2008-01-17 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/34556
* simplify.c (is_constant_array_expr): New static function that returns
true if the given expression is an array and is constant.
(gfc_simplify_reshape): Use new function.
From-SVN: r131623
* config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
field and add signal_ra.
* config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
assignments to frame state pc. Move end of stack check after
MD_FALLBACK_FRAME_STATE_FOR.
(uw_update_context_1): Use frame state signal_regs if set, instead
of checking signal_frame flag.
(uw_update_context): Use frame state signal_ra if set.
* config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
* config/xtensa/linux-unwind.h: New file.
From-SVN: r131622
2008-01-18 Richard Sandiford <rsandifo@nildram.co.uk>
PR fortran/34686
* trans-expr.c (gfc_conv_function_call): Use proper
type for returned character pointers.
From-SVN: r131620
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
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 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
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 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
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
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
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
* 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 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
2008-01-15 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
