* gimple-low.c (struct lower_data): Add cannot_fallthru field.
(lower_stmt) <GIMPLE_BIND>: Add comment.
<GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
and return.
<GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
Otherwise lower it and set cannot_fallthru to true.
<GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
<GIMPLE_CATCH, GIMPLE_EH_FILTER>; Set cannot_fallthru to false.
<GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
to true for a noreturn call. Do not remove statements.
<GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
Set cannot_fallthru to false on function exit.
(gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
<GIMPLE_ASSIGN>: Remove.
From-SVN: r152984
2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (s390_z10_optimize_cmp): Use
next/prev_active_insn to skip DEBUG_INSNs as well.
From-SVN: r152978
* config/arm/arm.c (output_move_neon): Use DImode in call to
adjust_address.
testsuite:
* gcc.target/arm/neon-thumb2-move.c: New test.
From-SVN: r152977
2009-10-18 Richard Guenther <rguenther@suse.de>
PR fortran/41494
* trans-expr.c (gfc_trans_scalar_assign): Do not call
gfc_evaluate_now.
From-SVN: r152973
* tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
case. Force using values to replace references within the statement.
(convert_local_reference_stmt): Likewise.
From-SVN: r152960
2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
* config/avr.md (*movqi): Add zero as equally preferable constraint as general register.
(*movhi): Ditto.
From-SVN: r152958
2009-10-17 Janus Weil <janus@gcc.gnu.org>
Paul Thomas <pault@gcc.gnu.org>
PR fortran/41608
* decl.c (gfc_match_data_decl): Add BT_CLASS for undefined type
and empty type errors.
* parse.c (gfc_build_block_ns): Only set recursive if parent ns
has a proc_name.
PR fortran/41629
PR fortran/41618
PR fortran/41587
* gfortran.h : Add class_ok bitfield to symbol_attr.
* decl.c (build_sym): Set attr.class_ok if dummy, pointer or
allocatable.
(build_struct): Use gfc_try 't' to carry errors past the call
to encapsulate_class_symbol.
(attr_decl1): For a CLASS object, apply the new attribute to
the data component.
* match.c (gfc_match_select_type): Set attr.class_ok for an
assigned selector.
* resolve.c (resolve_fl_variable_derived): Check a CLASS object
is dummy, pointer or allocatable by testing the class_ok and
the use_assoc attribute.
2009-10-17 Janus Weil <janus@gcc.gnu.org>
Paul Thomas <pault@gcc.gnu.org>
PR fortran/41629
* gfortran.dg/class_6.f90: New test.
PR fortran/41608
PR fortran/41587
* gfortran.dg/class_7.f90: New test.
PR fortran/41618
* gfortran.dg/class_8.f90: New test.
Co-Authored-By: Paul Thomas <pault@gcc.gnu.org>
From-SVN: r152955
* gcc-interface/utils.c (convert): When converting to a padded type
with an inner type of self-referential size, pad the expression before
doing the unchecked conversion.
From-SVN: r152935
* targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
if not defined. Change type of second argument to const_rtx.
(default_function_value): Call gcc_unreachable if FUNCTION_VALUE
macro not defined.
* targhooks.h (default_libcall_value): Update prototype.
* target.h (struct gcc_target): Change type of second argument of
libcall_value to const_rtx.
* config/arm/arm.c (arm_libcall_value): Change type of second argument
to const_rtx.
(arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
* doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
From-SVN: r152933
libgomp/:
PR libgomp/41418
* configure.ac: Set FC to "no" if $GFORTRAN starts with "no"
or a hyphen (happens with fortran language disabled).
* configure: Regenerate.
From-SVN: r152931
2009-10-16 Richard Guenther <rguenther@suse.de>
* lto-symtab.c (merge_incomplete_and_complete_type): Remove.
(maybe_merge_incomplete_and_complete_type): Likewise.
(lto_symtab_merge): Do not call them. Do not warn for
complete vs. incomplete compatible types.
(lto_symtab_merge_decls_2): Simplify.
* gimple.c (gimple_force_type_merge): Remove.
(gimple_types_compatible_p): Make it static.
* gimple.h (gimple_force_type_merge): Remove.
(gimple_types_compatible_p): Likewise.
From-SVN: r152920
2009-10-16 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41728
* tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
if fold_stmt did anything.
* gcc.c-torture/compile/pr41728.c: New testcase.
From-SVN: r152910
2009-10-16 Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (message): New variable.
(check): New function.
(parse_table_entry, translate, write_resolution,add_output_files,
exec_lto_wrapper,claim_file_handler, onload): Use check instead of
assert.
(cleanup_handler): Use check instead of assert. Remove the arguments
file if it exists.
From-SVN: r152906
2009-10-16 Richard Guenther <rguenther@suse.de>
PR lto/41713
* lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
the same as VAR_DECL.
* gfortran.dg/lto/20091016-1_0.f90: New testcase.
From-SVN: r152902
2009-10-16 Joel Sherrill <joel.sherrill@oarcorp.com>
* s-osinte-rtems.ads: Add mutex type to pthread_mutexattr_t
* s-stchop-rtems.adb: Correct binding to rtems_stack_checker_is_blown.
From-SVN: r152900
