1 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3 * cpplex.c (cpp_output_token): Use a putc loop for
4 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
6 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
7 * configure, config.in: Regenerate.
8 * system.h: Replace fwrite and fprintf with their unlocked
11 2001-09-27 Richard Henderson <rth@redhat.com>
13 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
14 in favour of .eh_frame.
16 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
18 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
20 (LIBCALL_VALUE): Likewise.
22 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
24 * cpphash.h: Update comment.
25 * cpplex.c: Update comments.
26 (_cpp_can_paste): Remove.
27 * cpplib.h (_cpp_can_paste): Remove.
28 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
29 lexer rather than _cpp_can_paste.
31 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
33 * doc/cppinternals.texi: Update.
35 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
37 * cpphash.h (struct cpp_pool): Remove locks and locked.
38 (struct cpp_context): Add member buff.
39 (struct cpp_reader): Remove member argument_pool.
40 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
41 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
42 * cpplex.c (chunk_suitable): Remove pool argument.
43 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
44 (new_buff, _cpp_extend_buff): Update.
45 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
46 which buffer is returned.
47 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
48 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
49 * cppmacro.c (lock_pools, unlock_pools): Remove.
50 (push_ptoken_context): Take a _cpp_buff.
51 (enter_macro_context): Pool locking removed.
52 (replace_args): Use a _cpp_buff for the replacement list with
54 (push_token_context): Clear buff.
55 (expand_arg): Use _cpp_pop_context.
56 (_cpp_pop_context): Free a context's buffer, if any.
58 2001-09-26 DJ Delorie <dj@redhat.com>
60 * c-typeck.c (digest_init): Check for sizeless arrays.
62 2001-09-26 Richard Henderson <rth@redhat.com>
64 * optabs.c (init_one_libfunc): Create a dummy function type
65 instead of using error_mark_node.
67 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
69 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
70 _cpp_extend_buff, _cpp_free_buff): New.
71 (struct cpp_reader): New member free_buffs.
72 * cppinit.c (cpp_destroy): Free buffers.
73 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
74 _cpp_extend_buff, _cpp_free_buff): New.
75 * cpplib.h (struct cpp_options): Remove unused member.
76 * cppmacro.c (collect_args): New. Combines the old parse_arg
77 and parse_args. Use _cpp_buff for memory allocation.
78 (funlike_invocation_p, replace_args): Update.
80 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
82 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
84 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
86 * except.c (sjlj_mark_call_sites): Change address inside sequence.
88 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
90 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
93 2001-09-25 Janis Johnson <janis187@us.ibm.com>
94 Jim Wilson <wilson@redhat.com>
96 * doc/install.texi (Specific, ia64-*-linux): Document.
98 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
100 * Makefile.in (cfgrtl.o): Add.
101 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
102 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
103 free_aux_for_edge): Declare.
105 (HAVE_return): Undefine.
106 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
107 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
108 free_aux_for_edge): New global functions.
109 (first_delete_block): New static variable.
110 (init_flow): Clear first_delete_block.
111 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
112 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
113 try_redirect_by_replacing_jump, last_loop_beg_note,
114 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
115 delete_insn, delete_insn_chain, create_basic_block_structure,
116 create_basic_block, flow_delete_block, compute_bb_for_insn,
117 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
118 set_block_for_new_insns, split_block, merge_blocks_nomove,
119 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
120 redirect_edge_and_branch, force_nonfallthru_and_redirect,
121 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
122 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
123 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
124 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
125 purge_all_dead_edges): Move to ....
126 * cfgrtl.c: New file; .... Here.
128 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
129 (reroder_basic_block): Use alloc_aux_for_blocks.
130 * predict.c (estimate_bb_frequencies): Likewise; use
132 * profile.c (compute_branch_probabilities): Likewise.
133 (branch_prob): Likewise.
134 * reg-stack.c (reg_to_stack): Likewise.
136 * emit-rtl.c (emit_insns_after): Never return NULL.
138 * basic-block.h (set_block_for_new_insns): Delete.
139 * cfgrtl.c (set_block_for_new_insns): Delete.
141 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
142 calls when crossjumping.
144 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
145 * unroll.c (copy_loop_body): Use delete_insn.
147 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
148 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
149 keep_stack_depressed): Likewise.
150 * gcse.c (cprop_cc0_jump): Likewise.
151 * local-alloc.c (update_equiv_regs): Likewise.
152 * loop.c (scan_loop, loop_delete_insns): Likewise.
153 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
154 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
155 delete_output_reload, delete_address_reloads_1,
156 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
158 * sibcall.c (replace_call_placeholder): Likewise.
159 * cse.c (cse_insn): Likewise.
161 2001-09-25 Bernd Schmidt <bernds@redhat.com>
163 From Graham Stott <grahams@redhat.com>
164 (def_builtin): Only define builtins appropriate for target_flags. All
166 (builtin_decsription): Add new field mask which is used to determine
167 when to define the builtin via the macro def_builtin.
169 (bdesc_comi): Initialise new mask fields.
170 (bdesc_2srg): Likewise.
171 (bdesc_1arg): Likewise.
173 * config/i386/i386.c (ix86_init_builtins): Correct return type
174 building v4hi_ftype_v4hi_int_int tree node.
175 (ix86_expand_sse_comi): Fix typo swapping operands.
176 Don't swap comparision condition, it is already swapped.
177 (ix86_expand_sse_compare): Before swapping operands
178 move operand 1 into new rtx and not the target rtx.
179 Don't swap comparison condition, it is already swapped.
180 Always check whether we need to create a new TARGET.
182 * config/i386/i386.md: (sse_comi) Fix typos.
183 (sse_ucomi): Likewise.
184 (cvtss2si): Fix operand 0 contraint.
185 (cvttss2si): Likewise.
186 (sse_unpckhps): Fix mode for operand 2.
187 (sse_unpcklps): Likewise.
189 2001-09-25 Graham Stott <grahams@redhat.com>
191 * sibcall.c (skip_copy_to_return_value): Tighten return value
194 2001-09-24 David Edelsohn <edelsohn@gnu.org>
196 * rs6000.c (lwa_operand): Address must be word aligned.
198 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
200 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
202 (type_hash_mark): Mark type itself.
204 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
206 * c-lex.c (cb_def_pragma): Update.
207 (c_lex): Update, and skip padding.
208 * cppexp.c (lex, parse_defined): Update, remove unused variable.
209 * cpphash.h (struct toklist): Delete.
211 (struct cpp_context): Update.
212 (struct cpp_reader): New members eof, avoid_paste.
213 (_cpp_temp_token): New.
214 * cppinit.c (cpp_create_reader): Update.
215 * cpplex.c (_cpp_temp_token): New.
216 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
217 (cpp_output_token): Don't print leading whitespace.
218 (cpp_output_line): Update.
219 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
220 do_include_common, do_line, do_ident, do_pragma,
221 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
222 parse_assertion): Update.
223 (get_token_no_padding): New.
224 * cpplib.h (CPP_PADDING): New.
225 (AVOID_LPASTE): Delete.
226 (struct cpp_token): New union member source.
227 (cpp_get_token): Update.
228 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
229 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
230 replace_args, quote_string, stringify_arg, parse_arg, next_context,
231 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
232 _cpp_backup_tokens, _cpp_create_definition): Update.
233 (push_arg_context): Delete.
234 (padding_token, push_token_context, push_ptoken_context): New.
235 (make_string_token, make_number_token): Update, rename.
236 (cpp_get_token): Update to handle tokens as pointers to const,
237 and insert padding appropriately.
238 * cppmain.c (struct printer): New member prev.
239 (check_multiline_token): Constify.
240 (do_preprocessing, cb_line_change): Update.
241 (scan_translation_unit): Update to handle spacing.
242 * scan-decls.c (get_a_token): New.
243 (skip_to_closing_brace, scan_decls): Update.
244 * fix-header.c (read_scan_file): Update.
246 * doc/cpp.texi: Update.
248 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
250 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
251 leak by passing malloc'ed pointer to reconcat, not concat.
253 2001-09-24 DJ Delorie <dj@redhat.com>
255 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
257 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
259 * flow.c (delete_dead_jumptables): Delete jumptable if the only
260 reference is from the literal pool.
262 2001-09-24 Janis Johnson <janis187@us.ibm.com>
264 * doc/install.texi (Final install): Request additional information
265 in mail about successful builds.
267 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
269 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
270 initial value of return pointer register instead of value in frame-20.
273 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
275 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
276 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
277 the libcall if there isn't a referenced identifier for the symbol.
279 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
281 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
282 non 64-bit machines. Use these as a plabel for the trampoline.
283 (TRAMPOLINE_SIZE): Adjust size for new words.
284 (INITIALIZE_TRAMPOLINE): Initialize new words.
285 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
286 pointer to the plabel in the trampoline.
288 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
290 * pa.c (function_arg): Pass floating arguments in both general and
291 floating registers in indirect (dynamic) calls when generating code
292 for the 32 bit ABI and the HP assembler.
294 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
296 * doc/install.texi: Markup fixes.
297 Use Solaris 2, SunOS 4 as appropriate.
298 (Specific, *-*-solaris2*): Explain this.
299 Unconditionally warn against /usr/ucb tools.
300 Remove Sun as warning, obsolete.
301 Move X11 header bug workaround here, update patches.
302 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
303 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
305 2001-09-23 Zack Weinberg <zack@codesourcery.com>
307 * errors.h (warning, error, fatal, internal_error): Don't mark
308 with ATTRIBUTE_PRINTF_n.
309 * toplev.h (internal_error, fatal_io_error, warning, error,
310 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
311 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
314 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
316 * function.c (pop_function_context_from): var_refs_queue
317 and temp slots now in GC memory.
318 (mark_function_status, free_after_compilation): Likewise;
319 also struct function now in GC memory.
320 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
321 (combine_temp_slots): Likewise.
322 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
323 (prepare_function_start): Use GC memory for struct function.
324 (mark_temp_slot): Deleted.
325 (gcc_mark_struct_function): struct function now in GC memory.
327 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
328 code for division, not modulus.
330 * rtl.def (MEM): Remove obsolete part of comment.
332 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
334 * c-format.c (init_function_format_info): Check __builtin_printf
335 and __builtin_fprintf even if -ffreestanding. Check C99 functions
338 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
340 * c-common.c (format_attribute_table): Remove decl.
341 * tree.h (format_attribute_table, lang_attribute_table): New decls.
342 (lang_attribute_common): Likewise.
344 * function.c (fix_lexical_address): Use set_mem_alias_set.
345 (expand_function_start): Likewise.
346 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
348 * varasm.c (output_constant): Fix unused variable warning.
350 * attribs.c: New file, from c-common.c.
351 (attribute_tables): Now four elements.
352 (format_attribute_table, lang_attribute_common): New variables.
353 (init_attributes): Reflect above changes.
354 (handle_mode_attribute): Delete check for wider than uintmax.
355 * c-common.c: Delete parts moved to attribs.c.
356 (enum attrs): Deleted; unused.
357 (c_format_attribute_table): New variable.
358 (c_common_lang_init): Initialize format_attribute_table with it.
359 * c-common.h (decl_attributes): Remove decl.
360 * tree.h (decl_attribute): Move it to here.
361 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
362 (attribs.o): New rule.
364 2001-09-22 Andreas Jaeger <aj@suse.de>
366 * builtins.c (c_getstr): Remove unused variable.
368 2001-09-21 Richard Henderson <rth@redhat.com>
370 * reload1.c (reload): Use delete_insn instead of splatting
373 2001-09-21 Richard Henderson <rth@redhat.com>
375 * reload.c (push_secondary_reload): Don't check for "=" in output
376 constraint after ""->ALL_REGS check.
378 2001-09-21 Richard Henderson <rth@redhat.com>
380 * predict.c (expected_value_to_br_prob): Use pc_set.
382 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
383 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
385 2001-09-21 Richard Henderson <rth@redhat.com>
387 * rtl.h (LCT_RETURNS_TWICE): New.
388 * calls.c (emit_call_1): Set current_function_calls_setjmp for
390 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
391 to ECF_RETURNS_TWICE.
392 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
395 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
397 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
400 2001-09-21 Richard Henderson <rth@redhat.com>
402 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
405 2001-09-21 Richard Henderson <rth@redhat.com>
407 * tree.def (FDESC_EXPR): New.
408 * expr.c (expand_expr): Handle it.
409 * varasm.c (initializer_constant_valid_p): Likewise.
410 (output_constant): Likewise.
411 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
412 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
413 (ASM_OUTPUT_FDESC): New.
414 * doc/tm.texi: Document the new macros.
416 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
418 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
419 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
420 once merging is complete.
422 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
424 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
426 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
428 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
429 that would be invalid after a merge.
431 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
433 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
434 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
436 (flow_delete_insn): This one.
437 (delete_insn_chain): Rename from ...; do not care labels.
438 (flow_delete_insn_chain): ... this one.
439 (flow_delete_block): Remove the insns one BB has been expunged.
440 (merge_blocks_nomove): Likewise.
441 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
442 updating BB boundaries.
443 (tidy_fallthru_edge): Likewise.
444 (commit_one_edge_insertion): Likewise.
445 * cfgbuild.c (find_basic_block): Likewise.
446 (find_basic_blocks_1): Likewise.
447 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
448 (try_crossjump_to_edge): Likewise.
449 (try_optimize_cfg): Likewise.
450 * cse.c (delete_trivially_dead_insns): Likewise.
451 * df.c (df_insn_delete): Likewise.
452 * doloop.c (doloop_modify): Use delete_related_insns.
453 * emit-rtl.c (try_split): Likewise.
454 (remove_insn): Update BB boundaries.
455 * expect.c (connect_post_landing_pads): Use delete_related_insns.
456 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
457 updating BB boundaries.
458 (propagate_block_delete_insn): Likewise.
459 (propagate_block_delete_libcall): Likewise.
460 * function.c (delete_handlers): Use delete_related_insns.
461 (thread_prologue_and_epilogue_insns): Likewise.
462 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
463 * genpeep.c (gen_peephole): Use delete_related_insns.
464 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
466 (find_cond_trap): Likewise.
467 * integrate.c (save_for_inline): Use delete_related_insns.
468 (copy_insn_list): Likewise.
469 * jump.c (pruge_linie_number_notes): Likewise.
470 (duplicate_loop_exit_test): Likewise.
471 (delete_computation): Likewise.
472 (delete_related_insn): Rename from ...; use delete_insn
473 (delete_insn): ... this one.
474 (redirect_jump): Use delete_related_insns.
475 * loop.c (scan_loop): Likewise.
476 (move_movables): Likewise.
477 (find_and_verify_loops): Likewise.
478 (check_dbra_loop): Likewise.
479 * recog.c (peephole2_optimize): Likewise.
480 * reg-stack.c (delete_insn_for_stacker): Remove.
481 (move_for_stack_reg): Use delete_insn.
482 * regmove.c (combine_stack_adjustments_for_block): Likewise.
483 * reload1.c (delete_address_reloads): Use delete_related_insns.
484 (fixup_abnormal_edges): Use delete_insn.
485 * recog.c (emit_delay_sequence): Use delete_related_insns.
486 (delete_from-delay_slot): Likewise.
487 (delete_scheduled_jump): likewise.
488 (optimize_skip): Likewise.
489 (try_merge_delay_insns): Likewise.
490 (full_simple_delay_slots): Likewise.
491 (fill_slots_from_thread): Likewise.
492 (relax_delay_slots): Likewise.
493 (make_return_insns): Likewise.
494 (dbr_schedule): Likewise.
495 * rtl.h (delete_insn): Rename to delete_related_insns.
496 (delete_insn, delete_insn_chain): New prototypes.
497 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
498 by df_insn_delete already.
499 * ssa-dce.c (delete_insn_bb): Use delete_insn.
500 * ssa.c (convert_from_ssa): Use delete_related_insns.
501 * unroll.c (unroll_loop): Likewise.
502 (calculate_giv_inc): Likewise.
503 (copy_loop_body): Likewise.
505 * i386-protos.h (ix86_libcall_value, ix86_function_value,
506 ix86_function_arg_regno_p, ix86_function_arg_boundary,
507 ix86_return_in_memory, ix86_function_value): Declare.
508 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
509 new static valurables.
510 (x86_64_reg_class): New enum
511 (x86_64_reg_class_name): New array.
512 (classify_argument, examine_argument, construct_container,
513 merge_classes): New static functions.
514 (optimization_options): Enable flag_omit_frame_pointer and disable
515 flag_pcc_struct_return on 64bit.
516 (ix86_libcall_value, ix86_function_value,
517 ix86_function_arg_regno_p, ix86_function_arg_boundary,
518 ix86_return_in_memory, ix86_function_value): New global functions.
519 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
520 (function_arg_advance): Handle x86_64 passing conventions.
521 (function_arg): Likewise.
522 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
523 (RETURN_IN_MEMORY): Move offline.
524 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
525 (FUNCTION_VALUE_REGNO_P): New macro.
526 (FUNCTION_ARG_REGNO_P): Move offline.
527 (struct ix86_args): Add maybe_vaarg.
528 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
529 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
531 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
533 * s390.md: Changed attributes for scheduling.
534 * s390.c: (s390_adjust_cost, s390_adjust_priority)
537 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
539 Table-driven attributes.
540 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
541 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
542 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
543 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
544 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
545 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
546 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
547 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
548 * tree.h (struct tree_decl): Change machine_attributes to
550 * doc/c-tree.texi: Document that all attributes are now attached
552 * c-common.c (add_attribute, attrtab, attrtab_idx,
553 default_valid_lang_attribute, valid_lang_attribute): Remove.
554 (attribute_tables, attributes_initialized,
555 c_common_attribute_table, default_lang_attribute_table): New
557 (handle_packed_attribute, handle_nocommon_attribute,
558 handle_common_attribute, handle_noreturn_attribute,
559 handle_unused_attribute, handle_const_attribute,
560 handle_transparent_union_attribute, handle_constructor_attribute,
561 handle_destructor_attribute, handle_mode_attribute,
562 handle_section_attribute, handle_aligned_attribute,
563 handle_weak_attribute, handle_alias_attribute,
564 handle_no_instrument_function_attribute,
565 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
566 handle_no_limit_stack_attribute, handle_pure_attribute): New
568 (init_attributes, decl_attributes): Rewrite to implement
569 table-driven attributes.
570 * c-common.h (enum attribute_flags): Move to tree.h.
571 * c-format.c (decl_handle_format_attribute,
572 decl_handle_format_arg_attribute): Rename to
573 handle_format_attribute and handle_format_arg_attribute. Update
574 for table-driven attributes.
575 * c-common.h (decl_handle_format_attribute,
576 decl_handle_format_arg_attribute): Remove prototypes.
577 (handle_format_attribute, handle_format_arg_attribute): Add
579 * c-decl.c (grokdeclarator): Handle attributes nested inside
581 * c-parse.in (setattrs, maybe_setattrs): Remove.
582 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
583 Update to handle nested attributes properly.
584 (maybe_resetattrs, after_type_declarator,
585 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
586 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
588 (make_pointer_declarator): Update to handle nested attributes
590 * doc/extend.texi: Update documentation of limits of attributes
591 syntax. Warn about problems with attribute semantics in C++.
592 * target.h (struct target): Remove valid_decl_attribute and
593 valid_type_attribute. Add attribute_table and
594 function_attribute_inlinable_p.
595 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
596 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
597 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
599 (TARGET_INITIALIZER): Update.
600 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
602 (function_attribute_inlinable_p): New function. Check for the
603 presence of any machine attributes before using
604 targetm.function_attribute_inlinable_p.
605 (function_cannot_inline_p): Update.
606 * Makefile.in (integrate.o): Update dependencies.
607 * doc/tm.texi: Update documentation of target attributes and
608 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
609 * tree.c (default_valid_attribute_p, valid_machine_attribute):
611 (default_target_attribute_table,
612 default_function_attribute_inlinable_p): New.
613 (lookup_attribute): Update comment to clarify handling of multiple
614 attributes with the same name.
615 (merge_attributes, attribute_list_contained): Allow multiple
616 attributes with the same name but different arguments to appear in
617 the same attribute list.
618 * tree.h (default_valid_attribute_p): Remove prototype.
619 (struct attribute_spec): New.
620 (default_target_attribute_table): Declare.
621 (enum attribute_flags): Move from c-common.h. Add
622 ATTR_FLAG_TYPE_IN_PLACE.
623 (default_function_attribute_inlinable_p): Declare.
624 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
625 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
626 (TARGET_ATTRIBUTE_TABLE): Define.
627 (vms_attribute_table): New.
628 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
629 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
630 (TARGET_ATTRIBUTE_TABLE): Define.
631 (arc_attribute_table, arc_handle_interrupt_attribute): New.
632 * config/arm/arm.c (arm_valid_type_attribute_p,
633 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
635 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
637 (TARGET_ATTRIBUTE_TABLE): Define.
638 (arm_attribute_table, arm_handle_fndecl_attribute,
639 arm_handle_isr_attribute): New.
640 * config/avr/avr.c (avr_valid_type_attribute,
641 avr_valid_decl_attribute): Remove.
642 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
644 (TARGET_ATTRIBUTE_TABLE): Define.
645 (avr_attribute_table, avr_handle_progmem_attribute,
646 avr_handle_fndecl_attribute): New.
647 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
648 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
649 (TARGET_ATTRIBUTE_TABLE): Define.
650 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
651 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
652 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
653 (TARGET_ATTRIBUTE_TABLE): Define.
654 (h8300_attribute_table, h8300_handle_fndecl_attribute,
655 h8300_handle_eightbit_data_attribute,
656 h8300_handle_tiny_data_attribute): New.
657 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
658 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
660 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
662 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
663 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
665 (TARGET_ATTRIBUTE_TABLE): Define.
666 (ix86_attribute_table, ix86_handle_cdecl_attribute,
667 ix86_handle_regparm_attribute): New.
668 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
669 i386_pe_valid_type_attribute_p): Remove.
670 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
671 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
672 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
673 (TARGET_ATTRIBUTE_TABLE): Define.
674 (ia64_attribute_table): New.
675 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
676 interrupt_ident2, model_ident1, model_ident2): Remove.
677 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
678 (TARGET_ATTRIBUTE_TABLE): Define.
679 (init_idents): Update.
680 (m32r_attribute_table, m32r_handle_model_attribute): New.
681 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
683 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
684 (TARGET_ATTRIBUTE_TABLE): Define.
685 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
686 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
687 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
688 (TARGET_ATTRIBUTE_TABLE): Define.
689 (mcore_attribute_table, mcore_handle_naked_attribute): New.
690 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
691 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
692 (TARGET_ATTRIBUTE_TABLE): Define.
693 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
694 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
695 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
696 (TARGET_ATTRIBUTE_TABLE): Define.
697 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
698 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
699 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
700 (TARGET_ATTRIBUTE_TABLE): Define.
701 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
702 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
704 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
706 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
707 (TARGET_ATTRIBUTE_TABLE): Define.
708 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
710 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
711 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
712 (TARGET_ATTRIBUTE_TABLE): Define.
713 (v850_attribute_table, v850_handle_interrupt_attribute,
714 v850_handle_data_area_attribute): New.
715 * config/v850/v850-c.c (mark_current_function_as_interrupt):
716 Return void. Call decl_attributes instead of
717 valid_machine_attribute.
719 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
721 * sh-protos.h (sh_pr_n_sets): Declare.
722 * sh.c (calc_live_regs): If the initial value for PR has been copied,
723 look at the copy to determine if PR needs to be saved.
724 sh_pr_n_sets: New function.
725 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
726 (ALLOCATE_INITIAL_VALUE): Define.
728 * sh.c (initial_elimination_offset):
729 Fix RETURN_ADDRESS_POINTER_REGNUM case.
731 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
733 * integrate.c (allocate_initial_values): New function.
734 * integrate.h (allocate_initial_values): Declare.
735 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
737 * reload1.c (reload): And initialization of reg_equiv_memory_loc
739 * toplev.c (rest_of_compilation): To here.
740 Call allocate_initial_values.
741 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
743 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
745 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
747 2001-09-20 DJ Delorie <dj@redhat.com>
749 * c-typeck.c (really_start_incremental_init): Discriminate
750 between zero-length arrays and flexible arrays.
751 (push_init_level): Detect zero-length arrays and handle them
752 like fixed-sized arrays.
753 * expr.c (store_constructor): Handle zero-length arrays and
754 flexible arrays correctly.
755 * doc/extend.texi: Update zero-length array notes.
757 2001-09-20 Jim Wilson <wilson@redhat.com>
759 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
760 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
761 for issue port conflicts.
762 (cycle_end_fill_slots): TYPE_L instructions take two slots.
764 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
766 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
769 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
771 * fold-const.c (hashtab.h): Include.
772 (int_const_binop): Remove FORSIZE arg and compute from type; all
774 Call size_int_type_wide for all single-word constants.
775 (size_htab_hash, size_htab_eq): New functions.
776 (size_int_type_wide): Rework to use hash table.
777 * ggc-common.c (hashtab.h): Include.
778 (struct d_htab_root): New struct.
779 (d_htab_roots): New variable.
780 (ggc_add_deletable_htab, ggc_htab_delete): New functions
781 (ggc_mark_roots): Handle deletable htabs.
782 * ggc-page.c (ggc_marked_p): New function.
783 * ggc-simple.c (ggc_marked_p): Likewise.
784 * ggc.h: Reformatting throughout.
785 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
786 * tree.c (init_obstacks): Make type_hash_table a deletable root.
787 (type_hash_add): Allocate struct type_hash from GC memory.
788 (mark_hash_entry, mark_type_hash): Deleted.
789 (type_hash_marked_p, type_hash_mark): New functions.
790 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
792 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
794 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
797 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
799 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
800 array-too-large test for signed sizetype.
802 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
804 * i386.md (indirect_jump): Allow Pmode operand.
805 (tablejump): LIkewise; perform expansion to 64bit mode.
806 * i386.c (symbolic_operand): Allow 64bit PIC references.
807 (pic_symbolic_operand): Likewise.
808 (ix86_find_base_term): Strip the 64bit PIC references.
809 (legitimate_pic_address_disp_p): Handle 64bit PIC.
810 (legitimize_pic_address): Likewise.
811 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
812 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
814 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
816 * stringpool.c (get_identifier_with_length): New function.
817 * tree.h (get_identifier_with_length): New prototype.
819 2001-09-19 Alan Modra <amodra@bigpond.net.au>
820 David Edelsohn <edelsohn@gnu.org>
823 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
824 already sign-extended.
826 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
827 * config/rs6000/rs6000.c (logical_operand): Always compare op as
829 (rs6000_emit_set_long_const): Avoid unnecessary shift.
830 (output_profile_hook): Declare label_name const.
831 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
832 to match constraints.
834 2001-09-19 Stan Shebs <shebs@apple.com>
836 * alias.c: Fix typos in comments.
837 * sched-rgn.c (init_ready_list): Ditto.
838 * unwind-dw2.c (uw_frame_state_for): Ditto.
839 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
840 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
841 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
843 2001-09-19 Richard Henderson <rth@redhat.com>
845 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
847 * Makefile.in (cfg.o): Depend on TM_P_H.
849 2001-09-19 Richard Henderson <rth@redhat.com>
851 * config/alpha/alpha.c (local_symbol_p): Split out from ...
852 (local_symbolic_operand): ... here.
853 (small_symbolic_operand): Check mode.
854 (global_symbolic_operand): New.
855 (input_operand): Reject symbolics if explicit relocs.
856 (call_operand): Tidy.
857 (alpha_legitimize_address): Use movdi_er_high_g.
858 (alpha_expand_mov): Likewise.
859 * config/alpha/alpha-protos.h: Update.
860 * config/alpha/alpha.h (PREDICATE_CODES): Update.
861 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
862 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
863 (UNSPECV_LDGP2): Remove.
864 (all call patterns): Use 's' not 'i' for symbolic constraint.
865 (call_osf call_value_osf): Use call_operand.
866 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
867 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
868 (prologue_ldgp_1_er): Remove.
869 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
870 (builtin_setjmp_receiver_er patterns): Use them.
871 (exception_receiver_er): Likewise.
873 2001-09-19 Richard Henderson <rth@redhat.com>
875 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
877 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
878 and NON_LOCAL_GOTO notes.
879 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
880 copy over CALL_INSN_FUNCTION_USAGE.
882 2001-09-18 Catherine Moore <clm@redhat.com>
884 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
887 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
889 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
890 new-style tm_file specification. Specify correct tm_p_file,
891 md_file, and out_file for s390x.
893 * config/s390/linux.h, linux64.h: Don't include other target
894 macro header files. Now handled via tm_file.
896 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
897 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
898 are defined before use.
900 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
902 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
903 code generation only for Gnu assembler.
905 2001-09-18 Catherine Moore <clm@redhat.com>
907 * config/stormy16 (LIB_SPEC): Remove -lnosys.
909 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
911 * config/mips/mips.c (mips_frame_set): New.
912 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
913 a parallel frame-related expression with a set for each register.
915 2001-09-18 Philip Blundell <philb@gnu.org>
917 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
920 2001-09-17 Dale Johannesen <dalej@apple.com>
922 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
923 * config/rs6000/aix.h (FIXED_R2): Define.
924 * config/rs6000/darwin.h (FIXED_R2): Define.
925 * config/rs6000/sysv4.h (FIXED_R2): Define.
927 2001-09-17 Jeff Sturm <jsturm@one-point.com>
929 * except.c (dw2_build_landing_pads): New local
930 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
931 barrier after clobbers. Fixes c++/4012.
933 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
935 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
937 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
939 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
940 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
942 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
944 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
947 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
949 * cpphash.h (_cpp_lex_direct): New.
950 * cpplex.c (_cpp_lex_token): Update.
951 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
952 and increment that pointer.
953 * cppmacro.c (alloc_expansion_token): New.
954 (lex_expansion_token): Lex macro expansion directly into
957 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
959 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
961 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
963 * basic-block.h (free_bb_for_insn): Declare.
964 * bb-reorder.c (label_for_bb): Use block_label.
965 (emit_jump_to_block_after): Remove.
966 (insert_intra_1): Do not update block_for_insn.
967 (insert_inter_bb_scope_notes): Likewise; update bb->end
968 * cfg.c (free_bb_for_insn): New.
969 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
970 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
971 (commit_one_edge_insertion): Likewise.
972 (commit_one_edge_insertion): Do not update BB boundary.
973 (commit_edge_insertions): Do not call compute_bb_for_insn.
974 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
975 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
976 (merge_blocks_move_successor_nojumps): Likewise.
977 (try_crossjump_to_edge): Do not update block_for_insn.
978 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
979 * df.c (df_pattern_emit_later): Do not update BB boundary.
980 (df_jump_pattern_emit_after): Likewise.
981 (df_insn_move_before): Use emit_insn_before.
982 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
984 (add_insn_after, add_insn_before, emit_insns_after): Update BB
985 boundaries and basic_block_for_insn.
986 (reorder_insns_nobb): Rename from reorder_insns.
987 (reorder_insns): New.
988 (emit_block_insn_before, emit_block_insn_after): Kill.
989 * flow.c (check_function_return_warnings): Do not call
990 compute_bb_for_insn; Do not free basic_block_for_insn.
991 (attempt_auto_inc): Do not update basic_block_for_insn.
992 * function.c (emit_return_into_block): Likewise;
993 do not update BB boundaries.
994 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
995 (insert_insn_end_bb): Use emit_insn_before; Likewise.
996 (pre_insert_copy_insn): Likewise.
997 (update_ld_motion_notes): Likewise.
998 (insert_insn_start_bb): Likewise.
999 (replace_store_insn): Likewise.
1000 * ifcvt.c (noce_process_if_block): Likewise.
1001 (if_convert): Do not call compute_bb_for_insn.
1002 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
1003 Use emit_insn_before and emit_insn_after.
1004 * recog.c (split_all_insns): Do not update BB boundaries;
1005 Do not call compute_bb_for_insn.
1006 (peephole2_optimize): Do not update BB boundaries.
1007 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
1009 (emit_swap_insn): Likewise.
1010 (convert_regs_1): Likewise.
1011 * reload1.c (reload): Call compute_bb_for_insn.
1012 * rtl.h (reorder_insns_nobb): Declare.
1013 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
1014 * toplev.c (rest_of_compilation): Call free_bb_for_insn
1015 at places CFG is invalidated; do not call compute_bb_for_insn.
1017 * cfg.c (expunge_block): Invalidate BB structure.
1019 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1022 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1024 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1026 * cpphash.h (_cpp_lex_token): Update prototype.
1027 * cpplex.c (_cpp_lex_token): New prototype.
1028 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1029 lex_macro_node, read_flag, do_pragma_poison): Update.
1030 * cppmacro.c (cpp_get_token, parse_params,
1031 lex_expansion_token): Update.
1033 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1035 * cppmain.c (scan_translation_unit): Don't worry about
1036 putting a space after hashes.
1037 * cpplib.c (directive_diagnostics): New.
1038 (_cpp_handle_directive): Update to use directive_diagnostics.
1039 (run_directive): Don't toggle prevent_expansion.
1040 (do_line): Backup in case of the line extension.
1041 * cpplib.h (cpp_lexer_pos): Remove.
1042 * cppmacro.c (_cpp_create_definition): Precede a leading #
1045 2001-09-15 Richard Henderson <rth@redhat.com>
1047 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1049 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1051 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1053 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1055 PR preprocessor/3571
1056 * tradcpp.c (handle_directive): Skip non-vertical space.
1058 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1060 * cppmain.c (setup_callbacks): Set line callback only
1061 if outputting preprocessed source.
1063 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1065 * collect2.c (main): Const-ification.
1066 * gcc.c (translate_options, process_command): Use xstrdup in
1067 lieu of xmalloc/strcpy.
1068 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1070 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1072 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1075 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1077 * scan-decls.c (scan_decls): Fix typo.
1079 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1081 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1082 Split mlstring_pos into mls_line and mls_col.
1083 * cppinit.c (cpp_create_reader): Initialize line to 1.
1084 (cpp_destroy): Free tokenruns.
1085 (push_include): Don't update lexer_pos.
1086 * cpplex.c (unterminated, parse_string): Update.
1087 (lex_token): Don't update lexer_pos, update.
1088 * cpplib.c (if_stack): Save line instead of line + col.
1089 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1090 push_conditional, _cpp_pop_buffer): Update.
1091 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1092 (_cpp_create_definition): Update.
1094 2001-09-15 Eric Christopher <echristo@redhat.com>
1096 * config/mips/abi64.h: Add support for MEABI.
1098 2001-09-15 Eric Christopher <echristo@redhat.com>
1100 * config/mips/mips.md: Add unspec #2.
1102 (reload_outdi): Ditto.
1103 (reload_outsi): Ditto.
1106 2001-09-15 Eric Christopher <echristo@redhat.com>
1107 Jason Eckhardt <jle@redhat.com>
1109 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1110 * config/mips/isa32-linux.h: New file.
1111 * config/mips/isa3264.h: Ditto.
1112 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1113 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1114 (output_block_mode): Support MEABI.
1115 (function_arg): Ditto. Fix floating point arg passing.
1116 (mips_va_start): Ditto.
1117 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1119 (mips_asm_file_start): Add new section to pass abi to gdb.
1120 (function_arg_pass_by_reference): Support MEABI.
1121 (mips_parse_cpu): Support mips32 and mips64 processors.
1122 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1123 TARGET_MIPS5KC. Support isa32 and isa64.
1124 (processor_type): Add r4kc, r5kc, r20kc.
1125 (GENERATE_MULT3_SI): New.
1126 (GENERATE_MULT3_DI): Ditto.
1127 (GENERATE_MULT3): Remove.
1128 (ISA_HAS_64BIT_REGS): Add isa == 64.
1129 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1130 (ISA_HAS_MADD_MSUB): New.
1131 (ISA_HAS_CLZ_CLO): Ditto.
1132 (ISA_HAS_DCLZ_DCLO): Ditto.
1133 (ABI_GAS_ASM_SPEC): New.
1134 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1137 (SUBTARGET_CC1_SPEC): Ditto.
1138 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1139 (PAD_VARARGS_DOWN): Support MEABI.
1140 (HARD_REGNO_NREGS): Move to mips.c.
1141 (ASM_OUTPUT_IDENT): Add #undef.
1142 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1143 (mulsi3): Use GENERATE_MULT3_SI.
1144 (mulsi3_mult3): Ditto. Support mips32, mips64.
1145 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1146 (mul_sub_si): New pattern.
1147 (unnamed splitters): New.
1148 (muldi3): Use GENERATE_MULT3_DI.
1149 (muldi3_internal2): Ditto.
1150 (movdicc): Support mips32.
1151 * config/mips/t-isa3264: New file.
1153 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
1155 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
1156 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
1157 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
1159 * reorg.c (fill_slots_from_thread): After call to
1160 steal_delay_list_from_target, update own_thread as new_thread may
1163 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
1165 * cpperror.c (print_location): Take line and column, for
1166 default positioning use the previously lexed token.
1167 (_cpp_begin_message): Take line and column.
1168 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1169 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1170 * cpphash.h (_cpp_begin_message): Update prototype.
1171 * cppinit.c (push_include): Don't set output line.
1172 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
1173 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
1174 (do_pragma): Kludge for front ends. Don't expand macros at all.
1175 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
1176 (struct cpp_token): Remove output_line.
1177 (struct cpp_callbacks): New member line_change.
1178 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
1179 cpp_get_token): Preserve BOL flag.
1180 (cpp_get_line): Remove.
1181 (_cpp_backup_tokens): Remove useless abort().
1182 * cppmain.c (cb_line_change): New.
1183 (scan_translation_unit): Don't worry about starting new lines here.
1184 * scan-decls.c (scan_decls): Update.
1185 * c-lex.c (c_lex, init_c_lex): Update.
1186 (cb_line_change, src_lineno): New.
1188 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
1190 * tree.c (append_random_chars): Generate the random
1191 characters in a reproducable fashion.
1193 2001-09-14 Richard Henderson <rth@redhat.com>
1195 * config/i386/i386.c (internal_label_prefix): New.
1196 (internal_label_prefix_len): New.
1197 (override_options): Set them.
1198 (local_symbolic_operand): New.
1199 (legitimate_pic_address_disp_p): Use it.
1200 (legitimize_pic_address): Likewise.
1202 2001-09-14 Marc Espie <espie@openbsd.org>
1204 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
1207 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1209 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
1210 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
1212 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
1214 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
1215 invocation of SUBREG_REGNO_OFFSET.
1217 * haifa-sched.c: Fix typo in FSF copyright statement.
1218 * sched-deps.c: Fix typo in FSF copyright statement.
1219 * sched-ebb.c: Fix typo in FSF copyright statement.
1220 * sched-rgn.c: Fix typo in FSF copyright statement.
1221 * sched-vis.c: Fix typo in FSF copyright statement.
1223 * config.gcc: Move inclusion of arm elf specific header files
1224 from the files themselves into the tm_file variable. Make
1225 sure that elfos.h is included before target specific elf
1227 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
1229 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
1230 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
1231 ASM_OUTPUT_CASE_LABEL): Protect definition.
1232 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
1233 not already defined.
1234 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
1235 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
1236 Remove duplicate definition.
1237 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
1238 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
1239 (RDATA_SECTION_FUNCTION): Remove redundant definition.
1240 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
1241 Remove inclusion of arm/elf.h.
1242 * config/arm/unknown-elf.h: as for conix-elf.h.
1243 (STARTFILE_SPEC): Include crti.o and crtn.o.
1244 * config/arm/linux-elf.h: as for conix-elf.h.
1245 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
1246 * config/arm/strongarm-elf.h: Remove inclusion of
1248 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
1249 * config/arm/unknown-elf-oabi.h: Remove inclusion of
1250 unknown-elf.h and elf.h.
1251 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
1252 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
1253 ASM_WEAKEN_LABEL): Remove redundant definition.
1254 * config/arm/elf.h: Test for inclusion of elfos.h
1255 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
1256 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
1257 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
1258 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
1259 redundant definition.
1260 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
1261 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
1262 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
1263 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
1264 Add rules to build crti.o and crtn.o
1265 * crti.asm: New file.
1266 * crtn.asm: New file.
1268 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
1270 * c-parse.in (_yylex): Use _cpp_backup_tokens.
1271 * cpphash.h (struct tokenrun): Add prev.
1272 (struct lexer_state): Remove bol.
1273 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
1274 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
1276 * cppinit.c (cpp_create_reader): Don't set bol.
1277 (cpp_destroy): Don't free lookaheads.
1278 * cpplex.c (lex_directive): Remove.
1279 (next_tokenrun): Update.
1280 (_cpp_lex_token): Clean up logic.
1281 (lex_token): Update to return a pointer to lexed token, since it
1282 can move to the start of the buffer. Simpify newline handling.
1283 * cpplib.c (SEEN_EOL): Update.
1284 (skip_rest_of_line): Remove lookahead stuff.
1285 (end_directive): Line numbers are already incremented. Revert
1286 to start of lexed token buffer if we can.
1287 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
1288 parse_answer): Use _cpp_backup_tokens.
1289 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
1290 instead. Don't check for EOL.
1291 (do_include_common, do_line, do_pragma_system_header): Use
1293 * cpplib.h (BOL, _cpp_backup_tokens): New.
1294 * cppmacro.c (save_lookahead_token, take_lookahead_token,
1295 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
1296 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
1297 (builtin_macro): Don't use cpp_get_line.
1298 (cpp_get_line): Short term kludge.
1299 (parse_arg): Handle directives in arguments here. Back up when
1300 appropriate. Store EOF at end of argument list.
1301 (funlike_invocation_p): Use _cpp_backup_tokens.
1302 (push_arg_context): Account for EOF at end of list.
1303 (cpp_get_token): Remove lookahead stuff. Update.
1305 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1307 * c-parse.in (yyerror): Const-ification and/or static-ization.
1308 * c-typeck.c (push_member_name): Likewise.
1309 * collect2.c (main): Likewise.
1310 * dbxout.c (dbxout_parms): Likewise.
1311 * diagnostic.c (format_with_decl): Likewise.
1312 * dwarf2out.c (output_ranges): Likewise.
1313 * dwarfout.c (fundamental_type_code): Likewise.
1314 * except.c (dw2_output_call_site_table): Likewise.
1315 * gcc.c (do_spec_1): Likewise.
1316 * genopinit.c (optabs): Likewise.
1317 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
1318 gen_declaration_1, handle_impent): Likewise.
1319 * protoize.c (default_include, in_system_include_dir, abspath):
1321 * sched-vis.c (visualize_stall_cycles): Likewise.
1322 * sdbout.c (plain_type_1, sdbout_end_function,
1323 sdbout_end_epilogue): Likewise.
1324 * varasm.c (decode_reg_name): Likewise.
1326 * 1750a.c (mod_regno_adjust): Likewise.
1327 * alpha.c (alpha_write_one_linkage,
1328 unicosmk_output_default_externs): Likewise.
1329 * arm.c (arm_condition_codes): Likewise.
1330 * arm.h (arm_condition_codes): Likewise.
1331 * avr.c (output_movsisf, encode_section_info): Likewise.
1332 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
1334 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1335 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1336 * m88k.c (output_function_profiler): Likewise.
1337 * mips.c (mips_output_conditional_branch): Likewise.
1338 * ns32k.c (ns32k_out_reg_names): Likewise.
1339 * ns32k.h (ns32k_out_reg_names): Likewise.
1340 * pj.c (pj_output_rval): Likewise.
1341 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
1342 * sparc.c (sparc_flat_function_prologue,
1343 sparc_flat_function_epilogue): Likewise.
1345 2001-09-13 Markus Werle <numerical.simulation@web.de>
1346 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1348 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
1349 Aachen University of Technology".
1351 2001-09-13 Andreas Schwab <schwab@suse.de>
1353 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
1356 2001-09-13 Richard Henderson <rth@redhat.com>
1358 * config/alpha/alpha.c (small_symbolic_operand): New.
1359 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
1360 (some_operand, input_operand): Don't handle HIGH.
1361 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
1362 (alpha_expand_mov): Likewise.
1363 (print_operand) [H]: Just print HIGH symbol.
1364 (print_operand_address): Handle small data.
1365 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
1366 (TARGET_SWITCHES): Add -msmall-data/large-data.
1367 (PIC_OFFSET_TABLE_REGNUM): New.
1368 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
1369 (PREDICATE_COES): Update.
1370 * config/alpha/alpha.md (adddi_er_high): New.
1371 (adddi_er_low): Handle small data.
1372 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
1373 prefer .sdata to .rodata.
1374 (SELECT_RTX_SECTION): Likewise.
1376 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
1378 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
1379 defining __size_t and leaving size_t undefined.
1381 2001-09-12 Diego Novillo <dnovillo@redhat.com>
1383 * basic-block.h (expunge_block): Declare.
1384 * cfg.c (expunge_block): Remove static declaration.
1386 2001-09-12 Richard Henderson <rth@redhat.com>
1388 * integrate.c (copy_insn_list): Copy label name from
1389 NOTE_INSN_DELETED_LABEL.
1391 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1393 * c-common.c (c_tree_code_name): Const-ification.
1394 * c-decl.c (c_decode_option): Likewise.
1395 * c-typeck.c (warn_for_assignment): Likewise.
1396 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
1398 * cppinit.c (output_deps): Likewise.
1399 * dependence.c (dependence_string, direction_string): Likewise.
1400 * dwarf2out.c (output_ranges): Likewise.
1401 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
1402 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
1403 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
1404 standard_startfile_prefix, standard_startfile_prefix_1,
1405 standard_startfile_prefix_2, tooldir_base_prefix,
1406 standard_bindir_prefix, find_a_file): Likewise.
1407 * genattrtab.c (make_length_attrs): Likewise.
1408 * gencheck.c (tree_codes): Likewise.
1409 * genemit.c (gen_split): Likewise.
1410 * genrecog.c (special_mode_pred_table): Likewise.
1411 * graph.c (graph_ext): Likewise.
1412 * protoize (default_include): Likewise.
1413 * reload.c (reload_when_needed_name): Likewise.
1414 * sched-vis.c (visualize_stall_cycles): Likewise.
1415 * tlink.c (recompile_files): Likewise.
1416 * toplev.c (decode_g_option): Likewise.
1417 * tradcpp.c (output_deps): Likewise.
1418 * varasm.c (decode_reg_name): Likewise.
1420 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
1423 * avr.c (avr_regnames, encode_section_info): Likewise.
1424 * c4x.c (float_reg_names): Likewise.
1425 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
1426 * elfos.h (const_section): Likewise.
1427 * i386.c (ix86_comp_type_attributes): Likewise.
1428 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
1429 * ia64/aix.h (UNIQUE_SECTION): Likewise.
1430 * ia64.c (type_names): Likewise.
1431 * m68hc11.c (reg_class_names): Likewise.
1432 * m88k.c (m_options): Likewise.
1433 * mips.c (mips_output_conditional_branch, mips_unique_section):
1435 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1436 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
1437 ultra_code_names): Likewise.
1438 * sparc.h (OVERRIDE_OPTIONS): Likewise.
1440 2001-09-12 Jakub Jelinek <jakub@redhat.com>
1442 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
1443 Use --fatal-warnings option for gas.
1444 * configure: Rebuilt.
1446 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1448 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
1450 2001-09-11 Jim Wilson <wilson@redhat.com>
1452 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
1454 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1456 * builtins.c (c_strlen): Treat an offset too large for a
1457 HOST_WIDE_INT as out of range.
1459 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
1461 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
1462 (EDGE_CRITICAL_P): New predicate.
1463 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
1465 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
1466 (dump_edge_info): Remove "crit".
1467 * cfganal.c (mark_critical_edges): Kill.
1468 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
1469 * cfgcleanup.c (cleanup_cfg): Likewise.
1470 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
1471 (find_spanning_tree): Likewise.
1472 * reg-stack.c (convert_regs_1): Likewise.
1473 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
1475 * basic-block.h (create_basic_block_structure): New.
1476 (create_basic_block): Update prototype.
1477 (force_nonfallthru): New.
1478 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
1479 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
1480 handle updating of block_for_insn, creating of empty BBs and BBs at
1481 the end of INSN chain.
1482 (create_basic_block): New function.
1483 (split_block): Use create_basic_block.
1484 (force_nonfallthru_and_redirect): Break out from ...; cleanup
1485 (redirect_edge_and_branch_force): ... here.
1486 (force_nonfallthru): New.
1487 (split_edge): Rewrite to use force_nonfallthru and create_block.
1488 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
1489 (find_basic_blocks): Free basic_block_for_insn.
1490 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
1492 * cfg.c: Fix formating.
1493 * cfgcleanup.c: Fix formating.
1494 (merge_blocks, tail_recursion_label_p): Return bool.
1495 (merge_blocks_move_predecessor_nojumps,
1496 merge_blocks_move_successor_nojumps): Return void.
1498 2001-09-11 Jakub Jelinek <jakub@redhat.com>
1500 * configure.in: Check whether assembler supports section merging.
1501 * config.in: Rebuilt.
1502 * configure: Rebuilt.
1503 * varasm.c (variable_section, output_constant_pool): Pass alignment
1504 to SELECT_SECTION and SELECT_RTX_SECTION.
1505 (mergeable_string_section): New.
1506 (mergeable_constant_section): New.
1507 (default_elf_asm_named_section): Output SECTION_MERGE and
1508 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1509 * output.h (mergeable_string_section): New.
1510 (mergeable_constant_section): New.
1511 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
1512 * toplev.c (flag_merge_constants): New.
1513 (f_options): Add -fmerge-constants and -fmerge-all-constants
1515 (toplev_main): Default to -fno-merge-constants if not optimizing.
1516 * flags.h (flag_merge_constants): Add extern.
1517 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
1518 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
1520 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
1521 Define if assembler has working .subsection -1 support.
1522 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
1523 Put constant into special SHF_MERGE sections if the linker should
1524 attempt to merge duplicates.
1525 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
1527 Put constant into special SHF_MERGE sections if the linker should
1528 attempt to merge duplicates.
1529 * config/alpha/elf.h: Likewise.
1530 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
1531 has working .subsection -1 support.
1532 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
1534 * config/svr3.h: Likewise.
1535 * config/darwin.h: Likewise.
1536 * config/arm/aof.h: Likewise.
1537 * config/arm/linux-elf.h: Likewise.
1538 * config/avr/avr.h: Likewise.
1539 * config/c4x/c4x.h: Likewise.
1540 * config/d30v/d30v.h: Likewise.
1541 * config/i386/dgux.h: Likewise.
1542 * config/i386/osfrose.h: Likewise.
1543 * config/i386/sco5.h: Likewise.
1544 * config/i386/svr3gas.h: Likewise.
1545 * config/ia64/aix.h: Likewise.
1546 * config/m32r/m32r.h: Likewise.
1547 * config/m68k/m68k.h: Likewise.
1548 * config/m88k/dgux.h: Likewise.
1549 * config/m88k/m88k.h: Likewise.
1550 * config/mcore/mcore-pe.h: Likewise.
1551 * config/mips/mips.h: Likewise.
1552 * config/pa/pa.h: Likewise.
1553 * config/pa/pa-linux.h: Likewise.
1554 * config/romp/romp.h: Likewise.
1555 * config/rs6000/sysv4.h: Likewise.
1556 * config/rs6000/xcoff.h: Likewise.
1557 * config/s390/linux.h: Likewise.
1558 * config/sparc/sparc.h: Likewise.
1559 * config/sparc/sysv4.h: Likewise.
1560 * config/stormy16/stormy16.h: Likewise.
1561 * config/v850/v850.h: Likewise.
1562 * config/vax/vms.h: Likewise.
1563 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
1564 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1565 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
1566 default_elf_asm_named_section for SHF_MERGE sections.
1568 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1570 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
1573 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
1575 * c-common.c (split_specs_attrs): Allow for empty attributes with
1576 empty TREE_PURPOSE. Fixes PR c/4294.
1578 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
1580 * basic-block.h (cached_make_edge, make_single_succ): New.
1581 (make_edge): Remove first parameter.
1582 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
1583 * cfg.c (cached_make_edge): Rename from make_edge; return newly
1584 created edge; use obstack allocation.
1585 (make_edge, make_single_succ_edge): New.
1586 (first_removed_edge): New static variable.
1587 (init_flow): Initialize first_removed_edge and n_edges.
1588 (clear_edges): Use remove_edge.
1589 (flow_delete_block): Likewise.
1590 (remove_edge): Add removed edges to the removed edges list.
1591 (split_block, redirect_edge_and_branch_force, split_edge):
1593 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
1594 (add_noreturn_fake_exit_edges): Likewise.
1595 (connect_infinite_loops_to_exit): Liekwise.
1596 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
1597 Use cached_make_edge.
1598 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
1599 * profile.c (branch_prob): Update make_edge call.
1600 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1602 2001-09-11 Richard Henderson <rth@redhat.com>
1604 * config/alpha/alpha.c: Tidy formatting.
1605 (local_symbolic_operand): Verify mode.
1606 (alpha_sa_mask): Ignore unicos for eh_return.
1607 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
1608 * config/alpha/alpha.md (umk divsi patterns): Remove.
1609 (extendsfdf2): Remove unicos check.
1610 (tablejump): Merge vms and unicos code; always use direct set
1613 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1615 * config.gcc (alpha*-*-unicosmk*): New target.
1617 * config/alpha/alpha-protos.h (symbolic_operand,
1618 unicosmk_add_call_info_word, unicosmk_add_extern,
1619 unicosmk_defer_case_vector, unicosmk_unique_section,
1620 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
1621 unicosmk_asm_file_start, unicosmk_asm_file_end,
1622 unicosmk_output_common): Declare.
1624 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
1625 direct_return, function_arg, alpha_va_start, alpha_va_arg,
1626 alpha_does_function_need_gp, alpha_end_function): Support Cray
1628 (alpha_init_machine_status, alpha_mark_machine_status,
1629 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
1630 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
1631 unicosmk_asm_named_section, unicosmk_insert_attributes,
1632 unicosmk_section_type_flags, symbolic_operand,
1633 unicosmk_output_module_name, unicosmk_output_default_externs,
1634 unicosmk_output_dex, unicosmk_output_externs,
1635 unicosmk_output_addr_vec, unicosmk_ssib_name,
1636 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
1637 unicosmk_asm_file_end, unicosmk_output_common,
1638 unicosmk_section_type_flags, unicosmk_unique_section,
1639 unicosmk_add_call_info_word, unicosmk_text_section,
1640 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
1641 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
1642 unicosmk_dex_count, unicosmk_special_name): New.
1643 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
1644 TARGET_ABI_UNICOSMK.
1645 (get_aligned_mem, alpha_expand_unaligned_load,
1646 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
1647 alpha_expand_unaligned_store_words): Support big-endian mode.
1648 (print_operand): Likewise. New format specifier 't'. Use
1649 TARGET_AS_SLASH_BEFORE_SUFFIX.
1650 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
1651 (alpha_pv_save_size): Update with above change.
1652 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
1653 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
1656 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
1657 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
1658 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
1659 (EXTRA_CONSTRAINT): New constraint 'U'.
1660 (PREDICATE_CODES): Add symbolic_operand.
1662 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
1663 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
1664 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
1665 (integer division and modulus patterns): Split in default and
1667 (*divmodsi_internal, *divmoddi_internal): Disable for
1668 TARGET_ABI_UNICOSMK.
1669 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
1670 little-endian and big-endian versions.
1671 (ext, ins, msk): Likewise.
1672 (extv, extzv, insv): Support big-endian mode.
1673 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
1674 (call_umk, call_value_umk, *call_umk, tablejump_umk,
1675 *tablejump_umk_internal, *call_value_umk): New.
1676 (*movdi_nofix): Add pattern for loading an address into a register on
1677 TARGET_ABI_UNICOSMK.
1678 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
1679 (umk_mismatch_args, arg_home_umk): New.
1680 (various insns): Don't use mov, fmov, nop, fnop and unop.
1681 (realign): Support TARGET_ABI_UNICOSMK.
1683 * config/alpha/unicosmk.h: New file.
1684 * config/alpha/t-unicosmk: New file.
1686 * fixinc/inclhack.def (unicosmk_restrict): New.
1687 * fixinc/fixincl.x: Regenerate.
1689 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
1690 (wchar_t): Check for and define __WCHAR_T__.
1692 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
1694 * combine.c (simplify_shift_const): Treat shifts by the mode
1697 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
1699 * cpphash.h (struct tokenrun): New.
1700 (struct cpp_context): New member bol.
1701 (struct cpp_reader): New members.
1702 (_cpp_init_tokenrun): New.
1703 * cppinit.c (cpp_create_reader): Set up the token runs.
1704 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
1705 (lex_token): New internalised version of _cpp_lex_token. Don't
1706 handle directives or the multiple include opimisation here any
1707 more. Simply lex a token.
1708 * cpplib.c (run_directive): Clear bol.
1709 (_cpp_pop_buffer): Set bol.
1710 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
1713 2001-09-11 Michael Meissner <meissner@redhat.com>
1715 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
1716 give an error if the user uses -mfp32.
1717 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
1719 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
1720 floating point register size.
1721 (EXTRA_SPECS): Add CPP_FPR_SPEC.
1723 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
1724 HOST_WIDE_INT_PRINT_DEC to properly print the result of
1726 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1727 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1729 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
1731 * dbxout.c (dbxout_parms): Fix typo in comment.
1732 * unroll.c (loop_find_equiv_value): Ditto.
1733 * toplev.c (rest_of_compilation): Ditto.
1734 * loop.c (scan_loop): Ditto.
1735 * dwarf2out.c (struct dw_fde_struct): Ditto.
1737 2001-09-10 Zack Weinberg <zackw@panix.com>
1739 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
1740 copying identifier when we're just going to throw it away.
1741 (parse_identifier_slow): New routine to handle abnormal cases.
1742 (_cpp_lex_token): Update call site.
1744 * hashtable.c (ht_lookup): Don't assume that the string we've
1745 been given is NUL-terminated.
1746 * system.h: #define __builtin_expect(a, b) to (a) if not
1749 2001-09-10 Michael Meissner <meissner@redhat.com>
1751 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
1754 2001-09-10 David Edelsohn <edelsohn@gnu.org>
1756 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
1758 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1760 * builtins.c (c_getstr): Correct thinko in last change and further
1763 2001-09-10 Tim Freeman <tim@fungibole.com>
1765 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
1766 into varray's and register them as roots with the garbage
1767 collector so they are not collected too soon.
1769 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
1771 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
1773 * basic-block.h (flow_obstack, label_value_list,
1774 tail_recursion_label_list): Declare
1775 (tidy_fallthru_edges): Declare.
1776 (expunge_block, last_loop_beg_note): Delete.
1777 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
1779 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
1780 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
1781 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
1782 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
1783 expunge_block, flow_delete_block, compute_bb_for_insn,
1784 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
1785 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
1786 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
1787 try_redirect_by_replacing_jump, last_loop_beg_note,
1788 redirect_edge_and_branch, redirect_edge_and_branch_force,
1789 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
1790 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
1791 commit_edge_insertions, dump_flow_info, debug_flow_info,
1792 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
1793 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
1794 Move here from flow.c
1795 * cfganal.c: New file.
1796 (forwarder_block_p, can_fallthru, mark_critical_edges,
1797 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
1798 find_unreachable_blocks, create_edge_list, free_edge_list,
1799 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
1800 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
1801 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
1802 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
1803 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
1804 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
1805 Move here from flow.c
1806 * cfgbuild.c: New file
1807 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
1808 make_edges, find_basic_blocks_1, find_basic_blocks,
1809 find_sub_basic_blocks): Move here from flow.c
1810 * cfgcleanup.c: New file.
1811 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
1812 merge_blocks_move_predecessor_nojumps,
1813 merge_blocks_move_successor_nojumps, merge_blocks,
1814 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1815 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
1816 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
1818 * cfgloop.c: New file
1819 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
1820 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
1821 flow_loop_exit_edges_find, flow_loop_nodes_find,
1822 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1823 flow_loop_tree_node_add, flow_loops_tree_build,
1824 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
1825 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
1826 Move here from flow.c
1827 * flow.c: Remove everything moved elsewhere
1828 * output.h (cleanup_cfg): Return bool.
1830 * bb-reorder.c (reorder_block_def): Remove 'index'.
1831 (insert_intra_1): Add argument BB, set block for new note.
1832 (make_reorder_chain): Do not depdent on BB indexes.
1833 (make_reorder_chain_1): Do not use BB indexes.
1834 (label_for_bb): Likewise; set BB for new insn.
1835 (emit_jump_to_block_after): Likewise.
1836 (fixup_reoder_chain): Sanity check that all basic blocks
1837 are chained; verify newly created insn chain; remove
1838 undocnitional jump simplifying; Do not use BB indexes;
1839 properly initialize count and frequency information;
1840 dump reordered sequence.
1841 (insert_intra_bb_scope_notes): update call of insert_intra_1.
1842 (insert_inter_bb_scope_notes): Set block for new insn.
1843 (reorder_basic_blocks): Dump flow info before reoredering.
1845 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1847 * alias.c (clear_reg_alias_info): Use K&R format definition.
1848 Avoid unsigned warning.
1849 * builtins.c: Use "unsigned int", not "unsigned".
1850 (target_char_cast): Use host_integerp and tree_low_cst.
1851 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
1852 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
1853 (c_getstr): Likewise.
1854 (std_expand_builtin_va_arg): Use int_size_in_bytes.
1855 (builtin_memcpy_read_str): Avoid unsigned warning.
1856 (expand_builtin_memcpy): Alignments are unsigned.
1857 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
1858 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
1859 * predict.c (expensive_function_p): LIMIT now unsigned.
1860 * resource.c (mark_target_live_regs): Make some vars unsigned.
1861 * sdbout.c: Use "unsigned int", not "unsigned".
1862 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
1863 (sdbout_source_line): Likewise.
1864 (sdbout_record_type_name): Remove "const" for NAME declaration.
1865 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
1867 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
1869 * calls.c (store_one_arg): Expand comment.
1871 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1873 * calls.c (store_one_arg): Make sure that the entire argument is
1874 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
1876 2001-09-09 Richard Henderson <rth@redhat.com>
1878 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
1880 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1882 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
1884 2001-09-09 Richard Henderson <rth@redhat.com>
1886 * config/alpha/alpha.c (alpha_next_sequence_number): New.
1887 (alpha_this_literal_sequence_number): New.
1888 (alpha_this_gpdisp_sequence_number): New.
1889 (some_operand, input_operand): Add HIGH.
1890 (local_symbolic_operand): New.
1891 (alpha_encode_section_info): New.
1892 (alpha_legitimate_address_p): Allow LO_SUM.
1893 (alpha_legitimize_address): Generate HIGH+LO_SUM.
1894 (alpha_expand_mov): Likewise.
1895 (secondary_reload_class): Check memory_operand not general_operand
1897 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
1898 (alpha_expand_unaligned_store): Likewise.
1899 (alpha_expand_unaligned_load_words): Likewise.
1900 (alpha_expand_unaligned_store_words): Likewise.
1901 (alpha_expand_block_clear): Likewise.
1902 (print_operand): Handle %#, %*, %H.
1903 (print_operand_address): Handle LO_SUM.
1905 (alpha_does_function_need_gp): Use it.
1906 (alpha_expand_block_move): Fix signed compare warnings.
1907 (alpha_sa_mask, alpha_align_insns): Likewise.
1908 * config/alpha/alpha-protos.h: Update.
1909 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
1910 (MASK_EXPLICIT_RELOCS): New.
1911 (TARGET_SWITCHES): Add -mexplicit-relocs.
1912 (EXTRA_CONSTRAINT): Add 'T'.
1913 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
1914 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
1915 (ENCODE_SECTION_INFO): Out line.
1916 (REDO_SECTION_INFO_P): New.
1917 (STRIP_NAME_ENCODING): New.
1918 (ASM_OUTPUT_LABELREF): New.
1919 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
1920 (PREDICATE_CODES): Update.
1921 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
1922 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
1923 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
1924 builtin_setjmp_receiver_er, exception_receiver_1_er,
1925 call_value_osf_1_er): New patterns.
1926 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1927 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1928 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1929 (FINAL_PRESCAN_INSN): New.
1931 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1933 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1935 2001-09-08 Andreas Jaeger <aj@suse.de>
1937 * i386.h (TARGET_SWITCHES): Fix description.
1939 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1941 * rs6000.c (num_insns_constant): Compute number of instructions
1944 * doc/install.texi: Explain AIX exception handling work-around.
1945 Update URL for AIX fixes.
1947 2001-09-07 Jim Wilson <wilson@redhat.com>
1949 * alias.c (clear_reg_alias_info): New.
1950 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1951 * rtl.h (clear_reg_alias_info): Declare.
1953 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1955 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1957 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1958 (m16m,edivm,emulm): Change declaration to match definition.
1960 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1962 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1963 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1966 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1968 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1969 which have no corresponding C type.
1970 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1971 the representation of 64-bit doubles to work with 64-bit ints.
1973 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1975 * config/mips/mips.c (override_options): Do not override ISA when ABI
1976 specified if MIPS_CPU_STRING_DEFAULT was specified.
1978 2001-09-07 Richard Henderson <rth@redhat.com>
1980 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1981 (express_from_1): Wrap lines.
1982 * rtlanal.c (commutative_operand_precedence): Rename from
1983 operand_preference; export.
1984 * rtl.h: Declare it.
1985 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1986 (simplify_binary_operation): Invoke simplify_plus_minus on
1987 (CONST (PLUS ...)) as well.
1988 (struct simplify_plus_minus_op_data): New.
1989 (simplify_plus_minus_op_data_cmp): New.
1990 (simplify_plus_minus): Use them. Avoid infinite recursion with
1991 simplify_binary_operation wrt CONST.
1993 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1995 * h8300-protos.h (general_operand_dst_push): Remove.
1996 * h8300.c (general_operand_dst_push): Likewise.
1997 * h8300.h (OK_FOR_T): Likewise.
1998 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1999 * h8300.md (pushqi_h8300): New.
2000 (pushqi_h8300hs): Likewise.
2002 (pushhi_h8300): Likewise.
2003 (pushhi_h8300hs): Likewise.
2006 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2008 * genattrtab.c (attr_printf): First arg is unsigned.
2009 Clean up formatting of callers.
2011 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
2013 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
2016 2001-09-07 Andreas Jaeger <aj@suse.de>
2018 * i386.h (TARGET_SWITCHES): Fix descriptions.
2020 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2022 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2024 2001-09-06 Ira Ruben <ira@apple.com>
2026 Remove OP_IDENTIFIER.
2027 * tree.def (OP_IDENTIFIER): Remove.
2028 * tree.c (tree_node_kind enum): Remove op_id_kind.
2029 (tree_node_kind_names): Remove "op_identifiers".
2030 (make_node): Remove OP_IDENTIFIER test.
2031 (build_op_identifier): Removed because it isn't being used.
2032 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2033 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2035 2001-09-06 Richard Henderson <rth@redhat.com>
2037 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2039 2001-09-06 Richard Henderson <rth@redhat.com>
2041 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2044 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2046 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2047 number used for CR register.
2049 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2050 Joern Rennecke (amylaar@cygnus.com)
2052 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2053 * h8300.c (initial_offset): Handle offset between RP and FP.
2054 (h8300_return_addr_rtx): New function.
2055 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2057 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2058 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2059 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2060 (CAN_ELIMINATE, REGISTER_NAMES):
2061 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2063 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2065 Remove TYPE_NONCOPIED_PARTS.
2066 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2067 (struct tree_type): Remove noncopied_parts.
2068 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2069 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2070 (fixed_type_p): Remove.
2071 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2072 (expand_expr, MODIFY_EXPR): Likewise.
2073 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2074 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2076 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2078 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2080 (mask64_operand): Likewise.
2081 (includes_rldic_lshift_p): Likewise.
2082 (includes_rldicr_lshift_p): Likewise.
2084 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2086 * objc/objc-act.c (build_message_expr): If a class method cannot
2087 be found, do not issue a warning if a corresponding instance
2088 method exists in the root class.
2090 2001-09-05 Richard Henderson <rth@redhat.com>
2092 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2094 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2096 * function.c (ggc_mark_struct_function): Mark f->outer.
2097 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2098 * integrate.c (output_inline_function): ... not here.
2100 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2102 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2104 * i386.c (size_cost): New static variable.
2105 (override_function): Use size_cost when -Os is specified.
2107 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2108 properly; Use current_function_calls_eh_return.
2109 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2110 use leave to avoid depdendancy chain.
2112 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2113 get BB loop_depth instead of computing it from LOOP notes.
2115 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2117 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2119 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2120 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2121 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2123 2001-09-05 Jeffrey A Law (law@cygnus.com)
2124 Jason Merrill (jason@redhat.com)
2126 * stor-layout.c (layout_type): Complain if an array's size can
2127 not be represented in a size_t.
2129 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2131 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2133 * gcc.c: (process_command) Add parentheses around assignment
2134 used as truth value.
2136 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2138 * config/mips/mips.c (save_restore_insns): Don't mark any register
2139 save slots as unchanging if current_function_calls_eh_return.
2141 2001-09-05 Richard Henderson <rth@redhat.com>
2143 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2144 * config/alpha/alpha-protos.h: Declare it.
2145 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2146 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2147 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2148 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2149 (REG_OK_FOR_BASE_P): Select one of the above.
2151 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2153 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
2154 (crti.o): Prefix name of object file with $(T).
2157 2001-09-05 David S. Miller <davem@redhat.com>
2159 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2160 * config/sparc/linux64.h: Likewise.
2162 2001-09-05 Andreas Jaeger <aj@suse.de>
2164 * doc/invoke.texi (i386 Options): -mwide-multiply is not
2165 available anymore, remove the documentation.
2166 (i386 Options): Fix typo, cleanup index entries.
2168 * prefix.c (concat): Remove, we can use the version from liberty.
2170 2001-09-05 Richard Henderson <rth@redhat.com>
2172 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
2173 New functions split out of md file expanders.
2174 * config/alpha/alpha-protos.h: Declare them.
2175 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
2177 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
2179 * cppmacro.c (funlike_invocation_p): No need to restore context.
2181 2001-09-04 Richard Henderson <rth@redhat.com>
2183 * reload.c (push_reload): Export.
2184 * reload.h (push_reload): Declare it.
2186 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
2187 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2188 * config/alpha/alpha.c (alpha_legitimize_address): New.
2189 (alpha_legitimize_reload_address): Likewise.
2190 * config/alpha/alpha-protos.h: Declare them.
2192 2001-09-04 Stan Shebs <shebs@apple.com>
2194 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
2195 * config/darwin.c (machopic_stub_name): Account for internally
2196 generated lib calls such as memcpy.
2198 2001-09-04 Richard Henderson <rth@redhat.com>
2200 * unwind.h (_UA_END_OF_STACK): New flag.
2201 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
2203 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2205 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
2207 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
2209 * config/mips/mips.c (save_restore_insns): Change base_offset to
2210 fp_offset in second call to mips_emit_frame_related_store.
2212 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
2214 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
2215 sometimes be represented as a NOTE of type
2216 NOTE_INSN_DELETED_LABEL.
2217 (Insns): Document NOTE_INSN_DELETED_LABEL.
2219 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
2221 * c-common.h (tree_dump_index): Add more comments.
2222 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
2223 (dump_option_value_info): New struct.
2224 (dump_options): New array.
2225 (dump_switch_p): Parse switch options symbolically.
2226 * doc/invoke.texi (-fdump-ast): Rename to ...
2227 (-fdump-tree): ... here. Document that options are symbolic, and
2228 not all are applicable.
2230 2001-09-04 David S. Miller <davem@redhat.com>
2232 * config/sparc/sparc.md (define_splits): Kill constraints.
2234 Cleanup redundant and unused insn attributes.
2235 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
2236 binary, and move. Mark ialu as default.
2237 (commented out define_function_unit "alu"): Kill.
2238 (define_attr "use_clobbered"): Kill.
2239 (whole file): Kill address insn type references. Replace
2240 all unary/binary/move references with ialu.
2241 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
2242 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
2245 Simplify length insn attribute and make more judicious use
2246 of insn attribute defaulting.
2247 * config/sparc/sparc.md (all insns with length > one): Mark as
2248 insn type multi if real instructions, else use default if
2249 it is a forced splitter.
2250 (all insns with length == one): Use default insn length.
2251 (all insns of type ialu): Use default insn type.
2253 Fix erroneous insn attribute settings.
2254 (addx): Set insn type to misc.
2255 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
2256 const_umulsidi3_sp64): Set insn type to imul.
2258 Track SFmode vs DFmode insns according to UltraSPARC
2260 * config/sparc/sparc.md ("fptype"): New attribute, default
2262 (all DFmode single insns): Mark as fptype "double".
2264 2001-09-03 Jakub Jelinek <jakub@redhat.com>
2266 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
2268 2001-09-03 Richard Henderson <rth@redhat.com>
2270 * function.h (struct function): Add arg_pointer_save_area_init.
2271 * function.c (expand_function_end): Init arg_pointer_save_area.
2272 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
2273 when called from a nested function.
2275 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
2277 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
2280 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2282 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
2284 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
2286 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
2287 (emit_push_insn): Use specified padding direction when
2288 STACK_PUSH_CODE is POST_INC.
2290 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
2292 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2294 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
2296 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
2298 * cppinit.c (cpp_start_read): Free the imacros list as we
2299 traverse it. Don't free the chains before returning.
2300 (_cpp_push_next_buffer): Only try pushing buffers if we've
2301 completed -imacros handling.
2303 2001-08-31 Eric Christopher <echristo@redhat.com>
2305 * gcc.c (handle_braces): Add explaination for abort.
2307 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
2309 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
2310 move adjustment of bitpos instead.
2312 2001-08-31 Zack Weinberg <zack@codesourcery.com>
2314 * function.c: Remove all_functions. Make outer_function_chain
2316 (init_function_start): Don't add new function structure to
2318 (find_function_data, push_function_context_to,
2319 pop_function_context_from, put_var_into_stack,
2320 trampoline_address): Update for changed structure element names.
2321 (push_function_context_to): Disentangle.
2322 (free_after_compilation): Also free F.
2323 (expand_dummy_function_end): Don't free cfun here.
2324 (put_var_into_stack): Comment why we can't use find_function_data here.
2325 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
2326 (mark_function_chain): Split into maybe_mark_struct_function and
2327 ggc_mark_struct_function. Export the latter.
2328 (init_function_once): Mark from cfun and outer_function_chain;
2331 * function.h (struct function): Kill next_global. Rename next
2332 to outer. All users updated to match.
2333 (all_functions, outer_function_chain): Don't declare.
2335 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
2336 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
2337 don't touch f->inlinable, after calling rest_of_compilation.
2339 * tree.h: Forward-declare struct function. Prototype
2340 ggc_mark_struct_function.
2342 2001-08-31 Kazu Hirata <kazu@hxi.com>
2344 * config/h8300/h8300.md (*andorhi3): Fix typos.
2346 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2348 * calls.c (emit_library_call_value): Don't use a fixed
2349 argument after VA_CLOSE, i.e. out of scope in traditional C.
2351 * emit-rtl.c (gen_rtvec): Likewise.
2353 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2355 * Makefile.in (c-pragma.o): Depend on output.h.
2356 (reorg.o): Depend on except.h.
2358 * c-pragma.c: Include output.h.
2360 * reorg.c: Include except.h.
2362 * unwind-dw2.c: Call __builtin_alloca, not alloca.
2364 2001-08-31 Richard Henderson <rth@redhat.com>
2366 * sched-deps.c (add_dependence): Don't elide dependancy if the
2367 conditional used by insn is modified in elem.
2369 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
2371 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
2373 2001-08-31 Diego Novillo <dnovillo@redhat.com>
2375 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
2378 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2380 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
2382 (stormy16_asm_out_constructor): New function.
2383 (TARGET_ASM_CONSTRUCTOR): Define.
2384 (TARGET_ASM_DESTRUCTOR): Define.
2386 2001-08-31 Andreas Jaeger <aj@suse.de>
2388 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
2389 * loop.c (add_label_notes): Likewise.
2390 * reload.c (find_reloads): Likewise.
2391 * config/sh/sh.c (machine_dependent_reorg): Likewise.
2393 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
2395 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
2396 code here. Take _Unwind_{W,Sw}ord*.
2397 (read_encoded_value_with_base): Use them.
2398 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
2400 (extract_cie_info): Simplify read_?leb128 handling.
2401 (execute_stack_op, execute_cfa_program): Likewise.
2402 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
2404 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2406 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
2407 the frame pointer to pop the stack if convenient.
2409 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
2410 Don't use post-increment before combine.
2411 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
2412 a call-saved register.
2414 2001-08-31 Andreas Jaeger <aj@suse.de>
2416 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
2419 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
2421 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
2422 not DIV/MOD, of course.
2424 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
2426 * rtl.def: Undo my patch commited 2001-08-27.
2428 * genattrtab.c: Ditto.
2432 * sched-int.h: Ditto.
2434 * target-def.h: Ditto.
2438 * haifa-sched.c: Ditto.
2440 * sched-rgn.c: Ditto.
2442 * sched-vis.c: Ditto.
2444 * Makefile.in: Ditto.
2446 * doc/md.texi: Ditto.
2448 * doc/tm.texi: Ditto.
2450 * doc/contrib.texi: Ditto.
2452 * doc/gcc.texi: Ditto.
2454 * genattrtab.h: Remove it.
2456 * genautomata.c: Remove it.
2458 * genattr.c: Undo my patch and Richard Henderson's patch commited
2461 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
2463 * config.gcc (h8300-*-elf*): New case.
2464 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
2465 (SUBTARGET_CPP_SPEC): Define.
2466 (EXTRA_SPECS): Define.
2467 (SUBTARGET_EXTRA_SPECS): Define.
2468 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
2469 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
2471 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
2473 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
2474 (LIB2FUNCS_EXTRA): Define.
2475 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
2476 config/h8300/fixunssfsi.c: New file.
2478 2001-08-30 Kazu Hirata <kazu@hxi.com>
2480 * config/h8300/h8300.md (zero_extendqihi2): Changes to
2481 define_expand to accomodate target-specific attributes.
2482 (anonymous zero_extendqihi2 patterns): New.
2484 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
2486 * h8300.md (*andorhi3): New pattern.
2488 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
2490 * h8300.c (dosize): Fix test for "sub".
2492 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
2494 * c-typeck.c (pointer_diff): Try to eliminate common term before
2497 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
2499 * config/arm/arm.c (arm_compute_initial_elimination_offset):
2500 Account for the saves of the FP registers.
2502 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
2503 (TEXT_SECTION_ASM_OP): Define.
2504 (INIT_SECTION_ASM_OP): Define.
2505 (FINI_SECTION_ASM_OP): Define.
2506 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
2507 (RDATA_SECTION_FUNCITON): Provide prototype.
2509 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
2511 * reload1.c (move2add_note_store): Correct typo checking for
2514 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
2516 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
2517 note should not be considered outside the libcall block.
2519 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2521 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
2523 2001-08-29 Kazu Hirata <kazu@hxi.com>
2525 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
2527 2001-08-29 Kazu Hirata <kazu@hxi.com>
2529 * config/h8300/h8300-protos.h: Add a prototype for
2531 * config/h8300/h8300.c (emit_logical_op): New.
2532 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
2539 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2541 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
2542 comparison with rtx INTVAL.
2543 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
2545 * pa.h (FUNCTION_ARG_SIZE): Likewise.
2547 2001-08-29 Kazu Hirata <kazu@hxi.com>
2549 * config/h8300/lib1funcs.asm: Update the copyright. Fix
2552 2001-08-29 Kazu Hirata <kazu@hxi.com>
2554 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
2555 (reg n) to (mem (pre_dec (reg n))
2556 (anonymous movsi pattern): Likewise.
2558 2001-08-29 Kazu Hirata <kazu@hxi.com>
2560 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
2562 2001-08-29 Kazu Hirata <kazu@hxi.com>
2564 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
2565 several special constants.
2567 2001-08-29 Kazu Hirata <kazu@hxi.com>
2569 * config/h8300/lib1funcs.asm: Fix comment typos.
2571 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2573 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
2574 Fix format specifier warnings.
2576 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
2577 inet_makeaddr, semctl): Prototype.
2579 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
2580 (save_restore_insns): Use base_offset, not gp_offset.
2582 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
2583 (ASM_OUTPUT_BYTE): Fix format specifier warning.
2585 2001-08-29 Richard Henderson <rth@redhat.com>
2587 * bb-reorder.c (function_tail_eff_head): New.
2588 (record_effective_endpoints): Set it.
2589 (fixup_reorder_chain): Use it.
2591 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2593 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
2595 2001-08-28 Dale Johannesen <dalej@apple.com>
2597 * config/darwin.c (machopic_function_base_name): Add const
2598 qualifier to a string.
2599 (darwin_encode_section_info): Ditto.
2601 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2603 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
2604 function definition.
2606 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2608 * df.h (struct df): Add rts_order variable.
2610 * df.c (df_visit_next_rts): New function.
2611 (df_visit_next): Renamed to df_visit_next_rc
2612 (df_analyse_1): Allocate/compute/free rts_order as well.
2613 (df_rd_global_compute): Use df_visit_next_rc instead of
2615 (df_ru_global_compute): Use df_visit_next_rts instead of
2618 * flow.c (flow_reverse_top_sort_order_compute): New function.
2620 * basic-block.h: Add prototype.
2622 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2624 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
2625 blocks, the BB_REACHABLE is now set, rather than aux being
2626 non-NULL. Update the test to reflect this.
2628 2001-08-28 Eric Christopher <echristo@redhat.com>
2630 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
2631 config/mips/crti.asm: Ditto.
2633 2001-08-28 Eric Christopher <echristo@redhat.com>
2634 Richard Henderson <rth@redhat.com>
2636 * c-pragma.h (add_weak): Move prototype from here...
2637 * output.h (add_weak): ... to here.
2638 * varasm.c (add_weak): Fix typo.
2639 * config/mips/crti.asm: New file.
2640 * config/mips/crtn.asm: Ditto.
2641 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
2642 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
2643 (INVOKE__main): Ditto.
2644 (INIT_SECTION_ASM_OP): New.
2645 (FINI_SECTION_ASM_OP): Ditto.
2646 (STARTFILE_SPEC): Add crti.
2647 (ENDFILE_SPEC): Add crtn.
2648 * config/mips/elf64.h: Same.
2649 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
2651 * config/mips/vxworks.h: Ditto.
2652 * config/mips/t-elf: Support crti and crtn.
2654 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2656 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
2659 2001-08-28 Richard Henderson <rth@redhat.com>
2661 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
2662 (one_cmplbi2 splitter): Remove redundant test.
2664 2001-08-28 Dale Johannesen <dalej@apple.com>
2666 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
2668 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
2670 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
2672 2001-08-28 Stan Shebs <shebs@apple.com>
2674 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
2675 (UNALIGNED_SHORT_ASM_OP): Define.
2676 (UNALIGNED_INT_ASM_OP): Define.
2678 2001-08-28 Will Cohen <wcohen@redhat.com>
2680 * config/rs6000/rs6000.md (store_multiple): Correct RTL
2681 generation for first set.
2683 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2685 * flow.c (redirect_edge_succ_nodup): Return new edge.
2686 (try_simplify_condjump): Use new edge.
2687 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
2689 * cse.c (cse_basic_block): Skip note instructions.
2691 2001-08-27 Richard Henderson <rth@redhat.com>
2693 * combine.c (combine_simplify_rtx): Don't reverse condition
2694 if there is no reverse for the condition.
2695 (simplify_comparison): Don't simplify subregs from INT to FP.
2697 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
2698 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
2699 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
2700 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
2701 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
2702 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
2704 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2706 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
2707 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
2709 (adddi_dilshr32, adddi_dishl32): Only data register can be
2710 source for mem destination.
2712 * expmed.c (store_bit_field): Ignore adjustment to bitpos
2713 and use bitnum to decide about register move.
2715 2001-08-27 Richard Henderson <rth@redhat.com>
2717 * genattr.c (main): Emit state_t even when not doing scheduling.
2719 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2720 Richard Henderson <rth@redhat.com>
2722 * gcse.c (reg_first_set, reg_last_set): Replace with ...
2723 (reg_avail_info, current_bb): ... these.
2724 (oprs_unchanged_p, record_last_reg_set_info): Use them.
2725 (compute_hash_table): Likewise.
2727 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2729 * flow.c (verify_flow_info): Use checksums to verify edges.
2731 2001-08-27 Richard Henderson <rth@redhat.com>
2733 * genautomata.c (expand_automata): Always create a description.
2735 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2737 * optabs.c (expand_binop): Correctly handle the carry in multiword
2738 add/subtract operations.
2740 2001-08-27 Fred Fish <fnf@be.com>
2742 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
2745 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2747 * reload.c (find_reloads_toplev): Back out this change:
2749 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
2751 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
2752 mem if the address is a mode_dependent_address_p.
2754 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2756 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
2757 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
2758 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
2761 * genattr.c (main): New variable num_insn_reservations. Increase
2762 it if there is DEFINE_INSN_RESERVATION. Output automaton based
2763 pipeline hazard recognizer interface.
2765 * genattrtab.h: New file.
2767 * genattrtab.c: Include genattrtab.h.
2768 (attr_printf, check_attr_test, make_internal_attr,
2769 make_numeric_value): Move protypes into genattrtab.h. Define them
2771 (num_dfa_decls): New global variable.
2772 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
2773 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
2774 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
2775 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
2777 * genautomata.c: New file.
2779 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
2781 * sched-int.h: (curr_state): Add the external definition for
2782 automaton pipeline interface.
2783 (haifa_insn_data): Add comments for members blockage and units.
2785 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2786 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2787 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2788 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2789 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2790 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2791 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
2793 (TARGET_SCHED): Use the new macros.
2795 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
2796 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
2797 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
2798 dfa_bubble): New members in gcc_target.sched.
2800 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
2801 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
2802 (insn_queue): Redefine it as pointer to array.
2803 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
2805 (max_insn_queue_index_macro_value): New variable.
2806 (curr_state, dfa_state_size, ready_try): New varaibles for
2807 automaton interface.
2808 (ready_element, ready_remove, max_issue): New function prototypes
2809 for automaton interface.
2810 (choose_ready): New function prototype.
2811 (insn_unit, blockage_range): Add comments.
2812 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
2813 FUNCTION_UNITS_SIZE == 0.
2814 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
2815 actual_hazard, potential_hazard): Add comments.
2816 (insn_cost): Use cost -1 as undefined value. Remove
2817 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
2819 (ready_element, ready_remove): New functions for automaton
2821 (schedule_insn): Add new code for automaton pipeline interface.
2822 (queue_to_ready): Add new code for automaton pipeline interface.
2823 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
2824 (debug_ready_list): Print newline when the queue is empty.
2825 (max_issue): New function for automaton pipeline interface.
2826 (choose_ready): New function.
2827 (schedule_block): Add new code for automaton pipeline interface.
2828 Print ready list before scheduling each insn.
2829 (sched_init): Add new code for automaton pipeline interface.
2830 Initiate insn cost by -1.
2831 (sched_finish): Free the current automaton state and finalize
2832 automaton pipeline interface.
2834 * sched-rgn.c: Include target.h.
2835 (init_ready_list, new_ready, debug_dependencies): Add new code for
2836 automaton pipeline interface.
2838 * sched-vis.c: Include target.h.
2839 (get_visual_tbl_length): Add code for automaton interface.
2840 (target_units, print_block_visualization): Add comments.
2842 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2843 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2844 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2845 (getruntime.o, genautomata.o): New entries.
2846 (genattrtab.o): Add new dependency file genattrtab.h.
2847 (genattrtab): Add new dependencies. Link it with `libm.a'.
2848 (getruntime.o, hashtab.o): New entries for canadian cross.
2850 * doc/md.texi: Description of automaton based model.
2852 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2854 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2855 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2856 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2857 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2858 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2859 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2860 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2862 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2863 MAX_DFA_ISSUE_RATE): New macro descriptions.
2865 * doc/contrib.texi: Add dfa based scheduler contribution.
2867 * doc/gcc.texi: Add more information about genattrtab.
2869 2001-08-27 Diego Novillo <dnovillo@redhat.com>
2871 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
2874 2001-08-27 Richard Henderson <rth@redhat.com>
2876 * function.c (expand_function_end): Don't init arg_pointer_save_area.
2877 (get_arg_pointer_save_area): New. Create an init it here.
2878 (fix_lexical_addr): Use it.
2879 * function.h: Declare it.
2880 * builtins.c (expand_builtin_setjmp_receiver): Use it.
2881 * stmt.c (expand_nl_goto_receiver): Use it.
2883 2001-08-27 Richard Henderson <rth@redhat.com>
2885 * final.c (final_scan_insn): Don't enter APP_ON mode for
2888 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
2889 alignment for assemble_integer for DW_EH_PE_aligned.
2890 * except.c (output_function_exception_table): Likewise.
2892 2001-08-26 Andreas Jaeger <aj@suse.de>
2894 * c-tree.h: Add prototyp for c_sizeof_nowarn.
2896 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
2898 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
2900 2001-08-27 Alan Modra <amodra@bigpond.net.au>
2902 * config/rs6000/rs6000.c (mask_operand): Rewrite without
2904 (mask64_operand): Likewise.
2905 (rldic_operand): Delete.
2906 (includes_lshift64_p): Delete.
2907 (includes_rldic_lshift_p): New function.
2908 (includes_rldicr_lshift_p): New function.
2909 (print_operand): Don't call rldic_operand in case 'W'.
2910 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
2911 (includes_lshift64_p): Remove.
2912 (includes_rldic_lshift_p): Declare.
2913 (includes_rldicr_lshift_p): Declare.
2914 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
2915 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
2916 Replace match_operand rldic_operand predicate with
2917 const_int_operand. Replace includes_lshift64_p condition with
2918 includes_rldic_lshift_p.
2919 <ashldi3_internal 64 bit rldicr patterns>: New.
2921 2001-08-27 Andreas Jaeger <aj@suse.de>
2923 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2924 * errors.c: Likewise.
2925 * final.c: Likewise.
2926 * dwarf2asm.c: Likewise.
2927 * doprint.c (checkit): Likewise.
2928 * diagnostic.c: Likewise.
2929 * collect2.c: Likewise.
2930 * calls.c: Likewise.
2931 * c-semantics.c (build_stmt): Likewise.
2932 * c-format.c (status_warning): Likewise.
2933 * c-errors.c (pedwarn_c99): Likewise.
2934 * builtins.c (validate_arglist): Likewise.
2935 * config/pj/pj.c (pj_printf): Likewise.
2936 * fix-header.c: Likewise.
2938 * gcov.c (fnotice): Likewise.
2939 * gensupport.c (message_with_line): Likewise.
2940 * mips-tfile.c: Likewise.
2941 * protoize.c (notice): Likewise.
2942 * read-rtl.c (fatal_with_file_and_line): Likewise.
2943 * rtl-error.c: Likewise.
2944 * tradcpp.c: Likewise.
2946 * cp/tree.c (build_min_nt): Likewise.
2947 (build_min): Likewise.
2948 * cp/lex.c: Likewise.
2949 * cp/errfn.c: Likewise.
2950 * cp/rtti.c (create_pseudo_type_info): Likewise.
2952 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2954 * df.c (df_uses_record): Return after recording all uses
2957 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2959 * df.c (df_insn_modify): Realloc the INSN table here, if
2960 necessary, here, too.
2962 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2964 * config/mips/mips.c (mips_function_value): Handle complex return
2967 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2969 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2971 * reload.c (make_memloc): Copy result if it is still
2972 reg_equiv_memory_loc[regno] on return.
2973 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2974 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2975 reg_equiv_mem are modified by the substitutions.
2977 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2979 * predict.c (expensive_function_p): New.
2980 * rtl.h (expensive_function_p): Declare.
2981 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2982 (use_fast_prologue_epilogue): New static variable.
2983 (expand_prologue): Set it; emit short prologues if unset.
2984 (expand_epilogue): Likewise.
2986 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2988 * config.gcc: Add stormy16-*-elf case.
2989 * config/stormy16/stormy-abi: New file.
2990 * config/stormy16/stormy16-lib2.c: New file.
2991 * config/stormy16/stormy16-protos.h: New file.
2992 * config/stormy16/stormy16.c: New file.
2993 * config/stormy16/stormy16.h: New file.
2994 * config/stormy16/stormy16.md: New file.
2995 * config/stormy16/t-stormy16: New file.
2997 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2999 * i386.h (no-accumulate-outgoing-args): Use proper mask.
3001 2001-08-24 David Edelsohn <edelsohn@gnu.org>
3003 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
3004 descriptor members are pointer size, not constant 4.
3005 * config/rs6000/rs6000.md (define_splits): Remove more unused
3008 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3010 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
3012 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
3014 * cp/rtti.c (VPARAMS): Fix parameter.
3016 2001-08-24 Zack Weinberg <zackw@panix.com>
3018 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
3020 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3022 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3023 in if controlling use of insv.
3024 (extract_bit_field): Likewise, for extv and extzv.
3026 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3028 * i386.md (movcc peep2): Fix load of 0.
3030 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3032 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3033 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3035 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3037 * c-pragma.h: Move weak_syms and weak_decls...
3038 * varasm.c: ...here. Now static.
3039 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3040 depend on HANDLE_PRAGMA_WEAK.
3042 * c-common.c (c_alignof, c_alignof_expr): Move here...
3043 * c-typeck.c: ...from here.
3044 * c-tree.h, c-common.h: Adjust.
3046 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3048 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3049 instead of incrementing it.
3051 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3052 asm ready, don't try to move them all into the same array element.
3054 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3056 * function.c (thread_prologue_and_epilogue_insns): Avoid
3057 fallthru flag on edge to exit.
3059 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3061 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3064 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3066 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3067 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3068 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3071 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3073 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3074 replace "GNU CC" with "GCC".
3076 2001-08-23 Richard Henderson <rth@redhat.com>
3078 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3079 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3080 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3081 Need GR between FR and not GR_AND_FR.
3082 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3083 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3084 AR regs before GR regs.
3085 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3086 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3087 (REGISTER_MOVE_COST): Update.
3088 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3090 2001-08-23 Richard Henderson <rth@redhat.com>
3092 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3095 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3097 * reload1.c (emit_reload_insns): Don't look for notes
3098 on a NULL store_insn.
3100 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3102 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3103 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3104 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3105 format specifier warnings.
3106 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3108 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3110 * config/i386/i386-protos.h: Correct declaration of
3111 i386_pe_asm_named_section.
3113 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3115 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3117 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3119 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3121 * cpperror.c (print_location): Don't show _Pragma.
3122 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3123 and file change callback generation here.
3124 (stack_include_file): Update use of cpp_push_buffer.
3125 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3126 (struct cpp_buffer): Remove type, pfile members.
3127 * cppinit.c (cpp_handle_option): Use free_chain.
3128 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3129 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3130 a cpp_reader rather than a cpp_buffer.
3131 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3132 skip_line_comment, parse_string, lex_percent, lex_dot,
3133 _cpp_lex_token): Update accordingly.
3134 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3136 (cpp_push_buffer): Update prototype.
3137 (run_directive): Update use of cpp_push_buffer.
3138 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3139 handle_assertion): Update use of run_directive.
3140 * cpplib.h (enum cpp_buffer_type): Remove.
3141 (cpp_push_buffer): Update prototype.
3142 * fix-header.c (read_scan_file): Update.
3144 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3146 * gcc.c (struct prefix_list): Change prefix to const char *.
3148 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3150 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
3152 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
3154 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
3157 * jump.c (squeeze_notes): Take parms by reference. Handle END being
3160 * ifcvt.c (dead_or_predicable): Adjust.
3161 * loop.c (find_and_verify_loops): Adjust.
3162 * stmt.c (expand_end_case): Adjust.
3163 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
3164 head and end insn pointers in the basic block, not just local copies.
3165 (merge_blocks_move_predecessor_nojumps): Likewise.
3167 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
3169 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
3170 bitmap.h, builtin-types.def, builtins.c, builtins.def,
3171 c-aux-info.c, c-common.c, c-common.def, c-common.h,
3172 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
3173 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
3174 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
3175 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
3176 conditions.h, config.gcc, configure.frag, configure.in,
3177 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
3178 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
3179 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
3180 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
3181 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
3182 emit-rtl.c, errors.c, errors.h, except.c, except.h,
3183 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
3184 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
3185 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
3186 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
3187 gencheck.c, gencodes.c, genconfig.c, genemit.c,
3188 genextract.c, genflags.c, gengenrtl.c, genmultilib,
3189 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
3190 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
3191 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
3192 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
3193 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
3194 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
3195 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
3196 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
3197 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
3198 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
3199 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
3200 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
3201 params.h, predict.c, predict.def, predict.h, prefix.c,
3202 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
3203 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
3204 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
3205 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
3206 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
3207 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
3208 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
3209 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
3210 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
3211 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
3212 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
3213 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
3214 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
3215 xcoffout.h: replace "GNU CC" with "GCC".
3217 2001-08-21 Richard Henderson <rth@redhat.com>
3219 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
3220 (final_scan_insn): Consider jump tables data even if we have no
3221 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
3223 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
3224 (ASM_OUTPUT_CASE_END): Remove.
3225 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
3226 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
3227 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3229 2001-08-21 Richard Henderson <rth@redhat.com>
3231 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
3232 at barrier insns. Emit stop bits before barriers.
3234 * flow.c (flow_find_cross_jump): Don't consider unconditional
3235 return insns for commoning.
3237 * final.c (compute_alignments): Fix typo.
3239 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
3240 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
3241 (store_bit_field): Use mode_for_extraction more places.
3242 (extract_bit_field): Likewise.
3244 2001-08-21 Zack Weinberg <zackw@panix.com>
3246 * caller-save.c: Don't include insn-codes.h.
3247 (reg_save_code, reg_restore_code): Make arrays of int.
3248 All uses updated to match.
3249 (insert_save, insert_restore): No need to initialize "code"
3250 variable upon declaration.
3251 * Makefile.in: update dependencies; fix typo in clean rule.
3253 2001-08-21 Richard Henderson <rth@redhat.com>
3255 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
3256 (merge_if_block): Handle fallout from same.
3258 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3260 * builtins.c (type_to_class): Fix typo in last change.
3262 2001-08-21 Richard Henderson <rth@redhat.com>
3264 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
3265 ia64_asm_output_label.
3267 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
3268 copy of gp while the real gp register contains garbage.
3270 2001-08-21 Zack Weinberg <zackw@panix.com>
3272 * expmed.c (mode_for_extraction): New function.
3273 (store_bit_field, extract_bit_field): Use it.
3274 * expr.h: Prototype it and provide an enum for its first argument.
3276 * combine.c, function.c, recog.c: Don't include insn-codes.h.
3277 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
3278 and digging through the insn_data tables.
3279 * Makefile.in: Update dependencies.
3281 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3283 * cppfiles.c (stack_include_file): line-map.c now handles include
3285 (handle_missing_handler): Similarly.
3286 (_cpp_execute_include): Similarly.
3287 (_cpp_pop_file_buffer): Similarly.
3288 * cpphash.h (struct cpp_reader): Remove system_include_depth,
3289 buffer_stack_depth and include_depth.
3290 * cpplib.c (do_include_common): line-map.c now handles include depth.
3291 (cpp_push_buffer): Similarly.
3292 (_cpp_pop_buffer): Similarly.
3293 * cppmacro.c (builtin_macro): Update.
3294 * line-map.c (init_line_maps): Set depth.
3295 (add_line_map): Increment "used" earlier. Update and use the
3297 (trace_include): Use the include depth.
3298 * line-map.h (struct line_maps): New member depth.
3300 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3302 * cppfiles.c (stack_include_file): Don't handle -H here.
3303 * cppinit.c (cpp_start_read): Set include tracing after
3304 cpp_post_options and after stacking the main file.
3305 * line-map.c (trace_include): New.
3306 (init_line_maps, add_line_map): Update.
3307 * line-map.h (struct line_maps): New member trace_includes.
3309 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3311 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
3312 * cppfiles.c (stack_include_file): Only stack a file if there
3313 is something to do. Return a boolean indicating whether a
3314 buffer was stacked or not.
3315 (_cpp_execute_include): Similarly.
3316 (_cpp_read_file): Similarly.
3317 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
3319 2001-08-21 Sam Steingold <sds@gnu.org>
3321 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
3322 (RECACHE): keep obufp_before_macroname up to date
3324 2001-08-21 Zack Weinberg <zackw@panix.com>
3326 * stmt.c: Don't include insn-codes.h.
3327 (expand_end_case): Machine specific logic moved to expr.c.
3328 No need to worry about __builtin_classify_type.
3329 (check_for_full_enumeration_handling, emit_case_nodes):
3332 * builtins.o (expand_builtin_classify_type): Split up so code
3333 can be shared with fold_builtin_classify_type.
3334 (type_to_class, fold_builtin_classify_type): New functions.
3335 (fold_builtins): Handle __builtin_classify_type.
3337 * expr.c (do_tablejump): Now static.
3338 (case_values_threshold, try_casesi, try_tablejump): New;
3339 code mostly from stmt.c (expand_end_case).
3340 (expr.h): Update prototypes.
3342 * Makefile.in (stmt.o): Update dependencies.
3344 2001-08-21 Will Cohen <wcohen@redhat.com>
3346 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
3347 declaration of variable i.
3348 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
3349 declaration of variable i.
3351 2001-08-21 Richard Henderson <rth@redhat.com>
3353 * crtstuff.c: Fix thinko last change. Move list tails to start
3354 of CRT_END section. Tidy ifdefs.
3355 (__EH_FRAME_BEGIN__): Always static for ELF.
3356 (__do_global_ctors_1): Rename from __frame_dummy.
3357 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
3358 name change; don't hide __EH_FRAME_BEGIN__.
3360 2001-08-21 Richard Henderson <rth@redhat.com>
3362 * gdbinit.in: Move break on exit after break on fancy_abort.
3364 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
3367 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3369 * cpphash.h (_cpp_push_next_buffer): New.
3370 * cppinit.c (do_includes): Remove.
3371 (push_include, free_chain, _cpp_push_next_buffer): New.
3372 (cpp_start_read): Use them to rework command line option handling.
3373 (cpp_handle_option): Combine handling of -include and -imacros.
3374 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
3375 appropriate. Always insert missing \n at EOF.
3376 * cpplib.c (start_directive): Get the directive position right.
3377 * cppmain.c (cb_file_change): Always print the first line, unless
3380 2001-08-20 Andreas Jaeger <aj@suse.de>
3382 * profile.c (compute_branch_probabilities): Remove extra new-line
3384 * flow.c (verify_flow_info): Likewise.
3386 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3388 * basic-block.h (basic_block): Add new field 'flags'.
3389 (BB_REACHABLE): Define.
3390 (expunge_block): Declare.
3391 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
3392 (EXIT_BLOCK_PTR): Ditto.
3393 (expunge_block): Remove static declaration.
3394 (cleanup_cfg): Clear bb->aux on every basic block.
3395 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
3396 computing reachability.
3397 (delete_unreachable_blocks): Delete block b if b->flags has
3400 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3402 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
3404 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3406 * sparc.c (sparc_variable_issue): Fix typo in last change.
3408 2001-08-20 Richard Henderson <rth@redhat.com>
3410 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
3412 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
3414 * pa.h (RETURN_IN_MEMORY): Improve comment.
3416 2001-08-20 Janis Johnson <janis187@us.ibm.com>
3418 * doc/invoke.texi (Profiling options): Clarify the interactions
3419 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
3421 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
3423 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
3426 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3428 * gcc.c (make_relative_prefix): Allocate a sufficiently large
3431 2001-08-20 Richard Henderson <rth@redhat.com>
3433 * final.c (end_final): Fix typo last change.
3435 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
3437 * cppinit.c (init_standard_includes): The returned buffer
3438 is already malloc-ed.
3439 * gcc.c (add_prefix): Similarly.
3440 * prefix.c (translate_name): Update to support clear buffer
3442 (update_path): Similarly. Be sure to free any newly allocated
3443 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
3445 * prefix.h (update_path): Update prototype and document.
3446 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
3447 up and update to new buffer ownership rules.
3448 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
3450 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3452 * final.c (compute_alignments): New function.
3453 (init_insn_lengths): Do not care label_align.
3454 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
3455 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
3456 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
3457 (shorted_branches): Realloc label_align array; do
3458 not call init_insn_lengths; Do not care about loop alignments.
3459 * output.h (compute_alignments): Declare.
3460 * toplev.c (rest_of_compilation): Call compute_alignments.
3461 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
3463 * predict.c (block_info_def): Add npredecesors, remove nvisited;
3464 change visited to tovisit.
3465 (propagate_freq): Use faster traversing algorithm.
3466 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
3467 to tovisit; reverse meaning.
3469 * predict.c (struct block_info_def): Remove nvisited.
3470 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3471 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3473 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
3475 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
3476 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
3477 (TARGET_FUSED_MADD): New.
3478 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
3479 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
3480 the multiply-add instructions.
3482 2001-08-19 Richard Henderson <rth@redhat.com>
3484 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
3485 is aligned to pointer size.
3487 2001-08-19 Richard Henderson <rth@redhat.com>
3489 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
3490 display markers during final schedule.
3492 2001-08-19 Richard Henderson <rth@redhat.com>
3494 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
3496 2001-08-19 Richard Henderson <rth@redhat.com>
3498 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
3500 (ASM_NAME_TO_STRING): Remove.
3501 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
3502 in the same string. Remove support for expressions.
3504 2001-08-19 Richard Henderson <rth@redhat.com>
3506 * config/i386/i386.md (tablejump): Make an expander; handle
3507 pic relative addressing here.
3508 (tablejump_1): Rename from tablejump_pic.
3511 2001-08-19 Richard Henderson <rth@redhat.com>
3513 * regclass.c (fix_register): Fix typo.
3515 2001-08-18 Richard Henderson <rth@redhat.com>
3517 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
3518 (struct _Unwind_Context): Expand br_loc to hold it.
3519 (uw_frame_state_for): Handle leaf functions better.
3520 (uw_update_reg_address): Update for br_loc change.
3522 2001-08-18 Richard Henderson <rth@redhat.com>
3524 * crtstuff.c: Move list heads before code that uses them.
3525 (__JCR_LIST__): Remove initial null.
3526 (frame_dummy, __frame_dummy): Do java registration here ...
3527 (__do_global_ctors_aux): ... not here.
3529 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
3530 (__do_global_dtors_aux): Update to match.
3531 (__JCR_LIST__, __do_jv_register_classes): New.
3533 * config/ia64/crtend.asm (__JCR_END__): New.
3534 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
3535 instead of an indirect LTOFF22 reloc.
3537 2001-08-18 Richard Henderson <rth@redhat.com>
3539 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
3540 * regclass.c (init_reg_sets_1): Fix typo.
3541 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
3542 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
3543 (ia64_compute_frame_size): Make ar.unat live when in use.
3544 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
3545 for ar.pfs; remove ar.unat handling.
3546 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
3548 (PREDICATE_CODES): Add ar_pfs_reg_operand.
3549 * config/ia64/ia64-protos.h: Update decls.
3550 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
3551 (sibcall_pic): Likewise.
3553 2001-08-18 Richard Henderson <rth@redhat.com>
3555 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
3556 pred_rel_mutex when searching for insn_group_barrier.
3557 * config/ia64/ia64.md (cycle_display): Combine the expander
3560 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
3561 bit before asm as needed.
3563 2001-08-18 Richard Henderson <rth@redhat.com>
3565 * timevar.def (TV_MACH_DEP): New.
3566 * toplev.c (rest_of_compilation): Use it.
3567 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
3569 2001-08-18 Zack Weinberg <zackw@panix.com>
3571 * unwind-dw2.c (execute_stack_op): Add default aborts to
3572 the inner switches to prevent warnings.
3574 2001-08-18 Richard Henderson <rth@redhat.com>
3576 * timevar.h (struct timevar_time_def): Change element type to float.
3577 (ticks_to_msec, clocks_to_msec): Likewise.
3578 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
3579 (get_time): Likewise.
3580 (timevar_print): Adjust zero check and printing to match.
3582 2001-08-18 Zack Weinberg <zackw@panix.com>
3584 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
3585 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
3586 Eliminate overfull or underfull hboxes.
3588 2001-08-18 Zack Weinberg <zackw@panix.com>
3590 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3592 2001-08-18 Zack Weinberg <zackw@panix.com>
3594 * haifa-sched.c: Convert to target hooks. Macros replaced
3595 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
3596 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
3597 MD_SCHED_FINISH, and HAVE_cycle_display.
3598 * target-def.h (TARGET_SCHED_ADJUST_COST,
3599 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
3600 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
3601 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
3602 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
3603 New hook #defines to be overridden.
3604 (TARGET_SCHED): Bring them all together.
3605 (TARGET_INITIALIZER): Update.
3606 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
3607 instead of 'struct rtx_def *' throughout.
3608 (struct sched): New set of hooks for the scheduler.
3609 * Makefile.in (haifa-sched.o): Depend on target.h.
3610 * doc/tm.texi: Document the new scheduler hooks, together in
3611 their own section, instead of scattered around.
3612 Fix a bunch of underfull/overfull hboxes.
3614 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
3615 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
3616 sparc.h: Don't define any of the old scheduler macros.
3618 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
3619 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
3620 sparc.c: Create hook functions from code extracted from
3621 corresponding target header, or make existing hooks static, as
3622 appropriate. Set the appropriate entries in targetm.
3624 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
3625 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
3626 rs6000-protos.h, s390-protos.h, sparc-protos.h:
3627 Remove prototypes for functions which are now static.
3629 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
3630 related gunk; the Haifa scheduler is now the only choice.
3632 2001-08-18 Zack Weinberg <zackw@panix.com>
3634 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
3635 * genopinit.c: Put floating point divide insns in sdiv_optab.
3636 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
3637 * config/gofast.h, config/c4x/c4x.h,
3638 config/ia64/hpux_longdouble.h, config/mips/mips.h,
3639 config/pa/long_double.h, config/rs6000/sysv4.h,
3640 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
3641 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
3642 (init_optabs): Use init_optabv for overflow-trapping optabs.
3643 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
3644 cmp_optab RTX codes so have_insn_for can find them.
3646 * optabs.c (expand_simple_binop, expand_simple_unop,
3647 have_insn_for, gen_sub3_insn): New interfaces.
3648 * expr.h: Prototype new functions.
3649 (enum optab_methods): Move here from optabs.h.
3651 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
3652 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
3653 Use new functions instead of working directly with optabs.
3654 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
3655 unroll.c: Don't include optabs.h.
3656 * caller-save.c, combine.c, function.c, stmt.c: Just include
3657 insn-codes.h, not optabs.h.
3658 * Makefile.in: Update dependencies.
3660 * combine.c (make_compound_operation, simplify_comparison):
3661 Fix typos testing for this or that instruction.
3663 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3665 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
3666 generating libgcc.a.
3668 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3670 * except.c (TYPE_HASH): Delete.
3672 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
3675 * tree.c (TYPE_HASH): Delete.
3677 * tree.h (TYPE_HASH): Define.
3679 2001-08-18 Graham Stott <grahams@redhat.com>
3681 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
3683 (adddi3_internal_2+2): Likewise.
3684 (eh_set_lr_di+1): Likewise.
3686 2001-08-17 Richard Henderson <rth@redhat.com>
3688 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3689 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
3690 * dwarf2asm.c: ... here.
3691 * dwarfout.c: Remove them.
3693 * varasm.c (assemble_integer): Add align parameter.
3694 (assemble_real, output_constant, output_constructor): Likewise.
3695 * output.h: Update decls.
3696 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
3697 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
3698 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
3699 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
3700 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
3703 * final.c (end_final): Abort profile block generation if we
3704 havn't layed it out properly.
3705 * output.h (assemble_eh_integer): Remove stale decl.
3706 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
3708 (assemble_integer): Handle unaligned data.
3709 (assemble_real): Abort on unaligned data.
3710 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
3712 (default_dtor_section_asm_out_destructor): Use assemble_align.
3713 (default_named_section_asm_out_constructor): Likewise.
3714 (default_ctor_section_asm_out_constructor): Likewise.
3715 * config/darwin.c (machopic_asm_out_constructor): Likewise.
3716 (machopic_asm_out_destructor): Likewise.
3717 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
3718 (nextstep_asm_out_destructor): Likewise.
3719 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
3720 (vms_asm_out_destructor): Likewise.
3722 2001-08-17 Richard Henderson <rth@redhat.com>
3724 * config/mips/iris6.h (TARGET_IRIX6): New.
3725 (current_section_name, current_section_flags): New.
3726 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
3727 (MAX_OFILE_ALIGNMENT): New.
3728 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
3729 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
3730 (copy_file_data): Split out from
3731 (mips_asm_file_end): ... here.
3732 (mips_asm_file_start): Remove extra .section directive. Use
3733 tmpfile instead of mips_make_temp_file.
3734 (mips_unique_section): Use const char * as needed for warnings.
3735 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
3736 re-add align parameter.
3737 (iris6_asm_named_section): New.
3738 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
3739 (iris6_asm_output_align, iris6_section_align_1): New.
3740 (iris6_asm_file_start, iris6_asm_file_end): New.
3741 * config/mips/mips-protos.h: Update decls.
3743 2001-08-17 Janis Johnson <janis187@us.ibm.com>
3745 * doc/install.texi (Install GCC): Add links to build status pages.
3747 (Final install): Ditto; request updates for specific info
3749 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
3751 * cpperror.c (print_location): Don't take a file name; use the
3753 (_cpp_begin_message): Similarly.
3754 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3755 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3756 (cpp_pedwarn_with_file_and_line): Remove.
3757 * cppfiles.c (stack_include_file): Update; set filename to stdin
3758 here when appropriate.
3759 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
3760 (_cpp_begin_message): Don't take a file name.
3761 * cppinit.c: Add comment.
3762 * cpplex.c: Fix end-of-directive indicator.
3763 * cpplib.c: Don't include intl.h.
3764 (run_directive, do_diagnostic): Update.
3765 (do_line): Update to not use nominal_fname.
3766 (cpp_push_buffer): Don't take a filename.
3767 * cpplib.h (struct ht): Remove.
3768 (cpp_push_buffer): Don't take a filename.
3769 (cpp_pedwarn_with_file_and_line): Remove.
3770 * cppmacro.c (struct cpp_macro): Remove file.
3771 (builtin_macro): Update.
3772 (_cpp_create_definition): Update.
3773 * cppmain.c: Correct comment.
3774 * fix-header.c (read_scan_file): Update.
3776 2001-08-17 Kazu Hirata <kazu@hxi.com>
3778 * sbitmap.c: Fix comment formatting.
3779 * sched-deps.c: Likewise.
3780 * sibcall.c: Likewise.
3781 * simplify-rtx.c: Likewise.
3783 * ssa-ccp.c: Likewise.
3784 * stor-layout.c: Likewise.
3785 * timevar.c: Likewise.
3786 * toplev.c: Likewise.
3787 * unwind-dw2.c: Likewise.
3788 * unwind-dw2-fde.c: Likewise.
3789 * varasm.c: Likewise.
3791 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3793 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
3794 or larger than an integer in memory.
3796 2001-08-17 Zack Weinberg <zackw@panix.com>
3798 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
3799 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
3800 * rtl.h: Don't forward-declare union tree_node here. Don't
3801 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
3802 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3803 and tree respectively.
3804 * tree.h: Don't forward-declare struct rtx_def here. Don't
3805 typedef tree here. Change all uses of struct rtx_def *,
3806 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3807 and tree respectively.
3809 2001-08-17 Richard Henderson <rth@redhat.com>
3811 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
3812 config/mips/openbsd.h: Fix typos last change.
3814 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3816 * doc/invoke.texi (Optimize Options): The default for
3817 -finline-limit is 600.
3819 2001-08-17 Richard Henderson <rth@redhat.com>
3821 * varasm.c (text_section): Allow TEXT_SECTION to override the
3822 printing of TEXT_SECTION_ASM_OP.
3823 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
3824 (DATA_SECTION, BSS_SECTION): Remove.
3825 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
3826 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
3827 Rename from s/_NAME//.
3828 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
3829 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
3830 (TEXT_SECTION): ... here. New.
3831 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
3832 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
3833 * config/mips/openbsd.h: Likewise.
3834 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
3835 (mips_asm_file_end): Likewise test.
3836 (mips_output_function_epilogue): Likewise. Switch back to data
3837 section after emitting the function.
3839 * doc/tm.texi (Sections): Document TEXT_SECTION.
3841 2001-08-17 Richard Henderson <rth@redhat.com>
3843 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
3844 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
3846 2001-08-17 Richard Henderson <rth@redhat.com>
3848 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
3849 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
3850 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
3851 Add aligned attribute.
3853 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
3855 * config/sh/sh.md: Add modes to unspecs in first insn to match
3856 those in the second.
3858 * Makefile.in: Fix collect2 copy for Cygwin.
3860 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3862 Install the proper patch.
3863 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3864 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3865 (expand_function_start): Likewise.
3866 * stmt.c (expand_decl): Likewise.
3867 * varasm.c (make_decl_rtx): Likewise.
3869 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3871 * final.c: Undo my previous accidental checkin.
3872 * output.h: Likewise.
3873 * tm.texi: Likewise.
3875 2001-08-16 Richard Henderson <rth@redhat.com>
3877 * varasm.c (named_section_flags): Remove align parameter.
3878 * varasm.c, dwarf2out.c: Update all callers.
3879 * output.h: Update prototypes.
3881 * target.h (target.asm_out.named_section): Remove align parameter.
3882 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
3883 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
3884 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
3885 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
3886 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
3888 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
3889 (get_named_section_flags, set_named_section_flags): New.
3890 (named_section_flags): Use them.
3891 (named_section): Do decl vs section flags check here...
3892 (default_section_type_flags): ... not here.
3893 (init_varasm_once): Create in_named_htab.
3894 (resolve_unique_section): Mark reloc unused.
3896 2001-08-16 Richard Henderson <rth@redhat.com>
3898 * varasm.c (force_const_mem): Keep pool alignment in bits.
3899 (output_constant_pool): Use assemble_align.
3901 2001-08-16 Zack Weinberg <zackw@panix.com>
3903 * doc/tm.texi: Remove extra @table command.
3905 2001-08-16 Zack Weinberg <zackw@panix.com>
3907 * final.c (shorten_branches): Clear the end of the label_align
3908 array only if we made it larger. Break up messy expressions
3911 * diagnostic.c (internal_error): Check for error recursion
3912 before doing ICE suppression.
3914 * timevar.c: Timing variables now count in milliseconds.
3915 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
3916 (get_time): Not here.
3917 (timevar_print): Don't print any timer whose user, cpu, and
3918 wall times are all zero as displayed.
3919 * timevar.h: Update comment aboout units. Make timevar
3922 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3924 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3925 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3926 (expand_function_start): Likewise.
3927 * stmt.c (expand_decl): Likewise.
3928 * varasm.c (make_decl_rtx): Likewise.
3930 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3932 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3933 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3935 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3937 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3940 2001-08-16 Andreas Jaeger <aj@suse.de>
3942 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3945 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3947 * rtl.h (only_sets_cc0_p): New prototype.
3948 * jump.c (sets_cc0_p): Handle INSN.
3949 (only_sets_cc0_p): New function.
3950 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3951 (tidy_fallthru_edge): Likewise.
3952 * integrate.c (copy_insn_list): Likewise.
3953 * unroll.c (unroll_loop): Likewise.
3954 (copy_loop_body): Likewise.
3956 2001-08-15 Jason Eckhardt <jle@redhat.com>
3958 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3960 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3962 * predict.c (struct block_info_def): Remove nvisited.
3963 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3964 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3966 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3967 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3970 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3972 * predict.def: Update hitrates.
3974 2001-08-15 Richard Henderson <rth@redhat.com>
3976 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3978 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3980 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3981 note from its associated jump.
3983 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3985 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3986 also on 64-bit s390x targets.
3988 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3990 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3992 (arm_expand_prologue): Handled nested functions which take a
3993 variable argument list.
3994 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3995 macro with an invocation of
3996 arm_compute_initial_elimination_offset.
3997 * config/arm/arm-protos.h: Prototype
3998 arm_compute_initial_elimination_offset.
4000 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4002 * doc/install.texi (Specific, avr): Fix markup.
4003 (Specific, c4x): Ditto.
4005 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4007 * predict.c (dump_prediction): Change `bool' parameter to `int'.
4009 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
4011 * Makefile.in (OBJS): Add rtl-error.o
4012 (rtl-error.o): New rule.
4013 (diagnostic.o): Adjust dependency.
4014 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
4015 error_for_asm, _fatal_insn, _fatal_insn_not_found,
4016 warning_for_asm): Move to...
4017 rtl-error.c: ...here. New file.
4019 2001-08-14 Richard Henderson <rth@redhat.com>
4021 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4022 if USING_SJLJ_EXCEPTIONS.
4024 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4026 * tlink.c (scan_linker_output): Check string for unsatisfied in
4027 addition to undefined and unresolved.
4029 2001-08-14 Graham Stott <grahams@redhat.com>
4031 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4032 EH_FRAME_SECTION_NAME.
4034 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4036 * genattrtab.c (simplify_test_exp_in_temp): New function.
4037 (simplify_test_exp): Avoid explicit use of temporary obstack.
4038 (simplify_cond, insert_right_side, evaluate_eq_attr,
4039 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4040 Use simplify_test_exp_in_temp.
4041 (optimize_attrs): Iterate until expression stabilizes.
4043 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4045 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4046 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4048 2001-08-13 Richard Henderson <rth@redhat.com>
4050 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4051 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4052 * config/arm/conix-elf.h: Likewise.
4054 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4056 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4058 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4060 * gcse.c (hash_scan_set): Expressions that are set as part of
4061 jump instructions are not available.
4063 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4065 * config/s390/s390.c (print_operand, s390_function_prologue,
4066 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4068 2001-08-13 Richard Henderson <rth@redhat.com>
4070 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4071 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4072 * doc/tm.texi (Exception Region Output): Document it.
4074 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4076 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4077 DWARF2 instead of stabs by default.
4079 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4081 * config/rs6000/rs6000.c: Include optabs.h.
4083 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4085 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4086 save/restore routines.
4087 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4089 2001-08-13 Andreas Jaeger <aj@suse.de>
4091 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4092 the english is correct.
4094 2001-08-13 Zack Weinberg <zackw@panix.com>
4096 * expr.h: Split out optab- and libfunc-related code to...
4097 * optabs.h, libfuncs.h: ... these new headers.
4099 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4101 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4103 * mkconfig.sh: Don't include insn-codes.h from config.h.
4105 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4106 enum insn_code is available. Move reload_in_optab and
4107 reload_out_optab array declarations to optabs.h.
4108 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4109 there, prototype in expr.h.
4110 * gencodes.c: Cleanup: zap global variables, don't use
4111 printf where puts will do, don't bother defining MAX_INSN_CODE
4112 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4114 * genemit.c, genopinit.c: Include optabs.h in generated file.
4115 * genoutput.c: Include insn-codes.h in generated file.
4116 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4117 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4118 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4119 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4120 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4121 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4123 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4124 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4125 config/m88k/m88k.c, config/sparc/sparc.c:
4127 * reload.c: Include expr.h and optabs.h before reload.h.
4128 * config/alpha/alpha.c: Include tree.h before reload.h.
4129 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4130 and reload.h in that order.
4131 * config/sparc/sparc.c: Include debug.h.
4132 * recog.c: Include insn-codes.h.
4134 2001-08-13 Andreas Jaeger <aj@suse.de>
4136 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4139 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4141 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4142 * gcc.c (init_spec): Fix typo in comment.
4143 * varasm.c (data_section): Fix typo in comment.
4145 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4147 * predict.c (dump_prediction): New argument "USED".
4148 (combine_predictions_for_insn): Determine the used heuristics,
4149 output the case no heuristic applied.
4150 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
4152 2001-08-13 Andreas Jaeger <aj@suse.de>
4154 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
4157 2001-08-13 Kazu Hirata <kazu@hxi.com>
4159 * jump.c: Fix formatting.
4161 2001-08-13 Kazu Hirata <kazu@hxi.com>
4163 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
4166 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
4168 * loop.c (check_dbra_loop): Use condjump_label to compute
4171 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
4172 to better document the files they're in.
4174 2001-08-12 Zack Weinberg <zackw@panix.com>
4176 * recog.h (struct insn_operand_data): Shrink 'mode' field
4179 2001-08-12 Kazu Hirata <kazu@hxi.com>
4181 * gcc.c: Fix comment formatting.
4182 * gccspec.c: Likewise.
4185 * genemit.c: Likewise.
4186 * gengenrtl.c: Likewise.
4187 * genrecog.c: Likewise.
4188 * gensupport.c: Likewise.
4189 * ggc-page.c: Likewise.
4190 * global.c: Likewise.
4191 * graph.c: Likewise.
4192 * ifcvt.c: Likewise.
4193 * integrate.c: Likewise.
4195 * libgcc2.c: Likewise.
4197 * mbchar.c: Likewise.
4198 * optabs.c: Likewise.
4199 * predict.c: Likewise.
4200 * prefix.c: Likewise.
4201 * profile.c: Likewise.
4202 * protoize.c: Likewise.
4204 * recog.c: Likewise.
4205 * regclass.c: Likewise.
4206 * regmove.c: Likewise.
4207 * reg-stack.c: Likewise.
4208 * reload1.c: Likewise.
4209 * resource.c: Likewise.
4210 * rtlanal.c: Likewise.
4213 2001-08-12 Kazu Hirata <kazu@hxi.com>
4215 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
4216 a tree representing a constant is passed to the macro.
4218 2001-08-12 Richard Henderson <rth@redhat.com>
4220 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
4221 (rs6000_elf_asm_out_destructor): New.
4222 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
4223 (DTORS_SECTION_ASM_OP): Remove.
4224 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4225 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
4227 2001-08-12 David Edelsohn <edelsohn@gnu.org>
4230 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4231 * gcc.c (set_collect_gcc_options): New function, split out from
4233 Ignore elided switches.
4234 (do_spec_1): Invoke before executing command.
4235 (set_input): Export.
4236 Move declaration ...
4237 * gcc.h (set_input): ... here.
4238 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4241 2001-08-12 Richard Henderson <rth@redhat.com>
4243 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
4244 thinko wrt TARGET_RELOCATABLE.
4246 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
4248 * fix-header.c (cb_file_change): Update prototype.
4250 2001-08-11 Zack Weinberg <zackw@panix.com>
4252 * toplev.c (set_float_handler): Make static.
4253 * toplev.h: Don't prototype set_float_handler.
4255 * simplify-rtx.c: Don't include setjmp.h.
4256 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
4258 (simplify_unary_operation, simplify_binary_operation): Use them,
4259 via do_float_handler.
4261 * fold-const.c: Don't include setjmp.h.
4262 (exact_real_inverse_1): New function.
4263 (exact_real_inverse): Use it, via do_float_handler.
4265 * varasm.c: Don't include setjmp.h.
4266 (assemble_real_1): New function.
4267 (assemble_real): Use it, via do_float_handler.
4268 Call internal_error if we get a trap here.
4270 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
4271 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
4273 2001-08-11 Zack Weinberg <zackw@panix.com>
4275 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
4276 STACK_BOUNDARY if not already defined.
4278 * calls.c, function.c, reload1.c, explow.c: Don't default
4279 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
4280 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
4282 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
4285 * doc/tm.texi: Document that STACK_BOUNDARY is required;
4286 clarify difference between it and PREFERRED_STACK_BOUNDARY.
4288 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4290 * cppmacro.c (enter_macro_context): Push macro expansions even
4293 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4295 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
4296 (rs6000_elf_section_type_flags): Actually return a value.
4298 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4300 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
4301 Clean up code: add missing comments and prototypes, fix warnings,
4302 remove obsolete code, fix spacing to conform to coding style.
4304 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4306 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
4307 and TARGET_ASM_CLOSE_PAREN.
4308 (regclass_map): CC register belongs to class NO_REGS.
4309 (legitimize_pic_address): Don't generate unnecessary moves
4310 (to avoid confusing loop optimization).
4311 (check_and_change_labels): Replace jump_long by indirect_jump.
4312 (s390_final_chunkify): Don't start a new literal pool on section
4313 switch in 64-bit code.
4314 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
4316 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
4317 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
4318 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
4320 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
4321 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
4322 (CONST_COSTS): Fixed incorrect costs.
4324 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
4325 Use emit_jump instead of emit_jump_insn (gen_jump).
4326 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
4327 (to avoid confusing flow analysis).
4328 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
4329 (casesi, casesi_jump): New.
4330 (jump_long): Removed. Functionality merged into indirect_jump.
4331 (indirect_jump): Accept address_operand, not just register_operand.
4332 (cjump_long, icjump_long): Use same logic as indirect_jump.
4333 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
4334 Fixed broken setjmp/longjmp handling.
4335 (do_builtin_setjmp_setup): Removed.
4337 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
4338 broken GNU as versions that don't accept .quad with large
4339 negative values. Use hexadecimal output instead.
4340 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
4341 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
4342 FUNCTION_EPILOGUE): Removed. Now in targetm.
4344 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
4346 * config/s390/fixdfdi.h: Add missing copyright statement.
4347 Fix type conflicts on 64-bit. Add missing SFmode routines.
4349 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
4352 2001-08-11 Richard Henderson <rth@redhat.com>
4354 * rtl.h (REG_EH_RETHROW): Remove.
4355 * rtl.c (reg_note_name): Update.
4356 * combine.c (distribute_notes): Don't check for it.
4358 2001-08-11 Richard Henderson <rth@redhat.com>
4360 * combine.c (distribute_notes): Place REG_SETJMP.
4362 2001-08-11 Richard Henderson <rth@redhat.com>
4364 * doc/extend.texi (Arrays and pointers implementation): Discourage
4365 relying on sign-extension of pointers.
4367 2001-08-11 H.J. Lu <hjl@gnu.org>
4369 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
4371 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
4372 RDATA_SECTION_ASM_OP.
4374 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4376 * doc/install.texi (Specific, c4x): Fix cross-reference to the
4377 main manual to work both for info and HTML versions.
4379 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4380 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4382 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
4383 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
4384 (struct cpp_pool): New member first.
4385 * cppinit.c (append_include_chain): Plug memory leaks.
4386 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
4387 Allocate pragma structures from the (aligned) macro pool to
4388 avoid leaking memory.
4389 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
4390 so we don't leak memory.
4391 * hashtable.c (ht_destroy): New.
4392 * hashtable.h (ht_destroy): New.
4394 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4395 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4397 * c-lex.c (map): Make const.
4398 (cb_file_change): Update for callback passing a line map.
4399 Don't assume we have a previous map. Remove sanity check
4400 about popping too many files.
4401 * cpperror.c (print_location): Make map const.
4402 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
4403 (cpp_make_system_header): Similarly.
4404 (search_from): Similarly.
4405 (_cpp_execute_include): Don't remember where we came from.
4406 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
4407 (struct cpp_reader): Make map const.
4408 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
4409 * cpplib.c (do_line): Update; line maps now hold sysp.
4410 (cpp_push_buffer): Similarly.
4411 (_cpp_do_file_change): Similarly; callback with map instead.
4412 (cpp_get_line_maps): Constify return value.
4413 (_cpp_pop_buffer): Update.
4414 * cpplib.h (struct cpp_file_change): Remove.
4415 (struct cpp_callbacks): Update.
4416 (cpp_get_line_maps): Constify return value.
4417 * cppmacro.c (_cpp_create_definition): Update.
4418 * cppmain.c (struct printer): Constify map.
4419 (maybe_print_line): Similarly.
4420 (print_line): Similarly. Deduce flags 1 and 2 here.
4421 (cb_file_change): Update.
4422 * line-map.c (free_line_maps): Warn regardless.
4423 (add_line_map): Return pointer to const. When passed NULL to_file
4424 with LC_LEAVE, use the obvious values for the return point so the
4425 caller doesn't have to figure them out.
4426 (lookup_line): Return pointer to const.
4427 (print_containing_files): Take pointer to const.
4428 * line-map.h (struct line_map): New members reason, sysp.
4429 (add_line_map): Return pointer to const.
4430 (lookup_line): Similarly.
4431 (print_containing_files): Take pointer to const.
4433 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
4434 Richard Henderson <rth@redhat.com>
4436 * regmove.c (regmove_optimize): Avoid setting a register twice in
4439 2001-08-10 Richard Henderson <rth@redhat.com>
4441 * doc/extend.texi (Arrays and pointers implementation): Document
4442 behavior of pointer/integer conversion.
4444 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4446 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
4448 2001-08-10 Richard Henderson <rth@redhat.com>
4450 * doc/extend.texi (C Implementation): New chapter.
4451 * doc/gcc.texi (Top): Link it in.
4453 2001-08-10 Andrew Cagney <ac131313@redhat.com>
4455 * doc/install.texi (Specific): Fix CVS merge botch.
4457 2001-08-10 Richard Henderson <rth@redhat.com>
4459 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
4460 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
4462 2001-08-10 Zack Weinberg <zackw@stanford.edu>
4464 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4465 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
4466 this macro is now required.
4468 * cselib.c (cselib_process_insn), flow.c (propagate_block),
4469 loop.c (find_and_verify_loops), reload.c (reload): Check
4470 for rtx code of CALL_INSN, not CALL, when deciding if we
4471 need to check for REG_SETJMP note.
4473 * gcse.c (compute_hash_table, compute_store_table): Update
4474 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
4477 * config/avr/avr.c: Fix typo.
4478 * config/convex/convex.c (expand_movstr): Use adjust_address.
4479 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
4481 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
4482 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
4484 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
4485 Do define STACK_BOUNDARY.
4486 * config/i370/i370.c: Include expr.h.
4487 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
4488 config/pa/som.h, config/v850/v850.h: Take in_ctors and
4489 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
4490 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
4491 * config/m88k/m88k.c: Include c-tree.h after expr.h.
4492 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
4493 * config/romp/romp.c: Include expr.h after tree.h.
4495 (output_fpop): Use xmalloc, not oballoc.
4496 * config/we32k/we32k.c: Include expr.h.
4498 2001-08-10 Kazu Hirata <kazu@hxi.com>
4500 * config/h8300/h8300.h: Fix formatting.
4502 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4504 * c-common.h (RETURN_NULLIFIED_P): Lose.
4505 * c-semantics.c (genrtl_return_stmt): Don't check it.
4507 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4509 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
4510 (mips_annotate_frame_insn): New function.
4511 (mips_emit_frame_related_store): New function.
4512 (save_restore_insns): Don't mark instructions that set up the base
4513 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
4514 the store instructions instead.
4515 (mips_expand_prologue): If the stack size is moved into a temporary
4516 register, do not mark that move as frame-related. Add a
4517 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
4519 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4521 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
4522 stack slot as unchanging if current_function_calls_eh_return.
4524 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4526 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
4527 access the second half of the TFmode scratch operand.
4529 2001-08-10 Anthony Green <green@redhat.com>
4531 * java/class.c (emit_register_classes): Conditionalize code on
4534 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4536 * doc/install.texi (Specific, avr): Fix cross-reference to the
4537 main manual to work both for info and HTML versions.
4539 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
4541 * stmt.c (expand_null_return_1): Remove code to generate simple returns
4542 and "use_goto" argument.
4543 (expand_null_return, expand_value_return): Update all callers.
4544 * function.c (expand_function_end): Remove code to generate simple
4546 * config/vax/vax.md (epilogue): New expander for function return.
4547 * doc/md.texi (epilogue): Remove "if defined".
4549 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4551 * Makefile.in: Partially revert my previous change:
4552 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
4553 of the hashtab.o and safe-ctype.o rules.
4555 2001-08-09 Richard Henderson <rth@redhat.com>
4557 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
4558 (USE_COLLECT2): Remove duplicate definition.
4559 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
4560 (use_collect2): Remove dead code.
4561 * configure.in (use_collect2): Remove will_use_collect2 and
4562 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
4563 * configure: Rebuild.
4565 * target.h (targetm.asm_out.constructor): New.
4566 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
4567 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
4568 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
4569 * varasm.c (in_ctors, in_dtors): New.
4570 (assemble_constructor, assemble_destructor): Remove.
4571 (default_stabs_asm_out_destructor): New.
4572 (default_named_section_asm_out_destructor): New.
4573 (dtors_section, default_dtor_section_asm_out_destructor): New.
4574 (default_stabs_asm_out_constructor): New.
4575 (default_named_section_asm_out_constructor): New.
4576 (ctors_section, default_ctor_section_asm_out_constructor): New.
4577 * output.h: Update declarations.
4578 * c-decl.c (c_expand_body): Use target hooks instead of
4579 assemble_constructor and assemble_destructor.
4580 * profile.c (output_func_start_profiler): Likewise.
4581 * objc/objc-act.c (finish_objc): Likewise.
4582 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
4583 for the constructor.
4584 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
4586 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
4587 (DTORS_SECTION_ASM_OP): Likewise.
4588 (__CTOR_LIST__): Use attribute section when possible.
4589 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
4591 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
4592 ASM_OUTPUT_CONSTRUCTOR.
4594 * config/darwin.c (machopic_asm_out_constructor): New.
4595 (machopic_asm_out_destructor): New.
4596 * config/darwin-protos.h: Update declarations.
4597 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4598 (ASM_OUTPUT_DESTRUCTOR): Remove.
4599 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4600 * config/nextstep.c (nextstep_asm_out_constructor): New.
4601 (nextstep_asm_out_destructor): New.
4602 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4603 (ASM_OUTPUT_DESTRUCTOR): Remove.
4604 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4605 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
4606 ASM_OUTPUT_*STRUCTOR.
4607 * config/i386/aix386ng.h: Likewise.
4609 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
4610 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
4611 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4612 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4613 * config/lynx.h: Likewise.
4614 * config/netware.h: Likewise.
4615 * config/psos.h: Likewise.
4616 * config/alpha/alpha-interix.h: Likewise.
4617 * config/alpha/elf.h: Likewise.
4618 * config/arc/arc.h: Likewise.
4619 * config/arm/aof.h: Likewise.
4620 * config/arm/coff.h: Likewise.
4621 * config/arm/elf.h: Likewise.
4622 * config/c4x/c4x.h: Likewise.
4623 * config/h8300/h8300.h: Likewise.
4624 * config/i386/cygwin.h: Likewise.
4625 * config/i386/djgpp.h: Likewise.
4626 * config/i386/i386-coff.h: Likewise.
4627 * config/i386/i386-interix.h: Likewise.
4628 * config/i386/sco5.h: Likewise.
4629 * config/i386/vsta.h: Likewise.
4630 * config/i386/win32.h: Likewise.
4631 * config/i960/i960-coff.h: Likewise.
4632 * config/ia64/sysv4.h: Likewise.
4633 * config/m68hc11/m68hc11.h: Likewise.
4634 * config/m68k/coff.h: Likewise.
4635 * config/m68k/mot3300.h: Likewise.
4636 * config/m88k/m88k.h: Likewise.
4637 * config/mcore/mcore-pe.h: Likewise.
4638 * config/mcore/mcore.h: Likewise.
4639 * config/mips/elf.h: Likewise.
4640 * config/mips/elf64.h: Likewise.
4641 * config/mips/iris6.h: Likewise.
4642 * config/pa/pa64-hpux.h: Likewise.
4643 * config/rs6000/sysv4.h: Likewise.
4644 * config/sh/sh.h: Likewise.
4645 * config/sparc/litecoff.h: Likewise.
4647 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
4648 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4649 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4650 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4651 (ASM_OUTPUT_DESTRUCTOR): Remove.
4652 * config/a29k/a29k.c: Move include of tree.h.
4653 * config/a29k/udi.h: Delete file.
4654 * config/alpha/alpha.c (vms_asm_out_constructor): New.
4655 (vms_asm_out_destructor): New.
4656 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
4657 (EXTRA_SECTION_FUNCTIONS): Likewise.
4658 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4659 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4660 * config/c4x/c4x.c: Move include of tree.h.
4661 * config/clipper/clipper.c (clix_asm_out_constructor): New.
4662 (clix_asm_out_destructor): New.
4663 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4664 (ASM_OUTPUT_DESTRUCTOR): Remove.
4665 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4666 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4667 (TARGET_ASM_CONSTRUCTOR): New.
4668 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
4669 (sco_asm_out_constructor): New.
4670 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
4671 * config/i386/svr3gas.h: Remove stack grows up code.
4672 Remove code duplicated from i386/sysv3.h.
4673 (TARGET_ASM_CONSTRUCTOR): New.
4674 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4675 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
4676 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4677 (TARGET_ASM_CONSTRUCTOR): New.
4678 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
4679 (m68hc11_asm_out_destructor): New.
4680 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
4681 (TARGET_ASM_DESTRUCTOR): New.
4682 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
4683 * config/m68k/dpx2.h: Properly undef all the bits inherited from
4684 config/svr3.h pertaining to section manipulation.
4685 * config/m68k/dpx2g.h: Remove #if 0 code.
4686 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
4687 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
4688 (ASM_OUTPUT_CONSTRUCTOR): Remove.
4689 (TARGET_ASM_CONSTRUCTOR): New.
4690 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
4691 (m88k_svr3_asm_out_constructor): New.
4692 (m88k_svr3_asm_out_destructor): New.
4693 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4694 (ASM_OUTPUT_DESTRUCTOR): Remove.
4695 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4696 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
4697 * config/rs6000/aix.h: Likewise.
4698 * config/mips/rtems64.h: Don't undef removed constructor related bits.
4699 * config/mips/vxworks.h: Likewise.
4700 * config/rs6000/lynx.h: Likewise.
4701 * config/sh/elf.h: Likewise.
4702 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
4703 (DTORS_SECTION_ASM_OP): New.
4704 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4705 (ASM_OUTPUT_DESTRUCTOR): Remove.
4706 * config/sparc/sol2-sld-64.h: Likewise.
4707 * config/vax/vax.c (vms_asm_out_constructor): New.
4708 (vms_asm_out_destructor): New.
4709 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4710 (ASM_OUTPUT_DESTRUCTOR): Remove.
4711 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4713 * doc/tm.texi (@node Initialization): Update.
4715 2001-08-09 Richard Henderson <rth@redhat.com>
4717 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
4718 (__do_global_dtors_aux): Use gp-relative static data to avoid
4719 one dynamic relocation.
4720 (__do_frame_setup): Register Java classes.
4721 * config/alpha/crtend.asm (__JCR_END__): New.
4723 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4725 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
4726 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
4727 (GEN, STAGESTUFF): Add new files.
4728 (insn-constants.h, s-constants, tm-preds.h, s-preds,
4729 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
4730 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
4731 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
4732 as well as insn-codes.h and insn-flags.h in config.h; and no
4733 extra headers in tconfig.h and hconfig.h.
4735 * gencodes.c: Eliminate code to generate predicate declarations
4736 or #defines for md-file constants.
4737 * genconstants.c, genpreds.c: New files.
4739 * i386.md: Re-order guard expressions such that TARGET_64BIT
4740 comes first, when this permits better optimization. Add
4741 TARGET_64BIT to more x86-64 patterns. Add comment explaining
4742 why this is desirable.
4744 2001-08-09 Jakub Jelinek <jakub@redhat.com>
4746 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
4747 (find_fde_for_dso): Remove.
4748 (_Unwind_IteratePhdrCallback): New.
4749 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
4750 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
4752 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4754 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
4755 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
4757 2001-08-09 Graham Stott <grahams@redhat.com>
4759 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
4760 (vis_no_unit): Use it.
4761 (visualize_no_unit): Add the insn only if room exists.
4763 2001-08-09 Graham Stott <grahams@redhat.com>
4765 * predict.c (estimate_probability): Replace magic numbers with
4766 appropriate enumeration.
4768 2001-08-09 Graham Stott <grahams@redhat.com>
4770 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
4772 (EXTRACT_FLAGS): Likewise.
4774 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
4776 * config/mips/mips.c (mips_legitimate_address_p): Check for
4777 CONST_INT in last patch.
4779 2001-08-08 Anthony Green <green@redhat.com>
4781 * java/class.c (emit_register_classes): Use assemble_jcr if
4782 possible. Keep the original mechanism as a fallback.
4783 * defaults.h (JCR_SECTION_NAME): Define if we have named section
4784 and weak symbol support.
4785 * crtstuff.c (__JCR_LIST__): Define.
4786 (__JCR_END__): Define.
4787 (_Jv_RegiserClasses): Define weak symbol if possible.
4788 (__do_global_ctors_aux): Register classes for ELF targets with
4789 weak symbol support.
4791 2001-08-08 Kazu Hirata <kazu@hxi.com>
4793 * dbxout.c: Fix comment formatting.
4794 * dependence.c: Likewise.
4796 * diagnostic.c: Likewise.
4797 * dominance.c: Likewise.
4798 * doprint.c: Likewise.
4799 * dwarf2out.c: Likewise.
4800 * dwarfout.c: Likewise.
4801 * emit-rtl.c: Likewise.
4802 * except.c: Likewise.
4803 * explow.c: Likewise.
4804 * expmed.c: Likewise.
4807 * fold-const.c: Likewise.
4808 * function.c: Likewise.
4810 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4812 * global.c (retry_global_alloc): Avoid shadowing allocno.
4814 2001-08-08 Mark Mitchell <mark@codesourcery.com>
4816 * except.c (remove_fixup_regions): Fix typo.
4818 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
4820 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
4821 unsigned HOST_WIDE_INT to avoid warning.
4822 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
4823 * flow.c (set_block_for_new_insns): Likewise.
4825 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
4827 * sibcall.c (return_value_pseudo): New static variable.
4828 (skip_copy_to_return_value): Handle return_value_pseudo.
4829 (call_ends_block_p): Ensure that return_value_pseudo is set.
4830 (optimize_sibling_and_tail_recursive_call): Discover the
4831 load of pseudo return value in alternate exit block.
4833 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4835 * calls.c (ECF_ALWAYS_RETURN): New constant.
4836 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
4837 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
4838 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
4839 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
4840 * rtl.c (reg_note_name): New name.
4841 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
4843 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
4845 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
4847 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4849 * alias.c (get_alias_set): Return a previously calculated
4850 alias set for a VAR_DECL.
4851 * function.c (gen_mem_addressof): Calculate the alias set before
4854 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
4856 * predict.def: Set hitrates according our experimental run.
4858 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4860 * i386.h (HARD_REGNO_RENAME_OK): New macro.
4862 2001-08-08 H.J. Lu <hjl@gnu.org>
4864 * config/mips/mips.c (mips_unique_section): New. Copied from
4867 * config/mips/mips-protos.h (mips_unique_section): New
4870 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
4872 * config/mips/little.h: New. Generic little endian mips
4873 targets. Only mips*-*-linux* is converted to use it so far.
4875 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
4876 (WCHAR_TYPE): Defined
4877 (WCHAR_TYPE_SIZE): Likewise.
4878 (INIT_SUBTARGET_OPTABS): Likewise.
4879 (BSS_SECTION_ASM_OP): Likewise.
4880 (SBSS_SECTION_ASM_OP): Likewise.
4881 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
4882 (ASM_DECLARE_OBJECT_NAME): Likewise.
4883 (UNIQUE_SECTION): Likewise.
4884 (EXTRA_SECTIONS): Likewise.
4885 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4886 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4887 (ASM_OUTPUT_DEF): Likewise.
4888 (HANDLE_SYSV_PRAGMA): Removed.
4889 (NO_IMPLICIT_EXTERN_C): Likewise.
4890 (TARGET_MEM_FUNCTIONS): Likewise.
4891 (STARTFILE_SPEC): Likewise.
4892 (ENDFILE_SPEC): Likewise.
4893 (LIB_SPEC): Likewise.
4894 (INVOKE__main): Likewise.
4895 (CTOR_LIST_BEGIN): Likewise.
4896 (CTOR_LIST_END): Likewise.
4897 (DTOR_LIST_BEGIN): Likewise.
4898 (DTOR_LIST_END): Likewise.
4899 (SET_ASM_OP): Likewise.
4900 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4901 (ASM_OUTPUT_DEF): Likewise.
4902 (ASM_OUTPUT_IDENT): Likewise.
4904 * config/mips/mips.h (ASM_SPEC): Undefine before define.
4905 (CPLUSPLUS_CPP_SPEC): Likewise.
4906 (ASM_APP_ON) Redefine only if not defined.
4907 (ASM_APP_OFF): Likewise.
4908 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4909 (ASM_OUTPUT_IDENT): Likewise.
4911 * config.gcc: Update tm_file for Linux/mips.
4913 2001-08-08 Bernd Schmidt <bernds@redhat.com>
4915 * cselib.c (cselib_record_sets): If insn is predicated, turn
4916 sources into IF_THEN_ELSEs.
4918 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
4919 Turn into define_insn_and_split.
4921 * sched-deps.c: Include "cselib.h".
4922 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
4923 Use cselib to turn memory addresses into VALUEs.
4924 (sched_analyze): Call cselib_init/cselib_finish if necessary.
4925 * sched-int.h (struct sched_info): New member USE_CSELIB.
4926 * sched-ebb.c (ebb_sched_info): Initialize it.
4927 * sched-rgn.c (rgn_sched_info): Likewise.
4928 * Makefile.in (sched-deps.o): Update dependencies.
4930 * cselib.h (cselib_subst_to_values): Declare.
4931 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4932 that have no value and autoincs to be handled by generating a new
4935 2001-08-08 Graham Stott <grahams@redhat.com>
4937 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4938 within fixed length SEQUENCE.
4940 2001-08-08 Graham Stott <grahams@redhat.com>
4942 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4943 (diagnostic_prefixing_rule): Likewise.
4944 (diagnostic_line_cutoff): Likewise.
4945 (diagnostic_kind_count): Likewise.
4947 2001-08-08 Graham Stott <grahams@redhat.com>
4949 * alias.c (find_base_decl): Delete redundent assignment.
4951 2001-08-08 Graham Stott <grahams@redhat.com>
4953 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4954 (abs): Uppercase and paranthesize macro parameter.
4955 (MEM_DEPENDENCY): Add whitespace.
4957 2001-08-08 Graham Stott <grahams@redhat.com>
4959 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4960 failure check for CONST_INT
4962 2001-08-08 Graham Stott <grahams@redhat.com>
4964 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4965 (libcall_dead_p): Likewise.
4967 (mark_used_regs): Constify fmt.
4968 (find_use_as_address): Likewise.
4970 2001-08-08 Graham Stott <grahams@redhat.com>
4972 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4975 2001-08-08 Graham Stott <grahams@redhat.com>
4977 * combine.c (combine_simplify_rtx): Update comment and
4978 remove erroneous test.
4980 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4982 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4983 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4984 take care to avoid multiple no-newline at EOF warnings in that
4987 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4989 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4990 (emit_library_call_value_1): Likewise.
4991 (emit_call_1): Emit REG_SETJMP note.
4992 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4994 * cselib.c (cselib_process_insn): Likewise.
4995 * flow.c (propagate_block): Likewise.
4996 * loop.c (find_and_verify_loops): Likewise.
4997 * reload.c (find_equiv_regs): Likewise.
4998 * reload1.c (reload): Likewise.
4999 * resource.c (mark_referenced_resources,
5000 mark_set_resources): Likewise.
5001 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
5002 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
5003 * haifa-sched.c (unlink_other_notes): Likewise.
5004 (reemit_notes): Likewise.
5005 * sched-ebb.c (sched_ebb): Likewise.
5006 * sched-rgc.c (sched_region): Likewise.
5007 * rtl.c (note_insn_name): Likewise.
5008 (reg_note_name): Add REG_SETJMP
5009 * rtl.h (reg_note): Add REG_SETJMP.
5010 (insn_note): Remove NOTE_INSN_SETJMP.
5012 * profile.c (branch_prob): Add fake edges for setjmp.
5014 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
5016 * config.gcc: Quote target_cpu_default2 correctly for
5017 powerpc*-*-* targets.
5019 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5021 * cpplib.h, line-map.h: Update comments.
5022 * cppmain.c (printer_init): Move inline.
5023 (maybe_print_line, print_line): Take a map pointer.
5024 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5025 (cb_file_change): Don't use prior value of print.map.
5027 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5029 * doc/install.texi: Document fine-grained multilib configuration.
5031 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5033 * rtlanal.c (find_first_parameter_load): Call note_stores
5034 only on the instructions.
5036 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5038 * alias.c (nonlocal_mentioned_p):
5039 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5040 * calls.c (emit_call_1): Likewise.
5041 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5042 * cselib.c (cselib_process_insn): Likewise.
5043 * df.c (df_insns_modify): Likewise.
5044 * flow.c (need_fake_edge_p): Likewise.
5045 (propagate_one_insn): Likewise.
5046 * haifa-sched.c (reemit_notes): Likewise.
5047 * integrate.c (copy_insn_list): Likewise.
5048 * jump.c (delete_prior_computation): Likewise.
5049 * local-alloc.c (validate_equiv_mem): Likewise.
5050 * loop.c (scan_loop): Likewise.
5051 * predict.c (estimate_probability): Likewise.
5052 * reload.c (reload): Likewise.
5053 * sched-deps (sched_analyze): Likewise.
5054 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5055 * gcse.c (compute_hash_table): Likewise.
5056 (mark_call): Likewise.
5057 (store_killed_in_insn): Likewise.
5059 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5061 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5063 2001-08-06 Richard Henderson <rth@redhat.com>
5065 * varasm.c (assemble_gc_entry): Remove.
5066 * output.h: Likewise.
5068 2001-08-06 Richard Henderson <rth@redhat.com>
5070 * varasm.c (assemble_constructor): Take a symbol_ref and a
5071 priority instead of a bare string. Move priority handling
5072 here from cp/decl2.c.
5073 * output.h: Update decls.
5075 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5076 and assemble_destructor.
5077 * profile.c (output_func_start_profiler): Likewise.
5078 * objc/objc-act.c (finish_objc): Likewise.
5079 (build_module_descriptor): Return the symbol not the symbol name.
5081 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5083 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5084 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5085 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5086 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5087 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5088 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5090 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5092 * cpperror.c (print_containing_files): Moved to line-map.c.
5093 (print_location): line-map.c handles re-listing or otherwise.
5094 * cpphash.h (struct lexer_state): Remove next_bol.
5095 (struct cpp_buffer): Remove include_stack_listed.
5096 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5097 Remove faked buffer handling.
5098 (_cpp_do_file_change): Tweak.
5099 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5100 * cppmain.c (struct printer): Remove filename.
5101 (print_line, cb_file_change): Update accordingly.
5102 * line-map.c: Include intl.h.
5103 (init_line_maps): Initialize last_listed.
5104 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5105 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5106 (print_containing_files): New.
5107 * line-map.h (struct line_maps): New member last_listed.
5108 (print_containing_files, INCLUDED_FROM): New.
5109 * Makefile.in: Update.
5110 * po/POTFILES.in: Add line-map.c.
5112 2001-08-06 Richard Henderson <rth@redhat.com>
5114 * except.c (convert_from_eh_region_ranges_1): Never mark
5115 USE or CLOBBER insns as throwing.
5117 * expr.c (store_constructor): Don't clobber memory targets.
5119 2001-08-06 Andreas Jaeger <aj@suse.de>
5121 * profile.c (branch_prob): Remove unused variable insn.
5123 * Makefile.in (local-alloc.o): Add dependency on except.h.
5125 * local-alloc.c: Include except.h for can_throw_internal prototype.
5127 2001-08-06 Richard Henderson <rth@redhat.com>
5129 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5130 * function.c (expand_main_function): Implement it.
5131 * doc/tm.texi: Document it.
5133 2001-08-06 Stan Shebs <shebs@apple.com>
5135 * doc/install.texi: Document powerpc-*-darwin* details.
5137 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5139 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5140 (ASM_CPU_SPEC): Move back to rs6000.h
5141 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5143 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5145 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5148 * config/rs6000/linux64.h: Ditto.
5150 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5151 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
5154 Remove accidently readded definitions of FUNCTION_PROLOGUE,
5155 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
5157 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5160 2001-08-05 Richard Henderson <rth@redhat.com>
5162 * local-alloc.c (update_equiv_regs): Do not move insns that
5165 2001-08-05 Jan Hubicka <jh@suse.cz>
5167 * Makefile.in (reload1.o): Add dedendancy on except.h
5168 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
5170 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
5171 indicating wehther edges has been cleaned up.
5172 * reload1.c: Inlucde except.h
5173 (fixup_abnormal_edges): Accept deleted insns.
5174 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
5177 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5179 * cpplib.c (do_line): Correct line number after pop_buffer.
5181 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5183 PR preprocessor/3824
5184 * line-map.c: Update comments.
5185 * line-map.h: Update comments.
5186 * tradcif.y: Don't consider large numbers unsigned.
5188 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5190 PR preprocessor/3081
5191 * c-lex.c (map): New.
5192 (cb_file_change): Update map and use it.
5193 (cb_def_pragma, cb_define, cb_undef): Use map and line.
5194 (c_lex): Update to use map.
5195 * cpperror.c (print_location): Move to using logical line numbers.
5196 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
5197 (cpp_make_system_header): Similarly.
5198 (_cpp_execute_include): Stop line numbering hacks. Store the
5199 line we will return to.
5200 * cpphash.h (CPP_BUF_LINE): Remove.
5201 (struct cpp_buffer): Remove lineno and pseudo_newlines.
5202 Add map and return_to_line.
5203 (_cpp_do_file_change): Update.
5204 * cppinit.c (cpp_start_read): Update line kludge.
5205 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
5206 (trigraph_ok): Use logical line numbers for diagnostics.
5207 (skip_block_comment): Likewise.
5208 (skip_whitespace): Likewise.
5209 (skip_line_comment): Use pfile->line instead.
5210 (_cpp_lex_token): Update to use logical line numbering exclusively.
5211 Handle BOL locally. Accept new lines in directives, but keep
5212 pfile->line decremented. Diagnostics use logical lines. Update
5214 * cpplib.c (SEEN_EOL): New.
5215 (skip_rest_of_line, check_eol): Use it.
5216 (end_directive): Increase line number when accepting the newline
5217 at the end of a directive.
5218 (run_directive): Simplify.
5219 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
5220 (_cpp_do_file_change): Update to take buffer line number as an
5221 argument, and store the current map in the cpp_reader. Remove
5222 line number kludges.
5223 (_cpp_do__Pragma): Restore output position after a _Pragma.
5224 (cpp_push_buffer): Don't set output line or lineno.
5225 (_cpp_pop_buffer): Transfer more info from a faked buffer.
5226 Remove line kludge. Set output_line.
5227 * cppmacro.c (builtin_macro): Update handling of __LINE__.
5228 (parse_arg): Use logical lines.
5229 (save_lookahead_token): Save EOFs too now.
5230 * cppmain.c (struct printer): Fix comments.
5231 (printer_init): Simplify, let caller do errors.
5232 (scan_translation_unit, check_multiline_token, dump_macro): Update.
5233 (maybe_print_line): Simplify.
5234 (print_line): Don't print a linemarker if -P.
5235 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
5236 (cb_file_change): Simplify.
5237 * line-map.h (LAST_SOURCE_LINE): Fix.
5238 (CURRENT_LINE_MAP): New.
5240 2001-08-05 Bernd Schmidt <bernds@redhat.com>
5242 * doloop.c (doloop_modify_runtime): Properly compute number of
5243 iterations if loop was unrolled.
5245 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
5246 if their CSELIB_VAL_PTRs are.
5248 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
5249 (setup_spill_pointers): Initialize it.
5250 (spill_restore_mem): Set it.
5251 (do_spill, do_restore): Use it to add REG_INC note.
5252 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
5254 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
5255 asms if other insns are available.
5257 * config/ia64/ia64.c (condop_operator): New predicate.
5258 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
5259 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
5262 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
5263 temporary register than directly using a MEM.
5265 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5267 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
5268 parameter in last change.
5270 2001-08-04 Zack Weinberg <zackw@panix.com>
5272 * sparc.md: Don't use #if inside C test expression.
5274 2001-08-04 Richard Henderson <rth@redhat.com>
5276 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
5278 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
5280 * cpphash.h (struct cpp_reader): New member directive_line.
5281 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
5282 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
5283 do_pragma): Pass line to callbacks.
5284 (start_directive): Record line of directive.
5285 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
5286 cb_include): Similarly.
5287 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
5290 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5292 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
5295 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5297 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
5299 * reload1.c (fixup_abnormal_edges): New static function.
5302 * flow.c (need_fake_edge_p): New function.
5303 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
5304 avoid call insn to be very last insn in the insn stream.
5306 * profile.c (branch_prob): Call flow_call_edges_add instead of
5307 doing that by hand; cleanup cfg to re-merge basic blocks once
5310 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5312 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
5313 are also on line-map.h.
5314 * cppfiles.c (stack_include_file): Update.
5315 * cpphash.h (struct cpp_buffer): New member return_at_eof.
5316 (_cpp_pop_buffer): New.
5317 * cppinit.c (cpp_destroy, cpp_finish): Update.
5318 (do_includes): Mark each buffer to return at EOF.
5319 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
5320 return as requested.
5321 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
5322 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
5323 * cpplib.h (cpp_pop_buffer): Remove.
5324 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
5325 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
5327 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
5329 (do_preprocessing): Update.
5330 * fix-header.c (read_scan_file): Update. No need to pop buffers.
5331 * c-parse.in (_yylex): Similarly.
5332 * scan-decls.c (scan_decls): Similarly.
5333 * line-map.h: Update comments.
5335 * objc/Make-lang.in (objc-act.o): Update dependencies.
5337 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5339 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
5340 and soft register for operand 0.
5341 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
5343 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5345 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
5346 register for operand 0.
5347 ("bitcmpqi_z_used"): Allow memory for operand 0.
5348 (split "bitcmpqi"): New split to handle address reg as operand 1.
5350 2001-08-04 Andreas Jaeger <aj@suse.de>
5352 * gcse.c: Revert Daniel's last patch.
5354 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5356 * sparc-protos.h: Add prototypes for fp_zero_operand and
5358 * sh-protos.h: Add prototype for fpul_operand.
5360 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5362 * doc/extend.texi (Other Builtins): Fix typo in last change.
5364 2001-08-03 Richard Henderson <rth@redhat.com>
5366 * target.h (gcc_target): Add asm_out.named_section,
5367 section_type_flags, have_named_sections.
5368 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
5369 (TARGET_HAVE_NAMED_SECTIONS): New.
5370 (TARGET_SECTION_TYPE_FLAGS): New.
5372 * Makefile.in (toplev.o): Depend on TARGET_H.
5373 (varasm.o, dbxout.o): Likewise.
5374 * c-common.c (decl_attributes): Check targetm.have_named_sections
5375 instead of ifdef ASM_OUTPUT_SECTION_NAME.
5376 * dbxout.c (dbxout_function_decl): Likewise.
5377 (dbxout_function_end): Likewise.
5378 * toplev.c (compile_file): Likewise.
5379 * varasm.c (exception_section): Likewise.
5380 * cp/decl2.c (finish_objects): Likewise.
5382 * defaults.h (EH_FRAME_SECTION): Remove.
5383 (EH_FRAME_SECTION_ASM_OP): Remove.
5384 (EH_FRAME_SECTION_NAME): New.
5385 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
5386 (UNIQUE_SECTION_P): Remove.
5387 * dwarf2out.c (SECTION_FORMAT): Remove.
5388 (ASM_OUTPUT_SECTION): Remove.
5389 (output_call_frame_info): Use named_section_flags.
5390 (output_comp_unit, dwarf2out_start_source_file): Likewise.
5391 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
5392 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
5393 * varasm.c (in_eh_frame, eh_frame_section): Remove.
5394 (named_section_flags): New.
5395 (named_section): Use it and targetm.section_type_flags.
5396 (resolve_unique_section): New.
5397 (assemble_start_function): Use it.
5398 (asm_emit_uninitialised, assemble_variable): Likewise.
5399 (default_section_type_flags): New.
5400 (default_no_named_section, default_elf_asm_named_section): New.
5401 (default_coff_asm_named_section, default_pe_asm_named_section): New.
5402 * output.h: Update varasm.c decls.
5403 (SECTION_*): New flags.
5405 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
5406 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
5408 * config/elfos.h (UNIQUE_SECTION_P): Remove.
5409 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
5410 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
5411 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5412 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
5413 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
5414 * config/mips/elf.h, config/mips/elf64.h: Likewise.
5415 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
5416 * config/pa/pa64-hpux.h,
5418 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
5419 (TARGET_ASM_NAMED_SECTION): New.
5420 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
5421 * config/alpha/vms.h, config/arm/coff.h: Likewise.
5422 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
5423 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
5424 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
5425 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
5426 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5427 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
5428 * config/i386/sco5.h, config/i386/win32.h: Likewise.
5429 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
5430 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
5431 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
5432 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
5433 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
5434 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
5435 * config/sparc/sysv4.h: Likewise.
5437 * config/nextstep.h: Error until named sections implemented.
5439 * config/a29k/a29k.c (a29k_asm_named_section): New.
5440 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
5441 (vms_section_type_flags, vms_asm_named_section): New.
5442 * config/arm/arm.c (arm_elf_asm_named_section): New.
5443 * config/avr/avr.c (asm_output_section_name): Remove.
5444 * config/avr/avr-protos.h: Update.
5445 * config/c4x/c4x.c (c4x_asm_named_section): New.
5446 * config/h8300/h8300.c (h8300_asm_named_section): New.
5447 * config/i386/i386.c (sco_asm_named_section): New.
5448 * config/i386/winnt.c (SECTION_PE_SHARED): New.
5449 (i386_pe_section_type_flags): New.
5450 (i386_pe_asm_named_section): New.
5451 * config/i386/i386-protos.h: Update.
5452 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
5453 * config/mcore/mcore.c (mcore_asm_named_section): New.
5454 * config/mips/mips.c (iris6_asm_named_section): New.
5455 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
5456 instead of UNIQUE_SECTION_P.
5457 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
5458 (xcoff_asm_named_section): New.
5459 * config/sh/sh.c (sh_asm_named_section): New.
5460 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
5462 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
5463 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
5464 (EH_FRAME_SECTION_NAME): New.
5465 (EXCEPTION_SECTION): New.
5466 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
5467 (DEBUG_*_SECTION): Remove.
5468 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
5469 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
5470 (EH_FRAME_SECTION_ASM_OP): Remove.
5472 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
5473 (ASM_OUTPUT_SECTION_NAME): Remove.
5474 (TARGET_ASM_NAMED_SECTION): New.
5475 (TARGET_HAVE_NAMED_SECTIONS): New.
5476 (TARGET_SECTION_TYPE_FLAGS): New.
5477 (EH_FRAME_SECTION_ASM_OP): Remove.
5478 (EH_FRAME_SECTION_NAME): New.
5480 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5482 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
5483 for complex expressions when cfun == 0.
5484 * doc/extend.texi: Document that __builtin_constant_p can be
5485 used in data initializers as well as functions.
5487 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
5489 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
5490 variable I locally, instead of expecting a declaration in the
5493 2001-08-03 Richard Henderson <rth@redhat.com>
5495 * except.c (collect_one_action_chain): Add an explicit cleanup
5496 action if regions surrounding a catch were encoded entirely
5497 within the call-site entry.
5499 2001-08-03 Richard Henderson <rth@redhat.com>
5501 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
5502 don't take REGNO of a non-register.
5504 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5506 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
5507 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
5508 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
5509 (__gthread_mutex_init_function): New function for mutex initialization.
5511 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5513 * Makefile.in: Revert screwed up commit.
5515 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5517 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
5518 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
5519 merged by linker script to get a final _exit().
5520 (__do_global_dtors): New for destructor handling in specific exit
5522 (__do_global_ctors): New for constructors in specific install section.
5523 (__map_data_section): Map data sections before running constructors.
5524 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
5525 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
5526 (DTORS_SECTION_ASM_OP): Likewise.
5527 (CTORS_SECTION_FUNCTION): Define to force a reference to
5529 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
5531 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5533 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
5535 * Makefile.in: Add df.h to gcse.c dependencies.
5537 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5539 * varasm.c (output_constant_def_contents): Use for the length of a
5540 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
5541 depending on which is larger.
5543 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5545 * gcse.c: Include df.h for use as a dataflow analyzer.
5547 Declaration of reg_set_info: gone.
5548 New df_analyzer variable used by store motion.
5549 (reg_set_info): Deleted.
5550 (mark_mem_regs): New function, analyze regs used by a mem.
5551 (store_ops_ok): Use dataflow analyzer results to determine if
5552 necessary regs are changed in the block.
5553 (find_moveable_store): Remove check for symbol ref, we can handle
5554 much more complex expressions now.
5555 (compute_store_table): Remove most of the code, it's unnecessary
5556 now that the dataflow analyzer records the info for us.
5557 (store_killed_after): Add parameter to say whether to do the
5558 store_ops_okay test, used to speed up testing when we already know
5559 the answer, and just want to know if the store itself was killed.
5560 (build_store_vector): Largely rewritten to calculate the various
5561 vectors properly, and somewhat optimized.
5562 (store_motion): Init the df_analyzer, get REG_DEF chains.
5563 Also handle trapping expressions (since mems almost always trap)
5564 (simple_mem): Redefine what a simple mem is.
5566 2001-08-03 DJ Delorie <dj@redhat.com>
5568 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
5569 set from a constant part of the condition.
5571 2001-08-01 Andrew Cagney <ac131313@redhat.com>
5573 * mkdeps.c (deps_add_default_target): Make local variable
5574 ``start'' a const char pointer.
5575 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
5577 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5579 * doc/install.texi (Configuration): Fix markup.
5580 (Specific, i?86-*-udk): Likewise.
5581 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
5583 Document --enable-threads and --enable-libgcj status.
5584 (Specific, mips-sgi-irix*): Canonicalize triples.
5585 (Specific, mips-sgi-irix5): Warn about problems with this config.
5586 Mention required GNU as patch.
5587 Native assembler problems are fixed.
5588 (Specific, mips-sgi-irix6): Update O32 ABI support status.
5589 Document --enable-threads and --enable-libgcj status.
5591 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5593 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
5596 2001-08-03 Richard Henderson <rth@redhat.com>
5598 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
5601 2001-08-03 Richard Henderson <rth@redhat.com>
5603 * rtlanal.c (find_first_parameter_load): Stop if we
5604 reach a CODE_LABEL at BOUNDARY.
5606 2001-08-03 Richard Henderson <rth@redhat.com>
5608 * config/alpha/alpha.md (force_movdi): New insn.
5609 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
5610 Tweek FRP marking of VMS prologue insns.
5611 * config/alpha/vms.h (EPILOGUE_USES): New.
5613 2001-08-02 Richard Henderson <rth@redhat.com>
5615 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
5617 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5619 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
5620 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
5621 config/convex/convex.h, config/d30v/d30v.c,
5622 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5623 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
5624 config/mips/mips.h, config/mn10200/mn10200.h,
5625 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
5626 config/v850/v850.h, config/vax/openbsd.h,
5627 config/vax/openbsd1.h, config/vax/ultrix.h,
5628 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
5629 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
5630 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
5631 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
5632 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
5633 in comments and documentation.
5635 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5639 * Makefile.in (line-map.o): New.
5640 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
5641 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
5642 * cpperror.c (print_containing_files): Similarly.
5643 (print_location): Update. Don't output a space before _Pragma.
5644 * cppfiles.c (stack_include_file): Set to line 1 immediately.
5645 (stack_include_filee, cpp_make_system_header): Update.
5646 (_cpp_execute_include): Get logical line number right for calling
5647 as-yet-unterminated #include.
5648 * cpphash.h (struct cpp_reader): Add line_maps.
5649 (_cpp_do_file_change): Update.
5650 * cppinit.c (cpp_create_reader): Initialize line maps.
5651 (cpp_destroy): Destroy line maps.
5652 (cpp_start_read): Get logical line number right.
5653 * cpplex.c (parse_string): Only warn once for multi-line strings.
5654 Use boolean variable for null warning.
5655 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
5657 (do_include_common): End the directive early.
5658 (do_line): Don't warn about out-of-range lines in preprocessed
5659 source. Update. Remove unused variables.
5660 (_cpp_do_file_change): Update for new line mapping.
5661 (pragma_cb): New typedef.
5662 (cpp_register_pragma): Stop looking ahead before calling the
5664 (do_pragma_system_header): End directive early.
5665 (cpp_get_line_maps): New.
5666 (cpp_pop_buffer): Fudge logical line. Update.
5667 * cpplib.h: Include line-map.h
5668 (enum cpp_fc_reason): Remove.
5669 (struct cpp_file_change): Update.
5670 (cpp_get_line_maps): New.
5671 * cppmain.c (struct_printer): New member map.
5672 (cb_file_change): Update for new mappings.
5673 * fix-header.c (cb_file_change): Similarly.
5675 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5677 * Makefile.in (libgcc.mk): Define mkinstalldirs.
5678 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
5680 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5682 * config/vax/vax.c: include expr.h.
5684 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5686 * Makefile.in ($(srcdir)/configure): Only rebuild in
5688 ($(srcdir)/config.in): Only define in maintainer mode.
5689 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
5691 2001-08-02 David Edelsohn <edelsohn@gnu.org>
5693 * doc/install.texi (Install GCC: Binaries): Update Bull info.
5695 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5697 * gcc.c (set_collect_gcc_options): New function, split out from
5699 Ignore elided switches.
5700 (do_spec_1): Invoke before executing command.
5701 (set_input): Export.
5702 Move declaration ...
5703 * gcc.h (set_input): ... here.
5704 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5707 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
5710 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
5712 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
5714 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
5716 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
5717 for the unnamed instructions it expands to.
5719 2001-08-02 Richard Henderson <rth@redhat.com>
5721 * regclass.c (call_really_used_regs): Conditionally define.
5722 (init_reg_sets_1): Don't use it if not defined.
5723 (fix_register): Similarly, don't set it.
5725 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5727 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
5728 Correct comment that had been missed in the previous change.
5730 2001-08-01 Stan Shebs <shebs@apple.com>
5732 * config/darwin.c (machopic_stub_name): Try matching by name.
5733 (update_stubs): New function.
5734 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
5737 2001-08-01 Richard Henderson <rth@redhat.com>
5739 * except.c (output_function_exception_table): Use assemble_align.
5740 * varasm.c (assemble_eh_label): Remove.
5741 (assemble_eh_align, assemble_eh_integer): Remove.
5743 2001-08-01 Robert Lipe <robertl@caldera.com>
5745 * dwarfout.c: Remove reference to README.DWARF.
5747 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
5749 * regclass.c (call_really_used_regs): New array for registers which
5750 are actually used by a call.
5751 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
5753 (fix_register): Set call_really_used too.
5754 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
5755 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
5757 2001-08-01 Richard Henderson <rth@redhat.com>
5759 * read-rtl.c (read_name): Consider \r whitespace.
5761 2001-07-11 Andrew Cagney <ac131313@redhat.com>
5763 * config.gcc: Recognize powerpc-*-netbsd*.
5765 * doc/install.texi (Host/target specific installation notes for
5766 GCC): Mention powerpc-*-netbsd*.
5768 * config/rs6000/netbsd.h: New file.
5769 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
5770 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
5771 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
5772 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
5773 (TARGET_VERSION): Redefine.
5775 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
5776 mcall-netbsd as a match for mcall-sysv.
5777 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
5778 (ncrti.S, ncrtn.S): New targets.
5779 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
5781 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
5782 "netbsd' as a V4 ABI.
5783 (ASM_SPEC): Check for -mcall-netbsd.
5784 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
5785 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
5786 (LIB_SPEC, ENDFILE_SPEC): Ditto.
5787 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
5788 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
5789 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
5790 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
5792 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
5793 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
5795 2001-08-01 Mark Kettenis <kettenis@gnu.org>
5797 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
5798 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
5799 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
5800 including "unwind-pe.h".
5802 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5804 * rs6000.md (define_splits): Kill unused constraints.
5806 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
5807 Jan Hubicka <jh@suse.cz>
5809 * function.c (thread_prologue_and_epilogue_insns): Kill code
5810 dealing with non-existent CFG.
5812 2001-08-01 Kazu Hirata <kazu@hxi.com>
5814 * alias.c: Fix comment formatting.
5815 * bitmap.c: Likewise.
5816 * builtins.c: Likewise.
5817 * calls.c: Likewise.
5818 * c-common.c: Likewise.
5819 * c-decl.c: Likewise.
5820 * c-dump.c: Likewise.
5821 * c-lex.c: Likewise.
5822 * collect2.c: Likewise.
5823 * combine.c: Likewise.
5824 * conflict.c: Likewise.
5825 * cppfiles.c: Likewise.
5826 * cppinit.c: Likewise.
5827 * cpplex.c: Likewise.
5828 * cpplib.c: Likewise.
5829 * cppmacro.c: Likewise.
5830 * cppspec.c: Likewise.
5831 * c-pragma.c: Likewise.
5832 * crtstuff.c: Likewise.
5834 * cselib.c: Likewise.
5835 * c-semantics.c: Likewise.
5836 * c-typeck.c: Likewise.
5838 2001-08-01 H.J. Lu <hjl@gnu.org>
5840 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
5842 2001-08-01 H.J. Lu <hjl@gnu.org>
5844 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
5846 2001-08-01 Ziemowit Laski <zlaski@apple.com>
5848 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
5849 contextualizing Objective-C class name lookup by the lexer.
5850 (typespec_reserved_nonattr): Disable ObjC class name lookup after
5852 (protocoldef): Add support for forward @protocol declarations.
5853 (yylexname): Suppress ObjC class name lookup in certain contexts;
5854 re-enable after lookup is complete.
5855 (_yylex): Re-enable ObjC class name lookup when certain
5856 punctuation marks are seen.
5858 * objc/objc-act.c (check_protocol_recursively): New function used
5859 for finding circular dependencies in protocols.
5860 (objc_declare_protocols): New function for handling forward
5861 @protocol declarations.
5862 (receiver_is_class_object): Detect the case when 'self' is used
5863 inside of a class method.
5864 (build_message_expr): Issue a warning if class method is desired
5865 but instance method is found instead.
5866 (conforms_to_protocol): Streamline.
5867 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
5868 protocol Foo, even if 'Bar foo' does not.
5869 (check_protocols): Streamline.
5870 (start_protocol): Add checks for circular and duplicate protocol
5872 (encode_aggregate_within): For typedefs of structs, encode the
5874 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
5875 (objc_declare_protocols): New prototype.
5877 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5879 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
5880 * cpplex.c (handle_newline): Update prototype. Maintain logical
5882 (skip_escaped_newlines, skip_block_comment, parse_string):
5884 (_cpp_lex_token): Update, and store token position within the token.
5885 * cpplib.h (struct cpp_token): Add line and column entries.
5886 * cppmacro.c (replace_args): Position stringified tokens correctly.
5888 2001-08-01 Andreas Jaeger <aj@suse.de>
5890 * basic-block.h: Add prototype for last_loop_beg_note.
5892 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
5894 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
5895 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
5897 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
5898 while handling WITH_CLEANUP_EXPR node. Use second operand calling
5899 expand_decl_cleanup.
5900 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
5902 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
5903 operand while calling simple_cst_equal.
5904 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
5905 operand is the cleanup expression, the third is the RTL_EXPR.
5906 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
5908 2001-07-31 Jeff Sturm <jsturm@one-point.com>
5910 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
5912 2001-07-31 matthew green <mrg@eterna.com.au>
5914 * config.gcc (i386-*-netbsdelf): New description.
5915 * config/i386/netbsd-elf.h: New file.
5917 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
5919 * loop.c (check_dbra_loop): Use single_set to compute
5922 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
5924 PowerPC reorg and support for powerpc64-*-linux*.
5926 Also fixes emitting of constants on 32 bit and 64 bit
5929 * config.gcc: powerpc64-*-linux* is a new target.
5930 Things that needed aix.h now also include xcoff.h
5932 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5934 Move AIX specific stuff into aix.h.
5935 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5936 with more than just XCOFF now.
5937 (SET_ASM_OP): Remove, now defined where needed.
5938 (FUNCTION_PROLOGUE): New macro definition.
5939 (FUNCTION_EPILOGUE): New macro definition.
5940 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5942 * config/rs6000/xcoff.h: New file.
5944 * config/rs6000/linux64.h: New file.
5946 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5948 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5950 * rs6000.c (print_operand_address): Handle ELF syntax.
5951 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5952 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5953 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5955 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5957 * rs6000.c (rs6000_override_options): Only disable
5958 flag_function_sections for XCOFF.
5959 (exact_log2_cint_operand): New predicate.
5960 (reg_or_{add,sub}_cint64_operand): New predicates.
5961 (add_operand): Compare CONST_INT with fewer function calls.
5962 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5963 (print_operand, case 'p'): Ensure positive operand.
5964 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5965 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5966 (PREDICATE_CODES): Add new predicates.
5967 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5968 (divsi3, modsi3): Ensure positive power-of-2.
5969 (adddi3): Use new predicate. Split 32-bit constants more
5970 correctly. Re-arrange splitter to handle any constant.
5971 (subdi3): Use new predicate.
5972 (divdi3, moddi3): Ensure positive power-of-2.
5973 (movdi): Use rs6000_emit_set_const.
5974 (load_toc_v4_pic_di): Delete.
5976 2001-07-31 Graham Stott <grahams@redhat.com>
5978 * function.c (pad_below): Revert 2001-07-26 patch.
5980 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5982 * reg-stack (convert_regs_1): Fix best edge condition.
5984 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5986 * jump.c (duplicate_loop_exit_test): Better test for jumps
5987 entering the loop; create loop pre_header.
5989 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5991 * doc/install.texi: Add s390 and s390x as new targets.
5992 * doc/invoke.texi: Add documantation of S/390 and zSeries
5994 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5996 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5998 * config/m68k/m68k.md: Replace all general_operand with
5999 nonimmediate_operand for all destinations.
6000 * config/m68k/m68k.c (not_sp_operand): Likewise.
6002 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
6004 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
6006 2001-07-30 Richard Henderson <rth@redhat.com>
6008 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
6009 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
6011 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
6013 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
6014 Add missing doc strings
6015 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
6016 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
6018 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6020 * i386.c (ix86_output_main_function_alignment_hack): New function.
6021 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6023 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6024 edges by EDGE_DFS_BACK flag.
6025 (dump_edge_info): Add dfs_back flag.
6026 * basic-block.h (EDGE_DFS_BACK): New constant.
6027 (mark_dfs_back_edges): Declare.
6028 * alias.c (loop_p): Remove.
6029 (mark_constant_function): Use mark_dfs_back_edges.
6031 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6032 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6033 (compensate_edge): Break out from ...
6034 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6035 (convert_regs_2): Set block_done once block is really done;
6036 Do updating of the predecesors counts.
6038 * toplev.c (rest_of_compilation): Recompute block_for_insn
6039 before post-reload cfg_cleanup.
6040 * function.c (thread_prologue_epilogue_insns):
6041 Call set_block_for_new_insns when emitting prologue directly.
6043 2001-07-30 Andreas Jaeger <aj@suse.de>
6045 * jump.c: Add prototype for mark_modified_reg.
6047 * cse.c (set_live_p): Add unused attribute.
6049 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6051 (scan_for_source_files): Use long for count to avoid overflow.
6052 (output_data): Likewise.
6053 (output_data): Don't use string concatatenation to silence gcc
6056 * predict.c: Fix typos and grammar.
6058 * gcse.c (insert_insn_end_bb): Remove unused variables.
6060 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6062 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6063 (attempt_auto_inc): LIkewise.
6064 (mark_used_reg): Likewise.
6065 (try_pre_increment_1): Likewise.
6066 * regclass.c (regclass): Likewise.
6067 * global.c (allocno_compare): Update comment; change scaling factor.
6068 * local-alloc.c (QTY_CMP_PRI): Likewise.
6069 * regs.h (REG_FREQ_FROM_BB): New.
6070 (REG_FREQ_MAX): Likewise.
6072 2001-07-30 H.J. Lu <hjl@gnu.org>
6074 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6077 2001-07-30 H.J. Lu (hjl@gnu.org)
6079 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6080 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6081 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6083 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6085 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6086 as -mthumb-interwork when -mcpu=arm7 is specified.
6088 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6090 * predict.def (noreturn, loop branch, loop exit): Mark as first
6093 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6095 * combine.c (try_combine): Avoid barrier after noop jumps.
6097 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6099 * cpphash.h (struct cpp_reader): Remove import_warning.
6100 * cpplib.c (skip_rest_of_line): Don't bother turning off
6102 (parse_include): Move include handling to...
6103 (do_include_common): ... here. Move import warning from...
6104 (do_import): ... here.
6105 (do_pragma_poison): Don't do a callback for poison identifiers.
6106 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6107 * cppmain.c (setup_callbacks): Similarly.
6109 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6111 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6112 handle multiple sets.
6113 * except.c (sjlj_mark_call_sites): .... here.
6114 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6116 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6118 Suggested by Richard Henderson and Richard Kenner:
6119 * combine.c (recog_for_combine): Use the fake recog
6120 only if instruction does not match.
6121 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6122 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6124 * combine.c (try_combine): Discover noop jump as direct jump.
6126 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6128 * df.c (df_rd_global_compute): Add successors to worklist, not
6130 (df_ru_global_compute): Ditto.
6132 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6134 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6135 increment REG_N_SETS.
6137 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6139 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6141 * sbitmap.c (sbitmap_a_xor_b): New function.
6142 ifdef the basic block stuff on IN_GCC.
6144 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6146 * cppexp.c (parse_defined): Always record the macro name.
6147 (lex): Don't worry about identifiers, or special-case
6149 (_cpp_parse_expr): Figure out at the end of the routine
6150 whether we saw a valid !defined() expression.
6151 * cppfiles.c (stack_include_file): Update for mi_valid.
6152 (_cpp_pop_file_buffer): Similarly.
6153 * cpplex.c (_cpp_lex_token): Similarly.
6154 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
6155 mi_if_not_defined, mi_lexed): Remove.
6157 * cpplib.c (do_if): Simplify.
6158 (do_endif, push_conditional, _cpp_handle_directive): Update
6159 for renaming of mi_state to mi_valid.
6161 * cpp.texi: Add index entries for digraphs, and add comment
6162 that C++ refers to them as alternative tokens.
6164 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6166 * basic-block.h (CLEANUP_PRE_LOOP): New.
6167 * except.c (finish_eh_generation): Update call of cleanup_cfg.
6168 * sibcall.c (optimize_sibling_calls): Likewise.
6169 * toplev.c (rest_of_compilation): Likewise.
6170 * flow.c (try_forward_edges): Take argument MODE;
6171 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
6172 (try_optimize_cfg): Update call of try_forward_edges.
6174 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6175 Jan Hubicka <jh@suse.cz>
6177 * (validate_replace_rtx_1): Fix simplification of MINUS.
6179 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
6181 PR preprocessor/3669
6182 * cppinit.c (init_dependency_output): Turn off dump requests
6183 if sending dependencies to stdout.
6185 2001-07-28 Richard Henderson <rth@redhat.com>
6187 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
6190 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
6192 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
6194 2001-07-28 Kazu Hirata <kazu@hxi.com>
6196 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
6197 is VAR_DECL first to prevent an ICE.
6199 2001-07-28 Richard Henderson <rth@redhat.com>
6201 * varasm.c (immed_real_const_1): Don't elide special cases for
6203 (clear_const_double_mem): Clear const_tiny_rtx too.
6205 2001-07-28 Richard Henderson <rth@redhat.com>
6207 * dwarf2out.c (dw_val_class_offset): New.
6208 (struct dw_ranges_struct, dw_ranges_ref): New.
6209 (ranges_table, ranges_table_allocated): New.
6210 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
6211 (add_AT_offset, add_ranges, output_ranges): New.
6212 (print_die, output_die): Handle dw_val_class_offset.
6213 (attr_checksum, size_of_die, value_format): Likewise.
6214 (gen_lexical_block_die): Handle non-contiguous blocks.
6215 (gen_block_die): Likewise.
6216 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
6217 if needed. Dump the ranges table.
6218 * final.c (final_start_function): Remove unnecessary notes and
6219 rebuild the block tree before numbering the blocks.
6220 * function.c (reorder_blocks_0): Walk the existing block tree
6221 to unmark all blocks.
6222 (reorder_blocks_1): Create block fragments when duplicate block
6224 (reorder_fix_fragments): New.
6225 (reorder_blocks): Call it.
6226 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
6228 2001-07-28 Richard Henderson <rth@redhat.com>
6230 * emit-rtl.c (adjust_address): Make a copy of the memory address.
6232 2001-07-28 Richard Henderson <rth@redhat.com>
6234 * flow.c (add_to_mem_set_list): New function.
6235 (init_propagate_block_info): Use it.
6236 (mark_set_1): Likewise.
6237 (insn_dead_p): Canonicalize memory address for dead store
6238 comparison. Allow wider mode stores to kill narrower mode stores.
6239 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
6240 (invalidate_mems_from_set): Don't handle MEMs.
6242 2001-07-28 Kazu Hirata <kazu@hxi.com>
6244 * config/h8300/h8300.h: Fix formatting.
6246 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6248 * basic-block.h (EDGE_FREQUENCY): New macro.
6249 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
6251 * flow.c (find_sub_basic_blocks): Likewise.
6252 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
6253 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
6255 * predict.c (DEF_PREDICTOR): New argument FLAGS.
6256 (HITRATE): New macro.
6257 (PRED_FLAG_FIRST_MATCH): New constant.
6258 (predictor_info): New field flgags.
6259 (combine_predictions_for_insn): Use DS theory to combine
6260 probabilities; set the edge probabilities when finished.
6261 (estimate_probability): Avoid duplicated matches
6262 of LOOP_BRANCH heuristics for nested loops; update comment.
6263 * predict.def: Add flags for each prediction, set probabilities
6264 according to B&L paper.
6265 * predict.h (DEF_PREDICTOR): New argument FLAGS.
6267 * profile.c (compute_branch_probabilities): Cleanup way the edge
6268 probabilities are computed and REG_BR_PROB notes are dropped; if
6269 values does not match, emit error.
6270 (init_branch_prob): Do error instead of warning when profile driven
6271 feedback is missing or corrupt.
6273 2001-07-27 DJ Delorie <dj@redhat.com>
6275 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
6276 against a constant, try to adjust the compare to have the desired
6277 constant in it so that min/max optimizations happen more often.
6279 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6281 * flow.c (last_loop_beg_note): New function.
6282 (redirect_edge_and_branch): Use it.
6283 (split_edge): Likewise.
6285 * alias.c (loop_p): Avoid uninitialized memory access.
6287 * flow.c (try_forward_edges): Avoid accessing freed memory.
6289 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
6292 2001-07-26 Andrew Haley <aph@redhat.com>
6293 Joern Rennecke <amylaar@redhat.com>
6295 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
6296 (SUBTARGET_CPP_ENDIAN_SPEC): New.
6297 (SUBTARGET_CPP_SPEC): New.
6299 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
6300 (SUBTARGET_CPP_PTR_SPEC): New.
6301 (CPP_DEFAULT_CPU_SPEC): New.
6302 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
6303 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6304 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
6305 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6306 (SUBTARGET_CPP_SPEC): Define as an empty string.
6308 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6310 * doc/install.texi (Configuration): Properly link the host
6311 specific instructions also when generating HTML.
6313 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
6315 * flow.c (redirect_edge_and_branch_force): Test
6316 target->global_live_at_start.
6318 2001-07-26 Richard Henderson <rth@redhat.com>
6320 * simplify-rtx.c (avoid_constant_pool_reference): Export.
6321 * rtl.h (avoid_constant_pool_reference): Declare it.
6322 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
6323 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
6325 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6327 * rtl.h (cleanup_barriers): Declare.
6328 * jump.c (cleanup_barriers): New function.
6329 * toplev.c (rest_of_compilation): Call cleanup_barriers
6330 before loop optimizer and after bb_reorder.
6332 * flow.c (back_edge_of_syntactic_loop_p): New.
6333 (split_edge): Use it.
6335 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6337 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
6339 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
6341 * cse.c (cse_process_notes): Replace any registers if the address
6344 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
6346 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
6347 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
6348 (propagate_block): Update prototype.
6349 * flow.c (update_life_info): Simplify the CFG and
6350 recalculate the global regs which are alive when
6351 removing dead code during a global update.
6352 (propagate_block): Return non-zero if an INSN is
6355 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6357 * Makefile.in (LIBICONV): Define.
6359 2001-07-26 Catherine Moore <clm@redhat.com>
6361 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
6362 of conditional to avoid tree checking errors.
6364 2001-07-26 Kazu Hirata <kazu@hxi.com>
6366 * regmove.c (regmove_optimize): Don't replace a reg with
6367 another reg of a different mode.
6369 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
6371 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
6372 limit length of dependancy flush list.
6373 * params.h (MAX_PENDING_LIST_LENGTH): Define.
6374 * sched-int.h (struct deps): Add pending_flush_length field.
6375 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
6376 has 1 element in it.
6377 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
6378 (sched_analyze): After a jump, if the pending memory flush list is too
6379 large, flush the pending lists.
6380 (init_deps): Initialize pending_flush_length to 0.
6381 * doc/invoke.texi (max_pending_list_length): Document parameter.
6383 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
6385 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
6386 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
6387 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
6389 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6391 * cpphash.h (struct_lexer_state): Delete was_skipping.
6392 Move skipping here from struct cpp_reader.
6393 * cpplex.c (parse_identifier): Update.
6394 (_cpp_lex_token): Don't skip tokens in a directive.
6395 * cpplib.c (struct if_stack): Update.
6396 (start_directive, end_directive): Don't change skipping state.
6397 (_cpp_handle_directive): Update.
6398 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
6399 (do_else, do_endif): Update; only check for excess tokens if not
6400 in a skipped conditional block.
6401 (push_conditional): Update for new struct if_stack.
6403 2001-07-26 Graham Stott <grahams@redhat.com>
6405 * function.c (locate_and_pad_parm): Also pad initial offset
6406 so that the total argument size also includes the padding.
6408 2001-07-26 Graham Stott <grahams@redhat.com>
6410 * gensupport.c (alter_output_for_insn): Correct enable checking failure
6411 change XSTR to XTMPL.
6413 (process_one_cond_exec): Likewise
6415 2001-07-25 Richard Henderson <rth@redhat.com>
6417 * varasm.c (assemble_variable): Create DECL_RTL before setting
6420 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
6422 * predict.c (estimate_probability): Avoid duplicated predictions.
6424 * loop.c (find_and_verify_loops): Grok multiple barriers.
6426 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6428 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
6430 * dbxout.c: Consistently use putc instead of fputc.
6431 (print_wide_int): New function; call instead of direct fprintf.
6432 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
6433 (dbxout_type_fields, dbxout_type_method_1): Likewise.
6434 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
6435 (print_int_cst_octal): Likewise.
6436 (print_octal): Show we wrote characters.
6437 (dbxout_type): Set have_used_extensions in more places.
6439 2001-07-25 Catherine Moore <clm@redhat.com>
6441 * config/v850/v850.c (v850_va_arg): Use addr
6442 instead of valist to build incr.
6444 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
6446 * flow.c (delete_dead_jumptables): New function.
6447 (life_analyzis): Call it.
6448 * bb-reorder.c (skip_insns_after_block): Handle contradictory
6451 2001-07-25 Richard Henderson <rth@redhat.com>
6453 * except.c (reachable_handlers): Handle a region being removed
6454 out from under a RESX.
6456 2001-07-25 Richard Henderson <rth@redhat.com>
6458 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
6459 swap GE/GT if it is an fp comparison.
6461 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
6463 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
6466 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
6468 * ssa.c (rename_insn_1): Do not wrap an assignment to a
6469 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
6472 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
6474 (visit_expression): When attempting to simplify an expression,
6475 retrieve any modes for arguments before they are simplified
6478 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6479 Janis Johnson <janis@us.ibm.com>
6481 * stmt.c (expand_goto): A nonlocal goto can be a call too.
6482 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
6483 pointer parameters to match documented usage of nonlocal_goto.
6484 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
6485 parameters to their correct order.
6486 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
6487 parameters to their correct order.
6489 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6491 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
6493 2001-07-25 Jan Hubicka <jh@suse.cz>
6494 Richard Henderson <rth@redhat.com>
6496 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
6498 (make_edges): New argument update_p; populate the edge cache if set.
6499 (find_basic_blocks): Update make_edges invocation.
6501 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6503 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
6505 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6507 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
6508 -Acpu and -Amachine.h.
6509 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
6510 Corrected header to say ELF not a.out.
6511 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
6512 when given -msoft-float.
6514 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6516 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
6517 extra multilib parts like arm-elf.
6518 (i960-*-coff*, i960-*-rtems): Should not use collect2.
6519 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
6520 crtfini.o as extra multilib parts.
6522 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6524 * configure.in: Add rtems as a supported thread model.
6525 * gthr-rtems.h: Add missing entry point __gthread_active_p.
6526 * configure: Rebuilt.
6528 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
6530 * stor-layout.c (get_mode_alignment): make it work when
6531 BITS_PER_UNIT is not a power of two.
6532 * builtins.c (get_pointer_alignment): Likewise.
6534 2001-07-24 Richard Henderson <rth@redhat.com>
6536 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
6537 the retrieved constant into the expected mode.
6539 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6541 * flow.c (try_simplify_condjump): Avoid duplicated edges.
6542 (verify_flow_info): Check for duplicated edges; clarify
6545 * flow.c (block_label): Update basic_block_for_insn.
6546 (commit_edge_insertions): Call compute_bb_for_insn.
6548 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
6551 * flow.c (redirect_edge_and_branch,
6552 try_optimize_cfg): Use redirect_edge_succ_nodup
6553 (redirect_edge_succ_nodup): New.
6554 * basic_block.h (redirect_edge_succ_nodup): Declare.
6556 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
6559 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6561 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
6562 (try_crossjump_to_edge): Update commetns.
6563 (try_crossjump_bb): Likewise.
6565 2001-07-24 Richard Henderson <rth@redhat.com>
6567 * combine.c (distribute_notes): Move set of need_refresh
6568 for noop_move_p down to catch all cases.
6570 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
6572 * recog.c (split_all_insns_noflow): New.
6573 * rtl.h (split_all_insns_noflow): Declare.
6574 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
6575 * m68hc11.c (m68hc11_reorg): Likewise.
6576 * sh.c (machine_dependent_reorg): Likewise.
6577 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
6580 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6582 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
6583 (ashlsi3_n splitter): Likewise.
6584 (lshrsi3_n splitter): Likewise.
6586 (GOTaddr2picreg): Make const SImode.
6587 (sym_label2reg): Likewise.
6588 (symGOT2reg): Likewise.
6589 (symGOTOFF2reg) Likewise.
6591 (casesi_worker_0): Make unspec SImode.
6593 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6595 * config/sh/sh.c (barrier_align): Check that an operand really is
6596 an insn before extracting its INSN_CODE.
6598 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
6600 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
6603 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
6604 for SImode to prevent overflow.
6606 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6608 * config/mips/irix6-libc-compat.c: New file.
6609 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
6610 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
6613 2001-07-24 lars brinkhoff <lars@nocrew.org>
6615 * rtl.texi (REG_POINTER): Document.
6616 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
6617 QFmode, HFmode, TQFmode, QCmode, and HCmode.
6619 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6621 * flow.c (delete_noop_moves): Do not confuse libcall regions.
6623 2001-07-23 Richard Henderson <rth@redhat.com>
6625 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
6627 2001-07-23 Kazu Hirata <kazu@hxi.com>
6629 * config/h8300/h8300-protos.h: Add a prototype for
6630 general_operand_dst_push.
6631 * config/h8300/h8300.c (general_operand_dst_push): New.
6632 * config/h8300/h8300.h (OK_FOR_T): New.
6633 (EXTRA_CONSTRAINT): Use it.
6634 * config/h8300/h8300.md (movqi_push): Remove and integrate into
6635 the existing movqi pattern.
6636 (movhi_push): Likewise.
6638 * reload.c: Fix comment typos.
6640 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6642 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
6644 2001-07-23 H.J. Lu (hjl@gnu.org)
6646 * doc/extend.texi: Update __builtin_return_address and
6647 __builtin_frame_address.
6649 2001-07-23 Richard Henderson <rth@redhat.com>
6651 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
6653 * config/i386/i386.md: New setcc+movzbl peephole2.
6655 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6657 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
6658 * objc/objc-act.c: Include debug.h.
6659 (synth_module_prologue): Save and restore debug hooks too.
6661 2001-07-23 lars brinkhoff <lars@nocrew.org>
6663 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
6664 and C4X_FLOAT_FORMAT.
6665 (BOOL_TYPE_SIZE): Document.
6667 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
6669 * unroll.c (loop_iterations): Fix miscalculation of initial
6672 2001-07-13 Andrew Haley <aph@redhat.com>
6674 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
6675 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
6676 * config/sh/sh.c (sh_can_redirect_branch): New function.
6677 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
6678 * reorg.c (steal_delay_list_from_target): Use
6679 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
6681 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6683 * flow.c (try_simplify_condjump): Unlink insn chain on
6684 fallthru edge; use can_fallthru.
6686 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
6688 * basic-block.h (find_sub_basic_block): Declare.
6689 * flow.c (make_edges): New arguments MIN and MAX;
6690 (find_sub_basic_blocks): Revamp to use make_edges
6691 and purge_dead_edges.
6692 (find_basic_blocks): Update call of find_sub_basic_block.
6694 * recog.c (split_all_insns): Always expect CFG to be consistent;
6695 call find_sub_basic_blocks in case something has changed.
6696 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
6699 * basic-block.h (delete_noop_moves): Declare.
6700 * combine.c (combine_instructions): Call it.
6701 (recog_for_combine): Tolerate noop moves
6702 (distribute_notes): Force refresh when register dies at noop move.
6703 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
6705 (life_analysis): Update delete_noop_moves call.
6706 (set_noop_p): Move too ...
6707 * rtlanal.c (noop_move_p): ... here.
6708 * rtl.h (noop_move_p): Declare.
6710 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
6711 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
6713 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
6714 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
6716 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
6718 * reload.c (push_reload): Fix typo in comment.
6719 (find_reloads_address): Ditto.
6720 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
6722 2001-07-22 Richard Henderson <rth@redhat.com>
6724 * flow.c: Grammar check and clarify a lot of comments.
6725 (try_simplify_condjump): Rename variables to be clearer.
6726 (try_forward_edges): Skip complex and fallthru edges.
6727 Rearrange tests to avoid duplicate checks.
6728 (flow_find_cross_jump): Likewise.
6729 (outgoing_edges_match): Allow match if neither branch has
6730 probability data. Loosen probability match to 5%.
6731 (try_crossjump_to_edge): Hoist repeated indirection into
6733 (try_crossjump_bb): Don't check complex edges. Eliminate
6734 redundant crossjump tests.
6735 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
6736 checks before more expensive checks.
6738 2001-07-22 Richard Henderson <rth@redhat.com>
6740 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
6741 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
6744 2001-07-22 Richard Henderson <rth@redhat.com>
6746 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
6747 (const_sint32_operand): Likewise.
6748 * m68k.md (anon mulsi pattern): Use const_int_operand not
6749 const_sint32_operand.
6750 (umulsi3_highpart): Zero extend a constant input.
6751 (smulsi3_highpart): Don't bother checking SImode constant.
6752 (const_umulsi3_highpart): Give op3 DImode.
6753 (const_smulsi3_highpart): Likewise.
6755 2001-07-22 Richard Henderson <rth@redhat.com>
6757 * flow.c (split_block): Make sure bb_note is included in the
6758 new block when splitting before a label.
6760 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6762 * basic-block.h (redirect_edge_and_branch_force,
6763 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
6764 * flow.c (redirect_edge_and_branch_force,
6765 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
6766 (redirect_edge_and_branch_force): Fix copying of lifeness information.
6767 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
6768 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
6769 instead of label; update CFG after transformation.
6770 (find_if_case_1): Update call, use redirect_edge_and_branch_force
6771 for finishing the transformation; handle even case where ELSE
6772 does not follow THEN.
6773 (find_if_case_2): Update call of dead_or_predictable; simplify
6776 * emit-rtl.c (split_branch_probability): New global variable.
6777 (try_split): Take care to set split_branch_probability and
6778 create REG_BR_PROB note for new jump insns.
6779 * md.texi (define_split): Document new feature.
6781 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
6783 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6785 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
6786 (asm_out_file): Remove redundant declaration.
6787 (assemble_asm): Remove old #if 0 block.
6788 (assemble_variable): Remove end of function; debug output is
6789 now handled with global_decl. Remove old #if 0 block. Update.
6790 Remove saved_in_section and associated no-op code.
6791 * Makefile.in (varasm.o): Correct dependencies.
6793 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
6795 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6796 the definition in defaults.h.
6798 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
6800 * jump.c: Update comments.
6801 (delete_barrier_successors, delete_unreferenced_labels,
6802 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
6803 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
6804 jump_optimize, jump_optimize_minimal): Kill.
6805 (rebuild_jump_labels): Move code from jump_optimize_1.
6806 (purge_line_number_notes): Likewise.
6807 (copy_loop_headers): Likewise.
6808 * reg-stack.c: Update comment.
6810 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
6811 JUMP_AFTER_REGSCAN): Kill.
6812 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
6813 purge_line_number_notes and copy_loop_headers.
6815 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6816 Richard Henderson <rth@redhat.com>
6818 * dbxout.c (dbxout_global_decl): New.
6819 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6820 * sdbout.c (sdbout_finish): New.
6821 (sdbout_debug_hooks): Use it, add comments.
6822 (sdbout_global_decl): Defer initialised public vars to
6824 * varasm.c (assemble_variable): Don't output debug information
6825 for file-scope variables.
6827 2001-07-22 Richard Henderson <rth@redhat.com>
6829 * config/alpha/alpha.c (get_trap_mode_suffix): New.
6830 (get_round_mode_suffix): New.
6831 (print_operand): Use them for [/]. Remove support for [&'`()+].
6832 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
6833 * config/alpha/alpha.md (attr round_suffix): New.
6834 (attr trap_suffix): New.
6835 (all insns): Set them appropriately. Use %/ instead of the
6838 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6840 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
6842 2001-07-22 Richard Henderson <rth@redhat.com>
6844 * regrename.c (regrename_optimize): Compute nregs for each
6845 potential target register.
6847 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
6848 Richard Henderson <rth@redhat.com>
6850 * dbxout.c (dbxout_global_decl): New.
6851 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6852 * sdbout.c (sdbout_finish): New.
6853 (sdbout_debug_hooks): Use it, add comments.
6854 (sdbout_global_decl): Defer initialised public vars to
6856 * varasm.c (assemble_variable): Don't output debug information
6857 for file-scope variables.
6859 2001-07-21 H.J. Lu (hjl@gnu.org)
6861 * config/mips/mips.c (mips_cpu): Moved into ...
6862 (override_options): Here.
6864 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
6866 (mips_cpu): Removed.
6868 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6870 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
6871 ("iorqi3"): Likewise.
6872 ("xorqi3"): Likewise.
6873 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
6874 ("*subhi3_sp): Likewise.
6875 ("*subhi3"): Likewise.
6876 ("extendhisi2"): Accept D, X and Y as source operand to avoid
6879 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
6881 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
6882 * config/freebsd.h: Likewise.
6883 * config/linux.h: Likewise.
6884 * config/openbsd.h: Likewise.
6885 * config/alpha/linux-elf.h: Likewise.
6886 * config/arm/linux-elf.h: Likewise.
6887 * config/d30v/d30v.h: Likewise.
6888 * config/fr30/fr30.h: Likewise.
6889 * config/ia64/aix.h: Likewise.
6890 * config/ia64/ia64.h: Likewise.
6891 * config/mips/linux.h: Likewise.
6892 * config/pj/pj.h: Likewise.
6893 * config/rs6000/linux.h: Likewise.
6894 * config/sparc/linux.h: Likewise.
6895 * config/sparc/linux64.h: Likewise.
6897 2001-07-20 Bruce Korb <bkorb@gnu.org>
6899 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
6900 because getc() and char* may disagree on signedness.
6902 2001-07-20 Richard Henderson <rth@redhat.com>
6904 * doc/rtl.texi (REG_DEAD): Update for current semantics.
6906 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
6907 insns to delete in the presence of cc0 in a jump insn.
6909 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6910 Jan Hubicka <jh@suse.cz>
6912 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
6913 of doing the change by hand.
6915 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6917 * rtlanal.c (set_noop_p): Return true for noop jumps.
6919 * expr.c (emit_single_push_insn): Add call to push expander.
6920 * expr.h (optab_index): Add OTI_push
6921 (push_optab): New constant.
6922 * genopinit.c (optabs): Add push_optab.
6923 * optabs.c (init_optab): Init push optab.
6924 * md.texi (push??1): Document
6926 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6928 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6929 expand to emit the pattern; put a REG_INC note for push/pop
6931 ("movdf", "movdf_internal"): Likewise.
6932 ("movsi", "movsi_internal"): Likewise.
6933 ("movsf", "movsf_internal"): Likewise.
6934 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6936 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6938 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6941 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6943 * params.def: Change default max inline insns to 100.
6945 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6947 * combine.c (combine_simplify_rtx): Generate a new shift operation
6948 when simplifying the first operand of a (neg (ashift)) expression.
6950 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6952 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6954 2001-07-20 Kelley Cook <kelley.cook@home.com>
6956 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6957 information. Move rest into ...
6958 (*-*-solaris): ... here. Eliminate redundant information and
6959 reword necessary packages section. Delete 4.x assembler bug info.
6960 (sparc-sun-*): Merge into ...
6961 (sparc-sun-sunos*): here.
6963 2001-07-20 Catherine Moore <clm@redhat.com>
6965 * config/v850/v850.md (casesi): Generate LABEL_REF
6968 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6970 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6971 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6972 * i386.md (strclrsi expander): Use it.
6974 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6976 * integrate.c (copy_insn_list): handle
6977 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6978 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6979 identically as to CODE_LABEL.
6981 * fold-const (fold): Convert A/B/C to A/(B*C) and
6984 * except.c (connect_post_landing_pads): Delete the RESX insns.
6986 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6988 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6990 * config/mips/mips.md (nmadd/nmsub): Use macro.
6992 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6994 * cppinit.c (remove_dup_dir): Make static.
6995 (remove_dup_dirs): Make static. Only warn about preempting a
6996 system directory with a non-system directory.
6998 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7000 * ifcvt.c (noce_try_store_flag_constants): Correct order
7001 of parameters to trunc_int_for_mode.
7003 2001-07-19 Mark Mitchell <mark@codesourcery.com>
7005 * reorg.c (fill_simple_delay_slots): If an instruction might throw
7006 an exception that will be caught within this function, do not fill
7007 its delay slot with any subsequent instruction.
7009 2001-07-19 Steve Ellcey <sje@cup.hp.com>
7011 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
7012 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
7013 pointer extension instruction.
7014 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
7015 * simplify-rtx.c (simplify_unary_operation) Likewise.
7016 * explow.c (convert_memory_address) Check value of
7017 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
7019 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
7020 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7021 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7022 Add Multilib Support.
7023 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7024 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7025 Add Multilib Support.
7026 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7028 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7029 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7030 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7032 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7034 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7035 old and new operands in `<', `3' and `b'.
7037 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7039 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7040 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7041 (toplev.o): Don't depend on xcoffout.h.
7042 * c-decl.c: Include debug.h
7043 (duplicate_decls): Use debug hook.
7044 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7045 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7046 (dbxout_types): Remove.
7047 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7048 * debug.c (do_nothing_debug_hooks): Update.
7049 (debug_true_tree, debug_nothing_rtx): New.
7050 * debug.h (struct rtx_def): New.
7051 (struct gcc_debug_hooks): New hooks ignore_block,
7052 outlining_inline_function and label.
7053 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7054 dwarf2out_frame_finish): New.
7055 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7056 Make static, update prototype.
7057 (dwarf2_debug_hooks): Update.
7058 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7059 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7060 * dwarfout.c (dwarf_debug_hooks): Update.
7061 * emit-rtl.c: Include debug.h.
7062 (remove_unnecessary_notes): Use debug hook.
7063 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7064 (final_scan_insn): Use debug hook.
7065 * integrate.c (output_inline_function): Use debug hook.
7066 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7067 (sdb_debug_hooks): Update.
7068 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7069 * toplev.c: Don't include xcoffout.h.
7070 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7071 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7073 * tree.h (dwarf2out_do_frame): Remove.
7075 2001-07-19 Catherine Moore <clm@cygnus.com>
7077 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7079 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7081 * reload1.c (eliminate_regs_in_insn): When updating a set
7082 to the frame pointer to the hardware frame pointer, perform
7083 the update always not just when REPLACE is set.
7085 * reload1.c (choose_reload_regs): Don't inherit a reload
7086 that crosses multiple registers if registers past the first
7087 don't fit in the desired class.
7089 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7090 when negating constants.
7092 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7094 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7095 * doc/tree.texi: Ditto.
7097 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7098 Jakub Jelinek <jakub@redhat.com>
7100 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7101 (extract_cie_info): Handle "eh" augmentation properly,
7103 (struct frame_state, __frame_state_for): New.
7105 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7107 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7108 HANDLE_SYSV_PRAGMA): Define.
7109 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7111 (copy_object): Caller changed.
7113 2001-07-19 Andreas Schwab <schwab@suse.de>
7115 * configure.in (assembler dwarf2 debug_line support): Define nop
7117 * configure: Regenerated.
7119 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7121 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7123 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7124 to conditionally compiled block.
7125 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7126 * dbxout.h (dbxout_function): Remove.
7127 * debug.c (do_nothing_debug_hooks): Update.
7128 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7129 global_decl, deferred_inline_function.
7130 * dwarf2out.c (dwarf2_debug_hooks): Update.
7131 (dwarf2out_global_decl): New.
7132 * dwarfout.c: Don't include dwarfout.h.
7133 (dwarfout_global_decl, dwarfout_function_decl,
7134 dwarfout_deferred_inline_function): New.
7135 (dwarf_debug_hooks): Update.
7136 * dwarfout.h: Remove.
7137 * final.c: Don't include dwarfout.h.
7138 * sdbout.c (sdbout_global_decl): New.
7139 (sdbout_debug_hooks): Update.
7140 * toplev.c: Don't include dwarfout.h.
7141 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7142 (note_deferral_of_defined_inline_function): Remove.
7143 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7144 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7145 * ch/lex.c: Don't include dwarfout.h.
7146 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7147 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7148 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7149 * cp/optimize.c: Include debug.h.
7150 (maybe_clone_body): Use debug hook.
7151 * cp/semantics.c: Include debug.h.
7152 (expand_body): Use debug hook.
7153 * po/POTFILES.in: Remove dwarfout.h.
7155 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7157 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
7158 * c-parse.in (yyerror, _yylex): Similarly.
7159 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
7160 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
7162 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
7163 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
7165 2001-07-18 Jeff Sturm <jsturm@one-point.com>
7167 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
7168 in-class declaration at -g1. Fixes c++/2814.
7170 2001-07-18 Richard Henderson <rth@redhat.com>
7172 * doc/md.texi (reload_in/out): Document restrictions in predicates
7173 and constraints for these patterns. Document empty string matching
7176 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7178 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
7180 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7182 * cse.c: Undo my previous patch.
7184 2001-07-18 Tom Tromey <tromey@redhat.com>
7187 * configure: Rebuilt.
7188 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
7190 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
7192 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
7193 Jan Hubicka <jh@suse.cz>
7195 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
7196 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
7197 * jump.c (mark_jump_label): Do not forward branches.
7199 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
7201 * cse.c (delete_trivially_dead_insns): Delete the libcall block
7202 when return value is unused.
7204 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7206 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
7208 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
7210 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
7211 on error. We can't blindly return the result of
7212 pthread_mutex_trylock because it returns a positive number on
7213 error, while we must return -1 on error.
7214 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
7216 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
7218 2001-07-18 Andreas Jaeger <aj@suse.de>
7220 * integrate.c (output_inline_function): Correct type of debug_hooks.
7222 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
7224 * combine.c (combine_simplify_rtx): DIV can be treated
7225 associatively for floats if unsafe math optimisations are enabled.
7227 2001-07-17 Richard Henderson <rth@redhat.com>
7229 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
7231 2001-07-17 Richard Henderson <rth@redhat.com>
7233 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
7234 don't force the function address into a register.
7235 (expand_call, emit_library_call_value_1): Update callers.
7236 * builtins.c (expand_builtin_apply): Likewise.
7237 * expr.h (prepare_call_address): Update decl.
7239 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
7241 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
7243 * config/i386/chorus.h: Move up.
7244 * config/sparc/chorus.h: Likewise.
7245 * config/rs6000/chorus.h: Likewise.
7246 * config/chorus.h: Moved here.
7248 2001-07-17 Andreas Schwab <schwab@suse.de>
7250 * configure.in (assembler eh_frame optimization): Handle big
7252 * configure: Regenerated.
7254 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
7256 * expr.c (epxand_expr): Convert divisions into multiplications by
7257 reciprocals if -ffast-math.
7259 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
7261 * dbxout.c (dbxout_really_begin_function): Rename to
7262 dbxout_begin_function.
7263 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7264 (dbxout_begin_function): Remove.
7265 (dbxout_function): Update.
7266 (dbxout_source_line): Update prototype.
7267 * dbxout.h (dbxout_begin_function): Remove.
7268 * debug.c (do_nothing_debug_hooks): Update.
7269 (debug_nothing_tree): Update.
7270 (debug_nothing_charstar_rtx): Remove.
7271 * debug.h (union tree_node): Declare.
7272 (struct rtx_def): Remove.
7273 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
7274 begin_function. Change source_line prototype.
7275 (debug_nothing_tree): New.
7276 (debug_nothing_charstar_rtx): Delete.
7277 (dwarf2out_begin_prologue): Moved from ...
7279 * dwarf2out.c (dwarf2_debug_hooks): Update.
7280 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
7281 debug info, call dwarf2out_source_line.
7282 (dwarf2out_souce_line): Update prototype.
7283 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
7284 Change prototype, make static.
7285 (dwarfout_source_line): Update prototype.
7286 (dwarf_debug_hooks): Update.
7287 * dwarfout.h (dwarfout_begin_function): Remove.
7288 * final.c (final_start_function, final_scan_insn): Use appropriate
7289 debug hooks, update to use notice_source_line.
7290 (output_source_line): Rename notice_source_line. Don't call the
7291 source_line debug hook.
7292 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
7293 make static, update prototype.
7294 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
7296 (sdbout_end_prologue): New.
7297 (sdbout_source_line): Update prototype.
7298 (sdbout_debug_hooks): Update.
7299 (sdbout_symbol): Remove unused var.
7300 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
7302 * varasm.c: Include debug.h.
7303 (assemble_start_function): Use begin_function debug_hook.
7304 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7305 update with prototype.
7306 (xcoffout_source_line): Update prototype.
7307 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7309 (xcoffout_source_line): Update prototype.
7311 2001-07-17 Richard Henderson <rth@redhat.com>
7313 * c-typeck.c (build_binary_op): Do not shorten unsigned
7314 right shift after sign extension.
7316 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
7318 * combine.c (combine_simplify_rtx): Attempt to simplify
7319 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
7321 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
7322 (simplify_binary_operation, simplify_unary_operation,
7323 simplify_relational_operation): Use it.
7325 * combine.c (combine_simplify_rtx): Don't do associative law
7326 on divisions; allow associative law on floats.
7328 2001-07-17 H.J. Lu <hjl@gnu.org>
7329 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7331 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
7332 ASM_OUTPUT_WEAK_ALIAS are defined.
7333 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
7334 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
7336 * config/mips/iris5.h: ... here.
7337 (HANDLE_SYSV_PRAGMA): Defined as 1.
7338 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
7339 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
7342 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
7344 * c-parse.in (all_prefix_attributes): New variable.
7345 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
7346 (maybe_resetattrs): New production.
7347 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
7348 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
7349 notype_initdcl, nested_function, notype_nested_function,
7350 component_decl, components, components_notype,
7351 component_declarator, component_notype_declarator,
7352 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
7353 ivars, mydecl, myparm): Update. Avoid prefix attributes just
7354 after a comma being applied to more than one declarator.
7355 * doc/extend.texi (Attribute Syntax): Update. Remove
7356 documentation of bugs that are no longer present.
7358 2001-07-13 Eric Christopher <echristo@redhat.com>
7360 * config/mips/mips.h: Change TUNE_MIPS* options to use
7362 (EXTRA_SPECS): Add cc1_cpu_spec.
7363 * config/mips/mips.md (muldf3): Fix typo.
7365 2001-07-16 Richard Henderson <rth@redhat.com>
7367 * config/m68k/m68k.c: Include expr.h and reload.h.
7368 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
7369 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
7371 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7372 Richard Henderson <rth@redhat.com>
7374 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
7375 (insn_live_p): Fix fall off end of function.
7376 (dead_libcall_p): Remove COUNTS argument; update callers.
7377 (delete_trivially_dead_insns): Remove unused variables.
7379 2001-07-17 Andreas Jaeger <aj@suse.de>
7381 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
7384 * lcm.c (optimize_mode_switching): Avoid warning for unused
7385 variable if !NORMAL_MODE.
7387 * flow.c (try_crossjump_to_edge): Remove unused variable.
7389 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7391 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
7392 atexit declaration in stdlib.h.
7394 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
7396 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
7398 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7400 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
7401 * except.c (finish_eh_generation): Update call of cleanup_cfg;
7402 do rebuild_jump_labels instead of jump_optimize
7403 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
7404 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
7405 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
7407 * flow.c: Include timevar.h
7408 (find_basic_block): Push/pop timevar;
7409 (cleanup_cfg): Likewise.
7410 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
7411 * Makefile: Add dependencies on timevar.h
7413 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
7414 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
7416 * rtl.h (delete_trivially_dead_insns): Add new parameter.
7417 * toplev.c (rest_of_compilation): Update calls.
7418 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
7419 (delete_trivially_dead_insns): ... here; accept new argument
7420 preserve_basic_blocks; preserve basic blocks if set.
7422 * reg-stack.c (stack_regs_mentioned): Return 0 if
7423 stack_regs_mentioned_data is not initialized.
7424 (reg_to_stack): Make stack_regs_mentioned survive after the
7425 reg-stack is completted; do not call cleanup_cfg.
7426 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
7427 make cleanup_cfg after bb-reorder to output to debug file.
7429 2001-07-16 Richard Henderson <rth@redhat.com>
7431 * regclass.c (init_reg_sets): Use only 32 bits per initializer
7432 from int_reg_class_contents.
7434 2001-07-16 Richard Henderson <rth@redhat.com>
7436 * hard-reg-set.h (regs_invalidated_by_call): Declare.
7437 * regclass.c (regs_invalidated_by_call): Move from cse.c.
7438 (init_reg_sets_1): Move initialization from cse_main.
7439 * cse.c (regs_invalidated_by_call): Move to regclass.c.
7440 (cse_main): Move its initialization also.
7441 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
7442 * flow.c (propagate_one_insn): Likewise.
7443 * gcse.c (compute_hash_table): Likewise.
7444 (compute_kill_rd, compute_store_table): Likewise.
7445 * sched-deps.c (sched_analyze_1): Likewise.
7447 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
7449 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
7452 2001-07-16 Steve Ellcey <sje@cup.hp.com>
7454 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
7455 in if statement so we don't access undefined memory.
7457 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7459 * gcse.c: Update comment at top.
7460 Update comment on mem handling.
7461 mem_last_set, mem_first_set, mem_set_in_block: gone.
7462 Declaration of reg_set_info: gone.
7463 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
7464 pointless with load_killed_in_block_p (they are *more*
7465 conservative then it, not less, and less accurate).
7466 (oprs_not_set_p): Ditto.
7467 (alloc_gcse_mem): Don't allocate mem_set_in_block
7468 (free_gcse_mem): Don't free it, either.
7469 (record_last_mem_set_info): Update comment in front, remove
7470 mem_*set_* stuff. Note the reason we don't handle stores directly
7472 (compute_hash_table): Update comments to reflect reality. Remove
7473 mem_*set_* references.
7474 (reset_opr_set_tables): Remove mem_*set_* references.
7476 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
7477 (mark_clobber): Ditto (on both parts, we double set here too).
7478 (expr_killed_p): Remove mem_set_in_block test.
7479 (compute_transp): Remove mem_set_in_block test.
7481 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
7482 of edge, and removal of phi alternative to dump file.
7483 (ssa_ccp_substitute_constants): Add note about register now being
7484 constant, and which uses were replaced in what insns to dump file.
7486 2001-07-16 Andreas Jaeger <aj@suse.de>
7488 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
7489 variables of type HOST_WIDEST_INT.
7491 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
7492 (__bb_exit_func): Correct type of count_max to avoid overflow.
7493 (num_digits): Handle long long argument.
7495 * combine.c (gen_lowpart_for_combine): Remove unused variable.
7497 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7499 * output.h (sdb_begin_function_line): Restore as an extern
7501 * sdbout.c (sdb_begin_function_line): Make extern.
7503 2001-07-15 Richard Henderson <rth@redhat.com>
7505 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
7506 * genrecog.c (maybe_both_true_mode): New.
7507 (maybe_both_true_2): Use it.
7508 (write_switch): Don't put Pmode in a switch.
7509 * rtl.c (mode arrays): Don't explicitly size them.
7511 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7513 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
7514 handling; move unconditional splitting before mode switching.
7516 * i386.md (type): Add fistp type.
7517 (i387, length_attr, scheduling definitions): Handle this type.
7518 (fix_trunc?f?i2): Revamp to use mode switching.
7519 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
7520 * i386.h (fp_cw_mode): New enum
7521 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
7522 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
7524 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7526 * Makefile.in (integrate.o): Add debug.h.
7527 * integrate.c (debug.h): Add.
7528 (output_inline_function): Save, reset, and restore debug_hooks.
7530 2001-07-15 Richard Henderson <rth@redhat.com>
7532 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
7533 instead of COMPARE for the EQUIV expression.
7535 2001-07-15 Richard Henderson <rth@redhat.com>
7537 * flow.c (redirect_edge_and_branch_force): Initialize
7538 global_live_at_start and global_live_at_end.
7539 (allocate_bb_life_data): Export.
7540 * basic-block.h (allocate_bb_life_data): Declare.
7541 * toplev.c (rest_of_compilation): Call it.
7543 2001-07-15 Richard Henderson <rth@redhat.com>
7545 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
7546 (alpha_tablejump_best_label): New.
7547 * config/alpha/alpha-protos.h: Declare them.
7548 * config/alpha/alpha.md: Use braced strings for code blocks.
7549 (tablejump_osf): Break out add with r29.
7550 (tablejump_osf_internal): Remove.
7551 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
7552 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
7554 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7556 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
7559 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
7561 * i386-protos.h (ix86_split_fp_branch): Update prototype.
7562 (ix86_fp_jump_nontrivial_p): New.
7563 * i386.md (fp_jcc_?): Update call of split_fp_branch;
7564 use ix86_fp_jump_nontrivial_p.
7565 * i386.c (ix86_fp_jump_nontrivial_p): New.
7566 (ix86_split_fp_branch): Accept code instead of rtx.
7567 (ix86_expand_compare): Expand comparison early in case
7568 doing so is resonably cheap.
7570 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
7572 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
7574 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
7575 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
7577 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
7579 * dbxout.c (dbxout_source_line): Make static, update prototype.
7580 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
7581 (dbxout_init, dbxout_finish, dbxout_source_line,
7582 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
7583 * dbxout.h (dbxout_source_line): Delete.
7584 * debug.c (debug_nothing_file, debug_nothing_file_int,
7585 debug_nothing_file_charstar_rtx): New.
7586 (do_nothing_debug_hooks): Update.
7587 (debug_nothing_void, debug_nothing_charstar_rtx,
7588 dwarf2out_end_epilogue): New.
7589 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7590 * debug.h (struct rtx_def): Declare.
7591 (gcc_debug_hooks): New hooks source_line, end_epilogue
7593 (debug_nothing_void, debug_nothing_charstar_rtx,
7594 dwarf2out_end_epilogue): New.
7595 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7596 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
7597 (dwarf2_debug_hooks): Update.
7598 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
7599 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
7600 * dwarf2out.h (dwarf2out_source_line): Remove.
7601 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
7602 Make static, update prototype.
7603 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
7604 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
7605 (dwarf_debug_hooks): Update.
7606 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
7607 dwarfout_end_function): Remove.
7608 * final.c (profile_function): Use debug hooks for ending functions
7610 (output_source_line, final_end_function): Update prototype,
7612 (final_start_function, final_scan_insn): Update.
7613 * output.h (sdb_begin_function_line): Remove.
7614 (final_end_function): Update prototype.
7615 * sdbout.c (sdb_begin_function_line): Make static.
7616 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
7617 (sdbout_source_line): New.
7618 (sdbout_end_epilogue, sdbout_end_function): Make static, update
7620 (sdb_debug_hooks): Update.
7621 (sdbout_init, sdbout_source_line,
7622 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
7623 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
7624 * toplev.c (compile_file, rest_of_compilation): Update.
7625 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
7626 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
7627 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
7628 Update for prototype changes.
7629 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
7630 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
7632 2001-07-15 Richard Henderson <rth@redhat.com>
7634 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
7635 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
7636 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
7637 * config/alpha/alpha.c: Likewise.
7638 * config/alpha/alpha.md: Likewise.
7639 * config/alpha/alpha32.h: Likewise.
7640 * config/alpha/vms.h: Likewise.
7643 2001-07-14 Richard Henderson <rth@redhat.com>
7645 * config/alpha/alpha.md: Use define_constants for unspec values.
7646 Substitute throughout.
7648 2001-07-14 Tim Josling <tej@melbpc.org.au>
7650 * tree.def (EXPON_EXPR) remove. Never supported anyway.
7652 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
7654 * pa.md: Remove unused constraints from define_split's.
7656 2001-04-14 Richard Henderson <rth@redhat.com>
7658 * ifcvt.c (find_cond_trap): Test for exit block.
7660 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
7662 Re-install recently reverted patch.
7663 * emit-rtl.c (try_split): Update mark_jump_label call.
7664 * flow.c (find_sub_basic_blocks): Likewise.
7665 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7667 (mark_all_labels): Kill second parameter.
7668 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7669 (rebuild_jump_labels, jump_optimize_minimal): Update call
7671 (jump_optimize_1): Kill crossjumping code.
7672 (mark_jump_label): Kill cross_jump parameter.
7673 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7674 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7675 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7677 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7679 (dump_file_info): Likewise.
7680 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7681 reorganize passes to do reg-stack first, bb-reorder second.
7682 * invoke.texi (-d letters doc): Remove the jump2 pass.
7684 2001-07-14 Richard Henderson <rth@redhat.com>
7686 * ifcvt.c (find_cond_trap): New.
7687 (find_if_header): Call it.
7688 (merge_if_block): Relax existing jump sanity check.
7689 * jump.c (jump_optimize_1): Remove conditional trap handling.
7691 2001-07-14 Alan Modra <amodra@bigpond.net.au>
7693 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
7695 (insn_refs_are_delayed): Correct comment.
7696 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
7697 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
7698 instead of r31. Make associated insn !TARGET_64BIT, and
7699 provide an additional 64-bit insn that clobbers r2.
7701 (udivsi3): Likewise.
7703 (umodsi3): Likewise.
7705 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
7707 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
7709 * flow.c (redirect_edge_and_branch_force, split_edge,
7710 try_crossjump_to_edge): Use set_block_for_new_insns.
7711 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
7713 2001-07-13 H.J. Lu (hjl@gnu.org)
7715 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
7718 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7720 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
7722 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
7724 * c-common.c (decl_attributes): Take a pointer to the node to
7725 which attributes are to be attached, and a flags argument.
7726 * c-common.h (enum attribute_flags): New.
7727 (decl_attributes): Update prototype.
7728 * c-decl.c (start_decl, push_parm_decl, finish_struct,
7729 finish_enum, start_function): Update calls to decl_attributes.
7730 * c-parse.in (component_declarator, component_notype_declarator,
7731 label): Update calls to decl_attributes.
7733 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
7735 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
7736 * config/avr/avr.c (legitimate_address_p): Return value changed
7737 from letter to register classes. For better debugging.
7739 2001-07-13 Kazu Hirata <kazu@hxi.com>
7741 * jump.c (reversed_comparison_code_parts): Fix comment typos.
7743 2001-07-13 H.J. Lu (hjl@gnu.org)
7745 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
7747 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
7749 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
7750 correctly for shared configurations.
7751 * config/t-libgcc-pic: New.
7752 * config/{i386,m68k,sparc}/t-openbsd: New.
7753 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
7754 Support -shared. Support debugging libraries with -g.
7755 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
7756 frame information does not emit pointer diffs.
7757 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
7760 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7762 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
7764 2001-07-13 David Edelsohn <edelsohn@gnu.org>
7766 * combine.c (try_combine): Ensure const_int pow2 is positive.
7768 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
7770 * config.gcc: Add configuration for s/390.
7771 * config/s390/s390.c: New. Subroutines for code generation.
7772 * config/s390/s390.h: New. Definitions for s/390.
7773 * config/s390/s390-protos.h: New. Prototypes.
7774 * config/s390/linux.h: New. Definitions for linux for s/390.
7775 * config/s390/linux64.h: New. Definitions for linux for zSeries.
7776 * config/s390/t-linux: New. Makefile fragment.
7777 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
7778 * config/s390/fixdfdi.h: New. Fix L_fix*di.
7780 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
7782 * emit-rtl.c (try_split): Update mark_jump_label call.
7783 * flow.c (find_sub_basic_blocks): Likewise.
7784 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7786 (mark_all_labels): Kill second parameter.
7787 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7788 (rebuild_jump_labels, jump_optimize_minimal): Update call
7790 (jump_optimize_1): Kill crossjumping code.
7791 (mark_jump_label): Kill cross_jump parameter.
7792 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7793 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7794 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7796 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7798 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7799 reorganize passes to do reg-stack first, bb-reorder second.
7800 * invoke.texi (-d letters doc): Remove the jump2 pass.
7802 2001-07-12 Steve Ellcey <sje@cup.hp.com>
7804 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
7806 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7808 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
7810 (verify_flow_info): Make diagnostics prettier.
7812 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7814 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
7816 * flow.c (outgoing_edges_match): Return early if condition reversal
7819 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
7821 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
7822 (mips_move_2words): When splitting a move into two instructions,
7823 prefix the second address operand with '%D'.
7825 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
7827 * Makefile.in (final.o): Depend on debug.h.
7828 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
7829 (dbx_debug_hooks): Add new hooks.
7830 (xcoff_debug_hooks): New.
7831 * debug.c (debug_nothing_file_int_int): New.
7832 (do_nothing_debug_hooks): Update.
7833 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
7834 (debug_nothing_file_int_int): New.
7835 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
7836 static, update prototype.
7837 (dwarf2_debug_hooks): Update.
7838 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
7839 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
7840 static, update prototype.
7841 (dwarf_debug_hooks): Update.
7842 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
7843 * final.c: Include debug.h.
7844 (final_scan_insn): Use debug hooks when beginning and ending blocks.
7845 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
7846 static, update prototype.
7847 (sdb_debug_hooks): Update.
7848 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
7849 * toplev.c: Distinguish between xcoff and dbx.
7851 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
7852 Call all debug hooks, not just dwarf ones.
7854 2001-07-11 Timothy Wall <twall@redhat.com>
7856 * config.gcc: Add configuration for AIX5/IA64.
7857 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
7858 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
7859 support prefix/suffix code.
7860 * config/ia64/t-aix: New. Makefile fragment.
7861 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
7863 2001-07-11 Kazu Hirata <kazu@hxi.com>
7865 * recog.c (validate_change): Fix a comment typo.
7867 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
7869 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
7870 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
7872 * dbxout.c (dbx_debug_hooks): Add new hooks.
7873 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
7875 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
7877 * dbxout.h (dbxout_start_new_source_file,
7878 dbxout_resume_previous_source_file): Delete.
7879 * debug.c (do_nothing_debug_hooks): Add new hooks.
7880 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7881 (debug_nothing_int_charstar, debug_nothing_int): New.
7882 * debug.h (gcc_debug_hooks): New hooks define, undef,
7883 start_source_file and end_source_file.
7884 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7885 (debug_nothing_int_charstar, debug_nothing_int): New.
7886 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
7887 the conditionally compiled section.
7888 (dwarf2out_start_source_file, dwarf2out_end_source_file,
7889 dwarf2out_define, dwarf2out_undef): Make static.
7890 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
7891 dwarf2out_define, dwarf2out_undef): Remove.
7892 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
7893 (dwarfout_start_source_file, dwarfout_end_source_file,
7894 dwarfout_define, dwarfout_undef): Make static.
7895 (dwarfout_start_source_file_check,
7896 dwarfout_end_source_file_check): New.
7897 (dwarfout_define, dwarfout_finish): Update.
7898 * dwarfout.h (dwarfout_start_new_source_file,
7899 dwarfout_resume_previous_source_file, dwarfout_define,
7900 dwarfout_undef): Remove.
7901 * sdbout.c (sdb_debug_hooks): Add new hooks.
7902 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
7904 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
7905 make static, take an arg.
7906 * sdbout.h (sdbout_start_new_source_file,
7907 sdbout_resume_previous_source_file): Delete.
7908 * toplev.c (debug_start_source_file, debug_end_source_file,
7909 debug_define, debug_undef): Delete.
7910 * toplev.h (debug_start_source_file, debug_end_source_file,
7911 debug_define, debug_undef): Delete.
7913 * java/jcf-parse.c: Include debug.h.
7914 (parse_class_file): Update to use debug hooks directly.
7915 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
7917 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7919 * alias.c (set_mem_alias_set): New function.
7920 * rtl.h (set_mem_alias_set): Declare it.
7921 * builtins.c (expand_builtin_return_addr): Call it instead of
7922 using MEM_ALIAS_SET accessor.
7923 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
7924 (get_memory_rtx, expand_builtin_va_arg): Likewise.
7925 (expand_builtin_va_copy):Likewise.
7926 * caller-save.c (setup_save_areas): Likewise.
7927 * calls.c (compute_argument_addresses): Likewise.
7928 * explow.c (set_mem_attributes): Likewise.
7929 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7930 (expand_assignment, store_constructor_field, store_field): Likewise.
7931 (expand_expr_unaligned): Likewise.
7932 * function.c (assign_stack_temp_for_type): Likewise.
7933 (put_reg_into_stack, gen_mem_addressof): Likewise.
7934 * ifcvt.c (noce_try_cmove_arith): Likewise.
7935 * reload1.c (reload, alter_reg): Likewise.
7936 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7937 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7938 (alpha_expand_unaligned_store): Likewise
7939 (alpha_expand_unaligned_load_words): Likewise.
7940 (alpha_expand_unaligned_store_words): Likewise.
7941 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7942 (alpha_expand_epilogue): Likewise.
7943 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7944 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7945 * config/i386/i386.c (legitimize_pic_address): Likewise.
7946 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7947 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7948 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7949 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7950 * config/mips/mips.c (mips_va_arg): Likewise.
7951 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7952 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7953 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7954 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7955 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7956 (rs6000_emit_epilogue): Likewise.
7957 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7958 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7959 * config/v850/v850.c (v850_va_arg): Likewise.
7961 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7963 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7964 when fallthru edge is present.
7965 (mege_blocks): Handle case where creation of jump insn
7968 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7969 CLEANUP_POST_REGSTACK): New constants.
7970 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7971 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7972 * output.h (cleanup_cfg): Update prototype.
7973 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7974 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7975 cleanup_cfg call; kill missleading comment.
7976 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7977 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7978 parameter; control optimizations performed using it.
7979 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7980 try_crossjump_bb): New functions.
7982 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7984 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7986 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7987 pa_output_function_prologue.
7988 * pa-protos.h (pa_output_function_prologue): New prototype.
7990 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7992 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7993 and low to get correct sign extension in low+high test.
7995 2001-07-11 Janis Johnson <janis@us.ibm.com>
7997 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7998 for large hit count.
8000 * profile.c (branch_prob): Fix .bbg info for computed gotos
8003 2001-07-11 Mark Mitchell <mark@codesourcery.com>
8005 * stmt.c (parse_output_constraint): New function, split out
8007 (expand_asm_operands): ... here. Use parse_output_constraint.
8008 * tree.h (parse_output_constraint): Declare it.
8010 2001-07-11 Richard Henderson <rth@redhat.com>
8012 * bitmap.c: Comment some functions; fiddle whitespace.
8013 (bitmap_free): Don't export.
8014 (bitmap_element_allocate): Use memset.
8015 * bitmap.h (bitmap_free): Don't declare.
8017 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
8019 * gcse.c, lcm.c, sched-deps.c:
8020 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8022 * flow.c (flow_loops_find): Free dom if we found no loops, since
8023 we aren't going to save it.
8025 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8028 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8030 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8032 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8034 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8035 #ifndef DWARF2_DEBUGGING_INFO.
8037 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8039 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8041 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8043 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8044 reverse a branch if a NE comparison is implemented with GTU.
8046 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8047 H.J. Lu <hjl@gnu.org>
8049 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8051 (call_internal2): Likewise.
8052 (call_value_internal1): Likewise.
8053 (call_value_internal2): Likewise.
8054 (call_value_multiple_internal1): Likewise.
8055 (call_value_multiple_internal2): Likewise.
8057 2001-07-10 Kazu Hirata <kazu@hxi.com>
8059 * calls.c (emit_library_call_value_1): Fix a comment typo.
8060 * dwarf2out.c (mem_loc_descriptor): Likewise.
8061 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8063 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8065 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8067 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8069 * recog.c (offsettable_address_p): Handle LO_SUM case.
8070 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8071 instead of plus_constant.
8073 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8075 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8076 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8078 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8080 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8081 adjust_address_nv instead of plus_constant.
8083 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8085 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8086 dwarf2out.o): Depend on debug.h, wrap long lines.
8087 * dbxout.c: Include debug.h.
8088 (dbx_debug_hooks): New.
8089 (dbxout_init): Make static, take just 2 args.
8090 (dbxout_finish): Make static.
8091 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8092 * debug.c: New file.
8093 * debug.h: New file.
8094 * dwarf2out.c: Include debug.h.
8095 (dwarf2_debug_hooks): New.
8096 (dwarf2out_init): Make static.
8097 (dwarf2out_finish): Make static, take 2 args.
8098 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8099 * dwarfout.c: Include debug.h.
8100 (dwarf_debug_hooks): New.
8101 (dwarfout_init): Make static.
8102 (dwarfout_finish): Make static, take 2 args.
8103 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8104 * sdbout.c: Include debug.h.
8105 (sdb_debug_hooks): New.
8106 (sdbout_init): Make static, take 2 args.
8107 * sdbout.h (sdbout_init): Delete.
8108 * toplev.c: Include debug.h.
8110 (compile_file): Set deubg_hooks based on command line options.
8111 Use the hooks unconditionally rather than conditional compilation.
8113 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8115 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8116 first_insn_after_basic_block_note instead.
8118 * df.c (df_bb_refs_unlink): #if 0 out for now.
8120 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8122 * ssa.h: Add prototype for ssa_const_prop
8123 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8124 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8125 (ssa_fast_dce): Remove unused variable
8127 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8129 * diagnostic.c (finish_diagnostic): Rename to
8130 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8133 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8135 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8138 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8139 (dump_file): Only pad the demangled name with spaces if the
8140 mangled name was padded with spaces.
8142 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8144 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8147 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8149 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8150 extraction if no direct load if either EXPAND_CONST_ADDRESS or
8153 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
8154 whether can put offset inside LO_SUM to check mode alignment, not size.
8156 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8158 * doc/tm.texi (Misc): Fix thinko.
8160 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
8162 * regmove.c (replace_in_call_usage): Fix warnings.
8163 * sched-deps.c (add_dependence): Fix warnings.
8164 * simplify-rtx.c (simplify_subreg): Likewise.
8165 Return NULL_RTX instead of NULL.
8167 * reg-stack.c (emit_swap_insn): Eliminate warnings.
8168 (subst_asm_stack_regs): Likewise.
8170 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
8173 * dwarf2out.c (output_call_frame_info): Declare i as int.
8174 (build_abbrev_table): Declare n_alloc as int.
8175 (dwarf2out_finish): Initialize die.
8176 * except.c: Declare sjlj_funcdef_number as unsigned.
8177 (connect_post_landing_pads): Declare j as unsigned.
8178 (convert_to_eh_region_ranges): Initialize call_site.
8179 (output_function_exception_table): Initialize tt_format_size.
8180 * expr.c (move_by_pieces_1): Initialize to1.
8181 (store_constructor): Initialize minelt and maxelt.
8182 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
8183 * function.c (instantiate_decls): Avoid signed/unsigned warning.
8185 * c-decl.c (combine_parm_decls): Unused, remove.
8186 * c-tree.h: Remove prototype for combine_parm_decls.
8188 * reload.c (push_reload): Fix warning.
8189 (regno_clobbered_p): Likewise.
8190 * reload1.c (replace_pseudos_in_call_usage): Likewise.
8191 (reload_combine): Likewise.
8193 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
8194 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
8196 * bitmap.c (bitmap_operation): Change user.
8197 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
8199 2001-07-10 Eric Christopher <echristo@redhat.com>
8201 * config/mips/mips.c (override_options): Fix typo.
8203 2001-07-09 Stan Shebs <shebs@apple.com>
8205 * target.h (struct gcc_target): New fields init_builtins and
8207 * target-def.h (TARGET_INIT_BUILTINS): New macro.
8208 (TARGET_EXPAND_BUILTIN): New macro.
8209 (TARGET_INITIALIZER): Add them.
8210 * builtins.c: Include target.h.
8211 (expand_builtin): Use targetm.expand_builtin.
8212 (default_init_builtins): New function.
8213 (default_expand_builtin): New function.
8214 * expr.h (default_init_builtins): Declare.
8215 (default_expand_builtin): Declare.
8216 * c-common.c (c_common_nodes_and_builtins): Use
8217 targetm.init_builtins.
8218 * defaults.h (MD_INIT_BUILTINS): Remove.
8219 * Makefile.in (builtins.o): Depend on target.h.
8221 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
8222 (TARGET_EXPAND_BUILTIN): Define.
8223 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
8224 (MD_EXPAND_BUILTIN): Remove.
8226 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
8227 (TARGET_EXPAND_BUILTIN): Define.
8228 (c4x_init_builtins): Make endlink arg a local.
8229 (c4x_print_operand): Fix typos in adjust_address usages.
8230 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
8231 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
8232 (MD_EXPAND_BUILTIN): Remove.
8234 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
8235 (TARGET_EXPAND_BUILTIN): Define.
8236 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
8237 (ix86_init_builtins): Call new function only if TARGET_MMX.
8238 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
8239 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
8240 (MD_EXPAND_BUILTIN): Remove.
8242 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
8243 (TARGET_EXPAND_BUILTIN): Define.
8244 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
8245 (MD_EXPAND_BUILTIN): Remove.
8247 * doc/tm.texi: Document these changes.
8249 2001-07-09 Diego Novillo <dnovillo@redhat.com>
8251 * basic-block.h (tree_node): Forward declare if needed.
8252 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
8253 (BLOCK_HEAD_TREE): Define.
8254 (BLOCK_END_TREE): Define.
8255 (struct loops): Rename field 'tree' to 'tree_root'.
8256 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
8258 (flow_loops_tree_build): Rename reference to field 'tree' to
8260 (flow_loops_level_compute): Ditto.
8261 * predict.c (estimate_bb_frequencies): Ditto.
8262 * tree.h (struct tree_common): Add field 'aux'.
8264 2001-07-09 Stan Shebs <shebs@apple.com>
8266 * config/darwin.c (darwin_encode_section_info): Don't mark any
8267 DECL_EXTERNAL node as defined.
8269 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8271 * pa.c (pa_init_machine_status, pa_mark_machine_status,
8272 pa_free_machine_status, hppa_init_pic_save): Delete.
8273 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
8274 (hppa_profile_hook): Use hppa_pic_save_rtx.
8275 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
8276 hppa_init_pic_save): Delete.
8277 (hppa_pic_save_rtx): Declare.
8278 * pa.md (call, call_value, sibcall, sibcall_value,
8279 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
8281 2001-07-09 Kazu Hirata <kazu@hxi.com>
8283 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
8284 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
8286 2001-07-09 Andreas Jaeger <aj@suse.de>
8288 * output.h: Add declaration of final_forward_branch_p.
8290 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
8292 * varray.c: Include errors.h for internal_error and trim_filename
8295 * Makefile.in (varray.o): Add errors.h.
8297 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
8299 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
8300 * optabs.c (have_add2_insn): Check whether the add insn chosen
8301 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
8302 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
8304 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
8306 * Makefile.in (OBJS): Add ssa-ccp.o
8307 (ssa-ccp.o): Add dependencies.
8308 * toplev.c (DFI_ssa_ccp): New dump file enum.
8309 (dump_file): Add entry for dumping after SSA CCP.
8310 (flag_ssa_ccp): New flag variable.
8311 (f_options): Add -fssa-ccp.
8312 (rest_of_compilation): Run SSA CCP if requested.
8313 * timevar.def (TV_SSA_CCP): New timevar.
8314 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
8315 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
8316 Fix minor typo in SSA DCE documentation.
8317 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
8318 Add documentation for new dump option. Renumber dump files
8321 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8323 * emit-rtl.c (gen_highpart_mode): New.
8324 * rtl.h (gen_highpart_mode): Declare.
8325 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
8326 operand can be VOIDmode constant.
8328 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
8330 * flow.c (redirect_edge_and_branch_force): New.
8331 (can_fallthru): Ensure that basic blocks are succeeding.
8332 (try_optimize_cfg): Do not delete basic block if it is the last one.
8334 * flow.c (try_redirect_by_replacing_jump): Do not remove
8335 jumps with side effects, unlink chain on fallthru edge;
8336 set block for new jump instruction; avoid basic block to
8337 over by line number note.
8339 * flow.c (try_simplify_condjump): Verify that the condjump
8340 is not always falling trought.
8343 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8345 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8346 (try_redirect_by_replacing_jump): Update properly the count
8347 and frequency information.
8349 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8351 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
8352 address that is a LO_SUM specially.
8353 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
8355 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
8357 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
8358 (operand_subword): Use them.
8359 (change_address_1): Renamed from change_address; new arg VALIDATE.
8360 * expr.h: Reflect above changes; change_address now macro.
8361 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
8363 * cselib.c (add_mem_for_addr): Likewise.
8364 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
8365 * regmove.c (try_apply_stack_adjustment): Likewise.
8366 * reload.c (push_reload, make_memloc): Likewise.
8367 * reload1.c (eliminate_regs): Likewise.
8368 * simplify-rtx.c (simplify_replace_rtx): Likewise.
8369 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
8371 * combine.c (make_extraction, simplify_shift_const): Likewise.
8372 (gen_lowpart_for_combine): Likewise.
8373 * cse.c (gen_lowpart_if_possible): Likewise.
8374 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
8375 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
8376 * optabs.c (gen_move_insn): Likewise.
8377 * reload1.c (alter_reg): Likewise.
8378 * simplify-rtx.c (simplify_subreg): Likewise.
8379 * stmt.c (expand_anon_union_decl): Likewise.
8380 * recog.c (validate_replace_rtx_1): Likewise.
8382 * Makefile.in (recog.o): Add $(EXPR_H).
8383 * explow.c (stabilize): Call replace_equiv_address.
8384 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
8385 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
8387 2001-07-03 Andrew Haley <aph@redhat.com>
8389 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
8390 the mode of the memory location.
8392 2001-07-09 Bo Thorsen <bo@suse.co.uk>
8394 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
8396 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
8398 * final.c (output_addr_const): Use target opening and
8399 closing parentheses.
8400 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
8401 defaults, add to TARGET_ASM_OUT.
8402 * target.h (struct gcc_target): Add open_paren and close_paren.
8403 * doc/md.texi: Update.
8404 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
8405 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
8406 TARGET_ASM_CLOSE_PAREN.
8407 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8409 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8411 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
8412 * config/a29k/a29k.h: Similarly.
8413 * config/alpha/alpha.h: Similarly.
8414 * config/arc/arc.h: Similarly.
8415 * config/arm/aof.h: Similarly.
8416 * config/arm/aout.h: Similarly.
8417 * config/avr/avr.h: Similarly.
8418 * config/c4x/c4x.h: Similarly.
8419 * config/clipper/clipper.h: Similarly.
8420 * config/convex/convex.h: Similarly.
8421 * config/d30v/d30v.h: Similarly.
8422 * config/dsp16xx/dsp16xx.h: Similarly.
8423 * config/elxsi/elxsi.h: Similarly.
8424 * config/fr30/fr30.h: Similarly.
8425 * config/h8300/h8300.h: Similarly.
8426 * config/i370/i370.h: Similarly.
8427 * config/i386/i386.h: Similarly.
8428 * config/i860/i860.h: Similarly.
8429 * config/i960/i960.h: Similarly.
8430 * config/ia64/ia64.h: Similarly.
8431 * config/m32r/m32r.h: Similarly.
8432 * config/m68hc11/m68hc11.h: Similarly.
8433 * config/m68k/m68k.h: Similarly.
8434 * config/m88k/m88k.h: Similarly.
8435 * config/mcore/mcore.h: Similarly.
8436 * config/mips/mips.h: Similarly.
8437 * config/mn10200/mn10200.h: Similarly.
8438 * config/mn10300/mn10300.h: Similarly.
8439 * config/ns32k/ns32k.h: Similarly.
8440 * config/pa/pa.h: Similarly.
8441 * config/pdp11/pdp11.h: Similarly.
8442 * config/pj/pj.h: Similarly.
8443 * config/romp/romp.h: Similarly.
8444 * config/rs6000/rs6000.h: Similarly.
8445 * config/sh/sh.h: Similarly.
8446 * config/sparc/sparc.h: Similarly.
8447 * config/v850/v850.h: Similarly.
8448 * config/vax/vax.h: Similarly.
8449 * config/we32k/we32k.h: Similarly.
8451 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
8453 * doc/c-tree.texi: Document representation of attributes.
8455 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8457 * doc/tm.texi: Update some places for the rename of target to
8460 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8462 * target.h (struct gcc_target): Add insert_attributes.
8463 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
8464 (TARGET_INITIALIZER): Update.
8465 * tree.c, tree.h (default_insert_attributes): New function.
8466 Update comments on other default functions to refer to targetm,
8468 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
8469 TARGET_INSERT_ATTRIBUTES.
8470 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
8471 * c-common.c (decl_attributes): Use targetm.insert_attributes.
8472 Don't use PRAGMA_INSERT_ATTRIBUTES.
8473 * Makefile.in (c-common.o): Depend on $(TARGET_H).
8474 * c-decl.c (start_decl, start_function): Don't call
8475 SET_DEFAULT_DECL_ATTRIBUTES.
8476 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8477 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
8479 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
8480 (c4x_check_attribute): Avoid modifying attribute list itself.
8481 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
8483 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
8484 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
8486 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
8487 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
8489 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8490 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
8492 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
8493 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
8494 Adjust parameters. Make static.
8496 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8498 * c-common.c (decl_attributes): Only take a single attributes
8500 * c-common.h (decl_attributes): Update prototype.
8501 * c-decl.c (start_decl, start_function): Only take a single
8502 attributes parameter. Update calls to decl_attributes.
8503 (finish_struct, finish_enum): Update calls to decl_attributes.
8504 (push_parm_decl): Expect unified list of attributes. Update call
8506 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
8507 notype_nested_function, component_declarator,
8508 component_notype_declarator, label): Update calls to
8510 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
8511 lists that are passed to push_parm_decl.
8512 * c-tree.h (start_function, start_decl): Update prototypes.
8513 * config/sh/sh-protos.h, config/sh/sh.c
8514 (sh_pragma_insert_attributes): Only take a single attributes
8516 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
8517 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
8518 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
8519 build_module_descriptor, generate_static_references,
8520 generate_strings, build_selector_translation_table,
8521 generate_descriptor_table, generate_protocols,
8522 generate_ivars_list, generate_dispatch_table,
8523 generate_protocol_list, generate_category,
8524 generate_shared_structures, really_start_method, add_objc_decls,
8525 generate_classref_translation_entry): Update calls to start_decl
8527 (build_tmp_function_decl, start_method_def): Unify attribute lists
8528 that are passed to push_parm_decl.
8530 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
8532 * final.c (no_asm_to_stream): New.
8533 (final_scan_insn): Use target structures for prologue ends
8534 and epilogue starts.
8535 * output.h (no_asm_to_stream): New.
8536 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
8537 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
8538 (TARGET_ASM_OUT): Update.
8539 * target.h (struct gcc_target): New members function_end_prologue
8540 and function_begin_epilogue.
8541 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
8542 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
8543 * config/alpha/alpha.c (output_end_prologue): Rename to
8544 alpha_output_function_end_prologue. Use in target struct
8546 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
8547 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
8548 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
8549 ia64_output_function_end_prologue. Use in target struct
8551 (ia64_function_prologue, ia64_funciton_epilogue): Rename
8552 mistyped prototypes.
8553 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
8554 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
8556 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
8557 an use in target struct, make static.
8558 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
8561 2001-07-08 Richard Henderson <rth@redhat.com>
8563 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
8565 2001-07-08 Richard Henderson <rth@redhat.com>
8567 * config/i386/i386.md: Remove constraints strings from define_split
8568 and define_peephole2 patterns.
8569 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
8570 (eh_return): Use them.
8572 2001-07-08 Richard Henderson <rth@redhat.com>
8574 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
8575 Document MD_FALLBACK_FRAME_STATE_FOR.
8577 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8579 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
8580 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
8582 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
8584 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
8586 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
8587 of the label inside NAME as opposed to just the end of NAME.
8589 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
8591 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
8592 * config/alpha/alpha.c (alpha_init_machine_status,
8593 alpha_mark_machine_status, alpha_free_machine_status): Delete.
8594 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
8595 (vms_valid_decl_attribute_p): Make static, conditionally compile.
8596 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
8598 2001-07-06 Stan Shebs <shebs@apple.com>
8600 * target.h (targetm): Rename global from "target", so as not to
8601 conflict with local variables.
8603 * c-typeck.c: Ditto.
8607 * cp/decl2.c: Ditto.
8608 * cp/typeck.c: Ditto.
8609 * 1750a/1750a.c: Ditto.
8610 * a29k/a29k.c: Ditto.
8614 * clipper/clipper.c: Ditto.
8615 * convex/convex.c: Ditto.
8616 * d30v/d30v.c: Ditto.
8617 * dsp16xx/dsp16xx.c: Ditto.
8618 * elxsi/elxsi.c: Ditto.
8619 * fr30/fr30.c: Ditto.
8620 * h8300/h8300.c: Ditto.
8621 * i370/i370.c: Ditto.
8622 * i386/i386.c: Ditto.
8623 * i860/i860.c: Ditto.
8624 * i960/i960.c: Ditto.
8625 * ia64/ia64.c: Ditto.
8626 * m32r/m32r.c: Ditto.
8627 * m68hc11/m68hc11.c: Ditto.
8628 * m68k/m68k.c: Ditto.
8629 * m88k/m88k.c: Ditto.
8630 * mips/mips.c: Ditto.
8631 * ns32k/ns32k.c: Ditto.
8633 * pdp11/pdp11.c: Ditto.
8634 * romp/romp.c: Ditto.
8635 * rs6000/rs6000.c: Ditto.
8637 * sparc/sparc.c: Ditto.
8639 * we32k/we32k.c: Ditto.
8640 * doc/tm.texi: Update the manual to match.
8642 2001-07-06 Richard Henderson <rth@redhat.com>
8644 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
8645 DWARF2_UNWIND_INFO not just whether it is defined.
8647 2001-07-06 Diego Novillo <dnovillo@redhat.com>
8649 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
8650 call to simplify_binary_operation returns a new pattern.
8652 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8654 * glimits.h (__SHRT_MAX__): New.
8655 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
8656 (SHRT_MAX): Define in terms of __SHRT_MAX__.
8658 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
8660 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
8663 2001-07-06 Richard Henderson <rth@redhat.com>
8665 * bitmap.c (bitmap_release_memory): Move adjacent to the
8666 allocation functions.
8667 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
8668 the implementation. Binary search for the set bit.
8669 (bitmap_union_of_diff): Allocate the temporary on the stack
8670 instead of using xmalloc.
8672 2001-07-06 Richard Henderson <rth@redhat.com>
8674 * genrecog.c (validate_pattern): Warn for constraints in
8675 define_{expand,split,peephole2}. Remove strict_low_part
8676 before looking up match_dup.
8678 2001-07-06 DJ Delorie <dj@redhat.com>
8680 * doc/gcc.texi (Makefile): Rename to be a more general purpose
8681 chapter about various build hints and history. Add section
8682 talking about the various types of native and cross builds.
8684 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
8686 * Makefile.in (final.o): Depend on target.h.
8687 * final.c: Include target.h.
8688 (default_function_pro_epilogue): New.
8689 (final_start_function): Use target structure for function prologues.
8690 (final_end_function): Use target structure for function epilogues.
8691 * fold-const.c (real_hex_to_f): Constify s and p.
8692 * output.h (default_function_pro_epilogue): New.
8693 * real.h (real_hex_to_f): Update prototype.
8694 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
8695 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
8696 (TARGET_INITIALIZER): Update.
8697 * target.h (gcc_target): Add struct asm_out.
8698 * doc/tm.texi: Update.
8701 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
8702 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
8703 in cpu/cpu.c, or rename old functions consistently. Take
8704 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
8705 redundant macros and prototypes. Make new functions static.
8707 * 1750a/1750a.c: Similarly.
8708 * 1750a/1750a.h: Similarly.
8709 * a29k/a29k-protos.h: Similarly.
8710 * a29k/a29k.c: Similarly.
8711 * a29k/a29k.h: Similarly.
8712 * arc/arc-protos.h: Similarly.
8713 * arc/arc.c: Similarly.
8714 * arc/arc.h: Similarly.
8715 * arm/arm-protos.h: Similarly.
8716 * arm/arm.c: Similarly.
8717 * arm/arm.h: Similarly.
8718 * avr/avr-protos.h: Similarly.
8719 * avr/avr.c: Similarly.
8720 * avr/avr.h: Similarly.
8721 * clipper/clipper-protos.h: Similarly.
8722 * clipper/clipper.c: Similarly.
8723 * clipper/clipper.h: Similarly.
8724 * convex/convex.c: Similarly.
8725 * convex/convex.h: Similarly.
8726 * d30v/d30v-protos.h: Similarly.
8727 * d30v/d30v.c: Similarly.
8728 * d30v/d30v.h: Similarly.
8729 * d30v/d30v.md: Similarly.
8730 * dsp16xx/dsp16xx-protos.h: Similarly.
8731 * dsp16xx/dsp16xx.c: Similarly.
8732 * dsp16xx/dsp16xx.h: Similarly.
8733 * elxsi/elxsi.c: Similarly.
8734 * elxsi/elxsi.h: Similarly.
8735 * fr30/fr30.c: Similarly.
8736 * fr30/fr30.md: Similarly.
8737 * h8300/h8300-protos.h: Similarly.
8738 * h8300/h8300.c: Similarly.
8739 * h8300/h8300.h: Similarly.
8740 * i370/i370-protos.h: Similarly.
8741 * i370/i370.c: Similarly.
8742 * i370/i370.h: Similarly.
8743 * i386/i386.c: Similarly.
8744 * i386/osf1elf.h: Similarly.
8745 * i386/osfrose.h: Similarly.
8746 * i860/i860-protos.h: Similarly.
8747 * i860/i860.c: Similarly.
8748 * i860/i860.h: Similarly.
8749 * i960/i960-protos.h: Similarly.
8750 * i960/i960.c: Similarly.
8751 * i960/i960.h: Similarly.
8752 * ia64/ia64-protos.h: Similarly.
8753 * ia64/ia64.c: Similarly.
8754 * ia64/ia64.h: Similarly.
8755 * m32r/m32r-protos.h: Similarly.
8756 * m32r/m32r.c: Similarly.
8757 * m32r/m32r.h: Similarly.
8758 * m68hc11/m68hc11-protos.h: Similarly.
8759 * m68hc11/m68hc11.c: Similarly.
8760 * m68hc11/m68hc11.h: Similarly.
8761 * m68k/crds.h: Similarly.
8762 * m68k/dpx2.h: Similarly.
8763 * m68k/m68k-protos.h: Similarly.
8764 * m68k/m68k.c: Similarly.
8765 * m68k/m68k.h: Similarly.
8766 * m68k/news.h: Similarly.
8767 * m88k/m88k-protos.h: Similarly.
8768 * m88k/m88k.c: Similarly.
8769 * m88k/m88k.h: Similarly.
8770 * mips/mips-protos.h: Similarly.
8771 * mips/mips.c: Similarly.
8772 * mips/mips.h: Similarly.
8773 * ns32k/merlin.h: Similarly.
8774 * ns32k/ns32k.c: Similarly.
8775 * ns32k/ns32k.h: Similarly.
8776 * ns32k/tek6000.h: Similarly.
8777 * pa/pa-protos.h: Similarly.
8778 * pa/pa.c: Similarly.
8779 * pa/pa.h: Similarly.
8780 * pdp11/2bsd.h: Similarly.
8781 * pdp11/pdp11-protos.h: Similarly.
8782 * pdp11/pdp11.c: Similarly.
8783 * pdp11/pdp11.h: Similarly.
8784 * romp/romp-protos.h: Similarly.
8785 * romp/romp.c: Similarly.
8786 * romp/romp.h: Similarly.
8787 * rs6000/rs6000-protos.h: Similarly.
8788 * rs6000/rs6000.c: Similarly.
8789 * rs6000/rs6000.h: Similarly.
8790 * rs6000/sysv4.h: Similarly.
8791 * sh/sh-protos.h: Similarly.
8792 * sh/sh.c: Similarly.
8793 * sh/sh.h: Similarly.
8794 * sparc/sparc-protos.h: Similarly.
8795 * sparc/sparc.c: Similarly.
8796 * sparc/sparc.h: Similarly.
8797 * vax/vax.c: Similarly.
8798 * vax/vax.h: Similarly.
8799 * vax/vms.h: Similarly.
8800 * we32k/we32k.c: Similarly.
8801 * we32k/we32k.h: Similarly.
8803 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
8805 * basic-block.h (first_insn_after_basic_block_note): Declare.
8806 * flow.c (first_insn_after_basic_block_note): Define. Moved
8808 * ssa.c (first_insn_after_basic_block_note): Remove.
8809 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
8811 (ssa_eliminate_dead_code): Properly update the CFG and PHI
8812 nodes when we find a dead conditional branch. Insert BARRIERs
8813 after any blocks with no successors, but which do not have
8816 2001-07-06 Zack Weinberg <zackw@stanford.edu>
8818 * varray.c (varray_check_failed): Use internal_error.
8820 2001-07-05 Andrew Haley <aph@redhat.com>
8822 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
8823 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
8824 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
8826 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
8828 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
8829 reference if the target constant is also a SYMBOL_REF.
8831 2001-07-05 Eric Christopher <echristo@redhat.com>
8833 * config/mips/mips.h (MASK_MIPS3900): Remove.
8834 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
8835 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
8836 (TARGET_MIPS3900): Change to use mips_arch.
8837 (TARGET_MIPS4000): New.
8838 (TARGET_MIPS4100): New.
8839 (TARGET_MIPS4300): New.
8840 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
8841 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
8843 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
8844 (ISA_HAS_BRANCHLIKELY): To here.
8845 (CC1_CPU_SPEC): New.
8846 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
8847 (mips_arch_string): Declare.
8848 (mips_arch): Declare.
8849 (TARGET_OPTIONS): Add -march and -mtune.
8851 * config/mips/mips.c (mips_arch_string): New.
8853 (override_options): Handle -march for codegen and -mtune
8854 for scheduling. Use mips_arch. Move tx39 target default here.
8855 (mips_parse_cpu): Move error message to override_options.
8857 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
8859 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
8861 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
8862 (MIPS Options): Ditto. Change mcpu entry to historical text.
8864 2001-07-05 H.J. Lu (hjl@gnu.org)
8866 * config/mips/mips.c (mips_parse_cpu): New function to parse
8869 2001-07-05 Jim Wilson <wilson@redhat.com>
8871 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
8872 * config/ia64/t-ia64: Likewise.
8873 (LIB1ASMFUNCS): Update comment.
8875 2001-07-05 David Edelsohn <edelsohn@gnu.org>
8877 * doc/install.texi (Install GCC: Binaries): Fix typo.
8879 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8881 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
8882 reference using the stack pointer, adjust it since we push Y
8884 ("*ashrsi3"): Likewise.
8885 ("*lshrsi3"): Likewise.
8887 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8889 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
8890 when -fomit-frame-pointer is used.
8892 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
8894 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
8895 (try_redirect_by_replacing_jump): Reverse updating properly the
8896 count and frequency information. Reverse removing cc0 setter.
8897 (forwarder_block_p): Reverse fixing for fallthru blocks.
8899 2001-07-05 DJ Delorie <dj@redhat.com>
8901 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
8902 (translate_options): If the above is defined, use it to map
8903 given options to new options.
8904 * doc/tm.texi: Document it.
8906 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
8907 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8909 * doc/invoke.texi (Optimize Options): Document that -fgcse may
8910 cause programs using computed gotos to run more slowly.
8912 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8914 * doc/install.texi (Specific): Markup, spelling and typo fixes.
8916 Consistently require binutils 2.11.2, not prereleases.
8917 (Specific, decstation-*): Canonicalize as mips-dec-*.
8918 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
8920 (Specific, m68k-altos): Removed reference to README.altos, deleted.
8921 (Specific, mips-*): Reword MIPS C compiler requirements.
8922 (Specific, powerpc*-*-*): New, mention --with-cpu once.
8923 (Specific, sunv5): Removed, obsolete.
8925 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8927 * dwarf2out.c (output_loc_list): Use an all ones mask for
8928 .text asm output and don't rely on long long
8929 literals. Reformat some long lines.
8931 2001-07-05 Andreas Jaeger <aj@suse.de>
8933 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8936 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8938 * dwarf2out.c (dwarf2out_define): Update comment.
8939 (dwarf2out_undef): Ditto.
8940 (dwarf2out_start_source_file): Ditto.
8941 (dwarf2out_end_source_file): Ditto.
8942 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8943 since we never call the start/end debug hook for the primary file.
8945 2001-07-04 Kazu Hirata <kazu@hxi.com>
8947 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8950 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8952 * cppinit.c (remove_dup_dirs): Inform if a system include
8953 directory is being reordered.
8954 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8956 * doc/cpp.texi (Search Paths): Likewise.
8957 * doc/gcc.texi (Interoperation): Remove information about
8960 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8962 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8963 (VARRAY_TOP_CHAR_PTR): Likewise.
8965 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8967 * gcc.c (process_command): Don't assign elements of a const char*.
8969 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8971 * emit-rtl.c (change_address): Don't abort if invalid address while
8972 reload is in progress.
8974 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8976 * c-lex.c (cb_file_change): Pass line number to
8977 debug_start_source_file.
8978 (cb_undefine): Pass correct line number to debug_undef.
8980 * toplev.c (debug_start_source_file): Add line number to
8981 parameters. Pass it along to dwarf2out_start_source_file.
8982 (decode_g_option): Stop resetting debug level back to normal when
8983 we change debug formats, unless the current level is
8984 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8987 * toplev.h (debug_start_source_file): Add line number to
8990 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8993 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8995 Output debug_macinfo data for starting file if requested.
8996 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8998 (dwarf2out_define): Output debug_macinfo data for defining a macro
9000 (dwarf2out_undef): Output debug_macinfo data for undefining a
9002 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
9003 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
9004 (macinfo_section_label): New. DWARF2 macro info section label.
9005 (dwarf2out_init): If we want macro info, output the start label
9007 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
9008 attribute to the compilation unit die pointing to the macro info.
9010 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9012 * dwarf2out.c (new_loc_list): Move to inside #ifdef
9013 DWARF2_DEBUGGING_INFO.
9014 (add_loc_descr_to_loc_list): Ditto.
9015 (output_loc_list): Ditto.
9016 Also, fix thinko in curr not being initialized.
9017 (gen_internal_sym): Ditto.
9019 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9021 * emit-rtl.c (replace_equiv_address): New function.
9022 * expr.h (replace_equiv_address): New declaration.
9023 * explow.c (validize_mem): Call it instead of change_address and
9024 also call if -fforce-addr and address is constant.
9025 * expr.c: Replace more calls to change_address with adjust_address
9026 and/or replace_equiv_address or to validize_mem.
9027 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9028 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9029 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9030 * config/i370/i370.md, config/i860/i860.md: Likewise.
9031 * config/i960/i960.md, config/mips/mips.c: Likewise.
9032 * config/mips/mips.md, config/pa/pa.md: Likewise.
9033 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9034 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9036 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9038 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9040 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9043 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9045 * doc/include: New directory.
9046 * doc/fdl.texi: Move to doc/include/fdl.texi.
9047 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9048 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9049 * doc/gcc.texi: Use funding.texi and gpl.texi.
9050 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9051 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9052 Update dependencies and use -I $(docdir)/include.
9054 2001-07-04 Anthony Green <green@redhat.com>
9056 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9058 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9060 * doc/install.texi (sparc64-*-*): Remove garbage.
9062 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9064 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9065 Fix typo in last change to use adjust_address.
9067 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9069 * doc/install.texi (Specific): Update information for *-*-solaris*.
9071 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9073 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9075 2001-07-03 Stan Shebs <shebs@apple.com>
9077 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9078 case for flag_no_mach_text_sections.
9079 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9080 * config/darwin.c (flag_no_mach_text_sections): Remove.
9081 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9083 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9085 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9086 and avoid checking for constant as first operand.
9087 * recog.c (find_constant_term_loc): No longer static.
9088 (adj_offettable_operand): Delete.
9089 * rtl.h (adj_offsettable_operand): Delete declaration.
9090 (find_constant_term): Add declaration.
9091 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9093 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9094 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9095 * config/i386/i386.c, config/i386/i386.md: Likewise.
9096 * config/i860/i860.c, config/i960/i960.c: Likewise.
9097 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9098 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9099 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9100 * config/mips/mips.c, config/mips/mips.md: Likewise.
9101 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9102 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9103 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9104 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9105 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9106 * config/ns32k/ns32k.md: Likewise.
9108 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9110 * rtl.c (copy_rtx): Handle 'T' format letter.
9111 * gensupport.c (collect_insn_data): Likewise.
9112 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9114 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9116 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9117 -B option. Use 'dir' not 'foo' as example directory name.
9119 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9121 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9122 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9124 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9126 * doc/cppinternals.texi: Improve formatting and logical markup.
9128 2001-07-03 Andreas Jaeger <aj@suse.de>
9130 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9132 * genrecog.c (write_header): Include reload.h for prototypes in
9135 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9138 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9139 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9140 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9141 i386_pe_valid_type_attribute_p): Add.
9142 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9143 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9145 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9147 * explow.c (plus_constant_wide, case LO_SUM): New case.
9148 (plus_constant_for_output_wide): Delete.
9149 * rtl.h (plus_constant_for_output): Delete.
9150 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9151 instead of plus_constant_for_output.
9152 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
9153 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
9154 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
9155 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
9156 * config/sparc/sparc.md: Likewise.
9157 Convert some change_address calls to adjust_address.
9159 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9161 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
9162 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
9163 documentation of -std and -Wwrite-strings.
9165 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9167 * cse.c (canon_hash): Don't register registers in very small
9168 register classes, as extending their lifetime might cause
9171 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9173 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9175 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9176 (try_redirect_by_replacing_jump): Update properly the count
9177 and frequency information.
9179 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
9181 * toplev.c (dump_file_index): Move SSA dumps just after first
9183 (dump_file): Corresponding changes.
9184 (rest_of_compilation): Move SSA path to just after the first
9186 * doc/gcc.texi (Passes): Update due to movement of SSA path.
9187 * doc/invoke.texi: Update dump file #s as they were completely
9188 out of date with reality.
9190 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9192 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
9194 * expr.c (emit_move_insn_1): Deal with non-default
9197 * expr.c (emit_single_push_insn): Fix warning.
9199 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9201 * expr.c (emit_move_insn_1): Avoid modifying
9202 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
9204 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9206 * emit-rtl.c (adjust_address): New function.
9207 * expr.h (adjust_address): Add declaration.
9208 * builtins.c: Replace some calls to change_address with calls to it
9210 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
9211 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
9212 * config/arm/arm.c, config/convex/convex.c: Likewise.
9213 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9214 * config/i386/i386.c, config/i386/i386.md: Likewise.
9215 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
9216 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
9217 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
9218 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
9219 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
9221 2001-07-02 Jim Wilson <wilson@redhat.com>
9223 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
9225 2001-07-02 Steve Ellcey <sje@cup.hp.com>
9227 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
9228 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
9230 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9232 * cppinit.c (lang_defaults): New table.
9233 (set_lang): Just read from lang_defaults into the live options
9236 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9238 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
9239 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
9240 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
9242 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9244 * doc/install.texi: Various spelling and markup fixes.
9245 (Installing GCC): Component specific installation instructions are
9248 Warn about removing old install dir in the presence of shared libs.
9249 (Configuration): Invoke with options target to match configure
9251 Consistently refer to gas, gld pathnames.
9252 Invert --enable-multilib documentation.
9253 Remove references to old compiler versions.
9255 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9257 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
9259 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9261 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
9263 (Specific, mips*-sgi-irix5): Note IDO download.
9264 Reworded MIPS C hints.
9265 Use GNU as instead of GAS.
9267 Removed SGI Freeware reference, IRIX 6 only.
9268 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
9269 Note N64 library requirement/workaround.
9271 Complete list of structure passing bug victims.
9273 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9275 * doc/install.texi: Remove CVS Id.
9277 2001-07-02 Andreas Jaeger <aj@suse.de>
9279 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
9280 (find_inherently_necessary): Remove unused variable.
9282 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
9284 * c-common.h (TDI_inlined): New ast dump phase.
9285 (dump_flag_name): New function.
9286 * c-dump.c (dump_files): Add inlined phase.
9287 (dump_flag_name): Define.
9288 * doc/invoke.texi (-fdump-ast-inlined): Document.
9290 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9292 * stor-layout.c (layout_decl): Revert change to handling of alignment
9295 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9297 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
9300 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
9302 * doc/tm.texi (FUNCTION_ARG): Document that the last call
9305 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
9307 * tlink.c (recompile_files): Remove COMPILER_PATH and
9308 LIBRARY_PATH from the environment.
9310 2001-07-01 Zack Weinberg <zackw@stanford.edu>
9312 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
9313 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
9315 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
9317 * c-parse.in (OBJC_STRING): Kill.
9318 (objc_string): Decompose to [objc_string] '@' STRING.
9319 (reswords): Take the leading '@' off all the Objective C keywords.
9320 (objc_rid_sans_at): Kill.
9321 (init_reswords): Don't initialize it.
9322 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
9323 (_yylex): Kill reconsider label. Look ahead one token after
9324 an '@'; if we get an identifier, check whether it's an
9325 Objective C @-keyword. If so, return the keyword. Otherwise,
9326 put back the token and return the '@' as a terminal.
9328 * cpplib.c (lex_macro_node): Remove unnecessary check for
9329 leading '@' on identifier. Clarify control flow and commentary.
9331 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9333 * cse.c (new_label_ref): Variable deleted.
9334 (insert): Remove set of new_label_ref.
9335 (check_for_label_ref): New function.
9336 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
9338 See ChangeLog.5 for earlier changes.