1 2001-08-08 Anthony Green <green@redhat.com>
3 * java/class.c (emit_register_classes): Use assemble_jcr if
4 possible. Keep the original mechanism as a fallback.
5 * defaults.h (JCR_SECTION_NAME): Define if we have named section
6 and weak symbol support.
7 * crtstuff.c (__JCR_LIST__): Define.
9 (_Jv_RegiserClasses): Define weak symbol if possible.
10 (__do_global_ctors_aux): Register classes for ELF targets with
13 2001-08-08 Kazu Hirata <kazu@hxi.com>
15 * dbxout.c: Fix comment formatting.
16 * dependence.c: Likewise.
18 * diagnostic.c: Likewise.
19 * dominance.c: Likewise.
20 * doprint.c: Likewise.
21 * dwarf2out.c: Likewise.
22 * dwarfout.c: Likewise.
23 * emit-rtl.c: Likewise.
29 * fold-const.c: Likewise.
30 * function.c: Likewise.
32 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
34 * global.c (retry_global_alloc): Avoid shadowing allocno.
36 2001-08-08 Mark Mitchell <mark@codesourcery.com>
38 * except.c (remove_fixup_regions): Fix typo.
40 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
42 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
43 unsigned HOST_WIDE_INT to avoid warning.
44 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
45 * flow.c (set_block_for_new_insns): Likewise.
47 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
49 * sibcall.c (return_value_pseudo): New static variable.
50 (skip_copy_to_return_value): Handle return_value_pseudo.
51 (call_ends_block_p): Ensure that return_value_pseudo is set.
52 (optimize_sibling_and_tail_recursive_call): Discover the
53 load of pseudo return value in alternate exit block.
55 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
57 * calls.c (ECF_ALWAYS_RETURN): New constant.
58 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
59 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
60 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
61 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
62 * rtl.c (reg_note_name): New name.
63 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
65 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
67 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
69 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
71 * alias.c (get_alias_set): Return a previously calculated
72 alias set for a VAR_DECL.
73 * function.c (gen_mem_addressof): Calculate the alias set before
76 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
78 * predict.def: Set hitrates according our experimental run.
80 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
82 * i386.h (HARD_REGNO_RENAME_OK): New macro.
84 2001-08-08 H.J. Lu <hjl@gnu.org>
86 * config/mips/mips.c (mips_unique_section): New. Copied from
89 * config/mips/mips-protos.h (mips_unique_section): New
92 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
94 * config/mips/little.h: New. Generic little endian mips
95 targets. Only mips*-*-linux* is converted to use it so far.
97 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
99 (WCHAR_TYPE_SIZE): Likewise.
100 (INIT_SUBTARGET_OPTABS): Likewise.
101 (BSS_SECTION_ASM_OP): Likewise.
102 (SBSS_SECTION_ASM_OP): Likewise.
103 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
104 (ASM_DECLARE_OBJECT_NAME): Likewise.
105 (UNIQUE_SECTION): Likewise.
106 (EXTRA_SECTIONS): Likewise.
107 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
108 (ASM_OUTPUT_DESTRUCTOR): Likewise.
109 (ASM_OUTPUT_DEF): Likewise.
110 (HANDLE_SYSV_PRAGMA): Removed.
111 (NO_IMPLICIT_EXTERN_C): Likewise.
112 (TARGET_MEM_FUNCTIONS): Likewise.
113 (STARTFILE_SPEC): Likewise.
114 (ENDFILE_SPEC): Likewise.
115 (LIB_SPEC): Likewise.
116 (INVOKE__main): Likewise.
117 (CTOR_LIST_BEGIN): Likewise.
118 (CTOR_LIST_END): Likewise.
119 (DTOR_LIST_BEGIN): Likewise.
120 (DTOR_LIST_END): Likewise.
121 (SET_ASM_OP): Likewise.
122 (ASM_OUTPUT_SOURCE_LINE): Likewise.
123 (ASM_OUTPUT_DEF): Likewise.
124 (ASM_OUTPUT_IDENT): Likewise.
126 * config/mips/mips.h (ASM_SPEC): Undefine before define.
127 (CPLUSPLUS_CPP_SPEC): Likewise.
128 (ASM_APP_ON) Redefine only if not defined.
129 (ASM_APP_OFF): Likewise.
130 (ASM_OUTPUT_SOURCE_LINE): Likewise.
131 (ASM_OUTPUT_IDENT): Likewise.
133 * config.gcc: Update tm_file for Linux/mips.
135 2001-08-08 Bernd Schmidt <bernds@redhat.com>
137 * cselib.c (cselib_record_sets): If insn is predicated, turn
138 sources into IF_THEN_ELSEs.
140 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
141 Turn into define_insn_and_split.
143 * sched-deps.c: Include "cselib.h".
144 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
145 Use cselib to turn memory addresses into VALUEs.
146 (sched_analyze): Call cselib_init/cselib_finish if necessary.
147 * sched-int.h (struct sched_info): New member USE_CSELIB.
148 * sched-ebb.c (ebb_sched_info): Initialize it.
149 * sched-rgn.c (rgn_sched_info): Likewise.
150 * Makefile.in (sched-deps.o): Update dependencies.
152 * cselib.h (cselib_subst_to_values): Declare.
153 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
154 that have no value and autoincs to be handled by generating a new
157 2001-08-08 Graham Stott <grahams@redhat.com>
159 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
160 within fixed length SEQUENCE.
162 2001-08-08 Graham Stott <grahams@redhat.com>
164 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
165 (diagnostic_prefixing_rule): Likewise.
166 (diagnostic_line_cutoff): Likewise.
167 (diagnostic_kind_count): Likewise.
169 2001-08-08 Graham Stott <grahams@redhat.com>
171 * alias.c (find_base_decl): Delete redundent assignment.
173 2001-08-08 Graham Stott <grahams@redhat.com>
175 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
176 (abs): Uppercase and paranthesize macro parameter.
177 (MEM_DEPENDENCY): Add whitespace.
179 2001-08-08 Graham Stott <grahams@redhat.com>
181 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
182 failure check for CONST_INT
184 2001-08-08 Graham Stott <grahams@redhat.com>
186 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
187 (libcall_dead_p): Likewise.
189 (mark_used_regs): Constify fmt.
190 (find_use_as_address): Likewise.
192 2001-08-08 Graham Stott <grahams@redhat.com>
194 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
197 2001-08-08 Graham Stott <grahams@redhat.com>
199 * combine.c (combine_simplify_rtx): Update comment and
200 remove erroneous test.
202 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
204 * cppinit.c (cpp_finish): Pop the final buffer without comment.
205 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
206 take care to avoid multiple no-newline at EOF warnings in that
209 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
211 * calls.c (expand_call): Do not emit INSN_SETJMP note.
212 (emit_library_call_value_1): Likewise.
213 (emit_call_1): Emit REG_SETJMP note.
214 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
216 * cselib.c (cselib_process_insn): Likewise.
217 * flow.c (propagate_block): Likewise.
218 * loop.c (find_and_verify_loops): Likewise.
219 * reload.c (find_equiv_regs): Likewise.
220 * reload1.c (reload): Likewise.
221 * resource.c (mark_referenced_resources,
222 mark_set_resources): Likewise.
223 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
224 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
225 * haifa-sched.c (unlink_other_notes): Likewise.
226 (reemit_notes): Likewise.
227 * sched-ebb.c (sched_ebb): Likewise.
228 * sched-rgc.c (sched_region): Likewise.
229 * rtl.c (note_insn_name): Likewise.
230 (reg_note_name): Add REG_SETJMP
231 * rtl.h (reg_note): Add REG_SETJMP.
232 (insn_note): Remove NOTE_INSN_SETJMP.
234 * profile.c (branch_prob): Add fake edges for setjmp.
236 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
238 * config.gcc: Quote target_cpu_default2 correctly for
239 powerpc*-*-* targets.
241 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
243 * cpplib.h, line-map.h: Update comments.
244 * cppmain.c (printer_init): Move inline.
245 (maybe_print_line, print_line): Take a map pointer.
246 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
247 (cb_file_change): Don't use prior value of print.map.
249 2001-08-07 David Edelsohn <edelsohn@gnu.org>
251 * doc/install.texi: Document fine-grained multilib configuration.
253 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
255 * rtlanal.c (find_first_parameter_load): Call note_stores
256 only on the instructions.
258 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
260 * alias.c (nonlocal_mentioned_p):
261 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
262 * calls.c (emit_call_1): Likewise.
263 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
264 * cselib.c (cselib_process_insn): Likewise.
265 * df.c (df_insns_modify): Likewise.
266 * flow.c (need_fake_edge_p): Likewise.
267 (propagate_one_insn): Likewise.
268 * haifa-sched.c (reemit_notes): Likewise.
269 * integrate.c (copy_insn_list): Likewise.
270 * jump.c (delete_prior_computation): Likewise.
271 * local-alloc.c (validate_equiv_mem): Likewise.
272 * loop.c (scan_loop): Likewise.
273 * predict.c (estimate_probability): Likewise.
274 * reload.c (reload): Likewise.
275 * sched-deps (sched_analyze): Likewise.
276 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
277 * gcse.c (compute_hash_table): Likewise.
278 (mark_call): Likewise.
279 (store_killed_in_insn): Likewise.
281 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
283 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
285 2001-08-06 Richard Henderson <rth@redhat.com>
287 * varasm.c (assemble_gc_entry): Remove.
288 * output.h: Likewise.
290 2001-08-06 Richard Henderson <rth@redhat.com>
292 * varasm.c (assemble_constructor): Take a symbol_ref and a
293 priority instead of a bare string. Move priority handling
294 here from cp/decl2.c.
295 * output.h: Update decls.
297 * c-decl.c (c_expand_body): Update calls to assemble_constructor
298 and assemble_destructor.
299 * profile.c (output_func_start_profiler): Likewise.
300 * objc/objc-act.c (finish_objc): Likewise.
301 (build_module_descriptor): Return the symbol not the symbol name.
303 2001-08-06 David Edelsohn <edelsohn@gnu.org>
305 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
306 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
307 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
308 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
309 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
310 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
312 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
314 * cpperror.c (print_containing_files): Moved to line-map.c.
315 (print_location): line-map.c handles re-listing or otherwise.
316 * cpphash.h (struct lexer_state): Remove next_bol.
317 (struct cpp_buffer): Remove include_stack_listed.
318 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
319 Remove faked buffer handling.
320 (_cpp_do_file_change): Tweak.
321 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
322 * cppmain.c (struct printer): Remove filename.
323 (print_line, cb_file_change): Update accordingly.
324 * line-map.c: Include intl.h.
325 (init_line_maps): Initialize last_listed.
326 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
327 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
328 (print_containing_files): New.
329 * line-map.h (struct line_maps): New member last_listed.
330 (print_containing_files, INCLUDED_FROM): New.
331 * Makefile.in: Update.
332 * po/POTFILES.in: Add line-map.c.
334 2001-08-06 Richard Henderson <rth@redhat.com>
336 * except.c (convert_from_eh_region_ranges_1): Never mark
337 USE or CLOBBER insns as throwing.
339 * expr.c (store_constructor): Don't clobber memory targets.
341 2001-08-06 Andreas Jaeger <aj@suse.de>
343 * profile.c (branch_prob): Remove unused variable insn.
345 * Makefile.in (local-alloc.o): Add dependency on except.h.
347 * local-alloc.c: Include except.h for can_throw_internal prototype.
349 2001-08-06 Richard Henderson <rth@redhat.com>
351 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
352 * function.c (expand_main_function): Implement it.
353 * doc/tm.texi: Document it.
355 2001-08-06 Stan Shebs <shebs@apple.com>
357 * doc/install.texi: Document powerpc-*-darwin* details.
359 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
361 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
362 (ASM_CPU_SPEC): Move back to rs6000.h
363 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
365 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
367 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
370 * config/rs6000/linux64.h: Ditto.
372 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
373 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
376 Remove accidently readded definitions of FUNCTION_PROLOGUE,
377 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
379 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
382 2001-08-05 Richard Henderson <rth@redhat.com>
384 * local-alloc.c (update_equiv_regs): Do not move insns that
387 2001-08-05 Jan Hubicka <jh@suse.cz>
389 * Makefile.in (reload1.o): Add dedendancy on except.h
390 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
392 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
393 indicating wehther edges has been cleaned up.
394 * reload1.c: Inlucde except.h
395 (fixup_abnormal_edges): Accept deleted insns.
396 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
399 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
401 * cpplib.c (do_line): Correct line number after pop_buffer.
403 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
406 * line-map.c: Update comments.
407 * line-map.h: Update comments.
408 * tradcif.y: Don't consider large numbers unsigned.
410 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
413 * c-lex.c (map): New.
414 (cb_file_change): Update map and use it.
415 (cb_def_pragma, cb_define, cb_undef): Use map and line.
416 (c_lex): Update to use map.
417 * cpperror.c (print_location): Move to using logical line numbers.
418 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
419 (cpp_make_system_header): Similarly.
420 (_cpp_execute_include): Stop line numbering hacks. Store the
421 line we will return to.
422 * cpphash.h (CPP_BUF_LINE): Remove.
423 (struct cpp_buffer): Remove lineno and pseudo_newlines.
424 Add map and return_to_line.
425 (_cpp_do_file_change): Update.
426 * cppinit.c (cpp_start_read): Update line kludge.
427 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
428 (trigraph_ok): Use logical line numbers for diagnostics.
429 (skip_block_comment): Likewise.
430 (skip_whitespace): Likewise.
431 (skip_line_comment): Use pfile->line instead.
432 (_cpp_lex_token): Update to use logical line numbering exclusively.
433 Handle BOL locally. Accept new lines in directives, but keep
434 pfile->line decremented. Diagnostics use logical lines. Update
436 * cpplib.c (SEEN_EOL): New.
437 (skip_rest_of_line, check_eol): Use it.
438 (end_directive): Increase line number when accepting the newline
439 at the end of a directive.
440 (run_directive): Simplify.
441 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
442 (_cpp_do_file_change): Update to take buffer line number as an
443 argument, and store the current map in the cpp_reader. Remove
445 (_cpp_do__Pragma): Restore output position after a _Pragma.
446 (cpp_push_buffer): Don't set output line or lineno.
447 (_cpp_pop_buffer): Transfer more info from a faked buffer.
448 Remove line kludge. Set output_line.
449 * cppmacro.c (builtin_macro): Update handling of __LINE__.
450 (parse_arg): Use logical lines.
451 (save_lookahead_token): Save EOFs too now.
452 * cppmain.c (struct printer): Fix comments.
453 (printer_init): Simplify, let caller do errors.
454 (scan_translation_unit, check_multiline_token, dump_macro): Update.
455 (maybe_print_line): Simplify.
456 (print_line): Don't print a linemarker if -P.
457 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
458 (cb_file_change): Simplify.
459 * line-map.h (LAST_SOURCE_LINE): Fix.
460 (CURRENT_LINE_MAP): New.
462 2001-08-05 Bernd Schmidt <bernds@redhat.com>
464 * doloop.c (doloop_modify_runtime): Properly compute number of
465 iterations if loop was unrolled.
467 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
468 if their CSELIB_VAL_PTRs are.
470 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
471 (setup_spill_pointers): Initialize it.
472 (spill_restore_mem): Set it.
473 (do_spill, do_restore): Use it to add REG_INC note.
474 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
476 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
477 asms if other insns are available.
479 * config/ia64/ia64.c (condop_operator): New predicate.
480 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
481 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
484 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
485 temporary register than directly using a MEM.
487 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
489 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
490 parameter in last change.
492 2001-08-04 Zack Weinberg <zackw@panix.com>
494 * sparc.md: Don't use #if inside C test expression.
496 2001-08-04 Richard Henderson <rth@redhat.com>
498 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
500 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
502 * cpphash.h (struct cpp_reader): New member directive_line.
503 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
504 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
505 do_pragma): Pass line to callbacks.
506 (start_directive): Record line of directive.
507 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
508 cb_include): Similarly.
509 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
512 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
514 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
517 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
519 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
521 * reload1.c (fixup_abnormal_edges): New static function.
524 * flow.c (need_fake_edge_p): New function.
525 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
526 avoid call insn to be very last insn in the insn stream.
528 * profile.c (branch_prob): Call flow_call_edges_add instead of
529 doing that by hand; cleanup cfg to re-merge basic blocks once
532 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
534 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
535 are also on line-map.h.
536 * cppfiles.c (stack_include_file): Update.
537 * cpphash.h (struct cpp_buffer): New member return_at_eof.
538 (_cpp_pop_buffer): New.
539 * cppinit.c (cpp_destroy, cpp_finish): Update.
540 (do_includes): Mark each buffer to return at EOF.
541 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
543 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
544 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
545 * cpplib.h (cpp_pop_buffer): Remove.
546 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
547 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
549 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
551 (do_preprocessing): Update.
552 * fix-header.c (read_scan_file): Update. No need to pop buffers.
553 * c-parse.in (_yylex): Similarly.
554 * scan-decls.c (scan_decls): Similarly.
555 * line-map.h: Update comments.
557 * objc/Make-lang.in (objc-act.o): Update dependencies.
559 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
561 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
562 and soft register for operand 0.
563 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
565 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
567 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
568 register for operand 0.
569 ("bitcmpqi_z_used"): Allow memory for operand 0.
570 (split "bitcmpqi"): New split to handle address reg as operand 1.
572 2001-08-04 Andreas Jaeger <aj@suse.de>
574 * gcse.c: Revert Daniel's last patch.
576 2001-08-03 Zack Weinberg <zackw@stanford.edu>
578 * sparc-protos.h: Add prototypes for fp_zero_operand and
580 * sh-protos.h: Add prototype for fpul_operand.
582 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
584 * doc/extend.texi (Other Builtins): Fix typo in last change.
586 2001-08-03 Richard Henderson <rth@redhat.com>
588 * target.h (gcc_target): Add asm_out.named_section,
589 section_type_flags, have_named_sections.
590 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
591 (TARGET_HAVE_NAMED_SECTIONS): New.
592 (TARGET_SECTION_TYPE_FLAGS): New.
594 * Makefile.in (toplev.o): Depend on TARGET_H.
595 (varasm.o, dbxout.o): Likewise.
596 * c-common.c (decl_attributes): Check targetm.have_named_sections
597 instead of ifdef ASM_OUTPUT_SECTION_NAME.
598 * dbxout.c (dbxout_function_decl): Likewise.
599 (dbxout_function_end): Likewise.
600 * toplev.c (compile_file): Likewise.
601 * varasm.c (exception_section): Likewise.
602 * cp/decl2.c (finish_objects): Likewise.
604 * defaults.h (EH_FRAME_SECTION): Remove.
605 (EH_FRAME_SECTION_ASM_OP): Remove.
606 (EH_FRAME_SECTION_NAME): New.
607 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
608 (UNIQUE_SECTION_P): Remove.
609 * dwarf2out.c (SECTION_FORMAT): Remove.
610 (ASM_OUTPUT_SECTION): Remove.
611 (output_call_frame_info): Use named_section_flags.
612 (output_comp_unit, dwarf2out_start_source_file): Likewise.
613 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
614 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
615 * varasm.c (in_eh_frame, eh_frame_section): Remove.
616 (named_section_flags): New.
617 (named_section): Use it and targetm.section_type_flags.
618 (resolve_unique_section): New.
619 (assemble_start_function): Use it.
620 (asm_emit_uninitialised, assemble_variable): Likewise.
621 (default_section_type_flags): New.
622 (default_no_named_section, default_elf_asm_named_section): New.
623 (default_coff_asm_named_section, default_pe_asm_named_section): New.
624 * output.h: Update varasm.c decls.
625 (SECTION_*): New flags.
627 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
628 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
630 * config/elfos.h (UNIQUE_SECTION_P): Remove.
631 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
632 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
633 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
634 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
635 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
636 * config/mips/elf.h, config/mips/elf64.h: Likewise.
637 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
638 * config/pa/pa64-hpux.h,
640 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
641 (TARGET_ASM_NAMED_SECTION): New.
642 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
643 * config/alpha/vms.h, config/arm/coff.h: Likewise.
644 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
645 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
646 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
647 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
648 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
649 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
650 * config/i386/sco5.h, config/i386/win32.h: Likewise.
651 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
652 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
653 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
654 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
655 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
656 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
657 * config/sparc/sysv4.h: Likewise.
659 * config/nextstep.h: Error until named sections implemented.
661 * config/a29k/a29k.c (a29k_asm_named_section): New.
662 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
663 (vms_section_type_flags, vms_asm_named_section): New.
664 * config/arm/arm.c (arm_elf_asm_named_section): New.
665 * config/avr/avr.c (asm_output_section_name): Remove.
666 * config/avr/avr-protos.h: Update.
667 * config/c4x/c4x.c (c4x_asm_named_section): New.
668 * config/h8300/h8300.c (h8300_asm_named_section): New.
669 * config/i386/i386.c (sco_asm_named_section): New.
670 * config/i386/winnt.c (SECTION_PE_SHARED): New.
671 (i386_pe_section_type_flags): New.
672 (i386_pe_asm_named_section): New.
673 * config/i386/i386-protos.h: Update.
674 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
675 * config/mcore/mcore.c (mcore_asm_named_section): New.
676 * config/mips/mips.c (iris6_asm_named_section): New.
677 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
678 instead of UNIQUE_SECTION_P.
679 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
680 (xcoff_asm_named_section): New.
681 * config/sh/sh.c (sh_asm_named_section): New.
682 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
684 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
685 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
686 (EH_FRAME_SECTION_NAME): New.
687 (EXCEPTION_SECTION): New.
688 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
689 (DEBUG_*_SECTION): Remove.
690 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
691 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
692 (EH_FRAME_SECTION_ASM_OP): Remove.
694 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
695 (ASM_OUTPUT_SECTION_NAME): Remove.
696 (TARGET_ASM_NAMED_SECTION): New.
697 (TARGET_HAVE_NAMED_SECTIONS): New.
698 (TARGET_SECTION_TYPE_FLAGS): New.
699 (EH_FRAME_SECTION_ASM_OP): Remove.
700 (EH_FRAME_SECTION_NAME): New.
702 2001-08-03 Zack Weinberg <zackw@stanford.edu>
704 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
705 for complex expressions when cfun == 0.
706 * doc/extend.texi: Document that __builtin_constant_p can be
707 used in data initializers as well as functions.
709 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
711 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
712 variable I locally, instead of expecting a declaration in the
715 2001-08-03 Richard Henderson <rth@redhat.com>
717 * except.c (collect_one_action_chain): Add an explicit cleanup
718 action if regions surrounding a catch were encoded entirely
719 within the call-site entry.
721 2001-08-03 Richard Henderson <rth@redhat.com>
723 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
724 don't take REGNO of a non-register.
726 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
728 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
729 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
730 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
731 (__gthread_mutex_init_function): New function for mutex initialization.
733 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
735 * Makefile.in: Revert screwed up commit.
737 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
739 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
740 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
741 merged by linker script to get a final _exit().
742 (__do_global_dtors): New for destructor handling in specific exit
744 (__do_global_ctors): New for constructors in specific install section.
745 (__map_data_section): Map data sections before running constructors.
746 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
747 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
748 (DTORS_SECTION_ASM_OP): Likewise.
749 (CTORS_SECTION_FUNCTION): Define to force a reference to
751 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
753 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
755 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
757 * Makefile.in: Add df.h to gcse.c dependencies.
759 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
761 * varasm.c (output_constant_def_contents): Use for the length of a
762 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
763 depending on which is larger.
765 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
767 * gcse.c: Include df.h for use as a dataflow analyzer.
769 Declaration of reg_set_info: gone.
770 New df_analyzer variable used by store motion.
771 (reg_set_info): Deleted.
772 (mark_mem_regs): New function, analyze regs used by a mem.
773 (store_ops_ok): Use dataflow analyzer results to determine if
774 necessary regs are changed in the block.
775 (find_moveable_store): Remove check for symbol ref, we can handle
776 much more complex expressions now.
777 (compute_store_table): Remove most of the code, it's unnecessary
778 now that the dataflow analyzer records the info for us.
779 (store_killed_after): Add parameter to say whether to do the
780 store_ops_okay test, used to speed up testing when we already know
781 the answer, and just want to know if the store itself was killed.
782 (build_store_vector): Largely rewritten to calculate the various
783 vectors properly, and somewhat optimized.
784 (store_motion): Init the df_analyzer, get REG_DEF chains.
785 Also handle trapping expressions (since mems almost always trap)
786 (simple_mem): Redefine what a simple mem is.
788 2001-08-03 DJ Delorie <dj@redhat.com>
790 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
791 set from a constant part of the condition.
793 2001-08-01 Andrew Cagney <ac131313@redhat.com>
795 * mkdeps.c (deps_add_default_target): Make local variable
796 ``start'' a const char pointer.
797 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
799 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
801 * doc/install.texi (Configuration): Fix markup.
802 (Specific, i?86-*-udk): Likewise.
803 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
805 Document --enable-threads and --enable-libgcj status.
806 (Specific, mips-sgi-irix*): Canonicalize triples.
807 (Specific, mips-sgi-irix5): Warn about problems with this config.
808 Mention required GNU as patch.
809 Native assembler problems are fixed.
810 (Specific, mips-sgi-irix6): Update O32 ABI support status.
811 Document --enable-threads and --enable-libgcj status.
813 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
815 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
818 2001-08-03 Richard Henderson <rth@redhat.com>
820 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
823 2001-08-03 Richard Henderson <rth@redhat.com>
825 * rtlanal.c (find_first_parameter_load): Stop if we
826 reach a CODE_LABEL at BOUNDARY.
828 2001-08-03 Richard Henderson <rth@redhat.com>
830 * config/alpha/alpha.md (force_movdi): New insn.
831 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
832 Tweek FRP marking of VMS prologue insns.
833 * config/alpha/vms.h (EPILOGUE_USES): New.
835 2001-08-02 Richard Henderson <rth@redhat.com>
837 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
839 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
841 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
842 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
843 config/convex/convex.h, config/d30v/d30v.c,
844 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
845 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
846 config/mips/mips.h, config/mn10200/mn10200.h,
847 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
848 config/v850/v850.h, config/vax/openbsd.h,
849 config/vax/openbsd1.h, config/vax/ultrix.h,
850 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
851 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
852 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
853 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
854 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
855 in comments and documentation.
857 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
861 * Makefile.in (line-map.o): New.
862 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
863 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
864 * cpperror.c (print_containing_files): Similarly.
865 (print_location): Update. Don't output a space before _Pragma.
866 * cppfiles.c (stack_include_file): Set to line 1 immediately.
867 (stack_include_filee, cpp_make_system_header): Update.
868 (_cpp_execute_include): Get logical line number right for calling
869 as-yet-unterminated #include.
870 * cpphash.h (struct cpp_reader): Add line_maps.
871 (_cpp_do_file_change): Update.
872 * cppinit.c (cpp_create_reader): Initialize line maps.
873 (cpp_destroy): Destroy line maps.
874 (cpp_start_read): Get logical line number right.
875 * cpplex.c (parse_string): Only warn once for multi-line strings.
876 Use boolean variable for null warning.
877 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
879 (do_include_common): End the directive early.
880 (do_line): Don't warn about out-of-range lines in preprocessed
881 source. Update. Remove unused variables.
882 (_cpp_do_file_change): Update for new line mapping.
883 (pragma_cb): New typedef.
884 (cpp_register_pragma): Stop looking ahead before calling the
886 (do_pragma_system_header): End directive early.
887 (cpp_get_line_maps): New.
888 (cpp_pop_buffer): Fudge logical line. Update.
889 * cpplib.h: Include line-map.h
890 (enum cpp_fc_reason): Remove.
891 (struct cpp_file_change): Update.
892 (cpp_get_line_maps): New.
893 * cppmain.c (struct_printer): New member map.
894 (cb_file_change): Update for new mappings.
895 * fix-header.c (cb_file_change): Similarly.
897 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
899 * Makefile.in (libgcc.mk): Define mkinstalldirs.
900 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
902 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
904 * config/vax/vax.c: include expr.h.
906 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
908 * Makefile.in ($(srcdir)/configure): Only rebuild in
910 ($(srcdir)/config.in): Only define in maintainer mode.
911 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
913 2001-08-02 David Edelsohn <edelsohn@gnu.org>
915 * doc/install.texi (Install GCC: Binaries): Update Bull info.
917 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
919 * gcc.c (set_collect_gcc_options): New function, split out from
921 Ignore elided switches.
922 (do_spec_1): Invoke before executing command.
925 * gcc.h (set_input): ... here.
926 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
929 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
932 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
934 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
936 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
938 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
939 for the unnamed instructions it expands to.
941 2001-08-02 Richard Henderson <rth@redhat.com>
943 * regclass.c (call_really_used_regs): Conditionally define.
944 (init_reg_sets_1): Don't use it if not defined.
945 (fix_register): Similarly, don't set it.
947 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
949 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
950 Correct comment that had been missed in the previous change.
952 2001-08-01 Stan Shebs <shebs@apple.com>
954 * config/darwin.c (machopic_stub_name): Try matching by name.
955 (update_stubs): New function.
956 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
959 2001-08-01 Richard Henderson <rth@redhat.com>
961 * except.c (output_function_exception_table): Use assemble_align.
962 * varasm.c (assemble_eh_label): Remove.
963 (assemble_eh_align, assemble_eh_integer): Remove.
965 2001-08-01 Robert Lipe <robertl@caldera.com>
967 * dwarfout.c: Remove reference to README.DWARF.
969 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
971 * regclass.c (call_really_used_regs): New array for registers which
972 are actually used by a call.
973 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
975 (fix_register): Set call_really_used too.
976 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
977 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
979 2001-08-01 Richard Henderson <rth@redhat.com>
981 * read-rtl.c (read_name): Consider \r whitespace.
983 2001-07-11 Andrew Cagney <ac131313@redhat.com>
985 * config.gcc: Recognize powerpc-*-netbsd*.
987 * doc/install.texi (Host/target specific installation notes for
988 GCC): Mention powerpc-*-netbsd*.
990 * config/rs6000/netbsd.h: New file.
991 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
992 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
993 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
994 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
995 (TARGET_VERSION): Redefine.
997 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
998 mcall-netbsd as a match for mcall-sysv.
999 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
1000 (ncrti.S, ncrtn.S): New targets.
1001 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
1003 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
1004 "netbsd' as a V4 ABI.
1005 (ASM_SPEC): Check for -mcall-netbsd.
1006 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
1007 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
1008 (LIB_SPEC, ENDFILE_SPEC): Ditto.
1009 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
1010 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
1011 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
1012 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
1014 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
1015 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
1017 2001-08-01 Mark Kettenis <kettenis@gnu.org>
1019 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
1020 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
1021 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
1022 including "unwind-pe.h".
1024 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
1026 * rs6000.md (define_splits): Kill unused constraints.
1028 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
1029 Jan Hubicka <jh@suse.cz>
1031 * function.c (thread_prologue_and_epilogue_insns): Kill code
1032 dealing with non-existent CFG.
1034 2001-08-01 Kazu Hirata <kazu@hxi.com>
1036 * alias.c: Fix comment formatting.
1037 * bitmap.c: Likewise.
1038 * builtins.c: Likewise.
1039 * calls.c: Likewise.
1040 * c-common.c: Likewise.
1041 * c-decl.c: Likewise.
1042 * c-dump.c: Likewise.
1043 * c-lex.c: Likewise.
1044 * collect2.c: Likewise.
1045 * combine.c: Likewise.
1046 * conflict.c: Likewise.
1047 * cppfiles.c: Likewise.
1048 * cppinit.c: Likewise.
1049 * cpplex.c: Likewise.
1050 * cpplib.c: Likewise.
1051 * cppmacro.c: Likewise.
1052 * cppspec.c: Likewise.
1053 * c-pragma.c: Likewise.
1054 * crtstuff.c: Likewise.
1056 * cselib.c: Likewise.
1057 * c-semantics.c: Likewise.
1058 * c-typeck.c: Likewise.
1060 2001-08-01 H.J. Lu <hjl@gnu.org>
1062 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
1064 2001-08-01 H.J. Lu <hjl@gnu.org>
1066 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
1068 2001-08-01 Ziemowit Laski <zlaski@apple.com>
1070 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
1071 contextualizing Objective-C class name lookup by the lexer.
1072 (typespec_reserved_nonattr): Disable ObjC class name lookup after
1074 (protocoldef): Add support for forward @protocol declarations.
1075 (yylexname): Suppress ObjC class name lookup in certain contexts;
1076 re-enable after lookup is complete.
1077 (_yylex): Re-enable ObjC class name lookup when certain
1078 punctuation marks are seen.
1080 * objc/objc-act.c (check_protocol_recursively): New function used
1081 for finding circular dependencies in protocols.
1082 (objc_declare_protocols): New function for handling forward
1083 @protocol declarations.
1084 (receiver_is_class_object): Detect the case when 'self' is used
1085 inside of a class method.
1086 (build_message_expr): Issue a warning if class method is desired
1087 but instance method is found instead.
1088 (conforms_to_protocol): Streamline.
1089 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
1090 protocol Foo, even if 'Bar foo' does not.
1091 (check_protocols): Streamline.
1092 (start_protocol): Add checks for circular and duplicate protocol
1094 (encode_aggregate_within): For typedefs of structs, encode the
1096 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
1097 (objc_declare_protocols): New prototype.
1099 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1101 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
1102 * cpplex.c (handle_newline): Update prototype. Maintain logical
1104 (skip_escaped_newlines, skip_block_comment, parse_string):
1106 (_cpp_lex_token): Update, and store token position within the token.
1107 * cpplib.h (struct cpp_token): Add line and column entries.
1108 * cppmacro.c (replace_args): Position stringified tokens correctly.
1110 2001-08-01 Andreas Jaeger <aj@suse.de>
1112 * basic-block.h: Add prototype for last_loop_beg_note.
1114 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
1116 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
1117 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
1119 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
1120 while handling WITH_CLEANUP_EXPR node. Use second operand calling
1121 expand_decl_cleanup.
1122 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
1124 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
1125 operand while calling simple_cst_equal.
1126 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
1127 operand is the cleanup expression, the third is the RTL_EXPR.
1128 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
1130 2001-07-31 Jeff Sturm <jsturm@one-point.com>
1132 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
1134 2001-07-31 matthew green <mrg@eterna.com.au>
1136 * config.gcc (i386-*-netbsdelf): New description.
1137 * config/i386/netbsd-elf.h: New file.
1139 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
1141 * loop.c (check_dbra_loop): Use single_set to compute
1144 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
1146 PowerPC reorg and support for powerpc64-*-linux*.
1148 Also fixes emitting of constants on 32 bit and 64 bit
1151 * config.gcc: powerpc64-*-linux* is a new target.
1152 Things that needed aix.h now also include xcoff.h
1154 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
1156 Move AIX specific stuff into aix.h.
1157 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
1158 with more than just XCOFF now.
1159 (SET_ASM_OP): Remove, now defined where needed.
1160 (FUNCTION_PROLOGUE): New macro definition.
1161 (FUNCTION_EPILOGUE): New macro definition.
1162 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
1164 * config/rs6000/xcoff.h: New file.
1166 * config/rs6000/linux64.h: New file.
1168 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
1170 2001-07-31 Alan Modra <amodra@bigpond.net.au>
1172 * rs6000.c (print_operand_address): Handle ELF syntax.
1173 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
1174 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
1175 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
1177 2001-07-31 David Edelsohn <edelsohn@gnu.org>
1179 * rs6000.c (rs6000_override_options): Only disable
1180 flag_function_sections for XCOFF.
1181 (exact_log2_cint_operand): New predicate.
1182 (reg_or_{add,sub}_cint64_operand): New predicates.
1183 (add_operand): Compare CONST_INT with fewer function calls.
1184 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
1185 (print_operand, case 'p'): Ensure positive operand.
1186 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
1187 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
1188 (PREDICATE_CODES): Add new predicates.
1189 * rs6000.md (addsi3): Split 32-bit constants more correctly.
1190 (divsi3, modsi3): Ensure positive power-of-2.
1191 (adddi3): Use new predicate. Split 32-bit constants more
1192 correctly. Re-arrange splitter to handle any constant.
1193 (subdi3): Use new predicate.
1194 (divdi3, moddi3): Ensure positive power-of-2.
1195 (movdi): Use rs6000_emit_set_const.
1196 (load_toc_v4_pic_di): Delete.
1198 2001-07-31 Graham Stott <grahams@redhat.com>
1200 * function.c (pad_below): Revert 2001-07-26 patch.
1202 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
1204 * reg-stack (convert_regs_1): Fix best edge condition.
1206 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1208 * jump.c (duplicate_loop_exit_test): Better test for jumps
1209 entering the loop; create loop pre_header.
1211 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
1213 * doc/install.texi: Add s390 and s390x as new targets.
1214 * doc/invoke.texi: Add documantation of S/390 and zSeries
1216 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
1218 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1220 * config/m68k/m68k.md: Replace all general_operand with
1221 nonimmediate_operand for all destinations.
1222 * config/m68k/m68k.c (not_sp_operand): Likewise.
1224 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
1226 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
1228 2001-07-30 Richard Henderson <rth@redhat.com>
1230 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
1231 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
1233 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
1235 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
1236 Add missing doc strings
1237 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
1238 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
1240 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
1242 * i386.c (ix86_output_main_function_alignment_hack): New function.
1243 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
1245 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
1246 edges by EDGE_DFS_BACK flag.
1247 (dump_edge_info): Add dfs_back flag.
1248 * basic-block.h (EDGE_DFS_BACK): New constant.
1249 (mark_dfs_back_edges): Declare.
1250 * alias.c (loop_p): Remove.
1251 (mark_constant_function): Use mark_dfs_back_edges.
1253 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
1254 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
1255 (compensate_edge): Break out from ...
1256 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
1257 (convert_regs_2): Set block_done once block is really done;
1258 Do updating of the predecesors counts.
1260 * toplev.c (rest_of_compilation): Recompute block_for_insn
1261 before post-reload cfg_cleanup.
1262 * function.c (thread_prologue_epilogue_insns):
1263 Call set_block_for_new_insns when emitting prologue directly.
1265 2001-07-30 Andreas Jaeger <aj@suse.de>
1267 * jump.c: Add prototype for mark_modified_reg.
1269 * cse.c (set_live_p): Add unused attribute.
1271 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
1273 (scan_for_source_files): Use long for count to avoid overflow.
1274 (output_data): Likewise.
1275 (output_data): Don't use string concatatenation to silence gcc
1278 * predict.c: Fix typos and grammar.
1280 * gcse.c (insert_insn_end_bb): Remove unused variables.
1282 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1284 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
1285 (attempt_auto_inc): LIkewise.
1286 (mark_used_reg): Likewise.
1287 (try_pre_increment_1): Likewise.
1288 * regclass.c (regclass): Likewise.
1289 * global.c (allocno_compare): Update comment; change scaling factor.
1290 * local-alloc.c (QTY_CMP_PRI): Likewise.
1291 * regs.h (REG_FREQ_FROM_BB): New.
1292 (REG_FREQ_MAX): Likewise.
1294 2001-07-30 H.J. Lu <hjl@gnu.org>
1296 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
1299 2001-07-30 H.J. Lu (hjl@gnu.org)
1301 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
1302 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
1303 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
1305 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
1307 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
1308 as -mthumb-interwork when -mcpu=arm7 is specified.
1310 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
1312 * predict.def (noreturn, loop branch, loop exit): Mark as first
1315 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
1317 * combine.c (try_combine): Avoid barrier after noop jumps.
1319 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1321 * cpphash.h (struct cpp_reader): Remove import_warning.
1322 * cpplib.c (skip_rest_of_line): Don't bother turning off
1324 (parse_include): Move include handling to...
1325 (do_include_common): ... here. Move import warning from...
1326 (do_import): ... here.
1327 (do_pragma_poison): Don't do a callback for poison identifiers.
1328 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
1329 * cppmain.c (setup_callbacks): Similarly.
1331 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
1333 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
1334 handle multiple sets.
1335 * except.c (sjlj_mark_call_sites): .... here.
1336 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
1338 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
1340 Suggested by Richard Henderson and Richard Kenner:
1341 * combine.c (recog_for_combine): Use the fake recog
1342 only if instruction does not match.
1343 * rtl.h (NOOP_MOVE_INSN_CODE): New.
1344 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
1346 * combine.c (try_combine): Discover noop jump as direct jump.
1348 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
1350 * df.c (df_rd_global_compute): Add successors to worklist, not
1352 (df_ru_global_compute): Ditto.
1354 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
1356 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
1357 increment REG_N_SETS.
1359 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
1361 * sbitmap.h: New prototype for sbitmap_a_xor_b.
1363 * sbitmap.c (sbitmap_a_xor_b): New function.
1364 ifdef the basic block stuff on IN_GCC.
1366 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1368 * cppexp.c (parse_defined): Always record the macro name.
1369 (lex): Don't worry about identifiers, or special-case
1371 (_cpp_parse_expr): Figure out at the end of the routine
1372 whether we saw a valid !defined() expression.
1373 * cppfiles.c (stack_include_file): Update for mi_valid.
1374 (_cpp_pop_file_buffer): Similarly.
1375 * cpplex.c (_cpp_lex_token): Similarly.
1376 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
1377 mi_if_not_defined, mi_lexed): Remove.
1379 * cpplib.c (do_if): Simplify.
1380 (do_endif, push_conditional, _cpp_handle_directive): Update
1381 for renaming of mi_state to mi_valid.
1383 * cpp.texi: Add index entries for digraphs, and add comment
1384 that C++ refers to them as alternative tokens.
1386 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
1388 * basic-block.h (CLEANUP_PRE_LOOP): New.
1389 * except.c (finish_eh_generation): Update call of cleanup_cfg.
1390 * sibcall.c (optimize_sibling_calls): Likewise.
1391 * toplev.c (rest_of_compilation): Likewise.
1392 * flow.c (try_forward_edges): Take argument MODE;
1393 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
1394 (try_optimize_cfg): Update call of try_forward_edges.
1396 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
1397 Jan Hubicka <jh@suse.cz>
1399 * (validate_replace_rtx_1): Fix simplification of MINUS.
1401 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
1403 PR preprocessor/3669
1404 * cppinit.c (init_dependency_output): Turn off dump requests
1405 if sending dependencies to stdout.
1407 2001-07-28 Richard Henderson <rth@redhat.com>
1409 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
1412 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
1414 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
1416 2001-07-28 Kazu Hirata <kazu@hxi.com>
1418 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
1419 is VAR_DECL first to prevent an ICE.
1421 2001-07-28 Richard Henderson <rth@redhat.com>
1423 * varasm.c (immed_real_const_1): Don't elide special cases for
1425 (clear_const_double_mem): Clear const_tiny_rtx too.
1427 2001-07-28 Richard Henderson <rth@redhat.com>
1429 * dwarf2out.c (dw_val_class_offset): New.
1430 (struct dw_ranges_struct, dw_ranges_ref): New.
1431 (ranges_table, ranges_table_allocated): New.
1432 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
1433 (add_AT_offset, add_ranges, output_ranges): New.
1434 (print_die, output_die): Handle dw_val_class_offset.
1435 (attr_checksum, size_of_die, value_format): Likewise.
1436 (gen_lexical_block_die): Handle non-contiguous blocks.
1437 (gen_block_die): Likewise.
1438 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
1439 if needed. Dump the ranges table.
1440 * final.c (final_start_function): Remove unnecessary notes and
1441 rebuild the block tree before numbering the blocks.
1442 * function.c (reorder_blocks_0): Walk the existing block tree
1443 to unmark all blocks.
1444 (reorder_blocks_1): Create block fragments when duplicate block
1446 (reorder_fix_fragments): New.
1447 (reorder_blocks): Call it.
1448 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
1450 2001-07-28 Richard Henderson <rth@redhat.com>
1452 * emit-rtl.c (adjust_address): Make a copy of the memory address.
1454 2001-07-28 Richard Henderson <rth@redhat.com>
1456 * flow.c (add_to_mem_set_list): New function.
1457 (init_propagate_block_info): Use it.
1458 (mark_set_1): Likewise.
1459 (insn_dead_p): Canonicalize memory address for dead store
1460 comparison. Allow wider mode stores to kill narrower mode stores.
1461 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
1462 (invalidate_mems_from_set): Don't handle MEMs.
1464 2001-07-28 Kazu Hirata <kazu@hxi.com>
1466 * config/h8300/h8300.h: Fix formatting.
1468 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1470 * basic-block.h (EDGE_FREQUENCY): New macro.
1471 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
1473 * flow.c (find_sub_basic_blocks): Likewise.
1474 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
1475 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
1477 * predict.c (DEF_PREDICTOR): New argument FLAGS.
1478 (HITRATE): New macro.
1479 (PRED_FLAG_FIRST_MATCH): New constant.
1480 (predictor_info): New field flgags.
1481 (combine_predictions_for_insn): Use DS theory to combine
1482 probabilities; set the edge probabilities when finished.
1483 (estimate_probability): Avoid duplicated matches
1484 of LOOP_BRANCH heuristics for nested loops; update comment.
1485 * predict.def: Add flags for each prediction, set probabilities
1486 according to B&L paper.
1487 * predict.h (DEF_PREDICTOR): New argument FLAGS.
1489 * profile.c (compute_branch_probabilities): Cleanup way the edge
1490 probabilities are computed and REG_BR_PROB notes are dropped; if
1491 values does not match, emit error.
1492 (init_branch_prob): Do error instead of warning when profile driven
1493 feedback is missing or corrupt.
1495 2001-07-27 DJ Delorie <dj@redhat.com>
1497 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
1498 against a constant, try to adjust the compare to have the desired
1499 constant in it so that min/max optimizations happen more often.
1501 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
1503 * flow.c (last_loop_beg_note): New function.
1504 (redirect_edge_and_branch): Use it.
1505 (split_edge): Likewise.
1507 * alias.c (loop_p): Avoid uninitialized memory access.
1509 * flow.c (try_forward_edges): Avoid accessing freed memory.
1511 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
1514 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1516 * doc/install.texi (Configuration): Properly link the host
1517 specific instructions also when generating HTML.
1519 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
1521 * flow.c (redirect_edge_and_branch_force): Test
1522 target->global_live_at_start.
1524 2001-07-26 Richard Henderson <rth@redhat.com>
1526 * simplify-rtx.c (avoid_constant_pool_reference): Export.
1527 * rtl.h (avoid_constant_pool_reference): Declare it.
1528 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
1529 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
1531 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
1533 * rtl.h (cleanup_barriers): Declare.
1534 * jump.c (cleanup_barriers): New function.
1535 * toplev.c (rest_of_compilation): Call cleanup_barriers
1536 before loop optimizer and after bb_reorder.
1538 * flow.c (back_edge_of_syntactic_loop_p): New.
1539 (split_edge): Use it.
1541 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1543 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
1545 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
1547 * cse.c (cse_process_notes): Replace any registers if the address
1550 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
1552 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
1553 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
1554 (propagate_block): Update prototype.
1555 * flow.c (update_life_info): Simplify the CFG and
1556 recalculate the global regs which are alive when
1557 removing dead code during a global update.
1558 (propagate_block): Return non-zero if an INSN is
1561 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1563 * Makefile.in (LIBICONV): Define.
1565 2001-07-26 Catherine Moore <clm@redhat.com>
1567 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
1568 of conditional to avoid tree checking errors.
1570 2001-07-26 Kazu Hirata <kazu@hxi.com>
1572 * regmove.c (regmove_optimize): Don't replace a reg with
1573 another reg of a different mode.
1575 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
1577 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
1578 limit length of dependancy flush list.
1579 * params.h (MAX_PENDING_LIST_LENGTH): Define.
1580 * sched-int.h (struct deps): Add pending_flush_length field.
1581 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
1582 has 1 element in it.
1583 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
1584 (sched_analyze): After a jump, if the pending memory flush list is too
1585 large, flush the pending lists.
1586 (init_deps): Initialize pending_flush_length to 0.
1587 * doc/invoke.texi (max_pending_list_length): Document parameter.
1589 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
1591 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
1592 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
1593 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
1595 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1597 * cpphash.h (struct_lexer_state): Delete was_skipping.
1598 Move skipping here from struct cpp_reader.
1599 * cpplex.c (parse_identifier): Update.
1600 (_cpp_lex_token): Don't skip tokens in a directive.
1601 * cpplib.c (struct if_stack): Update.
1602 (start_directive, end_directive): Don't change skipping state.
1603 (_cpp_handle_directive): Update.
1604 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
1605 (do_else, do_endif): Update; only check for excess tokens if not
1606 in a skipped conditional block.
1607 (push_conditional): Update for new struct if_stack.
1609 2001-07-26 Graham Stott <grahams@redhat.com>
1611 * function.c (locate_and_pad_parm): Also pad initial offset
1612 so that the total argument size also includes the padding.
1614 2001-07-26 Graham Stott <grahams@redhat.com>
1616 * gensupport.c (alter_output_for_insn): Correct enable checking failure
1617 change XSTR to XTMPL.
1619 (process_one_cond_exec): Likewise
1621 2001-07-25 Richard Henderson <rth@redhat.com>
1623 * varasm.c (assemble_variable): Create DECL_RTL before setting
1626 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
1628 * predict.c (estimate_probability): Avoid duplicated predictions.
1630 * loop.c (find_and_verify_loops): Grok multiple barriers.
1632 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1634 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
1636 * dbxout.c: Consistently use putc instead of fputc.
1637 (print_wide_int): New function; call instead of direct fprintf.
1638 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
1639 (dbxout_type_fields, dbxout_type_method_1): Likewise.
1640 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
1641 (print_int_cst_octal): Likewise.
1642 (print_octal): Show we wrote characters.
1643 (dbxout_type): Set have_used_extensions in more places.
1645 2001-07-25 Catherine Moore <clm@redhat.com>
1647 * config/v850/v850.c (v850_va_arg): Use addr
1648 instead of valist to build incr.
1650 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
1652 * flow.c (delete_dead_jumptables): New function.
1653 (life_analyzis): Call it.
1654 * bb-reorder.c (skip_insns_after_block): Handle contradictory
1657 2001-07-25 Richard Henderson <rth@redhat.com>
1659 * except.c (reachable_handlers): Handle a region being removed
1660 out from under a RESX.
1662 2001-07-25 Richard Henderson <rth@redhat.com>
1664 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
1665 swap GE/GT if it is an fp comparison.
1667 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
1669 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
1672 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
1674 * ssa.c (rename_insn_1): Do not wrap an assignment to a
1675 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
1678 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
1680 (visit_expression): When attempting to simplify an expression,
1681 retrieve any modes for arguments before they are simplified
1684 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1685 Janis Johnson <janis@us.ibm.com>
1687 * stmt.c (expand_goto): A nonlocal goto can be a call too.
1688 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
1689 pointer parameters to match documented usage of nonlocal_goto.
1690 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
1691 parameters to their correct order.
1692 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
1693 parameters to their correct order.
1695 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
1697 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
1699 2001-07-25 Jan Hubicka <jh@suse.cz>
1700 Richard Henderson <rth@redhat.com>
1702 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
1704 (make_edges): New argument update_p; populate the edge cache if set.
1705 (find_basic_blocks): Update make_edges invocation.
1707 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1709 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
1711 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1713 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
1714 -Acpu and -Amachine.h.
1715 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
1716 Corrected header to say ELF not a.out.
1717 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
1718 when given -msoft-float.
1720 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1722 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
1723 extra multilib parts like arm-elf.
1724 (i960-*-coff*, i960-*-rtems): Should not use collect2.
1725 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
1726 crtfini.o as extra multilib parts.
1728 2001-07-24 Joel Sherrill <joel@OARcorp.com>
1730 * configure.in: Add rtems as a supported thread model.
1731 * gthr-rtems.h: Add missing entry point __gthread_active_p.
1732 * configure: Rebuilt.
1734 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
1736 * stor-layout.c (get_mode_alignment): make it work when
1737 BITS_PER_UNIT is not a power of two.
1738 * builtins.c (get_pointer_alignment): Likewise.
1740 2001-07-24 Richard Henderson <rth@redhat.com>
1742 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
1743 the retrieved constant into the expected mode.
1745 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
1747 * flow.c (try_simplify_condjump): Avoid duplicated edges.
1748 (verify_flow_info): Check for duplicated edges; clarify
1751 * flow.c (block_label): Update basic_block_for_insn.
1752 (commit_edge_insertions): Call compute_bb_for_insn.
1754 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
1757 * flow.c (redirect_edge_and_branch,
1758 try_optimize_cfg): Use redirect_edge_succ_nodup
1759 (redirect_edge_succ_nodup): New.
1760 * basic_block.h (redirect_edge_succ_nodup): Declare.
1762 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
1765 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
1767 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
1768 (try_crossjump_to_edge): Update commetns.
1769 (try_crossjump_bb): Likewise.
1771 2001-07-24 Richard Henderson <rth@redhat.com>
1773 * combine.c (distribute_notes): Move set of need_refresh
1774 for noop_move_p down to catch all cases.
1776 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
1778 * recog.c (split_all_insns_noflow): New.
1779 * rtl.h (split_all_insns_noflow): Declare.
1780 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
1781 * m68hc11.c (m68hc11_reorg): Likewise.
1782 * sh.c (machine_dependent_reorg): Likewise.
1783 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
1786 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1788 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
1789 (ashlsi3_n splitter): Likewise.
1790 (lshrsi3_n splitter): Likewise.
1792 (GOTaddr2picreg): Make const SImode.
1793 (sym_label2reg): Likewise.
1794 (symGOT2reg): Likewise.
1795 (symGOTOFF2reg) Likewise.
1797 (casesi_worker_0): Make unspec SImode.
1799 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
1801 * config/sh/sh.c (barrier_align): Check that an operand really is
1802 an insn before extracting its INSN_CODE.
1804 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
1806 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
1809 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
1810 for SImode to prevent overflow.
1812 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1814 * config/mips/irix6-libc-compat.c: New file.
1815 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
1816 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
1819 2001-07-24 lars brinkhoff <lars@nocrew.org>
1821 * rtl.texi (REG_POINTER): Document.
1822 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
1823 QFmode, HFmode, TQFmode, QCmode, and HCmode.
1825 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1827 * flow.c (delete_noop_moves): Do not confuse libcall regions.
1829 2001-07-23 Richard Henderson <rth@redhat.com>
1831 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
1833 2001-07-23 Kazu Hirata <kazu@hxi.com>
1835 * config/h8300/h8300-protos.h: Add a prototype for
1836 general_operand_dst_push.
1837 * config/h8300/h8300.c (general_operand_dst_push): New.
1838 * config/h8300/h8300.h (OK_FOR_T): New.
1839 (EXTRA_CONSTRAINT): Use it.
1840 * config/h8300/h8300.md (movqi_push): Remove and integrate into
1841 the existing movqi pattern.
1842 (movhi_push): Likewise.
1844 * reload.c: Fix comment typos.
1846 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1848 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
1850 2001-07-23 H.J. Lu (hjl@gnu.org)
1852 * doc/extend.texi: Update __builtin_return_address and
1853 __builtin_frame_address.
1855 2001-07-23 Richard Henderson <rth@redhat.com>
1857 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
1859 * config/i386/i386.md: New setcc+movzbl peephole2.
1861 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
1863 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
1864 * objc/objc-act.c: Include debug.h.
1865 (synth_module_prologue): Save and restore debug hooks too.
1867 2001-07-23 lars brinkhoff <lars@nocrew.org>
1869 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
1870 and C4X_FLOAT_FORMAT.
1871 (BOOL_TYPE_SIZE): Document.
1873 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
1875 * unroll.c (loop_iterations): Fix miscalculation of initial
1878 2001-07-13 Andrew Haley <aph@redhat.com>
1880 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
1881 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
1882 * config/sh/sh.c (sh_can_redirect_branch): New function.
1883 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
1884 * reorg.c (steal_delay_list_from_target): Use
1885 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
1887 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
1889 * flow.c (try_simplify_condjump): Unlink insn chain on
1890 fallthru edge; use can_fallthru.
1892 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1894 * basic-block.h (find_sub_basic_block): Declare.
1895 * flow.c (make_edges): New arguments MIN and MAX;
1896 (find_sub_basic_blocks): Revamp to use make_edges
1897 and purge_dead_edges.
1898 (find_basic_blocks): Update call of find_sub_basic_block.
1900 * recog.c (split_all_insns): Always expect CFG to be consistent;
1901 call find_sub_basic_blocks in case something has changed.
1902 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
1905 * basic-block.h (delete_noop_moves): Declare.
1906 * combine.c (combine_instructions): Call it.
1907 (recog_for_combine): Tolerate noop moves
1908 (distribute_notes): Force refresh when register dies at noop move.
1909 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
1911 (life_analysis): Update delete_noop_moves call.
1912 (set_noop_p): Move too ...
1913 * rtlanal.c (noop_move_p): ... here.
1914 * rtl.h (noop_move_p): Declare.
1916 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
1917 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
1919 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
1920 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
1922 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
1924 * reload.c (push_reload): Fix typo in comment.
1925 (find_reloads_address): Ditto.
1926 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
1928 2001-07-22 Richard Henderson <rth@redhat.com>
1930 * flow.c: Grammar check and clarify a lot of comments.
1931 (try_simplify_condjump): Rename variables to be clearer.
1932 (try_forward_edges): Skip complex and fallthru edges.
1933 Rearrange tests to avoid duplicate checks.
1934 (flow_find_cross_jump): Likewise.
1935 (outgoing_edges_match): Allow match if neither branch has
1936 probability data. Loosen probability match to 5%.
1937 (try_crossjump_to_edge): Hoist repeated indirection into
1939 (try_crossjump_bb): Don't check complex edges. Eliminate
1940 redundant crossjump tests.
1941 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
1942 checks before more expensive checks.
1944 2001-07-22 Richard Henderson <rth@redhat.com>
1946 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
1947 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
1950 2001-07-22 Richard Henderson <rth@redhat.com>
1952 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
1953 (const_sint32_operand): Likewise.
1954 * m68k.md (anon mulsi pattern): Use const_int_operand not
1955 const_sint32_operand.
1956 (umulsi3_highpart): Zero extend a constant input.
1957 (smulsi3_highpart): Don't bother checking SImode constant.
1958 (const_umulsi3_highpart): Give op3 DImode.
1959 (const_smulsi3_highpart): Likewise.
1961 2001-07-22 Richard Henderson <rth@redhat.com>
1963 * flow.c (split_block): Make sure bb_note is included in the
1964 new block when splitting before a label.
1966 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1968 * basic-block.h (redirect_edge_and_branch_force,
1969 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
1970 * flow.c (redirect_edge_and_branch_force,
1971 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
1972 (redirect_edge_and_branch_force): Fix copying of lifeness information.
1973 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
1974 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
1975 instead of label; update CFG after transformation.
1976 (find_if_case_1): Update call, use redirect_edge_and_branch_force
1977 for finishing the transformation; handle even case where ELSE
1978 does not follow THEN.
1979 (find_if_case_2): Update call of dead_or_predictable; simplify
1982 * emit-rtl.c (split_branch_probability): New global variable.
1983 (try_split): Take care to set split_branch_probability and
1984 create REG_BR_PROB note for new jump insns.
1985 * md.texi (define_split): Document new feature.
1987 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
1989 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
1991 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
1992 (asm_out_file): Remove redundant declaration.
1993 (assemble_asm): Remove old #if 0 block.
1994 (assemble_variable): Remove end of function; debug output is
1995 now handled with global_decl. Remove old #if 0 block. Update.
1996 Remove saved_in_section and associated no-op code.
1997 * Makefile.in (varasm.o): Correct dependencies.
1999 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
2001 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2002 the definition in defaults.h.
2004 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2006 * jump.c: Update comments.
2007 (delete_barrier_successors, delete_unreferenced_labels,
2008 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
2009 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
2010 jump_optimize, jump_optimize_minimal): Kill.
2011 (rebuild_jump_labels): Move code from jump_optimize_1.
2012 (purge_line_number_notes): Likewise.
2013 (copy_loop_headers): Likewise.
2014 * reg-stack.c: Update comment.
2016 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
2017 JUMP_AFTER_REGSCAN): Kill.
2018 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
2019 purge_line_number_notes and copy_loop_headers.
2021 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
2022 Richard Henderson <rth@redhat.com>
2024 * dbxout.c (dbxout_global_decl): New.
2025 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2026 * sdbout.c (sdbout_finish): New.
2027 (sdbout_debug_hooks): Use it, add comments.
2028 (sdbout_global_decl): Defer initialised public vars to
2030 * varasm.c (assemble_variable): Don't output debug information
2031 for file-scope variables.
2033 2001-07-22 Richard Henderson <rth@redhat.com>
2035 * config/alpha/alpha.c (get_trap_mode_suffix): New.
2036 (get_round_mode_suffix): New.
2037 (print_operand): Use them for [/]. Remove support for [&'`()+].
2038 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
2039 * config/alpha/alpha.md (attr round_suffix): New.
2040 (attr trap_suffix): New.
2041 (all insns): Set them appropriately. Use %/ instead of the
2044 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2046 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
2048 2001-07-22 Richard Henderson <rth@redhat.com>
2050 * regrename.c (regrename_optimize): Compute nregs for each
2051 potential target register.
2053 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
2054 Richard Henderson <rth@redhat.com>
2056 * dbxout.c (dbxout_global_decl): New.
2057 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
2058 * sdbout.c (sdbout_finish): New.
2059 (sdbout_debug_hooks): Use it, add comments.
2060 (sdbout_global_decl): Defer initialised public vars to
2062 * varasm.c (assemble_variable): Don't output debug information
2063 for file-scope variables.
2065 2001-07-21 H.J. Lu (hjl@gnu.org)
2067 * config/mips/mips.c (mips_cpu): Moved into ...
2068 (override_options): Here.
2070 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
2072 (mips_cpu): Removed.
2074 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2076 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
2077 ("iorqi3"): Likewise.
2078 ("xorqi3"): Likewise.
2079 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
2080 ("*subhi3_sp): Likewise.
2081 ("*subhi3"): Likewise.
2082 ("extendhisi2"): Accept D, X and Y as source operand to avoid
2085 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
2087 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
2088 * config/freebsd.h: Likewise.
2089 * config/linux.h: Likewise.
2090 * config/openbsd.h: Likewise.
2091 * config/alpha/linux-elf.h: Likewise.
2092 * config/arm/linux-elf.h: Likewise.
2093 * config/d30v/d30v.h: Likewise.
2094 * config/fr30/fr30.h: Likewise.
2095 * config/ia64/aix.h: Likewise.
2096 * config/ia64/ia64.h: Likewise.
2097 * config/mips/linux.h: Likewise.
2098 * config/pj/pj.h: Likewise.
2099 * config/rs6000/linux.h: Likewise.
2100 * config/sparc/linux.h: Likewise.
2101 * config/sparc/linux64.h: Likewise.
2103 2001-07-20 Bruce Korb <bkorb@gnu.org>
2105 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
2106 because getc() and char* may disagree on signedness.
2108 2001-07-20 Richard Henderson <rth@redhat.com>
2110 * doc/rtl.texi (REG_DEAD): Update for current semantics.
2112 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
2113 insns to delete in the presence of cc0 in a jump insn.
2115 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
2116 Jan Hubicka <jh@suse.cz>
2118 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
2119 of doing the change by hand.
2121 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
2123 * rtlanal.c (set_noop_p): Return true for noop jumps.
2125 * expr.c (emit_single_push_insn): Add call to push expander.
2126 * expr.h (optab_index): Add OTI_push
2127 (push_optab): New constant.
2128 * genopinit.c (optabs): Add push_optab.
2129 * optabs.c (init_optab): Init push optab.
2130 * md.texi (push??1): Document
2132 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2134 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
2135 expand to emit the pattern; put a REG_INC note for push/pop
2137 ("movdf", "movdf_internal"): Likewise.
2138 ("movsi", "movsi_internal"): Likewise.
2139 ("movsf", "movsf_internal"): Likewise.
2140 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
2142 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2144 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
2147 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
2149 * params.def: Change default max inline insns to 100.
2151 2001-07-20 Diego Novillo <dnovillo@redhat.com>
2153 * combine.c (combine_simplify_rtx): Generate a new shift operation
2154 when simplifying the first operand of a (neg (ashift)) expression.
2156 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2158 * regclass.c (N_REG_INTS): Use only 32 bits per element.
2160 2001-07-20 Kelley Cook <kelley.cook@home.com>
2162 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
2163 information. Move rest into ...
2164 (*-*-solaris): ... here. Eliminate redundant information and
2165 reword necessary packages section. Delete 4.x assembler bug info.
2166 (sparc-sun-*): Merge into ...
2167 (sparc-sun-sunos*): here.
2169 2001-07-20 Catherine Moore <clm@redhat.com>
2171 * config/v850/v850.md (casesi): Generate LABEL_REF
2174 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
2176 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
2177 * i386.c (ix86_zero_extend_to_Pmode): Make global.
2178 * i386.md (strclrsi expander): Use it.
2180 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2182 * integrate.c (copy_insn_list): handle
2183 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
2184 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
2185 identically as to CODE_LABEL.
2187 * fold-const (fold): Convert A/B/C to A/(B*C) and
2190 * except.c (connect_post_landing_pads): Delete the RESX insns.
2192 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
2194 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
2196 * config/mips/mips.md (nmadd/nmsub): Use macro.
2198 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
2200 * cppinit.c (remove_dup_dir): Make static.
2201 (remove_dup_dirs): Make static. Only warn about preempting a
2202 system directory with a non-system directory.
2204 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2206 * ifcvt.c (noce_try_store_flag_constants): Correct order
2207 of parameters to trunc_int_for_mode.
2209 2001-07-19 Mark Mitchell <mark@codesourcery.com>
2211 * reorg.c (fill_simple_delay_slots): If an instruction might throw
2212 an exception that will be caught within this function, do not fill
2213 its delay slot with any subsequent instruction.
2215 2001-07-19 Steve Ellcey <sje@cup.hp.com>
2217 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
2218 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
2219 pointer extension instruction.
2220 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
2221 * simplify-rtx.c (simplify_unary_operation) Likewise.
2222 * explow.c (convert_memory_address) Check value of
2223 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
2225 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
2226 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
2227 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
2228 Add Multilib Support.
2229 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
2230 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
2231 Add Multilib Support.
2232 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
2234 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
2235 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
2236 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
2238 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
2240 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
2241 old and new operands in `<', `3' and `b'.
2243 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2245 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
2246 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
2247 (toplev.o): Don't depend on xcoffout.h.
2248 * c-decl.c: Include debug.h
2249 (duplicate_decls): Use debug hook.
2250 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
2251 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2252 (dbxout_types): Remove.
2253 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
2254 * debug.c (do_nothing_debug_hooks): Update.
2255 (debug_true_tree, debug_nothing_rtx): New.
2256 * debug.h (struct rtx_def): New.
2257 (struct gcc_debug_hooks): New hooks ignore_block,
2258 outlining_inline_function and label.
2259 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
2260 dwarf2out_frame_finish): New.
2261 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
2262 Make static, update prototype.
2263 (dwarf2_debug_hooks): Update.
2264 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
2265 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
2266 * dwarfout.c (dwarf_debug_hooks): Update.
2267 * emit-rtl.c: Include debug.h.
2268 (remove_unnecessary_notes): Use debug hook.
2269 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
2270 (final_scan_insn): Use debug hook.
2271 * integrate.c (output_inline_function): Use debug hook.
2272 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
2273 (sdb_debug_hooks): Update.
2274 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
2275 * toplev.c: Don't include xcoffout.h.
2276 (note_outlining_of_inline_function, debug_ignore_block): Remove.
2277 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
2279 * tree.h (dwarf2out_do_frame): Remove.
2281 2001-07-19 Catherine Moore <clm@cygnus.com>
2283 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
2285 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
2287 * reload1.c (eliminate_regs_in_insn): When updating a set
2288 to the frame pointer to the hardware frame pointer, perform
2289 the update always not just when REPLACE is set.
2291 * reload1.c (choose_reload_regs): Don't inherit a reload
2292 that crosses multiple registers if registers past the first
2293 don't fit in the desired class.
2295 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
2296 when negating constants.
2298 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
2300 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
2301 * doc/tree.texi: Ditto.
2303 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
2304 Jakub Jelinek <jakub@redhat.com>
2306 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
2307 (extract_cie_info): Handle "eh" augmentation properly,
2309 (struct frame_state, __frame_state_for): New.
2311 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2313 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
2314 HANDLE_SYSV_PRAGMA): Define.
2315 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
2317 (copy_object): Caller changed.
2319 2001-07-19 Andreas Schwab <schwab@suse.de>
2321 * configure.in (assembler dwarf2 debug_line support): Define nop
2323 * configure: Regenerated.
2325 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2327 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
2329 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
2330 to conditionally compiled block.
2331 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2332 * dbxout.h (dbxout_function): Remove.
2333 * debug.c (do_nothing_debug_hooks): Update.
2334 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
2335 global_decl, deferred_inline_function.
2336 * dwarf2out.c (dwarf2_debug_hooks): Update.
2337 (dwarf2out_global_decl): New.
2338 * dwarfout.c: Don't include dwarfout.h.
2339 (dwarfout_global_decl, dwarfout_function_decl,
2340 dwarfout_deferred_inline_function): New.
2341 (dwarf_debug_hooks): Update.
2342 * dwarfout.h: Remove.
2343 * final.c: Don't include dwarfout.h.
2344 * sdbout.c (sdbout_global_decl): New.
2345 (sdbout_debug_hooks): Update.
2346 * toplev.c: Don't include dwarfout.h.
2347 (check_global_declarations, rest_of_compilation): Use new debug hooks.
2348 (note_deferral_of_defined_inline_function): Remove.
2349 * toplev.h (note_deferral_of_defined_inline_function): Remove.
2350 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
2351 * ch/lex.c: Don't include dwarfout.h.
2352 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
2353 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
2354 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
2355 * cp/optimize.c: Include debug.h.
2356 (maybe_clone_body): Use debug hook.
2357 * cp/semantics.c: Include debug.h.
2358 (expand_body): Use debug hook.
2359 * po/POTFILES.in: Remove dwarfout.h.
2361 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
2363 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
2364 * c-parse.in (yyerror, _yylex): Similarly.
2365 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
2366 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
2368 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
2369 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
2371 2001-07-18 Jeff Sturm <jsturm@one-point.com>
2373 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
2374 in-class declaration at -g1. Fixes c++/2814.
2376 2001-07-18 Richard Henderson <rth@redhat.com>
2378 * doc/md.texi (reload_in/out): Document restrictions in predicates
2379 and constraints for these patterns. Document empty string matching
2382 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2384 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
2386 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2388 * cse.c: Undo my previous patch.
2390 2001-07-18 Tom Tromey <tromey@redhat.com>
2393 * configure: Rebuilt.
2394 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
2396 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
2398 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
2399 Jan Hubicka <jh@suse.cz>
2401 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
2402 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
2403 * jump.c (mark_jump_label): Do not forward branches.
2405 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2407 * cse.c (delete_trivially_dead_insns): Delete the libcall block
2408 when return value is unused.
2410 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2412 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
2414 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
2416 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
2417 on error. We can't blindly return the result of
2418 pthread_mutex_trylock because it returns a positive number on
2419 error, while we must return -1 on error.
2420 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
2422 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
2424 2001-07-18 Andreas Jaeger <aj@suse.de>
2426 * integrate.c (output_inline_function): Correct type of debug_hooks.
2428 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
2430 * combine.c (combine_simplify_rtx): DIV can be treated
2431 associatively for floats if unsafe math optimisations are enabled.
2433 2001-07-17 Richard Henderson <rth@redhat.com>
2435 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
2437 2001-07-17 Richard Henderson <rth@redhat.com>
2439 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
2440 don't force the function address into a register.
2441 (expand_call, emit_library_call_value_1): Update callers.
2442 * builtins.c (expand_builtin_apply): Likewise.
2443 * expr.h (prepare_call_address): Update decl.
2445 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
2447 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
2449 * config/i386/chorus.h: Move up.
2450 * config/sparc/chorus.h: Likewise.
2451 * config/rs6000/chorus.h: Likewise.
2452 * config/chorus.h: Moved here.
2454 2001-07-17 Andreas Schwab <schwab@suse.de>
2456 * configure.in (assembler eh_frame optimization): Handle big
2458 * configure: Regenerated.
2460 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2462 * expr.c (epxand_expr): Convert divisions into multiplications by
2463 reciprocals if -ffast-math.
2465 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
2467 * dbxout.c (dbxout_really_begin_function): Rename to
2468 dbxout_begin_function.
2469 (dbx_debug_hooks, xcoff_debug_hooks): Update.
2470 (dbxout_begin_function): Remove.
2471 (dbxout_function): Update.
2472 (dbxout_source_line): Update prototype.
2473 * dbxout.h (dbxout_begin_function): Remove.
2474 * debug.c (do_nothing_debug_hooks): Update.
2475 (debug_nothing_tree): Update.
2476 (debug_nothing_charstar_rtx): Remove.
2477 * debug.h (union tree_node): Declare.
2478 (struct rtx_def): Remove.
2479 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
2480 begin_function. Change source_line prototype.
2481 (debug_nothing_tree): New.
2482 (debug_nothing_charstar_rtx): Delete.
2483 (dwarf2out_begin_prologue): Moved from ...
2485 * dwarf2out.c (dwarf2_debug_hooks): Update.
2486 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
2487 debug info, call dwarf2out_source_line.
2488 (dwarf2out_souce_line): Update prototype.
2489 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
2490 Change prototype, make static.
2491 (dwarfout_source_line): Update prototype.
2492 (dwarf_debug_hooks): Update.
2493 * dwarfout.h (dwarfout_begin_function): Remove.
2494 * final.c (final_start_function, final_scan_insn): Use appropriate
2495 debug hooks, update to use notice_source_line.
2496 (output_source_line): Rename notice_source_line. Don't call the
2497 source_line debug hook.
2498 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
2499 make static, update prototype.
2500 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
2502 (sdbout_end_prologue): New.
2503 (sdbout_source_line): Update prototype.
2504 (sdbout_debug_hooks): Update.
2505 (sdbout_symbol): Remove unused var.
2506 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
2508 * varasm.c: Include debug.h.
2509 (assemble_start_function): Use begin_function debug_hook.
2510 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2511 update with prototype.
2512 (xcoffout_source_line): Update prototype.
2513 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
2515 (xcoffout_source_line): Update prototype.
2517 2001-07-17 Richard Henderson <rth@redhat.com>
2519 * c-typeck.c (build_binary_op): Do not shorten unsigned
2520 right shift after sign extension.
2522 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
2524 * combine.c (combine_simplify_rtx): Attempt to simplify
2525 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
2527 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
2528 (simplify_binary_operation, simplify_unary_operation,
2529 simplify_relational_operation): Use it.
2531 * combine.c (combine_simplify_rtx): Don't do associative law
2532 on divisions; allow associative law on floats.
2534 2001-07-17 H.J. Lu <hjl@gnu.org>
2535 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2537 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
2538 ASM_OUTPUT_WEAK_ALIAS are defined.
2539 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
2540 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
2542 * config/mips/iris5.h: ... here.
2543 (HANDLE_SYSV_PRAGMA): Defined as 1.
2544 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
2545 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
2548 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
2550 * c-parse.in (all_prefix_attributes): New variable.
2551 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
2552 (maybe_resetattrs): New production.
2553 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
2554 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
2555 notype_initdcl, nested_function, notype_nested_function,
2556 component_decl, components, components_notype,
2557 component_declarator, component_notype_declarator,
2558 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
2559 ivars, mydecl, myparm): Update. Avoid prefix attributes just
2560 after a comma being applied to more than one declarator.
2561 * doc/extend.texi (Attribute Syntax): Update. Remove
2562 documentation of bugs that are no longer present.
2564 2001-07-13 Eric Christopher <echristo@redhat.com>
2566 * config/mips/mips.h: Change TUNE_MIPS* options to use
2568 (EXTRA_SPECS): Add cc1_cpu_spec.
2569 * config/mips/mips.md (muldf3): Fix typo.
2571 2001-07-16 Richard Henderson <rth@redhat.com>
2573 * config/m68k/m68k.c: Include expr.h and reload.h.
2574 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
2575 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
2577 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2578 Richard Henderson <rth@redhat.com>
2580 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
2581 (insn_live_p): Fix fall off end of function.
2582 (dead_libcall_p): Remove COUNTS argument; update callers.
2583 (delete_trivially_dead_insns): Remove unused variables.
2585 2001-07-17 Andreas Jaeger <aj@suse.de>
2587 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
2590 * lcm.c (optimize_mode_switching): Avoid warning for unused
2591 variable if !NORMAL_MODE.
2593 * flow.c (try_crossjump_to_edge): Remove unused variable.
2595 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2597 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
2598 atexit declaration in stdlib.h.
2600 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
2602 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
2604 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2606 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
2607 * except.c (finish_eh_generation): Update call of cleanup_cfg;
2608 do rebuild_jump_labels instead of jump_optimize
2609 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
2610 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
2611 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
2613 * flow.c: Include timevar.h
2614 (find_basic_block): Push/pop timevar;
2615 (cleanup_cfg): Likewise.
2616 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
2617 * Makefile: Add dependencies on timevar.h
2619 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
2620 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
2622 * rtl.h (delete_trivially_dead_insns): Add new parameter.
2623 * toplev.c (rest_of_compilation): Update calls.
2624 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
2625 (delete_trivially_dead_insns): ... here; accept new argument
2626 preserve_basic_blocks; preserve basic blocks if set.
2628 * reg-stack.c (stack_regs_mentioned): Return 0 if
2629 stack_regs_mentioned_data is not initialized.
2630 (reg_to_stack): Make stack_regs_mentioned survive after the
2631 reg-stack is completted; do not call cleanup_cfg.
2632 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
2633 make cleanup_cfg after bb-reorder to output to debug file.
2635 2001-07-16 Richard Henderson <rth@redhat.com>
2637 * regclass.c (init_reg_sets): Use only 32 bits per initializer
2638 from int_reg_class_contents.
2640 2001-07-16 Richard Henderson <rth@redhat.com>
2642 * hard-reg-set.h (regs_invalidated_by_call): Declare.
2643 * regclass.c (regs_invalidated_by_call): Move from cse.c.
2644 (init_reg_sets_1): Move initialization from cse_main.
2645 * cse.c (regs_invalidated_by_call): Move to regclass.c.
2646 (cse_main): Move its initialization also.
2647 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
2648 * flow.c (propagate_one_insn): Likewise.
2649 * gcse.c (compute_hash_table): Likewise.
2650 (compute_kill_rd, compute_store_table): Likewise.
2651 * sched-deps.c (sched_analyze_1): Likewise.
2653 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
2655 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
2658 2001-07-16 Steve Ellcey <sje@cup.hp.com>
2660 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
2661 in if statement so we don't access undefined memory.
2663 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
2665 * gcse.c: Update comment at top.
2666 Update comment on mem handling.
2667 mem_last_set, mem_first_set, mem_set_in_block: gone.
2668 Declaration of reg_set_info: gone.
2669 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
2670 pointless with load_killed_in_block_p (they are *more*
2671 conservative then it, not less, and less accurate).
2672 (oprs_not_set_p): Ditto.
2673 (alloc_gcse_mem): Don't allocate mem_set_in_block
2674 (free_gcse_mem): Don't free it, either.
2675 (record_last_mem_set_info): Update comment in front, remove
2676 mem_*set_* stuff. Note the reason we don't handle stores directly
2678 (compute_hash_table): Update comments to reflect reality. Remove
2679 mem_*set_* references.
2680 (reset_opr_set_tables): Remove mem_*set_* references.
2682 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
2683 (mark_clobber): Ditto (on both parts, we double set here too).
2684 (expr_killed_p): Remove mem_set_in_block test.
2685 (compute_transp): Remove mem_set_in_block test.
2687 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
2688 of edge, and removal of phi alternative to dump file.
2689 (ssa_ccp_substitute_constants): Add note about register now being
2690 constant, and which uses were replaced in what insns to dump file.
2692 2001-07-16 Andreas Jaeger <aj@suse.de>
2694 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
2695 variables of type HOST_WIDEST_INT.
2697 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
2698 (__bb_exit_func): Correct type of count_max to avoid overflow.
2699 (num_digits): Handle long long argument.
2701 * combine.c (gen_lowpart_for_combine): Remove unused variable.
2703 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2705 * output.h (sdb_begin_function_line): Restore as an extern
2707 * sdbout.c (sdb_begin_function_line): Make extern.
2709 2001-07-15 Richard Henderson <rth@redhat.com>
2711 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
2712 * genrecog.c (maybe_both_true_mode): New.
2713 (maybe_both_true_2): Use it.
2714 (write_switch): Don't put Pmode in a switch.
2715 * rtl.c (mode arrays): Don't explicitly size them.
2717 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2719 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
2720 handling; move unconditional splitting before mode switching.
2722 * i386.md (type): Add fistp type.
2723 (i387, length_attr, scheduling definitions): Handle this type.
2724 (fix_trunc?f?i2): Revamp to use mode switching.
2725 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
2726 * i386.h (fp_cw_mode): New enum
2727 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
2728 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
2730 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2732 * Makefile.in (integrate.o): Add debug.h.
2733 * integrate.c (debug.h): Add.
2734 (output_inline_function): Save, reset, and restore debug_hooks.
2736 2001-07-15 Richard Henderson <rth@redhat.com>
2738 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
2739 instead of COMPARE for the EQUIV expression.
2741 2001-07-15 Richard Henderson <rth@redhat.com>
2743 * flow.c (redirect_edge_and_branch_force): Initialize
2744 global_live_at_start and global_live_at_end.
2745 (allocate_bb_life_data): Export.
2746 * basic-block.h (allocate_bb_life_data): Declare.
2747 * toplev.c (rest_of_compilation): Call it.
2749 2001-07-15 Richard Henderson <rth@redhat.com>
2751 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
2752 (alpha_tablejump_best_label): New.
2753 * config/alpha/alpha-protos.h: Declare them.
2754 * config/alpha/alpha.md: Use braced strings for code blocks.
2755 (tablejump_osf): Break out add with r29.
2756 (tablejump_osf_internal): Remove.
2757 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
2758 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
2760 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
2762 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
2765 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
2767 * i386-protos.h (ix86_split_fp_branch): Update prototype.
2768 (ix86_fp_jump_nontrivial_p): New.
2769 * i386.md (fp_jcc_?): Update call of split_fp_branch;
2770 use ix86_fp_jump_nontrivial_p.
2771 * i386.c (ix86_fp_jump_nontrivial_p): New.
2772 (ix86_split_fp_branch): Accept code instead of rtx.
2773 (ix86_expand_compare): Expand comparison early in case
2774 doing so is resonably cheap.
2776 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
2778 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
2780 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
2781 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
2783 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
2785 * dbxout.c (dbxout_source_line): Make static, update prototype.
2786 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
2787 (dbxout_init, dbxout_finish, dbxout_source_line,
2788 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
2789 * dbxout.h (dbxout_source_line): Delete.
2790 * debug.c (debug_nothing_file, debug_nothing_file_int,
2791 debug_nothing_file_charstar_rtx): New.
2792 (do_nothing_debug_hooks): Update.
2793 (debug_nothing_void, debug_nothing_charstar_rtx,
2794 dwarf2out_end_epilogue): New.
2795 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2796 * debug.h (struct rtx_def): Declare.
2797 (gcc_debug_hooks): New hooks source_line, end_epilogue
2799 (debug_nothing_void, debug_nothing_charstar_rtx,
2800 dwarf2out_end_epilogue): New.
2801 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
2802 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
2803 (dwarf2_debug_hooks): Update.
2804 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
2805 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
2806 * dwarf2out.h (dwarf2out_source_line): Remove.
2807 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
2808 Make static, update prototype.
2809 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
2810 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
2811 (dwarf_debug_hooks): Update.
2812 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
2813 dwarfout_end_function): Remove.
2814 * final.c (profile_function): Use debug hooks for ending functions
2816 (output_source_line, final_end_function): Update prototype,
2818 (final_start_function, final_scan_insn): Update.
2819 * output.h (sdb_begin_function_line): Remove.
2820 (final_end_function): Update prototype.
2821 * sdbout.c (sdb_begin_function_line): Make static.
2822 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
2823 (sdbout_source_line): New.
2824 (sdbout_end_epilogue, sdbout_end_function): Make static, update
2826 (sdb_debug_hooks): Update.
2827 (sdbout_init, sdbout_source_line,
2828 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
2829 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
2830 * toplev.c (compile_file, rest_of_compilation): Update.
2831 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
2832 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
2833 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
2834 Update for prototype changes.
2835 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
2836 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
2838 2001-07-15 Richard Henderson <rth@redhat.com>
2840 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
2841 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
2842 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
2843 * config/alpha/alpha.c: Likewise.
2844 * config/alpha/alpha.md: Likewise.
2845 * config/alpha/alpha32.h: Likewise.
2846 * config/alpha/vms.h: Likewise.
2849 2001-07-14 Richard Henderson <rth@redhat.com>
2851 * config/alpha/alpha.md: Use define_constants for unspec values.
2852 Substitute throughout.
2854 2001-07-14 Tim Josling <tej@melbpc.org.au>
2856 * tree.def (EXPON_EXPR) remove. Never supported anyway.
2858 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
2860 * pa.md: Remove unused constraints from define_split's.
2862 2001-04-14 Richard Henderson <rth@redhat.com>
2864 * ifcvt.c (find_cond_trap): Test for exit block.
2866 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
2868 Re-install recently reverted patch.
2869 * emit-rtl.c (try_split): Update mark_jump_label call.
2870 * flow.c (find_sub_basic_blocks): Likewise.
2871 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2873 (mark_all_labels): Kill second parameter.
2874 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2875 (rebuild_jump_labels, jump_optimize_minimal): Update call
2877 (jump_optimize_1): Kill crossjumping code.
2878 (mark_jump_label): Kill cross_jump parameter.
2879 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2880 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
2881 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
2883 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
2885 (dump_file_info): Likewise.
2886 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
2887 reorganize passes to do reg-stack first, bb-reorder second.
2888 * invoke.texi (-d letters doc): Remove the jump2 pass.
2890 2001-07-14 Richard Henderson <rth@redhat.com>
2892 * ifcvt.c (find_cond_trap): New.
2893 (find_if_header): Call it.
2894 (merge_if_block): Relax existing jump sanity check.
2895 * jump.c (jump_optimize_1): Remove conditional trap handling.
2897 2001-07-14 Alan Modra <amodra@bigpond.net.au>
2899 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
2901 (insn_refs_are_delayed): Correct comment.
2902 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
2903 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
2904 instead of r31. Make associated insn !TARGET_64BIT, and
2905 provide an additional 64-bit insn that clobbers r2.
2907 (udivsi3): Likewise.
2909 (umodsi3): Likewise.
2911 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
2913 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
2915 * flow.c (redirect_edge_and_branch_force, split_edge,
2916 try_crossjump_to_edge): Use set_block_for_new_insns.
2917 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
2919 2001-07-13 H.J. Lu (hjl@gnu.org)
2921 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
2924 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2926 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
2928 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
2930 * c-common.c (decl_attributes): Take a pointer to the node to
2931 which attributes are to be attached, and a flags argument.
2932 * c-common.h (enum attribute_flags): New.
2933 (decl_attributes): Update prototype.
2934 * c-decl.c (start_decl, push_parm_decl, finish_struct,
2935 finish_enum, start_function): Update calls to decl_attributes.
2936 * c-parse.in (component_declarator, component_notype_declarator,
2937 label): Update calls to decl_attributes.
2939 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
2941 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
2942 * config/avr/avr.c (legitimate_address_p): Return value changed
2943 from letter to register classes. For better debugging.
2945 2001-07-13 Kazu Hirata <kazu@hxi.com>
2947 * jump.c (reversed_comparison_code_parts): Fix comment typos.
2949 2001-07-13 H.J. Lu (hjl@gnu.org)
2951 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
2953 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
2955 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
2956 correctly for shared configurations.
2957 * config/t-libgcc-pic: New.
2958 * config/{i386,m68k,sparc}/t-openbsd: New.
2959 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
2960 Support -shared. Support debugging libraries with -g.
2961 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
2962 frame information does not emit pointer diffs.
2963 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
2966 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
2968 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
2970 2001-07-13 David Edelsohn <edelsohn@gnu.org>
2972 * combine.c (try_combine): Ensure const_int pow2 is positive.
2974 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
2976 * config.gcc: Add configuration for s/390.
2977 * config/s390/s390.c: New. Subroutines for code generation.
2978 * config/s390/s390.h: New. Definitions for s/390.
2979 * config/s390/s390-protos.h: New. Prototypes.
2980 * config/s390/linux.h: New. Definitions for linux for s/390.
2981 * config/s390/linux64.h: New. Definitions for linux for zSeries.
2982 * config/s390/t-linux: New. Makefile fragment.
2983 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
2984 * config/s390/fixdfdi.h: New. Fix L_fix*di.
2986 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
2988 * emit-rtl.c (try_split): Update mark_jump_label call.
2989 * flow.c (find_sub_basic_blocks): Likewise.
2990 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
2992 (mark_all_labels): Kill second parameter.
2993 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
2994 (rebuild_jump_labels, jump_optimize_minimal): Update call
2996 (jump_optimize_1): Kill crossjumping code.
2997 (mark_jump_label): Kill cross_jump parameter.
2998 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
2999 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
3000 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
3002 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
3004 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
3005 reorganize passes to do reg-stack first, bb-reorder second.
3006 * invoke.texi (-d letters doc): Remove the jump2 pass.
3008 2001-07-12 Steve Ellcey <sje@cup.hp.com>
3010 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
3012 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3014 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
3016 (verify_flow_info): Make diagnostics prettier.
3018 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3020 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
3022 * flow.c (outgoing_edges_match): Return early if condition reversal
3025 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
3027 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
3028 (mips_move_2words): When splitting a move into two instructions,
3029 prefix the second address operand with '%D'.
3031 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
3033 * Makefile.in (final.o): Depend on debug.h.
3034 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
3035 (dbx_debug_hooks): Add new hooks.
3036 (xcoff_debug_hooks): New.
3037 * debug.c (debug_nothing_file_int_int): New.
3038 (do_nothing_debug_hooks): Update.
3039 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
3040 (debug_nothing_file_int_int): New.
3041 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
3042 static, update prototype.
3043 (dwarf2_debug_hooks): Update.
3044 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
3045 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
3046 static, update prototype.
3047 (dwarf_debug_hooks): Update.
3048 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
3049 * final.c: Include debug.h.
3050 (final_scan_insn): Use debug hooks when beginning and ending blocks.
3051 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
3052 static, update prototype.
3053 (sdb_debug_hooks): Update.
3054 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
3055 * toplev.c: Distinguish between xcoff and dbx.
3057 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
3058 Call all debug hooks, not just dwarf ones.
3060 2001-07-11 Timothy Wall <twall@redhat.com>
3062 * config.gcc: Add configuration for AIX5/IA64.
3063 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
3064 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
3065 support prefix/suffix code.
3066 * config/ia64/t-aix: New. Makefile fragment.
3067 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
3069 2001-07-11 Kazu Hirata <kazu@hxi.com>
3071 * recog.c (validate_change): Fix a comment typo.
3073 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
3075 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
3076 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
3078 * dbxout.c (dbx_debug_hooks): Add new hooks.
3079 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
3081 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
3083 * dbxout.h (dbxout_start_new_source_file,
3084 dbxout_resume_previous_source_file): Delete.
3085 * debug.c (do_nothing_debug_hooks): Add new hooks.
3086 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3087 (debug_nothing_int_charstar, debug_nothing_int): New.
3088 * debug.h (gcc_debug_hooks): New hooks define, undef,
3089 start_source_file and end_source_file.
3090 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
3091 (debug_nothing_int_charstar, debug_nothing_int): New.
3092 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
3093 the conditionally compiled section.
3094 (dwarf2out_start_source_file, dwarf2out_end_source_file,
3095 dwarf2out_define, dwarf2out_undef): Make static.
3096 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
3097 dwarf2out_define, dwarf2out_undef): Remove.
3098 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
3099 (dwarfout_start_source_file, dwarfout_end_source_file,
3100 dwarfout_define, dwarfout_undef): Make static.
3101 (dwarfout_start_source_file_check,
3102 dwarfout_end_source_file_check): New.
3103 (dwarfout_define, dwarfout_finish): Update.
3104 * dwarfout.h (dwarfout_start_new_source_file,
3105 dwarfout_resume_previous_source_file, dwarfout_define,
3106 dwarfout_undef): Remove.
3107 * sdbout.c (sdb_debug_hooks): Add new hooks.
3108 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
3110 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
3111 make static, take an arg.
3112 * sdbout.h (sdbout_start_new_source_file,
3113 sdbout_resume_previous_source_file): Delete.
3114 * toplev.c (debug_start_source_file, debug_end_source_file,
3115 debug_define, debug_undef): Delete.
3116 * toplev.h (debug_start_source_file, debug_end_source_file,
3117 debug_define, debug_undef): Delete.
3119 * java/jcf-parse.c: Include debug.h.
3120 (parse_class_file): Update to use debug hooks directly.
3121 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
3123 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3125 * alias.c (set_mem_alias_set): New function.
3126 * rtl.h (set_mem_alias_set): Declare it.
3127 * builtins.c (expand_builtin_return_addr): Call it instead of
3128 using MEM_ALIAS_SET accessor.
3129 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
3130 (get_memory_rtx, expand_builtin_va_arg): Likewise.
3131 (expand_builtin_va_copy):Likewise.
3132 * caller-save.c (setup_save_areas): Likewise.
3133 * calls.c (compute_argument_addresses): Likewise.
3134 * explow.c (set_mem_attributes): Likewise.
3135 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
3136 (expand_assignment, store_constructor_field, store_field): Likewise.
3137 (expand_expr_unaligned): Likewise.
3138 * function.c (assign_stack_temp_for_type): Likewise.
3139 (put_reg_into_stack, gen_mem_addressof): Likewise.
3140 * ifcvt.c (noce_try_cmove_arith): Likewise.
3141 * reload1.c (reload, alter_reg): Likewise.
3142 * config/alpha/alpha.c (get_aligned_mem): Likewise.
3143 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
3144 (alpha_expand_unaligned_store): Likewise
3145 (alpha_expand_unaligned_load_words): Likewise.
3146 (alpha_expand_unaligned_store_words): Likewise.
3147 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
3148 (alpha_expand_epilogue): Likewise.
3149 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
3150 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
3151 * config/i386/i386.c (legitimize_pic_address): Likewise.
3152 * config/i960/i960.c (setup_incoming_varargs): Likewise.
3153 * config/ia64/ia64.c (spill_restore_mem): Likewise.
3154 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
3155 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
3156 * config/mips/mips.c (mips_va_arg): Likewise.
3157 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
3158 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3159 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3160 (setup_incoming_varargs, rs6000_va_arg): Likewise.
3161 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
3162 (rs6000_emit_epilogue): Likewise.
3163 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
3164 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3165 * config/v850/v850.c (v850_va_arg): Likewise.
3167 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3169 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
3170 when fallthru edge is present.
3171 (mege_blocks): Handle case where creation of jump insn
3174 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
3175 CLEANUP_POST_REGSTACK): New constants.
3176 * except.c (finish_eh_generation): Update call of cleanup_cfg,
3177 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
3178 * output.h (cleanup_cfg): Update prototype.
3179 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
3180 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
3181 cleanup_cfg call; kill missleading comment.
3182 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
3183 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
3184 parameter; control optimizations performed using it.
3185 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3186 try_crossjump_bb): New functions.
3188 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3190 * pa.c (pa_output_function_prologue): Delete prototype. Make function
3192 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
3193 pa_output_function_prologue.
3194 * pa-protos.h (pa_output_function_prologue): New prototype.
3196 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
3198 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
3199 and low to get correct sign extension in low+high test.
3201 2001-07-11 Janis Johnson <janis@us.ibm.com>
3203 * gcov.c (arcdata): Use gcov_type to fix branch percentage
3204 for large hit count.
3206 * profile.c (branch_prob): Fix .bbg info for computed gotos
3209 2001-07-11 Mark Mitchell <mark@codesourcery.com>
3211 * stmt.c (parse_output_constraint): New function, split out
3213 (expand_asm_operands): ... here. Use parse_output_constraint.
3214 * tree.h (parse_output_constraint): Declare it.
3216 2001-07-11 Richard Henderson <rth@redhat.com>
3218 * bitmap.c: Comment some functions; fiddle whitespace.
3219 (bitmap_free): Don't export.
3220 (bitmap_element_allocate): Use memset.
3221 * bitmap.h (bitmap_free): Don't declare.
3223 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
3225 * gcse.c, lcm.c, sched-deps.c:
3226 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
3228 * flow.c (flow_loops_find): Free dom if we found no loops, since
3229 we aren't going to save it.
3231 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
3234 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
3236 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
3238 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3240 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
3241 #ifndef DWARF2_DEBUGGING_INFO.
3243 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3245 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
3247 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3249 * config/mips/mips.c (gen_int_relational): Tell the caller not to
3250 reverse a branch if a NE comparison is implemented with GTU.
3252 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
3253 H.J. Lu <hjl@gnu.org>
3255 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
3257 (call_internal2): Likewise.
3258 (call_value_internal1): Likewise.
3259 (call_value_internal2): Likewise.
3260 (call_value_multiple_internal1): Likewise.
3261 (call_value_multiple_internal2): Likewise.
3263 2001-07-10 Kazu Hirata <kazu@hxi.com>
3265 * calls.c (emit_library_call_value_1): Fix a comment typo.
3266 * dwarf2out.c (mem_loc_descriptor): Likewise.
3267 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
3269 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
3271 * simplify-rtx.c (simplify_subreg): Fix typo in comment
3273 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3275 * recog.c (offsettable_address_p): Handle LO_SUM case.
3276 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
3277 instead of plus_constant.
3279 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3281 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
3282 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
3284 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3286 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
3287 adjust_address_nv instead of plus_constant.
3289 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
3291 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
3292 dwarf2out.o): Depend on debug.h, wrap long lines.
3293 * dbxout.c: Include debug.h.
3294 (dbx_debug_hooks): New.
3295 (dbxout_init): Make static, take just 2 args.
3296 (dbxout_finish): Make static.
3297 * dbxout.h (dbxout_init, dbxout_finish): Delete.
3298 * debug.c: New file.
3299 * debug.h: New file.
3300 * dwarf2out.c: Include debug.h.
3301 (dwarf2_debug_hooks): New.
3302 (dwarf2out_init): Make static.
3303 (dwarf2out_finish): Make static, take 2 args.
3304 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
3305 * dwarfout.c: Include debug.h.
3306 (dwarf_debug_hooks): New.
3307 (dwarfout_init): Make static.
3308 (dwarfout_finish): Make static, take 2 args.
3309 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
3310 * sdbout.c: Include debug.h.
3311 (sdb_debug_hooks): New.
3312 (sdbout_init): Make static, take 2 args.
3313 * sdbout.h (sdbout_init): Delete.
3314 * toplev.c: Include debug.h.
3316 (compile_file): Set deubg_hooks based on command line options.
3317 Use the hooks unconditionally rather than conditional compilation.
3319 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
3321 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
3322 first_insn_after_basic_block_note instead.
3324 * df.c (df_bb_refs_unlink): #if 0 out for now.
3326 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
3328 * ssa.h: Add prototype for ssa_const_prop
3329 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
3330 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
3331 (ssa_fast_dce): Remove unused variable
3333 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3335 * diagnostic.c (finish_diagnostic): Rename to
3336 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
3339 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
3341 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
3344 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
3345 (dump_file): Only pad the demangled name with spaces if the
3346 mangled name was padded with spaces.
3348 2001-07-10 Bernd Schmidt <bernds@redhat.com>
3350 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
3353 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3355 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
3356 extraction if no direct load if either EXPAND_CONST_ADDRESS or
3359 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
3360 whether can put offset inside LO_SUM to check mode alignment, not size.
3362 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3364 * doc/tm.texi (Misc): Fix thinko.
3366 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
3368 * regmove.c (replace_in_call_usage): Fix warnings.
3369 * sched-deps.c (add_dependence): Fix warnings.
3370 * simplify-rtx.c (simplify_subreg): Likewise.
3371 Return NULL_RTX instead of NULL.
3373 * reg-stack.c (emit_swap_insn): Eliminate warnings.
3374 (subst_asm_stack_regs): Likewise.
3376 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
3379 * dwarf2out.c (output_call_frame_info): Declare i as int.
3380 (build_abbrev_table): Declare n_alloc as int.
3381 (dwarf2out_finish): Initialize die.
3382 * except.c: Declare sjlj_funcdef_number as unsigned.
3383 (connect_post_landing_pads): Declare j as unsigned.
3384 (convert_to_eh_region_ranges): Initialize call_site.
3385 (output_function_exception_table): Initialize tt_format_size.
3386 * expr.c (move_by_pieces_1): Initialize to1.
3387 (store_constructor): Initialize minelt and maxelt.
3388 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
3389 * function.c (instantiate_decls): Avoid signed/unsigned warning.
3391 * c-decl.c (combine_parm_decls): Unused, remove.
3392 * c-tree.h: Remove prototype for combine_parm_decls.
3394 * reload.c (push_reload): Fix warning.
3395 (regno_clobbered_p): Likewise.
3396 * reload1.c (replace_pseudos_in_call_usage): Likewise.
3397 (reload_combine): Likewise.
3399 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
3400 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
3402 * bitmap.c (bitmap_operation): Change user.
3403 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3405 2001-07-10 Eric Christopher <echristo@redhat.com>
3407 * config/mips/mips.c (override_options): Fix typo.
3409 2001-07-09 Stan Shebs <shebs@apple.com>
3411 * target.h (struct gcc_target): New fields init_builtins and
3413 * target-def.h (TARGET_INIT_BUILTINS): New macro.
3414 (TARGET_EXPAND_BUILTIN): New macro.
3415 (TARGET_INITIALIZER): Add them.
3416 * builtins.c: Include target.h.
3417 (expand_builtin): Use targetm.expand_builtin.
3418 (default_init_builtins): New function.
3419 (default_expand_builtin): New function.
3420 * expr.h (default_init_builtins): Declare.
3421 (default_expand_builtin): Declare.
3422 * c-common.c (c_common_nodes_and_builtins): Use
3423 targetm.init_builtins.
3424 * defaults.h (MD_INIT_BUILTINS): Remove.
3425 * Makefile.in (builtins.o): Depend on target.h.
3427 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
3428 (TARGET_EXPAND_BUILTIN): Define.
3429 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
3430 (MD_EXPAND_BUILTIN): Remove.
3432 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
3433 (TARGET_EXPAND_BUILTIN): Define.
3434 (c4x_init_builtins): Make endlink arg a local.
3435 (c4x_print_operand): Fix typos in adjust_address usages.
3436 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
3437 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
3438 (MD_EXPAND_BUILTIN): Remove.
3440 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
3441 (TARGET_EXPAND_BUILTIN): Define.
3442 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
3443 (ix86_init_builtins): Call new function only if TARGET_MMX.
3444 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
3445 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
3446 (MD_EXPAND_BUILTIN): Remove.
3448 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
3449 (TARGET_EXPAND_BUILTIN): Define.
3450 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
3451 (MD_EXPAND_BUILTIN): Remove.
3453 * doc/tm.texi: Document these changes.
3455 2001-07-09 Diego Novillo <dnovillo@redhat.com>
3457 * basic-block.h (tree_node): Forward declare if needed.
3458 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
3459 (BLOCK_HEAD_TREE): Define.
3460 (BLOCK_END_TREE): Define.
3461 (struct loops): Rename field 'tree' to 'tree_root'.
3462 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
3464 (flow_loops_tree_build): Rename reference to field 'tree' to
3466 (flow_loops_level_compute): Ditto.
3467 * predict.c (estimate_bb_frequencies): Ditto.
3468 * tree.h (struct tree_common): Add field 'aux'.
3470 2001-07-09 Stan Shebs <shebs@apple.com>
3472 * config/darwin.c (darwin_encode_section_info): Don't mark any
3473 DECL_EXTERNAL node as defined.
3475 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
3477 * pa.c (pa_init_machine_status, pa_mark_machine_status,
3478 pa_free_machine_status, hppa_init_pic_save): Delete.
3479 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
3480 (hppa_profile_hook): Use hppa_pic_save_rtx.
3481 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
3482 hppa_init_pic_save): Delete.
3483 (hppa_pic_save_rtx): Declare.
3484 * pa.md (call, call_value, sibcall, sibcall_value,
3485 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
3487 2001-07-09 Kazu Hirata <kazu@hxi.com>
3489 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
3490 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
3492 2001-07-09 Andreas Jaeger <aj@suse.de>
3494 * output.h: Add declaration of final_forward_branch_p.
3496 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
3498 * varray.c: Include errors.h for internal_error and trim_filename
3501 * Makefile.in (varray.o): Add errors.h.
3503 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
3505 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
3506 * optabs.c (have_add2_insn): Check whether the add insn chosen
3507 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
3508 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
3510 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
3512 * Makefile.in (OBJS): Add ssa-ccp.o
3513 (ssa-ccp.o): Add dependencies.
3514 * toplev.c (DFI_ssa_ccp): New dump file enum.
3515 (dump_file): Add entry for dumping after SSA CCP.
3516 (flag_ssa_ccp): New flag variable.
3517 (f_options): Add -fssa-ccp.
3518 (rest_of_compilation): Run SSA CCP if requested.
3519 * timevar.def (TV_SSA_CCP): New timevar.
3520 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
3521 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
3522 Fix minor typo in SSA DCE documentation.
3523 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
3524 Add documentation for new dump option. Renumber dump files
3527 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
3529 * emit-rtl.c (gen_highpart_mode): New.
3530 * rtl.h (gen_highpart_mode): Declare.
3531 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
3532 operand can be VOIDmode constant.
3534 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3536 * flow.c (redirect_edge_and_branch_force): New.
3537 (can_fallthru): Ensure that basic blocks are succeeding.
3538 (try_optimize_cfg): Do not delete basic block if it is the last one.
3540 * flow.c (try_redirect_by_replacing_jump): Do not remove
3541 jumps with side effects, unlink chain on fallthru edge;
3542 set block for new jump instruction; avoid basic block to
3543 over by line number note.
3545 * flow.c (try_simplify_condjump): Verify that the condjump
3546 is not always falling trought.
3549 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
3551 * flow.c (forwarder_block_p): Fix for fallthru blocks.
3552 (try_redirect_by_replacing_jump): Update properly the count
3553 and frequency information.
3555 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3557 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
3558 address that is a LO_SUM specially.
3559 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
3561 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
3563 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
3564 (operand_subword): Use them.
3565 (change_address_1): Renamed from change_address; new arg VALIDATE.
3566 * expr.h: Reflect above changes; change_address now macro.
3567 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
3569 * cselib.c (add_mem_for_addr): Likewise.
3570 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
3571 * regmove.c (try_apply_stack_adjustment): Likewise.
3572 * reload.c (push_reload, make_memloc): Likewise.
3573 * reload1.c (eliminate_regs): Likewise.
3574 * simplify-rtx.c (simplify_replace_rtx): Likewise.
3575 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
3577 * combine.c (make_extraction, simplify_shift_const): Likewise.
3578 (gen_lowpart_for_combine): Likewise.
3579 * cse.c (gen_lowpart_if_possible): Likewise.
3580 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
3581 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
3582 * optabs.c (gen_move_insn): Likewise.
3583 * reload1.c (alter_reg): Likewise.
3584 * simplify-rtx.c (simplify_subreg): Likewise.
3585 * stmt.c (expand_anon_union_decl): Likewise.
3586 * recog.c (validate_replace_rtx_1): Likewise.
3588 * Makefile.in (recog.o): Add $(EXPR_H).
3589 * explow.c (stabilize): Call replace_equiv_address.
3590 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
3591 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
3593 2001-07-03 Andrew Haley <aph@redhat.com>
3595 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
3596 the mode of the memory location.
3598 2001-07-09 Bo Thorsen <bo@suse.co.uk>
3600 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
3602 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
3604 * final.c (output_addr_const): Use target opening and
3605 closing parentheses.
3606 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
3607 defaults, add to TARGET_ASM_OUT.
3608 * target.h (struct gcc_target): Add open_paren and close_paren.
3609 * doc/md.texi: Update.
3610 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
3611 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
3612 TARGET_ASM_CLOSE_PAREN.
3613 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3615 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
3617 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
3618 * config/a29k/a29k.h: Similarly.
3619 * config/alpha/alpha.h: Similarly.
3620 * config/arc/arc.h: Similarly.
3621 * config/arm/aof.h: Similarly.
3622 * config/arm/aout.h: Similarly.
3623 * config/avr/avr.h: Similarly.
3624 * config/c4x/c4x.h: Similarly.
3625 * config/clipper/clipper.h: Similarly.
3626 * config/convex/convex.h: Similarly.
3627 * config/d30v/d30v.h: Similarly.
3628 * config/dsp16xx/dsp16xx.h: Similarly.
3629 * config/elxsi/elxsi.h: Similarly.
3630 * config/fr30/fr30.h: Similarly.
3631 * config/h8300/h8300.h: Similarly.
3632 * config/i370/i370.h: Similarly.
3633 * config/i386/i386.h: Similarly.
3634 * config/i860/i860.h: Similarly.
3635 * config/i960/i960.h: Similarly.
3636 * config/ia64/ia64.h: Similarly.
3637 * config/m32r/m32r.h: Similarly.
3638 * config/m68hc11/m68hc11.h: Similarly.
3639 * config/m68k/m68k.h: Similarly.
3640 * config/m88k/m88k.h: Similarly.
3641 * config/mcore/mcore.h: Similarly.
3642 * config/mips/mips.h: Similarly.
3643 * config/mn10200/mn10200.h: Similarly.
3644 * config/mn10300/mn10300.h: Similarly.
3645 * config/ns32k/ns32k.h: Similarly.
3646 * config/pa/pa.h: Similarly.
3647 * config/pdp11/pdp11.h: Similarly.
3648 * config/pj/pj.h: Similarly.
3649 * config/romp/romp.h: Similarly.
3650 * config/rs6000/rs6000.h: Similarly.
3651 * config/sh/sh.h: Similarly.
3652 * config/sparc/sparc.h: Similarly.
3653 * config/v850/v850.h: Similarly.
3654 * config/vax/vax.h: Similarly.
3655 * config/we32k/we32k.h: Similarly.
3657 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
3659 * doc/c-tree.texi: Document representation of attributes.
3661 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3663 * doc/tm.texi: Update some places for the rename of target to
3666 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3668 * target.h (struct gcc_target): Add insert_attributes.
3669 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
3670 (TARGET_INITIALIZER): Update.
3671 * tree.c, tree.h (default_insert_attributes): New function.
3672 Update comments on other default functions to refer to targetm,
3674 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
3675 TARGET_INSERT_ATTRIBUTES.
3676 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
3677 * c-common.c (decl_attributes): Use targetm.insert_attributes.
3678 Don't use PRAGMA_INSERT_ATTRIBUTES.
3679 * Makefile.in (c-common.o): Depend on $(TARGET_H).
3680 * c-decl.c (start_decl, start_function): Don't call
3681 SET_DEFAULT_DECL_ATTRIBUTES.
3682 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3683 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
3685 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
3686 (c4x_check_attribute): Avoid modifying attribute list itself.
3687 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
3689 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
3690 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
3692 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
3693 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
3695 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
3696 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
3698 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
3699 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
3700 Adjust parameters. Make static.
3702 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
3704 * c-common.c (decl_attributes): Only take a single attributes
3706 * c-common.h (decl_attributes): Update prototype.
3707 * c-decl.c (start_decl, start_function): Only take a single
3708 attributes parameter. Update calls to decl_attributes.
3709 (finish_struct, finish_enum): Update calls to decl_attributes.
3710 (push_parm_decl): Expect unified list of attributes. Update call
3712 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
3713 notype_nested_function, component_declarator,
3714 component_notype_declarator, label): Update calls to
3716 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
3717 lists that are passed to push_parm_decl.
3718 * c-tree.h (start_function, start_decl): Update prototypes.
3719 * config/sh/sh-protos.h, config/sh/sh.c
3720 (sh_pragma_insert_attributes): Only take a single attributes
3722 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
3723 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
3724 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
3725 build_module_descriptor, generate_static_references,
3726 generate_strings, build_selector_translation_table,
3727 generate_descriptor_table, generate_protocols,
3728 generate_ivars_list, generate_dispatch_table,
3729 generate_protocol_list, generate_category,
3730 generate_shared_structures, really_start_method, add_objc_decls,
3731 generate_classref_translation_entry): Update calls to start_decl
3733 (build_tmp_function_decl, start_method_def): Unify attribute lists
3734 that are passed to push_parm_decl.
3736 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
3738 * final.c (no_asm_to_stream): New.
3739 (final_scan_insn): Use target structures for prologue ends
3740 and epilogue starts.
3741 * output.h (no_asm_to_stream): New.
3742 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
3743 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
3744 (TARGET_ASM_OUT): Update.
3745 * target.h (struct gcc_target): New members function_end_prologue
3746 and function_begin_epilogue.
3747 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
3748 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
3749 * config/alpha/alpha.c (output_end_prologue): Rename to
3750 alpha_output_function_end_prologue. Use in target struct
3752 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
3753 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
3754 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
3755 ia64_output_function_end_prologue. Use in target struct
3757 (ia64_function_prologue, ia64_funciton_epilogue): Rename
3758 mistyped prototypes.
3759 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
3760 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
3762 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
3763 an use in target struct, make static.
3764 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
3767 2001-07-08 Richard Henderson <rth@redhat.com>
3769 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
3771 2001-07-08 Richard Henderson <rth@redhat.com>
3773 * config/i386/i386.md: Remove constraints strings from define_split
3774 and define_peephole2 patterns.
3775 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
3776 (eh_return): Use them.
3778 2001-07-08 Richard Henderson <rth@redhat.com>
3780 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
3781 Document MD_FALLBACK_FRAME_STATE_FOR.
3783 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3785 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
3786 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
3788 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
3790 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
3792 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
3793 of the label inside NAME as opposed to just the end of NAME.
3795 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
3797 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
3798 * config/alpha/alpha.c (alpha_init_machine_status,
3799 alpha_mark_machine_status, alpha_free_machine_status): Delete.
3800 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
3801 (vms_valid_decl_attribute_p): Make static, conditionally compile.
3802 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
3804 2001-07-06 Stan Shebs <shebs@apple.com>
3806 * target.h (targetm): Rename global from "target", so as not to
3807 conflict with local variables.
3809 * c-typeck.c: Ditto.
3813 * cp/decl2.c: Ditto.
3814 * cp/typeck.c: Ditto.
3815 * 1750a/1750a.c: Ditto.
3816 * a29k/a29k.c: Ditto.
3820 * clipper/clipper.c: Ditto.
3821 * convex/convex.c: Ditto.
3822 * d30v/d30v.c: Ditto.
3823 * dsp16xx/dsp16xx.c: Ditto.
3824 * elxsi/elxsi.c: Ditto.
3825 * fr30/fr30.c: Ditto.
3826 * h8300/h8300.c: Ditto.
3827 * i370/i370.c: Ditto.
3828 * i386/i386.c: Ditto.
3829 * i860/i860.c: Ditto.
3830 * i960/i960.c: Ditto.
3831 * ia64/ia64.c: Ditto.
3832 * m32r/m32r.c: Ditto.
3833 * m68hc11/m68hc11.c: Ditto.
3834 * m68k/m68k.c: Ditto.
3835 * m88k/m88k.c: Ditto.
3836 * mips/mips.c: Ditto.
3837 * ns32k/ns32k.c: Ditto.
3839 * pdp11/pdp11.c: Ditto.
3840 * romp/romp.c: Ditto.
3841 * rs6000/rs6000.c: Ditto.
3843 * sparc/sparc.c: Ditto.
3845 * we32k/we32k.c: Ditto.
3846 * doc/tm.texi: Update the manual to match.
3848 2001-07-06 Richard Henderson <rth@redhat.com>
3850 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
3851 DWARF2_UNWIND_INFO not just whether it is defined.
3853 2001-07-06 Diego Novillo <dnovillo@redhat.com>
3855 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
3856 call to simplify_binary_operation returns a new pattern.
3858 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3860 * glimits.h (__SHRT_MAX__): New.
3861 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
3862 (SHRT_MAX): Define in terms of __SHRT_MAX__.
3864 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
3866 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
3869 2001-07-06 Richard Henderson <rth@redhat.com>
3871 * bitmap.c (bitmap_release_memory): Move adjacent to the
3872 allocation functions.
3873 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
3874 the implementation. Binary search for the set bit.
3875 (bitmap_union_of_diff): Allocate the temporary on the stack
3876 instead of using xmalloc.
3878 2001-07-06 Richard Henderson <rth@redhat.com>
3880 * genrecog.c (validate_pattern): Warn for constraints in
3881 define_{expand,split,peephole2}. Remove strict_low_part
3882 before looking up match_dup.
3884 2001-07-06 DJ Delorie <dj@redhat.com>
3886 * doc/gcc.texi (Makefile): Rename to be a more general purpose
3887 chapter about various build hints and history. Add section
3888 talking about the various types of native and cross builds.
3890 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
3892 * Makefile.in (final.o): Depend on target.h.
3893 * final.c: Include target.h.
3894 (default_function_pro_epilogue): New.
3895 (final_start_function): Use target structure for function prologues.
3896 (final_end_function): Use target structure for function epilogues.
3897 * fold-const.c (real_hex_to_f): Constify s and p.
3898 * output.h (default_function_pro_epilogue): New.
3899 * real.h (real_hex_to_f): Update prototype.
3900 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
3901 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
3902 (TARGET_INITIALIZER): Update.
3903 * target.h (gcc_target): Add struct asm_out.
3904 * doc/tm.texi: Update.
3907 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
3908 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
3909 in cpu/cpu.c, or rename old functions consistently. Take
3910 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
3911 redundant macros and prototypes. Make new functions static.
3913 * 1750a/1750a.c: Similarly.
3914 * 1750a/1750a.h: Similarly.
3915 * a29k/a29k-protos.h: Similarly.
3916 * a29k/a29k.c: Similarly.
3917 * a29k/a29k.h: Similarly.
3918 * arc/arc-protos.h: Similarly.
3919 * arc/arc.c: Similarly.
3920 * arc/arc.h: Similarly.
3921 * arm/arm-protos.h: Similarly.
3922 * arm/arm.c: Similarly.
3923 * arm/arm.h: Similarly.
3924 * avr/avr-protos.h: Similarly.
3925 * avr/avr.c: Similarly.
3926 * avr/avr.h: Similarly.
3927 * clipper/clipper-protos.h: Similarly.
3928 * clipper/clipper.c: Similarly.
3929 * clipper/clipper.h: Similarly.
3930 * convex/convex.c: Similarly.
3931 * convex/convex.h: Similarly.
3932 * d30v/d30v-protos.h: Similarly.
3933 * d30v/d30v.c: Similarly.
3934 * d30v/d30v.h: Similarly.
3935 * d30v/d30v.md: Similarly.
3936 * dsp16xx/dsp16xx-protos.h: Similarly.
3937 * dsp16xx/dsp16xx.c: Similarly.
3938 * dsp16xx/dsp16xx.h: Similarly.
3939 * elxsi/elxsi.c: Similarly.
3940 * elxsi/elxsi.h: Similarly.
3941 * fr30/fr30.c: Similarly.
3942 * fr30/fr30.md: Similarly.
3943 * h8300/h8300-protos.h: Similarly.
3944 * h8300/h8300.c: Similarly.
3945 * h8300/h8300.h: Similarly.
3946 * i370/i370-protos.h: Similarly.
3947 * i370/i370.c: Similarly.
3948 * i370/i370.h: Similarly.
3949 * i386/i386.c: Similarly.
3950 * i386/osf1elf.h: Similarly.
3951 * i386/osfrose.h: Similarly.
3952 * i860/i860-protos.h: Similarly.
3953 * i860/i860.c: Similarly.
3954 * i860/i860.h: Similarly.
3955 * i960/i960-protos.h: Similarly.
3956 * i960/i960.c: Similarly.
3957 * i960/i960.h: Similarly.
3958 * ia64/ia64-protos.h: Similarly.
3959 * ia64/ia64.c: Similarly.
3960 * ia64/ia64.h: Similarly.
3961 * m32r/m32r-protos.h: Similarly.
3962 * m32r/m32r.c: Similarly.
3963 * m32r/m32r.h: Similarly.
3964 * m68hc11/m68hc11-protos.h: Similarly.
3965 * m68hc11/m68hc11.c: Similarly.
3966 * m68hc11/m68hc11.h: Similarly.
3967 * m68k/crds.h: Similarly.
3968 * m68k/dpx2.h: Similarly.
3969 * m68k/m68k-protos.h: Similarly.
3970 * m68k/m68k.c: Similarly.
3971 * m68k/m68k.h: Similarly.
3972 * m68k/news.h: Similarly.
3973 * m88k/m88k-protos.h: Similarly.
3974 * m88k/m88k.c: Similarly.
3975 * m88k/m88k.h: Similarly.
3976 * mips/mips-protos.h: Similarly.
3977 * mips/mips.c: Similarly.
3978 * mips/mips.h: Similarly.
3979 * ns32k/merlin.h: Similarly.
3980 * ns32k/ns32k.c: Similarly.
3981 * ns32k/ns32k.h: Similarly.
3982 * ns32k/tek6000.h: Similarly.
3983 * pa/pa-protos.h: Similarly.
3984 * pa/pa.c: Similarly.
3985 * pa/pa.h: Similarly.
3986 * pdp11/2bsd.h: Similarly.
3987 * pdp11/pdp11-protos.h: Similarly.
3988 * pdp11/pdp11.c: Similarly.
3989 * pdp11/pdp11.h: Similarly.
3990 * romp/romp-protos.h: Similarly.
3991 * romp/romp.c: Similarly.
3992 * romp/romp.h: Similarly.
3993 * rs6000/rs6000-protos.h: Similarly.
3994 * rs6000/rs6000.c: Similarly.
3995 * rs6000/rs6000.h: Similarly.
3996 * rs6000/sysv4.h: Similarly.
3997 * sh/sh-protos.h: Similarly.
3998 * sh/sh.c: Similarly.
3999 * sh/sh.h: Similarly.
4000 * sparc/sparc-protos.h: Similarly.
4001 * sparc/sparc.c: Similarly.
4002 * sparc/sparc.h: Similarly.
4003 * vax/vax.c: Similarly.
4004 * vax/vax.h: Similarly.
4005 * vax/vms.h: Similarly.
4006 * we32k/we32k.c: Similarly.
4007 * we32k/we32k.h: Similarly.
4009 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
4011 * basic-block.h (first_insn_after_basic_block_note): Declare.
4012 * flow.c (first_insn_after_basic_block_note): Define. Moved
4014 * ssa.c (first_insn_after_basic_block_note): Remove.
4015 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
4017 (ssa_eliminate_dead_code): Properly update the CFG and PHI
4018 nodes when we find a dead conditional branch. Insert BARRIERs
4019 after any blocks with no successors, but which do not have
4022 2001-07-06 Zack Weinberg <zackw@stanford.edu>
4024 * varray.c (varray_check_failed): Use internal_error.
4026 2001-07-05 Andrew Haley <aph@redhat.com>
4028 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
4029 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
4030 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
4032 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
4034 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
4035 reference if the target constant is also a SYMBOL_REF.
4037 2001-07-05 Eric Christopher <echristo@redhat.com>
4039 * config/mips/mips.h (MASK_MIPS3900): Remove.
4040 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
4041 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
4042 (TARGET_MIPS3900): Change to use mips_arch.
4043 (TARGET_MIPS4000): New.
4044 (TARGET_MIPS4100): New.
4045 (TARGET_MIPS4300): New.
4046 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
4047 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
4049 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
4050 (ISA_HAS_BRANCHLIKELY): To here.
4051 (CC1_CPU_SPEC): New.
4052 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
4053 (mips_arch_string): Declare.
4054 (mips_arch): Declare.
4055 (TARGET_OPTIONS): Add -march and -mtune.
4057 * config/mips/mips.c (mips_arch_string): New.
4059 (override_options): Handle -march for codegen and -mtune
4060 for scheduling. Use mips_arch. Move tx39 target default here.
4061 (mips_parse_cpu): Move error message to override_options.
4063 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
4065 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
4067 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
4068 (MIPS Options): Ditto. Change mcpu entry to historical text.
4070 2001-07-05 H.J. Lu (hjl@gnu.org)
4072 * config/mips/mips.c (mips_parse_cpu): New function to parse
4075 2001-07-05 Jim Wilson <wilson@redhat.com>
4077 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
4078 * config/ia64/t-ia64: Likewise.
4079 (LIB1ASMFUNCS): Update comment.
4081 2001-07-05 David Edelsohn <edelsohn@gnu.org>
4083 * doc/install.texi (Install GCC: Binaries): Fix typo.
4085 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4087 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
4088 reference using the stack pointer, adjust it since we push Y
4090 ("*ashrsi3"): Likewise.
4091 ("*lshrsi3"): Likewise.
4093 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4095 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
4096 when -fomit-frame-pointer is used.
4098 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
4100 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
4101 (try_redirect_by_replacing_jump): Reverse updating properly the
4102 count and frequency information. Reverse removing cc0 setter.
4103 (forwarder_block_p): Reverse fixing for fallthru blocks.
4105 2001-07-05 DJ Delorie <dj@redhat.com>
4107 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
4108 (translate_options): If the above is defined, use it to map
4109 given options to new options.
4110 * doc/tm.texi: Document it.
4112 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
4113 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4115 * doc/invoke.texi (Optimize Options): Document that -fgcse may
4116 cause programs using computed gotos to run more slowly.
4118 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4120 * doc/install.texi (Specific): Markup, spelling and typo fixes.
4122 Consistently require binutils 2.11.2, not prereleases.
4123 (Specific, decstation-*): Canonicalize as mips-dec-*.
4124 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
4126 (Specific, m68k-altos): Removed reference to README.altos, deleted.
4127 (Specific, mips-*): Reword MIPS C compiler requirements.
4128 (Specific, powerpc*-*-*): New, mention --with-cpu once.
4129 (Specific, sunv5): Removed, obsolete.
4131 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
4133 * dwarf2out.c (output_loc_list): Use an all ones mask for
4134 .text asm output and don't rely on long long
4135 literals. Reformat some long lines.
4137 2001-07-05 Andreas Jaeger <aj@suse.de>
4139 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
4142 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4144 * dwarf2out.c (dwarf2out_define): Update comment.
4145 (dwarf2out_undef): Ditto.
4146 (dwarf2out_start_source_file): Ditto.
4147 (dwarf2out_end_source_file): Ditto.
4148 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
4149 since we never call the start/end debug hook for the primary file.
4151 2001-07-04 Kazu Hirata <kazu@hxi.com>
4153 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
4156 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4158 * cppinit.c (remove_dup_dirs): Inform if a system include
4159 directory is being reordered.
4160 * doc/invoke.texi (Directory Options): GCC warns if you hide a
4162 * doc/cpp.texi (Search Paths): Likewise.
4163 * doc/gcc.texi (Interoperation): Remove information about
4166 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
4168 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
4169 (VARRAY_TOP_CHAR_PTR): Likewise.
4171 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4173 * gcc.c (process_command): Don't assign elements of a const char*.
4175 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4177 * emit-rtl.c (change_address): Don't abort if invalid address while
4178 reload is in progress.
4180 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4182 * c-lex.c (cb_file_change): Pass line number to
4183 debug_start_source_file.
4184 (cb_undefine): Pass correct line number to debug_undef.
4186 * toplev.c (debug_start_source_file): Add line number to
4187 parameters. Pass it along to dwarf2out_start_source_file.
4188 (decode_g_option): Stop resetting debug level back to normal when
4189 we change debug formats, unless the current level is
4190 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
4193 * toplev.h (debug_start_source_file): Add line number to
4196 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
4199 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
4201 Output debug_macinfo data for starting file if requested.
4202 (dwarf2out_end_source_file): Output debug_macinfo data for ending
4204 (dwarf2out_define): Output debug_macinfo data for defining a macro
4206 (dwarf2out_undef): Output debug_macinfo data for undefining a
4208 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
4209 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
4210 (macinfo_section_label): New. DWARF2 macro info section label.
4211 (dwarf2out_init): If we want macro info, output the start label
4213 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
4214 attribute to the compilation unit die pointing to the macro info.
4216 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
4218 * dwarf2out.c (new_loc_list): Move to inside #ifdef
4219 DWARF2_DEBUGGING_INFO.
4220 (add_loc_descr_to_loc_list): Ditto.
4221 (output_loc_list): Ditto.
4222 Also, fix thinko in curr not being initialized.
4223 (gen_internal_sym): Ditto.
4225 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4227 * emit-rtl.c (replace_equiv_address): New function.
4228 * expr.h (replace_equiv_address): New declaration.
4229 * explow.c (validize_mem): Call it instead of change_address and
4230 also call if -fforce-addr and address is constant.
4231 * expr.c: Replace more calls to change_address with adjust_address
4232 and/or replace_equiv_address or to validize_mem.
4233 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
4234 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
4235 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4236 * config/i370/i370.md, config/i860/i860.md: Likewise.
4237 * config/i960/i960.md, config/mips/mips.c: Likewise.
4238 * config/mips/mips.md, config/pa/pa.md: Likewise.
4239 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
4240 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
4242 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4244 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
4246 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
4249 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
4251 * doc/include: New directory.
4252 * doc/fdl.texi: Move to doc/include/fdl.texi.
4253 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
4254 * doc/include/funding.texi, doc/include/gpl.texi: New files.
4255 * doc/gcc.texi: Use funding.texi and gpl.texi.
4256 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
4257 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
4258 Update dependencies and use -I $(docdir)/include.
4260 2001-07-04 Anthony Green <green@redhat.com>
4262 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
4264 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4266 * doc/install.texi (sparc64-*-*): Remove garbage.
4268 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
4270 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
4271 Fix typo in last change to use adjust_address.
4273 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4275 * doc/install.texi (Specific): Update information for *-*-solaris*.
4277 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4279 * explow.c (plus_constant_wide): Reinitialize Y for restart.
4281 2001-07-03 Stan Shebs <shebs@apple.com>
4283 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
4284 case for flag_no_mach_text_sections.
4285 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
4286 * config/darwin.c (flag_no_mach_text_sections): Remove.
4287 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
4289 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4291 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
4292 and avoid checking for constant as first operand.
4293 * recog.c (find_constant_term_loc): No longer static.
4294 (adj_offettable_operand): Delete.
4295 * rtl.h (adj_offsettable_operand): Delete declaration.
4296 (find_constant_term): Add declaration.
4297 * caller-save.c: Replace calls to adj_offsettable_operand with calls
4299 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
4300 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
4301 * config/i386/i386.c, config/i386/i386.md: Likewise.
4302 * config/i860/i860.c, config/i960/i960.c: Likewise.
4303 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
4304 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
4305 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
4306 * config/mips/mips.c, config/mips/mips.md: Likewise.
4307 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
4308 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
4309 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
4310 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
4311 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
4312 * config/ns32k/ns32k.md: Likewise.
4314 2001-07-03 Zack Weinberg <zackw@stanford.edu>
4316 * rtl.c (copy_rtx): Handle 'T' format letter.
4317 * gensupport.c (collect_insn_data): Likewise.
4318 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
4320 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
4322 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
4323 -B option. Use 'dir' not 'foo' as example directory name.
4325 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4327 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4328 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
4330 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4332 * doc/cppinternals.texi: Improve formatting and logical markup.
4334 2001-07-03 Andreas Jaeger <aj@suse.de>
4336 * Makefile.in (insn-recog.o): Add dependency on reload.h.
4338 * genrecog.c (write_header): Include reload.h for prototypes in
4341 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
4344 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
4345 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
4346 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
4347 i386_pe_valid_type_attribute_p): Add.
4348 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
4349 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
4351 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4353 * explow.c (plus_constant_wide, case LO_SUM): New case.
4354 (plus_constant_for_output_wide): Delete.
4355 * rtl.h (plus_constant_for_output): Delete.
4356 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
4357 instead of plus_constant_for_output.
4358 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
4359 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
4360 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
4361 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
4362 * config/sparc/sparc.md: Likewise.
4363 Convert some change_address calls to adjust_address.
4365 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
4367 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
4368 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
4369 documentation of -std and -Wwrite-strings.
4371 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4373 * cse.c (canon_hash): Don't register registers in very small
4374 register classes, as extending their lifetime might cause
4377 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
4379 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
4381 * flow.c (forwarder_block_p): Fix for fallthru blocks.
4382 (try_redirect_by_replacing_jump): Update properly the count
4383 and frequency information.
4385 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
4387 * toplev.c (dump_file_index): Move SSA dumps just after first
4389 (dump_file): Corresponding changes.
4390 (rest_of_compilation): Move SSA path to just after the first
4392 * doc/gcc.texi (Passes): Update due to movement of SSA path.
4393 * doc/invoke.texi: Update dump file #s as they were completely
4394 out of date with reality.
4396 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
4398 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
4400 * expr.c (emit_move_insn_1): Deal with non-default
4403 * expr.c (emit_single_push_insn): Fix warning.
4405 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
4407 * expr.c (emit_move_insn_1): Avoid modifying
4408 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
4410 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4412 * emit-rtl.c (adjust_address): New function.
4413 * expr.h (adjust_address): Add declaration.
4414 * builtins.c: Replace some calls to change_address with calls to it
4416 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
4417 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
4418 * config/arm/arm.c, config/convex/convex.c: Likewise.
4419 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
4420 * config/i386/i386.c, config/i386/i386.md: Likewise.
4421 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
4422 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
4423 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
4424 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
4425 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
4427 2001-07-02 Jim Wilson <wilson@redhat.com>
4429 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
4431 2001-07-02 Steve Ellcey <sje@cup.hp.com>
4433 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
4434 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
4436 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4438 * cppinit.c (lang_defaults): New table.
4439 (set_lang): Just read from lang_defaults into the live options
4442 2001-07-02 Zack Weinberg <zackw@stanford.edu>
4444 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
4445 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
4446 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
4448 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4450 * doc/install.texi: Various spelling and markup fixes.
4451 (Installing GCC): Component specific installation instructions are
4454 Warn about removing old install dir in the presence of shared libs.
4455 (Configuration): Invoke with options target to match configure
4457 Consistently refer to gas, gld pathnames.
4458 Invert --enable-multilib documentation.
4459 Remove references to old compiler versions.
4461 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4463 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
4465 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4467 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
4469 (Specific, mips*-sgi-irix5): Note IDO download.
4470 Reworded MIPS C hints.
4471 Use GNU as instead of GAS.
4473 Removed SGI Freeware reference, IRIX 6 only.
4474 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
4475 Note N64 library requirement/workaround.
4477 Complete list of structure passing bug victims.
4479 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4481 * doc/install.texi: Remove CVS Id.
4483 2001-07-02 Andreas Jaeger <aj@suse.de>
4485 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
4486 (find_inherently_necessary): Remove unused variable.
4488 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
4490 * c-common.h (TDI_inlined): New ast dump phase.
4491 (dump_flag_name): New function.
4492 * c-dump.c (dump_files): Add inlined phase.
4493 (dump_flag_name): Define.
4494 * doc/invoke.texi (-fdump-ast-inlined): Document.
4496 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4498 * stor-layout.c (layout_decl): Revert change to handling of alignment
4501 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4503 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
4506 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
4508 * doc/tm.texi (FUNCTION_ARG): Document that the last call
4511 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
4513 * tlink.c (recompile_files): Remove COMPILER_PATH and
4514 LIBRARY_PATH from the environment.
4516 2001-07-01 Zack Weinberg <zackw@stanford.edu>
4518 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
4519 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
4521 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
4523 * c-parse.in (OBJC_STRING): Kill.
4524 (objc_string): Decompose to [objc_string] '@' STRING.
4525 (reswords): Take the leading '@' off all the Objective C keywords.
4526 (objc_rid_sans_at): Kill.
4527 (init_reswords): Don't initialize it.
4528 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
4529 (_yylex): Kill reconsider label. Look ahead one token after
4530 an '@'; if we get an identifier, check whether it's an
4531 Objective C @-keyword. If so, return the keyword. Otherwise,
4532 put back the token and return the '@' as a terminal.
4534 * cpplib.c (lex_macro_node): Remove unnecessary check for
4535 leading '@' on identifier. Clarify control flow and commentary.
4537 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4539 * cse.c (new_label_ref): Variable deleted.
4540 (insert): Remove set of new_label_ref.
4541 (check_for_label_ref): New function.
4542 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
4544 See ChangeLog.5 for earlier changes.