1 2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
3 * gbl-ctors.h: Fix formatting.
9 * ggc-common.c: Likewise.
11 * ggc-page.c: Likewise.
12 * ggc-simple.c: Likewise.
15 * gthr-dce.h: Likewise.
17 * gthr-posix.h: Likewise.
18 * gthr-rtems.h: Likewise.
19 * gthr-solaris.h: Likewise.
20 * gthr-win32.h: Likewise.
22 2002-06-03 Geoffrey Keating <geoffk@redhat.com>
24 Merge from pch-branch:
26 * gengtype.h (UNION_OR_STRUCT_P): New macro.
27 * gengtype.c (write_gc_structure_fields): Use it.
28 (write_gc_root): Use it here too.
30 * gengtype.c (write_gc_structure_fields): Assume that lengths
31 of typenames fit into an 'int'; don't pass a size_t to "%d" in
33 (write_gc_marker_routine_for_structure): Likewise.
34 (write_gc_types): Likewise.
35 (write_gc_root): Likewise.
37 * varray.h (VARRAY_CLEAR): New.
38 (varray_clear): Prototype.
39 * varray.c (varray_clear): New.
40 * cselib.c (reg_values_old): New.
42 (cselib_init): Use cached varrays if available to avoid
43 generating large amounts of garbage.
44 (cselib_finish): Don't throw away old varrays.
46 * final.c (insn_addresses_): Move out of ifdef.
48 * varray.c (uses_ggc): Make more varray kinds GCable.
49 * varray.h (union varray_data_tag): Let gengtype see
50 fields 'generic' and 'te'.
51 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
52 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
53 (reg_to_stack): Don't call VARRAY_FREE.
54 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
55 (insn_addresses_): Use gengtype to mark.
56 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
57 pointers; handle generic pointers in unused union fields.
58 (get_output_file_with_visibility): Include cselib.h,
59 insn-addr.h in gtype-desc.c.
60 * function.c (prologue): Use gengtype to mark.
62 (sibcall_epilogue): Likewise.
63 * dependence.c: Include gt-dependence.h, ggc.h.
64 (struct def_use): Use gengtype to mark.
65 (struct loop): Likewise.
66 (struct induction): Likewise.
67 (struct dependence): Likewise.
68 (def_use_chain): Likewise.
69 (dep_chain): Likewise.
70 (loop_chain): Likewise.
71 (induction_chain): Likewise.
72 (init_dependence_analysis): Don't free anything, just clear pointers.
73 (build_def_use): Use GGC to allocate def_use.
74 (add_loop): Use GGC to allocate loop.
75 (find_induction_variable): Use GGC to allocate induction.
76 (check_node_dependence): Use GGC to allocate induction, dependence.
77 (dump_node_dependence): Don't free varrays.
78 (end_dependence_analysis): Likewise.
79 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
80 (struct elt_loc_list): Likewise.
81 (struct elt_list): Likewise.
82 * cselib.c: Don't include obstack.h.
83 (hash_table): Use gengtype to mark.
84 (reg_values): Use gengtype to mark.
85 (used_regs): Use gengtype to mark.
86 (cselib_obstack): Delete.
87 (cselib_startobj): Delete.
88 (empty_vals): Mark as deletable.
89 (empty_elt_lists): Mark as deletable.
90 (empty_elt_loc_lists): Mark as deletable.
91 (new_elt_list): Use GGC to allocate struct elt_list.
92 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
93 (clear_table): Don't delete obstack; don't unnecessarily clear
95 (new_cselib_val): Use GGC to allocate struct cselib_val.
96 (cselib_init): Don't set up obstacks. Use GGC to allocate
98 (cselib_finish): Just clear variables, don't free anything.
99 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
100 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
101 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
102 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
103 (gt-reg-stack.h): New rule.
104 (gt-dependence.h): New rule.
105 (gtype-desc.o): Add cselib.h, insn-addr.h.
107 * varray.c: Use only necessary headers.
110 (varray_init): Take type, not size. Use GGC if appropriate.
111 (varray_grow): Update for change to struct varray_head_tag.
112 Use GGC if appropriate.
113 * varray.h (struct const_equiv_data): Use gengtype.
114 (enum varray_data_enum): New.
115 (union varray_data_tag): Use gengtype.
116 (struct varray_head_tag): Use gengtype. Replace size field with
117 enum varray_data_enum.
118 (varray_init): Update prototype.
119 (VARRAY_SCHED_INIT): Delete.
120 (VARRAY_*_INIT): Update for change to varray_init.
121 (VARRAY_SCHED): Delete.
122 (VARRAY_PUSH_SCHED): Delete.
123 (VARRAY_TOP_SCHED): Delete.
124 * tree.h: Update for change to length specifier.
125 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
126 (clone_body): Likewise.
127 * ssa.h (ssa_definition): Use gengtype to mark.
128 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
129 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
130 * rtl.h (struct rtvec_def): Update for change to length specifier.
131 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
132 (struct initial_value_struct): Update for change to length specifier.
133 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
134 (ggc_add_tree_varray_root): Delete prototype.
135 (ggc_mark_rtx_varray): Delete prototype.
136 (ggc_mark_tree_varray): Delete prototype.
137 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
138 (ggc_add_tree_varray_root): Delete.
139 (ggc_mark_rtx_varray): Delete.
140 (ggc_mark_tree_varray): Delete.
141 (ggc_mark_rtx_varray_ptr): Delete.
142 (ggc_mark_tree_varray_ptr): Delete.
143 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
144 (create_varray): Delete prototype.
145 * gengtype.c (varrays): Delete.
146 (create_varray): Delete.
147 (adjust_field_type): Detect array of string pointers.
148 (process_gc_options): Remove code to handle varray_type option.
149 (set_gc_used_type): Remove TYPE_VARRAY case.
150 (output_escaped_param): New.
151 (write_gc_structure_fields): Use output_escaped_param on all
152 parameters. Handle 'skip' with 'use_param' option. Handle
153 arrays of strings. Remove TYPE_VARRAY handling.
154 (write_gc_roots): Use boolean to detect 'length' option.
155 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
156 (struct_fields): Call adjust_field_type on array fields.
157 (type): Remove VARRAY_TYPE case.
158 (type_option): Likewise.
159 * gengtype-lex.l: Don't consider varray_type a keyword.
160 * function.h: Update for change to length specifier.
161 (free_eh_status): Delete prototype.
162 * function.c (free_after_compilation): Don't call free_eh_status.
163 (reorder_blocks): Don't use VARRAY_FREE.
164 * except.c (struct eh_status): Update for change to length specifier.
165 remove varray_type specifier.
166 (free_eh_status): Delete.
167 * dwarf2out.c: Include gt-dwarf2out.h.
168 (used_rtx_varray): Use gengtype to mark, move
170 (incomplete_types): Likewise.
171 (decl_scope_table): Likewise.
172 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
173 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
174 * c-tree.h (struct lang_type): Update for change to length specifier.
175 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
176 * c-objc-common.c: Include gt-c-objc-common.h.
177 (deferred_fns): Mark for gengtype.
178 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
179 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
180 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
181 (gtype-desc.o): Update dependencies.
182 (dwarf2out.o): Add gt-dwarf2out.h.
183 (varray.o): Update dependencies.
184 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
185 (gt-c-objc-common.h): New rule.
186 (gt-dwarf2out.h): New rule.
187 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
189 * doc/gty.texi (GTY Options): Correct spelling.
190 (GGC Roots): Likewise.
191 * Makefile.in (TEXI_CPP_FILES): New.
192 (TEXI_GCC_FILES): New.
193 (TEXI_GCCINT_FILES): New.
194 (TEXI_CPPINT_FILES): New.
195 ($(docdir)/cpp.info): Use new macros.
196 ($(docdir)/gcc.info): Likewise.
197 ($(docdir)/gccint.info): Likewise.
198 ($(docdir)/cppinternals.info): Likewise.
201 (gccint.dvi): Likewise.
202 (cppinternals.dvi): Likewise.
204 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
205 * doc/gccint.texi (Top): Include gty.texi.
206 * doc/gty.texi: New file.
208 * bitmap.c: Include ggc.h, gt-bitmap.h.
209 (bitmap_ggc_free): New.
210 (bitmap_elem_to_freelist): New.
211 (bitmap_element_free): Use bitmap_elem_to_freelist.
212 (bitmap_element_allocate): Allow use of GGC.
213 (bitmap_clear): Use bitmap_elem_to_freelist.
214 (bitmap_copy): Update for change to bitmap_element_allocate.
215 (bitmap_set_bit): Likewise.
216 (bitmap_operation): Update for changes elsewhere.
217 (bitmap_initialize): Allow to create bitmaps that will use GGC.
218 * bitmap.h (struct bitmap_element_def): Use gengtype.
219 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
220 (bitmap_initialize): Add extra parameter.
221 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
222 (BITMAP_ALLOCA): Delete.
223 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
224 (BITMAP_GGC_ALLOC): New.
225 * Makefile.in (gtype-desc.o): Add bitmap.h.
226 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
227 (GTFILES): Add bitmap.c.
228 (gt-bitmap.h): New rule.
229 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
230 * basic-block.h: Update for changes to bitmap_initialize.
231 * except.c (exception_handler_label_map): Move into...
232 (struct eh_status): Here.
233 (struct eh_region): Make 'aka' GCable.
234 (free_eh_status): Don't need to specially handle
235 exception_handler_label_map.
236 (add_ehl_entry): Update for changes to exception_handler_label_map.
237 (find_exception_handler_labels): Likewise.
238 (remove_exception_handler_label): Likewise.
239 (maybe_remove_eh_handler): Likewise.
240 (for_each_eh_label): Likewise.
241 (remove_eh_handler): Allocate 'aka' using GGC.
242 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
245 * gengtype.c (write_gc_marker_routine_for_structure): Name
246 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
247 (write_gc_types): Arrange for the tests with NULL to be inlined.
248 (write_gc_roots): Update uses of procedure pointers.
249 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
251 * Makefile.in (explow.o): Add dependency on gt-explow.h.
252 (sdbout.o): Add dependency on gt-sdbout.h.
254 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
255 (mem_attrs_htab): Likewise.
256 (init_emit_once): Don't call ggc_add_deletable_htab.
257 * fold-const.c (size_htab): Use gengtype to clear unused entries.
258 (size_int_type_wide): Don't call ggc_add_deletable_htab.
259 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
260 parameters, use them, change callers.
261 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
262 (write_gc_roots): Handle 'if_marked' option.
263 (main): Don't need to call set_gc_used_type any more.
264 * ggc.h (ggc_htab_marked_p): Delete.
265 (ggc_htab_mark): Delete.
266 (struct ggc_cache_tab): New.
267 (gt_ggc_cache_rtab): New declaration.
268 * ggc-common.c (struct d_htab_root): Delete.
269 (d_htab_roots): Delete.
270 (ggc_add_deletable_htab): Delete.
271 (ggc_htab_delete): Handle new htab-deleting mechanism.
272 (ggc_mark_roots): Use new htab-deleting mechanism.
273 * tree.c (type_hash_table): Use gengtype to clear unused entries.
275 (init_obstacks): Don't call ggc_add_deletable_htab.
277 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
278 (struct hashed_entry): Likewise.
279 (nst_method_hash_list): Likewise.
280 (cls_method_hash_list): Likewise.
281 (HASH_ALLOC_LIST_SIZE): Delete.
282 (ATTR_ALLOC_LIST_SIZE): Delete.
283 * objc/objc-act.c (hash_init): Use ggc to allocate
284 nst_method_hash_list, cls_method_hash_list.
285 (hash_enter): Use ggc to allocate; allocate one entry at a time.
286 (hash_add_attr): Likewise.
287 (ggc_mark_hash_table): Delete.
288 (objc_act_parse_init): Delete.
289 (objc_init): Delete reference to objc_act_parse_init.
290 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
291 obstack.h. Replace references to 'struct hash_table' with htab_t.
292 (struct symbol_hash_entry): Replace hash header with key field.
293 (struct file_hash_entry): Replace hash header with key field.
294 (struct demangled_hash_entry): Replace hash header with key field.
295 (hash_string_eq): New.
296 (hash_string_hash): New.
297 (symbol_hash_newfunc): Delete.
298 (symbol_hash_lookup): Modify to use htab_t.
299 (file_hash_newfunc): Delete.
300 (file_hash_lookup): Modify to use htab_t.
301 (demangled_hash_newfunc): Delete.
302 (demangled_hash_lookup): Modify to use htab_t.
303 (tlink_init): Modify to use htab_t.
306 * ggc.h: Delete forward structure declarations.
307 Delete prototypes for deleted functions.
308 * ggc-common.c: Don't include hash.h.
309 (ggc_add_tree_hash_table_root): Delete.
310 (ggc_mark_tree_hash_table_entry): Delete.
311 (ggc_mark_tree_hash_table): Delete.
312 (ggc_mark_tree_hash_table_ptr): Delete.
313 * gengtype.c (write_gc_structure_fields): Allow param_is option.
314 (write_gc_marker_routine_for_structure): Use visibility of
315 the parameter if there is one.
316 * function.c: Replace hash.h with hashtab.h. Replace references
317 to 'struct hash_table *' with htab_t.
318 (struct insns_for_mem_entry): Include a plain key.
319 (fixup_var_refs_insns_with_hash): Update to use htab_t.
320 (insns_for_mem_newfunc): Delete.
321 (insns_for_mem_hash): Update to use htab_t.
322 (insns_for_mem_comp): Likewise.
323 (insns_for_mem_walk): Likewise.
324 * c-lang.c: Include ggc.h.
325 * Makefile.in (OBJS): Remove hash.o.
326 (c-lang.o): Add GGC_H.
327 (COLLECT2_OBJS): Remove hash.o.
328 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
329 (ggc-common.o): Remove hash.h.
330 (function.o): Remove hash.h, add HASHTAB_H.
331 (genautomata.o): Remove hash.h, add HASHTAB_H.
333 * varasm.c (mark_const_str_htab_1): Delete.
334 (mark_const_str_htab): Delete.
335 (const_str_htab_del): Delete.
336 (const_str_htab): Use gengtype to mark.
337 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
339 * tree.c (mark_tree_hashtable_entry): Delete.
340 (mark_tree_hashtable): Delete.
341 * tree.h (mark_tree_hashtable): Delete prototype.
342 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
343 (ggc_mark): Likewise.
345 (htab_create_ggc): New.
346 * ggc-common.c (ggc_calloc): New.
347 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
348 (struct type): Add param_struct structure.
349 * gengtype.c (param_structs): New.
350 (adjust_field_type): Handle param_is option.
351 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
352 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
353 (write_gc_structure_fields): Add new PARAM parameter. Update
354 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
355 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
356 Use it to generate function name. Update callers.
357 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
359 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
361 (main): Define PTR as pointer-to-scalar. Don't specially
362 mark deferred_string or ehl_map_entry.
363 * gengtype-yacc.y (PARAM_IS): Add new token.
364 (externstatic): Use adjust_field_type.
365 (type_option): Add PARAM_IS.
366 * gengtype-lex.l: Add rule for typedef of function pointers.
367 Add rule for PARAM_IS.
369 * except.c (exception_handler_label_map): Use gengtype to mark.
370 (type_to_runtime_map): Likewise.
371 (mark_ehl_map_entry): Delete.
372 (mark_ehl_map): Delete.
373 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
374 (t2r_mark_1): Delete.
376 * Makefile.in (gtype-desc.o): Correct dependencies.
377 (GTFILES): Add hashtab.h.
378 (genautomata.o): Actually uses hashtab.h.
380 * Makefile.in (stringpool.o): Add $(GGC_H).
381 (dwarf2asm.o): Likewise.
382 (GTFILES): Add hashtable.h.
383 * c-common.h (struct c_common_identifier): Use gengtype.
384 * c-decl.h (c_mark_tree): Delete.
385 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
386 * c-tree.h (struct lang_identifier): Use gengtype.
387 (union lang_tree_node): New.
388 (c_mark_tree): Delete prototype.
389 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
391 * gengtype-lex.l (IWORD): Allow 'bool'.
393 * gengtype-yacc.y (ALIAS): New token.
394 (type_option): New rule.
395 (option): Use type_option.
396 * gengtype.c (process_gc_options): New.
397 (set_gc_used_type): Use it.
398 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
399 Add new variable 't' to hold the type of the field being processed.
400 Add more error checking. Use UNION_P when looking at 'desc' option.
401 Handle language-specific structures containing other
402 language-specific structures.
403 (write_gc_types): Handle 'ptr_alias' option.
404 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
405 * ggc-common.c (ggc_pending_trees): Delete.
406 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
407 (ggc_mark_trees): Delete.
408 (gt_ggc_m_tree_node): Delete.
409 * ggc.h (ggc_pending_trees): Delete.
410 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
411 * hashtable.h (ht_identifier): Use gengtype.
412 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
413 * langhooks.h (struct lang_hooks): Delete mark_tree.
414 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
416 * system.h: Poison LANG_HOOKS_MARK_TREE.
417 * tree.c (tree_node_structure): New.
418 * tree.h (struct tree_common): Use gengtype.
419 (struct tree_int_cst): Likewise.
420 (struct tree_real_cst): Likewise.
421 (struct tree_string): Likewise.
422 (struct tree_complex): Likewise.
423 (struct tree_vector): Likewise.
424 (struct tree_identifier): Likewise.
425 (struct tree_list): Likewise.
426 (struct tree_vec): Likewise.
427 (struct tree_exp): Likewise.
428 (struct tree_block): Likewise.
429 (struct tree_type): Likewise.
430 (struct tree_decl): Likewise.
431 (enum tree_structure_enum): New.
432 (union tree_node): Use gengtype, with an alias.
433 (tree_node_structure): Prototype.
434 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
436 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
437 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
438 to LANG_HOOKS_FUNCTION_FINAL.
439 * Makefile.in (GTFILES): Add bitmap.h.
440 * except.c (struct eh_region): Mark field 'aka' to be skipped.
442 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
443 (alpha_init_machine_status): Give proper type.
444 * Makefile.in (c-lang.o): Depend on gtype-c.h.
445 (optabs.o): Depend on gt-optabs.h.
446 (GTFILES): Add optabs.o.
447 (gt-optabs.h): Add rule.
448 * optabs.c: Include gt-optabs.h.
450 * gengtype.c (set_gc_used_type): Correct some errors in last change.
451 (write_gc_structure_fields): If a field which should be NULL is
453 * c-pragma.c: Move struct align_stack and variable alignment_stack
456 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
457 * config/xtensa/xtensa.c: Include gt-cris.h.
458 (struct machine_function): Use gengtype to mark.
459 * config/mmix/mmix.h (struct machine_function): Use gengtype
461 * config/cris/t-cris: Add dependencies for gt-cris.h.
462 * config/cris/cris.c: Include gt-cris.h.
463 (struct machine_function): Use gengtype to mark.
464 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
466 * doc/tm.texi (Per-Function Data): Delete references to
468 * config/ia64/ia64.c (ia64_override_options): Don't set
470 * config/i386/i386.c (override_options): Likewise.
471 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
472 * config/arm/arm.c (arm_init_expanders): Likewise.
473 * config/alpha/alpha.c (override_options): Likewise.
474 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
475 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
476 (write_gc_structure_fields): Don't handle 'really' option.
477 Handle 'maybe_null' option.
478 (write_gc_types): Handle 'maybe_null' option.
479 * function.h (struct function): Don't use "really".
480 (mark_machine_status): Delete declaration.
481 (mark_lang_status): Delete declaration.
482 (gt_ggc_mr_machine_function): Delete prototype.
483 (gt_ggc_mr_language_function): Delete prototype.
484 * function.c (mark_machine_status): Delete.
485 (mark_lang_status): Delete.
486 (gt_ggc_mr_machine_function): Delete.
487 (gt_ggc_mr_language_function): Delete.
488 * c-tree.h (mark_c_function_context): Delete prototype.
489 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
490 * c-decl.c (struct language_function): Rename from struct
491 c_language_function. Update uses. Use gengtype to mark.
492 (mark_c_function_context): Delete.
493 * c-common.h (struct c_language_function): Rename from struct
495 (mark_stmt_tree): Delete prototype.
496 (c_mark_lang_decl): Delete prototype.
497 (mark_c_language_function): Delete prototype.
498 * c-common.c (mark_stmt_tree): Delete.
499 (c_mark_lang_decl): Delete.
500 (mark_c_language_function): Delete.
502 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
503 (lang_bitmap): New typedef. Use where appropriate.
504 (struct type): Add gc_used field, lang_struct field.
505 (UNION_P): New macro.
506 (new_structure): New prototype.
507 (find_structure): Remove 'pos' parameter. Change all callers.
508 * gengtype-lex.l: Update for changes to find_structure.
509 * gengtype-yacc.y (typedef_struct): Use new_structure.
510 (yacc_ids): Suppress warning.
511 (type): Use new_structure.
512 * gengtype.c (string_type): Update for changes to struct type.
513 (find_structure): Just find a structure, don't worry about
515 (new_structure): New.
516 (note_yacc_type): Use new_structure.
517 (set_gc_used_type): New.
519 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
520 (write_gc_types): Handle TYPE_LANG_STRUCT.
521 (write_gc_marker_routine_for_structure): New.
522 (main): Call set_gc_used. Add some calls to set_gc_used_type
523 for places where GCC doesn't use gengtype properly yet.
524 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
525 (gt_ggc_m_tree_node): Likewise.
527 * varasm.c (copy_constant): Call expand_constant if we hit
528 something we can't recognise.
530 * ggc-common.c (ggc_mark_rtvec_children): Delete.
531 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
532 (lang_mark_false_label_stack): Delete.
533 * rtl.h (struct rtvec_def): Use gengtype to mark.
534 * ggc.h (ggc_mark_rtvec): Delete.
535 (gt_ggc_m_rtvec_def): Delete.
536 (ggc_mark_nonnull_tree): Delete.
537 (ggc_mark_rtvec_children): Delete prototype.
538 (lang_mark_false_label_stack): Delete declaration.
540 * gengtype.h (note_yacc_type): Add prototype.
541 * gengtype.c (note_yacc_type): New function.
542 * gengtype-lex.l: Add lexer support for yacc files.
543 * gengtype-yacc.y (start): Extract union from yacc files.
544 (yacc_union): New rule.
545 (yacc_typematch): New rule.
546 (yacc_ids): New rule.
547 (enum_items): Tweak for efficiency.
548 (optionseq): Likewise.
550 * c-common.h (struct language_function): Use gengtype.
551 (struct c_lang_decl): Likewise.
552 * c-tree.h (struct lang_decl): Likewise.
553 (struct lang_type): Likewise.
554 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
555 tree language substructures.
557 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
559 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
561 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
563 * stmt.c (struct nesting): Add discriminator. Use gengtype to
564 mark. Remove 'data.block.cleanup_ptr' field.
565 (struct stmt_status): Use usual technique to mark struct nesting.
566 (gt_ggc_mr_nesting_cond): Delete.
567 (gt_ggc_mr_nesting_loop): Delete.
568 (gt_ggc_mr_nesting_block): Delete.
569 (gt_ggc_mr_nesting_case_stmt): Delete.
570 (expand_start_cond): Set discriminator.
571 (expand_start_loop): Likewise.
572 (expand_start_null_loop): Likewise.
573 (expand_start_bindings_and_block): Set discriminator. Don't set
575 (expand_decl_cleanup): Replace 'cleanup_ptr' with
576 &thisblock->data.block.cleanups.
577 (expand_start_case): Set discriminator.
578 (expand_start_case_dummy): Set discriminator.
580 * ggc-callbacks.c: Remove.
582 * gengtype.h (struct type): Add 'u.s.bitmap' field.
583 (find_structure): Add 'pos' parameter.
584 * gengtype-lex.l: Update callers to find_structure.
585 * gengtype-yacc.y: Likewise.
586 * gengtype.c (find_structure): Allow for structures to be defined
587 in multiple language backends.
588 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
589 (counter): Rename to gc_counter.
590 (write_gc_structure_fields): Fail when writing out fields for
591 an incomplete structure. Ignore arrays of scalars. Handle
593 (write_gc_types): Reset counter for each procedure written.
595 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
596 (free_case_nodes): Delete.
597 (expand_end_case_type): Delete call to free_case_nodes.
599 * Makefile.in (cselib.o): Include gt-<filename>.h.
601 (profile.o): Likewise.
603 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
604 alphabetize backend files.
605 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
606 * alias.c: Use gengtype for roots.
607 * c-common.h (struct stmt_tree_s): Use gengtype.
608 * c-decl.c: Use gengtype for roots.
609 * cselib.c: Use gengtype for roots.
610 * expr.c: Use gengtype for roots.
611 * fold-const.c: Use gengtype for roots.
612 * gcse.c: Use gengtype for roots.
613 * gengtype-lex.l: Handle typedefs of function types.
614 Allow for empty array bounds.
615 Allow processing to stop on initialisers.
616 * gengtype-yacc.y (externstatic): Stop processing on initialisers.
617 (semiequal): New rule.
618 * gengtype.c (create_file): Tidy output files.
619 (get_output_file_with_visibility): Fix paren warning. Fix bug
620 involving multiple input files mapping to one output file.
621 (write_gc_structure_fields): Skip arrays of scalars.
622 (write_gc_types): Tidy output files.
623 (write_gc_root): New function.
624 (write_gc_roots): Fix bugs, add support for roots that are
626 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
627 (ggc_mark_tree_ptr): Delete.
628 (ggc_add_rtx_root): Delete.
629 (ggc_add_tree_root): Delete.
630 (ggc_del_root): Delete.
631 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
632 allocate struct initial_value_struct.
633 * profile.c: Use gengtype for roots.
634 * sdbout.c: Use gengtype for roots.
635 * varasm.c (mark_weak_decls): Delete unused prototype.
636 (mark_const_hash_entry): Delete unused function.
637 * config/darwin-protos.h: Use gengtype for roots.
638 (machopic_add_gc_roots): Delete.
639 * config/arm/arm.c: Use gengtype for roots.
640 * config/arm/arm.h: Use gengtype for roots.
641 * config/c4x/c4x-protos.h: Use gengtype for roots.
642 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
643 * config/d30v/d30v-protos.h: Use gengtype for roots.
644 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
645 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
646 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
647 * config/ia64/ia64-protos.h: Use gengtype for roots.
648 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
649 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
650 * config/m68hc11/m68hc11.c (z_reg): Make global.
651 (z_reg_qi): Make global.
652 (m68hc11_add_gc_roots): Delete.
653 * config/mcore/mcore-protos.h: Use gengtype for roots.
654 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
655 * config/mips/mips.c (mips_add_gc_roots): Delete.
656 * config/mips/mips.h: Use gengtype for roots.
657 * config/mmix/mmix.c (override_options): Use gengtype for roots.
658 * config/mmix/mmix.h: Use gengtype for roots.
659 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
660 * config/mn10200/mn10200.h: Use gengtype for roots.
661 * config/pa/pa.c: Use gengtype for roots, marking.
662 (struct deferred_plabel): Use GGC, gengtype.
663 (pa_add_gc_roots): Delete.
664 (mark_deferred_plabels): Delete.
665 * config/pj/pj-protos.h: Use gengtype for roots.
666 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
667 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
668 machopic_add_gc_roots.
669 * config/rs6000/rs6000.h: Use gengtype for roots.
670 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
671 (gt-darwin.h): Add rule.
672 * config/sh/sh.c: Use gengtype for roots.
673 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
675 * config/sparc/sparc.c: Use gengtype for roots.
676 (sparc_add_gc_roots): Delete.
677 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
678 (mark_ultrasparc_pipeline_state): Delete.
679 * config/sparc/sparc.h: Use gengtype for roots.
681 * Makefile.in (c-parse.o): Update dependencies.
682 (c-common.o): Likewise.
683 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
684 Add dependencies for the files they generate.
685 * c-common.c: Replace ggc_add_* uses with GTY annotations.
686 * c-common.h: Likewise.
687 * c-decl.c: Likewise.
688 (gt_ggc_mp_binding_level): Delete.
689 * c-lang.c: Include gtype-c.h.
690 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
692 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
693 (gt_ggc_mp_align_stack): Delete.
694 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
695 * function.c: Replace ggc_add_* uses with GTY annotations.
696 (gt_ggc_mp_function): Delete.
697 * function.h: Replace ggc_add_* uses with GTY annotations.
698 * gengtype.c (lang_names): New.
699 (NUM_BASE_FILES): New.
700 (open_base_files): Create language base files.
702 (get_file_basename): New.
703 (get_base_file_bitmap): New.
704 (get_output_file_with_visibility): Rename from get_output_file.
705 Add more mappings for various C/Objc filenames.
706 (finish_root_table): New.
707 (write_gc_roots): Handle dependencies and scoping properly.
708 * gengtype.h: Add prototypes for new functions.
709 * ggc-common.c (struct deletable_root): Delete.
710 (deletables): Delete.
711 (ggc_add_deletable_root): Delete.
712 (ggc_mark_roots): No need to deal with deleted functionality.
713 * ggc.h (ggc_add_deletable_root): Delete prototype.
714 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
715 (gtype-objc.h): Add rule to create.
716 * objc/config-lang.in (gtfiles): New.
717 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
718 ggc_add_* with GTY markers. Include gtype-objc.h.
719 (ggc_mark_imp_list): Delete.
720 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
721 * objc/objc-lang.c: Random Whitespace Change.
723 * except.h (exception_handler_labels): Delete.
724 (get_exception_handler_labels): New.
725 * except.c (exception_handler_labels): Delete.
726 (struct eh_status): Add exception_handler_labels field.
727 (doing_eh): Don't add exception_handler_labels as root.
728 (free_eh_status): Don't need to free exception_handler_labels.
729 (get_exception_handler_labels): New.
730 (find_exception_handler_labels): Update for move of
731 exception_handler_labels.
732 (remove_exception_handler_label): Likewise.
733 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
734 * jump.c (rebuild_jump_labels): Likewise.
735 * loop.c (find_and_verify_loops): Likewise.
736 * sched-rgn.c (is_cfg_nonregular): Likewise.
738 * gengtype.c (write_gc_structure_fields): Handle variable-length
741 * varasm.c (struct weak_syms): Use GGC, gengtype.
742 (mark_weak_decls): Delete.
743 (weak_decls): Likewise.
744 (add_weak): Likewise.
745 (remove_from_pending_weak_list): Likewise.
746 (init_varasm_once): Likewise.
748 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
749 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
750 stor-layout.c, regclass.c, and lists.c.
751 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
752 gt-regclass.h and gt-lists.h on s-gtype.
753 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
754 * except.c: Use gengtype for roots.
755 * explow.c: Use gengtype for roots. Include gt-explow.h.
756 * expr.h (init_stor_layout_once): Delete prototype.
757 * function.c: Use gengtype for roots.
758 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
759 * gengtype-yacc.y (start): Can also be an externstatic.
760 (externstatic): New production.
761 (struct_fields): Correct array bounds inversion for 2-d arrays.
762 * gengtype.c (variables): New variable.
763 (note_variable): New function.
764 (get_output_file): Include libfuncs.h into gtype-desc.c.
765 (get_output_file_name): New function.
766 (write_gc_structure_fields): Suppress warnings.
767 (write_gc_types): Make static.
768 (put_mangled_filename): New function.
769 (write_gc_roots): New function.
770 (main): Call write_gc_roots.
771 * gengtype.h (note_variable): Prototype.
772 (get_output_file_name): Prototype.
773 (write_gc_types): Delete prototype.
774 * ggc.h: Clean up unnecessary structure predefinitions.
775 (struct ggc_root_tab): Define.
776 (gt_ggc_m_rtx_def): Make function, not macro.
777 (gt_ggc_m_tree_node): Likewise.
778 * libfuncs.h: Use gengtype for roots.
779 * lists.c: Use gengtype for roots. Include gt-lists.h.
780 (init_EXPR_INSN_LIST_cache): Delete.
781 * optabs.c: Use gengtype for roots.
782 (gt_ggc_mp_optab): Delete.
783 * optabs.h: Use gengtype for roots.
784 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
785 * rtl.h: Use gengtype for roots.
786 (init_EXPR_INSN_LIST_cache): Delete prototype.
787 * stor-layout.c: Use gengtype for roots.
788 Include gt-stor-layout.h.
789 (init_stor_layout_once): Delete.
790 * toplev.c: Use gengtype for roots. Delete calls to deleted
792 * tree.c: Use gengtype for roots.
793 * tree.h: Use gengtype for roots.
794 * varasm.c: Use gengtype for roots.
796 * Makefile.in (GTFILES): Add @all_gtfiles@.
797 * configure: Regenerate.
798 * configure.in: Construct all_gtfiles from the gtfiles definitions
800 * gengtype-yacc.y (type): Warn about duplicate structure names.
801 * gengtype.c (get_output_file): Handle .c files in language
804 * Makefile.in (GTFILES): Run gengtype on all the config files
805 and on the target .c file.
806 * except.c (mark_eh_region): Delete.
807 (init_eh_for_function): Use GGC on struct eh_status.
808 (mark_eh_status): Delete.
809 (free_eh_status): Use GGC.
810 (expand_eh_region_start): Use GGC to
811 (collect_eh_region_array): Allocate last_region_number using GGC.
812 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
813 (remove_eh_handler): Let GGC free struct eh_region.
814 (add_call_site): Use GGC to reallocate call_site_record array.
815 * function.c (init_machine_status): Update calling sequence.
816 (mark_machine_status): Likewise.
817 (mark_lang_status): Likewise.
818 (prepare_function_start): Update init_machine_status call.
819 (mark_function_status): Delete.
820 (maybe_mark_struct_function): Delete.
821 (ggc_mark_struct_function): Delete.
822 (gt_ggc_mp_function): New.
823 (gt_ggc_mr_machine_function): New.
824 (gt_ggc_mr_language_function): New.
825 (init_function_once): Use canonical names.
826 * function.h (struct function): Use gengtype.
827 (init_machine_status): Return the structure.
828 (mark_machine_status): Take a 'void *'.
829 (mark_lang_status): Likewise.
830 * ggc-common.c (ggc_mark_trees): Use canonical name for
831 ggc_mark_struct_function.
832 * tree.h (ggc_mark_struct_function): Delete prototype.
833 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
834 (alpha_init_machine_status): Likewise.
835 (override_options): Use canonical name for alpha_mark_machine_status.
836 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
837 * config/arm/arm.h (struct machine_function): Use gengtype.
838 * config/arm/arm.c (arm_mark_machine_status): Delete.
839 (arm_init_machine_status): Update calling sequence.
840 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
841 * config/cris/cris.c (cris_init_machine_status): Update
843 * config/d30v/d30v.h (struct machine_function): Use gengtype.
844 * config/d30v/d30v.c (d30v_init_machine_status): Update
846 (d30v_mark_machine_status): Delete.
847 * config/i386/i386.c: Include gt-i386.h.
848 (struct machine_function): Use gengtype.
849 (ix86_init_machine_status): Update calling sequence.
850 (ix86_mark_machine_status): Delete.
851 (override_options): Use canonical namke for ix86_mark_machine_status.
852 * config/ia64/ia64.h (struct machine_function): Use gengtype.
853 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
855 (ia64_mark_machine_status): Delete.
856 (ia64_override_options): Use canonical name for
857 ia64_mark_machine_status.
858 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
860 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
861 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
862 * gengtype.c (get_output_file): Fix warning.
863 (main): Add prototype to suppress warning.
864 * tree.c: Remove tree_hash_mark prototype.
866 * tree.h (init_stmt): Delete prototype.
867 * toplev.c (lang_independent_init): Don't call init_stmt.
868 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
869 (stmt_obstack): Delete.
870 (POPSTACK): No need to free 'struct nesting'.
871 (gt_ggc_mr_nesting_cond): Use canonical names.
872 (gt_ggc_mr_nesting_loop): Use canonical names.
873 (gt_ggc_mr_nesting_block): Use canonical names.
874 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
875 (mark_stmt_status): Delete.
877 (clear_last_expr): Clear both last_expr_type and last_expr_value.
878 Use it everywhere that last_expr_type was cleared.
879 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
881 * ggc.h (ggc_add_deletable_root): Prototype.
882 (mark_stmt_status): Remove prototype.
883 * ggc-common.c (ggc_add_deletable_root): New.
884 (ggc_mark_roots): Handle deletable roots.
885 * function.c (ggc_mark_struct_function): Use canonical name
886 for mark_stmt_status.
887 * emit-rtl.c (free_sequence_stack): New.
888 (start_sequence): Use a freelist for sequences.
889 (end_sequence): Likewise.
890 (init_emit_once): Add free_sequence_stack as a deleteable root.
891 * c-pragma.c Include gt-c-pragma.h.
892 (struct align_stack): Use gengtype.
893 (push_alignment): Use GGC for struct align_stack.
894 (mark_align_stack): Delete.
895 (gt_ggc_mp_align_stack): New.
896 (init_pragma): Use canonical name for mark_align_stack.
897 * c-decl.c: Include gt-c-decl.h.
898 (struct binding_level): Use gengtype.
899 (make_binding_level): Use GGC; handle the freelist here.
900 (pop_binding_level): New.
901 (pushlevel): Move code into make_binding_level.
902 (push_label_level): Likewise.
903 (poplevel): Move code into pop_binding_level.
904 (pop_label_level): Likewise.
905 (mark_binding_level): Delete.
906 (gt_ggc_mp_binding_level): New.
907 (c_init_decl_processing): Use canonical name for mark_binding_level.
908 Add free_binding_level as deletable root.
909 (mark_c_function_context): Use canonical name for mark_binding_level.
910 * Makefile.in (c-decl.o): Add gt-c-decl.h.
911 (c-pragma.o): Add gt-c-pragma.h.
912 (GTFILES): Add c-decl.c and c-pragma.c.
913 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
915 * tree.c (struct type_hash): Use gengtype.
916 (init_obstacks): Use canonical name for type_hash_mark.
917 (type_hash_mark): Delete.
919 * rtl.h (struct mem_attrs): Use gengtype.
920 * optabs.h (struct optab): Use gengtype.
921 * optabs.c (expand_binop): Squish signed/unsigned warning.
922 (mark_optab): Make local, use canonical name, use autogenerated
924 (init_optabs): Use canonical name for mark_optab.
925 (new_optab): Use GGC to allocate optabs.
926 * ggc.h: Delete mark_optab prototype.
927 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
928 mem_attrs marker procedure.
929 * gengtype.c (get_output_file): Include headers in gtype-desc.c
930 explicitly rather than deducing them from file names.
931 (write_gc_structure_fields): Handle arrays of structures.
932 (main): Return non-zero exit code if errors occur during output.
933 * emit-rtl.c (mem_attrs_mark): Delete.
934 (init_emit_once): Use canonical name for mem_attrs marker procedure.
935 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
936 (tree.o): Depend on gt-tree.h.
937 (GTFILES): Add rtl.h, optabs.h, tree.c.
938 (gt-tree.h): Add it to s-gtype rule.
940 * .cvsignore: Ignore gengtype flex/bison generated files.
941 * Makefile.in (GGC_H): Add gtype-desc.h.
942 (OBJS): Add gtype-desc.o.
944 (STAGESTUFF): Add gengtype.
945 (varasm.o): Add gt-varasm.h.
946 (stmt.o): Add gt-stmt.h.
947 (except.o): Add gt-except.h.
948 (integrate.o): Add gt-integrate.h.
950 Add new rules for new files.
951 * configure: Regenerate.
952 * configure.in: Correct defaults.h paths.
953 * emit-rtl.c (mark_sequence_stack): Delete.
954 (mark_emit_status): Delete.
955 (start_sequence): Allocate sequence structures using GGC.
956 (end_sequence): Allocate sequence structures using GGC.
957 * except.c: Use gengtype for various structures. Include
959 * expr.c (mark_expr_status): Delete.
960 * function.c: Use gengtype for various structures. Include
962 (mark_function_status): Use standard gt_ggc names for marker functions.
963 (ggc_mark_struct_function): Likewise.
964 * function.h: Use gengtype for various structures.
965 * gengtype-lex.l: New file.
966 * gengtype-yacc.y: New file.
967 * gengtype.c: New file.
968 * gengtype.h: New file.
969 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
970 the standard names. Remove some now-unnecessary prototypes.
971 * integrate.c: Use gengtype for various structures. Include
973 (mark_hard_reg_initial_vals): Delete.
974 * integrate.h (mark_hard_reg_initial_vals): Delete.
975 * stmt.c: Use gengtype for various structures. Include
977 (mark_case_node): Delete.
978 (mark_goto_fixup): Delete.
979 (mark_stmt_status): Use standard gt_ggc names for marker functions.
980 * system.h: Define GTY to empty. In flex/bison files,
981 don't poison malloc or realloc, instead just define them to
982 xmalloc and xrealloc.
983 * varasm.c: Use gengtype for various structures. Include
984 gt-varasm.h. Use standard gt_ggc names for marker functions.
985 (mark_pool_constant): Delete.
986 (mark_varasm_status): Delete.
987 (decode_rtx_const): #if 0 out non-typesafe hack.
989 * function.h (free_lang_status): Mark as obsolete.
990 * function.c (free_lang_status): Mark as obsolete.
991 * c-decl.c (push_c_function_context): Use GC to allocate and free
992 struct language_function.
993 (pop_c_function_context): Likewise.
994 * c-common.c (mark_c_language_function): Mark struct
997 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
998 Document that the machine_function structures must be allocated
999 using GC. Update mark_machine_status documentation.
1000 * function.h: Don't declare free_machine_status.
1001 * function.c (free_machine_status): Don't define.
1002 (free_after_compilation): Don't call free_machine_status.
1003 (ggc_mark_struct_function): Mark f->machine. Call
1004 mark_machine_status only on non-NULL pointers.
1005 * system.h: Poison free_machine_status.
1006 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
1007 struct machine_function.
1008 (xtensa_free_machine_status): Delete.
1009 (override_options): Don't set free_machine_status.
1010 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1011 free_machine_status.
1012 (rs6000_init_machine_status): Use GC on struct machine_function.
1013 (rs6000_free_machine_status): Delete.
1014 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
1016 (ia64_mark_machine_status): Likewise.
1017 (ia64_free_machine_status): Delete.
1018 (ia64_override_options): Don't set free_machine_status.
1019 * config/i386/i386.c (override_options): Don't set
1020 free_machine_status.
1021 (ix86_init_machine_status): Use GC on struct machine_function.
1022 (ix86_mark_machine_status): Likewise.
1023 (ix86_free_machine_status): Delete.
1024 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
1026 (d30v_mark_machine_status): Likewise.
1027 (d30v_free_machine_status): Delete.
1028 (d30v_init_expanders): Don't set free_machine_status.
1029 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
1031 (arm_init_machine_status): Likewise.
1032 (arm_free_machine_status): Delete.
1033 (arm_init_expanders): Don't set free_machine_status.
1034 * config/alpha/alpha.c (override_options): Don't set
1035 free_machine_status.
1036 (alpha_init_machine_status): Use GC on struct machine_function.
1037 (alpha_mark_machine_status): Likewise.
1038 (alpha_free_machine_status): Delete.
1040 * varasm.c (compare_constant): Fix typo.
1042 * varasm.c: Don't include obstack.h.
1043 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
1044 (struct rtx_const): Give substructures names, improve formatting.
1045 (struct constant_descriptor): Delete.
1046 (struct constant_descriptor_tree): New, based on constant_descriptor.
1047 (const_hash_table): Is a hash table of trees.
1048 (mark_const_hash_entry): Is used for hashes of trees. Mark
1049 constant_descriptor_tree structure.
1050 (mark_const_str_htab_1): Mark deferred_string structure.
1051 (compare_constant): Rewrite to compare trees.
1052 (compare_constant_1): Delete.
1053 (record_constant): Delete.
1054 (record_constant_1): Delete.
1055 (output_constant_def): Use struct constant_descriptor_tree.
1056 Don't duplicate trees twice.
1057 (struct constant_descriptor_rtx): New.
1058 (struct pool_constant): Used for rtx constants.
1059 (init_varasm_status): Update for change to struct varasm_status.
1060 (mark_varasm_status): Likewise.
1061 (free_varasm_status): Delete.
1062 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
1063 (record_constant_rtx): Likewise.
1064 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
1065 (force_const_mem): Likewise.
1066 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
1067 * function.c (free_after_compilation): Don't use free_varasm_status.
1068 * function.h: Don't prototype free_varasm_status.
1070 * ggc-common.c (ggc_realloc): Handle X being NULL.
1072 * ggc-common.c (ggc_realloc): New function.
1073 * ggc.h: Prototype it.
1074 * emit-rtl.c (free_emit_status): Delete.
1075 (init_emit): Allocate emit subarrays using GC.
1076 (gen_reg_rtx): Reallocate subarrays using GC.
1077 (init_emit): Use GC to allocate 'struct emit_status' and its
1079 (mark_emit_status): Mark structure and its subarrays.
1080 * stmt.c (free_stmt_status): Delete.
1081 * expr.c (free_expr_status): Delete.
1082 * function.h: Remove prototypes for deleted functions.
1083 * function.c (free_after_compilation): Don't use deleted functions.
1084 Don't call free() on x_parm_reg_stack_loc.
1085 (free_after_parsing): Don't use free_stmt_status.
1086 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
1087 (mark_function_status): Mark x_parm_reg_stack_loc.
1089 * varasm.c (init_varasm_status): Use GC to allocate
1090 'struct varasm_status' and its fields x_const_rtx_hash_table
1091 and x_const_rtx_sym_hash_table.
1092 (mark_varasm_status): Mark them.
1093 (free_varasm_status): Use GC to free them.
1094 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
1095 (mark_expr_status): Mark the structure itself.
1096 (free_expr_status): Use GC to free the structure.
1097 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
1098 (mark_stmt_status): Mark the 'struct stmt_status' itself.
1099 (init_stmt_for_function): Allocate the structure for GC.
1101 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
1102 (equate_type_number_to_die): Likewise.
1103 * tree.h (TYPE_SYMTAB_DIE): New macro.
1104 (struct die_struct): Predeclare.
1105 (struct tree_type): Add field symtab.die. Add a tag
1106 to the union type of field symtab.
1108 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
1109 'struct rtvec_def *', not 'struct rtvec_def'.
1111 * function.h (original_arg_vector): Make a real rtvec.
1112 * function.c (ggc_mark_struct_function): Adjust.
1113 * integrate.c (expand_inline_function): Adjust.
1115 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
1117 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
1118 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
1119 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
1120 (TARGET_VERSION_CPU): Define according to the
1122 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
1124 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
1125 if TARGET_SHMEDIA64.
1126 (LINK_DEFAULT_CPU_EMUL): Define according to the
1128 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
1129 (SUBTARGET_LINK_SPEC): Define.
1130 (LINK_SPEC): Use SH_LINK_SPEC.
1132 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
1133 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
1134 and TARGET_SHMEDIA64 which abort, for now.
1135 * config/sh/t-netbsd-sh5: New file.
1136 * config/sh/t-netbsd-sh5-32: New file.
1137 * config/sh/t-netbsd-sh5-64: New file.
1139 2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
1140 Richard Henderson <rth@redhat.com>
1142 * config/alpha/alpha.c (reg_or_const_int_operand): New.
1143 (some_operand, input_operand): Accept CONST_VECTOR.
1144 (alpha_extra_constraint): Add 'W'.
1145 (alpha_expand_zap_mask): New.
1146 (alpha_expand_builtin_vector_binop): New.
1147 (enum alpha_builtin): New.
1148 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
1149 (alpha_init_builtins, alpha_expand_builtin): New.
1150 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
1151 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
1152 (PREDICATE_CODES): Update.
1153 * config/alpha/alpha-protos.h: Update.
1154 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
1155 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
1156 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
1157 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
1158 (movv2si, movv2si_fix, movv2si_nofix): New.
1159 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
1160 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
1161 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
1162 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
1163 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
1164 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
1165 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
1166 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
1167 builtin_unpkbw, unpkbw): New.
1168 * doc/extend.texi (Alpha Built-in Functions): New.
1170 2002-06-03 Richard Henderson <rth@redhat.com>
1172 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
1173 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
1175 2002-06-03 Richard Henderson <rth@redhat.com>
1177 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
1179 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
1180 (const0_operand): New.
1181 (reg_or_fp0_operand, fp0_operand): Remove.
1182 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1183 * config/alpha/alpha-protos.h: Update.
1184 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
1185 and fp0_operand with reg_or_0_operand and const0_operand.
1187 2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1189 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
1191 2002-06-03 Roger Sayle <roger@eyesopen.com>
1193 * gcse.c (cprop_jump): Use single_set to get the pattern
1194 from the setcc argument.
1196 2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
1198 * diagnostic.h (diagnostic_count): Move from output_buffer to
1200 (diagnostic_kind_count): Adjust definition.
1202 Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
1204 * except.c (except.c): Do not rebuild CFG.
1205 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
1208 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
1210 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
1211 * toplev.c: Include cfglahout.h
1212 * Makefile.in (toplev.c): Add dependnecy.
1214 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
1216 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
1217 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
1218 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
1220 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
1222 * config/ns32k/netbsd.h: Update copyright years.
1223 (TARGET_OS_CPP_BUILTINS): Define.
1224 (CPP_PREDEFINES): Remove.
1225 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
1226 (TARGET_CPU_CPP_BUILTINS): Define.
1228 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
1230 * emit-rtl.c: Fix formatting.
1231 * errors.h: Likewise.
1232 * except.c: Likewise.
1233 * explow.c: Likewise.
1234 * expmed.c: Likewise.
1238 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
1240 * config/h8300/elf.h: Fix formatting.
1241 * config/h8300/rtems.h: Likewise.
1243 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
1245 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
1247 2002-06-02 Tom Tromey <tromey@redhat.com>
1249 * fixinc/fixincl.x: Rebuilt.
1250 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
1252 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1255 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
1256 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
1260 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
1262 * final.c (final): Allow notes to not have computed addresses;
1263 kill no longer needed STACK_REGS ifdef.
1265 2002-06-02 Richard Henderson <rth@redhat.com>
1267 * gcse.c (bypass_conditional_jumps): Fix typo last change.
1269 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1271 * loop.c (emit_prefetch_instructions): Properly place the address
1274 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
1276 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
1277 (set_block_for_insn): Turn into macro.
1278 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
1279 * cfglayout.c (insn_scopes): Kill.
1280 (scope_to_insns_initialize): Do not use insn_scopes.
1281 (scope_to_insns_finalize): Likewise.
1282 (duplicate_insn_chain): Likewise.
1283 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
1284 * cfgrtl.c (basic_block_for_insn): Kill.
1285 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
1286 (create_basic_block_structure): Use reorder_insns.
1287 (compute_bb_for_insn): Do not use basic_block_for_insn.
1288 (merge_blocks_nomove): Likewise.
1289 (update_bb_for_insn): Likewise.
1290 (verify_flow_info): Likewise.
1291 (set_block_for_insn): Kill.
1292 * combine.c (try_combine): Update gen_rtx_INSN call.
1293 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
1294 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
1296 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
1297 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
1299 (emit_insns_after): Simplify.
1300 (emit_copy_of_insn_after): Copy scope.
1301 * final.c (final_start_function): Lower scopes.
1302 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
1303 * integrate.c (copy_insn_list): Cope scopes.
1304 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
1305 * loop.c (loop_optimize): Do not care block notes.
1306 * print-rtl.c (print_rtx): Print BB.
1307 * recog.c (apply_change_group): Simplify.
1308 * rtl.c (copy_rtx): Handle 'B'.
1309 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
1310 * rtl.h (Field accessors): Update indexes.
1311 * sched-ebb.c (schedule_ebbs): Do not lower notes.
1312 * sched-rgn.c (schedule_insns): Likewise.
1313 * toplev.c (rest_of_compilation): Lower notes.
1314 * unroll.c (unroll_loop): Do not care scoping notes.
1315 (copy_loop_body): Copy scopes.
1317 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1320 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
1322 * rtems.h: Similarly.
1323 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
1324 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1325 (TARGET_CPU_CPP_BUILTINS): Use.
1327 2002-06-02 Richard Henderson <rth@redhat.com>
1329 * alias.c: Include target.h.
1330 (mark_constant_function): Use targetm.binds_local_p instead
1331 of checking TREE_PUBLIC ourselves.
1332 * Makefile.in (alias.o): Add TARGET_H.
1334 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1336 * c-lex.c: Update copyright and file description.
1338 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1340 * config/fr30/fr30.h: Update to new CPP macros.
1342 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1344 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
1346 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1347 Zack Weinberg <zack@codesourcery.com>
1349 * c-common.c (c_common_init): Override cpplib's default
1350 warn_long_long setting.
1351 * c-lex.c (lex_number): Replace with interpret_integer,
1352 interpret_float, narrowest_unsigned_type and
1353 narrowest_signed_type, taking advantage of the new
1354 cpplib functionality.
1355 * cpperror.c (_cpp_begin_message): If a warning is turned
1356 into an error, avoid printing "warning:".
1357 * cppexp.c (cpp_num_sign_extend): New.
1358 * cppinit.c: Update comment.
1359 * cpplib.h (cpp_num_sign_extend): New.
1360 * tree.h: Update comment.
1362 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
1364 * diagnostic.h (struct diagnostic_context): Add new member
1366 (internal_error_function): Remove declaration.
1367 * diagnostic.c (internal_error_function): Remove definition..
1368 (internal_error): Adjust use.
1370 2002-06-02 Richard Henderson <rth@redhat.com>
1372 * rtl.h (CC0_P): New.
1373 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
1374 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
1375 (bypass_block): Save old dest block for dump text.
1376 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
1377 Allow only true SET insns, not single_set.
1379 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
1381 * diagnostic.c (diagnostic_finish): Rename to output_flush.
1382 (clear_disgnostic_info): Rename to output_clear_data. Use false
1383 instead of 0 for boolean value.
1384 Adjust function call throughout.
1386 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
1388 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
1389 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
1391 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1393 * d30v.h (CPP_PREDEFINES): Replace with
1394 (TARGET_CPU_CPP_BUILTINS): New.
1396 2002-06-02 Roger Sayle <roger@eyesopen.com>
1398 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
1400 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
1402 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
1404 2002-06-02 Richard Henderson <rth@redhat.com>
1406 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
1408 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
1410 Support for C++ constructors/destructors.
1411 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
1412 instead of looping if main() returns.
1413 (asm_file_start): Output global symbols that cause .data and .bss
1414 initialization code to be linked in, unconditionally for now.
1415 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
1416 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
1417 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1419 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
1420 (__tablejump__): New.
1421 (__do_copy_data, __do_clear_bss): New.
1422 (__do_global_ctors, __do_global_dtors): New.
1423 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
1426 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1428 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
1429 (CPP_SPEC, CPP_PREDEFINES): Kill.
1430 * c4x/rtems.h (CPP_PREDEFINES): Kill.
1431 (TARGET_OS_CPP_BUILTINS): New.
1433 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
1435 * Makefile.in (tracer.o): New.
1436 * params.def (TRACER_*): New options.
1437 * rtl.h (tracer): Declare.
1438 * timevar.def (TV_TRACER): New.
1439 * toplev.c (dump_file_index): Add DFI_tracer.
1440 (dump_file_info): Add tracer.
1442 (lang_indepdenent_options): Add tracer.
1443 (rest_of_compilation): Call tracer.
1444 * tracer.c: New file.
1445 * invoke.texi (-ftracer): Document.
1446 (--param tracer-*): Document.
1448 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
1450 * tree-inline.c (expand_call_inline): Make the statement
1451 expression we generate have a COMPOUND_STMT.
1453 2002-06-01 Roger Sayle <roger@eyesopen.com>
1455 * gcse.c (cprop_cc0_jump): Function deleted.
1456 (cprop_jump): Take an additional argument which is the possibly
1457 NULL cc setting insn immediately before the conditional jump.
1458 When a MODE_CC set is present, substitute it into the JUMP_INSN
1459 before attempting the constant propagation.
1460 (cprop_insn): Recognize cc setters followed by conditional jumps
1461 as a special case. Use cprop_jump instead of cprop_cc0_jump.
1462 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
1463 (find_bypass_set): New function based upon find_avail_set used by
1464 cprop, but finds constant expressions available at the end of
1466 (bypass_block): New function. Given a basic block that begins
1467 with a conditional jump and multiple incoming edges, perform
1468 the jump bypass optimization.
1469 (bypass_conditional_jumps): New function. Call bypass_block with
1470 each suitable basic block in the CFG using a simple single pass.
1472 2002-06-01 Roger Sayle <roger@eyesopen.com>
1474 * tree.c (real_minus_onep): New function to test for -1.0.
1475 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
1477 2002-06-01 Roger Sayle <roger@eyesopen.com>
1479 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
1480 and "!p && !q" into "(p|q) == 0" under suitable conditions.
1482 2002-06-01 Andreas Jaeger <aj@suse.de>
1484 * cppexp.c (cpp_classify_number): Cast precission to int for
1485 correct printf format.
1487 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
1489 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
1490 expected, but don't really exist: atmega83, atmega85, attiny10.
1491 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
1492 emulations for all devices.
1493 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
1494 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
1496 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
1498 * config/h8300/h8300-protos.h: Add a prototype for
1499 h8300_shift_needs_scratch_p.
1500 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
1501 * config/h8300/h8300.h (OK_FOR_R): New.
1502 (OK_FOR_S): Likewise.
1503 (OK_FOR_T): Likewise.
1504 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
1505 * config/h8300/h8300.md (anonymous shift patterns): Use
1506 constraints R, S, and T.
1508 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1510 * basic-block.h (struct basic_block_def): New field loop_father.
1511 (BB_VISITED): New flag.
1512 (struct loop): New field pred, removed field shared.
1513 (struct loops): New field parray.
1514 (LOOP_EXITS_DOMS): Removed.
1515 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
1516 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
1517 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
1518 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
1519 verify_loop_structure): Declare.
1520 * cfg.c (entry_exit_blocks): Initialize loop_father field.
1521 * cfganal.c (dfs_enumerate_from): New function.
1522 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
1523 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1524 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
1525 flow_loop_dump, flow_loops_dump, flow_loops_free,
1526 flow_loop_tree_node_add, flow_loop_level_compute,
1527 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
1528 flow_loop_outside_edge_p): Modified for new infrastructure.
1529 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
1530 redirect_edge_with_latch_update, flow_loop_free): New static functions.
1531 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
1532 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
1533 find_common_loop, verify_loop_structure, loop_latch_edge,
1534 loop_preheader_edge): New functions.
1535 (flow_loops_cfg_dump): Do not show dominators, as this information
1536 does not remain up to date long.
1537 (flow_loops_find): Store results in new format.
1538 * predict.c (propagate_freq, estimate_probability,
1539 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
1542 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
1544 * except.c (nothrow_function_p): Walk epilogue delay list
1545 checking the insn, not the chain for potential throws.
1547 2002-05-31 Zack Weinberg <zack@codesourcery.com>
1549 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
1550 (install): Refer to install-cpp directly.
1551 (uninstall-cpp): Folded into uninstall rule.
1552 * configure.in: Delete all code relating to --disable-cpp.
1553 * configure: Regenerate.
1554 * config/t-install-cpp: Delete.
1556 2002-05-31 Richard Henderson <rth@redhat.com>
1558 * configure.in (HAVE_AS_TLS): Add alpha tests.
1559 * configure: Rebuild.
1560 * config/alpha/alpha.c (TARGET_AS_TLS): New.
1561 (alpha_tls_size, alpha_tls_size_string): New.
1562 (overide_options): Set it. Always install machine_status hooks.
1563 (input_operand): Accept got tls predicates.
1564 (local_symbol_p): Merge into ...
1565 (local_symbolic_operand): ... here. Reject tls symbols.
1566 (global_symbolic_operand): Likewise.
1567 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
1568 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
1569 (tp16_symbolic_operand, tp32_symbolic_operand): New.
1570 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
1571 (alpha_encode_section_info): Handle TLS symbols.
1572 (alpha_strip_name_encoding): Likewise.
1573 (alpha_legitimate_address_p): Likewise.
1574 (alpha_legitimize_address): Likewise.
1575 (alpha_expand_mov): Early exit to avoid nop moves.
1576 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
1577 (alpha_init_machine_status, alpha_mark_machine_status,
1578 alpha_free_machine_status): Always define.
1579 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
1580 (print_operand, print_operand_address): Add TLS relocs.
1581 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
1582 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
1583 (TARGET_SWITCHES): Add -mtls-kernel.
1584 (alpha_tls_size, alpha_tls_size_string): New.
1585 (TARGET_OPTIONS): Add -mtls-size=.
1586 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1587 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
1588 (ASM_OUTPUT_LABELREF): Skip %.
1589 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
1590 (PREDICATE_CODES): Update.
1591 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
1592 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
1593 UNSPEC_TP, UNSPECV_SET_TP): New.
1594 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
1595 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
1596 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
1597 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
1598 (call_value_osf_2_er): Accept anything as op4.
1599 * config/alpha/alpha-protos.h: Update.
1600 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
1602 2002-05-31 Zack Weinberg <zack@codesourcery.com>
1604 * cppinit.c (append_include_chain): Always pay attention to
1605 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
1608 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
1610 * target.h: Fix formatting.
1611 * timevar.h: Likewise.
1612 * tlink.c: Likewise.
1613 * toplev.c: Likewise.
1614 * toplev.h: Likewise.
1616 * tree-dump.h: Likewise.
1618 * tree-inline.h: Likewise.
1619 * unroll.c: Likewise.
1620 * unwind-dw2.c: Likewise.
1621 * unwind-dw2-fde.c: Likewise.
1622 * unwind-dw2-fde-glibc.c: Likewise.
1623 * unwind-dw2-fde.h: Likewise.
1624 * unwind.h: Likewise.
1625 * unwind-sjlj.c: Likewise.
1626 * varasm.c: Likewise.
1627 * varray.h: Likewise.
1628 * vmsdbg.h: Likewise.
1629 * vmsdbgout.c: Likewise.
1630 * xcoffout.h: Likewise.
1632 2002-05-31 Igor Shevlyakov <igor@microunity.com>
1634 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
1635 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
1637 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
1639 * gcc.c (cpp_unique_options): Remove "-d" options.
1640 (cpp_debug_options): New spec string.
1641 (default_compilers): Use it.
1642 * objc/lang-specs.h: Likewise.
1644 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
1646 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
1647 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
1648 * gcc/mklibgcc.in: Likewise.
1649 * gcc/config/arc/t-arc: Likewise.
1650 * gcc/configure.in: Likewise.
1651 * gcc/configure: Regenerate.
1653 2002-05-31 Stan Shebs <shebs@apple.com>
1654 Turly O'Connor <turly@apple.com>
1656 * c-decl.c (struct binding_level): Change int field n_incomplete
1657 to tree list incomplete_list.
1658 (clear_binding_level): Init field with NULL.
1659 (pushdecl): Add incomplete type to list.
1660 (mark_binding_level): Mark the incomplete list.
1661 (finish_struct): Scan the incomplete list for types instead
1662 of all decls in the current binding level.
1664 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1666 * pa.c (output_millicode_call): Add missing '%' characters.
1667 (output_call): Likewise.
1669 2002-05-31 David Edelsohn <edelsohn@gnu.org>
1671 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
1672 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
1674 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
1676 * varasm.c (mark_constant_pool): Walk epilogue delay list
1677 checking the insn, not the chain for potential constants.
1679 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
1681 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
1683 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
1685 * i386.c (classify_argument): Properly handle base types.
1687 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
1688 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
1691 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1693 * gcse.c (gcse_emit_move_after): New.
1694 (pre_delete, hoist_store): Use it.
1696 * reload1.c (emit_input_reload_insns): Use constrain_operands
1697 instead of constraint_accepts_reg_p to verify optimization.
1698 (constraint_accepts_reg_p): Kill
1700 * reload1.c (reload_cse_delete_noop_set): Kill.
1701 (reload_cse_simplify): use delte_insn_and_edges.
1703 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1705 * cfgloop.c (flow_loops_find): Initialize first and last fields
1708 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
1710 * c-common.c (builtin_define_std): Correct logic.
1712 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1714 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
1715 (output_call): Likewise.
1717 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1719 * pa.c: Move output.h include after tree.h include.
1720 (pa_asm_output_mi_thunk): Constify identifier lab.
1722 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1724 * config/ns32k/ns32k.h: Define named constants for the
1725 bits in target_flags and use them.
1726 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
1728 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1730 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
1731 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
1732 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
1733 default scheduling model.
1734 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
1735 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
1736 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
1737 * doc/install.texi (hppa*-*-*): Document default scheduling.
1739 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1741 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
1743 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1745 * config.gcc (ns32k-*-netbsd*): Set tm_file to
1746 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
1747 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
1748 netbsd.h, or netbsd-aout.h.
1750 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1752 * longlong.h (count_trailing_zeros): Add missing \, and clean up
1753 whitespace in __ns32000__ case.
1755 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
1757 * expr.c (expand_expr): Output partially zeroed out vectors with
1758 output_constant_def.
1760 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
1762 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
1764 (shl*-*-netbsdelf*): New targets.
1765 * config/sh/netbsd-elf.h: New file.
1766 * config/sh/t-netbsd: New file.
1768 2002-05-30 Richard Henderson <rth@redhat.com>
1769 Eric Botcazou <ebotcazou@multimania.com>
1771 PR optimization/6822
1772 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
1773 to unsigned int for op1 comparisons. Use gen_int_mode.
1775 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
1777 * expmed.c (const_mult_add_overflow_p): New.
1778 * expr.h: Declare it.
1779 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
1780 Don't eliminate the biv if the giv has a constant multiplier and
1781 the rhs argument of the comparison does satisfy the predicate.
1782 Use expand_mult_add to compute the replacement constant.
1784 2002-05-30 Osku Salerma <osku@iki.fi>
1786 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
1787 (c_common_get_alias_set): Handle it.
1788 * doc/extend.texi: Document it.
1790 2002-05-30 Richard Henderson <rth@redhat.com>
1792 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
1793 * toplev.c (process_options): Don't check it.
1794 * doc/tm.texi: Don't document it.
1795 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
1796 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
1797 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
1798 frame pointer optimization if current_function_profile.
1800 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
1802 * langhooks.c: Fix formatting.
1803 * langhooks.h: Likewise.
1805 * libgcc2.c: Likewise.
1806 * lists.c: Likewise.
1807 * local-alloc.c: Likewise.
1811 2002-05-30 Marc Espie <espie@openbsd.org>
1813 * config.gcc (sparc64-*-openbsd*): New.
1814 * config/sparc/openbsd1-64.h: New.
1815 * config/sparc/openbsd64.h: New.
1817 2002-05-30 Jeff Law <law@redhat.com>
1819 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
1820 a dead insn with a REG_RETVAL note when the entire libcall is not
1821 dead and remove the associated REG_LIBCALL note at the same time.
1823 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
1825 * lcm.c (output.h): #include.
1826 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
1827 as an ordinary block.
1828 (optimize_mode_switching): Don't pretend that the exit block is
1829 an ordinary block, or handle sucessors of entry block specially.
1830 Instead, split edges from entry block and to exit block, and
1831 put a computing definition on the thus gained post-entry-block,
1832 and a need on the pre-exit-block.
1834 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
1836 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
1837 * rtl.texi: Document 'B'
1839 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
1841 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
1843 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
1845 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
1847 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1848 const0_rtx instead of NULL_RTX when in error.
1849 (altivec_expand_abs_builtin): Same.
1850 (rs6000_expand_binop_builtin): Same.
1851 (altivec_expand_predicate_builtin): Same.
1852 (altivec_expand_stv_builtin): Same.
1853 (rs6000_expand_ternop_builtin): Same.
1854 (altivec_expand_builtin): Same.
1856 2002-05-29 David S. Miller <davem@redhat.com>
1858 * rtl.h (clear_emit_caches): Delete.
1859 * integrate.c (output_inline_function): Don't call it.
1860 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
1861 (clear_emit_caches): Delete definition.
1862 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
1864 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
1866 * config/mmix/mmix.c: Include real.h.
1867 (mmix_constant_address_p): Remove redundant test before switch.
1869 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
1871 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
1872 only if not already defined.
1874 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
1876 * config/h8300/h8300-protos.h: Remove prototypes for
1877 ok_for_bclr and small_power_of_two.
1878 * config/h8300/h8300.c (small_power_of_two): Remove.
1879 (ok_for_blcr): Likewise.
1880 (fix_bit_operand): Make WHAT deal with an integer instead of a
1881 constraint character.
1882 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
1883 (CONST_OK_FOR_P): Likewise.
1884 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
1885 CONST_OK_FOR_P any more.
1886 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
1891 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
1893 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
1894 (CPP_PREDEFINES): Make sure this is undefined.
1895 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
1896 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
1897 or -U__MIPSEB__ before defining one or the other. Instead,
1898 use %(subtarget_endian_default) if neither -EB nor -EL are
1900 (SUBTARGET_EXTRA_SPECS): Define.
1901 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
1904 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
1906 * doc/md.texi (Patterns): Note pattern condition pitfall
1909 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
1911 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
1912 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
1913 ternary operations from here...
1914 (rs6000_expand_builtin): ...to here.
1915 New argument expandedp.
1916 Change all instances of altivec_expand_binop_builtin to
1917 rs6000_expand_binop_builtin.
1918 (altivec_expand_unop_builtin): Rename to
1919 rs6000_expand_unop_builtin.
1920 (altivec_expand_binop_builtin): Rename to
1921 rs6000_expand_binop_builtin.
1922 (altivec_expand_ternop_builtin): Rename to
1923 rs6000_expand_ternop_builtin.
1925 2002-05-29 Richard Henderson <rth@redhat.com>
1927 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
1928 (TARGET_BI_ARCH): Likewise.
1929 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
1930 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
1931 (TARGET_64BIT_DEFAULT): Default to 0.
1932 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
1934 2002-05-29 Richard Henderson <rth@redhat.com>
1936 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
1937 (get_pc_thunk_name): New.
1938 (output_set_got): Use it.
1939 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
1940 into linkonce sections.
1942 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
1944 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1945 (CPP_PREDEFINES): Make sure this is undefined.
1946 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
1947 (CPP_SUBTARGET_SPEC): Don't provide different versions for
1948 default-32 and default-64. Just always use %(netbsd_cpp_spec).
1949 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
1950 cpp_subtarget_spec64. Add netbsd_cpp_spec.
1951 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
1952 (CPP_PREDEFINES): Make sure this is undefined.
1953 (SUBTARGET_EXTRA_SPECS): Define.
1954 (CPP_SPEC): Use %(netbsd_cpp_spec).
1956 2002-05-29 Jeff Law <law@redhat.com>
1958 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
1960 * flow.c (propagate_one_insn): Do not remove a dead insn if it
1961 contains a REG_RETVAL note.
1963 * haifa-sched (sched_analyze): Remove another useless clearing
1964 of SCHED_GROUP_P I missed yesterday.
1966 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
1967 * pa.c (pa_asm_output_mi_thunk): New function.
1968 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
1970 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
1971 Marek Michalkiewicz <marekm@amelek.gda.pl>
1973 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
1974 (avr_asm_only_p): Make non-static.
1975 (enum avr_arch): Remove.
1976 (avr_arch_types): New.
1977 (avr_mcu_types): Update.
1978 (avr_override_options): Use avr_arch_types table instead of switch.
1979 * avr.h (CPP_PREDEFINES): Die.
1980 (avr_base_arch_macro, avr_extra_arch_macro): New.
1981 (TARGET_CPU_CPP_BUILTINS): New.
1982 (CPP_SPEC, EXTRA_SPECS): Simplify.
1983 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
1984 CPP_AVR5_SPEC): Die.
1986 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
1988 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
1989 NETBSD_OS_CPP_BUILTINS_AOUT.
1990 (SUBTARGET_EXTRA_SPECS): Define.
1991 (CPP_SPEC): Use %(netbsd_cpp_spec).
1993 2002-05-29 Richard Henderson <rth@redhat.com>
1995 * config/i386/i386.c (ix86_output_function_epilogue): New.
1996 (TARGET_ASM_FUNCTION_EPILOGUE): New.
1997 (pic_label_name): Remove.
1998 (pic_labels_used): New.
1999 (ix86_asm_file_end): Emit one pc load stub for each register used.
2000 (output_set_got): Generate deep pc load to any register.
2001 (ix86_select_alt_pic_regnum): New.
2002 (ix86_save_reg): Don't save pic register if we can find a valid
2003 call-clobbered replacement.
2004 (ix86_expand_prologue): If we found a valid replacement, renumber
2005 pic_offset_table_rtx.
2006 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
2007 pic_offset_table_rtx after reload.
2008 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
2009 * config/i386/i386.md (set_got): Make insn, not expander.
2010 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
2012 2002-05-29 Richard Henderson <rth@redhat.com>
2014 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
2015 alignment for alloca.
2017 2002-05-29 Richard Henderson <rth@redhat.com>
2019 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
2020 (print_operand_address): Only add rip for symbolic addresses
2021 for which we do not have another relocation type.
2023 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2025 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2026 (EXTRA_SPECS): Add netbsd_cpp_spec.
2027 (CPP_SPEC): Use %(netbsd_cpp_spec).
2028 (CPP_PREDEFINES): Remove.
2029 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2030 (EXTRA_SPECS): Define.
2031 (CPP_SPEC): Use %(netbsd_cpp_spec).
2032 (CPP_PREDEFINES): Remove.
2034 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2036 PR preprocessor/6844
2037 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
2040 2002-05-29 Eric Christopher <echristo@redhat.com>
2042 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
2043 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
2045 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
2047 * config/fr30/fr30.md: Remove previous restriction on splits.
2048 Enforce conformance through gen_lowpart and cont_int_operand.
2049 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
2050 as the assembler does not support ".bss".
2052 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2054 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2055 (CPP_PREDEFINES): Remove.
2056 (SUBTARGET_EXTRA_SPECS): Define.
2057 (CPP_SPEC): Use %(netbsd_cpp_spec).
2058 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2059 (CPP_PREDEFINES): Remove.
2060 (SUBTARGET_EXTRA_SPECS): Define.
2061 (CPP_SPEC): Use %(netbsd_cpp_spec).
2062 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
2063 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
2064 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
2065 Add netbsd_cpp_spec.
2066 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
2068 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2069 Zack Weinberg <zack@codesourcery.com>
2071 * cppexp.c (cpp_num): Move to cpplib.h.
2072 (CPP_ERROR): Remove.
2073 (interpret_float_suffix, interpret_int_suffix): New.
2074 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
2075 (cpp_classify_number, cpp_interpret_integer): New.
2076 (interpret_number): Remove.
2077 (eval_token): Update to use new routines.
2078 * cpphash.h (cpp_num_part): Move to cpplib.h.
2079 * cppinit.c (cpp_post_options): Set warn_long_long.
2080 * cpplib.h (struct cpp_options): Add warn_long_long.
2081 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
2082 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
2083 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
2084 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
2085 cpp_interpret_integer): New.
2087 2002-05-29 Joel Sherrill <joel@OARcorp.com>
2089 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
2091 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2093 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2094 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
2095 (CPP_SUBTARGET_SPEC): Define.
2096 (SUBTARGET_EXTRA_SPECS): Define.
2099 2002-05-29 Chris Lattner <sabre@nondot.org>
2101 * ssa.c (rename_insn_1): Rename uses of undefined registers to
2102 prevent confusion if/when the register is defined.
2104 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
2107 * config/cris/cris.md: Fix typos and thinkos in comments.
2108 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
2110 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
2111 ("*mov_sideqi_mem"): Similar, but for operand 3.
2112 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
2113 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
2114 Remove spurious mode specifier on operand 2.
2116 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
2118 * config/h8300/h8300-protos.h: Remove the prototype for
2120 Add prototypes for single_one_operand and single_zero_operand.
2121 * config/h8300/h8300.c (o_operand): Remove.
2122 (single_one_operand): New.
2123 (single_zero_operand): Likewise.
2124 (print_operand): For 'V' operand, and the operand with 0xff.
2125 For 'V' and 'W' operands, do not and the bit position with 7.
2126 * config/h8300/h8300.md (various anonymous patterns): Replace
2127 use of exact_log2 with single_one_operand/single_zero_operand.
2129 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
2131 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2133 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
2135 * config/s390/s390.c (legitimate_pic_operand_p): Do not
2136 accept symbolic LARL operands.
2137 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
2140 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
2142 * config/s390/s390.md (cmpstr_64/31): Mark whole
2143 input registers as used.
2145 2002-05-28 Richard Henderson <rth@redhat.com>
2147 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
2148 not current_function_uses_pic_offset_table and
2149 current_function_uses_const_pool; examine current_function_profile.
2150 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
2151 input to blockage if needed.
2152 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
2153 (legitimize_pic_address): Likewise. Set regs_ever_live for
2154 pic_offset_table_rtx when invoked during reload.
2155 * config/i386/i386.h (FINALIZE_PIC): Remove.
2156 * config/i386/i386.md (tablejump): Reformat. Do not set
2157 current_function_uses_pic_offset_table.
2158 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
2159 (blockage): Accept anything as operand 0.
2161 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
2163 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
2164 common CPP built-ins for all NetBSD a.out targets.
2165 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
2166 common CPP built-ins for all NetBSD ELF targets.
2167 * config/netbsd.h: Add missing notice.
2168 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
2169 for all NetBSD targets.
2170 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
2171 for all NetBSD targets using an LP64 code model.
2172 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
2175 2002-05-28 Richard Henderson <rth@redhat.com>
2177 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
2178 update if UPDATE_LIFE_LOCAL.
2180 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2182 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
2184 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
2185 Jason R. Thorpe <thorpej@wasabisystems.com>
2187 config/sh reorganization to factor out endianness and coff:
2189 * config/sh/little.h: New file.
2190 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
2191 defined, define to 0 to select big-endian.
2192 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
2193 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2194 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2195 * config/sh/t-be: New file.
2196 * config/sh/t-le: New file.
2198 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
2199 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
2200 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
2201 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
2202 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2203 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
2204 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
2205 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
2206 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
2207 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
2208 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
2209 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
2210 (LINK_SPEC): Define to SH_LINK_SPEC.
2211 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
2212 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
2213 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
2214 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
2215 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
2216 * config/sh/coff.h: New file.
2217 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
2218 (TARGET_OBJFMT_CPP_BUILTINS): Define.
2219 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
2220 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
2221 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
2222 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
2223 (PTRDIFF_TYPE): Likewise.
2224 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
2225 (CPP_PREDEFINES): Don't define.
2226 (TARGET_OBJFMT_CPP_BUILTINS): Define.
2227 (LINK_SPEC): Define to SH_LINK_SPEC.
2228 (LINK_EMUL_PREFIX): Redefine.
2229 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
2230 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
2231 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
2232 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
2233 (TARGET_OS_CPP_BUILTINS): Define.
2234 (TARGET_DEFAULT): Redefine.
2235 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
2236 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
2237 (LINK_SPEC): Don't redefine.
2238 (LINK_DEFAULT_CPU_EMUL): Redefine.
2239 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2240 * sh.c (sh_asm_named_section): Don't declare / define.
2241 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
2242 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
2243 (sh64-*-elf* tm_file): Likewise.
2244 (sh-*-rtemself* tm_file): Likewise.
2245 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
2246 (sh-*-linux* tmake_file): Add sh/t-le.
2247 (sh-*-rtems* tm_file): Add sh/coff.h
2248 (sh-*-* tm_file): Likewise.
2250 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
2252 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
2253 CONSTANT_POOL_ADDRESS_P.
2255 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
2257 2002-05-28 David Edelsohn <edelsohn@gnu.org>
2258 Jeff Law <law@redhat.com>
2260 * optabs.c (expand_binop): Fix nwords sign warnings.
2261 generate pseudo for add_optab.
2263 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
2264 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
2266 2002-05-28 Marc Espie <espie@openbsd.org>
2268 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
2269 inherited from gas.h.
2270 (ASM_QUAD): Undef. OpenBSD does not support it.
2272 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
2274 * doc/install.texi (binaries): Change mingw binaries
2275 link to www.mingw.org.
2277 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2279 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
2281 2002-05-28 Richard Henderson <rth@redhat.com>
2283 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
2284 bottom alignment for leaf functions.
2286 2002-05-28 Zack Weinberg <zack@codesourcery.com>
2288 * config/pa/milli32.S, config/pa/lib1funcs.asm,
2289 config/sparc/sol2-g1.asm: Delete unused files.
2291 2002-05-28 Richard Henderson <rth@redhat.com>
2293 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
2295 * flow.c (calculate_global_regs_live): Rename call_used to
2296 invalidated_by_call. Initialize from regs_invalidated_by_call
2297 instead of call_used_regs.
2299 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
2302 2002-05-28 Zack Weinberg <zack@codesourcery.com>
2304 * tree.h: Don't include real.h.
2305 Forward-declare struct realvaluetype.
2306 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
2308 (TREE_REAL_CST_PTR): New accessor.
2309 (TREE_REAL_CST): Update.
2310 * real.h: Include machmode.h.
2311 (realvaluetype): Make it struct realvaluetype, not a typedef.
2312 (build_real): Prototype here.
2314 * tree.c: Include real.h.
2315 (build_real): Allocate the REAL_VALUE_TYPE as a separate
2316 object in GC memory, set TREE_REAL_CST_PTR to point to it.
2317 (build_real_from_int_cst): Use build_real.
2318 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
2321 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
2322 fold-const.c, print-tree.c, real.c: Include real.h.
2323 * Makefile.in: Update dependency lists.
2325 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2327 * basic-block.h (last_basic_block): Declare.
2328 (expunge_block_nocompact): Declaration removed.
2329 (compact_blocks): Declare.
2330 * cfg.c (last_basic_block): New variable.
2331 (expunge_block_nocompact): Removed.
2332 (expunge_block): Do not compact basic blocks.
2333 (compact_blocks): New.
2334 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
2336 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
2338 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
2339 real positions of blocks.
2340 (delete_unreachable_blocks): Simplified -- quadratic behavior now
2342 (cleanup_cfg): Compact blocks.
2343 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
2344 basic_block_info varray.
2345 (flow_delete_block): Comment update.
2346 (back_edge_of_syntactic_loop_p): Modify position check code.
2347 (verify_flow_info): Update checking.
2348 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
2349 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2350 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
2351 indices no longer change.
2352 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
2354 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
2355 * profile.c (branch_prob): Compact blocks.
2356 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
2359 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
2361 * config/h8300/h8300.md (two anonymous patterns): New.
2363 2002-05-28 David S. Miller <davem@redhat.com>
2365 * config/sparc/sparc.md (cpu): Tidy.
2366 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
2368 (in_call_delay): Delete reference to 'return' type.
2369 (eligible_for_return_delay, in_return_delay, define_delay
2370 referencing those): Delete.
2371 (rest of file): Use new type attributes as appropriate.
2372 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
2373 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
2374 * config/sparc/ultra1_2.md (us1_single): New reservation.
2375 (us1_ialuX): Likewise.
2376 * config/sparc/ultra3.md (us3_single): Likewise.
2377 (us3_ialuX): Likewise.
2378 (us3_imul, us3_idiv): Tweak.
2380 2002-05-28 Richard Henderson <rth@redhat.com>
2382 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
2385 2002-05-28 Richard Henderson <rth@redhat.com>
2387 * config.gcc: Obsolete mn10200.
2389 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
2391 * cppexp.c (interpret_number): Optimize for single-digit
2392 and less-than-half-precision cases.
2393 (num_trim, num_positive, num_div_op): Cast constants.
2395 2002-05-27 Bo Thorsen <bo@suse.de>
2397 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
2398 3.1 branch. The file was made by Jakub Jelinek.
2399 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
2400 support so multilib doesn't break. And don't define this at all
2401 when -Dinhibit_libc is used.
2402 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
2403 * config/i386/t-linux64: Implement full multilib support. Patch
2404 originally done by Andreas Jaeger and Jakub Jelinek.
2406 2002-05-27 Roger Sayle <roger@eyesopen.com>
2408 * c-common.c: Add support for __attribute__((nothrow)) to specify
2409 that a function cannot throw an exception (using TREE_NOTHROW).
2410 (handle_nothrow_attribute): New function to process this attribute.
2412 * doc/extend.texi: Document the new nothrow function attribute.
2414 2002-05-27 H.J. Lu (hjl@gnu.org)
2416 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
2417 (num_positive): Likewise.
2418 (num_div_op): Likewise.
2420 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2422 * c-common.c (c_common_init): Always use intmax_t.
2424 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2426 * c-common.c (c_common_init): Use intmax_t for now.
2428 2002-05-24 Andrew Haley <aph@redhat.com>
2430 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
2431 if T is a boolean type.
2433 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2435 * basic-block.h (last_basic_block): Defined as synonym for
2437 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
2438 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2439 flow_dfs_compute_reverse_init): Replaced relevant occurences of
2440 n_basic_blocks with last_basic_block.
2441 * cfgbuild.c (make_edges): Likewise.
2442 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
2443 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
2444 * combine.c (combine_instructions): Likewise.
2445 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
2446 iterative_dataflow_bitmap): Likewise.
2447 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2448 calc_idoms, idoms_to_doms): Likewise.
2449 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
2451 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
2452 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
2453 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
2454 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
2455 delete_null_pointer_checks, compute_code_hoist_vbeinout,
2456 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2457 compute_store_table, build_store_vectors): Likewise.
2458 * haifa-sched.c (sched_init): Likewise.
2459 * ifcvt.c (if_convert): Likewise.
2460 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
2461 pre_edge_lcm, compute_available, compute_nearerout,
2462 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
2464 * predict.c (estimate_probability, process_note_prediction,
2465 note_prediction_to_br_prob): Likewise.
2466 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
2467 * recog.c (split_all_insns, peephole2_optimize): Likewise.
2468 * regrename.c (copyprop_hardreg_forward): Likewise.
2469 * resource.c (init_resource_info): Likewise.
2470 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
2471 init_regions, schedule_insns): Likewise.
2472 * ssa-ccp.c (ssa_const_prop): Likewise.
2473 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2474 * ssa.c (compute_dominance_frontiers,
2475 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
2477 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
2478 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
2481 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2483 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
2485 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
2486 hoist_insn_after, hoist_insn_to_edge): New.
2488 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
2490 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
2491 (PROP_FINAL): Include.
2492 * flow.c (life_analysis, update_life_info,
2493 init_propagate_block_info, mark_set_1, mark_used_rgs):
2494 Support SCAN_DEAD_STORE.
2496 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2498 * c-common.c (c_common_init): Set CPP arithmetic precision.
2499 * cppexp.c (cpp_num_part): Move typedef ...
2500 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
2501 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
2502 (sanity_checks): Update.
2504 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
2506 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
2507 (mkheaders): New rule.
2508 (install-mkheaders): New rule.
2509 * configure.in (all_outputs): Add mkheaders.
2510 * configure: Regenerate.
2511 * mkheaders.in: New file.
2513 2002-05-26 Jakub Jelinek <jakub@redhat.com>
2515 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
2517 2002-05-26 Andreas Jaeger <aj@suse.de>
2519 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
2521 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
2523 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
2524 right_shift): Remove.
2525 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
2527 (struct op): Use cpp_num.
2528 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
2529 num_part_mul, num_unary_op, num_binary_op, num_negate,
2530 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
2531 num_div_op, num_lshift, num_rshift, append_digit): New.
2532 (interpret_number, parse_defined, eval_token, reduce): Update
2533 for two-integer arithmetic.
2534 (binary_handler): New typedef.
2536 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
2537 (_cpp_parse_expr, reduce): Update to handle two-integers.
2538 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
2540 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2542 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
2543 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
2544 branch insn into account, do not assume 1.
2545 (avr_out_sbxx_branch): New function. Optimize cases of skipping
2546 over single word insn. Handle upper half of I/O space too.
2547 * config/avr/avr.md (*sbrx_branch): Use it.
2548 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
2549 (*sbix_branch, *sbix_branch_bit7): Likewise.
2550 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
2551 Use RTL peepholes to optimize register operand sign tests.
2553 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2555 * config/avr/avr.c (avr_asm_only_p): New variable.
2556 (avr_override_options): Set it here if AVR1.
2557 (asm_file_start): Test it here, report an error if set.
2559 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
2561 * alias.c: Fix formatting.
2562 * attribs.c: Likewise.
2563 * bb-reorder.c: Likewise.
2564 * bitmap.c: Likewise.
2565 * bitmap.h: Likewise.
2566 * builtins.c: Likewise.
2568 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
2570 * reload.c (find_valid_class): Accept new argument DEST,
2571 choose class accordingly.
2572 (push_reload): Update callers.
2574 2002-05-26 Andreas Jaeger <aj@suse.de>
2576 * combine.c (combine_instructions): Do not indent #if for
2579 2002-05-25 Richard Henderson <rth@redhat.com>
2581 * c-pragma.c (apply_pragma_weak): Convert value identifier to
2582 string for decl_attributes.
2583 (handle_pragma_weak): Call assemble_alias if we're modifying
2586 2002-05-25 Richard Henderson <rth@redhat.com>
2589 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
2590 using rtl instead of fprintf.
2591 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
2592 * config/sparc/sparc-protos.h: Update.
2594 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2596 * Makefile.in (C_COMMON_H): Fix.
2597 Update other targets.
2598 * c-common.c: Don't include c-lex.h.
2599 (builtin_define_with_value): Make static and prototype.
2600 (builtin_define_std): Move from c-lex.h.
2601 * c-common.h (init_c_lex): Move from c-lex.h.
2602 * c-decl.c: Don't include c-lex.h.
2603 (make_pointer_declarator): Move from c-parse.in.
2604 * c-lex.c: Don't include c-lex.h.
2606 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
2607 (make_pointer_declarator): Move to c-decl.c.
2608 * c-pragma.c: Don't include c-lex.h.
2609 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
2610 * c-tree.h (make_pointer_declarator): New.
2612 * passes.texi, tm.texi: Update.
2614 * Make-lang.in: Update and correct.
2615 * objc-act.c: Don't include c-lex.h or cpplib.h.
2617 * treetree.c: Don't include c-lex.h.
2619 * darwin-c.c: Don't include c-lex.h.
2620 * c4x/c4x-c.c: Don't include c-lex.h.
2621 * c4x/t-c4x: Update.
2622 * i370/i370-c.c: Don't include c-lex.h.
2623 * i370/t-i370: Update.
2624 * i960/i960-c.c: Don't include c-lex.h.
2625 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
2626 * i960/t-960bare: Update.
2627 * i960/t-vxworks: Update.
2628 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
2629 * rs6000/t-darwin: Update.
2630 * rs6000/t-rs6000-c-rule: Update.
2631 * v850/v850-c.c: Don't include c-lex.h.
2632 * v850/v850.c: Don't include c-lex.h or cpplib.h.
2635 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
2637 * tree.def: Fix typos.
2638 * doc/install.texi: Likewise.
2640 2002-05-25 Richard Henderson <rth@redhat.com>
2642 * configure.in (HAVE_AS_TLS): Add ia64 test.
2643 * configure: Rebuild.
2644 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
2645 (override_options): Set it.
2646 (TARGET_HAVE_TLS): New.
2647 (sdata_symbolic_operand): Look for 's'.
2648 (tls_symbolic_operand): New.
2649 (ia64_expand_load_address): Abort for tls symbols.
2650 (gen_tls_get_addr): New.
2651 (gen_thread_pointer): New.
2652 (ia64_expand_move): Split out from movdi. Handle tls symbols.
2653 (rtx_needs_barrier): Add new unspecs.
2654 (ia64_encode_section_info): Handle tls symbols.
2655 (ia64_strip_name_encoding): Strip two encoding chars.
2656 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
2657 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
2658 (TARGET_OPTIONS): Add tls-size.
2659 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
2660 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
2661 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
2662 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
2663 (movsf, movdf): Likewise.
2664 (movdi_symbolic): Use match_scratch. Don't split if we won't
2665 have a scratch availiable.
2666 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
2667 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
2668 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
2669 * config/ia64/ia64-protos.h: Update.
2670 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2671 sdata_symbolic_operand.
2672 (ASM_OUTPUT_LABELREF): Strip two characters.
2674 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
2676 * combine.c (simplify_set): Remove an unnecessary subreg.
2678 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
2680 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
2682 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
2684 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
2686 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
2688 2002-05-25 Roger Sayle <roger@eyesopen.com>
2690 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
2691 (cond (compare x y) 0) into the equivalent (cond x y).
2693 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
2695 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
2697 2002-05-24 Zack Weinberg <zack@codesourcery.com>
2699 * config.gcc: Remove all stanzas for previously obsoleted
2700 systems. Where necessary, add explicit error stanzas to
2701 prevent removed systems from being misidentified as something
2702 else. Begin a fresh obsoletions list, with the systems that
2703 were reprieved last round.
2704 * doc/install.texi: Remove all mention of dead targets.
2705 * fixinc/mkfixinc.sh: Likewise.
2707 * config/arm/arm.h: Bit 31 of target_flags is no longer
2710 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
2711 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
2712 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
2713 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
2714 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
2715 config/alpha/osf12.h, config/alpha/osf2or3.h,
2716 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
2717 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
2718 config/clipper/clipper-protos.h, config/clipper/clipper.c,
2719 config/clipper/clipper.h, config/clipper/clipper.md,
2720 config/clipper/clix.h, config/convex/convex-protos.h,
2721 config/convex/convex.c, config/convex/convex.h,
2722 config/convex/convex.md, config/convex/fixinc.convex,
2723 config/convex/proto.h, config/elxsi/elxsi-protos.h,
2724 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
2725 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
2726 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
2727 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
2728 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
2729 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
2730 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
2731 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
2732 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
2733 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
2734 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
2735 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
2736 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
2737 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
2738 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
2739 config/m68k/altos3068.h, config/m68k/apollo68.h,
2740 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
2741 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
2742 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
2743 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
2744 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
2745 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
2746 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
2747 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
2748 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
2749 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
2750 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
2751 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
2752 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
2753 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
2754 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
2755 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
2756 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
2757 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
2758 config/mips/dec-osf1.h, config/mips/elflorion.h,
2759 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
2760 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
2761 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
2762 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
2763 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
2764 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
2765 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
2766 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
2767 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
2768 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
2769 config/ns32k/sequent.h, config/ns32k/tek6000.h,
2770 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
2771 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
2772 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
2773 config/sparc/rtems.h, config/we32k/we32k-protos.h,
2774 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
2777 2002-05-24 Richard Henderson <rth@redhat.com>
2779 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
2780 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
2781 * config/i386/i386.c (tls_model_chars): Add leading space.
2782 (tls_symbolic_operand): Don't bias by 1.
2783 (legitimize_address): Don't unbias by 1.
2785 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2787 * lcm.c (optimize_mode_switching): Change bb used as indices
2790 2002-05-24 Richard Henderson <rth@redhat.com>
2792 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
2793 of update_life_info_in_dirty_blocks.
2795 2002-05-24 Jakub Jelinek <jakub@redhat.com>
2798 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
2800 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
2802 PR preprocessor/6780
2803 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
2805 2002-05-24 Jim Blandy <jimb@redhat.com>
2807 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
2808 entry with a type code of zero, marking the end of the compilation
2811 2002-05-24 Richard Henderson <rth@redhat.com>
2813 * varasm.c (asm_output_bss): Always output one byte.
2814 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
2816 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2818 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
2821 2002-05-24 Andreas Jaeger <aj@suse.de>
2823 * ggc-page.c (alloc_page): Cast variables of type size_t to
2824 unsigned long, adjust printf format string.
2825 (ggc_alloc): Likewise.
2826 (ggc_print_statistics): Likewise.
2827 (ggc_print_statistics): Correct printf format string for SCALE to
2830 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2832 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
2834 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
2835 Zack Weinberg <zack@codesourcery.com>
2837 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
2839 * dwarf2out.c (lookup_filename): Properly quote filename in .file
2840 directive in assembly file.
2841 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
2842 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
2843 * config/pj/pj.h (ASM_FILE_START): Likewise.
2844 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
2845 * config/avr/avr.c (asm_file_end): Likewise.
2846 * toplev.c (output_quoted_string): Handle possibly signed plain
2848 * toplev.h (output_clean_symbol_name): Declare
2849 * toplev.c (output_clean_symbol_name): Define.
2850 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
2851 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
2853 2002-05-24 Alan Modra <amodra@bigpond.net.au>
2855 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
2857 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
2859 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
2860 of size of unsigned.
2862 2002-05-23 Richard Henderson <rth@redhat.com>
2864 * configure.in (HAVE_AS_TLS): New test.
2865 * config.in, configure: Rebuild.
2866 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
2867 (ix86_tls_dialect_string, ix86_tls_dialect): New.
2868 (override_options): Set it.
2869 (tls_model_chars, tls_symbolic_operand): New.
2870 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
2871 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
2872 (local_exec_symbolic_operand): New.
2873 (get_pic_label_name): Merge into output_set_got.
2874 (ix86_asm_file_end): Emit pic_label_name if defined.
2875 (legitimate_constant_p, constant_address_p): New.
2876 (legitimate_pic_operand_p): New.
2877 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
2878 (legitimate_address_p): Likewise.
2879 (ix86_encode_section_info): Rename from i386_; handle tls decls.
2880 (ix86_strip_name_encoding): New.
2881 (get_thread_pointer): New.
2882 (legitimize_address): Handle tls symbols.
2883 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
2885 (struct machine_function): Add some_ld_name.
2886 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
2887 (print_operand) [&]: Use it. Handle UNSPEC_TP.
2888 (output_addr_const_extra): New.
2889 (maybe_get_pool_constant): New.
2890 (ix86_split_to_parts): Use it.
2891 (ix86_expand_move): Handle tls symbols.
2892 (ix86_tls_get_addr): New.
2893 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
2894 (TARGET_OPTIONS): Add tls-dialect.
2895 (CONSTANT_ADDRESS_P): Use new out-of-line function.
2896 (LEGITIMATE_CONSTANT_P): Likewise.
2897 (LEGITIMATE_PIC_OPERAND_P): Likewise.
2898 (TARGET_STRIP_NAME_ENCODING): New.
2899 (ASM_OUTPUT_LABELREF): New.
2900 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
2901 (OUTPUT_ADDR_CONST_EXTRA): New.
2902 (PREDICATE_CODES): Update.
2903 (ix86_tls_dialect, ix86_tls_dialect_string): New.
2904 * config/i386/i386.md: Regroup and renumber unspec constants.
2905 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
2906 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
2907 (tls_global_dynamic, tls_local_dynamic_base): New.
2908 (tls_local_dynamic_once): New.
2909 * config/i386/i386-protos.h: Update.
2911 2002-05-23 Richard Henderson <rth@redhat.com>
2913 * genemit.c (gen_insn): Print file:lineno comment before function.
2915 * gensupport.c (struct queue_elem): Add filename member.
2916 (queue_pattern): Initialize it; update all callers.
2917 (process_include): Don't free filename.
2918 (read_md_rtx): Set read_rtx_filename.
2920 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
2922 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
2924 2002-05-23 Richard Henderson <rth@redhat.com>
2926 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
2928 2002-05-23 Richard Henderson <rth@redhat.com>
2930 * doc/extend.texi (C++98 Thread-Local Edits): Update with
2931 commentary from Mark.
2933 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2935 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
2936 Use FOR_EACH_BB macros to iterate over basic block chain.
2937 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
2938 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
2940 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
2941 find_unreachable_blocks, create_edge_list, verify_edge_list,
2942 remove_fake_edges, add_noreturn_fake_exit_edges,
2943 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
2945 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
2946 find_sub_basic_blocks): Likewise.
2947 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
2949 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
2951 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
2953 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
2954 commit_edge_insertions, commit_edge_insertions_watch_calls,
2955 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
2956 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
2957 * conflict.c (conflict_graph_compute): Likewise.
2958 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
2959 df_modified_p, df_refs_unlink, df_dump): Likewise.
2960 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
2961 * final.c (compute_alignments): Likewise.
2962 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
2963 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
2964 count_or_remove_death_notes): Likewise.
2965 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
2966 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
2967 classic_gcse, compute_transp, cprop, compute_pre_data,
2968 compute_transpout, invalidate_nonnull_info,
2969 delete_null_pointer_checks_1, delete_null_pointer_checks,
2970 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
2971 compute_store_table, build_store_vectors, store_motion): Likewise.
2972 * global.c (global_conflicts, mark_elimination): Likewise.
2973 * graph.c (print_rtl_graph_with_bb): Likewise.
2974 * haifa-sched.c (sched_init): Likewise.
2975 * ifcvt.c (if_convert): Likewise.
2976 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
2977 compute_available, compute_nearerout, compute_rev_insert_delete,
2978 optimize_mode_switching): Likewise.
2979 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
2980 * predict.c (estimate_probability, note_prediction_to_br_prob,
2981 propagate_freq, counts_to_freqs, expensive_function_p,
2982 estimate_bb_frequencies): Likewise.
2983 * profile.c (instrument_edges, get_exec_counts,
2984 compute_branch_probabilities, compute_checksum, branch_prob,
2985 find_spanning_tree): Likewise.
2986 * recog.c (split_all_insns, peephole2_optimize): Likewise.
2987 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
2989 * regclass.c (scan_one_insn, regclass): Likewise.
2990 * regmove.c (mark_flags_life_zones, regmove_optimize,
2991 record_stack_memrefs): Likewise.
2992 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
2993 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
2994 * resource.c (find_basic_block): Likewise.
2995 * sched-ebb.c (schedule_ebbs): Likewise.
2996 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
2997 find_single_block_region, find_rgns, schedule_insns)
2998 * sibcall.c (optimize_sibling_and_tail_recursive_call)
2999 * ssa-ccp.c (optimize_unexecutable_edges,
3000 ssa_ccp_df_delete_unreachable_insns): Likewise.
3001 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3002 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
3003 rename_block, convert_to_ssa, compute_conservative_reg_partition,
3004 compute_coalesced_reg_partition, rename_equivalent_regs,
3005 convert_from_ssa): Likewise.
3006 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
3007 process_for_unwind_directive): Likewise.
3009 * df.c (FOR_ALL_BBS): Removed.
3010 * gcse.c (struct null_pointer_info): Type of current_block field
3012 (struct reg_avail_info): Type of last_bb field changed.
3013 * config/ia64/ia64.c (block_num): Removed.
3014 (need_copy_state): Type changed.
3017 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3019 * cppinit.c (mark_named_operators): Split out from init_builtins.
3020 (cpp_finish_options): Call it from here instead.
3022 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
3024 * builtin-attrs.def: Update copyright years.
3025 (ATTR_NONNULL): New attribute identifier.
3026 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
3027 attribute tree lists.
3028 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
3030 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
3031 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
3032 attribute lists. Chain the appropriate nonnull attribute.
3033 * c-format.c (check_format_arg): Remove null format string
3035 * testsuite/gcc.dg/format/null-1.c: New test.
3037 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3039 * Makefile.in (ADAC): Define.
3041 (.SUFFIXES): Move before language makefile fragments.
3042 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
3044 2002-05-23 Mark Mitchell <mark@codesourcery.com>
3046 * varasm.c (make_decl_rtl): Don't allow weak variables to be
3049 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
3051 * cfg.c (dump_flow_info): Print results of
3052 maybe_hot/probably_never_executed predicates.
3053 * toplev.c (open_dump_file): Print function frequency.
3055 2002-05-23 David S. Miller <davem@redhat.com>
3057 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
3060 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
3062 * c-common.c (warn_nonnull): Declare.
3063 (c_common_attribute_table): Add "nonnull" attribute.
3064 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
3065 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
3066 check_function_arguments_recurse): New functions.
3067 * c-common.h (warn_nonnull): Declare extern.
3068 (check_function_arguments, check_function_arguments_recurse): New
3070 * c-decl.c (c_decode_option): Add -Wnonnull option.
3071 * c-format.c (set_Wformat): Set warn_nonnull if enabling
3073 (format_check_context): New structure.
3074 (check_format_info_recurse): Remove recursion and rename to...
3075 (check_format_arg): ...this. Update comment.
3076 (check_format_info): Use check_function_arguments_recurse.
3077 * c-typeck.c (build_function_call): Call check_function_arguments
3078 instead of check_function_format.
3079 * doc/extend.texi: Document "nonnull" attribute.
3080 * doc/invoke.texi: Docuemnt -Wnonnull option.
3081 * testsuite/gcc.dg/nonnull-1.c: New test.
3082 * testsuite/gcc.dg/nonnull-2.c: New test.
3084 2002-05-23 David S. Miller <davem@redhat.com>
3086 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
3087 * cfgcleanup.c (cleanup_cfg): If it is set do not
3088 attempt to delete trivially dead insns.
3089 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
3090 * toplev.c (rest_of_compilation): Document non-trivial aspect
3091 the RTL before optimize_save_area_alloca is run.
3093 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3095 * c-lex.c (indent_level): Remove.
3096 (cb_file_change, c_lex): Remove indent level handling.
3097 * c-lex.h (indent_level): Remove.
3098 * input.h (struct file_stack): Remove indent_level.
3099 * toplev.c (push_srcloc): Remove indent_level handling.
3101 2002-05-23 Jakub Jelinek <jakub@redhat.com>
3104 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
3105 of x in constraints for clarity.
3106 (sse_mov?fcc split): abort if op2 == op3.
3107 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
3108 sse_movsfcc_const0_4): Add earlyclobber.
3109 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3110 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
3111 Use Y instead of x in constraints.
3113 2002-05-23 Richard Henderson <rth@redhat.com>
3115 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
3116 (C++98 Thread-Local Edits): New subsection.
3118 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
3119 (ix86_arch): Set type to enum processor_type.
3121 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
3122 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
3124 2002-05-23 Jakub Jelinek <jakub@redhat.com>
3126 * configure.in: Fix as version test for binutils 2.12.1 releases
3128 * configure: Rebuilt.
3130 2002-05-23 Richard Henderson <rth@redhat.com>
3132 * config/i386/i386.c (get_pic_label_name): New.
3133 (load_pic_register): Remove.
3134 (output_set_got): New.
3135 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
3136 * config/i386/i386.md (UNSPEC_SET_GOT): New.
3137 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
3138 (prologue_set_got, prologue_get_pc): Remove.
3139 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
3140 (builtin_setjmp_receiver): Use gen_set_got.
3141 * config/i386/i386-protos.h: Update.
3143 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
3145 * gcse.c (hash_expr): Do not use alias set for hashing.
3147 2002-05-22 Kevin Buettner <kevinb@redhat.com>
3149 * dbxout.c (dbxout_class_name_qualifiers): New function.
3150 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
3152 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3154 * cpperror.c (_cpp_begin_message): No special casing
3156 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
3157 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
3158 * cpplib.c (do_include_common): Use DL_ERROR.
3159 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
3161 * fix-header.c (read_scan_file): Update.
3163 2002-05-22 Richard Henderson <rth@redhat.com>
3165 * config/i386/i386.c (ix86_expand_call): New function, extracted
3166 from md call patterns. Add pic_offset_table_rtx to
3167 CALL_INSN_FUNCTION_USAGE when needed.
3168 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
3169 (call_value_pop, call_value, untyped_call): Likewise.
3170 (call_exp, call_value_exp): Remove.
3171 * config/i386/i386-protos.h: Update.
3173 2002-05-22 Richard Henderson <rth@redhat.com>
3175 * varasm.c (default_section_type_flags): Check for VAR_DECL
3176 before using DECL_THREAD_LOCAL.
3178 2002-05-22 David Edelsohn <edelsohn@gnu.org>
3180 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
3181 (STARTFILE_SPEC): Delete PE crt0.o.
3182 * config/rs6000/aix51.h: Same.
3183 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
3184 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
3185 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
3186 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
3187 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
3189 2002-05-22 Richard Henderson <rth@redhat.com>
3191 * varasm.c (default_section_type_flags): Handle tls data and
3193 (default_unique_section): Handle tls sections.
3195 2002-05-23 Alan Modra <amodra@bigpond.net.au>
3197 * configure.in (CROSS): Define NATIVE_CROSS.
3198 * configure: Regenerate.
3199 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
3200 (startfile_prefix_spec): New var.
3201 (static_specs): Add startfile_prefix_spec.
3202 (do_spec_2): Split out from..
3204 (main): Process startfile_prefix_spec.
3205 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
3207 (STARTFILE_PREFIX_SPEC): Define.
3208 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
3211 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
3213 * cpperror.c: Fix formatting.
3214 * cppexp.c: Likewise.
3215 * cppfiles.c: Likewise.
3216 * cpphash.c: Likewise.
3217 * cpphash.h: Likewise.
3218 * cppinit.c: Likewise.
3219 * cpplex.c: Likewise.
3220 * cpplib.c: Likewise.
3221 * cppmacro.c: Likewise.
3222 * cppmain.c: Likewise.
3223 * cppspec.c: Likewise.
3225 2002-05-22 Jakub Jelinek <jakub@redhat.com>
3227 * combine.c (force_to_mode): Use gen_int_mode.
3228 Don't clear CONST_INT bits outside of mode.
3230 2002-05-22 Richard Henderson <rth@redhat.com>
3232 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
3233 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
3235 2002-05-22 Jakub Jelinek <jakub@redhat.com>
3238 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
3239 if DECL_SIZE_UNIT is INTEGER_CST.
3241 2002-05-22 Richard Henderson <rth@redhat.com>
3243 * flow.c (life_analysis): Delete broken reg_label check.
3245 2002-05-22 Richard Henderson <rth@redhat.com>
3247 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
3248 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
3250 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
3252 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
3253 (embed-bb.c): New rule.
3254 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
3255 * config/sh/embed_bb.c: Delete.
3257 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
3259 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
3261 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
3263 * config/h8300/h8300.md (*andorqi3): New.
3265 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
3267 PR preprocessor/6517
3268 * Makefile.in: Update.
3269 * c-common.c (c_common_post_options): Add preprocessor
3270 errors to the error count.
3271 * c-lang.c (c_post_options): Kill.
3272 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
3273 * hooks.h: Add header guards.
3274 * langhooks-def.h: Include hooks.h.
3275 (LANG_HOOKS_POST_OPTIONS): Update.
3276 * langhooks.h (struct lang_hooks): Update post_options.
3277 * toplev.c (parse_options_and_default_flags): Update.
3279 * objc-lang.c (objc_post_options): Kill.
3280 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
3282 2002-05-21 Bruce Korb <bkorb@gnu.org>
3284 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
3285 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
3286 * fixinc/fixincl.x: regen.
3288 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
3290 * cfgbuild.c: Fix formatting.
3292 * cfgcleanup.c: Likewise.
3293 * cfglayout.c: Likewise.
3294 * cfgloop.c: Likewise.
3295 * cfgrtl.c: Likewise.
3297 2002-05-21 Richard Henderson <rth@redhat.com>
3299 * c-common.h (enum rid): Add RID_THREAD.
3300 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
3301 (grokdeclarator): Grok __thread.
3302 * c-parse.in (reswords): Add __thread.
3303 (rid_to_yy): Add RID_THREAD.
3305 * tree.h (DECL_THREAD_LOCAL): New.
3306 (struct tree_decl): Add thread_local_flag.
3307 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
3308 * tree.c (staticp): TLS variables are not static.
3310 * target-def.h (TARGET_HAVE_TLS): New.
3311 * target.h (have_tls): New.
3312 * output.h (SECTION_TLS): New.
3313 * varasm.c (assemble_variable): TLS variables can't be common for now.
3314 (default_section_type_flags): Handle .tdata and .tbss.
3315 (default_elf_asm_named_section): Handle SECTION_TLS.
3316 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
3318 * flags.h (flag_tls_default): Declare.
3319 * toplev.c (flag_tls_default): Define.
3320 (display_help): Display help for it.
3321 (decode_f_option): Set it.
3323 * doc/extend.texi (Thread-Local): New node describing language-level
3324 thread-local storage.
3325 * doc/invoke.texi (-ftls-model): Document.
3327 * fixinc/inclhack.def (thread_keyword): New.
3328 * fixinc/fixincl.x: Rebuild.
3330 2002-05-21 Jeffrey A Law <law@redhat.com>
3332 * optabs.c (expand_binop): For double-word integer multiplies,
3333 do not compute intermediate results into something that is
3334 not a register (such as a SUBREG or MEM).
3336 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
3337 (ix86_sched_reorder): Make sure to initialize scheduling
3338 data even when there's only one insn in the ready queue.
3340 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
3342 * genautomata.c (reserv_sets_hash_value): Fix a typo.
3344 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
3346 * genautomata.c (reserv_sets_hash_value): Define hash_value as
3347 set_el_t. Transform the hash value into unsigned.
3348 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
3349 (transform_3): Add code to process `(A,B)+(D,E)'.
3351 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
3353 * reload1.c (do_output_reload): Run delete_output_reload
3356 2002-05-21 Roger Sayle <roger@eyesopen.com>
3359 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
3360 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
3361 (can_store_by_pieces): ... and here to limit the largest mode used.
3362 Add a comment to document this function.
3364 2002-05-21 Richard Henderson <rth@redhat.com>
3366 * flow.c (life_analysis): Fix test for deleted label.
3368 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
3370 * doc/tm.texi: Fix typo.
3372 2002-05-21 Zack Weinberg <zack@codesourcery.com>
3374 * c-common.c (c_common_init): Set options->unsigned_char from
3376 (cb_register_builtins): Define __STRICT_ANSI__ and
3377 __CHAR_UNSIGNED__ here...
3378 * cppinit.c (init_builtins): Not here.
3379 (cpp_create_reader): unsigned_char option defaults to 0, not
3380 !DEFAULT_SIGNED_CHAR.
3381 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
3382 and -funsigned-char.
3384 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
3385 * cpphash.c (_cpp_init_hashtable): Don't set it.
3386 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
3387 directly. Clarify comment.
3389 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3391 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
3392 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
3393 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
3394 BASIC_BLOCK (n_basic_blocks - 1).
3395 * cfganal.c (can_fallthru, flow_call_edges_add,
3396 flow_preorder_transversal_compute): Too.
3397 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
3398 find_sub_basic_blocks): Too.
3399 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
3400 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
3401 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
3402 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
3403 * combine.c (this_basic_block): Type changed to basic_block.
3404 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
3405 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3406 get_last_value, distribute_notes, distribute_links): Too.
3407 * final.c (compute_alignments): Too.
3408 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
3409 * function.c (thread_prologue_and_epilogue_insns): Too.
3410 * gcse.c (compute_code_hoist_vbeinout): Too.
3411 * global.c (build_insn_chain): Too.
3412 * ifcvt.c (find_if_block, find_cond_trap): Too.
3413 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
3414 * regmove.c (regmove_optimize): Too.
3415 * resource.c (find_basic_block): Too.
3416 * sched-ebb.c (schedule_ebbs): Too.
3417 * ssa-dce.c (find_control_dependence, find_pdom): Too.
3419 2002-05-21 Andreas Jaeger <aj@suse.de>
3421 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
3423 2002-05-21 Richard Henderson <rth@redhat.com>
3425 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
3426 unspec names, not numbers.
3428 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3430 * doc/sourcebuild.texi: Mention snapshot-README and
3431 snapshot-index.html as needing updating for new front ends.
3433 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3435 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
3436 disabling checking, and avoid multiple evaluation of RTX.
3438 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
3440 * bitmap.c (bitmap_find_bit): Return early if we have the correct
3443 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3445 * profile.c (gen_edge_profiler): Set alias set before the memory is
3448 2002-05-20 David S. Miller <davem@redhat.com>
3450 * cselib.c (max_value_regs): New.
3451 (cselib_lookup, cselib_invalidate_regno): Initialize it when
3452 adding new entries to the REG_VALUES table and we are dealing with
3454 (clear_table): Initialize it.
3455 (cselib_invalidate_regno): Use it to determine which hard
3456 registers to scan when mode is not VOIDmode.
3458 2002-05-20 Duraid Madina <duraid@fl.net.au>
3460 * tradcpp.c (fixup_newlines): Use old-style function header.
3462 2002-05-20 Krister Walfridsson <cato@df.lth.se>
3464 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
3466 2002-05-20 H.J. Lu (hjl@gnu.org)
3468 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
3470 * config/mips/mips.h (DFMODE_NAN): Defined.
3471 (SFMODE_NAN): Likewise.
3473 2002-05-20 Dale Johannesen <dalej@apple.com>
3475 * combine.c (cant_combine_insn_p): Back out my
3478 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
3480 * params.c: Fix formatting.
3481 * params.h: Likewise.
3482 * predict.c: Likewise.
3483 * prefix.c: Likewise.
3484 * print-rtl.c: Likewise.
3485 * print-tree.c: Likewise.
3486 * profile.c: Likewise.
3488 2002-05-20 H.J. Lu (hjl@gnu.org)
3490 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
3492 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
3494 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
3495 switches straight on to the assembler, do not abbreviate them.
3496 * config/arm/elf.h (ASM_SPEC): As above.
3497 * config/arm/semi.h (ASM_SPEC): As above.
3498 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
3499 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
3500 -mcpu=xscale on to the assembler by default.
3501 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
3503 2002-05-20 Richard Henderson <rth@redhat.com>
3505 * cse.c (canon_hash): Reorder do_not_record test. Always
3506 allow pic_offset_table_rtx.
3508 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
3510 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
3511 (expand_binop): Ditto (3 times).
3513 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
3515 * Makefile.in (distclean): Remove QMTest stuff.
3516 (QMTEST_PATH): New variable.
3517 (QMTESTFLAGS): Likewise.
3518 (QMTESTRUNFLAGS): Likewise.
3520 (QMTEST_GPP_TESTS): Likewise.
3521 (QMTEST_DIR): Likewise.
3522 (QMTEST_DIR/context): New target.
3523 (qmtest-g++): Likeise.
3524 (qmtest-gui): Likewise.
3525 (QMTEST_DIR/gpp-expected.qmr): Likewise.
3527 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
3529 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
3530 an altivec register if TARGET_ALTIVEC.
3532 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
3533 to ALTIVEC_VECTOR_MODE.
3534 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
3535 (rs6000_va_arg): Vectors may go in registers if they are not
3538 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
3540 * protoize.c: Fix formatting.
3542 2002-05-19 Richard Henderson <rth@redhat.com>
3544 * gensupport.c (init_include_reader): Merge into ...
3545 (process_include): ... here. Simplify composite path creation.
3546 Plug memory leaks. Fix file/line number tracking. Do not
3547 process_define_cond_exec. Return void.
3548 (process_rtx): Don't check process_include return value.
3550 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3552 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
3554 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
3555 traversing basic block chain.
3556 (create_basic_block_structure, create_basic_block): Declaration changed.
3557 (link_block, unlink_block): Declare.
3558 * cfg.c (entry_exit_blocks): Initialize new fields.
3559 (link_block, unlink_block): New.
3560 (expunge_block_nocompact): Unlink basic block.
3561 (dump_flow_info): Print prev_bb/next_bb fields.
3562 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
3563 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
3564 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
3565 * cfgrtl.c (create_basic_block_structure, create_basic_block,
3566 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
3567 (verify_flow_info): Check that list agrees with numbering.
3569 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
3571 * c-common.c (preprocessing_asm): New macro.
3572 * c-lex.h (builtin_define, builtin_assert): Use pfile.
3576 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
3577 (CPP_SPEC): Simplify.
3578 (TARGET_CPU_CPP_BUILTINS): Update.
3579 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
3580 (CPP_SPEC): Simplify.
3581 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
3582 (TARGET_OS_CPP_BUILTINS): Update.
3583 * osf.h (CPP_XFLOAT_SPEC): Kill.
3584 (TARGET_OS_CPP_BUILTINS): Update.
3585 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
3586 * osf5.h (CPP_XFLOAT_SPEC): Kill.
3587 * vms.h (CPP_SUBTARGET_SPEC): Kill.
3588 (TARGET_OS_CPP_BUILTINS): Update.
3590 2002-05-19 Richard Henderson <rth@redhat.com>
3592 * varasm.c (default_binds_local_p): Fix typo.
3594 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
3596 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
3597 CONST_INT operand to the correct mode after adding 1 to it.
3599 2002-05-19 Mark Mitchell <mark@codesourcery.com>
3601 * config.gcc (powerpc-wrs-windiss*): New target.
3603 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3605 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
3608 2002-05-18 Mark Mitchell <mark@codesourcery.com>
3610 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
3612 * config.in: Regenerated.
3613 * configure: Regenerated.
3615 2002-05-19 Richard Henderson <rth@redhat.com>
3617 * target-def.h (TARGET_BINDS_LOCAL_P): New.
3618 * target.h (struct gcc_target): Move boolean fields to the end.
3620 * varasm.c (default_binds_local_p): New.
3621 * output.h: Declare it.
3623 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
3624 * config/cris/cris.c (cris_encode_section_info): Likewise.
3625 * config/i386/i386.c (i386_encode_section_info): Likewise.
3626 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
3627 * config/sh/sh.c (sh_encode_section_info): Likewise.
3629 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
3630 (TARGET_BINDS_LOCAL_P): New.
3632 2002-05-19 Richard Henderson <rth@redhat.com>
3634 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
3635 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
3636 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
3638 * toplev.c (display_help): Kill -a -ax help.
3640 * config/1750a/1750a.h, config/alpha/alpha.h,
3641 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
3642 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
3643 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
3644 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
3646 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
3647 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
3649 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
3650 (ix86_output_function_block_profiler): Kill.
3651 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
3652 (m68hc11_function_block_profiler): Kill.
3653 * config/m68hc11/m68hc11-protos.h: Update.
3654 * config/m88k/m88k.c (output_block_profiler): Kill.
3655 (output_function_block_profiler): Kill.
3656 * config/m88k/m88k-protos.h: Update.
3658 2002-05-19 Richard Henderson <rth@redhat.com>
3660 * system.h (STRIP_NAME_ENCODING): Poison it.
3661 * output.h (STRIP_NAME_ENCODING): Remove.
3662 (default_strip_name_encoding): Declare.
3663 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
3664 * target.h (strip_name_encoding): New.
3665 * varasm.c (default_strip_name_encoding): New.
3667 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
3668 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
3669 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
3670 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
3671 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
3672 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
3673 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
3674 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
3675 config/v850/v850.h: Use the hook, not the macro.
3677 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
3678 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
3679 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
3680 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
3681 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
3682 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
3683 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
3684 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
3685 config/v850/v850.c, config/v850/v850.h:
3686 Move STRIP_NAME_ENCODING to out-of-line function and add
3687 TARGET_STRIP_NAME_ENCODING.
3689 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
3690 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
3691 with TARGET_STRIP_NAME_ENCODING referencing existing function;
3692 make function static.
3694 * xcoffout.c: Include target.h
3695 * Makefile.in (xcoffout.o): Update.
3697 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
3698 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
3699 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
3700 reloc argument unused.
3701 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
3703 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
3704 STRIP_NAME_ENCODING docs.
3706 2002-05-19 Andreas Jaeger <aj@suse.de>
3708 * gengenrtl.c: Add prototype for excluded_rtx.
3710 * real.h: Add prototype for exact_real_truncate.
3712 2002-05-18 Richard Henderson <rth@redhat.com>
3714 * system.h (ENCODE_SECTION_INFO): Poison it.
3715 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
3716 * target.h (encode_section_info): New.
3717 * varasm.c (make_decl_rtl, output_constant_def): Use it.
3718 * hooks.c (hook_tree_int_void): New.
3719 * hooks.h: Declare it.
3721 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
3722 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
3723 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
3724 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
3725 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
3726 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
3727 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
3728 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
3729 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3730 config/mcore/mcore-protos.h, config/mcore/mcore.c,
3731 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
3732 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
3733 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
3734 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
3735 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
3736 referencing existing function. Make function static.
3738 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
3739 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
3740 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
3741 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
3742 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
3743 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
3744 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
3745 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
3746 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
3747 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
3748 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
3749 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
3750 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
3751 Move ENCODE_SECTION_INFO to out-of-line function and add
3752 TARGET_ENCODE_SECTION_INFO.
3754 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
3755 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3757 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
3759 (switch_to_section): Replace in_rdata case with in_readonly_data.
3761 * config/h8300/h8300.c (h8300_encode_label): Make static.
3762 * config/h8300/h8300-protos.h: Update.
3764 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
3765 from rs6000_encode_section_info; make static.
3766 (rs6000_xcoff_encode_section_info): New.
3768 * config/v850/v850.c (v850_encode_data_area): Make static.
3769 * config/v850/v850-protos.h: Update.
3771 * config/vax/vax.c: Include flags.h.
3772 (vms_select_section): Fix typo.
3774 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
3775 ENCODE_SECTION_INFO docs.
3777 2002-05-18 Richard Henderson <rth@redhat.com>
3779 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
3780 REGISTER_TARGET_PRAGMAS.
3781 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
3783 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
3785 2002-05-18 Richard Henderson <rth@redhat.com>
3787 * system.h (SELECT_RTX_SECTION): Poison.
3788 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
3789 * target.h (select_rtx_section): New.
3790 * varasm.c (output_constant_pool): Use it.
3791 (default_select_rtx_section, default_elf_select_rtx_section): New.
3792 * output.h: Declare them.
3794 * config/darwin.h (SELECT_RTX_SECTION): Move ...
3795 * config/darwin.c (machopic_select_rtx_section): ... here.
3796 * config/darwin-protos.h: Update.
3798 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
3799 * config/nextstep.c (machopic_select_rtx_section): ... here.
3800 (nextstep_select_section): Rename variable to avoid macro clash.
3801 * config/nextstep-protos.h: Update.
3803 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
3804 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
3805 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
3806 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
3807 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
3808 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
3809 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
3810 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
3811 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
3812 (SELECT_RTX_SECTION): Remove.
3814 * config/darwin.h, config/elfos.h, config/nextstep.h,
3815 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
3816 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
3817 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
3818 config/sparc/lynx.h, config/xtensa/xtensa.c
3819 (TARGET_ASM_SELECT_RTX_SECTION): New.
3821 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
3822 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
3823 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
3824 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
3825 (ia64_aix_select_rtx_section): New.
3826 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
3828 * config/mips/mips.c (mips_select_rtx_section): Make static.
3829 Support ELF SHF_MERGE features.
3830 * config/mips/mips-protos.h: Update.
3831 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
3832 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
3833 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
3834 make static, fall back to default_elf_select_rtx_section.
3835 * config/rs6000/rs6000-protos.h: Update.
3836 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
3837 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
3838 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
3839 * config/romp/romp.c (romp_select_rtx_section): New.
3840 * config/s390/s390.c (s390_select_rtx_section): New.
3841 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
3842 declarations before target macro definition.
3843 (xtensa_emit_call): Use static buffer.
3844 (xtensa_select_rtx_section): New.
3845 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
3846 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
3847 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
3849 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
3850 SELECT_RTX_SECTION docs.
3852 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
3854 * i386.md (movsi/movdi): Fix template.
3855 (sse2 patterns): Set attributes consistently.
3857 * i386.md (pushqi2, ashrqi_*): Fix constraint.
3859 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
3861 * optabs.c (complex_part_zero_p): New.
3862 * (expand_cmplxdiv_straight): Use it.
3863 * (expand_cmplxdiv_wide): Ditto.
3864 * (expand_binop): Ditto.
3866 2002-05-18 Richard Henderson <rth@redhat.com>
3868 * final.c (HAVE_READONLY_DATA_SECTION): New.
3869 (shorten_branches): Use it instead of ifdefs.
3870 * varasm.c (enum in_section): Add in_readonly_data.
3871 (text_section, data_section): Tidy.
3872 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
3874 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
3875 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
3876 (READONLY_DATA_SECTION): Don't undef.
3878 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
3879 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
3880 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
3882 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
3883 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
3884 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
3885 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
3887 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
3888 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
3889 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
3890 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
3891 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
3892 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
3893 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
3894 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
3895 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
3897 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
3898 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
3899 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
3900 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
3901 config/pa/pa64-hpux.h, config/sparc/litecoff.h
3902 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
3904 * config/elfos.h, config/netware.h, config/svr3.h,
3905 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
3906 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
3907 config/h8300/h8300.h, config/i386/i386-interix.h,
3908 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
3909 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
3911 * config/elfos.h, config/netware.h, config/svr3.h,
3912 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
3913 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
3914 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
3915 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
3917 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
3918 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
3919 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
3920 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
3921 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
3922 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
3923 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
3924 config/rs6000/sysv4.h, config/v850/v850.h
3925 (EXTRA_SECTIONS): Remove in_const/in_rdata.
3926 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
3928 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
3929 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
3930 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
3931 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
3932 * config/alpha/alpha.c (alpha_start_function): Likewise.
3933 (alpha_write_linkage): Likewise.
3934 * config/m32r/m32r.c (m32r_select_section): Likewise.
3935 * config/m88k/m88k.c (m88k_select_section): Likewise.
3936 * config/mips/mips.c (mips_select_rtx_section): Likewise.
3937 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
3938 (rs6000_elf_select_section): Likewise.
3939 * config/v850/v850.c (v850_select_section): Likewise.
3941 * config/1750a/1750a.h, config/i860/sysv3.h
3942 (READONLY_DATA_SECTION_ASM_OP): New.
3943 READONLY_DATA_SECTION_ASM_OP.
3944 * config/i386/interix.c, config/i386/winnt.c
3945 (i386_pe_unique_section): Always use .rdata prefix.
3946 * config/pa/som.h (readonly_data): Always switch to read-only section.
3947 (READONLY_DATA_SECTION): Predicate on flag_pic.
3948 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
3949 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
3950 (READONLY_DATA_SECTION): Update.
3952 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
3954 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
3955 is used without -Wformat.
3956 * c-common.h (warn_format_zero_length): Declare extern.
3957 * c-decl.c (warn_options): Add "format-zero-length".
3958 * c-format.c (warn_format_zero_length): Declare.
3959 (set_Wformat): Set warn_format_zero_length for -Wformat.
3960 (check_format_info): Only warn about zero-length formats if
3961 warn_format_zero_length is true. Include the format type
3962 name in the warning message.
3963 * doc/invoke.texi: Document -Wformat-zero-length.
3964 * testsuite/gcc.dg/format/zero-length-1.c: New test.
3966 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
3968 * timevar.c: Fix formatting.
3969 * tlink.c: Likewise.
3970 * toplev.c: Likewise.
3971 * tree-dump.c: Likewise.
3972 * tree-inline.c: Likewise.
3974 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
3976 * cppinit.c (cpp_post_options): If preprocessed, turn off
3977 traditional. If traditional, turn off column numbers.
3978 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
3979 * cpptrad.c (handle_newline): Update line_base.
3980 (skip_comment): Handle -Wcomment.
3982 2002-05-17 Zack Weinberg <zack@codesourcery.com>
3984 * cppinit.c (struct builtin): Remove unused fields.
3985 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
3986 (operator_array): New - was second half of builtin_array.
3987 (init_builtins): Simplify loop over builtin_array/operator_array.
3989 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
3991 * defaults.h (UNIQUE_SECTION): Remove.
3992 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
3994 2002-05-17 Richard Henderson <rth@redhat.com>
3996 * expr.c (init_expr_once): Don't use start/end_sequence.
3997 Use rtx_alloc instead of emit_insn.
3998 * toplev.c (lang_dependent_init): Run init_expr_once here ...
3999 (lang_independent_init): ... not here.
4001 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
4003 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
4005 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
4007 * config/avr/avr.c (avr_regs_to_save): New function. Also check
4008 for fixed registers, possibly used for global register variables.
4009 (initial_elimination_offset, avr_output_function_prologue,
4010 avr_output_function_epilogue): Move common code to avr_regs_to_save.
4012 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
4014 * Makefile.in: Update for cpptrad.c.
4015 * cpphash.h (struct cpp_buffer): New members for buffer
4017 (struct cpp_reader): New members for traditional output.
4018 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
4019 * cppinit.c (cpp_create_reader): Set trad_line.
4020 (cpp_destroy): Free trad_out_base if used.
4021 (cpp_read_main_file): Overlay an empty buffer if traditional.
4022 (cpp_finish_options): Don't do builtins.
4023 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
4024 (cpp_handle_option): Handle it.
4025 * cpplex.c (continue_after_nul): New.
4026 (_cpp_lex_direct): Use handle_nul.
4027 * cpplib.h (struct cpp_options): New traditional option.
4028 * cpptrad.c: New file.
4030 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
4032 * c-common.c (c_common_init_options): Use C89 for Objective-C,
4033 and set the options flag.
4034 * cppinit.c (lang_flags): Remove objc.
4035 (lang_defaults): Remove OBJC and OBJCXX.
4037 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
4038 (cpp_handle_option): Remove -+ and -lang-objc++.
4039 For ObjC, just set a flag.
4040 (print_help): Update.
4041 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
4043 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4045 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
4046 bootstrap with -mips3.
4048 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
4050 * final.c: Fix formatting.
4051 * fix-header.c: Likewise.
4053 * fold-const.c: Likewise.
4054 * function.c: Likewise.
4056 2002-05-17 David S. Miller <davem@redhat.com>
4058 PR c/6689, PR optimization/6615
4059 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
4060 and make it a pointer to rtx. Update comments.
4061 (update_equiv_regs): When scanning for equivalences, record
4062 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
4063 it while making the equiv replacements.
4065 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4067 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
4069 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
4071 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
4072 when encoding visibility into SYMBOL_REF_FLAG.
4074 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
4076 * expr.c (force_operand): Fix reversed move.
4078 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
4080 * doc/install.texi (Testing): Mention two common DejaGnu warnings
4081 that can be ignored.
4083 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4085 * doc/install.texi (Final install): Recommend to install into a
4086 "clean" target directory.
4088 2002-05-17 Richard Henderson <rth@redhat.com>
4090 * config/ia64/ia64.md: Use braced strings instead of quoted strings
4091 for code blocks. Tidy whitespace.
4093 2002-05-17 Richard Henderson <rth@redhat.com>
4095 * hooks.c (hook_tree_bool_false): New.
4096 * hooks.h: Declare it.
4097 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
4098 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
4099 * target.h (select_section, unique_section): New.
4100 (in_small_data_p): New.
4101 * varasm.c (resolve_unique_section): Use hooks instead of macros.
4102 (variable_section, output_constant_def_contents): Likewise.
4103 (default_select_section, default_unique_section): New.
4104 (categorize_decl_for_section, default_elf_select_section): New.
4105 * output.h: Declare them.
4107 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
4108 (TARGET_ASM_SELECT_SECTION): New.
4109 (SELECT_SECTION): Move ...
4110 * config/darwin.c (machopic_select_section): ... here.
4111 * config/darwin-protos.h: Update.
4113 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
4114 (SELECT_SECTION): Move ...
4115 * config/nextstep.c (nextstep_select_section): ... here.
4116 * config/nextstep-protos.h: Update.
4118 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
4119 (TARGET_ASM_SELECT_SECTION): New.
4120 * config/svr3.h (SELECT_SECTION): Remove.
4122 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
4123 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
4124 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
4125 (alpha_encode_section_info): Use it.
4126 * config/alpha/alpha-protos.h: Update.
4127 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
4128 (SELECT_SECTION, UNIQUE_SECTION): Remove.
4129 (TARGET_ASM_SELECT_SECTION): New.
4130 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
4132 * config/arm/pe.h (UNIQUE_SECTION): Remove.
4133 (TARGET_ASM_UNIQUE_SECTION): New.
4135 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
4136 (avr_unique_section): Rename from unique_section; make static.
4137 * config/avr/avr-protos.h: Update.
4138 * config/avr/avr.h (UNIQUE_SECTION): Remove.
4140 * config/c4x/c4x.h (SELECT_SECTION): Remove.
4142 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
4143 (TARGET_ASM_UNIQUE_SECTION): New.
4144 * config/i386/i386-interix.h: Likewise.
4145 * config/i386/win32.h: Likewise.
4146 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
4147 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
4148 * config/i386/sco5.h (SELECT_SECTION): Remove.
4149 (TARGET_ASM_SELECT_SECTION): New.
4150 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
4152 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
4153 instead of SELECT_SECTION.
4154 * config/m68k/dpx2.h: Likewise.
4155 * config/rs6000/lynx.h: Likewise.
4157 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4158 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
4159 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
4160 (ia64_in_small_data_p): New.
4161 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
4162 (ia64_aix_select_section, ia64_aix_unique_section): New.
4163 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
4164 (SELECT_SECTION, UNIQUE_SECTION): Remove.
4166 * config/m32r/m32r.h (SELECT_SECTION): Remove.
4167 (TARGET_ASM_SELECT_SECTION): New.
4168 * config/m32r/m32r.c (m32r_select_section): Take align argument.
4169 * config/m32r/m32r-protos.h: Update.
4171 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
4172 (SELECT_SECTION): Move ...
4173 * config/m88k/m88k.c (m88k_select_section): ... here.
4175 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
4176 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
4177 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
4178 (mcore_unique_section): Make static.
4179 * config/mcore/mcore-protos.h: Update.
4181 * config/mips/elf.h (UNIQUE_SECTION): Remove.
4182 (TARGET_ASM_UNIQUE_SECTION): New.
4183 * config/mips/elf64.h: Likewise.
4184 * config/mips/iris6gld.h: Likewise.
4185 * config/mips/linux.h: Likewise.
4186 * config/mips/mips-protos.h: Update.
4187 * config/mips/mips.c (mips_select_section): Add align argument.
4188 * config/mips/mips.h (SELECT_SECTION): Remove.
4189 (TARGET_ASM_SELECT_SECTION): New.
4191 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4192 * config/mmix/mmix.c (mmix_select_section): Remove.
4193 (mmix_unique_section): Remove.
4194 * config/mmix/mmix-protos.h: Update.
4196 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
4197 (SELECT_SECTION): Move ...
4198 * config/pa/pa.c (pa_select_section): ... here.
4199 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
4201 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
4202 from rs6000_select_section and make static.
4203 (rs6000_elf_unique_section): Similarly.
4204 (rs6000_xcoff_select_section): From xcoff.h.
4205 (rs6000_xcoff_unique_section): Likewise.
4206 * config/rs6000/rs6000-protos.h: Update.
4207 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4208 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
4209 * config/rs6000/xcoff.h: Likewise.
4211 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
4212 (SELECT_SECTION): Move ...
4213 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
4215 * config/v850/v850.h (SELECT_SECTION): Move ...
4216 * config/v850/v850.c (v850_select_section): ... here.
4217 (TARGET_ASM_SELECT_SECTION): New.
4219 * config/vax/vms.h (SELECT_SECTION): Move ...
4220 * config/vax/vax.c (vms_select_section): ... here.
4221 (TARGET_ASM_SELECT_SECTION): New.
4223 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
4224 for the target hooks.
4226 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
4228 * config/arm/arm.c (emit_multi_reg_push): Do not set
4229 RTX_FRAME_RELATED_P on the SEQUENCE.
4231 2002-05-16 Richard Henderson <rth@redhat.com>
4233 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
4234 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
4236 2002-05-16 Richard Henderson <rth@redhat.com>
4238 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
4240 * config/ia64/ia64.c (saveable_obstack): Do not declare.
4242 2002-05-16 Richard Henderson <rth@redhat.com>
4244 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
4245 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
4246 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
4247 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
4248 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
4249 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
4250 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
4251 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
4252 Revert "Basic block renumbering removal", and two followup patches.
4254 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
4256 * lcm.c (optimize_mode_switching): Revert previous change.
4258 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4260 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
4261 with only extant block numbers.
4263 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
4265 * lcm.c (optimize_mode_switching): Fix typo.
4267 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4269 * flow.c (calculate_global_regs_live): Queue blocks in program order.
4271 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4273 * doc/install.texi (Configuration): Document PWDCMD.
4275 2002-05-16 Dale Johannesen <dalej@apple.com>
4277 * combine.c (cant_combine_insn_p): Reenable combinations
4278 involving hard regs unless CLASS_LIKELY_SPILLED_P.
4280 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4282 * c-common.c (cb_register_builtins): Handle more built-ins
4283 here rather than in gcc.c specs.
4284 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
4285 (cpp_options): Pass -O flags even when only preprocessing.
4286 * toplev.c (set_fast_math_flags): New prototype.
4287 (fast_math_flags_set_p): New.
4288 (set_no_fast_math_flags): Remove.
4289 (decode_f_option): Update.
4290 * toplev.h (set_fast_math_flags): Update.
4291 (fast_math_flags_set_p): New.
4292 (set_no_fast_math_flags): Remove.
4294 * c4x/c4x.c (c4x_override_options): Update.
4296 2002-05-16 Zack Weinberg <zack@codesourcery.com>
4298 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
4299 Default-define here.
4300 (builtin_define_with_value): Can now wrap the expansion in
4301 quotation marks if such is wanted.
4302 (cb_register_builtins): Update calls to builtin_define_with_value.
4303 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
4305 (c_common_init): Set options->stdc_0_in_system_headers.
4306 * c-lex.h: Update prototype of builtin_define_with_value.
4307 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
4308 and REGISTER_PREFIX.
4310 * cppinit.c (VERS, ULP, C, X): Kill.
4311 (builtin_array): Remove entries for __VERSION__,
4312 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
4313 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
4315 (init_builtins): Kill off a bunch of now-dead code.
4316 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
4317 -fno-leading-underscore.
4318 (cpp_handle_option): Remove code to set user_label_prefix.
4319 (cpp_post_options): Likewise.
4321 * cpplib.h (struct cpp_options): Remove user_label_prefix.
4322 (stdc_0_in_system_headers): New.
4323 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
4324 stdc_0_in_system_headers) too to decide the value of __STDC__.
4326 * tradcpp.c (user_label_prefix): Kill.
4327 (main): Remove code handling -f(no-)leading-underscore.
4328 (initialize_builtins): Don't define __REGISTER_PREFIX__
4329 or __USER_LABEL_PREFIX__.
4330 (install_value): Wrap compound statement in dummy loop so the
4331 macro works properly in an if statement.
4334 2002-05-16 Janis Johnson <janis187@us.ibm.com>
4336 * loop.h (struct loop_info): Add member has_prefetch.
4337 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
4338 (prescan_loop): Initialize has_prefetch.
4339 (struct prefetch_info): Change prefetch_in_loop and
4340 prefetch_before_loop from bit fields to ints.
4341 (emit_prefetch_instructions): Several small fixes.
4342 (check_dbra_loop): Don't reverse loop that uses prefetch.
4344 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4346 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
4347 * configure.in: Likewise.
4348 * fixinc/check.tpl: Likewise.
4349 * fixinc/fixinc.dgux: Likewise.
4350 * fixinc/fixinc.svr4: Likewise.
4351 * fixinc/fixinc.winnt: Likewise.
4352 * fixinc/fixincl.sh: Likewise.
4353 * fixproto: Likewise.
4354 * configure: Regenerate.
4356 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4358 Basic block renumbering removal:
4359 * basic_block.h (struct basic_block_def): Renamed index to sindex,
4360 added prev_bb and next_bb fields.
4361 (n_basic_blocks): Renamed to num_basic_blocks.
4362 (last_basic_block): New, index of last basic block.
4363 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
4364 traversing basic block chain.
4365 (BLOCK_NUM): index -> sindex.
4366 (create_basic_block_structure, create_basic_block): Declaration changed.
4367 (debug_num2bb): Declare.
4368 (expunge_block_nocompact): Declaration removed.
4369 (link_block, unlink_block, compact_blocks): Declare.
4370 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
4371 * cfg.c (entry_exit_blocks): Initialize new fields.
4372 (clear_edges, alloc_block, expunge_block, cached_make_edge,
4373 redirect_edge_pred, dump_flow_info, dump_edge_info,
4374 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
4375 free_aux_for_edges): Modified.
4376 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
4377 (expunge_block_nocompact): Removed.
4378 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
4379 find_unreachable_blocks, create_edge_list, print_edge_list,
4380 verify_edge_list, flow_edge_list_print, remove_fake_successors,
4381 remove_fake_edges, flow_reverse_top_sort_order_compute,
4382 flow_depth_first_order_compute, flow_preorder_transversal_compute,
4383 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
4384 flow_dfs_compute_reverse_execute): Modified.
4385 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
4386 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
4388 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4389 merge_blocks_move_predecessor_nojumps,
4390 merge_blocks_move_successor_nojumps, merge_blocks,
4391 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
4392 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
4393 * cfglayout.c (skip_insns_after_block, label_for_bb,
4394 record_effective_endpoints, scope_to_insns_finalize,
4395 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
4396 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
4397 cfg_layout_duplicate_bb): Modified.
4398 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
4399 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4400 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
4401 flow_loops_find, flow_loop_outside_edge_p): Modified.
4402 * cfgrtl.c (create_basic_block_structure, create_basic_block,
4403 flow_delete_block, compute_bb_for_insn, split_block,
4404 try_redirect_by_replacing_jump, redirect_edge_and_branch,
4405 force_nonfallthru_and_redirect, tidy_fallthru_edge,
4406 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
4407 commit_edge_insertions, commit_edge_insertions_watch_calls,
4408 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4409 purge_all_dead_edges): Modified.
4410 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
4411 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
4412 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
4414 * conflict.c (conflict_graph_compute): Modified.
4415 * df.c (FOR_ALL_BBS): Removed.
4416 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
4417 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
4418 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
4419 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
4420 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
4421 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
4422 * final.c (compute_alignments, final_scan_insn): Modified.
4423 * flow.c (verify_local_live_at_start, update_life_info,
4424 update_life_info_in_dirty_blocks, free_basic_block_vars,
4425 delete_noop_moves, calculate_global_regs_live,
4426 initialize_uninitialized_subregs, allocate_bb_life_data,
4427 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
4428 mark_used_reg, count_or_remove_death_notes): Modified.
4429 * function.c (thread_prologue_and_epilogue_insns): Modified.
4430 * gcse.c (struct null_pointer_info): Change typo of current_block
4432 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
4433 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
4434 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
4435 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
4436 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
4437 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
4438 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
4439 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
4440 pre_delete, one_pre_gcse_pass, compute_transpout,
4441 invalidate_nonnull_info, delete_null_pointer_checks_1,
4442 free_code_hoist_mem, compute_code_hoist_vbeinout,
4443 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
4444 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
4445 compute_store_table, build_store_vectors, insert_insn_start_bb,
4446 insert_store, replace_store_insn, free_store_memory, store_motion):
4448 * global.c (global_alloc, global_conflicts, mark_elimination,
4449 build_insn_chain): Modified.
4450 * graph.c (print_rtl_graph_with_bb): Modified.
4451 * haifa-sched.c (sched_init): Modified.
4452 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
4453 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
4454 if_convert): Modified.
4455 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
4456 compute_insert_delete, pre_edge_lcm, compute_available,
4457 compute_farthest, compute_nearerout, compute_rev_insert_delete,
4458 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
4460 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
4461 * loop.c (loop_dump_aux): Modified.
4462 * predict.c (combine_predictions_for_insn, estimate_probability,
4463 last_basic_block_p, process_note_prediction, process_note_predictions,
4464 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
4465 expensive_function_p, estimate_bb_frequencies,
4466 compute_function_frequency): Modified.
4467 * print-rtl.c (print_rtx): Modified.
4468 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
4469 get_exec_counts, compute_branch_probabilities, compute_checksum,
4470 branch_prob, find_spanning_tree): Modified.
4471 * recog.c (split_all_insns, peephole2_optimize): Modified.
4472 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
4473 convert_regs_1, convert_regs_2, convert_regs): Modified.
4474 * regclass.c (scan_one_insn, regclass): Modified.
4475 * regmove.c (mark_flags_life_zones, regmove_optimize,
4476 combine_stack_adjustments): Modified.
4477 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
4478 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
4479 * reorg.c (dbr_schedule): Modified.
4480 * resource.c (find_basic_block, init_resource_info): Modified.
4481 * sbitmap.c (sbitmap_intersection_of_succs,
4482 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
4483 sbitmap_union_of_preds): Modified.
4484 * sched-deps.c (init_dependency_caches): Modified.
4485 * sched-ebb.c (schedule_ebbs): Modified.
4486 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
4487 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
4488 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
4489 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
4490 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
4491 ssa_const_prop): Modified.
4492 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
4493 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
4494 * ssa.c (remove_phi_alternative, find_evaluations,
4495 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
4496 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
4497 make_regs_equivalent_over_bad_edges,
4498 make_equivalent_phi_alternatives_equival,
4499 compute_conservative_reg_partition,
4500 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
4501 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
4504 2002-05-16 Mark Mitchell <mark@codesourcery.com>
4506 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
4508 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
4510 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
4511 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
4512 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
4513 calling CONSTANT_POOL_ADDRESS_P.
4514 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
4515 to decide whether to define __arm__ or __thumb.
4516 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
4517 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
4519 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4521 * config/arc/arc.h (CPP_PREDEFINES): Remove.
4523 (TARGET_CPU_CPP_BUILTINS): New.
4525 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4527 * cpphash.h (cpp_macro): Move here, and make expansion a union.
4528 * cppmacro.c (cpp_macro): Remove.
4529 (enter_macro_context, replace_args, warn_of_redefinition,
4530 _cpp_create_definition, cpp_macro_definition): Update.
4532 2002-05-16 Jason Merrill <jason@redhat.com>
4534 * config/mips/mips.c (mips_output_external): Don't do sdata
4535 optimization for a variable with DECL_COMDAT set.
4537 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4539 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
4540 Cleanups for accepting modifiers on pointers.
4541 Fix predicate typos.
4542 Allow long pointers as well as int pointers.
4544 2002-05-15 Richard Henderson <rth@redhat.com>
4546 * varasm.c (merge_weak): Remove special case for extern and common.
4548 2002-05-15 Matt Hiller <hiller@redhat.com>
4550 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
4552 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
4553 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
4554 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
4555 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
4556 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
4557 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
4559 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4561 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
4563 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4565 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
4566 ("altivec_mfvscr"): Read from VSCR.
4568 Add vscr sets for the following insns: altivec_vctuxs,
4569 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
4570 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
4571 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
4572 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
4573 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
4574 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
4575 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
4576 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
4577 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
4578 altivec_vsum2sws, altivec_vsumsws.
4580 * config/rs6000/rs6000.h: Add VSCR fixed register.
4581 (CALL_REALLY_USED_REGISTERS): Add vscr.
4582 (CALL_USED_REGISTERS): Same.
4583 (FIXED_REGISTERS): Same.
4584 (REG_ALLOC_ORDER): Same.
4585 (reg_class): Add VSCR_REGS.
4586 (REG_CLASS_NAMES): Same.
4587 (REG_CLASS_CONTENTS): Same.
4589 (REGISTER_NAMES): Add vscr.
4590 (DEBUG_REGISTER_NAMES): Same.
4591 (ADDITIONAL_REGISTER_NAMES): Same.
4592 (FIRST_PSEUDO_REGISTER): Increment.
4593 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
4595 2002-05-15 Jakub Jelinek <jakub@redhat.com>
4597 * fold-const.c (fold): Fix a typo.
4599 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
4601 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
4602 comparison against the highest or lowest integer value before
4603 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
4604 transformation and that of an unsigned comparison against 0
4607 2002-05-15 Richard Henderson <rth@redhat.com>
4609 * varasm.c (merge_weak): Error for any weakening after definition.
4610 Adjust weakening after use warning to catch more cases.
4611 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
4612 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
4614 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
4616 * invoke.texi (-malign-double): Re-add lost warning.
4618 * i386-protos.h (x86_output_mi_thunk): Declare.
4619 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
4620 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
4622 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
4623 when flag_asynchronous_unwind_tables is set.
4625 * flags.h (flag_reorder_functions): Declare.
4626 * function.c (prepare_function_start): Initialize frequnecy.
4627 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
4628 * Makefile.in (predict.o): Add dependency on target.h and params.h
4629 * defaults.h (HOT_TEXT_SECTION_NAME,
4630 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
4631 * predict.c (choose_function_section): New function.
4632 (estimate_bb_frequencies): Use it.
4633 * toplev.c (flag_reorder_functions): New global variable.
4634 (lang_independent_options): New.
4635 (parse_options_and_default_flags): Set.
4636 * varasm.c (assemble_start_function): Bypass functdion alignment
4637 for never executed functions.
4638 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
4639 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
4640 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
4643 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
4645 * predict.c: Inlude profile.h
4646 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
4647 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
4648 Use the information about maximal counter in the program.
4650 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
4652 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
4653 probably_never_executed_bb_p): New functions.
4654 * cfgcleanup.c (outgoing_edges_match): Use them.
4655 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
4656 (maybe_hot_bb_p, probably_cold_bb_p,
4657 probably_never_executed_bb_p): New functions.
4659 * function.h (function): Add new field function_frequency.
4660 * predict.c (compute_function_frequency): New function.
4661 (estimate_probability): Call it.
4663 2002-03-09 Jakub Jelinek <jakub@redhat.com>
4665 PR optimization/5172, optimization/5200
4666 * gcse.c (gcse_main): Disable store_motion.
4668 2002-05-14 Zack Weinberg <zack@codesourcery.com>
4670 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
4671 (c_common_nodes_and_builtins): Use it.
4672 (builtin_define_with_value): New function.
4673 (cb_register_builtins): Define __SIZE_TYPE__,
4674 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
4675 using builtin_define_with_value. Use consistent notation when
4676 defining __GXX_WEAK__.
4677 (WCHAR_TYPE_SIZE): Don't redefine.
4678 (combine_strings): Don't use WCHAR_TYPE_SIZE.
4680 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
4681 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
4682 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
4683 * tradcpp.c (initialize_builtins): Likewise.
4684 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
4686 * c-lex.h (builtin_define_with_value): Prototype.
4687 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
4688 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
4689 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
4691 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
4692 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
4693 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
4694 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
4695 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
4696 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
4697 config/sparc/sol2-bi.h, config/sparc/sparc.h:
4698 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
4699 to __SIZE_TYPE__ etc from all spec strings. When this makes
4700 extra specs empty, delete them.
4702 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
4704 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
4705 for PA8000 or generating dwarf2 call frame information.
4706 (output_call): Remove DO_FRAME_NOTES check from return pointer
4708 (following_call): Return 0 when scheduling for PA8000 or generating
4709 dwarf2 call frame information. Revise comment.
4711 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4714 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
4715 and __IEEE_FP_INEXACT as appropriate.
4716 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
4717 (CPP_SPEC): Remove ieee defines.
4718 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
4720 2002-05-14 Richard Henderson <rth@redhat.com>
4722 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
4723 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
4725 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4727 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
4729 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
4730 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
4731 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
4732 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
4733 (EXTRA_SPECS): Update.
4734 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
4735 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
4736 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
4737 define TARGET_OS_CPP_BUILTINS if necessary.
4739 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4741 * gcc.c (cpp_options): Must pass -m* and -f* options
4742 to the front end even when only preprocessing.
4743 (cc1_options): Remove redundant -lang-c.
4744 * tradcpp.c (main): Ignore -m options.
4746 * lang-specs.h: Similarly.
4748 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
4750 * genautomata.c (transform_3): Add code for transformation
4751 `(A,B,...)+C -> A+C,B,...'.
4753 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
4755 * final.c (end_final): Do not output profile_arcs constructor, when
4756 no functions are instrumented.
4758 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
4760 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
4762 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4764 * doc/install.texi: Remove special markup originally required for
4765 HTML generation with texi2html.
4767 2002-05-14 Andreas Schwab <schwab@suse.de>
4769 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
4771 (UNIQUE_SECTION): Define to get small data correctly.
4773 * varasm.c (resolve_unique_section): Add third parameter
4774 flag_function_or_data_sections and use it instead of
4775 flag_function_sections.
4776 (assemble_start_function): Pass flag_function_sections.
4777 (asm_emit_uninitialised): Pass flag_data_sections.
4778 (assemble_variable): Likewise.
4780 2002-05-14 Richard Henderson <rth@redhat.com>
4782 * config/i386/i386.md: Use define_constants for unspec numbers.
4783 * config/i386/i386.c: Likewise.
4785 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4787 * doc/contrib.texi: Update my entry.
4789 2002-05-13 Mark Mitchell <mark@codesourcery.com>
4791 * fixinc/inclhack.def (winidss_valist): Limit applicability.
4792 * fixinc/fixincl.x: Regenerated.
4793 * fixinc/tests/base/math.h: Update.
4794 * fixinc/tests/base/testing.h: Likewise.
4796 2002-05-13 Zack Weinberg <zack@codesourcery.com>
4798 * genattr.c (gen_attr): Don't emit a comma after the last
4801 2002-05-13 Richard Henderson <rth@redhat.com>
4803 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
4805 * recog.c (peephole2_optimize): Likewise.
4807 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
4809 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
4812 2002-05-13 Jeffrey A Law (law@redhat.com)
4814 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
4815 Update prototype and callers.
4816 (propagate_one_insn): Stack pointer adjustments kill MEMs on
4817 the mem_set_list which reference the stack pointer, as do
4818 calls to constant functions as they may clobber outgoing
4821 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
4823 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
4824 (ia32_multipass_dfa_lookahead): New function.
4826 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4828 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
4829 (translate_options): Remove 'V'.
4830 (process_command): Similarly.
4832 * invoke.texi: Remove documentation of 'V'.
4834 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
4836 * config/s390/linux.h: Revert 2002-04-22 changes.
4838 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
4840 * config/fr30/fr30.md: Only allow splits of immediate loads
4841 if the destination is a register.
4843 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4845 * Makefile.in (c-common.o, cppinit.o): Update.
4846 * c-common.c: Include except.h.
4847 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
4848 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
4849 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
4850 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
4851 CPP_PREDEFINES): Handle here.
4853 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
4854 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
4855 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
4856 TARGET_OS_CPP_BUILTINS.
4857 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
4858 (CPP_SPEC, EXTRA_SPECS): Update.
4859 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
4860 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
4861 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
4862 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
4863 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
4865 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
4866 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
4868 2002-05-12 Zack Weinberg <zack@codesourcery.com>
4870 * emit-rtl.c (global_rtl): Update comment.
4871 (const_double_htab, const_double_htab_hash,
4872 const_double_htab_hash, lookup_const_double): New.
4873 (const_int_htab_hash, const_int_htab_eq): Remove const
4874 qualifiers, which cause tons of warnings with RTL checking on.
4875 (gen_rtx_CONST_DOUBLE): Deleted.
4876 (const_double_from_real_value): New function - bears some
4877 resemblance to the former immed_real_const_1.
4878 (immed_double_const): Moved here from varasm.c and
4880 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
4881 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
4882 (gen_rtx): Use immed_double_const.
4883 (init_emit_once): Initialize the const_double_htab. Use
4884 REAL_VALUE_FROM_INT where possible. Can now use
4885 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
4886 * varasm.c (struct varasm_status): Remove x_const_double_chain.
4887 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
4888 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
4889 (init_varasm_status, mark_varasm_status): Don't touch
4890 x_const_double_chain.
4892 * output.h: Delete prototype for clear_const_double_mem.
4893 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
4894 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
4895 const_double_from_real_value, not immed_real_const_1, and use
4896 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
4898 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
4899 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
4900 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
4901 (gen_rtx_REG): Second arg is unsigned.
4903 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
4904 (excluded_rtx): New, return true for CONST_DOUBLE.
4905 (genmacro): Write nothing for excluded codes.
4906 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
4907 * expr.c (expand_expr): Likewise.
4908 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
4910 * toplev.c (rest_of_compilation): Don't call
4911 clear_const_double_mem.
4913 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
4914 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
4915 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
4916 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
4917 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
4918 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
4919 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
4920 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
4922 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4924 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
4926 2002-05-12 Tom Tromey <tromey@redhat.com>
4928 * tree.h (copy_node): Don't mention TREE_PERMANENT.
4930 2002-05-12 Zack Weinberg <zack@codesourcery.com>
4932 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
4933 (scan_comma_elt): New function. Accepts whitespace in comma lists.
4934 * gensupport.h: Prototype new routines.
4935 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
4937 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
4938 (next_comma_elt): Use scan_comma_elt.
4940 * config/i386/i386.md: Use new attribute notation to break up
4941 long lines in define_attr forms.
4943 2002-05-12 Richard Henderson <rth@redhat.com>
4945 * expr.c (compress_float_constant): New.
4946 (emit_move_insn): Use it.
4947 (float_extend_from_mem): New.
4948 (init_expr_once): Initialize it.
4949 * real.c (exact_real_truncate): New.
4951 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
4952 dropped into memory; penalize for size.
4953 (RTX_COSTS): FLOAT_EXTEND is free.
4954 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
4955 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
4957 2002-05-12 Richard Henderson <rth@redhat.com>
4959 * profile.h (profile_info): Add missing extern to declaration.
4960 * profile.c (profile_info): Define it.
4962 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
4964 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
4965 used for DImode and TImode.
4967 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
4969 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
4972 2002-05-11 Zack Weinberg <zack@codesourcery.com>
4974 * config/rs6000/rs6000.c (rs6000_default_long_calls,
4975 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
4976 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
4977 (rs6000_override_options): Handle -m(no-)longcall.
4978 (init_cumulative_args, output_mi_thunk): Check for both
4979 longcall and shortcall attributes on the function.
4980 (rs6000_attribute_table): Add "shortcall".
4981 (rs6000_handle_longcall_attribute): Update comment.
4982 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
4983 altivec_expand_ternop_builtin): Add default clauses to switches
4984 to silence warnings.
4986 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
4987 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
4988 (TARGET_OPTIONS): Add longcall and no-longcall.
4990 * config/rs6000/rs6000.md (call_nonlocal_sysv,
4991 call_value_nonlocal_sysv): Split by alternatives. One pair
4992 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
4993 the call cookie. The other pair accepts only LR/CTR and has
4996 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
4997 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
4999 * config/rs6000/rs6000-c.c: New file.
5000 * config/rs6000/t-rs6000-c-rule: New file.
5001 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
5002 Prototype rs6000_pragma_longcall.
5004 * doc/extend.texi: Document shortcall attribute.
5005 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
5007 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5009 * reorg.c (dbr_schedule): Remove unnecessary test.
5011 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5013 * i386.md (testsi to testqi spliters): New.
5015 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
5017 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
5019 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
5021 * basic-block.h: New flag EDGE_CAN_FALLTHRU
5022 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
5023 that can be made fallthru.
5025 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
5027 * cfglayout.c (cleanup_unconditional_jumps): New static function.
5028 (cfg_layout_initialize): Use it.
5030 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
5032 * config/avr/avr.c (avr_mcu_types): Update supported devices.
5033 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5034 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5036 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
5038 * dbxout.c: Fix formatting.
5039 * dependence.c: Likewise.
5041 * diagnostic.c: Likewise.
5042 * doloop.c: Likewise.
5043 * dominance.c: Likewise.
5044 * doschk.c: Likewise.
5045 * dwarf2asm.c: Likewise.
5046 * dwarf2out.c: Likewise.
5047 * dwarfout.c: Likewise.
5049 2002-05-10 Richard Henderson <rth@redhat.com>
5051 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
5052 Convert integers constants as needed. Replace "nwords" field with
5054 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
5055 * function.h: Fix typo in comment.
5056 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
5058 2002-05-10 Roger Sayle <roger@eyesopen.com>
5060 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
5061 into the equivalent (signed char)c > 0.
5063 2002-05-10 Janis Johnson <janis187@us.ibm.com>
5065 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
5066 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
5067 (struct prefetch_info): Fix spelling of member bytes_accessed.
5068 (emit_prefetch_instructions): Make dump messages more regular;
5069 restructure code to add more dump messages; use new macros for
5070 heuristics. (There are no code generation changes in any of this).
5072 2002-05-10 David S. Miller <davem@redhat.com>
5074 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
5075 (struct rtx_def): Update unchanging flag comment.
5076 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
5077 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
5078 to be handled to INSN too.
5079 (dbr_schedule): Likewise.
5080 * resource.c (next_insn_no_annul): Likewise.
5082 * cse.c (rtx_cost): Remove multiplication by power of 2 special
5085 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5087 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
5088 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
5089 (possibly) work around broken /bin/sh.
5091 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5093 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
5094 . as N64/N32 libgcc_s.so subdirs.
5096 2002-05-10 David S. Miller <davem@redhat.com>
5098 * config/sparc/sparc.md: Use define_constants for unspec numbers.
5100 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
5102 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
5104 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
5105 * doc/rtl.texi: Document these macros more accurately.
5106 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
5107 JUMP_INSNs and CALL_INSNs.
5108 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
5109 or INSN_FROM_TARGET_P if the code is appropriate.
5111 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
5113 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
5114 before using SYMBOL_REF_FLAG (addr).
5116 * config/avr/avr-protos.h (avr_io_address_p): Declare.
5117 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
5118 Make non-static. Update all callers.
5119 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
5120 New insns to clear/set/test a single bit in I/O address space.
5122 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5124 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
5126 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5128 * Makefile.in: Update.
5129 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
5130 builtin_define_std): New.
5131 (c_common_init): Register CPP builtins callback.
5132 * c-common.h (flag_iso, flag_undef): New.
5133 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
5134 * c-lex.c: Don't include target.h.
5135 (cb_register_builtins): Move to c-common.c.
5136 (init_c_lex): Don't register hook here.
5137 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
5138 (cpp_define, cpp_assert): Remove.
5139 * gcc.c (cc1_options): Pass -undef to front end.
5140 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
5141 (TARGET_INITIALIZER): Update.
5142 * target.h (struct cpp_reader): Don't predeclare.
5143 (struct gcc_target): Remove cpp builtin hook.
5144 * tree.c (default_register_cpp_builtins): Remove.
5148 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5150 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
5152 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5154 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
5155 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
5157 2002-05-09 Jakub Jelinek <jakub@redhat.com>
5159 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
5160 * config/sparc/libgcc-sparc-glibc.ver: New file.
5161 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
5162 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
5164 2002-05-09 Jakub Jelinek <jakub@redhat.com>
5167 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
5168 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
5169 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
5171 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
5172 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
5173 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
5174 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
5176 2002-05-09 Richard Henderson <rth@redhat.com>
5178 * config/ia64/ia64.md: Use define_constants for unspec numbers.
5179 * config/ia64/ia64.c: Likewise.
5181 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
5183 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
5184 (save_restore_insns): Likewise.
5185 (mips_expand_prologue, mips_expand_epilogue): Update callers.
5186 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
5188 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
5190 * athlon.md, k6.md, pentium.md, ppro.md): New files.
5191 * i386.md: Move scheduling information into new files.
5193 * i386.md (type attribute): Add "rotate" for rotate insns.
5194 (rotate insns): Set type to "rotate".
5195 (various attributes and function units): Treat rotate like shift.
5196 (pent_pair attribute): Only rotates by one bit position are
5198 (sbb insns): Explicitly set pent_pair attribute on a couple
5199 that were missing it.
5201 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
5203 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
5204 make sure that buffer starts on odd word address.
5205 (sh_va_arg): Skip odd fp registers when reading a double precision
5208 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5210 * tree.h (preserve_data, object_permanent_p, type_precision):
5213 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5215 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
5216 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
5218 * cpp.texi: Update for removal of obsolete features.
5220 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
5221 Jeffrey A Law (law@redhat.com)
5223 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
5224 the DFA interface for Pentium processors.
5225 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
5226 (attr_pent_pair, ix86_pent_find_pair): Remove.
5227 (ix86_sched_reorder_pentium): Remove.
5228 (ix86_sched_reorder): Remove reordering for Pentium.
5229 * i386.md (Pentium scheduling): Rewrite using DFA description.
5231 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
5233 * cfganal.c (can_fallthru): Fix fast path.
5234 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
5235 with edges to the next block.
5237 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
5238 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
5240 * final.c (end_final): Use C trees to output data structures for profiling.
5242 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
5243 (profile.o): New dependency profile.h
5244 (final.o): New dependency profile.h
5245 * profile.h: New file. New global structure profile_info.
5246 * final.h (count_edges_instrumented_now): Declare.
5247 (current_function_cfg_checksum): Declare.
5248 (function_list): New structure.
5249 (functions_head, functions_tail): New static variables.
5250 (end_final): Emits more data, removed some -ax stuff.
5251 (final): Stores function names and chcksums.
5252 * gcov-io.h (__write_gcov_string): New function.
5253 (__read_gcov_string): New function.
5254 * gcov.c (read_profile): New function.
5255 (create_program_flow_graph): Uses read_profile instead of reading
5257 (read_files): Removed da_file checking, it's done by read_profile now.
5258 * libgcc2.c (bb_function_info): New structure.
5259 (bb): New field in structure, removed some -ax stuff.
5260 (__bb_exit_func): Changed structure of da_file.
5261 * profile.c (count_edges_instrumented_now): New global variable.
5262 (current_function_cfg_checksum): New global variable.
5263 (max_counter_in_program): New global variable.
5264 (get_exec_counts): New function.
5265 (compute_checksum): New function.
5266 (instrument_edges): Sets count_edges_instrumented_now.
5267 (compute_branch_probabilities): Uses get_exec_counts instead of
5269 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
5270 (init_branch_prob): Removed da_file checking, done in get_exec_counts
5272 (end_branch_prob): Removed da_file checking, done in get_exec_counts
5274 * gcov.texi: Updated information about gcov file format.
5276 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
5278 * sbitmap.c: Fix formatting.
5280 * scan-decls.c: Likewise.
5281 * sched-deps.c: Likewise.
5282 * sched-ebb.c: Likewise.
5283 * sched-rgn.c: Likewise.
5284 * sched-vis.c: Likewise.
5285 * sdbout.c: Likewise.
5286 * sibcall.c: Likewise.
5287 * simplify-rtx.c: Likewise.
5289 * ssa-ccp.c: Likewise.
5290 * ssa-dce.c: Likewise.
5292 * stor-layout.c: Likewise.
5293 * stringpool.c: Likewise.
5295 2002-05-09 David S. Miller <davem@redhat.com>
5297 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
5299 2002-05-07 David S. Miller <davem@redhat.com>
5301 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
5302 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
5303 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
5304 library implementation clobbers the output before the inputs
5305 are fully consumed, use stack temporary for the output.
5307 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
5309 * config/netbsd.h (CPP_SPEC): Remove.
5310 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
5311 * config/i386/netbsd.h (CPP_SPEC): Define.
5312 * config/ns32k/netbsd.h (CPP_SPEC): Define.
5313 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
5314 * config/sparc/netbsd.h (CPP_SPEC): Define.
5315 * config/vax/netbsd.h (CPP_SPEC): Define.
5317 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
5319 * read-rtl.c: Fix formatting.
5321 * recog.c: Likewise.
5322 * regclass.c: Likewise.
5323 * regmove.c: Likewise.
5324 * reg-stack.c: Likewise.
5325 * reload1.c: Likewise.
5326 * reload.c: Likewise.
5327 * resource.c: Likewise.
5328 * rtlanal.c: Likewise.
5330 * rtl-error.c: Likewise.
5332 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5334 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
5335 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
5337 2002-05-08 Bernd Schmidt <bernds@redhat.com>
5339 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
5340 use __SSE2__ macro instead.
5341 * config/i386/xmmintrin.h: Likewise.
5343 2002-05-08 Janis Johnson <janis187@us.ibm.com>
5345 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
5346 and use it in all invocations of these macros. Clean up comments.
5347 * rtl.c (rtl_check_failed_flag): Add an argument for the name
5348 of the flag access macro whose check failed.
5349 * doc/rtl.texi (Flags): Document additional flag uses.
5351 2002-05-08 Robert Spier <rspier@pobox.com>
5352 Neil Booth <neil@daikokuya.demon.co.uk>
5354 PR preprocessor/6521
5355 * cppfiles.c (handle_missing_header): Don't do anything
5356 different for <> includes.
5358 * cppopts.texi: Update documentation for -MG.
5360 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
5362 * cpplex.c (cpp_interpret_charconst): Truncate as well as
5365 * cpp.texi: Clarify multichar charconst valuation.
5367 2002-05-08 Mark Mitchell <mark@codesourcery.com>
5369 * doc/invoke.texi: Document -mwindiss option.
5371 2002-05-08 Jason Merrill <jason@redhat.com>
5373 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
5375 * dwarf2out.c (gen_type_die): Abort on broken recursion.
5378 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
5381 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
5383 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
5384 little-endian multilibs to override arm/thumb multilibs.
5385 Do not build hardware floating point multilibs, nor apcs-26
5386 multilibs for the Thumb.
5388 2002-05-08 Mark Mitchell <mark@codesourcery.com>
5391 * varasm.c (mark_weak): New function.
5392 (merge_weak): Use it. Do not call declare_weak.
5393 (declare_weak): Use merge_weak.
5395 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
5397 * cse.c (dead_libcall_p): Update counts.
5398 (delete_trivially_dead_insns): Update call of dead_libcall_p.
5400 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5402 * cfglayout.c (function_tail_eff_head): Rename to ...
5403 (function_footer): ... this one.
5404 (unlink_insn_chain): New functions.
5405 (label_for_bb): Only call block_label and emit debug message.
5406 (record_effective_endpoints): Actually unlink the headers and footers.
5407 (fixup_reorder_cahin): Re-insert the unlinked sequences.
5408 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
5409 * cfglayout.h (struct reorder_block_def): New fields footer/header;
5410 remove eff_head/eff_end.
5411 * rtl.h (set_first_insn): Declare.
5412 * emit-rtl.c (set_first_insn): New function.
5414 * cfglayout.c (fixup_reorder_chain): Dump duplicated
5415 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
5416 cfg_layout_duplicate_bb): New global function.
5417 (duplicate_insn_chain): New static function.
5418 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
5419 cfg_layout_duplicate_bb): Declare.
5420 (struct reorder_block_def): Add "original" field.
5421 * emit-rtl.c (emit_copy_of_insn_after): New function.
5422 * rtl.h (emit_copy_of_insn_after): Declare.
5424 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
5425 (fixup_reorder_chain): properly handle edges to exit block.
5427 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5428 Jan Hubicka <jh@suse.cz>
5430 * basic-block.h (note_prediction_to_br_prob): declare.
5431 * c-semantics.c: Inlucde predit.h
5432 (expand_stmt): predict GOTO_STMT as not taken.
5433 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
5434 (cleanup_cfg): Do not free tail_recursion_list.
5435 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
5436 (flow_delete_block): Kill predictions past end of basic block.
5437 * output.h (delete_unreachable_blocks): Declare.
5438 * predict.c (predicted_by_p, process_note_predictions,
5439 process_note_prediction, last_block_p): New function.
5440 (estimate_probability): Bypass loop on PRED_CONTINUE;
5441 do not handle noreturn heuristics; kill PRED_RETURN; add
5443 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
5444 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
5445 * predict.h (IS_TAKEN): New constant.
5446 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
5447 * rtl.c (NOTE_INSN_PREDICTION): New.
5448 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
5450 (insn_note): add NOTE_INSN_PREDICTION.
5451 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
5452 CFG; free tail_recursion_label_list.
5453 * stmt.c: Include predict.h;
5454 (return_prediction): New.
5455 (expand_value_return): Use it.
5456 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
5458 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
5460 * config/mips/mips.md: Name the unspecs with define_constant.
5461 (*HILO_delay): Rename to 'hilo_delay' (no star).
5462 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
5463 (reload_outdi, reload_outsi): Likewise.
5465 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
5467 * toplev.c: Fix formatting.
5469 2002-05-07 Janis Johnson <janis187@us.ibm.com>
5471 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
5472 * configure.in (ac_rtlflag_checking): New.
5473 * doc/install.texi (--enable-checking): Document RTL flag checking.
5475 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
5477 * c-common.c (c_common_init): Set options->unsigned_wchar.
5478 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
5479 group target dependencies.
5480 (init_builtins, cpp_handle_option): Update.
5481 * cpplex.c (cpp_interpret_charconst): Update.
5482 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
5483 signed_char to unsigned_char, group target dependencies.
5484 * defaults.h (WCHAR_UNSIGNED): Remove.
5485 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
5487 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
5488 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
5489 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
5490 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
5491 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
5493 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
5495 2002-05-07 Mark Mitchell <mark@codesourcery.com>
5497 * fixinc/inclhack.def (windiss_math1): New fix.
5498 (windiss_math2): Likewise.
5499 (windiss_valist): Likewise.
5500 * fixinc/fixincl.x: Regenerated.
5502 2002-05-07 Andreas Jaeger <aj@suse.de>
5504 * genautomata.c (output_internal_min_issue_delay_func): Add
5505 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
5506 (output_internal_trans_func): Likewise.
5508 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
5510 * pa.c (hppa_profile_hook): Use force_reg to get the address
5511 of the profile hook into an appropriate pseudo register.
5513 2002-05-07 Mark Mitchell <mark@codesourcery.com>
5515 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
5516 (LINK_START_SPEC): Handle it.
5517 (LINK_OS_SPEC): Likewise.
5518 (CPP_SPEC): Likewise.
5519 (STARTFILE_SPEC): Likewise.
5520 (LIB_SPEC): Likewise.
5521 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
5523 (CRTSAVRES_DEFAULT_SPEC): New macro.
5524 (LIB_WINDISS_SPEC): New macro.
5525 (CPP_OS_WINDISS_SPEC): Likewise.
5526 (STARTFILE_WINDISS_SPEC): Likewise.
5527 (ENDFILE_WINDISS_SPEC): Likewise.
5528 (LINK_START_WINDISS_SPEC): Likewise.
5529 (LINK_OS_WINDISS_SPEC): Likewise.
5530 * config/rs6000/windiss.h: New file.
5532 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
5534 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
5536 2002-05-06 David S. Miller <davem@redhat.com>
5538 * config/sparc/sparc.md (shift insns): Do not mask off
5539 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
5542 2002-05-06 Richard Henderson <rth@redhat.com>
5545 * expr.c (highest_pow2_factor_for_type): New.
5546 (expand_assignment): Use it.
5548 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
5550 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
5552 ("altivec_mfvscr"): Same.
5554 2002-05-06 Janis Johnson <janis187@us.ibm.com>
5556 * rtl.h (struct rtx_def): Update comments.
5557 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
5558 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
5559 RTL_FLAG_CHECK macros with list of expected RTL codes.
5560 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
5561 (rtl_check_failed_flag): New.
5562 * reload1.c (reload): Use REG macro before changing rtx to MEM.
5563 (reload_cse_noop_set_p): Check rtx code before using access macro.
5564 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
5565 before using access macro.
5567 2002-05-06 Janis Johnson <janis187@us.ibm.com>
5569 * doc/rtl.texi (Flags): Update to reflect current usage.
5571 2002-05-06 Roger Sayle <roger@eyesopen.com>
5574 * fold-const.c (sign_bit_p): New function.
5575 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
5576 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
5577 Reapply fold when converting (A & C) == C into (A & C) != 0.
5578 (fold_binary_op_with_conditional_arg): Fix typo in comment.
5580 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
5582 * c-common.c (warn_multichar): New.
5583 (c_common_init): Set CPP's warn_multichar.
5584 * c-common.h (warn_multichar): New.
5585 * c-decl.c (warn_multichar): Remove.
5586 * c-lex.c (lex_charconst): Update.
5587 * c-tree.h (warn_multichar): Remove.
5588 * cppexp.c (eval_token): Sign-extend charconst value.
5589 * cppinit.c (cpp_create_reader): Set warn_multichar.
5590 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
5591 each character. Update prototype. Sign-extend the result.
5592 * cpplib.h: Fix conditions.
5593 (struct cpp_options): Add new warning flag.
5594 (cpp_interpret_charconst): Update prototype.
5596 * cpp.texi: Update documentation.
5598 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
5600 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
5601 Fix typo in usage of allof instead of unit.
5603 2002-05-06 Richard Henderson <rth@redhat.com>
5605 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
5606 and any jump or call for IN.
5608 2002-05-06 Bernd Schmidt <bernds@redhat.com>
5610 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
5612 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
5614 2002-05-06 Roger Sayle <roger@eyesopen.com>
5616 * fold-const.c (lshift-double): Cast the high word to an unsigned
5617 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
5618 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
5619 avoid compiler warning. (fold): Remove redundant code from
5620 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
5622 2002-05-06 Jeff Law <law@redhat.com>
5624 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
5625 * pa.c (pa_adjust_cost): Remove all true dependency cost
5626 adjustments. Also remove support for non-DFA scheduling.
5627 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
5628 to adjust true dependency costs. Update various comments.
5629 (7100lc, 7200, 7300 scheduling): Simplify by combining the
5630 FP ALU & MPY units into a single unit.
5632 2002-05-06 Catherine Moore <clm@redhat.com>
5634 * config/v850/v850.c (compute_register_save_size): Make sure
5635 to count all of the registers that will be saved.
5637 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
5639 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
5641 2002-05-06 David S. Miller <davem@redhat.com>
5643 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
5644 allow result to overlap input operands in memory.
5646 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
5649 * cpp.texi: Update multichar charconst docs.
5651 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
5653 * cpplex.c (cpp_interpret_charconst): Sign-extend each
5654 character. Don't ignore excess characters. Treat
5655 multicharacter character constants as signed.
5656 (cpp_parse_escape): Clarify diagnostic.
5658 2002-05-05 Jakub Jelinek <jakub@redhat.com>
5660 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
5661 use add instead of shift.
5662 (ashldi3_sp64): Likewise.
5663 (ashlsi3_const1, ashldi3_const1): Remove.
5664 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
5665 * config/sparc/sparc.c (const1_operand): New.
5667 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
5669 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
5671 2002-05-05 Jakub Jelinek <jakub@redhat.com>
5674 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
5676 2002-05-05 Richard Henderson <rth@redhat.com>
5678 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
5679 memory latency adjustments.
5680 (alpha_variable_issue): Remove.
5681 (alpha_use_dfa_pipeline_interface): New.
5682 (alpha_multipass_dfa_lookahead): New.
5683 * config/alpha/alpha.md: Remove define_function_unit scheduling;
5684 include new dfa scheduling.
5685 (attr type): Add none.
5687 * config/alpha/ev4.md: New.
5688 * config/alpha/ev5.md: New.
5689 * config/alpha/ev6.md: New.
5691 2002-05-05 David S. Miller <davem@redhat.com>
5693 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
5695 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
5697 * cse.c: Fix formatting.
5698 * emit-rtl.c: Likewise.
5700 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
5702 * genautomata.c (initiate_states): Add additional guard to
5703 initialize `units_array'.
5705 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
5707 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
5708 process_unit_to_form_the_same_automaton_unit_lists,
5709 form_the_same_automaton_unit_lists
5710 check_unit_distributions_to_automata): New prototypes and
5712 (check_automata): Rename it into `check_automata_insn_issues'.
5713 (unit_decl): New fields `the_same_automaton_unit' and
5714 `the_same_automaton_message_reported_p'.
5715 (unit_decl_t): New typedef.
5716 (the_same_automaton_lists): New gloval variable.
5717 (unit_regexp, unit_set_el, units_array, units_cmp,
5718 output_get_cpu_unit_code_func): Use the typedef.
5719 (evaluate_max_reserv_cycles): Increment
5720 `description->max_insn_reserv_cycles'.
5721 (initiate_states): Don't increment `max_cycles_num'.
5722 (transform_insn_regexps): Move code around transformation of
5723 regexps from `generate'.
5724 (generate): Remove call of `transform_insn_regexps'.
5725 (expand_automata): Call `transform_insn_regexps' and
5726 `check_unit_distributions_to_automata'. Check errors before
5729 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
5730 automaton `ultrasparc3_1'.
5732 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
5734 * c-common.c (c_common_init): Set up CPP arithmetic.
5735 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
5736 something reasonable for the host.
5737 (sanity_checks): Add checks.
5738 (cpp_read_main_file): Call sanity_checks() from here...
5739 (cpp_post_options): ... not here.
5740 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
5741 * cpplib.h (struct cpp_options): New member int_precision.
5743 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5745 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
5747 2002-05-04 David S. Miller <davem@redhat.com>
5749 * config/sparc/linux.h, config/sparc/linux64.h
5750 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
5752 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
5754 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
5756 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
5759 2002-05-05 Tim Josling <tej@melbpc.org.au>
5761 * treelang; New directory for new sample language treelang.
5763 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5765 * Makefile.in (c-lex.o): Update.
5766 * c-lex.c: Include target.h.
5767 (cb_register_builtins): New.
5768 (init_c_lex): Set builtins callback.
5769 * c-lex.h (cpp_define, cpp_assert): New prototypes.
5770 * cppinit.c (init_builtins): Use callback, including for
5772 * cpplib.h (struct cpp_callbacks): New member.
5773 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
5774 (TARGET_INITIALIZER): Update.
5775 * target.h (struct gcc_target): New hook.
5776 * tree.c (default_register_cpp_builtins): New.
5777 * tree.h (default_register_cpp_builtins): New.
5779 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
5781 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5783 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
5784 (cpp_post_options): Move sanity checks to...
5785 (sanity_checks): New.
5786 * cpplex.c (maybe_read_ucs): Fix prototype.
5787 (parse_string, cpp_parse_escape): Cast for %c format specifier.
5788 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
5791 2002-05-04 Bernd Schmidt <bernds@redhat.com>
5793 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
5794 builtins. Use V2DI patterns instead of TI for logical operations.
5795 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
5796 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
5797 (ix86_expand_builtins): Change the pattern used for movntdq.
5798 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
5799 sse2_nandv2di3): New patterns.
5800 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
5802 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
5803 (cvtdq2pd): Correct mode on operand 1.
5804 (sse2_umulsidi3): Describe without unspec.
5805 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
5807 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
5808 (ashlv2di3): Likewise, from sse2_ashlv2di3.
5809 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
5810 ashlv4si3, ashlv2di3): Use SImode for shift count.
5811 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
5812 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
5814 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
5816 (__m128i, __m128d): New macros.
5817 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
5818 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
5819 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
5820 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
5821 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
5822 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
5823 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
5824 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
5825 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
5826 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
5827 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
5828 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
5829 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
5830 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
5831 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
5832 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
5833 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
5834 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
5835 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
5836 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
5837 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
5838 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
5839 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
5840 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
5841 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
5842 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
5843 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
5844 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
5845 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
5846 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5847 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
5848 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
5849 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
5850 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
5851 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
5852 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
5853 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
5855 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
5856 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
5858 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
5860 * dwarf2out.c: Fix formatting.
5861 * varasm.c: Likewise.
5863 2002-05-04 David Edelsohn <edelsohn@gnu.org>
5866 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
5867 clobber and use result as temporary value.
5869 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
5871 * expr.c (force_operand): Use expand_simple_* to handle more
5874 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5876 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
5878 (lex_charconst): Update for change in prototype of
5879 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
5881 * cpphash.h (BITS_PER_CPPCHAR_T): New.
5882 * cppinit.c (cpp_create_reader): Initialize them for no
5883 change in semantics.
5884 (cpp_post_options): Add sanity checks.
5885 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
5886 and truncation issues. Calculate in type cppchar_t.
5887 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
5888 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
5889 run-time dependent precision correctly. Return whether the
5890 result is signed or not.
5891 * cpplib.c (dequote_string): Use cppchar_t; update.
5892 * cpplib.h (cppchar_signed_t): New.
5893 struct cpp_options): New precision members.
5894 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
5895 * cppexp.c (eval_token): Update.
5897 2002-05-03 David S. Miller <davem@redhat.com>
5899 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
5900 * config/sparc/sparc.c (sparc_rtx_costs): New function
5901 implementing RTX_COSTS and CONST_COSTS.
5902 * config/sparc/sparc.h (CONST_COSTS): Delete.
5903 (RTX_COSTS_CASES): Define.
5904 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
5907 * config/sparc/sparc.md (DFA schedulers): Split out...
5908 * config/sparc/cypress.md, config/sparc/hypersparc.md,
5909 config/sparc/sparclet.md, config/sparc/supersparc.md,
5910 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
5912 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
5913 checks on it, always defined for Sparc.
5915 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
5916 Tweak, and add more detailed comments.
5918 2002-05-03 Zack Weinberg <zack@codesourcery.com>
5920 * Re-apply patch accidentally reverted with
5921 DFA scheduler merge: remove all rules and variables to slurp
5922 source files out of libiberty and rebuild them with HOST_CC.
5923 ($(HOST_PREFIX_1)varray.o): New rule.
5924 (genattrtab rule): Word wrap.
5926 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
5928 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
5929 (CPP_SUBTARGET_SPEC): Define.
5930 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
5931 cpp_subtarget specs.
5932 (CPP_SPEC): Redefine to include %(cpp_subtarget).
5934 2002-05-03 David S. Miller <davem@redhat.com>
5936 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
5937 * target.h (struct gcc_target): Delete cycle_display member.
5939 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
5940 (rtx_needs_barrier): Delete reference to cycle_display unspec.
5941 (ia64_sched_reorder2): Mention need for cycle display handling
5942 once such notes exist.
5944 2002-05-03 Richard Henderson <rth@redhat.com>
5946 * real.c (etoasc): Strip most trailing zeros for clarity.
5947 * sched-vis.c: Include real.h.
5948 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
5949 * Makefile.in (sched-vis.o): Add real.h.
5951 2002-05-03 David S. Miller <davem@redhat.com>
5953 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
5956 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
5958 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
5959 when we get an out of range literal.
5960 (altivec_expand_ternop_builtin): Same.
5961 (altivec_expand_unop_builtin): Same.
5962 (altivec_expand_builtin): Same, for dss.
5963 (altivec_expand_builtin): Use trees instead of rtl when
5964 determining literal argument validity.
5966 2002-05-03 David S. Miller <davem@redhat.com>
5968 Delete cycle display scheduling hook.
5969 * config/ia64/ia64.c (ia64_cycle_display,
5970 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
5971 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
5972 and use emit_insn_before instead of ia64_emit_insn_before.
5973 * config/ia64/ia64.md (unspec usage): Delete cycle display.
5974 (cycle_display): Delete insn pattern.
5975 * config/sparc/sparc.md (unspec usage): Delete cycle display.
5976 (cycle_display): Delete insn pattern.
5977 * config/sparc/sparc.c (sparc_cycle_display,
5978 TARGET_SCHED_CYCLE_DISPLAY): Delete.
5979 * doc/md.texi (cycle_display): Don't mention.
5980 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
5982 2002-05-03 Richard Henderson <rth@redhat.com>
5984 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
5985 * recog.h: Declare them.
5987 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
5988 * config/sparc/sparc.md: Use store_data_bypass_p instead.
5989 * config/sparc/sparc-protos.h: Update.
5991 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
5993 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
5994 -D__arch64__. Add -D_LP64.
5995 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
5997 (CPP_ARCH64_SPEC): Likewise.
5998 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
5999 (NO_BUILTIN_SIZE_TYPE): Undef.
6001 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
6003 * genautomata.c (min_issue_delay_pass_states): Change return type
6005 (min_issue_delay_pass_states): Change the algorithm.
6006 (min_issue_delay): Set up min_insn_issue_delay for the state.
6007 (output_min_issue_delay_table): Interchange the nested loops and
6008 and initiate min_insn_issue_delay for states.
6010 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
6012 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
6015 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
6017 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
6020 2002-05-03 Richard Henderson <rth@redhat.com>
6023 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
6024 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
6025 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
6026 code before JUMP, not EARLIEST.
6028 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
6030 * c-format.c (check_format_info_main): Don't check for presence of
6031 parameter for * width until after operand number has been read,
6032 and only check for it if format parameters are available.
6035 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6037 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
6038 (LINK_SPEC): Undef before defining.
6040 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6042 PR preprocessor/6489
6043 * tradcpp.c (fixup_newlines): New.
6044 (main, finclude): Use it.
6046 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
6048 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
6049 * config/mips/mips.c (mips_unique_section): Strip encoding from
6052 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6054 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
6057 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6059 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
6060 (Specific): Removed buildstats references.
6061 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
6062 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
6063 Accomodate Solaris versions beyond 8.
6064 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
6065 (Specific, *-*-solaris2.8): Removed, obsolete.
6067 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6070 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
6071 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
6072 fill leaf_reg_remap with identity.
6073 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
6075 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
6077 * config/h8300/crti.asm: Remove trailing spaces.
6078 * config/h8300/h8300.c: Likewise.
6079 * config/h8300/lib1funcs.asm: Likewise.
6081 2002-05-02 Jason Merrill <jason@redhat.com>
6083 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
6084 * c-decl.c (c_init_decl_processing): Use it.
6085 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
6086 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
6087 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
6089 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
6091 * regrename.c: Fix formatting.
6094 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
6096 * i386.md (attribute memory): Handle compares properly.
6098 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
6100 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
6103 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
6105 * function.c: Fix formatting.
6107 2002-05-02 Jan Hubicka <jh@suse.cz>
6109 * haifa-sched.c (schedule_insn): Print table of instructions and
6111 (sched_block): Do not print ready list at verbosity level 1.
6112 * sched-vis.c (print_insn): Make global.
6113 * sched-ebb.c (ebb_print_insn): Rename from...
6114 (print_insn): ... this one.
6115 * sched-int.h (print_insn): Declare
6117 2002-05-02 Richard Henderson <rth@redhat.com>
6119 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
6120 emitted by cycle_display.
6122 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
6124 * doc/install.texi (*-*-freebsd*): Update to latest status.
6126 2002-05-02 Jakub Jelinek <jakub@redhat.com>
6129 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
6130 * config/float-sparc.h: Assume 128-bit long double if
6131 __LONG_DOUBLE_128__ is defined.
6133 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
6135 * genattrtab.c (write_function_unit_info): Add a dummy element
6136 when num_units == 0.
6138 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6140 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
6141 TYPE_MODE (double_type_node) instead of DFmode.
6143 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
6145 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
6147 * toplev.c (rest_of_compilation): Revert Richard's patch.
6149 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6151 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
6153 2002-05-02 Catherine Moore <clm@redhat.com>
6155 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
6157 2002-05-02 Kazu Hirata <kazu@hxi.com>
6159 * combine.c: Fix comment typos.
6161 * genautomata.c: Likewise.
6165 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
6167 * doc/install.texi: State GNAT version requirements.
6169 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
6171 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
6172 of the frame pointer or arg pointer register which strict register
6173 checking is not enabled.
6175 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
6177 * gcc.dg/altivec-8.c: New.
6179 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
6180 PRE_INC and PRE_DEC for altivec modes.
6182 2002-05-01 Bruce Korb <bkorb@gnu.org>
6184 * fixinc/check.tpl(set-writable): make sure the function exists first
6185 * fixinc/inclhack.def(alpha_assert): fix test_text
6186 * fixinc/tests/base/assert.h: add in missing result
6188 2002-05-01 Jeff Law <law@redhat.com>
6190 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
6193 2002-05-01 Joel Brobecker <brobecker@gnat.com>
6195 * dbxout.c (dbxout_type): Emit size information for range types,
6196 as well, but only when using GDB extensions.
6198 2002-05-01 Richard Henderson <rth@redhat.com>
6200 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
6201 target-independent gnu binutils date test.
6203 2002-05-01 Richard Henderson <rth@redhat.com>
6205 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
6206 info before expunging the block.
6208 2002-05-01 Jakub Jelinek <jakub@redhat.com>
6210 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
6211 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
6212 -M -or -MM is in effect.
6214 2002-05-01 Zack Weinberg <zack@codesourcery.com>
6216 * config.gcc: Correct test of --enable-obsolete. Obsolete all
6217 A29k configurations.
6218 * doc/install.texi: Update to match.
6220 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6223 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
6224 for duplicates. Always loop over whole list.
6226 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6228 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
6230 2002-05-01 Joel Sherrill <joel@OARcorp.com>
6232 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
6235 2002-05-01 Joel Sherrill <joel@OARcorp.com>
6237 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
6239 2002-05-01 David Edelsohn <edelsohn@gnu.org>
6241 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
6242 (nabs_nopower): Same.
6243 (floatdisf2): New pattern.
6244 (absdi2): Convert to define_insn_and_split.
6249 (fix_trunctfdi2): Same.
6250 (fix_trunctfsi2): Same.
6252 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
6254 * doc/install.texi: Update Texinfo version requirement
6257 2002-05-01 Jakub Jelinek <jakub@redhat.com>
6259 PR target/6512, PR target/5628
6260 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
6261 when memory is not aligned.
6262 (movdf_insn_v9only_vis): Likewise.
6263 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
6264 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
6265 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
6267 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
6269 * gcc.dg/altivec-7.c: New.
6271 * config/rs6000/altivec.h: Cleanup.
6273 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
6275 * doc/invoke.texi (Option Summary): Add -mvrsave=.
6276 (RS/6000 and PowerPC Options): Document -mvrsave=.
6278 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
6279 (rs6000_altivec_vrsave_string): Same.
6280 (rs6000_override_options): Call rs6000_parse_vrsave_option.
6281 (rs6000_parse_vrsave_option): New.
6282 (rs6000_stack_info): Only generate vrsave instructions when
6283 TARGET_ALTIVEC_VRSAVE.
6285 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
6286 (rs6000_altivec_vrsave_string): Define extern.
6287 (rs6000_altivec_vrsave): Same.
6288 (TARGET_ALTIVEC_VRSAVE): New.
6290 2002-04-30 Richard Henderson <rth@redhat.com>
6293 * toplev.c (rest_of_compilation): Don't run cross-jump before
6296 2002-04-30 Tom Rix <trix@redhat.com>
6298 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
6299 check which_alternative.
6301 2002-04-30 Kazu Hirata <kazu@hxi.com>
6303 * cpplex.c: Fix comment formatting.
6304 * function.c: Likewise.
6305 * integrate.c: Likewise.
6306 * regrename.c: Likewise.
6307 * sibcall.c: Likewise.
6308 * simplify-rtx.c: Likewise.
6309 * tree-inline.c: Likewise.
6311 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
6313 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
6314 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
6315 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
6316 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
6317 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
6318 * pa/x-ada: New file. Define ADA_CFLAGS.
6320 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
6322 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
6323 from MMIX_LAST_REGISTER_FILE_REGNUM.
6324 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
6325 (struct machine_function): New member highest_saved_stack_register
6326 previously static variable in mmix.c.
6327 (MACHINE_DEPENDENT_REORG): Define.
6328 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
6329 (MMIX_OUTPUT_REGNO): New.
6330 (mmix_target_asm_function_prologue): Move calculation of last used
6331 saved-stack-register into...
6332 (mmix_machine_dependent_reorg): New function. Update to also handle
6334 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
6335 register names, simplify somewhat by new variable regno.
6336 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
6338 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
6339 emitting register names.
6340 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
6341 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
6343 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
6346 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
6348 2002-04-30 Richard Henderson <rth@redhat.com>
6350 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
6351 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
6352 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
6353 emit_tfmode_cvt): New.
6354 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
6355 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
6356 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
6357 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
6358 * config/sparc/sparc-protos.h: Update.
6360 2002-04-30 Janis Johnson <janis187@us.ibm.com>
6362 * install.texi (Final install): Add to the list of info to include
6363 in a report of a successful bootstrap, and add link to 3.1 list.
6365 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
6367 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
6368 (mode): Add vector modes
6369 (i387): Kill attribute.
6370 (unit): New attribute.
6371 (length_immediate): Grok new types.
6372 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
6373 (modrm): Use "unit".
6374 (memory): Handle MMX/SSE properly.
6375 (scheduling descriptions): Kill uses of fop1.
6376 (sse, mmx, fp patterns): Set type and mode properly.
6378 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
6380 * pa.c (override_options): Default to PA8000 scheduling.
6381 * doc/invoke.texi (HP-PA options): Mention newly added 7300
6382 scheduling parameter.
6384 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
6385 handling of double precision multiplies.
6387 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
6388 fpdiv and fpsqrt instructions.
6389 (7200 & 7300 scheduling): Fix typo in handling of
6390 store-load and store-store penalties.
6392 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6394 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
6395 mips. Add two missing commas.
6397 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
6399 * doc/contrib.texi (Contributors): Update Paolo Carlini's
6400 and Benjamin Kosnik's entries.
6402 2002-04-29 David S. Miller <davem@redhat.com>
6404 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
6405 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
6406 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
6407 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
6409 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6411 * combine.c (find_split_point): Use gen_int_mode.
6413 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
6415 Merging code from dfa-branch:
6417 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
6419 * genautomata.c (output_reserv_sets): Fix typo.
6421 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
6423 * genautomata.c (output_reserv_sets): Remove
6424 next_cycle_output_flag.
6426 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
6428 * sched-rgn.c (init_ready_list): Make the DFA code handle
6429 USE/CLOBBER insns in the same way as the traditional
6431 (new_ready): Similarly..
6433 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
6435 * haifa-sched.c (schedule_block): Change the DFA state only after
6438 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
6440 * pa.c (hppa_use_dfa_pipeline_interface): New function.
6441 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
6442 (override_options): Add PA7300 scheduling support.
6443 (pa_adjust_cost): Update various comments. Properly
6444 handle anti and output dependencies when using the
6446 (pa_issue_rate): Add PA7300 scheduling support.
6447 (pa_can_combine_p): Call extract_insn before calling
6448 constrain_operands (taken from mainline tree).
6449 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
6450 * pa.md (cpu attr): Add 7300. Rewrite pipeline
6451 descriptions using DFA descriptions. Add PA7300
6454 2002-03-30 David S. Miller <davem@redhat.com>
6456 Add UltraSPARC-III DFA scheduling support.
6457 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
6458 Update FP conditional move on register insn patterns to use it, as
6460 (define_attr cpu): Add ultrasparc3.
6461 (define_attr us3load_type): New, update integer load patterns to
6462 set it, as appropriate.
6463 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
6464 (rest): Add UltraSPARC3 scheduling description.
6465 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
6466 (PROCESSOR_ULTRASPARC3): New.
6467 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
6468 ({ASM,CPP}_CPU_SPEC): Likewise.
6469 (REGISTER_MOVE_COST): Likewise.
6470 (RTX_COSTS): Likewise.
6471 * config/sparc/sparc.c (sparc_override_options,
6472 sparc_initialize_trampoline, sparc64_initialize_trampoline,
6473 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
6474 sparc_issue_rate): Likewise.
6475 * config/sparc/sol2.h: Likewise.
6476 * config/sparc/sol2-sld-64.h: Likewise.
6477 * config/sparc/linux64.h: Likewise.
6479 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
6481 * doc/md.texi: Add comments about usage the latency time for the
6482 different dependencies and about case when two or more conditions
6483 in different define_insn_reservations returns TRUE for an insn.
6485 * doc/md.texi: Add reference for automaton based pipeline
6488 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
6490 * doc/passes.texi: Add missed information about genattrtab.
6492 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
6494 * genautomata.c (output_automata_list_transition_code): Check
6495 automata_list on NULL.
6497 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
6499 * genautomata.c (output_insn_code_cases,
6500 output_automata_list_min_issue_delay_code,
6501 output_automata_list_transition_code,
6502 output_automata_list_state_alts_code): Comment the functions.
6504 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
6506 * genautomata.c (automata_list_el_t): New typedef.
6507 (get_free_automata_list_el,free_automata_list_el,
6508 free_automata_list, automata_list_hash, automata_list_eq_p,
6509 initiate_automata_lists, automata_list_start, automata_list_add,
6510 automata_list_finish, finish_automata_lists,
6511 output_insn_code_cases, output_automata_list_min_issue_delay_code,
6512 output_automata_list_transition_code,
6513 output_automata_list_state_alts_code, add_automaton_state,
6514 form_important_insn_automata_lists): New functions and prototypes.
6515 (insn_reserv_decl): Add members important_automata_list and
6517 (ainsn): Add members important_p.
6518 (automata_list_el): New structure.
6519 (first_free_automata_list_el, current_automata_list,
6520 automata_list_table): New global variables.
6521 (create_ainsns): Initiate member important_p.
6522 (output_internal_min_issue_delay_func): Generate the switch and
6523 call output_insn_code_cases.
6524 (output_internal_trans_func, output_internal_state_alts_func):
6526 (generate): Call initiate_automata_lists.
6527 (automaton_states): New global variable.
6528 (expand_automata): Call form_important_insn_automata_lists.
6529 (write_automata): Call finish_automata_lists.
6531 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
6533 * genautomata.c (add_excls, add_presence_absence): Check that
6534 cpu units in the sets belong the same automaton.
6536 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
6537 about that cpu units in the sets belong the same automaton.
6539 * doc/md.texi: Ditto.
6541 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
6542 Nitin Gupta <niting@noida.hcltech.com>
6544 * config/sh/sh.c (sh_use_dfa_interface): New function.
6546 (sh_issue_rate): New Function.
6547 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
6548 TARGET_SCHED_ISSUE_RATE: define.
6550 * config/sh/sh.md: Add DFA based pipeline description for SH4.
6552 (define_attr insn_class): New attribute used for DFA
6554 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
6555 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
6556 cmpeqdi_t): Likewise.
6558 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
6559 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
6561 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
6563 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6565 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
6568 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6570 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
6571 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
6573 (output_dfa_start_func): Initiate new variable insn_codes_length,
6574 (write_automata): Output definition of the new variable.
6576 2001-10-02 David S. Miller <davem@redhat.com>
6578 * haifa-sched.c (advance_one_cycle): New function.
6579 (schedule_block): Use it.
6580 (queue_to_ready): Use it, and also make sure to advance the DFA
6581 state on all stall cycles, not just those where insn_queue links
6584 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
6586 * haifa-sched.c (max_issue): Remove last_p argument. Only return
6587 non-zero if the highest-priority instruction could be scheduled.
6588 (choose_ready): Remove last argument from max_issue call.
6590 2001-09-28 David S. Miller <davem@redhat.com>
6592 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
6593 ultrasparc and 3 for other multi-issue sparcs.
6595 2001-09-27 David S. Miller <davem@redhat.com>
6597 * config/sparc/sparc.md (cycle_display): New pattern.
6598 * config/sparc/sparc.c (sparc_cycle_display): New.
6599 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
6601 2001-09-25 David S. Miller <davem@redhat.com>
6603 Convert all of Sparc scheduling to DFA
6604 * config/sparc/sparc.md: Kill all define_function_unit
6605 directives and replace with DFA equivalent.
6606 * config/sparc/sparc.c (ultrasparc_adjust_cost,
6607 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
6608 ultra_fpmode_conflict_exists, ultra_find_type,
6609 ultra_build_types_avail, ultra_flush_pipeline,
6610 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
6611 ultrasparc_variable_issue, ultrasparc_sched_init,
6612 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
6613 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
6614 ultra_cur_hist, ultra_cycles_elapsed): Kill.
6615 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
6616 ultrasparc_store_bypass_p): New.
6617 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
6620 2001-09-24 David S. Miller <davem@redhat.com>
6622 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
6623 ready->vec[foo] not ready[foo].
6625 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
6627 * doc/md.texi: Correct examples for define_insn_reservations
6630 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
6632 * genautomata.c (create_automata): Print message about creation of
6634 (generate): Remove printing meease about creation of
6637 2001-09-05 David S. Miller <davem@redhat.com>
6639 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6640 * config/sparc/linux64.h: Likewise.
6642 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
6644 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
6645 schedule_block, sched_init, sched_finish): Add missed calls of
6646 use_dfa_pipeline_interface.
6648 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
6651 * sched-vis.c (get_visual_tbl_length): Ditto.
6653 2001-08-27 Richard Henderson <rth@redhat.com>
6655 * genattr.c (main): Emit state_t even when not doing scheduling.
6657 2001-08-27 Richard Henderson <rth@redhat.com>
6659 * genautomata.c (expand_automata): Always create a description.
6661 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6663 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6664 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6665 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6668 * genattr.c (main): New variable num_insn_reservations. Increase
6669 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6670 pipeline hazard recognizer interface.
6672 * genattrtab.h: New file.
6674 * genattrtab.c: Include genattrtab.h.
6675 (attr_printf, check_attr_test, make_internal_attr,
6676 make_numeric_value): Move protypes into genattrtab.h. Define them
6678 (num_dfa_decls): New global variable.
6679 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6680 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6681 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6682 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6684 * genautomata.c: New file.
6686 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6688 * sched-int.h: (curr_state): Add the external definition for
6689 automaton pipeline interface.
6690 (haifa_insn_data): Add comments for members blockage and units.
6692 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6693 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6694 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6695 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6696 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6697 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6698 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6700 (TARGET_SCHED): Use the new macros.
6702 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6703 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6704 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6705 dfa_bubble): New members in gcc_target.sched.
6707 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6708 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6709 (insn_queue): Redefine it as pointer to array.
6710 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6712 (max_insn_queue_index_macro_value): New variable.
6713 (curr_state, dfa_state_size, ready_try): New varaibles for
6714 automaton interface.
6715 (ready_element, ready_remove, max_issue): New function prototypes
6716 for automaton interface.
6717 (choose_ready): New function prototype.
6718 (insn_unit, blockage_range): Add comments.
6719 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6720 FUNCTION_UNITS_SIZE == 0.
6721 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6722 actual_hazard, potential_hazard): Add comments.
6723 (insn_cost): Use cost -1 as undefined value. Remove
6724 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6726 (ready_element, ready_remove): New functions for automaton
6728 (schedule_insn): Add new code for automaton pipeline interface.
6729 (queue_to_ready): Add new code for automaton pipeline interface.
6730 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6731 (debug_ready_list): Print newline when the queue is empty.
6732 (max_issue): New function for automaton pipeline interface.
6733 (choose_ready): New function.
6734 (schedule_block): Add new code for automaton pipeline interface.
6735 Print ready list before scheduling each insn.
6736 (sched_init): Add new code for automaton pipeline interface.
6737 Initiate insn cost by -1.
6738 (sched_finish): Free the current automaton state and finalize
6739 automaton pipeline interface.
6741 * sched-rgn.c: Include target.h.
6742 (init_ready_list, new_ready, debug_dependencies): Add new code for
6743 automaton pipeline interface.
6745 * sched-vis.c: Include target.h.
6746 (get_visual_tbl_length): Add code for automaton interface.
6747 (target_units, print_block_visualization): Add comments.
6749 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6750 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6751 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6752 (getruntime.o, genautomata.o): New entries.
6753 (genattrtab.o): Add new dependency file genattrtab.h.
6754 (genattrtab): Add new dependencies. Link it with `libm.a'.
6755 (getruntime.o, hashtab.o): New entries for canadian cross.
6757 * doc/md.texi: Description of automaton based model.
6759 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6761 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6762 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6763 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6764 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6765 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6766 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6767 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6769 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6770 MAX_DFA_ISSUE_RATE): New macro descriptions.
6772 * doc/contrib.texi: Add dfa based scheduler contribution.
6774 * doc/gcc.texi: Add more information about genattrtab.
6776 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6778 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
6779 adjust_address_nv call.
6781 2002-04-29 Janis Johnson <janis187@us.ibm.com>
6783 * doc/install.texi (Testing): Provide additional information, and
6784 a stronger encouragement, for running the testsuites.
6786 2002-04-29 DJ Delorie <dj@redhat.com>
6788 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
6789 given in upper case.
6791 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6793 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
6794 Solaris 2 <widec.h> if missing.
6795 * fixinc/fixincl.x: Regenerate.
6796 * fixinc/tests/base/widec.h: New file.
6798 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
6800 * toplev.c (f_options): Add "profile" switch so that
6801 -fno-profile can be used to disable -p.
6803 2002-04-29 Bernd Schmidt <bernds@redhat.com>
6805 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
6807 * tree.c (build_common_tree_nodes_2): Likewise.
6808 * tree.h (enum tree_index): Likewise.
6809 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
6811 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
6813 (init_mmx_sse_builtins): Initialize SSE2 builtins.
6814 (ix86_expand_builtin): Add support for SSE2 builtins.
6815 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
6816 (VALID_SSE_REG_MODE): Use it.
6817 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
6818 (enum ix86_builtins): Add SSE2 builtins.
6819 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
6820 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
6821 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
6822 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
6823 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
6824 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
6825 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
6826 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
6827 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
6828 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
6829 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
6830 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
6831 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
6832 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6833 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
6834 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
6835 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
6836 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
6837 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
6838 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
6839 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
6840 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
6841 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
6842 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
6843 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
6844 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
6845 lfence_insn): New patterns.
6846 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
6847 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
6849 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
6851 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
6853 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6855 * doc/contrib.texi (Contributors): Add Paolo Carlini and
6857 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
6858 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
6859 and CPU instead of cpu.
6861 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
6863 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
6865 (lang_independent_options): Add -fif-conversion, -fif-conversion2
6866 (rest_of_compilation): Do if conversion only when asked for.
6867 (parse_options_and_default_flags): Set new variables to 1 for -O1
6868 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
6870 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
6872 * i386.c (dbx64_register_map): Fix typo.
6874 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
6876 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
6877 real_one_half, real_bb_freq_max): New static variables.
6878 (debug_profile_bbauxs): Kill.
6879 (process_note_predictions): Kill unused variable.
6880 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
6882 (propagate_freq): Use REAL_ARITHMETICS.
6883 (estimate_bb_frequencies): Likevise; init new static variables.
6884 * Makefile.in (predict.o): Add dependency on real.h
6886 2002-04-28 David S. Miller <davem@redhat.com>
6889 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
6890 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
6891 several {reads,writes} instead.
6892 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
6895 2002-04-27 David S. Miller <davem@redhat.com>
6898 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
6901 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
6902 including signal.h and sys/ucontext.h, not needed.
6904 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
6906 * varasm.c (output_constant_def): Correct test for not calling
6907 ENCODE_SECTION_INFO for INTEGER_CST.
6909 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
6911 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
6912 keep most cases as function eval_token.
6913 (eval_token): New function.
6914 (_cpp_parse_expr): Read token here for improved diagnostics.
6915 Don't use op_as_text. Detect bad ':' here.
6916 (reduce): Don't detect bad ':' here.
6917 (op_as_text): Remove.
6918 * cpphash.h (_cpp_test_assertion): Change prototype.
6919 * cpplib.c (_cpp_test_assertion): Change prototype.
6921 2002-04-28 Richard Henderson <rth@redhat.com>
6924 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
6925 (ggc_mark_rtx_children): New.
6927 2002-04-28 Jakub Jelinek <jakub@redhat.com>
6930 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
6931 after call peepholes for UltraSPARC.
6932 (call + jump 64-bit peepholes): Remove.
6934 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6937 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
6938 result as temporary value.
6940 2002-04-28 Jakub Jelinek <jakub@redhat.com>
6943 * toplev.c (rest_of_compilation): Only run regrename and copy
6944 propagation if optimizing.
6946 2002-04-28 Jakub Jelinek <jakub@redhat.com>
6948 PR optimization/6475
6949 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
6950 register of REGNO_DECL (i).
6951 * Makefile.in (reload1.o): Add $(TREE_H).
6953 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
6955 * cppexp.c (lex): Update to use state.skip_eval.
6956 (struct op): Remove prio and flags members.
6957 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
6958 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
6959 (LEFT_ASSOC): New macro.
6960 (optab): New table of operator priorities and flags.
6962 (_cpp_parse_expr): Clean up logic. Return bool. Use a
6963 malloc-ed parser stack.
6964 (reduce): New; reduce the operator stack.
6965 (_cpp_expand_op_stack): Expand the operator stack as necessary.
6966 * cpphash.h (struct op): Predeclare.
6967 (struct cpp_reader): New members op_stack, op_limit.
6968 (struct lexer_state): New member skip_eval.
6969 (_cpp_parse_expr): Update.
6970 (_cpp_expand_op_stack): New.
6971 * cpplib.c (do_if): Update.
6972 * cppinit.c (cpp_create_reader): Create op stack.
6973 (cpp_destroy): And destroy it.
6974 * cpplib.h (CPP_LAST_CPP_OP): Correct.
6975 (TTYPE_TABLE): Correct.
6977 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6980 * c-decl.c (duplicate_decls): Call merge_weak.
6981 * c-pragma.c (apply_pragma_weak): Warn about misuse.
6982 * output.h (merge_weak): Prototype merge_weak.
6983 * varasm.c (merge_weak): New function.
6984 (declare_weak): Make sure we don't give an error on VAR_DECLs.
6985 Mark RTL with SYMBOL_REF_WEAK.
6987 2002-04-27 Kurt Garloff <garloff@suse.de>
6989 * tree-inline.c (inlinable_function_p): Improve heuristics
6990 by using a smoother function to cut down allowable inlinable size.
6991 * param.def: Add parameters max-inline-insns-single,
6992 max-inline-slope, min-inline-insns that determine the exact
6993 shape of the above function.
6994 * param.h: Likewise.
6996 2002-04-26 Richard Henderson <rth@redhat.com>
6998 * c-parse.in (malloced_yyss, malloced_yyvs): New.
6999 (yyoverflow): Re-add. Set them.
7000 (free_parser_stacks): New.
7001 * c-common.h: Declare it.
7002 * c-lex.c (c_common_parse_file): Call it.
7004 2002-04-26 Richard Henderson <rth@redhat.com>
7006 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
7007 for fallthru search.
7009 2002-04-26 Eric Christopher <echristo@redhat.com>
7011 PR optimization/3700
7012 * config/mips/mips.c (mips_issue_rate): Define. New function.
7013 (TARGET_SCHED_ISSUE_RATE): Use.
7015 2002-04-25 David S. Miller <davem@redhat.com>
7018 * reorg.c (optimize_skip): Do not allow exception causing
7019 instructions to be considered for delay slots.
7020 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
7021 (relax_delay_slots): Do not try to consider exception causing
7022 instructions as redundant.
7024 2002-04-26 Richard Henderson <rth@redhat.com>
7027 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
7029 2002-04-26 Mark Mitchell <mark@codesourcery.com>
7032 * config/i386/i386.md (untyped_call): Return the value in a float
7033 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
7036 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
7038 * tree.c (tree_int_cst_lt): Compare constants whose types differ
7039 in unsigned-ness correctly.
7041 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
7043 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
7044 portable runtime model.
7046 2002-04-26 Richard Henderson <rth@redhat.com>
7048 * c-parse.in (yyoverflow): Revert.
7050 2002-04-26 David Edelsohn <edelsohn@gnu.org>
7051 Richard Henderson <rth@redhat.com>
7053 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
7054 result as temporary value.
7056 2002-04-26 Richard Henderson <rth@redhat.com>
7059 * c-common.c (fix_string_type): Split out of ...
7060 (combine_strings): ... here. Take a varray, not a tree list.
7061 (c_expand_builtin_printf): Use fix_string_type.
7062 * c-common.h: Update decls.
7063 * c-parse.in (string): Remove. Update all uses to use STRING
7064 instead, and not call combine_strings.
7067 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
7068 (build_asm_stmt): Likewise.
7069 * objc/objc-act.c (my_build_string): Use fix_string_type.
7070 (build_objc_string_object): Build varray for combine_strings.
7072 2002-04-26 Bo Thorsen <bo@suse.co.uk>
7074 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
7077 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
7079 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
7080 (HAVE_NO_R_OPERAND): Remove.
7081 (HAVE_VALUE): Remove.
7082 (op_to_prio): Update.
7083 (UNARY): Don't alter flags.
7084 (_cpp_parse_expr): want_value used to indicate whether
7085 a number or unary operator is expected next. Distinguish
7086 unary and binary +/-.
7087 (op_as_text): Update for unary operators.
7089 2002-04-25 Richard Henderson <rth@redhat.com>
7092 * c-parse.in (yyoverflow): New.
7094 2002-04-25 Richard Henderson <rth@redhat.com>
7097 * c-common.c (shorten_compare): Simplfy conditions leading to
7098 the generation of a warning.
7100 2002-04-25 Richard Henderson <rth@redhat.com>
7103 * expmed.c (extract_bit_field): Fall through to generic code rather
7104 than aborting on subreg special case.
7106 2002-04-25 David S. Miller <davem@redhat.com>
7108 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
7109 for DECL being NULL.
7111 2002-04-25 Steve Christiansen <smc@us.ibm.com>
7113 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
7115 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
7117 * c-decl.c (grokdeclarator): Remove outdated ??? note
7118 on invalid declaration of flexible array members.
7120 2002-04-25 Richard Henderson <rth@redhat.com>
7122 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
7124 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
7126 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
7127 needed by the compiler, even if they are used as global regs.
7129 2002-04-25 Matt Hiller <hiller@redhat.com>
7131 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
7133 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
7134 of the corresponding functions.
7135 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
7138 2002-04-25 Matt Hiller <hiller@redhat.com>
7140 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
7142 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
7143 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
7144 registers, adjust comment accordingly.
7145 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
7146 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
7147 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
7148 for coprocessor registers.
7149 (ADDITIONAL_REGISTER_NAMES): Include
7150 ALL_COP_ADDITIONAL_REGISTER_NAMES.
7152 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
7153 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
7154 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
7155 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
7156 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
7158 (mips_char_to_class): Adjust comment to include coprocessor
7161 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
7163 (mips_reg_names, mips_regno_to_class): Include coprocessor
7165 (mips_sw_reg_names): Ditto, make non-static.
7166 (mips_move_1word): Handle moves to and from coprocessor registers.
7167 (mips_move_2words): Handle moves to and from coprocessor
7169 (mips_class_max_nregs, mips_register_move_cost): Handle
7170 coprocessor register classes.
7171 (override_options): Initialize mips_char_to_class and
7172 mips_hard_regno_mode_ok properly for coprocessor registers.
7174 * config/mips/mips.md (movdi_internal, movdi_internal2,
7175 movsi_internal1, movsi_internal2): Add constraint-sets for
7176 coprocessor registers.
7177 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
7178 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
7180 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
7181 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
7183 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
7184 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
7186 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
7187 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
7190 * doc/tm.texi: Document feature.
7192 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
7194 * integrate.c (function_attribute_inlinable_p): Simplify.
7195 Check the table pointer is not NULL.
7197 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
7199 * doc/c-tree.texi: Fix typo in introduction.
7201 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
7203 * c-common.h (c_common_parse_file): Update.
7204 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
7205 * c-lex.c (YYDEBUG): Get from c-lex.h.
7206 (c_common_parse_file): Update.
7207 * c-lex.h (YYDEBUG, yydebug): New.
7208 * c-parse.in (YYDEBUG): Get from c-lex.h.
7209 (c_set_yydebug): Remove.
7210 * c-tree.h (c_set_yydebug): Remove.
7211 * langhooks-def.h (lhd_do_nothing_i): New.
7212 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
7213 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
7214 * langhooks.c (lhd_do_nothing_i): New.
7215 (lhd_set_yydebug): Remove.
7216 * langhooks.h (struct lang_hooks): Update.
7217 * toplev.c (set_yydebug): New.
7218 (compile_file): Update call to parse_file hook.
7219 (decode_d_option): Update.
7221 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
7223 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
7225 * loop.c (load_mems): Don't change the interface of called functions.
7227 * calls.c (expand_call): Take current_function_pretend_args_size
7228 into account when setting argblock for sibcalls.
7230 2002-04-24 Matt Hiller <hiller@redhat.com>
7232 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
7235 * cpplex.c (skip_line_comment): Process comment one multibyte
7236 character at a time rather than one char at a time, if
7238 (parse_string): Process string one multibyte character at a time
7239 rather than one char at a time, if appropriate.
7240 * c-lex.c (lex_string): Lex and copy multibyte strings
7242 * cpplib.h (cppchar_t): Change to unsigned.
7244 2002-04-24 Richard Henderson <rth@redhat.com>
7247 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
7250 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
7252 * sh.c (sh_va_arg): If argument was passed by reference,
7253 dereference the pointer.
7255 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7257 * sh.md (divsi3_i4_media): Use match_operand for input values
7258 rather than hard registers.
7259 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
7260 unnecessarily through hard registers. Keep copies of pseudo
7261 registers outside of the libcall sequence.
7263 * sh.md (casesi_shift_media): Add modes.
7265 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
7268 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
7270 * attribs.c (c_common_attribute_table): Move table and handlers
7272 (format_attribute_table, lang_attribute_table,
7273 lang_attribute_common): Remove.
7274 (init_attributes): Replace NULL pointers with pointers to the
7276 (handle_packed_attribute, handle_nocommon_attribute,
7277 handle_common_attribute, handle_noreturn_attribute,
7278 handle_noinline_attribute, handle_always_inline_attribute,
7279 handle_used_attribute, handle_unused_attribute,
7280 handle_const_attribute, handle_transparent_union_attribute,
7281 handle_constructor_attribute, handle_destructor_attribute,
7282 handle_mode_attribute, handle_section_attribute,
7283 handle_aligned_attribute, handle_weak_attribute,
7284 handle_alias_attribute, handle_visibility_attribute,
7285 handle_no_instrument_function_attribute, handle_malloc_attribute,
7286 handle_no_limit_stack_attribute, handle_pure_attribute,
7287 handle_deprecated_attribute, handle_vector_size_attribute,
7288 vector_size_helper): Move to c-common.c.
7289 * c-common.c (c_common_attribute_table,
7290 handle_packed_attribute, handle_nocommon_attribute,
7291 handle_common_attribute, handle_noreturn_attribute,
7292 handle_noinline_attribute, handle_always_inline_attribute,
7293 handle_used_attribute, handle_unused_attribute,
7294 handle_const_attribute, handle_transparent_union_attribute,
7295 handle_constructor_attribute, handle_destructor_attribute,
7296 handle_mode_attribute, handle_section_attribute,
7297 handle_aligned_attribute, handle_weak_attribute,
7298 handle_alias_attribute, handle_visibility_attribute,
7299 handle_no_instrument_function_attribute, handle_malloc_attribute,
7300 handle_no_limit_stack_attribute, handle_pure_attribute,
7301 handle_deprecated_attribute, handle_vector_size_attribute,
7302 vector_size_helper): Move from attribs.c.
7303 * c-common.h (c_common_attribute_table,
7304 c_common_format_attribute_table): New.
7305 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
7306 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
7307 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
7308 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
7309 (LANG_HOOKS_INITIALIZER): Update.
7310 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
7311 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
7312 * target.h: Update comment.
7313 * tree.c (default_target_attribute_table): Remove.
7314 * tree.h (default_target_attribute_table, format_attribute_table,
7315 lang_attribute_table, lang_attribute_common): Remove.
7317 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
7318 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
7320 2002-04-24 Jason Merrill <jason@redhat.com>
7322 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
7323 * dwarf2out.c (dwarf_attr_name): Support it.
7324 (gen_array_type_die): Emit it.
7325 (lookup_type_die): No special handling for VECTOR_TYPE.
7326 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
7328 2002-04-24 Richard Henderson <rth@redhat.com>
7330 * config/mips/mips.md (movdi_usd): Renumber.
7332 2002-04-24 David S. Miller <davem@redhat.com>
7335 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
7336 32-bit Sparc and current_function_returns_struct is true.
7338 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
7340 * loop.c (canonicalize_condition): Use gen_int_mode.
7342 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
7344 * config/rs6000/altivec.h: Cleanup file. Add non individual
7366 (vec_vcmpequb): New.
7367 (vec_vcmpequh): New.
7368 (vec_vcmpequw): New.
7369 (vec_vcmpeqfp): New.
7370 (vec_vcmpgefp): New.
7371 (vec_vcmpgtub): New.
7372 (vec_vcmpgtsb): New.
7373 (vec_vcmpgtuh): New.
7374 (vec_vcmpgtsh): New.
7375 (vec_vcmpgtuw): New.
7376 (vec_vcmpgtsw): New.
7377 (vec_vcmpgtfp): New.
7378 (vec_vcmpgefp): New.
7383 (vec_vexptefp): New.
7388 (vec_lde): Add vector float variant.
7393 (vec_vmhaddshs): New.
7415 (vec_vmladduhm): New.
7416 (vec_vmhraddshs): New.
7418 (vec_vmsummbm): New.
7419 (vec_vmsumuhm): New.
7420 (vec_vmsumshm): New.
7421 (vec_vmsumuhs): New.
7422 (vec_vmsumshs): New.
7431 (vec_vnmsubfp): New.
7449 (vec_vrsqrtefp): New.
7460 (vec_vspltisb): New.
7461 (vec_vspltish): New.
7462 (vec_vspltisw): New.
7487 (vec_vsum4ubs): New.
7488 (vec_vsum4sbs): New.
7489 (vec_vsum4shs): New.
7490 (vec_vsum2sws): New.
7501 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
7504 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
7505 added literals from substracted literals.
7506 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
7507 (fold) [associate]: Preserve MINUS_EXPR if needed.
7509 2002-04-23 Zack Weinberg <zack@codesourcery.com>
7511 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
7514 2002-04-23 Tom Tromey <tromey@redhat.com>
7516 * gcc.c: Added --resource. For PR java/6314.
7518 2002-04-23 David O'Brien <obrien@FreeBSD.org>
7520 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
7521 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
7524 2002-04-23 David O'Brien <obrien@FreeBSD.org>
7526 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
7528 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
7530 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
7532 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
7533 (ix86_expand_clrstr): Fix typo.
7534 * loop.c (gen_load_of_final_value): New.
7535 (loop_givs_rescan, strength_reduce, check_dbra_loop):
7538 2002-04-23 Roger Sayle <roger@eyesopen.com>
7540 * builtins.c (builtin_memset_gen_str): New function.
7541 (expand_builtin_memset): Optimize the case of constant length, but
7544 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
7546 * config/rs6000/altivec.h (vec_step): Remove extraneous
7548 (vec_ctu): Cast return.
7550 2002-04-23 Alan Modra <amodra@bigpond.net.au>
7553 * function.h: (struct function): Add profile_label_no field.
7554 (current_function_profile_label_no): Define.
7555 * function.c: (profile_label_no): New static var.
7556 (expand_function_start): Increment it, and copy to
7557 current_function_profile_label_no.
7558 * output.h (profile_label_no): Delete.
7559 * final.c (profile_label_no): Delete.
7560 (profile_function): Use current_function_profile_label_no.
7561 (final_end_function): Don't increment profile_label_no here.
7562 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
7563 profile_label_no with current_function_profile_label_no.
7564 * config/pa/pa.c (current_function_number): Delete.
7565 (pa_output_function_prologue): Don't output profile label here.
7566 (hppa_profile_hook): Use label_no param rather than
7567 current_function_number.
7568 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
7569 * config/pa/pa.h: .. here.
7570 (FUNCTION_PROFILER): Output profile label here.
7572 2002-04-22 Eric Christopher <echristo@redhat.com>
7574 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
7575 patch of 2002-04-09 due to binutils issues.
7576 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
7578 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
7580 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
7581 constraint to 'o' for m=r and r=m alternatives.
7582 ("*movv8hi_internal1"): Same.
7583 ("*movv16qi_internal1"): Same.
7584 ("*movv4sf_internal1"): Same.
7586 2002-04-22 Janis Johnson <janis187@us.ibm.com>
7588 * rtl.h (RTX_FLAG): New macro.
7589 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
7590 * final.c (alter_subreg): Use macro to access rtx flag.
7591 * integrate.c (copy_rtx_and_substitute): Use new access macro.
7592 * print-rtl.c (print_rtx): Use new access macro.
7594 * cse.c (insert): Check rtx code before accessing flag.
7596 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
7597 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
7598 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
7599 convert_const_symbol_ref, make_canonical, make_alternative_compare,
7600 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
7601 simplify_test_exp, optimize_attrs, simplify_by_exploding,
7602 find_and_mark_used_attributes, unmark_used_attributes,
7603 add_values_to_cover, simplify_with_current_value,
7604 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
7605 copy_rtx_unchanging, main): Use new access macros.
7607 2002-04-22 Tom Rix <trix@redhat.com>
7609 * expmed.c (init_expmed): Generate shifted constant once.
7611 2002-04-22 Zack Weinberg <zack@codesourcery.com>
7613 * c-lex.c (lex_charconst): Call convert to get constant in
7614 proper type; don't just smash the type field.
7617 * config.gcc: Add list of obsolete configurations. Disallow
7618 building these without --enable-obsolete.
7619 * doc/install.texi: Document --enable-obsolete and obsoletion
7620 policy. Mention obsoletion of individual targets in
7623 2002-04-22 Richard Henderson <rth@redhat.com>
7625 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
7627 2002-04-22 Mark Mitchell <mark@codesourcery.com>
7630 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
7631 (walk_fixup_memory_subreg): Likewise.
7632 (fixup_var_refs_insn): Adjust accordingly.
7633 (fixup_var_refs_1): Likewise.
7635 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
7637 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
7638 LIBPATH_ARCH64_SPEC): Define.
7639 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
7640 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
7641 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
7642 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
7644 2002-04-22 Joel Sherrill <joel@OARcorp.com>
7646 * gthr-rtems.h: Correct prototypes to remove warnings.
7648 2002-04-22 Richard Henderson <rth@redhat.com>
7651 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
7653 * gcse.c (free_insn_expr_list_list): New.
7654 (clear_modify_mem_tables): Use it. Fix bit set usage.
7655 (canon_list_insert): Use EXPR_LISTs for expressions.
7656 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
7658 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
7660 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
7661 file change and include code to _cpp_pop_buffer.
7662 * cpphash.h (struct pending_option): Predeclare.
7663 (struct cpp_reader): New member next_include_file.
7664 (_cpp_pop_file_buffer): Update.
7665 (_cpp_push_next_buffer): Update, rename.
7666 * cppinit.c (cpp_destroy): Free include chain and pending here.
7667 (cpp_finish_options): Simplify.
7668 (_cpp_push_next_buffer): Rename and clean up.
7669 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
7671 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
7673 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
7675 * config/rs6000/altivec.h (vec_xor): Add variant for both args
7676 being vector signed int.
7678 (vec_xor): Add variant for both args being vector signed char.
7679 Remove redundant variant.
7682 2002-04-21 David S. Miller <davem@redhat.com>
7684 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
7685 compare mode in output RTL.
7687 2002-04-22 David Edelsohn <edelsohn@gnu.org>
7689 * config/rs6000/rs6000.c (rs6000_override_options): Correct
7690 style and formatting of previous patch.
7692 2002-04-22 Alan Modra <amodra@bigpond.net.au>
7694 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
7695 flag_pic for ABI_AIX.
7697 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
7699 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
7700 * cppfiles.c (read_include_file): Similarly.
7701 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
7702 uxstrdup ustrchr, ufputs): Similarly.
7703 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
7704 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
7705 cpp_ideq, parse_identifier, parse_number): Similarly.
7706 * cpplib.c (struct directive, dequote_string, D, run_directive,
7707 cpp_push_buffer): Similarly.
7708 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
7709 _cpp_create_definition, check_trad_stringification,
7710 cpp_macro_definition): Similarly.
7712 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
7714 * cppmacro.c (funlike_invocation_p): Don't step back
7717 2002-04-21 David Edelsohn <edelsohn@gnu.org>
7719 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
7722 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
7724 * doc/invoke.texi: Remove Chill references.
7725 * doc/gcc.texi: Update last modified date.
7727 2002-04-20 Kazu Hirata <kazu@hxi.com>
7729 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
7730 push and pop. Replace add.l with add.w.
7732 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7734 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
7735 multiply instructions for H8/300H case.
7737 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7739 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
7740 Bum three instructions from each routine.
7742 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
7744 * Makefile.in: Update.
7745 * decl.c (push_c_function_context, pop_c_function_context,
7746 mark_c_function_context): Rename for consistency.
7747 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
7748 * c-tree.h (push_c_function_context, pop_c_function_context,
7749 mark_c_function_context): Rename for consistency.
7750 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7751 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
7752 * function.c (init_lang_status, save_lang_status,
7753 restore_lang_status, mark_lang_status, free_lang_status):
7754 Move to langhooks.h.
7755 (push_function_context_to, pop_function_context_from,
7756 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
7758 * function.h (init_lang_status, save_lang_status,
7759 restore_lang_status, mark_lang_status, free_lang_status):
7760 Move to langhooks.h.
7761 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
7762 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
7763 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
7764 LANG_HOOKS_FUNCTION_INITIALIZER): New.
7765 (LANG_HOOKS_INITIALIZER): Update.
7766 (lhd_do_nothing_f): New.
7767 * langhooks.h (struct lang_hooks_for_functions): New.
7768 (struct lang_hooks): New hooks.
7769 * langhooks.c (lhd_do_nothing_f): New.
7771 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7772 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
7774 2002-04-19 David S. Miller <davem@redhat.com>
7776 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
7777 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
7779 2002-04-19 Jakub Jelinek <jakub@redhat.com>
7781 PR optimization/3756
7782 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
7783 x = ((int) y < 0) ? cst1 : cst2.
7785 2002-04-19 Jakub Jelinek <jakub@redhat.com>
7788 * function.c: Reapply patch for c/6358.
7789 (expand_function_end): Copy decl_rtl's mode, not
7790 current_function_return_rtx mode.
7792 2002-04-19 Joel Sherrill <joel@OARcorp.com>
7794 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
7797 2002-04-19 Tom Tromey <tromey@redhat.com>
7799 * doc/install.texi (Specific): Update status of Solaris 2.8.
7802 2002-04-19 Andreas Schwab <schwab@suse.de>
7804 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
7805 (PUT_REAL): Restore old definition.
7807 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
7808 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7810 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
7811 binutils 2.11.2 and higher generate smaller binaries than Sun's
7814 2002-04-19 Mark Mitchell <mark@codesourcery.com>
7817 * toplev.c (rest_of_compilation): Do not defer functions for which
7818 TREE_SYMBOL_REFERENCED has already been set.
7820 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
7822 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
7825 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
7827 * builtins.c: Include langhooks.h.
7828 (lang_type_promotes_to): Remove.
7829 (expand_builtin_va_arg): Use new hook.
7830 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
7831 (simple_type_promotes_to): Move to c-typeck.c.
7832 * c-common.h (simple_type_promotes_to): Remove.
7833 * c-decl.c (duplicate_decls, grokdeclarator): Update.
7834 * c-format.c: Include langhooks.h.
7835 (check_format_types): Update.
7836 * c-tree.h (c_type_promotes_to): New.
7837 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
7838 (type_lists_compatible_p): Update.
7839 * langhooks-def.h (lhd_type_promotes_to): New.
7840 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
7841 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
7842 * langhooks.c (lhd_type_promotes_to): New.
7843 * langhooks.h (struct lang_hooks_for_types): New hook.
7844 * tree.h (lang_type_promotes_to): Remove.
7846 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
7848 2002-04-18 Richard Henderson <rth@redhat.com>
7850 * function.c: Revert patch for c/6358.
7852 2002-04-18 Richard Henderson <rth@redhat.com>
7854 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
7855 blocks. Handle multiple references to the TRAP block. Handle
7856 non-adjacent THEN and OTHER blocks.
7858 2002-04-18 Richard Henderson <rth@redhat.com>
7860 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
7861 crash with no type for by-mode libcalls.
7863 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
7865 2002-04-18 Bob Wilson <bob.wilson@acm.org>
7867 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
7868 __xtensa_nonlocal_goto): Use a syscall instructions to flush
7869 the register windows.
7871 2002-04-18 Zack Weinberg <zack@codesourcery.com>
7873 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
7874 appropriate. Document need for extended precision even when
7875 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
7876 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
7877 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
7878 instead of relying on later syntax error when REAL_WIDTH > 5.
7879 * real.c: Define NE based only on whether or not we have a
7880 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
7881 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
7882 define GET_REAL and PUT_REAL as simple memcpy operations; no
7883 need to byteswap or round.
7884 Use #error instead of #ifdef-ing out the entire file, for
7885 prompt error detection.
7887 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
7889 2002-04-18 David S. Miller <davem@redhat.com>
7891 * config/sparc/sparc.h (BRANCH_COST): Define.
7893 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
7896 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
7898 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
7899 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
7900 propagate_block calls after relaxation loop using new variable
7901 stabilized_prop_flags.
7903 2002-04-18 Richard Henderson <rth@redhat.com>
7905 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
7906 (ia64_va_arg): Expect variable sized types by reference.
7907 * config/ia64/ia64-protos.h: Update.
7908 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
7909 ia64_function_arg_pass_by_reference.
7911 2002-04-18 Richard Henderson <rth@redhat.com>
7913 * ifcvt.c: Include except.h.
7914 (block_has_only_trap): Break out from find_cond_trap.
7915 (find_cond_trap): Use it. Always delete the trap block.
7916 (merge_if_block): Allow then block null. Be less simplistic about
7917 what insns can end a block.
7918 * Makefile.in (ifcvt.o): Depend on except.h.
7920 * config/ia64/ia64.md (trap, conditional_trap): New.
7922 2002-04-18 Jakub Jelinek <jakub@redhat.com>
7925 * function.c (assign_parms): Assign hard current_function_return_rtx
7927 (expand_function_end): ...not here.
7929 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
7931 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
7932 * c-tree.h (c_incomplete_type_error): New.
7933 * c-typeck.c (require_complete_type, build_component_ref): Update.
7934 (incomplete_type_error): Rename.
7935 * langhooks-def.h (lhd_incomplete_type_error): New.
7936 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
7937 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
7938 * langhooks.c (lhd_incomplete_type_error): New.
7939 * langhooks.h (struct lang_hooks_for_types): New hook.
7940 * tree.c (size_in_bytes): Use new hook.
7941 * tree.h (incomplete_type_error): Remove.
7943 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
7945 2002-04-18 Zack Weinberg <zack@codesourcery.com>
7947 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
7948 TARGET_FLOAT_FORMAT blocks.
7950 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7952 * doc/install.texi (Downloading the source): Do not mention Chill
7953 any longer, but mention Ada.
7954 (Configuration): Do not mention Chill any longer.
7956 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
7958 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
7960 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
7962 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
7965 2002-04-18 Jakub Jelinek <jakub@redhat.com>
7967 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
7968 instead of unsigned_type.
7970 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
7972 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
7973 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
7976 2002-04-18 Bernd Schmidt <bernds@redhat.com>
7978 * attribs.c (vector_type_node_list): New static variable.
7979 (handle_vector_size_attribute): Use it to avoid generating a
7980 new type node each time we are called.
7982 * combine.c (subst): Avoid trying to make a vector mode subreg of
7983 an integer constant.
7984 (gen_lowpart_for_combine): Likewise.
7986 2002-04-18 Roger Sayle <roger@eyesopen.com>
7987 Jakub Jelinek <jakub@redhat.com>
7989 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
7990 for integer constant c (if x has unsigned type or sign bit is not
7991 set in c). This folds the zero/sign extension into the bit-wise and
7994 2002-04-18 Jakub Jelinek <jakub@redhat.com>
7997 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
8000 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
8002 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
8004 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
8006 * gcc.c (read_specs): Detect and fail if an attempt is made to
8007 rename a spec string to an already existing string.
8009 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
8011 * config/s390/s390.c (legitimize_pic_address): Do not generate
8012 illegal address constant without CONST.
8014 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8016 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
8017 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
8019 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
8021 PR optimization/6305
8022 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
8023 to make sure previous reloads are taken into account. Generate
8024 better code if one operand is an in-range immediate constant.
8026 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
8028 * doc/install.texi (Building): libgcj requires GNU make.
8030 2002-04-17 Jakub Jelinek <jakub@redhat.com>
8033 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
8034 even if hard quad and register is not floating.
8035 (movtf reg<-mem split): Disallow splitting if hard quad and
8036 register is floating.
8037 (movtf mem<-reg split): Likewise.
8038 * config/sparc/sparc.c (fp_register_operand): New predicate.
8039 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
8041 2002-04-17 Zack Weinberg <zack@codesourcery.com>
8043 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
8044 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
8045 (unprotoize.o): Ditto. Build from protoize.c. Define
8046 UNPROTOIZE on command line.
8047 * protoize.c: Include cppdefault.h. Delete include_defaults.
8048 (in_system_include_dir): Use cpp_include_defaults (defined in
8050 * unprotoize.c: Delete file.
8052 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
8054 * config/rs6000/altivec.h (vec_ld): Add array variants.
8058 2002-04-17 Alan Matsuoka <alanm@redhat.com>
8059 Aldy Hernandez <aldyh@redhat.com>
8061 * config/rs6000/altivec.h: Define __ALTIVEC__.
8068 Add parentheses to all macro arguments.
8070 2002-04-16 Richard Henderson <rth@redhat.com>
8073 * except.c (remove_eh_handler): Insert inner regions at beginning
8074 of sibling chain. Refactor expressions.
8076 2002-04-16 Richard Henderson <rth@redhat.com>
8078 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
8079 * config/sparc/sol2-gas-bi.h: New file.
8080 * config.gcc (sparc*-solaris): Add it as needed.
8081 * configure.in (AS_SPARC64_FLAG): Remove check.
8082 * config.in, configure: Regenerate.
8084 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
8086 2002-04-16 Richard Henderson <rth@redhat.com>
8088 * config/mips/mips.c (override_options): Don't override N32 for
8092 * config/mips/mips.md (can_delay): Split out of existing define_delays.
8093 (HILO_delay): Set can_delay false.
8095 2002-04-16 Dale Johannesen <dalej@apple.com>
8097 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
8098 instruction addresses.
8099 (rs6000_output_function_epilogue): Likewise.
8101 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
8103 * c-parse.in (poplevel, compstmt_start,
8104 compstmt_primary_start): Add ending ';', in accordance
8107 2002-04-16 Richard Henderson <rth@redhat.com>
8109 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
8110 Adjust tm_file order to get TARGET_DEFAULT set properly.
8111 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
8112 * doc/install.texi (sparc-solaris): Update.
8114 2002-04-16 Dale Johannesen <dalej@apple.com>
8116 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
8117 comparison operands do not match each other or if modes of
8118 conditions do not match result.
8120 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
8123 * config/s390/s390.md (mulsidi3): Set both subregs of the
8126 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
8128 * config/rs6000/altivec.h (vec_addc): Type check.
8130 2002-04-16 Jakub Jelinek <jakub@redhat.com>
8133 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
8135 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
8137 2002-04-15 Richard Henderson <rth@redhat.com>
8139 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
8140 call_really_used_regs too.
8142 2002-04-15 Richard Henderson <rth@redhat.com>
8144 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
8146 2002-04-15 David S. Miller <davem@redhat.com>
8148 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
8151 2002-04-16 Jakub Jelinek <jakub@redhat.com>
8154 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
8155 CONST_VECTOR is { 0, ... 0 }.
8157 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
8159 * doc/install.texi (Installing GCC: Configuration): Clarify
8160 the only supported ways to configure gcc.
8162 2002-04-15 Roland McGrath <roland@frob.com>
8164 * config.gcc (alpha*-*-gnu*): New target configuration.
8165 * config/alpha/gnu.h: New file for it.
8166 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
8168 2002-04-16 Mark Mitchell <mark@codesourcery.com>
8170 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
8171 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
8172 * tree.h (expand_start_stmt_expr): Update prototype.
8173 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
8174 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
8175 on the STMT_EXPR created for the inline function.
8177 2002-04-15 Richard Henderson <rth@redhat.com>
8179 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
8180 config/i386/linux-aout.h, config/i386/linux-oldld.h,
8181 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
8182 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
8183 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
8184 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
8185 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
8186 Define __gnu_linux__, not gnu_linux.
8187 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
8189 2002-04-15 Mark Mitchell <mark@codesourcery.com>
8191 Remove Chill front end.
8192 * gcc.c (default_compilers): Remove Chill entries.
8193 * ch: Remove directory.
8194 * doc/frontends.texi: Remove information about Chill.
8195 * doc/sourcebuild.texi: Likewise.
8196 * doc/standards.texi: Likewise.
8198 2002-04-15 Douglas B Rupp <rupp@gnat.com>
8200 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
8201 (LONGLONG_STANDALONE): Define.
8203 2002-04-15 David S. Miller <davem@redhat.com>
8205 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
8206 Call emit_library_call with LCT_NORMAL.
8207 (sparc_initialize_trampoline): Use LCT_foo instead of
8208 magic constant in emit_library_call invocations.
8209 (sparc64_initialize_trampoline): Likewise.
8210 (sparc_profile_hook): Likewise.
8211 * config/sparc/sparc.md: Likewise.
8213 * config/sparc/sparc.c (sparc_extra_constraint_check):
8214 Fix type of argument 'c'.
8215 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
8218 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8220 * diagnostic.h (output_buffer_state): Redefine.
8221 (output_format_decoder): New macro.
8222 (output_prefixing_rule): Likewise.
8223 (output_line_cutoff): Likewise.
8224 (diagnostic_format_decoder): Adjust.
8225 (diagnostic_prefixing_rule): Likewise.
8226 (diagnostic_line_cutoff): Likewise.
8227 (diagnostic_state): Likewise.
8228 (diagnostic_kind_count): Likewise.
8229 (diagnostic_buffer): Now a macro.
8231 * diagnostic.c (diagnostic_buffer): Remove definition.
8232 (output_is_line_wrapping): Adjust.
8233 (set_real_maximum_length): Likewise.
8234 (output_set_maximum_length): Likewise.
8235 (init_output_buffer): Likewise.
8236 (lhd_print_error_function): Likewise.
8237 (output_do_verbatim): Likewise.
8239 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
8241 * cpperror.c (print_location): Don't print include chain
8243 (cpp_begin_message): Update to use DL_ macros.
8244 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
8245 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
8246 cpp_notice, cpp_notice_from_errno): Remove.
8247 (cpp_error, cpp_error_with_line): Update to take a diagnostic
8250 * cppexp.c (CPP_ICE): Remove.
8251 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
8252 lex, integer_overflow, _cpp_parse_expr): Update.
8253 * cppfiles.c (read_include_file, find_include_file,
8254 handle_missing_header, _cpp_read_file, remap_filename): Update.
8255 * cpphash.h (enum error_type): Remove.
8256 (_cpp_begin_message): Update.
8257 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
8258 cpp_handle_option, cpp_post_options): Update.
8259 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
8260 skip_whitespace, parse_identifier, parse_slow, parse_string,
8261 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
8262 cpp_interpret_charconst): Update.
8263 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
8264 lex_macro_node, do_undef, glue_header_name, parse_include,
8265 do_include_common, read_flag, do_line, do_linemarker, do_ident,
8266 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
8267 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
8268 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
8269 _cpp_pop_buffer, do_diagnostic): Update.
8270 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
8271 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
8272 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
8273 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
8274 cpp_notice, cpp_notice_from_errno): Remove.
8275 (cpp_error, cpp_error_with_line): Update to take a diagnostic
8278 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
8279 collect_args, enter_macro_context, save_parameter, parse_params,
8280 _cpp_create_definition, check_trad_stringification,
8281 cpp_macro_definition): Update.
8282 * cppmain.c (cpp_preprocess_file): Update.
8283 * fix-header.c (read_scan_file): Update.
8285 2002-04-14 Andreas Schwab <schwab@suse.de>
8287 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
8289 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
8291 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
8293 2002-04-13 Mark Mitchell <mark@codesourcery.com>
8295 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
8298 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
8300 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
8302 2002-04-13 Joel Sherrill <joel@OARcorp.com>
8304 * config/sparc/t-elf: Enable v8 multilibs. Impacts
8305 sparc-elf and sparc-rtems targets.
8307 2002-04-13 Mark Mitchell <mark@codesourcery.com>
8309 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
8310 defined, and __gnu_hurd__ wherever __GNU__ is defined.
8311 * arm/linux-elf.h: Likewise.
8312 * cris/aout.h: Likewise.
8313 * cris/linux.h: Likewise.
8314 * i370/linux.h: Likewise.
8315 * i386/gnu.h: Likewise.
8316 * i386/linux-aout.h: Likewise.
8317 * i386/linux-oldld.h: Likewise.
8318 * i386/linux.h: Likewise.
8319 * i386/linux64.h: Likewise.
8320 * ia64/linux.h: Likewise.
8321 * m68k/linux-aout.h: Likewise.
8322 * m68k/linux.h: Likewise.
8323 * mips/linux.h: Likewise.
8324 * pa/pa-linux.h: Likewise.
8325 * pj/linux.h: Likewise.
8326 * rs6000/sysv4.h: Likewise.
8327 * s390/linux.h: Likewise.
8328 * sh/linux.h: Likewise.
8329 * sparc/linux-aout.h: Likewise.
8330 * sparc/linux.h: Likewise.
8331 * sparc/linux64.h: Likewise.
8332 * xtensa/linux.h: Likewise.
8334 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
8336 * stmt.c (check_unique_operand_names): Expect operand names to
8337 be strings rather than identifiers. Use simple_cst_equal to
8339 (resolve_operand_name_1): Make same identifier to string change here.
8340 * c-parse.in (asm_operand): Convert a named operand into a string.
8341 * cp/parse.y (asm_operand): Likewise.
8343 2002-04-13 Andreas Schwab <schwab@suse.de>
8345 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
8347 2002-04-12 Mark Mitchell <mark@codesourcery.com>
8349 Revert these changes:
8351 2002-04-06 Mark Mitchell <mark@codesourcery.com>
8354 * stor-layout.c (layout_decl): Reset the RTL for the decl.
8356 2002-04-12 Richard Henderson <rth@redhat.com>
8358 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
8359 (sparc*-*-solaris): Clean up header files.
8360 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
8361 and plan on generating 64-bit code.
8362 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
8363 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
8364 * config/sparc/sol2-sld-64.h: Rename ...
8365 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
8366 for AS_SPARC64_FLAG not defined.
8367 * config/sparc/sol2-gld-bi.h: New.
8368 * config/sparc/sol2-sld.h: Remove.
8369 * config/sparc/sol26-sld.h: New.
8370 * config/sparc/sol2.h: Tidy comments.
8371 * doc/install.texi: Document sparc-solaris configury changes.
8373 2002-04-12 Richard Henderson <rth@redhat.com>
8375 * recog.c (offsettable_address_p): Match the logic in adjust_address.
8377 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
8378 in 64-bit mode only. Use only for 32-bit or MEDLOW.
8380 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8382 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
8384 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
8386 * pa.c (pa_can_combine_p): Call extract_insn before calling
8389 2002-04-12 Douglas B Rupp <rupp@gnat.com>
8391 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
8392 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
8393 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8394 (CPP_PREDEFINES): Handle __declspec.
8395 * config/i386/t-interix (USER_H): Remove.
8397 2002-04-12 DJ Delorie <dj@redhat.com>
8399 * integrate.c (compare_blocks): Make comparisons safe for when
8400 sizeof(int) < sizeof(char *).
8401 (find_block): Likewise.
8403 2002-04-12 Jan Hubicka <jh@suse.cz>
8404 David Edelsohn <edelsohn@gnu.org>
8406 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
8408 (symbol_ref_operand): New.
8409 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
8410 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
8412 2002-04-12 Andreas Schwab <schwab@suse.de>
8414 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
8415 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
8416 overrides the definition in config/svr4.h.
8418 2002-04-12 Eric Norum <eric.norum@usask.ca>
8420 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
8421 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
8422 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
8423 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
8424 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
8425 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
8426 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
8427 definitions to config/rtems.h and make the targets more similar.
8429 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8431 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
8432 POINTERS_EXTEND_UNSIGNED.
8433 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
8434 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
8436 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
8439 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
8441 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
8442 depends on TARGET_SHMEDIA, not TARGET_SH5.
8444 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
8446 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
8447 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
8449 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
8451 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
8454 2002-04-12 Andreas Schwab <schwab@suse.de>
8456 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
8458 2002-04-12 Richard Henderson <rth@redhat.com>
8461 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
8463 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
8464 modes spanning multiple hard regs.
8466 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
8468 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8470 * pa.c (pa_output_function_prologue): Don't accumulate the total
8471 number of code bytes when using TARGET_64BIT, or gas, SOM and not
8472 the portable runtime.
8473 (output_deferred_plabels): Handle 64bit plabels.
8474 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
8475 generating pic code using the GAS assembler for object formats that
8476 are not SOM (ie., ELF32 and ELF64).
8477 (output_millicode_call): Check attribute type if attribute length is 28.
8478 Likewise use $PIC_pcrel$0. Only call get_attr_length and
8479 dbr_sequence_length once.
8480 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
8481 dbr_sequence_length once.
8482 * pa.h (TARGET_SOM): Define if not defined.
8483 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
8484 with GAS and not SOM.
8485 (jump, call_internal_reg, call_value_internal_reg): Likewise.
8486 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
8488 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8490 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
8491 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
8492 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
8493 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
8494 elfos.h and dbxelf.h values are fine now.
8495 * config/i386/freebsd.h, config/alpha/freebsd.h
8496 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
8498 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8500 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
8501 or set Acpu or Amachine. Reformat.
8502 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8504 (LINK_SPEC): Do not need to undef.
8505 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
8506 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
8507 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8509 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
8510 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
8511 (LINK_SPEC): Do not need to undef.
8512 (DONT_USE_BUILTIN_SETJMP): Do not define.
8513 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
8514 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
8515 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
8516 Remove trailing spaces.
8517 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
8518 __ELF__, or set Acpu or Amachine. Reformat.
8519 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8522 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8524 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
8525 all other *-*-freebsd* targets.
8527 2002-04-11 Richard Henderson <rth@redhat.com>
8529 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
8531 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8533 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
8534 Include {cpu}/{cpu}.h thru tm_file.
8535 (alpha*-*-linux*ecoff): Remove target.
8536 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
8537 (LINK_SPEC): Remove, is not OS independent.
8538 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
8539 (LINK_SPEC): Do not need to #undef any longer.
8540 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
8542 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
8544 (LINK_SPEC): Moved here from alpha/elf.h.
8545 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
8547 * config/alpha/linux-ecoff.h: Remove.
8548 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
8549 (CPP_SPEC): Define _POSIX_SOURCE as needed.
8550 (CPP_SUBTARGET_SPEC): Do not define.
8551 (LINK_SPEC): Do not need to #undef any longer.
8552 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
8553 * config/alpha/vms.h: Likewise.
8555 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
8557 * doc/extend.texi: Remove old claim that typedefs cannot have
8558 an alignment attribute.
8560 2002-04-11 Jakub Jelinek <jakub@redhat.com>
8562 PR optimization/6177
8563 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
8564 bitpos is 0 and bitsize CONCAT size.
8566 2002-04-11 Jakub Jelinek <jakub@redhat.com>
8569 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
8571 2002-04-10 David O'Brien <obrien@FreeBSD.org>
8573 * config/alpha/freebsd.h: Minor reformatting.
8574 (CPP_SPEC): Define ELF and add cpp_subtarget.
8575 (ASM_SPEC): No longer needed.
8577 2002-04-11 Richard Henderson <rth@redhat.com>
8579 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
8580 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
8581 (dimode mem/zero splitter): New.
8583 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
8585 * config/cris/cris.c (cris_override_options): Tweak error message
8586 for PIC not implemented.
8588 * config/cris/cris.h: Tweak comments related to parameter-passing.
8590 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
8592 2002-04-10 Richard Henderson <rth@redhat.com>
8594 * except.c (add_ehl_entry): Allow duplicates after landing pad
8597 2002-04-10 David Edelsohn <edelsohn@gnu.org>
8599 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
8601 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
8603 * c-decl.c (c_init_decl_processing): Move generation of
8604 decls for g77_integer_type_node and friends from here ...
8605 * c-common.c (c_common_nodes_and_builtins): ... to here.
8607 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
8609 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
8610 is only used as frame pointer when frame_pointer_needed is true.
8612 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
8615 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
8616 for the fact that the pool entry uses two words.
8617 (movdf_hard_insn): Similarly. Also, ADR instruction can span
8619 (movdf_soft_insn): Similarly.
8620 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
8621 for the fact that the pool entry uses three words.
8623 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
8625 * config/mips/mips.c (mips_va_arg): When using the struct version
8626 of the EABI va_list, allow arguments in the register save area to
8627 take up less room than a stack argument.
8629 2002-04-10 Richard Henderson <rth@redhat.com>
8631 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
8632 if EXPAND_INITIALIZER.
8634 2002-04-09 Richard Henderson <rth@redhat.com>
8636 * config/alpha/alpha.md (movdi_er_maybe_g): New.
8637 * config/alpha/alpha.c (alpha_expand_mov): Use it.
8639 2002-04-10 Alan Modra <amodra@bigpond.net.au>
8641 PR optimization/6233
8642 * rtlanal.c (pure_call_p): New function.
8643 * rtl.h (pure_call_p): Declare.
8644 * loop.c (prescan_loop): Use it to set has_nonconst_call.
8645 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
8647 2002-04-09 Eric Christopher <echristo@redhat.com>
8649 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
8650 information to .comm directive.
8652 2002-04-09 Richard Henderson <rth@redhat.com>
8655 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
8657 2002-04-09 Richard Henderson <rth@redhat.com>
8659 * basic-block.h (flow_delete_block_noexpunge): Declare.
8660 (expunge_block_nocompact): Declare.
8661 * cfg.c (expunge_block_nocompact): Split out from ...
8662 (expunge_block): ... here.
8663 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
8664 (flow_delete_block_noexpunge): Split out from ...
8665 (flow_delete_block): ... here.
8666 * cfgcleanup.c (delete_unreachable_blocks): Compact while
8667 removing dead blocks.
8668 * except.c (exception_handler_labels): Remove.
8669 (exception_handler_label_map): New.
8670 (struct eh_region): Add aka member.
8671 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
8672 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
8673 (for_each_eh_label, for_each_eh_label_1): New.
8674 (init_eh): Register exception_handler_label_map.
8675 (free_eh_status): Use free_region.
8676 (find_exception_handler_labels): Use the map, not the list.
8677 (remove_exception_handler_label): Likewise.
8678 (maybe_remove_eh_handler): Likewise.
8679 (remove_eh_handler): Use the region aka bitmap.
8680 * except.h (exception_handler_labels): Remove.
8681 (for_each_eh_label): Declare.
8682 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
8683 * loop.c (invalidate_loops_containing_label): New.
8684 (find_and_verify_loops): Use it. Use for_each_eh_label.
8685 * sched-rgn.c (is_cfg_nonregular): Use
8686 current_function_has_exception_handlers.
8688 2002-04-09 Richard Henderson <rth@redhat.com>
8690 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
8691 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
8692 Do not return changed status.
8693 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
8694 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
8695 New functions that do return changed status.
8696 * sbitmap.h: Update decls.
8697 * gcse.c, lcm.c: Use _cg functions as needed.
8699 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
8701 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
8702 (sh64-*-elf*, sh-*-rtemself*): Likewise.
8703 * config/sh/embed_bb.c: New file.
8704 * config/sh/embed-elf.h: New file.
8705 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
8706 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
8707 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
8709 (SUBTARGET_CPP_PTR_SPEC): Don't define.
8710 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
8711 Add subtarget_asm_endian_spec.
8712 (ASM_SPEC): Use subtarget_asm_endian_spec.
8713 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
8714 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
8715 (WCHAR_UNSIGNED): Define.
8716 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
8717 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
8718 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
8720 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
8721 (sh_adjust_cost): Likewise.
8722 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
8724 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
8725 (WCHAR_TYPE_SIZE): Likewise.
8726 (ASM_SPEC): Use subtarget_asm_endian_spec.
8727 (SH_ELF_WCHAR_TYPE): #undef/ #define.
8728 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
8729 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
8730 (MAX_WCHAR_TYPE_SIZE): Don't #define .
8731 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
8732 (USER_LABEL_PREFIX): Don't #undef /#define .
8733 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
8734 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
8735 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
8736 (ASM_SPEC): Likewise.
8737 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
8738 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
8739 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
8740 (LIB2FUNCS_EXTRA): Define.
8741 * t-sh64 (LIB2FUNCS_EXTRA): Define.
8742 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
8743 (LIB1ASMFUNCS_CACHE): Define.
8744 (LIB2FUNCS_EXTRA): Redefine empty.
8746 2002-04-08 Richard Henderson <rth@redhat.com>
8748 * reorg.c (get_branch_condition): Use reversed_comparison_code.
8750 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8752 * config/m68hc11/larith.asm (__map_data_section): Fix condition
8753 and optimize for size.
8754 (__do_global_ctors): Fix pointer comparison.
8755 (__do_global_dtors): Likewise.
8757 2002-04-09 David S. Miller <davem@redhat.com>
8759 * config/sparc/sparc.c (sparc_extra_constraint_check): New
8760 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
8761 allow reloading pseudos.
8762 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
8763 * config/sparc/sparc-protos.h: Declare it.
8765 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
8766 unsigned comparison warning.
8767 (output_restore_regs): Mark leaf_function as unused.
8769 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8771 * expr.c (is_aligning_offset): New function.
8772 (expand_expr, case COMPONENT_EXPR): Call it.
8774 2002-04-08 David S. Miller <davem@redhat.com>
8777 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
8779 Make init_priority work on Sparc when using GNU ld.
8780 * config/sparc/linux.h, config/sparc/linux64.h,
8781 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
8782 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
8783 * config/sparc/sol2-gld.h: New file to do the same.
8784 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
8785 sparc/sol2-gld.h to tm_file.
8787 PR optimization/4328
8788 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
8789 * doc/md.texi: Document it.
8790 * config/sparc/sparc.md (movdi_insn_sp64_novis,
8791 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
8792 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
8793 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
8794 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
8796 2002-04-08 Andreas Jaeger <aj@suse.de>
8798 * stmt.c (expand_asm_operands): Revert last patch from Richard
8801 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8803 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
8804 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
8806 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8808 * doc/contrib.texi (Contributors): Add David O'Brien.
8810 2002-04-08 Alan Modra <amodra@bigpond.net.au>
8812 * configure.in (auto-build.h): Use target_alias and build_alias
8813 when running configure.
8814 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
8815 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
8816 * configure: Regenerate.
8818 2002-04-07 David S. Miller <davem@redhat.com>
8820 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
8822 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
8825 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
8826 generating 32-bit pic code.
8828 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
8830 * cppinit.c (cpp_create_reader): Initialize
8831 discard_comments_in_macro_exp.
8832 (COMMAND_LINE_OPTIONS): Add "-CC" option.
8833 (cpp_handle_option): Handle "-CC" option.
8834 * cpplex.c (save_comment): If saving a C++ comment in
8835 a directive, convert it to a C comment.
8836 (_cpp_lex_direct): Pass second comment start character to
8837 save_comment to indicate comment type.
8838 * cpplib.c (_cpp_handle_directive): If processing
8839 a "#define" directive and discard_comments_in_macro_exp
8840 is false, re-enable saving of comments.
8841 (lex_macro_node): If discard_comments_in_macro_exp is false,
8842 discard any comments before the macro identifier.
8843 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
8845 * cppmacro.c (cpp_get_token): If expanding a macro while
8846 processing a directive, discard any comments we might encounter.
8847 (parse_params): If discard_comments_in_macro_exp is false,
8848 ignore comments in the macro parameter list.
8849 * gcc.c (cpp_unique_options): Add "-CC" option.
8850 (option_map): Map "--comments-in-macros" to "-CC".
8851 * doc/cppopts.texi: Document "-CC" option.
8852 * f/lang-specs.h: Add "-CC" option.
8853 * testsuite/gcc.dg/cpp/maccom1.c: New test.
8854 * testsuite/gcc.dg/cpp/maccom2.c: New test.
8855 * testsuite/gcc.dg/cpp/maccom3.c: New test.
8856 * testsuite/gcc.dg/cpp/maccom4.c: New test.
8857 * testsuite/gcc.dg/cpp/maccom5.c: New test.
8858 * testsuite/gcc.dg/cpp/maccom6.c: New test.
8860 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
8863 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
8865 2002-04-06 Mark Mitchell <mark@codesourcery.com>
8868 * stor-layout.c (layout_decl): Reset the RTL for the decl.
8871 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
8872 RTX_UNCHANGING_P for the functions arguments when a tail call
8875 2002-04-06 Jason Merrill <jason@redhat.com>
8877 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
8878 (parse_options_and_default_flags): Set them appropriately.
8879 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
8881 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
8883 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
8886 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
8889 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
8890 types come in by-reference. Fix typo in comment.
8892 2002-04-05 David S. Miller <davem@redhat.com>
8894 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
8895 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
8896 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
8897 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
8899 2002-04-05 David S. Miller <davem@redhat.com>
8901 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
8902 are not going to emit return instructions, emit at least a nop
8903 for the sake of sane backtraces.
8905 2002-04-05 Richard Henderson <rth@redhat.com>
8907 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
8909 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
8911 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
8913 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
8915 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
8916 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
8917 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
8919 2002-04-05 Andreas Schwab <schwab@suse.de>
8921 * c-convert.c: Include c-common.h.
8922 * Makefile.in (c-convert.o): Updated.
8924 2002-04-05 Jakub Jelinek <jakub@redhat.com>
8926 * mklibgcc.in: Use separate libgcc.map for each multilib.
8927 * Makefile.in (distclean): Don't remove libgcc.map here.
8929 2002-04-05 Jakub Jelinek <jakub@redhat.com>
8931 * Makefile.in (s-mlib): Handle --disable-multilib by separate
8932 genmultilib invocation.
8934 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
8936 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
8937 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
8938 to num_gprs for symmetry.
8939 * config/mips/mips.c: Adjust accordingly.
8941 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
8943 * c-common.c (truthvalue_conversion): Rename, update.
8944 * c-common.h (c_common_truthvalue_conversion): New.
8945 * c-convert.c (convert): Update.
8946 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
8947 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
8948 * c-typeck.c (build_binary_op, build_unary_op,
8949 build_conditional_expr): Update.
8950 * fold-const.c (constant_boolean_node, fold): Use langhook.
8951 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
8952 * langhooks.h (struct lang_hooks): New hook.
8953 * stmt.c (expand_decl_cleanup): Use langhook.
8954 * tree.h (truthvalue_conversion): Remove.
8956 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
8958 2002-04-05 Alan Modra <amodra@bigpond.net.au>
8960 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
8961 Add rules to make null object file.
8963 2002-04-04 Jim Blandy <jimb@redhat.com>
8965 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
8966 macro formal parameter names.
8968 2002-04-04 David S. Miller <davem@redhat.com>
8970 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
8972 2002-04-04 Richard Henderson <rth@redhat.com>
8975 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
8976 Support copies into and out of memory. Don't accept allows_reg
8977 and allows_mem as gospel.
8979 2002-04-04 Richard Henderson <rth@redhat.com>
8982 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
8983 (write_dependence_p): Likewise.
8985 2002-04-04 Richard Henderson <rth@redhat.com>
8987 * predict.c (estimate_bb_frequencies): Do frequency calculation
8988 with a volatile temporary.
8990 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
8992 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
8994 2002-04-04 Jakub Jelinek <jakub@redhat.com>
8997 * final.c (final_start_function): Don't bump profile_label_no here...
8998 (final_end_function): ...but here.
9000 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9002 * config/sparc/sparc.md (pic): New attribute.
9003 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
9005 (split after do_builtin_setjmp_setup): New.
9007 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9010 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
9013 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9015 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
9016 UNITS_PER_WORD for zero sized aggregates.
9018 2002-04-03 David S. Miller <davem@redhat.com>
9020 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
9021 one-character spec for this, just use %(link_gcc_c_sequence).
9023 2002-04-03 David S. Miller <davem@redhat.com>
9025 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
9028 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9030 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
9031 (DWARF_FRAME_RETURN_COLUMN): Move.
9032 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9033 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
9034 * pa.c (except.h, predict.h): Include.
9036 (store_reg_modify, set_reg_plus_d): Revise prototypes.
9037 (output_ascii): Add cast.
9038 (store_reg_modify): Revise to add frame notes.
9039 (set_reg_plus_d): Likewise.
9040 (compute_frame_size): Include space for eh data registers in frame if
9041 the current function calls eh_return.
9042 (hppa_expand_prologue): Ensure register %r2 is saved if the current
9043 function calls eh_return. Save eh data registers if the current
9044 function calls eh_return. Fix code to add frame notes. Emit
9045 blockage to prevent insns with frame notes being scheduled in the
9046 delay slot of calls.
9047 (hppa_expand_epilogue): Restore eh data registers and do final stack
9048 adjustment if the current function calls eh_return. Don't add frame
9050 (output_call): Revise for change in length of call insn. Don't do
9051 return pointer adjustment for an unconditional jump in the delay slot
9052 of a call when using frame notes.
9053 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
9054 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
9055 (ARG_POINTER_CFA_OFFSET): Define.
9056 * pa.md (return_external_pic): New pattern.
9057 (prologue): Correct formatting. Use return_external_pic if current
9058 function calls eh_return.
9059 (call_internal_symref, call_value_internal_symref,
9060 sibcall_internal_symref, sibcall_value_internal_symref): Change default
9061 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
9063 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
9065 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
9066 list of targets to check using "nop" insn.
9067 * configure: Rebuilt.
9069 2002-04-04 Alan Modra <amodra@bigpond.net.au>
9071 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
9073 2002-04-03 David S. Miller <davem@redhat.com>
9075 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
9076 library sequence passed to the linker.
9077 (LINK_COMMAND_SPEC): Use it.
9078 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
9079 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
9080 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
9082 2002-04-03 Jason Merrill <jason@redhat.com>
9084 * except.c (struct eh_status): Remove protect_list.
9085 (begin_protect_partials, end_protect_partials): Remove.
9086 (add_partial_entry): Remove.
9087 * except.h: Remove prototypes.
9089 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
9090 expand_decl_cleanup_eh.
9093 * tree.h (CLEANUP_EH_ONLY): New macro.
9094 * stmt.c (expand_decl_cleanup_eh): New fn.
9095 (expand_cleanups): Check CLEANUP_EH_ONLY.
9096 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
9097 Use expand_decl_cleanup_eh.
9098 (expand_stmt): Adjust.
9099 * c-common.h: Adjust prototype.
9101 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
9103 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
9104 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
9105 (cris_target_asm_function_epilogue): Ditto.
9106 (cris_initial_frame_pointer_offset): Ditto.
9107 (cris_simple_epilogue): Ditto.
9108 (cris_expand_builtin_va_arg): Variable-size types come in
9111 2002-04-03 David S. Miller <davem@redhat.com>
9113 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
9115 (set_fast_math): Correct 'fsr' type.
9117 2002-04-03 Richard Henderson <rth@redhat.com>
9120 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
9121 * toplev.c (check_global_declarations): Use it.
9122 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
9123 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9124 (LANG_HOOKS_DECLS): Add it.
9125 * langhooks.c (lhd_warn_unused_global_decl): New.
9126 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9127 * c-objc-common.c (c_warn_unused_global_decl): New.
9128 * c-tree.h (c_warn_unused_global_decl): Declare.
9129 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9131 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
9133 * langhooks-def.h (lhd_set_decl_assembler_name,
9134 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
9135 (LANG_HOOKS_INITIALIZER): Update.
9136 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
9137 * langhooks.h (struct lang_hooks): New hook.
9138 * tree.c (set_decl_assembler_name): Move to langhooks.c.
9139 (lang_set_decl_assembler_name): Remove.
9140 (init_obstacks): Don't set hook.
9141 (decl_assembler_name): New function.
9142 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
9143 (decl_assembler_name): New.
9144 (lang_set_decl_assembler_name): Remove.
9146 2002-04-03 Jakub Jelinek <jakub@redhat.com>
9148 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
9149 works properly with .hidden symbols.
9150 * configure: Rebuilt.
9151 * config.in: Rebuilt.
9152 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9153 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
9154 properly with .hidden symbols.
9156 2002-04-03 Jakub Jelinek <jakub@redhat.com>
9159 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
9162 2002-04-03 Richard Henderson <rth@redhat.com>
9165 * sched-rgn.c (sets_likely_spilled): New.
9166 (sets_likely_spilled_1): New.
9167 (add_branch_dependences): Use it.
9169 2002-04-02 Richard Henderson <rth@redhat.com>
9172 * loop.h (LOOP_FIRST_PASS): New.
9173 * loop.c (strength_reduce): Mind it when deciding to unroll.
9174 * toplev.c (rest_of_compilation): Set it.
9176 2002-04-02 David S. Miller <davem@redhat.com>
9178 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
9179 mems_ok_for_ldd_peep when the order of the loads being examined
9181 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
9182 existing comment to increase comprehension of this situation.
9184 2002-04-02 Zack Weinberg <zack@codesourcery.com>
9186 * config/sh/sh.md: Don't use union real_extract.
9188 2002-04-02 Richard Henderson <rth@redhat.com>
9190 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
9192 2002-04-02 David O'Brien <obrien@FreeBSD.org>
9194 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
9195 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
9196 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
9197 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
9198 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
9199 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
9200 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
9201 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
9202 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
9203 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
9204 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
9205 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
9206 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
9207 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
9208 Include as many configury headers via tm_file as possible. This
9209 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
9210 * config/openbsd-oldgas.h: New file.
9211 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
9212 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
9213 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
9214 config/i386/i386-coff.h, config/i386/i386-interix.h,
9215 config/i386/iscdbx.h, config/i386/linux-aout.h,
9216 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
9217 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
9218 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
9219 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
9220 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
9221 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
9222 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
9223 config/i386/vxi386.h: Do not directly include configury headers.
9224 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
9225 Directly include configury headers that are no longer automatically
9226 included by the above headers.
9227 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
9228 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
9229 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
9230 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
9231 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
9232 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
9233 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
9234 (TARGET_VERSION): Define.
9235 * config/i386/beos-elf.h, config/i386/freebsd.h,
9236 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
9237 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
9238 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
9239 config/i386/sco5.h, config/i386/sysv4.h
9240 (TARGET_VERSION): Do not need to protect.
9241 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
9242 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
9243 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
9244 config/i386/i386-interix.h, config/i386/linux-aout.h,
9245 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
9246 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
9247 (YES_UNDERSCORES): Do not define - not needed.
9248 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
9249 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
9250 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
9251 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
9252 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
9253 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
9254 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
9255 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
9257 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
9258 Richard Henderson <rth@redhat.com>
9261 * function.c (assign_temp): Accept either type or decl argument.
9262 Detect variables whose size is too large to fit into an integer.
9263 * stmt.c (expand_decl): Pass the decl, not the type.
9265 2002-04-02 David O'Brien <obrien@FreeBSD.org>
9267 * protoize.c: Match include directory usage with cppdefault.c.
9269 2002-04-03 Jeffrey A Law (law@redhat.com)
9270 Hans-Peter Nilsson <hp@bitrange.com>
9272 * combine.c (simplify_comparison): Avoid narrowing a comparison
9273 with a paradoxical subreg when doing so would drop signficant bits.
9275 2002-04-02 Steve Ellcey <sje@cup.hp.com>
9277 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
9278 if POINTERS_EXTEND_UNSIGNED is defined.
9280 2002-04-02 Richard Henderson <rth@redhat.com>
9283 * local-alloc.c (contains_replace_regs): LO_SUM may contain
9286 2002-04-02 Richard Henderson <rth@redhat.com>
9288 * doc/standards.texi: Document required freestanding libc entry points.
9290 2002-04-02 Alan Modra <amodra@bigpond.net.au>
9292 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
9293 associated splitter. Remove MQ constraint.
9294 (ctrdi_internal4): Correct CCmode clobber.
9296 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9298 * milli64.S ($$dyncall): New function.
9299 * t-linux (LIB1ASMFUNCS): Revise module list.
9300 (LIB1ASMSRC): Use pa/milli64.S.
9302 2002-04-02 Richard Henderson <rth@redhat.com>
9304 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
9305 rename solaris_sys_varargs_h.
9307 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9309 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
9310 the same mode as its component.
9312 2002-04-02 Richard Henderson <rth@redhat.com>
9315 * final.c (this_is_asm_operands): Export.
9316 * output.h (this_is_asm_operands): Declare.
9317 * config/i386/i386.c (print_operand): Error odd asm operands.
9319 2002-04-02 Richard Henderson <rth@redhat.com>
9322 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
9324 2002-04-01 Richard Henderson <rth@redhat.com>
9327 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
9328 * fixinc/fixincl.x: Rebuild.
9330 2002-04-01 Richard Henderson <rth@redhat.com>
9332 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
9333 (atomic_alloc, atomic_free): New.
9334 (SIZE, MASK_FOR, PTR_IN): New.
9335 (emergency_reg_state, emergency_reg_state_free): New.
9336 (emergency_labeled_state, emergency_labeled_state_free): New.
9337 (reg_state_alloced, labeled_state_alloced): New.
9338 (alloc_reg_state, free_reg_state): New.
9339 (alloc_label_state, free_label_state, free_label_states): New.
9340 (push, pop, dup_state_stack, free_state_stack): Use them.
9341 (desc_label_state): Likewise.
9342 (uw_frame_state_for): Free label states and state stack.
9343 (uw_update_reg_address): Eliminate warnings.
9345 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
9347 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
9348 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
9350 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9352 * c-decl.c (grokdeclarator): Update.
9353 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
9354 * c-tree.h (c_mark_addressable): New.
9355 * c-typeck.c (default_function_array_conversion, build_unary_op,
9356 build_array_ref, convert_for_assignment): Update.
9357 (mark_addressable): Rename.
9358 * calls.c (try_to_integrate, expand_call): Use langhook.
9359 * expr.c (expand_expr): Use langhook.
9360 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
9361 * langhooks.h (struct lang_hooks): New hook.
9362 * stmt.c (expand_asm_operands): Use langhook.
9363 * tree.h (mark_addressable): Remove.
9365 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
9367 2002-04-01 Bob Wilson <bob.wilson@acm.org>
9369 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
9372 2002-04-01 Bob Wilson <bob.wilson@acm.org>
9374 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
9375 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
9377 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9379 * c-common.c (unsigned_conversion_warning, convert_and_check,
9380 unsigned_type, signed_type, shorten_compare,
9381 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
9382 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
9383 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
9385 * c-decl.c (grokdeclarator): Update.
9386 * c-format.c (check_format_types): Update.
9387 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
9388 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
9389 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
9390 * convert.c (convert_to_integer): Use new hooks.
9391 * expmed.c (make_tree): Use new hooks.
9392 * expr.c (store_expr): Use new hooks.
9393 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
9394 all_ones_mask_p, unextend, fold): Use new hooks.
9395 * langhooks.h (struct lang_hooks_for_types): New hooks.
9396 * tree.h (signed_or_unsigned_type, signed_type,
9397 unsigned_type): Remove.
9399 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
9400 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
9402 2002-03-31 Richard Henderson <rth@redhat.com>
9404 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
9405 (desc_frgr_mem): Fix reference to f16-f31.
9407 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9409 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9410 RTVEC_ELT): Const-ify.
9411 * varray.h (VARRAY_CHECK): Const-ify.
9412 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
9413 ggc_mark_rtvec, ggc_mark): Const-ify.
9415 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9417 * diagnostic.c: Include langhooks-def.h.
9418 * Makefile.in (diagnostic.o): Update.
9420 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
9422 * c-common.c (c_unsafe_for_reeval): Rename.
9423 * c-common.h (c_unsafe_for_reeval): Rename.
9424 * c-decl.c (finish_incomplete_decl): Rename.
9425 (c_init_decl_processing): Don't set langhook.
9426 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
9427 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
9428 * c-objc-common.c (c_objc_common_init): Don't set langhook.
9429 * c-tree.h (finish_incomplete_decl): Rename.
9430 * langhooks-def.h (lhd_unsafe_for_reeval): New.
9431 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
9432 (LANG_HOOKS_INITIALIZER): Update.
9433 * langhooks.c (lhd_unsafe_For_reeval): New.
9434 * langhooks.h (struct langhooks): New hooks.
9435 * toplev.c (incomplete_decl_finalize_hook): Remove.
9436 (wrapup_global_declarations): Update.
9437 * tree.c (lang_unsafe_for_reeval): Remove.
9438 (unsafe_for_reeval): Update.
9439 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
9442 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
9443 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
9445 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
9447 * diagnostic.c (print_error_function): Remove.
9448 (default_print_error_function): Rename.
9449 (report_error_function): Update.
9450 * diagnostic.h (print_error_function): Remove.
9451 (default_print_error_function): Remove.
9452 * langhooks-def.h (struct diagnostic_context): Predeclare.
9453 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
9454 (LANG_HOOKS_INITIALIZER): Update.
9455 * langhooks.h (struct diagnostic context): Predeclare.
9456 (struct lang_hooks): New hook.
9458 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9460 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
9461 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
9463 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
9464 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
9465 of PIC_OFFSET_TABLE_REGNUM thruout.
9466 * config/rs6000/rs6000.md: Likewise.
9467 * config/rs6000/darwin.h: Likewise.
9469 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9471 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
9472 unsigned HOST_WIDE_INT, not unsigned int.
9474 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9476 PR middle-end/6096, middle-end/6098, middle-end/6099
9477 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
9479 (fill_slots_from_thread): Likewise.
9481 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9483 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
9484 floating fields in float regs.
9485 (function_arg_record_value_2): Likewise.
9487 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
9489 * config/mmix/mmix.md (define_constants): Remove misleading
9490 FIXME. Add MMIX_fp_rO_OFFSET.
9491 ("nonlocal_goto_receiver"): Don't have stack-frame address of
9492 saved rO as part of the pattern. Remove FIXME.
9493 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
9494 here, at output-time.
9496 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9499 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
9501 (output_v9branch): Likewise.
9503 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
9505 * gcc.c: Revert previous patch for now.
9506 * config/i386/djgpp.h: Likewise.
9508 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
9510 * config/mmix/crti.asm (_init): Register _fini with atexit.
9511 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
9513 2002-03-31 Richard Henderson <rth@redhat.com>
9516 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
9517 (ASM_OUTPUT_DEF_FROM_DECLS): New.
9519 2002-03-31 Richard Henderson <rth@redhat.com>
9521 * libgcc2.c (__bb_exit_func): Make static.
9523 * config/alpha/alpha.md (trap): New.
9525 2002-03-31 Richard Henderson <rth@redhat.com>
9527 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
9528 promoted argument types; build trap.
9529 (expand_builtin_trap): New.
9530 (expand_builtin): Use it.
9531 * stmt.c (expand_nl_goto_receivers): Likewise.
9532 * expr.h (expand_builtin_trap): Declare.
9533 * libfuncs.h (LTI_abort, abort_libfunc): New.
9534 * optabs.c (init_optabs): Init abort_libfunc.
9536 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
9538 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
9539 (LINK_COMMAND_SPEC): ... from here.
9540 (init_gcc_specs): Duplicate it here too, omitting
9541 shared_name in the second copy.
9542 (init_spec): Test for duplicate
9543 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
9545 2002-03-30 David S. Miller <davem@redhat.com>
9547 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9548 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
9550 2002-03-30 Roger Sayle <roger@eyesopen.com>
9551 Richard Henderson <rth@redhat.com>
9553 * regmove.c (combine_stack_adjustments_for_block): Avoid
9554 emitting a stack adjustment of zero bytes. Let delete_insn
9557 2002-03-30 Richard Henderson <rth@redhat.com>
9559 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
9560 (sparc_emitting_epilogue): New.
9561 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
9562 * config/sparc/sparc-protos.h: Update.
9563 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
9564 (TARGET_SWITCHES): Update.
9565 * config/sparc/sparc.md (return): Remove.
9566 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
9567 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
9568 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
9569 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
9570 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
9571 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
9572 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
9573 Remove MASK_EPILOGUE.
9574 * doc/invoke.texi: Update.
9576 2002-03-30 Daniel Berlin <dan@dberlin.org>
9578 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
9579 CPP will start the file for us.
9581 2002-03-30 Richard Henderson <rth@redhat.com>
9584 * config/ia64/ia64.c (group_barrier_needed_p): Special case
9585 prologue_allocate_stack.
9586 (ia64_single_set): Use insn codes for recognition of special
9587 cases, not rtl matching.
9588 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
9590 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
9592 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
9594 2002-03-30 Richard Henderson <rth@redhat.com>
9597 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
9598 or -fomit-frame-pointer with profiling.
9599 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9600 (FUNCTION_PROFILER): Do nothing.
9601 (PROFILE_HOOK): New.
9602 * config/sparc/sparc.c (sparc_override_options): Don't check
9603 code models for profiling.
9604 (sparc_function_profiler): Remove.
9605 (sparc_profile_hook): New.
9606 * config/sparc/sparc-protos.h: Update.
9608 2002-03-30 Jakub Jelinek <jakub@redhat.com>
9610 PR optimization/6086
9611 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
9612 of SUBREG of volatile MEM or because the MEM was mode dependent,
9613 return CLOBBER instead of unmodified SUBREG.
9615 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
9617 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
9618 when not optimizing.
9620 * toplev.c (rest_of_compilation): Cann mark_constant_function
9621 only when optimizing.
9623 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
9626 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
9627 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
9628 (try_optimize_cfg): clear all AUX fields.
9630 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
9631 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
9632 (ix86_address_cost): Be prepared for SUBREGed registers.
9633 (legitimate_address_p): Accept SUBREGed registers.
9635 2002-03-29 Richard Henderson <rth@redhat.com>
9638 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
9640 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9642 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
9643 for aggregate and TFmode types.
9645 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
9647 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
9649 2002-03-29 Richard Henderson <rth@redhat.com>
9652 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
9653 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
9655 2002-03-29 Richard Henderson <rth@redhat.com>
9658 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
9659 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
9660 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
9661 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
9663 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
9665 2002-03-29 Dale Johannesen <dalej@apple.com>
9667 * loop.c (combine_movables): Do allow combination of pseudos.
9669 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
9671 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
9672 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
9673 No functional change except ...
9674 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
9675 * doc/install.texi (*-*-freebsd*): Document port configuration.
9677 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
9679 * Makefile.in (convert.o, calls.o, expmed.o): Update.
9680 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
9682 * builtin-types.def (BT_PTRMODE): Update.
9683 * c-common.c (type_for_size): Rename c_common_type_for_size.
9684 (type_for_mode): Similarly.
9685 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
9687 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
9688 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
9689 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
9691 * c-typeck.c (common_type, comptypes, default_conversion):
9693 * calls.c: Include langhooks.h.
9694 (emit_library_call_value_1): Use new hooks. Avoid redundant
9696 * convert.c: Include langhooks.h
9697 (convert_to_pointer, convert_to_integer): Use new hooks.
9698 * except.c (init_eh): Similarly.
9699 * expmed.c: Include langhooks.h.
9700 (expand_mult_add): Use new hooks.
9701 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
9702 try_casesi): Similarly.
9703 * fold-const.c (optimize_bit_field_compare, make_range,
9704 decode_field_reference, fold_truthop, fold): Similarly.
9705 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
9706 put_var_into_stack): Similarly.
9707 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
9708 LANG_HOOKS_TYPE_FOR_SIZE): New.
9709 (LANG_HOOKS_TYPES_INITIALIZER): Update.
9710 * langhooks.h (lang_hooks_for_types): New hooks.
9711 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
9712 * tree.c (get_unwidened, get_narrower): Similarly.
9713 * tree.h (type_for_mode, type_for_size): Remove.
9714 * varasm.c (force_const_mem): Use new hooks.
9715 * utils2.c (nonbinary_modular_operation): Update.
9717 * objc-act.c (handle_impent): Update.
9718 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
9721 2002-03-29 Steve Ellcey <sje@cup.hp.com>
9723 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
9724 * config/ia64/ia64.c (basereg_operand): New.
9725 * config/ia64/ia64-protos.h (basereg_operand): Declare.
9726 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
9728 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
9730 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
9731 unwind information when frame_pointer_needed.
9732 (mmix_assemble_integer): Tweak wording in comment.
9734 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
9736 * Makefile.in (except.o): Update.
9737 * except.c: Include langhooks.h.
9738 (init_eh): Use langhook.
9739 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
9740 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
9741 (LANG_HOOKS_INITIALIZER): Update.
9742 * langhooks.h (lang_hooks_for_types): New.
9743 (struct lang_hooks): Add it.
9744 * tree.c (make_lang_type_fn, make_lang_type): Remove.
9745 * tree.h (make_lang_type_fn, make_lang_type): Remove.
9747 * alpha/alpha.c: Include langhooks.h.
9748 (alpha_build_va_list): Use langhook.
9749 * d30v/d30v.c: Include langhooks.h.
9750 (d30v_build_va_list): Use langhook.
9751 * i386/i386.c: Include langhooks.h.
9752 (ix86_build_va_list): Use langhook.
9753 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
9754 * s390/s390.c: Include langhooks.h.
9755 (s390_build_va_list): Use langhook.
9756 * stormy16/stormy16.c: Include langhooks.h.
9757 (stormy16_build_va_list): Use langhook.
9759 2002-03-29 Jakub Jelinek <jakub@redhat.com>
9762 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
9764 (length): Compute variable length for branches/calls/jumps here.
9765 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
9766 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
9767 define branch_type attribute.
9768 (divsi3_sp32): Maximum length is 6 not 7.
9769 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
9770 call_address_untyped_struct_value_sp32,
9771 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
9772 * config/sparc/sparc.c (empty_delay_slot): New function.
9773 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
9774 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
9776 2002-03-29 Jakub Jelinek <jakub@redhat.com>
9778 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
9779 nonzero_bits if not needed.
9780 (nonzero_bits) [XOR]: Likewise.
9781 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
9782 reg_last_set_mode and mode are both MODE_INT, but not equal.
9783 (record_value_for_reg): Compute reg_last_set_nonzero_bits
9784 in nonzero_bits_mode for MODE_INT modes.
9786 2002-03-28 Richard Henderson <rth@redhat.com>
9789 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
9790 to GAS. Correct drift between alternatives.
9792 2002-03-28 Richard Henderson <rth@redhat.com>
9795 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
9797 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
9799 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
9800 emulation to the linker.
9802 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
9804 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
9805 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
9807 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
9809 * combine.c (simplify_and_const_int): Make sure to apply mask
9810 when force_to_mode returns a constant integer. PR3311.
9812 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
9814 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
9816 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9818 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
9819 and Objective-C Dialect Options.
9821 2002-03-28 Richard Henderson <rth@redhat.com>
9823 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
9824 comparison should be done vs !=0 not >0 return code. Tidy cases.
9826 2002-03-28 Richard Henderson <rth@redhat.com>
9828 * c-decl.c (finish_function): New arg can_defer_p. Pass it
9829 on to c_expand_body.
9830 * c-tree.h (finish_function): Update decl.
9831 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
9833 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
9835 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
9837 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
9839 * rtlanal.c: Include flags.h
9840 (may_trap_p): Do not mark FP operations if trapping
9841 if !flag_trapping_math
9842 * Makefile.in (rtlanal.o): Add dependency on flag.h
9843 * ifcvt.c (noce_operand_ok): Avoid the lameness.
9845 2002-03-27 Zack Weinberg <zack@codesourcery.com>
9847 * mips.md: Use dconst1, not 1.0, as first argument of
9848 REAL_VALUE_LDEXP. Don't use union real_extract.
9850 2002-03-28 Alan Modra <amodra@bigpond.net.au>
9852 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
9853 rather than $target. Heed program_prefix and
9854 program_transform_name. Search for gas in cross-compiler case too.
9855 "test -x" rather than "test -f".
9856 (gcc_cv_ld): Likewise.
9857 (gcc_cv_nm): Heed program_prefix and program_transform_name.
9858 (gcc_cv_objdump): Likewise.
9859 * configure: Regenerate.
9861 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
9863 * Makefile.in (attribs.o): Update.
9864 * attribs.c: Include langhooks.h.
9865 (decl_attributes): Use langhook.
9866 * c-decl.c (insert_default_attributes): Rename.
9867 * c-tree.h (c_insert_default_attributes): New.
9868 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
9869 (LANG_HOOKS_INITIALIZER): Update.
9870 * langhooks.h (struct lang_hooks): New hook.
9871 * tree.h (insert_default_attributes): Remove.
9873 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
9875 2002-03-27 Andreas Schwab <schwab@suse.de>
9877 * config/i386/i386.c (classify_argument): Also check for
9880 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9882 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
9885 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
9887 * i960.md (ret): Set PC.
9888 (nonlocal_goto): Fix expander.
9889 * builtins.c (epxand_builin_longjmp): Check that we've emitted
9892 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
9894 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
9897 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9899 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
9900 assigning to BLOCK_FOR_INSN directly.
9902 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
9904 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
9906 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
9908 * c-common.c (c_expand_expr): Fix prototype.
9909 * c-common.h (c_expand_expr): Always declare, update.
9910 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
9911 * c-objc-common.c (c_objc_common_init): No global hook.
9912 * expr.c (expand_expr): Use langhook.
9913 * expr.h (enum expand_modifier): Conditionally declare.
9914 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
9915 (LANG_HOOKS_INITIALIZER): Update.
9916 * langhooks.c (lhd_expand_expr): New.
9917 * langhooks.h (struct lang_hooks): New hook.
9918 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
9919 (lang_independent_init): Don't default hook.
9921 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
9923 2002-03-27 Richard Henderson <rth@redhat.com>
9926 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
9927 TARGET_CONST_GP. Simplify conditions.
9929 2002-03-27 Richard Henderson <rth@redhat.com>
9931 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
9932 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
9933 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
9935 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
9937 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
9938 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
9939 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
9940 Remove unnecessary masks.
9941 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
9942 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
9943 -mwindows, -mdll switches and their negations.
9945 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
9947 * gcc-common.c (lang_mark_false_label_stack): Remove.
9948 * ggc.h (lang_mark_false_label_stack): Similarly.
9950 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
9952 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
9954 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
9955 or __rtems_ is defined.
9957 2002-03-26 Richard Henderson <rth@redhat.com>
9959 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
9960 if a non-trivial load was emitted.
9961 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
9962 in high+extra+low case.
9964 2002-03-26 Richard Henderson <rth@redhat.com>
9966 * config.gcc (sparc*-solaris): Use float_format=sparc.
9968 2002-03-26 Richard Henderson <rth@redhat.com>
9970 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
9971 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
9972 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
9973 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
9974 (WINT_TYPE_SIZE): Fix at 32.
9976 2002-03-26 Richard Henderson <rth@redhat.com>
9978 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
9979 until after eh landing pad generation.
9980 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
9981 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
9983 2002-03-26 Richard Henderson <rth@redhat.com>
9985 * expr.h (ADD_PARM_SIZE): One more convert for INC.
9987 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
9989 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
9990 and warning switches.
9991 (cc1_options): Likewise.
9993 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
9995 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
9996 Restore more of the signal context. Set no_reg_stack_frame.
9997 * config/ia64/unwind-ia64.c (unw_state_record):
9998 Add no_reg_stack_frame, comments.
9999 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
10000 (uw_update_context): Adjust bsp when unwinding from leaf,
10001 but not signal frame.
10003 2002-03-26 David Edelsohn <edelsohn@gnu.org>
10005 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
10007 2002-03-26 Bob Wilson <bob.wilson@acm.org>
10009 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
10011 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
10014 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
10015 "Add a pool_range attribute", which was lost during the ARM/Thumb
10018 2002-03-26 Bob Wilson <bob.wilson@acm.org>
10020 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
10021 a register into the MAC16 accumulator.
10023 2002-03-26 Andrew Cagney <ac131313@redhat.com>
10025 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
10026 (Warning Options): Document -Wswitch-enum.
10027 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
10029 (warn_switch_enum): Define variables.
10030 * flags.h (warn_switch_enum): Declare variables.
10031 * stmt.c (expand_end_case_type): When warn_switch_enum /
10032 -Wswitch-enum, perform switch checks.
10035 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
10037 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
10038 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
10039 (reload_muladdsi_compare0_scratch): Delete.
10041 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
10043 * doc/install.texi (*-*-freebsd*): Update.
10045 2002-03-26 Richard Henderson <rth@redhat.com>
10047 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
10048 (SUB_PARM_SIZE): Cast DEC to ssizetype.
10050 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
10051 types from the normal argument frame.
10053 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
10054 variable sized objects by reference.
10055 (sparc_va_arg): Receive them by reference too.
10057 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
10059 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
10060 code to not restoring global registers.
10062 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
10064 * Makefile.in (ggc-common.o): Update.
10065 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
10066 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
10067 * c-tree.h (c_mark_tree): New.
10068 * ggc-common.c: Include langhooks.h.
10069 (gcc_mark_trees): Use new langhook.
10070 * ggc-callbacks.c: Delete file.
10071 * ggc.h (lang_mark_tree): Remove.
10072 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
10073 (LANG_HOOKS_INITIALIZER): Update.
10074 * langhooks.h (struct lang_hooks): New hook.
10076 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
10078 2002-03-25 Zack Weinberg <zack@codesourcery.com>
10080 * doc/cpp.texi: Exclude entire Top node from printed manual.
10081 Move option index after directive index. Insert page breaks
10082 before GFDL and concept index. Index environment variables
10083 with command line options.
10084 * doc/cppenv.texi: Use @vtable for environment variable list.
10085 Add paragraph explaining semantics of empty elements in path
10086 variables. Exclude a cross-reference to Fishkill from the
10087 manpage. Remove an unnecessary cross-reference of the entry
10088 right above the referer. Don't use @anchor in text that goes
10090 * doc/cppopts.texi: Cross-reference the environment variables
10091 section, not the specific environment variable, for consistency.
10093 2002-03-25 Richard Henderson <rth@redhat.com>
10095 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
10096 anywhere in the block. Don't refer to insns that have been
10097 removed from the chain. Iterate backward through the new insns.
10098 Don't refer to edges that have been removed.
10100 2002-03-26 Alan Modra <amodra@bigpond.net.au>
10102 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
10103 test for overflow of constant.
10105 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
10108 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
10109 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
10110 these patterns on arm_archv4.
10112 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
10114 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
10117 2002-03-25 Zack Weinberg <zack@codesourcery.com>
10119 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
10120 float_handled, float_handler, float_signal, set_float_handler,
10121 and do_float_handler. Set handler for SIGFPE to crash_signal.
10122 * toplev.h: Don't prototype do_float_handler.
10124 * c-lex.c: Fold parse_float into lex_number. Make warning
10125 about portability of hex float constants more informative, and
10126 don't issue it on top of a syntax error.
10127 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
10129 * real.h: Define REAL_VALUE_ABS here...
10130 * simplify-rtx.c: ... not here. Fold check_fold_consts,
10131 simplify_unary_real, simplify_binary_real, and
10132 simplify_binary_is2orm1 into their callers.
10133 * tree.c: Fold build_real_from_int_cst_1 into caller.
10135 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
10137 * tsystem.h: Include float.h here...
10138 * libgcc2.c: ... not here.
10140 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
10142 Fixes for: PR bootstrap/3591, target/5676
10143 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
10144 defined. Do not disable exceptions or rtti.
10145 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
10146 mcore.h. Disable exceptions and rtti, since they are not
10149 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
10151 * c-decl.c (maybe_build_cleanup): Remove.
10152 * expr.c (expand_expr): Use langhook.
10153 * langhooks-def.h (lhd_return_null_tree,
10154 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
10155 (LANGHOOKS_INITIALIZER): Update.
10156 * langhooks.c (lhd_return_null_tree): New.
10157 * langhooks.h (struct lang_hooks): New hook.
10158 * tree-inline.c (initialize_inlined_parameters): Use langhook.
10159 * tree.h (maybe_build_cleanup): Remove.
10161 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10163 * regrename.c (build_def_use): Move recog_memoized
10164 before extract_insn.
10166 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10169 * expr.c (emit_group_store): Handle storing into CONCAT.
10171 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10173 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
10174 corresponding MATCH_DUP.
10176 2002-03-24 Richard Henderson <rth@redhat.com>
10178 * unroll.c (unroll_loop): Zero label_map.
10180 * gcse.c: Include except.h.
10181 * Makefile.in (gcse.o): Update.
10183 2002-03-24 Richard Henderson <rth@redhat.com>
10185 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
10186 Do resolve_unique_section before shared data clause.
10188 2002-03-24 Richard Henderson <rth@redhat.com>
10190 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
10192 2002-03-24 Richard Henderson <rth@redhat.com>
10194 * recog.c (peephole2_optimize): Split blocks when EH insns are
10195 generated in the middle of a block. Do global life update if
10198 2002-03-24 Richard Henderson <rth@redhat.com>
10200 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
10202 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10205 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
10206 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
10207 (init_dependency_output): Don't make no_output decision here.
10209 2002-03-24 Andrew Cagney <ac131313@redhat.com>
10211 * stmt.c (check_for_full_enumeration_handling): Remove tests of
10212 warn_switch. Update description.
10213 (expand_end_case_type): Call check_for_full_enumeration_handling
10216 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10218 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
10219 (m68hc11_split_move): Call it to see if the source and destination
10220 operands use the same direction auto inc/dec mode, otherwise make the
10221 source an offsetable memory operand and generate an add.
10223 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10225 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
10226 register for operand 2.
10227 ("*subsi3_zero_extendqi"): Likewise.
10228 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
10229 bits so that it is compatible with a pop.
10230 ("*andhi3_gen"): Likewise.
10231 ("xorhi3"): Likewise.
10233 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10235 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
10237 (cpp_post_options): ... not here.
10239 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10240 Aldy Hernandez <aldyh@redhat.com>
10242 Removal of separate preprocessor cpp0.
10244 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
10245 cpp0, install-common): Update.
10246 * c-common.c (flag_preprocess_only): New.
10247 (c_common_init): Preprocess for -E.
10248 * c-common.h (flag_preprocess_only): New.
10249 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
10250 * c-objc-common.c (c_init_decl_processing): Exit quickly
10251 for NULL return from c_common_init.
10252 * cpplib.h (cpp_preprocess_file): New.
10253 * cppmain.c (main, general_init, pfile, progname): Remove.
10254 (do_preprocessing): Rename cpp_preprocess_file, don't call
10255 cpp_finish. Don't close stdout here.
10256 (setup_callbacks): Update prototype.
10257 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
10259 * tradcpp.c (main): Ignore -quiet.
10261 * lang-specs.h (default_compilers): Preprocess with cc1obj.
10263 2002-03-24 Richard Henderson <rth@redhat.com>
10265 PR optimization/5742
10266 * machmode.def: Add inner mode field to complex modes.
10267 * config/mips/mips.c (mips_function_value): Always define. Add
10268 new argument to handle libcalls.
10269 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
10270 (FUNCTION_VALUE): Likewise.
10271 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
10272 * config/mips/mips-protos.h: Update.
10274 2002-03-23 Richard Henderson <rth@redhat.com>
10276 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
10277 * config/sparc/sparc-protos.h: Update.
10278 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
10280 2002-03-23 Richard Henderson <rth@redhat.com>
10282 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
10283 _start or _init begins the text segment.
10285 2002-03-23 David Edelsohn <edelsohn@gnu.org>
10287 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
10288 not HOST_WIDEST_INT.
10289 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
10291 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
10294 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
10295 operand argument to output_return_instruction.
10296 * arm.c (arm_print_operand, case 'd'): If the operand is
10297 const_true_rtx then just return.
10298 (arm_print_operand, case 'D'): If the operand is const_true_rtx
10301 2002-03-23 Andrew Cagney <ac131313@redhat.com>
10303 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
10304 (Warning Options): Document -Wswitch-default.
10305 * toplev.c (W_options): Add -Wswitch-default. Update comment on
10307 (warn_switch_default): Define variable.
10308 (warn_switch): Update comment.
10309 * flags.h (warn_switch_default): Declare variable.
10310 (warn_switch): Update comment.
10311 * stmt.c (expand_end_case): Check for and, when
10312 warn_switch_no_default, warn of a missing default case.
10314 2002-03-23 Alan Modra <amodra@bigpond.net.au>
10316 * real.h (N): Special case 128 bit doubles.
10318 * combine.c (simplify_comparison): When widening modes, ignore
10319 sign extension on CONST_INTs.
10321 2002-03-22 Bob Wilson <bob.wilson@acm.org>
10323 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
10324 passed to adjust_address. Fix comment formatting.
10327 2002-03-22 Zack Weinberg <zack@codesourcery.com>
10329 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
10330 Always make REAL_VALUE_TYPE a struct containing an array of
10331 HOST_WIDE_INT, not a double. Tidy up the code deciding how
10332 big it is. Don't declare or use union real_extract.
10334 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
10335 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
10336 (print_operand), config/arm/arm.c (output_move_double),
10337 config/arm/arm.md (consttable_4, consttable_8),
10338 config/romp/romp.c (output_fpops), config/s390/s390.h
10339 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
10340 (xtensa_output_literal): Don't use union real_extract.
10342 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
10343 (sfmode_constant_to_ulong), config/ns32k/merlin.h
10344 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
10345 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
10346 (PRINT_OPERAND): Don't use local version of union
10349 * config/convex/convex.c (check_float_value), config/vax/vax.c
10350 (vax_float_literal), config/m88k/m88k.md (divdf3),
10351 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
10352 config/pdp11/pdp11.c (output_move_quad): Don't do host
10353 arithmetic on target floating point quantities.
10355 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
10356 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
10358 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
10359 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
10361 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
10362 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
10364 * print-rtl.c (print_rtx): Disable code which needs
10365 floating-point emulator.
10366 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
10367 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
10368 depending on HOST_FLOAT_FORMAT to be defined properly.
10370 * config/1750a/1750a.c (get_double, float_label): Delete.
10371 (print_operand): Delete huge commented-out chunk. Use
10372 REAL_VALUE_TO_DECIMAL.
10373 * config/1750a/1750a-protos.h: Delete prototypes of deleted
10375 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
10377 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
10378 Use REAL_VALUE_TO_DECIMAL as ELF version does.
10379 * config/m88k/m88k.c (real_power_of_2_operand,
10380 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
10381 real_extract out of the union; run the input through
10382 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
10383 from that into the union.
10384 * config/pdp11/pdp11.c (output_move_double): Rearrange
10385 parentheses to make automatic indenter happy.
10387 * doc/tm.texi (Cross-compilation): Rename node to "Floating
10388 Point" and rewrite to describe current situation. Also adjust
10389 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
10391 * doc/rtl.texi: Adjust cross reference.
10393 2002-03-22 Bob Wilson <bob.wilson@acm.org>
10395 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
10396 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
10397 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
10398 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
10399 prevent use of sp as a reload register.
10400 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
10401 non_acc_reg_operand.
10402 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
10403 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
10404 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10405 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
10407 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
10409 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
10410 * cpplex.c (unterminated): Delete.
10411 (parse_string): No string literal may extend over multiple
10412 lines. Suppress the error when preprocessing assembly.
10413 * cppmain.c (scan_translation_unit): Strings are single-line.
10415 * doc/cpp.texi: Update to match.
10417 2002-03-22 Jakub Jelinek <jakub@redhat.com>
10419 PR optimization/5854
10420 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
10422 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
10423 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
10424 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
10425 const0 if scratch register was not allocated.
10426 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
10427 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
10428 with GEN_INT (...).
10429 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
10430 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
10431 with GEN_INT (...) everywhere. Remove constraints in define_split
10433 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
10434 require scratch register for setting 0 into regs/non-pushable memory.
10436 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
10438 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
10439 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
10441 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
10443 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
10444 * cppinit.c (cpp_create_reader): On by default.
10445 (cpp_handle_option): Handle -W[no-]endif-labels.
10446 (cpp_post_options): Also enable if -pedantic.
10447 * cpplib.c (do_else): Use it.
10448 (do_endif): Likewise.
10449 * doc/cppopts.texi: Document new option.
10450 * doc/invoke.texi: Document new option.
10452 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
10454 * config/i386/i386.c, config/i386/i386.md: Change all occurences
10455 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
10457 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
10459 * flow.c (calculate_global_regs_live): Clear aux fields of
10462 2002-03-22 Jakub Jelinek <jakub@redhat.com>
10464 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
10465 REG or MEM subregs, pass rtx * instead of rtx to it.
10466 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
10467 rtx * instead of rtx to alter_subreg.
10468 * config/m32r/m32r.c (gen_split_move_double): Likewise.
10469 * config/pj/pj.c (pj_output_rval): Likewise.
10471 2002-03-22 Richard Henderson <rth@redhat.com>
10474 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
10475 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
10476 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
10477 (ia64_expand_prologue): Look at int_regs, not words, for number
10478 of incomming int regs.
10480 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
10482 * expr.c (expand_expr): A RESULT_DECL is part of a call.
10484 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
10486 * toplev.c (flag_loop_optimize, flag_crossjumping):
10487 New static variables.
10488 (rest_of_compilation): Conditionalize crossjumping and
10490 (parse_options_and_default_flags): Default loop_optimize and
10492 (lang_independent_options): Add -fcrossjumping and -floop-optimize
10493 * invoke.texi (crossjumping, loop-optimize): Document.
10495 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10497 * real.c (eiisneg): Move outside #ifdef NANS.
10499 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
10501 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
10502 frequencies match; avoid match on different loop depths.
10503 (try_crossjump_to_bb): Kill tests that no longer brings time
10505 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
10507 (split_edge): Likewise.
10509 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
10512 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
10513 * cfgrtl.c: Include insn-config.h
10514 (split_block) Dirtify block in presence of conditional execution
10516 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10518 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
10519 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
10520 (function_arg): Constify CUMULATIVE_ARGS.
10521 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
10522 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
10523 (UNITS_PER_DOUBLE): New macro.
10524 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
10525 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
10526 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
10527 fp_regs and stack_words.
10528 (EABI_FLOAT_VARARGS_P): New macro.
10529 * config/mips/mips.c (struct mips_arg_info): New.
10530 (mips_arg_info): New function.
10531 (function_arg_advance): Use it. Add adjustment instructions here
10532 rather than in function_arg.
10533 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
10534 for VOIDmode at the beginning of the function.
10535 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
10536 (function_arg_pass_by_reference): Likewise.
10537 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
10538 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
10539 (mips_va_start): Likewise. Use the new stack_words field of
10540 CUMULATIVE_ARGS to set up overflow area. Reformat.
10541 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
10542 doubles and other types, aligning the overflow pointer for non-doubles
10543 too. Remove some code duplication. Replace hard-coded constants.
10545 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10547 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
10548 (CLASS_UNITS): Undefine.
10549 (CLASS_MAX_NREGS): Use FP_INC.
10550 * config/mips/mips.c (compute_frame_size): Likewise.
10551 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
10553 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
10555 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
10556 prototype, and handle lexing numbers and identifiers.
10557 (parse_identifier): Update to new form of parse_slow.
10558 (parse_number): Fast path only, use parse_slow otherwise.
10559 (_cpp_lex_direct): Update calls to parse_number.
10561 2002-03-21 DJ Delorie <dj@redhat.com>
10563 * bb-reorder.c (make_reorder_chain_1): Protect against
10564 when redundant edges are omitted.
10565 * predict.c (dump_prediction): Likewise.
10567 2002-03-21 Richard Henderson <rth@redhat.com>
10570 * fixinc/inclhack.def (solaris_stdio_tag): New.
10571 * fixinc/fixincl.x: Regenerate.
10573 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
10576 * c-typeck.c (process_init_element): Flag non-static
10577 initialization of a flexible array member as illegal.
10579 2002-03-22 Alan Modra <amodra@bigpond.net.au>
10581 * config/rs6000/t-linux64: New.
10582 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
10583 t-ppccomm. Use t-rs6000 and t-linux64.
10584 (powerpc64-*-gnu* <tmake_file>): Likewise.
10585 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
10586 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
10587 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
10589 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
10591 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
10592 flag_really_no_inline instead of optimize == 0.
10594 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
10596 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
10598 * flags.h (flag_really_no_inline): New.
10600 * c-common.c (c_common_post_options): Initialize
10601 flag_really_no_inline.
10603 * toplev.c (flag_really_no_inline): New.
10605 2002-03-21 Jakub Jelinek <jakub@redhat.com>
10607 * config/avr/avr.md (length): Fix length computation for
10608 conditional branches.
10610 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
10612 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
10613 sdbout.o, profile.o): Update.
10614 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
10616 * c-common.h (gettags): Move here from tree.h.
10617 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
10618 insert_block, getdecls, kept_level_p, global_bindings_p): New.
10619 * dbxout.c (dbxout_init): Use getdecls langhook.
10620 * expr.c (expand_expr): Use insert_block langhook.
10621 * fold-const.c: Include langhooks.h.
10622 (fold_range_test, fold_binary_op_with_conditional_arg,
10623 fold): Use global_bindings_p langhook.
10624 * integrate.c (expand_inline_function): Use insert_block langhook.
10625 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
10626 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
10627 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
10628 LANG_HOOKS_GETDECLS): New.
10629 (LANG_HOOKS_INITIALIZER): Update.
10630 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
10632 * langhooks.h (struct lang_hooks_for_decls): New.
10633 (struct lang_hooks): Update.
10634 * profile.c: Include langhooks.h.
10635 (output_func_start_profiler): Use new langhooks.
10636 * sdbout.c: Include langhooks.h.
10637 (sdbout_init, sdbout_finish): Use getdecls langhook.
10638 * stmt.c: Include langhooks.h.
10639 (expand_fixup, fixup_gotos): Use new langhooks.
10640 * stor-layout.c: Include langhooks.h.
10641 (variable_size): Use global_bindings_p langhook.
10642 * toplev.c (compile_file): Use getdecls langhook.
10643 * tree-inline.c (remap_block): Use insert_block langhook.
10644 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
10645 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
10647 2002-03-21 Richard Henderson <rth@redhat.com>
10649 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
10650 constants in .data when -fpic.
10652 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10654 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
10657 2002-03-21 Tom Tromey <tromey@redhat.com>
10659 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
10661 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10663 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
10665 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
10667 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
10668 Richard Henderson <rth@redhat.com>
10671 * c-common.c (c_expand_expr): Preserve result of a statement
10672 expression if needed.
10674 2002-03-21 Jakub Jelinek <jakub@redhat.com>
10677 * genrecog.c (maybe_both_true_mode): Remove.
10678 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
10679 * machmode.def (Pmode): Likewise.
10681 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
10683 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
10684 (nonlocal_mentioned_p_1): New function.
10685 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
10686 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
10687 (mark_constant_function): Recognize pure functions.
10688 * rtl.h (global_reg_mentioned_p): New prototype.
10689 * rtlanal.c (global_reg_mentioned_p,
10690 global_reg_mentioned_p_1): New function.
10692 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10694 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
10696 * fixinc/fixincl.x: Regenerate.
10698 2002-03-20 Jason Merrill <jason@redhat.com>
10700 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
10702 2002-03-20 Michael Meissner <meissner@redhat.com>
10704 * doc/invoke.texi (Optimize Options): Document that -O2 sets
10707 2002-03-20 Bob Wilson <bob.wilson@acm.org>
10709 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
10710 ".literal_position" directive before the constant pool.
10712 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10714 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
10715 Add Craig Rodrigues.
10716 Add Brad Lucier to testers.
10718 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10721 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
10723 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
10724 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
10725 instead of insn_extract.
10727 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10730 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
10732 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
10733 stmt if some case has been output.
10735 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10738 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
10739 movsfcc_1, movdfcc_1): Add %O2.
10740 * config/i386/i386.c (print_operand): Handle %ON.
10741 Print . before float condition codes in Sun as cmov syntax.
10742 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
10743 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
10746 2002-03-20 Philip Blundell <pb@nexus.co.uk>
10748 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
10749 return instruction if PC was popped.
10751 2002-03-20 Bob Wilson <bob.wilson@acm.org>
10753 * config/xtensa/xtensa.md: Remove unused type attributes.
10754 (adddi_carry, subddi_carry): Change type attribute to "multi".
10756 2002-03-19 Dale Johannesen <dalej@apple.com>
10758 PR optimization/5999, middle-end/5731
10759 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
10760 multiplications by reciprocals.
10762 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
10764 * Makefile.in: Update.
10765 * c-common.c: Include langhooks.h.
10766 (inline_forbidden_p): Use new hook.
10767 * diagnostic.c: Include langhooks.h.
10768 (format_with_decl, announce_function,
10769 default_print_error_function): Use new hook.
10770 * dwarf2out.c (dwarf2_name): Use new hook.
10771 * function.c: Include langhooks.h.
10772 (init_function_start): Use new hook.
10773 * langhooks-def.h (lhd_decl_printable_name): New.
10774 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
10775 (LANGHOOKS_INITIALIZER): Update.
10776 * langhooks.c (lhd_decl_printable_name): New.
10777 * langhooks.h (struct lang_hooks): New hook.
10778 * toplev.c (decl_name, decl_printable_name): Remove.
10779 (open_dump_file): Use new hook.
10780 (process_options): Remove old hook.
10781 * tree.h (decl_printable_name): Remove.
10783 * objc-act.c (objc_init): Remove old hook.
10784 (objc_printable_name): Export.
10785 * objc-act.h (objc_printable_name): New.
10786 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
10788 2002-03-19 Jim Blandy <jimb@redhat.com>
10790 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
10791 the start_source_file debug hook, not the current line number.
10793 2002-03-19 Richard Henderson <rth@redhat.com>
10795 * flow.c (EH_USES): Provide default.
10796 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
10797 * doc/tm.texi (EH_USES): New.
10799 * config/ia64/ia64.c (ia64_eh_uses): New.
10800 * config/ia64/ia64-protos.h: Update.
10801 * config/ia64/ia64.h (EH_USES): New.
10803 2002-03-19 Richard Henderson <rth@redhat.com>
10805 * varasm.c (output_constant_def): Fix stupid typo.
10807 2002-03-19 Richard Henderson <rth@redhat.com>
10810 * except.c (current_function_has_exception_handlers): New.
10811 * except.h: Declare it.
10812 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
10813 Combine tests that disable all sibcalls for the function.
10815 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
10817 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
10820 2002-03-19 Richard Henderson <rth@redhat.com>
10823 * config/ia64/ia64.c: Revert 2002-03-01 patch.
10824 * config/ia64/ia64.h (INIT_EXPANDERS): New.
10826 2002-03-19 Jim Blandy <jimb@redhat.com>
10828 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
10829 name, even if the replacement list contains no tokens, as required
10832 2002-03-19 Jason Merrill <jason@redhat.com>
10834 * varasm.c (globalize_decl): Get the name from the RTL, not
10835 DECL_ASSEMBLER_NAME.
10837 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
10839 2002-03-19 Bob Wilson <bob.wilson@acm.org>
10841 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
10842 subdi_carry): Define.
10844 2002-03-19 David Edelsohn <edelsohn@gnu.org>
10846 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
10847 about -fpic/-fPIC if extra_warnings set.
10849 2002-03-19 David Edelsohn <edelsohn@gnu.org>
10851 * expr.c (expand_expr): Sign-extend CONST_INT generated from
10852 TREE_STRING_POINTER.
10853 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
10855 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10857 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
10858 in favor of SP if FRAME_POINTER_REQUIRED is false.
10860 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
10862 * emit-rtl.c (gen_int_mode): New function.
10863 * rtl.h: Prototype for it.
10864 * combine.c (make_extraction, simplify_comparison), expmed.c
10865 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
10866 (convert_modes, store_field), optabs.c (expand_fix),
10867 simplify-rtx.c (neg_const_int, simplify_unary_real),
10869 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
10870 Use it instead of GEN_INT (trunc_int_for_mode (...)).
10872 2002-03-19 Jakub Jelinek <jakub@redhat.com>
10875 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
10876 convert_parm_for_inlining.
10877 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10879 * langhooks-def.h: Likewise.
10880 * objc/objc-lang.c: Likewise.
10881 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
10883 * tree-inline.c (initialize_inlined_parameters):
10884 Call convert_parm_for_inlining lang hook if needed.
10885 * c-typeck.c (c_convert_parm_for_inlining): New function.
10886 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
10888 2002-03-18 Mark Mitchell <mark@codesourcery.com>
10890 * calls.c (precompute_arguments): Do not assume that temporaries
10891 can be destroyed after expanding the argument.
10892 (expand_call): Likewise.
10894 2002-03-15 Eric Christopher <echristo@redhat.com>
10896 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
10897 Fix register preference on last change.
10898 * config/mips/mips.c (mips_return_in_memory): New function.
10899 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
10900 * config/mips/mips-protos.h: Declare.
10901 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
10902 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
10904 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
10906 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
10908 (anddi3, iorsi3): Likewise.
10910 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
10911 use %gprel for symbols that are going to be placed in linkonce
10914 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
10915 RETURN_ADDRESS_POINTER_REGNUM to $ra.
10916 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
10917 not needed. Disregard leaf_function_p().
10918 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
10919 mips16 frame pointer.
10920 * config/mips/mips.md (store ra): Only to small SP offsets.
10921 2001-08-22 Graham Stott <grahams@redhat.com>
10922 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
10923 return a REG rtx for the return address register.
10925 2002-03-18 Bob Wilson <bob.wilson@acm.org>
10927 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
10928 constant-pool addresses as "mode-dependent".
10929 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
10931 2002-03-18 Jakub Jelinek <jakub@redhat.com>
10934 * expr.c (emit_group_load): Use extract_bit_field if
10935 needed for CONCAT arguments.
10937 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
10940 * arm.md (tablejump): Make this a define_expand. For PIC add the
10941 offset to the base of the table.
10942 (thumb_tablejump): Matcher for Thumb tablejump insn.
10943 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
10944 as the difference of two labels.
10945 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
10946 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
10947 tables in the code.
10948 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
10949 * arm.c (get_jump_table_size): If the table is not in the text
10950 section, return zero.
10952 2002-03-18 Bernd Schmidt <bernds@redhat.com>
10954 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
10956 (arm_reload_out_hi): Use gen_lowpart instead of
10957 gen_rtx_SUBREG to access QImode components.
10958 * config/arm/arm.md: Disable zero_extend split for QImode
10959 subregs in BIG_ENDIAN mode.
10960 (storehi_bigend): Match use of least significant byte.
10961 (storeinthi): Remove extraneous SUBREG.
10962 Add missing construction of operands[2].
10963 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
10964 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
10965 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
10967 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
10969 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
10972 2002-03-17 Richard Henderson <rth@redhat.com>
10974 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
10977 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
10979 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
10980 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
10982 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10984 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
10986 * predict.c (estimate_bb_frequencies): Delete unused variables.
10988 2002-03-17 Richard Henderson <rth@redhat.com>
10990 * config/ia64/ia64.c (ia64_attribute_table): Move before
10991 targetm definition. Make static.
10993 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
10995 * c-common.h (yyparse, c_common_parse_file): New.
10996 * c-lang.c: Include c-common.h.
10997 (LANG_HOOKS_PARSE_FILE): Redefine.
10998 * c-lex.c: Include c-common.h.
10999 (yyparse): Rename c_common_parse_file. Call yyparse.
11000 * c-parse.in (yyparse): Remove macro.
11001 * c-tree.h (yyparse_1): Remove.
11002 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
11003 (LANG_HOOKS_INITIALIZER): Update.
11004 * langhooks.h (struct lang_hoooks): New hook parse_file.
11005 * toplev.c (compile_file): Use parse_file hook.
11006 * tree.h (yyparse): Remove.
11007 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
11009 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
11011 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
11012 float_truncate, not fix.
11013 ("*truncdfsf2_real"): Ditto.
11014 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
11016 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
11018 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
11020 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
11021 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
11022 where appropriate. Make the second reference to
11023 leaf_function_p a function call, as intended. Reindented.
11025 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
11026 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
11028 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
11029 add register to non-constant into sp.
11031 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
11032 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
11033 (mips16_gp_pseudo_rtx): Lose.
11034 (INIT_EXPANDERS): Deleted.
11035 * config/mips/mips.c (mips_init_machine_status): New.
11036 (mips_free_machine_status): New.
11037 (mips_mark_machine_status): New.
11038 (override_options): Set them.
11039 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
11040 (struct machine_function): ... new. Replaced all references.
11041 (mips_add_gc_roots): Don't mark them.
11042 (embedded_pic_fnaddr_reg): New, extracted from...
11043 (embedded_pic_offset): ... here.
11044 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
11047 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
11049 * cppinit.c: Revert -MD removal.
11051 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11053 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
11054 soft registers by default for 68HC12.
11055 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
11056 when compiling with -fomit-frame-pointer.
11057 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
11058 (expand_epilogue): Likewise.
11059 (m68hc11_gen_rotate): Use exg when rotating by 8.
11061 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11063 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
11064 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
11065 (splits): Remove unused add splits.
11066 ("*addhi3_68hc12"): Tune constraints.
11067 ("addhi_sp"): Try to use X instead of Y in all cases and if the
11068 constant fits in 8-bits and D is dead use abx/aby instructions.
11069 ("*addhi3"): Remove extern declaration of ix_reg.
11070 ("*subsi3"): Optimize and provide new split.
11071 ("subhi3"): Cleanup.
11072 ("*subhi3_sp"): Avoid saving X if we know it is dead.
11073 (arith splits): For 68hc12 save the address register on the stack
11074 and do the arithmetic operation with a pop.
11076 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11078 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
11079 allocating QImode in address registers.
11080 ("*movqi_m68hc11"): Likewise.
11082 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
11084 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
11086 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
11088 * cppinit.c (print_help): Display -MD and -MMD.
11089 Don't display usage string. Update assertion syntax and
11091 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
11092 (cpp_handle_option): Update.
11094 2002-03-15 Chris Demetriou <cgd@broadcom.com>
11096 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
11097 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
11098 and define it so that regardless of target CPU size,
11099 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
11100 of "int" rather than "long."
11102 2002-03-15 Richard Henderson <rth@redhat.com>
11104 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
11107 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11109 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
11110 ("tstqi" split): Avoid using memory for tstqi on address register.
11111 (splits): Remove constraints.
11112 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
11113 ("cmpdf", "cmpsf"): Remove since not used.
11114 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
11115 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
11117 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11119 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
11120 ("neghi2"): Tighten constraints.
11121 ("one_cmplsi2"): Optimize and simplify split.
11122 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
11124 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11126 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
11127 and split of AND operation to clear the upper bits.
11128 ("*logicalsi3_zextqi"): Likewise.
11129 ("*logicallhi3_zexthi_ashift8"): Likewise.
11130 ("*logicalsi3_silshr16"): Likewise.
11131 ("logicalsi3_silshl16"): Likewise.
11132 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
11134 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11136 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
11137 (m68hc11_indirect_p): New function.
11138 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
11139 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
11141 (asm_print_register): Likewise.
11142 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
11143 (m68hc11_indirect_p): Declare.
11144 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
11145 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
11146 (TARGET_SWITCHES): New option -mrelax.
11147 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
11149 ("iorsi3", "xorsi3"): Likewise.
11150 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
11151 ("*andhi3_mem"): New to handle destination in memory with bclr
11152 and a scratch register.
11153 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
11154 ("*andhi3_const"): New when operand2 is constant.
11155 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
11156 ("*andhi3_gen"): Cleanup of the old "andhi3".
11157 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
11158 ("xorqi3"): Update constraints.
11160 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11162 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
11163 for reg_equiv_memory_loc when the operand is a register that does
11164 not get a hard register (stack location).
11165 (tst_operand): After reload, accept all memory operand.
11166 (symbolic_memory_operand): Fix detection of symbolic references.
11167 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
11168 accept symbols and any constant.
11170 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11172 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
11173 note on the insn that sets the soft frame register.
11174 (must_parenthesize): ix and iy are also reserved names.
11175 (print_operand_address): One more place where parenthesis are required
11176 to avoid confusion with register names.
11177 (m68hc11_gen_movhi): Allow push of stack pointer.
11178 (m68hc11_check_z_replacement): Fix handling of parallel with a
11180 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
11181 the replacement register is.
11182 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
11183 and D8_REGS classes.
11184 (MODES_TIEABLE_P): All modes are tieable except QImode.
11186 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11188 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
11189 (___subdi3): Likewise.
11190 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
11191 (__map_data_section): Optimize 68hc11 case.
11193 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11195 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
11196 than a shift to avoid adding a register with itself.
11197 (m68hc11_memory_move_cost): Take into account NO_REGS.
11198 (m68hc11_register_move_cost): Update and use memory move cost
11199 for soft registers.
11200 (m68hc11_address_cost): Make cost of valid offset not 0 so that
11201 it gives more opportunities to cse to optimize.
11202 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
11203 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
11205 2002-03-15 Mark Mitchell <mark@codesourcery.com>
11207 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
11208 * c-common.def (CLEANUP_STMT): New tree node.
11209 * c-common.h (CLEANUP_DECL): New macro.
11210 (CLEANUP_EXPR): Likewise.
11211 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
11212 * expr.c (expand_expr): Tidy.
11213 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
11214 * tree-inline.c (initialize_inlined_parameters): Clean up
11215 new local variables.
11217 2002-03-15 Jakub Jelinek <jakub@redhat.com>
11220 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
11221 before movrXX only, use reg_overlap_mentioned_p.
11222 Only special case NE if just one insn can be generated.
11224 2002-03-15 Jason Merrill <jason@redhat.com>
11226 * varasm.c (assemble_variable): Call resolve_unique_section before
11227 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
11228 of error_mark_node.
11230 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
11233 * arm.md (split pattern for thumb shiftable immediates): Add comment
11234 explaining non-obvious test.
11236 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
11239 * arm.md (movaddr, movaddr_insn): Delete.
11241 2002-03-15 Jason Merrill <jason@redhat.com>
11243 * toplev.c (wrapup_global_declarations): Clarify variable handling.
11244 -fkeep-static-consts doesn't apply to comdats.
11246 2002-03-14 Richard Henderson <rth@redhat.com>
11248 * c-decl.c: Include c-pragma.h.
11249 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
11250 (finish_function): Tidy.
11251 * c-pragma.c: Include c-common.h.
11252 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
11253 (handle_pragma_weak): Use them.
11254 (init_pragma): Register pending_weaks.
11255 * c-pragma.h (maybe_apply_pragma_weak): Declare.
11256 * print-tree.c (print_node): Print DECL_WEAK.
11257 * varasm.c (mark_weak_decls): Remove.
11258 (remove_from_pending_weak_list): Remove.
11259 (add_weak): Remove.
11260 (asm_emit_uninitialised): Call globalize_decl for weak commons.
11261 (weak_decls): Make a tree_list.
11262 (declare_weak): Cons weak_decls directly.
11263 (globalize_decl): Remove weak_decls elements directly.
11264 (weak_finish): Simplify weak_decls walk. Don't weaken unused
11265 symbols. Don't pretend to handle aliases.
11266 (init_varasm_once): Update weak_decls registry.
11267 * Makefile.in: Update dependencies.
11269 2002-03-14 Richard Henderson <rth@redhat.com>
11272 * config/ia64/ia64.c: Include tm_p.h last.
11273 (gen_nop_type): Remove duplicate definition.
11274 (cycle_end_fill_slots): Set sched_data for second L slot.
11275 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
11276 (nop_cycles_until): Fix typos.
11278 2002-03-15 Jakub Jelinek <jakub@redhat.com>
11280 PR optimization/5891
11281 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
11283 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
11285 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
11286 descriptors correctly.
11288 2002-03-14 Michael Meissner <meissner@redhat.com>
11290 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
11291 100, allowing MAX_UNROLLED_INSNS to be overridden.
11293 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
11296 * unroll.c (params.h): Include.
11297 (MAX_UNROLLED_INSNS): Delete, now in params.h.
11299 * doc/invoke.texi (--param max-unroll-insns): Document.
11301 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
11303 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
11305 * arm.md: Fix warnings about constraints in peepholes and splits.
11307 2002-03-14 Zack Weinberg <zack@codesourcery.com>
11309 * cpphash.h (struct lexer_state): Remove line_extension member.
11310 * cpplib.c (dequote_string, do_linemarker): New functions.
11311 (linemarker_dir): New data object.
11312 (DIRECTIVE_TABLE): No longer need to interpret #line in
11313 preprocessed source. Delete obsolete comment about return
11314 values of handlers.
11315 (end_directive, directive_diagnostics, _cpp_handle_directive):
11316 Don't muck with line_extension.
11317 (directive_diagnostics): No need to issue warnings for
11319 (_cpp_handle_directive): Issue warnings for linemarkers here,
11320 when appropriate. Dispatch linemarkers to do_linemarker, not
11322 (do_line): Code to handle linemarkers split out to do_linemarker.
11323 Convert escape sequences in filename argument, both places.
11325 * cppmacro.c (quote_string): Rename cpp_quote_string and
11326 export. All callers changed.
11327 * cpplib.h (cpp_quote_string): Prototype.
11328 * cppmain.c (print_line): Call cpp_quote_string on to_file
11329 before printing it.
11331 * doc/cpp.texi: Document that escapes are now interpreted in
11332 #line and in linemarkers, and that non-printing characters are
11333 converted to octal escapes when linemarkers are generated.
11335 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
11337 * emit-rtl.c (try_split): Use delete_insns.
11338 * recog.c (split_all_insns): Fix terminating condition.
11340 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
11341 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
11344 * arm.c (arm_output_epilogue): Fix floating-point register save
11345 adjustment when using a frame pointer.
11347 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
11349 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
11350 * config/mips/mips.c (compute_frame_size): Retrofit them here.
11351 (save_restore_insns, mips_expand_epilogue): And here.
11352 (build_mips16_call_stub): And here.
11353 (mips_function_value): Use the new macros to decide whether a single
11354 or complex float can be returned in floating-point registers. Return
11355 a parallel rtx in the complex case.
11357 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
11359 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
11360 call after liveness analysis.
11362 * recog.c (split_insn): Use delete_insn_and_edges.
11364 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
11365 instructions to have branch prediction notes.
11366 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
11368 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
11370 * configure.in: Don't pass -Wno-long-long to a ADA compiler
11371 that doesn't support it.
11372 * configure: Regenerate.
11374 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11377 * config/sparc/sparc.md (normal_branch, inverted_branch,
11378 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
11379 inverted_fp_branch): Adjust calls to output_cbranch.
11380 Set length attribute.
11381 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
11382 output_v9branch. Set length attribute.
11383 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
11385 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
11386 (output_cbranch): Likewise. Handle far branches.
11387 (output_v9branch): Handle far branches.
11388 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
11390 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
11391 noov_compare64_op predicates.
11393 2002-03-13 Jason Merrill <jason@redhat.com>
11395 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
11396 into the function and constify it.
11397 * gthr-dce.h, gthr-solaris.h: Likewise.
11399 2002-03-13 David Edelsohn <edelsohn@gnu.org>
11401 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
11402 * config/rs6000/rs6000.c (rs6000_va_arg): Use
11403 std_expand_builtin_va_arg if not ABI_V4.
11405 2002-03-13 Jason Merrill <jason@redhat.com>
11407 * varasm.c (globalize_decl): New fn.
11408 (assemble_start_function): Use it.
11409 (asm_emit_uninitialized): Use it.
11410 (assemble_alias): Use it.
11411 (assemble_variable): Use it.
11413 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
11415 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
11416 2002-03-12 internal visibility change.
11417 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
11418 visibility into SYMBOL_REF_FLAG.
11420 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
11422 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
11423 VOIDmode operand. Add compile-time optimization for constant results.
11425 2002-03-12 Jason Merrill <jason@redhat.com>
11427 * c-typeck.c (convert_for_assignment): Don't allow conversions
11428 between pointers and references. Only allow lvalues to convert to
11431 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
11433 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
11434 before prologue, to avoid scheduling problems.
11436 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11438 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11439 (ELIMINABLE_REGS): Add sfp->sp.
11440 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
11442 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11444 PR optimization/5892
11445 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
11447 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11449 * loop.c (basic_induction_var): Don't call convert_modes if mode
11450 classes are different.
11452 2002-03-12 Richard Henderson <rth@redhat.com>
11454 PR optimization/5901
11455 * function.c (reposition_prologue_and_epilogue_notes): Position
11456 the markers after/before the last/first insn not deleted.
11458 2002-03-12 Richard Henderson <rth@redhat.com>
11460 PR optimization/5878
11461 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
11462 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
11463 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
11465 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
11466 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
11467 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
11469 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
11470 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
11471 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
11472 also. Don't set it if not flag_pic.
11473 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
11474 to be INVALID_REGNUM when not used.
11476 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
11478 * expmed.c (store_bit_field): Reset alias set for memory.
11479 (extract_bit_field): Same.
11481 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11483 * c-common.c (c_tree_code_type, c_tree_code_length,
11484 c_tree_code_name, add_c_tree_codes): Delete.
11485 * c-common.h (add_c_tree_codes): Delete.
11486 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
11488 * c-objc-common.c (c_objc_common_init): Don't call
11489 add_c_tree_codes, instead set lang_unsafe_for_reeval.
11490 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
11491 objc_tree_code_name, add_objc_tree_codes): Delete.
11492 (objc_init): Don't call add_objc_tree_codes.
11493 * objc/objc-lang.c (tree_code_type, tree_code_length,
11494 tree_code_name): Define.
11495 * toplev.c (lang_independent_init): Don't set
11496 tree_code_length[IDENTIFIER_NODE].
11497 * tree.c (tree_code_type, tree_code_length, tree_code_name):
11498 Delete definitions, moved to language front-ends.
11499 * tree.def (IDENTIFIER_NODE): Hardwire the length.
11500 * tree.h (tree_code_type, tree_code_length, tree_code_name):
11502 (tree_code_length): Change type to unsigned char.
11504 2002-03-12 Richard Henderson <rth@redhat.com>
11506 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
11507 internal visibility change.
11509 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11511 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
11512 validize_mem() instead of change_address to avoid clobbering
11515 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
11517 * c-lex.h (position_after_whitespace): Remove.
11519 2002-03-12 Jakub Jelinek <jakub@redhat.com>
11521 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
11522 (lex_string): Use unsigned char pointers.
11524 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
11526 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
11527 is not a valid memory_operand.
11529 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11531 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
11532 * config/xtensa/lib1funcs.asm: Fix copyright to include
11533 special case for libgcc files.
11534 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
11535 (__divsi3): Likewise.
11536 (__umodsi3): Likewise.
11537 (__modsi3): Likewise.
11538 * config/xtensa/lib2funcs.S: Fix copyright to include
11539 special case for libgcc files.
11541 2002-03-12 Tom Rix <trix@redhat.com>
11543 * collect2.c (resolve_lib_name): Move outside of
11544 OBJECT_FORMAT_COFF ifdef.
11545 (ignore_library): Same.
11547 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11549 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
11551 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11553 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
11554 to function_section before writing out the constant pool.
11556 2002-03-12 David Edelsohn <edelsohn@gnu.org>
11558 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
11560 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
11562 2002-03-12 Alan Modra <amodra@bigpond.net.au>
11564 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
11565 (adddi3): Likewise.
11568 (cmpsi splitter): Likewise.
11569 (modsi3): Fail if <= 0.
11570 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
11571 redundant test when HOST_BITS_PER_WIDE_INT != 32.
11572 (reg_or_sub_cint64_operand): Likewise.
11573 (num_insns_constant_wide): Optimize sign extension.
11574 (rs6000_legitimize_address): Likewise.
11576 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
11578 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11579 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11581 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
11583 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
11584 address calculation.
11586 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
11588 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
11589 scratch register to DImode / TImode.
11590 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
11591 register used does not overlap the target.
11593 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11595 * Makefile.in (debug.o): Depend on debug.h.
11596 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
11597 * debug.c (do_nothing_debug_hooks): Likewise.
11598 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
11599 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
11600 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
11601 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
11602 * dwarfout.c (dwarf_debug_hooks): Likewise.
11603 * integrate.c (output_inline_function): Likewise.
11604 * objc/objc-act.c (synth_module_prologue): Likewise.
11605 * sdbout.c (sdb_debug_hooks): Likewise.
11606 * toplev.c (debug_hooks): Likewise.
11607 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
11609 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11611 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
11612 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
11613 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
11614 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
11615 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
11616 * defaults.h (POINTER_SIZE): Define.
11617 * doc/tm.texi (POINTER_SIZE): Document default.
11619 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11621 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
11623 2002-03-11 Richard Henderson <rth@redhat.com>
11625 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
11626 if rebuild_label_notes_after_reload.
11628 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
11630 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
11631 emit pic register load if "internal" visibility.
11632 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
11633 (cris_expand_builtin_va_arg): Do all computations on trees.
11635 2002-03-11 Richard Henderson <rth@redhat.com>
11637 * rtlanal.c: Include recog.h.
11638 (keep_with_call_p): Fix thinko.
11639 * Makefile.in (rtlanal.o): Update dependencies.
11641 2002-03-11 Chris Meyer <cmeyer@gatan.com>
11643 * genflags.c (gen_insn): Use IS_VSPACE.
11644 * genoutput.c (output_insn_data): Likewise.
11645 (process_template): Likewise.
11647 2002-03-11 Richard Henderson <rth@redhat.com>
11649 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
11651 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
11653 * Makefile.in: Update.
11654 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
11655 Update documentation.
11656 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
11657 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
11659 2002-03-11 Zack Weinberg <zack@codesourcery.com>
11661 * Makefile.in: Give texi2pod its input file as a command line
11662 argument, not on stdin.
11664 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
11665 Daniel Berlin <dan@dberlin.org>
11667 C++ alias analysis improvement.
11668 * alias.c (record_component_aliases): Record aliases for base
11671 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
11673 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
11675 2002-03-11 Douglas B Rupp <rupp@gnat.com>
11677 * toplev.c (vms_fopen): Remove, not needed.
11679 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
11681 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
11683 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
11684 for FP, already done later.
11686 * toplev.c (debug_args): Add entry for VMS_DEBUG.
11687 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
11689 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
11691 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
11692 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
11693 LARGEST_EXPONENT_IS_NORMAL for the given mode.
11694 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
11695 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
11696 (ediv, emul, eldexp, esqrt): Likewise.
11697 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
11698 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
11699 (saturate): New function.
11700 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
11701 (make_nan): Use a saturation value instead of a NaN if
11702 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
11703 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
11704 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
11705 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
11706 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
11707 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
11708 !ROUND_TOWARDS_ZERO.
11709 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
11710 (ROUND_TOWARDS_ZERO): Document.
11712 2002-03-11 Andreas Jaeger <aj@suse.de>
11714 * cfg.c (dump_flow_info): Remove unused variable.
11716 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
11718 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
11719 computations on trees.
11721 2002-03-10 Richard Henderson <rth@redhat.com>
11724 * reload.c (copy_replacements_1): New.
11725 (copy_replacements): Use it to recurse through the rtx.
11727 2002-03-10 Richard Henderson <rth@redhat.com>
11729 * loop.c (strength_reduce): Compute number of iterations as
11730 unsigned HOST_WIDE_INT.
11732 2002-03-10 Richard Henderson <rth@redhat.com>
11734 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
11735 to move away from the end of the block.
11737 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
11739 PR preprocessor/5899
11740 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
11742 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11744 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
11746 * attribs.c (decl_attributes): Fix signed/unsigned warning.
11748 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
11750 * config/mmix/mmix.c: Improve comments.
11751 (mmix_target_asm_function_prologue): Drop variable
11752 empty_stack_frame. Don't allocate unused slot above fp.
11753 (mmix_target_asm_function_epilogue): Mirror prologue changes.
11754 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
11755 brace in first column.
11756 (enum reg_class): Ditto.
11757 (FIRST_PARM_OFFSET): Now 0.
11758 (USER_LABEL_PREFIX): Remove #if 0:d definition.
11760 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11762 * combine.c (make_extraction): Fix error in last change.
11764 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11766 * c4x.c (c4x_fp_reglist): Const-ify.
11767 * cris.c (cris_print_operand): Likewise.
11768 * i386.c (ix86_va_arg): Likewise.
11769 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
11770 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
11771 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
11772 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
11773 * mcore.h (regno_reg_class): Likewise.
11774 * mips.c (gen_int_relational): Likewise.
11775 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
11776 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
11777 * pdp11.c (move_costs): Likewise.
11778 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
11779 * s390.c (s390_branch_condition_mnemonic, regclass_map):
11781 * s390.h (regclass_map): Likewise.
11782 * sh.c (shift_amounts): Likewise.
11783 * sh.md (rotlsi3): Likewise.
11785 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
11787 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
11788 (ne0+5): Use new clobber to generate proper shift pattern.
11789 Patch by Michael Matz <matz@kde.org>.
11791 2002-03-09 Andreas Schwab <schwab@suse.de>
11793 * gcc.c (validate_all_switches): Also handle `%W{...}'.
11795 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
11797 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
11799 2002-03-09 Jakub Jelinek <jakub@redhat.com>
11802 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
11803 even for non-representable constants.
11805 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11807 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
11808 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
11809 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
11810 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
11811 (pop_function_context): Compute MAY_SHARE parameter for
11813 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
11814 (gen_mem_addressof): Call fixup_var_refs with new parm.
11816 * combine.c (make_extraction): Don't make extension of CONST_INT.
11818 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
11820 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
11821 in o32 and o64 ABIs.
11822 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
11823 but getting fixed-size structs passed in registers regardless of
11824 padding in o32 and o64 ABIs.
11826 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
11827 offset before loading address of argument passed by transparent
11830 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
11832 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
11834 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
11836 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
11837 marker such that registers after it are saved.
11839 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11841 * sparc.c (arith_4096_operand): Fix error in last change.
11843 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
11845 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
11846 defaults for MEABI.
11848 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
11850 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
11853 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
11855 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
11857 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
11859 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
11860 removed; fix return value.
11861 * combine.c (combine_instructions): Dirtify blocks where we failed to
11862 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
11863 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
11865 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11867 * gcse.c (insert_insn_end_bb): Fix typo in last change.
11869 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
11871 * recog.c (peephole2_optimize): Re-distribute EH edges.
11873 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
11875 * expr.c (expand_expr): Use unsave lang hook.
11876 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
11877 (LANG_HOOKS_INITIALIZER): Update.
11878 * langhooks.h (struct lang_hooks): New hook unsave.
11879 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
11880 (unsave_expr_1): Remove unused lang_unsave_expr_now.
11881 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
11882 (unsave_expr_now): Remove.
11883 * tree.h (unsave_expr_now, lang_unsave,
11884 lang_unsave_expr_now): Remove.
11887 2002-03-08 Andreas Jaeger <aj@suse.de>
11889 * flow.c (propagate_block_delete_insn): Remove unused variable.
11891 2002-03-08 Kazu Hirata <kazu@hxi.com>
11893 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
11894 insn length for memory load/store.
11896 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
11898 * doc/install.texi (--with-libiconv-prefix): Document.
11900 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
11902 * doc/sourcebuild.texi: Fix typo.
11904 2002-03-08 Jakub Jelinek <jakub@redhat.com>
11907 * builtins.c (std_expand_builtin_va_arg): Do all computations on
11910 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11912 * rtl.c (copy_most_rtx): Move from here ...
11913 * emit-rtl.c (copy_most_rtx): ... to here.
11915 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
11917 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
11918 SUBTARGET_CPP_SIZE_SPEC.
11919 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
11921 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
11923 2002-03-07 Matt Hiller <hiller@redhat.com>
11925 * gensupport.c (first_dir_md_include): Renamed from include;
11926 change all references.
11927 (last_dir_md_include): Renamed from last_include; change all
11929 (init_md_reader): Unconditionally initialize base_dir whether or
11930 not filename is a relative path.
11932 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
11934 * config/fp-bit.c (_unord_f2): Compile it in even if
11935 US_SOFTWARE_GOFAST is enabled.
11937 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
11938 NULL_RTX. Set all HFmode operations as NULL_RTX.
11939 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
11940 NULL_RTX, try reversing the comparison and the operands.
11942 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
11944 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
11945 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
11948 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
11950 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
11952 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
11954 * basic-block.h (fixup_abnormal_edges): Declare.
11955 * reload1.c (fixup_abnormal_edges): New function.
11956 * reg-stack.c (convert_regs): Use it.
11958 * gcse.c (insert_insn_end_bb): Handle trapping insns.
11960 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
11962 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
11964 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
11965 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
11966 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
11967 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
11968 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
11969 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
11970 unless x and y could be infinite.
11971 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
11972 Check that the common type of both arguments is a real, even for
11973 targets without unordered comparisons. Allow an integer argument
11974 to be compared against a real.
11975 (expand_tree_builtin): Use expand_unordered_cmp.
11976 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
11977 * cse.c (fold_rtx): Likewise. Fix indentation.
11978 * fold-const.c (fold_real_zero_addition_p): New.
11979 (fold): Use it, and the new HONOR_... macros.
11980 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
11981 * jump.c (reversed_comparison_code_parts): After searching for
11982 the true comparison mode, use HONOR_NANS to decide whether it
11983 can be safely reversed.
11984 (reverse_condition_maybe_unordered): Remove IEEE check.
11985 * simplify-rtx.c (simplify_binary_operation): Use the new macros
11986 to decide which simplifications are valid. Allow the following
11987 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
11988 and (a - -b) to (a + b).
11989 (simplify_relational_operation): Use HONOR_NANS.
11990 * doc/tm.texi: Document the MODE_HAS_... macros.
11992 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
11994 * combine.c (simplify_comparison): If simplifying a logical shift
11995 right and compare with constant, force the comparison to unsigned.
11997 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
11999 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
12001 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
12003 (alt_reg_names): Remove % for vrsave.
12005 2002-03-06 Richard Henderson <rth@redhat.com>
12007 PR optimization/5844
12008 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
12009 if used indicates we've already emitted one copy of an operand.
12010 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
12011 (gen_split): Supply a non-null used.
12013 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
12015 * reload1.c (reload): Unshare all rtl after reload is done.
12017 * simplify-rtx.c (simplify_plus_minus): Do not abort,
12018 but simply fail if the expression is too complex to simplify.
12019 (simplify_gen_binary): Handle simplify_plus_minus failures.
12021 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
12023 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
12024 consistently call delete_trivially_dead_insns after CSE and GCSE;
12025 fix DFI_life dumping; do jump threading after liveness; do crossjumping
12026 after liveness2; update comment in last crossjumping.
12027 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
12029 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
12031 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
12032 after completing fast dead code elimination.
12034 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
12037 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
12039 * version.c: Fix misplaced leading blanks on first line.
12041 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
12043 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
12045 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
12047 * cfgcleanup.c (mentions_nonequal_regs): New function.
12048 (thread_jump): Use it.
12049 * toplev.c (rest_of_compilation): Run jump threading after
12052 2002-03-06 Jakub Jelinek <jakub@redhat.com>
12054 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
12057 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
12059 * predict.c (estimate_bb_frequencies): Do not reload the
12060 frequencies from notes.
12062 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
12064 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
12065 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
12067 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
12068 delete_noop_moves): Return indeger.
12069 * flow.c (ndead): New variable.
12070 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
12071 BB argument; update callers.
12072 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
12073 (life_analysis): Do not call purge_all_dead_edges.
12074 (update_life_info): Return number of deleted insns; print statistics.
12075 (update_life_info_in_dirty_blocks): likewise.
12076 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
12077 return number of insns deleted.
12079 * cse.c: Include timevar.h
12080 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
12081 iterate until stabilizes; print statistics; return number of killed
12083 * Makefile.in: (cse.o): Add timevar.h dependency
12084 * rtl.h (delete_trivially_dead_insns): New.
12085 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
12086 * toplev.c (rest_of_compilation): Update callers.
12088 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
12089 (try_optimize_cfg): Do not update liveness.
12090 (cleanup-cfg): Loop until try_optimize_cfg and dead code
12091 removal stabilizes; use delete_trivially_dead_insns.
12093 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
12095 2002-03-05 Zack Weinberg <zack@codesourcery.com>
12097 * cppmain.c (setup_callbacks): Disable #pragma and #ident
12098 callbacks when processing assembly language.
12100 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12102 * pa.h (ASM_FILE_END): Define.
12103 * som.h (ASM_FILE_END): Delete.
12105 * pa.c (function_arg): Don't pass floats in general registers in
12106 indirect calls if TARGET_ELF32.
12108 2002-03-05 Richard Henderson <rth@redhat.com>
12110 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
12112 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
12114 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
12116 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12118 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
12119 -r command line. Don't hide any symbols if not building
12122 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
12124 * cfg.c (dump_flow_info): Warn about profile mismatches.
12125 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
12126 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
12128 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12130 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
12131 wide volatile memory by parts.
12133 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12135 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
12138 2002-03-05 Richard Henderson <rth@redhat.com>
12140 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
12142 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
12144 * toplev.c (documented_lang_options): Document more
12145 language-specific options.
12146 * doc/invoke.texi (Warning Options): Correct documentation for
12147 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
12148 * c-decl.c (c_decode_option): Use a table to handle warning options.
12150 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
12152 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
12153 parameter to mmix_encode_section_info.
12154 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
12155 relocatably. Always produce ELF, not mmo if linking relocatably.
12156 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
12157 first is non-zero, don't add symbol prefix.
12158 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
12159 prototype accordingly.
12161 2002-03-04 Krister Walfridsson <cato@df.lth.se>
12163 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
12165 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
12167 * configure.in: Increase required makeinfo version to 4.1.
12168 * configure: Regenerate.
12170 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
12172 * .cvsignore: Remove *.info* and genrtl*; these files are generated
12175 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
12177 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
12178 * doc/invoke.texi: Fix @math uses.
12180 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
12182 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
12185 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
12187 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
12188 (powerpc-*-eabisimaltivec*): Same.
12190 * config/rs6000/t-ppcendian: New.
12192 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12194 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
12195 nonimmediate_src_operand and nonimmediate_lsrc_operand to
12196 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
12198 2002-03-03 Richard Henderson <rth@redhat.com>
12200 * toplev.c (rest_of_decl_compilation): Revert last two changes.
12202 2002-03-03 Zack Weinberg <zack@codesourcery.com>
12204 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
12205 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
12206 tree.c, config/m68k/m68k.c:
12207 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
12208 REAL_ARITHMETIC blocks unconditional. Delete some further
12209 #ifdef blocks predicated on REAL_ARITHMETIC.
12210 * flags.h, toplev.c: Delete remaining references to
12211 flag_pretend_float.
12213 * doc/invoke.texi: Remove documentation of -fpretend-float.
12214 * doc/tm.texi: Describe the various REAL_* macros as provided by
12215 real.h, not by the target configuration files.
12217 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
12218 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
12219 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
12220 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
12221 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
12222 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
12223 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
12224 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
12225 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
12226 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
12227 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
12228 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
12229 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
12230 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
12231 config/xtensa/xtensa.h:
12232 Do not define, undefine, or mention in comments any of
12233 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
12234 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
12235 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
12236 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
12237 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
12238 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
12239 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
12240 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
12241 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
12243 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12245 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
12246 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
12247 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
12248 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
12249 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
12250 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
12252 * defaults.h (BITS_PER_WORD): Define.
12253 * doc/tm.texi (BITS_PER_WORD): Document default value.
12255 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
12256 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
12257 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
12259 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12261 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
12262 lieu of explicit sizeof/sizeof.
12263 * i386.c (override_options, ix86_init_mmx_sse_builtins,
12264 ix86_expand_builtin): Likewise.
12265 * mips.c (mips_add_gc_roots): Likewise.
12266 * mmix.c (mmix_output_condition): Likewise.
12267 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
12268 altivec_init_builtins): Likewise.
12269 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
12270 * cppexp.c (Nsuff, parse_number): Likewise.
12271 * cppinit.c (builtin_array_end): Likewise.
12272 * gcc.c (n_default_compilers, process_command): Likewise.
12273 * genpreds.c (output_predicate_decls): Likewise.
12274 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
12275 * lcm.c (N_ENTITIES): Likewise.
12276 * stor-layout.c (set_sizetype): Likewise.
12278 2002-03-03 Richard Henderson <rth@redhat.com>
12280 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
12281 for types or labels.
12283 2002-03-03 Richard Henderson <rth@redhat.com>
12285 * c-decl.c (start_decl): Initialized variables are not common.
12287 2002-03-02 Per Bothner <per@bothner.com>
12289 * gcc.c (option_map): Suport new --bootclasspath option.
12290 --CLASSPATH is now just an alias for --classpath.
12292 2002-03-02 Richard Henderson <rth@redhat.com>
12294 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
12295 load if "internal" visibility.
12296 * doc/extend.texi: Document visibility meanings.
12298 2002-03-02 Richard Henderson <rth@redhat.com>
12300 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
12301 to functions as well.
12303 2002-03-02 Richard Henderson <rth@redhat.com>
12305 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
12306 (handle_visibility_attribute): Don't call assemble_visibility.
12307 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
12308 without asmspec. Invoke assemble_alias when needed.
12309 * varasm.c (maybe_assemble_visibility): New.
12310 (assemble_start_function, assemble_variable, assemble_alias): Use it.
12312 2002-03-02 Richard Henderson <rth@redhat.com>
12314 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
12315 invoke ENCODE_SECTION_INFO with first call flag.
12317 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
12318 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
12319 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
12320 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
12321 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
12322 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
12323 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
12324 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
12325 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
12326 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
12327 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
12328 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
12329 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
12330 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
12331 config/mcore/mcore-protos.h, config/mcore/mcore.c,
12332 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
12333 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
12334 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
12335 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
12336 config/sh/sh.h, config/sparc/sparc.h,
12337 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
12338 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
12339 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
12340 FIRST argument. As needed, examine it and do nothing.
12342 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
12343 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
12344 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
12346 * config/arm/t-pe (pe.o): Add dependencies.
12348 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12350 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
12351 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
12352 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
12353 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
12354 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
12355 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
12356 * defaults.h (BITS_PER_UNIT): Define.
12357 * doc/tm.texi (BITS_PER_UNIT): Document default value.
12359 2002-03-02 Kazu Hirata <kazu@hxi.com>
12361 * config/h8300/h8300-protos.h: Add a prototype for
12362 compute_a_shift_length.
12363 * config/h8300/h8300.c (h8300_asm_insn_count): New.
12364 (compute_a_shift_length): Likewise.
12365 (h8300_adjust_insn_length): Do not adjust insn length of shift
12367 * config/h8300/h8300.md (anonymous shift patterns): Use
12368 compute_a_shift_length.
12370 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12372 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
12373 trunc_int_for_mode.
12375 * emit-rtl.c (offset_address): Call update_temp_slot_address.
12377 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12379 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
12380 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
12381 * flags.h (flag_zero_initialized_in_bss): Declare.
12382 * toplev.c (flag_zero_initialized_in_bss): New flag.
12383 (lang_independent_options): Add flag_zero_initialized_in_bss.
12384 * tree.c (initializer_zerop): New function.
12385 * tree.h (initializer_zerop): Declare.
12386 * varasm.c (assemble_variable): If we can emit bss, put zero
12387 initializers in the bss section.
12389 2002-03-02 Alan Modra <amodra@bigpond.net.au>
12391 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
12392 like more than one symbol per .weak directive.
12394 2002-03-01 Richard Henderson <rth@redhat.com>
12396 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
12397 adjust argument_pointer by pretend_args_size.
12398 (ia64_va_start): Adjust va_start address by -pretend_args_size.
12400 2002-03-01 Kazu Hirata <kazu@hxi.com>
12402 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
12404 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
12406 * toplev.c (rest_of_compilation): Delete dead jumptables before
12408 * flow.c (delete_dead_jumptables): Make global.
12409 * rtl.h (delete_dead_jumptables): Declare.
12411 2002-03-01 David Edelsohn <edelsohn@gnu.org>
12413 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
12414 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
12415 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
12417 2002-03-01 Kazu Hirata <kazu@hxi.com>
12419 * config/h8300/h8300-protos.h: Fix formatting.
12420 * config/h8300/h8300.c: Likewise.
12421 * config/h8300/h8300.h: Likewise.
12423 2002-03-01 Kazu Hirata <kazu@hxi.com>
12425 * config/h8300/h8300.c (print_operand): Support 16-bit
12426 constant addresses.
12427 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
12429 2002-02-28 Richard Henderson <rth@redhat.com>
12431 * expmed.c (store_bit_field): Prevent generation of CONCATs;
12432 pun complex values as integers; use gen_lowpart instead of
12434 (extract_bit_field): Likewise.
12436 2002-03-01 Alan Modra <amodra@bigpond.net.au>
12437 David Edelsohn <edelsohn@gnu.org>
12439 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
12440 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
12441 (SUPPORTS_WEAK): Likewise.
12442 * output.h (add_weak): Add tree param.
12443 * varasm.c (add_weak): Likewise. Save decl.
12444 (struct weak_syms): Add decl field.
12445 (mark_weak_decls): New function.
12446 (init_varasm_once): ggc_add_root mark_weak_decls.
12447 (assemble_start_function): Use ASM_WEAKEN_DECL.
12448 (assemble_variable): Likewise.
12449 (assemble_alias): Likewise.
12450 (declare_weak): Pass decl to add_weak.
12451 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
12452 (remove_from_pending_weak_list): Declare and define for
12454 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
12455 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
12456 * defaults.h (SUPPORTS_WEAK): Likewise.
12457 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
12458 .weak for code sym. Do emit .size for descriptor sym.
12459 (ASM_DECLARE_FUNCTION_SIZE): Define.
12460 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
12461 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
12462 .lglobl unless TARGET_XCOFF. Formatting fixes.
12463 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
12464 .weak for code sym.
12465 (HANDLE_PRAGMA_WEAK): Remove.
12466 (ASM_WEAKEN_LABEL): Remove.
12467 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
12469 2002-03-01 Jason Merrill <jason@redhat.com>
12471 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
12472 (TARGET_EXPR_CLEANUP): New macro.
12474 2002-02-28 Steve Ellcey <sje@cup.hp.com>
12476 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
12477 to take ptr_extend into account as third type of extension.
12478 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
12479 fields used by SUBREG_PROMOTED_UNSIGNED_P.
12480 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
12481 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
12482 * calls.c (precompute_arguments): Use new macro.
12483 (expand_call): Ditto.
12484 * combine.c (nonzero_bits): Ditto.
12485 (record_promoted_value): Ditto.
12486 * expr.c (store_expr): Ditto.
12487 (expand_expr): Ditto.
12488 * function.c (assign_parms): Ditto.
12490 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
12492 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
12493 override -shared and -shared-libgcc.
12495 2002-02-28 David O'Brien <obrien@FreeBSD.org>
12497 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
12499 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
12502 2002-02-28 Richard Henderson <rth@redhat.com>
12504 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
12505 4 cycle latency from MM producers.
12506 (ia64_internal_sched_reorder): Likewise with pipeline flush.
12508 2002-02-28 Jakub Jelinek <jakub@redhat.com>
12510 * mklibgcc.in: Don't use GNU make extension.
12512 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
12514 * c-parse.in (STATIC): New terminal.
12515 (scspec): New non-terminal. Update productions accordingly.
12516 (program): Remove bogus ifc / end ifc.
12517 (array_declarator): Simplify production using STATIC.
12519 2002-02-28 Jim Meyering <meyering@lucent.com>
12521 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
12522 \a still means TARGET_BELL.
12524 2002-02-28 Richard Henderson <rth@redhat.com>
12526 * haifa-sched.c (sched_emit_insn): New.
12527 (schedule_block): Use last_scheduled_insn to track last insn.
12528 * sched-int.h (sched_emit_insn): Prototype.
12529 * config/ia64/ia64.c (last_issued): Remove.
12530 (ia64_variable_issue): Don't set it.
12531 (nop_cycles_until): Use sched_emit_insn.
12533 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
12535 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
12536 extended constants.
12538 2002-02-28 Kazu Hirata <kazu@hxi.com>
12540 * config/h8300/h8300.c: Fix formatting.
12541 * config/h8300/h8300.h: Likewise.
12543 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
12545 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
12546 which may overwrite the high byte of the frame pointer.
12548 2002-02-28 Bo Thorsen <bo@suse.de>
12550 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
12551 (STARTFILE_SPEC): Add 64 bit files.
12552 (ENDFILE_SPEC): Likewise.
12554 2002-02-28 Jason Merrill <jason@redhat.com>
12556 * c-decl.c (finish_function): Only warn about missing return
12557 statement with -Wreturn-type.
12559 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
12561 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
12563 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
12564 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
12566 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
12568 * basic-block.h (BB_REACHABLE): Renumber.
12569 (BB_DIRTY, BB_NEW): New flags.
12570 (clear_bb_flags): Declare.
12571 (update_life_info_in_dirty_blocks): Declare.
12572 * cfg.c (clear_bb_flags): New function.
12573 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
12574 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
12575 reorder_insns, emit_insn_after): Mark block as dirty.
12576 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
12577 (update_life_info_in_dirty_blocks): New function.
12578 * recog.c (apply_change_group): Dirtify block.
12580 * cse.c (cse_insn): Reorder emitting of jump insn to keep
12582 * gcse.c (delete_null_pointer_checks): Likewise.
12584 * toplev.c (dump_file_index): Move cse2 after bp,
12586 (dump_file_info): Similary.
12587 (rest_of_compilation): Avoid most of CFG rebuilds;
12588 do first if converision after null pointer checks, do cse2
12589 after branch prediction; avoid full liveness rebuild after
12590 initializing subregs.
12591 * invoke.texi (-d options): Document -du, renumber.
12593 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
12594 (notice_new_block): Do not set BB_UPDATE_LIFE.
12595 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
12596 merge_blocks_move_successor_nojumps, merge_blocks,
12597 try_crossjump_to_edge): Likewise.
12598 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
12599 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
12600 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
12601 (merge_of_block): Do not use life_data_ok.
12602 (find_if_case_1): Do not use SET_UPDATE_LIFE.
12603 (if_convert): Use BB_DIRTY mechanizm to update life.
12604 * lcm.c (optimize_mode_switching): Update
12605 update_life_info_in_dirty_blocks
12607 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
12609 * Makefile.in (integrate.o): Update.
12610 * c-decl.c (copy_lang_decl): Rename.
12611 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
12612 * integrate.c: Include langhooks.h.
12613 (copy_decl_for_inlining): Update to use langhook.
12614 * langhooks-def.h (lhd_do_nothing_t,
12615 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
12616 (LANG_HOOKS_INITIALIZER): Update.
12617 * langhooks.c (lhd_do_nothing_t): New.
12618 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
12619 * tree.h (copy_lang_decl): Remove.
12621 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
12623 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
12625 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
12626 POST_DEC, and POST_MODIFY.
12628 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12630 * c-typeck.c (digest_init): Remove unused parameter; all
12633 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
12635 * expmed.c (expand_shift): Correctly test for low part of a
12638 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
12640 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
12641 insn UIDs with insn addresses.
12643 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12645 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
12646 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
12647 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
12648 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
12649 gcc.c, toplev.c: Delete code implementing -traditional mode.
12651 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
12652 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
12653 Document removal of -traditional mode for compilation, and
12654 remove documentation only relevant to that mode.
12656 * config/nextstep.h, config/ptx4.h, config/svr4.h,
12657 config/convex/convex.h, config/d30v/d30v.h,
12658 config/i386/dgux.h, config/i386/osf1elf.h,
12659 config/i386/osfelf.h, config/i386/osfrose.h,
12660 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
12661 config/m68k/hp310.h, config/m88k/dgux.h,
12662 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
12663 config/m88k/m88k.h, config/m88k/openbsd.h,
12664 config/mips/abi64.h, config/mips/osfrose.h,
12665 config/mips/svr4-5.h, config/mips/svr4-t.h,
12666 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
12667 config/stormy16/stormy16.h: Remove all references to
12668 -traditional from target specs. Delete all mention of the
12669 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
12670 delete a couple of commented-out definitions of
12671 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
12674 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
12675 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
12677 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12679 * mklibgcc.in: Don't use \n in a line subject to
12680 interpretation by echo.
12682 2002-02-27 Graham Stott <grahams@redhat.com>
12684 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
12687 * loop.c (prescan_loop): Handle PARALLEL.
12689 * unroll.c (loop_iterations): Return 0 if the add_val for
12692 * final.c (output_operand_lossage): Constify PFX_STR.
12694 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
12696 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
12698 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
12699 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
12701 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
12703 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
12705 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
12707 * cpplex.c (_cpp_lex_token): Handle directives in macro
12709 * cpplib.c (_cpp_handle_directive): Save and restore state
12710 if parsing macro args when entering a directive.
12711 * cppmacro.c (collect_args): No need to handle directives
12712 in macro arguments.
12713 (enter_macro_context, replace_args): Use the original macro
12714 definition in case it was redefined whilst collecting arguments.
12716 * cpp.texi: Update.
12718 2002-02-26 David Edelsohn <edelsohn@gnu.org>
12720 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
12721 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
12722 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
12724 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
12725 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
12726 (load_toc_v4_PIC_2): Same.
12728 2002-02-26 Alan Modra <amodra@bigpond.net.au>
12730 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
12732 2002-02-26 Richard Henderson <rth@redhat.com>
12734 * config/alpha/alpha.md (ashldi_se): Re-enable.
12736 2002-02-26 Richard Henderson <rth@redhat.com>
12738 * config/alpha/alpha.c (alpha_encode_section_info): Examine
12739 MODULE_LOCAL_P; improve commentary.
12741 2002-02-26 Zack Weinberg <zack@codesourcery.com>
12743 * doc/cpp.texi: Clarify documentation of relationship between
12744 #line and #include.
12746 2002-02-26 Kazu Hirata <kazu@hxi.com>
12748 * config/h8300/h8300-protos.h: Update the prototype for
12749 compute_logical_op_length. Add the prototype for
12750 compute_logical_op_cc.
12751 * config/h8300/h8300.c (compute_logical_op_length): Figure out
12752 code from operands.
12753 (compute_logical_op_cc): New.
12754 * config/h8300/h8300.md: Combine all the logical op patterns
12755 in HImode and SImode. Use compute_logical_op_cc.
12757 2002-02-26 Kelley Cook <kelleycook@comcast.net>
12759 * config/i386/i386.c (print_operand): Don't append ATT-style
12760 length suffixs to x87 opcodes when in Intel mode.
12762 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
12764 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
12765 (init_emit_once): Update calls.
12766 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
12767 (init_syntax_once): Prototype.
12769 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
12771 * pa-linux.h (LIB_SPEC): Update definition.
12772 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12774 2002-02-26 Richard Henderson <rth@redhat.com>
12776 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
12777 if we emitted a stop bit.
12779 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12781 * configure.in (libgcc_visibility): Substitute.
12782 * configure: Rebuilt.
12783 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
12784 defined symbols .hidden.
12786 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12788 * attribs.c (c_common_attribute_table): Add visibility.
12789 (handle_visibility_attribute): New function.
12790 * varasm.c (assemble_visibility): New function.
12791 * output.h (assemble_visibility): Add prototype.
12792 * tree.h (MODULE_LOCAL_P): Define.
12793 * crtstuff.c (__dso_handle): Use visibility attribute.
12794 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
12795 for MODULE_LOCAL_P symbols too.
12796 * config/ia64/ia64.c (ia64_encode_section_info): Handle
12797 MODULE_LOCAL_P symbols the same way as local symbols.
12798 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
12799 into .sdata/.sbss by the user.
12800 * doc/extend.texi (Function Attributes): Document visibility
12803 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12806 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
12807 STRING_CST initializer spanning the whole variable without
12809 If expand_expr returned MEM, don't use it.
12811 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
12813 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
12814 generate a die for the lexical block.
12816 2002-02-26 Kazu Hirata <kazu@hxi.com>
12818 * config/h8300/h8300-protos.h: Add a prototype for
12819 compute_logical_op_length.
12820 * config/h8300/h8300.c (compute_logical_op_length): New.
12821 * config/h8300/h8300.md (anonymous logical patterns): Use
12822 compute_logical_op_length for length.
12824 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12826 * dwarf2out.c (modified_type_die): Do not call type_main_variant
12828 (gen_type_die): Same.
12830 * attribs.c (handle_vector_size_attribute): Set debug information.
12832 2002-02-26 Daniel Egger <degger@fhm.edu>
12834 * config/rs6000/rs6000.md: Swap define_insn attributes to
12835 fix incorrect generation of merge high instructions instead
12838 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12840 * c-typeck.c (really_start_incremental_init): Use
12841 bitsize_zero_node for vectors.
12843 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12845 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
12846 ("*set_vrsave_internal"): Same.
12848 2002-02-25 Richard Henderson <rth@redhat.com>
12850 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
12851 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
12853 2002-02-25 Jakub Jelinek <jakub@redhat.com>
12856 * config/i386/i386.c (ix86_return_pops_args): Only pop
12857 fake structure return argument if it was passed on the stack.
12859 2002-02-25 Jason Merrill <jason@redhat.com>
12861 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
12864 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
12866 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
12867 link with shared_name only.
12868 * doc/invoke.texi (Link Options): Document new behavior.
12870 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
12872 * c-typeck.c (push_init_level): Handle vectors.
12874 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
12876 * config/sparc/sparc.c (const64_high_operand): Zero-extend
12877 operands of SPARC_SETHI_P.
12878 (input_operand): Likewise.
12879 (sparc_emit_set_const32): Likewise.
12880 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
12881 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
12882 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
12883 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
12884 (movdi_insn_sp64_vis): Likewise.
12885 (movdi split, movdf split): Use SETHI32.
12886 * doc/md.texi: Document SPARC constraints L, M and N.
12888 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
12890 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
12891 ("*set_vrsave_internal"): use mfspr for Darwin.
12893 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
12894 gen_get_vrsave_internal.
12896 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12898 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
12900 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
12902 * cpplex.c (cpp_interpret_charconst): Get signedness or
12903 otherwise of wide character constants correct.
12904 * cppexp.c (lex): Get signedness of wide charconsts correct.
12906 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12908 * optabs.c (widen_operand): Only call convert_modes for
12909 promoted SUBREG if signedness matches.
12910 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
12912 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
12914 * cpplib.c (glue_header_name): Use local buffer to build up
12917 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
12919 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
12921 2002-02-23 Kazu Hirata <kazu@hxi.com>
12923 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
12924 H8/300[HS] separately.
12925 * config/h8300/h8300.md: Remove the early clobber constraint
12926 from bit field patterns.
12928 2002-02-23 Kazu Hirata <kazu@hxi.com>
12930 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
12932 (mulhisi3): Likewise.
12933 (umulqisi3): Likewise.
12934 (umulhisi3): Likewise.
12936 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
12938 * cppinit.c (output_deps): Correct test for stdout output.
12939 (init_dependency_output): Cure warning.
12941 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12943 * expr.c (store_expr): When converting expression to promoted
12944 equivalent type, allow using SUBREG_REG of TARGET as the target
12945 of the expansion of EXP.
12946 * loop.c (basic_induction_var, case SUBREG): Always look inside.
12947 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
12948 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
12949 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
12950 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
12952 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
12954 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
12955 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
12956 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
12958 2002-02-23 Jakub Jelinek <jakub@redhat.com>
12960 PR optimization/5747
12961 * loop.c (scan_loop): Update reg info if move_movables created new
12964 2002-02-23 David Edelsohn <edelsohn@gnu.org>
12966 * gcc.c (init_gcc_spec): Revert last change.
12968 2002-02-23 David Edelsohn <edelsohn@gnu.org>
12970 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
12971 gpc_reg_operand constraint.
12973 2002-02-23 Alan Modra <amodra@bigpond.net.au>
12975 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
12976 Simplify comparison of `low'.
12977 (add_operand): Fix formatting.
12978 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
12979 (mask_operand): Disallow mask to wrap in 64-bit mode.
12980 (rs6000_stack_info): Remove redundant test setting push_p.
12981 (output_toc): Fix formatting.
12982 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
12983 cc_reg_not_cr0_operand constraint.
12984 (booldi3, boolcdi3 splitters): Same.
12986 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
12988 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
12990 2002-02-22 David Edelsohn <edelsohn@gnu.org>
12992 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
12993 gcc invoked with -shared-libgcc.
12995 2002-02-22 Jakub Jelinek <jakub@redhat.com>
12998 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
12999 decl if any of elements was TREE_USED.
13001 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
13003 * config/sparc/sol2.h: Don't include sys/mman.h.
13004 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
13005 (arith_4096_operand): Don't throw high bits away.
13006 (const64_operand): Take sign extension of CONST_INTs into account.
13007 (const64_high_operand, sparc_emit_set_const32): Likewise.
13008 (GEN_HIGHINT64): Likewise.
13009 (sparc_emit_set_const64_quick1): Likewise.
13010 (const64_is_2insns): Likewise.
13011 (print_operand): Use trunc_int_for_mode for sign extension.
13012 * config/sparc/sparc.h (SMALL_INT32): Likewise.
13013 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
13014 chars. Assume CONST_INT is already properly sign-extended.
13015 (movdi split): Sign-extend each SImode part.
13016 (andsi3 split): Don't mask high bits off, so that result
13017 remains properly sign-extend.
13018 (iorsi3 split): Likewise.
13019 (xorsi3 split): Likewise.
13021 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
13023 * fold-const.c (fold): Fix typo in comments.
13025 2002-02-21 Diego Novillo <dnovillo@redhat.com>
13027 * Makefile.in (langhooks.o): Update dependencies.
13029 2002-02-21 Diego Novillo <dnovillo@redhat.com>
13031 * langhooks.c: Include flags.h.
13033 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
13035 * testsuite/gcc.dg/attr-alwaysinline.c: New.
13037 * c-common.c (c_common_post_options): Set inline trees by
13040 * doc/extend.texi (Function Attributes): Document always_inline
13042 Update documentation about inlining when not optimizing.
13044 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
13046 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
13047 unless DECL_ALWAYS_INLINE.
13049 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
13050 unless DECL_ALWAYS_INLINE.
13051 (c_disregard_inline_limits): Disregard if always_inline set.
13053 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
13054 Disregard if always_inline set.
13055 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
13056 unless DECL_ALWAYS_INLINE.
13058 * attribs.c (handle_always_inline_attribute): New.
13059 (c_common_attribute_table): Add always_inline.
13061 * config/rs6000/altivec.h: Add prototypes for builtins
13062 requiring the always_inline attribute.
13064 2002-02-21 Eric Christopher <echristo@redhat.com>
13066 * expmed.c (store_bit_field): Try to simplify the subreg
13067 before generating a new one when when the mode size of
13068 value is less than maxmode.
13070 2002-02-21 Richard Henderson <rth@redhat.com>
13072 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
13073 than gen_rtx_PLUS to form the sum.
13074 * explow.c (force_reg): Rearrange to not allocate new pseudo
13075 when force_operand returns a register.
13076 * expr.c (expand_assignment): Allow offset_rtx expansion to
13077 return a sum. Do not force addresses into registers.
13078 (expand_expr): Likewise.
13079 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
13080 to canonicalize arithmetic that didn't simpify.
13081 (simplify_plus_minus): New argument force; update
13082 all callers. Don't split CONST unless we can do something with it,
13083 and wouldn't lose the constness of the operands.
13085 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
13086 that we generated earlier.
13088 2002-02-21 Tom Tromey <tromey@redhat.com>
13090 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13091 (output_line_info): Use constant `1', with a long explanatory
13093 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
13095 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
13097 * jump.c (redirect_jump): If old label has no UID, don't try to
13100 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
13102 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
13103 If input is constant, do shifts at compile time.
13105 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
13107 * doc/extend.texi: Fix some more overfull hboxes.
13109 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13111 PR optimization/4994
13112 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
13115 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13118 * expr.h (expand_and): Add mode argument.
13119 * expmed.c (expand_and): Add mode argument.
13120 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
13121 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
13122 * except.c (expand_builtin_extract_return_addr): Likewise.
13123 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13124 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
13125 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
13126 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
13127 * config/c4x/c4x.md: Use GEN_INT (x) instead of
13128 gen_rtx (CONST_INT, VOIDmode, x).
13130 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13133 * stmt.c (warn_if_unused_value): Move side effects test once more.
13135 2002-02-20 Torbjorn Granlund <tege@swox.com>
13137 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
13138 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
13140 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
13142 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
13143 SUBREG or ZERO_EXTEND.
13145 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
13147 * sh.h (current_function_anonymous_args): Remove.
13148 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
13149 of current_function_varargs and current_function_stdarg is set.
13150 * sh.c (sh_expand_prologue): Check current_function_varargs /
13151 current_function_stdarg / TARGET_SH5 instead of
13152 current_function_anonymous_args.
13154 * sh64.h (TARGET_VERSION): Define.
13156 2002-02-20 David Edelsohn <edelsohn@gnu.org>
13158 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
13159 VRSAVE_REGNO on TARGET_ALTIVEC.
13161 2002-02-20 Alan Modra <amodra@bigpond.net.au>
13163 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
13164 bits of SImode const_int.
13165 (includes_rshift_p): Likewise.
13166 (print_operand): Call mask_operand and mask64_operand with correct
13168 (rs6000_output_function_epilogue): Pad traceback table to word.
13169 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
13170 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
13171 mask64_operand with correct mode.
13172 (FUNCTION_ARG_REGNO_P): Correct parentheses.
13174 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13177 * varasm.c (get_pool_constant_mark): New.
13178 * rtl.h (get_pool_constant_mark): Add prototype.
13179 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
13180 be represented if it has not been output.
13182 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
13184 * combine.c (do_SUBST): Sanity check substitutions of
13185 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
13186 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
13187 CONST_INT into its operand.
13188 (known_cond): Likewise, for ZERO_EXTEND.
13189 * simplify-rtx.c (simplify_unary_operation): Fix condition to
13190 allow for simplification of wide modes. Reject CONST_INTs in
13191 ZERO_EXTEND when their actual mode is not given.
13193 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
13195 * c-decl.c (pushdecl): If no global declaration is found for an
13196 extern declaration in block scope, try a limbo one.
13198 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13201 * c-common.c (pointer_int_sum): Moved from...
13202 * c-typeck.c (pointer_int_sum): ...here.
13203 * c-common.h (pointer_int_sum): Add prototype.
13205 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13208 * c-decl.c (duplicate_decls): Return 0 if issued error about
13211 2002-02-20 Roger Sayle <roger@eyesopen.com>
13212 Jakub Jelinek <jakub@redhat.com>
13215 * tree.c (host_integerp): Ensure that the constant integer is
13216 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
13217 when pos is zero or non-zero respectively. Clarify comment.
13218 * c-format.c (check_format_info_recurse): Fix host_integerp
13219 usage; the pos argument should be zero when assigning to a
13220 signed HOST_WIDE_INT.
13222 2002-02-20 Richard Henderson <rth@redhat.com>
13224 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
13225 of the operand, rather than assuming TImode.
13226 (ix86_expand_binop_builtin): Cope with commutative patterns
13227 using nonimmediate_operand for both operands.
13228 (ix86_expand_timode_binop_builtin): Likewise.
13229 (ix86_expand_store_builtin): Validate operand 1.
13230 (ix86_expand_unop1_builtin): Likewise.
13232 2002-02-20 Philip Blundell <philb@gnu.org>
13235 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
13237 2002-02-20 Richard Henderson <rth@redhat.com>
13240 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
13242 2002-02-20 Tom Tromey <tromey@redhat.com>
13244 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13245 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13246 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13247 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13248 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
13251 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
13253 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
13254 for (const_int 0) in X not just INTVAL.
13256 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
13258 * doc/extend.texi: Avoid or reduce overfull hboxes.
13260 2002-02-20 Diego Novillo <dnovillo@redhat.com>
13262 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
13263 operations if the field does not start at a mode boundary.
13265 2001-02-20 Joel Sherrill <joel@OARcorp.com>
13267 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
13268 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
13269 Also done for -Acpu and -Amachine.
13271 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
13273 * cppinit.c (init_dependency_output): Take deps output file
13274 from -o if none given with -MF. Suppress normal output.
13275 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
13276 * doc/cpp.texi, doc/invoke.texi: Update.
13278 2002-02-19 Zack Weinberg <zack@codesourcery.com>
13280 * toplev.c (output_quoted_string): Write unprintable
13281 characters with octal escapes.
13283 2002-02-19 David Edelsohn <edelsohn@gnu.org>
13285 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
13286 really_call_used[VRSAVE_REGNO] if not Altivec.
13288 2002-02-19 Alan Modra <amodra@bigpond.net.au>
13290 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
13292 (constant_pool_expr_1): Fix formatting.
13293 (rs6000_legitimize_reload_address): Likewise.
13295 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13297 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
13298 now that we have one.
13300 2002-02-19 Zack Weinberg <zack@codesourcery.com>
13302 * tree.h (struct tree_common): Remove aux. Add unused_0 at
13303 end of first block of bitfields (which was only seven bits);
13304 rename dummy to unused_1; remove comment which is no longer true.
13306 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
13308 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
13310 2002-02-19 Philip Blundell <pb@nexus.co.uk>
13313 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
13317 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
13318 arm_is_longcall_p rather than inspecting call-type cookie
13320 (call_value_insn) [TARGET_THUMB]: Likewise.
13322 2002-02-19 Graham Stott <grahams@redhat.com>
13324 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
13326 2002-02-19 David Edelsohn <edelsohn@gnu.org>
13328 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
13329 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
13330 (FP_SAVE_INLINE): Delete.
13332 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
13333 * config/rs6000/eabi.asm: Remove ABI save restore routines.
13334 * config/rs6000/t-ppccomm: Build crtsavres.o.
13335 * config/rs6000/crtsavres.asm: New file.
13337 2002-02-19 Philip Blundell <philb@gnu.org>
13339 * config/arm/arm.c (use_return_insn): Don't reject interrupt
13341 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
13342 (output_return_instruction): Allow interrupt functions to return with
13343 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
13344 (arm_expand_prologue): Subtract 4 before stacking LR in an
13345 interrupt function.
13347 2002-02-19 Philip Blundell <pb@nexus.co.uk>
13349 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
13350 decl, not just FUNCTION_DECL.
13351 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
13352 (arm_assemble_integer): Likewise.
13353 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
13356 2002-02-19 matthew green <mrg@eterna.com.au>
13358 * config.gcc (sparc-*-netbsdelf*): Enable target.
13359 (sparc64-*-netbsd*): New target.
13360 * config/sparc/netbsd-elf.h: New file.
13361 * config/sparc/t-netbsd64: New file.
13363 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
13365 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
13367 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
13369 * doc/invoke.texi: explicitly list the style guidelines that
13370 -Weffc++ checks for.
13372 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
13374 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
13376 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
13379 * gcc.c (cpp_unique_options): Treat -o as indicating object file
13380 only if not -E. If -E, pass -o through to the preprocessor.
13382 2002-02-19 Kazu Hirata <kazu@hxi.com>
13384 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
13385 register number with an appropriate macro.
13387 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
13389 * doc/rtl.texi (Constants): Close @code tag.
13391 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
13393 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
13394 ("mmx_uavgv4hi3"): Same.
13395 ("pmulhrwv4hi3"): Same.
13397 * tree-inline.c (walk_tree): Handle vectors.
13399 * c-common.c (constant_expression_warning): Handle vectors.
13400 (overflow_warning): Same.
13402 * sched-deps.c (sched_analyze_2): Handle vectors.
13404 * rtlanal.c (rtx_unstable_p): Handle vectors.
13405 (rtx_varies_p): Same.
13406 (count_occurrences): Same.
13407 (regs_set_between_p): Same.
13408 (modified_between_p): Same.
13409 (modified_in_p): Same.
13410 (volatile_insn_p): Same.
13411 (volatile_refs_p): Same.
13412 (side_effects_p): Same.
13413 (may_trap_p): Same.
13414 (inequality_comparisons_p): Same.
13415 (replace_regs): Same.
13416 (computed_jump_p_1): Same.
13418 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
13420 (inner_mode_array): New.
13421 (copy_rtx): Handle vectors.
13422 (copy_most_rtx): Same.
13423 (rtx_equal_p): Same.
13424 (get_mode_alignment): Adjust for vectors.
13426 * resource.c (mark_referenced_resources): Handle vectors.
13427 (mark_set_resources): Same.
13429 * reload1.c (eliminate_regs): Handle vectors.
13430 (elimination_effects): Same.
13431 (scan_paradoxical_subregs): Same.
13433 * reload.c (subst_reg_equivs): Handle vectors.
13435 * regrename.c (scan_rtx): Handle vectors.
13437 * regclass.c (reg_scan_mark_refs): Handle vectors.
13439 * recog.c (find_single_use_1): Handle vectors.
13441 * local-alloc.c (equiv_init_varies_p): Handle vectors.
13442 (contains_replace_regs): Same.
13443 (memref_referenced_p): Same.
13445 * integrate.c (copy_rtx_and_substitute): Handle vectors.
13446 (subst_constants): Same.
13448 * genattrtab.c (attr_copy_rtx): Handle vectors.
13449 (encode_units_mask): Same.
13450 (clear_struct_flag): Same.
13451 (count_sub_rtxs): Same.
13453 * gcse.c (want_to_gcse_p): Handle vectors.
13454 (oprs_unchanged_p): Same.
13455 (hash_expr_1): Same.
13456 (oprs_not_set_p): Same.
13457 (expr_killed_p): Same.
13458 (compute_transp): Same.
13459 (store_ops_ok): Same.
13461 * function.c (purge_addressof_1): Do not allow paradoxical subregs
13463 (fixup_var_refs_1): Same.
13464 (instantiate_virtual_regs_1): Same.
13466 * fold-const.c (operand_equal_p): Handle vectors.
13468 (rtl_expr_nonnegative_p): Same.
13470 * flow.c (mark_used_regs): Handle vectors.
13472 * df.c (df_uses_record): Handle vectors.
13474 * cselib.c (cselib_subst_to_values): Handle vectors.
13475 (cselib_mem_conflict_p): Same.
13478 * cse.c (canon_reg): Handle vectors.
13480 (cse_process_notes): Same.
13481 (count_reg_usage): Same.
13482 (canon_hash): Same.
13484 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
13486 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
13488 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
13489 (gen_rtx): Handle CONST_VECTOR.
13490 (gen_const_vector_0): New.
13491 (copy_rtx_if_shared): CONST_VECTORs can be shared.
13492 (reset_used_flags): Same.
13493 (copy_insn_1): Same.
13494 (initializer_constant_valid_p): Handle VECTOR_CST.
13496 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
13498 * doc/rtl.texi (Constants): Document const_vector.
13499 (CONST0_RTX): Update for vectors.
13500 (RTL sharing): Same.
13502 * print-tree.c (print_node): Add case for VECTOR_CST.
13504 * tree.h (TREE_VECTOR_CST_ELTS): New.
13505 (struct tree_vector): New.
13506 (union tree_node): Add vector node.
13507 (build_vector): Add prototype.
13509 * tree.def (VECTOR_CST): New.
13511 * tree.c (build_vector): New.
13513 * expmed.c (make_tree): Handle CONST_VECTOR.
13515 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
13516 (CONST_VECTOR_ELT): New.
13517 (CONST_VECTOR_NUNITS): New.
13519 * machmode.h (GET_MODE_INNER): New.
13520 (DEF_MACHMODE): Accept 8th arg.
13522 * machmode.def: Add 8th argument for vector inner mode.
13523 Add inner vector modes for vectors.
13525 * rtl.def (VEC_CONST): Remove.
13526 (CONST_VECTOR): New.
13528 * expr.c (clear_storage): Allow vectors.
13529 (is_zeros_p): Handle VECTOR_CST.
13531 * varasm.c (output_constant_pool): Handle vectors.
13532 (rtx_const): Add veclo and vechi fields.
13533 (kind): Add RTX_VECTOR.
13534 (decode_rtx_const): Add case for vector.
13536 * config/rs6000/rs6000-protos.h: Add zero_constant.
13538 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
13539 constants. Force easy vector constants into memory.
13540 (easy_vector_constant): New.
13541 (emit_easy_vector_constant): New.
13542 (rs6000_legitimize_reload_address): Do not generate bad reloads on
13545 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
13547 ("altivec_lvxl"): Same.
13548 (altivec_lvebx): Same.
13549 (altivec_lvehx): Same.
13550 (altivec_lvewx): Same.
13551 ("*movv4si_const0"): New.
13552 ("*movv4sf_const0"): New.
13553 ("*movv8hi_const0"): New.
13554 ("*movv16qi_const0"): New.
13556 2002-02-18 Kazu Hirata <kazu@hxi.com>
13558 * config/h8300/h8300.c (notice_update_cc): Use
13561 2002-02-18 Kazu Hirata <kazu@hxi.com>
13563 * config/h8300/h8300.md (divmod patterns): Change the
13564 constraints for operands[1] to register_operand.
13566 2002-02-18 Kazu Hirata <kazu@hxi.com>
13568 * config/h8300/h8300-protos.h: Remove the prototype for
13570 * config/h8300/h8300.c (p_operand): Remove.
13571 * config/h8300/h8300.md: Replace p_operand with
13574 2002-02-18 Philip Blundell <pb@nexus.co.uk>
13576 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
13578 (output_return_instruction): Allow use of LDR to unstack
13579 return addresss even for interrupt handlers or when
13580 interworking. If compiling for ARMv5, use interworking-safe
13581 return instructions by default. Remove duplicated code and
13582 lengthy "strcat" sequences.
13584 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13586 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
13587 (LINK_EH_SPEC): Define.
13588 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
13590 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
13592 * config/s390/s390.c (s390_emit_prologue): Do not set the
13593 frame_related flag for call-clobbered registers.
13595 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
13597 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
13598 (construct_container): Fix handling of SSE operands.
13599 (ix86_expand_builtin): Fix handling of 64bit pointers.
13600 (mmx_maskmovq_rex): New pattern.
13602 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
13604 * regrename.c (kill_set_value): Handle subregs properly.
13606 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
13608 * objc/objc-act.c (handle_impent): Remove leading '*'
13609 from objc_class_name.
13611 2002-02-17 Richard Henderson <rth@redhat.com>
13613 * config/alpha/alpha.c (some_small_symbolic_operand,
13614 some_small_symbolic_operand_1, split_small_symbolic_operand,
13615 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
13616 Handle small SYMBOL_REFs anywhere, not just inside memories.
13617 * config/alpha/alpha-protos.h: Update.
13618 * config/alpha/alpha.h (PREDICATE_CODES): Update.
13619 * config/alpha/alpha.md (small symbolic operand splitter): Update.
13621 2002-02-17 Roland McGrath <roland@frob.com>
13623 * config.gcc (powerpc-*-gnu-gnualtivec*,
13624 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
13625 * config/rs6000/gnu.h: New file.
13626 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
13627 Grok "gnu" in rs6000_abi_name.
13628 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
13629 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
13630 Grok -mcall-gnu analogous to -mcall-linux et al.
13631 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
13632 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
13633 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
13635 2002-02-17 Jakub Jelinek <jakub@redhat.com>
13638 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
13641 2002-02-17 Philipp Thomas <pthomas@suse.de>
13643 * config/cris/cris.h: Undefine STARTFILE_SPEC and
13644 ENDFILE_SPEC before (re)defining them.
13646 2002-02-17 Kazu Hirata <kazu@hxi.com>
13648 * config/h8300/h8300.c: Fix formatting.
13649 * config/h8300/h8300.h: Likewise.
13651 2002-02-17 Philipp Thomas <pthomas@suse.de>
13653 * doc/tm.texi: Explain why empty strings should not be
13654 marked for translation.
13656 2002-02-17 Philipp Thomas <pthomas@suse.de>
13658 * final.c (output_operand_lossage): Changed to accept
13659 printf style arguments. Change calls where necessary.
13660 * output.h (output_operand_lossage): Change declaration
13661 accordingly. Update copyright.
13662 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
13663 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
13664 Update copyright date where necessary.
13666 * config/i386/i386.c (print_operand): Likewise. Remove use of
13669 * config/cris/cris.c (cris_operand_lossage): Likewise.
13670 Rename parameter so that exgettext recognizes it as
13671 translatable message.
13672 (LOSE_AND_RETURN): Rename parameter to msgid.
13674 2002-02-17 Kazu Hirata <kazu@hxi.com>
13676 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
13677 hard coded register number with an appropriate macro.
13678 (HARD_REGNO_MODE_OK): Likewise.
13679 (ARG_POINTER_REGNUM): Likewise.
13680 (STATIC_CHAIN_REGNUM): Likewise.
13681 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
13682 * config/h8300/h8300.md (define_constants): Define more
13685 2002-02-17 Philipp Thomas <pthomas@suse.de>
13687 * config/i386/i386.h: Don't mark empty strings for translation.
13689 2002-02-16 H.J. Lu <hjl@gnu.org>
13691 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
13693 2002-02-16 Zack Weinberg <zack@codesourcery.com>
13695 * cppinit.c (merge_include_chains): Check for brack being
13696 NULL before attempting to merge it with qtail.
13698 2002-02-16 Andrew Cagney <ac131313@redhat.com>
13700 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
13703 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13705 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
13707 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13709 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
13710 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
13711 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
13713 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13715 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
13716 now only if !TARGET_FIX.
13717 (*movsi_nt_vms_fix): New pattern.
13719 2002-02-16 Douglas B Rupp <rupp@gnat.com>
13721 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
13722 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
13723 (alpha_sa_mask, alpha_sa_size): Reflect above change.
13724 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
13725 (alpha_start_function, alpha_expand_epilogue): Likewise.
13726 (unicosmk_gen_dsib): Likewise.
13728 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13730 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
13732 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
13734 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
13735 check_and_change_labels, s390_final_chunkify): Delete.
13736 (s390_split_branches, s390_chunkify_pool): New functions.
13737 (s390_function_prologue): Call them.
13739 * config/s390/s390.h (S390_REL_MAX): Delete.
13740 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
13742 * config/s390/s390.md (cjump, icjump, jump): Fix length
13743 attribute calculation.
13746 2002-02-15 David Edelsohn <edelsohn@gnu.org>
13748 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
13749 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
13751 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
13753 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
13754 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
13755 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
13757 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
13759 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
13761 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
13763 * reload.c (find_dummy_reload): Check that an output register
13764 is valid for its mode.
13766 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
13768 * combine.c (known_cond): After replacing the REG of a SUBREG, try
13771 * function.c (assign_parms): Demote promoted argument passed by
13772 transparent reference.
13774 2001-02-14 Joel Sherrill <joel@OARcorp.com>
13776 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
13777 -Acpu() and -Amachine() to eliminate warnings.
13779 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13781 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
13783 2002-02-14 Kazu Hirata <kazu@hxi.com>
13785 * config/h8300/h8300-protos.h: Update the prototype for
13787 * config/h8300/h8300.c (const_costs): Treat SET as a little
13788 more expensive operation.
13789 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
13790 reference to const_costs.
13792 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
13794 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
13796 2002-02-14 Jakub Jelinek <jakub@redhat.com>
13799 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
13800 use arguments from newtype.
13802 2002-02-13 Eric Christopher <echristo@redhat.com>
13804 * config/mips/mips.c (override_options): Add check for march/mipsX
13805 on the same command line. Fix error message in cpu processing.
13806 Remove architecture and ISA checks.
13808 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
13810 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
13812 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
13814 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
13816 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
13818 ("*movv8hi_internal1"): Same.
13819 ("*movv16qi_internal1"): Same.
13820 ("*movv4sf_internal1"): Same.
13822 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
13823 not push_reload for altivec modes.
13825 2002-02-13 Joel Sherrill <joel@OARcorp.com>
13827 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
13828 all RTEMS targets including removal of #includes from config/*/rtems*.h
13829 file and adding them to tm_file setting. Added xm_defines=POSIX to
13831 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
13832 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
13833 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
13834 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
13835 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
13836 config/m68k/rtemself.h: Ditto.
13837 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
13838 config/mips/rtems64.h: Ditto.
13839 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
13840 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
13842 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
13843 config/sparc/rtemself.h: Ditto.
13844 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
13845 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
13846 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
13848 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
13849 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
13850 target made more similar to i386-elf.
13851 * config/i386/t-rtems-i386: Added soft float support and multilibs.
13852 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
13853 be similar to config/m68k/t-m68kelf.
13854 * gthr-rtems.h: Encapsulate with extern "C" for C++.
13856 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
13858 * regmove.c (kill_value): Handle subregs.
13860 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
13862 * i386.md (mul patterns): Allow memory operand to be first;
13863 add expanders where needed; fix constraints.
13864 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
13865 Allow memory operand to be the first.
13867 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
13870 2002-02-13 Jakub Jelinek <jakub@redhat.com>
13873 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
13876 2002-02-13 Jakub Jelinek <jakub@redhat.com>
13878 PR optimization/5547:
13879 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
13880 all valid IA-32 address modes involving non-scaled %ebx and
13881 GOT/GOTOFF as displacement.
13883 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
13885 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
13886 after emitting ltorg insns.
13888 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
13889 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
13890 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
13891 *abssf2): Fix "op_type" attribute.
13893 2002-02-13 Douglas B Rupp <rupp@gnat.com>
13895 * mkconfig.sh: Avoid using a subshell redirect.
13896 ($output.T): Change to $(output)T.
13897 (ENABLE_NLS): Remove unneeded undef.
13899 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
13900 * config/alpha/x-vms (libsubdir): Define.
13902 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
13903 register frame procedures. Optimize retrieving context.
13905 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
13906 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
13907 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
13909 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13911 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
13912 Make same change as for find_base_value.
13914 2002-02-13 Kazu Hirata <kazu@hxi.com>
13916 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
13917 of QImode and SImode.
13919 2002-02-13 Kazu Hirata <kazu@hxi.com>
13921 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
13922 length computation of movsi.
13923 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
13925 2002-02-13 Kazu Hirata <kazu@hxi.com>
13927 * config/h8300/h8300.md (subqi3): Tighten the predicate for
13928 operands[2] to register_operand.
13930 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
13932 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
13934 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
13936 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
13937 for altivec_lvx* and altivec_stvx*.
13938 ("*movv4si_internal"): Add constraint for loading from GPRs.
13939 ("*movv8hi_internal1"): Same.
13940 ("*movv16qi_internal1"): Same.
13941 ("*movv4sf_internal1"): Same.
13943 * config/rs6000/rs6000.c (altivec_register_operand): New.
13945 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
13946 altivec_register_operand.
13948 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
13950 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
13953 2002-02-13 Stan Shebs <shebs@apple.com>
13955 * c-typeck.c (digest_init): Handle vectors.
13956 (really_start_incremental_init): Same.
13957 (pop_init_level): Same.
13958 (process_init_element): Same.
13960 * varasm.c (output_constant): Same.
13962 * expr.c (clear_storage): Same.
13963 (store_constructor): Same.
13965 2002-02-12 Eric Christopher <echristo@redhat.com>
13967 * explow.c (hard_function_value): Add comment explaining
13968 signed/unsigned comparison.
13970 2002-02-12 Jakub Jelinek <jakub@redhat.com>
13972 * jump.c (never_reached_warning): Add finish argument.
13973 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
13974 real insn after end.
13975 * rtl.h (never_reached_warning): Adjust prototype.
13976 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
13977 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
13978 never_reached_warning.
13980 2002-02-12 Graham Stott <grahams@redhat.com>
13982 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
13984 2002-02-12 Kazu Hirata <kazu@hxi.com>
13986 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
13987 logical shifts on H8/300.
13988 (shift_alg_si): Improve several shifts on H8/300.
13989 (get_shift_alg): Likewise.
13991 2002-02-12 Graham Stott <grahams@redhat.com>
13993 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
13995 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13997 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
13998 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
14000 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
14002 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
14003 non-CONST_INT through default_assemble_integer.
14004 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
14005 <case 8>: Abort for CONST_DOUBLE.
14007 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
14009 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
14011 * config/pa/pa-linux.h (LIB_SPEC): Delete.
14012 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
14014 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
14016 * config/stormy16/stormy16.md (zero_extendqihi2): New.
14018 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
14020 * regrename.c (regrename_optimize): Don't accept a
14021 part-clobbered register if the replaced register is not part
14024 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
14025 take padding into account when computing the argument value.
14027 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
14029 * combine.c (try_combine): Apply substitutions in
14030 CALL_INSN_FUNCTION_USAGE too.
14032 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
14034 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
14035 __builtin_altivec_abs*.
14038 * config/rs6000/rs6000.h (rs6000_builtins): Add
14039 ALTIVEC_BUILTIN_ABS*.
14041 * config/rs6000/altivec.h: Use const char for builtins expecting
14043 (vec_abs): New versions for C and C++.
14046 2002-02-10 Kazu Hirata <kazu@hxi.com>
14048 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
14051 2002-02-10 Kazu Hirata <kazu@hxi.com>
14053 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
14054 constant definition from h8300.md.
14055 (FRAME_POINTER_REGNUM): Likewise.
14056 * config/h8300/h8300.md (define_constants): Add FP_REG.
14058 2002-02-10 Kazu Hirata <kazu@hxi.com>
14060 * config/h8300/h8300.c (print_operand): Remove redundant code.
14062 2002-02-10 Kazu Hirata <kazu@hxi.com>
14064 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
14065 * config/h8300/h8300.c (byte_reg): Make it static.
14067 2002-02-10 Richard Henderson <rth@redhat.com>
14070 * c-typeck.c (incomplete_type_error): Handle flexible array members.
14072 2002-02-10 Richard Henderson <rth@redhat.com>
14075 * tree.c (append_random_chars): Don't abort if main_input_filename
14078 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
14080 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
14082 2002-02-10 Kazu Hirata <kazu@hxi.com>
14084 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
14085 (pushhi1): Likewise.
14087 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
14089 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
14090 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
14092 2002-02-09 David O'Brien <obrien@FreeBSD.org>
14094 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
14096 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
14098 2002-02-09 Kazu Hirata <kazu@hxi.com>
14100 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
14101 a half of an SImode register on H8/300.
14103 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
14105 * i386.md (movdi_2): Add missing '!'.
14107 2002-02-09 Kazu Hirata <kazu@hxi.com>
14109 * config/h8300/h8300.h: Fix formatting. Remove commented-out
14112 2002-02-09 Kazu Hirata <kazu@hxi.com>
14114 * config/h8300/h8300.md (length): Correct the distance valid
14115 for the short branch.
14117 2002-02-09 Kazu Hirata <kazu@hxi.com>
14119 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
14121 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
14123 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
14124 registers in SImode.
14125 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
14128 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
14131 Contribute sh64-elf.
14132 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
14133 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
14134 (sh_cannot_modify_jumps_p): New function.
14135 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
14136 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
14137 (sh_ms_bitfield_layout_p): New function.
14138 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
14139 Zack Weinberg <zack@codesourcery.com>
14140 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
14141 expand_simple_binop instead of expand_binop.
14142 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
14143 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
14144 use of .quad and .uaquad.
14145 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
14146 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
14147 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14148 * config/sh/sh.md (movdi_const, movdi_const_32bit,
14149 movdi_const_16bit): Make sure all CONSTs have modes.
14150 (sym2PIC): Ditto, but by adjusting all callers.
14151 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
14152 if the prologue calls the SHmedia argument decoder or register
14154 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14155 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
14156 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
14157 (sh_expand_epilogue): Don't emit USE of return target register.
14158 (prepare_move_operands): Legitimize DImode PIC addresses.
14159 (sh_media_register_for_return): Skip tr0, used to initialize the
14161 (sh_expand_prologue): Remove explicit USE of return register.
14162 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
14163 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
14164 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
14165 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
14166 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
14167 EXTRA_CONSTRAINT_T.
14168 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
14169 (MOVI_SHORI_BASE_OPERAND_P): New.
14170 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
14171 (EXTRA_CONSTRAINT_T): Define in terms of them.
14172 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
14173 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
14174 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
14175 alternatives supporting TARGET_REGS.
14176 (UNSPEC_GOTPLT): New constant.
14177 (movdi split): Move incrementing of LABEL_NUSES...
14178 (movdi_const, movdi_const_32bit): Here. Use
14179 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
14180 (movdi_const_16bit): New.
14181 (call, call_value) [flag_pic]: Use GOTPLT.
14182 (call_pop, call_value_pop): New expands.
14183 (call_pop_compact, call_pop_rettramp): New insns.
14184 (call_value_pop_compact, call_value_pop_rettramp): New insns.
14185 (sibcall) [flag_pic]: Use GOT.
14186 (builtint_setjmp_receiver): Remove bogus, unused expand.
14187 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
14188 (*pt, *ptb, ptrel): New insns.
14189 (sym2GOT): Handle DImode GOT.
14190 (sym2GOTPLT, symGOTPLT2reg): New expands.
14191 (sym2PIC): New expand.
14192 (shcompact_return_tramp): Use GOTPLT to return trampoline.
14193 (shcompact_return_tramp_i): Use return register explicitly.
14194 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
14195 disable flag_reorder_blocks.
14196 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
14197 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
14198 clobbers, for clarity.
14199 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
14200 restoring of r0 in macl as MAYBE_DEAD.
14201 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
14202 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
14203 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
14204 alter_subreg all over.
14205 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
14206 reload, instead of emitting instructions that would require
14208 (casesi_load_media): Add missing modes.
14209 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
14210 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
14211 as used if the argument decoder is called.
14212 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
14213 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
14214 Pmode, then extend it to DImode if necessary.
14215 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
14216 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
14217 constants in FPU-enabled SHmedia, let them be loaded from memory.
14218 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
14219 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
14220 Adjust whitespace in assembly output templates.
14221 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
14222 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
14223 mode of if_then_else.
14224 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
14225 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
14227 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
14228 Joern Rennecke <amylaar@redhat.com>
14229 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
14230 (SUBTARGET_CPP_PTR_SPEC): New.
14231 (SUBTARGET_CPP_SPEC): Remove.
14232 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
14233 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
14234 Fix typo in previous checkin.
14235 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
14236 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
14237 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
14238 Alexandre Oliva <aoliva@redhat.com>
14239 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
14240 what single FP register can hold for SHmedia target.
14241 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
14242 Alexandre Oliva <aoliva@redhat.com>
14243 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
14244 Do not split into SUBREG.
14245 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
14246 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
14247 and added new functions as specified in SH5 ABI r9.
14248 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
14249 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
14251 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
14252 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
14253 gen_consttable_4 and gen_consttable_8. Emit multiple labels
14254 and consttable_window_ends.
14255 2001-06-03 Graham Stott <grahams@redhat,com>
14256 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
14257 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
14258 * config/sh/sh.c (print_operand): Handle floating-point pair,
14259 vector and matrix registers.
14260 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
14261 vector modes into account.
14262 * config/sh/sh.md (movv2sf): Split move between registers into
14264 (movv4sf, movv16sf): Introduce insns that get split only after
14266 * config/sh/shmedia.h: Fix Copyright dates.
14267 * config/sh/ushmedia.h: Likewise. Move loop counter
14268 declarations into conditionals that uses them.
14269 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
14271 * config/sh/sshmedia.h: Fix Copyright dates.
14272 (sh_media_PUTCFG): Fix constraints.
14273 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
14274 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
14275 ptrmemfunc_vbit_in_delta for SH5.
14276 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
14277 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
14278 * invoke.texi: Likewise.
14279 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
14280 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
14281 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
14282 GCC_pop_shmedia_regs_nofpu): New global symbols.
14283 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
14284 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
14285 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
14286 compact function with nonlocal labels.
14287 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
14288 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
14289 (initial_elimination_offset): Account for their stack space.
14290 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
14291 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
14292 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
14293 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
14294 least one of the operands to be a register.
14295 (movv2sf): Likewise. Renamed to movv2sf_i.
14296 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
14297 prepare_move_operands() before emitting SHmedia insns.
14298 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
14299 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
14300 Don't save nor initialize r12. Don't mis-align the stack.
14301 Pad the code with a nop.
14302 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
14304 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
14305 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
14306 [__SHMEDIA__]: Implement.
14307 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
14308 * config/sh/sh.md: Set latency of `pt' closer to reality.
14309 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
14310 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
14311 Set move, load and store type attributes.
14312 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
14313 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
14315 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
14316 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
14317 * config/sh/sh.c (sh_media_register_for_return): New function.
14318 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
14319 branch-target register.
14320 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
14321 * config/sh/sh.md (return_media_i): Use any call-clobbered
14322 branch-target register.
14323 (return_media): If r18 wasn't copied in the prologue, copy it
14325 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
14326 Clear class FP0_REGS.
14327 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
14329 2001-03-08 DJ Delorie <dj@redhat.com>
14330 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
14331 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
14332 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
14333 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
14334 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
14335 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
14336 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
14337 return value correctly for call_cookie.
14338 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
14339 * config/sh/crt1.asm (start): Modified so as to call
14340 ___setup_argv_and_call_main.
14341 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
14342 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
14344 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
14345 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
14346 (STRIP_NAME_ENCODING): Use it.
14347 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
14348 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
14349 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
14350 prepare_scc_operands().
14351 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
14352 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
14353 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
14354 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
14355 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
14356 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
14357 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
14358 used in shcompact_incoming_args.
14359 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
14361 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
14363 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
14364 Adjust accordingly.
14365 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
14366 Simplify. Adjust. Add sanity check.
14367 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
14369 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
14371 (udivsi3, divsi3): Use them.
14372 (force_mode_for_call): New insn.
14373 (call, call_value, sibcall_value): Emit it before SHcompact
14375 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
14376 * config/sh/sh.md (call, call_value, sibcall): Make sure the
14377 call cookie is non-NULL before taking its value.
14378 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
14379 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
14380 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
14381 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
14383 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
14384 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
14385 temporary for stack adjusts. Use MACL and MACH to pass
14386 arguments to shcompact_incoming_args.
14387 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
14389 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
14390 (nested_trampoline): Load static chain address into r1.
14391 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
14392 2001-01-07 Alexandre Oliva <aoliva@redhat.com
14393 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
14394 fp_arith_reg_operand().
14395 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
14396 * config/sh/sh.md (casesi): Sign-extend the first two operands,
14397 and use signed compares for them.
14398 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
14399 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
14400 ones properly aligned.
14401 (find_barrier): Account for extra alignment needed for 8-byte wide
14403 (machine_dependent_reorg): Require a label for the second 4-byte
14404 constant after an 8-byte one.
14405 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
14407 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
14408 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
14409 last_float when switching float modes.
14410 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
14411 auto-increment for general-purpose registers.
14412 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
14414 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
14416 * config/sh/sh.c (sh_builtin_saveregs): Support using all
14417 registers for varargs.
14418 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14419 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
14420 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
14421 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
14422 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
14423 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
14424 call_cookie accordingly.
14425 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
14426 (SHCOMPACT_BYREF): Likewise.
14427 (SHCOMPACT_FORCE_ON_STACK): New macro.
14428 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
14429 (sh_builtin_saveregs): Likewise.
14430 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14431 shcompact_incoming_args): Use new shift values. Support
14432 sequences of consecutive and non-consecutive pushes/pops.
14433 * config/sh/sh.md (return): Don't explicitly use PR_REG.
14434 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
14435 * config/sh/sh.h (TEXT_SECTION): Define.
14436 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
14437 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
14438 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
14439 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
14440 return values on FPU-enabled SHmedia.
14441 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
14442 FPU-enabled SHmedia.
14443 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
14444 value is returned in a non-FP reg and is not returned by
14446 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
14448 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
14449 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
14450 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
14451 quad-aligned to be passed by callee-copy reference.
14452 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14453 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
14454 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
14455 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
14456 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
14457 copying low-numbered FP regs to r7 and r8.
14458 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
14459 FP regs to general-purpose regs only if the copy was passed on the
14461 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
14462 copying FP reg to r9.
14463 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
14464 copy FP regs to general-purpose regs only in outgoing calls.
14465 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
14466 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
14468 * config/sh/sh.h (struct sh_args): Document all fields.
14469 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
14470 passed partially on the stack should not consider making
14472 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
14473 stack_regs only for incoming calls. When passing FP args,
14474 make sure there are FP regs available before modifying
14476 (SHCOMPACT_BYREF): Pass double args in general-purpose
14477 registers by reference.
14478 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
14479 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
14480 attempt to generate sibcalls if the caller got any arguments
14482 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
14483 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
14484 to 8-byte boundaries.
14485 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
14486 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
14487 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
14488 stored in the stack.
14489 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
14490 for the offsets to have the ISA bit set.
14491 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
14492 invocation. Use beq instead of bgt to mark end of sequence of
14494 (shcompact_incoming_args): Fix store of r2. Use beq instead of
14495 bgt to mark end of sequence of stores.
14496 * config/sh/sh.c (arith_operand): Don't check whether
14497 CONST_OK_FOR_J for now.
14498 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
14499 instead of long for conversion.
14500 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
14501 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
14502 before passing it to fprintf.
14503 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
14504 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
14505 Call set_fpscr before reading/writing SR.
14506 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
14508 * config/sh/lib1funcs.asm: Add `.align 2' directives before
14510 (FMOVD_WORKS): Define on SH5 with FPU.
14511 (set_fpscr): Define on SH5. Remove separate _fpscr_values
14513 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
14515 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
14516 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
14518 (ia_main_table): Ditto.
14519 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
14520 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
14521 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
14522 the definitions from sh.h.
14523 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
14525 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
14526 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
14527 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
14528 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
14529 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
14530 Increment LABEL_NUSES.
14532 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
14534 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
14536 * config/sh/elf.h (SIZE_TYPE): Likewise.
14537 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
14538 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14539 shcompact_incoming_args): Load switch table addresses using
14541 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
14542 (NO_BUILTIN_SIZE_TYPE): Define.
14543 (SIZE_TYPE): Don't define.
14544 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
14545 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
14546 definition of __SH5__=32 for -m5-compact-nofpu.
14547 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
14549 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
14550 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
14551 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
14552 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
14553 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
14554 (INSN_LENGTH_ALIGNMENT): Likewise.
14555 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14556 * config/sh/sh.md (call, call_value, sibcall): Simplify
14557 copying of non-branch-target register.
14558 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14559 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
14560 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
14561 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14562 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
14563 floating-point values as structs.
14564 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
14565 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
14566 general-purpose register.
14567 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
14568 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
14569 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
14570 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
14571 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
14572 (ENCODE_SECTION_INFO): Enclose variables and constants in
14574 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
14575 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
14576 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
14577 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
14578 only for LABEL_REFs. For SYMBOL_REFs, prepend
14579 SH_DATALABEL_ENCODING to the symbol name.
14580 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
14582 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
14583 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
14585 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
14586 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
14587 (DATALABEL_REF_P): Don't require CONST.
14588 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
14590 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
14591 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
14593 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
14594 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
14595 Use shallow_copy_rtx and PUT_MODE to change the mode of
14596 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
14597 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
14598 on SHmedia using GENERAL_REGs.
14599 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
14600 bltu_media_i): Fix reversion of conditions.
14601 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
14602 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
14603 * config/sh/sh.c (output_far_jump): Save r13 in macl.
14604 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
14605 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
14606 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
14607 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
14608 (GCC_nested_trampoline): Likewise.
14609 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
14610 * config/sh/sh.c (gen_datalabel_ref): Define.
14611 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
14612 (INITIALIZE_TRAMPOLINE): Likewise.
14613 (TRAMPOLINE_ADJUST_ADDRESS): Define.
14614 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
14615 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
14616 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
14617 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
14618 (ic_invalidate): Adjust for SH5.
14619 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
14620 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
14621 _nested_trampoline.
14622 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
14623 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
14624 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
14625 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
14626 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
14627 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
14628 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
14629 * config/sh/sh.c (target_reg_operand): Match only target-branch
14630 registers and pseudos that aren't virtual registers.
14631 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
14632 Copy operands that don't match target_reg_operand to pseudos.
14633 (call_media, call_value_media, sibcall_media): Use
14634 target_reg_operand instead of target_operand.
14635 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
14636 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
14637 * config/sh/sh.c (target_reg_operand): Match hardware registers
14638 other than branch-target registers.
14639 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
14640 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
14641 (fpscr_values) [SH5 == 32]: Define.
14642 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
14643 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
14644 Handle function addresses coming in SUBREGs.
14645 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
14646 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14647 shcompact_return_trampoline): Use datalabel where appropriate.
14648 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
14649 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
14650 general-purpose register to copy one branch-target register to
14652 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
14653 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
14654 SYMBOL_REFs with VOIDmode.
14655 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
14656 bltu_media_i): New insns.
14657 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
14658 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
14659 (INIT_CUMULATIVE_ARGS): Likewise.
14660 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
14661 * machmode.def (V16SFmode): New mode.
14662 * c-common.c (type_for_mode): Support V2SF and V16SF.
14663 * tree.c (build_common_tree_nodes_2): Likewise.
14664 * tree.h (tree_index): Likewise.
14665 * calls.c (emit_call_1): Take args_so_far. Adjust all
14666 callers. Introduce CALL_POPS_ARGS.
14667 * tm.texi (CALL_POPS_ARGS): Document.
14668 * config/sh/crt1.asm: Implement in SHmedia mode.
14669 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
14670 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
14671 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
14672 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
14673 Implement divsi and udivsi in SHmedia mode. Introduce
14674 SHcompact trampolines.
14675 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
14677 (regno_reg_class): Rewrite.
14678 (fp_reg_names): Remove.
14679 (sh_register_names, sh_additional_register_names): New.
14680 (print_operand): Added `u'. Support SUBREGs in addresses.
14681 Add parentheses around shifted CONSTs.
14682 (output_file_start): Output .mode and .abi directives.
14683 (shiftcosts, addsubcosts, multcosts): Adjust.
14684 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
14685 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
14686 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
14687 bytes, not registers. Take into account the need for the
14688 SHcompact incoming args trampoline. Adjust all callers.
14689 (sh_expand_prologue): Take stack_regs into account. Call
14690 incoming args trampoline. Keep stack aligned as per SH5 ABI.
14691 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
14692 stack aligned as per SH5 ABI.
14693 (sh_builtin_saveregs): Support SH5 ABI.
14694 (sh_build_va_list, sh_va_start): Likewise.
14695 (initial_elimination_offset): Take alignment into account.
14696 Compute location of PR according to the SH5 stack frame.
14697 (arith_reg_operand): Reject branch-target registers.
14698 (shmedia_6bit_operand): New.
14699 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
14700 (target_reg_operand): Match DImode only. Accept SUBREGs.
14701 (target_operand): New.
14702 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
14703 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
14704 SIBCALL_REGS for SHmedia.
14705 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
14706 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
14707 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
14708 (TARGET_SWITCHES): New SH5 flags.
14709 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
14710 VALID_REGISTER_P to disable unsupported registers.
14711 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
14712 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
14713 (FUNCTION_ARG_PADDING): Define.
14714 (FASTEST_ALIGNMENT): Adjust.
14715 (SH_REGISTER_NAMES_INITIALIZER): New.
14716 (sh_register_names): Declare.
14717 (DEBUG_REGISTER_NAMES): Define.
14718 (REGISTER_NAMES): Define based on sh_register_names.
14719 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
14720 (sh_additional_register_names): Declare.
14721 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
14722 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
14723 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
14724 (REGISTER_NATURAL_MODE): Define.
14725 (FIRST_PSEUDO_REGISTER): Adjust.
14726 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
14727 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
14728 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
14729 (VECTOR_MODE_SUPPORTED_P): Define.
14730 (REG_CLASS_CONTENTS): Adjust.
14731 (SMALL_REGISTER_CLASSES): Adjust.
14732 (REG_ALLOC_ORDER): Adjust.
14733 (INDEX_REG_CLASS): Adjust.
14734 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
14735 (CONST_OK_FOR_LETTER_P): Adjust.
14736 (PREFERRED_RELOAD_CLASS): Adjust.
14737 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
14738 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
14739 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
14740 (FIRST_FP_PARM_REG): Adjust.
14741 (CALL_POPS_ARGS): Define.
14742 (FUNCTION_ARG_REGNO_P): Adjust.
14743 (struct sh_args): New fields.
14744 (GET_SH_ARG_CLASS): Adjust.
14745 (INIT_CUMULATIVE_ARGS): Adjust.
14746 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
14747 (FUNCTION_ARG_ADVANCE): Adjust.
14748 (FUNCTION_ARG): Adjust.
14749 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
14750 (FUNCTION_ARG_CALLEE_COPIES): Define.
14751 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
14752 (STRICT_ARGUMENT_NAMING): Define.
14753 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
14754 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
14755 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
14756 (SETUP_INCOMING_VARARGS): Adjust.
14757 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
14758 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
14759 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
14760 (SUBREG_OK_FOR_INDEX_P): Adjust.
14761 (EXTRA_CONSTRAINT_S): Update.
14762 (EXTRA_CONSTRAINT_T): New.
14763 (EXTRA_CONSTRAINT): Adjust.
14764 (GO_IF_LEGITIMATE_INDEX): Adjust.
14765 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
14766 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
14767 (MOVE_MAX): Adjust.
14768 (MAX_MOVE_MAX): Define.
14770 (CONST_COSTS): Adjust.
14771 (REGISTER_MOVE_COST): Adjust.
14772 (BRANCH_COST): Adjust.
14773 (TEXT_SECTION_ASM_OP): Adjust.
14774 (DBX_REGISTER_NUMBER): Adjust.
14775 (ASM_OUTPUT_DOUBLE_INT): New.
14776 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
14777 (PREDICATE_CODES): Adjust.
14778 (PROMOTE_MODE): Adjust.
14779 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
14780 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
14781 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
14782 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
14783 (DR0_REG, DR2_REG, DR4_REG): Renumber.
14784 (TR0_REG, TR1_REG, TR2_REG): New.
14785 (XD0_REG): Renumber.
14786 (UNSPEC_COMPACT_ARGS): New.
14787 (type): Added pt and ptabs.
14788 (length): Default to 4 on SHmedia. Default pt length to 12
14789 and 20 on SHmedia32 and SHmedia64, respectively.
14790 (pt): New function unit.
14791 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
14792 Add whitespace between operands of SHmedia instructions.
14794 (adddi3_media, addsi3_media): Adjust constraints.
14795 (subsi3) [SHmedia]: Force operand 1 into a register.
14796 (udivsi3_i1_media, udivsi3_i4_media): New.
14797 (udivsi3): Support SHmedia.
14798 (divsi3_i1_media, divsi3_i4_media): New.
14799 (divsi3): Support SHmedia.
14800 (anddi3, iordi3, xordi3): Adjust constraints.
14801 (zero_extendhidi2, zero_extendqidi2): New.
14802 (extendsidi2, extendhidi2, extendqidi2): New.
14803 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
14804 (pop_e, pop_fpul, pop_4): Likewise.
14805 (movsi_media): Support FP and BT registers.
14806 (movsi_media_nofpu): New. Adjust splits to DImode.
14807 (lduw, ldub): Renamed to zero_extend* above.
14808 (movqi_media): Fix typo.
14809 (movdi_media): Support FP and BT registers.
14810 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
14811 (movdi_const_32bit): New.
14812 (shori_media): Require immediate operand. Use `u' for output.
14813 (movdf_media, movsf_media): Simplified.
14814 (movdf_media_nofpu, movsf_media_nofpu): New.
14815 (movdf, movsf): Adjust
14816 (movv2sf, movv2sf, movv16sf): New.
14817 (beq_media, beq_media_i): Adjust constraints. Don't use
14818 scratch BT register.
14819 (bne_media, bne_media_i): Likewise.
14820 (bgt_media, bgt_media_i): Likewise.
14821 (bge_media, bge_media_i): Likewise.
14822 (bgtu_media, bgtu_media_i): Likewise.
14823 (bgeu_media, bgeu_media_i): Likewise.
14824 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
14825 bunordered): Emit jump insn. Force operands to registers when
14827 (jump_media, jump): Simplify.
14828 (call_compact, call_compact_rettramp): New.
14829 (call_value_compact, call_value_compact_rettramp): New.
14830 (call_media, call_value_media): Simplify.
14831 (sibcall_compact, sibcall_media): New.
14832 (call, call_value): Adjust for SHmedia and SHcompact.
14833 (sibcall, sibcall_value, untyped_call): Likewise.
14834 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
14835 (indirect_jump): Adjust for SHmedia.
14836 (casesi_jump_media): New.
14837 (nop): Re-enable for SHmedia.
14838 (call_site): Restrict to SH1.
14839 (casesi): Adjust for SHmedia.
14840 (casesi_shift_media, casesi_load_media): New.
14841 (return): Explicitly use PR register. Call return trampoline
14843 (return_i): Explicitly use PR register.
14844 (shcompact_return_tramp, shcompact_return_tramp_i): New.
14845 (return_media): Adjust.
14846 (shcompact_incoming_args): New.
14847 (epilogue): Adjust.
14848 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
14849 (movstrsi): Disable on SH5.
14850 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
14851 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
14852 (subsf3, subsf3_media): Likewise.
14853 (mulsf3, mulsf3_media, mac_media): Likewise.
14854 (divsf3, divsf3_media): Likewise.
14855 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
14856 (floatsisf2, fux_truncsfsi2): Likewise.
14857 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
14859 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
14860 (cmpunsf_media, cmpsf): Likewise.
14861 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
14862 (abssf2, abssf2_media): Likewise.
14863 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
14864 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
14865 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
14866 (floatsidf2, fix_truncdfsi2): Likewise.
14867 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
14869 (cmpeqdf_media, cmpgtdf_media): Likewise.
14870 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
14871 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
14872 (absdf2, absdf2_media): Likewise.
14873 (extendsfdf2, extendsfdf2_media): Likewise.
14874 (truncsfdf2, truncsfdf2_media): Likewise.
14875 * config/sh/sh64.h: New file.
14876 * config/sh/t-sh64: New file.
14877 * config/sh/shmedia.h: New file.
14878 * config/sh/ushmedia.h: New file.
14879 * config/sh/sshmedia.h: New file.
14880 * configure.in: Added sh64-*-elf.
14881 * configure: Rebuilt.
14882 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
14883 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
14884 (reg_class_from_letter): Use `b' for TARGET_REGS.
14885 (print_operand): Support `%M', `%m', `AND' and
14886 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
14887 (andcosts): Adjust for SHmedia.
14888 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
14890 (target_reg_operand): New function.
14891 * config/sh/sh-protos.h (target_reg_operand): Declare.
14892 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
14893 FP registers on SH5.
14894 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
14896 (TARGET_REGISTER_P): New macro.
14897 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
14898 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
14899 (EXTRA_CONSTRAINT_S): New macro.
14900 (EXTRA_CONSTRAINT): Adjust.
14901 (FLOAT_TYPE_SIZE): Define to 32.
14902 (Pmode): DImode on SHmedia.
14903 (CONST_COSTS): Adjust for SHmedia literals.
14904 (PREDICATE_CODES): Added target_reg_operand.
14905 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
14906 * config/sh/sh.md: Remove all attrs from SHmedia insns.
14907 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
14908 (cmpdi): Accept SHmedia.
14909 (movdicc_false, movdicc_true): New insns.
14910 (movdicc): New expand.
14911 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
14913 (addsi3_media): Match `S' constraint.
14914 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
14915 (negdi2): Expand for SHmedia.
14916 (one_cmpldi2): New expand.
14917 (zero_extendsidi2): Change from expand to insn.
14918 (extendsidi2): Add constraints.
14919 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
14920 LD/ST address. Fix SI immediate loading split.
14921 (movhi_media, movqi_media, lduw, ldub): New insns.
14922 (movhi, movqi): Accept SHmedia.
14923 (shori_media, movdi_media): Relax input constraints. Split
14924 symbolic constants.
14925 (movdf_media, movsf_media): New insn. New split to movdi.
14926 (movdf, movsf): Match on SHmedia.
14927 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
14928 bgeu_media): New insns and splits. New insns with `_i' suffix.
14929 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
14930 (bunordered): New expand.
14931 (jump_compact): Renamed from `jump'.
14932 (jump_media): New insn.
14933 (jump): New expand.
14934 (call_media, call_value_media): New insns.
14935 (call, call_value): Adjust.
14936 (indirect_jump_compact): Renamed from `indirect_jump'.
14937 (indirect_jump_media): New insn.
14938 (indirect_jump): New expand.
14939 (untyped_call, return): Accept SHmedia.
14940 (return_media): New insn.
14941 (prologue, epilogue, blockage): Accept SHmedia.
14942 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
14943 (sunordered): New expand.
14944 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
14945 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
14946 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
14947 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
14948 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
14949 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
14950 abssf2_media): New insns.
14951 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
14952 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
14953 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
14954 floatdidf2, floatsidf2_media, fix_truncdfdi2,
14955 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
14956 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
14957 absdf2_media): New insns.
14958 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
14959 (extendsfdf2_media, truncdfsf2_media): New insns.
14960 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
14961 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
14962 * config/sh/sh.h (CONST_OK_FOR_J): Document.
14963 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
14964 * config/sh/sh.md (adddi3): New expand.
14965 (adddi3_media, adddi3z_media): New insns.
14966 (adddi3_compact): Renamed from adddi3.
14967 (addsi3_media): Use add.l r63 to add constant zero.
14968 (subdi3): New expand.
14969 (subdi3_media): New insn.
14970 (subdi3_compact): Renamed from subdi3.
14971 (mulsidi3): New expand.
14972 (mulsidi3_media): New insn.
14973 (mulsidi3_compact): Renamed from mulsidi3.
14974 (umulsidi3): New expand.
14975 (umulsidi3_media): New insn.
14976 (umulsidi3_compact): Renamed from umulsidi3.
14977 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
14978 (ashlsi3, ashrsi3, lshrsi3): Use them.
14979 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
14980 (ashldi3, ashrdi3, lshrdi3): Use them.
14981 (zero_extendsidi2): New expand.
14982 (extendsidi2): New insn.
14983 (movsi_media): New insn. Split to movdi to load constants.
14984 (movsi): Enable for shmedia.
14985 (movdi_media): New insn. Use shori_media to load wide constants.
14986 (short_media): New insn.
14987 (movdi): Enable for shmedia.
14988 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
14989 * config/sh/sh.h (CPP_SPEC): Added `m5'.
14990 (SUBTARGET_CPP_SPEC): Added `!m5'.
14991 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
14992 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
14993 to all other SH variants.
14994 (TARGET_DEFAULT): Set to SH1_BIT.
14995 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
14996 (BITS_PER_WORD): Raise to 64 on shmedia.
14997 (MAX_BITS_PER_WORD): Change to 64.
14998 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
14999 (INT_TYPE_SIZE): Keep as 32.
15000 (UNITS_PER_WORD): Raise to 8 on shmedia.
15001 (MIN_UNITS_PER_WORD): Keep as 4.
15002 (POINTER_SIZE): Raise to 64 on shmedia.
15003 (CONST_OK_FOR_J): New macro.
15004 (CONST_OK_FOR_LETTER_P): Use it.
15005 (processor_type): Add PROCESSOR_SH5.
15006 * config/sh/sh.md: Conditionalize all expands, insns and
15007 splits to TARGET_SH1.
15009 (addsi3_compact): Renamed from...
15010 (addsi3): Now an expand.
15011 (addsi3_media, subsi3_media): New insns.
15012 (subsi3): Don't negate constants with SHmedia.
15014 * hooks.c: New file.
15015 * hooks.h: New file.
15016 * Makefile.in (HOOKS_H): New.
15017 (TARGET_DEF_H): Added $(HOOKS_H).
15018 (OBJS): Added hooks.o.
15019 (cfgcleanup.o, bb-reorder.o): Added target.h.
15020 (hooks.o): Added dependencies.
15021 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
15022 (TARGET_INITIALIZER): this.
15023 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
15024 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
15025 * bb-reorder.c: Include target.h.
15026 (reorder_basic_blocks): Skip if cannot modify jumps.
15027 * cfgcleanup.c: Include target.h.
15028 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
15030 2002-02-08 Chris Demetriou <cgd@broadcom.com>
15032 * config/mips/mips.md (casesi_internal, casesi_internal_di):
15033 Protect jump delay slot instructions with .set noreorder and
15036 2002-02-08 Chris Demetriou <cgd@broadcom.com>
15038 * config/mips/mips.md (casesi_internal_di): Calculate
15039 the index into the target offset table correctly.
15041 2002-02-08 Richard Henderson <rth@redhat.com>
15043 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
15044 * final.c (output_addr_const): Accept and discard SUBREG.
15045 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
15046 mark them unknown instead.
15047 (simplify_subtraction): Handle RTX_UNKNOWN.
15048 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
15050 2002-02-08 David Edelsohn <edelsohn@gnu.org>
15052 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
15054 2002-02-08 Richard Henderson <rth@redhat.com>
15056 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
15058 2002-02-08 Andreas Jaeger <aj@suse.de>
15060 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
15061 * config/i386/t-linux64: New file.
15063 2002-02-08 Jakub Jelinek <jakub@redhat.com>
15065 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
15066 * c-parse.in (compstmt): Clear last_expr_type.
15068 2002-02-07 Richard Henderson <rth@redhat.com>
15070 * loop.c (strength_reduce): Sink final_value when not
15073 2002-02-07 David O'Brien <obrien@FreeBSD.org>
15075 * config/sparc/freebsd.h: Fix mismatched spec {.
15077 2002-02-07 Richard Henderson <rth@redhat.com>
15079 * cfgrtl.c: Include recog.h and insn-config.h.
15080 (keep_with_call_p): Fix general_operand invocation.
15081 * Makefile.in (cfgrtl.o): Update dependencies.
15083 2002-02-07 Kazu Hirata <kazu@hxi.com>
15085 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
15086 comment. Accept HImode only if TARGET_H8300.
15088 2002-02-07 Eric Christopher <echristo@redhat.com>
15090 * config/mips/crtn.asm: Cleanup #ifdefs.
15092 2002-02-07 Eric Christopher <echristo@redhat.com>
15094 * config/mips/crti.asm: Add changes for mips16. mips16 uses
15095 register 7 as RA instead of $31.
15096 * config/mips/crtn.asm: Ditto.
15097 * config/mips/mips.c (mips_move_2words): Add case for
15098 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
15099 (compute_frame_size): Fix typo.
15100 (save_restore_insns): Ditto. Make documentation about using
15101 register $7 as return register more precise.
15102 (mips_expand_epilogue): Fix comment. Add code to work around not
15103 being able to add to the stack pointer directly.
15104 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
15105 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
15108 2002-02-07 Tom Rix <trix@redhat.com>
15110 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
15111 immediates in ldu and stdu DS opcode field.
15112 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
15113 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
15114 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
15116 2002-02-07 Jeff Sturm <jsturm@one-point.com>
15118 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
15119 offset for stack bias.
15121 2002-02-07 H.J. Lu <hjl@gnu.org>
15123 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
15125 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
15127 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
15129 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
15131 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
15132 * i386.c (x86_order_regs_for_local_alloc): New global function.
15133 * i386.h (REG_ALLOC_ORDER): CLeanup.
15134 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
15136 2002-02-07 Richard Henderson <rth@redhat.com>
15138 PR optimization/2463
15139 * alias.c (find_base_value): Recall base values for fixed hard regs.
15140 * loop.c (loop_regs_update): Don't use single_set on non-insns.
15142 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
15144 * config/mips/mips.md (define_delay) [mips16]: Adjust required
15147 2002-02-06 Richard Henderson <rth@redhat.com>
15150 * stmt.c (resolve_operand_name_1): Take more care with mixed
15151 named and unnamed operands.
15153 2002-02-06 Janis Johnson <janis187@us.ibm.com>
15154 Jan Hubicka <jh@suse.cz>
15156 * loop.c (remove_constant_addition): Avoid clobbering a shared
15159 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
15161 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
15162 * config/s390/t-linux64: New file.
15163 * config/s390/libgcc-glibc.ver: New file.
15165 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
15167 * config/s390/linux64.h: Delete file.
15168 * config/s390/s390x.h: New file.
15169 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
15170 as target header file.
15171 * config/s390/linux.h (TARGET_VERSION): Define depending on
15172 DEFAULT_TARGET_64BIT.
15173 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
15174 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
15175 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
15176 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
15177 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
15178 (EXTRA_SPEC): New define.
15179 * config/s390/s390.h (TARGET_VERSION): Define depending on
15180 DEFAULT_TARGET_64BIT.
15181 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
15183 2002-02-06 Jason Merrill <jason@redhat.com>
15185 * c-decl.c (finish_function): Warn about a non-void function with
15186 no return statement and no abnormal exit.
15187 (current_function_returns_abnormally): New variable.
15188 (start_function): Clear it.
15189 (struct c_language_function): Add returns_abnormally.
15190 (push_c_function_context): Save it.
15191 (pop_c_function_context): Restore it.
15192 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
15193 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
15194 an explicit return type.
15195 * c-tree.h: Declare current_function_returns_abnormally.
15196 (C_FUNCTION_IMPLICIT_INT): New macro.
15197 * c-typeck.c (build_function_call): Set it.
15198 (c_expand_return): Set current_function_returns_value even if the
15199 value is erroneous.
15201 2002-02-06 Jakub Jelinek <jakub@redhat.com>
15204 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
15205 unsafe for reevaluation.
15207 2002-02-06 Jakub Jelinek <jakub@redhat.com>
15210 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
15211 EXPR_STMT, but COMPOUND_STMT, recurse into it.
15213 2002-02-06 Richard Henderson <rth@redhat.com>
15215 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
15216 be a general_operand. Dest for function value must be a pseudo.
15218 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
15220 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
15221 as SYMBOL_REFs from the constant pool.
15223 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
15225 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
15226 passed by invisible reference.
15228 2002-02-05 Richard Henderson <rth@redhat.com>
15230 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
15232 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
15234 Implement using "base addresses" in insn operands as default.
15235 * config/mmix/mmix.c (mmix_conditional_register_usage): if
15236 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
15237 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
15238 used to read the rtx value.
15239 (mmix_target_asm_function_epilogue): Fix spacing.
15240 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
15241 (mmix_legitimate_address): Ditto.
15242 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
15243 should be loaded with a GETA insn. Don't allocate needless extra
15244 char for nul termination and fix misleading comment.
15245 (mmix_print_operand_address): Handle constants if
15246 TARGET_BASE_ADDRESSES.
15247 (mmix_output_register_setting): Use base addressing if
15248 TARGET_BASE_ADDRESSES and the number of insns is 3.
15249 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
15250 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
15251 to use R as constraint, add LDA to match s.
15252 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
15253 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
15254 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
15255 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
15256 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
15257 order with other fixed registers.
15258 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
15259 other parameter/call-clobbered registers.
15260 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
15261 -mbase-addresses, -mno-base-addresses.
15262 (MMIX Options): Ditto.
15264 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
15266 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
15268 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
15270 * config/rs6000/altivec.h: Change elem to _S_elem.
15272 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
15274 * config/netbsd.h (WCHAR_TYPE): Define.
15275 (WCHAR_TYPE_SIZE): Ditto.
15276 (WINT_TYPE): Ditto.
15277 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
15278 (WCHAR_UNSIGNED): Ditto.
15279 (WCHAR_TYPE_SIZE): Ditto.
15280 (WINT_TYPE): Ditto.
15281 * config/arm/netbsd.h: Likewise.
15282 * config/i386/netbsd-elf.h: Likewise.
15283 * config/i386/netbsd.h: Likewise.
15284 * config/m68k/netbsd-elf.h: Likewise.
15285 * config/m68k/netbsd.h: Likewise.
15286 * config/ns32k/netbsd.h: Likewise.
15287 * config/sparc/netbsd.h: Likewise.
15288 * config/vax/netbsd.: Likewise.
15290 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
15292 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
15293 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
15294 (TARGET_INITIALIZER): this.
15295 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
15296 (BITFIELD_NBYTES_LIMITED): Markup fix.
15297 * tree.h (default_ms_bitfield_layout_p): Declare.
15298 (record_layout_info): Added prev_field.
15299 * tree.c (default_ms_bitfield_layout_p): New fn.
15300 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
15301 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
15302 * stor-layout.c: Include target.h.
15303 (start_record_layout): Initialize prev_field.
15304 (place_field): Handle MS bit-field layout, and disregard
15305 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
15306 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
15307 * Makefile.in (stor-layout.o): Adjust dependencies.
15309 2002-02-05 Jason Merrill <jason@redhat.com>
15311 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
15313 2002-02-05 Andreas Jaeger <aj@suse.de>
15315 * crtstuff.c: Fix comments.
15317 2002-02-05 Richard Henderson <rth@redhat.com>
15320 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
15321 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
15324 * config/mips/mips.c (function_arg): Handle TImode.
15325 (function_arg_advance): Likewise.
15327 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15329 * config/rs6000/altivec.h (vec_step_help): Rename to
15332 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15334 * config/rs6000/altivec.h: Fix typos.
15336 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
15338 * config/arm/netbsd.h: Correct a comment.
15340 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15342 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
15343 building void typed builtins.
15345 * config/rs6000/altivec.h (vec_ld*): Fix typos.
15346 (vec_step): Implement for C++.
15348 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15350 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
15352 2002-02-04 Richard Henderson <rth@redhat.com>
15354 * combine.c (nonzero_bits): Re-introduce special case for
15355 sp/fp/ap wrt REGNO_POINTER_ALIGN.
15357 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15359 * doc/extend.texi: Warn about unsupported usage of altivec
15362 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
15363 (altivec_predicate_*): New.
15365 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
15366 Add C++ version of vec_*() functions.
15368 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
15369 (bdesc_2arg): Remove altivec predicates.
15370 (altivec_expand_builtin): Handle predicates.
15371 (altivec_init_builtins): Handle predicates.
15372 (altivec_expand_predicate_builtin): New.
15374 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15376 * pa.c (DO_FRAME_NOTES): Move forward.
15377 (store_reg): Revise handling of frame notes.
15378 (load_reg): Likewise.
15379 (set_reg_plus_d): Likewise.
15380 (hppa_expand_prologue): Likewise.
15381 (hppa_expand_epilogue): Likewise.
15383 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15385 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
15387 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15389 PR c/4475, c++/3780:
15390 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
15391 * c-common.h (SWITCH_TYPE): Define.
15392 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
15393 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
15394 Rename spareness variable to sparseness.
15395 (expand_end_case_type): Renamed from expand_end_case, use orig_type
15396 if non-NULL instead of TREE_TYPE (orig_index).
15397 * tree.h (expand_end_case_type): Renamed from expand_end_case.
15398 (expand_end_case): Define using expand_end_case_type.
15399 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
15400 to expand_end_case_type.
15401 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
15403 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15405 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
15406 (BIGGEST_ALIGNMENT): Change to 128.
15408 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15410 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
15412 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15414 * pa.md (call_internal_reg_64bit): Remove unused variable.
15416 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
15418 * config/arm/arm.h (machine_function): Add uses_anonymous_args
15420 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
15421 * config/arm/arm.c (current_function_anonymous_args): Delete,
15422 replace uses with cfun->machine->uses_anonymous_args.
15423 (arm_reorg): Do not reset uses_anonymous_args.
15425 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
15426 any geenral register.
15428 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
15430 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
15433 2002-02-04 Richard Henderson <rth@redhat.com>
15435 * combine.c (force_to_mode): Remove STACK_BIAS code.
15436 (nonzero_bits): Likewise. Replace sp/fp special case with
15437 REGNO_POINTER_ALIGN.
15439 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
15440 (HARD_FRAME_POINTER_REGNUM): New.
15441 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
15442 (FIXED_REGS, CALL_USED_REGS): Update.
15443 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
15444 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
15445 (HARD_REGNO_NREGS): Update for SFP.
15446 (STACK_POINTER_OFFSET): Include bias here ...
15447 (FIRST_PARM_OFFSET): ... not here.
15448 (STACK_BIAS): Remove.
15449 (INIT_EXPANDERS): New.
15450 (STARTING_FRAME_OFFSET): Do not include bias.
15451 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
15452 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
15453 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
15454 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
15455 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
15456 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
15457 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
15458 (MUST_SAVE_REGISTER): Likewise.
15459 (sparc_flat_function_prologue): Likewise.
15460 (sparc_flat_function_epilogue): Likewise.
15461 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
15462 (sparc_init_modes): SFP is GENERAL_REGS.
15463 (sparc_builtin_saveregs): SFP does not have bias applied.
15465 2002-02-04 Richard Henderson <rth@redhat.com>
15467 * config/alpha/alpha.c (current_function_is_thunk): Don't check
15468 current_function_is_thunk.
15469 (alpha_sa_mask): Distinguish between current_function_is_thunk
15470 called from ASM_OUTPUT_MI_THUNK and not.
15471 (alpha_does_function_need_gp): Thunks always need gp.
15472 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
15473 (alpha_output_mi_thunk_osf): New.
15474 * config/alpha/alpha-protos.h: Update.
15475 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
15477 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
15479 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
15480 function types, not when they're taken away.
15482 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
15484 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
15485 CODE_LABEL and jump table when replacing a table jump with a
15488 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
15490 * config/s390/s390-protos.h (legitimize_la_operand,
15491 s390_secondary_input_reload_class, s390_plus_operand,
15492 s390_expand_plus_operand): Add prototypes.
15494 config/s390/s390.c (s390_secondary_input_reload_class,
15495 s390_plus_operand, s390_expand_plus_operand): New functions.
15497 (struct s390_address): New member 'pointer'.
15498 (s390_decompose_address): Compute it.
15499 (legitimate_la_operand_p): Use it.
15500 (legitimize_la_operand): New function.
15501 (movti, movdi, movdf splitters): Call it.
15503 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
15504 (PREDICATE_CODES): Add s390_plus_operand.
15506 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
15507 (la_ccclobber): Allow GENERAL_REGS as output operand.
15509 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
15510 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
15511 (*la_64, *la_31, reload_indi, reload_insi): ... these.
15513 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
15515 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
15516 register names for regular asm () construct.
15518 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15520 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
15523 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15525 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
15528 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
15530 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
15531 constant pool to be identical by string address and index.
15533 2002-02-04 Anthony Green <green@redhat.com>
15535 * output.h (SECTION_OVERRIDE): Define.
15536 * varasm.c (named_section): Obey SECTION_OVERRIDE.
15538 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
15540 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
15541 by existing arm*-*-netbsd* (a.out) target.
15542 (ns32k-*-netbsdelf*): Likewise.
15543 (sparc-*-netbsdelf*): Likewise.
15544 (vax-*-netbsdelf*): Likewise.
15546 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
15548 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
15549 headers and libobjc headers.
15551 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
15553 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
15554 (_mingw.h): Remove duplicate include.
15556 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
15558 * config.gcc: Set cpu_type to m68k for 68010, as well.
15559 (m68010-*-netbsdelf*): New...
15560 (m68k*-*-netbsdelf*): ...targets.
15561 * config/m68k/netbsd-elf.h: New file.
15563 2002-02-02 Kazu Hirata <kazu@hxi.com>
15565 * config/h8300/h8300.c (hand_list): Move inside function_arg.
15567 2002-02-02 Kazu Hirata <kazu@hxi.com>
15569 * config/h8300/h8300.c (h8_push_ops): Move inside
15571 (h8_pop_ops): Likewise.
15572 (h8_move_ops): Likewise.
15574 2002-02-02 Kazu Hirata <kazu@hxi.com>
15576 * config/h8300/h8300.c (os_task): Make it static.
15577 (monitor): Likewise.
15578 (pragma_saveall): Likewise.
15580 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
15582 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
15583 constant is a valid sign-extension for Pmode.
15585 2002-02-02 Kazu Hirata <kazu@hxi.com>
15587 * config/h8300/h8300.c: Fix formatting.
15589 2002-02-02 Kazu Hirata <kazu@hxi.com>
15591 * config/h8300/h8300.md: Fix formatting.
15593 2002-02-02 Kazu Hirata <kazu@hxi.com>
15595 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
15596 predicates of operands[1]. Split the patterns for each
15599 2002-02-02 Kazu Hirata <kazu@hxi.com>
15601 * config/h8300/h8300.md (xor patterns): Tighten the predicates
15602 of operands[1] to register_operand.
15604 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
15606 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
15607 * cpphash.c (_cpp_init_hashtable): Similarly.
15608 * cppinit.c (cpp_create_reader): Default the signed_char flag.
15609 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
15610 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
15611 (cpp_handle_option): Handle the new options.
15612 * cpplex.c (cpp_interpret_charconst): Use new flag.
15613 * cpplib.h (struct cpp_options): New member signed_char.
15614 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
15615 (cpp_options): Handle -fsigned-char and -funsigned-char.
15616 (static_specs): Remove signed_char_spec.
15617 (do_spec1): Don't handle %c.
15618 * system.h: Poison SIGNED_CHAR_SPEC.
15619 * tradcif.y (yylex): Use flag_signed_char.
15620 * tradcpp.h (flag_signed_char): New.
15621 * tradcpp.c (flag_signed_char): New.
15622 (main): Handle new command-line options.
15623 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
15625 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
15626 * avr/avr.h: Remove old comments.
15627 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
15628 (CC1_SPEC): Pass -fsigned-char if -mic*.
15629 (SIGNED_CHAR_SPEC): Remove.
15631 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
15633 2002-02-01 Eric Christopher <echristo@redhat.com>
15635 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
15636 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
15637 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
15638 (ASM_OUTPUT_REG_POP): Ditto.
15640 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
15642 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
15645 2002-02-02 Jakub Jelinek <jakub@redhat.com>
15647 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
15649 2002-02-02 Jakub Jelinek <jakub@redhat.com>
15652 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
15655 2002-02-01 Janis Johnson <janis187@us.ibm.com>
15657 * cfganal.c: Include tm_p.h.
15658 (keep_with_call_p): Fix the test that determines if a register holds
15659 the return value of a call.
15661 2002-02-01 DJ Delorie <dj@redhat.com>
15663 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
15664 we are given conflicting registers, switch to the other one we
15665 had allocated for us.
15666 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
15667 as TImode so we know when the "other" register is available.
15669 2002-02-01 David O'Brien <obrien@FreeBSD.org>
15671 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
15674 2002-02-01 Janis Johnson <janis187@us.ibm.com>
15676 * cfganal.c (keep_with_call_p): New function.
15677 (flow_call_edges_add): Prevent splitting a block between a call and
15678 a single-set instruction that should be kept in the same block.
15680 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
15682 * doc/install.texi (avr): Update outdated URL.
15684 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
15686 * config/stormy16/stormy16.md (pushqi): New.
15690 (movhi): Remove stack operands.
15692 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
15693 nonimmediate_nonstack_operand.
15694 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
15696 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
15699 2002-01-31 Jason Merrill <jason@redhat.com>
15701 * Makefile.in (c-parse.c): Handle .output file.
15702 * objc/Make-lang.in (objc-parse.c): Likewise.
15704 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
15706 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
15707 the -me[lb] option is given. Don't output the default flag
15710 2002-01-31 Zack Weinberg <zack@codesourcery.com>
15712 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
15713 the primary source file; this has not been done yet.
15714 * c-decl.c (c_expand_body): Reset input_filename from
15715 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
15717 2002-01-31 Kazu Hirata <kazu@hxi.com>
15719 * rtlanal.c (subreg_regno_offset): Do not use
15720 SUBREG_REGNO_OFFSET.
15721 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
15722 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
15724 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
15726 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
15727 version rather than GNATS version in --version output.
15729 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
15731 * ifcvt.c (noce_process_if_block): Make a copy of the destination
15732 when copying back from a temporary.
15734 2002-01-30 Richard Henderson <rth@redhat.com>
15736 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
15737 and new_dest are the same.
15739 2002-01-30 Richard Henderson <rth@redhat.com>
15742 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
15743 * rtl.c (note_insn_name): Update.
15744 * emit-rtl.c (remove_unnecessary_notes): Kill it.
15745 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
15746 to perform loop rotation.
15747 (expand_exit_loop_top_cond): New.
15748 * tree.h (expand_exit_loop_top_cond): Declare it.
15749 * c-semantics.c (genrtl_while_stmt): Use it.
15750 (genrtl_for_stmt): Likewise.
15752 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
15754 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
15755 arguments to 64-bit boundaries on 64-bit ABIs.
15757 2002-01-30 Steve Ellcey <sje@cup.hp.com>
15759 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
15761 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
15763 * c-decl.c (grokdeclarator): Handle type being a typedef for an
15766 2002-01-30 David O'Brien <obrien@FreeBSD.org>
15768 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
15769 * config/sparc/sparc_bi.h: Remove file.
15770 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
15772 2002-01-30 Richard Henderson <rth@redhat.com>
15774 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
15776 2002-01-30 Zack Weinberg <zack@codesourcery.com>
15778 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
15780 2002-01-30 Jason Merrill <jason@redhat.com>
15782 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
15783 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
15784 (reg_save): Use DW_CFA_offset_extended_sf instead.
15786 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
15788 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15790 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
15793 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
15795 * rs6000.md ("*call_value_local32"): Remove constraints.
15796 ("*call_value_local64"): Same.
15797 ("*call_value_indirect_nonlocal_aix32"): Same.
15798 ("*call_value_nonlocal_aix32"): Same.
15799 ("*call_value_indirect_nonlocal_aix64"): Same.
15800 ("*call_value_nonlocal_aix64"): Same.
15801 ("*call_value_nonlocal_sysv"): Same.
15803 2002-01-29 Richard Henderson <rth@redhat.com>
15805 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
15807 2002-01-29 Richard Henderson <rth@redhat.com>
15809 * expr.c (force_operand): Ignore flag_pic for detecting pic
15811 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
15812 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
15813 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
15814 instead of open-coded loop.
15815 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
15816 be fixed when in use.
15818 2002-01-29 Richard Henderson <rth@redhat.com>
15820 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
15821 * sched-rgn.c (propagate_deps): Update them.
15822 * sched-deps.c (sched_analyze_insn): Update them. Flush the
15823 clobbers list when either gets too long.
15825 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15827 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
15828 and INDEX_REGS the same as GENERAL_REGS.
15829 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
15831 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
15833 * tree.c (build_nonstandard_integer_type): Correct prototype.
15835 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
15837 * config/s390/s390.md (movstrsico, movstrdix_64,
15838 movstrsix_31): Remove, replace by ...
15839 (movstrdi_short, movstrsi_short, movstrdi_long,
15840 movstrsi_long): ... these. New.
15841 (movstrdi, movstrsi): Adapt.
15843 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
15844 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
15845 Remove unnecessary CC clobber.
15846 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
15847 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
15849 (divmoddi4): Don't partially initialize TImode register.
15851 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
15853 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
15855 2002-01-29 Richard Henderson <rth@redhat.com>
15857 * flow.c (print_rtl_and_abort): Remove.
15858 (print_rtl_and_abort_fcn): Remove.
15859 (verify_local_live_at_start): Use dump_bb instead.
15860 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
15861 (verify_wide_reg_1): Return 2 on mode test failure.
15863 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
15865 PR c/3325, c/3326, c/2511, c/3347
15866 * c-decl.c (enum_decl_context): Remove BITFIELD.
15867 (grokdeclarator): Take bitfield width as an input.
15868 Ensure bitfields are given the correct type. Perform
15869 bitfield width validation with build_bitfield_integer_type
15870 rather than waiting for finish_struct.
15871 (grok_typename, grok_typename_in_parm_context, start_decl,
15872 push_parmdecl, grokfield, start_function): Update calls to
15874 (build_bitfield_integer_type): New function.
15875 (finish_struct): Move bitfield validation to grokdeclarator
15876 and build_bitfield_integer_type.
15877 * tree.c (build_nonstandard_integer_type): New function.
15878 * tree.h (build_nonstandard_integer_type): New prototype.
15880 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
15882 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15885 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
15886 don't ignore unrecognized -W* options.
15887 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
15888 * cpplib.h (cpp_handle_option): Adjust prototype.
15889 * c-decl.c (c_decode_options): Pass 0 as last argument to
15893 * gcc.c (cpp_unique_options): Split from cpp_options.
15894 (cpp_options): Source cpp_unique_options.
15895 (default_compilers): Use cpp_unique_options instead of cpp_options
15896 when used together with cc1_options.
15897 (static_specs): Add cpp_unique_options.
15898 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
15899 when used together with cc1_options.
15901 2002-01-29 Kazu Hirata <kazu@hxi.com>
15903 * config/h8300/h8300-protos.h: Update the prototype of
15905 * config/h8300/h8300.c (output_a_shift): Remove an unused
15906 argument 'insn'. Remove redundant code.
15907 * config/h8300/h8300.md: Adust to the new prototype of
15910 2002-01-29 Kazu Hirata <kazu@hxi.com>
15912 * config/h8300/h8300-protos.h: Update the prototypes of
15913 emit_a_rotate and expand_a_rotate.
15914 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
15915 first argument to 'enum rtx_code'.
15916 (expand_a_rotate): Likewise.
15918 2002-01-28 Kazu Hirata <kazu@hxi.com>
15920 * config/h8300/h8300-protos.h: Update the prototype of
15922 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
15924 * config/h8300/h8300.md: Adjust to the new prototype.
15926 2002-01-28 Kazu Hirata <kazu@hxi.com>
15928 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
15931 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
15933 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
15934 is a fixed register before returning pic_offset_table_rtx.
15935 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
15936 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
15938 2002-01-28 Jason Merrill <jason@redhat.com>
15940 * dwarf2.h: Sync with src version.
15942 2002-01-28 Paul Koning <pkoning@equallogic.com>
15944 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
15945 BT_FN_VOID_PTR_VAR.
15946 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
15947 * doc/extend.texi (__builtin_prefetch): Update documentation:
15948 first argument is now const void ptr.
15950 2002-01-28 Kazu Hirata <kazu@hxi.com>
15952 * config/h8300/h8300-protos.h: Remove an unused prototype.
15954 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
15956 * toplev.c (lang_independent_init): Round up identifier size.
15958 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
15960 * config.gcc: Revert previous change.
15962 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
15964 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
15966 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
15968 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
15969 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
15970 other non-elf netbsd config frags.
15971 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
15972 collect2 will does that.
15973 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
15974 shared-lib frobbing will work.
15976 2002-01-28 Kazu Hirata <kazu@hxi.com>
15978 * config/h8300/h8300.h: Fix formatting.
15979 * config/h8300/h8300.md: Likewise.
15981 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
15983 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
15984 the old, removed AAA_standards fix.
15985 * fixinc/fixincl.x: Rebuilt.
15987 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
15989 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
15990 atexit call in crtbegin, hooked in after call to frame_dummy;
15991 register EH before registering __fini__start.
15993 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
15995 * config/rs6000/altivec.h: Remove spurious semicolons.
15997 2002-01-27 Kazu Hirata <kazu@hxi.com>
15999 * config/h8300/h8300.md: Replace dead bit extraction patterns
16000 with ones that work.
16002 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16004 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
16005 if not STRICT_ALIGNMENT.
16006 * rtl.h (MEM_ALIGN): Likewise.
16008 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
16010 * doc/invoke.texi (-fdump-translation-unit): Revert this
16011 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
16013 2002-01-27 Kazu Hirata <kazu@hxi.com>
16015 * config/h8300/h8300.md (define_constants): New.
16016 (anonymous patterns) Use defined constants appropriately.
16018 2002-01-27 Kazu Hirata <kazu@hxi.com>
16020 * config/h8300/h8300.c (function_arg): Remove redundant code.
16022 2002-01-26 Richard Henderson <rth@redhat.com>
16024 * sched-deps.c (reg_pending_uses_head): New.
16025 (reg_pending_barrier): Rename from reg_pending_sets_all.
16026 (find_insn_list): Don't mark inline.
16027 (find_insn_mem_list): Remove.
16028 (add_dependence_list, add_dependence_list_and_free): New.
16029 (flush_pending_lists): Replace only_write param with separate
16030 for_read and for_write parameters. Update all callers. Use
16031 add_dependence_list_and_free.
16032 (sched_analyze_1): Do not add reg dependencies here; just set
16033 the pending bits. Use add_dependence_list.
16034 (sched_analyze_2): Likewise.
16035 (sched_analyze_insn): Replace schedule_barrier_found with
16036 reg_pending_barrier. Add all dependencies for pending reg
16037 uses, sets, and clobbers.
16038 (sched_analyze): Don't add reg dependencies for calls, just
16039 set pending bits. Use regs_invalidated_by_call. Treat
16040 sched_before_next_call as a normal list, not a fake insn.
16041 (init_deps): No funny init for sched_before_next_call.
16042 (free_deps): Free pending mems lists. Don't zero reg_last.
16043 (init_deps_global): Init reg_pending_uses.
16044 (finish_deps_global): Free it.
16045 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
16046 (find_insn_mem_list): Remove.
16047 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
16048 (propagate_deps): Use them. Zero temp mem lists.
16050 2002-01-26 Richard Henderson <rth@redhat.com>
16052 * Makefile.in (CRTSTUFF_CFLAGS): New.
16053 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
16054 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
16055 crtstuff.c instead of alpha assembly version.
16056 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
16057 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
16058 not FORCE_{INIT,FINI}_SECTION_ALIGN.
16059 (__do_global_dtors_aux): Mark used.
16060 (frame_dummy, __do_global_ctors_aux): Mark used.
16061 (fini_dummy, init_dummy): Remove.
16063 * config/alpha/crtbegin.asm: Remove file.
16064 * config/alpha/crtend.asm: Remove file.
16065 * config/alpha/t-crtbe: Remove file.
16066 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
16067 (LINK_EH_SPEC): New.
16069 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
16070 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
16071 calling constructors.
16072 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
16074 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
16075 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
16076 CRT_END_INIT_DUMMY hack.
16077 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
16078 FORCE_{INIT,FINI}_SECTION_ALIGN.
16080 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
16081 FORCE_{INIT,FINI}_SECTION_ALIGN.
16083 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
16084 invocation sequence.
16085 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
16087 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
16088 (FORCE_CODE_SECTION_ALIGN): New.
16090 2002-01-26 Richard Henderson <rth@redhat.com>
16092 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
16094 2002-01-26 Richard Henderson <rth@redhat.com>
16096 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
16097 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
16099 2002-01-26 Kazu Hirata <kazu@hxi.com>
16101 * config/h8300/h8300.md: Remove bit extraction patterns that
16102 cannot be triggered.
16103 Restrict each bit extraction pattern to a variant on which the
16106 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
16108 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
16110 2002-01-26 Kazu Hirata <kazu@hxi.com>
16112 * config/h8300/h8300.md: Remove bit test patterns that cannot
16114 Restrict each bit test pattern to a variant on which the
16117 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16119 * builtins.c (expand_builtin_strncat): Remove redundant check for
16122 2002-01-25 David O'Brien <obrien@FreeBSD.org>
16124 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
16126 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
16129 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
16131 * dbxout.c (dbxout_init): Use assemble_name rather than just
16132 stripping off the first character.
16133 (dbxout_source_file): Likewise.
16135 2002-01-25 DJ Delorie <dj@redhat.com>
16137 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
16138 using rtx_equal_p, not by comparing pointers.
16140 2002-01-25 Steve Ellcey <sje@cup.hp.com>
16142 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
16143 for PIC_OFFSET_TABLE_REGNUM.
16144 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
16146 2002-01-25 David O'Brien <obrien@FreeBSD.org>
16148 * config.gcc (x86_64-*-freebsd*): New target.
16149 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
16151 (i[34567]86-*-freebsd*): Don't include svr4.h.
16152 * config/i386/freebsd64.h: New file.
16154 2002-01-25 Douglas B Rupp <rupp@gnat.com>
16156 * config/alpha/x-vms (version): Make static.
16158 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
16159 in previous checkin.
16161 * Makefile.in (install-headers-cp): New target.
16162 * config.gcc (alpha-dec-*vms*): Install headers with
16165 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
16167 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
16170 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16172 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
16173 of compare_tree_int.
16174 (expand_builtin_strncat): Likewise.
16175 * c-decl.c (finish_struct): Use tree_low_cst.
16176 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
16177 * tree.c (compare_tree_int): Likewise.
16179 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
16181 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
16182 adjustments even if they are implemented by more than two insns.
16184 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
16186 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
16187 * df.h (struct ref): Kill B.
16188 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
16190 * basic-block.h (PROP_EQUAL_NOTES): New flag.
16191 * flow.c (propagate_one_insn): Use it.
16192 (mark_used_regs): Handle NIL.
16194 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
16196 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
16199 2002-01-25 David Edelsohn <edelsohn@gnu.org>
16201 * rs6000.md (prefetch): Make address V4SI mode so that the address
16202 is restricted to legitimate form for instruction.
16204 2002-01-25 Bob Wilson <bob.wilson@acm.org>
16206 * doc/install.texi (xtensa-*-elf): New target.
16207 (xtensa-*-linux*): New target.
16208 * doc/contrib.texi: Add myself.
16210 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
16212 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
16213 purpose register to hold an SImode (or smaller) value.
16215 2002-01-25 Jakub Jelinek <jakub@redhat.com>
16217 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
16219 * crtstuff.c: Likewise.
16221 2002-01-25 Kazu Hirata <kazu@hxi.com>
16223 * config/h8300/h8300.md (negation patterns): Tighten
16224 predicates to register_operand.
16226 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
16228 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
16231 * builtins.c (expand_builtin_prefetch): Same.
16233 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16235 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
16238 2002-01-24 Kazu Hirata <kazu@hxi.com>
16240 * config/h8300/h8300.c (print_operand): Remove support for
16241 operand character 'A'.
16242 * config/h8300/h8300.md (three anonymous patterns): Replace
16243 operand character 'A' with either 'T' or 'S'.
16245 2002-01-24 Kazu Hirata <kazu@hxi.com>
16247 * config/h8300/h8300.c (print_operand): Remove support for
16248 operand character 'U'.
16250 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
16252 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
16254 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
16256 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
16257 values to be assigned to the stack pointer.
16259 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
16261 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
16262 to const_double needs to be done right for big-endian systems.
16264 2002-01-24 Jason Merrill <jason@redhat.com>
16267 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
16268 to can_throw_internal.
16270 2002-01-23 Richard Henderson <rth@redhat.com>
16272 * fold-const.c (fold): Change UINT_MAX test to check vs precision
16273 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
16275 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16277 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
16278 (symGOT2reg): Use them, then set as GOT value as unchanging.
16279 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
16280 as a temporary, if possible.
16281 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
16282 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
16284 2002-01-23 Kazu Hirata <kazu@hxi.com>
16286 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
16287 accept to accept 0x80 as operands[2].
16289 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16291 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
16293 2002-01-23 Richard Henderson <rth@redhat.com>
16295 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
16297 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
16299 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
16300 (parmlist_or_identifiers_1): Verify that only a parmlist follows
16303 2002-01-23 Richard Henderson <rth@redhat.com>
16305 * expr.c (move_by_pieces_1): Extend size before negation.
16307 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
16308 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
16309 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
16310 * config/m68k/t-m68kelf: Likewise.
16312 2002-01-23 Bob Wilson <bob.wilson@acm.org>
16314 * config/xtensa/elf.h: New file.
16315 * config/xtensa/lib1funcs.asm: New file.
16316 * config/xtensa/lib2funcs.S: New file.
16317 * config/xtensa/linux.h: New file.
16318 * config/xtensa/t-xtensa: New file.
16319 * config/xtensa/xtensa-config.h: New file.
16320 * config/xtensa/xtensa-protos.h: New file.
16321 * config/xtensa/xtensa.c: New file.
16322 * config/xtensa/xtensa.h: New file.
16323 * config/xtensa/xtensa.md: New file.
16324 * config.gcc (xtensa-*-elf*): New target.
16325 (xtensa-*-linux*): New target.
16326 * cse.c (canon_hash): Compare rtx pointers instead of register
16327 numbers. This is required for the Xtensa port.
16328 * integrate.c (copy_insn_list): Handle case where the static
16329 chain is in memory and the memory address has to be copied to
16331 * doc/invoke.texi (Option Summary): Add Xtensa options.
16332 (Xtensa Options): New node.
16333 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
16335 2002-01-23 Zack Weinberg <zack@codesourcery.com>
16337 * diagnostic.c (internal_error): Do ICE suppression only
16338 when ENABLE_CHECKING is not defined.
16340 * c-typeck.c (require_complete_type): Return error_mark_node
16341 if type is error_mark_node.
16343 2002-01-23 Janis Johnson <janis187@us.ibm.com>
16345 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
16346 -Os and issue a warning.
16348 2002-01-23 Zack Weinberg <zack@codesourcery.com>
16350 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
16351 current (lack of) need for host configuration by hand.
16353 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
16354 references. Documentation of some target macros moved from
16355 hostconfig.texi to tm.texi.
16357 2002-01-23 Will Cohen <wcohen@redhat.com>
16359 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
16362 2002-01-23 Kazu Hirata <kazu@hxi.com>
16364 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
16367 2002-01-23 Jason Merrill <jason@redhat.com>
16369 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
16371 * function.c (assign_parms): Don't put args of inline functions
16372 into registers when not optimizing.
16374 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
16376 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
16377 (prologue_use): New pattern.
16378 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
16379 preference to gen_rtx_USE.
16380 (thumb_expand_prologue): Use gen_prologue_use in preference to
16382 (thumb_expand_epilogue): Use gen_prologue_use in preference to
16385 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
16387 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
16389 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
16392 * doc/extend.texi: Correct documentation of __alignof__.
16394 2002-01-22 Zack Weinberg <zack@codesourcery.com>
16396 * params.h: Rename arguments of DEFPARAM so that it will be
16397 recognized as a translation keyword.
16399 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16401 * extend.texi: Document altivec functions.
16402 Fix N-bit adjectives in X86 builtin documentation.
16404 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
16406 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
16407 auto_inc_dec values.
16409 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
16411 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
16413 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
16415 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
16417 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
16419 2002-01-22 Richard Henderson <rth@redhat.com>
16421 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
16422 copy_insn not copy_rtx.
16424 2002-01-23 Alan Modra <amodra@bigpond.net.au>
16426 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
16427 "nonzero" as that might add "1" bits. Ensure "constop" is
16428 properly sign extened.
16429 (force_to_mode): Tweak for sign extended constop.
16431 2002-01-22 Richard Henderson <rth@redhat.com>
16433 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
16434 for_each_rtx instead of assuming we're already looking at the MEM.
16435 (split_small_symbolic_mem_operand): Likewise.
16436 * config/alpha/alpha.h (PREDICATE_CODES): Update.
16437 * config/alpha/alpha.md (small symbolic memory splitters): Update.
16439 2002-01-22 Richard Henderson <rth@redhat.com>
16441 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
16442 sequence number for the literal.
16443 (divmoddi_internal_er): Likewise.
16445 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
16448 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
16449 in LIBICONV variable.
16450 * configure: Regenerated.
16452 2002-01-22 Krister Walfridsson <cato@df.lth.se>
16454 * dependence.c (build_def_use): Remove array_idx.
16456 * dwarfout.c (last_filename): Remove.
16457 (output_compile_unit_die): Remove last_filename.
16459 2002-01-22 Roger Sayle <roger@eyesopen.com>
16460 Richard Henderson <rth@redhat.com>
16463 * fold-const.c (fold): Optimize unsigned comparisons against
16464 UINT_MAX (and similar unsigned constants).
16466 2002-01-22 Janis Johnson <janis187@us.ibm.com>
16468 * Makefile.in (loop.o): Depend on OPTABS_H.
16469 * loop.c (emit_prefetch_instructions): Check the prefetch operand
16470 against the predicate.
16473 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
16474 for the address operand.
16476 2002-01-22 Richard Henderson <rth@redhat.com>
16478 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
16480 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
16483 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
16484 preprocessor flags.
16486 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
16488 * config.gcc (x86_64-*-netbsd*): New target.
16489 * config/i386/netbsd64.h: New file.
16491 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16493 * regrename.c (kill_value): Fix typo.
16495 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16497 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
16499 * config/rs6000/rs6000.h: Same.
16501 * function.c (instantiate_virtual_regs): Remove
16502 STARTING_FRAME_PHASE.
16503 (assign_stack_local_1): Same.
16504 Calculate frame phase.
16506 2002-01-22 Nick Clifton <nickc@redhat.com>
16508 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
16509 variable declaration to outer scope in order to simplify
16511 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
16512 arm_hard_regno_mode_ok.
16513 * config/arm/arm-protos.h: Add a prototype for
16514 arm_hard_regno_mode_ok.
16515 * config/arm/arm.c (soft_df_operand): Remove now redundant
16516 check for DImode values using IP_REGNUM.
16517 (nonimmediate_soft_df_operand): Remove now redundant check for
16518 DImode values using IP_REGNUM.
16519 (arm_hard_regno_mode_ok): New function. New check: make sure
16520 that DImode values are not stored in IP_REGNUM.
16522 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
16524 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
16526 2002-01-22 Jason Merrill <jason@redhat.com>
16528 * c-semantics.c (genrtl_compound_stmt): Only check nesting
16529 consistency if this COMPOUND_STMT is scoped.
16531 2002-01-22 Kazu Hirata <kazu@hxi.com>
16533 * predict.c: Fix formatting.
16534 * print-tree.c: Likewise.
16535 * protoize.c: Likewise.
16536 * real.h: Likewise.
16538 * sbitmap.h: Likewise.
16539 * scan.c: Likewise.
16540 * sched-deps.c: Likewise.
16541 * sched-vis.c: Likewise.
16542 * sdbout.c: Likewise.
16543 * sibcall.c: Likewise.
16545 * ssa-ccp.c: Likewise.
16546 * ssa-dce.c: Likewise.
16547 * stmt.c: Likewise.
16548 * stor-layout.c: Likewise.
16549 * system.h: Likewise.
16551 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16553 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
16554 if fits in bounds of base type.
16556 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
16557 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
16558 (add_bound_info, default): If can't find a context, make a
16560 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
16562 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
16564 * c-typeck.c (parser_build_binary_op): If result from
16565 build_binary_op is ERROR_MARK just return error_mark_node without
16566 further processing.
16568 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
16570 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
16571 Split a.out-specific bits into...
16572 * config/netbsd-aout.h: ...this.
16573 * config/netbsd-elf.h: New file.
16574 * config/alpha/netbsd-elf.h: Remove.
16575 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
16576 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
16577 (STARTFILE_SPEC): Remove redundant definition.
16578 (ENDFILE_SPEC): Likewise.
16579 (LINK_SPEC): Likewise.
16580 (CPP_SPEC): Likewise.
16581 (ASM_SPEC): Likewise.
16582 (LIB_SPEC): Likewise.
16583 (SWITCH_TAKES_ARG): Likewise.
16584 (TARGET_MEM_FUNCTIONS): Likewise.
16585 (CPP_PREDEFINES): Redefine.
16586 (ASM_FINAL_SPEC): Remove redefinition.
16587 (ASM_COMMENT_START): Redefine.
16588 (FUNCTION_PROFILER): Define.
16589 (TARGET_VERSION): Redefine.
16590 Comment and formatting cleanup.
16591 * config/i386/netbsd.h: Include <netbsd-aout.h>.
16592 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
16593 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
16594 big- or little-endian.
16595 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
16596 * config.gcc (*-*-netbsd*): Add definitions common to all
16598 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
16599 gnu_ld definitions. Add netbsd-elf.h to and remove
16600 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
16601 tmake_file, and don't lose previous tmake_file contents.
16602 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
16603 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
16604 gnu_ld definitions. Add netbsd-elf.h to tm_file.
16605 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
16606 (mipsel-*-netbsd*): Rename this to...
16607 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
16608 mips/little.h to tm_file for mips*el-*.
16609 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
16610 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
16611 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
16613 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
16615 * pa-protos.h (reg_before_reload_operand): New function prototype.
16616 * pa.c (reg_before_reload_operand): New function implementation.
16617 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
16618 contraints to "*m".
16620 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16622 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
16624 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
16626 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
16627 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
16628 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
16629 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
16630 (ENDFILE_SPEC): Undefine.
16631 (STARTFILE_SPEC): Redefine for PA.
16633 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16635 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
16637 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
16639 * config.gcc: Add entries to supported PowerPC --with-cpu
16642 2002-01-21 Jakub Jelinek <jakub@redhat.com>
16644 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
16645 true for 64-bit mode only SSE registers in 32-bit mode.
16647 2002-01-21 Kazu Hirata <kazu@hxi.com>
16649 * unwind-dw2.c: Fix formatting.
16650 * unwind-dw2-fde.c: Likewise.
16651 * unwind-dw2-fde.h: Likewise.
16652 * unwind-pe.h: Likewise.
16653 * varasm.c: Likewise.
16654 * varray.h: Likewise.
16656 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16658 Remove workaround for register stack overwrite bug in mmix.
16659 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
16660 support for TARGET_REG_STACK_FILL_BUG.
16661 * config/mmix/mmix.h: Remove member has_call_without_parameters.
16662 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
16664 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
16665 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
16666 -mno-reg-stack-fill-bug-workaround.
16667 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
16668 machine member has_call_without_parameters.
16669 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
16670 -mreg-stack-fill-bug-workaround and
16671 -mno-reg-stack-fill-bug-workaround.
16672 (MMIX Options): Ditto.
16674 2002-01-21 Kazu Hirata <kazu@hxi.com>
16676 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
16678 Remove redundant code.
16680 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
16682 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
16683 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
16684 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
16685 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
16686 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
16687 out target macro definitions and non-target-specific comments
16688 mostly taken from old versions of the manual.
16690 2002-01-20 Kazu Hirata <kazu@hxi.com>
16692 * config/h8300/h8300.h: Fix comment formatting.
16693 * config/ia64/aix.h: Likewise.
16694 * config/ia64/ia64-protos.h: Likewise.
16695 * config/ia64/ia64.c: Likewise.
16696 * config/ia64/ia64.h: Likewise.
16697 * config/ia64/ia64intrin.h: Likewise.
16698 * config/ia64/linux.h: Likewise.
16699 * config/ia64/unwind-aix.c: Likewise.
16700 * config/ia64/unwind-ia64.c: Likewise.
16702 2002-01-20 Kazu Hirata <kazu@hxi.com>
16704 * config/h8300/h8300.c: Revise comments about shift code.
16706 2002-01-20 Kazu Hirata <kazu@hxi.com>
16708 * config/h8300/h8300.c (function_arg): Update a comment.
16710 2002-01-20 Kazu Hirata <kazu@hxi.com>
16712 * config/h8300/h8300.md: Update the comments at the beginning
16715 2002-01-20 Kazu Hirata <kazu@hxi.com>
16717 * config/i370/i370.c: Fix comment formatting.
16718 * config/i370/i370.h: Likewise.
16719 * config/i370/i370.md: Likewise.
16720 * config/i370/linux.h: Likewise.
16722 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16724 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
16726 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
16727 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
16728 in incomplete case.
16730 2002-01-20 Graham Stott <grahams@redhat.com>
16732 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
16734 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
16736 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
16738 2002-01-19 Tom Rix <trix@redhat.com>
16740 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
16742 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
16744 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
16746 * function.c (assign_stack_local_1): Adjust x_frame_offset with
16747 STARTING_FRAME_PHASE.
16748 (STARTING_FRAME_PHASE): New.
16749 (instantiate_virtual_regs): Check saneness of
16750 STARTING_FRAME_PHASE.
16752 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
16754 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
16756 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
16758 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
16760 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
16761 be used for bootstrapping GCC 3.0.
16763 2002-01-18 Kazu Hirata <kazu@hxi.com>
16765 * config/h8300/h8300.md: Fix an insn length.
16767 2002-01-18 Kazu Hirata <kazu@hxi.com>
16769 * bitmap.h: Fix comment formatting.
16770 * combine.c: Likewise.
16771 * cppfiles.c: Likewise.
16772 * c-pragma.h: Likewise.
16773 * c-typeck.c: Likewise.
16775 * dwarf2out.c: Likewise.
16776 * function.c: Likewise.
16778 * genattrtab.c: Likewise.
16779 * gthr-win32.h: Likewise.
16780 * haifa-sched.c: Likewise.
16781 * predict.c: Likewise.
16782 * rtlanal.c: Likewise.
16784 * unwind-dw2-fde.h: Likewise.
16785 * unwind-pe.h: Likewise.
16786 * vmsdbgout.c: Likewise.
16788 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16790 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
16791 if type_required and passed decl.
16793 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
16795 * config.gcc (cpu_type): Include altivec.h in powerpc
16799 * config/rs6000/altivec.h: New.
16801 2002-01-17 David Edelsohn <edelsohn@gnu.org>
16803 * doc/install.texi (*-ibm-aix*): Update assembler and exception
16804 handling information.
16805 * doc/trouble.texi (Interoperation): Add libstdc++ information
16807 (Misunderstandings): Add template instantiation and static template
16808 member information for AIX.
16810 2002-01-17 Jason Merrill <jason@redhat.com>
16812 * dbxout.c (dbxout_type): Support const and volatile.
16814 * except.c (add_partial_entry): Remove backwards compatibility code.
16815 (end_protect_partials): Likewise.
16817 2002-01-17 Jakub Jelinek <jakub@redhat.com>
16819 * config/ia64/ia64.md (prologue_use): New.
16820 * config/ia64/ia64.c (ia64_expand_prologue): Use
16821 gen_prologue_use instead of gen_rtx_USE.
16822 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
16823 as CODE_FOR_pred_rel_mutex.
16824 (ia64_sched_reorder2): Likewise.
16826 2002-01-16 Eric Christopher <echristo@redhat.com>
16828 * config/mips/r3900.h: Reformat.
16829 (SUBTARGET_CPP_SIZE_SPEC): Remove.
16830 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
16831 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
16832 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
16833 * config/mips/t-elf: Remove mips3 multilib.
16835 2002-01-16 H.J. Lu <hjl@gnu.org>
16837 * config/mips/linux.h: Include "mips/abi64.h".
16839 2002-01-16 H.J. Lu <hjl@gnu.org>
16841 * config/mips/t-linux: New.
16843 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
16845 * config/mips/linux.h: Don't include "gofast.h".
16846 (INIT_SUBTARGET_OPTABS): Removed.
16848 2002-01-16 Kazu Hirata <kazu@hxi.com>
16850 * config/h8300/h8300-protos.h: Replace emit_a_shift with
16852 * config/h8300/h8300.c: Likewise.
16853 * config/h8300/h8300.md: Likewise.
16855 2002-01-16 Kazu Hirata <kazu@hxi.com>
16857 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
16858 spaces after an opcode name.
16859 (pushqi1_h8300hs): Likewise.
16860 (pushhi1_h8300hs): Likewise.
16862 2002-01-16 Kazu Hirata <kazu@hxi.com>
16864 * doc/extend.texi: Replace "option" with "attribute"
16867 2002-01-16 Jakub Jelinek <jakub@redhat.com>
16869 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
16870 (and:DI () (const_int -8)).
16871 (split_small_symbolic_mem_operand): Split
16872 (mem (and:DI () (const_int -8)).
16874 2002-01-16 Jakub Jelinek <jakub@redhat.com>
16877 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
16878 same way as TYPE_IMUL.
16879 (ultrasparc_sched_reorder): Likewise.
16880 * config/sparc/sparc.md (type): Add comment to update
16881 ultrasparc_sched_reorder when making changes.
16883 2002-01-16 Kazu Hirata <kazu@hxi.com>
16885 * doc/invoke.texi: Change the dump file name of block
16886 reordering pass from 28.bbro to 29.bbro.
16887 Mention -dk option.
16889 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
16891 * i386.md (minsf splitter): Fix pasto.
16893 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
16895 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
16896 to frame pointer initialisation instruction.
16897 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
16898 initialisation instruction.
16899 (soft_df_operand): Do not accept the IP register.
16900 (nonimmediate_soft_df_operand): Do not accept the IP register.
16902 2002-01-16 Jakub Jelinek <jakub@redhat.com>
16905 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
16906 MASK_V8 being both set.
16908 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
16910 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
16911 insn for GOT register; add REG_MAYBE_DEAD notes instead.
16912 config/s390/s390.md (call, call_value): Add GOT register to
16913 CALL_INSN_FUNCTION_USAGE where needed.
16914 (call_exp, call_value_exp): New.
16916 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
16918 * config/arm/arm.c: General formatting tidy up.
16920 2002-01-16 Graham Stott <grahams@redhat.com>
16922 * calls.c (try_to_integrate): Use "(size_t)" intermediate
16923 cast and when casting an integer literal to "rtx" pointer.
16924 (expand_call): Likewise.
16925 * flow.c (try_pre_increment): Likewise.
16926 (find_use_as_address): Likewise.
16927 * integrate.c (expand_iline_function): Likewise.
16928 * regmove.c (try_auto_increment): Likewise.
16930 2002-01-16 Graham Stott <grahams@redhat.com>
16932 * sched-rgn.c (passed): Use sbitmap_free.
16933 (header): Likewise.
16935 (in_queue): Likewise.
16936 (in_stack): Likewise.
16938 2002-01-15 Eric Christopher <echristo@redhat.com>
16940 * flow.c (propagate_one_insn): Change to use fatal_insn.
16942 2002-01-15 Kazu Hirata <kazu@hxi.com>
16944 * expmed.c (extract_fixed_bit_field): Remove unused code.
16945 * system.h: Poison SLOW_ZERO_EXTEND.
16946 * doc/tm.texi: Remove.
16947 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
16948 * config/arm/arm.h: Likewise.
16949 * config/avr/avr.h: Likewise.
16950 * config/clipper/clipper.h: Likewise.
16951 * config/convex/convex.h: Likewise.
16952 * config/d30v/d30v.h: Likewise.
16953 * config/dsp16xx/dsp16xx.h: Likewise.
16954 * config/elxsi/elxsi.h: Likewise.
16955 * config/fr30/fr30.h: Likewise.
16956 * config/h8300/h8300.h: Likewise.
16957 * config/i370/i370.h: Likewise.
16958 * config/i386/i386.h: Likewise.
16959 * config/m68k/m68k.h: Likewise.
16960 * config/mips/mips.h: Likewise.
16961 * config/ns32k/ns32k.h: Likewise.
16962 * config/pdp11/pdp11.h: Likewise.
16963 * config/pj/pj.h: Likewise.
16964 * config/s390/s390.h: Likewise.
16965 * config/sh/sh.h: Likewise.
16966 * config/stormy16/stormy16.h: Likewise.
16967 * config/v850/v850.h: Likewise.
16968 * config/vax/vax.h: Likewise.
16969 * config/we32k/we32k.h: Likewise.
16971 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
16973 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
16974 (altivec_lvsl): Change constraint to b.
16975 (altivec_lvsr): Same.
16976 (altivec_lvebx): Same.
16977 (altivec_lvehx): Same.
16978 (altivec_lvewx): Same.
16979 (altivec_lvxl): Same.
16980 (altivec_lvx): Same.
16981 (altivec_stvx): Add parallel.
16982 (altivec_stvxl): Same.
16983 (altivec_stvehx): Same.
16984 (altivec_stvebx): Same.
16985 (altivec_stvebx): Same.
16987 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
16989 * config.gcc: Change altivec.h to altivec-defs.h.
16991 * config/rs6000/altivec.h: Delete.
16993 * config/rs6000/altivec-defs.h: Add.
16995 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
16997 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
17000 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
17001 less than or equal to eight bytes.
17003 * vax.md (andsi3): Remove constraints and change SET destination
17004 operand type to nonimmediate_operand.
17005 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
17006 when it is a CONST_INT.
17008 2002-01-15 Jason Merrill <jason@redhat.com>
17010 * c-common.def (FILE_STMT): New code.
17011 * c-common.c (statement_code_p): It's a statement.
17012 * c-common.h (stmt_tree_s): Add x_last_filename.
17013 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
17014 (last_expr_filename): New macro.
17015 * c-semantics.c (begin_stmt_tree): Initialize it.
17016 (add_stmt): If the filename changed, also insert a
17018 (expand_stmt): Handle seeing one.
17020 2002-01-15 Eric Christopher <echristo@redhat.com>
17022 * flow.c (propagate_one_insn): Add error message and print out
17023 insn for debugging.
17025 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
17027 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
17028 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
17029 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
17030 TRAMPOLINE_ALIGNMENT.
17031 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
17033 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
17034 PCC_BITFIELD_TYPE_MATTERS.
17035 * config/interix.h (STDC_VALUE): Remove. Use
17036 STDC_0_IN_SYSTEM_HEADERS.
17037 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
17038 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
17039 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
17041 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
17043 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
17044 not work on this platform currently.
17046 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
17048 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
17049 readonly_warning in _().
17051 2002-01-15 Douglas B Rupp <rupp@gnat.com>
17053 * gcc.c (delete_if_ordinary): Backout previous change.
17055 2002-01-15 Kazu Hirata <kazu@hxi.com>
17057 * config/h8300/h8300.c (print_operand): Remove support for
17058 unused operand characters.
17060 * read-rtl.c: Fix formatting.
17061 * real.c: Likewise.
17062 * recog.c: Likewise.
17063 * regclass.c: Likewise.
17064 * regmove.c: Likewise.
17065 * reg-stack.c: Likewise.
17066 * reload1.c: Likewise.
17067 * rtlanal.c: Likewise.
17069 2002-01-15 Kazu Hirata <kazu@hxi.com>
17071 * config/i386/i386.c: Fix formatting.
17073 2002-01-15 Jakub Jelinek <jakub@redhat.com>
17075 * c-typeck.c (process_init_element): Don't save_expr
17076 COMPOUND_LITERAL_EXPR if just its initializer will be used.
17078 2002-01-15 David Edelsohn <edelsohn@gnu.org>
17080 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
17081 emit optional traceback table if optimize_size or TARGET_ELF.
17082 * config/rs6000/rs6000.md (prefetch): New.
17084 2002-01-15 Andreas Jaeger <aj@suse.de>
17086 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
17088 2002-01-15 Kazu Hirata <kazu@hxi.com>
17090 * mips-tfile.c: Fix formatting.
17092 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
17094 * unroll.c (final_reg_note_copy): Fix previous commit.
17096 2002-01-14 Kazu Hirata <kazu@hxi.com>
17098 * config/h8300/h8300-protos.h: Remove the prototype for
17100 * config/h8300/h8300.c (eq_operator): Remove.
17102 2002-01-14 Richard Henderson <rth@redhat.com>
17104 * config/i386/i386.md (prefetch): Tidy.
17105 (prefetch_3dnow): Fix locality operand.
17107 2002-01-14 Richard Henderson <rth@redhat.com>
17109 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
17110 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
17112 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
17114 * reload1.c (reload_combine): Pass reg_sum replacement through
17115 copy_rtx in loop performing multiple changes.
17117 2002-01-14 Jakub Jelinek <jakub@redhat.com>
17119 * except.c (remove_unreachable_regions): New.
17120 (free_eh_status): Clear exception_handler_labels.
17121 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
17122 (find_exception_handler_labels): Don't add the same label more than
17124 (remove_exception_handler_label): Don't die if
17125 find_exception_handler_labels hasn't been called for the current
17128 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
17130 * toplev.c (rest_of_compilation): Rebuild jump labels after
17133 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
17135 * doc/extend.texi: Move documentation of X86 built-in functions
17137 * doc/invoke.texi: From here.
17138 * doc/sourcebuild.texi: Document location of documentation for
17139 machine built-in functions.
17141 2002-01-13 Christopher Faylor <cgf@redhat.com>
17143 * cppfiles.c (TEST_THRESHOLD): New macro.
17144 (SHOULD_MMAP): Ditto.
17145 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
17148 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
17150 * unroll.c (final_reg_note_copy): Properly handle
17152 (unroll_loops): Fix LOOP_CONDITION heuristics.
17154 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
17156 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
17157 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
17159 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
17161 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
17164 2002-01-14 Tom Rix <trix@redhat.com>
17166 * config/rs6000/rs6000.md: Fix typo with sradi.
17168 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
17170 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
17171 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
17172 (clrstrdi, clrstrsi): Adapt callers.
17174 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
17176 (movti splitter): Never use register 0 as base register.
17178 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
17180 * combine.c (simplify_shift_const): Always generate new rtx
17181 for shift expression instead of reusing given expression.
17183 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17185 * config/alpha/alpha.c (alpha_expand_mov): Don't call
17186 alpha_legitimize_address unless mode is Pmode.
17188 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
17190 * doc/md.texi (Modifiers): Document the '*' constraint for the
17193 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
17194 * doc/extend.texi (Function Attributes): 'interrupt' is valid
17197 2002-01-13 Richard Henderson <rth@redhat.com>
17199 * reload.c (find_reloads): Use a hard reg destination as reload reg
17200 for an input reload of the source.
17202 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17204 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
17207 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
17209 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
17210 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
17212 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
17214 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17216 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
17218 2002-01-12 Tom Rix <trix@redhat.com>
17220 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
17223 2002-01-12 Richard Henderson <rth@redhat.com>
17225 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
17227 * doc/invoke.texi: Update Alpha options.
17229 * doc/invoke.texi: Update i386 built-in function lists.
17231 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
17233 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
17234 referencing outside.
17236 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17238 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
17239 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
17240 offsets, and change line folding.
17241 * optabs.c (expand_binop): Remove warnings.
17242 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
17244 2002-01-12 Graham Stott <grahams@redhat.com>
17246 * attribs.c (handle_deprecated_attribute): constify WHAT.
17247 * diagnostic.c (warn_deprecated_use): Add braces, fixes
17248 dangling else warning and constify WHAT.
17249 * except.h (struct function, struct inline_remap): Move
17250 struct tag forward defs before all prototypes.
17251 (duplicate_eh_regions): Whitespace.
17253 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
17255 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
17256 MODE_BASE_REG_CLASS.
17257 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
17259 2002-01-12 Richard Henderson <rth@redhat.com>
17261 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
17262 (ix86_expand_vector_move): New.
17263 (bdesc_2arg): Remove andps, andnps, orps, xorps.
17264 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
17265 Remove old prefetch builtins. Special case the logicals removed above.
17266 (ix86_expand_builtin): Likewise.
17267 (safe_vector_operand): Use V4SFmode, not TImode.
17268 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
17269 (ix86_expand_timode_binop_builtin): New.
17270 * config/i386/i386-protos.h: Update.
17271 * config/i386/i386.h (enum ix86_builtins): Update.
17272 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
17273 Use ix86_expand_vector_move in vector move expanders.
17274 (movti_internal, movti_rex64): Add xorps alternative.
17275 (sse_clrv4sf): Rename and adjust from sse_clrti.
17276 (prefetch): Don't work so hard.
17277 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
17278 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
17279 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
17281 2002-01-11 Richard Henderson <rth@redhat.com>
17283 * config/i386/mmintrin.h: New file.
17284 * config/i386/xmmintrin.h: New file.
17285 * config.gcc (i?86-*-*): Add extra_headers.
17286 * simplify-rtx.c (simplify_unary_operation): Handle saturating
17288 (simplify_binary_operation): Handle saturating arithmetic codes.
17289 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
17290 not the lowpart subreg.
17291 (ix86_expand_builtin): Return a TImode dummy register instead of 0
17293 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
17295 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17297 * conflict.c (conflict_graph_compute): Free regsets when finished.
17298 * ssa.c (compute_coalesced_reg_partition): Likewise.
17300 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17302 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
17303 every where we allocate a register.
17305 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17307 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
17308 * lcm.c (compute_earliest, compute_farthest): Likewise.
17310 2002-01-11 Janis Johnson <janis187@us.ibm.com>
17312 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
17314 2002-01-11 Janis Johnson <janis187@us.ibm.com>
17316 * doc/rtl.texi (Insns): Fix 2 typos.
17318 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
17320 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
17321 options. Use @table @gcctabopt for MMIX options. Add index
17322 entries for MMIX options. Start new paragraph with first
17323 heading of the machine-dependent options.
17325 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
17328 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
17329 * combine.c (force_to_mode): Same.
17330 * reload1.c (clear_reload_reg_in_use): Same.
17332 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
17334 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
17337 2002-01-11 Andreas Jaeger <aj@suse.de>,
17338 Brad Lucier <lucier@math.purdue.edu>
17340 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
17343 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
17345 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
17346 Protect with IN_LIBGCC.
17347 (LINK_EH_SPEC): Add required trailing space.
17349 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
17351 * c-tree.h: Move function declarations so that they are listed
17352 under the filename which contains them.
17353 (check_identifier, finish_decl_top_level,
17354 lookup_name_current_level_global, shadow_record_fields): Remove.
17356 2002-01-11 Andreas Jaeger <aj@suse.de>
17358 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
17361 2002-01-10 Richard Henderson <rth@redhat.com>
17363 * config/alpha/alpha.c (print_operand): Add 'J'.
17364 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
17365 new operand with the sequence number for the lituse. When splitting
17366 the insns, use gen_movdi_er_high_g and generate a sequence number.
17367 (gen_movdi_er_high_g): Print the sequence number if non-zero.
17369 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
17371 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
17372 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
17374 (altivec_expand_builtin): Same.
17375 (altivec_expand_stv_builtin): New.
17377 * config/rs6000/rs6000.h (rs6000_builtins): Same.
17379 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
17380 ("altivec_lvehx"): New.
17381 ("altivec_lvewx"): New.
17382 ("altivec_lvxl"): New.
17383 ("altivec_lvx"): New.
17384 ("altivec_stvx"): New.
17385 ("altivec_stvebx"): New.
17386 ("altivec_stvehx"): New.
17387 ("altivec_stvewx"): New.
17388 ("altivec_stvxl"): New.
17390 2002-01-10 Richard Henderson <rth@redhat.com>
17392 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
17393 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
17394 care not to delete instructions twice.
17396 2002-01-10 Zack Weinberg <zack@codesourcery.com>
17398 * toplev.c: Don't declare environ (it's not used anywhere).
17399 * configure.in: Don't check for declaration of environ.
17400 * config/i386/xm-mingw32.h: Don't #define environ.
17401 * config.in, configure: Regenerate.
17403 2002-01-10 Zack Weinberg <zack@codesourcery.com>
17405 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
17406 * configure: Regenerate.
17408 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
17409 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
17410 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
17412 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
17413 LIMITS_H_TEST here, not in m68k/x-next.
17414 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
17415 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
17417 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
17418 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
17419 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
17421 * config/i386/x-djgpp: Renamed i386/t-djgpp.
17422 * config/m88k/x-dolph: Renamed m88k/t-dolph.
17423 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
17424 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
17425 replacement of quadlib.asm with quadlib.c.
17427 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
17428 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
17429 config/rs6000/xm-beos.h: Delete file.
17431 * config.gcc: Update to match above changes.
17433 2002-01-10 Kazu Hirata <kazu@hxi.com>
17435 * config/h8300/h8300.h: Fix comment typos.
17436 * config/h8300/h8300.md: Likewise.
17437 * config/h8300/lib1funcs.asm: Likewise.
17439 2002-01-10 Dale Johannesen <dalej@apple.com>
17441 PR optimization/5269
17442 * unroll.c (precondition_loop_p): Make *increment be the correct
17443 sign when n_iterations known, to avoid confusing caller.
17445 2002-01-10 Kazu Hirata <kazu@hxi.com>
17447 * doc/extend.texi (deprecated): Fix a typo.
17449 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
17451 * basic-block.h (update_br_prob_note): Declare.
17452 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
17453 (try_forward_edges): Care negative frequencies and update note.
17454 (outgoing_edges_match): Tweek conditional merging heuristics.
17455 (try_crossjump_to_edge): use update_br_prob_note.
17456 * cfglayout.c (fixup_reorder_chain): Likewise.
17457 * cfrtl.c (update_br_prob_note): New.
17458 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
17460 * i386.c (ix86_decompose_address): Return -1 if address contains
17462 (legitimate_address_p): Require ix86_decompose_address to return 1.
17464 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
17465 (cprop_insn): Likewise.
17467 2002-01-10 Kazu Hirata <kazu@hxi.com>
17469 * toplev.c: Fix formatting.
17470 * tree.c: Likewise.
17471 * tree-dump.c: Likewise.
17472 * unroll.c: Likewise.
17473 * unwind-dw2.c: Likewise.
17474 * unwind-dw2-fde.c: Likewise.
17475 * unwind-dw2-fde-glibc.c: Likewise.
17476 * unwind-sjlj.c: Likewise.
17478 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
17480 * doc/invoke.texi: Document PDP-11 options.
17482 2002-01-10 Kazu Hirata <kazu@hxi.com>
17484 * config/h8300/h8300.h: Fix formatting.
17486 2002-01-10 Ira Ruben <ira@apple.com>
17488 Add __attribute__ ((deprecated)).
17489 * extend.texi: Document __attribute__ ((deprecated)).
17490 * invoke.texi: Document -Wno-deprecated-declarations.
17491 * testsuite/g++.dg/other/deprecated.C: New C++ test.
17492 * testsuite/gcc.dg/deprecated.c: New C test.
17493 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
17494 (c_common_attribute_table): Add "deprecated" entry.
17495 (handle_deprecated_attribute): New function.
17496 * c-decl.c (deprecated_states): New enum.
17497 deprecated_state: State of "deprecated" handling.
17498 (start_decl): Set deprecated_state based on attributes.
17499 (grokdeclarator): Test for deprecated uses, propagate attribute.
17500 * c-typeck.c (build_component_ref): Test for deprecated fields.
17501 (build_external_ref): Test for deprecated primaries.
17502 * diagnostic.c (warn_deprecated_use) New function to issue
17503 warnings about __attribute__ ((depricated)) references.
17504 * flags.h (warn_deprecated_decl): Extern declared for
17505 -W[no-]deprecated-declarations option.
17506 * print-tree.c (print_node): Show deprecated flag status.
17507 * toplev.c (warn_deprecated_decl): Defined.
17508 (W_options): Added "deprecated-declaration".
17509 * toplev.h (warn_deprecated_use): Extern declared.
17510 * tree.h (struct tree_common): Define deprecated_flag.
17511 (TREE_DEPRECATED): New macro to access flag.
17512 * cp/call.c (build_call): Test for deprecated calls.
17513 * cp/class.c (add_implicitly_declared_members): Set global
17514 flag to tell grokdeclarator to not issue deprecated warnings.
17515 * cp/cp-tree.h: Add extern for adding_implicit_members.
17516 * cp/decl.c (deprecated_states): New enum.
17517 (start_decl): Set deprecated_state based on attributes.
17518 (grokdeclarator): Test for deprecated uses, propagate attribute.
17519 * cp/lex.c (do_identifier): Test for deprecated primaries.
17520 * cp/typeck.c (build_component_ref): Test for deprecated fields.
17522 2002-01-10 Ira Ruben <ira@apple.com>
17524 Fix to assign attributes to inline member functions.
17525 * cp/decl.c (start_method): Handle attrlist.
17527 2002-01-10 Kazu Hirata <kazu@hxi.com>
17529 * combine.c (expand_field_assignment): Use subreg_lsb().
17531 2002-01-10 David Edelsohn <edelsohn@gnu.org>
17533 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
17534 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
17535 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
17536 Recurse for any operand of AND as long as constant is non-zero.
17538 2002-01-10 Kazu Hirata <kazu@hxi.com>
17540 * config/h8300/h8300.md: Remove constraints from expanders.
17542 2002-01-10 Kazu Hirata <kazu@hxi.com>
17544 * varasm.c: Fix formatting.
17545 * varray.c: Likewise.
17546 * vmsdbgout.c: Likewise.
17547 * xcoffout.c: Likewise.
17549 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
17551 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
17552 update edge probabilities to match.
17554 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
17556 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
17558 * doc/languages.texi, doc/sourcebuild.texi: New files.
17559 * doc/configfiles.texi: Make a subsubsection. Update.
17560 * doc/configterms.texi: Add @node. Remove warning that this isn't
17561 instructions for building GCC.
17562 * doc/makefile.texi: Make a subsection.
17563 * doc/gccint.texi: Update.
17565 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
17567 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
17569 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
17571 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
17573 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
17575 * optabs.c (expand_fix): Look for wider integer modes first.
17577 * i386.md (mov?f): Avoid the fake const double trick for medium
17579 (min?f*/max?f*): Prohibit memory operands for i387 variant.
17580 (fop_df_4): Disable for SSE compilation.
17582 2002-01-10 Graham Stott <grahams@redhat.com>
17584 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
17585 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
17587 2002-01-10 Richard Henderson <rth@redhat.com>
17589 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
17591 2002-01-10 Richard Henderson <rth@redhat.com>
17593 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
17594 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
17596 2002-01-10 Kazu Hirata <kazu@hxi.com>
17598 * combine.c (can_combine_p): Fix a comment typo.
17600 2002-01-09 Zack Weinberg <zack@codesourcery.com>
17602 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
17603 empty list correctly. Change loop index $t to $f for
17604 consistency with rest of Makefile.
17606 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
17608 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
17609 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
17611 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
17612 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
17613 (altivec_init_builtins): Same.
17614 (altivec_expand_unop_builtin): Return NULL_RTX on error.
17615 (altivec_expand_binop_builtin): Same.
17616 (altivec_expand_ternop_builtin): Same.
17619 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
17620 ("altivec_vctuxs"): Fix typo.
17621 ("altivec_vnmsubfp"): Same.
17622 ("altivec_dssall"): New.
17623 ("altivec_mfvscr"): New.
17624 ("altivec_dss"): New.
17625 ("altivec_lvsl"): New.
17626 ("altivec_lvsr"): New.
17627 ("altivec_dstt"): New.
17628 ("altivec_dstst"): New.
17629 ("altivec_dststt"): New.
17630 ("altivec_dst"): New.
17632 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
17633 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
17635 2002-01-09 Richard Henderson <rth@redhat.com>
17637 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
17639 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
17641 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
17643 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
17645 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
17647 2002-01-09 Kazu Hirata <kazu@hxi.com>
17649 * read-rtl.c: Fix formatting.
17650 * real.c: Likewise.
17651 * regclass.c: Likewise.
17652 * regrename.c: Likewise.
17653 * reg-stack.c: Likewise.
17654 * reload1.c: Likewise.
17655 * reload.c: Likewise.
17658 2002-01-09 Kazu Hirata <kazu@hxi.com>
17660 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
17661 to extract items in the expr_list chain.
17663 2002-01-09 Richard Henderson <rth@redhat.com>
17665 * config/vax/vax.c (vax_rtx_cost): Never abort.
17667 * config/vax/vax.h (REAL_ARITHMETIC): Define.
17669 2002-01-09 Jan Hubicka <jh@suse.cz>
17671 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
17673 2002-01-09 Richard Henderson <rth@redhat.com>
17675 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
17676 Unify code from various alternatives.
17678 2002-01-09 Richard Henderson <rth@redhat.com>
17680 * regrename.c (copy_value): Ignore the copy if the source register
17681 is present in the value chain with a narrower mode.
17683 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17685 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
17686 for the c4x target. Also improve layout.
17688 2002-01-09 Richard Henderson <rth@redhat.com>
17690 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
17691 * config/m32r/m32r.md (and ior xor splitters): Swap operands
17692 to match insn patterns.
17694 2002-01-09 Richard Henderson <rth@redhat.com>
17696 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
17697 (copyprop_hardreg_forward_1): Likewise.
17699 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
17701 * pa.md (decrement_and_branch_until_zero): Change predicate for
17702 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
17704 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
17706 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
17707 gets undefined. For Darwin.
17709 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17711 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
17713 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17715 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
17717 2002-01-08 Richard Henderson <rth@redhat.com>
17719 * regrename.c (copy_value): Ignore overlapping copies.
17721 2002-01-08 Richard Henderson <rth@redhat.com>
17723 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
17724 as needed to avoid shared structure.
17726 2002-01-08 Kazu Hirata <kazu@hxi.com>
17728 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
17731 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17733 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
17734 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
17735 documentation of obsolete macros.
17736 * system.h: Poison these macros.
17737 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
17738 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
17739 config/c4x/c4x.h, config/clipper/clipper.h,
17740 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
17741 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
17742 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
17743 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
17744 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
17745 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
17746 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
17747 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
17748 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
17749 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
17750 config/sparc/sparc.h, config/stormy16/stormy16.h,
17751 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
17752 definitions and commented out definitions of obsolete macros.
17753 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
17754 of MAX_INT_TYPE_SIZE.
17756 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
17758 * config/s390/s390.c (s390_preferred_reload_class): Never
17759 return ADDR_REGS if it isn't a subset of the given class.
17760 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
17761 FP_REGS, but all superclasses as well.
17763 * config/s390/s390.c (s390_function_profiler): Fix thinko.
17765 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
17766 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
17767 must not be a const_int.
17769 2002-01-08 Richard Henderson <rth@redhat.com>
17771 * Makefile.in (toplev.o): Depend on options.h.
17772 (gcc.o): Depend on specs.h.
17774 2002-01-08 Jakub Jelinek <jakub@redhat.com>
17776 * expr.c (store_expr): Convert VOIDmode constants back to target's
17779 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17781 * doc/invoke.texi: Markup gcc as @command. Refer to
17782 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
17783 of http://gcc.gnu.org/thanks.html.
17785 2002-01-08 Dale Johannesen <dalej@apple.com>
17787 * config/rs6000/rs6000.md: Add missing int register
17788 target case to movdf_low.
17790 2002-01-08 Zack Weinberg <zack@codesourcery.com>
17792 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
17793 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
17794 (cppinit.o): Depend on except.h.
17795 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
17796 s-specs): New rules.
17798 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
17799 Don't create specs.h/options.h/gencheck.h here. Remove
17800 unnecessary variable settings from last argument of AC_OUTPUT.
17801 * config.in, configure: Regenerate.
17802 * intl.c: Hardcode package name as "gcc".
17804 * cppinit.c: Include except.h.
17805 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
17807 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
17808 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
17809 (!)USING_SJLJ_EXCEPTIONS.
17810 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
17812 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17814 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
17815 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
17816 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
17817 documentation of obsolete macros.
17818 * system.h: Poison these macros.
17819 * config/d30v/d30v.h, config/ns32k/encore.h,
17820 config/stormy16/stormy16.h: Remove definitions and commented out
17821 definitions of obsolete macros.
17823 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
17825 * objc/objc-act.c (handle_class_ref): Mark the declaration of
17826 %sobjc_class_ref_%s as used - to prevent unwanted compiler
17829 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
17831 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
17832 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
17833 to insn adjusting stack/frame pointer.
17834 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
17835 accept operands that cause the insn to be non-splittable.
17837 2002-01-08 Graham Stott <grahams@redhat.com>
17839 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
17840 (C_TYPE_FIELDS_VOLATILE): Likewise.
17841 (C_TYPE_BEING_DEFINED): Likewise.
17842 (C_IS_RESERVED_WORD): Likewise.
17843 (C_TYPE_VARIABLE_SIZE): Likewise.
17844 (C_DECL_VARIABLE_SIZE): Likewise.
17845 (C_MISSING_PROTOTYPE_WARNED): Likewise.
17846 (C_SET_EXP_ORIGINAL_CODE): Likewise.
17847 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
17849 (C_DECL_ANTICIPATED): Likewise.
17850 (c_build_type_variant): Add parenthesis.
17852 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17854 * gcc.c (option_map): Remove --version.
17855 (process_command): Handle -fversion following the GNU Coding
17856 Standards. Partially addresses PR other/704.
17858 2002-01-08 Graham Stott <grahams@redhat.com>
17860 * combine.c (combine_instructions): Fix typo.
17862 2002-01-08 Graham Stott <grahams@redhat.com>
17864 * debug.h: Use "tree" and "rtx" throughout.
17866 * debug.c: Likewise.
17868 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
17870 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
17871 constant pool, use the pool's version of the symbol instead.
17873 2002-01-07 Richard Henderson <rth@redhat.com>
17875 * regrename.c (find_oldest_value_reg): Ignore the value chain if
17876 the original register was copied in a mode with a fewer number of
17877 hard registers than the desired mode.
17878 (copyprop_hardreg_forward_1): Likewise.
17879 (debug_value_data): Fix loop test.
17880 * toplev.c (parse_options_and_default_flags): Reenable
17881 -fcprop-registers at -O1.
17883 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
17885 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
17886 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
17888 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
17891 * config/rs6000/rs6000.md: Add altivec predicate patterns.
17893 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
17895 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
17896 (pa_output_function_prologue): Output local label at the beginning of
17897 the prologue when profiling.
17898 (hppa_profile_hook): Use the local label rather than the function label.
17899 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
17901 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
17903 * config/rs6000/rs6000.c (print_operand): Remove extra space.
17904 (altivec_expand_unop_builtin): Fix thinko.
17905 (altivec_expand_binop_builtin): Same.
17906 (altivec_expand_ternop_builtin): Same.
17907 (altivec_expand_builtin): Same.
17909 2002-01-07 Richard Henderson <rth@redhat.com>
17911 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
17913 2002-01-07 Jason Merrill <jason@redhat.com>
17915 * unwind-dw2.c (execute_cfa_program): Use < again.
17917 2002-01-07 Jakub Jelinek <jakub@redhat.com>
17919 * predict.c (combine_predictions_for_insn): Avoid division by zero.
17921 2002-01-07 Jakub Jelinek <jakub@redhat.com>
17923 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
17924 Don't allow -1 - x -> ~x simplifications in the first pass.
17926 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
17928 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
17930 (altivec_expand_binop_builtin): Same.
17931 (altivec_expand_unop_builtin): Same.
17932 (print_operand): Fix typo.
17933 (bdesc_1arg): Add vupk* variants.
17935 * rs6000.h (rs6000_builtins): Add vupk* enums.
17937 * rs6000.md: Add altivec_vupk* variants.
17939 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
17941 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
17942 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
17943 and last update dates.
17945 2002-01-07 Janis Johnson <janis187@us.ibm.com>
17947 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
17949 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
17951 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
17952 * config/avr/avr.h (CPP_SPEC): Likewise.
17953 (LINK_SPEC): Likewise.
17954 (CRT_BINUTILS_SPECS): Likewise.
17955 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
17956 * doc/invoke.texi (AVR Options): Document them.
17958 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
17960 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
17963 2002-01-07 Graham Stott <grahams@redhat.com>
17965 * config/i386/i386.h: Update copyright date.
17966 (HALF_PIC_PTR): Add parenthesis.
17967 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
17968 (CONSTANT_ALIGNMENT): Add parenthesis.
17969 (DATA_ALIGNMENT): Likewise.
17970 (LOCAL_ALIGNMENT): Likewise.
17971 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
17972 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
17973 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
17974 (HARD_REGNO_NREGS): Add paranethesis.
17975 (VALID_SSE_REG_MODE): Whitespace.
17976 (VALID_MMX_REG_MODE): Whitespace.
17977 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
17978 (ix86_hard_regno_mode_ok): Add parenthesis.
17979 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
17980 (RETURN_IN_MEMORY): Whitespace.
17981 (N_REG_CLASSES): Add parenthesis.
17982 (INTEGER_CLASS_P): Add parenthesis and wrap.
17983 (FLOAT_CLASS_P): Likewise.
17984 (SSE_CLASS_P): Likewise.
17985 (MMX_CLASS_P): Likewise.
17986 (MAYBE_INTEGER_CLASS_P): Likewise.
17987 (MAYBE_FLOAT_CLASS_P): Likewise.
17988 (MAYBE_SSE_CLASS_P): Likewise.
17989 (MAYBE_MMX_CLASS_P): Likewise.
17990 (Q_CLASS_P): Likewise.
17991 (GENERAL_REGNO_P): Uppercase macro parameter.
17992 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
17993 (FP_REGNO_P): Likewise.
17994 (ANY_FP_REGNO_P): Uppercase macro parameter.
17995 (SSE_REGNO_P): Likewise.
17996 (SSE_REGNO): Likewise.
17997 (SSE_REG_P): Likewise.
17998 (SSE_FLOAT_MODE_P): Likewise.
17999 (MMX_REGNO_P): Likewise.
18000 (MMX_REG_P):Likewise.
18001 (STACK_REG_P): Likewise.
18002 (NON_STACK_REG_P): Likewise.
18003 (STACK_TOP_P): Likewise.
18004 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
18005 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
18006 (SECONDARY_MEMORY_NEEDED): Likewise.
18007 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
18008 (MD_ASM_CLOBBERS): Whitespace and wrap.
18009 (MUST_PASS_IN_STACK): Whitespace and wrap.
18010 (RETURN_POPS_ARGS): Add parenthesis.
18011 (INIT_CUMULATIVE_ARGS): Likewise.
18012 (FUNCTION_ARG): Likewise.
18013 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
18014 (SETUP_INCOMING_VARARGS): Likewise.
18015 (BUILD_VA_LIST_TYPE): Add parenthesis.
18016 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
18018 (EXPAND_BUILTIN_VA_ARG): Likewise.
18019 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
18020 (INITIALIZE_TRAMPOLINE): Add parenthesis.
18021 (INITIAL_ELIMINATION_OFFSET): Likewise.
18022 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
18023 (REGNO_OK_FOR_BASE_P): Likewise.
18024 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
18025 (REGNO_OK_FOR_DIREG_P): Likewise.
18026 (REG_OK_FOR_INDEX_P): Whitespace.
18027 (REG_OK_FOR_BASE_P): Whitespace.
18028 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
18030 (FIND_BASE_TERM): Fix typo.
18031 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
18032 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
18033 (SYMBOLIC_CONST; Whitespace.
18034 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
18035 (ENCODE_SECTION_INFO): Whitespace.
18036 (FINALIZE_PIC): Remove do { ... } while (0).
18037 (PROMOTE_MODE): Wrap in do { ... } while (0).
18038 (CONST_COSTS): Whitespace.
18039 (RTX_COSTS): Add paramethesis, whitespace and wrap.
18040 (REGISTER_MOVE_COST): Add parenthesis.
18041 (MEMORY_MOVE_COST): Likewise.
18042 (EXTRA_CC_MODES): Whitespace.
18043 (SELECT_CC_MODE): Add parenthesis and whitespace.
18044 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
18045 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
18046 (ASM_OUTPUT_LABEL): Add paramethesis.
18047 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
18048 (ASM_OUTPUT_REG_POP): Likewise.
18049 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
18050 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
18052 * config/i386/i386.c: Update copyright.
18053 (CHECK_STACK_LIMIT): Add parenthesis.
18054 (AT_BP): Uppercase macro parameter.
18055 (x86_64_int_parameter_registers): Constify.
18056 (x86_64_int_return_registers): Likewise.
18057 (ix86_compare_op0): Use rtx.
18058 (construct_container): Constify INTREG parameter.
18059 (function_arg): Use rtx.
18061 * diagnostic.h: Update copyright date.
18062 (output_buffer_state): Add parenthesis.
18063 (output_buffer_format_args): Likewise.
18065 * combine.c (combine_instructions): Replace XEXP (links, 0)
18068 2002-01-06 H.J. Lu <hjl@gnu.org>
18070 * cfgcleanup.c (thread_jump): Fix 2 typos.
18072 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
18074 * config.gcc: Add support for --enable-altivec.
18076 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
18078 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
18080 2002-01-06 Jakub Jelinek <jakub@redhat.com>
18082 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
18083 __objc_class_name_*.
18085 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
18087 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
18089 2002-01-06 Richard Henderson <rth@redhat.com>
18091 * reorg.c (emit_delay_sequence): Remove death notes, not merely
18092 nop them out. Increment label reference count for REG_LABEL.
18093 (fill_slots_from_thread): Frob label reference count around
18094 delete_related_insns.
18096 2002-01-05 Richard Henderson <rth@redhat.com>
18098 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
18101 2002-01-05 Richard Henderson <rth@redhat.com>
18103 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
18104 * integrate.c (output_inline_function): Likewise.
18105 * toplev.c (rest_of_compilation): Do it here instead. Move call
18106 to remove_unnecessary_notes after emitting abstract instance.
18107 Force an emitted nested function to have its parent emited as well.
18108 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
18110 (rtl_for_decl_location): Do not look at reload data structures
18111 before reload has run.
18113 2002-01-05 Kazu Hirata <kazu@hxi.com>
18115 * cse.c: Fix formatting.
18116 * dwarf2asm.c: Likewise.
18117 * dwarf2out.c: Likewise.
18118 * explow.c: Likewise.
18119 * expmed.c: Likewise.
18120 * function.c: Likewise.
18121 * gcov.c: Likewise.
18122 * gencheck.c: Likewise.
18123 * genrecog.c: Likewise.
18124 * ggc-common.c: Likewise.
18125 * ggc-page.c: Likewise.
18126 * global.c: Likewise.
18128 2002-01-05 Kazu Hirata <kazu@hxi.com>
18130 * combine.c: Fix formatting.
18132 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
18135 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
18137 2002-01-05 David Edelsohn <edelsohn@gnu.org>
18139 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
18140 as 1 for __powerpc64__ as well.
18142 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
18144 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
18147 2002-01-05 Daniel Berlin <dan@dberlin.org>
18149 * lcm.c: Revert change, due to performance regression it causes on
18150 SPEC because it's slightly more conservative (sigh, I hate
18153 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
18155 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
18157 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
18159 * doc/cppinternals.texi: Update.
18161 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
18163 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
18164 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
18166 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
18167 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
18168 kludge for pre-october-14th mmix versions to handle new-found bug
18169 with PUSHJ/PUSHGO and the register stack.
18170 * config/mmix/mmix.h (struct machine_function): Rename member
18171 has_call_value_without_parameters to has_call_without_parameters.
18172 All referers changed.
18173 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
18174 TARGET_MASK_BRANCH_PREDICT): New macros.
18175 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
18176 -mno-reg-stack-fill-bug-workaround.
18177 * config/mmix/mmix.md ("call"): Set struct machine member
18178 has_call_without_parameters.
18180 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
18182 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
18184 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
18186 * cfgcleanup.c: Include tm_p.h
18187 (mark_effect): Fix handling of hard register; fix handling of SET
18189 2002-01-04 Kazu Hirata <kazu@hxi.com>
18191 * config/h8300/h8300.md (anonymous patterns): Check that
18192 operands are registers before using REGNO on them.
18194 2002-01-03 Roland McGrath <roland@frob.com>
18196 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
18198 2002-01-04 Jakub Jelinek <jakub@redhat.com>
18200 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
18201 * c-common.h (genrtl_expr_stmt_value): Likewise.
18202 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
18203 (expand_expr_stmt_value): Add maybe_last argument.
18204 Don't warn about statement with no effect if it is the last statement
18205 in expression statement.
18206 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
18207 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
18208 expand_expr_stmt_value.
18209 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
18210 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
18211 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
18212 as maybe_last to expand_expr_stmt_value.
18214 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
18216 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
18217 be passed in, do not build it.
18218 (c_begin_if_stmt): New function.
18219 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
18220 * c-common.h (c_expand_start_cond): Update prototype.
18221 (c_begin_if_stmt): Prototype new function.
18222 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
18223 * c-parse.in (if_prefix): Use c_begin_if_stmt,
18224 c_begin_while_stmt and c_finish_while_stmt_cond.
18226 2002-01-04 William Cohen <wcohen@redhat.com>
18228 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
18229 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
18230 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
18231 * config/pa/som.h (ASM_FILE_START): Likewise.
18233 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
18235 * lcm.c: Include df.h.
18236 Add available_transfer_function prototype.
18237 (compute_available): Rework to use iterative dataflow framework.
18238 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
18239 with bb_info in df.h
18240 (available_transfer_function): New function.
18242 * Makefile.in (lcm.o): add df.h to dependencies.
18244 2002-01-04 Richard Henderson <rth@redhat.com>
18246 * config/alpha/alpha.c (some_operand): Accept HIGH.
18247 (input_operand): Likewise; accept simple references to globals.
18248 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
18249 (alpha_const_double_ok_for_letter_p): Likewise.
18250 (alpha_extra_constraint): Likewise.
18251 (alpha_preferred_reload_class): Likewise. Do not force
18252 symbolic constants to memory.
18253 (alpha_legitimate_address_p): Accept simple references
18254 to small_symbolic_operand.
18255 (alpha_legitimize_address): New arg scratch. Be prepared to be
18256 called when no_new_pseudos. Emit simple symbolic references.
18257 Split integers into low, high, and rest.
18258 (alpha_expand_mov): Use alpha_legitimize_address.
18259 (some_small_symbolic_mem_operand): New.
18260 (split_small_symbolic_mem_operand): New.
18261 * config/alpha/alpha-protos.h: Update.
18262 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
18263 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18264 (EXTRA_CONSTRAINT): Likewise.
18265 (PREFERRED_RELOAD_CLASS): Likewise.
18266 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
18267 (PREDICATE_CODES): Update.
18268 * config/alpha/alpha.md: New post-reload splitters to convert
18269 simplfied symbolic operands to the form that references $29.
18270 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
18271 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
18273 2002-01-03 Richard Henderson <rth@redhat.com>
18275 * local-alloc.c (function_invariant_p): Update commentary.
18277 2002-01-04 H.J. Lu <hjl@gnu.org>
18279 * toplev.c (rest_of_compilation): Fix a typo when calling
18282 2002-01-03 Kazu Hirata <kazu@hxi.com>
18284 * c-common.c: Fix formatting.
18285 * diagnostic.c: Likewise.
18286 * doloop.c: Likewise.
18287 * dwarf2out.c: Likewise.
18289 2002-01-03 Kazu Hirata <kazu@hxi.com>
18291 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
18292 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
18294 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
18296 * cpperror.c: Update comments and copyright.
18297 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
18298 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
18300 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
18302 * collect2.c (main): Use strcmp when testing for "-shared".
18304 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
18306 * cppmacro.c: Don't include intl.h. Update comments.
18307 (new_number_token): Allocate enough buffer for 64-bit unsigned
18308 integers; update prototype.
18309 * cppmain.c: Update comments.
18311 2002-01-03 William Cohen <wcohen@redhat.com>
18313 * function.h (struct function): Add profile.
18314 (current_function_profile): New.
18315 doc/extend.texi: Update documentation.
18316 * final.c (final_start_function): Use current_function_profile
18317 instead of profile_flag.
18318 (profile_after_prologue): Likewise.
18319 * function.c (expand_function_start): Likewise.
18320 (expand_function_start): Likewise.
18321 * config/alpha/alpha.c (direct_call_operand):
18322 (alpha_does_function_need_gp): Likewise.
18323 (alpha_expand_prologue): Likewise.
18324 * config/arm/arm.c (arm_expand_prologue): Likewise.
18325 thumb_expand_prologue: Likewise.
18326 * config/d30v/d30v.c (d30v_stack_info): Likewise.
18327 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
18328 (fr30_expand_prologue): Likewise.
18329 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
18330 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
18331 * config/i386/i386.h (FINALIZE_PIC): Likewise.
18332 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
18333 * config/i960/i960.c (i960_output_function_prologue): Likewise.
18334 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
18335 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
18336 (m32r_expand_prologue): Likewise.
18337 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
18338 (m88k_expand_prologue): Likewise.
18339 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
18340 * config/mips/mips.c (compute_frame_size): Likewise.
18341 (mips_expand_prologue): Likewise.
18342 (mips_can_use_return_insn): Likewise.
18343 * config/pa/elf.h (ASM_FILE_START): Likewise.
18344 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
18345 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
18346 * config/pa/som.h (ASM_FILE_START): Likewise.
18347 * config/romp/romp.c (romp_using_r14): Likewise.
18348 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
18349 (rs6000_stack_info): Likewise.
18350 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18351 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
18352 * config/v850/v850.c (compute_register_save_size): Likewise.
18354 2002-01-03 Jakub Jelinek <jakub@redhat.com>
18356 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
18357 gen_lowpart_common fails, use gen_lowpart_SUBREG.
18359 2002-01-03 Turly O'Connor <turly@apple.com>
18361 * darwin.c (machopic_output_possible_stub_label): Don't generate
18362 stub routines for pseudo-stubs which we've just defined.
18364 2002-01-03 Kazu Hirata <kazu@hxi.com>
18366 * builtins.c: Fix formatting.
18367 * c-typeck.c: Likewise.
18368 * combine.c: Likewise.
18369 * expr.c: Likewise.
18370 * loop.c: Likewise.
18372 2002-01-03 Andreas Schwab <schwab@suse.de>
18374 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
18375 and return true if _cpp_push_next_buffer pushed a new include
18377 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
18378 _cpp_pop_file_buffer did not push a new file.
18379 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
18381 2002-01-02 Eric Christopher <echristo@redhat.com>
18383 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
18384 FIND_REG_INC_NOTE call. Update copyright.
18385 * loop.c (canonicalize_condition): Ditto.
18386 * reorg.c (delete_scheduled_jump): Ditto.
18388 2002-01-03 Kazu Hirata <kazu@hxi.com>
18390 * gcse.c: Fix formatting.
18392 2002-01-03 Graham Stott <grahams@redhat.com>
18394 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
18395 forward defs for struct tags rtx_def, union_tree, rtvec_def
18396 also output corresponding typedefs for rtx, tree, and rtvec.
18398 * system.h: Move forward defs for struct tags rtx_def, union_tree,
18399 rtvec_def along with corresponding typedefs for rtx, tree, and
18400 rtvec to config.h, hconfig.h, tconfig.h.
18402 2002-01-03 Graham Stott <grahams@redhat.com>
18404 * tree.h: Update copyright date.
18405 (IS_EXPR_CODE_CLASS): Add parenthesis.
18406 (TREE_SET_CODE): Add whitespace.
18407 (TREE_CHECK): Add parenthesis.
18408 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
18409 (CST_OR_CONSTRUCTOR_CHECK):
18410 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
18411 (TREE_SYMBOL_REFERENCED): Whitespace.
18412 (INT_CST_LT): Likewise.
18413 (INT_CST_LT_UNSIGNED): Likewise.
18414 (tree_real_cst): Unwrap comment.
18415 (tree_string): Likewise.
18416 (tree_complex): Likewise.
18417 (IDENTIFIER_POINTER): correct cast.
18418 (SAVE_EXPR_CONTEXT): Whitespace.
18419 (EXPR_WFL_FILENAME_NODE): Likewise.
18420 (EXPR_WFL_FILENAME): Remove parenthesis.
18421 (DECL_ORIGIN): Add parenthesis.
18422 (DECL_FROM_INLINE): Use NULL_TREE.
18423 (build_int_2): Whitespace.
18424 (build_type_variant): Add parenthesis.
18426 * gcc/jcf-parse.c: Update copyright date.
18427 (yyparse): Constify resource_filename.
18429 2002-01-03 Graham Stott <grahams@redhat.com>
18431 * rtl.h: Update copyright date.
18432 (RTL_CHECK1): Wrap long line.
18433 (RTL_CHECK2): Likewise.
18434 (RTL_CHECKC1): Wrap long line and whitespace.
18435 (RTL_CHECKC2): Likewise.
18436 (XWINT): Whitespace.
18442 (XBITMAP): Likewise.
18444 (XBBDEF): Likewise.
18446 (X0WINT): Likewise.
18448 (X0UINT): Likewise.
18452 (X0MODE): Likewise.
18453 (X0BITMAP): Likewise.
18454 (X0TREE): Likewise.
18455 (X0BBDEF): Likewise.
18456 (X0ADVFLAGS): Likewise.
18457 (X0CSELIB): Likewise.
18458 (X0MEMATTR): Likewise.
18459 (XCWINT): Likewise.
18461 (XCUINT): Likewise.
18465 (XCMODE): Likewise.
18466 (XCBITMAP): Likewise.
18467 (XCTREE): Likewise.
18468 (XCBBDEF): Likewise.
18469 (XCADVFLAGS): Likewise.
18470 (XCCSELIB): Likewise.
18471 (XC2EXP): Likewise.
18472 (INSN_UID): Likewise.
18473 (PREV_INSN): Likewise.
18474 (PATTERN): Likewise.
18475 (INSN_CODE): Likewise.
18476 (PUT_REG_NOTE_KIND): Likewise.
18477 (CODE_LABEL_NUMBER): Likewise.
18478 (NOTE_SOURCE_FILE): Likewise.
18479 (NOTE_BLOCK): Likewise.
18480 (NOTE_EH_HANDLER): Likewise.
18481 (NOTE_RANGE_INFO): Likewise.
18482 (NOTE_LIVE_INFO): Likewise.
18483 (NOTE_BASIC_BLOCK): Likewise.
18484 (NOTE_EXPECTED_VALUE): Likewise.
18485 (NOTE_LINE_NUMBER): Likewise.
18486 (LABEL_NAME): Likewise.
18487 (LABEL_NUSES): Likewise.
18488 (LABEL_ALTERNATE_NAME): Likewise.
18489 (ADDRESSOF_DECL): Likewise.
18490 (JUMP_LABEL): Likewise.
18491 (LABEL_NEXTREF): Likewise.
18493 (ORIGINAL_REGNO: Likewise.
18494 (HARD_REGISTER_NUM_P): Add parenthesis.
18495 (SUBREG_REG): Whitespace.
18496 (SUBREG_BYTE): Likewise.
18497 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
18498 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
18499 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
18500 (ASM_OPERANDS_INPUT_VEC): Likewise.
18501 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
18502 (ASM_OPERANDS_INPUT): Likewise.
18503 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
18504 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
18505 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
18506 (ASM_OPERANDS_INPUT_MODE): Likewise.
18507 (ASM_OPERANDS_SOURCE_FILE): Likewise.
18508 (ASM_OPERANDS_SOURCE_LINE): Likewise.
18509 (MEM_SET_IN_STRUCT_P): Minor reformat.
18510 (TRAP_CONDITION): Whitespace.
18511 (TRAP_CODE): Likewise.
18512 (COND_EXEC_TEST): Likewise.
18513 (COND_EXEC_CODE): Likewise.
18514 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
18515 (PHI_NODE_P): Add parenthesis.
18516 (plus_constant): Whitespace and add parenthesis.
18518 2002-01-03 Kazu Hirata <kazu@hxi.com>
18520 * config/avr/avr.c: Fix comment typos.
18521 * config/c4x/c4x.md: Likewise.
18522 * config/dsp16xx/dsp16xx.h: Likewise.
18523 * config/dsp16xx/dsp16xx.md: Likewise.
18524 * config/i386/i386.md: Likewise.
18525 * config/ia64/ia64.c: Likewise.
18526 * config/m32r/m32r.h: Likewise.
18527 * config/m68hc11/m68hc11.md: Likewise.
18528 * config/mmix/mmix.c: Likewise.
18529 * config/mn10200/mn10200.c: Likewise.
18530 * config/romp/romp.c: Likewise.
18531 * config/sh/sh.c: Likewise.
18532 * config/stormy16/stormy16.c: Likewise.
18533 * config/stormy16/stormy16.h: Likewise.
18534 * config/stormy16/stormy16.md: Likewise.
18536 2002-01-03 Graham Stott <grahams@redhat.com>
18538 * loop.h: Update copyright date.
18539 (LOOP_MOVABLES): Fix typo.
18540 (LOOP_REGS): Likewise.
18541 (LOOP_IVS): Likewise.
18543 2002-01-03 Graham Stott <grahams@redhat.com>
18545 * cppinit.c: Update copyright date.
18546 Don't include output.h
18547 * Makefile.in: Update copyright date.
18550 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
18553 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
18554 (-pthread) Add to RS/6000 options.
18556 2002-01-02 Kazu Hirata <kazu@hxi.com>
18558 * except.c: Fix comment typos.
18559 * loop.c: Likewise.
18560 * varasm.c: Likewise.
18561 * doc/tm.texi: Fix a typo.
18563 2002-01-02 Jakub Jelinek <jakub@redhat.com>
18565 * c-typeck.c (output_init_element): Allow initializing static storage
18566 duration objects with compound literals.
18568 2002-01-02 Richard Henderson <rth@redhat.com>
18570 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
18573 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18575 * gcc.c (default_compilers): Const-ify.
18576 * mips-tdump.c (stab_names): Likewise.
18577 * mips-tfile.c (map_coff_types, map_coff_storage,
18578 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
18579 pseudo_ops_t, pseudo_ops): Likewise.
18580 * protoize.c (default_include): Likewise
18582 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
18583 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
18584 Add array size in declaration.
18585 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
18586 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
18587 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
18588 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
18589 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
18590 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
18591 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
18592 emtens, make_nan): Const-ify.
18593 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
18594 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
18596 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
18598 * config.gcc (ia64-*-*): Set extra_headers.
18599 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
18600 * config/alpha/t-osf: Remove.
18601 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
18603 2002-01-02 David Edelsohn <edelsohn@gnu.org>
18605 * config/rs6000/t-aix43: Revert previous change.
18607 2002-01-02 Jason Merrill <jason@redhat.com>
18609 * c-decl.c (c_expand_body): Call outlining_inline_function when
18610 emitting an inline function out of line.
18612 2002-01-02 Richard Henderson <rth@redhat.com>
18614 * dwarf2out.c (limbo_die_node): Add created_for member.
18615 (new_die): New argument created_for. Update all callers.
18616 (mark_limbo_die_list): New.
18617 (dwarf2out_init): Register limbo_die_list as a root.
18618 (dwarf2out_finish): Force insert limbo dies into their function
18621 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
18624 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
18626 2002-01-02 Kazu Hirata <kazu@hxi.com>
18628 * config/h8300/fixunssfsi.c: Update copyright.
18631 * config/h8300/h8300.c: Update copyright.
18632 Eliminate warnings.
18634 2002-01-02 Kazu Hirata <kazu@hxi.com>
18636 * config/romp/romp.c: Fix comment formatting.
18637 * config/romp/romp.h: Likewise.
18638 * config/romp/romp.md: Likewise.
18639 * config/s390/s390.c: Likewise.
18640 * config/stormy16/stormy16.c: Likewise.
18641 * config/stormy16/stormy16.h: Likewise.
18643 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
18645 * c-common.h (genrtl_expr_stmt_value): Declare.
18646 * c-semantics.c (genrtl_goto_stmt): Redirect to...
18647 (genrtl_goto_stmt_value): ... this new function. Pass new
18648 argument down to expand_expr_stmt_value, taking
18649 TREE_ADDRESSABLE into account.
18650 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
18651 STMT_EXPR as addressable, i.e., one whose result we want.
18652 * expr.c (expand_expr): Don't save expression statement value
18653 of labeled_blocks or loop_exprs.
18654 * stmt.c (expand_expr_stmt): Redirect to...
18655 (expand_expr_stmt_value): ... this new function. Use new
18656 argument to tell whether to save expression value.
18657 (expand_end_stmt_expr): Reset last_expr_type and
18658 last_expr_value if we don't have either.
18659 * tree-inline.c (declare_return_variable): Mark its use
18660 statement as addressable.
18661 * tree.h: Document new use of TREE_ADDRESSABLE.
18662 (expand_expr_stmt_value): Declare.
18664 2002-01-01 Tom Rix <trix@redhat.com>
18666 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
18667 rs6000_emit_allocate_stack.
18669 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
18671 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
18672 ${srcdir}/ginclude/ to every entry in extra_headers.
18673 * configure: Regenerate.
18674 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
18675 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
18676 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
18677 * ginclude/proto.h: Rename to config/convex/proto.h.
18679 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18681 * attribs.c (handle_vector_size_attribute): Use host_integerp
18682 and tree_int_cst; remove warnings.
18683 * caller-save.c (insert_restore): Add cast to get rid of warning.
18684 (insert_save): Likewise.
18685 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
18686 * regmove.c (find_matches): Add temporary var to kill a warning.
18688 2002-01-01 Douglas B Rupp <rupp@gnat.com>
18690 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
18691 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
18692 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
18693 (vms-dwarf2eh.o): Add Makefile rule.
18694 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
18695 * config/alpha/vms-dwarf2eh.asm: New file.
18697 * gcc.c (delete_if_ordinary): Delete all versions.
18699 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
18701 * config/mmix/mmix.md: Update FIXME to not mention
18703 (MMIX_rJ_REGNUM): New define_constants constant.
18704 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
18705 "*movdicc_real"): Adjust contraints formatting.
18706 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
18707 for branch prediction.
18708 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
18710 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
18711 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
18712 number. Delete related FIXMEs.
18713 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
18714 from number to MMIX_rJ_REGNUM.
18715 (TARGET_MASK_BRANCH_PREDICT): New.
18716 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
18717 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
18718 value. Add -mbranch-predict and -mno-branch-predict.
18719 (TARGET_VERSION): Drop date.
18720 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
18721 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
18722 for finding out global symbols.
18723 (mmix_asm_output_labelref): Revert condition for global symbol.
18724 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
18725 (mmix_print_operand_punct_valid_p): A '+' is valid.
18727 See ChangeLog.6 for earlier changes.