_bounds):
        * Ditto.
        * trans-stmt.c (allocate_temp_for_forall_nest_1,
        compute_inner_temp_size, compute_overall_iter_number,
        generate_loop_for_rhs_to_temp, generate_loop_for_temp_to_lhs,
        gfc_conv_elemental_dependencies, gfc_do_allocate,
        gfc_evaluate_where_mask, gfc_trans_allocate,
        gfc_trans_arithmetic_if, gfc_trans_call,
        gfc_trans_character_select, gfc_trans_deallocate,
        gfc_trans_do, gfc_trans_do_while, gfc_trans_forall_1,
        gfc_trans_forall_loop, gfc_trans_goto, gfc_trans_if_1,
        gfc_trans_integer_select, gfc_trans_logical_select,
        gfc_trans_pointer_assign_need_temp, gfc_trans_return,
        gfc_trans_simple_do, gfc_trans_sync, gfc_trans_where_2,
        gfc_trans_where_assign) Ditto.

From-SVN: r163776

2010-09-02  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/44937
	PR tree-optimization/45412
	* ipa-split.c (split_function): Properly remove PHI nodes.

	* g++.dg/opt/pr45412.C: New testcase.
	* gcc.c-torture/compile/pr45412.c: Likewise.
	* gcc.c-torture/compile/pr44937.c: Likewise.

From-SVN: r163775

2010-09-02  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44541
	* resolve.c (resolve_symbol): Correct check for attributes of CLASS
	variable.

From-SVN: r163773

	* opts.h (struct cl_option): Add warn_message field.
	(struct cl_decoded_option): Add warn_message field.
	* doc/options.texi (Ignore, Warn): Document.
	* opt-functions.awk (needs_state_p): Don't consider aliases or
	ignored options to need state saved.
	* optc-gen.awk: Handle Warn and Ignore.
	* opth-gen.awk: Output OPT_SPECIAL_ignore.
	* opts-common.c (decode_cmdline_option): Set warn_message field.
	Handle ignored options.
	(decode_cmdline_options_to_array, generate_option,
	generate_option_input_file): Set warn_message field.
	(read_cmdline_option): Generate warnings from warn_message field.
	Handle ignored options.
	* common.opt (Wunreachable-code, fargument-alias,
	fargument-noalias, fargument-noalias-global,
	fargument-noalias-anything, fcse-skip-blocks, fforce-addr,
	floop-optimize, frerun-loop-opt, fsched2-use-traces, fsee,
	fstrength-reduce, ftree-store-ccp, ftree-store-copy-prop,
	ftree-salias): Mark Ignore.
	* config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -mcpu,
	-mintel-syntax and -mno-intel-syntax here.
	* config/i386/i386.opt (mcpu=, mintel-syntax): Define as aliases
	using Warn.
	* opts.c (common_handle_option): Don't handle options marked as
	ignored.
	(enable_warning_as_error): Handle ignored options.

c-family:
	* c.opt (Wimport, fall-virtual, falt-external-templates,
	fdefault-inline, fenum-int-equiv, fexternal-templates,
	fguiding-decls, fhonor-std, fhuge-objects, flabels-ok,
	fname-mangling-version-, fnew-abi, fnonnull-objects,
	foptional-diags, fsquangle, fstrict-prototype, fthis-is-variable,
	fvtable-gc, fvtable-thunks, fxref): Mark with Ignore and Warn as
	applicable.
	(fhandle-exceptions): Mark with Alias and Warn.
	* c-opts.c (c_common_handle_option): Don't handle options marked
	as ignored.

po:
	* exgettext: Handle {} in operand of MissingArgError.  Handle
	Warn.

From-SVN: r163771

	PR driver/44076
	* opts.h (struct cl_option): Add alias_arg, neg_alias_arg and
	alias_target fields.
	* opt-functions.awk (opt_sanitized_name): Don't handle
	finline-limit=, Wlarger-than= and ftemplate-depth= specially.
	* optc-gen.awk: Generate alias fields.
	* opth-gen.awk: Explicitly give values for OPT_* enum constants.
	Don't generate such constants for aliases.
	* opts-common.c (generate_canonical_option): New.
	(decode_cmdline_option): Handle aliases.  Use
	generate_canonical_option for known options instead of copying the
	input option text.
	* doc/options.texi (Alias): Document.
	* common.opt (W, Wlarger-than-, aux-info=, finline-limit-,
	fstack-check, specs): Mark as aliases.
	* gcc.c (driver_handle_option): Canonicalize -L options to joined
	arguments.
	(driver_handle_option): Don't handle OPT_specs.
	* opts.c (common_handle_option): Don't handle options marked as
	aliases.
	(enable_warning_as_error): Handle aliases.
	* stor-layout.c (layout_decl): Use OPT_Wlarger_than_ instead of
	OPT_Wlarger_than_eq.
	* tree-optimize.c (tree_rest_of_compilation): Use
	OPT_Wlarger_than_ instead of OPT_Wlarger_than_eq.

c-family:
	* c.opt (Wcomments, Werror-implicit-function-declaration,
	ftemplate-depth-, std=c89, std=c9x, std=gnu89, std=gnu9x,
	std=iso9899:1990, std=iso9899:1999, std=iso9899:199x): Mark as
	aliases.
	* c-common.c (option_codes): Use OPT_Wcomment instead of
	OPT_Wcomments.
	* c-opts.c (warning_as_error_callback, c_common_handle_option):
	Don't handle options marked as aliases.

java:
	* lang.opt (CLASSPATH, bootclasspath, classpath, encoding,
	fCLASSPATH=): Mark as Java options and as aliases.
	* jvspec.c (jvgenmain_spec): Don't handle -fCLASSPATH*.
	(lang_specific_driver): Don't handle options marked as aliases.
	* lang.c (java_handle_option): Don't handle OPT_fCLASSPATH_.

testsuite:
	* gcc.dg/cpp/warn-comments-3.c: New.  Based on warn-comments-2.c
	but using -Werror=comment.
	* gcc.dg/cpp/warn-comments.c, gcc.dg/cpp/warn-comments-2.c: Adjust
	expected error messages.

From-SVN: r163770

	* gcc.dg/stack-usage-1.c: Adjust on i386/Darwin.
	* gcc.target/i386/stack-usage-realign.c: Skip on i386/Darwin.

From-SVN: r163768

2010-09-02  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45489
        * resolve.c (apply_default_init): Mark symbol as referenced,
        if it is initialized.
        (resolve_symbol): Change intialized check for BT_DERIVED such
        that also function results get initialized; remove now obsolete
        gfc_set_sym_referenced for BT_CLASS.

2010-09-02  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45489
        * gfortran.dg/initialization_27.f90: New.

From-SVN: r163767

	* config/i386/i386.md (nonmemory_operand): New mode attribute.
	(push memory peephole2): Macroize peepholes using SWI mode iterator.
	(move immediate to memory peephole2): Macroize peepholes using
	SWI124 mode iterator.
	(non-pairable NOT peephole2): Macroize peepholes using SWI124
	mode iterator.
	(simple lea add peephole2): Macroize peepholes using SWI48
	mode iterator.
	(simple lea mult peephole2): Ditto.
	(imul by 3,5,9 to lea peephole2): Ditto.
	(mov $-1, reg peephole2): Macroize peepholes using SWI248
	mode iterator.
	(imul $32bit_imm,mem,reg peephole2): Ditto.
	(imul $8/16bit_imm,regmem,reg peephole2): Ditto.

From-SVN: r163766

2010-09-02  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* config/arm/predicates.md (arm_sync_memory_operand): New.
	* config/arm/sync.md (arm_sync_compare_and_swapsi): Change predicate
        to arm_sync_memory_operand and constraint to Q.
	(arm_sync_compare_and_swap<mode>): Likewise.
	(arm_sync_compare_and_swap<mode>): Likewise.
	(arm_sync_lock_test_and_setsi): Likewise.
	(arm_sync_lock_test_and_set<mode>): Likewise.
        (arm_sync_new_<sync_optab>si): Likewise.
        (arm_sync_new_nandsi): Likewise.
        (arm_sync_new_<sync_optab><mode>): Likewise.
        (arm_sync_new_nand<mode>): Likewise.
        (arm_sync_old_<sync_optab>si): Likewise.
        (arm_sync_old_nandsi): Likewise.
        (arm_sync_old_<sync_optab><mode>): Likewise.
        (arm_sync_old_nand<mode>): Likewise.

From-SVN: r163765

2010-09-02  Ian Bolton  <ian.bolton@arm.com>

        * tree-ssa-loop-prefetch.c: Fix comment at head of file.

From-SVN: r163764

2010-09-02  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * MAINTAINERS (Write After Approval): Add myself.

From-SVN: r163763

        * ira-color.c (SORTGT): New macro, helper for qsort callbacks.
        (allocno_priority_compare_func): Use it instead of a straight
        difference computation over priorities.

From-SVN: r163760

2010-09-02  Andi Kleen  <ak@linux.intel.com>

        * opts.c (common_handle_option): Fix OPT_fwhopr/fwhopr_* handling.

From-SVN: r163759

	* tree-vectorizer.h (get_later_stmt): New function.
	(vect_analyze_data_ref_dependences): Add argument.
	* tree-vect-loop.c (vect_analyze_loop): Update call to
	vect_analyze_data_ref_dependences.
	* tree-vect-data-refs.c (vect_drs_dependent_in_basic_block):
	New function.
	(vect_analyze_data_ref_dependence): Add argument for basic block
	dependencies. Check dependencies in basic block vectorization.
	(vect_analyze_data_ref_dependences): Add argument and update call to
	vect_analyze_data_ref_dependences.
	* tree-vect-slp.c (vect_find_last_store_in_slp_instance): New.
	(vect_bb_vectorizable_with_dependencies): New.
	(vect_slp_analyze_bb): Check dependencies in basic block.
	(vect_schedule_slp_instance): Insert stores before the last store in
	SLP instance.

From-SVN: r163757

	PR target/45476
	* config/i386/freebsd.h (LIBGCC2_HAS_TF_MODE,
	LIBGCC2_TF_CEXT, TF_SIZE): New defines.

From-SVN: r163756

From-SVN: r163753

re PR libstdc++/45488 (lower_bound doesn't really require the iterator parameters to be default constructible)

2010-09-01  Christopher Yeleighton  <giecrilj@stegny.2a.pl>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/45488
	* include/bits/stl_algobase.h (lower_bound): Clean-up a tad, move
	two variables inside the main loop.
	* include/bits/stl_algo.h (lower_bound, upper_bound, equal_range):
	Likewise.

From-SVN: r163747

re PR libstdc++/45488 (lower_bound doesn't really require the iterator parameters to be default constructible)

2010-09-01  Christopher Yeleighton  <giecrilj@stegny.2a.pl>
	    Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/45488
	* include/bits/stl_algobase.h (lower_bound): Clean-up a tad, move
	two variables inside the main loop.
	* include/bits/stl_algo.h (lower_bound, upper_bound, equal_range):
	Likewise.

From-SVN: r163746

2010-09-01  Steve Ellcey  <sje@cup.hp.com>

	* gfortran.dg/vect/fast-math-pr38969.f90: Skip if not vectorizing.

From-SVN: r163745

2010-09-01  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44541
	* class.c (gfc_find_derived_vtab): Add component '$def_init'.
	* resolve.c (resolve_allocate_expr): Defer handling of default
	initialization to 'gfc_trans_allocate'.
	(apply_default_init,resolve_symbol): Handle polymorphic dummies.
	(resolve_fl_derived): Suppress error messages for vtypes.
	* trans-stmt.c (gfc_trans_allocate): Handle initialization via
	polymorphic MOLD expression.
	* trans-expr.c (gfc_trans_class_init_assign): Now only used for
	dummy initialization.


2010-09-01  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44541
	* gfortran.dg/allocate_alloc_opt_10.f90: Extended.
	* gfortran.dg/class_dummy_1.f03: New.

From-SVN: r163744

re PR middle-end/45458 (ICE: in add_labels_and_missing_jumps, at bb-reorder.c:1306 with-fnon-call-exceptions -freorder-blocks-and-partition -fprofile-use)

	PR middle-end/45458
	* bb-reorder.c (add_labels_and_missing_jumps): Treat
	bbs ending with throwing insns like blocks ending with a call.
	(fix_up_fall_thru_edges): Likewise.

	* g++.dg/tree-prof/partition2.C: New test.

From-SVN: r163743

	* config/m32c/m32c-protos.h (m32c_function_arg): Delete.
	(m32c_function_arg_advance): Delete.
	* config/m32c/m32c.h (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Delete.
	* config/m32c/m32c.c (m32c_function_arg): Make static.  Adjust
	comments.  Take a const_tree and a bool.  Declare.
	(m32c_function_arg_advance): Likewise.
	(TARGET_FUNCTION_ARG, TARGET_FUNCTION_ARG_ADVANCE): Define.

From-SVN: r163742

        PR target/45476
        * config/i386/cygming.h (LIBGCC2_HAS_TF_MODE,
	LIBGCC2_TF_CEXT, TF_SIZE): Move from ...
        * config/i386/mingw32.h: ... here.

From-SVN: r163741