1 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cpphash.h (struct cpp_buff): Make unsigned.
4 (_cpp_get_buff): Take length of size_t.
5 (_cpp_unaligned_alloc): New.
6 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
7 (struct cpp_reader): Remove ident_pool. Add u_buff.
8 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
9 (cpp_destroy): Destroy u_buff, not ident_pool.
10 * cpplex.c (parse_number, parse_string, save_comment,
11 cpp_token_as_text): Update to use the unaligned buffer.
12 (new_buff): Make unsigned.
13 (_cpp_unaligned_alloc): New.
14 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
15 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
17 (collect_args): Make unsigned.
19 2001-09-27 Zack Weinberg <zack@codesourcery.com>
21 * cpplex.c (cpp_output_token): Use a putc loop for
22 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
24 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
25 * configure, config.in: Regenerate.
26 * system.h: Replace fwrite and fprintf with their unlocked
27 variants if available.
29 2001-09-27 Richard Henderson <rth@redhat.com>
31 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
32 in favour of .eh_frame.
34 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
36 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
38 (LIBCALL_VALUE): Likewise.
40 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
42 * cpphash.h: Update comment.
43 * cpplex.c: Update comments.
44 (_cpp_can_paste): Remove.
45 * cpplib.h (_cpp_can_paste): Remove.
46 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
47 lexer rather than _cpp_can_paste.
49 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
51 * doc/cppinternals.texi: Update.
53 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
55 * cpphash.h (struct cpp_pool): Remove locks and locked.
56 (struct cpp_context): Add member buff.
57 (struct cpp_reader): Remove member argument_pool.
58 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
59 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
60 * cpplex.c (chunk_suitable): Remove pool argument.
61 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
62 (new_buff, _cpp_extend_buff): Update.
63 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
64 which buffer is returned.
65 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
66 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
67 * cppmacro.c (lock_pools, unlock_pools): Remove.
68 (push_ptoken_context): Take a _cpp_buff.
69 (enter_macro_context): Pool locking removed.
70 (replace_args): Use a _cpp_buff for the replacement list with
72 (push_token_context): Clear buff.
73 (expand_arg): Use _cpp_pop_context.
74 (_cpp_pop_context): Free a context's buffer, if any.
76 2001-09-26 DJ Delorie <dj@redhat.com>
78 * c-typeck.c (digest_init): Check for sizeless arrays.
80 2001-09-26 Richard Henderson <rth@redhat.com>
82 * optabs.c (init_one_libfunc): Create a dummy function type
83 instead of using error_mark_node.
85 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
87 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
88 _cpp_extend_buff, _cpp_free_buff): New.
89 (struct cpp_reader): New member free_buffs.
90 * cppinit.c (cpp_destroy): Free buffers.
91 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
92 _cpp_extend_buff, _cpp_free_buff): New.
93 * cpplib.h (struct cpp_options): Remove unused member.
94 * cppmacro.c (collect_args): New. Combines the old parse_arg
95 and parse_args. Use _cpp_buff for memory allocation.
96 (funlike_invocation_p, replace_args): Update.
98 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
100 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
102 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
104 * except.c (sjlj_mark_call_sites): Change address inside sequence.
106 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
108 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
111 2001-09-25 Janis Johnson <janis187@us.ibm.com>
112 Jim Wilson <wilson@redhat.com>
114 * doc/install.texi (Specific, ia64-*-linux): Document.
116 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
118 * Makefile.in (cfgrtl.o): Add.
119 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
120 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
121 free_aux_for_edge): Declare.
123 (HAVE_return): Undefine.
124 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
125 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
126 free_aux_for_edge): New global functions.
127 (first_delete_block): New static variable.
128 (init_flow): Clear first_delete_block.
129 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
130 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
131 try_redirect_by_replacing_jump, last_loop_beg_note,
132 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
133 delete_insn, delete_insn_chain, create_basic_block_structure,
134 create_basic_block, flow_delete_block, compute_bb_for_insn,
135 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
136 set_block_for_new_insns, split_block, merge_blocks_nomove,
137 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
138 redirect_edge_and_branch, force_nonfallthru_and_redirect,
139 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
140 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
141 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
142 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
143 purge_all_dead_edges): Move to ....
144 * cfgrtl.c: New file; .... Here.
146 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
147 (reroder_basic_block): Use alloc_aux_for_blocks.
148 * predict.c (estimate_bb_frequencies): Likewise; use
150 * profile.c (compute_branch_probabilities): Likewise.
151 (branch_prob): Likewise.
152 * reg-stack.c (reg_to_stack): Likewise.
154 * emit-rtl.c (emit_insns_after): Never return NULL.
156 * basic-block.h (set_block_for_new_insns): Delete.
157 * cfgrtl.c (set_block_for_new_insns): Delete.
159 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
160 calls when crossjumping.
162 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
163 * unroll.c (copy_loop_body): Use delete_insn.
165 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
166 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
167 keep_stack_depressed): Likewise.
168 * gcse.c (cprop_cc0_jump): Likewise.
169 * local-alloc.c (update_equiv_regs): Likewise.
170 * loop.c (scan_loop, loop_delete_insns): Likewise.
171 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
172 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
173 delete_output_reload, delete_address_reloads_1,
174 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
176 * sibcall.c (replace_call_placeholder): Likewise.
177 * cse.c (cse_insn): Likewise.
179 2001-09-25 Bernd Schmidt <bernds@redhat.com>
181 From Graham Stott <grahams@redhat.com>
182 (def_builtin): Only define builtins appropriate for target_flags. All
184 (builtin_decsription): Add new field mask which is used to determine
185 when to define the builtin via the macro def_builtin.
187 (bdesc_comi): Initialise new mask fields.
188 (bdesc_2srg): Likewise.
189 (bdesc_1arg): Likewise.
191 * config/i386/i386.c (ix86_init_builtins): Correct return type
192 building v4hi_ftype_v4hi_int_int tree node.
193 (ix86_expand_sse_comi): Fix typo swapping operands.
194 Don't swap comparision condition, it is already swapped.
195 (ix86_expand_sse_compare): Before swapping operands
196 move operand 1 into new rtx and not the target rtx.
197 Don't swap comparison condition, it is already swapped.
198 Always check whether we need to create a new TARGET.
200 * config/i386/i386.md: (sse_comi) Fix typos.
201 (sse_ucomi): Likewise.
202 (cvtss2si): Fix operand 0 contraint.
203 (cvttss2si): Likewise.
204 (sse_unpckhps): Fix mode for operand 2.
205 (sse_unpcklps): Likewise.
207 2001-09-25 Graham Stott <grahams@redhat.com>
209 * sibcall.c (skip_copy_to_return_value): Tighten return value
212 2001-09-24 David Edelsohn <edelsohn@gnu.org>
214 * rs6000.c (lwa_operand): Address must be word aligned.
216 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
218 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
220 (type_hash_mark): Mark type itself.
222 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
224 * c-lex.c (cb_def_pragma): Update.
225 (c_lex): Update, and skip padding.
226 * cppexp.c (lex, parse_defined): Update, remove unused variable.
227 * cpphash.h (struct toklist): Delete.
229 (struct cpp_context): Update.
230 (struct cpp_reader): New members eof, avoid_paste.
231 (_cpp_temp_token): New.
232 * cppinit.c (cpp_create_reader): Update.
233 * cpplex.c (_cpp_temp_token): New.
234 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
235 (cpp_output_token): Don't print leading whitespace.
236 (cpp_output_line): Update.
237 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
238 do_include_common, do_line, do_ident, do_pragma,
239 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
240 parse_assertion): Update.
241 (get_token_no_padding): New.
242 * cpplib.h (CPP_PADDING): New.
243 (AVOID_LPASTE): Delete.
244 (struct cpp_token): New union member source.
245 (cpp_get_token): Update.
246 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
247 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
248 replace_args, quote_string, stringify_arg, parse_arg, next_context,
249 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
250 _cpp_backup_tokens, _cpp_create_definition): Update.
251 (push_arg_context): Delete.
252 (padding_token, push_token_context, push_ptoken_context): New.
253 (make_string_token, make_number_token): Update, rename.
254 (cpp_get_token): Update to handle tokens as pointers to const,
255 and insert padding appropriately.
256 * cppmain.c (struct printer): New member prev.
257 (check_multiline_token): Constify.
258 (do_preprocessing, cb_line_change): Update.
259 (scan_translation_unit): Update to handle spacing.
260 * scan-decls.c (get_a_token): New.
261 (skip_to_closing_brace, scan_decls): Update.
262 * fix-header.c (read_scan_file): Update.
264 * doc/cpp.texi: Update.
266 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
268 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
269 leak by passing malloc'ed pointer to reconcat, not concat.
271 2001-09-24 DJ Delorie <dj@redhat.com>
273 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
275 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
277 * flow.c (delete_dead_jumptables): Delete jumptable if the only
278 reference is from the literal pool.
280 2001-09-24 Janis Johnson <janis187@us.ibm.com>
282 * doc/install.texi (Final install): Request additional information
283 in mail about successful builds.
285 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
287 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
288 initial value of return pointer register instead of value in frame-20.
291 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
293 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
294 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
295 the libcall if there isn't a referenced identifier for the symbol.
297 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
299 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
300 non 64-bit machines. Use these as a plabel for the trampoline.
301 (TRAMPOLINE_SIZE): Adjust size for new words.
302 (INITIALIZE_TRAMPOLINE): Initialize new words.
303 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
304 pointer to the plabel in the trampoline.
306 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
308 * pa.c (function_arg): Pass floating arguments in both general and
309 floating registers in indirect (dynamic) calls when generating code
310 for the 32 bit ABI and the HP assembler.
312 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
314 * doc/install.texi: Markup fixes.
315 Use Solaris 2, SunOS 4 as appropriate.
316 (Specific, *-*-solaris2*): Explain this.
317 Unconditionally warn against /usr/ucb tools.
318 Remove Sun as warning, obsolete.
319 Move X11 header bug workaround here, update patches.
320 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
321 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
323 2001-09-23 Zack Weinberg <zack@codesourcery.com>
325 * errors.h (warning, error, fatal, internal_error): Don't mark
326 with ATTRIBUTE_PRINTF_n.
327 * toplev.h (internal_error, fatal_io_error, warning, error,
328 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
329 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
332 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
334 * function.c (pop_function_context_from): var_refs_queue
335 and temp slots now in GC memory.
336 (mark_function_status, free_after_compilation): Likewise;
337 also struct function now in GC memory.
338 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
339 (combine_temp_slots): Likewise.
340 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
341 (prepare_function_start): Use GC memory for struct function.
342 (mark_temp_slot): Deleted.
343 (gcc_mark_struct_function): struct function now in GC memory.
345 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
346 code for division, not modulus.
348 * rtl.def (MEM): Remove obsolete part of comment.
350 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
352 * c-format.c (init_function_format_info): Check __builtin_printf
353 and __builtin_fprintf even if -ffreestanding. Check C99 functions
356 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
358 * c-common.c (format_attribute_table): Remove decl.
359 * tree.h (format_attribute_table, lang_attribute_table): New decls.
360 (lang_attribute_common): Likewise.
362 * function.c (fix_lexical_address): Use set_mem_alias_set.
363 (expand_function_start): Likewise.
364 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
366 * varasm.c (output_constant): Fix unused variable warning.
368 * attribs.c: New file, from c-common.c.
369 (attribute_tables): Now four elements.
370 (format_attribute_table, lang_attribute_common): New variables.
371 (init_attributes): Reflect above changes.
372 (handle_mode_attribute): Delete check for wider than uintmax.
373 * c-common.c: Delete parts moved to attribs.c.
374 (enum attrs): Deleted; unused.
375 (c_format_attribute_table): New variable.
376 (c_common_lang_init): Initialize format_attribute_table with it.
377 * c-common.h (decl_attributes): Remove decl.
378 * tree.h (decl_attribute): Move it to here.
379 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
380 (attribs.o): New rule.
382 2001-09-22 Andreas Jaeger <aj@suse.de>
384 * builtins.c (c_getstr): Remove unused variable.
386 2001-09-21 Richard Henderson <rth@redhat.com>
388 * reload1.c (reload): Use delete_insn instead of splatting
391 2001-09-21 Richard Henderson <rth@redhat.com>
393 * reload.c (push_secondary_reload): Don't check for "=" in output
394 constraint after ""->ALL_REGS check.
396 2001-09-21 Richard Henderson <rth@redhat.com>
398 * predict.c (expected_value_to_br_prob): Use pc_set.
400 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
401 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
403 2001-09-21 Richard Henderson <rth@redhat.com>
405 * rtl.h (LCT_RETURNS_TWICE): New.
406 * calls.c (emit_call_1): Set current_function_calls_setjmp for
408 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
409 to ECF_RETURNS_TWICE.
410 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
413 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
415 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
418 2001-09-21 Richard Henderson <rth@redhat.com>
420 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
423 2001-09-21 Richard Henderson <rth@redhat.com>
425 * tree.def (FDESC_EXPR): New.
426 * expr.c (expand_expr): Handle it.
427 * varasm.c (initializer_constant_valid_p): Likewise.
428 (output_constant): Likewise.
429 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
430 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
431 (ASM_OUTPUT_FDESC): New.
432 * doc/tm.texi: Document the new macros.
434 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
436 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
437 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
438 once merging is complete.
440 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
442 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
444 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
446 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
447 that would be invalid after a merge.
449 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
451 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
452 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
454 (flow_delete_insn): This one.
455 (delete_insn_chain): Rename from ...; do not care labels.
456 (flow_delete_insn_chain): ... this one.
457 (flow_delete_block): Remove the insns one BB has been expunged.
458 (merge_blocks_nomove): Likewise.
459 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
460 updating BB boundaries.
461 (tidy_fallthru_edge): Likewise.
462 (commit_one_edge_insertion): Likewise.
463 * cfgbuild.c (find_basic_block): Likewise.
464 (find_basic_blocks_1): Likewise.
465 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
466 (try_crossjump_to_edge): Likewise.
467 (try_optimize_cfg): Likewise.
468 * cse.c (delete_trivially_dead_insns): Likewise.
469 * df.c (df_insn_delete): Likewise.
470 * doloop.c (doloop_modify): Use delete_related_insns.
471 * emit-rtl.c (try_split): Likewise.
472 (remove_insn): Update BB boundaries.
473 * expect.c (connect_post_landing_pads): Use delete_related_insns.
474 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
475 updating BB boundaries.
476 (propagate_block_delete_insn): Likewise.
477 (propagate_block_delete_libcall): Likewise.
478 * function.c (delete_handlers): Use delete_related_insns.
479 (thread_prologue_and_epilogue_insns): Likewise.
480 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
481 * genpeep.c (gen_peephole): Use delete_related_insns.
482 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
484 (find_cond_trap): Likewise.
485 * integrate.c (save_for_inline): Use delete_related_insns.
486 (copy_insn_list): Likewise.
487 * jump.c (pruge_linie_number_notes): Likewise.
488 (duplicate_loop_exit_test): Likewise.
489 (delete_computation): Likewise.
490 (delete_related_insn): Rename from ...; use delete_insn
491 (delete_insn): ... this one.
492 (redirect_jump): Use delete_related_insns.
493 * loop.c (scan_loop): Likewise.
494 (move_movables): Likewise.
495 (find_and_verify_loops): Likewise.
496 (check_dbra_loop): Likewise.
497 * recog.c (peephole2_optimize): Likewise.
498 * reg-stack.c (delete_insn_for_stacker): Remove.
499 (move_for_stack_reg): Use delete_insn.
500 * regmove.c (combine_stack_adjustments_for_block): Likewise.
501 * reload1.c (delete_address_reloads): Use delete_related_insns.
502 (fixup_abnormal_edges): Use delete_insn.
503 * recog.c (emit_delay_sequence): Use delete_related_insns.
504 (delete_from-delay_slot): Likewise.
505 (delete_scheduled_jump): likewise.
506 (optimize_skip): Likewise.
507 (try_merge_delay_insns): Likewise.
508 (full_simple_delay_slots): Likewise.
509 (fill_slots_from_thread): Likewise.
510 (relax_delay_slots): Likewise.
511 (make_return_insns): Likewise.
512 (dbr_schedule): Likewise.
513 * rtl.h (delete_insn): Rename to delete_related_insns.
514 (delete_insn, delete_insn_chain): New prototypes.
515 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
516 by df_insn_delete already.
517 * ssa-dce.c (delete_insn_bb): Use delete_insn.
518 * ssa.c (convert_from_ssa): Use delete_related_insns.
519 * unroll.c (unroll_loop): Likewise.
520 (calculate_giv_inc): Likewise.
521 (copy_loop_body): Likewise.
523 * i386-protos.h (ix86_libcall_value, ix86_function_value,
524 ix86_function_arg_regno_p, ix86_function_arg_boundary,
525 ix86_return_in_memory, ix86_function_value): Declare.
526 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
527 new static valurables.
528 (x86_64_reg_class): New enum
529 (x86_64_reg_class_name): New array.
530 (classify_argument, examine_argument, construct_container,
531 merge_classes): New static functions.
532 (optimization_options): Enable flag_omit_frame_pointer and disable
533 flag_pcc_struct_return on 64bit.
534 (ix86_libcall_value, ix86_function_value,
535 ix86_function_arg_regno_p, ix86_function_arg_boundary,
536 ix86_return_in_memory, ix86_function_value): New global functions.
537 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
538 (function_arg_advance): Handle x86_64 passing conventions.
539 (function_arg): Likewise.
540 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
541 (RETURN_IN_MEMORY): Move offline.
542 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
543 (FUNCTION_VALUE_REGNO_P): New macro.
544 (FUNCTION_ARG_REGNO_P): Move offline.
545 (struct ix86_args): Add maybe_vaarg.
546 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
547 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
549 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
551 * s390.md: Changed attributes for scheduling.
552 * s390.c: (s390_adjust_cost, s390_adjust_priority)
555 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
557 Table-driven attributes.
558 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
559 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
560 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
561 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
562 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
563 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
564 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
565 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
566 * tree.h (struct tree_decl): Change machine_attributes to
568 * doc/c-tree.texi: Document that all attributes are now attached
570 * c-common.c (add_attribute, attrtab, attrtab_idx,
571 default_valid_lang_attribute, valid_lang_attribute): Remove.
572 (attribute_tables, attributes_initialized,
573 c_common_attribute_table, default_lang_attribute_table): New
575 (handle_packed_attribute, handle_nocommon_attribute,
576 handle_common_attribute, handle_noreturn_attribute,
577 handle_unused_attribute, handle_const_attribute,
578 handle_transparent_union_attribute, handle_constructor_attribute,
579 handle_destructor_attribute, handle_mode_attribute,
580 handle_section_attribute, handle_aligned_attribute,
581 handle_weak_attribute, handle_alias_attribute,
582 handle_no_instrument_function_attribute,
583 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
584 handle_no_limit_stack_attribute, handle_pure_attribute): New
586 (init_attributes, decl_attributes): Rewrite to implement
587 table-driven attributes.
588 * c-common.h (enum attribute_flags): Move to tree.h.
589 * c-format.c (decl_handle_format_attribute,
590 decl_handle_format_arg_attribute): Rename to
591 handle_format_attribute and handle_format_arg_attribute. Update
592 for table-driven attributes.
593 * c-common.h (decl_handle_format_attribute,
594 decl_handle_format_arg_attribute): Remove prototypes.
595 (handle_format_attribute, handle_format_arg_attribute): Add
597 * c-decl.c (grokdeclarator): Handle attributes nested inside
599 * c-parse.in (setattrs, maybe_setattrs): Remove.
600 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
601 Update to handle nested attributes properly.
602 (maybe_resetattrs, after_type_declarator,
603 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
604 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
606 (make_pointer_declarator): Update to handle nested attributes
608 * doc/extend.texi: Update documentation of limits of attributes
609 syntax. Warn about problems with attribute semantics in C++.
610 * target.h (struct target): Remove valid_decl_attribute and
611 valid_type_attribute. Add attribute_table and
612 function_attribute_inlinable_p.
613 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
614 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
615 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
617 (TARGET_INITIALIZER): Update.
618 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
620 (function_attribute_inlinable_p): New function. Check for the
621 presence of any machine attributes before using
622 targetm.function_attribute_inlinable_p.
623 (function_cannot_inline_p): Update.
624 * Makefile.in (integrate.o): Update dependencies.
625 * doc/tm.texi: Update documentation of target attributes and
626 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
627 * tree.c (default_valid_attribute_p, valid_machine_attribute):
629 (default_target_attribute_table,
630 default_function_attribute_inlinable_p): New.
631 (lookup_attribute): Update comment to clarify handling of multiple
632 attributes with the same name.
633 (merge_attributes, attribute_list_contained): Allow multiple
634 attributes with the same name but different arguments to appear in
635 the same attribute list.
636 * tree.h (default_valid_attribute_p): Remove prototype.
637 (struct attribute_spec): New.
638 (default_target_attribute_table): Declare.
639 (enum attribute_flags): Move from c-common.h. Add
640 ATTR_FLAG_TYPE_IN_PLACE.
641 (default_function_attribute_inlinable_p): Declare.
642 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
643 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
644 (TARGET_ATTRIBUTE_TABLE): Define.
645 (vms_attribute_table): New.
646 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
647 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
648 (TARGET_ATTRIBUTE_TABLE): Define.
649 (arc_attribute_table, arc_handle_interrupt_attribute): New.
650 * config/arm/arm.c (arm_valid_type_attribute_p,
651 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
653 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
655 (TARGET_ATTRIBUTE_TABLE): Define.
656 (arm_attribute_table, arm_handle_fndecl_attribute,
657 arm_handle_isr_attribute): New.
658 * config/avr/avr.c (avr_valid_type_attribute,
659 avr_valid_decl_attribute): Remove.
660 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
662 (TARGET_ATTRIBUTE_TABLE): Define.
663 (avr_attribute_table, avr_handle_progmem_attribute,
664 avr_handle_fndecl_attribute): New.
665 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
666 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
667 (TARGET_ATTRIBUTE_TABLE): Define.
668 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
669 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
670 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
671 (TARGET_ATTRIBUTE_TABLE): Define.
672 (h8300_attribute_table, h8300_handle_fndecl_attribute,
673 h8300_handle_eightbit_data_attribute,
674 h8300_handle_tiny_data_attribute): New.
675 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
676 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
678 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
680 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
681 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
683 (TARGET_ATTRIBUTE_TABLE): Define.
684 (ix86_attribute_table, ix86_handle_cdecl_attribute,
685 ix86_handle_regparm_attribute): New.
686 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
687 i386_pe_valid_type_attribute_p): Remove.
688 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
689 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
690 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
691 (TARGET_ATTRIBUTE_TABLE): Define.
692 (ia64_attribute_table): New.
693 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
694 interrupt_ident2, model_ident1, model_ident2): Remove.
695 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
696 (TARGET_ATTRIBUTE_TABLE): Define.
697 (init_idents): Update.
698 (m32r_attribute_table, m32r_handle_model_attribute): New.
699 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
701 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
702 (TARGET_ATTRIBUTE_TABLE): Define.
703 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
704 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
705 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
706 (TARGET_ATTRIBUTE_TABLE): Define.
707 (mcore_attribute_table, mcore_handle_naked_attribute): New.
708 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
709 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
710 (TARGET_ATTRIBUTE_TABLE): Define.
711 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
712 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
713 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
714 (TARGET_ATTRIBUTE_TABLE): Define.
715 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
716 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
717 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
718 (TARGET_ATTRIBUTE_TABLE): Define.
719 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
720 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
722 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
724 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
725 (TARGET_ATTRIBUTE_TABLE): Define.
726 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
728 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
729 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
730 (TARGET_ATTRIBUTE_TABLE): Define.
731 (v850_attribute_table, v850_handle_interrupt_attribute,
732 v850_handle_data_area_attribute): New.
733 * config/v850/v850-c.c (mark_current_function_as_interrupt):
734 Return void. Call decl_attributes instead of
735 valid_machine_attribute.
737 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
739 * sh-protos.h (sh_pr_n_sets): Declare.
740 * sh.c (calc_live_regs): If the initial value for PR has been copied,
741 look at the copy to determine if PR needs to be saved.
742 sh_pr_n_sets: New function.
743 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
744 (ALLOCATE_INITIAL_VALUE): Define.
746 * sh.c (initial_elimination_offset):
747 Fix RETURN_ADDRESS_POINTER_REGNUM case.
749 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
751 * integrate.c (allocate_initial_values): New function.
752 * integrate.h (allocate_initial_values): Declare.
753 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
755 * reload1.c (reload): And initialization of reg_equiv_memory_loc
757 * toplev.c (rest_of_compilation): To here.
758 Call allocate_initial_values.
759 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
761 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
763 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
765 2001-09-20 DJ Delorie <dj@redhat.com>
767 * c-typeck.c (really_start_incremental_init): Discriminate
768 between zero-length arrays and flexible arrays.
769 (push_init_level): Detect zero-length arrays and handle them
770 like fixed-sized arrays.
771 * expr.c (store_constructor): Handle zero-length arrays and
772 flexible arrays correctly.
773 * doc/extend.texi: Update zero-length array notes.
775 2001-09-20 Jim Wilson <wilson@redhat.com>
777 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
778 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
779 for issue port conflicts.
780 (cycle_end_fill_slots): TYPE_L instructions take two slots.
782 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
784 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
787 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
789 * fold-const.c (hashtab.h): Include.
790 (int_const_binop): Remove FORSIZE arg and compute from type; all
792 Call size_int_type_wide for all single-word constants.
793 (size_htab_hash, size_htab_eq): New functions.
794 (size_int_type_wide): Rework to use hash table.
795 * ggc-common.c (hashtab.h): Include.
796 (struct d_htab_root): New struct.
797 (d_htab_roots): New variable.
798 (ggc_add_deletable_htab, ggc_htab_delete): New functions
799 (ggc_mark_roots): Handle deletable htabs.
800 * ggc-page.c (ggc_marked_p): New function.
801 * ggc-simple.c (ggc_marked_p): Likewise.
802 * ggc.h: Reformatting throughout.
803 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
804 * tree.c (init_obstacks): Make type_hash_table a deletable root.
805 (type_hash_add): Allocate struct type_hash from GC memory.
806 (mark_hash_entry, mark_type_hash): Deleted.
807 (type_hash_marked_p, type_hash_mark): New functions.
808 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
810 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
812 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
815 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
817 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
818 array-too-large test for signed sizetype.
820 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
822 * i386.md (indirect_jump): Allow Pmode operand.
823 (tablejump): LIkewise; perform expansion to 64bit mode.
824 * i386.c (symbolic_operand): Allow 64bit PIC references.
825 (pic_symbolic_operand): Likewise.
826 (ix86_find_base_term): Strip the 64bit PIC references.
827 (legitimate_pic_address_disp_p): Handle 64bit PIC.
828 (legitimize_pic_address): Likewise.
829 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
830 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
832 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
834 * stringpool.c (get_identifier_with_length): New function.
835 * tree.h (get_identifier_with_length): New prototype.
837 2001-09-19 Alan Modra <amodra@bigpond.net.au>
838 David Edelsohn <edelsohn@gnu.org>
841 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
842 already sign-extended.
844 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
845 * config/rs6000/rs6000.c (logical_operand): Always compare op as
847 (rs6000_emit_set_long_const): Avoid unnecessary shift.
848 (output_profile_hook): Declare label_name const.
849 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
850 to match constraints.
852 2001-09-19 Stan Shebs <shebs@apple.com>
854 * alias.c: Fix typos in comments.
855 * sched-rgn.c (init_ready_list): Ditto.
856 * unwind-dw2.c (uw_frame_state_for): Ditto.
857 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
858 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
859 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
861 2001-09-19 Richard Henderson <rth@redhat.com>
863 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
865 * Makefile.in (cfg.o): Depend on TM_P_H.
867 2001-09-19 Richard Henderson <rth@redhat.com>
869 * config/alpha/alpha.c (local_symbol_p): Split out from ...
870 (local_symbolic_operand): ... here.
871 (small_symbolic_operand): Check mode.
872 (global_symbolic_operand): New.
873 (input_operand): Reject symbolics if explicit relocs.
874 (call_operand): Tidy.
875 (alpha_legitimize_address): Use movdi_er_high_g.
876 (alpha_expand_mov): Likewise.
877 * config/alpha/alpha-protos.h: Update.
878 * config/alpha/alpha.h (PREDICATE_CODES): Update.
879 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
880 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
881 (UNSPECV_LDGP2): Remove.
882 (all call patterns): Use 's' not 'i' for symbolic constraint.
883 (call_osf call_value_osf): Use call_operand.
884 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
885 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
886 (prologue_ldgp_1_er): Remove.
887 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
888 (builtin_setjmp_receiver_er patterns): Use them.
889 (exception_receiver_er): Likewise.
891 2001-09-19 Richard Henderson <rth@redhat.com>
893 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
895 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
896 and NON_LOCAL_GOTO notes.
897 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
898 copy over CALL_INSN_FUNCTION_USAGE.
900 2001-09-18 Catherine Moore <clm@redhat.com>
902 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
905 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
907 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
908 new-style tm_file specification. Specify correct tm_p_file,
909 md_file, and out_file for s390x.
911 * config/s390/linux.h, linux64.h: Don't include other target
912 macro header files. Now handled via tm_file.
914 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
915 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
916 are defined before use.
918 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
920 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
921 code generation only for Gnu assembler.
923 2001-09-18 Catherine Moore <clm@redhat.com>
925 * config/stormy16 (LIB_SPEC): Remove -lnosys.
927 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
929 * config/mips/mips.c (mips_frame_set): New.
930 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
931 a parallel frame-related expression with a set for each register.
933 2001-09-18 Philip Blundell <philb@gnu.org>
935 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
938 2001-09-17 Dale Johannesen <dalej@apple.com>
940 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
941 * config/rs6000/aix.h (FIXED_R2): Define.
942 * config/rs6000/darwin.h (FIXED_R2): Define.
943 * config/rs6000/sysv4.h (FIXED_R2): Define.
945 2001-09-17 Jeff Sturm <jsturm@one-point.com>
947 * except.c (dw2_build_landing_pads): New local
948 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
949 barrier after clobbers. Fixes c++/4012.
951 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
953 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
955 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
957 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
958 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
960 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
962 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
965 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
967 * cpphash.h (_cpp_lex_direct): New.
968 * cpplex.c (_cpp_lex_token): Update.
969 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
970 and increment that pointer.
971 * cppmacro.c (alloc_expansion_token): New.
972 (lex_expansion_token): Lex macro expansion directly into
975 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
977 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
979 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
981 * basic-block.h (free_bb_for_insn): Declare.
982 * bb-reorder.c (label_for_bb): Use block_label.
983 (emit_jump_to_block_after): Remove.
984 (insert_intra_1): Do not update block_for_insn.
985 (insert_inter_bb_scope_notes): Likewise; update bb->end
986 * cfg.c (free_bb_for_insn): New.
987 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
988 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
989 (commit_one_edge_insertion): Likewise.
990 (commit_one_edge_insertion): Do not update BB boundary.
991 (commit_edge_insertions): Do not call compute_bb_for_insn.
992 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
993 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
994 (merge_blocks_move_successor_nojumps): Likewise.
995 (try_crossjump_to_edge): Do not update block_for_insn.
996 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
997 * df.c (df_pattern_emit_later): Do not update BB boundary.
998 (df_jump_pattern_emit_after): Likewise.
999 (df_insn_move_before): Use emit_insn_before.
1000 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1002 (add_insn_after, add_insn_before, emit_insns_after): Update BB
1003 boundaries and basic_block_for_insn.
1004 (reorder_insns_nobb): Rename from reorder_insns.
1005 (reorder_insns): New.
1006 (emit_block_insn_before, emit_block_insn_after): Kill.
1007 * flow.c (check_function_return_warnings): Do not call
1008 compute_bb_for_insn; Do not free basic_block_for_insn.
1009 (attempt_auto_inc): Do not update basic_block_for_insn.
1010 * function.c (emit_return_into_block): Likewise;
1011 do not update BB boundaries.
1012 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
1013 (insert_insn_end_bb): Use emit_insn_before; Likewise.
1014 (pre_insert_copy_insn): Likewise.
1015 (update_ld_motion_notes): Likewise.
1016 (insert_insn_start_bb): Likewise.
1017 (replace_store_insn): Likewise.
1018 * ifcvt.c (noce_process_if_block): Likewise.
1019 (if_convert): Do not call compute_bb_for_insn.
1020 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1021 Use emit_insn_before and emit_insn_after.
1022 * recog.c (split_all_insns): Do not update BB boundaries;
1023 Do not call compute_bb_for_insn.
1024 (peephole2_optimize): Do not update BB boundaries.
1025 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1027 (emit_swap_insn): Likewise.
1028 (convert_regs_1): Likewise.
1029 * reload1.c (reload): Call compute_bb_for_insn.
1030 * rtl.h (reorder_insns_nobb): Declare.
1031 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1032 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1033 at places CFG is invalidated; do not call compute_bb_for_insn.
1035 * cfg.c (expunge_block): Invalidate BB structure.
1037 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1040 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1042 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1044 * cpphash.h (_cpp_lex_token): Update prototype.
1045 * cpplex.c (_cpp_lex_token): New prototype.
1046 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1047 lex_macro_node, read_flag, do_pragma_poison): Update.
1048 * cppmacro.c (cpp_get_token, parse_params,
1049 lex_expansion_token): Update.
1051 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1053 * cppmain.c (scan_translation_unit): Don't worry about
1054 putting a space after hashes.
1055 * cpplib.c (directive_diagnostics): New.
1056 (_cpp_handle_directive): Update to use directive_diagnostics.
1057 (run_directive): Don't toggle prevent_expansion.
1058 (do_line): Backup in case of the line extension.
1059 * cpplib.h (cpp_lexer_pos): Remove.
1060 * cppmacro.c (_cpp_create_definition): Precede a leading #
1063 2001-09-15 Richard Henderson <rth@redhat.com>
1065 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1067 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1069 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1071 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1073 PR preprocessor/3571
1074 * tradcpp.c (handle_directive): Skip non-vertical space.
1076 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1078 * cppmain.c (setup_callbacks): Set line callback only
1079 if outputting preprocessed source.
1081 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * collect2.c (main): Const-ification.
1084 * gcc.c (translate_options, process_command): Use xstrdup in
1085 lieu of xmalloc/strcpy.
1086 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1088 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1090 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1093 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1095 * scan-decls.c (scan_decls): Fix typo.
1097 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1099 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1100 Split mlstring_pos into mls_line and mls_col.
1101 * cppinit.c (cpp_create_reader): Initialize line to 1.
1102 (cpp_destroy): Free tokenruns.
1103 (push_include): Don't update lexer_pos.
1104 * cpplex.c (unterminated, parse_string): Update.
1105 (lex_token): Don't update lexer_pos, update.
1106 * cpplib.c (if_stack): Save line instead of line + col.
1107 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1108 push_conditional, _cpp_pop_buffer): Update.
1109 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1110 (_cpp_create_definition): Update.
1112 2001-09-15 Eric Christopher <echristo@redhat.com>
1114 * config/mips/abi64.h: Add support for MEABI.
1116 2001-09-15 Eric Christopher <echristo@redhat.com>
1118 * config/mips/mips.md: Add unspec #2.
1120 (reload_outdi): Ditto.
1121 (reload_outsi): Ditto.
1124 2001-09-15 Eric Christopher <echristo@redhat.com>
1125 Jason Eckhardt <jle@redhat.com>
1127 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1128 * config/mips/isa32-linux.h: New file.
1129 * config/mips/isa3264.h: Ditto.
1130 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1131 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1132 (output_block_mode): Support MEABI.
1133 (function_arg): Ditto. Fix floating point arg passing.
1134 (mips_va_start): Ditto.
1135 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1137 (mips_asm_file_start): Add new section to pass abi to gdb.
1138 (function_arg_pass_by_reference): Support MEABI.
1139 (mips_parse_cpu): Support mips32 and mips64 processors.
1140 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1141 TARGET_MIPS5KC. Support isa32 and isa64.
1142 (processor_type): Add r4kc, r5kc, r20kc.
1143 (GENERATE_MULT3_SI): New.
1144 (GENERATE_MULT3_DI): Ditto.
1145 (GENERATE_MULT3): Remove.
1146 (ISA_HAS_64BIT_REGS): Add isa == 64.
1147 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1148 (ISA_HAS_MADD_MSUB): New.
1149 (ISA_HAS_CLZ_CLO): Ditto.
1150 (ISA_HAS_DCLZ_DCLO): Ditto.
1151 (ABI_GAS_ASM_SPEC): New.
1152 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1155 (SUBTARGET_CC1_SPEC): Ditto.
1156 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1157 (PAD_VARARGS_DOWN): Support MEABI.
1158 (HARD_REGNO_NREGS): Move to mips.c.
1159 (ASM_OUTPUT_IDENT): Add #undef.
1160 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1161 (mulsi3): Use GENERATE_MULT3_SI.
1162 (mulsi3_mult3): Ditto. Support mips32, mips64.
1163 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1164 (mul_sub_si): New pattern.
1165 (unnamed splitters): New.
1166 (muldi3): Use GENERATE_MULT3_DI.
1167 (muldi3_internal2): Ditto.
1168 (movdicc): Support mips32.
1169 * config/mips/t-isa3264: New file.
1171 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
1173 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
1174 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
1175 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
1177 * reorg.c (fill_slots_from_thread): After call to
1178 steal_delay_list_from_target, update own_thread as new_thread may
1181 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
1183 * cpperror.c (print_location): Take line and column, for
1184 default positioning use the previously lexed token.
1185 (_cpp_begin_message): Take line and column.
1186 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1187 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1188 * cpphash.h (_cpp_begin_message): Update prototype.
1189 * cppinit.c (push_include): Don't set output line.
1190 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
1191 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
1192 (do_pragma): Kludge for front ends. Don't expand macros at all.
1193 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
1194 (struct cpp_token): Remove output_line.
1195 (struct cpp_callbacks): New member line_change.
1196 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
1197 cpp_get_token): Preserve BOL flag.
1198 (cpp_get_line): Remove.
1199 (_cpp_backup_tokens): Remove useless abort().
1200 * cppmain.c (cb_line_change): New.
1201 (scan_translation_unit): Don't worry about starting new lines here.
1202 * scan-decls.c (scan_decls): Update.
1203 * c-lex.c (c_lex, init_c_lex): Update.
1204 (cb_line_change, src_lineno): New.
1206 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
1208 * tree.c (append_random_chars): Generate the random
1209 characters in a reproducable fashion.
1211 2001-09-14 Richard Henderson <rth@redhat.com>
1213 * config/i386/i386.c (internal_label_prefix): New.
1214 (internal_label_prefix_len): New.
1215 (override_options): Set them.
1216 (local_symbolic_operand): New.
1217 (legitimate_pic_address_disp_p): Use it.
1218 (legitimize_pic_address): Likewise.
1220 2001-09-14 Marc Espie <espie@openbsd.org>
1222 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
1225 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1227 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
1228 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
1230 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
1232 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
1233 invocation of SUBREG_REGNO_OFFSET.
1235 * haifa-sched.c: Fix typo in FSF copyright statement.
1236 * sched-deps.c: Fix typo in FSF copyright statement.
1237 * sched-ebb.c: Fix typo in FSF copyright statement.
1238 * sched-rgn.c: Fix typo in FSF copyright statement.
1239 * sched-vis.c: Fix typo in FSF copyright statement.
1241 * config.gcc: Move inclusion of arm elf specific header files
1242 from the files themselves into the tm_file variable. Make
1243 sure that elfos.h is included before target specific elf
1245 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
1247 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
1248 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
1249 ASM_OUTPUT_CASE_LABEL): Protect definition.
1250 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
1251 not already defined.
1252 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
1253 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
1254 Remove duplicate definition.
1255 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
1256 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
1257 (RDATA_SECTION_FUNCTION): Remove redundant definition.
1258 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
1259 Remove inclusion of arm/elf.h.
1260 * config/arm/unknown-elf.h: as for conix-elf.h.
1261 (STARTFILE_SPEC): Include crti.o and crtn.o.
1262 * config/arm/linux-elf.h: as for conix-elf.h.
1263 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
1264 * config/arm/strongarm-elf.h: Remove inclusion of
1266 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
1267 * config/arm/unknown-elf-oabi.h: Remove inclusion of
1268 unknown-elf.h and elf.h.
1269 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
1270 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
1271 ASM_WEAKEN_LABEL): Remove redundant definition.
1272 * config/arm/elf.h: Test for inclusion of elfos.h
1273 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
1274 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
1275 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
1276 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
1277 redundant definition.
1278 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
1279 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
1280 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
1281 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
1282 Add rules to build crti.o and crtn.o
1283 * crti.asm: New file.
1284 * crtn.asm: New file.
1286 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
1288 * c-parse.in (_yylex): Use _cpp_backup_tokens.
1289 * cpphash.h (struct tokenrun): Add prev.
1290 (struct lexer_state): Remove bol.
1291 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
1292 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
1294 * cppinit.c (cpp_create_reader): Don't set bol.
1295 (cpp_destroy): Don't free lookaheads.
1296 * cpplex.c (lex_directive): Remove.
1297 (next_tokenrun): Update.
1298 (_cpp_lex_token): Clean up logic.
1299 (lex_token): Update to return a pointer to lexed token, since it
1300 can move to the start of the buffer. Simpify newline handling.
1301 * cpplib.c (SEEN_EOL): Update.
1302 (skip_rest_of_line): Remove lookahead stuff.
1303 (end_directive): Line numbers are already incremented. Revert
1304 to start of lexed token buffer if we can.
1305 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
1306 parse_answer): Use _cpp_backup_tokens.
1307 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
1308 instead. Don't check for EOL.
1309 (do_include_common, do_line, do_pragma_system_header): Use
1311 * cpplib.h (BOL, _cpp_backup_tokens): New.
1312 * cppmacro.c (save_lookahead_token, take_lookahead_token,
1313 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
1314 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
1315 (builtin_macro): Don't use cpp_get_line.
1316 (cpp_get_line): Short term kludge.
1317 (parse_arg): Handle directives in arguments here. Back up when
1318 appropriate. Store EOF at end of argument list.
1319 (funlike_invocation_p): Use _cpp_backup_tokens.
1320 (push_arg_context): Account for EOF at end of list.
1321 (cpp_get_token): Remove lookahead stuff. Update.
1323 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1325 * c-parse.in (yyerror): Const-ification and/or static-ization.
1326 * c-typeck.c (push_member_name): Likewise.
1327 * collect2.c (main): Likewise.
1328 * dbxout.c (dbxout_parms): Likewise.
1329 * diagnostic.c (format_with_decl): Likewise.
1330 * dwarf2out.c (output_ranges): Likewise.
1331 * dwarfout.c (fundamental_type_code): Likewise.
1332 * except.c (dw2_output_call_site_table): Likewise.
1333 * gcc.c (do_spec_1): Likewise.
1334 * genopinit.c (optabs): Likewise.
1335 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
1336 gen_declaration_1, handle_impent): Likewise.
1337 * protoize.c (default_include, in_system_include_dir, abspath):
1339 * sched-vis.c (visualize_stall_cycles): Likewise.
1340 * sdbout.c (plain_type_1, sdbout_end_function,
1341 sdbout_end_epilogue): Likewise.
1342 * varasm.c (decode_reg_name): Likewise.
1344 * 1750a.c (mod_regno_adjust): Likewise.
1345 * alpha.c (alpha_write_one_linkage,
1346 unicosmk_output_default_externs): Likewise.
1347 * arm.c (arm_condition_codes): Likewise.
1348 * arm.h (arm_condition_codes): Likewise.
1349 * avr.c (output_movsisf, encode_section_info): Likewise.
1350 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
1352 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1353 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1354 * m88k.c (output_function_profiler): Likewise.
1355 * mips.c (mips_output_conditional_branch): Likewise.
1356 * ns32k.c (ns32k_out_reg_names): Likewise.
1357 * ns32k.h (ns32k_out_reg_names): Likewise.
1358 * pj.c (pj_output_rval): Likewise.
1359 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
1360 * sparc.c (sparc_flat_function_prologue,
1361 sparc_flat_function_epilogue): Likewise.
1363 2001-09-13 Markus Werle <numerical.simulation@web.de>
1364 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1366 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
1367 Aachen University of Technology".
1369 2001-09-13 Andreas Schwab <schwab@suse.de>
1371 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
1374 2001-09-13 Richard Henderson <rth@redhat.com>
1376 * config/alpha/alpha.c (small_symbolic_operand): New.
1377 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
1378 (some_operand, input_operand): Don't handle HIGH.
1379 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
1380 (alpha_expand_mov): Likewise.
1381 (print_operand) [H]: Just print HIGH symbol.
1382 (print_operand_address): Handle small data.
1383 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
1384 (TARGET_SWITCHES): Add -msmall-data/large-data.
1385 (PIC_OFFSET_TABLE_REGNUM): New.
1386 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
1387 (PREDICATE_COES): Update.
1388 * config/alpha/alpha.md (adddi_er_high): New.
1389 (adddi_er_low): Handle small data.
1390 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
1391 prefer .sdata to .rodata.
1392 (SELECT_RTX_SECTION): Likewise.
1394 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
1396 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
1397 defining __size_t and leaving size_t undefined.
1399 2001-09-12 Diego Novillo <dnovillo@redhat.com>
1401 * basic-block.h (expunge_block): Declare.
1402 * cfg.c (expunge_block): Remove static declaration.
1404 2001-09-12 Richard Henderson <rth@redhat.com>
1406 * integrate.c (copy_insn_list): Copy label name from
1407 NOTE_INSN_DELETED_LABEL.
1409 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1411 * c-common.c (c_tree_code_name): Const-ification.
1412 * c-decl.c (c_decode_option): Likewise.
1413 * c-typeck.c (warn_for_assignment): Likewise.
1414 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
1416 * cppinit.c (output_deps): Likewise.
1417 * dependence.c (dependence_string, direction_string): Likewise.
1418 * dwarf2out.c (output_ranges): Likewise.
1419 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
1420 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
1421 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
1422 standard_startfile_prefix, standard_startfile_prefix_1,
1423 standard_startfile_prefix_2, tooldir_base_prefix,
1424 standard_bindir_prefix, find_a_file): Likewise.
1425 * genattrtab.c (make_length_attrs): Likewise.
1426 * gencheck.c (tree_codes): Likewise.
1427 * genemit.c (gen_split): Likewise.
1428 * genrecog.c (special_mode_pred_table): Likewise.
1429 * graph.c (graph_ext): Likewise.
1430 * protoize (default_include): Likewise.
1431 * reload.c (reload_when_needed_name): Likewise.
1432 * sched-vis.c (visualize_stall_cycles): Likewise.
1433 * tlink.c (recompile_files): Likewise.
1434 * toplev.c (decode_g_option): Likewise.
1435 * tradcpp.c (output_deps): Likewise.
1436 * varasm.c (decode_reg_name): Likewise.
1438 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
1441 * avr.c (avr_regnames, encode_section_info): Likewise.
1442 * c4x.c (float_reg_names): Likewise.
1443 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
1444 * elfos.h (const_section): Likewise.
1445 * i386.c (ix86_comp_type_attributes): Likewise.
1446 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
1447 * ia64/aix.h (UNIQUE_SECTION): Likewise.
1448 * ia64.c (type_names): Likewise.
1449 * m68hc11.c (reg_class_names): Likewise.
1450 * m88k.c (m_options): Likewise.
1451 * mips.c (mips_output_conditional_branch, mips_unique_section):
1453 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1454 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
1455 ultra_code_names): Likewise.
1456 * sparc.h (OVERRIDE_OPTIONS): Likewise.
1458 2001-09-12 Jakub Jelinek <jakub@redhat.com>
1460 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
1461 Use --fatal-warnings option for gas.
1462 * configure: Rebuilt.
1464 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1466 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
1468 2001-09-11 Jim Wilson <wilson@redhat.com>
1470 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
1472 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1474 * builtins.c (c_strlen): Treat an offset too large for a
1475 HOST_WIDE_INT as out of range.
1477 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
1479 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
1480 (EDGE_CRITICAL_P): New predicate.
1481 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
1483 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
1484 (dump_edge_info): Remove "crit".
1485 * cfganal.c (mark_critical_edges): Kill.
1486 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
1487 * cfgcleanup.c (cleanup_cfg): Likewise.
1488 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
1489 (find_spanning_tree): Likewise.
1490 * reg-stack.c (convert_regs_1): Likewise.
1491 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
1493 * basic-block.h (create_basic_block_structure): New.
1494 (create_basic_block): Update prototype.
1495 (force_nonfallthru): New.
1496 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
1497 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
1498 handle updating of block_for_insn, creating of empty BBs and BBs at
1499 the end of INSN chain.
1500 (create_basic_block): New function.
1501 (split_block): Use create_basic_block.
1502 (force_nonfallthru_and_redirect): Break out from ...; cleanup
1503 (redirect_edge_and_branch_force): ... here.
1504 (force_nonfallthru): New.
1505 (split_edge): Rewrite to use force_nonfallthru and create_block.
1506 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
1507 (find_basic_blocks): Free basic_block_for_insn.
1508 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
1510 * cfg.c: Fix formating.
1511 * cfgcleanup.c: Fix formating.
1512 (merge_blocks, tail_recursion_label_p): Return bool.
1513 (merge_blocks_move_predecessor_nojumps,
1514 merge_blocks_move_successor_nojumps): Return void.
1516 2001-09-11 Jakub Jelinek <jakub@redhat.com>
1518 * configure.in: Check whether assembler supports section merging.
1519 * config.in: Rebuilt.
1520 * configure: Rebuilt.
1521 * varasm.c (variable_section, output_constant_pool): Pass alignment
1522 to SELECT_SECTION and SELECT_RTX_SECTION.
1523 (mergeable_string_section): New.
1524 (mergeable_constant_section): New.
1525 (default_elf_asm_named_section): Output SECTION_MERGE and
1526 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1527 * output.h (mergeable_string_section): New.
1528 (mergeable_constant_section): New.
1529 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
1530 * toplev.c (flag_merge_constants): New.
1531 (f_options): Add -fmerge-constants and -fmerge-all-constants
1533 (toplev_main): Default to -fno-merge-constants if not optimizing.
1534 * flags.h (flag_merge_constants): Add extern.
1535 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
1536 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
1538 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
1539 Define if assembler has working .subsection -1 support.
1540 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
1541 Put constant into special SHF_MERGE sections if the linker should
1542 attempt to merge duplicates.
1543 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
1545 Put constant into special SHF_MERGE sections if the linker should
1546 attempt to merge duplicates.
1547 * config/alpha/elf.h: Likewise.
1548 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
1549 has working .subsection -1 support.
1550 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
1552 * config/svr3.h: Likewise.
1553 * config/darwin.h: Likewise.
1554 * config/arm/aof.h: Likewise.
1555 * config/arm/linux-elf.h: Likewise.
1556 * config/avr/avr.h: Likewise.
1557 * config/c4x/c4x.h: Likewise.
1558 * config/d30v/d30v.h: Likewise.
1559 * config/i386/dgux.h: Likewise.
1560 * config/i386/osfrose.h: Likewise.
1561 * config/i386/sco5.h: Likewise.
1562 * config/i386/svr3gas.h: Likewise.
1563 * config/ia64/aix.h: Likewise.
1564 * config/m32r/m32r.h: Likewise.
1565 * config/m68k/m68k.h: Likewise.
1566 * config/m88k/dgux.h: Likewise.
1567 * config/m88k/m88k.h: Likewise.
1568 * config/mcore/mcore-pe.h: Likewise.
1569 * config/mips/mips.h: Likewise.
1570 * config/pa/pa.h: Likewise.
1571 * config/pa/pa-linux.h: Likewise.
1572 * config/romp/romp.h: Likewise.
1573 * config/rs6000/sysv4.h: Likewise.
1574 * config/rs6000/xcoff.h: Likewise.
1575 * config/s390/linux.h: Likewise.
1576 * config/sparc/sparc.h: Likewise.
1577 * config/sparc/sysv4.h: Likewise.
1578 * config/stormy16/stormy16.h: Likewise.
1579 * config/v850/v850.h: Likewise.
1580 * config/vax/vms.h: Likewise.
1581 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
1582 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1583 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
1584 default_elf_asm_named_section for SHF_MERGE sections.
1586 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1588 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
1591 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
1593 * c-common.c (split_specs_attrs): Allow for empty attributes with
1594 empty TREE_PURPOSE. Fixes PR c/4294.
1596 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
1598 * basic-block.h (cached_make_edge, make_single_succ): New.
1599 (make_edge): Remove first parameter.
1600 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
1601 * cfg.c (cached_make_edge): Rename from make_edge; return newly
1602 created edge; use obstack allocation.
1603 (make_edge, make_single_succ_edge): New.
1604 (first_removed_edge): New static variable.
1605 (init_flow): Initialize first_removed_edge and n_edges.
1606 (clear_edges): Use remove_edge.
1607 (flow_delete_block): Likewise.
1608 (remove_edge): Add removed edges to the removed edges list.
1609 (split_block, redirect_edge_and_branch_force, split_edge):
1611 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
1612 (add_noreturn_fake_exit_edges): Likewise.
1613 (connect_infinite_loops_to_exit): Liekwise.
1614 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
1615 Use cached_make_edge.
1616 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
1617 * profile.c (branch_prob): Update make_edge call.
1618 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1620 2001-09-11 Richard Henderson <rth@redhat.com>
1622 * config/alpha/alpha.c: Tidy formatting.
1623 (local_symbolic_operand): Verify mode.
1624 (alpha_sa_mask): Ignore unicos for eh_return.
1625 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
1626 * config/alpha/alpha.md (umk divsi patterns): Remove.
1627 (extendsfdf2): Remove unicos check.
1628 (tablejump): Merge vms and unicos code; always use direct set
1631 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1633 * config.gcc (alpha*-*-unicosmk*): New target.
1635 * config/alpha/alpha-protos.h (symbolic_operand,
1636 unicosmk_add_call_info_word, unicosmk_add_extern,
1637 unicosmk_defer_case_vector, unicosmk_unique_section,
1638 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
1639 unicosmk_asm_file_start, unicosmk_asm_file_end,
1640 unicosmk_output_common): Declare.
1642 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
1643 direct_return, function_arg, alpha_va_start, alpha_va_arg,
1644 alpha_does_function_need_gp, alpha_end_function): Support Cray
1646 (alpha_init_machine_status, alpha_mark_machine_status,
1647 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
1648 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
1649 unicosmk_asm_named_section, unicosmk_insert_attributes,
1650 unicosmk_section_type_flags, symbolic_operand,
1651 unicosmk_output_module_name, unicosmk_output_default_externs,
1652 unicosmk_output_dex, unicosmk_output_externs,
1653 unicosmk_output_addr_vec, unicosmk_ssib_name,
1654 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
1655 unicosmk_asm_file_end, unicosmk_output_common,
1656 unicosmk_section_type_flags, unicosmk_unique_section,
1657 unicosmk_add_call_info_word, unicosmk_text_section,
1658 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
1659 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
1660 unicosmk_dex_count, unicosmk_special_name): New.
1661 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
1662 TARGET_ABI_UNICOSMK.
1663 (get_aligned_mem, alpha_expand_unaligned_load,
1664 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
1665 alpha_expand_unaligned_store_words): Support big-endian mode.
1666 (print_operand): Likewise. New format specifier 't'. Use
1667 TARGET_AS_SLASH_BEFORE_SUFFIX.
1668 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
1669 (alpha_pv_save_size): Update with above change.
1670 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
1671 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
1674 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
1675 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
1676 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
1677 (EXTRA_CONSTRAINT): New constraint 'U'.
1678 (PREDICATE_CODES): Add symbolic_operand.
1680 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
1681 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
1682 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
1683 (integer division and modulus patterns): Split in default and
1685 (*divmodsi_internal, *divmoddi_internal): Disable for
1686 TARGET_ABI_UNICOSMK.
1687 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
1688 little-endian and big-endian versions.
1689 (ext, ins, msk): Likewise.
1690 (extv, extzv, insv): Support big-endian mode.
1691 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
1692 (call_umk, call_value_umk, *call_umk, tablejump_umk,
1693 *tablejump_umk_internal, *call_value_umk): New.
1694 (*movdi_nofix): Add pattern for loading an address into a register on
1695 TARGET_ABI_UNICOSMK.
1696 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
1697 (umk_mismatch_args, arg_home_umk): New.
1698 (various insns): Don't use mov, fmov, nop, fnop and unop.
1699 (realign): Support TARGET_ABI_UNICOSMK.
1701 * config/alpha/unicosmk.h: New file.
1702 * config/alpha/t-unicosmk: New file.
1704 * fixinc/inclhack.def (unicosmk_restrict): New.
1705 * fixinc/fixincl.x: Regenerate.
1707 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
1708 (wchar_t): Check for and define __WCHAR_T__.
1710 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
1712 * combine.c (simplify_shift_const): Treat shifts by the mode
1715 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
1717 * cpphash.h (struct tokenrun): New.
1718 (struct cpp_context): New member bol.
1719 (struct cpp_reader): New members.
1720 (_cpp_init_tokenrun): New.
1721 * cppinit.c (cpp_create_reader): Set up the token runs.
1722 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
1723 (lex_token): New internalised version of _cpp_lex_token. Don't
1724 handle directives or the multiple include opimisation here any
1725 more. Simply lex a token.
1726 * cpplib.c (run_directive): Clear bol.
1727 (_cpp_pop_buffer): Set bol.
1728 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
1731 2001-09-11 Michael Meissner <meissner@redhat.com>
1733 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
1734 give an error if the user uses -mfp32.
1735 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
1737 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
1738 floating point register size.
1739 (EXTRA_SPECS): Add CPP_FPR_SPEC.
1741 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
1742 HOST_WIDE_INT_PRINT_DEC to properly print the result of
1744 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1745 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1747 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
1749 * dbxout.c (dbxout_parms): Fix typo in comment.
1750 * unroll.c (loop_find_equiv_value): Ditto.
1751 * toplev.c (rest_of_compilation): Ditto.
1752 * loop.c (scan_loop): Ditto.
1753 * dwarf2out.c (struct dw_fde_struct): Ditto.
1755 2001-09-10 Zack Weinberg <zackw@panix.com>
1757 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
1758 copying identifier when we're just going to throw it away.
1759 (parse_identifier_slow): New routine to handle abnormal cases.
1760 (_cpp_lex_token): Update call site.
1762 * hashtable.c (ht_lookup): Don't assume that the string we've
1763 been given is NUL-terminated.
1764 * system.h: #define __builtin_expect(a, b) to (a) if not
1767 2001-09-10 Michael Meissner <meissner@redhat.com>
1769 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
1772 2001-09-10 David Edelsohn <edelsohn@gnu.org>
1774 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
1776 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1778 * builtins.c (c_getstr): Correct thinko in last change and further
1781 2001-09-10 Tim Freeman <tim@fungibole.com>
1783 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
1784 into varray's and register them as roots with the garbage
1785 collector so they are not collected too soon.
1787 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
1789 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
1791 * basic-block.h (flow_obstack, label_value_list,
1792 tail_recursion_label_list): Declare
1793 (tidy_fallthru_edges): Declare.
1794 (expunge_block, last_loop_beg_note): Delete.
1795 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
1797 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
1798 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
1799 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
1800 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
1801 expunge_block, flow_delete_block, compute_bb_for_insn,
1802 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
1803 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
1804 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
1805 try_redirect_by_replacing_jump, last_loop_beg_note,
1806 redirect_edge_and_branch, redirect_edge_and_branch_force,
1807 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
1808 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
1809 commit_edge_insertions, dump_flow_info, debug_flow_info,
1810 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
1811 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
1812 Move here from flow.c
1813 * cfganal.c: New file.
1814 (forwarder_block_p, can_fallthru, mark_critical_edges,
1815 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
1816 find_unreachable_blocks, create_edge_list, free_edge_list,
1817 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
1818 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
1819 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
1820 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
1821 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
1822 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
1823 Move here from flow.c
1824 * cfgbuild.c: New file
1825 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
1826 make_edges, find_basic_blocks_1, find_basic_blocks,
1827 find_sub_basic_blocks): Move here from flow.c
1828 * cfgcleanup.c: New file.
1829 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
1830 merge_blocks_move_predecessor_nojumps,
1831 merge_blocks_move_successor_nojumps, merge_blocks,
1832 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1833 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
1834 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
1836 * cfgloop.c: New file
1837 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
1838 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
1839 flow_loop_exit_edges_find, flow_loop_nodes_find,
1840 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1841 flow_loop_tree_node_add, flow_loops_tree_build,
1842 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
1843 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
1844 Move here from flow.c
1845 * flow.c: Remove everything moved elsewhere
1846 * output.h (cleanup_cfg): Return bool.
1848 * bb-reorder.c (reorder_block_def): Remove 'index'.
1849 (insert_intra_1): Add argument BB, set block for new note.
1850 (make_reorder_chain): Do not depdent on BB indexes.
1851 (make_reorder_chain_1): Do not use BB indexes.
1852 (label_for_bb): Likewise; set BB for new insn.
1853 (emit_jump_to_block_after): Likewise.
1854 (fixup_reoder_chain): Sanity check that all basic blocks
1855 are chained; verify newly created insn chain; remove
1856 undocnitional jump simplifying; Do not use BB indexes;
1857 properly initialize count and frequency information;
1858 dump reordered sequence.
1859 (insert_intra_bb_scope_notes): update call of insert_intra_1.
1860 (insert_inter_bb_scope_notes): Set block for new insn.
1861 (reorder_basic_blocks): Dump flow info before reoredering.
1863 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1865 * alias.c (clear_reg_alias_info): Use K&R format definition.
1866 Avoid unsigned warning.
1867 * builtins.c: Use "unsigned int", not "unsigned".
1868 (target_char_cast): Use host_integerp and tree_low_cst.
1869 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
1870 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
1871 (c_getstr): Likewise.
1872 (std_expand_builtin_va_arg): Use int_size_in_bytes.
1873 (builtin_memcpy_read_str): Avoid unsigned warning.
1874 (expand_builtin_memcpy): Alignments are unsigned.
1875 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
1876 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
1877 * predict.c (expensive_function_p): LIMIT now unsigned.
1878 * resource.c (mark_target_live_regs): Make some vars unsigned.
1879 * sdbout.c: Use "unsigned int", not "unsigned".
1880 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
1881 (sdbout_source_line): Likewise.
1882 (sdbout_record_type_name): Remove "const" for NAME declaration.
1883 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
1885 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
1887 * calls.c (store_one_arg): Expand comment.
1889 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1891 * calls.c (store_one_arg): Make sure that the entire argument is
1892 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
1894 2001-09-09 Richard Henderson <rth@redhat.com>
1896 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
1898 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1900 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
1902 2001-09-09 Richard Henderson <rth@redhat.com>
1904 * config/alpha/alpha.c (alpha_next_sequence_number): New.
1905 (alpha_this_literal_sequence_number): New.
1906 (alpha_this_gpdisp_sequence_number): New.
1907 (some_operand, input_operand): Add HIGH.
1908 (local_symbolic_operand): New.
1909 (alpha_encode_section_info): New.
1910 (alpha_legitimate_address_p): Allow LO_SUM.
1911 (alpha_legitimize_address): Generate HIGH+LO_SUM.
1912 (alpha_expand_mov): Likewise.
1913 (secondary_reload_class): Check memory_operand not general_operand
1915 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
1916 (alpha_expand_unaligned_store): Likewise.
1917 (alpha_expand_unaligned_load_words): Likewise.
1918 (alpha_expand_unaligned_store_words): Likewise.
1919 (alpha_expand_block_clear): Likewise.
1920 (print_operand): Handle %#, %*, %H.
1921 (print_operand_address): Handle LO_SUM.
1923 (alpha_does_function_need_gp): Use it.
1924 (alpha_expand_block_move): Fix signed compare warnings.
1925 (alpha_sa_mask, alpha_align_insns): Likewise.
1926 * config/alpha/alpha-protos.h: Update.
1927 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
1928 (MASK_EXPLICIT_RELOCS): New.
1929 (TARGET_SWITCHES): Add -mexplicit-relocs.
1930 (EXTRA_CONSTRAINT): Add 'T'.
1931 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
1932 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
1933 (ENCODE_SECTION_INFO): Out line.
1934 (REDO_SECTION_INFO_P): New.
1935 (STRIP_NAME_ENCODING): New.
1936 (ASM_OUTPUT_LABELREF): New.
1937 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
1938 (PREDICATE_CODES): Update.
1939 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
1940 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
1941 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
1942 builtin_setjmp_receiver_er, exception_receiver_1_er,
1943 call_value_osf_1_er): New patterns.
1944 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1945 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1946 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1947 (FINAL_PRESCAN_INSN): New.
1949 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1951 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1953 2001-09-08 Andreas Jaeger <aj@suse.de>
1955 * i386.h (TARGET_SWITCHES): Fix description.
1957 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1959 * rs6000.c (num_insns_constant): Compute number of instructions
1962 * doc/install.texi: Explain AIX exception handling work-around.
1963 Update URL for AIX fixes.
1965 2001-09-07 Jim Wilson <wilson@redhat.com>
1967 * alias.c (clear_reg_alias_info): New.
1968 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1969 * rtl.h (clear_reg_alias_info): Declare.
1971 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1973 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1975 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1976 (m16m,edivm,emulm): Change declaration to match definition.
1978 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1980 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1981 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1984 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1986 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1987 which have no corresponding C type.
1988 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1989 the representation of 64-bit doubles to work with 64-bit ints.
1991 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1993 * config/mips/mips.c (override_options): Do not override ISA when ABI
1994 specified if MIPS_CPU_STRING_DEFAULT was specified.
1996 2001-09-07 Richard Henderson <rth@redhat.com>
1998 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1999 (express_from_1): Wrap lines.
2000 * rtlanal.c (commutative_operand_precedence): Rename from
2001 operand_preference; export.
2002 * rtl.h: Declare it.
2003 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
2004 (simplify_binary_operation): Invoke simplify_plus_minus on
2005 (CONST (PLUS ...)) as well.
2006 (struct simplify_plus_minus_op_data): New.
2007 (simplify_plus_minus_op_data_cmp): New.
2008 (simplify_plus_minus): Use them. Avoid infinite recursion with
2009 simplify_binary_operation wrt CONST.
2011 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
2013 * h8300-protos.h (general_operand_dst_push): Remove.
2014 * h8300.c (general_operand_dst_push): Likewise.
2015 * h8300.h (OK_FOR_T): Likewise.
2016 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
2017 * h8300.md (pushqi_h8300): New.
2018 (pushqi_h8300hs): Likewise.
2020 (pushhi_h8300): Likewise.
2021 (pushhi_h8300hs): Likewise.
2024 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2026 * genattrtab.c (attr_printf): First arg is unsigned.
2027 Clean up formatting of callers.
2029 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2031 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2034 2001-09-07 Andreas Jaeger <aj@suse.de>
2036 * i386.h (TARGET_SWITCHES): Fix descriptions.
2038 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2040 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2042 2001-09-06 Ira Ruben <ira@apple.com>
2044 Remove OP_IDENTIFIER.
2045 * tree.def (OP_IDENTIFIER): Remove.
2046 * tree.c (tree_node_kind enum): Remove op_id_kind.
2047 (tree_node_kind_names): Remove "op_identifiers".
2048 (make_node): Remove OP_IDENTIFIER test.
2049 (build_op_identifier): Removed because it isn't being used.
2050 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2051 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2053 2001-09-06 Richard Henderson <rth@redhat.com>
2055 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2057 2001-09-06 Richard Henderson <rth@redhat.com>
2059 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2062 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2064 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2065 number used for CR register.
2067 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2068 Joern Rennecke (amylaar@cygnus.com)
2070 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2071 * h8300.c (initial_offset): Handle offset between RP and FP.
2072 (h8300_return_addr_rtx): New function.
2073 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2075 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2076 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2077 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2078 (CAN_ELIMINATE, REGISTER_NAMES):
2079 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2081 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2083 Remove TYPE_NONCOPIED_PARTS.
2084 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2085 (struct tree_type): Remove noncopied_parts.
2086 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2087 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2088 (fixed_type_p): Remove.
2089 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2090 (expand_expr, MODIFY_EXPR): Likewise.
2091 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2092 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2094 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2096 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2098 (mask64_operand): Likewise.
2099 (includes_rldic_lshift_p): Likewise.
2100 (includes_rldicr_lshift_p): Likewise.
2102 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2104 * objc/objc-act.c (build_message_expr): If a class method cannot
2105 be found, do not issue a warning if a corresponding instance
2106 method exists in the root class.
2108 2001-09-05 Richard Henderson <rth@redhat.com>
2110 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2112 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2114 * function.c (ggc_mark_struct_function): Mark f->outer.
2115 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2116 * integrate.c (output_inline_function): ... not here.
2118 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2120 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2122 * i386.c (size_cost): New static variable.
2123 (override_function): Use size_cost when -Os is specified.
2125 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2126 properly; Use current_function_calls_eh_return.
2127 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2128 use leave to avoid depdendancy chain.
2130 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2131 get BB loop_depth instead of computing it from LOOP notes.
2133 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2135 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2137 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2138 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2139 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2141 2001-09-05 Jeffrey A Law (law@cygnus.com)
2142 Jason Merrill (jason@redhat.com)
2144 * stor-layout.c (layout_type): Complain if an array's size can
2145 not be represented in a size_t.
2147 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2149 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2151 * gcc.c: (process_command) Add parentheses around assignment
2152 used as truth value.
2154 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2156 * config/mips/mips.c (save_restore_insns): Don't mark any register
2157 save slots as unchanging if current_function_calls_eh_return.
2159 2001-09-05 Richard Henderson <rth@redhat.com>
2161 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2162 * config/alpha/alpha-protos.h: Declare it.
2163 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2164 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2165 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2166 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2167 (REG_OK_FOR_BASE_P): Select one of the above.
2169 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2171 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
2172 (crti.o): Prefix name of object file with $(T).
2175 2001-09-05 David S. Miller <davem@redhat.com>
2177 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2178 * config/sparc/linux64.h: Likewise.
2180 2001-09-05 Andreas Jaeger <aj@suse.de>
2182 * doc/invoke.texi (i386 Options): -mwide-multiply is not
2183 available anymore, remove the documentation.
2184 (i386 Options): Fix typo, cleanup index entries.
2186 * prefix.c (concat): Remove, we can use the version from liberty.
2188 2001-09-05 Richard Henderson <rth@redhat.com>
2190 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
2191 New functions split out of md file expanders.
2192 * config/alpha/alpha-protos.h: Declare them.
2193 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
2195 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
2197 * cppmacro.c (funlike_invocation_p): No need to restore context.
2199 2001-09-04 Richard Henderson <rth@redhat.com>
2201 * reload.c (push_reload): Export.
2202 * reload.h (push_reload): Declare it.
2204 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
2205 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2206 * config/alpha/alpha.c (alpha_legitimize_address): New.
2207 (alpha_legitimize_reload_address): Likewise.
2208 * config/alpha/alpha-protos.h: Declare them.
2210 2001-09-04 Stan Shebs <shebs@apple.com>
2212 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
2213 * config/darwin.c (machopic_stub_name): Account for internally
2214 generated lib calls such as memcpy.
2216 2001-09-04 Richard Henderson <rth@redhat.com>
2218 * unwind.h (_UA_END_OF_STACK): New flag.
2219 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
2221 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2223 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
2225 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
2227 * config/mips/mips.c (save_restore_insns): Change base_offset to
2228 fp_offset in second call to mips_emit_frame_related_store.
2230 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
2232 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
2233 sometimes be represented as a NOTE of type
2234 NOTE_INSN_DELETED_LABEL.
2235 (Insns): Document NOTE_INSN_DELETED_LABEL.
2237 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
2239 * c-common.h (tree_dump_index): Add more comments.
2240 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
2241 (dump_option_value_info): New struct.
2242 (dump_options): New array.
2243 (dump_switch_p): Parse switch options symbolically.
2244 * doc/invoke.texi (-fdump-ast): Rename to ...
2245 (-fdump-tree): ... here. Document that options are symbolic, and
2246 not all are applicable.
2248 2001-09-04 David S. Miller <davem@redhat.com>
2250 * config/sparc/sparc.md (define_splits): Kill constraints.
2252 Cleanup redundant and unused insn attributes.
2253 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
2254 binary, and move. Mark ialu as default.
2255 (commented out define_function_unit "alu"): Kill.
2256 (define_attr "use_clobbered"): Kill.
2257 (whole file): Kill address insn type references. Replace
2258 all unary/binary/move references with ialu.
2259 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
2260 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
2263 Simplify length insn attribute and make more judicious use
2264 of insn attribute defaulting.
2265 * config/sparc/sparc.md (all insns with length > one): Mark as
2266 insn type multi if real instructions, else use default if
2267 it is a forced splitter.
2268 (all insns with length == one): Use default insn length.
2269 (all insns of type ialu): Use default insn type.
2271 Fix erroneous insn attribute settings.
2272 (addx): Set insn type to misc.
2273 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
2274 const_umulsidi3_sp64): Set insn type to imul.
2276 Track SFmode vs DFmode insns according to UltraSPARC
2278 * config/sparc/sparc.md ("fptype"): New attribute, default
2280 (all DFmode single insns): Mark as fptype "double".
2282 2001-09-03 Jakub Jelinek <jakub@redhat.com>
2284 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
2286 2001-09-03 Richard Henderson <rth@redhat.com>
2288 * function.h (struct function): Add arg_pointer_save_area_init.
2289 * function.c (expand_function_end): Init arg_pointer_save_area.
2290 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
2291 when called from a nested function.
2293 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
2295 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
2298 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2300 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
2302 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
2304 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
2305 (emit_push_insn): Use specified padding direction when
2306 STACK_PUSH_CODE is POST_INC.
2308 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
2310 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2312 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
2314 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
2316 * cppinit.c (cpp_start_read): Free the imacros list as we
2317 traverse it. Don't free the chains before returning.
2318 (_cpp_push_next_buffer): Only try pushing buffers if we've
2319 completed -imacros handling.
2321 2001-08-31 Eric Christopher <echristo@redhat.com>
2323 * gcc.c (handle_braces): Add explaination for abort.
2325 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
2327 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
2328 move adjustment of bitpos instead.
2330 2001-08-31 Zack Weinberg <zack@codesourcery.com>
2332 * function.c: Remove all_functions. Make outer_function_chain
2334 (init_function_start): Don't add new function structure to
2336 (find_function_data, push_function_context_to,
2337 pop_function_context_from, put_var_into_stack,
2338 trampoline_address): Update for changed structure element names.
2339 (push_function_context_to): Disentangle.
2340 (free_after_compilation): Also free F.
2341 (expand_dummy_function_end): Don't free cfun here.
2342 (put_var_into_stack): Comment why we can't use find_function_data here.
2343 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
2344 (mark_function_chain): Split into maybe_mark_struct_function and
2345 ggc_mark_struct_function. Export the latter.
2346 (init_function_once): Mark from cfun and outer_function_chain;
2349 * function.h (struct function): Kill next_global. Rename next
2350 to outer. All users updated to match.
2351 (all_functions, outer_function_chain): Don't declare.
2353 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
2354 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
2355 don't touch f->inlinable, after calling rest_of_compilation.
2357 * tree.h: Forward-declare struct function. Prototype
2358 ggc_mark_struct_function.
2360 2001-08-31 Kazu Hirata <kazu@hxi.com>
2362 * config/h8300/h8300.md (*andorhi3): Fix typos.
2364 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2366 * calls.c (emit_library_call_value): Don't use a fixed
2367 argument after VA_CLOSE, i.e. out of scope in traditional C.
2369 * emit-rtl.c (gen_rtvec): Likewise.
2371 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2373 * Makefile.in (c-pragma.o): Depend on output.h.
2374 (reorg.o): Depend on except.h.
2376 * c-pragma.c: Include output.h.
2378 * reorg.c: Include except.h.
2380 * unwind-dw2.c: Call __builtin_alloca, not alloca.
2382 2001-08-31 Richard Henderson <rth@redhat.com>
2384 * sched-deps.c (add_dependence): Don't elide dependancy if the
2385 conditional used by insn is modified in elem.
2387 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
2389 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
2391 2001-08-31 Diego Novillo <dnovillo@redhat.com>
2393 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
2396 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2398 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
2400 (stormy16_asm_out_constructor): New function.
2401 (TARGET_ASM_CONSTRUCTOR): Define.
2402 (TARGET_ASM_DESTRUCTOR): Define.
2404 2001-08-31 Andreas Jaeger <aj@suse.de>
2406 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
2407 * loop.c (add_label_notes): Likewise.
2408 * reload.c (find_reloads): Likewise.
2409 * config/sh/sh.c (machine_dependent_reorg): Likewise.
2411 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
2413 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
2414 code here. Take _Unwind_{W,Sw}ord*.
2415 (read_encoded_value_with_base): Use them.
2416 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
2418 (extract_cie_info): Simplify read_?leb128 handling.
2419 (execute_stack_op, execute_cfa_program): Likewise.
2420 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
2422 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2424 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
2425 the frame pointer to pop the stack if convenient.
2427 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
2428 Don't use post-increment before combine.
2429 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
2430 a call-saved register.
2432 2001-08-31 Andreas Jaeger <aj@suse.de>
2434 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
2437 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
2439 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
2440 not DIV/MOD, of course.
2442 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
2444 * rtl.def: Undo my patch commited 2001-08-27.
2446 * genattrtab.c: Ditto.
2450 * sched-int.h: Ditto.
2452 * target-def.h: Ditto.
2456 * haifa-sched.c: Ditto.
2458 * sched-rgn.c: Ditto.
2460 * sched-vis.c: Ditto.
2462 * Makefile.in: Ditto.
2464 * doc/md.texi: Ditto.
2466 * doc/tm.texi: Ditto.
2468 * doc/contrib.texi: Ditto.
2470 * doc/gcc.texi: Ditto.
2472 * genattrtab.h: Remove it.
2474 * genautomata.c: Remove it.
2476 * genattr.c: Undo my patch and Richard Henderson's patch commited
2479 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
2481 * config.gcc (h8300-*-elf*): New case.
2482 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
2483 (SUBTARGET_CPP_SPEC): Define.
2484 (EXTRA_SPECS): Define.
2485 (SUBTARGET_EXTRA_SPECS): Define.
2486 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
2487 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
2489 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
2491 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
2492 (LIB2FUNCS_EXTRA): Define.
2493 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
2494 config/h8300/fixunssfsi.c: New file.
2496 2001-08-30 Kazu Hirata <kazu@hxi.com>
2498 * config/h8300/h8300.md (zero_extendqihi2): Changes to
2499 define_expand to accomodate target-specific attributes.
2500 (anonymous zero_extendqihi2 patterns): New.
2502 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
2504 * h8300.md (*andorhi3): New pattern.
2506 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
2508 * h8300.c (dosize): Fix test for "sub".
2510 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
2512 * c-typeck.c (pointer_diff): Try to eliminate common term before
2515 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
2517 * config/arm/arm.c (arm_compute_initial_elimination_offset):
2518 Account for the saves of the FP registers.
2520 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
2521 (TEXT_SECTION_ASM_OP): Define.
2522 (INIT_SECTION_ASM_OP): Define.
2523 (FINI_SECTION_ASM_OP): Define.
2524 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
2525 (RDATA_SECTION_FUNCITON): Provide prototype.
2527 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
2529 * reload1.c (move2add_note_store): Correct typo checking for
2532 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
2534 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
2535 note should not be considered outside the libcall block.
2537 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
2541 2001-08-29 Kazu Hirata <kazu@hxi.com>
2543 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
2545 2001-08-29 Kazu Hirata <kazu@hxi.com>
2547 * config/h8300/h8300-protos.h: Add a prototype for
2549 * config/h8300/h8300.c (emit_logical_op): New.
2550 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
2557 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2559 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
2560 comparison with rtx INTVAL.
2561 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
2563 * pa.h (FUNCTION_ARG_SIZE): Likewise.
2565 2001-08-29 Kazu Hirata <kazu@hxi.com>
2567 * config/h8300/lib1funcs.asm: Update the copyright. Fix
2570 2001-08-29 Kazu Hirata <kazu@hxi.com>
2572 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
2573 (reg n) to (mem (pre_dec (reg n))
2574 (anonymous movsi pattern): Likewise.
2576 2001-08-29 Kazu Hirata <kazu@hxi.com>
2578 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
2580 2001-08-29 Kazu Hirata <kazu@hxi.com>
2582 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
2583 several special constants.
2585 2001-08-29 Kazu Hirata <kazu@hxi.com>
2587 * config/h8300/lib1funcs.asm: Fix comment typos.
2589 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2591 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
2592 Fix format specifier warnings.
2594 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
2595 inet_makeaddr, semctl): Prototype.
2597 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
2598 (save_restore_insns): Use base_offset, not gp_offset.
2600 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
2601 (ASM_OUTPUT_BYTE): Fix format specifier warning.
2603 2001-08-29 Richard Henderson <rth@redhat.com>
2605 * bb-reorder.c (function_tail_eff_head): New.
2606 (record_effective_endpoints): Set it.
2607 (fixup_reorder_chain): Use it.
2609 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2611 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
2613 2001-08-28 Dale Johannesen <dalej@apple.com>
2615 * config/darwin.c (machopic_function_base_name): Add const
2616 qualifier to a string.
2617 (darwin_encode_section_info): Ditto.
2619 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2621 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
2622 function definition.
2624 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2626 * df.h (struct df): Add rts_order variable.
2628 * df.c (df_visit_next_rts): New function.
2629 (df_visit_next): Renamed to df_visit_next_rc
2630 (df_analyse_1): Allocate/compute/free rts_order as well.
2631 (df_rd_global_compute): Use df_visit_next_rc instead of
2633 (df_ru_global_compute): Use df_visit_next_rts instead of
2636 * flow.c (flow_reverse_top_sort_order_compute): New function.
2638 * basic-block.h: Add prototype.
2640 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2642 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
2643 blocks, the BB_REACHABLE is now set, rather than aux being
2644 non-NULL. Update the test to reflect this.
2646 2001-08-28 Eric Christopher <echristo@redhat.com>
2648 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
2649 config/mips/crti.asm: Ditto.
2651 2001-08-28 Eric Christopher <echristo@redhat.com>
2652 Richard Henderson <rth@redhat.com>
2654 * c-pragma.h (add_weak): Move prototype from here...
2655 * output.h (add_weak): ... to here.
2656 * varasm.c (add_weak): Fix typo.
2657 * config/mips/crti.asm: New file.
2658 * config/mips/crtn.asm: Ditto.
2659 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
2660 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
2661 (INVOKE__main): Ditto.
2662 (INIT_SECTION_ASM_OP): New.
2663 (FINI_SECTION_ASM_OP): Ditto.
2664 (STARTFILE_SPEC): Add crti.
2665 (ENDFILE_SPEC): Add crtn.
2666 * config/mips/elf64.h: Same.
2667 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
2669 * config/mips/vxworks.h: Ditto.
2670 * config/mips/t-elf: Support crti and crtn.
2672 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2674 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
2677 2001-08-28 Richard Henderson <rth@redhat.com>
2679 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
2680 (one_cmplbi2 splitter): Remove redundant test.
2682 2001-08-28 Dale Johannesen <dalej@apple.com>
2684 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
2686 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
2688 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
2690 2001-08-28 Stan Shebs <shebs@apple.com>
2692 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
2693 (UNALIGNED_SHORT_ASM_OP): Define.
2694 (UNALIGNED_INT_ASM_OP): Define.
2696 2001-08-28 Will Cohen <wcohen@redhat.com>
2698 * config/rs6000/rs6000.md (store_multiple): Correct RTL
2699 generation for first set.
2701 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2703 * flow.c (redirect_edge_succ_nodup): Return new edge.
2704 (try_simplify_condjump): Use new edge.
2705 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
2707 * cse.c (cse_basic_block): Skip note instructions.
2709 2001-08-27 Richard Henderson <rth@redhat.com>
2711 * combine.c (combine_simplify_rtx): Don't reverse condition
2712 if there is no reverse for the condition.
2713 (simplify_comparison): Don't simplify subregs from INT to FP.
2715 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
2716 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
2717 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
2718 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
2719 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
2720 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
2722 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2724 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
2725 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
2727 (adddi_dilshr32, adddi_dishl32): Only data register can be
2728 source for mem destination.
2730 * expmed.c (store_bit_field): Ignore adjustment to bitpos
2731 and use bitnum to decide about register move.
2733 2001-08-27 Richard Henderson <rth@redhat.com>
2735 * genattr.c (main): Emit state_t even when not doing scheduling.
2737 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2738 Richard Henderson <rth@redhat.com>
2740 * gcse.c (reg_first_set, reg_last_set): Replace with ...
2741 (reg_avail_info, current_bb): ... these.
2742 (oprs_unchanged_p, record_last_reg_set_info): Use them.
2743 (compute_hash_table): Likewise.
2745 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2747 * flow.c (verify_flow_info): Use checksums to verify edges.
2749 2001-08-27 Richard Henderson <rth@redhat.com>
2751 * genautomata.c (expand_automata): Always create a description.
2753 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2755 * optabs.c (expand_binop): Correctly handle the carry in multiword
2756 add/subtract operations.
2758 2001-08-27 Fred Fish <fnf@be.com>
2760 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
2763 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2765 * reload.c (find_reloads_toplev): Back out this change:
2767 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
2769 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
2770 mem if the address is a mode_dependent_address_p.
2772 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2774 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
2775 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
2776 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
2779 * genattr.c (main): New variable num_insn_reservations. Increase
2780 it if there is DEFINE_INSN_RESERVATION. Output automaton based
2781 pipeline hazard recognizer interface.
2783 * genattrtab.h: New file.
2785 * genattrtab.c: Include genattrtab.h.
2786 (attr_printf, check_attr_test, make_internal_attr,
2787 make_numeric_value): Move protypes into genattrtab.h. Define them
2789 (num_dfa_decls): New global variable.
2790 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
2791 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
2792 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
2793 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
2795 * genautomata.c: New file.
2797 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
2799 * sched-int.h: (curr_state): Add the external definition for
2800 automaton pipeline interface.
2801 (haifa_insn_data): Add comments for members blockage and units.
2803 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2804 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2805 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2806 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2807 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2808 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2809 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
2811 (TARGET_SCHED): Use the new macros.
2813 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
2814 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
2815 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
2816 dfa_bubble): New members in gcc_target.sched.
2818 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
2819 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
2820 (insn_queue): Redefine it as pointer to array.
2821 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
2823 (max_insn_queue_index_macro_value): New variable.
2824 (curr_state, dfa_state_size, ready_try): New varaibles for
2825 automaton interface.
2826 (ready_element, ready_remove, max_issue): New function prototypes
2827 for automaton interface.
2828 (choose_ready): New function prototype.
2829 (insn_unit, blockage_range): Add comments.
2830 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
2831 FUNCTION_UNITS_SIZE == 0.
2832 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
2833 actual_hazard, potential_hazard): Add comments.
2834 (insn_cost): Use cost -1 as undefined value. Remove
2835 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
2837 (ready_element, ready_remove): New functions for automaton
2839 (schedule_insn): Add new code for automaton pipeline interface.
2840 (queue_to_ready): Add new code for automaton pipeline interface.
2841 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
2842 (debug_ready_list): Print newline when the queue is empty.
2843 (max_issue): New function for automaton pipeline interface.
2844 (choose_ready): New function.
2845 (schedule_block): Add new code for automaton pipeline interface.
2846 Print ready list before scheduling each insn.
2847 (sched_init): Add new code for automaton pipeline interface.
2848 Initiate insn cost by -1.
2849 (sched_finish): Free the current automaton state and finalize
2850 automaton pipeline interface.
2852 * sched-rgn.c: Include target.h.
2853 (init_ready_list, new_ready, debug_dependencies): Add new code for
2854 automaton pipeline interface.
2856 * sched-vis.c: Include target.h.
2857 (get_visual_tbl_length): Add code for automaton interface.
2858 (target_units, print_block_visualization): Add comments.
2860 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2861 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2862 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2863 (getruntime.o, genautomata.o): New entries.
2864 (genattrtab.o): Add new dependency file genattrtab.h.
2865 (genattrtab): Add new dependencies. Link it with `libm.a'.
2866 (getruntime.o, hashtab.o): New entries for canadian cross.
2868 * doc/md.texi: Description of automaton based model.
2870 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2872 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2873 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2874 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2875 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2876 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2877 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2878 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2880 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2881 MAX_DFA_ISSUE_RATE): New macro descriptions.
2883 * doc/contrib.texi: Add dfa based scheduler contribution.
2885 * doc/gcc.texi: Add more information about genattrtab.
2887 2001-08-27 Diego Novillo <dnovillo@redhat.com>
2889 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
2892 2001-08-27 Richard Henderson <rth@redhat.com>
2894 * function.c (expand_function_end): Don't init arg_pointer_save_area.
2895 (get_arg_pointer_save_area): New. Create an init it here.
2896 (fix_lexical_addr): Use it.
2897 * function.h: Declare it.
2898 * builtins.c (expand_builtin_setjmp_receiver): Use it.
2899 * stmt.c (expand_nl_goto_receiver): Use it.
2901 2001-08-27 Richard Henderson <rth@redhat.com>
2903 * final.c (final_scan_insn): Don't enter APP_ON mode for
2906 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
2907 alignment for assemble_integer for DW_EH_PE_aligned.
2908 * except.c (output_function_exception_table): Likewise.
2910 2001-08-26 Andreas Jaeger <aj@suse.de>
2912 * c-tree.h: Add prototyp for c_sizeof_nowarn.
2914 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
2916 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
2918 2001-08-27 Alan Modra <amodra@bigpond.net.au>
2920 * config/rs6000/rs6000.c (mask_operand): Rewrite without
2922 (mask64_operand): Likewise.
2923 (rldic_operand): Delete.
2924 (includes_lshift64_p): Delete.
2925 (includes_rldic_lshift_p): New function.
2926 (includes_rldicr_lshift_p): New function.
2927 (print_operand): Don't call rldic_operand in case 'W'.
2928 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
2929 (includes_lshift64_p): Remove.
2930 (includes_rldic_lshift_p): Declare.
2931 (includes_rldicr_lshift_p): Declare.
2932 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
2933 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
2934 Replace match_operand rldic_operand predicate with
2935 const_int_operand. Replace includes_lshift64_p condition with
2936 includes_rldic_lshift_p.
2937 <ashldi3_internal 64 bit rldicr patterns>: New.
2939 2001-08-27 Andreas Jaeger <aj@suse.de>
2941 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2942 * errors.c: Likewise.
2943 * final.c: Likewise.
2944 * dwarf2asm.c: Likewise.
2945 * doprint.c (checkit): Likewise.
2946 * diagnostic.c: Likewise.
2947 * collect2.c: Likewise.
2948 * calls.c: Likewise.
2949 * c-semantics.c (build_stmt): Likewise.
2950 * c-format.c (status_warning): Likewise.
2951 * c-errors.c (pedwarn_c99): Likewise.
2952 * builtins.c (validate_arglist): Likewise.
2953 * config/pj/pj.c (pj_printf): Likewise.
2954 * fix-header.c: Likewise.
2956 * gcov.c (fnotice): Likewise.
2957 * gensupport.c (message_with_line): Likewise.
2958 * mips-tfile.c: Likewise.
2959 * protoize.c (notice): Likewise.
2960 * read-rtl.c (fatal_with_file_and_line): Likewise.
2961 * rtl-error.c: Likewise.
2962 * tradcpp.c: Likewise.
2964 * cp/tree.c (build_min_nt): Likewise.
2965 (build_min): Likewise.
2966 * cp/lex.c: Likewise.
2967 * cp/errfn.c: Likewise.
2968 * cp/rtti.c (create_pseudo_type_info): Likewise.
2970 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2972 * df.c (df_uses_record): Return after recording all uses
2975 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2977 * df.c (df_insn_modify): Realloc the INSN table here, if
2978 necessary, here, too.
2980 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2982 * config/mips/mips.c (mips_function_value): Handle complex return
2985 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2987 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2989 * reload.c (make_memloc): Copy result if it is still
2990 reg_equiv_memory_loc[regno] on return.
2991 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2992 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2993 reg_equiv_mem are modified by the substitutions.
2995 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2997 * predict.c (expensive_function_p): New.
2998 * rtl.h (expensive_function_p): Declare.
2999 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3000 (use_fast_prologue_epilogue): New static variable.
3001 (expand_prologue): Set it; emit short prologues if unset.
3002 (expand_epilogue): Likewise.
3004 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3006 * config.gcc: Add stormy16-*-elf case.
3007 * config/stormy16/stormy-abi: New file.
3008 * config/stormy16/stormy16-lib2.c: New file.
3009 * config/stormy16/stormy16-protos.h: New file.
3010 * config/stormy16/stormy16.c: New file.
3011 * config/stormy16/stormy16.h: New file.
3012 * config/stormy16/stormy16.md: New file.
3013 * config/stormy16/t-stormy16: New file.
3015 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3017 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3019 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3021 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3022 descriptor members are pointer size, not constant 4.
3023 * config/rs6000/rs6000.md (define_splits): Remove more unused
3026 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3028 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3030 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3032 * cp/rtti.c (VPARAMS): Fix parameter.
3034 2001-08-24 Zack Weinberg <zackw@panix.com>
3036 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3038 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3040 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3041 in if controlling use of insv.
3042 (extract_bit_field): Likewise, for extv and extzv.
3044 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3046 * i386.md (movcc peep2): Fix load of 0.
3048 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3050 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3051 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3053 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3055 * c-pragma.h: Move weak_syms and weak_decls...
3056 * varasm.c: ...here. Now static.
3057 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3058 depend on HANDLE_PRAGMA_WEAK.
3060 * c-common.c (c_alignof, c_alignof_expr): Move here...
3061 * c-typeck.c: ...from here.
3062 * c-tree.h, c-common.h: Adjust.
3064 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3066 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3067 instead of incrementing it.
3069 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3070 asm ready, don't try to move them all into the same array element.
3072 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3074 * function.c (thread_prologue_and_epilogue_insns): Avoid
3075 fallthru flag on edge to exit.
3077 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3079 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3082 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3084 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3085 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3086 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3089 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3091 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3092 replace "GNU CC" with "GCC".
3094 2001-08-23 Richard Henderson <rth@redhat.com>
3096 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3097 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3098 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3099 Need GR between FR and not GR_AND_FR.
3100 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3101 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3102 AR regs before GR regs.
3103 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3104 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3105 (REGISTER_MOVE_COST): Update.
3106 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3108 2001-08-23 Richard Henderson <rth@redhat.com>
3110 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3113 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3115 * reload1.c (emit_reload_insns): Don't look for notes
3116 on a NULL store_insn.
3118 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3120 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3121 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3122 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3123 format specifier warnings.
3124 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3126 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3128 * config/i386/i386-protos.h: Correct declaration of
3129 i386_pe_asm_named_section.
3131 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3133 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3135 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3137 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3139 * cpperror.c (print_location): Don't show _Pragma.
3140 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3141 and file change callback generation here.
3142 (stack_include_file): Update use of cpp_push_buffer.
3143 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3144 (struct cpp_buffer): Remove type, pfile members.
3145 * cppinit.c (cpp_handle_option): Use free_chain.
3146 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3147 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3148 a cpp_reader rather than a cpp_buffer.
3149 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3150 skip_line_comment, parse_string, lex_percent, lex_dot,
3151 _cpp_lex_token): Update accordingly.
3152 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3154 (cpp_push_buffer): Update prototype.
3155 (run_directive): Update use of cpp_push_buffer.
3156 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3157 handle_assertion): Update use of run_directive.
3158 * cpplib.h (enum cpp_buffer_type): Remove.
3159 (cpp_push_buffer): Update prototype.
3160 * fix-header.c (read_scan_file): Update.
3162 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3164 * gcc.c (struct prefix_list): Change prefix to const char *.
3166 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3168 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
3170 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
3172 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
3175 * jump.c (squeeze_notes): Take parms by reference. Handle END being
3178 * ifcvt.c (dead_or_predicable): Adjust.
3179 * loop.c (find_and_verify_loops): Adjust.
3180 * stmt.c (expand_end_case): Adjust.
3181 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
3182 head and end insn pointers in the basic block, not just local copies.
3183 (merge_blocks_move_predecessor_nojumps): Likewise.
3185 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
3187 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
3188 bitmap.h, builtin-types.def, builtins.c, builtins.def,
3189 c-aux-info.c, c-common.c, c-common.def, c-common.h,
3190 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
3191 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
3192 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
3193 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
3194 conditions.h, config.gcc, configure.frag, configure.in,
3195 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
3196 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
3197 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
3198 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
3199 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
3200 emit-rtl.c, errors.c, errors.h, except.c, except.h,
3201 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
3202 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
3203 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
3204 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
3205 gencheck.c, gencodes.c, genconfig.c, genemit.c,
3206 genextract.c, genflags.c, gengenrtl.c, genmultilib,
3207 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
3208 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
3209 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
3210 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
3211 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
3212 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
3213 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
3214 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
3215 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
3216 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
3217 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
3218 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
3219 params.h, predict.c, predict.def, predict.h, prefix.c,
3220 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
3221 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
3222 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
3223 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
3224 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
3225 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
3226 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
3227 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
3228 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
3229 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
3230 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
3231 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
3232 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
3233 xcoffout.h: replace "GNU CC" with "GCC".
3235 2001-08-21 Richard Henderson <rth@redhat.com>
3237 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
3238 (final_scan_insn): Consider jump tables data even if we have no
3239 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
3241 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
3242 (ASM_OUTPUT_CASE_END): Remove.
3243 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
3244 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
3245 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3247 2001-08-21 Richard Henderson <rth@redhat.com>
3249 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
3250 at barrier insns. Emit stop bits before barriers.
3252 * flow.c (flow_find_cross_jump): Don't consider unconditional
3253 return insns for commoning.
3255 * final.c (compute_alignments): Fix typo.
3257 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
3258 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
3259 (store_bit_field): Use mode_for_extraction more places.
3260 (extract_bit_field): Likewise.
3262 2001-08-21 Zack Weinberg <zackw@panix.com>
3264 * caller-save.c: Don't include insn-codes.h.
3265 (reg_save_code, reg_restore_code): Make arrays of int.
3266 All uses updated to match.
3267 (insert_save, insert_restore): No need to initialize "code"
3268 variable upon declaration.
3269 * Makefile.in: update dependencies; fix typo in clean rule.
3271 2001-08-21 Richard Henderson <rth@redhat.com>
3273 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
3274 (merge_if_block): Handle fallout from same.
3276 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3278 * builtins.c (type_to_class): Fix typo in last change.
3280 2001-08-21 Richard Henderson <rth@redhat.com>
3282 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
3283 ia64_asm_output_label.
3285 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
3286 copy of gp while the real gp register contains garbage.
3288 2001-08-21 Zack Weinberg <zackw@panix.com>
3290 * expmed.c (mode_for_extraction): New function.
3291 (store_bit_field, extract_bit_field): Use it.
3292 * expr.h: Prototype it and provide an enum for its first argument.
3294 * combine.c, function.c, recog.c: Don't include insn-codes.h.
3295 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
3296 and digging through the insn_data tables.
3297 * Makefile.in: Update dependencies.
3299 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3301 * cppfiles.c (stack_include_file): line-map.c now handles include
3303 (handle_missing_handler): Similarly.
3304 (_cpp_execute_include): Similarly.
3305 (_cpp_pop_file_buffer): Similarly.
3306 * cpphash.h (struct cpp_reader): Remove system_include_depth,
3307 buffer_stack_depth and include_depth.
3308 * cpplib.c (do_include_common): line-map.c now handles include depth.
3309 (cpp_push_buffer): Similarly.
3310 (_cpp_pop_buffer): Similarly.
3311 * cppmacro.c (builtin_macro): Update.
3312 * line-map.c (init_line_maps): Set depth.
3313 (add_line_map): Increment "used" earlier. Update and use the
3315 (trace_include): Use the include depth.
3316 * line-map.h (struct line_maps): New member depth.
3318 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3320 * cppfiles.c (stack_include_file): Don't handle -H here.
3321 * cppinit.c (cpp_start_read): Set include tracing after
3322 cpp_post_options and after stacking the main file.
3323 * line-map.c (trace_include): New.
3324 (init_line_maps, add_line_map): Update.
3325 * line-map.h (struct line_maps): New member trace_includes.
3327 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3329 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
3330 * cppfiles.c (stack_include_file): Only stack a file if there
3331 is something to do. Return a boolean indicating whether a
3332 buffer was stacked or not.
3333 (_cpp_execute_include): Similarly.
3334 (_cpp_read_file): Similarly.
3335 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
3337 2001-08-21 Sam Steingold <sds@gnu.org>
3339 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
3340 (RECACHE): keep obufp_before_macroname up to date
3342 2001-08-21 Zack Weinberg <zackw@panix.com>
3344 * stmt.c: Don't include insn-codes.h.
3345 (expand_end_case): Machine specific logic moved to expr.c.
3346 No need to worry about __builtin_classify_type.
3347 (check_for_full_enumeration_handling, emit_case_nodes):
3350 * builtins.o (expand_builtin_classify_type): Split up so code
3351 can be shared with fold_builtin_classify_type.
3352 (type_to_class, fold_builtin_classify_type): New functions.
3353 (fold_builtins): Handle __builtin_classify_type.
3355 * expr.c (do_tablejump): Now static.
3356 (case_values_threshold, try_casesi, try_tablejump): New;
3357 code mostly from stmt.c (expand_end_case).
3358 (expr.h): Update prototypes.
3360 * Makefile.in (stmt.o): Update dependencies.
3362 2001-08-21 Will Cohen <wcohen@redhat.com>
3364 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
3365 declaration of variable i.
3366 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
3367 declaration of variable i.
3369 2001-08-21 Richard Henderson <rth@redhat.com>
3371 * crtstuff.c: Fix thinko last change. Move list tails to start
3372 of CRT_END section. Tidy ifdefs.
3373 (__EH_FRAME_BEGIN__): Always static for ELF.
3374 (__do_global_ctors_1): Rename from __frame_dummy.
3375 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
3376 name change; don't hide __EH_FRAME_BEGIN__.
3378 2001-08-21 Richard Henderson <rth@redhat.com>
3380 * gdbinit.in: Move break on exit after break on fancy_abort.
3382 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
3385 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3387 * cpphash.h (_cpp_push_next_buffer): New.
3388 * cppinit.c (do_includes): Remove.
3389 (push_include, free_chain, _cpp_push_next_buffer): New.
3390 (cpp_start_read): Use them to rework command line option handling.
3391 (cpp_handle_option): Combine handling of -include and -imacros.
3392 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
3393 appropriate. Always insert missing \n at EOF.
3394 * cpplib.c (start_directive): Get the directive position right.
3395 * cppmain.c (cb_file_change): Always print the first line, unless
3398 2001-08-20 Andreas Jaeger <aj@suse.de>
3400 * profile.c (compute_branch_probabilities): Remove extra new-line
3402 * flow.c (verify_flow_info): Likewise.
3404 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3406 * basic-block.h (basic_block): Add new field 'flags'.
3407 (BB_REACHABLE): Define.
3408 (expunge_block): Declare.
3409 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
3410 (EXIT_BLOCK_PTR): Ditto.
3411 (expunge_block): Remove static declaration.
3412 (cleanup_cfg): Clear bb->aux on every basic block.
3413 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
3414 computing reachability.
3415 (delete_unreachable_blocks): Delete block b if b->flags has
3418 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3420 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
3422 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3424 * sparc.c (sparc_variable_issue): Fix typo in last change.
3426 2001-08-20 Richard Henderson <rth@redhat.com>
3428 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
3430 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
3432 * pa.h (RETURN_IN_MEMORY): Improve comment.
3434 2001-08-20 Janis Johnson <janis187@us.ibm.com>
3436 * doc/invoke.texi (Profiling options): Clarify the interactions
3437 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
3439 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
3441 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
3444 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3446 * gcc.c (make_relative_prefix): Allocate a sufficiently large
3449 2001-08-20 Richard Henderson <rth@redhat.com>
3451 * final.c (end_final): Fix typo last change.
3453 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
3455 * cppinit.c (init_standard_includes): The returned buffer
3456 is already malloc-ed.
3457 * gcc.c (add_prefix): Similarly.
3458 * prefix.c (translate_name): Update to support clear buffer
3460 (update_path): Similarly. Be sure to free any newly allocated
3461 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
3463 * prefix.h (update_path): Update prototype and document.
3464 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
3465 up and update to new buffer ownership rules.
3466 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
3468 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3470 * final.c (compute_alignments): New function.
3471 (init_insn_lengths): Do not care label_align.
3472 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
3473 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
3474 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
3475 (shorted_branches): Realloc label_align array; do
3476 not call init_insn_lengths; Do not care about loop alignments.
3477 * output.h (compute_alignments): Declare.
3478 * toplev.c (rest_of_compilation): Call compute_alignments.
3479 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
3481 * predict.c (block_info_def): Add npredecesors, remove nvisited;
3482 change visited to tovisit.
3483 (propagate_freq): Use faster traversing algorithm.
3484 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
3485 to tovisit; reverse meaning.
3487 * predict.c (struct block_info_def): Remove nvisited.
3488 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3489 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3491 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
3493 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
3494 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
3495 (TARGET_FUSED_MADD): New.
3496 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
3497 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
3498 the multiply-add instructions.
3500 2001-08-19 Richard Henderson <rth@redhat.com>
3502 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
3503 is aligned to pointer size.
3505 2001-08-19 Richard Henderson <rth@redhat.com>
3507 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
3508 display markers during final schedule.
3510 2001-08-19 Richard Henderson <rth@redhat.com>
3512 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
3514 2001-08-19 Richard Henderson <rth@redhat.com>
3516 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
3518 (ASM_NAME_TO_STRING): Remove.
3519 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
3520 in the same string. Remove support for expressions.
3522 2001-08-19 Richard Henderson <rth@redhat.com>
3524 * config/i386/i386.md (tablejump): Make an expander; handle
3525 pic relative addressing here.
3526 (tablejump_1): Rename from tablejump_pic.
3529 2001-08-19 Richard Henderson <rth@redhat.com>
3531 * regclass.c (fix_register): Fix typo.
3533 2001-08-18 Richard Henderson <rth@redhat.com>
3535 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
3536 (struct _Unwind_Context): Expand br_loc to hold it.
3537 (uw_frame_state_for): Handle leaf functions better.
3538 (uw_update_reg_address): Update for br_loc change.
3540 2001-08-18 Richard Henderson <rth@redhat.com>
3542 * crtstuff.c: Move list heads before code that uses them.
3543 (__JCR_LIST__): Remove initial null.
3544 (frame_dummy, __frame_dummy): Do java registration here ...
3545 (__do_global_ctors_aux): ... not here.
3547 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
3548 (__do_global_dtors_aux): Update to match.
3549 (__JCR_LIST__, __do_jv_register_classes): New.
3551 * config/ia64/crtend.asm (__JCR_END__): New.
3552 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
3553 instead of an indirect LTOFF22 reloc.
3555 2001-08-18 Richard Henderson <rth@redhat.com>
3557 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
3558 * regclass.c (init_reg_sets_1): Fix typo.
3559 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
3560 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
3561 (ia64_compute_frame_size): Make ar.unat live when in use.
3562 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
3563 for ar.pfs; remove ar.unat handling.
3564 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
3566 (PREDICATE_CODES): Add ar_pfs_reg_operand.
3567 * config/ia64/ia64-protos.h: Update decls.
3568 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
3569 (sibcall_pic): Likewise.
3571 2001-08-18 Richard Henderson <rth@redhat.com>
3573 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
3574 pred_rel_mutex when searching for insn_group_barrier.
3575 * config/ia64/ia64.md (cycle_display): Combine the expander
3578 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
3579 bit before asm as needed.
3581 2001-08-18 Richard Henderson <rth@redhat.com>
3583 * timevar.def (TV_MACH_DEP): New.
3584 * toplev.c (rest_of_compilation): Use it.
3585 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
3587 2001-08-18 Zack Weinberg <zackw@panix.com>
3589 * unwind-dw2.c (execute_stack_op): Add default aborts to
3590 the inner switches to prevent warnings.
3592 2001-08-18 Richard Henderson <rth@redhat.com>
3594 * timevar.h (struct timevar_time_def): Change element type to float.
3595 (ticks_to_msec, clocks_to_msec): Likewise.
3596 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
3597 (get_time): Likewise.
3598 (timevar_print): Adjust zero check and printing to match.
3600 2001-08-18 Zack Weinberg <zackw@panix.com>
3602 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
3603 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
3604 Eliminate overfull or underfull hboxes.
3606 2001-08-18 Zack Weinberg <zackw@panix.com>
3608 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3610 2001-08-18 Zack Weinberg <zackw@panix.com>
3612 * haifa-sched.c: Convert to target hooks. Macros replaced
3613 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
3614 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
3615 MD_SCHED_FINISH, and HAVE_cycle_display.
3616 * target-def.h (TARGET_SCHED_ADJUST_COST,
3617 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
3618 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
3619 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
3620 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
3621 New hook #defines to be overridden.
3622 (TARGET_SCHED): Bring them all together.
3623 (TARGET_INITIALIZER): Update.
3624 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
3625 instead of 'struct rtx_def *' throughout.
3626 (struct sched): New set of hooks for the scheduler.
3627 * Makefile.in (haifa-sched.o): Depend on target.h.
3628 * doc/tm.texi: Document the new scheduler hooks, together in
3629 their own section, instead of scattered around.
3630 Fix a bunch of underfull/overfull hboxes.
3632 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
3633 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
3634 sparc.h: Don't define any of the old scheduler macros.
3636 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
3637 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
3638 sparc.c: Create hook functions from code extracted from
3639 corresponding target header, or make existing hooks static, as
3640 appropriate. Set the appropriate entries in targetm.
3642 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
3643 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
3644 rs6000-protos.h, s390-protos.h, sparc-protos.h:
3645 Remove prototypes for functions which are now static.
3647 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
3648 related gunk; the Haifa scheduler is now the only choice.
3650 2001-08-18 Zack Weinberg <zackw@panix.com>
3652 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
3653 * genopinit.c: Put floating point divide insns in sdiv_optab.
3654 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
3655 * config/gofast.h, config/c4x/c4x.h,
3656 config/ia64/hpux_longdouble.h, config/mips/mips.h,
3657 config/pa/long_double.h, config/rs6000/sysv4.h,
3658 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
3659 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
3660 (init_optabs): Use init_optabv for overflow-trapping optabs.
3661 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
3662 cmp_optab RTX codes so have_insn_for can find them.
3664 * optabs.c (expand_simple_binop, expand_simple_unop,
3665 have_insn_for, gen_sub3_insn): New interfaces.
3666 * expr.h: Prototype new functions.
3667 (enum optab_methods): Move here from optabs.h.
3669 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
3670 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
3671 Use new functions instead of working directly with optabs.
3672 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
3673 unroll.c: Don't include optabs.h.
3674 * caller-save.c, combine.c, function.c, stmt.c: Just include
3675 insn-codes.h, not optabs.h.
3676 * Makefile.in: Update dependencies.
3678 * combine.c (make_compound_operation, simplify_comparison):
3679 Fix typos testing for this or that instruction.
3681 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3683 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
3684 generating libgcc.a.
3686 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3688 * except.c (TYPE_HASH): Delete.
3690 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
3693 * tree.c (TYPE_HASH): Delete.
3695 * tree.h (TYPE_HASH): Define.
3697 2001-08-18 Graham Stott <grahams@redhat.com>
3699 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
3701 (adddi3_internal_2+2): Likewise.
3702 (eh_set_lr_di+1): Likewise.
3704 2001-08-17 Richard Henderson <rth@redhat.com>
3706 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3707 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
3708 * dwarf2asm.c: ... here.
3709 * dwarfout.c: Remove them.
3711 * varasm.c (assemble_integer): Add align parameter.
3712 (assemble_real, output_constant, output_constructor): Likewise.
3713 * output.h: Update decls.
3714 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
3715 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
3716 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
3717 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
3718 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
3721 * final.c (end_final): Abort profile block generation if we
3722 havn't layed it out properly.
3723 * output.h (assemble_eh_integer): Remove stale decl.
3724 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
3726 (assemble_integer): Handle unaligned data.
3727 (assemble_real): Abort on unaligned data.
3728 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
3730 (default_dtor_section_asm_out_destructor): Use assemble_align.
3731 (default_named_section_asm_out_constructor): Likewise.
3732 (default_ctor_section_asm_out_constructor): Likewise.
3733 * config/darwin.c (machopic_asm_out_constructor): Likewise.
3734 (machopic_asm_out_destructor): Likewise.
3735 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
3736 (nextstep_asm_out_destructor): Likewise.
3737 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
3738 (vms_asm_out_destructor): Likewise.
3740 2001-08-17 Richard Henderson <rth@redhat.com>
3742 * config/mips/iris6.h (TARGET_IRIX6): New.
3743 (current_section_name, current_section_flags): New.
3744 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
3745 (MAX_OFILE_ALIGNMENT): New.
3746 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
3747 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
3748 (copy_file_data): Split out from
3749 (mips_asm_file_end): ... here.
3750 (mips_asm_file_start): Remove extra .section directive. Use
3751 tmpfile instead of mips_make_temp_file.
3752 (mips_unique_section): Use const char * as needed for warnings.
3753 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
3754 re-add align parameter.
3755 (iris6_asm_named_section): New.
3756 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
3757 (iris6_asm_output_align, iris6_section_align_1): New.
3758 (iris6_asm_file_start, iris6_asm_file_end): New.
3759 * config/mips/mips-protos.h: Update decls.
3761 2001-08-17 Janis Johnson <janis187@us.ibm.com>
3763 * doc/install.texi (Install GCC): Add links to build status pages.
3765 (Final install): Ditto; request updates for specific info
3767 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
3769 * cpperror.c (print_location): Don't take a file name; use the
3771 (_cpp_begin_message): Similarly.
3772 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3773 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3774 (cpp_pedwarn_with_file_and_line): Remove.
3775 * cppfiles.c (stack_include_file): Update; set filename to stdin
3776 here when appropriate.
3777 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
3778 (_cpp_begin_message): Don't take a file name.
3779 * cppinit.c: Add comment.
3780 * cpplex.c: Fix end-of-directive indicator.
3781 * cpplib.c: Don't include intl.h.
3782 (run_directive, do_diagnostic): Update.
3783 (do_line): Update to not use nominal_fname.
3784 (cpp_push_buffer): Don't take a filename.
3785 * cpplib.h (struct ht): Remove.
3786 (cpp_push_buffer): Don't take a filename.
3787 (cpp_pedwarn_with_file_and_line): Remove.
3788 * cppmacro.c (struct cpp_macro): Remove file.
3789 (builtin_macro): Update.
3790 (_cpp_create_definition): Update.
3791 * cppmain.c: Correct comment.
3792 * fix-header.c (read_scan_file): Update.
3794 2001-08-17 Kazu Hirata <kazu@hxi.com>
3796 * sbitmap.c: Fix comment formatting.
3797 * sched-deps.c: Likewise.
3798 * sibcall.c: Likewise.
3799 * simplify-rtx.c: Likewise.
3801 * ssa-ccp.c: Likewise.
3802 * stor-layout.c: Likewise.
3803 * timevar.c: Likewise.
3804 * toplev.c: Likewise.
3805 * unwind-dw2.c: Likewise.
3806 * unwind-dw2-fde.c: Likewise.
3807 * varasm.c: Likewise.
3809 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3811 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
3812 or larger than an integer in memory.
3814 2001-08-17 Zack Weinberg <zackw@panix.com>
3816 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
3817 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
3818 * rtl.h: Don't forward-declare union tree_node here. Don't
3819 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
3820 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3821 and tree respectively.
3822 * tree.h: Don't forward-declare struct rtx_def here. Don't
3823 typedef tree here. Change all uses of struct rtx_def *,
3824 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3825 and tree respectively.
3827 2001-08-17 Richard Henderson <rth@redhat.com>
3829 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
3830 config/mips/openbsd.h: Fix typos last change.
3832 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3834 * doc/invoke.texi (Optimize Options): The default for
3835 -finline-limit is 600.
3837 2001-08-17 Richard Henderson <rth@redhat.com>
3839 * varasm.c (text_section): Allow TEXT_SECTION to override the
3840 printing of TEXT_SECTION_ASM_OP.
3841 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
3842 (DATA_SECTION, BSS_SECTION): Remove.
3843 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
3844 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
3845 Rename from s/_NAME//.
3846 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
3847 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
3848 (TEXT_SECTION): ... here. New.
3849 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
3850 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
3851 * config/mips/openbsd.h: Likewise.
3852 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
3853 (mips_asm_file_end): Likewise test.
3854 (mips_output_function_epilogue): Likewise. Switch back to data
3855 section after emitting the function.
3857 * doc/tm.texi (Sections): Document TEXT_SECTION.
3859 2001-08-17 Richard Henderson <rth@redhat.com>
3861 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
3862 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
3864 2001-08-17 Richard Henderson <rth@redhat.com>
3866 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
3867 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
3868 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
3869 Add aligned attribute.
3871 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
3873 * config/sh/sh.md: Add modes to unspecs in first insn to match
3874 those in the second.
3876 * Makefile.in: Fix collect2 copy for Cygwin.
3878 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3880 Install the proper patch.
3881 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3882 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3883 (expand_function_start): Likewise.
3884 * stmt.c (expand_decl): Likewise.
3885 * varasm.c (make_decl_rtx): Likewise.
3887 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3889 * final.c: Undo my previous accidental checkin.
3890 * output.h: Likewise.
3891 * tm.texi: Likewise.
3893 2001-08-16 Richard Henderson <rth@redhat.com>
3895 * varasm.c (named_section_flags): Remove align parameter.
3896 * varasm.c, dwarf2out.c: Update all callers.
3897 * output.h: Update prototypes.
3899 * target.h (target.asm_out.named_section): Remove align parameter.
3900 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
3901 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
3902 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
3903 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
3904 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
3906 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
3907 (get_named_section_flags, set_named_section_flags): New.
3908 (named_section_flags): Use them.
3909 (named_section): Do decl vs section flags check here...
3910 (default_section_type_flags): ... not here.
3911 (init_varasm_once): Create in_named_htab.
3912 (resolve_unique_section): Mark reloc unused.
3914 2001-08-16 Richard Henderson <rth@redhat.com>
3916 * varasm.c (force_const_mem): Keep pool alignment in bits.
3917 (output_constant_pool): Use assemble_align.
3919 2001-08-16 Zack Weinberg <zackw@panix.com>
3921 * doc/tm.texi: Remove extra @table command.
3923 2001-08-16 Zack Weinberg <zackw@panix.com>
3925 * final.c (shorten_branches): Clear the end of the label_align
3926 array only if we made it larger. Break up messy expressions
3929 * diagnostic.c (internal_error): Check for error recursion
3930 before doing ICE suppression.
3932 * timevar.c: Timing variables now count in milliseconds.
3933 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
3934 (get_time): Not here.
3935 (timevar_print): Don't print any timer whose user, cpu, and
3936 wall times are all zero as displayed.
3937 * timevar.h: Update comment aboout units. Make timevar
3940 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3942 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3943 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3944 (expand_function_start): Likewise.
3945 * stmt.c (expand_decl): Likewise.
3946 * varasm.c (make_decl_rtx): Likewise.
3948 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3950 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3951 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3953 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3955 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3958 2001-08-16 Andreas Jaeger <aj@suse.de>
3960 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3963 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3965 * rtl.h (only_sets_cc0_p): New prototype.
3966 * jump.c (sets_cc0_p): Handle INSN.
3967 (only_sets_cc0_p): New function.
3968 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3969 (tidy_fallthru_edge): Likewise.
3970 * integrate.c (copy_insn_list): Likewise.
3971 * unroll.c (unroll_loop): Likewise.
3972 (copy_loop_body): Likewise.
3974 2001-08-15 Jason Eckhardt <jle@redhat.com>
3976 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3978 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3980 * predict.c (struct block_info_def): Remove nvisited.
3981 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3982 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3984 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3985 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3988 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3990 * predict.def: Update hitrates.
3992 2001-08-15 Richard Henderson <rth@redhat.com>
3994 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3996 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3998 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3999 note from its associated jump.
4001 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4003 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
4004 also on 64-bit s390x targets.
4006 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
4008 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
4010 (arm_expand_prologue): Handled nested functions which take a
4011 variable argument list.
4012 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
4013 macro with an invocation of
4014 arm_compute_initial_elimination_offset.
4015 * config/arm/arm-protos.h: Prototype
4016 arm_compute_initial_elimination_offset.
4018 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4020 * doc/install.texi (Specific, avr): Fix markup.
4021 (Specific, c4x): Ditto.
4023 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4025 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4027 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4029 * Makefile.in (OBJS): Add rtl-error.o
4030 (rtl-error.o): New rule.
4031 (diagnostic.o): Adjust dependency.
4032 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4033 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4034 warning_for_asm): Move to...
4035 rtl-error.c: ...here. New file.
4037 2001-08-14 Richard Henderson <rth@redhat.com>
4039 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4040 if USING_SJLJ_EXCEPTIONS.
4042 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4044 * tlink.c (scan_linker_output): Check string for unsatisfied in
4045 addition to undefined and unresolved.
4047 2001-08-14 Graham Stott <grahams@redhat.com>
4049 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4050 EH_FRAME_SECTION_NAME.
4052 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4054 * genattrtab.c (simplify_test_exp_in_temp): New function.
4055 (simplify_test_exp): Avoid explicit use of temporary obstack.
4056 (simplify_cond, insert_right_side, evaluate_eq_attr,
4057 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4058 Use simplify_test_exp_in_temp.
4059 (optimize_attrs): Iterate until expression stabilizes.
4061 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4063 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4064 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4066 2001-08-13 Richard Henderson <rth@redhat.com>
4068 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4069 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4070 * config/arm/conix-elf.h: Likewise.
4072 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4074 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4076 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4078 * gcse.c (hash_scan_set): Expressions that are set as part of
4079 jump instructions are not available.
4081 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4083 * config/s390/s390.c (print_operand, s390_function_prologue,
4084 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4086 2001-08-13 Richard Henderson <rth@redhat.com>
4088 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4089 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4090 * doc/tm.texi (Exception Region Output): Document it.
4092 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4094 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4095 DWARF2 instead of stabs by default.
4097 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4099 * config/rs6000/rs6000.c: Include optabs.h.
4101 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4103 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4104 save/restore routines.
4105 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4107 2001-08-13 Andreas Jaeger <aj@suse.de>
4109 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4110 the english is correct.
4112 2001-08-13 Zack Weinberg <zackw@panix.com>
4114 * expr.h: Split out optab- and libfunc-related code to...
4115 * optabs.h, libfuncs.h: ... these new headers.
4117 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4119 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4121 * mkconfig.sh: Don't include insn-codes.h from config.h.
4123 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4124 enum insn_code is available. Move reload_in_optab and
4125 reload_out_optab array declarations to optabs.h.
4126 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4127 there, prototype in expr.h.
4128 * gencodes.c: Cleanup: zap global variables, don't use
4129 printf where puts will do, don't bother defining MAX_INSN_CODE
4130 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4132 * genemit.c, genopinit.c: Include optabs.h in generated file.
4133 * genoutput.c: Include insn-codes.h in generated file.
4134 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4135 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4136 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4137 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4138 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4139 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4141 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4142 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4143 config/m88k/m88k.c, config/sparc/sparc.c:
4145 * reload.c: Include expr.h and optabs.h before reload.h.
4146 * config/alpha/alpha.c: Include tree.h before reload.h.
4147 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4148 and reload.h in that order.
4149 * config/sparc/sparc.c: Include debug.h.
4150 * recog.c: Include insn-codes.h.
4152 2001-08-13 Andreas Jaeger <aj@suse.de>
4154 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4157 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4159 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4160 * gcc.c (init_spec): Fix typo in comment.
4161 * varasm.c (data_section): Fix typo in comment.
4163 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4165 * predict.c (dump_prediction): New argument "USED".
4166 (combine_predictions_for_insn): Determine the used heuristics,
4167 output the case no heuristic applied.
4168 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
4170 2001-08-13 Andreas Jaeger <aj@suse.de>
4172 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
4175 2001-08-13 Kazu Hirata <kazu@hxi.com>
4177 * jump.c: Fix formatting.
4179 2001-08-13 Kazu Hirata <kazu@hxi.com>
4181 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
4184 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
4186 * loop.c (check_dbra_loop): Use condjump_label to compute
4189 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
4190 to better document the files they're in.
4192 2001-08-12 Zack Weinberg <zackw@panix.com>
4194 * recog.h (struct insn_operand_data): Shrink 'mode' field
4197 2001-08-12 Kazu Hirata <kazu@hxi.com>
4199 * gcc.c: Fix comment formatting.
4200 * gccspec.c: Likewise.
4203 * genemit.c: Likewise.
4204 * gengenrtl.c: Likewise.
4205 * genrecog.c: Likewise.
4206 * gensupport.c: Likewise.
4207 * ggc-page.c: Likewise.
4208 * global.c: Likewise.
4209 * graph.c: Likewise.
4210 * ifcvt.c: Likewise.
4211 * integrate.c: Likewise.
4213 * libgcc2.c: Likewise.
4215 * mbchar.c: Likewise.
4216 * optabs.c: Likewise.
4217 * predict.c: Likewise.
4218 * prefix.c: Likewise.
4219 * profile.c: Likewise.
4220 * protoize.c: Likewise.
4222 * recog.c: Likewise.
4223 * regclass.c: Likewise.
4224 * regmove.c: Likewise.
4225 * reg-stack.c: Likewise.
4226 * reload1.c: Likewise.
4227 * resource.c: Likewise.
4228 * rtlanal.c: Likewise.
4231 2001-08-12 Kazu Hirata <kazu@hxi.com>
4233 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
4234 a tree representing a constant is passed to the macro.
4236 2001-08-12 Richard Henderson <rth@redhat.com>
4238 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
4239 (rs6000_elf_asm_out_destructor): New.
4240 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
4241 (DTORS_SECTION_ASM_OP): Remove.
4242 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4243 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
4245 2001-08-12 David Edelsohn <edelsohn@gnu.org>
4248 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4249 * gcc.c (set_collect_gcc_options): New function, split out from
4251 Ignore elided switches.
4252 (do_spec_1): Invoke before executing command.
4253 (set_input): Export.
4254 Move declaration ...
4255 * gcc.h (set_input): ... here.
4256 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4259 2001-08-12 Richard Henderson <rth@redhat.com>
4261 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
4262 thinko wrt TARGET_RELOCATABLE.
4264 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
4266 * fix-header.c (cb_file_change): Update prototype.
4268 2001-08-11 Zack Weinberg <zackw@panix.com>
4270 * toplev.c (set_float_handler): Make static.
4271 * toplev.h: Don't prototype set_float_handler.
4273 * simplify-rtx.c: Don't include setjmp.h.
4274 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
4276 (simplify_unary_operation, simplify_binary_operation): Use them,
4277 via do_float_handler.
4279 * fold-const.c: Don't include setjmp.h.
4280 (exact_real_inverse_1): New function.
4281 (exact_real_inverse): Use it, via do_float_handler.
4283 * varasm.c: Don't include setjmp.h.
4284 (assemble_real_1): New function.
4285 (assemble_real): Use it, via do_float_handler.
4286 Call internal_error if we get a trap here.
4288 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
4289 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
4291 2001-08-11 Zack Weinberg <zackw@panix.com>
4293 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
4294 STACK_BOUNDARY if not already defined.
4296 * calls.c, function.c, reload1.c, explow.c: Don't default
4297 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
4298 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
4300 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
4303 * doc/tm.texi: Document that STACK_BOUNDARY is required;
4304 clarify difference between it and PREFERRED_STACK_BOUNDARY.
4306 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4308 * cppmacro.c (enter_macro_context): Push macro expansions even
4311 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4313 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
4314 (rs6000_elf_section_type_flags): Actually return a value.
4316 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4318 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
4319 Clean up code: add missing comments and prototypes, fix warnings,
4320 remove obsolete code, fix spacing to conform to coding style.
4322 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4324 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
4325 and TARGET_ASM_CLOSE_PAREN.
4326 (regclass_map): CC register belongs to class NO_REGS.
4327 (legitimize_pic_address): Don't generate unnecessary moves
4328 (to avoid confusing loop optimization).
4329 (check_and_change_labels): Replace jump_long by indirect_jump.
4330 (s390_final_chunkify): Don't start a new literal pool on section
4331 switch in 64-bit code.
4332 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
4334 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
4335 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
4336 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
4338 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
4339 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
4340 (CONST_COSTS): Fixed incorrect costs.
4342 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
4343 Use emit_jump instead of emit_jump_insn (gen_jump).
4344 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
4345 (to avoid confusing flow analysis).
4346 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
4347 (casesi, casesi_jump): New.
4348 (jump_long): Removed. Functionality merged into indirect_jump.
4349 (indirect_jump): Accept address_operand, not just register_operand.
4350 (cjump_long, icjump_long): Use same logic as indirect_jump.
4351 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
4352 Fixed broken setjmp/longjmp handling.
4353 (do_builtin_setjmp_setup): Removed.
4355 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
4356 broken GNU as versions that don't accept .quad with large
4357 negative values. Use hexadecimal output instead.
4358 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
4359 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
4360 FUNCTION_EPILOGUE): Removed. Now in targetm.
4362 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
4364 * config/s390/fixdfdi.h: Add missing copyright statement.
4365 Fix type conflicts on 64-bit. Add missing SFmode routines.
4367 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
4370 2001-08-11 Richard Henderson <rth@redhat.com>
4372 * rtl.h (REG_EH_RETHROW): Remove.
4373 * rtl.c (reg_note_name): Update.
4374 * combine.c (distribute_notes): Don't check for it.
4376 2001-08-11 Richard Henderson <rth@redhat.com>
4378 * combine.c (distribute_notes): Place REG_SETJMP.
4380 2001-08-11 Richard Henderson <rth@redhat.com>
4382 * doc/extend.texi (Arrays and pointers implementation): Discourage
4383 relying on sign-extension of pointers.
4385 2001-08-11 H.J. Lu <hjl@gnu.org>
4387 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
4389 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
4390 RDATA_SECTION_ASM_OP.
4392 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4394 * doc/install.texi (Specific, c4x): Fix cross-reference to the
4395 main manual to work both for info and HTML versions.
4397 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4398 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4400 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
4401 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
4402 (struct cpp_pool): New member first.
4403 * cppinit.c (append_include_chain): Plug memory leaks.
4404 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
4405 Allocate pragma structures from the (aligned) macro pool to
4406 avoid leaking memory.
4407 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
4408 so we don't leak memory.
4409 * hashtable.c (ht_destroy): New.
4410 * hashtable.h (ht_destroy): New.
4412 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4413 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4415 * c-lex.c (map): Make const.
4416 (cb_file_change): Update for callback passing a line map.
4417 Don't assume we have a previous map. Remove sanity check
4418 about popping too many files.
4419 * cpperror.c (print_location): Make map const.
4420 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
4421 (cpp_make_system_header): Similarly.
4422 (search_from): Similarly.
4423 (_cpp_execute_include): Don't remember where we came from.
4424 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
4425 (struct cpp_reader): Make map const.
4426 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
4427 * cpplib.c (do_line): Update; line maps now hold sysp.
4428 (cpp_push_buffer): Similarly.
4429 (_cpp_do_file_change): Similarly; callback with map instead.
4430 (cpp_get_line_maps): Constify return value.
4431 (_cpp_pop_buffer): Update.
4432 * cpplib.h (struct cpp_file_change): Remove.
4433 (struct cpp_callbacks): Update.
4434 (cpp_get_line_maps): Constify return value.
4435 * cppmacro.c (_cpp_create_definition): Update.
4436 * cppmain.c (struct printer): Constify map.
4437 (maybe_print_line): Similarly.
4438 (print_line): Similarly. Deduce flags 1 and 2 here.
4439 (cb_file_change): Update.
4440 * line-map.c (free_line_maps): Warn regardless.
4441 (add_line_map): Return pointer to const. When passed NULL to_file
4442 with LC_LEAVE, use the obvious values for the return point so the
4443 caller doesn't have to figure them out.
4444 (lookup_line): Return pointer to const.
4445 (print_containing_files): Take pointer to const.
4446 * line-map.h (struct line_map): New members reason, sysp.
4447 (add_line_map): Return pointer to const.
4448 (lookup_line): Similarly.
4449 (print_containing_files): Take pointer to const.
4451 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
4452 Richard Henderson <rth@redhat.com>
4454 * regmove.c (regmove_optimize): Avoid setting a register twice in
4457 2001-08-10 Richard Henderson <rth@redhat.com>
4459 * doc/extend.texi (Arrays and pointers implementation): Document
4460 behavior of pointer/integer conversion.
4462 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4464 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
4466 2001-08-10 Richard Henderson <rth@redhat.com>
4468 * doc/extend.texi (C Implementation): New chapter.
4469 * doc/gcc.texi (Top): Link it in.
4471 2001-08-10 Andrew Cagney <ac131313@redhat.com>
4473 * doc/install.texi (Specific): Fix CVS merge botch.
4475 2001-08-10 Richard Henderson <rth@redhat.com>
4477 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
4478 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
4480 2001-08-10 Zack Weinberg <zackw@stanford.edu>
4482 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4483 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
4484 this macro is now required.
4486 * cselib.c (cselib_process_insn), flow.c (propagate_block),
4487 loop.c (find_and_verify_loops), reload.c (reload): Check
4488 for rtx code of CALL_INSN, not CALL, when deciding if we
4489 need to check for REG_SETJMP note.
4491 * gcse.c (compute_hash_table, compute_store_table): Update
4492 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
4495 * config/avr/avr.c: Fix typo.
4496 * config/convex/convex.c (expand_movstr): Use adjust_address.
4497 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
4499 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
4500 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
4502 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
4503 Do define STACK_BOUNDARY.
4504 * config/i370/i370.c: Include expr.h.
4505 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
4506 config/pa/som.h, config/v850/v850.h: Take in_ctors and
4507 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
4508 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
4509 * config/m88k/m88k.c: Include c-tree.h after expr.h.
4510 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
4511 * config/romp/romp.c: Include expr.h after tree.h.
4513 (output_fpop): Use xmalloc, not oballoc.
4514 * config/we32k/we32k.c: Include expr.h.
4516 2001-08-10 Kazu Hirata <kazu@hxi.com>
4518 * config/h8300/h8300.h: Fix formatting.
4520 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4522 * c-common.h (RETURN_NULLIFIED_P): Lose.
4523 * c-semantics.c (genrtl_return_stmt): Don't check it.
4525 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4527 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
4528 (mips_annotate_frame_insn): New function.
4529 (mips_emit_frame_related_store): New function.
4530 (save_restore_insns): Don't mark instructions that set up the base
4531 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
4532 the store instructions instead.
4533 (mips_expand_prologue): If the stack size is moved into a temporary
4534 register, do not mark that move as frame-related. Add a
4535 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
4537 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4539 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
4540 stack slot as unchanging if current_function_calls_eh_return.
4542 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4544 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
4545 access the second half of the TFmode scratch operand.
4547 2001-08-10 Anthony Green <green@redhat.com>
4549 * java/class.c (emit_register_classes): Conditionalize code on
4552 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4554 * doc/install.texi (Specific, avr): Fix cross-reference to the
4555 main manual to work both for info and HTML versions.
4557 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
4559 * stmt.c (expand_null_return_1): Remove code to generate simple returns
4560 and "use_goto" argument.
4561 (expand_null_return, expand_value_return): Update all callers.
4562 * function.c (expand_function_end): Remove code to generate simple
4564 * config/vax/vax.md (epilogue): New expander for function return.
4565 * doc/md.texi (epilogue): Remove "if defined".
4567 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4569 * Makefile.in: Partially revert my previous change:
4570 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
4571 of the hashtab.o and safe-ctype.o rules.
4573 2001-08-09 Richard Henderson <rth@redhat.com>
4575 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
4576 (USE_COLLECT2): Remove duplicate definition.
4577 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
4578 (use_collect2): Remove dead code.
4579 * configure.in (use_collect2): Remove will_use_collect2 and
4580 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
4581 * configure: Rebuild.
4583 * target.h (targetm.asm_out.constructor): New.
4584 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
4585 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
4586 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
4587 * varasm.c (in_ctors, in_dtors): New.
4588 (assemble_constructor, assemble_destructor): Remove.
4589 (default_stabs_asm_out_destructor): New.
4590 (default_named_section_asm_out_destructor): New.
4591 (dtors_section, default_dtor_section_asm_out_destructor): New.
4592 (default_stabs_asm_out_constructor): New.
4593 (default_named_section_asm_out_constructor): New.
4594 (ctors_section, default_ctor_section_asm_out_constructor): New.
4595 * output.h: Update declarations.
4596 * c-decl.c (c_expand_body): Use target hooks instead of
4597 assemble_constructor and assemble_destructor.
4598 * profile.c (output_func_start_profiler): Likewise.
4599 * objc/objc-act.c (finish_objc): Likewise.
4600 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
4601 for the constructor.
4602 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
4604 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
4605 (DTORS_SECTION_ASM_OP): Likewise.
4606 (__CTOR_LIST__): Use attribute section when possible.
4607 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
4609 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
4610 ASM_OUTPUT_CONSTRUCTOR.
4612 * config/darwin.c (machopic_asm_out_constructor): New.
4613 (machopic_asm_out_destructor): New.
4614 * config/darwin-protos.h: Update declarations.
4615 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4616 (ASM_OUTPUT_DESTRUCTOR): Remove.
4617 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4618 * config/nextstep.c (nextstep_asm_out_constructor): New.
4619 (nextstep_asm_out_destructor): New.
4620 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4621 (ASM_OUTPUT_DESTRUCTOR): Remove.
4622 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4623 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
4624 ASM_OUTPUT_*STRUCTOR.
4625 * config/i386/aix386ng.h: Likewise.
4627 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
4628 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
4629 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4630 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4631 * config/lynx.h: Likewise.
4632 * config/netware.h: Likewise.
4633 * config/psos.h: Likewise.
4634 * config/alpha/alpha-interix.h: Likewise.
4635 * config/alpha/elf.h: Likewise.
4636 * config/arc/arc.h: Likewise.
4637 * config/arm/aof.h: Likewise.
4638 * config/arm/coff.h: Likewise.
4639 * config/arm/elf.h: Likewise.
4640 * config/c4x/c4x.h: Likewise.
4641 * config/h8300/h8300.h: Likewise.
4642 * config/i386/cygwin.h: Likewise.
4643 * config/i386/djgpp.h: Likewise.
4644 * config/i386/i386-coff.h: Likewise.
4645 * config/i386/i386-interix.h: Likewise.
4646 * config/i386/sco5.h: Likewise.
4647 * config/i386/vsta.h: Likewise.
4648 * config/i386/win32.h: Likewise.
4649 * config/i960/i960-coff.h: Likewise.
4650 * config/ia64/sysv4.h: Likewise.
4651 * config/m68hc11/m68hc11.h: Likewise.
4652 * config/m68k/coff.h: Likewise.
4653 * config/m68k/mot3300.h: Likewise.
4654 * config/m88k/m88k.h: Likewise.
4655 * config/mcore/mcore-pe.h: Likewise.
4656 * config/mcore/mcore.h: Likewise.
4657 * config/mips/elf.h: Likewise.
4658 * config/mips/elf64.h: Likewise.
4659 * config/mips/iris6.h: Likewise.
4660 * config/pa/pa64-hpux.h: Likewise.
4661 * config/rs6000/sysv4.h: Likewise.
4662 * config/sh/sh.h: Likewise.
4663 * config/sparc/litecoff.h: Likewise.
4665 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
4666 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4667 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4668 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4669 (ASM_OUTPUT_DESTRUCTOR): Remove.
4670 * config/a29k/a29k.c: Move include of tree.h.
4671 * config/a29k/udi.h: Delete file.
4672 * config/alpha/alpha.c (vms_asm_out_constructor): New.
4673 (vms_asm_out_destructor): New.
4674 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
4675 (EXTRA_SECTION_FUNCTIONS): Likewise.
4676 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4677 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4678 * config/c4x/c4x.c: Move include of tree.h.
4679 * config/clipper/clipper.c (clix_asm_out_constructor): New.
4680 (clix_asm_out_destructor): New.
4681 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4682 (ASM_OUTPUT_DESTRUCTOR): Remove.
4683 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4684 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4685 (TARGET_ASM_CONSTRUCTOR): New.
4686 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
4687 (sco_asm_out_constructor): New.
4688 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
4689 * config/i386/svr3gas.h: Remove stack grows up code.
4690 Remove code duplicated from i386/sysv3.h.
4691 (TARGET_ASM_CONSTRUCTOR): New.
4692 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4693 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
4694 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4695 (TARGET_ASM_CONSTRUCTOR): New.
4696 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
4697 (m68hc11_asm_out_destructor): New.
4698 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
4699 (TARGET_ASM_DESTRUCTOR): New.
4700 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
4701 * config/m68k/dpx2.h: Properly undef all the bits inherited from
4702 config/svr3.h pertaining to section manipulation.
4703 * config/m68k/dpx2g.h: Remove #if 0 code.
4704 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
4705 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
4706 (ASM_OUTPUT_CONSTRUCTOR): Remove.
4707 (TARGET_ASM_CONSTRUCTOR): New.
4708 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
4709 (m88k_svr3_asm_out_constructor): New.
4710 (m88k_svr3_asm_out_destructor): New.
4711 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4712 (ASM_OUTPUT_DESTRUCTOR): Remove.
4713 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4714 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
4715 * config/rs6000/aix.h: Likewise.
4716 * config/mips/rtems64.h: Don't undef removed constructor related bits.
4717 * config/mips/vxworks.h: Likewise.
4718 * config/rs6000/lynx.h: Likewise.
4719 * config/sh/elf.h: Likewise.
4720 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
4721 (DTORS_SECTION_ASM_OP): New.
4722 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4723 (ASM_OUTPUT_DESTRUCTOR): Remove.
4724 * config/sparc/sol2-sld-64.h: Likewise.
4725 * config/vax/vax.c (vms_asm_out_constructor): New.
4726 (vms_asm_out_destructor): New.
4727 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4728 (ASM_OUTPUT_DESTRUCTOR): Remove.
4729 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4731 * doc/tm.texi (@node Initialization): Update.
4733 2001-08-09 Richard Henderson <rth@redhat.com>
4735 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
4736 (__do_global_dtors_aux): Use gp-relative static data to avoid
4737 one dynamic relocation.
4738 (__do_frame_setup): Register Java classes.
4739 * config/alpha/crtend.asm (__JCR_END__): New.
4741 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4743 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
4744 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
4745 (GEN, STAGESTUFF): Add new files.
4746 (insn-constants.h, s-constants, tm-preds.h, s-preds,
4747 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
4748 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
4749 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
4750 as well as insn-codes.h and insn-flags.h in config.h; and no
4751 extra headers in tconfig.h and hconfig.h.
4753 * gencodes.c: Eliminate code to generate predicate declarations
4754 or #defines for md-file constants.
4755 * genconstants.c, genpreds.c: New files.
4757 * i386.md: Re-order guard expressions such that TARGET_64BIT
4758 comes first, when this permits better optimization. Add
4759 TARGET_64BIT to more x86-64 patterns. Add comment explaining
4760 why this is desirable.
4762 2001-08-09 Jakub Jelinek <jakub@redhat.com>
4764 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
4765 (find_fde_for_dso): Remove.
4766 (_Unwind_IteratePhdrCallback): New.
4767 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
4768 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
4770 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4772 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
4773 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
4775 2001-08-09 Graham Stott <grahams@redhat.com>
4777 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
4778 (vis_no_unit): Use it.
4779 (visualize_no_unit): Add the insn only if room exists.
4781 2001-08-09 Graham Stott <grahams@redhat.com>
4783 * predict.c (estimate_probability): Replace magic numbers with
4784 appropriate enumeration.
4786 2001-08-09 Graham Stott <grahams@redhat.com>
4788 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
4790 (EXTRACT_FLAGS): Likewise.
4792 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
4794 * config/mips/mips.c (mips_legitimate_address_p): Check for
4795 CONST_INT in last patch.
4797 2001-08-08 Anthony Green <green@redhat.com>
4799 * java/class.c (emit_register_classes): Use assemble_jcr if
4800 possible. Keep the original mechanism as a fallback.
4801 * defaults.h (JCR_SECTION_NAME): Define if we have named section
4802 and weak symbol support.
4803 * crtstuff.c (__JCR_LIST__): Define.
4804 (__JCR_END__): Define.
4805 (_Jv_RegiserClasses): Define weak symbol if possible.
4806 (__do_global_ctors_aux): Register classes for ELF targets with
4807 weak symbol support.
4809 2001-08-08 Kazu Hirata <kazu@hxi.com>
4811 * dbxout.c: Fix comment formatting.
4812 * dependence.c: Likewise.
4814 * diagnostic.c: Likewise.
4815 * dominance.c: Likewise.
4816 * doprint.c: Likewise.
4817 * dwarf2out.c: Likewise.
4818 * dwarfout.c: Likewise.
4819 * emit-rtl.c: Likewise.
4820 * except.c: Likewise.
4821 * explow.c: Likewise.
4822 * expmed.c: Likewise.
4825 * fold-const.c: Likewise.
4826 * function.c: Likewise.
4828 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4830 * global.c (retry_global_alloc): Avoid shadowing allocno.
4832 2001-08-08 Mark Mitchell <mark@codesourcery.com>
4834 * except.c (remove_fixup_regions): Fix typo.
4836 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
4838 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
4839 unsigned HOST_WIDE_INT to avoid warning.
4840 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
4841 * flow.c (set_block_for_new_insns): Likewise.
4843 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
4845 * sibcall.c (return_value_pseudo): New static variable.
4846 (skip_copy_to_return_value): Handle return_value_pseudo.
4847 (call_ends_block_p): Ensure that return_value_pseudo is set.
4848 (optimize_sibling_and_tail_recursive_call): Discover the
4849 load of pseudo return value in alternate exit block.
4851 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4853 * calls.c (ECF_ALWAYS_RETURN): New constant.
4854 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
4855 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
4856 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
4857 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
4858 * rtl.c (reg_note_name): New name.
4859 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
4861 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
4863 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
4865 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4867 * alias.c (get_alias_set): Return a previously calculated
4868 alias set for a VAR_DECL.
4869 * function.c (gen_mem_addressof): Calculate the alias set before
4872 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
4874 * predict.def: Set hitrates according our experimental run.
4876 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4878 * i386.h (HARD_REGNO_RENAME_OK): New macro.
4880 2001-08-08 H.J. Lu <hjl@gnu.org>
4882 * config/mips/mips.c (mips_unique_section): New. Copied from
4885 * config/mips/mips-protos.h (mips_unique_section): New
4888 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
4890 * config/mips/little.h: New. Generic little endian mips
4891 targets. Only mips*-*-linux* is converted to use it so far.
4893 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
4894 (WCHAR_TYPE): Defined
4895 (WCHAR_TYPE_SIZE): Likewise.
4896 (INIT_SUBTARGET_OPTABS): Likewise.
4897 (BSS_SECTION_ASM_OP): Likewise.
4898 (SBSS_SECTION_ASM_OP): Likewise.
4899 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
4900 (ASM_DECLARE_OBJECT_NAME): Likewise.
4901 (UNIQUE_SECTION): Likewise.
4902 (EXTRA_SECTIONS): Likewise.
4903 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4904 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4905 (ASM_OUTPUT_DEF): Likewise.
4906 (HANDLE_SYSV_PRAGMA): Removed.
4907 (NO_IMPLICIT_EXTERN_C): Likewise.
4908 (TARGET_MEM_FUNCTIONS): Likewise.
4909 (STARTFILE_SPEC): Likewise.
4910 (ENDFILE_SPEC): Likewise.
4911 (LIB_SPEC): Likewise.
4912 (INVOKE__main): Likewise.
4913 (CTOR_LIST_BEGIN): Likewise.
4914 (CTOR_LIST_END): Likewise.
4915 (DTOR_LIST_BEGIN): Likewise.
4916 (DTOR_LIST_END): Likewise.
4917 (SET_ASM_OP): Likewise.
4918 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4919 (ASM_OUTPUT_DEF): Likewise.
4920 (ASM_OUTPUT_IDENT): Likewise.
4922 * config/mips/mips.h (ASM_SPEC): Undefine before define.
4923 (CPLUSPLUS_CPP_SPEC): Likewise.
4924 (ASM_APP_ON) Redefine only if not defined.
4925 (ASM_APP_OFF): Likewise.
4926 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4927 (ASM_OUTPUT_IDENT): Likewise.
4929 * config.gcc: Update tm_file for Linux/mips.
4931 2001-08-08 Bernd Schmidt <bernds@redhat.com>
4933 * cselib.c (cselib_record_sets): If insn is predicated, turn
4934 sources into IF_THEN_ELSEs.
4936 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
4937 Turn into define_insn_and_split.
4939 * sched-deps.c: Include "cselib.h".
4940 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
4941 Use cselib to turn memory addresses into VALUEs.
4942 (sched_analyze): Call cselib_init/cselib_finish if necessary.
4943 * sched-int.h (struct sched_info): New member USE_CSELIB.
4944 * sched-ebb.c (ebb_sched_info): Initialize it.
4945 * sched-rgn.c (rgn_sched_info): Likewise.
4946 * Makefile.in (sched-deps.o): Update dependencies.
4948 * cselib.h (cselib_subst_to_values): Declare.
4949 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4950 that have no value and autoincs to be handled by generating a new
4953 2001-08-08 Graham Stott <grahams@redhat.com>
4955 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4956 within fixed length SEQUENCE.
4958 2001-08-08 Graham Stott <grahams@redhat.com>
4960 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4961 (diagnostic_prefixing_rule): Likewise.
4962 (diagnostic_line_cutoff): Likewise.
4963 (diagnostic_kind_count): Likewise.
4965 2001-08-08 Graham Stott <grahams@redhat.com>
4967 * alias.c (find_base_decl): Delete redundent assignment.
4969 2001-08-08 Graham Stott <grahams@redhat.com>
4971 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4972 (abs): Uppercase and paranthesize macro parameter.
4973 (MEM_DEPENDENCY): Add whitespace.
4975 2001-08-08 Graham Stott <grahams@redhat.com>
4977 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4978 failure check for CONST_INT
4980 2001-08-08 Graham Stott <grahams@redhat.com>
4982 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4983 (libcall_dead_p): Likewise.
4985 (mark_used_regs): Constify fmt.
4986 (find_use_as_address): Likewise.
4988 2001-08-08 Graham Stott <grahams@redhat.com>
4990 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4993 2001-08-08 Graham Stott <grahams@redhat.com>
4995 * combine.c (combine_simplify_rtx): Update comment and
4996 remove erroneous test.
4998 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5000 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5001 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5002 take care to avoid multiple no-newline at EOF warnings in that
5005 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
5007 * calls.c (expand_call): Do not emit INSN_SETJMP note.
5008 (emit_library_call_value_1): Likewise.
5009 (emit_call_1): Emit REG_SETJMP note.
5010 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
5012 * cselib.c (cselib_process_insn): Likewise.
5013 * flow.c (propagate_block): Likewise.
5014 * loop.c (find_and_verify_loops): Likewise.
5015 * reload.c (find_equiv_regs): Likewise.
5016 * reload1.c (reload): Likewise.
5017 * resource.c (mark_referenced_resources,
5018 mark_set_resources): Likewise.
5019 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5020 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5021 * haifa-sched.c (unlink_other_notes): Likewise.
5022 (reemit_notes): Likewise.
5023 * sched-ebb.c (sched_ebb): Likewise.
5024 * sched-rgc.c (sched_region): Likewise.
5025 * rtl.c (note_insn_name): Likewise.
5026 (reg_note_name): Add REG_SETJMP
5027 * rtl.h (reg_note): Add REG_SETJMP.
5028 (insn_note): Remove NOTE_INSN_SETJMP.
5030 * profile.c (branch_prob): Add fake edges for setjmp.
5032 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5034 * config.gcc: Quote target_cpu_default2 correctly for
5035 powerpc*-*-* targets.
5037 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5039 * cpplib.h, line-map.h: Update comments.
5040 * cppmain.c (printer_init): Move inline.
5041 (maybe_print_line, print_line): Take a map pointer.
5042 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5043 (cb_file_change): Don't use prior value of print.map.
5045 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5047 * doc/install.texi: Document fine-grained multilib configuration.
5049 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5051 * rtlanal.c (find_first_parameter_load): Call note_stores
5052 only on the instructions.
5054 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5056 * alias.c (nonlocal_mentioned_p):
5057 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5058 * calls.c (emit_call_1): Likewise.
5059 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5060 * cselib.c (cselib_process_insn): Likewise.
5061 * df.c (df_insns_modify): Likewise.
5062 * flow.c (need_fake_edge_p): Likewise.
5063 (propagate_one_insn): Likewise.
5064 * haifa-sched.c (reemit_notes): Likewise.
5065 * integrate.c (copy_insn_list): Likewise.
5066 * jump.c (delete_prior_computation): Likewise.
5067 * local-alloc.c (validate_equiv_mem): Likewise.
5068 * loop.c (scan_loop): Likewise.
5069 * predict.c (estimate_probability): Likewise.
5070 * reload.c (reload): Likewise.
5071 * sched-deps (sched_analyze): Likewise.
5072 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5073 * gcse.c (compute_hash_table): Likewise.
5074 (mark_call): Likewise.
5075 (store_killed_in_insn): Likewise.
5077 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5079 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5081 2001-08-06 Richard Henderson <rth@redhat.com>
5083 * varasm.c (assemble_gc_entry): Remove.
5084 * output.h: Likewise.
5086 2001-08-06 Richard Henderson <rth@redhat.com>
5088 * varasm.c (assemble_constructor): Take a symbol_ref and a
5089 priority instead of a bare string. Move priority handling
5090 here from cp/decl2.c.
5091 * output.h: Update decls.
5093 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5094 and assemble_destructor.
5095 * profile.c (output_func_start_profiler): Likewise.
5096 * objc/objc-act.c (finish_objc): Likewise.
5097 (build_module_descriptor): Return the symbol not the symbol name.
5099 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5101 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5102 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5103 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5104 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5105 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5106 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5108 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5110 * cpperror.c (print_containing_files): Moved to line-map.c.
5111 (print_location): line-map.c handles re-listing or otherwise.
5112 * cpphash.h (struct lexer_state): Remove next_bol.
5113 (struct cpp_buffer): Remove include_stack_listed.
5114 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5115 Remove faked buffer handling.
5116 (_cpp_do_file_change): Tweak.
5117 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5118 * cppmain.c (struct printer): Remove filename.
5119 (print_line, cb_file_change): Update accordingly.
5120 * line-map.c: Include intl.h.
5121 (init_line_maps): Initialize last_listed.
5122 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5123 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5124 (print_containing_files): New.
5125 * line-map.h (struct line_maps): New member last_listed.
5126 (print_containing_files, INCLUDED_FROM): New.
5127 * Makefile.in: Update.
5128 * po/POTFILES.in: Add line-map.c.
5130 2001-08-06 Richard Henderson <rth@redhat.com>
5132 * except.c (convert_from_eh_region_ranges_1): Never mark
5133 USE or CLOBBER insns as throwing.
5135 * expr.c (store_constructor): Don't clobber memory targets.
5137 2001-08-06 Andreas Jaeger <aj@suse.de>
5139 * profile.c (branch_prob): Remove unused variable insn.
5141 * Makefile.in (local-alloc.o): Add dependency on except.h.
5143 * local-alloc.c: Include except.h for can_throw_internal prototype.
5145 2001-08-06 Richard Henderson <rth@redhat.com>
5147 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5148 * function.c (expand_main_function): Implement it.
5149 * doc/tm.texi: Document it.
5151 2001-08-06 Stan Shebs <shebs@apple.com>
5153 * doc/install.texi: Document powerpc-*-darwin* details.
5155 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5157 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5158 (ASM_CPU_SPEC): Move back to rs6000.h
5159 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5161 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5163 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5166 * config/rs6000/linux64.h: Ditto.
5168 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5169 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
5172 Remove accidently readded definitions of FUNCTION_PROLOGUE,
5173 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
5175 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5178 2001-08-05 Richard Henderson <rth@redhat.com>
5180 * local-alloc.c (update_equiv_regs): Do not move insns that
5183 2001-08-05 Jan Hubicka <jh@suse.cz>
5185 * Makefile.in (reload1.o): Add dedendancy on except.h
5186 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
5188 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
5189 indicating wehther edges has been cleaned up.
5190 * reload1.c: Inlucde except.h
5191 (fixup_abnormal_edges): Accept deleted insns.
5192 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
5195 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5197 * cpplib.c (do_line): Correct line number after pop_buffer.
5199 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5201 PR preprocessor/3824
5202 * line-map.c: Update comments.
5203 * line-map.h: Update comments.
5204 * tradcif.y: Don't consider large numbers unsigned.
5206 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5208 PR preprocessor/3081
5209 * c-lex.c (map): New.
5210 (cb_file_change): Update map and use it.
5211 (cb_def_pragma, cb_define, cb_undef): Use map and line.
5212 (c_lex): Update to use map.
5213 * cpperror.c (print_location): Move to using logical line numbers.
5214 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
5215 (cpp_make_system_header): Similarly.
5216 (_cpp_execute_include): Stop line numbering hacks. Store the
5217 line we will return to.
5218 * cpphash.h (CPP_BUF_LINE): Remove.
5219 (struct cpp_buffer): Remove lineno and pseudo_newlines.
5220 Add map and return_to_line.
5221 (_cpp_do_file_change): Update.
5222 * cppinit.c (cpp_start_read): Update line kludge.
5223 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
5224 (trigraph_ok): Use logical line numbers for diagnostics.
5225 (skip_block_comment): Likewise.
5226 (skip_whitespace): Likewise.
5227 (skip_line_comment): Use pfile->line instead.
5228 (_cpp_lex_token): Update to use logical line numbering exclusively.
5229 Handle BOL locally. Accept new lines in directives, but keep
5230 pfile->line decremented. Diagnostics use logical lines. Update
5232 * cpplib.c (SEEN_EOL): New.
5233 (skip_rest_of_line, check_eol): Use it.
5234 (end_directive): Increase line number when accepting the newline
5235 at the end of a directive.
5236 (run_directive): Simplify.
5237 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
5238 (_cpp_do_file_change): Update to take buffer line number as an
5239 argument, and store the current map in the cpp_reader. Remove
5240 line number kludges.
5241 (_cpp_do__Pragma): Restore output position after a _Pragma.
5242 (cpp_push_buffer): Don't set output line or lineno.
5243 (_cpp_pop_buffer): Transfer more info from a faked buffer.
5244 Remove line kludge. Set output_line.
5245 * cppmacro.c (builtin_macro): Update handling of __LINE__.
5246 (parse_arg): Use logical lines.
5247 (save_lookahead_token): Save EOFs too now.
5248 * cppmain.c (struct printer): Fix comments.
5249 (printer_init): Simplify, let caller do errors.
5250 (scan_translation_unit, check_multiline_token, dump_macro): Update.
5251 (maybe_print_line): Simplify.
5252 (print_line): Don't print a linemarker if -P.
5253 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
5254 (cb_file_change): Simplify.
5255 * line-map.h (LAST_SOURCE_LINE): Fix.
5256 (CURRENT_LINE_MAP): New.
5258 2001-08-05 Bernd Schmidt <bernds@redhat.com>
5260 * doloop.c (doloop_modify_runtime): Properly compute number of
5261 iterations if loop was unrolled.
5263 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
5264 if their CSELIB_VAL_PTRs are.
5266 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
5267 (setup_spill_pointers): Initialize it.
5268 (spill_restore_mem): Set it.
5269 (do_spill, do_restore): Use it to add REG_INC note.
5270 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
5272 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
5273 asms if other insns are available.
5275 * config/ia64/ia64.c (condop_operator): New predicate.
5276 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
5277 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
5280 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
5281 temporary register than directly using a MEM.
5283 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5285 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
5286 parameter in last change.
5288 2001-08-04 Zack Weinberg <zackw@panix.com>
5290 * sparc.md: Don't use #if inside C test expression.
5292 2001-08-04 Richard Henderson <rth@redhat.com>
5294 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
5296 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
5298 * cpphash.h (struct cpp_reader): New member directive_line.
5299 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
5300 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
5301 do_pragma): Pass line to callbacks.
5302 (start_directive): Record line of directive.
5303 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
5304 cb_include): Similarly.
5305 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
5308 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5310 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
5313 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5315 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
5317 * reload1.c (fixup_abnormal_edges): New static function.
5320 * flow.c (need_fake_edge_p): New function.
5321 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
5322 avoid call insn to be very last insn in the insn stream.
5324 * profile.c (branch_prob): Call flow_call_edges_add instead of
5325 doing that by hand; cleanup cfg to re-merge basic blocks once
5328 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5330 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
5331 are also on line-map.h.
5332 * cppfiles.c (stack_include_file): Update.
5333 * cpphash.h (struct cpp_buffer): New member return_at_eof.
5334 (_cpp_pop_buffer): New.
5335 * cppinit.c (cpp_destroy, cpp_finish): Update.
5336 (do_includes): Mark each buffer to return at EOF.
5337 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
5338 return as requested.
5339 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
5340 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
5341 * cpplib.h (cpp_pop_buffer): Remove.
5342 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
5343 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
5345 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
5347 (do_preprocessing): Update.
5348 * fix-header.c (read_scan_file): Update. No need to pop buffers.
5349 * c-parse.in (_yylex): Similarly.
5350 * scan-decls.c (scan_decls): Similarly.
5351 * line-map.h: Update comments.
5353 * objc/Make-lang.in (objc-act.o): Update dependencies.
5355 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5357 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
5358 and soft register for operand 0.
5359 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
5361 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5363 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
5364 register for operand 0.
5365 ("bitcmpqi_z_used"): Allow memory for operand 0.
5366 (split "bitcmpqi"): New split to handle address reg as operand 1.
5368 2001-08-04 Andreas Jaeger <aj@suse.de>
5370 * gcse.c: Revert Daniel's last patch.
5372 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5374 * sparc-protos.h: Add prototypes for fp_zero_operand and
5376 * sh-protos.h: Add prototype for fpul_operand.
5378 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5380 * doc/extend.texi (Other Builtins): Fix typo in last change.
5382 2001-08-03 Richard Henderson <rth@redhat.com>
5384 * target.h (gcc_target): Add asm_out.named_section,
5385 section_type_flags, have_named_sections.
5386 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
5387 (TARGET_HAVE_NAMED_SECTIONS): New.
5388 (TARGET_SECTION_TYPE_FLAGS): New.
5390 * Makefile.in (toplev.o): Depend on TARGET_H.
5391 (varasm.o, dbxout.o): Likewise.
5392 * c-common.c (decl_attributes): Check targetm.have_named_sections
5393 instead of ifdef ASM_OUTPUT_SECTION_NAME.
5394 * dbxout.c (dbxout_function_decl): Likewise.
5395 (dbxout_function_end): Likewise.
5396 * toplev.c (compile_file): Likewise.
5397 * varasm.c (exception_section): Likewise.
5398 * cp/decl2.c (finish_objects): Likewise.
5400 * defaults.h (EH_FRAME_SECTION): Remove.
5401 (EH_FRAME_SECTION_ASM_OP): Remove.
5402 (EH_FRAME_SECTION_NAME): New.
5403 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
5404 (UNIQUE_SECTION_P): Remove.
5405 * dwarf2out.c (SECTION_FORMAT): Remove.
5406 (ASM_OUTPUT_SECTION): Remove.
5407 (output_call_frame_info): Use named_section_flags.
5408 (output_comp_unit, dwarf2out_start_source_file): Likewise.
5409 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
5410 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
5411 * varasm.c (in_eh_frame, eh_frame_section): Remove.
5412 (named_section_flags): New.
5413 (named_section): Use it and targetm.section_type_flags.
5414 (resolve_unique_section): New.
5415 (assemble_start_function): Use it.
5416 (asm_emit_uninitialised, assemble_variable): Likewise.
5417 (default_section_type_flags): New.
5418 (default_no_named_section, default_elf_asm_named_section): New.
5419 (default_coff_asm_named_section, default_pe_asm_named_section): New.
5420 * output.h: Update varasm.c decls.
5421 (SECTION_*): New flags.
5423 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
5424 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
5426 * config/elfos.h (UNIQUE_SECTION_P): Remove.
5427 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
5428 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
5429 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5430 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
5431 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
5432 * config/mips/elf.h, config/mips/elf64.h: Likewise.
5433 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
5434 * config/pa/pa64-hpux.h,
5436 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
5437 (TARGET_ASM_NAMED_SECTION): New.
5438 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
5439 * config/alpha/vms.h, config/arm/coff.h: Likewise.
5440 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
5441 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
5442 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
5443 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
5444 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5445 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
5446 * config/i386/sco5.h, config/i386/win32.h: Likewise.
5447 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
5448 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
5449 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
5450 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
5451 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
5452 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
5453 * config/sparc/sysv4.h: Likewise.
5455 * config/nextstep.h: Error until named sections implemented.
5457 * config/a29k/a29k.c (a29k_asm_named_section): New.
5458 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
5459 (vms_section_type_flags, vms_asm_named_section): New.
5460 * config/arm/arm.c (arm_elf_asm_named_section): New.
5461 * config/avr/avr.c (asm_output_section_name): Remove.
5462 * config/avr/avr-protos.h: Update.
5463 * config/c4x/c4x.c (c4x_asm_named_section): New.
5464 * config/h8300/h8300.c (h8300_asm_named_section): New.
5465 * config/i386/i386.c (sco_asm_named_section): New.
5466 * config/i386/winnt.c (SECTION_PE_SHARED): New.
5467 (i386_pe_section_type_flags): New.
5468 (i386_pe_asm_named_section): New.
5469 * config/i386/i386-protos.h: Update.
5470 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
5471 * config/mcore/mcore.c (mcore_asm_named_section): New.
5472 * config/mips/mips.c (iris6_asm_named_section): New.
5473 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
5474 instead of UNIQUE_SECTION_P.
5475 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
5476 (xcoff_asm_named_section): New.
5477 * config/sh/sh.c (sh_asm_named_section): New.
5478 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
5480 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
5481 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
5482 (EH_FRAME_SECTION_NAME): New.
5483 (EXCEPTION_SECTION): New.
5484 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
5485 (DEBUG_*_SECTION): Remove.
5486 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
5487 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
5488 (EH_FRAME_SECTION_ASM_OP): Remove.
5490 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
5491 (ASM_OUTPUT_SECTION_NAME): Remove.
5492 (TARGET_ASM_NAMED_SECTION): New.
5493 (TARGET_HAVE_NAMED_SECTIONS): New.
5494 (TARGET_SECTION_TYPE_FLAGS): New.
5495 (EH_FRAME_SECTION_ASM_OP): Remove.
5496 (EH_FRAME_SECTION_NAME): New.
5498 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5500 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
5501 for complex expressions when cfun == 0.
5502 * doc/extend.texi: Document that __builtin_constant_p can be
5503 used in data initializers as well as functions.
5505 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
5507 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
5508 variable I locally, instead of expecting a declaration in the
5511 2001-08-03 Richard Henderson <rth@redhat.com>
5513 * except.c (collect_one_action_chain): Add an explicit cleanup
5514 action if regions surrounding a catch were encoded entirely
5515 within the call-site entry.
5517 2001-08-03 Richard Henderson <rth@redhat.com>
5519 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
5520 don't take REGNO of a non-register.
5522 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5524 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
5525 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
5526 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
5527 (__gthread_mutex_init_function): New function for mutex initialization.
5529 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5531 * Makefile.in: Revert screwed up commit.
5533 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5535 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
5536 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
5537 merged by linker script to get a final _exit().
5538 (__do_global_dtors): New for destructor handling in specific exit
5540 (__do_global_ctors): New for constructors in specific install section.
5541 (__map_data_section): Map data sections before running constructors.
5542 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
5543 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
5544 (DTORS_SECTION_ASM_OP): Likewise.
5545 (CTORS_SECTION_FUNCTION): Define to force a reference to
5547 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
5549 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5551 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
5553 * Makefile.in: Add df.h to gcse.c dependencies.
5555 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5557 * varasm.c (output_constant_def_contents): Use for the length of a
5558 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
5559 depending on which is larger.
5561 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5563 * gcse.c: Include df.h for use as a dataflow analyzer.
5565 Declaration of reg_set_info: gone.
5566 New df_analyzer variable used by store motion.
5567 (reg_set_info): Deleted.
5568 (mark_mem_regs): New function, analyze regs used by a mem.
5569 (store_ops_ok): Use dataflow analyzer results to determine if
5570 necessary regs are changed in the block.
5571 (find_moveable_store): Remove check for symbol ref, we can handle
5572 much more complex expressions now.
5573 (compute_store_table): Remove most of the code, it's unnecessary
5574 now that the dataflow analyzer records the info for us.
5575 (store_killed_after): Add parameter to say whether to do the
5576 store_ops_okay test, used to speed up testing when we already know
5577 the answer, and just want to know if the store itself was killed.
5578 (build_store_vector): Largely rewritten to calculate the various
5579 vectors properly, and somewhat optimized.
5580 (store_motion): Init the df_analyzer, get REG_DEF chains.
5581 Also handle trapping expressions (since mems almost always trap)
5582 (simple_mem): Redefine what a simple mem is.
5584 2001-08-03 DJ Delorie <dj@redhat.com>
5586 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
5587 set from a constant part of the condition.
5589 2001-08-01 Andrew Cagney <ac131313@redhat.com>
5591 * mkdeps.c (deps_add_default_target): Make local variable
5592 ``start'' a const char pointer.
5593 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
5595 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5597 * doc/install.texi (Configuration): Fix markup.
5598 (Specific, i?86-*-udk): Likewise.
5599 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
5601 Document --enable-threads and --enable-libgcj status.
5602 (Specific, mips-sgi-irix*): Canonicalize triples.
5603 (Specific, mips-sgi-irix5): Warn about problems with this config.
5604 Mention required GNU as patch.
5605 Native assembler problems are fixed.
5606 (Specific, mips-sgi-irix6): Update O32 ABI support status.
5607 Document --enable-threads and --enable-libgcj status.
5609 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5611 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
5614 2001-08-03 Richard Henderson <rth@redhat.com>
5616 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
5619 2001-08-03 Richard Henderson <rth@redhat.com>
5621 * rtlanal.c (find_first_parameter_load): Stop if we
5622 reach a CODE_LABEL at BOUNDARY.
5624 2001-08-03 Richard Henderson <rth@redhat.com>
5626 * config/alpha/alpha.md (force_movdi): New insn.
5627 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
5628 Tweek FRP marking of VMS prologue insns.
5629 * config/alpha/vms.h (EPILOGUE_USES): New.
5631 2001-08-02 Richard Henderson <rth@redhat.com>
5633 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
5635 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5637 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
5638 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
5639 config/convex/convex.h, config/d30v/d30v.c,
5640 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5641 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
5642 config/mips/mips.h, config/mn10200/mn10200.h,
5643 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
5644 config/v850/v850.h, config/vax/openbsd.h,
5645 config/vax/openbsd1.h, config/vax/ultrix.h,
5646 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
5647 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
5648 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
5649 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
5650 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
5651 in comments and documentation.
5653 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5657 * Makefile.in (line-map.o): New.
5658 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
5659 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
5660 * cpperror.c (print_containing_files): Similarly.
5661 (print_location): Update. Don't output a space before _Pragma.
5662 * cppfiles.c (stack_include_file): Set to line 1 immediately.
5663 (stack_include_filee, cpp_make_system_header): Update.
5664 (_cpp_execute_include): Get logical line number right for calling
5665 as-yet-unterminated #include.
5666 * cpphash.h (struct cpp_reader): Add line_maps.
5667 (_cpp_do_file_change): Update.
5668 * cppinit.c (cpp_create_reader): Initialize line maps.
5669 (cpp_destroy): Destroy line maps.
5670 (cpp_start_read): Get logical line number right.
5671 * cpplex.c (parse_string): Only warn once for multi-line strings.
5672 Use boolean variable for null warning.
5673 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
5675 (do_include_common): End the directive early.
5676 (do_line): Don't warn about out-of-range lines in preprocessed
5677 source. Update. Remove unused variables.
5678 (_cpp_do_file_change): Update for new line mapping.
5679 (pragma_cb): New typedef.
5680 (cpp_register_pragma): Stop looking ahead before calling the
5682 (do_pragma_system_header): End directive early.
5683 (cpp_get_line_maps): New.
5684 (cpp_pop_buffer): Fudge logical line. Update.
5685 * cpplib.h: Include line-map.h
5686 (enum cpp_fc_reason): Remove.
5687 (struct cpp_file_change): Update.
5688 (cpp_get_line_maps): New.
5689 * cppmain.c (struct_printer): New member map.
5690 (cb_file_change): Update for new mappings.
5691 * fix-header.c (cb_file_change): Similarly.
5693 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5695 * Makefile.in (libgcc.mk): Define mkinstalldirs.
5696 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
5698 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5700 * config/vax/vax.c: include expr.h.
5702 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5704 * Makefile.in ($(srcdir)/configure): Only rebuild in
5706 ($(srcdir)/config.in): Only define in maintainer mode.
5707 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
5709 2001-08-02 David Edelsohn <edelsohn@gnu.org>
5711 * doc/install.texi (Install GCC: Binaries): Update Bull info.
5713 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5715 * gcc.c (set_collect_gcc_options): New function, split out from
5717 Ignore elided switches.
5718 (do_spec_1): Invoke before executing command.
5719 (set_input): Export.
5720 Move declaration ...
5721 * gcc.h (set_input): ... here.
5722 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5725 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
5728 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
5730 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
5732 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
5734 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
5735 for the unnamed instructions it expands to.
5737 2001-08-02 Richard Henderson <rth@redhat.com>
5739 * regclass.c (call_really_used_regs): Conditionally define.
5740 (init_reg_sets_1): Don't use it if not defined.
5741 (fix_register): Similarly, don't set it.
5743 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5745 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
5746 Correct comment that had been missed in the previous change.
5748 2001-08-01 Stan Shebs <shebs@apple.com>
5750 * config/darwin.c (machopic_stub_name): Try matching by name.
5751 (update_stubs): New function.
5752 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
5755 2001-08-01 Richard Henderson <rth@redhat.com>
5757 * except.c (output_function_exception_table): Use assemble_align.
5758 * varasm.c (assemble_eh_label): Remove.
5759 (assemble_eh_align, assemble_eh_integer): Remove.
5761 2001-08-01 Robert Lipe <robertl@caldera.com>
5763 * dwarfout.c: Remove reference to README.DWARF.
5765 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
5767 * regclass.c (call_really_used_regs): New array for registers which
5768 are actually used by a call.
5769 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
5771 (fix_register): Set call_really_used too.
5772 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
5773 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
5775 2001-08-01 Richard Henderson <rth@redhat.com>
5777 * read-rtl.c (read_name): Consider \r whitespace.
5779 2001-07-11 Andrew Cagney <ac131313@redhat.com>
5781 * config.gcc: Recognize powerpc-*-netbsd*.
5783 * doc/install.texi (Host/target specific installation notes for
5784 GCC): Mention powerpc-*-netbsd*.
5786 * config/rs6000/netbsd.h: New file.
5787 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
5788 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
5789 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
5790 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
5791 (TARGET_VERSION): Redefine.
5793 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
5794 mcall-netbsd as a match for mcall-sysv.
5795 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
5796 (ncrti.S, ncrtn.S): New targets.
5797 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
5799 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
5800 "netbsd' as a V4 ABI.
5801 (ASM_SPEC): Check for -mcall-netbsd.
5802 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
5803 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
5804 (LIB_SPEC, ENDFILE_SPEC): Ditto.
5805 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
5806 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
5807 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
5808 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
5810 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
5811 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
5813 2001-08-01 Mark Kettenis <kettenis@gnu.org>
5815 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
5816 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
5817 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
5818 including "unwind-pe.h".
5820 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5822 * rs6000.md (define_splits): Kill unused constraints.
5824 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
5825 Jan Hubicka <jh@suse.cz>
5827 * function.c (thread_prologue_and_epilogue_insns): Kill code
5828 dealing with non-existent CFG.
5830 2001-08-01 Kazu Hirata <kazu@hxi.com>
5832 * alias.c: Fix comment formatting.
5833 * bitmap.c: Likewise.
5834 * builtins.c: Likewise.
5835 * calls.c: Likewise.
5836 * c-common.c: Likewise.
5837 * c-decl.c: Likewise.
5838 * c-dump.c: Likewise.
5839 * c-lex.c: Likewise.
5840 * collect2.c: Likewise.
5841 * combine.c: Likewise.
5842 * conflict.c: Likewise.
5843 * cppfiles.c: Likewise.
5844 * cppinit.c: Likewise.
5845 * cpplex.c: Likewise.
5846 * cpplib.c: Likewise.
5847 * cppmacro.c: Likewise.
5848 * cppspec.c: Likewise.
5849 * c-pragma.c: Likewise.
5850 * crtstuff.c: Likewise.
5852 * cselib.c: Likewise.
5853 * c-semantics.c: Likewise.
5854 * c-typeck.c: Likewise.
5856 2001-08-01 H.J. Lu <hjl@gnu.org>
5858 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
5860 2001-08-01 H.J. Lu <hjl@gnu.org>
5862 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
5864 2001-08-01 Ziemowit Laski <zlaski@apple.com>
5866 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
5867 contextualizing Objective-C class name lookup by the lexer.
5868 (typespec_reserved_nonattr): Disable ObjC class name lookup after
5870 (protocoldef): Add support for forward @protocol declarations.
5871 (yylexname): Suppress ObjC class name lookup in certain contexts;
5872 re-enable after lookup is complete.
5873 (_yylex): Re-enable ObjC class name lookup when certain
5874 punctuation marks are seen.
5876 * objc/objc-act.c (check_protocol_recursively): New function used
5877 for finding circular dependencies in protocols.
5878 (objc_declare_protocols): New function for handling forward
5879 @protocol declarations.
5880 (receiver_is_class_object): Detect the case when 'self' is used
5881 inside of a class method.
5882 (build_message_expr): Issue a warning if class method is desired
5883 but instance method is found instead.
5884 (conforms_to_protocol): Streamline.
5885 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
5886 protocol Foo, even if 'Bar foo' does not.
5887 (check_protocols): Streamline.
5888 (start_protocol): Add checks for circular and duplicate protocol
5890 (encode_aggregate_within): For typedefs of structs, encode the
5892 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
5893 (objc_declare_protocols): New prototype.
5895 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5897 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
5898 * cpplex.c (handle_newline): Update prototype. Maintain logical
5900 (skip_escaped_newlines, skip_block_comment, parse_string):
5902 (_cpp_lex_token): Update, and store token position within the token.
5903 * cpplib.h (struct cpp_token): Add line and column entries.
5904 * cppmacro.c (replace_args): Position stringified tokens correctly.
5906 2001-08-01 Andreas Jaeger <aj@suse.de>
5908 * basic-block.h: Add prototype for last_loop_beg_note.
5910 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
5912 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
5913 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
5915 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
5916 while handling WITH_CLEANUP_EXPR node. Use second operand calling
5917 expand_decl_cleanup.
5918 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
5920 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
5921 operand while calling simple_cst_equal.
5922 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
5923 operand is the cleanup expression, the third is the RTL_EXPR.
5924 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
5926 2001-07-31 Jeff Sturm <jsturm@one-point.com>
5928 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
5930 2001-07-31 matthew green <mrg@eterna.com.au>
5932 * config.gcc (i386-*-netbsdelf): New description.
5933 * config/i386/netbsd-elf.h: New file.
5935 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
5937 * loop.c (check_dbra_loop): Use single_set to compute
5940 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
5942 PowerPC reorg and support for powerpc64-*-linux*.
5944 Also fixes emitting of constants on 32 bit and 64 bit
5947 * config.gcc: powerpc64-*-linux* is a new target.
5948 Things that needed aix.h now also include xcoff.h
5950 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5952 Move AIX specific stuff into aix.h.
5953 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5954 with more than just XCOFF now.
5955 (SET_ASM_OP): Remove, now defined where needed.
5956 (FUNCTION_PROLOGUE): New macro definition.
5957 (FUNCTION_EPILOGUE): New macro definition.
5958 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5960 * config/rs6000/xcoff.h: New file.
5962 * config/rs6000/linux64.h: New file.
5964 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5966 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5968 * rs6000.c (print_operand_address): Handle ELF syntax.
5969 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5970 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5971 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5973 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5975 * rs6000.c (rs6000_override_options): Only disable
5976 flag_function_sections for XCOFF.
5977 (exact_log2_cint_operand): New predicate.
5978 (reg_or_{add,sub}_cint64_operand): New predicates.
5979 (add_operand): Compare CONST_INT with fewer function calls.
5980 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5981 (print_operand, case 'p'): Ensure positive operand.
5982 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5983 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5984 (PREDICATE_CODES): Add new predicates.
5985 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5986 (divsi3, modsi3): Ensure positive power-of-2.
5987 (adddi3): Use new predicate. Split 32-bit constants more
5988 correctly. Re-arrange splitter to handle any constant.
5989 (subdi3): Use new predicate.
5990 (divdi3, moddi3): Ensure positive power-of-2.
5991 (movdi): Use rs6000_emit_set_const.
5992 (load_toc_v4_pic_di): Delete.
5994 2001-07-31 Graham Stott <grahams@redhat.com>
5996 * function.c (pad_below): Revert 2001-07-26 patch.
5998 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6000 * reg-stack (convert_regs_1): Fix best edge condition.
6002 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6004 * jump.c (duplicate_loop_exit_test): Better test for jumps
6005 entering the loop; create loop pre_header.
6007 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
6009 * doc/install.texi: Add s390 and s390x as new targets.
6010 * doc/invoke.texi: Add documantation of S/390 and zSeries
6012 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
6014 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6016 * config/m68k/m68k.md: Replace all general_operand with
6017 nonimmediate_operand for all destinations.
6018 * config/m68k/m68k.c (not_sp_operand): Likewise.
6020 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6022 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6024 2001-07-30 Richard Henderson <rth@redhat.com>
6026 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6027 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6029 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6031 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6032 Add missing doc strings
6033 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6034 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6036 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6038 * i386.c (ix86_output_main_function_alignment_hack): New function.
6039 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6041 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6042 edges by EDGE_DFS_BACK flag.
6043 (dump_edge_info): Add dfs_back flag.
6044 * basic-block.h (EDGE_DFS_BACK): New constant.
6045 (mark_dfs_back_edges): Declare.
6046 * alias.c (loop_p): Remove.
6047 (mark_constant_function): Use mark_dfs_back_edges.
6049 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6050 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6051 (compensate_edge): Break out from ...
6052 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6053 (convert_regs_2): Set block_done once block is really done;
6054 Do updating of the predecesors counts.
6056 * toplev.c (rest_of_compilation): Recompute block_for_insn
6057 before post-reload cfg_cleanup.
6058 * function.c (thread_prologue_epilogue_insns):
6059 Call set_block_for_new_insns when emitting prologue directly.
6061 2001-07-30 Andreas Jaeger <aj@suse.de>
6063 * jump.c: Add prototype for mark_modified_reg.
6065 * cse.c (set_live_p): Add unused attribute.
6067 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6069 (scan_for_source_files): Use long for count to avoid overflow.
6070 (output_data): Likewise.
6071 (output_data): Don't use string concatatenation to silence gcc
6074 * predict.c: Fix typos and grammar.
6076 * gcse.c (insert_insn_end_bb): Remove unused variables.
6078 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6080 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6081 (attempt_auto_inc): LIkewise.
6082 (mark_used_reg): Likewise.
6083 (try_pre_increment_1): Likewise.
6084 * regclass.c (regclass): Likewise.
6085 * global.c (allocno_compare): Update comment; change scaling factor.
6086 * local-alloc.c (QTY_CMP_PRI): Likewise.
6087 * regs.h (REG_FREQ_FROM_BB): New.
6088 (REG_FREQ_MAX): Likewise.
6090 2001-07-30 H.J. Lu <hjl@gnu.org>
6092 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6095 2001-07-30 H.J. Lu (hjl@gnu.org)
6097 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6098 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6099 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6101 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6103 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6104 as -mthumb-interwork when -mcpu=arm7 is specified.
6106 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6108 * predict.def (noreturn, loop branch, loop exit): Mark as first
6111 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6113 * combine.c (try_combine): Avoid barrier after noop jumps.
6115 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6117 * cpphash.h (struct cpp_reader): Remove import_warning.
6118 * cpplib.c (skip_rest_of_line): Don't bother turning off
6120 (parse_include): Move include handling to...
6121 (do_include_common): ... here. Move import warning from...
6122 (do_import): ... here.
6123 (do_pragma_poison): Don't do a callback for poison identifiers.
6124 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6125 * cppmain.c (setup_callbacks): Similarly.
6127 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6129 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6130 handle multiple sets.
6131 * except.c (sjlj_mark_call_sites): .... here.
6132 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6134 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6136 Suggested by Richard Henderson and Richard Kenner:
6137 * combine.c (recog_for_combine): Use the fake recog
6138 only if instruction does not match.
6139 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6140 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6142 * combine.c (try_combine): Discover noop jump as direct jump.
6144 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6146 * df.c (df_rd_global_compute): Add successors to worklist, not
6148 (df_ru_global_compute): Ditto.
6150 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6152 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6153 increment REG_N_SETS.
6155 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6157 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6159 * sbitmap.c (sbitmap_a_xor_b): New function.
6160 ifdef the basic block stuff on IN_GCC.
6162 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6164 * cppexp.c (parse_defined): Always record the macro name.
6165 (lex): Don't worry about identifiers, or special-case
6167 (_cpp_parse_expr): Figure out at the end of the routine
6168 whether we saw a valid !defined() expression.
6169 * cppfiles.c (stack_include_file): Update for mi_valid.
6170 (_cpp_pop_file_buffer): Similarly.
6171 * cpplex.c (_cpp_lex_token): Similarly.
6172 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
6173 mi_if_not_defined, mi_lexed): Remove.
6175 * cpplib.c (do_if): Simplify.
6176 (do_endif, push_conditional, _cpp_handle_directive): Update
6177 for renaming of mi_state to mi_valid.
6179 * cpp.texi: Add index entries for digraphs, and add comment
6180 that C++ refers to them as alternative tokens.
6182 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6184 * basic-block.h (CLEANUP_PRE_LOOP): New.
6185 * except.c (finish_eh_generation): Update call of cleanup_cfg.
6186 * sibcall.c (optimize_sibling_calls): Likewise.
6187 * toplev.c (rest_of_compilation): Likewise.
6188 * flow.c (try_forward_edges): Take argument MODE;
6189 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
6190 (try_optimize_cfg): Update call of try_forward_edges.
6192 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6193 Jan Hubicka <jh@suse.cz>
6195 * (validate_replace_rtx_1): Fix simplification of MINUS.
6197 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
6199 PR preprocessor/3669
6200 * cppinit.c (init_dependency_output): Turn off dump requests
6201 if sending dependencies to stdout.
6203 2001-07-28 Richard Henderson <rth@redhat.com>
6205 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
6208 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
6210 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
6212 2001-07-28 Kazu Hirata <kazu@hxi.com>
6214 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
6215 is VAR_DECL first to prevent an ICE.
6217 2001-07-28 Richard Henderson <rth@redhat.com>
6219 * varasm.c (immed_real_const_1): Don't elide special cases for
6221 (clear_const_double_mem): Clear const_tiny_rtx too.
6223 2001-07-28 Richard Henderson <rth@redhat.com>
6225 * dwarf2out.c (dw_val_class_offset): New.
6226 (struct dw_ranges_struct, dw_ranges_ref): New.
6227 (ranges_table, ranges_table_allocated): New.
6228 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
6229 (add_AT_offset, add_ranges, output_ranges): New.
6230 (print_die, output_die): Handle dw_val_class_offset.
6231 (attr_checksum, size_of_die, value_format): Likewise.
6232 (gen_lexical_block_die): Handle non-contiguous blocks.
6233 (gen_block_die): Likewise.
6234 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
6235 if needed. Dump the ranges table.
6236 * final.c (final_start_function): Remove unnecessary notes and
6237 rebuild the block tree before numbering the blocks.
6238 * function.c (reorder_blocks_0): Walk the existing block tree
6239 to unmark all blocks.
6240 (reorder_blocks_1): Create block fragments when duplicate block
6242 (reorder_fix_fragments): New.
6243 (reorder_blocks): Call it.
6244 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
6246 2001-07-28 Richard Henderson <rth@redhat.com>
6248 * emit-rtl.c (adjust_address): Make a copy of the memory address.
6250 2001-07-28 Richard Henderson <rth@redhat.com>
6252 * flow.c (add_to_mem_set_list): New function.
6253 (init_propagate_block_info): Use it.
6254 (mark_set_1): Likewise.
6255 (insn_dead_p): Canonicalize memory address for dead store
6256 comparison. Allow wider mode stores to kill narrower mode stores.
6257 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
6258 (invalidate_mems_from_set): Don't handle MEMs.
6260 2001-07-28 Kazu Hirata <kazu@hxi.com>
6262 * config/h8300/h8300.h: Fix formatting.
6264 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6266 * basic-block.h (EDGE_FREQUENCY): New macro.
6267 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
6269 * flow.c (find_sub_basic_blocks): Likewise.
6270 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
6271 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
6273 * predict.c (DEF_PREDICTOR): New argument FLAGS.
6274 (HITRATE): New macro.
6275 (PRED_FLAG_FIRST_MATCH): New constant.
6276 (predictor_info): New field flgags.
6277 (combine_predictions_for_insn): Use DS theory to combine
6278 probabilities; set the edge probabilities when finished.
6279 (estimate_probability): Avoid duplicated matches
6280 of LOOP_BRANCH heuristics for nested loops; update comment.
6281 * predict.def: Add flags for each prediction, set probabilities
6282 according to B&L paper.
6283 * predict.h (DEF_PREDICTOR): New argument FLAGS.
6285 * profile.c (compute_branch_probabilities): Cleanup way the edge
6286 probabilities are computed and REG_BR_PROB notes are dropped; if
6287 values does not match, emit error.
6288 (init_branch_prob): Do error instead of warning when profile driven
6289 feedback is missing or corrupt.
6291 2001-07-27 DJ Delorie <dj@redhat.com>
6293 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
6294 against a constant, try to adjust the compare to have the desired
6295 constant in it so that min/max optimizations happen more often.
6297 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6299 * flow.c (last_loop_beg_note): New function.
6300 (redirect_edge_and_branch): Use it.
6301 (split_edge): Likewise.
6303 * alias.c (loop_p): Avoid uninitialized memory access.
6305 * flow.c (try_forward_edges): Avoid accessing freed memory.
6307 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
6310 2001-07-26 Andrew Haley <aph@redhat.com>
6311 Joern Rennecke <amylaar@redhat.com>
6313 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
6314 (SUBTARGET_CPP_ENDIAN_SPEC): New.
6315 (SUBTARGET_CPP_SPEC): New.
6317 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
6318 (SUBTARGET_CPP_PTR_SPEC): New.
6319 (CPP_DEFAULT_CPU_SPEC): New.
6320 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
6321 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6322 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
6323 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6324 (SUBTARGET_CPP_SPEC): Define as an empty string.
6326 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6328 * doc/install.texi (Configuration): Properly link the host
6329 specific instructions also when generating HTML.
6331 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
6333 * flow.c (redirect_edge_and_branch_force): Test
6334 target->global_live_at_start.
6336 2001-07-26 Richard Henderson <rth@redhat.com>
6338 * simplify-rtx.c (avoid_constant_pool_reference): Export.
6339 * rtl.h (avoid_constant_pool_reference): Declare it.
6340 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
6341 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
6343 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6345 * rtl.h (cleanup_barriers): Declare.
6346 * jump.c (cleanup_barriers): New function.
6347 * toplev.c (rest_of_compilation): Call cleanup_barriers
6348 before loop optimizer and after bb_reorder.
6350 * flow.c (back_edge_of_syntactic_loop_p): New.
6351 (split_edge): Use it.
6353 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6355 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
6357 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
6359 * cse.c (cse_process_notes): Replace any registers if the address
6362 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
6364 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
6365 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
6366 (propagate_block): Update prototype.
6367 * flow.c (update_life_info): Simplify the CFG and
6368 recalculate the global regs which are alive when
6369 removing dead code during a global update.
6370 (propagate_block): Return non-zero if an INSN is
6373 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6375 * Makefile.in (LIBICONV): Define.
6377 2001-07-26 Catherine Moore <clm@redhat.com>
6379 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
6380 of conditional to avoid tree checking errors.
6382 2001-07-26 Kazu Hirata <kazu@hxi.com>
6384 * regmove.c (regmove_optimize): Don't replace a reg with
6385 another reg of a different mode.
6387 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
6389 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
6390 limit length of dependancy flush list.
6391 * params.h (MAX_PENDING_LIST_LENGTH): Define.
6392 * sched-int.h (struct deps): Add pending_flush_length field.
6393 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
6394 has 1 element in it.
6395 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
6396 (sched_analyze): After a jump, if the pending memory flush list is too
6397 large, flush the pending lists.
6398 (init_deps): Initialize pending_flush_length to 0.
6399 * doc/invoke.texi (max_pending_list_length): Document parameter.
6401 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
6403 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
6404 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
6405 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
6407 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6409 * cpphash.h (struct_lexer_state): Delete was_skipping.
6410 Move skipping here from struct cpp_reader.
6411 * cpplex.c (parse_identifier): Update.
6412 (_cpp_lex_token): Don't skip tokens in a directive.
6413 * cpplib.c (struct if_stack): Update.
6414 (start_directive, end_directive): Don't change skipping state.
6415 (_cpp_handle_directive): Update.
6416 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
6417 (do_else, do_endif): Update; only check for excess tokens if not
6418 in a skipped conditional block.
6419 (push_conditional): Update for new struct if_stack.
6421 2001-07-26 Graham Stott <grahams@redhat.com>
6423 * function.c (locate_and_pad_parm): Also pad initial offset
6424 so that the total argument size also includes the padding.
6426 2001-07-26 Graham Stott <grahams@redhat.com>
6428 * gensupport.c (alter_output_for_insn): Correct enable checking failure
6429 change XSTR to XTMPL.
6431 (process_one_cond_exec): Likewise
6433 2001-07-25 Richard Henderson <rth@redhat.com>
6435 * varasm.c (assemble_variable): Create DECL_RTL before setting
6438 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
6440 * predict.c (estimate_probability): Avoid duplicated predictions.
6442 * loop.c (find_and_verify_loops): Grok multiple barriers.
6444 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6446 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
6448 * dbxout.c: Consistently use putc instead of fputc.
6449 (print_wide_int): New function; call instead of direct fprintf.
6450 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
6451 (dbxout_type_fields, dbxout_type_method_1): Likewise.
6452 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
6453 (print_int_cst_octal): Likewise.
6454 (print_octal): Show we wrote characters.
6455 (dbxout_type): Set have_used_extensions in more places.
6457 2001-07-25 Catherine Moore <clm@redhat.com>
6459 * config/v850/v850.c (v850_va_arg): Use addr
6460 instead of valist to build incr.
6462 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
6464 * flow.c (delete_dead_jumptables): New function.
6465 (life_analyzis): Call it.
6466 * bb-reorder.c (skip_insns_after_block): Handle contradictory
6469 2001-07-25 Richard Henderson <rth@redhat.com>
6471 * except.c (reachable_handlers): Handle a region being removed
6472 out from under a RESX.
6474 2001-07-25 Richard Henderson <rth@redhat.com>
6476 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
6477 swap GE/GT if it is an fp comparison.
6479 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
6481 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
6484 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
6486 * ssa.c (rename_insn_1): Do not wrap an assignment to a
6487 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
6490 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
6492 (visit_expression): When attempting to simplify an expression,
6493 retrieve any modes for arguments before they are simplified
6496 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6497 Janis Johnson <janis@us.ibm.com>
6499 * stmt.c (expand_goto): A nonlocal goto can be a call too.
6500 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
6501 pointer parameters to match documented usage of nonlocal_goto.
6502 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
6503 parameters to their correct order.
6504 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
6505 parameters to their correct order.
6507 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6509 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
6511 2001-07-25 Jan Hubicka <jh@suse.cz>
6512 Richard Henderson <rth@redhat.com>
6514 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
6516 (make_edges): New argument update_p; populate the edge cache if set.
6517 (find_basic_blocks): Update make_edges invocation.
6519 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6521 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
6523 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6525 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
6526 -Acpu and -Amachine.h.
6527 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
6528 Corrected header to say ELF not a.out.
6529 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
6530 when given -msoft-float.
6532 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6534 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
6535 extra multilib parts like arm-elf.
6536 (i960-*-coff*, i960-*-rtems): Should not use collect2.
6537 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
6538 crtfini.o as extra multilib parts.
6540 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6542 * configure.in: Add rtems as a supported thread model.
6543 * gthr-rtems.h: Add missing entry point __gthread_active_p.
6544 * configure: Rebuilt.
6546 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
6548 * stor-layout.c (get_mode_alignment): make it work when
6549 BITS_PER_UNIT is not a power of two.
6550 * builtins.c (get_pointer_alignment): Likewise.
6552 2001-07-24 Richard Henderson <rth@redhat.com>
6554 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
6555 the retrieved constant into the expected mode.
6557 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6559 * flow.c (try_simplify_condjump): Avoid duplicated edges.
6560 (verify_flow_info): Check for duplicated edges; clarify
6563 * flow.c (block_label): Update basic_block_for_insn.
6564 (commit_edge_insertions): Call compute_bb_for_insn.
6566 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
6569 * flow.c (redirect_edge_and_branch,
6570 try_optimize_cfg): Use redirect_edge_succ_nodup
6571 (redirect_edge_succ_nodup): New.
6572 * basic_block.h (redirect_edge_succ_nodup): Declare.
6574 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
6577 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6579 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
6580 (try_crossjump_to_edge): Update commetns.
6581 (try_crossjump_bb): Likewise.
6583 2001-07-24 Richard Henderson <rth@redhat.com>
6585 * combine.c (distribute_notes): Move set of need_refresh
6586 for noop_move_p down to catch all cases.
6588 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
6590 * recog.c (split_all_insns_noflow): New.
6591 * rtl.h (split_all_insns_noflow): Declare.
6592 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
6593 * m68hc11.c (m68hc11_reorg): Likewise.
6594 * sh.c (machine_dependent_reorg): Likewise.
6595 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
6598 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6600 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
6601 (ashlsi3_n splitter): Likewise.
6602 (lshrsi3_n splitter): Likewise.
6604 (GOTaddr2picreg): Make const SImode.
6605 (sym_label2reg): Likewise.
6606 (symGOT2reg): Likewise.
6607 (symGOTOFF2reg) Likewise.
6609 (casesi_worker_0): Make unspec SImode.
6611 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6613 * config/sh/sh.c (barrier_align): Check that an operand really is
6614 an insn before extracting its INSN_CODE.
6616 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
6618 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
6621 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
6622 for SImode to prevent overflow.
6624 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6626 * config/mips/irix6-libc-compat.c: New file.
6627 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
6628 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
6631 2001-07-24 lars brinkhoff <lars@nocrew.org>
6633 * rtl.texi (REG_POINTER): Document.
6634 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
6635 QFmode, HFmode, TQFmode, QCmode, and HCmode.
6637 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6639 * flow.c (delete_noop_moves): Do not confuse libcall regions.
6641 2001-07-23 Richard Henderson <rth@redhat.com>
6643 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
6645 2001-07-23 Kazu Hirata <kazu@hxi.com>
6647 * config/h8300/h8300-protos.h: Add a prototype for
6648 general_operand_dst_push.
6649 * config/h8300/h8300.c (general_operand_dst_push): New.
6650 * config/h8300/h8300.h (OK_FOR_T): New.
6651 (EXTRA_CONSTRAINT): Use it.
6652 * config/h8300/h8300.md (movqi_push): Remove and integrate into
6653 the existing movqi pattern.
6654 (movhi_push): Likewise.
6656 * reload.c: Fix comment typos.
6658 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6660 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
6662 2001-07-23 H.J. Lu (hjl@gnu.org)
6664 * doc/extend.texi: Update __builtin_return_address and
6665 __builtin_frame_address.
6667 2001-07-23 Richard Henderson <rth@redhat.com>
6669 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
6671 * config/i386/i386.md: New setcc+movzbl peephole2.
6673 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6675 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
6676 * objc/objc-act.c: Include debug.h.
6677 (synth_module_prologue): Save and restore debug hooks too.
6679 2001-07-23 lars brinkhoff <lars@nocrew.org>
6681 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
6682 and C4X_FLOAT_FORMAT.
6683 (BOOL_TYPE_SIZE): Document.
6685 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
6687 * unroll.c (loop_iterations): Fix miscalculation of initial
6690 2001-07-13 Andrew Haley <aph@redhat.com>
6692 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
6693 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
6694 * config/sh/sh.c (sh_can_redirect_branch): New function.
6695 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
6696 * reorg.c (steal_delay_list_from_target): Use
6697 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
6699 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6701 * flow.c (try_simplify_condjump): Unlink insn chain on
6702 fallthru edge; use can_fallthru.
6704 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
6706 * basic-block.h (find_sub_basic_block): Declare.
6707 * flow.c (make_edges): New arguments MIN and MAX;
6708 (find_sub_basic_blocks): Revamp to use make_edges
6709 and purge_dead_edges.
6710 (find_basic_blocks): Update call of find_sub_basic_block.
6712 * recog.c (split_all_insns): Always expect CFG to be consistent;
6713 call find_sub_basic_blocks in case something has changed.
6714 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
6717 * basic-block.h (delete_noop_moves): Declare.
6718 * combine.c (combine_instructions): Call it.
6719 (recog_for_combine): Tolerate noop moves
6720 (distribute_notes): Force refresh when register dies at noop move.
6721 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
6723 (life_analysis): Update delete_noop_moves call.
6724 (set_noop_p): Move too ...
6725 * rtlanal.c (noop_move_p): ... here.
6726 * rtl.h (noop_move_p): Declare.
6728 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
6729 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
6731 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
6732 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
6734 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
6736 * reload.c (push_reload): Fix typo in comment.
6737 (find_reloads_address): Ditto.
6738 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
6740 2001-07-22 Richard Henderson <rth@redhat.com>
6742 * flow.c: Grammar check and clarify a lot of comments.
6743 (try_simplify_condjump): Rename variables to be clearer.
6744 (try_forward_edges): Skip complex and fallthru edges.
6745 Rearrange tests to avoid duplicate checks.
6746 (flow_find_cross_jump): Likewise.
6747 (outgoing_edges_match): Allow match if neither branch has
6748 probability data. Loosen probability match to 5%.
6749 (try_crossjump_to_edge): Hoist repeated indirection into
6751 (try_crossjump_bb): Don't check complex edges. Eliminate
6752 redundant crossjump tests.
6753 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
6754 checks before more expensive checks.
6756 2001-07-22 Richard Henderson <rth@redhat.com>
6758 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
6759 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
6762 2001-07-22 Richard Henderson <rth@redhat.com>
6764 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
6765 (const_sint32_operand): Likewise.
6766 * m68k.md (anon mulsi pattern): Use const_int_operand not
6767 const_sint32_operand.
6768 (umulsi3_highpart): Zero extend a constant input.
6769 (smulsi3_highpart): Don't bother checking SImode constant.
6770 (const_umulsi3_highpart): Give op3 DImode.
6771 (const_smulsi3_highpart): Likewise.
6773 2001-07-22 Richard Henderson <rth@redhat.com>
6775 * flow.c (split_block): Make sure bb_note is included in the
6776 new block when splitting before a label.
6778 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6780 * basic-block.h (redirect_edge_and_branch_force,
6781 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
6782 * flow.c (redirect_edge_and_branch_force,
6783 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
6784 (redirect_edge_and_branch_force): Fix copying of lifeness information.
6785 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
6786 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
6787 instead of label; update CFG after transformation.
6788 (find_if_case_1): Update call, use redirect_edge_and_branch_force
6789 for finishing the transformation; handle even case where ELSE
6790 does not follow THEN.
6791 (find_if_case_2): Update call of dead_or_predictable; simplify
6794 * emit-rtl.c (split_branch_probability): New global variable.
6795 (try_split): Take care to set split_branch_probability and
6796 create REG_BR_PROB note for new jump insns.
6797 * md.texi (define_split): Document new feature.
6799 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
6801 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6803 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
6804 (asm_out_file): Remove redundant declaration.
6805 (assemble_asm): Remove old #if 0 block.
6806 (assemble_variable): Remove end of function; debug output is
6807 now handled with global_decl. Remove old #if 0 block. Update.
6808 Remove saved_in_section and associated no-op code.
6809 * Makefile.in (varasm.o): Correct dependencies.
6811 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
6813 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6814 the definition in defaults.h.
6816 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
6818 * jump.c: Update comments.
6819 (delete_barrier_successors, delete_unreferenced_labels,
6820 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
6821 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
6822 jump_optimize, jump_optimize_minimal): Kill.
6823 (rebuild_jump_labels): Move code from jump_optimize_1.
6824 (purge_line_number_notes): Likewise.
6825 (copy_loop_headers): Likewise.
6826 * reg-stack.c: Update comment.
6828 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
6829 JUMP_AFTER_REGSCAN): Kill.
6830 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
6831 purge_line_number_notes and copy_loop_headers.
6833 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6834 Richard Henderson <rth@redhat.com>
6836 * dbxout.c (dbxout_global_decl): New.
6837 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6838 * sdbout.c (sdbout_finish): New.
6839 (sdbout_debug_hooks): Use it, add comments.
6840 (sdbout_global_decl): Defer initialised public vars to
6842 * varasm.c (assemble_variable): Don't output debug information
6843 for file-scope variables.
6845 2001-07-22 Richard Henderson <rth@redhat.com>
6847 * config/alpha/alpha.c (get_trap_mode_suffix): New.
6848 (get_round_mode_suffix): New.
6849 (print_operand): Use them for [/]. Remove support for [&'`()+].
6850 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
6851 * config/alpha/alpha.md (attr round_suffix): New.
6852 (attr trap_suffix): New.
6853 (all insns): Set them appropriately. Use %/ instead of the
6856 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6858 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
6860 2001-07-22 Richard Henderson <rth@redhat.com>
6862 * regrename.c (regrename_optimize): Compute nregs for each
6863 potential target register.
6865 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
6866 Richard Henderson <rth@redhat.com>
6868 * dbxout.c (dbxout_global_decl): New.
6869 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6870 * sdbout.c (sdbout_finish): New.
6871 (sdbout_debug_hooks): Use it, add comments.
6872 (sdbout_global_decl): Defer initialised public vars to
6874 * varasm.c (assemble_variable): Don't output debug information
6875 for file-scope variables.
6877 2001-07-21 H.J. Lu (hjl@gnu.org)
6879 * config/mips/mips.c (mips_cpu): Moved into ...
6880 (override_options): Here.
6882 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
6884 (mips_cpu): Removed.
6886 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6888 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
6889 ("iorqi3"): Likewise.
6890 ("xorqi3"): Likewise.
6891 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
6892 ("*subhi3_sp): Likewise.
6893 ("*subhi3"): Likewise.
6894 ("extendhisi2"): Accept D, X and Y as source operand to avoid
6897 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
6899 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
6900 * config/freebsd.h: Likewise.
6901 * config/linux.h: Likewise.
6902 * config/openbsd.h: Likewise.
6903 * config/alpha/linux-elf.h: Likewise.
6904 * config/arm/linux-elf.h: Likewise.
6905 * config/d30v/d30v.h: Likewise.
6906 * config/fr30/fr30.h: Likewise.
6907 * config/ia64/aix.h: Likewise.
6908 * config/ia64/ia64.h: Likewise.
6909 * config/mips/linux.h: Likewise.
6910 * config/pj/pj.h: Likewise.
6911 * config/rs6000/linux.h: Likewise.
6912 * config/sparc/linux.h: Likewise.
6913 * config/sparc/linux64.h: Likewise.
6915 2001-07-20 Bruce Korb <bkorb@gnu.org>
6917 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
6918 because getc() and char* may disagree on signedness.
6920 2001-07-20 Richard Henderson <rth@redhat.com>
6922 * doc/rtl.texi (REG_DEAD): Update for current semantics.
6924 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
6925 insns to delete in the presence of cc0 in a jump insn.
6927 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6928 Jan Hubicka <jh@suse.cz>
6930 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
6931 of doing the change by hand.
6933 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6935 * rtlanal.c (set_noop_p): Return true for noop jumps.
6937 * expr.c (emit_single_push_insn): Add call to push expander.
6938 * expr.h (optab_index): Add OTI_push
6939 (push_optab): New constant.
6940 * genopinit.c (optabs): Add push_optab.
6941 * optabs.c (init_optab): Init push optab.
6942 * md.texi (push??1): Document
6944 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6946 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6947 expand to emit the pattern; put a REG_INC note for push/pop
6949 ("movdf", "movdf_internal"): Likewise.
6950 ("movsi", "movsi_internal"): Likewise.
6951 ("movsf", "movsf_internal"): Likewise.
6952 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6954 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6956 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6959 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6961 * params.def: Change default max inline insns to 100.
6963 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6965 * combine.c (combine_simplify_rtx): Generate a new shift operation
6966 when simplifying the first operand of a (neg (ashift)) expression.
6968 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6970 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6972 2001-07-20 Kelley Cook <kelley.cook@home.com>
6974 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6975 information. Move rest into ...
6976 (*-*-solaris): ... here. Eliminate redundant information and
6977 reword necessary packages section. Delete 4.x assembler bug info.
6978 (sparc-sun-*): Merge into ...
6979 (sparc-sun-sunos*): here.
6981 2001-07-20 Catherine Moore <clm@redhat.com>
6983 * config/v850/v850.md (casesi): Generate LABEL_REF
6986 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6988 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6989 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6990 * i386.md (strclrsi expander): Use it.
6992 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6994 * integrate.c (copy_insn_list): handle
6995 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6996 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6997 identically as to CODE_LABEL.
6999 * fold-const (fold): Convert A/B/C to A/(B*C) and
7002 * except.c (connect_post_landing_pads): Delete the RESX insns.
7004 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
7006 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
7008 * config/mips/mips.md (nmadd/nmsub): Use macro.
7010 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
7012 * cppinit.c (remove_dup_dir): Make static.
7013 (remove_dup_dirs): Make static. Only warn about preempting a
7014 system directory with a non-system directory.
7016 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7018 * ifcvt.c (noce_try_store_flag_constants): Correct order
7019 of parameters to trunc_int_for_mode.
7021 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7023 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7024 an exception that will be caught within this function, do not fill
7025 its delay slot with any subsequent instruction.
7027 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7029 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7030 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7031 pointer extension instruction.
7032 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7033 * simplify-rtx.c (simplify_unary_operation) Likewise.
7034 * explow.c (convert_memory_address) Check value of
7035 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7037 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7038 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7039 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7040 Add Multilib Support.
7041 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7042 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7043 Add Multilib Support.
7044 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7046 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7047 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7048 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7050 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7052 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7053 old and new operands in `<', `3' and `b'.
7055 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7057 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7058 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7059 (toplev.o): Don't depend on xcoffout.h.
7060 * c-decl.c: Include debug.h
7061 (duplicate_decls): Use debug hook.
7062 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7063 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7064 (dbxout_types): Remove.
7065 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7066 * debug.c (do_nothing_debug_hooks): Update.
7067 (debug_true_tree, debug_nothing_rtx): New.
7068 * debug.h (struct rtx_def): New.
7069 (struct gcc_debug_hooks): New hooks ignore_block,
7070 outlining_inline_function and label.
7071 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7072 dwarf2out_frame_finish): New.
7073 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7074 Make static, update prototype.
7075 (dwarf2_debug_hooks): Update.
7076 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7077 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7078 * dwarfout.c (dwarf_debug_hooks): Update.
7079 * emit-rtl.c: Include debug.h.
7080 (remove_unnecessary_notes): Use debug hook.
7081 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7082 (final_scan_insn): Use debug hook.
7083 * integrate.c (output_inline_function): Use debug hook.
7084 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7085 (sdb_debug_hooks): Update.
7086 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7087 * toplev.c: Don't include xcoffout.h.
7088 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7089 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7091 * tree.h (dwarf2out_do_frame): Remove.
7093 2001-07-19 Catherine Moore <clm@cygnus.com>
7095 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7097 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7099 * reload1.c (eliminate_regs_in_insn): When updating a set
7100 to the frame pointer to the hardware frame pointer, perform
7101 the update always not just when REPLACE is set.
7103 * reload1.c (choose_reload_regs): Don't inherit a reload
7104 that crosses multiple registers if registers past the first
7105 don't fit in the desired class.
7107 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7108 when negating constants.
7110 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7112 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7113 * doc/tree.texi: Ditto.
7115 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7116 Jakub Jelinek <jakub@redhat.com>
7118 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7119 (extract_cie_info): Handle "eh" augmentation properly,
7121 (struct frame_state, __frame_state_for): New.
7123 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7125 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7126 HANDLE_SYSV_PRAGMA): Define.
7127 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7129 (copy_object): Caller changed.
7131 2001-07-19 Andreas Schwab <schwab@suse.de>
7133 * configure.in (assembler dwarf2 debug_line support): Define nop
7135 * configure: Regenerated.
7137 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7139 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7141 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7142 to conditionally compiled block.
7143 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7144 * dbxout.h (dbxout_function): Remove.
7145 * debug.c (do_nothing_debug_hooks): Update.
7146 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7147 global_decl, deferred_inline_function.
7148 * dwarf2out.c (dwarf2_debug_hooks): Update.
7149 (dwarf2out_global_decl): New.
7150 * dwarfout.c: Don't include dwarfout.h.
7151 (dwarfout_global_decl, dwarfout_function_decl,
7152 dwarfout_deferred_inline_function): New.
7153 (dwarf_debug_hooks): Update.
7154 * dwarfout.h: Remove.
7155 * final.c: Don't include dwarfout.h.
7156 * sdbout.c (sdbout_global_decl): New.
7157 (sdbout_debug_hooks): Update.
7158 * toplev.c: Don't include dwarfout.h.
7159 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7160 (note_deferral_of_defined_inline_function): Remove.
7161 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7162 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7163 * ch/lex.c: Don't include dwarfout.h.
7164 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7165 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7166 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7167 * cp/optimize.c: Include debug.h.
7168 (maybe_clone_body): Use debug hook.
7169 * cp/semantics.c: Include debug.h.
7170 (expand_body): Use debug hook.
7171 * po/POTFILES.in: Remove dwarfout.h.
7173 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7175 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
7176 * c-parse.in (yyerror, _yylex): Similarly.
7177 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
7178 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
7180 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
7181 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
7183 2001-07-18 Jeff Sturm <jsturm@one-point.com>
7185 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
7186 in-class declaration at -g1. Fixes c++/2814.
7188 2001-07-18 Richard Henderson <rth@redhat.com>
7190 * doc/md.texi (reload_in/out): Document restrictions in predicates
7191 and constraints for these patterns. Document empty string matching
7194 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7196 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
7198 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7200 * cse.c: Undo my previous patch.
7202 2001-07-18 Tom Tromey <tromey@redhat.com>
7205 * configure: Rebuilt.
7206 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
7208 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
7210 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
7211 Jan Hubicka <jh@suse.cz>
7213 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
7214 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
7215 * jump.c (mark_jump_label): Do not forward branches.
7217 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
7219 * cse.c (delete_trivially_dead_insns): Delete the libcall block
7220 when return value is unused.
7222 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7224 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
7226 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
7228 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
7229 on error. We can't blindly return the result of
7230 pthread_mutex_trylock because it returns a positive number on
7231 error, while we must return -1 on error.
7232 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
7234 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
7236 2001-07-18 Andreas Jaeger <aj@suse.de>
7238 * integrate.c (output_inline_function): Correct type of debug_hooks.
7240 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
7242 * combine.c (combine_simplify_rtx): DIV can be treated
7243 associatively for floats if unsafe math optimisations are enabled.
7245 2001-07-17 Richard Henderson <rth@redhat.com>
7247 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
7249 2001-07-17 Richard Henderson <rth@redhat.com>
7251 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
7252 don't force the function address into a register.
7253 (expand_call, emit_library_call_value_1): Update callers.
7254 * builtins.c (expand_builtin_apply): Likewise.
7255 * expr.h (prepare_call_address): Update decl.
7257 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
7259 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
7261 * config/i386/chorus.h: Move up.
7262 * config/sparc/chorus.h: Likewise.
7263 * config/rs6000/chorus.h: Likewise.
7264 * config/chorus.h: Moved here.
7266 2001-07-17 Andreas Schwab <schwab@suse.de>
7268 * configure.in (assembler eh_frame optimization): Handle big
7270 * configure: Regenerated.
7272 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
7274 * expr.c (epxand_expr): Convert divisions into multiplications by
7275 reciprocals if -ffast-math.
7277 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
7279 * dbxout.c (dbxout_really_begin_function): Rename to
7280 dbxout_begin_function.
7281 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7282 (dbxout_begin_function): Remove.
7283 (dbxout_function): Update.
7284 (dbxout_source_line): Update prototype.
7285 * dbxout.h (dbxout_begin_function): Remove.
7286 * debug.c (do_nothing_debug_hooks): Update.
7287 (debug_nothing_tree): Update.
7288 (debug_nothing_charstar_rtx): Remove.
7289 * debug.h (union tree_node): Declare.
7290 (struct rtx_def): Remove.
7291 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
7292 begin_function. Change source_line prototype.
7293 (debug_nothing_tree): New.
7294 (debug_nothing_charstar_rtx): Delete.
7295 (dwarf2out_begin_prologue): Moved from ...
7297 * dwarf2out.c (dwarf2_debug_hooks): Update.
7298 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
7299 debug info, call dwarf2out_source_line.
7300 (dwarf2out_souce_line): Update prototype.
7301 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
7302 Change prototype, make static.
7303 (dwarfout_source_line): Update prototype.
7304 (dwarf_debug_hooks): Update.
7305 * dwarfout.h (dwarfout_begin_function): Remove.
7306 * final.c (final_start_function, final_scan_insn): Use appropriate
7307 debug hooks, update to use notice_source_line.
7308 (output_source_line): Rename notice_source_line. Don't call the
7309 source_line debug hook.
7310 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
7311 make static, update prototype.
7312 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
7314 (sdbout_end_prologue): New.
7315 (sdbout_source_line): Update prototype.
7316 (sdbout_debug_hooks): Update.
7317 (sdbout_symbol): Remove unused var.
7318 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
7320 * varasm.c: Include debug.h.
7321 (assemble_start_function): Use begin_function debug_hook.
7322 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7323 update with prototype.
7324 (xcoffout_source_line): Update prototype.
7325 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7327 (xcoffout_source_line): Update prototype.
7329 2001-07-17 Richard Henderson <rth@redhat.com>
7331 * c-typeck.c (build_binary_op): Do not shorten unsigned
7332 right shift after sign extension.
7334 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
7336 * combine.c (combine_simplify_rtx): Attempt to simplify
7337 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
7339 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
7340 (simplify_binary_operation, simplify_unary_operation,
7341 simplify_relational_operation): Use it.
7343 * combine.c (combine_simplify_rtx): Don't do associative law
7344 on divisions; allow associative law on floats.
7346 2001-07-17 H.J. Lu <hjl@gnu.org>
7347 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7349 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
7350 ASM_OUTPUT_WEAK_ALIAS are defined.
7351 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
7352 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
7354 * config/mips/iris5.h: ... here.
7355 (HANDLE_SYSV_PRAGMA): Defined as 1.
7356 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
7357 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
7360 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
7362 * c-parse.in (all_prefix_attributes): New variable.
7363 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
7364 (maybe_resetattrs): New production.
7365 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
7366 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
7367 notype_initdcl, nested_function, notype_nested_function,
7368 component_decl, components, components_notype,
7369 component_declarator, component_notype_declarator,
7370 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
7371 ivars, mydecl, myparm): Update. Avoid prefix attributes just
7372 after a comma being applied to more than one declarator.
7373 * doc/extend.texi (Attribute Syntax): Update. Remove
7374 documentation of bugs that are no longer present.
7376 2001-07-13 Eric Christopher <echristo@redhat.com>
7378 * config/mips/mips.h: Change TUNE_MIPS* options to use
7380 (EXTRA_SPECS): Add cc1_cpu_spec.
7381 * config/mips/mips.md (muldf3): Fix typo.
7383 2001-07-16 Richard Henderson <rth@redhat.com>
7385 * config/m68k/m68k.c: Include expr.h and reload.h.
7386 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
7387 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
7389 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7390 Richard Henderson <rth@redhat.com>
7392 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
7393 (insn_live_p): Fix fall off end of function.
7394 (dead_libcall_p): Remove COUNTS argument; update callers.
7395 (delete_trivially_dead_insns): Remove unused variables.
7397 2001-07-17 Andreas Jaeger <aj@suse.de>
7399 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
7402 * lcm.c (optimize_mode_switching): Avoid warning for unused
7403 variable if !NORMAL_MODE.
7405 * flow.c (try_crossjump_to_edge): Remove unused variable.
7407 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7409 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
7410 atexit declaration in stdlib.h.
7412 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
7414 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
7416 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7418 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
7419 * except.c (finish_eh_generation): Update call of cleanup_cfg;
7420 do rebuild_jump_labels instead of jump_optimize
7421 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
7422 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
7423 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
7425 * flow.c: Include timevar.h
7426 (find_basic_block): Push/pop timevar;
7427 (cleanup_cfg): Likewise.
7428 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
7429 * Makefile: Add dependencies on timevar.h
7431 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
7432 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
7434 * rtl.h (delete_trivially_dead_insns): Add new parameter.
7435 * toplev.c (rest_of_compilation): Update calls.
7436 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
7437 (delete_trivially_dead_insns): ... here; accept new argument
7438 preserve_basic_blocks; preserve basic blocks if set.
7440 * reg-stack.c (stack_regs_mentioned): Return 0 if
7441 stack_regs_mentioned_data is not initialized.
7442 (reg_to_stack): Make stack_regs_mentioned survive after the
7443 reg-stack is completted; do not call cleanup_cfg.
7444 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
7445 make cleanup_cfg after bb-reorder to output to debug file.
7447 2001-07-16 Richard Henderson <rth@redhat.com>
7449 * regclass.c (init_reg_sets): Use only 32 bits per initializer
7450 from int_reg_class_contents.
7452 2001-07-16 Richard Henderson <rth@redhat.com>
7454 * hard-reg-set.h (regs_invalidated_by_call): Declare.
7455 * regclass.c (regs_invalidated_by_call): Move from cse.c.
7456 (init_reg_sets_1): Move initialization from cse_main.
7457 * cse.c (regs_invalidated_by_call): Move to regclass.c.
7458 (cse_main): Move its initialization also.
7459 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
7460 * flow.c (propagate_one_insn): Likewise.
7461 * gcse.c (compute_hash_table): Likewise.
7462 (compute_kill_rd, compute_store_table): Likewise.
7463 * sched-deps.c (sched_analyze_1): Likewise.
7465 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
7467 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
7470 2001-07-16 Steve Ellcey <sje@cup.hp.com>
7472 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
7473 in if statement so we don't access undefined memory.
7475 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7477 * gcse.c: Update comment at top.
7478 Update comment on mem handling.
7479 mem_last_set, mem_first_set, mem_set_in_block: gone.
7480 Declaration of reg_set_info: gone.
7481 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
7482 pointless with load_killed_in_block_p (they are *more*
7483 conservative then it, not less, and less accurate).
7484 (oprs_not_set_p): Ditto.
7485 (alloc_gcse_mem): Don't allocate mem_set_in_block
7486 (free_gcse_mem): Don't free it, either.
7487 (record_last_mem_set_info): Update comment in front, remove
7488 mem_*set_* stuff. Note the reason we don't handle stores directly
7490 (compute_hash_table): Update comments to reflect reality. Remove
7491 mem_*set_* references.
7492 (reset_opr_set_tables): Remove mem_*set_* references.
7494 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
7495 (mark_clobber): Ditto (on both parts, we double set here too).
7496 (expr_killed_p): Remove mem_set_in_block test.
7497 (compute_transp): Remove mem_set_in_block test.
7499 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
7500 of edge, and removal of phi alternative to dump file.
7501 (ssa_ccp_substitute_constants): Add note about register now being
7502 constant, and which uses were replaced in what insns to dump file.
7504 2001-07-16 Andreas Jaeger <aj@suse.de>
7506 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
7507 variables of type HOST_WIDEST_INT.
7509 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
7510 (__bb_exit_func): Correct type of count_max to avoid overflow.
7511 (num_digits): Handle long long argument.
7513 * combine.c (gen_lowpart_for_combine): Remove unused variable.
7515 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7517 * output.h (sdb_begin_function_line): Restore as an extern
7519 * sdbout.c (sdb_begin_function_line): Make extern.
7521 2001-07-15 Richard Henderson <rth@redhat.com>
7523 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
7524 * genrecog.c (maybe_both_true_mode): New.
7525 (maybe_both_true_2): Use it.
7526 (write_switch): Don't put Pmode in a switch.
7527 * rtl.c (mode arrays): Don't explicitly size them.
7529 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7531 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
7532 handling; move unconditional splitting before mode switching.
7534 * i386.md (type): Add fistp type.
7535 (i387, length_attr, scheduling definitions): Handle this type.
7536 (fix_trunc?f?i2): Revamp to use mode switching.
7537 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
7538 * i386.h (fp_cw_mode): New enum
7539 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
7540 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
7542 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7544 * Makefile.in (integrate.o): Add debug.h.
7545 * integrate.c (debug.h): Add.
7546 (output_inline_function): Save, reset, and restore debug_hooks.
7548 2001-07-15 Richard Henderson <rth@redhat.com>
7550 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
7551 instead of COMPARE for the EQUIV expression.
7553 2001-07-15 Richard Henderson <rth@redhat.com>
7555 * flow.c (redirect_edge_and_branch_force): Initialize
7556 global_live_at_start and global_live_at_end.
7557 (allocate_bb_life_data): Export.
7558 * basic-block.h (allocate_bb_life_data): Declare.
7559 * toplev.c (rest_of_compilation): Call it.
7561 2001-07-15 Richard Henderson <rth@redhat.com>
7563 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
7564 (alpha_tablejump_best_label): New.
7565 * config/alpha/alpha-protos.h: Declare them.
7566 * config/alpha/alpha.md: Use braced strings for code blocks.
7567 (tablejump_osf): Break out add with r29.
7568 (tablejump_osf_internal): Remove.
7569 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
7570 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
7572 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7574 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
7577 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
7579 * i386-protos.h (ix86_split_fp_branch): Update prototype.
7580 (ix86_fp_jump_nontrivial_p): New.
7581 * i386.md (fp_jcc_?): Update call of split_fp_branch;
7582 use ix86_fp_jump_nontrivial_p.
7583 * i386.c (ix86_fp_jump_nontrivial_p): New.
7584 (ix86_split_fp_branch): Accept code instead of rtx.
7585 (ix86_expand_compare): Expand comparison early in case
7586 doing so is resonably cheap.
7588 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
7590 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
7592 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
7593 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
7595 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
7597 * dbxout.c (dbxout_source_line): Make static, update prototype.
7598 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
7599 (dbxout_init, dbxout_finish, dbxout_source_line,
7600 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
7601 * dbxout.h (dbxout_source_line): Delete.
7602 * debug.c (debug_nothing_file, debug_nothing_file_int,
7603 debug_nothing_file_charstar_rtx): New.
7604 (do_nothing_debug_hooks): Update.
7605 (debug_nothing_void, debug_nothing_charstar_rtx,
7606 dwarf2out_end_epilogue): New.
7607 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7608 * debug.h (struct rtx_def): Declare.
7609 (gcc_debug_hooks): New hooks source_line, end_epilogue
7611 (debug_nothing_void, debug_nothing_charstar_rtx,
7612 dwarf2out_end_epilogue): New.
7613 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7614 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
7615 (dwarf2_debug_hooks): Update.
7616 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
7617 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
7618 * dwarf2out.h (dwarf2out_source_line): Remove.
7619 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
7620 Make static, update prototype.
7621 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
7622 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
7623 (dwarf_debug_hooks): Update.
7624 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
7625 dwarfout_end_function): Remove.
7626 * final.c (profile_function): Use debug hooks for ending functions
7628 (output_source_line, final_end_function): Update prototype,
7630 (final_start_function, final_scan_insn): Update.
7631 * output.h (sdb_begin_function_line): Remove.
7632 (final_end_function): Update prototype.
7633 * sdbout.c (sdb_begin_function_line): Make static.
7634 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
7635 (sdbout_source_line): New.
7636 (sdbout_end_epilogue, sdbout_end_function): Make static, update
7638 (sdb_debug_hooks): Update.
7639 (sdbout_init, sdbout_source_line,
7640 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
7641 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
7642 * toplev.c (compile_file, rest_of_compilation): Update.
7643 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
7644 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
7645 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
7646 Update for prototype changes.
7647 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
7648 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
7650 2001-07-15 Richard Henderson <rth@redhat.com>
7652 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
7653 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
7654 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
7655 * config/alpha/alpha.c: Likewise.
7656 * config/alpha/alpha.md: Likewise.
7657 * config/alpha/alpha32.h: Likewise.
7658 * config/alpha/vms.h: Likewise.
7661 2001-07-14 Richard Henderson <rth@redhat.com>
7663 * config/alpha/alpha.md: Use define_constants for unspec values.
7664 Substitute throughout.
7666 2001-07-14 Tim Josling <tej@melbpc.org.au>
7668 * tree.def (EXPON_EXPR) remove. Never supported anyway.
7670 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
7672 * pa.md: Remove unused constraints from define_split's.
7674 2001-04-14 Richard Henderson <rth@redhat.com>
7676 * ifcvt.c (find_cond_trap): Test for exit block.
7678 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
7680 Re-install recently reverted patch.
7681 * emit-rtl.c (try_split): Update mark_jump_label call.
7682 * flow.c (find_sub_basic_blocks): Likewise.
7683 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7685 (mark_all_labels): Kill second parameter.
7686 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7687 (rebuild_jump_labels, jump_optimize_minimal): Update call
7689 (jump_optimize_1): Kill crossjumping code.
7690 (mark_jump_label): Kill cross_jump parameter.
7691 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7692 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7693 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7695 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7697 (dump_file_info): Likewise.
7698 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7699 reorganize passes to do reg-stack first, bb-reorder second.
7700 * invoke.texi (-d letters doc): Remove the jump2 pass.
7702 2001-07-14 Richard Henderson <rth@redhat.com>
7704 * ifcvt.c (find_cond_trap): New.
7705 (find_if_header): Call it.
7706 (merge_if_block): Relax existing jump sanity check.
7707 * jump.c (jump_optimize_1): Remove conditional trap handling.
7709 2001-07-14 Alan Modra <amodra@bigpond.net.au>
7711 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
7713 (insn_refs_are_delayed): Correct comment.
7714 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
7715 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
7716 instead of r31. Make associated insn !TARGET_64BIT, and
7717 provide an additional 64-bit insn that clobbers r2.
7719 (udivsi3): Likewise.
7721 (umodsi3): Likewise.
7723 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
7725 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
7727 * flow.c (redirect_edge_and_branch_force, split_edge,
7728 try_crossjump_to_edge): Use set_block_for_new_insns.
7729 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
7731 2001-07-13 H.J. Lu (hjl@gnu.org)
7733 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
7736 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7738 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
7740 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
7742 * c-common.c (decl_attributes): Take a pointer to the node to
7743 which attributes are to be attached, and a flags argument.
7744 * c-common.h (enum attribute_flags): New.
7745 (decl_attributes): Update prototype.
7746 * c-decl.c (start_decl, push_parm_decl, finish_struct,
7747 finish_enum, start_function): Update calls to decl_attributes.
7748 * c-parse.in (component_declarator, component_notype_declarator,
7749 label): Update calls to decl_attributes.
7751 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
7753 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
7754 * config/avr/avr.c (legitimate_address_p): Return value changed
7755 from letter to register classes. For better debugging.
7757 2001-07-13 Kazu Hirata <kazu@hxi.com>
7759 * jump.c (reversed_comparison_code_parts): Fix comment typos.
7761 2001-07-13 H.J. Lu (hjl@gnu.org)
7763 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
7765 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
7767 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
7768 correctly for shared configurations.
7769 * config/t-libgcc-pic: New.
7770 * config/{i386,m68k,sparc}/t-openbsd: New.
7771 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
7772 Support -shared. Support debugging libraries with -g.
7773 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
7774 frame information does not emit pointer diffs.
7775 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
7778 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7780 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
7782 2001-07-13 David Edelsohn <edelsohn@gnu.org>
7784 * combine.c (try_combine): Ensure const_int pow2 is positive.
7786 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
7788 * config.gcc: Add configuration for s/390.
7789 * config/s390/s390.c: New. Subroutines for code generation.
7790 * config/s390/s390.h: New. Definitions for s/390.
7791 * config/s390/s390-protos.h: New. Prototypes.
7792 * config/s390/linux.h: New. Definitions for linux for s/390.
7793 * config/s390/linux64.h: New. Definitions for linux for zSeries.
7794 * config/s390/t-linux: New. Makefile fragment.
7795 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
7796 * config/s390/fixdfdi.h: New. Fix L_fix*di.
7798 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
7800 * emit-rtl.c (try_split): Update mark_jump_label call.
7801 * flow.c (find_sub_basic_blocks): Likewise.
7802 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7804 (mark_all_labels): Kill second parameter.
7805 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7806 (rebuild_jump_labels, jump_optimize_minimal): Update call
7808 (jump_optimize_1): Kill crossjumping code.
7809 (mark_jump_label): Kill cross_jump parameter.
7810 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7811 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7812 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7814 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7816 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7817 reorganize passes to do reg-stack first, bb-reorder second.
7818 * invoke.texi (-d letters doc): Remove the jump2 pass.
7820 2001-07-12 Steve Ellcey <sje@cup.hp.com>
7822 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
7824 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7826 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
7828 (verify_flow_info): Make diagnostics prettier.
7830 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7832 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
7834 * flow.c (outgoing_edges_match): Return early if condition reversal
7837 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
7839 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
7840 (mips_move_2words): When splitting a move into two instructions,
7841 prefix the second address operand with '%D'.
7843 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
7845 * Makefile.in (final.o): Depend on debug.h.
7846 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
7847 (dbx_debug_hooks): Add new hooks.
7848 (xcoff_debug_hooks): New.
7849 * debug.c (debug_nothing_file_int_int): New.
7850 (do_nothing_debug_hooks): Update.
7851 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
7852 (debug_nothing_file_int_int): New.
7853 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
7854 static, update prototype.
7855 (dwarf2_debug_hooks): Update.
7856 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
7857 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
7858 static, update prototype.
7859 (dwarf_debug_hooks): Update.
7860 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
7861 * final.c: Include debug.h.
7862 (final_scan_insn): Use debug hooks when beginning and ending blocks.
7863 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
7864 static, update prototype.
7865 (sdb_debug_hooks): Update.
7866 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
7867 * toplev.c: Distinguish between xcoff and dbx.
7869 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
7870 Call all debug hooks, not just dwarf ones.
7872 2001-07-11 Timothy Wall <twall@redhat.com>
7874 * config.gcc: Add configuration for AIX5/IA64.
7875 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
7876 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
7877 support prefix/suffix code.
7878 * config/ia64/t-aix: New. Makefile fragment.
7879 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
7881 2001-07-11 Kazu Hirata <kazu@hxi.com>
7883 * recog.c (validate_change): Fix a comment typo.
7885 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
7887 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
7888 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
7890 * dbxout.c (dbx_debug_hooks): Add new hooks.
7891 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
7893 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
7895 * dbxout.h (dbxout_start_new_source_file,
7896 dbxout_resume_previous_source_file): Delete.
7897 * debug.c (do_nothing_debug_hooks): Add new hooks.
7898 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7899 (debug_nothing_int_charstar, debug_nothing_int): New.
7900 * debug.h (gcc_debug_hooks): New hooks define, undef,
7901 start_source_file and end_source_file.
7902 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7903 (debug_nothing_int_charstar, debug_nothing_int): New.
7904 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
7905 the conditionally compiled section.
7906 (dwarf2out_start_source_file, dwarf2out_end_source_file,
7907 dwarf2out_define, dwarf2out_undef): Make static.
7908 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
7909 dwarf2out_define, dwarf2out_undef): Remove.
7910 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
7911 (dwarfout_start_source_file, dwarfout_end_source_file,
7912 dwarfout_define, dwarfout_undef): Make static.
7913 (dwarfout_start_source_file_check,
7914 dwarfout_end_source_file_check): New.
7915 (dwarfout_define, dwarfout_finish): Update.
7916 * dwarfout.h (dwarfout_start_new_source_file,
7917 dwarfout_resume_previous_source_file, dwarfout_define,
7918 dwarfout_undef): Remove.
7919 * sdbout.c (sdb_debug_hooks): Add new hooks.
7920 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
7922 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
7923 make static, take an arg.
7924 * sdbout.h (sdbout_start_new_source_file,
7925 sdbout_resume_previous_source_file): Delete.
7926 * toplev.c (debug_start_source_file, debug_end_source_file,
7927 debug_define, debug_undef): Delete.
7928 * toplev.h (debug_start_source_file, debug_end_source_file,
7929 debug_define, debug_undef): Delete.
7931 * java/jcf-parse.c: Include debug.h.
7932 (parse_class_file): Update to use debug hooks directly.
7933 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
7935 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7937 * alias.c (set_mem_alias_set): New function.
7938 * rtl.h (set_mem_alias_set): Declare it.
7939 * builtins.c (expand_builtin_return_addr): Call it instead of
7940 using MEM_ALIAS_SET accessor.
7941 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
7942 (get_memory_rtx, expand_builtin_va_arg): Likewise.
7943 (expand_builtin_va_copy):Likewise.
7944 * caller-save.c (setup_save_areas): Likewise.
7945 * calls.c (compute_argument_addresses): Likewise.
7946 * explow.c (set_mem_attributes): Likewise.
7947 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7948 (expand_assignment, store_constructor_field, store_field): Likewise.
7949 (expand_expr_unaligned): Likewise.
7950 * function.c (assign_stack_temp_for_type): Likewise.
7951 (put_reg_into_stack, gen_mem_addressof): Likewise.
7952 * ifcvt.c (noce_try_cmove_arith): Likewise.
7953 * reload1.c (reload, alter_reg): Likewise.
7954 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7955 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7956 (alpha_expand_unaligned_store): Likewise
7957 (alpha_expand_unaligned_load_words): Likewise.
7958 (alpha_expand_unaligned_store_words): Likewise.
7959 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7960 (alpha_expand_epilogue): Likewise.
7961 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7962 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7963 * config/i386/i386.c (legitimize_pic_address): Likewise.
7964 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7965 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7966 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7967 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7968 * config/mips/mips.c (mips_va_arg): Likewise.
7969 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7970 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7971 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7972 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7973 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7974 (rs6000_emit_epilogue): Likewise.
7975 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7976 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7977 * config/v850/v850.c (v850_va_arg): Likewise.
7979 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7981 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7982 when fallthru edge is present.
7983 (mege_blocks): Handle case where creation of jump insn
7986 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7987 CLEANUP_POST_REGSTACK): New constants.
7988 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7989 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7990 * output.h (cleanup_cfg): Update prototype.
7991 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7992 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7993 cleanup_cfg call; kill missleading comment.
7994 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7995 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7996 parameter; control optimizations performed using it.
7997 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7998 try_crossjump_bb): New functions.
8000 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8002 * pa.c (pa_output_function_prologue): Delete prototype. Make function
8004 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
8005 pa_output_function_prologue.
8006 * pa-protos.h (pa_output_function_prologue): New prototype.
8008 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8010 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
8011 and low to get correct sign extension in low+high test.
8013 2001-07-11 Janis Johnson <janis@us.ibm.com>
8015 * gcov.c (arcdata): Use gcov_type to fix branch percentage
8016 for large hit count.
8018 * profile.c (branch_prob): Fix .bbg info for computed gotos
8021 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8023 * stmt.c (parse_output_constraint): New function, split out
8025 (expand_asm_operands): ... here. Use parse_output_constraint.
8026 * tree.h (parse_output_constraint): Declare it.
8028 2001-07-11 Richard Henderson <rth@redhat.com>
8030 * bitmap.c: Comment some functions; fiddle whitespace.
8031 (bitmap_free): Don't export.
8032 (bitmap_element_allocate): Use memset.
8033 * bitmap.h (bitmap_free): Don't declare.
8035 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8037 * gcse.c, lcm.c, sched-deps.c:
8038 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8040 * flow.c (flow_loops_find): Free dom if we found no loops, since
8041 we aren't going to save it.
8043 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8046 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8048 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8050 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8052 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8053 #ifndef DWARF2_DEBUGGING_INFO.
8055 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8057 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8059 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8061 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8062 reverse a branch if a NE comparison is implemented with GTU.
8064 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8065 H.J. Lu <hjl@gnu.org>
8067 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8069 (call_internal2): Likewise.
8070 (call_value_internal1): Likewise.
8071 (call_value_internal2): Likewise.
8072 (call_value_multiple_internal1): Likewise.
8073 (call_value_multiple_internal2): Likewise.
8075 2001-07-10 Kazu Hirata <kazu@hxi.com>
8077 * calls.c (emit_library_call_value_1): Fix a comment typo.
8078 * dwarf2out.c (mem_loc_descriptor): Likewise.
8079 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8081 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8083 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8085 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8087 * recog.c (offsettable_address_p): Handle LO_SUM case.
8088 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8089 instead of plus_constant.
8091 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8093 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8094 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8096 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8098 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8099 adjust_address_nv instead of plus_constant.
8101 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8103 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8104 dwarf2out.o): Depend on debug.h, wrap long lines.
8105 * dbxout.c: Include debug.h.
8106 (dbx_debug_hooks): New.
8107 (dbxout_init): Make static, take just 2 args.
8108 (dbxout_finish): Make static.
8109 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8110 * debug.c: New file.
8111 * debug.h: New file.
8112 * dwarf2out.c: Include debug.h.
8113 (dwarf2_debug_hooks): New.
8114 (dwarf2out_init): Make static.
8115 (dwarf2out_finish): Make static, take 2 args.
8116 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8117 * dwarfout.c: Include debug.h.
8118 (dwarf_debug_hooks): New.
8119 (dwarfout_init): Make static.
8120 (dwarfout_finish): Make static, take 2 args.
8121 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8122 * sdbout.c: Include debug.h.
8123 (sdb_debug_hooks): New.
8124 (sdbout_init): Make static, take 2 args.
8125 * sdbout.h (sdbout_init): Delete.
8126 * toplev.c: Include debug.h.
8128 (compile_file): Set deubg_hooks based on command line options.
8129 Use the hooks unconditionally rather than conditional compilation.
8131 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8133 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8134 first_insn_after_basic_block_note instead.
8136 * df.c (df_bb_refs_unlink): #if 0 out for now.
8138 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8140 * ssa.h: Add prototype for ssa_const_prop
8141 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8142 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8143 (ssa_fast_dce): Remove unused variable
8145 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8147 * diagnostic.c (finish_diagnostic): Rename to
8148 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8151 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8153 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8156 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8157 (dump_file): Only pad the demangled name with spaces if the
8158 mangled name was padded with spaces.
8160 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8162 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8165 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8167 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8168 extraction if no direct load if either EXPAND_CONST_ADDRESS or
8171 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
8172 whether can put offset inside LO_SUM to check mode alignment, not size.
8174 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8176 * doc/tm.texi (Misc): Fix thinko.
8178 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
8180 * regmove.c (replace_in_call_usage): Fix warnings.
8181 * sched-deps.c (add_dependence): Fix warnings.
8182 * simplify-rtx.c (simplify_subreg): Likewise.
8183 Return NULL_RTX instead of NULL.
8185 * reg-stack.c (emit_swap_insn): Eliminate warnings.
8186 (subst_asm_stack_regs): Likewise.
8188 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
8191 * dwarf2out.c (output_call_frame_info): Declare i as int.
8192 (build_abbrev_table): Declare n_alloc as int.
8193 (dwarf2out_finish): Initialize die.
8194 * except.c: Declare sjlj_funcdef_number as unsigned.
8195 (connect_post_landing_pads): Declare j as unsigned.
8196 (convert_to_eh_region_ranges): Initialize call_site.
8197 (output_function_exception_table): Initialize tt_format_size.
8198 * expr.c (move_by_pieces_1): Initialize to1.
8199 (store_constructor): Initialize minelt and maxelt.
8200 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
8201 * function.c (instantiate_decls): Avoid signed/unsigned warning.
8203 * c-decl.c (combine_parm_decls): Unused, remove.
8204 * c-tree.h: Remove prototype for combine_parm_decls.
8206 * reload.c (push_reload): Fix warning.
8207 (regno_clobbered_p): Likewise.
8208 * reload1.c (replace_pseudos_in_call_usage): Likewise.
8209 (reload_combine): Likewise.
8211 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
8212 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
8214 * bitmap.c (bitmap_operation): Change user.
8215 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
8217 2001-07-10 Eric Christopher <echristo@redhat.com>
8219 * config/mips/mips.c (override_options): Fix typo.
8221 2001-07-09 Stan Shebs <shebs@apple.com>
8223 * target.h (struct gcc_target): New fields init_builtins and
8225 * target-def.h (TARGET_INIT_BUILTINS): New macro.
8226 (TARGET_EXPAND_BUILTIN): New macro.
8227 (TARGET_INITIALIZER): Add them.
8228 * builtins.c: Include target.h.
8229 (expand_builtin): Use targetm.expand_builtin.
8230 (default_init_builtins): New function.
8231 (default_expand_builtin): New function.
8232 * expr.h (default_init_builtins): Declare.
8233 (default_expand_builtin): Declare.
8234 * c-common.c (c_common_nodes_and_builtins): Use
8235 targetm.init_builtins.
8236 * defaults.h (MD_INIT_BUILTINS): Remove.
8237 * Makefile.in (builtins.o): Depend on target.h.
8239 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
8240 (TARGET_EXPAND_BUILTIN): Define.
8241 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
8242 (MD_EXPAND_BUILTIN): Remove.
8244 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
8245 (TARGET_EXPAND_BUILTIN): Define.
8246 (c4x_init_builtins): Make endlink arg a local.
8247 (c4x_print_operand): Fix typos in adjust_address usages.
8248 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
8249 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
8250 (MD_EXPAND_BUILTIN): Remove.
8252 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
8253 (TARGET_EXPAND_BUILTIN): Define.
8254 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
8255 (ix86_init_builtins): Call new function only if TARGET_MMX.
8256 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
8257 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
8258 (MD_EXPAND_BUILTIN): Remove.
8260 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
8261 (TARGET_EXPAND_BUILTIN): Define.
8262 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
8263 (MD_EXPAND_BUILTIN): Remove.
8265 * doc/tm.texi: Document these changes.
8267 2001-07-09 Diego Novillo <dnovillo@redhat.com>
8269 * basic-block.h (tree_node): Forward declare if needed.
8270 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
8271 (BLOCK_HEAD_TREE): Define.
8272 (BLOCK_END_TREE): Define.
8273 (struct loops): Rename field 'tree' to 'tree_root'.
8274 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
8276 (flow_loops_tree_build): Rename reference to field 'tree' to
8278 (flow_loops_level_compute): Ditto.
8279 * predict.c (estimate_bb_frequencies): Ditto.
8280 * tree.h (struct tree_common): Add field 'aux'.
8282 2001-07-09 Stan Shebs <shebs@apple.com>
8284 * config/darwin.c (darwin_encode_section_info): Don't mark any
8285 DECL_EXTERNAL node as defined.
8287 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8289 * pa.c (pa_init_machine_status, pa_mark_machine_status,
8290 pa_free_machine_status, hppa_init_pic_save): Delete.
8291 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
8292 (hppa_profile_hook): Use hppa_pic_save_rtx.
8293 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
8294 hppa_init_pic_save): Delete.
8295 (hppa_pic_save_rtx): Declare.
8296 * pa.md (call, call_value, sibcall, sibcall_value,
8297 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
8299 2001-07-09 Kazu Hirata <kazu@hxi.com>
8301 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
8302 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
8304 2001-07-09 Andreas Jaeger <aj@suse.de>
8306 * output.h: Add declaration of final_forward_branch_p.
8308 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
8310 * varray.c: Include errors.h for internal_error and trim_filename
8313 * Makefile.in (varray.o): Add errors.h.
8315 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
8317 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
8318 * optabs.c (have_add2_insn): Check whether the add insn chosen
8319 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
8320 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
8322 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
8324 * Makefile.in (OBJS): Add ssa-ccp.o
8325 (ssa-ccp.o): Add dependencies.
8326 * toplev.c (DFI_ssa_ccp): New dump file enum.
8327 (dump_file): Add entry for dumping after SSA CCP.
8328 (flag_ssa_ccp): New flag variable.
8329 (f_options): Add -fssa-ccp.
8330 (rest_of_compilation): Run SSA CCP if requested.
8331 * timevar.def (TV_SSA_CCP): New timevar.
8332 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
8333 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
8334 Fix minor typo in SSA DCE documentation.
8335 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
8336 Add documentation for new dump option. Renumber dump files
8339 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8341 * emit-rtl.c (gen_highpart_mode): New.
8342 * rtl.h (gen_highpart_mode): Declare.
8343 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
8344 operand can be VOIDmode constant.
8346 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
8348 * flow.c (redirect_edge_and_branch_force): New.
8349 (can_fallthru): Ensure that basic blocks are succeeding.
8350 (try_optimize_cfg): Do not delete basic block if it is the last one.
8352 * flow.c (try_redirect_by_replacing_jump): Do not remove
8353 jumps with side effects, unlink chain on fallthru edge;
8354 set block for new jump instruction; avoid basic block to
8355 over by line number note.
8357 * flow.c (try_simplify_condjump): Verify that the condjump
8358 is not always falling trought.
8361 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8363 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8364 (try_redirect_by_replacing_jump): Update properly the count
8365 and frequency information.
8367 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8369 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
8370 address that is a LO_SUM specially.
8371 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
8373 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
8375 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
8376 (operand_subword): Use them.
8377 (change_address_1): Renamed from change_address; new arg VALIDATE.
8378 * expr.h: Reflect above changes; change_address now macro.
8379 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
8381 * cselib.c (add_mem_for_addr): Likewise.
8382 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
8383 * regmove.c (try_apply_stack_adjustment): Likewise.
8384 * reload.c (push_reload, make_memloc): Likewise.
8385 * reload1.c (eliminate_regs): Likewise.
8386 * simplify-rtx.c (simplify_replace_rtx): Likewise.
8387 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
8389 * combine.c (make_extraction, simplify_shift_const): Likewise.
8390 (gen_lowpart_for_combine): Likewise.
8391 * cse.c (gen_lowpart_if_possible): Likewise.
8392 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
8393 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
8394 * optabs.c (gen_move_insn): Likewise.
8395 * reload1.c (alter_reg): Likewise.
8396 * simplify-rtx.c (simplify_subreg): Likewise.
8397 * stmt.c (expand_anon_union_decl): Likewise.
8398 * recog.c (validate_replace_rtx_1): Likewise.
8400 * Makefile.in (recog.o): Add $(EXPR_H).
8401 * explow.c (stabilize): Call replace_equiv_address.
8402 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
8403 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
8405 2001-07-03 Andrew Haley <aph@redhat.com>
8407 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
8408 the mode of the memory location.
8410 2001-07-09 Bo Thorsen <bo@suse.co.uk>
8412 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
8414 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
8416 * final.c (output_addr_const): Use target opening and
8417 closing parentheses.
8418 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
8419 defaults, add to TARGET_ASM_OUT.
8420 * target.h (struct gcc_target): Add open_paren and close_paren.
8421 * doc/md.texi: Update.
8422 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
8423 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
8424 TARGET_ASM_CLOSE_PAREN.
8425 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8427 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8429 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
8430 * config/a29k/a29k.h: Similarly.
8431 * config/alpha/alpha.h: Similarly.
8432 * config/arc/arc.h: Similarly.
8433 * config/arm/aof.h: Similarly.
8434 * config/arm/aout.h: Similarly.
8435 * config/avr/avr.h: Similarly.
8436 * config/c4x/c4x.h: Similarly.
8437 * config/clipper/clipper.h: Similarly.
8438 * config/convex/convex.h: Similarly.
8439 * config/d30v/d30v.h: Similarly.
8440 * config/dsp16xx/dsp16xx.h: Similarly.
8441 * config/elxsi/elxsi.h: Similarly.
8442 * config/fr30/fr30.h: Similarly.
8443 * config/h8300/h8300.h: Similarly.
8444 * config/i370/i370.h: Similarly.
8445 * config/i386/i386.h: Similarly.
8446 * config/i860/i860.h: Similarly.
8447 * config/i960/i960.h: Similarly.
8448 * config/ia64/ia64.h: Similarly.
8449 * config/m32r/m32r.h: Similarly.
8450 * config/m68hc11/m68hc11.h: Similarly.
8451 * config/m68k/m68k.h: Similarly.
8452 * config/m88k/m88k.h: Similarly.
8453 * config/mcore/mcore.h: Similarly.
8454 * config/mips/mips.h: Similarly.
8455 * config/mn10200/mn10200.h: Similarly.
8456 * config/mn10300/mn10300.h: Similarly.
8457 * config/ns32k/ns32k.h: Similarly.
8458 * config/pa/pa.h: Similarly.
8459 * config/pdp11/pdp11.h: Similarly.
8460 * config/pj/pj.h: Similarly.
8461 * config/romp/romp.h: Similarly.
8462 * config/rs6000/rs6000.h: Similarly.
8463 * config/sh/sh.h: Similarly.
8464 * config/sparc/sparc.h: Similarly.
8465 * config/v850/v850.h: Similarly.
8466 * config/vax/vax.h: Similarly.
8467 * config/we32k/we32k.h: Similarly.
8469 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
8471 * doc/c-tree.texi: Document representation of attributes.
8473 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8475 * doc/tm.texi: Update some places for the rename of target to
8478 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8480 * target.h (struct gcc_target): Add insert_attributes.
8481 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
8482 (TARGET_INITIALIZER): Update.
8483 * tree.c, tree.h (default_insert_attributes): New function.
8484 Update comments on other default functions to refer to targetm,
8486 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
8487 TARGET_INSERT_ATTRIBUTES.
8488 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
8489 * c-common.c (decl_attributes): Use targetm.insert_attributes.
8490 Don't use PRAGMA_INSERT_ATTRIBUTES.
8491 * Makefile.in (c-common.o): Depend on $(TARGET_H).
8492 * c-decl.c (start_decl, start_function): Don't call
8493 SET_DEFAULT_DECL_ATTRIBUTES.
8494 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8495 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
8497 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
8498 (c4x_check_attribute): Avoid modifying attribute list itself.
8499 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
8501 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
8502 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
8504 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
8505 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
8507 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8508 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
8510 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
8511 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
8512 Adjust parameters. Make static.
8514 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8516 * c-common.c (decl_attributes): Only take a single attributes
8518 * c-common.h (decl_attributes): Update prototype.
8519 * c-decl.c (start_decl, start_function): Only take a single
8520 attributes parameter. Update calls to decl_attributes.
8521 (finish_struct, finish_enum): Update calls to decl_attributes.
8522 (push_parm_decl): Expect unified list of attributes. Update call
8524 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
8525 notype_nested_function, component_declarator,
8526 component_notype_declarator, label): Update calls to
8528 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
8529 lists that are passed to push_parm_decl.
8530 * c-tree.h (start_function, start_decl): Update prototypes.
8531 * config/sh/sh-protos.h, config/sh/sh.c
8532 (sh_pragma_insert_attributes): Only take a single attributes
8534 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
8535 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
8536 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
8537 build_module_descriptor, generate_static_references,
8538 generate_strings, build_selector_translation_table,
8539 generate_descriptor_table, generate_protocols,
8540 generate_ivars_list, generate_dispatch_table,
8541 generate_protocol_list, generate_category,
8542 generate_shared_structures, really_start_method, add_objc_decls,
8543 generate_classref_translation_entry): Update calls to start_decl
8545 (build_tmp_function_decl, start_method_def): Unify attribute lists
8546 that are passed to push_parm_decl.
8548 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
8550 * final.c (no_asm_to_stream): New.
8551 (final_scan_insn): Use target structures for prologue ends
8552 and epilogue starts.
8553 * output.h (no_asm_to_stream): New.
8554 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
8555 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
8556 (TARGET_ASM_OUT): Update.
8557 * target.h (struct gcc_target): New members function_end_prologue
8558 and function_begin_epilogue.
8559 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
8560 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
8561 * config/alpha/alpha.c (output_end_prologue): Rename to
8562 alpha_output_function_end_prologue. Use in target struct
8564 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
8565 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
8566 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
8567 ia64_output_function_end_prologue. Use in target struct
8569 (ia64_function_prologue, ia64_funciton_epilogue): Rename
8570 mistyped prototypes.
8571 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
8572 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
8574 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
8575 an use in target struct, make static.
8576 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
8579 2001-07-08 Richard Henderson <rth@redhat.com>
8581 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
8583 2001-07-08 Richard Henderson <rth@redhat.com>
8585 * config/i386/i386.md: Remove constraints strings from define_split
8586 and define_peephole2 patterns.
8587 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
8588 (eh_return): Use them.
8590 2001-07-08 Richard Henderson <rth@redhat.com>
8592 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
8593 Document MD_FALLBACK_FRAME_STATE_FOR.
8595 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8597 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
8598 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
8600 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
8602 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
8604 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
8605 of the label inside NAME as opposed to just the end of NAME.
8607 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
8609 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
8610 * config/alpha/alpha.c (alpha_init_machine_status,
8611 alpha_mark_machine_status, alpha_free_machine_status): Delete.
8612 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
8613 (vms_valid_decl_attribute_p): Make static, conditionally compile.
8614 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
8616 2001-07-06 Stan Shebs <shebs@apple.com>
8618 * target.h (targetm): Rename global from "target", so as not to
8619 conflict with local variables.
8621 * c-typeck.c: Ditto.
8625 * cp/decl2.c: Ditto.
8626 * cp/typeck.c: Ditto.
8627 * 1750a/1750a.c: Ditto.
8628 * a29k/a29k.c: Ditto.
8632 * clipper/clipper.c: Ditto.
8633 * convex/convex.c: Ditto.
8634 * d30v/d30v.c: Ditto.
8635 * dsp16xx/dsp16xx.c: Ditto.
8636 * elxsi/elxsi.c: Ditto.
8637 * fr30/fr30.c: Ditto.
8638 * h8300/h8300.c: Ditto.
8639 * i370/i370.c: Ditto.
8640 * i386/i386.c: Ditto.
8641 * i860/i860.c: Ditto.
8642 * i960/i960.c: Ditto.
8643 * ia64/ia64.c: Ditto.
8644 * m32r/m32r.c: Ditto.
8645 * m68hc11/m68hc11.c: Ditto.
8646 * m68k/m68k.c: Ditto.
8647 * m88k/m88k.c: Ditto.
8648 * mips/mips.c: Ditto.
8649 * ns32k/ns32k.c: Ditto.
8651 * pdp11/pdp11.c: Ditto.
8652 * romp/romp.c: Ditto.
8653 * rs6000/rs6000.c: Ditto.
8655 * sparc/sparc.c: Ditto.
8657 * we32k/we32k.c: Ditto.
8658 * doc/tm.texi: Update the manual to match.
8660 2001-07-06 Richard Henderson <rth@redhat.com>
8662 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
8663 DWARF2_UNWIND_INFO not just whether it is defined.
8665 2001-07-06 Diego Novillo <dnovillo@redhat.com>
8667 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
8668 call to simplify_binary_operation returns a new pattern.
8670 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8672 * glimits.h (__SHRT_MAX__): New.
8673 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
8674 (SHRT_MAX): Define in terms of __SHRT_MAX__.
8676 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
8678 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
8681 2001-07-06 Richard Henderson <rth@redhat.com>
8683 * bitmap.c (bitmap_release_memory): Move adjacent to the
8684 allocation functions.
8685 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
8686 the implementation. Binary search for the set bit.
8687 (bitmap_union_of_diff): Allocate the temporary on the stack
8688 instead of using xmalloc.
8690 2001-07-06 Richard Henderson <rth@redhat.com>
8692 * genrecog.c (validate_pattern): Warn for constraints in
8693 define_{expand,split,peephole2}. Remove strict_low_part
8694 before looking up match_dup.
8696 2001-07-06 DJ Delorie <dj@redhat.com>
8698 * doc/gcc.texi (Makefile): Rename to be a more general purpose
8699 chapter about various build hints and history. Add section
8700 talking about the various types of native and cross builds.
8702 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
8704 * Makefile.in (final.o): Depend on target.h.
8705 * final.c: Include target.h.
8706 (default_function_pro_epilogue): New.
8707 (final_start_function): Use target structure for function prologues.
8708 (final_end_function): Use target structure for function epilogues.
8709 * fold-const.c (real_hex_to_f): Constify s and p.
8710 * output.h (default_function_pro_epilogue): New.
8711 * real.h (real_hex_to_f): Update prototype.
8712 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
8713 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
8714 (TARGET_INITIALIZER): Update.
8715 * target.h (gcc_target): Add struct asm_out.
8716 * doc/tm.texi: Update.
8719 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
8720 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
8721 in cpu/cpu.c, or rename old functions consistently. Take
8722 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
8723 redundant macros and prototypes. Make new functions static.
8725 * 1750a/1750a.c: Similarly.
8726 * 1750a/1750a.h: Similarly.
8727 * a29k/a29k-protos.h: Similarly.
8728 * a29k/a29k.c: Similarly.
8729 * a29k/a29k.h: Similarly.
8730 * arc/arc-protos.h: Similarly.
8731 * arc/arc.c: Similarly.
8732 * arc/arc.h: Similarly.
8733 * arm/arm-protos.h: Similarly.
8734 * arm/arm.c: Similarly.
8735 * arm/arm.h: Similarly.
8736 * avr/avr-protos.h: Similarly.
8737 * avr/avr.c: Similarly.
8738 * avr/avr.h: Similarly.
8739 * clipper/clipper-protos.h: Similarly.
8740 * clipper/clipper.c: Similarly.
8741 * clipper/clipper.h: Similarly.
8742 * convex/convex.c: Similarly.
8743 * convex/convex.h: Similarly.
8744 * d30v/d30v-protos.h: Similarly.
8745 * d30v/d30v.c: Similarly.
8746 * d30v/d30v.h: Similarly.
8747 * d30v/d30v.md: Similarly.
8748 * dsp16xx/dsp16xx-protos.h: Similarly.
8749 * dsp16xx/dsp16xx.c: Similarly.
8750 * dsp16xx/dsp16xx.h: Similarly.
8751 * elxsi/elxsi.c: Similarly.
8752 * elxsi/elxsi.h: Similarly.
8753 * fr30/fr30.c: Similarly.
8754 * fr30/fr30.md: Similarly.
8755 * h8300/h8300-protos.h: Similarly.
8756 * h8300/h8300.c: Similarly.
8757 * h8300/h8300.h: Similarly.
8758 * i370/i370-protos.h: Similarly.
8759 * i370/i370.c: Similarly.
8760 * i370/i370.h: Similarly.
8761 * i386/i386.c: Similarly.
8762 * i386/osf1elf.h: Similarly.
8763 * i386/osfrose.h: Similarly.
8764 * i860/i860-protos.h: Similarly.
8765 * i860/i860.c: Similarly.
8766 * i860/i860.h: Similarly.
8767 * i960/i960-protos.h: Similarly.
8768 * i960/i960.c: Similarly.
8769 * i960/i960.h: Similarly.
8770 * ia64/ia64-protos.h: Similarly.
8771 * ia64/ia64.c: Similarly.
8772 * ia64/ia64.h: Similarly.
8773 * m32r/m32r-protos.h: Similarly.
8774 * m32r/m32r.c: Similarly.
8775 * m32r/m32r.h: Similarly.
8776 * m68hc11/m68hc11-protos.h: Similarly.
8777 * m68hc11/m68hc11.c: Similarly.
8778 * m68hc11/m68hc11.h: Similarly.
8779 * m68k/crds.h: Similarly.
8780 * m68k/dpx2.h: Similarly.
8781 * m68k/m68k-protos.h: Similarly.
8782 * m68k/m68k.c: Similarly.
8783 * m68k/m68k.h: Similarly.
8784 * m68k/news.h: Similarly.
8785 * m88k/m88k-protos.h: Similarly.
8786 * m88k/m88k.c: Similarly.
8787 * m88k/m88k.h: Similarly.
8788 * mips/mips-protos.h: Similarly.
8789 * mips/mips.c: Similarly.
8790 * mips/mips.h: Similarly.
8791 * ns32k/merlin.h: Similarly.
8792 * ns32k/ns32k.c: Similarly.
8793 * ns32k/ns32k.h: Similarly.
8794 * ns32k/tek6000.h: Similarly.
8795 * pa/pa-protos.h: Similarly.
8796 * pa/pa.c: Similarly.
8797 * pa/pa.h: Similarly.
8798 * pdp11/2bsd.h: Similarly.
8799 * pdp11/pdp11-protos.h: Similarly.
8800 * pdp11/pdp11.c: Similarly.
8801 * pdp11/pdp11.h: Similarly.
8802 * romp/romp-protos.h: Similarly.
8803 * romp/romp.c: Similarly.
8804 * romp/romp.h: Similarly.
8805 * rs6000/rs6000-protos.h: Similarly.
8806 * rs6000/rs6000.c: Similarly.
8807 * rs6000/rs6000.h: Similarly.
8808 * rs6000/sysv4.h: Similarly.
8809 * sh/sh-protos.h: Similarly.
8810 * sh/sh.c: Similarly.
8811 * sh/sh.h: Similarly.
8812 * sparc/sparc-protos.h: Similarly.
8813 * sparc/sparc.c: Similarly.
8814 * sparc/sparc.h: Similarly.
8815 * vax/vax.c: Similarly.
8816 * vax/vax.h: Similarly.
8817 * vax/vms.h: Similarly.
8818 * we32k/we32k.c: Similarly.
8819 * we32k/we32k.h: Similarly.
8821 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
8823 * basic-block.h (first_insn_after_basic_block_note): Declare.
8824 * flow.c (first_insn_after_basic_block_note): Define. Moved
8826 * ssa.c (first_insn_after_basic_block_note): Remove.
8827 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
8829 (ssa_eliminate_dead_code): Properly update the CFG and PHI
8830 nodes when we find a dead conditional branch. Insert BARRIERs
8831 after any blocks with no successors, but which do not have
8834 2001-07-06 Zack Weinberg <zackw@stanford.edu>
8836 * varray.c (varray_check_failed): Use internal_error.
8838 2001-07-05 Andrew Haley <aph@redhat.com>
8840 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
8841 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
8842 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
8844 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
8846 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
8847 reference if the target constant is also a SYMBOL_REF.
8849 2001-07-05 Eric Christopher <echristo@redhat.com>
8851 * config/mips/mips.h (MASK_MIPS3900): Remove.
8852 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
8853 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
8854 (TARGET_MIPS3900): Change to use mips_arch.
8855 (TARGET_MIPS4000): New.
8856 (TARGET_MIPS4100): New.
8857 (TARGET_MIPS4300): New.
8858 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
8859 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
8861 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
8862 (ISA_HAS_BRANCHLIKELY): To here.
8863 (CC1_CPU_SPEC): New.
8864 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
8865 (mips_arch_string): Declare.
8866 (mips_arch): Declare.
8867 (TARGET_OPTIONS): Add -march and -mtune.
8869 * config/mips/mips.c (mips_arch_string): New.
8871 (override_options): Handle -march for codegen and -mtune
8872 for scheduling. Use mips_arch. Move tx39 target default here.
8873 (mips_parse_cpu): Move error message to override_options.
8875 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
8877 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
8879 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
8880 (MIPS Options): Ditto. Change mcpu entry to historical text.
8882 2001-07-05 H.J. Lu (hjl@gnu.org)
8884 * config/mips/mips.c (mips_parse_cpu): New function to parse
8887 2001-07-05 Jim Wilson <wilson@redhat.com>
8889 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
8890 * config/ia64/t-ia64: Likewise.
8891 (LIB1ASMFUNCS): Update comment.
8893 2001-07-05 David Edelsohn <edelsohn@gnu.org>
8895 * doc/install.texi (Install GCC: Binaries): Fix typo.
8897 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8899 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
8900 reference using the stack pointer, adjust it since we push Y
8902 ("*ashrsi3"): Likewise.
8903 ("*lshrsi3"): Likewise.
8905 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8907 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
8908 when -fomit-frame-pointer is used.
8910 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
8912 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
8913 (try_redirect_by_replacing_jump): Reverse updating properly the
8914 count and frequency information. Reverse removing cc0 setter.
8915 (forwarder_block_p): Reverse fixing for fallthru blocks.
8917 2001-07-05 DJ Delorie <dj@redhat.com>
8919 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
8920 (translate_options): If the above is defined, use it to map
8921 given options to new options.
8922 * doc/tm.texi: Document it.
8924 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
8925 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8927 * doc/invoke.texi (Optimize Options): Document that -fgcse may
8928 cause programs using computed gotos to run more slowly.
8930 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8932 * doc/install.texi (Specific): Markup, spelling and typo fixes.
8934 Consistently require binutils 2.11.2, not prereleases.
8935 (Specific, decstation-*): Canonicalize as mips-dec-*.
8936 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
8938 (Specific, m68k-altos): Removed reference to README.altos, deleted.
8939 (Specific, mips-*): Reword MIPS C compiler requirements.
8940 (Specific, powerpc*-*-*): New, mention --with-cpu once.
8941 (Specific, sunv5): Removed, obsolete.
8943 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8945 * dwarf2out.c (output_loc_list): Use an all ones mask for
8946 .text asm output and don't rely on long long
8947 literals. Reformat some long lines.
8949 2001-07-05 Andreas Jaeger <aj@suse.de>
8951 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8954 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8956 * dwarf2out.c (dwarf2out_define): Update comment.
8957 (dwarf2out_undef): Ditto.
8958 (dwarf2out_start_source_file): Ditto.
8959 (dwarf2out_end_source_file): Ditto.
8960 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8961 since we never call the start/end debug hook for the primary file.
8963 2001-07-04 Kazu Hirata <kazu@hxi.com>
8965 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8968 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8970 * cppinit.c (remove_dup_dirs): Inform if a system include
8971 directory is being reordered.
8972 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8974 * doc/cpp.texi (Search Paths): Likewise.
8975 * doc/gcc.texi (Interoperation): Remove information about
8978 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8980 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8981 (VARRAY_TOP_CHAR_PTR): Likewise.
8983 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8985 * gcc.c (process_command): Don't assign elements of a const char*.
8987 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8989 * emit-rtl.c (change_address): Don't abort if invalid address while
8990 reload is in progress.
8992 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8994 * c-lex.c (cb_file_change): Pass line number to
8995 debug_start_source_file.
8996 (cb_undefine): Pass correct line number to debug_undef.
8998 * toplev.c (debug_start_source_file): Add line number to
8999 parameters. Pass it along to dwarf2out_start_source_file.
9000 (decode_g_option): Stop resetting debug level back to normal when
9001 we change debug formats, unless the current level is
9002 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
9005 * toplev.h (debug_start_source_file): Add line number to
9008 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
9011 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
9013 Output debug_macinfo data for starting file if requested.
9014 (dwarf2out_end_source_file): Output debug_macinfo data for ending
9016 (dwarf2out_define): Output debug_macinfo data for defining a macro
9018 (dwarf2out_undef): Output debug_macinfo data for undefining a
9020 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9021 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9022 (macinfo_section_label): New. DWARF2 macro info section label.
9023 (dwarf2out_init): If we want macro info, output the start label
9025 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9026 attribute to the compilation unit die pointing to the macro info.
9028 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9030 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9031 DWARF2_DEBUGGING_INFO.
9032 (add_loc_descr_to_loc_list): Ditto.
9033 (output_loc_list): Ditto.
9034 Also, fix thinko in curr not being initialized.
9035 (gen_internal_sym): Ditto.
9037 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9039 * emit-rtl.c (replace_equiv_address): New function.
9040 * expr.h (replace_equiv_address): New declaration.
9041 * explow.c (validize_mem): Call it instead of change_address and
9042 also call if -fforce-addr and address is constant.
9043 * expr.c: Replace more calls to change_address with adjust_address
9044 and/or replace_equiv_address or to validize_mem.
9045 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9046 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9047 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9048 * config/i370/i370.md, config/i860/i860.md: Likewise.
9049 * config/i960/i960.md, config/mips/mips.c: Likewise.
9050 * config/mips/mips.md, config/pa/pa.md: Likewise.
9051 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9052 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9054 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9056 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9058 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9061 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9063 * doc/include: New directory.
9064 * doc/fdl.texi: Move to doc/include/fdl.texi.
9065 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9066 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9067 * doc/gcc.texi: Use funding.texi and gpl.texi.
9068 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9069 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9070 Update dependencies and use -I $(docdir)/include.
9072 2001-07-04 Anthony Green <green@redhat.com>
9074 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9076 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9078 * doc/install.texi (sparc64-*-*): Remove garbage.
9080 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9082 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9083 Fix typo in last change to use adjust_address.
9085 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9087 * doc/install.texi (Specific): Update information for *-*-solaris*.
9089 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9091 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9093 2001-07-03 Stan Shebs <shebs@apple.com>
9095 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9096 case for flag_no_mach_text_sections.
9097 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9098 * config/darwin.c (flag_no_mach_text_sections): Remove.
9099 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9101 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9103 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9104 and avoid checking for constant as first operand.
9105 * recog.c (find_constant_term_loc): No longer static.
9106 (adj_offettable_operand): Delete.
9107 * rtl.h (adj_offsettable_operand): Delete declaration.
9108 (find_constant_term): Add declaration.
9109 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9111 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9112 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9113 * config/i386/i386.c, config/i386/i386.md: Likewise.
9114 * config/i860/i860.c, config/i960/i960.c: Likewise.
9115 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9116 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9117 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9118 * config/mips/mips.c, config/mips/mips.md: Likewise.
9119 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9120 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9121 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9122 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9123 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9124 * config/ns32k/ns32k.md: Likewise.
9126 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9128 * rtl.c (copy_rtx): Handle 'T' format letter.
9129 * gensupport.c (collect_insn_data): Likewise.
9130 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9132 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9134 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9135 -B option. Use 'dir' not 'foo' as example directory name.
9137 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9139 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9140 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9142 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9144 * doc/cppinternals.texi: Improve formatting and logical markup.
9146 2001-07-03 Andreas Jaeger <aj@suse.de>
9148 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9150 * genrecog.c (write_header): Include reload.h for prototypes in
9153 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9156 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9157 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9158 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9159 i386_pe_valid_type_attribute_p): Add.
9160 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9161 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9163 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9165 * explow.c (plus_constant_wide, case LO_SUM): New case.
9166 (plus_constant_for_output_wide): Delete.
9167 * rtl.h (plus_constant_for_output): Delete.
9168 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9169 instead of plus_constant_for_output.
9170 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
9171 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
9172 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
9173 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
9174 * config/sparc/sparc.md: Likewise.
9175 Convert some change_address calls to adjust_address.
9177 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9179 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
9180 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
9181 documentation of -std and -Wwrite-strings.
9183 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9185 * cse.c (canon_hash): Don't register registers in very small
9186 register classes, as extending their lifetime might cause
9189 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9191 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9193 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9194 (try_redirect_by_replacing_jump): Update properly the count
9195 and frequency information.
9197 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
9199 * toplev.c (dump_file_index): Move SSA dumps just after first
9201 (dump_file): Corresponding changes.
9202 (rest_of_compilation): Move SSA path to just after the first
9204 * doc/gcc.texi (Passes): Update due to movement of SSA path.
9205 * doc/invoke.texi: Update dump file #s as they were completely
9206 out of date with reality.
9208 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9210 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
9212 * expr.c (emit_move_insn_1): Deal with non-default
9215 * expr.c (emit_single_push_insn): Fix warning.
9217 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9219 * expr.c (emit_move_insn_1): Avoid modifying
9220 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
9222 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9224 * emit-rtl.c (adjust_address): New function.
9225 * expr.h (adjust_address): Add declaration.
9226 * builtins.c: Replace some calls to change_address with calls to it
9228 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
9229 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
9230 * config/arm/arm.c, config/convex/convex.c: Likewise.
9231 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9232 * config/i386/i386.c, config/i386/i386.md: Likewise.
9233 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
9234 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
9235 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
9236 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
9237 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
9239 2001-07-02 Jim Wilson <wilson@redhat.com>
9241 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
9243 2001-07-02 Steve Ellcey <sje@cup.hp.com>
9245 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
9246 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
9248 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9250 * cppinit.c (lang_defaults): New table.
9251 (set_lang): Just read from lang_defaults into the live options
9254 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9256 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
9257 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
9258 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
9260 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9262 * doc/install.texi: Various spelling and markup fixes.
9263 (Installing GCC): Component specific installation instructions are
9266 Warn about removing old install dir in the presence of shared libs.
9267 (Configuration): Invoke with options target to match configure
9269 Consistently refer to gas, gld pathnames.
9270 Invert --enable-multilib documentation.
9271 Remove references to old compiler versions.
9273 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9275 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
9277 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9279 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
9281 (Specific, mips*-sgi-irix5): Note IDO download.
9282 Reworded MIPS C hints.
9283 Use GNU as instead of GAS.
9285 Removed SGI Freeware reference, IRIX 6 only.
9286 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
9287 Note N64 library requirement/workaround.
9289 Complete list of structure passing bug victims.
9291 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9293 * doc/install.texi: Remove CVS Id.
9295 2001-07-02 Andreas Jaeger <aj@suse.de>
9297 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
9298 (find_inherently_necessary): Remove unused variable.
9300 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
9302 * c-common.h (TDI_inlined): New ast dump phase.
9303 (dump_flag_name): New function.
9304 * c-dump.c (dump_files): Add inlined phase.
9305 (dump_flag_name): Define.
9306 * doc/invoke.texi (-fdump-ast-inlined): Document.
9308 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9310 * stor-layout.c (layout_decl): Revert change to handling of alignment
9313 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9315 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
9318 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
9320 * doc/tm.texi (FUNCTION_ARG): Document that the last call
9323 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
9325 * tlink.c (recompile_files): Remove COMPILER_PATH and
9326 LIBRARY_PATH from the environment.
9328 2001-07-01 Zack Weinberg <zackw@stanford.edu>
9330 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
9331 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
9333 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
9335 * c-parse.in (OBJC_STRING): Kill.
9336 (objc_string): Decompose to [objc_string] '@' STRING.
9337 (reswords): Take the leading '@' off all the Objective C keywords.
9338 (objc_rid_sans_at): Kill.
9339 (init_reswords): Don't initialize it.
9340 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
9341 (_yylex): Kill reconsider label. Look ahead one token after
9342 an '@'; if we get an identifier, check whether it's an
9343 Objective C @-keyword. If so, return the keyword. Otherwise,
9344 put back the token and return the '@' as a terminal.
9346 * cpplib.c (lex_macro_node): Remove unnecessary check for
9347 leading '@' on identifier. Clarify control flow and commentary.
9349 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9351 * cse.c (new_label_ref): Variable deleted.
9352 (insert): Remove set of new_label_ref.
9353 (check_for_label_ref): New function.
9354 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
9356 See ChangeLog.5 for earlier changes.