2005-06-07 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/21926
* m4/matmul.m4: Correct zeroing of result for non-packed
arrays with lowest stride is one.
* generated/matmul_c4.c: Regenerated.
* generated/matmul_c8.c: Regenerated.
* generated/matmul_i4.c: Regenerated.
* generated/matmul_i8.c: Regenerated.
* generated/matmul_r4.c: Regenerated.
* generated/matmul_r8.c: Regenerated.
2005-06-07 Thomas Koenig <Thomas.Koenig@online.de>
PR libfortran/21926
* gfortran.fortran-torture/execute/intrinsic_matmul.f90:
Test case where the return array has lowest stride one,
but isn't packed.
From-SVN: r100721
* Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
* tree-chrec.c: Include cfgloop.h and tree-flow.h.
(evolution_function_is_invariant_rec_p,
evolution_function_is_invariant_p): New.
(chrec_convert): Use an extra parameter AT_STMT for refining the
information that is passed down to convert_step. Integrate the
code that was in count_ev_in_wider_type.
* tree-chrec.h (count_ev_in_wider_type): Removed.
(chrec_convert): Modify its declaration.
(evolution_function_is_invariant_p): Declared.
(evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
* tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
(scev_probably_wraps_p): Declared.
* tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
(follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
Use an extra parameter AT_STMT for refining the information that is
passed down to convert_step.
(follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
analyze_scalar_evolution_1): Initialize AT_STMT with the current
analyzed statement.
(instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
* tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
can_count_iv_in_wider_type to use convert_step.
* tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
code that is independent of the loop over the known iteration
bounds to convert_step_widening, the rest is moved to
proved_non_wrapping_p.
(scev_probably_wraps_p): New.
(can_count_iv_in_wider_type): Renamed convert_step.
* tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
Use scev_probably_wraps_p for computing init_is_max.
(vrp_visit_assignment): Pass the current analyzed statement to
adjust_range_with_scev.
(execute_vrp): Call estimate_numbers_of_iterations for refining the
information provided by scev analyzer.
testsuite:
* testsuite/gcc.dg/vect/vect-77.c: Remove xfail from lp64.
* testsuite/gcc.dg/vect/vect-78.c: Same.
From-SVN: r100718
2005-06-07 Eric Christopher <echristo@redhat.com>
* config/mips/predicates.md (sleu_operand): Use
IN_RANGE to specify range of operand.
From-SVN: r100716
PR tree-optimization/21847
* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
-fnon-call-exceptions, also mark statements inherently
necessary if they may throw.
From-SVN: r100714
2005-06-07 Benjamin Kosnik <bkoz@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_C99): Use C++ compiler for complex
tests.
* configure: Regenerated.
From-SVN: r100713
2005-06-07 Adrian Straetling <straetling@de.ibm.com>
gcc/ChangeLog:
* config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
("type"): Add "sem" to 'type' attribute.
("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
"sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
"sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
"*sync_compare_and_swap_ccsi"): New patterns.
* config/s390/2064.md: ("z_sem"): New insn_reservation.
* config/s390/2084.md: ("x_sem"): New insn_reservation.
* config/s390/s390.c: (s390_compare_emitted): New global variable.
(s390_emit_compare): Do not emit comparison again after cas.
* config/s390/s390.h (s390_compare_emitted): Declare.
libstdc++/ChangeLog:
* config/cpu/s390/atomicity.h: (__exchange_and_add,
__atomic_add): Use the builtins for atomic memory operations.
From-SVN: r100711
PR debug/21946
* dwarf2out.c (add_loc_descr_op_piece): New function.
(multiple_reg_loc_descriptor, concat_loc_descriptor,
loc_descriptor): Use it.
* var-tracking.c: Include regs.h and expr.h.
(emit_note_insn_var_location): Skip over pieces where offset
is smaller than previous offset plus previous piece mode size.
Optimize adjacent hard registers or memory locations.
* Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
From-SVN: r100706
2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
* c-typeck.c (c_finish_if_stmt): Use void_type_node as type
for COND_EXPR.
* gimplify.c (gimplify_cond_expr): No need to fix up the
type of COND_EXPRs.
From-SVN: r100705
* config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
(SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
(SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
Likewise.
(SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
dwarf register number for SHmedia.
(shmedia_fallback_frame_state): New.
(MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
* config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
From-SVN: r100681
* configure.in (unsupported_languages): New macro.
<mmix-knuth-mmixware>: Set unsupported_languages. Name explicit
non-ported target libraries in noconfigdirs.
<cris-*, crisv32-*> Ditto, except for non-aout, non-elf,
non-linux-gnu. Remove libgcj_ex_libffi.
<lang_frag loop>: Set add_this_lang=no if the language is in
unsupported_languages.
* configure: Regenerate.
From-SVN: r100680
* fold-const.c (operand_equal_p): Don't return 1, if element
chains for 2 VECTOR_CSTs are not the same length.
PR regression/21897
* fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
not all VECTOR_CST elements are given.
* gcc.c-torture/execute/20050604-1.c: New test.
From-SVN: r100674
2005-06-06 Paolo Carlini <pcarlini@suse.de>
Port from libstdcxx_so_7-branch:
2004-09-24 Paolo Carlini <pcarlini@suse.de>
Jonathan Wakely <redi@gcc.gnu.org>
* include/bits/stl_list.h (list::list(size_type, value_type,
const allocator_type&): Implement according to the letter of the
standard, i.e., don't use two overloads, not equivalent in case
of non default constructible T.
(list::resize(size_type, const value_type&)): Fix the signature:
according to the standard the second argument is by value; also,
don't use two overloads.
* include/bits/list.tcc (list::resize(size_type, const value_type&)):
Adjust consistently the signature.
* include/bits/stl_deque.h (deque::deque(size_type, value_type,
const allocator_type&)): Likewise.
(deque::resize(size_type, const value_type&)): Likewise.
* include/bits/stl_vector.h (vector::vector(size_type, value_type,
const allocator_type&)): Likewise.
(vector::resize(size_type, const value_type&)): Likewise.
* testsuite/testsuite_hooks.h: Add NonDefaultConstructible test type.
* testsuite/23_containers/deque/explicit_instantiation/2.cc: New.
* testsuite/23_containers/list/explicit_instantiation/2.cc: New.
* testsuite/23_containers/map/explicit_instantiation/2.cc: New.
* testsuite/23_containers/multimap/explicit_instantiation/2.cc: New.
* testsuite/23_containers/multiset/explicit_instantiation/2.cc: New.
* testsuite/23_containers/set/explicit_instantiation/2.cc: New.
* testsuite/23_containers/vector/explicit_instantiation/2.cc: New.
* include/bits/deque.tcc: Minor formatting fix.
From-SVN: r100668
* predict.c (tree_predict_edge): Don't drop useless predictions;
check that it is not called too late in the game.
(gate_estimate_probability): New gate.
(pass_profile): Gate.
* tree-mudflap.c (mf_build_check_statement_for): Do not drop
predictions; update CFG instead.
* cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
From-SVN: r100662
