Mark Mitchell [Tue, 5 Apr 2005 15:40:16 +0000 (15:40 +0000)]
re PR c++/19159 (Undefined symbol: vtable for __cxxabiv1::__vmi_class_type_info)
PR c++/19159
* decl2.c (import_export_decl): Use non-COMDAT external linkage
for virtual tables, typeinfo, etc. that will be emitted in only
one translation unit on systems without weak symbols.
Paolo Bonzini [Tue, 5 Apr 2005 14:50:35 +0000 (14:50 +0000)]
combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use gen_lowpart_for_combine.
2004-04-05 Paolo Bonzini <bonzini@gnu.org>
* combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
gen_lowpart_for_combine.
* cse.c (gen_lowpart_if_possible): Move...
* rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
gen_lowpart_SUBREG.
(gen_lowpart_no_emit_general): Use it.
* config/bfin/bfin-modes.def: New file.
* config/bfin/bfin-protos.h: New file.
* config/bfin/bfin.c: New file.
* config/bfin/bfin.h: New file.
* config/bfin/bfin.md: New file.
* config/bfin/bfin.opt: New file.
* config/bfin/crti.s: New file.
* config/bfin/crtn.s: New file.
* config/bfin/elf.h: New file.
* config/bfin/lib1funcs.asm: New file.
* config/bfin/predicates.md: New file.
* config/bfin/t-bfin: New file.
* config/bfin/t-bfin-elf: New file.
* doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
Document new attributes.
(interrupt, interrupt_handler, saveall): Update documentation for
these attributes.
* doc/install.texi (Specific): Add entry for the Blackfin.
* doc/invoke.texi (Blackfin Options): New section.
* doc/md.texi (Blackfin family): New section to document constraints.
* config.gcc: Add bfin*-* and bfin*-elf configurations.
Jonathan Wakely [Tue, 5 Apr 2005 11:08:55 +0000 (12:08 +0100)]
memory, [...]: Use mutex to make _Sp_counted_base::add_ref_lock() thread-safe.
* include/tr1/memory, include/tr1/boost_shared_ptr.h: Use mutex
to make _Sp_counted_base::add_ref_lock() thread-safe. Check whether
to destroy resources by testing for equality, not inequality. Add
empty critical sections to solve memory visibility issues.
* testsuite/tr1/2_general_utilities/memory/
shared_ptr/cons/auto_ptr_neg.cc: Use dg-excess-errors instead of
explicitly listing line numbers which need to be kept in sync.
* testsuite/tr1/2_general_utilities/memory/
shared_ptr/assign/auto_ptr_neg.cc: Same.
* testsuite/tr1/2_general_utilities/memory/
shared_ptr/assign/auto_ptr_rvalue_neg.cc: Same.
* testsuite/tr1/2_general_utilities/memory/
shared_ptr/cons/weak_ptr_expired.cc: Make XFAIL for consistency when
-fno-exceptions.
* testsuite/tr1/2_general_utilities/memory/
enable_shared_from_this/not_shared.cc: Add explanatory comments.
* testsuite/tr1/2_general_utilities/memory/
enable_shared_from_this/not_shared2.cc: Same.
* testsuite/tr1/2_general_utilities/memory/
enable_shared_from_this/not_shared3.cc: Same.
iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to match what the system unwinder expects.
* config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
match what the system unwinder expects.
* config/mips/mips.c (mips_frame_set): If we're saving the return
address register and the dwarf return address column number differs
from the hard register number, adjust the note reg to refer to the
former.
Feng Wang [Tue, 5 Apr 2005 08:54:50 +0000 (08:54 +0000)]
re PR fortran/15959 (ICE and assertion failure in trans-decl.c with character initialization)
2005-04-05 Feng Wang <fengwang@nudt.edu.cn>
PR fortran/15959
PR fortran/20713
* array.c (resolve_character_array_constructor): New function. Set
constant character array's character length.
(gfc_resolve_array_constructor): Use it.
* decl.c (add_init_expr_to_sym): Set symbol and initializer character
length.
(gfc_set_constant_character_len): New function. Set constant character
expression according the given length.
* match.h (gfc_set_constant_character_len): Add prototype.
2005-04-05 Feng Wang <fengwang@nudt.edu.cn>
* gfortran.dg/pr15959.f90: New test.
* gfortran.dg/string_pad_trunc.f90: New test.
linkage.m4 (GLIBCXX_CHECK_BUILTIN_MATH_DEC): Use m4 translit macro to convert to uppercase instead of shelling out to tr.
2005-04-05 Kelley Cook <kcook@gcc.gnu.org>
* linkage.m4 (GLIBCXX_CHECK_BUILTIN_MATH_DEC): Use m4 translit macro
to convert to uppercase instead of shelling out to tr.
* acconfig.h: Remove now redundant HAVE__BUILTINS_*.
* configure, config.h.in: Regenerate.
c-typeck.c (struct c_switch): Rename switch_stmt field to switch_expr.
* c-typeck.c (struct c_switch): Rename switch_stmt field to
switch_expr.
(c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
(do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
(c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
* c-common.c (c_do_switch_warnings_1): New static function broken
out of c_do_switch_warnings.
(c_do_switch_warnings): Call c_do_switch_warnings_1.
(c_do_switch_expr_warnings): New function.
* c-common.h (c_do_switch_expr_warnings): Declare.
* config/cris/cris.md: Change all 0 in unspec 0 to
CRIS_UNSPEC_PLT.
(CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
patterns.
("return"): Change to define_expand. Call cris_expand_return for
actual expansion.
("*return_expanded"): New pattern.
("epilogue"): New define_expand.
* config/cris/cris.h (PREDICATE_CODES): Add
cris_load_multiple_op.
* config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
type.
(enum cris_retinsn_type): New.
(struct machine_function): New member return_type.
(TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
(cris_target_asm_function_epilogue): Remove, moving RTLified
contents to...
(cris_expand_epilogue): New function.
(cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
(cris_gen_movem_load, cris_load_multiple_op)
(cris_return_address_on_stack_for_return, cris_expand_return): New
functions.
(cris_target_asm_function_prologue)
(cris_initial_frame_pointer_offset): Call
cris_reg_saved_in_regsave_area instead of complicated expression.
Call cris_return_address_on_stack instead of an expression.
(cris_print_operand) <case 'o', case 'O'>: New cases.
(cris_return_address_on_stack): Change return-type to bool.
(cris_simple_epilogue): Ditto. Return false if registers are
saved.
* config/cris/cris-protos.h (cris_simple_epilogue)
(cris_return_address_on_stack): Adjust prototype return type.
(cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
(cris_return_address_on_stack_for_return): New prototypes.
Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
* Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
* tree-ssa-loop-ivopts.c: Include langhooks.h.
(add_standard_iv_candidates_for_size): New function, extracting code
from add_standard_iv_candidates and parameterizing it by type size.
(add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
Eric Botcazou [Mon, 4 Apr 2005 15:29:10 +0000 (17:29 +0200)]
re PR target/20446 (invalid assembly with -gstabs+)
PR target/20446
* config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
* config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
(NEED_INDICATE_EXEC_STACK): Define to 1.
* config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
(NEED_INDICATE_EXEC_STACK): Define to 1.
* config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
(add_pc_to_pic_symbol): Rename into pic_helper_symbol.
(add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
(pic_helper_emitted_p): New global.
(emit_pic_helper): New function extracted from...
(load_pic_register): ...here. Add 'delay_pic_helper' parameter.
Do not call emit_pic_helper if delay_pic_helper is true.
(sparc_expand_prologue): Pass 'false' to load_pic_register.
(sparc_output_mi_thunk): Pass 'true' to load_pic_register.
(sparc_file_end): New function.
Roger Sayle [Mon, 4 Apr 2005 05:02:10 +0000 (05:02 +0000)]
re PR c++/19199 (Wrong warning about returning a reference to a temporary)
2005-04-03 Roger Sayle <roger@eyesopen.com>
Alexandre Oliva <aoliva@redhat.com>
PR c++/19199
* fold-const.c (non_lvalue): Split tests into...
(maybe_lvalue_p): New function.
(fold_cond_expr_with_comparison): Preserve lvalue-ness for the
C++ front-end prior to lowering into gimple form.
Steven Bosscher [Sun, 3 Apr 2005 11:26:41 +0000 (11:26 +0000)]
re PR middle-end/20648 (ICE in cfg_layout_redirect_edge_and_branch_force)
PR middle-end/20648
* bb-reorder.c (duplicate_computed_gotos): Do not unfactor
a computed goto if the edge to the computed goto block has
incoming abnormal edges. Clarify how the function works.
* cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
* modulo-sched.c (undo_replace_buff_elem): New structure.
(kernel_number_of_cycles, ps_unschedule_node,
undo_generate_reg_moves,free_undo_replace_buff,
undo_permute_partial_schedule, loop_single_full_bb_p,
SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
build_loops_structure, get_sched_window): New.
(generate_reg_moves): Return undo_replace_buff_elem and other
fixes.
(generate_prolog_epilog): Remove old loop versioning.
(sms_schedule): Use loop information and loop_version.
(sms_schedule_by_order): Split part of it to get_sched_window.
* passes.c (rest_of_handle_sms): call cfg_layout_initialize
cfg_layout_finalize and free_dominance_info before/after SMS.
* io/backspace.c (unformatted_backspace): Fix error in arithmetic.
(st_backspace): When in WRITING mode, we flush and falling back
into READING mode. In all cases, correctly position the stream.
stormy16.h (PREDICATE_CODES): Add SUBREG to xstormy16_below100_or_register...
* config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
xstormy16_below100_or_register,
xstormy16_splittable_below100_or_register, and
nonimmediate_nonstack_operand.
Mark Wielaard [Sat, 2 Apr 2005 21:03:33 +0000 (21:03 +0000)]
BasicAttributes.java (equals): Compare to any Attributes and attribute order doesn't matter.
2005-04-02 Mark Wielaard <mark@klomp.org>
* javax/naming/directory/BasicAttributes.java (equals): Compare to any
Attributes and attribute order doesn't matter.
(BasicAttributesEnumeration.where): Initialize to zero.
(BasicAttributesEnumeration.nextElement): Update and compare where
appropriately (zero based).
* config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
(MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
(MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
(TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
(TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
(TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
(SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
(m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
(TARGET_M68HC11): Delete.
(TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
* config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
* config/m68hc11/m68hc11.c (m68hc11_regparm_string)
(m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
(nb_soft_regs): Delete.
(TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
(m68hc11_override_options): Remove the code that caters for MASK_M6811
and MASK_M6812 being set simultaneously. Change the code that sets
the default m68hc11_soft_reg_count to use integers instead of strings.
(m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
m68hc11_soft_reg_count (which now has an int type) as the number
of soft registers.
* config/m68hc11/m68hc11.opt: New file.
re PR debug/19345 (Segmentation fault with VLA and inlining and dwarf2)
gcc/ChangeLog:
PR debug/19345
* dwarf2out.c (add_abstract_origin_attribute): Revert accidental
change checked in along with 2005-03-03's patch for debug/20253.
* tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
(remap_decl): Insert type decl in map earlier.
gcc/testsuite/ChangeLog:
* gcc.dg/pr19345.c: New test.
re PR tree-optimization/20640 (ICE on NULL PHI_ARG_DEF)
gcc/ChangeLog:
PR tree-optimization/20640
* tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
post-dominator if it has phi nodes.
(eliminate_unnecessary_stmts): Remove dead phis in all blocks
before dead statements.
gcc/testsuite/ChangeLog:
PR tree-optimization/20640
* gcc.dg/torture/tree-loop-1.c: New.
re PR rtl-optimization/20290 (Miscompilation on ppc/arm with -Os)
gcc/ChangeLog:
PR rtl-optimization/20290
* loop.c (for_each_insn_in_loop): Don't assume the loop body runs
in every iteration if the entry point is the exit test.
gcc/testsuite/ChangeLog:
PR rtl-optimization/20290
* gcc.c-torture/execute/loop-ivopts-2.c: New.