2008-05-15  Diego Novillo  <dnovillo@google.com>

	* config/arm/arm.c (arm_return_in_memory): Fix return
	type.
	* config/arm/arm-protos.h (arm_return_in_memory): Likewise.

From-SVN: r135393

	PR middle-end/36194
        * combine.c (check_conversion): Rename to check_promoted_subreg. 
        Don't call record_truncated_value from here. 
        (record_truncated_value): Turn it into a for_each_rtx callback. 
        (record_truncated_values): New function. 
        (combine_instructions): Call note_uses with 
        record_truncated_values.  Change name of check_conversion to 
        check_promoted_subreg. 

testsuite/

	* gcc.dg/pr36194.c: New test.

From-SVN: r135392

From-SVN: r135389

2008-05-15  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/34974
	* gfortran.dg/fmt_t_7.f: Remove XFAIL, patch for PR 25561/Part 1 fixes
	this.

From-SVN: r135388

2008-05-15  Janus Weil  <janus@gcc.gnu.org>

	* MAINTAINERS (Write After Approval): Add myself.

From-SVN: r135386

libgomp:
	* testsuite/lib/libgomp.exp: Load torture-options.exp from gcc lib.

gcc/doc:
	* doc/sourcebuild.texi: Document support for torture tests.

gcc/testsuite:
	* lib/torture-options.exp: New support for torture options.
	* lib/gfortran-dg.exp (gfortran-dg-runtest): Use new torture
	procs.
	* lib/c-torture.exp: Define C_TORTURE_OPTIONS instead of
	TORTURE_OPTIONS; don't define torture_with_loops and
	torture_without_loops.
	* lib/gcc-dg.exp: Define DG_TORTURE_OPTIONS instead of
	TORTURE_OPTIONS; don't define torture_with_loops and
	torture_without_loops.
	(gcc-dg-runtest): Use new torture procs if no torture options
	defined.
	* lib/fortran-torture.exp: Define FORTRAN_TORTURE_OPTIONS instead of
	TORTURE_OPTIONS.
	(fortran-torture-execute): Use torture_with_loops instead of
	TORTURE_OPTIONS.
	(fortran-torture): Ditto.
	* lib/objc-torture.exp: Define OBJC_TORTURE_OPTIONS instead of
	TORTURE_OPTIONS; don't define torture_with_loops and
	torture_without_loops.
	* gcc.c-torture/execute/execute.exp: Use new torture procs.
	* gcc.c-torture/execute/builtins/builtins.exp: Ditto.
	* gcc.c-torture/execute/ieee/ieee.exp: Ditto.
	* gcc.c-torture/unsorted/unsorted.exp: Ditto.
	* gfortran.fortran-torture/execute/execute.exp: Ditto.
	* gfortran.fortran-torture/compile/compile.exp: Ditto.
	* gcc.target/x86_64/abi/abi-x86_64.exp: Ditto.
	* gcc.target/i386/math-torture/math-torture.exp: Define
	MATH_TORTURE_OPTIONS, use new torture procs.
	* gcc.dg/pch/pch.exp: Use new torture procs.
	* gcc.dg/format/format.exp: Ditto.
	* gcc.misc-tests/i386-prefetch.exp: Ditto.
	* gcc.misc-tests/dectest.exp: Ditto.
	* objc.dg/pch/pch.exp: Ditto.
	* objc/execute/execute.exp: Ditto.
	* objc/execute/exceptions/exceptions.exp: Ditto.
	* objc/compile/compile.exp: Ditto.

From-SVN: r135381

From-SVN: r135379

From-SVN: r135376

From-SVN: r135374

2008-05-15  Janne Blomqvist  <jb@gcc.gnu.org>

	PR libfortran/25561
	* Makefile.am: Add fbuf.c to gfor_io_src.
	* Makefile.in: Regenerate.
	* io/io.h (read_block): Remove.
	(struct stream): Remove alloc_r_at function pointer.
	(salloc_r): Remove.
	(salloc_r_at): Remove.
	(salloc_w_at): Remove.
	(salloc_w): Remove offset argument.
	(struct fbuf): New struct for format buffer.
	(struct gfc_unit): Add fbuf.
	(read_block_form): New prototype.
	(fbuf_init): Likewise.
	(fbuf_destroy): Likewise.
	(fbuf_reset): Likewise.
	(fbuf_alloc): Likewise.
	(fbuf_flush): Likewise.
	(fbuf_seek): Likewise.
	* io/file_pos.c (formatted_backspace): Change to use sread.
	(unformatted_backspace): Likewise.
	(st_backspace): Flush format buffer.
	(st_rewind): Likewise.
	* io/list_read.c (next_char): Likewise.
	(nml_query): Tidying, flush format buffer.
	* io/open.c (new_unit): Init format buffer.
	* io/read.c (read_l): Change to use read_block_form.
	(read_a): Likewise.
	(read_decimal): Likewise.
	(read_radix): Likewise.
	(read_f): Likewise.
	(read_x): Empty reads also for stream I/O.
	* io/transfer.c (read_sf): Change to use sread.
	(read_block): Rename to read_block_form, change prototype, use sread.
	(read_block_direct): Don't seek stream files.
	(write_block): Change to use fbuf if external file, don't seek stream
	files.
	(write_buf): Don't seek stream files.
	(formatted_transfer_scalar): Use fbuf for external files.
	(us_read): Change to use sread.
	(pre_position): Do nothing for stream I/O.
	(data_transfer_init): Flush fbuf when switching from write to read, if
	POS is specified, seek stream file to correct offset.
	(skip_record): Change to use sread.
	(min_off): New function.
	(next_record_r): Change to use sread.
	(next_record_w): Change to use sset/sseek, flush fbuf.
	(finalize_transfer): Flush fbuf.
	* io/unit.c (init_units): Init fbuf for stdout, stderr.
	(close_unit_1): Destroy fbuf.
	(finish_last_advance_record): Flush fbuf, no need to seek.
	* io/unix.c (fd_alloc_r_at): Remove unused where argument.
	(fd_alloc_w_at): Likewise.
	(fd_read): Remove third argument to fd_alloc_r_at.
	(fd_write): Remove third argument to fd_alloc_w_at.
	(fd_sset): Likewise.
	(fd_open): Don't set alloc_r_at.
	(mem_alloc_r_at): Remove unused where argument.
	(mem_alloc_w_at): Likewise.
	(mem_read): Don't incorrectly return previous errno, remove unused
	third argument to alloc function.
	(mem_write): Likewise.
	(mem_set): Likewise.
	(open_internal): Don't set alloc_r_at pointer.
	* io/fbuf.c: New file.

From-SVN: r135373

	* config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
	to alternative 4 of operand 2.

From-SVN: r135364

2008-05-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/36245
	* tree-ssa-address.c (add_to_parts): Deal with non-pointer
	bases.

	* gcc.c-torture/compile/pr36245.c: New testcase.

From-SVN: r135361

2008-05-15  Richard Guenther  <rguenther@suse.de>

        * statistics.c: New file.

From-SVN: r135359

2008-05-15  Richard Guenther  <rguenther@suse.de>

	* tree-pass.h (current_pass): Declare.
	(get_pass_for_id): Likewise.
	* passes.c (passes_by_id, passes_by_id_size): New globals.
	(set_pass_for_id): New function.
	(get_pass_for_id): Likewise.
	(register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
	(execute_function_todo): Flush per function statistics.
	* toplev.c (compile_file): Init statistics.
	(general_init): Do early statistics initialization.
	(finalize): Finish statistics.
	* statistics.h (statistics_early_init): Declare.
	(statistics_init): Likewise.
	(statistics_fini): Likewise.
	(statistics_fini_pass): Likewise.
	(statistics_counter_event): Likewise.
	(statistics_histogram_event): Likewise.
	* statistics.c: New file.
	* Makefile.in (OBJS-common): Add statistics.o.
	(statistics.o): Add dependencies.
	* doc/invoke.texi (-fdump-statistics): Document.

	* tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
	(insert): Likewise.
	(execute_pre): Use statistics_counter_event.
	* tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
	(substitute_and_fold): Increment it.  Use statistics_counter_event.

	* gcc.dg/tree-ssa/loadpre7.c: Adjust scan for not performed
	transformation.
	* gcc.dg/tree-ssa/ssa-fre-10.c: Likewise.

From-SVN: r135358

2008-05-15  Diego Novillo  <dnovillo@google.com>

	http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html

	* treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
	* tree-ssa-alias.c (new_type_alias): Remove references to
	sub-variables from comment.
	* tree-ssa-operands.c (swap_tree_operands): Likewise.

From-SVN: r135357

2008-05-15  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
	attribute to 1 only for insertps alternative.

From-SVN: r135353

	* config/bfin/bfin.md (loadbytes): New pattern.
	* config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
	(bfin_init_builtins): Initialize it.
	(bdesc_1arg): Add it.

From-SVN: r135351

From-SVN: r135350

From-SVN: r135349

From-SVN: r135348

From-SVN: r135347

From-SVN: r135346

	* config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
	* config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
	* config/bfin/bfin.c (bfin_return_in_memory): Now static.  Return bool.
	(TARGET_RETURN_IN_MEMORY): Define.

From-SVN: r135344

From-SVN: r135343

From-SVN: r135342

New helper function to return the standard that supports this isocbinding symbol.Do not generate GNU extension symbols if std=f2003. Add new parameter to NAMED_INTCST.

From-SVN: r135341

From-SVN: r135340

From-SVN: r135339

From-SVN: r135338

From-SVN: r135337

2008-05-15  Richard Guenther  <rguenther@suse.de>

	PR middle-end/36244
	* tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
	* tree-flow-inline.h (unmodifiable_var_p): Memory tags never
	represent unmodifiable vars.

	* gcc.dg/torture/pr36244.c: New testcase.

From-SVN: r135336

	* trans.c (add_decl_expr): At toplevel, mark the TYPE_ADA_SIZE field
	of records and unions.
	(gnat_to_gnu) <N_Validate_Unchecked_Conversion>: Fix formatting.

From-SVN: r135333

2008-05-15  Richard Guenther  <rguenther@suse.de>

	* tree-dfa.c (refs_may_alias_p): Allow all kinds of
	INDIRECT_REF and TARGET_MEM_REF.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
	TARGET_MEM_REF.

From-SVN: r135332

	* config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
	(*vec_concatv2si_sse4_1): Use vector_move_operand predicate
	for operand 2.  Remove pinsr{q,d} with 0x0 immediate operand from
	insn alternatives.  Add missing alternatives.
	(*vec_concatv2di_rex64_sse4_1): Likewise.
	(*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
	(*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
	Require TARGET_SSE.

testsuite/ChangeLog:

	* gcc.target/i386/sse-set-ps-1.c: New.
	* gcc.target/i386/sse4_1-set-ps-1.c: Likewise.

From-SVN: r135331

2008-05-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/36009
	PR tree-optimization/36204
	* tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
	(determine_invariantness_stmt): Record the loop a store is
	always executed in.
	* Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
	dependency.

	* gcc.dg/tree-ssa/ssa-lim-5.c: New testcase.
	* gcc.dg/tree-ssa/ssa-lim-6.c: Likewise..

From-SVN: r135330

2008-05-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34330
	* tree-ssa-alias.c (get_smt_for): Only assert that accesses
	through the pointer will alias the SMT.

	* gcc.dg/torture/pr34330.c: New testcase.

From-SVN: r135329

2008-05-15  Johannes Singler  <singler@ira.uka.de>

           * doc/xml/manual/parallel_mode.xml:
           General revision and documentation of new compile-time 
           options for sorting.

From-SVN: r135327

2008-05-14  Benjamin Kosnik  <bkoz@redhat.com>

	* include/std/mutex (mutex::try_lock): Eat errors.
	(mutex::unlock): Same.
	(recursive_mutex::try_lock): Eat errors.
	(recursive_mutex::unlock): Same.
	* testsuite/30_threads/mutex/dest/destructor_locked.cc: Add
	-pthreads, adjust line numbers.
	* testsuite/30_threads/mutex/native_handle/1.cc: Same.
	* testsuite/30_threads/mutex/cons/1.cc: Same.
	* testsuite/30_threads/mutex/try_lock/1.cc: Same.
	* testsuite/30_threads/mutex/try_lock/2.cc: Same.
	* testsuite/30_threads/mutex/lock/1.cc: Same.
	* testsuite/30_threads/mutex/unlock/1.cc: Same.
	* testsuite/30_threads/recursive_mutex/dest/destructor_locked.cc: Same.
	* testsuite/30_threads/recursive_mutex/native_handle/1.cc: Same.
	* testsuite/30_threads/recursive_mutex/cons/1.cc: Same.

From-SVN: r135321

From-SVN: r135319

2008-05-14  Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

	* libgfortran.h (gfc_char4_t): New type.
	(GFC_SIZE_OF_CHAR_KIND): New macro.
	(compare_string): Adjust prototype.
	(compare_string_char4): New prototype.
	* gfortran.map (GFORTRAN_1.1): Add _gfortran_adjustl_char4,
	_gfortran_adjustr_char4, _gfortran_compare_string_char4,
	_gfortran_concat_string_char4, _gfortran_string_index_char4,
	_gfortran_string_len_trim_char4, _gfortran_string_minmax_char4,
	_gfortran_string_scan_char4, _gfortran_string_trim_char4 and
	_gfortran_string_verify_char4.
	* intrinsics/string_intrinsics_inc.c: New file from content of
	string_intrinsics.c with types replaced by macros.
	* intrinsics/string_intrinsics.c: Move content to
	string_intrinsics_inc.c.

From-SVN: r135313