2008-01-17  H.J. Lu  <hjl.tools@gmail.com>

	* MAINTAINERS: Update my email address.

From-SVN: r131612

	PR target/34814
	* gcc.target/powerpc/ppc32-abi-dfp-1.c: Enable checks that will fail
	until 34814 is fixed.

From-SVN: r131611

http://gcc.gnu.org/ml/gcc-patches/2008-01/msg00764.html

Teach SCCVN that throwing expressions are not to be regenerated.

2008-01-17  Andrew MacLeod  <amacleod@redhat.com>

	* tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.	* gcc.c-torture/compile/pr34648.c: New testcase.

From-SVN: r131610

	* config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
	* config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.

From-SVN: r131609

2008-01-17  Seongbae Park  <seongbae.park@gmail.com>

	PR rtl-optimization/34400
	* df-core.c (df_worklist_dataflow_overeager,
	df_worklist_dataflow_doublequeue): New functions.
	(df_worklist_dataflow): Two different worklist solvers.
	* params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
	New param.

From-SVN: r131608

2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>

	PR testsuite/34821
	* doc/invoke.texi: Document the dependence on pthread for fopenmp
	and ftree-parallelize-loops.

From-SVN: r131606

2008-01-17  Sebastian Pop  <sebastian.pop@amd.com>

	PR testsuite/34821
	* gcc.dg/autopar/autopar.exp: New.
	* g++.dg/tree-ssa/pr34355.C: Require pthread.
	* lib/target-supports.exp (check_effective_target_pthread): New.

	* gcc.dg/tree-ssa/parallelization-1.c: Moved to gcc.dg/autopar.
	* gcc.dg/tree-ssa/reduc-1short.c: Same.
	* gcc.dg/tree-ssa/reduc-1.c: Same.
	* gcc.dg/tree-ssa/reduc-2short.c: Same.
	* gcc.dg/tree-ssa/reduc-2.c: Same
	* gcc.dg/tree-ssa/reduc-3.c: Same.
	* gcc.dg/tree-ssa/reduc-1char.c: Same.
	* gcc.dg/tree-ssa/reduc-6.c: Same.
	* gcc.dg/tree-ssa/reduc-7.c: Same.
	* gcc.dg/tree-ssa/reduc-2char.c: Same.
	* gcc.dg/tree-ssa/reduc-8.c: Same.
	* gcc.dg/tree-ssa/reduc-9.c: Same.

From-SVN: r131605

From-SVN: r131604

2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>

	* global.c (find_reg): Mark the eh regs as used if necessary.
	* ra-conflict.c (global_conflicts): Set no_eh_reg flag.
	* ra.h (struct allocno): no_eh_reg field added.  Changed
	no_stack_reg type to bitfield.

From-SVN: r131601

        * tree.c (substitute_in_expr): Add missing 'break'.
ada/
        * utils.c (build_function_stub): Properly build the call expression.

From-SVN: r131600

	* gcc.c-torture/compile/20080114-1.c: Use empty asm statements.

From-SVN: r131596

2008-01-17  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34825
	* tree-ssa-math-opts.c (is_division_by): Do not recognize
	x / x as division to handle.

	* gcc.dg/pr34825.c: New testcase.

From-SVN: r131595

2008-01-17  Richard Guenther  <rguenther@suse.de>

        * gcc.c-torture/execute/20080117-1.c: New testcase.

From-SVN: r131594

From-SVN: r131593

2008-01-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/34429
	PR fortran/34431
	PR fortran/34471
	* decl.c : Remove gfc_function_kind_locus and
	gfc_function_type_locus. Add gfc_matching_function.
	(match_char_length): If matching a function and the length
	does not match, return MATCH_YES and try again later.
	(gfc_match_kind_spec): The same.
	(match_char_kind): The same.
	(gfc_match_type_spec): The same for numeric and derived types.
	(match_prefix): Rename as gfc_match_prefix.
	(gfc_match_function_decl): Except for function valued character
	lengths, defer applying kind, type and charlen info until the
	end of specification block.
	gfortran.h (gfc_statement): Add ST_GET_FCN_CHARACTERISTICS.
	parse.c (decode_specification_statement): New function.
	(decode_statement): Call it when a function has kind = -1. Set
	and reset gfc_matching function, as function statement is being
	matched.
	(match_deferred_characteristics): Simplify with a single call
	to gfc_match_prefix. Do appropriate error handling. In any
	case, make sure that kind = -1 is reset or corrected.
	(parse_spec): Call above on seeing ST_GET_FCN_CHARACTERISTICS.
	Throw an error if kind = -1 after last specification statement.
	parse.h : Prototype for gfc_match_prefix.

2008-01-17  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/34429
	* gfortran.dg/function_charlen_1.f90: New test.

	PR fortran/34431
	* gfortran.dg/function_types_1.f90: New test.
	* gfortran.dg/function_types_2.f90: New test.

	PR fortran/34471
	* gfortran.dg/function_kinds_4.f90: New test.
	* gfortran.dg/function_kinds_5.f90: New test.

	* gfortran.dg/defined_operators_1.f90: Errors now at function
	declarations.
	* gfortran.dg/private_type_4.f90: The same.
	* gfortran.dg/interface_15.f90: The same.
	* gfortran.dg/elemental_args_check_2.f90: The same.
	* gfortran.dg/auto_internal_assumed.f90: The same.

From-SVN: r131592

From-SVN: r131591

	* pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
	"-pthread" is specified.
	* pa-hpux11.h (LIB_SPEC): Likewise.

From-SVN: r131590

	PR rtl-optimization/33796
	* sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.

Co-Authored-By: Peter Bergner <bergner@vnet.ibm.com>

From-SVN: r131589

re PR libfortran/34699 (FAIL: gfortran.fortran-torture/execute/intrinsic_set_exponent.f90 execution)

	PR libgfortran/34699
	* pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
	static links.
	* pa-hpux10.h (LINK_SPEC): Likewise.
	* pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.

From-SVN: r131586

From-SVN: r131584

	* gnat.dg/sizetype.adb: New test.

From-SVN: r131580

2008-01-16  Richard Guenther  <rguenther@suse.de>

	PR middle-end/32628
	* fold-const.c (fold_convert_const_int_from_int): Do not
	set overflow if that occured only because of a sign extension
	change when converting from/to a sizetype with the same
	precision and signedness.

	* gcc.dg/overflow-warn-7.c: New testcase.

From-SVN: r131579

        PR debug/34249
        * dwarf2out.c (output_call_frame_info): Move output of FDE initial
        location address to the correct place.  Update copyright year.

From-SVN: r131578

lambda-code.c (lambda_transform_legal_p): Handle the case of no dependences in the dependence_relations vector.

2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>

	* lambda-code.c (lambda_transform_legal_p): Handle the case of
	no dependences in the dependence_relations vector.

From-SVN: r131577

	PR rtl-optimization/31396
	* regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
	* cfg.c (dump_reg_info): Print it.
	* regs.h (struct reg_info_t): add freq_calls_crossed.
	(REG_FREQ_CALLS_CROSSED): New macro.
	* global.c (global_alloc): Compute freq_calls_crossed for allocno.
	(find_reg): Update call of CALLER_SAVE_PROFITABLE.
	* regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
	regmove_optimize): Update call crossed frequencies.
	* local-alloc.c (struct qty): Add freq_calls_crossed.
	(alloc_qty): Copute freq_calls_crossed.
	(update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
	(find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
	* ra.h (struct allocno): Add freq_calls_crossed.

From-SVN: r131576

	* gcc.dg/tree-ssa/loop-19.c: Require nonpic.

From-SVN: r131575

	* gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
	libgomp when compiling with ftree-parallelize-loops.
	(GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.

From-SVN: r131574

2008-01-16  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/34769
	* tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
	* tree.c (int_cst_value): Instead make this function more
	permissive in what it accepts as valid input.  Document this
	function always sign-extends the value.

From-SVN: r131573

2008-01-16  Jakub Jelinek  <jakub@redhat.com>
	Richard Guenther  <rguenther@suse.de>

	PR c/34668
	* gimplify.c (fold_indirect_ref_rhs): Rename to ...
	(gimple_fold_indirect_ref_rhs): ... this.
	(gimple_fold_indirect_ref): New function with foldings
	that preserve lvalueness.
	(gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
	* tree-flow.h (gimple_fold_indirect_ref): Declare.
	* tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
	to fold an INDIRECT_REF, fall back to the old use of
	fold_indirect_ref_1.

	* gcc.dg/pr34668-1.c: New test.
	* gcc.dg/pr34668-2.c: Likewise.

Co-Authored-By: Richard Guenther <rguenther@suse.de>

From-SVN: r131572

2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-data-ref.c (subscript_dependence_tester_1): Call 
	free_conflict_function.
	(compute_self_dependence): Same.

From-SVN: r131571

	PR debug/34249
	* debug.h (dwarf2out_switch_text_section): Move declaration from ...
	* dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
	function global.
	* final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
	Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
	for DWARF2_UNWIND_INFO targets.

From-SVN: r131570

2008-01-16  Richard Guenther  <rguenther@suse.de>

	PR c++/33819
	* typeck.c (is_bitfield_expr_with_lowered_type): Recurse
	for conversions to type variants.

	* g++.dg/torture/pr33819.C: New testcase.

From-SVN: r131569

2008-01-16  Richard Guenther  <rguenther@suse.de>

	PR c/34768
	* c-typeck.c (common_pointer_type): Do not merge inconsistent
	type qualifiers for function types.

	* gcc.c-torture/execute/pr34768-1.c: New testcase.
	* gcc.c-torture/execute/pr34768-2.c: Likewise.

From-SVN: r131568

2008-01-16  Steven Bosscher  <steven@gcc.gnu.org>

        PR libfortran/34669
        * mk-kinds-h.sh: Compile with -S to avoid calling the assembler,
        to avoid piping the -fdump-parse-tree output to the assembler
        when configuring with -pipe.
        * mk-sik-inc.sh: Likewise.
        * mk-srk-inc.sh: Likewise.

From-SVN: r131567

2008-01-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/34796
        * interface.c (compare_parameter): Allow AS_DEFERRED array
        elements and reject attr.pointer array elemenents.
        (get_expr_storage_size): Return storage size of elements of
        assumed-shape and pointer arrays.

2008-01-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/34796
        * gfortran.dg/argument_checking_13.f90: New.
        * gfortran.dg/argument_checking_14.f90: New.

From-SVN: r131566

2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-parloops (gen_parallel_loop): Revert my fix.

From-SVN: r131565

2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-parloops.c (gen_parallel_loop): Fix previous change, declare li.

From-SVN: r131564

tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for loop_iterator li from previous commit.

2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	* tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
	loop_iterator li from previous commit.

From-SVN: r131563

2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-parloops.c (gen_parallel_loop): Free loop bound estimations.

From-SVN: r131562

2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>

	* tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
	(parallelize_loops): Don't parallelize irreducible components.

From-SVN: r131561