From-SVN: r136729

2008-06-12  Paul Brook  <paul@codesourcery.com>

	gcc/
	* longlong.h (__arm__): Define count_leading_zeros.
	* config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
	(clzsi2, clzdi2): New functions.
	* config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
	* config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
	* config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
	* config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
	* config/arm/t-pe (LIB1ASMFUNCS): Ditto.
	* config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
	* config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
	* config/arm/t-linux (LIB1ASMFUNCS): Ditto.
	* config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
	* config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.

From-SVN: r136718

2008-06-12  David S. Miller  <davem@davemloft.net>
            David Edelsohn  <edelsohn@gnu.org>

        * configure.ac: Add powerpc*-*-* to gold supported targets.
        * configure: Regenerate.

Co-Authored-By: David Edelsohn <edelsohn@gnu.org>

From-SVN: r136717

2008-06-12  H.J. Lu  <hongjiu.lu@intel.com>

	PR preprocessor/36479
	* charset.c (cpp_interpret_string_notranslate): Also set
	narrow_cset_desc.width.

From-SVN: r136714

2008-06-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/36462
        * trans-intrinsic.c (gfc_conv_intrinsic_index_scan_verify):
        Fix passing of the BACK= argument.

2008-06-12  Tobias Burnus  <burnus@net-b.de>

        PR fortran/36462
        * gfortran.dg/index_2.f90: New.

From-SVN: r136712

	* config/m68k/m68k.c (m68k_tune_flags): New.
	(override_options): Compute m68k_tune_flags.
	(MULL_COST, MULW_COST): Update for various variants of CFV2.
	* config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.

From-SVN: r136711

	PR middle-end/36506
	* omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
	warning.

From-SVN: r136708

	* decl.c (gnat_to_gnu_entity) <E_Record_Subtype>: In the case of a
	constrained subtype of a discriminated type, discard the fields that
	are beyond its limits according to its size.

From-SVN: r136707

	* gcc.dg/compat/struct-layout-1.exp (orig_gcc_exec_prefix_saved):
	Always initialize.
	* g++.dg/compat/struct-layout-1.exp (orig_gcc_exec_prefix_saved):
	Always initialize.

From-SVN: r136704

2008-06-12  Tobias Burnus  <burnus@net-b.de>

        * omp_lib.f90.in: Add "implicit none".

From-SVN: r136703

tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with TREE_THIS_VOLATILE on INDIRECT_REF nodes.

	* tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
	TREE_THIS_VOLATILE on INDIRECT_REF nodes.

From-SVN: r136702

	* expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
	(get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.

From-SVN: r136699

	PR testsuite/36443
	* gcc.dg/compat/struct-layout-1.exp: Temporarily unset
	GCC_EXEC_PREFIX from environment when running $HOSTCC.
	* g++.dg/compat/struct-layout-1.exp: Likewise.

From-SVN: r136698

	PR middle-end/36506
	* omp-low.c (expand_omp_sections): Handle #pragma omp sections with
	reductions.

	* testsuite/libgomp.c/reduction-5.c: New test.

From-SVN: r136696

2008-06-12  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/36345
	* tree-flow.h (struct ptr_info_def): Align escape_mask,
	add memory_tag_needed flag.
	(may_alias_p): Declare.
	* tree-ssa-alias.c (may_alias_p): Export.
	(set_initial_properties): Use memory_tag_needed flag.
	(update_reference_counts): Likewise.
	(reset_alias_info): Reset memory_tag_needed flag.
	(create_name_tags): Check memory_tag_needed flag.
	(dump_points_to_info_for): Dump it.
	* tree-ssa-structalias.c (struct variable_info): Remove
	directly_dereferenced flag.
	(new_var_info): Do not initialize it.
	(process_constraint_1): Do not set it.
	(update_alias_info): Set is_dereferenced flag.
	(set_uids_in_ptset): Use may_alias_p.
	(set_used_smts): Check memory_tag_needed flag.
	(find_what_p_points_to): Likewise.  Pass is_dereferenced flag.
	* tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
	memory_tag_needed flag.
	* tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
	from broken design.

	* gcc.c-torture/execute/20020619-1.c: Remove broken part of
	the testcase.

From-SVN: r136695

2008-06-12  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/complex (pow(const complex<>&, int)): Do not define in
	C++0x mode, per DR 844.
	* include/tr1/complex (pow(const complex<>&, int)): Remove.
	* doc/xml/manual/intro.xml: Add an entry for DR 844.
	* testsuite/26_numerics/complex/dr844.cc: New.
	* testsuite/tr1/8_c_compatibility/complex/overloads_int.cc: Adjust.

From-SVN: r136694

2008-06-11  Kai Tietz  <kai.tietz@onevision.com>

	* config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
	w64 abi.
	(ix86_expand_prologue): Likewise.
	(ix86_force_to_memory): Likewise.
	(ix86_free_from_memory): Likewise.

From-SVN: r136693

From-SVN: r136689

2008-06-11  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/tr1_impl/hashtable (_Hashtable<>::cbegin(size_type),
	cend(size_type)): Add per DR 691. 
	* testsuite/23_containers/unordered_map/requirements/cliterators.cc:
	New.
	* testsuite/23_containers/unordered_multimap/requirements/
	cliterators.cc: Likewise.
	* testsuite/23_containers/unordered_set/requirements/cliterators.cc:
	Likewise.
	* testsuite/23_containers/unordered_multiset/requirements/
	cliterators.cc: Likewise.
	* doc/xml/manual/intro.xml: Add an entry for DR 691.

From-SVN: r136685

	* libgomp.h (struct gomp_task): Add in_tied_task field.
	* task.c (gomp_init_task): Initialize it.
	(GOMP_task): Likewise.  Call gomp_team_barrier_set_task_pending
	unconditionally.  Don't call gomp_team_barrier_wake if
	current task is implicit or if(0) from implicit and number of
	running tasks is equal to nthreads - 1.

From-SVN: r136682

2008-06-11  Edmar Wienskoski  <edmar@freescale.com>

	PR target/36425
	* config/rs6000/rs6000.c (rs6000_override_options): Set
	rs6000_isel conditionally to the absence of comand line
	override.
	* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
	Remove duplicate rs6000_isel setting.
	* config/rs6000/eabispe.h: Ditto.

testsuite:
2008-06-11  Edmar Wienskoski  <edmar@freescale.com>

	* gcc.target/powerpc/e500-1.c: New test case to verify
	mno-isel option.

From-SVN: r136681

2008-06-11  Richard Guenther  <rguenther@suse.de>

	* alias.c (get_alias_set): Use the element alias-set for arrays.
	(record_component_aliases): For arrays and vectors do nothing.
	* c-common.c (strict_aliasing_warning): Handle the cases
	of alias set zero explicitly.
	* Makefile.in (dfp.o-warn): Add -Wno-error.

From-SVN: r136679

	* config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
	tune_32 tune_64.
	(i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
	tune_32 tune_64 to supported_defaults.  Allow values not
	supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
	x86_64.  Do not override cpu_32 or cpu_64 values from target name.
	(i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
	with_cpu_64 to generic for 64-bit-supporting configurations, not
	with_cpu.  Remove FIXMEs.
	* doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
	--with-arch-64, --with-tune-32, --with-tune-64): Document.
	* config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
	(OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
	arch_32 and arch_64.

From-SVN: r136674

	* builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
	Use DECL_SIZE_UNIT to retrieve the size of the field.


Co-Authored-By: Olivier Hainque <hainque@adacore.com>

From-SVN: r136673

2008-06-11  Matthias Klose  <doko@ubuntu.com>

        * testsuite/30_threads/lock_error, testsuite/30_threads/once_flag:
        Remove empty directories.

From-SVN: r136671

	* config/arm/arm.c (arm_init_neon_builtins): Move initialization
	with function calls after declarations.  Lay out
	neon_float_type_node before further use.

From-SVN: r136660

config:
	* tls.m4: Fix typos.

libgcc:
	* configure: Regenerate.

From-SVN: r136658

2008-06-11  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (may_point_to_global_var): Declare.
	* tree-ssa-alias.c (may_point_to_global_var): New function.
	* tree-ssa-sink.c (is_hidden_global_store): Use it.

From-SVN: r136657

From-SVN: r136655

	PR libgomp/36471
	* omp_lib.f90.in (omp_get_ancestor_thread_num_8,
	omp_get_team_size_8): Fix pastos.

From-SVN: r136654

From-SVN: r136653

	PR c++/36408
	* semantics.c (stmt_expr_value_expr): Don't crash on empty
	STATEMENT_LIST.

From-SVN: r136651

	PR libgomp/36469
	* configure.ac: Add AC_CHECK_FUNCS (strtoull).
	* configure: Regenerated.
	* config.h.in: Regenerated.
	* env.c (strtoull): Define to strtoul if HAVE_STRTOULL is not
	defined.

From-SVN: r136650

2008-06-10  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* cpp.c: Add copyright notice.
	* cpp.h: Add copyright notice.

From-SVN: r136649

	* configure.ac: Teach that fido supports .debug_line.
	* configure: Regenerate.

From-SVN: r136648

	* c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
	debug hook.

From-SVN: r136647

From-SVN: r136645

gcc:
	* dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
	(encode_decimal64, decode_decimal64, encode_decimal128,
	decode_decimal128): Reverse order of 32-bit parts of value if host
	and target endianness differ.

libdecnumber:
	* dconfig.h: New.
	* decContext.c, decExcept.c, decExcept.h, decLibrary.c,
	decNumber.c, decNumberLocal.h, decRound.c, dpd/decimal128.c,
	dpd/decimal32.c, dpd/decimal64.c: Include dconfig.h not config.h.
	* dpd/decimal128Local.h (decimal128SetSign, decimal128ClearSign,
	decimal128FlipSign): Use WORDS_BIGENDIAN not
	FLOAT_WORDS_BIG_ENDIAN.
	* bid/host-ieee128.c: Include dconfig.h.
	(__host_to_ieee_128, __ieee_to_host_128): Swap 64-bit halves of
	value if WORDS_BIGENDIAN.

libgcc:
	* Makefile.in (DECNUMINC): Remove
	-I$(MULTIBUILDTOP)../../libdecnumber.
	* gstdint.h: New.

From-SVN: r136641

2008-06-10  Vinodha Ramasamy  <vinodha@google.com>
        * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
	Avoid division by 0.
	(tree_mod_pow2_value_transform): Likewise.
	(tree_ic_transform): Likewise.
	(tree_stringops_transform): Likewise.
	(tree_mod_subtract_transform): Likewise.
	* tree-inline-c (copy_bb): Corrected int type to gcov_type.
	(copy_edges_for_bb): Likewise.
	(initialize_cfun): Likewise.

From-SVN: r136639

	* config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
	nonmemory_operand. Add "N" operand constraint.
	(*btsi): Ditto.
	(*jcc_btdi_mask_rex64): New instruction and split pattern.
	(*jcc_btsi_mask): Ditto.
	(*jcc_btsi_mask_1): Ditto.

testsuite/ChangeLog:

	* gcc.target/i386/bt-mask-1.c: New test.
	* gcc.target/i386/bt-mask-2.c: Ditto.

From-SVN: r136636