2010-05-11  Christian Borntraeger  <borntraeger@de.ibm.com>

        * tree-ssa-loop-prefetch.c (prune_ref_by_group_reuse): Reset
prefetch_before to PREFETCH_ALL if to accesses "meet" beyond
cache size.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159257 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-11  Christian Borntraeger  <borntraeger@de.ibm.com>

        * tree-ssa-loop-prefetch.c: Add debug for dropped prefetches.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159256 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc.c (execute): For -### don't quote arguments that
contain just alphanumerics and _/-. characters.
* doc/invoke.texi: Document that change for -###.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159255 138bc75d-0d04-0410-961f-82ee72b054a4

PR debug/44023
* df-problems.c (struct dead_debug): Add to_rescan field.
(dead_debug_init): Clear to_rescan field.
(dead_debug_finish): Rescan all debug insns in to_rescan
bitmap and free the bitmap.
(dead_debug_insert_before): Instead of rescanning debug insns
immediately queue their rescanning until dead_debug_finish.
(df_note_bb_compute): After dead_debug_add do continue instead
of break.

* gcc.dg/pr44023.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159254 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159251 138bc75d-0d04-0410-961f-82ee72b054a4

* exp_disp.adb (Make_Tags): Mark the imported view of dispatch tables
built for interfaces.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Use
imported_p instead of Is_Imported when considering constants.
Do not promote alignment of exported objects.
<E_Record_Subtype>: Strip all suffixes for dispatch table entities.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159247 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/44017
* semantics.c (baselink_for_fns): Revert earlier change.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159246 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/44045
* typeck.c (cp_build_modify_expr): Complain about assignment to
array from init list.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159243 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/43719
* decl.c (check_initializer): strip array type before checking for
uninitialized const or ref members.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159242 138bc75d-0d04-0410-961f-82ee72b054a4

PR debug/44028
* haifa-sched.c (schedule_insn): When clearing INSN_VAR_LOCATION_LOC,
clear also INSN_REG_USE_LIST.

* gcc.dg/pr44028.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159240 138bc75d-0d04-0410-961f-82ee72b054a4

* config/mips/mips.c (TARGET_SMALL_REGISTER_CLASSES_FOR_MODE_P): Undef.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159239 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/fortran/:
2010-05-10  Daniel Franke  <franke.daniel@gmail.com>

PR fortran/27866
PR fortran/35003
PR fortran/42809
* intrinsic.c (gfc_convert_type_warn): Be more discriminative
about conversion warnings.

gcc/testsuite/:
2010-05-08  Daniel Franke  <franke.daniel@gmail.com>

PR fortran/27866
PR fortran/35003
PR fortran/42809
* gfortran.dg/array_constructor_type_17.f03: Updated match string.
* gfortran.dg/warn_conversion.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159238 138bc75d-0d04-0410-961f-82ee72b054a4

* lto-stramer-out.c (produce_asm_for_decls): Correct accidentally commited change.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159234 138bc75d-0d04-0410-961f-82ee72b054a4

* passes.c (ipa_write_summaries_1, ipa_write_optimization_summaries): Allocate
encoders.
* lto-section-out.c (lto_new_out_decl_state): Do not allocate it here.
* lto-streamer.c (lto_streamer_cache_insert_1): Use alloc pool.
(lto_streamer_cache_create): Init alloc pool.
(lto_streamer_cache_delete): Free alloc pool.
* lto-streamer.h: Include alloc pool.
(lto_streamer_cache_d): Use alloc pool.
* lto-stramer-out.c (produce_asm_for_decls): Delete fn_out_states.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159230 138bc75d-0d04-0410-961f-82ee72b054a4

* Makefile.in (cgraphbuild.o): Add dependency on except.h.
* cgraphbuild.c: Include except.h
(record_type_list, record_eh_tables): New function.
(build_cgraph_edges, rebuild_cgraph_edges): Use it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159229 138bc75d-0d04-0410-961f-82ee72b054a4

* crtstuff.c (force_to_data, __do_global_dtors_aux_fini_array_entry,
__frame_dummy_init_array_entry, force_to_data): Attribute as used
rather than unused.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159228 138bc75d-0d04-0410-961f-82ee72b054a4

* ChangeLog: Fix whitespace.
* testsuite/ChangeLog: Ditto.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159227 138bc75d-0d04-0410-961f-82ee72b054a4

* tree-ssa-reassoc.c (undistribute_ops_list): Use create_tmp_reg.
(can_reassociate_p): Use FLOAT_TYPE_P.
* tree-vectorizer.h (vect_is_simple_reduction): Rename to ...
(vect_force_simple_reduction): ... this.
* tree-parloops.c (gather_scalar_reductions): Use
vect_force_simple_reduction.
* tree-vect-loop.c (vect_is_simple_reduction_1): Rename from
vect_is_simple_reduction, add modify argument, if true rewrite
"a-b" into "a+(-b)".
(vect_is_simple_reduction, vect_force_simple_reduction): New
functions.
(vect_analyze_scalar_cycles_1): Use vect_force_simple_reduction.

testsuite/
* gcc.dg/vect/fast-math-vect-reduc-8.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159226 138bc75d-0d04-0410-961f-82ee72b054a4

Nullify regno_allocno_map of the removed allocno.

gcc/

2010-05-10  H.J. Lu<hongjiu.lu@intel.com>
    Vladimir Makarov<vmakarov@redhat.com>

PR rtl-optimization/44012
* ira-build.c (remove_unnecessary_allocnos): Nullify
regno_allocno_map of the removed allocno.

gcc/testsuite/

2010-05-10  H.J. Lu  <hongjiu.lu@intel.com>

PR rtl-optimization/44012
* gcc.dg/pr44012.c: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159223 138bc75d-0d04-0410-961f-82ee72b054a4

* lib/lto.exp (lto_prune_vis_warns): Renamed to lto_prune_warns.
Log text on entry and exit.
Prune Sun ld warnings for common symbols with differing sizes.
(lto-link-and-maybe-run): Change caller.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159222 138bc75d-0d04-0410-961f-82ee72b054a4

* configure.ac (gcc_cv_ld_eh_gc_sections): Redirect objdump errors
to /dev/null.
* configure: Regenerate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159220 138bc75d-0d04-0410-961f-82ee72b054a4

* config/sol2.c (solaris_assemble_visibility): Declare decl, vis
unused.
Define visibility_types, name, type inside HAVE_GAS_HIDDEN.
* configure.ac (gcc_cv_ld_hidden): Explain stages of visibility
support in Sun ld.
* configure: Regenerate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159218 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-10  Janus Weil  <janus@gcc.gnu.org>

PR fortran/44044
* match.c (gfc_match_select_type): Move error message to
resolve_select_type.
* resolve.c (resolve_select_type): Error message moved here from
gfc_match_select_type. Correctly set type of temporary.

2010-05-10  Janus Weil  <janus@gcc.gnu.org>

PR fortran/44044
* gfortran.dg/class_7.f03: Modified.
* gfortran.dg/select_type_1.f03: Modified.
* gfortran.dg/select_type_12.f03: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159217 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-10  Richard Guenther  <rguenther@suse.de>

* lto-symtab.c (lto_symtab_entry_marked_p): Make entry
marked if the entry identifier is marked.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159216 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-10  Richard Guenther  <rguenther@suse.de>

* c-common.c (struct c_common_attributes): Add fnspec attribute.
(handle_fnspec_attribute): New function.
* gimple.h (gimple_call_return_flags): Declare.
(gimple_call_arg_flags): Likewise.
* gimple.c (gimple_call_arg_flags): New function.
(gimple_call_return_flags): Likewise.
* tree.h (EAF_DIRECT, EAF_NOCLOBBER, EAF_NOESCAPE, EAF_UNUSED):
New argument flags.
(ERF_RETURN_ARG_MASK, ERF_RETURNS_ARG, ERF_NOALIAS): New function
return value flags.
* tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Skip unused args.
* tree-ssa-structalias.c (make_constraint_from_heapvar): Split
main work to ...
(make_heapvar_for): ... this new function.
(handle_rhs_call): Handle fnspec attribute argument specifiers.
(handle_lhs_call): Likewise.
(find_func_aliases): Adjust.

fortran/
* trans-decl.c (gfc_build_library_function_decl): Split out
worker to ...
(build_library_function_decl_1): ... this new function.
Set a fnspec attribute if a specification was provided.
(gfc_build_library_function_decl_with_spec): New function.
(gfc_build_intrinsic_function_decls): Annotate internal_pack
and internal_unpack.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159215 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-10  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/44050
* tree-inline.c (tree_function_versioning): Clone the ipa-pta
flag.

* gcc.dg/torture/pr44050.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159214 138bc75d-0d04-0410-961f-82ee72b054a4

* config/arm/thumb2.md (thumb2_tlobits_cbranch): New insn pattern.

* gcc.target/arm/pr42879.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159212 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159211 138bc75d-0d04-0410-961f-82ee72b054a4

PR c/44051
* gcc.dg/anon-struct-9.c: Avoid generating identifier i386.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159207 138bc75d-0d04-0410-961f-82ee72b054a4

PR c/10676
* c-typeck.c (lookup_field): Take a type directly.  Update
recursive calls.
(build_component_ref): Update call to lookup_field.
(set_init_label): Use lookup_field to find initialized field.
Handle returned list of fields like a sequence of designators.

testsuite:
* gcc.dg/anon-struct-10.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159206 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-09  Richard Guenther  <rguenther@suse.de>

PR middle-end/44024
* fold-const.c (tree_single_nonzero_warnv_p): Properly
handle &FUNCTION_DECL.

* gcc.dg/pr44024.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159205 138bc75d-0d04-0410-961f-82ee72b054a4

PR c/4784
* c-decl.c (detect_field_duplicates_hash): New.  Handle anonymous
structures and unions recursively.
(detect_field_duplicates): Move duplicate detection with a hash to
detect_field_duplicates_hash.  Always use a hash if anonymous
structures or unions are present.
* doc/extend.texi (Unnamed Fields): Document that duplicate fields
give errors.

testsuite:
* gcc.dg/anon-struct-9.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159204 138bc75d-0d04-0410-961f-82ee72b054a4

Properly detect Atom, Core 2 and Core i7.

2010-05-09  H.J. Lu  <hongjiu.lu@intel.com>

PR target/44046
* config/i386/driver-i386.c (host_detect_local_cpu): Properly
detect Atom, Core 2 and Core i7.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159202 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-09  Richard Guenther  <rguenther@suse.de>

* gcc.c (store_arg): Handle temporary file deletion for
joined arguments.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159201 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-09  Richard Guenther  <rguenther@suse.de>

PR middle-end/44043
* ipa-inline.c (estimate_function_body_sizes): Return after
disregarding inline limits.

* gcc.c-torture/compile/pr44043.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159200 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-09  Richard Guenther  <rguenther@suse.de>

* gcc.dg/ipa/ipa-pta-11.c: Make p and q referenced.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159199 138bc75d-0d04-0410-961f-82ee72b054a4

* gnat.dg/lto6.adb: Remove superfluous -gnat05 switch.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159198 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-09  Richard Guenther  <rguenther@suse.de>

* gcc.c (store_arg): Revert last change.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159197 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159195 138bc75d-0d04-0410-961f-82ee72b054a4

* gnat.dg/lto[12456].adb: Add "target lto" marker.
* gnat.dg/specs/lto3.ads: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159191 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-08  Sandra Loosemore  <sandra@codesourcery.com>

PR middle-end/28685

gcc/
* tree-ssa-reassoc.c (eliminate_redundant_comparison): New function.
(optimize_ops_list): Call it.

gcc/testsuite/
* gcc.dg/pr28685-1.c: New file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159189 138bc75d-0d04-0410-961f-82ee72b054a4

Fix typo

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159188 138bc75d-0d04-0410-961f-82ee72b054a4

Fix typo in symbol visibility specification

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159187 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-08  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/44030
* tree-ssa-pre.c (eliminate): Copy NECESSARY flag.  Set
NECESSARY flag if we propagate from a inserted expression.

* gcc.c-torture/compile/pr44030.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159186 138bc75d-0d04-0410-961f-82ee72b054a4

* gimple.c (gimple_types_compatible_p) <ARRAY_TYPE>: Treat bounds of
domain types as equal if they are both PLACEHOLDER_EXPRs.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159185 138bc75d-0d04-0410-961f-82ee72b054a4

* exp_disp.adb (Make_Tags): Mark the imported view of dispatch tables.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Make imported
constants really constant.
<E_Record_Subtype>: Strip the suffix for dispatch table entities.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159184 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/decl.c (make_aligning_type): Declare the type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159183 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/decl.c (gnat_to_gnu_entity): Create variables for size
expressions of variant part of record types declared at library level.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159182 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/gigi.h (create_field_decl): Move PACKED parameter.
* gcc-interface/utils.c (create_field_decl): Move PACKED parameter.
(rest_of_record_type_compilation): Adjust call to create_field_decl.
(make_descriptor_field): Likewise and pass correctly typed constants.
(build_unc_object_type): Likewise.
(unchecked_convert): Likewise.
* gcc-interface/decl.c (elaborate_expression_2): New static function.
(gnat_to_gnu_entity): Use it to make alignment factors explicit.
Adjust call to create_field_decl.
(make_aligning_type): Likewise.
(make_packable_type): Likewise.
(maybe_pad_type): Likewise.
(gnat_to_gnu_field): Likewise.
(components_to_record): Likewise.
(create_field_decl_from): Likewise.
(create_variant_part_from): Remove superfluous test.
* gcc-interface/trans.c (gigi): Adjust call to create_field_decl.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159181 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/gigi.h (build_unc_object_type): Add DEBUG_INFO_P param.
(build_unc_object_type_from_ptr): Likewise.
* gcc-interface/utils.c (build_unc_object_type): Add DEBUG_INFO_P param
and pass it to create_type_decl.  Declare the type.  Simplify.
(build_unc_object_type_from_ptr): Add DEBUG_INFO_P parameter and pass
it to build_unc_object_type.
* gcc-interface/decl.c (gnat_to_gnu_entity): Adjust to above change.
* gcc-interface/trans.c (Attribute_to_gnu): Likewise.
(gnat_to_gnu): Likewise.
* gcc-interface/utils2.c (build_allocator): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159180 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159179 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-08  Richard Guenther  <rguenther@suse.de>

* lto-wrapper.c (run_gcc): Remove linker output from
command line for LTRANS invocation.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159174 138bc75d-0d04-0410-961f-82ee72b054a4

ChangeLog:
* configure.ac (--enable-lto): Add x86_64-apple-darwin* as
a platform that supports LTO.
* configure: Regenerate.

gcc/ChangeLog:
* config.gcc (i[34567]86-*-darwin*, x86_64-*-darwin*): Add
lto-macho as lto_binary_reader.
* target.h (struct gcc_target): New hooks lto_start and lto_end.
* target-def.h (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Define.
* cgraphunit.c (ipa_passes): Wrap LTO assembler output generation
in lto_start and lto_end calls.
(is_elf_or_coff): Rename to maybe_lto_object_file.  Add Mach-O
magic numbers.
(scan_prog_file): Update is_elf_or_coff call.
* doc/tm.text (TARGET_ASM_LTO_START, TARGET_ASM_LTO_END): Document.

* collect2.c (main): Fix enum comparison.

* config/darwin-protos.h (darwin_asm_lto_start, darwin_asm_lto_end):
Add prototypes.
* darwin9.h (LINK_COMMAND_SPEC): Pass -flto and -fwhopr to the linker.
* darwin.h (LINK_COMMAND_SPEC): Likewise.  Define TARGET_ASM_LTO_START
and TARGET_ASM_LTO_END.
* darwin.c: Include obstack.h and lto-streamer.h.
(lto_section_names_offset, lto_section_names_obstack,
lto_asm_out_file, lto_asm_out_name, saved_asm_out_file): New static
global variables.
(LTO_SEGMENT_NAME, LTO_NAMES_SECTION): New defines.
(darwin_asm_lto_start): New function.  Redirect output to asm_out_file
to a temporary file.
(darwin_asm_lto_end): New function.  Restore asm_out_file.
(darwin_asm_named_section): For LTO sections, replace the name with
the offset of the section name in a string table, and build this
table.
(darwin_file_start): Initialize global vars for LTO support.
(darwin_file_end): If output to asm_out_file was redirected, append it
to the proper asm_out_file here.  Add the section names section.

lto/ChangeLog:
* lto.h (struct lto_file_struct): Document offset member.
* lto-endian.h: New file.
* lto-macho.h: New file.
* lto-macho.c: New file.
* Make-lang.in: Add rule for lto-macho.o.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159173 138bc75d-0d04-0410-961f-82ee72b054a4

* c-pragma.c (pending_weak_d, pending_weak): New.
(pending_weaks): Change the type to VEC((pending_weak,gc) *.
(maybe_apply_pragma_weak, maybe_apply_pending_pragma_weaks,
handle_pragma_weak): Update the uses of pending_weaks.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159172 138bc75d-0d04-0410-961f-82ee72b054a4

Fix link to outdated cxx0x status page.

gcc/:
        PR documentation/44016
        * doc/standards.texi (Standards): Link to unversioned
        cxx0x_status.html page.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159168 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/43708
* config/darwin-c.c (darwin_pragma_unused): Set DECL_READ_P
in addition to TREE_USED, to avoid "set but unused" warnings.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159164 138bc75d-0d04-0410-961f-82ee72b054a4

Define the TRIP_COUNT_TO_AHEAD_RATIO heuristic.

2010-05-07  Changpeng Fang  <changpeng.fang@amd.com>

* tree-ssa-loop-prefetch.c (TRIP_COUNT_TO_AHEAD_RATIO): New.
(is_loop_prefetching_profitable): Do not insert prefetches
when the trip count is not at least TRIP_COUNT_TO_AHEAD_RATIO
times the prefetch ahead distance.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159163 138bc75d-0d04-0410-961f-82ee72b054a4

Account for loop unrolling in the insn-to-prefetch ratio heuristic.

2010-05-07  Changpeng Fang  <changpeng.fang@amd.com>

* tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable):
Account for loop unrolling in the insn-to-prefetch ratio heuristic.
(loop_prefetch_arrays): Pass to is_loop_prefetching_profitable
the unroll_factor.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159162 138bc75d-0d04-0410-961f-82ee72b054a4

Dump a diagnostic info when the insn-to-mem ratio is too small.

2010-05-07  Changpeng Fang  <changpeng.fang@amd.com>

* tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Dump
a diagnostic info when the insn-to-mem ratio is too small.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159161 138bc75d-0d04-0410-961f-82ee72b054a4

Remove free_mem

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159160 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-07  Richard Guenther <rguenther@suse.de>

* gcc.c (LINK_COMMAND_SPEC): Provide a resolution file to
the linker plugin.
(store_arg): Queue temp_filename for deletion instead of
the whole argument.

lto/
PR lto/43857
PR lto/43371
* lang.opt (fresolution): Change to ...
(fresolution=): ... this.
* lto-lang.c (lto_handle_option): Adjust.

lto-plugin/
* lto-plugin.c (free_2): Do not free resolution_file.
(write_resolution): Check that we were passed a resolution file.
(all_symbols_read_handler): Adjust.
(cleanup_handler): Do not remove the resolution file.
(process_option): Handle -fresolution=.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159159 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/43951
* init.c (diagnose_uninitialized_cst_or_ref_member_1): Returns the
error count. Emit errors only if compain is true.
(build_new_1): Do not return error_mark_node if
diagnose_uninitialized_cst_or_ref_member_1 does not diagnose any
errors. Delay the check for user-provided constructor.
(perform_member_init): Adjust.
* cp-tree.h (diagnose_uninitialized_cst_or_ref_member): Change the
prototype.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159158 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-07  Richard Guenther  <rguenther@suse.de>

* lto-wrapper.c (DUMPBASE_SUFFIX): Define.
(run_gcc): Handle LTRANS phase invocation.
* collect2.c (maybe_run_lto_and_relink): Do not set
WPA_SAVE_LTRANS.

lto/
* lto.c (DUMPBASE_SUFFIX): Remove.
(lto_execute_ltrans): Move functionality to lto-wrapper.c.
Rename to ...
(lto_write_ltrans_list): ... only output the list of ltrans files.
(lto_maybe_unlink): Remove.
(do_whole_program_analysis): Do not execute LTRANS phase
from here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159157 138bc75d-0d04-0410-961f-82ee72b054a4

* tree.h (TREE_ADDRESSABLE): Adjust comment to say that
this is also meaningful on PARM_DECLs and RESULT_DECLs.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159156 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/fortran/:
2010-05-07  Daniel Franke  <franke.daniel@gmail.com>

PR fortran/40728
* intrinc.c (gfc_is_intrinsic): Do not prematurely mark symbol
        as external

gcc/testsuite/:
2010-05-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/40728
        * gfortran.dg/coarray_1.f90: Fixed error message.
        * gfortran.dg/selected_char_kind_3.f90: Fixed error message.
        * gfortran.dg/intrinsic_std_1.f90: Fixed bogus message.
        * gfortran.dg/intrinsic_std_5.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159155 138bc75d-0d04-0410-961f-82ee72b054a4

* g++.dg/cpp0x/nullptr20.C: Use sprintf.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159153 138bc75d-0d04-0410-961f-82ee72b054a4

* config/mips/iris6.h (LINK_SPEC): Don't pass -init, -fini with -r.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159151 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-07  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/44020
* tree-ssa-pre.c (execute_pre): Do not remove dead inserted
code when PRE is not yet initialized.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159150 138bc75d-0d04-0410-961f-82ee72b054a4

PR 40989
* gcc-interface/misc.c (gnat_handle_option): Fix long line.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159149 138bc75d-0d04-0410-961f-82ee72b054a4

* config/mips/dbxmdebug.h: Remove.
* config.gcc (mips-sgi-irix6.5*): Remove mips/dbxmdebug.h.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159147 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc.dg/lto/20100423-2_0.c: Include <stdio.h>.
(size_t, stderr): Remove.
(read_error): Replaced __builtin_fprintf by fprintf.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159146 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
2010-05-07  Shujing Zhao  <pearly.zhao@oracle.com>

        * c-typeck.c (build_binary_op): Warn ordered comparison of pointer
        with null pointer and also warn about ordered comparison of zero
        with pointer if -Wextra.

gcc/testsuite/
2010-05-07  Shujing Zhao  <pearly.zhao@oracle.com>

        * gcc.dg/ordered-comparison-1.c: New test.
        * gcc.dg/ordered-comparison-2.c: New test.
        * gcc.dg/ordered-comparison-3.c: New test.
        * gcc.dg/ordered-comparison-4.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159145 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-07  Jonathan Wakely  <jwakely.gcc@gmail.com>

* libsupc++/exception_ptr.h (make_exception_ptr): Add.
* testsuite/18_support/exception_ptr/make_exception_ptr.cc: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159144 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159143 138bc75d-0d04-0410-961f-82ee72b054a4

Note which PR this was related to.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159139 138bc75d-0d04-0410-961f-82ee72b054a4

* obj-c++.dg/cxx-ivars-2.mm: Restore running of testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159138 138bc75d-0d04-0410-961f-82ee72b054a4

* config/abi/pre/gnu.ver: Move decltype(nullptr) into CXXABI_1.3.5.
* testsuite/util/testsuite_abi.cc (check_version): Add CXXABI_1.3.5.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159136 138bc75d-0d04-0410-961f-82ee72b054a4

Add ChangeLog entries.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159135 138bc75d-0d04-0410-961f-82ee72b054a4

Allow all the versions greater than 0.10 of PPL.

2010-05-05  Sebastian Pop  <sebastian.pop@amd.com>

* configure.ac: Allow all the versions greater than 0.10 of PPL.
* configure: Regenerated.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159134 138bc75d-0d04-0410-961f-82ee72b054a4

Replace Value with mpz_t

2010-04-12  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>

* graphite-blocking.c
(pbb_strip_mine_profitable_p): Replace Value with mpz_t.
* graphite-clast-to-gimple.c
(clast_to_gcc_expression): Same.
(precision_for_value): Same.
(precision_for_interval): Same.
(gcc_type_for_interval): Same.
(graphite_create_new_guard): Same.
(compute_bounds_for_level): Same.
(graphite_create_new_loop_guard): Same.
* graphite-interchange.c
(build_linearized_memory_access): Same.
(pdr_stride_in_loop): Same.
(memory_strides_in_loop_1): Same.
(memory_strides_in_loop): Same.
(extend_scattering): Same.
(psct_scattering_dim_for_loop_depth): Same.
(pbb_number_of_iterations): Same.
* graphite-poly.h
(debug_iteration_domains): Same.
* graphite-ppl.c
(new_Cloog_Domain_from_ppl_Pointset_Powerset): Same.
(ppl_set_inhomogeneous_gmp): Same.
(ppl_strip_loop): Same.
(ppl_lexico_compare_linear_expressions): Same.
(ppl_read_polyhedron_matrix): Same.
(ppl_max_for_le_pointset): Same.
* graphite-ppl.h
(ppl_read_polyhedron_matrix): Same.
(tree_int_to_gmp): Same.
(gmp_cst_to_tree): Same.
(ppl_set_inhomogeneous): Same.
(ppl_set_inhomogeneous_tree): Same.
(ppl_set_coef): Same.
(ppl_set_coef_tree): Same.
* graphite-sese-to-poly.c
(build_pbb_scattering_polyhedrons): Same.
(build_scop_scattering): Same.
(scan_tree_for_params_right_scev): Same.
(scan_tree_for_params): Same.
(find_params_in_bb): Same.
(find_scop_parameters): Same.
(add_upper_bounds_from_estimated_nit): Same.
(build_loop_iteration_domains): Same.
(add_condition_to_domain): Same.
(pdr_add_memory_accesses): Same.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159133 138bc75d-0d04-0410-961f-82ee72b054a4

Resolve CLooG's value_* macros to their respective mpz_* counterparts.

2010-04-11  Andreas Simbuerger  <simbuerg@fim.uni-passau.de>

* graphite-blocking.c (pbb_strip_mine_profitable_p): Resolve
CLooG's value_* macros to their respective mpz_* counterparts.
* graphite-clast-to-gimple.c (clast_to_gcc_expression): Same.
(graphite_create_new_loop_guard): Same.
* graphite-interchange.c (build_linearized_memory_access): Same.
(pdr_stride_in_loop): Same.
(memory_strides_in_loop_1): Same.
(1st_interchange_profitable_p): Same.
* graphite-poly.c (extend_scattering): Same.
(psct_scattering_dim_for_loop_depth): Same.
(pbb_number_of_iterations): Same.
(pbb_number_of_iterations_at_time): Same.
* graphite-poly.h (new_1st_loop): Same.
* graphite-ppl.c (cloog_matrix_to_ppl_constraint): Same.
(oppose_constraint): Same.
(insert_constraint_into_matrix): Same.
(ppl_set_inhomogeneous_gmp): Same.
(ppl_set_coef_gmp): Same.
(ppl_strip_loop): Same.
(ppl_lexico_compare_linear_expressions): Same.
(ppl_max_for_le_pointset): Same.
(ppl_min_for_le_pointset): Same.
(ppl_build_realtion): Same.
* graphite-ppl.h (gmp_cst_to_tree): Same.
(ppl_set_inhomogeneous): Same.
(ppl_set_inhomogeneous_tree): Same.
(ppl_set_coef): Same.
(ppl_set_coef_tree): Same.
* graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
(build_scop_scattering): Same.
(add_value_to_dim): Same.
(scan_tree_for_params_right_scev): Same.
(scan_tree_for_params_int): Same.
(scan_tree_for_params): Same.
(find_params_in_bb): Same.
(find_scop_parameters): Same.
(add_upper_bounds_from_estimated_nit): Same.
(build_loop_iteration_domains): Same.
(create_linear_expr_from_tree): Same.
(add_condition_to_domain): Same.
(pdr_add_memory_accesses): Same.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159132 138bc75d-0d04-0410-961f-82ee72b054a4

Add support for C++0x nullptr.
gcc:
* c-common.c (c_common_reswords): Add nullptr.
* c-common.h: Add RID_NULLPTR.  Reorganize C++0x rids.
* dwarf2out.c (is_base_type): Handle NULLPTR_TYPE.
(gen_type_die_with_usage): Likewise.
* dbxout.c (dbxout_type): Likewise.
* sdbout.c (plain_type_1): Likewise.
gcc/cp:
* cp-tree.def: Add NULLPTR_TYPE.
* cp-tree.h: Add nullptr_node.
(cp_tree_index): Add CPTI_NULLPTR.
(SCALAR_TYPE_P): Add NULLPTR_TYPE.
* call.c (null_ptr_cst_p): Handle nullptr.
(standard_conversion): Likewise.
(convert_arg_to_ellipsis): Likewise.
* mangle.c (write_type): Likewise.
* name-lookup.c (arg_assoc_type): Likewise.
* parser.c (cp_parser_primary_expression): Likewise.
* typeck.c (cp_build_binary_op): Likewise.
(build_reinterpret_cast_1): Likewise.
* error.c (dump_type): Likewise.
(dump_type_prefix, dump_type_suffix): Likewise.
* decl.c (cxx_init_decl_processing): Likewise.
* cxx-pretty-print.c (pp_cxx_constant): Likewise.
* cvt.c (ocp_convert): Likewise.
* rtti.c (typeinfo_in_lib_p, emit_support_tinfos): Put
nullptr_t tinfo in libsupc++.
libstdc++-v3:
* config/abi/pre/gnu.ver: Add typeinfo for decltype(nullptr).
libiberty:
* cp-demangle.c (cplus_demangle_builtin_types): Add nullptr.
(cplus_demangle_type): Handle nullptr.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159131 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-06  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/bits/basic_string.h: Escape class names in doxygen docs.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159129 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-06  Jonathan Wakely  <jwakely.gcc@gmail.com>

PR libstdc++/44014
* include/bits/stringfwd.h: Add doxygen comments and new group.
* include/bits/basic_string.h: Add to new doxygen group.
* doc/doxygen/user.cfg.in (ALIASES): Link to correct group.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159126 138bc75d-0d04-0410-961f-82ee72b054a4

gcc:
* gimplify.c (gimplify_expr): Set GS_ALL_DONE when appropriate.
Don't change GS_OK to GS_ALL_DONE.  Make sure that all cases set
ret appropriately.
(gimplify_compound_lval): Return GS_ALL_DONE as appropriate.
gcc/cp:
* semantics.c (simplify_aggr_init_expr): Use INIT_EXPR.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159125 138bc75d-0d04-0410-961f-82ee72b054a4

* gimplify.c (gimplify_modify_expr_rhs): Don't return GS_OK for
stripping WITH_SIZE_EXPR.
(gimplify_expr) [MODIFY_EXPR]: Trust GS_OK even if the rhs didn't
change.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159124 138bc75d-0d04-0410-961f-82ee72b054a4

gcc:
* config.gcc: Removed mips-sgi-irix5*, mips-sgi-irix6.[0-4]* from
list of obsolete configurations.
Disabled check for obsolete configurations.
(mips-sgi-irix[56]*): Restrict to mips-sgi-irix6.5*.
Removed support for previous versions.
* config/mips/iris.h: Removed.
* config/mips/iris5.h: Removed.
* config/mips/iris6.h: Merged old iris.h contents.
(TARGET_IRIX): Removed.
(DRIVER_SELF_SPECS): Removed mabi=32.
(IDENT_ASM_OP): Removed undef.
(STARTFILE_SPEC): Removed mabi=32.
(ENDFILE_SPEC): Likewise.
(IRIX_SUBTARGET_LINK_SPEC): Likewise.
(MACHINE_TYPE): Update for IRIX 6.5.
* config/mips/mips.c (mips_build_builtin_va_list): Replaced
TARGET_IRIX by TARGET_IRIX6.
(mips_file_start): Likewise.
(mips_output_external): Remove IRIX 5/6 O32 support.
(mips_output_function_prologue): Likewise.
* config/mips/mips.h (TARGET_GPWORD): Replaced TARGET_IRIX by
TARGET_IRIX6.
(TARGET_CPU_CPP_BUILTINS): Likewise.
(TARGET_IRIX): Removed.
* config/mips/t-iris6 (MULTILIB_OPTIONS): Removed mabi=32.
(MULTILIB_DIRNAMES): Removed 32.
(MULTILIB_OSDIRNAMES): Removed ../lib.
* doc/install.texi (Prerequisites): Don't reference IRIX before
6.5.
(Specific, mips-sgi-irix5): Document removal.
(Specific, mips-sgi-irix6): Document IRIX 6.[0-4] and O32 ABI
removal.
Remove references to older IRIX 6 releases and the O32 ABI.

gcc/ada:
* gcc-interface/Makefile.in: Removed mips-sgi-irix5* support.

libstdc++-v3:
* configure.host: Removed irix[1-6], irix[1-5].*, irix6.[0-4]*
support.
* config/os/irix/irix5.2: Removed.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159121 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc.dg/Wunused-var-8.c: Move to...
* c-c++-common/Wunused-var-6.c: ... here.  New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159118 138bc75d-0d04-0410-961f-82ee72b054a4

PR bootstrap/43994
* df-problems.c (dead_debug_insert_before): Use *DF_REF_REAL_LOC
instead of DF_REF_REAL_REG.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159117 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/42811
* tests/staticrootstest.c: New test source file.
* tests/staticrootslib.c: New test library source file.
* Makefile.am (test_ldadd): New variable.
(gctest_LDADD): Use it.
(TESTS): Add leaktest, middletest and staticrootstest.
(check_PROGRAMS): Likewise.
(leaktest_SOURCES): New libtool variable definition.
(leaktest_LDADD): Likewise.
(leaktest_LDFLAGS): Likewise.
(leaktest_LINK): Likewise.
(middletest_SOURCES): Likewise.
(middletest_LDADD): Likewise.
(middletest_LDFLAGS): Likewise.
(middletest_LINK): Likewise.
(staticrootstest_SOURCES): Likewise.
(staticrootstest_LDADD): Likewise.
(staticrootstest_LDFLAGS): Likewise.
(staticrootstest_LINK): Likewise.
(check_LTLIBRARIES): Likewise.
(libstaticrootslib_la_SOURCES): Likewise.
(libstaticrootslib_la_LIBADD): Likewise.
(libstaticrootslib_la_LDFLAGS): Likewise.
(libstaticrootslib_la_DEPENDENCIES): Likewise.
* Makefile.in: Regenerate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159115 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-06  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/40406
* g++.dg/template/crash96.C: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159112 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/43888
* config/i386/winnt.c (i386_pe_binds_local_p): Tweak weak symbol
handling to still return true for x64 targets.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159111 138bc75d-0d04-0410-961f-82ee72b054a4

* config/m68k/uclinux.h (LIB_SPEC): Bring in sync with config/linux.h.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159110 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/43791
* ipa-inline.c (update_caller_keys): Remove bogus
disregard_inline_limits check.

* gcc.c-torture/compile/pr43791.c: New file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159108 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/43984

* tree-ssa-pre.c (inserted_phi_names): Remove.
(inserted_exprs): Change to bitmap.
(create_expression_by_pieces): Set bits, don't append to vector.
(insert_into_preds_of_block): Don't handle inserted_phi_names.
(eliminate): Don't look at inserted_phi_names, remove deleted
insns from inserted_exprs.
(remove_dead_inserted_code): Adjust to use bitmaps instead of
vectors.
(init_pre, fini_pre): Allocate and free bitmaps.
(execute_pre): Insert insns on edges before elimination.

testsuite/
* gfortran.dg/pr43984.f90: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159106 138bc75d-0d04-0410-961f-82ee72b054a4

Add argument kind to lto_handle_option.

2010-05-06  H.J. Lu  <hongjiu.lu@intel.com>

* lto-lang.c (lto_handle_option): Add argument kind.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159105 138bc75d-0d04-0410-961f-82ee72b054a4

* tree.c (initializer_zerop): Handle STRING_CST.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159103 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-06  Manuel López-Ibáñez  <manu@gcc.gnu.org>

PR 40989
* doc/invoke.texi (Wimplicit): Document as C only.
* opts.c (common_handle_option): Add argument kind.
(handle_option): Rename as read_cmdline_option. Factor out code to...
(handle_option): ... here. New.
(handle_options): Rename as read_cmdline_options.
(decode_options): Update call.
(set_option): Use option index instead of option pointer. Classify
diagnostics correctly.
(enable_warning_as_error): Call handle_option.
* opts.h (set_option): Update declaration.
(handle_option): Declare.
* langhooks.h (struct lang_hooks): Add argument kind to
handle_option.
* c.opt (Wimplicit,Wimplicit-int): Initialize to -1.
* c-opts.c (set_Wimplicit): Delete.
(c_family_lang_mask): New static constant.
(c_common_handle_option): Add argument kind. Use handle_option
instead of set_Wimplicit.
(c_common_post_options): warn_implicit and warn_implicit_int
are disabled by default.
* c-common.c (warn_implicit): Do not define here.
* c-common.h (warn_implicit): Do not declare here.
(c_common_handle_option): Update declaration.
* lto-opts.c (lto_reissue_options): Update call to set_option.
java/
* lang.c (java_handle_option): Add argument kind.
fortran/
* options.c (gfc_handle_option): Add argument kind.
* gfortran.h (gfc_handle_option): Update declaration.
ada/
* gcc-interface/misc.c (gnat_handle_option): Add argument kind.
testsuite/
* gcc.dg/pr40989.c: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159102 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-06  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/43571
* domwalk.c (walk_dominator_tree): Walk the dominator
sons in more optimal order.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159100 138bc75d-0d04-0410-961f-82ee72b054a4

2010-05-06  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/43934
* tree-ssa-loop-im.c (movement_possibility): Handle PHI nodes.
(stmt_cost): Likewise.
(extract_true_false_args_from_phi): New helper.
(determine_max_movement): For PHI nodes verify we can hoist them
and compute their cost.
(determine_invariantness_stmt): Handle PHI nodes.
(move_computations_stmt): Likewise.  Hoist PHI nodes in
if-converted form using COND_EXPRs.
(move_computations): Return TODO_cleanup_cfg if we hoisted PHI
nodes.
(tree_ssa_lim): Likewise.
* tree-flow.h (tree_ssa_lim): Adjust prototype.
* tree-ssa-loop.c (tree_ssa_loop_im): Return todo.

* gcc.dg/tree-ssa/ssa-lim-9.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159099 138bc75d-0d04-0410-961f-82ee72b054a4