cgraphunit.c (process_function_and_variable_attributes): Mark dllexport-ed function/variables as needed.

2010-11-25  Kai Tietz  <kai.tietz@onevision.com>

	* cgraphunit.c (process_function_and_variable_attributes):
	Mark dllexport-ed function/variables as needed.
	* ipa.c (cgraph_externally_visible_p): Make dllexport-ed
	as externally visible.

2010-11-25  Kai Tietz  <kai.tietz@onevision.com>

	* gcc.dg/dll-8.c: New.

From-SVN: r167144

	* gnat.dg/loop_optimization7.adb: Remove dg-require-effective-target.
	* gnat.dg/sse_nolib.adb: Likewise.

From-SVN: r167143

re PR rtl-optimization/46585 (ICE: SIGSEGV in vinsn_create (sel-sched-ir.c:1189) with -fno-dce -fschedule-insns -fselective-scheduling)

	PR rtl-optimization/46585
	* sel-sched-ir.c (return_regset_to_pool): Verify that RS is not NULL.
	(vinsn_init): Skip initialization of dependencies for local NOPs.
	(vinsn_delete): Don't try to free regsets for local NOPs.
        (setup_nop_and_exit_insns): Change definition of nop_pattern.

testsuite:
	* gcc.dg/pr46585.c: New.

From-SVN: r167141

	PR rtl-optimization/46602
	* sel-sched-ir.c (maybe_tidy_empty_bb): Move checking ...
	(tidy_control_flow): Here.

From-SVN: r167140

2010-11-25  Joern Rennecke  <amylaar@spamcop.net>
	    Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	PR bootstrap/45888
	* Makefile.in (s-tm-texi): Remove \r occurences from tmp-tm.texi.
	Fix target.def pathname in timestamp comparison.

Co-Authored-By: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>

From-SVN: r167137

        * config/ia64/predicates.md (pmpyshr_operand): New.
        * config/ia64/ia64.c (ia64_expand_unpack): New.
        (ia64_expand_widen_mul_v4hi): New.
        (ia64_expand_widen_sum): Update for pattern renames.
        (ia64_expand_dot_prod_v8qi): Likewise.
        * config/ia64/ia64-protos.h: Update.
        * config/ia64/vect.md (vecwider): New mode attribute.
        (vec_widen_umult_lo_v8qi, vec_widen_umult_hi_v8qi): New.
        (vec_widen_smult_lo_v8qi, vec_widen_smult_hi_v8qi): New.
        (pmpyshr2, pmpyshr2_u): New.
        (vec_widen_smult_lo_v4hi, vec_widen_smult_hi_v4hi): New.
        (vec_widen_umult_lo_v4hi, vec_widen_umult_hi_v4hi): New.
        (mulv2si3): New.
        (vec_pack_ssat_v4hi): Rename from pack2_sss.
        (vec_pack_usat_v4hi): Rename from *pack2_uss.
        (vec_pack_ssat_v2si): Rename from pack4_sss.
        (vec_interleave_lowv8qi): Rename from unpack1_l, use the correct
        vec_select operation.
        (vec_interleave_highv8qi): Similarly.
        (mux1_alt): Rename from *mux1_alt.
        (vec_extract_evenv8qi, vec_extract_oddv8qi): New.
        (vec_interleave_lowv4hi): Rename from unpack2_l.
        (vec_interleave_highv4hi): Rename from unpack2_h.
        (mix2_r): Rename from *mix2_r.
        (mix2_l): Similarly.
        (vec_extract_evenodd_helper): New.
        (vec_extract_evenv4hi, vec_extract_oddv4hi): New.
        (vec_interleave_lowv2si): Rename from *unpack4_l.
        (vec_interleave_highv2si): Rename from *unpack4_h.
        (vec_extract_evenv2si, vec_extract_oddv2si): New.
        (vec_interleave_lowv2sf): Rename from fmix_r.
        (vec_interleave_highv2sf): Rename from *fmix_l.
        (vec_extract_evenv2sf, vec_extract_oddv2sf): New.
        (vec_unpacku_lo_<VECINT12>, vec_unpacku_hi_<VECINT12>): New.
        (vec_unpacks_lo_<VECINT12>, vec_unpacks_hi_<VECINT12>): New.
        (vec_pack_trunc_v4hi, vec_pack_trunc_v2si): New.

testsuite:
        * lib/target-supports.exp (vect_widen_sum_hi_to_si_pattern,
        vect_widen_mult_hi_to_si, vect_sdot_qi, vect_udot_qi, vect_sdot_hi,
        vect_unpack, vect_int_mult, vect_extract_even_odd,
        vect_extract_even_odd_wide, vect_interleave): Enable for ia64.

From-SVN: r167136

From-SVN: r167135

	* targhooks.c (default_except_unwind_info): Remove
	MUST_USE_SJLJ_EXCEPTIONS case.
	* config/h8300/h8300.h (MUST_USE_SJLJ_EXCEPTIONS): Delete.
	* config/h8300/h8300.c (TARGET_EXCEPT_UNWIND_INFO): Define.
	* doc/tm.texi.in (MUST_USE_SJLJ_EXCEPTIONS): Delete.
	* doc/tm.texi: Regenerate.
	* system.h (MUST_USE_SJLJ_EXCEPTIONS): Poison.

From-SVN: r167131

From-SVN: r167130

cppbuiltin.c (define_builtin_macros_for_type_sizes): Define __FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.

gcc/
	* cppbuiltin.c (define_builtin_macros_for_type_sizes): Define
	__FLOAT_WORD_ORDER__ according to FLOAT_WORDS_BIG_ENDIAN.
	* config/dfp-bit.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
	* doc/cpp.texi (__FLOAT_WORD_ORDER__): Document.
	* system.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Poison.

libgcc/
	* config/libbid/bid_conf.h (BID_BIG_ENDIAN): Define in terms of
	__FLOAT_WORD_ORDER__.
	* config/libbid/bid_gcc_intrinsics.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN):
	Delete.

libdecnumber/
	* dconfig.h (LIBGCC2_FLOAT_WORDS_BIG_ENDIAN): Delete.
	(WORDS_BIG_ENDIAN): Define based on value of __FLOAT_WORD_ORDER__.

From-SVN: r167129

libgomp:

	* testsuite/libgomp.fortran/fortran.exp: Add paths for libquadmath.

From-SVN: r167127

gcc/

2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/46519
	* config/i386/i386.c (ix86_expand_call): Don't check
	TREE_THIS_VOLATILE.

gcc/testsuite/

2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/46519
	* gfortran.dg/pr46519-1.f: New.

From-SVN: r167126

gcc/

2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/46519
	* config/i386/i386.c (upper_128bits_state): New.
	(block_info_def): Remove upper_128bits_set and done.  Add state,
	referenced, count, processed and rescanned. 
	(check_avx256_stores): Updated.
	(move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
	Call note_stores only if needed.  Set referenced and count.
	(move_or_delete_vzeroupper_1): Updated.  Set rescan_vzeroupper_p.
	(rescan_move_or_delete_vzeroupper): New.
	(move_or_delete_vzeroupper):  Process and rescan all all basic
	blocks instead of predecessor blocks of all exit points.
	(ix86_option_override_internal): Enable vzeroupper optimization
	only for -fexpensive-optimizations and not optimizing for size.
	(use_avx256_p): Removed.
	(init_cumulative_args): Don't set use_avx256_p.
	(ix86_function_arg): Likewise.
	(ix86_expand_move): Likewise.
	(ix86_expand_vector_move_misalign): Likewise.
	(ix86_local_alignment): Likewise.
	(ix86_minimum_alignment): Likewise.
	(ix86_expand_epilogue): Don't check use_avx256_p when generating
	vzeroupper.
	(ix86_expand_call): Likewise.

	* config/i386/i386.h (machine_function): Remove use_vzeroupper_p
	and use_avx256_p.  Add rescan_vzeroupper_p.

gcc/testsuite/

2010-11-24  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/46519
	* gcc.target/i386/avx-vzeroupper-10.c: Expect no avx_vzeroupper.
	* gcc.target/i386/avx-vzeroupper-11.c: Likewise.

	* gcc.target/i386/avx-vzeroupper-14.c: Replace -O0 with -O2.
	* gcc.target/i386/avx-vzeroupper-15.c: Likewise.
	* gcc.target/i386/avx-vzeroupper-16.c: Likewise.
	* gcc.target/i386/avx-vzeroupper-17.c: Likewise.

	* gcc.target/i386/avx-vzeroupper-20.c: New.
	* gcc.target/i386/avx-vzeroupper-21.c: Likewise.
	* gcc.target/i386/avx-vzeroupper-22.c: Likewise.
	* gcc.target/i386/avx-vzeroupper-23.c: Likewise.
	* gcc.target/i386/avx-vzeroupper-24.c: Likewise.
	* gcc.target/i386/avx-vzeroupper-25.c: Likewise.
	* gcc.target/i386/avx-vzeroupper-26.c: Likewise.

From-SVN: r167124

From-SVN: r167123

2010-11-24  Richard Guenther  <rguenther@suse.de>

	PR lto/43218
	* lto-symtab.c (lto_cgraph_replace_node): Mark edges with
	conflicting function signatures as non-inlineable.

	* gcc.dg/lto/20100423-1_0.c: Enable for all LTO modes.

From-SVN: r167122

re PR rtl-optimization/46614 (gcc.dg/vect/vect-strided-u8-i8-gap4.c FAILs with -fno-rename-registers -fsched2-use-superblocks)

	PR rtl-optimization/46614
	* sched-deps.c (NON_FLUSH_JUMP_KIND, NON_FLUSH_JUMP_P): Define.
	 (deps_analyze_insn): Mark JUMP_INSNs in
	last_pending_memory_flush that weren't added through
	flush_pending_lists with NON_FLUSH_JUMP_KIND.
	(sched_analyze_2, sched_analyze_insn): Check NON_FLUSH_JUMP_P
	on INSN_LIST instead of JUMP_P check on its operand.
	* sched-rgn.c (concat_INSN_LIST): Copy over REG_NOTE_KIND.

	* gcc.dg/pr46614.c: New test.

From-SVN: r167121

2010-11-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46638
        * target-memory.c (gfc_interpret_derived): Correctly handle
        component offset.

2010-11-24  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46638
        * gfortran.dg/transfer_simplify_10.f90: New.

From-SVN: r167119

2010-11-24  Benjamin Kosnik  <bkoz@redhat.com>

	* include/std/tuple: Mark more constructors constexpr.
	* include/bits/stl_pair.h: Same.
	* testsuite/20_util/tuple/requirements/dr801.cc: New.
	* testsuite/20_util/pair/requirements/dr801.cc: New.
	* testsuite/20_util/tuple/cons/constexpr.cc: Add cases for new
	constexpr constructors.
	* testsuite/20_util/pair/cons/constexpr.cc: Same.
	* testsuite/20_util/pair/comparison_operators/constexpr.cc: New.

	* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Adjust line number.

From-SVN: r167118

2010-11-24  Richard Guenther  <rguenther@suse.de>

	* lto-streamer-in.c (input_gimple_stmt): Use types_compatible_p.

From-SVN: r167116

2010-11-24  Richard Guenther  <rguenther@suse.de>

	PR lto/46606
	* lto-streamer-in.c (input_gimple_stmt): When we cannot find
	a FIELD_DECL that is type correct issue a warning and fixup
	with a VIEW_CONVERT_EXPR.

From-SVN: r167115

2010-11-24  Basile Starynkevitch  <basile@starynkevitch.net>

	* doc/invoke.texi (Options for Debugging Your Program or GCC):
	Explain static numbering of dump files.

From-SVN: r167114

	* common.opt (user_vect_verbosity_level): New Variable entry.
	(ftree-vectorizer-verbose=): Mark as UInteger.
	* flag-types.h (enum vect_verbosity_levels): Move from enum
	verbosity_levels in tree-vectorizer.h.
	* opts.c: Don't include tree.h.
	(vect_set_verbosity_level): Move from tree-vectorizer.c.  Use
	gcc_options parameter; take integer option argument.
	(common_handle_option): Update call to vect_set_verbosity_level.
	* tree-vectorizer.c (user_vect_verbosity_level): Remove.
	(vect_set_verbosity_level): Move to opts.c.
	(vect_verbosity_level, vect_print_dump_info): Update for change of
	enum name.
	* tree-vectorizer.h (enum verbosity_levels): Move to flag-types.h.
	(vect_print_dump_info): Update for change of enum name.
	* tree.h (vect_set_verbosity_level): Remove.
	* Makefile.in (opts.o): Update dependencies.

From-SVN: r167113

From-SVN: r167112

	PR middle-end/46629
	* gfortran.dg/lto/pr46629_0.f90: New test.

From-SVN: r167110

2010-11-24  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/30_threads/future/cons/constexpr.cc: Add dg-require*
	directives.
	* testsuite/30_threads/shared_future/cons/constexpr.cc: Likewise.

From-SVN: r167109

	PR middle-end/46629
	* cfgexpand.c (maybe_cleanup_end_of_block): Test NEXT_INSN (insn)
	instead of insn with any_condjump_p.

From-SVN: r167108

From-SVN: r167107

	* common.opt (initial_max_fld_align, flag_debug_asm,
	flag_dump_rtl_in_asm, flag_dump_all_passed, rtl_dump_and_exit,
	flag_print_asm_name, graph_dump_format, help_printed,
	help_columns, flag_opts_finished): New Variable entries.
	(fdbg-cnt-list, fdbg-cnt=, fdebug-prefix-map=, frandom-seed,
	frandom-seed=): Mark deferred.
	(fsched-verbose=): Use UInteger and Var.
	* flags.h (set_struct_debug_option, flag_print_asm_name,
	rtl_dump_and_exit, flag_debug_asm, flag_dump_rtl_in_asm,
	graph_dump_format): Don't declare here.
	* haifa-sched.c (sched_verbose_param, fix_sched_param): Remove.
	* opts-global.c: Include dbgcnt.h and debug.h.
	(decode_options): Pass location to finish_options.
	(handle_common_deferred_options): Check flag_dump_all_passed.
	Handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list, OPT_fdebug_prefix_map_,
	OPT_frandom_seed and OPT_frandom_seed_.  Don't assert on
	OPT_fstack_limit.
	* opts.c: Don't include toplev.h, dbgcnt.h or debug.h.
	(set_struct_debug_option): Add location_t parameter.  Update
	recursive call.  Use error_at.
	(default_options_optimization): Use error_at.
	(finish_options): Add location_t parameter.  Use
	opts->x_flag_opts_finished instead of first_time_p.  Use
	opts->x_optimize instead of optimize.  Use error_at.  Pass
	location to inform.
	(print_filtered_help): Use opts->x_help_printed to track what
	options have been printed.
	(print_specific_help): Use opts->x_help_columns to track number of
	columns.
	(common_handle_option): Pass locations and gcc_options pointers to
	more functions.  Use warning_at instead of fnotice and warning.
	Don't handle OPT_fdbg_cnt_, OPT_fdbg_cnt_list or
	OPT_fdebug_prefix_map_.  Use error_at.  Set
	opts->x_initial_max_fld_align; don't set maximum_field_alignment.
	Don't handle OPT_frandom_seed or OPT_frandom_seed_.  Don't handle
	OPT_fsched_verbose_.
	(handle_param): Add location_r parameter.  Use error_at.
	(set_debug_level): Add location_r parameter.  Use error_at and
	warning_at.
	(setup_core_dumping): Add diagnostic_context parameter.
	(decode_d_option): Add gcc_options, location_t and
	diagnostic_context parameters and use them instead of global
	state.  Use warning_at.
	(enable_warning_as_error): Use error_at.
	* opts.h (finish_options): Update prototype.
	(set_struct_debug_option): Declare here.
	* rtl.h (fix_sched_param): Remove.
	* stor-layout.c (initial_max_fld_align): Remove.
	* toplev.c (rtl_dump_and_exit, flag_print_asm_name,
	graph_dump_format, flag_debug_asm, flag_dump_rtl_in_asm): Remove.
	(process_options): Set maximum_field_alignment.
	* tree.h (initial_max_fld_align) Don't declare here.
	* Makefile.in (opts.o, opts-global.o): Update dependencies.

c-family:
	* c-opts.c (c_common_handle_option): Pass location to
	set_struct_debug_option.

testsuite:
	* gcc.dg/opts-5.c: New test.

From-SVN: r167106

	* flag-types.h (struct visibility_flags): Don't declare here.
	* flags.h (strip_off_ending, fast_math_flags_set_p,
	fast_math_flags_struct_set_p): Declare here.
	(visibility_options): Don't declare here.
	* opts-common.c (option_enabled, get_option_state): Move from
	opts.c.
	* opts-global.c: Include diagnostic.h instead of
	diagnostic-core.h.  Include tree.h, langhooks.h, lto-streamer.h
	and toplev.h.
	(const_char_p, ignored_options, in_fnames, num_in_fnames,
	write_langs, complain_wrong_lang, postpone_unknown_option_warning,
	print_ignored_options, unknown_option_callback,
	post_handling_callback, lang_handle_option, add_input_filename,
	read_cmdline_options, initial_lang_mask, init_options_once,
	decode_cmdline_options_to_array_default_mask,
	set_default_handlers, decode_options): Move from opts.c.
	(print_ignored_options): Use warning_at instead of saving and
	restoring input_location.
	* opts.c: Include <signal.h> and <sys/resource.h>.  Include rtl.h
	instead of expr.h.  Don't include langhooks.h, except.h or
	lto-streamer.h.  Add more comments on includes.
	(strip_off_ending, setup_core_dumping, decode_d_option): Move from
	toplev.c.
	(visibility_options): Move to c-family/c-common.c.
	(const_char_p, ignored_options, in_fnames, num_in_fnames,
	write_langs, complain_wrong_lang, postpone_unknown_option_warning,
	print_ignored_options, unknown_option_callback,
	post_handling_callback, lang_handle_option, add_input_filename,
	read_cmdline_options, initial_lang_mask, init_options_once,
	decode_cmdline_options_to_array_default_mask,
	set_default_handlers, decode_options): Move to opts-global.c.
	(target_handle_option, default_options_optimization,
	finish_options, common_handle_option): Remove static.
	(option_enabled, get_option_state): Move to opts-common.c.
	* opts.h (common_handle_option, target_handle_option,
	finish_options, default_options_optimization): Declare.
	* toplev.c: Don't include <signal.h> or <sys/resource.h>.
	(setup_core_dumping, strip_off_ending, decode_d_option): Move to
	opts.c.
	* toplev.h (strip_off_ending, decode_d_option,
	fast_math_flags_set_p, fast_math_flags_struct_set_p): Don't
	declare here.
	* Makefile.in (opts.o, opts-global.o): Update dependencies.

c-family:
	* c-common.c (visibility_options): Move from ../opts.c.
	* c-common.h (struct visibility_flags, visibility_options):
	Declare here.
	* c-opts.c (finish_options): Rename to c_finish_options.
	(c_common_init): Update call to finish_options.

From-SVN: r167105

any already-instantiated declarations.

	PR c++/46527
	* gcc/cp/pt.c (instantiate_decl): Propagate the template's
	location to its instance.
	* gcc/testsuite/g++.dg/debug/dwarf2/pr46527.C: New test.

From-SVN: r167104

From-SVN: r167103

2010-11-23  Benjamin Kosnik  <bkoz@redhat.com>

	* include/std/chrono: Constexpr markup for is_monotonic.
	* src/chrono.cc: Same.
	* testsuite/20_util/clocks/1.cc: Move...
	* testsuite/20_util/system_clock/1.cc: ...here.
	* testsuite/20_util/system_clock/constexpr_data.cc
	* testsuite/20_util/monotonic_clock/constexpr_data.cc

	* include/std/complex: Mark primary template constexpr.
	* testsuite/26_numerics/complex/cons/constexpr_primary.cc: Add.
	* testsuite/26_numerics/complex/complex_value.cc: Move...
	* testsuite/26_numerics/complex/dr387.cc: Move...
	* testsuite/26_numerics/complex/value_operations/1.cc: ... here.
	* testsuite/26_numerics/complex/value_operations/dr387.cc: ...here.
	* testsuite/26_numerics/complex/value_operations/constexpr.cc: New.

2010-11-23  Benjamin Kosnik  <bkoz@redhat.com>
	    Jason Merrill  <jason@redhat.com>

	* testsuite/lib/libstdc++.exp: Use scanasm.
	* testsuite/util/testsuite_common_types.h
	(constexpr_default_constructible): Add support for non-literal types.
	(constexpr_single_value_constructible): Same.
	* testsuite/20_util/enable_shared_from_this/cons/constexpr.cc:
	Remove xfail.
	* testsuite/20_util/shared_ptr/cons/constexpr.cc: Add.
	* testsuite/20_util/unique_ptr/cons/constexpr.cc: Add.
	* testsuite/20_util/weak_ptr/cons/constexpr.cc: Add.
	* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Adjust line number.

2010-11-23  Benjamin Kosnik  <bkoz@redhat.com>
	    Jonathan Wakely  <jwakely.gcc@gmail.com>

	* include/std/future (shared_future): Default ctor constexpr.
	(future): Same.
	* testsuite/30_threads/shared_future/cons/constexpr.cc: New.
	* testsuite/30_threads/future/cons/constexpr.cc: New.


Co-Authored-By: Jason Merrill <jason@redhat.com>
Co-Authored-By: Jonathan Wakely <jwakely.gcc@gmail.com>

From-SVN: r167099

From-SVN: r167098

2010-11-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/46545
        * gfortran.texi (KIND Type Parameters): Quadmath and F2008
        changes.

From-SVN: r167096

In libobjc/:
2010-11-23  Richard Frith-Macdonald <rfm@gnu.org>

	* sendmsg.c (get_imp): Fixed call to __objc_get_forward_imp to
	pass nil as the receiver since we don't know the receiver at this
	point.

From-SVN: r167092

	PR driver/42690
	* gcc.c (LINK_COMMAND_SPEC): Remove hard-coded pass-through plugin
	options, replace by call of pass-through-libs spec function to process
	link_gcc_c_sequence spec.
	(lto_libgcc_spec): Delete variable.
	(static_specs[]): Remove related entry.
	(static_spec_functions[]): Add new entry for pass-through-libs.
	(main): Don't generate deleted lto_libgcc_spec.
	(pass_through_libs_spec_func): New function to implement the new
	pass-through-libs spec function.
	* doc/invoke.texi (pass-through-libs): Document new spec function.

From-SVN: r167091

2010-11-23  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/12258
	* configure.ac: Correct comments for --enable-gold/--enable-ld.
	Properly check default linker.
	* configure: Regnerated.

From-SVN: r167090

From-SVN: r167089

gcc/testsuite:

	* gcc.dg/darwin-cfstring-1.c: Adjust format messages.

From-SVN: r167088

From-SVN: r167086