1 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cpphash.h: Update comment.
4 * cpplex.c: Update comments.
5 (_cpp_can_paste): Remove.
6 * cpplib.h (_cpp_can_paste): Remove.
7 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
8 lexer rather than _cpp_can_paste.
10 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
12 * doc/cppinternals.texi: Update.
14 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
16 * cpphash.h (struct cpp_pool): Remove locks and locked.
17 (struct cpp_context): Add member buff.
18 (struct cpp_reader): Remove member argument_pool.
19 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
20 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
21 * cpplex.c (chunk_suitable): Remove pool argument.
22 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
23 (new_buff, _cpp_extend_buff): Update.
24 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
25 which buffer is returned.
26 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
27 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
28 * cppmacro.c (lock_pools, unlock_pools): Remove.
29 (push_ptoken_context): Take a _cpp_buff.
30 (enter_macro_context): Pool locking removed.
31 (replace_args): Use a _cpp_buff for the replacement list with
33 (push_token_context): Clear buff.
34 (expand_arg): Use _cpp_pop_context.
35 (_cpp_pop_context): Free a context's buffer, if any.
37 2001-09-26 DJ Delorie <dj@redhat.com>
39 * c-typeck.c (digest_init): Check for sizeless arrays.
41 2001-09-26 Richard Henderson <rth@redhat.com>
43 * optabs.c (init_one_libfunc): Create a dummy function type
44 instead of using error_mark_node.
46 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
48 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
49 _cpp_extend_buff, _cpp_free_buff): New.
50 (struct cpp_reader): New member free_buffs.
51 * cppinit.c (cpp_destroy): Free buffers.
52 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
53 _cpp_extend_buff, _cpp_free_buff): New.
54 * cpplib.h (struct cpp_options): Remove unused member.
55 * cppmacro.c (collect_args): New. Combines the old parse_arg
56 and parse_args. Use _cpp_buff for memory allocation.
57 (funlike_invocation_p, replace_args): Update.
59 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
61 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
63 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
65 * except.c (sjlj_mark_call_sites): Change address inside sequence.
67 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
69 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
72 2001-09-25 Janis Johnson <janis187@us.ibm.com>
73 Jim Wilson <wilson@redhat.com>
75 * doc/install.texi (Specific, ia64-*-linux): Document.
77 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
79 * Makefile.in (cfgrtl.o): Add.
80 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
81 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
82 free_aux_for_edge): Declare.
84 (HAVE_return): Undefine.
85 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
86 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
87 free_aux_for_edge): New global functions.
88 (first_delete_block): New static variable.
89 (init_flow): Clear first_delete_block.
90 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
91 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
92 try_redirect_by_replacing_jump, last_loop_beg_note,
93 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
94 delete_insn, delete_insn_chain, create_basic_block_structure,
95 create_basic_block, flow_delete_block, compute_bb_for_insn,
96 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
97 set_block_for_new_insns, split_block, merge_blocks_nomove,
98 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
99 redirect_edge_and_branch, force_nonfallthru_and_redirect,
100 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
101 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
102 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
103 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
104 purge_all_dead_edges): Move to ....
105 * cfgrtl.c: New file; .... Here.
107 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
108 (reroder_basic_block): Use alloc_aux_for_blocks.
109 * predict.c (estimate_bb_frequencies): Likewise; use
111 * profile.c (compute_branch_probabilities): Likewise.
112 (branch_prob): Likewise.
113 * reg-stack.c (reg_to_stack): Likewise.
115 * emit-rtl.c (emit_insns_after): Never return NULL.
117 * basic-block.h (set_block_for_new_insns): Delete.
118 * cfgrtl.c (set_block_for_new_insns): Delete.
120 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
121 calls when crossjumping.
123 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
124 * unroll.c (copy_loop_body): Use delete_insn.
126 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
127 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
128 keep_stack_depressed): Likewise.
129 * gcse.c (cprop_cc0_jump): Likewise.
130 * local-alloc.c (update_equiv_regs): Likewise.
131 * loop.c (scan_loop, loop_delete_insns): Likewise.
132 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
133 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
134 delete_output_reload, delete_address_reloads_1,
135 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
137 * sibcall.c (replace_call_placeholder): Likewise.
138 * cse.c (cse_insn): Likewise.
140 2001-09-25 Bernd Schmidt <bernds@redhat.com>
142 From Graham Stott <grahams@redhat.com>
143 (def_builtin): Only define builtins appropriate for target_flags. All
145 (builtin_decsription): Add new field mask which is used to determine
146 when to define the builtin via the macro def_builtin.
148 (bdesc_comi): Initialise new mask fields.
149 (bdesc_2srg): Likewise.
150 (bdesc_1arg): Likewise.
152 * config/i386/i386.c (ix86_init_builtins): Correct return type
153 building v4hi_ftype_v4hi_int_int tree node.
154 (ix86_expand_sse_comi): Fix typo swapping operands.
155 Don't swap comparision condition, it is already swapped.
156 (ix86_expand_sse_compare): Before swapping operands
157 move operand 1 into new rtx and not the target rtx.
158 Don't swap comparison condition, it is already swapped.
159 Always check whether we need to create a new TARGET.
161 * config/i386/i386.md: (sse_comi) Fix typos.
162 (sse_ucomi): Likewise.
163 (cvtss2si): Fix operand 0 contraint.
164 (cvttss2si): Likewise.
165 (sse_unpckhps): Fix mode for operand 2.
166 (sse_unpcklps): Likewise.
168 2001-09-25 Graham Stott <grahams@redhat.com>
170 * sibcall.c (skip_copy_to_return_value): Tighten return value
173 2001-09-24 David Edelsohn <edelsohn@gnu.org>
175 * rs6000.c (lwa_operand): Address must be word aligned.
177 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
179 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
181 (type_hash_mark): Mark type itself.
183 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
185 * c-lex.c (cb_def_pragma): Update.
186 (c_lex): Update, and skip padding.
187 * cppexp.c (lex, parse_defined): Update, remove unused variable.
188 * cpphash.h (struct toklist): Delete.
190 (struct cpp_context): Update.
191 (struct cpp_reader): New members eof, avoid_paste.
192 (_cpp_temp_token): New.
193 * cppinit.c (cpp_create_reader): Update.
194 * cpplex.c (_cpp_temp_token): New.
195 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
196 (cpp_output_token): Don't print leading whitespace.
197 (cpp_output_line): Update.
198 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
199 do_include_common, do_line, do_ident, do_pragma,
200 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
201 parse_assertion): Update.
202 (get_token_no_padding): New.
203 * cpplib.h (CPP_PADDING): New.
204 (AVOID_LPASTE): Delete.
205 (struct cpp_token): New union member source.
206 (cpp_get_token): Update.
207 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
208 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
209 replace_args, quote_string, stringify_arg, parse_arg, next_context,
210 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
211 _cpp_backup_tokens, _cpp_create_definition): Update.
212 (push_arg_context): Delete.
213 (padding_token, push_token_context, push_ptoken_context): New.
214 (make_string_token, make_number_token): Update, rename.
215 (cpp_get_token): Update to handle tokens as pointers to const,
216 and insert padding appropriately.
217 * cppmain.c (struct printer): New member prev.
218 (check_multiline_token): Constify.
219 (do_preprocessing, cb_line_change): Update.
220 (scan_translation_unit): Update to handle spacing.
221 * scan-decls.c (get_a_token): New.
222 (skip_to_closing_brace, scan_decls): Update.
223 * fix-header.c (read_scan_file): Update.
225 * doc/cpp.texi: Update.
227 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
229 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
230 leak by passing malloc'ed pointer to reconcat, not concat.
232 2001-09-24 DJ Delorie <dj@redhat.com>
234 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
236 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
238 * flow.c (delete_dead_jumptables): Delete jumptable if the only
239 reference is from the literal pool.
241 2001-09-24 Janis Johnson <janis187@us.ibm.com>
243 * doc/install.texi (Final install): Request additional information
244 in mail about successful builds.
246 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
248 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
249 initial value of return pointer register instead of value in frame-20.
252 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
254 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
255 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
256 the libcall if there isn't a referenced identifier for the symbol.
258 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
260 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
261 non 64-bit machines. Use these as a plabel for the trampoline.
262 (TRAMPOLINE_SIZE): Adjust size for new words.
263 (INITIALIZE_TRAMPOLINE): Initialize new words.
264 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
265 pointer to the plabel in the trampoline.
267 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
269 * pa.c (function_arg): Pass floating arguments in both general and
270 floating registers in indirect (dynamic) calls when generating code
271 for the 32 bit ABI and the HP assembler.
273 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
275 * doc/install.texi: Markup fixes.
276 Use Solaris 2, SunOS 4 as appropriate.
277 (Specific, *-*-solaris2*): Explain this.
278 Unconditionally warn against /usr/ucb tools.
279 Remove Sun as warning, obsolete.
280 Move X11 header bug workaround here, update patches.
281 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
282 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
284 2001-09-23 Zack Weinberg <zack@codesourcery.com>
286 * errors.h (warning, error, fatal, internal_error): Don't mark
287 with ATTRIBUTE_PRINTF_n.
288 * toplev.h (internal_error, fatal_io_error, warning, error,
289 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
290 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
293 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
295 * function.c (pop_function_context_from): var_refs_queue
296 and temp slots now in GC memory.
297 (mark_function_status, free_after_compilation): Likewise;
298 also struct function now in GC memory.
299 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
300 (combine_temp_slots): Likewise.
301 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
302 (prepare_function_start): Use GC memory for struct function.
303 (mark_temp_slot): Deleted.
304 (gcc_mark_struct_function): struct function now in GC memory.
306 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
307 code for division, not modulus.
309 * rtl.def (MEM): Remove obsolete part of comment.
311 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
313 * c-format.c (init_function_format_info): Check __builtin_printf
314 and __builtin_fprintf even if -ffreestanding. Check C99 functions
317 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
319 * c-common.c (format_attribute_table): Remove decl.
320 * tree.h (format_attribute_table, lang_attribute_table): New decls.
321 (lang_attribute_common): Likewise.
323 * function.c (fix_lexical_address): Use set_mem_alias_set.
324 (expand_function_start): Likewise.
325 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
327 * varasm.c (output_constant): Fix unused variable warning.
329 * attribs.c: New file, from c-common.c.
330 (attribute_tables): Now four elements.
331 (format_attribute_table, lang_attribute_common): New variables.
332 (init_attributes): Reflect above changes.
333 (handle_mode_attribute): Delete check for wider than uintmax.
334 * c-common.c: Delete parts moved to attribs.c.
335 (enum attrs): Deleted; unused.
336 (c_format_attribute_table): New variable.
337 (c_common_lang_init): Initialize format_attribute_table with it.
338 * c-common.h (decl_attributes): Remove decl.
339 * tree.h (decl_attribute): Move it to here.
340 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
341 (attribs.o): New rule.
343 2001-09-22 Andreas Jaeger <aj@suse.de>
345 * builtins.c (c_getstr): Remove unused variable.
347 2001-09-21 Richard Henderson <rth@redhat.com>
349 * reload1.c (reload): Use delete_insn instead of splatting
352 2001-09-21 Richard Henderson <rth@redhat.com>
354 * reload.c (push_secondary_reload): Don't check for "=" in output
355 constraint after ""->ALL_REGS check.
357 2001-09-21 Richard Henderson <rth@redhat.com>
359 * predict.c (expected_value_to_br_prob): Use pc_set.
361 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
362 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
364 2001-09-21 Richard Henderson <rth@redhat.com>
366 * rtl.h (LCT_RETURNS_TWICE): New.
367 * calls.c (emit_call_1): Set current_function_calls_setjmp for
369 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
370 to ECF_RETURNS_TWICE.
371 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
374 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
376 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
379 2001-09-21 Richard Henderson <rth@redhat.com>
381 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
384 2001-09-21 Richard Henderson <rth@redhat.com>
386 * tree.def (FDESC_EXPR): New.
387 * expr.c (expand_expr): Handle it.
388 * varasm.c (initializer_constant_valid_p): Likewise.
389 (output_constant): Likewise.
390 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
391 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
392 (ASM_OUTPUT_FDESC): New.
393 * doc/tm.texi: Document the new macros.
395 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
397 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
398 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
399 once merging is complete.
401 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
403 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
405 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
407 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
408 that would be invalid after a merge.
410 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
412 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
413 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
415 (flow_delete_insn): This one.
416 (delete_insn_chain): Rename from ...; do not care labels.
417 (flow_delete_insn_chain): ... this one.
418 (flow_delete_block): Remove the insns one BB has been expunged.
419 (merge_blocks_nomove): Likewise.
420 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
421 updating BB boundaries.
422 (tidy_fallthru_edge): Likewise.
423 (commit_one_edge_insertion): Likewise.
424 * cfgbuild.c (find_basic_block): Likewise.
425 (find_basic_blocks_1): Likewise.
426 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
427 (try_crossjump_to_edge): Likewise.
428 (try_optimize_cfg): Likewise.
429 * cse.c (delete_trivially_dead_insns): Likewise.
430 * df.c (df_insn_delete): Likewise.
431 * doloop.c (doloop_modify): Use delete_related_insns.
432 * emit-rtl.c (try_split): Likewise.
433 (remove_insn): Update BB boundaries.
434 * expect.c (connect_post_landing_pads): Use delete_related_insns.
435 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
436 updating BB boundaries.
437 (propagate_block_delete_insn): Likewise.
438 (propagate_block_delete_libcall): Likewise.
439 * function.c (delete_handlers): Use delete_related_insns.
440 (thread_prologue_and_epilogue_insns): Likewise.
441 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
442 * genpeep.c (gen_peephole): Use delete_related_insns.
443 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
445 (find_cond_trap): Likewise.
446 * integrate.c (save_for_inline): Use delete_related_insns.
447 (copy_insn_list): Likewise.
448 * jump.c (pruge_linie_number_notes): Likewise.
449 (duplicate_loop_exit_test): Likewise.
450 (delete_computation): Likewise.
451 (delete_related_insn): Rename from ...; use delete_insn
452 (delete_insn): ... this one.
453 (redirect_jump): Use delete_related_insns.
454 * loop.c (scan_loop): Likewise.
455 (move_movables): Likewise.
456 (find_and_verify_loops): Likewise.
457 (check_dbra_loop): Likewise.
458 * recog.c (peephole2_optimize): Likewise.
459 * reg-stack.c (delete_insn_for_stacker): Remove.
460 (move_for_stack_reg): Use delete_insn.
461 * regmove.c (combine_stack_adjustments_for_block): Likewise.
462 * reload1.c (delete_address_reloads): Use delete_related_insns.
463 (fixup_abnormal_edges): Use delete_insn.
464 * recog.c (emit_delay_sequence): Use delete_related_insns.
465 (delete_from-delay_slot): Likewise.
466 (delete_scheduled_jump): likewise.
467 (optimize_skip): Likewise.
468 (try_merge_delay_insns): Likewise.
469 (full_simple_delay_slots): Likewise.
470 (fill_slots_from_thread): Likewise.
471 (relax_delay_slots): Likewise.
472 (make_return_insns): Likewise.
473 (dbr_schedule): Likewise.
474 * rtl.h (delete_insn): Rename to delete_related_insns.
475 (delete_insn, delete_insn_chain): New prototypes.
476 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
477 by df_insn_delete already.
478 * ssa-dce.c (delete_insn_bb): Use delete_insn.
479 * ssa.c (convert_from_ssa): Use delete_related_insns.
480 * unroll.c (unroll_loop): Likewise.
481 (calculate_giv_inc): Likewise.
482 (copy_loop_body): Likewise.
484 * i386-protos.h (ix86_libcall_value, ix86_function_value,
485 ix86_function_arg_regno_p, ix86_function_arg_boundary,
486 ix86_return_in_memory, ix86_function_value): Declare.
487 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
488 new static valurables.
489 (x86_64_reg_class): New enum
490 (x86_64_reg_class_name): New array.
491 (classify_argument, examine_argument, construct_container,
492 merge_classes): New static functions.
493 (optimization_options): Enable flag_omit_frame_pointer and disable
494 flag_pcc_struct_return on 64bit.
495 (ix86_libcall_value, ix86_function_value,
496 ix86_function_arg_regno_p, ix86_function_arg_boundary,
497 ix86_return_in_memory, ix86_function_value): New global functions.
498 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
499 (function_arg_advance): Handle x86_64 passing conventions.
500 (function_arg): Likewise.
501 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
502 (RETURN_IN_MEMORY): Move offline.
503 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
504 (FUNCTION_VALUE_REGNO_P): New macro.
505 (FUNCTION_ARG_REGNO_P): Move offline.
506 (struct ix86_args): Add maybe_vaarg.
507 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
508 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
510 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
512 * s390.md: Changed attributes for scheduling.
513 * s390.c: (s390_adjust_cost, s390_adjust_priority)
516 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
518 Table-driven attributes.
519 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
520 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
521 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
522 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
523 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
524 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
525 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
526 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
527 * tree.h (struct tree_decl): Change machine_attributes to
529 * doc/c-tree.texi: Document that all attributes are now attached
531 * c-common.c (add_attribute, attrtab, attrtab_idx,
532 default_valid_lang_attribute, valid_lang_attribute): Remove.
533 (attribute_tables, attributes_initialized,
534 c_common_attribute_table, default_lang_attribute_table): New
536 (handle_packed_attribute, handle_nocommon_attribute,
537 handle_common_attribute, handle_noreturn_attribute,
538 handle_unused_attribute, handle_const_attribute,
539 handle_transparent_union_attribute, handle_constructor_attribute,
540 handle_destructor_attribute, handle_mode_attribute,
541 handle_section_attribute, handle_aligned_attribute,
542 handle_weak_attribute, handle_alias_attribute,
543 handle_no_instrument_function_attribute,
544 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
545 handle_no_limit_stack_attribute, handle_pure_attribute): New
547 (init_attributes, decl_attributes): Rewrite to implement
548 table-driven attributes.
549 * c-common.h (enum attribute_flags): Move to tree.h.
550 * c-format.c (decl_handle_format_attribute,
551 decl_handle_format_arg_attribute): Rename to
552 handle_format_attribute and handle_format_arg_attribute. Update
553 for table-driven attributes.
554 * c-common.h (decl_handle_format_attribute,
555 decl_handle_format_arg_attribute): Remove prototypes.
556 (handle_format_attribute, handle_format_arg_attribute): Add
558 * c-decl.c (grokdeclarator): Handle attributes nested inside
560 * c-parse.in (setattrs, maybe_setattrs): Remove.
561 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
562 Update to handle nested attributes properly.
563 (maybe_resetattrs, after_type_declarator,
564 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
565 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
567 (make_pointer_declarator): Update to handle nested attributes
569 * doc/extend.texi: Update documentation of limits of attributes
570 syntax. Warn about problems with attribute semantics in C++.
571 * target.h (struct target): Remove valid_decl_attribute and
572 valid_type_attribute. Add attribute_table and
573 function_attribute_inlinable_p.
574 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
575 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
576 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
578 (TARGET_INITIALIZER): Update.
579 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
581 (function_attribute_inlinable_p): New function. Check for the
582 presence of any machine attributes before using
583 targetm.function_attribute_inlinable_p.
584 (function_cannot_inline_p): Update.
585 * Makefile.in (integrate.o): Update dependencies.
586 * doc/tm.texi: Update documentation of target attributes and
587 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
588 * tree.c (default_valid_attribute_p, valid_machine_attribute):
590 (default_target_attribute_table,
591 default_function_attribute_inlinable_p): New.
592 (lookup_attribute): Update comment to clarify handling of multiple
593 attributes with the same name.
594 (merge_attributes, attribute_list_contained): Allow multiple
595 attributes with the same name but different arguments to appear in
596 the same attribute list.
597 * tree.h (default_valid_attribute_p): Remove prototype.
598 (struct attribute_spec): New.
599 (default_target_attribute_table): Declare.
600 (enum attribute_flags): Move from c-common.h. Add
601 ATTR_FLAG_TYPE_IN_PLACE.
602 (default_function_attribute_inlinable_p): Declare.
603 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
604 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
605 (TARGET_ATTRIBUTE_TABLE): Define.
606 (vms_attribute_table): New.
607 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
608 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
609 (TARGET_ATTRIBUTE_TABLE): Define.
610 (arc_attribute_table, arc_handle_interrupt_attribute): New.
611 * config/arm/arm.c (arm_valid_type_attribute_p,
612 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
614 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
616 (TARGET_ATTRIBUTE_TABLE): Define.
617 (arm_attribute_table, arm_handle_fndecl_attribute,
618 arm_handle_isr_attribute): New.
619 * config/avr/avr.c (avr_valid_type_attribute,
620 avr_valid_decl_attribute): Remove.
621 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
623 (TARGET_ATTRIBUTE_TABLE): Define.
624 (avr_attribute_table, avr_handle_progmem_attribute,
625 avr_handle_fndecl_attribute): New.
626 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
627 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
628 (TARGET_ATTRIBUTE_TABLE): Define.
629 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
630 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
631 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
632 (TARGET_ATTRIBUTE_TABLE): Define.
633 (h8300_attribute_table, h8300_handle_fndecl_attribute,
634 h8300_handle_eightbit_data_attribute,
635 h8300_handle_tiny_data_attribute): New.
636 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
637 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
639 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
641 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
642 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
644 (TARGET_ATTRIBUTE_TABLE): Define.
645 (ix86_attribute_table, ix86_handle_cdecl_attribute,
646 ix86_handle_regparm_attribute): New.
647 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
648 i386_pe_valid_type_attribute_p): Remove.
649 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
650 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
651 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
652 (TARGET_ATTRIBUTE_TABLE): Define.
653 (ia64_attribute_table): New.
654 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
655 interrupt_ident2, model_ident1, model_ident2): Remove.
656 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
657 (TARGET_ATTRIBUTE_TABLE): Define.
658 (init_idents): Update.
659 (m32r_attribute_table, m32r_handle_model_attribute): New.
660 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
662 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
663 (TARGET_ATTRIBUTE_TABLE): Define.
664 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
665 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
666 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
667 (TARGET_ATTRIBUTE_TABLE): Define.
668 (mcore_attribute_table, mcore_handle_naked_attribute): New.
669 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
670 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
671 (TARGET_ATTRIBUTE_TABLE): Define.
672 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
673 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
674 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
675 (TARGET_ATTRIBUTE_TABLE): Define.
676 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
677 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
678 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
679 (TARGET_ATTRIBUTE_TABLE): Define.
680 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
681 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
683 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
685 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
686 (TARGET_ATTRIBUTE_TABLE): Define.
687 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
689 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
690 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
691 (TARGET_ATTRIBUTE_TABLE): Define.
692 (v850_attribute_table, v850_handle_interrupt_attribute,
693 v850_handle_data_area_attribute): New.
694 * config/v850/v850-c.c (mark_current_function_as_interrupt):
695 Return void. Call decl_attributes instead of
696 valid_machine_attribute.
698 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
700 * sh-protos.h (sh_pr_n_sets): Declare.
701 * sh.c (calc_live_regs): If the initial value for PR has been copied,
702 look at the copy to determine if PR needs to be saved.
703 sh_pr_n_sets: New function.
704 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
705 (ALLOCATE_INITIAL_VALUE): Define.
707 * sh.c (initial_elimination_offset):
708 Fix RETURN_ADDRESS_POINTER_REGNUM case.
710 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
712 * integrate.c (allocate_initial_values): New function.
713 * integrate.h (allocate_initial_values): Declare.
714 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
716 * reload1.c (reload): And initialization of reg_equiv_memory_loc
718 * toplev.c (rest_of_compilation): To here.
719 Call allocate_initial_values.
720 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
722 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
724 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
726 2001-09-20 DJ Delorie <dj@redhat.com>
728 * c-typeck.c (really_start_incremental_init): Discriminate
729 between zero-length arrays and flexible arrays.
730 (push_init_level): Detect zero-length arrays and handle them
731 like fixed-sized arrays.
732 * expr.c (store_constructor): Handle zero-length arrays and
733 flexible arrays correctly.
734 * doc/extend.texi: Update zero-length array notes.
736 2001-09-20 Jim Wilson <wilson@redhat.com>
738 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
739 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
740 for issue port conflicts.
741 (cycle_end_fill_slots): TYPE_L instructions take two slots.
743 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
745 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
748 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
750 * fold-const.c (hashtab.h): Include.
751 (int_const_binop): Remove FORSIZE arg and compute from type; all
753 Call size_int_type_wide for all single-word constants.
754 (size_htab_hash, size_htab_eq): New functions.
755 (size_int_type_wide): Rework to use hash table.
756 * ggc-common.c (hashtab.h): Include.
757 (struct d_htab_root): New struct.
758 (d_htab_roots): New variable.
759 (ggc_add_deletable_htab, ggc_htab_delete): New functions
760 (ggc_mark_roots): Handle deletable htabs.
761 * ggc-page.c (ggc_marked_p): New function.
762 * ggc-simple.c (ggc_marked_p): Likewise.
763 * ggc.h: Reformatting throughout.
764 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
765 * tree.c (init_obstacks): Make type_hash_table a deletable root.
766 (type_hash_add): Allocate struct type_hash from GC memory.
767 (mark_hash_entry, mark_type_hash): Deleted.
768 (type_hash_marked_p, type_hash_mark): New functions.
769 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
771 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
773 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
776 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
778 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
779 array-too-large test for signed sizetype.
781 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
783 * i386.md (indirect_jump): Allow Pmode operand.
784 (tablejump): LIkewise; perform expansion to 64bit mode.
785 * i386.c (symbolic_operand): Allow 64bit PIC references.
786 (pic_symbolic_operand): Likewise.
787 (ix86_find_base_term): Strip the 64bit PIC references.
788 (legitimate_pic_address_disp_p): Handle 64bit PIC.
789 (legitimize_pic_address): Likewise.
790 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
791 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
793 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
795 * stringpool.c (get_identifier_with_length): New function.
796 * tree.h (get_identifier_with_length): New prototype.
798 2001-09-19 Alan Modra <amodra@bigpond.net.au>
799 David Edelsohn <edelsohn@gnu.org>
802 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
803 already sign-extended.
805 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
806 * config/rs6000/rs6000.c (logical_operand): Always compare op as
808 (rs6000_emit_set_long_const): Avoid unnecessary shift.
809 (output_profile_hook): Declare label_name const.
810 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
811 to match constraints.
813 2001-09-19 Stan Shebs <shebs@apple.com>
815 * alias.c: Fix typos in comments.
816 * sched-rgn.c (init_ready_list): Ditto.
817 * unwind-dw2.c (uw_frame_state_for): Ditto.
818 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
819 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
820 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
822 2001-09-19 Richard Henderson <rth@redhat.com>
824 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
826 * Makefile.in (cfg.o): Depend on TM_P_H.
828 2001-09-19 Richard Henderson <rth@redhat.com>
830 * config/alpha/alpha.c (local_symbol_p): Split out from ...
831 (local_symbolic_operand): ... here.
832 (small_symbolic_operand): Check mode.
833 (global_symbolic_operand): New.
834 (input_operand): Reject symbolics if explicit relocs.
835 (call_operand): Tidy.
836 (alpha_legitimize_address): Use movdi_er_high_g.
837 (alpha_expand_mov): Likewise.
838 * config/alpha/alpha-protos.h: Update.
839 * config/alpha/alpha.h (PREDICATE_CODES): Update.
840 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
841 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
842 (UNSPECV_LDGP2): Remove.
843 (all call patterns): Use 's' not 'i' for symbolic constraint.
844 (call_osf call_value_osf): Use call_operand.
845 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
846 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
847 (prologue_ldgp_1_er): Remove.
848 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
849 (builtin_setjmp_receiver_er patterns): Use them.
850 (exception_receiver_er): Likewise.
852 2001-09-19 Richard Henderson <rth@redhat.com>
854 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
856 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
857 and NON_LOCAL_GOTO notes.
858 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
859 copy over CALL_INSN_FUNCTION_USAGE.
861 2001-09-18 Catherine Moore <clm@redhat.com>
863 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
866 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
868 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
869 new-style tm_file specification. Specify correct tm_p_file,
870 md_file, and out_file for s390x.
872 * config/s390/linux.h, linux64.h: Don't include other target
873 macro header files. Now handled via tm_file.
875 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
876 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
877 are defined before use.
879 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
881 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
882 code generation only for Gnu assembler.
884 2001-09-18 Catherine Moore <clm@redhat.com>
886 * config/stormy16 (LIB_SPEC): Remove -lnosys.
888 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
890 * config/mips/mips.c (mips_frame_set): New.
891 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
892 a parallel frame-related expression with a set for each register.
894 2001-09-18 Philip Blundell <philb@gnu.org>
896 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
899 2001-09-17 Dale Johannesen <dalej@apple.com>
901 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
902 * config/rs6000/aix.h (FIXED_R2): Define.
903 * config/rs6000/darwin.h (FIXED_R2): Define.
904 * config/rs6000/sysv4.h (FIXED_R2): Define.
906 2001-09-17 Jeff Sturm <jsturm@one-point.com>
908 * except.c (dw2_build_landing_pads): New local
909 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
910 barrier after clobbers. Fixes c++/4012.
912 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
914 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
916 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
918 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
919 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
921 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
923 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
926 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
928 * cpphash.h (_cpp_lex_direct): New.
929 * cpplex.c (_cpp_lex_token): Update.
930 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
931 and increment that pointer.
932 * cppmacro.c (alloc_expansion_token): New.
933 (lex_expansion_token): Lex macro expansion directly into
936 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
938 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
940 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
942 * basic-block.h (free_bb_for_insn): Declare.
943 * bb-reorder.c (label_for_bb): Use block_label.
944 (emit_jump_to_block_after): Remove.
945 (insert_intra_1): Do not update block_for_insn.
946 (insert_inter_bb_scope_notes): Likewise; update bb->end
947 * cfg.c (free_bb_for_insn): New.
948 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
949 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
950 (commit_one_edge_insertion): Likewise.
951 (commit_one_edge_insertion): Do not update BB boundary.
952 (commit_edge_insertions): Do not call compute_bb_for_insn.
953 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
954 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
955 (merge_blocks_move_successor_nojumps): Likewise.
956 (try_crossjump_to_edge): Do not update block_for_insn.
957 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
958 * df.c (df_pattern_emit_later): Do not update BB boundary.
959 (df_jump_pattern_emit_after): Likewise.
960 (df_insn_move_before): Use emit_insn_before.
961 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
963 (add_insn_after, add_insn_before, emit_insns_after): Update BB
964 boundaries and basic_block_for_insn.
965 (reorder_insns_nobb): Rename from reorder_insns.
966 (reorder_insns): New.
967 (emit_block_insn_before, emit_block_insn_after): Kill.
968 * flow.c (check_function_return_warnings): Do not call
969 compute_bb_for_insn; Do not free basic_block_for_insn.
970 (attempt_auto_inc): Do not update basic_block_for_insn.
971 * function.c (emit_return_into_block): Likewise;
972 do not update BB boundaries.
973 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
974 (insert_insn_end_bb): Use emit_insn_before; Likewise.
975 (pre_insert_copy_insn): Likewise.
976 (update_ld_motion_notes): Likewise.
977 (insert_insn_start_bb): Likewise.
978 (replace_store_insn): Likewise.
979 * ifcvt.c (noce_process_if_block): Likewise.
980 (if_convert): Do not call compute_bb_for_insn.
981 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
982 Use emit_insn_before and emit_insn_after.
983 * recog.c (split_all_insns): Do not update BB boundaries;
984 Do not call compute_bb_for_insn.
985 (peephole2_optimize): Do not update BB boundaries.
986 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
988 (emit_swap_insn): Likewise.
989 (convert_regs_1): Likewise.
990 * reload1.c (reload): Call compute_bb_for_insn.
991 * rtl.h (reorder_insns_nobb): Declare.
992 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
993 * toplev.c (rest_of_compilation): Call free_bb_for_insn
994 at places CFG is invalidated; do not call compute_bb_for_insn.
996 * cfg.c (expunge_block): Invalidate BB structure.
998 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
1001 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
1003 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1005 * cpphash.h (_cpp_lex_token): Update prototype.
1006 * cpplex.c (_cpp_lex_token): New prototype.
1007 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
1008 lex_macro_node, read_flag, do_pragma_poison): Update.
1009 * cppmacro.c (cpp_get_token, parse_params,
1010 lex_expansion_token): Update.
1012 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
1014 * cppmain.c (scan_translation_unit): Don't worry about
1015 putting a space after hashes.
1016 * cpplib.c (directive_diagnostics): New.
1017 (_cpp_handle_directive): Update to use directive_diagnostics.
1018 (run_directive): Don't toggle prevent_expansion.
1019 (do_line): Backup in case of the line extension.
1020 * cpplib.h (cpp_lexer_pos): Remove.
1021 * cppmacro.c (_cpp_create_definition): Precede a leading #
1024 2001-09-15 Richard Henderson <rth@redhat.com>
1026 * c-typeck.c (comptypes): Handle zero-length arrays properly.
1028 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1030 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
1032 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1034 PR preprocessor/3571
1035 * tradcpp.c (handle_directive): Skip non-vertical space.
1037 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1039 * cppmain.c (setup_callbacks): Set line callback only
1040 if outputting preprocessed source.
1042 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1044 * collect2.c (main): Const-ification.
1045 * gcc.c (translate_options, process_command): Use xstrdup in
1046 lieu of xmalloc/strcpy.
1047 (main): Use concat in lieu of xmalloc/strcpy/strcat.
1049 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1051 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
1054 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1056 * scan-decls.c (scan_decls): Fix typo.
1058 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
1060 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
1061 Split mlstring_pos into mls_line and mls_col.
1062 * cppinit.c (cpp_create_reader): Initialize line to 1.
1063 (cpp_destroy): Free tokenruns.
1064 (push_include): Don't update lexer_pos.
1065 * cpplex.c (unterminated, parse_string): Update.
1066 (lex_token): Don't update lexer_pos, update.
1067 * cpplib.c (if_stack): Save line instead of line + col.
1068 (start_directive, _cpp_do__Pragma, do_else, do_elif,
1069 push_conditional, _cpp_pop_buffer): Update.
1070 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
1071 (_cpp_create_definition): Update.
1073 2001-09-15 Eric Christopher <echristo@redhat.com>
1075 * config/mips/abi64.h: Add support for MEABI.
1077 2001-09-15 Eric Christopher <echristo@redhat.com>
1079 * config/mips/mips.md: Add unspec #2.
1081 (reload_outdi): Ditto.
1082 (reload_outsi): Ditto.
1085 2001-09-15 Eric Christopher <echristo@redhat.com>
1086 Jason Eckhardt <jle@redhat.com>
1088 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
1089 * config/mips/isa32-linux.h: New file.
1090 * config/mips/isa3264.h: Ditto.
1091 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
1092 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
1093 (output_block_mode): Support MEABI.
1094 (function_arg): Ditto. Fix floating point arg passing.
1095 (mips_va_start): Ditto.
1096 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
1098 (mips_asm_file_start): Add new section to pass abi to gdb.
1099 (function_arg_pass_by_reference): Support MEABI.
1100 (mips_parse_cpu): Support mips32 and mips64 processors.
1101 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
1102 TARGET_MIPS5KC. Support isa32 and isa64.
1103 (processor_type): Add r4kc, r5kc, r20kc.
1104 (GENERATE_MULT3_SI): New.
1105 (GENERATE_MULT3_DI): Ditto.
1106 (GENERATE_MULT3): Remove.
1107 (ISA_HAS_64BIT_REGS): Add isa == 64.
1108 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
1109 (ISA_HAS_MADD_MSUB): New.
1110 (ISA_HAS_CLZ_CLO): Ditto.
1111 (ISA_HAS_DCLZ_DCLO): Ditto.
1112 (ABI_GAS_ASM_SPEC): New.
1113 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
1116 (SUBTARGET_CC1_SPEC): Ditto.
1117 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
1118 (PAD_VARARGS_DOWN): Support MEABI.
1119 (HARD_REGNO_NREGS): Move to mips.c.
1120 (ASM_OUTPUT_IDENT): Add #undef.
1121 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
1122 (mulsi3): Use GENERATE_MULT3_SI.
1123 (mulsi3_mult3): Ditto. Support mips32, mips64.
1124 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
1125 (mul_sub_si): New pattern.
1126 (unnamed splitters): New.
1127 (muldi3): Use GENERATE_MULT3_DI.
1128 (muldi3_internal2): Ditto.
1129 (movdicc): Support mips32.
1130 * config/mips/t-isa3264: New file.
1132 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
1134 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
1135 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
1136 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
1138 * reorg.c (fill_slots_from_thread): After call to
1139 steal_delay_list_from_target, update own_thread as new_thread may
1142 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
1144 * cpperror.c (print_location): Take line and column, for
1145 default positioning use the previously lexed token.
1146 (_cpp_begin_message): Take line and column.
1147 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1148 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
1149 * cpphash.h (_cpp_begin_message): Update prototype.
1150 * cppinit.c (push_include): Don't set output line.
1151 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
1152 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
1153 (do_pragma): Kludge for front ends. Don't expand macros at all.
1154 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
1155 (struct cpp_token): Remove output_line.
1156 (struct cpp_callbacks): New member line_change.
1157 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
1158 cpp_get_token): Preserve BOL flag.
1159 (cpp_get_line): Remove.
1160 (_cpp_backup_tokens): Remove useless abort().
1161 * cppmain.c (cb_line_change): New.
1162 (scan_translation_unit): Don't worry about starting new lines here.
1163 * scan-decls.c (scan_decls): Update.
1164 * c-lex.c (c_lex, init_c_lex): Update.
1165 (cb_line_change, src_lineno): New.
1167 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
1169 * tree.c (append_random_chars): Generate the random
1170 characters in a reproducable fashion.
1172 2001-09-14 Richard Henderson <rth@redhat.com>
1174 * config/i386/i386.c (internal_label_prefix): New.
1175 (internal_label_prefix_len): New.
1176 (override_options): Set them.
1177 (local_symbolic_operand): New.
1178 (legitimate_pic_address_disp_p): Use it.
1179 (legitimize_pic_address): Likewise.
1181 2001-09-14 Marc Espie <espie@openbsd.org>
1183 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
1186 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1188 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
1189 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
1191 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
1193 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
1194 invocation of SUBREG_REGNO_OFFSET.
1196 * haifa-sched.c: Fix typo in FSF copyright statement.
1197 * sched-deps.c: Fix typo in FSF copyright statement.
1198 * sched-ebb.c: Fix typo in FSF copyright statement.
1199 * sched-rgn.c: Fix typo in FSF copyright statement.
1200 * sched-vis.c: Fix typo in FSF copyright statement.
1202 * config.gcc: Move inclusion of arm elf specific header files
1203 from the files themselves into the tm_file variable. Make
1204 sure that elfos.h is included before target specific elf
1206 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
1208 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
1209 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
1210 ASM_OUTPUT_CASE_LABEL): Protect definition.
1211 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
1212 not already defined.
1213 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
1214 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
1215 Remove duplicate definition.
1216 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
1217 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
1218 (RDATA_SECTION_FUNCTION): Remove redundant definition.
1219 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
1220 Remove inclusion of arm/elf.h.
1221 * config/arm/unknown-elf.h: as for conix-elf.h.
1222 (STARTFILE_SPEC): Include crti.o and crtn.o.
1223 * config/arm/linux-elf.h: as for conix-elf.h.
1224 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
1225 * config/arm/strongarm-elf.h: Remove inclusion of
1227 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
1228 * config/arm/unknown-elf-oabi.h: Remove inclusion of
1229 unknown-elf.h and elf.h.
1230 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
1231 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
1232 ASM_WEAKEN_LABEL): Remove redundant definition.
1233 * config/arm/elf.h: Test for inclusion of elfos.h
1234 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
1235 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
1236 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
1237 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
1238 redundant definition.
1239 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
1240 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
1241 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
1242 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
1243 Add rules to build crti.o and crtn.o
1244 * crti.asm: New file.
1245 * crtn.asm: New file.
1247 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
1249 * c-parse.in (_yylex): Use _cpp_backup_tokens.
1250 * cpphash.h (struct tokenrun): Add prev.
1251 (struct lexer_state): Remove bol.
1252 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
1253 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
1255 * cppinit.c (cpp_create_reader): Don't set bol.
1256 (cpp_destroy): Don't free lookaheads.
1257 * cpplex.c (lex_directive): Remove.
1258 (next_tokenrun): Update.
1259 (_cpp_lex_token): Clean up logic.
1260 (lex_token): Update to return a pointer to lexed token, since it
1261 can move to the start of the buffer. Simpify newline handling.
1262 * cpplib.c (SEEN_EOL): Update.
1263 (skip_rest_of_line): Remove lookahead stuff.
1264 (end_directive): Line numbers are already incremented. Revert
1265 to start of lexed token buffer if we can.
1266 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
1267 parse_answer): Use _cpp_backup_tokens.
1268 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
1269 instead. Don't check for EOL.
1270 (do_include_common, do_line, do_pragma_system_header): Use
1272 * cpplib.h (BOL, _cpp_backup_tokens): New.
1273 * cppmacro.c (save_lookahead_token, take_lookahead_token,
1274 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
1275 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
1276 (builtin_macro): Don't use cpp_get_line.
1277 (cpp_get_line): Short term kludge.
1278 (parse_arg): Handle directives in arguments here. Back up when
1279 appropriate. Store EOF at end of argument list.
1280 (funlike_invocation_p): Use _cpp_backup_tokens.
1281 (push_arg_context): Account for EOF at end of list.
1282 (cpp_get_token): Remove lookahead stuff. Update.
1284 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1286 * c-parse.in (yyerror): Const-ification and/or static-ization.
1287 * c-typeck.c (push_member_name): Likewise.
1288 * collect2.c (main): Likewise.
1289 * dbxout.c (dbxout_parms): Likewise.
1290 * diagnostic.c (format_with_decl): Likewise.
1291 * dwarf2out.c (output_ranges): Likewise.
1292 * dwarfout.c (fundamental_type_code): Likewise.
1293 * except.c (dw2_output_call_site_table): Likewise.
1294 * gcc.c (do_spec_1): Likewise.
1295 * genopinit.c (optabs): Likewise.
1296 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
1297 gen_declaration_1, handle_impent): Likewise.
1298 * protoize.c (default_include, in_system_include_dir, abspath):
1300 * sched-vis.c (visualize_stall_cycles): Likewise.
1301 * sdbout.c (plain_type_1, sdbout_end_function,
1302 sdbout_end_epilogue): Likewise.
1303 * varasm.c (decode_reg_name): Likewise.
1305 * 1750a.c (mod_regno_adjust): Likewise.
1306 * alpha.c (alpha_write_one_linkage,
1307 unicosmk_output_default_externs): Likewise.
1308 * arm.c (arm_condition_codes): Likewise.
1309 * arm.h (arm_condition_codes): Likewise.
1310 * avr.c (output_movsisf, encode_section_info): Likewise.
1311 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
1313 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1314 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
1315 * m88k.c (output_function_profiler): Likewise.
1316 * mips.c (mips_output_conditional_branch): Likewise.
1317 * ns32k.c (ns32k_out_reg_names): Likewise.
1318 * ns32k.h (ns32k_out_reg_names): Likewise.
1319 * pj.c (pj_output_rval): Likewise.
1320 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
1321 * sparc.c (sparc_flat_function_prologue,
1322 sparc_flat_function_epilogue): Likewise.
1324 2001-09-13 Markus Werle <numerical.simulation@web.de>
1325 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1327 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
1328 Aachen University of Technology".
1330 2001-09-13 Andreas Schwab <schwab@suse.de>
1332 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
1335 2001-09-13 Richard Henderson <rth@redhat.com>
1337 * config/alpha/alpha.c (small_symbolic_operand): New.
1338 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
1339 (some_operand, input_operand): Don't handle HIGH.
1340 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
1341 (alpha_expand_mov): Likewise.
1342 (print_operand) [H]: Just print HIGH symbol.
1343 (print_operand_address): Handle small data.
1344 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
1345 (TARGET_SWITCHES): Add -msmall-data/large-data.
1346 (PIC_OFFSET_TABLE_REGNUM): New.
1347 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
1348 (PREDICATE_COES): Update.
1349 * config/alpha/alpha.md (adddi_er_high): New.
1350 (adddi_er_low): Handle small data.
1351 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
1352 prefer .sdata to .rodata.
1353 (SELECT_RTX_SECTION): Likewise.
1355 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
1357 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
1358 defining __size_t and leaving size_t undefined.
1360 2001-09-12 Diego Novillo <dnovillo@redhat.com>
1362 * basic-block.h (expunge_block): Declare.
1363 * cfg.c (expunge_block): Remove static declaration.
1365 2001-09-12 Richard Henderson <rth@redhat.com>
1367 * integrate.c (copy_insn_list): Copy label name from
1368 NOTE_INSN_DELETED_LABEL.
1370 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1372 * c-common.c (c_tree_code_name): Const-ification.
1373 * c-decl.c (c_decode_option): Likewise.
1374 * c-typeck.c (warn_for_assignment): Likewise.
1375 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
1377 * cppinit.c (output_deps): Likewise.
1378 * dependence.c (dependence_string, direction_string): Likewise.
1379 * dwarf2out.c (output_ranges): Likewise.
1380 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
1381 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
1382 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
1383 standard_startfile_prefix, standard_startfile_prefix_1,
1384 standard_startfile_prefix_2, tooldir_base_prefix,
1385 standard_bindir_prefix, find_a_file): Likewise.
1386 * genattrtab.c (make_length_attrs): Likewise.
1387 * gencheck.c (tree_codes): Likewise.
1388 * genemit.c (gen_split): Likewise.
1389 * genrecog.c (special_mode_pred_table): Likewise.
1390 * graph.c (graph_ext): Likewise.
1391 * protoize (default_include): Likewise.
1392 * reload.c (reload_when_needed_name): Likewise.
1393 * sched-vis.c (visualize_stall_cycles): Likewise.
1394 * tlink.c (recompile_files): Likewise.
1395 * toplev.c (decode_g_option): Likewise.
1396 * tradcpp.c (output_deps): Likewise.
1397 * varasm.c (decode_reg_name): Likewise.
1399 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
1402 * avr.c (avr_regnames, encode_section_info): Likewise.
1403 * c4x.c (float_reg_names): Likewise.
1404 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
1405 * elfos.h (const_section): Likewise.
1406 * i386.c (ix86_comp_type_attributes): Likewise.
1407 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
1408 * ia64/aix.h (UNIQUE_SECTION): Likewise.
1409 * ia64.c (type_names): Likewise.
1410 * m68hc11.c (reg_class_names): Likewise.
1411 * m88k.c (m_options): Likewise.
1412 * mips.c (mips_output_conditional_branch, mips_unique_section):
1414 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1415 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
1416 ultra_code_names): Likewise.
1417 * sparc.h (OVERRIDE_OPTIONS): Likewise.
1419 2001-09-12 Jakub Jelinek <jakub@redhat.com>
1421 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
1422 Use --fatal-warnings option for gas.
1423 * configure: Rebuilt.
1425 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1427 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
1429 2001-09-11 Jim Wilson <wilson@redhat.com>
1431 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
1433 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1435 * builtins.c (c_strlen): Treat an offset too large for a
1436 HOST_WIDE_INT as out of range.
1438 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
1440 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
1441 (EDGE_CRITICAL_P): New predicate.
1442 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
1444 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
1445 (dump_edge_info): Remove "crit".
1446 * cfganal.c (mark_critical_edges): Kill.
1447 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
1448 * cfgcleanup.c (cleanup_cfg): Likewise.
1449 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
1450 (find_spanning_tree): Likewise.
1451 * reg-stack.c (convert_regs_1): Likewise.
1452 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
1454 * basic-block.h (create_basic_block_structure): New.
1455 (create_basic_block): Update prototype.
1456 (force_nonfallthru): New.
1457 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
1458 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
1459 handle updating of block_for_insn, creating of empty BBs and BBs at
1460 the end of INSN chain.
1461 (create_basic_block): New function.
1462 (split_block): Use create_basic_block.
1463 (force_nonfallthru_and_redirect): Break out from ...; cleanup
1464 (redirect_edge_and_branch_force): ... here.
1465 (force_nonfallthru): New.
1466 (split_edge): Rewrite to use force_nonfallthru and create_block.
1467 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
1468 (find_basic_blocks): Free basic_block_for_insn.
1469 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
1471 * cfg.c: Fix formating.
1472 * cfgcleanup.c: Fix formating.
1473 (merge_blocks, tail_recursion_label_p): Return bool.
1474 (merge_blocks_move_predecessor_nojumps,
1475 merge_blocks_move_successor_nojumps): Return void.
1477 2001-09-11 Jakub Jelinek <jakub@redhat.com>
1479 * configure.in: Check whether assembler supports section merging.
1480 * config.in: Rebuilt.
1481 * configure: Rebuilt.
1482 * varasm.c (variable_section, output_constant_pool): Pass alignment
1483 to SELECT_SECTION and SELECT_RTX_SECTION.
1484 (mergeable_string_section): New.
1485 (mergeable_constant_section): New.
1486 (default_elf_asm_named_section): Output SECTION_MERGE and
1487 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1488 * output.h (mergeable_string_section): New.
1489 (mergeable_constant_section): New.
1490 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
1491 * toplev.c (flag_merge_constants): New.
1492 (f_options): Add -fmerge-constants and -fmerge-all-constants
1494 (toplev_main): Default to -fno-merge-constants if not optimizing.
1495 * flags.h (flag_merge_constants): Add extern.
1496 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
1497 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
1499 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
1500 Define if assembler has working .subsection -1 support.
1501 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
1502 Put constant into special SHF_MERGE sections if the linker should
1503 attempt to merge duplicates.
1504 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
1506 Put constant into special SHF_MERGE sections if the linker should
1507 attempt to merge duplicates.
1508 * config/alpha/elf.h: Likewise.
1509 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
1510 has working .subsection -1 support.
1511 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
1513 * config/svr3.h: Likewise.
1514 * config/darwin.h: Likewise.
1515 * config/arm/aof.h: Likewise.
1516 * config/arm/linux-elf.h: Likewise.
1517 * config/avr/avr.h: Likewise.
1518 * config/c4x/c4x.h: Likewise.
1519 * config/d30v/d30v.h: Likewise.
1520 * config/i386/dgux.h: Likewise.
1521 * config/i386/osfrose.h: Likewise.
1522 * config/i386/sco5.h: Likewise.
1523 * config/i386/svr3gas.h: Likewise.
1524 * config/ia64/aix.h: Likewise.
1525 * config/m32r/m32r.h: Likewise.
1526 * config/m68k/m68k.h: Likewise.
1527 * config/m88k/dgux.h: Likewise.
1528 * config/m88k/m88k.h: Likewise.
1529 * config/mcore/mcore-pe.h: Likewise.
1530 * config/mips/mips.h: Likewise.
1531 * config/pa/pa.h: Likewise.
1532 * config/pa/pa-linux.h: Likewise.
1533 * config/romp/romp.h: Likewise.
1534 * config/rs6000/sysv4.h: Likewise.
1535 * config/rs6000/xcoff.h: Likewise.
1536 * config/s390/linux.h: Likewise.
1537 * config/sparc/sparc.h: Likewise.
1538 * config/sparc/sysv4.h: Likewise.
1539 * config/stormy16/stormy16.h: Likewise.
1540 * config/v850/v850.h: Likewise.
1541 * config/vax/vms.h: Likewise.
1542 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
1543 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
1544 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
1545 default_elf_asm_named_section for SHF_MERGE sections.
1547 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
1549 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
1552 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
1554 * c-common.c (split_specs_attrs): Allow for empty attributes with
1555 empty TREE_PURPOSE. Fixes PR c/4294.
1557 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
1559 * basic-block.h (cached_make_edge, make_single_succ): New.
1560 (make_edge): Remove first parameter.
1561 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
1562 * cfg.c (cached_make_edge): Rename from make_edge; return newly
1563 created edge; use obstack allocation.
1564 (make_edge, make_single_succ_edge): New.
1565 (first_removed_edge): New static variable.
1566 (init_flow): Initialize first_removed_edge and n_edges.
1567 (clear_edges): Use remove_edge.
1568 (flow_delete_block): Likewise.
1569 (remove_edge): Add removed edges to the removed edges list.
1570 (split_block, redirect_edge_and_branch_force, split_edge):
1572 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
1573 (add_noreturn_fake_exit_edges): Likewise.
1574 (connect_infinite_loops_to_exit): Liekwise.
1575 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
1576 Use cached_make_edge.
1577 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
1578 * profile.c (branch_prob): Update make_edge call.
1579 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1581 2001-09-11 Richard Henderson <rth@redhat.com>
1583 * config/alpha/alpha.c: Tidy formatting.
1584 (local_symbolic_operand): Verify mode.
1585 (alpha_sa_mask): Ignore unicos for eh_return.
1586 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
1587 * config/alpha/alpha.md (umk divsi patterns): Remove.
1588 (extendsfdf2): Remove unicos check.
1589 (tablejump): Merge vms and unicos code; always use direct set
1592 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1594 * config.gcc (alpha*-*-unicosmk*): New target.
1596 * config/alpha/alpha-protos.h (symbolic_operand,
1597 unicosmk_add_call_info_word, unicosmk_add_extern,
1598 unicosmk_defer_case_vector, unicosmk_unique_section,
1599 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
1600 unicosmk_asm_file_start, unicosmk_asm_file_end,
1601 unicosmk_output_common): Declare.
1603 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
1604 direct_return, function_arg, alpha_va_start, alpha_va_arg,
1605 alpha_does_function_need_gp, alpha_end_function): Support Cray
1607 (alpha_init_machine_status, alpha_mark_machine_status,
1608 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
1609 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
1610 unicosmk_asm_named_section, unicosmk_insert_attributes,
1611 unicosmk_section_type_flags, symbolic_operand,
1612 unicosmk_output_module_name, unicosmk_output_default_externs,
1613 unicosmk_output_dex, unicosmk_output_externs,
1614 unicosmk_output_addr_vec, unicosmk_ssib_name,
1615 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
1616 unicosmk_asm_file_end, unicosmk_output_common,
1617 unicosmk_section_type_flags, unicosmk_unique_section,
1618 unicosmk_add_call_info_word, unicosmk_text_section,
1619 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
1620 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
1621 unicosmk_dex_count, unicosmk_special_name): New.
1622 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
1623 TARGET_ABI_UNICOSMK.
1624 (get_aligned_mem, alpha_expand_unaligned_load,
1625 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
1626 alpha_expand_unaligned_store_words): Support big-endian mode.
1627 (print_operand): Likewise. New format specifier 't'. Use
1628 TARGET_AS_SLASH_BEFORE_SUFFIX.
1629 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
1630 (alpha_pv_save_size): Update with above change.
1631 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
1632 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
1635 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
1636 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
1637 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
1638 (EXTRA_CONSTRAINT): New constraint 'U'.
1639 (PREDICATE_CODES): Add symbolic_operand.
1641 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
1642 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
1643 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
1644 (integer division and modulus patterns): Split in default and
1646 (*divmodsi_internal, *divmoddi_internal): Disable for
1647 TARGET_ABI_UNICOSMK.
1648 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
1649 little-endian and big-endian versions.
1650 (ext, ins, msk): Likewise.
1651 (extv, extzv, insv): Support big-endian mode.
1652 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
1653 (call_umk, call_value_umk, *call_umk, tablejump_umk,
1654 *tablejump_umk_internal, *call_value_umk): New.
1655 (*movdi_nofix): Add pattern for loading an address into a register on
1656 TARGET_ABI_UNICOSMK.
1657 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
1658 (umk_mismatch_args, arg_home_umk): New.
1659 (various insns): Don't use mov, fmov, nop, fnop and unop.
1660 (realign): Support TARGET_ABI_UNICOSMK.
1662 * config/alpha/unicosmk.h: New file.
1663 * config/alpha/t-unicosmk: New file.
1665 * fixinc/inclhack.def (unicosmk_restrict): New.
1666 * fixinc/fixincl.x: Regenerate.
1668 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
1669 (wchar_t): Check for and define __WCHAR_T__.
1671 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
1673 * combine.c (simplify_shift_const): Treat shifts by the mode
1676 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
1678 * cpphash.h (struct tokenrun): New.
1679 (struct cpp_context): New member bol.
1680 (struct cpp_reader): New members.
1681 (_cpp_init_tokenrun): New.
1682 * cppinit.c (cpp_create_reader): Set up the token runs.
1683 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
1684 (lex_token): New internalised version of _cpp_lex_token. Don't
1685 handle directives or the multiple include opimisation here any
1686 more. Simply lex a token.
1687 * cpplib.c (run_directive): Clear bol.
1688 (_cpp_pop_buffer): Set bol.
1689 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
1692 2001-09-11 Michael Meissner <meissner@redhat.com>
1694 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
1695 give an error if the user uses -mfp32.
1696 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
1698 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
1699 floating point register size.
1700 (EXTRA_SPECS): Add CPP_FPR_SPEC.
1702 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
1703 HOST_WIDE_INT_PRINT_DEC to properly print the result of
1705 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1706 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
1708 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
1710 * dbxout.c (dbxout_parms): Fix typo in comment.
1711 * unroll.c (loop_find_equiv_value): Ditto.
1712 * toplev.c (rest_of_compilation): Ditto.
1713 * loop.c (scan_loop): Ditto.
1714 * dwarf2out.c (struct dw_fde_struct): Ditto.
1716 2001-09-10 Zack Weinberg <zackw@panix.com>
1718 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
1719 copying identifier when we're just going to throw it away.
1720 (parse_identifier_slow): New routine to handle abnormal cases.
1721 (_cpp_lex_token): Update call site.
1723 * hashtable.c (ht_lookup): Don't assume that the string we've
1724 been given is NUL-terminated.
1725 * system.h: #define __builtin_expect(a, b) to (a) if not
1728 2001-09-10 Michael Meissner <meissner@redhat.com>
1730 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
1733 2001-09-10 David Edelsohn <edelsohn@gnu.org>
1735 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
1737 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1739 * builtins.c (c_getstr): Correct thinko in last change and further
1742 2001-09-10 Tim Freeman <tim@fungibole.com>
1744 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
1745 into varray's and register them as roots with the garbage
1746 collector so they are not collected too soon.
1748 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
1750 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
1752 * basic-block.h (flow_obstack, label_value_list,
1753 tail_recursion_label_list): Declare
1754 (tidy_fallthru_edges): Declare.
1755 (expunge_block, last_loop_beg_note): Delete.
1756 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
1758 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
1759 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
1760 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
1761 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
1762 expunge_block, flow_delete_block, compute_bb_for_insn,
1763 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
1764 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
1765 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
1766 try_redirect_by_replacing_jump, last_loop_beg_note,
1767 redirect_edge_and_branch, redirect_edge_and_branch_force,
1768 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
1769 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
1770 commit_edge_insertions, dump_flow_info, debug_flow_info,
1771 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
1772 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
1773 Move here from flow.c
1774 * cfganal.c: New file.
1775 (forwarder_block_p, can_fallthru, mark_critical_edges,
1776 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
1777 find_unreachable_blocks, create_edge_list, free_edge_list,
1778 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
1779 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
1780 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
1781 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
1782 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
1783 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
1784 Move here from flow.c
1785 * cfgbuild.c: New file
1786 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
1787 make_edges, find_basic_blocks_1, find_basic_blocks,
1788 find_sub_basic_blocks): Move here from flow.c
1789 * cfgcleanup.c: New file.
1790 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
1791 merge_blocks_move_predecessor_nojumps,
1792 merge_blocks_move_successor_nojumps, merge_blocks,
1793 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
1794 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
1795 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
1797 * cfgloop.c: New file
1798 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
1799 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
1800 flow_loop_exit_edges_find, flow_loop_nodes_find,
1801 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1802 flow_loop_tree_node_add, flow_loops_tree_build,
1803 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
1804 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
1805 Move here from flow.c
1806 * flow.c: Remove everything moved elsewhere
1807 * output.h (cleanup_cfg): Return bool.
1809 * bb-reorder.c (reorder_block_def): Remove 'index'.
1810 (insert_intra_1): Add argument BB, set block for new note.
1811 (make_reorder_chain): Do not depdent on BB indexes.
1812 (make_reorder_chain_1): Do not use BB indexes.
1813 (label_for_bb): Likewise; set BB for new insn.
1814 (emit_jump_to_block_after): Likewise.
1815 (fixup_reoder_chain): Sanity check that all basic blocks
1816 are chained; verify newly created insn chain; remove
1817 undocnitional jump simplifying; Do not use BB indexes;
1818 properly initialize count and frequency information;
1819 dump reordered sequence.
1820 (insert_intra_bb_scope_notes): update call of insert_intra_1.
1821 (insert_inter_bb_scope_notes): Set block for new insn.
1822 (reorder_basic_blocks): Dump flow info before reoredering.
1824 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1826 * alias.c (clear_reg_alias_info): Use K&R format definition.
1827 Avoid unsigned warning.
1828 * builtins.c: Use "unsigned int", not "unsigned".
1829 (target_char_cast): Use host_integerp and tree_low_cst.
1830 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
1831 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
1832 (c_getstr): Likewise.
1833 (std_expand_builtin_va_arg): Use int_size_in_bytes.
1834 (builtin_memcpy_read_str): Avoid unsigned warning.
1835 (expand_builtin_memcpy): Alignments are unsigned.
1836 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
1837 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
1838 * predict.c (expensive_function_p): LIMIT now unsigned.
1839 * resource.c (mark_target_live_regs): Make some vars unsigned.
1840 * sdbout.c: Use "unsigned int", not "unsigned".
1841 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
1842 (sdbout_source_line): Likewise.
1843 (sdbout_record_type_name): Remove "const" for NAME declaration.
1844 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
1846 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
1848 * calls.c (store_one_arg): Expand comment.
1850 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1852 * calls.c (store_one_arg): Make sure that the entire argument is
1853 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
1855 2001-09-09 Richard Henderson <rth@redhat.com>
1857 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
1859 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
1861 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
1863 2001-09-09 Richard Henderson <rth@redhat.com>
1865 * config/alpha/alpha.c (alpha_next_sequence_number): New.
1866 (alpha_this_literal_sequence_number): New.
1867 (alpha_this_gpdisp_sequence_number): New.
1868 (some_operand, input_operand): Add HIGH.
1869 (local_symbolic_operand): New.
1870 (alpha_encode_section_info): New.
1871 (alpha_legitimate_address_p): Allow LO_SUM.
1872 (alpha_legitimize_address): Generate HIGH+LO_SUM.
1873 (alpha_expand_mov): Likewise.
1874 (secondary_reload_class): Check memory_operand not general_operand
1876 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
1877 (alpha_expand_unaligned_store): Likewise.
1878 (alpha_expand_unaligned_load_words): Likewise.
1879 (alpha_expand_unaligned_store_words): Likewise.
1880 (alpha_expand_block_clear): Likewise.
1881 (print_operand): Handle %#, %*, %H.
1882 (print_operand_address): Handle LO_SUM.
1884 (alpha_does_function_need_gp): Use it.
1885 (alpha_expand_block_move): Fix signed compare warnings.
1886 (alpha_sa_mask, alpha_align_insns): Likewise.
1887 * config/alpha/alpha-protos.h: Update.
1888 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
1889 (MASK_EXPLICIT_RELOCS): New.
1890 (TARGET_SWITCHES): Add -mexplicit-relocs.
1891 (EXTRA_CONSTRAINT): Add 'T'.
1892 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
1893 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
1894 (ENCODE_SECTION_INFO): Out line.
1895 (REDO_SECTION_INFO_P): New.
1896 (STRIP_NAME_ENCODING): New.
1897 (ASM_OUTPUT_LABELREF): New.
1898 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
1899 (PREDICATE_CODES): Update.
1900 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
1901 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
1902 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
1903 builtin_setjmp_receiver_er, exception_receiver_1_er,
1904 call_value_osf_1_er): New patterns.
1905 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
1906 (movqi, movhi, movsi): Add explicit $31 base register to lda.
1907 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
1908 (FINAL_PRESCAN_INSN): New.
1910 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
1912 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
1914 2001-09-08 Andreas Jaeger <aj@suse.de>
1916 * i386.h (TARGET_SWITCHES): Fix description.
1918 2001-09-07 David Edelsohn <edelsohn@gnu.org>
1920 * rs6000.c (num_insns_constant): Compute number of instructions
1923 * doc/install.texi: Explain AIX exception handling work-around.
1924 Update URL for AIX fixes.
1926 2001-09-07 Jim Wilson <wilson@redhat.com>
1928 * alias.c (clear_reg_alias_info): New.
1929 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
1930 * rtl.h (clear_reg_alias_info): Declare.
1932 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1934 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
1936 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
1937 (m16m,edivm,emulm): Change declaration to match definition.
1939 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1941 * reload.c (push_reload): Check for subreg_lowpart_p instead of
1942 SUBREG_BYTE being 0 when determining if the inner part of a subreg
1945 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
1947 * c-common.c (signed_or_unsigned_type): Handle machine mode types
1948 which have no corresponding C type.
1949 * fold_const.c (target_isinf,target_isnan,target_negative): Update
1950 the representation of 64-bit doubles to work with 64-bit ints.
1952 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
1954 * config/mips/mips.c (override_options): Do not override ISA when ABI
1955 specified if MIPS_CPU_STRING_DEFAULT was specified.
1957 2001-09-07 Richard Henderson <rth@redhat.com>
1959 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
1960 (express_from_1): Wrap lines.
1961 * rtlanal.c (commutative_operand_precedence): Rename from
1962 operand_preference; export.
1963 * rtl.h: Declare it.
1964 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
1965 (simplify_binary_operation): Invoke simplify_plus_minus on
1966 (CONST (PLUS ...)) as well.
1967 (struct simplify_plus_minus_op_data): New.
1968 (simplify_plus_minus_op_data_cmp): New.
1969 (simplify_plus_minus): Use them. Avoid infinite recursion with
1970 simplify_binary_operation wrt CONST.
1972 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
1974 * h8300-protos.h (general_operand_dst_push): Remove.
1975 * h8300.c (general_operand_dst_push): Likewise.
1976 * h8300.h (OK_FOR_T): Likewise.
1977 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
1978 * h8300.md (pushqi_h8300): New.
1979 (pushqi_h8300hs): Likewise.
1981 (pushhi_h8300): Likewise.
1982 (pushhi_h8300hs): Likewise.
1985 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1987 * genattrtab.c (attr_printf): First arg is unsigned.
1988 Clean up formatting of callers.
1990 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
1992 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
1995 2001-09-07 Andreas Jaeger <aj@suse.de>
1997 * i386.h (TARGET_SWITCHES): Fix descriptions.
1999 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2001 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
2003 2001-09-06 Ira Ruben <ira@apple.com>
2005 Remove OP_IDENTIFIER.
2006 * tree.def (OP_IDENTIFIER): Remove.
2007 * tree.c (tree_node_kind enum): Remove op_id_kind.
2008 (tree_node_kind_names): Remove "op_identifiers".
2009 (make_node): Remove OP_IDENTIFIER test.
2010 (build_op_identifier): Removed because it isn't being used.
2011 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
2012 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
2014 2001-09-06 Richard Henderson <rth@redhat.com>
2016 * simplify-rtx.c (simplify_binary_operation): Revert last change.
2018 2001-09-06 Richard Henderson <rth@redhat.com>
2020 * simplify-rtx.c (simplify_binary_operation): Simplify contents
2023 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2025 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
2026 number used for CR register.
2028 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2029 Joern Rennecke (amylaar@cygnus.com)
2031 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
2032 * h8300.c (initial_offset): Handle offset between RP and FP.
2033 (h8300_return_addr_rtx): New function.
2034 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
2036 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
2037 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
2038 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
2039 (CAN_ELIMINATE, REGISTER_NAMES):
2040 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
2042 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
2044 Remove TYPE_NONCOPIED_PARTS.
2045 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
2046 (struct tree_type): Remove noncopied_parts.
2047 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
2048 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
2049 (fixed_type_p): Remove.
2050 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
2051 (expand_expr, MODIFY_EXPR): Likewise.
2052 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
2053 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
2055 2001-09-06 Alan Modra <amodra@bigpond.net.au>
2057 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
2059 (mask64_operand): Likewise.
2060 (includes_rldic_lshift_p): Likewise.
2061 (includes_rldicr_lshift_p): Likewise.
2063 2001-09-05 Ziemowit Laski <zlaski@apple.com>
2065 * objc/objc-act.c (build_message_expr): If a class method cannot
2066 be found, do not issue a warning if a corresponding instance
2067 method exists in the root class.
2069 2001-09-05 Richard Henderson <rth@redhat.com>
2071 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
2073 2001-09-05 Zack Weinberg <zack@codesourcery.com>
2075 * function.c (ggc_mark_struct_function): Mark f->outer.
2076 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
2077 * integrate.c (output_inline_function): ... not here.
2079 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
2081 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
2083 * i386.c (size_cost): New static variable.
2084 (override_function): Use size_cost when -Os is specified.
2086 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
2087 properly; Use current_function_calls_eh_return.
2088 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
2089 use leave to avoid depdendancy chain.
2091 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
2092 get BB loop_depth instead of computing it from LOOP notes.
2094 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
2096 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
2098 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2099 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2100 UNALIGNED_DOUBLE_INT_ASM_OP): Define
2102 2001-09-05 Jeffrey A Law (law@cygnus.com)
2103 Jason Merrill (jason@redhat.com)
2105 * stor-layout.c (layout_type): Complain if an array's size can
2106 not be represented in a size_t.
2108 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
2110 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
2112 * gcc.c: (process_command) Add parentheses around assignment
2113 used as truth value.
2115 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2117 * config/mips/mips.c (save_restore_insns): Don't mark any register
2118 save slots as unchanging if current_function_calls_eh_return.
2120 2001-09-05 Richard Henderson <rth@redhat.com>
2122 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
2123 * config/alpha/alpha-protos.h: Declare it.
2124 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
2125 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
2126 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
2127 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
2128 (REG_OK_FOR_BASE_P): Select one of the above.
2130 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
2132 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
2133 (crti.o): Prefix name of object file with $(T).
2136 2001-09-05 David S. Miller <davem@redhat.com>
2138 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
2139 * config/sparc/linux64.h: Likewise.
2141 2001-09-05 Andreas Jaeger <aj@suse.de>
2143 * doc/invoke.texi (i386 Options): -mwide-multiply is not
2144 available anymore, remove the documentation.
2145 (i386 Options): Fix typo, cleanup index entries.
2147 * prefix.c (concat): Remove, we can use the version from liberty.
2149 2001-09-05 Richard Henderson <rth@redhat.com>
2151 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
2152 New functions split out of md file expanders.
2153 * config/alpha/alpha-protos.h: Declare them.
2154 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
2156 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
2158 * cppmacro.c (funlike_invocation_p): No need to restore context.
2160 2001-09-04 Richard Henderson <rth@redhat.com>
2162 * reload.c (push_reload): Export.
2163 * reload.h (push_reload): Declare it.
2165 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
2166 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2167 * config/alpha/alpha.c (alpha_legitimize_address): New.
2168 (alpha_legitimize_reload_address): Likewise.
2169 * config/alpha/alpha-protos.h: Declare them.
2171 2001-09-04 Stan Shebs <shebs@apple.com>
2173 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
2174 * config/darwin.c (machopic_stub_name): Account for internally
2175 generated lib calls such as memcpy.
2177 2001-09-04 Richard Henderson <rth@redhat.com>
2179 * unwind.h (_UA_END_OF_STACK): New flag.
2180 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
2182 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
2184 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
2186 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
2188 * config/mips/mips.c (save_restore_insns): Change base_offset to
2189 fp_offset in second call to mips_emit_frame_related_store.
2191 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
2193 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
2194 sometimes be represented as a NOTE of type
2195 NOTE_INSN_DELETED_LABEL.
2196 (Insns): Document NOTE_INSN_DELETED_LABEL.
2198 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
2200 * c-common.h (tree_dump_index): Add more comments.
2201 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
2202 (dump_option_value_info): New struct.
2203 (dump_options): New array.
2204 (dump_switch_p): Parse switch options symbolically.
2205 * doc/invoke.texi (-fdump-ast): Rename to ...
2206 (-fdump-tree): ... here. Document that options are symbolic, and
2207 not all are applicable.
2209 2001-09-04 David S. Miller <davem@redhat.com>
2211 * config/sparc/sparc.md (define_splits): Kill constraints.
2213 Cleanup redundant and unused insn attributes.
2214 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
2215 binary, and move. Mark ialu as default.
2216 (commented out define_function_unit "alu"): Kill.
2217 (define_attr "use_clobbered"): Kill.
2218 (whole file): Kill address insn type references. Replace
2219 all unary/binary/move references with ialu.
2220 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
2221 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
2224 Simplify length insn attribute and make more judicious use
2225 of insn attribute defaulting.
2226 * config/sparc/sparc.md (all insns with length > one): Mark as
2227 insn type multi if real instructions, else use default if
2228 it is a forced splitter.
2229 (all insns with length == one): Use default insn length.
2230 (all insns of type ialu): Use default insn type.
2232 Fix erroneous insn attribute settings.
2233 (addx): Set insn type to misc.
2234 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
2235 const_umulsidi3_sp64): Set insn type to imul.
2237 Track SFmode vs DFmode insns according to UltraSPARC
2239 * config/sparc/sparc.md ("fptype"): New attribute, default
2241 (all DFmode single insns): Mark as fptype "double".
2243 2001-09-03 Jakub Jelinek <jakub@redhat.com>
2245 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
2247 2001-09-03 Richard Henderson <rth@redhat.com>
2249 * function.h (struct function): Add arg_pointer_save_area_init.
2250 * function.c (expand_function_end): Init arg_pointer_save_area.
2251 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
2252 when called from a nested function.
2254 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
2256 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
2259 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2261 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
2263 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
2265 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
2266 (emit_push_insn): Use specified padding direction when
2267 STACK_PUSH_CODE is POST_INC.
2269 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
2271 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2273 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
2275 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
2277 * cppinit.c (cpp_start_read): Free the imacros list as we
2278 traverse it. Don't free the chains before returning.
2279 (_cpp_push_next_buffer): Only try pushing buffers if we've
2280 completed -imacros handling.
2282 2001-08-31 Eric Christopher <echristo@redhat.com>
2284 * gcc.c (handle_braces): Add explaination for abort.
2286 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
2288 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
2289 move adjustment of bitpos instead.
2291 2001-08-31 Zack Weinberg <zack@codesourcery.com>
2293 * function.c: Remove all_functions. Make outer_function_chain
2295 (init_function_start): Don't add new function structure to
2297 (find_function_data, push_function_context_to,
2298 pop_function_context_from, put_var_into_stack,
2299 trampoline_address): Update for changed structure element names.
2300 (push_function_context_to): Disentangle.
2301 (free_after_compilation): Also free F.
2302 (expand_dummy_function_end): Don't free cfun here.
2303 (put_var_into_stack): Comment why we can't use find_function_data here.
2304 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
2305 (mark_function_chain): Split into maybe_mark_struct_function and
2306 ggc_mark_struct_function. Export the latter.
2307 (init_function_once): Mark from cfun and outer_function_chain;
2310 * function.h (struct function): Kill next_global. Rename next
2311 to outer. All users updated to match.
2312 (all_functions, outer_function_chain): Don't declare.
2314 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
2315 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
2316 don't touch f->inlinable, after calling rest_of_compilation.
2318 * tree.h: Forward-declare struct function. Prototype
2319 ggc_mark_struct_function.
2321 2001-08-31 Kazu Hirata <kazu@hxi.com>
2323 * config/h8300/h8300.md (*andorhi3): Fix typos.
2325 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2327 * calls.c (emit_library_call_value): Don't use a fixed
2328 argument after VA_CLOSE, i.e. out of scope in traditional C.
2330 * emit-rtl.c (gen_rtvec): Likewise.
2332 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2334 * Makefile.in (c-pragma.o): Depend on output.h.
2335 (reorg.o): Depend on except.h.
2337 * c-pragma.c: Include output.h.
2339 * reorg.c: Include except.h.
2341 * unwind-dw2.c: Call __builtin_alloca, not alloca.
2343 2001-08-31 Richard Henderson <rth@redhat.com>
2345 * sched-deps.c (add_dependence): Don't elide dependancy if the
2346 conditional used by insn is modified in elem.
2348 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
2350 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
2352 2001-08-31 Diego Novillo <dnovillo@redhat.com>
2354 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
2357 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2359 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
2361 (stormy16_asm_out_constructor): New function.
2362 (TARGET_ASM_CONSTRUCTOR): Define.
2363 (TARGET_ASM_DESTRUCTOR): Define.
2365 2001-08-31 Andreas Jaeger <aj@suse.de>
2367 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
2368 * loop.c (add_label_notes): Likewise.
2369 * reload.c (find_reloads): Likewise.
2370 * config/sh/sh.c (machine_dependent_reorg): Likewise.
2372 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
2374 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
2375 code here. Take _Unwind_{W,Sw}ord*.
2376 (read_encoded_value_with_base): Use them.
2377 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
2379 (extract_cie_info): Simplify read_?leb128 handling.
2380 (execute_stack_op, execute_cfa_program): Likewise.
2381 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
2383 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
2385 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
2386 the frame pointer to pop the stack if convenient.
2388 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
2389 Don't use post-increment before combine.
2390 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
2391 a call-saved register.
2393 2001-08-31 Andreas Jaeger <aj@suse.de>
2395 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
2398 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
2400 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
2401 not DIV/MOD, of course.
2403 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
2405 * rtl.def: Undo my patch commited 2001-08-27.
2407 * genattrtab.c: Ditto.
2411 * sched-int.h: Ditto.
2413 * target-def.h: Ditto.
2417 * haifa-sched.c: Ditto.
2419 * sched-rgn.c: Ditto.
2421 * sched-vis.c: Ditto.
2423 * Makefile.in: Ditto.
2425 * doc/md.texi: Ditto.
2427 * doc/tm.texi: Ditto.
2429 * doc/contrib.texi: Ditto.
2431 * doc/gcc.texi: Ditto.
2433 * genattrtab.h: Remove it.
2435 * genautomata.c: Remove it.
2437 * genattr.c: Undo my patch and Richard Henderson's patch commited
2440 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
2442 * config.gcc (h8300-*-elf*): New case.
2443 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
2444 (SUBTARGET_CPP_SPEC): Define.
2445 (EXTRA_SPECS): Define.
2446 (SUBTARGET_EXTRA_SPECS): Define.
2447 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
2448 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
2450 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
2452 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
2453 (LIB2FUNCS_EXTRA): Define.
2454 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
2455 config/h8300/fixunssfsi.c: New file.
2457 2001-08-30 Kazu Hirata <kazu@hxi.com>
2459 * config/h8300/h8300.md (zero_extendqihi2): Changes to
2460 define_expand to accomodate target-specific attributes.
2461 (anonymous zero_extendqihi2 patterns): New.
2463 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
2465 * h8300.md (*andorhi3): New pattern.
2467 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
2469 * h8300.c (dosize): Fix test for "sub".
2471 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
2473 * c-typeck.c (pointer_diff): Try to eliminate common term before
2476 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
2478 * config/arm/arm.c (arm_compute_initial_elimination_offset):
2479 Account for the saves of the FP registers.
2481 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
2482 (TEXT_SECTION_ASM_OP): Define.
2483 (INIT_SECTION_ASM_OP): Define.
2484 (FINI_SECTION_ASM_OP): Define.
2485 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
2486 (RDATA_SECTION_FUNCITON): Provide prototype.
2488 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
2490 * reload1.c (move2add_note_store): Correct typo checking for
2493 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
2495 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
2496 note should not be considered outside the libcall block.
2498 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2500 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
2502 2001-08-29 Kazu Hirata <kazu@hxi.com>
2504 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
2506 2001-08-29 Kazu Hirata <kazu@hxi.com>
2508 * config/h8300/h8300-protos.h: Add a prototype for
2510 * config/h8300/h8300.c (emit_logical_op): New.
2511 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
2518 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
2520 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
2521 comparison with rtx INTVAL.
2522 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
2524 * pa.h (FUNCTION_ARG_SIZE): Likewise.
2526 2001-08-29 Kazu Hirata <kazu@hxi.com>
2528 * config/h8300/lib1funcs.asm: Update the copyright. Fix
2531 2001-08-29 Kazu Hirata <kazu@hxi.com>
2533 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
2534 (reg n) to (mem (pre_dec (reg n))
2535 (anonymous movsi pattern): Likewise.
2537 2001-08-29 Kazu Hirata <kazu@hxi.com>
2539 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
2541 2001-08-29 Kazu Hirata <kazu@hxi.com>
2543 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
2544 several special constants.
2546 2001-08-29 Kazu Hirata <kazu@hxi.com>
2548 * config/h8300/lib1funcs.asm: Fix comment typos.
2550 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2552 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
2553 Fix format specifier warnings.
2555 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
2556 inet_makeaddr, semctl): Prototype.
2558 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
2559 (save_restore_insns): Use base_offset, not gp_offset.
2561 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
2562 (ASM_OUTPUT_BYTE): Fix format specifier warning.
2564 2001-08-29 Richard Henderson <rth@redhat.com>
2566 * bb-reorder.c (function_tail_eff_head): New.
2567 (record_effective_endpoints): Set it.
2568 (fixup_reorder_chain): Use it.
2570 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2572 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
2574 2001-08-28 Dale Johannesen <dalej@apple.com>
2576 * config/darwin.c (machopic_function_base_name): Add const
2577 qualifier to a string.
2578 (darwin_encode_section_info): Ditto.
2580 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2582 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
2583 function definition.
2585 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2587 * df.h (struct df): Add rts_order variable.
2589 * df.c (df_visit_next_rts): New function.
2590 (df_visit_next): Renamed to df_visit_next_rc
2591 (df_analyse_1): Allocate/compute/free rts_order as well.
2592 (df_rd_global_compute): Use df_visit_next_rc instead of
2594 (df_ru_global_compute): Use df_visit_next_rts instead of
2597 * flow.c (flow_reverse_top_sort_order_compute): New function.
2599 * basic-block.h: Add prototype.
2601 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
2603 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
2604 blocks, the BB_REACHABLE is now set, rather than aux being
2605 non-NULL. Update the test to reflect this.
2607 2001-08-28 Eric Christopher <echristo@redhat.com>
2609 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
2610 config/mips/crti.asm: Ditto.
2612 2001-08-28 Eric Christopher <echristo@redhat.com>
2613 Richard Henderson <rth@redhat.com>
2615 * c-pragma.h (add_weak): Move prototype from here...
2616 * output.h (add_weak): ... to here.
2617 * varasm.c (add_weak): Fix typo.
2618 * config/mips/crti.asm: New file.
2619 * config/mips/crtn.asm: Ditto.
2620 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
2621 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
2622 (INVOKE__main): Ditto.
2623 (INIT_SECTION_ASM_OP): New.
2624 (FINI_SECTION_ASM_OP): Ditto.
2625 (STARTFILE_SPEC): Add crti.
2626 (ENDFILE_SPEC): Add crtn.
2627 * config/mips/elf64.h: Same.
2628 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
2630 * config/mips/vxworks.h: Ditto.
2631 * config/mips/t-elf: Support crti and crtn.
2633 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
2635 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
2638 2001-08-28 Richard Henderson <rth@redhat.com>
2640 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
2641 (one_cmplbi2 splitter): Remove redundant test.
2643 2001-08-28 Dale Johannesen <dalej@apple.com>
2645 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
2647 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
2649 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
2651 2001-08-28 Stan Shebs <shebs@apple.com>
2653 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
2654 (UNALIGNED_SHORT_ASM_OP): Define.
2655 (UNALIGNED_INT_ASM_OP): Define.
2657 2001-08-28 Will Cohen <wcohen@redhat.com>
2659 * config/rs6000/rs6000.md (store_multiple): Correct RTL
2660 generation for first set.
2662 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2664 * flow.c (redirect_edge_succ_nodup): Return new edge.
2665 (try_simplify_condjump): Use new edge.
2666 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
2668 * cse.c (cse_basic_block): Skip note instructions.
2670 2001-08-27 Richard Henderson <rth@redhat.com>
2672 * combine.c (combine_simplify_rtx): Don't reverse condition
2673 if there is no reverse for the condition.
2674 (simplify_comparison): Don't simplify subregs from INT to FP.
2676 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
2677 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
2678 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
2679 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
2680 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
2681 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
2683 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2685 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
2686 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
2688 (adddi_dilshr32, adddi_dishl32): Only data register can be
2689 source for mem destination.
2691 * expmed.c (store_bit_field): Ignore adjustment to bitpos
2692 and use bitnum to decide about register move.
2694 2001-08-27 Richard Henderson <rth@redhat.com>
2696 * genattr.c (main): Emit state_t even when not doing scheduling.
2698 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2699 Richard Henderson <rth@redhat.com>
2701 * gcse.c (reg_first_set, reg_last_set): Replace with ...
2702 (reg_avail_info, current_bb): ... these.
2703 (oprs_unchanged_p, record_last_reg_set_info): Use them.
2704 (compute_hash_table): Likewise.
2706 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
2708 * flow.c (verify_flow_info): Use checksums to verify edges.
2710 2001-08-27 Richard Henderson <rth@redhat.com>
2712 * genautomata.c (expand_automata): Always create a description.
2714 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2716 * optabs.c (expand_binop): Correctly handle the carry in multiword
2717 add/subtract operations.
2719 2001-08-27 Fred Fish <fnf@be.com>
2721 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
2724 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
2726 * reload.c (find_reloads_toplev): Back out this change:
2728 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
2730 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
2731 mem if the address is a mode_dependent_address_p.
2733 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2735 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
2736 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
2737 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
2740 * genattr.c (main): New variable num_insn_reservations. Increase
2741 it if there is DEFINE_INSN_RESERVATION. Output automaton based
2742 pipeline hazard recognizer interface.
2744 * genattrtab.h: New file.
2746 * genattrtab.c: Include genattrtab.h.
2747 (attr_printf, check_attr_test, make_internal_attr,
2748 make_numeric_value): Move protypes into genattrtab.h. Define them
2750 (num_dfa_decls): New global variable.
2751 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
2752 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
2753 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
2754 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
2756 * genautomata.c: New file.
2758 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
2760 * sched-int.h: (curr_state): Add the external definition for
2761 automaton pipeline interface.
2762 (haifa_insn_data): Add comments for members blockage and units.
2764 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2765 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2766 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2767 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2768 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2769 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2770 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
2772 (TARGET_SCHED): Use the new macros.
2774 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
2775 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
2776 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
2777 dfa_bubble): New members in gcc_target.sched.
2779 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
2780 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
2781 (insn_queue): Redefine it as pointer to array.
2782 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
2784 (max_insn_queue_index_macro_value): New variable.
2785 (curr_state, dfa_state_size, ready_try): New varaibles for
2786 automaton interface.
2787 (ready_element, ready_remove, max_issue): New function prototypes
2788 for automaton interface.
2789 (choose_ready): New function prototype.
2790 (insn_unit, blockage_range): Add comments.
2791 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
2792 FUNCTION_UNITS_SIZE == 0.
2793 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
2794 actual_hazard, potential_hazard): Add comments.
2795 (insn_cost): Use cost -1 as undefined value. Remove
2796 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
2798 (ready_element, ready_remove): New functions for automaton
2800 (schedule_insn): Add new code for automaton pipeline interface.
2801 (queue_to_ready): Add new code for automaton pipeline interface.
2802 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
2803 (debug_ready_list): Print newline when the queue is empty.
2804 (max_issue): New function for automaton pipeline interface.
2805 (choose_ready): New function.
2806 (schedule_block): Add new code for automaton pipeline interface.
2807 Print ready list before scheduling each insn.
2808 (sched_init): Add new code for automaton pipeline interface.
2809 Initiate insn cost by -1.
2810 (sched_finish): Free the current automaton state and finalize
2811 automaton pipeline interface.
2813 * sched-rgn.c: Include target.h.
2814 (init_ready_list, new_ready, debug_dependencies): Add new code for
2815 automaton pipeline interface.
2817 * sched-vis.c: Include target.h.
2818 (get_visual_tbl_length): Add code for automaton interface.
2819 (target_units, print_block_visualization): Add comments.
2821 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
2822 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
2823 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
2824 (getruntime.o, genautomata.o): New entries.
2825 (genattrtab.o): Add new dependency file genattrtab.h.
2826 (genattrtab): Add new dependencies. Link it with `libm.a'.
2827 (getruntime.o, hashtab.o): New entries for canadian cross.
2829 * doc/md.texi: Description of automaton based model.
2831 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
2833 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
2834 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
2835 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
2836 TARGET_SCHED_DFA_POST_CYCLE_INSN,
2837 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
2838 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
2839 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
2841 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
2842 MAX_DFA_ISSUE_RATE): New macro descriptions.
2844 * doc/contrib.texi: Add dfa based scheduler contribution.
2846 * doc/gcc.texi: Add more information about genattrtab.
2848 2001-08-27 Diego Novillo <dnovillo@redhat.com>
2850 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
2853 2001-08-27 Richard Henderson <rth@redhat.com>
2855 * function.c (expand_function_end): Don't init arg_pointer_save_area.
2856 (get_arg_pointer_save_area): New. Create an init it here.
2857 (fix_lexical_addr): Use it.
2858 * function.h: Declare it.
2859 * builtins.c (expand_builtin_setjmp_receiver): Use it.
2860 * stmt.c (expand_nl_goto_receiver): Use it.
2862 2001-08-27 Richard Henderson <rth@redhat.com>
2864 * final.c (final_scan_insn): Don't enter APP_ON mode for
2867 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
2868 alignment for assemble_integer for DW_EH_PE_aligned.
2869 * except.c (output_function_exception_table): Likewise.
2871 2001-08-26 Andreas Jaeger <aj@suse.de>
2873 * c-tree.h: Add prototyp for c_sizeof_nowarn.
2875 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
2877 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
2879 2001-08-27 Alan Modra <amodra@bigpond.net.au>
2881 * config/rs6000/rs6000.c (mask_operand): Rewrite without
2883 (mask64_operand): Likewise.
2884 (rldic_operand): Delete.
2885 (includes_lshift64_p): Delete.
2886 (includes_rldic_lshift_p): New function.
2887 (includes_rldicr_lshift_p): New function.
2888 (print_operand): Don't call rldic_operand in case 'W'.
2889 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
2890 (includes_lshift64_p): Remove.
2891 (includes_rldic_lshift_p): Declare.
2892 (includes_rldicr_lshift_p): Declare.
2893 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
2894 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
2895 Replace match_operand rldic_operand predicate with
2896 const_int_operand. Replace includes_lshift64_p condition with
2897 includes_rldic_lshift_p.
2898 <ashldi3_internal 64 bit rldicr patterns>: New.
2900 2001-08-27 Andreas Jaeger <aj@suse.de>
2902 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
2903 * errors.c: Likewise.
2904 * final.c: Likewise.
2905 * dwarf2asm.c: Likewise.
2906 * doprint.c (checkit): Likewise.
2907 * diagnostic.c: Likewise.
2908 * collect2.c: Likewise.
2909 * calls.c: Likewise.
2910 * c-semantics.c (build_stmt): Likewise.
2911 * c-format.c (status_warning): Likewise.
2912 * c-errors.c (pedwarn_c99): Likewise.
2913 * builtins.c (validate_arglist): Likewise.
2914 * config/pj/pj.c (pj_printf): Likewise.
2915 * fix-header.c: Likewise.
2917 * gcov.c (fnotice): Likewise.
2918 * gensupport.c (message_with_line): Likewise.
2919 * mips-tfile.c: Likewise.
2920 * protoize.c (notice): Likewise.
2921 * read-rtl.c (fatal_with_file_and_line): Likewise.
2922 * rtl-error.c: Likewise.
2923 * tradcpp.c: Likewise.
2925 * cp/tree.c (build_min_nt): Likewise.
2926 (build_min): Likewise.
2927 * cp/lex.c: Likewise.
2928 * cp/errfn.c: Likewise.
2929 * cp/rtti.c (create_pseudo_type_info): Likewise.
2931 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
2933 * df.c (df_uses_record): Return after recording all uses
2936 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
2938 * df.c (df_insn_modify): Realloc the INSN table here, if
2939 necessary, here, too.
2941 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
2943 * config/mips/mips.c (mips_function_value): Handle complex return
2946 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
2948 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
2950 * reload.c (make_memloc): Copy result if it is still
2951 reg_equiv_memory_loc[regno] on return.
2952 (subst_reloads) [ENABLE_CHECKING]: Check that none of
2953 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
2954 reg_equiv_mem are modified by the substitutions.
2956 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2958 * predict.c (expensive_function_p): New.
2959 * rtl.h (expensive_function_p): Declare.
2960 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
2961 (use_fast_prologue_epilogue): New static variable.
2962 (expand_prologue): Set it; emit short prologues if unset.
2963 (expand_epilogue): Likewise.
2965 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
2967 * config.gcc: Add stormy16-*-elf case.
2968 * config/stormy16/stormy-abi: New file.
2969 * config/stormy16/stormy16-lib2.c: New file.
2970 * config/stormy16/stormy16-protos.h: New file.
2971 * config/stormy16/stormy16.c: New file.
2972 * config/stormy16/stormy16.h: New file.
2973 * config/stormy16/stormy16.md: New file.
2974 * config/stormy16/t-stormy16: New file.
2976 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2978 * i386.h (no-accumulate-outgoing-args): Use proper mask.
2980 2001-08-24 David Edelsohn <edelsohn@gnu.org>
2982 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
2983 descriptor members are pointer size, not constant 4.
2984 * config/rs6000/rs6000.md (define_splits): Remove more unused
2987 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2989 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2991 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
2993 * cp/rtti.c (VPARAMS): Fix parameter.
2995 2001-08-24 Zack Weinberg <zackw@panix.com>
2997 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
2999 (mode_for_extraction): No need for #ifdefs. Add default-case abort
3001 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
3002 in if controlling use of insv.
3003 (extract_bit_field): Likewise, for extv and extzv.
3005 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3007 * i386.md (movcc peep2): Fix load of 0.
3009 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3011 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
3012 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
3014 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
3016 * c-pragma.h: Move weak_syms and weak_decls...
3017 * varasm.c: ...here. Now static.
3018 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
3019 depend on HANDLE_PRAGMA_WEAK.
3021 * c-common.c (c_alignof, c_alignof_expr): Move here...
3022 * c-typeck.c: ...from here.
3023 * c-tree.h, c-common.h: Adjust.
3025 2001-08-23 Bernd Schmidt <bernds@redhat.com>
3027 * config/ia64/ia64.c (rws_update): If !pred, set write_count
3028 instead of incrementing it.
3030 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
3031 asm ready, don't try to move them all into the same array element.
3033 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
3035 * function.c (thread_prologue_and_epilogue_insns): Avoid
3036 fallthru flag on edge to exit.
3038 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
3040 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
3043 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3045 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
3046 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
3047 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
3050 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
3052 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
3053 replace "GNU CC" with "GCC".
3055 2001-08-23 Richard Henderson <rth@redhat.com>
3057 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
3058 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
3059 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
3060 Need GR between FR and not GR_AND_FR.
3061 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
3062 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
3063 AR regs before GR regs.
3064 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
3065 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
3066 (REGISTER_MOVE_COST): Update.
3067 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
3069 2001-08-23 Richard Henderson <rth@redhat.com>
3071 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
3074 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
3076 * reload1.c (emit_reload_insns): Don't look for notes
3077 on a NULL store_insn.
3079 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3081 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
3082 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
3083 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
3084 format specifier warnings.
3085 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
3087 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
3089 * config/i386/i386-protos.h: Correct declaration of
3090 i386_pe_asm_named_section.
3092 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
3094 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
3096 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
3098 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3100 * cpperror.c (print_location): Don't show _Pragma.
3101 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
3102 and file change callback generation here.
3103 (stack_include_file): Update use of cpp_push_buffer.
3104 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
3105 (struct cpp_buffer): Remove type, pfile members.
3106 * cppinit.c (cpp_handle_option): Use free_chain.
3107 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
3108 (skip_escaped_newlines, get_effective_char, lex_percent): Take
3109 a cpp_reader rather than a cpp_buffer.
3110 (skip_escaped_newlines, get_effective_char, skip_block_comment,
3111 skip_line_comment, parse_string, lex_percent, lex_dot,
3112 _cpp_lex_token): Update accordingly.
3113 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
3115 (cpp_push_buffer): Update prototype.
3116 (run_directive): Update use of cpp_push_buffer.
3117 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
3118 handle_assertion): Update use of run_directive.
3119 * cpplib.h (enum cpp_buffer_type): Remove.
3120 (cpp_push_buffer): Update prototype.
3121 * fix-header.c (read_scan_file): Update.
3123 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3125 * gcc.c (struct prefix_list): Change prefix to const char *.
3127 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3129 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
3131 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
3133 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
3136 * jump.c (squeeze_notes): Take parms by reference. Handle END being
3139 * ifcvt.c (dead_or_predicable): Adjust.
3140 * loop.c (find_and_verify_loops): Adjust.
3141 * stmt.c (expand_end_case): Adjust.
3142 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
3143 head and end insn pointers in the basic block, not just local copies.
3144 (merge_blocks_move_predecessor_nojumps): Likewise.
3146 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
3148 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
3149 bitmap.h, builtin-types.def, builtins.c, builtins.def,
3150 c-aux-info.c, c-common.c, c-common.def, c-common.h,
3151 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
3152 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
3153 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
3154 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
3155 conditions.h, config.gcc, configure.frag, configure.in,
3156 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
3157 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
3158 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
3159 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
3160 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
3161 emit-rtl.c, errors.c, errors.h, except.c, except.h,
3162 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
3163 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
3164 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
3165 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
3166 gencheck.c, gencodes.c, genconfig.c, genemit.c,
3167 genextract.c, genflags.c, gengenrtl.c, genmultilib,
3168 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
3169 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
3170 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
3171 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
3172 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
3173 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
3174 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
3175 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
3176 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
3177 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
3178 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
3179 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
3180 params.h, predict.c, predict.def, predict.h, prefix.c,
3181 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
3182 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
3183 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
3184 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
3185 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
3186 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
3187 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
3188 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
3189 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
3190 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
3191 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
3192 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
3193 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
3194 xcoffout.h: replace "GNU CC" with "GCC".
3196 2001-08-21 Richard Henderson <rth@redhat.com>
3198 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
3199 (final_scan_insn): Consider jump tables data even if we have no
3200 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
3202 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
3203 (ASM_OUTPUT_CASE_END): Remove.
3204 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
3205 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
3206 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3208 2001-08-21 Richard Henderson <rth@redhat.com>
3210 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
3211 at barrier insns. Emit stop bits before barriers.
3213 * flow.c (flow_find_cross_jump): Don't consider unconditional
3214 return insns for commoning.
3216 * final.c (compute_alignments): Fix typo.
3218 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
3219 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
3220 (store_bit_field): Use mode_for_extraction more places.
3221 (extract_bit_field): Likewise.
3223 2001-08-21 Zack Weinberg <zackw@panix.com>
3225 * caller-save.c: Don't include insn-codes.h.
3226 (reg_save_code, reg_restore_code): Make arrays of int.
3227 All uses updated to match.
3228 (insert_save, insert_restore): No need to initialize "code"
3229 variable upon declaration.
3230 * Makefile.in: update dependencies; fix typo in clean rule.
3232 2001-08-21 Richard Henderson <rth@redhat.com>
3234 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
3235 (merge_if_block): Handle fallout from same.
3237 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3239 * builtins.c (type_to_class): Fix typo in last change.
3241 2001-08-21 Richard Henderson <rth@redhat.com>
3243 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
3244 ia64_asm_output_label.
3246 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
3247 copy of gp while the real gp register contains garbage.
3249 2001-08-21 Zack Weinberg <zackw@panix.com>
3251 * expmed.c (mode_for_extraction): New function.
3252 (store_bit_field, extract_bit_field): Use it.
3253 * expr.h: Prototype it and provide an enum for its first argument.
3255 * combine.c, function.c, recog.c: Don't include insn-codes.h.
3256 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
3257 and digging through the insn_data tables.
3258 * Makefile.in: Update dependencies.
3260 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
3262 * cppfiles.c (stack_include_file): line-map.c now handles include
3264 (handle_missing_handler): Similarly.
3265 (_cpp_execute_include): Similarly.
3266 (_cpp_pop_file_buffer): Similarly.
3267 * cpphash.h (struct cpp_reader): Remove system_include_depth,
3268 buffer_stack_depth and include_depth.
3269 * cpplib.c (do_include_common): line-map.c now handles include depth.
3270 (cpp_push_buffer): Similarly.
3271 (_cpp_pop_buffer): Similarly.
3272 * cppmacro.c (builtin_macro): Update.
3273 * line-map.c (init_line_maps): Set depth.
3274 (add_line_map): Increment "used" earlier. Update and use the
3276 (trace_include): Use the include depth.
3277 * line-map.h (struct line_maps): New member depth.
3279 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3281 * cppfiles.c (stack_include_file): Don't handle -H here.
3282 * cppinit.c (cpp_start_read): Set include tracing after
3283 cpp_post_options and after stacking the main file.
3284 * line-map.c (trace_include): New.
3285 (init_line_maps, add_line_map): Update.
3286 * line-map.h (struct line_maps): New member trace_includes.
3288 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3290 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
3291 * cppfiles.c (stack_include_file): Only stack a file if there
3292 is something to do. Return a boolean indicating whether a
3293 buffer was stacked or not.
3294 (_cpp_execute_include): Similarly.
3295 (_cpp_read_file): Similarly.
3296 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
3298 2001-08-21 Sam Steingold <sds@gnu.org>
3300 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
3301 (RECACHE): keep obufp_before_macroname up to date
3303 2001-08-21 Zack Weinberg <zackw@panix.com>
3305 * stmt.c: Don't include insn-codes.h.
3306 (expand_end_case): Machine specific logic moved to expr.c.
3307 No need to worry about __builtin_classify_type.
3308 (check_for_full_enumeration_handling, emit_case_nodes):
3311 * builtins.o (expand_builtin_classify_type): Split up so code
3312 can be shared with fold_builtin_classify_type.
3313 (type_to_class, fold_builtin_classify_type): New functions.
3314 (fold_builtins): Handle __builtin_classify_type.
3316 * expr.c (do_tablejump): Now static.
3317 (case_values_threshold, try_casesi, try_tablejump): New;
3318 code mostly from stmt.c (expand_end_case).
3319 (expr.h): Update prototypes.
3321 * Makefile.in (stmt.o): Update dependencies.
3323 2001-08-21 Will Cohen <wcohen@redhat.com>
3325 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
3326 declaration of variable i.
3327 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
3328 declaration of variable i.
3330 2001-08-21 Richard Henderson <rth@redhat.com>
3332 * crtstuff.c: Fix thinko last change. Move list tails to start
3333 of CRT_END section. Tidy ifdefs.
3334 (__EH_FRAME_BEGIN__): Always static for ELF.
3335 (__do_global_ctors_1): Rename from __frame_dummy.
3336 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
3337 name change; don't hide __EH_FRAME_BEGIN__.
3339 2001-08-21 Richard Henderson <rth@redhat.com>
3341 * gdbinit.in: Move break on exit after break on fancy_abort.
3343 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
3346 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
3348 * cpphash.h (_cpp_push_next_buffer): New.
3349 * cppinit.c (do_includes): Remove.
3350 (push_include, free_chain, _cpp_push_next_buffer): New.
3351 (cpp_start_read): Use them to rework command line option handling.
3352 (cpp_handle_option): Combine handling of -include and -imacros.
3353 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
3354 appropriate. Always insert missing \n at EOF.
3355 * cpplib.c (start_directive): Get the directive position right.
3356 * cppmain.c (cb_file_change): Always print the first line, unless
3359 2001-08-20 Andreas Jaeger <aj@suse.de>
3361 * profile.c (compute_branch_probabilities): Remove extra new-line
3363 * flow.c (verify_flow_info): Likewise.
3365 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3367 * basic-block.h (basic_block): Add new field 'flags'.
3368 (BB_REACHABLE): Define.
3369 (expunge_block): Declare.
3370 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
3371 (EXIT_BLOCK_PTR): Ditto.
3372 (expunge_block): Remove static declaration.
3373 (cleanup_cfg): Clear bb->aux on every basic block.
3374 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
3375 computing reachability.
3376 (delete_unreachable_blocks): Delete block b if b->flags has
3379 2001-08-20 Diego Novillo <dnovillo@redhat.com>
3381 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
3383 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3385 * sparc.c (sparc_variable_issue): Fix typo in last change.
3387 2001-08-20 Richard Henderson <rth@redhat.com>
3389 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
3391 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
3393 * pa.h (RETURN_IN_MEMORY): Improve comment.
3395 2001-08-20 Janis Johnson <janis187@us.ibm.com>
3397 * doc/invoke.texi (Profiling options): Clarify the interactions
3398 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
3400 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
3402 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
3405 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3407 * gcc.c (make_relative_prefix): Allocate a sufficiently large
3410 2001-08-20 Richard Henderson <rth@redhat.com>
3412 * final.c (end_final): Fix typo last change.
3414 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
3416 * cppinit.c (init_standard_includes): The returned buffer
3417 is already malloc-ed.
3418 * gcc.c (add_prefix): Similarly.
3419 * prefix.c (translate_name): Update to support clear buffer
3421 (update_path): Similarly. Be sure to free any newly allocated
3422 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
3424 * prefix.h (update_path): Update prototype and document.
3425 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
3426 up and update to new buffer ownership rules.
3427 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
3429 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
3431 * final.c (compute_alignments): New function.
3432 (init_insn_lengths): Do not care label_align.
3433 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
3434 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
3435 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
3436 (shorted_branches): Realloc label_align array; do
3437 not call init_insn_lengths; Do not care about loop alignments.
3438 * output.h (compute_alignments): Declare.
3439 * toplev.c (rest_of_compilation): Call compute_alignments.
3440 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
3442 * predict.c (block_info_def): Add npredecesors, remove nvisited;
3443 change visited to tovisit.
3444 (propagate_freq): Use faster traversing algorithm.
3445 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
3446 to tovisit; reverse meaning.
3448 * predict.c (struct block_info_def): Remove nvisited.
3449 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3450 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3452 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
3454 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
3455 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
3456 (TARGET_FUSED_MADD): New.
3457 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
3458 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
3459 the multiply-add instructions.
3461 2001-08-19 Richard Henderson <rth@redhat.com>
3463 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
3464 is aligned to pointer size.
3466 2001-08-19 Richard Henderson <rth@redhat.com>
3468 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
3469 display markers during final schedule.
3471 2001-08-19 Richard Henderson <rth@redhat.com>
3473 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
3475 2001-08-19 Richard Henderson <rth@redhat.com>
3477 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
3479 (ASM_NAME_TO_STRING): Remove.
3480 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
3481 in the same string. Remove support for expressions.
3483 2001-08-19 Richard Henderson <rth@redhat.com>
3485 * config/i386/i386.md (tablejump): Make an expander; handle
3486 pic relative addressing here.
3487 (tablejump_1): Rename from tablejump_pic.
3490 2001-08-19 Richard Henderson <rth@redhat.com>
3492 * regclass.c (fix_register): Fix typo.
3494 2001-08-18 Richard Henderson <rth@redhat.com>
3496 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
3497 (struct _Unwind_Context): Expand br_loc to hold it.
3498 (uw_frame_state_for): Handle leaf functions better.
3499 (uw_update_reg_address): Update for br_loc change.
3501 2001-08-18 Richard Henderson <rth@redhat.com>
3503 * crtstuff.c: Move list heads before code that uses them.
3504 (__JCR_LIST__): Remove initial null.
3505 (frame_dummy, __frame_dummy): Do java registration here ...
3506 (__do_global_ctors_aux): ... not here.
3508 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
3509 (__do_global_dtors_aux): Update to match.
3510 (__JCR_LIST__, __do_jv_register_classes): New.
3512 * config/ia64/crtend.asm (__JCR_END__): New.
3513 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
3514 instead of an indirect LTOFF22 reloc.
3516 2001-08-18 Richard Henderson <rth@redhat.com>
3518 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
3519 * regclass.c (init_reg_sets_1): Fix typo.
3520 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
3521 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
3522 (ia64_compute_frame_size): Make ar.unat live when in use.
3523 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
3524 for ar.pfs; remove ar.unat handling.
3525 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
3527 (PREDICATE_CODES): Add ar_pfs_reg_operand.
3528 * config/ia64/ia64-protos.h: Update decls.
3529 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
3530 (sibcall_pic): Likewise.
3532 2001-08-18 Richard Henderson <rth@redhat.com>
3534 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
3535 pred_rel_mutex when searching for insn_group_barrier.
3536 * config/ia64/ia64.md (cycle_display): Combine the expander
3539 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
3540 bit before asm as needed.
3542 2001-08-18 Richard Henderson <rth@redhat.com>
3544 * timevar.def (TV_MACH_DEP): New.
3545 * toplev.c (rest_of_compilation): Use it.
3546 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
3548 2001-08-18 Zack Weinberg <zackw@panix.com>
3550 * unwind-dw2.c (execute_stack_op): Add default aborts to
3551 the inner switches to prevent warnings.
3553 2001-08-18 Richard Henderson <rth@redhat.com>
3555 * timevar.h (struct timevar_time_def): Change element type to float.
3556 (ticks_to_msec, clocks_to_msec): Likewise.
3557 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
3558 (get_time): Likewise.
3559 (timevar_print): Adjust zero check and printing to match.
3561 2001-08-18 Zack Weinberg <zackw@panix.com>
3563 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
3564 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
3565 Eliminate overfull or underfull hboxes.
3567 2001-08-18 Zack Weinberg <zackw@panix.com>
3569 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3571 2001-08-18 Zack Weinberg <zackw@panix.com>
3573 * haifa-sched.c: Convert to target hooks. Macros replaced
3574 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
3575 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
3576 MD_SCHED_FINISH, and HAVE_cycle_display.
3577 * target-def.h (TARGET_SCHED_ADJUST_COST,
3578 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
3579 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
3580 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
3581 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
3582 New hook #defines to be overridden.
3583 (TARGET_SCHED): Bring them all together.
3584 (TARGET_INITIALIZER): Update.
3585 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
3586 instead of 'struct rtx_def *' throughout.
3587 (struct sched): New set of hooks for the scheduler.
3588 * Makefile.in (haifa-sched.o): Depend on target.h.
3589 * doc/tm.texi: Document the new scheduler hooks, together in
3590 their own section, instead of scattered around.
3591 Fix a bunch of underfull/overfull hboxes.
3593 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
3594 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
3595 sparc.h: Don't define any of the old scheduler macros.
3597 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
3598 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
3599 sparc.c: Create hook functions from code extracted from
3600 corresponding target header, or make existing hooks static, as
3601 appropriate. Set the appropriate entries in targetm.
3603 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
3604 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
3605 rs6000-protos.h, s390-protos.h, sparc-protos.h:
3606 Remove prototypes for functions which are now static.
3608 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
3609 related gunk; the Haifa scheduler is now the only choice.
3611 2001-08-18 Zack Weinberg <zackw@panix.com>
3613 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
3614 * genopinit.c: Put floating point divide insns in sdiv_optab.
3615 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
3616 * config/gofast.h, config/c4x/c4x.h,
3617 config/ia64/hpux_longdouble.h, config/mips/mips.h,
3618 config/pa/long_double.h, config/rs6000/sysv4.h,
3619 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
3620 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
3621 (init_optabs): Use init_optabv for overflow-trapping optabs.
3622 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
3623 cmp_optab RTX codes so have_insn_for can find them.
3625 * optabs.c (expand_simple_binop, expand_simple_unop,
3626 have_insn_for, gen_sub3_insn): New interfaces.
3627 * expr.h: Prototype new functions.
3628 (enum optab_methods): Move here from optabs.h.
3630 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
3631 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
3632 Use new functions instead of working directly with optabs.
3633 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
3634 unroll.c: Don't include optabs.h.
3635 * caller-save.c, combine.c, function.c, stmt.c: Just include
3636 insn-codes.h, not optabs.h.
3637 * Makefile.in: Update dependencies.
3639 * combine.c (make_compound_operation, simplify_comparison):
3640 Fix typos testing for this or that instruction.
3642 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3644 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
3645 generating libgcc.a.
3647 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3649 * except.c (TYPE_HASH): Delete.
3651 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
3654 * tree.c (TYPE_HASH): Delete.
3656 * tree.h (TYPE_HASH): Define.
3658 2001-08-18 Graham Stott <grahams@redhat.com>
3660 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
3662 (adddi3_internal_2+2): Likewise.
3663 (eh_set_lr_di+1): Likewise.
3665 2001-08-17 Richard Henderson <rth@redhat.com>
3667 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3668 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
3669 * dwarf2asm.c: ... here.
3670 * dwarfout.c: Remove them.
3672 * varasm.c (assemble_integer): Add align parameter.
3673 (assemble_real, output_constant, output_constructor): Likewise.
3674 * output.h: Update decls.
3675 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
3676 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
3677 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
3678 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
3679 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
3682 * final.c (end_final): Abort profile block generation if we
3683 havn't layed it out properly.
3684 * output.h (assemble_eh_integer): Remove stale decl.
3685 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
3687 (assemble_integer): Handle unaligned data.
3688 (assemble_real): Abort on unaligned data.
3689 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
3691 (default_dtor_section_asm_out_destructor): Use assemble_align.
3692 (default_named_section_asm_out_constructor): Likewise.
3693 (default_ctor_section_asm_out_constructor): Likewise.
3694 * config/darwin.c (machopic_asm_out_constructor): Likewise.
3695 (machopic_asm_out_destructor): Likewise.
3696 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
3697 (nextstep_asm_out_destructor): Likewise.
3698 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
3699 (vms_asm_out_destructor): Likewise.
3701 2001-08-17 Richard Henderson <rth@redhat.com>
3703 * config/mips/iris6.h (TARGET_IRIX6): New.
3704 (current_section_name, current_section_flags): New.
3705 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
3706 (MAX_OFILE_ALIGNMENT): New.
3707 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
3708 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
3709 (copy_file_data): Split out from
3710 (mips_asm_file_end): ... here.
3711 (mips_asm_file_start): Remove extra .section directive. Use
3712 tmpfile instead of mips_make_temp_file.
3713 (mips_unique_section): Use const char * as needed for warnings.
3714 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
3715 re-add align parameter.
3716 (iris6_asm_named_section): New.
3717 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
3718 (iris6_asm_output_align, iris6_section_align_1): New.
3719 (iris6_asm_file_start, iris6_asm_file_end): New.
3720 * config/mips/mips-protos.h: Update decls.
3722 2001-08-17 Janis Johnson <janis187@us.ibm.com>
3724 * doc/install.texi (Install GCC): Add links to build status pages.
3726 (Final install): Ditto; request updates for specific info
3728 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
3730 * cpperror.c (print_location): Don't take a file name; use the
3732 (_cpp_begin_message): Similarly.
3733 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3734 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3735 (cpp_pedwarn_with_file_and_line): Remove.
3736 * cppfiles.c (stack_include_file): Update; set filename to stdin
3737 here when appropriate.
3738 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
3739 (_cpp_begin_message): Don't take a file name.
3740 * cppinit.c: Add comment.
3741 * cpplex.c: Fix end-of-directive indicator.
3742 * cpplib.c: Don't include intl.h.
3743 (run_directive, do_diagnostic): Update.
3744 (do_line): Update to not use nominal_fname.
3745 (cpp_push_buffer): Don't take a filename.
3746 * cpplib.h (struct ht): Remove.
3747 (cpp_push_buffer): Don't take a filename.
3748 (cpp_pedwarn_with_file_and_line): Remove.
3749 * cppmacro.c (struct cpp_macro): Remove file.
3750 (builtin_macro): Update.
3751 (_cpp_create_definition): Update.
3752 * cppmain.c: Correct comment.
3753 * fix-header.c (read_scan_file): Update.
3755 2001-08-17 Kazu Hirata <kazu@hxi.com>
3757 * sbitmap.c: Fix comment formatting.
3758 * sched-deps.c: Likewise.
3759 * sibcall.c: Likewise.
3760 * simplify-rtx.c: Likewise.
3762 * ssa-ccp.c: Likewise.
3763 * stor-layout.c: Likewise.
3764 * timevar.c: Likewise.
3765 * toplev.c: Likewise.
3766 * unwind-dw2.c: Likewise.
3767 * unwind-dw2-fde.c: Likewise.
3768 * varasm.c: Likewise.
3770 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
3772 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
3773 or larger than an integer in memory.
3775 2001-08-17 Zack Weinberg <zackw@panix.com>
3777 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
3778 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
3779 * rtl.h: Don't forward-declare union tree_node here. Don't
3780 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
3781 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3782 and tree respectively.
3783 * tree.h: Don't forward-declare struct rtx_def here. Don't
3784 typedef tree here. Change all uses of struct rtx_def *,
3785 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
3786 and tree respectively.
3788 2001-08-17 Richard Henderson <rth@redhat.com>
3790 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
3791 config/mips/openbsd.h: Fix typos last change.
3793 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3795 * doc/invoke.texi (Optimize Options): The default for
3796 -finline-limit is 600.
3798 2001-08-17 Richard Henderson <rth@redhat.com>
3800 * varasm.c (text_section): Allow TEXT_SECTION to override the
3801 printing of TEXT_SECTION_ASM_OP.
3802 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
3803 (DATA_SECTION, BSS_SECTION): Remove.
3804 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
3805 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
3806 Rename from s/_NAME//.
3807 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
3808 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
3809 (TEXT_SECTION): ... here. New.
3810 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
3811 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
3812 * config/mips/openbsd.h: Likewise.
3813 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
3814 (mips_asm_file_end): Likewise test.
3815 (mips_output_function_epilogue): Likewise. Switch back to data
3816 section after emitting the function.
3818 * doc/tm.texi (Sections): Document TEXT_SECTION.
3820 2001-08-17 Richard Henderson <rth@redhat.com>
3822 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
3823 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
3825 2001-08-17 Richard Henderson <rth@redhat.com>
3827 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
3828 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
3829 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
3830 Add aligned attribute.
3832 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
3834 * config/sh/sh.md: Add modes to unspecs in first insn to match
3835 those in the second.
3837 * Makefile.in: Fix collect2 copy for Cygwin.
3839 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
3841 Install the proper patch.
3842 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3843 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3844 (expand_function_start): Likewise.
3845 * stmt.c (expand_decl): Likewise.
3846 * varasm.c (make_decl_rtx): Likewise.
3848 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3850 * final.c: Undo my previous accidental checkin.
3851 * output.h: Likewise.
3852 * tm.texi: Likewise.
3854 2001-08-16 Richard Henderson <rth@redhat.com>
3856 * varasm.c (named_section_flags): Remove align parameter.
3857 * varasm.c, dwarf2out.c: Update all callers.
3858 * output.h: Update prototypes.
3860 * target.h (target.asm_out.named_section): Remove align parameter.
3861 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
3862 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
3863 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
3864 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
3865 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
3867 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
3868 (get_named_section_flags, set_named_section_flags): New.
3869 (named_section_flags): Use them.
3870 (named_section): Do decl vs section flags check here...
3871 (default_section_type_flags): ... not here.
3872 (init_varasm_once): Create in_named_htab.
3873 (resolve_unique_section): Mark reloc unused.
3875 2001-08-16 Richard Henderson <rth@redhat.com>
3877 * varasm.c (force_const_mem): Keep pool alignment in bits.
3878 (output_constant_pool): Use assemble_align.
3880 2001-08-16 Zack Weinberg <zackw@panix.com>
3882 * doc/tm.texi: Remove extra @table command.
3884 2001-08-16 Zack Weinberg <zackw@panix.com>
3886 * final.c (shorten_branches): Clear the end of the label_align
3887 array only if we made it larger. Break up messy expressions
3890 * diagnostic.c (internal_error): Check for error recursion
3891 before doing ICE suppression.
3893 * timevar.c: Timing variables now count in milliseconds.
3894 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
3895 (get_time): Not here.
3896 (timevar_print): Don't print any timer whose user, cpu, and
3897 wall times are all zero as displayed.
3898 * timevar.h: Update comment aboout units. Make timevar
3901 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
3903 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
3904 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
3905 (expand_function_start): Likewise.
3906 * stmt.c (expand_decl): Likewise.
3907 * varasm.c (make_decl_rtx): Likewise.
3909 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
3911 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
3912 (finalize_record_size): Don't set TYPE_USER_ALIGN.
3914 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3916 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
3919 2001-08-16 Andreas Jaeger <aj@suse.de>
3921 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
3924 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
3926 * rtl.h (only_sets_cc0_p): New prototype.
3927 * jump.c (sets_cc0_p): Handle INSN.
3928 (only_sets_cc0_p): New function.
3929 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
3930 (tidy_fallthru_edge): Likewise.
3931 * integrate.c (copy_insn_list): Likewise.
3932 * unroll.c (unroll_loop): Likewise.
3933 (copy_loop_body): Likewise.
3935 2001-08-15 Jason Eckhardt <jle@redhat.com>
3937 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
3939 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
3941 * predict.c (struct block_info_def): Remove nvisited.
3942 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
3943 (estimate_bb_frequencies): Call mark_dfs_back_edges.
3945 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
3946 (ix86_adjust_cost): Teach scheduler that latency to load operand can
3949 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
3951 * predict.def: Update hitrates.
3953 2001-08-15 Richard Henderson <rth@redhat.com>
3955 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
3957 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
3959 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
3960 note from its associated jump.
3962 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
3964 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
3965 also on 64-bit s390x targets.
3967 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
3969 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
3971 (arm_expand_prologue): Handled nested functions which take a
3972 variable argument list.
3973 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
3974 macro with an invocation of
3975 arm_compute_initial_elimination_offset.
3976 * config/arm/arm-protos.h: Prototype
3977 arm_compute_initial_elimination_offset.
3979 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3981 * doc/install.texi (Specific, avr): Fix markup.
3982 (Specific, c4x): Ditto.
3984 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3986 * predict.c (dump_prediction): Change `bool' parameter to `int'.
3988 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
3990 * Makefile.in (OBJS): Add rtl-error.o
3991 (rtl-error.o): New rule.
3992 (diagnostic.o): Adjust dependency.
3993 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
3994 error_for_asm, _fatal_insn, _fatal_insn_not_found,
3995 warning_for_asm): Move to...
3996 rtl-error.c: ...here. New file.
3998 2001-08-14 Richard Henderson <rth@redhat.com>
4000 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
4001 if USING_SJLJ_EXCEPTIONS.
4003 2001-08-14 Steve Ellcey <sje@cup.hp.com>
4005 * tlink.c (scan_linker_output): Check string for unsatisfied in
4006 addition to undefined and unresolved.
4008 2001-08-14 Graham Stott <grahams@redhat.com>
4010 * libgcc2.c (*): Replace EH_FRAME_SECTION with
4011 EH_FRAME_SECTION_NAME.
4013 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
4015 * genattrtab.c (simplify_test_exp_in_temp): New function.
4016 (simplify_test_exp): Avoid explicit use of temporary obstack.
4017 (simplify_cond, insert_right_side, evaluate_eq_attr,
4018 simplify_and_tree, simplify_or_tree, eliminate_known_true):
4019 Use simplify_test_exp_in_temp.
4020 (optimize_attrs): Iterate until expression stabilizes.
4022 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
4024 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
4025 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
4027 2001-08-13 Richard Henderson <rth@redhat.com>
4029 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
4030 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
4031 * config/arm/conix-elf.h: Likewise.
4033 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4035 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
4037 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
4039 * gcse.c (hash_scan_set): Expressions that are set as part of
4040 jump instructions are not available.
4042 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4044 * config/s390/s390.c (print_operand, s390_function_prologue,
4045 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
4047 2001-08-13 Richard Henderson <rth@redhat.com>
4049 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
4050 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
4051 * doc/tm.texi (Exception Region Output): Document it.
4053 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
4055 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
4056 DWARF2 instead of stabs by default.
4058 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4060 * config/rs6000/rs6000.c: Include optabs.h.
4062 2001-08-13 David Edelsohn <edelsohn@gnu.org>
4064 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
4065 save/restore routines.
4066 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
4068 2001-08-13 Andreas Jaeger <aj@suse.de>
4070 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
4071 the english is correct.
4073 2001-08-13 Zack Weinberg <zackw@panix.com>
4075 * expr.h: Split out optab- and libfunc-related code to...
4076 * optabs.h, libfuncs.h: ... these new headers.
4078 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
4080 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
4082 * mkconfig.sh: Don't include insn-codes.h from config.h.
4084 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
4085 enum insn_code is available. Move reload_in_optab and
4086 reload_out_optab array declarations to optabs.h.
4087 * regmove.c (gen_add3_insn): Move to optabs.c, export from
4088 there, prototype in expr.h.
4089 * gencodes.c: Cleanup: zap global variables, don't use
4090 printf where puts will do, don't bother defining MAX_INSN_CODE
4091 which nothing uses, let CODE_FOR_nothing get its value implicitly.
4093 * genemit.c, genopinit.c: Include optabs.h in generated file.
4094 * genoutput.c: Include insn-codes.h in generated file.
4095 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
4096 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
4097 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
4098 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
4099 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
4100 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
4102 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
4103 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
4104 config/m88k/m88k.c, config/sparc/sparc.c:
4106 * reload.c: Include expr.h and optabs.h before reload.h.
4107 * config/alpha/alpha.c: Include tree.h before reload.h.
4108 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
4109 and reload.h in that order.
4110 * config/sparc/sparc.c: Include debug.h.
4111 * recog.c: Include insn-codes.h.
4113 2001-08-13 Andreas Jaeger <aj@suse.de>
4115 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
4118 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
4120 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
4121 * gcc.c (init_spec): Fix typo in comment.
4122 * varasm.c (data_section): Fix typo in comment.
4124 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
4126 * predict.c (dump_prediction): New argument "USED".
4127 (combine_predictions_for_insn): Determine the used heuristics,
4128 output the case no heuristic applied.
4129 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
4131 2001-08-13 Andreas Jaeger <aj@suse.de>
4133 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
4136 2001-08-13 Kazu Hirata <kazu@hxi.com>
4138 * jump.c: Fix formatting.
4140 2001-08-13 Kazu Hirata <kazu@hxi.com>
4142 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
4145 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
4147 * loop.c (check_dbra_loop): Use condjump_label to compute
4150 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
4151 to better document the files they're in.
4153 2001-08-12 Zack Weinberg <zackw@panix.com>
4155 * recog.h (struct insn_operand_data): Shrink 'mode' field
4158 2001-08-12 Kazu Hirata <kazu@hxi.com>
4160 * gcc.c: Fix comment formatting.
4161 * gccspec.c: Likewise.
4164 * genemit.c: Likewise.
4165 * gengenrtl.c: Likewise.
4166 * genrecog.c: Likewise.
4167 * gensupport.c: Likewise.
4168 * ggc-page.c: Likewise.
4169 * global.c: Likewise.
4170 * graph.c: Likewise.
4171 * ifcvt.c: Likewise.
4172 * integrate.c: Likewise.
4174 * libgcc2.c: Likewise.
4176 * mbchar.c: Likewise.
4177 * optabs.c: Likewise.
4178 * predict.c: Likewise.
4179 * prefix.c: Likewise.
4180 * profile.c: Likewise.
4181 * protoize.c: Likewise.
4183 * recog.c: Likewise.
4184 * regclass.c: Likewise.
4185 * regmove.c: Likewise.
4186 * reg-stack.c: Likewise.
4187 * reload1.c: Likewise.
4188 * resource.c: Likewise.
4189 * rtlanal.c: Likewise.
4192 2001-08-12 Kazu Hirata <kazu@hxi.com>
4194 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
4195 a tree representing a constant is passed to the macro.
4197 2001-08-12 Richard Henderson <rth@redhat.com>
4199 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
4200 (rs6000_elf_asm_out_destructor): New.
4201 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
4202 (DTORS_SECTION_ASM_OP): Remove.
4203 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4204 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
4206 2001-08-12 David Edelsohn <edelsohn@gnu.org>
4209 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4210 * gcc.c (set_collect_gcc_options): New function, split out from
4212 Ignore elided switches.
4213 (do_spec_1): Invoke before executing command.
4214 (set_input): Export.
4215 Move declaration ...
4216 * gcc.h (set_input): ... here.
4217 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
4220 2001-08-12 Richard Henderson <rth@redhat.com>
4222 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
4223 thinko wrt TARGET_RELOCATABLE.
4225 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
4227 * fix-header.c (cb_file_change): Update prototype.
4229 2001-08-11 Zack Weinberg <zackw@panix.com>
4231 * toplev.c (set_float_handler): Make static.
4232 * toplev.h: Don't prototype set_float_handler.
4234 * simplify-rtx.c: Don't include setjmp.h.
4235 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
4237 (simplify_unary_operation, simplify_binary_operation): Use them,
4238 via do_float_handler.
4240 * fold-const.c: Don't include setjmp.h.
4241 (exact_real_inverse_1): New function.
4242 (exact_real_inverse): Use it, via do_float_handler.
4244 * varasm.c: Don't include setjmp.h.
4245 (assemble_real_1): New function.
4246 (assemble_real): Use it, via do_float_handler.
4247 Call internal_error if we get a trap here.
4249 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
4250 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
4252 2001-08-11 Zack Weinberg <zackw@panix.com>
4254 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
4255 STACK_BOUNDARY if not already defined.
4257 * calls.c, function.c, reload1.c, explow.c: Don't default
4258 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
4259 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
4261 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
4264 * doc/tm.texi: Document that STACK_BOUNDARY is required;
4265 clarify difference between it and PREFERRED_STACK_BOUNDARY.
4267 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4269 * cppmacro.c (enter_macro_context): Push macro expansions even
4272 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4274 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
4275 (rs6000_elf_section_type_flags): Actually return a value.
4277 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4279 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
4280 Clean up code: add missing comments and prototypes, fix warnings,
4281 remove obsolete code, fix spacing to conform to coding style.
4283 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
4285 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
4286 and TARGET_ASM_CLOSE_PAREN.
4287 (regclass_map): CC register belongs to class NO_REGS.
4288 (legitimize_pic_address): Don't generate unnecessary moves
4289 (to avoid confusing loop optimization).
4290 (check_and_change_labels): Replace jump_long by indirect_jump.
4291 (s390_final_chunkify): Don't start a new literal pool on section
4292 switch in 64-bit code.
4293 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
4295 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
4296 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
4297 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
4299 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
4300 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
4301 (CONST_COSTS): Fixed incorrect costs.
4303 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
4304 Use emit_jump instead of emit_jump_insn (gen_jump).
4305 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
4306 (to avoid confusing flow analysis).
4307 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
4308 (casesi, casesi_jump): New.
4309 (jump_long): Removed. Functionality merged into indirect_jump.
4310 (indirect_jump): Accept address_operand, not just register_operand.
4311 (cjump_long, icjump_long): Use same logic as indirect_jump.
4312 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
4313 Fixed broken setjmp/longjmp handling.
4314 (do_builtin_setjmp_setup): Removed.
4316 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
4317 broken GNU as versions that don't accept .quad with large
4318 negative values. Use hexadecimal output instead.
4319 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
4320 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
4321 FUNCTION_EPILOGUE): Removed. Now in targetm.
4323 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
4325 * config/s390/fixdfdi.h: Add missing copyright statement.
4326 Fix type conflicts on 64-bit. Add missing SFmode routines.
4328 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
4331 2001-08-11 Richard Henderson <rth@redhat.com>
4333 * rtl.h (REG_EH_RETHROW): Remove.
4334 * rtl.c (reg_note_name): Update.
4335 * combine.c (distribute_notes): Don't check for it.
4337 2001-08-11 Richard Henderson <rth@redhat.com>
4339 * combine.c (distribute_notes): Place REG_SETJMP.
4341 2001-08-11 Richard Henderson <rth@redhat.com>
4343 * doc/extend.texi (Arrays and pointers implementation): Discourage
4344 relying on sign-extension of pointers.
4346 2001-08-11 H.J. Lu <hjl@gnu.org>
4348 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
4350 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
4351 RDATA_SECTION_ASM_OP.
4353 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4355 * doc/install.texi (Specific, c4x): Fix cross-reference to the
4356 main manual to work both for info and HTML versions.
4358 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4359 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4361 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
4362 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
4363 (struct cpp_pool): New member first.
4364 * cppinit.c (append_include_chain): Plug memory leaks.
4365 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
4366 Allocate pragma structures from the (aligned) macro pool to
4367 avoid leaking memory.
4368 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
4369 so we don't leak memory.
4370 * hashtable.c (ht_destroy): New.
4371 * hashtable.h (ht_destroy): New.
4373 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
4374 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4376 * c-lex.c (map): Make const.
4377 (cb_file_change): Update for callback passing a line map.
4378 Don't assume we have a previous map. Remove sanity check
4379 about popping too many files.
4380 * cpperror.c (print_location): Make map const.
4381 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
4382 (cpp_make_system_header): Similarly.
4383 (search_from): Similarly.
4384 (_cpp_execute_include): Don't remember where we came from.
4385 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
4386 (struct cpp_reader): Make map const.
4387 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
4388 * cpplib.c (do_line): Update; line maps now hold sysp.
4389 (cpp_push_buffer): Similarly.
4390 (_cpp_do_file_change): Similarly; callback with map instead.
4391 (cpp_get_line_maps): Constify return value.
4392 (_cpp_pop_buffer): Update.
4393 * cpplib.h (struct cpp_file_change): Remove.
4394 (struct cpp_callbacks): Update.
4395 (cpp_get_line_maps): Constify return value.
4396 * cppmacro.c (_cpp_create_definition): Update.
4397 * cppmain.c (struct printer): Constify map.
4398 (maybe_print_line): Similarly.
4399 (print_line): Similarly. Deduce flags 1 and 2 here.
4400 (cb_file_change): Update.
4401 * line-map.c (free_line_maps): Warn regardless.
4402 (add_line_map): Return pointer to const. When passed NULL to_file
4403 with LC_LEAVE, use the obvious values for the return point so the
4404 caller doesn't have to figure them out.
4405 (lookup_line): Return pointer to const.
4406 (print_containing_files): Take pointer to const.
4407 * line-map.h (struct line_map): New members reason, sysp.
4408 (add_line_map): Return pointer to const.
4409 (lookup_line): Similarly.
4410 (print_containing_files): Take pointer to const.
4412 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
4413 Richard Henderson <rth@redhat.com>
4415 * regmove.c (regmove_optimize): Avoid setting a register twice in
4418 2001-08-10 Richard Henderson <rth@redhat.com>
4420 * doc/extend.texi (Arrays and pointers implementation): Document
4421 behavior of pointer/integer conversion.
4423 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4425 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
4427 2001-08-10 Richard Henderson <rth@redhat.com>
4429 * doc/extend.texi (C Implementation): New chapter.
4430 * doc/gcc.texi (Top): Link it in.
4432 2001-08-10 Andrew Cagney <ac131313@redhat.com>
4434 * doc/install.texi (Specific): Fix CVS merge botch.
4436 2001-08-10 Richard Henderson <rth@redhat.com>
4438 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
4439 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
4441 2001-08-10 Zack Weinberg <zackw@stanford.edu>
4443 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
4444 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
4445 this macro is now required.
4447 * cselib.c (cselib_process_insn), flow.c (propagate_block),
4448 loop.c (find_and_verify_loops), reload.c (reload): Check
4449 for rtx code of CALL_INSN, not CALL, when deciding if we
4450 need to check for REG_SETJMP note.
4452 * gcse.c (compute_hash_table, compute_store_table): Update
4453 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
4456 * config/avr/avr.c: Fix typo.
4457 * config/convex/convex.c (expand_movstr): Use adjust_address.
4458 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
4460 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
4461 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
4463 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
4464 Do define STACK_BOUNDARY.
4465 * config/i370/i370.c: Include expr.h.
4466 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
4467 config/pa/som.h, config/v850/v850.h: Take in_ctors and
4468 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
4469 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
4470 * config/m88k/m88k.c: Include c-tree.h after expr.h.
4471 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
4472 * config/romp/romp.c: Include expr.h after tree.h.
4474 (output_fpop): Use xmalloc, not oballoc.
4475 * config/we32k/we32k.c: Include expr.h.
4477 2001-08-10 Kazu Hirata <kazu@hxi.com>
4479 * config/h8300/h8300.h: Fix formatting.
4481 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4483 * c-common.h (RETURN_NULLIFIED_P): Lose.
4484 * c-semantics.c (genrtl_return_stmt): Don't check it.
4486 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4488 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
4489 (mips_annotate_frame_insn): New function.
4490 (mips_emit_frame_related_store): New function.
4491 (save_restore_insns): Don't mark instructions that set up the base
4492 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
4493 the store instructions instead.
4494 (mips_expand_prologue): If the stack size is moved into a temporary
4495 register, do not mark that move as frame-related. Add a
4496 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
4498 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4500 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
4501 stack slot as unchanging if current_function_calls_eh_return.
4503 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
4505 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
4506 access the second half of the TFmode scratch operand.
4508 2001-08-10 Anthony Green <green@redhat.com>
4510 * java/class.c (emit_register_classes): Conditionalize code on
4513 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4515 * doc/install.texi (Specific, avr): Fix cross-reference to the
4516 main manual to work both for info and HTML versions.
4518 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
4520 * stmt.c (expand_null_return_1): Remove code to generate simple returns
4521 and "use_goto" argument.
4522 (expand_null_return, expand_value_return): Update all callers.
4523 * function.c (expand_function_end): Remove code to generate simple
4525 * config/vax/vax.md (epilogue): New expander for function return.
4526 * doc/md.texi (epilogue): Remove "if defined".
4528 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4530 * Makefile.in: Partially revert my previous change:
4531 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
4532 of the hashtab.o and safe-ctype.o rules.
4534 2001-08-09 Richard Henderson <rth@redhat.com>
4536 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
4537 (USE_COLLECT2): Remove duplicate definition.
4538 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
4539 (use_collect2): Remove dead code.
4540 * configure.in (use_collect2): Remove will_use_collect2 and
4541 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
4542 * configure: Rebuild.
4544 * target.h (targetm.asm_out.constructor): New.
4545 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
4546 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
4547 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
4548 * varasm.c (in_ctors, in_dtors): New.
4549 (assemble_constructor, assemble_destructor): Remove.
4550 (default_stabs_asm_out_destructor): New.
4551 (default_named_section_asm_out_destructor): New.
4552 (dtors_section, default_dtor_section_asm_out_destructor): New.
4553 (default_stabs_asm_out_constructor): New.
4554 (default_named_section_asm_out_constructor): New.
4555 (ctors_section, default_ctor_section_asm_out_constructor): New.
4556 * output.h: Update declarations.
4557 * c-decl.c (c_expand_body): Use target hooks instead of
4558 assemble_constructor and assemble_destructor.
4559 * profile.c (output_func_start_profiler): Likewise.
4560 * objc/objc-act.c (finish_objc): Likewise.
4561 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
4562 for the constructor.
4563 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
4565 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
4566 (DTORS_SECTION_ASM_OP): Likewise.
4567 (__CTOR_LIST__): Use attribute section when possible.
4568 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
4570 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
4571 ASM_OUTPUT_CONSTRUCTOR.
4573 * config/darwin.c (machopic_asm_out_constructor): New.
4574 (machopic_asm_out_destructor): New.
4575 * config/darwin-protos.h: Update declarations.
4576 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4577 (ASM_OUTPUT_DESTRUCTOR): Remove.
4578 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4579 * config/nextstep.c (nextstep_asm_out_constructor): New.
4580 (nextstep_asm_out_destructor): New.
4581 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4582 (ASM_OUTPUT_DESTRUCTOR): Remove.
4583 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4584 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
4585 ASM_OUTPUT_*STRUCTOR.
4586 * config/i386/aix386ng.h: Likewise.
4588 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
4589 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
4590 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4591 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4592 * config/lynx.h: Likewise.
4593 * config/netware.h: Likewise.
4594 * config/psos.h: Likewise.
4595 * config/alpha/alpha-interix.h: Likewise.
4596 * config/alpha/elf.h: Likewise.
4597 * config/arc/arc.h: Likewise.
4598 * config/arm/aof.h: Likewise.
4599 * config/arm/coff.h: Likewise.
4600 * config/arm/elf.h: Likewise.
4601 * config/c4x/c4x.h: Likewise.
4602 * config/h8300/h8300.h: Likewise.
4603 * config/i386/cygwin.h: Likewise.
4604 * config/i386/djgpp.h: Likewise.
4605 * config/i386/i386-coff.h: Likewise.
4606 * config/i386/i386-interix.h: Likewise.
4607 * config/i386/sco5.h: Likewise.
4608 * config/i386/vsta.h: Likewise.
4609 * config/i386/win32.h: Likewise.
4610 * config/i960/i960-coff.h: Likewise.
4611 * config/ia64/sysv4.h: Likewise.
4612 * config/m68hc11/m68hc11.h: Likewise.
4613 * config/m68k/coff.h: Likewise.
4614 * config/m68k/mot3300.h: Likewise.
4615 * config/m88k/m88k.h: Likewise.
4616 * config/mcore/mcore-pe.h: Likewise.
4617 * config/mcore/mcore.h: Likewise.
4618 * config/mips/elf.h: Likewise.
4619 * config/mips/elf64.h: Likewise.
4620 * config/mips/iris6.h: Likewise.
4621 * config/pa/pa64-hpux.h: Likewise.
4622 * config/rs6000/sysv4.h: Likewise.
4623 * config/sh/sh.h: Likewise.
4624 * config/sparc/litecoff.h: Likewise.
4626 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
4627 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4628 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4629 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4630 (ASM_OUTPUT_DESTRUCTOR): Remove.
4631 * config/a29k/a29k.c: Move include of tree.h.
4632 * config/a29k/udi.h: Delete file.
4633 * config/alpha/alpha.c (vms_asm_out_constructor): New.
4634 (vms_asm_out_destructor): New.
4635 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
4636 (EXTRA_SECTION_FUNCTIONS): Likewise.
4637 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4638 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4639 * config/c4x/c4x.c: Move include of tree.h.
4640 * config/clipper/clipper.c (clix_asm_out_constructor): New.
4641 (clix_asm_out_destructor): New.
4642 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4643 (ASM_OUTPUT_DESTRUCTOR): Remove.
4644 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4645 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4646 (TARGET_ASM_CONSTRUCTOR): New.
4647 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
4648 (sco_asm_out_constructor): New.
4649 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
4650 * config/i386/svr3gas.h: Remove stack grows up code.
4651 Remove code duplicated from i386/sysv3.h.
4652 (TARGET_ASM_CONSTRUCTOR): New.
4653 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
4654 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
4655 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4656 (TARGET_ASM_CONSTRUCTOR): New.
4657 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
4658 (m68hc11_asm_out_destructor): New.
4659 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
4660 (TARGET_ASM_DESTRUCTOR): New.
4661 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
4662 * config/m68k/dpx2.h: Properly undef all the bits inherited from
4663 config/svr3.h pertaining to section manipulation.
4664 * config/m68k/dpx2g.h: Remove #if 0 code.
4665 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
4666 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
4667 (ASM_OUTPUT_CONSTRUCTOR): Remove.
4668 (TARGET_ASM_CONSTRUCTOR): New.
4669 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
4670 (m88k_svr3_asm_out_constructor): New.
4671 (m88k_svr3_asm_out_destructor): New.
4672 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4673 (ASM_OUTPUT_DESTRUCTOR): Remove.
4674 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4675 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
4676 * config/rs6000/aix.h: Likewise.
4677 * config/mips/rtems64.h: Don't undef removed constructor related bits.
4678 * config/mips/vxworks.h: Likewise.
4679 * config/rs6000/lynx.h: Likewise.
4680 * config/sh/elf.h: Likewise.
4681 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
4682 (DTORS_SECTION_ASM_OP): New.
4683 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4684 (ASM_OUTPUT_DESTRUCTOR): Remove.
4685 * config/sparc/sol2-sld-64.h: Likewise.
4686 * config/vax/vax.c (vms_asm_out_constructor): New.
4687 (vms_asm_out_destructor): New.
4688 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
4689 (ASM_OUTPUT_DESTRUCTOR): Remove.
4690 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4692 * doc/tm.texi (@node Initialization): Update.
4694 2001-08-09 Richard Henderson <rth@redhat.com>
4696 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
4697 (__do_global_dtors_aux): Use gp-relative static data to avoid
4698 one dynamic relocation.
4699 (__do_frame_setup): Register Java classes.
4700 * config/alpha/crtend.asm (__JCR_END__): New.
4702 2001-08-09 Zack Weinberg <zackw@stanford.edu>
4704 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
4705 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
4706 (GEN, STAGESTUFF): Add new files.
4707 (insn-constants.h, s-constants, tm-preds.h, s-preds,
4708 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
4709 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
4710 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
4711 as well as insn-codes.h and insn-flags.h in config.h; and no
4712 extra headers in tconfig.h and hconfig.h.
4714 * gencodes.c: Eliminate code to generate predicate declarations
4715 or #defines for md-file constants.
4716 * genconstants.c, genpreds.c: New files.
4718 * i386.md: Re-order guard expressions such that TARGET_64BIT
4719 comes first, when this permits better optimization. Add
4720 TARGET_64BIT to more x86-64 patterns. Add comment explaining
4721 why this is desirable.
4723 2001-08-09 Jakub Jelinek <jakub@redhat.com>
4725 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
4726 (find_fde_for_dso): Remove.
4727 (_Unwind_IteratePhdrCallback): New.
4728 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
4729 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
4731 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4733 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
4734 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
4736 2001-08-09 Graham Stott <grahams@redhat.com>
4738 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
4739 (vis_no_unit): Use it.
4740 (visualize_no_unit): Add the insn only if room exists.
4742 2001-08-09 Graham Stott <grahams@redhat.com>
4744 * predict.c (estimate_probability): Replace magic numbers with
4745 appropriate enumeration.
4747 2001-08-09 Graham Stott <grahams@redhat.com>
4749 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
4751 (EXTRACT_FLAGS): Likewise.
4753 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
4755 * config/mips/mips.c (mips_legitimate_address_p): Check for
4756 CONST_INT in last patch.
4758 2001-08-08 Anthony Green <green@redhat.com>
4760 * java/class.c (emit_register_classes): Use assemble_jcr if
4761 possible. Keep the original mechanism as a fallback.
4762 * defaults.h (JCR_SECTION_NAME): Define if we have named section
4763 and weak symbol support.
4764 * crtstuff.c (__JCR_LIST__): Define.
4765 (__JCR_END__): Define.
4766 (_Jv_RegiserClasses): Define weak symbol if possible.
4767 (__do_global_ctors_aux): Register classes for ELF targets with
4768 weak symbol support.
4770 2001-08-08 Kazu Hirata <kazu@hxi.com>
4772 * dbxout.c: Fix comment formatting.
4773 * dependence.c: Likewise.
4775 * diagnostic.c: Likewise.
4776 * dominance.c: Likewise.
4777 * doprint.c: Likewise.
4778 * dwarf2out.c: Likewise.
4779 * dwarfout.c: Likewise.
4780 * emit-rtl.c: Likewise.
4781 * except.c: Likewise.
4782 * explow.c: Likewise.
4783 * expmed.c: Likewise.
4786 * fold-const.c: Likewise.
4787 * function.c: Likewise.
4789 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4791 * global.c (retry_global_alloc): Avoid shadowing allocno.
4793 2001-08-08 Mark Mitchell <mark@codesourcery.com>
4795 * except.c (remove_fixup_regions): Fix typo.
4797 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
4799 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
4800 unsigned HOST_WIDE_INT to avoid warning.
4801 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
4802 * flow.c (set_block_for_new_insns): Likewise.
4804 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
4806 * sibcall.c (return_value_pseudo): New static variable.
4807 (skip_copy_to_return_value): Handle return_value_pseudo.
4808 (call_ends_block_p): Ensure that return_value_pseudo is set.
4809 (optimize_sibling_and_tail_recursive_call): Discover the
4810 load of pseudo return value in alternate exit block.
4812 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4814 * calls.c (ECF_ALWAYS_RETURN): New constant.
4815 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
4816 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
4817 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
4818 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
4819 * rtl.c (reg_note_name): New name.
4820 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
4822 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
4824 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
4826 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
4828 * alias.c (get_alias_set): Return a previously calculated
4829 alias set for a VAR_DECL.
4830 * function.c (gen_mem_addressof): Calculate the alias set before
4833 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
4835 * predict.def: Set hitrates according our experimental run.
4837 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
4839 * i386.h (HARD_REGNO_RENAME_OK): New macro.
4841 2001-08-08 H.J. Lu <hjl@gnu.org>
4843 * config/mips/mips.c (mips_unique_section): New. Copied from
4846 * config/mips/mips-protos.h (mips_unique_section): New
4849 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
4851 * config/mips/little.h: New. Generic little endian mips
4852 targets. Only mips*-*-linux* is converted to use it so far.
4854 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
4855 (WCHAR_TYPE): Defined
4856 (WCHAR_TYPE_SIZE): Likewise.
4857 (INIT_SUBTARGET_OPTABS): Likewise.
4858 (BSS_SECTION_ASM_OP): Likewise.
4859 (SBSS_SECTION_ASM_OP): Likewise.
4860 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
4861 (ASM_DECLARE_OBJECT_NAME): Likewise.
4862 (UNIQUE_SECTION): Likewise.
4863 (EXTRA_SECTIONS): Likewise.
4864 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
4865 (ASM_OUTPUT_DESTRUCTOR): Likewise.
4866 (ASM_OUTPUT_DEF): Likewise.
4867 (HANDLE_SYSV_PRAGMA): Removed.
4868 (NO_IMPLICIT_EXTERN_C): Likewise.
4869 (TARGET_MEM_FUNCTIONS): Likewise.
4870 (STARTFILE_SPEC): Likewise.
4871 (ENDFILE_SPEC): Likewise.
4872 (LIB_SPEC): Likewise.
4873 (INVOKE__main): Likewise.
4874 (CTOR_LIST_BEGIN): Likewise.
4875 (CTOR_LIST_END): Likewise.
4876 (DTOR_LIST_BEGIN): Likewise.
4877 (DTOR_LIST_END): Likewise.
4878 (SET_ASM_OP): Likewise.
4879 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4880 (ASM_OUTPUT_DEF): Likewise.
4881 (ASM_OUTPUT_IDENT): Likewise.
4883 * config/mips/mips.h (ASM_SPEC): Undefine before define.
4884 (CPLUSPLUS_CPP_SPEC): Likewise.
4885 (ASM_APP_ON) Redefine only if not defined.
4886 (ASM_APP_OFF): Likewise.
4887 (ASM_OUTPUT_SOURCE_LINE): Likewise.
4888 (ASM_OUTPUT_IDENT): Likewise.
4890 * config.gcc: Update tm_file for Linux/mips.
4892 2001-08-08 Bernd Schmidt <bernds@redhat.com>
4894 * cselib.c (cselib_record_sets): If insn is predicated, turn
4895 sources into IF_THEN_ELSEs.
4897 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
4898 Turn into define_insn_and_split.
4900 * sched-deps.c: Include "cselib.h".
4901 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
4902 Use cselib to turn memory addresses into VALUEs.
4903 (sched_analyze): Call cselib_init/cselib_finish if necessary.
4904 * sched-int.h (struct sched_info): New member USE_CSELIB.
4905 * sched-ebb.c (ebb_sched_info): Initialize it.
4906 * sched-rgn.c (rgn_sched_info): Likewise.
4907 * Makefile.in (sched-deps.o): Update dependencies.
4909 * cselib.h (cselib_subst_to_values): Declare.
4910 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
4911 that have no value and autoincs to be handled by generating a new
4914 2001-08-08 Graham Stott <grahams@redhat.com>
4916 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
4917 within fixed length SEQUENCE.
4919 2001-08-08 Graham Stott <grahams@redhat.com>
4921 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
4922 (diagnostic_prefixing_rule): Likewise.
4923 (diagnostic_line_cutoff): Likewise.
4924 (diagnostic_kind_count): Likewise.
4926 2001-08-08 Graham Stott <grahams@redhat.com>
4928 * alias.c (find_base_decl): Delete redundent assignment.
4930 2001-08-08 Graham Stott <grahams@redhat.com>
4932 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
4933 (abs): Uppercase and paranthesize macro parameter.
4934 (MEM_DEPENDENCY): Add whitespace.
4936 2001-08-08 Graham Stott <grahams@redhat.com>
4938 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
4939 failure check for CONST_INT
4941 2001-08-08 Graham Stott <grahams@redhat.com>
4943 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
4944 (libcall_dead_p): Likewise.
4946 (mark_used_regs): Constify fmt.
4947 (find_use_as_address): Likewise.
4949 2001-08-08 Graham Stott <grahams@redhat.com>
4951 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
4954 2001-08-08 Graham Stott <grahams@redhat.com>
4956 * combine.c (combine_simplify_rtx): Update comment and
4957 remove erroneous test.
4959 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
4961 * cppinit.c (cpp_finish): Pop the final buffer without comment.
4962 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
4963 take care to avoid multiple no-newline at EOF warnings in that
4966 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
4968 * calls.c (expand_call): Do not emit INSN_SETJMP note.
4969 (emit_library_call_value_1): Likewise.
4970 (emit_call_1): Emit REG_SETJMP note.
4971 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
4973 * cselib.c (cselib_process_insn): Likewise.
4974 * flow.c (propagate_block): Likewise.
4975 * loop.c (find_and_verify_loops): Likewise.
4976 * reload.c (find_equiv_regs): Likewise.
4977 * reload1.c (reload): Likewise.
4978 * resource.c (mark_referenced_resources,
4979 mark_set_resources): Likewise.
4980 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
4981 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
4982 * haifa-sched.c (unlink_other_notes): Likewise.
4983 (reemit_notes): Likewise.
4984 * sched-ebb.c (sched_ebb): Likewise.
4985 * sched-rgc.c (sched_region): Likewise.
4986 * rtl.c (note_insn_name): Likewise.
4987 (reg_note_name): Add REG_SETJMP
4988 * rtl.h (reg_note): Add REG_SETJMP.
4989 (insn_note): Remove NOTE_INSN_SETJMP.
4991 * profile.c (branch_prob): Add fake edges for setjmp.
4993 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
4995 * config.gcc: Quote target_cpu_default2 correctly for
4996 powerpc*-*-* targets.
4998 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5000 * cpplib.h, line-map.h: Update comments.
5001 * cppmain.c (printer_init): Move inline.
5002 (maybe_print_line, print_line): Take a map pointer.
5003 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
5004 (cb_file_change): Don't use prior value of print.map.
5006 2001-08-07 David Edelsohn <edelsohn@gnu.org>
5008 * doc/install.texi: Document fine-grained multilib configuration.
5010 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5012 * rtlanal.c (find_first_parameter_load): Call note_stores
5013 only on the instructions.
5015 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5017 * alias.c (nonlocal_mentioned_p):
5018 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
5019 * calls.c (emit_call_1): Likewise.
5020 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
5021 * cselib.c (cselib_process_insn): Likewise.
5022 * df.c (df_insns_modify): Likewise.
5023 * flow.c (need_fake_edge_p): Likewise.
5024 (propagate_one_insn): Likewise.
5025 * haifa-sched.c (reemit_notes): Likewise.
5026 * integrate.c (copy_insn_list): Likewise.
5027 * jump.c (delete_prior_computation): Likewise.
5028 * local-alloc.c (validate_equiv_mem): Likewise.
5029 * loop.c (scan_loop): Likewise.
5030 * predict.c (estimate_probability): Likewise.
5031 * reload.c (reload): Likewise.
5032 * sched-deps (sched_analyze): Likewise.
5033 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
5034 * gcse.c (compute_hash_table): Likewise.
5035 (mark_call): Likewise.
5036 (store_killed_in_insn): Likewise.
5038 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
5040 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
5042 2001-08-06 Richard Henderson <rth@redhat.com>
5044 * varasm.c (assemble_gc_entry): Remove.
5045 * output.h: Likewise.
5047 2001-08-06 Richard Henderson <rth@redhat.com>
5049 * varasm.c (assemble_constructor): Take a symbol_ref and a
5050 priority instead of a bare string. Move priority handling
5051 here from cp/decl2.c.
5052 * output.h: Update decls.
5054 * c-decl.c (c_expand_body): Update calls to assemble_constructor
5055 and assemble_destructor.
5056 * profile.c (output_func_start_profiler): Likewise.
5057 * objc/objc-act.c (finish_objc): Likewise.
5058 (build_module_descriptor): Return the symbol not the symbol name.
5060 2001-08-06 David Edelsohn <edelsohn@gnu.org>
5062 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
5063 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
5064 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
5065 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
5066 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
5067 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
5069 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5071 * cpperror.c (print_containing_files): Moved to line-map.c.
5072 (print_location): line-map.c handles re-listing or otherwise.
5073 * cpphash.h (struct lexer_state): Remove next_bol.
5074 (struct cpp_buffer): Remove include_stack_listed.
5075 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
5076 Remove faked buffer handling.
5077 (_cpp_do_file_change): Tweak.
5078 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
5079 * cppmain.c (struct printer): Remove filename.
5080 (print_line, cb_file_change): Update accordingly.
5081 * line-map.c: Include intl.h.
5082 (init_line_maps): Initialize last_listed.
5083 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
5084 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
5085 (print_containing_files): New.
5086 * line-map.h (struct line_maps): New member last_listed.
5087 (print_containing_files, INCLUDED_FROM): New.
5088 * Makefile.in: Update.
5089 * po/POTFILES.in: Add line-map.c.
5091 2001-08-06 Richard Henderson <rth@redhat.com>
5093 * except.c (convert_from_eh_region_ranges_1): Never mark
5094 USE or CLOBBER insns as throwing.
5096 * expr.c (store_constructor): Don't clobber memory targets.
5098 2001-08-06 Andreas Jaeger <aj@suse.de>
5100 * profile.c (branch_prob): Remove unused variable insn.
5102 * Makefile.in (local-alloc.o): Add dependency on except.h.
5104 * local-alloc.c: Include except.h for can_throw_internal prototype.
5106 2001-08-06 Richard Henderson <rth@redhat.com>
5108 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
5109 * function.c (expand_main_function): Implement it.
5110 * doc/tm.texi: Document it.
5112 2001-08-06 Stan Shebs <shebs@apple.com>
5114 * doc/install.texi: Document powerpc-*-darwin* details.
5116 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
5118 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
5119 (ASM_CPU_SPEC): Move back to rs6000.h
5120 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
5122 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
5124 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
5127 * config/rs6000/linux64.h: Ditto.
5129 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5130 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
5133 Remove accidently readded definitions of FUNCTION_PROLOGUE,
5134 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
5136 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
5139 2001-08-05 Richard Henderson <rth@redhat.com>
5141 * local-alloc.c (update_equiv_regs): Do not move insns that
5144 2001-08-05 Jan Hubicka <jh@suse.cz>
5146 * Makefile.in (reload1.o): Add dedendancy on except.h
5147 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
5149 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
5150 indicating wehther edges has been cleaned up.
5151 * reload1.c: Inlucde except.h
5152 (fixup_abnormal_edges): Accept deleted insns.
5153 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
5156 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
5158 * cpplib.c (do_line): Correct line number after pop_buffer.
5160 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5162 PR preprocessor/3824
5163 * line-map.c: Update comments.
5164 * line-map.h: Update comments.
5165 * tradcif.y: Don't consider large numbers unsigned.
5167 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
5169 PR preprocessor/3081
5170 * c-lex.c (map): New.
5171 (cb_file_change): Update map and use it.
5172 (cb_def_pragma, cb_define, cb_undef): Use map and line.
5173 (c_lex): Update to use map.
5174 * cpperror.c (print_location): Move to using logical line numbers.
5175 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
5176 (cpp_make_system_header): Similarly.
5177 (_cpp_execute_include): Stop line numbering hacks. Store the
5178 line we will return to.
5179 * cpphash.h (CPP_BUF_LINE): Remove.
5180 (struct cpp_buffer): Remove lineno and pseudo_newlines.
5181 Add map and return_to_line.
5182 (_cpp_do_file_change): Update.
5183 * cppinit.c (cpp_start_read): Update line kludge.
5184 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
5185 (trigraph_ok): Use logical line numbers for diagnostics.
5186 (skip_block_comment): Likewise.
5187 (skip_whitespace): Likewise.
5188 (skip_line_comment): Use pfile->line instead.
5189 (_cpp_lex_token): Update to use logical line numbering exclusively.
5190 Handle BOL locally. Accept new lines in directives, but keep
5191 pfile->line decremented. Diagnostics use logical lines. Update
5193 * cpplib.c (SEEN_EOL): New.
5194 (skip_rest_of_line, check_eol): Use it.
5195 (end_directive): Increase line number when accepting the newline
5196 at the end of a directive.
5197 (run_directive): Simplify.
5198 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
5199 (_cpp_do_file_change): Update to take buffer line number as an
5200 argument, and store the current map in the cpp_reader. Remove
5201 line number kludges.
5202 (_cpp_do__Pragma): Restore output position after a _Pragma.
5203 (cpp_push_buffer): Don't set output line or lineno.
5204 (_cpp_pop_buffer): Transfer more info from a faked buffer.
5205 Remove line kludge. Set output_line.
5206 * cppmacro.c (builtin_macro): Update handling of __LINE__.
5207 (parse_arg): Use logical lines.
5208 (save_lookahead_token): Save EOFs too now.
5209 * cppmain.c (struct printer): Fix comments.
5210 (printer_init): Simplify, let caller do errors.
5211 (scan_translation_unit, check_multiline_token, dump_macro): Update.
5212 (maybe_print_line): Simplify.
5213 (print_line): Don't print a linemarker if -P.
5214 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
5215 (cb_file_change): Simplify.
5216 * line-map.h (LAST_SOURCE_LINE): Fix.
5217 (CURRENT_LINE_MAP): New.
5219 2001-08-05 Bernd Schmidt <bernds@redhat.com>
5221 * doloop.c (doloop_modify_runtime): Properly compute number of
5222 iterations if loop was unrolled.
5224 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
5225 if their CSELIB_VAL_PTRs are.
5227 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
5228 (setup_spill_pointers): Initialize it.
5229 (spill_restore_mem): Set it.
5230 (do_spill, do_restore): Use it to add REG_INC note.
5231 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
5233 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
5234 asms if other insns are available.
5236 * config/ia64/ia64.c (condop_operator): New predicate.
5237 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
5238 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
5241 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
5242 temporary register than directly using a MEM.
5244 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5246 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
5247 parameter in last change.
5249 2001-08-04 Zack Weinberg <zackw@panix.com>
5251 * sparc.md: Don't use #if inside C test expression.
5253 2001-08-04 Richard Henderson <rth@redhat.com>
5255 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
5257 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
5259 * cpphash.h (struct cpp_reader): New member directive_line.
5260 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
5261 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
5262 do_pragma): Pass line to callbacks.
5263 (start_directive): Record line of directive.
5264 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
5265 cb_include): Similarly.
5266 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
5269 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5271 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
5274 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
5276 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
5278 * reload1.c (fixup_abnormal_edges): New static function.
5281 * flow.c (need_fake_edge_p): New function.
5282 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
5283 avoid call insn to be very last insn in the insn stream.
5285 * profile.c (branch_prob): Call flow_call_edges_add instead of
5286 doing that by hand; cleanup cfg to re-merge basic blocks once
5289 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5291 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
5292 are also on line-map.h.
5293 * cppfiles.c (stack_include_file): Update.
5294 * cpphash.h (struct cpp_buffer): New member return_at_eof.
5295 (_cpp_pop_buffer): New.
5296 * cppinit.c (cpp_destroy, cpp_finish): Update.
5297 (do_includes): Mark each buffer to return at EOF.
5298 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
5299 return as requested.
5300 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
5301 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
5302 * cpplib.h (cpp_pop_buffer): Remove.
5303 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
5304 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
5306 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
5308 (do_preprocessing): Update.
5309 * fix-header.c (read_scan_file): Update. No need to pop buffers.
5310 * c-parse.in (_yylex): Similarly.
5311 * scan-decls.c (scan_decls): Similarly.
5312 * line-map.h: Update comments.
5314 * objc/Make-lang.in (objc-act.o): Update dependencies.
5316 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5318 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
5319 and soft register for operand 0.
5320 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
5322 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5324 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
5325 register for operand 0.
5326 ("bitcmpqi_z_used"): Allow memory for operand 0.
5327 (split "bitcmpqi"): New split to handle address reg as operand 1.
5329 2001-08-04 Andreas Jaeger <aj@suse.de>
5331 * gcse.c: Revert Daniel's last patch.
5333 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5335 * sparc-protos.h: Add prototypes for fp_zero_operand and
5337 * sh-protos.h: Add prototype for fpul_operand.
5339 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
5341 * doc/extend.texi (Other Builtins): Fix typo in last change.
5343 2001-08-03 Richard Henderson <rth@redhat.com>
5345 * target.h (gcc_target): Add asm_out.named_section,
5346 section_type_flags, have_named_sections.
5347 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
5348 (TARGET_HAVE_NAMED_SECTIONS): New.
5349 (TARGET_SECTION_TYPE_FLAGS): New.
5351 * Makefile.in (toplev.o): Depend on TARGET_H.
5352 (varasm.o, dbxout.o): Likewise.
5353 * c-common.c (decl_attributes): Check targetm.have_named_sections
5354 instead of ifdef ASM_OUTPUT_SECTION_NAME.
5355 * dbxout.c (dbxout_function_decl): Likewise.
5356 (dbxout_function_end): Likewise.
5357 * toplev.c (compile_file): Likewise.
5358 * varasm.c (exception_section): Likewise.
5359 * cp/decl2.c (finish_objects): Likewise.
5361 * defaults.h (EH_FRAME_SECTION): Remove.
5362 (EH_FRAME_SECTION_ASM_OP): Remove.
5363 (EH_FRAME_SECTION_NAME): New.
5364 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
5365 (UNIQUE_SECTION_P): Remove.
5366 * dwarf2out.c (SECTION_FORMAT): Remove.
5367 (ASM_OUTPUT_SECTION): Remove.
5368 (output_call_frame_info): Use named_section_flags.
5369 (output_comp_unit, dwarf2out_start_source_file): Likewise.
5370 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
5371 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
5372 * varasm.c (in_eh_frame, eh_frame_section): Remove.
5373 (named_section_flags): New.
5374 (named_section): Use it and targetm.section_type_flags.
5375 (resolve_unique_section): New.
5376 (assemble_start_function): Use it.
5377 (asm_emit_uninitialised, assemble_variable): Likewise.
5378 (default_section_type_flags): New.
5379 (default_no_named_section, default_elf_asm_named_section): New.
5380 (default_coff_asm_named_section, default_pe_asm_named_section): New.
5381 * output.h: Update varasm.c decls.
5382 (SECTION_*): New flags.
5384 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
5385 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
5387 * config/elfos.h (UNIQUE_SECTION_P): Remove.
5388 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
5389 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
5390 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5391 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
5392 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
5393 * config/mips/elf.h, config/mips/elf64.h: Likewise.
5394 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
5395 * config/pa/pa64-hpux.h,
5397 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
5398 (TARGET_ASM_NAMED_SECTION): New.
5399 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
5400 * config/alpha/vms.h, config/arm/coff.h: Likewise.
5401 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
5402 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
5403 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
5404 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
5405 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
5406 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
5407 * config/i386/sco5.h, config/i386/win32.h: Likewise.
5408 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
5409 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
5410 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
5411 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
5412 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
5413 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
5414 * config/sparc/sysv4.h: Likewise.
5416 * config/nextstep.h: Error until named sections implemented.
5418 * config/a29k/a29k.c (a29k_asm_named_section): New.
5419 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
5420 (vms_section_type_flags, vms_asm_named_section): New.
5421 * config/arm/arm.c (arm_elf_asm_named_section): New.
5422 * config/avr/avr.c (asm_output_section_name): Remove.
5423 * config/avr/avr-protos.h: Update.
5424 * config/c4x/c4x.c (c4x_asm_named_section): New.
5425 * config/h8300/h8300.c (h8300_asm_named_section): New.
5426 * config/i386/i386.c (sco_asm_named_section): New.
5427 * config/i386/winnt.c (SECTION_PE_SHARED): New.
5428 (i386_pe_section_type_flags): New.
5429 (i386_pe_asm_named_section): New.
5430 * config/i386/i386-protos.h: Update.
5431 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
5432 * config/mcore/mcore.c (mcore_asm_named_section): New.
5433 * config/mips/mips.c (iris6_asm_named_section): New.
5434 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
5435 instead of UNIQUE_SECTION_P.
5436 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
5437 (xcoff_asm_named_section): New.
5438 * config/sh/sh.c (sh_asm_named_section): New.
5439 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
5441 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
5442 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
5443 (EH_FRAME_SECTION_NAME): New.
5444 (EXCEPTION_SECTION): New.
5445 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
5446 (DEBUG_*_SECTION): Remove.
5447 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
5448 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
5449 (EH_FRAME_SECTION_ASM_OP): Remove.
5451 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
5452 (ASM_OUTPUT_SECTION_NAME): Remove.
5453 (TARGET_ASM_NAMED_SECTION): New.
5454 (TARGET_HAVE_NAMED_SECTIONS): New.
5455 (TARGET_SECTION_TYPE_FLAGS): New.
5456 (EH_FRAME_SECTION_ASM_OP): Remove.
5457 (EH_FRAME_SECTION_NAME): New.
5459 2001-08-03 Zack Weinberg <zackw@stanford.edu>
5461 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
5462 for complex expressions when cfun == 0.
5463 * doc/extend.texi: Document that __builtin_constant_p can be
5464 used in data initializers as well as functions.
5466 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
5468 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
5469 variable I locally, instead of expecting a declaration in the
5472 2001-08-03 Richard Henderson <rth@redhat.com>
5474 * except.c (collect_one_action_chain): Add an explicit cleanup
5475 action if regions surrounding a catch were encoded entirely
5476 within the call-site entry.
5478 2001-08-03 Richard Henderson <rth@redhat.com>
5480 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
5481 don't take REGNO of a non-register.
5483 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5485 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
5486 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
5487 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
5488 (__gthread_mutex_init_function): New function for mutex initialization.
5490 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5492 * Makefile.in: Revert screwed up commit.
5494 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5496 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
5497 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
5498 merged by linker script to get a final _exit().
5499 (__do_global_dtors): New for destructor handling in specific exit
5501 (__do_global_ctors): New for constructors in specific install section.
5502 (__map_data_section): Map data sections before running constructors.
5503 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
5504 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
5505 (DTORS_SECTION_ASM_OP): Likewise.
5506 (CTORS_SECTION_FUNCTION): Define to force a reference to
5508 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
5510 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5512 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
5514 * Makefile.in: Add df.h to gcse.c dependencies.
5516 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
5518 * varasm.c (output_constant_def_contents): Use for the length of a
5519 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
5520 depending on which is larger.
5522 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
5524 * gcse.c: Include df.h for use as a dataflow analyzer.
5526 Declaration of reg_set_info: gone.
5527 New df_analyzer variable used by store motion.
5528 (reg_set_info): Deleted.
5529 (mark_mem_regs): New function, analyze regs used by a mem.
5530 (store_ops_ok): Use dataflow analyzer results to determine if
5531 necessary regs are changed in the block.
5532 (find_moveable_store): Remove check for symbol ref, we can handle
5533 much more complex expressions now.
5534 (compute_store_table): Remove most of the code, it's unnecessary
5535 now that the dataflow analyzer records the info for us.
5536 (store_killed_after): Add parameter to say whether to do the
5537 store_ops_okay test, used to speed up testing when we already know
5538 the answer, and just want to know if the store itself was killed.
5539 (build_store_vector): Largely rewritten to calculate the various
5540 vectors properly, and somewhat optimized.
5541 (store_motion): Init the df_analyzer, get REG_DEF chains.
5542 Also handle trapping expressions (since mems almost always trap)
5543 (simple_mem): Redefine what a simple mem is.
5545 2001-08-03 DJ Delorie <dj@redhat.com>
5547 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
5548 set from a constant part of the condition.
5550 2001-08-01 Andrew Cagney <ac131313@redhat.com>
5552 * mkdeps.c (deps_add_default_target): Make local variable
5553 ``start'' a const char pointer.
5554 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
5556 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5558 * doc/install.texi (Configuration): Fix markup.
5559 (Specific, i?86-*-udk): Likewise.
5560 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
5562 Document --enable-threads and --enable-libgcj status.
5563 (Specific, mips-sgi-irix*): Canonicalize triples.
5564 (Specific, mips-sgi-irix5): Warn about problems with this config.
5565 Mention required GNU as patch.
5566 Native assembler problems are fixed.
5567 (Specific, mips-sgi-irix6): Update O32 ABI support status.
5568 Document --enable-threads and --enable-libgcj status.
5570 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5572 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
5575 2001-08-03 Richard Henderson <rth@redhat.com>
5577 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
5580 2001-08-03 Richard Henderson <rth@redhat.com>
5582 * rtlanal.c (find_first_parameter_load): Stop if we
5583 reach a CODE_LABEL at BOUNDARY.
5585 2001-08-03 Richard Henderson <rth@redhat.com>
5587 * config/alpha/alpha.md (force_movdi): New insn.
5588 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
5589 Tweek FRP marking of VMS prologue insns.
5590 * config/alpha/vms.h (EPILOGUE_USES): New.
5592 2001-08-02 Richard Henderson <rth@redhat.com>
5594 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
5596 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5598 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
5599 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
5600 config/convex/convex.h, config/d30v/d30v.c,
5601 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5602 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
5603 config/mips/mips.h, config/mn10200/mn10200.h,
5604 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
5605 config/v850/v850.h, config/vax/openbsd.h,
5606 config/vax/openbsd1.h, config/vax/ultrix.h,
5607 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
5608 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
5609 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
5610 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
5611 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
5612 in comments and documentation.
5614 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5618 * Makefile.in (line-map.o): New.
5619 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
5620 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
5621 * cpperror.c (print_containing_files): Similarly.
5622 (print_location): Update. Don't output a space before _Pragma.
5623 * cppfiles.c (stack_include_file): Set to line 1 immediately.
5624 (stack_include_filee, cpp_make_system_header): Update.
5625 (_cpp_execute_include): Get logical line number right for calling
5626 as-yet-unterminated #include.
5627 * cpphash.h (struct cpp_reader): Add line_maps.
5628 (_cpp_do_file_change): Update.
5629 * cppinit.c (cpp_create_reader): Initialize line maps.
5630 (cpp_destroy): Destroy line maps.
5631 (cpp_start_read): Get logical line number right.
5632 * cpplex.c (parse_string): Only warn once for multi-line strings.
5633 Use boolean variable for null warning.
5634 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
5636 (do_include_common): End the directive early.
5637 (do_line): Don't warn about out-of-range lines in preprocessed
5638 source. Update. Remove unused variables.
5639 (_cpp_do_file_change): Update for new line mapping.
5640 (pragma_cb): New typedef.
5641 (cpp_register_pragma): Stop looking ahead before calling the
5643 (do_pragma_system_header): End directive early.
5644 (cpp_get_line_maps): New.
5645 (cpp_pop_buffer): Fudge logical line. Update.
5646 * cpplib.h: Include line-map.h
5647 (enum cpp_fc_reason): Remove.
5648 (struct cpp_file_change): Update.
5649 (cpp_get_line_maps): New.
5650 * cppmain.c (struct_printer): New member map.
5651 (cb_file_change): Update for new mappings.
5652 * fix-header.c (cb_file_change): Similarly.
5654 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5656 * Makefile.in (libgcc.mk): Define mkinstalldirs.
5657 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
5659 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
5661 * config/vax/vax.c: include expr.h.
5663 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
5665 * Makefile.in ($(srcdir)/configure): Only rebuild in
5667 ($(srcdir)/config.in): Only define in maintainer mode.
5668 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
5670 2001-08-02 David Edelsohn <edelsohn@gnu.org>
5672 * doc/install.texi (Install GCC: Binaries): Update Bull info.
5674 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5676 * gcc.c (set_collect_gcc_options): New function, split out from
5678 Ignore elided switches.
5679 (do_spec_1): Invoke before executing command.
5680 (set_input): Export.
5681 Move declaration ...
5682 * gcc.h (set_input): ... here.
5683 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5686 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
5689 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
5691 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
5693 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
5695 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
5696 for the unnamed instructions it expands to.
5698 2001-08-02 Richard Henderson <rth@redhat.com>
5700 * regclass.c (call_really_used_regs): Conditionally define.
5701 (init_reg_sets_1): Don't use it if not defined.
5702 (fix_register): Similarly, don't set it.
5704 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5706 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
5707 Correct comment that had been missed in the previous change.
5709 2001-08-01 Stan Shebs <shebs@apple.com>
5711 * config/darwin.c (machopic_stub_name): Try matching by name.
5712 (update_stubs): New function.
5713 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
5716 2001-08-01 Richard Henderson <rth@redhat.com>
5718 * except.c (output_function_exception_table): Use assemble_align.
5719 * varasm.c (assemble_eh_label): Remove.
5720 (assemble_eh_align, assemble_eh_integer): Remove.
5722 2001-08-01 Robert Lipe <robertl@caldera.com>
5724 * dwarfout.c: Remove reference to README.DWARF.
5726 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
5728 * regclass.c (call_really_used_regs): New array for registers which
5729 are actually used by a call.
5730 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
5732 (fix_register): Set call_really_used too.
5733 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
5734 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
5736 2001-08-01 Richard Henderson <rth@redhat.com>
5738 * read-rtl.c (read_name): Consider \r whitespace.
5740 2001-07-11 Andrew Cagney <ac131313@redhat.com>
5742 * config.gcc: Recognize powerpc-*-netbsd*.
5744 * doc/install.texi (Host/target specific installation notes for
5745 GCC): Mention powerpc-*-netbsd*.
5747 * config/rs6000/netbsd.h: New file.
5748 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
5749 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
5750 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
5751 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
5752 (TARGET_VERSION): Redefine.
5754 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
5755 mcall-netbsd as a match for mcall-sysv.
5756 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
5757 (ncrti.S, ncrtn.S): New targets.
5758 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
5760 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
5761 "netbsd' as a V4 ABI.
5762 (ASM_SPEC): Check for -mcall-netbsd.
5763 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
5764 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
5765 (LIB_SPEC, ENDFILE_SPEC): Ditto.
5766 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
5767 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
5768 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
5769 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
5771 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
5772 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
5774 2001-08-01 Mark Kettenis <kettenis@gnu.org>
5776 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
5777 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
5778 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
5779 including "unwind-pe.h".
5781 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
5783 * rs6000.md (define_splits): Kill unused constraints.
5785 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
5786 Jan Hubicka <jh@suse.cz>
5788 * function.c (thread_prologue_and_epilogue_insns): Kill code
5789 dealing with non-existent CFG.
5791 2001-08-01 Kazu Hirata <kazu@hxi.com>
5793 * alias.c: Fix comment formatting.
5794 * bitmap.c: Likewise.
5795 * builtins.c: Likewise.
5796 * calls.c: Likewise.
5797 * c-common.c: Likewise.
5798 * c-decl.c: Likewise.
5799 * c-dump.c: Likewise.
5800 * c-lex.c: Likewise.
5801 * collect2.c: Likewise.
5802 * combine.c: Likewise.
5803 * conflict.c: Likewise.
5804 * cppfiles.c: Likewise.
5805 * cppinit.c: Likewise.
5806 * cpplex.c: Likewise.
5807 * cpplib.c: Likewise.
5808 * cppmacro.c: Likewise.
5809 * cppspec.c: Likewise.
5810 * c-pragma.c: Likewise.
5811 * crtstuff.c: Likewise.
5813 * cselib.c: Likewise.
5814 * c-semantics.c: Likewise.
5815 * c-typeck.c: Likewise.
5817 2001-08-01 H.J. Lu <hjl@gnu.org>
5819 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
5821 2001-08-01 H.J. Lu <hjl@gnu.org>
5823 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
5825 2001-08-01 Ziemowit Laski <zlaski@apple.com>
5827 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
5828 contextualizing Objective-C class name lookup by the lexer.
5829 (typespec_reserved_nonattr): Disable ObjC class name lookup after
5831 (protocoldef): Add support for forward @protocol declarations.
5832 (yylexname): Suppress ObjC class name lookup in certain contexts;
5833 re-enable after lookup is complete.
5834 (_yylex): Re-enable ObjC class name lookup when certain
5835 punctuation marks are seen.
5837 * objc/objc-act.c (check_protocol_recursively): New function used
5838 for finding circular dependencies in protocols.
5839 (objc_declare_protocols): New function for handling forward
5840 @protocol declarations.
5841 (receiver_is_class_object): Detect the case when 'self' is used
5842 inside of a class method.
5843 (build_message_expr): Issue a warning if class method is desired
5844 but instance method is found instead.
5845 (conforms_to_protocol): Streamline.
5846 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
5847 protocol Foo, even if 'Bar foo' does not.
5848 (check_protocols): Streamline.
5849 (start_protocol): Add checks for circular and duplicate protocol
5851 (encode_aggregate_within): For typedefs of structs, encode the
5853 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
5854 (objc_declare_protocols): New prototype.
5856 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
5858 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
5859 * cpplex.c (handle_newline): Update prototype. Maintain logical
5861 (skip_escaped_newlines, skip_block_comment, parse_string):
5863 (_cpp_lex_token): Update, and store token position within the token.
5864 * cpplib.h (struct cpp_token): Add line and column entries.
5865 * cppmacro.c (replace_args): Position stringified tokens correctly.
5867 2001-08-01 Andreas Jaeger <aj@suse.de>
5869 * basic-block.h: Add prototype for last_loop_beg_note.
5871 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
5873 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
5874 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
5876 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
5877 while handling WITH_CLEANUP_EXPR node. Use second operand calling
5878 expand_decl_cleanup.
5879 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
5881 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
5882 operand while calling simple_cst_equal.
5883 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
5884 operand is the cleanup expression, the third is the RTL_EXPR.
5885 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
5887 2001-07-31 Jeff Sturm <jsturm@one-point.com>
5889 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
5891 2001-07-31 matthew green <mrg@eterna.com.au>
5893 * config.gcc (i386-*-netbsdelf): New description.
5894 * config/i386/netbsd-elf.h: New file.
5896 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
5898 * loop.c (check_dbra_loop): Use single_set to compute
5901 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
5903 PowerPC reorg and support for powerpc64-*-linux*.
5905 Also fixes emitting of constants on 32 bit and 64 bit
5908 * config.gcc: powerpc64-*-linux* is a new target.
5909 Things that needed aix.h now also include xcoff.h
5911 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
5913 Move AIX specific stuff into aix.h.
5914 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
5915 with more than just XCOFF now.
5916 (SET_ASM_OP): Remove, now defined where needed.
5917 (FUNCTION_PROLOGUE): New macro definition.
5918 (FUNCTION_EPILOGUE): New macro definition.
5919 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
5921 * config/rs6000/xcoff.h: New file.
5923 * config/rs6000/linux64.h: New file.
5925 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
5927 2001-07-31 Alan Modra <amodra@bigpond.net.au>
5929 * rs6000.c (print_operand_address): Handle ELF syntax.
5930 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
5931 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
5932 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
5934 2001-07-31 David Edelsohn <edelsohn@gnu.org>
5936 * rs6000.c (rs6000_override_options): Only disable
5937 flag_function_sections for XCOFF.
5938 (exact_log2_cint_operand): New predicate.
5939 (reg_or_{add,sub}_cint64_operand): New predicates.
5940 (add_operand): Compare CONST_INT with fewer function calls.
5941 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
5942 (print_operand, case 'p'): Ensure positive operand.
5943 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
5944 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
5945 (PREDICATE_CODES): Add new predicates.
5946 * rs6000.md (addsi3): Split 32-bit constants more correctly.
5947 (divsi3, modsi3): Ensure positive power-of-2.
5948 (adddi3): Use new predicate. Split 32-bit constants more
5949 correctly. Re-arrange splitter to handle any constant.
5950 (subdi3): Use new predicate.
5951 (divdi3, moddi3): Ensure positive power-of-2.
5952 (movdi): Use rs6000_emit_set_const.
5953 (load_toc_v4_pic_di): Delete.
5955 2001-07-31 Graham Stott <grahams@redhat.com>
5957 * function.c (pad_below): Revert 2001-07-26 patch.
5959 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5961 * reg-stack (convert_regs_1): Fix best edge condition.
5963 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5965 * jump.c (duplicate_loop_exit_test): Better test for jumps
5966 entering the loop; create loop pre_header.
5968 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
5970 * doc/install.texi: Add s390 and s390x as new targets.
5971 * doc/invoke.texi: Add documantation of S/390 and zSeries
5973 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
5975 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5977 * config/m68k/m68k.md: Replace all general_operand with
5978 nonimmediate_operand for all destinations.
5979 * config/m68k/m68k.c (not_sp_operand): Likewise.
5981 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
5983 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
5985 2001-07-30 Richard Henderson <rth@redhat.com>
5987 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
5988 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
5990 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
5992 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
5993 Add missing doc strings
5994 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
5995 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
5997 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
5999 * i386.c (ix86_output_main_function_alignment_hack): New function.
6000 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
6002 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
6003 edges by EDGE_DFS_BACK flag.
6004 (dump_edge_info): Add dfs_back flag.
6005 * basic-block.h (EDGE_DFS_BACK): New constant.
6006 (mark_dfs_back_edges): Declare.
6007 * alias.c (loop_p): Remove.
6008 (mark_constant_function): Use mark_dfs_back_edges.
6010 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
6011 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
6012 (compensate_edge): Break out from ...
6013 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
6014 (convert_regs_2): Set block_done once block is really done;
6015 Do updating of the predecesors counts.
6017 * toplev.c (rest_of_compilation): Recompute block_for_insn
6018 before post-reload cfg_cleanup.
6019 * function.c (thread_prologue_epilogue_insns):
6020 Call set_block_for_new_insns when emitting prologue directly.
6022 2001-07-30 Andreas Jaeger <aj@suse.de>
6024 * jump.c: Add prototype for mark_modified_reg.
6026 * cse.c (set_live_p): Add unused attribute.
6028 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
6030 (scan_for_source_files): Use long for count to avoid overflow.
6031 (output_data): Likewise.
6032 (output_data): Don't use string concatatenation to silence gcc
6035 * predict.c: Fix typos and grammar.
6037 * gcse.c (insert_insn_end_bb): Remove unused variables.
6039 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
6041 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
6042 (attempt_auto_inc): LIkewise.
6043 (mark_used_reg): Likewise.
6044 (try_pre_increment_1): Likewise.
6045 * regclass.c (regclass): Likewise.
6046 * global.c (allocno_compare): Update comment; change scaling factor.
6047 * local-alloc.c (QTY_CMP_PRI): Likewise.
6048 * regs.h (REG_FREQ_FROM_BB): New.
6049 (REG_FREQ_MAX): Likewise.
6051 2001-07-30 H.J. Lu <hjl@gnu.org>
6053 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
6056 2001-07-30 H.J. Lu (hjl@gnu.org)
6058 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
6059 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
6060 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
6062 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
6064 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
6065 as -mthumb-interwork when -mcpu=arm7 is specified.
6067 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6069 * predict.def (noreturn, loop branch, loop exit): Mark as first
6072 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
6074 * combine.c (try_combine): Avoid barrier after noop jumps.
6076 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6078 * cpphash.h (struct cpp_reader): Remove import_warning.
6079 * cpplib.c (skip_rest_of_line): Don't bother turning off
6081 (parse_include): Move include handling to...
6082 (do_include_common): ... here. Move import warning from...
6083 (do_import): ... here.
6084 (do_pragma_poison): Don't do a callback for poison identifiers.
6085 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
6086 * cppmain.c (setup_callbacks): Similarly.
6088 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6090 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
6091 handle multiple sets.
6092 * except.c (sjlj_mark_call_sites): .... here.
6093 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
6095 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6097 Suggested by Richard Henderson and Richard Kenner:
6098 * combine.c (recog_for_combine): Use the fake recog
6099 only if instruction does not match.
6100 * rtl.h (NOOP_MOVE_INSN_CODE): New.
6101 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
6103 * combine.c (try_combine): Discover noop jump as direct jump.
6105 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
6107 * df.c (df_rd_global_compute): Add successors to worklist, not
6109 (df_ru_global_compute): Ditto.
6111 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
6113 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
6114 increment REG_N_SETS.
6116 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
6118 * sbitmap.h: New prototype for sbitmap_a_xor_b.
6120 * sbitmap.c (sbitmap_a_xor_b): New function.
6121 ifdef the basic block stuff on IN_GCC.
6123 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6125 * cppexp.c (parse_defined): Always record the macro name.
6126 (lex): Don't worry about identifiers, or special-case
6128 (_cpp_parse_expr): Figure out at the end of the routine
6129 whether we saw a valid !defined() expression.
6130 * cppfiles.c (stack_include_file): Update for mi_valid.
6131 (_cpp_pop_file_buffer): Similarly.
6132 * cpplex.c (_cpp_lex_token): Similarly.
6133 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
6134 mi_if_not_defined, mi_lexed): Remove.
6136 * cpplib.c (do_if): Simplify.
6137 (do_endif, push_conditional, _cpp_handle_directive): Update
6138 for renaming of mi_state to mi_valid.
6140 * cpp.texi: Add index entries for digraphs, and add comment
6141 that C++ refers to them as alternative tokens.
6143 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
6145 * basic-block.h (CLEANUP_PRE_LOOP): New.
6146 * except.c (finish_eh_generation): Update call of cleanup_cfg.
6147 * sibcall.c (optimize_sibling_calls): Likewise.
6148 * toplev.c (rest_of_compilation): Likewise.
6149 * flow.c (try_forward_edges): Take argument MODE;
6150 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
6151 (try_optimize_cfg): Update call of try_forward_edges.
6153 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6154 Jan Hubicka <jh@suse.cz>
6156 * (validate_replace_rtx_1): Fix simplification of MINUS.
6158 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
6160 PR preprocessor/3669
6161 * cppinit.c (init_dependency_output): Turn off dump requests
6162 if sending dependencies to stdout.
6164 2001-07-28 Richard Henderson <rth@redhat.com>
6166 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
6169 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
6171 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
6173 2001-07-28 Kazu Hirata <kazu@hxi.com>
6175 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
6176 is VAR_DECL first to prevent an ICE.
6178 2001-07-28 Richard Henderson <rth@redhat.com>
6180 * varasm.c (immed_real_const_1): Don't elide special cases for
6182 (clear_const_double_mem): Clear const_tiny_rtx too.
6184 2001-07-28 Richard Henderson <rth@redhat.com>
6186 * dwarf2out.c (dw_val_class_offset): New.
6187 (struct dw_ranges_struct, dw_ranges_ref): New.
6188 (ranges_table, ranges_table_allocated): New.
6189 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
6190 (add_AT_offset, add_ranges, output_ranges): New.
6191 (print_die, output_die): Handle dw_val_class_offset.
6192 (attr_checksum, size_of_die, value_format): Likewise.
6193 (gen_lexical_block_die): Handle non-contiguous blocks.
6194 (gen_block_die): Likewise.
6195 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
6196 if needed. Dump the ranges table.
6197 * final.c (final_start_function): Remove unnecessary notes and
6198 rebuild the block tree before numbering the blocks.
6199 * function.c (reorder_blocks_0): Walk the existing block tree
6200 to unmark all blocks.
6201 (reorder_blocks_1): Create block fragments when duplicate block
6203 (reorder_fix_fragments): New.
6204 (reorder_blocks): Call it.
6205 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
6207 2001-07-28 Richard Henderson <rth@redhat.com>
6209 * emit-rtl.c (adjust_address): Make a copy of the memory address.
6211 2001-07-28 Richard Henderson <rth@redhat.com>
6213 * flow.c (add_to_mem_set_list): New function.
6214 (init_propagate_block_info): Use it.
6215 (mark_set_1): Likewise.
6216 (insn_dead_p): Canonicalize memory address for dead store
6217 comparison. Allow wider mode stores to kill narrower mode stores.
6218 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
6219 (invalidate_mems_from_set): Don't handle MEMs.
6221 2001-07-28 Kazu Hirata <kazu@hxi.com>
6223 * config/h8300/h8300.h: Fix formatting.
6225 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6227 * basic-block.h (EDGE_FREQUENCY): New macro.
6228 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
6230 * flow.c (find_sub_basic_blocks): Likewise.
6231 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
6232 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
6234 * predict.c (DEF_PREDICTOR): New argument FLAGS.
6235 (HITRATE): New macro.
6236 (PRED_FLAG_FIRST_MATCH): New constant.
6237 (predictor_info): New field flgags.
6238 (combine_predictions_for_insn): Use DS theory to combine
6239 probabilities; set the edge probabilities when finished.
6240 (estimate_probability): Avoid duplicated matches
6241 of LOOP_BRANCH heuristics for nested loops; update comment.
6242 * predict.def: Add flags for each prediction, set probabilities
6243 according to B&L paper.
6244 * predict.h (DEF_PREDICTOR): New argument FLAGS.
6246 * profile.c (compute_branch_probabilities): Cleanup way the edge
6247 probabilities are computed and REG_BR_PROB notes are dropped; if
6248 values does not match, emit error.
6249 (init_branch_prob): Do error instead of warning when profile driven
6250 feedback is missing or corrupt.
6252 2001-07-27 DJ Delorie <dj@redhat.com>
6254 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
6255 against a constant, try to adjust the compare to have the desired
6256 constant in it so that min/max optimizations happen more often.
6258 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
6260 * flow.c (last_loop_beg_note): New function.
6261 (redirect_edge_and_branch): Use it.
6262 (split_edge): Likewise.
6264 * alias.c (loop_p): Avoid uninitialized memory access.
6266 * flow.c (try_forward_edges): Avoid accessing freed memory.
6268 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
6271 2001-07-26 Andrew Haley <aph@redhat.com>
6272 Joern Rennecke <amylaar@redhat.com>
6274 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
6275 (SUBTARGET_CPP_ENDIAN_SPEC): New.
6276 (SUBTARGET_CPP_SPEC): New.
6278 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
6279 (SUBTARGET_CPP_PTR_SPEC): New.
6280 (CPP_DEFAULT_CPU_SPEC): New.
6281 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
6282 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6283 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
6284 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
6285 (SUBTARGET_CPP_SPEC): Define as an empty string.
6287 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6289 * doc/install.texi (Configuration): Properly link the host
6290 specific instructions also when generating HTML.
6292 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
6294 * flow.c (redirect_edge_and_branch_force): Test
6295 target->global_live_at_start.
6297 2001-07-26 Richard Henderson <rth@redhat.com>
6299 * simplify-rtx.c (avoid_constant_pool_reference): Export.
6300 * rtl.h (avoid_constant_pool_reference): Declare it.
6301 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
6302 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
6304 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6306 * rtl.h (cleanup_barriers): Declare.
6307 * jump.c (cleanup_barriers): New function.
6308 * toplev.c (rest_of_compilation): Call cleanup_barriers
6309 before loop optimizer and after bb_reorder.
6311 * flow.c (back_edge_of_syntactic_loop_p): New.
6312 (split_edge): Use it.
6314 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6316 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
6318 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
6320 * cse.c (cse_process_notes): Replace any registers if the address
6323 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
6325 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
6326 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
6327 (propagate_block): Update prototype.
6328 * flow.c (update_life_info): Simplify the CFG and
6329 recalculate the global regs which are alive when
6330 removing dead code during a global update.
6331 (propagate_block): Return non-zero if an INSN is
6334 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6336 * Makefile.in (LIBICONV): Define.
6338 2001-07-26 Catherine Moore <clm@redhat.com>
6340 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
6341 of conditional to avoid tree checking errors.
6343 2001-07-26 Kazu Hirata <kazu@hxi.com>
6345 * regmove.c (regmove_optimize): Don't replace a reg with
6346 another reg of a different mode.
6348 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
6350 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
6351 limit length of dependancy flush list.
6352 * params.h (MAX_PENDING_LIST_LENGTH): Define.
6353 * sched-int.h (struct deps): Add pending_flush_length field.
6354 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
6355 has 1 element in it.
6356 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
6357 (sched_analyze): After a jump, if the pending memory flush list is too
6358 large, flush the pending lists.
6359 (init_deps): Initialize pending_flush_length to 0.
6360 * doc/invoke.texi (max_pending_list_length): Document parameter.
6362 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
6364 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
6365 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
6366 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
6368 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6370 * cpphash.h (struct_lexer_state): Delete was_skipping.
6371 Move skipping here from struct cpp_reader.
6372 * cpplex.c (parse_identifier): Update.
6373 (_cpp_lex_token): Don't skip tokens in a directive.
6374 * cpplib.c (struct if_stack): Update.
6375 (start_directive, end_directive): Don't change skipping state.
6376 (_cpp_handle_directive): Update.
6377 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
6378 (do_else, do_endif): Update; only check for excess tokens if not
6379 in a skipped conditional block.
6380 (push_conditional): Update for new struct if_stack.
6382 2001-07-26 Graham Stott <grahams@redhat.com>
6384 * function.c (locate_and_pad_parm): Also pad initial offset
6385 so that the total argument size also includes the padding.
6387 2001-07-26 Graham Stott <grahams@redhat.com>
6389 * gensupport.c (alter_output_for_insn): Correct enable checking failure
6390 change XSTR to XTMPL.
6392 (process_one_cond_exec): Likewise
6394 2001-07-25 Richard Henderson <rth@redhat.com>
6396 * varasm.c (assemble_variable): Create DECL_RTL before setting
6399 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
6401 * predict.c (estimate_probability): Avoid duplicated predictions.
6403 * loop.c (find_and_verify_loops): Grok multiple barriers.
6405 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6407 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
6409 * dbxout.c: Consistently use putc instead of fputc.
6410 (print_wide_int): New function; call instead of direct fprintf.
6411 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
6412 (dbxout_type_fields, dbxout_type_method_1): Likewise.
6413 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
6414 (print_int_cst_octal): Likewise.
6415 (print_octal): Show we wrote characters.
6416 (dbxout_type): Set have_used_extensions in more places.
6418 2001-07-25 Catherine Moore <clm@redhat.com>
6420 * config/v850/v850.c (v850_va_arg): Use addr
6421 instead of valist to build incr.
6423 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
6425 * flow.c (delete_dead_jumptables): New function.
6426 (life_analyzis): Call it.
6427 * bb-reorder.c (skip_insns_after_block): Handle contradictory
6430 2001-07-25 Richard Henderson <rth@redhat.com>
6432 * except.c (reachable_handlers): Handle a region being removed
6433 out from under a RESX.
6435 2001-07-25 Richard Henderson <rth@redhat.com>
6437 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
6438 swap GE/GT if it is an fp comparison.
6440 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
6442 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
6445 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
6447 * ssa.c (rename_insn_1): Do not wrap an assignment to a
6448 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
6451 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
6453 (visit_expression): When attempting to simplify an expression,
6454 retrieve any modes for arguments before they are simplified
6457 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6458 Janis Johnson <janis@us.ibm.com>
6460 * stmt.c (expand_goto): A nonlocal goto can be a call too.
6461 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
6462 pointer parameters to match documented usage of nonlocal_goto.
6463 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
6464 parameters to their correct order.
6465 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
6466 parameters to their correct order.
6468 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
6470 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
6472 2001-07-25 Jan Hubicka <jh@suse.cz>
6473 Richard Henderson <rth@redhat.com>
6475 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
6477 (make_edges): New argument update_p; populate the edge cache if set.
6478 (find_basic_blocks): Update make_edges invocation.
6480 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6482 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
6484 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6486 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
6487 -Acpu and -Amachine.h.
6488 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
6489 Corrected header to say ELF not a.out.
6490 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
6491 when given -msoft-float.
6493 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6495 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
6496 extra multilib parts like arm-elf.
6497 (i960-*-coff*, i960-*-rtems): Should not use collect2.
6498 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
6499 crtfini.o as extra multilib parts.
6501 2001-07-24 Joel Sherrill <joel@OARcorp.com>
6503 * configure.in: Add rtems as a supported thread model.
6504 * gthr-rtems.h: Add missing entry point __gthread_active_p.
6505 * configure: Rebuilt.
6507 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
6509 * stor-layout.c (get_mode_alignment): make it work when
6510 BITS_PER_UNIT is not a power of two.
6511 * builtins.c (get_pointer_alignment): Likewise.
6513 2001-07-24 Richard Henderson <rth@redhat.com>
6515 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
6516 the retrieved constant into the expected mode.
6518 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
6520 * flow.c (try_simplify_condjump): Avoid duplicated edges.
6521 (verify_flow_info): Check for duplicated edges; clarify
6524 * flow.c (block_label): Update basic_block_for_insn.
6525 (commit_edge_insertions): Call compute_bb_for_insn.
6527 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
6530 * flow.c (redirect_edge_and_branch,
6531 try_optimize_cfg): Use redirect_edge_succ_nodup
6532 (redirect_edge_succ_nodup): New.
6533 * basic_block.h (redirect_edge_succ_nodup): Declare.
6535 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
6538 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
6540 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
6541 (try_crossjump_to_edge): Update commetns.
6542 (try_crossjump_bb): Likewise.
6544 2001-07-24 Richard Henderson <rth@redhat.com>
6546 * combine.c (distribute_notes): Move set of need_refresh
6547 for noop_move_p down to catch all cases.
6549 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
6551 * recog.c (split_all_insns_noflow): New.
6552 * rtl.h (split_all_insns_noflow): Declare.
6553 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
6554 * m68hc11.c (m68hc11_reorg): Likewise.
6555 * sh.c (machine_dependent_reorg): Likewise.
6556 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
6559 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6561 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
6562 (ashlsi3_n splitter): Likewise.
6563 (lshrsi3_n splitter): Likewise.
6565 (GOTaddr2picreg): Make const SImode.
6566 (sym_label2reg): Likewise.
6567 (symGOT2reg): Likewise.
6568 (symGOTOFF2reg) Likewise.
6570 (casesi_worker_0): Make unspec SImode.
6572 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
6574 * config/sh/sh.c (barrier_align): Check that an operand really is
6575 an insn before extracting its INSN_CODE.
6577 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
6579 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
6582 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
6583 for SImode to prevent overflow.
6585 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6587 * config/mips/irix6-libc-compat.c: New file.
6588 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
6589 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
6592 2001-07-24 lars brinkhoff <lars@nocrew.org>
6594 * rtl.texi (REG_POINTER): Document.
6595 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
6596 QFmode, HFmode, TQFmode, QCmode, and HCmode.
6598 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6600 * flow.c (delete_noop_moves): Do not confuse libcall regions.
6602 2001-07-23 Richard Henderson <rth@redhat.com>
6604 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
6606 2001-07-23 Kazu Hirata <kazu@hxi.com>
6608 * config/h8300/h8300-protos.h: Add a prototype for
6609 general_operand_dst_push.
6610 * config/h8300/h8300.c (general_operand_dst_push): New.
6611 * config/h8300/h8300.h (OK_FOR_T): New.
6612 (EXTRA_CONSTRAINT): Use it.
6613 * config/h8300/h8300.md (movqi_push): Remove and integrate into
6614 the existing movqi pattern.
6615 (movhi_push): Likewise.
6617 * reload.c: Fix comment typos.
6619 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6621 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
6623 2001-07-23 H.J. Lu (hjl@gnu.org)
6625 * doc/extend.texi: Update __builtin_return_address and
6626 __builtin_frame_address.
6628 2001-07-23 Richard Henderson <rth@redhat.com>
6630 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
6632 * config/i386/i386.md: New setcc+movzbl peephole2.
6634 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6636 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
6637 * objc/objc-act.c: Include debug.h.
6638 (synth_module_prologue): Save and restore debug hooks too.
6640 2001-07-23 lars brinkhoff <lars@nocrew.org>
6642 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
6643 and C4X_FLOAT_FORMAT.
6644 (BOOL_TYPE_SIZE): Document.
6646 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
6648 * unroll.c (loop_iterations): Fix miscalculation of initial
6651 2001-07-13 Andrew Haley <aph@redhat.com>
6653 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
6654 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
6655 * config/sh/sh.c (sh_can_redirect_branch): New function.
6656 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
6657 * reorg.c (steal_delay_list_from_target): Use
6658 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
6660 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6662 * flow.c (try_simplify_condjump): Unlink insn chain on
6663 fallthru edge; use can_fallthru.
6665 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
6667 * basic-block.h (find_sub_basic_block): Declare.
6668 * flow.c (make_edges): New arguments MIN and MAX;
6669 (find_sub_basic_blocks): Revamp to use make_edges
6670 and purge_dead_edges.
6671 (find_basic_blocks): Update call of find_sub_basic_block.
6673 * recog.c (split_all_insns): Always expect CFG to be consistent;
6674 call find_sub_basic_blocks in case something has changed.
6675 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
6678 * basic-block.h (delete_noop_moves): Declare.
6679 * combine.c (combine_instructions): Call it.
6680 (recog_for_combine): Tolerate noop moves
6681 (distribute_notes): Force refresh when register dies at noop move.
6682 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
6684 (life_analysis): Update delete_noop_moves call.
6685 (set_noop_p): Move too ...
6686 * rtlanal.c (noop_move_p): ... here.
6687 * rtl.h (noop_move_p): Declare.
6689 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
6690 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
6692 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
6693 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
6695 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
6697 * reload.c (push_reload): Fix typo in comment.
6698 (find_reloads_address): Ditto.
6699 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
6701 2001-07-22 Richard Henderson <rth@redhat.com>
6703 * flow.c: Grammar check and clarify a lot of comments.
6704 (try_simplify_condjump): Rename variables to be clearer.
6705 (try_forward_edges): Skip complex and fallthru edges.
6706 Rearrange tests to avoid duplicate checks.
6707 (flow_find_cross_jump): Likewise.
6708 (outgoing_edges_match): Allow match if neither branch has
6709 probability data. Loosen probability match to 5%.
6710 (try_crossjump_to_edge): Hoist repeated indirection into
6712 (try_crossjump_bb): Don't check complex edges. Eliminate
6713 redundant crossjump tests.
6714 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
6715 checks before more expensive checks.
6717 2001-07-22 Richard Henderson <rth@redhat.com>
6719 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
6720 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
6723 2001-07-22 Richard Henderson <rth@redhat.com>
6725 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
6726 (const_sint32_operand): Likewise.
6727 * m68k.md (anon mulsi pattern): Use const_int_operand not
6728 const_sint32_operand.
6729 (umulsi3_highpart): Zero extend a constant input.
6730 (smulsi3_highpart): Don't bother checking SImode constant.
6731 (const_umulsi3_highpart): Give op3 DImode.
6732 (const_smulsi3_highpart): Likewise.
6734 2001-07-22 Richard Henderson <rth@redhat.com>
6736 * flow.c (split_block): Make sure bb_note is included in the
6737 new block when splitting before a label.
6739 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
6741 * basic-block.h (redirect_edge_and_branch_force,
6742 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
6743 * flow.c (redirect_edge_and_branch_force,
6744 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
6745 (redirect_edge_and_branch_force): Fix copying of lifeness information.
6746 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
6747 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
6748 instead of label; update CFG after transformation.
6749 (find_if_case_1): Update call, use redirect_edge_and_branch_force
6750 for finishing the transformation; handle even case where ELSE
6751 does not follow THEN.
6752 (find_if_case_2): Update call of dead_or_predictable; simplify
6755 * emit-rtl.c (split_branch_probability): New global variable.
6756 (try_split): Take care to set split_branch_probability and
6757 create REG_BR_PROB note for new jump insns.
6758 * md.texi (define_split): Document new feature.
6760 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
6762 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6764 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
6765 (asm_out_file): Remove redundant declaration.
6766 (assemble_asm): Remove old #if 0 block.
6767 (assemble_variable): Remove end of function; debug output is
6768 now handled with global_decl. Remove old #if 0 block. Update.
6769 Remove saved_in_section and associated no-op code.
6770 * Makefile.in (varasm.o): Correct dependencies.
6772 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
6774 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6775 the definition in defaults.h.
6777 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
6779 * jump.c: Update comments.
6780 (delete_barrier_successors, delete_unreferenced_labels,
6781 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
6782 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
6783 jump_optimize, jump_optimize_minimal): Kill.
6784 (rebuild_jump_labels): Move code from jump_optimize_1.
6785 (purge_line_number_notes): Likewise.
6786 (copy_loop_headers): Likewise.
6787 * reg-stack.c: Update comment.
6789 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
6790 JUMP_AFTER_REGSCAN): Kill.
6791 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
6792 purge_line_number_notes and copy_loop_headers.
6794 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
6795 Richard Henderson <rth@redhat.com>
6797 * dbxout.c (dbxout_global_decl): New.
6798 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6799 * sdbout.c (sdbout_finish): New.
6800 (sdbout_debug_hooks): Use it, add comments.
6801 (sdbout_global_decl): Defer initialised public vars to
6803 * varasm.c (assemble_variable): Don't output debug information
6804 for file-scope variables.
6806 2001-07-22 Richard Henderson <rth@redhat.com>
6808 * config/alpha/alpha.c (get_trap_mode_suffix): New.
6809 (get_round_mode_suffix): New.
6810 (print_operand): Use them for [/]. Remove support for [&'`()+].
6811 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
6812 * config/alpha/alpha.md (attr round_suffix): New.
6813 (attr trap_suffix): New.
6814 (all insns): Set them appropriately. Use %/ instead of the
6817 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6819 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
6821 2001-07-22 Richard Henderson <rth@redhat.com>
6823 * regrename.c (regrename_optimize): Compute nregs for each
6824 potential target register.
6826 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
6827 Richard Henderson <rth@redhat.com>
6829 * dbxout.c (dbxout_global_decl): New.
6830 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
6831 * sdbout.c (sdbout_finish): New.
6832 (sdbout_debug_hooks): Use it, add comments.
6833 (sdbout_global_decl): Defer initialised public vars to
6835 * varasm.c (assemble_variable): Don't output debug information
6836 for file-scope variables.
6838 2001-07-21 H.J. Lu (hjl@gnu.org)
6840 * config/mips/mips.c (mips_cpu): Moved into ...
6841 (override_options): Here.
6843 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
6845 (mips_cpu): Removed.
6847 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6849 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
6850 ("iorqi3"): Likewise.
6851 ("xorqi3"): Likewise.
6852 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
6853 ("*subhi3_sp): Likewise.
6854 ("*subhi3"): Likewise.
6855 ("extendhisi2"): Accept D, X and Y as source operand to avoid
6858 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
6860 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
6861 * config/freebsd.h: Likewise.
6862 * config/linux.h: Likewise.
6863 * config/openbsd.h: Likewise.
6864 * config/alpha/linux-elf.h: Likewise.
6865 * config/arm/linux-elf.h: Likewise.
6866 * config/d30v/d30v.h: Likewise.
6867 * config/fr30/fr30.h: Likewise.
6868 * config/ia64/aix.h: Likewise.
6869 * config/ia64/ia64.h: Likewise.
6870 * config/mips/linux.h: Likewise.
6871 * config/pj/pj.h: Likewise.
6872 * config/rs6000/linux.h: Likewise.
6873 * config/sparc/linux.h: Likewise.
6874 * config/sparc/linux64.h: Likewise.
6876 2001-07-20 Bruce Korb <bkorb@gnu.org>
6878 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
6879 because getc() and char* may disagree on signedness.
6881 2001-07-20 Richard Henderson <rth@redhat.com>
6883 * doc/rtl.texi (REG_DEAD): Update for current semantics.
6885 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
6886 insns to delete in the presence of cc0 in a jump insn.
6888 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
6889 Jan Hubicka <jh@suse.cz>
6891 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
6892 of doing the change by hand.
6894 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6896 * rtlanal.c (set_noop_p): Return true for noop jumps.
6898 * expr.c (emit_single_push_insn): Add call to push expander.
6899 * expr.h (optab_index): Add OTI_push
6900 (push_optab): New constant.
6901 * genopinit.c (optabs): Add push_optab.
6902 * optabs.c (init_optab): Init push optab.
6903 * md.texi (push??1): Document
6905 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6907 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
6908 expand to emit the pattern; put a REG_INC note for push/pop
6910 ("movdf", "movdf_internal"): Likewise.
6911 ("movsi", "movsi_internal"): Likewise.
6912 ("movsf", "movsf_internal"): Likewise.
6913 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
6915 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6917 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
6920 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
6922 * params.def: Change default max inline insns to 100.
6924 2001-07-20 Diego Novillo <dnovillo@redhat.com>
6926 * combine.c (combine_simplify_rtx): Generate a new shift operation
6927 when simplifying the first operand of a (neg (ashift)) expression.
6929 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6931 * regclass.c (N_REG_INTS): Use only 32 bits per element.
6933 2001-07-20 Kelley Cook <kelley.cook@home.com>
6935 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
6936 information. Move rest into ...
6937 (*-*-solaris): ... here. Eliminate redundant information and
6938 reword necessary packages section. Delete 4.x assembler bug info.
6939 (sparc-sun-*): Merge into ...
6940 (sparc-sun-sunos*): here.
6942 2001-07-20 Catherine Moore <clm@redhat.com>
6944 * config/v850/v850.md (casesi): Generate LABEL_REF
6947 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6949 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
6950 * i386.c (ix86_zero_extend_to_Pmode): Make global.
6951 * i386.md (strclrsi expander): Use it.
6953 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6955 * integrate.c (copy_insn_list): handle
6956 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
6957 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
6958 identically as to CODE_LABEL.
6960 * fold-const (fold): Convert A/B/C to A/(B*C) and
6963 * except.c (connect_post_landing_pads): Delete the RESX insns.
6965 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
6967 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
6969 * config/mips/mips.md (nmadd/nmsub): Use macro.
6971 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
6973 * cppinit.c (remove_dup_dir): Make static.
6974 (remove_dup_dirs): Make static. Only warn about preempting a
6975 system directory with a non-system directory.
6977 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
6979 * ifcvt.c (noce_try_store_flag_constants): Correct order
6980 of parameters to trunc_int_for_mode.
6982 2001-07-19 Mark Mitchell <mark@codesourcery.com>
6984 * reorg.c (fill_simple_delay_slots): If an instruction might throw
6985 an exception that will be caught within this function, do not fill
6986 its delay slot with any subsequent instruction.
6988 2001-07-19 Steve Ellcey <sje@cup.hp.com>
6990 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
6991 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
6992 pointer extension instruction.
6993 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
6994 * simplify-rtx.c (simplify_unary_operation) Likewise.
6995 * explow.c (convert_memory_address) Check value of
6996 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
6998 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
6999 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
7000 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
7001 Add Multilib Support.
7002 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
7003 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
7004 Add Multilib Support.
7005 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
7007 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
7008 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
7009 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
7011 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
7013 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
7014 old and new operands in `<', `3' and `b'.
7016 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7018 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
7019 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
7020 (toplev.o): Don't depend on xcoffout.h.
7021 * c-decl.c: Include debug.h
7022 (duplicate_decls): Use debug hook.
7023 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
7024 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7025 (dbxout_types): Remove.
7026 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
7027 * debug.c (do_nothing_debug_hooks): Update.
7028 (debug_true_tree, debug_nothing_rtx): New.
7029 * debug.h (struct rtx_def): New.
7030 (struct gcc_debug_hooks): New hooks ignore_block,
7031 outlining_inline_function and label.
7032 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
7033 dwarf2out_frame_finish): New.
7034 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
7035 Make static, update prototype.
7036 (dwarf2_debug_hooks): Update.
7037 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
7038 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
7039 * dwarfout.c (dwarf_debug_hooks): Update.
7040 * emit-rtl.c: Include debug.h.
7041 (remove_unnecessary_notes): Use debug hook.
7042 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
7043 (final_scan_insn): Use debug hook.
7044 * integrate.c (output_inline_function): Use debug hook.
7045 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
7046 (sdb_debug_hooks): Update.
7047 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
7048 * toplev.c: Don't include xcoffout.h.
7049 (note_outlining_of_inline_function, debug_ignore_block): Remove.
7050 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
7052 * tree.h (dwarf2out_do_frame): Remove.
7054 2001-07-19 Catherine Moore <clm@cygnus.com>
7056 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
7058 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
7060 * reload1.c (eliminate_regs_in_insn): When updating a set
7061 to the frame pointer to the hardware frame pointer, perform
7062 the update always not just when REPLACE is set.
7064 * reload1.c (choose_reload_regs): Don't inherit a reload
7065 that crosses multiple registers if registers past the first
7066 don't fit in the desired class.
7068 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
7069 when negating constants.
7071 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
7073 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
7074 * doc/tree.texi: Ditto.
7076 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
7077 Jakub Jelinek <jakub@redhat.com>
7079 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
7080 (extract_cie_info): Handle "eh" augmentation properly,
7082 (struct frame_state, __frame_state_for): New.
7084 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7086 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
7087 HANDLE_SYSV_PRAGMA): Define.
7088 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
7090 (copy_object): Caller changed.
7092 2001-07-19 Andreas Schwab <schwab@suse.de>
7094 * configure.in (assembler dwarf2 debug_line support): Define nop
7096 * configure: Regenerated.
7098 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7100 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
7102 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
7103 to conditionally compiled block.
7104 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7105 * dbxout.h (dbxout_function): Remove.
7106 * debug.c (do_nothing_debug_hooks): Update.
7107 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
7108 global_decl, deferred_inline_function.
7109 * dwarf2out.c (dwarf2_debug_hooks): Update.
7110 (dwarf2out_global_decl): New.
7111 * dwarfout.c: Don't include dwarfout.h.
7112 (dwarfout_global_decl, dwarfout_function_decl,
7113 dwarfout_deferred_inline_function): New.
7114 (dwarf_debug_hooks): Update.
7115 * dwarfout.h: Remove.
7116 * final.c: Don't include dwarfout.h.
7117 * sdbout.c (sdbout_global_decl): New.
7118 (sdbout_debug_hooks): Update.
7119 * toplev.c: Don't include dwarfout.h.
7120 (check_global_declarations, rest_of_compilation): Use new debug hooks.
7121 (note_deferral_of_defined_inline_function): Remove.
7122 * toplev.h (note_deferral_of_defined_inline_function): Remove.
7123 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
7124 * ch/lex.c: Don't include dwarfout.h.
7125 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
7126 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
7127 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
7128 * cp/optimize.c: Include debug.h.
7129 (maybe_clone_body): Use debug hook.
7130 * cp/semantics.c: Include debug.h.
7131 (expand_body): Use debug hook.
7132 * po/POTFILES.in: Remove dwarfout.h.
7134 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
7136 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
7137 * c-parse.in (yyerror, _yylex): Similarly.
7138 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
7139 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
7141 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
7142 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
7144 2001-07-18 Jeff Sturm <jsturm@one-point.com>
7146 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
7147 in-class declaration at -g1. Fixes c++/2814.
7149 2001-07-18 Richard Henderson <rth@redhat.com>
7151 * doc/md.texi (reload_in/out): Document restrictions in predicates
7152 and constraints for these patterns. Document empty string matching
7155 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7157 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
7159 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7161 * cse.c: Undo my previous patch.
7163 2001-07-18 Tom Tromey <tromey@redhat.com>
7166 * configure: Rebuilt.
7167 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
7169 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
7171 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
7172 Jan Hubicka <jh@suse.cz>
7174 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
7175 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
7176 * jump.c (mark_jump_label): Do not forward branches.
7178 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
7180 * cse.c (delete_trivially_dead_insns): Delete the libcall block
7181 when return value is unused.
7183 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7185 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
7187 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
7189 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
7190 on error. We can't blindly return the result of
7191 pthread_mutex_trylock because it returns a positive number on
7192 error, while we must return -1 on error.
7193 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
7195 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
7197 2001-07-18 Andreas Jaeger <aj@suse.de>
7199 * integrate.c (output_inline_function): Correct type of debug_hooks.
7201 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
7203 * combine.c (combine_simplify_rtx): DIV can be treated
7204 associatively for floats if unsafe math optimisations are enabled.
7206 2001-07-17 Richard Henderson <rth@redhat.com>
7208 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
7210 2001-07-17 Richard Henderson <rth@redhat.com>
7212 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
7213 don't force the function address into a register.
7214 (expand_call, emit_library_call_value_1): Update callers.
7215 * builtins.c (expand_builtin_apply): Likewise.
7216 * expr.h (prepare_call_address): Update decl.
7218 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
7220 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
7222 * config/i386/chorus.h: Move up.
7223 * config/sparc/chorus.h: Likewise.
7224 * config/rs6000/chorus.h: Likewise.
7225 * config/chorus.h: Moved here.
7227 2001-07-17 Andreas Schwab <schwab@suse.de>
7229 * configure.in (assembler eh_frame optimization): Handle big
7231 * configure: Regenerated.
7233 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
7235 * expr.c (epxand_expr): Convert divisions into multiplications by
7236 reciprocals if -ffast-math.
7238 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
7240 * dbxout.c (dbxout_really_begin_function): Rename to
7241 dbxout_begin_function.
7242 (dbx_debug_hooks, xcoff_debug_hooks): Update.
7243 (dbxout_begin_function): Remove.
7244 (dbxout_function): Update.
7245 (dbxout_source_line): Update prototype.
7246 * dbxout.h (dbxout_begin_function): Remove.
7247 * debug.c (do_nothing_debug_hooks): Update.
7248 (debug_nothing_tree): Update.
7249 (debug_nothing_charstar_rtx): Remove.
7250 * debug.h (union tree_node): Declare.
7251 (struct rtx_def): Remove.
7252 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
7253 begin_function. Change source_line prototype.
7254 (debug_nothing_tree): New.
7255 (debug_nothing_charstar_rtx): Delete.
7256 (dwarf2out_begin_prologue): Moved from ...
7258 * dwarf2out.c (dwarf2_debug_hooks): Update.
7259 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
7260 debug info, call dwarf2out_source_line.
7261 (dwarf2out_souce_line): Update prototype.
7262 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
7263 Change prototype, make static.
7264 (dwarfout_source_line): Update prototype.
7265 (dwarf_debug_hooks): Update.
7266 * dwarfout.h (dwarfout_begin_function): Remove.
7267 * final.c (final_start_function, final_scan_insn): Use appropriate
7268 debug hooks, update to use notice_source_line.
7269 (output_source_line): Rename notice_source_line. Don't call the
7270 source_line debug hook.
7271 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
7272 make static, update prototype.
7273 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
7275 (sdbout_end_prologue): New.
7276 (sdbout_source_line): Update prototype.
7277 (sdbout_debug_hooks): Update.
7278 (sdbout_symbol): Remove unused var.
7279 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
7281 * varasm.c: Include debug.h.
7282 (assemble_start_function): Use begin_function debug_hook.
7283 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7284 update with prototype.
7285 (xcoffout_source_line): Update prototype.
7286 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
7288 (xcoffout_source_line): Update prototype.
7290 2001-07-17 Richard Henderson <rth@redhat.com>
7292 * c-typeck.c (build_binary_op): Do not shorten unsigned
7293 right shift after sign extension.
7295 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
7297 * combine.c (combine_simplify_rtx): Attempt to simplify
7298 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
7300 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
7301 (simplify_binary_operation, simplify_unary_operation,
7302 simplify_relational_operation): Use it.
7304 * combine.c (combine_simplify_rtx): Don't do associative law
7305 on divisions; allow associative law on floats.
7307 2001-07-17 H.J. Lu <hjl@gnu.org>
7308 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7310 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
7311 ASM_OUTPUT_WEAK_ALIAS are defined.
7312 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
7313 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
7315 * config/mips/iris5.h: ... here.
7316 (HANDLE_SYSV_PRAGMA): Defined as 1.
7317 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
7318 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
7321 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
7323 * c-parse.in (all_prefix_attributes): New variable.
7324 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
7325 (maybe_resetattrs): New production.
7326 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
7327 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
7328 notype_initdcl, nested_function, notype_nested_function,
7329 component_decl, components, components_notype,
7330 component_declarator, component_notype_declarator,
7331 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
7332 ivars, mydecl, myparm): Update. Avoid prefix attributes just
7333 after a comma being applied to more than one declarator.
7334 * doc/extend.texi (Attribute Syntax): Update. Remove
7335 documentation of bugs that are no longer present.
7337 2001-07-13 Eric Christopher <echristo@redhat.com>
7339 * config/mips/mips.h: Change TUNE_MIPS* options to use
7341 (EXTRA_SPECS): Add cc1_cpu_spec.
7342 * config/mips/mips.md (muldf3): Fix typo.
7344 2001-07-16 Richard Henderson <rth@redhat.com>
7346 * config/m68k/m68k.c: Include expr.h and reload.h.
7347 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
7348 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
7350 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7351 Richard Henderson <rth@redhat.com>
7353 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
7354 (insn_live_p): Fix fall off end of function.
7355 (dead_libcall_p): Remove COUNTS argument; update callers.
7356 (delete_trivially_dead_insns): Remove unused variables.
7358 2001-07-17 Andreas Jaeger <aj@suse.de>
7360 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
7363 * lcm.c (optimize_mode_switching): Avoid warning for unused
7364 variable if !NORMAL_MODE.
7366 * flow.c (try_crossjump_to_edge): Remove unused variable.
7368 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7370 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
7371 atexit declaration in stdlib.h.
7373 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
7375 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
7377 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7379 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
7380 * except.c (finish_eh_generation): Update call of cleanup_cfg;
7381 do rebuild_jump_labels instead of jump_optimize
7382 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
7383 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
7384 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
7386 * flow.c: Include timevar.h
7387 (find_basic_block): Push/pop timevar;
7388 (cleanup_cfg): Likewise.
7389 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
7390 * Makefile: Add dependencies on timevar.h
7392 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
7393 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
7395 * rtl.h (delete_trivially_dead_insns): Add new parameter.
7396 * toplev.c (rest_of_compilation): Update calls.
7397 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
7398 (delete_trivially_dead_insns): ... here; accept new argument
7399 preserve_basic_blocks; preserve basic blocks if set.
7401 * reg-stack.c (stack_regs_mentioned): Return 0 if
7402 stack_regs_mentioned_data is not initialized.
7403 (reg_to_stack): Make stack_regs_mentioned survive after the
7404 reg-stack is completted; do not call cleanup_cfg.
7405 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
7406 make cleanup_cfg after bb-reorder to output to debug file.
7408 2001-07-16 Richard Henderson <rth@redhat.com>
7410 * regclass.c (init_reg_sets): Use only 32 bits per initializer
7411 from int_reg_class_contents.
7413 2001-07-16 Richard Henderson <rth@redhat.com>
7415 * hard-reg-set.h (regs_invalidated_by_call): Declare.
7416 * regclass.c (regs_invalidated_by_call): Move from cse.c.
7417 (init_reg_sets_1): Move initialization from cse_main.
7418 * cse.c (regs_invalidated_by_call): Move to regclass.c.
7419 (cse_main): Move its initialization also.
7420 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
7421 * flow.c (propagate_one_insn): Likewise.
7422 * gcse.c (compute_hash_table): Likewise.
7423 (compute_kill_rd, compute_store_table): Likewise.
7424 * sched-deps.c (sched_analyze_1): Likewise.
7426 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
7428 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
7431 2001-07-16 Steve Ellcey <sje@cup.hp.com>
7433 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
7434 in if statement so we don't access undefined memory.
7436 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
7438 * gcse.c: Update comment at top.
7439 Update comment on mem handling.
7440 mem_last_set, mem_first_set, mem_set_in_block: gone.
7441 Declaration of reg_set_info: gone.
7442 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
7443 pointless with load_killed_in_block_p (they are *more*
7444 conservative then it, not less, and less accurate).
7445 (oprs_not_set_p): Ditto.
7446 (alloc_gcse_mem): Don't allocate mem_set_in_block
7447 (free_gcse_mem): Don't free it, either.
7448 (record_last_mem_set_info): Update comment in front, remove
7449 mem_*set_* stuff. Note the reason we don't handle stores directly
7451 (compute_hash_table): Update comments to reflect reality. Remove
7452 mem_*set_* references.
7453 (reset_opr_set_tables): Remove mem_*set_* references.
7455 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
7456 (mark_clobber): Ditto (on both parts, we double set here too).
7457 (expr_killed_p): Remove mem_set_in_block test.
7458 (compute_transp): Remove mem_set_in_block test.
7460 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
7461 of edge, and removal of phi alternative to dump file.
7462 (ssa_ccp_substitute_constants): Add note about register now being
7463 constant, and which uses were replaced in what insns to dump file.
7465 2001-07-16 Andreas Jaeger <aj@suse.de>
7467 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
7468 variables of type HOST_WIDEST_INT.
7470 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
7471 (__bb_exit_func): Correct type of count_max to avoid overflow.
7472 (num_digits): Handle long long argument.
7474 * combine.c (gen_lowpart_for_combine): Remove unused variable.
7476 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7478 * output.h (sdb_begin_function_line): Restore as an extern
7480 * sdbout.c (sdb_begin_function_line): Make extern.
7482 2001-07-15 Richard Henderson <rth@redhat.com>
7484 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
7485 * genrecog.c (maybe_both_true_mode): New.
7486 (maybe_both_true_2): Use it.
7487 (write_switch): Don't put Pmode in a switch.
7488 * rtl.c (mode arrays): Don't explicitly size them.
7490 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7492 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
7493 handling; move unconditional splitting before mode switching.
7495 * i386.md (type): Add fistp type.
7496 (i387, length_attr, scheduling definitions): Handle this type.
7497 (fix_trunc?f?i2): Revamp to use mode switching.
7498 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
7499 * i386.h (fp_cw_mode): New enum
7500 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
7501 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
7503 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7505 * Makefile.in (integrate.o): Add debug.h.
7506 * integrate.c (debug.h): Add.
7507 (output_inline_function): Save, reset, and restore debug_hooks.
7509 2001-07-15 Richard Henderson <rth@redhat.com>
7511 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
7512 instead of COMPARE for the EQUIV expression.
7514 2001-07-15 Richard Henderson <rth@redhat.com>
7516 * flow.c (redirect_edge_and_branch_force): Initialize
7517 global_live_at_start and global_live_at_end.
7518 (allocate_bb_life_data): Export.
7519 * basic-block.h (allocate_bb_life_data): Declare.
7520 * toplev.c (rest_of_compilation): Call it.
7522 2001-07-15 Richard Henderson <rth@redhat.com>
7524 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
7525 (alpha_tablejump_best_label): New.
7526 * config/alpha/alpha-protos.h: Declare them.
7527 * config/alpha/alpha.md: Use braced strings for code blocks.
7528 (tablejump_osf): Break out add with r29.
7529 (tablejump_osf_internal): Remove.
7530 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
7531 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
7533 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7535 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
7538 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
7540 * i386-protos.h (ix86_split_fp_branch): Update prototype.
7541 (ix86_fp_jump_nontrivial_p): New.
7542 * i386.md (fp_jcc_?): Update call of split_fp_branch;
7543 use ix86_fp_jump_nontrivial_p.
7544 * i386.c (ix86_fp_jump_nontrivial_p): New.
7545 (ix86_split_fp_branch): Accept code instead of rtx.
7546 (ix86_expand_compare): Expand comparison early in case
7547 doing so is resonably cheap.
7549 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
7551 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
7553 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
7554 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
7556 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
7558 * dbxout.c (dbxout_source_line): Make static, update prototype.
7559 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
7560 (dbxout_init, dbxout_finish, dbxout_source_line,
7561 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
7562 * dbxout.h (dbxout_source_line): Delete.
7563 * debug.c (debug_nothing_file, debug_nothing_file_int,
7564 debug_nothing_file_charstar_rtx): New.
7565 (do_nothing_debug_hooks): Update.
7566 (debug_nothing_void, debug_nothing_charstar_rtx,
7567 dwarf2out_end_epilogue): New.
7568 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7569 * debug.h (struct rtx_def): Declare.
7570 (gcc_debug_hooks): New hooks source_line, end_epilogue
7572 (debug_nothing_void, debug_nothing_charstar_rtx,
7573 dwarf2out_end_epilogue): New.
7574 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
7575 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
7576 (dwarf2_debug_hooks): Update.
7577 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
7578 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
7579 * dwarf2out.h (dwarf2out_source_line): Remove.
7580 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
7581 Make static, update prototype.
7582 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
7583 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
7584 (dwarf_debug_hooks): Update.
7585 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
7586 dwarfout_end_function): Remove.
7587 * final.c (profile_function): Use debug hooks for ending functions
7589 (output_source_line, final_end_function): Update prototype,
7591 (final_start_function, final_scan_insn): Update.
7592 * output.h (sdb_begin_function_line): Remove.
7593 (final_end_function): Update prototype.
7594 * sdbout.c (sdb_begin_function_line): Make static.
7595 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
7596 (sdbout_source_line): New.
7597 (sdbout_end_epilogue, sdbout_end_function): Make static, update
7599 (sdb_debug_hooks): Update.
7600 (sdbout_init, sdbout_source_line,
7601 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
7602 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
7603 * toplev.c (compile_file, rest_of_compilation): Update.
7604 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
7605 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
7606 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
7607 Update for prototype changes.
7608 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
7609 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
7611 2001-07-15 Richard Henderson <rth@redhat.com>
7613 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
7614 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
7615 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
7616 * config/alpha/alpha.c: Likewise.
7617 * config/alpha/alpha.md: Likewise.
7618 * config/alpha/alpha32.h: Likewise.
7619 * config/alpha/vms.h: Likewise.
7622 2001-07-14 Richard Henderson <rth@redhat.com>
7624 * config/alpha/alpha.md: Use define_constants for unspec values.
7625 Substitute throughout.
7627 2001-07-14 Tim Josling <tej@melbpc.org.au>
7629 * tree.def (EXPON_EXPR) remove. Never supported anyway.
7631 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
7633 * pa.md: Remove unused constraints from define_split's.
7635 2001-04-14 Richard Henderson <rth@redhat.com>
7637 * ifcvt.c (find_cond_trap): Test for exit block.
7639 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
7641 Re-install recently reverted patch.
7642 * emit-rtl.c (try_split): Update mark_jump_label call.
7643 * flow.c (find_sub_basic_blocks): Likewise.
7644 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7646 (mark_all_labels): Kill second parameter.
7647 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7648 (rebuild_jump_labels, jump_optimize_minimal): Update call
7650 (jump_optimize_1): Kill crossjumping code.
7651 (mark_jump_label): Kill cross_jump parameter.
7652 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7653 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7654 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7656 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7658 (dump_file_info): Likewise.
7659 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7660 reorganize passes to do reg-stack first, bb-reorder second.
7661 * invoke.texi (-d letters doc): Remove the jump2 pass.
7663 2001-07-14 Richard Henderson <rth@redhat.com>
7665 * ifcvt.c (find_cond_trap): New.
7666 (find_if_header): Call it.
7667 (merge_if_block): Relax existing jump sanity check.
7668 * jump.c (jump_optimize_1): Remove conditional trap handling.
7670 2001-07-14 Alan Modra <amodra@bigpond.net.au>
7672 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
7674 (insn_refs_are_delayed): Correct comment.
7675 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
7676 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
7677 instead of r31. Make associated insn !TARGET_64BIT, and
7678 provide an additional 64-bit insn that clobbers r2.
7680 (udivsi3): Likewise.
7682 (umodsi3): Likewise.
7684 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
7686 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
7688 * flow.c (redirect_edge_and_branch_force, split_edge,
7689 try_crossjump_to_edge): Use set_block_for_new_insns.
7690 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
7692 2001-07-13 H.J. Lu (hjl@gnu.org)
7694 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
7697 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7699 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
7701 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
7703 * c-common.c (decl_attributes): Take a pointer to the node to
7704 which attributes are to be attached, and a flags argument.
7705 * c-common.h (enum attribute_flags): New.
7706 (decl_attributes): Update prototype.
7707 * c-decl.c (start_decl, push_parm_decl, finish_struct,
7708 finish_enum, start_function): Update calls to decl_attributes.
7709 * c-parse.in (component_declarator, component_notype_declarator,
7710 label): Update calls to decl_attributes.
7712 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
7714 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
7715 * config/avr/avr.c (legitimate_address_p): Return value changed
7716 from letter to register classes. For better debugging.
7718 2001-07-13 Kazu Hirata <kazu@hxi.com>
7720 * jump.c (reversed_comparison_code_parts): Fix comment typos.
7722 2001-07-13 H.J. Lu (hjl@gnu.org)
7724 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
7726 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
7728 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
7729 correctly for shared configurations.
7730 * config/t-libgcc-pic: New.
7731 * config/{i386,m68k,sparc}/t-openbsd: New.
7732 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
7733 Support -shared. Support debugging libraries with -g.
7734 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
7735 frame information does not emit pointer diffs.
7736 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
7739 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
7741 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
7743 2001-07-13 David Edelsohn <edelsohn@gnu.org>
7745 * combine.c (try_combine): Ensure const_int pow2 is positive.
7747 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
7749 * config.gcc: Add configuration for s/390.
7750 * config/s390/s390.c: New. Subroutines for code generation.
7751 * config/s390/s390.h: New. Definitions for s/390.
7752 * config/s390/s390-protos.h: New. Prototypes.
7753 * config/s390/linux.h: New. Definitions for linux for s/390.
7754 * config/s390/linux64.h: New. Definitions for linux for zSeries.
7755 * config/s390/t-linux: New. Makefile fragment.
7756 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
7757 * config/s390/fixdfdi.h: New. Fix L_fix*di.
7759 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
7761 * emit-rtl.c (try_split): Update mark_jump_label call.
7762 * flow.c (find_sub_basic_blocks): Likewise.
7763 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
7765 (mark_all_labels): Kill second parameter.
7766 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
7767 (rebuild_jump_labels, jump_optimize_minimal): Update call
7769 (jump_optimize_1): Kill crossjumping code.
7770 (mark_jump_label): Kill cross_jump parameter.
7771 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
7772 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
7773 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
7775 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
7777 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
7778 reorganize passes to do reg-stack first, bb-reorder second.
7779 * invoke.texi (-d letters doc): Remove the jump2 pass.
7781 2001-07-12 Steve Ellcey <sje@cup.hp.com>
7783 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
7785 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7787 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
7789 (verify_flow_info): Make diagnostics prettier.
7791 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7793 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
7795 * flow.c (outgoing_edges_match): Return early if condition reversal
7798 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
7800 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
7801 (mips_move_2words): When splitting a move into two instructions,
7802 prefix the second address operand with '%D'.
7804 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
7806 * Makefile.in (final.o): Depend on debug.h.
7807 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
7808 (dbx_debug_hooks): Add new hooks.
7809 (xcoff_debug_hooks): New.
7810 * debug.c (debug_nothing_file_int_int): New.
7811 (do_nothing_debug_hooks): Update.
7812 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
7813 (debug_nothing_file_int_int): New.
7814 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
7815 static, update prototype.
7816 (dwarf2_debug_hooks): Update.
7817 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
7818 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
7819 static, update prototype.
7820 (dwarf_debug_hooks): Update.
7821 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
7822 * final.c: Include debug.h.
7823 (final_scan_insn): Use debug hooks when beginning and ending blocks.
7824 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
7825 static, update prototype.
7826 (sdb_debug_hooks): Update.
7827 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
7828 * toplev.c: Distinguish between xcoff and dbx.
7830 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
7831 Call all debug hooks, not just dwarf ones.
7833 2001-07-11 Timothy Wall <twall@redhat.com>
7835 * config.gcc: Add configuration for AIX5/IA64.
7836 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
7837 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
7838 support prefix/suffix code.
7839 * config/ia64/t-aix: New. Makefile fragment.
7840 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
7842 2001-07-11 Kazu Hirata <kazu@hxi.com>
7844 * recog.c (validate_change): Fix a comment typo.
7846 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
7848 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
7849 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
7851 * dbxout.c (dbx_debug_hooks): Add new hooks.
7852 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
7854 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
7856 * dbxout.h (dbxout_start_new_source_file,
7857 dbxout_resume_previous_source_file): Delete.
7858 * debug.c (do_nothing_debug_hooks): Add new hooks.
7859 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7860 (debug_nothing_int_charstar, debug_nothing_int): New.
7861 * debug.h (gcc_debug_hooks): New hooks define, undef,
7862 start_source_file and end_source_file.
7863 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
7864 (debug_nothing_int_charstar, debug_nothing_int): New.
7865 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
7866 the conditionally compiled section.
7867 (dwarf2out_start_source_file, dwarf2out_end_source_file,
7868 dwarf2out_define, dwarf2out_undef): Make static.
7869 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
7870 dwarf2out_define, dwarf2out_undef): Remove.
7871 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
7872 (dwarfout_start_source_file, dwarfout_end_source_file,
7873 dwarfout_define, dwarfout_undef): Make static.
7874 (dwarfout_start_source_file_check,
7875 dwarfout_end_source_file_check): New.
7876 (dwarfout_define, dwarfout_finish): Update.
7877 * dwarfout.h (dwarfout_start_new_source_file,
7878 dwarfout_resume_previous_source_file, dwarfout_define,
7879 dwarfout_undef): Remove.
7880 * sdbout.c (sdb_debug_hooks): Add new hooks.
7881 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
7883 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
7884 make static, take an arg.
7885 * sdbout.h (sdbout_start_new_source_file,
7886 sdbout_resume_previous_source_file): Delete.
7887 * toplev.c (debug_start_source_file, debug_end_source_file,
7888 debug_define, debug_undef): Delete.
7889 * toplev.h (debug_start_source_file, debug_end_source_file,
7890 debug_define, debug_undef): Delete.
7892 * java/jcf-parse.c: Include debug.h.
7893 (parse_class_file): Update to use debug hooks directly.
7894 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
7896 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7898 * alias.c (set_mem_alias_set): New function.
7899 * rtl.h (set_mem_alias_set): Declare it.
7900 * builtins.c (expand_builtin_return_addr): Call it instead of
7901 using MEM_ALIAS_SET accessor.
7902 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
7903 (get_memory_rtx, expand_builtin_va_arg): Likewise.
7904 (expand_builtin_va_copy):Likewise.
7905 * caller-save.c (setup_save_areas): Likewise.
7906 * calls.c (compute_argument_addresses): Likewise.
7907 * explow.c (set_mem_attributes): Likewise.
7908 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
7909 (expand_assignment, store_constructor_field, store_field): Likewise.
7910 (expand_expr_unaligned): Likewise.
7911 * function.c (assign_stack_temp_for_type): Likewise.
7912 (put_reg_into_stack, gen_mem_addressof): Likewise.
7913 * ifcvt.c (noce_try_cmove_arith): Likewise.
7914 * reload1.c (reload, alter_reg): Likewise.
7915 * config/alpha/alpha.c (get_aligned_mem): Likewise.
7916 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
7917 (alpha_expand_unaligned_store): Likewise
7918 (alpha_expand_unaligned_load_words): Likewise.
7919 (alpha_expand_unaligned_store_words): Likewise.
7920 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
7921 (alpha_expand_epilogue): Likewise.
7922 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
7923 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
7924 * config/i386/i386.c (legitimize_pic_address): Likewise.
7925 * config/i960/i960.c (setup_incoming_varargs): Likewise.
7926 * config/ia64/ia64.c (spill_restore_mem): Likewise.
7927 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
7928 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
7929 * config/mips/mips.c (mips_va_arg): Likewise.
7930 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
7931 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
7932 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
7933 (setup_incoming_varargs, rs6000_va_arg): Likewise.
7934 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
7935 (rs6000_emit_epilogue): Likewise.
7936 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
7937 * config/sparc/sparc.c (sparc_va_arg): Likewise.
7938 * config/v850/v850.c (v850_va_arg): Likewise.
7940 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
7942 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
7943 when fallthru edge is present.
7944 (mege_blocks): Handle case where creation of jump insn
7947 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
7948 CLEANUP_POST_REGSTACK): New constants.
7949 * except.c (finish_eh_generation): Update call of cleanup_cfg,
7950 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
7951 * output.h (cleanup_cfg): Update prototype.
7952 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
7953 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
7954 cleanup_cfg call; kill missleading comment.
7955 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
7956 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
7957 parameter; control optimizations performed using it.
7958 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7959 try_crossjump_bb): New functions.
7961 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7963 * pa.c (pa_output_function_prologue): Delete prototype. Make function
7965 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
7966 pa_output_function_prologue.
7967 * pa-protos.h (pa_output_function_prologue): New prototype.
7969 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7971 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
7972 and low to get correct sign extension in low+high test.
7974 2001-07-11 Janis Johnson <janis@us.ibm.com>
7976 * gcov.c (arcdata): Use gcov_type to fix branch percentage
7977 for large hit count.
7979 * profile.c (branch_prob): Fix .bbg info for computed gotos
7982 2001-07-11 Mark Mitchell <mark@codesourcery.com>
7984 * stmt.c (parse_output_constraint): New function, split out
7986 (expand_asm_operands): ... here. Use parse_output_constraint.
7987 * tree.h (parse_output_constraint): Declare it.
7989 2001-07-11 Richard Henderson <rth@redhat.com>
7991 * bitmap.c: Comment some functions; fiddle whitespace.
7992 (bitmap_free): Don't export.
7993 (bitmap_element_allocate): Use memset.
7994 * bitmap.h (bitmap_free): Don't declare.
7996 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
7998 * gcse.c, lcm.c, sched-deps.c:
7999 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
8001 * flow.c (flow_loops_find): Free dom if we found no loops, since
8002 we aren't going to save it.
8004 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
8007 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
8009 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
8011 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8013 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
8014 #ifndef DWARF2_DEBUGGING_INFO.
8016 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8018 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
8020 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8022 * config/mips/mips.c (gen_int_relational): Tell the caller not to
8023 reverse a branch if a NE comparison is implemented with GTU.
8025 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
8026 H.J. Lu <hjl@gnu.org>
8028 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
8030 (call_internal2): Likewise.
8031 (call_value_internal1): Likewise.
8032 (call_value_internal2): Likewise.
8033 (call_value_multiple_internal1): Likewise.
8034 (call_value_multiple_internal2): Likewise.
8036 2001-07-10 Kazu Hirata <kazu@hxi.com>
8038 * calls.c (emit_library_call_value_1): Fix a comment typo.
8039 * dwarf2out.c (mem_loc_descriptor): Likewise.
8040 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
8042 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
8044 * simplify-rtx.c (simplify_subreg): Fix typo in comment
8046 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8048 * recog.c (offsettable_address_p): Handle LO_SUM case.
8049 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
8050 instead of plus_constant.
8052 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8054 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
8055 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
8057 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8059 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
8060 adjust_address_nv instead of plus_constant.
8062 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
8064 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
8065 dwarf2out.o): Depend on debug.h, wrap long lines.
8066 * dbxout.c: Include debug.h.
8067 (dbx_debug_hooks): New.
8068 (dbxout_init): Make static, take just 2 args.
8069 (dbxout_finish): Make static.
8070 * dbxout.h (dbxout_init, dbxout_finish): Delete.
8071 * debug.c: New file.
8072 * debug.h: New file.
8073 * dwarf2out.c: Include debug.h.
8074 (dwarf2_debug_hooks): New.
8075 (dwarf2out_init): Make static.
8076 (dwarf2out_finish): Make static, take 2 args.
8077 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
8078 * dwarfout.c: Include debug.h.
8079 (dwarf_debug_hooks): New.
8080 (dwarfout_init): Make static.
8081 (dwarfout_finish): Make static, take 2 args.
8082 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
8083 * sdbout.c: Include debug.h.
8084 (sdb_debug_hooks): New.
8085 (sdbout_init): Make static, take 2 args.
8086 * sdbout.h (sdbout_init): Delete.
8087 * toplev.c: Include debug.h.
8089 (compile_file): Set deubg_hooks based on command line options.
8090 Use the hooks unconditionally rather than conditional compilation.
8092 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
8094 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
8095 first_insn_after_basic_block_note instead.
8097 * df.c (df_bb_refs_unlink): #if 0 out for now.
8099 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
8101 * ssa.h: Add prototype for ssa_const_prop
8102 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
8103 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
8104 (ssa_fast_dce): Remove unused variable
8106 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8108 * diagnostic.c (finish_diagnostic): Rename to
8109 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
8112 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
8114 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
8117 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
8118 (dump_file): Only pad the demangled name with spaces if the
8119 mangled name was padded with spaces.
8121 2001-07-10 Bernd Schmidt <bernds@redhat.com>
8123 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
8126 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8128 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
8129 extraction if no direct load if either EXPAND_CONST_ADDRESS or
8132 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
8133 whether can put offset inside LO_SUM to check mode alignment, not size.
8135 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8137 * doc/tm.texi (Misc): Fix thinko.
8139 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
8141 * regmove.c (replace_in_call_usage): Fix warnings.
8142 * sched-deps.c (add_dependence): Fix warnings.
8143 * simplify-rtx.c (simplify_subreg): Likewise.
8144 Return NULL_RTX instead of NULL.
8146 * reg-stack.c (emit_swap_insn): Eliminate warnings.
8147 (subst_asm_stack_regs): Likewise.
8149 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
8152 * dwarf2out.c (output_call_frame_info): Declare i as int.
8153 (build_abbrev_table): Declare n_alloc as int.
8154 (dwarf2out_finish): Initialize die.
8155 * except.c: Declare sjlj_funcdef_number as unsigned.
8156 (connect_post_landing_pads): Declare j as unsigned.
8157 (convert_to_eh_region_ranges): Initialize call_site.
8158 (output_function_exception_table): Initialize tt_format_size.
8159 * expr.c (move_by_pieces_1): Initialize to1.
8160 (store_constructor): Initialize minelt and maxelt.
8161 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
8162 * function.c (instantiate_decls): Avoid signed/unsigned warning.
8164 * c-decl.c (combine_parm_decls): Unused, remove.
8165 * c-tree.h: Remove prototype for combine_parm_decls.
8167 * reload.c (push_reload): Fix warning.
8168 (regno_clobbered_p): Likewise.
8169 * reload1.c (replace_pseudos_in_call_usage): Likewise.
8170 (reload_combine): Likewise.
8172 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
8173 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
8175 * bitmap.c (bitmap_operation): Change user.
8176 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
8178 2001-07-10 Eric Christopher <echristo@redhat.com>
8180 * config/mips/mips.c (override_options): Fix typo.
8182 2001-07-09 Stan Shebs <shebs@apple.com>
8184 * target.h (struct gcc_target): New fields init_builtins and
8186 * target-def.h (TARGET_INIT_BUILTINS): New macro.
8187 (TARGET_EXPAND_BUILTIN): New macro.
8188 (TARGET_INITIALIZER): Add them.
8189 * builtins.c: Include target.h.
8190 (expand_builtin): Use targetm.expand_builtin.
8191 (default_init_builtins): New function.
8192 (default_expand_builtin): New function.
8193 * expr.h (default_init_builtins): Declare.
8194 (default_expand_builtin): Declare.
8195 * c-common.c (c_common_nodes_and_builtins): Use
8196 targetm.init_builtins.
8197 * defaults.h (MD_INIT_BUILTINS): Remove.
8198 * Makefile.in (builtins.o): Depend on target.h.
8200 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
8201 (TARGET_EXPAND_BUILTIN): Define.
8202 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
8203 (MD_EXPAND_BUILTIN): Remove.
8205 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
8206 (TARGET_EXPAND_BUILTIN): Define.
8207 (c4x_init_builtins): Make endlink arg a local.
8208 (c4x_print_operand): Fix typos in adjust_address usages.
8209 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
8210 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
8211 (MD_EXPAND_BUILTIN): Remove.
8213 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
8214 (TARGET_EXPAND_BUILTIN): Define.
8215 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
8216 (ix86_init_builtins): Call new function only if TARGET_MMX.
8217 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
8218 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
8219 (MD_EXPAND_BUILTIN): Remove.
8221 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
8222 (TARGET_EXPAND_BUILTIN): Define.
8223 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
8224 (MD_EXPAND_BUILTIN): Remove.
8226 * doc/tm.texi: Document these changes.
8228 2001-07-09 Diego Novillo <dnovillo@redhat.com>
8230 * basic-block.h (tree_node): Forward declare if needed.
8231 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
8232 (BLOCK_HEAD_TREE): Define.
8233 (BLOCK_END_TREE): Define.
8234 (struct loops): Rename field 'tree' to 'tree_root'.
8235 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
8237 (flow_loops_tree_build): Rename reference to field 'tree' to
8239 (flow_loops_level_compute): Ditto.
8240 * predict.c (estimate_bb_frequencies): Ditto.
8241 * tree.h (struct tree_common): Add field 'aux'.
8243 2001-07-09 Stan Shebs <shebs@apple.com>
8245 * config/darwin.c (darwin_encode_section_info): Don't mark any
8246 DECL_EXTERNAL node as defined.
8248 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8250 * pa.c (pa_init_machine_status, pa_mark_machine_status,
8251 pa_free_machine_status, hppa_init_pic_save): Delete.
8252 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
8253 (hppa_profile_hook): Use hppa_pic_save_rtx.
8254 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
8255 hppa_init_pic_save): Delete.
8256 (hppa_pic_save_rtx): Declare.
8257 * pa.md (call, call_value, sibcall, sibcall_value,
8258 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
8260 2001-07-09 Kazu Hirata <kazu@hxi.com>
8262 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
8263 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
8265 2001-07-09 Andreas Jaeger <aj@suse.de>
8267 * output.h: Add declaration of final_forward_branch_p.
8269 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
8271 * varray.c: Include errors.h for internal_error and trim_filename
8274 * Makefile.in (varray.o): Add errors.h.
8276 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
8278 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
8279 * optabs.c (have_add2_insn): Check whether the add insn chosen
8280 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
8281 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
8283 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
8285 * Makefile.in (OBJS): Add ssa-ccp.o
8286 (ssa-ccp.o): Add dependencies.
8287 * toplev.c (DFI_ssa_ccp): New dump file enum.
8288 (dump_file): Add entry for dumping after SSA CCP.
8289 (flag_ssa_ccp): New flag variable.
8290 (f_options): Add -fssa-ccp.
8291 (rest_of_compilation): Run SSA CCP if requested.
8292 * timevar.def (TV_SSA_CCP): New timevar.
8293 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
8294 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
8295 Fix minor typo in SSA DCE documentation.
8296 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
8297 Add documentation for new dump option. Renumber dump files
8300 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8302 * emit-rtl.c (gen_highpart_mode): New.
8303 * rtl.h (gen_highpart_mode): Declare.
8304 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
8305 operand can be VOIDmode constant.
8307 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
8309 * flow.c (redirect_edge_and_branch_force): New.
8310 (can_fallthru): Ensure that basic blocks are succeeding.
8311 (try_optimize_cfg): Do not delete basic block if it is the last one.
8313 * flow.c (try_redirect_by_replacing_jump): Do not remove
8314 jumps with side effects, unlink chain on fallthru edge;
8315 set block for new jump instruction; avoid basic block to
8316 over by line number note.
8318 * flow.c (try_simplify_condjump): Verify that the condjump
8319 is not always falling trought.
8322 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
8324 * flow.c (forwarder_block_p): Fix for fallthru blocks.
8325 (try_redirect_by_replacing_jump): Update properly the count
8326 and frequency information.
8328 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8330 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
8331 address that is a LO_SUM specially.
8332 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
8334 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
8336 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
8337 (operand_subword): Use them.
8338 (change_address_1): Renamed from change_address; new arg VALIDATE.
8339 * expr.h: Reflect above changes; change_address now macro.
8340 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
8342 * cselib.c (add_mem_for_addr): Likewise.
8343 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
8344 * regmove.c (try_apply_stack_adjustment): Likewise.
8345 * reload.c (push_reload, make_memloc): Likewise.
8346 * reload1.c (eliminate_regs): Likewise.
8347 * simplify-rtx.c (simplify_replace_rtx): Likewise.
8348 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
8350 * combine.c (make_extraction, simplify_shift_const): Likewise.
8351 (gen_lowpart_for_combine): Likewise.
8352 * cse.c (gen_lowpart_if_possible): Likewise.
8353 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
8354 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
8355 * optabs.c (gen_move_insn): Likewise.
8356 * reload1.c (alter_reg): Likewise.
8357 * simplify-rtx.c (simplify_subreg): Likewise.
8358 * stmt.c (expand_anon_union_decl): Likewise.
8359 * recog.c (validate_replace_rtx_1): Likewise.
8361 * Makefile.in (recog.o): Add $(EXPR_H).
8362 * explow.c (stabilize): Call replace_equiv_address.
8363 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
8364 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
8366 2001-07-03 Andrew Haley <aph@redhat.com>
8368 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
8369 the mode of the memory location.
8371 2001-07-09 Bo Thorsen <bo@suse.co.uk>
8373 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
8375 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
8377 * final.c (output_addr_const): Use target opening and
8378 closing parentheses.
8379 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
8380 defaults, add to TARGET_ASM_OUT.
8381 * target.h (struct gcc_target): Add open_paren and close_paren.
8382 * doc/md.texi: Update.
8383 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
8384 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
8385 TARGET_ASM_CLOSE_PAREN.
8386 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8388 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
8390 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
8391 * config/a29k/a29k.h: Similarly.
8392 * config/alpha/alpha.h: Similarly.
8393 * config/arc/arc.h: Similarly.
8394 * config/arm/aof.h: Similarly.
8395 * config/arm/aout.h: Similarly.
8396 * config/avr/avr.h: Similarly.
8397 * config/c4x/c4x.h: Similarly.
8398 * config/clipper/clipper.h: Similarly.
8399 * config/convex/convex.h: Similarly.
8400 * config/d30v/d30v.h: Similarly.
8401 * config/dsp16xx/dsp16xx.h: Similarly.
8402 * config/elxsi/elxsi.h: Similarly.
8403 * config/fr30/fr30.h: Similarly.
8404 * config/h8300/h8300.h: Similarly.
8405 * config/i370/i370.h: Similarly.
8406 * config/i386/i386.h: Similarly.
8407 * config/i860/i860.h: Similarly.
8408 * config/i960/i960.h: Similarly.
8409 * config/ia64/ia64.h: Similarly.
8410 * config/m32r/m32r.h: Similarly.
8411 * config/m68hc11/m68hc11.h: Similarly.
8412 * config/m68k/m68k.h: Similarly.
8413 * config/m88k/m88k.h: Similarly.
8414 * config/mcore/mcore.h: Similarly.
8415 * config/mips/mips.h: Similarly.
8416 * config/mn10200/mn10200.h: Similarly.
8417 * config/mn10300/mn10300.h: Similarly.
8418 * config/ns32k/ns32k.h: Similarly.
8419 * config/pa/pa.h: Similarly.
8420 * config/pdp11/pdp11.h: Similarly.
8421 * config/pj/pj.h: Similarly.
8422 * config/romp/romp.h: Similarly.
8423 * config/rs6000/rs6000.h: Similarly.
8424 * config/sh/sh.h: Similarly.
8425 * config/sparc/sparc.h: Similarly.
8426 * config/v850/v850.h: Similarly.
8427 * config/vax/vax.h: Similarly.
8428 * config/we32k/we32k.h: Similarly.
8430 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
8432 * doc/c-tree.texi: Document representation of attributes.
8434 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8436 * doc/tm.texi: Update some places for the rename of target to
8439 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8441 * target.h (struct gcc_target): Add insert_attributes.
8442 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
8443 (TARGET_INITIALIZER): Update.
8444 * tree.c, tree.h (default_insert_attributes): New function.
8445 Update comments on other default functions to refer to targetm,
8447 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
8448 TARGET_INSERT_ATTRIBUTES.
8449 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
8450 * c-common.c (decl_attributes): Use targetm.insert_attributes.
8451 Don't use PRAGMA_INSERT_ATTRIBUTES.
8452 * Makefile.in (c-common.o): Depend on $(TARGET_H).
8453 * c-decl.c (start_decl, start_function): Don't call
8454 SET_DEFAULT_DECL_ATTRIBUTES.
8455 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8456 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
8458 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
8459 (c4x_check_attribute): Avoid modifying attribute list itself.
8460 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
8462 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
8463 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
8465 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
8466 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
8468 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
8469 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
8471 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
8472 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
8473 Adjust parameters. Make static.
8475 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
8477 * c-common.c (decl_attributes): Only take a single attributes
8479 * c-common.h (decl_attributes): Update prototype.
8480 * c-decl.c (start_decl, start_function): Only take a single
8481 attributes parameter. Update calls to decl_attributes.
8482 (finish_struct, finish_enum): Update calls to decl_attributes.
8483 (push_parm_decl): Expect unified list of attributes. Update call
8485 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
8486 notype_nested_function, component_declarator,
8487 component_notype_declarator, label): Update calls to
8489 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
8490 lists that are passed to push_parm_decl.
8491 * c-tree.h (start_function, start_decl): Update prototypes.
8492 * config/sh/sh-protos.h, config/sh/sh.c
8493 (sh_pragma_insert_attributes): Only take a single attributes
8495 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
8496 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
8497 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
8498 build_module_descriptor, generate_static_references,
8499 generate_strings, build_selector_translation_table,
8500 generate_descriptor_table, generate_protocols,
8501 generate_ivars_list, generate_dispatch_table,
8502 generate_protocol_list, generate_category,
8503 generate_shared_structures, really_start_method, add_objc_decls,
8504 generate_classref_translation_entry): Update calls to start_decl
8506 (build_tmp_function_decl, start_method_def): Unify attribute lists
8507 that are passed to push_parm_decl.
8509 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
8511 * final.c (no_asm_to_stream): New.
8512 (final_scan_insn): Use target structures for prologue ends
8513 and epilogue starts.
8514 * output.h (no_asm_to_stream): New.
8515 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
8516 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
8517 (TARGET_ASM_OUT): Update.
8518 * target.h (struct gcc_target): New members function_end_prologue
8519 and function_begin_epilogue.
8520 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
8521 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
8522 * config/alpha/alpha.c (output_end_prologue): Rename to
8523 alpha_output_function_end_prologue. Use in target struct
8525 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
8526 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
8527 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
8528 ia64_output_function_end_prologue. Use in target struct
8530 (ia64_function_prologue, ia64_funciton_epilogue): Rename
8531 mistyped prototypes.
8532 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
8533 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
8535 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
8536 an use in target struct, make static.
8537 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
8540 2001-07-08 Richard Henderson <rth@redhat.com>
8542 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
8544 2001-07-08 Richard Henderson <rth@redhat.com>
8546 * config/i386/i386.md: Remove constraints strings from define_split
8547 and define_peephole2 patterns.
8548 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
8549 (eh_return): Use them.
8551 2001-07-08 Richard Henderson <rth@redhat.com>
8553 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
8554 Document MD_FALLBACK_FRAME_STATE_FOR.
8556 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8558 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
8559 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
8561 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
8563 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
8565 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
8566 of the label inside NAME as opposed to just the end of NAME.
8568 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
8570 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
8571 * config/alpha/alpha.c (alpha_init_machine_status,
8572 alpha_mark_machine_status, alpha_free_machine_status): Delete.
8573 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
8574 (vms_valid_decl_attribute_p): Make static, conditionally compile.
8575 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
8577 2001-07-06 Stan Shebs <shebs@apple.com>
8579 * target.h (targetm): Rename global from "target", so as not to
8580 conflict with local variables.
8582 * c-typeck.c: Ditto.
8586 * cp/decl2.c: Ditto.
8587 * cp/typeck.c: Ditto.
8588 * 1750a/1750a.c: Ditto.
8589 * a29k/a29k.c: Ditto.
8593 * clipper/clipper.c: Ditto.
8594 * convex/convex.c: Ditto.
8595 * d30v/d30v.c: Ditto.
8596 * dsp16xx/dsp16xx.c: Ditto.
8597 * elxsi/elxsi.c: Ditto.
8598 * fr30/fr30.c: Ditto.
8599 * h8300/h8300.c: Ditto.
8600 * i370/i370.c: Ditto.
8601 * i386/i386.c: Ditto.
8602 * i860/i860.c: Ditto.
8603 * i960/i960.c: Ditto.
8604 * ia64/ia64.c: Ditto.
8605 * m32r/m32r.c: Ditto.
8606 * m68hc11/m68hc11.c: Ditto.
8607 * m68k/m68k.c: Ditto.
8608 * m88k/m88k.c: Ditto.
8609 * mips/mips.c: Ditto.
8610 * ns32k/ns32k.c: Ditto.
8612 * pdp11/pdp11.c: Ditto.
8613 * romp/romp.c: Ditto.
8614 * rs6000/rs6000.c: Ditto.
8616 * sparc/sparc.c: Ditto.
8618 * we32k/we32k.c: Ditto.
8619 * doc/tm.texi: Update the manual to match.
8621 2001-07-06 Richard Henderson <rth@redhat.com>
8623 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
8624 DWARF2_UNWIND_INFO not just whether it is defined.
8626 2001-07-06 Diego Novillo <dnovillo@redhat.com>
8628 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
8629 call to simplify_binary_operation returns a new pattern.
8631 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
8633 * glimits.h (__SHRT_MAX__): New.
8634 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
8635 (SHRT_MAX): Define in terms of __SHRT_MAX__.
8637 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
8639 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
8642 2001-07-06 Richard Henderson <rth@redhat.com>
8644 * bitmap.c (bitmap_release_memory): Move adjacent to the
8645 allocation functions.
8646 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
8647 the implementation. Binary search for the set bit.
8648 (bitmap_union_of_diff): Allocate the temporary on the stack
8649 instead of using xmalloc.
8651 2001-07-06 Richard Henderson <rth@redhat.com>
8653 * genrecog.c (validate_pattern): Warn for constraints in
8654 define_{expand,split,peephole2}. Remove strict_low_part
8655 before looking up match_dup.
8657 2001-07-06 DJ Delorie <dj@redhat.com>
8659 * doc/gcc.texi (Makefile): Rename to be a more general purpose
8660 chapter about various build hints and history. Add section
8661 talking about the various types of native and cross builds.
8663 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
8665 * Makefile.in (final.o): Depend on target.h.
8666 * final.c: Include target.h.
8667 (default_function_pro_epilogue): New.
8668 (final_start_function): Use target structure for function prologues.
8669 (final_end_function): Use target structure for function epilogues.
8670 * fold-const.c (real_hex_to_f): Constify s and p.
8671 * output.h (default_function_pro_epilogue): New.
8672 * real.h (real_hex_to_f): Update prototype.
8673 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
8674 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
8675 (TARGET_INITIALIZER): Update.
8676 * target.h (gcc_target): Add struct asm_out.
8677 * doc/tm.texi: Update.
8680 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
8681 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
8682 in cpu/cpu.c, or rename old functions consistently. Take
8683 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
8684 redundant macros and prototypes. Make new functions static.
8686 * 1750a/1750a.c: Similarly.
8687 * 1750a/1750a.h: Similarly.
8688 * a29k/a29k-protos.h: Similarly.
8689 * a29k/a29k.c: Similarly.
8690 * a29k/a29k.h: Similarly.
8691 * arc/arc-protos.h: Similarly.
8692 * arc/arc.c: Similarly.
8693 * arc/arc.h: Similarly.
8694 * arm/arm-protos.h: Similarly.
8695 * arm/arm.c: Similarly.
8696 * arm/arm.h: Similarly.
8697 * avr/avr-protos.h: Similarly.
8698 * avr/avr.c: Similarly.
8699 * avr/avr.h: Similarly.
8700 * clipper/clipper-protos.h: Similarly.
8701 * clipper/clipper.c: Similarly.
8702 * clipper/clipper.h: Similarly.
8703 * convex/convex.c: Similarly.
8704 * convex/convex.h: Similarly.
8705 * d30v/d30v-protos.h: Similarly.
8706 * d30v/d30v.c: Similarly.
8707 * d30v/d30v.h: Similarly.
8708 * d30v/d30v.md: Similarly.
8709 * dsp16xx/dsp16xx-protos.h: Similarly.
8710 * dsp16xx/dsp16xx.c: Similarly.
8711 * dsp16xx/dsp16xx.h: Similarly.
8712 * elxsi/elxsi.c: Similarly.
8713 * elxsi/elxsi.h: Similarly.
8714 * fr30/fr30.c: Similarly.
8715 * fr30/fr30.md: Similarly.
8716 * h8300/h8300-protos.h: Similarly.
8717 * h8300/h8300.c: Similarly.
8718 * h8300/h8300.h: Similarly.
8719 * i370/i370-protos.h: Similarly.
8720 * i370/i370.c: Similarly.
8721 * i370/i370.h: Similarly.
8722 * i386/i386.c: Similarly.
8723 * i386/osf1elf.h: Similarly.
8724 * i386/osfrose.h: Similarly.
8725 * i860/i860-protos.h: Similarly.
8726 * i860/i860.c: Similarly.
8727 * i860/i860.h: Similarly.
8728 * i960/i960-protos.h: Similarly.
8729 * i960/i960.c: Similarly.
8730 * i960/i960.h: Similarly.
8731 * ia64/ia64-protos.h: Similarly.
8732 * ia64/ia64.c: Similarly.
8733 * ia64/ia64.h: Similarly.
8734 * m32r/m32r-protos.h: Similarly.
8735 * m32r/m32r.c: Similarly.
8736 * m32r/m32r.h: Similarly.
8737 * m68hc11/m68hc11-protos.h: Similarly.
8738 * m68hc11/m68hc11.c: Similarly.
8739 * m68hc11/m68hc11.h: Similarly.
8740 * m68k/crds.h: Similarly.
8741 * m68k/dpx2.h: Similarly.
8742 * m68k/m68k-protos.h: Similarly.
8743 * m68k/m68k.c: Similarly.
8744 * m68k/m68k.h: Similarly.
8745 * m68k/news.h: Similarly.
8746 * m88k/m88k-protos.h: Similarly.
8747 * m88k/m88k.c: Similarly.
8748 * m88k/m88k.h: Similarly.
8749 * mips/mips-protos.h: Similarly.
8750 * mips/mips.c: Similarly.
8751 * mips/mips.h: Similarly.
8752 * ns32k/merlin.h: Similarly.
8753 * ns32k/ns32k.c: Similarly.
8754 * ns32k/ns32k.h: Similarly.
8755 * ns32k/tek6000.h: Similarly.
8756 * pa/pa-protos.h: Similarly.
8757 * pa/pa.c: Similarly.
8758 * pa/pa.h: Similarly.
8759 * pdp11/2bsd.h: Similarly.
8760 * pdp11/pdp11-protos.h: Similarly.
8761 * pdp11/pdp11.c: Similarly.
8762 * pdp11/pdp11.h: Similarly.
8763 * romp/romp-protos.h: Similarly.
8764 * romp/romp.c: Similarly.
8765 * romp/romp.h: Similarly.
8766 * rs6000/rs6000-protos.h: Similarly.
8767 * rs6000/rs6000.c: Similarly.
8768 * rs6000/rs6000.h: Similarly.
8769 * rs6000/sysv4.h: Similarly.
8770 * sh/sh-protos.h: Similarly.
8771 * sh/sh.c: Similarly.
8772 * sh/sh.h: Similarly.
8773 * sparc/sparc-protos.h: Similarly.
8774 * sparc/sparc.c: Similarly.
8775 * sparc/sparc.h: Similarly.
8776 * vax/vax.c: Similarly.
8777 * vax/vax.h: Similarly.
8778 * vax/vms.h: Similarly.
8779 * we32k/we32k.c: Similarly.
8780 * we32k/we32k.h: Similarly.
8782 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
8784 * basic-block.h (first_insn_after_basic_block_note): Declare.
8785 * flow.c (first_insn_after_basic_block_note): Define. Moved
8787 * ssa.c (first_insn_after_basic_block_note): Remove.
8788 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
8790 (ssa_eliminate_dead_code): Properly update the CFG and PHI
8791 nodes when we find a dead conditional branch. Insert BARRIERs
8792 after any blocks with no successors, but which do not have
8795 2001-07-06 Zack Weinberg <zackw@stanford.edu>
8797 * varray.c (varray_check_failed): Use internal_error.
8799 2001-07-05 Andrew Haley <aph@redhat.com>
8801 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
8802 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
8803 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
8805 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
8807 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
8808 reference if the target constant is also a SYMBOL_REF.
8810 2001-07-05 Eric Christopher <echristo@redhat.com>
8812 * config/mips/mips.h (MASK_MIPS3900): Remove.
8813 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
8814 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
8815 (TARGET_MIPS3900): Change to use mips_arch.
8816 (TARGET_MIPS4000): New.
8817 (TARGET_MIPS4100): New.
8818 (TARGET_MIPS4300): New.
8819 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
8820 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
8822 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
8823 (ISA_HAS_BRANCHLIKELY): To here.
8824 (CC1_CPU_SPEC): New.
8825 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
8826 (mips_arch_string): Declare.
8827 (mips_arch): Declare.
8828 (TARGET_OPTIONS): Add -march and -mtune.
8830 * config/mips/mips.c (mips_arch_string): New.
8832 (override_options): Handle -march for codegen and -mtune
8833 for scheduling. Use mips_arch. Move tx39 target default here.
8834 (mips_parse_cpu): Move error message to override_options.
8836 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
8838 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
8840 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
8841 (MIPS Options): Ditto. Change mcpu entry to historical text.
8843 2001-07-05 H.J. Lu (hjl@gnu.org)
8845 * config/mips/mips.c (mips_parse_cpu): New function to parse
8848 2001-07-05 Jim Wilson <wilson@redhat.com>
8850 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
8851 * config/ia64/t-ia64: Likewise.
8852 (LIB1ASMFUNCS): Update comment.
8854 2001-07-05 David Edelsohn <edelsohn@gnu.org>
8856 * doc/install.texi (Install GCC: Binaries): Fix typo.
8858 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8860 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
8861 reference using the stack pointer, adjust it since we push Y
8863 ("*ashrsi3"): Likewise.
8864 ("*lshrsi3"): Likewise.
8866 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8868 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
8869 when -fomit-frame-pointer is used.
8871 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
8873 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
8874 (try_redirect_by_replacing_jump): Reverse updating properly the
8875 count and frequency information. Reverse removing cc0 setter.
8876 (forwarder_block_p): Reverse fixing for fallthru blocks.
8878 2001-07-05 DJ Delorie <dj@redhat.com>
8880 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
8881 (translate_options): If the above is defined, use it to map
8882 given options to new options.
8883 * doc/tm.texi: Document it.
8885 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
8886 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8888 * doc/invoke.texi (Optimize Options): Document that -fgcse may
8889 cause programs using computed gotos to run more slowly.
8891 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8893 * doc/install.texi (Specific): Markup, spelling and typo fixes.
8895 Consistently require binutils 2.11.2, not prereleases.
8896 (Specific, decstation-*): Canonicalize as mips-dec-*.
8897 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
8899 (Specific, m68k-altos): Removed reference to README.altos, deleted.
8900 (Specific, mips-*): Reword MIPS C compiler requirements.
8901 (Specific, powerpc*-*-*): New, mention --with-cpu once.
8902 (Specific, sunv5): Removed, obsolete.
8904 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
8906 * dwarf2out.c (output_loc_list): Use an all ones mask for
8907 .text asm output and don't rely on long long
8908 literals. Reformat some long lines.
8910 2001-07-05 Andreas Jaeger <aj@suse.de>
8912 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
8915 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8917 * dwarf2out.c (dwarf2out_define): Update comment.
8918 (dwarf2out_undef): Ditto.
8919 (dwarf2out_start_source_file): Ditto.
8920 (dwarf2out_end_source_file): Ditto.
8921 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
8922 since we never call the start/end debug hook for the primary file.
8924 2001-07-04 Kazu Hirata <kazu@hxi.com>
8926 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
8929 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8931 * cppinit.c (remove_dup_dirs): Inform if a system include
8932 directory is being reordered.
8933 * doc/invoke.texi (Directory Options): GCC warns if you hide a
8935 * doc/cpp.texi (Search Paths): Likewise.
8936 * doc/gcc.texi (Interoperation): Remove information about
8939 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
8941 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
8942 (VARRAY_TOP_CHAR_PTR): Likewise.
8944 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8946 * gcc.c (process_command): Don't assign elements of a const char*.
8948 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8950 * emit-rtl.c (change_address): Don't abort if invalid address while
8951 reload is in progress.
8953 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8955 * c-lex.c (cb_file_change): Pass line number to
8956 debug_start_source_file.
8957 (cb_undefine): Pass correct line number to debug_undef.
8959 * toplev.c (debug_start_source_file): Add line number to
8960 parameters. Pass it along to dwarf2out_start_source_file.
8961 (decode_g_option): Stop resetting debug level back to normal when
8962 we change debug formats, unless the current level is
8963 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
8966 * toplev.h (debug_start_source_file): Add line number to
8969 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
8972 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
8974 Output debug_macinfo data for starting file if requested.
8975 (dwarf2out_end_source_file): Output debug_macinfo data for ending
8977 (dwarf2out_define): Output debug_macinfo data for defining a macro
8979 (dwarf2out_undef): Output debug_macinfo data for undefining a
8981 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
8982 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
8983 (macinfo_section_label): New. DWARF2 macro info section label.
8984 (dwarf2out_init): If we want macro info, output the start label
8986 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
8987 attribute to the compilation unit die pointing to the macro info.
8989 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
8991 * dwarf2out.c (new_loc_list): Move to inside #ifdef
8992 DWARF2_DEBUGGING_INFO.
8993 (add_loc_descr_to_loc_list): Ditto.
8994 (output_loc_list): Ditto.
8995 Also, fix thinko in curr not being initialized.
8996 (gen_internal_sym): Ditto.
8998 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9000 * emit-rtl.c (replace_equiv_address): New function.
9001 * expr.h (replace_equiv_address): New declaration.
9002 * explow.c (validize_mem): Call it instead of change_address and
9003 also call if -fforce-addr and address is constant.
9004 * expr.c: Replace more calls to change_address with adjust_address
9005 and/or replace_equiv_address or to validize_mem.
9006 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
9007 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
9008 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9009 * config/i370/i370.md, config/i860/i860.md: Likewise.
9010 * config/i960/i960.md, config/mips/mips.c: Likewise.
9011 * config/mips/mips.md, config/pa/pa.md: Likewise.
9012 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
9013 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
9015 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9017 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
9019 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
9022 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
9024 * doc/include: New directory.
9025 * doc/fdl.texi: Move to doc/include/fdl.texi.
9026 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
9027 * doc/include/funding.texi, doc/include/gpl.texi: New files.
9028 * doc/gcc.texi: Use funding.texi and gpl.texi.
9029 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
9030 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
9031 Update dependencies and use -I $(docdir)/include.
9033 2001-07-04 Anthony Green <green@redhat.com>
9035 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
9037 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9039 * doc/install.texi (sparc64-*-*): Remove garbage.
9041 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
9043 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
9044 Fix typo in last change to use adjust_address.
9046 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9048 * doc/install.texi (Specific): Update information for *-*-solaris*.
9050 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9052 * explow.c (plus_constant_wide): Reinitialize Y for restart.
9054 2001-07-03 Stan Shebs <shebs@apple.com>
9056 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
9057 case for flag_no_mach_text_sections.
9058 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
9059 * config/darwin.c (flag_no_mach_text_sections): Remove.
9060 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
9062 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9064 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
9065 and avoid checking for constant as first operand.
9066 * recog.c (find_constant_term_loc): No longer static.
9067 (adj_offettable_operand): Delete.
9068 * rtl.h (adj_offsettable_operand): Delete declaration.
9069 (find_constant_term): Add declaration.
9070 * caller-save.c: Replace calls to adj_offsettable_operand with calls
9072 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
9073 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
9074 * config/i386/i386.c, config/i386/i386.md: Likewise.
9075 * config/i860/i860.c, config/i960/i960.c: Likewise.
9076 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
9077 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
9078 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
9079 * config/mips/mips.c, config/mips/mips.md: Likewise.
9080 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
9081 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
9082 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
9083 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
9084 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
9085 * config/ns32k/ns32k.md: Likewise.
9087 2001-07-03 Zack Weinberg <zackw@stanford.edu>
9089 * rtl.c (copy_rtx): Handle 'T' format letter.
9090 * gensupport.c (collect_insn_data): Likewise.
9091 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
9093 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
9095 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
9096 -B option. Use 'dir' not 'foo' as example directory name.
9098 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9100 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9101 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
9103 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9105 * doc/cppinternals.texi: Improve formatting and logical markup.
9107 2001-07-03 Andreas Jaeger <aj@suse.de>
9109 * Makefile.in (insn-recog.o): Add dependency on reload.h.
9111 * genrecog.c (write_header): Include reload.h for prototypes in
9114 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
9117 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
9118 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
9119 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
9120 i386_pe_valid_type_attribute_p): Add.
9121 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
9122 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
9124 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9126 * explow.c (plus_constant_wide, case LO_SUM): New case.
9127 (plus_constant_for_output_wide): Delete.
9128 * rtl.h (plus_constant_for_output): Delete.
9129 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
9130 instead of plus_constant_for_output.
9131 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
9132 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
9133 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
9134 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
9135 * config/sparc/sparc.md: Likewise.
9136 Convert some change_address calls to adjust_address.
9138 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
9140 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
9141 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
9142 documentation of -std and -Wwrite-strings.
9144 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9146 * cse.c (canon_hash): Don't register registers in very small
9147 register classes, as extending their lifetime might cause
9150 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9152 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9154 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9155 (try_redirect_by_replacing_jump): Update properly the count
9156 and frequency information.
9158 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
9160 * toplev.c (dump_file_index): Move SSA dumps just after first
9162 (dump_file): Corresponding changes.
9163 (rest_of_compilation): Move SSA path to just after the first
9165 * doc/gcc.texi (Passes): Update due to movement of SSA path.
9166 * doc/invoke.texi: Update dump file #s as they were completely
9167 out of date with reality.
9169 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
9171 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
9173 * expr.c (emit_move_insn_1): Deal with non-default
9176 * expr.c (emit_single_push_insn): Fix warning.
9178 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
9180 * expr.c (emit_move_insn_1): Avoid modifying
9181 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
9183 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9185 * emit-rtl.c (adjust_address): New function.
9186 * expr.h (adjust_address): Add declaration.
9187 * builtins.c: Replace some calls to change_address with calls to it
9189 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
9190 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
9191 * config/arm/arm.c, config/convex/convex.c: Likewise.
9192 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
9193 * config/i386/i386.c, config/i386/i386.md: Likewise.
9194 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
9195 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
9196 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
9197 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
9198 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
9200 2001-07-02 Jim Wilson <wilson@redhat.com>
9202 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
9204 2001-07-02 Steve Ellcey <sje@cup.hp.com>
9206 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
9207 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
9209 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9211 * cppinit.c (lang_defaults): New table.
9212 (set_lang): Just read from lang_defaults into the live options
9215 2001-07-02 Zack Weinberg <zackw@stanford.edu>
9217 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
9218 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
9219 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
9221 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9223 * doc/install.texi: Various spelling and markup fixes.
9224 (Installing GCC): Component specific installation instructions are
9227 Warn about removing old install dir in the presence of shared libs.
9228 (Configuration): Invoke with options target to match configure
9230 Consistently refer to gas, gld pathnames.
9231 Invert --enable-multilib documentation.
9232 Remove references to old compiler versions.
9234 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9236 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
9238 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9240 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
9242 (Specific, mips*-sgi-irix5): Note IDO download.
9243 Reworded MIPS C hints.
9244 Use GNU as instead of GAS.
9246 Removed SGI Freeware reference, IRIX 6 only.
9247 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
9248 Note N64 library requirement/workaround.
9250 Complete list of structure passing bug victims.
9252 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9254 * doc/install.texi: Remove CVS Id.
9256 2001-07-02 Andreas Jaeger <aj@suse.de>
9258 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
9259 (find_inherently_necessary): Remove unused variable.
9261 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
9263 * c-common.h (TDI_inlined): New ast dump phase.
9264 (dump_flag_name): New function.
9265 * c-dump.c (dump_files): Add inlined phase.
9266 (dump_flag_name): Define.
9267 * doc/invoke.texi (-fdump-ast-inlined): Document.
9269 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9271 * stor-layout.c (layout_decl): Revert change to handling of alignment
9274 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9276 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
9279 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
9281 * doc/tm.texi (FUNCTION_ARG): Document that the last call
9284 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
9286 * tlink.c (recompile_files): Remove COMPILER_PATH and
9287 LIBRARY_PATH from the environment.
9289 2001-07-01 Zack Weinberg <zackw@stanford.edu>
9291 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
9292 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
9294 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
9296 * c-parse.in (OBJC_STRING): Kill.
9297 (objc_string): Decompose to [objc_string] '@' STRING.
9298 (reswords): Take the leading '@' off all the Objective C keywords.
9299 (objc_rid_sans_at): Kill.
9300 (init_reswords): Don't initialize it.
9301 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
9302 (_yylex): Kill reconsider label. Look ahead one token after
9303 an '@'; if we get an identifier, check whether it's an
9304 Objective C @-keyword. If so, return the keyword. Otherwise,
9305 put back the token and return the '@' as a terminal.
9307 * cpplib.c (lex_macro_node): Remove unnecessary check for
9308 leading '@' on identifier. Clarify control flow and commentary.
9310 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9312 * cse.c (new_label_ref): Variable deleted.
9313 (insert): Remove set of new_label_ref.
9314 (check_for_label_ref): New function.
9315 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
9317 See ChangeLog.5 for earlier changes.