* toplev.c (rest_of_compilation): Don't call optimize_mode_switching
unless OPTIMIZE_MODE_SWITCHING. Conditionally set no_new_pseudos.
Don't call recompute_reg_usage if no_new_pseudos is true.
* lcm.c (optimize_mode_switching): Move ifdefs outside function.
Return true if we did work; update global life information.
* basic-block.h (optimize_mode_switching): Update decl.
Mark Mitchell [Wed, 17 May 2000 18:46:32 +0000 (18:46 +0000)]
decl2.c (finish_anon_union): Generalize error messages to handle anonymous structures.
* decl2.c (finish_anon_union): Generalize error messages to handle
anonymous structures.
* init.c (perform_member_init): Remove `name' parameter.
(build_field_list): New function.
(sort_member_init): Handle anonymous union initialization order
correctly. Check for multiple initializations of the same union.
(emit_base_init): Don't look up fields by name here.
(expand_member_init): Record the result of name lookup for future
reference.
* typeck.c (build_component_ref): Fix formatting.
Zack Weinberg [Wed, 17 May 2000 18:07:16 +0000 (18:07 +0000)]
cpplib.c: New feature, #pragma system_header.
* cpplib.c: New feature, #pragma system_header.
* cpp.texi: Document special treatment of system headers, and
the various mechanisms to get a header that special treatment.
Tom Tromey [Wed, 17 May 2000 15:48:44 +0000 (15:48 +0000)]
mauve.exp (test_mauve): Call `prune_warnings'.
* libjava.mauve/mauve.exp (test_mauve): Call `prune_warnings'.
(test_mauve_sim): Likewise.
(test_mauve): Redirect stderr in system call.
(test_mauve_sim): Likewise.
* lib/libjava.exp (test_libjava_from_source): Call
`prune_warnings'.
(test_libjava_from_javac): Likewise.
(bytecompile_file): Redirect stderr in system call.
* lib/libjava.exp (libjava_find_program): New proc.
(find_jvscan): Use it.
(find_gcjh): New proc.
* libjava.compile/compile.exp: Use "", not $options.
crtbegin.asm (__dso_handle): Mark hidden if the assembler supports it.
* config/ia64/crtbegin.asm (__dso_handle): Mark hidden if the
assembler supports it.
(.fini, .init): Use a gp-relative indirect call.
(__do_global_dtors_aux): Preserve the gp; rebundle.
(__do_frame_setup): Likewise.
* config/ia64/crtend.asm (.IA_64.unwind): Don't terminate with -1.
(.init): Use a gp-relative indirect call.
(__do_global_ctors_aux): Preserve the gp.
flow.c (commit_one_edge_insertion): Be prepared for a return insn to be inserted on the edge with a normal jump.
* flow.c (commit_one_edge_insertion): Be prepared for a return
insn to be inserted on the edge with a normal jump.
* jump.c (jump_optimize_1): Don't look to create return isns.
* flow.c (flow_delete_insn): Don't adjust reference count of notes.
* jump.c (jump_optimize_1): Likewise.
(returnjump_p): Verify the argument is a JUMP_INSN.
* rtl.def (NOTE): Add 5th element for NOTE_INSN_DELETED_LABEL.
Mark Mitchell [Tue, 16 May 2000 22:44:17 +0000 (22:44 +0000)]
class.c (copy_virtuals): New function.
* class.c (copy_virtuals): New function.
(build_primary_table): Use it.
(build_secondary_vtable): Likewise.
(modify_vtable_entry): Use NULL_TREE, not integer_zero_node, to
indicate that no vcall offset is required.
(add_virtual_function): Likewise.
(modify_all_vtables): Likewise.
(dfs_finish_vtbls): Adjust call to build_vtbl_initializer.
(dfs_accumulate_vtbl_inits): Likewise.
(build_vtbl_initializer): Make changes to handle construction
vtables.
(dfs_build_vcall_offset_vtbl_entries): Likewise.
(build_rtti_vtbl_entries): Likewise.
(build_vtable_entries): Handle a NULL vcall_index.
jump.c: Fix typos and clarify commentary from last change.
* jump.c: Fix typos and clarify commentary from last change.
(any_condjump_p): Verify SET_SRC is an IF_THEN_ELSE.
(safe_to_remove_jump_p): Remove.
(condjump_label): Use pc_set.
ifcvt.c (cond_exec_process_insns): Drop USE and CLOBBER insns that get in the way after reload.
* ifcvt.c (cond_exec_process_insns): Drop USE and CLOBBER insns
that get in the way after reload.
(cond_exec_process_if_block): Skip a label heading THEN block.
Jan Hubicka [Mon, 15 May 2000 19:12:54 +0000 (19:12 +0000)]
calls.c: Re-install both patches reverted by last patch.
* calls.c: Re-install both patches reverted by last patch.
(struct arg_data): New field tail_call_reg.
(initialize_argument_information): Initialize tail_call_reg
(load_register_parameters): New argument flags, use
tail_call_reg when emiting tail call sequence.
(expand_call): Update call of load_register_parameters;
copy unadjusted_args_size to adjusted_args_size.
Jason Merrill [Mon, 15 May 2000 01:31:45 +0000 (01:31 +0000)]
except.c (check_handlers): New fn.
* except.c (check_handlers): New fn.
* cp-tree.h: Declare it.
* semantics.c (finish_handler_sequence): Call it.
(finish_function_handler_sequence): Likewise.
(finish_handler_parms): Set TREE_TYPE on the handler.
* cp-tree.h (PUBLICLY_UNIQUELY_DERIVED_P): New macro.
* search.c (get_base_distance_recursive): If protect>1, ignore
special access.
(get_base_distance): Don't reduce watch_access.
Neil Booth [Sun, 14 May 2000 22:42:58 +0000 (22:42 +0000)]
cpphash.c (trad_stringify, [...]): Make some pointers pointers to const.
* cpphash.c (trad_stringify, warn_trad_stringify,
collect_params): Make some pointers pointers to const.
* cpplex.c (auto_expand_name_space) Guaranteed to always
expand by at least one character.
(SPELL_CHAR, SPELL_NONE): Temporarily reverse order.
(struct token_spelling): Use const U_CHAR * rather than PTR.
(expand_name_space): Fix up token pointers if name space
is moved when expanding.
(INIT_NAME, cpp_scan_line, parse_name, parse_number,
parse_string2, save_comment, spell_token, cpp_output_list):
Update so the routines handle tokens with a direct pointer to
their text, rather than an offset into the token's list's namebuf.
(_cpp_lex_line): Rearrange for clarity.
* cpplib.c (_cpp_check_directive): Similarly.
(do_define): Make SYM a pointer to const.
* cpplib.h (struct cpp_name): Replace offset with direct pointer.
(CPP_INT, CPP_FLOAT): Spelling type should be SPELL_IDENT.
(TOK_OFFSET): Delete.
(TOK_NAME): Update.
Geoff Keating [Sun, 14 May 2000 21:42:32 +0000 (21:42 +0000)]
rs6000.c (logical_operand): Rewrite to take MODE into account.
* config/rs6000/rs6000.c (logical_operand): Rewrite to take MODE
into account.
(logical_u_operand): Delete.
(non_logical_cint_operand): Rewrite to take MODE into account.
(non_logical_u_cint_operand): Delete.
(boolean_operator): New function.
(print_operand): Add new %q operand.
* config/rs6000/rs6000.h (PREDICATE_CODES): Add boolean_operator,
remove logical_u_operand and non_logical_u_cint_operand,
update logical_operand and non_logical_cint_operand.
* config/rs6000/rs6000.md: Rewrite the patterns for performing
logical operations to use %q.
Geoff Keating [Sun, 14 May 2000 21:40:33 +0000 (21:40 +0000)]
rs6000.md (movsi): Don't modify RTL in-place.
* config/rs6000/rs6000.md (movsi): Don't modify RTL in-place.
(movdi): Make similar to movsi.
* config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): There
is no such thing as a DImode CONST_DOUBLE.
* config/rs6000/rs6000.c (output_toc): Likewise.
* Makefile.in (final.o): Depend on BASIC_BLOCK_H.
* final.c (final_end_function): Use app_disable. Rearrange note
handling into a switch. Emit deleted labels.
(output_asm_label): Generate label strings for deleted labels.
* flow.c (tail_recursion_label_list): New.
(find_basic_blocks_1): Set label_value_list directly. Collect list
of tail recursion labels from call_placeholders. Don't add deleted
labels to the label value list.
(cleanup_cfg): Use free_EXPR_LIST_list.
(flow_delete_insn_chain): Turn non-removable labels into notes.
(flow_delete_block): Don't disable deleting the block because of
a non-removable label.
(tail_recursion_label_p): New.
(merge_blocks_move_predecessor_nojumps): Don't disable the merge
because of a label.
(merge_blocks_move_successor_nojumps): Likewise. Also move a
jump table.
(merge_blocks): Disable a merge because of tail recursion labels.
* ifcvt.c (merge_if_block): Don't disable a merge because of a label.
Use a more accurate measure of not merging the join block.
(find_if_block): Don't disable conversion because of a label.
(find_if_case_1, find_if_case_2): Likewise.
* jump.c (duplicate_loop_exit_test): Preserve the kind of list
element when copying.
(squeeze_notes): Also leave EH notes.
(mark_jump_label): Ignore deleted labels. Use an INSN_LIST for
REG_LABEL notes.
(delete_insn): Preserve LABEL_NAME in NOTE_SOURCE_FILE when
deleting a label.
* print-rtl.c (print_rtx): Print NOTE_SOURCE_FILE for
NOTE_INSN_DELETED_LABEL. Print `[# deleted]' for a label_ref
referring to a deleted label. Convert tail handling to a switch.
* rtl.def (CODE_LABEL): Rearrange elements to be compatible with NOTE
for NOTE_INSN_DELETED_LABEL.
(NOTE): Fix commentary.
* rtl.h (REG_LABEL): Update commentary wrt INSN_LIST.
(REG_CC_SETTER, REG_CC_USER, REG_LIBCALL): Likewise.
(CODE_LABEL_NUMBER, LABEL_NAME): Update index.
(LABEL_NUSES, LABEL_REFS): Likewise.
* unroll.c (copy_loop_body): Don't copy NOTE_INSN_DELETED_LABEL.
git://gcc.gnu.org / gcc.git / log