1 2002-06-04 Geoffrey Keating <geoffk@redhat.com>
3 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
4 * configure.in (config_gtfiles): New variable.
5 (all_gtfiles): Initialise from config_gtfiles.
6 * configure: Regenerate.
8 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
11 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
12 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
13 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
14 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
15 win32.h (CPP_SPEC): Remove cpp_cpu.
16 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
17 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
19 2002-06-04 Janis Johnson <janis187@us.ibm.com>
21 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
23 2002-06-04 Jeff Law <law@redhat.com.
24 David Edelsohn <edelsohn@gnu.org>
25 Michael Matz <matz@kde.org>
27 * sched-int.h (struct deps): New field libcall_block_tail_insn.
28 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
29 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
30 is set, then mark the current insn as being part of a libcall
32 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
34 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
35 insns against the issue rate.
37 Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
39 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
40 * final.c (final_scan_insn): Likewise.
41 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
42 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
43 * haifa-sched.c (unlink_other_notes): Likeewise.
44 (reemit_notes): Likewise.
45 * print-rtl.c (print_rtx): Likewise.
46 * sched-deps (sched-analyze): Likewise.
47 * rtl.c (note_insn_name): Likewise.
48 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
49 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
52 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
54 * varasm.c (mark_constants): Handle RTX format 'B'.
56 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
58 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
59 (struct cpp_context): Add traditional fields.
60 * cppmacro.c (paste_all_tokens, push_ptoken_context,
61 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
62 * cpptrad.c (skip_comment, lex_identifier,
63 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
65 2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
67 * gbl-ctors.h: Fix formatting.
69 * gccspec.c: Likewise.
71 * gcov-io.h: Likewise.
73 * ggc-common.c: Likewise.
75 * ggc-page.c: Likewise.
76 * ggc-simple.c: Likewise.
79 * gthr-dce.h: Likewise.
81 * gthr-posix.h: Likewise.
82 * gthr-rtems.h: Likewise.
83 * gthr-solaris.h: Likewise.
84 * gthr-win32.h: Likewise.
86 2002-06-03 Geoffrey Keating <geoffk@redhat.com>
88 Merge from pch-branch:
90 * gengtype.h (UNION_OR_STRUCT_P): New macro.
91 * gengtype.c (write_gc_structure_fields): Use it.
92 (write_gc_root): Use it here too.
94 * gengtype.c (write_gc_structure_fields): Assume that lengths
95 of typenames fit into an 'int'; don't pass a size_t to "%d" in
97 (write_gc_marker_routine_for_structure): Likewise.
98 (write_gc_types): Likewise.
99 (write_gc_root): Likewise.
101 * varray.h (VARRAY_CLEAR): New.
102 (varray_clear): Prototype.
103 * varray.c (varray_clear): New.
104 * cselib.c (reg_values_old): New.
105 (used_regs_old): New.
106 (cselib_init): Use cached varrays if available to avoid
107 generating large amounts of garbage.
108 (cselib_finish): Don't throw away old varrays.
110 * final.c (insn_addresses_): Move out of ifdef.
112 * varray.c (uses_ggc): Make more varray kinds GCable.
113 * varray.h (union varray_data_tag): Let gengtype see
114 fields 'generic' and 'te'.
115 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
116 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
117 (reg_to_stack): Don't call VARRAY_FREE.
118 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
119 (insn_addresses_): Use gengtype to mark.
120 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
121 pointers; handle generic pointers in unused union fields.
122 (get_output_file_with_visibility): Include cselib.h,
123 insn-addr.h in gtype-desc.c.
124 * function.c (prologue): Use gengtype to mark.
125 (epilogue): Likewise.
126 (sibcall_epilogue): Likewise.
127 * dependence.c: Include gt-dependence.h, ggc.h.
128 (struct def_use): Use gengtype to mark.
129 (struct loop): Likewise.
130 (struct induction): Likewise.
131 (struct dependence): Likewise.
132 (def_use_chain): Likewise.
133 (dep_chain): Likewise.
134 (loop_chain): Likewise.
135 (induction_chain): Likewise.
136 (init_dependence_analysis): Don't free anything, just clear pointers.
137 (build_def_use): Use GGC to allocate def_use.
138 (add_loop): Use GGC to allocate loop.
139 (find_induction_variable): Use GGC to allocate induction.
140 (check_node_dependence): Use GGC to allocate induction, dependence.
141 (dump_node_dependence): Don't free varrays.
142 (end_dependence_analysis): Likewise.
143 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
144 (struct elt_loc_list): Likewise.
145 (struct elt_list): Likewise.
146 * cselib.c: Don't include obstack.h.
147 (hash_table): Use gengtype to mark.
148 (reg_values): Use gengtype to mark.
149 (used_regs): Use gengtype to mark.
150 (cselib_obstack): Delete.
151 (cselib_startobj): Delete.
152 (empty_vals): Mark as deletable.
153 (empty_elt_lists): Mark as deletable.
154 (empty_elt_loc_lists): Mark as deletable.
155 (new_elt_list): Use GGC to allocate struct elt_list.
156 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
157 (clear_table): Don't delete obstack; don't unnecessarily clear
159 (new_cselib_val): Use GGC to allocate struct cselib_val.
160 (cselib_init): Don't set up obstacks. Use GGC to allocate
162 (cselib_finish): Just clear variables, don't free anything.
163 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
164 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
165 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
166 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
167 (gt-reg-stack.h): New rule.
168 (gt-dependence.h): New rule.
169 (gtype-desc.o): Add cselib.h, insn-addr.h.
171 * varray.c: Use only necessary headers.
174 (varray_init): Take type, not size. Use GGC if appropriate.
175 (varray_grow): Update for change to struct varray_head_tag.
176 Use GGC if appropriate.
177 * varray.h (struct const_equiv_data): Use gengtype.
178 (enum varray_data_enum): New.
179 (union varray_data_tag): Use gengtype.
180 (struct varray_head_tag): Use gengtype. Replace size field with
181 enum varray_data_enum.
182 (varray_init): Update prototype.
183 (VARRAY_SCHED_INIT): Delete.
184 (VARRAY_*_INIT): Update for change to varray_init.
185 (VARRAY_SCHED): Delete.
186 (VARRAY_PUSH_SCHED): Delete.
187 (VARRAY_TOP_SCHED): Delete.
188 * tree.h: Update for change to length specifier.
189 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
190 (clone_body): Likewise.
191 * ssa.h (ssa_definition): Use gengtype to mark.
192 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
193 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
194 * rtl.h (struct rtvec_def): Update for change to length specifier.
195 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
196 (struct initial_value_struct): Update for change to length specifier.
197 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
198 (ggc_add_tree_varray_root): Delete prototype.
199 (ggc_mark_rtx_varray): Delete prototype.
200 (ggc_mark_tree_varray): Delete prototype.
201 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
202 (ggc_add_tree_varray_root): Delete.
203 (ggc_mark_rtx_varray): Delete.
204 (ggc_mark_tree_varray): Delete.
205 (ggc_mark_rtx_varray_ptr): Delete.
206 (ggc_mark_tree_varray_ptr): Delete.
207 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
208 (create_varray): Delete prototype.
209 * gengtype.c (varrays): Delete.
210 (create_varray): Delete.
211 (adjust_field_type): Detect array of string pointers.
212 (process_gc_options): Remove code to handle varray_type option.
213 (set_gc_used_type): Remove TYPE_VARRAY case.
214 (output_escaped_param): New.
215 (write_gc_structure_fields): Use output_escaped_param on all
216 parameters. Handle 'skip' with 'use_param' option. Handle
217 arrays of strings. Remove TYPE_VARRAY handling.
218 (write_gc_roots): Use boolean to detect 'length' option.
219 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
220 (struct_fields): Call adjust_field_type on array fields.
221 (type): Remove VARRAY_TYPE case.
222 (type_option): Likewise.
223 * gengtype-lex.l: Don't consider varray_type a keyword.
224 * function.h: Update for change to length specifier.
225 (free_eh_status): Delete prototype.
226 * function.c (free_after_compilation): Don't call free_eh_status.
227 (reorder_blocks): Don't use VARRAY_FREE.
228 * except.c (struct eh_status): Update for change to length specifier.
229 remove varray_type specifier.
230 (free_eh_status): Delete.
231 * dwarf2out.c: Include gt-dwarf2out.h.
232 (used_rtx_varray): Use gengtype to mark, move
234 (incomplete_types): Likewise.
235 (decl_scope_table): Likewise.
236 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
237 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
238 * c-tree.h (struct lang_type): Update for change to length specifier.
239 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
240 * c-objc-common.c: Include gt-c-objc-common.h.
241 (deferred_fns): Mark for gengtype.
242 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
243 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
244 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
245 (gtype-desc.o): Update dependencies.
246 (dwarf2out.o): Add gt-dwarf2out.h.
247 (varray.o): Update dependencies.
248 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
249 (gt-c-objc-common.h): New rule.
250 (gt-dwarf2out.h): New rule.
251 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
253 * doc/gty.texi (GTY Options): Correct spelling.
254 (GGC Roots): Likewise.
255 * Makefile.in (TEXI_CPP_FILES): New.
256 (TEXI_GCC_FILES): New.
257 (TEXI_GCCINT_FILES): New.
258 (TEXI_CPPINT_FILES): New.
259 ($(docdir)/cpp.info): Use new macros.
260 ($(docdir)/gcc.info): Likewise.
261 ($(docdir)/gccint.info): Likewise.
262 ($(docdir)/cppinternals.info): Likewise.
265 (gccint.dvi): Likewise.
266 (cppinternals.dvi): Likewise.
268 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
269 * doc/gccint.texi (Top): Include gty.texi.
270 * doc/gty.texi: New file.
272 * bitmap.c: Include ggc.h, gt-bitmap.h.
273 (bitmap_ggc_free): New.
274 (bitmap_elem_to_freelist): New.
275 (bitmap_element_free): Use bitmap_elem_to_freelist.
276 (bitmap_element_allocate): Allow use of GGC.
277 (bitmap_clear): Use bitmap_elem_to_freelist.
278 (bitmap_copy): Update for change to bitmap_element_allocate.
279 (bitmap_set_bit): Likewise.
280 (bitmap_operation): Update for changes elsewhere.
281 (bitmap_initialize): Allow to create bitmaps that will use GGC.
282 * bitmap.h (struct bitmap_element_def): Use gengtype.
283 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
284 (bitmap_initialize): Add extra parameter.
285 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
286 (BITMAP_ALLOCA): Delete.
287 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
288 (BITMAP_GGC_ALLOC): New.
289 * Makefile.in (gtype-desc.o): Add bitmap.h.
290 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
291 (GTFILES): Add bitmap.c.
292 (gt-bitmap.h): New rule.
293 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
294 * basic-block.h: Update for changes to bitmap_initialize.
295 * except.c (exception_handler_label_map): Move into...
296 (struct eh_status): Here.
297 (struct eh_region): Make 'aka' GCable.
298 (free_eh_status): Don't need to specially handle
299 exception_handler_label_map.
300 (add_ehl_entry): Update for changes to exception_handler_label_map.
301 (find_exception_handler_labels): Likewise.
302 (remove_exception_handler_label): Likewise.
303 (maybe_remove_eh_handler): Likewise.
304 (for_each_eh_label): Likewise.
305 (remove_eh_handler): Allocate 'aka' using GGC.
306 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
309 * gengtype.c (write_gc_marker_routine_for_structure): Name
310 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
311 (write_gc_types): Arrange for the tests with NULL to be inlined.
312 (write_gc_roots): Update uses of procedure pointers.
313 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
315 * Makefile.in (explow.o): Add dependency on gt-explow.h.
316 (sdbout.o): Add dependency on gt-sdbout.h.
318 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
319 (mem_attrs_htab): Likewise.
320 (init_emit_once): Don't call ggc_add_deletable_htab.
321 * fold-const.c (size_htab): Use gengtype to clear unused entries.
322 (size_int_type_wide): Don't call ggc_add_deletable_htab.
323 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
324 parameters, use them, change callers.
325 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
326 (write_gc_roots): Handle 'if_marked' option.
327 (main): Don't need to call set_gc_used_type any more.
328 * ggc.h (ggc_htab_marked_p): Delete.
329 (ggc_htab_mark): Delete.
330 (struct ggc_cache_tab): New.
331 (gt_ggc_cache_rtab): New declaration.
332 * ggc-common.c (struct d_htab_root): Delete.
333 (d_htab_roots): Delete.
334 (ggc_add_deletable_htab): Delete.
335 (ggc_htab_delete): Handle new htab-deleting mechanism.
336 (ggc_mark_roots): Use new htab-deleting mechanism.
337 * tree.c (type_hash_table): Use gengtype to clear unused entries.
339 (init_obstacks): Don't call ggc_add_deletable_htab.
341 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
342 (struct hashed_entry): Likewise.
343 (nst_method_hash_list): Likewise.
344 (cls_method_hash_list): Likewise.
345 (HASH_ALLOC_LIST_SIZE): Delete.
346 (ATTR_ALLOC_LIST_SIZE): Delete.
347 * objc/objc-act.c (hash_init): Use ggc to allocate
348 nst_method_hash_list, cls_method_hash_list.
349 (hash_enter): Use ggc to allocate; allocate one entry at a time.
350 (hash_add_attr): Likewise.
351 (ggc_mark_hash_table): Delete.
352 (objc_act_parse_init): Delete.
353 (objc_init): Delete reference to objc_act_parse_init.
354 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
355 obstack.h. Replace references to 'struct hash_table' with htab_t.
356 (struct symbol_hash_entry): Replace hash header with key field.
357 (struct file_hash_entry): Replace hash header with key field.
358 (struct demangled_hash_entry): Replace hash header with key field.
359 (hash_string_eq): New.
360 (hash_string_hash): New.
361 (symbol_hash_newfunc): Delete.
362 (symbol_hash_lookup): Modify to use htab_t.
363 (file_hash_newfunc): Delete.
364 (file_hash_lookup): Modify to use htab_t.
365 (demangled_hash_newfunc): Delete.
366 (demangled_hash_lookup): Modify to use htab_t.
367 (tlink_init): Modify to use htab_t.
370 * ggc.h: Delete forward structure declarations.
371 Delete prototypes for deleted functions.
372 * ggc-common.c: Don't include hash.h.
373 (ggc_add_tree_hash_table_root): Delete.
374 (ggc_mark_tree_hash_table_entry): Delete.
375 (ggc_mark_tree_hash_table): Delete.
376 (ggc_mark_tree_hash_table_ptr): Delete.
377 * gengtype.c (write_gc_structure_fields): Allow param_is option.
378 (write_gc_marker_routine_for_structure): Use visibility of
379 the parameter if there is one.
380 * function.c: Replace hash.h with hashtab.h. Replace references
381 to 'struct hash_table *' with htab_t.
382 (struct insns_for_mem_entry): Include a plain key.
383 (fixup_var_refs_insns_with_hash): Update to use htab_t.
384 (insns_for_mem_newfunc): Delete.
385 (insns_for_mem_hash): Update to use htab_t.
386 (insns_for_mem_comp): Likewise.
387 (insns_for_mem_walk): Likewise.
388 * c-lang.c: Include ggc.h.
389 * Makefile.in (OBJS): Remove hash.o.
390 (c-lang.o): Add GGC_H.
391 (COLLECT2_OBJS): Remove hash.o.
392 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
393 (ggc-common.o): Remove hash.h.
394 (function.o): Remove hash.h, add HASHTAB_H.
395 (genautomata.o): Remove hash.h, add HASHTAB_H.
397 * varasm.c (mark_const_str_htab_1): Delete.
398 (mark_const_str_htab): Delete.
399 (const_str_htab_del): Delete.
400 (const_str_htab): Use gengtype to mark.
401 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
403 * tree.c (mark_tree_hashtable_entry): Delete.
404 (mark_tree_hashtable): Delete.
405 * tree.h (mark_tree_hashtable): Delete prototype.
406 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
407 (ggc_mark): Likewise.
409 (htab_create_ggc): New.
410 * ggc-common.c (ggc_calloc): New.
411 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
412 (struct type): Add param_struct structure.
413 * gengtype.c (param_structs): New.
414 (adjust_field_type): Handle param_is option.
415 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
416 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
417 (write_gc_structure_fields): Add new PARAM parameter. Update
418 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
419 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
420 Use it to generate function name. Update callers.
421 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
423 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
425 (main): Define PTR as pointer-to-scalar. Don't specially
426 mark deferred_string or ehl_map_entry.
427 * gengtype-yacc.y (PARAM_IS): Add new token.
428 (externstatic): Use adjust_field_type.
429 (type_option): Add PARAM_IS.
430 * gengtype-lex.l: Add rule for typedef of function pointers.
431 Add rule for PARAM_IS.
433 * except.c (exception_handler_label_map): Use gengtype to mark.
434 (type_to_runtime_map): Likewise.
435 (mark_ehl_map_entry): Delete.
436 (mark_ehl_map): Delete.
437 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
438 (t2r_mark_1): Delete.
440 * Makefile.in (gtype-desc.o): Correct dependencies.
441 (GTFILES): Add hashtab.h.
442 (genautomata.o): Actually uses hashtab.h.
444 * Makefile.in (stringpool.o): Add $(GGC_H).
445 (dwarf2asm.o): Likewise.
446 (GTFILES): Add hashtable.h.
447 * c-common.h (struct c_common_identifier): Use gengtype.
448 * c-decl.h (c_mark_tree): Delete.
449 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
450 * c-tree.h (struct lang_identifier): Use gengtype.
451 (union lang_tree_node): New.
452 (c_mark_tree): Delete prototype.
453 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
455 * gengtype-lex.l (IWORD): Allow 'bool'.
457 * gengtype-yacc.y (ALIAS): New token.
458 (type_option): New rule.
459 (option): Use type_option.
460 * gengtype.c (process_gc_options): New.
461 (set_gc_used_type): Use it.
462 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
463 Add new variable 't' to hold the type of the field being processed.
464 Add more error checking. Use UNION_P when looking at 'desc' option.
465 Handle language-specific structures containing other
466 language-specific structures.
467 (write_gc_types): Handle 'ptr_alias' option.
468 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
469 * ggc-common.c (ggc_pending_trees): Delete.
470 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
471 (ggc_mark_trees): Delete.
472 (gt_ggc_m_tree_node): Delete.
473 * ggc.h (ggc_pending_trees): Delete.
474 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
475 * hashtable.h (ht_identifier): Use gengtype.
476 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
477 * langhooks.h (struct lang_hooks): Delete mark_tree.
478 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
480 * system.h: Poison LANG_HOOKS_MARK_TREE.
481 * tree.c (tree_node_structure): New.
482 * tree.h (struct tree_common): Use gengtype.
483 (struct tree_int_cst): Likewise.
484 (struct tree_real_cst): Likewise.
485 (struct tree_string): Likewise.
486 (struct tree_complex): Likewise.
487 (struct tree_vector): Likewise.
488 (struct tree_identifier): Likewise.
489 (struct tree_list): Likewise.
490 (struct tree_vec): Likewise.
491 (struct tree_exp): Likewise.
492 (struct tree_block): Likewise.
493 (struct tree_type): Likewise.
494 (struct tree_decl): Likewise.
495 (enum tree_structure_enum): New.
496 (union tree_node): Use gengtype, with an alias.
497 (tree_node_structure): Prototype.
498 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
500 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
501 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
502 to LANG_HOOKS_FUNCTION_FINAL.
503 * Makefile.in (GTFILES): Add bitmap.h.
504 * except.c (struct eh_region): Mark field 'aka' to be skipped.
506 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
507 (alpha_init_machine_status): Give proper type.
508 * Makefile.in (c-lang.o): Depend on gtype-c.h.
509 (optabs.o): Depend on gt-optabs.h.
510 (GTFILES): Add optabs.o.
511 (gt-optabs.h): Add rule.
512 * optabs.c: Include gt-optabs.h.
514 * gengtype.c (set_gc_used_type): Correct some errors in last change.
515 (write_gc_structure_fields): If a field which should be NULL is
517 * c-pragma.c: Move struct align_stack and variable alignment_stack
520 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
521 * config/xtensa/xtensa.c: Include gt-cris.h.
522 (struct machine_function): Use gengtype to mark.
523 * config/mmix/mmix.h (struct machine_function): Use gengtype
525 * config/cris/t-cris: Add dependencies for gt-cris.h.
526 * config/cris/cris.c: Include gt-cris.h.
527 (struct machine_function): Use gengtype to mark.
528 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
530 * doc/tm.texi (Per-Function Data): Delete references to
532 * config/ia64/ia64.c (ia64_override_options): Don't set
534 * config/i386/i386.c (override_options): Likewise.
535 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
536 * config/arm/arm.c (arm_init_expanders): Likewise.
537 * config/alpha/alpha.c (override_options): Likewise.
538 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
539 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
540 (write_gc_structure_fields): Don't handle 'really' option.
541 Handle 'maybe_null' option.
542 (write_gc_types): Handle 'maybe_null' option.
543 * function.h (struct function): Don't use "really".
544 (mark_machine_status): Delete declaration.
545 (mark_lang_status): Delete declaration.
546 (gt_ggc_mr_machine_function): Delete prototype.
547 (gt_ggc_mr_language_function): Delete prototype.
548 * function.c (mark_machine_status): Delete.
549 (mark_lang_status): Delete.
550 (gt_ggc_mr_machine_function): Delete.
551 (gt_ggc_mr_language_function): Delete.
552 * c-tree.h (mark_c_function_context): Delete prototype.
553 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
554 * c-decl.c (struct language_function): Rename from struct
555 c_language_function. Update uses. Use gengtype to mark.
556 (mark_c_function_context): Delete.
557 * c-common.h (struct c_language_function): Rename from struct
559 (mark_stmt_tree): Delete prototype.
560 (c_mark_lang_decl): Delete prototype.
561 (mark_c_language_function): Delete prototype.
562 * c-common.c (mark_stmt_tree): Delete.
563 (c_mark_lang_decl): Delete.
564 (mark_c_language_function): Delete.
566 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
567 (lang_bitmap): New typedef. Use where appropriate.
568 (struct type): Add gc_used field, lang_struct field.
569 (UNION_P): New macro.
570 (new_structure): New prototype.
571 (find_structure): Remove 'pos' parameter. Change all callers.
572 * gengtype-lex.l: Update for changes to find_structure.
573 * gengtype-yacc.y (typedef_struct): Use new_structure.
574 (yacc_ids): Suppress warning.
575 (type): Use new_structure.
576 * gengtype.c (string_type): Update for changes to struct type.
577 (find_structure): Just find a structure, don't worry about
579 (new_structure): New.
580 (note_yacc_type): Use new_structure.
581 (set_gc_used_type): New.
583 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
584 (write_gc_types): Handle TYPE_LANG_STRUCT.
585 (write_gc_marker_routine_for_structure): New.
586 (main): Call set_gc_used. Add some calls to set_gc_used_type
587 for places where GCC doesn't use gengtype properly yet.
588 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
589 (gt_ggc_m_tree_node): Likewise.
591 * varasm.c (copy_constant): Call expand_constant if we hit
592 something we can't recognise.
594 * ggc-common.c (ggc_mark_rtvec_children): Delete.
595 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
596 (lang_mark_false_label_stack): Delete.
597 * rtl.h (struct rtvec_def): Use gengtype to mark.
598 * ggc.h (ggc_mark_rtvec): Delete.
599 (gt_ggc_m_rtvec_def): Delete.
600 (ggc_mark_nonnull_tree): Delete.
601 (ggc_mark_rtvec_children): Delete prototype.
602 (lang_mark_false_label_stack): Delete declaration.
604 * gengtype.h (note_yacc_type): Add prototype.
605 * gengtype.c (note_yacc_type): New function.
606 * gengtype-lex.l: Add lexer support for yacc files.
607 * gengtype-yacc.y (start): Extract union from yacc files.
608 (yacc_union): New rule.
609 (yacc_typematch): New rule.
610 (yacc_ids): New rule.
611 (enum_items): Tweak for efficiency.
612 (optionseq): Likewise.
614 * c-common.h (struct language_function): Use gengtype.
615 (struct c_lang_decl): Likewise.
616 * c-tree.h (struct lang_decl): Likewise.
617 (struct lang_type): Likewise.
618 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
619 tree language substructures.
621 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
623 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
625 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
627 * stmt.c (struct nesting): Add discriminator. Use gengtype to
628 mark. Remove 'data.block.cleanup_ptr' field.
629 (struct stmt_status): Use usual technique to mark struct nesting.
630 (gt_ggc_mr_nesting_cond): Delete.
631 (gt_ggc_mr_nesting_loop): Delete.
632 (gt_ggc_mr_nesting_block): Delete.
633 (gt_ggc_mr_nesting_case_stmt): Delete.
634 (expand_start_cond): Set discriminator.
635 (expand_start_loop): Likewise.
636 (expand_start_null_loop): Likewise.
637 (expand_start_bindings_and_block): Set discriminator. Don't set
639 (expand_decl_cleanup): Replace 'cleanup_ptr' with
640 &thisblock->data.block.cleanups.
641 (expand_start_case): Set discriminator.
642 (expand_start_case_dummy): Set discriminator.
644 * ggc-callbacks.c: Remove.
646 * gengtype.h (struct type): Add 'u.s.bitmap' field.
647 (find_structure): Add 'pos' parameter.
648 * gengtype-lex.l: Update callers to find_structure.
649 * gengtype-yacc.y: Likewise.
650 * gengtype.c (find_structure): Allow for structures to be defined
651 in multiple language backends.
652 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
653 (counter): Rename to gc_counter.
654 (write_gc_structure_fields): Fail when writing out fields for
655 an incomplete structure. Ignore arrays of scalars. Handle
657 (write_gc_types): Reset counter for each procedure written.
659 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
660 (free_case_nodes): Delete.
661 (expand_end_case_type): Delete call to free_case_nodes.
663 * Makefile.in (cselib.o): Include gt-<filename>.h.
665 (profile.o): Likewise.
667 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
668 alphabetize backend files.
669 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
670 * alias.c: Use gengtype for roots.
671 * c-common.h (struct stmt_tree_s): Use gengtype.
672 * c-decl.c: Use gengtype for roots.
673 * cselib.c: Use gengtype for roots.
674 * expr.c: Use gengtype for roots.
675 * fold-const.c: Use gengtype for roots.
676 * gcse.c: Use gengtype for roots.
677 * gengtype-lex.l: Handle typedefs of function types.
678 Allow for empty array bounds.
679 Allow processing to stop on initialisers.
680 * gengtype-yacc.y (externstatic): Stop processing on initialisers.
681 (semiequal): New rule.
682 * gengtype.c (create_file): Tidy output files.
683 (get_output_file_with_visibility): Fix paren warning. Fix bug
684 involving multiple input files mapping to one output file.
685 (write_gc_structure_fields): Skip arrays of scalars.
686 (write_gc_types): Tidy output files.
687 (write_gc_root): New function.
688 (write_gc_roots): Fix bugs, add support for roots that are
690 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
691 (ggc_mark_tree_ptr): Delete.
692 (ggc_add_rtx_root): Delete.
693 (ggc_add_tree_root): Delete.
694 (ggc_del_root): Delete.
695 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
696 allocate struct initial_value_struct.
697 * profile.c: Use gengtype for roots.
698 * sdbout.c: Use gengtype for roots.
699 * varasm.c (mark_weak_decls): Delete unused prototype.
700 (mark_const_hash_entry): Delete unused function.
701 * config/darwin-protos.h: Use gengtype for roots.
702 (machopic_add_gc_roots): Delete.
703 * config/arm/arm.c: Use gengtype for roots.
704 * config/arm/arm.h: Use gengtype for roots.
705 * config/c4x/c4x-protos.h: Use gengtype for roots.
706 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
707 * config/d30v/d30v-protos.h: Use gengtype for roots.
708 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
709 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
710 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
711 * config/ia64/ia64-protos.h: Use gengtype for roots.
712 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
713 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
714 * config/m68hc11/m68hc11.c (z_reg): Make global.
715 (z_reg_qi): Make global.
716 (m68hc11_add_gc_roots): Delete.
717 * config/mcore/mcore-protos.h: Use gengtype for roots.
718 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
719 * config/mips/mips.c (mips_add_gc_roots): Delete.
720 * config/mips/mips.h: Use gengtype for roots.
721 * config/mmix/mmix.c (override_options): Use gengtype for roots.
722 * config/mmix/mmix.h: Use gengtype for roots.
723 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
724 * config/mn10200/mn10200.h: Use gengtype for roots.
725 * config/pa/pa.c: Use gengtype for roots, marking.
726 (struct deferred_plabel): Use GGC, gengtype.
727 (pa_add_gc_roots): Delete.
728 (mark_deferred_plabels): Delete.
729 * config/pj/pj-protos.h: Use gengtype for roots.
730 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
731 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
732 machopic_add_gc_roots.
733 * config/rs6000/rs6000.h: Use gengtype for roots.
734 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
735 (gt-darwin.h): Add rule.
736 * config/sh/sh.c: Use gengtype for roots.
737 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
739 * config/sparc/sparc.c: Use gengtype for roots.
740 (sparc_add_gc_roots): Delete.
741 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
742 (mark_ultrasparc_pipeline_state): Delete.
743 * config/sparc/sparc.h: Use gengtype for roots.
745 * Makefile.in (c-parse.o): Update dependencies.
746 (c-common.o): Likewise.
747 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
748 Add dependencies for the files they generate.
749 * c-common.c: Replace ggc_add_* uses with GTY annotations.
750 * c-common.h: Likewise.
751 * c-decl.c: Likewise.
752 (gt_ggc_mp_binding_level): Delete.
753 * c-lang.c: Include gtype-c.h.
754 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
756 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
757 (gt_ggc_mp_align_stack): Delete.
758 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
759 * function.c: Replace ggc_add_* uses with GTY annotations.
760 (gt_ggc_mp_function): Delete.
761 * function.h: Replace ggc_add_* uses with GTY annotations.
762 * gengtype.c (lang_names): New.
763 (NUM_BASE_FILES): New.
764 (open_base_files): Create language base files.
766 (get_file_basename): New.
767 (get_base_file_bitmap): New.
768 (get_output_file_with_visibility): Rename from get_output_file.
769 Add more mappings for various C/Objc filenames.
770 (finish_root_table): New.
771 (write_gc_roots): Handle dependencies and scoping properly.
772 * gengtype.h: Add prototypes for new functions.
773 * ggc-common.c (struct deletable_root): Delete.
774 (deletables): Delete.
775 (ggc_add_deletable_root): Delete.
776 (ggc_mark_roots): No need to deal with deleted functionality.
777 * ggc.h (ggc_add_deletable_root): Delete prototype.
778 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
779 (gtype-objc.h): Add rule to create.
780 * objc/config-lang.in (gtfiles): New.
781 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
782 ggc_add_* with GTY markers. Include gtype-objc.h.
783 (ggc_mark_imp_list): Delete.
784 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
785 * objc/objc-lang.c: Random Whitespace Change.
787 * except.h (exception_handler_labels): Delete.
788 (get_exception_handler_labels): New.
789 * except.c (exception_handler_labels): Delete.
790 (struct eh_status): Add exception_handler_labels field.
791 (doing_eh): Don't add exception_handler_labels as root.
792 (free_eh_status): Don't need to free exception_handler_labels.
793 (get_exception_handler_labels): New.
794 (find_exception_handler_labels): Update for move of
795 exception_handler_labels.
796 (remove_exception_handler_label): Likewise.
797 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
798 * jump.c (rebuild_jump_labels): Likewise.
799 * loop.c (find_and_verify_loops): Likewise.
800 * sched-rgn.c (is_cfg_nonregular): Likewise.
802 * gengtype.c (write_gc_structure_fields): Handle variable-length
805 * varasm.c (struct weak_syms): Use GGC, gengtype.
806 (mark_weak_decls): Delete.
807 (weak_decls): Likewise.
808 (add_weak): Likewise.
809 (remove_from_pending_weak_list): Likewise.
810 (init_varasm_once): Likewise.
812 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
813 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
814 stor-layout.c, regclass.c, and lists.c.
815 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
816 gt-regclass.h and gt-lists.h on s-gtype.
817 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
818 * except.c: Use gengtype for roots.
819 * explow.c: Use gengtype for roots. Include gt-explow.h.
820 * expr.h (init_stor_layout_once): Delete prototype.
821 * function.c: Use gengtype for roots.
822 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
823 * gengtype-yacc.y (start): Can also be an externstatic.
824 (externstatic): New production.
825 (struct_fields): Correct array bounds inversion for 2-d arrays.
826 * gengtype.c (variables): New variable.
827 (note_variable): New function.
828 (get_output_file): Include libfuncs.h into gtype-desc.c.
829 (get_output_file_name): New function.
830 (write_gc_structure_fields): Suppress warnings.
831 (write_gc_types): Make static.
832 (put_mangled_filename): New function.
833 (write_gc_roots): New function.
834 (main): Call write_gc_roots.
835 * gengtype.h (note_variable): Prototype.
836 (get_output_file_name): Prototype.
837 (write_gc_types): Delete prototype.
838 * ggc.h: Clean up unnecessary structure predefinitions.
839 (struct ggc_root_tab): Define.
840 (gt_ggc_m_rtx_def): Make function, not macro.
841 (gt_ggc_m_tree_node): Likewise.
842 * libfuncs.h: Use gengtype for roots.
843 * lists.c: Use gengtype for roots. Include gt-lists.h.
844 (init_EXPR_INSN_LIST_cache): Delete.
845 * optabs.c: Use gengtype for roots.
846 (gt_ggc_mp_optab): Delete.
847 * optabs.h: Use gengtype for roots.
848 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
849 * rtl.h: Use gengtype for roots.
850 (init_EXPR_INSN_LIST_cache): Delete prototype.
851 * stor-layout.c: Use gengtype for roots.
852 Include gt-stor-layout.h.
853 (init_stor_layout_once): Delete.
854 * toplev.c: Use gengtype for roots. Delete calls to deleted
856 * tree.c: Use gengtype for roots.
857 * tree.h: Use gengtype for roots.
858 * varasm.c: Use gengtype for roots.
860 * Makefile.in (GTFILES): Add @all_gtfiles@.
861 * configure: Regenerate.
862 * configure.in: Construct all_gtfiles from the gtfiles definitions
864 * gengtype-yacc.y (type): Warn about duplicate structure names.
865 * gengtype.c (get_output_file): Handle .c files in language
868 * Makefile.in (GTFILES): Run gengtype on all the config files
869 and on the target .c file.
870 * except.c (mark_eh_region): Delete.
871 (init_eh_for_function): Use GGC on struct eh_status.
872 (mark_eh_status): Delete.
873 (free_eh_status): Use GGC.
874 (expand_eh_region_start): Use GGC to
875 (collect_eh_region_array): Allocate last_region_number using GGC.
876 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
877 (remove_eh_handler): Let GGC free struct eh_region.
878 (add_call_site): Use GGC to reallocate call_site_record array.
879 * function.c (init_machine_status): Update calling sequence.
880 (mark_machine_status): Likewise.
881 (mark_lang_status): Likewise.
882 (prepare_function_start): Update init_machine_status call.
883 (mark_function_status): Delete.
884 (maybe_mark_struct_function): Delete.
885 (ggc_mark_struct_function): Delete.
886 (gt_ggc_mp_function): New.
887 (gt_ggc_mr_machine_function): New.
888 (gt_ggc_mr_language_function): New.
889 (init_function_once): Use canonical names.
890 * function.h (struct function): Use gengtype.
891 (init_machine_status): Return the structure.
892 (mark_machine_status): Take a 'void *'.
893 (mark_lang_status): Likewise.
894 * ggc-common.c (ggc_mark_trees): Use canonical name for
895 ggc_mark_struct_function.
896 * tree.h (ggc_mark_struct_function): Delete prototype.
897 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
898 (alpha_init_machine_status): Likewise.
899 (override_options): Use canonical name for alpha_mark_machine_status.
900 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
901 * config/arm/arm.h (struct machine_function): Use gengtype.
902 * config/arm/arm.c (arm_mark_machine_status): Delete.
903 (arm_init_machine_status): Update calling sequence.
904 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
905 * config/cris/cris.c (cris_init_machine_status): Update
907 * config/d30v/d30v.h (struct machine_function): Use gengtype.
908 * config/d30v/d30v.c (d30v_init_machine_status): Update
910 (d30v_mark_machine_status): Delete.
911 * config/i386/i386.c: Include gt-i386.h.
912 (struct machine_function): Use gengtype.
913 (ix86_init_machine_status): Update calling sequence.
914 (ix86_mark_machine_status): Delete.
915 (override_options): Use canonical namke for ix86_mark_machine_status.
916 * config/ia64/ia64.h (struct machine_function): Use gengtype.
917 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
919 (ia64_mark_machine_status): Delete.
920 (ia64_override_options): Use canonical name for
921 ia64_mark_machine_status.
922 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
924 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
925 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
926 * gengtype.c (get_output_file): Fix warning.
927 (main): Add prototype to suppress warning.
928 * tree.c: Remove tree_hash_mark prototype.
930 * tree.h (init_stmt): Delete prototype.
931 * toplev.c (lang_independent_init): Don't call init_stmt.
932 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
933 (stmt_obstack): Delete.
934 (POPSTACK): No need to free 'struct nesting'.
935 (gt_ggc_mr_nesting_cond): Use canonical names.
936 (gt_ggc_mr_nesting_loop): Use canonical names.
937 (gt_ggc_mr_nesting_block): Use canonical names.
938 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
939 (mark_stmt_status): Delete.
941 (clear_last_expr): Clear both last_expr_type and last_expr_value.
942 Use it everywhere that last_expr_type was cleared.
943 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
945 * ggc.h (ggc_add_deletable_root): Prototype.
946 (mark_stmt_status): Remove prototype.
947 * ggc-common.c (ggc_add_deletable_root): New.
948 (ggc_mark_roots): Handle deletable roots.
949 * function.c (ggc_mark_struct_function): Use canonical name
950 for mark_stmt_status.
951 * emit-rtl.c (free_sequence_stack): New.
952 (start_sequence): Use a freelist for sequences.
953 (end_sequence): Likewise.
954 (init_emit_once): Add free_sequence_stack as a deleteable root.
955 * c-pragma.c Include gt-c-pragma.h.
956 (struct align_stack): Use gengtype.
957 (push_alignment): Use GGC for struct align_stack.
958 (mark_align_stack): Delete.
959 (gt_ggc_mp_align_stack): New.
960 (init_pragma): Use canonical name for mark_align_stack.
961 * c-decl.c: Include gt-c-decl.h.
962 (struct binding_level): Use gengtype.
963 (make_binding_level): Use GGC; handle the freelist here.
964 (pop_binding_level): New.
965 (pushlevel): Move code into make_binding_level.
966 (push_label_level): Likewise.
967 (poplevel): Move code into pop_binding_level.
968 (pop_label_level): Likewise.
969 (mark_binding_level): Delete.
970 (gt_ggc_mp_binding_level): New.
971 (c_init_decl_processing): Use canonical name for mark_binding_level.
972 Add free_binding_level as deletable root.
973 (mark_c_function_context): Use canonical name for mark_binding_level.
974 * Makefile.in (c-decl.o): Add gt-c-decl.h.
975 (c-pragma.o): Add gt-c-pragma.h.
976 (GTFILES): Add c-decl.c and c-pragma.c.
977 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
979 * tree.c (struct type_hash): Use gengtype.
980 (init_obstacks): Use canonical name for type_hash_mark.
981 (type_hash_mark): Delete.
983 * rtl.h (struct mem_attrs): Use gengtype.
984 * optabs.h (struct optab): Use gengtype.
985 * optabs.c (expand_binop): Squish signed/unsigned warning.
986 (mark_optab): Make local, use canonical name, use autogenerated
988 (init_optabs): Use canonical name for mark_optab.
989 (new_optab): Use GGC to allocate optabs.
990 * ggc.h: Delete mark_optab prototype.
991 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
992 mem_attrs marker procedure.
993 * gengtype.c (get_output_file): Include headers in gtype-desc.c
994 explicitly rather than deducing them from file names.
995 (write_gc_structure_fields): Handle arrays of structures.
996 (main): Return non-zero exit code if errors occur during output.
997 * emit-rtl.c (mem_attrs_mark): Delete.
998 (init_emit_once): Use canonical name for mem_attrs marker procedure.
999 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
1000 (tree.o): Depend on gt-tree.h.
1001 (GTFILES): Add rtl.h, optabs.h, tree.c.
1002 (gt-tree.h): Add it to s-gtype rule.
1004 * .cvsignore: Ignore gengtype flex/bison generated files.
1005 * Makefile.in (GGC_H): Add gtype-desc.h.
1006 (OBJS): Add gtype-desc.o.
1007 (GEN): Add gengtype.
1008 (STAGESTUFF): Add gengtype.
1009 (varasm.o): Add gt-varasm.h.
1010 (stmt.o): Add gt-stmt.h.
1011 (except.o): Add gt-except.h.
1012 (integrate.o): Add gt-integrate.h.
1014 Add new rules for new files.
1015 * configure: Regenerate.
1016 * configure.in: Correct defaults.h paths.
1017 * emit-rtl.c (mark_sequence_stack): Delete.
1018 (mark_emit_status): Delete.
1019 (start_sequence): Allocate sequence structures using GGC.
1020 (end_sequence): Allocate sequence structures using GGC.
1021 * except.c: Use gengtype for various structures. Include
1023 * expr.c (mark_expr_status): Delete.
1024 * function.c: Use gengtype for various structures. Include
1026 (mark_function_status): Use standard gt_ggc names for marker functions.
1027 (ggc_mark_struct_function): Likewise.
1028 * function.h: Use gengtype for various structures.
1029 * gengtype-lex.l: New file.
1030 * gengtype-yacc.y: New file.
1031 * gengtype.c: New file.
1032 * gengtype.h: New file.
1033 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
1034 the standard names. Remove some now-unnecessary prototypes.
1035 * integrate.c: Use gengtype for various structures. Include
1037 (mark_hard_reg_initial_vals): Delete.
1038 * integrate.h (mark_hard_reg_initial_vals): Delete.
1039 * stmt.c: Use gengtype for various structures. Include
1041 (mark_case_node): Delete.
1042 (mark_goto_fixup): Delete.
1043 (mark_stmt_status): Use standard gt_ggc names for marker functions.
1044 * system.h: Define GTY to empty. In flex/bison files,
1045 don't poison malloc or realloc, instead just define them to
1046 xmalloc and xrealloc.
1047 * varasm.c: Use gengtype for various structures. Include
1048 gt-varasm.h. Use standard gt_ggc names for marker functions.
1049 (mark_pool_constant): Delete.
1050 (mark_varasm_status): Delete.
1051 (decode_rtx_const): #if 0 out non-typesafe hack.
1053 * function.h (free_lang_status): Mark as obsolete.
1054 * function.c (free_lang_status): Mark as obsolete.
1055 * c-decl.c (push_c_function_context): Use GC to allocate and free
1056 struct language_function.
1057 (pop_c_function_context): Likewise.
1058 * c-common.c (mark_c_language_function): Mark struct
1061 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
1062 Document that the machine_function structures must be allocated
1063 using GC. Update mark_machine_status documentation.
1064 * function.h: Don't declare free_machine_status.
1065 * function.c (free_machine_status): Don't define.
1066 (free_after_compilation): Don't call free_machine_status.
1067 (ggc_mark_struct_function): Mark f->machine. Call
1068 mark_machine_status only on non-NULL pointers.
1069 * system.h: Poison free_machine_status.
1070 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
1071 struct machine_function.
1072 (xtensa_free_machine_status): Delete.
1073 (override_options): Don't set free_machine_status.
1074 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1075 free_machine_status.
1076 (rs6000_init_machine_status): Use GC on struct machine_function.
1077 (rs6000_free_machine_status): Delete.
1078 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
1080 (ia64_mark_machine_status): Likewise.
1081 (ia64_free_machine_status): Delete.
1082 (ia64_override_options): Don't set free_machine_status.
1083 * config/i386/i386.c (override_options): Don't set
1084 free_machine_status.
1085 (ix86_init_machine_status): Use GC on struct machine_function.
1086 (ix86_mark_machine_status): Likewise.
1087 (ix86_free_machine_status): Delete.
1088 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
1090 (d30v_mark_machine_status): Likewise.
1091 (d30v_free_machine_status): Delete.
1092 (d30v_init_expanders): Don't set free_machine_status.
1093 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
1095 (arm_init_machine_status): Likewise.
1096 (arm_free_machine_status): Delete.
1097 (arm_init_expanders): Don't set free_machine_status.
1098 * config/alpha/alpha.c (override_options): Don't set
1099 free_machine_status.
1100 (alpha_init_machine_status): Use GC on struct machine_function.
1101 (alpha_mark_machine_status): Likewise.
1102 (alpha_free_machine_status): Delete.
1104 * varasm.c (compare_constant): Fix typo.
1106 * varasm.c: Don't include obstack.h.
1107 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
1108 (struct rtx_const): Give substructures names, improve formatting.
1109 (struct constant_descriptor): Delete.
1110 (struct constant_descriptor_tree): New, based on constant_descriptor.
1111 (const_hash_table): Is a hash table of trees.
1112 (mark_const_hash_entry): Is used for hashes of trees. Mark
1113 constant_descriptor_tree structure.
1114 (mark_const_str_htab_1): Mark deferred_string structure.
1115 (compare_constant): Rewrite to compare trees.
1116 (compare_constant_1): Delete.
1117 (record_constant): Delete.
1118 (record_constant_1): Delete.
1119 (output_constant_def): Use struct constant_descriptor_tree.
1120 Don't duplicate trees twice.
1121 (struct constant_descriptor_rtx): New.
1122 (struct pool_constant): Used for rtx constants.
1123 (init_varasm_status): Update for change to struct varasm_status.
1124 (mark_varasm_status): Likewise.
1125 (free_varasm_status): Delete.
1126 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
1127 (record_constant_rtx): Likewise.
1128 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
1129 (force_const_mem): Likewise.
1130 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
1131 * function.c (free_after_compilation): Don't use free_varasm_status.
1132 * function.h: Don't prototype free_varasm_status.
1134 * ggc-common.c (ggc_realloc): Handle X being NULL.
1136 * ggc-common.c (ggc_realloc): New function.
1137 * ggc.h: Prototype it.
1138 * emit-rtl.c (free_emit_status): Delete.
1139 (init_emit): Allocate emit subarrays using GC.
1140 (gen_reg_rtx): Reallocate subarrays using GC.
1141 (init_emit): Use GC to allocate 'struct emit_status' and its
1143 (mark_emit_status): Mark structure and its subarrays.
1144 * stmt.c (free_stmt_status): Delete.
1145 * expr.c (free_expr_status): Delete.
1146 * function.h: Remove prototypes for deleted functions.
1147 * function.c (free_after_compilation): Don't use deleted functions.
1148 Don't call free() on x_parm_reg_stack_loc.
1149 (free_after_parsing): Don't use free_stmt_status.
1150 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
1151 (mark_function_status): Mark x_parm_reg_stack_loc.
1153 * varasm.c (init_varasm_status): Use GC to allocate
1154 'struct varasm_status' and its fields x_const_rtx_hash_table
1155 and x_const_rtx_sym_hash_table.
1156 (mark_varasm_status): Mark them.
1157 (free_varasm_status): Use GC to free them.
1158 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
1159 (mark_expr_status): Mark the structure itself.
1160 (free_expr_status): Use GC to free the structure.
1161 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
1162 (mark_stmt_status): Mark the 'struct stmt_status' itself.
1163 (init_stmt_for_function): Allocate the structure for GC.
1165 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
1166 (equate_type_number_to_die): Likewise.
1167 * tree.h (TYPE_SYMTAB_DIE): New macro.
1168 (struct die_struct): Predeclare.
1169 (struct tree_type): Add field symtab.die. Add a tag
1170 to the union type of field symtab.
1172 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
1173 'struct rtvec_def *', not 'struct rtvec_def'.
1175 * function.h (original_arg_vector): Make a real rtvec.
1176 * function.c (ggc_mark_struct_function): Adjust.
1177 * integrate.c (expand_inline_function): Adjust.
1179 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
1181 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
1182 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
1183 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
1184 (TARGET_VERSION_CPU): Define according to the
1186 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
1188 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
1189 if TARGET_SHMEDIA64.
1190 (LINK_DEFAULT_CPU_EMUL): Define according to the
1192 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
1193 (SUBTARGET_LINK_SPEC): Define.
1194 (LINK_SPEC): Use SH_LINK_SPEC.
1196 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
1197 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
1198 and TARGET_SHMEDIA64 which abort, for now.
1199 * config/sh/t-netbsd-sh5: New file.
1200 * config/sh/t-netbsd-sh5-32: New file.
1201 * config/sh/t-netbsd-sh5-64: New file.
1203 2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
1204 Richard Henderson <rth@redhat.com>
1206 * config/alpha/alpha.c (reg_or_const_int_operand): New.
1207 (some_operand, input_operand): Accept CONST_VECTOR.
1208 (alpha_extra_constraint): Add 'W'.
1209 (alpha_expand_zap_mask): New.
1210 (alpha_expand_builtin_vector_binop): New.
1211 (enum alpha_builtin): New.
1212 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
1213 (alpha_init_builtins, alpha_expand_builtin): New.
1214 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
1215 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
1216 (PREDICATE_CODES): Update.
1217 * config/alpha/alpha-protos.h: Update.
1218 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
1219 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
1220 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
1221 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
1222 (movv2si, movv2si_fix, movv2si_nofix): New.
1223 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
1224 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
1225 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
1226 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
1227 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
1228 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
1229 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
1230 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
1231 builtin_unpkbw, unpkbw): New.
1232 * doc/extend.texi (Alpha Built-in Functions): New.
1234 2002-06-03 Richard Henderson <rth@redhat.com>
1236 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
1237 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
1239 2002-06-03 Richard Henderson <rth@redhat.com>
1241 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
1243 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
1244 (const0_operand): New.
1245 (reg_or_fp0_operand, fp0_operand): Remove.
1246 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1247 * config/alpha/alpha-protos.h: Update.
1248 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
1249 and fp0_operand with reg_or_0_operand and const0_operand.
1251 2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1253 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
1255 2002-06-03 Roger Sayle <roger@eyesopen.com>
1257 * gcse.c (cprop_jump): Use single_set to get the pattern
1258 from the setcc argument.
1260 2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
1262 * diagnostic.h (diagnostic_count): Move from output_buffer to
1264 (diagnostic_kind_count): Adjust definition.
1266 Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
1268 * except.c (except.c): Do not rebuild CFG.
1269 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
1272 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
1274 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
1275 * toplev.c: Include cfglahout.h
1276 * Makefile.in (toplev.c): Add dependnecy.
1278 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
1280 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
1281 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
1282 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
1284 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
1286 * config/ns32k/netbsd.h: Update copyright years.
1287 (TARGET_OS_CPP_BUILTINS): Define.
1288 (CPP_PREDEFINES): Remove.
1289 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
1290 (TARGET_CPU_CPP_BUILTINS): Define.
1292 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
1294 * emit-rtl.c: Fix formatting.
1295 * errors.h: Likewise.
1296 * except.c: Likewise.
1297 * explow.c: Likewise.
1298 * expmed.c: Likewise.
1302 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
1304 * config/h8300/elf.h: Fix formatting.
1305 * config/h8300/rtems.h: Likewise.
1307 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
1309 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
1311 2002-06-02 Tom Tromey <tromey@redhat.com>
1313 * fixinc/fixincl.x: Rebuilt.
1314 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
1316 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1319 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
1320 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
1324 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
1326 * final.c (final): Allow notes to not have computed addresses;
1327 kill no longer needed STACK_REGS ifdef.
1329 2002-06-02 Richard Henderson <rth@redhat.com>
1331 * gcse.c (bypass_conditional_jumps): Fix typo last change.
1333 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1335 * loop.c (emit_prefetch_instructions): Properly place the address
1338 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
1340 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
1341 (set_block_for_insn): Turn into macro.
1342 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
1343 * cfglayout.c (insn_scopes): Kill.
1344 (scope_to_insns_initialize): Do not use insn_scopes.
1345 (scope_to_insns_finalize): Likewise.
1346 (duplicate_insn_chain): Likewise.
1347 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
1348 * cfgrtl.c (basic_block_for_insn): Kill.
1349 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
1350 (create_basic_block_structure): Use reorder_insns.
1351 (compute_bb_for_insn): Do not use basic_block_for_insn.
1352 (merge_blocks_nomove): Likewise.
1353 (update_bb_for_insn): Likewise.
1354 (verify_flow_info): Likewise.
1355 (set_block_for_insn): Kill.
1356 * combine.c (try_combine): Update gen_rtx_INSN call.
1357 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
1358 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
1360 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
1361 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
1363 (emit_insns_after): Simplify.
1364 (emit_copy_of_insn_after): Copy scope.
1365 * final.c (final_start_function): Lower scopes.
1366 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
1367 * integrate.c (copy_insn_list): Cope scopes.
1368 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
1369 * loop.c (loop_optimize): Do not care block notes.
1370 * print-rtl.c (print_rtx): Print BB.
1371 * recog.c (apply_change_group): Simplify.
1372 * rtl.c (copy_rtx): Handle 'B'.
1373 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
1374 * rtl.h (Field accessors): Update indexes.
1375 * sched-ebb.c (schedule_ebbs): Do not lower notes.
1376 * sched-rgn.c (schedule_insns): Likewise.
1377 * toplev.c (rest_of_compilation): Lower notes.
1378 * unroll.c (unroll_loop): Do not care scoping notes.
1379 (copy_loop_body): Copy scopes.
1381 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1384 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
1386 * rtems.h: Similarly.
1387 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
1388 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1389 (TARGET_CPU_CPP_BUILTINS): Use.
1391 2002-06-02 Richard Henderson <rth@redhat.com>
1393 * alias.c: Include target.h.
1394 (mark_constant_function): Use targetm.binds_local_p instead
1395 of checking TREE_PUBLIC ourselves.
1396 * Makefile.in (alias.o): Add TARGET_H.
1398 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1400 * c-lex.c: Update copyright and file description.
1402 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1404 * config/fr30/fr30.h: Update to new CPP macros.
1406 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1408 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
1410 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1411 Zack Weinberg <zack@codesourcery.com>
1413 * c-common.c (c_common_init): Override cpplib's default
1414 warn_long_long setting.
1415 * c-lex.c (lex_number): Replace with interpret_integer,
1416 interpret_float, narrowest_unsigned_type and
1417 narrowest_signed_type, taking advantage of the new
1418 cpplib functionality.
1419 * cpperror.c (_cpp_begin_message): If a warning is turned
1420 into an error, avoid printing "warning:".
1421 * cppexp.c (cpp_num_sign_extend): New.
1422 * cppinit.c: Update comment.
1423 * cpplib.h (cpp_num_sign_extend): New.
1424 * tree.h: Update comment.
1426 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
1428 * diagnostic.h (struct diagnostic_context): Add new member
1430 (internal_error_function): Remove declaration.
1431 * diagnostic.c (internal_error_function): Remove definition..
1432 (internal_error): Adjust use.
1434 2002-06-02 Richard Henderson <rth@redhat.com>
1436 * rtl.h (CC0_P): New.
1437 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
1438 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
1439 (bypass_block): Save old dest block for dump text.
1440 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
1441 Allow only true SET insns, not single_set.
1443 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
1445 * diagnostic.c (diagnostic_finish): Rename to output_flush.
1446 (clear_disgnostic_info): Rename to output_clear_data. Use false
1447 instead of 0 for boolean value.
1448 Adjust function call throughout.
1450 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
1452 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
1453 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
1455 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1457 * d30v.h (CPP_PREDEFINES): Replace with
1458 (TARGET_CPU_CPP_BUILTINS): New.
1460 2002-06-02 Roger Sayle <roger@eyesopen.com>
1462 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
1464 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
1466 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
1468 2002-06-02 Richard Henderson <rth@redhat.com>
1470 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
1472 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
1474 Support for C++ constructors/destructors.
1475 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
1476 instead of looping if main() returns.
1477 (asm_file_start): Output global symbols that cause .data and .bss
1478 initialization code to be linked in, unconditionally for now.
1479 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
1480 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
1481 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1483 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
1484 (__tablejump__): New.
1485 (__do_copy_data, __do_clear_bss): New.
1486 (__do_global_ctors, __do_global_dtors): New.
1487 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
1490 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1492 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
1493 (CPP_SPEC, CPP_PREDEFINES): Kill.
1494 * c4x/rtems.h (CPP_PREDEFINES): Kill.
1495 (TARGET_OS_CPP_BUILTINS): New.
1497 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
1499 * Makefile.in (tracer.o): New.
1500 * params.def (TRACER_*): New options.
1501 * rtl.h (tracer): Declare.
1502 * timevar.def (TV_TRACER): New.
1503 * toplev.c (dump_file_index): Add DFI_tracer.
1504 (dump_file_info): Add tracer.
1506 (lang_indepdenent_options): Add tracer.
1507 (rest_of_compilation): Call tracer.
1508 * tracer.c: New file.
1509 * invoke.texi (-ftracer): Document.
1510 (--param tracer-*): Document.
1512 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
1514 * tree-inline.c (expand_call_inline): Make the statement
1515 expression we generate have a COMPOUND_STMT.
1517 2002-06-01 Roger Sayle <roger@eyesopen.com>
1519 * gcse.c (cprop_cc0_jump): Function deleted.
1520 (cprop_jump): Take an additional argument which is the possibly
1521 NULL cc setting insn immediately before the conditional jump.
1522 When a MODE_CC set is present, substitute it into the JUMP_INSN
1523 before attempting the constant propagation.
1524 (cprop_insn): Recognize cc setters followed by conditional jumps
1525 as a special case. Use cprop_jump instead of cprop_cc0_jump.
1526 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
1527 (find_bypass_set): New function based upon find_avail_set used by
1528 cprop, but finds constant expressions available at the end of
1530 (bypass_block): New function. Given a basic block that begins
1531 with a conditional jump and multiple incoming edges, perform
1532 the jump bypass optimization.
1533 (bypass_conditional_jumps): New function. Call bypass_block with
1534 each suitable basic block in the CFG using a simple single pass.
1536 2002-06-01 Roger Sayle <roger@eyesopen.com>
1538 * tree.c (real_minus_onep): New function to test for -1.0.
1539 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
1541 2002-06-01 Roger Sayle <roger@eyesopen.com>
1543 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
1544 and "!p && !q" into "(p|q) == 0" under suitable conditions.
1546 2002-06-01 Andreas Jaeger <aj@suse.de>
1548 * cppexp.c (cpp_classify_number): Cast precission to int for
1549 correct printf format.
1551 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
1553 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
1554 expected, but don't really exist: atmega83, atmega85, attiny10.
1555 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
1556 emulations for all devices.
1557 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
1558 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
1560 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
1562 * config/h8300/h8300-protos.h: Add a prototype for
1563 h8300_shift_needs_scratch_p.
1564 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
1565 * config/h8300/h8300.h (OK_FOR_R): New.
1566 (OK_FOR_S): Likewise.
1567 (OK_FOR_T): Likewise.
1568 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
1569 * config/h8300/h8300.md (anonymous shift patterns): Use
1570 constraints R, S, and T.
1572 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1574 * basic-block.h (struct basic_block_def): New field loop_father.
1575 (BB_VISITED): New flag.
1576 (struct loop): New field pred, removed field shared.
1577 (struct loops): New field parray.
1578 (LOOP_EXITS_DOMS): Removed.
1579 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
1580 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
1581 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
1582 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
1583 verify_loop_structure): Declare.
1584 * cfg.c (entry_exit_blocks): Initialize loop_father field.
1585 * cfganal.c (dfs_enumerate_from): New function.
1586 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
1587 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1588 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
1589 flow_loop_dump, flow_loops_dump, flow_loops_free,
1590 flow_loop_tree_node_add, flow_loop_level_compute,
1591 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
1592 flow_loop_outside_edge_p): Modified for new infrastructure.
1593 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
1594 redirect_edge_with_latch_update, flow_loop_free): New static functions.
1595 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
1596 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
1597 find_common_loop, verify_loop_structure, loop_latch_edge,
1598 loop_preheader_edge): New functions.
1599 (flow_loops_cfg_dump): Do not show dominators, as this information
1600 does not remain up to date long.
1601 (flow_loops_find): Store results in new format.
1602 * predict.c (propagate_freq, estimate_probability,
1603 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
1606 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
1608 * except.c (nothrow_function_p): Walk epilogue delay list
1609 checking the insn, not the chain for potential throws.
1611 2002-05-31 Zack Weinberg <zack@codesourcery.com>
1613 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
1614 (install): Refer to install-cpp directly.
1615 (uninstall-cpp): Folded into uninstall rule.
1616 * configure.in: Delete all code relating to --disable-cpp.
1617 * configure: Regenerate.
1618 * config/t-install-cpp: Delete.
1620 2002-05-31 Richard Henderson <rth@redhat.com>
1622 * configure.in (HAVE_AS_TLS): Add alpha tests.
1623 * configure: Rebuild.
1624 * config/alpha/alpha.c (TARGET_AS_TLS): New.
1625 (alpha_tls_size, alpha_tls_size_string): New.
1626 (overide_options): Set it. Always install machine_status hooks.
1627 (input_operand): Accept got tls predicates.
1628 (local_symbol_p): Merge into ...
1629 (local_symbolic_operand): ... here. Reject tls symbols.
1630 (global_symbolic_operand): Likewise.
1631 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
1632 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
1633 (tp16_symbolic_operand, tp32_symbolic_operand): New.
1634 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
1635 (alpha_encode_section_info): Handle TLS symbols.
1636 (alpha_strip_name_encoding): Likewise.
1637 (alpha_legitimate_address_p): Likewise.
1638 (alpha_legitimize_address): Likewise.
1639 (alpha_expand_mov): Early exit to avoid nop moves.
1640 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
1641 (alpha_init_machine_status, alpha_mark_machine_status,
1642 alpha_free_machine_status): Always define.
1643 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
1644 (print_operand, print_operand_address): Add TLS relocs.
1645 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
1646 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
1647 (TARGET_SWITCHES): Add -mtls-kernel.
1648 (alpha_tls_size, alpha_tls_size_string): New.
1649 (TARGET_OPTIONS): Add -mtls-size=.
1650 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1651 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
1652 (ASM_OUTPUT_LABELREF): Skip %.
1653 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
1654 (PREDICATE_CODES): Update.
1655 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
1656 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
1657 UNSPEC_TP, UNSPECV_SET_TP): New.
1658 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
1659 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
1660 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
1661 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
1662 (call_value_osf_2_er): Accept anything as op4.
1663 * config/alpha/alpha-protos.h: Update.
1664 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
1666 2002-05-31 Zack Weinberg <zack@codesourcery.com>
1668 * cppinit.c (append_include_chain): Always pay attention to
1669 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
1672 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
1674 * target.h: Fix formatting.
1675 * timevar.h: Likewise.
1676 * tlink.c: Likewise.
1677 * toplev.c: Likewise.
1678 * toplev.h: Likewise.
1680 * tree-dump.h: Likewise.
1682 * tree-inline.h: Likewise.
1683 * unroll.c: Likewise.
1684 * unwind-dw2.c: Likewise.
1685 * unwind-dw2-fde.c: Likewise.
1686 * unwind-dw2-fde-glibc.c: Likewise.
1687 * unwind-dw2-fde.h: Likewise.
1688 * unwind.h: Likewise.
1689 * unwind-sjlj.c: Likewise.
1690 * varasm.c: Likewise.
1691 * varray.h: Likewise.
1692 * vmsdbg.h: Likewise.
1693 * vmsdbgout.c: Likewise.
1694 * xcoffout.h: Likewise.
1696 2002-05-31 Igor Shevlyakov <igor@microunity.com>
1698 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
1699 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
1701 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
1703 * gcc.c (cpp_unique_options): Remove "-d" options.
1704 (cpp_debug_options): New spec string.
1705 (default_compilers): Use it.
1706 * objc/lang-specs.h: Likewise.
1708 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
1710 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
1711 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
1712 * gcc/mklibgcc.in: Likewise.
1713 * gcc/config/arc/t-arc: Likewise.
1714 * gcc/configure.in: Likewise.
1715 * gcc/configure: Regenerate.
1717 2002-05-31 Stan Shebs <shebs@apple.com>
1718 Turly O'Connor <turly@apple.com>
1720 * c-decl.c (struct binding_level): Change int field n_incomplete
1721 to tree list incomplete_list.
1722 (clear_binding_level): Init field with NULL.
1723 (pushdecl): Add incomplete type to list.
1724 (mark_binding_level): Mark the incomplete list.
1725 (finish_struct): Scan the incomplete list for types instead
1726 of all decls in the current binding level.
1728 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1730 * pa.c (output_millicode_call): Add missing '%' characters.
1731 (output_call): Likewise.
1733 2002-05-31 David Edelsohn <edelsohn@gnu.org>
1735 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
1736 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
1738 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
1740 * varasm.c (mark_constant_pool): Walk epilogue delay list
1741 checking the insn, not the chain for potential constants.
1743 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
1745 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
1747 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
1749 * i386.c (classify_argument): Properly handle base types.
1751 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
1752 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
1755 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1757 * gcse.c (gcse_emit_move_after): New.
1758 (pre_delete, hoist_store): Use it.
1760 * reload1.c (emit_input_reload_insns): Use constrain_operands
1761 instead of constraint_accepts_reg_p to verify optimization.
1762 (constraint_accepts_reg_p): Kill
1764 * reload1.c (reload_cse_delete_noop_set): Kill.
1765 (reload_cse_simplify): use delte_insn_and_edges.
1767 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1769 * cfgloop.c (flow_loops_find): Initialize first and last fields
1772 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
1774 * c-common.c (builtin_define_std): Correct logic.
1776 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1778 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
1779 (output_call): Likewise.
1781 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1783 * pa.c: Move output.h include after tree.h include.
1784 (pa_asm_output_mi_thunk): Constify identifier lab.
1786 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1788 * config/ns32k/ns32k.h: Define named constants for the
1789 bits in target_flags and use them.
1790 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
1792 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1794 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
1795 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
1796 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
1797 default scheduling model.
1798 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
1799 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
1800 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
1801 * doc/install.texi (hppa*-*-*): Document default scheduling.
1803 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1805 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
1807 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1809 * config.gcc (ns32k-*-netbsd*): Set tm_file to
1810 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
1811 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
1812 netbsd.h, or netbsd-aout.h.
1814 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1816 * longlong.h (count_trailing_zeros): Add missing \, and clean up
1817 whitespace in __ns32000__ case.
1819 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
1821 * expr.c (expand_expr): Output partially zeroed out vectors with
1822 output_constant_def.
1824 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
1826 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
1828 (shl*-*-netbsdelf*): New targets.
1829 * config/sh/netbsd-elf.h: New file.
1830 * config/sh/t-netbsd: New file.
1832 2002-05-30 Richard Henderson <rth@redhat.com>
1833 Eric Botcazou <ebotcazou@multimania.com>
1835 PR optimization/6822
1836 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
1837 to unsigned int for op1 comparisons. Use gen_int_mode.
1839 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
1841 * expmed.c (const_mult_add_overflow_p): New.
1842 * expr.h: Declare it.
1843 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
1844 Don't eliminate the biv if the giv has a constant multiplier and
1845 the rhs argument of the comparison does satisfy the predicate.
1846 Use expand_mult_add to compute the replacement constant.
1848 2002-05-30 Osku Salerma <osku@iki.fi>
1850 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
1851 (c_common_get_alias_set): Handle it.
1852 * doc/extend.texi: Document it.
1854 2002-05-30 Richard Henderson <rth@redhat.com>
1856 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
1857 * toplev.c (process_options): Don't check it.
1858 * doc/tm.texi: Don't document it.
1859 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
1860 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
1861 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
1862 frame pointer optimization if current_function_profile.
1864 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
1866 * langhooks.c: Fix formatting.
1867 * langhooks.h: Likewise.
1869 * libgcc2.c: Likewise.
1870 * lists.c: Likewise.
1871 * local-alloc.c: Likewise.
1875 2002-05-30 Marc Espie <espie@openbsd.org>
1877 * config.gcc (sparc64-*-openbsd*): New.
1878 * config/sparc/openbsd1-64.h: New.
1879 * config/sparc/openbsd64.h: New.
1881 2002-05-30 Jeff Law <law@redhat.com>
1883 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
1884 a dead insn with a REG_RETVAL note when the entire libcall is not
1885 dead and remove the associated REG_LIBCALL note at the same time.
1887 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
1889 * lcm.c (output.h): #include.
1890 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
1891 as an ordinary block.
1892 (optimize_mode_switching): Don't pretend that the exit block is
1893 an ordinary block, or handle sucessors of entry block specially.
1894 Instead, split edges from entry block and to exit block, and
1895 put a computing definition on the thus gained post-entry-block,
1896 and a need on the pre-exit-block.
1898 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
1900 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
1901 * rtl.texi: Document 'B'
1903 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
1905 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
1907 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
1909 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
1911 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1912 const0_rtx instead of NULL_RTX when in error.
1913 (altivec_expand_abs_builtin): Same.
1914 (rs6000_expand_binop_builtin): Same.
1915 (altivec_expand_predicate_builtin): Same.
1916 (altivec_expand_stv_builtin): Same.
1917 (rs6000_expand_ternop_builtin): Same.
1918 (altivec_expand_builtin): Same.
1920 2002-05-29 David S. Miller <davem@redhat.com>
1922 * rtl.h (clear_emit_caches): Delete.
1923 * integrate.c (output_inline_function): Don't call it.
1924 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
1925 (clear_emit_caches): Delete definition.
1926 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
1928 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
1930 * config/mmix/mmix.c: Include real.h.
1931 (mmix_constant_address_p): Remove redundant test before switch.
1933 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
1935 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
1936 only if not already defined.
1938 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
1940 * config/h8300/h8300-protos.h: Remove prototypes for
1941 ok_for_bclr and small_power_of_two.
1942 * config/h8300/h8300.c (small_power_of_two): Remove.
1943 (ok_for_blcr): Likewise.
1944 (fix_bit_operand): Make WHAT deal with an integer instead of a
1945 constraint character.
1946 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
1947 (CONST_OK_FOR_P): Likewise.
1948 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
1949 CONST_OK_FOR_P any more.
1950 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
1955 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
1957 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
1958 (CPP_PREDEFINES): Make sure this is undefined.
1959 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
1960 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
1961 or -U__MIPSEB__ before defining one or the other. Instead,
1962 use %(subtarget_endian_default) if neither -EB nor -EL are
1964 (SUBTARGET_EXTRA_SPECS): Define.
1965 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
1968 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
1970 * doc/md.texi (Patterns): Note pattern condition pitfall
1973 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
1975 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
1976 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
1977 ternary operations from here...
1978 (rs6000_expand_builtin): ...to here.
1979 New argument expandedp.
1980 Change all instances of altivec_expand_binop_builtin to
1981 rs6000_expand_binop_builtin.
1982 (altivec_expand_unop_builtin): Rename to
1983 rs6000_expand_unop_builtin.
1984 (altivec_expand_binop_builtin): Rename to
1985 rs6000_expand_binop_builtin.
1986 (altivec_expand_ternop_builtin): Rename to
1987 rs6000_expand_ternop_builtin.
1989 2002-05-29 Richard Henderson <rth@redhat.com>
1991 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
1992 (TARGET_BI_ARCH): Likewise.
1993 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
1994 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
1995 (TARGET_64BIT_DEFAULT): Default to 0.
1996 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
1998 2002-05-29 Richard Henderson <rth@redhat.com>
2000 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
2001 (get_pc_thunk_name): New.
2002 (output_set_got): Use it.
2003 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
2004 into linkonce sections.
2006 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2008 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2009 (CPP_PREDEFINES): Make sure this is undefined.
2010 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
2011 (CPP_SUBTARGET_SPEC): Don't provide different versions for
2012 default-32 and default-64. Just always use %(netbsd_cpp_spec).
2013 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
2014 cpp_subtarget_spec64. Add netbsd_cpp_spec.
2015 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2016 (CPP_PREDEFINES): Make sure this is undefined.
2017 (SUBTARGET_EXTRA_SPECS): Define.
2018 (CPP_SPEC): Use %(netbsd_cpp_spec).
2020 2002-05-29 Jeff Law <law@redhat.com>
2022 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
2024 * flow.c (propagate_one_insn): Do not remove a dead insn if it
2025 contains a REG_RETVAL note.
2027 * haifa-sched (sched_analyze): Remove another useless clearing
2028 of SCHED_GROUP_P I missed yesterday.
2030 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
2031 * pa.c (pa_asm_output_mi_thunk): New function.
2032 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
2034 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2035 Marek Michalkiewicz <marekm@amelek.gda.pl>
2037 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
2038 (avr_asm_only_p): Make non-static.
2039 (enum avr_arch): Remove.
2040 (avr_arch_types): New.
2041 (avr_mcu_types): Update.
2042 (avr_override_options): Use avr_arch_types table instead of switch.
2043 * avr.h (CPP_PREDEFINES): Die.
2044 (avr_base_arch_macro, avr_extra_arch_macro): New.
2045 (TARGET_CPU_CPP_BUILTINS): New.
2046 (CPP_SPEC, EXTRA_SPECS): Simplify.
2047 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
2048 CPP_AVR5_SPEC): Die.
2050 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2052 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2053 NETBSD_OS_CPP_BUILTINS_AOUT.
2054 (SUBTARGET_EXTRA_SPECS): Define.
2055 (CPP_SPEC): Use %(netbsd_cpp_spec).
2057 2002-05-29 Richard Henderson <rth@redhat.com>
2059 * config/i386/i386.c (ix86_output_function_epilogue): New.
2060 (TARGET_ASM_FUNCTION_EPILOGUE): New.
2061 (pic_label_name): Remove.
2062 (pic_labels_used): New.
2063 (ix86_asm_file_end): Emit one pc load stub for each register used.
2064 (output_set_got): Generate deep pc load to any register.
2065 (ix86_select_alt_pic_regnum): New.
2066 (ix86_save_reg): Don't save pic register if we can find a valid
2067 call-clobbered replacement.
2068 (ix86_expand_prologue): If we found a valid replacement, renumber
2069 pic_offset_table_rtx.
2070 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
2071 pic_offset_table_rtx after reload.
2072 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
2073 * config/i386/i386.md (set_got): Make insn, not expander.
2074 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
2076 2002-05-29 Richard Henderson <rth@redhat.com>
2078 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
2079 alignment for alloca.
2081 2002-05-29 Richard Henderson <rth@redhat.com>
2083 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
2084 (print_operand_address): Only add rip for symbolic addresses
2085 for which we do not have another relocation type.
2087 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2089 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2090 (EXTRA_SPECS): Add netbsd_cpp_spec.
2091 (CPP_SPEC): Use %(netbsd_cpp_spec).
2092 (CPP_PREDEFINES): Remove.
2093 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2094 (EXTRA_SPECS): Define.
2095 (CPP_SPEC): Use %(netbsd_cpp_spec).
2096 (CPP_PREDEFINES): Remove.
2098 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2100 PR preprocessor/6844
2101 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
2104 2002-05-29 Eric Christopher <echristo@redhat.com>
2106 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
2107 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
2109 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
2111 * config/fr30/fr30.md: Remove previous restriction on splits.
2112 Enforce conformance through gen_lowpart and cont_int_operand.
2113 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
2114 as the assembler does not support ".bss".
2116 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2118 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2119 (CPP_PREDEFINES): Remove.
2120 (SUBTARGET_EXTRA_SPECS): Define.
2121 (CPP_SPEC): Use %(netbsd_cpp_spec).
2122 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2123 (CPP_PREDEFINES): Remove.
2124 (SUBTARGET_EXTRA_SPECS): Define.
2125 (CPP_SPEC): Use %(netbsd_cpp_spec).
2126 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
2127 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
2128 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
2129 Add netbsd_cpp_spec.
2130 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
2132 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2133 Zack Weinberg <zack@codesourcery.com>
2135 * cppexp.c (cpp_num): Move to cpplib.h.
2136 (CPP_ERROR): Remove.
2137 (interpret_float_suffix, interpret_int_suffix): New.
2138 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
2139 (cpp_classify_number, cpp_interpret_integer): New.
2140 (interpret_number): Remove.
2141 (eval_token): Update to use new routines.
2142 * cpphash.h (cpp_num_part): Move to cpplib.h.
2143 * cppinit.c (cpp_post_options): Set warn_long_long.
2144 * cpplib.h (struct cpp_options): Add warn_long_long.
2145 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
2146 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
2147 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
2148 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
2149 cpp_interpret_integer): New.
2151 2002-05-29 Joel Sherrill <joel@OARcorp.com>
2153 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
2155 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2157 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2158 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
2159 (CPP_SUBTARGET_SPEC): Define.
2160 (SUBTARGET_EXTRA_SPECS): Define.
2163 2002-05-29 Chris Lattner <sabre@nondot.org>
2165 * ssa.c (rename_insn_1): Rename uses of undefined registers to
2166 prevent confusion if/when the register is defined.
2168 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
2171 * config/cris/cris.md: Fix typos and thinkos in comments.
2172 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
2174 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
2175 ("*mov_sideqi_mem"): Similar, but for operand 3.
2176 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
2177 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
2178 Remove spurious mode specifier on operand 2.
2180 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
2182 * config/h8300/h8300-protos.h: Remove the prototype for
2184 Add prototypes for single_one_operand and single_zero_operand.
2185 * config/h8300/h8300.c (o_operand): Remove.
2186 (single_one_operand): New.
2187 (single_zero_operand): Likewise.
2188 (print_operand): For 'V' operand, and the operand with 0xff.
2189 For 'V' and 'W' operands, do not and the bit position with 7.
2190 * config/h8300/h8300.md (various anonymous patterns): Replace
2191 use of exact_log2 with single_one_operand/single_zero_operand.
2193 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
2195 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2197 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
2199 * config/s390/s390.c (legitimate_pic_operand_p): Do not
2200 accept symbolic LARL operands.
2201 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
2204 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
2206 * config/s390/s390.md (cmpstr_64/31): Mark whole
2207 input registers as used.
2209 2002-05-28 Richard Henderson <rth@redhat.com>
2211 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
2212 not current_function_uses_pic_offset_table and
2213 current_function_uses_const_pool; examine current_function_profile.
2214 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
2215 input to blockage if needed.
2216 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
2217 (legitimize_pic_address): Likewise. Set regs_ever_live for
2218 pic_offset_table_rtx when invoked during reload.
2219 * config/i386/i386.h (FINALIZE_PIC): Remove.
2220 * config/i386/i386.md (tablejump): Reformat. Do not set
2221 current_function_uses_pic_offset_table.
2222 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
2223 (blockage): Accept anything as operand 0.
2225 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
2227 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
2228 common CPP built-ins for all NetBSD a.out targets.
2229 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
2230 common CPP built-ins for all NetBSD ELF targets.
2231 * config/netbsd.h: Add missing notice.
2232 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
2233 for all NetBSD targets.
2234 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
2235 for all NetBSD targets using an LP64 code model.
2236 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
2239 2002-05-28 Richard Henderson <rth@redhat.com>
2241 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
2242 update if UPDATE_LIFE_LOCAL.
2244 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2246 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
2248 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
2249 Jason R. Thorpe <thorpej@wasabisystems.com>
2251 config/sh reorganization to factor out endianness and coff:
2253 * config/sh/little.h: New file.
2254 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
2255 defined, define to 0 to select big-endian.
2256 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
2257 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2258 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2259 * config/sh/t-be: New file.
2260 * config/sh/t-le: New file.
2262 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
2263 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
2264 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
2265 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
2266 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2267 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
2268 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
2269 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
2270 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
2271 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
2272 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
2273 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
2274 (LINK_SPEC): Define to SH_LINK_SPEC.
2275 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
2276 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
2277 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
2278 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
2279 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
2280 * config/sh/coff.h: New file.
2281 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
2282 (TARGET_OBJFMT_CPP_BUILTINS): Define.
2283 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
2284 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
2285 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
2286 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
2287 (PTRDIFF_TYPE): Likewise.
2288 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
2289 (CPP_PREDEFINES): Don't define.
2290 (TARGET_OBJFMT_CPP_BUILTINS): Define.
2291 (LINK_SPEC): Define to SH_LINK_SPEC.
2292 (LINK_EMUL_PREFIX): Redefine.
2293 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
2294 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
2295 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
2296 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
2297 (TARGET_OS_CPP_BUILTINS): Define.
2298 (TARGET_DEFAULT): Redefine.
2299 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
2300 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
2301 (LINK_SPEC): Don't redefine.
2302 (LINK_DEFAULT_CPU_EMUL): Redefine.
2303 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2304 * sh.c (sh_asm_named_section): Don't declare / define.
2305 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
2306 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
2307 (sh64-*-elf* tm_file): Likewise.
2308 (sh-*-rtemself* tm_file): Likewise.
2309 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
2310 (sh-*-linux* tmake_file): Add sh/t-le.
2311 (sh-*-rtems* tm_file): Add sh/coff.h
2312 (sh-*-* tm_file): Likewise.
2314 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
2316 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
2317 CONSTANT_POOL_ADDRESS_P.
2319 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
2321 2002-05-28 David Edelsohn <edelsohn@gnu.org>
2322 Jeff Law <law@redhat.com>
2324 * optabs.c (expand_binop): Fix nwords sign warnings.
2325 generate pseudo for add_optab.
2327 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
2328 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
2330 2002-05-28 Marc Espie <espie@openbsd.org>
2332 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
2333 inherited from gas.h.
2334 (ASM_QUAD): Undef. OpenBSD does not support it.
2336 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
2338 * doc/install.texi (binaries): Change mingw binaries
2339 link to www.mingw.org.
2341 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2343 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
2345 2002-05-28 Richard Henderson <rth@redhat.com>
2347 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
2348 bottom alignment for leaf functions.
2350 2002-05-28 Zack Weinberg <zack@codesourcery.com>
2352 * config/pa/milli32.S, config/pa/lib1funcs.asm,
2353 config/sparc/sol2-g1.asm: Delete unused files.
2355 2002-05-28 Richard Henderson <rth@redhat.com>
2357 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
2359 * flow.c (calculate_global_regs_live): Rename call_used to
2360 invalidated_by_call. Initialize from regs_invalidated_by_call
2361 instead of call_used_regs.
2363 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
2366 2002-05-28 Zack Weinberg <zack@codesourcery.com>
2368 * tree.h: Don't include real.h.
2369 Forward-declare struct realvaluetype.
2370 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
2372 (TREE_REAL_CST_PTR): New accessor.
2373 (TREE_REAL_CST): Update.
2374 * real.h: Include machmode.h.
2375 (realvaluetype): Make it struct realvaluetype, not a typedef.
2376 (build_real): Prototype here.
2378 * tree.c: Include real.h.
2379 (build_real): Allocate the REAL_VALUE_TYPE as a separate
2380 object in GC memory, set TREE_REAL_CST_PTR to point to it.
2381 (build_real_from_int_cst): Use build_real.
2382 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
2385 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
2386 fold-const.c, print-tree.c, real.c: Include real.h.
2387 * Makefile.in: Update dependency lists.
2389 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2391 * basic-block.h (last_basic_block): Declare.
2392 (expunge_block_nocompact): Declaration removed.
2393 (compact_blocks): Declare.
2394 * cfg.c (last_basic_block): New variable.
2395 (expunge_block_nocompact): Removed.
2396 (expunge_block): Do not compact basic blocks.
2397 (compact_blocks): New.
2398 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
2400 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
2402 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
2403 real positions of blocks.
2404 (delete_unreachable_blocks): Simplified -- quadratic behavior now
2406 (cleanup_cfg): Compact blocks.
2407 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
2408 basic_block_info varray.
2409 (flow_delete_block): Comment update.
2410 (back_edge_of_syntactic_loop_p): Modify position check code.
2411 (verify_flow_info): Update checking.
2412 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
2413 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2414 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
2415 indices no longer change.
2416 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
2418 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
2419 * profile.c (branch_prob): Compact blocks.
2420 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
2423 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
2425 * config/h8300/h8300.md (two anonymous patterns): New.
2427 2002-05-28 David S. Miller <davem@redhat.com>
2429 * config/sparc/sparc.md (cpu): Tidy.
2430 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
2432 (in_call_delay): Delete reference to 'return' type.
2433 (eligible_for_return_delay, in_return_delay, define_delay
2434 referencing those): Delete.
2435 (rest of file): Use new type attributes as appropriate.
2436 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
2437 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
2438 * config/sparc/ultra1_2.md (us1_single): New reservation.
2439 (us1_ialuX): Likewise.
2440 * config/sparc/ultra3.md (us3_single): Likewise.
2441 (us3_ialuX): Likewise.
2442 (us3_imul, us3_idiv): Tweak.
2444 2002-05-28 Richard Henderson <rth@redhat.com>
2446 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
2449 2002-05-28 Richard Henderson <rth@redhat.com>
2451 * config.gcc: Obsolete mn10200.
2453 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
2455 * cppexp.c (interpret_number): Optimize for single-digit
2456 and less-than-half-precision cases.
2457 (num_trim, num_positive, num_div_op): Cast constants.
2459 2002-05-27 Bo Thorsen <bo@suse.de>
2461 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
2462 3.1 branch. The file was made by Jakub Jelinek.
2463 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
2464 support so multilib doesn't break. And don't define this at all
2465 when -Dinhibit_libc is used.
2466 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
2467 * config/i386/t-linux64: Implement full multilib support. Patch
2468 originally done by Andreas Jaeger and Jakub Jelinek.
2470 2002-05-27 Roger Sayle <roger@eyesopen.com>
2472 * c-common.c: Add support for __attribute__((nothrow)) to specify
2473 that a function cannot throw an exception (using TREE_NOTHROW).
2474 (handle_nothrow_attribute): New function to process this attribute.
2476 * doc/extend.texi: Document the new nothrow function attribute.
2478 2002-05-27 H.J. Lu (hjl@gnu.org)
2480 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
2481 (num_positive): Likewise.
2482 (num_div_op): Likewise.
2484 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2486 * c-common.c (c_common_init): Always use intmax_t.
2488 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2490 * c-common.c (c_common_init): Use intmax_t for now.
2492 2002-05-24 Andrew Haley <aph@redhat.com>
2494 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
2495 if T is a boolean type.
2497 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2499 * basic-block.h (last_basic_block): Defined as synonym for
2501 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
2502 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2503 flow_dfs_compute_reverse_init): Replaced relevant occurences of
2504 n_basic_blocks with last_basic_block.
2505 * cfgbuild.c (make_edges): Likewise.
2506 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
2507 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
2508 * combine.c (combine_instructions): Likewise.
2509 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
2510 iterative_dataflow_bitmap): Likewise.
2511 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2512 calc_idoms, idoms_to_doms): Likewise.
2513 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
2515 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
2516 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
2517 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
2518 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
2519 delete_null_pointer_checks, compute_code_hoist_vbeinout,
2520 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2521 compute_store_table, build_store_vectors): Likewise.
2522 * haifa-sched.c (sched_init): Likewise.
2523 * ifcvt.c (if_convert): Likewise.
2524 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
2525 pre_edge_lcm, compute_available, compute_nearerout,
2526 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
2528 * predict.c (estimate_probability, process_note_prediction,
2529 note_prediction_to_br_prob): Likewise.
2530 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
2531 * recog.c (split_all_insns, peephole2_optimize): Likewise.
2532 * regrename.c (copyprop_hardreg_forward): Likewise.
2533 * resource.c (init_resource_info): Likewise.
2534 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
2535 init_regions, schedule_insns): Likewise.
2536 * ssa-ccp.c (ssa_const_prop): Likewise.
2537 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2538 * ssa.c (compute_dominance_frontiers,
2539 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
2541 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
2542 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
2545 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2547 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
2549 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
2550 hoist_insn_after, hoist_insn_to_edge): New.
2552 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
2554 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
2555 (PROP_FINAL): Include.
2556 * flow.c (life_analysis, update_life_info,
2557 init_propagate_block_info, mark_set_1, mark_used_rgs):
2558 Support SCAN_DEAD_STORE.
2560 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2562 * c-common.c (c_common_init): Set CPP arithmetic precision.
2563 * cppexp.c (cpp_num_part): Move typedef ...
2564 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
2565 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
2566 (sanity_checks): Update.
2568 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
2570 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
2571 (mkheaders): New rule.
2572 (install-mkheaders): New rule.
2573 * configure.in (all_outputs): Add mkheaders.
2574 * configure: Regenerate.
2575 * mkheaders.in: New file.
2577 2002-05-26 Jakub Jelinek <jakub@redhat.com>
2579 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
2581 2002-05-26 Andreas Jaeger <aj@suse.de>
2583 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
2585 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
2587 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
2588 right_shift): Remove.
2589 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
2591 (struct op): Use cpp_num.
2592 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
2593 num_part_mul, num_unary_op, num_binary_op, num_negate,
2594 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
2595 num_div_op, num_lshift, num_rshift, append_digit): New.
2596 (interpret_number, parse_defined, eval_token, reduce): Update
2597 for two-integer arithmetic.
2598 (binary_handler): New typedef.
2600 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
2601 (_cpp_parse_expr, reduce): Update to handle two-integers.
2602 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
2604 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2606 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
2607 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
2608 branch insn into account, do not assume 1.
2609 (avr_out_sbxx_branch): New function. Optimize cases of skipping
2610 over single word insn. Handle upper half of I/O space too.
2611 * config/avr/avr.md (*sbrx_branch): Use it.
2612 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
2613 (*sbix_branch, *sbix_branch_bit7): Likewise.
2614 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
2615 Use RTL peepholes to optimize register operand sign tests.
2617 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2619 * config/avr/avr.c (avr_asm_only_p): New variable.
2620 (avr_override_options): Set it here if AVR1.
2621 (asm_file_start): Test it here, report an error if set.
2623 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
2625 * alias.c: Fix formatting.
2626 * attribs.c: Likewise.
2627 * bb-reorder.c: Likewise.
2628 * bitmap.c: Likewise.
2629 * bitmap.h: Likewise.
2630 * builtins.c: Likewise.
2632 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
2634 * reload.c (find_valid_class): Accept new argument DEST,
2635 choose class accordingly.
2636 (push_reload): Update callers.
2638 2002-05-26 Andreas Jaeger <aj@suse.de>
2640 * combine.c (combine_instructions): Do not indent #if for
2643 2002-05-25 Richard Henderson <rth@redhat.com>
2645 * c-pragma.c (apply_pragma_weak): Convert value identifier to
2646 string for decl_attributes.
2647 (handle_pragma_weak): Call assemble_alias if we're modifying
2650 2002-05-25 Richard Henderson <rth@redhat.com>
2653 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
2654 using rtl instead of fprintf.
2655 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
2656 * config/sparc/sparc-protos.h: Update.
2658 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2660 * Makefile.in (C_COMMON_H): Fix.
2661 Update other targets.
2662 * c-common.c: Don't include c-lex.h.
2663 (builtin_define_with_value): Make static and prototype.
2664 (builtin_define_std): Move from c-lex.h.
2665 * c-common.h (init_c_lex): Move from c-lex.h.
2666 * c-decl.c: Don't include c-lex.h.
2667 (make_pointer_declarator): Move from c-parse.in.
2668 * c-lex.c: Don't include c-lex.h.
2670 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
2671 (make_pointer_declarator): Move to c-decl.c.
2672 * c-pragma.c: Don't include c-lex.h.
2673 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
2674 * c-tree.h (make_pointer_declarator): New.
2676 * passes.texi, tm.texi: Update.
2678 * Make-lang.in: Update and correct.
2679 * objc-act.c: Don't include c-lex.h or cpplib.h.
2681 * treetree.c: Don't include c-lex.h.
2683 * darwin-c.c: Don't include c-lex.h.
2684 * c4x/c4x-c.c: Don't include c-lex.h.
2685 * c4x/t-c4x: Update.
2686 * i370/i370-c.c: Don't include c-lex.h.
2687 * i370/t-i370: Update.
2688 * i960/i960-c.c: Don't include c-lex.h.
2689 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
2690 * i960/t-960bare: Update.
2691 * i960/t-vxworks: Update.
2692 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
2693 * rs6000/t-darwin: Update.
2694 * rs6000/t-rs6000-c-rule: Update.
2695 * v850/v850-c.c: Don't include c-lex.h.
2696 * v850/v850.c: Don't include c-lex.h or cpplib.h.
2699 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
2701 * tree.def: Fix typos.
2702 * doc/install.texi: Likewise.
2704 2002-05-25 Richard Henderson <rth@redhat.com>
2706 * configure.in (HAVE_AS_TLS): Add ia64 test.
2707 * configure: Rebuild.
2708 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
2709 (override_options): Set it.
2710 (TARGET_HAVE_TLS): New.
2711 (sdata_symbolic_operand): Look for 's'.
2712 (tls_symbolic_operand): New.
2713 (ia64_expand_load_address): Abort for tls symbols.
2714 (gen_tls_get_addr): New.
2715 (gen_thread_pointer): New.
2716 (ia64_expand_move): Split out from movdi. Handle tls symbols.
2717 (rtx_needs_barrier): Add new unspecs.
2718 (ia64_encode_section_info): Handle tls symbols.
2719 (ia64_strip_name_encoding): Strip two encoding chars.
2720 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
2721 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
2722 (TARGET_OPTIONS): Add tls-size.
2723 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
2724 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
2725 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
2726 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
2727 (movsf, movdf): Likewise.
2728 (movdi_symbolic): Use match_scratch. Don't split if we won't
2729 have a scratch availiable.
2730 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
2731 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
2732 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
2733 * config/ia64/ia64-protos.h: Update.
2734 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2735 sdata_symbolic_operand.
2736 (ASM_OUTPUT_LABELREF): Strip two characters.
2738 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
2740 * combine.c (simplify_set): Remove an unnecessary subreg.
2742 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
2744 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
2746 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
2748 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
2750 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
2752 2002-05-25 Roger Sayle <roger@eyesopen.com>
2754 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
2755 (cond (compare x y) 0) into the equivalent (cond x y).
2757 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
2759 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
2761 2002-05-24 Zack Weinberg <zack@codesourcery.com>
2763 * config.gcc: Remove all stanzas for previously obsoleted
2764 systems. Where necessary, add explicit error stanzas to
2765 prevent removed systems from being misidentified as something
2766 else. Begin a fresh obsoletions list, with the systems that
2767 were reprieved last round.
2768 * doc/install.texi: Remove all mention of dead targets.
2769 * fixinc/mkfixinc.sh: Likewise.
2771 * config/arm/arm.h: Bit 31 of target_flags is no longer
2774 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
2775 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
2776 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
2777 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
2778 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
2779 config/alpha/osf12.h, config/alpha/osf2or3.h,
2780 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
2781 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
2782 config/clipper/clipper-protos.h, config/clipper/clipper.c,
2783 config/clipper/clipper.h, config/clipper/clipper.md,
2784 config/clipper/clix.h, config/convex/convex-protos.h,
2785 config/convex/convex.c, config/convex/convex.h,
2786 config/convex/convex.md, config/convex/fixinc.convex,
2787 config/convex/proto.h, config/elxsi/elxsi-protos.h,
2788 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
2789 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
2790 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
2791 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
2792 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
2793 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
2794 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
2795 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
2796 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
2797 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
2798 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
2799 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
2800 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
2801 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
2802 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
2803 config/m68k/altos3068.h, config/m68k/apollo68.h,
2804 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
2805 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
2806 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
2807 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
2808 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
2809 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
2810 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
2811 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
2812 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
2813 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
2814 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
2815 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
2816 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
2817 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
2818 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
2819 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
2820 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
2821 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
2822 config/mips/dec-osf1.h, config/mips/elflorion.h,
2823 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
2824 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
2825 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
2826 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
2827 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
2828 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
2829 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
2830 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
2831 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
2832 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
2833 config/ns32k/sequent.h, config/ns32k/tek6000.h,
2834 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
2835 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
2836 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
2837 config/sparc/rtems.h, config/we32k/we32k-protos.h,
2838 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
2841 2002-05-24 Richard Henderson <rth@redhat.com>
2843 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
2844 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
2845 * config/i386/i386.c (tls_model_chars): Add leading space.
2846 (tls_symbolic_operand): Don't bias by 1.
2847 (legitimize_address): Don't unbias by 1.
2849 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2851 * lcm.c (optimize_mode_switching): Change bb used as indices
2854 2002-05-24 Richard Henderson <rth@redhat.com>
2856 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
2857 of update_life_info_in_dirty_blocks.
2859 2002-05-24 Jakub Jelinek <jakub@redhat.com>
2862 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
2864 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
2866 PR preprocessor/6780
2867 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
2869 2002-05-24 Jim Blandy <jimb@redhat.com>
2871 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
2872 entry with a type code of zero, marking the end of the compilation
2875 2002-05-24 Richard Henderson <rth@redhat.com>
2877 * varasm.c (asm_output_bss): Always output one byte.
2878 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
2880 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2882 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
2885 2002-05-24 Andreas Jaeger <aj@suse.de>
2887 * ggc-page.c (alloc_page): Cast variables of type size_t to
2888 unsigned long, adjust printf format string.
2889 (ggc_alloc): Likewise.
2890 (ggc_print_statistics): Likewise.
2891 (ggc_print_statistics): Correct printf format string for SCALE to
2894 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2896 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
2898 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
2899 Zack Weinberg <zack@codesourcery.com>
2901 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
2903 * dwarf2out.c (lookup_filename): Properly quote filename in .file
2904 directive in assembly file.
2905 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
2906 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
2907 * config/pj/pj.h (ASM_FILE_START): Likewise.
2908 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
2909 * config/avr/avr.c (asm_file_end): Likewise.
2910 * toplev.c (output_quoted_string): Handle possibly signed plain
2912 * toplev.h (output_clean_symbol_name): Declare
2913 * toplev.c (output_clean_symbol_name): Define.
2914 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
2915 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
2917 2002-05-24 Alan Modra <amodra@bigpond.net.au>
2919 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
2921 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
2923 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
2924 of size of unsigned.
2926 2002-05-23 Richard Henderson <rth@redhat.com>
2928 * configure.in (HAVE_AS_TLS): New test.
2929 * config.in, configure: Rebuild.
2930 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
2931 (ix86_tls_dialect_string, ix86_tls_dialect): New.
2932 (override_options): Set it.
2933 (tls_model_chars, tls_symbolic_operand): New.
2934 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
2935 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
2936 (local_exec_symbolic_operand): New.
2937 (get_pic_label_name): Merge into output_set_got.
2938 (ix86_asm_file_end): Emit pic_label_name if defined.
2939 (legitimate_constant_p, constant_address_p): New.
2940 (legitimate_pic_operand_p): New.
2941 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
2942 (legitimate_address_p): Likewise.
2943 (ix86_encode_section_info): Rename from i386_; handle tls decls.
2944 (ix86_strip_name_encoding): New.
2945 (get_thread_pointer): New.
2946 (legitimize_address): Handle tls symbols.
2947 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
2949 (struct machine_function): Add some_ld_name.
2950 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
2951 (print_operand) [&]: Use it. Handle UNSPEC_TP.
2952 (output_addr_const_extra): New.
2953 (maybe_get_pool_constant): New.
2954 (ix86_split_to_parts): Use it.
2955 (ix86_expand_move): Handle tls symbols.
2956 (ix86_tls_get_addr): New.
2957 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
2958 (TARGET_OPTIONS): Add tls-dialect.
2959 (CONSTANT_ADDRESS_P): Use new out-of-line function.
2960 (LEGITIMATE_CONSTANT_P): Likewise.
2961 (LEGITIMATE_PIC_OPERAND_P): Likewise.
2962 (TARGET_STRIP_NAME_ENCODING): New.
2963 (ASM_OUTPUT_LABELREF): New.
2964 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
2965 (OUTPUT_ADDR_CONST_EXTRA): New.
2966 (PREDICATE_CODES): Update.
2967 (ix86_tls_dialect, ix86_tls_dialect_string): New.
2968 * config/i386/i386.md: Regroup and renumber unspec constants.
2969 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
2970 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
2971 (tls_global_dynamic, tls_local_dynamic_base): New.
2972 (tls_local_dynamic_once): New.
2973 * config/i386/i386-protos.h: Update.
2975 2002-05-23 Richard Henderson <rth@redhat.com>
2977 * genemit.c (gen_insn): Print file:lineno comment before function.
2979 * gensupport.c (struct queue_elem): Add filename member.
2980 (queue_pattern): Initialize it; update all callers.
2981 (process_include): Don't free filename.
2982 (read_md_rtx): Set read_rtx_filename.
2984 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
2986 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
2988 2002-05-23 Richard Henderson <rth@redhat.com>
2990 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
2992 2002-05-23 Richard Henderson <rth@redhat.com>
2994 * doc/extend.texi (C++98 Thread-Local Edits): Update with
2995 commentary from Mark.
2997 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2999 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
3000 Use FOR_EACH_BB macros to iterate over basic block chain.
3001 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
3002 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
3004 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
3005 find_unreachable_blocks, create_edge_list, verify_edge_list,
3006 remove_fake_edges, add_noreturn_fake_exit_edges,
3007 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
3009 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
3010 find_sub_basic_blocks): Likewise.
3011 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
3013 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
3015 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
3017 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
3018 commit_edge_insertions, commit_edge_insertions_watch_calls,
3019 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
3020 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
3021 * conflict.c (conflict_graph_compute): Likewise.
3022 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
3023 df_modified_p, df_refs_unlink, df_dump): Likewise.
3024 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
3025 * final.c (compute_alignments): Likewise.
3026 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
3027 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
3028 count_or_remove_death_notes): Likewise.
3029 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
3030 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
3031 classic_gcse, compute_transp, cprop, compute_pre_data,
3032 compute_transpout, invalidate_nonnull_info,
3033 delete_null_pointer_checks_1, delete_null_pointer_checks,
3034 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
3035 compute_store_table, build_store_vectors, store_motion): Likewise.
3036 * global.c (global_conflicts, mark_elimination): Likewise.
3037 * graph.c (print_rtl_graph_with_bb): Likewise.
3038 * haifa-sched.c (sched_init): Likewise.
3039 * ifcvt.c (if_convert): Likewise.
3040 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
3041 compute_available, compute_nearerout, compute_rev_insert_delete,
3042 optimize_mode_switching): Likewise.
3043 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
3044 * predict.c (estimate_probability, note_prediction_to_br_prob,
3045 propagate_freq, counts_to_freqs, expensive_function_p,
3046 estimate_bb_frequencies): Likewise.
3047 * profile.c (instrument_edges, get_exec_counts,
3048 compute_branch_probabilities, compute_checksum, branch_prob,
3049 find_spanning_tree): Likewise.
3050 * recog.c (split_all_insns, peephole2_optimize): Likewise.
3051 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
3053 * regclass.c (scan_one_insn, regclass): Likewise.
3054 * regmove.c (mark_flags_life_zones, regmove_optimize,
3055 record_stack_memrefs): Likewise.
3056 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
3057 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
3058 * resource.c (find_basic_block): Likewise.
3059 * sched-ebb.c (schedule_ebbs): Likewise.
3060 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
3061 find_single_block_region, find_rgns, schedule_insns)
3062 * sibcall.c (optimize_sibling_and_tail_recursive_call)
3063 * ssa-ccp.c (optimize_unexecutable_edges,
3064 ssa_ccp_df_delete_unreachable_insns): Likewise.
3065 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3066 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
3067 rename_block, convert_to_ssa, compute_conservative_reg_partition,
3068 compute_coalesced_reg_partition, rename_equivalent_regs,
3069 convert_from_ssa): Likewise.
3070 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
3071 process_for_unwind_directive): Likewise.
3073 * df.c (FOR_ALL_BBS): Removed.
3074 * gcse.c (struct null_pointer_info): Type of current_block field
3076 (struct reg_avail_info): Type of last_bb field changed.
3077 * config/ia64/ia64.c (block_num): Removed.
3078 (need_copy_state): Type changed.
3081 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3083 * cppinit.c (mark_named_operators): Split out from init_builtins.
3084 (cpp_finish_options): Call it from here instead.
3086 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
3088 * builtin-attrs.def: Update copyright years.
3089 (ATTR_NONNULL): New attribute identifier.
3090 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
3091 attribute tree lists.
3092 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
3094 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
3095 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
3096 attribute lists. Chain the appropriate nonnull attribute.
3097 * c-format.c (check_format_arg): Remove null format string
3099 * testsuite/gcc.dg/format/null-1.c: New test.
3101 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3103 * Makefile.in (ADAC): Define.
3105 (.SUFFIXES): Move before language makefile fragments.
3106 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
3108 2002-05-23 Mark Mitchell <mark@codesourcery.com>
3110 * varasm.c (make_decl_rtl): Don't allow weak variables to be
3113 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
3115 * cfg.c (dump_flow_info): Print results of
3116 maybe_hot/probably_never_executed predicates.
3117 * toplev.c (open_dump_file): Print function frequency.
3119 2002-05-23 David S. Miller <davem@redhat.com>
3121 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
3124 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
3126 * c-common.c (warn_nonnull): Declare.
3127 (c_common_attribute_table): Add "nonnull" attribute.
3128 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
3129 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
3130 check_function_arguments_recurse): New functions.
3131 * c-common.h (warn_nonnull): Declare extern.
3132 (check_function_arguments, check_function_arguments_recurse): New
3134 * c-decl.c (c_decode_option): Add -Wnonnull option.
3135 * c-format.c (set_Wformat): Set warn_nonnull if enabling
3137 (format_check_context): New structure.
3138 (check_format_info_recurse): Remove recursion and rename to...
3139 (check_format_arg): ...this. Update comment.
3140 (check_format_info): Use check_function_arguments_recurse.
3141 * c-typeck.c (build_function_call): Call check_function_arguments
3142 instead of check_function_format.
3143 * doc/extend.texi: Document "nonnull" attribute.
3144 * doc/invoke.texi: Docuemnt -Wnonnull option.
3145 * testsuite/gcc.dg/nonnull-1.c: New test.
3146 * testsuite/gcc.dg/nonnull-2.c: New test.
3148 2002-05-23 David S. Miller <davem@redhat.com>
3150 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
3151 * cfgcleanup.c (cleanup_cfg): If it is set do not
3152 attempt to delete trivially dead insns.
3153 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
3154 * toplev.c (rest_of_compilation): Document non-trivial aspect
3155 the RTL before optimize_save_area_alloca is run.
3157 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3159 * c-lex.c (indent_level): Remove.
3160 (cb_file_change, c_lex): Remove indent level handling.
3161 * c-lex.h (indent_level): Remove.
3162 * input.h (struct file_stack): Remove indent_level.
3163 * toplev.c (push_srcloc): Remove indent_level handling.
3165 2002-05-23 Jakub Jelinek <jakub@redhat.com>
3168 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
3169 of x in constraints for clarity.
3170 (sse_mov?fcc split): abort if op2 == op3.
3171 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
3172 sse_movsfcc_const0_4): Add earlyclobber.
3173 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3174 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
3175 Use Y instead of x in constraints.
3177 2002-05-23 Richard Henderson <rth@redhat.com>
3179 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
3180 (C++98 Thread-Local Edits): New subsection.
3182 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
3183 (ix86_arch): Set type to enum processor_type.
3185 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
3186 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
3188 2002-05-23 Jakub Jelinek <jakub@redhat.com>
3190 * configure.in: Fix as version test for binutils 2.12.1 releases
3192 * configure: Rebuilt.
3194 2002-05-23 Richard Henderson <rth@redhat.com>
3196 * config/i386/i386.c (get_pic_label_name): New.
3197 (load_pic_register): Remove.
3198 (output_set_got): New.
3199 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
3200 * config/i386/i386.md (UNSPEC_SET_GOT): New.
3201 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
3202 (prologue_set_got, prologue_get_pc): Remove.
3203 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
3204 (builtin_setjmp_receiver): Use gen_set_got.
3205 * config/i386/i386-protos.h: Update.
3207 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
3209 * gcse.c (hash_expr): Do not use alias set for hashing.
3211 2002-05-22 Kevin Buettner <kevinb@redhat.com>
3213 * dbxout.c (dbxout_class_name_qualifiers): New function.
3214 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
3216 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3218 * cpperror.c (_cpp_begin_message): No special casing
3220 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
3221 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
3222 * cpplib.c (do_include_common): Use DL_ERROR.
3223 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
3225 * fix-header.c (read_scan_file): Update.
3227 2002-05-22 Richard Henderson <rth@redhat.com>
3229 * config/i386/i386.c (ix86_expand_call): New function, extracted
3230 from md call patterns. Add pic_offset_table_rtx to
3231 CALL_INSN_FUNCTION_USAGE when needed.
3232 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
3233 (call_value_pop, call_value, untyped_call): Likewise.
3234 (call_exp, call_value_exp): Remove.
3235 * config/i386/i386-protos.h: Update.
3237 2002-05-22 Richard Henderson <rth@redhat.com>
3239 * varasm.c (default_section_type_flags): Check for VAR_DECL
3240 before using DECL_THREAD_LOCAL.
3242 2002-05-22 David Edelsohn <edelsohn@gnu.org>
3244 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
3245 (STARTFILE_SPEC): Delete PE crt0.o.
3246 * config/rs6000/aix51.h: Same.
3247 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
3248 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
3249 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
3250 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
3251 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
3253 2002-05-22 Richard Henderson <rth@redhat.com>
3255 * varasm.c (default_section_type_flags): Handle tls data and
3257 (default_unique_section): Handle tls sections.
3259 2002-05-23 Alan Modra <amodra@bigpond.net.au>
3261 * configure.in (CROSS): Define NATIVE_CROSS.
3262 * configure: Regenerate.
3263 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
3264 (startfile_prefix_spec): New var.
3265 (static_specs): Add startfile_prefix_spec.
3266 (do_spec_2): Split out from..
3268 (main): Process startfile_prefix_spec.
3269 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
3271 (STARTFILE_PREFIX_SPEC): Define.
3272 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
3275 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
3277 * cpperror.c: Fix formatting.
3278 * cppexp.c: Likewise.
3279 * cppfiles.c: Likewise.
3280 * cpphash.c: Likewise.
3281 * cpphash.h: Likewise.
3282 * cppinit.c: Likewise.
3283 * cpplex.c: Likewise.
3284 * cpplib.c: Likewise.
3285 * cppmacro.c: Likewise.
3286 * cppmain.c: Likewise.
3287 * cppspec.c: Likewise.
3289 2002-05-22 Jakub Jelinek <jakub@redhat.com>
3291 * combine.c (force_to_mode): Use gen_int_mode.
3292 Don't clear CONST_INT bits outside of mode.
3294 2002-05-22 Richard Henderson <rth@redhat.com>
3296 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
3297 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
3299 2002-05-22 Jakub Jelinek <jakub@redhat.com>
3302 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
3303 if DECL_SIZE_UNIT is INTEGER_CST.
3305 2002-05-22 Richard Henderson <rth@redhat.com>
3307 * flow.c (life_analysis): Delete broken reg_label check.
3309 2002-05-22 Richard Henderson <rth@redhat.com>
3311 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
3312 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
3314 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
3316 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
3317 (embed-bb.c): New rule.
3318 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
3319 * config/sh/embed_bb.c: Delete.
3321 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
3323 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
3325 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
3327 * config/h8300/h8300.md (*andorqi3): New.
3329 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
3331 PR preprocessor/6517
3332 * Makefile.in: Update.
3333 * c-common.c (c_common_post_options): Add preprocessor
3334 errors to the error count.
3335 * c-lang.c (c_post_options): Kill.
3336 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
3337 * hooks.h: Add header guards.
3338 * langhooks-def.h: Include hooks.h.
3339 (LANG_HOOKS_POST_OPTIONS): Update.
3340 * langhooks.h (struct lang_hooks): Update post_options.
3341 * toplev.c (parse_options_and_default_flags): Update.
3343 * objc-lang.c (objc_post_options): Kill.
3344 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
3346 2002-05-21 Bruce Korb <bkorb@gnu.org>
3348 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
3349 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
3350 * fixinc/fixincl.x: regen.
3352 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
3354 * cfgbuild.c: Fix formatting.
3356 * cfgcleanup.c: Likewise.
3357 * cfglayout.c: Likewise.
3358 * cfgloop.c: Likewise.
3359 * cfgrtl.c: Likewise.
3361 2002-05-21 Richard Henderson <rth@redhat.com>
3363 * c-common.h (enum rid): Add RID_THREAD.
3364 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
3365 (grokdeclarator): Grok __thread.
3366 * c-parse.in (reswords): Add __thread.
3367 (rid_to_yy): Add RID_THREAD.
3369 * tree.h (DECL_THREAD_LOCAL): New.
3370 (struct tree_decl): Add thread_local_flag.
3371 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
3372 * tree.c (staticp): TLS variables are not static.
3374 * target-def.h (TARGET_HAVE_TLS): New.
3375 * target.h (have_tls): New.
3376 * output.h (SECTION_TLS): New.
3377 * varasm.c (assemble_variable): TLS variables can't be common for now.
3378 (default_section_type_flags): Handle .tdata and .tbss.
3379 (default_elf_asm_named_section): Handle SECTION_TLS.
3380 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
3382 * flags.h (flag_tls_default): Declare.
3383 * toplev.c (flag_tls_default): Define.
3384 (display_help): Display help for it.
3385 (decode_f_option): Set it.
3387 * doc/extend.texi (Thread-Local): New node describing language-level
3388 thread-local storage.
3389 * doc/invoke.texi (-ftls-model): Document.
3391 * fixinc/inclhack.def (thread_keyword): New.
3392 * fixinc/fixincl.x: Rebuild.
3394 2002-05-21 Jeffrey A Law <law@redhat.com>
3396 * optabs.c (expand_binop): For double-word integer multiplies,
3397 do not compute intermediate results into something that is
3398 not a register (such as a SUBREG or MEM).
3400 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
3401 (ix86_sched_reorder): Make sure to initialize scheduling
3402 data even when there's only one insn in the ready queue.
3404 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
3406 * genautomata.c (reserv_sets_hash_value): Fix a typo.
3408 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
3410 * genautomata.c (reserv_sets_hash_value): Define hash_value as
3411 set_el_t. Transform the hash value into unsigned.
3412 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
3413 (transform_3): Add code to process `(A,B)+(D,E)'.
3415 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
3417 * reload1.c (do_output_reload): Run delete_output_reload
3420 2002-05-21 Roger Sayle <roger@eyesopen.com>
3423 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
3424 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
3425 (can_store_by_pieces): ... and here to limit the largest mode used.
3426 Add a comment to document this function.
3428 2002-05-21 Richard Henderson <rth@redhat.com>
3430 * flow.c (life_analysis): Fix test for deleted label.
3432 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
3434 * doc/tm.texi: Fix typo.
3436 2002-05-21 Zack Weinberg <zack@codesourcery.com>
3438 * c-common.c (c_common_init): Set options->unsigned_char from
3440 (cb_register_builtins): Define __STRICT_ANSI__ and
3441 __CHAR_UNSIGNED__ here...
3442 * cppinit.c (init_builtins): Not here.
3443 (cpp_create_reader): unsigned_char option defaults to 0, not
3444 !DEFAULT_SIGNED_CHAR.
3445 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
3446 and -funsigned-char.
3448 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
3449 * cpphash.c (_cpp_init_hashtable): Don't set it.
3450 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
3451 directly. Clarify comment.
3453 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3455 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
3456 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
3457 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
3458 BASIC_BLOCK (n_basic_blocks - 1).
3459 * cfganal.c (can_fallthru, flow_call_edges_add,
3460 flow_preorder_transversal_compute): Too.
3461 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
3462 find_sub_basic_blocks): Too.
3463 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
3464 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
3465 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
3466 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
3467 * combine.c (this_basic_block): Type changed to basic_block.
3468 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
3469 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3470 get_last_value, distribute_notes, distribute_links): Too.
3471 * final.c (compute_alignments): Too.
3472 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
3473 * function.c (thread_prologue_and_epilogue_insns): Too.
3474 * gcse.c (compute_code_hoist_vbeinout): Too.
3475 * global.c (build_insn_chain): Too.
3476 * ifcvt.c (find_if_block, find_cond_trap): Too.
3477 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
3478 * regmove.c (regmove_optimize): Too.
3479 * resource.c (find_basic_block): Too.
3480 * sched-ebb.c (schedule_ebbs): Too.
3481 * ssa-dce.c (find_control_dependence, find_pdom): Too.
3483 2002-05-21 Andreas Jaeger <aj@suse.de>
3485 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
3487 2002-05-21 Richard Henderson <rth@redhat.com>
3489 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
3490 unspec names, not numbers.
3492 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3494 * doc/sourcebuild.texi: Mention snapshot-README and
3495 snapshot-index.html as needing updating for new front ends.
3497 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3499 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
3500 disabling checking, and avoid multiple evaluation of RTX.
3502 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
3504 * bitmap.c (bitmap_find_bit): Return early if we have the correct
3507 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3509 * profile.c (gen_edge_profiler): Set alias set before the memory is
3512 2002-05-20 David S. Miller <davem@redhat.com>
3514 * cselib.c (max_value_regs): New.
3515 (cselib_lookup, cselib_invalidate_regno): Initialize it when
3516 adding new entries to the REG_VALUES table and we are dealing with
3518 (clear_table): Initialize it.
3519 (cselib_invalidate_regno): Use it to determine which hard
3520 registers to scan when mode is not VOIDmode.
3522 2002-05-20 Duraid Madina <duraid@fl.net.au>
3524 * tradcpp.c (fixup_newlines): Use old-style function header.
3526 2002-05-20 Krister Walfridsson <cato@df.lth.se>
3528 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
3530 2002-05-20 H.J. Lu (hjl@gnu.org)
3532 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
3534 * config/mips/mips.h (DFMODE_NAN): Defined.
3535 (SFMODE_NAN): Likewise.
3537 2002-05-20 Dale Johannesen <dalej@apple.com>
3539 * combine.c (cant_combine_insn_p): Back out my
3542 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
3544 * params.c: Fix formatting.
3545 * params.h: Likewise.
3546 * predict.c: Likewise.
3547 * prefix.c: Likewise.
3548 * print-rtl.c: Likewise.
3549 * print-tree.c: Likewise.
3550 * profile.c: Likewise.
3552 2002-05-20 H.J. Lu (hjl@gnu.org)
3554 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
3556 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
3558 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
3559 switches straight on to the assembler, do not abbreviate them.
3560 * config/arm/elf.h (ASM_SPEC): As above.
3561 * config/arm/semi.h (ASM_SPEC): As above.
3562 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
3563 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
3564 -mcpu=xscale on to the assembler by default.
3565 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
3567 2002-05-20 Richard Henderson <rth@redhat.com>
3569 * cse.c (canon_hash): Reorder do_not_record test. Always
3570 allow pic_offset_table_rtx.
3572 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
3574 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
3575 (expand_binop): Ditto (3 times).
3577 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
3579 * Makefile.in (distclean): Remove QMTest stuff.
3580 (QMTEST_PATH): New variable.
3581 (QMTESTFLAGS): Likewise.
3582 (QMTESTRUNFLAGS): Likewise.
3584 (QMTEST_GPP_TESTS): Likewise.
3585 (QMTEST_DIR): Likewise.
3586 (QMTEST_DIR/context): New target.
3587 (qmtest-g++): Likeise.
3588 (qmtest-gui): Likewise.
3589 (QMTEST_DIR/gpp-expected.qmr): Likewise.
3591 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
3593 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
3594 an altivec register if TARGET_ALTIVEC.
3596 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
3597 to ALTIVEC_VECTOR_MODE.
3598 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
3599 (rs6000_va_arg): Vectors may go in registers if they are not
3602 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
3604 * protoize.c: Fix formatting.
3606 2002-05-19 Richard Henderson <rth@redhat.com>
3608 * gensupport.c (init_include_reader): Merge into ...
3609 (process_include): ... here. Simplify composite path creation.
3610 Plug memory leaks. Fix file/line number tracking. Do not
3611 process_define_cond_exec. Return void.
3612 (process_rtx): Don't check process_include return value.
3614 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3616 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
3618 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
3619 traversing basic block chain.
3620 (create_basic_block_structure, create_basic_block): Declaration changed.
3621 (link_block, unlink_block): Declare.
3622 * cfg.c (entry_exit_blocks): Initialize new fields.
3623 (link_block, unlink_block): New.
3624 (expunge_block_nocompact): Unlink basic block.
3625 (dump_flow_info): Print prev_bb/next_bb fields.
3626 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
3627 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
3628 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
3629 * cfgrtl.c (create_basic_block_structure, create_basic_block,
3630 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
3631 (verify_flow_info): Check that list agrees with numbering.
3633 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
3635 * c-common.c (preprocessing_asm): New macro.
3636 * c-lex.h (builtin_define, builtin_assert): Use pfile.
3640 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
3641 (CPP_SPEC): Simplify.
3642 (TARGET_CPU_CPP_BUILTINS): Update.
3643 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
3644 (CPP_SPEC): Simplify.
3645 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
3646 (TARGET_OS_CPP_BUILTINS): Update.
3647 * osf.h (CPP_XFLOAT_SPEC): Kill.
3648 (TARGET_OS_CPP_BUILTINS): Update.
3649 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
3650 * osf5.h (CPP_XFLOAT_SPEC): Kill.
3651 * vms.h (CPP_SUBTARGET_SPEC): Kill.
3652 (TARGET_OS_CPP_BUILTINS): Update.
3654 2002-05-19 Richard Henderson <rth@redhat.com>
3656 * varasm.c (default_binds_local_p): Fix typo.
3658 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
3660 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
3661 CONST_INT operand to the correct mode after adding 1 to it.
3663 2002-05-19 Mark Mitchell <mark@codesourcery.com>
3665 * config.gcc (powerpc-wrs-windiss*): New target.
3667 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3669 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
3672 2002-05-18 Mark Mitchell <mark@codesourcery.com>
3674 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
3676 * config.in: Regenerated.
3677 * configure: Regenerated.
3679 2002-05-19 Richard Henderson <rth@redhat.com>
3681 * target-def.h (TARGET_BINDS_LOCAL_P): New.
3682 * target.h (struct gcc_target): Move boolean fields to the end.
3684 * varasm.c (default_binds_local_p): New.
3685 * output.h: Declare it.
3687 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
3688 * config/cris/cris.c (cris_encode_section_info): Likewise.
3689 * config/i386/i386.c (i386_encode_section_info): Likewise.
3690 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
3691 * config/sh/sh.c (sh_encode_section_info): Likewise.
3693 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
3694 (TARGET_BINDS_LOCAL_P): New.
3696 2002-05-19 Richard Henderson <rth@redhat.com>
3698 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
3699 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
3700 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
3702 * toplev.c (display_help): Kill -a -ax help.
3704 * config/1750a/1750a.h, config/alpha/alpha.h,
3705 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
3706 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
3707 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
3708 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
3710 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
3711 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
3713 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
3714 (ix86_output_function_block_profiler): Kill.
3715 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
3716 (m68hc11_function_block_profiler): Kill.
3717 * config/m68hc11/m68hc11-protos.h: Update.
3718 * config/m88k/m88k.c (output_block_profiler): Kill.
3719 (output_function_block_profiler): Kill.
3720 * config/m88k/m88k-protos.h: Update.
3722 2002-05-19 Richard Henderson <rth@redhat.com>
3724 * system.h (STRIP_NAME_ENCODING): Poison it.
3725 * output.h (STRIP_NAME_ENCODING): Remove.
3726 (default_strip_name_encoding): Declare.
3727 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
3728 * target.h (strip_name_encoding): New.
3729 * varasm.c (default_strip_name_encoding): New.
3731 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
3732 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
3733 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
3734 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
3735 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
3736 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
3737 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
3738 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
3739 config/v850/v850.h: Use the hook, not the macro.
3741 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
3742 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
3743 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
3744 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
3745 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
3746 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
3747 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
3748 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
3749 config/v850/v850.c, config/v850/v850.h:
3750 Move STRIP_NAME_ENCODING to out-of-line function and add
3751 TARGET_STRIP_NAME_ENCODING.
3753 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
3754 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
3755 with TARGET_STRIP_NAME_ENCODING referencing existing function;
3756 make function static.
3758 * xcoffout.c: Include target.h
3759 * Makefile.in (xcoffout.o): Update.
3761 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
3762 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
3763 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
3764 reloc argument unused.
3765 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
3767 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
3768 STRIP_NAME_ENCODING docs.
3770 2002-05-19 Andreas Jaeger <aj@suse.de>
3772 * gengenrtl.c: Add prototype for excluded_rtx.
3774 * real.h: Add prototype for exact_real_truncate.
3776 2002-05-18 Richard Henderson <rth@redhat.com>
3778 * system.h (ENCODE_SECTION_INFO): Poison it.
3779 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
3780 * target.h (encode_section_info): New.
3781 * varasm.c (make_decl_rtl, output_constant_def): Use it.
3782 * hooks.c (hook_tree_int_void): New.
3783 * hooks.h: Declare it.
3785 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
3786 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
3787 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
3788 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
3789 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
3790 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
3791 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
3792 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
3793 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3794 config/mcore/mcore-protos.h, config/mcore/mcore.c,
3795 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
3796 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
3797 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
3798 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
3799 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
3800 referencing existing function. Make function static.
3802 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
3803 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
3804 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
3805 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
3806 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
3807 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
3808 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
3809 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
3810 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
3811 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
3812 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
3813 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
3814 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
3815 Move ENCODE_SECTION_INFO to out-of-line function and add
3816 TARGET_ENCODE_SECTION_INFO.
3818 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
3819 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3821 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
3823 (switch_to_section): Replace in_rdata case with in_readonly_data.
3825 * config/h8300/h8300.c (h8300_encode_label): Make static.
3826 * config/h8300/h8300-protos.h: Update.
3828 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
3829 from rs6000_encode_section_info; make static.
3830 (rs6000_xcoff_encode_section_info): New.
3832 * config/v850/v850.c (v850_encode_data_area): Make static.
3833 * config/v850/v850-protos.h: Update.
3835 * config/vax/vax.c: Include flags.h.
3836 (vms_select_section): Fix typo.
3838 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
3839 ENCODE_SECTION_INFO docs.
3841 2002-05-18 Richard Henderson <rth@redhat.com>
3843 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
3844 REGISTER_TARGET_PRAGMAS.
3845 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
3847 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
3849 2002-05-18 Richard Henderson <rth@redhat.com>
3851 * system.h (SELECT_RTX_SECTION): Poison.
3852 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
3853 * target.h (select_rtx_section): New.
3854 * varasm.c (output_constant_pool): Use it.
3855 (default_select_rtx_section, default_elf_select_rtx_section): New.
3856 * output.h: Declare them.
3858 * config/darwin.h (SELECT_RTX_SECTION): Move ...
3859 * config/darwin.c (machopic_select_rtx_section): ... here.
3860 * config/darwin-protos.h: Update.
3862 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
3863 * config/nextstep.c (machopic_select_rtx_section): ... here.
3864 (nextstep_select_section): Rename variable to avoid macro clash.
3865 * config/nextstep-protos.h: Update.
3867 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
3868 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
3869 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
3870 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
3871 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
3872 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
3873 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
3874 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
3875 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
3876 (SELECT_RTX_SECTION): Remove.
3878 * config/darwin.h, config/elfos.h, config/nextstep.h,
3879 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
3880 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
3881 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
3882 config/sparc/lynx.h, config/xtensa/xtensa.c
3883 (TARGET_ASM_SELECT_RTX_SECTION): New.
3885 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
3886 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
3887 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
3888 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
3889 (ia64_aix_select_rtx_section): New.
3890 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
3892 * config/mips/mips.c (mips_select_rtx_section): Make static.
3893 Support ELF SHF_MERGE features.
3894 * config/mips/mips-protos.h: Update.
3895 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
3896 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
3897 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
3898 make static, fall back to default_elf_select_rtx_section.
3899 * config/rs6000/rs6000-protos.h: Update.
3900 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
3901 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
3902 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
3903 * config/romp/romp.c (romp_select_rtx_section): New.
3904 * config/s390/s390.c (s390_select_rtx_section): New.
3905 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
3906 declarations before target macro definition.
3907 (xtensa_emit_call): Use static buffer.
3908 (xtensa_select_rtx_section): New.
3909 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
3910 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
3911 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
3913 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
3914 SELECT_RTX_SECTION docs.
3916 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
3918 * i386.md (movsi/movdi): Fix template.
3919 (sse2 patterns): Set attributes consistently.
3921 * i386.md (pushqi2, ashrqi_*): Fix constraint.
3923 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
3925 * optabs.c (complex_part_zero_p): New.
3926 * (expand_cmplxdiv_straight): Use it.
3927 * (expand_cmplxdiv_wide): Ditto.
3928 * (expand_binop): Ditto.
3930 2002-05-18 Richard Henderson <rth@redhat.com>
3932 * final.c (HAVE_READONLY_DATA_SECTION): New.
3933 (shorten_branches): Use it instead of ifdefs.
3934 * varasm.c (enum in_section): Add in_readonly_data.
3935 (text_section, data_section): Tidy.
3936 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
3938 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
3939 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
3940 (READONLY_DATA_SECTION): Don't undef.
3942 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
3943 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
3944 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
3946 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
3947 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
3948 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
3949 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
3951 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
3952 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
3953 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
3954 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
3955 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
3956 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
3957 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
3958 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
3959 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
3961 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
3962 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
3963 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
3964 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
3965 config/pa/pa64-hpux.h, config/sparc/litecoff.h
3966 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
3968 * config/elfos.h, config/netware.h, config/svr3.h,
3969 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
3970 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
3971 config/h8300/h8300.h, config/i386/i386-interix.h,
3972 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
3973 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
3975 * config/elfos.h, config/netware.h, config/svr3.h,
3976 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
3977 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
3978 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
3979 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
3981 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
3982 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
3983 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
3984 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
3985 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
3986 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
3987 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
3988 config/rs6000/sysv4.h, config/v850/v850.h
3989 (EXTRA_SECTIONS): Remove in_const/in_rdata.
3990 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
3992 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
3993 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
3994 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
3995 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
3996 * config/alpha/alpha.c (alpha_start_function): Likewise.
3997 (alpha_write_linkage): Likewise.
3998 * config/m32r/m32r.c (m32r_select_section): Likewise.
3999 * config/m88k/m88k.c (m88k_select_section): Likewise.
4000 * config/mips/mips.c (mips_select_rtx_section): Likewise.
4001 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
4002 (rs6000_elf_select_section): Likewise.
4003 * config/v850/v850.c (v850_select_section): Likewise.
4005 * config/1750a/1750a.h, config/i860/sysv3.h
4006 (READONLY_DATA_SECTION_ASM_OP): New.
4007 READONLY_DATA_SECTION_ASM_OP.
4008 * config/i386/interix.c, config/i386/winnt.c
4009 (i386_pe_unique_section): Always use .rdata prefix.
4010 * config/pa/som.h (readonly_data): Always switch to read-only section.
4011 (READONLY_DATA_SECTION): Predicate on flag_pic.
4012 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
4013 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
4014 (READONLY_DATA_SECTION): Update.
4016 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
4018 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
4019 is used without -Wformat.
4020 * c-common.h (warn_format_zero_length): Declare extern.
4021 * c-decl.c (warn_options): Add "format-zero-length".
4022 * c-format.c (warn_format_zero_length): Declare.
4023 (set_Wformat): Set warn_format_zero_length for -Wformat.
4024 (check_format_info): Only warn about zero-length formats if
4025 warn_format_zero_length is true. Include the format type
4026 name in the warning message.
4027 * doc/invoke.texi: Document -Wformat-zero-length.
4028 * testsuite/gcc.dg/format/zero-length-1.c: New test.
4030 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
4032 * timevar.c: Fix formatting.
4033 * tlink.c: Likewise.
4034 * toplev.c: Likewise.
4035 * tree-dump.c: Likewise.
4036 * tree-inline.c: Likewise.
4038 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
4040 * cppinit.c (cpp_post_options): If preprocessed, turn off
4041 traditional. If traditional, turn off column numbers.
4042 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
4043 * cpptrad.c (handle_newline): Update line_base.
4044 (skip_comment): Handle -Wcomment.
4046 2002-05-17 Zack Weinberg <zack@codesourcery.com>
4048 * cppinit.c (struct builtin): Remove unused fields.
4049 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
4050 (operator_array): New - was second half of builtin_array.
4051 (init_builtins): Simplify loop over builtin_array/operator_array.
4053 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
4055 * defaults.h (UNIQUE_SECTION): Remove.
4056 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
4058 2002-05-17 Richard Henderson <rth@redhat.com>
4060 * expr.c (init_expr_once): Don't use start/end_sequence.
4061 Use rtx_alloc instead of emit_insn.
4062 * toplev.c (lang_dependent_init): Run init_expr_once here ...
4063 (lang_independent_init): ... not here.
4065 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
4067 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
4069 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
4071 * config/avr/avr.c (avr_regs_to_save): New function. Also check
4072 for fixed registers, possibly used for global register variables.
4073 (initial_elimination_offset, avr_output_function_prologue,
4074 avr_output_function_epilogue): Move common code to avr_regs_to_save.
4076 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
4078 * Makefile.in: Update for cpptrad.c.
4079 * cpphash.h (struct cpp_buffer): New members for buffer
4081 (struct cpp_reader): New members for traditional output.
4082 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
4083 * cppinit.c (cpp_create_reader): Set trad_line.
4084 (cpp_destroy): Free trad_out_base if used.
4085 (cpp_read_main_file): Overlay an empty buffer if traditional.
4086 (cpp_finish_options): Don't do builtins.
4087 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
4088 (cpp_handle_option): Handle it.
4089 * cpplex.c (continue_after_nul): New.
4090 (_cpp_lex_direct): Use handle_nul.
4091 * cpplib.h (struct cpp_options): New traditional option.
4092 * cpptrad.c: New file.
4094 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
4096 * c-common.c (c_common_init_options): Use C89 for Objective-C,
4097 and set the options flag.
4098 * cppinit.c (lang_flags): Remove objc.
4099 (lang_defaults): Remove OBJC and OBJCXX.
4101 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
4102 (cpp_handle_option): Remove -+ and -lang-objc++.
4103 For ObjC, just set a flag.
4104 (print_help): Update.
4105 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
4107 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4109 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
4110 bootstrap with -mips3.
4112 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
4114 * final.c: Fix formatting.
4115 * fix-header.c: Likewise.
4117 * fold-const.c: Likewise.
4118 * function.c: Likewise.
4120 2002-05-17 David S. Miller <davem@redhat.com>
4122 PR c/6689, PR optimization/6615
4123 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
4124 and make it a pointer to rtx. Update comments.
4125 (update_equiv_regs): When scanning for equivalences, record
4126 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
4127 it while making the equiv replacements.
4129 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4131 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
4133 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
4135 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
4136 when encoding visibility into SYMBOL_REF_FLAG.
4138 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
4140 * expr.c (force_operand): Fix reversed move.
4142 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
4144 * doc/install.texi (Testing): Mention two common DejaGnu warnings
4145 that can be ignored.
4147 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4149 * doc/install.texi (Final install): Recommend to install into a
4150 "clean" target directory.
4152 2002-05-17 Richard Henderson <rth@redhat.com>
4154 * config/ia64/ia64.md: Use braced strings instead of quoted strings
4155 for code blocks. Tidy whitespace.
4157 2002-05-17 Richard Henderson <rth@redhat.com>
4159 * hooks.c (hook_tree_bool_false): New.
4160 * hooks.h: Declare it.
4161 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
4162 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
4163 * target.h (select_section, unique_section): New.
4164 (in_small_data_p): New.
4165 * varasm.c (resolve_unique_section): Use hooks instead of macros.
4166 (variable_section, output_constant_def_contents): Likewise.
4167 (default_select_section, default_unique_section): New.
4168 (categorize_decl_for_section, default_elf_select_section): New.
4169 * output.h: Declare them.
4171 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
4172 (TARGET_ASM_SELECT_SECTION): New.
4173 (SELECT_SECTION): Move ...
4174 * config/darwin.c (machopic_select_section): ... here.
4175 * config/darwin-protos.h: Update.
4177 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
4178 (SELECT_SECTION): Move ...
4179 * config/nextstep.c (nextstep_select_section): ... here.
4180 * config/nextstep-protos.h: Update.
4182 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
4183 (TARGET_ASM_SELECT_SECTION): New.
4184 * config/svr3.h (SELECT_SECTION): Remove.
4186 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
4187 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
4188 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
4189 (alpha_encode_section_info): Use it.
4190 * config/alpha/alpha-protos.h: Update.
4191 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
4192 (SELECT_SECTION, UNIQUE_SECTION): Remove.
4193 (TARGET_ASM_SELECT_SECTION): New.
4194 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
4196 * config/arm/pe.h (UNIQUE_SECTION): Remove.
4197 (TARGET_ASM_UNIQUE_SECTION): New.
4199 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
4200 (avr_unique_section): Rename from unique_section; make static.
4201 * config/avr/avr-protos.h: Update.
4202 * config/avr/avr.h (UNIQUE_SECTION): Remove.
4204 * config/c4x/c4x.h (SELECT_SECTION): Remove.
4206 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
4207 (TARGET_ASM_UNIQUE_SECTION): New.
4208 * config/i386/i386-interix.h: Likewise.
4209 * config/i386/win32.h: Likewise.
4210 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
4211 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
4212 * config/i386/sco5.h (SELECT_SECTION): Remove.
4213 (TARGET_ASM_SELECT_SECTION): New.
4214 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
4216 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
4217 instead of SELECT_SECTION.
4218 * config/m68k/dpx2.h: Likewise.
4219 * config/rs6000/lynx.h: Likewise.
4221 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4222 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
4223 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
4224 (ia64_in_small_data_p): New.
4225 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
4226 (ia64_aix_select_section, ia64_aix_unique_section): New.
4227 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
4228 (SELECT_SECTION, UNIQUE_SECTION): Remove.
4230 * config/m32r/m32r.h (SELECT_SECTION): Remove.
4231 (TARGET_ASM_SELECT_SECTION): New.
4232 * config/m32r/m32r.c (m32r_select_section): Take align argument.
4233 * config/m32r/m32r-protos.h: Update.
4235 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
4236 (SELECT_SECTION): Move ...
4237 * config/m88k/m88k.c (m88k_select_section): ... here.
4239 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
4240 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
4241 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
4242 (mcore_unique_section): Make static.
4243 * config/mcore/mcore-protos.h: Update.
4245 * config/mips/elf.h (UNIQUE_SECTION): Remove.
4246 (TARGET_ASM_UNIQUE_SECTION): New.
4247 * config/mips/elf64.h: Likewise.
4248 * config/mips/iris6gld.h: Likewise.
4249 * config/mips/linux.h: Likewise.
4250 * config/mips/mips-protos.h: Update.
4251 * config/mips/mips.c (mips_select_section): Add align argument.
4252 * config/mips/mips.h (SELECT_SECTION): Remove.
4253 (TARGET_ASM_SELECT_SECTION): New.
4255 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4256 * config/mmix/mmix.c (mmix_select_section): Remove.
4257 (mmix_unique_section): Remove.
4258 * config/mmix/mmix-protos.h: Update.
4260 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
4261 (SELECT_SECTION): Move ...
4262 * config/pa/pa.c (pa_select_section): ... here.
4263 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
4265 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
4266 from rs6000_select_section and make static.
4267 (rs6000_elf_unique_section): Similarly.
4268 (rs6000_xcoff_select_section): From xcoff.h.
4269 (rs6000_xcoff_unique_section): Likewise.
4270 * config/rs6000/rs6000-protos.h: Update.
4271 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4272 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
4273 * config/rs6000/xcoff.h: Likewise.
4275 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
4276 (SELECT_SECTION): Move ...
4277 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
4279 * config/v850/v850.h (SELECT_SECTION): Move ...
4280 * config/v850/v850.c (v850_select_section): ... here.
4281 (TARGET_ASM_SELECT_SECTION): New.
4283 * config/vax/vms.h (SELECT_SECTION): Move ...
4284 * config/vax/vax.c (vms_select_section): ... here.
4285 (TARGET_ASM_SELECT_SECTION): New.
4287 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
4288 for the target hooks.
4290 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
4292 * config/arm/arm.c (emit_multi_reg_push): Do not set
4293 RTX_FRAME_RELATED_P on the SEQUENCE.
4295 2002-05-16 Richard Henderson <rth@redhat.com>
4297 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
4298 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
4300 2002-05-16 Richard Henderson <rth@redhat.com>
4302 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
4304 * config/ia64/ia64.c (saveable_obstack): Do not declare.
4306 2002-05-16 Richard Henderson <rth@redhat.com>
4308 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
4309 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
4310 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
4311 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
4312 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
4313 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
4314 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
4315 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
4316 Revert "Basic block renumbering removal", and two followup patches.
4318 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
4320 * lcm.c (optimize_mode_switching): Revert previous change.
4322 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4324 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
4325 with only extant block numbers.
4327 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
4329 * lcm.c (optimize_mode_switching): Fix typo.
4331 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4333 * flow.c (calculate_global_regs_live): Queue blocks in program order.
4335 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4337 * doc/install.texi (Configuration): Document PWDCMD.
4339 2002-05-16 Dale Johannesen <dalej@apple.com>
4341 * combine.c (cant_combine_insn_p): Reenable combinations
4342 involving hard regs unless CLASS_LIKELY_SPILLED_P.
4344 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4346 * c-common.c (cb_register_builtins): Handle more built-ins
4347 here rather than in gcc.c specs.
4348 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
4349 (cpp_options): Pass -O flags even when only preprocessing.
4350 * toplev.c (set_fast_math_flags): New prototype.
4351 (fast_math_flags_set_p): New.
4352 (set_no_fast_math_flags): Remove.
4353 (decode_f_option): Update.
4354 * toplev.h (set_fast_math_flags): Update.
4355 (fast_math_flags_set_p): New.
4356 (set_no_fast_math_flags): Remove.
4358 * c4x/c4x.c (c4x_override_options): Update.
4360 2002-05-16 Zack Weinberg <zack@codesourcery.com>
4362 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
4363 Default-define here.
4364 (builtin_define_with_value): Can now wrap the expansion in
4365 quotation marks if such is wanted.
4366 (cb_register_builtins): Update calls to builtin_define_with_value.
4367 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
4369 (c_common_init): Set options->stdc_0_in_system_headers.
4370 * c-lex.h: Update prototype of builtin_define_with_value.
4371 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
4372 and REGISTER_PREFIX.
4374 * cppinit.c (VERS, ULP, C, X): Kill.
4375 (builtin_array): Remove entries for __VERSION__,
4376 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
4377 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
4379 (init_builtins): Kill off a bunch of now-dead code.
4380 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
4381 -fno-leading-underscore.
4382 (cpp_handle_option): Remove code to set user_label_prefix.
4383 (cpp_post_options): Likewise.
4385 * cpplib.h (struct cpp_options): Remove user_label_prefix.
4386 (stdc_0_in_system_headers): New.
4387 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
4388 stdc_0_in_system_headers) too to decide the value of __STDC__.
4390 * tradcpp.c (user_label_prefix): Kill.
4391 (main): Remove code handling -f(no-)leading-underscore.
4392 (initialize_builtins): Don't define __REGISTER_PREFIX__
4393 or __USER_LABEL_PREFIX__.
4394 (install_value): Wrap compound statement in dummy loop so the
4395 macro works properly in an if statement.
4398 2002-05-16 Janis Johnson <janis187@us.ibm.com>
4400 * loop.h (struct loop_info): Add member has_prefetch.
4401 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
4402 (prescan_loop): Initialize has_prefetch.
4403 (struct prefetch_info): Change prefetch_in_loop and
4404 prefetch_before_loop from bit fields to ints.
4405 (emit_prefetch_instructions): Several small fixes.
4406 (check_dbra_loop): Don't reverse loop that uses prefetch.
4408 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4410 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
4411 * configure.in: Likewise.
4412 * fixinc/check.tpl: Likewise.
4413 * fixinc/fixinc.dgux: Likewise.
4414 * fixinc/fixinc.svr4: Likewise.
4415 * fixinc/fixinc.winnt: Likewise.
4416 * fixinc/fixincl.sh: Likewise.
4417 * fixproto: Likewise.
4418 * configure: Regenerate.
4420 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4422 Basic block renumbering removal:
4423 * basic_block.h (struct basic_block_def): Renamed index to sindex,
4424 added prev_bb and next_bb fields.
4425 (n_basic_blocks): Renamed to num_basic_blocks.
4426 (last_basic_block): New, index of last basic block.
4427 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
4428 traversing basic block chain.
4429 (BLOCK_NUM): index -> sindex.
4430 (create_basic_block_structure, create_basic_block): Declaration changed.
4431 (debug_num2bb): Declare.
4432 (expunge_block_nocompact): Declaration removed.
4433 (link_block, unlink_block, compact_blocks): Declare.
4434 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
4435 * cfg.c (entry_exit_blocks): Initialize new fields.
4436 (clear_edges, alloc_block, expunge_block, cached_make_edge,
4437 redirect_edge_pred, dump_flow_info, dump_edge_info,
4438 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
4439 free_aux_for_edges): Modified.
4440 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
4441 (expunge_block_nocompact): Removed.
4442 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
4443 find_unreachable_blocks, create_edge_list, print_edge_list,
4444 verify_edge_list, flow_edge_list_print, remove_fake_successors,
4445 remove_fake_edges, flow_reverse_top_sort_order_compute,
4446 flow_depth_first_order_compute, flow_preorder_transversal_compute,
4447 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
4448 flow_dfs_compute_reverse_execute): Modified.
4449 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
4450 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
4452 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4453 merge_blocks_move_predecessor_nojumps,
4454 merge_blocks_move_successor_nojumps, merge_blocks,
4455 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
4456 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
4457 * cfglayout.c (skip_insns_after_block, label_for_bb,
4458 record_effective_endpoints, scope_to_insns_finalize,
4459 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
4460 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
4461 cfg_layout_duplicate_bb): Modified.
4462 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
4463 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4464 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
4465 flow_loops_find, flow_loop_outside_edge_p): Modified.
4466 * cfgrtl.c (create_basic_block_structure, create_basic_block,
4467 flow_delete_block, compute_bb_for_insn, split_block,
4468 try_redirect_by_replacing_jump, redirect_edge_and_branch,
4469 force_nonfallthru_and_redirect, tidy_fallthru_edge,
4470 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
4471 commit_edge_insertions, commit_edge_insertions_watch_calls,
4472 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4473 purge_all_dead_edges): Modified.
4474 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
4475 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
4476 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
4478 * conflict.c (conflict_graph_compute): Modified.
4479 * df.c (FOR_ALL_BBS): Removed.
4480 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
4481 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
4482 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
4483 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
4484 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
4485 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
4486 * final.c (compute_alignments, final_scan_insn): Modified.
4487 * flow.c (verify_local_live_at_start, update_life_info,
4488 update_life_info_in_dirty_blocks, free_basic_block_vars,
4489 delete_noop_moves, calculate_global_regs_live,
4490 initialize_uninitialized_subregs, allocate_bb_life_data,
4491 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
4492 mark_used_reg, count_or_remove_death_notes): Modified.
4493 * function.c (thread_prologue_and_epilogue_insns): Modified.
4494 * gcse.c (struct null_pointer_info): Change typo of current_block
4496 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
4497 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
4498 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
4499 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
4500 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
4501 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
4502 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
4503 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
4504 pre_delete, one_pre_gcse_pass, compute_transpout,
4505 invalidate_nonnull_info, delete_null_pointer_checks_1,
4506 free_code_hoist_mem, compute_code_hoist_vbeinout,
4507 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
4508 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
4509 compute_store_table, build_store_vectors, insert_insn_start_bb,
4510 insert_store, replace_store_insn, free_store_memory, store_motion):
4512 * global.c (global_alloc, global_conflicts, mark_elimination,
4513 build_insn_chain): Modified.
4514 * graph.c (print_rtl_graph_with_bb): Modified.
4515 * haifa-sched.c (sched_init): Modified.
4516 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
4517 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
4518 if_convert): Modified.
4519 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
4520 compute_insert_delete, pre_edge_lcm, compute_available,
4521 compute_farthest, compute_nearerout, compute_rev_insert_delete,
4522 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
4524 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
4525 * loop.c (loop_dump_aux): Modified.
4526 * predict.c (combine_predictions_for_insn, estimate_probability,
4527 last_basic_block_p, process_note_prediction, process_note_predictions,
4528 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
4529 expensive_function_p, estimate_bb_frequencies,
4530 compute_function_frequency): Modified.
4531 * print-rtl.c (print_rtx): Modified.
4532 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
4533 get_exec_counts, compute_branch_probabilities, compute_checksum,
4534 branch_prob, find_spanning_tree): Modified.
4535 * recog.c (split_all_insns, peephole2_optimize): Modified.
4536 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
4537 convert_regs_1, convert_regs_2, convert_regs): Modified.
4538 * regclass.c (scan_one_insn, regclass): Modified.
4539 * regmove.c (mark_flags_life_zones, regmove_optimize,
4540 combine_stack_adjustments): Modified.
4541 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
4542 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
4543 * reorg.c (dbr_schedule): Modified.
4544 * resource.c (find_basic_block, init_resource_info): Modified.
4545 * sbitmap.c (sbitmap_intersection_of_succs,
4546 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
4547 sbitmap_union_of_preds): Modified.
4548 * sched-deps.c (init_dependency_caches): Modified.
4549 * sched-ebb.c (schedule_ebbs): Modified.
4550 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
4551 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
4552 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
4553 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
4554 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
4555 ssa_const_prop): Modified.
4556 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
4557 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
4558 * ssa.c (remove_phi_alternative, find_evaluations,
4559 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
4560 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
4561 make_regs_equivalent_over_bad_edges,
4562 make_equivalent_phi_alternatives_equival,
4563 compute_conservative_reg_partition,
4564 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
4565 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
4568 2002-05-16 Mark Mitchell <mark@codesourcery.com>
4570 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
4572 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
4574 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
4575 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
4576 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
4577 calling CONSTANT_POOL_ADDRESS_P.
4578 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
4579 to decide whether to define __arm__ or __thumb.
4580 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
4581 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
4583 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4585 * config/arc/arc.h (CPP_PREDEFINES): Remove.
4587 (TARGET_CPU_CPP_BUILTINS): New.
4589 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4591 * cpphash.h (cpp_macro): Move here, and make expansion a union.
4592 * cppmacro.c (cpp_macro): Remove.
4593 (enter_macro_context, replace_args, warn_of_redefinition,
4594 _cpp_create_definition, cpp_macro_definition): Update.
4596 2002-05-16 Jason Merrill <jason@redhat.com>
4598 * config/mips/mips.c (mips_output_external): Don't do sdata
4599 optimization for a variable with DECL_COMDAT set.
4601 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4603 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
4604 Cleanups for accepting modifiers on pointers.
4605 Fix predicate typos.
4606 Allow long pointers as well as int pointers.
4608 2002-05-15 Richard Henderson <rth@redhat.com>
4610 * varasm.c (merge_weak): Remove special case for extern and common.
4612 2002-05-15 Matt Hiller <hiller@redhat.com>
4614 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
4616 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
4617 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
4618 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
4619 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
4620 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
4621 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
4623 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4625 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
4627 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4629 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
4630 ("altivec_mfvscr"): Read from VSCR.
4632 Add vscr sets for the following insns: altivec_vctuxs,
4633 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
4634 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
4635 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
4636 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
4637 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
4638 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
4639 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
4640 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
4641 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
4642 altivec_vsum2sws, altivec_vsumsws.
4644 * config/rs6000/rs6000.h: Add VSCR fixed register.
4645 (CALL_REALLY_USED_REGISTERS): Add vscr.
4646 (CALL_USED_REGISTERS): Same.
4647 (FIXED_REGISTERS): Same.
4648 (REG_ALLOC_ORDER): Same.
4649 (reg_class): Add VSCR_REGS.
4650 (REG_CLASS_NAMES): Same.
4651 (REG_CLASS_CONTENTS): Same.
4653 (REGISTER_NAMES): Add vscr.
4654 (DEBUG_REGISTER_NAMES): Same.
4655 (ADDITIONAL_REGISTER_NAMES): Same.
4656 (FIRST_PSEUDO_REGISTER): Increment.
4657 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
4659 2002-05-15 Jakub Jelinek <jakub@redhat.com>
4661 * fold-const.c (fold): Fix a typo.
4663 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
4665 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
4666 comparison against the highest or lowest integer value before
4667 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
4668 transformation and that of an unsigned comparison against 0
4671 2002-05-15 Richard Henderson <rth@redhat.com>
4673 * varasm.c (merge_weak): Error for any weakening after definition.
4674 Adjust weakening after use warning to catch more cases.
4675 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
4676 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
4678 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
4680 * invoke.texi (-malign-double): Re-add lost warning.
4682 * i386-protos.h (x86_output_mi_thunk): Declare.
4683 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
4684 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
4686 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
4687 when flag_asynchronous_unwind_tables is set.
4689 * flags.h (flag_reorder_functions): Declare.
4690 * function.c (prepare_function_start): Initialize frequnecy.
4691 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
4692 * Makefile.in (predict.o): Add dependency on target.h and params.h
4693 * defaults.h (HOT_TEXT_SECTION_NAME,
4694 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
4695 * predict.c (choose_function_section): New function.
4696 (estimate_bb_frequencies): Use it.
4697 * toplev.c (flag_reorder_functions): New global variable.
4698 (lang_independent_options): New.
4699 (parse_options_and_default_flags): Set.
4700 * varasm.c (assemble_start_function): Bypass functdion alignment
4701 for never executed functions.
4702 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
4703 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
4704 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
4707 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
4709 * predict.c: Inlude profile.h
4710 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
4711 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
4712 Use the information about maximal counter in the program.
4714 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
4716 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
4717 probably_never_executed_bb_p): New functions.
4718 * cfgcleanup.c (outgoing_edges_match): Use them.
4719 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
4720 (maybe_hot_bb_p, probably_cold_bb_p,
4721 probably_never_executed_bb_p): New functions.
4723 * function.h (function): Add new field function_frequency.
4724 * predict.c (compute_function_frequency): New function.
4725 (estimate_probability): Call it.
4727 2002-03-09 Jakub Jelinek <jakub@redhat.com>
4729 PR optimization/5172, optimization/5200
4730 * gcse.c (gcse_main): Disable store_motion.
4732 2002-05-14 Zack Weinberg <zack@codesourcery.com>
4734 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
4735 (c_common_nodes_and_builtins): Use it.
4736 (builtin_define_with_value): New function.
4737 (cb_register_builtins): Define __SIZE_TYPE__,
4738 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
4739 using builtin_define_with_value. Use consistent notation when
4740 defining __GXX_WEAK__.
4741 (WCHAR_TYPE_SIZE): Don't redefine.
4742 (combine_strings): Don't use WCHAR_TYPE_SIZE.
4744 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
4745 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
4746 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
4747 * tradcpp.c (initialize_builtins): Likewise.
4748 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
4750 * c-lex.h (builtin_define_with_value): Prototype.
4751 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
4752 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
4753 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
4755 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
4756 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
4757 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
4758 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
4759 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
4760 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
4761 config/sparc/sol2-bi.h, config/sparc/sparc.h:
4762 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
4763 to __SIZE_TYPE__ etc from all spec strings. When this makes
4764 extra specs empty, delete them.
4766 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
4768 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
4769 for PA8000 or generating dwarf2 call frame information.
4770 (output_call): Remove DO_FRAME_NOTES check from return pointer
4772 (following_call): Return 0 when scheduling for PA8000 or generating
4773 dwarf2 call frame information. Revise comment.
4775 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4778 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
4779 and __IEEE_FP_INEXACT as appropriate.
4780 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
4781 (CPP_SPEC): Remove ieee defines.
4782 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
4784 2002-05-14 Richard Henderson <rth@redhat.com>
4786 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
4787 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
4789 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4791 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
4793 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
4794 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
4795 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
4796 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
4797 (EXTRA_SPECS): Update.
4798 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
4799 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
4800 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
4801 define TARGET_OS_CPP_BUILTINS if necessary.
4803 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4805 * gcc.c (cpp_options): Must pass -m* and -f* options
4806 to the front end even when only preprocessing.
4807 (cc1_options): Remove redundant -lang-c.
4808 * tradcpp.c (main): Ignore -m options.
4810 * lang-specs.h: Similarly.
4812 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
4814 * genautomata.c (transform_3): Add code for transformation
4815 `(A,B,...)+C -> A+C,B,...'.
4817 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
4819 * final.c (end_final): Do not output profile_arcs constructor, when
4820 no functions are instrumented.
4822 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
4824 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
4826 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4828 * doc/install.texi: Remove special markup originally required for
4829 HTML generation with texi2html.
4831 2002-05-14 Andreas Schwab <schwab@suse.de>
4833 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
4835 (UNIQUE_SECTION): Define to get small data correctly.
4837 * varasm.c (resolve_unique_section): Add third parameter
4838 flag_function_or_data_sections and use it instead of
4839 flag_function_sections.
4840 (assemble_start_function): Pass flag_function_sections.
4841 (asm_emit_uninitialised): Pass flag_data_sections.
4842 (assemble_variable): Likewise.
4844 2002-05-14 Richard Henderson <rth@redhat.com>
4846 * config/i386/i386.md: Use define_constants for unspec numbers.
4847 * config/i386/i386.c: Likewise.
4849 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4851 * doc/contrib.texi: Update my entry.
4853 2002-05-13 Mark Mitchell <mark@codesourcery.com>
4855 * fixinc/inclhack.def (winidss_valist): Limit applicability.
4856 * fixinc/fixincl.x: Regenerated.
4857 * fixinc/tests/base/math.h: Update.
4858 * fixinc/tests/base/testing.h: Likewise.
4860 2002-05-13 Zack Weinberg <zack@codesourcery.com>
4862 * genattr.c (gen_attr): Don't emit a comma after the last
4865 2002-05-13 Richard Henderson <rth@redhat.com>
4867 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
4869 * recog.c (peephole2_optimize): Likewise.
4871 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
4873 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
4876 2002-05-13 Jeffrey A Law (law@redhat.com)
4878 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
4879 Update prototype and callers.
4880 (propagate_one_insn): Stack pointer adjustments kill MEMs on
4881 the mem_set_list which reference the stack pointer, as do
4882 calls to constant functions as they may clobber outgoing
4885 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
4887 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
4888 (ia32_multipass_dfa_lookahead): New function.
4890 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4892 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
4893 (translate_options): Remove 'V'.
4894 (process_command): Similarly.
4896 * invoke.texi: Remove documentation of 'V'.
4898 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
4900 * config/s390/linux.h: Revert 2002-04-22 changes.
4902 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
4904 * config/fr30/fr30.md: Only allow splits of immediate loads
4905 if the destination is a register.
4907 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4909 * Makefile.in (c-common.o, cppinit.o): Update.
4910 * c-common.c: Include except.h.
4911 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
4912 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
4913 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
4914 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
4915 CPP_PREDEFINES): Handle here.
4917 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
4918 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
4919 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
4920 TARGET_OS_CPP_BUILTINS.
4921 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
4922 (CPP_SPEC, EXTRA_SPECS): Update.
4923 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
4924 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
4925 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
4926 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
4927 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
4929 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
4930 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
4932 2002-05-12 Zack Weinberg <zack@codesourcery.com>
4934 * emit-rtl.c (global_rtl): Update comment.
4935 (const_double_htab, const_double_htab_hash,
4936 const_double_htab_hash, lookup_const_double): New.
4937 (const_int_htab_hash, const_int_htab_eq): Remove const
4938 qualifiers, which cause tons of warnings with RTL checking on.
4939 (gen_rtx_CONST_DOUBLE): Deleted.
4940 (const_double_from_real_value): New function - bears some
4941 resemblance to the former immed_real_const_1.
4942 (immed_double_const): Moved here from varasm.c and
4944 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
4945 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
4946 (gen_rtx): Use immed_double_const.
4947 (init_emit_once): Initialize the const_double_htab. Use
4948 REAL_VALUE_FROM_INT where possible. Can now use
4949 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
4950 * varasm.c (struct varasm_status): Remove x_const_double_chain.
4951 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
4952 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
4953 (init_varasm_status, mark_varasm_status): Don't touch
4954 x_const_double_chain.
4956 * output.h: Delete prototype for clear_const_double_mem.
4957 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
4958 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
4959 const_double_from_real_value, not immed_real_const_1, and use
4960 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
4962 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
4963 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
4964 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
4965 (gen_rtx_REG): Second arg is unsigned.
4967 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
4968 (excluded_rtx): New, return true for CONST_DOUBLE.
4969 (genmacro): Write nothing for excluded codes.
4970 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
4971 * expr.c (expand_expr): Likewise.
4972 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
4974 * toplev.c (rest_of_compilation): Don't call
4975 clear_const_double_mem.
4977 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
4978 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
4979 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
4980 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
4981 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
4982 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
4983 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
4984 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
4986 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4988 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
4990 2002-05-12 Tom Tromey <tromey@redhat.com>
4992 * tree.h (copy_node): Don't mention TREE_PERMANENT.
4994 2002-05-12 Zack Weinberg <zack@codesourcery.com>
4996 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
4997 (scan_comma_elt): New function. Accepts whitespace in comma lists.
4998 * gensupport.h: Prototype new routines.
4999 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
5001 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
5002 (next_comma_elt): Use scan_comma_elt.
5004 * config/i386/i386.md: Use new attribute notation to break up
5005 long lines in define_attr forms.
5007 2002-05-12 Richard Henderson <rth@redhat.com>
5009 * expr.c (compress_float_constant): New.
5010 (emit_move_insn): Use it.
5011 (float_extend_from_mem): New.
5012 (init_expr_once): Initialize it.
5013 * real.c (exact_real_truncate): New.
5015 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
5016 dropped into memory; penalize for size.
5017 (RTX_COSTS): FLOAT_EXTEND is free.
5018 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
5019 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
5021 2002-05-12 Richard Henderson <rth@redhat.com>
5023 * profile.h (profile_info): Add missing extern to declaration.
5024 * profile.c (profile_info): Define it.
5026 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5028 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
5029 used for DImode and TImode.
5031 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
5033 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
5036 2002-05-11 Zack Weinberg <zack@codesourcery.com>
5038 * config/rs6000/rs6000.c (rs6000_default_long_calls,
5039 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
5040 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
5041 (rs6000_override_options): Handle -m(no-)longcall.
5042 (init_cumulative_args, output_mi_thunk): Check for both
5043 longcall and shortcall attributes on the function.
5044 (rs6000_attribute_table): Add "shortcall".
5045 (rs6000_handle_longcall_attribute): Update comment.
5046 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
5047 altivec_expand_ternop_builtin): Add default clauses to switches
5048 to silence warnings.
5050 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
5051 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
5052 (TARGET_OPTIONS): Add longcall and no-longcall.
5054 * config/rs6000/rs6000.md (call_nonlocal_sysv,
5055 call_value_nonlocal_sysv): Split by alternatives. One pair
5056 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
5057 the call cookie. The other pair accepts only LR/CTR and has
5060 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
5061 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
5063 * config/rs6000/rs6000-c.c: New file.
5064 * config/rs6000/t-rs6000-c-rule: New file.
5065 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
5066 Prototype rs6000_pragma_longcall.
5068 * doc/extend.texi: Document shortcall attribute.
5069 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
5071 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5073 * reorg.c (dbr_schedule): Remove unnecessary test.
5075 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5077 * i386.md (testsi to testqi spliters): New.
5079 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
5081 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
5083 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
5085 * basic-block.h: New flag EDGE_CAN_FALLTHRU
5086 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
5087 that can be made fallthru.
5089 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
5091 * cfglayout.c (cleanup_unconditional_jumps): New static function.
5092 (cfg_layout_initialize): Use it.
5094 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
5096 * config/avr/avr.c (avr_mcu_types): Update supported devices.
5097 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5098 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5100 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
5102 * dbxout.c: Fix formatting.
5103 * dependence.c: Likewise.
5105 * diagnostic.c: Likewise.
5106 * doloop.c: Likewise.
5107 * dominance.c: Likewise.
5108 * doschk.c: Likewise.
5109 * dwarf2asm.c: Likewise.
5110 * dwarf2out.c: Likewise.
5111 * dwarfout.c: Likewise.
5113 2002-05-10 Richard Henderson <rth@redhat.com>
5115 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
5116 Convert integers constants as needed. Replace "nwords" field with
5118 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
5119 * function.h: Fix typo in comment.
5120 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
5122 2002-05-10 Roger Sayle <roger@eyesopen.com>
5124 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
5125 into the equivalent (signed char)c > 0.
5127 2002-05-10 Janis Johnson <janis187@us.ibm.com>
5129 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
5130 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
5131 (struct prefetch_info): Fix spelling of member bytes_accessed.
5132 (emit_prefetch_instructions): Make dump messages more regular;
5133 restructure code to add more dump messages; use new macros for
5134 heuristics. (There are no code generation changes in any of this).
5136 2002-05-10 David S. Miller <davem@redhat.com>
5138 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
5139 (struct rtx_def): Update unchanging flag comment.
5140 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
5141 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
5142 to be handled to INSN too.
5143 (dbr_schedule): Likewise.
5144 * resource.c (next_insn_no_annul): Likewise.
5146 * cse.c (rtx_cost): Remove multiplication by power of 2 special
5149 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5151 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
5152 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
5153 (possibly) work around broken /bin/sh.
5155 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5157 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
5158 . as N64/N32 libgcc_s.so subdirs.
5160 2002-05-10 David S. Miller <davem@redhat.com>
5162 * config/sparc/sparc.md: Use define_constants for unspec numbers.
5164 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
5166 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
5168 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
5169 * doc/rtl.texi: Document these macros more accurately.
5170 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
5171 JUMP_INSNs and CALL_INSNs.
5172 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
5173 or INSN_FROM_TARGET_P if the code is appropriate.
5175 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
5177 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
5178 before using SYMBOL_REF_FLAG (addr).
5180 * config/avr/avr-protos.h (avr_io_address_p): Declare.
5181 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
5182 Make non-static. Update all callers.
5183 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
5184 New insns to clear/set/test a single bit in I/O address space.
5186 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5188 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
5190 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5192 * Makefile.in: Update.
5193 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
5194 builtin_define_std): New.
5195 (c_common_init): Register CPP builtins callback.
5196 * c-common.h (flag_iso, flag_undef): New.
5197 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
5198 * c-lex.c: Don't include target.h.
5199 (cb_register_builtins): Move to c-common.c.
5200 (init_c_lex): Don't register hook here.
5201 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
5202 (cpp_define, cpp_assert): Remove.
5203 * gcc.c (cc1_options): Pass -undef to front end.
5204 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
5205 (TARGET_INITIALIZER): Update.
5206 * target.h (struct cpp_reader): Don't predeclare.
5207 (struct gcc_target): Remove cpp builtin hook.
5208 * tree.c (default_register_cpp_builtins): Remove.
5212 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5214 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
5216 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5218 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
5219 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
5221 2002-05-09 Jakub Jelinek <jakub@redhat.com>
5223 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
5224 * config/sparc/libgcc-sparc-glibc.ver: New file.
5225 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
5226 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
5228 2002-05-09 Jakub Jelinek <jakub@redhat.com>
5231 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
5232 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
5233 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
5235 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
5236 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
5237 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
5238 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
5240 2002-05-09 Richard Henderson <rth@redhat.com>
5242 * config/ia64/ia64.md: Use define_constants for unspec numbers.
5243 * config/ia64/ia64.c: Likewise.
5245 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
5247 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
5248 (save_restore_insns): Likewise.
5249 (mips_expand_prologue, mips_expand_epilogue): Update callers.
5250 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
5252 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
5254 * athlon.md, k6.md, pentium.md, ppro.md): New files.
5255 * i386.md: Move scheduling information into new files.
5257 * i386.md (type attribute): Add "rotate" for rotate insns.
5258 (rotate insns): Set type to "rotate".
5259 (various attributes and function units): Treat rotate like shift.
5260 (pent_pair attribute): Only rotates by one bit position are
5262 (sbb insns): Explicitly set pent_pair attribute on a couple
5263 that were missing it.
5265 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
5267 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
5268 make sure that buffer starts on odd word address.
5269 (sh_va_arg): Skip odd fp registers when reading a double precision
5272 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5274 * tree.h (preserve_data, object_permanent_p, type_precision):
5277 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5279 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
5280 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
5282 * cpp.texi: Update for removal of obsolete features.
5284 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
5285 Jeffrey A Law (law@redhat.com)
5287 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
5288 the DFA interface for Pentium processors.
5289 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
5290 (attr_pent_pair, ix86_pent_find_pair): Remove.
5291 (ix86_sched_reorder_pentium): Remove.
5292 (ix86_sched_reorder): Remove reordering for Pentium.
5293 * i386.md (Pentium scheduling): Rewrite using DFA description.
5295 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
5297 * cfganal.c (can_fallthru): Fix fast path.
5298 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
5299 with edges to the next block.
5301 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
5302 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
5304 * final.c (end_final): Use C trees to output data structures for profiling.
5306 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
5307 (profile.o): New dependency profile.h
5308 (final.o): New dependency profile.h
5309 * profile.h: New file. New global structure profile_info.
5310 * final.h (count_edges_instrumented_now): Declare.
5311 (current_function_cfg_checksum): Declare.
5312 (function_list): New structure.
5313 (functions_head, functions_tail): New static variables.
5314 (end_final): Emits more data, removed some -ax stuff.
5315 (final): Stores function names and chcksums.
5316 * gcov-io.h (__write_gcov_string): New function.
5317 (__read_gcov_string): New function.
5318 * gcov.c (read_profile): New function.
5319 (create_program_flow_graph): Uses read_profile instead of reading
5321 (read_files): Removed da_file checking, it's done by read_profile now.
5322 * libgcc2.c (bb_function_info): New structure.
5323 (bb): New field in structure, removed some -ax stuff.
5324 (__bb_exit_func): Changed structure of da_file.
5325 * profile.c (count_edges_instrumented_now): New global variable.
5326 (current_function_cfg_checksum): New global variable.
5327 (max_counter_in_program): New global variable.
5328 (get_exec_counts): New function.
5329 (compute_checksum): New function.
5330 (instrument_edges): Sets count_edges_instrumented_now.
5331 (compute_branch_probabilities): Uses get_exec_counts instead of
5333 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
5334 (init_branch_prob): Removed da_file checking, done in get_exec_counts
5336 (end_branch_prob): Removed da_file checking, done in get_exec_counts
5338 * gcov.texi: Updated information about gcov file format.
5340 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
5342 * sbitmap.c: Fix formatting.
5344 * scan-decls.c: Likewise.
5345 * sched-deps.c: Likewise.
5346 * sched-ebb.c: Likewise.
5347 * sched-rgn.c: Likewise.
5348 * sched-vis.c: Likewise.
5349 * sdbout.c: Likewise.
5350 * sibcall.c: Likewise.
5351 * simplify-rtx.c: Likewise.
5353 * ssa-ccp.c: Likewise.
5354 * ssa-dce.c: Likewise.
5356 * stor-layout.c: Likewise.
5357 * stringpool.c: Likewise.
5359 2002-05-09 David S. Miller <davem@redhat.com>
5361 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
5363 2002-05-07 David S. Miller <davem@redhat.com>
5365 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
5366 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
5367 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
5368 library implementation clobbers the output before the inputs
5369 are fully consumed, use stack temporary for the output.
5371 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
5373 * config/netbsd.h (CPP_SPEC): Remove.
5374 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
5375 * config/i386/netbsd.h (CPP_SPEC): Define.
5376 * config/ns32k/netbsd.h (CPP_SPEC): Define.
5377 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
5378 * config/sparc/netbsd.h (CPP_SPEC): Define.
5379 * config/vax/netbsd.h (CPP_SPEC): Define.
5381 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
5383 * read-rtl.c: Fix formatting.
5385 * recog.c: Likewise.
5386 * regclass.c: Likewise.
5387 * regmove.c: Likewise.
5388 * reg-stack.c: Likewise.
5389 * reload1.c: Likewise.
5390 * reload.c: Likewise.
5391 * resource.c: Likewise.
5392 * rtlanal.c: Likewise.
5394 * rtl-error.c: Likewise.
5396 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5398 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
5399 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
5401 2002-05-08 Bernd Schmidt <bernds@redhat.com>
5403 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
5404 use __SSE2__ macro instead.
5405 * config/i386/xmmintrin.h: Likewise.
5407 2002-05-08 Janis Johnson <janis187@us.ibm.com>
5409 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
5410 and use it in all invocations of these macros. Clean up comments.
5411 * rtl.c (rtl_check_failed_flag): Add an argument for the name
5412 of the flag access macro whose check failed.
5413 * doc/rtl.texi (Flags): Document additional flag uses.
5415 2002-05-08 Robert Spier <rspier@pobox.com>
5416 Neil Booth <neil@daikokuya.demon.co.uk>
5418 PR preprocessor/6521
5419 * cppfiles.c (handle_missing_header): Don't do anything
5420 different for <> includes.
5422 * cppopts.texi: Update documentation for -MG.
5424 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
5426 * cpplex.c (cpp_interpret_charconst): Truncate as well as
5429 * cpp.texi: Clarify multichar charconst valuation.
5431 2002-05-08 Mark Mitchell <mark@codesourcery.com>
5433 * doc/invoke.texi: Document -mwindiss option.
5435 2002-05-08 Jason Merrill <jason@redhat.com>
5437 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
5439 * dwarf2out.c (gen_type_die): Abort on broken recursion.
5442 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
5445 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
5447 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
5448 little-endian multilibs to override arm/thumb multilibs.
5449 Do not build hardware floating point multilibs, nor apcs-26
5450 multilibs for the Thumb.
5452 2002-05-08 Mark Mitchell <mark@codesourcery.com>
5455 * varasm.c (mark_weak): New function.
5456 (merge_weak): Use it. Do not call declare_weak.
5457 (declare_weak): Use merge_weak.
5459 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
5461 * cse.c (dead_libcall_p): Update counts.
5462 (delete_trivially_dead_insns): Update call of dead_libcall_p.
5464 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5466 * cfglayout.c (function_tail_eff_head): Rename to ...
5467 (function_footer): ... this one.
5468 (unlink_insn_chain): New functions.
5469 (label_for_bb): Only call block_label and emit debug message.
5470 (record_effective_endpoints): Actually unlink the headers and footers.
5471 (fixup_reorder_cahin): Re-insert the unlinked sequences.
5472 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
5473 * cfglayout.h (struct reorder_block_def): New fields footer/header;
5474 remove eff_head/eff_end.
5475 * rtl.h (set_first_insn): Declare.
5476 * emit-rtl.c (set_first_insn): New function.
5478 * cfglayout.c (fixup_reorder_chain): Dump duplicated
5479 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
5480 cfg_layout_duplicate_bb): New global function.
5481 (duplicate_insn_chain): New static function.
5482 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
5483 cfg_layout_duplicate_bb): Declare.
5484 (struct reorder_block_def): Add "original" field.
5485 * emit-rtl.c (emit_copy_of_insn_after): New function.
5486 * rtl.h (emit_copy_of_insn_after): Declare.
5488 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
5489 (fixup_reorder_chain): properly handle edges to exit block.
5491 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5492 Jan Hubicka <jh@suse.cz>
5494 * basic-block.h (note_prediction_to_br_prob): declare.
5495 * c-semantics.c: Inlucde predit.h
5496 (expand_stmt): predict GOTO_STMT as not taken.
5497 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
5498 (cleanup_cfg): Do not free tail_recursion_list.
5499 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
5500 (flow_delete_block): Kill predictions past end of basic block.
5501 * output.h (delete_unreachable_blocks): Declare.
5502 * predict.c (predicted_by_p, process_note_predictions,
5503 process_note_prediction, last_block_p): New function.
5504 (estimate_probability): Bypass loop on PRED_CONTINUE;
5505 do not handle noreturn heuristics; kill PRED_RETURN; add
5507 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
5508 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
5509 * predict.h (IS_TAKEN): New constant.
5510 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
5511 * rtl.c (NOTE_INSN_PREDICTION): New.
5512 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
5514 (insn_note): add NOTE_INSN_PREDICTION.
5515 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
5516 CFG; free tail_recursion_label_list.
5517 * stmt.c: Include predict.h;
5518 (return_prediction): New.
5519 (expand_value_return): Use it.
5520 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
5522 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
5524 * config/mips/mips.md: Name the unspecs with define_constant.
5525 (*HILO_delay): Rename to 'hilo_delay' (no star).
5526 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
5527 (reload_outdi, reload_outsi): Likewise.
5529 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
5531 * toplev.c: Fix formatting.
5533 2002-05-07 Janis Johnson <janis187@us.ibm.com>
5535 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
5536 * configure.in (ac_rtlflag_checking): New.
5537 * doc/install.texi (--enable-checking): Document RTL flag checking.
5539 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
5541 * c-common.c (c_common_init): Set options->unsigned_wchar.
5542 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
5543 group target dependencies.
5544 (init_builtins, cpp_handle_option): Update.
5545 * cpplex.c (cpp_interpret_charconst): Update.
5546 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
5547 signed_char to unsigned_char, group target dependencies.
5548 * defaults.h (WCHAR_UNSIGNED): Remove.
5549 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
5551 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
5552 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
5553 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
5554 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
5555 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
5557 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
5559 2002-05-07 Mark Mitchell <mark@codesourcery.com>
5561 * fixinc/inclhack.def (windiss_math1): New fix.
5562 (windiss_math2): Likewise.
5563 (windiss_valist): Likewise.
5564 * fixinc/fixincl.x: Regenerated.
5566 2002-05-07 Andreas Jaeger <aj@suse.de>
5568 * genautomata.c (output_internal_min_issue_delay_func): Add
5569 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
5570 (output_internal_trans_func): Likewise.
5572 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
5574 * pa.c (hppa_profile_hook): Use force_reg to get the address
5575 of the profile hook into an appropriate pseudo register.
5577 2002-05-07 Mark Mitchell <mark@codesourcery.com>
5579 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
5580 (LINK_START_SPEC): Handle it.
5581 (LINK_OS_SPEC): Likewise.
5582 (CPP_SPEC): Likewise.
5583 (STARTFILE_SPEC): Likewise.
5584 (LIB_SPEC): Likewise.
5585 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
5587 (CRTSAVRES_DEFAULT_SPEC): New macro.
5588 (LIB_WINDISS_SPEC): New macro.
5589 (CPP_OS_WINDISS_SPEC): Likewise.
5590 (STARTFILE_WINDISS_SPEC): Likewise.
5591 (ENDFILE_WINDISS_SPEC): Likewise.
5592 (LINK_START_WINDISS_SPEC): Likewise.
5593 (LINK_OS_WINDISS_SPEC): Likewise.
5594 * config/rs6000/windiss.h: New file.
5596 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
5598 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
5600 2002-05-06 David S. Miller <davem@redhat.com>
5602 * config/sparc/sparc.md (shift insns): Do not mask off
5603 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
5606 2002-05-06 Richard Henderson <rth@redhat.com>
5609 * expr.c (highest_pow2_factor_for_type): New.
5610 (expand_assignment): Use it.
5612 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
5614 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
5616 ("altivec_mfvscr"): Same.
5618 2002-05-06 Janis Johnson <janis187@us.ibm.com>
5620 * rtl.h (struct rtx_def): Update comments.
5621 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
5622 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
5623 RTL_FLAG_CHECK macros with list of expected RTL codes.
5624 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
5625 (rtl_check_failed_flag): New.
5626 * reload1.c (reload): Use REG macro before changing rtx to MEM.
5627 (reload_cse_noop_set_p): Check rtx code before using access macro.
5628 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
5629 before using access macro.
5631 2002-05-06 Janis Johnson <janis187@us.ibm.com>
5633 * doc/rtl.texi (Flags): Update to reflect current usage.
5635 2002-05-06 Roger Sayle <roger@eyesopen.com>
5638 * fold-const.c (sign_bit_p): New function.
5639 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
5640 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
5641 Reapply fold when converting (A & C) == C into (A & C) != 0.
5642 (fold_binary_op_with_conditional_arg): Fix typo in comment.
5644 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
5646 * c-common.c (warn_multichar): New.
5647 (c_common_init): Set CPP's warn_multichar.
5648 * c-common.h (warn_multichar): New.
5649 * c-decl.c (warn_multichar): Remove.
5650 * c-lex.c (lex_charconst): Update.
5651 * c-tree.h (warn_multichar): Remove.
5652 * cppexp.c (eval_token): Sign-extend charconst value.
5653 * cppinit.c (cpp_create_reader): Set warn_multichar.
5654 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
5655 each character. Update prototype. Sign-extend the result.
5656 * cpplib.h: Fix conditions.
5657 (struct cpp_options): Add new warning flag.
5658 (cpp_interpret_charconst): Update prototype.
5660 * cpp.texi: Update documentation.
5662 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
5664 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
5665 Fix typo in usage of allof instead of unit.
5667 2002-05-06 Richard Henderson <rth@redhat.com>
5669 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
5670 and any jump or call for IN.
5672 2002-05-06 Bernd Schmidt <bernds@redhat.com>
5674 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
5676 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
5678 2002-05-06 Roger Sayle <roger@eyesopen.com>
5680 * fold-const.c (lshift-double): Cast the high word to an unsigned
5681 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
5682 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
5683 avoid compiler warning. (fold): Remove redundant code from
5684 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
5686 2002-05-06 Jeff Law <law@redhat.com>
5688 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
5689 * pa.c (pa_adjust_cost): Remove all true dependency cost
5690 adjustments. Also remove support for non-DFA scheduling.
5691 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
5692 to adjust true dependency costs. Update various comments.
5693 (7100lc, 7200, 7300 scheduling): Simplify by combining the
5694 FP ALU & MPY units into a single unit.
5696 2002-05-06 Catherine Moore <clm@redhat.com>
5698 * config/v850/v850.c (compute_register_save_size): Make sure
5699 to count all of the registers that will be saved.
5701 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
5703 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
5705 2002-05-06 David S. Miller <davem@redhat.com>
5707 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
5708 allow result to overlap input operands in memory.
5710 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
5713 * cpp.texi: Update multichar charconst docs.
5715 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
5717 * cpplex.c (cpp_interpret_charconst): Sign-extend each
5718 character. Don't ignore excess characters. Treat
5719 multicharacter character constants as signed.
5720 (cpp_parse_escape): Clarify diagnostic.
5722 2002-05-05 Jakub Jelinek <jakub@redhat.com>
5724 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
5725 use add instead of shift.
5726 (ashldi3_sp64): Likewise.
5727 (ashlsi3_const1, ashldi3_const1): Remove.
5728 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
5729 * config/sparc/sparc.c (const1_operand): New.
5731 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
5733 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
5735 2002-05-05 Jakub Jelinek <jakub@redhat.com>
5738 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
5740 2002-05-05 Richard Henderson <rth@redhat.com>
5742 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
5743 memory latency adjustments.
5744 (alpha_variable_issue): Remove.
5745 (alpha_use_dfa_pipeline_interface): New.
5746 (alpha_multipass_dfa_lookahead): New.
5747 * config/alpha/alpha.md: Remove define_function_unit scheduling;
5748 include new dfa scheduling.
5749 (attr type): Add none.
5751 * config/alpha/ev4.md: New.
5752 * config/alpha/ev5.md: New.
5753 * config/alpha/ev6.md: New.
5755 2002-05-05 David S. Miller <davem@redhat.com>
5757 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
5759 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
5761 * cse.c: Fix formatting.
5762 * emit-rtl.c: Likewise.
5764 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
5766 * genautomata.c (initiate_states): Add additional guard to
5767 initialize `units_array'.
5769 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
5771 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
5772 process_unit_to_form_the_same_automaton_unit_lists,
5773 form_the_same_automaton_unit_lists
5774 check_unit_distributions_to_automata): New prototypes and
5776 (check_automata): Rename it into `check_automata_insn_issues'.
5777 (unit_decl): New fields `the_same_automaton_unit' and
5778 `the_same_automaton_message_reported_p'.
5779 (unit_decl_t): New typedef.
5780 (the_same_automaton_lists): New gloval variable.
5781 (unit_regexp, unit_set_el, units_array, units_cmp,
5782 output_get_cpu_unit_code_func): Use the typedef.
5783 (evaluate_max_reserv_cycles): Increment
5784 `description->max_insn_reserv_cycles'.
5785 (initiate_states): Don't increment `max_cycles_num'.
5786 (transform_insn_regexps): Move code around transformation of
5787 regexps from `generate'.
5788 (generate): Remove call of `transform_insn_regexps'.
5789 (expand_automata): Call `transform_insn_regexps' and
5790 `check_unit_distributions_to_automata'. Check errors before
5793 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
5794 automaton `ultrasparc3_1'.
5796 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
5798 * c-common.c (c_common_init): Set up CPP arithmetic.
5799 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
5800 something reasonable for the host.
5801 (sanity_checks): Add checks.
5802 (cpp_read_main_file): Call sanity_checks() from here...
5803 (cpp_post_options): ... not here.
5804 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
5805 * cpplib.h (struct cpp_options): New member int_precision.
5807 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5809 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
5811 2002-05-04 David S. Miller <davem@redhat.com>
5813 * config/sparc/linux.h, config/sparc/linux64.h
5814 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
5816 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
5818 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
5820 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
5823 2002-05-05 Tim Josling <tej@melbpc.org.au>
5825 * treelang; New directory for new sample language treelang.
5827 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5829 * Makefile.in (c-lex.o): Update.
5830 * c-lex.c: Include target.h.
5831 (cb_register_builtins): New.
5832 (init_c_lex): Set builtins callback.
5833 * c-lex.h (cpp_define, cpp_assert): New prototypes.
5834 * cppinit.c (init_builtins): Use callback, including for
5836 * cpplib.h (struct cpp_callbacks): New member.
5837 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
5838 (TARGET_INITIALIZER): Update.
5839 * target.h (struct gcc_target): New hook.
5840 * tree.c (default_register_cpp_builtins): New.
5841 * tree.h (default_register_cpp_builtins): New.
5843 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
5845 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5847 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
5848 (cpp_post_options): Move sanity checks to...
5849 (sanity_checks): New.
5850 * cpplex.c (maybe_read_ucs): Fix prototype.
5851 (parse_string, cpp_parse_escape): Cast for %c format specifier.
5852 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
5855 2002-05-04 Bernd Schmidt <bernds@redhat.com>
5857 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
5858 builtins. Use V2DI patterns instead of TI for logical operations.
5859 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
5860 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
5861 (ix86_expand_builtins): Change the pattern used for movntdq.
5862 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
5863 sse2_nandv2di3): New patterns.
5864 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
5866 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
5867 (cvtdq2pd): Correct mode on operand 1.
5868 (sse2_umulsidi3): Describe without unspec.
5869 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
5871 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
5872 (ashlv2di3): Likewise, from sse2_ashlv2di3.
5873 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
5874 ashlv4si3, ashlv2di3): Use SImode for shift count.
5875 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
5876 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
5878 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
5880 (__m128i, __m128d): New macros.
5881 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
5882 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
5883 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
5884 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
5885 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
5886 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
5887 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
5888 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
5889 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
5890 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
5891 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
5892 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
5893 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
5894 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
5895 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
5896 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
5897 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
5898 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
5899 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
5900 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
5901 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
5902 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
5903 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
5904 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
5905 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
5906 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
5907 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
5908 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
5909 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
5910 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5911 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
5912 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
5913 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
5914 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
5915 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
5916 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
5917 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
5919 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
5920 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
5922 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
5924 * dwarf2out.c: Fix formatting.
5925 * varasm.c: Likewise.
5927 2002-05-04 David Edelsohn <edelsohn@gnu.org>
5930 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
5931 clobber and use result as temporary value.
5933 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
5935 * expr.c (force_operand): Use expand_simple_* to handle more
5938 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5940 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
5942 (lex_charconst): Update for change in prototype of
5943 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
5945 * cpphash.h (BITS_PER_CPPCHAR_T): New.
5946 * cppinit.c (cpp_create_reader): Initialize them for no
5947 change in semantics.
5948 (cpp_post_options): Add sanity checks.
5949 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
5950 and truncation issues. Calculate in type cppchar_t.
5951 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
5952 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
5953 run-time dependent precision correctly. Return whether the
5954 result is signed or not.
5955 * cpplib.c (dequote_string): Use cppchar_t; update.
5956 * cpplib.h (cppchar_signed_t): New.
5957 struct cpp_options): New precision members.
5958 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
5959 * cppexp.c (eval_token): Update.
5961 2002-05-03 David S. Miller <davem@redhat.com>
5963 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
5964 * config/sparc/sparc.c (sparc_rtx_costs): New function
5965 implementing RTX_COSTS and CONST_COSTS.
5966 * config/sparc/sparc.h (CONST_COSTS): Delete.
5967 (RTX_COSTS_CASES): Define.
5968 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
5971 * config/sparc/sparc.md (DFA schedulers): Split out...
5972 * config/sparc/cypress.md, config/sparc/hypersparc.md,
5973 config/sparc/sparclet.md, config/sparc/supersparc.md,
5974 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
5976 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
5977 checks on it, always defined for Sparc.
5979 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
5980 Tweak, and add more detailed comments.
5982 2002-05-03 Zack Weinberg <zack@codesourcery.com>
5984 * Re-apply patch accidentally reverted with
5985 DFA scheduler merge: remove all rules and variables to slurp
5986 source files out of libiberty and rebuild them with HOST_CC.
5987 ($(HOST_PREFIX_1)varray.o): New rule.
5988 (genattrtab rule): Word wrap.
5990 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
5992 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
5993 (CPP_SUBTARGET_SPEC): Define.
5994 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
5995 cpp_subtarget specs.
5996 (CPP_SPEC): Redefine to include %(cpp_subtarget).
5998 2002-05-03 David S. Miller <davem@redhat.com>
6000 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
6001 * target.h (struct gcc_target): Delete cycle_display member.
6003 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
6004 (rtx_needs_barrier): Delete reference to cycle_display unspec.
6005 (ia64_sched_reorder2): Mention need for cycle display handling
6006 once such notes exist.
6008 2002-05-03 Richard Henderson <rth@redhat.com>
6010 * real.c (etoasc): Strip most trailing zeros for clarity.
6011 * sched-vis.c: Include real.h.
6012 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
6013 * Makefile.in (sched-vis.o): Add real.h.
6015 2002-05-03 David S. Miller <davem@redhat.com>
6017 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
6020 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
6022 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
6023 when we get an out of range literal.
6024 (altivec_expand_ternop_builtin): Same.
6025 (altivec_expand_unop_builtin): Same.
6026 (altivec_expand_builtin): Same, for dss.
6027 (altivec_expand_builtin): Use trees instead of rtl when
6028 determining literal argument validity.
6030 2002-05-03 David S. Miller <davem@redhat.com>
6032 Delete cycle display scheduling hook.
6033 * config/ia64/ia64.c (ia64_cycle_display,
6034 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
6035 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
6036 and use emit_insn_before instead of ia64_emit_insn_before.
6037 * config/ia64/ia64.md (unspec usage): Delete cycle display.
6038 (cycle_display): Delete insn pattern.
6039 * config/sparc/sparc.md (unspec usage): Delete cycle display.
6040 (cycle_display): Delete insn pattern.
6041 * config/sparc/sparc.c (sparc_cycle_display,
6042 TARGET_SCHED_CYCLE_DISPLAY): Delete.
6043 * doc/md.texi (cycle_display): Don't mention.
6044 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
6046 2002-05-03 Richard Henderson <rth@redhat.com>
6048 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
6049 * recog.h: Declare them.
6051 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
6052 * config/sparc/sparc.md: Use store_data_bypass_p instead.
6053 * config/sparc/sparc-protos.h: Update.
6055 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6057 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
6058 -D__arch64__. Add -D_LP64.
6059 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
6061 (CPP_ARCH64_SPEC): Likewise.
6062 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
6063 (NO_BUILTIN_SIZE_TYPE): Undef.
6065 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
6067 * genautomata.c (min_issue_delay_pass_states): Change return type
6069 (min_issue_delay_pass_states): Change the algorithm.
6070 (min_issue_delay): Set up min_insn_issue_delay for the state.
6071 (output_min_issue_delay_table): Interchange the nested loops and
6072 and initiate min_insn_issue_delay for states.
6074 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
6076 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
6079 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
6081 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
6084 2002-05-03 Richard Henderson <rth@redhat.com>
6087 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
6088 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
6089 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
6090 code before JUMP, not EARLIEST.
6092 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
6094 * c-format.c (check_format_info_main): Don't check for presence of
6095 parameter for * width until after operand number has been read,
6096 and only check for it if format parameters are available.
6099 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6101 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
6102 (LINK_SPEC): Undef before defining.
6104 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6106 PR preprocessor/6489
6107 * tradcpp.c (fixup_newlines): New.
6108 (main, finclude): Use it.
6110 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
6112 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
6113 * config/mips/mips.c (mips_unique_section): Strip encoding from
6116 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6118 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
6121 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6123 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
6124 (Specific): Removed buildstats references.
6125 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
6126 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
6127 Accomodate Solaris versions beyond 8.
6128 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
6129 (Specific, *-*-solaris2.8): Removed, obsolete.
6131 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6134 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
6135 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
6136 fill leaf_reg_remap with identity.
6137 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
6139 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
6141 * config/h8300/crti.asm: Remove trailing spaces.
6142 * config/h8300/h8300.c: Likewise.
6143 * config/h8300/lib1funcs.asm: Likewise.
6145 2002-05-02 Jason Merrill <jason@redhat.com>
6147 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
6148 * c-decl.c (c_init_decl_processing): Use it.
6149 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
6150 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
6151 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
6153 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
6155 * regrename.c: Fix formatting.
6158 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
6160 * i386.md (attribute memory): Handle compares properly.
6162 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
6164 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
6167 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
6169 * function.c: Fix formatting.
6171 2002-05-02 Jan Hubicka <jh@suse.cz>
6173 * haifa-sched.c (schedule_insn): Print table of instructions and
6175 (sched_block): Do not print ready list at verbosity level 1.
6176 * sched-vis.c (print_insn): Make global.
6177 * sched-ebb.c (ebb_print_insn): Rename from...
6178 (print_insn): ... this one.
6179 * sched-int.h (print_insn): Declare
6181 2002-05-02 Richard Henderson <rth@redhat.com>
6183 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
6184 emitted by cycle_display.
6186 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
6188 * doc/install.texi (*-*-freebsd*): Update to latest status.
6190 2002-05-02 Jakub Jelinek <jakub@redhat.com>
6193 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
6194 * config/float-sparc.h: Assume 128-bit long double if
6195 __LONG_DOUBLE_128__ is defined.
6197 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
6199 * genattrtab.c (write_function_unit_info): Add a dummy element
6200 when num_units == 0.
6202 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6204 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
6205 TYPE_MODE (double_type_node) instead of DFmode.
6207 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
6209 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
6211 * toplev.c (rest_of_compilation): Revert Richard's patch.
6213 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6215 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
6217 2002-05-02 Catherine Moore <clm@redhat.com>
6219 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
6221 2002-05-02 Kazu Hirata <kazu@hxi.com>
6223 * combine.c: Fix comment typos.
6225 * genautomata.c: Likewise.
6229 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
6231 * doc/install.texi: State GNAT version requirements.
6233 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
6235 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
6236 of the frame pointer or arg pointer register which strict register
6237 checking is not enabled.
6239 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
6241 * gcc.dg/altivec-8.c: New.
6243 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
6244 PRE_INC and PRE_DEC for altivec modes.
6246 2002-05-01 Bruce Korb <bkorb@gnu.org>
6248 * fixinc/check.tpl(set-writable): make sure the function exists first
6249 * fixinc/inclhack.def(alpha_assert): fix test_text
6250 * fixinc/tests/base/assert.h: add in missing result
6252 2002-05-01 Jeff Law <law@redhat.com>
6254 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
6257 2002-05-01 Joel Brobecker <brobecker@gnat.com>
6259 * dbxout.c (dbxout_type): Emit size information for range types,
6260 as well, but only when using GDB extensions.
6262 2002-05-01 Richard Henderson <rth@redhat.com>
6264 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
6265 target-independent gnu binutils date test.
6267 2002-05-01 Richard Henderson <rth@redhat.com>
6269 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
6270 info before expunging the block.
6272 2002-05-01 Jakub Jelinek <jakub@redhat.com>
6274 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
6275 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
6276 -M -or -MM is in effect.
6278 2002-05-01 Zack Weinberg <zack@codesourcery.com>
6280 * config.gcc: Correct test of --enable-obsolete. Obsolete all
6281 A29k configurations.
6282 * doc/install.texi: Update to match.
6284 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6287 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
6288 for duplicates. Always loop over whole list.
6290 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6292 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
6294 2002-05-01 Joel Sherrill <joel@OARcorp.com>
6296 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
6299 2002-05-01 Joel Sherrill <joel@OARcorp.com>
6301 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
6303 2002-05-01 David Edelsohn <edelsohn@gnu.org>
6305 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
6306 (nabs_nopower): Same.
6307 (floatdisf2): New pattern.
6308 (absdi2): Convert to define_insn_and_split.
6313 (fix_trunctfdi2): Same.
6314 (fix_trunctfsi2): Same.
6316 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
6318 * doc/install.texi: Update Texinfo version requirement
6321 2002-05-01 Jakub Jelinek <jakub@redhat.com>
6323 PR target/6512, PR target/5628
6324 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
6325 when memory is not aligned.
6326 (movdf_insn_v9only_vis): Likewise.
6327 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
6328 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
6329 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
6331 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
6333 * gcc.dg/altivec-7.c: New.
6335 * config/rs6000/altivec.h: Cleanup.
6337 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
6339 * doc/invoke.texi (Option Summary): Add -mvrsave=.
6340 (RS/6000 and PowerPC Options): Document -mvrsave=.
6342 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
6343 (rs6000_altivec_vrsave_string): Same.
6344 (rs6000_override_options): Call rs6000_parse_vrsave_option.
6345 (rs6000_parse_vrsave_option): New.
6346 (rs6000_stack_info): Only generate vrsave instructions when
6347 TARGET_ALTIVEC_VRSAVE.
6349 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
6350 (rs6000_altivec_vrsave_string): Define extern.
6351 (rs6000_altivec_vrsave): Same.
6352 (TARGET_ALTIVEC_VRSAVE): New.
6354 2002-04-30 Richard Henderson <rth@redhat.com>
6357 * toplev.c (rest_of_compilation): Don't run cross-jump before
6360 2002-04-30 Tom Rix <trix@redhat.com>
6362 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
6363 check which_alternative.
6365 2002-04-30 Kazu Hirata <kazu@hxi.com>
6367 * cpplex.c: Fix comment formatting.
6368 * function.c: Likewise.
6369 * integrate.c: Likewise.
6370 * regrename.c: Likewise.
6371 * sibcall.c: Likewise.
6372 * simplify-rtx.c: Likewise.
6373 * tree-inline.c: Likewise.
6375 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
6377 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
6378 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
6379 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
6380 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
6381 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
6382 * pa/x-ada: New file. Define ADA_CFLAGS.
6384 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
6386 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
6387 from MMIX_LAST_REGISTER_FILE_REGNUM.
6388 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
6389 (struct machine_function): New member highest_saved_stack_register
6390 previously static variable in mmix.c.
6391 (MACHINE_DEPENDENT_REORG): Define.
6392 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
6393 (MMIX_OUTPUT_REGNO): New.
6394 (mmix_target_asm_function_prologue): Move calculation of last used
6395 saved-stack-register into...
6396 (mmix_machine_dependent_reorg): New function. Update to also handle
6398 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
6399 register names, simplify somewhat by new variable regno.
6400 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
6402 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
6403 emitting register names.
6404 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
6405 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
6407 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
6410 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
6412 2002-04-30 Richard Henderson <rth@redhat.com>
6414 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
6415 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
6416 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
6417 emit_tfmode_cvt): New.
6418 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
6419 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
6420 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
6421 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
6422 * config/sparc/sparc-protos.h: Update.
6424 2002-04-30 Janis Johnson <janis187@us.ibm.com>
6426 * install.texi (Final install): Add to the list of info to include
6427 in a report of a successful bootstrap, and add link to 3.1 list.
6429 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
6431 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
6432 (mode): Add vector modes
6433 (i387): Kill attribute.
6434 (unit): New attribute.
6435 (length_immediate): Grok new types.
6436 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
6437 (modrm): Use "unit".
6438 (memory): Handle MMX/SSE properly.
6439 (scheduling descriptions): Kill uses of fop1.
6440 (sse, mmx, fp patterns): Set type and mode properly.
6442 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
6444 * pa.c (override_options): Default to PA8000 scheduling.
6445 * doc/invoke.texi (HP-PA options): Mention newly added 7300
6446 scheduling parameter.
6448 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
6449 handling of double precision multiplies.
6451 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
6452 fpdiv and fpsqrt instructions.
6453 (7200 & 7300 scheduling): Fix typo in handling of
6454 store-load and store-store penalties.
6456 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6458 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
6459 mips. Add two missing commas.
6461 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
6463 * doc/contrib.texi (Contributors): Update Paolo Carlini's
6464 and Benjamin Kosnik's entries.
6466 2002-04-29 David S. Miller <davem@redhat.com>
6468 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
6469 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
6470 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
6471 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
6473 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6475 * combine.c (find_split_point): Use gen_int_mode.
6477 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
6479 Merging code from dfa-branch:
6481 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
6483 * genautomata.c (output_reserv_sets): Fix typo.
6485 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
6487 * genautomata.c (output_reserv_sets): Remove
6488 next_cycle_output_flag.
6490 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
6492 * sched-rgn.c (init_ready_list): Make the DFA code handle
6493 USE/CLOBBER insns in the same way as the traditional
6495 (new_ready): Similarly..
6497 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
6499 * haifa-sched.c (schedule_block): Change the DFA state only after
6502 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
6504 * pa.c (hppa_use_dfa_pipeline_interface): New function.
6505 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
6506 (override_options): Add PA7300 scheduling support.
6507 (pa_adjust_cost): Update various comments. Properly
6508 handle anti and output dependencies when using the
6510 (pa_issue_rate): Add PA7300 scheduling support.
6511 (pa_can_combine_p): Call extract_insn before calling
6512 constrain_operands (taken from mainline tree).
6513 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
6514 * pa.md (cpu attr): Add 7300. Rewrite pipeline
6515 descriptions using DFA descriptions. Add PA7300
6518 2002-03-30 David S. Miller <davem@redhat.com>
6520 Add UltraSPARC-III DFA scheduling support.
6521 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
6522 Update FP conditional move on register insn patterns to use it, as
6524 (define_attr cpu): Add ultrasparc3.
6525 (define_attr us3load_type): New, update integer load patterns to
6526 set it, as appropriate.
6527 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
6528 (rest): Add UltraSPARC3 scheduling description.
6529 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
6530 (PROCESSOR_ULTRASPARC3): New.
6531 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
6532 ({ASM,CPP}_CPU_SPEC): Likewise.
6533 (REGISTER_MOVE_COST): Likewise.
6534 (RTX_COSTS): Likewise.
6535 * config/sparc/sparc.c (sparc_override_options,
6536 sparc_initialize_trampoline, sparc64_initialize_trampoline,
6537 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
6538 sparc_issue_rate): Likewise.
6539 * config/sparc/sol2.h: Likewise.
6540 * config/sparc/sol2-sld-64.h: Likewise.
6541 * config/sparc/linux64.h: Likewise.
6543 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
6545 * doc/md.texi: Add comments about usage the latency time for the
6546 different dependencies and about case when two or more conditions
6547 in different define_insn_reservations returns TRUE for an insn.
6549 * doc/md.texi: Add reference for automaton based pipeline
6552 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
6554 * doc/passes.texi: Add missed information about genattrtab.
6556 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
6558 * genautomata.c (output_automata_list_transition_code): Check
6559 automata_list on NULL.
6561 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
6563 * genautomata.c (output_insn_code_cases,
6564 output_automata_list_min_issue_delay_code,
6565 output_automata_list_transition_code,
6566 output_automata_list_state_alts_code): Comment the functions.
6568 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
6570 * genautomata.c (automata_list_el_t): New typedef.
6571 (get_free_automata_list_el,free_automata_list_el,
6572 free_automata_list, automata_list_hash, automata_list_eq_p,
6573 initiate_automata_lists, automata_list_start, automata_list_add,
6574 automata_list_finish, finish_automata_lists,
6575 output_insn_code_cases, output_automata_list_min_issue_delay_code,
6576 output_automata_list_transition_code,
6577 output_automata_list_state_alts_code, add_automaton_state,
6578 form_important_insn_automata_lists): New functions and prototypes.
6579 (insn_reserv_decl): Add members important_automata_list and
6581 (ainsn): Add members important_p.
6582 (automata_list_el): New structure.
6583 (first_free_automata_list_el, current_automata_list,
6584 automata_list_table): New global variables.
6585 (create_ainsns): Initiate member important_p.
6586 (output_internal_min_issue_delay_func): Generate the switch and
6587 call output_insn_code_cases.
6588 (output_internal_trans_func, output_internal_state_alts_func):
6590 (generate): Call initiate_automata_lists.
6591 (automaton_states): New global variable.
6592 (expand_automata): Call form_important_insn_automata_lists.
6593 (write_automata): Call finish_automata_lists.
6595 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
6597 * genautomata.c (add_excls, add_presence_absence): Check that
6598 cpu units in the sets belong the same automaton.
6600 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
6601 about that cpu units in the sets belong the same automaton.
6603 * doc/md.texi: Ditto.
6605 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
6606 Nitin Gupta <niting@noida.hcltech.com>
6608 * config/sh/sh.c (sh_use_dfa_interface): New function.
6610 (sh_issue_rate): New Function.
6611 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
6612 TARGET_SCHED_ISSUE_RATE: define.
6614 * config/sh/sh.md: Add DFA based pipeline description for SH4.
6616 (define_attr insn_class): New attribute used for DFA
6618 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
6619 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
6620 cmpeqdi_t): Likewise.
6622 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
6623 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
6625 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
6627 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6629 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
6632 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6634 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
6635 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
6637 (output_dfa_start_func): Initiate new variable insn_codes_length,
6638 (write_automata): Output definition of the new variable.
6640 2001-10-02 David S. Miller <davem@redhat.com>
6642 * haifa-sched.c (advance_one_cycle): New function.
6643 (schedule_block): Use it.
6644 (queue_to_ready): Use it, and also make sure to advance the DFA
6645 state on all stall cycles, not just those where insn_queue links
6648 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
6650 * haifa-sched.c (max_issue): Remove last_p argument. Only return
6651 non-zero if the highest-priority instruction could be scheduled.
6652 (choose_ready): Remove last argument from max_issue call.
6654 2001-09-28 David S. Miller <davem@redhat.com>
6656 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
6657 ultrasparc and 3 for other multi-issue sparcs.
6659 2001-09-27 David S. Miller <davem@redhat.com>
6661 * config/sparc/sparc.md (cycle_display): New pattern.
6662 * config/sparc/sparc.c (sparc_cycle_display): New.
6663 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
6665 2001-09-25 David S. Miller <davem@redhat.com>
6667 Convert all of Sparc scheduling to DFA
6668 * config/sparc/sparc.md: Kill all define_function_unit
6669 directives and replace with DFA equivalent.
6670 * config/sparc/sparc.c (ultrasparc_adjust_cost,
6671 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
6672 ultra_fpmode_conflict_exists, ultra_find_type,
6673 ultra_build_types_avail, ultra_flush_pipeline,
6674 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
6675 ultrasparc_variable_issue, ultrasparc_sched_init,
6676 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
6677 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
6678 ultra_cur_hist, ultra_cycles_elapsed): Kill.
6679 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
6680 ultrasparc_store_bypass_p): New.
6681 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
6684 2001-09-24 David S. Miller <davem@redhat.com>
6686 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
6687 ready->vec[foo] not ready[foo].
6689 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
6691 * doc/md.texi: Correct examples for define_insn_reservations
6694 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
6696 * genautomata.c (create_automata): Print message about creation of
6698 (generate): Remove printing meease about creation of
6701 2001-09-05 David S. Miller <davem@redhat.com>
6703 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6704 * config/sparc/linux64.h: Likewise.
6706 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
6708 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
6709 schedule_block, sched_init, sched_finish): Add missed calls of
6710 use_dfa_pipeline_interface.
6712 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
6715 * sched-vis.c (get_visual_tbl_length): Ditto.
6717 2001-08-27 Richard Henderson <rth@redhat.com>
6719 * genattr.c (main): Emit state_t even when not doing scheduling.
6721 2001-08-27 Richard Henderson <rth@redhat.com>
6723 * genautomata.c (expand_automata): Always create a description.
6725 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6727 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6728 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6729 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6732 * genattr.c (main): New variable num_insn_reservations. Increase
6733 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6734 pipeline hazard recognizer interface.
6736 * genattrtab.h: New file.
6738 * genattrtab.c: Include genattrtab.h.
6739 (attr_printf, check_attr_test, make_internal_attr,
6740 make_numeric_value): Move protypes into genattrtab.h. Define them
6742 (num_dfa_decls): New global variable.
6743 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6744 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6745 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6746 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6748 * genautomata.c: New file.
6750 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6752 * sched-int.h: (curr_state): Add the external definition for
6753 automaton pipeline interface.
6754 (haifa_insn_data): Add comments for members blockage and units.
6756 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6757 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6758 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6759 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6760 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6761 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6762 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6764 (TARGET_SCHED): Use the new macros.
6766 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6767 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6768 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6769 dfa_bubble): New members in gcc_target.sched.
6771 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6772 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6773 (insn_queue): Redefine it as pointer to array.
6774 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6776 (max_insn_queue_index_macro_value): New variable.
6777 (curr_state, dfa_state_size, ready_try): New varaibles for
6778 automaton interface.
6779 (ready_element, ready_remove, max_issue): New function prototypes
6780 for automaton interface.
6781 (choose_ready): New function prototype.
6782 (insn_unit, blockage_range): Add comments.
6783 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6784 FUNCTION_UNITS_SIZE == 0.
6785 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6786 actual_hazard, potential_hazard): Add comments.
6787 (insn_cost): Use cost -1 as undefined value. Remove
6788 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6790 (ready_element, ready_remove): New functions for automaton
6792 (schedule_insn): Add new code for automaton pipeline interface.
6793 (queue_to_ready): Add new code for automaton pipeline interface.
6794 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6795 (debug_ready_list): Print newline when the queue is empty.
6796 (max_issue): New function for automaton pipeline interface.
6797 (choose_ready): New function.
6798 (schedule_block): Add new code for automaton pipeline interface.
6799 Print ready list before scheduling each insn.
6800 (sched_init): Add new code for automaton pipeline interface.
6801 Initiate insn cost by -1.
6802 (sched_finish): Free the current automaton state and finalize
6803 automaton pipeline interface.
6805 * sched-rgn.c: Include target.h.
6806 (init_ready_list, new_ready, debug_dependencies): Add new code for
6807 automaton pipeline interface.
6809 * sched-vis.c: Include target.h.
6810 (get_visual_tbl_length): Add code for automaton interface.
6811 (target_units, print_block_visualization): Add comments.
6813 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6814 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6815 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6816 (getruntime.o, genautomata.o): New entries.
6817 (genattrtab.o): Add new dependency file genattrtab.h.
6818 (genattrtab): Add new dependencies. Link it with `libm.a'.
6819 (getruntime.o, hashtab.o): New entries for canadian cross.
6821 * doc/md.texi: Description of automaton based model.
6823 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6825 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6826 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6827 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6828 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6829 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6830 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6831 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6833 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6834 MAX_DFA_ISSUE_RATE): New macro descriptions.
6836 * doc/contrib.texi: Add dfa based scheduler contribution.
6838 * doc/gcc.texi: Add more information about genattrtab.
6840 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6842 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
6843 adjust_address_nv call.
6845 2002-04-29 Janis Johnson <janis187@us.ibm.com>
6847 * doc/install.texi (Testing): Provide additional information, and
6848 a stronger encouragement, for running the testsuites.
6850 2002-04-29 DJ Delorie <dj@redhat.com>
6852 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
6853 given in upper case.
6855 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6857 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
6858 Solaris 2 <widec.h> if missing.
6859 * fixinc/fixincl.x: Regenerate.
6860 * fixinc/tests/base/widec.h: New file.
6862 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
6864 * toplev.c (f_options): Add "profile" switch so that
6865 -fno-profile can be used to disable -p.
6867 2002-04-29 Bernd Schmidt <bernds@redhat.com>
6869 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
6871 * tree.c (build_common_tree_nodes_2): Likewise.
6872 * tree.h (enum tree_index): Likewise.
6873 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
6875 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
6877 (init_mmx_sse_builtins): Initialize SSE2 builtins.
6878 (ix86_expand_builtin): Add support for SSE2 builtins.
6879 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
6880 (VALID_SSE_REG_MODE): Use it.
6881 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
6882 (enum ix86_builtins): Add SSE2 builtins.
6883 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
6884 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
6885 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
6886 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
6887 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
6888 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
6889 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
6890 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
6891 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
6892 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
6893 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
6894 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
6895 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
6896 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6897 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
6898 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
6899 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
6900 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
6901 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
6902 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
6903 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
6904 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
6905 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
6906 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
6907 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
6908 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
6909 lfence_insn): New patterns.
6910 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
6911 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
6913 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
6915 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
6917 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6919 * doc/contrib.texi (Contributors): Add Paolo Carlini and
6921 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
6922 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
6923 and CPU instead of cpu.
6925 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
6927 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
6929 (lang_independent_options): Add -fif-conversion, -fif-conversion2
6930 (rest_of_compilation): Do if conversion only when asked for.
6931 (parse_options_and_default_flags): Set new variables to 1 for -O1
6932 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
6934 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
6936 * i386.c (dbx64_register_map): Fix typo.
6938 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
6940 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
6941 real_one_half, real_bb_freq_max): New static variables.
6942 (debug_profile_bbauxs): Kill.
6943 (process_note_predictions): Kill unused variable.
6944 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
6946 (propagate_freq): Use REAL_ARITHMETICS.
6947 (estimate_bb_frequencies): Likevise; init new static variables.
6948 * Makefile.in (predict.o): Add dependency on real.h
6950 2002-04-28 David S. Miller <davem@redhat.com>
6953 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
6954 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
6955 several {reads,writes} instead.
6956 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
6959 2002-04-27 David S. Miller <davem@redhat.com>
6962 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
6965 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
6966 including signal.h and sys/ucontext.h, not needed.
6968 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
6970 * varasm.c (output_constant_def): Correct test for not calling
6971 ENCODE_SECTION_INFO for INTEGER_CST.
6973 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
6975 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
6976 keep most cases as function eval_token.
6977 (eval_token): New function.
6978 (_cpp_parse_expr): Read token here for improved diagnostics.
6979 Don't use op_as_text. Detect bad ':' here.
6980 (reduce): Don't detect bad ':' here.
6981 (op_as_text): Remove.
6982 * cpphash.h (_cpp_test_assertion): Change prototype.
6983 * cpplib.c (_cpp_test_assertion): Change prototype.
6985 2002-04-28 Richard Henderson <rth@redhat.com>
6988 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
6989 (ggc_mark_rtx_children): New.
6991 2002-04-28 Jakub Jelinek <jakub@redhat.com>
6994 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
6995 after call peepholes for UltraSPARC.
6996 (call + jump 64-bit peepholes): Remove.
6998 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7001 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
7002 result as temporary value.
7004 2002-04-28 Jakub Jelinek <jakub@redhat.com>
7007 * toplev.c (rest_of_compilation): Only run regrename and copy
7008 propagation if optimizing.
7010 2002-04-28 Jakub Jelinek <jakub@redhat.com>
7012 PR optimization/6475
7013 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
7014 register of REGNO_DECL (i).
7015 * Makefile.in (reload1.o): Add $(TREE_H).
7017 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
7019 * cppexp.c (lex): Update to use state.skip_eval.
7020 (struct op): Remove prio and flags members.
7021 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
7022 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
7023 (LEFT_ASSOC): New macro.
7024 (optab): New table of operator priorities and flags.
7026 (_cpp_parse_expr): Clean up logic. Return bool. Use a
7027 malloc-ed parser stack.
7028 (reduce): New; reduce the operator stack.
7029 (_cpp_expand_op_stack): Expand the operator stack as necessary.
7030 * cpphash.h (struct op): Predeclare.
7031 (struct cpp_reader): New members op_stack, op_limit.
7032 (struct lexer_state): New member skip_eval.
7033 (_cpp_parse_expr): Update.
7034 (_cpp_expand_op_stack): New.
7035 * cpplib.c (do_if): Update.
7036 * cppinit.c (cpp_create_reader): Create op stack.
7037 (cpp_destroy): And destroy it.
7038 * cpplib.h (CPP_LAST_CPP_OP): Correct.
7039 (TTYPE_TABLE): Correct.
7041 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7044 * c-decl.c (duplicate_decls): Call merge_weak.
7045 * c-pragma.c (apply_pragma_weak): Warn about misuse.
7046 * output.h (merge_weak): Prototype merge_weak.
7047 * varasm.c (merge_weak): New function.
7048 (declare_weak): Make sure we don't give an error on VAR_DECLs.
7049 Mark RTL with SYMBOL_REF_WEAK.
7051 2002-04-27 Kurt Garloff <garloff@suse.de>
7053 * tree-inline.c (inlinable_function_p): Improve heuristics
7054 by using a smoother function to cut down allowable inlinable size.
7055 * param.def: Add parameters max-inline-insns-single,
7056 max-inline-slope, min-inline-insns that determine the exact
7057 shape of the above function.
7058 * param.h: Likewise.
7060 2002-04-26 Richard Henderson <rth@redhat.com>
7062 * c-parse.in (malloced_yyss, malloced_yyvs): New.
7063 (yyoverflow): Re-add. Set them.
7064 (free_parser_stacks): New.
7065 * c-common.h: Declare it.
7066 * c-lex.c (c_common_parse_file): Call it.
7068 2002-04-26 Richard Henderson <rth@redhat.com>
7070 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
7071 for fallthru search.
7073 2002-04-26 Eric Christopher <echristo@redhat.com>
7075 PR optimization/3700
7076 * config/mips/mips.c (mips_issue_rate): Define. New function.
7077 (TARGET_SCHED_ISSUE_RATE): Use.
7079 2002-04-25 David S. Miller <davem@redhat.com>
7082 * reorg.c (optimize_skip): Do not allow exception causing
7083 instructions to be considered for delay slots.
7084 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
7085 (relax_delay_slots): Do not try to consider exception causing
7086 instructions as redundant.
7088 2002-04-26 Richard Henderson <rth@redhat.com>
7091 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
7093 2002-04-26 Mark Mitchell <mark@codesourcery.com>
7096 * config/i386/i386.md (untyped_call): Return the value in a float
7097 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
7100 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
7102 * tree.c (tree_int_cst_lt): Compare constants whose types differ
7103 in unsigned-ness correctly.
7105 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
7107 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
7108 portable runtime model.
7110 2002-04-26 Richard Henderson <rth@redhat.com>
7112 * c-parse.in (yyoverflow): Revert.
7114 2002-04-26 David Edelsohn <edelsohn@gnu.org>
7115 Richard Henderson <rth@redhat.com>
7117 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
7118 result as temporary value.
7120 2002-04-26 Richard Henderson <rth@redhat.com>
7123 * c-common.c (fix_string_type): Split out of ...
7124 (combine_strings): ... here. Take a varray, not a tree list.
7125 (c_expand_builtin_printf): Use fix_string_type.
7126 * c-common.h: Update decls.
7127 * c-parse.in (string): Remove. Update all uses to use STRING
7128 instead, and not call combine_strings.
7131 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
7132 (build_asm_stmt): Likewise.
7133 * objc/objc-act.c (my_build_string): Use fix_string_type.
7134 (build_objc_string_object): Build varray for combine_strings.
7136 2002-04-26 Bo Thorsen <bo@suse.co.uk>
7138 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
7141 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
7143 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
7144 (HAVE_NO_R_OPERAND): Remove.
7145 (HAVE_VALUE): Remove.
7146 (op_to_prio): Update.
7147 (UNARY): Don't alter flags.
7148 (_cpp_parse_expr): want_value used to indicate whether
7149 a number or unary operator is expected next. Distinguish
7150 unary and binary +/-.
7151 (op_as_text): Update for unary operators.
7153 2002-04-25 Richard Henderson <rth@redhat.com>
7156 * c-parse.in (yyoverflow): New.
7158 2002-04-25 Richard Henderson <rth@redhat.com>
7161 * c-common.c (shorten_compare): Simplfy conditions leading to
7162 the generation of a warning.
7164 2002-04-25 Richard Henderson <rth@redhat.com>
7167 * expmed.c (extract_bit_field): Fall through to generic code rather
7168 than aborting on subreg special case.
7170 2002-04-25 David S. Miller <davem@redhat.com>
7172 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
7173 for DECL being NULL.
7175 2002-04-25 Steve Christiansen <smc@us.ibm.com>
7177 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
7179 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
7181 * c-decl.c (grokdeclarator): Remove outdated ??? note
7182 on invalid declaration of flexible array members.
7184 2002-04-25 Richard Henderson <rth@redhat.com>
7186 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
7188 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
7190 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
7191 needed by the compiler, even if they are used as global regs.
7193 2002-04-25 Matt Hiller <hiller@redhat.com>
7195 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
7197 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
7198 of the corresponding functions.
7199 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
7202 2002-04-25 Matt Hiller <hiller@redhat.com>
7204 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
7206 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
7207 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
7208 registers, adjust comment accordingly.
7209 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
7210 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
7211 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
7212 for coprocessor registers.
7213 (ADDITIONAL_REGISTER_NAMES): Include
7214 ALL_COP_ADDITIONAL_REGISTER_NAMES.
7216 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
7217 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
7218 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
7219 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
7220 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
7222 (mips_char_to_class): Adjust comment to include coprocessor
7225 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
7227 (mips_reg_names, mips_regno_to_class): Include coprocessor
7229 (mips_sw_reg_names): Ditto, make non-static.
7230 (mips_move_1word): Handle moves to and from coprocessor registers.
7231 (mips_move_2words): Handle moves to and from coprocessor
7233 (mips_class_max_nregs, mips_register_move_cost): Handle
7234 coprocessor register classes.
7235 (override_options): Initialize mips_char_to_class and
7236 mips_hard_regno_mode_ok properly for coprocessor registers.
7238 * config/mips/mips.md (movdi_internal, movdi_internal2,
7239 movsi_internal1, movsi_internal2): Add constraint-sets for
7240 coprocessor registers.
7241 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
7242 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
7244 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
7245 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
7247 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
7248 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
7250 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
7251 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
7254 * doc/tm.texi: Document feature.
7256 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
7258 * integrate.c (function_attribute_inlinable_p): Simplify.
7259 Check the table pointer is not NULL.
7261 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
7263 * doc/c-tree.texi: Fix typo in introduction.
7265 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
7267 * c-common.h (c_common_parse_file): Update.
7268 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
7269 * c-lex.c (YYDEBUG): Get from c-lex.h.
7270 (c_common_parse_file): Update.
7271 * c-lex.h (YYDEBUG, yydebug): New.
7272 * c-parse.in (YYDEBUG): Get from c-lex.h.
7273 (c_set_yydebug): Remove.
7274 * c-tree.h (c_set_yydebug): Remove.
7275 * langhooks-def.h (lhd_do_nothing_i): New.
7276 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
7277 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
7278 * langhooks.c (lhd_do_nothing_i): New.
7279 (lhd_set_yydebug): Remove.
7280 * langhooks.h (struct lang_hooks): Update.
7281 * toplev.c (set_yydebug): New.
7282 (compile_file): Update call to parse_file hook.
7283 (decode_d_option): Update.
7285 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
7287 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
7289 * loop.c (load_mems): Don't change the interface of called functions.
7291 * calls.c (expand_call): Take current_function_pretend_args_size
7292 into account when setting argblock for sibcalls.
7294 2002-04-24 Matt Hiller <hiller@redhat.com>
7296 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
7299 * cpplex.c (skip_line_comment): Process comment one multibyte
7300 character at a time rather than one char at a time, if
7302 (parse_string): Process string one multibyte character at a time
7303 rather than one char at a time, if appropriate.
7304 * c-lex.c (lex_string): Lex and copy multibyte strings
7306 * cpplib.h (cppchar_t): Change to unsigned.
7308 2002-04-24 Richard Henderson <rth@redhat.com>
7311 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
7314 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
7316 * sh.c (sh_va_arg): If argument was passed by reference,
7317 dereference the pointer.
7319 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7321 * sh.md (divsi3_i4_media): Use match_operand for input values
7322 rather than hard registers.
7323 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
7324 unnecessarily through hard registers. Keep copies of pseudo
7325 registers outside of the libcall sequence.
7327 * sh.md (casesi_shift_media): Add modes.
7329 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
7332 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
7334 * attribs.c (c_common_attribute_table): Move table and handlers
7336 (format_attribute_table, lang_attribute_table,
7337 lang_attribute_common): Remove.
7338 (init_attributes): Replace NULL pointers with pointers to the
7340 (handle_packed_attribute, handle_nocommon_attribute,
7341 handle_common_attribute, handle_noreturn_attribute,
7342 handle_noinline_attribute, handle_always_inline_attribute,
7343 handle_used_attribute, handle_unused_attribute,
7344 handle_const_attribute, handle_transparent_union_attribute,
7345 handle_constructor_attribute, handle_destructor_attribute,
7346 handle_mode_attribute, handle_section_attribute,
7347 handle_aligned_attribute, handle_weak_attribute,
7348 handle_alias_attribute, handle_visibility_attribute,
7349 handle_no_instrument_function_attribute, handle_malloc_attribute,
7350 handle_no_limit_stack_attribute, handle_pure_attribute,
7351 handle_deprecated_attribute, handle_vector_size_attribute,
7352 vector_size_helper): Move to c-common.c.
7353 * c-common.c (c_common_attribute_table,
7354 handle_packed_attribute, handle_nocommon_attribute,
7355 handle_common_attribute, handle_noreturn_attribute,
7356 handle_noinline_attribute, handle_always_inline_attribute,
7357 handle_used_attribute, handle_unused_attribute,
7358 handle_const_attribute, handle_transparent_union_attribute,
7359 handle_constructor_attribute, handle_destructor_attribute,
7360 handle_mode_attribute, handle_section_attribute,
7361 handle_aligned_attribute, handle_weak_attribute,
7362 handle_alias_attribute, handle_visibility_attribute,
7363 handle_no_instrument_function_attribute, handle_malloc_attribute,
7364 handle_no_limit_stack_attribute, handle_pure_attribute,
7365 handle_deprecated_attribute, handle_vector_size_attribute,
7366 vector_size_helper): Move from attribs.c.
7367 * c-common.h (c_common_attribute_table,
7368 c_common_format_attribute_table): New.
7369 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
7370 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
7371 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
7372 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
7373 (LANG_HOOKS_INITIALIZER): Update.
7374 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
7375 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
7376 * target.h: Update comment.
7377 * tree.c (default_target_attribute_table): Remove.
7378 * tree.h (default_target_attribute_table, format_attribute_table,
7379 lang_attribute_table, lang_attribute_common): Remove.
7381 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
7382 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
7384 2002-04-24 Jason Merrill <jason@redhat.com>
7386 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
7387 * dwarf2out.c (dwarf_attr_name): Support it.
7388 (gen_array_type_die): Emit it.
7389 (lookup_type_die): No special handling for VECTOR_TYPE.
7390 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
7392 2002-04-24 Richard Henderson <rth@redhat.com>
7394 * config/mips/mips.md (movdi_usd): Renumber.
7396 2002-04-24 David S. Miller <davem@redhat.com>
7399 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
7400 32-bit Sparc and current_function_returns_struct is true.
7402 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
7404 * loop.c (canonicalize_condition): Use gen_int_mode.
7406 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
7408 * config/rs6000/altivec.h: Cleanup file. Add non individual
7430 (vec_vcmpequb): New.
7431 (vec_vcmpequh): New.
7432 (vec_vcmpequw): New.
7433 (vec_vcmpeqfp): New.
7434 (vec_vcmpgefp): New.
7435 (vec_vcmpgtub): New.
7436 (vec_vcmpgtsb): New.
7437 (vec_vcmpgtuh): New.
7438 (vec_vcmpgtsh): New.
7439 (vec_vcmpgtuw): New.
7440 (vec_vcmpgtsw): New.
7441 (vec_vcmpgtfp): New.
7442 (vec_vcmpgefp): New.
7447 (vec_vexptefp): New.
7452 (vec_lde): Add vector float variant.
7457 (vec_vmhaddshs): New.
7479 (vec_vmladduhm): New.
7480 (vec_vmhraddshs): New.
7482 (vec_vmsummbm): New.
7483 (vec_vmsumuhm): New.
7484 (vec_vmsumshm): New.
7485 (vec_vmsumuhs): New.
7486 (vec_vmsumshs): New.
7495 (vec_vnmsubfp): New.
7513 (vec_vrsqrtefp): New.
7524 (vec_vspltisb): New.
7525 (vec_vspltish): New.
7526 (vec_vspltisw): New.
7551 (vec_vsum4ubs): New.
7552 (vec_vsum4sbs): New.
7553 (vec_vsum4shs): New.
7554 (vec_vsum2sws): New.
7565 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
7568 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
7569 added literals from substracted literals.
7570 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
7571 (fold) [associate]: Preserve MINUS_EXPR if needed.
7573 2002-04-23 Zack Weinberg <zack@codesourcery.com>
7575 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
7578 2002-04-23 Tom Tromey <tromey@redhat.com>
7580 * gcc.c: Added --resource. For PR java/6314.
7582 2002-04-23 David O'Brien <obrien@FreeBSD.org>
7584 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
7585 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
7588 2002-04-23 David O'Brien <obrien@FreeBSD.org>
7590 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
7592 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
7594 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
7596 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
7597 (ix86_expand_clrstr): Fix typo.
7598 * loop.c (gen_load_of_final_value): New.
7599 (loop_givs_rescan, strength_reduce, check_dbra_loop):
7602 2002-04-23 Roger Sayle <roger@eyesopen.com>
7604 * builtins.c (builtin_memset_gen_str): New function.
7605 (expand_builtin_memset): Optimize the case of constant length, but
7608 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
7610 * config/rs6000/altivec.h (vec_step): Remove extraneous
7612 (vec_ctu): Cast return.
7614 2002-04-23 Alan Modra <amodra@bigpond.net.au>
7617 * function.h: (struct function): Add profile_label_no field.
7618 (current_function_profile_label_no): Define.
7619 * function.c: (profile_label_no): New static var.
7620 (expand_function_start): Increment it, and copy to
7621 current_function_profile_label_no.
7622 * output.h (profile_label_no): Delete.
7623 * final.c (profile_label_no): Delete.
7624 (profile_function): Use current_function_profile_label_no.
7625 (final_end_function): Don't increment profile_label_no here.
7626 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
7627 profile_label_no with current_function_profile_label_no.
7628 * config/pa/pa.c (current_function_number): Delete.
7629 (pa_output_function_prologue): Don't output profile label here.
7630 (hppa_profile_hook): Use label_no param rather than
7631 current_function_number.
7632 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
7633 * config/pa/pa.h: .. here.
7634 (FUNCTION_PROFILER): Output profile label here.
7636 2002-04-22 Eric Christopher <echristo@redhat.com>
7638 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
7639 patch of 2002-04-09 due to binutils issues.
7640 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
7642 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
7644 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
7645 constraint to 'o' for m=r and r=m alternatives.
7646 ("*movv8hi_internal1"): Same.
7647 ("*movv16qi_internal1"): Same.
7648 ("*movv4sf_internal1"): Same.
7650 2002-04-22 Janis Johnson <janis187@us.ibm.com>
7652 * rtl.h (RTX_FLAG): New macro.
7653 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
7654 * final.c (alter_subreg): Use macro to access rtx flag.
7655 * integrate.c (copy_rtx_and_substitute): Use new access macro.
7656 * print-rtl.c (print_rtx): Use new access macro.
7658 * cse.c (insert): Check rtx code before accessing flag.
7660 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
7661 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
7662 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
7663 convert_const_symbol_ref, make_canonical, make_alternative_compare,
7664 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
7665 simplify_test_exp, optimize_attrs, simplify_by_exploding,
7666 find_and_mark_used_attributes, unmark_used_attributes,
7667 add_values_to_cover, simplify_with_current_value,
7668 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
7669 copy_rtx_unchanging, main): Use new access macros.
7671 2002-04-22 Tom Rix <trix@redhat.com>
7673 * expmed.c (init_expmed): Generate shifted constant once.
7675 2002-04-22 Zack Weinberg <zack@codesourcery.com>
7677 * c-lex.c (lex_charconst): Call convert to get constant in
7678 proper type; don't just smash the type field.
7681 * config.gcc: Add list of obsolete configurations. Disallow
7682 building these without --enable-obsolete.
7683 * doc/install.texi: Document --enable-obsolete and obsoletion
7684 policy. Mention obsoletion of individual targets in
7687 2002-04-22 Richard Henderson <rth@redhat.com>
7689 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
7691 2002-04-22 Mark Mitchell <mark@codesourcery.com>
7694 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
7695 (walk_fixup_memory_subreg): Likewise.
7696 (fixup_var_refs_insn): Adjust accordingly.
7697 (fixup_var_refs_1): Likewise.
7699 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
7701 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
7702 LIBPATH_ARCH64_SPEC): Define.
7703 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
7704 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
7705 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
7706 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
7708 2002-04-22 Joel Sherrill <joel@OARcorp.com>
7710 * gthr-rtems.h: Correct prototypes to remove warnings.
7712 2002-04-22 Richard Henderson <rth@redhat.com>
7715 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
7717 * gcse.c (free_insn_expr_list_list): New.
7718 (clear_modify_mem_tables): Use it. Fix bit set usage.
7719 (canon_list_insert): Use EXPR_LISTs for expressions.
7720 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
7722 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
7724 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
7725 file change and include code to _cpp_pop_buffer.
7726 * cpphash.h (struct pending_option): Predeclare.
7727 (struct cpp_reader): New member next_include_file.
7728 (_cpp_pop_file_buffer): Update.
7729 (_cpp_push_next_buffer): Update, rename.
7730 * cppinit.c (cpp_destroy): Free include chain and pending here.
7731 (cpp_finish_options): Simplify.
7732 (_cpp_push_next_buffer): Rename and clean up.
7733 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
7735 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
7737 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
7739 * config/rs6000/altivec.h (vec_xor): Add variant for both args
7740 being vector signed int.
7742 (vec_xor): Add variant for both args being vector signed char.
7743 Remove redundant variant.
7746 2002-04-21 David S. Miller <davem@redhat.com>
7748 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
7749 compare mode in output RTL.
7751 2002-04-22 David Edelsohn <edelsohn@gnu.org>
7753 * config/rs6000/rs6000.c (rs6000_override_options): Correct
7754 style and formatting of previous patch.
7756 2002-04-22 Alan Modra <amodra@bigpond.net.au>
7758 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
7759 flag_pic for ABI_AIX.
7761 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
7763 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
7764 * cppfiles.c (read_include_file): Similarly.
7765 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
7766 uxstrdup ustrchr, ufputs): Similarly.
7767 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
7768 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
7769 cpp_ideq, parse_identifier, parse_number): Similarly.
7770 * cpplib.c (struct directive, dequote_string, D, run_directive,
7771 cpp_push_buffer): Similarly.
7772 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
7773 _cpp_create_definition, check_trad_stringification,
7774 cpp_macro_definition): Similarly.
7776 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
7778 * cppmacro.c (funlike_invocation_p): Don't step back
7781 2002-04-21 David Edelsohn <edelsohn@gnu.org>
7783 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
7786 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
7788 * doc/invoke.texi: Remove Chill references.
7789 * doc/gcc.texi: Update last modified date.
7791 2002-04-20 Kazu Hirata <kazu@hxi.com>
7793 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
7794 push and pop. Replace add.l with add.w.
7796 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7798 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
7799 multiply instructions for H8/300H case.
7801 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7803 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
7804 Bum three instructions from each routine.
7806 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
7808 * Makefile.in: Update.
7809 * decl.c (push_c_function_context, pop_c_function_context,
7810 mark_c_function_context): Rename for consistency.
7811 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
7812 * c-tree.h (push_c_function_context, pop_c_function_context,
7813 mark_c_function_context): Rename for consistency.
7814 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7815 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
7816 * function.c (init_lang_status, save_lang_status,
7817 restore_lang_status, mark_lang_status, free_lang_status):
7818 Move to langhooks.h.
7819 (push_function_context_to, pop_function_context_from,
7820 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
7822 * function.h (init_lang_status, save_lang_status,
7823 restore_lang_status, mark_lang_status, free_lang_status):
7824 Move to langhooks.h.
7825 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
7826 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
7827 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
7828 LANG_HOOKS_FUNCTION_INITIALIZER): New.
7829 (LANG_HOOKS_INITIALIZER): Update.
7830 (lhd_do_nothing_f): New.
7831 * langhooks.h (struct lang_hooks_for_functions): New.
7832 (struct lang_hooks): New hooks.
7833 * langhooks.c (lhd_do_nothing_f): New.
7835 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7836 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
7838 2002-04-19 David S. Miller <davem@redhat.com>
7840 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
7841 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
7843 2002-04-19 Jakub Jelinek <jakub@redhat.com>
7845 PR optimization/3756
7846 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
7847 x = ((int) y < 0) ? cst1 : cst2.
7849 2002-04-19 Jakub Jelinek <jakub@redhat.com>
7852 * function.c: Reapply patch for c/6358.
7853 (expand_function_end): Copy decl_rtl's mode, not
7854 current_function_return_rtx mode.
7856 2002-04-19 Joel Sherrill <joel@OARcorp.com>
7858 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
7861 2002-04-19 Tom Tromey <tromey@redhat.com>
7863 * doc/install.texi (Specific): Update status of Solaris 2.8.
7866 2002-04-19 Andreas Schwab <schwab@suse.de>
7868 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
7869 (PUT_REAL): Restore old definition.
7871 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
7872 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7874 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
7875 binutils 2.11.2 and higher generate smaller binaries than Sun's
7878 2002-04-19 Mark Mitchell <mark@codesourcery.com>
7881 * toplev.c (rest_of_compilation): Do not defer functions for which
7882 TREE_SYMBOL_REFERENCED has already been set.
7884 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
7886 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
7889 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
7891 * builtins.c: Include langhooks.h.
7892 (lang_type_promotes_to): Remove.
7893 (expand_builtin_va_arg): Use new hook.
7894 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
7895 (simple_type_promotes_to): Move to c-typeck.c.
7896 * c-common.h (simple_type_promotes_to): Remove.
7897 * c-decl.c (duplicate_decls, grokdeclarator): Update.
7898 * c-format.c: Include langhooks.h.
7899 (check_format_types): Update.
7900 * c-tree.h (c_type_promotes_to): New.
7901 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
7902 (type_lists_compatible_p): Update.
7903 * langhooks-def.h (lhd_type_promotes_to): New.
7904 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
7905 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
7906 * langhooks.c (lhd_type_promotes_to): New.
7907 * langhooks.h (struct lang_hooks_for_types): New hook.
7908 * tree.h (lang_type_promotes_to): Remove.
7910 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
7912 2002-04-18 Richard Henderson <rth@redhat.com>
7914 * function.c: Revert patch for c/6358.
7916 2002-04-18 Richard Henderson <rth@redhat.com>
7918 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
7919 blocks. Handle multiple references to the TRAP block. Handle
7920 non-adjacent THEN and OTHER blocks.
7922 2002-04-18 Richard Henderson <rth@redhat.com>
7924 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
7925 crash with no type for by-mode libcalls.
7927 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
7929 2002-04-18 Bob Wilson <bob.wilson@acm.org>
7931 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
7932 __xtensa_nonlocal_goto): Use a syscall instructions to flush
7933 the register windows.
7935 2002-04-18 Zack Weinberg <zack@codesourcery.com>
7937 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
7938 appropriate. Document need for extended precision even when
7939 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
7940 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
7941 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
7942 instead of relying on later syntax error when REAL_WIDTH > 5.
7943 * real.c: Define NE based only on whether or not we have a
7944 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
7945 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
7946 define GET_REAL and PUT_REAL as simple memcpy operations; no
7947 need to byteswap or round.
7948 Use #error instead of #ifdef-ing out the entire file, for
7949 prompt error detection.
7951 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
7953 2002-04-18 David S. Miller <davem@redhat.com>
7955 * config/sparc/sparc.h (BRANCH_COST): Define.
7957 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
7960 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
7962 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
7963 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
7964 propagate_block calls after relaxation loop using new variable
7965 stabilized_prop_flags.
7967 2002-04-18 Richard Henderson <rth@redhat.com>
7969 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
7970 (ia64_va_arg): Expect variable sized types by reference.
7971 * config/ia64/ia64-protos.h: Update.
7972 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
7973 ia64_function_arg_pass_by_reference.
7975 2002-04-18 Richard Henderson <rth@redhat.com>
7977 * ifcvt.c: Include except.h.
7978 (block_has_only_trap): Break out from find_cond_trap.
7979 (find_cond_trap): Use it. Always delete the trap block.
7980 (merge_if_block): Allow then block null. Be less simplistic about
7981 what insns can end a block.
7982 * Makefile.in (ifcvt.o): Depend on except.h.
7984 * config/ia64/ia64.md (trap, conditional_trap): New.
7986 2002-04-18 Jakub Jelinek <jakub@redhat.com>
7989 * function.c (assign_parms): Assign hard current_function_return_rtx
7991 (expand_function_end): ...not here.
7993 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
7995 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
7996 * c-tree.h (c_incomplete_type_error): New.
7997 * c-typeck.c (require_complete_type, build_component_ref): Update.
7998 (incomplete_type_error): Rename.
7999 * langhooks-def.h (lhd_incomplete_type_error): New.
8000 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
8001 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
8002 * langhooks.c (lhd_incomplete_type_error): New.
8003 * langhooks.h (struct lang_hooks_for_types): New hook.
8004 * tree.c (size_in_bytes): Use new hook.
8005 * tree.h (incomplete_type_error): Remove.
8007 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
8009 2002-04-18 Zack Weinberg <zack@codesourcery.com>
8011 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
8012 TARGET_FLOAT_FORMAT blocks.
8014 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8016 * doc/install.texi (Downloading the source): Do not mention Chill
8017 any longer, but mention Ada.
8018 (Configuration): Do not mention Chill any longer.
8020 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
8022 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
8024 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
8026 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
8029 2002-04-18 Jakub Jelinek <jakub@redhat.com>
8031 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
8032 instead of unsigned_type.
8034 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
8036 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
8037 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
8040 2002-04-18 Bernd Schmidt <bernds@redhat.com>
8042 * attribs.c (vector_type_node_list): New static variable.
8043 (handle_vector_size_attribute): Use it to avoid generating a
8044 new type node each time we are called.
8046 * combine.c (subst): Avoid trying to make a vector mode subreg of
8047 an integer constant.
8048 (gen_lowpart_for_combine): Likewise.
8050 2002-04-18 Roger Sayle <roger@eyesopen.com>
8051 Jakub Jelinek <jakub@redhat.com>
8053 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
8054 for integer constant c (if x has unsigned type or sign bit is not
8055 set in c). This folds the zero/sign extension into the bit-wise and
8058 2002-04-18 Jakub Jelinek <jakub@redhat.com>
8061 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
8064 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
8066 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
8068 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
8070 * gcc.c (read_specs): Detect and fail if an attempt is made to
8071 rename a spec string to an already existing string.
8073 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
8075 * config/s390/s390.c (legitimize_pic_address): Do not generate
8076 illegal address constant without CONST.
8078 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8080 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
8081 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
8083 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
8085 PR optimization/6305
8086 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
8087 to make sure previous reloads are taken into account. Generate
8088 better code if one operand is an in-range immediate constant.
8090 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
8092 * doc/install.texi (Building): libgcj requires GNU make.
8094 2002-04-17 Jakub Jelinek <jakub@redhat.com>
8097 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
8098 even if hard quad and register is not floating.
8099 (movtf reg<-mem split): Disallow splitting if hard quad and
8100 register is floating.
8101 (movtf mem<-reg split): Likewise.
8102 * config/sparc/sparc.c (fp_register_operand): New predicate.
8103 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
8105 2002-04-17 Zack Weinberg <zack@codesourcery.com>
8107 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
8108 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
8109 (unprotoize.o): Ditto. Build from protoize.c. Define
8110 UNPROTOIZE on command line.
8111 * protoize.c: Include cppdefault.h. Delete include_defaults.
8112 (in_system_include_dir): Use cpp_include_defaults (defined in
8114 * unprotoize.c: Delete file.
8116 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
8118 * config/rs6000/altivec.h (vec_ld): Add array variants.
8122 2002-04-17 Alan Matsuoka <alanm@redhat.com>
8123 Aldy Hernandez <aldyh@redhat.com>
8125 * config/rs6000/altivec.h: Define __ALTIVEC__.
8132 Add parentheses to all macro arguments.
8134 2002-04-16 Richard Henderson <rth@redhat.com>
8137 * except.c (remove_eh_handler): Insert inner regions at beginning
8138 of sibling chain. Refactor expressions.
8140 2002-04-16 Richard Henderson <rth@redhat.com>
8142 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
8143 * config/sparc/sol2-gas-bi.h: New file.
8144 * config.gcc (sparc*-solaris): Add it as needed.
8145 * configure.in (AS_SPARC64_FLAG): Remove check.
8146 * config.in, configure: Regenerate.
8148 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
8150 2002-04-16 Richard Henderson <rth@redhat.com>
8152 * config/mips/mips.c (override_options): Don't override N32 for
8156 * config/mips/mips.md (can_delay): Split out of existing define_delays.
8157 (HILO_delay): Set can_delay false.
8159 2002-04-16 Dale Johannesen <dalej@apple.com>
8161 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
8162 instruction addresses.
8163 (rs6000_output_function_epilogue): Likewise.
8165 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
8167 * c-parse.in (poplevel, compstmt_start,
8168 compstmt_primary_start): Add ending ';', in accordance
8171 2002-04-16 Richard Henderson <rth@redhat.com>
8173 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
8174 Adjust tm_file order to get TARGET_DEFAULT set properly.
8175 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
8176 * doc/install.texi (sparc-solaris): Update.
8178 2002-04-16 Dale Johannesen <dalej@apple.com>
8180 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
8181 comparison operands do not match each other or if modes of
8182 conditions do not match result.
8184 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
8187 * config/s390/s390.md (mulsidi3): Set both subregs of the
8190 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
8192 * config/rs6000/altivec.h (vec_addc): Type check.
8194 2002-04-16 Jakub Jelinek <jakub@redhat.com>
8197 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
8199 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
8201 2002-04-15 Richard Henderson <rth@redhat.com>
8203 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
8204 call_really_used_regs too.
8206 2002-04-15 Richard Henderson <rth@redhat.com>
8208 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
8210 2002-04-15 David S. Miller <davem@redhat.com>
8212 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
8215 2002-04-16 Jakub Jelinek <jakub@redhat.com>
8218 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
8219 CONST_VECTOR is { 0, ... 0 }.
8221 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
8223 * doc/install.texi (Installing GCC: Configuration): Clarify
8224 the only supported ways to configure gcc.
8226 2002-04-15 Roland McGrath <roland@frob.com>
8228 * config.gcc (alpha*-*-gnu*): New target configuration.
8229 * config/alpha/gnu.h: New file for it.
8230 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
8232 2002-04-16 Mark Mitchell <mark@codesourcery.com>
8234 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
8235 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
8236 * tree.h (expand_start_stmt_expr): Update prototype.
8237 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
8238 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
8239 on the STMT_EXPR created for the inline function.
8241 2002-04-15 Richard Henderson <rth@redhat.com>
8243 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
8244 config/i386/linux-aout.h, config/i386/linux-oldld.h,
8245 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
8246 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
8247 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
8248 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
8249 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
8250 Define __gnu_linux__, not gnu_linux.
8251 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
8253 2002-04-15 Mark Mitchell <mark@codesourcery.com>
8255 Remove Chill front end.
8256 * gcc.c (default_compilers): Remove Chill entries.
8257 * ch: Remove directory.
8258 * doc/frontends.texi: Remove information about Chill.
8259 * doc/sourcebuild.texi: Likewise.
8260 * doc/standards.texi: Likewise.
8262 2002-04-15 Douglas B Rupp <rupp@gnat.com>
8264 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
8265 (LONGLONG_STANDALONE): Define.
8267 2002-04-15 David S. Miller <davem@redhat.com>
8269 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
8270 Call emit_library_call with LCT_NORMAL.
8271 (sparc_initialize_trampoline): Use LCT_foo instead of
8272 magic constant in emit_library_call invocations.
8273 (sparc64_initialize_trampoline): Likewise.
8274 (sparc_profile_hook): Likewise.
8275 * config/sparc/sparc.md: Likewise.
8277 * config/sparc/sparc.c (sparc_extra_constraint_check):
8278 Fix type of argument 'c'.
8279 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
8282 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8284 * diagnostic.h (output_buffer_state): Redefine.
8285 (output_format_decoder): New macro.
8286 (output_prefixing_rule): Likewise.
8287 (output_line_cutoff): Likewise.
8288 (diagnostic_format_decoder): Adjust.
8289 (diagnostic_prefixing_rule): Likewise.
8290 (diagnostic_line_cutoff): Likewise.
8291 (diagnostic_state): Likewise.
8292 (diagnostic_kind_count): Likewise.
8293 (diagnostic_buffer): Now a macro.
8295 * diagnostic.c (diagnostic_buffer): Remove definition.
8296 (output_is_line_wrapping): Adjust.
8297 (set_real_maximum_length): Likewise.
8298 (output_set_maximum_length): Likewise.
8299 (init_output_buffer): Likewise.
8300 (lhd_print_error_function): Likewise.
8301 (output_do_verbatim): Likewise.
8303 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
8305 * cpperror.c (print_location): Don't print include chain
8307 (cpp_begin_message): Update to use DL_ macros.
8308 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
8309 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
8310 cpp_notice, cpp_notice_from_errno): Remove.
8311 (cpp_error, cpp_error_with_line): Update to take a diagnostic
8314 * cppexp.c (CPP_ICE): Remove.
8315 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
8316 lex, integer_overflow, _cpp_parse_expr): Update.
8317 * cppfiles.c (read_include_file, find_include_file,
8318 handle_missing_header, _cpp_read_file, remap_filename): Update.
8319 * cpphash.h (enum error_type): Remove.
8320 (_cpp_begin_message): Update.
8321 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
8322 cpp_handle_option, cpp_post_options): Update.
8323 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
8324 skip_whitespace, parse_identifier, parse_slow, parse_string,
8325 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
8326 cpp_interpret_charconst): Update.
8327 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
8328 lex_macro_node, do_undef, glue_header_name, parse_include,
8329 do_include_common, read_flag, do_line, do_linemarker, do_ident,
8330 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
8331 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
8332 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
8333 _cpp_pop_buffer, do_diagnostic): Update.
8334 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
8335 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
8336 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
8337 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
8338 cpp_notice, cpp_notice_from_errno): Remove.
8339 (cpp_error, cpp_error_with_line): Update to take a diagnostic
8342 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
8343 collect_args, enter_macro_context, save_parameter, parse_params,
8344 _cpp_create_definition, check_trad_stringification,
8345 cpp_macro_definition): Update.
8346 * cppmain.c (cpp_preprocess_file): Update.
8347 * fix-header.c (read_scan_file): Update.
8349 2002-04-14 Andreas Schwab <schwab@suse.de>
8351 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
8353 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
8355 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
8357 2002-04-13 Mark Mitchell <mark@codesourcery.com>
8359 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
8362 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
8364 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
8366 2002-04-13 Joel Sherrill <joel@OARcorp.com>
8368 * config/sparc/t-elf: Enable v8 multilibs. Impacts
8369 sparc-elf and sparc-rtems targets.
8371 2002-04-13 Mark Mitchell <mark@codesourcery.com>
8373 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
8374 defined, and __gnu_hurd__ wherever __GNU__ is defined.
8375 * arm/linux-elf.h: Likewise.
8376 * cris/aout.h: Likewise.
8377 * cris/linux.h: Likewise.
8378 * i370/linux.h: Likewise.
8379 * i386/gnu.h: Likewise.
8380 * i386/linux-aout.h: Likewise.
8381 * i386/linux-oldld.h: Likewise.
8382 * i386/linux.h: Likewise.
8383 * i386/linux64.h: Likewise.
8384 * ia64/linux.h: Likewise.
8385 * m68k/linux-aout.h: Likewise.
8386 * m68k/linux.h: Likewise.
8387 * mips/linux.h: Likewise.
8388 * pa/pa-linux.h: Likewise.
8389 * pj/linux.h: Likewise.
8390 * rs6000/sysv4.h: Likewise.
8391 * s390/linux.h: Likewise.
8392 * sh/linux.h: Likewise.
8393 * sparc/linux-aout.h: Likewise.
8394 * sparc/linux.h: Likewise.
8395 * sparc/linux64.h: Likewise.
8396 * xtensa/linux.h: Likewise.
8398 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
8400 * stmt.c (check_unique_operand_names): Expect operand names to
8401 be strings rather than identifiers. Use simple_cst_equal to
8403 (resolve_operand_name_1): Make same identifier to string change here.
8404 * c-parse.in (asm_operand): Convert a named operand into a string.
8405 * cp/parse.y (asm_operand): Likewise.
8407 2002-04-13 Andreas Schwab <schwab@suse.de>
8409 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
8411 2002-04-12 Mark Mitchell <mark@codesourcery.com>
8413 Revert these changes:
8415 2002-04-06 Mark Mitchell <mark@codesourcery.com>
8418 * stor-layout.c (layout_decl): Reset the RTL for the decl.
8420 2002-04-12 Richard Henderson <rth@redhat.com>
8422 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
8423 (sparc*-*-solaris): Clean up header files.
8424 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
8425 and plan on generating 64-bit code.
8426 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
8427 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
8428 * config/sparc/sol2-sld-64.h: Rename ...
8429 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
8430 for AS_SPARC64_FLAG not defined.
8431 * config/sparc/sol2-gld-bi.h: New.
8432 * config/sparc/sol2-sld.h: Remove.
8433 * config/sparc/sol26-sld.h: New.
8434 * config/sparc/sol2.h: Tidy comments.
8435 * doc/install.texi: Document sparc-solaris configury changes.
8437 2002-04-12 Richard Henderson <rth@redhat.com>
8439 * recog.c (offsettable_address_p): Match the logic in adjust_address.
8441 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
8442 in 64-bit mode only. Use only for 32-bit or MEDLOW.
8444 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8446 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
8448 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
8450 * pa.c (pa_can_combine_p): Call extract_insn before calling
8453 2002-04-12 Douglas B Rupp <rupp@gnat.com>
8455 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
8456 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
8457 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8458 (CPP_PREDEFINES): Handle __declspec.
8459 * config/i386/t-interix (USER_H): Remove.
8461 2002-04-12 DJ Delorie <dj@redhat.com>
8463 * integrate.c (compare_blocks): Make comparisons safe for when
8464 sizeof(int) < sizeof(char *).
8465 (find_block): Likewise.
8467 2002-04-12 Jan Hubicka <jh@suse.cz>
8468 David Edelsohn <edelsohn@gnu.org>
8470 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
8472 (symbol_ref_operand): New.
8473 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
8474 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
8476 2002-04-12 Andreas Schwab <schwab@suse.de>
8478 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
8479 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
8480 overrides the definition in config/svr4.h.
8482 2002-04-12 Eric Norum <eric.norum@usask.ca>
8484 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
8485 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
8486 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
8487 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
8488 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
8489 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
8490 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
8491 definitions to config/rtems.h and make the targets more similar.
8493 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8495 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
8496 POINTERS_EXTEND_UNSIGNED.
8497 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
8498 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
8500 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
8503 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
8505 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
8506 depends on TARGET_SHMEDIA, not TARGET_SH5.
8508 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
8510 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
8511 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
8513 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
8515 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
8518 2002-04-12 Andreas Schwab <schwab@suse.de>
8520 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
8522 2002-04-12 Richard Henderson <rth@redhat.com>
8525 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
8527 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
8528 modes spanning multiple hard regs.
8530 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
8532 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8534 * pa.c (pa_output_function_prologue): Don't accumulate the total
8535 number of code bytes when using TARGET_64BIT, or gas, SOM and not
8536 the portable runtime.
8537 (output_deferred_plabels): Handle 64bit plabels.
8538 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
8539 generating pic code using the GAS assembler for object formats that
8540 are not SOM (ie., ELF32 and ELF64).
8541 (output_millicode_call): Check attribute type if attribute length is 28.
8542 Likewise use $PIC_pcrel$0. Only call get_attr_length and
8543 dbr_sequence_length once.
8544 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
8545 dbr_sequence_length once.
8546 * pa.h (TARGET_SOM): Define if not defined.
8547 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
8548 with GAS and not SOM.
8549 (jump, call_internal_reg, call_value_internal_reg): Likewise.
8550 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
8552 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8554 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
8555 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
8556 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
8557 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
8558 elfos.h and dbxelf.h values are fine now.
8559 * config/i386/freebsd.h, config/alpha/freebsd.h
8560 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
8562 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8564 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
8565 or set Acpu or Amachine. Reformat.
8566 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8568 (LINK_SPEC): Do not need to undef.
8569 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
8570 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
8571 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8573 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
8574 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
8575 (LINK_SPEC): Do not need to undef.
8576 (DONT_USE_BUILTIN_SETJMP): Do not define.
8577 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
8578 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
8579 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
8580 Remove trailing spaces.
8581 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
8582 __ELF__, or set Acpu or Amachine. Reformat.
8583 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8586 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8588 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
8589 all other *-*-freebsd* targets.
8591 2002-04-11 Richard Henderson <rth@redhat.com>
8593 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
8595 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8597 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
8598 Include {cpu}/{cpu}.h thru tm_file.
8599 (alpha*-*-linux*ecoff): Remove target.
8600 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
8601 (LINK_SPEC): Remove, is not OS independent.
8602 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
8603 (LINK_SPEC): Do not need to #undef any longer.
8604 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
8606 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
8608 (LINK_SPEC): Moved here from alpha/elf.h.
8609 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
8611 * config/alpha/linux-ecoff.h: Remove.
8612 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
8613 (CPP_SPEC): Define _POSIX_SOURCE as needed.
8614 (CPP_SUBTARGET_SPEC): Do not define.
8615 (LINK_SPEC): Do not need to #undef any longer.
8616 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
8617 * config/alpha/vms.h: Likewise.
8619 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
8621 * doc/extend.texi: Remove old claim that typedefs cannot have
8622 an alignment attribute.
8624 2002-04-11 Jakub Jelinek <jakub@redhat.com>
8626 PR optimization/6177
8627 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
8628 bitpos is 0 and bitsize CONCAT size.
8630 2002-04-11 Jakub Jelinek <jakub@redhat.com>
8633 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
8635 2002-04-10 David O'Brien <obrien@FreeBSD.org>
8637 * config/alpha/freebsd.h: Minor reformatting.
8638 (CPP_SPEC): Define ELF and add cpp_subtarget.
8639 (ASM_SPEC): No longer needed.
8641 2002-04-11 Richard Henderson <rth@redhat.com>
8643 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
8644 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
8645 (dimode mem/zero splitter): New.
8647 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
8649 * config/cris/cris.c (cris_override_options): Tweak error message
8650 for PIC not implemented.
8652 * config/cris/cris.h: Tweak comments related to parameter-passing.
8654 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
8656 2002-04-10 Richard Henderson <rth@redhat.com>
8658 * except.c (add_ehl_entry): Allow duplicates after landing pad
8661 2002-04-10 David Edelsohn <edelsohn@gnu.org>
8663 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
8665 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
8667 * c-decl.c (c_init_decl_processing): Move generation of
8668 decls for g77_integer_type_node and friends from here ...
8669 * c-common.c (c_common_nodes_and_builtins): ... to here.
8671 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
8673 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
8674 is only used as frame pointer when frame_pointer_needed is true.
8676 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
8679 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
8680 for the fact that the pool entry uses two words.
8681 (movdf_hard_insn): Similarly. Also, ADR instruction can span
8683 (movdf_soft_insn): Similarly.
8684 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
8685 for the fact that the pool entry uses three words.
8687 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
8689 * config/mips/mips.c (mips_va_arg): When using the struct version
8690 of the EABI va_list, allow arguments in the register save area to
8691 take up less room than a stack argument.
8693 2002-04-10 Richard Henderson <rth@redhat.com>
8695 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
8696 if EXPAND_INITIALIZER.
8698 2002-04-09 Richard Henderson <rth@redhat.com>
8700 * config/alpha/alpha.md (movdi_er_maybe_g): New.
8701 * config/alpha/alpha.c (alpha_expand_mov): Use it.
8703 2002-04-10 Alan Modra <amodra@bigpond.net.au>
8705 PR optimization/6233
8706 * rtlanal.c (pure_call_p): New function.
8707 * rtl.h (pure_call_p): Declare.
8708 * loop.c (prescan_loop): Use it to set has_nonconst_call.
8709 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
8711 2002-04-09 Eric Christopher <echristo@redhat.com>
8713 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
8714 information to .comm directive.
8716 2002-04-09 Richard Henderson <rth@redhat.com>
8719 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
8721 2002-04-09 Richard Henderson <rth@redhat.com>
8723 * basic-block.h (flow_delete_block_noexpunge): Declare.
8724 (expunge_block_nocompact): Declare.
8725 * cfg.c (expunge_block_nocompact): Split out from ...
8726 (expunge_block): ... here.
8727 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
8728 (flow_delete_block_noexpunge): Split out from ...
8729 (flow_delete_block): ... here.
8730 * cfgcleanup.c (delete_unreachable_blocks): Compact while
8731 removing dead blocks.
8732 * except.c (exception_handler_labels): Remove.
8733 (exception_handler_label_map): New.
8734 (struct eh_region): Add aka member.
8735 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
8736 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
8737 (for_each_eh_label, for_each_eh_label_1): New.
8738 (init_eh): Register exception_handler_label_map.
8739 (free_eh_status): Use free_region.
8740 (find_exception_handler_labels): Use the map, not the list.
8741 (remove_exception_handler_label): Likewise.
8742 (maybe_remove_eh_handler): Likewise.
8743 (remove_eh_handler): Use the region aka bitmap.
8744 * except.h (exception_handler_labels): Remove.
8745 (for_each_eh_label): Declare.
8746 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
8747 * loop.c (invalidate_loops_containing_label): New.
8748 (find_and_verify_loops): Use it. Use for_each_eh_label.
8749 * sched-rgn.c (is_cfg_nonregular): Use
8750 current_function_has_exception_handlers.
8752 2002-04-09 Richard Henderson <rth@redhat.com>
8754 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
8755 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
8756 Do not return changed status.
8757 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
8758 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
8759 New functions that do return changed status.
8760 * sbitmap.h: Update decls.
8761 * gcse.c, lcm.c: Use _cg functions as needed.
8763 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
8765 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
8766 (sh64-*-elf*, sh-*-rtemself*): Likewise.
8767 * config/sh/embed_bb.c: New file.
8768 * config/sh/embed-elf.h: New file.
8769 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
8770 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
8771 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
8773 (SUBTARGET_CPP_PTR_SPEC): Don't define.
8774 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
8775 Add subtarget_asm_endian_spec.
8776 (ASM_SPEC): Use subtarget_asm_endian_spec.
8777 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
8778 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
8779 (WCHAR_UNSIGNED): Define.
8780 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
8781 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
8782 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
8784 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
8785 (sh_adjust_cost): Likewise.
8786 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
8788 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
8789 (WCHAR_TYPE_SIZE): Likewise.
8790 (ASM_SPEC): Use subtarget_asm_endian_spec.
8791 (SH_ELF_WCHAR_TYPE): #undef/ #define.
8792 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
8793 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
8794 (MAX_WCHAR_TYPE_SIZE): Don't #define .
8795 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
8796 (USER_LABEL_PREFIX): Don't #undef /#define .
8797 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
8798 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
8799 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
8800 (ASM_SPEC): Likewise.
8801 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
8802 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
8803 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
8804 (LIB2FUNCS_EXTRA): Define.
8805 * t-sh64 (LIB2FUNCS_EXTRA): Define.
8806 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
8807 (LIB1ASMFUNCS_CACHE): Define.
8808 (LIB2FUNCS_EXTRA): Redefine empty.
8810 2002-04-08 Richard Henderson <rth@redhat.com>
8812 * reorg.c (get_branch_condition): Use reversed_comparison_code.
8814 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8816 * config/m68hc11/larith.asm (__map_data_section): Fix condition
8817 and optimize for size.
8818 (__do_global_ctors): Fix pointer comparison.
8819 (__do_global_dtors): Likewise.
8821 2002-04-09 David S. Miller <davem@redhat.com>
8823 * config/sparc/sparc.c (sparc_extra_constraint_check): New
8824 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
8825 allow reloading pseudos.
8826 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
8827 * config/sparc/sparc-protos.h: Declare it.
8829 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
8830 unsigned comparison warning.
8831 (output_restore_regs): Mark leaf_function as unused.
8833 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8835 * expr.c (is_aligning_offset): New function.
8836 (expand_expr, case COMPONENT_EXPR): Call it.
8838 2002-04-08 David S. Miller <davem@redhat.com>
8841 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
8843 Make init_priority work on Sparc when using GNU ld.
8844 * config/sparc/linux.h, config/sparc/linux64.h,
8845 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
8846 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
8847 * config/sparc/sol2-gld.h: New file to do the same.
8848 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
8849 sparc/sol2-gld.h to tm_file.
8851 PR optimization/4328
8852 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
8853 * doc/md.texi: Document it.
8854 * config/sparc/sparc.md (movdi_insn_sp64_novis,
8855 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
8856 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
8857 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
8858 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
8860 2002-04-08 Andreas Jaeger <aj@suse.de>
8862 * stmt.c (expand_asm_operands): Revert last patch from Richard
8865 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8867 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
8868 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
8870 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8872 * doc/contrib.texi (Contributors): Add David O'Brien.
8874 2002-04-08 Alan Modra <amodra@bigpond.net.au>
8876 * configure.in (auto-build.h): Use target_alias and build_alias
8877 when running configure.
8878 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
8879 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
8880 * configure: Regenerate.
8882 2002-04-07 David S. Miller <davem@redhat.com>
8884 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
8886 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
8889 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
8890 generating 32-bit pic code.
8892 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
8894 * cppinit.c (cpp_create_reader): Initialize
8895 discard_comments_in_macro_exp.
8896 (COMMAND_LINE_OPTIONS): Add "-CC" option.
8897 (cpp_handle_option): Handle "-CC" option.
8898 * cpplex.c (save_comment): If saving a C++ comment in
8899 a directive, convert it to a C comment.
8900 (_cpp_lex_direct): Pass second comment start character to
8901 save_comment to indicate comment type.
8902 * cpplib.c (_cpp_handle_directive): If processing
8903 a "#define" directive and discard_comments_in_macro_exp
8904 is false, re-enable saving of comments.
8905 (lex_macro_node): If discard_comments_in_macro_exp is false,
8906 discard any comments before the macro identifier.
8907 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
8909 * cppmacro.c (cpp_get_token): If expanding a macro while
8910 processing a directive, discard any comments we might encounter.
8911 (parse_params): If discard_comments_in_macro_exp is false,
8912 ignore comments in the macro parameter list.
8913 * gcc.c (cpp_unique_options): Add "-CC" option.
8914 (option_map): Map "--comments-in-macros" to "-CC".
8915 * doc/cppopts.texi: Document "-CC" option.
8916 * f/lang-specs.h: Add "-CC" option.
8917 * testsuite/gcc.dg/cpp/maccom1.c: New test.
8918 * testsuite/gcc.dg/cpp/maccom2.c: New test.
8919 * testsuite/gcc.dg/cpp/maccom3.c: New test.
8920 * testsuite/gcc.dg/cpp/maccom4.c: New test.
8921 * testsuite/gcc.dg/cpp/maccom5.c: New test.
8922 * testsuite/gcc.dg/cpp/maccom6.c: New test.
8924 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
8927 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
8929 2002-04-06 Mark Mitchell <mark@codesourcery.com>
8932 * stor-layout.c (layout_decl): Reset the RTL for the decl.
8935 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
8936 RTX_UNCHANGING_P for the functions arguments when a tail call
8939 2002-04-06 Jason Merrill <jason@redhat.com>
8941 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
8942 (parse_options_and_default_flags): Set them appropriately.
8943 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
8945 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
8947 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
8950 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
8953 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
8954 types come in by-reference. Fix typo in comment.
8956 2002-04-05 David S. Miller <davem@redhat.com>
8958 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
8959 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
8960 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
8961 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
8963 2002-04-05 David S. Miller <davem@redhat.com>
8965 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
8966 are not going to emit return instructions, emit at least a nop
8967 for the sake of sane backtraces.
8969 2002-04-05 Richard Henderson <rth@redhat.com>
8971 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
8973 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
8975 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
8977 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
8979 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
8980 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
8981 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
8983 2002-04-05 Andreas Schwab <schwab@suse.de>
8985 * c-convert.c: Include c-common.h.
8986 * Makefile.in (c-convert.o): Updated.
8988 2002-04-05 Jakub Jelinek <jakub@redhat.com>
8990 * mklibgcc.in: Use separate libgcc.map for each multilib.
8991 * Makefile.in (distclean): Don't remove libgcc.map here.
8993 2002-04-05 Jakub Jelinek <jakub@redhat.com>
8995 * Makefile.in (s-mlib): Handle --disable-multilib by separate
8996 genmultilib invocation.
8998 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
9000 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
9001 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
9002 to num_gprs for symmetry.
9003 * config/mips/mips.c: Adjust accordingly.
9005 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
9007 * c-common.c (truthvalue_conversion): Rename, update.
9008 * c-common.h (c_common_truthvalue_conversion): New.
9009 * c-convert.c (convert): Update.
9010 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
9011 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
9012 * c-typeck.c (build_binary_op, build_unary_op,
9013 build_conditional_expr): Update.
9014 * fold-const.c (constant_boolean_node, fold): Use langhook.
9015 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
9016 * langhooks.h (struct lang_hooks): New hook.
9017 * stmt.c (expand_decl_cleanup): Use langhook.
9018 * tree.h (truthvalue_conversion): Remove.
9020 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
9022 2002-04-05 Alan Modra <amodra@bigpond.net.au>
9024 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
9025 Add rules to make null object file.
9027 2002-04-04 Jim Blandy <jimb@redhat.com>
9029 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
9030 macro formal parameter names.
9032 2002-04-04 David S. Miller <davem@redhat.com>
9034 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
9036 2002-04-04 Richard Henderson <rth@redhat.com>
9039 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
9040 Support copies into and out of memory. Don't accept allows_reg
9041 and allows_mem as gospel.
9043 2002-04-04 Richard Henderson <rth@redhat.com>
9046 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
9047 (write_dependence_p): Likewise.
9049 2002-04-04 Richard Henderson <rth@redhat.com>
9051 * predict.c (estimate_bb_frequencies): Do frequency calculation
9052 with a volatile temporary.
9054 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
9056 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
9058 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9061 * final.c (final_start_function): Don't bump profile_label_no here...
9062 (final_end_function): ...but here.
9064 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9066 * config/sparc/sparc.md (pic): New attribute.
9067 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
9069 (split after do_builtin_setjmp_setup): New.
9071 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9074 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
9077 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9079 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
9080 UNITS_PER_WORD for zero sized aggregates.
9082 2002-04-03 David S. Miller <davem@redhat.com>
9084 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
9085 one-character spec for this, just use %(link_gcc_c_sequence).
9087 2002-04-03 David S. Miller <davem@redhat.com>
9089 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
9092 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9094 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
9095 (DWARF_FRAME_RETURN_COLUMN): Move.
9096 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9097 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
9098 * pa.c (except.h, predict.h): Include.
9100 (store_reg_modify, set_reg_plus_d): Revise prototypes.
9101 (output_ascii): Add cast.
9102 (store_reg_modify): Revise to add frame notes.
9103 (set_reg_plus_d): Likewise.
9104 (compute_frame_size): Include space for eh data registers in frame if
9105 the current function calls eh_return.
9106 (hppa_expand_prologue): Ensure register %r2 is saved if the current
9107 function calls eh_return. Save eh data registers if the current
9108 function calls eh_return. Fix code to add frame notes. Emit
9109 blockage to prevent insns with frame notes being scheduled in the
9110 delay slot of calls.
9111 (hppa_expand_epilogue): Restore eh data registers and do final stack
9112 adjustment if the current function calls eh_return. Don't add frame
9114 (output_call): Revise for change in length of call insn. Don't do
9115 return pointer adjustment for an unconditional jump in the delay slot
9116 of a call when using frame notes.
9117 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
9118 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
9119 (ARG_POINTER_CFA_OFFSET): Define.
9120 * pa.md (return_external_pic): New pattern.
9121 (prologue): Correct formatting. Use return_external_pic if current
9122 function calls eh_return.
9123 (call_internal_symref, call_value_internal_symref,
9124 sibcall_internal_symref, sibcall_value_internal_symref): Change default
9125 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
9127 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
9129 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
9130 list of targets to check using "nop" insn.
9131 * configure: Rebuilt.
9133 2002-04-04 Alan Modra <amodra@bigpond.net.au>
9135 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
9137 2002-04-03 David S. Miller <davem@redhat.com>
9139 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
9140 library sequence passed to the linker.
9141 (LINK_COMMAND_SPEC): Use it.
9142 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
9143 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
9144 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
9146 2002-04-03 Jason Merrill <jason@redhat.com>
9148 * except.c (struct eh_status): Remove protect_list.
9149 (begin_protect_partials, end_protect_partials): Remove.
9150 (add_partial_entry): Remove.
9151 * except.h: Remove prototypes.
9153 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
9154 expand_decl_cleanup_eh.
9157 * tree.h (CLEANUP_EH_ONLY): New macro.
9158 * stmt.c (expand_decl_cleanup_eh): New fn.
9159 (expand_cleanups): Check CLEANUP_EH_ONLY.
9160 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
9161 Use expand_decl_cleanup_eh.
9162 (expand_stmt): Adjust.
9163 * c-common.h: Adjust prototype.
9165 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
9167 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
9168 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
9169 (cris_target_asm_function_epilogue): Ditto.
9170 (cris_initial_frame_pointer_offset): Ditto.
9171 (cris_simple_epilogue): Ditto.
9172 (cris_expand_builtin_va_arg): Variable-size types come in
9175 2002-04-03 David S. Miller <davem@redhat.com>
9177 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
9179 (set_fast_math): Correct 'fsr' type.
9181 2002-04-03 Richard Henderson <rth@redhat.com>
9184 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
9185 * toplev.c (check_global_declarations): Use it.
9186 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
9187 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9188 (LANG_HOOKS_DECLS): Add it.
9189 * langhooks.c (lhd_warn_unused_global_decl): New.
9190 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9191 * c-objc-common.c (c_warn_unused_global_decl): New.
9192 * c-tree.h (c_warn_unused_global_decl): Declare.
9193 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9195 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
9197 * langhooks-def.h (lhd_set_decl_assembler_name,
9198 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
9199 (LANG_HOOKS_INITIALIZER): Update.
9200 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
9201 * langhooks.h (struct lang_hooks): New hook.
9202 * tree.c (set_decl_assembler_name): Move to langhooks.c.
9203 (lang_set_decl_assembler_name): Remove.
9204 (init_obstacks): Don't set hook.
9205 (decl_assembler_name): New function.
9206 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
9207 (decl_assembler_name): New.
9208 (lang_set_decl_assembler_name): Remove.
9210 2002-04-03 Jakub Jelinek <jakub@redhat.com>
9212 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
9213 works properly with .hidden symbols.
9214 * configure: Rebuilt.
9215 * config.in: Rebuilt.
9216 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9217 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
9218 properly with .hidden symbols.
9220 2002-04-03 Jakub Jelinek <jakub@redhat.com>
9223 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
9226 2002-04-03 Richard Henderson <rth@redhat.com>
9229 * sched-rgn.c (sets_likely_spilled): New.
9230 (sets_likely_spilled_1): New.
9231 (add_branch_dependences): Use it.
9233 2002-04-02 Richard Henderson <rth@redhat.com>
9236 * loop.h (LOOP_FIRST_PASS): New.
9237 * loop.c (strength_reduce): Mind it when deciding to unroll.
9238 * toplev.c (rest_of_compilation): Set it.
9240 2002-04-02 David S. Miller <davem@redhat.com>
9242 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
9243 mems_ok_for_ldd_peep when the order of the loads being examined
9245 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
9246 existing comment to increase comprehension of this situation.
9248 2002-04-02 Zack Weinberg <zack@codesourcery.com>
9250 * config/sh/sh.md: Don't use union real_extract.
9252 2002-04-02 Richard Henderson <rth@redhat.com>
9254 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
9256 2002-04-02 David O'Brien <obrien@FreeBSD.org>
9258 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
9259 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
9260 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
9261 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
9262 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
9263 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
9264 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
9265 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
9266 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
9267 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
9268 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
9269 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
9270 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
9271 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
9272 Include as many configury headers via tm_file as possible. This
9273 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
9274 * config/openbsd-oldgas.h: New file.
9275 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
9276 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
9277 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
9278 config/i386/i386-coff.h, config/i386/i386-interix.h,
9279 config/i386/iscdbx.h, config/i386/linux-aout.h,
9280 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
9281 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
9282 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
9283 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
9284 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
9285 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
9286 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
9287 config/i386/vxi386.h: Do not directly include configury headers.
9288 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
9289 Directly include configury headers that are no longer automatically
9290 included by the above headers.
9291 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
9292 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
9293 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
9294 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
9295 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
9296 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
9297 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
9298 (TARGET_VERSION): Define.
9299 * config/i386/beos-elf.h, config/i386/freebsd.h,
9300 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
9301 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
9302 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
9303 config/i386/sco5.h, config/i386/sysv4.h
9304 (TARGET_VERSION): Do not need to protect.
9305 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
9306 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
9307 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
9308 config/i386/i386-interix.h, config/i386/linux-aout.h,
9309 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
9310 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
9311 (YES_UNDERSCORES): Do not define - not needed.
9312 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
9313 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
9314 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
9315 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
9316 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
9317 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
9318 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
9319 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
9321 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
9322 Richard Henderson <rth@redhat.com>
9325 * function.c (assign_temp): Accept either type or decl argument.
9326 Detect variables whose size is too large to fit into an integer.
9327 * stmt.c (expand_decl): Pass the decl, not the type.
9329 2002-04-02 David O'Brien <obrien@FreeBSD.org>
9331 * protoize.c: Match include directory usage with cppdefault.c.
9333 2002-04-03 Jeffrey A Law (law@redhat.com)
9334 Hans-Peter Nilsson <hp@bitrange.com>
9336 * combine.c (simplify_comparison): Avoid narrowing a comparison
9337 with a paradoxical subreg when doing so would drop signficant bits.
9339 2002-04-02 Steve Ellcey <sje@cup.hp.com>
9341 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
9342 if POINTERS_EXTEND_UNSIGNED is defined.
9344 2002-04-02 Richard Henderson <rth@redhat.com>
9347 * local-alloc.c (contains_replace_regs): LO_SUM may contain
9350 2002-04-02 Richard Henderson <rth@redhat.com>
9352 * doc/standards.texi: Document required freestanding libc entry points.
9354 2002-04-02 Alan Modra <amodra@bigpond.net.au>
9356 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
9357 associated splitter. Remove MQ constraint.
9358 (ctrdi_internal4): Correct CCmode clobber.
9360 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9362 * milli64.S ($$dyncall): New function.
9363 * t-linux (LIB1ASMFUNCS): Revise module list.
9364 (LIB1ASMSRC): Use pa/milli64.S.
9366 2002-04-02 Richard Henderson <rth@redhat.com>
9368 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
9369 rename solaris_sys_varargs_h.
9371 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9373 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
9374 the same mode as its component.
9376 2002-04-02 Richard Henderson <rth@redhat.com>
9379 * final.c (this_is_asm_operands): Export.
9380 * output.h (this_is_asm_operands): Declare.
9381 * config/i386/i386.c (print_operand): Error odd asm operands.
9383 2002-04-02 Richard Henderson <rth@redhat.com>
9386 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
9388 2002-04-01 Richard Henderson <rth@redhat.com>
9391 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
9392 * fixinc/fixincl.x: Rebuild.
9394 2002-04-01 Richard Henderson <rth@redhat.com>
9396 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
9397 (atomic_alloc, atomic_free): New.
9398 (SIZE, MASK_FOR, PTR_IN): New.
9399 (emergency_reg_state, emergency_reg_state_free): New.
9400 (emergency_labeled_state, emergency_labeled_state_free): New.
9401 (reg_state_alloced, labeled_state_alloced): New.
9402 (alloc_reg_state, free_reg_state): New.
9403 (alloc_label_state, free_label_state, free_label_states): New.
9404 (push, pop, dup_state_stack, free_state_stack): Use them.
9405 (desc_label_state): Likewise.
9406 (uw_frame_state_for): Free label states and state stack.
9407 (uw_update_reg_address): Eliminate warnings.
9409 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
9411 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
9412 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
9414 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9416 * c-decl.c (grokdeclarator): Update.
9417 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
9418 * c-tree.h (c_mark_addressable): New.
9419 * c-typeck.c (default_function_array_conversion, build_unary_op,
9420 build_array_ref, convert_for_assignment): Update.
9421 (mark_addressable): Rename.
9422 * calls.c (try_to_integrate, expand_call): Use langhook.
9423 * expr.c (expand_expr): Use langhook.
9424 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
9425 * langhooks.h (struct lang_hooks): New hook.
9426 * stmt.c (expand_asm_operands): Use langhook.
9427 * tree.h (mark_addressable): Remove.
9429 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
9431 2002-04-01 Bob Wilson <bob.wilson@acm.org>
9433 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
9436 2002-04-01 Bob Wilson <bob.wilson@acm.org>
9438 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
9439 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
9441 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9443 * c-common.c (unsigned_conversion_warning, convert_and_check,
9444 unsigned_type, signed_type, shorten_compare,
9445 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
9446 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
9447 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
9449 * c-decl.c (grokdeclarator): Update.
9450 * c-format.c (check_format_types): Update.
9451 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
9452 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
9453 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
9454 * convert.c (convert_to_integer): Use new hooks.
9455 * expmed.c (make_tree): Use new hooks.
9456 * expr.c (store_expr): Use new hooks.
9457 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
9458 all_ones_mask_p, unextend, fold): Use new hooks.
9459 * langhooks.h (struct lang_hooks_for_types): New hooks.
9460 * tree.h (signed_or_unsigned_type, signed_type,
9461 unsigned_type): Remove.
9463 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
9464 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
9466 2002-03-31 Richard Henderson <rth@redhat.com>
9468 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
9469 (desc_frgr_mem): Fix reference to f16-f31.
9471 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9473 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9474 RTVEC_ELT): Const-ify.
9475 * varray.h (VARRAY_CHECK): Const-ify.
9476 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
9477 ggc_mark_rtvec, ggc_mark): Const-ify.
9479 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9481 * diagnostic.c: Include langhooks-def.h.
9482 * Makefile.in (diagnostic.o): Update.
9484 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
9486 * c-common.c (c_unsafe_for_reeval): Rename.
9487 * c-common.h (c_unsafe_for_reeval): Rename.
9488 * c-decl.c (finish_incomplete_decl): Rename.
9489 (c_init_decl_processing): Don't set langhook.
9490 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
9491 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
9492 * c-objc-common.c (c_objc_common_init): Don't set langhook.
9493 * c-tree.h (finish_incomplete_decl): Rename.
9494 * langhooks-def.h (lhd_unsafe_for_reeval): New.
9495 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
9496 (LANG_HOOKS_INITIALIZER): Update.
9497 * langhooks.c (lhd_unsafe_For_reeval): New.
9498 * langhooks.h (struct langhooks): New hooks.
9499 * toplev.c (incomplete_decl_finalize_hook): Remove.
9500 (wrapup_global_declarations): Update.
9501 * tree.c (lang_unsafe_for_reeval): Remove.
9502 (unsafe_for_reeval): Update.
9503 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
9506 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
9507 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
9509 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
9511 * diagnostic.c (print_error_function): Remove.
9512 (default_print_error_function): Rename.
9513 (report_error_function): Update.
9514 * diagnostic.h (print_error_function): Remove.
9515 (default_print_error_function): Remove.
9516 * langhooks-def.h (struct diagnostic_context): Predeclare.
9517 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
9518 (LANG_HOOKS_INITIALIZER): Update.
9519 * langhooks.h (struct diagnostic context): Predeclare.
9520 (struct lang_hooks): New hook.
9522 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9524 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
9525 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
9527 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
9528 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
9529 of PIC_OFFSET_TABLE_REGNUM thruout.
9530 * config/rs6000/rs6000.md: Likewise.
9531 * config/rs6000/darwin.h: Likewise.
9533 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9535 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
9536 unsigned HOST_WIDE_INT, not unsigned int.
9538 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9540 PR middle-end/6096, middle-end/6098, middle-end/6099
9541 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
9543 (fill_slots_from_thread): Likewise.
9545 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9547 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
9548 floating fields in float regs.
9549 (function_arg_record_value_2): Likewise.
9551 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
9553 * config/mmix/mmix.md (define_constants): Remove misleading
9554 FIXME. Add MMIX_fp_rO_OFFSET.
9555 ("nonlocal_goto_receiver"): Don't have stack-frame address of
9556 saved rO as part of the pattern. Remove FIXME.
9557 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
9558 here, at output-time.
9560 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9563 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
9565 (output_v9branch): Likewise.
9567 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
9569 * gcc.c: Revert previous patch for now.
9570 * config/i386/djgpp.h: Likewise.
9572 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
9574 * config/mmix/crti.asm (_init): Register _fini with atexit.
9575 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
9577 2002-03-31 Richard Henderson <rth@redhat.com>
9580 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
9581 (ASM_OUTPUT_DEF_FROM_DECLS): New.
9583 2002-03-31 Richard Henderson <rth@redhat.com>
9585 * libgcc2.c (__bb_exit_func): Make static.
9587 * config/alpha/alpha.md (trap): New.
9589 2002-03-31 Richard Henderson <rth@redhat.com>
9591 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
9592 promoted argument types; build trap.
9593 (expand_builtin_trap): New.
9594 (expand_builtin): Use it.
9595 * stmt.c (expand_nl_goto_receivers): Likewise.
9596 * expr.h (expand_builtin_trap): Declare.
9597 * libfuncs.h (LTI_abort, abort_libfunc): New.
9598 * optabs.c (init_optabs): Init abort_libfunc.
9600 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
9602 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
9603 (LINK_COMMAND_SPEC): ... from here.
9604 (init_gcc_specs): Duplicate it here too, omitting
9605 shared_name in the second copy.
9606 (init_spec): Test for duplicate
9607 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
9609 2002-03-30 David S. Miller <davem@redhat.com>
9611 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9612 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
9614 2002-03-30 Roger Sayle <roger@eyesopen.com>
9615 Richard Henderson <rth@redhat.com>
9617 * regmove.c (combine_stack_adjustments_for_block): Avoid
9618 emitting a stack adjustment of zero bytes. Let delete_insn
9621 2002-03-30 Richard Henderson <rth@redhat.com>
9623 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
9624 (sparc_emitting_epilogue): New.
9625 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
9626 * config/sparc/sparc-protos.h: Update.
9627 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
9628 (TARGET_SWITCHES): Update.
9629 * config/sparc/sparc.md (return): Remove.
9630 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
9631 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
9632 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
9633 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
9634 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
9635 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
9636 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
9637 Remove MASK_EPILOGUE.
9638 * doc/invoke.texi: Update.
9640 2002-03-30 Daniel Berlin <dan@dberlin.org>
9642 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
9643 CPP will start the file for us.
9645 2002-03-30 Richard Henderson <rth@redhat.com>
9648 * config/ia64/ia64.c (group_barrier_needed_p): Special case
9649 prologue_allocate_stack.
9650 (ia64_single_set): Use insn codes for recognition of special
9651 cases, not rtl matching.
9652 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
9654 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
9656 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
9658 2002-03-30 Richard Henderson <rth@redhat.com>
9661 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
9662 or -fomit-frame-pointer with profiling.
9663 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9664 (FUNCTION_PROFILER): Do nothing.
9665 (PROFILE_HOOK): New.
9666 * config/sparc/sparc.c (sparc_override_options): Don't check
9667 code models for profiling.
9668 (sparc_function_profiler): Remove.
9669 (sparc_profile_hook): New.
9670 * config/sparc/sparc-protos.h: Update.
9672 2002-03-30 Jakub Jelinek <jakub@redhat.com>
9674 PR optimization/6086
9675 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
9676 of SUBREG of volatile MEM or because the MEM was mode dependent,
9677 return CLOBBER instead of unmodified SUBREG.
9679 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
9681 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
9682 when not optimizing.
9684 * toplev.c (rest_of_compilation): Cann mark_constant_function
9685 only when optimizing.
9687 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
9690 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
9691 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
9692 (try_optimize_cfg): clear all AUX fields.
9694 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
9695 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
9696 (ix86_address_cost): Be prepared for SUBREGed registers.
9697 (legitimate_address_p): Accept SUBREGed registers.
9699 2002-03-29 Richard Henderson <rth@redhat.com>
9702 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
9704 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9706 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
9707 for aggregate and TFmode types.
9709 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
9711 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
9713 2002-03-29 Richard Henderson <rth@redhat.com>
9716 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
9717 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
9719 2002-03-29 Richard Henderson <rth@redhat.com>
9722 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
9723 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
9724 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
9725 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
9727 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
9729 2002-03-29 Dale Johannesen <dalej@apple.com>
9731 * loop.c (combine_movables): Do allow combination of pseudos.
9733 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
9735 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
9736 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
9737 No functional change except ...
9738 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
9739 * doc/install.texi (*-*-freebsd*): Document port configuration.
9741 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
9743 * Makefile.in (convert.o, calls.o, expmed.o): Update.
9744 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
9746 * builtin-types.def (BT_PTRMODE): Update.
9747 * c-common.c (type_for_size): Rename c_common_type_for_size.
9748 (type_for_mode): Similarly.
9749 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
9751 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
9752 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
9753 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
9755 * c-typeck.c (common_type, comptypes, default_conversion):
9757 * calls.c: Include langhooks.h.
9758 (emit_library_call_value_1): Use new hooks. Avoid redundant
9760 * convert.c: Include langhooks.h
9761 (convert_to_pointer, convert_to_integer): Use new hooks.
9762 * except.c (init_eh): Similarly.
9763 * expmed.c: Include langhooks.h.
9764 (expand_mult_add): Use new hooks.
9765 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
9766 try_casesi): Similarly.
9767 * fold-const.c (optimize_bit_field_compare, make_range,
9768 decode_field_reference, fold_truthop, fold): Similarly.
9769 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
9770 put_var_into_stack): Similarly.
9771 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
9772 LANG_HOOKS_TYPE_FOR_SIZE): New.
9773 (LANG_HOOKS_TYPES_INITIALIZER): Update.
9774 * langhooks.h (lang_hooks_for_types): New hooks.
9775 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
9776 * tree.c (get_unwidened, get_narrower): Similarly.
9777 * tree.h (type_for_mode, type_for_size): Remove.
9778 * varasm.c (force_const_mem): Use new hooks.
9779 * utils2.c (nonbinary_modular_operation): Update.
9781 * objc-act.c (handle_impent): Update.
9782 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
9785 2002-03-29 Steve Ellcey <sje@cup.hp.com>
9787 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
9788 * config/ia64/ia64.c (basereg_operand): New.
9789 * config/ia64/ia64-protos.h (basereg_operand): Declare.
9790 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
9792 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
9794 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
9795 unwind information when frame_pointer_needed.
9796 (mmix_assemble_integer): Tweak wording in comment.
9798 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
9800 * Makefile.in (except.o): Update.
9801 * except.c: Include langhooks.h.
9802 (init_eh): Use langhook.
9803 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
9804 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
9805 (LANG_HOOKS_INITIALIZER): Update.
9806 * langhooks.h (lang_hooks_for_types): New.
9807 (struct lang_hooks): Add it.
9808 * tree.c (make_lang_type_fn, make_lang_type): Remove.
9809 * tree.h (make_lang_type_fn, make_lang_type): Remove.
9811 * alpha/alpha.c: Include langhooks.h.
9812 (alpha_build_va_list): Use langhook.
9813 * d30v/d30v.c: Include langhooks.h.
9814 (d30v_build_va_list): Use langhook.
9815 * i386/i386.c: Include langhooks.h.
9816 (ix86_build_va_list): Use langhook.
9817 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
9818 * s390/s390.c: Include langhooks.h.
9819 (s390_build_va_list): Use langhook.
9820 * stormy16/stormy16.c: Include langhooks.h.
9821 (stormy16_build_va_list): Use langhook.
9823 2002-03-29 Jakub Jelinek <jakub@redhat.com>
9826 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
9828 (length): Compute variable length for branches/calls/jumps here.
9829 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
9830 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
9831 define branch_type attribute.
9832 (divsi3_sp32): Maximum length is 6 not 7.
9833 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
9834 call_address_untyped_struct_value_sp32,
9835 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
9836 * config/sparc/sparc.c (empty_delay_slot): New function.
9837 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
9838 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
9840 2002-03-29 Jakub Jelinek <jakub@redhat.com>
9842 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
9843 nonzero_bits if not needed.
9844 (nonzero_bits) [XOR]: Likewise.
9845 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
9846 reg_last_set_mode and mode are both MODE_INT, but not equal.
9847 (record_value_for_reg): Compute reg_last_set_nonzero_bits
9848 in nonzero_bits_mode for MODE_INT modes.
9850 2002-03-28 Richard Henderson <rth@redhat.com>
9853 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
9854 to GAS. Correct drift between alternatives.
9856 2002-03-28 Richard Henderson <rth@redhat.com>
9859 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
9861 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
9863 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
9864 emulation to the linker.
9866 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
9868 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
9869 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
9871 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
9873 * combine.c (simplify_and_const_int): Make sure to apply mask
9874 when force_to_mode returns a constant integer. PR3311.
9876 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
9878 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
9880 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9882 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
9883 and Objective-C Dialect Options.
9885 2002-03-28 Richard Henderson <rth@redhat.com>
9887 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
9888 comparison should be done vs !=0 not >0 return code. Tidy cases.
9890 2002-03-28 Richard Henderson <rth@redhat.com>
9892 * c-decl.c (finish_function): New arg can_defer_p. Pass it
9893 on to c_expand_body.
9894 * c-tree.h (finish_function): Update decl.
9895 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
9897 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
9899 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
9901 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
9903 * rtlanal.c: Include flags.h
9904 (may_trap_p): Do not mark FP operations if trapping
9905 if !flag_trapping_math
9906 * Makefile.in (rtlanal.o): Add dependency on flag.h
9907 * ifcvt.c (noce_operand_ok): Avoid the lameness.
9909 2002-03-27 Zack Weinberg <zack@codesourcery.com>
9911 * mips.md: Use dconst1, not 1.0, as first argument of
9912 REAL_VALUE_LDEXP. Don't use union real_extract.
9914 2002-03-28 Alan Modra <amodra@bigpond.net.au>
9916 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
9917 rather than $target. Heed program_prefix and
9918 program_transform_name. Search for gas in cross-compiler case too.
9919 "test -x" rather than "test -f".
9920 (gcc_cv_ld): Likewise.
9921 (gcc_cv_nm): Heed program_prefix and program_transform_name.
9922 (gcc_cv_objdump): Likewise.
9923 * configure: Regenerate.
9925 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
9927 * Makefile.in (attribs.o): Update.
9928 * attribs.c: Include langhooks.h.
9929 (decl_attributes): Use langhook.
9930 * c-decl.c (insert_default_attributes): Rename.
9931 * c-tree.h (c_insert_default_attributes): New.
9932 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
9933 (LANG_HOOKS_INITIALIZER): Update.
9934 * langhooks.h (struct lang_hooks): New hook.
9935 * tree.h (insert_default_attributes): Remove.
9937 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
9939 2002-03-27 Andreas Schwab <schwab@suse.de>
9941 * config/i386/i386.c (classify_argument): Also check for
9944 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9946 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
9949 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
9951 * i960.md (ret): Set PC.
9952 (nonlocal_goto): Fix expander.
9953 * builtins.c (epxand_builin_longjmp): Check that we've emitted
9956 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
9958 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
9961 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9963 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
9964 assigning to BLOCK_FOR_INSN directly.
9966 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
9968 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
9970 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
9972 * c-common.c (c_expand_expr): Fix prototype.
9973 * c-common.h (c_expand_expr): Always declare, update.
9974 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
9975 * c-objc-common.c (c_objc_common_init): No global hook.
9976 * expr.c (expand_expr): Use langhook.
9977 * expr.h (enum expand_modifier): Conditionally declare.
9978 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
9979 (LANG_HOOKS_INITIALIZER): Update.
9980 * langhooks.c (lhd_expand_expr): New.
9981 * langhooks.h (struct lang_hooks): New hook.
9982 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
9983 (lang_independent_init): Don't default hook.
9985 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
9987 2002-03-27 Richard Henderson <rth@redhat.com>
9990 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
9991 TARGET_CONST_GP. Simplify conditions.
9993 2002-03-27 Richard Henderson <rth@redhat.com>
9995 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
9996 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
9997 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
9999 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
10001 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
10002 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
10003 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
10004 Remove unnecessary masks.
10005 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
10006 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
10007 -mwindows, -mdll switches and their negations.
10009 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
10011 * gcc-common.c (lang_mark_false_label_stack): Remove.
10012 * ggc.h (lang_mark_false_label_stack): Similarly.
10014 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
10016 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
10018 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
10019 or __rtems_ is defined.
10021 2002-03-26 Richard Henderson <rth@redhat.com>
10023 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
10024 if a non-trivial load was emitted.
10025 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
10026 in high+extra+low case.
10028 2002-03-26 Richard Henderson <rth@redhat.com>
10030 * config.gcc (sparc*-solaris): Use float_format=sparc.
10032 2002-03-26 Richard Henderson <rth@redhat.com>
10034 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
10035 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
10036 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
10037 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
10038 (WINT_TYPE_SIZE): Fix at 32.
10040 2002-03-26 Richard Henderson <rth@redhat.com>
10042 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
10043 until after eh landing pad generation.
10044 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
10045 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
10047 2002-03-26 Richard Henderson <rth@redhat.com>
10049 * expr.h (ADD_PARM_SIZE): One more convert for INC.
10051 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
10053 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
10054 and warning switches.
10055 (cc1_options): Likewise.
10057 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
10059 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
10060 Restore more of the signal context. Set no_reg_stack_frame.
10061 * config/ia64/unwind-ia64.c (unw_state_record):
10062 Add no_reg_stack_frame, comments.
10063 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
10064 (uw_update_context): Adjust bsp when unwinding from leaf,
10065 but not signal frame.
10067 2002-03-26 David Edelsohn <edelsohn@gnu.org>
10069 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
10071 2002-03-26 Bob Wilson <bob.wilson@acm.org>
10073 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
10075 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
10078 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
10079 "Add a pool_range attribute", which was lost during the ARM/Thumb
10082 2002-03-26 Bob Wilson <bob.wilson@acm.org>
10084 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
10085 a register into the MAC16 accumulator.
10087 2002-03-26 Andrew Cagney <ac131313@redhat.com>
10089 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
10090 (Warning Options): Document -Wswitch-enum.
10091 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
10093 (warn_switch_enum): Define variables.
10094 * flags.h (warn_switch_enum): Declare variables.
10095 * stmt.c (expand_end_case_type): When warn_switch_enum /
10096 -Wswitch-enum, perform switch checks.
10099 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
10101 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
10102 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
10103 (reload_muladdsi_compare0_scratch): Delete.
10105 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
10107 * doc/install.texi (*-*-freebsd*): Update.
10109 2002-03-26 Richard Henderson <rth@redhat.com>
10111 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
10112 (SUB_PARM_SIZE): Cast DEC to ssizetype.
10114 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
10115 types from the normal argument frame.
10117 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
10118 variable sized objects by reference.
10119 (sparc_va_arg): Receive them by reference too.
10121 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
10123 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
10124 code to not restoring global registers.
10126 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
10128 * Makefile.in (ggc-common.o): Update.
10129 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
10130 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
10131 * c-tree.h (c_mark_tree): New.
10132 * ggc-common.c: Include langhooks.h.
10133 (gcc_mark_trees): Use new langhook.
10134 * ggc-callbacks.c: Delete file.
10135 * ggc.h (lang_mark_tree): Remove.
10136 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
10137 (LANG_HOOKS_INITIALIZER): Update.
10138 * langhooks.h (struct lang_hooks): New hook.
10140 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
10142 2002-03-25 Zack Weinberg <zack@codesourcery.com>
10144 * doc/cpp.texi: Exclude entire Top node from printed manual.
10145 Move option index after directive index. Insert page breaks
10146 before GFDL and concept index. Index environment variables
10147 with command line options.
10148 * doc/cppenv.texi: Use @vtable for environment variable list.
10149 Add paragraph explaining semantics of empty elements in path
10150 variables. Exclude a cross-reference to Fishkill from the
10151 manpage. Remove an unnecessary cross-reference of the entry
10152 right above the referer. Don't use @anchor in text that goes
10154 * doc/cppopts.texi: Cross-reference the environment variables
10155 section, not the specific environment variable, for consistency.
10157 2002-03-25 Richard Henderson <rth@redhat.com>
10159 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
10160 anywhere in the block. Don't refer to insns that have been
10161 removed from the chain. Iterate backward through the new insns.
10162 Don't refer to edges that have been removed.
10164 2002-03-26 Alan Modra <amodra@bigpond.net.au>
10166 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
10167 test for overflow of constant.
10169 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
10172 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
10173 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
10174 these patterns on arm_archv4.
10176 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
10178 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
10181 2002-03-25 Zack Weinberg <zack@codesourcery.com>
10183 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
10184 float_handled, float_handler, float_signal, set_float_handler,
10185 and do_float_handler. Set handler for SIGFPE to crash_signal.
10186 * toplev.h: Don't prototype do_float_handler.
10188 * c-lex.c: Fold parse_float into lex_number. Make warning
10189 about portability of hex float constants more informative, and
10190 don't issue it on top of a syntax error.
10191 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
10193 * real.h: Define REAL_VALUE_ABS here...
10194 * simplify-rtx.c: ... not here. Fold check_fold_consts,
10195 simplify_unary_real, simplify_binary_real, and
10196 simplify_binary_is2orm1 into their callers.
10197 * tree.c: Fold build_real_from_int_cst_1 into caller.
10199 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
10201 * tsystem.h: Include float.h here...
10202 * libgcc2.c: ... not here.
10204 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
10206 Fixes for: PR bootstrap/3591, target/5676
10207 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
10208 defined. Do not disable exceptions or rtti.
10209 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
10210 mcore.h. Disable exceptions and rtti, since they are not
10213 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
10215 * c-decl.c (maybe_build_cleanup): Remove.
10216 * expr.c (expand_expr): Use langhook.
10217 * langhooks-def.h (lhd_return_null_tree,
10218 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
10219 (LANGHOOKS_INITIALIZER): Update.
10220 * langhooks.c (lhd_return_null_tree): New.
10221 * langhooks.h (struct lang_hooks): New hook.
10222 * tree-inline.c (initialize_inlined_parameters): Use langhook.
10223 * tree.h (maybe_build_cleanup): Remove.
10225 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10227 * regrename.c (build_def_use): Move recog_memoized
10228 before extract_insn.
10230 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10233 * expr.c (emit_group_store): Handle storing into CONCAT.
10235 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10237 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
10238 corresponding MATCH_DUP.
10240 2002-03-24 Richard Henderson <rth@redhat.com>
10242 * unroll.c (unroll_loop): Zero label_map.
10244 * gcse.c: Include except.h.
10245 * Makefile.in (gcse.o): Update.
10247 2002-03-24 Richard Henderson <rth@redhat.com>
10249 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
10250 Do resolve_unique_section before shared data clause.
10252 2002-03-24 Richard Henderson <rth@redhat.com>
10254 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
10256 2002-03-24 Richard Henderson <rth@redhat.com>
10258 * recog.c (peephole2_optimize): Split blocks when EH insns are
10259 generated in the middle of a block. Do global life update if
10262 2002-03-24 Richard Henderson <rth@redhat.com>
10264 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
10266 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10269 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
10270 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
10271 (init_dependency_output): Don't make no_output decision here.
10273 2002-03-24 Andrew Cagney <ac131313@redhat.com>
10275 * stmt.c (check_for_full_enumeration_handling): Remove tests of
10276 warn_switch. Update description.
10277 (expand_end_case_type): Call check_for_full_enumeration_handling
10280 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10282 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
10283 (m68hc11_split_move): Call it to see if the source and destination
10284 operands use the same direction auto inc/dec mode, otherwise make the
10285 source an offsetable memory operand and generate an add.
10287 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10289 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
10290 register for operand 2.
10291 ("*subsi3_zero_extendqi"): Likewise.
10292 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
10293 bits so that it is compatible with a pop.
10294 ("*andhi3_gen"): Likewise.
10295 ("xorhi3"): Likewise.
10297 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10299 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
10301 (cpp_post_options): ... not here.
10303 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10304 Aldy Hernandez <aldyh@redhat.com>
10306 Removal of separate preprocessor cpp0.
10308 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
10309 cpp0, install-common): Update.
10310 * c-common.c (flag_preprocess_only): New.
10311 (c_common_init): Preprocess for -E.
10312 * c-common.h (flag_preprocess_only): New.
10313 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
10314 * c-objc-common.c (c_init_decl_processing): Exit quickly
10315 for NULL return from c_common_init.
10316 * cpplib.h (cpp_preprocess_file): New.
10317 * cppmain.c (main, general_init, pfile, progname): Remove.
10318 (do_preprocessing): Rename cpp_preprocess_file, don't call
10319 cpp_finish. Don't close stdout here.
10320 (setup_callbacks): Update prototype.
10321 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
10323 * tradcpp.c (main): Ignore -quiet.
10325 * lang-specs.h (default_compilers): Preprocess with cc1obj.
10327 2002-03-24 Richard Henderson <rth@redhat.com>
10329 PR optimization/5742
10330 * machmode.def: Add inner mode field to complex modes.
10331 * config/mips/mips.c (mips_function_value): Always define. Add
10332 new argument to handle libcalls.
10333 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
10334 (FUNCTION_VALUE): Likewise.
10335 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
10336 * config/mips/mips-protos.h: Update.
10338 2002-03-23 Richard Henderson <rth@redhat.com>
10340 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
10341 * config/sparc/sparc-protos.h: Update.
10342 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
10344 2002-03-23 Richard Henderson <rth@redhat.com>
10346 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
10347 _start or _init begins the text segment.
10349 2002-03-23 David Edelsohn <edelsohn@gnu.org>
10351 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
10352 not HOST_WIDEST_INT.
10353 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
10355 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
10358 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
10359 operand argument to output_return_instruction.
10360 * arm.c (arm_print_operand, case 'd'): If the operand is
10361 const_true_rtx then just return.
10362 (arm_print_operand, case 'D'): If the operand is const_true_rtx
10365 2002-03-23 Andrew Cagney <ac131313@redhat.com>
10367 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
10368 (Warning Options): Document -Wswitch-default.
10369 * toplev.c (W_options): Add -Wswitch-default. Update comment on
10371 (warn_switch_default): Define variable.
10372 (warn_switch): Update comment.
10373 * flags.h (warn_switch_default): Declare variable.
10374 (warn_switch): Update comment.
10375 * stmt.c (expand_end_case): Check for and, when
10376 warn_switch_no_default, warn of a missing default case.
10378 2002-03-23 Alan Modra <amodra@bigpond.net.au>
10380 * real.h (N): Special case 128 bit doubles.
10382 * combine.c (simplify_comparison): When widening modes, ignore
10383 sign extension on CONST_INTs.
10385 2002-03-22 Bob Wilson <bob.wilson@acm.org>
10387 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
10388 passed to adjust_address. Fix comment formatting.
10391 2002-03-22 Zack Weinberg <zack@codesourcery.com>
10393 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
10394 Always make REAL_VALUE_TYPE a struct containing an array of
10395 HOST_WIDE_INT, not a double. Tidy up the code deciding how
10396 big it is. Don't declare or use union real_extract.
10398 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
10399 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
10400 (print_operand), config/arm/arm.c (output_move_double),
10401 config/arm/arm.md (consttable_4, consttable_8),
10402 config/romp/romp.c (output_fpops), config/s390/s390.h
10403 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
10404 (xtensa_output_literal): Don't use union real_extract.
10406 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
10407 (sfmode_constant_to_ulong), config/ns32k/merlin.h
10408 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
10409 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
10410 (PRINT_OPERAND): Don't use local version of union
10413 * config/convex/convex.c (check_float_value), config/vax/vax.c
10414 (vax_float_literal), config/m88k/m88k.md (divdf3),
10415 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
10416 config/pdp11/pdp11.c (output_move_quad): Don't do host
10417 arithmetic on target floating point quantities.
10419 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
10420 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
10422 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
10423 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
10425 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
10426 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
10428 * print-rtl.c (print_rtx): Disable code which needs
10429 floating-point emulator.
10430 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
10431 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
10432 depending on HOST_FLOAT_FORMAT to be defined properly.
10434 * config/1750a/1750a.c (get_double, float_label): Delete.
10435 (print_operand): Delete huge commented-out chunk. Use
10436 REAL_VALUE_TO_DECIMAL.
10437 * config/1750a/1750a-protos.h: Delete prototypes of deleted
10439 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
10441 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
10442 Use REAL_VALUE_TO_DECIMAL as ELF version does.
10443 * config/m88k/m88k.c (real_power_of_2_operand,
10444 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
10445 real_extract out of the union; run the input through
10446 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
10447 from that into the union.
10448 * config/pdp11/pdp11.c (output_move_double): Rearrange
10449 parentheses to make automatic indenter happy.
10451 * doc/tm.texi (Cross-compilation): Rename node to "Floating
10452 Point" and rewrite to describe current situation. Also adjust
10453 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
10455 * doc/rtl.texi: Adjust cross reference.
10457 2002-03-22 Bob Wilson <bob.wilson@acm.org>
10459 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
10460 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
10461 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
10462 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
10463 prevent use of sp as a reload register.
10464 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
10465 non_acc_reg_operand.
10466 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
10467 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
10468 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10469 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
10471 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
10473 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
10474 * cpplex.c (unterminated): Delete.
10475 (parse_string): No string literal may extend over multiple
10476 lines. Suppress the error when preprocessing assembly.
10477 * cppmain.c (scan_translation_unit): Strings are single-line.
10479 * doc/cpp.texi: Update to match.
10481 2002-03-22 Jakub Jelinek <jakub@redhat.com>
10483 PR optimization/5854
10484 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
10486 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
10487 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
10488 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
10489 const0 if scratch register was not allocated.
10490 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
10491 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
10492 with GEN_INT (...).
10493 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
10494 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
10495 with GEN_INT (...) everywhere. Remove constraints in define_split
10497 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
10498 require scratch register for setting 0 into regs/non-pushable memory.
10500 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
10502 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
10503 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
10505 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
10507 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
10508 * cppinit.c (cpp_create_reader): On by default.
10509 (cpp_handle_option): Handle -W[no-]endif-labels.
10510 (cpp_post_options): Also enable if -pedantic.
10511 * cpplib.c (do_else): Use it.
10512 (do_endif): Likewise.
10513 * doc/cppopts.texi: Document new option.
10514 * doc/invoke.texi: Document new option.
10516 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
10518 * config/i386/i386.c, config/i386/i386.md: Change all occurences
10519 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
10521 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
10523 * flow.c (calculate_global_regs_live): Clear aux fields of
10526 2002-03-22 Jakub Jelinek <jakub@redhat.com>
10528 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
10529 REG or MEM subregs, pass rtx * instead of rtx to it.
10530 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
10531 rtx * instead of rtx to alter_subreg.
10532 * config/m32r/m32r.c (gen_split_move_double): Likewise.
10533 * config/pj/pj.c (pj_output_rval): Likewise.
10535 2002-03-22 Richard Henderson <rth@redhat.com>
10538 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
10539 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
10540 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
10541 (ia64_expand_prologue): Look at int_regs, not words, for number
10542 of incomming int regs.
10544 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
10546 * expr.c (expand_expr): A RESULT_DECL is part of a call.
10548 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
10550 * toplev.c (flag_loop_optimize, flag_crossjumping):
10551 New static variables.
10552 (rest_of_compilation): Conditionalize crossjumping and
10554 (parse_options_and_default_flags): Default loop_optimize and
10556 (lang_independent_options): Add -fcrossjumping and -floop-optimize
10557 * invoke.texi (crossjumping, loop-optimize): Document.
10559 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10561 * real.c (eiisneg): Move outside #ifdef NANS.
10563 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
10565 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
10566 frequencies match; avoid match on different loop depths.
10567 (try_crossjump_to_bb): Kill tests that no longer brings time
10569 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
10571 (split_edge): Likewise.
10573 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
10576 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
10577 * cfgrtl.c: Include insn-config.h
10578 (split_block) Dirtify block in presence of conditional execution
10580 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10582 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
10583 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
10584 (function_arg): Constify CUMULATIVE_ARGS.
10585 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
10586 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
10587 (UNITS_PER_DOUBLE): New macro.
10588 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
10589 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
10590 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
10591 fp_regs and stack_words.
10592 (EABI_FLOAT_VARARGS_P): New macro.
10593 * config/mips/mips.c (struct mips_arg_info): New.
10594 (mips_arg_info): New function.
10595 (function_arg_advance): Use it. Add adjustment instructions here
10596 rather than in function_arg.
10597 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
10598 for VOIDmode at the beginning of the function.
10599 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
10600 (function_arg_pass_by_reference): Likewise.
10601 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
10602 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
10603 (mips_va_start): Likewise. Use the new stack_words field of
10604 CUMULATIVE_ARGS to set up overflow area. Reformat.
10605 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
10606 doubles and other types, aligning the overflow pointer for non-doubles
10607 too. Remove some code duplication. Replace hard-coded constants.
10609 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10611 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
10612 (CLASS_UNITS): Undefine.
10613 (CLASS_MAX_NREGS): Use FP_INC.
10614 * config/mips/mips.c (compute_frame_size): Likewise.
10615 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
10617 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
10619 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
10620 prototype, and handle lexing numbers and identifiers.
10621 (parse_identifier): Update to new form of parse_slow.
10622 (parse_number): Fast path only, use parse_slow otherwise.
10623 (_cpp_lex_direct): Update calls to parse_number.
10625 2002-03-21 DJ Delorie <dj@redhat.com>
10627 * bb-reorder.c (make_reorder_chain_1): Protect against
10628 when redundant edges are omitted.
10629 * predict.c (dump_prediction): Likewise.
10631 2002-03-21 Richard Henderson <rth@redhat.com>
10634 * fixinc/inclhack.def (solaris_stdio_tag): New.
10635 * fixinc/fixincl.x: Regenerate.
10637 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
10640 * c-typeck.c (process_init_element): Flag non-static
10641 initialization of a flexible array member as illegal.
10643 2002-03-22 Alan Modra <amodra@bigpond.net.au>
10645 * config/rs6000/t-linux64: New.
10646 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
10647 t-ppccomm. Use t-rs6000 and t-linux64.
10648 (powerpc64-*-gnu* <tmake_file>): Likewise.
10649 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
10650 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
10651 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
10653 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
10655 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
10656 flag_really_no_inline instead of optimize == 0.
10658 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
10660 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
10662 * flags.h (flag_really_no_inline): New.
10664 * c-common.c (c_common_post_options): Initialize
10665 flag_really_no_inline.
10667 * toplev.c (flag_really_no_inline): New.
10669 2002-03-21 Jakub Jelinek <jakub@redhat.com>
10671 * config/avr/avr.md (length): Fix length computation for
10672 conditional branches.
10674 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
10676 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
10677 sdbout.o, profile.o): Update.
10678 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
10680 * c-common.h (gettags): Move here from tree.h.
10681 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
10682 insert_block, getdecls, kept_level_p, global_bindings_p): New.
10683 * dbxout.c (dbxout_init): Use getdecls langhook.
10684 * expr.c (expand_expr): Use insert_block langhook.
10685 * fold-const.c: Include langhooks.h.
10686 (fold_range_test, fold_binary_op_with_conditional_arg,
10687 fold): Use global_bindings_p langhook.
10688 * integrate.c (expand_inline_function): Use insert_block langhook.
10689 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
10690 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
10691 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
10692 LANG_HOOKS_GETDECLS): New.
10693 (LANG_HOOKS_INITIALIZER): Update.
10694 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
10696 * langhooks.h (struct lang_hooks_for_decls): New.
10697 (struct lang_hooks): Update.
10698 * profile.c: Include langhooks.h.
10699 (output_func_start_profiler): Use new langhooks.
10700 * sdbout.c: Include langhooks.h.
10701 (sdbout_init, sdbout_finish): Use getdecls langhook.
10702 * stmt.c: Include langhooks.h.
10703 (expand_fixup, fixup_gotos): Use new langhooks.
10704 * stor-layout.c: Include langhooks.h.
10705 (variable_size): Use global_bindings_p langhook.
10706 * toplev.c (compile_file): Use getdecls langhook.
10707 * tree-inline.c (remap_block): Use insert_block langhook.
10708 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
10709 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
10711 2002-03-21 Richard Henderson <rth@redhat.com>
10713 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
10714 constants in .data when -fpic.
10716 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10718 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
10721 2002-03-21 Tom Tromey <tromey@redhat.com>
10723 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
10725 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10727 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
10729 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
10731 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
10732 Richard Henderson <rth@redhat.com>
10735 * c-common.c (c_expand_expr): Preserve result of a statement
10736 expression if needed.
10738 2002-03-21 Jakub Jelinek <jakub@redhat.com>
10741 * genrecog.c (maybe_both_true_mode): Remove.
10742 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
10743 * machmode.def (Pmode): Likewise.
10745 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
10747 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
10748 (nonlocal_mentioned_p_1): New function.
10749 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
10750 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
10751 (mark_constant_function): Recognize pure functions.
10752 * rtl.h (global_reg_mentioned_p): New prototype.
10753 * rtlanal.c (global_reg_mentioned_p,
10754 global_reg_mentioned_p_1): New function.
10756 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10758 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
10760 * fixinc/fixincl.x: Regenerate.
10762 2002-03-20 Jason Merrill <jason@redhat.com>
10764 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
10766 2002-03-20 Michael Meissner <meissner@redhat.com>
10768 * doc/invoke.texi (Optimize Options): Document that -O2 sets
10771 2002-03-20 Bob Wilson <bob.wilson@acm.org>
10773 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
10774 ".literal_position" directive before the constant pool.
10776 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10778 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
10779 Add Craig Rodrigues.
10780 Add Brad Lucier to testers.
10782 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10785 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
10787 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
10788 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
10789 instead of insn_extract.
10791 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10794 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
10796 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
10797 stmt if some case has been output.
10799 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10802 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
10803 movsfcc_1, movdfcc_1): Add %O2.
10804 * config/i386/i386.c (print_operand): Handle %ON.
10805 Print . before float condition codes in Sun as cmov syntax.
10806 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
10807 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
10810 2002-03-20 Philip Blundell <pb@nexus.co.uk>
10812 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
10813 return instruction if PC was popped.
10815 2002-03-20 Bob Wilson <bob.wilson@acm.org>
10817 * config/xtensa/xtensa.md: Remove unused type attributes.
10818 (adddi_carry, subddi_carry): Change type attribute to "multi".
10820 2002-03-19 Dale Johannesen <dalej@apple.com>
10822 PR optimization/5999, middle-end/5731
10823 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
10824 multiplications by reciprocals.
10826 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
10828 * Makefile.in: Update.
10829 * c-common.c: Include langhooks.h.
10830 (inline_forbidden_p): Use new hook.
10831 * diagnostic.c: Include langhooks.h.
10832 (format_with_decl, announce_function,
10833 default_print_error_function): Use new hook.
10834 * dwarf2out.c (dwarf2_name): Use new hook.
10835 * function.c: Include langhooks.h.
10836 (init_function_start): Use new hook.
10837 * langhooks-def.h (lhd_decl_printable_name): New.
10838 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
10839 (LANGHOOKS_INITIALIZER): Update.
10840 * langhooks.c (lhd_decl_printable_name): New.
10841 * langhooks.h (struct lang_hooks): New hook.
10842 * toplev.c (decl_name, decl_printable_name): Remove.
10843 (open_dump_file): Use new hook.
10844 (process_options): Remove old hook.
10845 * tree.h (decl_printable_name): Remove.
10847 * objc-act.c (objc_init): Remove old hook.
10848 (objc_printable_name): Export.
10849 * objc-act.h (objc_printable_name): New.
10850 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
10852 2002-03-19 Jim Blandy <jimb@redhat.com>
10854 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
10855 the start_source_file debug hook, not the current line number.
10857 2002-03-19 Richard Henderson <rth@redhat.com>
10859 * flow.c (EH_USES): Provide default.
10860 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
10861 * doc/tm.texi (EH_USES): New.
10863 * config/ia64/ia64.c (ia64_eh_uses): New.
10864 * config/ia64/ia64-protos.h: Update.
10865 * config/ia64/ia64.h (EH_USES): New.
10867 2002-03-19 Richard Henderson <rth@redhat.com>
10869 * varasm.c (output_constant_def): Fix stupid typo.
10871 2002-03-19 Richard Henderson <rth@redhat.com>
10874 * except.c (current_function_has_exception_handlers): New.
10875 * except.h: Declare it.
10876 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
10877 Combine tests that disable all sibcalls for the function.
10879 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
10881 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
10884 2002-03-19 Richard Henderson <rth@redhat.com>
10887 * config/ia64/ia64.c: Revert 2002-03-01 patch.
10888 * config/ia64/ia64.h (INIT_EXPANDERS): New.
10890 2002-03-19 Jim Blandy <jimb@redhat.com>
10892 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
10893 name, even if the replacement list contains no tokens, as required
10896 2002-03-19 Jason Merrill <jason@redhat.com>
10898 * varasm.c (globalize_decl): Get the name from the RTL, not
10899 DECL_ASSEMBLER_NAME.
10901 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
10903 2002-03-19 Bob Wilson <bob.wilson@acm.org>
10905 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
10906 subdi_carry): Define.
10908 2002-03-19 David Edelsohn <edelsohn@gnu.org>
10910 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
10911 about -fpic/-fPIC if extra_warnings set.
10913 2002-03-19 David Edelsohn <edelsohn@gnu.org>
10915 * expr.c (expand_expr): Sign-extend CONST_INT generated from
10916 TREE_STRING_POINTER.
10917 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
10919 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10921 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
10922 in favor of SP if FRAME_POINTER_REQUIRED is false.
10924 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
10926 * emit-rtl.c (gen_int_mode): New function.
10927 * rtl.h: Prototype for it.
10928 * combine.c (make_extraction, simplify_comparison), expmed.c
10929 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
10930 (convert_modes, store_field), optabs.c (expand_fix),
10931 simplify-rtx.c (neg_const_int, simplify_unary_real),
10933 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
10934 Use it instead of GEN_INT (trunc_int_for_mode (...)).
10936 2002-03-19 Jakub Jelinek <jakub@redhat.com>
10939 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
10940 convert_parm_for_inlining.
10941 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10943 * langhooks-def.h: Likewise.
10944 * objc/objc-lang.c: Likewise.
10945 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
10947 * tree-inline.c (initialize_inlined_parameters):
10948 Call convert_parm_for_inlining lang hook if needed.
10949 * c-typeck.c (c_convert_parm_for_inlining): New function.
10950 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
10952 2002-03-18 Mark Mitchell <mark@codesourcery.com>
10954 * calls.c (precompute_arguments): Do not assume that temporaries
10955 can be destroyed after expanding the argument.
10956 (expand_call): Likewise.
10958 2002-03-15 Eric Christopher <echristo@redhat.com>
10960 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
10961 Fix register preference on last change.
10962 * config/mips/mips.c (mips_return_in_memory): New function.
10963 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
10964 * config/mips/mips-protos.h: Declare.
10965 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
10966 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
10968 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
10970 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
10972 (anddi3, iorsi3): Likewise.
10974 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
10975 use %gprel for symbols that are going to be placed in linkonce
10978 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
10979 RETURN_ADDRESS_POINTER_REGNUM to $ra.
10980 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
10981 not needed. Disregard leaf_function_p().
10982 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
10983 mips16 frame pointer.
10984 * config/mips/mips.md (store ra): Only to small SP offsets.
10985 2001-08-22 Graham Stott <grahams@redhat.com>
10986 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
10987 return a REG rtx for the return address register.
10989 2002-03-18 Bob Wilson <bob.wilson@acm.org>
10991 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
10992 constant-pool addresses as "mode-dependent".
10993 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
10995 2002-03-18 Jakub Jelinek <jakub@redhat.com>
10998 * expr.c (emit_group_load): Use extract_bit_field if
10999 needed for CONCAT arguments.
11001 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
11004 * arm.md (tablejump): Make this a define_expand. For PIC add the
11005 offset to the base of the table.
11006 (thumb_tablejump): Matcher for Thumb tablejump insn.
11007 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
11008 as the difference of two labels.
11009 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11010 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
11011 tables in the code.
11012 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11013 * arm.c (get_jump_table_size): If the table is not in the text
11014 section, return zero.
11016 2002-03-18 Bernd Schmidt <bernds@redhat.com>
11018 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
11020 (arm_reload_out_hi): Use gen_lowpart instead of
11021 gen_rtx_SUBREG to access QImode components.
11022 * config/arm/arm.md: Disable zero_extend split for QImode
11023 subregs in BIG_ENDIAN mode.
11024 (storehi_bigend): Match use of least significant byte.
11025 (storeinthi): Remove extraneous SUBREG.
11026 Add missing construction of operands[2].
11027 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
11028 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
11029 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
11031 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
11033 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
11036 2002-03-17 Richard Henderson <rth@redhat.com>
11038 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
11041 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
11043 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
11044 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
11046 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11048 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
11050 * predict.c (estimate_bb_frequencies): Delete unused variables.
11052 2002-03-17 Richard Henderson <rth@redhat.com>
11054 * config/ia64/ia64.c (ia64_attribute_table): Move before
11055 targetm definition. Make static.
11057 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
11059 * c-common.h (yyparse, c_common_parse_file): New.
11060 * c-lang.c: Include c-common.h.
11061 (LANG_HOOKS_PARSE_FILE): Redefine.
11062 * c-lex.c: Include c-common.h.
11063 (yyparse): Rename c_common_parse_file. Call yyparse.
11064 * c-parse.in (yyparse): Remove macro.
11065 * c-tree.h (yyparse_1): Remove.
11066 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
11067 (LANG_HOOKS_INITIALIZER): Update.
11068 * langhooks.h (struct lang_hoooks): New hook parse_file.
11069 * toplev.c (compile_file): Use parse_file hook.
11070 * tree.h (yyparse): Remove.
11071 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
11073 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
11075 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
11076 float_truncate, not fix.
11077 ("*truncdfsf2_real"): Ditto.
11078 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
11080 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
11082 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
11084 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
11085 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
11086 where appropriate. Make the second reference to
11087 leaf_function_p a function call, as intended. Reindented.
11089 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
11090 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
11092 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
11093 add register to non-constant into sp.
11095 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
11096 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
11097 (mips16_gp_pseudo_rtx): Lose.
11098 (INIT_EXPANDERS): Deleted.
11099 * config/mips/mips.c (mips_init_machine_status): New.
11100 (mips_free_machine_status): New.
11101 (mips_mark_machine_status): New.
11102 (override_options): Set them.
11103 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
11104 (struct machine_function): ... new. Replaced all references.
11105 (mips_add_gc_roots): Don't mark them.
11106 (embedded_pic_fnaddr_reg): New, extracted from...
11107 (embedded_pic_offset): ... here.
11108 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
11111 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
11113 * cppinit.c: Revert -MD removal.
11115 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11117 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
11118 soft registers by default for 68HC12.
11119 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
11120 when compiling with -fomit-frame-pointer.
11121 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
11122 (expand_epilogue): Likewise.
11123 (m68hc11_gen_rotate): Use exg when rotating by 8.
11125 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11127 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
11128 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
11129 (splits): Remove unused add splits.
11130 ("*addhi3_68hc12"): Tune constraints.
11131 ("addhi_sp"): Try to use X instead of Y in all cases and if the
11132 constant fits in 8-bits and D is dead use abx/aby instructions.
11133 ("*addhi3"): Remove extern declaration of ix_reg.
11134 ("*subsi3"): Optimize and provide new split.
11135 ("subhi3"): Cleanup.
11136 ("*subhi3_sp"): Avoid saving X if we know it is dead.
11137 (arith splits): For 68hc12 save the address register on the stack
11138 and do the arithmetic operation with a pop.
11140 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11142 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
11143 allocating QImode in address registers.
11144 ("*movqi_m68hc11"): Likewise.
11146 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
11148 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
11150 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
11152 * cppinit.c (print_help): Display -MD and -MMD.
11153 Don't display usage string. Update assertion syntax and
11155 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
11156 (cpp_handle_option): Update.
11158 2002-03-15 Chris Demetriou <cgd@broadcom.com>
11160 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
11161 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
11162 and define it so that regardless of target CPU size,
11163 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
11164 of "int" rather than "long."
11166 2002-03-15 Richard Henderson <rth@redhat.com>
11168 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
11171 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11173 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
11174 ("tstqi" split): Avoid using memory for tstqi on address register.
11175 (splits): Remove constraints.
11176 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
11177 ("cmpdf", "cmpsf"): Remove since not used.
11178 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
11179 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
11181 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11183 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
11184 ("neghi2"): Tighten constraints.
11185 ("one_cmplsi2"): Optimize and simplify split.
11186 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
11188 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11190 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
11191 and split of AND operation to clear the upper bits.
11192 ("*logicalsi3_zextqi"): Likewise.
11193 ("*logicallhi3_zexthi_ashift8"): Likewise.
11194 ("*logicalsi3_silshr16"): Likewise.
11195 ("logicalsi3_silshl16"): Likewise.
11196 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
11198 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11200 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
11201 (m68hc11_indirect_p): New function.
11202 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
11203 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
11205 (asm_print_register): Likewise.
11206 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
11207 (m68hc11_indirect_p): Declare.
11208 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
11209 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
11210 (TARGET_SWITCHES): New option -mrelax.
11211 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
11213 ("iorsi3", "xorsi3"): Likewise.
11214 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
11215 ("*andhi3_mem"): New to handle destination in memory with bclr
11216 and a scratch register.
11217 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
11218 ("*andhi3_const"): New when operand2 is constant.
11219 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
11220 ("*andhi3_gen"): Cleanup of the old "andhi3".
11221 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
11222 ("xorqi3"): Update constraints.
11224 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11226 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
11227 for reg_equiv_memory_loc when the operand is a register that does
11228 not get a hard register (stack location).
11229 (tst_operand): After reload, accept all memory operand.
11230 (symbolic_memory_operand): Fix detection of symbolic references.
11231 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
11232 accept symbols and any constant.
11234 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11236 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
11237 note on the insn that sets the soft frame register.
11238 (must_parenthesize): ix and iy are also reserved names.
11239 (print_operand_address): One more place where parenthesis are required
11240 to avoid confusion with register names.
11241 (m68hc11_gen_movhi): Allow push of stack pointer.
11242 (m68hc11_check_z_replacement): Fix handling of parallel with a
11244 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
11245 the replacement register is.
11246 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
11247 and D8_REGS classes.
11248 (MODES_TIEABLE_P): All modes are tieable except QImode.
11250 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11252 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
11253 (___subdi3): Likewise.
11254 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
11255 (__map_data_section): Optimize 68hc11 case.
11257 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11259 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
11260 than a shift to avoid adding a register with itself.
11261 (m68hc11_memory_move_cost): Take into account NO_REGS.
11262 (m68hc11_register_move_cost): Update and use memory move cost
11263 for soft registers.
11264 (m68hc11_address_cost): Make cost of valid offset not 0 so that
11265 it gives more opportunities to cse to optimize.
11266 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
11267 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
11269 2002-03-15 Mark Mitchell <mark@codesourcery.com>
11271 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
11272 * c-common.def (CLEANUP_STMT): New tree node.
11273 * c-common.h (CLEANUP_DECL): New macro.
11274 (CLEANUP_EXPR): Likewise.
11275 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
11276 * expr.c (expand_expr): Tidy.
11277 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
11278 * tree-inline.c (initialize_inlined_parameters): Clean up
11279 new local variables.
11281 2002-03-15 Jakub Jelinek <jakub@redhat.com>
11284 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
11285 before movrXX only, use reg_overlap_mentioned_p.
11286 Only special case NE if just one insn can be generated.
11288 2002-03-15 Jason Merrill <jason@redhat.com>
11290 * varasm.c (assemble_variable): Call resolve_unique_section before
11291 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
11292 of error_mark_node.
11294 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
11297 * arm.md (split pattern for thumb shiftable immediates): Add comment
11298 explaining non-obvious test.
11300 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
11303 * arm.md (movaddr, movaddr_insn): Delete.
11305 2002-03-15 Jason Merrill <jason@redhat.com>
11307 * toplev.c (wrapup_global_declarations): Clarify variable handling.
11308 -fkeep-static-consts doesn't apply to comdats.
11310 2002-03-14 Richard Henderson <rth@redhat.com>
11312 * c-decl.c: Include c-pragma.h.
11313 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
11314 (finish_function): Tidy.
11315 * c-pragma.c: Include c-common.h.
11316 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
11317 (handle_pragma_weak): Use them.
11318 (init_pragma): Register pending_weaks.
11319 * c-pragma.h (maybe_apply_pragma_weak): Declare.
11320 * print-tree.c (print_node): Print DECL_WEAK.
11321 * varasm.c (mark_weak_decls): Remove.
11322 (remove_from_pending_weak_list): Remove.
11323 (add_weak): Remove.
11324 (asm_emit_uninitialised): Call globalize_decl for weak commons.
11325 (weak_decls): Make a tree_list.
11326 (declare_weak): Cons weak_decls directly.
11327 (globalize_decl): Remove weak_decls elements directly.
11328 (weak_finish): Simplify weak_decls walk. Don't weaken unused
11329 symbols. Don't pretend to handle aliases.
11330 (init_varasm_once): Update weak_decls registry.
11331 * Makefile.in: Update dependencies.
11333 2002-03-14 Richard Henderson <rth@redhat.com>
11336 * config/ia64/ia64.c: Include tm_p.h last.
11337 (gen_nop_type): Remove duplicate definition.
11338 (cycle_end_fill_slots): Set sched_data for second L slot.
11339 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
11340 (nop_cycles_until): Fix typos.
11342 2002-03-15 Jakub Jelinek <jakub@redhat.com>
11344 PR optimization/5891
11345 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
11347 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
11349 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
11350 descriptors correctly.
11352 2002-03-14 Michael Meissner <meissner@redhat.com>
11354 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
11355 100, allowing MAX_UNROLLED_INSNS to be overridden.
11357 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
11360 * unroll.c (params.h): Include.
11361 (MAX_UNROLLED_INSNS): Delete, now in params.h.
11363 * doc/invoke.texi (--param max-unroll-insns): Document.
11365 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
11367 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
11369 * arm.md: Fix warnings about constraints in peepholes and splits.
11371 2002-03-14 Zack Weinberg <zack@codesourcery.com>
11373 * cpphash.h (struct lexer_state): Remove line_extension member.
11374 * cpplib.c (dequote_string, do_linemarker): New functions.
11375 (linemarker_dir): New data object.
11376 (DIRECTIVE_TABLE): No longer need to interpret #line in
11377 preprocessed source. Delete obsolete comment about return
11378 values of handlers.
11379 (end_directive, directive_diagnostics, _cpp_handle_directive):
11380 Don't muck with line_extension.
11381 (directive_diagnostics): No need to issue warnings for
11383 (_cpp_handle_directive): Issue warnings for linemarkers here,
11384 when appropriate. Dispatch linemarkers to do_linemarker, not
11386 (do_line): Code to handle linemarkers split out to do_linemarker.
11387 Convert escape sequences in filename argument, both places.
11389 * cppmacro.c (quote_string): Rename cpp_quote_string and
11390 export. All callers changed.
11391 * cpplib.h (cpp_quote_string): Prototype.
11392 * cppmain.c (print_line): Call cpp_quote_string on to_file
11393 before printing it.
11395 * doc/cpp.texi: Document that escapes are now interpreted in
11396 #line and in linemarkers, and that non-printing characters are
11397 converted to octal escapes when linemarkers are generated.
11399 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
11401 * emit-rtl.c (try_split): Use delete_insns.
11402 * recog.c (split_all_insns): Fix terminating condition.
11404 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
11405 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
11408 * arm.c (arm_output_epilogue): Fix floating-point register save
11409 adjustment when using a frame pointer.
11411 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
11413 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
11414 * config/mips/mips.c (compute_frame_size): Retrofit them here.
11415 (save_restore_insns, mips_expand_epilogue): And here.
11416 (build_mips16_call_stub): And here.
11417 (mips_function_value): Use the new macros to decide whether a single
11418 or complex float can be returned in floating-point registers. Return
11419 a parallel rtx in the complex case.
11421 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
11423 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
11424 call after liveness analysis.
11426 * recog.c (split_insn): Use delete_insn_and_edges.
11428 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
11429 instructions to have branch prediction notes.
11430 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
11432 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
11434 * configure.in: Don't pass -Wno-long-long to a ADA compiler
11435 that doesn't support it.
11436 * configure: Regenerate.
11438 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11441 * config/sparc/sparc.md (normal_branch, inverted_branch,
11442 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
11443 inverted_fp_branch): Adjust calls to output_cbranch.
11444 Set length attribute.
11445 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
11446 output_v9branch. Set length attribute.
11447 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
11449 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
11450 (output_cbranch): Likewise. Handle far branches.
11451 (output_v9branch): Handle far branches.
11452 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
11454 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
11455 noov_compare64_op predicates.
11457 2002-03-13 Jason Merrill <jason@redhat.com>
11459 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
11460 into the function and constify it.
11461 * gthr-dce.h, gthr-solaris.h: Likewise.
11463 2002-03-13 David Edelsohn <edelsohn@gnu.org>
11465 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
11466 * config/rs6000/rs6000.c (rs6000_va_arg): Use
11467 std_expand_builtin_va_arg if not ABI_V4.
11469 2002-03-13 Jason Merrill <jason@redhat.com>
11471 * varasm.c (globalize_decl): New fn.
11472 (assemble_start_function): Use it.
11473 (asm_emit_uninitialized): Use it.
11474 (assemble_alias): Use it.
11475 (assemble_variable): Use it.
11477 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
11479 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
11480 2002-03-12 internal visibility change.
11481 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
11482 visibility into SYMBOL_REF_FLAG.
11484 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
11486 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
11487 VOIDmode operand. Add compile-time optimization for constant results.
11489 2002-03-12 Jason Merrill <jason@redhat.com>
11491 * c-typeck.c (convert_for_assignment): Don't allow conversions
11492 between pointers and references. Only allow lvalues to convert to
11495 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
11497 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
11498 before prologue, to avoid scheduling problems.
11500 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11502 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11503 (ELIMINABLE_REGS): Add sfp->sp.
11504 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
11506 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11508 PR optimization/5892
11509 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
11511 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11513 * loop.c (basic_induction_var): Don't call convert_modes if mode
11514 classes are different.
11516 2002-03-12 Richard Henderson <rth@redhat.com>
11518 PR optimization/5901
11519 * function.c (reposition_prologue_and_epilogue_notes): Position
11520 the markers after/before the last/first insn not deleted.
11522 2002-03-12 Richard Henderson <rth@redhat.com>
11524 PR optimization/5878
11525 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
11526 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
11527 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
11529 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
11530 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
11531 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
11533 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
11534 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
11535 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
11536 also. Don't set it if not flag_pic.
11537 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
11538 to be INVALID_REGNUM when not used.
11540 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
11542 * expmed.c (store_bit_field): Reset alias set for memory.
11543 (extract_bit_field): Same.
11545 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11547 * c-common.c (c_tree_code_type, c_tree_code_length,
11548 c_tree_code_name, add_c_tree_codes): Delete.
11549 * c-common.h (add_c_tree_codes): Delete.
11550 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
11552 * c-objc-common.c (c_objc_common_init): Don't call
11553 add_c_tree_codes, instead set lang_unsafe_for_reeval.
11554 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
11555 objc_tree_code_name, add_objc_tree_codes): Delete.
11556 (objc_init): Don't call add_objc_tree_codes.
11557 * objc/objc-lang.c (tree_code_type, tree_code_length,
11558 tree_code_name): Define.
11559 * toplev.c (lang_independent_init): Don't set
11560 tree_code_length[IDENTIFIER_NODE].
11561 * tree.c (tree_code_type, tree_code_length, tree_code_name):
11562 Delete definitions, moved to language front-ends.
11563 * tree.def (IDENTIFIER_NODE): Hardwire the length.
11564 * tree.h (tree_code_type, tree_code_length, tree_code_name):
11566 (tree_code_length): Change type to unsigned char.
11568 2002-03-12 Richard Henderson <rth@redhat.com>
11570 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
11571 internal visibility change.
11573 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11575 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
11576 validize_mem() instead of change_address to avoid clobbering
11579 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
11581 * c-lex.h (position_after_whitespace): Remove.
11583 2002-03-12 Jakub Jelinek <jakub@redhat.com>
11585 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
11586 (lex_string): Use unsigned char pointers.
11588 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
11590 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
11591 is not a valid memory_operand.
11593 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11595 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
11596 * config/xtensa/lib1funcs.asm: Fix copyright to include
11597 special case for libgcc files.
11598 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
11599 (__divsi3): Likewise.
11600 (__umodsi3): Likewise.
11601 (__modsi3): Likewise.
11602 * config/xtensa/lib2funcs.S: Fix copyright to include
11603 special case for libgcc files.
11605 2002-03-12 Tom Rix <trix@redhat.com>
11607 * collect2.c (resolve_lib_name): Move outside of
11608 OBJECT_FORMAT_COFF ifdef.
11609 (ignore_library): Same.
11611 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11613 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
11615 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11617 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
11618 to function_section before writing out the constant pool.
11620 2002-03-12 David Edelsohn <edelsohn@gnu.org>
11622 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
11624 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
11626 2002-03-12 Alan Modra <amodra@bigpond.net.au>
11628 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
11629 (adddi3): Likewise.
11632 (cmpsi splitter): Likewise.
11633 (modsi3): Fail if <= 0.
11634 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
11635 redundant test when HOST_BITS_PER_WIDE_INT != 32.
11636 (reg_or_sub_cint64_operand): Likewise.
11637 (num_insns_constant_wide): Optimize sign extension.
11638 (rs6000_legitimize_address): Likewise.
11640 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
11642 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11643 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11645 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
11647 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
11648 address calculation.
11650 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
11652 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
11653 scratch register to DImode / TImode.
11654 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
11655 register used does not overlap the target.
11657 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11659 * Makefile.in (debug.o): Depend on debug.h.
11660 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
11661 * debug.c (do_nothing_debug_hooks): Likewise.
11662 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
11663 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
11664 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
11665 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
11666 * dwarfout.c (dwarf_debug_hooks): Likewise.
11667 * integrate.c (output_inline_function): Likewise.
11668 * objc/objc-act.c (synth_module_prologue): Likewise.
11669 * sdbout.c (sdb_debug_hooks): Likewise.
11670 * toplev.c (debug_hooks): Likewise.
11671 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
11673 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11675 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
11676 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
11677 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
11678 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
11679 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
11680 * defaults.h (POINTER_SIZE): Define.
11681 * doc/tm.texi (POINTER_SIZE): Document default.
11683 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11685 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
11687 2002-03-11 Richard Henderson <rth@redhat.com>
11689 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
11690 if rebuild_label_notes_after_reload.
11692 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
11694 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
11695 emit pic register load if "internal" visibility.
11696 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
11697 (cris_expand_builtin_va_arg): Do all computations on trees.
11699 2002-03-11 Richard Henderson <rth@redhat.com>
11701 * rtlanal.c: Include recog.h.
11702 (keep_with_call_p): Fix thinko.
11703 * Makefile.in (rtlanal.o): Update dependencies.
11705 2002-03-11 Chris Meyer <cmeyer@gatan.com>
11707 * genflags.c (gen_insn): Use IS_VSPACE.
11708 * genoutput.c (output_insn_data): Likewise.
11709 (process_template): Likewise.
11711 2002-03-11 Richard Henderson <rth@redhat.com>
11713 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
11715 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
11717 * Makefile.in: Update.
11718 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
11719 Update documentation.
11720 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
11721 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
11723 2002-03-11 Zack Weinberg <zack@codesourcery.com>
11725 * Makefile.in: Give texi2pod its input file as a command line
11726 argument, not on stdin.
11728 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
11729 Daniel Berlin <dan@dberlin.org>
11731 C++ alias analysis improvement.
11732 * alias.c (record_component_aliases): Record aliases for base
11735 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
11737 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
11739 2002-03-11 Douglas B Rupp <rupp@gnat.com>
11741 * toplev.c (vms_fopen): Remove, not needed.
11743 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
11745 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
11747 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
11748 for FP, already done later.
11750 * toplev.c (debug_args): Add entry for VMS_DEBUG.
11751 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
11753 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
11755 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
11756 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
11757 LARGEST_EXPONENT_IS_NORMAL for the given mode.
11758 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
11759 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
11760 (ediv, emul, eldexp, esqrt): Likewise.
11761 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
11762 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
11763 (saturate): New function.
11764 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
11765 (make_nan): Use a saturation value instead of a NaN if
11766 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
11767 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
11768 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
11769 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
11770 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
11771 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
11772 !ROUND_TOWARDS_ZERO.
11773 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
11774 (ROUND_TOWARDS_ZERO): Document.
11776 2002-03-11 Andreas Jaeger <aj@suse.de>
11778 * cfg.c (dump_flow_info): Remove unused variable.
11780 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
11782 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
11783 computations on trees.
11785 2002-03-10 Richard Henderson <rth@redhat.com>
11788 * reload.c (copy_replacements_1): New.
11789 (copy_replacements): Use it to recurse through the rtx.
11791 2002-03-10 Richard Henderson <rth@redhat.com>
11793 * loop.c (strength_reduce): Compute number of iterations as
11794 unsigned HOST_WIDE_INT.
11796 2002-03-10 Richard Henderson <rth@redhat.com>
11798 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
11799 to move away from the end of the block.
11801 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
11803 PR preprocessor/5899
11804 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
11806 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11808 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
11810 * attribs.c (decl_attributes): Fix signed/unsigned warning.
11812 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
11814 * config/mmix/mmix.c: Improve comments.
11815 (mmix_target_asm_function_prologue): Drop variable
11816 empty_stack_frame. Don't allocate unused slot above fp.
11817 (mmix_target_asm_function_epilogue): Mirror prologue changes.
11818 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
11819 brace in first column.
11820 (enum reg_class): Ditto.
11821 (FIRST_PARM_OFFSET): Now 0.
11822 (USER_LABEL_PREFIX): Remove #if 0:d definition.
11824 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11826 * combine.c (make_extraction): Fix error in last change.
11828 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11830 * c4x.c (c4x_fp_reglist): Const-ify.
11831 * cris.c (cris_print_operand): Likewise.
11832 * i386.c (ix86_va_arg): Likewise.
11833 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
11834 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
11835 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
11836 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
11837 * mcore.h (regno_reg_class): Likewise.
11838 * mips.c (gen_int_relational): Likewise.
11839 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
11840 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
11841 * pdp11.c (move_costs): Likewise.
11842 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
11843 * s390.c (s390_branch_condition_mnemonic, regclass_map):
11845 * s390.h (regclass_map): Likewise.
11846 * sh.c (shift_amounts): Likewise.
11847 * sh.md (rotlsi3): Likewise.
11849 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
11851 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
11852 (ne0+5): Use new clobber to generate proper shift pattern.
11853 Patch by Michael Matz <matz@kde.org>.
11855 2002-03-09 Andreas Schwab <schwab@suse.de>
11857 * gcc.c (validate_all_switches): Also handle `%W{...}'.
11859 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
11861 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
11863 2002-03-09 Jakub Jelinek <jakub@redhat.com>
11866 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
11867 even for non-representable constants.
11869 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11871 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
11872 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
11873 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
11874 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
11875 (pop_function_context): Compute MAY_SHARE parameter for
11877 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
11878 (gen_mem_addressof): Call fixup_var_refs with new parm.
11880 * combine.c (make_extraction): Don't make extension of CONST_INT.
11882 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
11884 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
11885 in o32 and o64 ABIs.
11886 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
11887 but getting fixed-size structs passed in registers regardless of
11888 padding in o32 and o64 ABIs.
11890 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
11891 offset before loading address of argument passed by transparent
11894 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
11896 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
11898 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
11900 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
11901 marker such that registers after it are saved.
11903 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11905 * sparc.c (arith_4096_operand): Fix error in last change.
11907 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
11909 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
11910 defaults for MEABI.
11912 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
11914 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
11917 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
11919 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
11921 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
11923 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
11924 removed; fix return value.
11925 * combine.c (combine_instructions): Dirtify blocks where we failed to
11926 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
11927 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
11929 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11931 * gcse.c (insert_insn_end_bb): Fix typo in last change.
11933 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
11935 * recog.c (peephole2_optimize): Re-distribute EH edges.
11937 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
11939 * expr.c (expand_expr): Use unsave lang hook.
11940 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
11941 (LANG_HOOKS_INITIALIZER): Update.
11942 * langhooks.h (struct lang_hooks): New hook unsave.
11943 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
11944 (unsave_expr_1): Remove unused lang_unsave_expr_now.
11945 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
11946 (unsave_expr_now): Remove.
11947 * tree.h (unsave_expr_now, lang_unsave,
11948 lang_unsave_expr_now): Remove.
11951 2002-03-08 Andreas Jaeger <aj@suse.de>
11953 * flow.c (propagate_block_delete_insn): Remove unused variable.
11955 2002-03-08 Kazu Hirata <kazu@hxi.com>
11957 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
11958 insn length for memory load/store.
11960 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
11962 * doc/install.texi (--with-libiconv-prefix): Document.
11964 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
11966 * doc/sourcebuild.texi: Fix typo.
11968 2002-03-08 Jakub Jelinek <jakub@redhat.com>
11971 * builtins.c (std_expand_builtin_va_arg): Do all computations on
11974 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11976 * rtl.c (copy_most_rtx): Move from here ...
11977 * emit-rtl.c (copy_most_rtx): ... to here.
11979 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
11981 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
11982 SUBTARGET_CPP_SIZE_SPEC.
11983 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
11985 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
11987 2002-03-07 Matt Hiller <hiller@redhat.com>
11989 * gensupport.c (first_dir_md_include): Renamed from include;
11990 change all references.
11991 (last_dir_md_include): Renamed from last_include; change all
11993 (init_md_reader): Unconditionally initialize base_dir whether or
11994 not filename is a relative path.
11996 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
11998 * config/fp-bit.c (_unord_f2): Compile it in even if
11999 US_SOFTWARE_GOFAST is enabled.
12001 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
12002 NULL_RTX. Set all HFmode operations as NULL_RTX.
12003 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
12004 NULL_RTX, try reversing the comparison and the operands.
12006 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
12008 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
12009 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
12012 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
12014 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
12016 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
12018 * basic-block.h (fixup_abnormal_edges): Declare.
12019 * reload1.c (fixup_abnormal_edges): New function.
12020 * reg-stack.c (convert_regs): Use it.
12022 * gcse.c (insert_insn_end_bb): Handle trapping insns.
12024 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
12026 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
12028 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
12029 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
12030 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
12031 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
12032 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
12033 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
12034 unless x and y could be infinite.
12035 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
12036 Check that the common type of both arguments is a real, even for
12037 targets without unordered comparisons. Allow an integer argument
12038 to be compared against a real.
12039 (expand_tree_builtin): Use expand_unordered_cmp.
12040 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
12041 * cse.c (fold_rtx): Likewise. Fix indentation.
12042 * fold-const.c (fold_real_zero_addition_p): New.
12043 (fold): Use it, and the new HONOR_... macros.
12044 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
12045 * jump.c (reversed_comparison_code_parts): After searching for
12046 the true comparison mode, use HONOR_NANS to decide whether it
12047 can be safely reversed.
12048 (reverse_condition_maybe_unordered): Remove IEEE check.
12049 * simplify-rtx.c (simplify_binary_operation): Use the new macros
12050 to decide which simplifications are valid. Allow the following
12051 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
12052 and (a - -b) to (a + b).
12053 (simplify_relational_operation): Use HONOR_NANS.
12054 * doc/tm.texi: Document the MODE_HAS_... macros.
12056 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
12058 * combine.c (simplify_comparison): If simplifying a logical shift
12059 right and compare with constant, force the comparison to unsigned.
12061 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
12063 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
12065 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
12067 (alt_reg_names): Remove % for vrsave.
12069 2002-03-06 Richard Henderson <rth@redhat.com>
12071 PR optimization/5844
12072 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
12073 if used indicates we've already emitted one copy of an operand.
12074 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
12075 (gen_split): Supply a non-null used.
12077 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
12079 * reload1.c (reload): Unshare all rtl after reload is done.
12081 * simplify-rtx.c (simplify_plus_minus): Do not abort,
12082 but simply fail if the expression is too complex to simplify.
12083 (simplify_gen_binary): Handle simplify_plus_minus failures.
12085 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
12087 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
12088 consistently call delete_trivially_dead_insns after CSE and GCSE;
12089 fix DFI_life dumping; do jump threading after liveness; do crossjumping
12090 after liveness2; update comment in last crossjumping.
12091 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
12093 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
12095 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
12096 after completing fast dead code elimination.
12098 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
12101 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
12103 * version.c: Fix misplaced leading blanks on first line.
12105 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
12107 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
12109 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
12111 * cfgcleanup.c (mentions_nonequal_regs): New function.
12112 (thread_jump): Use it.
12113 * toplev.c (rest_of_compilation): Run jump threading after
12116 2002-03-06 Jakub Jelinek <jakub@redhat.com>
12118 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
12121 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
12123 * predict.c (estimate_bb_frequencies): Do not reload the
12124 frequencies from notes.
12126 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
12128 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
12129 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
12131 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
12132 delete_noop_moves): Return indeger.
12133 * flow.c (ndead): New variable.
12134 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
12135 BB argument; update callers.
12136 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
12137 (life_analysis): Do not call purge_all_dead_edges.
12138 (update_life_info): Return number of deleted insns; print statistics.
12139 (update_life_info_in_dirty_blocks): likewise.
12140 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
12141 return number of insns deleted.
12143 * cse.c: Include timevar.h
12144 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
12145 iterate until stabilizes; print statistics; return number of killed
12147 * Makefile.in: (cse.o): Add timevar.h dependency
12148 * rtl.h (delete_trivially_dead_insns): New.
12149 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
12150 * toplev.c (rest_of_compilation): Update callers.
12152 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
12153 (try_optimize_cfg): Do not update liveness.
12154 (cleanup-cfg): Loop until try_optimize_cfg and dead code
12155 removal stabilizes; use delete_trivially_dead_insns.
12157 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
12159 2002-03-05 Zack Weinberg <zack@codesourcery.com>
12161 * cppmain.c (setup_callbacks): Disable #pragma and #ident
12162 callbacks when processing assembly language.
12164 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12166 * pa.h (ASM_FILE_END): Define.
12167 * som.h (ASM_FILE_END): Delete.
12169 * pa.c (function_arg): Don't pass floats in general registers in
12170 indirect calls if TARGET_ELF32.
12172 2002-03-05 Richard Henderson <rth@redhat.com>
12174 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
12176 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
12178 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
12180 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12182 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
12183 -r command line. Don't hide any symbols if not building
12186 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
12188 * cfg.c (dump_flow_info): Warn about profile mismatches.
12189 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
12190 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
12192 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12194 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
12195 wide volatile memory by parts.
12197 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12199 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
12202 2002-03-05 Richard Henderson <rth@redhat.com>
12204 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
12206 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
12208 * toplev.c (documented_lang_options): Document more
12209 language-specific options.
12210 * doc/invoke.texi (Warning Options): Correct documentation for
12211 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
12212 * c-decl.c (c_decode_option): Use a table to handle warning options.
12214 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
12216 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
12217 parameter to mmix_encode_section_info.
12218 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
12219 relocatably. Always produce ELF, not mmo if linking relocatably.
12220 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
12221 first is non-zero, don't add symbol prefix.
12222 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
12223 prototype accordingly.
12225 2002-03-04 Krister Walfridsson <cato@df.lth.se>
12227 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
12229 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
12231 * configure.in: Increase required makeinfo version to 4.1.
12232 * configure: Regenerate.
12234 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
12236 * .cvsignore: Remove *.info* and genrtl*; these files are generated
12239 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
12241 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
12242 * doc/invoke.texi: Fix @math uses.
12244 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
12246 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
12249 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
12251 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
12252 (powerpc-*-eabisimaltivec*): Same.
12254 * config/rs6000/t-ppcendian: New.
12256 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12258 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
12259 nonimmediate_src_operand and nonimmediate_lsrc_operand to
12260 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
12262 2002-03-03 Richard Henderson <rth@redhat.com>
12264 * toplev.c (rest_of_decl_compilation): Revert last two changes.
12266 2002-03-03 Zack Weinberg <zack@codesourcery.com>
12268 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
12269 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
12270 tree.c, config/m68k/m68k.c:
12271 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
12272 REAL_ARITHMETIC blocks unconditional. Delete some further
12273 #ifdef blocks predicated on REAL_ARITHMETIC.
12274 * flags.h, toplev.c: Delete remaining references to
12275 flag_pretend_float.
12277 * doc/invoke.texi: Remove documentation of -fpretend-float.
12278 * doc/tm.texi: Describe the various REAL_* macros as provided by
12279 real.h, not by the target configuration files.
12281 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
12282 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
12283 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
12284 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
12285 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
12286 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
12287 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
12288 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
12289 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
12290 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
12291 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
12292 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
12293 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
12294 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
12295 config/xtensa/xtensa.h:
12296 Do not define, undefine, or mention in comments any of
12297 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
12298 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
12299 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
12300 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
12301 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
12302 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
12303 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
12304 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
12305 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
12307 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12309 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
12310 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
12311 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
12312 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
12313 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
12314 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
12316 * defaults.h (BITS_PER_WORD): Define.
12317 * doc/tm.texi (BITS_PER_WORD): Document default value.
12319 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
12320 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
12321 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
12323 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12325 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
12326 lieu of explicit sizeof/sizeof.
12327 * i386.c (override_options, ix86_init_mmx_sse_builtins,
12328 ix86_expand_builtin): Likewise.
12329 * mips.c (mips_add_gc_roots): Likewise.
12330 * mmix.c (mmix_output_condition): Likewise.
12331 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
12332 altivec_init_builtins): Likewise.
12333 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
12334 * cppexp.c (Nsuff, parse_number): Likewise.
12335 * cppinit.c (builtin_array_end): Likewise.
12336 * gcc.c (n_default_compilers, process_command): Likewise.
12337 * genpreds.c (output_predicate_decls): Likewise.
12338 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
12339 * lcm.c (N_ENTITIES): Likewise.
12340 * stor-layout.c (set_sizetype): Likewise.
12342 2002-03-03 Richard Henderson <rth@redhat.com>
12344 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
12345 for types or labels.
12347 2002-03-03 Richard Henderson <rth@redhat.com>
12349 * c-decl.c (start_decl): Initialized variables are not common.
12351 2002-03-02 Per Bothner <per@bothner.com>
12353 * gcc.c (option_map): Suport new --bootclasspath option.
12354 --CLASSPATH is now just an alias for --classpath.
12356 2002-03-02 Richard Henderson <rth@redhat.com>
12358 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
12359 load if "internal" visibility.
12360 * doc/extend.texi: Document visibility meanings.
12362 2002-03-02 Richard Henderson <rth@redhat.com>
12364 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
12365 to functions as well.
12367 2002-03-02 Richard Henderson <rth@redhat.com>
12369 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
12370 (handle_visibility_attribute): Don't call assemble_visibility.
12371 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
12372 without asmspec. Invoke assemble_alias when needed.
12373 * varasm.c (maybe_assemble_visibility): New.
12374 (assemble_start_function, assemble_variable, assemble_alias): Use it.
12376 2002-03-02 Richard Henderson <rth@redhat.com>
12378 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
12379 invoke ENCODE_SECTION_INFO with first call flag.
12381 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
12382 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
12383 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
12384 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
12385 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
12386 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
12387 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
12388 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
12389 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
12390 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
12391 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
12392 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
12393 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
12394 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
12395 config/mcore/mcore-protos.h, config/mcore/mcore.c,
12396 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
12397 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
12398 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
12399 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
12400 config/sh/sh.h, config/sparc/sparc.h,
12401 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
12402 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
12403 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
12404 FIRST argument. As needed, examine it and do nothing.
12406 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
12407 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
12408 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
12410 * config/arm/t-pe (pe.o): Add dependencies.
12412 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12414 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
12415 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
12416 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
12417 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
12418 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
12419 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
12420 * defaults.h (BITS_PER_UNIT): Define.
12421 * doc/tm.texi (BITS_PER_UNIT): Document default value.
12423 2002-03-02 Kazu Hirata <kazu@hxi.com>
12425 * config/h8300/h8300-protos.h: Add a prototype for
12426 compute_a_shift_length.
12427 * config/h8300/h8300.c (h8300_asm_insn_count): New.
12428 (compute_a_shift_length): Likewise.
12429 (h8300_adjust_insn_length): Do not adjust insn length of shift
12431 * config/h8300/h8300.md (anonymous shift patterns): Use
12432 compute_a_shift_length.
12434 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12436 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
12437 trunc_int_for_mode.
12439 * emit-rtl.c (offset_address): Call update_temp_slot_address.
12441 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12443 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
12444 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
12445 * flags.h (flag_zero_initialized_in_bss): Declare.
12446 * toplev.c (flag_zero_initialized_in_bss): New flag.
12447 (lang_independent_options): Add flag_zero_initialized_in_bss.
12448 * tree.c (initializer_zerop): New function.
12449 * tree.h (initializer_zerop): Declare.
12450 * varasm.c (assemble_variable): If we can emit bss, put zero
12451 initializers in the bss section.
12453 2002-03-02 Alan Modra <amodra@bigpond.net.au>
12455 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
12456 like more than one symbol per .weak directive.
12458 2002-03-01 Richard Henderson <rth@redhat.com>
12460 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
12461 adjust argument_pointer by pretend_args_size.
12462 (ia64_va_start): Adjust va_start address by -pretend_args_size.
12464 2002-03-01 Kazu Hirata <kazu@hxi.com>
12466 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
12468 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
12470 * toplev.c (rest_of_compilation): Delete dead jumptables before
12472 * flow.c (delete_dead_jumptables): Make global.
12473 * rtl.h (delete_dead_jumptables): Declare.
12475 2002-03-01 David Edelsohn <edelsohn@gnu.org>
12477 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
12478 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
12479 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
12481 2002-03-01 Kazu Hirata <kazu@hxi.com>
12483 * config/h8300/h8300-protos.h: Fix formatting.
12484 * config/h8300/h8300.c: Likewise.
12485 * config/h8300/h8300.h: Likewise.
12487 2002-03-01 Kazu Hirata <kazu@hxi.com>
12489 * config/h8300/h8300.c (print_operand): Support 16-bit
12490 constant addresses.
12491 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
12493 2002-02-28 Richard Henderson <rth@redhat.com>
12495 * expmed.c (store_bit_field): Prevent generation of CONCATs;
12496 pun complex values as integers; use gen_lowpart instead of
12498 (extract_bit_field): Likewise.
12500 2002-03-01 Alan Modra <amodra@bigpond.net.au>
12501 David Edelsohn <edelsohn@gnu.org>
12503 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
12504 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
12505 (SUPPORTS_WEAK): Likewise.
12506 * output.h (add_weak): Add tree param.
12507 * varasm.c (add_weak): Likewise. Save decl.
12508 (struct weak_syms): Add decl field.
12509 (mark_weak_decls): New function.
12510 (init_varasm_once): ggc_add_root mark_weak_decls.
12511 (assemble_start_function): Use ASM_WEAKEN_DECL.
12512 (assemble_variable): Likewise.
12513 (assemble_alias): Likewise.
12514 (declare_weak): Pass decl to add_weak.
12515 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
12516 (remove_from_pending_weak_list): Declare and define for
12518 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
12519 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
12520 * defaults.h (SUPPORTS_WEAK): Likewise.
12521 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
12522 .weak for code sym. Do emit .size for descriptor sym.
12523 (ASM_DECLARE_FUNCTION_SIZE): Define.
12524 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
12525 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
12526 .lglobl unless TARGET_XCOFF. Formatting fixes.
12527 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
12528 .weak for code sym.
12529 (HANDLE_PRAGMA_WEAK): Remove.
12530 (ASM_WEAKEN_LABEL): Remove.
12531 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
12533 2002-03-01 Jason Merrill <jason@redhat.com>
12535 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
12536 (TARGET_EXPR_CLEANUP): New macro.
12538 2002-02-28 Steve Ellcey <sje@cup.hp.com>
12540 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
12541 to take ptr_extend into account as third type of extension.
12542 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
12543 fields used by SUBREG_PROMOTED_UNSIGNED_P.
12544 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
12545 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
12546 * calls.c (precompute_arguments): Use new macro.
12547 (expand_call): Ditto.
12548 * combine.c (nonzero_bits): Ditto.
12549 (record_promoted_value): Ditto.
12550 * expr.c (store_expr): Ditto.
12551 (expand_expr): Ditto.
12552 * function.c (assign_parms): Ditto.
12554 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
12556 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
12557 override -shared and -shared-libgcc.
12559 2002-02-28 David O'Brien <obrien@FreeBSD.org>
12561 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
12563 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
12566 2002-02-28 Richard Henderson <rth@redhat.com>
12568 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
12569 4 cycle latency from MM producers.
12570 (ia64_internal_sched_reorder): Likewise with pipeline flush.
12572 2002-02-28 Jakub Jelinek <jakub@redhat.com>
12574 * mklibgcc.in: Don't use GNU make extension.
12576 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
12578 * c-parse.in (STATIC): New terminal.
12579 (scspec): New non-terminal. Update productions accordingly.
12580 (program): Remove bogus ifc / end ifc.
12581 (array_declarator): Simplify production using STATIC.
12583 2002-02-28 Jim Meyering <meyering@lucent.com>
12585 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
12586 \a still means TARGET_BELL.
12588 2002-02-28 Richard Henderson <rth@redhat.com>
12590 * haifa-sched.c (sched_emit_insn): New.
12591 (schedule_block): Use last_scheduled_insn to track last insn.
12592 * sched-int.h (sched_emit_insn): Prototype.
12593 * config/ia64/ia64.c (last_issued): Remove.
12594 (ia64_variable_issue): Don't set it.
12595 (nop_cycles_until): Use sched_emit_insn.
12597 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
12599 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
12600 extended constants.
12602 2002-02-28 Kazu Hirata <kazu@hxi.com>
12604 * config/h8300/h8300.c: Fix formatting.
12605 * config/h8300/h8300.h: Likewise.
12607 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
12609 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
12610 which may overwrite the high byte of the frame pointer.
12612 2002-02-28 Bo Thorsen <bo@suse.de>
12614 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
12615 (STARTFILE_SPEC): Add 64 bit files.
12616 (ENDFILE_SPEC): Likewise.
12618 2002-02-28 Jason Merrill <jason@redhat.com>
12620 * c-decl.c (finish_function): Only warn about missing return
12621 statement with -Wreturn-type.
12623 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
12625 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
12627 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
12628 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
12630 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
12632 * basic-block.h (BB_REACHABLE): Renumber.
12633 (BB_DIRTY, BB_NEW): New flags.
12634 (clear_bb_flags): Declare.
12635 (update_life_info_in_dirty_blocks): Declare.
12636 * cfg.c (clear_bb_flags): New function.
12637 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
12638 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
12639 reorder_insns, emit_insn_after): Mark block as dirty.
12640 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
12641 (update_life_info_in_dirty_blocks): New function.
12642 * recog.c (apply_change_group): Dirtify block.
12644 * cse.c (cse_insn): Reorder emitting of jump insn to keep
12646 * gcse.c (delete_null_pointer_checks): Likewise.
12648 * toplev.c (dump_file_index): Move cse2 after bp,
12650 (dump_file_info): Similary.
12651 (rest_of_compilation): Avoid most of CFG rebuilds;
12652 do first if converision after null pointer checks, do cse2
12653 after branch prediction; avoid full liveness rebuild after
12654 initializing subregs.
12655 * invoke.texi (-d options): Document -du, renumber.
12657 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
12658 (notice_new_block): Do not set BB_UPDATE_LIFE.
12659 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
12660 merge_blocks_move_successor_nojumps, merge_blocks,
12661 try_crossjump_to_edge): Likewise.
12662 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
12663 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
12664 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
12665 (merge_of_block): Do not use life_data_ok.
12666 (find_if_case_1): Do not use SET_UPDATE_LIFE.
12667 (if_convert): Use BB_DIRTY mechanizm to update life.
12668 * lcm.c (optimize_mode_switching): Update
12669 update_life_info_in_dirty_blocks
12671 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
12673 * Makefile.in (integrate.o): Update.
12674 * c-decl.c (copy_lang_decl): Rename.
12675 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
12676 * integrate.c: Include langhooks.h.
12677 (copy_decl_for_inlining): Update to use langhook.
12678 * langhooks-def.h (lhd_do_nothing_t,
12679 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
12680 (LANG_HOOKS_INITIALIZER): Update.
12681 * langhooks.c (lhd_do_nothing_t): New.
12682 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
12683 * tree.h (copy_lang_decl): Remove.
12685 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
12687 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
12689 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
12690 POST_DEC, and POST_MODIFY.
12692 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12694 * c-typeck.c (digest_init): Remove unused parameter; all
12697 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
12699 * expmed.c (expand_shift): Correctly test for low part of a
12702 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
12704 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
12705 insn UIDs with insn addresses.
12707 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12709 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
12710 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
12711 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
12712 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
12713 gcc.c, toplev.c: Delete code implementing -traditional mode.
12715 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
12716 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
12717 Document removal of -traditional mode for compilation, and
12718 remove documentation only relevant to that mode.
12720 * config/nextstep.h, config/ptx4.h, config/svr4.h,
12721 config/convex/convex.h, config/d30v/d30v.h,
12722 config/i386/dgux.h, config/i386/osf1elf.h,
12723 config/i386/osfelf.h, config/i386/osfrose.h,
12724 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
12725 config/m68k/hp310.h, config/m88k/dgux.h,
12726 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
12727 config/m88k/m88k.h, config/m88k/openbsd.h,
12728 config/mips/abi64.h, config/mips/osfrose.h,
12729 config/mips/svr4-5.h, config/mips/svr4-t.h,
12730 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
12731 config/stormy16/stormy16.h: Remove all references to
12732 -traditional from target specs. Delete all mention of the
12733 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
12734 delete a couple of commented-out definitions of
12735 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
12738 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
12739 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
12741 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12743 * mklibgcc.in: Don't use \n in a line subject to
12744 interpretation by echo.
12746 2002-02-27 Graham Stott <grahams@redhat.com>
12748 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
12751 * loop.c (prescan_loop): Handle PARALLEL.
12753 * unroll.c (loop_iterations): Return 0 if the add_val for
12756 * final.c (output_operand_lossage): Constify PFX_STR.
12758 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
12760 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
12762 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
12763 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
12765 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
12767 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
12769 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
12771 * cpplex.c (_cpp_lex_token): Handle directives in macro
12773 * cpplib.c (_cpp_handle_directive): Save and restore state
12774 if parsing macro args when entering a directive.
12775 * cppmacro.c (collect_args): No need to handle directives
12776 in macro arguments.
12777 (enter_macro_context, replace_args): Use the original macro
12778 definition in case it was redefined whilst collecting arguments.
12780 * cpp.texi: Update.
12782 2002-02-26 David Edelsohn <edelsohn@gnu.org>
12784 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
12785 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
12786 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
12788 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
12789 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
12790 (load_toc_v4_PIC_2): Same.
12792 2002-02-26 Alan Modra <amodra@bigpond.net.au>
12794 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
12796 2002-02-26 Richard Henderson <rth@redhat.com>
12798 * config/alpha/alpha.md (ashldi_se): Re-enable.
12800 2002-02-26 Richard Henderson <rth@redhat.com>
12802 * config/alpha/alpha.c (alpha_encode_section_info): Examine
12803 MODULE_LOCAL_P; improve commentary.
12805 2002-02-26 Zack Weinberg <zack@codesourcery.com>
12807 * doc/cpp.texi: Clarify documentation of relationship between
12808 #line and #include.
12810 2002-02-26 Kazu Hirata <kazu@hxi.com>
12812 * config/h8300/h8300-protos.h: Update the prototype for
12813 compute_logical_op_length. Add the prototype for
12814 compute_logical_op_cc.
12815 * config/h8300/h8300.c (compute_logical_op_length): Figure out
12816 code from operands.
12817 (compute_logical_op_cc): New.
12818 * config/h8300/h8300.md: Combine all the logical op patterns
12819 in HImode and SImode. Use compute_logical_op_cc.
12821 2002-02-26 Kelley Cook <kelleycook@comcast.net>
12823 * config/i386/i386.c (print_operand): Don't append ATT-style
12824 length suffixs to x87 opcodes when in Intel mode.
12826 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
12828 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
12829 (init_emit_once): Update calls.
12830 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
12831 (init_syntax_once): Prototype.
12833 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
12835 * pa-linux.h (LIB_SPEC): Update definition.
12836 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12838 2002-02-26 Richard Henderson <rth@redhat.com>
12840 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
12841 if we emitted a stop bit.
12843 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12845 * configure.in (libgcc_visibility): Substitute.
12846 * configure: Rebuilt.
12847 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
12848 defined symbols .hidden.
12850 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12852 * attribs.c (c_common_attribute_table): Add visibility.
12853 (handle_visibility_attribute): New function.
12854 * varasm.c (assemble_visibility): New function.
12855 * output.h (assemble_visibility): Add prototype.
12856 * tree.h (MODULE_LOCAL_P): Define.
12857 * crtstuff.c (__dso_handle): Use visibility attribute.
12858 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
12859 for MODULE_LOCAL_P symbols too.
12860 * config/ia64/ia64.c (ia64_encode_section_info): Handle
12861 MODULE_LOCAL_P symbols the same way as local symbols.
12862 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
12863 into .sdata/.sbss by the user.
12864 * doc/extend.texi (Function Attributes): Document visibility
12867 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12870 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
12871 STRING_CST initializer spanning the whole variable without
12873 If expand_expr returned MEM, don't use it.
12875 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
12877 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
12878 generate a die for the lexical block.
12880 2002-02-26 Kazu Hirata <kazu@hxi.com>
12882 * config/h8300/h8300-protos.h: Add a prototype for
12883 compute_logical_op_length.
12884 * config/h8300/h8300.c (compute_logical_op_length): New.
12885 * config/h8300/h8300.md (anonymous logical patterns): Use
12886 compute_logical_op_length for length.
12888 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12890 * dwarf2out.c (modified_type_die): Do not call type_main_variant
12892 (gen_type_die): Same.
12894 * attribs.c (handle_vector_size_attribute): Set debug information.
12896 2002-02-26 Daniel Egger <degger@fhm.edu>
12898 * config/rs6000/rs6000.md: Swap define_insn attributes to
12899 fix incorrect generation of merge high instructions instead
12902 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12904 * c-typeck.c (really_start_incremental_init): Use
12905 bitsize_zero_node for vectors.
12907 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12909 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
12910 ("*set_vrsave_internal"): Same.
12912 2002-02-25 Richard Henderson <rth@redhat.com>
12914 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
12915 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
12917 2002-02-25 Jakub Jelinek <jakub@redhat.com>
12920 * config/i386/i386.c (ix86_return_pops_args): Only pop
12921 fake structure return argument if it was passed on the stack.
12923 2002-02-25 Jason Merrill <jason@redhat.com>
12925 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
12928 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
12930 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
12931 link with shared_name only.
12932 * doc/invoke.texi (Link Options): Document new behavior.
12934 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
12936 * c-typeck.c (push_init_level): Handle vectors.
12938 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
12940 * config/sparc/sparc.c (const64_high_operand): Zero-extend
12941 operands of SPARC_SETHI_P.
12942 (input_operand): Likewise.
12943 (sparc_emit_set_const32): Likewise.
12944 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
12945 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
12946 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
12947 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
12948 (movdi_insn_sp64_vis): Likewise.
12949 (movdi split, movdf split): Use SETHI32.
12950 * doc/md.texi: Document SPARC constraints L, M and N.
12952 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
12954 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
12955 ("*set_vrsave_internal"): use mfspr for Darwin.
12957 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
12958 gen_get_vrsave_internal.
12960 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12962 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
12964 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
12966 * cpplex.c (cpp_interpret_charconst): Get signedness or
12967 otherwise of wide character constants correct.
12968 * cppexp.c (lex): Get signedness of wide charconsts correct.
12970 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12972 * optabs.c (widen_operand): Only call convert_modes for
12973 promoted SUBREG if signedness matches.
12974 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
12976 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
12978 * cpplib.c (glue_header_name): Use local buffer to build up
12981 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
12983 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
12985 2002-02-23 Kazu Hirata <kazu@hxi.com>
12987 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
12988 H8/300[HS] separately.
12989 * config/h8300/h8300.md: Remove the early clobber constraint
12990 from bit field patterns.
12992 2002-02-23 Kazu Hirata <kazu@hxi.com>
12994 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
12996 (mulhisi3): Likewise.
12997 (umulqisi3): Likewise.
12998 (umulhisi3): Likewise.
13000 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
13002 * cppinit.c (output_deps): Correct test for stdout output.
13003 (init_dependency_output): Cure warning.
13005 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13007 * expr.c (store_expr): When converting expression to promoted
13008 equivalent type, allow using SUBREG_REG of TARGET as the target
13009 of the expansion of EXP.
13010 * loop.c (basic_induction_var, case SUBREG): Always look inside.
13011 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
13012 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
13013 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
13014 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
13016 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
13018 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
13019 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
13020 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
13022 2002-02-23 Jakub Jelinek <jakub@redhat.com>
13024 PR optimization/5747
13025 * loop.c (scan_loop): Update reg info if move_movables created new
13028 2002-02-23 David Edelsohn <edelsohn@gnu.org>
13030 * gcc.c (init_gcc_spec): Revert last change.
13032 2002-02-23 David Edelsohn <edelsohn@gnu.org>
13034 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
13035 gpc_reg_operand constraint.
13037 2002-02-23 Alan Modra <amodra@bigpond.net.au>
13039 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
13040 Simplify comparison of `low'.
13041 (add_operand): Fix formatting.
13042 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
13043 (mask_operand): Disallow mask to wrap in 64-bit mode.
13044 (rs6000_stack_info): Remove redundant test setting push_p.
13045 (output_toc): Fix formatting.
13046 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
13047 cc_reg_not_cr0_operand constraint.
13048 (booldi3, boolcdi3 splitters): Same.
13050 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
13052 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
13054 2002-02-22 David Edelsohn <edelsohn@gnu.org>
13056 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
13057 gcc invoked with -shared-libgcc.
13059 2002-02-22 Jakub Jelinek <jakub@redhat.com>
13062 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
13063 decl if any of elements was TREE_USED.
13065 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
13067 * config/sparc/sol2.h: Don't include sys/mman.h.
13068 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
13069 (arith_4096_operand): Don't throw high bits away.
13070 (const64_operand): Take sign extension of CONST_INTs into account.
13071 (const64_high_operand, sparc_emit_set_const32): Likewise.
13072 (GEN_HIGHINT64): Likewise.
13073 (sparc_emit_set_const64_quick1): Likewise.
13074 (const64_is_2insns): Likewise.
13075 (print_operand): Use trunc_int_for_mode for sign extension.
13076 * config/sparc/sparc.h (SMALL_INT32): Likewise.
13077 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
13078 chars. Assume CONST_INT is already properly sign-extended.
13079 (movdi split): Sign-extend each SImode part.
13080 (andsi3 split): Don't mask high bits off, so that result
13081 remains properly sign-extend.
13082 (iorsi3 split): Likewise.
13083 (xorsi3 split): Likewise.
13085 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
13087 * fold-const.c (fold): Fix typo in comments.
13089 2002-02-21 Diego Novillo <dnovillo@redhat.com>
13091 * Makefile.in (langhooks.o): Update dependencies.
13093 2002-02-21 Diego Novillo <dnovillo@redhat.com>
13095 * langhooks.c: Include flags.h.
13097 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
13099 * testsuite/gcc.dg/attr-alwaysinline.c: New.
13101 * c-common.c (c_common_post_options): Set inline trees by
13104 * doc/extend.texi (Function Attributes): Document always_inline
13106 Update documentation about inlining when not optimizing.
13108 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
13110 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
13111 unless DECL_ALWAYS_INLINE.
13113 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
13114 unless DECL_ALWAYS_INLINE.
13115 (c_disregard_inline_limits): Disregard if always_inline set.
13117 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
13118 Disregard if always_inline set.
13119 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
13120 unless DECL_ALWAYS_INLINE.
13122 * attribs.c (handle_always_inline_attribute): New.
13123 (c_common_attribute_table): Add always_inline.
13125 * config/rs6000/altivec.h: Add prototypes for builtins
13126 requiring the always_inline attribute.
13128 2002-02-21 Eric Christopher <echristo@redhat.com>
13130 * expmed.c (store_bit_field): Try to simplify the subreg
13131 before generating a new one when when the mode size of
13132 value is less than maxmode.
13134 2002-02-21 Richard Henderson <rth@redhat.com>
13136 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
13137 than gen_rtx_PLUS to form the sum.
13138 * explow.c (force_reg): Rearrange to not allocate new pseudo
13139 when force_operand returns a register.
13140 * expr.c (expand_assignment): Allow offset_rtx expansion to
13141 return a sum. Do not force addresses into registers.
13142 (expand_expr): Likewise.
13143 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
13144 to canonicalize arithmetic that didn't simpify.
13145 (simplify_plus_minus): New argument force; update
13146 all callers. Don't split CONST unless we can do something with it,
13147 and wouldn't lose the constness of the operands.
13149 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
13150 that we generated earlier.
13152 2002-02-21 Tom Tromey <tromey@redhat.com>
13154 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13155 (output_line_info): Use constant `1', with a long explanatory
13157 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
13159 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
13161 * jump.c (redirect_jump): If old label has no UID, don't try to
13164 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
13166 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
13167 If input is constant, do shifts at compile time.
13169 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
13171 * doc/extend.texi: Fix some more overfull hboxes.
13173 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13175 PR optimization/4994
13176 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
13179 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13182 * expr.h (expand_and): Add mode argument.
13183 * expmed.c (expand_and): Add mode argument.
13184 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
13185 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
13186 * except.c (expand_builtin_extract_return_addr): Likewise.
13187 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13188 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
13189 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
13190 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
13191 * config/c4x/c4x.md: Use GEN_INT (x) instead of
13192 gen_rtx (CONST_INT, VOIDmode, x).
13194 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13197 * stmt.c (warn_if_unused_value): Move side effects test once more.
13199 2002-02-20 Torbjorn Granlund <tege@swox.com>
13201 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
13202 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
13204 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
13206 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
13207 SUBREG or ZERO_EXTEND.
13209 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
13211 * sh.h (current_function_anonymous_args): Remove.
13212 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
13213 of current_function_varargs and current_function_stdarg is set.
13214 * sh.c (sh_expand_prologue): Check current_function_varargs /
13215 current_function_stdarg / TARGET_SH5 instead of
13216 current_function_anonymous_args.
13218 * sh64.h (TARGET_VERSION): Define.
13220 2002-02-20 David Edelsohn <edelsohn@gnu.org>
13222 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
13223 VRSAVE_REGNO on TARGET_ALTIVEC.
13225 2002-02-20 Alan Modra <amodra@bigpond.net.au>
13227 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
13228 bits of SImode const_int.
13229 (includes_rshift_p): Likewise.
13230 (print_operand): Call mask_operand and mask64_operand with correct
13232 (rs6000_output_function_epilogue): Pad traceback table to word.
13233 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
13234 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
13235 mask64_operand with correct mode.
13236 (FUNCTION_ARG_REGNO_P): Correct parentheses.
13238 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13241 * varasm.c (get_pool_constant_mark): New.
13242 * rtl.h (get_pool_constant_mark): Add prototype.
13243 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
13244 be represented if it has not been output.
13246 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
13248 * combine.c (do_SUBST): Sanity check substitutions of
13249 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
13250 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
13251 CONST_INT into its operand.
13252 (known_cond): Likewise, for ZERO_EXTEND.
13253 * simplify-rtx.c (simplify_unary_operation): Fix condition to
13254 allow for simplification of wide modes. Reject CONST_INTs in
13255 ZERO_EXTEND when their actual mode is not given.
13257 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
13259 * c-decl.c (pushdecl): If no global declaration is found for an
13260 extern declaration in block scope, try a limbo one.
13262 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13265 * c-common.c (pointer_int_sum): Moved from...
13266 * c-typeck.c (pointer_int_sum): ...here.
13267 * c-common.h (pointer_int_sum): Add prototype.
13269 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13272 * c-decl.c (duplicate_decls): Return 0 if issued error about
13275 2002-02-20 Roger Sayle <roger@eyesopen.com>
13276 Jakub Jelinek <jakub@redhat.com>
13279 * tree.c (host_integerp): Ensure that the constant integer is
13280 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
13281 when pos is zero or non-zero respectively. Clarify comment.
13282 * c-format.c (check_format_info_recurse): Fix host_integerp
13283 usage; the pos argument should be zero when assigning to a
13284 signed HOST_WIDE_INT.
13286 2002-02-20 Richard Henderson <rth@redhat.com>
13288 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
13289 of the operand, rather than assuming TImode.
13290 (ix86_expand_binop_builtin): Cope with commutative patterns
13291 using nonimmediate_operand for both operands.
13292 (ix86_expand_timode_binop_builtin): Likewise.
13293 (ix86_expand_store_builtin): Validate operand 1.
13294 (ix86_expand_unop1_builtin): Likewise.
13296 2002-02-20 Philip Blundell <philb@gnu.org>
13299 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
13301 2002-02-20 Richard Henderson <rth@redhat.com>
13304 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
13306 2002-02-20 Tom Tromey <tromey@redhat.com>
13308 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13309 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13310 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13311 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13312 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
13315 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
13317 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
13318 for (const_int 0) in X not just INTVAL.
13320 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
13322 * doc/extend.texi: Avoid or reduce overfull hboxes.
13324 2002-02-20 Diego Novillo <dnovillo@redhat.com>
13326 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
13327 operations if the field does not start at a mode boundary.
13329 2001-02-20 Joel Sherrill <joel@OARcorp.com>
13331 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
13332 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
13333 Also done for -Acpu and -Amachine.
13335 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
13337 * cppinit.c (init_dependency_output): Take deps output file
13338 from -o if none given with -MF. Suppress normal output.
13339 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
13340 * doc/cpp.texi, doc/invoke.texi: Update.
13342 2002-02-19 Zack Weinberg <zack@codesourcery.com>
13344 * toplev.c (output_quoted_string): Write unprintable
13345 characters with octal escapes.
13347 2002-02-19 David Edelsohn <edelsohn@gnu.org>
13349 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
13350 really_call_used[VRSAVE_REGNO] if not Altivec.
13352 2002-02-19 Alan Modra <amodra@bigpond.net.au>
13354 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
13356 (constant_pool_expr_1): Fix formatting.
13357 (rs6000_legitimize_reload_address): Likewise.
13359 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13361 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
13362 now that we have one.
13364 2002-02-19 Zack Weinberg <zack@codesourcery.com>
13366 * tree.h (struct tree_common): Remove aux. Add unused_0 at
13367 end of first block of bitfields (which was only seven bits);
13368 rename dummy to unused_1; remove comment which is no longer true.
13370 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
13372 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
13374 2002-02-19 Philip Blundell <pb@nexus.co.uk>
13377 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
13381 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
13382 arm_is_longcall_p rather than inspecting call-type cookie
13384 (call_value_insn) [TARGET_THUMB]: Likewise.
13386 2002-02-19 Graham Stott <grahams@redhat.com>
13388 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
13390 2002-02-19 David Edelsohn <edelsohn@gnu.org>
13392 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
13393 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
13394 (FP_SAVE_INLINE): Delete.
13396 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
13397 * config/rs6000/eabi.asm: Remove ABI save restore routines.
13398 * config/rs6000/t-ppccomm: Build crtsavres.o.
13399 * config/rs6000/crtsavres.asm: New file.
13401 2002-02-19 Philip Blundell <philb@gnu.org>
13403 * config/arm/arm.c (use_return_insn): Don't reject interrupt
13405 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
13406 (output_return_instruction): Allow interrupt functions to return with
13407 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
13408 (arm_expand_prologue): Subtract 4 before stacking LR in an
13409 interrupt function.
13411 2002-02-19 Philip Blundell <pb@nexus.co.uk>
13413 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
13414 decl, not just FUNCTION_DECL.
13415 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
13416 (arm_assemble_integer): Likewise.
13417 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
13420 2002-02-19 matthew green <mrg@eterna.com.au>
13422 * config.gcc (sparc-*-netbsdelf*): Enable target.
13423 (sparc64-*-netbsd*): New target.
13424 * config/sparc/netbsd-elf.h: New file.
13425 * config/sparc/t-netbsd64: New file.
13427 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
13429 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
13431 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
13433 * doc/invoke.texi: explicitly list the style guidelines that
13434 -Weffc++ checks for.
13436 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
13438 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
13440 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
13443 * gcc.c (cpp_unique_options): Treat -o as indicating object file
13444 only if not -E. If -E, pass -o through to the preprocessor.
13446 2002-02-19 Kazu Hirata <kazu@hxi.com>
13448 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
13449 register number with an appropriate macro.
13451 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
13453 * doc/rtl.texi (Constants): Close @code tag.
13455 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
13457 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
13458 ("mmx_uavgv4hi3"): Same.
13459 ("pmulhrwv4hi3"): Same.
13461 * tree-inline.c (walk_tree): Handle vectors.
13463 * c-common.c (constant_expression_warning): Handle vectors.
13464 (overflow_warning): Same.
13466 * sched-deps.c (sched_analyze_2): Handle vectors.
13468 * rtlanal.c (rtx_unstable_p): Handle vectors.
13469 (rtx_varies_p): Same.
13470 (count_occurrences): Same.
13471 (regs_set_between_p): Same.
13472 (modified_between_p): Same.
13473 (modified_in_p): Same.
13474 (volatile_insn_p): Same.
13475 (volatile_refs_p): Same.
13476 (side_effects_p): Same.
13477 (may_trap_p): Same.
13478 (inequality_comparisons_p): Same.
13479 (replace_regs): Same.
13480 (computed_jump_p_1): Same.
13482 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
13484 (inner_mode_array): New.
13485 (copy_rtx): Handle vectors.
13486 (copy_most_rtx): Same.
13487 (rtx_equal_p): Same.
13488 (get_mode_alignment): Adjust for vectors.
13490 * resource.c (mark_referenced_resources): Handle vectors.
13491 (mark_set_resources): Same.
13493 * reload1.c (eliminate_regs): Handle vectors.
13494 (elimination_effects): Same.
13495 (scan_paradoxical_subregs): Same.
13497 * reload.c (subst_reg_equivs): Handle vectors.
13499 * regrename.c (scan_rtx): Handle vectors.
13501 * regclass.c (reg_scan_mark_refs): Handle vectors.
13503 * recog.c (find_single_use_1): Handle vectors.
13505 * local-alloc.c (equiv_init_varies_p): Handle vectors.
13506 (contains_replace_regs): Same.
13507 (memref_referenced_p): Same.
13509 * integrate.c (copy_rtx_and_substitute): Handle vectors.
13510 (subst_constants): Same.
13512 * genattrtab.c (attr_copy_rtx): Handle vectors.
13513 (encode_units_mask): Same.
13514 (clear_struct_flag): Same.
13515 (count_sub_rtxs): Same.
13517 * gcse.c (want_to_gcse_p): Handle vectors.
13518 (oprs_unchanged_p): Same.
13519 (hash_expr_1): Same.
13520 (oprs_not_set_p): Same.
13521 (expr_killed_p): Same.
13522 (compute_transp): Same.
13523 (store_ops_ok): Same.
13525 * function.c (purge_addressof_1): Do not allow paradoxical subregs
13527 (fixup_var_refs_1): Same.
13528 (instantiate_virtual_regs_1): Same.
13530 * fold-const.c (operand_equal_p): Handle vectors.
13532 (rtl_expr_nonnegative_p): Same.
13534 * flow.c (mark_used_regs): Handle vectors.
13536 * df.c (df_uses_record): Handle vectors.
13538 * cselib.c (cselib_subst_to_values): Handle vectors.
13539 (cselib_mem_conflict_p): Same.
13542 * cse.c (canon_reg): Handle vectors.
13544 (cse_process_notes): Same.
13545 (count_reg_usage): Same.
13546 (canon_hash): Same.
13548 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
13550 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
13552 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
13553 (gen_rtx): Handle CONST_VECTOR.
13554 (gen_const_vector_0): New.
13555 (copy_rtx_if_shared): CONST_VECTORs can be shared.
13556 (reset_used_flags): Same.
13557 (copy_insn_1): Same.
13558 (initializer_constant_valid_p): Handle VECTOR_CST.
13560 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
13562 * doc/rtl.texi (Constants): Document const_vector.
13563 (CONST0_RTX): Update for vectors.
13564 (RTL sharing): Same.
13566 * print-tree.c (print_node): Add case for VECTOR_CST.
13568 * tree.h (TREE_VECTOR_CST_ELTS): New.
13569 (struct tree_vector): New.
13570 (union tree_node): Add vector node.
13571 (build_vector): Add prototype.
13573 * tree.def (VECTOR_CST): New.
13575 * tree.c (build_vector): New.
13577 * expmed.c (make_tree): Handle CONST_VECTOR.
13579 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
13580 (CONST_VECTOR_ELT): New.
13581 (CONST_VECTOR_NUNITS): New.
13583 * machmode.h (GET_MODE_INNER): New.
13584 (DEF_MACHMODE): Accept 8th arg.
13586 * machmode.def: Add 8th argument for vector inner mode.
13587 Add inner vector modes for vectors.
13589 * rtl.def (VEC_CONST): Remove.
13590 (CONST_VECTOR): New.
13592 * expr.c (clear_storage): Allow vectors.
13593 (is_zeros_p): Handle VECTOR_CST.
13595 * varasm.c (output_constant_pool): Handle vectors.
13596 (rtx_const): Add veclo and vechi fields.
13597 (kind): Add RTX_VECTOR.
13598 (decode_rtx_const): Add case for vector.
13600 * config/rs6000/rs6000-protos.h: Add zero_constant.
13602 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
13603 constants. Force easy vector constants into memory.
13604 (easy_vector_constant): New.
13605 (emit_easy_vector_constant): New.
13606 (rs6000_legitimize_reload_address): Do not generate bad reloads on
13609 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
13611 ("altivec_lvxl"): Same.
13612 (altivec_lvebx): Same.
13613 (altivec_lvehx): Same.
13614 (altivec_lvewx): Same.
13615 ("*movv4si_const0"): New.
13616 ("*movv4sf_const0"): New.
13617 ("*movv8hi_const0"): New.
13618 ("*movv16qi_const0"): New.
13620 2002-02-18 Kazu Hirata <kazu@hxi.com>
13622 * config/h8300/h8300.c (notice_update_cc): Use
13625 2002-02-18 Kazu Hirata <kazu@hxi.com>
13627 * config/h8300/h8300.md (divmod patterns): Change the
13628 constraints for operands[1] to register_operand.
13630 2002-02-18 Kazu Hirata <kazu@hxi.com>
13632 * config/h8300/h8300-protos.h: Remove the prototype for
13634 * config/h8300/h8300.c (p_operand): Remove.
13635 * config/h8300/h8300.md: Replace p_operand with
13638 2002-02-18 Philip Blundell <pb@nexus.co.uk>
13640 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
13642 (output_return_instruction): Allow use of LDR to unstack
13643 return addresss even for interrupt handlers or when
13644 interworking. If compiling for ARMv5, use interworking-safe
13645 return instructions by default. Remove duplicated code and
13646 lengthy "strcat" sequences.
13648 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13650 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
13651 (LINK_EH_SPEC): Define.
13652 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
13654 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
13656 * config/s390/s390.c (s390_emit_prologue): Do not set the
13657 frame_related flag for call-clobbered registers.
13659 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
13661 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
13662 (construct_container): Fix handling of SSE operands.
13663 (ix86_expand_builtin): Fix handling of 64bit pointers.
13664 (mmx_maskmovq_rex): New pattern.
13666 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
13668 * regrename.c (kill_set_value): Handle subregs properly.
13670 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
13672 * objc/objc-act.c (handle_impent): Remove leading '*'
13673 from objc_class_name.
13675 2002-02-17 Richard Henderson <rth@redhat.com>
13677 * config/alpha/alpha.c (some_small_symbolic_operand,
13678 some_small_symbolic_operand_1, split_small_symbolic_operand,
13679 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
13680 Handle small SYMBOL_REFs anywhere, not just inside memories.
13681 * config/alpha/alpha-protos.h: Update.
13682 * config/alpha/alpha.h (PREDICATE_CODES): Update.
13683 * config/alpha/alpha.md (small symbolic operand splitter): Update.
13685 2002-02-17 Roland McGrath <roland@frob.com>
13687 * config.gcc (powerpc-*-gnu-gnualtivec*,
13688 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
13689 * config/rs6000/gnu.h: New file.
13690 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
13691 Grok "gnu" in rs6000_abi_name.
13692 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
13693 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
13694 Grok -mcall-gnu analogous to -mcall-linux et al.
13695 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
13696 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
13697 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
13699 2002-02-17 Jakub Jelinek <jakub@redhat.com>
13702 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
13705 2002-02-17 Philipp Thomas <pthomas@suse.de>
13707 * config/cris/cris.h: Undefine STARTFILE_SPEC and
13708 ENDFILE_SPEC before (re)defining them.
13710 2002-02-17 Kazu Hirata <kazu@hxi.com>
13712 * config/h8300/h8300.c: Fix formatting.
13713 * config/h8300/h8300.h: Likewise.
13715 2002-02-17 Philipp Thomas <pthomas@suse.de>
13717 * doc/tm.texi: Explain why empty strings should not be
13718 marked for translation.
13720 2002-02-17 Philipp Thomas <pthomas@suse.de>
13722 * final.c (output_operand_lossage): Changed to accept
13723 printf style arguments. Change calls where necessary.
13724 * output.h (output_operand_lossage): Change declaration
13725 accordingly. Update copyright.
13726 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
13727 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
13728 Update copyright date where necessary.
13730 * config/i386/i386.c (print_operand): Likewise. Remove use of
13733 * config/cris/cris.c (cris_operand_lossage): Likewise.
13734 Rename parameter so that exgettext recognizes it as
13735 translatable message.
13736 (LOSE_AND_RETURN): Rename parameter to msgid.
13738 2002-02-17 Kazu Hirata <kazu@hxi.com>
13740 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
13741 hard coded register number with an appropriate macro.
13742 (HARD_REGNO_MODE_OK): Likewise.
13743 (ARG_POINTER_REGNUM): Likewise.
13744 (STATIC_CHAIN_REGNUM): Likewise.
13745 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
13746 * config/h8300/h8300.md (define_constants): Define more
13749 2002-02-17 Philipp Thomas <pthomas@suse.de>
13751 * config/i386/i386.h: Don't mark empty strings for translation.
13753 2002-02-16 H.J. Lu <hjl@gnu.org>
13755 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
13757 2002-02-16 Zack Weinberg <zack@codesourcery.com>
13759 * cppinit.c (merge_include_chains): Check for brack being
13760 NULL before attempting to merge it with qtail.
13762 2002-02-16 Andrew Cagney <ac131313@redhat.com>
13764 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
13767 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13769 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
13771 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13773 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
13774 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
13775 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
13777 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13779 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
13780 now only if !TARGET_FIX.
13781 (*movsi_nt_vms_fix): New pattern.
13783 2002-02-16 Douglas B Rupp <rupp@gnat.com>
13785 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
13786 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
13787 (alpha_sa_mask, alpha_sa_size): Reflect above change.
13788 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
13789 (alpha_start_function, alpha_expand_epilogue): Likewise.
13790 (unicosmk_gen_dsib): Likewise.
13792 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13794 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
13796 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
13798 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
13799 check_and_change_labels, s390_final_chunkify): Delete.
13800 (s390_split_branches, s390_chunkify_pool): New functions.
13801 (s390_function_prologue): Call them.
13803 * config/s390/s390.h (S390_REL_MAX): Delete.
13804 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
13806 * config/s390/s390.md (cjump, icjump, jump): Fix length
13807 attribute calculation.
13810 2002-02-15 David Edelsohn <edelsohn@gnu.org>
13812 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
13813 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
13815 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
13817 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
13818 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
13819 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
13821 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
13823 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
13825 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
13827 * reload.c (find_dummy_reload): Check that an output register
13828 is valid for its mode.
13830 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
13832 * combine.c (known_cond): After replacing the REG of a SUBREG, try
13835 * function.c (assign_parms): Demote promoted argument passed by
13836 transparent reference.
13838 2001-02-14 Joel Sherrill <joel@OARcorp.com>
13840 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
13841 -Acpu() and -Amachine() to eliminate warnings.
13843 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13845 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
13847 2002-02-14 Kazu Hirata <kazu@hxi.com>
13849 * config/h8300/h8300-protos.h: Update the prototype for
13851 * config/h8300/h8300.c (const_costs): Treat SET as a little
13852 more expensive operation.
13853 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
13854 reference to const_costs.
13856 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
13858 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
13860 2002-02-14 Jakub Jelinek <jakub@redhat.com>
13863 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
13864 use arguments from newtype.
13866 2002-02-13 Eric Christopher <echristo@redhat.com>
13868 * config/mips/mips.c (override_options): Add check for march/mipsX
13869 on the same command line. Fix error message in cpu processing.
13870 Remove architecture and ISA checks.
13872 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
13874 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
13876 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
13878 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
13880 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
13882 ("*movv8hi_internal1"): Same.
13883 ("*movv16qi_internal1"): Same.
13884 ("*movv4sf_internal1"): Same.
13886 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
13887 not push_reload for altivec modes.
13889 2002-02-13 Joel Sherrill <joel@OARcorp.com>
13891 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
13892 all RTEMS targets including removal of #includes from config/*/rtems*.h
13893 file and adding them to tm_file setting. Added xm_defines=POSIX to
13895 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
13896 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
13897 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
13898 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
13899 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
13900 config/m68k/rtemself.h: Ditto.
13901 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
13902 config/mips/rtems64.h: Ditto.
13903 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
13904 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
13906 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
13907 config/sparc/rtemself.h: Ditto.
13908 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
13909 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
13910 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
13912 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
13913 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
13914 target made more similar to i386-elf.
13915 * config/i386/t-rtems-i386: Added soft float support and multilibs.
13916 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
13917 be similar to config/m68k/t-m68kelf.
13918 * gthr-rtems.h: Encapsulate with extern "C" for C++.
13920 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
13922 * regmove.c (kill_value): Handle subregs.
13924 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
13926 * i386.md (mul patterns): Allow memory operand to be first;
13927 add expanders where needed; fix constraints.
13928 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
13929 Allow memory operand to be the first.
13931 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
13934 2002-02-13 Jakub Jelinek <jakub@redhat.com>
13937 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
13940 2002-02-13 Jakub Jelinek <jakub@redhat.com>
13942 PR optimization/5547:
13943 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
13944 all valid IA-32 address modes involving non-scaled %ebx and
13945 GOT/GOTOFF as displacement.
13947 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
13949 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
13950 after emitting ltorg insns.
13952 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
13953 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
13954 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
13955 *abssf2): Fix "op_type" attribute.
13957 2002-02-13 Douglas B Rupp <rupp@gnat.com>
13959 * mkconfig.sh: Avoid using a subshell redirect.
13960 ($output.T): Change to $(output)T.
13961 (ENABLE_NLS): Remove unneeded undef.
13963 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
13964 * config/alpha/x-vms (libsubdir): Define.
13966 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
13967 register frame procedures. Optimize retrieving context.
13969 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
13970 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
13971 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
13973 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13975 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
13976 Make same change as for find_base_value.
13978 2002-02-13 Kazu Hirata <kazu@hxi.com>
13980 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
13981 of QImode and SImode.
13983 2002-02-13 Kazu Hirata <kazu@hxi.com>
13985 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
13986 length computation of movsi.
13987 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
13989 2002-02-13 Kazu Hirata <kazu@hxi.com>
13991 * config/h8300/h8300.md (subqi3): Tighten the predicate for
13992 operands[2] to register_operand.
13994 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
13996 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
13998 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
14000 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
14001 for altivec_lvx* and altivec_stvx*.
14002 ("*movv4si_internal"): Add constraint for loading from GPRs.
14003 ("*movv8hi_internal1"): Same.
14004 ("*movv16qi_internal1"): Same.
14005 ("*movv4sf_internal1"): Same.
14007 * config/rs6000/rs6000.c (altivec_register_operand): New.
14009 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
14010 altivec_register_operand.
14012 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
14014 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
14017 2002-02-13 Stan Shebs <shebs@apple.com>
14019 * c-typeck.c (digest_init): Handle vectors.
14020 (really_start_incremental_init): Same.
14021 (pop_init_level): Same.
14022 (process_init_element): Same.
14024 * varasm.c (output_constant): Same.
14026 * expr.c (clear_storage): Same.
14027 (store_constructor): Same.
14029 2002-02-12 Eric Christopher <echristo@redhat.com>
14031 * explow.c (hard_function_value): Add comment explaining
14032 signed/unsigned comparison.
14034 2002-02-12 Jakub Jelinek <jakub@redhat.com>
14036 * jump.c (never_reached_warning): Add finish argument.
14037 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
14038 real insn after end.
14039 * rtl.h (never_reached_warning): Adjust prototype.
14040 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
14041 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
14042 never_reached_warning.
14044 2002-02-12 Graham Stott <grahams@redhat.com>
14046 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
14048 2002-02-12 Kazu Hirata <kazu@hxi.com>
14050 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
14051 logical shifts on H8/300.
14052 (shift_alg_si): Improve several shifts on H8/300.
14053 (get_shift_alg): Likewise.
14055 2002-02-12 Graham Stott <grahams@redhat.com>
14057 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
14059 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14061 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
14062 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
14064 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
14066 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
14067 non-CONST_INT through default_assemble_integer.
14068 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
14069 <case 8>: Abort for CONST_DOUBLE.
14071 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
14073 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
14075 * config/pa/pa-linux.h (LIB_SPEC): Delete.
14076 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
14078 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
14080 * config/stormy16/stormy16.md (zero_extendqihi2): New.
14082 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
14084 * regrename.c (regrename_optimize): Don't accept a
14085 part-clobbered register if the replaced register is not part
14088 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
14089 take padding into account when computing the argument value.
14091 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
14093 * combine.c (try_combine): Apply substitutions in
14094 CALL_INSN_FUNCTION_USAGE too.
14096 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
14098 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
14099 __builtin_altivec_abs*.
14102 * config/rs6000/rs6000.h (rs6000_builtins): Add
14103 ALTIVEC_BUILTIN_ABS*.
14105 * config/rs6000/altivec.h: Use const char for builtins expecting
14107 (vec_abs): New versions for C and C++.
14110 2002-02-10 Kazu Hirata <kazu@hxi.com>
14112 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
14115 2002-02-10 Kazu Hirata <kazu@hxi.com>
14117 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
14118 constant definition from h8300.md.
14119 (FRAME_POINTER_REGNUM): Likewise.
14120 * config/h8300/h8300.md (define_constants): Add FP_REG.
14122 2002-02-10 Kazu Hirata <kazu@hxi.com>
14124 * config/h8300/h8300.c (print_operand): Remove redundant code.
14126 2002-02-10 Kazu Hirata <kazu@hxi.com>
14128 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
14129 * config/h8300/h8300.c (byte_reg): Make it static.
14131 2002-02-10 Richard Henderson <rth@redhat.com>
14134 * c-typeck.c (incomplete_type_error): Handle flexible array members.
14136 2002-02-10 Richard Henderson <rth@redhat.com>
14139 * tree.c (append_random_chars): Don't abort if main_input_filename
14142 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
14144 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
14146 2002-02-10 Kazu Hirata <kazu@hxi.com>
14148 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
14149 (pushhi1): Likewise.
14151 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
14153 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
14154 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
14156 2002-02-09 David O'Brien <obrien@FreeBSD.org>
14158 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
14160 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
14162 2002-02-09 Kazu Hirata <kazu@hxi.com>
14164 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
14165 a half of an SImode register on H8/300.
14167 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
14169 * i386.md (movdi_2): Add missing '!'.
14171 2002-02-09 Kazu Hirata <kazu@hxi.com>
14173 * config/h8300/h8300.h: Fix formatting. Remove commented-out
14176 2002-02-09 Kazu Hirata <kazu@hxi.com>
14178 * config/h8300/h8300.md (length): Correct the distance valid
14179 for the short branch.
14181 2002-02-09 Kazu Hirata <kazu@hxi.com>
14183 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
14185 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
14187 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
14188 registers in SImode.
14189 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
14192 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
14195 Contribute sh64-elf.
14196 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
14197 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
14198 (sh_cannot_modify_jumps_p): New function.
14199 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
14200 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
14201 (sh_ms_bitfield_layout_p): New function.
14202 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
14203 Zack Weinberg <zack@codesourcery.com>
14204 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
14205 expand_simple_binop instead of expand_binop.
14206 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
14207 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
14208 use of .quad and .uaquad.
14209 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
14210 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
14211 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14212 * config/sh/sh.md (movdi_const, movdi_const_32bit,
14213 movdi_const_16bit): Make sure all CONSTs have modes.
14214 (sym2PIC): Ditto, but by adjusting all callers.
14215 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
14216 if the prologue calls the SHmedia argument decoder or register
14218 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14219 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
14220 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
14221 (sh_expand_epilogue): Don't emit USE of return target register.
14222 (prepare_move_operands): Legitimize DImode PIC addresses.
14223 (sh_media_register_for_return): Skip tr0, used to initialize the
14225 (sh_expand_prologue): Remove explicit USE of return register.
14226 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
14227 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
14228 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
14229 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
14230 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
14231 EXTRA_CONSTRAINT_T.
14232 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
14233 (MOVI_SHORI_BASE_OPERAND_P): New.
14234 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
14235 (EXTRA_CONSTRAINT_T): Define in terms of them.
14236 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
14237 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
14238 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
14239 alternatives supporting TARGET_REGS.
14240 (UNSPEC_GOTPLT): New constant.
14241 (movdi split): Move incrementing of LABEL_NUSES...
14242 (movdi_const, movdi_const_32bit): Here. Use
14243 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
14244 (movdi_const_16bit): New.
14245 (call, call_value) [flag_pic]: Use GOTPLT.
14246 (call_pop, call_value_pop): New expands.
14247 (call_pop_compact, call_pop_rettramp): New insns.
14248 (call_value_pop_compact, call_value_pop_rettramp): New insns.
14249 (sibcall) [flag_pic]: Use GOT.
14250 (builtint_setjmp_receiver): Remove bogus, unused expand.
14251 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
14252 (*pt, *ptb, ptrel): New insns.
14253 (sym2GOT): Handle DImode GOT.
14254 (sym2GOTPLT, symGOTPLT2reg): New expands.
14255 (sym2PIC): New expand.
14256 (shcompact_return_tramp): Use GOTPLT to return trampoline.
14257 (shcompact_return_tramp_i): Use return register explicitly.
14258 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
14259 disable flag_reorder_blocks.
14260 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
14261 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
14262 clobbers, for clarity.
14263 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
14264 restoring of r0 in macl as MAYBE_DEAD.
14265 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
14266 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
14267 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
14268 alter_subreg all over.
14269 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
14270 reload, instead of emitting instructions that would require
14272 (casesi_load_media): Add missing modes.
14273 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
14274 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
14275 as used if the argument decoder is called.
14276 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
14277 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
14278 Pmode, then extend it to DImode if necessary.
14279 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
14280 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
14281 constants in FPU-enabled SHmedia, let them be loaded from memory.
14282 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
14283 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
14284 Adjust whitespace in assembly output templates.
14285 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
14286 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
14287 mode of if_then_else.
14288 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
14289 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
14291 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
14292 Joern Rennecke <amylaar@redhat.com>
14293 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
14294 (SUBTARGET_CPP_PTR_SPEC): New.
14295 (SUBTARGET_CPP_SPEC): Remove.
14296 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
14297 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
14298 Fix typo in previous checkin.
14299 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
14300 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
14301 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
14302 Alexandre Oliva <aoliva@redhat.com>
14303 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
14304 what single FP register can hold for SHmedia target.
14305 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
14306 Alexandre Oliva <aoliva@redhat.com>
14307 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
14308 Do not split into SUBREG.
14309 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
14310 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
14311 and added new functions as specified in SH5 ABI r9.
14312 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
14313 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
14315 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
14316 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
14317 gen_consttable_4 and gen_consttable_8. Emit multiple labels
14318 and consttable_window_ends.
14319 2001-06-03 Graham Stott <grahams@redhat,com>
14320 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
14321 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
14322 * config/sh/sh.c (print_operand): Handle floating-point pair,
14323 vector and matrix registers.
14324 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
14325 vector modes into account.
14326 * config/sh/sh.md (movv2sf): Split move between registers into
14328 (movv4sf, movv16sf): Introduce insns that get split only after
14330 * config/sh/shmedia.h: Fix Copyright dates.
14331 * config/sh/ushmedia.h: Likewise. Move loop counter
14332 declarations into conditionals that uses them.
14333 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
14335 * config/sh/sshmedia.h: Fix Copyright dates.
14336 (sh_media_PUTCFG): Fix constraints.
14337 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
14338 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
14339 ptrmemfunc_vbit_in_delta for SH5.
14340 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
14341 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
14342 * invoke.texi: Likewise.
14343 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
14344 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
14345 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
14346 GCC_pop_shmedia_regs_nofpu): New global symbols.
14347 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
14348 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
14349 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
14350 compact function with nonlocal labels.
14351 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
14352 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
14353 (initial_elimination_offset): Account for their stack space.
14354 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
14355 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
14356 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
14357 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
14358 least one of the operands to be a register.
14359 (movv2sf): Likewise. Renamed to movv2sf_i.
14360 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
14361 prepare_move_operands() before emitting SHmedia insns.
14362 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
14363 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
14364 Don't save nor initialize r12. Don't mis-align the stack.
14365 Pad the code with a nop.
14366 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
14368 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
14369 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
14370 [__SHMEDIA__]: Implement.
14371 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
14372 * config/sh/sh.md: Set latency of `pt' closer to reality.
14373 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
14374 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
14375 Set move, load and store type attributes.
14376 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
14377 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
14379 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
14380 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
14381 * config/sh/sh.c (sh_media_register_for_return): New function.
14382 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
14383 branch-target register.
14384 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
14385 * config/sh/sh.md (return_media_i): Use any call-clobbered
14386 branch-target register.
14387 (return_media): If r18 wasn't copied in the prologue, copy it
14389 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
14390 Clear class FP0_REGS.
14391 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
14393 2001-03-08 DJ Delorie <dj@redhat.com>
14394 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
14395 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
14396 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
14397 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
14398 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
14399 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
14400 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
14401 return value correctly for call_cookie.
14402 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
14403 * config/sh/crt1.asm (start): Modified so as to call
14404 ___setup_argv_and_call_main.
14405 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
14406 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
14408 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
14409 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
14410 (STRIP_NAME_ENCODING): Use it.
14411 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
14412 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
14413 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
14414 prepare_scc_operands().
14415 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
14416 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
14417 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
14418 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
14419 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
14420 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
14421 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
14422 used in shcompact_incoming_args.
14423 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
14425 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
14427 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
14428 Adjust accordingly.
14429 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
14430 Simplify. Adjust. Add sanity check.
14431 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
14433 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
14435 (udivsi3, divsi3): Use them.
14436 (force_mode_for_call): New insn.
14437 (call, call_value, sibcall_value): Emit it before SHcompact
14439 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
14440 * config/sh/sh.md (call, call_value, sibcall): Make sure the
14441 call cookie is non-NULL before taking its value.
14442 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
14443 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
14444 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
14445 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
14447 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
14448 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
14449 temporary for stack adjusts. Use MACL and MACH to pass
14450 arguments to shcompact_incoming_args.
14451 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
14453 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
14454 (nested_trampoline): Load static chain address into r1.
14455 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
14456 2001-01-07 Alexandre Oliva <aoliva@redhat.com
14457 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
14458 fp_arith_reg_operand().
14459 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
14460 * config/sh/sh.md (casesi): Sign-extend the first two operands,
14461 and use signed compares for them.
14462 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
14463 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
14464 ones properly aligned.
14465 (find_barrier): Account for extra alignment needed for 8-byte wide
14467 (machine_dependent_reorg): Require a label for the second 4-byte
14468 constant after an 8-byte one.
14469 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
14471 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
14472 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
14473 last_float when switching float modes.
14474 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
14475 auto-increment for general-purpose registers.
14476 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
14478 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
14480 * config/sh/sh.c (sh_builtin_saveregs): Support using all
14481 registers for varargs.
14482 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14483 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
14484 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
14485 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
14486 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
14487 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
14488 call_cookie accordingly.
14489 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
14490 (SHCOMPACT_BYREF): Likewise.
14491 (SHCOMPACT_FORCE_ON_STACK): New macro.
14492 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
14493 (sh_builtin_saveregs): Likewise.
14494 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14495 shcompact_incoming_args): Use new shift values. Support
14496 sequences of consecutive and non-consecutive pushes/pops.
14497 * config/sh/sh.md (return): Don't explicitly use PR_REG.
14498 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
14499 * config/sh/sh.h (TEXT_SECTION): Define.
14500 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
14501 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
14502 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
14503 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
14504 return values on FPU-enabled SHmedia.
14505 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
14506 FPU-enabled SHmedia.
14507 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
14508 value is returned in a non-FP reg and is not returned by
14510 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
14512 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
14513 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
14514 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
14515 quad-aligned to be passed by callee-copy reference.
14516 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14517 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
14518 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
14519 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
14520 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
14521 copying low-numbered FP regs to r7 and r8.
14522 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
14523 FP regs to general-purpose regs only if the copy was passed on the
14525 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
14526 copying FP reg to r9.
14527 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
14528 copy FP regs to general-purpose regs only in outgoing calls.
14529 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
14530 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
14532 * config/sh/sh.h (struct sh_args): Document all fields.
14533 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
14534 passed partially on the stack should not consider making
14536 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
14537 stack_regs only for incoming calls. When passing FP args,
14538 make sure there are FP regs available before modifying
14540 (SHCOMPACT_BYREF): Pass double args in general-purpose
14541 registers by reference.
14542 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
14543 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
14544 attempt to generate sibcalls if the caller got any arguments
14546 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
14547 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
14548 to 8-byte boundaries.
14549 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
14550 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
14551 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
14552 stored in the stack.
14553 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
14554 for the offsets to have the ISA bit set.
14555 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
14556 invocation. Use beq instead of bgt to mark end of sequence of
14558 (shcompact_incoming_args): Fix store of r2. Use beq instead of
14559 bgt to mark end of sequence of stores.
14560 * config/sh/sh.c (arith_operand): Don't check whether
14561 CONST_OK_FOR_J for now.
14562 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
14563 instead of long for conversion.
14564 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
14565 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
14566 before passing it to fprintf.
14567 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
14568 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
14569 Call set_fpscr before reading/writing SR.
14570 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
14572 * config/sh/lib1funcs.asm: Add `.align 2' directives before
14574 (FMOVD_WORKS): Define on SH5 with FPU.
14575 (set_fpscr): Define on SH5. Remove separate _fpscr_values
14577 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
14579 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
14580 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
14582 (ia_main_table): Ditto.
14583 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
14584 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
14585 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
14586 the definitions from sh.h.
14587 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
14589 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
14590 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
14591 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
14592 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
14593 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
14594 Increment LABEL_NUSES.
14596 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
14598 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
14600 * config/sh/elf.h (SIZE_TYPE): Likewise.
14601 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
14602 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14603 shcompact_incoming_args): Load switch table addresses using
14605 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
14606 (NO_BUILTIN_SIZE_TYPE): Define.
14607 (SIZE_TYPE): Don't define.
14608 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
14609 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
14610 definition of __SH5__=32 for -m5-compact-nofpu.
14611 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
14613 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
14614 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
14615 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
14616 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
14617 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
14618 (INSN_LENGTH_ALIGNMENT): Likewise.
14619 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14620 * config/sh/sh.md (call, call_value, sibcall): Simplify
14621 copying of non-branch-target register.
14622 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14623 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
14624 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
14625 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14626 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
14627 floating-point values as structs.
14628 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
14629 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
14630 general-purpose register.
14631 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
14632 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
14633 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
14634 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
14635 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
14636 (ENCODE_SECTION_INFO): Enclose variables and constants in
14638 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
14639 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
14640 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
14641 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
14642 only for LABEL_REFs. For SYMBOL_REFs, prepend
14643 SH_DATALABEL_ENCODING to the symbol name.
14644 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
14646 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
14647 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
14649 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
14650 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
14651 (DATALABEL_REF_P): Don't require CONST.
14652 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
14654 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
14655 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
14657 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
14658 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
14659 Use shallow_copy_rtx and PUT_MODE to change the mode of
14660 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
14661 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
14662 on SHmedia using GENERAL_REGs.
14663 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
14664 bltu_media_i): Fix reversion of conditions.
14665 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
14666 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
14667 * config/sh/sh.c (output_far_jump): Save r13 in macl.
14668 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
14669 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
14670 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
14671 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
14672 (GCC_nested_trampoline): Likewise.
14673 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
14674 * config/sh/sh.c (gen_datalabel_ref): Define.
14675 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
14676 (INITIALIZE_TRAMPOLINE): Likewise.
14677 (TRAMPOLINE_ADJUST_ADDRESS): Define.
14678 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
14679 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
14680 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
14681 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
14682 (ic_invalidate): Adjust for SH5.
14683 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
14684 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
14685 _nested_trampoline.
14686 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
14687 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
14688 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
14689 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
14690 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
14691 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
14692 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
14693 * config/sh/sh.c (target_reg_operand): Match only target-branch
14694 registers and pseudos that aren't virtual registers.
14695 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
14696 Copy operands that don't match target_reg_operand to pseudos.
14697 (call_media, call_value_media, sibcall_media): Use
14698 target_reg_operand instead of target_operand.
14699 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
14700 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
14701 * config/sh/sh.c (target_reg_operand): Match hardware registers
14702 other than branch-target registers.
14703 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
14704 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
14705 (fpscr_values) [SH5 == 32]: Define.
14706 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
14707 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
14708 Handle function addresses coming in SUBREGs.
14709 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
14710 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14711 shcompact_return_trampoline): Use datalabel where appropriate.
14712 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
14713 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
14714 general-purpose register to copy one branch-target register to
14716 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
14717 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
14718 SYMBOL_REFs with VOIDmode.
14719 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
14720 bltu_media_i): New insns.
14721 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
14722 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
14723 (INIT_CUMULATIVE_ARGS): Likewise.
14724 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
14725 * machmode.def (V16SFmode): New mode.
14726 * c-common.c (type_for_mode): Support V2SF and V16SF.
14727 * tree.c (build_common_tree_nodes_2): Likewise.
14728 * tree.h (tree_index): Likewise.
14729 * calls.c (emit_call_1): Take args_so_far. Adjust all
14730 callers. Introduce CALL_POPS_ARGS.
14731 * tm.texi (CALL_POPS_ARGS): Document.
14732 * config/sh/crt1.asm: Implement in SHmedia mode.
14733 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
14734 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
14735 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
14736 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
14737 Implement divsi and udivsi in SHmedia mode. Introduce
14738 SHcompact trampolines.
14739 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
14741 (regno_reg_class): Rewrite.
14742 (fp_reg_names): Remove.
14743 (sh_register_names, sh_additional_register_names): New.
14744 (print_operand): Added `u'. Support SUBREGs in addresses.
14745 Add parentheses around shifted CONSTs.
14746 (output_file_start): Output .mode and .abi directives.
14747 (shiftcosts, addsubcosts, multcosts): Adjust.
14748 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
14749 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
14750 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
14751 bytes, not registers. Take into account the need for the
14752 SHcompact incoming args trampoline. Adjust all callers.
14753 (sh_expand_prologue): Take stack_regs into account. Call
14754 incoming args trampoline. Keep stack aligned as per SH5 ABI.
14755 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
14756 stack aligned as per SH5 ABI.
14757 (sh_builtin_saveregs): Support SH5 ABI.
14758 (sh_build_va_list, sh_va_start): Likewise.
14759 (initial_elimination_offset): Take alignment into account.
14760 Compute location of PR according to the SH5 stack frame.
14761 (arith_reg_operand): Reject branch-target registers.
14762 (shmedia_6bit_operand): New.
14763 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
14764 (target_reg_operand): Match DImode only. Accept SUBREGs.
14765 (target_operand): New.
14766 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
14767 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
14768 SIBCALL_REGS for SHmedia.
14769 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
14770 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
14771 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
14772 (TARGET_SWITCHES): New SH5 flags.
14773 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
14774 VALID_REGISTER_P to disable unsupported registers.
14775 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
14776 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
14777 (FUNCTION_ARG_PADDING): Define.
14778 (FASTEST_ALIGNMENT): Adjust.
14779 (SH_REGISTER_NAMES_INITIALIZER): New.
14780 (sh_register_names): Declare.
14781 (DEBUG_REGISTER_NAMES): Define.
14782 (REGISTER_NAMES): Define based on sh_register_names.
14783 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
14784 (sh_additional_register_names): Declare.
14785 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
14786 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
14787 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
14788 (REGISTER_NATURAL_MODE): Define.
14789 (FIRST_PSEUDO_REGISTER): Adjust.
14790 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
14791 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
14792 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
14793 (VECTOR_MODE_SUPPORTED_P): Define.
14794 (REG_CLASS_CONTENTS): Adjust.
14795 (SMALL_REGISTER_CLASSES): Adjust.
14796 (REG_ALLOC_ORDER): Adjust.
14797 (INDEX_REG_CLASS): Adjust.
14798 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
14799 (CONST_OK_FOR_LETTER_P): Adjust.
14800 (PREFERRED_RELOAD_CLASS): Adjust.
14801 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
14802 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
14803 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
14804 (FIRST_FP_PARM_REG): Adjust.
14805 (CALL_POPS_ARGS): Define.
14806 (FUNCTION_ARG_REGNO_P): Adjust.
14807 (struct sh_args): New fields.
14808 (GET_SH_ARG_CLASS): Adjust.
14809 (INIT_CUMULATIVE_ARGS): Adjust.
14810 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
14811 (FUNCTION_ARG_ADVANCE): Adjust.
14812 (FUNCTION_ARG): Adjust.
14813 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
14814 (FUNCTION_ARG_CALLEE_COPIES): Define.
14815 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
14816 (STRICT_ARGUMENT_NAMING): Define.
14817 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
14818 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
14819 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
14820 (SETUP_INCOMING_VARARGS): Adjust.
14821 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
14822 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
14823 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
14824 (SUBREG_OK_FOR_INDEX_P): Adjust.
14825 (EXTRA_CONSTRAINT_S): Update.
14826 (EXTRA_CONSTRAINT_T): New.
14827 (EXTRA_CONSTRAINT): Adjust.
14828 (GO_IF_LEGITIMATE_INDEX): Adjust.
14829 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
14830 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
14831 (MOVE_MAX): Adjust.
14832 (MAX_MOVE_MAX): Define.
14834 (CONST_COSTS): Adjust.
14835 (REGISTER_MOVE_COST): Adjust.
14836 (BRANCH_COST): Adjust.
14837 (TEXT_SECTION_ASM_OP): Adjust.
14838 (DBX_REGISTER_NUMBER): Adjust.
14839 (ASM_OUTPUT_DOUBLE_INT): New.
14840 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
14841 (PREDICATE_CODES): Adjust.
14842 (PROMOTE_MODE): Adjust.
14843 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
14844 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
14845 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
14846 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
14847 (DR0_REG, DR2_REG, DR4_REG): Renumber.
14848 (TR0_REG, TR1_REG, TR2_REG): New.
14849 (XD0_REG): Renumber.
14850 (UNSPEC_COMPACT_ARGS): New.
14851 (type): Added pt and ptabs.
14852 (length): Default to 4 on SHmedia. Default pt length to 12
14853 and 20 on SHmedia32 and SHmedia64, respectively.
14854 (pt): New function unit.
14855 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
14856 Add whitespace between operands of SHmedia instructions.
14858 (adddi3_media, addsi3_media): Adjust constraints.
14859 (subsi3) [SHmedia]: Force operand 1 into a register.
14860 (udivsi3_i1_media, udivsi3_i4_media): New.
14861 (udivsi3): Support SHmedia.
14862 (divsi3_i1_media, divsi3_i4_media): New.
14863 (divsi3): Support SHmedia.
14864 (anddi3, iordi3, xordi3): Adjust constraints.
14865 (zero_extendhidi2, zero_extendqidi2): New.
14866 (extendsidi2, extendhidi2, extendqidi2): New.
14867 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
14868 (pop_e, pop_fpul, pop_4): Likewise.
14869 (movsi_media): Support FP and BT registers.
14870 (movsi_media_nofpu): New. Adjust splits to DImode.
14871 (lduw, ldub): Renamed to zero_extend* above.
14872 (movqi_media): Fix typo.
14873 (movdi_media): Support FP and BT registers.
14874 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
14875 (movdi_const_32bit): New.
14876 (shori_media): Require immediate operand. Use `u' for output.
14877 (movdf_media, movsf_media): Simplified.
14878 (movdf_media_nofpu, movsf_media_nofpu): New.
14879 (movdf, movsf): Adjust
14880 (movv2sf, movv2sf, movv16sf): New.
14881 (beq_media, beq_media_i): Adjust constraints. Don't use
14882 scratch BT register.
14883 (bne_media, bne_media_i): Likewise.
14884 (bgt_media, bgt_media_i): Likewise.
14885 (bge_media, bge_media_i): Likewise.
14886 (bgtu_media, bgtu_media_i): Likewise.
14887 (bgeu_media, bgeu_media_i): Likewise.
14888 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
14889 bunordered): Emit jump insn. Force operands to registers when
14891 (jump_media, jump): Simplify.
14892 (call_compact, call_compact_rettramp): New.
14893 (call_value_compact, call_value_compact_rettramp): New.
14894 (call_media, call_value_media): Simplify.
14895 (sibcall_compact, sibcall_media): New.
14896 (call, call_value): Adjust for SHmedia and SHcompact.
14897 (sibcall, sibcall_value, untyped_call): Likewise.
14898 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
14899 (indirect_jump): Adjust for SHmedia.
14900 (casesi_jump_media): New.
14901 (nop): Re-enable for SHmedia.
14902 (call_site): Restrict to SH1.
14903 (casesi): Adjust for SHmedia.
14904 (casesi_shift_media, casesi_load_media): New.
14905 (return): Explicitly use PR register. Call return trampoline
14907 (return_i): Explicitly use PR register.
14908 (shcompact_return_tramp, shcompact_return_tramp_i): New.
14909 (return_media): Adjust.
14910 (shcompact_incoming_args): New.
14911 (epilogue): Adjust.
14912 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
14913 (movstrsi): Disable on SH5.
14914 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
14915 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
14916 (subsf3, subsf3_media): Likewise.
14917 (mulsf3, mulsf3_media, mac_media): Likewise.
14918 (divsf3, divsf3_media): Likewise.
14919 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
14920 (floatsisf2, fux_truncsfsi2): Likewise.
14921 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
14923 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
14924 (cmpunsf_media, cmpsf): Likewise.
14925 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
14926 (abssf2, abssf2_media): Likewise.
14927 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
14928 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
14929 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
14930 (floatsidf2, fix_truncdfsi2): Likewise.
14931 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
14933 (cmpeqdf_media, cmpgtdf_media): Likewise.
14934 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
14935 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
14936 (absdf2, absdf2_media): Likewise.
14937 (extendsfdf2, extendsfdf2_media): Likewise.
14938 (truncsfdf2, truncsfdf2_media): Likewise.
14939 * config/sh/sh64.h: New file.
14940 * config/sh/t-sh64: New file.
14941 * config/sh/shmedia.h: New file.
14942 * config/sh/ushmedia.h: New file.
14943 * config/sh/sshmedia.h: New file.
14944 * configure.in: Added sh64-*-elf.
14945 * configure: Rebuilt.
14946 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
14947 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
14948 (reg_class_from_letter): Use `b' for TARGET_REGS.
14949 (print_operand): Support `%M', `%m', `AND' and
14950 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
14951 (andcosts): Adjust for SHmedia.
14952 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
14954 (target_reg_operand): New function.
14955 * config/sh/sh-protos.h (target_reg_operand): Declare.
14956 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
14957 FP registers on SH5.
14958 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
14960 (TARGET_REGISTER_P): New macro.
14961 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
14962 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
14963 (EXTRA_CONSTRAINT_S): New macro.
14964 (EXTRA_CONSTRAINT): Adjust.
14965 (FLOAT_TYPE_SIZE): Define to 32.
14966 (Pmode): DImode on SHmedia.
14967 (CONST_COSTS): Adjust for SHmedia literals.
14968 (PREDICATE_CODES): Added target_reg_operand.
14969 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
14970 * config/sh/sh.md: Remove all attrs from SHmedia insns.
14971 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
14972 (cmpdi): Accept SHmedia.
14973 (movdicc_false, movdicc_true): New insns.
14974 (movdicc): New expand.
14975 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
14977 (addsi3_media): Match `S' constraint.
14978 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
14979 (negdi2): Expand for SHmedia.
14980 (one_cmpldi2): New expand.
14981 (zero_extendsidi2): Change from expand to insn.
14982 (extendsidi2): Add constraints.
14983 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
14984 LD/ST address. Fix SI immediate loading split.
14985 (movhi_media, movqi_media, lduw, ldub): New insns.
14986 (movhi, movqi): Accept SHmedia.
14987 (shori_media, movdi_media): Relax input constraints. Split
14988 symbolic constants.
14989 (movdf_media, movsf_media): New insn. New split to movdi.
14990 (movdf, movsf): Match on SHmedia.
14991 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
14992 bgeu_media): New insns and splits. New insns with `_i' suffix.
14993 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
14994 (bunordered): New expand.
14995 (jump_compact): Renamed from `jump'.
14996 (jump_media): New insn.
14997 (jump): New expand.
14998 (call_media, call_value_media): New insns.
14999 (call, call_value): Adjust.
15000 (indirect_jump_compact): Renamed from `indirect_jump'.
15001 (indirect_jump_media): New insn.
15002 (indirect_jump): New expand.
15003 (untyped_call, return): Accept SHmedia.
15004 (return_media): New insn.
15005 (prologue, epilogue, blockage): Accept SHmedia.
15006 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
15007 (sunordered): New expand.
15008 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
15009 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
15010 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
15011 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
15012 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
15013 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
15014 abssf2_media): New insns.
15015 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
15016 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
15017 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
15018 floatdidf2, floatsidf2_media, fix_truncdfdi2,
15019 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
15020 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
15021 absdf2_media): New insns.
15022 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
15023 (extendsfdf2_media, truncdfsf2_media): New insns.
15024 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
15025 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
15026 * config/sh/sh.h (CONST_OK_FOR_J): Document.
15027 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
15028 * config/sh/sh.md (adddi3): New expand.
15029 (adddi3_media, adddi3z_media): New insns.
15030 (adddi3_compact): Renamed from adddi3.
15031 (addsi3_media): Use add.l r63 to add constant zero.
15032 (subdi3): New expand.
15033 (subdi3_media): New insn.
15034 (subdi3_compact): Renamed from subdi3.
15035 (mulsidi3): New expand.
15036 (mulsidi3_media): New insn.
15037 (mulsidi3_compact): Renamed from mulsidi3.
15038 (umulsidi3): New expand.
15039 (umulsidi3_media): New insn.
15040 (umulsidi3_compact): Renamed from umulsidi3.
15041 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
15042 (ashlsi3, ashrsi3, lshrsi3): Use them.
15043 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
15044 (ashldi3, ashrdi3, lshrdi3): Use them.
15045 (zero_extendsidi2): New expand.
15046 (extendsidi2): New insn.
15047 (movsi_media): New insn. Split to movdi to load constants.
15048 (movsi): Enable for shmedia.
15049 (movdi_media): New insn. Use shori_media to load wide constants.
15050 (short_media): New insn.
15051 (movdi): Enable for shmedia.
15052 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
15053 * config/sh/sh.h (CPP_SPEC): Added `m5'.
15054 (SUBTARGET_CPP_SPEC): Added `!m5'.
15055 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
15056 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
15057 to all other SH variants.
15058 (TARGET_DEFAULT): Set to SH1_BIT.
15059 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
15060 (BITS_PER_WORD): Raise to 64 on shmedia.
15061 (MAX_BITS_PER_WORD): Change to 64.
15062 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
15063 (INT_TYPE_SIZE): Keep as 32.
15064 (UNITS_PER_WORD): Raise to 8 on shmedia.
15065 (MIN_UNITS_PER_WORD): Keep as 4.
15066 (POINTER_SIZE): Raise to 64 on shmedia.
15067 (CONST_OK_FOR_J): New macro.
15068 (CONST_OK_FOR_LETTER_P): Use it.
15069 (processor_type): Add PROCESSOR_SH5.
15070 * config/sh/sh.md: Conditionalize all expands, insns and
15071 splits to TARGET_SH1.
15073 (addsi3_compact): Renamed from...
15074 (addsi3): Now an expand.
15075 (addsi3_media, subsi3_media): New insns.
15076 (subsi3): Don't negate constants with SHmedia.
15078 * hooks.c: New file.
15079 * hooks.h: New file.
15080 * Makefile.in (HOOKS_H): New.
15081 (TARGET_DEF_H): Added $(HOOKS_H).
15082 (OBJS): Added hooks.o.
15083 (cfgcleanup.o, bb-reorder.o): Added target.h.
15084 (hooks.o): Added dependencies.
15085 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
15086 (TARGET_INITIALIZER): this.
15087 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
15088 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
15089 * bb-reorder.c: Include target.h.
15090 (reorder_basic_blocks): Skip if cannot modify jumps.
15091 * cfgcleanup.c: Include target.h.
15092 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
15094 2002-02-08 Chris Demetriou <cgd@broadcom.com>
15096 * config/mips/mips.md (casesi_internal, casesi_internal_di):
15097 Protect jump delay slot instructions with .set noreorder and
15100 2002-02-08 Chris Demetriou <cgd@broadcom.com>
15102 * config/mips/mips.md (casesi_internal_di): Calculate
15103 the index into the target offset table correctly.
15105 2002-02-08 Richard Henderson <rth@redhat.com>
15107 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
15108 * final.c (output_addr_const): Accept and discard SUBREG.
15109 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
15110 mark them unknown instead.
15111 (simplify_subtraction): Handle RTX_UNKNOWN.
15112 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
15114 2002-02-08 David Edelsohn <edelsohn@gnu.org>
15116 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
15118 2002-02-08 Richard Henderson <rth@redhat.com>
15120 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
15122 2002-02-08 Andreas Jaeger <aj@suse.de>
15124 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
15125 * config/i386/t-linux64: New file.
15127 2002-02-08 Jakub Jelinek <jakub@redhat.com>
15129 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
15130 * c-parse.in (compstmt): Clear last_expr_type.
15132 2002-02-07 Richard Henderson <rth@redhat.com>
15134 * loop.c (strength_reduce): Sink final_value when not
15137 2002-02-07 David O'Brien <obrien@FreeBSD.org>
15139 * config/sparc/freebsd.h: Fix mismatched spec {.
15141 2002-02-07 Richard Henderson <rth@redhat.com>
15143 * cfgrtl.c: Include recog.h and insn-config.h.
15144 (keep_with_call_p): Fix general_operand invocation.
15145 * Makefile.in (cfgrtl.o): Update dependencies.
15147 2002-02-07 Kazu Hirata <kazu@hxi.com>
15149 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
15150 comment. Accept HImode only if TARGET_H8300.
15152 2002-02-07 Eric Christopher <echristo@redhat.com>
15154 * config/mips/crtn.asm: Cleanup #ifdefs.
15156 2002-02-07 Eric Christopher <echristo@redhat.com>
15158 * config/mips/crti.asm: Add changes for mips16. mips16 uses
15159 register 7 as RA instead of $31.
15160 * config/mips/crtn.asm: Ditto.
15161 * config/mips/mips.c (mips_move_2words): Add case for
15162 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
15163 (compute_frame_size): Fix typo.
15164 (save_restore_insns): Ditto. Make documentation about using
15165 register $7 as return register more precise.
15166 (mips_expand_epilogue): Fix comment. Add code to work around not
15167 being able to add to the stack pointer directly.
15168 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
15169 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
15172 2002-02-07 Tom Rix <trix@redhat.com>
15174 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
15175 immediates in ldu and stdu DS opcode field.
15176 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
15177 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
15178 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
15180 2002-02-07 Jeff Sturm <jsturm@one-point.com>
15182 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
15183 offset for stack bias.
15185 2002-02-07 H.J. Lu <hjl@gnu.org>
15187 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
15189 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
15191 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
15193 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
15195 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
15196 * i386.c (x86_order_regs_for_local_alloc): New global function.
15197 * i386.h (REG_ALLOC_ORDER): CLeanup.
15198 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
15200 2002-02-07 Richard Henderson <rth@redhat.com>
15202 PR optimization/2463
15203 * alias.c (find_base_value): Recall base values for fixed hard regs.
15204 * loop.c (loop_regs_update): Don't use single_set on non-insns.
15206 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
15208 * config/mips/mips.md (define_delay) [mips16]: Adjust required
15211 2002-02-06 Richard Henderson <rth@redhat.com>
15214 * stmt.c (resolve_operand_name_1): Take more care with mixed
15215 named and unnamed operands.
15217 2002-02-06 Janis Johnson <janis187@us.ibm.com>
15218 Jan Hubicka <jh@suse.cz>
15220 * loop.c (remove_constant_addition): Avoid clobbering a shared
15223 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
15225 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
15226 * config/s390/t-linux64: New file.
15227 * config/s390/libgcc-glibc.ver: New file.
15229 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
15231 * config/s390/linux64.h: Delete file.
15232 * config/s390/s390x.h: New file.
15233 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
15234 as target header file.
15235 * config/s390/linux.h (TARGET_VERSION): Define depending on
15236 DEFAULT_TARGET_64BIT.
15237 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
15238 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
15239 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
15240 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
15241 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
15242 (EXTRA_SPEC): New define.
15243 * config/s390/s390.h (TARGET_VERSION): Define depending on
15244 DEFAULT_TARGET_64BIT.
15245 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
15247 2002-02-06 Jason Merrill <jason@redhat.com>
15249 * c-decl.c (finish_function): Warn about a non-void function with
15250 no return statement and no abnormal exit.
15251 (current_function_returns_abnormally): New variable.
15252 (start_function): Clear it.
15253 (struct c_language_function): Add returns_abnormally.
15254 (push_c_function_context): Save it.
15255 (pop_c_function_context): Restore it.
15256 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
15257 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
15258 an explicit return type.
15259 * c-tree.h: Declare current_function_returns_abnormally.
15260 (C_FUNCTION_IMPLICIT_INT): New macro.
15261 * c-typeck.c (build_function_call): Set it.
15262 (c_expand_return): Set current_function_returns_value even if the
15263 value is erroneous.
15265 2002-02-06 Jakub Jelinek <jakub@redhat.com>
15268 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
15269 unsafe for reevaluation.
15271 2002-02-06 Jakub Jelinek <jakub@redhat.com>
15274 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
15275 EXPR_STMT, but COMPOUND_STMT, recurse into it.
15277 2002-02-06 Richard Henderson <rth@redhat.com>
15279 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
15280 be a general_operand. Dest for function value must be a pseudo.
15282 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
15284 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
15285 as SYMBOL_REFs from the constant pool.
15287 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
15289 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
15290 passed by invisible reference.
15292 2002-02-05 Richard Henderson <rth@redhat.com>
15294 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
15296 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
15298 Implement using "base addresses" in insn operands as default.
15299 * config/mmix/mmix.c (mmix_conditional_register_usage): if
15300 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
15301 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
15302 used to read the rtx value.
15303 (mmix_target_asm_function_epilogue): Fix spacing.
15304 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
15305 (mmix_legitimate_address): Ditto.
15306 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
15307 should be loaded with a GETA insn. Don't allocate needless extra
15308 char for nul termination and fix misleading comment.
15309 (mmix_print_operand_address): Handle constants if
15310 TARGET_BASE_ADDRESSES.
15311 (mmix_output_register_setting): Use base addressing if
15312 TARGET_BASE_ADDRESSES and the number of insns is 3.
15313 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
15314 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
15315 to use R as constraint, add LDA to match s.
15316 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
15317 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
15318 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
15319 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
15320 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
15321 order with other fixed registers.
15322 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
15323 other parameter/call-clobbered registers.
15324 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
15325 -mbase-addresses, -mno-base-addresses.
15326 (MMIX Options): Ditto.
15328 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
15330 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
15332 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
15334 * config/rs6000/altivec.h: Change elem to _S_elem.
15336 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
15338 * config/netbsd.h (WCHAR_TYPE): Define.
15339 (WCHAR_TYPE_SIZE): Ditto.
15340 (WINT_TYPE): Ditto.
15341 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
15342 (WCHAR_UNSIGNED): Ditto.
15343 (WCHAR_TYPE_SIZE): Ditto.
15344 (WINT_TYPE): Ditto.
15345 * config/arm/netbsd.h: Likewise.
15346 * config/i386/netbsd-elf.h: Likewise.
15347 * config/i386/netbsd.h: Likewise.
15348 * config/m68k/netbsd-elf.h: Likewise.
15349 * config/m68k/netbsd.h: Likewise.
15350 * config/ns32k/netbsd.h: Likewise.
15351 * config/sparc/netbsd.h: Likewise.
15352 * config/vax/netbsd.: Likewise.
15354 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
15356 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
15357 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
15358 (TARGET_INITIALIZER): this.
15359 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
15360 (BITFIELD_NBYTES_LIMITED): Markup fix.
15361 * tree.h (default_ms_bitfield_layout_p): Declare.
15362 (record_layout_info): Added prev_field.
15363 * tree.c (default_ms_bitfield_layout_p): New fn.
15364 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
15365 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
15366 * stor-layout.c: Include target.h.
15367 (start_record_layout): Initialize prev_field.
15368 (place_field): Handle MS bit-field layout, and disregard
15369 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
15370 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
15371 * Makefile.in (stor-layout.o): Adjust dependencies.
15373 2002-02-05 Jason Merrill <jason@redhat.com>
15375 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
15377 2002-02-05 Andreas Jaeger <aj@suse.de>
15379 * crtstuff.c: Fix comments.
15381 2002-02-05 Richard Henderson <rth@redhat.com>
15384 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
15385 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
15388 * config/mips/mips.c (function_arg): Handle TImode.
15389 (function_arg_advance): Likewise.
15391 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15393 * config/rs6000/altivec.h (vec_step_help): Rename to
15396 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15398 * config/rs6000/altivec.h: Fix typos.
15400 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
15402 * config/arm/netbsd.h: Correct a comment.
15404 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15406 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
15407 building void typed builtins.
15409 * config/rs6000/altivec.h (vec_ld*): Fix typos.
15410 (vec_step): Implement for C++.
15412 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15414 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
15416 2002-02-04 Richard Henderson <rth@redhat.com>
15418 * combine.c (nonzero_bits): Re-introduce special case for
15419 sp/fp/ap wrt REGNO_POINTER_ALIGN.
15421 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15423 * doc/extend.texi: Warn about unsupported usage of altivec
15426 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
15427 (altivec_predicate_*): New.
15429 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
15430 Add C++ version of vec_*() functions.
15432 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
15433 (bdesc_2arg): Remove altivec predicates.
15434 (altivec_expand_builtin): Handle predicates.
15435 (altivec_init_builtins): Handle predicates.
15436 (altivec_expand_predicate_builtin): New.
15438 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15440 * pa.c (DO_FRAME_NOTES): Move forward.
15441 (store_reg): Revise handling of frame notes.
15442 (load_reg): Likewise.
15443 (set_reg_plus_d): Likewise.
15444 (hppa_expand_prologue): Likewise.
15445 (hppa_expand_epilogue): Likewise.
15447 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15449 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
15451 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15453 PR c/4475, c++/3780:
15454 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
15455 * c-common.h (SWITCH_TYPE): Define.
15456 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
15457 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
15458 Rename spareness variable to sparseness.
15459 (expand_end_case_type): Renamed from expand_end_case, use orig_type
15460 if non-NULL instead of TREE_TYPE (orig_index).
15461 * tree.h (expand_end_case_type): Renamed from expand_end_case.
15462 (expand_end_case): Define using expand_end_case_type.
15463 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
15464 to expand_end_case_type.
15465 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
15467 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15469 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
15470 (BIGGEST_ALIGNMENT): Change to 128.
15472 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15474 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
15476 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15478 * pa.md (call_internal_reg_64bit): Remove unused variable.
15480 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
15482 * config/arm/arm.h (machine_function): Add uses_anonymous_args
15484 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
15485 * config/arm/arm.c (current_function_anonymous_args): Delete,
15486 replace uses with cfun->machine->uses_anonymous_args.
15487 (arm_reorg): Do not reset uses_anonymous_args.
15489 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
15490 any geenral register.
15492 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
15494 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
15497 2002-02-04 Richard Henderson <rth@redhat.com>
15499 * combine.c (force_to_mode): Remove STACK_BIAS code.
15500 (nonzero_bits): Likewise. Replace sp/fp special case with
15501 REGNO_POINTER_ALIGN.
15503 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
15504 (HARD_FRAME_POINTER_REGNUM): New.
15505 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
15506 (FIXED_REGS, CALL_USED_REGS): Update.
15507 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
15508 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
15509 (HARD_REGNO_NREGS): Update for SFP.
15510 (STACK_POINTER_OFFSET): Include bias here ...
15511 (FIRST_PARM_OFFSET): ... not here.
15512 (STACK_BIAS): Remove.
15513 (INIT_EXPANDERS): New.
15514 (STARTING_FRAME_OFFSET): Do not include bias.
15515 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
15516 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
15517 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
15518 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
15519 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
15520 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
15521 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
15522 (MUST_SAVE_REGISTER): Likewise.
15523 (sparc_flat_function_prologue): Likewise.
15524 (sparc_flat_function_epilogue): Likewise.
15525 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
15526 (sparc_init_modes): SFP is GENERAL_REGS.
15527 (sparc_builtin_saveregs): SFP does not have bias applied.
15529 2002-02-04 Richard Henderson <rth@redhat.com>
15531 * config/alpha/alpha.c (current_function_is_thunk): Don't check
15532 current_function_is_thunk.
15533 (alpha_sa_mask): Distinguish between current_function_is_thunk
15534 called from ASM_OUTPUT_MI_THUNK and not.
15535 (alpha_does_function_need_gp): Thunks always need gp.
15536 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
15537 (alpha_output_mi_thunk_osf): New.
15538 * config/alpha/alpha-protos.h: Update.
15539 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
15541 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
15543 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
15544 function types, not when they're taken away.
15546 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
15548 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
15549 CODE_LABEL and jump table when replacing a table jump with a
15552 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
15554 * config/s390/s390-protos.h (legitimize_la_operand,
15555 s390_secondary_input_reload_class, s390_plus_operand,
15556 s390_expand_plus_operand): Add prototypes.
15558 config/s390/s390.c (s390_secondary_input_reload_class,
15559 s390_plus_operand, s390_expand_plus_operand): New functions.
15561 (struct s390_address): New member 'pointer'.
15562 (s390_decompose_address): Compute it.
15563 (legitimate_la_operand_p): Use it.
15564 (legitimize_la_operand): New function.
15565 (movti, movdi, movdf splitters): Call it.
15567 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
15568 (PREDICATE_CODES): Add s390_plus_operand.
15570 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
15571 (la_ccclobber): Allow GENERAL_REGS as output operand.
15573 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
15574 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
15575 (*la_64, *la_31, reload_indi, reload_insi): ... these.
15577 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
15579 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
15580 register names for regular asm () construct.
15582 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15584 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
15587 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15589 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
15592 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
15594 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
15595 constant pool to be identical by string address and index.
15597 2002-02-04 Anthony Green <green@redhat.com>
15599 * output.h (SECTION_OVERRIDE): Define.
15600 * varasm.c (named_section): Obey SECTION_OVERRIDE.
15602 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
15604 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
15605 by existing arm*-*-netbsd* (a.out) target.
15606 (ns32k-*-netbsdelf*): Likewise.
15607 (sparc-*-netbsdelf*): Likewise.
15608 (vax-*-netbsdelf*): Likewise.
15610 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
15612 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
15613 headers and libobjc headers.
15615 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
15617 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
15618 (_mingw.h): Remove duplicate include.
15620 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
15622 * config.gcc: Set cpu_type to m68k for 68010, as well.
15623 (m68010-*-netbsdelf*): New...
15624 (m68k*-*-netbsdelf*): ...targets.
15625 * config/m68k/netbsd-elf.h: New file.
15627 2002-02-02 Kazu Hirata <kazu@hxi.com>
15629 * config/h8300/h8300.c (hand_list): Move inside function_arg.
15631 2002-02-02 Kazu Hirata <kazu@hxi.com>
15633 * config/h8300/h8300.c (h8_push_ops): Move inside
15635 (h8_pop_ops): Likewise.
15636 (h8_move_ops): Likewise.
15638 2002-02-02 Kazu Hirata <kazu@hxi.com>
15640 * config/h8300/h8300.c (os_task): Make it static.
15641 (monitor): Likewise.
15642 (pragma_saveall): Likewise.
15644 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
15646 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
15647 constant is a valid sign-extension for Pmode.
15649 2002-02-02 Kazu Hirata <kazu@hxi.com>
15651 * config/h8300/h8300.c: Fix formatting.
15653 2002-02-02 Kazu Hirata <kazu@hxi.com>
15655 * config/h8300/h8300.md: Fix formatting.
15657 2002-02-02 Kazu Hirata <kazu@hxi.com>
15659 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
15660 predicates of operands[1]. Split the patterns for each
15663 2002-02-02 Kazu Hirata <kazu@hxi.com>
15665 * config/h8300/h8300.md (xor patterns): Tighten the predicates
15666 of operands[1] to register_operand.
15668 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
15670 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
15671 * cpphash.c (_cpp_init_hashtable): Similarly.
15672 * cppinit.c (cpp_create_reader): Default the signed_char flag.
15673 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
15674 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
15675 (cpp_handle_option): Handle the new options.
15676 * cpplex.c (cpp_interpret_charconst): Use new flag.
15677 * cpplib.h (struct cpp_options): New member signed_char.
15678 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
15679 (cpp_options): Handle -fsigned-char and -funsigned-char.
15680 (static_specs): Remove signed_char_spec.
15681 (do_spec1): Don't handle %c.
15682 * system.h: Poison SIGNED_CHAR_SPEC.
15683 * tradcif.y (yylex): Use flag_signed_char.
15684 * tradcpp.h (flag_signed_char): New.
15685 * tradcpp.c (flag_signed_char): New.
15686 (main): Handle new command-line options.
15687 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
15689 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
15690 * avr/avr.h: Remove old comments.
15691 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
15692 (CC1_SPEC): Pass -fsigned-char if -mic*.
15693 (SIGNED_CHAR_SPEC): Remove.
15695 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
15697 2002-02-01 Eric Christopher <echristo@redhat.com>
15699 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
15700 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
15701 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
15702 (ASM_OUTPUT_REG_POP): Ditto.
15704 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
15706 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
15709 2002-02-02 Jakub Jelinek <jakub@redhat.com>
15711 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
15713 2002-02-02 Jakub Jelinek <jakub@redhat.com>
15716 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
15719 2002-02-01 Janis Johnson <janis187@us.ibm.com>
15721 * cfganal.c: Include tm_p.h.
15722 (keep_with_call_p): Fix the test that determines if a register holds
15723 the return value of a call.
15725 2002-02-01 DJ Delorie <dj@redhat.com>
15727 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
15728 we are given conflicting registers, switch to the other one we
15729 had allocated for us.
15730 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
15731 as TImode so we know when the "other" register is available.
15733 2002-02-01 David O'Brien <obrien@FreeBSD.org>
15735 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
15738 2002-02-01 Janis Johnson <janis187@us.ibm.com>
15740 * cfganal.c (keep_with_call_p): New function.
15741 (flow_call_edges_add): Prevent splitting a block between a call and
15742 a single-set instruction that should be kept in the same block.
15744 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
15746 * doc/install.texi (avr): Update outdated URL.
15748 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
15750 * config/stormy16/stormy16.md (pushqi): New.
15754 (movhi): Remove stack operands.
15756 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
15757 nonimmediate_nonstack_operand.
15758 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
15760 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
15763 2002-01-31 Jason Merrill <jason@redhat.com>
15765 * Makefile.in (c-parse.c): Handle .output file.
15766 * objc/Make-lang.in (objc-parse.c): Likewise.
15768 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
15770 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
15771 the -me[lb] option is given. Don't output the default flag
15774 2002-01-31 Zack Weinberg <zack@codesourcery.com>
15776 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
15777 the primary source file; this has not been done yet.
15778 * c-decl.c (c_expand_body): Reset input_filename from
15779 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
15781 2002-01-31 Kazu Hirata <kazu@hxi.com>
15783 * rtlanal.c (subreg_regno_offset): Do not use
15784 SUBREG_REGNO_OFFSET.
15785 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
15786 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
15788 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
15790 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
15791 version rather than GNATS version in --version output.
15793 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
15795 * ifcvt.c (noce_process_if_block): Make a copy of the destination
15796 when copying back from a temporary.
15798 2002-01-30 Richard Henderson <rth@redhat.com>
15800 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
15801 and new_dest are the same.
15803 2002-01-30 Richard Henderson <rth@redhat.com>
15806 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
15807 * rtl.c (note_insn_name): Update.
15808 * emit-rtl.c (remove_unnecessary_notes): Kill it.
15809 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
15810 to perform loop rotation.
15811 (expand_exit_loop_top_cond): New.
15812 * tree.h (expand_exit_loop_top_cond): Declare it.
15813 * c-semantics.c (genrtl_while_stmt): Use it.
15814 (genrtl_for_stmt): Likewise.
15816 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
15818 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
15819 arguments to 64-bit boundaries on 64-bit ABIs.
15821 2002-01-30 Steve Ellcey <sje@cup.hp.com>
15823 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
15825 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
15827 * c-decl.c (grokdeclarator): Handle type being a typedef for an
15830 2002-01-30 David O'Brien <obrien@FreeBSD.org>
15832 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
15833 * config/sparc/sparc_bi.h: Remove file.
15834 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
15836 2002-01-30 Richard Henderson <rth@redhat.com>
15838 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
15840 2002-01-30 Zack Weinberg <zack@codesourcery.com>
15842 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
15844 2002-01-30 Jason Merrill <jason@redhat.com>
15846 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
15847 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
15848 (reg_save): Use DW_CFA_offset_extended_sf instead.
15850 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
15852 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15854 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
15857 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
15859 * rs6000.md ("*call_value_local32"): Remove constraints.
15860 ("*call_value_local64"): Same.
15861 ("*call_value_indirect_nonlocal_aix32"): Same.
15862 ("*call_value_nonlocal_aix32"): Same.
15863 ("*call_value_indirect_nonlocal_aix64"): Same.
15864 ("*call_value_nonlocal_aix64"): Same.
15865 ("*call_value_nonlocal_sysv"): Same.
15867 2002-01-29 Richard Henderson <rth@redhat.com>
15869 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
15871 2002-01-29 Richard Henderson <rth@redhat.com>
15873 * expr.c (force_operand): Ignore flag_pic for detecting pic
15875 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
15876 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
15877 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
15878 instead of open-coded loop.
15879 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
15880 be fixed when in use.
15882 2002-01-29 Richard Henderson <rth@redhat.com>
15884 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
15885 * sched-rgn.c (propagate_deps): Update them.
15886 * sched-deps.c (sched_analyze_insn): Update them. Flush the
15887 clobbers list when either gets too long.
15889 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15891 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
15892 and INDEX_REGS the same as GENERAL_REGS.
15893 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
15895 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
15897 * tree.c (build_nonstandard_integer_type): Correct prototype.
15899 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
15901 * config/s390/s390.md (movstrsico, movstrdix_64,
15902 movstrsix_31): Remove, replace by ...
15903 (movstrdi_short, movstrsi_short, movstrdi_long,
15904 movstrsi_long): ... these. New.
15905 (movstrdi, movstrsi): Adapt.
15907 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
15908 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
15909 Remove unnecessary CC clobber.
15910 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
15911 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
15913 (divmoddi4): Don't partially initialize TImode register.
15915 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
15917 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
15919 2002-01-29 Richard Henderson <rth@redhat.com>
15921 * flow.c (print_rtl_and_abort): Remove.
15922 (print_rtl_and_abort_fcn): Remove.
15923 (verify_local_live_at_start): Use dump_bb instead.
15924 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
15925 (verify_wide_reg_1): Return 2 on mode test failure.
15927 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
15929 PR c/3325, c/3326, c/2511, c/3347
15930 * c-decl.c (enum_decl_context): Remove BITFIELD.
15931 (grokdeclarator): Take bitfield width as an input.
15932 Ensure bitfields are given the correct type. Perform
15933 bitfield width validation with build_bitfield_integer_type
15934 rather than waiting for finish_struct.
15935 (grok_typename, grok_typename_in_parm_context, start_decl,
15936 push_parmdecl, grokfield, start_function): Update calls to
15938 (build_bitfield_integer_type): New function.
15939 (finish_struct): Move bitfield validation to grokdeclarator
15940 and build_bitfield_integer_type.
15941 * tree.c (build_nonstandard_integer_type): New function.
15942 * tree.h (build_nonstandard_integer_type): New prototype.
15944 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
15946 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15949 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
15950 don't ignore unrecognized -W* options.
15951 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
15952 * cpplib.h (cpp_handle_option): Adjust prototype.
15953 * c-decl.c (c_decode_options): Pass 0 as last argument to
15957 * gcc.c (cpp_unique_options): Split from cpp_options.
15958 (cpp_options): Source cpp_unique_options.
15959 (default_compilers): Use cpp_unique_options instead of cpp_options
15960 when used together with cc1_options.
15961 (static_specs): Add cpp_unique_options.
15962 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
15963 when used together with cc1_options.
15965 2002-01-29 Kazu Hirata <kazu@hxi.com>
15967 * config/h8300/h8300-protos.h: Update the prototype of
15969 * config/h8300/h8300.c (output_a_shift): Remove an unused
15970 argument 'insn'. Remove redundant code.
15971 * config/h8300/h8300.md: Adust to the new prototype of
15974 2002-01-29 Kazu Hirata <kazu@hxi.com>
15976 * config/h8300/h8300-protos.h: Update the prototypes of
15977 emit_a_rotate and expand_a_rotate.
15978 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
15979 first argument to 'enum rtx_code'.
15980 (expand_a_rotate): Likewise.
15982 2002-01-28 Kazu Hirata <kazu@hxi.com>
15984 * config/h8300/h8300-protos.h: Update the prototype of
15986 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
15988 * config/h8300/h8300.md: Adjust to the new prototype.
15990 2002-01-28 Kazu Hirata <kazu@hxi.com>
15992 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
15995 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
15997 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
15998 is a fixed register before returning pic_offset_table_rtx.
15999 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
16000 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
16002 2002-01-28 Jason Merrill <jason@redhat.com>
16004 * dwarf2.h: Sync with src version.
16006 2002-01-28 Paul Koning <pkoning@equallogic.com>
16008 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
16009 BT_FN_VOID_PTR_VAR.
16010 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
16011 * doc/extend.texi (__builtin_prefetch): Update documentation:
16012 first argument is now const void ptr.
16014 2002-01-28 Kazu Hirata <kazu@hxi.com>
16016 * config/h8300/h8300-protos.h: Remove an unused prototype.
16018 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
16020 * toplev.c (lang_independent_init): Round up identifier size.
16022 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
16024 * config.gcc: Revert previous change.
16026 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
16028 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
16030 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
16032 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
16033 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
16034 other non-elf netbsd config frags.
16035 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
16036 collect2 will does that.
16037 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
16038 shared-lib frobbing will work.
16040 2002-01-28 Kazu Hirata <kazu@hxi.com>
16042 * config/h8300/h8300.h: Fix formatting.
16043 * config/h8300/h8300.md: Likewise.
16045 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
16047 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
16048 the old, removed AAA_standards fix.
16049 * fixinc/fixincl.x: Rebuilt.
16051 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
16053 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
16054 atexit call in crtbegin, hooked in after call to frame_dummy;
16055 register EH before registering __fini__start.
16057 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
16059 * config/rs6000/altivec.h: Remove spurious semicolons.
16061 2002-01-27 Kazu Hirata <kazu@hxi.com>
16063 * config/h8300/h8300.md: Replace dead bit extraction patterns
16064 with ones that work.
16066 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16068 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
16069 if not STRICT_ALIGNMENT.
16070 * rtl.h (MEM_ALIGN): Likewise.
16072 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
16074 * doc/invoke.texi (-fdump-translation-unit): Revert this
16075 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
16077 2002-01-27 Kazu Hirata <kazu@hxi.com>
16079 * config/h8300/h8300.md (define_constants): New.
16080 (anonymous patterns) Use defined constants appropriately.
16082 2002-01-27 Kazu Hirata <kazu@hxi.com>
16084 * config/h8300/h8300.c (function_arg): Remove redundant code.
16086 2002-01-26 Richard Henderson <rth@redhat.com>
16088 * sched-deps.c (reg_pending_uses_head): New.
16089 (reg_pending_barrier): Rename from reg_pending_sets_all.
16090 (find_insn_list): Don't mark inline.
16091 (find_insn_mem_list): Remove.
16092 (add_dependence_list, add_dependence_list_and_free): New.
16093 (flush_pending_lists): Replace only_write param with separate
16094 for_read and for_write parameters. Update all callers. Use
16095 add_dependence_list_and_free.
16096 (sched_analyze_1): Do not add reg dependencies here; just set
16097 the pending bits. Use add_dependence_list.
16098 (sched_analyze_2): Likewise.
16099 (sched_analyze_insn): Replace schedule_barrier_found with
16100 reg_pending_barrier. Add all dependencies for pending reg
16101 uses, sets, and clobbers.
16102 (sched_analyze): Don't add reg dependencies for calls, just
16103 set pending bits. Use regs_invalidated_by_call. Treat
16104 sched_before_next_call as a normal list, not a fake insn.
16105 (init_deps): No funny init for sched_before_next_call.
16106 (free_deps): Free pending mems lists. Don't zero reg_last.
16107 (init_deps_global): Init reg_pending_uses.
16108 (finish_deps_global): Free it.
16109 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
16110 (find_insn_mem_list): Remove.
16111 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
16112 (propagate_deps): Use them. Zero temp mem lists.
16114 2002-01-26 Richard Henderson <rth@redhat.com>
16116 * Makefile.in (CRTSTUFF_CFLAGS): New.
16117 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
16118 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
16119 crtstuff.c instead of alpha assembly version.
16120 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
16121 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
16122 not FORCE_{INIT,FINI}_SECTION_ALIGN.
16123 (__do_global_dtors_aux): Mark used.
16124 (frame_dummy, __do_global_ctors_aux): Mark used.
16125 (fini_dummy, init_dummy): Remove.
16127 * config/alpha/crtbegin.asm: Remove file.
16128 * config/alpha/crtend.asm: Remove file.
16129 * config/alpha/t-crtbe: Remove file.
16130 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
16131 (LINK_EH_SPEC): New.
16133 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
16134 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
16135 calling constructors.
16136 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
16138 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
16139 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
16140 CRT_END_INIT_DUMMY hack.
16141 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
16142 FORCE_{INIT,FINI}_SECTION_ALIGN.
16144 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
16145 FORCE_{INIT,FINI}_SECTION_ALIGN.
16147 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
16148 invocation sequence.
16149 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
16151 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
16152 (FORCE_CODE_SECTION_ALIGN): New.
16154 2002-01-26 Richard Henderson <rth@redhat.com>
16156 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
16158 2002-01-26 Richard Henderson <rth@redhat.com>
16160 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
16161 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
16163 2002-01-26 Kazu Hirata <kazu@hxi.com>
16165 * config/h8300/h8300.md: Remove bit extraction patterns that
16166 cannot be triggered.
16167 Restrict each bit extraction pattern to a variant on which the
16170 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
16172 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
16174 2002-01-26 Kazu Hirata <kazu@hxi.com>
16176 * config/h8300/h8300.md: Remove bit test patterns that cannot
16178 Restrict each bit test pattern to a variant on which the
16181 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16183 * builtins.c (expand_builtin_strncat): Remove redundant check for
16186 2002-01-25 David O'Brien <obrien@FreeBSD.org>
16188 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
16190 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
16193 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
16195 * dbxout.c (dbxout_init): Use assemble_name rather than just
16196 stripping off the first character.
16197 (dbxout_source_file): Likewise.
16199 2002-01-25 DJ Delorie <dj@redhat.com>
16201 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
16202 using rtx_equal_p, not by comparing pointers.
16204 2002-01-25 Steve Ellcey <sje@cup.hp.com>
16206 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
16207 for PIC_OFFSET_TABLE_REGNUM.
16208 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
16210 2002-01-25 David O'Brien <obrien@FreeBSD.org>
16212 * config.gcc (x86_64-*-freebsd*): New target.
16213 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
16215 (i[34567]86-*-freebsd*): Don't include svr4.h.
16216 * config/i386/freebsd64.h: New file.
16218 2002-01-25 Douglas B Rupp <rupp@gnat.com>
16220 * config/alpha/x-vms (version): Make static.
16222 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
16223 in previous checkin.
16225 * Makefile.in (install-headers-cp): New target.
16226 * config.gcc (alpha-dec-*vms*): Install headers with
16229 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
16231 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
16234 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16236 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
16237 of compare_tree_int.
16238 (expand_builtin_strncat): Likewise.
16239 * c-decl.c (finish_struct): Use tree_low_cst.
16240 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
16241 * tree.c (compare_tree_int): Likewise.
16243 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
16245 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
16246 adjustments even if they are implemented by more than two insns.
16248 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
16250 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
16251 * df.h (struct ref): Kill B.
16252 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
16254 * basic-block.h (PROP_EQUAL_NOTES): New flag.
16255 * flow.c (propagate_one_insn): Use it.
16256 (mark_used_regs): Handle NIL.
16258 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
16260 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
16263 2002-01-25 David Edelsohn <edelsohn@gnu.org>
16265 * rs6000.md (prefetch): Make address V4SI mode so that the address
16266 is restricted to legitimate form for instruction.
16268 2002-01-25 Bob Wilson <bob.wilson@acm.org>
16270 * doc/install.texi (xtensa-*-elf): New target.
16271 (xtensa-*-linux*): New target.
16272 * doc/contrib.texi: Add myself.
16274 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
16276 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
16277 purpose register to hold an SImode (or smaller) value.
16279 2002-01-25 Jakub Jelinek <jakub@redhat.com>
16281 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
16283 * crtstuff.c: Likewise.
16285 2002-01-25 Kazu Hirata <kazu@hxi.com>
16287 * config/h8300/h8300.md (negation patterns): Tighten
16288 predicates to register_operand.
16290 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
16292 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
16295 * builtins.c (expand_builtin_prefetch): Same.
16297 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16299 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
16302 2002-01-24 Kazu Hirata <kazu@hxi.com>
16304 * config/h8300/h8300.c (print_operand): Remove support for
16305 operand character 'A'.
16306 * config/h8300/h8300.md (three anonymous patterns): Replace
16307 operand character 'A' with either 'T' or 'S'.
16309 2002-01-24 Kazu Hirata <kazu@hxi.com>
16311 * config/h8300/h8300.c (print_operand): Remove support for
16312 operand character 'U'.
16314 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
16316 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
16318 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
16320 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
16321 values to be assigned to the stack pointer.
16323 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
16325 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
16326 to const_double needs to be done right for big-endian systems.
16328 2002-01-24 Jason Merrill <jason@redhat.com>
16331 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
16332 to can_throw_internal.
16334 2002-01-23 Richard Henderson <rth@redhat.com>
16336 * fold-const.c (fold): Change UINT_MAX test to check vs precision
16337 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
16339 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16341 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
16342 (symGOT2reg): Use them, then set as GOT value as unchanging.
16343 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
16344 as a temporary, if possible.
16345 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
16346 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
16348 2002-01-23 Kazu Hirata <kazu@hxi.com>
16350 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
16351 accept to accept 0x80 as operands[2].
16353 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16355 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
16357 2002-01-23 Richard Henderson <rth@redhat.com>
16359 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
16361 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
16363 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
16364 (parmlist_or_identifiers_1): Verify that only a parmlist follows
16367 2002-01-23 Richard Henderson <rth@redhat.com>
16369 * expr.c (move_by_pieces_1): Extend size before negation.
16371 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
16372 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
16373 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
16374 * config/m68k/t-m68kelf: Likewise.
16376 2002-01-23 Bob Wilson <bob.wilson@acm.org>
16378 * config/xtensa/elf.h: New file.
16379 * config/xtensa/lib1funcs.asm: New file.
16380 * config/xtensa/lib2funcs.S: New file.
16381 * config/xtensa/linux.h: New file.
16382 * config/xtensa/t-xtensa: New file.
16383 * config/xtensa/xtensa-config.h: New file.
16384 * config/xtensa/xtensa-protos.h: New file.
16385 * config/xtensa/xtensa.c: New file.
16386 * config/xtensa/xtensa.h: New file.
16387 * config/xtensa/xtensa.md: New file.
16388 * config.gcc (xtensa-*-elf*): New target.
16389 (xtensa-*-linux*): New target.
16390 * cse.c (canon_hash): Compare rtx pointers instead of register
16391 numbers. This is required for the Xtensa port.
16392 * integrate.c (copy_insn_list): Handle case where the static
16393 chain is in memory and the memory address has to be copied to
16395 * doc/invoke.texi (Option Summary): Add Xtensa options.
16396 (Xtensa Options): New node.
16397 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
16399 2002-01-23 Zack Weinberg <zack@codesourcery.com>
16401 * diagnostic.c (internal_error): Do ICE suppression only
16402 when ENABLE_CHECKING is not defined.
16404 * c-typeck.c (require_complete_type): Return error_mark_node
16405 if type is error_mark_node.
16407 2002-01-23 Janis Johnson <janis187@us.ibm.com>
16409 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
16410 -Os and issue a warning.
16412 2002-01-23 Zack Weinberg <zack@codesourcery.com>
16414 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
16415 current (lack of) need for host configuration by hand.
16417 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
16418 references. Documentation of some target macros moved from
16419 hostconfig.texi to tm.texi.
16421 2002-01-23 Will Cohen <wcohen@redhat.com>
16423 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
16426 2002-01-23 Kazu Hirata <kazu@hxi.com>
16428 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
16431 2002-01-23 Jason Merrill <jason@redhat.com>
16433 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
16435 * function.c (assign_parms): Don't put args of inline functions
16436 into registers when not optimizing.
16438 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
16440 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
16441 (prologue_use): New pattern.
16442 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
16443 preference to gen_rtx_USE.
16444 (thumb_expand_prologue): Use gen_prologue_use in preference to
16446 (thumb_expand_epilogue): Use gen_prologue_use in preference to
16449 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
16451 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
16453 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
16456 * doc/extend.texi: Correct documentation of __alignof__.
16458 2002-01-22 Zack Weinberg <zack@codesourcery.com>
16460 * params.h: Rename arguments of DEFPARAM so that it will be
16461 recognized as a translation keyword.
16463 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16465 * extend.texi: Document altivec functions.
16466 Fix N-bit adjectives in X86 builtin documentation.
16468 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
16470 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
16471 auto_inc_dec values.
16473 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
16475 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
16477 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
16479 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
16481 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
16483 2002-01-22 Richard Henderson <rth@redhat.com>
16485 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
16486 copy_insn not copy_rtx.
16488 2002-01-23 Alan Modra <amodra@bigpond.net.au>
16490 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
16491 "nonzero" as that might add "1" bits. Ensure "constop" is
16492 properly sign extened.
16493 (force_to_mode): Tweak for sign extended constop.
16495 2002-01-22 Richard Henderson <rth@redhat.com>
16497 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
16498 for_each_rtx instead of assuming we're already looking at the MEM.
16499 (split_small_symbolic_mem_operand): Likewise.
16500 * config/alpha/alpha.h (PREDICATE_CODES): Update.
16501 * config/alpha/alpha.md (small symbolic memory splitters): Update.
16503 2002-01-22 Richard Henderson <rth@redhat.com>
16505 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
16506 sequence number for the literal.
16507 (divmoddi_internal_er): Likewise.
16509 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
16512 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
16513 in LIBICONV variable.
16514 * configure: Regenerated.
16516 2002-01-22 Krister Walfridsson <cato@df.lth.se>
16518 * dependence.c (build_def_use): Remove array_idx.
16520 * dwarfout.c (last_filename): Remove.
16521 (output_compile_unit_die): Remove last_filename.
16523 2002-01-22 Roger Sayle <roger@eyesopen.com>
16524 Richard Henderson <rth@redhat.com>
16527 * fold-const.c (fold): Optimize unsigned comparisons against
16528 UINT_MAX (and similar unsigned constants).
16530 2002-01-22 Janis Johnson <janis187@us.ibm.com>
16532 * Makefile.in (loop.o): Depend on OPTABS_H.
16533 * loop.c (emit_prefetch_instructions): Check the prefetch operand
16534 against the predicate.
16537 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
16538 for the address operand.
16540 2002-01-22 Richard Henderson <rth@redhat.com>
16542 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
16544 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
16547 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
16548 preprocessor flags.
16550 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
16552 * config.gcc (x86_64-*-netbsd*): New target.
16553 * config/i386/netbsd64.h: New file.
16555 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16557 * regrename.c (kill_value): Fix typo.
16559 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16561 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
16563 * config/rs6000/rs6000.h: Same.
16565 * function.c (instantiate_virtual_regs): Remove
16566 STARTING_FRAME_PHASE.
16567 (assign_stack_local_1): Same.
16568 Calculate frame phase.
16570 2002-01-22 Nick Clifton <nickc@redhat.com>
16572 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
16573 variable declaration to outer scope in order to simplify
16575 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
16576 arm_hard_regno_mode_ok.
16577 * config/arm/arm-protos.h: Add a prototype for
16578 arm_hard_regno_mode_ok.
16579 * config/arm/arm.c (soft_df_operand): Remove now redundant
16580 check for DImode values using IP_REGNUM.
16581 (nonimmediate_soft_df_operand): Remove now redundant check for
16582 DImode values using IP_REGNUM.
16583 (arm_hard_regno_mode_ok): New function. New check: make sure
16584 that DImode values are not stored in IP_REGNUM.
16586 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
16588 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
16590 2002-01-22 Jason Merrill <jason@redhat.com>
16592 * c-semantics.c (genrtl_compound_stmt): Only check nesting
16593 consistency if this COMPOUND_STMT is scoped.
16595 2002-01-22 Kazu Hirata <kazu@hxi.com>
16597 * predict.c: Fix formatting.
16598 * print-tree.c: Likewise.
16599 * protoize.c: Likewise.
16600 * real.h: Likewise.
16602 * sbitmap.h: Likewise.
16603 * scan.c: Likewise.
16604 * sched-deps.c: Likewise.
16605 * sched-vis.c: Likewise.
16606 * sdbout.c: Likewise.
16607 * sibcall.c: Likewise.
16609 * ssa-ccp.c: Likewise.
16610 * ssa-dce.c: Likewise.
16611 * stmt.c: Likewise.
16612 * stor-layout.c: Likewise.
16613 * system.h: Likewise.
16615 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16617 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
16618 if fits in bounds of base type.
16620 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
16621 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
16622 (add_bound_info, default): If can't find a context, make a
16624 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
16626 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
16628 * c-typeck.c (parser_build_binary_op): If result from
16629 build_binary_op is ERROR_MARK just return error_mark_node without
16630 further processing.
16632 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
16634 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
16635 Split a.out-specific bits into...
16636 * config/netbsd-aout.h: ...this.
16637 * config/netbsd-elf.h: New file.
16638 * config/alpha/netbsd-elf.h: Remove.
16639 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
16640 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
16641 (STARTFILE_SPEC): Remove redundant definition.
16642 (ENDFILE_SPEC): Likewise.
16643 (LINK_SPEC): Likewise.
16644 (CPP_SPEC): Likewise.
16645 (ASM_SPEC): Likewise.
16646 (LIB_SPEC): Likewise.
16647 (SWITCH_TAKES_ARG): Likewise.
16648 (TARGET_MEM_FUNCTIONS): Likewise.
16649 (CPP_PREDEFINES): Redefine.
16650 (ASM_FINAL_SPEC): Remove redefinition.
16651 (ASM_COMMENT_START): Redefine.
16652 (FUNCTION_PROFILER): Define.
16653 (TARGET_VERSION): Redefine.
16654 Comment and formatting cleanup.
16655 * config/i386/netbsd.h: Include <netbsd-aout.h>.
16656 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
16657 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
16658 big- or little-endian.
16659 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
16660 * config.gcc (*-*-netbsd*): Add definitions common to all
16662 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
16663 gnu_ld definitions. Add netbsd-elf.h to and remove
16664 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
16665 tmake_file, and don't lose previous tmake_file contents.
16666 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
16667 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
16668 gnu_ld definitions. Add netbsd-elf.h to tm_file.
16669 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
16670 (mipsel-*-netbsd*): Rename this to...
16671 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
16672 mips/little.h to tm_file for mips*el-*.
16673 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
16674 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
16675 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
16677 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
16679 * pa-protos.h (reg_before_reload_operand): New function prototype.
16680 * pa.c (reg_before_reload_operand): New function implementation.
16681 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
16682 contraints to "*m".
16684 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16686 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
16688 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
16690 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
16691 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
16692 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
16693 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
16694 (ENDFILE_SPEC): Undefine.
16695 (STARTFILE_SPEC): Redefine for PA.
16697 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16699 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
16701 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
16703 * config.gcc: Add entries to supported PowerPC --with-cpu
16706 2002-01-21 Jakub Jelinek <jakub@redhat.com>
16708 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
16709 true for 64-bit mode only SSE registers in 32-bit mode.
16711 2002-01-21 Kazu Hirata <kazu@hxi.com>
16713 * unwind-dw2.c: Fix formatting.
16714 * unwind-dw2-fde.c: Likewise.
16715 * unwind-dw2-fde.h: Likewise.
16716 * unwind-pe.h: Likewise.
16717 * varasm.c: Likewise.
16718 * varray.h: Likewise.
16720 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16722 Remove workaround for register stack overwrite bug in mmix.
16723 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
16724 support for TARGET_REG_STACK_FILL_BUG.
16725 * config/mmix/mmix.h: Remove member has_call_without_parameters.
16726 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
16728 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
16729 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
16730 -mno-reg-stack-fill-bug-workaround.
16731 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
16732 machine member has_call_without_parameters.
16733 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
16734 -mreg-stack-fill-bug-workaround and
16735 -mno-reg-stack-fill-bug-workaround.
16736 (MMIX Options): Ditto.
16738 2002-01-21 Kazu Hirata <kazu@hxi.com>
16740 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
16742 Remove redundant code.
16744 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
16746 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
16747 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
16748 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
16749 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
16750 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
16751 out target macro definitions and non-target-specific comments
16752 mostly taken from old versions of the manual.
16754 2002-01-20 Kazu Hirata <kazu@hxi.com>
16756 * config/h8300/h8300.h: Fix comment formatting.
16757 * config/ia64/aix.h: Likewise.
16758 * config/ia64/ia64-protos.h: Likewise.
16759 * config/ia64/ia64.c: Likewise.
16760 * config/ia64/ia64.h: Likewise.
16761 * config/ia64/ia64intrin.h: Likewise.
16762 * config/ia64/linux.h: Likewise.
16763 * config/ia64/unwind-aix.c: Likewise.
16764 * config/ia64/unwind-ia64.c: Likewise.
16766 2002-01-20 Kazu Hirata <kazu@hxi.com>
16768 * config/h8300/h8300.c: Revise comments about shift code.
16770 2002-01-20 Kazu Hirata <kazu@hxi.com>
16772 * config/h8300/h8300.c (function_arg): Update a comment.
16774 2002-01-20 Kazu Hirata <kazu@hxi.com>
16776 * config/h8300/h8300.md: Update the comments at the beginning
16779 2002-01-20 Kazu Hirata <kazu@hxi.com>
16781 * config/i370/i370.c: Fix comment formatting.
16782 * config/i370/i370.h: Likewise.
16783 * config/i370/i370.md: Likewise.
16784 * config/i370/linux.h: Likewise.
16786 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16788 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
16790 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
16791 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
16792 in incomplete case.
16794 2002-01-20 Graham Stott <grahams@redhat.com>
16796 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
16798 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
16800 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
16802 2002-01-19 Tom Rix <trix@redhat.com>
16804 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
16806 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
16808 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
16810 * function.c (assign_stack_local_1): Adjust x_frame_offset with
16811 STARTING_FRAME_PHASE.
16812 (STARTING_FRAME_PHASE): New.
16813 (instantiate_virtual_regs): Check saneness of
16814 STARTING_FRAME_PHASE.
16816 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
16818 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
16820 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
16822 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
16824 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
16825 be used for bootstrapping GCC 3.0.
16827 2002-01-18 Kazu Hirata <kazu@hxi.com>
16829 * config/h8300/h8300.md: Fix an insn length.
16831 2002-01-18 Kazu Hirata <kazu@hxi.com>
16833 * bitmap.h: Fix comment formatting.
16834 * combine.c: Likewise.
16835 * cppfiles.c: Likewise.
16836 * c-pragma.h: Likewise.
16837 * c-typeck.c: Likewise.
16839 * dwarf2out.c: Likewise.
16840 * function.c: Likewise.
16842 * genattrtab.c: Likewise.
16843 * gthr-win32.h: Likewise.
16844 * haifa-sched.c: Likewise.
16845 * predict.c: Likewise.
16846 * rtlanal.c: Likewise.
16848 * unwind-dw2-fde.h: Likewise.
16849 * unwind-pe.h: Likewise.
16850 * vmsdbgout.c: Likewise.
16852 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16854 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
16855 if type_required and passed decl.
16857 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
16859 * config.gcc (cpu_type): Include altivec.h in powerpc
16863 * config/rs6000/altivec.h: New.
16865 2002-01-17 David Edelsohn <edelsohn@gnu.org>
16867 * doc/install.texi (*-ibm-aix*): Update assembler and exception
16868 handling information.
16869 * doc/trouble.texi (Interoperation): Add libstdc++ information
16871 (Misunderstandings): Add template instantiation and static template
16872 member information for AIX.
16874 2002-01-17 Jason Merrill <jason@redhat.com>
16876 * dbxout.c (dbxout_type): Support const and volatile.
16878 * except.c (add_partial_entry): Remove backwards compatibility code.
16879 (end_protect_partials): Likewise.
16881 2002-01-17 Jakub Jelinek <jakub@redhat.com>
16883 * config/ia64/ia64.md (prologue_use): New.
16884 * config/ia64/ia64.c (ia64_expand_prologue): Use
16885 gen_prologue_use instead of gen_rtx_USE.
16886 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
16887 as CODE_FOR_pred_rel_mutex.
16888 (ia64_sched_reorder2): Likewise.
16890 2002-01-16 Eric Christopher <echristo@redhat.com>
16892 * config/mips/r3900.h: Reformat.
16893 (SUBTARGET_CPP_SIZE_SPEC): Remove.
16894 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
16895 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
16896 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
16897 * config/mips/t-elf: Remove mips3 multilib.
16899 2002-01-16 H.J. Lu <hjl@gnu.org>
16901 * config/mips/linux.h: Include "mips/abi64.h".
16903 2002-01-16 H.J. Lu <hjl@gnu.org>
16905 * config/mips/t-linux: New.
16907 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
16909 * config/mips/linux.h: Don't include "gofast.h".
16910 (INIT_SUBTARGET_OPTABS): Removed.
16912 2002-01-16 Kazu Hirata <kazu@hxi.com>
16914 * config/h8300/h8300-protos.h: Replace emit_a_shift with
16916 * config/h8300/h8300.c: Likewise.
16917 * config/h8300/h8300.md: Likewise.
16919 2002-01-16 Kazu Hirata <kazu@hxi.com>
16921 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
16922 spaces after an opcode name.
16923 (pushqi1_h8300hs): Likewise.
16924 (pushhi1_h8300hs): Likewise.
16926 2002-01-16 Kazu Hirata <kazu@hxi.com>
16928 * doc/extend.texi: Replace "option" with "attribute"
16931 2002-01-16 Jakub Jelinek <jakub@redhat.com>
16933 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
16934 (and:DI () (const_int -8)).
16935 (split_small_symbolic_mem_operand): Split
16936 (mem (and:DI () (const_int -8)).
16938 2002-01-16 Jakub Jelinek <jakub@redhat.com>
16941 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
16942 same way as TYPE_IMUL.
16943 (ultrasparc_sched_reorder): Likewise.
16944 * config/sparc/sparc.md (type): Add comment to update
16945 ultrasparc_sched_reorder when making changes.
16947 2002-01-16 Kazu Hirata <kazu@hxi.com>
16949 * doc/invoke.texi: Change the dump file name of block
16950 reordering pass from 28.bbro to 29.bbro.
16951 Mention -dk option.
16953 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
16955 * i386.md (minsf splitter): Fix pasto.
16957 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
16959 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
16960 to frame pointer initialisation instruction.
16961 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
16962 initialisation instruction.
16963 (soft_df_operand): Do not accept the IP register.
16964 (nonimmediate_soft_df_operand): Do not accept the IP register.
16966 2002-01-16 Jakub Jelinek <jakub@redhat.com>
16969 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
16970 MASK_V8 being both set.
16972 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
16974 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
16975 insn for GOT register; add REG_MAYBE_DEAD notes instead.
16976 config/s390/s390.md (call, call_value): Add GOT register to
16977 CALL_INSN_FUNCTION_USAGE where needed.
16978 (call_exp, call_value_exp): New.
16980 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
16982 * config/arm/arm.c: General formatting tidy up.
16984 2002-01-16 Graham Stott <grahams@redhat.com>
16986 * calls.c (try_to_integrate): Use "(size_t)" intermediate
16987 cast and when casting an integer literal to "rtx" pointer.
16988 (expand_call): Likewise.
16989 * flow.c (try_pre_increment): Likewise.
16990 (find_use_as_address): Likewise.
16991 * integrate.c (expand_iline_function): Likewise.
16992 * regmove.c (try_auto_increment): Likewise.
16994 2002-01-16 Graham Stott <grahams@redhat.com>
16996 * sched-rgn.c (passed): Use sbitmap_free.
16997 (header): Likewise.
16999 (in_queue): Likewise.
17000 (in_stack): Likewise.
17002 2002-01-15 Eric Christopher <echristo@redhat.com>
17004 * flow.c (propagate_one_insn): Change to use fatal_insn.
17006 2002-01-15 Kazu Hirata <kazu@hxi.com>
17008 * expmed.c (extract_fixed_bit_field): Remove unused code.
17009 * system.h: Poison SLOW_ZERO_EXTEND.
17010 * doc/tm.texi: Remove.
17011 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
17012 * config/arm/arm.h: Likewise.
17013 * config/avr/avr.h: Likewise.
17014 * config/clipper/clipper.h: Likewise.
17015 * config/convex/convex.h: Likewise.
17016 * config/d30v/d30v.h: Likewise.
17017 * config/dsp16xx/dsp16xx.h: Likewise.
17018 * config/elxsi/elxsi.h: Likewise.
17019 * config/fr30/fr30.h: Likewise.
17020 * config/h8300/h8300.h: Likewise.
17021 * config/i370/i370.h: Likewise.
17022 * config/i386/i386.h: Likewise.
17023 * config/m68k/m68k.h: Likewise.
17024 * config/mips/mips.h: Likewise.
17025 * config/ns32k/ns32k.h: Likewise.
17026 * config/pdp11/pdp11.h: Likewise.
17027 * config/pj/pj.h: Likewise.
17028 * config/s390/s390.h: Likewise.
17029 * config/sh/sh.h: Likewise.
17030 * config/stormy16/stormy16.h: Likewise.
17031 * config/v850/v850.h: Likewise.
17032 * config/vax/vax.h: Likewise.
17033 * config/we32k/we32k.h: Likewise.
17035 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
17037 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
17038 (altivec_lvsl): Change constraint to b.
17039 (altivec_lvsr): Same.
17040 (altivec_lvebx): Same.
17041 (altivec_lvehx): Same.
17042 (altivec_lvewx): Same.
17043 (altivec_lvxl): Same.
17044 (altivec_lvx): Same.
17045 (altivec_stvx): Add parallel.
17046 (altivec_stvxl): Same.
17047 (altivec_stvehx): Same.
17048 (altivec_stvebx): Same.
17049 (altivec_stvebx): Same.
17051 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
17053 * config.gcc: Change altivec.h to altivec-defs.h.
17055 * config/rs6000/altivec.h: Delete.
17057 * config/rs6000/altivec-defs.h: Add.
17059 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
17061 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
17064 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
17065 less than or equal to eight bytes.
17067 * vax.md (andsi3): Remove constraints and change SET destination
17068 operand type to nonimmediate_operand.
17069 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
17070 when it is a CONST_INT.
17072 2002-01-15 Jason Merrill <jason@redhat.com>
17074 * c-common.def (FILE_STMT): New code.
17075 * c-common.c (statement_code_p): It's a statement.
17076 * c-common.h (stmt_tree_s): Add x_last_filename.
17077 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
17078 (last_expr_filename): New macro.
17079 * c-semantics.c (begin_stmt_tree): Initialize it.
17080 (add_stmt): If the filename changed, also insert a
17082 (expand_stmt): Handle seeing one.
17084 2002-01-15 Eric Christopher <echristo@redhat.com>
17086 * flow.c (propagate_one_insn): Add error message and print out
17087 insn for debugging.
17089 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
17091 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
17092 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
17093 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
17094 TRAMPOLINE_ALIGNMENT.
17095 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
17097 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
17098 PCC_BITFIELD_TYPE_MATTERS.
17099 * config/interix.h (STDC_VALUE): Remove. Use
17100 STDC_0_IN_SYSTEM_HEADERS.
17101 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
17102 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
17103 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
17105 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
17107 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
17108 not work on this platform currently.
17110 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
17112 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
17113 readonly_warning in _().
17115 2002-01-15 Douglas B Rupp <rupp@gnat.com>
17117 * gcc.c (delete_if_ordinary): Backout previous change.
17119 2002-01-15 Kazu Hirata <kazu@hxi.com>
17121 * config/h8300/h8300.c (print_operand): Remove support for
17122 unused operand characters.
17124 * read-rtl.c: Fix formatting.
17125 * real.c: Likewise.
17126 * recog.c: Likewise.
17127 * regclass.c: Likewise.
17128 * regmove.c: Likewise.
17129 * reg-stack.c: Likewise.
17130 * reload1.c: Likewise.
17131 * rtlanal.c: Likewise.
17133 2002-01-15 Kazu Hirata <kazu@hxi.com>
17135 * config/i386/i386.c: Fix formatting.
17137 2002-01-15 Jakub Jelinek <jakub@redhat.com>
17139 * c-typeck.c (process_init_element): Don't save_expr
17140 COMPOUND_LITERAL_EXPR if just its initializer will be used.
17142 2002-01-15 David Edelsohn <edelsohn@gnu.org>
17144 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
17145 emit optional traceback table if optimize_size or TARGET_ELF.
17146 * config/rs6000/rs6000.md (prefetch): New.
17148 2002-01-15 Andreas Jaeger <aj@suse.de>
17150 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
17152 2002-01-15 Kazu Hirata <kazu@hxi.com>
17154 * mips-tfile.c: Fix formatting.
17156 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
17158 * unroll.c (final_reg_note_copy): Fix previous commit.
17160 2002-01-14 Kazu Hirata <kazu@hxi.com>
17162 * config/h8300/h8300-protos.h: Remove the prototype for
17164 * config/h8300/h8300.c (eq_operator): Remove.
17166 2002-01-14 Richard Henderson <rth@redhat.com>
17168 * config/i386/i386.md (prefetch): Tidy.
17169 (prefetch_3dnow): Fix locality operand.
17171 2002-01-14 Richard Henderson <rth@redhat.com>
17173 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
17174 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
17176 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
17178 * reload1.c (reload_combine): Pass reg_sum replacement through
17179 copy_rtx in loop performing multiple changes.
17181 2002-01-14 Jakub Jelinek <jakub@redhat.com>
17183 * except.c (remove_unreachable_regions): New.
17184 (free_eh_status): Clear exception_handler_labels.
17185 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
17186 (find_exception_handler_labels): Don't add the same label more than
17188 (remove_exception_handler_label): Don't die if
17189 find_exception_handler_labels hasn't been called for the current
17192 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
17194 * toplev.c (rest_of_compilation): Rebuild jump labels after
17197 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
17199 * doc/extend.texi: Move documentation of X86 built-in functions
17201 * doc/invoke.texi: From here.
17202 * doc/sourcebuild.texi: Document location of documentation for
17203 machine built-in functions.
17205 2002-01-13 Christopher Faylor <cgf@redhat.com>
17207 * cppfiles.c (TEST_THRESHOLD): New macro.
17208 (SHOULD_MMAP): Ditto.
17209 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
17212 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
17214 * unroll.c (final_reg_note_copy): Properly handle
17216 (unroll_loops): Fix LOOP_CONDITION heuristics.
17218 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
17220 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
17221 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
17223 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
17225 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
17228 2002-01-14 Tom Rix <trix@redhat.com>
17230 * config/rs6000/rs6000.md: Fix typo with sradi.
17232 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
17234 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
17235 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
17236 (clrstrdi, clrstrsi): Adapt callers.
17238 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
17240 (movti splitter): Never use register 0 as base register.
17242 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
17244 * combine.c (simplify_shift_const): Always generate new rtx
17245 for shift expression instead of reusing given expression.
17247 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17249 * config/alpha/alpha.c (alpha_expand_mov): Don't call
17250 alpha_legitimize_address unless mode is Pmode.
17252 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
17254 * doc/md.texi (Modifiers): Document the '*' constraint for the
17257 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
17258 * doc/extend.texi (Function Attributes): 'interrupt' is valid
17261 2002-01-13 Richard Henderson <rth@redhat.com>
17263 * reload.c (find_reloads): Use a hard reg destination as reload reg
17264 for an input reload of the source.
17266 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17268 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
17271 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
17273 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
17274 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
17276 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
17278 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17280 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
17282 2002-01-12 Tom Rix <trix@redhat.com>
17284 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
17287 2002-01-12 Richard Henderson <rth@redhat.com>
17289 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
17291 * doc/invoke.texi: Update Alpha options.
17293 * doc/invoke.texi: Update i386 built-in function lists.
17295 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
17297 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
17298 referencing outside.
17300 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17302 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
17303 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
17304 offsets, and change line folding.
17305 * optabs.c (expand_binop): Remove warnings.
17306 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
17308 2002-01-12 Graham Stott <grahams@redhat.com>
17310 * attribs.c (handle_deprecated_attribute): constify WHAT.
17311 * diagnostic.c (warn_deprecated_use): Add braces, fixes
17312 dangling else warning and constify WHAT.
17313 * except.h (struct function, struct inline_remap): Move
17314 struct tag forward defs before all prototypes.
17315 (duplicate_eh_regions): Whitespace.
17317 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
17319 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
17320 MODE_BASE_REG_CLASS.
17321 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
17323 2002-01-12 Richard Henderson <rth@redhat.com>
17325 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
17326 (ix86_expand_vector_move): New.
17327 (bdesc_2arg): Remove andps, andnps, orps, xorps.
17328 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
17329 Remove old prefetch builtins. Special case the logicals removed above.
17330 (ix86_expand_builtin): Likewise.
17331 (safe_vector_operand): Use V4SFmode, not TImode.
17332 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
17333 (ix86_expand_timode_binop_builtin): New.
17334 * config/i386/i386-protos.h: Update.
17335 * config/i386/i386.h (enum ix86_builtins): Update.
17336 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
17337 Use ix86_expand_vector_move in vector move expanders.
17338 (movti_internal, movti_rex64): Add xorps alternative.
17339 (sse_clrv4sf): Rename and adjust from sse_clrti.
17340 (prefetch): Don't work so hard.
17341 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
17342 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
17343 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
17345 2002-01-11 Richard Henderson <rth@redhat.com>
17347 * config/i386/mmintrin.h: New file.
17348 * config/i386/xmmintrin.h: New file.
17349 * config.gcc (i?86-*-*): Add extra_headers.
17350 * simplify-rtx.c (simplify_unary_operation): Handle saturating
17352 (simplify_binary_operation): Handle saturating arithmetic codes.
17353 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
17354 not the lowpart subreg.
17355 (ix86_expand_builtin): Return a TImode dummy register instead of 0
17357 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
17359 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17361 * conflict.c (conflict_graph_compute): Free regsets when finished.
17362 * ssa.c (compute_coalesced_reg_partition): Likewise.
17364 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17366 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
17367 every where we allocate a register.
17369 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17371 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
17372 * lcm.c (compute_earliest, compute_farthest): Likewise.
17374 2002-01-11 Janis Johnson <janis187@us.ibm.com>
17376 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
17378 2002-01-11 Janis Johnson <janis187@us.ibm.com>
17380 * doc/rtl.texi (Insns): Fix 2 typos.
17382 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
17384 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
17385 options. Use @table @gcctabopt for MMIX options. Add index
17386 entries for MMIX options. Start new paragraph with first
17387 heading of the machine-dependent options.
17389 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
17392 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
17393 * combine.c (force_to_mode): Same.
17394 * reload1.c (clear_reload_reg_in_use): Same.
17396 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
17398 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
17401 2002-01-11 Andreas Jaeger <aj@suse.de>,
17402 Brad Lucier <lucier@math.purdue.edu>
17404 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
17407 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
17409 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
17410 Protect with IN_LIBGCC.
17411 (LINK_EH_SPEC): Add required trailing space.
17413 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
17415 * c-tree.h: Move function declarations so that they are listed
17416 under the filename which contains them.
17417 (check_identifier, finish_decl_top_level,
17418 lookup_name_current_level_global, shadow_record_fields): Remove.
17420 2002-01-11 Andreas Jaeger <aj@suse.de>
17422 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
17425 2002-01-10 Richard Henderson <rth@redhat.com>
17427 * config/alpha/alpha.c (print_operand): Add 'J'.
17428 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
17429 new operand with the sequence number for the lituse. When splitting
17430 the insns, use gen_movdi_er_high_g and generate a sequence number.
17431 (gen_movdi_er_high_g): Print the sequence number if non-zero.
17433 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
17435 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
17436 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
17438 (altivec_expand_builtin): Same.
17439 (altivec_expand_stv_builtin): New.
17441 * config/rs6000/rs6000.h (rs6000_builtins): Same.
17443 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
17444 ("altivec_lvehx"): New.
17445 ("altivec_lvewx"): New.
17446 ("altivec_lvxl"): New.
17447 ("altivec_lvx"): New.
17448 ("altivec_stvx"): New.
17449 ("altivec_stvebx"): New.
17450 ("altivec_stvehx"): New.
17451 ("altivec_stvewx"): New.
17452 ("altivec_stvxl"): New.
17454 2002-01-10 Richard Henderson <rth@redhat.com>
17456 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
17457 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
17458 care not to delete instructions twice.
17460 2002-01-10 Zack Weinberg <zack@codesourcery.com>
17462 * toplev.c: Don't declare environ (it's not used anywhere).
17463 * configure.in: Don't check for declaration of environ.
17464 * config/i386/xm-mingw32.h: Don't #define environ.
17465 * config.in, configure: Regenerate.
17467 2002-01-10 Zack Weinberg <zack@codesourcery.com>
17469 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
17470 * configure: Regenerate.
17472 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
17473 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
17474 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
17476 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
17477 LIMITS_H_TEST here, not in m68k/x-next.
17478 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
17479 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
17481 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
17482 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
17483 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
17485 * config/i386/x-djgpp: Renamed i386/t-djgpp.
17486 * config/m88k/x-dolph: Renamed m88k/t-dolph.
17487 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
17488 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
17489 replacement of quadlib.asm with quadlib.c.
17491 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
17492 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
17493 config/rs6000/xm-beos.h: Delete file.
17495 * config.gcc: Update to match above changes.
17497 2002-01-10 Kazu Hirata <kazu@hxi.com>
17499 * config/h8300/h8300.h: Fix comment typos.
17500 * config/h8300/h8300.md: Likewise.
17501 * config/h8300/lib1funcs.asm: Likewise.
17503 2002-01-10 Dale Johannesen <dalej@apple.com>
17505 PR optimization/5269
17506 * unroll.c (precondition_loop_p): Make *increment be the correct
17507 sign when n_iterations known, to avoid confusing caller.
17509 2002-01-10 Kazu Hirata <kazu@hxi.com>
17511 * doc/extend.texi (deprecated): Fix a typo.
17513 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
17515 * basic-block.h (update_br_prob_note): Declare.
17516 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
17517 (try_forward_edges): Care negative frequencies and update note.
17518 (outgoing_edges_match): Tweek conditional merging heuristics.
17519 (try_crossjump_to_edge): use update_br_prob_note.
17520 * cfglayout.c (fixup_reorder_chain): Likewise.
17521 * cfrtl.c (update_br_prob_note): New.
17522 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
17524 * i386.c (ix86_decompose_address): Return -1 if address contains
17526 (legitimate_address_p): Require ix86_decompose_address to return 1.
17528 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
17529 (cprop_insn): Likewise.
17531 2002-01-10 Kazu Hirata <kazu@hxi.com>
17533 * toplev.c: Fix formatting.
17534 * tree.c: Likewise.
17535 * tree-dump.c: Likewise.
17536 * unroll.c: Likewise.
17537 * unwind-dw2.c: Likewise.
17538 * unwind-dw2-fde.c: Likewise.
17539 * unwind-dw2-fde-glibc.c: Likewise.
17540 * unwind-sjlj.c: Likewise.
17542 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
17544 * doc/invoke.texi: Document PDP-11 options.
17546 2002-01-10 Kazu Hirata <kazu@hxi.com>
17548 * config/h8300/h8300.h: Fix formatting.
17550 2002-01-10 Ira Ruben <ira@apple.com>
17552 Add __attribute__ ((deprecated)).
17553 * extend.texi: Document __attribute__ ((deprecated)).
17554 * invoke.texi: Document -Wno-deprecated-declarations.
17555 * testsuite/g++.dg/other/deprecated.C: New C++ test.
17556 * testsuite/gcc.dg/deprecated.c: New C test.
17557 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
17558 (c_common_attribute_table): Add "deprecated" entry.
17559 (handle_deprecated_attribute): New function.
17560 * c-decl.c (deprecated_states): New enum.
17561 deprecated_state: State of "deprecated" handling.
17562 (start_decl): Set deprecated_state based on attributes.
17563 (grokdeclarator): Test for deprecated uses, propagate attribute.
17564 * c-typeck.c (build_component_ref): Test for deprecated fields.
17565 (build_external_ref): Test for deprecated primaries.
17566 * diagnostic.c (warn_deprecated_use) New function to issue
17567 warnings about __attribute__ ((depricated)) references.
17568 * flags.h (warn_deprecated_decl): Extern declared for
17569 -W[no-]deprecated-declarations option.
17570 * print-tree.c (print_node): Show deprecated flag status.
17571 * toplev.c (warn_deprecated_decl): Defined.
17572 (W_options): Added "deprecated-declaration".
17573 * toplev.h (warn_deprecated_use): Extern declared.
17574 * tree.h (struct tree_common): Define deprecated_flag.
17575 (TREE_DEPRECATED): New macro to access flag.
17576 * cp/call.c (build_call): Test for deprecated calls.
17577 * cp/class.c (add_implicitly_declared_members): Set global
17578 flag to tell grokdeclarator to not issue deprecated warnings.
17579 * cp/cp-tree.h: Add extern for adding_implicit_members.
17580 * cp/decl.c (deprecated_states): New enum.
17581 (start_decl): Set deprecated_state based on attributes.
17582 (grokdeclarator): Test for deprecated uses, propagate attribute.
17583 * cp/lex.c (do_identifier): Test for deprecated primaries.
17584 * cp/typeck.c (build_component_ref): Test for deprecated fields.
17586 2002-01-10 Ira Ruben <ira@apple.com>
17588 Fix to assign attributes to inline member functions.
17589 * cp/decl.c (start_method): Handle attrlist.
17591 2002-01-10 Kazu Hirata <kazu@hxi.com>
17593 * combine.c (expand_field_assignment): Use subreg_lsb().
17595 2002-01-10 David Edelsohn <edelsohn@gnu.org>
17597 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
17598 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
17599 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
17600 Recurse for any operand of AND as long as constant is non-zero.
17602 2002-01-10 Kazu Hirata <kazu@hxi.com>
17604 * config/h8300/h8300.md: Remove constraints from expanders.
17606 2002-01-10 Kazu Hirata <kazu@hxi.com>
17608 * varasm.c: Fix formatting.
17609 * varray.c: Likewise.
17610 * vmsdbgout.c: Likewise.
17611 * xcoffout.c: Likewise.
17613 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
17615 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
17616 update edge probabilities to match.
17618 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
17620 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
17622 * doc/languages.texi, doc/sourcebuild.texi: New files.
17623 * doc/configfiles.texi: Make a subsubsection. Update.
17624 * doc/configterms.texi: Add @node. Remove warning that this isn't
17625 instructions for building GCC.
17626 * doc/makefile.texi: Make a subsection.
17627 * doc/gccint.texi: Update.
17629 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
17631 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
17633 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
17635 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
17637 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
17639 * optabs.c (expand_fix): Look for wider integer modes first.
17641 * i386.md (mov?f): Avoid the fake const double trick for medium
17643 (min?f*/max?f*): Prohibit memory operands for i387 variant.
17644 (fop_df_4): Disable for SSE compilation.
17646 2002-01-10 Graham Stott <grahams@redhat.com>
17648 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
17649 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
17651 2002-01-10 Richard Henderson <rth@redhat.com>
17653 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
17655 2002-01-10 Richard Henderson <rth@redhat.com>
17657 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
17658 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
17660 2002-01-10 Kazu Hirata <kazu@hxi.com>
17662 * combine.c (can_combine_p): Fix a comment typo.
17664 2002-01-09 Zack Weinberg <zack@codesourcery.com>
17666 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
17667 empty list correctly. Change loop index $t to $f for
17668 consistency with rest of Makefile.
17670 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
17672 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
17673 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
17675 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
17676 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
17677 (altivec_init_builtins): Same.
17678 (altivec_expand_unop_builtin): Return NULL_RTX on error.
17679 (altivec_expand_binop_builtin): Same.
17680 (altivec_expand_ternop_builtin): Same.
17683 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
17684 ("altivec_vctuxs"): Fix typo.
17685 ("altivec_vnmsubfp"): Same.
17686 ("altivec_dssall"): New.
17687 ("altivec_mfvscr"): New.
17688 ("altivec_dss"): New.
17689 ("altivec_lvsl"): New.
17690 ("altivec_lvsr"): New.
17691 ("altivec_dstt"): New.
17692 ("altivec_dstst"): New.
17693 ("altivec_dststt"): New.
17694 ("altivec_dst"): New.
17696 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
17697 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
17699 2002-01-09 Richard Henderson <rth@redhat.com>
17701 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
17703 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
17705 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
17707 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
17709 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
17711 2002-01-09 Kazu Hirata <kazu@hxi.com>
17713 * read-rtl.c: Fix formatting.
17714 * real.c: Likewise.
17715 * regclass.c: Likewise.
17716 * regrename.c: Likewise.
17717 * reg-stack.c: Likewise.
17718 * reload1.c: Likewise.
17719 * reload.c: Likewise.
17722 2002-01-09 Kazu Hirata <kazu@hxi.com>
17724 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
17725 to extract items in the expr_list chain.
17727 2002-01-09 Richard Henderson <rth@redhat.com>
17729 * config/vax/vax.c (vax_rtx_cost): Never abort.
17731 * config/vax/vax.h (REAL_ARITHMETIC): Define.
17733 2002-01-09 Jan Hubicka <jh@suse.cz>
17735 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
17737 2002-01-09 Richard Henderson <rth@redhat.com>
17739 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
17740 Unify code from various alternatives.
17742 2002-01-09 Richard Henderson <rth@redhat.com>
17744 * regrename.c (copy_value): Ignore the copy if the source register
17745 is present in the value chain with a narrower mode.
17747 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17749 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
17750 for the c4x target. Also improve layout.
17752 2002-01-09 Richard Henderson <rth@redhat.com>
17754 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
17755 * config/m32r/m32r.md (and ior xor splitters): Swap operands
17756 to match insn patterns.
17758 2002-01-09 Richard Henderson <rth@redhat.com>
17760 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
17761 (copyprop_hardreg_forward_1): Likewise.
17763 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
17765 * pa.md (decrement_and_branch_until_zero): Change predicate for
17766 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
17768 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
17770 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
17771 gets undefined. For Darwin.
17773 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17775 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
17777 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17779 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
17781 2002-01-08 Richard Henderson <rth@redhat.com>
17783 * regrename.c (copy_value): Ignore overlapping copies.
17785 2002-01-08 Richard Henderson <rth@redhat.com>
17787 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
17788 as needed to avoid shared structure.
17790 2002-01-08 Kazu Hirata <kazu@hxi.com>
17792 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
17795 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17797 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
17798 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
17799 documentation of obsolete macros.
17800 * system.h: Poison these macros.
17801 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
17802 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
17803 config/c4x/c4x.h, config/clipper/clipper.h,
17804 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
17805 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
17806 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
17807 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
17808 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
17809 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
17810 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
17811 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
17812 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
17813 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
17814 config/sparc/sparc.h, config/stormy16/stormy16.h,
17815 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
17816 definitions and commented out definitions of obsolete macros.
17817 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
17818 of MAX_INT_TYPE_SIZE.
17820 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
17822 * config/s390/s390.c (s390_preferred_reload_class): Never
17823 return ADDR_REGS if it isn't a subset of the given class.
17824 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
17825 FP_REGS, but all superclasses as well.
17827 * config/s390/s390.c (s390_function_profiler): Fix thinko.
17829 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
17830 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
17831 must not be a const_int.
17833 2002-01-08 Richard Henderson <rth@redhat.com>
17835 * Makefile.in (toplev.o): Depend on options.h.
17836 (gcc.o): Depend on specs.h.
17838 2002-01-08 Jakub Jelinek <jakub@redhat.com>
17840 * expr.c (store_expr): Convert VOIDmode constants back to target's
17843 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17845 * doc/invoke.texi: Markup gcc as @command. Refer to
17846 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
17847 of http://gcc.gnu.org/thanks.html.
17849 2002-01-08 Dale Johannesen <dalej@apple.com>
17851 * config/rs6000/rs6000.md: Add missing int register
17852 target case to movdf_low.
17854 2002-01-08 Zack Weinberg <zack@codesourcery.com>
17856 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
17857 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
17858 (cppinit.o): Depend on except.h.
17859 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
17860 s-specs): New rules.
17862 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
17863 Don't create specs.h/options.h/gencheck.h here. Remove
17864 unnecessary variable settings from last argument of AC_OUTPUT.
17865 * config.in, configure: Regenerate.
17866 * intl.c: Hardcode package name as "gcc".
17868 * cppinit.c: Include except.h.
17869 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
17871 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
17872 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
17873 (!)USING_SJLJ_EXCEPTIONS.
17874 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
17876 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17878 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
17879 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
17880 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
17881 documentation of obsolete macros.
17882 * system.h: Poison these macros.
17883 * config/d30v/d30v.h, config/ns32k/encore.h,
17884 config/stormy16/stormy16.h: Remove definitions and commented out
17885 definitions of obsolete macros.
17887 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
17889 * objc/objc-act.c (handle_class_ref): Mark the declaration of
17890 %sobjc_class_ref_%s as used - to prevent unwanted compiler
17893 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
17895 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
17896 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
17897 to insn adjusting stack/frame pointer.
17898 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
17899 accept operands that cause the insn to be non-splittable.
17901 2002-01-08 Graham Stott <grahams@redhat.com>
17903 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
17904 (C_TYPE_FIELDS_VOLATILE): Likewise.
17905 (C_TYPE_BEING_DEFINED): Likewise.
17906 (C_IS_RESERVED_WORD): Likewise.
17907 (C_TYPE_VARIABLE_SIZE): Likewise.
17908 (C_DECL_VARIABLE_SIZE): Likewise.
17909 (C_MISSING_PROTOTYPE_WARNED): Likewise.
17910 (C_SET_EXP_ORIGINAL_CODE): Likewise.
17911 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
17913 (C_DECL_ANTICIPATED): Likewise.
17914 (c_build_type_variant): Add parenthesis.
17916 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17918 * gcc.c (option_map): Remove --version.
17919 (process_command): Handle -fversion following the GNU Coding
17920 Standards. Partially addresses PR other/704.
17922 2002-01-08 Graham Stott <grahams@redhat.com>
17924 * combine.c (combine_instructions): Fix typo.
17926 2002-01-08 Graham Stott <grahams@redhat.com>
17928 * debug.h: Use "tree" and "rtx" throughout.
17930 * debug.c: Likewise.
17932 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
17934 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
17935 constant pool, use the pool's version of the symbol instead.
17937 2002-01-07 Richard Henderson <rth@redhat.com>
17939 * regrename.c (find_oldest_value_reg): Ignore the value chain if
17940 the original register was copied in a mode with a fewer number of
17941 hard registers than the desired mode.
17942 (copyprop_hardreg_forward_1): Likewise.
17943 (debug_value_data): Fix loop test.
17944 * toplev.c (parse_options_and_default_flags): Reenable
17945 -fcprop-registers at -O1.
17947 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
17949 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
17950 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
17952 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
17955 * config/rs6000/rs6000.md: Add altivec predicate patterns.
17957 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
17959 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
17960 (pa_output_function_prologue): Output local label at the beginning of
17961 the prologue when profiling.
17962 (hppa_profile_hook): Use the local label rather than the function label.
17963 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
17965 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
17967 * config/rs6000/rs6000.c (print_operand): Remove extra space.
17968 (altivec_expand_unop_builtin): Fix thinko.
17969 (altivec_expand_binop_builtin): Same.
17970 (altivec_expand_ternop_builtin): Same.
17971 (altivec_expand_builtin): Same.
17973 2002-01-07 Richard Henderson <rth@redhat.com>
17975 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
17977 2002-01-07 Jason Merrill <jason@redhat.com>
17979 * unwind-dw2.c (execute_cfa_program): Use < again.
17981 2002-01-07 Jakub Jelinek <jakub@redhat.com>
17983 * predict.c (combine_predictions_for_insn): Avoid division by zero.
17985 2002-01-07 Jakub Jelinek <jakub@redhat.com>
17987 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
17988 Don't allow -1 - x -> ~x simplifications in the first pass.
17990 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
17992 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
17994 (altivec_expand_binop_builtin): Same.
17995 (altivec_expand_unop_builtin): Same.
17996 (print_operand): Fix typo.
17997 (bdesc_1arg): Add vupk* variants.
17999 * rs6000.h (rs6000_builtins): Add vupk* enums.
18001 * rs6000.md: Add altivec_vupk* variants.
18003 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
18005 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
18006 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
18007 and last update dates.
18009 2002-01-07 Janis Johnson <janis187@us.ibm.com>
18011 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
18013 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
18015 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
18016 * config/avr/avr.h (CPP_SPEC): Likewise.
18017 (LINK_SPEC): Likewise.
18018 (CRT_BINUTILS_SPECS): Likewise.
18019 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
18020 * doc/invoke.texi (AVR Options): Document them.
18022 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
18024 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
18027 2002-01-07 Graham Stott <grahams@redhat.com>
18029 * config/i386/i386.h: Update copyright date.
18030 (HALF_PIC_PTR): Add parenthesis.
18031 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
18032 (CONSTANT_ALIGNMENT): Add parenthesis.
18033 (DATA_ALIGNMENT): Likewise.
18034 (LOCAL_ALIGNMENT): Likewise.
18035 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
18036 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
18037 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
18038 (HARD_REGNO_NREGS): Add paranethesis.
18039 (VALID_SSE_REG_MODE): Whitespace.
18040 (VALID_MMX_REG_MODE): Whitespace.
18041 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
18042 (ix86_hard_regno_mode_ok): Add parenthesis.
18043 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
18044 (RETURN_IN_MEMORY): Whitespace.
18045 (N_REG_CLASSES): Add parenthesis.
18046 (INTEGER_CLASS_P): Add parenthesis and wrap.
18047 (FLOAT_CLASS_P): Likewise.
18048 (SSE_CLASS_P): Likewise.
18049 (MMX_CLASS_P): Likewise.
18050 (MAYBE_INTEGER_CLASS_P): Likewise.
18051 (MAYBE_FLOAT_CLASS_P): Likewise.
18052 (MAYBE_SSE_CLASS_P): Likewise.
18053 (MAYBE_MMX_CLASS_P): Likewise.
18054 (Q_CLASS_P): Likewise.
18055 (GENERAL_REGNO_P): Uppercase macro parameter.
18056 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
18057 (FP_REGNO_P): Likewise.
18058 (ANY_FP_REGNO_P): Uppercase macro parameter.
18059 (SSE_REGNO_P): Likewise.
18060 (SSE_REGNO): Likewise.
18061 (SSE_REG_P): Likewise.
18062 (SSE_FLOAT_MODE_P): Likewise.
18063 (MMX_REGNO_P): Likewise.
18064 (MMX_REG_P):Likewise.
18065 (STACK_REG_P): Likewise.
18066 (NON_STACK_REG_P): Likewise.
18067 (STACK_TOP_P): Likewise.
18068 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
18069 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
18070 (SECONDARY_MEMORY_NEEDED): Likewise.
18071 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
18072 (MD_ASM_CLOBBERS): Whitespace and wrap.
18073 (MUST_PASS_IN_STACK): Whitespace and wrap.
18074 (RETURN_POPS_ARGS): Add parenthesis.
18075 (INIT_CUMULATIVE_ARGS): Likewise.
18076 (FUNCTION_ARG): Likewise.
18077 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
18078 (SETUP_INCOMING_VARARGS): Likewise.
18079 (BUILD_VA_LIST_TYPE): Add parenthesis.
18080 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
18082 (EXPAND_BUILTIN_VA_ARG): Likewise.
18083 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
18084 (INITIALIZE_TRAMPOLINE): Add parenthesis.
18085 (INITIAL_ELIMINATION_OFFSET): Likewise.
18086 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
18087 (REGNO_OK_FOR_BASE_P): Likewise.
18088 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
18089 (REGNO_OK_FOR_DIREG_P): Likewise.
18090 (REG_OK_FOR_INDEX_P): Whitespace.
18091 (REG_OK_FOR_BASE_P): Whitespace.
18092 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
18094 (FIND_BASE_TERM): Fix typo.
18095 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
18096 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
18097 (SYMBOLIC_CONST; Whitespace.
18098 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
18099 (ENCODE_SECTION_INFO): Whitespace.
18100 (FINALIZE_PIC): Remove do { ... } while (0).
18101 (PROMOTE_MODE): Wrap in do { ... } while (0).
18102 (CONST_COSTS): Whitespace.
18103 (RTX_COSTS): Add paramethesis, whitespace and wrap.
18104 (REGISTER_MOVE_COST): Add parenthesis.
18105 (MEMORY_MOVE_COST): Likewise.
18106 (EXTRA_CC_MODES): Whitespace.
18107 (SELECT_CC_MODE): Add parenthesis and whitespace.
18108 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
18109 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
18110 (ASM_OUTPUT_LABEL): Add paramethesis.
18111 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
18112 (ASM_OUTPUT_REG_POP): Likewise.
18113 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
18114 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
18116 * config/i386/i386.c: Update copyright.
18117 (CHECK_STACK_LIMIT): Add parenthesis.
18118 (AT_BP): Uppercase macro parameter.
18119 (x86_64_int_parameter_registers): Constify.
18120 (x86_64_int_return_registers): Likewise.
18121 (ix86_compare_op0): Use rtx.
18122 (construct_container): Constify INTREG parameter.
18123 (function_arg): Use rtx.
18125 * diagnostic.h: Update copyright date.
18126 (output_buffer_state): Add parenthesis.
18127 (output_buffer_format_args): Likewise.
18129 * combine.c (combine_instructions): Replace XEXP (links, 0)
18132 2002-01-06 H.J. Lu <hjl@gnu.org>
18134 * cfgcleanup.c (thread_jump): Fix 2 typos.
18136 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
18138 * config.gcc: Add support for --enable-altivec.
18140 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
18142 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
18144 2002-01-06 Jakub Jelinek <jakub@redhat.com>
18146 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
18147 __objc_class_name_*.
18149 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
18151 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
18153 2002-01-06 Richard Henderson <rth@redhat.com>
18155 * reorg.c (emit_delay_sequence): Remove death notes, not merely
18156 nop them out. Increment label reference count for REG_LABEL.
18157 (fill_slots_from_thread): Frob label reference count around
18158 delete_related_insns.
18160 2002-01-05 Richard Henderson <rth@redhat.com>
18162 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
18165 2002-01-05 Richard Henderson <rth@redhat.com>
18167 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
18168 * integrate.c (output_inline_function): Likewise.
18169 * toplev.c (rest_of_compilation): Do it here instead. Move call
18170 to remove_unnecessary_notes after emitting abstract instance.
18171 Force an emitted nested function to have its parent emited as well.
18172 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
18174 (rtl_for_decl_location): Do not look at reload data structures
18175 before reload has run.
18177 2002-01-05 Kazu Hirata <kazu@hxi.com>
18179 * cse.c: Fix formatting.
18180 * dwarf2asm.c: Likewise.
18181 * dwarf2out.c: Likewise.
18182 * explow.c: Likewise.
18183 * expmed.c: Likewise.
18184 * function.c: Likewise.
18185 * gcov.c: Likewise.
18186 * gencheck.c: Likewise.
18187 * genrecog.c: Likewise.
18188 * ggc-common.c: Likewise.
18189 * ggc-page.c: Likewise.
18190 * global.c: Likewise.
18192 2002-01-05 Kazu Hirata <kazu@hxi.com>
18194 * combine.c: Fix formatting.
18196 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
18199 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
18201 2002-01-05 David Edelsohn <edelsohn@gnu.org>
18203 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
18204 as 1 for __powerpc64__ as well.
18206 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
18208 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
18211 2002-01-05 Daniel Berlin <dan@dberlin.org>
18213 * lcm.c: Revert change, due to performance regression it causes on
18214 SPEC because it's slightly more conservative (sigh, I hate
18217 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
18219 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
18221 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
18223 * doc/cppinternals.texi: Update.
18225 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
18227 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
18228 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
18230 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
18231 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
18232 kludge for pre-october-14th mmix versions to handle new-found bug
18233 with PUSHJ/PUSHGO and the register stack.
18234 * config/mmix/mmix.h (struct machine_function): Rename member
18235 has_call_value_without_parameters to has_call_without_parameters.
18236 All referers changed.
18237 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
18238 TARGET_MASK_BRANCH_PREDICT): New macros.
18239 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
18240 -mno-reg-stack-fill-bug-workaround.
18241 * config/mmix/mmix.md ("call"): Set struct machine member
18242 has_call_without_parameters.
18244 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
18246 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
18248 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
18250 * cfgcleanup.c: Include tm_p.h
18251 (mark_effect): Fix handling of hard register; fix handling of SET
18253 2002-01-04 Kazu Hirata <kazu@hxi.com>
18255 * config/h8300/h8300.md (anonymous patterns): Check that
18256 operands are registers before using REGNO on them.
18258 2002-01-03 Roland McGrath <roland@frob.com>
18260 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
18262 2002-01-04 Jakub Jelinek <jakub@redhat.com>
18264 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
18265 * c-common.h (genrtl_expr_stmt_value): Likewise.
18266 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
18267 (expand_expr_stmt_value): Add maybe_last argument.
18268 Don't warn about statement with no effect if it is the last statement
18269 in expression statement.
18270 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
18271 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
18272 expand_expr_stmt_value.
18273 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
18274 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
18275 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
18276 as maybe_last to expand_expr_stmt_value.
18278 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
18280 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
18281 be passed in, do not build it.
18282 (c_begin_if_stmt): New function.
18283 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
18284 * c-common.h (c_expand_start_cond): Update prototype.
18285 (c_begin_if_stmt): Prototype new function.
18286 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
18287 * c-parse.in (if_prefix): Use c_begin_if_stmt,
18288 c_begin_while_stmt and c_finish_while_stmt_cond.
18290 2002-01-04 William Cohen <wcohen@redhat.com>
18292 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
18293 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
18294 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
18295 * config/pa/som.h (ASM_FILE_START): Likewise.
18297 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
18299 * lcm.c: Include df.h.
18300 Add available_transfer_function prototype.
18301 (compute_available): Rework to use iterative dataflow framework.
18302 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
18303 with bb_info in df.h
18304 (available_transfer_function): New function.
18306 * Makefile.in (lcm.o): add df.h to dependencies.
18308 2002-01-04 Richard Henderson <rth@redhat.com>
18310 * config/alpha/alpha.c (some_operand): Accept HIGH.
18311 (input_operand): Likewise; accept simple references to globals.
18312 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
18313 (alpha_const_double_ok_for_letter_p): Likewise.
18314 (alpha_extra_constraint): Likewise.
18315 (alpha_preferred_reload_class): Likewise. Do not force
18316 symbolic constants to memory.
18317 (alpha_legitimate_address_p): Accept simple references
18318 to small_symbolic_operand.
18319 (alpha_legitimize_address): New arg scratch. Be prepared to be
18320 called when no_new_pseudos. Emit simple symbolic references.
18321 Split integers into low, high, and rest.
18322 (alpha_expand_mov): Use alpha_legitimize_address.
18323 (some_small_symbolic_mem_operand): New.
18324 (split_small_symbolic_mem_operand): New.
18325 * config/alpha/alpha-protos.h: Update.
18326 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
18327 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18328 (EXTRA_CONSTRAINT): Likewise.
18329 (PREFERRED_RELOAD_CLASS): Likewise.
18330 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
18331 (PREDICATE_CODES): Update.
18332 * config/alpha/alpha.md: New post-reload splitters to convert
18333 simplfied symbolic operands to the form that references $29.
18334 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
18335 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
18337 2002-01-03 Richard Henderson <rth@redhat.com>
18339 * local-alloc.c (function_invariant_p): Update commentary.
18341 2002-01-04 H.J. Lu <hjl@gnu.org>
18343 * toplev.c (rest_of_compilation): Fix a typo when calling
18346 2002-01-03 Kazu Hirata <kazu@hxi.com>
18348 * c-common.c: Fix formatting.
18349 * diagnostic.c: Likewise.
18350 * doloop.c: Likewise.
18351 * dwarf2out.c: Likewise.
18353 2002-01-03 Kazu Hirata <kazu@hxi.com>
18355 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
18356 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
18358 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
18360 * cpperror.c: Update comments and copyright.
18361 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
18362 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
18364 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
18366 * collect2.c (main): Use strcmp when testing for "-shared".
18368 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
18370 * cppmacro.c: Don't include intl.h. Update comments.
18371 (new_number_token): Allocate enough buffer for 64-bit unsigned
18372 integers; update prototype.
18373 * cppmain.c: Update comments.
18375 2002-01-03 William Cohen <wcohen@redhat.com>
18377 * function.h (struct function): Add profile.
18378 (current_function_profile): New.
18379 doc/extend.texi: Update documentation.
18380 * final.c (final_start_function): Use current_function_profile
18381 instead of profile_flag.
18382 (profile_after_prologue): Likewise.
18383 * function.c (expand_function_start): Likewise.
18384 (expand_function_start): Likewise.
18385 * config/alpha/alpha.c (direct_call_operand):
18386 (alpha_does_function_need_gp): Likewise.
18387 (alpha_expand_prologue): Likewise.
18388 * config/arm/arm.c (arm_expand_prologue): Likewise.
18389 thumb_expand_prologue: Likewise.
18390 * config/d30v/d30v.c (d30v_stack_info): Likewise.
18391 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
18392 (fr30_expand_prologue): Likewise.
18393 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
18394 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
18395 * config/i386/i386.h (FINALIZE_PIC): Likewise.
18396 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
18397 * config/i960/i960.c (i960_output_function_prologue): Likewise.
18398 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
18399 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
18400 (m32r_expand_prologue): Likewise.
18401 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
18402 (m88k_expand_prologue): Likewise.
18403 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
18404 * config/mips/mips.c (compute_frame_size): Likewise.
18405 (mips_expand_prologue): Likewise.
18406 (mips_can_use_return_insn): Likewise.
18407 * config/pa/elf.h (ASM_FILE_START): Likewise.
18408 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
18409 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
18410 * config/pa/som.h (ASM_FILE_START): Likewise.
18411 * config/romp/romp.c (romp_using_r14): Likewise.
18412 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
18413 (rs6000_stack_info): Likewise.
18414 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18415 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
18416 * config/v850/v850.c (compute_register_save_size): Likewise.
18418 2002-01-03 Jakub Jelinek <jakub@redhat.com>
18420 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
18421 gen_lowpart_common fails, use gen_lowpart_SUBREG.
18423 2002-01-03 Turly O'Connor <turly@apple.com>
18425 * darwin.c (machopic_output_possible_stub_label): Don't generate
18426 stub routines for pseudo-stubs which we've just defined.
18428 2002-01-03 Kazu Hirata <kazu@hxi.com>
18430 * builtins.c: Fix formatting.
18431 * c-typeck.c: Likewise.
18432 * combine.c: Likewise.
18433 * expr.c: Likewise.
18434 * loop.c: Likewise.
18436 2002-01-03 Andreas Schwab <schwab@suse.de>
18438 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
18439 and return true if _cpp_push_next_buffer pushed a new include
18441 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
18442 _cpp_pop_file_buffer did not push a new file.
18443 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
18445 2002-01-02 Eric Christopher <echristo@redhat.com>
18447 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
18448 FIND_REG_INC_NOTE call. Update copyright.
18449 * loop.c (canonicalize_condition): Ditto.
18450 * reorg.c (delete_scheduled_jump): Ditto.
18452 2002-01-03 Kazu Hirata <kazu@hxi.com>
18454 * gcse.c: Fix formatting.
18456 2002-01-03 Graham Stott <grahams@redhat.com>
18458 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
18459 forward defs for struct tags rtx_def, union_tree, rtvec_def
18460 also output corresponding typedefs for rtx, tree, and rtvec.
18462 * system.h: Move forward defs for struct tags rtx_def, union_tree,
18463 rtvec_def along with corresponding typedefs for rtx, tree, and
18464 rtvec to config.h, hconfig.h, tconfig.h.
18466 2002-01-03 Graham Stott <grahams@redhat.com>
18468 * tree.h: Update copyright date.
18469 (IS_EXPR_CODE_CLASS): Add parenthesis.
18470 (TREE_SET_CODE): Add whitespace.
18471 (TREE_CHECK): Add parenthesis.
18472 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
18473 (CST_OR_CONSTRUCTOR_CHECK):
18474 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
18475 (TREE_SYMBOL_REFERENCED): Whitespace.
18476 (INT_CST_LT): Likewise.
18477 (INT_CST_LT_UNSIGNED): Likewise.
18478 (tree_real_cst): Unwrap comment.
18479 (tree_string): Likewise.
18480 (tree_complex): Likewise.
18481 (IDENTIFIER_POINTER): correct cast.
18482 (SAVE_EXPR_CONTEXT): Whitespace.
18483 (EXPR_WFL_FILENAME_NODE): Likewise.
18484 (EXPR_WFL_FILENAME): Remove parenthesis.
18485 (DECL_ORIGIN): Add parenthesis.
18486 (DECL_FROM_INLINE): Use NULL_TREE.
18487 (build_int_2): Whitespace.
18488 (build_type_variant): Add parenthesis.
18490 * gcc/jcf-parse.c: Update copyright date.
18491 (yyparse): Constify resource_filename.
18493 2002-01-03 Graham Stott <grahams@redhat.com>
18495 * rtl.h: Update copyright date.
18496 (RTL_CHECK1): Wrap long line.
18497 (RTL_CHECK2): Likewise.
18498 (RTL_CHECKC1): Wrap long line and whitespace.
18499 (RTL_CHECKC2): Likewise.
18500 (XWINT): Whitespace.
18506 (XBITMAP): Likewise.
18508 (XBBDEF): Likewise.
18510 (X0WINT): Likewise.
18512 (X0UINT): Likewise.
18516 (X0MODE): Likewise.
18517 (X0BITMAP): Likewise.
18518 (X0TREE): Likewise.
18519 (X0BBDEF): Likewise.
18520 (X0ADVFLAGS): Likewise.
18521 (X0CSELIB): Likewise.
18522 (X0MEMATTR): Likewise.
18523 (XCWINT): Likewise.
18525 (XCUINT): Likewise.
18529 (XCMODE): Likewise.
18530 (XCBITMAP): Likewise.
18531 (XCTREE): Likewise.
18532 (XCBBDEF): Likewise.
18533 (XCADVFLAGS): Likewise.
18534 (XCCSELIB): Likewise.
18535 (XC2EXP): Likewise.
18536 (INSN_UID): Likewise.
18537 (PREV_INSN): Likewise.
18538 (PATTERN): Likewise.
18539 (INSN_CODE): Likewise.
18540 (PUT_REG_NOTE_KIND): Likewise.
18541 (CODE_LABEL_NUMBER): Likewise.
18542 (NOTE_SOURCE_FILE): Likewise.
18543 (NOTE_BLOCK): Likewise.
18544 (NOTE_EH_HANDLER): Likewise.
18545 (NOTE_RANGE_INFO): Likewise.
18546 (NOTE_LIVE_INFO): Likewise.
18547 (NOTE_BASIC_BLOCK): Likewise.
18548 (NOTE_EXPECTED_VALUE): Likewise.
18549 (NOTE_LINE_NUMBER): Likewise.
18550 (LABEL_NAME): Likewise.
18551 (LABEL_NUSES): Likewise.
18552 (LABEL_ALTERNATE_NAME): Likewise.
18553 (ADDRESSOF_DECL): Likewise.
18554 (JUMP_LABEL): Likewise.
18555 (LABEL_NEXTREF): Likewise.
18557 (ORIGINAL_REGNO: Likewise.
18558 (HARD_REGISTER_NUM_P): Add parenthesis.
18559 (SUBREG_REG): Whitespace.
18560 (SUBREG_BYTE): Likewise.
18561 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
18562 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
18563 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
18564 (ASM_OPERANDS_INPUT_VEC): Likewise.
18565 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
18566 (ASM_OPERANDS_INPUT): Likewise.
18567 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
18568 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
18569 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
18570 (ASM_OPERANDS_INPUT_MODE): Likewise.
18571 (ASM_OPERANDS_SOURCE_FILE): Likewise.
18572 (ASM_OPERANDS_SOURCE_LINE): Likewise.
18573 (MEM_SET_IN_STRUCT_P): Minor reformat.
18574 (TRAP_CONDITION): Whitespace.
18575 (TRAP_CODE): Likewise.
18576 (COND_EXEC_TEST): Likewise.
18577 (COND_EXEC_CODE): Likewise.
18578 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
18579 (PHI_NODE_P): Add parenthesis.
18580 (plus_constant): Whitespace and add parenthesis.
18582 2002-01-03 Kazu Hirata <kazu@hxi.com>
18584 * config/avr/avr.c: Fix comment typos.
18585 * config/c4x/c4x.md: Likewise.
18586 * config/dsp16xx/dsp16xx.h: Likewise.
18587 * config/dsp16xx/dsp16xx.md: Likewise.
18588 * config/i386/i386.md: Likewise.
18589 * config/ia64/ia64.c: Likewise.
18590 * config/m32r/m32r.h: Likewise.
18591 * config/m68hc11/m68hc11.md: Likewise.
18592 * config/mmix/mmix.c: Likewise.
18593 * config/mn10200/mn10200.c: Likewise.
18594 * config/romp/romp.c: Likewise.
18595 * config/sh/sh.c: Likewise.
18596 * config/stormy16/stormy16.c: Likewise.
18597 * config/stormy16/stormy16.h: Likewise.
18598 * config/stormy16/stormy16.md: Likewise.
18600 2002-01-03 Graham Stott <grahams@redhat.com>
18602 * loop.h: Update copyright date.
18603 (LOOP_MOVABLES): Fix typo.
18604 (LOOP_REGS): Likewise.
18605 (LOOP_IVS): Likewise.
18607 2002-01-03 Graham Stott <grahams@redhat.com>
18609 * cppinit.c: Update copyright date.
18610 Don't include output.h
18611 * Makefile.in: Update copyright date.
18614 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
18617 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
18618 (-pthread) Add to RS/6000 options.
18620 2002-01-02 Kazu Hirata <kazu@hxi.com>
18622 * except.c: Fix comment typos.
18623 * loop.c: Likewise.
18624 * varasm.c: Likewise.
18625 * doc/tm.texi: Fix a typo.
18627 2002-01-02 Jakub Jelinek <jakub@redhat.com>
18629 * c-typeck.c (output_init_element): Allow initializing static storage
18630 duration objects with compound literals.
18632 2002-01-02 Richard Henderson <rth@redhat.com>
18634 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
18637 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18639 * gcc.c (default_compilers): Const-ify.
18640 * mips-tdump.c (stab_names): Likewise.
18641 * mips-tfile.c (map_coff_types, map_coff_storage,
18642 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
18643 pseudo_ops_t, pseudo_ops): Likewise.
18644 * protoize.c (default_include): Likewise
18646 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
18647 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
18648 Add array size in declaration.
18649 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
18650 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
18651 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
18652 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
18653 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
18654 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
18655 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
18656 emtens, make_nan): Const-ify.
18657 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
18658 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
18660 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
18662 * config.gcc (ia64-*-*): Set extra_headers.
18663 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
18664 * config/alpha/t-osf: Remove.
18665 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
18667 2002-01-02 David Edelsohn <edelsohn@gnu.org>
18669 * config/rs6000/t-aix43: Revert previous change.
18671 2002-01-02 Jason Merrill <jason@redhat.com>
18673 * c-decl.c (c_expand_body): Call outlining_inline_function when
18674 emitting an inline function out of line.
18676 2002-01-02 Richard Henderson <rth@redhat.com>
18678 * dwarf2out.c (limbo_die_node): Add created_for member.
18679 (new_die): New argument created_for. Update all callers.
18680 (mark_limbo_die_list): New.
18681 (dwarf2out_init): Register limbo_die_list as a root.
18682 (dwarf2out_finish): Force insert limbo dies into their function
18685 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
18688 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
18690 2002-01-02 Kazu Hirata <kazu@hxi.com>
18692 * config/h8300/fixunssfsi.c: Update copyright.
18695 * config/h8300/h8300.c: Update copyright.
18696 Eliminate warnings.
18698 2002-01-02 Kazu Hirata <kazu@hxi.com>
18700 * config/romp/romp.c: Fix comment formatting.
18701 * config/romp/romp.h: Likewise.
18702 * config/romp/romp.md: Likewise.
18703 * config/s390/s390.c: Likewise.
18704 * config/stormy16/stormy16.c: Likewise.
18705 * config/stormy16/stormy16.h: Likewise.
18707 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
18709 * c-common.h (genrtl_expr_stmt_value): Declare.
18710 * c-semantics.c (genrtl_goto_stmt): Redirect to...
18711 (genrtl_goto_stmt_value): ... this new function. Pass new
18712 argument down to expand_expr_stmt_value, taking
18713 TREE_ADDRESSABLE into account.
18714 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
18715 STMT_EXPR as addressable, i.e., one whose result we want.
18716 * expr.c (expand_expr): Don't save expression statement value
18717 of labeled_blocks or loop_exprs.
18718 * stmt.c (expand_expr_stmt): Redirect to...
18719 (expand_expr_stmt_value): ... this new function. Use new
18720 argument to tell whether to save expression value.
18721 (expand_end_stmt_expr): Reset last_expr_type and
18722 last_expr_value if we don't have either.
18723 * tree-inline.c (declare_return_variable): Mark its use
18724 statement as addressable.
18725 * tree.h: Document new use of TREE_ADDRESSABLE.
18726 (expand_expr_stmt_value): Declare.
18728 2002-01-01 Tom Rix <trix@redhat.com>
18730 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
18731 rs6000_emit_allocate_stack.
18733 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
18735 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
18736 ${srcdir}/ginclude/ to every entry in extra_headers.
18737 * configure: Regenerate.
18738 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
18739 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
18740 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
18741 * ginclude/proto.h: Rename to config/convex/proto.h.
18743 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18745 * attribs.c (handle_vector_size_attribute): Use host_integerp
18746 and tree_int_cst; remove warnings.
18747 * caller-save.c (insert_restore): Add cast to get rid of warning.
18748 (insert_save): Likewise.
18749 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
18750 * regmove.c (find_matches): Add temporary var to kill a warning.
18752 2002-01-01 Douglas B Rupp <rupp@gnat.com>
18754 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
18755 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
18756 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
18757 (vms-dwarf2eh.o): Add Makefile rule.
18758 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
18759 * config/alpha/vms-dwarf2eh.asm: New file.
18761 * gcc.c (delete_if_ordinary): Delete all versions.
18763 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
18765 * config/mmix/mmix.md: Update FIXME to not mention
18767 (MMIX_rJ_REGNUM): New define_constants constant.
18768 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
18769 "*movdicc_real"): Adjust contraints formatting.
18770 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
18771 for branch prediction.
18772 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
18774 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
18775 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
18776 number. Delete related FIXMEs.
18777 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
18778 from number to MMIX_rJ_REGNUM.
18779 (TARGET_MASK_BRANCH_PREDICT): New.
18780 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
18781 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
18782 value. Add -mbranch-predict and -mno-branch-predict.
18783 (TARGET_VERSION): Drop date.
18784 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
18785 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
18786 for finding out global symbols.
18787 (mmix_asm_output_labelref): Revert condition for global symbol.
18788 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
18789 (mmix_print_operand_punct_valid_p): A '+' is valid.
18791 See ChangeLog.6 for earlier changes.