PR tree-optimization/36293
* tree-vect-transform.c (vect_transform_strided_load): Don't check
if the first load must be skipped because of a gap.
From-SVN: r135755
2008-05-22 Richard Guenther <rguenther@suse.de>
* tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
more cases of offset disambiguation that is possible if
strict-aliasing rules apply.
* tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
for basic offset and type-based disambiguation.
* gcc.dg/tree-ssa/alias-18.c: New testcase.
From-SVN: r135754
* gnat.dg/slice5.adb: New test.
* gnat.dg/notnot.adb: New test.
* gnat.dg/tf_interface_1.ad[sb]: New test.
* gnat.dg/const1.adb: New test.
* gnat.dg/parameterlessfunc.adb: New test.
* gnat.dg/specs/interface5.ads: New test.
* gnat.dg/specs/cpp_assignment.ads: New test.
From-SVN: r135753
2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
PR tree-optimization/36286
PR tree-optimization/36287
* lambda-code.c (build_access_matrix): Do not use the loop->num
for computing the number of induction variables: use the loop depth
instead.
* testsuite/gcc.dg/tree-ssa/pr36287.c: New.
* testsuite/gfortran.dg/pr36286.f90: New.
From-SVN: r135741
2008-05-21 Paolo Carlini <paolo.carlini@oracle.com>
* include/std/bitset (bitset<>::bitset(const char*)): Add per DR 778.
(bitset<>::_M_copy_from_ptr): Add.
(bitset<>::_M_copy_from_string): Forward to the latter.
* doc/xml/manual/intro.xml: Add an entry for DR 778.
* testsuite/23_containers/bitset/cons/2.cc: Add.
From-SVN: r135738
PR c++/36023
* cp-tree.h (check_array_initializer): New prototype.
* decl.c (check_array_initializer): New function.
(check_initializer): Call it.
* semantics.c (finish_compound_literal): Call it for ARRAY_TYPEs.
* g++.dg/ext/complit10.C: New test.
From-SVN: r135735
PR c++/36023
* cp-tree.h (check_array_initializer): New prototype.
* decl.c (check_array_initializer): New function.
(check_initializer): Call it.
* semantics.c (finish_compound_literal): Call it for ARRAY_TYPEs.
* g++.dg/ext/complit10.C: New test.
From-SVN: r135734
2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_expand_vector_init_general): Remove
goto for vec_concat and vec_interleave.
From-SVN: r135725
* gcc.c-torture/execute/builtins/memops-asm.c: Set inside_main.
* lib/gcc-dg.exp (cleanup-saved-temps): Add optional list of
suffixes not to delete.
* gcc.dg/pch/save-temps-1.c: Don't delete ".s" temp.
* g++.dg/pch/pch.C: Likewise.
* g++.old-deja/g++.pt/static11.C: Replace xfail by target requirement.
* lib/dg-pch.exp (dg-pch): Don't expect .s files if there are
dg-errors expected.
From-SVN: r135708
2008-05-20 David Daney <ddaney@avtrex.com>
PR libgcj/36252
* java/lang/natString.ccn: Add
#include <java/io/CharConversionException.h>.
(init (byte[], int, int, String)): Catch and ignore
CharConversionException. Break out of conversion loop
on incomplete input.
* testsuite/libjava.lang/PR36252.java: New test.
* testsuite/libjava.lang/PR36252.out: New file, its expected output.
* testsuite/libjava.lang/PR36252.jar: New file, its pre-compiled
jar file.
From-SVN: r135705
PR testsuite/20771
* lib/dg-pch.exp: Move a flag in arguments to dg-test to differentiate
compile results for pch test lines in gcc.sum.
* gcc.dg/pch/counter-2.c: Add comments to dg-error directives to
make them unique in gcc.sum.
* gcc.dg/pch/valid-1.c: Ditto.
* gcc.dg/pch/valid-2.c: Ditto.
* gcc.dg/pch/valid-3.c: Ditto.
* gcc.dg/pch/warn-1.c: Same for dg-warning.
From-SVN: r135696
* gcc.dg/tree-ssa/ifc-20040816-1.c : signal.h not required.
* gcc.c-torture/execute/ieee/fp-cmp-1.c : Do not include signal.h if SIGNAL_SUPPRESS.
* gcc.c-torture/execute/ieee/fp-cmp-2.c : Ditto.
* gcc.c-torture/execute/ieee/fp-cmp-3.c : Ditto.
From-SVN: r135693
* obj-c++.dg/bitfield-1.mm: XFAIL for ICE; move dg-options after other
test directives; use dg-prune-output instead of dg-excess-errors for
possible message to ignore; adjust line numbers for messages.
From-SVN: r135689
* obj-c++.dg/comp-types-10.mm: XFAIL for ICE.
* obj-c++.dg/try-catch-9.mm: XFAILfor ICE, move dg-options after
other test directives.
From-SVN: r135687
* obj-c++.dg/try-catch-2.mm: Move dg-options after dg-xfail-if.
* obj-c++.dg/encode-8.mm: Move dg-options after dg-do.
* obj-c++.dg/bitfield-4.mm: Ditto; use dg-prune-output instead of
dg-excess-errors for possible additional message.
* obj-c++.dg/layout-1.mm: Use dg-prune-output instead of
dg-excess-errors for possible additional message.
From-SVN: r135686
2008-05-20 David Daney <ddaney@avtrex.com>
* config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
UNSPEC_SYNC_OLD_OP_12,
UNSPEC_SYNC_EXCHANGE_12): New define_constants.
(UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER,
UNSPEC_SET_GOT_VERSION,
UNSPEC_UPDATE_GOT_VERSION): Renumber.
(optab, insn): Add 'plus' and 'minus' to define_code_attr.
(atomic_hiqi_op): New define_code_iterator.
(sync_compare_and_swap<mode>): Call
mips_expand_atomic_qihi instead of
mips_expand_compare_and_swap_12.
(compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
MIPS_COMPARE_AND_SWAP_12_0. Pass argument to
MIPS_COMPARE_AND_SWAP_12.
(sync_<optab><mode>, sync_old_<optab><mode>,
sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
sync_new_nand<mode>): New define_expands for HI and QI mode
operands.
(sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
(sync_lock_test_and_set<mode>): New define_expand for HI and QI
modes.
(test_and_set_12): New insn.
(sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
sync_new_<optab><mode>, sync_old_nand<mode>,
sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
clobber to operand 0 for SI and DI mode insns.
* config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
mips_gen_fn_4): New typedefs.
(mips_gen_fn_ptrs): Define new union type.
(mips_expand_compare_and_swap_12): Remove declaration.
(mips_expand_atomic_qihi): Declare function.
* config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
(mips_expand_atomic_qihi): ... this. Use new generator function
parameter.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
(MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
(MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
MIPS_SYNC_EXCHANGE_12_ZERO_OP,
MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
From-SVN: r135684
2008-05-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35204
* tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
helper, split out from ...
(DFS): ... here. Make the DFS walk non-recursive.
From-SVN: r135676
