2010-09-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/45532
	* io/list_read.c (nml_get_obj_data): Set first_nl if the previous
	is NULL.

From-SVN: r164266

From-SVN: r164265

	PR target/44749
	* config/mep/t-mep (GTM_H): Add insn-constants.h.
	* config/mep/mep.c (mep_conditional_register_usage): Take no
	parameters.
	* config/mep/mep-protos.h (mep_conditional_register_usage): Update
	prototype.
	* config/mep/mep-pragma.c (CONDITIONAL_REGISTER_USAGE): Update
	call to mep_conditional_register_usage.

From-SVN: r164260

From-SVN: r164259

	PR debug/43937
	* varasm.c (output_constant_def_contents): Set TREE_ASM_WRITTEN on
	the DECL as well.

From-SVN: r164258

	PR rtl-optimization/45617
	* combine.c (simplify_comparison): Optimize (X >> N) {>,>=,<,<=} C
	even if low N bits of X aren't known to be zero.

	* gcc.target/i386/pr45617.c: New test.

From-SVN: r164257

	* gcc.target/i386/volatile-2.c: Allow underscores before symbols.

From-SVN: r164256

gcc/

2010-09-13  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386-protos.h (ix86_units_per_simd_word): New.

	* config/i386/i386.c (initial_ix86_tune_features): Add
	X86_TUNE_VECTORIZE_DOUBLE.
	(ix86_units_per_simd_word): New.

	* config/i386/i386.h (ix86_tune_indices): Add
	X86_TUNE_VECTORIZE_DOUBLE.
	(TARGET_VECTORIZE_DOUBLE): New.
	(UNITS_PER_SIMD_WORD): Defined with ix86_units_per_simd_word.

gcc/testsuite/

2010-09-13  H.J. Lu  <hongjiu.lu@intel.com>

	* gcc.target/i386/fma4-256-vector.c: Add -mtune=generic.
	* gcc.target/i386/fma4-vector.c: Likewise.
	* gcc.target/i386/vectorize2.c: Likewise.
	* gcc.target/i386/vectorize4.c: Likewise.
	* gcc.target/i386/vectorize5.c: Likewise.
	* gcc.target/i386/vectorize6.c: Likewise.
	* gcc.target/i386/vectorize8.c: Likewise.

	* gcc.target/i386/vect-double-1.c: New.
	* gcc.target/i386/vect-double-1a.c: Likewise.
	* gcc.target/i386/vect-double-2.c: Likewise.
	* gcc.target/i386/vect-double-2a.c: Likewise.

	* lib/target-supports.exp (check_effective_target_vect_double):
	Set et_vect_double_saved to 0 when tuning for Atom.

From-SVN: r164255

2010-09-13  Benjamin Kosnik  <bkoz@redhat.com>

	    * doc/xml/api.xml: Add title.
	    * doc/xml/manual/spine.xml: Same.
	    * doc/xml/spine.xml: Same.

From-SVN: r164254

2010-09-13  Matt Austern  <austern@google.com>

	* src/hash_bytes.cc: New file, exports _Hash_bytes (a Murmur hash),
	and _Fnv_hash_bytes (based on a FNV algorithm).
	* src/compatibility-c++0x.cc (hash<string>::operator(),
	hash<const string&>::operator(), hash<wstring>::operator(),
	hash<const wstring&>::operator(), hash<error_code>::operator()):
	Adjust, use _Hash_bytes.
	* include/std/system_error (hash<error_code>::operator()): Likewise.
	* include/std/thread (hash<thread::id>operator()): Likewise.
	* include/std/bitset (hash<bitset>operator()): Likewise.
	* include/bits/basic_string.h (hash<string>::operator(),
	hash<wstring>::operator(), hash<u16string>::operator(),
	hash<u32string>::operator()): Adjust.
	* include/bits/vector.tcc (hash<vector<bool>>::operator()): Adjust.
	* include/bits/functional_hash.h (_Hash_bytes, _Fnv_hash_bytes):
	Declare.
	(struct _Hash_impl, struct _Fnv_hash_impl): Add, use _Hash_bytes
	and _Fnv_hash_bytes, respectively.
	(hash<float>::operator(), hash<double>::operator()): Adjust.
	* config/abi/pre/gnu.ver: Add exports.
	* src/Makefile.am: Add.
	* src/Makefile.in: Regenerate.

From-SVN: r164253

	* tree-ssa-ter.c (temp_expr_table_d): Add call_cnt field.
	(new_temp_expr_table): Allocate call_cnt vector.
	(free_temp_expr_table): Free it.
	(process_replaceable): Add call_cnt parm and set in vector.
	(find_replaceable_in_bb): Skip replacement if def/use span a call.
	(debug_ter): Dump call_cnt value, remove stderr uses.

From-SVN: r164252

	* semantics.c (finish_for_stmt): Always test flag_new_for_scope.
	(begin_range_for_stmt): Likewise.

From-SVN: r164251

	* tree.c (build_zero_cst): New.
	* tree.h (build_zero_cst): Declare.
	* tree-ssa-ccp.c (get_constant_value): Accept general operands.
	(get_base_constructor): Break out from ...
	(fold_const_aggregate_ref): Here; handle empty constructors.

	* gcc.dg/torture/pr23821.c: Drop static keyword.
	* gcc.dg/tree-ssa/loop-19.c: Likewise.
	* gcc.dg/tree-ssa/foldconst-4.c: New.

From-SVN: r164250

2010-09-13  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/forward_list.h (forward_list<>::resize(size_type,
	value_type)): Fix signature, per LWG 1340.
	* include/bits/forward_list.tcc: Adjust definition.

From-SVN: r164249

2010-09-13  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/27_io/basic_filebuf/seekoff/char/4.cc: New.
	* testsuite/27_io/basic_filebuf/seekoff/wchar_t/4.cc: Likewise.

From-SVN: r164248

2010-09-13  Marcus Shawcroft  <marcus.shawcroft@arm.com>

        * config/arm/arm.md: (define_attr "conds"): Update comment.
	* config/arm/sync.md (arm_sync_compare_and_swapsi): Change 
          conds attribute to clob.
          (arm_sync_compare_and_swapsi): 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.

2010-09-13  Marcus Shawcroft  <marcus.shawcroft@arm.com>

	* gcc.target/arm/sync-1.c: New.

From-SVN: r164247

From-SVN: r164246

fwprop.c (forward_propagate_and_simplify): Only attach a REG_EQUAL note to an insn if the destination is a register.

        * fwprop.c (forward_propagate_and_simplify): Only attach a
        REG_EQUAL note to an insn if the destination is a register.
        * gcse.c (try_replace_reg): Likewise.

        testsuite/
        * gnat.dg/memtrap.adb: New test.

From-SVN: r164245

2010-09-13  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/45611
	* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fix typo.
	(copy_ref_info): Likewise.

From-SVN: r164244

PR debug/45604
PR debug/45419
PR debug/45408
* tree-pretty-print.c (dump_generic_node): Disregard top-level
types of MEM_REF pointer types to the same type.

From-SVN: r164242

	PR rtl-optimization/41087
	* ifcvt.c (noce_get_condition): Don't allow conditions with
	side-effects.

From-SVN: r164240

From-SVN: r164239

	* config/frv/frv.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
	* config/frv/frv-protos.h (frv_register_move_cost): Remove.
	* config/frv/frv.c (frv_register_move_cost): Make static. Change
	arguments type to reg_class_t. Add mode argument.
	(frv_memory_move_cost): New.
	(TARGET_REGISTER_MOVE_COSTS, TARGET_MEMORY_MOVE_COSTS): Define.

From-SVN: r164233

	* config/arm/arm.md (arm_ashldi3_1bit, arm_ashrdi3_1bit,
	arm_lshrdi3_1bit): Put earlyclobber on the right alternative.

From-SVN: r164232

        * Makefile.in (%_gc.lo): New pattern rules to build the
        garbage-collected version of the library.  Removed rules for
        specific files that are no longer needed.  Standardized all rules.
        (C_SOURCE_FILES, OBJC_SOURCE_FILES): New variables.
        (OBJS, OBJS_GC): Compute these from C_SOURCE_FILES and
        OBJC_SOURCE_FILES.
        (INCLUDES): Removed the unused include -I$(srcdir)/objc.

        * memory.c (objc_calloc): Fixed call to GC_malloc when building
        with Garbage Colletion.

From-SVN: r164231

	* intrinsics/pack_generic.c (pack): Add missing return and fix whitespace.
	* intrinsics/cshift0.c (cshift0): Fix whitespace.
	* intrinsics/unpack_generic.c (unpack1, unpack0): Fix whitespace.

From-SVN: r164230

       * memory.c: Do not include objc-private/runtime.h.

From-SVN: r164225

        * objc/deprecated/objc_malloc.h: New file.
        * objc/deprecated/objc_valloc.h: New file.
        * objc/objc-api.h: Include the files instead of defining
        objc_valloc, _objc_malloc() and similar.
        * Makefile.in (OBJC_DEPRECATED_H): Added objc_valloc.h and
        objc_malloc.h.
        * memory.c: Removed the extra layer of indirection of _objc_malloc
        and similar.
        (objc_calloc): Use GC_malloc in the garbage-collected
        implementation as GC_malloc returns memory that is already freed.
        (objc_valloc): Deprecated.

From-SVN: r164224

        * objc/deprecated/objc_error.h: New file.
        * objc/objc-api.h: Include deprecated/objc_error.h instead of
        defining objc_error and related.
        * error.c: New file.  Added _objc_abort function which replaces
        objc_error.  No change in functionality as they both print an
        error and abort.
        * misc.c: File removed.  Code moved into memory.c and error.c.
        * memory.c: New file.
        * objc-private/error.h: New file.
        * archive.c: Include objc-private/error.h and use _objc_abort
        instead of objc_error everywhere.
        * class.c: Same change.
        * encoding.c: Same change.
        * init.c: Same change, and simplified init_check_module_version.
        * memory.c: Same change.
        * sendmsg.c:  Same change.
        * thr.c: Same change.
        * Makefile.in (OBJ_DEPRECATED_H): Added objc_error.h.
        (OBJ_H): Reordered list.
        (OBJS): Removed misc.lo, added memory.lo and error.lo.
        (OBJS_GC): Removed misc_gc.lo, added memory_gc.lo and error_gc.lo.
        (misc_gc.lo): Rule removed.
        (error_gc.lo): Rule added.
        (memory_gc.lo): Rule added.

From-SVN: r164223

From-SVN: r164222

       * objc/objc.h (__GNU_LIBOBJC__): New #define providing an easy way
        to check the API version.  Added some comments.

        * objc-private/common.h: New file.
        * NXConstStr.m: Include objc-private/common.h.
        * Object.m: Same change.
        * Protocol.m: Same change.
        * archive.c: Same change.
        * class.c: Same change.
        * encoding.c: Same change.
        * exception.c: Same change.
        * gc.c: Same change.
        * hash.c: Same change.
        * init.c: Same change.
        * libobjc_entry.c: Same change.
        * linking.m: Same change.
        * misc.c: Same change (and added a comment).
        * nil_method.c: Same change.
        * objects.c: Same change.
        * sarray.c: Same change.
        * selector.c: Same change.
        * sendmsg.c: Same change.
        * thr.c: Same change.

From-SVN: r164218

       * objc/objc-api.h: Removed obsolete #ifdef for NeXTSTEP.

From-SVN: r164217

	* mathbuiltins.def: Do not defined huge_val built-in.
	* trans-const.c (gfc_build_inf_or_huge): New function.
	* trans-const.h (gfc_build_inf_or_huge): New prototype.
	* f95-lang.c (gfc_init_builtin_functions): Don't defined
	huge_val built-ins.
	* trans-intrinsic.c (gfc_build_intrinsic_lib_fndecls): We don't
	have functions of type (*) (void) anymore.
	(gfc_conv_intrinsic_minmaxloc): Call gfc_build_inf_or_huge.
	(gfc_conv_intrinsic_nearest): Call gfc_build_inf_or_huge instead
	of generating a call to huge_val().

From-SVN: r164216

From-SVN: r164215

       * archive.c: Removed not needed includes.
       * class.c: Same change.
       * hash.c: Same change.
       * misc.c: Same change.
       * nil_method.c: Same change.
       * objects.c: Same change.
       * sarray.c: Same change.
       * sendmsg.c: Same change.
       * thr.c: Same change.

From-SVN: r164214

        * objc/runtime.h: Moved to objc-private/runtime.h.  Do not include
        all the objc/*.h files.
        * objc-private/runtime.h: New file.
        * archive.c: Include objc-private/runtime.h (and required objc/*.h
        files) instead of objc/runtime.h.
        * class.c: Same change.
        * hash.c: Same change.
        * init.c: Same change.
        * misc.c: Same change.
        * nil_method.c: Same change.
        * objects.c: Same change.
        * sarray.c: Same change.
        * selector.c: Same change.
        * sendmsg.c: Same change.
        * thr.c: Same change.

From-SVN: r164213

        * objc/deprecated/struct_objc_selector.h: New file.  Definition of
        'struct objc_selector' and 'sel_eq' moved here.
        * objc/deprecated/struct_objc_protocol.h: New file.  Definition of
        'struct objc_procotol' moved here.
        * objc/deprecated/struct_objc_class.h: New file.  Definition of
        'struct objc_class' moved here.
        * objc/deprecated/MetaClass.h: New file.  Definition of MetClass
        moved here.
        * objc/deprecated/STR.h: New file.  Definition of STR moved here.       
        * objc/message.h: New file.  Definitions for relval_t, apply_t,
        arglist, arglist_t and objc_msg_lookup were moved here.
        * objc/objc.h: Include the above files instead of defining the
        corresponding structs, types and functions here.  Added new opaque
        definitions for SEL and Class.  Use Class and not 'struct
        objc_class *' in the definition of 'struct objc_object'.
        Commented all types defined in the file.  Removed special
        definition of BOOL as 'int' on __vxworks; use 'unsigned char'
        there as well.
        * objc/deprecated/objc-unexpected-exception.h: Renamed to
        objc_unexpected_exception.h.
        * objc/objc-api.h: Updated include of
        objc-unexpetected-exception.h
        * objc/objc-exception.h: Updated comments.
        * Makefile.in (OBJC_H, OBJC_DEPRECATED_H): Added the new header
        files.  Reindented list of files.

From-SVN: r164212

	* cp-tree.def (RANGE_FOR_STMT): New.
	* cp-tree.h (RANGE_FOR_DECL, RANGE_FOR_EXPR, RANGE_FOR_BODY): New.
	(cp_convert_range_for): Declare.
	* pt.c (tsubst_expr): Add RANGE_FOR_STMT.
	(tsubst_copy_and_build): perform_koenig_lookup takes extra argument.
	* semantics.c (begin_range_for_stmt): New.
	(finish_range_for_decl): New.
	(finish_for_stmt): Accept also RANGE_FOR_STMT.
	(perform_koenig_lookup): Add extra argument include_std.
	* parser.c (cp_parser_c_for): New with code from
	cp_parser_iteration_statement().
	(cp_parser_range_for): New.
	(cp_convert_range_for): New.
	(cp_parser_iteration_statement): Add range-for support.
	(cp_parser_condition): Adjust comment.
	(cp_parser_postfix_expression): perform_koenig_lookup takes extra
	argument.
	* dump.c (cp_dump_tree): Add RANGE_FOR_STMT.
	* cxx-pretty-print.c: Likewise.
	* lex.c (cxx_init): Likewise.
	* name-lookup.c (lookup_function_nonclass): Add extra argument
	include_std.
	(lookup_arg_dependent): Likewise.
	* name-lookup.h: Likewise.

From-SVN: r164211

From-SVN: r164209

2010-09-11  Mikael Morin  <mikael@gcc.gnu.org>

	* gfortran.h (gfc_expr): Remove inline_noncopying_intrinsic attribute.
	* dependency.c (gfc_check_dependency): Don't depend on
	expr's inline_noncopying_intrinsic_attribute.
	* dependency.c (gfc_check_argument_var_dependency,
	gfc_check_argument_dependency): Ditto. Recursively check dependency
	as NOT_ELEMENTAL in the non-copying (=transpose) case.
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Ditto.
	* resolve.c (find_noncopying_intrinsics): Remove.
	(resolve_function, resolve_call): Remove call to
	find_noncopying_intrinsics.

	* trans-array.c (gfc_conv_array_transpose): Remove.
	(gfc_walk_subexpr): Make non-static. Move prototype...
	* trans-array.h (gfc_walk_subexpr): ... here.
	* trans-intrinsic.c (gfc_conv_intrinsic_function): Update transpose
	handling.
	(walk_inline_intrinsic_transpose, walk_inline_intrinsic_function,
	gfc_inline_intrinsic_function_p): New.
	(gfc_is_intrinsic_libcall): Return early in inline intrinsic case.
	Remove transpose from the libcall list.
	(gfc_walk_intrinsic_function): Special case inline intrinsic.
	* trans.h (gfc_inline_intrinsic_function_p): New prototype.

2010-09-11  Mikael Morin  <mikael@gcc.gnu.org>

	* gfortran.dg/inline_transpose_1.f90: Update temporary's locations
	and counts. Check that transpose is not called.
	* gfortran.dg/transpose_2.f90: Update error message.

From-SVN: r164205