2008-05-16  Nathan Froyd  <froydnj@codesourcery.com>

	* tree-flow.h (init_empty_tree_cfg_for_function): Declare.
	* tree-cfg.c (init_empty_tree_cfg_for_function): Define.
	(init_empty_tree_cfg): Call it.

2008-05-16  Kenneth Zadeck <zadeck@naturalbridge.com>

	* cfg.c (init_flow): Add argument THE_FUN.  Use it
	instead of cfun.  Update all users.

From-SVN: r135418

2008-05-16  Kenneth Zadeck <zadeck@naturalbridge.com>

	* doc/invoke.text (-fdump-tree-*-verbose): New option.
	* tree-dump.c (dump_options): New verbose option.
	* tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
	Add verbose dump.
	* tree-pass.h (TDF_VERBOSE): New dump flag.
	* print-tree.c (print_node): Added code to be able to print
	PHI_NODES.
	(tree-flow.h): Added include.
	Makefile.in (print-tree.o):  Added TREE_FLOW_H.

From-SVN: r135417

	* config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.

From-SVN: r135414

        * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
	MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
	mcpu=bf561-none and mcpu=bf561-0.2.
	* config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
	MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
	* config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
	MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
	* config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
	BFIN_CPU_UNKNOWN.
	* config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for
	BF561.
	(LIB_SPEC): Use proper linker script for bf561.  Error if no mcpu
	option.
	* config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
	(cputype_selected): Remove.
	(bfin_handle_option): Don't use cputype_selected.
	(override_options): When no mcpu option, enable all workarounds.
	Don't use bfin_workarounds.
	* config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
	processor type.
	(DEFAULT_CPU_TYPE): Don't define.

From-SVN: r135413

2008-05-16  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
	on deletion of the last stmt.

From-SVN: r135412

2008-05-16  Johannes Singler  <singler@ira.uka.de>

         * doc/xml/manual/parallel_mode.xml:
         Documented the new choices, factoring out common tags.
         * include/parallel/multiway_merge.h:
         Place comparison functor at the end, to comply with
         established convention.
         (parallel_multiway_merge) Pass number of threads explicitly.
         Introduce new compile-time variants, make exact splitting the
         default.
         * include/parallel/tags.h:
         Extend exact_tag, introduce sampling_tag.
         * include/parallel/merge.h:
         (parallel_merge_advance) Adapt to changed interface.
         * include/parallel/multiway_mergesort.h: Likewise.

From-SVN: r135411

2008-05-16  Daniel Kraft  <d@domob.eu>

        * primary.c:  New private structure "gfc_structure_ctor_component".
        (gfc_free_structure_ctor_component):  New helper function.
        (gfc_match_structure_constructor):  Extended largely to support named
        arguments and default initialization for structure constructors.

2008-05-16  Daniel Kraft  <d@domob.eu>

        * gfortran.dg/private_type_6.f90:  Adapted expected error messages.
        * gfortran.dg/structure_constructor_1.f03:  New test.
        * gfortran.dg/structure_constructor_2.f03:  New test.
        * gfortran.dg/structure_constructor_3.f03:  New test.
        * gfortran.dg/structure_constructor_4.f03:  New test.
        * gfortran.dg/structure_constructor_5.f03:  New test.
        * gfortran.dg/structure_constructor_6.f03:  New test.
        * gfortran.dg/structure_constructor_7.f03:  New test.
        * gfortran.dg/structure_constructor_8.f03:  New test.
        * gfortran.dg/structure_constructor_9.f90:  New test.

From-SVN: r135410

gcc/

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

	* config/i386/i386.c (ix86_expand_vector_init_general): Optimize
	V8HImode for SSE2 and V16QImode for SSE4.1.

gcc/testsuite/

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

	* gcc.target/i386/m128-check.h: New.
	* gcc.target/i386/set-v16qi-1.h: Likewise.
	* gcc.target/i386/set-v16qi-2.h: Likewise.
	* gcc.target/i386/set-v8hi-1.h: Likewise.
	* gcc.target/i386/set-v8hi-2.h: Likewise.
	* gcc.target/i386/sse2-set-v16qi-1.c: Likewise.
	* gcc.target/i386/sse2-set-v16qi-2.c: Likewise.
	* gcc.target/i386/sse2-set-v8hi-1.c: Likewise.
	* gcc.target/i386/sse2-set-v8hi-2.c: Likewise.
	* gcc.target/i386/sse4_1-set-v16qi-1.c: Likewise.
	* gcc.target/i386/sse4_1-set-v16qi-2.c: Likewise.

	* gcc.target/i386/sse2-check.h: Include m128-check.h. Don't
	include <stdio.h>.
	* gcc.target/i386/sse4_1-check.h: Likewise.

From-SVN: r135409

2008-05-15  Steven G. Kargl  <kargls@comcast.net>

	* simplify.c (gfc_simplify_dble, gfc_simplify_float,
	simplify_bound, gfc_simplify_nearest, gfc_simplify_real): Plug
	possible memory leaks.
	(gfc_simplify_reshape): Plug possible memory leaks and dereferencing
	of NULL pointers.

2008-05-15  Steven G. Kargl  <kargls@comcast.net>

	PR fortran/36239
	* simplify.c (gfc_simplify_int, gfc_simplify_intconv): Replaced hand
	rolled integer conversion with gfc_int2int, gfc_real2int, and
	gfc_complex2int.
	(gfc_simplify_intconv): Renamed to simplify_intconv.
	
2008-05-15  Steven G. Kargl,   <kargl@comcast.net>
	* gfortran.dg/and_or_xor.f90: New test

	* fortran/simplify.c (gfc_simplify_and, gfc_simplify_or,
	gfc_simplify_xor): Don't range check logical results.

From-SVN: r135408

From-SVN: r135405

2008-05-15  Kenneth Zadeck <zadeck@naturalbridge.com>

	* cgraph.h (compute_inline_parameters): Made public.
	* tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
	variable_generate_summary, function_write_summary,
	variable_write_summary, variable_read_summary.  Added 
	generate_summary, write_summary, read_summary.
	* cgraphunit.c (cgraph_process_new_functions): Changed call from
	pass_ipa_inline.function_generate_summary, to
	compute_inline_parameters. 
	* ipa-inline.c (compute_inline_parameters): Made public and added
	node parameter.
	(compute_inline_parameters_for_current): New function.
	(pass_inline_param): Now calls
	compute_inline_parameters_for_current.
	(inline_generate_summary): Removed parameter and made to loop over
	all cgraph nodes.
	(pass_ipa_inline): Updated for new IPA_PASS structure.
	* passes.c (execute_ipa_summary_passes): Now is called once per
	pass rather than once per node*pass.

From-SVN: r135401

	* configure.ac: Don't check AC_LIBTOOL_DLOPEN if using newlib.
	* configure: Regenerate.

From-SVN: r135400

	* trans-expr.c (gfc_conv_concat_op): Take care of nondefault
	character kinds.
	(gfc_build_compare_string): Add kind argument and use it.
	(gfc_conv_statement_function): Fix indentation.
	* gfortran.h (gfc_character_info): New structure.
	(gfc_character_kinds): New array.
	* trans-types.c (gfc_character_kinds, gfc_character_types,
	gfc_pcharacter_types): New array.
	(gfc_init_kinds): Fill character kinds array.
	(validate_character): Take care of nondefault character kinds.
	(gfc_build_uint_type): New function.
	(gfc_init_types): Take care of nondefault character kinds.
	(gfc_get_char_type, gfc_get_pchar_type): New functions.
	(gfc_get_character_type_len): Use gfc_get_char_type.
	* trans.h (gfc_build_compare_string): Adjust prototype.
	(gfor_fndecl_compare_string_char4, gfor_fndecl_concat_string_char4,
	gfor_fndecl_string_len_trim_char4, gfor_fndecl_string_index_char4,
	gfor_fndecl_string_scan_char4, gfor_fndecl_string_verify_char4,
	gfor_fndecl_string_trim_char4, gfor_fndecl_string_minmax_char4,
	gfor_fndecl_adjustl_char4, gfor_fndecl_adjustr_char4): New
	prototypes.
	* trans-types.h (gfc_get_char_type, gfc_get_pchar_type): New
	prototypes.
	* trans-decl.c (gfor_fndecl_compare_string_char4,
	gfor_fndecl_string_len_trim_char4, gfor_fndecl_string_index_char4,
	gfor_fndecl_string_scan_char4, gfor_fndecl_string_verify_char4,
	gfor_fndecl_string_trim_char4, gfor_fndecl_string_minmax_char4,
	gfor_fndecl_adjustl_char4, gfor_fndecl_adjustr_char4,
	gfor_fndecl_concat_string_char4): New function decls.
	(gfc_build_intrinsic_function_decls): Define new *_char4 function
	decls.
	* trans-intrinsic.c (gfc_conv_intrinsic_minmax_char,
	gfc_conv_intrinsic_len_trim, gfc_conv_intrinsic_ichar,
	gfc_conv_intrinsic_strcmp, gfc_conv_intrinsic_trim,
	gfc_conv_intrinsic_function): Deal with nondefault character kinds.

From-SVN: r135397

	* config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p, 
	avr_have_mul_p, avr_asm_only_p): Remove variables.
	(avr_override_options): Remove initialization of removed variables.
	(avr_file_start):  Convert removed variables to fields of 
	'struct base_arch_s *avr_current_arch'. 
	* config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
	(AVR_HAVE_MUL): (Ditto.).
	(AVR_HAVE_MOVW): (Ditto.).
	(AVR_HAVE_LPMX): (Ditto.). 
	(avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p, 
	avr_asm_only_p): Remove declaration.

From-SVN: r135396

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