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
Jerry DeLisle
Bob Wilson
H.J. Lu
Richard Sandiford
GCC Administrator
Bernhard Fischer
H.J. Lu
Janis Johnson
Andrew MacLeod
Anatoly Sokolov
Seongbae Park
Sebastian Pop
Mircea Namolaru
Andreas Krebbel
Eric Botcazou
Richard Guenther
Revital Eres
Paul Thomas
John David Anglin
John David Anglin
Uros Bizjak
Jan Hubicka
Kaveh R. Ghazi
Jakub Jelinek
Steven Bosscher
Tobias Burnus