1 2002-06-05 Bob Wilson <bob.wilson@acm.org>
3 * config/xtensa/xtensa.c (xtensa_build_va_list): Use
4 lang_hooks.types.make_type instead of make_node; set up
5 __va_list_tag type decl.
6 (xtensa_builtin_saveregs): Remove broken use of
7 RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
8 for saved registers; add varargs alias set.
10 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
13 * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
14 * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
15 CPP_PREDEFINES and part of CPP_SPEC.
16 i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
17 i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
19 Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
21 * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
23 2002-06-05 Alan Modra <amodra@bigpond.net.au>
25 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
27 2002-06-04 Zack Weinberg <zack@codesourcery.com>
29 * gengtype-yacc.y: Make sure all rules end with a semicolon.
31 2002-06-04 Bob Wilson <bob.wilson@acm.org>
33 * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
34 typo in function prototype and include "ggc.h" header.
36 2002-06-04 Richard Henderson <rth@redhat.com>
38 * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
39 (print_operand) ['U']: Likewise.
40 (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
41 (alpha_expand_unaligned_store_words): Likewise.
42 (alpha_expand_builtin_vector_binop): Fix typo.
43 (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
45 (one_arg_builtins): Add cix builtins.
46 (two_arg_builtins): Add ext, ins, msk, umulh builtins.
47 (alpha_expand_builtin): Fix typo in arity.
48 * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
49 (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
50 builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
51 builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
52 builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
53 builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
54 builtin_ctlz, builtin_ctpop): New.
55 * doc/extend.texi (Alpha Built-in Functions): Update.
57 2002-06-04 Geoffrey Keating <geoffk@redhat.com>
59 * gengtype.c (write_gc_root): Don't unnecessarily prevent
60 global variable-length arrays being roots.
62 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
63 * configure.in (config_gtfiles): New variable.
64 (all_gtfiles): Initialise from config_gtfiles.
65 * configure: Regenerate.
67 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
70 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
71 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
72 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
73 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
74 win32.h (CPP_SPEC): Remove cpp_cpu.
75 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
76 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
78 2002-06-04 Janis Johnson <janis187@us.ibm.com>
80 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
82 2002-06-04 Jeff Law <law@redhat.com.
83 David Edelsohn <edelsohn@gnu.org>
84 Michael Matz <matz@kde.org>
86 * sched-int.h (struct deps): New field libcall_block_tail_insn.
87 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
88 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
89 is set, then mark the current insn as being part of a libcall
91 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
93 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
94 insns against the issue rate.
96 Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
98 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
99 * final.c (final_scan_insn): Likewise.
100 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
101 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
102 * haifa-sched.c (unlink_other_notes): Likeewise.
103 (reemit_notes): Likewise.
104 * print-rtl.c (print_rtx): Likewise.
105 * sched-deps (sched-analyze): Likewise.
106 * rtl.c (note_insn_name): Likewise.
107 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
108 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
111 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
113 * varasm.c (mark_constants): Handle RTX format 'B'.
115 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
117 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
118 (struct cpp_context): Add traditional fields.
119 * cppmacro.c (paste_all_tokens, push_ptoken_context,
120 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
121 * cpptrad.c (skip_comment, lex_identifier,
122 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
124 2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
126 * gbl-ctors.h: Fix formatting.
128 * gccspec.c: Likewise.
130 * gcov-io.h: Likewise.
132 * ggc-common.c: Likewise.
134 * ggc-page.c: Likewise.
135 * ggc-simple.c: Likewise.
136 * global.c: Likewise.
138 * gthr-dce.h: Likewise.
140 * gthr-posix.h: Likewise.
141 * gthr-rtems.h: Likewise.
142 * gthr-solaris.h: Likewise.
143 * gthr-win32.h: Likewise.
145 2002-06-03 Geoffrey Keating <geoffk@redhat.com>
147 Merge from pch-branch:
149 * gengtype.h (UNION_OR_STRUCT_P): New macro.
150 * gengtype.c (write_gc_structure_fields): Use it.
151 (write_gc_root): Use it here too.
153 * gengtype.c (write_gc_structure_fields): Assume that lengths
154 of typenames fit into an 'int'; don't pass a size_t to "%d" in
156 (write_gc_marker_routine_for_structure): Likewise.
157 (write_gc_types): Likewise.
158 (write_gc_root): Likewise.
160 * varray.h (VARRAY_CLEAR): New.
161 (varray_clear): Prototype.
162 * varray.c (varray_clear): New.
163 * cselib.c (reg_values_old): New.
164 (used_regs_old): New.
165 (cselib_init): Use cached varrays if available to avoid
166 generating large amounts of garbage.
167 (cselib_finish): Don't throw away old varrays.
169 * final.c (insn_addresses_): Move out of ifdef.
171 * varray.c (uses_ggc): Make more varray kinds GCable.
172 * varray.h (union varray_data_tag): Let gengtype see
173 fields 'generic' and 'te'.
174 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
175 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
176 (reg_to_stack): Don't call VARRAY_FREE.
177 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
178 (insn_addresses_): Use gengtype to mark.
179 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
180 pointers; handle generic pointers in unused union fields.
181 (get_output_file_with_visibility): Include cselib.h,
182 insn-addr.h in gtype-desc.c.
183 * function.c (prologue): Use gengtype to mark.
184 (epilogue): Likewise.
185 (sibcall_epilogue): Likewise.
186 * dependence.c: Include gt-dependence.h, ggc.h.
187 (struct def_use): Use gengtype to mark.
188 (struct loop): Likewise.
189 (struct induction): Likewise.
190 (struct dependence): Likewise.
191 (def_use_chain): Likewise.
192 (dep_chain): Likewise.
193 (loop_chain): Likewise.
194 (induction_chain): Likewise.
195 (init_dependence_analysis): Don't free anything, just clear pointers.
196 (build_def_use): Use GGC to allocate def_use.
197 (add_loop): Use GGC to allocate loop.
198 (find_induction_variable): Use GGC to allocate induction.
199 (check_node_dependence): Use GGC to allocate induction, dependence.
200 (dump_node_dependence): Don't free varrays.
201 (end_dependence_analysis): Likewise.
202 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
203 (struct elt_loc_list): Likewise.
204 (struct elt_list): Likewise.
205 * cselib.c: Don't include obstack.h.
206 (hash_table): Use gengtype to mark.
207 (reg_values): Use gengtype to mark.
208 (used_regs): Use gengtype to mark.
209 (cselib_obstack): Delete.
210 (cselib_startobj): Delete.
211 (empty_vals): Mark as deletable.
212 (empty_elt_lists): Mark as deletable.
213 (empty_elt_loc_lists): Mark as deletable.
214 (new_elt_list): Use GGC to allocate struct elt_list.
215 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
216 (clear_table): Don't delete obstack; don't unnecessarily clear
218 (new_cselib_val): Use GGC to allocate struct cselib_val.
219 (cselib_init): Don't set up obstacks. Use GGC to allocate
221 (cselib_finish): Just clear variables, don't free anything.
222 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
223 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
224 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
225 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
226 (gt-reg-stack.h): New rule.
227 (gt-dependence.h): New rule.
228 (gtype-desc.o): Add cselib.h, insn-addr.h.
230 * varray.c: Use only necessary headers.
233 (varray_init): Take type, not size. Use GGC if appropriate.
234 (varray_grow): Update for change to struct varray_head_tag.
235 Use GGC if appropriate.
236 * varray.h (struct const_equiv_data): Use gengtype.
237 (enum varray_data_enum): New.
238 (union varray_data_tag): Use gengtype.
239 (struct varray_head_tag): Use gengtype. Replace size field with
240 enum varray_data_enum.
241 (varray_init): Update prototype.
242 (VARRAY_SCHED_INIT): Delete.
243 (VARRAY_*_INIT): Update for change to varray_init.
244 (VARRAY_SCHED): Delete.
245 (VARRAY_PUSH_SCHED): Delete.
246 (VARRAY_TOP_SCHED): Delete.
247 * tree.h: Update for change to length specifier.
248 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
249 (clone_body): Likewise.
250 * ssa.h (ssa_definition): Use gengtype to mark.
251 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
252 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
253 * rtl.h (struct rtvec_def): Update for change to length specifier.
254 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
255 (struct initial_value_struct): Update for change to length specifier.
256 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
257 (ggc_add_tree_varray_root): Delete prototype.
258 (ggc_mark_rtx_varray): Delete prototype.
259 (ggc_mark_tree_varray): Delete prototype.
260 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
261 (ggc_add_tree_varray_root): Delete.
262 (ggc_mark_rtx_varray): Delete.
263 (ggc_mark_tree_varray): Delete.
264 (ggc_mark_rtx_varray_ptr): Delete.
265 (ggc_mark_tree_varray_ptr): Delete.
266 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
267 (create_varray): Delete prototype.
268 * gengtype.c (varrays): Delete.
269 (create_varray): Delete.
270 (adjust_field_type): Detect array of string pointers.
271 (process_gc_options): Remove code to handle varray_type option.
272 (set_gc_used_type): Remove TYPE_VARRAY case.
273 (output_escaped_param): New.
274 (write_gc_structure_fields): Use output_escaped_param on all
275 parameters. Handle 'skip' with 'use_param' option. Handle
276 arrays of strings. Remove TYPE_VARRAY handling.
277 (write_gc_roots): Use boolean to detect 'length' option.
278 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
279 (struct_fields): Call adjust_field_type on array fields.
280 (type): Remove VARRAY_TYPE case.
281 (type_option): Likewise.
282 * gengtype-lex.l: Don't consider varray_type a keyword.
283 * function.h: Update for change to length specifier.
284 (free_eh_status): Delete prototype.
285 * function.c (free_after_compilation): Don't call free_eh_status.
286 (reorder_blocks): Don't use VARRAY_FREE.
287 * except.c (struct eh_status): Update for change to length specifier.
288 remove varray_type specifier.
289 (free_eh_status): Delete.
290 * dwarf2out.c: Include gt-dwarf2out.h.
291 (used_rtx_varray): Use gengtype to mark, move
293 (incomplete_types): Likewise.
294 (decl_scope_table): Likewise.
295 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
296 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
297 * c-tree.h (struct lang_type): Update for change to length specifier.
298 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
299 * c-objc-common.c: Include gt-c-objc-common.h.
300 (deferred_fns): Mark for gengtype.
301 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
302 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
303 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
304 (gtype-desc.o): Update dependencies.
305 (dwarf2out.o): Add gt-dwarf2out.h.
306 (varray.o): Update dependencies.
307 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
308 (gt-c-objc-common.h): New rule.
309 (gt-dwarf2out.h): New rule.
310 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
312 * doc/gty.texi (GTY Options): Correct spelling.
313 (GGC Roots): Likewise.
314 * Makefile.in (TEXI_CPP_FILES): New.
315 (TEXI_GCC_FILES): New.
316 (TEXI_GCCINT_FILES): New.
317 (TEXI_CPPINT_FILES): New.
318 ($(docdir)/cpp.info): Use new macros.
319 ($(docdir)/gcc.info): Likewise.
320 ($(docdir)/gccint.info): Likewise.
321 ($(docdir)/cppinternals.info): Likewise.
324 (gccint.dvi): Likewise.
325 (cppinternals.dvi): Likewise.
327 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
328 * doc/gccint.texi (Top): Include gty.texi.
329 * doc/gty.texi: New file.
331 * bitmap.c: Include ggc.h, gt-bitmap.h.
332 (bitmap_ggc_free): New.
333 (bitmap_elem_to_freelist): New.
334 (bitmap_element_free): Use bitmap_elem_to_freelist.
335 (bitmap_element_allocate): Allow use of GGC.
336 (bitmap_clear): Use bitmap_elem_to_freelist.
337 (bitmap_copy): Update for change to bitmap_element_allocate.
338 (bitmap_set_bit): Likewise.
339 (bitmap_operation): Update for changes elsewhere.
340 (bitmap_initialize): Allow to create bitmaps that will use GGC.
341 * bitmap.h (struct bitmap_element_def): Use gengtype.
342 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
343 (bitmap_initialize): Add extra parameter.
344 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
345 (BITMAP_ALLOCA): Delete.
346 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
347 (BITMAP_GGC_ALLOC): New.
348 * Makefile.in (gtype-desc.o): Add bitmap.h.
349 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
350 (GTFILES): Add bitmap.c.
351 (gt-bitmap.h): New rule.
352 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
353 * basic-block.h: Update for changes to bitmap_initialize.
354 * except.c (exception_handler_label_map): Move into...
355 (struct eh_status): Here.
356 (struct eh_region): Make 'aka' GCable.
357 (free_eh_status): Don't need to specially handle
358 exception_handler_label_map.
359 (add_ehl_entry): Update for changes to exception_handler_label_map.
360 (find_exception_handler_labels): Likewise.
361 (remove_exception_handler_label): Likewise.
362 (maybe_remove_eh_handler): Likewise.
363 (for_each_eh_label): Likewise.
364 (remove_eh_handler): Allocate 'aka' using GGC.
365 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
368 * gengtype.c (write_gc_marker_routine_for_structure): Name
369 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
370 (write_gc_types): Arrange for the tests with NULL to be inlined.
371 (write_gc_roots): Update uses of procedure pointers.
372 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
374 * Makefile.in (explow.o): Add dependency on gt-explow.h.
375 (sdbout.o): Add dependency on gt-sdbout.h.
377 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
378 (mem_attrs_htab): Likewise.
379 (init_emit_once): Don't call ggc_add_deletable_htab.
380 * fold-const.c (size_htab): Use gengtype to clear unused entries.
381 (size_int_type_wide): Don't call ggc_add_deletable_htab.
382 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
383 parameters, use them, change callers.
384 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
385 (write_gc_roots): Handle 'if_marked' option.
386 (main): Don't need to call set_gc_used_type any more.
387 * ggc.h (ggc_htab_marked_p): Delete.
388 (ggc_htab_mark): Delete.
389 (struct ggc_cache_tab): New.
390 (gt_ggc_cache_rtab): New declaration.
391 * ggc-common.c (struct d_htab_root): Delete.
392 (d_htab_roots): Delete.
393 (ggc_add_deletable_htab): Delete.
394 (ggc_htab_delete): Handle new htab-deleting mechanism.
395 (ggc_mark_roots): Use new htab-deleting mechanism.
396 * tree.c (type_hash_table): Use gengtype to clear unused entries.
398 (init_obstacks): Don't call ggc_add_deletable_htab.
400 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
401 (struct hashed_entry): Likewise.
402 (nst_method_hash_list): Likewise.
403 (cls_method_hash_list): Likewise.
404 (HASH_ALLOC_LIST_SIZE): Delete.
405 (ATTR_ALLOC_LIST_SIZE): Delete.
406 * objc/objc-act.c (hash_init): Use ggc to allocate
407 nst_method_hash_list, cls_method_hash_list.
408 (hash_enter): Use ggc to allocate; allocate one entry at a time.
409 (hash_add_attr): Likewise.
410 (ggc_mark_hash_table): Delete.
411 (objc_act_parse_init): Delete.
412 (objc_init): Delete reference to objc_act_parse_init.
413 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
414 obstack.h. Replace references to 'struct hash_table' with htab_t.
415 (struct symbol_hash_entry): Replace hash header with key field.
416 (struct file_hash_entry): Replace hash header with key field.
417 (struct demangled_hash_entry): Replace hash header with key field.
418 (hash_string_eq): New.
419 (hash_string_hash): New.
420 (symbol_hash_newfunc): Delete.
421 (symbol_hash_lookup): Modify to use htab_t.
422 (file_hash_newfunc): Delete.
423 (file_hash_lookup): Modify to use htab_t.
424 (demangled_hash_newfunc): Delete.
425 (demangled_hash_lookup): Modify to use htab_t.
426 (tlink_init): Modify to use htab_t.
429 * ggc.h: Delete forward structure declarations.
430 Delete prototypes for deleted functions.
431 * ggc-common.c: Don't include hash.h.
432 (ggc_add_tree_hash_table_root): Delete.
433 (ggc_mark_tree_hash_table_entry): Delete.
434 (ggc_mark_tree_hash_table): Delete.
435 (ggc_mark_tree_hash_table_ptr): Delete.
436 * gengtype.c (write_gc_structure_fields): Allow param_is option.
437 (write_gc_marker_routine_for_structure): Use visibility of
438 the parameter if there is one.
439 * function.c: Replace hash.h with hashtab.h. Replace references
440 to 'struct hash_table *' with htab_t.
441 (struct insns_for_mem_entry): Include a plain key.
442 (fixup_var_refs_insns_with_hash): Update to use htab_t.
443 (insns_for_mem_newfunc): Delete.
444 (insns_for_mem_hash): Update to use htab_t.
445 (insns_for_mem_comp): Likewise.
446 (insns_for_mem_walk): Likewise.
447 * c-lang.c: Include ggc.h.
448 * Makefile.in (OBJS): Remove hash.o.
449 (c-lang.o): Add GGC_H.
450 (COLLECT2_OBJS): Remove hash.o.
451 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
452 (ggc-common.o): Remove hash.h.
453 (function.o): Remove hash.h, add HASHTAB_H.
454 (genautomata.o): Remove hash.h, add HASHTAB_H.
456 * varasm.c (mark_const_str_htab_1): Delete.
457 (mark_const_str_htab): Delete.
458 (const_str_htab_del): Delete.
459 (const_str_htab): Use gengtype to mark.
460 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
462 * tree.c (mark_tree_hashtable_entry): Delete.
463 (mark_tree_hashtable): Delete.
464 * tree.h (mark_tree_hashtable): Delete prototype.
465 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
466 (ggc_mark): Likewise.
468 (htab_create_ggc): New.
469 * ggc-common.c (ggc_calloc): New.
470 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
471 (struct type): Add param_struct structure.
472 * gengtype.c (param_structs): New.
473 (adjust_field_type): Handle param_is option.
474 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
475 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
476 (write_gc_structure_fields): Add new PARAM parameter. Update
477 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
478 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
479 Use it to generate function name. Update callers.
480 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
482 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
484 (main): Define PTR as pointer-to-scalar. Don't specially
485 mark deferred_string or ehl_map_entry.
486 * gengtype-yacc.y (PARAM_IS): Add new token.
487 (externstatic): Use adjust_field_type.
488 (type_option): Add PARAM_IS.
489 * gengtype-lex.l: Add rule for typedef of function pointers.
490 Add rule for PARAM_IS.
492 * except.c (exception_handler_label_map): Use gengtype to mark.
493 (type_to_runtime_map): Likewise.
494 (mark_ehl_map_entry): Delete.
495 (mark_ehl_map): Delete.
496 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
497 (t2r_mark_1): Delete.
499 * Makefile.in (gtype-desc.o): Correct dependencies.
500 (GTFILES): Add hashtab.h.
501 (genautomata.o): Actually uses hashtab.h.
503 * Makefile.in (stringpool.o): Add $(GGC_H).
504 (dwarf2asm.o): Likewise.
505 (GTFILES): Add hashtable.h.
506 * c-common.h (struct c_common_identifier): Use gengtype.
507 * c-decl.h (c_mark_tree): Delete.
508 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
509 * c-tree.h (struct lang_identifier): Use gengtype.
510 (union lang_tree_node): New.
511 (c_mark_tree): Delete prototype.
512 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
514 * gengtype-lex.l (IWORD): Allow 'bool'.
516 * gengtype-yacc.y (ALIAS): New token.
517 (type_option): New rule.
518 (option): Use type_option.
519 * gengtype.c (process_gc_options): New.
520 (set_gc_used_type): Use it.
521 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
522 Add new variable 't' to hold the type of the field being processed.
523 Add more error checking. Use UNION_P when looking at 'desc' option.
524 Handle language-specific structures containing other
525 language-specific structures.
526 (write_gc_types): Handle 'ptr_alias' option.
527 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
528 * ggc-common.c (ggc_pending_trees): Delete.
529 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
530 (ggc_mark_trees): Delete.
531 (gt_ggc_m_tree_node): Delete.
532 * ggc.h (ggc_pending_trees): Delete.
533 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
534 * hashtable.h (ht_identifier): Use gengtype.
535 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
536 * langhooks.h (struct lang_hooks): Delete mark_tree.
537 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
539 * system.h: Poison LANG_HOOKS_MARK_TREE.
540 * tree.c (tree_node_structure): New.
541 * tree.h (struct tree_common): Use gengtype.
542 (struct tree_int_cst): Likewise.
543 (struct tree_real_cst): Likewise.
544 (struct tree_string): Likewise.
545 (struct tree_complex): Likewise.
546 (struct tree_vector): Likewise.
547 (struct tree_identifier): Likewise.
548 (struct tree_list): Likewise.
549 (struct tree_vec): Likewise.
550 (struct tree_exp): Likewise.
551 (struct tree_block): Likewise.
552 (struct tree_type): Likewise.
553 (struct tree_decl): Likewise.
554 (enum tree_structure_enum): New.
555 (union tree_node): Use gengtype, with an alias.
556 (tree_node_structure): Prototype.
557 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
559 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
560 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
561 to LANG_HOOKS_FUNCTION_FINAL.
562 * Makefile.in (GTFILES): Add bitmap.h.
563 * except.c (struct eh_region): Mark field 'aka' to be skipped.
565 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
566 (alpha_init_machine_status): Give proper type.
567 * Makefile.in (c-lang.o): Depend on gtype-c.h.
568 (optabs.o): Depend on gt-optabs.h.
569 (GTFILES): Add optabs.o.
570 (gt-optabs.h): Add rule.
571 * optabs.c: Include gt-optabs.h.
573 * gengtype.c (set_gc_used_type): Correct some errors in last change.
574 (write_gc_structure_fields): If a field which should be NULL is
576 * c-pragma.c: Move struct align_stack and variable alignment_stack
579 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
580 * config/xtensa/xtensa.c: Include gt-cris.h.
581 (struct machine_function): Use gengtype to mark.
582 * config/mmix/mmix.h (struct machine_function): Use gengtype
584 * config/cris/t-cris: Add dependencies for gt-cris.h.
585 * config/cris/cris.c: Include gt-cris.h.
586 (struct machine_function): Use gengtype to mark.
587 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
589 * doc/tm.texi (Per-Function Data): Delete references to
591 * config/ia64/ia64.c (ia64_override_options): Don't set
593 * config/i386/i386.c (override_options): Likewise.
594 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
595 * config/arm/arm.c (arm_init_expanders): Likewise.
596 * config/alpha/alpha.c (override_options): Likewise.
597 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
598 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
599 (write_gc_structure_fields): Don't handle 'really' option.
600 Handle 'maybe_null' option.
601 (write_gc_types): Handle 'maybe_null' option.
602 * function.h (struct function): Don't use "really".
603 (mark_machine_status): Delete declaration.
604 (mark_lang_status): Delete declaration.
605 (gt_ggc_mr_machine_function): Delete prototype.
606 (gt_ggc_mr_language_function): Delete prototype.
607 * function.c (mark_machine_status): Delete.
608 (mark_lang_status): Delete.
609 (gt_ggc_mr_machine_function): Delete.
610 (gt_ggc_mr_language_function): Delete.
611 * c-tree.h (mark_c_function_context): Delete prototype.
612 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
613 * c-decl.c (struct language_function): Rename from struct
614 c_language_function. Update uses. Use gengtype to mark.
615 (mark_c_function_context): Delete.
616 * c-common.h (struct c_language_function): Rename from struct
618 (mark_stmt_tree): Delete prototype.
619 (c_mark_lang_decl): Delete prototype.
620 (mark_c_language_function): Delete prototype.
621 * c-common.c (mark_stmt_tree): Delete.
622 (c_mark_lang_decl): Delete.
623 (mark_c_language_function): Delete.
625 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
626 (lang_bitmap): New typedef. Use where appropriate.
627 (struct type): Add gc_used field, lang_struct field.
628 (UNION_P): New macro.
629 (new_structure): New prototype.
630 (find_structure): Remove 'pos' parameter. Change all callers.
631 * gengtype-lex.l: Update for changes to find_structure.
632 * gengtype-yacc.y (typedef_struct): Use new_structure.
633 (yacc_ids): Suppress warning.
634 (type): Use new_structure.
635 * gengtype.c (string_type): Update for changes to struct type.
636 (find_structure): Just find a structure, don't worry about
638 (new_structure): New.
639 (note_yacc_type): Use new_structure.
640 (set_gc_used_type): New.
642 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
643 (write_gc_types): Handle TYPE_LANG_STRUCT.
644 (write_gc_marker_routine_for_structure): New.
645 (main): Call set_gc_used. Add some calls to set_gc_used_type
646 for places where GCC doesn't use gengtype properly yet.
647 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
648 (gt_ggc_m_tree_node): Likewise.
650 * varasm.c (copy_constant): Call expand_constant if we hit
651 something we can't recognise.
653 * ggc-common.c (ggc_mark_rtvec_children): Delete.
654 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
655 (lang_mark_false_label_stack): Delete.
656 * rtl.h (struct rtvec_def): Use gengtype to mark.
657 * ggc.h (ggc_mark_rtvec): Delete.
658 (gt_ggc_m_rtvec_def): Delete.
659 (ggc_mark_nonnull_tree): Delete.
660 (ggc_mark_rtvec_children): Delete prototype.
661 (lang_mark_false_label_stack): Delete declaration.
663 * gengtype.h (note_yacc_type): Add prototype.
664 * gengtype.c (note_yacc_type): New function.
665 * gengtype-lex.l: Add lexer support for yacc files.
666 * gengtype-yacc.y (start): Extract union from yacc files.
667 (yacc_union): New rule.
668 (yacc_typematch): New rule.
669 (yacc_ids): New rule.
670 (enum_items): Tweak for efficiency.
671 (optionseq): Likewise.
673 * c-common.h (struct language_function): Use gengtype.
674 (struct c_lang_decl): Likewise.
675 * c-tree.h (struct lang_decl): Likewise.
676 (struct lang_type): Likewise.
677 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
678 tree language substructures.
680 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
682 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
684 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
686 * stmt.c (struct nesting): Add discriminator. Use gengtype to
687 mark. Remove 'data.block.cleanup_ptr' field.
688 (struct stmt_status): Use usual technique to mark struct nesting.
689 (gt_ggc_mr_nesting_cond): Delete.
690 (gt_ggc_mr_nesting_loop): Delete.
691 (gt_ggc_mr_nesting_block): Delete.
692 (gt_ggc_mr_nesting_case_stmt): Delete.
693 (expand_start_cond): Set discriminator.
694 (expand_start_loop): Likewise.
695 (expand_start_null_loop): Likewise.
696 (expand_start_bindings_and_block): Set discriminator. Don't set
698 (expand_decl_cleanup): Replace 'cleanup_ptr' with
699 &thisblock->data.block.cleanups.
700 (expand_start_case): Set discriminator.
701 (expand_start_case_dummy): Set discriminator.
703 * ggc-callbacks.c: Remove.
705 * gengtype.h (struct type): Add 'u.s.bitmap' field.
706 (find_structure): Add 'pos' parameter.
707 * gengtype-lex.l: Update callers to find_structure.
708 * gengtype-yacc.y: Likewise.
709 * gengtype.c (find_structure): Allow for structures to be defined
710 in multiple language backends.
711 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
712 (counter): Rename to gc_counter.
713 (write_gc_structure_fields): Fail when writing out fields for
714 an incomplete structure. Ignore arrays of scalars. Handle
716 (write_gc_types): Reset counter for each procedure written.
718 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
719 (free_case_nodes): Delete.
720 (expand_end_case_type): Delete call to free_case_nodes.
722 * Makefile.in (cselib.o): Include gt-<filename>.h.
724 (profile.o): Likewise.
726 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
727 alphabetize backend files.
728 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
729 * alias.c: Use gengtype for roots.
730 * c-common.h (struct stmt_tree_s): Use gengtype.
731 * c-decl.c: Use gengtype for roots.
732 * cselib.c: Use gengtype for roots.
733 * expr.c: Use gengtype for roots.
734 * fold-const.c: Use gengtype for roots.
735 * gcse.c: Use gengtype for roots.
736 * gengtype-lex.l: Handle typedefs of function types.
737 Allow for empty array bounds.
738 Allow processing to stop on initialisers.
739 * gengtype-yacc.y (externstatic): Stop processing on initialisers.
740 (semiequal): New rule.
741 * gengtype.c (create_file): Tidy output files.
742 (get_output_file_with_visibility): Fix paren warning. Fix bug
743 involving multiple input files mapping to one output file.
744 (write_gc_structure_fields): Skip arrays of scalars.
745 (write_gc_types): Tidy output files.
746 (write_gc_root): New function.
747 (write_gc_roots): Fix bugs, add support for roots that are
749 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
750 (ggc_mark_tree_ptr): Delete.
751 (ggc_add_rtx_root): Delete.
752 (ggc_add_tree_root): Delete.
753 (ggc_del_root): Delete.
754 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
755 allocate struct initial_value_struct.
756 * profile.c: Use gengtype for roots.
757 * sdbout.c: Use gengtype for roots.
758 * varasm.c (mark_weak_decls): Delete unused prototype.
759 (mark_const_hash_entry): Delete unused function.
760 * config/darwin-protos.h: Use gengtype for roots.
761 (machopic_add_gc_roots): Delete.
762 * config/arm/arm.c: Use gengtype for roots.
763 * config/arm/arm.h: Use gengtype for roots.
764 * config/c4x/c4x-protos.h: Use gengtype for roots.
765 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
766 * config/d30v/d30v-protos.h: Use gengtype for roots.
767 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
768 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
769 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
770 * config/ia64/ia64-protos.h: Use gengtype for roots.
771 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
772 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
773 * config/m68hc11/m68hc11.c (z_reg): Make global.
774 (z_reg_qi): Make global.
775 (m68hc11_add_gc_roots): Delete.
776 * config/mcore/mcore-protos.h: Use gengtype for roots.
777 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
778 * config/mips/mips.c (mips_add_gc_roots): Delete.
779 * config/mips/mips.h: Use gengtype for roots.
780 * config/mmix/mmix.c (override_options): Use gengtype for roots.
781 * config/mmix/mmix.h: Use gengtype for roots.
782 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
783 * config/mn10200/mn10200.h: Use gengtype for roots.
784 * config/pa/pa.c: Use gengtype for roots, marking.
785 (struct deferred_plabel): Use GGC, gengtype.
786 (pa_add_gc_roots): Delete.
787 (mark_deferred_plabels): Delete.
788 * config/pj/pj-protos.h: Use gengtype for roots.
789 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
790 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
791 machopic_add_gc_roots.
792 * config/rs6000/rs6000.h: Use gengtype for roots.
793 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
794 (gt-darwin.h): Add rule.
795 * config/sh/sh.c: Use gengtype for roots.
796 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
798 * config/sparc/sparc.c: Use gengtype for roots.
799 (sparc_add_gc_roots): Delete.
800 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
801 (mark_ultrasparc_pipeline_state): Delete.
802 * config/sparc/sparc.h: Use gengtype for roots.
804 * Makefile.in (c-parse.o): Update dependencies.
805 (c-common.o): Likewise.
806 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
807 Add dependencies for the files they generate.
808 * c-common.c: Replace ggc_add_* uses with GTY annotations.
809 * c-common.h: Likewise.
810 * c-decl.c: Likewise.
811 (gt_ggc_mp_binding_level): Delete.
812 * c-lang.c: Include gtype-c.h.
813 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
815 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
816 (gt_ggc_mp_align_stack): Delete.
817 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
818 * function.c: Replace ggc_add_* uses with GTY annotations.
819 (gt_ggc_mp_function): Delete.
820 * function.h: Replace ggc_add_* uses with GTY annotations.
821 * gengtype.c (lang_names): New.
822 (NUM_BASE_FILES): New.
823 (open_base_files): Create language base files.
825 (get_file_basename): New.
826 (get_base_file_bitmap): New.
827 (get_output_file_with_visibility): Rename from get_output_file.
828 Add more mappings for various C/Objc filenames.
829 (finish_root_table): New.
830 (write_gc_roots): Handle dependencies and scoping properly.
831 * gengtype.h: Add prototypes for new functions.
832 * ggc-common.c (struct deletable_root): Delete.
833 (deletables): Delete.
834 (ggc_add_deletable_root): Delete.
835 (ggc_mark_roots): No need to deal with deleted functionality.
836 * ggc.h (ggc_add_deletable_root): Delete prototype.
837 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
838 (gtype-objc.h): Add rule to create.
839 * objc/config-lang.in (gtfiles): New.
840 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
841 ggc_add_* with GTY markers. Include gtype-objc.h.
842 (ggc_mark_imp_list): Delete.
843 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
844 * objc/objc-lang.c: Random Whitespace Change.
846 * except.h (exception_handler_labels): Delete.
847 (get_exception_handler_labels): New.
848 * except.c (exception_handler_labels): Delete.
849 (struct eh_status): Add exception_handler_labels field.
850 (doing_eh): Don't add exception_handler_labels as root.
851 (free_eh_status): Don't need to free exception_handler_labels.
852 (get_exception_handler_labels): New.
853 (find_exception_handler_labels): Update for move of
854 exception_handler_labels.
855 (remove_exception_handler_label): Likewise.
856 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
857 * jump.c (rebuild_jump_labels): Likewise.
858 * loop.c (find_and_verify_loops): Likewise.
859 * sched-rgn.c (is_cfg_nonregular): Likewise.
861 * gengtype.c (write_gc_structure_fields): Handle variable-length
864 * varasm.c (struct weak_syms): Use GGC, gengtype.
865 (mark_weak_decls): Delete.
866 (weak_decls): Likewise.
867 (add_weak): Likewise.
868 (remove_from_pending_weak_list): Likewise.
869 (init_varasm_once): Likewise.
871 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
872 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
873 stor-layout.c, regclass.c, and lists.c.
874 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
875 gt-regclass.h and gt-lists.h on s-gtype.
876 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
877 * except.c: Use gengtype for roots.
878 * explow.c: Use gengtype for roots. Include gt-explow.h.
879 * expr.h (init_stor_layout_once): Delete prototype.
880 * function.c: Use gengtype for roots.
881 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
882 * gengtype-yacc.y (start): Can also be an externstatic.
883 (externstatic): New production.
884 (struct_fields): Correct array bounds inversion for 2-d arrays.
885 * gengtype.c (variables): New variable.
886 (note_variable): New function.
887 (get_output_file): Include libfuncs.h into gtype-desc.c.
888 (get_output_file_name): New function.
889 (write_gc_structure_fields): Suppress warnings.
890 (write_gc_types): Make static.
891 (put_mangled_filename): New function.
892 (write_gc_roots): New function.
893 (main): Call write_gc_roots.
894 * gengtype.h (note_variable): Prototype.
895 (get_output_file_name): Prototype.
896 (write_gc_types): Delete prototype.
897 * ggc.h: Clean up unnecessary structure predefinitions.
898 (struct ggc_root_tab): Define.
899 (gt_ggc_m_rtx_def): Make function, not macro.
900 (gt_ggc_m_tree_node): Likewise.
901 * libfuncs.h: Use gengtype for roots.
902 * lists.c: Use gengtype for roots. Include gt-lists.h.
903 (init_EXPR_INSN_LIST_cache): Delete.
904 * optabs.c: Use gengtype for roots.
905 (gt_ggc_mp_optab): Delete.
906 * optabs.h: Use gengtype for roots.
907 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
908 * rtl.h: Use gengtype for roots.
909 (init_EXPR_INSN_LIST_cache): Delete prototype.
910 * stor-layout.c: Use gengtype for roots.
911 Include gt-stor-layout.h.
912 (init_stor_layout_once): Delete.
913 * toplev.c: Use gengtype for roots. Delete calls to deleted
915 * tree.c: Use gengtype for roots.
916 * tree.h: Use gengtype for roots.
917 * varasm.c: Use gengtype for roots.
919 * Makefile.in (GTFILES): Add @all_gtfiles@.
920 * configure: Regenerate.
921 * configure.in: Construct all_gtfiles from the gtfiles definitions
923 * gengtype-yacc.y (type): Warn about duplicate structure names.
924 * gengtype.c (get_output_file): Handle .c files in language
927 * Makefile.in (GTFILES): Run gengtype on all the config files
928 and on the target .c file.
929 * except.c (mark_eh_region): Delete.
930 (init_eh_for_function): Use GGC on struct eh_status.
931 (mark_eh_status): Delete.
932 (free_eh_status): Use GGC.
933 (expand_eh_region_start): Use GGC to
934 (collect_eh_region_array): Allocate last_region_number using GGC.
935 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
936 (remove_eh_handler): Let GGC free struct eh_region.
937 (add_call_site): Use GGC to reallocate call_site_record array.
938 * function.c (init_machine_status): Update calling sequence.
939 (mark_machine_status): Likewise.
940 (mark_lang_status): Likewise.
941 (prepare_function_start): Update init_machine_status call.
942 (mark_function_status): Delete.
943 (maybe_mark_struct_function): Delete.
944 (ggc_mark_struct_function): Delete.
945 (gt_ggc_mp_function): New.
946 (gt_ggc_mr_machine_function): New.
947 (gt_ggc_mr_language_function): New.
948 (init_function_once): Use canonical names.
949 * function.h (struct function): Use gengtype.
950 (init_machine_status): Return the structure.
951 (mark_machine_status): Take a 'void *'.
952 (mark_lang_status): Likewise.
953 * ggc-common.c (ggc_mark_trees): Use canonical name for
954 ggc_mark_struct_function.
955 * tree.h (ggc_mark_struct_function): Delete prototype.
956 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
957 (alpha_init_machine_status): Likewise.
958 (override_options): Use canonical name for alpha_mark_machine_status.
959 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
960 * config/arm/arm.h (struct machine_function): Use gengtype.
961 * config/arm/arm.c (arm_mark_machine_status): Delete.
962 (arm_init_machine_status): Update calling sequence.
963 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
964 * config/cris/cris.c (cris_init_machine_status): Update
966 * config/d30v/d30v.h (struct machine_function): Use gengtype.
967 * config/d30v/d30v.c (d30v_init_machine_status): Update
969 (d30v_mark_machine_status): Delete.
970 * config/i386/i386.c: Include gt-i386.h.
971 (struct machine_function): Use gengtype.
972 (ix86_init_machine_status): Update calling sequence.
973 (ix86_mark_machine_status): Delete.
974 (override_options): Use canonical namke for ix86_mark_machine_status.
975 * config/ia64/ia64.h (struct machine_function): Use gengtype.
976 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
978 (ia64_mark_machine_status): Delete.
979 (ia64_override_options): Use canonical name for
980 ia64_mark_machine_status.
981 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
983 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
984 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
985 * gengtype.c (get_output_file): Fix warning.
986 (main): Add prototype to suppress warning.
987 * tree.c: Remove tree_hash_mark prototype.
989 * tree.h (init_stmt): Delete prototype.
990 * toplev.c (lang_independent_init): Don't call init_stmt.
991 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
992 (stmt_obstack): Delete.
993 (POPSTACK): No need to free 'struct nesting'.
994 (gt_ggc_mr_nesting_cond): Use canonical names.
995 (gt_ggc_mr_nesting_loop): Use canonical names.
996 (gt_ggc_mr_nesting_block): Use canonical names.
997 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
998 (mark_stmt_status): Delete.
1000 (clear_last_expr): Clear both last_expr_type and last_expr_value.
1001 Use it everywhere that last_expr_type was cleared.
1002 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
1003 (zap_lists): Delete.
1004 * ggc.h (ggc_add_deletable_root): Prototype.
1005 (mark_stmt_status): Remove prototype.
1006 * ggc-common.c (ggc_add_deletable_root): New.
1007 (ggc_mark_roots): Handle deletable roots.
1008 * function.c (ggc_mark_struct_function): Use canonical name
1009 for mark_stmt_status.
1010 * emit-rtl.c (free_sequence_stack): New.
1011 (start_sequence): Use a freelist for sequences.
1012 (end_sequence): Likewise.
1013 (init_emit_once): Add free_sequence_stack as a deleteable root.
1014 * c-pragma.c Include gt-c-pragma.h.
1015 (struct align_stack): Use gengtype.
1016 (push_alignment): Use GGC for struct align_stack.
1017 (mark_align_stack): Delete.
1018 (gt_ggc_mp_align_stack): New.
1019 (init_pragma): Use canonical name for mark_align_stack.
1020 * c-decl.c: Include gt-c-decl.h.
1021 (struct binding_level): Use gengtype.
1022 (make_binding_level): Use GGC; handle the freelist here.
1023 (pop_binding_level): New.
1024 (pushlevel): Move code into make_binding_level.
1025 (push_label_level): Likewise.
1026 (poplevel): Move code into pop_binding_level.
1027 (pop_label_level): Likewise.
1028 (mark_binding_level): Delete.
1029 (gt_ggc_mp_binding_level): New.
1030 (c_init_decl_processing): Use canonical name for mark_binding_level.
1031 Add free_binding_level as deletable root.
1032 (mark_c_function_context): Use canonical name for mark_binding_level.
1033 * Makefile.in (c-decl.o): Add gt-c-decl.h.
1034 (c-pragma.o): Add gt-c-pragma.h.
1035 (GTFILES): Add c-decl.c and c-pragma.c.
1036 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
1038 * tree.c (struct type_hash): Use gengtype.
1039 (init_obstacks): Use canonical name for type_hash_mark.
1040 (type_hash_mark): Delete.
1042 * rtl.h (struct mem_attrs): Use gengtype.
1043 * optabs.h (struct optab): Use gengtype.
1044 * optabs.c (expand_binop): Squish signed/unsigned warning.
1045 (mark_optab): Make local, use canonical name, use autogenerated
1047 (init_optabs): Use canonical name for mark_optab.
1048 (new_optab): Use GGC to allocate optabs.
1049 * ggc.h: Delete mark_optab prototype.
1050 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
1051 mem_attrs marker procedure.
1052 * gengtype.c (get_output_file): Include headers in gtype-desc.c
1053 explicitly rather than deducing them from file names.
1054 (write_gc_structure_fields): Handle arrays of structures.
1055 (main): Return non-zero exit code if errors occur during output.
1056 * emit-rtl.c (mem_attrs_mark): Delete.
1057 (init_emit_once): Use canonical name for mem_attrs marker procedure.
1058 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
1059 (tree.o): Depend on gt-tree.h.
1060 (GTFILES): Add rtl.h, optabs.h, tree.c.
1061 (gt-tree.h): Add it to s-gtype rule.
1063 * .cvsignore: Ignore gengtype flex/bison generated files.
1064 * Makefile.in (GGC_H): Add gtype-desc.h.
1065 (OBJS): Add gtype-desc.o.
1066 (GEN): Add gengtype.
1067 (STAGESTUFF): Add gengtype.
1068 (varasm.o): Add gt-varasm.h.
1069 (stmt.o): Add gt-stmt.h.
1070 (except.o): Add gt-except.h.
1071 (integrate.o): Add gt-integrate.h.
1073 Add new rules for new files.
1074 * configure: Regenerate.
1075 * configure.in: Correct defaults.h paths.
1076 * emit-rtl.c (mark_sequence_stack): Delete.
1077 (mark_emit_status): Delete.
1078 (start_sequence): Allocate sequence structures using GGC.
1079 (end_sequence): Allocate sequence structures using GGC.
1080 * except.c: Use gengtype for various structures. Include
1082 * expr.c (mark_expr_status): Delete.
1083 * function.c: Use gengtype for various structures. Include
1085 (mark_function_status): Use standard gt_ggc names for marker functions.
1086 (ggc_mark_struct_function): Likewise.
1087 * function.h: Use gengtype for various structures.
1088 * gengtype-lex.l: New file.
1089 * gengtype-yacc.y: New file.
1090 * gengtype.c: New file.
1091 * gengtype.h: New file.
1092 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
1093 the standard names. Remove some now-unnecessary prototypes.
1094 * integrate.c: Use gengtype for various structures. Include
1096 (mark_hard_reg_initial_vals): Delete.
1097 * integrate.h (mark_hard_reg_initial_vals): Delete.
1098 * stmt.c: Use gengtype for various structures. Include
1100 (mark_case_node): Delete.
1101 (mark_goto_fixup): Delete.
1102 (mark_stmt_status): Use standard gt_ggc names for marker functions.
1103 * system.h: Define GTY to empty. In flex/bison files,
1104 don't poison malloc or realloc, instead just define them to
1105 xmalloc and xrealloc.
1106 * varasm.c: Use gengtype for various structures. Include
1107 gt-varasm.h. Use standard gt_ggc names for marker functions.
1108 (mark_pool_constant): Delete.
1109 (mark_varasm_status): Delete.
1110 (decode_rtx_const): #if 0 out non-typesafe hack.
1112 * function.h (free_lang_status): Mark as obsolete.
1113 * function.c (free_lang_status): Mark as obsolete.
1114 * c-decl.c (push_c_function_context): Use GC to allocate and free
1115 struct language_function.
1116 (pop_c_function_context): Likewise.
1117 * c-common.c (mark_c_language_function): Mark struct
1120 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
1121 Document that the machine_function structures must be allocated
1122 using GC. Update mark_machine_status documentation.
1123 * function.h: Don't declare free_machine_status.
1124 * function.c (free_machine_status): Don't define.
1125 (free_after_compilation): Don't call free_machine_status.
1126 (ggc_mark_struct_function): Mark f->machine. Call
1127 mark_machine_status only on non-NULL pointers.
1128 * system.h: Poison free_machine_status.
1129 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
1130 struct machine_function.
1131 (xtensa_free_machine_status): Delete.
1132 (override_options): Don't set free_machine_status.
1133 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1134 free_machine_status.
1135 (rs6000_init_machine_status): Use GC on struct machine_function.
1136 (rs6000_free_machine_status): Delete.
1137 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
1139 (ia64_mark_machine_status): Likewise.
1140 (ia64_free_machine_status): Delete.
1141 (ia64_override_options): Don't set free_machine_status.
1142 * config/i386/i386.c (override_options): Don't set
1143 free_machine_status.
1144 (ix86_init_machine_status): Use GC on struct machine_function.
1145 (ix86_mark_machine_status): Likewise.
1146 (ix86_free_machine_status): Delete.
1147 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
1149 (d30v_mark_machine_status): Likewise.
1150 (d30v_free_machine_status): Delete.
1151 (d30v_init_expanders): Don't set free_machine_status.
1152 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
1154 (arm_init_machine_status): Likewise.
1155 (arm_free_machine_status): Delete.
1156 (arm_init_expanders): Don't set free_machine_status.
1157 * config/alpha/alpha.c (override_options): Don't set
1158 free_machine_status.
1159 (alpha_init_machine_status): Use GC on struct machine_function.
1160 (alpha_mark_machine_status): Likewise.
1161 (alpha_free_machine_status): Delete.
1163 * varasm.c (compare_constant): Fix typo.
1165 * varasm.c: Don't include obstack.h.
1166 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
1167 (struct rtx_const): Give substructures names, improve formatting.
1168 (struct constant_descriptor): Delete.
1169 (struct constant_descriptor_tree): New, based on constant_descriptor.
1170 (const_hash_table): Is a hash table of trees.
1171 (mark_const_hash_entry): Is used for hashes of trees. Mark
1172 constant_descriptor_tree structure.
1173 (mark_const_str_htab_1): Mark deferred_string structure.
1174 (compare_constant): Rewrite to compare trees.
1175 (compare_constant_1): Delete.
1176 (record_constant): Delete.
1177 (record_constant_1): Delete.
1178 (output_constant_def): Use struct constant_descriptor_tree.
1179 Don't duplicate trees twice.
1180 (struct constant_descriptor_rtx): New.
1181 (struct pool_constant): Used for rtx constants.
1182 (init_varasm_status): Update for change to struct varasm_status.
1183 (mark_varasm_status): Likewise.
1184 (free_varasm_status): Delete.
1185 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
1186 (record_constant_rtx): Likewise.
1187 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
1188 (force_const_mem): Likewise.
1189 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
1190 * function.c (free_after_compilation): Don't use free_varasm_status.
1191 * function.h: Don't prototype free_varasm_status.
1193 * ggc-common.c (ggc_realloc): Handle X being NULL.
1195 * ggc-common.c (ggc_realloc): New function.
1196 * ggc.h: Prototype it.
1197 * emit-rtl.c (free_emit_status): Delete.
1198 (init_emit): Allocate emit subarrays using GC.
1199 (gen_reg_rtx): Reallocate subarrays using GC.
1200 (init_emit): Use GC to allocate 'struct emit_status' and its
1202 (mark_emit_status): Mark structure and its subarrays.
1203 * stmt.c (free_stmt_status): Delete.
1204 * expr.c (free_expr_status): Delete.
1205 * function.h: Remove prototypes for deleted functions.
1206 * function.c (free_after_compilation): Don't use deleted functions.
1207 Don't call free() on x_parm_reg_stack_loc.
1208 (free_after_parsing): Don't use free_stmt_status.
1209 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
1210 (mark_function_status): Mark x_parm_reg_stack_loc.
1212 * varasm.c (init_varasm_status): Use GC to allocate
1213 'struct varasm_status' and its fields x_const_rtx_hash_table
1214 and x_const_rtx_sym_hash_table.
1215 (mark_varasm_status): Mark them.
1216 (free_varasm_status): Use GC to free them.
1217 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
1218 (mark_expr_status): Mark the structure itself.
1219 (free_expr_status): Use GC to free the structure.
1220 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
1221 (mark_stmt_status): Mark the 'struct stmt_status' itself.
1222 (init_stmt_for_function): Allocate the structure for GC.
1224 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
1225 (equate_type_number_to_die): Likewise.
1226 * tree.h (TYPE_SYMTAB_DIE): New macro.
1227 (struct die_struct): Predeclare.
1228 (struct tree_type): Add field symtab.die. Add a tag
1229 to the union type of field symtab.
1231 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
1232 'struct rtvec_def *', not 'struct rtvec_def'.
1234 * function.h (original_arg_vector): Make a real rtvec.
1235 * function.c (ggc_mark_struct_function): Adjust.
1236 * integrate.c (expand_inline_function): Adjust.
1238 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
1240 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
1241 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
1242 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
1243 (TARGET_VERSION_CPU): Define according to the
1245 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
1247 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
1248 if TARGET_SHMEDIA64.
1249 (LINK_DEFAULT_CPU_EMUL): Define according to the
1251 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
1252 (SUBTARGET_LINK_SPEC): Define.
1253 (LINK_SPEC): Use SH_LINK_SPEC.
1255 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
1256 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
1257 and TARGET_SHMEDIA64 which abort, for now.
1258 * config/sh/t-netbsd-sh5: New file.
1259 * config/sh/t-netbsd-sh5-32: New file.
1260 * config/sh/t-netbsd-sh5-64: New file.
1262 2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
1263 Richard Henderson <rth@redhat.com>
1265 * config/alpha/alpha.c (reg_or_const_int_operand): New.
1266 (some_operand, input_operand): Accept CONST_VECTOR.
1267 (alpha_extra_constraint): Add 'W'.
1268 (alpha_expand_zap_mask): New.
1269 (alpha_expand_builtin_vector_binop): New.
1270 (enum alpha_builtin): New.
1271 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
1272 (alpha_init_builtins, alpha_expand_builtin): New.
1273 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
1274 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
1275 (PREDICATE_CODES): Update.
1276 * config/alpha/alpha-protos.h: Update.
1277 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
1278 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
1279 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
1280 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
1281 (movv2si, movv2si_fix, movv2si_nofix): New.
1282 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
1283 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
1284 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
1285 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
1286 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
1287 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
1288 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
1289 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
1290 builtin_unpkbw, unpkbw): New.
1291 * doc/extend.texi (Alpha Built-in Functions): New.
1293 2002-06-03 Richard Henderson <rth@redhat.com>
1295 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
1296 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
1298 2002-06-03 Richard Henderson <rth@redhat.com>
1300 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
1302 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
1303 (const0_operand): New.
1304 (reg_or_fp0_operand, fp0_operand): Remove.
1305 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1306 * config/alpha/alpha-protos.h: Update.
1307 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
1308 and fp0_operand with reg_or_0_operand and const0_operand.
1310 2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1312 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
1314 2002-06-03 Roger Sayle <roger@eyesopen.com>
1316 * gcse.c (cprop_jump): Use single_set to get the pattern
1317 from the setcc argument.
1319 2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
1321 * diagnostic.h (diagnostic_count): Move from output_buffer to
1323 (diagnostic_kind_count): Adjust definition.
1325 Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
1327 * except.c (except.c): Do not rebuild CFG.
1328 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
1331 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
1333 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
1334 * toplev.c: Include cfglahout.h
1335 * Makefile.in (toplev.c): Add dependnecy.
1337 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
1339 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
1340 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
1341 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
1343 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
1345 * config/ns32k/netbsd.h: Update copyright years.
1346 (TARGET_OS_CPP_BUILTINS): Define.
1347 (CPP_PREDEFINES): Remove.
1348 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
1349 (TARGET_CPU_CPP_BUILTINS): Define.
1351 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
1353 * emit-rtl.c: Fix formatting.
1354 * errors.h: Likewise.
1355 * except.c: Likewise.
1356 * explow.c: Likewise.
1357 * expmed.c: Likewise.
1361 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
1363 * config/h8300/elf.h: Fix formatting.
1364 * config/h8300/rtems.h: Likewise.
1366 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
1368 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
1370 2002-06-02 Tom Tromey <tromey@redhat.com>
1372 * fixinc/fixincl.x: Rebuilt.
1373 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
1375 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1378 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
1379 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
1383 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
1385 * final.c (final): Allow notes to not have computed addresses;
1386 kill no longer needed STACK_REGS ifdef.
1388 2002-06-02 Richard Henderson <rth@redhat.com>
1390 * gcse.c (bypass_conditional_jumps): Fix typo last change.
1392 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1394 * loop.c (emit_prefetch_instructions): Properly place the address
1397 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
1399 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
1400 (set_block_for_insn): Turn into macro.
1401 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
1402 * cfglayout.c (insn_scopes): Kill.
1403 (scope_to_insns_initialize): Do not use insn_scopes.
1404 (scope_to_insns_finalize): Likewise.
1405 (duplicate_insn_chain): Likewise.
1406 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
1407 * cfgrtl.c (basic_block_for_insn): Kill.
1408 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
1409 (create_basic_block_structure): Use reorder_insns.
1410 (compute_bb_for_insn): Do not use basic_block_for_insn.
1411 (merge_blocks_nomove): Likewise.
1412 (update_bb_for_insn): Likewise.
1413 (verify_flow_info): Likewise.
1414 (set_block_for_insn): Kill.
1415 * combine.c (try_combine): Update gen_rtx_INSN call.
1416 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
1417 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
1419 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
1420 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
1422 (emit_insns_after): Simplify.
1423 (emit_copy_of_insn_after): Copy scope.
1424 * final.c (final_start_function): Lower scopes.
1425 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
1426 * integrate.c (copy_insn_list): Cope scopes.
1427 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
1428 * loop.c (loop_optimize): Do not care block notes.
1429 * print-rtl.c (print_rtx): Print BB.
1430 * recog.c (apply_change_group): Simplify.
1431 * rtl.c (copy_rtx): Handle 'B'.
1432 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
1433 * rtl.h (Field accessors): Update indexes.
1434 * sched-ebb.c (schedule_ebbs): Do not lower notes.
1435 * sched-rgn.c (schedule_insns): Likewise.
1436 * toplev.c (rest_of_compilation): Lower notes.
1437 * unroll.c (unroll_loop): Do not care scoping notes.
1438 (copy_loop_body): Copy scopes.
1440 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1443 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
1445 * rtems.h: Similarly.
1446 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
1447 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1448 (TARGET_CPU_CPP_BUILTINS): Use.
1450 2002-06-02 Richard Henderson <rth@redhat.com>
1452 * alias.c: Include target.h.
1453 (mark_constant_function): Use targetm.binds_local_p instead
1454 of checking TREE_PUBLIC ourselves.
1455 * Makefile.in (alias.o): Add TARGET_H.
1457 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1459 * c-lex.c: Update copyright and file description.
1461 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1463 * config/fr30/fr30.h: Update to new CPP macros.
1465 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1467 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
1469 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1470 Zack Weinberg <zack@codesourcery.com>
1472 * c-common.c (c_common_init): Override cpplib's default
1473 warn_long_long setting.
1474 * c-lex.c (lex_number): Replace with interpret_integer,
1475 interpret_float, narrowest_unsigned_type and
1476 narrowest_signed_type, taking advantage of the new
1477 cpplib functionality.
1478 * cpperror.c (_cpp_begin_message): If a warning is turned
1479 into an error, avoid printing "warning:".
1480 * cppexp.c (cpp_num_sign_extend): New.
1481 * cppinit.c: Update comment.
1482 * cpplib.h (cpp_num_sign_extend): New.
1483 * tree.h: Update comment.
1485 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
1487 * diagnostic.h (struct diagnostic_context): Add new member
1489 (internal_error_function): Remove declaration.
1490 * diagnostic.c (internal_error_function): Remove definition..
1491 (internal_error): Adjust use.
1493 2002-06-02 Richard Henderson <rth@redhat.com>
1495 * rtl.h (CC0_P): New.
1496 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
1497 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
1498 (bypass_block): Save old dest block for dump text.
1499 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
1500 Allow only true SET insns, not single_set.
1502 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
1504 * diagnostic.c (diagnostic_finish): Rename to output_flush.
1505 (clear_disgnostic_info): Rename to output_clear_data. Use false
1506 instead of 0 for boolean value.
1507 Adjust function call throughout.
1509 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
1511 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
1512 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
1514 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1516 * d30v.h (CPP_PREDEFINES): Replace with
1517 (TARGET_CPU_CPP_BUILTINS): New.
1519 2002-06-02 Roger Sayle <roger@eyesopen.com>
1521 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
1523 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
1525 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
1527 2002-06-02 Richard Henderson <rth@redhat.com>
1529 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
1531 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
1533 Support for C++ constructors/destructors.
1534 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
1535 instead of looping if main() returns.
1536 (asm_file_start): Output global symbols that cause .data and .bss
1537 initialization code to be linked in, unconditionally for now.
1538 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
1539 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
1540 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1542 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
1543 (__tablejump__): New.
1544 (__do_copy_data, __do_clear_bss): New.
1545 (__do_global_ctors, __do_global_dtors): New.
1546 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
1549 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1551 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
1552 (CPP_SPEC, CPP_PREDEFINES): Kill.
1553 * c4x/rtems.h (CPP_PREDEFINES): Kill.
1554 (TARGET_OS_CPP_BUILTINS): New.
1556 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
1558 * Makefile.in (tracer.o): New.
1559 * params.def (TRACER_*): New options.
1560 * rtl.h (tracer): Declare.
1561 * timevar.def (TV_TRACER): New.
1562 * toplev.c (dump_file_index): Add DFI_tracer.
1563 (dump_file_info): Add tracer.
1565 (lang_indepdenent_options): Add tracer.
1566 (rest_of_compilation): Call tracer.
1567 * tracer.c: New file.
1568 * invoke.texi (-ftracer): Document.
1569 (--param tracer-*): Document.
1571 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
1573 * tree-inline.c (expand_call_inline): Make the statement
1574 expression we generate have a COMPOUND_STMT.
1576 2002-06-01 Roger Sayle <roger@eyesopen.com>
1578 * gcse.c (cprop_cc0_jump): Function deleted.
1579 (cprop_jump): Take an additional argument which is the possibly
1580 NULL cc setting insn immediately before the conditional jump.
1581 When a MODE_CC set is present, substitute it into the JUMP_INSN
1582 before attempting the constant propagation.
1583 (cprop_insn): Recognize cc setters followed by conditional jumps
1584 as a special case. Use cprop_jump instead of cprop_cc0_jump.
1585 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
1586 (find_bypass_set): New function based upon find_avail_set used by
1587 cprop, but finds constant expressions available at the end of
1589 (bypass_block): New function. Given a basic block that begins
1590 with a conditional jump and multiple incoming edges, perform
1591 the jump bypass optimization.
1592 (bypass_conditional_jumps): New function. Call bypass_block with
1593 each suitable basic block in the CFG using a simple single pass.
1595 2002-06-01 Roger Sayle <roger@eyesopen.com>
1597 * tree.c (real_minus_onep): New function to test for -1.0.
1598 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
1600 2002-06-01 Roger Sayle <roger@eyesopen.com>
1602 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
1603 and "!p && !q" into "(p|q) == 0" under suitable conditions.
1605 2002-06-01 Andreas Jaeger <aj@suse.de>
1607 * cppexp.c (cpp_classify_number): Cast precission to int for
1608 correct printf format.
1610 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
1612 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
1613 expected, but don't really exist: atmega83, atmega85, attiny10.
1614 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
1615 emulations for all devices.
1616 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
1617 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
1619 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
1621 * config/h8300/h8300-protos.h: Add a prototype for
1622 h8300_shift_needs_scratch_p.
1623 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
1624 * config/h8300/h8300.h (OK_FOR_R): New.
1625 (OK_FOR_S): Likewise.
1626 (OK_FOR_T): Likewise.
1627 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
1628 * config/h8300/h8300.md (anonymous shift patterns): Use
1629 constraints R, S, and T.
1631 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1633 * basic-block.h (struct basic_block_def): New field loop_father.
1634 (BB_VISITED): New flag.
1635 (struct loop): New field pred, removed field shared.
1636 (struct loops): New field parray.
1637 (LOOP_EXITS_DOMS): Removed.
1638 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
1639 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
1640 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
1641 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
1642 verify_loop_structure): Declare.
1643 * cfg.c (entry_exit_blocks): Initialize loop_father field.
1644 * cfganal.c (dfs_enumerate_from): New function.
1645 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
1646 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1647 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
1648 flow_loop_dump, flow_loops_dump, flow_loops_free,
1649 flow_loop_tree_node_add, flow_loop_level_compute,
1650 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
1651 flow_loop_outside_edge_p): Modified for new infrastructure.
1652 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
1653 redirect_edge_with_latch_update, flow_loop_free): New static functions.
1654 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
1655 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
1656 find_common_loop, verify_loop_structure, loop_latch_edge,
1657 loop_preheader_edge): New functions.
1658 (flow_loops_cfg_dump): Do not show dominators, as this information
1659 does not remain up to date long.
1660 (flow_loops_find): Store results in new format.
1661 * predict.c (propagate_freq, estimate_probability,
1662 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
1665 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
1667 * except.c (nothrow_function_p): Walk epilogue delay list
1668 checking the insn, not the chain for potential throws.
1670 2002-05-31 Zack Weinberg <zack@codesourcery.com>
1672 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
1673 (install): Refer to install-cpp directly.
1674 (uninstall-cpp): Folded into uninstall rule.
1675 * configure.in: Delete all code relating to --disable-cpp.
1676 * configure: Regenerate.
1677 * config/t-install-cpp: Delete.
1679 2002-05-31 Richard Henderson <rth@redhat.com>
1681 * configure.in (HAVE_AS_TLS): Add alpha tests.
1682 * configure: Rebuild.
1683 * config/alpha/alpha.c (TARGET_AS_TLS): New.
1684 (alpha_tls_size, alpha_tls_size_string): New.
1685 (overide_options): Set it. Always install machine_status hooks.
1686 (input_operand): Accept got tls predicates.
1687 (local_symbol_p): Merge into ...
1688 (local_symbolic_operand): ... here. Reject tls symbols.
1689 (global_symbolic_operand): Likewise.
1690 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
1691 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
1692 (tp16_symbolic_operand, tp32_symbolic_operand): New.
1693 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
1694 (alpha_encode_section_info): Handle TLS symbols.
1695 (alpha_strip_name_encoding): Likewise.
1696 (alpha_legitimate_address_p): Likewise.
1697 (alpha_legitimize_address): Likewise.
1698 (alpha_expand_mov): Early exit to avoid nop moves.
1699 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
1700 (alpha_init_machine_status, alpha_mark_machine_status,
1701 alpha_free_machine_status): Always define.
1702 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
1703 (print_operand, print_operand_address): Add TLS relocs.
1704 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
1705 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
1706 (TARGET_SWITCHES): Add -mtls-kernel.
1707 (alpha_tls_size, alpha_tls_size_string): New.
1708 (TARGET_OPTIONS): Add -mtls-size=.
1709 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1710 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
1711 (ASM_OUTPUT_LABELREF): Skip %.
1712 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
1713 (PREDICATE_CODES): Update.
1714 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
1715 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
1716 UNSPEC_TP, UNSPECV_SET_TP): New.
1717 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
1718 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
1719 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
1720 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
1721 (call_value_osf_2_er): Accept anything as op4.
1722 * config/alpha/alpha-protos.h: Update.
1723 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
1725 2002-05-31 Zack Weinberg <zack@codesourcery.com>
1727 * cppinit.c (append_include_chain): Always pay attention to
1728 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
1731 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
1733 * target.h: Fix formatting.
1734 * timevar.h: Likewise.
1735 * tlink.c: Likewise.
1736 * toplev.c: Likewise.
1737 * toplev.h: Likewise.
1739 * tree-dump.h: Likewise.
1741 * tree-inline.h: Likewise.
1742 * unroll.c: Likewise.
1743 * unwind-dw2.c: Likewise.
1744 * unwind-dw2-fde.c: Likewise.
1745 * unwind-dw2-fde-glibc.c: Likewise.
1746 * unwind-dw2-fde.h: Likewise.
1747 * unwind.h: Likewise.
1748 * unwind-sjlj.c: Likewise.
1749 * varasm.c: Likewise.
1750 * varray.h: Likewise.
1751 * vmsdbg.h: Likewise.
1752 * vmsdbgout.c: Likewise.
1753 * xcoffout.h: Likewise.
1755 2002-05-31 Igor Shevlyakov <igor@microunity.com>
1757 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
1758 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
1760 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
1762 * gcc.c (cpp_unique_options): Remove "-d" options.
1763 (cpp_debug_options): New spec string.
1764 (default_compilers): Use it.
1765 * objc/lang-specs.h: Likewise.
1767 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
1769 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
1770 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
1771 * gcc/mklibgcc.in: Likewise.
1772 * gcc/config/arc/t-arc: Likewise.
1773 * gcc/configure.in: Likewise.
1774 * gcc/configure: Regenerate.
1776 2002-05-31 Stan Shebs <shebs@apple.com>
1777 Turly O'Connor <turly@apple.com>
1779 * c-decl.c (struct binding_level): Change int field n_incomplete
1780 to tree list incomplete_list.
1781 (clear_binding_level): Init field with NULL.
1782 (pushdecl): Add incomplete type to list.
1783 (mark_binding_level): Mark the incomplete list.
1784 (finish_struct): Scan the incomplete list for types instead
1785 of all decls in the current binding level.
1787 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1789 * pa.c (output_millicode_call): Add missing '%' characters.
1790 (output_call): Likewise.
1792 2002-05-31 David Edelsohn <edelsohn@gnu.org>
1794 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
1795 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
1797 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
1799 * varasm.c (mark_constant_pool): Walk epilogue delay list
1800 checking the insn, not the chain for potential constants.
1802 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
1804 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
1806 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
1808 * i386.c (classify_argument): Properly handle base types.
1810 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
1811 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
1814 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1816 * gcse.c (gcse_emit_move_after): New.
1817 (pre_delete, hoist_store): Use it.
1819 * reload1.c (emit_input_reload_insns): Use constrain_operands
1820 instead of constraint_accepts_reg_p to verify optimization.
1821 (constraint_accepts_reg_p): Kill
1823 * reload1.c (reload_cse_delete_noop_set): Kill.
1824 (reload_cse_simplify): use delte_insn_and_edges.
1826 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1828 * cfgloop.c (flow_loops_find): Initialize first and last fields
1831 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
1833 * c-common.c (builtin_define_std): Correct logic.
1835 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1837 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
1838 (output_call): Likewise.
1840 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1842 * pa.c: Move output.h include after tree.h include.
1843 (pa_asm_output_mi_thunk): Constify identifier lab.
1845 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1847 * config/ns32k/ns32k.h: Define named constants for the
1848 bits in target_flags and use them.
1849 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
1851 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1853 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
1854 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
1855 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
1856 default scheduling model.
1857 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
1858 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
1859 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
1860 * doc/install.texi (hppa*-*-*): Document default scheduling.
1862 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1864 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
1866 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1868 * config.gcc (ns32k-*-netbsd*): Set tm_file to
1869 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
1870 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
1871 netbsd.h, or netbsd-aout.h.
1873 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1875 * longlong.h (count_trailing_zeros): Add missing \, and clean up
1876 whitespace in __ns32000__ case.
1878 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
1880 * expr.c (expand_expr): Output partially zeroed out vectors with
1881 output_constant_def.
1883 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
1885 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
1887 (shl*-*-netbsdelf*): New targets.
1888 * config/sh/netbsd-elf.h: New file.
1889 * config/sh/t-netbsd: New file.
1891 2002-05-30 Richard Henderson <rth@redhat.com>
1892 Eric Botcazou <ebotcazou@multimania.com>
1894 PR optimization/6822
1895 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
1896 to unsigned int for op1 comparisons. Use gen_int_mode.
1898 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
1900 * expmed.c (const_mult_add_overflow_p): New.
1901 * expr.h: Declare it.
1902 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
1903 Don't eliminate the biv if the giv has a constant multiplier and
1904 the rhs argument of the comparison does satisfy the predicate.
1905 Use expand_mult_add to compute the replacement constant.
1907 2002-05-30 Osku Salerma <osku@iki.fi>
1909 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
1910 (c_common_get_alias_set): Handle it.
1911 * doc/extend.texi: Document it.
1913 2002-05-30 Richard Henderson <rth@redhat.com>
1915 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
1916 * toplev.c (process_options): Don't check it.
1917 * doc/tm.texi: Don't document it.
1918 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
1919 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
1920 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
1921 frame pointer optimization if current_function_profile.
1923 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
1925 * langhooks.c: Fix formatting.
1926 * langhooks.h: Likewise.
1928 * libgcc2.c: Likewise.
1929 * lists.c: Likewise.
1930 * local-alloc.c: Likewise.
1934 2002-05-30 Marc Espie <espie@openbsd.org>
1936 * config.gcc (sparc64-*-openbsd*): New.
1937 * config/sparc/openbsd1-64.h: New.
1938 * config/sparc/openbsd64.h: New.
1940 2002-05-30 Jeff Law <law@redhat.com>
1942 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
1943 a dead insn with a REG_RETVAL note when the entire libcall is not
1944 dead and remove the associated REG_LIBCALL note at the same time.
1946 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
1948 * lcm.c (output.h): #include.
1949 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
1950 as an ordinary block.
1951 (optimize_mode_switching): Don't pretend that the exit block is
1952 an ordinary block, or handle sucessors of entry block specially.
1953 Instead, split edges from entry block and to exit block, and
1954 put a computing definition on the thus gained post-entry-block,
1955 and a need on the pre-exit-block.
1957 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
1959 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
1960 * rtl.texi: Document 'B'
1962 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
1964 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
1966 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
1968 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
1970 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1971 const0_rtx instead of NULL_RTX when in error.
1972 (altivec_expand_abs_builtin): Same.
1973 (rs6000_expand_binop_builtin): Same.
1974 (altivec_expand_predicate_builtin): Same.
1975 (altivec_expand_stv_builtin): Same.
1976 (rs6000_expand_ternop_builtin): Same.
1977 (altivec_expand_builtin): Same.
1979 2002-05-29 David S. Miller <davem@redhat.com>
1981 * rtl.h (clear_emit_caches): Delete.
1982 * integrate.c (output_inline_function): Don't call it.
1983 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
1984 (clear_emit_caches): Delete definition.
1985 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
1987 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
1989 * config/mmix/mmix.c: Include real.h.
1990 (mmix_constant_address_p): Remove redundant test before switch.
1992 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
1994 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
1995 only if not already defined.
1997 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
1999 * config/h8300/h8300-protos.h: Remove prototypes for
2000 ok_for_bclr and small_power_of_two.
2001 * config/h8300/h8300.c (small_power_of_two): Remove.
2002 (ok_for_blcr): Likewise.
2003 (fix_bit_operand): Make WHAT deal with an integer instead of a
2004 constraint character.
2005 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
2006 (CONST_OK_FOR_P): Likewise.
2007 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
2008 CONST_OK_FOR_P any more.
2009 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
2014 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2016 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2017 (CPP_PREDEFINES): Make sure this is undefined.
2018 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
2019 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
2020 or -U__MIPSEB__ before defining one or the other. Instead,
2021 use %(subtarget_endian_default) if neither -EB nor -EL are
2023 (SUBTARGET_EXTRA_SPECS): Define.
2024 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
2027 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
2029 * doc/md.texi (Patterns): Note pattern condition pitfall
2032 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
2034 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
2035 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
2036 ternary operations from here...
2037 (rs6000_expand_builtin): ...to here.
2038 New argument expandedp.
2039 Change all instances of altivec_expand_binop_builtin to
2040 rs6000_expand_binop_builtin.
2041 (altivec_expand_unop_builtin): Rename to
2042 rs6000_expand_unop_builtin.
2043 (altivec_expand_binop_builtin): Rename to
2044 rs6000_expand_binop_builtin.
2045 (altivec_expand_ternop_builtin): Rename to
2046 rs6000_expand_ternop_builtin.
2048 2002-05-29 Richard Henderson <rth@redhat.com>
2050 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
2051 (TARGET_BI_ARCH): Likewise.
2052 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
2053 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
2054 (TARGET_64BIT_DEFAULT): Default to 0.
2055 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
2057 2002-05-29 Richard Henderson <rth@redhat.com>
2059 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
2060 (get_pc_thunk_name): New.
2061 (output_set_got): Use it.
2062 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
2063 into linkonce sections.
2065 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2067 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2068 (CPP_PREDEFINES): Make sure this is undefined.
2069 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
2070 (CPP_SUBTARGET_SPEC): Don't provide different versions for
2071 default-32 and default-64. Just always use %(netbsd_cpp_spec).
2072 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
2073 cpp_subtarget_spec64. Add netbsd_cpp_spec.
2074 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2075 (CPP_PREDEFINES): Make sure this is undefined.
2076 (SUBTARGET_EXTRA_SPECS): Define.
2077 (CPP_SPEC): Use %(netbsd_cpp_spec).
2079 2002-05-29 Jeff Law <law@redhat.com>
2081 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
2083 * flow.c (propagate_one_insn): Do not remove a dead insn if it
2084 contains a REG_RETVAL note.
2086 * haifa-sched (sched_analyze): Remove another useless clearing
2087 of SCHED_GROUP_P I missed yesterday.
2089 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
2090 * pa.c (pa_asm_output_mi_thunk): New function.
2091 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
2093 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2094 Marek Michalkiewicz <marekm@amelek.gda.pl>
2096 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
2097 (avr_asm_only_p): Make non-static.
2098 (enum avr_arch): Remove.
2099 (avr_arch_types): New.
2100 (avr_mcu_types): Update.
2101 (avr_override_options): Use avr_arch_types table instead of switch.
2102 * avr.h (CPP_PREDEFINES): Die.
2103 (avr_base_arch_macro, avr_extra_arch_macro): New.
2104 (TARGET_CPU_CPP_BUILTINS): New.
2105 (CPP_SPEC, EXTRA_SPECS): Simplify.
2106 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
2107 CPP_AVR5_SPEC): Die.
2109 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2111 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2112 NETBSD_OS_CPP_BUILTINS_AOUT.
2113 (SUBTARGET_EXTRA_SPECS): Define.
2114 (CPP_SPEC): Use %(netbsd_cpp_spec).
2116 2002-05-29 Richard Henderson <rth@redhat.com>
2118 * config/i386/i386.c (ix86_output_function_epilogue): New.
2119 (TARGET_ASM_FUNCTION_EPILOGUE): New.
2120 (pic_label_name): Remove.
2121 (pic_labels_used): New.
2122 (ix86_asm_file_end): Emit one pc load stub for each register used.
2123 (output_set_got): Generate deep pc load to any register.
2124 (ix86_select_alt_pic_regnum): New.
2125 (ix86_save_reg): Don't save pic register if we can find a valid
2126 call-clobbered replacement.
2127 (ix86_expand_prologue): If we found a valid replacement, renumber
2128 pic_offset_table_rtx.
2129 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
2130 pic_offset_table_rtx after reload.
2131 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
2132 * config/i386/i386.md (set_got): Make insn, not expander.
2133 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
2135 2002-05-29 Richard Henderson <rth@redhat.com>
2137 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
2138 alignment for alloca.
2140 2002-05-29 Richard Henderson <rth@redhat.com>
2142 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
2143 (print_operand_address): Only add rip for symbolic addresses
2144 for which we do not have another relocation type.
2146 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2148 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2149 (EXTRA_SPECS): Add netbsd_cpp_spec.
2150 (CPP_SPEC): Use %(netbsd_cpp_spec).
2151 (CPP_PREDEFINES): Remove.
2152 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2153 (EXTRA_SPECS): Define.
2154 (CPP_SPEC): Use %(netbsd_cpp_spec).
2155 (CPP_PREDEFINES): Remove.
2157 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2159 PR preprocessor/6844
2160 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
2163 2002-05-29 Eric Christopher <echristo@redhat.com>
2165 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
2166 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
2168 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
2170 * config/fr30/fr30.md: Remove previous restriction on splits.
2171 Enforce conformance through gen_lowpart and cont_int_operand.
2172 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
2173 as the assembler does not support ".bss".
2175 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2177 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2178 (CPP_PREDEFINES): Remove.
2179 (SUBTARGET_EXTRA_SPECS): Define.
2180 (CPP_SPEC): Use %(netbsd_cpp_spec).
2181 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2182 (CPP_PREDEFINES): Remove.
2183 (SUBTARGET_EXTRA_SPECS): Define.
2184 (CPP_SPEC): Use %(netbsd_cpp_spec).
2185 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
2186 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
2187 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
2188 Add netbsd_cpp_spec.
2189 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
2191 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2192 Zack Weinberg <zack@codesourcery.com>
2194 * cppexp.c (cpp_num): Move to cpplib.h.
2195 (CPP_ERROR): Remove.
2196 (interpret_float_suffix, interpret_int_suffix): New.
2197 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
2198 (cpp_classify_number, cpp_interpret_integer): New.
2199 (interpret_number): Remove.
2200 (eval_token): Update to use new routines.
2201 * cpphash.h (cpp_num_part): Move to cpplib.h.
2202 * cppinit.c (cpp_post_options): Set warn_long_long.
2203 * cpplib.h (struct cpp_options): Add warn_long_long.
2204 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
2205 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
2206 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
2207 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
2208 cpp_interpret_integer): New.
2210 2002-05-29 Joel Sherrill <joel@OARcorp.com>
2212 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
2214 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2216 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2217 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
2218 (CPP_SUBTARGET_SPEC): Define.
2219 (SUBTARGET_EXTRA_SPECS): Define.
2222 2002-05-29 Chris Lattner <sabre@nondot.org>
2224 * ssa.c (rename_insn_1): Rename uses of undefined registers to
2225 prevent confusion if/when the register is defined.
2227 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
2230 * config/cris/cris.md: Fix typos and thinkos in comments.
2231 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
2233 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
2234 ("*mov_sideqi_mem"): Similar, but for operand 3.
2235 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
2236 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
2237 Remove spurious mode specifier on operand 2.
2239 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
2241 * config/h8300/h8300-protos.h: Remove the prototype for
2243 Add prototypes for single_one_operand and single_zero_operand.
2244 * config/h8300/h8300.c (o_operand): Remove.
2245 (single_one_operand): New.
2246 (single_zero_operand): Likewise.
2247 (print_operand): For 'V' operand, and the operand with 0xff.
2248 For 'V' and 'W' operands, do not and the bit position with 7.
2249 * config/h8300/h8300.md (various anonymous patterns): Replace
2250 use of exact_log2 with single_one_operand/single_zero_operand.
2252 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
2254 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2256 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
2258 * config/s390/s390.c (legitimate_pic_operand_p): Do not
2259 accept symbolic LARL operands.
2260 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
2263 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
2265 * config/s390/s390.md (cmpstr_64/31): Mark whole
2266 input registers as used.
2268 2002-05-28 Richard Henderson <rth@redhat.com>
2270 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
2271 not current_function_uses_pic_offset_table and
2272 current_function_uses_const_pool; examine current_function_profile.
2273 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
2274 input to blockage if needed.
2275 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
2276 (legitimize_pic_address): Likewise. Set regs_ever_live for
2277 pic_offset_table_rtx when invoked during reload.
2278 * config/i386/i386.h (FINALIZE_PIC): Remove.
2279 * config/i386/i386.md (tablejump): Reformat. Do not set
2280 current_function_uses_pic_offset_table.
2281 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
2282 (blockage): Accept anything as operand 0.
2284 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
2286 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
2287 common CPP built-ins for all NetBSD a.out targets.
2288 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
2289 common CPP built-ins for all NetBSD ELF targets.
2290 * config/netbsd.h: Add missing notice.
2291 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
2292 for all NetBSD targets.
2293 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
2294 for all NetBSD targets using an LP64 code model.
2295 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
2298 2002-05-28 Richard Henderson <rth@redhat.com>
2300 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
2301 update if UPDATE_LIFE_LOCAL.
2303 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2305 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
2307 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
2308 Jason R. Thorpe <thorpej@wasabisystems.com>
2310 config/sh reorganization to factor out endianness and coff:
2312 * config/sh/little.h: New file.
2313 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
2314 defined, define to 0 to select big-endian.
2315 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
2316 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2317 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2318 * config/sh/t-be: New file.
2319 * config/sh/t-le: New file.
2321 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
2322 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
2323 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
2324 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
2325 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2326 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
2327 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
2328 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
2329 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
2330 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
2331 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
2332 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
2333 (LINK_SPEC): Define to SH_LINK_SPEC.
2334 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
2335 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
2336 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
2337 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
2338 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
2339 * config/sh/coff.h: New file.
2340 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
2341 (TARGET_OBJFMT_CPP_BUILTINS): Define.
2342 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
2343 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
2344 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
2345 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
2346 (PTRDIFF_TYPE): Likewise.
2347 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
2348 (CPP_PREDEFINES): Don't define.
2349 (TARGET_OBJFMT_CPP_BUILTINS): Define.
2350 (LINK_SPEC): Define to SH_LINK_SPEC.
2351 (LINK_EMUL_PREFIX): Redefine.
2352 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
2353 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
2354 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
2355 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
2356 (TARGET_OS_CPP_BUILTINS): Define.
2357 (TARGET_DEFAULT): Redefine.
2358 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
2359 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
2360 (LINK_SPEC): Don't redefine.
2361 (LINK_DEFAULT_CPU_EMUL): Redefine.
2362 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2363 * sh.c (sh_asm_named_section): Don't declare / define.
2364 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
2365 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
2366 (sh64-*-elf* tm_file): Likewise.
2367 (sh-*-rtemself* tm_file): Likewise.
2368 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
2369 (sh-*-linux* tmake_file): Add sh/t-le.
2370 (sh-*-rtems* tm_file): Add sh/coff.h
2371 (sh-*-* tm_file): Likewise.
2373 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
2375 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
2376 CONSTANT_POOL_ADDRESS_P.
2378 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
2380 2002-05-28 David Edelsohn <edelsohn@gnu.org>
2381 Jeff Law <law@redhat.com>
2383 * optabs.c (expand_binop): Fix nwords sign warnings.
2384 generate pseudo for add_optab.
2386 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
2387 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
2389 2002-05-28 Marc Espie <espie@openbsd.org>
2391 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
2392 inherited from gas.h.
2393 (ASM_QUAD): Undef. OpenBSD does not support it.
2395 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
2397 * doc/install.texi (binaries): Change mingw binaries
2398 link to www.mingw.org.
2400 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2402 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
2404 2002-05-28 Richard Henderson <rth@redhat.com>
2406 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
2407 bottom alignment for leaf functions.
2409 2002-05-28 Zack Weinberg <zack@codesourcery.com>
2411 * config/pa/milli32.S, config/pa/lib1funcs.asm,
2412 config/sparc/sol2-g1.asm: Delete unused files.
2414 2002-05-28 Richard Henderson <rth@redhat.com>
2416 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
2418 * flow.c (calculate_global_regs_live): Rename call_used to
2419 invalidated_by_call. Initialize from regs_invalidated_by_call
2420 instead of call_used_regs.
2422 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
2425 2002-05-28 Zack Weinberg <zack@codesourcery.com>
2427 * tree.h: Don't include real.h.
2428 Forward-declare struct realvaluetype.
2429 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
2431 (TREE_REAL_CST_PTR): New accessor.
2432 (TREE_REAL_CST): Update.
2433 * real.h: Include machmode.h.
2434 (realvaluetype): Make it struct realvaluetype, not a typedef.
2435 (build_real): Prototype here.
2437 * tree.c: Include real.h.
2438 (build_real): Allocate the REAL_VALUE_TYPE as a separate
2439 object in GC memory, set TREE_REAL_CST_PTR to point to it.
2440 (build_real_from_int_cst): Use build_real.
2441 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
2444 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
2445 fold-const.c, print-tree.c, real.c: Include real.h.
2446 * Makefile.in: Update dependency lists.
2448 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2450 * basic-block.h (last_basic_block): Declare.
2451 (expunge_block_nocompact): Declaration removed.
2452 (compact_blocks): Declare.
2453 * cfg.c (last_basic_block): New variable.
2454 (expunge_block_nocompact): Removed.
2455 (expunge_block): Do not compact basic blocks.
2456 (compact_blocks): New.
2457 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
2459 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
2461 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
2462 real positions of blocks.
2463 (delete_unreachable_blocks): Simplified -- quadratic behavior now
2465 (cleanup_cfg): Compact blocks.
2466 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
2467 basic_block_info varray.
2468 (flow_delete_block): Comment update.
2469 (back_edge_of_syntactic_loop_p): Modify position check code.
2470 (verify_flow_info): Update checking.
2471 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
2472 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2473 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
2474 indices no longer change.
2475 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
2477 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
2478 * profile.c (branch_prob): Compact blocks.
2479 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
2482 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
2484 * config/h8300/h8300.md (two anonymous patterns): New.
2486 2002-05-28 David S. Miller <davem@redhat.com>
2488 * config/sparc/sparc.md (cpu): Tidy.
2489 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
2491 (in_call_delay): Delete reference to 'return' type.
2492 (eligible_for_return_delay, in_return_delay, define_delay
2493 referencing those): Delete.
2494 (rest of file): Use new type attributes as appropriate.
2495 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
2496 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
2497 * config/sparc/ultra1_2.md (us1_single): New reservation.
2498 (us1_ialuX): Likewise.
2499 * config/sparc/ultra3.md (us3_single): Likewise.
2500 (us3_ialuX): Likewise.
2501 (us3_imul, us3_idiv): Tweak.
2503 2002-05-28 Richard Henderson <rth@redhat.com>
2505 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
2508 2002-05-28 Richard Henderson <rth@redhat.com>
2510 * config.gcc: Obsolete mn10200.
2512 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
2514 * cppexp.c (interpret_number): Optimize for single-digit
2515 and less-than-half-precision cases.
2516 (num_trim, num_positive, num_div_op): Cast constants.
2518 2002-05-27 Bo Thorsen <bo@suse.de>
2520 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
2521 3.1 branch. The file was made by Jakub Jelinek.
2522 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
2523 support so multilib doesn't break. And don't define this at all
2524 when -Dinhibit_libc is used.
2525 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
2526 * config/i386/t-linux64: Implement full multilib support. Patch
2527 originally done by Andreas Jaeger and Jakub Jelinek.
2529 2002-05-27 Roger Sayle <roger@eyesopen.com>
2531 * c-common.c: Add support for __attribute__((nothrow)) to specify
2532 that a function cannot throw an exception (using TREE_NOTHROW).
2533 (handle_nothrow_attribute): New function to process this attribute.
2535 * doc/extend.texi: Document the new nothrow function attribute.
2537 2002-05-27 H.J. Lu (hjl@gnu.org)
2539 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
2540 (num_positive): Likewise.
2541 (num_div_op): Likewise.
2543 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2545 * c-common.c (c_common_init): Always use intmax_t.
2547 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2549 * c-common.c (c_common_init): Use intmax_t for now.
2551 2002-05-24 Andrew Haley <aph@redhat.com>
2553 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
2554 if T is a boolean type.
2556 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2558 * basic-block.h (last_basic_block): Defined as synonym for
2560 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
2561 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2562 flow_dfs_compute_reverse_init): Replaced relevant occurences of
2563 n_basic_blocks with last_basic_block.
2564 * cfgbuild.c (make_edges): Likewise.
2565 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
2566 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
2567 * combine.c (combine_instructions): Likewise.
2568 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
2569 iterative_dataflow_bitmap): Likewise.
2570 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2571 calc_idoms, idoms_to_doms): Likewise.
2572 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
2574 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
2575 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
2576 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
2577 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
2578 delete_null_pointer_checks, compute_code_hoist_vbeinout,
2579 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2580 compute_store_table, build_store_vectors): Likewise.
2581 * haifa-sched.c (sched_init): Likewise.
2582 * ifcvt.c (if_convert): Likewise.
2583 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
2584 pre_edge_lcm, compute_available, compute_nearerout,
2585 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
2587 * predict.c (estimate_probability, process_note_prediction,
2588 note_prediction_to_br_prob): Likewise.
2589 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
2590 * recog.c (split_all_insns, peephole2_optimize): Likewise.
2591 * regrename.c (copyprop_hardreg_forward): Likewise.
2592 * resource.c (init_resource_info): Likewise.
2593 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
2594 init_regions, schedule_insns): Likewise.
2595 * ssa-ccp.c (ssa_const_prop): Likewise.
2596 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2597 * ssa.c (compute_dominance_frontiers,
2598 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
2600 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
2601 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
2604 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2606 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
2608 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
2609 hoist_insn_after, hoist_insn_to_edge): New.
2611 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
2613 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
2614 (PROP_FINAL): Include.
2615 * flow.c (life_analysis, update_life_info,
2616 init_propagate_block_info, mark_set_1, mark_used_rgs):
2617 Support SCAN_DEAD_STORE.
2619 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2621 * c-common.c (c_common_init): Set CPP arithmetic precision.
2622 * cppexp.c (cpp_num_part): Move typedef ...
2623 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
2624 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
2625 (sanity_checks): Update.
2627 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
2629 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
2630 (mkheaders): New rule.
2631 (install-mkheaders): New rule.
2632 * configure.in (all_outputs): Add mkheaders.
2633 * configure: Regenerate.
2634 * mkheaders.in: New file.
2636 2002-05-26 Jakub Jelinek <jakub@redhat.com>
2638 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
2640 2002-05-26 Andreas Jaeger <aj@suse.de>
2642 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
2644 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
2646 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
2647 right_shift): Remove.
2648 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
2650 (struct op): Use cpp_num.
2651 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
2652 num_part_mul, num_unary_op, num_binary_op, num_negate,
2653 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
2654 num_div_op, num_lshift, num_rshift, append_digit): New.
2655 (interpret_number, parse_defined, eval_token, reduce): Update
2656 for two-integer arithmetic.
2657 (binary_handler): New typedef.
2659 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
2660 (_cpp_parse_expr, reduce): Update to handle two-integers.
2661 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
2663 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2665 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
2666 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
2667 branch insn into account, do not assume 1.
2668 (avr_out_sbxx_branch): New function. Optimize cases of skipping
2669 over single word insn. Handle upper half of I/O space too.
2670 * config/avr/avr.md (*sbrx_branch): Use it.
2671 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
2672 (*sbix_branch, *sbix_branch_bit7): Likewise.
2673 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
2674 Use RTL peepholes to optimize register operand sign tests.
2676 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2678 * config/avr/avr.c (avr_asm_only_p): New variable.
2679 (avr_override_options): Set it here if AVR1.
2680 (asm_file_start): Test it here, report an error if set.
2682 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
2684 * alias.c: Fix formatting.
2685 * attribs.c: Likewise.
2686 * bb-reorder.c: Likewise.
2687 * bitmap.c: Likewise.
2688 * bitmap.h: Likewise.
2689 * builtins.c: Likewise.
2691 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
2693 * reload.c (find_valid_class): Accept new argument DEST,
2694 choose class accordingly.
2695 (push_reload): Update callers.
2697 2002-05-26 Andreas Jaeger <aj@suse.de>
2699 * combine.c (combine_instructions): Do not indent #if for
2702 2002-05-25 Richard Henderson <rth@redhat.com>
2704 * c-pragma.c (apply_pragma_weak): Convert value identifier to
2705 string for decl_attributes.
2706 (handle_pragma_weak): Call assemble_alias if we're modifying
2709 2002-05-25 Richard Henderson <rth@redhat.com>
2712 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
2713 using rtl instead of fprintf.
2714 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
2715 * config/sparc/sparc-protos.h: Update.
2717 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2719 * Makefile.in (C_COMMON_H): Fix.
2720 Update other targets.
2721 * c-common.c: Don't include c-lex.h.
2722 (builtin_define_with_value): Make static and prototype.
2723 (builtin_define_std): Move from c-lex.h.
2724 * c-common.h (init_c_lex): Move from c-lex.h.
2725 * c-decl.c: Don't include c-lex.h.
2726 (make_pointer_declarator): Move from c-parse.in.
2727 * c-lex.c: Don't include c-lex.h.
2729 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
2730 (make_pointer_declarator): Move to c-decl.c.
2731 * c-pragma.c: Don't include c-lex.h.
2732 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
2733 * c-tree.h (make_pointer_declarator): New.
2735 * passes.texi, tm.texi: Update.
2737 * Make-lang.in: Update and correct.
2738 * objc-act.c: Don't include c-lex.h or cpplib.h.
2740 * treetree.c: Don't include c-lex.h.
2742 * darwin-c.c: Don't include c-lex.h.
2743 * c4x/c4x-c.c: Don't include c-lex.h.
2744 * c4x/t-c4x: Update.
2745 * i370/i370-c.c: Don't include c-lex.h.
2746 * i370/t-i370: Update.
2747 * i960/i960-c.c: Don't include c-lex.h.
2748 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
2749 * i960/t-960bare: Update.
2750 * i960/t-vxworks: Update.
2751 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
2752 * rs6000/t-darwin: Update.
2753 * rs6000/t-rs6000-c-rule: Update.
2754 * v850/v850-c.c: Don't include c-lex.h.
2755 * v850/v850.c: Don't include c-lex.h or cpplib.h.
2758 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
2760 * tree.def: Fix typos.
2761 * doc/install.texi: Likewise.
2763 2002-05-25 Richard Henderson <rth@redhat.com>
2765 * configure.in (HAVE_AS_TLS): Add ia64 test.
2766 * configure: Rebuild.
2767 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
2768 (override_options): Set it.
2769 (TARGET_HAVE_TLS): New.
2770 (sdata_symbolic_operand): Look for 's'.
2771 (tls_symbolic_operand): New.
2772 (ia64_expand_load_address): Abort for tls symbols.
2773 (gen_tls_get_addr): New.
2774 (gen_thread_pointer): New.
2775 (ia64_expand_move): Split out from movdi. Handle tls symbols.
2776 (rtx_needs_barrier): Add new unspecs.
2777 (ia64_encode_section_info): Handle tls symbols.
2778 (ia64_strip_name_encoding): Strip two encoding chars.
2779 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
2780 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
2781 (TARGET_OPTIONS): Add tls-size.
2782 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
2783 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
2784 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
2785 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
2786 (movsf, movdf): Likewise.
2787 (movdi_symbolic): Use match_scratch. Don't split if we won't
2788 have a scratch availiable.
2789 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
2790 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
2791 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
2792 * config/ia64/ia64-protos.h: Update.
2793 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2794 sdata_symbolic_operand.
2795 (ASM_OUTPUT_LABELREF): Strip two characters.
2797 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
2799 * combine.c (simplify_set): Remove an unnecessary subreg.
2801 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
2803 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
2805 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
2807 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
2809 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
2811 2002-05-25 Roger Sayle <roger@eyesopen.com>
2813 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
2814 (cond (compare x y) 0) into the equivalent (cond x y).
2816 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
2818 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
2820 2002-05-24 Zack Weinberg <zack@codesourcery.com>
2822 * config.gcc: Remove all stanzas for previously obsoleted
2823 systems. Where necessary, add explicit error stanzas to
2824 prevent removed systems from being misidentified as something
2825 else. Begin a fresh obsoletions list, with the systems that
2826 were reprieved last round.
2827 * doc/install.texi: Remove all mention of dead targets.
2828 * fixinc/mkfixinc.sh: Likewise.
2830 * config/arm/arm.h: Bit 31 of target_flags is no longer
2833 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
2834 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
2835 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
2836 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
2837 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
2838 config/alpha/osf12.h, config/alpha/osf2or3.h,
2839 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
2840 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
2841 config/clipper/clipper-protos.h, config/clipper/clipper.c,
2842 config/clipper/clipper.h, config/clipper/clipper.md,
2843 config/clipper/clix.h, config/convex/convex-protos.h,
2844 config/convex/convex.c, config/convex/convex.h,
2845 config/convex/convex.md, config/convex/fixinc.convex,
2846 config/convex/proto.h, config/elxsi/elxsi-protos.h,
2847 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
2848 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
2849 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
2850 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
2851 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
2852 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
2853 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
2854 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
2855 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
2856 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
2857 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
2858 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
2859 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
2860 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
2861 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
2862 config/m68k/altos3068.h, config/m68k/apollo68.h,
2863 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
2864 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
2865 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
2866 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
2867 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
2868 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
2869 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
2870 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
2871 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
2872 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
2873 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
2874 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
2875 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
2876 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
2877 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
2878 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
2879 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
2880 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
2881 config/mips/dec-osf1.h, config/mips/elflorion.h,
2882 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
2883 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
2884 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
2885 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
2886 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
2887 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
2888 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
2889 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
2890 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
2891 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
2892 config/ns32k/sequent.h, config/ns32k/tek6000.h,
2893 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
2894 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
2895 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
2896 config/sparc/rtems.h, config/we32k/we32k-protos.h,
2897 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
2900 2002-05-24 Richard Henderson <rth@redhat.com>
2902 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
2903 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
2904 * config/i386/i386.c (tls_model_chars): Add leading space.
2905 (tls_symbolic_operand): Don't bias by 1.
2906 (legitimize_address): Don't unbias by 1.
2908 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2910 * lcm.c (optimize_mode_switching): Change bb used as indices
2913 2002-05-24 Richard Henderson <rth@redhat.com>
2915 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
2916 of update_life_info_in_dirty_blocks.
2918 2002-05-24 Jakub Jelinek <jakub@redhat.com>
2921 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
2923 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
2925 PR preprocessor/6780
2926 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
2928 2002-05-24 Jim Blandy <jimb@redhat.com>
2930 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
2931 entry with a type code of zero, marking the end of the compilation
2934 2002-05-24 Richard Henderson <rth@redhat.com>
2936 * varasm.c (asm_output_bss): Always output one byte.
2937 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
2939 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
2941 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
2944 2002-05-24 Andreas Jaeger <aj@suse.de>
2946 * ggc-page.c (alloc_page): Cast variables of type size_t to
2947 unsigned long, adjust printf format string.
2948 (ggc_alloc): Likewise.
2949 (ggc_print_statistics): Likewise.
2950 (ggc_print_statistics): Correct printf format string for SCALE to
2953 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
2955 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
2957 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
2958 Zack Weinberg <zack@codesourcery.com>
2960 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
2962 * dwarf2out.c (lookup_filename): Properly quote filename in .file
2963 directive in assembly file.
2964 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
2965 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
2966 * config/pj/pj.h (ASM_FILE_START): Likewise.
2967 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
2968 * config/avr/avr.c (asm_file_end): Likewise.
2969 * toplev.c (output_quoted_string): Handle possibly signed plain
2971 * toplev.h (output_clean_symbol_name): Declare
2972 * toplev.c (output_clean_symbol_name): Define.
2973 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
2974 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
2976 2002-05-24 Alan Modra <amodra@bigpond.net.au>
2978 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
2980 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
2982 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
2983 of size of unsigned.
2985 2002-05-23 Richard Henderson <rth@redhat.com>
2987 * configure.in (HAVE_AS_TLS): New test.
2988 * config.in, configure: Rebuild.
2989 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
2990 (ix86_tls_dialect_string, ix86_tls_dialect): New.
2991 (override_options): Set it.
2992 (tls_model_chars, tls_symbolic_operand): New.
2993 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
2994 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
2995 (local_exec_symbolic_operand): New.
2996 (get_pic_label_name): Merge into output_set_got.
2997 (ix86_asm_file_end): Emit pic_label_name if defined.
2998 (legitimate_constant_p, constant_address_p): New.
2999 (legitimate_pic_operand_p): New.
3000 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
3001 (legitimate_address_p): Likewise.
3002 (ix86_encode_section_info): Rename from i386_; handle tls decls.
3003 (ix86_strip_name_encoding): New.
3004 (get_thread_pointer): New.
3005 (legitimize_address): Handle tls symbols.
3006 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
3008 (struct machine_function): Add some_ld_name.
3009 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
3010 (print_operand) [&]: Use it. Handle UNSPEC_TP.
3011 (output_addr_const_extra): New.
3012 (maybe_get_pool_constant): New.
3013 (ix86_split_to_parts): Use it.
3014 (ix86_expand_move): Handle tls symbols.
3015 (ix86_tls_get_addr): New.
3016 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
3017 (TARGET_OPTIONS): Add tls-dialect.
3018 (CONSTANT_ADDRESS_P): Use new out-of-line function.
3019 (LEGITIMATE_CONSTANT_P): Likewise.
3020 (LEGITIMATE_PIC_OPERAND_P): Likewise.
3021 (TARGET_STRIP_NAME_ENCODING): New.
3022 (ASM_OUTPUT_LABELREF): New.
3023 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
3024 (OUTPUT_ADDR_CONST_EXTRA): New.
3025 (PREDICATE_CODES): Update.
3026 (ix86_tls_dialect, ix86_tls_dialect_string): New.
3027 * config/i386/i386.md: Regroup and renumber unspec constants.
3028 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
3029 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
3030 (tls_global_dynamic, tls_local_dynamic_base): New.
3031 (tls_local_dynamic_once): New.
3032 * config/i386/i386-protos.h: Update.
3034 2002-05-23 Richard Henderson <rth@redhat.com>
3036 * genemit.c (gen_insn): Print file:lineno comment before function.
3038 * gensupport.c (struct queue_elem): Add filename member.
3039 (queue_pattern): Initialize it; update all callers.
3040 (process_include): Don't free filename.
3041 (read_md_rtx): Set read_rtx_filename.
3043 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
3045 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
3047 2002-05-23 Richard Henderson <rth@redhat.com>
3049 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
3051 2002-05-23 Richard Henderson <rth@redhat.com>
3053 * doc/extend.texi (C++98 Thread-Local Edits): Update with
3054 commentary from Mark.
3056 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3058 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
3059 Use FOR_EACH_BB macros to iterate over basic block chain.
3060 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
3061 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
3063 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
3064 find_unreachable_blocks, create_edge_list, verify_edge_list,
3065 remove_fake_edges, add_noreturn_fake_exit_edges,
3066 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
3068 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
3069 find_sub_basic_blocks): Likewise.
3070 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
3072 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
3074 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
3076 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
3077 commit_edge_insertions, commit_edge_insertions_watch_calls,
3078 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
3079 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
3080 * conflict.c (conflict_graph_compute): Likewise.
3081 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
3082 df_modified_p, df_refs_unlink, df_dump): Likewise.
3083 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
3084 * final.c (compute_alignments): Likewise.
3085 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
3086 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
3087 count_or_remove_death_notes): Likewise.
3088 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
3089 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
3090 classic_gcse, compute_transp, cprop, compute_pre_data,
3091 compute_transpout, invalidate_nonnull_info,
3092 delete_null_pointer_checks_1, delete_null_pointer_checks,
3093 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
3094 compute_store_table, build_store_vectors, store_motion): Likewise.
3095 * global.c (global_conflicts, mark_elimination): Likewise.
3096 * graph.c (print_rtl_graph_with_bb): Likewise.
3097 * haifa-sched.c (sched_init): Likewise.
3098 * ifcvt.c (if_convert): Likewise.
3099 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
3100 compute_available, compute_nearerout, compute_rev_insert_delete,
3101 optimize_mode_switching): Likewise.
3102 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
3103 * predict.c (estimate_probability, note_prediction_to_br_prob,
3104 propagate_freq, counts_to_freqs, expensive_function_p,
3105 estimate_bb_frequencies): Likewise.
3106 * profile.c (instrument_edges, get_exec_counts,
3107 compute_branch_probabilities, compute_checksum, branch_prob,
3108 find_spanning_tree): Likewise.
3109 * recog.c (split_all_insns, peephole2_optimize): Likewise.
3110 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
3112 * regclass.c (scan_one_insn, regclass): Likewise.
3113 * regmove.c (mark_flags_life_zones, regmove_optimize,
3114 record_stack_memrefs): Likewise.
3115 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
3116 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
3117 * resource.c (find_basic_block): Likewise.
3118 * sched-ebb.c (schedule_ebbs): Likewise.
3119 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
3120 find_single_block_region, find_rgns, schedule_insns)
3121 * sibcall.c (optimize_sibling_and_tail_recursive_call)
3122 * ssa-ccp.c (optimize_unexecutable_edges,
3123 ssa_ccp_df_delete_unreachable_insns): Likewise.
3124 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3125 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
3126 rename_block, convert_to_ssa, compute_conservative_reg_partition,
3127 compute_coalesced_reg_partition, rename_equivalent_regs,
3128 convert_from_ssa): Likewise.
3129 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
3130 process_for_unwind_directive): Likewise.
3132 * df.c (FOR_ALL_BBS): Removed.
3133 * gcse.c (struct null_pointer_info): Type of current_block field
3135 (struct reg_avail_info): Type of last_bb field changed.
3136 * config/ia64/ia64.c (block_num): Removed.
3137 (need_copy_state): Type changed.
3140 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3142 * cppinit.c (mark_named_operators): Split out from init_builtins.
3143 (cpp_finish_options): Call it from here instead.
3145 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
3147 * builtin-attrs.def: Update copyright years.
3148 (ATTR_NONNULL): New attribute identifier.
3149 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
3150 attribute tree lists.
3151 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
3153 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
3154 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
3155 attribute lists. Chain the appropriate nonnull attribute.
3156 * c-format.c (check_format_arg): Remove null format string
3158 * testsuite/gcc.dg/format/null-1.c: New test.
3160 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3162 * Makefile.in (ADAC): Define.
3164 (.SUFFIXES): Move before language makefile fragments.
3165 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
3167 2002-05-23 Mark Mitchell <mark@codesourcery.com>
3169 * varasm.c (make_decl_rtl): Don't allow weak variables to be
3172 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
3174 * cfg.c (dump_flow_info): Print results of
3175 maybe_hot/probably_never_executed predicates.
3176 * toplev.c (open_dump_file): Print function frequency.
3178 2002-05-23 David S. Miller <davem@redhat.com>
3180 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
3183 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
3185 * c-common.c (warn_nonnull): Declare.
3186 (c_common_attribute_table): Add "nonnull" attribute.
3187 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
3188 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
3189 check_function_arguments_recurse): New functions.
3190 * c-common.h (warn_nonnull): Declare extern.
3191 (check_function_arguments, check_function_arguments_recurse): New
3193 * c-decl.c (c_decode_option): Add -Wnonnull option.
3194 * c-format.c (set_Wformat): Set warn_nonnull if enabling
3196 (format_check_context): New structure.
3197 (check_format_info_recurse): Remove recursion and rename to...
3198 (check_format_arg): ...this. Update comment.
3199 (check_format_info): Use check_function_arguments_recurse.
3200 * c-typeck.c (build_function_call): Call check_function_arguments
3201 instead of check_function_format.
3202 * doc/extend.texi: Document "nonnull" attribute.
3203 * doc/invoke.texi: Docuemnt -Wnonnull option.
3204 * testsuite/gcc.dg/nonnull-1.c: New test.
3205 * testsuite/gcc.dg/nonnull-2.c: New test.
3207 2002-05-23 David S. Miller <davem@redhat.com>
3209 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
3210 * cfgcleanup.c (cleanup_cfg): If it is set do not
3211 attempt to delete trivially dead insns.
3212 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
3213 * toplev.c (rest_of_compilation): Document non-trivial aspect
3214 the RTL before optimize_save_area_alloca is run.
3216 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3218 * c-lex.c (indent_level): Remove.
3219 (cb_file_change, c_lex): Remove indent level handling.
3220 * c-lex.h (indent_level): Remove.
3221 * input.h (struct file_stack): Remove indent_level.
3222 * toplev.c (push_srcloc): Remove indent_level handling.
3224 2002-05-23 Jakub Jelinek <jakub@redhat.com>
3227 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
3228 of x in constraints for clarity.
3229 (sse_mov?fcc split): abort if op2 == op3.
3230 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
3231 sse_movsfcc_const0_4): Add earlyclobber.
3232 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3233 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
3234 Use Y instead of x in constraints.
3236 2002-05-23 Richard Henderson <rth@redhat.com>
3238 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
3239 (C++98 Thread-Local Edits): New subsection.
3241 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
3242 (ix86_arch): Set type to enum processor_type.
3244 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
3245 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
3247 2002-05-23 Jakub Jelinek <jakub@redhat.com>
3249 * configure.in: Fix as version test for binutils 2.12.1 releases
3251 * configure: Rebuilt.
3253 2002-05-23 Richard Henderson <rth@redhat.com>
3255 * config/i386/i386.c (get_pic_label_name): New.
3256 (load_pic_register): Remove.
3257 (output_set_got): New.
3258 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
3259 * config/i386/i386.md (UNSPEC_SET_GOT): New.
3260 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
3261 (prologue_set_got, prologue_get_pc): Remove.
3262 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
3263 (builtin_setjmp_receiver): Use gen_set_got.
3264 * config/i386/i386-protos.h: Update.
3266 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
3268 * gcse.c (hash_expr): Do not use alias set for hashing.
3270 2002-05-22 Kevin Buettner <kevinb@redhat.com>
3272 * dbxout.c (dbxout_class_name_qualifiers): New function.
3273 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
3275 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3277 * cpperror.c (_cpp_begin_message): No special casing
3279 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
3280 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
3281 * cpplib.c (do_include_common): Use DL_ERROR.
3282 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
3284 * fix-header.c (read_scan_file): Update.
3286 2002-05-22 Richard Henderson <rth@redhat.com>
3288 * config/i386/i386.c (ix86_expand_call): New function, extracted
3289 from md call patterns. Add pic_offset_table_rtx to
3290 CALL_INSN_FUNCTION_USAGE when needed.
3291 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
3292 (call_value_pop, call_value, untyped_call): Likewise.
3293 (call_exp, call_value_exp): Remove.
3294 * config/i386/i386-protos.h: Update.
3296 2002-05-22 Richard Henderson <rth@redhat.com>
3298 * varasm.c (default_section_type_flags): Check for VAR_DECL
3299 before using DECL_THREAD_LOCAL.
3301 2002-05-22 David Edelsohn <edelsohn@gnu.org>
3303 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
3304 (STARTFILE_SPEC): Delete PE crt0.o.
3305 * config/rs6000/aix51.h: Same.
3306 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
3307 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
3308 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
3309 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
3310 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
3312 2002-05-22 Richard Henderson <rth@redhat.com>
3314 * varasm.c (default_section_type_flags): Handle tls data and
3316 (default_unique_section): Handle tls sections.
3318 2002-05-23 Alan Modra <amodra@bigpond.net.au>
3320 * configure.in (CROSS): Define NATIVE_CROSS.
3321 * configure: Regenerate.
3322 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
3323 (startfile_prefix_spec): New var.
3324 (static_specs): Add startfile_prefix_spec.
3325 (do_spec_2): Split out from..
3327 (main): Process startfile_prefix_spec.
3328 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
3330 (STARTFILE_PREFIX_SPEC): Define.
3331 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
3334 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
3336 * cpperror.c: Fix formatting.
3337 * cppexp.c: Likewise.
3338 * cppfiles.c: Likewise.
3339 * cpphash.c: Likewise.
3340 * cpphash.h: Likewise.
3341 * cppinit.c: Likewise.
3342 * cpplex.c: Likewise.
3343 * cpplib.c: Likewise.
3344 * cppmacro.c: Likewise.
3345 * cppmain.c: Likewise.
3346 * cppspec.c: Likewise.
3348 2002-05-22 Jakub Jelinek <jakub@redhat.com>
3350 * combine.c (force_to_mode): Use gen_int_mode.
3351 Don't clear CONST_INT bits outside of mode.
3353 2002-05-22 Richard Henderson <rth@redhat.com>
3355 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
3356 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
3358 2002-05-22 Jakub Jelinek <jakub@redhat.com>
3361 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
3362 if DECL_SIZE_UNIT is INTEGER_CST.
3364 2002-05-22 Richard Henderson <rth@redhat.com>
3366 * flow.c (life_analysis): Delete broken reg_label check.
3368 2002-05-22 Richard Henderson <rth@redhat.com>
3370 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
3371 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
3373 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
3375 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
3376 (embed-bb.c): New rule.
3377 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
3378 * config/sh/embed_bb.c: Delete.
3380 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
3382 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
3384 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
3386 * config/h8300/h8300.md (*andorqi3): New.
3388 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
3390 PR preprocessor/6517
3391 * Makefile.in: Update.
3392 * c-common.c (c_common_post_options): Add preprocessor
3393 errors to the error count.
3394 * c-lang.c (c_post_options): Kill.
3395 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
3396 * hooks.h: Add header guards.
3397 * langhooks-def.h: Include hooks.h.
3398 (LANG_HOOKS_POST_OPTIONS): Update.
3399 * langhooks.h (struct lang_hooks): Update post_options.
3400 * toplev.c (parse_options_and_default_flags): Update.
3402 * objc-lang.c (objc_post_options): Kill.
3403 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
3405 2002-05-21 Bruce Korb <bkorb@gnu.org>
3407 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
3408 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
3409 * fixinc/fixincl.x: regen.
3411 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
3413 * cfgbuild.c: Fix formatting.
3415 * cfgcleanup.c: Likewise.
3416 * cfglayout.c: Likewise.
3417 * cfgloop.c: Likewise.
3418 * cfgrtl.c: Likewise.
3420 2002-05-21 Richard Henderson <rth@redhat.com>
3422 * c-common.h (enum rid): Add RID_THREAD.
3423 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
3424 (grokdeclarator): Grok __thread.
3425 * c-parse.in (reswords): Add __thread.
3426 (rid_to_yy): Add RID_THREAD.
3428 * tree.h (DECL_THREAD_LOCAL): New.
3429 (struct tree_decl): Add thread_local_flag.
3430 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
3431 * tree.c (staticp): TLS variables are not static.
3433 * target-def.h (TARGET_HAVE_TLS): New.
3434 * target.h (have_tls): New.
3435 * output.h (SECTION_TLS): New.
3436 * varasm.c (assemble_variable): TLS variables can't be common for now.
3437 (default_section_type_flags): Handle .tdata and .tbss.
3438 (default_elf_asm_named_section): Handle SECTION_TLS.
3439 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
3441 * flags.h (flag_tls_default): Declare.
3442 * toplev.c (flag_tls_default): Define.
3443 (display_help): Display help for it.
3444 (decode_f_option): Set it.
3446 * doc/extend.texi (Thread-Local): New node describing language-level
3447 thread-local storage.
3448 * doc/invoke.texi (-ftls-model): Document.
3450 * fixinc/inclhack.def (thread_keyword): New.
3451 * fixinc/fixincl.x: Rebuild.
3453 2002-05-21 Jeffrey A Law <law@redhat.com>
3455 * optabs.c (expand_binop): For double-word integer multiplies,
3456 do not compute intermediate results into something that is
3457 not a register (such as a SUBREG or MEM).
3459 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
3460 (ix86_sched_reorder): Make sure to initialize scheduling
3461 data even when there's only one insn in the ready queue.
3463 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
3465 * genautomata.c (reserv_sets_hash_value): Fix a typo.
3467 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
3469 * genautomata.c (reserv_sets_hash_value): Define hash_value as
3470 set_el_t. Transform the hash value into unsigned.
3471 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
3472 (transform_3): Add code to process `(A,B)+(D,E)'.
3474 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
3476 * reload1.c (do_output_reload): Run delete_output_reload
3479 2002-05-21 Roger Sayle <roger@eyesopen.com>
3482 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
3483 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
3484 (can_store_by_pieces): ... and here to limit the largest mode used.
3485 Add a comment to document this function.
3487 2002-05-21 Richard Henderson <rth@redhat.com>
3489 * flow.c (life_analysis): Fix test for deleted label.
3491 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
3493 * doc/tm.texi: Fix typo.
3495 2002-05-21 Zack Weinberg <zack@codesourcery.com>
3497 * c-common.c (c_common_init): Set options->unsigned_char from
3499 (cb_register_builtins): Define __STRICT_ANSI__ and
3500 __CHAR_UNSIGNED__ here...
3501 * cppinit.c (init_builtins): Not here.
3502 (cpp_create_reader): unsigned_char option defaults to 0, not
3503 !DEFAULT_SIGNED_CHAR.
3504 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
3505 and -funsigned-char.
3507 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
3508 * cpphash.c (_cpp_init_hashtable): Don't set it.
3509 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
3510 directly. Clarify comment.
3512 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3514 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
3515 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
3516 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
3517 BASIC_BLOCK (n_basic_blocks - 1).
3518 * cfganal.c (can_fallthru, flow_call_edges_add,
3519 flow_preorder_transversal_compute): Too.
3520 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
3521 find_sub_basic_blocks): Too.
3522 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
3523 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
3524 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
3525 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
3526 * combine.c (this_basic_block): Type changed to basic_block.
3527 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
3528 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3529 get_last_value, distribute_notes, distribute_links): Too.
3530 * final.c (compute_alignments): Too.
3531 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
3532 * function.c (thread_prologue_and_epilogue_insns): Too.
3533 * gcse.c (compute_code_hoist_vbeinout): Too.
3534 * global.c (build_insn_chain): Too.
3535 * ifcvt.c (find_if_block, find_cond_trap): Too.
3536 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
3537 * regmove.c (regmove_optimize): Too.
3538 * resource.c (find_basic_block): Too.
3539 * sched-ebb.c (schedule_ebbs): Too.
3540 * ssa-dce.c (find_control_dependence, find_pdom): Too.
3542 2002-05-21 Andreas Jaeger <aj@suse.de>
3544 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
3546 2002-05-21 Richard Henderson <rth@redhat.com>
3548 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
3549 unspec names, not numbers.
3551 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3553 * doc/sourcebuild.texi: Mention snapshot-README and
3554 snapshot-index.html as needing updating for new front ends.
3556 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3558 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
3559 disabling checking, and avoid multiple evaluation of RTX.
3561 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
3563 * bitmap.c (bitmap_find_bit): Return early if we have the correct
3566 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3568 * profile.c (gen_edge_profiler): Set alias set before the memory is
3571 2002-05-20 David S. Miller <davem@redhat.com>
3573 * cselib.c (max_value_regs): New.
3574 (cselib_lookup, cselib_invalidate_regno): Initialize it when
3575 adding new entries to the REG_VALUES table and we are dealing with
3577 (clear_table): Initialize it.
3578 (cselib_invalidate_regno): Use it to determine which hard
3579 registers to scan when mode is not VOIDmode.
3581 2002-05-20 Duraid Madina <duraid@fl.net.au>
3583 * tradcpp.c (fixup_newlines): Use old-style function header.
3585 2002-05-20 Krister Walfridsson <cato@df.lth.se>
3587 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
3589 2002-05-20 H.J. Lu (hjl@gnu.org)
3591 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
3593 * config/mips/mips.h (DFMODE_NAN): Defined.
3594 (SFMODE_NAN): Likewise.
3596 2002-05-20 Dale Johannesen <dalej@apple.com>
3598 * combine.c (cant_combine_insn_p): Back out my
3601 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
3603 * params.c: Fix formatting.
3604 * params.h: Likewise.
3605 * predict.c: Likewise.
3606 * prefix.c: Likewise.
3607 * print-rtl.c: Likewise.
3608 * print-tree.c: Likewise.
3609 * profile.c: Likewise.
3611 2002-05-20 H.J. Lu (hjl@gnu.org)
3613 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
3615 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
3617 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
3618 switches straight on to the assembler, do not abbreviate them.
3619 * config/arm/elf.h (ASM_SPEC): As above.
3620 * config/arm/semi.h (ASM_SPEC): As above.
3621 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
3622 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
3623 -mcpu=xscale on to the assembler by default.
3624 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
3626 2002-05-20 Richard Henderson <rth@redhat.com>
3628 * cse.c (canon_hash): Reorder do_not_record test. Always
3629 allow pic_offset_table_rtx.
3631 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
3633 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
3634 (expand_binop): Ditto (3 times).
3636 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
3638 * Makefile.in (distclean): Remove QMTest stuff.
3639 (QMTEST_PATH): New variable.
3640 (QMTESTFLAGS): Likewise.
3641 (QMTESTRUNFLAGS): Likewise.
3643 (QMTEST_GPP_TESTS): Likewise.
3644 (QMTEST_DIR): Likewise.
3645 (QMTEST_DIR/context): New target.
3646 (qmtest-g++): Likeise.
3647 (qmtest-gui): Likewise.
3648 (QMTEST_DIR/gpp-expected.qmr): Likewise.
3650 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
3652 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
3653 an altivec register if TARGET_ALTIVEC.
3655 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
3656 to ALTIVEC_VECTOR_MODE.
3657 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
3658 (rs6000_va_arg): Vectors may go in registers if they are not
3661 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
3663 * protoize.c: Fix formatting.
3665 2002-05-19 Richard Henderson <rth@redhat.com>
3667 * gensupport.c (init_include_reader): Merge into ...
3668 (process_include): ... here. Simplify composite path creation.
3669 Plug memory leaks. Fix file/line number tracking. Do not
3670 process_define_cond_exec. Return void.
3671 (process_rtx): Don't check process_include return value.
3673 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3675 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
3677 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
3678 traversing basic block chain.
3679 (create_basic_block_structure, create_basic_block): Declaration changed.
3680 (link_block, unlink_block): Declare.
3681 * cfg.c (entry_exit_blocks): Initialize new fields.
3682 (link_block, unlink_block): New.
3683 (expunge_block_nocompact): Unlink basic block.
3684 (dump_flow_info): Print prev_bb/next_bb fields.
3685 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
3686 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
3687 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
3688 * cfgrtl.c (create_basic_block_structure, create_basic_block,
3689 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
3690 (verify_flow_info): Check that list agrees with numbering.
3692 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
3694 * c-common.c (preprocessing_asm): New macro.
3695 * c-lex.h (builtin_define, builtin_assert): Use pfile.
3699 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
3700 (CPP_SPEC): Simplify.
3701 (TARGET_CPU_CPP_BUILTINS): Update.
3702 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
3703 (CPP_SPEC): Simplify.
3704 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
3705 (TARGET_OS_CPP_BUILTINS): Update.
3706 * osf.h (CPP_XFLOAT_SPEC): Kill.
3707 (TARGET_OS_CPP_BUILTINS): Update.
3708 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
3709 * osf5.h (CPP_XFLOAT_SPEC): Kill.
3710 * vms.h (CPP_SUBTARGET_SPEC): Kill.
3711 (TARGET_OS_CPP_BUILTINS): Update.
3713 2002-05-19 Richard Henderson <rth@redhat.com>
3715 * varasm.c (default_binds_local_p): Fix typo.
3717 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
3719 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
3720 CONST_INT operand to the correct mode after adding 1 to it.
3722 2002-05-19 Mark Mitchell <mark@codesourcery.com>
3724 * config.gcc (powerpc-wrs-windiss*): New target.
3726 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3728 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
3731 2002-05-18 Mark Mitchell <mark@codesourcery.com>
3733 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
3735 * config.in: Regenerated.
3736 * configure: Regenerated.
3738 2002-05-19 Richard Henderson <rth@redhat.com>
3740 * target-def.h (TARGET_BINDS_LOCAL_P): New.
3741 * target.h (struct gcc_target): Move boolean fields to the end.
3743 * varasm.c (default_binds_local_p): New.
3744 * output.h: Declare it.
3746 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
3747 * config/cris/cris.c (cris_encode_section_info): Likewise.
3748 * config/i386/i386.c (i386_encode_section_info): Likewise.
3749 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
3750 * config/sh/sh.c (sh_encode_section_info): Likewise.
3752 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
3753 (TARGET_BINDS_LOCAL_P): New.
3755 2002-05-19 Richard Henderson <rth@redhat.com>
3757 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
3758 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
3759 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
3761 * toplev.c (display_help): Kill -a -ax help.
3763 * config/1750a/1750a.h, config/alpha/alpha.h,
3764 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
3765 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
3766 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
3767 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
3769 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
3770 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
3772 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
3773 (ix86_output_function_block_profiler): Kill.
3774 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
3775 (m68hc11_function_block_profiler): Kill.
3776 * config/m68hc11/m68hc11-protos.h: Update.
3777 * config/m88k/m88k.c (output_block_profiler): Kill.
3778 (output_function_block_profiler): Kill.
3779 * config/m88k/m88k-protos.h: Update.
3781 2002-05-19 Richard Henderson <rth@redhat.com>
3783 * system.h (STRIP_NAME_ENCODING): Poison it.
3784 * output.h (STRIP_NAME_ENCODING): Remove.
3785 (default_strip_name_encoding): Declare.
3786 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
3787 * target.h (strip_name_encoding): New.
3788 * varasm.c (default_strip_name_encoding): New.
3790 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
3791 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
3792 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
3793 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
3794 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
3795 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
3796 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
3797 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
3798 config/v850/v850.h: Use the hook, not the macro.
3800 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
3801 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
3802 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
3803 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
3804 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
3805 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
3806 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
3807 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
3808 config/v850/v850.c, config/v850/v850.h:
3809 Move STRIP_NAME_ENCODING to out-of-line function and add
3810 TARGET_STRIP_NAME_ENCODING.
3812 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
3813 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
3814 with TARGET_STRIP_NAME_ENCODING referencing existing function;
3815 make function static.
3817 * xcoffout.c: Include target.h
3818 * Makefile.in (xcoffout.o): Update.
3820 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
3821 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
3822 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
3823 reloc argument unused.
3824 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
3826 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
3827 STRIP_NAME_ENCODING docs.
3829 2002-05-19 Andreas Jaeger <aj@suse.de>
3831 * gengenrtl.c: Add prototype for excluded_rtx.
3833 * real.h: Add prototype for exact_real_truncate.
3835 2002-05-18 Richard Henderson <rth@redhat.com>
3837 * system.h (ENCODE_SECTION_INFO): Poison it.
3838 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
3839 * target.h (encode_section_info): New.
3840 * varasm.c (make_decl_rtl, output_constant_def): Use it.
3841 * hooks.c (hook_tree_int_void): New.
3842 * hooks.h: Declare it.
3844 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
3845 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
3846 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
3847 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
3848 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
3849 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
3850 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
3851 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
3852 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3853 config/mcore/mcore-protos.h, config/mcore/mcore.c,
3854 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
3855 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
3856 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
3857 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
3858 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
3859 referencing existing function. Make function static.
3861 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
3862 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
3863 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
3864 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
3865 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
3866 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
3867 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
3868 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
3869 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
3870 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
3871 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
3872 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
3873 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
3874 Move ENCODE_SECTION_INFO to out-of-line function and add
3875 TARGET_ENCODE_SECTION_INFO.
3877 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
3878 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3880 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
3882 (switch_to_section): Replace in_rdata case with in_readonly_data.
3884 * config/h8300/h8300.c (h8300_encode_label): Make static.
3885 * config/h8300/h8300-protos.h: Update.
3887 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
3888 from rs6000_encode_section_info; make static.
3889 (rs6000_xcoff_encode_section_info): New.
3891 * config/v850/v850.c (v850_encode_data_area): Make static.
3892 * config/v850/v850-protos.h: Update.
3894 * config/vax/vax.c: Include flags.h.
3895 (vms_select_section): Fix typo.
3897 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
3898 ENCODE_SECTION_INFO docs.
3900 2002-05-18 Richard Henderson <rth@redhat.com>
3902 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
3903 REGISTER_TARGET_PRAGMAS.
3904 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
3906 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
3908 2002-05-18 Richard Henderson <rth@redhat.com>
3910 * system.h (SELECT_RTX_SECTION): Poison.
3911 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
3912 * target.h (select_rtx_section): New.
3913 * varasm.c (output_constant_pool): Use it.
3914 (default_select_rtx_section, default_elf_select_rtx_section): New.
3915 * output.h: Declare them.
3917 * config/darwin.h (SELECT_RTX_SECTION): Move ...
3918 * config/darwin.c (machopic_select_rtx_section): ... here.
3919 * config/darwin-protos.h: Update.
3921 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
3922 * config/nextstep.c (machopic_select_rtx_section): ... here.
3923 (nextstep_select_section): Rename variable to avoid macro clash.
3924 * config/nextstep-protos.h: Update.
3926 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
3927 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
3928 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
3929 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
3930 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
3931 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
3932 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
3933 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
3934 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
3935 (SELECT_RTX_SECTION): Remove.
3937 * config/darwin.h, config/elfos.h, config/nextstep.h,
3938 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
3939 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
3940 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
3941 config/sparc/lynx.h, config/xtensa/xtensa.c
3942 (TARGET_ASM_SELECT_RTX_SECTION): New.
3944 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
3945 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
3946 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
3947 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
3948 (ia64_aix_select_rtx_section): New.
3949 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
3951 * config/mips/mips.c (mips_select_rtx_section): Make static.
3952 Support ELF SHF_MERGE features.
3953 * config/mips/mips-protos.h: Update.
3954 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
3955 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
3956 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
3957 make static, fall back to default_elf_select_rtx_section.
3958 * config/rs6000/rs6000-protos.h: Update.
3959 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
3960 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
3961 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
3962 * config/romp/romp.c (romp_select_rtx_section): New.
3963 * config/s390/s390.c (s390_select_rtx_section): New.
3964 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
3965 declarations before target macro definition.
3966 (xtensa_emit_call): Use static buffer.
3967 (xtensa_select_rtx_section): New.
3968 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
3969 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
3970 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
3972 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
3973 SELECT_RTX_SECTION docs.
3975 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
3977 * i386.md (movsi/movdi): Fix template.
3978 (sse2 patterns): Set attributes consistently.
3980 * i386.md (pushqi2, ashrqi_*): Fix constraint.
3982 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
3984 * optabs.c (complex_part_zero_p): New.
3985 * (expand_cmplxdiv_straight): Use it.
3986 * (expand_cmplxdiv_wide): Ditto.
3987 * (expand_binop): Ditto.
3989 2002-05-18 Richard Henderson <rth@redhat.com>
3991 * final.c (HAVE_READONLY_DATA_SECTION): New.
3992 (shorten_branches): Use it instead of ifdefs.
3993 * varasm.c (enum in_section): Add in_readonly_data.
3994 (text_section, data_section): Tidy.
3995 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
3997 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
3998 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
3999 (READONLY_DATA_SECTION): Don't undef.
4001 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
4002 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
4003 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
4005 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
4006 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
4007 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
4008 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
4010 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
4011 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
4012 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
4013 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
4014 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
4015 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
4016 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
4017 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
4018 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
4020 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
4021 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
4022 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
4023 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
4024 config/pa/pa64-hpux.h, config/sparc/litecoff.h
4025 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
4027 * config/elfos.h, config/netware.h, config/svr3.h,
4028 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
4029 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
4030 config/h8300/h8300.h, config/i386/i386-interix.h,
4031 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
4032 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
4034 * config/elfos.h, config/netware.h, config/svr3.h,
4035 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
4036 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
4037 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
4038 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
4040 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
4041 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
4042 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
4043 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
4044 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
4045 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
4046 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
4047 config/rs6000/sysv4.h, config/v850/v850.h
4048 (EXTRA_SECTIONS): Remove in_const/in_rdata.
4049 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
4051 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
4052 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
4053 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
4054 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
4055 * config/alpha/alpha.c (alpha_start_function): Likewise.
4056 (alpha_write_linkage): Likewise.
4057 * config/m32r/m32r.c (m32r_select_section): Likewise.
4058 * config/m88k/m88k.c (m88k_select_section): Likewise.
4059 * config/mips/mips.c (mips_select_rtx_section): Likewise.
4060 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
4061 (rs6000_elf_select_section): Likewise.
4062 * config/v850/v850.c (v850_select_section): Likewise.
4064 * config/1750a/1750a.h, config/i860/sysv3.h
4065 (READONLY_DATA_SECTION_ASM_OP): New.
4066 READONLY_DATA_SECTION_ASM_OP.
4067 * config/i386/interix.c, config/i386/winnt.c
4068 (i386_pe_unique_section): Always use .rdata prefix.
4069 * config/pa/som.h (readonly_data): Always switch to read-only section.
4070 (READONLY_DATA_SECTION): Predicate on flag_pic.
4071 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
4072 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
4073 (READONLY_DATA_SECTION): Update.
4075 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
4077 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
4078 is used without -Wformat.
4079 * c-common.h (warn_format_zero_length): Declare extern.
4080 * c-decl.c (warn_options): Add "format-zero-length".
4081 * c-format.c (warn_format_zero_length): Declare.
4082 (set_Wformat): Set warn_format_zero_length for -Wformat.
4083 (check_format_info): Only warn about zero-length formats if
4084 warn_format_zero_length is true. Include the format type
4085 name in the warning message.
4086 * doc/invoke.texi: Document -Wformat-zero-length.
4087 * testsuite/gcc.dg/format/zero-length-1.c: New test.
4089 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
4091 * timevar.c: Fix formatting.
4092 * tlink.c: Likewise.
4093 * toplev.c: Likewise.
4094 * tree-dump.c: Likewise.
4095 * tree-inline.c: Likewise.
4097 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
4099 * cppinit.c (cpp_post_options): If preprocessed, turn off
4100 traditional. If traditional, turn off column numbers.
4101 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
4102 * cpptrad.c (handle_newline): Update line_base.
4103 (skip_comment): Handle -Wcomment.
4105 2002-05-17 Zack Weinberg <zack@codesourcery.com>
4107 * cppinit.c (struct builtin): Remove unused fields.
4108 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
4109 (operator_array): New - was second half of builtin_array.
4110 (init_builtins): Simplify loop over builtin_array/operator_array.
4112 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
4114 * defaults.h (UNIQUE_SECTION): Remove.
4115 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
4117 2002-05-17 Richard Henderson <rth@redhat.com>
4119 * expr.c (init_expr_once): Don't use start/end_sequence.
4120 Use rtx_alloc instead of emit_insn.
4121 * toplev.c (lang_dependent_init): Run init_expr_once here ...
4122 (lang_independent_init): ... not here.
4124 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
4126 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
4128 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
4130 * config/avr/avr.c (avr_regs_to_save): New function. Also check
4131 for fixed registers, possibly used for global register variables.
4132 (initial_elimination_offset, avr_output_function_prologue,
4133 avr_output_function_epilogue): Move common code to avr_regs_to_save.
4135 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
4137 * Makefile.in: Update for cpptrad.c.
4138 * cpphash.h (struct cpp_buffer): New members for buffer
4140 (struct cpp_reader): New members for traditional output.
4141 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
4142 * cppinit.c (cpp_create_reader): Set trad_line.
4143 (cpp_destroy): Free trad_out_base if used.
4144 (cpp_read_main_file): Overlay an empty buffer if traditional.
4145 (cpp_finish_options): Don't do builtins.
4146 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
4147 (cpp_handle_option): Handle it.
4148 * cpplex.c (continue_after_nul): New.
4149 (_cpp_lex_direct): Use handle_nul.
4150 * cpplib.h (struct cpp_options): New traditional option.
4151 * cpptrad.c: New file.
4153 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
4155 * c-common.c (c_common_init_options): Use C89 for Objective-C,
4156 and set the options flag.
4157 * cppinit.c (lang_flags): Remove objc.
4158 (lang_defaults): Remove OBJC and OBJCXX.
4160 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
4161 (cpp_handle_option): Remove -+ and -lang-objc++.
4162 For ObjC, just set a flag.
4163 (print_help): Update.
4164 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
4166 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4168 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
4169 bootstrap with -mips3.
4171 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
4173 * final.c: Fix formatting.
4174 * fix-header.c: Likewise.
4176 * fold-const.c: Likewise.
4177 * function.c: Likewise.
4179 2002-05-17 David S. Miller <davem@redhat.com>
4181 PR c/6689, PR optimization/6615
4182 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
4183 and make it a pointer to rtx. Update comments.
4184 (update_equiv_regs): When scanning for equivalences, record
4185 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
4186 it while making the equiv replacements.
4188 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4190 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
4192 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
4194 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
4195 when encoding visibility into SYMBOL_REF_FLAG.
4197 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
4199 * expr.c (force_operand): Fix reversed move.
4201 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
4203 * doc/install.texi (Testing): Mention two common DejaGnu warnings
4204 that can be ignored.
4206 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4208 * doc/install.texi (Final install): Recommend to install into a
4209 "clean" target directory.
4211 2002-05-17 Richard Henderson <rth@redhat.com>
4213 * config/ia64/ia64.md: Use braced strings instead of quoted strings
4214 for code blocks. Tidy whitespace.
4216 2002-05-17 Richard Henderson <rth@redhat.com>
4218 * hooks.c (hook_tree_bool_false): New.
4219 * hooks.h: Declare it.
4220 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
4221 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
4222 * target.h (select_section, unique_section): New.
4223 (in_small_data_p): New.
4224 * varasm.c (resolve_unique_section): Use hooks instead of macros.
4225 (variable_section, output_constant_def_contents): Likewise.
4226 (default_select_section, default_unique_section): New.
4227 (categorize_decl_for_section, default_elf_select_section): New.
4228 * output.h: Declare them.
4230 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
4231 (TARGET_ASM_SELECT_SECTION): New.
4232 (SELECT_SECTION): Move ...
4233 * config/darwin.c (machopic_select_section): ... here.
4234 * config/darwin-protos.h: Update.
4236 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
4237 (SELECT_SECTION): Move ...
4238 * config/nextstep.c (nextstep_select_section): ... here.
4239 * config/nextstep-protos.h: Update.
4241 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
4242 (TARGET_ASM_SELECT_SECTION): New.
4243 * config/svr3.h (SELECT_SECTION): Remove.
4245 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
4246 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
4247 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
4248 (alpha_encode_section_info): Use it.
4249 * config/alpha/alpha-protos.h: Update.
4250 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
4251 (SELECT_SECTION, UNIQUE_SECTION): Remove.
4252 (TARGET_ASM_SELECT_SECTION): New.
4253 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
4255 * config/arm/pe.h (UNIQUE_SECTION): Remove.
4256 (TARGET_ASM_UNIQUE_SECTION): New.
4258 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
4259 (avr_unique_section): Rename from unique_section; make static.
4260 * config/avr/avr-protos.h: Update.
4261 * config/avr/avr.h (UNIQUE_SECTION): Remove.
4263 * config/c4x/c4x.h (SELECT_SECTION): Remove.
4265 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
4266 (TARGET_ASM_UNIQUE_SECTION): New.
4267 * config/i386/i386-interix.h: Likewise.
4268 * config/i386/win32.h: Likewise.
4269 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
4270 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
4271 * config/i386/sco5.h (SELECT_SECTION): Remove.
4272 (TARGET_ASM_SELECT_SECTION): New.
4273 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
4275 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
4276 instead of SELECT_SECTION.
4277 * config/m68k/dpx2.h: Likewise.
4278 * config/rs6000/lynx.h: Likewise.
4280 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4281 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
4282 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
4283 (ia64_in_small_data_p): New.
4284 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
4285 (ia64_aix_select_section, ia64_aix_unique_section): New.
4286 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
4287 (SELECT_SECTION, UNIQUE_SECTION): Remove.
4289 * config/m32r/m32r.h (SELECT_SECTION): Remove.
4290 (TARGET_ASM_SELECT_SECTION): New.
4291 * config/m32r/m32r.c (m32r_select_section): Take align argument.
4292 * config/m32r/m32r-protos.h: Update.
4294 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
4295 (SELECT_SECTION): Move ...
4296 * config/m88k/m88k.c (m88k_select_section): ... here.
4298 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
4299 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
4300 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
4301 (mcore_unique_section): Make static.
4302 * config/mcore/mcore-protos.h: Update.
4304 * config/mips/elf.h (UNIQUE_SECTION): Remove.
4305 (TARGET_ASM_UNIQUE_SECTION): New.
4306 * config/mips/elf64.h: Likewise.
4307 * config/mips/iris6gld.h: Likewise.
4308 * config/mips/linux.h: Likewise.
4309 * config/mips/mips-protos.h: Update.
4310 * config/mips/mips.c (mips_select_section): Add align argument.
4311 * config/mips/mips.h (SELECT_SECTION): Remove.
4312 (TARGET_ASM_SELECT_SECTION): New.
4314 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4315 * config/mmix/mmix.c (mmix_select_section): Remove.
4316 (mmix_unique_section): Remove.
4317 * config/mmix/mmix-protos.h: Update.
4319 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
4320 (SELECT_SECTION): Move ...
4321 * config/pa/pa.c (pa_select_section): ... here.
4322 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
4324 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
4325 from rs6000_select_section and make static.
4326 (rs6000_elf_unique_section): Similarly.
4327 (rs6000_xcoff_select_section): From xcoff.h.
4328 (rs6000_xcoff_unique_section): Likewise.
4329 * config/rs6000/rs6000-protos.h: Update.
4330 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4331 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
4332 * config/rs6000/xcoff.h: Likewise.
4334 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
4335 (SELECT_SECTION): Move ...
4336 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
4338 * config/v850/v850.h (SELECT_SECTION): Move ...
4339 * config/v850/v850.c (v850_select_section): ... here.
4340 (TARGET_ASM_SELECT_SECTION): New.
4342 * config/vax/vms.h (SELECT_SECTION): Move ...
4343 * config/vax/vax.c (vms_select_section): ... here.
4344 (TARGET_ASM_SELECT_SECTION): New.
4346 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
4347 for the target hooks.
4349 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
4351 * config/arm/arm.c (emit_multi_reg_push): Do not set
4352 RTX_FRAME_RELATED_P on the SEQUENCE.
4354 2002-05-16 Richard Henderson <rth@redhat.com>
4356 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
4357 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
4359 2002-05-16 Richard Henderson <rth@redhat.com>
4361 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
4363 * config/ia64/ia64.c (saveable_obstack): Do not declare.
4365 2002-05-16 Richard Henderson <rth@redhat.com>
4367 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
4368 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
4369 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
4370 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
4371 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
4372 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
4373 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
4374 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
4375 Revert "Basic block renumbering removal", and two followup patches.
4377 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
4379 * lcm.c (optimize_mode_switching): Revert previous change.
4381 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4383 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
4384 with only extant block numbers.
4386 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
4388 * lcm.c (optimize_mode_switching): Fix typo.
4390 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4392 * flow.c (calculate_global_regs_live): Queue blocks in program order.
4394 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4396 * doc/install.texi (Configuration): Document PWDCMD.
4398 2002-05-16 Dale Johannesen <dalej@apple.com>
4400 * combine.c (cant_combine_insn_p): Reenable combinations
4401 involving hard regs unless CLASS_LIKELY_SPILLED_P.
4403 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4405 * c-common.c (cb_register_builtins): Handle more built-ins
4406 here rather than in gcc.c specs.
4407 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
4408 (cpp_options): Pass -O flags even when only preprocessing.
4409 * toplev.c (set_fast_math_flags): New prototype.
4410 (fast_math_flags_set_p): New.
4411 (set_no_fast_math_flags): Remove.
4412 (decode_f_option): Update.
4413 * toplev.h (set_fast_math_flags): Update.
4414 (fast_math_flags_set_p): New.
4415 (set_no_fast_math_flags): Remove.
4417 * c4x/c4x.c (c4x_override_options): Update.
4419 2002-05-16 Zack Weinberg <zack@codesourcery.com>
4421 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
4422 Default-define here.
4423 (builtin_define_with_value): Can now wrap the expansion in
4424 quotation marks if such is wanted.
4425 (cb_register_builtins): Update calls to builtin_define_with_value.
4426 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
4428 (c_common_init): Set options->stdc_0_in_system_headers.
4429 * c-lex.h: Update prototype of builtin_define_with_value.
4430 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
4431 and REGISTER_PREFIX.
4433 * cppinit.c (VERS, ULP, C, X): Kill.
4434 (builtin_array): Remove entries for __VERSION__,
4435 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
4436 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
4438 (init_builtins): Kill off a bunch of now-dead code.
4439 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
4440 -fno-leading-underscore.
4441 (cpp_handle_option): Remove code to set user_label_prefix.
4442 (cpp_post_options): Likewise.
4444 * cpplib.h (struct cpp_options): Remove user_label_prefix.
4445 (stdc_0_in_system_headers): New.
4446 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
4447 stdc_0_in_system_headers) too to decide the value of __STDC__.
4449 * tradcpp.c (user_label_prefix): Kill.
4450 (main): Remove code handling -f(no-)leading-underscore.
4451 (initialize_builtins): Don't define __REGISTER_PREFIX__
4452 or __USER_LABEL_PREFIX__.
4453 (install_value): Wrap compound statement in dummy loop so the
4454 macro works properly in an if statement.
4457 2002-05-16 Janis Johnson <janis187@us.ibm.com>
4459 * loop.h (struct loop_info): Add member has_prefetch.
4460 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
4461 (prescan_loop): Initialize has_prefetch.
4462 (struct prefetch_info): Change prefetch_in_loop and
4463 prefetch_before_loop from bit fields to ints.
4464 (emit_prefetch_instructions): Several small fixes.
4465 (check_dbra_loop): Don't reverse loop that uses prefetch.
4467 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4469 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
4470 * configure.in: Likewise.
4471 * fixinc/check.tpl: Likewise.
4472 * fixinc/fixinc.dgux: Likewise.
4473 * fixinc/fixinc.svr4: Likewise.
4474 * fixinc/fixinc.winnt: Likewise.
4475 * fixinc/fixincl.sh: Likewise.
4476 * fixproto: Likewise.
4477 * configure: Regenerate.
4479 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4481 Basic block renumbering removal:
4482 * basic_block.h (struct basic_block_def): Renamed index to sindex,
4483 added prev_bb and next_bb fields.
4484 (n_basic_blocks): Renamed to num_basic_blocks.
4485 (last_basic_block): New, index of last basic block.
4486 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
4487 traversing basic block chain.
4488 (BLOCK_NUM): index -> sindex.
4489 (create_basic_block_structure, create_basic_block): Declaration changed.
4490 (debug_num2bb): Declare.
4491 (expunge_block_nocompact): Declaration removed.
4492 (link_block, unlink_block, compact_blocks): Declare.
4493 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
4494 * cfg.c (entry_exit_blocks): Initialize new fields.
4495 (clear_edges, alloc_block, expunge_block, cached_make_edge,
4496 redirect_edge_pred, dump_flow_info, dump_edge_info,
4497 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
4498 free_aux_for_edges): Modified.
4499 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
4500 (expunge_block_nocompact): Removed.
4501 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
4502 find_unreachable_blocks, create_edge_list, print_edge_list,
4503 verify_edge_list, flow_edge_list_print, remove_fake_successors,
4504 remove_fake_edges, flow_reverse_top_sort_order_compute,
4505 flow_depth_first_order_compute, flow_preorder_transversal_compute,
4506 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
4507 flow_dfs_compute_reverse_execute): Modified.
4508 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
4509 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
4511 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4512 merge_blocks_move_predecessor_nojumps,
4513 merge_blocks_move_successor_nojumps, merge_blocks,
4514 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
4515 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
4516 * cfglayout.c (skip_insns_after_block, label_for_bb,
4517 record_effective_endpoints, scope_to_insns_finalize,
4518 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
4519 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
4520 cfg_layout_duplicate_bb): Modified.
4521 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
4522 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4523 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
4524 flow_loops_find, flow_loop_outside_edge_p): Modified.
4525 * cfgrtl.c (create_basic_block_structure, create_basic_block,
4526 flow_delete_block, compute_bb_for_insn, split_block,
4527 try_redirect_by_replacing_jump, redirect_edge_and_branch,
4528 force_nonfallthru_and_redirect, tidy_fallthru_edge,
4529 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
4530 commit_edge_insertions, commit_edge_insertions_watch_calls,
4531 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4532 purge_all_dead_edges): Modified.
4533 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
4534 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
4535 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
4537 * conflict.c (conflict_graph_compute): Modified.
4538 * df.c (FOR_ALL_BBS): Removed.
4539 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
4540 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
4541 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
4542 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
4543 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
4544 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
4545 * final.c (compute_alignments, final_scan_insn): Modified.
4546 * flow.c (verify_local_live_at_start, update_life_info,
4547 update_life_info_in_dirty_blocks, free_basic_block_vars,
4548 delete_noop_moves, calculate_global_regs_live,
4549 initialize_uninitialized_subregs, allocate_bb_life_data,
4550 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
4551 mark_used_reg, count_or_remove_death_notes): Modified.
4552 * function.c (thread_prologue_and_epilogue_insns): Modified.
4553 * gcse.c (struct null_pointer_info): Change typo of current_block
4555 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
4556 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
4557 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
4558 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
4559 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
4560 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
4561 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
4562 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
4563 pre_delete, one_pre_gcse_pass, compute_transpout,
4564 invalidate_nonnull_info, delete_null_pointer_checks_1,
4565 free_code_hoist_mem, compute_code_hoist_vbeinout,
4566 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
4567 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
4568 compute_store_table, build_store_vectors, insert_insn_start_bb,
4569 insert_store, replace_store_insn, free_store_memory, store_motion):
4571 * global.c (global_alloc, global_conflicts, mark_elimination,
4572 build_insn_chain): Modified.
4573 * graph.c (print_rtl_graph_with_bb): Modified.
4574 * haifa-sched.c (sched_init): Modified.
4575 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
4576 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
4577 if_convert): Modified.
4578 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
4579 compute_insert_delete, pre_edge_lcm, compute_available,
4580 compute_farthest, compute_nearerout, compute_rev_insert_delete,
4581 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
4583 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
4584 * loop.c (loop_dump_aux): Modified.
4585 * predict.c (combine_predictions_for_insn, estimate_probability,
4586 last_basic_block_p, process_note_prediction, process_note_predictions,
4587 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
4588 expensive_function_p, estimate_bb_frequencies,
4589 compute_function_frequency): Modified.
4590 * print-rtl.c (print_rtx): Modified.
4591 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
4592 get_exec_counts, compute_branch_probabilities, compute_checksum,
4593 branch_prob, find_spanning_tree): Modified.
4594 * recog.c (split_all_insns, peephole2_optimize): Modified.
4595 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
4596 convert_regs_1, convert_regs_2, convert_regs): Modified.
4597 * regclass.c (scan_one_insn, regclass): Modified.
4598 * regmove.c (mark_flags_life_zones, regmove_optimize,
4599 combine_stack_adjustments): Modified.
4600 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
4601 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
4602 * reorg.c (dbr_schedule): Modified.
4603 * resource.c (find_basic_block, init_resource_info): Modified.
4604 * sbitmap.c (sbitmap_intersection_of_succs,
4605 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
4606 sbitmap_union_of_preds): Modified.
4607 * sched-deps.c (init_dependency_caches): Modified.
4608 * sched-ebb.c (schedule_ebbs): Modified.
4609 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
4610 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
4611 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
4612 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
4613 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
4614 ssa_const_prop): Modified.
4615 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
4616 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
4617 * ssa.c (remove_phi_alternative, find_evaluations,
4618 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
4619 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
4620 make_regs_equivalent_over_bad_edges,
4621 make_equivalent_phi_alternatives_equival,
4622 compute_conservative_reg_partition,
4623 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
4624 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
4627 2002-05-16 Mark Mitchell <mark@codesourcery.com>
4629 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
4631 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
4633 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
4634 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
4635 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
4636 calling CONSTANT_POOL_ADDRESS_P.
4637 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
4638 to decide whether to define __arm__ or __thumb.
4639 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
4640 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
4642 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4644 * config/arc/arc.h (CPP_PREDEFINES): Remove.
4646 (TARGET_CPU_CPP_BUILTINS): New.
4648 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4650 * cpphash.h (cpp_macro): Move here, and make expansion a union.
4651 * cppmacro.c (cpp_macro): Remove.
4652 (enter_macro_context, replace_args, warn_of_redefinition,
4653 _cpp_create_definition, cpp_macro_definition): Update.
4655 2002-05-16 Jason Merrill <jason@redhat.com>
4657 * config/mips/mips.c (mips_output_external): Don't do sdata
4658 optimization for a variable with DECL_COMDAT set.
4660 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4662 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
4663 Cleanups for accepting modifiers on pointers.
4664 Fix predicate typos.
4665 Allow long pointers as well as int pointers.
4667 2002-05-15 Richard Henderson <rth@redhat.com>
4669 * varasm.c (merge_weak): Remove special case for extern and common.
4671 2002-05-15 Matt Hiller <hiller@redhat.com>
4673 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
4675 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
4676 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
4677 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
4678 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
4679 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
4680 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
4682 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4684 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
4686 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4688 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
4689 ("altivec_mfvscr"): Read from VSCR.
4691 Add vscr sets for the following insns: altivec_vctuxs,
4692 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
4693 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
4694 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
4695 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
4696 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
4697 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
4698 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
4699 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
4700 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
4701 altivec_vsum2sws, altivec_vsumsws.
4703 * config/rs6000/rs6000.h: Add VSCR fixed register.
4704 (CALL_REALLY_USED_REGISTERS): Add vscr.
4705 (CALL_USED_REGISTERS): Same.
4706 (FIXED_REGISTERS): Same.
4707 (REG_ALLOC_ORDER): Same.
4708 (reg_class): Add VSCR_REGS.
4709 (REG_CLASS_NAMES): Same.
4710 (REG_CLASS_CONTENTS): Same.
4712 (REGISTER_NAMES): Add vscr.
4713 (DEBUG_REGISTER_NAMES): Same.
4714 (ADDITIONAL_REGISTER_NAMES): Same.
4715 (FIRST_PSEUDO_REGISTER): Increment.
4716 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
4718 2002-05-15 Jakub Jelinek <jakub@redhat.com>
4720 * fold-const.c (fold): Fix a typo.
4722 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
4724 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
4725 comparison against the highest or lowest integer value before
4726 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
4727 transformation and that of an unsigned comparison against 0
4730 2002-05-15 Richard Henderson <rth@redhat.com>
4732 * varasm.c (merge_weak): Error for any weakening after definition.
4733 Adjust weakening after use warning to catch more cases.
4734 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
4735 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
4737 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
4739 * invoke.texi (-malign-double): Re-add lost warning.
4741 * i386-protos.h (x86_output_mi_thunk): Declare.
4742 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
4743 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
4745 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
4746 when flag_asynchronous_unwind_tables is set.
4748 * flags.h (flag_reorder_functions): Declare.
4749 * function.c (prepare_function_start): Initialize frequnecy.
4750 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
4751 * Makefile.in (predict.o): Add dependency on target.h and params.h
4752 * defaults.h (HOT_TEXT_SECTION_NAME,
4753 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
4754 * predict.c (choose_function_section): New function.
4755 (estimate_bb_frequencies): Use it.
4756 * toplev.c (flag_reorder_functions): New global variable.
4757 (lang_independent_options): New.
4758 (parse_options_and_default_flags): Set.
4759 * varasm.c (assemble_start_function): Bypass functdion alignment
4760 for never executed functions.
4761 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
4762 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
4763 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
4766 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
4768 * predict.c: Inlude profile.h
4769 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
4770 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
4771 Use the information about maximal counter in the program.
4773 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
4775 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
4776 probably_never_executed_bb_p): New functions.
4777 * cfgcleanup.c (outgoing_edges_match): Use them.
4778 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
4779 (maybe_hot_bb_p, probably_cold_bb_p,
4780 probably_never_executed_bb_p): New functions.
4782 * function.h (function): Add new field function_frequency.
4783 * predict.c (compute_function_frequency): New function.
4784 (estimate_probability): Call it.
4786 2002-03-09 Jakub Jelinek <jakub@redhat.com>
4788 PR optimization/5172, optimization/5200
4789 * gcse.c (gcse_main): Disable store_motion.
4791 2002-05-14 Zack Weinberg <zack@codesourcery.com>
4793 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
4794 (c_common_nodes_and_builtins): Use it.
4795 (builtin_define_with_value): New function.
4796 (cb_register_builtins): Define __SIZE_TYPE__,
4797 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
4798 using builtin_define_with_value. Use consistent notation when
4799 defining __GXX_WEAK__.
4800 (WCHAR_TYPE_SIZE): Don't redefine.
4801 (combine_strings): Don't use WCHAR_TYPE_SIZE.
4803 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
4804 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
4805 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
4806 * tradcpp.c (initialize_builtins): Likewise.
4807 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
4809 * c-lex.h (builtin_define_with_value): Prototype.
4810 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
4811 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
4812 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
4814 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
4815 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
4816 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
4817 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
4818 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
4819 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
4820 config/sparc/sol2-bi.h, config/sparc/sparc.h:
4821 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
4822 to __SIZE_TYPE__ etc from all spec strings. When this makes
4823 extra specs empty, delete them.
4825 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
4827 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
4828 for PA8000 or generating dwarf2 call frame information.
4829 (output_call): Remove DO_FRAME_NOTES check from return pointer
4831 (following_call): Return 0 when scheduling for PA8000 or generating
4832 dwarf2 call frame information. Revise comment.
4834 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4837 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
4838 and __IEEE_FP_INEXACT as appropriate.
4839 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
4840 (CPP_SPEC): Remove ieee defines.
4841 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
4843 2002-05-14 Richard Henderson <rth@redhat.com>
4845 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
4846 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
4848 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4850 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
4852 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
4853 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
4854 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
4855 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
4856 (EXTRA_SPECS): Update.
4857 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
4858 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
4859 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
4860 define TARGET_OS_CPP_BUILTINS if necessary.
4862 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4864 * gcc.c (cpp_options): Must pass -m* and -f* options
4865 to the front end even when only preprocessing.
4866 (cc1_options): Remove redundant -lang-c.
4867 * tradcpp.c (main): Ignore -m options.
4869 * lang-specs.h: Similarly.
4871 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
4873 * genautomata.c (transform_3): Add code for transformation
4874 `(A,B,...)+C -> A+C,B,...'.
4876 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
4878 * final.c (end_final): Do not output profile_arcs constructor, when
4879 no functions are instrumented.
4881 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
4883 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
4885 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4887 * doc/install.texi: Remove special markup originally required for
4888 HTML generation with texi2html.
4890 2002-05-14 Andreas Schwab <schwab@suse.de>
4892 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
4894 (UNIQUE_SECTION): Define to get small data correctly.
4896 * varasm.c (resolve_unique_section): Add third parameter
4897 flag_function_or_data_sections and use it instead of
4898 flag_function_sections.
4899 (assemble_start_function): Pass flag_function_sections.
4900 (asm_emit_uninitialised): Pass flag_data_sections.
4901 (assemble_variable): Likewise.
4903 2002-05-14 Richard Henderson <rth@redhat.com>
4905 * config/i386/i386.md: Use define_constants for unspec numbers.
4906 * config/i386/i386.c: Likewise.
4908 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4910 * doc/contrib.texi: Update my entry.
4912 2002-05-13 Mark Mitchell <mark@codesourcery.com>
4914 * fixinc/inclhack.def (winidss_valist): Limit applicability.
4915 * fixinc/fixincl.x: Regenerated.
4916 * fixinc/tests/base/math.h: Update.
4917 * fixinc/tests/base/testing.h: Likewise.
4919 2002-05-13 Zack Weinberg <zack@codesourcery.com>
4921 * genattr.c (gen_attr): Don't emit a comma after the last
4924 2002-05-13 Richard Henderson <rth@redhat.com>
4926 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
4928 * recog.c (peephole2_optimize): Likewise.
4930 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
4932 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
4935 2002-05-13 Jeffrey A Law (law@redhat.com)
4937 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
4938 Update prototype and callers.
4939 (propagate_one_insn): Stack pointer adjustments kill MEMs on
4940 the mem_set_list which reference the stack pointer, as do
4941 calls to constant functions as they may clobber outgoing
4944 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
4946 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
4947 (ia32_multipass_dfa_lookahead): New function.
4949 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4951 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
4952 (translate_options): Remove 'V'.
4953 (process_command): Similarly.
4955 * invoke.texi: Remove documentation of 'V'.
4957 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
4959 * config/s390/linux.h: Revert 2002-04-22 changes.
4961 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
4963 * config/fr30/fr30.md: Only allow splits of immediate loads
4964 if the destination is a register.
4966 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4968 * Makefile.in (c-common.o, cppinit.o): Update.
4969 * c-common.c: Include except.h.
4970 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
4971 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
4972 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
4973 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
4974 CPP_PREDEFINES): Handle here.
4976 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
4977 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
4978 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
4979 TARGET_OS_CPP_BUILTINS.
4980 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
4981 (CPP_SPEC, EXTRA_SPECS): Update.
4982 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
4983 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
4984 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
4985 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
4986 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
4988 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
4989 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
4991 2002-05-12 Zack Weinberg <zack@codesourcery.com>
4993 * emit-rtl.c (global_rtl): Update comment.
4994 (const_double_htab, const_double_htab_hash,
4995 const_double_htab_hash, lookup_const_double): New.
4996 (const_int_htab_hash, const_int_htab_eq): Remove const
4997 qualifiers, which cause tons of warnings with RTL checking on.
4998 (gen_rtx_CONST_DOUBLE): Deleted.
4999 (const_double_from_real_value): New function - bears some
5000 resemblance to the former immed_real_const_1.
5001 (immed_double_const): Moved here from varasm.c and
5003 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
5004 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
5005 (gen_rtx): Use immed_double_const.
5006 (init_emit_once): Initialize the const_double_htab. Use
5007 REAL_VALUE_FROM_INT where possible. Can now use
5008 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
5009 * varasm.c (struct varasm_status): Remove x_const_double_chain.
5010 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
5011 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
5012 (init_varasm_status, mark_varasm_status): Don't touch
5013 x_const_double_chain.
5015 * output.h: Delete prototype for clear_const_double_mem.
5016 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
5017 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
5018 const_double_from_real_value, not immed_real_const_1, and use
5019 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
5021 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
5022 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
5023 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
5024 (gen_rtx_REG): Second arg is unsigned.
5026 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
5027 (excluded_rtx): New, return true for CONST_DOUBLE.
5028 (genmacro): Write nothing for excluded codes.
5029 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
5030 * expr.c (expand_expr): Likewise.
5031 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
5033 * toplev.c (rest_of_compilation): Don't call
5034 clear_const_double_mem.
5036 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
5037 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
5038 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
5039 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
5040 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
5041 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
5042 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
5043 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
5045 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5047 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
5049 2002-05-12 Tom Tromey <tromey@redhat.com>
5051 * tree.h (copy_node): Don't mention TREE_PERMANENT.
5053 2002-05-12 Zack Weinberg <zack@codesourcery.com>
5055 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
5056 (scan_comma_elt): New function. Accepts whitespace in comma lists.
5057 * gensupport.h: Prototype new routines.
5058 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
5060 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
5061 (next_comma_elt): Use scan_comma_elt.
5063 * config/i386/i386.md: Use new attribute notation to break up
5064 long lines in define_attr forms.
5066 2002-05-12 Richard Henderson <rth@redhat.com>
5068 * expr.c (compress_float_constant): New.
5069 (emit_move_insn): Use it.
5070 (float_extend_from_mem): New.
5071 (init_expr_once): Initialize it.
5072 * real.c (exact_real_truncate): New.
5074 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
5075 dropped into memory; penalize for size.
5076 (RTX_COSTS): FLOAT_EXTEND is free.
5077 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
5078 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
5080 2002-05-12 Richard Henderson <rth@redhat.com>
5082 * profile.h (profile_info): Add missing extern to declaration.
5083 * profile.c (profile_info): Define it.
5085 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5087 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
5088 used for DImode and TImode.
5090 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
5092 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
5095 2002-05-11 Zack Weinberg <zack@codesourcery.com>
5097 * config/rs6000/rs6000.c (rs6000_default_long_calls,
5098 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
5099 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
5100 (rs6000_override_options): Handle -m(no-)longcall.
5101 (init_cumulative_args, output_mi_thunk): Check for both
5102 longcall and shortcall attributes on the function.
5103 (rs6000_attribute_table): Add "shortcall".
5104 (rs6000_handle_longcall_attribute): Update comment.
5105 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
5106 altivec_expand_ternop_builtin): Add default clauses to switches
5107 to silence warnings.
5109 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
5110 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
5111 (TARGET_OPTIONS): Add longcall and no-longcall.
5113 * config/rs6000/rs6000.md (call_nonlocal_sysv,
5114 call_value_nonlocal_sysv): Split by alternatives. One pair
5115 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
5116 the call cookie. The other pair accepts only LR/CTR and has
5119 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
5120 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
5122 * config/rs6000/rs6000-c.c: New file.
5123 * config/rs6000/t-rs6000-c-rule: New file.
5124 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
5125 Prototype rs6000_pragma_longcall.
5127 * doc/extend.texi: Document shortcall attribute.
5128 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
5130 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5132 * reorg.c (dbr_schedule): Remove unnecessary test.
5134 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5136 * i386.md (testsi to testqi spliters): New.
5138 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
5140 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
5142 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
5144 * basic-block.h: New flag EDGE_CAN_FALLTHRU
5145 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
5146 that can be made fallthru.
5148 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
5150 * cfglayout.c (cleanup_unconditional_jumps): New static function.
5151 (cfg_layout_initialize): Use it.
5153 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
5155 * config/avr/avr.c (avr_mcu_types): Update supported devices.
5156 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5157 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5159 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
5161 * dbxout.c: Fix formatting.
5162 * dependence.c: Likewise.
5164 * diagnostic.c: Likewise.
5165 * doloop.c: Likewise.
5166 * dominance.c: Likewise.
5167 * doschk.c: Likewise.
5168 * dwarf2asm.c: Likewise.
5169 * dwarf2out.c: Likewise.
5170 * dwarfout.c: Likewise.
5172 2002-05-10 Richard Henderson <rth@redhat.com>
5174 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
5175 Convert integers constants as needed. Replace "nwords" field with
5177 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
5178 * function.h: Fix typo in comment.
5179 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
5181 2002-05-10 Roger Sayle <roger@eyesopen.com>
5183 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
5184 into the equivalent (signed char)c > 0.
5186 2002-05-10 Janis Johnson <janis187@us.ibm.com>
5188 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
5189 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
5190 (struct prefetch_info): Fix spelling of member bytes_accessed.
5191 (emit_prefetch_instructions): Make dump messages more regular;
5192 restructure code to add more dump messages; use new macros for
5193 heuristics. (There are no code generation changes in any of this).
5195 2002-05-10 David S. Miller <davem@redhat.com>
5197 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
5198 (struct rtx_def): Update unchanging flag comment.
5199 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
5200 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
5201 to be handled to INSN too.
5202 (dbr_schedule): Likewise.
5203 * resource.c (next_insn_no_annul): Likewise.
5205 * cse.c (rtx_cost): Remove multiplication by power of 2 special
5208 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5210 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
5211 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
5212 (possibly) work around broken /bin/sh.
5214 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5216 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
5217 . as N64/N32 libgcc_s.so subdirs.
5219 2002-05-10 David S. Miller <davem@redhat.com>
5221 * config/sparc/sparc.md: Use define_constants for unspec numbers.
5223 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
5225 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
5227 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
5228 * doc/rtl.texi: Document these macros more accurately.
5229 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
5230 JUMP_INSNs and CALL_INSNs.
5231 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
5232 or INSN_FROM_TARGET_P if the code is appropriate.
5234 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
5236 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
5237 before using SYMBOL_REF_FLAG (addr).
5239 * config/avr/avr-protos.h (avr_io_address_p): Declare.
5240 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
5241 Make non-static. Update all callers.
5242 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
5243 New insns to clear/set/test a single bit in I/O address space.
5245 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5247 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
5249 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5251 * Makefile.in: Update.
5252 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
5253 builtin_define_std): New.
5254 (c_common_init): Register CPP builtins callback.
5255 * c-common.h (flag_iso, flag_undef): New.
5256 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
5257 * c-lex.c: Don't include target.h.
5258 (cb_register_builtins): Move to c-common.c.
5259 (init_c_lex): Don't register hook here.
5260 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
5261 (cpp_define, cpp_assert): Remove.
5262 * gcc.c (cc1_options): Pass -undef to front end.
5263 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
5264 (TARGET_INITIALIZER): Update.
5265 * target.h (struct cpp_reader): Don't predeclare.
5266 (struct gcc_target): Remove cpp builtin hook.
5267 * tree.c (default_register_cpp_builtins): Remove.
5271 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5273 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
5275 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5277 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
5278 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
5280 2002-05-09 Jakub Jelinek <jakub@redhat.com>
5282 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
5283 * config/sparc/libgcc-sparc-glibc.ver: New file.
5284 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
5285 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
5287 2002-05-09 Jakub Jelinek <jakub@redhat.com>
5290 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
5291 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
5292 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
5294 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
5295 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
5296 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
5297 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
5299 2002-05-09 Richard Henderson <rth@redhat.com>
5301 * config/ia64/ia64.md: Use define_constants for unspec numbers.
5302 * config/ia64/ia64.c: Likewise.
5304 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
5306 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
5307 (save_restore_insns): Likewise.
5308 (mips_expand_prologue, mips_expand_epilogue): Update callers.
5309 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
5311 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
5313 * athlon.md, k6.md, pentium.md, ppro.md): New files.
5314 * i386.md: Move scheduling information into new files.
5316 * i386.md (type attribute): Add "rotate" for rotate insns.
5317 (rotate insns): Set type to "rotate".
5318 (various attributes and function units): Treat rotate like shift.
5319 (pent_pair attribute): Only rotates by one bit position are
5321 (sbb insns): Explicitly set pent_pair attribute on a couple
5322 that were missing it.
5324 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
5326 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
5327 make sure that buffer starts on odd word address.
5328 (sh_va_arg): Skip odd fp registers when reading a double precision
5331 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5333 * tree.h (preserve_data, object_permanent_p, type_precision):
5336 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5338 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
5339 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
5341 * cpp.texi: Update for removal of obsolete features.
5343 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
5344 Jeffrey A Law (law@redhat.com)
5346 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
5347 the DFA interface for Pentium processors.
5348 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
5349 (attr_pent_pair, ix86_pent_find_pair): Remove.
5350 (ix86_sched_reorder_pentium): Remove.
5351 (ix86_sched_reorder): Remove reordering for Pentium.
5352 * i386.md (Pentium scheduling): Rewrite using DFA description.
5354 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
5356 * cfganal.c (can_fallthru): Fix fast path.
5357 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
5358 with edges to the next block.
5360 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
5361 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
5363 * final.c (end_final): Use C trees to output data structures for profiling.
5365 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
5366 (profile.o): New dependency profile.h
5367 (final.o): New dependency profile.h
5368 * profile.h: New file. New global structure profile_info.
5369 * final.h (count_edges_instrumented_now): Declare.
5370 (current_function_cfg_checksum): Declare.
5371 (function_list): New structure.
5372 (functions_head, functions_tail): New static variables.
5373 (end_final): Emits more data, removed some -ax stuff.
5374 (final): Stores function names and chcksums.
5375 * gcov-io.h (__write_gcov_string): New function.
5376 (__read_gcov_string): New function.
5377 * gcov.c (read_profile): New function.
5378 (create_program_flow_graph): Uses read_profile instead of reading
5380 (read_files): Removed da_file checking, it's done by read_profile now.
5381 * libgcc2.c (bb_function_info): New structure.
5382 (bb): New field in structure, removed some -ax stuff.
5383 (__bb_exit_func): Changed structure of da_file.
5384 * profile.c (count_edges_instrumented_now): New global variable.
5385 (current_function_cfg_checksum): New global variable.
5386 (max_counter_in_program): New global variable.
5387 (get_exec_counts): New function.
5388 (compute_checksum): New function.
5389 (instrument_edges): Sets count_edges_instrumented_now.
5390 (compute_branch_probabilities): Uses get_exec_counts instead of
5392 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
5393 (init_branch_prob): Removed da_file checking, done in get_exec_counts
5395 (end_branch_prob): Removed da_file checking, done in get_exec_counts
5397 * gcov.texi: Updated information about gcov file format.
5399 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
5401 * sbitmap.c: Fix formatting.
5403 * scan-decls.c: Likewise.
5404 * sched-deps.c: Likewise.
5405 * sched-ebb.c: Likewise.
5406 * sched-rgn.c: Likewise.
5407 * sched-vis.c: Likewise.
5408 * sdbout.c: Likewise.
5409 * sibcall.c: Likewise.
5410 * simplify-rtx.c: Likewise.
5412 * ssa-ccp.c: Likewise.
5413 * ssa-dce.c: Likewise.
5415 * stor-layout.c: Likewise.
5416 * stringpool.c: Likewise.
5418 2002-05-09 David S. Miller <davem@redhat.com>
5420 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
5422 2002-05-07 David S. Miller <davem@redhat.com>
5424 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
5425 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
5426 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
5427 library implementation clobbers the output before the inputs
5428 are fully consumed, use stack temporary for the output.
5430 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
5432 * config/netbsd.h (CPP_SPEC): Remove.
5433 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
5434 * config/i386/netbsd.h (CPP_SPEC): Define.
5435 * config/ns32k/netbsd.h (CPP_SPEC): Define.
5436 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
5437 * config/sparc/netbsd.h (CPP_SPEC): Define.
5438 * config/vax/netbsd.h (CPP_SPEC): Define.
5440 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
5442 * read-rtl.c: Fix formatting.
5444 * recog.c: Likewise.
5445 * regclass.c: Likewise.
5446 * regmove.c: Likewise.
5447 * reg-stack.c: Likewise.
5448 * reload1.c: Likewise.
5449 * reload.c: Likewise.
5450 * resource.c: Likewise.
5451 * rtlanal.c: Likewise.
5453 * rtl-error.c: Likewise.
5455 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5457 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
5458 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
5460 2002-05-08 Bernd Schmidt <bernds@redhat.com>
5462 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
5463 use __SSE2__ macro instead.
5464 * config/i386/xmmintrin.h: Likewise.
5466 2002-05-08 Janis Johnson <janis187@us.ibm.com>
5468 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
5469 and use it in all invocations of these macros. Clean up comments.
5470 * rtl.c (rtl_check_failed_flag): Add an argument for the name
5471 of the flag access macro whose check failed.
5472 * doc/rtl.texi (Flags): Document additional flag uses.
5474 2002-05-08 Robert Spier <rspier@pobox.com>
5475 Neil Booth <neil@daikokuya.demon.co.uk>
5477 PR preprocessor/6521
5478 * cppfiles.c (handle_missing_header): Don't do anything
5479 different for <> includes.
5481 * cppopts.texi: Update documentation for -MG.
5483 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
5485 * cpplex.c (cpp_interpret_charconst): Truncate as well as
5488 * cpp.texi: Clarify multichar charconst valuation.
5490 2002-05-08 Mark Mitchell <mark@codesourcery.com>
5492 * doc/invoke.texi: Document -mwindiss option.
5494 2002-05-08 Jason Merrill <jason@redhat.com>
5496 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
5498 * dwarf2out.c (gen_type_die): Abort on broken recursion.
5501 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
5504 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
5506 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
5507 little-endian multilibs to override arm/thumb multilibs.
5508 Do not build hardware floating point multilibs, nor apcs-26
5509 multilibs for the Thumb.
5511 2002-05-08 Mark Mitchell <mark@codesourcery.com>
5514 * varasm.c (mark_weak): New function.
5515 (merge_weak): Use it. Do not call declare_weak.
5516 (declare_weak): Use merge_weak.
5518 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
5520 * cse.c (dead_libcall_p): Update counts.
5521 (delete_trivially_dead_insns): Update call of dead_libcall_p.
5523 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5525 * cfglayout.c (function_tail_eff_head): Rename to ...
5526 (function_footer): ... this one.
5527 (unlink_insn_chain): New functions.
5528 (label_for_bb): Only call block_label and emit debug message.
5529 (record_effective_endpoints): Actually unlink the headers and footers.
5530 (fixup_reorder_cahin): Re-insert the unlinked sequences.
5531 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
5532 * cfglayout.h (struct reorder_block_def): New fields footer/header;
5533 remove eff_head/eff_end.
5534 * rtl.h (set_first_insn): Declare.
5535 * emit-rtl.c (set_first_insn): New function.
5537 * cfglayout.c (fixup_reorder_chain): Dump duplicated
5538 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
5539 cfg_layout_duplicate_bb): New global function.
5540 (duplicate_insn_chain): New static function.
5541 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
5542 cfg_layout_duplicate_bb): Declare.
5543 (struct reorder_block_def): Add "original" field.
5544 * emit-rtl.c (emit_copy_of_insn_after): New function.
5545 * rtl.h (emit_copy_of_insn_after): Declare.
5547 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
5548 (fixup_reorder_chain): properly handle edges to exit block.
5550 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5551 Jan Hubicka <jh@suse.cz>
5553 * basic-block.h (note_prediction_to_br_prob): declare.
5554 * c-semantics.c: Inlucde predit.h
5555 (expand_stmt): predict GOTO_STMT as not taken.
5556 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
5557 (cleanup_cfg): Do not free tail_recursion_list.
5558 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
5559 (flow_delete_block): Kill predictions past end of basic block.
5560 * output.h (delete_unreachable_blocks): Declare.
5561 * predict.c (predicted_by_p, process_note_predictions,
5562 process_note_prediction, last_block_p): New function.
5563 (estimate_probability): Bypass loop on PRED_CONTINUE;
5564 do not handle noreturn heuristics; kill PRED_RETURN; add
5566 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
5567 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
5568 * predict.h (IS_TAKEN): New constant.
5569 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
5570 * rtl.c (NOTE_INSN_PREDICTION): New.
5571 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
5573 (insn_note): add NOTE_INSN_PREDICTION.
5574 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
5575 CFG; free tail_recursion_label_list.
5576 * stmt.c: Include predict.h;
5577 (return_prediction): New.
5578 (expand_value_return): Use it.
5579 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
5581 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
5583 * config/mips/mips.md: Name the unspecs with define_constant.
5584 (*HILO_delay): Rename to 'hilo_delay' (no star).
5585 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
5586 (reload_outdi, reload_outsi): Likewise.
5588 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
5590 * toplev.c: Fix formatting.
5592 2002-05-07 Janis Johnson <janis187@us.ibm.com>
5594 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
5595 * configure.in (ac_rtlflag_checking): New.
5596 * doc/install.texi (--enable-checking): Document RTL flag checking.
5598 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
5600 * c-common.c (c_common_init): Set options->unsigned_wchar.
5601 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
5602 group target dependencies.
5603 (init_builtins, cpp_handle_option): Update.
5604 * cpplex.c (cpp_interpret_charconst): Update.
5605 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
5606 signed_char to unsigned_char, group target dependencies.
5607 * defaults.h (WCHAR_UNSIGNED): Remove.
5608 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
5610 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
5611 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
5612 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
5613 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
5614 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
5616 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
5618 2002-05-07 Mark Mitchell <mark@codesourcery.com>
5620 * fixinc/inclhack.def (windiss_math1): New fix.
5621 (windiss_math2): Likewise.
5622 (windiss_valist): Likewise.
5623 * fixinc/fixincl.x: Regenerated.
5625 2002-05-07 Andreas Jaeger <aj@suse.de>
5627 * genautomata.c (output_internal_min_issue_delay_func): Add
5628 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
5629 (output_internal_trans_func): Likewise.
5631 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
5633 * pa.c (hppa_profile_hook): Use force_reg to get the address
5634 of the profile hook into an appropriate pseudo register.
5636 2002-05-07 Mark Mitchell <mark@codesourcery.com>
5638 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
5639 (LINK_START_SPEC): Handle it.
5640 (LINK_OS_SPEC): Likewise.
5641 (CPP_SPEC): Likewise.
5642 (STARTFILE_SPEC): Likewise.
5643 (LIB_SPEC): Likewise.
5644 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
5646 (CRTSAVRES_DEFAULT_SPEC): New macro.
5647 (LIB_WINDISS_SPEC): New macro.
5648 (CPP_OS_WINDISS_SPEC): Likewise.
5649 (STARTFILE_WINDISS_SPEC): Likewise.
5650 (ENDFILE_WINDISS_SPEC): Likewise.
5651 (LINK_START_WINDISS_SPEC): Likewise.
5652 (LINK_OS_WINDISS_SPEC): Likewise.
5653 * config/rs6000/windiss.h: New file.
5655 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
5657 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
5659 2002-05-06 David S. Miller <davem@redhat.com>
5661 * config/sparc/sparc.md (shift insns): Do not mask off
5662 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
5665 2002-05-06 Richard Henderson <rth@redhat.com>
5668 * expr.c (highest_pow2_factor_for_type): New.
5669 (expand_assignment): Use it.
5671 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
5673 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
5675 ("altivec_mfvscr"): Same.
5677 2002-05-06 Janis Johnson <janis187@us.ibm.com>
5679 * rtl.h (struct rtx_def): Update comments.
5680 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
5681 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
5682 RTL_FLAG_CHECK macros with list of expected RTL codes.
5683 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
5684 (rtl_check_failed_flag): New.
5685 * reload1.c (reload): Use REG macro before changing rtx to MEM.
5686 (reload_cse_noop_set_p): Check rtx code before using access macro.
5687 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
5688 before using access macro.
5690 2002-05-06 Janis Johnson <janis187@us.ibm.com>
5692 * doc/rtl.texi (Flags): Update to reflect current usage.
5694 2002-05-06 Roger Sayle <roger@eyesopen.com>
5697 * fold-const.c (sign_bit_p): New function.
5698 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
5699 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
5700 Reapply fold when converting (A & C) == C into (A & C) != 0.
5701 (fold_binary_op_with_conditional_arg): Fix typo in comment.
5703 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
5705 * c-common.c (warn_multichar): New.
5706 (c_common_init): Set CPP's warn_multichar.
5707 * c-common.h (warn_multichar): New.
5708 * c-decl.c (warn_multichar): Remove.
5709 * c-lex.c (lex_charconst): Update.
5710 * c-tree.h (warn_multichar): Remove.
5711 * cppexp.c (eval_token): Sign-extend charconst value.
5712 * cppinit.c (cpp_create_reader): Set warn_multichar.
5713 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
5714 each character. Update prototype. Sign-extend the result.
5715 * cpplib.h: Fix conditions.
5716 (struct cpp_options): Add new warning flag.
5717 (cpp_interpret_charconst): Update prototype.
5719 * cpp.texi: Update documentation.
5721 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
5723 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
5724 Fix typo in usage of allof instead of unit.
5726 2002-05-06 Richard Henderson <rth@redhat.com>
5728 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
5729 and any jump or call for IN.
5731 2002-05-06 Bernd Schmidt <bernds@redhat.com>
5733 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
5735 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
5737 2002-05-06 Roger Sayle <roger@eyesopen.com>
5739 * fold-const.c (lshift-double): Cast the high word to an unsigned
5740 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
5741 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
5742 avoid compiler warning. (fold): Remove redundant code from
5743 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
5745 2002-05-06 Jeff Law <law@redhat.com>
5747 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
5748 * pa.c (pa_adjust_cost): Remove all true dependency cost
5749 adjustments. Also remove support for non-DFA scheduling.
5750 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
5751 to adjust true dependency costs. Update various comments.
5752 (7100lc, 7200, 7300 scheduling): Simplify by combining the
5753 FP ALU & MPY units into a single unit.
5755 2002-05-06 Catherine Moore <clm@redhat.com>
5757 * config/v850/v850.c (compute_register_save_size): Make sure
5758 to count all of the registers that will be saved.
5760 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
5762 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
5764 2002-05-06 David S. Miller <davem@redhat.com>
5766 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
5767 allow result to overlap input operands in memory.
5769 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
5772 * cpp.texi: Update multichar charconst docs.
5774 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
5776 * cpplex.c (cpp_interpret_charconst): Sign-extend each
5777 character. Don't ignore excess characters. Treat
5778 multicharacter character constants as signed.
5779 (cpp_parse_escape): Clarify diagnostic.
5781 2002-05-05 Jakub Jelinek <jakub@redhat.com>
5783 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
5784 use add instead of shift.
5785 (ashldi3_sp64): Likewise.
5786 (ashlsi3_const1, ashldi3_const1): Remove.
5787 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
5788 * config/sparc/sparc.c (const1_operand): New.
5790 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
5792 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
5794 2002-05-05 Jakub Jelinek <jakub@redhat.com>
5797 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
5799 2002-05-05 Richard Henderson <rth@redhat.com>
5801 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
5802 memory latency adjustments.
5803 (alpha_variable_issue): Remove.
5804 (alpha_use_dfa_pipeline_interface): New.
5805 (alpha_multipass_dfa_lookahead): New.
5806 * config/alpha/alpha.md: Remove define_function_unit scheduling;
5807 include new dfa scheduling.
5808 (attr type): Add none.
5810 * config/alpha/ev4.md: New.
5811 * config/alpha/ev5.md: New.
5812 * config/alpha/ev6.md: New.
5814 2002-05-05 David S. Miller <davem@redhat.com>
5816 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
5818 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
5820 * cse.c: Fix formatting.
5821 * emit-rtl.c: Likewise.
5823 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
5825 * genautomata.c (initiate_states): Add additional guard to
5826 initialize `units_array'.
5828 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
5830 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
5831 process_unit_to_form_the_same_automaton_unit_lists,
5832 form_the_same_automaton_unit_lists
5833 check_unit_distributions_to_automata): New prototypes and
5835 (check_automata): Rename it into `check_automata_insn_issues'.
5836 (unit_decl): New fields `the_same_automaton_unit' and
5837 `the_same_automaton_message_reported_p'.
5838 (unit_decl_t): New typedef.
5839 (the_same_automaton_lists): New gloval variable.
5840 (unit_regexp, unit_set_el, units_array, units_cmp,
5841 output_get_cpu_unit_code_func): Use the typedef.
5842 (evaluate_max_reserv_cycles): Increment
5843 `description->max_insn_reserv_cycles'.
5844 (initiate_states): Don't increment `max_cycles_num'.
5845 (transform_insn_regexps): Move code around transformation of
5846 regexps from `generate'.
5847 (generate): Remove call of `transform_insn_regexps'.
5848 (expand_automata): Call `transform_insn_regexps' and
5849 `check_unit_distributions_to_automata'. Check errors before
5852 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
5853 automaton `ultrasparc3_1'.
5855 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
5857 * c-common.c (c_common_init): Set up CPP arithmetic.
5858 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
5859 something reasonable for the host.
5860 (sanity_checks): Add checks.
5861 (cpp_read_main_file): Call sanity_checks() from here...
5862 (cpp_post_options): ... not here.
5863 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
5864 * cpplib.h (struct cpp_options): New member int_precision.
5866 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5868 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
5870 2002-05-04 David S. Miller <davem@redhat.com>
5872 * config/sparc/linux.h, config/sparc/linux64.h
5873 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
5875 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
5877 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
5879 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
5882 2002-05-05 Tim Josling <tej@melbpc.org.au>
5884 * treelang; New directory for new sample language treelang.
5886 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5888 * Makefile.in (c-lex.o): Update.
5889 * c-lex.c: Include target.h.
5890 (cb_register_builtins): New.
5891 (init_c_lex): Set builtins callback.
5892 * c-lex.h (cpp_define, cpp_assert): New prototypes.
5893 * cppinit.c (init_builtins): Use callback, including for
5895 * cpplib.h (struct cpp_callbacks): New member.
5896 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
5897 (TARGET_INITIALIZER): Update.
5898 * target.h (struct gcc_target): New hook.
5899 * tree.c (default_register_cpp_builtins): New.
5900 * tree.h (default_register_cpp_builtins): New.
5902 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
5904 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5906 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
5907 (cpp_post_options): Move sanity checks to...
5908 (sanity_checks): New.
5909 * cpplex.c (maybe_read_ucs): Fix prototype.
5910 (parse_string, cpp_parse_escape): Cast for %c format specifier.
5911 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
5914 2002-05-04 Bernd Schmidt <bernds@redhat.com>
5916 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
5917 builtins. Use V2DI patterns instead of TI for logical operations.
5918 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
5919 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
5920 (ix86_expand_builtins): Change the pattern used for movntdq.
5921 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
5922 sse2_nandv2di3): New patterns.
5923 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
5925 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
5926 (cvtdq2pd): Correct mode on operand 1.
5927 (sse2_umulsidi3): Describe without unspec.
5928 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
5930 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
5931 (ashlv2di3): Likewise, from sse2_ashlv2di3.
5932 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
5933 ashlv4si3, ashlv2di3): Use SImode for shift count.
5934 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
5935 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
5937 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
5939 (__m128i, __m128d): New macros.
5940 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
5941 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
5942 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
5943 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
5944 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
5945 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
5946 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
5947 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
5948 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
5949 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
5950 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
5951 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
5952 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
5953 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
5954 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
5955 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
5956 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
5957 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
5958 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
5959 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
5960 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
5961 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
5962 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
5963 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
5964 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
5965 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
5966 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
5967 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
5968 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
5969 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5970 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
5971 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
5972 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
5973 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
5974 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
5975 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
5976 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
5978 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
5979 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
5981 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
5983 * dwarf2out.c: Fix formatting.
5984 * varasm.c: Likewise.
5986 2002-05-04 David Edelsohn <edelsohn@gnu.org>
5989 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
5990 clobber and use result as temporary value.
5992 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
5994 * expr.c (force_operand): Use expand_simple_* to handle more
5997 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5999 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
6001 (lex_charconst): Update for change in prototype of
6002 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
6004 * cpphash.h (BITS_PER_CPPCHAR_T): New.
6005 * cppinit.c (cpp_create_reader): Initialize them for no
6006 change in semantics.
6007 (cpp_post_options): Add sanity checks.
6008 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
6009 and truncation issues. Calculate in type cppchar_t.
6010 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
6011 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
6012 run-time dependent precision correctly. Return whether the
6013 result is signed or not.
6014 * cpplib.c (dequote_string): Use cppchar_t; update.
6015 * cpplib.h (cppchar_signed_t): New.
6016 struct cpp_options): New precision members.
6017 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
6018 * cppexp.c (eval_token): Update.
6020 2002-05-03 David S. Miller <davem@redhat.com>
6022 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
6023 * config/sparc/sparc.c (sparc_rtx_costs): New function
6024 implementing RTX_COSTS and CONST_COSTS.
6025 * config/sparc/sparc.h (CONST_COSTS): Delete.
6026 (RTX_COSTS_CASES): Define.
6027 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
6030 * config/sparc/sparc.md (DFA schedulers): Split out...
6031 * config/sparc/cypress.md, config/sparc/hypersparc.md,
6032 config/sparc/sparclet.md, config/sparc/supersparc.md,
6033 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
6035 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
6036 checks on it, always defined for Sparc.
6038 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
6039 Tweak, and add more detailed comments.
6041 2002-05-03 Zack Weinberg <zack@codesourcery.com>
6043 * Re-apply patch accidentally reverted with
6044 DFA scheduler merge: remove all rules and variables to slurp
6045 source files out of libiberty and rebuild them with HOST_CC.
6046 ($(HOST_PREFIX_1)varray.o): New rule.
6047 (genattrtab rule): Word wrap.
6049 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6051 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
6052 (CPP_SUBTARGET_SPEC): Define.
6053 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
6054 cpp_subtarget specs.
6055 (CPP_SPEC): Redefine to include %(cpp_subtarget).
6057 2002-05-03 David S. Miller <davem@redhat.com>
6059 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
6060 * target.h (struct gcc_target): Delete cycle_display member.
6062 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
6063 (rtx_needs_barrier): Delete reference to cycle_display unspec.
6064 (ia64_sched_reorder2): Mention need for cycle display handling
6065 once such notes exist.
6067 2002-05-03 Richard Henderson <rth@redhat.com>
6069 * real.c (etoasc): Strip most trailing zeros for clarity.
6070 * sched-vis.c: Include real.h.
6071 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
6072 * Makefile.in (sched-vis.o): Add real.h.
6074 2002-05-03 David S. Miller <davem@redhat.com>
6076 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
6079 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
6081 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
6082 when we get an out of range literal.
6083 (altivec_expand_ternop_builtin): Same.
6084 (altivec_expand_unop_builtin): Same.
6085 (altivec_expand_builtin): Same, for dss.
6086 (altivec_expand_builtin): Use trees instead of rtl when
6087 determining literal argument validity.
6089 2002-05-03 David S. Miller <davem@redhat.com>
6091 Delete cycle display scheduling hook.
6092 * config/ia64/ia64.c (ia64_cycle_display,
6093 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
6094 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
6095 and use emit_insn_before instead of ia64_emit_insn_before.
6096 * config/ia64/ia64.md (unspec usage): Delete cycle display.
6097 (cycle_display): Delete insn pattern.
6098 * config/sparc/sparc.md (unspec usage): Delete cycle display.
6099 (cycle_display): Delete insn pattern.
6100 * config/sparc/sparc.c (sparc_cycle_display,
6101 TARGET_SCHED_CYCLE_DISPLAY): Delete.
6102 * doc/md.texi (cycle_display): Don't mention.
6103 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
6105 2002-05-03 Richard Henderson <rth@redhat.com>
6107 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
6108 * recog.h: Declare them.
6110 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
6111 * config/sparc/sparc.md: Use store_data_bypass_p instead.
6112 * config/sparc/sparc-protos.h: Update.
6114 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6116 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
6117 -D__arch64__. Add -D_LP64.
6118 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
6120 (CPP_ARCH64_SPEC): Likewise.
6121 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
6122 (NO_BUILTIN_SIZE_TYPE): Undef.
6124 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
6126 * genautomata.c (min_issue_delay_pass_states): Change return type
6128 (min_issue_delay_pass_states): Change the algorithm.
6129 (min_issue_delay): Set up min_insn_issue_delay for the state.
6130 (output_min_issue_delay_table): Interchange the nested loops and
6131 and initiate min_insn_issue_delay for states.
6133 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
6135 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
6138 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
6140 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
6143 2002-05-03 Richard Henderson <rth@redhat.com>
6146 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
6147 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
6148 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
6149 code before JUMP, not EARLIEST.
6151 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
6153 * c-format.c (check_format_info_main): Don't check for presence of
6154 parameter for * width until after operand number has been read,
6155 and only check for it if format parameters are available.
6158 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6160 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
6161 (LINK_SPEC): Undef before defining.
6163 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6165 PR preprocessor/6489
6166 * tradcpp.c (fixup_newlines): New.
6167 (main, finclude): Use it.
6169 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
6171 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
6172 * config/mips/mips.c (mips_unique_section): Strip encoding from
6175 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6177 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
6180 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6182 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
6183 (Specific): Removed buildstats references.
6184 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
6185 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
6186 Accomodate Solaris versions beyond 8.
6187 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
6188 (Specific, *-*-solaris2.8): Removed, obsolete.
6190 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6193 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
6194 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
6195 fill leaf_reg_remap with identity.
6196 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
6198 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
6200 * config/h8300/crti.asm: Remove trailing spaces.
6201 * config/h8300/h8300.c: Likewise.
6202 * config/h8300/lib1funcs.asm: Likewise.
6204 2002-05-02 Jason Merrill <jason@redhat.com>
6206 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
6207 * c-decl.c (c_init_decl_processing): Use it.
6208 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
6209 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
6210 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
6212 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
6214 * regrename.c: Fix formatting.
6217 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
6219 * i386.md (attribute memory): Handle compares properly.
6221 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
6223 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
6226 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
6228 * function.c: Fix formatting.
6230 2002-05-02 Jan Hubicka <jh@suse.cz>
6232 * haifa-sched.c (schedule_insn): Print table of instructions and
6234 (sched_block): Do not print ready list at verbosity level 1.
6235 * sched-vis.c (print_insn): Make global.
6236 * sched-ebb.c (ebb_print_insn): Rename from...
6237 (print_insn): ... this one.
6238 * sched-int.h (print_insn): Declare
6240 2002-05-02 Richard Henderson <rth@redhat.com>
6242 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
6243 emitted by cycle_display.
6245 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
6247 * doc/install.texi (*-*-freebsd*): Update to latest status.
6249 2002-05-02 Jakub Jelinek <jakub@redhat.com>
6252 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
6253 * config/float-sparc.h: Assume 128-bit long double if
6254 __LONG_DOUBLE_128__ is defined.
6256 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
6258 * genattrtab.c (write_function_unit_info): Add a dummy element
6259 when num_units == 0.
6261 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6263 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
6264 TYPE_MODE (double_type_node) instead of DFmode.
6266 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
6268 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
6270 * toplev.c (rest_of_compilation): Revert Richard's patch.
6272 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6274 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
6276 2002-05-02 Catherine Moore <clm@redhat.com>
6278 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
6280 2002-05-02 Kazu Hirata <kazu@hxi.com>
6282 * combine.c: Fix comment typos.
6284 * genautomata.c: Likewise.
6288 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
6290 * doc/install.texi: State GNAT version requirements.
6292 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
6294 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
6295 of the frame pointer or arg pointer register which strict register
6296 checking is not enabled.
6298 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
6300 * gcc.dg/altivec-8.c: New.
6302 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
6303 PRE_INC and PRE_DEC for altivec modes.
6305 2002-05-01 Bruce Korb <bkorb@gnu.org>
6307 * fixinc/check.tpl(set-writable): make sure the function exists first
6308 * fixinc/inclhack.def(alpha_assert): fix test_text
6309 * fixinc/tests/base/assert.h: add in missing result
6311 2002-05-01 Jeff Law <law@redhat.com>
6313 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
6316 2002-05-01 Joel Brobecker <brobecker@gnat.com>
6318 * dbxout.c (dbxout_type): Emit size information for range types,
6319 as well, but only when using GDB extensions.
6321 2002-05-01 Richard Henderson <rth@redhat.com>
6323 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
6324 target-independent gnu binutils date test.
6326 2002-05-01 Richard Henderson <rth@redhat.com>
6328 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
6329 info before expunging the block.
6331 2002-05-01 Jakub Jelinek <jakub@redhat.com>
6333 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
6334 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
6335 -M -or -MM is in effect.
6337 2002-05-01 Zack Weinberg <zack@codesourcery.com>
6339 * config.gcc: Correct test of --enable-obsolete. Obsolete all
6340 A29k configurations.
6341 * doc/install.texi: Update to match.
6343 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6346 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
6347 for duplicates. Always loop over whole list.
6349 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6351 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
6353 2002-05-01 Joel Sherrill <joel@OARcorp.com>
6355 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
6358 2002-05-01 Joel Sherrill <joel@OARcorp.com>
6360 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
6362 2002-05-01 David Edelsohn <edelsohn@gnu.org>
6364 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
6365 (nabs_nopower): Same.
6366 (floatdisf2): New pattern.
6367 (absdi2): Convert to define_insn_and_split.
6372 (fix_trunctfdi2): Same.
6373 (fix_trunctfsi2): Same.
6375 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
6377 * doc/install.texi: Update Texinfo version requirement
6380 2002-05-01 Jakub Jelinek <jakub@redhat.com>
6382 PR target/6512, PR target/5628
6383 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
6384 when memory is not aligned.
6385 (movdf_insn_v9only_vis): Likewise.
6386 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
6387 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
6388 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
6390 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
6392 * gcc.dg/altivec-7.c: New.
6394 * config/rs6000/altivec.h: Cleanup.
6396 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
6398 * doc/invoke.texi (Option Summary): Add -mvrsave=.
6399 (RS/6000 and PowerPC Options): Document -mvrsave=.
6401 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
6402 (rs6000_altivec_vrsave_string): Same.
6403 (rs6000_override_options): Call rs6000_parse_vrsave_option.
6404 (rs6000_parse_vrsave_option): New.
6405 (rs6000_stack_info): Only generate vrsave instructions when
6406 TARGET_ALTIVEC_VRSAVE.
6408 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
6409 (rs6000_altivec_vrsave_string): Define extern.
6410 (rs6000_altivec_vrsave): Same.
6411 (TARGET_ALTIVEC_VRSAVE): New.
6413 2002-04-30 Richard Henderson <rth@redhat.com>
6416 * toplev.c (rest_of_compilation): Don't run cross-jump before
6419 2002-04-30 Tom Rix <trix@redhat.com>
6421 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
6422 check which_alternative.
6424 2002-04-30 Kazu Hirata <kazu@hxi.com>
6426 * cpplex.c: Fix comment formatting.
6427 * function.c: Likewise.
6428 * integrate.c: Likewise.
6429 * regrename.c: Likewise.
6430 * sibcall.c: Likewise.
6431 * simplify-rtx.c: Likewise.
6432 * tree-inline.c: Likewise.
6434 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
6436 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
6437 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
6438 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
6439 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
6440 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
6441 * pa/x-ada: New file. Define ADA_CFLAGS.
6443 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
6445 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
6446 from MMIX_LAST_REGISTER_FILE_REGNUM.
6447 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
6448 (struct machine_function): New member highest_saved_stack_register
6449 previously static variable in mmix.c.
6450 (MACHINE_DEPENDENT_REORG): Define.
6451 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
6452 (MMIX_OUTPUT_REGNO): New.
6453 (mmix_target_asm_function_prologue): Move calculation of last used
6454 saved-stack-register into...
6455 (mmix_machine_dependent_reorg): New function. Update to also handle
6457 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
6458 register names, simplify somewhat by new variable regno.
6459 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
6461 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
6462 emitting register names.
6463 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
6464 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
6466 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
6469 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
6471 2002-04-30 Richard Henderson <rth@redhat.com>
6473 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
6474 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
6475 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
6476 emit_tfmode_cvt): New.
6477 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
6478 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
6479 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
6480 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
6481 * config/sparc/sparc-protos.h: Update.
6483 2002-04-30 Janis Johnson <janis187@us.ibm.com>
6485 * install.texi (Final install): Add to the list of info to include
6486 in a report of a successful bootstrap, and add link to 3.1 list.
6488 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
6490 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
6491 (mode): Add vector modes
6492 (i387): Kill attribute.
6493 (unit): New attribute.
6494 (length_immediate): Grok new types.
6495 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
6496 (modrm): Use "unit".
6497 (memory): Handle MMX/SSE properly.
6498 (scheduling descriptions): Kill uses of fop1.
6499 (sse, mmx, fp patterns): Set type and mode properly.
6501 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
6503 * pa.c (override_options): Default to PA8000 scheduling.
6504 * doc/invoke.texi (HP-PA options): Mention newly added 7300
6505 scheduling parameter.
6507 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
6508 handling of double precision multiplies.
6510 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
6511 fpdiv and fpsqrt instructions.
6512 (7200 & 7300 scheduling): Fix typo in handling of
6513 store-load and store-store penalties.
6515 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6517 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
6518 mips. Add two missing commas.
6520 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
6522 * doc/contrib.texi (Contributors): Update Paolo Carlini's
6523 and Benjamin Kosnik's entries.
6525 2002-04-29 David S. Miller <davem@redhat.com>
6527 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
6528 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
6529 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
6530 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
6532 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6534 * combine.c (find_split_point): Use gen_int_mode.
6536 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
6538 Merging code from dfa-branch:
6540 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
6542 * genautomata.c (output_reserv_sets): Fix typo.
6544 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
6546 * genautomata.c (output_reserv_sets): Remove
6547 next_cycle_output_flag.
6549 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
6551 * sched-rgn.c (init_ready_list): Make the DFA code handle
6552 USE/CLOBBER insns in the same way as the traditional
6554 (new_ready): Similarly..
6556 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
6558 * haifa-sched.c (schedule_block): Change the DFA state only after
6561 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
6563 * pa.c (hppa_use_dfa_pipeline_interface): New function.
6564 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
6565 (override_options): Add PA7300 scheduling support.
6566 (pa_adjust_cost): Update various comments. Properly
6567 handle anti and output dependencies when using the
6569 (pa_issue_rate): Add PA7300 scheduling support.
6570 (pa_can_combine_p): Call extract_insn before calling
6571 constrain_operands (taken from mainline tree).
6572 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
6573 * pa.md (cpu attr): Add 7300. Rewrite pipeline
6574 descriptions using DFA descriptions. Add PA7300
6577 2002-03-30 David S. Miller <davem@redhat.com>
6579 Add UltraSPARC-III DFA scheduling support.
6580 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
6581 Update FP conditional move on register insn patterns to use it, as
6583 (define_attr cpu): Add ultrasparc3.
6584 (define_attr us3load_type): New, update integer load patterns to
6585 set it, as appropriate.
6586 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
6587 (rest): Add UltraSPARC3 scheduling description.
6588 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
6589 (PROCESSOR_ULTRASPARC3): New.
6590 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
6591 ({ASM,CPP}_CPU_SPEC): Likewise.
6592 (REGISTER_MOVE_COST): Likewise.
6593 (RTX_COSTS): Likewise.
6594 * config/sparc/sparc.c (sparc_override_options,
6595 sparc_initialize_trampoline, sparc64_initialize_trampoline,
6596 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
6597 sparc_issue_rate): Likewise.
6598 * config/sparc/sol2.h: Likewise.
6599 * config/sparc/sol2-sld-64.h: Likewise.
6600 * config/sparc/linux64.h: Likewise.
6602 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
6604 * doc/md.texi: Add comments about usage the latency time for the
6605 different dependencies and about case when two or more conditions
6606 in different define_insn_reservations returns TRUE for an insn.
6608 * doc/md.texi: Add reference for automaton based pipeline
6611 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
6613 * doc/passes.texi: Add missed information about genattrtab.
6615 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
6617 * genautomata.c (output_automata_list_transition_code): Check
6618 automata_list on NULL.
6620 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
6622 * genautomata.c (output_insn_code_cases,
6623 output_automata_list_min_issue_delay_code,
6624 output_automata_list_transition_code,
6625 output_automata_list_state_alts_code): Comment the functions.
6627 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
6629 * genautomata.c (automata_list_el_t): New typedef.
6630 (get_free_automata_list_el,free_automata_list_el,
6631 free_automata_list, automata_list_hash, automata_list_eq_p,
6632 initiate_automata_lists, automata_list_start, automata_list_add,
6633 automata_list_finish, finish_automata_lists,
6634 output_insn_code_cases, output_automata_list_min_issue_delay_code,
6635 output_automata_list_transition_code,
6636 output_automata_list_state_alts_code, add_automaton_state,
6637 form_important_insn_automata_lists): New functions and prototypes.
6638 (insn_reserv_decl): Add members important_automata_list and
6640 (ainsn): Add members important_p.
6641 (automata_list_el): New structure.
6642 (first_free_automata_list_el, current_automata_list,
6643 automata_list_table): New global variables.
6644 (create_ainsns): Initiate member important_p.
6645 (output_internal_min_issue_delay_func): Generate the switch and
6646 call output_insn_code_cases.
6647 (output_internal_trans_func, output_internal_state_alts_func):
6649 (generate): Call initiate_automata_lists.
6650 (automaton_states): New global variable.
6651 (expand_automata): Call form_important_insn_automata_lists.
6652 (write_automata): Call finish_automata_lists.
6654 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
6656 * genautomata.c (add_excls, add_presence_absence): Check that
6657 cpu units in the sets belong the same automaton.
6659 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
6660 about that cpu units in the sets belong the same automaton.
6662 * doc/md.texi: Ditto.
6664 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
6665 Nitin Gupta <niting@noida.hcltech.com>
6667 * config/sh/sh.c (sh_use_dfa_interface): New function.
6669 (sh_issue_rate): New Function.
6670 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
6671 TARGET_SCHED_ISSUE_RATE: define.
6673 * config/sh/sh.md: Add DFA based pipeline description for SH4.
6675 (define_attr insn_class): New attribute used for DFA
6677 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
6678 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
6679 cmpeqdi_t): Likewise.
6681 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
6682 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
6684 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
6686 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6688 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
6691 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6693 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
6694 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
6696 (output_dfa_start_func): Initiate new variable insn_codes_length,
6697 (write_automata): Output definition of the new variable.
6699 2001-10-02 David S. Miller <davem@redhat.com>
6701 * haifa-sched.c (advance_one_cycle): New function.
6702 (schedule_block): Use it.
6703 (queue_to_ready): Use it, and also make sure to advance the DFA
6704 state on all stall cycles, not just those where insn_queue links
6707 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
6709 * haifa-sched.c (max_issue): Remove last_p argument. Only return
6710 non-zero if the highest-priority instruction could be scheduled.
6711 (choose_ready): Remove last argument from max_issue call.
6713 2001-09-28 David S. Miller <davem@redhat.com>
6715 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
6716 ultrasparc and 3 for other multi-issue sparcs.
6718 2001-09-27 David S. Miller <davem@redhat.com>
6720 * config/sparc/sparc.md (cycle_display): New pattern.
6721 * config/sparc/sparc.c (sparc_cycle_display): New.
6722 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
6724 2001-09-25 David S. Miller <davem@redhat.com>
6726 Convert all of Sparc scheduling to DFA
6727 * config/sparc/sparc.md: Kill all define_function_unit
6728 directives and replace with DFA equivalent.
6729 * config/sparc/sparc.c (ultrasparc_adjust_cost,
6730 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
6731 ultra_fpmode_conflict_exists, ultra_find_type,
6732 ultra_build_types_avail, ultra_flush_pipeline,
6733 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
6734 ultrasparc_variable_issue, ultrasparc_sched_init,
6735 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
6736 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
6737 ultra_cur_hist, ultra_cycles_elapsed): Kill.
6738 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
6739 ultrasparc_store_bypass_p): New.
6740 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
6743 2001-09-24 David S. Miller <davem@redhat.com>
6745 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
6746 ready->vec[foo] not ready[foo].
6748 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
6750 * doc/md.texi: Correct examples for define_insn_reservations
6753 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
6755 * genautomata.c (create_automata): Print message about creation of
6757 (generate): Remove printing meease about creation of
6760 2001-09-05 David S. Miller <davem@redhat.com>
6762 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6763 * config/sparc/linux64.h: Likewise.
6765 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
6767 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
6768 schedule_block, sched_init, sched_finish): Add missed calls of
6769 use_dfa_pipeline_interface.
6771 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
6774 * sched-vis.c (get_visual_tbl_length): Ditto.
6776 2001-08-27 Richard Henderson <rth@redhat.com>
6778 * genattr.c (main): Emit state_t even when not doing scheduling.
6780 2001-08-27 Richard Henderson <rth@redhat.com>
6782 * genautomata.c (expand_automata): Always create a description.
6784 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6786 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6787 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6788 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6791 * genattr.c (main): New variable num_insn_reservations. Increase
6792 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6793 pipeline hazard recognizer interface.
6795 * genattrtab.h: New file.
6797 * genattrtab.c: Include genattrtab.h.
6798 (attr_printf, check_attr_test, make_internal_attr,
6799 make_numeric_value): Move protypes into genattrtab.h. Define them
6801 (num_dfa_decls): New global variable.
6802 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6803 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6804 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6805 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6807 * genautomata.c: New file.
6809 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6811 * sched-int.h: (curr_state): Add the external definition for
6812 automaton pipeline interface.
6813 (haifa_insn_data): Add comments for members blockage and units.
6815 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6816 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6817 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6818 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6819 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6820 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6821 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6823 (TARGET_SCHED): Use the new macros.
6825 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6826 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6827 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6828 dfa_bubble): New members in gcc_target.sched.
6830 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6831 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6832 (insn_queue): Redefine it as pointer to array.
6833 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6835 (max_insn_queue_index_macro_value): New variable.
6836 (curr_state, dfa_state_size, ready_try): New varaibles for
6837 automaton interface.
6838 (ready_element, ready_remove, max_issue): New function prototypes
6839 for automaton interface.
6840 (choose_ready): New function prototype.
6841 (insn_unit, blockage_range): Add comments.
6842 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6843 FUNCTION_UNITS_SIZE == 0.
6844 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6845 actual_hazard, potential_hazard): Add comments.
6846 (insn_cost): Use cost -1 as undefined value. Remove
6847 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6849 (ready_element, ready_remove): New functions for automaton
6851 (schedule_insn): Add new code for automaton pipeline interface.
6852 (queue_to_ready): Add new code for automaton pipeline interface.
6853 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6854 (debug_ready_list): Print newline when the queue is empty.
6855 (max_issue): New function for automaton pipeline interface.
6856 (choose_ready): New function.
6857 (schedule_block): Add new code for automaton pipeline interface.
6858 Print ready list before scheduling each insn.
6859 (sched_init): Add new code for automaton pipeline interface.
6860 Initiate insn cost by -1.
6861 (sched_finish): Free the current automaton state and finalize
6862 automaton pipeline interface.
6864 * sched-rgn.c: Include target.h.
6865 (init_ready_list, new_ready, debug_dependencies): Add new code for
6866 automaton pipeline interface.
6868 * sched-vis.c: Include target.h.
6869 (get_visual_tbl_length): Add code for automaton interface.
6870 (target_units, print_block_visualization): Add comments.
6872 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6873 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6874 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6875 (getruntime.o, genautomata.o): New entries.
6876 (genattrtab.o): Add new dependency file genattrtab.h.
6877 (genattrtab): Add new dependencies. Link it with `libm.a'.
6878 (getruntime.o, hashtab.o): New entries for canadian cross.
6880 * doc/md.texi: Description of automaton based model.
6882 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6884 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6885 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6886 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6887 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6888 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6889 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6890 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6892 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6893 MAX_DFA_ISSUE_RATE): New macro descriptions.
6895 * doc/contrib.texi: Add dfa based scheduler contribution.
6897 * doc/gcc.texi: Add more information about genattrtab.
6899 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6901 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
6902 adjust_address_nv call.
6904 2002-04-29 Janis Johnson <janis187@us.ibm.com>
6906 * doc/install.texi (Testing): Provide additional information, and
6907 a stronger encouragement, for running the testsuites.
6909 2002-04-29 DJ Delorie <dj@redhat.com>
6911 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
6912 given in upper case.
6914 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6916 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
6917 Solaris 2 <widec.h> if missing.
6918 * fixinc/fixincl.x: Regenerate.
6919 * fixinc/tests/base/widec.h: New file.
6921 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
6923 * toplev.c (f_options): Add "profile" switch so that
6924 -fno-profile can be used to disable -p.
6926 2002-04-29 Bernd Schmidt <bernds@redhat.com>
6928 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
6930 * tree.c (build_common_tree_nodes_2): Likewise.
6931 * tree.h (enum tree_index): Likewise.
6932 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
6934 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
6936 (init_mmx_sse_builtins): Initialize SSE2 builtins.
6937 (ix86_expand_builtin): Add support for SSE2 builtins.
6938 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
6939 (VALID_SSE_REG_MODE): Use it.
6940 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
6941 (enum ix86_builtins): Add SSE2 builtins.
6942 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
6943 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
6944 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
6945 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
6946 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
6947 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
6948 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
6949 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
6950 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
6951 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
6952 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
6953 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
6954 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
6955 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6956 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
6957 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
6958 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
6959 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
6960 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
6961 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
6962 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
6963 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
6964 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
6965 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
6966 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
6967 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
6968 lfence_insn): New patterns.
6969 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
6970 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
6972 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
6974 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
6976 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6978 * doc/contrib.texi (Contributors): Add Paolo Carlini and
6980 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
6981 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
6982 and CPU instead of cpu.
6984 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
6986 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
6988 (lang_independent_options): Add -fif-conversion, -fif-conversion2
6989 (rest_of_compilation): Do if conversion only when asked for.
6990 (parse_options_and_default_flags): Set new variables to 1 for -O1
6991 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
6993 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
6995 * i386.c (dbx64_register_map): Fix typo.
6997 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
6999 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
7000 real_one_half, real_bb_freq_max): New static variables.
7001 (debug_profile_bbauxs): Kill.
7002 (process_note_predictions): Kill unused variable.
7003 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
7005 (propagate_freq): Use REAL_ARITHMETICS.
7006 (estimate_bb_frequencies): Likevise; init new static variables.
7007 * Makefile.in (predict.o): Add dependency on real.h
7009 2002-04-28 David S. Miller <davem@redhat.com>
7012 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
7013 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
7014 several {reads,writes} instead.
7015 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
7018 2002-04-27 David S. Miller <davem@redhat.com>
7021 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
7024 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
7025 including signal.h and sys/ucontext.h, not needed.
7027 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
7029 * varasm.c (output_constant_def): Correct test for not calling
7030 ENCODE_SECTION_INFO for INTEGER_CST.
7032 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
7034 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
7035 keep most cases as function eval_token.
7036 (eval_token): New function.
7037 (_cpp_parse_expr): Read token here for improved diagnostics.
7038 Don't use op_as_text. Detect bad ':' here.
7039 (reduce): Don't detect bad ':' here.
7040 (op_as_text): Remove.
7041 * cpphash.h (_cpp_test_assertion): Change prototype.
7042 * cpplib.c (_cpp_test_assertion): Change prototype.
7044 2002-04-28 Richard Henderson <rth@redhat.com>
7047 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
7048 (ggc_mark_rtx_children): New.
7050 2002-04-28 Jakub Jelinek <jakub@redhat.com>
7053 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
7054 after call peepholes for UltraSPARC.
7055 (call + jump 64-bit peepholes): Remove.
7057 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7060 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
7061 result as temporary value.
7063 2002-04-28 Jakub Jelinek <jakub@redhat.com>
7066 * toplev.c (rest_of_compilation): Only run regrename and copy
7067 propagation if optimizing.
7069 2002-04-28 Jakub Jelinek <jakub@redhat.com>
7071 PR optimization/6475
7072 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
7073 register of REGNO_DECL (i).
7074 * Makefile.in (reload1.o): Add $(TREE_H).
7076 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
7078 * cppexp.c (lex): Update to use state.skip_eval.
7079 (struct op): Remove prio and flags members.
7080 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
7081 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
7082 (LEFT_ASSOC): New macro.
7083 (optab): New table of operator priorities and flags.
7085 (_cpp_parse_expr): Clean up logic. Return bool. Use a
7086 malloc-ed parser stack.
7087 (reduce): New; reduce the operator stack.
7088 (_cpp_expand_op_stack): Expand the operator stack as necessary.
7089 * cpphash.h (struct op): Predeclare.
7090 (struct cpp_reader): New members op_stack, op_limit.
7091 (struct lexer_state): New member skip_eval.
7092 (_cpp_parse_expr): Update.
7093 (_cpp_expand_op_stack): New.
7094 * cpplib.c (do_if): Update.
7095 * cppinit.c (cpp_create_reader): Create op stack.
7096 (cpp_destroy): And destroy it.
7097 * cpplib.h (CPP_LAST_CPP_OP): Correct.
7098 (TTYPE_TABLE): Correct.
7100 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7103 * c-decl.c (duplicate_decls): Call merge_weak.
7104 * c-pragma.c (apply_pragma_weak): Warn about misuse.
7105 * output.h (merge_weak): Prototype merge_weak.
7106 * varasm.c (merge_weak): New function.
7107 (declare_weak): Make sure we don't give an error on VAR_DECLs.
7108 Mark RTL with SYMBOL_REF_WEAK.
7110 2002-04-27 Kurt Garloff <garloff@suse.de>
7112 * tree-inline.c (inlinable_function_p): Improve heuristics
7113 by using a smoother function to cut down allowable inlinable size.
7114 * param.def: Add parameters max-inline-insns-single,
7115 max-inline-slope, min-inline-insns that determine the exact
7116 shape of the above function.
7117 * param.h: Likewise.
7119 2002-04-26 Richard Henderson <rth@redhat.com>
7121 * c-parse.in (malloced_yyss, malloced_yyvs): New.
7122 (yyoverflow): Re-add. Set them.
7123 (free_parser_stacks): New.
7124 * c-common.h: Declare it.
7125 * c-lex.c (c_common_parse_file): Call it.
7127 2002-04-26 Richard Henderson <rth@redhat.com>
7129 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
7130 for fallthru search.
7132 2002-04-26 Eric Christopher <echristo@redhat.com>
7134 PR optimization/3700
7135 * config/mips/mips.c (mips_issue_rate): Define. New function.
7136 (TARGET_SCHED_ISSUE_RATE): Use.
7138 2002-04-25 David S. Miller <davem@redhat.com>
7141 * reorg.c (optimize_skip): Do not allow exception causing
7142 instructions to be considered for delay slots.
7143 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
7144 (relax_delay_slots): Do not try to consider exception causing
7145 instructions as redundant.
7147 2002-04-26 Richard Henderson <rth@redhat.com>
7150 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
7152 2002-04-26 Mark Mitchell <mark@codesourcery.com>
7155 * config/i386/i386.md (untyped_call): Return the value in a float
7156 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
7159 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
7161 * tree.c (tree_int_cst_lt): Compare constants whose types differ
7162 in unsigned-ness correctly.
7164 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
7166 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
7167 portable runtime model.
7169 2002-04-26 Richard Henderson <rth@redhat.com>
7171 * c-parse.in (yyoverflow): Revert.
7173 2002-04-26 David Edelsohn <edelsohn@gnu.org>
7174 Richard Henderson <rth@redhat.com>
7176 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
7177 result as temporary value.
7179 2002-04-26 Richard Henderson <rth@redhat.com>
7182 * c-common.c (fix_string_type): Split out of ...
7183 (combine_strings): ... here. Take a varray, not a tree list.
7184 (c_expand_builtin_printf): Use fix_string_type.
7185 * c-common.h: Update decls.
7186 * c-parse.in (string): Remove. Update all uses to use STRING
7187 instead, and not call combine_strings.
7190 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
7191 (build_asm_stmt): Likewise.
7192 * objc/objc-act.c (my_build_string): Use fix_string_type.
7193 (build_objc_string_object): Build varray for combine_strings.
7195 2002-04-26 Bo Thorsen <bo@suse.co.uk>
7197 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
7200 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
7202 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
7203 (HAVE_NO_R_OPERAND): Remove.
7204 (HAVE_VALUE): Remove.
7205 (op_to_prio): Update.
7206 (UNARY): Don't alter flags.
7207 (_cpp_parse_expr): want_value used to indicate whether
7208 a number or unary operator is expected next. Distinguish
7209 unary and binary +/-.
7210 (op_as_text): Update for unary operators.
7212 2002-04-25 Richard Henderson <rth@redhat.com>
7215 * c-parse.in (yyoverflow): New.
7217 2002-04-25 Richard Henderson <rth@redhat.com>
7220 * c-common.c (shorten_compare): Simplfy conditions leading to
7221 the generation of a warning.
7223 2002-04-25 Richard Henderson <rth@redhat.com>
7226 * expmed.c (extract_bit_field): Fall through to generic code rather
7227 than aborting on subreg special case.
7229 2002-04-25 David S. Miller <davem@redhat.com>
7231 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
7232 for DECL being NULL.
7234 2002-04-25 Steve Christiansen <smc@us.ibm.com>
7236 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
7238 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
7240 * c-decl.c (grokdeclarator): Remove outdated ??? note
7241 on invalid declaration of flexible array members.
7243 2002-04-25 Richard Henderson <rth@redhat.com>
7245 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
7247 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
7249 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
7250 needed by the compiler, even if they are used as global regs.
7252 2002-04-25 Matt Hiller <hiller@redhat.com>
7254 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
7256 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
7257 of the corresponding functions.
7258 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
7261 2002-04-25 Matt Hiller <hiller@redhat.com>
7263 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
7265 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
7266 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
7267 registers, adjust comment accordingly.
7268 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
7269 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
7270 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
7271 for coprocessor registers.
7272 (ADDITIONAL_REGISTER_NAMES): Include
7273 ALL_COP_ADDITIONAL_REGISTER_NAMES.
7275 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
7276 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
7277 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
7278 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
7279 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
7281 (mips_char_to_class): Adjust comment to include coprocessor
7284 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
7286 (mips_reg_names, mips_regno_to_class): Include coprocessor
7288 (mips_sw_reg_names): Ditto, make non-static.
7289 (mips_move_1word): Handle moves to and from coprocessor registers.
7290 (mips_move_2words): Handle moves to and from coprocessor
7292 (mips_class_max_nregs, mips_register_move_cost): Handle
7293 coprocessor register classes.
7294 (override_options): Initialize mips_char_to_class and
7295 mips_hard_regno_mode_ok properly for coprocessor registers.
7297 * config/mips/mips.md (movdi_internal, movdi_internal2,
7298 movsi_internal1, movsi_internal2): Add constraint-sets for
7299 coprocessor registers.
7300 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
7301 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
7303 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
7304 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
7306 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
7307 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
7309 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
7310 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
7313 * doc/tm.texi: Document feature.
7315 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
7317 * integrate.c (function_attribute_inlinable_p): Simplify.
7318 Check the table pointer is not NULL.
7320 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
7322 * doc/c-tree.texi: Fix typo in introduction.
7324 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
7326 * c-common.h (c_common_parse_file): Update.
7327 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
7328 * c-lex.c (YYDEBUG): Get from c-lex.h.
7329 (c_common_parse_file): Update.
7330 * c-lex.h (YYDEBUG, yydebug): New.
7331 * c-parse.in (YYDEBUG): Get from c-lex.h.
7332 (c_set_yydebug): Remove.
7333 * c-tree.h (c_set_yydebug): Remove.
7334 * langhooks-def.h (lhd_do_nothing_i): New.
7335 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
7336 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
7337 * langhooks.c (lhd_do_nothing_i): New.
7338 (lhd_set_yydebug): Remove.
7339 * langhooks.h (struct lang_hooks): Update.
7340 * toplev.c (set_yydebug): New.
7341 (compile_file): Update call to parse_file hook.
7342 (decode_d_option): Update.
7344 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
7346 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
7348 * loop.c (load_mems): Don't change the interface of called functions.
7350 * calls.c (expand_call): Take current_function_pretend_args_size
7351 into account when setting argblock for sibcalls.
7353 2002-04-24 Matt Hiller <hiller@redhat.com>
7355 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
7358 * cpplex.c (skip_line_comment): Process comment one multibyte
7359 character at a time rather than one char at a time, if
7361 (parse_string): Process string one multibyte character at a time
7362 rather than one char at a time, if appropriate.
7363 * c-lex.c (lex_string): Lex and copy multibyte strings
7365 * cpplib.h (cppchar_t): Change to unsigned.
7367 2002-04-24 Richard Henderson <rth@redhat.com>
7370 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
7373 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
7375 * sh.c (sh_va_arg): If argument was passed by reference,
7376 dereference the pointer.
7378 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7380 * sh.md (divsi3_i4_media): Use match_operand for input values
7381 rather than hard registers.
7382 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
7383 unnecessarily through hard registers. Keep copies of pseudo
7384 registers outside of the libcall sequence.
7386 * sh.md (casesi_shift_media): Add modes.
7388 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
7391 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
7393 * attribs.c (c_common_attribute_table): Move table and handlers
7395 (format_attribute_table, lang_attribute_table,
7396 lang_attribute_common): Remove.
7397 (init_attributes): Replace NULL pointers with pointers to the
7399 (handle_packed_attribute, handle_nocommon_attribute,
7400 handle_common_attribute, handle_noreturn_attribute,
7401 handle_noinline_attribute, handle_always_inline_attribute,
7402 handle_used_attribute, handle_unused_attribute,
7403 handle_const_attribute, handle_transparent_union_attribute,
7404 handle_constructor_attribute, handle_destructor_attribute,
7405 handle_mode_attribute, handle_section_attribute,
7406 handle_aligned_attribute, handle_weak_attribute,
7407 handle_alias_attribute, handle_visibility_attribute,
7408 handle_no_instrument_function_attribute, handle_malloc_attribute,
7409 handle_no_limit_stack_attribute, handle_pure_attribute,
7410 handle_deprecated_attribute, handle_vector_size_attribute,
7411 vector_size_helper): Move to c-common.c.
7412 * c-common.c (c_common_attribute_table,
7413 handle_packed_attribute, handle_nocommon_attribute,
7414 handle_common_attribute, handle_noreturn_attribute,
7415 handle_noinline_attribute, handle_always_inline_attribute,
7416 handle_used_attribute, handle_unused_attribute,
7417 handle_const_attribute, handle_transparent_union_attribute,
7418 handle_constructor_attribute, handle_destructor_attribute,
7419 handle_mode_attribute, handle_section_attribute,
7420 handle_aligned_attribute, handle_weak_attribute,
7421 handle_alias_attribute, handle_visibility_attribute,
7422 handle_no_instrument_function_attribute, handle_malloc_attribute,
7423 handle_no_limit_stack_attribute, handle_pure_attribute,
7424 handle_deprecated_attribute, handle_vector_size_attribute,
7425 vector_size_helper): Move from attribs.c.
7426 * c-common.h (c_common_attribute_table,
7427 c_common_format_attribute_table): New.
7428 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
7429 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
7430 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
7431 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
7432 (LANG_HOOKS_INITIALIZER): Update.
7433 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
7434 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
7435 * target.h: Update comment.
7436 * tree.c (default_target_attribute_table): Remove.
7437 * tree.h (default_target_attribute_table, format_attribute_table,
7438 lang_attribute_table, lang_attribute_common): Remove.
7440 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
7441 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
7443 2002-04-24 Jason Merrill <jason@redhat.com>
7445 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
7446 * dwarf2out.c (dwarf_attr_name): Support it.
7447 (gen_array_type_die): Emit it.
7448 (lookup_type_die): No special handling for VECTOR_TYPE.
7449 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
7451 2002-04-24 Richard Henderson <rth@redhat.com>
7453 * config/mips/mips.md (movdi_usd): Renumber.
7455 2002-04-24 David S. Miller <davem@redhat.com>
7458 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
7459 32-bit Sparc and current_function_returns_struct is true.
7461 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
7463 * loop.c (canonicalize_condition): Use gen_int_mode.
7465 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
7467 * config/rs6000/altivec.h: Cleanup file. Add non individual
7489 (vec_vcmpequb): New.
7490 (vec_vcmpequh): New.
7491 (vec_vcmpequw): New.
7492 (vec_vcmpeqfp): New.
7493 (vec_vcmpgefp): New.
7494 (vec_vcmpgtub): New.
7495 (vec_vcmpgtsb): New.
7496 (vec_vcmpgtuh): New.
7497 (vec_vcmpgtsh): New.
7498 (vec_vcmpgtuw): New.
7499 (vec_vcmpgtsw): New.
7500 (vec_vcmpgtfp): New.
7501 (vec_vcmpgefp): New.
7506 (vec_vexptefp): New.
7511 (vec_lde): Add vector float variant.
7516 (vec_vmhaddshs): New.
7538 (vec_vmladduhm): New.
7539 (vec_vmhraddshs): New.
7541 (vec_vmsummbm): New.
7542 (vec_vmsumuhm): New.
7543 (vec_vmsumshm): New.
7544 (vec_vmsumuhs): New.
7545 (vec_vmsumshs): New.
7554 (vec_vnmsubfp): New.
7572 (vec_vrsqrtefp): New.
7583 (vec_vspltisb): New.
7584 (vec_vspltish): New.
7585 (vec_vspltisw): New.
7610 (vec_vsum4ubs): New.
7611 (vec_vsum4sbs): New.
7612 (vec_vsum4shs): New.
7613 (vec_vsum2sws): New.
7624 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
7627 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
7628 added literals from substracted literals.
7629 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
7630 (fold) [associate]: Preserve MINUS_EXPR if needed.
7632 2002-04-23 Zack Weinberg <zack@codesourcery.com>
7634 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
7637 2002-04-23 Tom Tromey <tromey@redhat.com>
7639 * gcc.c: Added --resource. For PR java/6314.
7641 2002-04-23 David O'Brien <obrien@FreeBSD.org>
7643 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
7644 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
7647 2002-04-23 David O'Brien <obrien@FreeBSD.org>
7649 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
7651 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
7653 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
7655 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
7656 (ix86_expand_clrstr): Fix typo.
7657 * loop.c (gen_load_of_final_value): New.
7658 (loop_givs_rescan, strength_reduce, check_dbra_loop):
7661 2002-04-23 Roger Sayle <roger@eyesopen.com>
7663 * builtins.c (builtin_memset_gen_str): New function.
7664 (expand_builtin_memset): Optimize the case of constant length, but
7667 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
7669 * config/rs6000/altivec.h (vec_step): Remove extraneous
7671 (vec_ctu): Cast return.
7673 2002-04-23 Alan Modra <amodra@bigpond.net.au>
7676 * function.h: (struct function): Add profile_label_no field.
7677 (current_function_profile_label_no): Define.
7678 * function.c: (profile_label_no): New static var.
7679 (expand_function_start): Increment it, and copy to
7680 current_function_profile_label_no.
7681 * output.h (profile_label_no): Delete.
7682 * final.c (profile_label_no): Delete.
7683 (profile_function): Use current_function_profile_label_no.
7684 (final_end_function): Don't increment profile_label_no here.
7685 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
7686 profile_label_no with current_function_profile_label_no.
7687 * config/pa/pa.c (current_function_number): Delete.
7688 (pa_output_function_prologue): Don't output profile label here.
7689 (hppa_profile_hook): Use label_no param rather than
7690 current_function_number.
7691 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
7692 * config/pa/pa.h: .. here.
7693 (FUNCTION_PROFILER): Output profile label here.
7695 2002-04-22 Eric Christopher <echristo@redhat.com>
7697 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
7698 patch of 2002-04-09 due to binutils issues.
7699 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
7701 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
7703 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
7704 constraint to 'o' for m=r and r=m alternatives.
7705 ("*movv8hi_internal1"): Same.
7706 ("*movv16qi_internal1"): Same.
7707 ("*movv4sf_internal1"): Same.
7709 2002-04-22 Janis Johnson <janis187@us.ibm.com>
7711 * rtl.h (RTX_FLAG): New macro.
7712 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
7713 * final.c (alter_subreg): Use macro to access rtx flag.
7714 * integrate.c (copy_rtx_and_substitute): Use new access macro.
7715 * print-rtl.c (print_rtx): Use new access macro.
7717 * cse.c (insert): Check rtx code before accessing flag.
7719 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
7720 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
7721 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
7722 convert_const_symbol_ref, make_canonical, make_alternative_compare,
7723 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
7724 simplify_test_exp, optimize_attrs, simplify_by_exploding,
7725 find_and_mark_used_attributes, unmark_used_attributes,
7726 add_values_to_cover, simplify_with_current_value,
7727 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
7728 copy_rtx_unchanging, main): Use new access macros.
7730 2002-04-22 Tom Rix <trix@redhat.com>
7732 * expmed.c (init_expmed): Generate shifted constant once.
7734 2002-04-22 Zack Weinberg <zack@codesourcery.com>
7736 * c-lex.c (lex_charconst): Call convert to get constant in
7737 proper type; don't just smash the type field.
7740 * config.gcc: Add list of obsolete configurations. Disallow
7741 building these without --enable-obsolete.
7742 * doc/install.texi: Document --enable-obsolete and obsoletion
7743 policy. Mention obsoletion of individual targets in
7746 2002-04-22 Richard Henderson <rth@redhat.com>
7748 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
7750 2002-04-22 Mark Mitchell <mark@codesourcery.com>
7753 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
7754 (walk_fixup_memory_subreg): Likewise.
7755 (fixup_var_refs_insn): Adjust accordingly.
7756 (fixup_var_refs_1): Likewise.
7758 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
7760 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
7761 LIBPATH_ARCH64_SPEC): Define.
7762 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
7763 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
7764 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
7765 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
7767 2002-04-22 Joel Sherrill <joel@OARcorp.com>
7769 * gthr-rtems.h: Correct prototypes to remove warnings.
7771 2002-04-22 Richard Henderson <rth@redhat.com>
7774 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
7776 * gcse.c (free_insn_expr_list_list): New.
7777 (clear_modify_mem_tables): Use it. Fix bit set usage.
7778 (canon_list_insert): Use EXPR_LISTs for expressions.
7779 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
7781 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
7783 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
7784 file change and include code to _cpp_pop_buffer.
7785 * cpphash.h (struct pending_option): Predeclare.
7786 (struct cpp_reader): New member next_include_file.
7787 (_cpp_pop_file_buffer): Update.
7788 (_cpp_push_next_buffer): Update, rename.
7789 * cppinit.c (cpp_destroy): Free include chain and pending here.
7790 (cpp_finish_options): Simplify.
7791 (_cpp_push_next_buffer): Rename and clean up.
7792 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
7794 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
7796 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
7798 * config/rs6000/altivec.h (vec_xor): Add variant for both args
7799 being vector signed int.
7801 (vec_xor): Add variant for both args being vector signed char.
7802 Remove redundant variant.
7805 2002-04-21 David S. Miller <davem@redhat.com>
7807 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
7808 compare mode in output RTL.
7810 2002-04-22 David Edelsohn <edelsohn@gnu.org>
7812 * config/rs6000/rs6000.c (rs6000_override_options): Correct
7813 style and formatting of previous patch.
7815 2002-04-22 Alan Modra <amodra@bigpond.net.au>
7817 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
7818 flag_pic for ABI_AIX.
7820 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
7822 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
7823 * cppfiles.c (read_include_file): Similarly.
7824 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
7825 uxstrdup ustrchr, ufputs): Similarly.
7826 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
7827 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
7828 cpp_ideq, parse_identifier, parse_number): Similarly.
7829 * cpplib.c (struct directive, dequote_string, D, run_directive,
7830 cpp_push_buffer): Similarly.
7831 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
7832 _cpp_create_definition, check_trad_stringification,
7833 cpp_macro_definition): Similarly.
7835 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
7837 * cppmacro.c (funlike_invocation_p): Don't step back
7840 2002-04-21 David Edelsohn <edelsohn@gnu.org>
7842 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
7845 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
7847 * doc/invoke.texi: Remove Chill references.
7848 * doc/gcc.texi: Update last modified date.
7850 2002-04-20 Kazu Hirata <kazu@hxi.com>
7852 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
7853 push and pop. Replace add.l with add.w.
7855 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7857 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
7858 multiply instructions for H8/300H case.
7860 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7862 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
7863 Bum three instructions from each routine.
7865 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
7867 * Makefile.in: Update.
7868 * decl.c (push_c_function_context, pop_c_function_context,
7869 mark_c_function_context): Rename for consistency.
7870 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
7871 * c-tree.h (push_c_function_context, pop_c_function_context,
7872 mark_c_function_context): Rename for consistency.
7873 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7874 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
7875 * function.c (init_lang_status, save_lang_status,
7876 restore_lang_status, mark_lang_status, free_lang_status):
7877 Move to langhooks.h.
7878 (push_function_context_to, pop_function_context_from,
7879 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
7881 * function.h (init_lang_status, save_lang_status,
7882 restore_lang_status, mark_lang_status, free_lang_status):
7883 Move to langhooks.h.
7884 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
7885 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
7886 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
7887 LANG_HOOKS_FUNCTION_INITIALIZER): New.
7888 (LANG_HOOKS_INITIALIZER): Update.
7889 (lhd_do_nothing_f): New.
7890 * langhooks.h (struct lang_hooks_for_functions): New.
7891 (struct lang_hooks): New hooks.
7892 * langhooks.c (lhd_do_nothing_f): New.
7894 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7895 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
7897 2002-04-19 David S. Miller <davem@redhat.com>
7899 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
7900 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
7902 2002-04-19 Jakub Jelinek <jakub@redhat.com>
7904 PR optimization/3756
7905 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
7906 x = ((int) y < 0) ? cst1 : cst2.
7908 2002-04-19 Jakub Jelinek <jakub@redhat.com>
7911 * function.c: Reapply patch for c/6358.
7912 (expand_function_end): Copy decl_rtl's mode, not
7913 current_function_return_rtx mode.
7915 2002-04-19 Joel Sherrill <joel@OARcorp.com>
7917 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
7920 2002-04-19 Tom Tromey <tromey@redhat.com>
7922 * doc/install.texi (Specific): Update status of Solaris 2.8.
7925 2002-04-19 Andreas Schwab <schwab@suse.de>
7927 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
7928 (PUT_REAL): Restore old definition.
7930 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
7931 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7933 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
7934 binutils 2.11.2 and higher generate smaller binaries than Sun's
7937 2002-04-19 Mark Mitchell <mark@codesourcery.com>
7940 * toplev.c (rest_of_compilation): Do not defer functions for which
7941 TREE_SYMBOL_REFERENCED has already been set.
7943 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
7945 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
7948 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
7950 * builtins.c: Include langhooks.h.
7951 (lang_type_promotes_to): Remove.
7952 (expand_builtin_va_arg): Use new hook.
7953 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
7954 (simple_type_promotes_to): Move to c-typeck.c.
7955 * c-common.h (simple_type_promotes_to): Remove.
7956 * c-decl.c (duplicate_decls, grokdeclarator): Update.
7957 * c-format.c: Include langhooks.h.
7958 (check_format_types): Update.
7959 * c-tree.h (c_type_promotes_to): New.
7960 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
7961 (type_lists_compatible_p): Update.
7962 * langhooks-def.h (lhd_type_promotes_to): New.
7963 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
7964 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
7965 * langhooks.c (lhd_type_promotes_to): New.
7966 * langhooks.h (struct lang_hooks_for_types): New hook.
7967 * tree.h (lang_type_promotes_to): Remove.
7969 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
7971 2002-04-18 Richard Henderson <rth@redhat.com>
7973 * function.c: Revert patch for c/6358.
7975 2002-04-18 Richard Henderson <rth@redhat.com>
7977 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
7978 blocks. Handle multiple references to the TRAP block. Handle
7979 non-adjacent THEN and OTHER blocks.
7981 2002-04-18 Richard Henderson <rth@redhat.com>
7983 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
7984 crash with no type for by-mode libcalls.
7986 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
7988 2002-04-18 Bob Wilson <bob.wilson@acm.org>
7990 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
7991 __xtensa_nonlocal_goto): Use a syscall instructions to flush
7992 the register windows.
7994 2002-04-18 Zack Weinberg <zack@codesourcery.com>
7996 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
7997 appropriate. Document need for extended precision even when
7998 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
7999 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
8000 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
8001 instead of relying on later syntax error when REAL_WIDTH > 5.
8002 * real.c: Define NE based only on whether or not we have a
8003 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
8004 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
8005 define GET_REAL and PUT_REAL as simple memcpy operations; no
8006 need to byteswap or round.
8007 Use #error instead of #ifdef-ing out the entire file, for
8008 prompt error detection.
8010 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
8012 2002-04-18 David S. Miller <davem@redhat.com>
8014 * config/sparc/sparc.h (BRANCH_COST): Define.
8016 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
8019 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
8021 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
8022 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
8023 propagate_block calls after relaxation loop using new variable
8024 stabilized_prop_flags.
8026 2002-04-18 Richard Henderson <rth@redhat.com>
8028 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
8029 (ia64_va_arg): Expect variable sized types by reference.
8030 * config/ia64/ia64-protos.h: Update.
8031 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
8032 ia64_function_arg_pass_by_reference.
8034 2002-04-18 Richard Henderson <rth@redhat.com>
8036 * ifcvt.c: Include except.h.
8037 (block_has_only_trap): Break out from find_cond_trap.
8038 (find_cond_trap): Use it. Always delete the trap block.
8039 (merge_if_block): Allow then block null. Be less simplistic about
8040 what insns can end a block.
8041 * Makefile.in (ifcvt.o): Depend on except.h.
8043 * config/ia64/ia64.md (trap, conditional_trap): New.
8045 2002-04-18 Jakub Jelinek <jakub@redhat.com>
8048 * function.c (assign_parms): Assign hard current_function_return_rtx
8050 (expand_function_end): ...not here.
8052 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
8054 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
8055 * c-tree.h (c_incomplete_type_error): New.
8056 * c-typeck.c (require_complete_type, build_component_ref): Update.
8057 (incomplete_type_error): Rename.
8058 * langhooks-def.h (lhd_incomplete_type_error): New.
8059 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
8060 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
8061 * langhooks.c (lhd_incomplete_type_error): New.
8062 * langhooks.h (struct lang_hooks_for_types): New hook.
8063 * tree.c (size_in_bytes): Use new hook.
8064 * tree.h (incomplete_type_error): Remove.
8066 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
8068 2002-04-18 Zack Weinberg <zack@codesourcery.com>
8070 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
8071 TARGET_FLOAT_FORMAT blocks.
8073 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8075 * doc/install.texi (Downloading the source): Do not mention Chill
8076 any longer, but mention Ada.
8077 (Configuration): Do not mention Chill any longer.
8079 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
8081 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
8083 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
8085 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
8088 2002-04-18 Jakub Jelinek <jakub@redhat.com>
8090 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
8091 instead of unsigned_type.
8093 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
8095 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
8096 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
8099 2002-04-18 Bernd Schmidt <bernds@redhat.com>
8101 * attribs.c (vector_type_node_list): New static variable.
8102 (handle_vector_size_attribute): Use it to avoid generating a
8103 new type node each time we are called.
8105 * combine.c (subst): Avoid trying to make a vector mode subreg of
8106 an integer constant.
8107 (gen_lowpart_for_combine): Likewise.
8109 2002-04-18 Roger Sayle <roger@eyesopen.com>
8110 Jakub Jelinek <jakub@redhat.com>
8112 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
8113 for integer constant c (if x has unsigned type or sign bit is not
8114 set in c). This folds the zero/sign extension into the bit-wise and
8117 2002-04-18 Jakub Jelinek <jakub@redhat.com>
8120 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
8123 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
8125 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
8127 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
8129 * gcc.c (read_specs): Detect and fail if an attempt is made to
8130 rename a spec string to an already existing string.
8132 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
8134 * config/s390/s390.c (legitimize_pic_address): Do not generate
8135 illegal address constant without CONST.
8137 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8139 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
8140 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
8142 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
8144 PR optimization/6305
8145 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
8146 to make sure previous reloads are taken into account. Generate
8147 better code if one operand is an in-range immediate constant.
8149 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
8151 * doc/install.texi (Building): libgcj requires GNU make.
8153 2002-04-17 Jakub Jelinek <jakub@redhat.com>
8156 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
8157 even if hard quad and register is not floating.
8158 (movtf reg<-mem split): Disallow splitting if hard quad and
8159 register is floating.
8160 (movtf mem<-reg split): Likewise.
8161 * config/sparc/sparc.c (fp_register_operand): New predicate.
8162 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
8164 2002-04-17 Zack Weinberg <zack@codesourcery.com>
8166 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
8167 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
8168 (unprotoize.o): Ditto. Build from protoize.c. Define
8169 UNPROTOIZE on command line.
8170 * protoize.c: Include cppdefault.h. Delete include_defaults.
8171 (in_system_include_dir): Use cpp_include_defaults (defined in
8173 * unprotoize.c: Delete file.
8175 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
8177 * config/rs6000/altivec.h (vec_ld): Add array variants.
8181 2002-04-17 Alan Matsuoka <alanm@redhat.com>
8182 Aldy Hernandez <aldyh@redhat.com>
8184 * config/rs6000/altivec.h: Define __ALTIVEC__.
8191 Add parentheses to all macro arguments.
8193 2002-04-16 Richard Henderson <rth@redhat.com>
8196 * except.c (remove_eh_handler): Insert inner regions at beginning
8197 of sibling chain. Refactor expressions.
8199 2002-04-16 Richard Henderson <rth@redhat.com>
8201 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
8202 * config/sparc/sol2-gas-bi.h: New file.
8203 * config.gcc (sparc*-solaris): Add it as needed.
8204 * configure.in (AS_SPARC64_FLAG): Remove check.
8205 * config.in, configure: Regenerate.
8207 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
8209 2002-04-16 Richard Henderson <rth@redhat.com>
8211 * config/mips/mips.c (override_options): Don't override N32 for
8215 * config/mips/mips.md (can_delay): Split out of existing define_delays.
8216 (HILO_delay): Set can_delay false.
8218 2002-04-16 Dale Johannesen <dalej@apple.com>
8220 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
8221 instruction addresses.
8222 (rs6000_output_function_epilogue): Likewise.
8224 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
8226 * c-parse.in (poplevel, compstmt_start,
8227 compstmt_primary_start): Add ending ';', in accordance
8230 2002-04-16 Richard Henderson <rth@redhat.com>
8232 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
8233 Adjust tm_file order to get TARGET_DEFAULT set properly.
8234 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
8235 * doc/install.texi (sparc-solaris): Update.
8237 2002-04-16 Dale Johannesen <dalej@apple.com>
8239 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
8240 comparison operands do not match each other or if modes of
8241 conditions do not match result.
8243 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
8246 * config/s390/s390.md (mulsidi3): Set both subregs of the
8249 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
8251 * config/rs6000/altivec.h (vec_addc): Type check.
8253 2002-04-16 Jakub Jelinek <jakub@redhat.com>
8256 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
8258 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
8260 2002-04-15 Richard Henderson <rth@redhat.com>
8262 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
8263 call_really_used_regs too.
8265 2002-04-15 Richard Henderson <rth@redhat.com>
8267 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
8269 2002-04-15 David S. Miller <davem@redhat.com>
8271 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
8274 2002-04-16 Jakub Jelinek <jakub@redhat.com>
8277 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
8278 CONST_VECTOR is { 0, ... 0 }.
8280 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
8282 * doc/install.texi (Installing GCC: Configuration): Clarify
8283 the only supported ways to configure gcc.
8285 2002-04-15 Roland McGrath <roland@frob.com>
8287 * config.gcc (alpha*-*-gnu*): New target configuration.
8288 * config/alpha/gnu.h: New file for it.
8289 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
8291 2002-04-16 Mark Mitchell <mark@codesourcery.com>
8293 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
8294 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
8295 * tree.h (expand_start_stmt_expr): Update prototype.
8296 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
8297 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
8298 on the STMT_EXPR created for the inline function.
8300 2002-04-15 Richard Henderson <rth@redhat.com>
8302 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
8303 config/i386/linux-aout.h, config/i386/linux-oldld.h,
8304 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
8305 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
8306 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
8307 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
8308 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
8309 Define __gnu_linux__, not gnu_linux.
8310 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
8312 2002-04-15 Mark Mitchell <mark@codesourcery.com>
8314 Remove Chill front end.
8315 * gcc.c (default_compilers): Remove Chill entries.
8316 * ch: Remove directory.
8317 * doc/frontends.texi: Remove information about Chill.
8318 * doc/sourcebuild.texi: Likewise.
8319 * doc/standards.texi: Likewise.
8321 2002-04-15 Douglas B Rupp <rupp@gnat.com>
8323 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
8324 (LONGLONG_STANDALONE): Define.
8326 2002-04-15 David S. Miller <davem@redhat.com>
8328 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
8329 Call emit_library_call with LCT_NORMAL.
8330 (sparc_initialize_trampoline): Use LCT_foo instead of
8331 magic constant in emit_library_call invocations.
8332 (sparc64_initialize_trampoline): Likewise.
8333 (sparc_profile_hook): Likewise.
8334 * config/sparc/sparc.md: Likewise.
8336 * config/sparc/sparc.c (sparc_extra_constraint_check):
8337 Fix type of argument 'c'.
8338 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
8341 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8343 * diagnostic.h (output_buffer_state): Redefine.
8344 (output_format_decoder): New macro.
8345 (output_prefixing_rule): Likewise.
8346 (output_line_cutoff): Likewise.
8347 (diagnostic_format_decoder): Adjust.
8348 (diagnostic_prefixing_rule): Likewise.
8349 (diagnostic_line_cutoff): Likewise.
8350 (diagnostic_state): Likewise.
8351 (diagnostic_kind_count): Likewise.
8352 (diagnostic_buffer): Now a macro.
8354 * diagnostic.c (diagnostic_buffer): Remove definition.
8355 (output_is_line_wrapping): Adjust.
8356 (set_real_maximum_length): Likewise.
8357 (output_set_maximum_length): Likewise.
8358 (init_output_buffer): Likewise.
8359 (lhd_print_error_function): Likewise.
8360 (output_do_verbatim): Likewise.
8362 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
8364 * cpperror.c (print_location): Don't print include chain
8366 (cpp_begin_message): Update to use DL_ macros.
8367 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
8368 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
8369 cpp_notice, cpp_notice_from_errno): Remove.
8370 (cpp_error, cpp_error_with_line): Update to take a diagnostic
8373 * cppexp.c (CPP_ICE): Remove.
8374 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
8375 lex, integer_overflow, _cpp_parse_expr): Update.
8376 * cppfiles.c (read_include_file, find_include_file,
8377 handle_missing_header, _cpp_read_file, remap_filename): Update.
8378 * cpphash.h (enum error_type): Remove.
8379 (_cpp_begin_message): Update.
8380 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
8381 cpp_handle_option, cpp_post_options): Update.
8382 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
8383 skip_whitespace, parse_identifier, parse_slow, parse_string,
8384 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
8385 cpp_interpret_charconst): Update.
8386 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
8387 lex_macro_node, do_undef, glue_header_name, parse_include,
8388 do_include_common, read_flag, do_line, do_linemarker, do_ident,
8389 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
8390 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
8391 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
8392 _cpp_pop_buffer, do_diagnostic): Update.
8393 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
8394 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
8395 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
8396 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
8397 cpp_notice, cpp_notice_from_errno): Remove.
8398 (cpp_error, cpp_error_with_line): Update to take a diagnostic
8401 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
8402 collect_args, enter_macro_context, save_parameter, parse_params,
8403 _cpp_create_definition, check_trad_stringification,
8404 cpp_macro_definition): Update.
8405 * cppmain.c (cpp_preprocess_file): Update.
8406 * fix-header.c (read_scan_file): Update.
8408 2002-04-14 Andreas Schwab <schwab@suse.de>
8410 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
8412 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
8414 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
8416 2002-04-13 Mark Mitchell <mark@codesourcery.com>
8418 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
8421 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
8423 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
8425 2002-04-13 Joel Sherrill <joel@OARcorp.com>
8427 * config/sparc/t-elf: Enable v8 multilibs. Impacts
8428 sparc-elf and sparc-rtems targets.
8430 2002-04-13 Mark Mitchell <mark@codesourcery.com>
8432 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
8433 defined, and __gnu_hurd__ wherever __GNU__ is defined.
8434 * arm/linux-elf.h: Likewise.
8435 * cris/aout.h: Likewise.
8436 * cris/linux.h: Likewise.
8437 * i370/linux.h: Likewise.
8438 * i386/gnu.h: Likewise.
8439 * i386/linux-aout.h: Likewise.
8440 * i386/linux-oldld.h: Likewise.
8441 * i386/linux.h: Likewise.
8442 * i386/linux64.h: Likewise.
8443 * ia64/linux.h: Likewise.
8444 * m68k/linux-aout.h: Likewise.
8445 * m68k/linux.h: Likewise.
8446 * mips/linux.h: Likewise.
8447 * pa/pa-linux.h: Likewise.
8448 * pj/linux.h: Likewise.
8449 * rs6000/sysv4.h: Likewise.
8450 * s390/linux.h: Likewise.
8451 * sh/linux.h: Likewise.
8452 * sparc/linux-aout.h: Likewise.
8453 * sparc/linux.h: Likewise.
8454 * sparc/linux64.h: Likewise.
8455 * xtensa/linux.h: Likewise.
8457 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
8459 * stmt.c (check_unique_operand_names): Expect operand names to
8460 be strings rather than identifiers. Use simple_cst_equal to
8462 (resolve_operand_name_1): Make same identifier to string change here.
8463 * c-parse.in (asm_operand): Convert a named operand into a string.
8464 * cp/parse.y (asm_operand): Likewise.
8466 2002-04-13 Andreas Schwab <schwab@suse.de>
8468 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
8470 2002-04-12 Mark Mitchell <mark@codesourcery.com>
8472 Revert these changes:
8474 2002-04-06 Mark Mitchell <mark@codesourcery.com>
8477 * stor-layout.c (layout_decl): Reset the RTL for the decl.
8479 2002-04-12 Richard Henderson <rth@redhat.com>
8481 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
8482 (sparc*-*-solaris): Clean up header files.
8483 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
8484 and plan on generating 64-bit code.
8485 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
8486 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
8487 * config/sparc/sol2-sld-64.h: Rename ...
8488 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
8489 for AS_SPARC64_FLAG not defined.
8490 * config/sparc/sol2-gld-bi.h: New.
8491 * config/sparc/sol2-sld.h: Remove.
8492 * config/sparc/sol26-sld.h: New.
8493 * config/sparc/sol2.h: Tidy comments.
8494 * doc/install.texi: Document sparc-solaris configury changes.
8496 2002-04-12 Richard Henderson <rth@redhat.com>
8498 * recog.c (offsettable_address_p): Match the logic in adjust_address.
8500 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
8501 in 64-bit mode only. Use only for 32-bit or MEDLOW.
8503 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8505 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
8507 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
8509 * pa.c (pa_can_combine_p): Call extract_insn before calling
8512 2002-04-12 Douglas B Rupp <rupp@gnat.com>
8514 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
8515 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
8516 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8517 (CPP_PREDEFINES): Handle __declspec.
8518 * config/i386/t-interix (USER_H): Remove.
8520 2002-04-12 DJ Delorie <dj@redhat.com>
8522 * integrate.c (compare_blocks): Make comparisons safe for when
8523 sizeof(int) < sizeof(char *).
8524 (find_block): Likewise.
8526 2002-04-12 Jan Hubicka <jh@suse.cz>
8527 David Edelsohn <edelsohn@gnu.org>
8529 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
8531 (symbol_ref_operand): New.
8532 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
8533 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
8535 2002-04-12 Andreas Schwab <schwab@suse.de>
8537 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
8538 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
8539 overrides the definition in config/svr4.h.
8541 2002-04-12 Eric Norum <eric.norum@usask.ca>
8543 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
8544 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
8545 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
8546 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
8547 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
8548 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
8549 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
8550 definitions to config/rtems.h and make the targets more similar.
8552 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8554 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
8555 POINTERS_EXTEND_UNSIGNED.
8556 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
8557 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
8559 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
8562 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
8564 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
8565 depends on TARGET_SHMEDIA, not TARGET_SH5.
8567 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
8569 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
8570 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
8572 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
8574 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
8577 2002-04-12 Andreas Schwab <schwab@suse.de>
8579 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
8581 2002-04-12 Richard Henderson <rth@redhat.com>
8584 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
8586 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
8587 modes spanning multiple hard regs.
8589 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
8591 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8593 * pa.c (pa_output_function_prologue): Don't accumulate the total
8594 number of code bytes when using TARGET_64BIT, or gas, SOM and not
8595 the portable runtime.
8596 (output_deferred_plabels): Handle 64bit plabels.
8597 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
8598 generating pic code using the GAS assembler for object formats that
8599 are not SOM (ie., ELF32 and ELF64).
8600 (output_millicode_call): Check attribute type if attribute length is 28.
8601 Likewise use $PIC_pcrel$0. Only call get_attr_length and
8602 dbr_sequence_length once.
8603 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
8604 dbr_sequence_length once.
8605 * pa.h (TARGET_SOM): Define if not defined.
8606 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
8607 with GAS and not SOM.
8608 (jump, call_internal_reg, call_value_internal_reg): Likewise.
8609 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
8611 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8613 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
8614 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
8615 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
8616 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
8617 elfos.h and dbxelf.h values are fine now.
8618 * config/i386/freebsd.h, config/alpha/freebsd.h
8619 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
8621 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8623 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
8624 or set Acpu or Amachine. Reformat.
8625 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8627 (LINK_SPEC): Do not need to undef.
8628 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
8629 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
8630 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8632 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
8633 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
8634 (LINK_SPEC): Do not need to undef.
8635 (DONT_USE_BUILTIN_SETJMP): Do not define.
8636 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
8637 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
8638 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
8639 Remove trailing spaces.
8640 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
8641 __ELF__, or set Acpu or Amachine. Reformat.
8642 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8645 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8647 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
8648 all other *-*-freebsd* targets.
8650 2002-04-11 Richard Henderson <rth@redhat.com>
8652 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
8654 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8656 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
8657 Include {cpu}/{cpu}.h thru tm_file.
8658 (alpha*-*-linux*ecoff): Remove target.
8659 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
8660 (LINK_SPEC): Remove, is not OS independent.
8661 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
8662 (LINK_SPEC): Do not need to #undef any longer.
8663 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
8665 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
8667 (LINK_SPEC): Moved here from alpha/elf.h.
8668 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
8670 * config/alpha/linux-ecoff.h: Remove.
8671 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
8672 (CPP_SPEC): Define _POSIX_SOURCE as needed.
8673 (CPP_SUBTARGET_SPEC): Do not define.
8674 (LINK_SPEC): Do not need to #undef any longer.
8675 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
8676 * config/alpha/vms.h: Likewise.
8678 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
8680 * doc/extend.texi: Remove old claim that typedefs cannot have
8681 an alignment attribute.
8683 2002-04-11 Jakub Jelinek <jakub@redhat.com>
8685 PR optimization/6177
8686 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
8687 bitpos is 0 and bitsize CONCAT size.
8689 2002-04-11 Jakub Jelinek <jakub@redhat.com>
8692 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
8694 2002-04-10 David O'Brien <obrien@FreeBSD.org>
8696 * config/alpha/freebsd.h: Minor reformatting.
8697 (CPP_SPEC): Define ELF and add cpp_subtarget.
8698 (ASM_SPEC): No longer needed.
8700 2002-04-11 Richard Henderson <rth@redhat.com>
8702 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
8703 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
8704 (dimode mem/zero splitter): New.
8706 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
8708 * config/cris/cris.c (cris_override_options): Tweak error message
8709 for PIC not implemented.
8711 * config/cris/cris.h: Tweak comments related to parameter-passing.
8713 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
8715 2002-04-10 Richard Henderson <rth@redhat.com>
8717 * except.c (add_ehl_entry): Allow duplicates after landing pad
8720 2002-04-10 David Edelsohn <edelsohn@gnu.org>
8722 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
8724 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
8726 * c-decl.c (c_init_decl_processing): Move generation of
8727 decls for g77_integer_type_node and friends from here ...
8728 * c-common.c (c_common_nodes_and_builtins): ... to here.
8730 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
8732 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
8733 is only used as frame pointer when frame_pointer_needed is true.
8735 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
8738 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
8739 for the fact that the pool entry uses two words.
8740 (movdf_hard_insn): Similarly. Also, ADR instruction can span
8742 (movdf_soft_insn): Similarly.
8743 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
8744 for the fact that the pool entry uses three words.
8746 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
8748 * config/mips/mips.c (mips_va_arg): When using the struct version
8749 of the EABI va_list, allow arguments in the register save area to
8750 take up less room than a stack argument.
8752 2002-04-10 Richard Henderson <rth@redhat.com>
8754 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
8755 if EXPAND_INITIALIZER.
8757 2002-04-09 Richard Henderson <rth@redhat.com>
8759 * config/alpha/alpha.md (movdi_er_maybe_g): New.
8760 * config/alpha/alpha.c (alpha_expand_mov): Use it.
8762 2002-04-10 Alan Modra <amodra@bigpond.net.au>
8764 PR optimization/6233
8765 * rtlanal.c (pure_call_p): New function.
8766 * rtl.h (pure_call_p): Declare.
8767 * loop.c (prescan_loop): Use it to set has_nonconst_call.
8768 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
8770 2002-04-09 Eric Christopher <echristo@redhat.com>
8772 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
8773 information to .comm directive.
8775 2002-04-09 Richard Henderson <rth@redhat.com>
8778 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
8780 2002-04-09 Richard Henderson <rth@redhat.com>
8782 * basic-block.h (flow_delete_block_noexpunge): Declare.
8783 (expunge_block_nocompact): Declare.
8784 * cfg.c (expunge_block_nocompact): Split out from ...
8785 (expunge_block): ... here.
8786 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
8787 (flow_delete_block_noexpunge): Split out from ...
8788 (flow_delete_block): ... here.
8789 * cfgcleanup.c (delete_unreachable_blocks): Compact while
8790 removing dead blocks.
8791 * except.c (exception_handler_labels): Remove.
8792 (exception_handler_label_map): New.
8793 (struct eh_region): Add aka member.
8794 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
8795 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
8796 (for_each_eh_label, for_each_eh_label_1): New.
8797 (init_eh): Register exception_handler_label_map.
8798 (free_eh_status): Use free_region.
8799 (find_exception_handler_labels): Use the map, not the list.
8800 (remove_exception_handler_label): Likewise.
8801 (maybe_remove_eh_handler): Likewise.
8802 (remove_eh_handler): Use the region aka bitmap.
8803 * except.h (exception_handler_labels): Remove.
8804 (for_each_eh_label): Declare.
8805 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
8806 * loop.c (invalidate_loops_containing_label): New.
8807 (find_and_verify_loops): Use it. Use for_each_eh_label.
8808 * sched-rgn.c (is_cfg_nonregular): Use
8809 current_function_has_exception_handlers.
8811 2002-04-09 Richard Henderson <rth@redhat.com>
8813 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
8814 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
8815 Do not return changed status.
8816 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
8817 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
8818 New functions that do return changed status.
8819 * sbitmap.h: Update decls.
8820 * gcse.c, lcm.c: Use _cg functions as needed.
8822 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
8824 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
8825 (sh64-*-elf*, sh-*-rtemself*): Likewise.
8826 * config/sh/embed_bb.c: New file.
8827 * config/sh/embed-elf.h: New file.
8828 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
8829 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
8830 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
8832 (SUBTARGET_CPP_PTR_SPEC): Don't define.
8833 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
8834 Add subtarget_asm_endian_spec.
8835 (ASM_SPEC): Use subtarget_asm_endian_spec.
8836 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
8837 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
8838 (WCHAR_UNSIGNED): Define.
8839 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
8840 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
8841 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
8843 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
8844 (sh_adjust_cost): Likewise.
8845 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
8847 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
8848 (WCHAR_TYPE_SIZE): Likewise.
8849 (ASM_SPEC): Use subtarget_asm_endian_spec.
8850 (SH_ELF_WCHAR_TYPE): #undef/ #define.
8851 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
8852 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
8853 (MAX_WCHAR_TYPE_SIZE): Don't #define .
8854 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
8855 (USER_LABEL_PREFIX): Don't #undef /#define .
8856 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
8857 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
8858 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
8859 (ASM_SPEC): Likewise.
8860 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
8861 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
8862 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
8863 (LIB2FUNCS_EXTRA): Define.
8864 * t-sh64 (LIB2FUNCS_EXTRA): Define.
8865 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
8866 (LIB1ASMFUNCS_CACHE): Define.
8867 (LIB2FUNCS_EXTRA): Redefine empty.
8869 2002-04-08 Richard Henderson <rth@redhat.com>
8871 * reorg.c (get_branch_condition): Use reversed_comparison_code.
8873 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8875 * config/m68hc11/larith.asm (__map_data_section): Fix condition
8876 and optimize for size.
8877 (__do_global_ctors): Fix pointer comparison.
8878 (__do_global_dtors): Likewise.
8880 2002-04-09 David S. Miller <davem@redhat.com>
8882 * config/sparc/sparc.c (sparc_extra_constraint_check): New
8883 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
8884 allow reloading pseudos.
8885 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
8886 * config/sparc/sparc-protos.h: Declare it.
8888 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
8889 unsigned comparison warning.
8890 (output_restore_regs): Mark leaf_function as unused.
8892 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8894 * expr.c (is_aligning_offset): New function.
8895 (expand_expr, case COMPONENT_EXPR): Call it.
8897 2002-04-08 David S. Miller <davem@redhat.com>
8900 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
8902 Make init_priority work on Sparc when using GNU ld.
8903 * config/sparc/linux.h, config/sparc/linux64.h,
8904 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
8905 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
8906 * config/sparc/sol2-gld.h: New file to do the same.
8907 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
8908 sparc/sol2-gld.h to tm_file.
8910 PR optimization/4328
8911 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
8912 * doc/md.texi: Document it.
8913 * config/sparc/sparc.md (movdi_insn_sp64_novis,
8914 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
8915 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
8916 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
8917 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
8919 2002-04-08 Andreas Jaeger <aj@suse.de>
8921 * stmt.c (expand_asm_operands): Revert last patch from Richard
8924 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8926 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
8927 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
8929 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8931 * doc/contrib.texi (Contributors): Add David O'Brien.
8933 2002-04-08 Alan Modra <amodra@bigpond.net.au>
8935 * configure.in (auto-build.h): Use target_alias and build_alias
8936 when running configure.
8937 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
8938 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
8939 * configure: Regenerate.
8941 2002-04-07 David S. Miller <davem@redhat.com>
8943 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
8945 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
8948 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
8949 generating 32-bit pic code.
8951 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
8953 * cppinit.c (cpp_create_reader): Initialize
8954 discard_comments_in_macro_exp.
8955 (COMMAND_LINE_OPTIONS): Add "-CC" option.
8956 (cpp_handle_option): Handle "-CC" option.
8957 * cpplex.c (save_comment): If saving a C++ comment in
8958 a directive, convert it to a C comment.
8959 (_cpp_lex_direct): Pass second comment start character to
8960 save_comment to indicate comment type.
8961 * cpplib.c (_cpp_handle_directive): If processing
8962 a "#define" directive and discard_comments_in_macro_exp
8963 is false, re-enable saving of comments.
8964 (lex_macro_node): If discard_comments_in_macro_exp is false,
8965 discard any comments before the macro identifier.
8966 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
8968 * cppmacro.c (cpp_get_token): If expanding a macro while
8969 processing a directive, discard any comments we might encounter.
8970 (parse_params): If discard_comments_in_macro_exp is false,
8971 ignore comments in the macro parameter list.
8972 * gcc.c (cpp_unique_options): Add "-CC" option.
8973 (option_map): Map "--comments-in-macros" to "-CC".
8974 * doc/cppopts.texi: Document "-CC" option.
8975 * f/lang-specs.h: Add "-CC" option.
8976 * testsuite/gcc.dg/cpp/maccom1.c: New test.
8977 * testsuite/gcc.dg/cpp/maccom2.c: New test.
8978 * testsuite/gcc.dg/cpp/maccom3.c: New test.
8979 * testsuite/gcc.dg/cpp/maccom4.c: New test.
8980 * testsuite/gcc.dg/cpp/maccom5.c: New test.
8981 * testsuite/gcc.dg/cpp/maccom6.c: New test.
8983 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
8986 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
8988 2002-04-06 Mark Mitchell <mark@codesourcery.com>
8991 * stor-layout.c (layout_decl): Reset the RTL for the decl.
8994 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
8995 RTX_UNCHANGING_P for the functions arguments when a tail call
8998 2002-04-06 Jason Merrill <jason@redhat.com>
9000 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
9001 (parse_options_and_default_flags): Set them appropriately.
9002 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
9004 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
9006 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
9009 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
9012 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
9013 types come in by-reference. Fix typo in comment.
9015 2002-04-05 David S. Miller <davem@redhat.com>
9017 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
9018 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
9019 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
9020 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
9022 2002-04-05 David S. Miller <davem@redhat.com>
9024 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
9025 are not going to emit return instructions, emit at least a nop
9026 for the sake of sane backtraces.
9028 2002-04-05 Richard Henderson <rth@redhat.com>
9030 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
9032 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
9034 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
9036 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
9038 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
9039 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
9040 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
9042 2002-04-05 Andreas Schwab <schwab@suse.de>
9044 * c-convert.c: Include c-common.h.
9045 * Makefile.in (c-convert.o): Updated.
9047 2002-04-05 Jakub Jelinek <jakub@redhat.com>
9049 * mklibgcc.in: Use separate libgcc.map for each multilib.
9050 * Makefile.in (distclean): Don't remove libgcc.map here.
9052 2002-04-05 Jakub Jelinek <jakub@redhat.com>
9054 * Makefile.in (s-mlib): Handle --disable-multilib by separate
9055 genmultilib invocation.
9057 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
9059 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
9060 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
9061 to num_gprs for symmetry.
9062 * config/mips/mips.c: Adjust accordingly.
9064 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
9066 * c-common.c (truthvalue_conversion): Rename, update.
9067 * c-common.h (c_common_truthvalue_conversion): New.
9068 * c-convert.c (convert): Update.
9069 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
9070 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
9071 * c-typeck.c (build_binary_op, build_unary_op,
9072 build_conditional_expr): Update.
9073 * fold-const.c (constant_boolean_node, fold): Use langhook.
9074 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
9075 * langhooks.h (struct lang_hooks): New hook.
9076 * stmt.c (expand_decl_cleanup): Use langhook.
9077 * tree.h (truthvalue_conversion): Remove.
9079 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
9081 2002-04-05 Alan Modra <amodra@bigpond.net.au>
9083 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
9084 Add rules to make null object file.
9086 2002-04-04 Jim Blandy <jimb@redhat.com>
9088 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
9089 macro formal parameter names.
9091 2002-04-04 David S. Miller <davem@redhat.com>
9093 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
9095 2002-04-04 Richard Henderson <rth@redhat.com>
9098 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
9099 Support copies into and out of memory. Don't accept allows_reg
9100 and allows_mem as gospel.
9102 2002-04-04 Richard Henderson <rth@redhat.com>
9105 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
9106 (write_dependence_p): Likewise.
9108 2002-04-04 Richard Henderson <rth@redhat.com>
9110 * predict.c (estimate_bb_frequencies): Do frequency calculation
9111 with a volatile temporary.
9113 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
9115 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
9117 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9120 * final.c (final_start_function): Don't bump profile_label_no here...
9121 (final_end_function): ...but here.
9123 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9125 * config/sparc/sparc.md (pic): New attribute.
9126 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
9128 (split after do_builtin_setjmp_setup): New.
9130 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9133 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
9136 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9138 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
9139 UNITS_PER_WORD for zero sized aggregates.
9141 2002-04-03 David S. Miller <davem@redhat.com>
9143 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
9144 one-character spec for this, just use %(link_gcc_c_sequence).
9146 2002-04-03 David S. Miller <davem@redhat.com>
9148 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
9151 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9153 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
9154 (DWARF_FRAME_RETURN_COLUMN): Move.
9155 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9156 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
9157 * pa.c (except.h, predict.h): Include.
9159 (store_reg_modify, set_reg_plus_d): Revise prototypes.
9160 (output_ascii): Add cast.
9161 (store_reg_modify): Revise to add frame notes.
9162 (set_reg_plus_d): Likewise.
9163 (compute_frame_size): Include space for eh data registers in frame if
9164 the current function calls eh_return.
9165 (hppa_expand_prologue): Ensure register %r2 is saved if the current
9166 function calls eh_return. Save eh data registers if the current
9167 function calls eh_return. Fix code to add frame notes. Emit
9168 blockage to prevent insns with frame notes being scheduled in the
9169 delay slot of calls.
9170 (hppa_expand_epilogue): Restore eh data registers and do final stack
9171 adjustment if the current function calls eh_return. Don't add frame
9173 (output_call): Revise for change in length of call insn. Don't do
9174 return pointer adjustment for an unconditional jump in the delay slot
9175 of a call when using frame notes.
9176 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
9177 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
9178 (ARG_POINTER_CFA_OFFSET): Define.
9179 * pa.md (return_external_pic): New pattern.
9180 (prologue): Correct formatting. Use return_external_pic if current
9181 function calls eh_return.
9182 (call_internal_symref, call_value_internal_symref,
9183 sibcall_internal_symref, sibcall_value_internal_symref): Change default
9184 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
9186 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
9188 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
9189 list of targets to check using "nop" insn.
9190 * configure: Rebuilt.
9192 2002-04-04 Alan Modra <amodra@bigpond.net.au>
9194 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
9196 2002-04-03 David S. Miller <davem@redhat.com>
9198 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
9199 library sequence passed to the linker.
9200 (LINK_COMMAND_SPEC): Use it.
9201 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
9202 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
9203 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
9205 2002-04-03 Jason Merrill <jason@redhat.com>
9207 * except.c (struct eh_status): Remove protect_list.
9208 (begin_protect_partials, end_protect_partials): Remove.
9209 (add_partial_entry): Remove.
9210 * except.h: Remove prototypes.
9212 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
9213 expand_decl_cleanup_eh.
9216 * tree.h (CLEANUP_EH_ONLY): New macro.
9217 * stmt.c (expand_decl_cleanup_eh): New fn.
9218 (expand_cleanups): Check CLEANUP_EH_ONLY.
9219 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
9220 Use expand_decl_cleanup_eh.
9221 (expand_stmt): Adjust.
9222 * c-common.h: Adjust prototype.
9224 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
9226 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
9227 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
9228 (cris_target_asm_function_epilogue): Ditto.
9229 (cris_initial_frame_pointer_offset): Ditto.
9230 (cris_simple_epilogue): Ditto.
9231 (cris_expand_builtin_va_arg): Variable-size types come in
9234 2002-04-03 David S. Miller <davem@redhat.com>
9236 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
9238 (set_fast_math): Correct 'fsr' type.
9240 2002-04-03 Richard Henderson <rth@redhat.com>
9243 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
9244 * toplev.c (check_global_declarations): Use it.
9245 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
9246 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9247 (LANG_HOOKS_DECLS): Add it.
9248 * langhooks.c (lhd_warn_unused_global_decl): New.
9249 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9250 * c-objc-common.c (c_warn_unused_global_decl): New.
9251 * c-tree.h (c_warn_unused_global_decl): Declare.
9252 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9254 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
9256 * langhooks-def.h (lhd_set_decl_assembler_name,
9257 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
9258 (LANG_HOOKS_INITIALIZER): Update.
9259 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
9260 * langhooks.h (struct lang_hooks): New hook.
9261 * tree.c (set_decl_assembler_name): Move to langhooks.c.
9262 (lang_set_decl_assembler_name): Remove.
9263 (init_obstacks): Don't set hook.
9264 (decl_assembler_name): New function.
9265 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
9266 (decl_assembler_name): New.
9267 (lang_set_decl_assembler_name): Remove.
9269 2002-04-03 Jakub Jelinek <jakub@redhat.com>
9271 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
9272 works properly with .hidden symbols.
9273 * configure: Rebuilt.
9274 * config.in: Rebuilt.
9275 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9276 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
9277 properly with .hidden symbols.
9279 2002-04-03 Jakub Jelinek <jakub@redhat.com>
9282 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
9285 2002-04-03 Richard Henderson <rth@redhat.com>
9288 * sched-rgn.c (sets_likely_spilled): New.
9289 (sets_likely_spilled_1): New.
9290 (add_branch_dependences): Use it.
9292 2002-04-02 Richard Henderson <rth@redhat.com>
9295 * loop.h (LOOP_FIRST_PASS): New.
9296 * loop.c (strength_reduce): Mind it when deciding to unroll.
9297 * toplev.c (rest_of_compilation): Set it.
9299 2002-04-02 David S. Miller <davem@redhat.com>
9301 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
9302 mems_ok_for_ldd_peep when the order of the loads being examined
9304 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
9305 existing comment to increase comprehension of this situation.
9307 2002-04-02 Zack Weinberg <zack@codesourcery.com>
9309 * config/sh/sh.md: Don't use union real_extract.
9311 2002-04-02 Richard Henderson <rth@redhat.com>
9313 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
9315 2002-04-02 David O'Brien <obrien@FreeBSD.org>
9317 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
9318 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
9319 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
9320 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
9321 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
9322 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
9323 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
9324 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
9325 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
9326 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
9327 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
9328 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
9329 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
9330 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
9331 Include as many configury headers via tm_file as possible. This
9332 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
9333 * config/openbsd-oldgas.h: New file.
9334 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
9335 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
9336 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
9337 config/i386/i386-coff.h, config/i386/i386-interix.h,
9338 config/i386/iscdbx.h, config/i386/linux-aout.h,
9339 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
9340 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
9341 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
9342 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
9343 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
9344 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
9345 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
9346 config/i386/vxi386.h: Do not directly include configury headers.
9347 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
9348 Directly include configury headers that are no longer automatically
9349 included by the above headers.
9350 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
9351 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
9352 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
9353 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
9354 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
9355 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
9356 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
9357 (TARGET_VERSION): Define.
9358 * config/i386/beos-elf.h, config/i386/freebsd.h,
9359 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
9360 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
9361 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
9362 config/i386/sco5.h, config/i386/sysv4.h
9363 (TARGET_VERSION): Do not need to protect.
9364 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
9365 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
9366 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
9367 config/i386/i386-interix.h, config/i386/linux-aout.h,
9368 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
9369 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
9370 (YES_UNDERSCORES): Do not define - not needed.
9371 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
9372 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
9373 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
9374 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
9375 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
9376 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
9377 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
9378 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
9380 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
9381 Richard Henderson <rth@redhat.com>
9384 * function.c (assign_temp): Accept either type or decl argument.
9385 Detect variables whose size is too large to fit into an integer.
9386 * stmt.c (expand_decl): Pass the decl, not the type.
9388 2002-04-02 David O'Brien <obrien@FreeBSD.org>
9390 * protoize.c: Match include directory usage with cppdefault.c.
9392 2002-04-03 Jeffrey A Law (law@redhat.com)
9393 Hans-Peter Nilsson <hp@bitrange.com>
9395 * combine.c (simplify_comparison): Avoid narrowing a comparison
9396 with a paradoxical subreg when doing so would drop signficant bits.
9398 2002-04-02 Steve Ellcey <sje@cup.hp.com>
9400 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
9401 if POINTERS_EXTEND_UNSIGNED is defined.
9403 2002-04-02 Richard Henderson <rth@redhat.com>
9406 * local-alloc.c (contains_replace_regs): LO_SUM may contain
9409 2002-04-02 Richard Henderson <rth@redhat.com>
9411 * doc/standards.texi: Document required freestanding libc entry points.
9413 2002-04-02 Alan Modra <amodra@bigpond.net.au>
9415 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
9416 associated splitter. Remove MQ constraint.
9417 (ctrdi_internal4): Correct CCmode clobber.
9419 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9421 * milli64.S ($$dyncall): New function.
9422 * t-linux (LIB1ASMFUNCS): Revise module list.
9423 (LIB1ASMSRC): Use pa/milli64.S.
9425 2002-04-02 Richard Henderson <rth@redhat.com>
9427 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
9428 rename solaris_sys_varargs_h.
9430 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9432 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
9433 the same mode as its component.
9435 2002-04-02 Richard Henderson <rth@redhat.com>
9438 * final.c (this_is_asm_operands): Export.
9439 * output.h (this_is_asm_operands): Declare.
9440 * config/i386/i386.c (print_operand): Error odd asm operands.
9442 2002-04-02 Richard Henderson <rth@redhat.com>
9445 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
9447 2002-04-01 Richard Henderson <rth@redhat.com>
9450 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
9451 * fixinc/fixincl.x: Rebuild.
9453 2002-04-01 Richard Henderson <rth@redhat.com>
9455 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
9456 (atomic_alloc, atomic_free): New.
9457 (SIZE, MASK_FOR, PTR_IN): New.
9458 (emergency_reg_state, emergency_reg_state_free): New.
9459 (emergency_labeled_state, emergency_labeled_state_free): New.
9460 (reg_state_alloced, labeled_state_alloced): New.
9461 (alloc_reg_state, free_reg_state): New.
9462 (alloc_label_state, free_label_state, free_label_states): New.
9463 (push, pop, dup_state_stack, free_state_stack): Use them.
9464 (desc_label_state): Likewise.
9465 (uw_frame_state_for): Free label states and state stack.
9466 (uw_update_reg_address): Eliminate warnings.
9468 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
9470 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
9471 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
9473 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9475 * c-decl.c (grokdeclarator): Update.
9476 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
9477 * c-tree.h (c_mark_addressable): New.
9478 * c-typeck.c (default_function_array_conversion, build_unary_op,
9479 build_array_ref, convert_for_assignment): Update.
9480 (mark_addressable): Rename.
9481 * calls.c (try_to_integrate, expand_call): Use langhook.
9482 * expr.c (expand_expr): Use langhook.
9483 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
9484 * langhooks.h (struct lang_hooks): New hook.
9485 * stmt.c (expand_asm_operands): Use langhook.
9486 * tree.h (mark_addressable): Remove.
9488 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
9490 2002-04-01 Bob Wilson <bob.wilson@acm.org>
9492 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
9495 2002-04-01 Bob Wilson <bob.wilson@acm.org>
9497 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
9498 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
9500 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9502 * c-common.c (unsigned_conversion_warning, convert_and_check,
9503 unsigned_type, signed_type, shorten_compare,
9504 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
9505 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
9506 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
9508 * c-decl.c (grokdeclarator): Update.
9509 * c-format.c (check_format_types): Update.
9510 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
9511 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
9512 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
9513 * convert.c (convert_to_integer): Use new hooks.
9514 * expmed.c (make_tree): Use new hooks.
9515 * expr.c (store_expr): Use new hooks.
9516 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
9517 all_ones_mask_p, unextend, fold): Use new hooks.
9518 * langhooks.h (struct lang_hooks_for_types): New hooks.
9519 * tree.h (signed_or_unsigned_type, signed_type,
9520 unsigned_type): Remove.
9522 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
9523 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
9525 2002-03-31 Richard Henderson <rth@redhat.com>
9527 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
9528 (desc_frgr_mem): Fix reference to f16-f31.
9530 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9532 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9533 RTVEC_ELT): Const-ify.
9534 * varray.h (VARRAY_CHECK): Const-ify.
9535 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
9536 ggc_mark_rtvec, ggc_mark): Const-ify.
9538 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9540 * diagnostic.c: Include langhooks-def.h.
9541 * Makefile.in (diagnostic.o): Update.
9543 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
9545 * c-common.c (c_unsafe_for_reeval): Rename.
9546 * c-common.h (c_unsafe_for_reeval): Rename.
9547 * c-decl.c (finish_incomplete_decl): Rename.
9548 (c_init_decl_processing): Don't set langhook.
9549 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
9550 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
9551 * c-objc-common.c (c_objc_common_init): Don't set langhook.
9552 * c-tree.h (finish_incomplete_decl): Rename.
9553 * langhooks-def.h (lhd_unsafe_for_reeval): New.
9554 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
9555 (LANG_HOOKS_INITIALIZER): Update.
9556 * langhooks.c (lhd_unsafe_For_reeval): New.
9557 * langhooks.h (struct langhooks): New hooks.
9558 * toplev.c (incomplete_decl_finalize_hook): Remove.
9559 (wrapup_global_declarations): Update.
9560 * tree.c (lang_unsafe_for_reeval): Remove.
9561 (unsafe_for_reeval): Update.
9562 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
9565 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
9566 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
9568 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
9570 * diagnostic.c (print_error_function): Remove.
9571 (default_print_error_function): Rename.
9572 (report_error_function): Update.
9573 * diagnostic.h (print_error_function): Remove.
9574 (default_print_error_function): Remove.
9575 * langhooks-def.h (struct diagnostic_context): Predeclare.
9576 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
9577 (LANG_HOOKS_INITIALIZER): Update.
9578 * langhooks.h (struct diagnostic context): Predeclare.
9579 (struct lang_hooks): New hook.
9581 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9583 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
9584 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
9586 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
9587 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
9588 of PIC_OFFSET_TABLE_REGNUM thruout.
9589 * config/rs6000/rs6000.md: Likewise.
9590 * config/rs6000/darwin.h: Likewise.
9592 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9594 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
9595 unsigned HOST_WIDE_INT, not unsigned int.
9597 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9599 PR middle-end/6096, middle-end/6098, middle-end/6099
9600 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
9602 (fill_slots_from_thread): Likewise.
9604 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9606 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
9607 floating fields in float regs.
9608 (function_arg_record_value_2): Likewise.
9610 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
9612 * config/mmix/mmix.md (define_constants): Remove misleading
9613 FIXME. Add MMIX_fp_rO_OFFSET.
9614 ("nonlocal_goto_receiver"): Don't have stack-frame address of
9615 saved rO as part of the pattern. Remove FIXME.
9616 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
9617 here, at output-time.
9619 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9622 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
9624 (output_v9branch): Likewise.
9626 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
9628 * gcc.c: Revert previous patch for now.
9629 * config/i386/djgpp.h: Likewise.
9631 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
9633 * config/mmix/crti.asm (_init): Register _fini with atexit.
9634 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
9636 2002-03-31 Richard Henderson <rth@redhat.com>
9639 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
9640 (ASM_OUTPUT_DEF_FROM_DECLS): New.
9642 2002-03-31 Richard Henderson <rth@redhat.com>
9644 * libgcc2.c (__bb_exit_func): Make static.
9646 * config/alpha/alpha.md (trap): New.
9648 2002-03-31 Richard Henderson <rth@redhat.com>
9650 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
9651 promoted argument types; build trap.
9652 (expand_builtin_trap): New.
9653 (expand_builtin): Use it.
9654 * stmt.c (expand_nl_goto_receivers): Likewise.
9655 * expr.h (expand_builtin_trap): Declare.
9656 * libfuncs.h (LTI_abort, abort_libfunc): New.
9657 * optabs.c (init_optabs): Init abort_libfunc.
9659 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
9661 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
9662 (LINK_COMMAND_SPEC): ... from here.
9663 (init_gcc_specs): Duplicate it here too, omitting
9664 shared_name in the second copy.
9665 (init_spec): Test for duplicate
9666 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
9668 2002-03-30 David S. Miller <davem@redhat.com>
9670 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9671 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
9673 2002-03-30 Roger Sayle <roger@eyesopen.com>
9674 Richard Henderson <rth@redhat.com>
9676 * regmove.c (combine_stack_adjustments_for_block): Avoid
9677 emitting a stack adjustment of zero bytes. Let delete_insn
9680 2002-03-30 Richard Henderson <rth@redhat.com>
9682 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
9683 (sparc_emitting_epilogue): New.
9684 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
9685 * config/sparc/sparc-protos.h: Update.
9686 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
9687 (TARGET_SWITCHES): Update.
9688 * config/sparc/sparc.md (return): Remove.
9689 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
9690 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
9691 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
9692 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
9693 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
9694 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
9695 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
9696 Remove MASK_EPILOGUE.
9697 * doc/invoke.texi: Update.
9699 2002-03-30 Daniel Berlin <dan@dberlin.org>
9701 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
9702 CPP will start the file for us.
9704 2002-03-30 Richard Henderson <rth@redhat.com>
9707 * config/ia64/ia64.c (group_barrier_needed_p): Special case
9708 prologue_allocate_stack.
9709 (ia64_single_set): Use insn codes for recognition of special
9710 cases, not rtl matching.
9711 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
9713 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
9715 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
9717 2002-03-30 Richard Henderson <rth@redhat.com>
9720 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
9721 or -fomit-frame-pointer with profiling.
9722 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9723 (FUNCTION_PROFILER): Do nothing.
9724 (PROFILE_HOOK): New.
9725 * config/sparc/sparc.c (sparc_override_options): Don't check
9726 code models for profiling.
9727 (sparc_function_profiler): Remove.
9728 (sparc_profile_hook): New.
9729 * config/sparc/sparc-protos.h: Update.
9731 2002-03-30 Jakub Jelinek <jakub@redhat.com>
9733 PR optimization/6086
9734 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
9735 of SUBREG of volatile MEM or because the MEM was mode dependent,
9736 return CLOBBER instead of unmodified SUBREG.
9738 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
9740 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
9741 when not optimizing.
9743 * toplev.c (rest_of_compilation): Cann mark_constant_function
9744 only when optimizing.
9746 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
9749 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
9750 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
9751 (try_optimize_cfg): clear all AUX fields.
9753 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
9754 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
9755 (ix86_address_cost): Be prepared for SUBREGed registers.
9756 (legitimate_address_p): Accept SUBREGed registers.
9758 2002-03-29 Richard Henderson <rth@redhat.com>
9761 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
9763 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9765 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
9766 for aggregate and TFmode types.
9768 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
9770 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
9772 2002-03-29 Richard Henderson <rth@redhat.com>
9775 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
9776 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
9778 2002-03-29 Richard Henderson <rth@redhat.com>
9781 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
9782 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
9783 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
9784 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
9786 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
9788 2002-03-29 Dale Johannesen <dalej@apple.com>
9790 * loop.c (combine_movables): Do allow combination of pseudos.
9792 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
9794 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
9795 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
9796 No functional change except ...
9797 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
9798 * doc/install.texi (*-*-freebsd*): Document port configuration.
9800 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
9802 * Makefile.in (convert.o, calls.o, expmed.o): Update.
9803 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
9805 * builtin-types.def (BT_PTRMODE): Update.
9806 * c-common.c (type_for_size): Rename c_common_type_for_size.
9807 (type_for_mode): Similarly.
9808 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
9810 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
9811 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
9812 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
9814 * c-typeck.c (common_type, comptypes, default_conversion):
9816 * calls.c: Include langhooks.h.
9817 (emit_library_call_value_1): Use new hooks. Avoid redundant
9819 * convert.c: Include langhooks.h
9820 (convert_to_pointer, convert_to_integer): Use new hooks.
9821 * except.c (init_eh): Similarly.
9822 * expmed.c: Include langhooks.h.
9823 (expand_mult_add): Use new hooks.
9824 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
9825 try_casesi): Similarly.
9826 * fold-const.c (optimize_bit_field_compare, make_range,
9827 decode_field_reference, fold_truthop, fold): Similarly.
9828 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
9829 put_var_into_stack): Similarly.
9830 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
9831 LANG_HOOKS_TYPE_FOR_SIZE): New.
9832 (LANG_HOOKS_TYPES_INITIALIZER): Update.
9833 * langhooks.h (lang_hooks_for_types): New hooks.
9834 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
9835 * tree.c (get_unwidened, get_narrower): Similarly.
9836 * tree.h (type_for_mode, type_for_size): Remove.
9837 * varasm.c (force_const_mem): Use new hooks.
9838 * utils2.c (nonbinary_modular_operation): Update.
9840 * objc-act.c (handle_impent): Update.
9841 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
9844 2002-03-29 Steve Ellcey <sje@cup.hp.com>
9846 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
9847 * config/ia64/ia64.c (basereg_operand): New.
9848 * config/ia64/ia64-protos.h (basereg_operand): Declare.
9849 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
9851 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
9853 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
9854 unwind information when frame_pointer_needed.
9855 (mmix_assemble_integer): Tweak wording in comment.
9857 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
9859 * Makefile.in (except.o): Update.
9860 * except.c: Include langhooks.h.
9861 (init_eh): Use langhook.
9862 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
9863 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
9864 (LANG_HOOKS_INITIALIZER): Update.
9865 * langhooks.h (lang_hooks_for_types): New.
9866 (struct lang_hooks): Add it.
9867 * tree.c (make_lang_type_fn, make_lang_type): Remove.
9868 * tree.h (make_lang_type_fn, make_lang_type): Remove.
9870 * alpha/alpha.c: Include langhooks.h.
9871 (alpha_build_va_list): Use langhook.
9872 * d30v/d30v.c: Include langhooks.h.
9873 (d30v_build_va_list): Use langhook.
9874 * i386/i386.c: Include langhooks.h.
9875 (ix86_build_va_list): Use langhook.
9876 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
9877 * s390/s390.c: Include langhooks.h.
9878 (s390_build_va_list): Use langhook.
9879 * stormy16/stormy16.c: Include langhooks.h.
9880 (stormy16_build_va_list): Use langhook.
9882 2002-03-29 Jakub Jelinek <jakub@redhat.com>
9885 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
9887 (length): Compute variable length for branches/calls/jumps here.
9888 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
9889 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
9890 define branch_type attribute.
9891 (divsi3_sp32): Maximum length is 6 not 7.
9892 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
9893 call_address_untyped_struct_value_sp32,
9894 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
9895 * config/sparc/sparc.c (empty_delay_slot): New function.
9896 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
9897 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
9899 2002-03-29 Jakub Jelinek <jakub@redhat.com>
9901 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
9902 nonzero_bits if not needed.
9903 (nonzero_bits) [XOR]: Likewise.
9904 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
9905 reg_last_set_mode and mode are both MODE_INT, but not equal.
9906 (record_value_for_reg): Compute reg_last_set_nonzero_bits
9907 in nonzero_bits_mode for MODE_INT modes.
9909 2002-03-28 Richard Henderson <rth@redhat.com>
9912 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
9913 to GAS. Correct drift between alternatives.
9915 2002-03-28 Richard Henderson <rth@redhat.com>
9918 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
9920 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
9922 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
9923 emulation to the linker.
9925 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
9927 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
9928 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
9930 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
9932 * combine.c (simplify_and_const_int): Make sure to apply mask
9933 when force_to_mode returns a constant integer. PR3311.
9935 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
9937 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
9939 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9941 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
9942 and Objective-C Dialect Options.
9944 2002-03-28 Richard Henderson <rth@redhat.com>
9946 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
9947 comparison should be done vs !=0 not >0 return code. Tidy cases.
9949 2002-03-28 Richard Henderson <rth@redhat.com>
9951 * c-decl.c (finish_function): New arg can_defer_p. Pass it
9952 on to c_expand_body.
9953 * c-tree.h (finish_function): Update decl.
9954 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
9956 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
9958 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
9960 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
9962 * rtlanal.c: Include flags.h
9963 (may_trap_p): Do not mark FP operations if trapping
9964 if !flag_trapping_math
9965 * Makefile.in (rtlanal.o): Add dependency on flag.h
9966 * ifcvt.c (noce_operand_ok): Avoid the lameness.
9968 2002-03-27 Zack Weinberg <zack@codesourcery.com>
9970 * mips.md: Use dconst1, not 1.0, as first argument of
9971 REAL_VALUE_LDEXP. Don't use union real_extract.
9973 2002-03-28 Alan Modra <amodra@bigpond.net.au>
9975 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
9976 rather than $target. Heed program_prefix and
9977 program_transform_name. Search for gas in cross-compiler case too.
9978 "test -x" rather than "test -f".
9979 (gcc_cv_ld): Likewise.
9980 (gcc_cv_nm): Heed program_prefix and program_transform_name.
9981 (gcc_cv_objdump): Likewise.
9982 * configure: Regenerate.
9984 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
9986 * Makefile.in (attribs.o): Update.
9987 * attribs.c: Include langhooks.h.
9988 (decl_attributes): Use langhook.
9989 * c-decl.c (insert_default_attributes): Rename.
9990 * c-tree.h (c_insert_default_attributes): New.
9991 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
9992 (LANG_HOOKS_INITIALIZER): Update.
9993 * langhooks.h (struct lang_hooks): New hook.
9994 * tree.h (insert_default_attributes): Remove.
9996 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
9998 2002-03-27 Andreas Schwab <schwab@suse.de>
10000 * config/i386/i386.c (classify_argument): Also check for
10003 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10005 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
10008 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
10010 * i960.md (ret): Set PC.
10011 (nonlocal_goto): Fix expander.
10012 * builtins.c (epxand_builin_longjmp): Check that we've emitted
10015 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
10017 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
10018 of libcall regions.
10020 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10022 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
10023 assigning to BLOCK_FOR_INSN directly.
10025 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
10027 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
10029 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
10031 * c-common.c (c_expand_expr): Fix prototype.
10032 * c-common.h (c_expand_expr): Always declare, update.
10033 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
10034 * c-objc-common.c (c_objc_common_init): No global hook.
10035 * expr.c (expand_expr): Use langhook.
10036 * expr.h (enum expand_modifier): Conditionally declare.
10037 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
10038 (LANG_HOOKS_INITIALIZER): Update.
10039 * langhooks.c (lhd_expand_expr): New.
10040 * langhooks.h (struct lang_hooks): New hook.
10041 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
10042 (lang_independent_init): Don't default hook.
10044 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
10046 2002-03-27 Richard Henderson <rth@redhat.com>
10049 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
10050 TARGET_CONST_GP. Simplify conditions.
10052 2002-03-27 Richard Henderson <rth@redhat.com>
10054 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10055 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
10056 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
10058 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
10060 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
10061 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
10062 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
10063 Remove unnecessary masks.
10064 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
10065 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
10066 -mwindows, -mdll switches and their negations.
10068 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
10070 * gcc-common.c (lang_mark_false_label_stack): Remove.
10071 * ggc.h (lang_mark_false_label_stack): Similarly.
10073 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
10075 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
10077 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
10078 or __rtems_ is defined.
10080 2002-03-26 Richard Henderson <rth@redhat.com>
10082 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
10083 if a non-trivial load was emitted.
10084 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
10085 in high+extra+low case.
10087 2002-03-26 Richard Henderson <rth@redhat.com>
10089 * config.gcc (sparc*-solaris): Use float_format=sparc.
10091 2002-03-26 Richard Henderson <rth@redhat.com>
10093 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
10094 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
10095 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
10096 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
10097 (WINT_TYPE_SIZE): Fix at 32.
10099 2002-03-26 Richard Henderson <rth@redhat.com>
10101 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
10102 until after eh landing pad generation.
10103 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
10104 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
10106 2002-03-26 Richard Henderson <rth@redhat.com>
10108 * expr.h (ADD_PARM_SIZE): One more convert for INC.
10110 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
10112 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
10113 and warning switches.
10114 (cc1_options): Likewise.
10116 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
10118 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
10119 Restore more of the signal context. Set no_reg_stack_frame.
10120 * config/ia64/unwind-ia64.c (unw_state_record):
10121 Add no_reg_stack_frame, comments.
10122 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
10123 (uw_update_context): Adjust bsp when unwinding from leaf,
10124 but not signal frame.
10126 2002-03-26 David Edelsohn <edelsohn@gnu.org>
10128 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
10130 2002-03-26 Bob Wilson <bob.wilson@acm.org>
10132 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
10134 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
10137 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
10138 "Add a pool_range attribute", which was lost during the ARM/Thumb
10141 2002-03-26 Bob Wilson <bob.wilson@acm.org>
10143 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
10144 a register into the MAC16 accumulator.
10146 2002-03-26 Andrew Cagney <ac131313@redhat.com>
10148 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
10149 (Warning Options): Document -Wswitch-enum.
10150 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
10152 (warn_switch_enum): Define variables.
10153 * flags.h (warn_switch_enum): Declare variables.
10154 * stmt.c (expand_end_case_type): When warn_switch_enum /
10155 -Wswitch-enum, perform switch checks.
10158 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
10160 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
10161 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
10162 (reload_muladdsi_compare0_scratch): Delete.
10164 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
10166 * doc/install.texi (*-*-freebsd*): Update.
10168 2002-03-26 Richard Henderson <rth@redhat.com>
10170 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
10171 (SUB_PARM_SIZE): Cast DEC to ssizetype.
10173 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
10174 types from the normal argument frame.
10176 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
10177 variable sized objects by reference.
10178 (sparc_va_arg): Receive them by reference too.
10180 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
10182 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
10183 code to not restoring global registers.
10185 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
10187 * Makefile.in (ggc-common.o): Update.
10188 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
10189 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
10190 * c-tree.h (c_mark_tree): New.
10191 * ggc-common.c: Include langhooks.h.
10192 (gcc_mark_trees): Use new langhook.
10193 * ggc-callbacks.c: Delete file.
10194 * ggc.h (lang_mark_tree): Remove.
10195 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
10196 (LANG_HOOKS_INITIALIZER): Update.
10197 * langhooks.h (struct lang_hooks): New hook.
10199 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
10201 2002-03-25 Zack Weinberg <zack@codesourcery.com>
10203 * doc/cpp.texi: Exclude entire Top node from printed manual.
10204 Move option index after directive index. Insert page breaks
10205 before GFDL and concept index. Index environment variables
10206 with command line options.
10207 * doc/cppenv.texi: Use @vtable for environment variable list.
10208 Add paragraph explaining semantics of empty elements in path
10209 variables. Exclude a cross-reference to Fishkill from the
10210 manpage. Remove an unnecessary cross-reference of the entry
10211 right above the referer. Don't use @anchor in text that goes
10213 * doc/cppopts.texi: Cross-reference the environment variables
10214 section, not the specific environment variable, for consistency.
10216 2002-03-25 Richard Henderson <rth@redhat.com>
10218 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
10219 anywhere in the block. Don't refer to insns that have been
10220 removed from the chain. Iterate backward through the new insns.
10221 Don't refer to edges that have been removed.
10223 2002-03-26 Alan Modra <amodra@bigpond.net.au>
10225 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
10226 test for overflow of constant.
10228 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
10231 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
10232 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
10233 these patterns on arm_archv4.
10235 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
10237 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
10240 2002-03-25 Zack Weinberg <zack@codesourcery.com>
10242 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
10243 float_handled, float_handler, float_signal, set_float_handler,
10244 and do_float_handler. Set handler for SIGFPE to crash_signal.
10245 * toplev.h: Don't prototype do_float_handler.
10247 * c-lex.c: Fold parse_float into lex_number. Make warning
10248 about portability of hex float constants more informative, and
10249 don't issue it on top of a syntax error.
10250 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
10252 * real.h: Define REAL_VALUE_ABS here...
10253 * simplify-rtx.c: ... not here. Fold check_fold_consts,
10254 simplify_unary_real, simplify_binary_real, and
10255 simplify_binary_is2orm1 into their callers.
10256 * tree.c: Fold build_real_from_int_cst_1 into caller.
10258 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
10260 * tsystem.h: Include float.h here...
10261 * libgcc2.c: ... not here.
10263 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
10265 Fixes for: PR bootstrap/3591, target/5676
10266 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
10267 defined. Do not disable exceptions or rtti.
10268 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
10269 mcore.h. Disable exceptions and rtti, since they are not
10272 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
10274 * c-decl.c (maybe_build_cleanup): Remove.
10275 * expr.c (expand_expr): Use langhook.
10276 * langhooks-def.h (lhd_return_null_tree,
10277 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
10278 (LANGHOOKS_INITIALIZER): Update.
10279 * langhooks.c (lhd_return_null_tree): New.
10280 * langhooks.h (struct lang_hooks): New hook.
10281 * tree-inline.c (initialize_inlined_parameters): Use langhook.
10282 * tree.h (maybe_build_cleanup): Remove.
10284 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10286 * regrename.c (build_def_use): Move recog_memoized
10287 before extract_insn.
10289 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10292 * expr.c (emit_group_store): Handle storing into CONCAT.
10294 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10296 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
10297 corresponding MATCH_DUP.
10299 2002-03-24 Richard Henderson <rth@redhat.com>
10301 * unroll.c (unroll_loop): Zero label_map.
10303 * gcse.c: Include except.h.
10304 * Makefile.in (gcse.o): Update.
10306 2002-03-24 Richard Henderson <rth@redhat.com>
10308 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
10309 Do resolve_unique_section before shared data clause.
10311 2002-03-24 Richard Henderson <rth@redhat.com>
10313 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
10315 2002-03-24 Richard Henderson <rth@redhat.com>
10317 * recog.c (peephole2_optimize): Split blocks when EH insns are
10318 generated in the middle of a block. Do global life update if
10321 2002-03-24 Richard Henderson <rth@redhat.com>
10323 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
10325 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10328 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
10329 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
10330 (init_dependency_output): Don't make no_output decision here.
10332 2002-03-24 Andrew Cagney <ac131313@redhat.com>
10334 * stmt.c (check_for_full_enumeration_handling): Remove tests of
10335 warn_switch. Update description.
10336 (expand_end_case_type): Call check_for_full_enumeration_handling
10339 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10341 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
10342 (m68hc11_split_move): Call it to see if the source and destination
10343 operands use the same direction auto inc/dec mode, otherwise make the
10344 source an offsetable memory operand and generate an add.
10346 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10348 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
10349 register for operand 2.
10350 ("*subsi3_zero_extendqi"): Likewise.
10351 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
10352 bits so that it is compatible with a pop.
10353 ("*andhi3_gen"): Likewise.
10354 ("xorhi3"): Likewise.
10356 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10358 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
10360 (cpp_post_options): ... not here.
10362 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10363 Aldy Hernandez <aldyh@redhat.com>
10365 Removal of separate preprocessor cpp0.
10367 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
10368 cpp0, install-common): Update.
10369 * c-common.c (flag_preprocess_only): New.
10370 (c_common_init): Preprocess for -E.
10371 * c-common.h (flag_preprocess_only): New.
10372 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
10373 * c-objc-common.c (c_init_decl_processing): Exit quickly
10374 for NULL return from c_common_init.
10375 * cpplib.h (cpp_preprocess_file): New.
10376 * cppmain.c (main, general_init, pfile, progname): Remove.
10377 (do_preprocessing): Rename cpp_preprocess_file, don't call
10378 cpp_finish. Don't close stdout here.
10379 (setup_callbacks): Update prototype.
10380 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
10382 * tradcpp.c (main): Ignore -quiet.
10384 * lang-specs.h (default_compilers): Preprocess with cc1obj.
10386 2002-03-24 Richard Henderson <rth@redhat.com>
10388 PR optimization/5742
10389 * machmode.def: Add inner mode field to complex modes.
10390 * config/mips/mips.c (mips_function_value): Always define. Add
10391 new argument to handle libcalls.
10392 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
10393 (FUNCTION_VALUE): Likewise.
10394 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
10395 * config/mips/mips-protos.h: Update.
10397 2002-03-23 Richard Henderson <rth@redhat.com>
10399 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
10400 * config/sparc/sparc-protos.h: Update.
10401 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
10403 2002-03-23 Richard Henderson <rth@redhat.com>
10405 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
10406 _start or _init begins the text segment.
10408 2002-03-23 David Edelsohn <edelsohn@gnu.org>
10410 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
10411 not HOST_WIDEST_INT.
10412 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
10414 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
10417 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
10418 operand argument to output_return_instruction.
10419 * arm.c (arm_print_operand, case 'd'): If the operand is
10420 const_true_rtx then just return.
10421 (arm_print_operand, case 'D'): If the operand is const_true_rtx
10424 2002-03-23 Andrew Cagney <ac131313@redhat.com>
10426 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
10427 (Warning Options): Document -Wswitch-default.
10428 * toplev.c (W_options): Add -Wswitch-default. Update comment on
10430 (warn_switch_default): Define variable.
10431 (warn_switch): Update comment.
10432 * flags.h (warn_switch_default): Declare variable.
10433 (warn_switch): Update comment.
10434 * stmt.c (expand_end_case): Check for and, when
10435 warn_switch_no_default, warn of a missing default case.
10437 2002-03-23 Alan Modra <amodra@bigpond.net.au>
10439 * real.h (N): Special case 128 bit doubles.
10441 * combine.c (simplify_comparison): When widening modes, ignore
10442 sign extension on CONST_INTs.
10444 2002-03-22 Bob Wilson <bob.wilson@acm.org>
10446 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
10447 passed to adjust_address. Fix comment formatting.
10450 2002-03-22 Zack Weinberg <zack@codesourcery.com>
10452 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
10453 Always make REAL_VALUE_TYPE a struct containing an array of
10454 HOST_WIDE_INT, not a double. Tidy up the code deciding how
10455 big it is. Don't declare or use union real_extract.
10457 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
10458 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
10459 (print_operand), config/arm/arm.c (output_move_double),
10460 config/arm/arm.md (consttable_4, consttable_8),
10461 config/romp/romp.c (output_fpops), config/s390/s390.h
10462 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
10463 (xtensa_output_literal): Don't use union real_extract.
10465 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
10466 (sfmode_constant_to_ulong), config/ns32k/merlin.h
10467 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
10468 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
10469 (PRINT_OPERAND): Don't use local version of union
10472 * config/convex/convex.c (check_float_value), config/vax/vax.c
10473 (vax_float_literal), config/m88k/m88k.md (divdf3),
10474 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
10475 config/pdp11/pdp11.c (output_move_quad): Don't do host
10476 arithmetic on target floating point quantities.
10478 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
10479 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
10481 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
10482 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
10484 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
10485 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
10487 * print-rtl.c (print_rtx): Disable code which needs
10488 floating-point emulator.
10489 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
10490 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
10491 depending on HOST_FLOAT_FORMAT to be defined properly.
10493 * config/1750a/1750a.c (get_double, float_label): Delete.
10494 (print_operand): Delete huge commented-out chunk. Use
10495 REAL_VALUE_TO_DECIMAL.
10496 * config/1750a/1750a-protos.h: Delete prototypes of deleted
10498 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
10500 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
10501 Use REAL_VALUE_TO_DECIMAL as ELF version does.
10502 * config/m88k/m88k.c (real_power_of_2_operand,
10503 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
10504 real_extract out of the union; run the input through
10505 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
10506 from that into the union.
10507 * config/pdp11/pdp11.c (output_move_double): Rearrange
10508 parentheses to make automatic indenter happy.
10510 * doc/tm.texi (Cross-compilation): Rename node to "Floating
10511 Point" and rewrite to describe current situation. Also adjust
10512 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
10514 * doc/rtl.texi: Adjust cross reference.
10516 2002-03-22 Bob Wilson <bob.wilson@acm.org>
10518 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
10519 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
10520 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
10521 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
10522 prevent use of sp as a reload register.
10523 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
10524 non_acc_reg_operand.
10525 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
10526 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
10527 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10528 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
10530 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
10532 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
10533 * cpplex.c (unterminated): Delete.
10534 (parse_string): No string literal may extend over multiple
10535 lines. Suppress the error when preprocessing assembly.
10536 * cppmain.c (scan_translation_unit): Strings are single-line.
10538 * doc/cpp.texi: Update to match.
10540 2002-03-22 Jakub Jelinek <jakub@redhat.com>
10542 PR optimization/5854
10543 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
10545 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
10546 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
10547 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
10548 const0 if scratch register was not allocated.
10549 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
10550 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
10551 with GEN_INT (...).
10552 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
10553 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
10554 with GEN_INT (...) everywhere. Remove constraints in define_split
10556 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
10557 require scratch register for setting 0 into regs/non-pushable memory.
10559 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
10561 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
10562 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
10564 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
10566 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
10567 * cppinit.c (cpp_create_reader): On by default.
10568 (cpp_handle_option): Handle -W[no-]endif-labels.
10569 (cpp_post_options): Also enable if -pedantic.
10570 * cpplib.c (do_else): Use it.
10571 (do_endif): Likewise.
10572 * doc/cppopts.texi: Document new option.
10573 * doc/invoke.texi: Document new option.
10575 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
10577 * config/i386/i386.c, config/i386/i386.md: Change all occurences
10578 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
10580 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
10582 * flow.c (calculate_global_regs_live): Clear aux fields of
10585 2002-03-22 Jakub Jelinek <jakub@redhat.com>
10587 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
10588 REG or MEM subregs, pass rtx * instead of rtx to it.
10589 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
10590 rtx * instead of rtx to alter_subreg.
10591 * config/m32r/m32r.c (gen_split_move_double): Likewise.
10592 * config/pj/pj.c (pj_output_rval): Likewise.
10594 2002-03-22 Richard Henderson <rth@redhat.com>
10597 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
10598 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
10599 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
10600 (ia64_expand_prologue): Look at int_regs, not words, for number
10601 of incomming int regs.
10603 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
10605 * expr.c (expand_expr): A RESULT_DECL is part of a call.
10607 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
10609 * toplev.c (flag_loop_optimize, flag_crossjumping):
10610 New static variables.
10611 (rest_of_compilation): Conditionalize crossjumping and
10613 (parse_options_and_default_flags): Default loop_optimize and
10615 (lang_independent_options): Add -fcrossjumping and -floop-optimize
10616 * invoke.texi (crossjumping, loop-optimize): Document.
10618 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10620 * real.c (eiisneg): Move outside #ifdef NANS.
10622 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
10624 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
10625 frequencies match; avoid match on different loop depths.
10626 (try_crossjump_to_bb): Kill tests that no longer brings time
10628 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
10630 (split_edge): Likewise.
10632 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
10635 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
10636 * cfgrtl.c: Include insn-config.h
10637 (split_block) Dirtify block in presence of conditional execution
10639 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10641 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
10642 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
10643 (function_arg): Constify CUMULATIVE_ARGS.
10644 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
10645 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
10646 (UNITS_PER_DOUBLE): New macro.
10647 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
10648 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
10649 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
10650 fp_regs and stack_words.
10651 (EABI_FLOAT_VARARGS_P): New macro.
10652 * config/mips/mips.c (struct mips_arg_info): New.
10653 (mips_arg_info): New function.
10654 (function_arg_advance): Use it. Add adjustment instructions here
10655 rather than in function_arg.
10656 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
10657 for VOIDmode at the beginning of the function.
10658 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
10659 (function_arg_pass_by_reference): Likewise.
10660 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
10661 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
10662 (mips_va_start): Likewise. Use the new stack_words field of
10663 CUMULATIVE_ARGS to set up overflow area. Reformat.
10664 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
10665 doubles and other types, aligning the overflow pointer for non-doubles
10666 too. Remove some code duplication. Replace hard-coded constants.
10668 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10670 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
10671 (CLASS_UNITS): Undefine.
10672 (CLASS_MAX_NREGS): Use FP_INC.
10673 * config/mips/mips.c (compute_frame_size): Likewise.
10674 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
10676 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
10678 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
10679 prototype, and handle lexing numbers and identifiers.
10680 (parse_identifier): Update to new form of parse_slow.
10681 (parse_number): Fast path only, use parse_slow otherwise.
10682 (_cpp_lex_direct): Update calls to parse_number.
10684 2002-03-21 DJ Delorie <dj@redhat.com>
10686 * bb-reorder.c (make_reorder_chain_1): Protect against
10687 when redundant edges are omitted.
10688 * predict.c (dump_prediction): Likewise.
10690 2002-03-21 Richard Henderson <rth@redhat.com>
10693 * fixinc/inclhack.def (solaris_stdio_tag): New.
10694 * fixinc/fixincl.x: Regenerate.
10696 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
10699 * c-typeck.c (process_init_element): Flag non-static
10700 initialization of a flexible array member as illegal.
10702 2002-03-22 Alan Modra <amodra@bigpond.net.au>
10704 * config/rs6000/t-linux64: New.
10705 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
10706 t-ppccomm. Use t-rs6000 and t-linux64.
10707 (powerpc64-*-gnu* <tmake_file>): Likewise.
10708 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
10709 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
10710 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
10712 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
10714 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
10715 flag_really_no_inline instead of optimize == 0.
10717 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
10719 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
10721 * flags.h (flag_really_no_inline): New.
10723 * c-common.c (c_common_post_options): Initialize
10724 flag_really_no_inline.
10726 * toplev.c (flag_really_no_inline): New.
10728 2002-03-21 Jakub Jelinek <jakub@redhat.com>
10730 * config/avr/avr.md (length): Fix length computation for
10731 conditional branches.
10733 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
10735 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
10736 sdbout.o, profile.o): Update.
10737 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
10739 * c-common.h (gettags): Move here from tree.h.
10740 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
10741 insert_block, getdecls, kept_level_p, global_bindings_p): New.
10742 * dbxout.c (dbxout_init): Use getdecls langhook.
10743 * expr.c (expand_expr): Use insert_block langhook.
10744 * fold-const.c: Include langhooks.h.
10745 (fold_range_test, fold_binary_op_with_conditional_arg,
10746 fold): Use global_bindings_p langhook.
10747 * integrate.c (expand_inline_function): Use insert_block langhook.
10748 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
10749 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
10750 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
10751 LANG_HOOKS_GETDECLS): New.
10752 (LANG_HOOKS_INITIALIZER): Update.
10753 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
10755 * langhooks.h (struct lang_hooks_for_decls): New.
10756 (struct lang_hooks): Update.
10757 * profile.c: Include langhooks.h.
10758 (output_func_start_profiler): Use new langhooks.
10759 * sdbout.c: Include langhooks.h.
10760 (sdbout_init, sdbout_finish): Use getdecls langhook.
10761 * stmt.c: Include langhooks.h.
10762 (expand_fixup, fixup_gotos): Use new langhooks.
10763 * stor-layout.c: Include langhooks.h.
10764 (variable_size): Use global_bindings_p langhook.
10765 * toplev.c (compile_file): Use getdecls langhook.
10766 * tree-inline.c (remap_block): Use insert_block langhook.
10767 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
10768 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
10770 2002-03-21 Richard Henderson <rth@redhat.com>
10772 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
10773 constants in .data when -fpic.
10775 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10777 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
10780 2002-03-21 Tom Tromey <tromey@redhat.com>
10782 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
10784 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10786 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
10788 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
10790 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
10791 Richard Henderson <rth@redhat.com>
10794 * c-common.c (c_expand_expr): Preserve result of a statement
10795 expression if needed.
10797 2002-03-21 Jakub Jelinek <jakub@redhat.com>
10800 * genrecog.c (maybe_both_true_mode): Remove.
10801 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
10802 * machmode.def (Pmode): Likewise.
10804 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
10806 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
10807 (nonlocal_mentioned_p_1): New function.
10808 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
10809 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
10810 (mark_constant_function): Recognize pure functions.
10811 * rtl.h (global_reg_mentioned_p): New prototype.
10812 * rtlanal.c (global_reg_mentioned_p,
10813 global_reg_mentioned_p_1): New function.
10815 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10817 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
10819 * fixinc/fixincl.x: Regenerate.
10821 2002-03-20 Jason Merrill <jason@redhat.com>
10823 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
10825 2002-03-20 Michael Meissner <meissner@redhat.com>
10827 * doc/invoke.texi (Optimize Options): Document that -O2 sets
10830 2002-03-20 Bob Wilson <bob.wilson@acm.org>
10832 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
10833 ".literal_position" directive before the constant pool.
10835 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10837 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
10838 Add Craig Rodrigues.
10839 Add Brad Lucier to testers.
10841 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10844 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
10846 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
10847 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
10848 instead of insn_extract.
10850 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10853 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
10855 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
10856 stmt if some case has been output.
10858 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10861 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
10862 movsfcc_1, movdfcc_1): Add %O2.
10863 * config/i386/i386.c (print_operand): Handle %ON.
10864 Print . before float condition codes in Sun as cmov syntax.
10865 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
10866 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
10869 2002-03-20 Philip Blundell <pb@nexus.co.uk>
10871 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
10872 return instruction if PC was popped.
10874 2002-03-20 Bob Wilson <bob.wilson@acm.org>
10876 * config/xtensa/xtensa.md: Remove unused type attributes.
10877 (adddi_carry, subddi_carry): Change type attribute to "multi".
10879 2002-03-19 Dale Johannesen <dalej@apple.com>
10881 PR optimization/5999, middle-end/5731
10882 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
10883 multiplications by reciprocals.
10885 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
10887 * Makefile.in: Update.
10888 * c-common.c: Include langhooks.h.
10889 (inline_forbidden_p): Use new hook.
10890 * diagnostic.c: Include langhooks.h.
10891 (format_with_decl, announce_function,
10892 default_print_error_function): Use new hook.
10893 * dwarf2out.c (dwarf2_name): Use new hook.
10894 * function.c: Include langhooks.h.
10895 (init_function_start): Use new hook.
10896 * langhooks-def.h (lhd_decl_printable_name): New.
10897 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
10898 (LANGHOOKS_INITIALIZER): Update.
10899 * langhooks.c (lhd_decl_printable_name): New.
10900 * langhooks.h (struct lang_hooks): New hook.
10901 * toplev.c (decl_name, decl_printable_name): Remove.
10902 (open_dump_file): Use new hook.
10903 (process_options): Remove old hook.
10904 * tree.h (decl_printable_name): Remove.
10906 * objc-act.c (objc_init): Remove old hook.
10907 (objc_printable_name): Export.
10908 * objc-act.h (objc_printable_name): New.
10909 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
10911 2002-03-19 Jim Blandy <jimb@redhat.com>
10913 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
10914 the start_source_file debug hook, not the current line number.
10916 2002-03-19 Richard Henderson <rth@redhat.com>
10918 * flow.c (EH_USES): Provide default.
10919 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
10920 * doc/tm.texi (EH_USES): New.
10922 * config/ia64/ia64.c (ia64_eh_uses): New.
10923 * config/ia64/ia64-protos.h: Update.
10924 * config/ia64/ia64.h (EH_USES): New.
10926 2002-03-19 Richard Henderson <rth@redhat.com>
10928 * varasm.c (output_constant_def): Fix stupid typo.
10930 2002-03-19 Richard Henderson <rth@redhat.com>
10933 * except.c (current_function_has_exception_handlers): New.
10934 * except.h: Declare it.
10935 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
10936 Combine tests that disable all sibcalls for the function.
10938 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
10940 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
10943 2002-03-19 Richard Henderson <rth@redhat.com>
10946 * config/ia64/ia64.c: Revert 2002-03-01 patch.
10947 * config/ia64/ia64.h (INIT_EXPANDERS): New.
10949 2002-03-19 Jim Blandy <jimb@redhat.com>
10951 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
10952 name, even if the replacement list contains no tokens, as required
10955 2002-03-19 Jason Merrill <jason@redhat.com>
10957 * varasm.c (globalize_decl): Get the name from the RTL, not
10958 DECL_ASSEMBLER_NAME.
10960 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
10962 2002-03-19 Bob Wilson <bob.wilson@acm.org>
10964 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
10965 subdi_carry): Define.
10967 2002-03-19 David Edelsohn <edelsohn@gnu.org>
10969 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
10970 about -fpic/-fPIC if extra_warnings set.
10972 2002-03-19 David Edelsohn <edelsohn@gnu.org>
10974 * expr.c (expand_expr): Sign-extend CONST_INT generated from
10975 TREE_STRING_POINTER.
10976 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
10978 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10980 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
10981 in favor of SP if FRAME_POINTER_REQUIRED is false.
10983 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
10985 * emit-rtl.c (gen_int_mode): New function.
10986 * rtl.h: Prototype for it.
10987 * combine.c (make_extraction, simplify_comparison), expmed.c
10988 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
10989 (convert_modes, store_field), optabs.c (expand_fix),
10990 simplify-rtx.c (neg_const_int, simplify_unary_real),
10992 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
10993 Use it instead of GEN_INT (trunc_int_for_mode (...)).
10995 2002-03-19 Jakub Jelinek <jakub@redhat.com>
10998 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
10999 convert_parm_for_inlining.
11000 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11002 * langhooks-def.h: Likewise.
11003 * objc/objc-lang.c: Likewise.
11004 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
11006 * tree-inline.c (initialize_inlined_parameters):
11007 Call convert_parm_for_inlining lang hook if needed.
11008 * c-typeck.c (c_convert_parm_for_inlining): New function.
11009 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
11011 2002-03-18 Mark Mitchell <mark@codesourcery.com>
11013 * calls.c (precompute_arguments): Do not assume that temporaries
11014 can be destroyed after expanding the argument.
11015 (expand_call): Likewise.
11017 2002-03-15 Eric Christopher <echristo@redhat.com>
11019 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
11020 Fix register preference on last change.
11021 * config/mips/mips.c (mips_return_in_memory): New function.
11022 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
11023 * config/mips/mips-protos.h: Declare.
11024 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
11025 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
11027 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
11029 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
11031 (anddi3, iorsi3): Likewise.
11033 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
11034 use %gprel for symbols that are going to be placed in linkonce
11037 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
11038 RETURN_ADDRESS_POINTER_REGNUM to $ra.
11039 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
11040 not needed. Disregard leaf_function_p().
11041 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
11042 mips16 frame pointer.
11043 * config/mips/mips.md (store ra): Only to small SP offsets.
11044 2001-08-22 Graham Stott <grahams@redhat.com>
11045 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
11046 return a REG rtx for the return address register.
11048 2002-03-18 Bob Wilson <bob.wilson@acm.org>
11050 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
11051 constant-pool addresses as "mode-dependent".
11052 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
11054 2002-03-18 Jakub Jelinek <jakub@redhat.com>
11057 * expr.c (emit_group_load): Use extract_bit_field if
11058 needed for CONCAT arguments.
11060 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
11063 * arm.md (tablejump): Make this a define_expand. For PIC add the
11064 offset to the base of the table.
11065 (thumb_tablejump): Matcher for Thumb tablejump insn.
11066 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
11067 as the difference of two labels.
11068 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11069 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
11070 tables in the code.
11071 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11072 * arm.c (get_jump_table_size): If the table is not in the text
11073 section, return zero.
11075 2002-03-18 Bernd Schmidt <bernds@redhat.com>
11077 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
11079 (arm_reload_out_hi): Use gen_lowpart instead of
11080 gen_rtx_SUBREG to access QImode components.
11081 * config/arm/arm.md: Disable zero_extend split for QImode
11082 subregs in BIG_ENDIAN mode.
11083 (storehi_bigend): Match use of least significant byte.
11084 (storeinthi): Remove extraneous SUBREG.
11085 Add missing construction of operands[2].
11086 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
11087 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
11088 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
11090 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
11092 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
11095 2002-03-17 Richard Henderson <rth@redhat.com>
11097 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
11100 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
11102 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
11103 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
11105 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11107 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
11109 * predict.c (estimate_bb_frequencies): Delete unused variables.
11111 2002-03-17 Richard Henderson <rth@redhat.com>
11113 * config/ia64/ia64.c (ia64_attribute_table): Move before
11114 targetm definition. Make static.
11116 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
11118 * c-common.h (yyparse, c_common_parse_file): New.
11119 * c-lang.c: Include c-common.h.
11120 (LANG_HOOKS_PARSE_FILE): Redefine.
11121 * c-lex.c: Include c-common.h.
11122 (yyparse): Rename c_common_parse_file. Call yyparse.
11123 * c-parse.in (yyparse): Remove macro.
11124 * c-tree.h (yyparse_1): Remove.
11125 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
11126 (LANG_HOOKS_INITIALIZER): Update.
11127 * langhooks.h (struct lang_hoooks): New hook parse_file.
11128 * toplev.c (compile_file): Use parse_file hook.
11129 * tree.h (yyparse): Remove.
11130 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
11132 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
11134 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
11135 float_truncate, not fix.
11136 ("*truncdfsf2_real"): Ditto.
11137 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
11139 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
11141 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
11143 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
11144 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
11145 where appropriate. Make the second reference to
11146 leaf_function_p a function call, as intended. Reindented.
11148 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
11149 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
11151 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
11152 add register to non-constant into sp.
11154 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
11155 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
11156 (mips16_gp_pseudo_rtx): Lose.
11157 (INIT_EXPANDERS): Deleted.
11158 * config/mips/mips.c (mips_init_machine_status): New.
11159 (mips_free_machine_status): New.
11160 (mips_mark_machine_status): New.
11161 (override_options): Set them.
11162 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
11163 (struct machine_function): ... new. Replaced all references.
11164 (mips_add_gc_roots): Don't mark them.
11165 (embedded_pic_fnaddr_reg): New, extracted from...
11166 (embedded_pic_offset): ... here.
11167 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
11170 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
11172 * cppinit.c: Revert -MD removal.
11174 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11176 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
11177 soft registers by default for 68HC12.
11178 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
11179 when compiling with -fomit-frame-pointer.
11180 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
11181 (expand_epilogue): Likewise.
11182 (m68hc11_gen_rotate): Use exg when rotating by 8.
11184 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11186 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
11187 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
11188 (splits): Remove unused add splits.
11189 ("*addhi3_68hc12"): Tune constraints.
11190 ("addhi_sp"): Try to use X instead of Y in all cases and if the
11191 constant fits in 8-bits and D is dead use abx/aby instructions.
11192 ("*addhi3"): Remove extern declaration of ix_reg.
11193 ("*subsi3"): Optimize and provide new split.
11194 ("subhi3"): Cleanup.
11195 ("*subhi3_sp"): Avoid saving X if we know it is dead.
11196 (arith splits): For 68hc12 save the address register on the stack
11197 and do the arithmetic operation with a pop.
11199 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11201 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
11202 allocating QImode in address registers.
11203 ("*movqi_m68hc11"): Likewise.
11205 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
11207 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
11209 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
11211 * cppinit.c (print_help): Display -MD and -MMD.
11212 Don't display usage string. Update assertion syntax and
11214 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
11215 (cpp_handle_option): Update.
11217 2002-03-15 Chris Demetriou <cgd@broadcom.com>
11219 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
11220 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
11221 and define it so that regardless of target CPU size,
11222 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
11223 of "int" rather than "long."
11225 2002-03-15 Richard Henderson <rth@redhat.com>
11227 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
11230 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11232 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
11233 ("tstqi" split): Avoid using memory for tstqi on address register.
11234 (splits): Remove constraints.
11235 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
11236 ("cmpdf", "cmpsf"): Remove since not used.
11237 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
11238 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
11240 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11242 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
11243 ("neghi2"): Tighten constraints.
11244 ("one_cmplsi2"): Optimize and simplify split.
11245 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
11247 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11249 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
11250 and split of AND operation to clear the upper bits.
11251 ("*logicalsi3_zextqi"): Likewise.
11252 ("*logicallhi3_zexthi_ashift8"): Likewise.
11253 ("*logicalsi3_silshr16"): Likewise.
11254 ("logicalsi3_silshl16"): Likewise.
11255 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
11257 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11259 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
11260 (m68hc11_indirect_p): New function.
11261 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
11262 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
11264 (asm_print_register): Likewise.
11265 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
11266 (m68hc11_indirect_p): Declare.
11267 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
11268 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
11269 (TARGET_SWITCHES): New option -mrelax.
11270 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
11272 ("iorsi3", "xorsi3"): Likewise.
11273 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
11274 ("*andhi3_mem"): New to handle destination in memory with bclr
11275 and a scratch register.
11276 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
11277 ("*andhi3_const"): New when operand2 is constant.
11278 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
11279 ("*andhi3_gen"): Cleanup of the old "andhi3".
11280 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
11281 ("xorqi3"): Update constraints.
11283 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11285 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
11286 for reg_equiv_memory_loc when the operand is a register that does
11287 not get a hard register (stack location).
11288 (tst_operand): After reload, accept all memory operand.
11289 (symbolic_memory_operand): Fix detection of symbolic references.
11290 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
11291 accept symbols and any constant.
11293 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11295 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
11296 note on the insn that sets the soft frame register.
11297 (must_parenthesize): ix and iy are also reserved names.
11298 (print_operand_address): One more place where parenthesis are required
11299 to avoid confusion with register names.
11300 (m68hc11_gen_movhi): Allow push of stack pointer.
11301 (m68hc11_check_z_replacement): Fix handling of parallel with a
11303 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
11304 the replacement register is.
11305 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
11306 and D8_REGS classes.
11307 (MODES_TIEABLE_P): All modes are tieable except QImode.
11309 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11311 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
11312 (___subdi3): Likewise.
11313 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
11314 (__map_data_section): Optimize 68hc11 case.
11316 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11318 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
11319 than a shift to avoid adding a register with itself.
11320 (m68hc11_memory_move_cost): Take into account NO_REGS.
11321 (m68hc11_register_move_cost): Update and use memory move cost
11322 for soft registers.
11323 (m68hc11_address_cost): Make cost of valid offset not 0 so that
11324 it gives more opportunities to cse to optimize.
11325 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
11326 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
11328 2002-03-15 Mark Mitchell <mark@codesourcery.com>
11330 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
11331 * c-common.def (CLEANUP_STMT): New tree node.
11332 * c-common.h (CLEANUP_DECL): New macro.
11333 (CLEANUP_EXPR): Likewise.
11334 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
11335 * expr.c (expand_expr): Tidy.
11336 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
11337 * tree-inline.c (initialize_inlined_parameters): Clean up
11338 new local variables.
11340 2002-03-15 Jakub Jelinek <jakub@redhat.com>
11343 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
11344 before movrXX only, use reg_overlap_mentioned_p.
11345 Only special case NE if just one insn can be generated.
11347 2002-03-15 Jason Merrill <jason@redhat.com>
11349 * varasm.c (assemble_variable): Call resolve_unique_section before
11350 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
11351 of error_mark_node.
11353 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
11356 * arm.md (split pattern for thumb shiftable immediates): Add comment
11357 explaining non-obvious test.
11359 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
11362 * arm.md (movaddr, movaddr_insn): Delete.
11364 2002-03-15 Jason Merrill <jason@redhat.com>
11366 * toplev.c (wrapup_global_declarations): Clarify variable handling.
11367 -fkeep-static-consts doesn't apply to comdats.
11369 2002-03-14 Richard Henderson <rth@redhat.com>
11371 * c-decl.c: Include c-pragma.h.
11372 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
11373 (finish_function): Tidy.
11374 * c-pragma.c: Include c-common.h.
11375 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
11376 (handle_pragma_weak): Use them.
11377 (init_pragma): Register pending_weaks.
11378 * c-pragma.h (maybe_apply_pragma_weak): Declare.
11379 * print-tree.c (print_node): Print DECL_WEAK.
11380 * varasm.c (mark_weak_decls): Remove.
11381 (remove_from_pending_weak_list): Remove.
11382 (add_weak): Remove.
11383 (asm_emit_uninitialised): Call globalize_decl for weak commons.
11384 (weak_decls): Make a tree_list.
11385 (declare_weak): Cons weak_decls directly.
11386 (globalize_decl): Remove weak_decls elements directly.
11387 (weak_finish): Simplify weak_decls walk. Don't weaken unused
11388 symbols. Don't pretend to handle aliases.
11389 (init_varasm_once): Update weak_decls registry.
11390 * Makefile.in: Update dependencies.
11392 2002-03-14 Richard Henderson <rth@redhat.com>
11395 * config/ia64/ia64.c: Include tm_p.h last.
11396 (gen_nop_type): Remove duplicate definition.
11397 (cycle_end_fill_slots): Set sched_data for second L slot.
11398 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
11399 (nop_cycles_until): Fix typos.
11401 2002-03-15 Jakub Jelinek <jakub@redhat.com>
11403 PR optimization/5891
11404 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
11406 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
11408 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
11409 descriptors correctly.
11411 2002-03-14 Michael Meissner <meissner@redhat.com>
11413 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
11414 100, allowing MAX_UNROLLED_INSNS to be overridden.
11416 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
11419 * unroll.c (params.h): Include.
11420 (MAX_UNROLLED_INSNS): Delete, now in params.h.
11422 * doc/invoke.texi (--param max-unroll-insns): Document.
11424 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
11426 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
11428 * arm.md: Fix warnings about constraints in peepholes and splits.
11430 2002-03-14 Zack Weinberg <zack@codesourcery.com>
11432 * cpphash.h (struct lexer_state): Remove line_extension member.
11433 * cpplib.c (dequote_string, do_linemarker): New functions.
11434 (linemarker_dir): New data object.
11435 (DIRECTIVE_TABLE): No longer need to interpret #line in
11436 preprocessed source. Delete obsolete comment about return
11437 values of handlers.
11438 (end_directive, directive_diagnostics, _cpp_handle_directive):
11439 Don't muck with line_extension.
11440 (directive_diagnostics): No need to issue warnings for
11442 (_cpp_handle_directive): Issue warnings for linemarkers here,
11443 when appropriate. Dispatch linemarkers to do_linemarker, not
11445 (do_line): Code to handle linemarkers split out to do_linemarker.
11446 Convert escape sequences in filename argument, both places.
11448 * cppmacro.c (quote_string): Rename cpp_quote_string and
11449 export. All callers changed.
11450 * cpplib.h (cpp_quote_string): Prototype.
11451 * cppmain.c (print_line): Call cpp_quote_string on to_file
11452 before printing it.
11454 * doc/cpp.texi: Document that escapes are now interpreted in
11455 #line and in linemarkers, and that non-printing characters are
11456 converted to octal escapes when linemarkers are generated.
11458 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
11460 * emit-rtl.c (try_split): Use delete_insns.
11461 * recog.c (split_all_insns): Fix terminating condition.
11463 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
11464 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
11467 * arm.c (arm_output_epilogue): Fix floating-point register save
11468 adjustment when using a frame pointer.
11470 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
11472 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
11473 * config/mips/mips.c (compute_frame_size): Retrofit them here.
11474 (save_restore_insns, mips_expand_epilogue): And here.
11475 (build_mips16_call_stub): And here.
11476 (mips_function_value): Use the new macros to decide whether a single
11477 or complex float can be returned in floating-point registers. Return
11478 a parallel rtx in the complex case.
11480 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
11482 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
11483 call after liveness analysis.
11485 * recog.c (split_insn): Use delete_insn_and_edges.
11487 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
11488 instructions to have branch prediction notes.
11489 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
11491 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
11493 * configure.in: Don't pass -Wno-long-long to a ADA compiler
11494 that doesn't support it.
11495 * configure: Regenerate.
11497 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11500 * config/sparc/sparc.md (normal_branch, inverted_branch,
11501 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
11502 inverted_fp_branch): Adjust calls to output_cbranch.
11503 Set length attribute.
11504 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
11505 output_v9branch. Set length attribute.
11506 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
11508 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
11509 (output_cbranch): Likewise. Handle far branches.
11510 (output_v9branch): Handle far branches.
11511 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
11513 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
11514 noov_compare64_op predicates.
11516 2002-03-13 Jason Merrill <jason@redhat.com>
11518 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
11519 into the function and constify it.
11520 * gthr-dce.h, gthr-solaris.h: Likewise.
11522 2002-03-13 David Edelsohn <edelsohn@gnu.org>
11524 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
11525 * config/rs6000/rs6000.c (rs6000_va_arg): Use
11526 std_expand_builtin_va_arg if not ABI_V4.
11528 2002-03-13 Jason Merrill <jason@redhat.com>
11530 * varasm.c (globalize_decl): New fn.
11531 (assemble_start_function): Use it.
11532 (asm_emit_uninitialized): Use it.
11533 (assemble_alias): Use it.
11534 (assemble_variable): Use it.
11536 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
11538 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
11539 2002-03-12 internal visibility change.
11540 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
11541 visibility into SYMBOL_REF_FLAG.
11543 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
11545 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
11546 VOIDmode operand. Add compile-time optimization for constant results.
11548 2002-03-12 Jason Merrill <jason@redhat.com>
11550 * c-typeck.c (convert_for_assignment): Don't allow conversions
11551 between pointers and references. Only allow lvalues to convert to
11554 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
11556 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
11557 before prologue, to avoid scheduling problems.
11559 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11561 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11562 (ELIMINABLE_REGS): Add sfp->sp.
11563 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
11565 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11567 PR optimization/5892
11568 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
11570 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11572 * loop.c (basic_induction_var): Don't call convert_modes if mode
11573 classes are different.
11575 2002-03-12 Richard Henderson <rth@redhat.com>
11577 PR optimization/5901
11578 * function.c (reposition_prologue_and_epilogue_notes): Position
11579 the markers after/before the last/first insn not deleted.
11581 2002-03-12 Richard Henderson <rth@redhat.com>
11583 PR optimization/5878
11584 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
11585 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
11586 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
11588 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
11589 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
11590 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
11592 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
11593 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
11594 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
11595 also. Don't set it if not flag_pic.
11596 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
11597 to be INVALID_REGNUM when not used.
11599 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
11601 * expmed.c (store_bit_field): Reset alias set for memory.
11602 (extract_bit_field): Same.
11604 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11606 * c-common.c (c_tree_code_type, c_tree_code_length,
11607 c_tree_code_name, add_c_tree_codes): Delete.
11608 * c-common.h (add_c_tree_codes): Delete.
11609 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
11611 * c-objc-common.c (c_objc_common_init): Don't call
11612 add_c_tree_codes, instead set lang_unsafe_for_reeval.
11613 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
11614 objc_tree_code_name, add_objc_tree_codes): Delete.
11615 (objc_init): Don't call add_objc_tree_codes.
11616 * objc/objc-lang.c (tree_code_type, tree_code_length,
11617 tree_code_name): Define.
11618 * toplev.c (lang_independent_init): Don't set
11619 tree_code_length[IDENTIFIER_NODE].
11620 * tree.c (tree_code_type, tree_code_length, tree_code_name):
11621 Delete definitions, moved to language front-ends.
11622 * tree.def (IDENTIFIER_NODE): Hardwire the length.
11623 * tree.h (tree_code_type, tree_code_length, tree_code_name):
11625 (tree_code_length): Change type to unsigned char.
11627 2002-03-12 Richard Henderson <rth@redhat.com>
11629 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
11630 internal visibility change.
11632 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11634 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
11635 validize_mem() instead of change_address to avoid clobbering
11638 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
11640 * c-lex.h (position_after_whitespace): Remove.
11642 2002-03-12 Jakub Jelinek <jakub@redhat.com>
11644 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
11645 (lex_string): Use unsigned char pointers.
11647 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
11649 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
11650 is not a valid memory_operand.
11652 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11654 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
11655 * config/xtensa/lib1funcs.asm: Fix copyright to include
11656 special case for libgcc files.
11657 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
11658 (__divsi3): Likewise.
11659 (__umodsi3): Likewise.
11660 (__modsi3): Likewise.
11661 * config/xtensa/lib2funcs.S: Fix copyright to include
11662 special case for libgcc files.
11664 2002-03-12 Tom Rix <trix@redhat.com>
11666 * collect2.c (resolve_lib_name): Move outside of
11667 OBJECT_FORMAT_COFF ifdef.
11668 (ignore_library): Same.
11670 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11672 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
11674 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11676 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
11677 to function_section before writing out the constant pool.
11679 2002-03-12 David Edelsohn <edelsohn@gnu.org>
11681 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
11683 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
11685 2002-03-12 Alan Modra <amodra@bigpond.net.au>
11687 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
11688 (adddi3): Likewise.
11691 (cmpsi splitter): Likewise.
11692 (modsi3): Fail if <= 0.
11693 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
11694 redundant test when HOST_BITS_PER_WIDE_INT != 32.
11695 (reg_or_sub_cint64_operand): Likewise.
11696 (num_insns_constant_wide): Optimize sign extension.
11697 (rs6000_legitimize_address): Likewise.
11699 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
11701 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11702 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11704 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
11706 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
11707 address calculation.
11709 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
11711 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
11712 scratch register to DImode / TImode.
11713 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
11714 register used does not overlap the target.
11716 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11718 * Makefile.in (debug.o): Depend on debug.h.
11719 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
11720 * debug.c (do_nothing_debug_hooks): Likewise.
11721 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
11722 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
11723 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
11724 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
11725 * dwarfout.c (dwarf_debug_hooks): Likewise.
11726 * integrate.c (output_inline_function): Likewise.
11727 * objc/objc-act.c (synth_module_prologue): Likewise.
11728 * sdbout.c (sdb_debug_hooks): Likewise.
11729 * toplev.c (debug_hooks): Likewise.
11730 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
11732 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11734 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
11735 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
11736 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
11737 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
11738 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
11739 * defaults.h (POINTER_SIZE): Define.
11740 * doc/tm.texi (POINTER_SIZE): Document default.
11742 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11744 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
11746 2002-03-11 Richard Henderson <rth@redhat.com>
11748 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
11749 if rebuild_label_notes_after_reload.
11751 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
11753 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
11754 emit pic register load if "internal" visibility.
11755 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
11756 (cris_expand_builtin_va_arg): Do all computations on trees.
11758 2002-03-11 Richard Henderson <rth@redhat.com>
11760 * rtlanal.c: Include recog.h.
11761 (keep_with_call_p): Fix thinko.
11762 * Makefile.in (rtlanal.o): Update dependencies.
11764 2002-03-11 Chris Meyer <cmeyer@gatan.com>
11766 * genflags.c (gen_insn): Use IS_VSPACE.
11767 * genoutput.c (output_insn_data): Likewise.
11768 (process_template): Likewise.
11770 2002-03-11 Richard Henderson <rth@redhat.com>
11772 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
11774 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
11776 * Makefile.in: Update.
11777 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
11778 Update documentation.
11779 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
11780 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
11782 2002-03-11 Zack Weinberg <zack@codesourcery.com>
11784 * Makefile.in: Give texi2pod its input file as a command line
11785 argument, not on stdin.
11787 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
11788 Daniel Berlin <dan@dberlin.org>
11790 C++ alias analysis improvement.
11791 * alias.c (record_component_aliases): Record aliases for base
11794 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
11796 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
11798 2002-03-11 Douglas B Rupp <rupp@gnat.com>
11800 * toplev.c (vms_fopen): Remove, not needed.
11802 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
11804 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
11806 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
11807 for FP, already done later.
11809 * toplev.c (debug_args): Add entry for VMS_DEBUG.
11810 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
11812 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
11814 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
11815 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
11816 LARGEST_EXPONENT_IS_NORMAL for the given mode.
11817 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
11818 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
11819 (ediv, emul, eldexp, esqrt): Likewise.
11820 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
11821 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
11822 (saturate): New function.
11823 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
11824 (make_nan): Use a saturation value instead of a NaN if
11825 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
11826 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
11827 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
11828 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
11829 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
11830 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
11831 !ROUND_TOWARDS_ZERO.
11832 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
11833 (ROUND_TOWARDS_ZERO): Document.
11835 2002-03-11 Andreas Jaeger <aj@suse.de>
11837 * cfg.c (dump_flow_info): Remove unused variable.
11839 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
11841 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
11842 computations on trees.
11844 2002-03-10 Richard Henderson <rth@redhat.com>
11847 * reload.c (copy_replacements_1): New.
11848 (copy_replacements): Use it to recurse through the rtx.
11850 2002-03-10 Richard Henderson <rth@redhat.com>
11852 * loop.c (strength_reduce): Compute number of iterations as
11853 unsigned HOST_WIDE_INT.
11855 2002-03-10 Richard Henderson <rth@redhat.com>
11857 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
11858 to move away from the end of the block.
11860 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
11862 PR preprocessor/5899
11863 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
11865 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11867 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
11869 * attribs.c (decl_attributes): Fix signed/unsigned warning.
11871 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
11873 * config/mmix/mmix.c: Improve comments.
11874 (mmix_target_asm_function_prologue): Drop variable
11875 empty_stack_frame. Don't allocate unused slot above fp.
11876 (mmix_target_asm_function_epilogue): Mirror prologue changes.
11877 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
11878 brace in first column.
11879 (enum reg_class): Ditto.
11880 (FIRST_PARM_OFFSET): Now 0.
11881 (USER_LABEL_PREFIX): Remove #if 0:d definition.
11883 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11885 * combine.c (make_extraction): Fix error in last change.
11887 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11889 * c4x.c (c4x_fp_reglist): Const-ify.
11890 * cris.c (cris_print_operand): Likewise.
11891 * i386.c (ix86_va_arg): Likewise.
11892 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
11893 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
11894 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
11895 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
11896 * mcore.h (regno_reg_class): Likewise.
11897 * mips.c (gen_int_relational): Likewise.
11898 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
11899 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
11900 * pdp11.c (move_costs): Likewise.
11901 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
11902 * s390.c (s390_branch_condition_mnemonic, regclass_map):
11904 * s390.h (regclass_map): Likewise.
11905 * sh.c (shift_amounts): Likewise.
11906 * sh.md (rotlsi3): Likewise.
11908 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
11910 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
11911 (ne0+5): Use new clobber to generate proper shift pattern.
11912 Patch by Michael Matz <matz@kde.org>.
11914 2002-03-09 Andreas Schwab <schwab@suse.de>
11916 * gcc.c (validate_all_switches): Also handle `%W{...}'.
11918 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
11920 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
11922 2002-03-09 Jakub Jelinek <jakub@redhat.com>
11925 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
11926 even for non-representable constants.
11928 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11930 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
11931 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
11932 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
11933 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
11934 (pop_function_context): Compute MAY_SHARE parameter for
11936 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
11937 (gen_mem_addressof): Call fixup_var_refs with new parm.
11939 * combine.c (make_extraction): Don't make extension of CONST_INT.
11941 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
11943 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
11944 in o32 and o64 ABIs.
11945 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
11946 but getting fixed-size structs passed in registers regardless of
11947 padding in o32 and o64 ABIs.
11949 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
11950 offset before loading address of argument passed by transparent
11953 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
11955 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
11957 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
11959 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
11960 marker such that registers after it are saved.
11962 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11964 * sparc.c (arith_4096_operand): Fix error in last change.
11966 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
11968 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
11969 defaults for MEABI.
11971 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
11973 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
11976 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
11978 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
11980 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
11982 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
11983 removed; fix return value.
11984 * combine.c (combine_instructions): Dirtify blocks where we failed to
11985 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
11986 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
11988 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11990 * gcse.c (insert_insn_end_bb): Fix typo in last change.
11992 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
11994 * recog.c (peephole2_optimize): Re-distribute EH edges.
11996 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
11998 * expr.c (expand_expr): Use unsave lang hook.
11999 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
12000 (LANG_HOOKS_INITIALIZER): Update.
12001 * langhooks.h (struct lang_hooks): New hook unsave.
12002 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
12003 (unsave_expr_1): Remove unused lang_unsave_expr_now.
12004 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
12005 (unsave_expr_now): Remove.
12006 * tree.h (unsave_expr_now, lang_unsave,
12007 lang_unsave_expr_now): Remove.
12010 2002-03-08 Andreas Jaeger <aj@suse.de>
12012 * flow.c (propagate_block_delete_insn): Remove unused variable.
12014 2002-03-08 Kazu Hirata <kazu@hxi.com>
12016 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
12017 insn length for memory load/store.
12019 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
12021 * doc/install.texi (--with-libiconv-prefix): Document.
12023 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
12025 * doc/sourcebuild.texi: Fix typo.
12027 2002-03-08 Jakub Jelinek <jakub@redhat.com>
12030 * builtins.c (std_expand_builtin_va_arg): Do all computations on
12033 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12035 * rtl.c (copy_most_rtx): Move from here ...
12036 * emit-rtl.c (copy_most_rtx): ... to here.
12038 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
12040 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
12041 SUBTARGET_CPP_SIZE_SPEC.
12042 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
12044 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
12046 2002-03-07 Matt Hiller <hiller@redhat.com>
12048 * gensupport.c (first_dir_md_include): Renamed from include;
12049 change all references.
12050 (last_dir_md_include): Renamed from last_include; change all
12052 (init_md_reader): Unconditionally initialize base_dir whether or
12053 not filename is a relative path.
12055 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
12057 * config/fp-bit.c (_unord_f2): Compile it in even if
12058 US_SOFTWARE_GOFAST is enabled.
12060 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
12061 NULL_RTX. Set all HFmode operations as NULL_RTX.
12062 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
12063 NULL_RTX, try reversing the comparison and the operands.
12065 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
12067 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
12068 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
12071 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
12073 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
12075 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
12077 * basic-block.h (fixup_abnormal_edges): Declare.
12078 * reload1.c (fixup_abnormal_edges): New function.
12079 * reg-stack.c (convert_regs): Use it.
12081 * gcse.c (insert_insn_end_bb): Handle trapping insns.
12083 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
12085 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
12087 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
12088 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
12089 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
12090 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
12091 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
12092 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
12093 unless x and y could be infinite.
12094 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
12095 Check that the common type of both arguments is a real, even for
12096 targets without unordered comparisons. Allow an integer argument
12097 to be compared against a real.
12098 (expand_tree_builtin): Use expand_unordered_cmp.
12099 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
12100 * cse.c (fold_rtx): Likewise. Fix indentation.
12101 * fold-const.c (fold_real_zero_addition_p): New.
12102 (fold): Use it, and the new HONOR_... macros.
12103 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
12104 * jump.c (reversed_comparison_code_parts): After searching for
12105 the true comparison mode, use HONOR_NANS to decide whether it
12106 can be safely reversed.
12107 (reverse_condition_maybe_unordered): Remove IEEE check.
12108 * simplify-rtx.c (simplify_binary_operation): Use the new macros
12109 to decide which simplifications are valid. Allow the following
12110 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
12111 and (a - -b) to (a + b).
12112 (simplify_relational_operation): Use HONOR_NANS.
12113 * doc/tm.texi: Document the MODE_HAS_... macros.
12115 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
12117 * combine.c (simplify_comparison): If simplifying a logical shift
12118 right and compare with constant, force the comparison to unsigned.
12120 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
12122 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
12124 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
12126 (alt_reg_names): Remove % for vrsave.
12128 2002-03-06 Richard Henderson <rth@redhat.com>
12130 PR optimization/5844
12131 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
12132 if used indicates we've already emitted one copy of an operand.
12133 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
12134 (gen_split): Supply a non-null used.
12136 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
12138 * reload1.c (reload): Unshare all rtl after reload is done.
12140 * simplify-rtx.c (simplify_plus_minus): Do not abort,
12141 but simply fail if the expression is too complex to simplify.
12142 (simplify_gen_binary): Handle simplify_plus_minus failures.
12144 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
12146 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
12147 consistently call delete_trivially_dead_insns after CSE and GCSE;
12148 fix DFI_life dumping; do jump threading after liveness; do crossjumping
12149 after liveness2; update comment in last crossjumping.
12150 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
12152 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
12154 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
12155 after completing fast dead code elimination.
12157 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
12160 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
12162 * version.c: Fix misplaced leading blanks on first line.
12164 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
12166 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
12168 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
12170 * cfgcleanup.c (mentions_nonequal_regs): New function.
12171 (thread_jump): Use it.
12172 * toplev.c (rest_of_compilation): Run jump threading after
12175 2002-03-06 Jakub Jelinek <jakub@redhat.com>
12177 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
12180 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
12182 * predict.c (estimate_bb_frequencies): Do not reload the
12183 frequencies from notes.
12185 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
12187 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
12188 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
12190 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
12191 delete_noop_moves): Return indeger.
12192 * flow.c (ndead): New variable.
12193 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
12194 BB argument; update callers.
12195 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
12196 (life_analysis): Do not call purge_all_dead_edges.
12197 (update_life_info): Return number of deleted insns; print statistics.
12198 (update_life_info_in_dirty_blocks): likewise.
12199 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
12200 return number of insns deleted.
12202 * cse.c: Include timevar.h
12203 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
12204 iterate until stabilizes; print statistics; return number of killed
12206 * Makefile.in: (cse.o): Add timevar.h dependency
12207 * rtl.h (delete_trivially_dead_insns): New.
12208 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
12209 * toplev.c (rest_of_compilation): Update callers.
12211 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
12212 (try_optimize_cfg): Do not update liveness.
12213 (cleanup-cfg): Loop until try_optimize_cfg and dead code
12214 removal stabilizes; use delete_trivially_dead_insns.
12216 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
12218 2002-03-05 Zack Weinberg <zack@codesourcery.com>
12220 * cppmain.c (setup_callbacks): Disable #pragma and #ident
12221 callbacks when processing assembly language.
12223 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12225 * pa.h (ASM_FILE_END): Define.
12226 * som.h (ASM_FILE_END): Delete.
12228 * pa.c (function_arg): Don't pass floats in general registers in
12229 indirect calls if TARGET_ELF32.
12231 2002-03-05 Richard Henderson <rth@redhat.com>
12233 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
12235 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
12237 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
12239 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12241 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
12242 -r command line. Don't hide any symbols if not building
12245 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
12247 * cfg.c (dump_flow_info): Warn about profile mismatches.
12248 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
12249 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
12251 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12253 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
12254 wide volatile memory by parts.
12256 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12258 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
12261 2002-03-05 Richard Henderson <rth@redhat.com>
12263 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
12265 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
12267 * toplev.c (documented_lang_options): Document more
12268 language-specific options.
12269 * doc/invoke.texi (Warning Options): Correct documentation for
12270 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
12271 * c-decl.c (c_decode_option): Use a table to handle warning options.
12273 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
12275 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
12276 parameter to mmix_encode_section_info.
12277 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
12278 relocatably. Always produce ELF, not mmo if linking relocatably.
12279 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
12280 first is non-zero, don't add symbol prefix.
12281 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
12282 prototype accordingly.
12284 2002-03-04 Krister Walfridsson <cato@df.lth.se>
12286 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
12288 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
12290 * configure.in: Increase required makeinfo version to 4.1.
12291 * configure: Regenerate.
12293 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
12295 * .cvsignore: Remove *.info* and genrtl*; these files are generated
12298 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
12300 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
12301 * doc/invoke.texi: Fix @math uses.
12303 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
12305 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
12308 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
12310 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
12311 (powerpc-*-eabisimaltivec*): Same.
12313 * config/rs6000/t-ppcendian: New.
12315 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12317 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
12318 nonimmediate_src_operand and nonimmediate_lsrc_operand to
12319 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
12321 2002-03-03 Richard Henderson <rth@redhat.com>
12323 * toplev.c (rest_of_decl_compilation): Revert last two changes.
12325 2002-03-03 Zack Weinberg <zack@codesourcery.com>
12327 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
12328 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
12329 tree.c, config/m68k/m68k.c:
12330 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
12331 REAL_ARITHMETIC blocks unconditional. Delete some further
12332 #ifdef blocks predicated on REAL_ARITHMETIC.
12333 * flags.h, toplev.c: Delete remaining references to
12334 flag_pretend_float.
12336 * doc/invoke.texi: Remove documentation of -fpretend-float.
12337 * doc/tm.texi: Describe the various REAL_* macros as provided by
12338 real.h, not by the target configuration files.
12340 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
12341 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
12342 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
12343 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
12344 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
12345 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
12346 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
12347 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
12348 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
12349 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
12350 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
12351 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
12352 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
12353 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
12354 config/xtensa/xtensa.h:
12355 Do not define, undefine, or mention in comments any of
12356 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
12357 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
12358 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
12359 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
12360 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
12361 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
12362 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
12363 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
12364 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
12366 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12368 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
12369 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
12370 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
12371 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
12372 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
12373 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
12375 * defaults.h (BITS_PER_WORD): Define.
12376 * doc/tm.texi (BITS_PER_WORD): Document default value.
12378 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
12379 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
12380 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
12382 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12384 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
12385 lieu of explicit sizeof/sizeof.
12386 * i386.c (override_options, ix86_init_mmx_sse_builtins,
12387 ix86_expand_builtin): Likewise.
12388 * mips.c (mips_add_gc_roots): Likewise.
12389 * mmix.c (mmix_output_condition): Likewise.
12390 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
12391 altivec_init_builtins): Likewise.
12392 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
12393 * cppexp.c (Nsuff, parse_number): Likewise.
12394 * cppinit.c (builtin_array_end): Likewise.
12395 * gcc.c (n_default_compilers, process_command): Likewise.
12396 * genpreds.c (output_predicate_decls): Likewise.
12397 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
12398 * lcm.c (N_ENTITIES): Likewise.
12399 * stor-layout.c (set_sizetype): Likewise.
12401 2002-03-03 Richard Henderson <rth@redhat.com>
12403 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
12404 for types or labels.
12406 2002-03-03 Richard Henderson <rth@redhat.com>
12408 * c-decl.c (start_decl): Initialized variables are not common.
12410 2002-03-02 Per Bothner <per@bothner.com>
12412 * gcc.c (option_map): Suport new --bootclasspath option.
12413 --CLASSPATH is now just an alias for --classpath.
12415 2002-03-02 Richard Henderson <rth@redhat.com>
12417 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
12418 load if "internal" visibility.
12419 * doc/extend.texi: Document visibility meanings.
12421 2002-03-02 Richard Henderson <rth@redhat.com>
12423 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
12424 to functions as well.
12426 2002-03-02 Richard Henderson <rth@redhat.com>
12428 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
12429 (handle_visibility_attribute): Don't call assemble_visibility.
12430 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
12431 without asmspec. Invoke assemble_alias when needed.
12432 * varasm.c (maybe_assemble_visibility): New.
12433 (assemble_start_function, assemble_variable, assemble_alias): Use it.
12435 2002-03-02 Richard Henderson <rth@redhat.com>
12437 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
12438 invoke ENCODE_SECTION_INFO with first call flag.
12440 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
12441 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
12442 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
12443 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
12444 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
12445 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
12446 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
12447 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
12448 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
12449 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
12450 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
12451 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
12452 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
12453 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
12454 config/mcore/mcore-protos.h, config/mcore/mcore.c,
12455 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
12456 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
12457 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
12458 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
12459 config/sh/sh.h, config/sparc/sparc.h,
12460 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
12461 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
12462 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
12463 FIRST argument. As needed, examine it and do nothing.
12465 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
12466 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
12467 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
12469 * config/arm/t-pe (pe.o): Add dependencies.
12471 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12473 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
12474 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
12475 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
12476 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
12477 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
12478 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
12479 * defaults.h (BITS_PER_UNIT): Define.
12480 * doc/tm.texi (BITS_PER_UNIT): Document default value.
12482 2002-03-02 Kazu Hirata <kazu@hxi.com>
12484 * config/h8300/h8300-protos.h: Add a prototype for
12485 compute_a_shift_length.
12486 * config/h8300/h8300.c (h8300_asm_insn_count): New.
12487 (compute_a_shift_length): Likewise.
12488 (h8300_adjust_insn_length): Do not adjust insn length of shift
12490 * config/h8300/h8300.md (anonymous shift patterns): Use
12491 compute_a_shift_length.
12493 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12495 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
12496 trunc_int_for_mode.
12498 * emit-rtl.c (offset_address): Call update_temp_slot_address.
12500 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12502 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
12503 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
12504 * flags.h (flag_zero_initialized_in_bss): Declare.
12505 * toplev.c (flag_zero_initialized_in_bss): New flag.
12506 (lang_independent_options): Add flag_zero_initialized_in_bss.
12507 * tree.c (initializer_zerop): New function.
12508 * tree.h (initializer_zerop): Declare.
12509 * varasm.c (assemble_variable): If we can emit bss, put zero
12510 initializers in the bss section.
12512 2002-03-02 Alan Modra <amodra@bigpond.net.au>
12514 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
12515 like more than one symbol per .weak directive.
12517 2002-03-01 Richard Henderson <rth@redhat.com>
12519 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
12520 adjust argument_pointer by pretend_args_size.
12521 (ia64_va_start): Adjust va_start address by -pretend_args_size.
12523 2002-03-01 Kazu Hirata <kazu@hxi.com>
12525 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
12527 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
12529 * toplev.c (rest_of_compilation): Delete dead jumptables before
12531 * flow.c (delete_dead_jumptables): Make global.
12532 * rtl.h (delete_dead_jumptables): Declare.
12534 2002-03-01 David Edelsohn <edelsohn@gnu.org>
12536 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
12537 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
12538 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
12540 2002-03-01 Kazu Hirata <kazu@hxi.com>
12542 * config/h8300/h8300-protos.h: Fix formatting.
12543 * config/h8300/h8300.c: Likewise.
12544 * config/h8300/h8300.h: Likewise.
12546 2002-03-01 Kazu Hirata <kazu@hxi.com>
12548 * config/h8300/h8300.c (print_operand): Support 16-bit
12549 constant addresses.
12550 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
12552 2002-02-28 Richard Henderson <rth@redhat.com>
12554 * expmed.c (store_bit_field): Prevent generation of CONCATs;
12555 pun complex values as integers; use gen_lowpart instead of
12557 (extract_bit_field): Likewise.
12559 2002-03-01 Alan Modra <amodra@bigpond.net.au>
12560 David Edelsohn <edelsohn@gnu.org>
12562 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
12563 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
12564 (SUPPORTS_WEAK): Likewise.
12565 * output.h (add_weak): Add tree param.
12566 * varasm.c (add_weak): Likewise. Save decl.
12567 (struct weak_syms): Add decl field.
12568 (mark_weak_decls): New function.
12569 (init_varasm_once): ggc_add_root mark_weak_decls.
12570 (assemble_start_function): Use ASM_WEAKEN_DECL.
12571 (assemble_variable): Likewise.
12572 (assemble_alias): Likewise.
12573 (declare_weak): Pass decl to add_weak.
12574 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
12575 (remove_from_pending_weak_list): Declare and define for
12577 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
12578 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
12579 * defaults.h (SUPPORTS_WEAK): Likewise.
12580 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
12581 .weak for code sym. Do emit .size for descriptor sym.
12582 (ASM_DECLARE_FUNCTION_SIZE): Define.
12583 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
12584 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
12585 .lglobl unless TARGET_XCOFF. Formatting fixes.
12586 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
12587 .weak for code sym.
12588 (HANDLE_PRAGMA_WEAK): Remove.
12589 (ASM_WEAKEN_LABEL): Remove.
12590 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
12592 2002-03-01 Jason Merrill <jason@redhat.com>
12594 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
12595 (TARGET_EXPR_CLEANUP): New macro.
12597 2002-02-28 Steve Ellcey <sje@cup.hp.com>
12599 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
12600 to take ptr_extend into account as third type of extension.
12601 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
12602 fields used by SUBREG_PROMOTED_UNSIGNED_P.
12603 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
12604 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
12605 * calls.c (precompute_arguments): Use new macro.
12606 (expand_call): Ditto.
12607 * combine.c (nonzero_bits): Ditto.
12608 (record_promoted_value): Ditto.
12609 * expr.c (store_expr): Ditto.
12610 (expand_expr): Ditto.
12611 * function.c (assign_parms): Ditto.
12613 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
12615 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
12616 override -shared and -shared-libgcc.
12618 2002-02-28 David O'Brien <obrien@FreeBSD.org>
12620 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
12622 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
12625 2002-02-28 Richard Henderson <rth@redhat.com>
12627 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
12628 4 cycle latency from MM producers.
12629 (ia64_internal_sched_reorder): Likewise with pipeline flush.
12631 2002-02-28 Jakub Jelinek <jakub@redhat.com>
12633 * mklibgcc.in: Don't use GNU make extension.
12635 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
12637 * c-parse.in (STATIC): New terminal.
12638 (scspec): New non-terminal. Update productions accordingly.
12639 (program): Remove bogus ifc / end ifc.
12640 (array_declarator): Simplify production using STATIC.
12642 2002-02-28 Jim Meyering <meyering@lucent.com>
12644 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
12645 \a still means TARGET_BELL.
12647 2002-02-28 Richard Henderson <rth@redhat.com>
12649 * haifa-sched.c (sched_emit_insn): New.
12650 (schedule_block): Use last_scheduled_insn to track last insn.
12651 * sched-int.h (sched_emit_insn): Prototype.
12652 * config/ia64/ia64.c (last_issued): Remove.
12653 (ia64_variable_issue): Don't set it.
12654 (nop_cycles_until): Use sched_emit_insn.
12656 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
12658 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
12659 extended constants.
12661 2002-02-28 Kazu Hirata <kazu@hxi.com>
12663 * config/h8300/h8300.c: Fix formatting.
12664 * config/h8300/h8300.h: Likewise.
12666 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
12668 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
12669 which may overwrite the high byte of the frame pointer.
12671 2002-02-28 Bo Thorsen <bo@suse.de>
12673 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
12674 (STARTFILE_SPEC): Add 64 bit files.
12675 (ENDFILE_SPEC): Likewise.
12677 2002-02-28 Jason Merrill <jason@redhat.com>
12679 * c-decl.c (finish_function): Only warn about missing return
12680 statement with -Wreturn-type.
12682 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
12684 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
12686 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
12687 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
12689 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
12691 * basic-block.h (BB_REACHABLE): Renumber.
12692 (BB_DIRTY, BB_NEW): New flags.
12693 (clear_bb_flags): Declare.
12694 (update_life_info_in_dirty_blocks): Declare.
12695 * cfg.c (clear_bb_flags): New function.
12696 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
12697 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
12698 reorder_insns, emit_insn_after): Mark block as dirty.
12699 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
12700 (update_life_info_in_dirty_blocks): New function.
12701 * recog.c (apply_change_group): Dirtify block.
12703 * cse.c (cse_insn): Reorder emitting of jump insn to keep
12705 * gcse.c (delete_null_pointer_checks): Likewise.
12707 * toplev.c (dump_file_index): Move cse2 after bp,
12709 (dump_file_info): Similary.
12710 (rest_of_compilation): Avoid most of CFG rebuilds;
12711 do first if converision after null pointer checks, do cse2
12712 after branch prediction; avoid full liveness rebuild after
12713 initializing subregs.
12714 * invoke.texi (-d options): Document -du, renumber.
12716 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
12717 (notice_new_block): Do not set BB_UPDATE_LIFE.
12718 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
12719 merge_blocks_move_successor_nojumps, merge_blocks,
12720 try_crossjump_to_edge): Likewise.
12721 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
12722 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
12723 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
12724 (merge_of_block): Do not use life_data_ok.
12725 (find_if_case_1): Do not use SET_UPDATE_LIFE.
12726 (if_convert): Use BB_DIRTY mechanizm to update life.
12727 * lcm.c (optimize_mode_switching): Update
12728 update_life_info_in_dirty_blocks
12730 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
12732 * Makefile.in (integrate.o): Update.
12733 * c-decl.c (copy_lang_decl): Rename.
12734 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
12735 * integrate.c: Include langhooks.h.
12736 (copy_decl_for_inlining): Update to use langhook.
12737 * langhooks-def.h (lhd_do_nothing_t,
12738 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
12739 (LANG_HOOKS_INITIALIZER): Update.
12740 * langhooks.c (lhd_do_nothing_t): New.
12741 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
12742 * tree.h (copy_lang_decl): Remove.
12744 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
12746 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
12748 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
12749 POST_DEC, and POST_MODIFY.
12751 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12753 * c-typeck.c (digest_init): Remove unused parameter; all
12756 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
12758 * expmed.c (expand_shift): Correctly test for low part of a
12761 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
12763 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
12764 insn UIDs with insn addresses.
12766 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12768 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
12769 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
12770 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
12771 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
12772 gcc.c, toplev.c: Delete code implementing -traditional mode.
12774 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
12775 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
12776 Document removal of -traditional mode for compilation, and
12777 remove documentation only relevant to that mode.
12779 * config/nextstep.h, config/ptx4.h, config/svr4.h,
12780 config/convex/convex.h, config/d30v/d30v.h,
12781 config/i386/dgux.h, config/i386/osf1elf.h,
12782 config/i386/osfelf.h, config/i386/osfrose.h,
12783 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
12784 config/m68k/hp310.h, config/m88k/dgux.h,
12785 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
12786 config/m88k/m88k.h, config/m88k/openbsd.h,
12787 config/mips/abi64.h, config/mips/osfrose.h,
12788 config/mips/svr4-5.h, config/mips/svr4-t.h,
12789 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
12790 config/stormy16/stormy16.h: Remove all references to
12791 -traditional from target specs. Delete all mention of the
12792 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
12793 delete a couple of commented-out definitions of
12794 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
12797 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
12798 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
12800 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12802 * mklibgcc.in: Don't use \n in a line subject to
12803 interpretation by echo.
12805 2002-02-27 Graham Stott <grahams@redhat.com>
12807 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
12810 * loop.c (prescan_loop): Handle PARALLEL.
12812 * unroll.c (loop_iterations): Return 0 if the add_val for
12815 * final.c (output_operand_lossage): Constify PFX_STR.
12817 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
12819 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
12821 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
12822 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
12824 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
12826 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
12828 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
12830 * cpplex.c (_cpp_lex_token): Handle directives in macro
12832 * cpplib.c (_cpp_handle_directive): Save and restore state
12833 if parsing macro args when entering a directive.
12834 * cppmacro.c (collect_args): No need to handle directives
12835 in macro arguments.
12836 (enter_macro_context, replace_args): Use the original macro
12837 definition in case it was redefined whilst collecting arguments.
12839 * cpp.texi: Update.
12841 2002-02-26 David Edelsohn <edelsohn@gnu.org>
12843 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
12844 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
12845 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
12847 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
12848 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
12849 (load_toc_v4_PIC_2): Same.
12851 2002-02-26 Alan Modra <amodra@bigpond.net.au>
12853 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
12855 2002-02-26 Richard Henderson <rth@redhat.com>
12857 * config/alpha/alpha.md (ashldi_se): Re-enable.
12859 2002-02-26 Richard Henderson <rth@redhat.com>
12861 * config/alpha/alpha.c (alpha_encode_section_info): Examine
12862 MODULE_LOCAL_P; improve commentary.
12864 2002-02-26 Zack Weinberg <zack@codesourcery.com>
12866 * doc/cpp.texi: Clarify documentation of relationship between
12867 #line and #include.
12869 2002-02-26 Kazu Hirata <kazu@hxi.com>
12871 * config/h8300/h8300-protos.h: Update the prototype for
12872 compute_logical_op_length. Add the prototype for
12873 compute_logical_op_cc.
12874 * config/h8300/h8300.c (compute_logical_op_length): Figure out
12875 code from operands.
12876 (compute_logical_op_cc): New.
12877 * config/h8300/h8300.md: Combine all the logical op patterns
12878 in HImode and SImode. Use compute_logical_op_cc.
12880 2002-02-26 Kelley Cook <kelleycook@comcast.net>
12882 * config/i386/i386.c (print_operand): Don't append ATT-style
12883 length suffixs to x87 opcodes when in Intel mode.
12885 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
12887 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
12888 (init_emit_once): Update calls.
12889 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
12890 (init_syntax_once): Prototype.
12892 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
12894 * pa-linux.h (LIB_SPEC): Update definition.
12895 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12897 2002-02-26 Richard Henderson <rth@redhat.com>
12899 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
12900 if we emitted a stop bit.
12902 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12904 * configure.in (libgcc_visibility): Substitute.
12905 * configure: Rebuilt.
12906 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
12907 defined symbols .hidden.
12909 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12911 * attribs.c (c_common_attribute_table): Add visibility.
12912 (handle_visibility_attribute): New function.
12913 * varasm.c (assemble_visibility): New function.
12914 * output.h (assemble_visibility): Add prototype.
12915 * tree.h (MODULE_LOCAL_P): Define.
12916 * crtstuff.c (__dso_handle): Use visibility attribute.
12917 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
12918 for MODULE_LOCAL_P symbols too.
12919 * config/ia64/ia64.c (ia64_encode_section_info): Handle
12920 MODULE_LOCAL_P symbols the same way as local symbols.
12921 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
12922 into .sdata/.sbss by the user.
12923 * doc/extend.texi (Function Attributes): Document visibility
12926 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12929 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
12930 STRING_CST initializer spanning the whole variable without
12932 If expand_expr returned MEM, don't use it.
12934 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
12936 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
12937 generate a die for the lexical block.
12939 2002-02-26 Kazu Hirata <kazu@hxi.com>
12941 * config/h8300/h8300-protos.h: Add a prototype for
12942 compute_logical_op_length.
12943 * config/h8300/h8300.c (compute_logical_op_length): New.
12944 * config/h8300/h8300.md (anonymous logical patterns): Use
12945 compute_logical_op_length for length.
12947 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12949 * dwarf2out.c (modified_type_die): Do not call type_main_variant
12951 (gen_type_die): Same.
12953 * attribs.c (handle_vector_size_attribute): Set debug information.
12955 2002-02-26 Daniel Egger <degger@fhm.edu>
12957 * config/rs6000/rs6000.md: Swap define_insn attributes to
12958 fix incorrect generation of merge high instructions instead
12961 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12963 * c-typeck.c (really_start_incremental_init): Use
12964 bitsize_zero_node for vectors.
12966 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
12968 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
12969 ("*set_vrsave_internal"): Same.
12971 2002-02-25 Richard Henderson <rth@redhat.com>
12973 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
12974 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
12976 2002-02-25 Jakub Jelinek <jakub@redhat.com>
12979 * config/i386/i386.c (ix86_return_pops_args): Only pop
12980 fake structure return argument if it was passed on the stack.
12982 2002-02-25 Jason Merrill <jason@redhat.com>
12984 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
12987 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
12989 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
12990 link with shared_name only.
12991 * doc/invoke.texi (Link Options): Document new behavior.
12993 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
12995 * c-typeck.c (push_init_level): Handle vectors.
12997 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
12999 * config/sparc/sparc.c (const64_high_operand): Zero-extend
13000 operands of SPARC_SETHI_P.
13001 (input_operand): Likewise.
13002 (sparc_emit_set_const32): Likewise.
13003 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
13004 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
13005 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
13006 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
13007 (movdi_insn_sp64_vis): Likewise.
13008 (movdi split, movdf split): Use SETHI32.
13009 * doc/md.texi: Document SPARC constraints L, M and N.
13011 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
13013 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
13014 ("*set_vrsave_internal"): use mfspr for Darwin.
13016 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
13017 gen_get_vrsave_internal.
13019 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13021 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
13023 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
13025 * cpplex.c (cpp_interpret_charconst): Get signedness or
13026 otherwise of wide character constants correct.
13027 * cppexp.c (lex): Get signedness of wide charconsts correct.
13029 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13031 * optabs.c (widen_operand): Only call convert_modes for
13032 promoted SUBREG if signedness matches.
13033 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
13035 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
13037 * cpplib.c (glue_header_name): Use local buffer to build up
13040 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
13042 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
13044 2002-02-23 Kazu Hirata <kazu@hxi.com>
13046 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
13047 H8/300[HS] separately.
13048 * config/h8300/h8300.md: Remove the early clobber constraint
13049 from bit field patterns.
13051 2002-02-23 Kazu Hirata <kazu@hxi.com>
13053 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
13055 (mulhisi3): Likewise.
13056 (umulqisi3): Likewise.
13057 (umulhisi3): Likewise.
13059 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
13061 * cppinit.c (output_deps): Correct test for stdout output.
13062 (init_dependency_output): Cure warning.
13064 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13066 * expr.c (store_expr): When converting expression to promoted
13067 equivalent type, allow using SUBREG_REG of TARGET as the target
13068 of the expansion of EXP.
13069 * loop.c (basic_induction_var, case SUBREG): Always look inside.
13070 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
13071 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
13072 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
13073 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
13075 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
13077 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
13078 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
13079 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
13081 2002-02-23 Jakub Jelinek <jakub@redhat.com>
13083 PR optimization/5747
13084 * loop.c (scan_loop): Update reg info if move_movables created new
13087 2002-02-23 David Edelsohn <edelsohn@gnu.org>
13089 * gcc.c (init_gcc_spec): Revert last change.
13091 2002-02-23 David Edelsohn <edelsohn@gnu.org>
13093 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
13094 gpc_reg_operand constraint.
13096 2002-02-23 Alan Modra <amodra@bigpond.net.au>
13098 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
13099 Simplify comparison of `low'.
13100 (add_operand): Fix formatting.
13101 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
13102 (mask_operand): Disallow mask to wrap in 64-bit mode.
13103 (rs6000_stack_info): Remove redundant test setting push_p.
13104 (output_toc): Fix formatting.
13105 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
13106 cc_reg_not_cr0_operand constraint.
13107 (booldi3, boolcdi3 splitters): Same.
13109 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
13111 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
13113 2002-02-22 David Edelsohn <edelsohn@gnu.org>
13115 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
13116 gcc invoked with -shared-libgcc.
13118 2002-02-22 Jakub Jelinek <jakub@redhat.com>
13121 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
13122 decl if any of elements was TREE_USED.
13124 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
13126 * config/sparc/sol2.h: Don't include sys/mman.h.
13127 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
13128 (arith_4096_operand): Don't throw high bits away.
13129 (const64_operand): Take sign extension of CONST_INTs into account.
13130 (const64_high_operand, sparc_emit_set_const32): Likewise.
13131 (GEN_HIGHINT64): Likewise.
13132 (sparc_emit_set_const64_quick1): Likewise.
13133 (const64_is_2insns): Likewise.
13134 (print_operand): Use trunc_int_for_mode for sign extension.
13135 * config/sparc/sparc.h (SMALL_INT32): Likewise.
13136 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
13137 chars. Assume CONST_INT is already properly sign-extended.
13138 (movdi split): Sign-extend each SImode part.
13139 (andsi3 split): Don't mask high bits off, so that result
13140 remains properly sign-extend.
13141 (iorsi3 split): Likewise.
13142 (xorsi3 split): Likewise.
13144 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
13146 * fold-const.c (fold): Fix typo in comments.
13148 2002-02-21 Diego Novillo <dnovillo@redhat.com>
13150 * Makefile.in (langhooks.o): Update dependencies.
13152 2002-02-21 Diego Novillo <dnovillo@redhat.com>
13154 * langhooks.c: Include flags.h.
13156 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
13158 * testsuite/gcc.dg/attr-alwaysinline.c: New.
13160 * c-common.c (c_common_post_options): Set inline trees by
13163 * doc/extend.texi (Function Attributes): Document always_inline
13165 Update documentation about inlining when not optimizing.
13167 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
13169 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
13170 unless DECL_ALWAYS_INLINE.
13172 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
13173 unless DECL_ALWAYS_INLINE.
13174 (c_disregard_inline_limits): Disregard if always_inline set.
13176 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
13177 Disregard if always_inline set.
13178 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
13179 unless DECL_ALWAYS_INLINE.
13181 * attribs.c (handle_always_inline_attribute): New.
13182 (c_common_attribute_table): Add always_inline.
13184 * config/rs6000/altivec.h: Add prototypes for builtins
13185 requiring the always_inline attribute.
13187 2002-02-21 Eric Christopher <echristo@redhat.com>
13189 * expmed.c (store_bit_field): Try to simplify the subreg
13190 before generating a new one when when the mode size of
13191 value is less than maxmode.
13193 2002-02-21 Richard Henderson <rth@redhat.com>
13195 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
13196 than gen_rtx_PLUS to form the sum.
13197 * explow.c (force_reg): Rearrange to not allocate new pseudo
13198 when force_operand returns a register.
13199 * expr.c (expand_assignment): Allow offset_rtx expansion to
13200 return a sum. Do not force addresses into registers.
13201 (expand_expr): Likewise.
13202 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
13203 to canonicalize arithmetic that didn't simpify.
13204 (simplify_plus_minus): New argument force; update
13205 all callers. Don't split CONST unless we can do something with it,
13206 and wouldn't lose the constness of the operands.
13208 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
13209 that we generated earlier.
13211 2002-02-21 Tom Tromey <tromey@redhat.com>
13213 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13214 (output_line_info): Use constant `1', with a long explanatory
13216 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
13218 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
13220 * jump.c (redirect_jump): If old label has no UID, don't try to
13223 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
13225 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
13226 If input is constant, do shifts at compile time.
13228 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
13230 * doc/extend.texi: Fix some more overfull hboxes.
13232 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13234 PR optimization/4994
13235 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
13238 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13241 * expr.h (expand_and): Add mode argument.
13242 * expmed.c (expand_and): Add mode argument.
13243 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
13244 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
13245 * except.c (expand_builtin_extract_return_addr): Likewise.
13246 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13247 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
13248 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
13249 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
13250 * config/c4x/c4x.md: Use GEN_INT (x) instead of
13251 gen_rtx (CONST_INT, VOIDmode, x).
13253 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13256 * stmt.c (warn_if_unused_value): Move side effects test once more.
13258 2002-02-20 Torbjorn Granlund <tege@swox.com>
13260 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
13261 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
13263 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
13265 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
13266 SUBREG or ZERO_EXTEND.
13268 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
13270 * sh.h (current_function_anonymous_args): Remove.
13271 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
13272 of current_function_varargs and current_function_stdarg is set.
13273 * sh.c (sh_expand_prologue): Check current_function_varargs /
13274 current_function_stdarg / TARGET_SH5 instead of
13275 current_function_anonymous_args.
13277 * sh64.h (TARGET_VERSION): Define.
13279 2002-02-20 David Edelsohn <edelsohn@gnu.org>
13281 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
13282 VRSAVE_REGNO on TARGET_ALTIVEC.
13284 2002-02-20 Alan Modra <amodra@bigpond.net.au>
13286 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
13287 bits of SImode const_int.
13288 (includes_rshift_p): Likewise.
13289 (print_operand): Call mask_operand and mask64_operand with correct
13291 (rs6000_output_function_epilogue): Pad traceback table to word.
13292 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
13293 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
13294 mask64_operand with correct mode.
13295 (FUNCTION_ARG_REGNO_P): Correct parentheses.
13297 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13300 * varasm.c (get_pool_constant_mark): New.
13301 * rtl.h (get_pool_constant_mark): Add prototype.
13302 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
13303 be represented if it has not been output.
13305 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
13307 * combine.c (do_SUBST): Sanity check substitutions of
13308 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
13309 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
13310 CONST_INT into its operand.
13311 (known_cond): Likewise, for ZERO_EXTEND.
13312 * simplify-rtx.c (simplify_unary_operation): Fix condition to
13313 allow for simplification of wide modes. Reject CONST_INTs in
13314 ZERO_EXTEND when their actual mode is not given.
13316 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
13318 * c-decl.c (pushdecl): If no global declaration is found for an
13319 extern declaration in block scope, try a limbo one.
13321 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13324 * c-common.c (pointer_int_sum): Moved from...
13325 * c-typeck.c (pointer_int_sum): ...here.
13326 * c-common.h (pointer_int_sum): Add prototype.
13328 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13331 * c-decl.c (duplicate_decls): Return 0 if issued error about
13334 2002-02-20 Roger Sayle <roger@eyesopen.com>
13335 Jakub Jelinek <jakub@redhat.com>
13338 * tree.c (host_integerp): Ensure that the constant integer is
13339 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
13340 when pos is zero or non-zero respectively. Clarify comment.
13341 * c-format.c (check_format_info_recurse): Fix host_integerp
13342 usage; the pos argument should be zero when assigning to a
13343 signed HOST_WIDE_INT.
13345 2002-02-20 Richard Henderson <rth@redhat.com>
13347 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
13348 of the operand, rather than assuming TImode.
13349 (ix86_expand_binop_builtin): Cope with commutative patterns
13350 using nonimmediate_operand for both operands.
13351 (ix86_expand_timode_binop_builtin): Likewise.
13352 (ix86_expand_store_builtin): Validate operand 1.
13353 (ix86_expand_unop1_builtin): Likewise.
13355 2002-02-20 Philip Blundell <philb@gnu.org>
13358 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
13360 2002-02-20 Richard Henderson <rth@redhat.com>
13363 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
13365 2002-02-20 Tom Tromey <tromey@redhat.com>
13367 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13368 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13369 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13370 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13371 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
13374 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
13376 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
13377 for (const_int 0) in X not just INTVAL.
13379 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
13381 * doc/extend.texi: Avoid or reduce overfull hboxes.
13383 2002-02-20 Diego Novillo <dnovillo@redhat.com>
13385 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
13386 operations if the field does not start at a mode boundary.
13388 2001-02-20 Joel Sherrill <joel@OARcorp.com>
13390 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
13391 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
13392 Also done for -Acpu and -Amachine.
13394 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
13396 * cppinit.c (init_dependency_output): Take deps output file
13397 from -o if none given with -MF. Suppress normal output.
13398 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
13399 * doc/cpp.texi, doc/invoke.texi: Update.
13401 2002-02-19 Zack Weinberg <zack@codesourcery.com>
13403 * toplev.c (output_quoted_string): Write unprintable
13404 characters with octal escapes.
13406 2002-02-19 David Edelsohn <edelsohn@gnu.org>
13408 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
13409 really_call_used[VRSAVE_REGNO] if not Altivec.
13411 2002-02-19 Alan Modra <amodra@bigpond.net.au>
13413 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
13415 (constant_pool_expr_1): Fix formatting.
13416 (rs6000_legitimize_reload_address): Likewise.
13418 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13420 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
13421 now that we have one.
13423 2002-02-19 Zack Weinberg <zack@codesourcery.com>
13425 * tree.h (struct tree_common): Remove aux. Add unused_0 at
13426 end of first block of bitfields (which was only seven bits);
13427 rename dummy to unused_1; remove comment which is no longer true.
13429 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
13431 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
13433 2002-02-19 Philip Blundell <pb@nexus.co.uk>
13436 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
13440 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
13441 arm_is_longcall_p rather than inspecting call-type cookie
13443 (call_value_insn) [TARGET_THUMB]: Likewise.
13445 2002-02-19 Graham Stott <grahams@redhat.com>
13447 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
13449 2002-02-19 David Edelsohn <edelsohn@gnu.org>
13451 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
13452 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
13453 (FP_SAVE_INLINE): Delete.
13455 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
13456 * config/rs6000/eabi.asm: Remove ABI save restore routines.
13457 * config/rs6000/t-ppccomm: Build crtsavres.o.
13458 * config/rs6000/crtsavres.asm: New file.
13460 2002-02-19 Philip Blundell <philb@gnu.org>
13462 * config/arm/arm.c (use_return_insn): Don't reject interrupt
13464 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
13465 (output_return_instruction): Allow interrupt functions to return with
13466 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
13467 (arm_expand_prologue): Subtract 4 before stacking LR in an
13468 interrupt function.
13470 2002-02-19 Philip Blundell <pb@nexus.co.uk>
13472 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
13473 decl, not just FUNCTION_DECL.
13474 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
13475 (arm_assemble_integer): Likewise.
13476 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
13479 2002-02-19 matthew green <mrg@eterna.com.au>
13481 * config.gcc (sparc-*-netbsdelf*): Enable target.
13482 (sparc64-*-netbsd*): New target.
13483 * config/sparc/netbsd-elf.h: New file.
13484 * config/sparc/t-netbsd64: New file.
13486 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
13488 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
13490 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
13492 * doc/invoke.texi: explicitly list the style guidelines that
13493 -Weffc++ checks for.
13495 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
13497 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
13499 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
13502 * gcc.c (cpp_unique_options): Treat -o as indicating object file
13503 only if not -E. If -E, pass -o through to the preprocessor.
13505 2002-02-19 Kazu Hirata <kazu@hxi.com>
13507 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
13508 register number with an appropriate macro.
13510 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
13512 * doc/rtl.texi (Constants): Close @code tag.
13514 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
13516 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
13517 ("mmx_uavgv4hi3"): Same.
13518 ("pmulhrwv4hi3"): Same.
13520 * tree-inline.c (walk_tree): Handle vectors.
13522 * c-common.c (constant_expression_warning): Handle vectors.
13523 (overflow_warning): Same.
13525 * sched-deps.c (sched_analyze_2): Handle vectors.
13527 * rtlanal.c (rtx_unstable_p): Handle vectors.
13528 (rtx_varies_p): Same.
13529 (count_occurrences): Same.
13530 (regs_set_between_p): Same.
13531 (modified_between_p): Same.
13532 (modified_in_p): Same.
13533 (volatile_insn_p): Same.
13534 (volatile_refs_p): Same.
13535 (side_effects_p): Same.
13536 (may_trap_p): Same.
13537 (inequality_comparisons_p): Same.
13538 (replace_regs): Same.
13539 (computed_jump_p_1): Same.
13541 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
13543 (inner_mode_array): New.
13544 (copy_rtx): Handle vectors.
13545 (copy_most_rtx): Same.
13546 (rtx_equal_p): Same.
13547 (get_mode_alignment): Adjust for vectors.
13549 * resource.c (mark_referenced_resources): Handle vectors.
13550 (mark_set_resources): Same.
13552 * reload1.c (eliminate_regs): Handle vectors.
13553 (elimination_effects): Same.
13554 (scan_paradoxical_subregs): Same.
13556 * reload.c (subst_reg_equivs): Handle vectors.
13558 * regrename.c (scan_rtx): Handle vectors.
13560 * regclass.c (reg_scan_mark_refs): Handle vectors.
13562 * recog.c (find_single_use_1): Handle vectors.
13564 * local-alloc.c (equiv_init_varies_p): Handle vectors.
13565 (contains_replace_regs): Same.
13566 (memref_referenced_p): Same.
13568 * integrate.c (copy_rtx_and_substitute): Handle vectors.
13569 (subst_constants): Same.
13571 * genattrtab.c (attr_copy_rtx): Handle vectors.
13572 (encode_units_mask): Same.
13573 (clear_struct_flag): Same.
13574 (count_sub_rtxs): Same.
13576 * gcse.c (want_to_gcse_p): Handle vectors.
13577 (oprs_unchanged_p): Same.
13578 (hash_expr_1): Same.
13579 (oprs_not_set_p): Same.
13580 (expr_killed_p): Same.
13581 (compute_transp): Same.
13582 (store_ops_ok): Same.
13584 * function.c (purge_addressof_1): Do not allow paradoxical subregs
13586 (fixup_var_refs_1): Same.
13587 (instantiate_virtual_regs_1): Same.
13589 * fold-const.c (operand_equal_p): Handle vectors.
13591 (rtl_expr_nonnegative_p): Same.
13593 * flow.c (mark_used_regs): Handle vectors.
13595 * df.c (df_uses_record): Handle vectors.
13597 * cselib.c (cselib_subst_to_values): Handle vectors.
13598 (cselib_mem_conflict_p): Same.
13601 * cse.c (canon_reg): Handle vectors.
13603 (cse_process_notes): Same.
13604 (count_reg_usage): Same.
13605 (canon_hash): Same.
13607 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
13609 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
13611 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
13612 (gen_rtx): Handle CONST_VECTOR.
13613 (gen_const_vector_0): New.
13614 (copy_rtx_if_shared): CONST_VECTORs can be shared.
13615 (reset_used_flags): Same.
13616 (copy_insn_1): Same.
13617 (initializer_constant_valid_p): Handle VECTOR_CST.
13619 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
13621 * doc/rtl.texi (Constants): Document const_vector.
13622 (CONST0_RTX): Update for vectors.
13623 (RTL sharing): Same.
13625 * print-tree.c (print_node): Add case for VECTOR_CST.
13627 * tree.h (TREE_VECTOR_CST_ELTS): New.
13628 (struct tree_vector): New.
13629 (union tree_node): Add vector node.
13630 (build_vector): Add prototype.
13632 * tree.def (VECTOR_CST): New.
13634 * tree.c (build_vector): New.
13636 * expmed.c (make_tree): Handle CONST_VECTOR.
13638 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
13639 (CONST_VECTOR_ELT): New.
13640 (CONST_VECTOR_NUNITS): New.
13642 * machmode.h (GET_MODE_INNER): New.
13643 (DEF_MACHMODE): Accept 8th arg.
13645 * machmode.def: Add 8th argument for vector inner mode.
13646 Add inner vector modes for vectors.
13648 * rtl.def (VEC_CONST): Remove.
13649 (CONST_VECTOR): New.
13651 * expr.c (clear_storage): Allow vectors.
13652 (is_zeros_p): Handle VECTOR_CST.
13654 * varasm.c (output_constant_pool): Handle vectors.
13655 (rtx_const): Add veclo and vechi fields.
13656 (kind): Add RTX_VECTOR.
13657 (decode_rtx_const): Add case for vector.
13659 * config/rs6000/rs6000-protos.h: Add zero_constant.
13661 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
13662 constants. Force easy vector constants into memory.
13663 (easy_vector_constant): New.
13664 (emit_easy_vector_constant): New.
13665 (rs6000_legitimize_reload_address): Do not generate bad reloads on
13668 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
13670 ("altivec_lvxl"): Same.
13671 (altivec_lvebx): Same.
13672 (altivec_lvehx): Same.
13673 (altivec_lvewx): Same.
13674 ("*movv4si_const0"): New.
13675 ("*movv4sf_const0"): New.
13676 ("*movv8hi_const0"): New.
13677 ("*movv16qi_const0"): New.
13679 2002-02-18 Kazu Hirata <kazu@hxi.com>
13681 * config/h8300/h8300.c (notice_update_cc): Use
13684 2002-02-18 Kazu Hirata <kazu@hxi.com>
13686 * config/h8300/h8300.md (divmod patterns): Change the
13687 constraints for operands[1] to register_operand.
13689 2002-02-18 Kazu Hirata <kazu@hxi.com>
13691 * config/h8300/h8300-protos.h: Remove the prototype for
13693 * config/h8300/h8300.c (p_operand): Remove.
13694 * config/h8300/h8300.md: Replace p_operand with
13697 2002-02-18 Philip Blundell <pb@nexus.co.uk>
13699 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
13701 (output_return_instruction): Allow use of LDR to unstack
13702 return addresss even for interrupt handlers or when
13703 interworking. If compiling for ARMv5, use interworking-safe
13704 return instructions by default. Remove duplicated code and
13705 lengthy "strcat" sequences.
13707 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13709 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
13710 (LINK_EH_SPEC): Define.
13711 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
13713 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
13715 * config/s390/s390.c (s390_emit_prologue): Do not set the
13716 frame_related flag for call-clobbered registers.
13718 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
13720 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
13721 (construct_container): Fix handling of SSE operands.
13722 (ix86_expand_builtin): Fix handling of 64bit pointers.
13723 (mmx_maskmovq_rex): New pattern.
13725 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
13727 * regrename.c (kill_set_value): Handle subregs properly.
13729 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
13731 * objc/objc-act.c (handle_impent): Remove leading '*'
13732 from objc_class_name.
13734 2002-02-17 Richard Henderson <rth@redhat.com>
13736 * config/alpha/alpha.c (some_small_symbolic_operand,
13737 some_small_symbolic_operand_1, split_small_symbolic_operand,
13738 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
13739 Handle small SYMBOL_REFs anywhere, not just inside memories.
13740 * config/alpha/alpha-protos.h: Update.
13741 * config/alpha/alpha.h (PREDICATE_CODES): Update.
13742 * config/alpha/alpha.md (small symbolic operand splitter): Update.
13744 2002-02-17 Roland McGrath <roland@frob.com>
13746 * config.gcc (powerpc-*-gnu-gnualtivec*,
13747 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
13748 * config/rs6000/gnu.h: New file.
13749 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
13750 Grok "gnu" in rs6000_abi_name.
13751 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
13752 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
13753 Grok -mcall-gnu analogous to -mcall-linux et al.
13754 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
13755 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
13756 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
13758 2002-02-17 Jakub Jelinek <jakub@redhat.com>
13761 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
13764 2002-02-17 Philipp Thomas <pthomas@suse.de>
13766 * config/cris/cris.h: Undefine STARTFILE_SPEC and
13767 ENDFILE_SPEC before (re)defining them.
13769 2002-02-17 Kazu Hirata <kazu@hxi.com>
13771 * config/h8300/h8300.c: Fix formatting.
13772 * config/h8300/h8300.h: Likewise.
13774 2002-02-17 Philipp Thomas <pthomas@suse.de>
13776 * doc/tm.texi: Explain why empty strings should not be
13777 marked for translation.
13779 2002-02-17 Philipp Thomas <pthomas@suse.de>
13781 * final.c (output_operand_lossage): Changed to accept
13782 printf style arguments. Change calls where necessary.
13783 * output.h (output_operand_lossage): Change declaration
13784 accordingly. Update copyright.
13785 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
13786 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
13787 Update copyright date where necessary.
13789 * config/i386/i386.c (print_operand): Likewise. Remove use of
13792 * config/cris/cris.c (cris_operand_lossage): Likewise.
13793 Rename parameter so that exgettext recognizes it as
13794 translatable message.
13795 (LOSE_AND_RETURN): Rename parameter to msgid.
13797 2002-02-17 Kazu Hirata <kazu@hxi.com>
13799 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
13800 hard coded register number with an appropriate macro.
13801 (HARD_REGNO_MODE_OK): Likewise.
13802 (ARG_POINTER_REGNUM): Likewise.
13803 (STATIC_CHAIN_REGNUM): Likewise.
13804 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
13805 * config/h8300/h8300.md (define_constants): Define more
13808 2002-02-17 Philipp Thomas <pthomas@suse.de>
13810 * config/i386/i386.h: Don't mark empty strings for translation.
13812 2002-02-16 H.J. Lu <hjl@gnu.org>
13814 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
13816 2002-02-16 Zack Weinberg <zack@codesourcery.com>
13818 * cppinit.c (merge_include_chains): Check for brack being
13819 NULL before attempting to merge it with qtail.
13821 2002-02-16 Andrew Cagney <ac131313@redhat.com>
13823 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
13826 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13828 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
13830 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13832 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
13833 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
13834 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
13836 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13838 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
13839 now only if !TARGET_FIX.
13840 (*movsi_nt_vms_fix): New pattern.
13842 2002-02-16 Douglas B Rupp <rupp@gnat.com>
13844 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
13845 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
13846 (alpha_sa_mask, alpha_sa_size): Reflect above change.
13847 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
13848 (alpha_start_function, alpha_expand_epilogue): Likewise.
13849 (unicosmk_gen_dsib): Likewise.
13851 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13853 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
13855 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
13857 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
13858 check_and_change_labels, s390_final_chunkify): Delete.
13859 (s390_split_branches, s390_chunkify_pool): New functions.
13860 (s390_function_prologue): Call them.
13862 * config/s390/s390.h (S390_REL_MAX): Delete.
13863 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
13865 * config/s390/s390.md (cjump, icjump, jump): Fix length
13866 attribute calculation.
13869 2002-02-15 David Edelsohn <edelsohn@gnu.org>
13871 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
13872 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
13874 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
13876 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
13877 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
13878 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
13880 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
13882 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
13884 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
13886 * reload.c (find_dummy_reload): Check that an output register
13887 is valid for its mode.
13889 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
13891 * combine.c (known_cond): After replacing the REG of a SUBREG, try
13894 * function.c (assign_parms): Demote promoted argument passed by
13895 transparent reference.
13897 2001-02-14 Joel Sherrill <joel@OARcorp.com>
13899 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
13900 -Acpu() and -Amachine() to eliminate warnings.
13902 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13904 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
13906 2002-02-14 Kazu Hirata <kazu@hxi.com>
13908 * config/h8300/h8300-protos.h: Update the prototype for
13910 * config/h8300/h8300.c (const_costs): Treat SET as a little
13911 more expensive operation.
13912 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
13913 reference to const_costs.
13915 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
13917 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
13919 2002-02-14 Jakub Jelinek <jakub@redhat.com>
13922 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
13923 use arguments from newtype.
13925 2002-02-13 Eric Christopher <echristo@redhat.com>
13927 * config/mips/mips.c (override_options): Add check for march/mipsX
13928 on the same command line. Fix error message in cpu processing.
13929 Remove architecture and ISA checks.
13931 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
13933 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
13935 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
13937 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
13939 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
13941 ("*movv8hi_internal1"): Same.
13942 ("*movv16qi_internal1"): Same.
13943 ("*movv4sf_internal1"): Same.
13945 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
13946 not push_reload for altivec modes.
13948 2002-02-13 Joel Sherrill <joel@OARcorp.com>
13950 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
13951 all RTEMS targets including removal of #includes from config/*/rtems*.h
13952 file and adding them to tm_file setting. Added xm_defines=POSIX to
13954 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
13955 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
13956 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
13957 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
13958 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
13959 config/m68k/rtemself.h: Ditto.
13960 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
13961 config/mips/rtems64.h: Ditto.
13962 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
13963 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
13965 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
13966 config/sparc/rtemself.h: Ditto.
13967 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
13968 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
13969 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
13971 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
13972 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
13973 target made more similar to i386-elf.
13974 * config/i386/t-rtems-i386: Added soft float support and multilibs.
13975 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
13976 be similar to config/m68k/t-m68kelf.
13977 * gthr-rtems.h: Encapsulate with extern "C" for C++.
13979 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
13981 * regmove.c (kill_value): Handle subregs.
13983 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
13985 * i386.md (mul patterns): Allow memory operand to be first;
13986 add expanders where needed; fix constraints.
13987 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
13988 Allow memory operand to be the first.
13990 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
13993 2002-02-13 Jakub Jelinek <jakub@redhat.com>
13996 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
13999 2002-02-13 Jakub Jelinek <jakub@redhat.com>
14001 PR optimization/5547:
14002 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
14003 all valid IA-32 address modes involving non-scaled %ebx and
14004 GOT/GOTOFF as displacement.
14006 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
14008 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
14009 after emitting ltorg insns.
14011 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
14012 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
14013 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
14014 *abssf2): Fix "op_type" attribute.
14016 2002-02-13 Douglas B Rupp <rupp@gnat.com>
14018 * mkconfig.sh: Avoid using a subshell redirect.
14019 ($output.T): Change to $(output)T.
14020 (ENABLE_NLS): Remove unneeded undef.
14022 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
14023 * config/alpha/x-vms (libsubdir): Define.
14025 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
14026 register frame procedures. Optimize retrieving context.
14028 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
14029 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
14030 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
14032 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14034 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
14035 Make same change as for find_base_value.
14037 2002-02-13 Kazu Hirata <kazu@hxi.com>
14039 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
14040 of QImode and SImode.
14042 2002-02-13 Kazu Hirata <kazu@hxi.com>
14044 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
14045 length computation of movsi.
14046 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
14048 2002-02-13 Kazu Hirata <kazu@hxi.com>
14050 * config/h8300/h8300.md (subqi3): Tighten the predicate for
14051 operands[2] to register_operand.
14053 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
14055 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
14057 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
14059 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
14060 for altivec_lvx* and altivec_stvx*.
14061 ("*movv4si_internal"): Add constraint for loading from GPRs.
14062 ("*movv8hi_internal1"): Same.
14063 ("*movv16qi_internal1"): Same.
14064 ("*movv4sf_internal1"): Same.
14066 * config/rs6000/rs6000.c (altivec_register_operand): New.
14068 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
14069 altivec_register_operand.
14071 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
14073 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
14076 2002-02-13 Stan Shebs <shebs@apple.com>
14078 * c-typeck.c (digest_init): Handle vectors.
14079 (really_start_incremental_init): Same.
14080 (pop_init_level): Same.
14081 (process_init_element): Same.
14083 * varasm.c (output_constant): Same.
14085 * expr.c (clear_storage): Same.
14086 (store_constructor): Same.
14088 2002-02-12 Eric Christopher <echristo@redhat.com>
14090 * explow.c (hard_function_value): Add comment explaining
14091 signed/unsigned comparison.
14093 2002-02-12 Jakub Jelinek <jakub@redhat.com>
14095 * jump.c (never_reached_warning): Add finish argument.
14096 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
14097 real insn after end.
14098 * rtl.h (never_reached_warning): Adjust prototype.
14099 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
14100 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
14101 never_reached_warning.
14103 2002-02-12 Graham Stott <grahams@redhat.com>
14105 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
14107 2002-02-12 Kazu Hirata <kazu@hxi.com>
14109 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
14110 logical shifts on H8/300.
14111 (shift_alg_si): Improve several shifts on H8/300.
14112 (get_shift_alg): Likewise.
14114 2002-02-12 Graham Stott <grahams@redhat.com>
14116 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
14118 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14120 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
14121 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
14123 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
14125 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
14126 non-CONST_INT through default_assemble_integer.
14127 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
14128 <case 8>: Abort for CONST_DOUBLE.
14130 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
14132 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
14134 * config/pa/pa-linux.h (LIB_SPEC): Delete.
14135 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
14137 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
14139 * config/stormy16/stormy16.md (zero_extendqihi2): New.
14141 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
14143 * regrename.c (regrename_optimize): Don't accept a
14144 part-clobbered register if the replaced register is not part
14147 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
14148 take padding into account when computing the argument value.
14150 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
14152 * combine.c (try_combine): Apply substitutions in
14153 CALL_INSN_FUNCTION_USAGE too.
14155 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
14157 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
14158 __builtin_altivec_abs*.
14161 * config/rs6000/rs6000.h (rs6000_builtins): Add
14162 ALTIVEC_BUILTIN_ABS*.
14164 * config/rs6000/altivec.h: Use const char for builtins expecting
14166 (vec_abs): New versions for C and C++.
14169 2002-02-10 Kazu Hirata <kazu@hxi.com>
14171 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
14174 2002-02-10 Kazu Hirata <kazu@hxi.com>
14176 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
14177 constant definition from h8300.md.
14178 (FRAME_POINTER_REGNUM): Likewise.
14179 * config/h8300/h8300.md (define_constants): Add FP_REG.
14181 2002-02-10 Kazu Hirata <kazu@hxi.com>
14183 * config/h8300/h8300.c (print_operand): Remove redundant code.
14185 2002-02-10 Kazu Hirata <kazu@hxi.com>
14187 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
14188 * config/h8300/h8300.c (byte_reg): Make it static.
14190 2002-02-10 Richard Henderson <rth@redhat.com>
14193 * c-typeck.c (incomplete_type_error): Handle flexible array members.
14195 2002-02-10 Richard Henderson <rth@redhat.com>
14198 * tree.c (append_random_chars): Don't abort if main_input_filename
14201 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
14203 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
14205 2002-02-10 Kazu Hirata <kazu@hxi.com>
14207 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
14208 (pushhi1): Likewise.
14210 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
14212 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
14213 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
14215 2002-02-09 David O'Brien <obrien@FreeBSD.org>
14217 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
14219 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
14221 2002-02-09 Kazu Hirata <kazu@hxi.com>
14223 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
14224 a half of an SImode register on H8/300.
14226 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
14228 * i386.md (movdi_2): Add missing '!'.
14230 2002-02-09 Kazu Hirata <kazu@hxi.com>
14232 * config/h8300/h8300.h: Fix formatting. Remove commented-out
14235 2002-02-09 Kazu Hirata <kazu@hxi.com>
14237 * config/h8300/h8300.md (length): Correct the distance valid
14238 for the short branch.
14240 2002-02-09 Kazu Hirata <kazu@hxi.com>
14242 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
14244 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
14246 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
14247 registers in SImode.
14248 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
14251 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
14254 Contribute sh64-elf.
14255 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
14256 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
14257 (sh_cannot_modify_jumps_p): New function.
14258 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
14259 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
14260 (sh_ms_bitfield_layout_p): New function.
14261 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
14262 Zack Weinberg <zack@codesourcery.com>
14263 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
14264 expand_simple_binop instead of expand_binop.
14265 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
14266 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
14267 use of .quad and .uaquad.
14268 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
14269 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
14270 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14271 * config/sh/sh.md (movdi_const, movdi_const_32bit,
14272 movdi_const_16bit): Make sure all CONSTs have modes.
14273 (sym2PIC): Ditto, but by adjusting all callers.
14274 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
14275 if the prologue calls the SHmedia argument decoder or register
14277 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14278 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
14279 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
14280 (sh_expand_epilogue): Don't emit USE of return target register.
14281 (prepare_move_operands): Legitimize DImode PIC addresses.
14282 (sh_media_register_for_return): Skip tr0, used to initialize the
14284 (sh_expand_prologue): Remove explicit USE of return register.
14285 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
14286 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
14287 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
14288 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
14289 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
14290 EXTRA_CONSTRAINT_T.
14291 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
14292 (MOVI_SHORI_BASE_OPERAND_P): New.
14293 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
14294 (EXTRA_CONSTRAINT_T): Define in terms of them.
14295 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
14296 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
14297 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
14298 alternatives supporting TARGET_REGS.
14299 (UNSPEC_GOTPLT): New constant.
14300 (movdi split): Move incrementing of LABEL_NUSES...
14301 (movdi_const, movdi_const_32bit): Here. Use
14302 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
14303 (movdi_const_16bit): New.
14304 (call, call_value) [flag_pic]: Use GOTPLT.
14305 (call_pop, call_value_pop): New expands.
14306 (call_pop_compact, call_pop_rettramp): New insns.
14307 (call_value_pop_compact, call_value_pop_rettramp): New insns.
14308 (sibcall) [flag_pic]: Use GOT.
14309 (builtint_setjmp_receiver): Remove bogus, unused expand.
14310 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
14311 (*pt, *ptb, ptrel): New insns.
14312 (sym2GOT): Handle DImode GOT.
14313 (sym2GOTPLT, symGOTPLT2reg): New expands.
14314 (sym2PIC): New expand.
14315 (shcompact_return_tramp): Use GOTPLT to return trampoline.
14316 (shcompact_return_tramp_i): Use return register explicitly.
14317 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
14318 disable flag_reorder_blocks.
14319 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
14320 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
14321 clobbers, for clarity.
14322 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
14323 restoring of r0 in macl as MAYBE_DEAD.
14324 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
14325 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
14326 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
14327 alter_subreg all over.
14328 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
14329 reload, instead of emitting instructions that would require
14331 (casesi_load_media): Add missing modes.
14332 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
14333 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
14334 as used if the argument decoder is called.
14335 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
14336 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
14337 Pmode, then extend it to DImode if necessary.
14338 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
14339 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
14340 constants in FPU-enabled SHmedia, let them be loaded from memory.
14341 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
14342 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
14343 Adjust whitespace in assembly output templates.
14344 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
14345 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
14346 mode of if_then_else.
14347 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
14348 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
14350 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
14351 Joern Rennecke <amylaar@redhat.com>
14352 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
14353 (SUBTARGET_CPP_PTR_SPEC): New.
14354 (SUBTARGET_CPP_SPEC): Remove.
14355 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
14356 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
14357 Fix typo in previous checkin.
14358 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
14359 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
14360 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
14361 Alexandre Oliva <aoliva@redhat.com>
14362 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
14363 what single FP register can hold for SHmedia target.
14364 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
14365 Alexandre Oliva <aoliva@redhat.com>
14366 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
14367 Do not split into SUBREG.
14368 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
14369 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
14370 and added new functions as specified in SH5 ABI r9.
14371 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
14372 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
14374 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
14375 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
14376 gen_consttable_4 and gen_consttable_8. Emit multiple labels
14377 and consttable_window_ends.
14378 2001-06-03 Graham Stott <grahams@redhat,com>
14379 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
14380 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
14381 * config/sh/sh.c (print_operand): Handle floating-point pair,
14382 vector and matrix registers.
14383 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
14384 vector modes into account.
14385 * config/sh/sh.md (movv2sf): Split move between registers into
14387 (movv4sf, movv16sf): Introduce insns that get split only after
14389 * config/sh/shmedia.h: Fix Copyright dates.
14390 * config/sh/ushmedia.h: Likewise. Move loop counter
14391 declarations into conditionals that uses them.
14392 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
14394 * config/sh/sshmedia.h: Fix Copyright dates.
14395 (sh_media_PUTCFG): Fix constraints.
14396 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
14397 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
14398 ptrmemfunc_vbit_in_delta for SH5.
14399 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
14400 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
14401 * invoke.texi: Likewise.
14402 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
14403 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
14404 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
14405 GCC_pop_shmedia_regs_nofpu): New global symbols.
14406 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
14407 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
14408 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
14409 compact function with nonlocal labels.
14410 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
14411 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
14412 (initial_elimination_offset): Account for their stack space.
14413 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
14414 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
14415 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
14416 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
14417 least one of the operands to be a register.
14418 (movv2sf): Likewise. Renamed to movv2sf_i.
14419 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
14420 prepare_move_operands() before emitting SHmedia insns.
14421 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
14422 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
14423 Don't save nor initialize r12. Don't mis-align the stack.
14424 Pad the code with a nop.
14425 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
14427 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
14428 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
14429 [__SHMEDIA__]: Implement.
14430 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
14431 * config/sh/sh.md: Set latency of `pt' closer to reality.
14432 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
14433 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
14434 Set move, load and store type attributes.
14435 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
14436 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
14438 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
14439 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
14440 * config/sh/sh.c (sh_media_register_for_return): New function.
14441 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
14442 branch-target register.
14443 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
14444 * config/sh/sh.md (return_media_i): Use any call-clobbered
14445 branch-target register.
14446 (return_media): If r18 wasn't copied in the prologue, copy it
14448 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
14449 Clear class FP0_REGS.
14450 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
14452 2001-03-08 DJ Delorie <dj@redhat.com>
14453 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
14454 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
14455 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
14456 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
14457 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
14458 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
14459 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
14460 return value correctly for call_cookie.
14461 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
14462 * config/sh/crt1.asm (start): Modified so as to call
14463 ___setup_argv_and_call_main.
14464 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
14465 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
14467 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
14468 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
14469 (STRIP_NAME_ENCODING): Use it.
14470 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
14471 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
14472 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
14473 prepare_scc_operands().
14474 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
14475 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
14476 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
14477 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
14478 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
14479 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
14480 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
14481 used in shcompact_incoming_args.
14482 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
14484 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
14486 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
14487 Adjust accordingly.
14488 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
14489 Simplify. Adjust. Add sanity check.
14490 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
14492 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
14494 (udivsi3, divsi3): Use them.
14495 (force_mode_for_call): New insn.
14496 (call, call_value, sibcall_value): Emit it before SHcompact
14498 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
14499 * config/sh/sh.md (call, call_value, sibcall): Make sure the
14500 call cookie is non-NULL before taking its value.
14501 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
14502 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
14503 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
14504 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
14506 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
14507 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
14508 temporary for stack adjusts. Use MACL and MACH to pass
14509 arguments to shcompact_incoming_args.
14510 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
14512 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
14513 (nested_trampoline): Load static chain address into r1.
14514 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
14515 2001-01-07 Alexandre Oliva <aoliva@redhat.com
14516 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
14517 fp_arith_reg_operand().
14518 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
14519 * config/sh/sh.md (casesi): Sign-extend the first two operands,
14520 and use signed compares for them.
14521 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
14522 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
14523 ones properly aligned.
14524 (find_barrier): Account for extra alignment needed for 8-byte wide
14526 (machine_dependent_reorg): Require a label for the second 4-byte
14527 constant after an 8-byte one.
14528 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
14530 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
14531 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
14532 last_float when switching float modes.
14533 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
14534 auto-increment for general-purpose registers.
14535 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
14537 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
14539 * config/sh/sh.c (sh_builtin_saveregs): Support using all
14540 registers for varargs.
14541 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14542 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
14543 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
14544 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
14545 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
14546 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
14547 call_cookie accordingly.
14548 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
14549 (SHCOMPACT_BYREF): Likewise.
14550 (SHCOMPACT_FORCE_ON_STACK): New macro.
14551 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
14552 (sh_builtin_saveregs): Likewise.
14553 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14554 shcompact_incoming_args): Use new shift values. Support
14555 sequences of consecutive and non-consecutive pushes/pops.
14556 * config/sh/sh.md (return): Don't explicitly use PR_REG.
14557 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
14558 * config/sh/sh.h (TEXT_SECTION): Define.
14559 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
14560 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
14561 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
14562 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
14563 return values on FPU-enabled SHmedia.
14564 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
14565 FPU-enabled SHmedia.
14566 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
14567 value is returned in a non-FP reg and is not returned by
14569 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
14571 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
14572 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
14573 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
14574 quad-aligned to be passed by callee-copy reference.
14575 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14576 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
14577 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
14578 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
14579 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
14580 copying low-numbered FP regs to r7 and r8.
14581 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
14582 FP regs to general-purpose regs only if the copy was passed on the
14584 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
14585 copying FP reg to r9.
14586 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
14587 copy FP regs to general-purpose regs only in outgoing calls.
14588 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
14589 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
14591 * config/sh/sh.h (struct sh_args): Document all fields.
14592 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
14593 passed partially on the stack should not consider making
14595 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
14596 stack_regs only for incoming calls. When passing FP args,
14597 make sure there are FP regs available before modifying
14599 (SHCOMPACT_BYREF): Pass double args in general-purpose
14600 registers by reference.
14601 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
14602 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
14603 attempt to generate sibcalls if the caller got any arguments
14605 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
14606 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
14607 to 8-byte boundaries.
14608 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
14609 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
14610 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
14611 stored in the stack.
14612 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
14613 for the offsets to have the ISA bit set.
14614 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
14615 invocation. Use beq instead of bgt to mark end of sequence of
14617 (shcompact_incoming_args): Fix store of r2. Use beq instead of
14618 bgt to mark end of sequence of stores.
14619 * config/sh/sh.c (arith_operand): Don't check whether
14620 CONST_OK_FOR_J for now.
14621 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
14622 instead of long for conversion.
14623 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
14624 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
14625 before passing it to fprintf.
14626 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
14627 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
14628 Call set_fpscr before reading/writing SR.
14629 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
14631 * config/sh/lib1funcs.asm: Add `.align 2' directives before
14633 (FMOVD_WORKS): Define on SH5 with FPU.
14634 (set_fpscr): Define on SH5. Remove separate _fpscr_values
14636 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
14638 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
14639 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
14641 (ia_main_table): Ditto.
14642 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
14643 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
14644 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
14645 the definitions from sh.h.
14646 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
14648 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
14649 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
14650 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
14651 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
14652 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
14653 Increment LABEL_NUSES.
14655 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
14657 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
14659 * config/sh/elf.h (SIZE_TYPE): Likewise.
14660 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
14661 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14662 shcompact_incoming_args): Load switch table addresses using
14664 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
14665 (NO_BUILTIN_SIZE_TYPE): Define.
14666 (SIZE_TYPE): Don't define.
14667 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
14668 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
14669 definition of __SH5__=32 for -m5-compact-nofpu.
14670 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
14672 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
14673 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
14674 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
14675 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
14676 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
14677 (INSN_LENGTH_ALIGNMENT): Likewise.
14678 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14679 * config/sh/sh.md (call, call_value, sibcall): Simplify
14680 copying of non-branch-target register.
14681 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14682 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
14683 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
14684 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14685 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
14686 floating-point values as structs.
14687 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
14688 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
14689 general-purpose register.
14690 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
14691 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
14692 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
14693 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
14694 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
14695 (ENCODE_SECTION_INFO): Enclose variables and constants in
14697 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
14698 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
14699 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
14700 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
14701 only for LABEL_REFs. For SYMBOL_REFs, prepend
14702 SH_DATALABEL_ENCODING to the symbol name.
14703 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
14705 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
14706 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
14708 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
14709 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
14710 (DATALABEL_REF_P): Don't require CONST.
14711 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
14713 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
14714 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
14716 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
14717 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
14718 Use shallow_copy_rtx and PUT_MODE to change the mode of
14719 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
14720 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
14721 on SHmedia using GENERAL_REGs.
14722 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
14723 bltu_media_i): Fix reversion of conditions.
14724 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
14725 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
14726 * config/sh/sh.c (output_far_jump): Save r13 in macl.
14727 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
14728 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
14729 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
14730 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
14731 (GCC_nested_trampoline): Likewise.
14732 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
14733 * config/sh/sh.c (gen_datalabel_ref): Define.
14734 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
14735 (INITIALIZE_TRAMPOLINE): Likewise.
14736 (TRAMPOLINE_ADJUST_ADDRESS): Define.
14737 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
14738 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
14739 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
14740 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
14741 (ic_invalidate): Adjust for SH5.
14742 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
14743 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
14744 _nested_trampoline.
14745 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
14746 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
14747 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
14748 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
14749 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
14750 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
14751 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
14752 * config/sh/sh.c (target_reg_operand): Match only target-branch
14753 registers and pseudos that aren't virtual registers.
14754 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
14755 Copy operands that don't match target_reg_operand to pseudos.
14756 (call_media, call_value_media, sibcall_media): Use
14757 target_reg_operand instead of target_operand.
14758 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
14759 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
14760 * config/sh/sh.c (target_reg_operand): Match hardware registers
14761 other than branch-target registers.
14762 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
14763 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
14764 (fpscr_values) [SH5 == 32]: Define.
14765 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
14766 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
14767 Handle function addresses coming in SUBREGs.
14768 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
14769 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14770 shcompact_return_trampoline): Use datalabel where appropriate.
14771 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
14772 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
14773 general-purpose register to copy one branch-target register to
14775 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
14776 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
14777 SYMBOL_REFs with VOIDmode.
14778 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
14779 bltu_media_i): New insns.
14780 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
14781 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
14782 (INIT_CUMULATIVE_ARGS): Likewise.
14783 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
14784 * machmode.def (V16SFmode): New mode.
14785 * c-common.c (type_for_mode): Support V2SF and V16SF.
14786 * tree.c (build_common_tree_nodes_2): Likewise.
14787 * tree.h (tree_index): Likewise.
14788 * calls.c (emit_call_1): Take args_so_far. Adjust all
14789 callers. Introduce CALL_POPS_ARGS.
14790 * tm.texi (CALL_POPS_ARGS): Document.
14791 * config/sh/crt1.asm: Implement in SHmedia mode.
14792 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
14793 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
14794 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
14795 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
14796 Implement divsi and udivsi in SHmedia mode. Introduce
14797 SHcompact trampolines.
14798 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
14800 (regno_reg_class): Rewrite.
14801 (fp_reg_names): Remove.
14802 (sh_register_names, sh_additional_register_names): New.
14803 (print_operand): Added `u'. Support SUBREGs in addresses.
14804 Add parentheses around shifted CONSTs.
14805 (output_file_start): Output .mode and .abi directives.
14806 (shiftcosts, addsubcosts, multcosts): Adjust.
14807 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
14808 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
14809 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
14810 bytes, not registers. Take into account the need for the
14811 SHcompact incoming args trampoline. Adjust all callers.
14812 (sh_expand_prologue): Take stack_regs into account. Call
14813 incoming args trampoline. Keep stack aligned as per SH5 ABI.
14814 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
14815 stack aligned as per SH5 ABI.
14816 (sh_builtin_saveregs): Support SH5 ABI.
14817 (sh_build_va_list, sh_va_start): Likewise.
14818 (initial_elimination_offset): Take alignment into account.
14819 Compute location of PR according to the SH5 stack frame.
14820 (arith_reg_operand): Reject branch-target registers.
14821 (shmedia_6bit_operand): New.
14822 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
14823 (target_reg_operand): Match DImode only. Accept SUBREGs.
14824 (target_operand): New.
14825 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
14826 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
14827 SIBCALL_REGS for SHmedia.
14828 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
14829 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
14830 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
14831 (TARGET_SWITCHES): New SH5 flags.
14832 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
14833 VALID_REGISTER_P to disable unsupported registers.
14834 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
14835 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
14836 (FUNCTION_ARG_PADDING): Define.
14837 (FASTEST_ALIGNMENT): Adjust.
14838 (SH_REGISTER_NAMES_INITIALIZER): New.
14839 (sh_register_names): Declare.
14840 (DEBUG_REGISTER_NAMES): Define.
14841 (REGISTER_NAMES): Define based on sh_register_names.
14842 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
14843 (sh_additional_register_names): Declare.
14844 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
14845 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
14846 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
14847 (REGISTER_NATURAL_MODE): Define.
14848 (FIRST_PSEUDO_REGISTER): Adjust.
14849 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
14850 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
14851 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
14852 (VECTOR_MODE_SUPPORTED_P): Define.
14853 (REG_CLASS_CONTENTS): Adjust.
14854 (SMALL_REGISTER_CLASSES): Adjust.
14855 (REG_ALLOC_ORDER): Adjust.
14856 (INDEX_REG_CLASS): Adjust.
14857 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
14858 (CONST_OK_FOR_LETTER_P): Adjust.
14859 (PREFERRED_RELOAD_CLASS): Adjust.
14860 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
14861 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
14862 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
14863 (FIRST_FP_PARM_REG): Adjust.
14864 (CALL_POPS_ARGS): Define.
14865 (FUNCTION_ARG_REGNO_P): Adjust.
14866 (struct sh_args): New fields.
14867 (GET_SH_ARG_CLASS): Adjust.
14868 (INIT_CUMULATIVE_ARGS): Adjust.
14869 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
14870 (FUNCTION_ARG_ADVANCE): Adjust.
14871 (FUNCTION_ARG): Adjust.
14872 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
14873 (FUNCTION_ARG_CALLEE_COPIES): Define.
14874 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
14875 (STRICT_ARGUMENT_NAMING): Define.
14876 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
14877 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
14878 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
14879 (SETUP_INCOMING_VARARGS): Adjust.
14880 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
14881 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
14882 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
14883 (SUBREG_OK_FOR_INDEX_P): Adjust.
14884 (EXTRA_CONSTRAINT_S): Update.
14885 (EXTRA_CONSTRAINT_T): New.
14886 (EXTRA_CONSTRAINT): Adjust.
14887 (GO_IF_LEGITIMATE_INDEX): Adjust.
14888 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
14889 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
14890 (MOVE_MAX): Adjust.
14891 (MAX_MOVE_MAX): Define.
14893 (CONST_COSTS): Adjust.
14894 (REGISTER_MOVE_COST): Adjust.
14895 (BRANCH_COST): Adjust.
14896 (TEXT_SECTION_ASM_OP): Adjust.
14897 (DBX_REGISTER_NUMBER): Adjust.
14898 (ASM_OUTPUT_DOUBLE_INT): New.
14899 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
14900 (PREDICATE_CODES): Adjust.
14901 (PROMOTE_MODE): Adjust.
14902 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
14903 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
14904 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
14905 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
14906 (DR0_REG, DR2_REG, DR4_REG): Renumber.
14907 (TR0_REG, TR1_REG, TR2_REG): New.
14908 (XD0_REG): Renumber.
14909 (UNSPEC_COMPACT_ARGS): New.
14910 (type): Added pt and ptabs.
14911 (length): Default to 4 on SHmedia. Default pt length to 12
14912 and 20 on SHmedia32 and SHmedia64, respectively.
14913 (pt): New function unit.
14914 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
14915 Add whitespace between operands of SHmedia instructions.
14917 (adddi3_media, addsi3_media): Adjust constraints.
14918 (subsi3) [SHmedia]: Force operand 1 into a register.
14919 (udivsi3_i1_media, udivsi3_i4_media): New.
14920 (udivsi3): Support SHmedia.
14921 (divsi3_i1_media, divsi3_i4_media): New.
14922 (divsi3): Support SHmedia.
14923 (anddi3, iordi3, xordi3): Adjust constraints.
14924 (zero_extendhidi2, zero_extendqidi2): New.
14925 (extendsidi2, extendhidi2, extendqidi2): New.
14926 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
14927 (pop_e, pop_fpul, pop_4): Likewise.
14928 (movsi_media): Support FP and BT registers.
14929 (movsi_media_nofpu): New. Adjust splits to DImode.
14930 (lduw, ldub): Renamed to zero_extend* above.
14931 (movqi_media): Fix typo.
14932 (movdi_media): Support FP and BT registers.
14933 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
14934 (movdi_const_32bit): New.
14935 (shori_media): Require immediate operand. Use `u' for output.
14936 (movdf_media, movsf_media): Simplified.
14937 (movdf_media_nofpu, movsf_media_nofpu): New.
14938 (movdf, movsf): Adjust
14939 (movv2sf, movv2sf, movv16sf): New.
14940 (beq_media, beq_media_i): Adjust constraints. Don't use
14941 scratch BT register.
14942 (bne_media, bne_media_i): Likewise.
14943 (bgt_media, bgt_media_i): Likewise.
14944 (bge_media, bge_media_i): Likewise.
14945 (bgtu_media, bgtu_media_i): Likewise.
14946 (bgeu_media, bgeu_media_i): Likewise.
14947 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
14948 bunordered): Emit jump insn. Force operands to registers when
14950 (jump_media, jump): Simplify.
14951 (call_compact, call_compact_rettramp): New.
14952 (call_value_compact, call_value_compact_rettramp): New.
14953 (call_media, call_value_media): Simplify.
14954 (sibcall_compact, sibcall_media): New.
14955 (call, call_value): Adjust for SHmedia and SHcompact.
14956 (sibcall, sibcall_value, untyped_call): Likewise.
14957 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
14958 (indirect_jump): Adjust for SHmedia.
14959 (casesi_jump_media): New.
14960 (nop): Re-enable for SHmedia.
14961 (call_site): Restrict to SH1.
14962 (casesi): Adjust for SHmedia.
14963 (casesi_shift_media, casesi_load_media): New.
14964 (return): Explicitly use PR register. Call return trampoline
14966 (return_i): Explicitly use PR register.
14967 (shcompact_return_tramp, shcompact_return_tramp_i): New.
14968 (return_media): Adjust.
14969 (shcompact_incoming_args): New.
14970 (epilogue): Adjust.
14971 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
14972 (movstrsi): Disable on SH5.
14973 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
14974 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
14975 (subsf3, subsf3_media): Likewise.
14976 (mulsf3, mulsf3_media, mac_media): Likewise.
14977 (divsf3, divsf3_media): Likewise.
14978 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
14979 (floatsisf2, fux_truncsfsi2): Likewise.
14980 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
14982 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
14983 (cmpunsf_media, cmpsf): Likewise.
14984 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
14985 (abssf2, abssf2_media): Likewise.
14986 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
14987 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
14988 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
14989 (floatsidf2, fix_truncdfsi2): Likewise.
14990 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
14992 (cmpeqdf_media, cmpgtdf_media): Likewise.
14993 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
14994 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
14995 (absdf2, absdf2_media): Likewise.
14996 (extendsfdf2, extendsfdf2_media): Likewise.
14997 (truncsfdf2, truncsfdf2_media): Likewise.
14998 * config/sh/sh64.h: New file.
14999 * config/sh/t-sh64: New file.
15000 * config/sh/shmedia.h: New file.
15001 * config/sh/ushmedia.h: New file.
15002 * config/sh/sshmedia.h: New file.
15003 * configure.in: Added sh64-*-elf.
15004 * configure: Rebuilt.
15005 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
15006 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
15007 (reg_class_from_letter): Use `b' for TARGET_REGS.
15008 (print_operand): Support `%M', `%m', `AND' and
15009 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
15010 (andcosts): Adjust for SHmedia.
15011 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
15013 (target_reg_operand): New function.
15014 * config/sh/sh-protos.h (target_reg_operand): Declare.
15015 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
15016 FP registers on SH5.
15017 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
15019 (TARGET_REGISTER_P): New macro.
15020 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
15021 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
15022 (EXTRA_CONSTRAINT_S): New macro.
15023 (EXTRA_CONSTRAINT): Adjust.
15024 (FLOAT_TYPE_SIZE): Define to 32.
15025 (Pmode): DImode on SHmedia.
15026 (CONST_COSTS): Adjust for SHmedia literals.
15027 (PREDICATE_CODES): Added target_reg_operand.
15028 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
15029 * config/sh/sh.md: Remove all attrs from SHmedia insns.
15030 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
15031 (cmpdi): Accept SHmedia.
15032 (movdicc_false, movdicc_true): New insns.
15033 (movdicc): New expand.
15034 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
15036 (addsi3_media): Match `S' constraint.
15037 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
15038 (negdi2): Expand for SHmedia.
15039 (one_cmpldi2): New expand.
15040 (zero_extendsidi2): Change from expand to insn.
15041 (extendsidi2): Add constraints.
15042 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
15043 LD/ST address. Fix SI immediate loading split.
15044 (movhi_media, movqi_media, lduw, ldub): New insns.
15045 (movhi, movqi): Accept SHmedia.
15046 (shori_media, movdi_media): Relax input constraints. Split
15047 symbolic constants.
15048 (movdf_media, movsf_media): New insn. New split to movdi.
15049 (movdf, movsf): Match on SHmedia.
15050 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
15051 bgeu_media): New insns and splits. New insns with `_i' suffix.
15052 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
15053 (bunordered): New expand.
15054 (jump_compact): Renamed from `jump'.
15055 (jump_media): New insn.
15056 (jump): New expand.
15057 (call_media, call_value_media): New insns.
15058 (call, call_value): Adjust.
15059 (indirect_jump_compact): Renamed from `indirect_jump'.
15060 (indirect_jump_media): New insn.
15061 (indirect_jump): New expand.
15062 (untyped_call, return): Accept SHmedia.
15063 (return_media): New insn.
15064 (prologue, epilogue, blockage): Accept SHmedia.
15065 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
15066 (sunordered): New expand.
15067 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
15068 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
15069 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
15070 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
15071 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
15072 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
15073 abssf2_media): New insns.
15074 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
15075 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
15076 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
15077 floatdidf2, floatsidf2_media, fix_truncdfdi2,
15078 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
15079 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
15080 absdf2_media): New insns.
15081 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
15082 (extendsfdf2_media, truncdfsf2_media): New insns.
15083 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
15084 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
15085 * config/sh/sh.h (CONST_OK_FOR_J): Document.
15086 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
15087 * config/sh/sh.md (adddi3): New expand.
15088 (adddi3_media, adddi3z_media): New insns.
15089 (adddi3_compact): Renamed from adddi3.
15090 (addsi3_media): Use add.l r63 to add constant zero.
15091 (subdi3): New expand.
15092 (subdi3_media): New insn.
15093 (subdi3_compact): Renamed from subdi3.
15094 (mulsidi3): New expand.
15095 (mulsidi3_media): New insn.
15096 (mulsidi3_compact): Renamed from mulsidi3.
15097 (umulsidi3): New expand.
15098 (umulsidi3_media): New insn.
15099 (umulsidi3_compact): Renamed from umulsidi3.
15100 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
15101 (ashlsi3, ashrsi3, lshrsi3): Use them.
15102 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
15103 (ashldi3, ashrdi3, lshrdi3): Use them.
15104 (zero_extendsidi2): New expand.
15105 (extendsidi2): New insn.
15106 (movsi_media): New insn. Split to movdi to load constants.
15107 (movsi): Enable for shmedia.
15108 (movdi_media): New insn. Use shori_media to load wide constants.
15109 (short_media): New insn.
15110 (movdi): Enable for shmedia.
15111 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
15112 * config/sh/sh.h (CPP_SPEC): Added `m5'.
15113 (SUBTARGET_CPP_SPEC): Added `!m5'.
15114 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
15115 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
15116 to all other SH variants.
15117 (TARGET_DEFAULT): Set to SH1_BIT.
15118 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
15119 (BITS_PER_WORD): Raise to 64 on shmedia.
15120 (MAX_BITS_PER_WORD): Change to 64.
15121 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
15122 (INT_TYPE_SIZE): Keep as 32.
15123 (UNITS_PER_WORD): Raise to 8 on shmedia.
15124 (MIN_UNITS_PER_WORD): Keep as 4.
15125 (POINTER_SIZE): Raise to 64 on shmedia.
15126 (CONST_OK_FOR_J): New macro.
15127 (CONST_OK_FOR_LETTER_P): Use it.
15128 (processor_type): Add PROCESSOR_SH5.
15129 * config/sh/sh.md: Conditionalize all expands, insns and
15130 splits to TARGET_SH1.
15132 (addsi3_compact): Renamed from...
15133 (addsi3): Now an expand.
15134 (addsi3_media, subsi3_media): New insns.
15135 (subsi3): Don't negate constants with SHmedia.
15137 * hooks.c: New file.
15138 * hooks.h: New file.
15139 * Makefile.in (HOOKS_H): New.
15140 (TARGET_DEF_H): Added $(HOOKS_H).
15141 (OBJS): Added hooks.o.
15142 (cfgcleanup.o, bb-reorder.o): Added target.h.
15143 (hooks.o): Added dependencies.
15144 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
15145 (TARGET_INITIALIZER): this.
15146 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
15147 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
15148 * bb-reorder.c: Include target.h.
15149 (reorder_basic_blocks): Skip if cannot modify jumps.
15150 * cfgcleanup.c: Include target.h.
15151 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
15153 2002-02-08 Chris Demetriou <cgd@broadcom.com>
15155 * config/mips/mips.md (casesi_internal, casesi_internal_di):
15156 Protect jump delay slot instructions with .set noreorder and
15159 2002-02-08 Chris Demetriou <cgd@broadcom.com>
15161 * config/mips/mips.md (casesi_internal_di): Calculate
15162 the index into the target offset table correctly.
15164 2002-02-08 Richard Henderson <rth@redhat.com>
15166 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
15167 * final.c (output_addr_const): Accept and discard SUBREG.
15168 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
15169 mark them unknown instead.
15170 (simplify_subtraction): Handle RTX_UNKNOWN.
15171 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
15173 2002-02-08 David Edelsohn <edelsohn@gnu.org>
15175 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
15177 2002-02-08 Richard Henderson <rth@redhat.com>
15179 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
15181 2002-02-08 Andreas Jaeger <aj@suse.de>
15183 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
15184 * config/i386/t-linux64: New file.
15186 2002-02-08 Jakub Jelinek <jakub@redhat.com>
15188 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
15189 * c-parse.in (compstmt): Clear last_expr_type.
15191 2002-02-07 Richard Henderson <rth@redhat.com>
15193 * loop.c (strength_reduce): Sink final_value when not
15196 2002-02-07 David O'Brien <obrien@FreeBSD.org>
15198 * config/sparc/freebsd.h: Fix mismatched spec {.
15200 2002-02-07 Richard Henderson <rth@redhat.com>
15202 * cfgrtl.c: Include recog.h and insn-config.h.
15203 (keep_with_call_p): Fix general_operand invocation.
15204 * Makefile.in (cfgrtl.o): Update dependencies.
15206 2002-02-07 Kazu Hirata <kazu@hxi.com>
15208 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
15209 comment. Accept HImode only if TARGET_H8300.
15211 2002-02-07 Eric Christopher <echristo@redhat.com>
15213 * config/mips/crtn.asm: Cleanup #ifdefs.
15215 2002-02-07 Eric Christopher <echristo@redhat.com>
15217 * config/mips/crti.asm: Add changes for mips16. mips16 uses
15218 register 7 as RA instead of $31.
15219 * config/mips/crtn.asm: Ditto.
15220 * config/mips/mips.c (mips_move_2words): Add case for
15221 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
15222 (compute_frame_size): Fix typo.
15223 (save_restore_insns): Ditto. Make documentation about using
15224 register $7 as return register more precise.
15225 (mips_expand_epilogue): Fix comment. Add code to work around not
15226 being able to add to the stack pointer directly.
15227 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
15228 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
15231 2002-02-07 Tom Rix <trix@redhat.com>
15233 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
15234 immediates in ldu and stdu DS opcode field.
15235 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
15236 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
15237 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
15239 2002-02-07 Jeff Sturm <jsturm@one-point.com>
15241 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
15242 offset for stack bias.
15244 2002-02-07 H.J. Lu <hjl@gnu.org>
15246 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
15248 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
15250 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
15252 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
15254 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
15255 * i386.c (x86_order_regs_for_local_alloc): New global function.
15256 * i386.h (REG_ALLOC_ORDER): CLeanup.
15257 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
15259 2002-02-07 Richard Henderson <rth@redhat.com>
15261 PR optimization/2463
15262 * alias.c (find_base_value): Recall base values for fixed hard regs.
15263 * loop.c (loop_regs_update): Don't use single_set on non-insns.
15265 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
15267 * config/mips/mips.md (define_delay) [mips16]: Adjust required
15270 2002-02-06 Richard Henderson <rth@redhat.com>
15273 * stmt.c (resolve_operand_name_1): Take more care with mixed
15274 named and unnamed operands.
15276 2002-02-06 Janis Johnson <janis187@us.ibm.com>
15277 Jan Hubicka <jh@suse.cz>
15279 * loop.c (remove_constant_addition): Avoid clobbering a shared
15282 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
15284 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
15285 * config/s390/t-linux64: New file.
15286 * config/s390/libgcc-glibc.ver: New file.
15288 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
15290 * config/s390/linux64.h: Delete file.
15291 * config/s390/s390x.h: New file.
15292 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
15293 as target header file.
15294 * config/s390/linux.h (TARGET_VERSION): Define depending on
15295 DEFAULT_TARGET_64BIT.
15296 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
15297 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
15298 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
15299 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
15300 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
15301 (EXTRA_SPEC): New define.
15302 * config/s390/s390.h (TARGET_VERSION): Define depending on
15303 DEFAULT_TARGET_64BIT.
15304 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
15306 2002-02-06 Jason Merrill <jason@redhat.com>
15308 * c-decl.c (finish_function): Warn about a non-void function with
15309 no return statement and no abnormal exit.
15310 (current_function_returns_abnormally): New variable.
15311 (start_function): Clear it.
15312 (struct c_language_function): Add returns_abnormally.
15313 (push_c_function_context): Save it.
15314 (pop_c_function_context): Restore it.
15315 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
15316 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
15317 an explicit return type.
15318 * c-tree.h: Declare current_function_returns_abnormally.
15319 (C_FUNCTION_IMPLICIT_INT): New macro.
15320 * c-typeck.c (build_function_call): Set it.
15321 (c_expand_return): Set current_function_returns_value even if the
15322 value is erroneous.
15324 2002-02-06 Jakub Jelinek <jakub@redhat.com>
15327 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
15328 unsafe for reevaluation.
15330 2002-02-06 Jakub Jelinek <jakub@redhat.com>
15333 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
15334 EXPR_STMT, but COMPOUND_STMT, recurse into it.
15336 2002-02-06 Richard Henderson <rth@redhat.com>
15338 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
15339 be a general_operand. Dest for function value must be a pseudo.
15341 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
15343 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
15344 as SYMBOL_REFs from the constant pool.
15346 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
15348 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
15349 passed by invisible reference.
15351 2002-02-05 Richard Henderson <rth@redhat.com>
15353 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
15355 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
15357 Implement using "base addresses" in insn operands as default.
15358 * config/mmix/mmix.c (mmix_conditional_register_usage): if
15359 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
15360 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
15361 used to read the rtx value.
15362 (mmix_target_asm_function_epilogue): Fix spacing.
15363 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
15364 (mmix_legitimate_address): Ditto.
15365 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
15366 should be loaded with a GETA insn. Don't allocate needless extra
15367 char for nul termination and fix misleading comment.
15368 (mmix_print_operand_address): Handle constants if
15369 TARGET_BASE_ADDRESSES.
15370 (mmix_output_register_setting): Use base addressing if
15371 TARGET_BASE_ADDRESSES and the number of insns is 3.
15372 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
15373 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
15374 to use R as constraint, add LDA to match s.
15375 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
15376 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
15377 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
15378 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
15379 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
15380 order with other fixed registers.
15381 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
15382 other parameter/call-clobbered registers.
15383 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
15384 -mbase-addresses, -mno-base-addresses.
15385 (MMIX Options): Ditto.
15387 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
15389 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
15391 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
15393 * config/rs6000/altivec.h: Change elem to _S_elem.
15395 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
15397 * config/netbsd.h (WCHAR_TYPE): Define.
15398 (WCHAR_TYPE_SIZE): Ditto.
15399 (WINT_TYPE): Ditto.
15400 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
15401 (WCHAR_UNSIGNED): Ditto.
15402 (WCHAR_TYPE_SIZE): Ditto.
15403 (WINT_TYPE): Ditto.
15404 * config/arm/netbsd.h: Likewise.
15405 * config/i386/netbsd-elf.h: Likewise.
15406 * config/i386/netbsd.h: Likewise.
15407 * config/m68k/netbsd-elf.h: Likewise.
15408 * config/m68k/netbsd.h: Likewise.
15409 * config/ns32k/netbsd.h: Likewise.
15410 * config/sparc/netbsd.h: Likewise.
15411 * config/vax/netbsd.: Likewise.
15413 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
15415 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
15416 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
15417 (TARGET_INITIALIZER): this.
15418 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
15419 (BITFIELD_NBYTES_LIMITED): Markup fix.
15420 * tree.h (default_ms_bitfield_layout_p): Declare.
15421 (record_layout_info): Added prev_field.
15422 * tree.c (default_ms_bitfield_layout_p): New fn.
15423 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
15424 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
15425 * stor-layout.c: Include target.h.
15426 (start_record_layout): Initialize prev_field.
15427 (place_field): Handle MS bit-field layout, and disregard
15428 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
15429 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
15430 * Makefile.in (stor-layout.o): Adjust dependencies.
15432 2002-02-05 Jason Merrill <jason@redhat.com>
15434 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
15436 2002-02-05 Andreas Jaeger <aj@suse.de>
15438 * crtstuff.c: Fix comments.
15440 2002-02-05 Richard Henderson <rth@redhat.com>
15443 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
15444 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
15447 * config/mips/mips.c (function_arg): Handle TImode.
15448 (function_arg_advance): Likewise.
15450 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15452 * config/rs6000/altivec.h (vec_step_help): Rename to
15455 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15457 * config/rs6000/altivec.h: Fix typos.
15459 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
15461 * config/arm/netbsd.h: Correct a comment.
15463 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15465 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
15466 building void typed builtins.
15468 * config/rs6000/altivec.h (vec_ld*): Fix typos.
15469 (vec_step): Implement for C++.
15471 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15473 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
15475 2002-02-04 Richard Henderson <rth@redhat.com>
15477 * combine.c (nonzero_bits): Re-introduce special case for
15478 sp/fp/ap wrt REGNO_POINTER_ALIGN.
15480 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15482 * doc/extend.texi: Warn about unsupported usage of altivec
15485 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
15486 (altivec_predicate_*): New.
15488 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
15489 Add C++ version of vec_*() functions.
15491 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
15492 (bdesc_2arg): Remove altivec predicates.
15493 (altivec_expand_builtin): Handle predicates.
15494 (altivec_init_builtins): Handle predicates.
15495 (altivec_expand_predicate_builtin): New.
15497 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15499 * pa.c (DO_FRAME_NOTES): Move forward.
15500 (store_reg): Revise handling of frame notes.
15501 (load_reg): Likewise.
15502 (set_reg_plus_d): Likewise.
15503 (hppa_expand_prologue): Likewise.
15504 (hppa_expand_epilogue): Likewise.
15506 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15508 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
15510 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15512 PR c/4475, c++/3780:
15513 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
15514 * c-common.h (SWITCH_TYPE): Define.
15515 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
15516 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
15517 Rename spareness variable to sparseness.
15518 (expand_end_case_type): Renamed from expand_end_case, use orig_type
15519 if non-NULL instead of TREE_TYPE (orig_index).
15520 * tree.h (expand_end_case_type): Renamed from expand_end_case.
15521 (expand_end_case): Define using expand_end_case_type.
15522 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
15523 to expand_end_case_type.
15524 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
15526 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15528 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
15529 (BIGGEST_ALIGNMENT): Change to 128.
15531 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15533 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
15535 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15537 * pa.md (call_internal_reg_64bit): Remove unused variable.
15539 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
15541 * config/arm/arm.h (machine_function): Add uses_anonymous_args
15543 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
15544 * config/arm/arm.c (current_function_anonymous_args): Delete,
15545 replace uses with cfun->machine->uses_anonymous_args.
15546 (arm_reorg): Do not reset uses_anonymous_args.
15548 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
15549 any geenral register.
15551 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
15553 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
15556 2002-02-04 Richard Henderson <rth@redhat.com>
15558 * combine.c (force_to_mode): Remove STACK_BIAS code.
15559 (nonzero_bits): Likewise. Replace sp/fp special case with
15560 REGNO_POINTER_ALIGN.
15562 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
15563 (HARD_FRAME_POINTER_REGNUM): New.
15564 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
15565 (FIXED_REGS, CALL_USED_REGS): Update.
15566 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
15567 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
15568 (HARD_REGNO_NREGS): Update for SFP.
15569 (STACK_POINTER_OFFSET): Include bias here ...
15570 (FIRST_PARM_OFFSET): ... not here.
15571 (STACK_BIAS): Remove.
15572 (INIT_EXPANDERS): New.
15573 (STARTING_FRAME_OFFSET): Do not include bias.
15574 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
15575 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
15576 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
15577 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
15578 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
15579 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
15580 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
15581 (MUST_SAVE_REGISTER): Likewise.
15582 (sparc_flat_function_prologue): Likewise.
15583 (sparc_flat_function_epilogue): Likewise.
15584 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
15585 (sparc_init_modes): SFP is GENERAL_REGS.
15586 (sparc_builtin_saveregs): SFP does not have bias applied.
15588 2002-02-04 Richard Henderson <rth@redhat.com>
15590 * config/alpha/alpha.c (current_function_is_thunk): Don't check
15591 current_function_is_thunk.
15592 (alpha_sa_mask): Distinguish between current_function_is_thunk
15593 called from ASM_OUTPUT_MI_THUNK and not.
15594 (alpha_does_function_need_gp): Thunks always need gp.
15595 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
15596 (alpha_output_mi_thunk_osf): New.
15597 * config/alpha/alpha-protos.h: Update.
15598 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
15600 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
15602 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
15603 function types, not when they're taken away.
15605 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
15607 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
15608 CODE_LABEL and jump table when replacing a table jump with a
15611 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
15613 * config/s390/s390-protos.h (legitimize_la_operand,
15614 s390_secondary_input_reload_class, s390_plus_operand,
15615 s390_expand_plus_operand): Add prototypes.
15617 config/s390/s390.c (s390_secondary_input_reload_class,
15618 s390_plus_operand, s390_expand_plus_operand): New functions.
15620 (struct s390_address): New member 'pointer'.
15621 (s390_decompose_address): Compute it.
15622 (legitimate_la_operand_p): Use it.
15623 (legitimize_la_operand): New function.
15624 (movti, movdi, movdf splitters): Call it.
15626 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
15627 (PREDICATE_CODES): Add s390_plus_operand.
15629 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
15630 (la_ccclobber): Allow GENERAL_REGS as output operand.
15632 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
15633 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
15634 (*la_64, *la_31, reload_indi, reload_insi): ... these.
15636 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
15638 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
15639 register names for regular asm () construct.
15641 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15643 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
15646 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15648 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
15651 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
15653 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
15654 constant pool to be identical by string address and index.
15656 2002-02-04 Anthony Green <green@redhat.com>
15658 * output.h (SECTION_OVERRIDE): Define.
15659 * varasm.c (named_section): Obey SECTION_OVERRIDE.
15661 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
15663 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
15664 by existing arm*-*-netbsd* (a.out) target.
15665 (ns32k-*-netbsdelf*): Likewise.
15666 (sparc-*-netbsdelf*): Likewise.
15667 (vax-*-netbsdelf*): Likewise.
15669 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
15671 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
15672 headers and libobjc headers.
15674 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
15676 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
15677 (_mingw.h): Remove duplicate include.
15679 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
15681 * config.gcc: Set cpu_type to m68k for 68010, as well.
15682 (m68010-*-netbsdelf*): New...
15683 (m68k*-*-netbsdelf*): ...targets.
15684 * config/m68k/netbsd-elf.h: New file.
15686 2002-02-02 Kazu Hirata <kazu@hxi.com>
15688 * config/h8300/h8300.c (hand_list): Move inside function_arg.
15690 2002-02-02 Kazu Hirata <kazu@hxi.com>
15692 * config/h8300/h8300.c (h8_push_ops): Move inside
15694 (h8_pop_ops): Likewise.
15695 (h8_move_ops): Likewise.
15697 2002-02-02 Kazu Hirata <kazu@hxi.com>
15699 * config/h8300/h8300.c (os_task): Make it static.
15700 (monitor): Likewise.
15701 (pragma_saveall): Likewise.
15703 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
15705 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
15706 constant is a valid sign-extension for Pmode.
15708 2002-02-02 Kazu Hirata <kazu@hxi.com>
15710 * config/h8300/h8300.c: Fix formatting.
15712 2002-02-02 Kazu Hirata <kazu@hxi.com>
15714 * config/h8300/h8300.md: Fix formatting.
15716 2002-02-02 Kazu Hirata <kazu@hxi.com>
15718 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
15719 predicates of operands[1]. Split the patterns for each
15722 2002-02-02 Kazu Hirata <kazu@hxi.com>
15724 * config/h8300/h8300.md (xor patterns): Tighten the predicates
15725 of operands[1] to register_operand.
15727 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
15729 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
15730 * cpphash.c (_cpp_init_hashtable): Similarly.
15731 * cppinit.c (cpp_create_reader): Default the signed_char flag.
15732 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
15733 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
15734 (cpp_handle_option): Handle the new options.
15735 * cpplex.c (cpp_interpret_charconst): Use new flag.
15736 * cpplib.h (struct cpp_options): New member signed_char.
15737 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
15738 (cpp_options): Handle -fsigned-char and -funsigned-char.
15739 (static_specs): Remove signed_char_spec.
15740 (do_spec1): Don't handle %c.
15741 * system.h: Poison SIGNED_CHAR_SPEC.
15742 * tradcif.y (yylex): Use flag_signed_char.
15743 * tradcpp.h (flag_signed_char): New.
15744 * tradcpp.c (flag_signed_char): New.
15745 (main): Handle new command-line options.
15746 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
15748 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
15749 * avr/avr.h: Remove old comments.
15750 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
15751 (CC1_SPEC): Pass -fsigned-char if -mic*.
15752 (SIGNED_CHAR_SPEC): Remove.
15754 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
15756 2002-02-01 Eric Christopher <echristo@redhat.com>
15758 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
15759 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
15760 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
15761 (ASM_OUTPUT_REG_POP): Ditto.
15763 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
15765 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
15768 2002-02-02 Jakub Jelinek <jakub@redhat.com>
15770 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
15772 2002-02-02 Jakub Jelinek <jakub@redhat.com>
15775 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
15778 2002-02-01 Janis Johnson <janis187@us.ibm.com>
15780 * cfganal.c: Include tm_p.h.
15781 (keep_with_call_p): Fix the test that determines if a register holds
15782 the return value of a call.
15784 2002-02-01 DJ Delorie <dj@redhat.com>
15786 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
15787 we are given conflicting registers, switch to the other one we
15788 had allocated for us.
15789 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
15790 as TImode so we know when the "other" register is available.
15792 2002-02-01 David O'Brien <obrien@FreeBSD.org>
15794 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
15797 2002-02-01 Janis Johnson <janis187@us.ibm.com>
15799 * cfganal.c (keep_with_call_p): New function.
15800 (flow_call_edges_add): Prevent splitting a block between a call and
15801 a single-set instruction that should be kept in the same block.
15803 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
15805 * doc/install.texi (avr): Update outdated URL.
15807 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
15809 * config/stormy16/stormy16.md (pushqi): New.
15813 (movhi): Remove stack operands.
15815 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
15816 nonimmediate_nonstack_operand.
15817 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
15819 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
15822 2002-01-31 Jason Merrill <jason@redhat.com>
15824 * Makefile.in (c-parse.c): Handle .output file.
15825 * objc/Make-lang.in (objc-parse.c): Likewise.
15827 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
15829 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
15830 the -me[lb] option is given. Don't output the default flag
15833 2002-01-31 Zack Weinberg <zack@codesourcery.com>
15835 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
15836 the primary source file; this has not been done yet.
15837 * c-decl.c (c_expand_body): Reset input_filename from
15838 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
15840 2002-01-31 Kazu Hirata <kazu@hxi.com>
15842 * rtlanal.c (subreg_regno_offset): Do not use
15843 SUBREG_REGNO_OFFSET.
15844 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
15845 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
15847 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
15849 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
15850 version rather than GNATS version in --version output.
15852 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
15854 * ifcvt.c (noce_process_if_block): Make a copy of the destination
15855 when copying back from a temporary.
15857 2002-01-30 Richard Henderson <rth@redhat.com>
15859 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
15860 and new_dest are the same.
15862 2002-01-30 Richard Henderson <rth@redhat.com>
15865 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
15866 * rtl.c (note_insn_name): Update.
15867 * emit-rtl.c (remove_unnecessary_notes): Kill it.
15868 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
15869 to perform loop rotation.
15870 (expand_exit_loop_top_cond): New.
15871 * tree.h (expand_exit_loop_top_cond): Declare it.
15872 * c-semantics.c (genrtl_while_stmt): Use it.
15873 (genrtl_for_stmt): Likewise.
15875 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
15877 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
15878 arguments to 64-bit boundaries on 64-bit ABIs.
15880 2002-01-30 Steve Ellcey <sje@cup.hp.com>
15882 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
15884 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
15886 * c-decl.c (grokdeclarator): Handle type being a typedef for an
15889 2002-01-30 David O'Brien <obrien@FreeBSD.org>
15891 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
15892 * config/sparc/sparc_bi.h: Remove file.
15893 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
15895 2002-01-30 Richard Henderson <rth@redhat.com>
15897 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
15899 2002-01-30 Zack Weinberg <zack@codesourcery.com>
15901 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
15903 2002-01-30 Jason Merrill <jason@redhat.com>
15905 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
15906 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
15907 (reg_save): Use DW_CFA_offset_extended_sf instead.
15909 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
15911 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15913 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
15916 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
15918 * rs6000.md ("*call_value_local32"): Remove constraints.
15919 ("*call_value_local64"): Same.
15920 ("*call_value_indirect_nonlocal_aix32"): Same.
15921 ("*call_value_nonlocal_aix32"): Same.
15922 ("*call_value_indirect_nonlocal_aix64"): Same.
15923 ("*call_value_nonlocal_aix64"): Same.
15924 ("*call_value_nonlocal_sysv"): Same.
15926 2002-01-29 Richard Henderson <rth@redhat.com>
15928 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
15930 2002-01-29 Richard Henderson <rth@redhat.com>
15932 * expr.c (force_operand): Ignore flag_pic for detecting pic
15934 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
15935 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
15936 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
15937 instead of open-coded loop.
15938 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
15939 be fixed when in use.
15941 2002-01-29 Richard Henderson <rth@redhat.com>
15943 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
15944 * sched-rgn.c (propagate_deps): Update them.
15945 * sched-deps.c (sched_analyze_insn): Update them. Flush the
15946 clobbers list when either gets too long.
15948 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15950 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
15951 and INDEX_REGS the same as GENERAL_REGS.
15952 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
15954 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
15956 * tree.c (build_nonstandard_integer_type): Correct prototype.
15958 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
15960 * config/s390/s390.md (movstrsico, movstrdix_64,
15961 movstrsix_31): Remove, replace by ...
15962 (movstrdi_short, movstrsi_short, movstrdi_long,
15963 movstrsi_long): ... these. New.
15964 (movstrdi, movstrsi): Adapt.
15966 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
15967 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
15968 Remove unnecessary CC clobber.
15969 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
15970 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
15972 (divmoddi4): Don't partially initialize TImode register.
15974 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
15976 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
15978 2002-01-29 Richard Henderson <rth@redhat.com>
15980 * flow.c (print_rtl_and_abort): Remove.
15981 (print_rtl_and_abort_fcn): Remove.
15982 (verify_local_live_at_start): Use dump_bb instead.
15983 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
15984 (verify_wide_reg_1): Return 2 on mode test failure.
15986 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
15988 PR c/3325, c/3326, c/2511, c/3347
15989 * c-decl.c (enum_decl_context): Remove BITFIELD.
15990 (grokdeclarator): Take bitfield width as an input.
15991 Ensure bitfields are given the correct type. Perform
15992 bitfield width validation with build_bitfield_integer_type
15993 rather than waiting for finish_struct.
15994 (grok_typename, grok_typename_in_parm_context, start_decl,
15995 push_parmdecl, grokfield, start_function): Update calls to
15997 (build_bitfield_integer_type): New function.
15998 (finish_struct): Move bitfield validation to grokdeclarator
15999 and build_bitfield_integer_type.
16000 * tree.c (build_nonstandard_integer_type): New function.
16001 * tree.h (build_nonstandard_integer_type): New prototype.
16003 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
16005 2002-01-29 Jakub Jelinek <jakub@redhat.com>
16008 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
16009 don't ignore unrecognized -W* options.
16010 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
16011 * cpplib.h (cpp_handle_option): Adjust prototype.
16012 * c-decl.c (c_decode_options): Pass 0 as last argument to
16016 * gcc.c (cpp_unique_options): Split from cpp_options.
16017 (cpp_options): Source cpp_unique_options.
16018 (default_compilers): Use cpp_unique_options instead of cpp_options
16019 when used together with cc1_options.
16020 (static_specs): Add cpp_unique_options.
16021 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
16022 when used together with cc1_options.
16024 2002-01-29 Kazu Hirata <kazu@hxi.com>
16026 * config/h8300/h8300-protos.h: Update the prototype of
16028 * config/h8300/h8300.c (output_a_shift): Remove an unused
16029 argument 'insn'. Remove redundant code.
16030 * config/h8300/h8300.md: Adust to the new prototype of
16033 2002-01-29 Kazu Hirata <kazu@hxi.com>
16035 * config/h8300/h8300-protos.h: Update the prototypes of
16036 emit_a_rotate and expand_a_rotate.
16037 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
16038 first argument to 'enum rtx_code'.
16039 (expand_a_rotate): Likewise.
16041 2002-01-28 Kazu Hirata <kazu@hxi.com>
16043 * config/h8300/h8300-protos.h: Update the prototype of
16045 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
16047 * config/h8300/h8300.md: Adjust to the new prototype.
16049 2002-01-28 Kazu Hirata <kazu@hxi.com>
16051 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
16054 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
16056 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
16057 is a fixed register before returning pic_offset_table_rtx.
16058 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
16059 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
16061 2002-01-28 Jason Merrill <jason@redhat.com>
16063 * dwarf2.h: Sync with src version.
16065 2002-01-28 Paul Koning <pkoning@equallogic.com>
16067 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
16068 BT_FN_VOID_PTR_VAR.
16069 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
16070 * doc/extend.texi (__builtin_prefetch): Update documentation:
16071 first argument is now const void ptr.
16073 2002-01-28 Kazu Hirata <kazu@hxi.com>
16075 * config/h8300/h8300-protos.h: Remove an unused prototype.
16077 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
16079 * toplev.c (lang_independent_init): Round up identifier size.
16081 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
16083 * config.gcc: Revert previous change.
16085 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
16087 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
16089 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
16091 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
16092 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
16093 other non-elf netbsd config frags.
16094 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
16095 collect2 will does that.
16096 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
16097 shared-lib frobbing will work.
16099 2002-01-28 Kazu Hirata <kazu@hxi.com>
16101 * config/h8300/h8300.h: Fix formatting.
16102 * config/h8300/h8300.md: Likewise.
16104 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
16106 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
16107 the old, removed AAA_standards fix.
16108 * fixinc/fixincl.x: Rebuilt.
16110 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
16112 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
16113 atexit call in crtbegin, hooked in after call to frame_dummy;
16114 register EH before registering __fini__start.
16116 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
16118 * config/rs6000/altivec.h: Remove spurious semicolons.
16120 2002-01-27 Kazu Hirata <kazu@hxi.com>
16122 * config/h8300/h8300.md: Replace dead bit extraction patterns
16123 with ones that work.
16125 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16127 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
16128 if not STRICT_ALIGNMENT.
16129 * rtl.h (MEM_ALIGN): Likewise.
16131 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
16133 * doc/invoke.texi (-fdump-translation-unit): Revert this
16134 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
16136 2002-01-27 Kazu Hirata <kazu@hxi.com>
16138 * config/h8300/h8300.md (define_constants): New.
16139 (anonymous patterns) Use defined constants appropriately.
16141 2002-01-27 Kazu Hirata <kazu@hxi.com>
16143 * config/h8300/h8300.c (function_arg): Remove redundant code.
16145 2002-01-26 Richard Henderson <rth@redhat.com>
16147 * sched-deps.c (reg_pending_uses_head): New.
16148 (reg_pending_barrier): Rename from reg_pending_sets_all.
16149 (find_insn_list): Don't mark inline.
16150 (find_insn_mem_list): Remove.
16151 (add_dependence_list, add_dependence_list_and_free): New.
16152 (flush_pending_lists): Replace only_write param with separate
16153 for_read and for_write parameters. Update all callers. Use
16154 add_dependence_list_and_free.
16155 (sched_analyze_1): Do not add reg dependencies here; just set
16156 the pending bits. Use add_dependence_list.
16157 (sched_analyze_2): Likewise.
16158 (sched_analyze_insn): Replace schedule_barrier_found with
16159 reg_pending_barrier. Add all dependencies for pending reg
16160 uses, sets, and clobbers.
16161 (sched_analyze): Don't add reg dependencies for calls, just
16162 set pending bits. Use regs_invalidated_by_call. Treat
16163 sched_before_next_call as a normal list, not a fake insn.
16164 (init_deps): No funny init for sched_before_next_call.
16165 (free_deps): Free pending mems lists. Don't zero reg_last.
16166 (init_deps_global): Init reg_pending_uses.
16167 (finish_deps_global): Free it.
16168 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
16169 (find_insn_mem_list): Remove.
16170 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
16171 (propagate_deps): Use them. Zero temp mem lists.
16173 2002-01-26 Richard Henderson <rth@redhat.com>
16175 * Makefile.in (CRTSTUFF_CFLAGS): New.
16176 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
16177 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
16178 crtstuff.c instead of alpha assembly version.
16179 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
16180 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
16181 not FORCE_{INIT,FINI}_SECTION_ALIGN.
16182 (__do_global_dtors_aux): Mark used.
16183 (frame_dummy, __do_global_ctors_aux): Mark used.
16184 (fini_dummy, init_dummy): Remove.
16186 * config/alpha/crtbegin.asm: Remove file.
16187 * config/alpha/crtend.asm: Remove file.
16188 * config/alpha/t-crtbe: Remove file.
16189 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
16190 (LINK_EH_SPEC): New.
16192 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
16193 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
16194 calling constructors.
16195 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
16197 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
16198 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
16199 CRT_END_INIT_DUMMY hack.
16200 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
16201 FORCE_{INIT,FINI}_SECTION_ALIGN.
16203 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
16204 FORCE_{INIT,FINI}_SECTION_ALIGN.
16206 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
16207 invocation sequence.
16208 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
16210 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
16211 (FORCE_CODE_SECTION_ALIGN): New.
16213 2002-01-26 Richard Henderson <rth@redhat.com>
16215 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
16217 2002-01-26 Richard Henderson <rth@redhat.com>
16219 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
16220 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
16222 2002-01-26 Kazu Hirata <kazu@hxi.com>
16224 * config/h8300/h8300.md: Remove bit extraction patterns that
16225 cannot be triggered.
16226 Restrict each bit extraction pattern to a variant on which the
16229 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
16231 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
16233 2002-01-26 Kazu Hirata <kazu@hxi.com>
16235 * config/h8300/h8300.md: Remove bit test patterns that cannot
16237 Restrict each bit test pattern to a variant on which the
16240 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16242 * builtins.c (expand_builtin_strncat): Remove redundant check for
16245 2002-01-25 David O'Brien <obrien@FreeBSD.org>
16247 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
16249 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
16252 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
16254 * dbxout.c (dbxout_init): Use assemble_name rather than just
16255 stripping off the first character.
16256 (dbxout_source_file): Likewise.
16258 2002-01-25 DJ Delorie <dj@redhat.com>
16260 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
16261 using rtx_equal_p, not by comparing pointers.
16263 2002-01-25 Steve Ellcey <sje@cup.hp.com>
16265 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
16266 for PIC_OFFSET_TABLE_REGNUM.
16267 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
16269 2002-01-25 David O'Brien <obrien@FreeBSD.org>
16271 * config.gcc (x86_64-*-freebsd*): New target.
16272 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
16274 (i[34567]86-*-freebsd*): Don't include svr4.h.
16275 * config/i386/freebsd64.h: New file.
16277 2002-01-25 Douglas B Rupp <rupp@gnat.com>
16279 * config/alpha/x-vms (version): Make static.
16281 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
16282 in previous checkin.
16284 * Makefile.in (install-headers-cp): New target.
16285 * config.gcc (alpha-dec-*vms*): Install headers with
16288 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
16290 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
16293 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16295 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
16296 of compare_tree_int.
16297 (expand_builtin_strncat): Likewise.
16298 * c-decl.c (finish_struct): Use tree_low_cst.
16299 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
16300 * tree.c (compare_tree_int): Likewise.
16302 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
16304 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
16305 adjustments even if they are implemented by more than two insns.
16307 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
16309 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
16310 * df.h (struct ref): Kill B.
16311 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
16313 * basic-block.h (PROP_EQUAL_NOTES): New flag.
16314 * flow.c (propagate_one_insn): Use it.
16315 (mark_used_regs): Handle NIL.
16317 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
16319 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
16322 2002-01-25 David Edelsohn <edelsohn@gnu.org>
16324 * rs6000.md (prefetch): Make address V4SI mode so that the address
16325 is restricted to legitimate form for instruction.
16327 2002-01-25 Bob Wilson <bob.wilson@acm.org>
16329 * doc/install.texi (xtensa-*-elf): New target.
16330 (xtensa-*-linux*): New target.
16331 * doc/contrib.texi: Add myself.
16333 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
16335 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
16336 purpose register to hold an SImode (or smaller) value.
16338 2002-01-25 Jakub Jelinek <jakub@redhat.com>
16340 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
16342 * crtstuff.c: Likewise.
16344 2002-01-25 Kazu Hirata <kazu@hxi.com>
16346 * config/h8300/h8300.md (negation patterns): Tighten
16347 predicates to register_operand.
16349 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
16351 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
16354 * builtins.c (expand_builtin_prefetch): Same.
16356 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16358 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
16361 2002-01-24 Kazu Hirata <kazu@hxi.com>
16363 * config/h8300/h8300.c (print_operand): Remove support for
16364 operand character 'A'.
16365 * config/h8300/h8300.md (three anonymous patterns): Replace
16366 operand character 'A' with either 'T' or 'S'.
16368 2002-01-24 Kazu Hirata <kazu@hxi.com>
16370 * config/h8300/h8300.c (print_operand): Remove support for
16371 operand character 'U'.
16373 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
16375 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
16377 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
16379 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
16380 values to be assigned to the stack pointer.
16382 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
16384 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
16385 to const_double needs to be done right for big-endian systems.
16387 2002-01-24 Jason Merrill <jason@redhat.com>
16390 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
16391 to can_throw_internal.
16393 2002-01-23 Richard Henderson <rth@redhat.com>
16395 * fold-const.c (fold): Change UINT_MAX test to check vs precision
16396 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
16398 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16400 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
16401 (symGOT2reg): Use them, then set as GOT value as unchanging.
16402 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
16403 as a temporary, if possible.
16404 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
16405 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
16407 2002-01-23 Kazu Hirata <kazu@hxi.com>
16409 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
16410 accept to accept 0x80 as operands[2].
16412 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16414 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
16416 2002-01-23 Richard Henderson <rth@redhat.com>
16418 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
16420 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
16422 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
16423 (parmlist_or_identifiers_1): Verify that only a parmlist follows
16426 2002-01-23 Richard Henderson <rth@redhat.com>
16428 * expr.c (move_by_pieces_1): Extend size before negation.
16430 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
16431 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
16432 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
16433 * config/m68k/t-m68kelf: Likewise.
16435 2002-01-23 Bob Wilson <bob.wilson@acm.org>
16437 * config/xtensa/elf.h: New file.
16438 * config/xtensa/lib1funcs.asm: New file.
16439 * config/xtensa/lib2funcs.S: New file.
16440 * config/xtensa/linux.h: New file.
16441 * config/xtensa/t-xtensa: New file.
16442 * config/xtensa/xtensa-config.h: New file.
16443 * config/xtensa/xtensa-protos.h: New file.
16444 * config/xtensa/xtensa.c: New file.
16445 * config/xtensa/xtensa.h: New file.
16446 * config/xtensa/xtensa.md: New file.
16447 * config.gcc (xtensa-*-elf*): New target.
16448 (xtensa-*-linux*): New target.
16449 * cse.c (canon_hash): Compare rtx pointers instead of register
16450 numbers. This is required for the Xtensa port.
16451 * integrate.c (copy_insn_list): Handle case where the static
16452 chain is in memory and the memory address has to be copied to
16454 * doc/invoke.texi (Option Summary): Add Xtensa options.
16455 (Xtensa Options): New node.
16456 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
16458 2002-01-23 Zack Weinberg <zack@codesourcery.com>
16460 * diagnostic.c (internal_error): Do ICE suppression only
16461 when ENABLE_CHECKING is not defined.
16463 * c-typeck.c (require_complete_type): Return error_mark_node
16464 if type is error_mark_node.
16466 2002-01-23 Janis Johnson <janis187@us.ibm.com>
16468 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
16469 -Os and issue a warning.
16471 2002-01-23 Zack Weinberg <zack@codesourcery.com>
16473 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
16474 current (lack of) need for host configuration by hand.
16476 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
16477 references. Documentation of some target macros moved from
16478 hostconfig.texi to tm.texi.
16480 2002-01-23 Will Cohen <wcohen@redhat.com>
16482 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
16485 2002-01-23 Kazu Hirata <kazu@hxi.com>
16487 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
16490 2002-01-23 Jason Merrill <jason@redhat.com>
16492 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
16494 * function.c (assign_parms): Don't put args of inline functions
16495 into registers when not optimizing.
16497 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
16499 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
16500 (prologue_use): New pattern.
16501 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
16502 preference to gen_rtx_USE.
16503 (thumb_expand_prologue): Use gen_prologue_use in preference to
16505 (thumb_expand_epilogue): Use gen_prologue_use in preference to
16508 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
16510 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
16512 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
16515 * doc/extend.texi: Correct documentation of __alignof__.
16517 2002-01-22 Zack Weinberg <zack@codesourcery.com>
16519 * params.h: Rename arguments of DEFPARAM so that it will be
16520 recognized as a translation keyword.
16522 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16524 * extend.texi: Document altivec functions.
16525 Fix N-bit adjectives in X86 builtin documentation.
16527 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
16529 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
16530 auto_inc_dec values.
16532 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
16534 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
16536 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
16538 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
16540 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
16542 2002-01-22 Richard Henderson <rth@redhat.com>
16544 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
16545 copy_insn not copy_rtx.
16547 2002-01-23 Alan Modra <amodra@bigpond.net.au>
16549 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
16550 "nonzero" as that might add "1" bits. Ensure "constop" is
16551 properly sign extened.
16552 (force_to_mode): Tweak for sign extended constop.
16554 2002-01-22 Richard Henderson <rth@redhat.com>
16556 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
16557 for_each_rtx instead of assuming we're already looking at the MEM.
16558 (split_small_symbolic_mem_operand): Likewise.
16559 * config/alpha/alpha.h (PREDICATE_CODES): Update.
16560 * config/alpha/alpha.md (small symbolic memory splitters): Update.
16562 2002-01-22 Richard Henderson <rth@redhat.com>
16564 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
16565 sequence number for the literal.
16566 (divmoddi_internal_er): Likewise.
16568 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
16571 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
16572 in LIBICONV variable.
16573 * configure: Regenerated.
16575 2002-01-22 Krister Walfridsson <cato@df.lth.se>
16577 * dependence.c (build_def_use): Remove array_idx.
16579 * dwarfout.c (last_filename): Remove.
16580 (output_compile_unit_die): Remove last_filename.
16582 2002-01-22 Roger Sayle <roger@eyesopen.com>
16583 Richard Henderson <rth@redhat.com>
16586 * fold-const.c (fold): Optimize unsigned comparisons against
16587 UINT_MAX (and similar unsigned constants).
16589 2002-01-22 Janis Johnson <janis187@us.ibm.com>
16591 * Makefile.in (loop.o): Depend on OPTABS_H.
16592 * loop.c (emit_prefetch_instructions): Check the prefetch operand
16593 against the predicate.
16596 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
16597 for the address operand.
16599 2002-01-22 Richard Henderson <rth@redhat.com>
16601 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
16603 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
16606 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
16607 preprocessor flags.
16609 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
16611 * config.gcc (x86_64-*-netbsd*): New target.
16612 * config/i386/netbsd64.h: New file.
16614 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16616 * regrename.c (kill_value): Fix typo.
16618 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16620 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
16622 * config/rs6000/rs6000.h: Same.
16624 * function.c (instantiate_virtual_regs): Remove
16625 STARTING_FRAME_PHASE.
16626 (assign_stack_local_1): Same.
16627 Calculate frame phase.
16629 2002-01-22 Nick Clifton <nickc@redhat.com>
16631 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
16632 variable declaration to outer scope in order to simplify
16634 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
16635 arm_hard_regno_mode_ok.
16636 * config/arm/arm-protos.h: Add a prototype for
16637 arm_hard_regno_mode_ok.
16638 * config/arm/arm.c (soft_df_operand): Remove now redundant
16639 check for DImode values using IP_REGNUM.
16640 (nonimmediate_soft_df_operand): Remove now redundant check for
16641 DImode values using IP_REGNUM.
16642 (arm_hard_regno_mode_ok): New function. New check: make sure
16643 that DImode values are not stored in IP_REGNUM.
16645 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
16647 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
16649 2002-01-22 Jason Merrill <jason@redhat.com>
16651 * c-semantics.c (genrtl_compound_stmt): Only check nesting
16652 consistency if this COMPOUND_STMT is scoped.
16654 2002-01-22 Kazu Hirata <kazu@hxi.com>
16656 * predict.c: Fix formatting.
16657 * print-tree.c: Likewise.
16658 * protoize.c: Likewise.
16659 * real.h: Likewise.
16661 * sbitmap.h: Likewise.
16662 * scan.c: Likewise.
16663 * sched-deps.c: Likewise.
16664 * sched-vis.c: Likewise.
16665 * sdbout.c: Likewise.
16666 * sibcall.c: Likewise.
16668 * ssa-ccp.c: Likewise.
16669 * ssa-dce.c: Likewise.
16670 * stmt.c: Likewise.
16671 * stor-layout.c: Likewise.
16672 * system.h: Likewise.
16674 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16676 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
16677 if fits in bounds of base type.
16679 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
16680 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
16681 (add_bound_info, default): If can't find a context, make a
16683 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
16685 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
16687 * c-typeck.c (parser_build_binary_op): If result from
16688 build_binary_op is ERROR_MARK just return error_mark_node without
16689 further processing.
16691 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
16693 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
16694 Split a.out-specific bits into...
16695 * config/netbsd-aout.h: ...this.
16696 * config/netbsd-elf.h: New file.
16697 * config/alpha/netbsd-elf.h: Remove.
16698 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
16699 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
16700 (STARTFILE_SPEC): Remove redundant definition.
16701 (ENDFILE_SPEC): Likewise.
16702 (LINK_SPEC): Likewise.
16703 (CPP_SPEC): Likewise.
16704 (ASM_SPEC): Likewise.
16705 (LIB_SPEC): Likewise.
16706 (SWITCH_TAKES_ARG): Likewise.
16707 (TARGET_MEM_FUNCTIONS): Likewise.
16708 (CPP_PREDEFINES): Redefine.
16709 (ASM_FINAL_SPEC): Remove redefinition.
16710 (ASM_COMMENT_START): Redefine.
16711 (FUNCTION_PROFILER): Define.
16712 (TARGET_VERSION): Redefine.
16713 Comment and formatting cleanup.
16714 * config/i386/netbsd.h: Include <netbsd-aout.h>.
16715 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
16716 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
16717 big- or little-endian.
16718 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
16719 * config.gcc (*-*-netbsd*): Add definitions common to all
16721 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
16722 gnu_ld definitions. Add netbsd-elf.h to and remove
16723 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
16724 tmake_file, and don't lose previous tmake_file contents.
16725 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
16726 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
16727 gnu_ld definitions. Add netbsd-elf.h to tm_file.
16728 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
16729 (mipsel-*-netbsd*): Rename this to...
16730 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
16731 mips/little.h to tm_file for mips*el-*.
16732 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
16733 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
16734 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
16736 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
16738 * pa-protos.h (reg_before_reload_operand): New function prototype.
16739 * pa.c (reg_before_reload_operand): New function implementation.
16740 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
16741 contraints to "*m".
16743 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16745 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
16747 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
16749 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
16750 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
16751 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
16752 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
16753 (ENDFILE_SPEC): Undefine.
16754 (STARTFILE_SPEC): Redefine for PA.
16756 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16758 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
16760 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
16762 * config.gcc: Add entries to supported PowerPC --with-cpu
16765 2002-01-21 Jakub Jelinek <jakub@redhat.com>
16767 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
16768 true for 64-bit mode only SSE registers in 32-bit mode.
16770 2002-01-21 Kazu Hirata <kazu@hxi.com>
16772 * unwind-dw2.c: Fix formatting.
16773 * unwind-dw2-fde.c: Likewise.
16774 * unwind-dw2-fde.h: Likewise.
16775 * unwind-pe.h: Likewise.
16776 * varasm.c: Likewise.
16777 * varray.h: Likewise.
16779 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16781 Remove workaround for register stack overwrite bug in mmix.
16782 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
16783 support for TARGET_REG_STACK_FILL_BUG.
16784 * config/mmix/mmix.h: Remove member has_call_without_parameters.
16785 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
16787 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
16788 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
16789 -mno-reg-stack-fill-bug-workaround.
16790 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
16791 machine member has_call_without_parameters.
16792 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
16793 -mreg-stack-fill-bug-workaround and
16794 -mno-reg-stack-fill-bug-workaround.
16795 (MMIX Options): Ditto.
16797 2002-01-21 Kazu Hirata <kazu@hxi.com>
16799 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
16801 Remove redundant code.
16803 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
16805 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
16806 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
16807 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
16808 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
16809 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
16810 out target macro definitions and non-target-specific comments
16811 mostly taken from old versions of the manual.
16813 2002-01-20 Kazu Hirata <kazu@hxi.com>
16815 * config/h8300/h8300.h: Fix comment formatting.
16816 * config/ia64/aix.h: Likewise.
16817 * config/ia64/ia64-protos.h: Likewise.
16818 * config/ia64/ia64.c: Likewise.
16819 * config/ia64/ia64.h: Likewise.
16820 * config/ia64/ia64intrin.h: Likewise.
16821 * config/ia64/linux.h: Likewise.
16822 * config/ia64/unwind-aix.c: Likewise.
16823 * config/ia64/unwind-ia64.c: Likewise.
16825 2002-01-20 Kazu Hirata <kazu@hxi.com>
16827 * config/h8300/h8300.c: Revise comments about shift code.
16829 2002-01-20 Kazu Hirata <kazu@hxi.com>
16831 * config/h8300/h8300.c (function_arg): Update a comment.
16833 2002-01-20 Kazu Hirata <kazu@hxi.com>
16835 * config/h8300/h8300.md: Update the comments at the beginning
16838 2002-01-20 Kazu Hirata <kazu@hxi.com>
16840 * config/i370/i370.c: Fix comment formatting.
16841 * config/i370/i370.h: Likewise.
16842 * config/i370/i370.md: Likewise.
16843 * config/i370/linux.h: Likewise.
16845 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16847 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
16849 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
16850 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
16851 in incomplete case.
16853 2002-01-20 Graham Stott <grahams@redhat.com>
16855 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
16857 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
16859 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
16861 2002-01-19 Tom Rix <trix@redhat.com>
16863 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
16865 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
16867 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
16869 * function.c (assign_stack_local_1): Adjust x_frame_offset with
16870 STARTING_FRAME_PHASE.
16871 (STARTING_FRAME_PHASE): New.
16872 (instantiate_virtual_regs): Check saneness of
16873 STARTING_FRAME_PHASE.
16875 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
16877 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
16879 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
16881 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
16883 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
16884 be used for bootstrapping GCC 3.0.
16886 2002-01-18 Kazu Hirata <kazu@hxi.com>
16888 * config/h8300/h8300.md: Fix an insn length.
16890 2002-01-18 Kazu Hirata <kazu@hxi.com>
16892 * bitmap.h: Fix comment formatting.
16893 * combine.c: Likewise.
16894 * cppfiles.c: Likewise.
16895 * c-pragma.h: Likewise.
16896 * c-typeck.c: Likewise.
16898 * dwarf2out.c: Likewise.
16899 * function.c: Likewise.
16901 * genattrtab.c: Likewise.
16902 * gthr-win32.h: Likewise.
16903 * haifa-sched.c: Likewise.
16904 * predict.c: Likewise.
16905 * rtlanal.c: Likewise.
16907 * unwind-dw2-fde.h: Likewise.
16908 * unwind-pe.h: Likewise.
16909 * vmsdbgout.c: Likewise.
16911 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16913 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
16914 if type_required and passed decl.
16916 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
16918 * config.gcc (cpu_type): Include altivec.h in powerpc
16922 * config/rs6000/altivec.h: New.
16924 2002-01-17 David Edelsohn <edelsohn@gnu.org>
16926 * doc/install.texi (*-ibm-aix*): Update assembler and exception
16927 handling information.
16928 * doc/trouble.texi (Interoperation): Add libstdc++ information
16930 (Misunderstandings): Add template instantiation and static template
16931 member information for AIX.
16933 2002-01-17 Jason Merrill <jason@redhat.com>
16935 * dbxout.c (dbxout_type): Support const and volatile.
16937 * except.c (add_partial_entry): Remove backwards compatibility code.
16938 (end_protect_partials): Likewise.
16940 2002-01-17 Jakub Jelinek <jakub@redhat.com>
16942 * config/ia64/ia64.md (prologue_use): New.
16943 * config/ia64/ia64.c (ia64_expand_prologue): Use
16944 gen_prologue_use instead of gen_rtx_USE.
16945 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
16946 as CODE_FOR_pred_rel_mutex.
16947 (ia64_sched_reorder2): Likewise.
16949 2002-01-16 Eric Christopher <echristo@redhat.com>
16951 * config/mips/r3900.h: Reformat.
16952 (SUBTARGET_CPP_SIZE_SPEC): Remove.
16953 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
16954 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
16955 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
16956 * config/mips/t-elf: Remove mips3 multilib.
16958 2002-01-16 H.J. Lu <hjl@gnu.org>
16960 * config/mips/linux.h: Include "mips/abi64.h".
16962 2002-01-16 H.J. Lu <hjl@gnu.org>
16964 * config/mips/t-linux: New.
16966 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
16968 * config/mips/linux.h: Don't include "gofast.h".
16969 (INIT_SUBTARGET_OPTABS): Removed.
16971 2002-01-16 Kazu Hirata <kazu@hxi.com>
16973 * config/h8300/h8300-protos.h: Replace emit_a_shift with
16975 * config/h8300/h8300.c: Likewise.
16976 * config/h8300/h8300.md: Likewise.
16978 2002-01-16 Kazu Hirata <kazu@hxi.com>
16980 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
16981 spaces after an opcode name.
16982 (pushqi1_h8300hs): Likewise.
16983 (pushhi1_h8300hs): Likewise.
16985 2002-01-16 Kazu Hirata <kazu@hxi.com>
16987 * doc/extend.texi: Replace "option" with "attribute"
16990 2002-01-16 Jakub Jelinek <jakub@redhat.com>
16992 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
16993 (and:DI () (const_int -8)).
16994 (split_small_symbolic_mem_operand): Split
16995 (mem (and:DI () (const_int -8)).
16997 2002-01-16 Jakub Jelinek <jakub@redhat.com>
17000 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
17001 same way as TYPE_IMUL.
17002 (ultrasparc_sched_reorder): Likewise.
17003 * config/sparc/sparc.md (type): Add comment to update
17004 ultrasparc_sched_reorder when making changes.
17006 2002-01-16 Kazu Hirata <kazu@hxi.com>
17008 * doc/invoke.texi: Change the dump file name of block
17009 reordering pass from 28.bbro to 29.bbro.
17010 Mention -dk option.
17012 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
17014 * i386.md (minsf splitter): Fix pasto.
17016 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
17018 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
17019 to frame pointer initialisation instruction.
17020 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
17021 initialisation instruction.
17022 (soft_df_operand): Do not accept the IP register.
17023 (nonimmediate_soft_df_operand): Do not accept the IP register.
17025 2002-01-16 Jakub Jelinek <jakub@redhat.com>
17028 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
17029 MASK_V8 being both set.
17031 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
17033 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
17034 insn for GOT register; add REG_MAYBE_DEAD notes instead.
17035 config/s390/s390.md (call, call_value): Add GOT register to
17036 CALL_INSN_FUNCTION_USAGE where needed.
17037 (call_exp, call_value_exp): New.
17039 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
17041 * config/arm/arm.c: General formatting tidy up.
17043 2002-01-16 Graham Stott <grahams@redhat.com>
17045 * calls.c (try_to_integrate): Use "(size_t)" intermediate
17046 cast and when casting an integer literal to "rtx" pointer.
17047 (expand_call): Likewise.
17048 * flow.c (try_pre_increment): Likewise.
17049 (find_use_as_address): Likewise.
17050 * integrate.c (expand_iline_function): Likewise.
17051 * regmove.c (try_auto_increment): Likewise.
17053 2002-01-16 Graham Stott <grahams@redhat.com>
17055 * sched-rgn.c (passed): Use sbitmap_free.
17056 (header): Likewise.
17058 (in_queue): Likewise.
17059 (in_stack): Likewise.
17061 2002-01-15 Eric Christopher <echristo@redhat.com>
17063 * flow.c (propagate_one_insn): Change to use fatal_insn.
17065 2002-01-15 Kazu Hirata <kazu@hxi.com>
17067 * expmed.c (extract_fixed_bit_field): Remove unused code.
17068 * system.h: Poison SLOW_ZERO_EXTEND.
17069 * doc/tm.texi: Remove.
17070 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
17071 * config/arm/arm.h: Likewise.
17072 * config/avr/avr.h: Likewise.
17073 * config/clipper/clipper.h: Likewise.
17074 * config/convex/convex.h: Likewise.
17075 * config/d30v/d30v.h: Likewise.
17076 * config/dsp16xx/dsp16xx.h: Likewise.
17077 * config/elxsi/elxsi.h: Likewise.
17078 * config/fr30/fr30.h: Likewise.
17079 * config/h8300/h8300.h: Likewise.
17080 * config/i370/i370.h: Likewise.
17081 * config/i386/i386.h: Likewise.
17082 * config/m68k/m68k.h: Likewise.
17083 * config/mips/mips.h: Likewise.
17084 * config/ns32k/ns32k.h: Likewise.
17085 * config/pdp11/pdp11.h: Likewise.
17086 * config/pj/pj.h: Likewise.
17087 * config/s390/s390.h: Likewise.
17088 * config/sh/sh.h: Likewise.
17089 * config/stormy16/stormy16.h: Likewise.
17090 * config/v850/v850.h: Likewise.
17091 * config/vax/vax.h: Likewise.
17092 * config/we32k/we32k.h: Likewise.
17094 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
17096 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
17097 (altivec_lvsl): Change constraint to b.
17098 (altivec_lvsr): Same.
17099 (altivec_lvebx): Same.
17100 (altivec_lvehx): Same.
17101 (altivec_lvewx): Same.
17102 (altivec_lvxl): Same.
17103 (altivec_lvx): Same.
17104 (altivec_stvx): Add parallel.
17105 (altivec_stvxl): Same.
17106 (altivec_stvehx): Same.
17107 (altivec_stvebx): Same.
17108 (altivec_stvebx): Same.
17110 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
17112 * config.gcc: Change altivec.h to altivec-defs.h.
17114 * config/rs6000/altivec.h: Delete.
17116 * config/rs6000/altivec-defs.h: Add.
17118 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
17120 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
17123 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
17124 less than or equal to eight bytes.
17126 * vax.md (andsi3): Remove constraints and change SET destination
17127 operand type to nonimmediate_operand.
17128 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
17129 when it is a CONST_INT.
17131 2002-01-15 Jason Merrill <jason@redhat.com>
17133 * c-common.def (FILE_STMT): New code.
17134 * c-common.c (statement_code_p): It's a statement.
17135 * c-common.h (stmt_tree_s): Add x_last_filename.
17136 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
17137 (last_expr_filename): New macro.
17138 * c-semantics.c (begin_stmt_tree): Initialize it.
17139 (add_stmt): If the filename changed, also insert a
17141 (expand_stmt): Handle seeing one.
17143 2002-01-15 Eric Christopher <echristo@redhat.com>
17145 * flow.c (propagate_one_insn): Add error message and print out
17146 insn for debugging.
17148 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
17150 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
17151 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
17152 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
17153 TRAMPOLINE_ALIGNMENT.
17154 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
17156 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
17157 PCC_BITFIELD_TYPE_MATTERS.
17158 * config/interix.h (STDC_VALUE): Remove. Use
17159 STDC_0_IN_SYSTEM_HEADERS.
17160 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
17161 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
17162 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
17164 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
17166 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
17167 not work on this platform currently.
17169 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
17171 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
17172 readonly_warning in _().
17174 2002-01-15 Douglas B Rupp <rupp@gnat.com>
17176 * gcc.c (delete_if_ordinary): Backout previous change.
17178 2002-01-15 Kazu Hirata <kazu@hxi.com>
17180 * config/h8300/h8300.c (print_operand): Remove support for
17181 unused operand characters.
17183 * read-rtl.c: Fix formatting.
17184 * real.c: Likewise.
17185 * recog.c: Likewise.
17186 * regclass.c: Likewise.
17187 * regmove.c: Likewise.
17188 * reg-stack.c: Likewise.
17189 * reload1.c: Likewise.
17190 * rtlanal.c: Likewise.
17192 2002-01-15 Kazu Hirata <kazu@hxi.com>
17194 * config/i386/i386.c: Fix formatting.
17196 2002-01-15 Jakub Jelinek <jakub@redhat.com>
17198 * c-typeck.c (process_init_element): Don't save_expr
17199 COMPOUND_LITERAL_EXPR if just its initializer will be used.
17201 2002-01-15 David Edelsohn <edelsohn@gnu.org>
17203 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
17204 emit optional traceback table if optimize_size or TARGET_ELF.
17205 * config/rs6000/rs6000.md (prefetch): New.
17207 2002-01-15 Andreas Jaeger <aj@suse.de>
17209 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
17211 2002-01-15 Kazu Hirata <kazu@hxi.com>
17213 * mips-tfile.c: Fix formatting.
17215 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
17217 * unroll.c (final_reg_note_copy): Fix previous commit.
17219 2002-01-14 Kazu Hirata <kazu@hxi.com>
17221 * config/h8300/h8300-protos.h: Remove the prototype for
17223 * config/h8300/h8300.c (eq_operator): Remove.
17225 2002-01-14 Richard Henderson <rth@redhat.com>
17227 * config/i386/i386.md (prefetch): Tidy.
17228 (prefetch_3dnow): Fix locality operand.
17230 2002-01-14 Richard Henderson <rth@redhat.com>
17232 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
17233 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
17235 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
17237 * reload1.c (reload_combine): Pass reg_sum replacement through
17238 copy_rtx in loop performing multiple changes.
17240 2002-01-14 Jakub Jelinek <jakub@redhat.com>
17242 * except.c (remove_unreachable_regions): New.
17243 (free_eh_status): Clear exception_handler_labels.
17244 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
17245 (find_exception_handler_labels): Don't add the same label more than
17247 (remove_exception_handler_label): Don't die if
17248 find_exception_handler_labels hasn't been called for the current
17251 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
17253 * toplev.c (rest_of_compilation): Rebuild jump labels after
17256 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
17258 * doc/extend.texi: Move documentation of X86 built-in functions
17260 * doc/invoke.texi: From here.
17261 * doc/sourcebuild.texi: Document location of documentation for
17262 machine built-in functions.
17264 2002-01-13 Christopher Faylor <cgf@redhat.com>
17266 * cppfiles.c (TEST_THRESHOLD): New macro.
17267 (SHOULD_MMAP): Ditto.
17268 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
17271 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
17273 * unroll.c (final_reg_note_copy): Properly handle
17275 (unroll_loops): Fix LOOP_CONDITION heuristics.
17277 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
17279 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
17280 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
17282 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
17284 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
17287 2002-01-14 Tom Rix <trix@redhat.com>
17289 * config/rs6000/rs6000.md: Fix typo with sradi.
17291 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
17293 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
17294 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
17295 (clrstrdi, clrstrsi): Adapt callers.
17297 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
17299 (movti splitter): Never use register 0 as base register.
17301 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
17303 * combine.c (simplify_shift_const): Always generate new rtx
17304 for shift expression instead of reusing given expression.
17306 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17308 * config/alpha/alpha.c (alpha_expand_mov): Don't call
17309 alpha_legitimize_address unless mode is Pmode.
17311 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
17313 * doc/md.texi (Modifiers): Document the '*' constraint for the
17316 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
17317 * doc/extend.texi (Function Attributes): 'interrupt' is valid
17320 2002-01-13 Richard Henderson <rth@redhat.com>
17322 * reload.c (find_reloads): Use a hard reg destination as reload reg
17323 for an input reload of the source.
17325 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17327 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
17330 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
17332 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
17333 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
17335 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
17337 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17339 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
17341 2002-01-12 Tom Rix <trix@redhat.com>
17343 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
17346 2002-01-12 Richard Henderson <rth@redhat.com>
17348 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
17350 * doc/invoke.texi: Update Alpha options.
17352 * doc/invoke.texi: Update i386 built-in function lists.
17354 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
17356 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
17357 referencing outside.
17359 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17361 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
17362 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
17363 offsets, and change line folding.
17364 * optabs.c (expand_binop): Remove warnings.
17365 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
17367 2002-01-12 Graham Stott <grahams@redhat.com>
17369 * attribs.c (handle_deprecated_attribute): constify WHAT.
17370 * diagnostic.c (warn_deprecated_use): Add braces, fixes
17371 dangling else warning and constify WHAT.
17372 * except.h (struct function, struct inline_remap): Move
17373 struct tag forward defs before all prototypes.
17374 (duplicate_eh_regions): Whitespace.
17376 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
17378 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
17379 MODE_BASE_REG_CLASS.
17380 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
17382 2002-01-12 Richard Henderson <rth@redhat.com>
17384 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
17385 (ix86_expand_vector_move): New.
17386 (bdesc_2arg): Remove andps, andnps, orps, xorps.
17387 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
17388 Remove old prefetch builtins. Special case the logicals removed above.
17389 (ix86_expand_builtin): Likewise.
17390 (safe_vector_operand): Use V4SFmode, not TImode.
17391 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
17392 (ix86_expand_timode_binop_builtin): New.
17393 * config/i386/i386-protos.h: Update.
17394 * config/i386/i386.h (enum ix86_builtins): Update.
17395 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
17396 Use ix86_expand_vector_move in vector move expanders.
17397 (movti_internal, movti_rex64): Add xorps alternative.
17398 (sse_clrv4sf): Rename and adjust from sse_clrti.
17399 (prefetch): Don't work so hard.
17400 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
17401 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
17402 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
17404 2002-01-11 Richard Henderson <rth@redhat.com>
17406 * config/i386/mmintrin.h: New file.
17407 * config/i386/xmmintrin.h: New file.
17408 * config.gcc (i?86-*-*): Add extra_headers.
17409 * simplify-rtx.c (simplify_unary_operation): Handle saturating
17411 (simplify_binary_operation): Handle saturating arithmetic codes.
17412 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
17413 not the lowpart subreg.
17414 (ix86_expand_builtin): Return a TImode dummy register instead of 0
17416 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
17418 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17420 * conflict.c (conflict_graph_compute): Free regsets when finished.
17421 * ssa.c (compute_coalesced_reg_partition): Likewise.
17423 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17425 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
17426 every where we allocate a register.
17428 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17430 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
17431 * lcm.c (compute_earliest, compute_farthest): Likewise.
17433 2002-01-11 Janis Johnson <janis187@us.ibm.com>
17435 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
17437 2002-01-11 Janis Johnson <janis187@us.ibm.com>
17439 * doc/rtl.texi (Insns): Fix 2 typos.
17441 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
17443 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
17444 options. Use @table @gcctabopt for MMIX options. Add index
17445 entries for MMIX options. Start new paragraph with first
17446 heading of the machine-dependent options.
17448 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
17451 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
17452 * combine.c (force_to_mode): Same.
17453 * reload1.c (clear_reload_reg_in_use): Same.
17455 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
17457 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
17460 2002-01-11 Andreas Jaeger <aj@suse.de>,
17461 Brad Lucier <lucier@math.purdue.edu>
17463 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
17466 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
17468 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
17469 Protect with IN_LIBGCC.
17470 (LINK_EH_SPEC): Add required trailing space.
17472 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
17474 * c-tree.h: Move function declarations so that they are listed
17475 under the filename which contains them.
17476 (check_identifier, finish_decl_top_level,
17477 lookup_name_current_level_global, shadow_record_fields): Remove.
17479 2002-01-11 Andreas Jaeger <aj@suse.de>
17481 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
17484 2002-01-10 Richard Henderson <rth@redhat.com>
17486 * config/alpha/alpha.c (print_operand): Add 'J'.
17487 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
17488 new operand with the sequence number for the lituse. When splitting
17489 the insns, use gen_movdi_er_high_g and generate a sequence number.
17490 (gen_movdi_er_high_g): Print the sequence number if non-zero.
17492 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
17494 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
17495 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
17497 (altivec_expand_builtin): Same.
17498 (altivec_expand_stv_builtin): New.
17500 * config/rs6000/rs6000.h (rs6000_builtins): Same.
17502 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
17503 ("altivec_lvehx"): New.
17504 ("altivec_lvewx"): New.
17505 ("altivec_lvxl"): New.
17506 ("altivec_lvx"): New.
17507 ("altivec_stvx"): New.
17508 ("altivec_stvebx"): New.
17509 ("altivec_stvehx"): New.
17510 ("altivec_stvewx"): New.
17511 ("altivec_stvxl"): New.
17513 2002-01-10 Richard Henderson <rth@redhat.com>
17515 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
17516 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
17517 care not to delete instructions twice.
17519 2002-01-10 Zack Weinberg <zack@codesourcery.com>
17521 * toplev.c: Don't declare environ (it's not used anywhere).
17522 * configure.in: Don't check for declaration of environ.
17523 * config/i386/xm-mingw32.h: Don't #define environ.
17524 * config.in, configure: Regenerate.
17526 2002-01-10 Zack Weinberg <zack@codesourcery.com>
17528 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
17529 * configure: Regenerate.
17531 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
17532 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
17533 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
17535 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
17536 LIMITS_H_TEST here, not in m68k/x-next.
17537 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
17538 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
17540 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
17541 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
17542 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
17544 * config/i386/x-djgpp: Renamed i386/t-djgpp.
17545 * config/m88k/x-dolph: Renamed m88k/t-dolph.
17546 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
17547 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
17548 replacement of quadlib.asm with quadlib.c.
17550 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
17551 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
17552 config/rs6000/xm-beos.h: Delete file.
17554 * config.gcc: Update to match above changes.
17556 2002-01-10 Kazu Hirata <kazu@hxi.com>
17558 * config/h8300/h8300.h: Fix comment typos.
17559 * config/h8300/h8300.md: Likewise.
17560 * config/h8300/lib1funcs.asm: Likewise.
17562 2002-01-10 Dale Johannesen <dalej@apple.com>
17564 PR optimization/5269
17565 * unroll.c (precondition_loop_p): Make *increment be the correct
17566 sign when n_iterations known, to avoid confusing caller.
17568 2002-01-10 Kazu Hirata <kazu@hxi.com>
17570 * doc/extend.texi (deprecated): Fix a typo.
17572 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
17574 * basic-block.h (update_br_prob_note): Declare.
17575 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
17576 (try_forward_edges): Care negative frequencies and update note.
17577 (outgoing_edges_match): Tweek conditional merging heuristics.
17578 (try_crossjump_to_edge): use update_br_prob_note.
17579 * cfglayout.c (fixup_reorder_chain): Likewise.
17580 * cfrtl.c (update_br_prob_note): New.
17581 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
17583 * i386.c (ix86_decompose_address): Return -1 if address contains
17585 (legitimate_address_p): Require ix86_decompose_address to return 1.
17587 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
17588 (cprop_insn): Likewise.
17590 2002-01-10 Kazu Hirata <kazu@hxi.com>
17592 * toplev.c: Fix formatting.
17593 * tree.c: Likewise.
17594 * tree-dump.c: Likewise.
17595 * unroll.c: Likewise.
17596 * unwind-dw2.c: Likewise.
17597 * unwind-dw2-fde.c: Likewise.
17598 * unwind-dw2-fde-glibc.c: Likewise.
17599 * unwind-sjlj.c: Likewise.
17601 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
17603 * doc/invoke.texi: Document PDP-11 options.
17605 2002-01-10 Kazu Hirata <kazu@hxi.com>
17607 * config/h8300/h8300.h: Fix formatting.
17609 2002-01-10 Ira Ruben <ira@apple.com>
17611 Add __attribute__ ((deprecated)).
17612 * extend.texi: Document __attribute__ ((deprecated)).
17613 * invoke.texi: Document -Wno-deprecated-declarations.
17614 * testsuite/g++.dg/other/deprecated.C: New C++ test.
17615 * testsuite/gcc.dg/deprecated.c: New C test.
17616 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
17617 (c_common_attribute_table): Add "deprecated" entry.
17618 (handle_deprecated_attribute): New function.
17619 * c-decl.c (deprecated_states): New enum.
17620 deprecated_state: State of "deprecated" handling.
17621 (start_decl): Set deprecated_state based on attributes.
17622 (grokdeclarator): Test for deprecated uses, propagate attribute.
17623 * c-typeck.c (build_component_ref): Test for deprecated fields.
17624 (build_external_ref): Test for deprecated primaries.
17625 * diagnostic.c (warn_deprecated_use) New function to issue
17626 warnings about __attribute__ ((depricated)) references.
17627 * flags.h (warn_deprecated_decl): Extern declared for
17628 -W[no-]deprecated-declarations option.
17629 * print-tree.c (print_node): Show deprecated flag status.
17630 * toplev.c (warn_deprecated_decl): Defined.
17631 (W_options): Added "deprecated-declaration".
17632 * toplev.h (warn_deprecated_use): Extern declared.
17633 * tree.h (struct tree_common): Define deprecated_flag.
17634 (TREE_DEPRECATED): New macro to access flag.
17635 * cp/call.c (build_call): Test for deprecated calls.
17636 * cp/class.c (add_implicitly_declared_members): Set global
17637 flag to tell grokdeclarator to not issue deprecated warnings.
17638 * cp/cp-tree.h: Add extern for adding_implicit_members.
17639 * cp/decl.c (deprecated_states): New enum.
17640 (start_decl): Set deprecated_state based on attributes.
17641 (grokdeclarator): Test for deprecated uses, propagate attribute.
17642 * cp/lex.c (do_identifier): Test for deprecated primaries.
17643 * cp/typeck.c (build_component_ref): Test for deprecated fields.
17645 2002-01-10 Ira Ruben <ira@apple.com>
17647 Fix to assign attributes to inline member functions.
17648 * cp/decl.c (start_method): Handle attrlist.
17650 2002-01-10 Kazu Hirata <kazu@hxi.com>
17652 * combine.c (expand_field_assignment): Use subreg_lsb().
17654 2002-01-10 David Edelsohn <edelsohn@gnu.org>
17656 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
17657 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
17658 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
17659 Recurse for any operand of AND as long as constant is non-zero.
17661 2002-01-10 Kazu Hirata <kazu@hxi.com>
17663 * config/h8300/h8300.md: Remove constraints from expanders.
17665 2002-01-10 Kazu Hirata <kazu@hxi.com>
17667 * varasm.c: Fix formatting.
17668 * varray.c: Likewise.
17669 * vmsdbgout.c: Likewise.
17670 * xcoffout.c: Likewise.
17672 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
17674 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
17675 update edge probabilities to match.
17677 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
17679 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
17681 * doc/languages.texi, doc/sourcebuild.texi: New files.
17682 * doc/configfiles.texi: Make a subsubsection. Update.
17683 * doc/configterms.texi: Add @node. Remove warning that this isn't
17684 instructions for building GCC.
17685 * doc/makefile.texi: Make a subsection.
17686 * doc/gccint.texi: Update.
17688 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
17690 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
17692 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
17694 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
17696 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
17698 * optabs.c (expand_fix): Look for wider integer modes first.
17700 * i386.md (mov?f): Avoid the fake const double trick for medium
17702 (min?f*/max?f*): Prohibit memory operands for i387 variant.
17703 (fop_df_4): Disable for SSE compilation.
17705 2002-01-10 Graham Stott <grahams@redhat.com>
17707 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
17708 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
17710 2002-01-10 Richard Henderson <rth@redhat.com>
17712 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
17714 2002-01-10 Richard Henderson <rth@redhat.com>
17716 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
17717 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
17719 2002-01-10 Kazu Hirata <kazu@hxi.com>
17721 * combine.c (can_combine_p): Fix a comment typo.
17723 2002-01-09 Zack Weinberg <zack@codesourcery.com>
17725 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
17726 empty list correctly. Change loop index $t to $f for
17727 consistency with rest of Makefile.
17729 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
17731 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
17732 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
17734 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
17735 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
17736 (altivec_init_builtins): Same.
17737 (altivec_expand_unop_builtin): Return NULL_RTX on error.
17738 (altivec_expand_binop_builtin): Same.
17739 (altivec_expand_ternop_builtin): Same.
17742 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
17743 ("altivec_vctuxs"): Fix typo.
17744 ("altivec_vnmsubfp"): Same.
17745 ("altivec_dssall"): New.
17746 ("altivec_mfvscr"): New.
17747 ("altivec_dss"): New.
17748 ("altivec_lvsl"): New.
17749 ("altivec_lvsr"): New.
17750 ("altivec_dstt"): New.
17751 ("altivec_dstst"): New.
17752 ("altivec_dststt"): New.
17753 ("altivec_dst"): New.
17755 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
17756 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
17758 2002-01-09 Richard Henderson <rth@redhat.com>
17760 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
17762 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
17764 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
17766 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
17768 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
17770 2002-01-09 Kazu Hirata <kazu@hxi.com>
17772 * read-rtl.c: Fix formatting.
17773 * real.c: Likewise.
17774 * regclass.c: Likewise.
17775 * regrename.c: Likewise.
17776 * reg-stack.c: Likewise.
17777 * reload1.c: Likewise.
17778 * reload.c: Likewise.
17781 2002-01-09 Kazu Hirata <kazu@hxi.com>
17783 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
17784 to extract items in the expr_list chain.
17786 2002-01-09 Richard Henderson <rth@redhat.com>
17788 * config/vax/vax.c (vax_rtx_cost): Never abort.
17790 * config/vax/vax.h (REAL_ARITHMETIC): Define.
17792 2002-01-09 Jan Hubicka <jh@suse.cz>
17794 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
17796 2002-01-09 Richard Henderson <rth@redhat.com>
17798 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
17799 Unify code from various alternatives.
17801 2002-01-09 Richard Henderson <rth@redhat.com>
17803 * regrename.c (copy_value): Ignore the copy if the source register
17804 is present in the value chain with a narrower mode.
17806 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17808 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
17809 for the c4x target. Also improve layout.
17811 2002-01-09 Richard Henderson <rth@redhat.com>
17813 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
17814 * config/m32r/m32r.md (and ior xor splitters): Swap operands
17815 to match insn patterns.
17817 2002-01-09 Richard Henderson <rth@redhat.com>
17819 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
17820 (copyprop_hardreg_forward_1): Likewise.
17822 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
17824 * pa.md (decrement_and_branch_until_zero): Change predicate for
17825 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
17827 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
17829 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
17830 gets undefined. For Darwin.
17832 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17834 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
17836 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17838 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
17840 2002-01-08 Richard Henderson <rth@redhat.com>
17842 * regrename.c (copy_value): Ignore overlapping copies.
17844 2002-01-08 Richard Henderson <rth@redhat.com>
17846 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
17847 as needed to avoid shared structure.
17849 2002-01-08 Kazu Hirata <kazu@hxi.com>
17851 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
17854 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17856 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
17857 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
17858 documentation of obsolete macros.
17859 * system.h: Poison these macros.
17860 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
17861 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
17862 config/c4x/c4x.h, config/clipper/clipper.h,
17863 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
17864 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
17865 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
17866 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
17867 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
17868 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
17869 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
17870 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
17871 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
17872 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
17873 config/sparc/sparc.h, config/stormy16/stormy16.h,
17874 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
17875 definitions and commented out definitions of obsolete macros.
17876 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
17877 of MAX_INT_TYPE_SIZE.
17879 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
17881 * config/s390/s390.c (s390_preferred_reload_class): Never
17882 return ADDR_REGS if it isn't a subset of the given class.
17883 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
17884 FP_REGS, but all superclasses as well.
17886 * config/s390/s390.c (s390_function_profiler): Fix thinko.
17888 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
17889 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
17890 must not be a const_int.
17892 2002-01-08 Richard Henderson <rth@redhat.com>
17894 * Makefile.in (toplev.o): Depend on options.h.
17895 (gcc.o): Depend on specs.h.
17897 2002-01-08 Jakub Jelinek <jakub@redhat.com>
17899 * expr.c (store_expr): Convert VOIDmode constants back to target's
17902 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17904 * doc/invoke.texi: Markup gcc as @command. Refer to
17905 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
17906 of http://gcc.gnu.org/thanks.html.
17908 2002-01-08 Dale Johannesen <dalej@apple.com>
17910 * config/rs6000/rs6000.md: Add missing int register
17911 target case to movdf_low.
17913 2002-01-08 Zack Weinberg <zack@codesourcery.com>
17915 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
17916 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
17917 (cppinit.o): Depend on except.h.
17918 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
17919 s-specs): New rules.
17921 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
17922 Don't create specs.h/options.h/gencheck.h here. Remove
17923 unnecessary variable settings from last argument of AC_OUTPUT.
17924 * config.in, configure: Regenerate.
17925 * intl.c: Hardcode package name as "gcc".
17927 * cppinit.c: Include except.h.
17928 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
17930 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
17931 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
17932 (!)USING_SJLJ_EXCEPTIONS.
17933 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
17935 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17937 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
17938 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
17939 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
17940 documentation of obsolete macros.
17941 * system.h: Poison these macros.
17942 * config/d30v/d30v.h, config/ns32k/encore.h,
17943 config/stormy16/stormy16.h: Remove definitions and commented out
17944 definitions of obsolete macros.
17946 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
17948 * objc/objc-act.c (handle_class_ref): Mark the declaration of
17949 %sobjc_class_ref_%s as used - to prevent unwanted compiler
17952 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
17954 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
17955 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
17956 to insn adjusting stack/frame pointer.
17957 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
17958 accept operands that cause the insn to be non-splittable.
17960 2002-01-08 Graham Stott <grahams@redhat.com>
17962 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
17963 (C_TYPE_FIELDS_VOLATILE): Likewise.
17964 (C_TYPE_BEING_DEFINED): Likewise.
17965 (C_IS_RESERVED_WORD): Likewise.
17966 (C_TYPE_VARIABLE_SIZE): Likewise.
17967 (C_DECL_VARIABLE_SIZE): Likewise.
17968 (C_MISSING_PROTOTYPE_WARNED): Likewise.
17969 (C_SET_EXP_ORIGINAL_CODE): Likewise.
17970 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
17972 (C_DECL_ANTICIPATED): Likewise.
17973 (c_build_type_variant): Add parenthesis.
17975 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17977 * gcc.c (option_map): Remove --version.
17978 (process_command): Handle -fversion following the GNU Coding
17979 Standards. Partially addresses PR other/704.
17981 2002-01-08 Graham Stott <grahams@redhat.com>
17983 * combine.c (combine_instructions): Fix typo.
17985 2002-01-08 Graham Stott <grahams@redhat.com>
17987 * debug.h: Use "tree" and "rtx" throughout.
17989 * debug.c: Likewise.
17991 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
17993 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
17994 constant pool, use the pool's version of the symbol instead.
17996 2002-01-07 Richard Henderson <rth@redhat.com>
17998 * regrename.c (find_oldest_value_reg): Ignore the value chain if
17999 the original register was copied in a mode with a fewer number of
18000 hard registers than the desired mode.
18001 (copyprop_hardreg_forward_1): Likewise.
18002 (debug_value_data): Fix loop test.
18003 * toplev.c (parse_options_and_default_flags): Reenable
18004 -fcprop-registers at -O1.
18006 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
18008 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
18009 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
18011 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
18014 * config/rs6000/rs6000.md: Add altivec predicate patterns.
18016 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
18018 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
18019 (pa_output_function_prologue): Output local label at the beginning of
18020 the prologue when profiling.
18021 (hppa_profile_hook): Use the local label rather than the function label.
18022 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
18024 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
18026 * config/rs6000/rs6000.c (print_operand): Remove extra space.
18027 (altivec_expand_unop_builtin): Fix thinko.
18028 (altivec_expand_binop_builtin): Same.
18029 (altivec_expand_ternop_builtin): Same.
18030 (altivec_expand_builtin): Same.
18032 2002-01-07 Richard Henderson <rth@redhat.com>
18034 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
18036 2002-01-07 Jason Merrill <jason@redhat.com>
18038 * unwind-dw2.c (execute_cfa_program): Use < again.
18040 2002-01-07 Jakub Jelinek <jakub@redhat.com>
18042 * predict.c (combine_predictions_for_insn): Avoid division by zero.
18044 2002-01-07 Jakub Jelinek <jakub@redhat.com>
18046 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
18047 Don't allow -1 - x -> ~x simplifications in the first pass.
18049 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
18051 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
18053 (altivec_expand_binop_builtin): Same.
18054 (altivec_expand_unop_builtin): Same.
18055 (print_operand): Fix typo.
18056 (bdesc_1arg): Add vupk* variants.
18058 * rs6000.h (rs6000_builtins): Add vupk* enums.
18060 * rs6000.md: Add altivec_vupk* variants.
18062 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
18064 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
18065 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
18066 and last update dates.
18068 2002-01-07 Janis Johnson <janis187@us.ibm.com>
18070 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
18072 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
18074 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
18075 * config/avr/avr.h (CPP_SPEC): Likewise.
18076 (LINK_SPEC): Likewise.
18077 (CRT_BINUTILS_SPECS): Likewise.
18078 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
18079 * doc/invoke.texi (AVR Options): Document them.
18081 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
18083 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
18086 2002-01-07 Graham Stott <grahams@redhat.com>
18088 * config/i386/i386.h: Update copyright date.
18089 (HALF_PIC_PTR): Add parenthesis.
18090 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
18091 (CONSTANT_ALIGNMENT): Add parenthesis.
18092 (DATA_ALIGNMENT): Likewise.
18093 (LOCAL_ALIGNMENT): Likewise.
18094 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
18095 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
18096 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
18097 (HARD_REGNO_NREGS): Add paranethesis.
18098 (VALID_SSE_REG_MODE): Whitespace.
18099 (VALID_MMX_REG_MODE): Whitespace.
18100 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
18101 (ix86_hard_regno_mode_ok): Add parenthesis.
18102 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
18103 (RETURN_IN_MEMORY): Whitespace.
18104 (N_REG_CLASSES): Add parenthesis.
18105 (INTEGER_CLASS_P): Add parenthesis and wrap.
18106 (FLOAT_CLASS_P): Likewise.
18107 (SSE_CLASS_P): Likewise.
18108 (MMX_CLASS_P): Likewise.
18109 (MAYBE_INTEGER_CLASS_P): Likewise.
18110 (MAYBE_FLOAT_CLASS_P): Likewise.
18111 (MAYBE_SSE_CLASS_P): Likewise.
18112 (MAYBE_MMX_CLASS_P): Likewise.
18113 (Q_CLASS_P): Likewise.
18114 (GENERAL_REGNO_P): Uppercase macro parameter.
18115 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
18116 (FP_REGNO_P): Likewise.
18117 (ANY_FP_REGNO_P): Uppercase macro parameter.
18118 (SSE_REGNO_P): Likewise.
18119 (SSE_REGNO): Likewise.
18120 (SSE_REG_P): Likewise.
18121 (SSE_FLOAT_MODE_P): Likewise.
18122 (MMX_REGNO_P): Likewise.
18123 (MMX_REG_P):Likewise.
18124 (STACK_REG_P): Likewise.
18125 (NON_STACK_REG_P): Likewise.
18126 (STACK_TOP_P): Likewise.
18127 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
18128 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
18129 (SECONDARY_MEMORY_NEEDED): Likewise.
18130 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
18131 (MD_ASM_CLOBBERS): Whitespace and wrap.
18132 (MUST_PASS_IN_STACK): Whitespace and wrap.
18133 (RETURN_POPS_ARGS): Add parenthesis.
18134 (INIT_CUMULATIVE_ARGS): Likewise.
18135 (FUNCTION_ARG): Likewise.
18136 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
18137 (SETUP_INCOMING_VARARGS): Likewise.
18138 (BUILD_VA_LIST_TYPE): Add parenthesis.
18139 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
18141 (EXPAND_BUILTIN_VA_ARG): Likewise.
18142 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
18143 (INITIALIZE_TRAMPOLINE): Add parenthesis.
18144 (INITIAL_ELIMINATION_OFFSET): Likewise.
18145 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
18146 (REGNO_OK_FOR_BASE_P): Likewise.
18147 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
18148 (REGNO_OK_FOR_DIREG_P): Likewise.
18149 (REG_OK_FOR_INDEX_P): Whitespace.
18150 (REG_OK_FOR_BASE_P): Whitespace.
18151 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
18153 (FIND_BASE_TERM): Fix typo.
18154 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
18155 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
18156 (SYMBOLIC_CONST; Whitespace.
18157 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
18158 (ENCODE_SECTION_INFO): Whitespace.
18159 (FINALIZE_PIC): Remove do { ... } while (0).
18160 (PROMOTE_MODE): Wrap in do { ... } while (0).
18161 (CONST_COSTS): Whitespace.
18162 (RTX_COSTS): Add paramethesis, whitespace and wrap.
18163 (REGISTER_MOVE_COST): Add parenthesis.
18164 (MEMORY_MOVE_COST): Likewise.
18165 (EXTRA_CC_MODES): Whitespace.
18166 (SELECT_CC_MODE): Add parenthesis and whitespace.
18167 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
18168 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
18169 (ASM_OUTPUT_LABEL): Add paramethesis.
18170 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
18171 (ASM_OUTPUT_REG_POP): Likewise.
18172 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
18173 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
18175 * config/i386/i386.c: Update copyright.
18176 (CHECK_STACK_LIMIT): Add parenthesis.
18177 (AT_BP): Uppercase macro parameter.
18178 (x86_64_int_parameter_registers): Constify.
18179 (x86_64_int_return_registers): Likewise.
18180 (ix86_compare_op0): Use rtx.
18181 (construct_container): Constify INTREG parameter.
18182 (function_arg): Use rtx.
18184 * diagnostic.h: Update copyright date.
18185 (output_buffer_state): Add parenthesis.
18186 (output_buffer_format_args): Likewise.
18188 * combine.c (combine_instructions): Replace XEXP (links, 0)
18191 2002-01-06 H.J. Lu <hjl@gnu.org>
18193 * cfgcleanup.c (thread_jump): Fix 2 typos.
18195 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
18197 * config.gcc: Add support for --enable-altivec.
18199 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
18201 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
18203 2002-01-06 Jakub Jelinek <jakub@redhat.com>
18205 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
18206 __objc_class_name_*.
18208 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
18210 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
18212 2002-01-06 Richard Henderson <rth@redhat.com>
18214 * reorg.c (emit_delay_sequence): Remove death notes, not merely
18215 nop them out. Increment label reference count for REG_LABEL.
18216 (fill_slots_from_thread): Frob label reference count around
18217 delete_related_insns.
18219 2002-01-05 Richard Henderson <rth@redhat.com>
18221 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
18224 2002-01-05 Richard Henderson <rth@redhat.com>
18226 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
18227 * integrate.c (output_inline_function): Likewise.
18228 * toplev.c (rest_of_compilation): Do it here instead. Move call
18229 to remove_unnecessary_notes after emitting abstract instance.
18230 Force an emitted nested function to have its parent emited as well.
18231 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
18233 (rtl_for_decl_location): Do not look at reload data structures
18234 before reload has run.
18236 2002-01-05 Kazu Hirata <kazu@hxi.com>
18238 * cse.c: Fix formatting.
18239 * dwarf2asm.c: Likewise.
18240 * dwarf2out.c: Likewise.
18241 * explow.c: Likewise.
18242 * expmed.c: Likewise.
18243 * function.c: Likewise.
18244 * gcov.c: Likewise.
18245 * gencheck.c: Likewise.
18246 * genrecog.c: Likewise.
18247 * ggc-common.c: Likewise.
18248 * ggc-page.c: Likewise.
18249 * global.c: Likewise.
18251 2002-01-05 Kazu Hirata <kazu@hxi.com>
18253 * combine.c: Fix formatting.
18255 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
18258 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
18260 2002-01-05 David Edelsohn <edelsohn@gnu.org>
18262 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
18263 as 1 for __powerpc64__ as well.
18265 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
18267 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
18270 2002-01-05 Daniel Berlin <dan@dberlin.org>
18272 * lcm.c: Revert change, due to performance regression it causes on
18273 SPEC because it's slightly more conservative (sigh, I hate
18276 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
18278 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
18280 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
18282 * doc/cppinternals.texi: Update.
18284 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
18286 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
18287 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
18289 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
18290 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
18291 kludge for pre-october-14th mmix versions to handle new-found bug
18292 with PUSHJ/PUSHGO and the register stack.
18293 * config/mmix/mmix.h (struct machine_function): Rename member
18294 has_call_value_without_parameters to has_call_without_parameters.
18295 All referers changed.
18296 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
18297 TARGET_MASK_BRANCH_PREDICT): New macros.
18298 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
18299 -mno-reg-stack-fill-bug-workaround.
18300 * config/mmix/mmix.md ("call"): Set struct machine member
18301 has_call_without_parameters.
18303 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
18305 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
18307 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
18309 * cfgcleanup.c: Include tm_p.h
18310 (mark_effect): Fix handling of hard register; fix handling of SET
18312 2002-01-04 Kazu Hirata <kazu@hxi.com>
18314 * config/h8300/h8300.md (anonymous patterns): Check that
18315 operands are registers before using REGNO on them.
18317 2002-01-03 Roland McGrath <roland@frob.com>
18319 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
18321 2002-01-04 Jakub Jelinek <jakub@redhat.com>
18323 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
18324 * c-common.h (genrtl_expr_stmt_value): Likewise.
18325 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
18326 (expand_expr_stmt_value): Add maybe_last argument.
18327 Don't warn about statement with no effect if it is the last statement
18328 in expression statement.
18329 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
18330 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
18331 expand_expr_stmt_value.
18332 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
18333 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
18334 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
18335 as maybe_last to expand_expr_stmt_value.
18337 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
18339 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
18340 be passed in, do not build it.
18341 (c_begin_if_stmt): New function.
18342 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
18343 * c-common.h (c_expand_start_cond): Update prototype.
18344 (c_begin_if_stmt): Prototype new function.
18345 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
18346 * c-parse.in (if_prefix): Use c_begin_if_stmt,
18347 c_begin_while_stmt and c_finish_while_stmt_cond.
18349 2002-01-04 William Cohen <wcohen@redhat.com>
18351 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
18352 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
18353 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
18354 * config/pa/som.h (ASM_FILE_START): Likewise.
18356 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
18358 * lcm.c: Include df.h.
18359 Add available_transfer_function prototype.
18360 (compute_available): Rework to use iterative dataflow framework.
18361 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
18362 with bb_info in df.h
18363 (available_transfer_function): New function.
18365 * Makefile.in (lcm.o): add df.h to dependencies.
18367 2002-01-04 Richard Henderson <rth@redhat.com>
18369 * config/alpha/alpha.c (some_operand): Accept HIGH.
18370 (input_operand): Likewise; accept simple references to globals.
18371 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
18372 (alpha_const_double_ok_for_letter_p): Likewise.
18373 (alpha_extra_constraint): Likewise.
18374 (alpha_preferred_reload_class): Likewise. Do not force
18375 symbolic constants to memory.
18376 (alpha_legitimate_address_p): Accept simple references
18377 to small_symbolic_operand.
18378 (alpha_legitimize_address): New arg scratch. Be prepared to be
18379 called when no_new_pseudos. Emit simple symbolic references.
18380 Split integers into low, high, and rest.
18381 (alpha_expand_mov): Use alpha_legitimize_address.
18382 (some_small_symbolic_mem_operand): New.
18383 (split_small_symbolic_mem_operand): New.
18384 * config/alpha/alpha-protos.h: Update.
18385 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
18386 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18387 (EXTRA_CONSTRAINT): Likewise.
18388 (PREFERRED_RELOAD_CLASS): Likewise.
18389 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
18390 (PREDICATE_CODES): Update.
18391 * config/alpha/alpha.md: New post-reload splitters to convert
18392 simplfied symbolic operands to the form that references $29.
18393 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
18394 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
18396 2002-01-03 Richard Henderson <rth@redhat.com>
18398 * local-alloc.c (function_invariant_p): Update commentary.
18400 2002-01-04 H.J. Lu <hjl@gnu.org>
18402 * toplev.c (rest_of_compilation): Fix a typo when calling
18405 2002-01-03 Kazu Hirata <kazu@hxi.com>
18407 * c-common.c: Fix formatting.
18408 * diagnostic.c: Likewise.
18409 * doloop.c: Likewise.
18410 * dwarf2out.c: Likewise.
18412 2002-01-03 Kazu Hirata <kazu@hxi.com>
18414 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
18415 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
18417 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
18419 * cpperror.c: Update comments and copyright.
18420 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
18421 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
18423 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
18425 * collect2.c (main): Use strcmp when testing for "-shared".
18427 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
18429 * cppmacro.c: Don't include intl.h. Update comments.
18430 (new_number_token): Allocate enough buffer for 64-bit unsigned
18431 integers; update prototype.
18432 * cppmain.c: Update comments.
18434 2002-01-03 William Cohen <wcohen@redhat.com>
18436 * function.h (struct function): Add profile.
18437 (current_function_profile): New.
18438 doc/extend.texi: Update documentation.
18439 * final.c (final_start_function): Use current_function_profile
18440 instead of profile_flag.
18441 (profile_after_prologue): Likewise.
18442 * function.c (expand_function_start): Likewise.
18443 (expand_function_start): Likewise.
18444 * config/alpha/alpha.c (direct_call_operand):
18445 (alpha_does_function_need_gp): Likewise.
18446 (alpha_expand_prologue): Likewise.
18447 * config/arm/arm.c (arm_expand_prologue): Likewise.
18448 thumb_expand_prologue: Likewise.
18449 * config/d30v/d30v.c (d30v_stack_info): Likewise.
18450 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
18451 (fr30_expand_prologue): Likewise.
18452 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
18453 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
18454 * config/i386/i386.h (FINALIZE_PIC): Likewise.
18455 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
18456 * config/i960/i960.c (i960_output_function_prologue): Likewise.
18457 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
18458 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
18459 (m32r_expand_prologue): Likewise.
18460 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
18461 (m88k_expand_prologue): Likewise.
18462 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
18463 * config/mips/mips.c (compute_frame_size): Likewise.
18464 (mips_expand_prologue): Likewise.
18465 (mips_can_use_return_insn): Likewise.
18466 * config/pa/elf.h (ASM_FILE_START): Likewise.
18467 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
18468 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
18469 * config/pa/som.h (ASM_FILE_START): Likewise.
18470 * config/romp/romp.c (romp_using_r14): Likewise.
18471 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
18472 (rs6000_stack_info): Likewise.
18473 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18474 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
18475 * config/v850/v850.c (compute_register_save_size): Likewise.
18477 2002-01-03 Jakub Jelinek <jakub@redhat.com>
18479 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
18480 gen_lowpart_common fails, use gen_lowpart_SUBREG.
18482 2002-01-03 Turly O'Connor <turly@apple.com>
18484 * darwin.c (machopic_output_possible_stub_label): Don't generate
18485 stub routines for pseudo-stubs which we've just defined.
18487 2002-01-03 Kazu Hirata <kazu@hxi.com>
18489 * builtins.c: Fix formatting.
18490 * c-typeck.c: Likewise.
18491 * combine.c: Likewise.
18492 * expr.c: Likewise.
18493 * loop.c: Likewise.
18495 2002-01-03 Andreas Schwab <schwab@suse.de>
18497 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
18498 and return true if _cpp_push_next_buffer pushed a new include
18500 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
18501 _cpp_pop_file_buffer did not push a new file.
18502 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
18504 2002-01-02 Eric Christopher <echristo@redhat.com>
18506 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
18507 FIND_REG_INC_NOTE call. Update copyright.
18508 * loop.c (canonicalize_condition): Ditto.
18509 * reorg.c (delete_scheduled_jump): Ditto.
18511 2002-01-03 Kazu Hirata <kazu@hxi.com>
18513 * gcse.c: Fix formatting.
18515 2002-01-03 Graham Stott <grahams@redhat.com>
18517 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
18518 forward defs for struct tags rtx_def, union_tree, rtvec_def
18519 also output corresponding typedefs for rtx, tree, and rtvec.
18521 * system.h: Move forward defs for struct tags rtx_def, union_tree,
18522 rtvec_def along with corresponding typedefs for rtx, tree, and
18523 rtvec to config.h, hconfig.h, tconfig.h.
18525 2002-01-03 Graham Stott <grahams@redhat.com>
18527 * tree.h: Update copyright date.
18528 (IS_EXPR_CODE_CLASS): Add parenthesis.
18529 (TREE_SET_CODE): Add whitespace.
18530 (TREE_CHECK): Add parenthesis.
18531 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
18532 (CST_OR_CONSTRUCTOR_CHECK):
18533 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
18534 (TREE_SYMBOL_REFERENCED): Whitespace.
18535 (INT_CST_LT): Likewise.
18536 (INT_CST_LT_UNSIGNED): Likewise.
18537 (tree_real_cst): Unwrap comment.
18538 (tree_string): Likewise.
18539 (tree_complex): Likewise.
18540 (IDENTIFIER_POINTER): correct cast.
18541 (SAVE_EXPR_CONTEXT): Whitespace.
18542 (EXPR_WFL_FILENAME_NODE): Likewise.
18543 (EXPR_WFL_FILENAME): Remove parenthesis.
18544 (DECL_ORIGIN): Add parenthesis.
18545 (DECL_FROM_INLINE): Use NULL_TREE.
18546 (build_int_2): Whitespace.
18547 (build_type_variant): Add parenthesis.
18549 * gcc/jcf-parse.c: Update copyright date.
18550 (yyparse): Constify resource_filename.
18552 2002-01-03 Graham Stott <grahams@redhat.com>
18554 * rtl.h: Update copyright date.
18555 (RTL_CHECK1): Wrap long line.
18556 (RTL_CHECK2): Likewise.
18557 (RTL_CHECKC1): Wrap long line and whitespace.
18558 (RTL_CHECKC2): Likewise.
18559 (XWINT): Whitespace.
18565 (XBITMAP): Likewise.
18567 (XBBDEF): Likewise.
18569 (X0WINT): Likewise.
18571 (X0UINT): Likewise.
18575 (X0MODE): Likewise.
18576 (X0BITMAP): Likewise.
18577 (X0TREE): Likewise.
18578 (X0BBDEF): Likewise.
18579 (X0ADVFLAGS): Likewise.
18580 (X0CSELIB): Likewise.
18581 (X0MEMATTR): Likewise.
18582 (XCWINT): Likewise.
18584 (XCUINT): Likewise.
18588 (XCMODE): Likewise.
18589 (XCBITMAP): Likewise.
18590 (XCTREE): Likewise.
18591 (XCBBDEF): Likewise.
18592 (XCADVFLAGS): Likewise.
18593 (XCCSELIB): Likewise.
18594 (XC2EXP): Likewise.
18595 (INSN_UID): Likewise.
18596 (PREV_INSN): Likewise.
18597 (PATTERN): Likewise.
18598 (INSN_CODE): Likewise.
18599 (PUT_REG_NOTE_KIND): Likewise.
18600 (CODE_LABEL_NUMBER): Likewise.
18601 (NOTE_SOURCE_FILE): Likewise.
18602 (NOTE_BLOCK): Likewise.
18603 (NOTE_EH_HANDLER): Likewise.
18604 (NOTE_RANGE_INFO): Likewise.
18605 (NOTE_LIVE_INFO): Likewise.
18606 (NOTE_BASIC_BLOCK): Likewise.
18607 (NOTE_EXPECTED_VALUE): Likewise.
18608 (NOTE_LINE_NUMBER): Likewise.
18609 (LABEL_NAME): Likewise.
18610 (LABEL_NUSES): Likewise.
18611 (LABEL_ALTERNATE_NAME): Likewise.
18612 (ADDRESSOF_DECL): Likewise.
18613 (JUMP_LABEL): Likewise.
18614 (LABEL_NEXTREF): Likewise.
18616 (ORIGINAL_REGNO: Likewise.
18617 (HARD_REGISTER_NUM_P): Add parenthesis.
18618 (SUBREG_REG): Whitespace.
18619 (SUBREG_BYTE): Likewise.
18620 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
18621 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
18622 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
18623 (ASM_OPERANDS_INPUT_VEC): Likewise.
18624 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
18625 (ASM_OPERANDS_INPUT): Likewise.
18626 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
18627 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
18628 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
18629 (ASM_OPERANDS_INPUT_MODE): Likewise.
18630 (ASM_OPERANDS_SOURCE_FILE): Likewise.
18631 (ASM_OPERANDS_SOURCE_LINE): Likewise.
18632 (MEM_SET_IN_STRUCT_P): Minor reformat.
18633 (TRAP_CONDITION): Whitespace.
18634 (TRAP_CODE): Likewise.
18635 (COND_EXEC_TEST): Likewise.
18636 (COND_EXEC_CODE): Likewise.
18637 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
18638 (PHI_NODE_P): Add parenthesis.
18639 (plus_constant): Whitespace and add parenthesis.
18641 2002-01-03 Kazu Hirata <kazu@hxi.com>
18643 * config/avr/avr.c: Fix comment typos.
18644 * config/c4x/c4x.md: Likewise.
18645 * config/dsp16xx/dsp16xx.h: Likewise.
18646 * config/dsp16xx/dsp16xx.md: Likewise.
18647 * config/i386/i386.md: Likewise.
18648 * config/ia64/ia64.c: Likewise.
18649 * config/m32r/m32r.h: Likewise.
18650 * config/m68hc11/m68hc11.md: Likewise.
18651 * config/mmix/mmix.c: Likewise.
18652 * config/mn10200/mn10200.c: Likewise.
18653 * config/romp/romp.c: Likewise.
18654 * config/sh/sh.c: Likewise.
18655 * config/stormy16/stormy16.c: Likewise.
18656 * config/stormy16/stormy16.h: Likewise.
18657 * config/stormy16/stormy16.md: Likewise.
18659 2002-01-03 Graham Stott <grahams@redhat.com>
18661 * loop.h: Update copyright date.
18662 (LOOP_MOVABLES): Fix typo.
18663 (LOOP_REGS): Likewise.
18664 (LOOP_IVS): Likewise.
18666 2002-01-03 Graham Stott <grahams@redhat.com>
18668 * cppinit.c: Update copyright date.
18669 Don't include output.h
18670 * Makefile.in: Update copyright date.
18673 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
18676 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
18677 (-pthread) Add to RS/6000 options.
18679 2002-01-02 Kazu Hirata <kazu@hxi.com>
18681 * except.c: Fix comment typos.
18682 * loop.c: Likewise.
18683 * varasm.c: Likewise.
18684 * doc/tm.texi: Fix a typo.
18686 2002-01-02 Jakub Jelinek <jakub@redhat.com>
18688 * c-typeck.c (output_init_element): Allow initializing static storage
18689 duration objects with compound literals.
18691 2002-01-02 Richard Henderson <rth@redhat.com>
18693 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
18696 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18698 * gcc.c (default_compilers): Const-ify.
18699 * mips-tdump.c (stab_names): Likewise.
18700 * mips-tfile.c (map_coff_types, map_coff_storage,
18701 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
18702 pseudo_ops_t, pseudo_ops): Likewise.
18703 * protoize.c (default_include): Likewise
18705 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
18706 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
18707 Add array size in declaration.
18708 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
18709 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
18710 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
18711 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
18712 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
18713 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
18714 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
18715 emtens, make_nan): Const-ify.
18716 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
18717 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
18719 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
18721 * config.gcc (ia64-*-*): Set extra_headers.
18722 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
18723 * config/alpha/t-osf: Remove.
18724 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
18726 2002-01-02 David Edelsohn <edelsohn@gnu.org>
18728 * config/rs6000/t-aix43: Revert previous change.
18730 2002-01-02 Jason Merrill <jason@redhat.com>
18732 * c-decl.c (c_expand_body): Call outlining_inline_function when
18733 emitting an inline function out of line.
18735 2002-01-02 Richard Henderson <rth@redhat.com>
18737 * dwarf2out.c (limbo_die_node): Add created_for member.
18738 (new_die): New argument created_for. Update all callers.
18739 (mark_limbo_die_list): New.
18740 (dwarf2out_init): Register limbo_die_list as a root.
18741 (dwarf2out_finish): Force insert limbo dies into their function
18744 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
18747 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
18749 2002-01-02 Kazu Hirata <kazu@hxi.com>
18751 * config/h8300/fixunssfsi.c: Update copyright.
18754 * config/h8300/h8300.c: Update copyright.
18755 Eliminate warnings.
18757 2002-01-02 Kazu Hirata <kazu@hxi.com>
18759 * config/romp/romp.c: Fix comment formatting.
18760 * config/romp/romp.h: Likewise.
18761 * config/romp/romp.md: Likewise.
18762 * config/s390/s390.c: Likewise.
18763 * config/stormy16/stormy16.c: Likewise.
18764 * config/stormy16/stormy16.h: Likewise.
18766 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
18768 * c-common.h (genrtl_expr_stmt_value): Declare.
18769 * c-semantics.c (genrtl_goto_stmt): Redirect to...
18770 (genrtl_goto_stmt_value): ... this new function. Pass new
18771 argument down to expand_expr_stmt_value, taking
18772 TREE_ADDRESSABLE into account.
18773 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
18774 STMT_EXPR as addressable, i.e., one whose result we want.
18775 * expr.c (expand_expr): Don't save expression statement value
18776 of labeled_blocks or loop_exprs.
18777 * stmt.c (expand_expr_stmt): Redirect to...
18778 (expand_expr_stmt_value): ... this new function. Use new
18779 argument to tell whether to save expression value.
18780 (expand_end_stmt_expr): Reset last_expr_type and
18781 last_expr_value if we don't have either.
18782 * tree-inline.c (declare_return_variable): Mark its use
18783 statement as addressable.
18784 * tree.h: Document new use of TREE_ADDRESSABLE.
18785 (expand_expr_stmt_value): Declare.
18787 2002-01-01 Tom Rix <trix@redhat.com>
18789 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
18790 rs6000_emit_allocate_stack.
18792 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
18794 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
18795 ${srcdir}/ginclude/ to every entry in extra_headers.
18796 * configure: Regenerate.
18797 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
18798 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
18799 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
18800 * ginclude/proto.h: Rename to config/convex/proto.h.
18802 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18804 * attribs.c (handle_vector_size_attribute): Use host_integerp
18805 and tree_int_cst; remove warnings.
18806 * caller-save.c (insert_restore): Add cast to get rid of warning.
18807 (insert_save): Likewise.
18808 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
18809 * regmove.c (find_matches): Add temporary var to kill a warning.
18811 2002-01-01 Douglas B Rupp <rupp@gnat.com>
18813 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
18814 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
18815 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
18816 (vms-dwarf2eh.o): Add Makefile rule.
18817 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
18818 * config/alpha/vms-dwarf2eh.asm: New file.
18820 * gcc.c (delete_if_ordinary): Delete all versions.
18822 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
18824 * config/mmix/mmix.md: Update FIXME to not mention
18826 (MMIX_rJ_REGNUM): New define_constants constant.
18827 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
18828 "*movdicc_real"): Adjust contraints formatting.
18829 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
18830 for branch prediction.
18831 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
18833 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
18834 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
18835 number. Delete related FIXMEs.
18836 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
18837 from number to MMIX_rJ_REGNUM.
18838 (TARGET_MASK_BRANCH_PREDICT): New.
18839 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
18840 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
18841 value. Add -mbranch-predict and -mno-branch-predict.
18842 (TARGET_VERSION): Drop date.
18843 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
18844 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
18845 for finding out global symbols.
18846 (mmix_asm_output_labelref): Revert condition for global symbol.
18847 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
18848 (mmix_print_operand_punct_valid_p): A '+' is valid.
18850 See ChangeLog.6 for earlier changes.