Patch not merged, update ChangeLog.graphite.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169216 138bc75d-0d04-0410-961f-82ee72b054a4

Fail when PPL 0.11 is not present and CLooG has been requested.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* configure.ac: Call AC_MSG_ERROR when PPL 0.11 is not present and
CLooG has been requested.
* configure: Regenerated.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169215 138bc75d-0d04-0410-961f-82ee72b054a4

Patch not merged, update ChangeLog.graphite.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169214 138bc75d-0d04-0410-961f-82ee72b054a4

Do not create the temporary array for reductions into VAR_DECL, PARM_DECL, and RESULT_DECL.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow
VAR_DECL, PARM_DECL, and RESULT_DECL.

* gfortran.dg/graphite/interchange-3.f90: Un-XFAILed.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169213 138bc75d-0d04-0410-961f-82ee72b054a4

Allow several reductions in a reduction PBB.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-dependences.c (reduction_dr_1): Allow several reductions
in a reduction PBB.
* graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs
that have already been marked as PBB_IS_REDUCTION.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169212 138bc75d-0d04-0410-961f-82ee72b054a4

Remove duplicate close phi nodes in the canonical close phi representation.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-scop-detection.c (same_close_phi_node): New.
(remove_duplicate_close_phi): New.
(make_close_phi_nodes_unique): New.
(canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169211 138bc75d-0d04-0410-961f-82ee72b054a4

Relax the definition of same_pdr_p.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-dependences.c (new_poly_ddr): Call same_pdr_p.
* graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE
of both data references to be the same.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169210 138bc75d-0d04-0410-961f-82ee72b054a4

Pass 0 as the number of parameters to PIP when testing for integer feasibility.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-dependences.c (build_lexicographical_constraint): Remove the
gdim parameter.
(build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty.
(dependence_polyhedron): Same.
(graphite_legal_transform_dr): Same.
(graphite_carried_dependence_level_k): Same.
* graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter.
* graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169209 138bc75d-0d04-0410-961f-82ee72b054a4

Remove the temporary array for reductions written to memory.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-sese-to-poly.c
(translate_scalar_reduction_to_array_for_stmt): Call unshare_expr.
(close_phi_written_to_memory): New.
(translate_scalar_reduction_to_array): Call close_phi_written_to_memory
and unshare_expr.

* gcc.dg/graphite/block-0.c: Un-XFAILed.
* gcc.dg/graphite/block-1.c: Un-XFAILed.
* gcc.dg/graphite/block-7.c: Un-XFAILed.
* gcc.dg/graphite/block-8.c: Un-XFAILed.
* gcc.dg/graphite/interchange-12.c: Un-XFAILed.
* gcc.dg/graphite/interchange-14.c: Un-XFAILed.
* gcc.dg/graphite/interchange-15.c: Un-XFAILed.
* gcc.dg/graphite/interchange-8.c: Un-XFAILed.
* gcc.dg/graphite/interchange-mvt.c: Un-XFAILed.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169208 138bc75d-0d04-0410-961f-82ee72b054a4

Expect at least the version 0.11 of PPL.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

toplev/
* configure: Regenerated.
* configure.ac: Check for version 0.11 (or later revision) of PPL.

toplev/gcc/
* doc/install.texi: Update the expected version number of PPL to 0.11.
* graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under
#if PPL_VERSION_MINOR < 11.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169207 138bc75d-0d04-0410-961f-82ee72b054a4

Minimize the number of expensive calls to ppl_powerset_is_empty.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-dependences.c: Include graphite-cloog-util.h.
(new_poly_ddr): Inlined into dependence_polyhedron.
(free_poly_ddr): Moved close by new_poly_ddr.
(dependence_polyhedron_1): Renamed dependence_polyhedron.
Early return NULL when ppl_powerset_is_empty returns true.
(dependence_polyhedron): Renamed new_poly_ddr.  Call only once
poly_drs_may_alias_p.  Avoid one call to ppl_powerset_is_empty.
(graphite_legal_transform_dr): Call new_poly_ddr.
(graphite_carried_dependence_level_k): Same.
(dot_original_deps_stmt_1): Renamed dot_deps_stmt_2.  Use new_poly_ddr.
(dot_transformed_deps_stmt_1): Removed.
(dot_deps_stmt_1): Call dot_deps_stmt_2.
(dot_original_deps): Renamed dot_deps_2.  Call new_poly_ddr.
(dot_deps_1): Call dot_deps_2.
* Makefile.in (graphite-dependences.o): Add missing dependence on
graphite-cloog-util.h.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169206 138bc75d-0d04-0410-961f-82ee72b054a4

Use PIP to determine the integer feasibility of a constraint system.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty.
(build_lexicographical_constraint): Same.
(dependence_polyhedron_1): Same.
(graphite_legal_transform_dr): Same.
(graphite_carried_dependence_level_k): Same.
* graphite-ppl.c (ppl_powerset_is_empty): New.
* graphite-ppl.h (ppl_powerset_is_empty): Declared.
* tree-data-ref.c (dump_data_reference): Print the basic block index.

* gcc.dg/graphite/block-0.c: Add documentation.
* gcc.dg/graphite/block-4.c: Same.
* gcc.dg/graphite/block-7.c: Same.
* gcc.dg/graphite/block-8.c: New.
* gcc.dg/graphite/interchange-1.c: Un-XFAILed.
* gcc.dg/graphite/interchange-11.c: Un-XFAILed.
* gcc.dg/graphite/interchange-12.c: Add documentation.
* gcc.dg/graphite/interchange-13.c: New.
* gcc.dg/graphite/interchange-14.c: New.
* gcc.dg/graphite/interchange-15.c: New.
* gcc.dg/graphite/interchange-8.c: Add documentation.
* gcc.dg/graphite/interchange-mvt.c: Same.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169205 138bc75d-0d04-0410-961f-82ee72b054a4

Correct the precedence relation.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-dependences.c (build_pairwise_scheduling): Correctly compute
the "a followed by b" relation and document it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169204 138bc75d-0d04-0410-961f-82ee72b054a4

speedup compilation

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-dependences.c (build_lexicographical_constraint): Stop the
iteration when the bag of constraints is empty.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169203 138bc75d-0d04-0410-961f-82ee72b054a4

Fix pbb_remove_duplicate_pdrs.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169202 138bc75d-0d04-0410-961f-82ee72b054a4

Test the profitability of interchange on the perfect nest.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-interchange.c (lst_interchange_profitable_p): Takes a loop
nest and two loop depths as parameters.
(lst_try_interchange_loops): Call lst_interchange_profitable_p after
lst_perfect_nestify.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169201 138bc75d-0d04-0410-961f-82ee72b054a4

Print the data dependence polyhedron in the PPL format.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-dependences.c (print_pddr): Call
ppl_io_fprint_Pointset_Powerset_C_Polyhedron.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169200 138bc75d-0d04-0410-961f-82ee72b054a4

Add debug_gmp_value.

2011-01-25  Sebastian Pop  <sebastian.pop@amd.com>

* graphite-ppl.c (debug_gmp_value): New.
* graphite-ppl.h (debug_gmp_value): Declared.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169199 138bc75d-0d04-0410-961f-82ee72b054a4

Update required cloog to 0.16.1.

2011-01-25  Tobias Grosser  <grosser@fim.uni-passau.de>

* configure: Regenerated.
* configure.ac: Use CLOOG_CHECK_VERSION(0,16,1).

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169198 138bc75d-0d04-0410-961f-82ee72b054a4

Document availability of cloog-0.16

2011-01-25 Tobias Grosser <grosser@fim.uni-passau.de>

* doc/install.texi: Document availability of cloog-0.16.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169197 138bc75d-0d04-0410-961f-82ee72b054a4

Patch not merged, update ChangeLog.graphite.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169196 138bc75d-0d04-0410-961f-82ee72b054a4

Patch not merged, update ChangeLog.graphite.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169195 138bc75d-0d04-0410-961f-82ee72b054a4

Free invalid postdominance info.

2011-01-25  Vladimir Kargov  <kargov@gmail.com>

* graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free
invalid postdominance info.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169194 138bc75d-0d04-0410-961f-82ee72b054a4

Add changelogs of patches that will not be merged to trunk.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169193 138bc75d-0d04-0410-961f-82ee72b054a4

PR go/47452
Pick up local .gox files for specially built packages.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169192 138bc75d-0d04-0410-961f-82ee72b054a4

libgo: Fix typo in syscalls/socket_bsd.go.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169190 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169189 138bc75d-0d04-0410-961f-82ee72b054a4

Recognize m68k, mips, PPC.  Don't require arch syscall files to exist.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169185 138bc75d-0d04-0410-961f-82ee72b054a4

PR c/21659
* doc/extend.texi (weak pragma): Drop claim that it must
appear before definition.
* varasm.c (merge_weak, declare_weak): Only sanity check
that DECL is not output at a time it is declared weak.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169184 138bc75d-0d04-0410-961f-82ee72b054a4

syscalls/sleep_rtems.go: Add missing package clause.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169183 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-24  Kenneth Zadeck  <zadeck@naturalbridge.com>

* machmode.def: Fixed comments.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169179 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-24  Graham Reed  <greed@pobox.com>

PR libstdc++/47387
* config/os/aix/ctype_inline.h (ctype<char>::is): Use _M_table if
provided.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169178 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-24  Kai Tietz  <kai.tietz@onevision.com>

        * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t.

Additionally correct ChangeLog date entry for Koenig.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169176 138bc75d-0d04-0410-961f-82ee72b054a4

* builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN !=
WORDS_BIG_ENDIAN.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169174 138bc75d-0d04-0410-961f-82ee72b054a4

Visit basic blocks using the work-list based algorithm.

2011-01-24  H.J. Lu  <hongjiu.lu@intel.com>

PR target/46519
* config/i386/i386.c: Include sbitmap.h and fibheap.h.
(block_info): Add scanned and prev.
(move_or_delete_vzeroupper_2): Return if the basic block
has been scanned and the upper 128bit state is unchanged
from the last scan.
(move_or_delete_vzeroupper_1): Return true if the exit
state is changed.
(move_or_delete_vzeroupper): Visit basic blocks using the
work-list based algorithm based on vt_find_locations in
var-tracking.c.

* config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H).

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169173 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-24  Johannes Singler  <singler@kit.edu>

        PR libstdc++/47433
        * include/parallel/losertree.h
        (_LoserTree<>::__delete_min_insert):
        Do not qualify swap with std:: for value type,
        but include a using directive instead.
        (_LoserTreeUnguarded<>::__delete_min_insert): Likewise.
        * include/parallel/balanced_quicksort.h (__qsb_divide):
        Use std::iter_swap instead of std::swap.
        (__qsb_local_sort_with_helping): Likewise.
        * include/parallel/partition.h (__parallel_partition):
        Likewise. (__parallel_nth_element): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169171 138bc75d-0d04-0410-961f-82ee72b054a4

* config/v850/v850.opt (mv850es): New option - alias for -mv850e1.
* config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass
-mv850e1 to the assembler.  If -mv850e1 or -mv850es is specified
then define __v850e1__.
* doc/invoke.texi: Document -mv850es.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169170 138bc75d-0d04-0410-961f-82ee72b054a4

rx: Uncomplicate fp comparisons.

It turns out that the middle-end will happily take care of
doing the swapping and splitting of compound fp comparisons.
No need for us to replicate that here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169169 138bc75d-0d04-0410-961f-82ee72b054a4

Fix PR 47408 and 47385

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169167 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-24  Johannes Singler  <singler@kit.edu>

        PR libstdc++/47437
        * include/parallel/multiway_merge.h (_UnguardedIterator):
        Remove useless "mutable" from reference declaration.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169166 138bc75d-0d04-0410-961f-82ee72b054a4

* lib/scanasm.exp (dg-function-on-line): Handle mips-sgi-irix*.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169157 138bc75d-0d04-0410-961f-82ee72b054a4

* gfortran.dg/cray_pointers_2.f90: Avoid cycling through
optimization options.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169155 138bc75d-0d04-0410-961f-82ee72b054a4

* gfortran.dg/array_constructor_33.f90: Use dg-timeout-factor 4.

PR testsuite/45988
* gfortran.dg/vect/fast-math-pr38968.f90: Use dg-timeout-factor 2.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169153 138bc75d-0d04-0410-961f-82ee72b054a4

Fix long line

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169152 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169150 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/47421
        * trans-decl.c (gfc_trans_deferred_vars): Do not nullify
        scalar allocatable dummy arguments.

2011-01-23  Tobias Burnus  <burnus@net-b.de>

        PR fortran/47421
        * gfortran.dg/allocatable_scalar_12.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169145 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/47166
* reload1.c (emit_reload_insns): Disable the spill_reg_store
mechanism for PRE_MODIFY and POST_MODIFY.
(inc_for_reload): For PRE_MODIFY, return the insn that sets the
reloadreg.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169144 138bc75d-0d04-0410-961f-82ee72b054a4

* compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED
markers.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169143 138bc75d-0d04-0410-961f-82ee72b054a4

    * gcc.dg/vect/costmodel/spu/costmodel-vect-33.c: Expect
        vectorization to be not profitable if peeling is used
        to realign the memory access.
        * gcc.dg/vect/costmodel/spu/costmodel-vect-76a.c:
        Increase loop bound to avoid loop unrolling.
        * gcc.dg/vect/costmodel/spu/costmodel-vect-76c.c:
        Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169142 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169141 138bc75d-0d04-0410-961f-82ee72b054a4

PR lto/47333
* g++.dg/lto/pr47333.C: New file.
* lto-cgraph.c (reachable_from_this_partition_p): Fix pasto.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169137 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/43884
PR lto/44334
* predict.c (maybe_hot_frequency_p): Use entry block frequency as an base.
* doc/invoke.texi (hot-bb-frequency-fraction): Update docs.
* gcc.dg/autopar/outer-2.c: Increase array size.
* gcc.dg/tree-ssa/ldist-pr45948.c: Update test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169136 138bc75d-0d04-0410-961f-82ee72b054a4

* config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove.
* config/s390/s390.c (s390_register_move_cost,
s390_memory_move_cost): New.
(TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169135 138bc75d-0d04-0410-961f-82ee72b054a4

PR middle-end/47401
* except.c (sjlj_assign_call_site_values): Move setting the
crtl->uses_eh_lsda flag to ...
(sjlj_mark_call_sites): ... here.
(sjlj_emit_function_enter): Support NULL dispatch label.
(sjlj_build_landing_pads): In a function with no landing pads
that still has must-not-throw regions, generate code to register
a personality function with empty LSDA.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169134 138bc75d-0d04-0410-961f-82ee72b054a4

rx: Enable the compare-elim pass.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169133 138bc75d-0d04-0410-961f-82ee72b054a4

mn10300: Enable the compare-elim pass.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169132 138bc75d-0d04-0410-961f-82ee72b054a4

New -fcompare-elim pass.

Version 3, with two rounds of comments from Paolo Bonzini.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169131 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-22  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/38536
* resolve.c (gfc_iso_c_func_interface):  For C_LOC,
check for array sections followed by component references
which are illegal.  Also check for coindexed arguments.

2011-01-22  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/38536
* gfortran.dg/c_loc_tests_16.f90:  New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169130 138bc75d-0d04-0410-961f-82ee72b054a4

* config/rx/rx.md (cstoresf4): Pass comparison operator to
rx_split_fp_compare.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169129 138bc75d-0d04-0410-961f-82ee72b054a4

* config/rx/rx.md (UNSPEC_CONST): New.
(deallocate_and_return): Wrap the amount popped off the stack in
an UNSPEC_CONST in order to stop it being rejected by
-mmax-constant-size.
(pop_and_return): Add a "(return)" rtx.
(call): Drop the immediate operand.
(call_internal): Likewise.
(call_value): Likewise.
(call_value_internal): Likewise.
(sibcall_internal): Likewise.
(sibcall_value_internal): Likewise.
(sibcall): Likewise.  Generate an explicit call using
sibcall_internal.
(sibcall_value): Likewise.
(mov<>): FAIL if a constant operand is not legitimate.
(addsi3_unpsec): New pattern.
* config/rx/rx.c (rx_print_operand_address): Handle UNPSEC
CONSTs.
(ok_for_max_constant): New function.
(gen_safe_add): New function.
(rx_expand_prologue): Use gen_safe_add.
(rx_expand_epilogue): Likewise.
(rx_is_legitimate_constant): Use ok_for_max_constant.  Handle
UNSPEC CONSTs.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169128 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-22  Tobias Burnus  <burnus@net-b.de>

        PR fortran/47399
        * primary.c (gfc_match_varspec): Relax gcc_assert to allow for
        PARAMETER TBP.

2011-01-22  Tobias Burnus  <burnus@net-b.de>

        PR fortran/47399
        * gfortran.dg/typebound_proc_19.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169126 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/47053
* tree-ssa-dse.c (need_eh_cleanup): New bitmap.
(dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when
statements are deleted.
(tree_ssa_dse): Allocate & free NEED_EH_CLEANUP.  If NEED_EH_CLEANUP
is nonempty, then purge dead edges and cleanup the CFG.

PR tree-optimization/47053
* g++.dg/pr47053.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169123 138bc75d-0d04-0410-961f-82ee72b054a4

Avoid crash when M structure free just before thread exit.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169121 138bc75d-0d04-0410-961f-82ee72b054a4

libgo: Adjust deadlock avoidance.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169120 138bc75d-0d04-0410-961f-82ee72b054a4

syscalls: Add SPARC RTEMS specific file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169119 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169118 138bc75d-0d04-0410-961f-82ee72b054a4

Avoid deadlock creating new thread.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169114 138bc75d-0d04-0410-961f-82ee72b054a4

Avoid deadlock when finalizer lock is held during gc.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169112 138bc75d-0d04-0410-961f-82ee72b054a4

PR 46267 strerror thread safety

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169110 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/47041
* semantics.c (build_constexpr_constructor_member_initializers):
Handle trivial copy.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169108 138bc75d-0d04-0410-961f-82ee72b054a4

PR debug/47402
Temporarily revert:
2011-01-21  Alexandre Oliva  <aoliva@redhat.com>
PR debug/47106
* tree-dfa.c (create_var_ann): Mark variable as used.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169107 138bc75d-0d04-0410-961f-82ee72b054a4

Fix race condition in test case.

Brought over from master repository.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169106 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/47388
* semantics.c (begin_for_stmt): If -fno-for-scope, don't
assume init must be NULL if scope is NULL.
(begin_range_for_stmt): Likewise.

* g++.dg/cpp0x/range-for10.C: New test.
* g++.dg/template/for1.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169105 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-21  Tobias Burnus  <burnus@net-b.de>

        PR fortran/47394
        * error.c (gfc_error_now, gfc_fatal_error, gfc_error_check):
        Use defined instead of magic number exit status codes.
        * scanner.c (include_line, gfc_new_file): Ditto.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169104 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-21  Benjamin Kosnik  <bkoz@redhat.com>

* include/bits/c++config (_GLIBCXX_EXPORT_TEMPLATE): Remove.
* include/debug/safe_sequence.h: Same.
* include/debug/safe_iterator.h: Same.
* include/std/forward_list: Same.
* include/std/deque: Same.
* include/std/list: Same.
* include/std/random: Same.
* include/std/streambuf: Same.
* include/std/fstream: Same.
* include/std/istream: Same.
* include/std/string: Same.
* include/std/ostream: Same.
* include/std/sstream: Same.
* include/ext/vstring.h: Same.
* include/bits/basic_ios.h: Same.
* include/bits/locale_classes.h: Same.
* include/bits/locale_facets.h: Same.
* include/bits/valarray_array.h: Same.
* include/bits/locale_facets_nonio.h: Same.
* include/tr1/random: Same.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169102 138bc75d-0d04-0410-961f-82ee72b054a4

PR middle-end/45566
* except.c (convert_to_eh_region_ranges): Emit queued no-region
notes from other section in hot/cold partitioning even if
last_action is -3.  Increment call_site_base.

* g++.dg/tree-prof/partition3.C: New test.

* g++.dg/tree-prof/tree-prof.exp: Fix a comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169101 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/47366
* fwprop.c (forward_propagate_into): Return bool.  If
any changes are made, -fnon-call-exceptions is used and
REG_EH_REGION note is present, call purge_dead_edges
and return true if it purged anything.
(fwprop_addr): Adjust callers, call cleanup_cfg (0) if
any EH edges were purged.

* g++.dg/opt/pr47366.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169100 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/46552
* semantics.c (cxx_eval_constant_expression): Handle OFFSET_REF.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169099 138bc75d-0d04-0410-961f-82ee72b054a4

Remove the types float and complex.

Update to current version of Go library.

Update testsuite for removed types.

* go-lang.c (go_langhook_init): Omit float_type_size when calling
go_create_gogo.
* go-c.h: Update declaration of go_create_gogo.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169098 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/46977
* semantics.c (potential_constant_expression_1): Split out from
potential_constant_expression.  Add want_rval parm.  Handle
template expression forms.  Don't enforce restriction on address
of automatic variable here.  Add a couple of diagnostics that
had been missing.
(require_potential_constant_expression): New entry point.
(build_data_member_initialization, register_constexpr_fundef): Adjust.
(maybe_constant_value): Check potential_constant_expression.
* pt.c (fold_non_dependent_expr_sfinae): Likewise.
* tree.c (build_vec_init_expr): Adjust.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169096 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/41619
* caller-save.c (setup_save_areas): Break out code to determine
which hard regs are live across calls by examining the reload chains
so that it is always used.
Eliminate code which checked REG_N_CALLS_CROSSED.

PR rtl-optimization/41619
* gcc.dg/pr41619.c: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169095 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/47355
* tree-eh.c (cleanup_empty_eh_merge_phis): Give up if
NOP has non-debug uses beyond PHIs in new_bb.

* g++.dg/opt/pr47355.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169094 138bc75d-0d04-0410-961f-82ee72b054a4

PR debug/47106
* cfgexpand.c (account_used_vars_for_block): Only account vars
that are annotated as used.
(estimated_stack_frame_size): Don't set TREE_USED.
* tree-dfa.c (create_var_ann): Mark variable as used.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169093 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-21  Richard Guenther  <rguenther@suse.de>

PR middle-end/47395
* tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169092 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-21  Richard Guenther  <rguenther@suse.de>

        * gcc.dg/tree-ssa/pr47392.c: Make test non-static instead of
        making main hot.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169091 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-21  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/47365
* tree-ssa-sccvn.h (vn_lookup_kind): Declare.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Likewise.
* tree-ssa-sccvn.c (vn_walk_kind): New static global.
(vn_reference_lookup_3): Only look through kills if in
VN_WALKREWRITE mode.
(vn_reference_lookup_pieces): Adjust.
(vn_reference_lookup): Likewise.
(visit_reference_op_load): Likewise.
(visit_reference_op_store): Likewise.
* tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode.
(compute_avail): Likewise.
(eliminate): Likewise.

* gcc.dg/torture/pr47365.c: New testcase.
* gcc.dg/tree-ssa/pr47392.c: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169089 138bc75d-0d04-0410-961f-82ee72b054a4

* configure.ac: Use AS_HELP_STRING throughout.
* configure: Regenerate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169088 138bc75d-0d04-0410-961f-82ee72b054a4

* g++.dg/other/anon5.C: Skip on mips-sgi-irix*.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169085 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-optimization/47391
* varpool.c (const_value_known_p): Return false if
decl is volatile.

* gcc.dg/pr47391.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169084 138bc75d-0d04-0410-961f-82ee72b054a4

* tree-ssa-live.c (remove_unused_scope_block_p): Don't remove
DECL_IGNORED_P non-reg vars if they are used.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169083 138bc75d-0d04-0410-961f-82ee72b054a4

* g++.dg/template/char1.C: Use signed char.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169082 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-21  Kai Tietz  <kai.tietz@onevision.com>

        PR bootstrap/47215
        * decl.c (java_init_decl_processing): Remove
        va_list_type_node related type initializations.

2011-01-21  Kai Tietz  <kai.tietz@onevision.com>

PR bootstrap/47215
* config/i386/i386.c (ix86_local_alignment): Handle
case for va_list_type_node is nil.
(ix86_canonical_va_list_type): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169080 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-21  Tobias Burnus  <burnus@net-b.de>

        PR fortran/47377
        * expr.c (gfc_check_pointer_assign): Reject expr data-targets
        without pointer attribute.

2011-01-21  Tobias Burnus  <burnus@net-b.de>

        PR fortran/47377
        * gfortran.dg/pointer_target_4.f90: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169079 138bc75d-0d04-0410-961f-82ee72b054a4

Fix typo in comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169078 138bc75d-0d04-0410-961f-82ee72b054a4

* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add
builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169077 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169076 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-20  Benjamin Kosnik  <bkoz@redhat.com>

PR libstdc++/36104
* acinclude.m4 (LIBGOMP_ENABLE_SYMVERS): Accept gnu variants.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169072 138bc75d-0d04-0410-961f-82ee72b054a4

Rename f_load to f_fpa_loads patch

2011-01-20  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

* config/arm/arm.md (define_attr type): Rename f_load
and f_store to f_fpa_load and f_fpa_store. Update.
(write_conflict): Deal with rename fallout.
(*push_fp_multi): Likewise.
* config/arm/fpa.md (f_load): Use f_fpa_load.
(f_store): Use f_fpa_store.
(*movsf_fpa): Likewise.
(*movdf_fpa): Likewise.
(*movxf_fpa): Likewise.
(*thumb2_movsf_fpa): Likewise.
(*thumb2_movdf_fpa): Likewise.
(*thumb2_movxf_fpa): Likewise.
* config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to
f_loadd and f_stored.
(*thumb2_movdi_vfp): Likewise.
(*thumb2_movsf_vfp): Fix attribute to f_loads.
(*thumb2_movsi_vfp): Likewise.
* config/arm/cortex-m4-fpu.md (cortex_m4_f_load):
Use f_loads instead of f_load.
* config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169071 138bc75d-0d04-0410-961f-82ee72b054a4

Refix test for PR47251

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169067 138bc75d-0d04-0410-961f-82ee72b054a4

2011-01-20  Jonathan Wakely  <jwakely.gcc@gmail.com>

        PR libstdc++/47380
* doc/xml/manual/diagnostics.xml: Replace note about C++0x concepts.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@169064 138bc75d-0d04-0410-961f-82ee72b054a4