1 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cpphash.h (_cpp_create_definition): Update prototype.
4 (_cpp_push_text_context, _cpp_create_trad_definition): New.
5 ( cpp_lex_identifier_trad): New.
6 (_cpp_set_trad_context): New.
7 * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
8 * cpplib.c (SEEN_EOL): Update.
9 (lex_macro_node): Update for -traditional.
10 (cpp_push_buffer, _cpp_pop_buffer): Similarly.
11 * cppmacro.c (_cpp_create_definition): Split into
12 create_iso_definition() and _cpp_create_trad_definition().
13 (warn_of_redefinition): Update prototype; handle traditional
15 (_cpp_push_text_context): New.
16 * cpptrad.c (skip_whitespace, push_replacement_text): New.
17 (lex_identifier): Call ht_lookup with correct start.
18 (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
19 _cpp_set_trad_context): New.
20 (scan_out_logical_line): Update to handle changing contexts.
22 Wed Jun 5 20:42:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
24 * config.gcc (sh-*-elf*, sh64*-*-elf*): Unify.
26 * config/sh/t-be (MULTILIB_ENDIAN): Set.
27 * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
28 * t-sh (MULTILIB_ENDIAN): Set.
29 (MULTILIB_OPTIONS): Use it.
30 * t-sh64 (MULTILIB_OPTIONS): Likewise.
31 (MULTILIB_DIRNAMES): Likewise.
33 2002-06-05 Gabriel Dos Reis <gdr@codesourcery.com>
35 * toplev.h (report_error_function): Remove.
37 * diagnostic.h (location_t): New datatype.
38 (text_info): Likewise.
39 (diagnostic_info): Likewise.
40 (output_prefix): New macro.
41 (diagnostic_last_function_changed): Likewise.
42 (diagnostic_set_last_function): Likewise.
43 (diagnostic_last_module_changed): Likewise.
44 (diagnostic_set_last_module): Likewise.
45 (report_diagnostic): Now macro.
46 (diagnostic_set_info): Declare.
48 * diagnostic.c (report_problematic_module): Rename to
49 diagnostic_repor_current_module.
50 (set_diagnostic_context): Remove.
51 (count_error): Rename to diagnostic_error_count.
52 (error_function_changed): Remove.
53 (record_last_error_function): Likewise.
54 (error_module_changed): Likewise.
55 (record_last_error_module): Likewise.
56 (context_as_prefix): Rename to diagnostic_build_prefix.
57 (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
58 (diagnostic_set_info): New function.
60 * objc/objc-act.c: #include diagnostic.h
61 (error_with_ivar): Adjust call to count_error.
62 (warn_with_method): Likewise.
63 * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
65 2002-06-05 Bob Wilson <bob.wilson@acm.org>
67 * config/xtensa/xtensa.c (xtensa_build_va_list): Use
68 lang_hooks.types.make_type instead of make_node; set up
69 __va_list_tag type decl.
70 (xtensa_builtin_saveregs): Remove broken use of
71 RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
72 for saved registers; add varargs alias set.
74 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
77 * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
78 * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
79 CPP_PREDEFINES and part of CPP_SPEC.
80 i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
81 i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
83 Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
85 * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
87 2002-06-05 Alan Modra <amodra@bigpond.net.au>
89 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
91 2002-06-04 Zack Weinberg <zack@codesourcery.com>
93 * gengtype-yacc.y: Make sure all rules end with a semicolon.
95 2002-06-04 Bob Wilson <bob.wilson@acm.org>
97 * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
98 typo in function prototype and include "ggc.h" header.
100 2002-06-04 Richard Henderson <rth@redhat.com>
102 * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
103 (print_operand) ['U']: Likewise.
104 (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
105 (alpha_expand_unaligned_store_words): Likewise.
106 (alpha_expand_builtin_vector_binop): Fix typo.
107 (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
108 umulh, and cix insns.
109 (one_arg_builtins): Add cix builtins.
110 (two_arg_builtins): Add ext, ins, msk, umulh builtins.
111 (alpha_expand_builtin): Fix typo in arity.
112 * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
113 (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
114 builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
115 builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
116 builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
117 builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
118 builtin_ctlz, builtin_ctpop): New.
119 * doc/extend.texi (Alpha Built-in Functions): Update.
121 2002-06-04 Geoffrey Keating <geoffk@redhat.com>
123 * gengtype.c (write_gc_root): Don't unnecessarily prevent
124 global variable-length arrays being roots.
126 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
127 * configure.in (config_gtfiles): New variable.
128 (all_gtfiles): Initialise from config_gtfiles.
129 * configure: Regenerate.
131 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
134 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
135 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
136 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
137 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
138 win32.h (CPP_SPEC): Remove cpp_cpu.
139 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
140 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
142 2002-06-04 Janis Johnson <janis187@us.ibm.com>
144 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
146 2002-06-04 Jeff Law <law@redhat.com.
147 David Edelsohn <edelsohn@gnu.org>
148 Michael Matz <matz@kde.org>
150 * sched-int.h (struct deps): New field libcall_block_tail_insn.
151 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
152 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
153 is set, then mark the current insn as being part of a libcall
155 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
157 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
158 insns against the issue rate.
160 Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
162 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
163 * final.c (final_scan_insn): Likewise.
164 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
165 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
166 * haifa-sched.c (unlink_other_notes): Likeewise.
167 (reemit_notes): Likewise.
168 * print-rtl.c (print_rtx): Likewise.
169 * sched-deps (sched-analyze): Likewise.
170 * rtl.c (note_insn_name): Likewise.
171 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
172 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
175 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
177 * varasm.c (mark_constants): Handle RTX format 'B'.
179 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
181 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
182 (struct cpp_context): Add traditional fields.
183 * cppmacro.c (paste_all_tokens, push_ptoken_context,
184 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
185 * cpptrad.c (skip_comment, lex_identifier,
186 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
188 2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
190 * gbl-ctors.h: Fix formatting.
192 * gccspec.c: Likewise.
194 * gcov-io.h: Likewise.
196 * ggc-common.c: Likewise.
198 * ggc-page.c: Likewise.
199 * ggc-simple.c: Likewise.
200 * global.c: Likewise.
202 * gthr-dce.h: Likewise.
204 * gthr-posix.h: Likewise.
205 * gthr-rtems.h: Likewise.
206 * gthr-solaris.h: Likewise.
207 * gthr-win32.h: Likewise.
209 2002-06-03 Geoffrey Keating <geoffk@redhat.com>
211 Merge from pch-branch:
213 * gengtype.h (UNION_OR_STRUCT_P): New macro.
214 * gengtype.c (write_gc_structure_fields): Use it.
215 (write_gc_root): Use it here too.
217 * gengtype.c (write_gc_structure_fields): Assume that lengths
218 of typenames fit into an 'int'; don't pass a size_t to "%d" in
220 (write_gc_marker_routine_for_structure): Likewise.
221 (write_gc_types): Likewise.
222 (write_gc_root): Likewise.
224 * varray.h (VARRAY_CLEAR): New.
225 (varray_clear): Prototype.
226 * varray.c (varray_clear): New.
227 * cselib.c (reg_values_old): New.
228 (used_regs_old): New.
229 (cselib_init): Use cached varrays if available to avoid
230 generating large amounts of garbage.
231 (cselib_finish): Don't throw away old varrays.
233 * final.c (insn_addresses_): Move out of ifdef.
235 * varray.c (uses_ggc): Make more varray kinds GCable.
236 * varray.h (union varray_data_tag): Let gengtype see
237 fields 'generic' and 'te'.
238 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
239 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
240 (reg_to_stack): Don't call VARRAY_FREE.
241 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
242 (insn_addresses_): Use gengtype to mark.
243 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
244 pointers; handle generic pointers in unused union fields.
245 (get_output_file_with_visibility): Include cselib.h,
246 insn-addr.h in gtype-desc.c.
247 * function.c (prologue): Use gengtype to mark.
248 (epilogue): Likewise.
249 (sibcall_epilogue): Likewise.
250 * dependence.c: Include gt-dependence.h, ggc.h.
251 (struct def_use): Use gengtype to mark.
252 (struct loop): Likewise.
253 (struct induction): Likewise.
254 (struct dependence): Likewise.
255 (def_use_chain): Likewise.
256 (dep_chain): Likewise.
257 (loop_chain): Likewise.
258 (induction_chain): Likewise.
259 (init_dependence_analysis): Don't free anything, just clear pointers.
260 (build_def_use): Use GGC to allocate def_use.
261 (add_loop): Use GGC to allocate loop.
262 (find_induction_variable): Use GGC to allocate induction.
263 (check_node_dependence): Use GGC to allocate induction, dependence.
264 (dump_node_dependence): Don't free varrays.
265 (end_dependence_analysis): Likewise.
266 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
267 (struct elt_loc_list): Likewise.
268 (struct elt_list): Likewise.
269 * cselib.c: Don't include obstack.h.
270 (hash_table): Use gengtype to mark.
271 (reg_values): Use gengtype to mark.
272 (used_regs): Use gengtype to mark.
273 (cselib_obstack): Delete.
274 (cselib_startobj): Delete.
275 (empty_vals): Mark as deletable.
276 (empty_elt_lists): Mark as deletable.
277 (empty_elt_loc_lists): Mark as deletable.
278 (new_elt_list): Use GGC to allocate struct elt_list.
279 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
280 (clear_table): Don't delete obstack; don't unnecessarily clear
282 (new_cselib_val): Use GGC to allocate struct cselib_val.
283 (cselib_init): Don't set up obstacks. Use GGC to allocate
285 (cselib_finish): Just clear variables, don't free anything.
286 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
287 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
288 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
289 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
290 (gt-reg-stack.h): New rule.
291 (gt-dependence.h): New rule.
292 (gtype-desc.o): Add cselib.h, insn-addr.h.
294 * varray.c: Use only necessary headers.
297 (varray_init): Take type, not size. Use GGC if appropriate.
298 (varray_grow): Update for change to struct varray_head_tag.
299 Use GGC if appropriate.
300 * varray.h (struct const_equiv_data): Use gengtype.
301 (enum varray_data_enum): New.
302 (union varray_data_tag): Use gengtype.
303 (struct varray_head_tag): Use gengtype. Replace size field with
304 enum varray_data_enum.
305 (varray_init): Update prototype.
306 (VARRAY_SCHED_INIT): Delete.
307 (VARRAY_*_INIT): Update for change to varray_init.
308 (VARRAY_SCHED): Delete.
309 (VARRAY_PUSH_SCHED): Delete.
310 (VARRAY_TOP_SCHED): Delete.
311 * tree.h: Update for change to length specifier.
312 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
313 (clone_body): Likewise.
314 * ssa.h (ssa_definition): Use gengtype to mark.
315 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
316 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
317 * rtl.h (struct rtvec_def): Update for change to length specifier.
318 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
319 (struct initial_value_struct): Update for change to length specifier.
320 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
321 (ggc_add_tree_varray_root): Delete prototype.
322 (ggc_mark_rtx_varray): Delete prototype.
323 (ggc_mark_tree_varray): Delete prototype.
324 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
325 (ggc_add_tree_varray_root): Delete.
326 (ggc_mark_rtx_varray): Delete.
327 (ggc_mark_tree_varray): Delete.
328 (ggc_mark_rtx_varray_ptr): Delete.
329 (ggc_mark_tree_varray_ptr): Delete.
330 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
331 (create_varray): Delete prototype.
332 * gengtype.c (varrays): Delete.
333 (create_varray): Delete.
334 (adjust_field_type): Detect array of string pointers.
335 (process_gc_options): Remove code to handle varray_type option.
336 (set_gc_used_type): Remove TYPE_VARRAY case.
337 (output_escaped_param): New.
338 (write_gc_structure_fields): Use output_escaped_param on all
339 parameters. Handle 'skip' with 'use_param' option. Handle
340 arrays of strings. Remove TYPE_VARRAY handling.
341 (write_gc_roots): Use boolean to detect 'length' option.
342 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
343 (struct_fields): Call adjust_field_type on array fields.
344 (type): Remove VARRAY_TYPE case.
345 (type_option): Likewise.
346 * gengtype-lex.l: Don't consider varray_type a keyword.
347 * function.h: Update for change to length specifier.
348 (free_eh_status): Delete prototype.
349 * function.c (free_after_compilation): Don't call free_eh_status.
350 (reorder_blocks): Don't use VARRAY_FREE.
351 * except.c (struct eh_status): Update for change to length specifier.
352 remove varray_type specifier.
353 (free_eh_status): Delete.
354 * dwarf2out.c: Include gt-dwarf2out.h.
355 (used_rtx_varray): Use gengtype to mark, move
357 (incomplete_types): Likewise.
358 (decl_scope_table): Likewise.
359 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
360 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
361 * c-tree.h (struct lang_type): Update for change to length specifier.
362 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
363 * c-objc-common.c: Include gt-c-objc-common.h.
364 (deferred_fns): Mark for gengtype.
365 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
366 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
367 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
368 (gtype-desc.o): Update dependencies.
369 (dwarf2out.o): Add gt-dwarf2out.h.
370 (varray.o): Update dependencies.
371 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
372 (gt-c-objc-common.h): New rule.
373 (gt-dwarf2out.h): New rule.
374 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
376 * doc/gty.texi (GTY Options): Correct spelling.
377 (GGC Roots): Likewise.
378 * Makefile.in (TEXI_CPP_FILES): New.
379 (TEXI_GCC_FILES): New.
380 (TEXI_GCCINT_FILES): New.
381 (TEXI_CPPINT_FILES): New.
382 ($(docdir)/cpp.info): Use new macros.
383 ($(docdir)/gcc.info): Likewise.
384 ($(docdir)/gccint.info): Likewise.
385 ($(docdir)/cppinternals.info): Likewise.
388 (gccint.dvi): Likewise.
389 (cppinternals.dvi): Likewise.
391 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
392 * doc/gccint.texi (Top): Include gty.texi.
393 * doc/gty.texi: New file.
395 * bitmap.c: Include ggc.h, gt-bitmap.h.
396 (bitmap_ggc_free): New.
397 (bitmap_elem_to_freelist): New.
398 (bitmap_element_free): Use bitmap_elem_to_freelist.
399 (bitmap_element_allocate): Allow use of GGC.
400 (bitmap_clear): Use bitmap_elem_to_freelist.
401 (bitmap_copy): Update for change to bitmap_element_allocate.
402 (bitmap_set_bit): Likewise.
403 (bitmap_operation): Update for changes elsewhere.
404 (bitmap_initialize): Allow to create bitmaps that will use GGC.
405 * bitmap.h (struct bitmap_element_def): Use gengtype.
406 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
407 (bitmap_initialize): Add extra parameter.
408 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
409 (BITMAP_ALLOCA): Delete.
410 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
411 (BITMAP_GGC_ALLOC): New.
412 * Makefile.in (gtype-desc.o): Add bitmap.h.
413 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
414 (GTFILES): Add bitmap.c.
415 (gt-bitmap.h): New rule.
416 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
417 * basic-block.h: Update for changes to bitmap_initialize.
418 * except.c (exception_handler_label_map): Move into...
419 (struct eh_status): Here.
420 (struct eh_region): Make 'aka' GCable.
421 (free_eh_status): Don't need to specially handle
422 exception_handler_label_map.
423 (add_ehl_entry): Update for changes to exception_handler_label_map.
424 (find_exception_handler_labels): Likewise.
425 (remove_exception_handler_label): Likewise.
426 (maybe_remove_eh_handler): Likewise.
427 (for_each_eh_label): Likewise.
428 (remove_eh_handler): Allocate 'aka' using GGC.
429 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
432 * gengtype.c (write_gc_marker_routine_for_structure): Name
433 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
434 (write_gc_types): Arrange for the tests with NULL to be inlined.
435 (write_gc_roots): Update uses of procedure pointers.
436 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
438 * Makefile.in (explow.o): Add dependency on gt-explow.h.
439 (sdbout.o): Add dependency on gt-sdbout.h.
441 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
442 (mem_attrs_htab): Likewise.
443 (init_emit_once): Don't call ggc_add_deletable_htab.
444 * fold-const.c (size_htab): Use gengtype to clear unused entries.
445 (size_int_type_wide): Don't call ggc_add_deletable_htab.
446 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
447 parameters, use them, change callers.
448 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
449 (write_gc_roots): Handle 'if_marked' option.
450 (main): Don't need to call set_gc_used_type any more.
451 * ggc.h (ggc_htab_marked_p): Delete.
452 (ggc_htab_mark): Delete.
453 (struct ggc_cache_tab): New.
454 (gt_ggc_cache_rtab): New declaration.
455 * ggc-common.c (struct d_htab_root): Delete.
456 (d_htab_roots): Delete.
457 (ggc_add_deletable_htab): Delete.
458 (ggc_htab_delete): Handle new htab-deleting mechanism.
459 (ggc_mark_roots): Use new htab-deleting mechanism.
460 * tree.c (type_hash_table): Use gengtype to clear unused entries.
462 (init_obstacks): Don't call ggc_add_deletable_htab.
464 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
465 (struct hashed_entry): Likewise.
466 (nst_method_hash_list): Likewise.
467 (cls_method_hash_list): Likewise.
468 (HASH_ALLOC_LIST_SIZE): Delete.
469 (ATTR_ALLOC_LIST_SIZE): Delete.
470 * objc/objc-act.c (hash_init): Use ggc to allocate
471 nst_method_hash_list, cls_method_hash_list.
472 (hash_enter): Use ggc to allocate; allocate one entry at a time.
473 (hash_add_attr): Likewise.
474 (ggc_mark_hash_table): Delete.
475 (objc_act_parse_init): Delete.
476 (objc_init): Delete reference to objc_act_parse_init.
477 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
478 obstack.h. Replace references to 'struct hash_table' with htab_t.
479 (struct symbol_hash_entry): Replace hash header with key field.
480 (struct file_hash_entry): Replace hash header with key field.
481 (struct demangled_hash_entry): Replace hash header with key field.
482 (hash_string_eq): New.
483 (hash_string_hash): New.
484 (symbol_hash_newfunc): Delete.
485 (symbol_hash_lookup): Modify to use htab_t.
486 (file_hash_newfunc): Delete.
487 (file_hash_lookup): Modify to use htab_t.
488 (demangled_hash_newfunc): Delete.
489 (demangled_hash_lookup): Modify to use htab_t.
490 (tlink_init): Modify to use htab_t.
493 * ggc.h: Delete forward structure declarations.
494 Delete prototypes for deleted functions.
495 * ggc-common.c: Don't include hash.h.
496 (ggc_add_tree_hash_table_root): Delete.
497 (ggc_mark_tree_hash_table_entry): Delete.
498 (ggc_mark_tree_hash_table): Delete.
499 (ggc_mark_tree_hash_table_ptr): Delete.
500 * gengtype.c (write_gc_structure_fields): Allow param_is option.
501 (write_gc_marker_routine_for_structure): Use visibility of
502 the parameter if there is one.
503 * function.c: Replace hash.h with hashtab.h. Replace references
504 to 'struct hash_table *' with htab_t.
505 (struct insns_for_mem_entry): Include a plain key.
506 (fixup_var_refs_insns_with_hash): Update to use htab_t.
507 (insns_for_mem_newfunc): Delete.
508 (insns_for_mem_hash): Update to use htab_t.
509 (insns_for_mem_comp): Likewise.
510 (insns_for_mem_walk): Likewise.
511 * c-lang.c: Include ggc.h.
512 * Makefile.in (OBJS): Remove hash.o.
513 (c-lang.o): Add GGC_H.
514 (COLLECT2_OBJS): Remove hash.o.
515 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
516 (ggc-common.o): Remove hash.h.
517 (function.o): Remove hash.h, add HASHTAB_H.
518 (genautomata.o): Remove hash.h, add HASHTAB_H.
520 * varasm.c (mark_const_str_htab_1): Delete.
521 (mark_const_str_htab): Delete.
522 (const_str_htab_del): Delete.
523 (const_str_htab): Use gengtype to mark.
524 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
526 * tree.c (mark_tree_hashtable_entry): Delete.
527 (mark_tree_hashtable): Delete.
528 * tree.h (mark_tree_hashtable): Delete prototype.
529 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
530 (ggc_mark): Likewise.
532 (htab_create_ggc): New.
533 * ggc-common.c (ggc_calloc): New.
534 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
535 (struct type): Add param_struct structure.
536 * gengtype.c (param_structs): New.
537 (adjust_field_type): Handle param_is option.
538 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
539 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
540 (write_gc_structure_fields): Add new PARAM parameter. Update
541 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
542 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
543 Use it to generate function name. Update callers.
544 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
546 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
548 (main): Define PTR as pointer-to-scalar. Don't specially
549 mark deferred_string or ehl_map_entry.
550 * gengtype-yacc.y (PARAM_IS): Add new token.
551 (externstatic): Use adjust_field_type.
552 (type_option): Add PARAM_IS.
553 * gengtype-lex.l: Add rule for typedef of function pointers.
554 Add rule for PARAM_IS.
556 * except.c (exception_handler_label_map): Use gengtype to mark.
557 (type_to_runtime_map): Likewise.
558 (mark_ehl_map_entry): Delete.
559 (mark_ehl_map): Delete.
560 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
561 (t2r_mark_1): Delete.
563 * Makefile.in (gtype-desc.o): Correct dependencies.
564 (GTFILES): Add hashtab.h.
565 (genautomata.o): Actually uses hashtab.h.
567 * Makefile.in (stringpool.o): Add $(GGC_H).
568 (dwarf2asm.o): Likewise.
569 (GTFILES): Add hashtable.h.
570 * c-common.h (struct c_common_identifier): Use gengtype.
571 * c-decl.h (c_mark_tree): Delete.
572 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
573 * c-tree.h (struct lang_identifier): Use gengtype.
574 (union lang_tree_node): New.
575 (c_mark_tree): Delete prototype.
576 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
578 * gengtype-lex.l (IWORD): Allow 'bool'.
580 * gengtype-yacc.y (ALIAS): New token.
581 (type_option): New rule.
582 (option): Use type_option.
583 * gengtype.c (process_gc_options): New.
584 (set_gc_used_type): Use it.
585 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
586 Add new variable 't' to hold the type of the field being processed.
587 Add more error checking. Use UNION_P when looking at 'desc' option.
588 Handle language-specific structures containing other
589 language-specific structures.
590 (write_gc_types): Handle 'ptr_alias' option.
591 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
592 * ggc-common.c (ggc_pending_trees): Delete.
593 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
594 (ggc_mark_trees): Delete.
595 (gt_ggc_m_tree_node): Delete.
596 * ggc.h (ggc_pending_trees): Delete.
597 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
598 * hashtable.h (ht_identifier): Use gengtype.
599 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
600 * langhooks.h (struct lang_hooks): Delete mark_tree.
601 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
603 * system.h: Poison LANG_HOOKS_MARK_TREE.
604 * tree.c (tree_node_structure): New.
605 * tree.h (struct tree_common): Use gengtype.
606 (struct tree_int_cst): Likewise.
607 (struct tree_real_cst): Likewise.
608 (struct tree_string): Likewise.
609 (struct tree_complex): Likewise.
610 (struct tree_vector): Likewise.
611 (struct tree_identifier): Likewise.
612 (struct tree_list): Likewise.
613 (struct tree_vec): Likewise.
614 (struct tree_exp): Likewise.
615 (struct tree_block): Likewise.
616 (struct tree_type): Likewise.
617 (struct tree_decl): Likewise.
618 (enum tree_structure_enum): New.
619 (union tree_node): Use gengtype, with an alias.
620 (tree_node_structure): Prototype.
621 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
623 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
624 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
625 to LANG_HOOKS_FUNCTION_FINAL.
626 * Makefile.in (GTFILES): Add bitmap.h.
627 * except.c (struct eh_region): Mark field 'aka' to be skipped.
629 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
630 (alpha_init_machine_status): Give proper type.
631 * Makefile.in (c-lang.o): Depend on gtype-c.h.
632 (optabs.o): Depend on gt-optabs.h.
633 (GTFILES): Add optabs.o.
634 (gt-optabs.h): Add rule.
635 * optabs.c: Include gt-optabs.h.
637 * gengtype.c (set_gc_used_type): Correct some errors in last change.
638 (write_gc_structure_fields): If a field which should be NULL is
640 * c-pragma.c: Move struct align_stack and variable alignment_stack
643 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
644 * config/xtensa/xtensa.c: Include gt-cris.h.
645 (struct machine_function): Use gengtype to mark.
646 * config/mmix/mmix.h (struct machine_function): Use gengtype
648 * config/cris/t-cris: Add dependencies for gt-cris.h.
649 * config/cris/cris.c: Include gt-cris.h.
650 (struct machine_function): Use gengtype to mark.
651 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
653 * doc/tm.texi (Per-Function Data): Delete references to
655 * config/ia64/ia64.c (ia64_override_options): Don't set
657 * config/i386/i386.c (override_options): Likewise.
658 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
659 * config/arm/arm.c (arm_init_expanders): Likewise.
660 * config/alpha/alpha.c (override_options): Likewise.
661 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
662 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
663 (write_gc_structure_fields): Don't handle 'really' option.
664 Handle 'maybe_null' option.
665 (write_gc_types): Handle 'maybe_null' option.
666 * function.h (struct function): Don't use "really".
667 (mark_machine_status): Delete declaration.
668 (mark_lang_status): Delete declaration.
669 (gt_ggc_mr_machine_function): Delete prototype.
670 (gt_ggc_mr_language_function): Delete prototype.
671 * function.c (mark_machine_status): Delete.
672 (mark_lang_status): Delete.
673 (gt_ggc_mr_machine_function): Delete.
674 (gt_ggc_mr_language_function): Delete.
675 * c-tree.h (mark_c_function_context): Delete prototype.
676 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
677 * c-decl.c (struct language_function): Rename from struct
678 c_language_function. Update uses. Use gengtype to mark.
679 (mark_c_function_context): Delete.
680 * c-common.h (struct c_language_function): Rename from struct
682 (mark_stmt_tree): Delete prototype.
683 (c_mark_lang_decl): Delete prototype.
684 (mark_c_language_function): Delete prototype.
685 * c-common.c (mark_stmt_tree): Delete.
686 (c_mark_lang_decl): Delete.
687 (mark_c_language_function): Delete.
689 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
690 (lang_bitmap): New typedef. Use where appropriate.
691 (struct type): Add gc_used field, lang_struct field.
692 (UNION_P): New macro.
693 (new_structure): New prototype.
694 (find_structure): Remove 'pos' parameter. Change all callers.
695 * gengtype-lex.l: Update for changes to find_structure.
696 * gengtype-yacc.y (typedef_struct): Use new_structure.
697 (yacc_ids): Suppress warning.
698 (type): Use new_structure.
699 * gengtype.c (string_type): Update for changes to struct type.
700 (find_structure): Just find a structure, don't worry about
702 (new_structure): New.
703 (note_yacc_type): Use new_structure.
704 (set_gc_used_type): New.
706 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
707 (write_gc_types): Handle TYPE_LANG_STRUCT.
708 (write_gc_marker_routine_for_structure): New.
709 (main): Call set_gc_used. Add some calls to set_gc_used_type
710 for places where GCC doesn't use gengtype properly yet.
711 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
712 (gt_ggc_m_tree_node): Likewise.
714 * varasm.c (copy_constant): Call expand_constant if we hit
715 something we can't recognise.
717 * ggc-common.c (ggc_mark_rtvec_children): Delete.
718 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
719 (lang_mark_false_label_stack): Delete.
720 * rtl.h (struct rtvec_def): Use gengtype to mark.
721 * ggc.h (ggc_mark_rtvec): Delete.
722 (gt_ggc_m_rtvec_def): Delete.
723 (ggc_mark_nonnull_tree): Delete.
724 (ggc_mark_rtvec_children): Delete prototype.
725 (lang_mark_false_label_stack): Delete declaration.
727 * gengtype.h (note_yacc_type): Add prototype.
728 * gengtype.c (note_yacc_type): New function.
729 * gengtype-lex.l: Add lexer support for yacc files.
730 * gengtype-yacc.y (start): Extract union from yacc files.
731 (yacc_union): New rule.
732 (yacc_typematch): New rule.
733 (yacc_ids): New rule.
734 (enum_items): Tweak for efficiency.
735 (optionseq): Likewise.
737 * c-common.h (struct language_function): Use gengtype.
738 (struct c_lang_decl): Likewise.
739 * c-tree.h (struct lang_decl): Likewise.
740 (struct lang_type): Likewise.
741 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
742 tree language substructures.
744 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
746 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
748 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
750 * stmt.c (struct nesting): Add discriminator. Use gengtype to
751 mark. Remove 'data.block.cleanup_ptr' field.
752 (struct stmt_status): Use usual technique to mark struct nesting.
753 (gt_ggc_mr_nesting_cond): Delete.
754 (gt_ggc_mr_nesting_loop): Delete.
755 (gt_ggc_mr_nesting_block): Delete.
756 (gt_ggc_mr_nesting_case_stmt): Delete.
757 (expand_start_cond): Set discriminator.
758 (expand_start_loop): Likewise.
759 (expand_start_null_loop): Likewise.
760 (expand_start_bindings_and_block): Set discriminator. Don't set
762 (expand_decl_cleanup): Replace 'cleanup_ptr' with
763 &thisblock->data.block.cleanups.
764 (expand_start_case): Set discriminator.
765 (expand_start_case_dummy): Set discriminator.
767 * ggc-callbacks.c: Remove.
769 * gengtype.h (struct type): Add 'u.s.bitmap' field.
770 (find_structure): Add 'pos' parameter.
771 * gengtype-lex.l: Update callers to find_structure.
772 * gengtype-yacc.y: Likewise.
773 * gengtype.c (find_structure): Allow for structures to be defined
774 in multiple language backends.
775 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
776 (counter): Rename to gc_counter.
777 (write_gc_structure_fields): Fail when writing out fields for
778 an incomplete structure. Ignore arrays of scalars. Handle
780 (write_gc_types): Reset counter for each procedure written.
782 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
783 (free_case_nodes): Delete.
784 (expand_end_case_type): Delete call to free_case_nodes.
786 * Makefile.in (cselib.o): Include gt-<filename>.h.
788 (profile.o): Likewise.
790 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
791 alphabetize backend files.
792 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
793 * alias.c: Use gengtype for roots.
794 * c-common.h (struct stmt_tree_s): Use gengtype.
795 * c-decl.c: Use gengtype for roots.
796 * cselib.c: Use gengtype for roots.
797 * expr.c: Use gengtype for roots.
798 * fold-const.c: Use gengtype for roots.
799 * gcse.c: Use gengtype for roots.
800 * gengtype-lex.l: Handle typedefs of function types.
801 Allow for empty array bounds.
802 Allow processing to stop on initialisers.
803 * gengtype-yacc.y (externstatic): Stop processing on initialisers.
804 (semiequal): New rule.
805 * gengtype.c (create_file): Tidy output files.
806 (get_output_file_with_visibility): Fix paren warning. Fix bug
807 involving multiple input files mapping to one output file.
808 (write_gc_structure_fields): Skip arrays of scalars.
809 (write_gc_types): Tidy output files.
810 (write_gc_root): New function.
811 (write_gc_roots): Fix bugs, add support for roots that are
813 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
814 (ggc_mark_tree_ptr): Delete.
815 (ggc_add_rtx_root): Delete.
816 (ggc_add_tree_root): Delete.
817 (ggc_del_root): Delete.
818 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
819 allocate struct initial_value_struct.
820 * profile.c: Use gengtype for roots.
821 * sdbout.c: Use gengtype for roots.
822 * varasm.c (mark_weak_decls): Delete unused prototype.
823 (mark_const_hash_entry): Delete unused function.
824 * config/darwin-protos.h: Use gengtype for roots.
825 (machopic_add_gc_roots): Delete.
826 * config/arm/arm.c: Use gengtype for roots.
827 * config/arm/arm.h: Use gengtype for roots.
828 * config/c4x/c4x-protos.h: Use gengtype for roots.
829 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
830 * config/d30v/d30v-protos.h: Use gengtype for roots.
831 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
832 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
833 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
834 * config/ia64/ia64-protos.h: Use gengtype for roots.
835 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
836 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
837 * config/m68hc11/m68hc11.c (z_reg): Make global.
838 (z_reg_qi): Make global.
839 (m68hc11_add_gc_roots): Delete.
840 * config/mcore/mcore-protos.h: Use gengtype for roots.
841 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
842 * config/mips/mips.c (mips_add_gc_roots): Delete.
843 * config/mips/mips.h: Use gengtype for roots.
844 * config/mmix/mmix.c (override_options): Use gengtype for roots.
845 * config/mmix/mmix.h: Use gengtype for roots.
846 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
847 * config/mn10200/mn10200.h: Use gengtype for roots.
848 * config/pa/pa.c: Use gengtype for roots, marking.
849 (struct deferred_plabel): Use GGC, gengtype.
850 (pa_add_gc_roots): Delete.
851 (mark_deferred_plabels): Delete.
852 * config/pj/pj-protos.h: Use gengtype for roots.
853 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
854 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
855 machopic_add_gc_roots.
856 * config/rs6000/rs6000.h: Use gengtype for roots.
857 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
858 (gt-darwin.h): Add rule.
859 * config/sh/sh.c: Use gengtype for roots.
860 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
862 * config/sparc/sparc.c: Use gengtype for roots.
863 (sparc_add_gc_roots): Delete.
864 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
865 (mark_ultrasparc_pipeline_state): Delete.
866 * config/sparc/sparc.h: Use gengtype for roots.
868 * Makefile.in (c-parse.o): Update dependencies.
869 (c-common.o): Likewise.
870 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
871 Add dependencies for the files they generate.
872 * c-common.c: Replace ggc_add_* uses with GTY annotations.
873 * c-common.h: Likewise.
874 * c-decl.c: Likewise.
875 (gt_ggc_mp_binding_level): Delete.
876 * c-lang.c: Include gtype-c.h.
877 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
879 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
880 (gt_ggc_mp_align_stack): Delete.
881 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
882 * function.c: Replace ggc_add_* uses with GTY annotations.
883 (gt_ggc_mp_function): Delete.
884 * function.h: Replace ggc_add_* uses with GTY annotations.
885 * gengtype.c (lang_names): New.
886 (NUM_BASE_FILES): New.
887 (open_base_files): Create language base files.
889 (get_file_basename): New.
890 (get_base_file_bitmap): New.
891 (get_output_file_with_visibility): Rename from get_output_file.
892 Add more mappings for various C/Objc filenames.
893 (finish_root_table): New.
894 (write_gc_roots): Handle dependencies and scoping properly.
895 * gengtype.h: Add prototypes for new functions.
896 * ggc-common.c (struct deletable_root): Delete.
897 (deletables): Delete.
898 (ggc_add_deletable_root): Delete.
899 (ggc_mark_roots): No need to deal with deleted functionality.
900 * ggc.h (ggc_add_deletable_root): Delete prototype.
901 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
902 (gtype-objc.h): Add rule to create.
903 * objc/config-lang.in (gtfiles): New.
904 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
905 ggc_add_* with GTY markers. Include gtype-objc.h.
906 (ggc_mark_imp_list): Delete.
907 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
908 * objc/objc-lang.c: Random Whitespace Change.
910 * except.h (exception_handler_labels): Delete.
911 (get_exception_handler_labels): New.
912 * except.c (exception_handler_labels): Delete.
913 (struct eh_status): Add exception_handler_labels field.
914 (doing_eh): Don't add exception_handler_labels as root.
915 (free_eh_status): Don't need to free exception_handler_labels.
916 (get_exception_handler_labels): New.
917 (find_exception_handler_labels): Update for move of
918 exception_handler_labels.
919 (remove_exception_handler_label): Likewise.
920 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
921 * jump.c (rebuild_jump_labels): Likewise.
922 * loop.c (find_and_verify_loops): Likewise.
923 * sched-rgn.c (is_cfg_nonregular): Likewise.
925 * gengtype.c (write_gc_structure_fields): Handle variable-length
928 * varasm.c (struct weak_syms): Use GGC, gengtype.
929 (mark_weak_decls): Delete.
930 (weak_decls): Likewise.
931 (add_weak): Likewise.
932 (remove_from_pending_weak_list): Likewise.
933 (init_varasm_once): Likewise.
935 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
936 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
937 stor-layout.c, regclass.c, and lists.c.
938 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
939 gt-regclass.h and gt-lists.h on s-gtype.
940 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
941 * except.c: Use gengtype for roots.
942 * explow.c: Use gengtype for roots. Include gt-explow.h.
943 * expr.h (init_stor_layout_once): Delete prototype.
944 * function.c: Use gengtype for roots.
945 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
946 * gengtype-yacc.y (start): Can also be an externstatic.
947 (externstatic): New production.
948 (struct_fields): Correct array bounds inversion for 2-d arrays.
949 * gengtype.c (variables): New variable.
950 (note_variable): New function.
951 (get_output_file): Include libfuncs.h into gtype-desc.c.
952 (get_output_file_name): New function.
953 (write_gc_structure_fields): Suppress warnings.
954 (write_gc_types): Make static.
955 (put_mangled_filename): New function.
956 (write_gc_roots): New function.
957 (main): Call write_gc_roots.
958 * gengtype.h (note_variable): Prototype.
959 (get_output_file_name): Prototype.
960 (write_gc_types): Delete prototype.
961 * ggc.h: Clean up unnecessary structure predefinitions.
962 (struct ggc_root_tab): Define.
963 (gt_ggc_m_rtx_def): Make function, not macro.
964 (gt_ggc_m_tree_node): Likewise.
965 * libfuncs.h: Use gengtype for roots.
966 * lists.c: Use gengtype for roots. Include gt-lists.h.
967 (init_EXPR_INSN_LIST_cache): Delete.
968 * optabs.c: Use gengtype for roots.
969 (gt_ggc_mp_optab): Delete.
970 * optabs.h: Use gengtype for roots.
971 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
972 * rtl.h: Use gengtype for roots.
973 (init_EXPR_INSN_LIST_cache): Delete prototype.
974 * stor-layout.c: Use gengtype for roots.
975 Include gt-stor-layout.h.
976 (init_stor_layout_once): Delete.
977 * toplev.c: Use gengtype for roots. Delete calls to deleted
979 * tree.c: Use gengtype for roots.
980 * tree.h: Use gengtype for roots.
981 * varasm.c: Use gengtype for roots.
983 * Makefile.in (GTFILES): Add @all_gtfiles@.
984 * configure: Regenerate.
985 * configure.in: Construct all_gtfiles from the gtfiles definitions
987 * gengtype-yacc.y (type): Warn about duplicate structure names.
988 * gengtype.c (get_output_file): Handle .c files in language
991 * Makefile.in (GTFILES): Run gengtype on all the config files
992 and on the target .c file.
993 * except.c (mark_eh_region): Delete.
994 (init_eh_for_function): Use GGC on struct eh_status.
995 (mark_eh_status): Delete.
996 (free_eh_status): Use GGC.
997 (expand_eh_region_start): Use GGC to
998 (collect_eh_region_array): Allocate last_region_number using GGC.
999 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
1000 (remove_eh_handler): Let GGC free struct eh_region.
1001 (add_call_site): Use GGC to reallocate call_site_record array.
1002 * function.c (init_machine_status): Update calling sequence.
1003 (mark_machine_status): Likewise.
1004 (mark_lang_status): Likewise.
1005 (prepare_function_start): Update init_machine_status call.
1006 (mark_function_status): Delete.
1007 (maybe_mark_struct_function): Delete.
1008 (ggc_mark_struct_function): Delete.
1009 (gt_ggc_mp_function): New.
1010 (gt_ggc_mr_machine_function): New.
1011 (gt_ggc_mr_language_function): New.
1012 (init_function_once): Use canonical names.
1013 * function.h (struct function): Use gengtype.
1014 (init_machine_status): Return the structure.
1015 (mark_machine_status): Take a 'void *'.
1016 (mark_lang_status): Likewise.
1017 * ggc-common.c (ggc_mark_trees): Use canonical name for
1018 ggc_mark_struct_function.
1019 * tree.h (ggc_mark_struct_function): Delete prototype.
1020 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
1021 (alpha_init_machine_status): Likewise.
1022 (override_options): Use canonical name for alpha_mark_machine_status.
1023 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
1024 * config/arm/arm.h (struct machine_function): Use gengtype.
1025 * config/arm/arm.c (arm_mark_machine_status): Delete.
1026 (arm_init_machine_status): Update calling sequence.
1027 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
1028 * config/cris/cris.c (cris_init_machine_status): Update
1030 * config/d30v/d30v.h (struct machine_function): Use gengtype.
1031 * config/d30v/d30v.c (d30v_init_machine_status): Update
1033 (d30v_mark_machine_status): Delete.
1034 * config/i386/i386.c: Include gt-i386.h.
1035 (struct machine_function): Use gengtype.
1036 (ix86_init_machine_status): Update calling sequence.
1037 (ix86_mark_machine_status): Delete.
1038 (override_options): Use canonical namke for ix86_mark_machine_status.
1039 * config/ia64/ia64.h (struct machine_function): Use gengtype.
1040 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
1042 (ia64_mark_machine_status): Delete.
1043 (ia64_override_options): Use canonical name for
1044 ia64_mark_machine_status.
1045 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
1047 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
1048 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
1049 * gengtype.c (get_output_file): Fix warning.
1050 (main): Add prototype to suppress warning.
1051 * tree.c: Remove tree_hash_mark prototype.
1053 * tree.h (init_stmt): Delete prototype.
1054 * toplev.c (lang_independent_init): Don't call init_stmt.
1055 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
1056 (stmt_obstack): Delete.
1057 (POPSTACK): No need to free 'struct nesting'.
1058 (gt_ggc_mr_nesting_cond): Use canonical names.
1059 (gt_ggc_mr_nesting_loop): Use canonical names.
1060 (gt_ggc_mr_nesting_block): Use canonical names.
1061 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
1062 (mark_stmt_status): Delete.
1063 (init_stmt): Delete.
1064 (clear_last_expr): Clear both last_expr_type and last_expr_value.
1065 Use it everywhere that last_expr_type was cleared.
1066 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
1067 (zap_lists): Delete.
1068 * ggc.h (ggc_add_deletable_root): Prototype.
1069 (mark_stmt_status): Remove prototype.
1070 * ggc-common.c (ggc_add_deletable_root): New.
1071 (ggc_mark_roots): Handle deletable roots.
1072 * function.c (ggc_mark_struct_function): Use canonical name
1073 for mark_stmt_status.
1074 * emit-rtl.c (free_sequence_stack): New.
1075 (start_sequence): Use a freelist for sequences.
1076 (end_sequence): Likewise.
1077 (init_emit_once): Add free_sequence_stack as a deleteable root.
1078 * c-pragma.c Include gt-c-pragma.h.
1079 (struct align_stack): Use gengtype.
1080 (push_alignment): Use GGC for struct align_stack.
1081 (mark_align_stack): Delete.
1082 (gt_ggc_mp_align_stack): New.
1083 (init_pragma): Use canonical name for mark_align_stack.
1084 * c-decl.c: Include gt-c-decl.h.
1085 (struct binding_level): Use gengtype.
1086 (make_binding_level): Use GGC; handle the freelist here.
1087 (pop_binding_level): New.
1088 (pushlevel): Move code into make_binding_level.
1089 (push_label_level): Likewise.
1090 (poplevel): Move code into pop_binding_level.
1091 (pop_label_level): Likewise.
1092 (mark_binding_level): Delete.
1093 (gt_ggc_mp_binding_level): New.
1094 (c_init_decl_processing): Use canonical name for mark_binding_level.
1095 Add free_binding_level as deletable root.
1096 (mark_c_function_context): Use canonical name for mark_binding_level.
1097 * Makefile.in (c-decl.o): Add gt-c-decl.h.
1098 (c-pragma.o): Add gt-c-pragma.h.
1099 (GTFILES): Add c-decl.c and c-pragma.c.
1100 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
1102 * tree.c (struct type_hash): Use gengtype.
1103 (init_obstacks): Use canonical name for type_hash_mark.
1104 (type_hash_mark): Delete.
1106 * rtl.h (struct mem_attrs): Use gengtype.
1107 * optabs.h (struct optab): Use gengtype.
1108 * optabs.c (expand_binop): Squish signed/unsigned warning.
1109 (mark_optab): Make local, use canonical name, use autogenerated
1111 (init_optabs): Use canonical name for mark_optab.
1112 (new_optab): Use GGC to allocate optabs.
1113 * ggc.h: Delete mark_optab prototype.
1114 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
1115 mem_attrs marker procedure.
1116 * gengtype.c (get_output_file): Include headers in gtype-desc.c
1117 explicitly rather than deducing them from file names.
1118 (write_gc_structure_fields): Handle arrays of structures.
1119 (main): Return non-zero exit code if errors occur during output.
1120 * emit-rtl.c (mem_attrs_mark): Delete.
1121 (init_emit_once): Use canonical name for mem_attrs marker procedure.
1122 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
1123 (tree.o): Depend on gt-tree.h.
1124 (GTFILES): Add rtl.h, optabs.h, tree.c.
1125 (gt-tree.h): Add it to s-gtype rule.
1127 * .cvsignore: Ignore gengtype flex/bison generated files.
1128 * Makefile.in (GGC_H): Add gtype-desc.h.
1129 (OBJS): Add gtype-desc.o.
1130 (GEN): Add gengtype.
1131 (STAGESTUFF): Add gengtype.
1132 (varasm.o): Add gt-varasm.h.
1133 (stmt.o): Add gt-stmt.h.
1134 (except.o): Add gt-except.h.
1135 (integrate.o): Add gt-integrate.h.
1137 Add new rules for new files.
1138 * configure: Regenerate.
1139 * configure.in: Correct defaults.h paths.
1140 * emit-rtl.c (mark_sequence_stack): Delete.
1141 (mark_emit_status): Delete.
1142 (start_sequence): Allocate sequence structures using GGC.
1143 (end_sequence): Allocate sequence structures using GGC.
1144 * except.c: Use gengtype for various structures. Include
1146 * expr.c (mark_expr_status): Delete.
1147 * function.c: Use gengtype for various structures. Include
1149 (mark_function_status): Use standard gt_ggc names for marker functions.
1150 (ggc_mark_struct_function): Likewise.
1151 * function.h: Use gengtype for various structures.
1152 * gengtype-lex.l: New file.
1153 * gengtype-yacc.y: New file.
1154 * gengtype.c: New file.
1155 * gengtype.h: New file.
1156 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
1157 the standard names. Remove some now-unnecessary prototypes.
1158 * integrate.c: Use gengtype for various structures. Include
1160 (mark_hard_reg_initial_vals): Delete.
1161 * integrate.h (mark_hard_reg_initial_vals): Delete.
1162 * stmt.c: Use gengtype for various structures. Include
1164 (mark_case_node): Delete.
1165 (mark_goto_fixup): Delete.
1166 (mark_stmt_status): Use standard gt_ggc names for marker functions.
1167 * system.h: Define GTY to empty. In flex/bison files,
1168 don't poison malloc or realloc, instead just define them to
1169 xmalloc and xrealloc.
1170 * varasm.c: Use gengtype for various structures. Include
1171 gt-varasm.h. Use standard gt_ggc names for marker functions.
1172 (mark_pool_constant): Delete.
1173 (mark_varasm_status): Delete.
1174 (decode_rtx_const): #if 0 out non-typesafe hack.
1176 * function.h (free_lang_status): Mark as obsolete.
1177 * function.c (free_lang_status): Mark as obsolete.
1178 * c-decl.c (push_c_function_context): Use GC to allocate and free
1179 struct language_function.
1180 (pop_c_function_context): Likewise.
1181 * c-common.c (mark_c_language_function): Mark struct
1184 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
1185 Document that the machine_function structures must be allocated
1186 using GC. Update mark_machine_status documentation.
1187 * function.h: Don't declare free_machine_status.
1188 * function.c (free_machine_status): Don't define.
1189 (free_after_compilation): Don't call free_machine_status.
1190 (ggc_mark_struct_function): Mark f->machine. Call
1191 mark_machine_status only on non-NULL pointers.
1192 * system.h: Poison free_machine_status.
1193 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
1194 struct machine_function.
1195 (xtensa_free_machine_status): Delete.
1196 (override_options): Don't set free_machine_status.
1197 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1198 free_machine_status.
1199 (rs6000_init_machine_status): Use GC on struct machine_function.
1200 (rs6000_free_machine_status): Delete.
1201 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
1203 (ia64_mark_machine_status): Likewise.
1204 (ia64_free_machine_status): Delete.
1205 (ia64_override_options): Don't set free_machine_status.
1206 * config/i386/i386.c (override_options): Don't set
1207 free_machine_status.
1208 (ix86_init_machine_status): Use GC on struct machine_function.
1209 (ix86_mark_machine_status): Likewise.
1210 (ix86_free_machine_status): Delete.
1211 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
1213 (d30v_mark_machine_status): Likewise.
1214 (d30v_free_machine_status): Delete.
1215 (d30v_init_expanders): Don't set free_machine_status.
1216 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
1218 (arm_init_machine_status): Likewise.
1219 (arm_free_machine_status): Delete.
1220 (arm_init_expanders): Don't set free_machine_status.
1221 * config/alpha/alpha.c (override_options): Don't set
1222 free_machine_status.
1223 (alpha_init_machine_status): Use GC on struct machine_function.
1224 (alpha_mark_machine_status): Likewise.
1225 (alpha_free_machine_status): Delete.
1227 * varasm.c (compare_constant): Fix typo.
1229 * varasm.c: Don't include obstack.h.
1230 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
1231 (struct rtx_const): Give substructures names, improve formatting.
1232 (struct constant_descriptor): Delete.
1233 (struct constant_descriptor_tree): New, based on constant_descriptor.
1234 (const_hash_table): Is a hash table of trees.
1235 (mark_const_hash_entry): Is used for hashes of trees. Mark
1236 constant_descriptor_tree structure.
1237 (mark_const_str_htab_1): Mark deferred_string structure.
1238 (compare_constant): Rewrite to compare trees.
1239 (compare_constant_1): Delete.
1240 (record_constant): Delete.
1241 (record_constant_1): Delete.
1242 (output_constant_def): Use struct constant_descriptor_tree.
1243 Don't duplicate trees twice.
1244 (struct constant_descriptor_rtx): New.
1245 (struct pool_constant): Used for rtx constants.
1246 (init_varasm_status): Update for change to struct varasm_status.
1247 (mark_varasm_status): Likewise.
1248 (free_varasm_status): Delete.
1249 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
1250 (record_constant_rtx): Likewise.
1251 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
1252 (force_const_mem): Likewise.
1253 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
1254 * function.c (free_after_compilation): Don't use free_varasm_status.
1255 * function.h: Don't prototype free_varasm_status.
1257 * ggc-common.c (ggc_realloc): Handle X being NULL.
1259 * ggc-common.c (ggc_realloc): New function.
1260 * ggc.h: Prototype it.
1261 * emit-rtl.c (free_emit_status): Delete.
1262 (init_emit): Allocate emit subarrays using GC.
1263 (gen_reg_rtx): Reallocate subarrays using GC.
1264 (init_emit): Use GC to allocate 'struct emit_status' and its
1266 (mark_emit_status): Mark structure and its subarrays.
1267 * stmt.c (free_stmt_status): Delete.
1268 * expr.c (free_expr_status): Delete.
1269 * function.h: Remove prototypes for deleted functions.
1270 * function.c (free_after_compilation): Don't use deleted functions.
1271 Don't call free() on x_parm_reg_stack_loc.
1272 (free_after_parsing): Don't use free_stmt_status.
1273 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
1274 (mark_function_status): Mark x_parm_reg_stack_loc.
1276 * varasm.c (init_varasm_status): Use GC to allocate
1277 'struct varasm_status' and its fields x_const_rtx_hash_table
1278 and x_const_rtx_sym_hash_table.
1279 (mark_varasm_status): Mark them.
1280 (free_varasm_status): Use GC to free them.
1281 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
1282 (mark_expr_status): Mark the structure itself.
1283 (free_expr_status): Use GC to free the structure.
1284 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
1285 (mark_stmt_status): Mark the 'struct stmt_status' itself.
1286 (init_stmt_for_function): Allocate the structure for GC.
1288 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
1289 (equate_type_number_to_die): Likewise.
1290 * tree.h (TYPE_SYMTAB_DIE): New macro.
1291 (struct die_struct): Predeclare.
1292 (struct tree_type): Add field symtab.die. Add a tag
1293 to the union type of field symtab.
1295 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
1296 'struct rtvec_def *', not 'struct rtvec_def'.
1298 * function.h (original_arg_vector): Make a real rtvec.
1299 * function.c (ggc_mark_struct_function): Adjust.
1300 * integrate.c (expand_inline_function): Adjust.
1302 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
1304 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
1305 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
1306 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
1307 (TARGET_VERSION_CPU): Define according to the
1309 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
1311 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
1312 if TARGET_SHMEDIA64.
1313 (LINK_DEFAULT_CPU_EMUL): Define according to the
1315 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
1316 (SUBTARGET_LINK_SPEC): Define.
1317 (LINK_SPEC): Use SH_LINK_SPEC.
1319 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
1320 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
1321 and TARGET_SHMEDIA64 which abort, for now.
1322 * config/sh/t-netbsd-sh5: New file.
1323 * config/sh/t-netbsd-sh5-32: New file.
1324 * config/sh/t-netbsd-sh5-64: New file.
1326 2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
1327 Richard Henderson <rth@redhat.com>
1329 * config/alpha/alpha.c (reg_or_const_int_operand): New.
1330 (some_operand, input_operand): Accept CONST_VECTOR.
1331 (alpha_extra_constraint): Add 'W'.
1332 (alpha_expand_zap_mask): New.
1333 (alpha_expand_builtin_vector_binop): New.
1334 (enum alpha_builtin): New.
1335 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
1336 (alpha_init_builtins, alpha_expand_builtin): New.
1337 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
1338 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
1339 (PREDICATE_CODES): Update.
1340 * config/alpha/alpha-protos.h: Update.
1341 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
1342 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
1343 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
1344 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
1345 (movv2si, movv2si_fix, movv2si_nofix): New.
1346 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
1347 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
1348 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
1349 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
1350 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
1351 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
1352 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
1353 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
1354 builtin_unpkbw, unpkbw): New.
1355 * doc/extend.texi (Alpha Built-in Functions): New.
1357 2002-06-03 Richard Henderson <rth@redhat.com>
1359 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
1360 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
1362 2002-06-03 Richard Henderson <rth@redhat.com>
1364 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
1366 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
1367 (const0_operand): New.
1368 (reg_or_fp0_operand, fp0_operand): Remove.
1369 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1370 * config/alpha/alpha-protos.h: Update.
1371 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
1372 and fp0_operand with reg_or_0_operand and const0_operand.
1374 2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1376 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
1378 2002-06-03 Roger Sayle <roger@eyesopen.com>
1380 * gcse.c (cprop_jump): Use single_set to get the pattern
1381 from the setcc argument.
1383 2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
1385 * diagnostic.h (diagnostic_count): Move from output_buffer to
1387 (diagnostic_kind_count): Adjust definition.
1389 Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
1391 * except.c (except.c): Do not rebuild CFG.
1392 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
1395 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
1397 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
1398 * toplev.c: Include cfglahout.h
1399 * Makefile.in (toplev.c): Add dependnecy.
1401 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
1403 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
1404 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
1405 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
1407 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
1409 * config/ns32k/netbsd.h: Update copyright years.
1410 (TARGET_OS_CPP_BUILTINS): Define.
1411 (CPP_PREDEFINES): Remove.
1412 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
1413 (TARGET_CPU_CPP_BUILTINS): Define.
1415 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
1417 * emit-rtl.c: Fix formatting.
1418 * errors.h: Likewise.
1419 * except.c: Likewise.
1420 * explow.c: Likewise.
1421 * expmed.c: Likewise.
1425 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
1427 * config/h8300/elf.h: Fix formatting.
1428 * config/h8300/rtems.h: Likewise.
1430 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
1432 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
1434 2002-06-02 Tom Tromey <tromey@redhat.com>
1436 * fixinc/fixincl.x: Rebuilt.
1437 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
1439 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1442 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
1443 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
1447 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
1449 * final.c (final): Allow notes to not have computed addresses;
1450 kill no longer needed STACK_REGS ifdef.
1452 2002-06-02 Richard Henderson <rth@redhat.com>
1454 * gcse.c (bypass_conditional_jumps): Fix typo last change.
1456 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
1458 * loop.c (emit_prefetch_instructions): Properly place the address
1461 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
1463 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
1464 (set_block_for_insn): Turn into macro.
1465 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
1466 * cfglayout.c (insn_scopes): Kill.
1467 (scope_to_insns_initialize): Do not use insn_scopes.
1468 (scope_to_insns_finalize): Likewise.
1469 (duplicate_insn_chain): Likewise.
1470 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
1471 * cfgrtl.c (basic_block_for_insn): Kill.
1472 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
1473 (create_basic_block_structure): Use reorder_insns.
1474 (compute_bb_for_insn): Do not use basic_block_for_insn.
1475 (merge_blocks_nomove): Likewise.
1476 (update_bb_for_insn): Likewise.
1477 (verify_flow_info): Likewise.
1478 (set_block_for_insn): Kill.
1479 * combine.c (try_combine): Update gen_rtx_INSN call.
1480 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
1481 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
1483 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
1484 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
1486 (emit_insns_after): Simplify.
1487 (emit_copy_of_insn_after): Copy scope.
1488 * final.c (final_start_function): Lower scopes.
1489 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
1490 * integrate.c (copy_insn_list): Cope scopes.
1491 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
1492 * loop.c (loop_optimize): Do not care block notes.
1493 * print-rtl.c (print_rtx): Print BB.
1494 * recog.c (apply_change_group): Simplify.
1495 * rtl.c (copy_rtx): Handle 'B'.
1496 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
1497 * rtl.h (Field accessors): Update indexes.
1498 * sched-ebb.c (schedule_ebbs): Do not lower notes.
1499 * sched-rgn.c (schedule_insns): Likewise.
1500 * toplev.c (rest_of_compilation): Lower notes.
1501 * unroll.c (unroll_loop): Do not care scoping notes.
1502 (copy_loop_body): Copy scopes.
1504 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1507 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
1509 * rtems.h: Similarly.
1510 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
1511 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
1512 (TARGET_CPU_CPP_BUILTINS): Use.
1514 2002-06-02 Richard Henderson <rth@redhat.com>
1516 * alias.c: Include target.h.
1517 (mark_constant_function): Use targetm.binds_local_p instead
1518 of checking TREE_PUBLIC ourselves.
1519 * Makefile.in (alias.o): Add TARGET_H.
1521 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1523 * c-lex.c: Update copyright and file description.
1525 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1527 * config/fr30/fr30.h: Update to new CPP macros.
1529 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1531 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
1533 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1534 Zack Weinberg <zack@codesourcery.com>
1536 * c-common.c (c_common_init): Override cpplib's default
1537 warn_long_long setting.
1538 * c-lex.c (lex_number): Replace with interpret_integer,
1539 interpret_float, narrowest_unsigned_type and
1540 narrowest_signed_type, taking advantage of the new
1541 cpplib functionality.
1542 * cpperror.c (_cpp_begin_message): If a warning is turned
1543 into an error, avoid printing "warning:".
1544 * cppexp.c (cpp_num_sign_extend): New.
1545 * cppinit.c: Update comment.
1546 * cpplib.h (cpp_num_sign_extend): New.
1547 * tree.h: Update comment.
1549 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
1551 * diagnostic.h (struct diagnostic_context): Add new member
1553 (internal_error_function): Remove declaration.
1554 * diagnostic.c (internal_error_function): Remove definition..
1555 (internal_error): Adjust use.
1557 2002-06-02 Richard Henderson <rth@redhat.com>
1559 * rtl.h (CC0_P): New.
1560 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
1561 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
1562 (bypass_block): Save old dest block for dump text.
1563 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
1564 Allow only true SET insns, not single_set.
1566 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
1568 * diagnostic.c (diagnostic_finish): Rename to output_flush.
1569 (clear_disgnostic_info): Rename to output_clear_data. Use false
1570 instead of 0 for boolean value.
1571 Adjust function call throughout.
1573 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
1575 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
1576 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
1578 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1580 * d30v.h (CPP_PREDEFINES): Replace with
1581 (TARGET_CPU_CPP_BUILTINS): New.
1583 2002-06-02 Roger Sayle <roger@eyesopen.com>
1585 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
1587 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
1589 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
1591 2002-06-02 Richard Henderson <rth@redhat.com>
1593 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
1595 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
1597 Support for C++ constructors/destructors.
1598 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
1599 instead of looping if main() returns.
1600 (asm_file_start): Output global symbols that cause .data and .bss
1601 initialization code to be linked in, unconditionally for now.
1602 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
1603 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
1604 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
1606 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
1607 (__tablejump__): New.
1608 (__do_copy_data, __do_clear_bss): New.
1609 (__do_global_ctors, __do_global_dtors): New.
1610 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
1613 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
1615 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
1616 (CPP_SPEC, CPP_PREDEFINES): Kill.
1617 * c4x/rtems.h (CPP_PREDEFINES): Kill.
1618 (TARGET_OS_CPP_BUILTINS): New.
1620 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
1622 * Makefile.in (tracer.o): New.
1623 * params.def (TRACER_*): New options.
1624 * rtl.h (tracer): Declare.
1625 * timevar.def (TV_TRACER): New.
1626 * toplev.c (dump_file_index): Add DFI_tracer.
1627 (dump_file_info): Add tracer.
1629 (lang_indepdenent_options): Add tracer.
1630 (rest_of_compilation): Call tracer.
1631 * tracer.c: New file.
1632 * invoke.texi (-ftracer): Document.
1633 (--param tracer-*): Document.
1635 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
1637 * tree-inline.c (expand_call_inline): Make the statement
1638 expression we generate have a COMPOUND_STMT.
1640 2002-06-01 Roger Sayle <roger@eyesopen.com>
1642 * gcse.c (cprop_cc0_jump): Function deleted.
1643 (cprop_jump): Take an additional argument which is the possibly
1644 NULL cc setting insn immediately before the conditional jump.
1645 When a MODE_CC set is present, substitute it into the JUMP_INSN
1646 before attempting the constant propagation.
1647 (cprop_insn): Recognize cc setters followed by conditional jumps
1648 as a special case. Use cprop_jump instead of cprop_cc0_jump.
1649 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
1650 (find_bypass_set): New function based upon find_avail_set used by
1651 cprop, but finds constant expressions available at the end of
1653 (bypass_block): New function. Given a basic block that begins
1654 with a conditional jump and multiple incoming edges, perform
1655 the jump bypass optimization.
1656 (bypass_conditional_jumps): New function. Call bypass_block with
1657 each suitable basic block in the CFG using a simple single pass.
1659 2002-06-01 Roger Sayle <roger@eyesopen.com>
1661 * tree.c (real_minus_onep): New function to test for -1.0.
1662 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
1664 2002-06-01 Roger Sayle <roger@eyesopen.com>
1666 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
1667 and "!p && !q" into "(p|q) == 0" under suitable conditions.
1669 2002-06-01 Andreas Jaeger <aj@suse.de>
1671 * cppexp.c (cpp_classify_number): Cast precission to int for
1672 correct printf format.
1674 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
1676 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
1677 expected, but don't really exist: atmega83, atmega85, attiny10.
1678 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
1679 emulations for all devices.
1680 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
1681 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
1683 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
1685 * config/h8300/h8300-protos.h: Add a prototype for
1686 h8300_shift_needs_scratch_p.
1687 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
1688 * config/h8300/h8300.h (OK_FOR_R): New.
1689 (OK_FOR_S): Likewise.
1690 (OK_FOR_T): Likewise.
1691 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
1692 * config/h8300/h8300.md (anonymous shift patterns): Use
1693 constraints R, S, and T.
1695 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1697 * basic-block.h (struct basic_block_def): New field loop_father.
1698 (BB_VISITED): New flag.
1699 (struct loop): New field pred, removed field shared.
1700 (struct loops): New field parray.
1701 (LOOP_EXITS_DOMS): Removed.
1702 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
1703 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
1704 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
1705 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
1706 verify_loop_structure): Declare.
1707 * cfg.c (entry_exit_blocks): Initialize loop_father field.
1708 * cfganal.c (dfs_enumerate_from): New function.
1709 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
1710 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1711 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
1712 flow_loop_dump, flow_loops_dump, flow_loops_free,
1713 flow_loop_tree_node_add, flow_loop_level_compute,
1714 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
1715 flow_loop_outside_edge_p): Modified for new infrastructure.
1716 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
1717 redirect_edge_with_latch_update, flow_loop_free): New static functions.
1718 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
1719 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
1720 find_common_loop, verify_loop_structure, loop_latch_edge,
1721 loop_preheader_edge): New functions.
1722 (flow_loops_cfg_dump): Do not show dominators, as this information
1723 does not remain up to date long.
1724 (flow_loops_find): Store results in new format.
1725 * predict.c (propagate_freq, estimate_probability,
1726 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
1729 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
1731 * except.c (nothrow_function_p): Walk epilogue delay list
1732 checking the insn, not the chain for potential throws.
1734 2002-05-31 Zack Weinberg <zack@codesourcery.com>
1736 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
1737 (install): Refer to install-cpp directly.
1738 (uninstall-cpp): Folded into uninstall rule.
1739 * configure.in: Delete all code relating to --disable-cpp.
1740 * configure: Regenerate.
1741 * config/t-install-cpp: Delete.
1743 2002-05-31 Richard Henderson <rth@redhat.com>
1745 * configure.in (HAVE_AS_TLS): Add alpha tests.
1746 * configure: Rebuild.
1747 * config/alpha/alpha.c (TARGET_AS_TLS): New.
1748 (alpha_tls_size, alpha_tls_size_string): New.
1749 (overide_options): Set it. Always install machine_status hooks.
1750 (input_operand): Accept got tls predicates.
1751 (local_symbol_p): Merge into ...
1752 (local_symbolic_operand): ... here. Reject tls symbols.
1753 (global_symbolic_operand): Likewise.
1754 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
1755 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
1756 (tp16_symbolic_operand, tp32_symbolic_operand): New.
1757 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
1758 (alpha_encode_section_info): Handle TLS symbols.
1759 (alpha_strip_name_encoding): Likewise.
1760 (alpha_legitimate_address_p): Likewise.
1761 (alpha_legitimize_address): Likewise.
1762 (alpha_expand_mov): Early exit to avoid nop moves.
1763 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
1764 (alpha_init_machine_status, alpha_mark_machine_status,
1765 alpha_free_machine_status): Always define.
1766 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
1767 (print_operand, print_operand_address): Add TLS relocs.
1768 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
1769 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
1770 (TARGET_SWITCHES): Add -mtls-kernel.
1771 (alpha_tls_size, alpha_tls_size_string): New.
1772 (TARGET_OPTIONS): Add -mtls-size=.
1773 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1774 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
1775 (ASM_OUTPUT_LABELREF): Skip %.
1776 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
1777 (PREDICATE_CODES): Update.
1778 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
1779 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
1780 UNSPEC_TP, UNSPECV_SET_TP): New.
1781 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
1782 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
1783 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
1784 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
1785 (call_value_osf_2_er): Accept anything as op4.
1786 * config/alpha/alpha-protos.h: Update.
1787 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
1789 2002-05-31 Zack Weinberg <zack@codesourcery.com>
1791 * cppinit.c (append_include_chain): Always pay attention to
1792 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
1795 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
1797 * target.h: Fix formatting.
1798 * timevar.h: Likewise.
1799 * tlink.c: Likewise.
1800 * toplev.c: Likewise.
1801 * toplev.h: Likewise.
1803 * tree-dump.h: Likewise.
1805 * tree-inline.h: Likewise.
1806 * unroll.c: Likewise.
1807 * unwind-dw2.c: Likewise.
1808 * unwind-dw2-fde.c: Likewise.
1809 * unwind-dw2-fde-glibc.c: Likewise.
1810 * unwind-dw2-fde.h: Likewise.
1811 * unwind.h: Likewise.
1812 * unwind-sjlj.c: Likewise.
1813 * varasm.c: Likewise.
1814 * varray.h: Likewise.
1815 * vmsdbg.h: Likewise.
1816 * vmsdbgout.c: Likewise.
1817 * xcoffout.h: Likewise.
1819 2002-05-31 Igor Shevlyakov <igor@microunity.com>
1821 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
1822 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
1824 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
1826 * gcc.c (cpp_unique_options): Remove "-d" options.
1827 (cpp_debug_options): New spec string.
1828 (default_compilers): Use it.
1829 * objc/lang-specs.h: Likewise.
1831 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
1833 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
1834 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
1835 * gcc/mklibgcc.in: Likewise.
1836 * gcc/config/arc/t-arc: Likewise.
1837 * gcc/configure.in: Likewise.
1838 * gcc/configure: Regenerate.
1840 2002-05-31 Stan Shebs <shebs@apple.com>
1841 Turly O'Connor <turly@apple.com>
1843 * c-decl.c (struct binding_level): Change int field n_incomplete
1844 to tree list incomplete_list.
1845 (clear_binding_level): Init field with NULL.
1846 (pushdecl): Add incomplete type to list.
1847 (mark_binding_level): Mark the incomplete list.
1848 (finish_struct): Scan the incomplete list for types instead
1849 of all decls in the current binding level.
1851 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1853 * pa.c (output_millicode_call): Add missing '%' characters.
1854 (output_call): Likewise.
1856 2002-05-31 David Edelsohn <edelsohn@gnu.org>
1858 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
1859 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
1861 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
1863 * varasm.c (mark_constant_pool): Walk epilogue delay list
1864 checking the insn, not the chain for potential constants.
1866 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
1868 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
1870 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
1872 * i386.c (classify_argument): Properly handle base types.
1874 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
1875 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
1878 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
1880 * gcse.c (gcse_emit_move_after): New.
1881 (pre_delete, hoist_store): Use it.
1883 * reload1.c (emit_input_reload_insns): Use constrain_operands
1884 instead of constraint_accepts_reg_p to verify optimization.
1885 (constraint_accepts_reg_p): Kill
1887 * reload1.c (reload_cse_delete_noop_set): Kill.
1888 (reload_cse_simplify): use delte_insn_and_edges.
1890 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1892 * cfgloop.c (flow_loops_find): Initialize first and last fields
1895 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
1897 * c-common.c (builtin_define_std): Correct logic.
1899 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1901 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
1902 (output_call): Likewise.
1904 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
1906 * pa.c: Move output.h include after tree.h include.
1907 (pa_asm_output_mi_thunk): Constify identifier lab.
1909 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1911 * config/ns32k/ns32k.h: Define named constants for the
1912 bits in target_flags and use them.
1913 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
1915 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1917 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
1918 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
1919 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
1920 default scheduling model.
1921 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
1922 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
1923 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
1924 * doc/install.texi (hppa*-*-*): Document default scheduling.
1926 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
1928 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
1930 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1932 * config.gcc (ns32k-*-netbsd*): Set tm_file to
1933 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
1934 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
1935 netbsd.h, or netbsd-aout.h.
1937 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
1939 * longlong.h (count_trailing_zeros): Add missing \, and clean up
1940 whitespace in __ns32000__ case.
1942 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
1944 * expr.c (expand_expr): Output partially zeroed out vectors with
1945 output_constant_def.
1947 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
1949 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
1951 (shl*-*-netbsdelf*): New targets.
1952 * config/sh/netbsd-elf.h: New file.
1953 * config/sh/t-netbsd: New file.
1955 2002-05-30 Richard Henderson <rth@redhat.com>
1956 Eric Botcazou <ebotcazou@multimania.com>
1958 PR optimization/6822
1959 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
1960 to unsigned int for op1 comparisons. Use gen_int_mode.
1962 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
1964 * expmed.c (const_mult_add_overflow_p): New.
1965 * expr.h: Declare it.
1966 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
1967 Don't eliminate the biv if the giv has a constant multiplier and
1968 the rhs argument of the comparison does satisfy the predicate.
1969 Use expand_mult_add to compute the replacement constant.
1971 2002-05-30 Osku Salerma <osku@iki.fi>
1973 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
1974 (c_common_get_alias_set): Handle it.
1975 * doc/extend.texi: Document it.
1977 2002-05-30 Richard Henderson <rth@redhat.com>
1979 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
1980 * toplev.c (process_options): Don't check it.
1981 * doc/tm.texi: Don't document it.
1982 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
1983 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
1984 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
1985 frame pointer optimization if current_function_profile.
1987 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
1989 * langhooks.c: Fix formatting.
1990 * langhooks.h: Likewise.
1992 * libgcc2.c: Likewise.
1993 * lists.c: Likewise.
1994 * local-alloc.c: Likewise.
1998 2002-05-30 Marc Espie <espie@openbsd.org>
2000 * config.gcc (sparc64-*-openbsd*): New.
2001 * config/sparc/openbsd1-64.h: New.
2002 * config/sparc/openbsd64.h: New.
2004 2002-05-30 Jeff Law <law@redhat.com>
2006 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
2007 a dead insn with a REG_RETVAL note when the entire libcall is not
2008 dead and remove the associated REG_LIBCALL note at the same time.
2010 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
2012 * lcm.c (output.h): #include.
2013 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
2014 as an ordinary block.
2015 (optimize_mode_switching): Don't pretend that the exit block is
2016 an ordinary block, or handle sucessors of entry block specially.
2017 Instead, split edges from entry block and to exit block, and
2018 put a computing definition on the thus gained post-entry-block,
2019 and a need on the pre-exit-block.
2021 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
2023 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
2024 * rtl.texi: Document 'B'
2026 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
2028 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
2030 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
2032 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
2034 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
2035 const0_rtx instead of NULL_RTX when in error.
2036 (altivec_expand_abs_builtin): Same.
2037 (rs6000_expand_binop_builtin): Same.
2038 (altivec_expand_predicate_builtin): Same.
2039 (altivec_expand_stv_builtin): Same.
2040 (rs6000_expand_ternop_builtin): Same.
2041 (altivec_expand_builtin): Same.
2043 2002-05-29 David S. Miller <davem@redhat.com>
2045 * rtl.h (clear_emit_caches): Delete.
2046 * integrate.c (output_inline_function): Don't call it.
2047 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
2048 (clear_emit_caches): Delete definition.
2049 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
2051 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
2053 * config/mmix/mmix.c: Include real.h.
2054 (mmix_constant_address_p): Remove redundant test before switch.
2056 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2058 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
2059 only if not already defined.
2061 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
2063 * config/h8300/h8300-protos.h: Remove prototypes for
2064 ok_for_bclr and small_power_of_two.
2065 * config/h8300/h8300.c (small_power_of_two): Remove.
2066 (ok_for_blcr): Likewise.
2067 (fix_bit_operand): Make WHAT deal with an integer instead of a
2068 constraint character.
2069 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
2070 (CONST_OK_FOR_P): Likewise.
2071 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
2072 CONST_OK_FOR_P any more.
2073 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
2078 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2080 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2081 (CPP_PREDEFINES): Make sure this is undefined.
2082 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
2083 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
2084 or -U__MIPSEB__ before defining one or the other. Instead,
2085 use %(subtarget_endian_default) if neither -EB nor -EL are
2087 (SUBTARGET_EXTRA_SPECS): Define.
2088 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
2091 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
2093 * doc/md.texi (Patterns): Note pattern condition pitfall
2096 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
2098 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
2099 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
2100 ternary operations from here...
2101 (rs6000_expand_builtin): ...to here.
2102 New argument expandedp.
2103 Change all instances of altivec_expand_binop_builtin to
2104 rs6000_expand_binop_builtin.
2105 (altivec_expand_unop_builtin): Rename to
2106 rs6000_expand_unop_builtin.
2107 (altivec_expand_binop_builtin): Rename to
2108 rs6000_expand_binop_builtin.
2109 (altivec_expand_ternop_builtin): Rename to
2110 rs6000_expand_ternop_builtin.
2112 2002-05-29 Richard Henderson <rth@redhat.com>
2114 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
2115 (TARGET_BI_ARCH): Likewise.
2116 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
2117 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
2118 (TARGET_64BIT_DEFAULT): Default to 0.
2119 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
2121 2002-05-29 Richard Henderson <rth@redhat.com>
2123 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
2124 (get_pc_thunk_name): New.
2125 (output_set_got): Use it.
2126 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
2127 into linkonce sections.
2129 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2131 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2132 (CPP_PREDEFINES): Make sure this is undefined.
2133 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
2134 (CPP_SUBTARGET_SPEC): Don't provide different versions for
2135 default-32 and default-64. Just always use %(netbsd_cpp_spec).
2136 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
2137 cpp_subtarget_spec64. Add netbsd_cpp_spec.
2138 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2139 (CPP_PREDEFINES): Make sure this is undefined.
2140 (SUBTARGET_EXTRA_SPECS): Define.
2141 (CPP_SPEC): Use %(netbsd_cpp_spec).
2143 2002-05-29 Jeff Law <law@redhat.com>
2145 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
2147 * flow.c (propagate_one_insn): Do not remove a dead insn if it
2148 contains a REG_RETVAL note.
2150 * haifa-sched (sched_analyze): Remove another useless clearing
2151 of SCHED_GROUP_P I missed yesterday.
2153 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
2154 * pa.c (pa_asm_output_mi_thunk): New function.
2155 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
2157 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2158 Marek Michalkiewicz <marekm@amelek.gda.pl>
2160 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
2161 (avr_asm_only_p): Make non-static.
2162 (enum avr_arch): Remove.
2163 (avr_arch_types): New.
2164 (avr_mcu_types): Update.
2165 (avr_override_options): Use avr_arch_types table instead of switch.
2166 * avr.h (CPP_PREDEFINES): Die.
2167 (avr_base_arch_macro, avr_extra_arch_macro): New.
2168 (TARGET_CPU_CPP_BUILTINS): New.
2169 (CPP_SPEC, EXTRA_SPECS): Simplify.
2170 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
2171 CPP_AVR5_SPEC): Die.
2173 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2175 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2176 NETBSD_OS_CPP_BUILTINS_AOUT.
2177 (SUBTARGET_EXTRA_SPECS): Define.
2178 (CPP_SPEC): Use %(netbsd_cpp_spec).
2180 2002-05-29 Richard Henderson <rth@redhat.com>
2182 * config/i386/i386.c (ix86_output_function_epilogue): New.
2183 (TARGET_ASM_FUNCTION_EPILOGUE): New.
2184 (pic_label_name): Remove.
2185 (pic_labels_used): New.
2186 (ix86_asm_file_end): Emit one pc load stub for each register used.
2187 (output_set_got): Generate deep pc load to any register.
2188 (ix86_select_alt_pic_regnum): New.
2189 (ix86_save_reg): Don't save pic register if we can find a valid
2190 call-clobbered replacement.
2191 (ix86_expand_prologue): If we found a valid replacement, renumber
2192 pic_offset_table_rtx.
2193 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
2194 pic_offset_table_rtx after reload.
2195 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
2196 * config/i386/i386.md (set_got): Make insn, not expander.
2197 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
2199 2002-05-29 Richard Henderson <rth@redhat.com>
2201 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
2202 alignment for alloca.
2204 2002-05-29 Richard Henderson <rth@redhat.com>
2206 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
2207 (print_operand_address): Only add rip for symbolic addresses
2208 for which we do not have another relocation type.
2210 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2212 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2213 (EXTRA_SPECS): Add netbsd_cpp_spec.
2214 (CPP_SPEC): Use %(netbsd_cpp_spec).
2215 (CPP_PREDEFINES): Remove.
2216 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2217 (EXTRA_SPECS): Define.
2218 (CPP_SPEC): Use %(netbsd_cpp_spec).
2219 (CPP_PREDEFINES): Remove.
2221 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2223 PR preprocessor/6844
2224 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
2227 2002-05-29 Eric Christopher <echristo@redhat.com>
2229 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
2230 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
2232 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
2234 * config/fr30/fr30.md: Remove previous restriction on splits.
2235 Enforce conformance through gen_lowpart and cont_int_operand.
2236 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
2237 as the assembler does not support ".bss".
2239 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2241 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
2242 (CPP_PREDEFINES): Remove.
2243 (SUBTARGET_EXTRA_SPECS): Define.
2244 (CPP_SPEC): Use %(netbsd_cpp_spec).
2245 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
2246 (CPP_PREDEFINES): Remove.
2247 (SUBTARGET_EXTRA_SPECS): Define.
2248 (CPP_SPEC): Use %(netbsd_cpp_spec).
2249 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
2250 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
2251 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
2252 Add netbsd_cpp_spec.
2253 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
2255 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
2256 Zack Weinberg <zack@codesourcery.com>
2258 * cppexp.c (cpp_num): Move to cpplib.h.
2259 (CPP_ERROR): Remove.
2260 (interpret_float_suffix, interpret_int_suffix): New.
2261 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
2262 (cpp_classify_number, cpp_interpret_integer): New.
2263 (interpret_number): Remove.
2264 (eval_token): Update to use new routines.
2265 * cpphash.h (cpp_num_part): Move to cpplib.h.
2266 * cppinit.c (cpp_post_options): Set warn_long_long.
2267 * cpplib.h (struct cpp_options): Add warn_long_long.
2268 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
2269 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
2270 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
2271 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
2272 cpp_interpret_integer): New.
2274 2002-05-29 Joel Sherrill <joel@OARcorp.com>
2276 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
2278 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
2280 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
2281 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
2282 (CPP_SUBTARGET_SPEC): Define.
2283 (SUBTARGET_EXTRA_SPECS): Define.
2286 2002-05-29 Chris Lattner <sabre@nondot.org>
2288 * ssa.c (rename_insn_1): Rename uses of undefined registers to
2289 prevent confusion if/when the register is defined.
2291 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
2294 * config/cris/cris.md: Fix typos and thinkos in comments.
2295 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
2297 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
2298 ("*mov_sideqi_mem"): Similar, but for operand 3.
2299 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
2300 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
2301 Remove spurious mode specifier on operand 2.
2303 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
2305 * config/h8300/h8300-protos.h: Remove the prototype for
2307 Add prototypes for single_one_operand and single_zero_operand.
2308 * config/h8300/h8300.c (o_operand): Remove.
2309 (single_one_operand): New.
2310 (single_zero_operand): Likewise.
2311 (print_operand): For 'V' operand, and the operand with 0xff.
2312 For 'V' and 'W' operands, do not and the bit position with 7.
2313 * config/h8300/h8300.md (various anonymous patterns): Replace
2314 use of exact_log2 with single_one_operand/single_zero_operand.
2316 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
2318 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
2320 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
2322 * config/s390/s390.c (legitimate_pic_operand_p): Do not
2323 accept symbolic LARL operands.
2324 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
2327 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
2329 * config/s390/s390.md (cmpstr_64/31): Mark whole
2330 input registers as used.
2332 2002-05-28 Richard Henderson <rth@redhat.com>
2334 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
2335 not current_function_uses_pic_offset_table and
2336 current_function_uses_const_pool; examine current_function_profile.
2337 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
2338 input to blockage if needed.
2339 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
2340 (legitimize_pic_address): Likewise. Set regs_ever_live for
2341 pic_offset_table_rtx when invoked during reload.
2342 * config/i386/i386.h (FINALIZE_PIC): Remove.
2343 * config/i386/i386.md (tablejump): Reformat. Do not set
2344 current_function_uses_pic_offset_table.
2345 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
2346 (blockage): Accept anything as operand 0.
2348 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
2350 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
2351 common CPP built-ins for all NetBSD a.out targets.
2352 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
2353 common CPP built-ins for all NetBSD ELF targets.
2354 * config/netbsd.h: Add missing notice.
2355 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
2356 for all NetBSD targets.
2357 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
2358 for all NetBSD targets using an LP64 code model.
2359 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
2362 2002-05-28 Richard Henderson <rth@redhat.com>
2364 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
2365 update if UPDATE_LIFE_LOCAL.
2367 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2369 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
2371 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
2372 Jason R. Thorpe <thorpej@wasabisystems.com>
2374 config/sh reorganization to factor out endianness and coff:
2376 * config/sh/little.h: New file.
2377 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
2378 defined, define to 0 to select big-endian.
2379 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
2380 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2381 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2382 * config/sh/t-be: New file.
2383 * config/sh/t-le: New file.
2385 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
2386 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
2387 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
2388 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
2389 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
2390 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
2391 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
2392 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
2393 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
2394 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
2395 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
2396 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
2397 (LINK_SPEC): Define to SH_LINK_SPEC.
2398 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
2399 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
2400 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
2401 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
2402 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
2403 * config/sh/coff.h: New file.
2404 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
2405 (TARGET_OBJFMT_CPP_BUILTINS): Define.
2406 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
2407 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
2408 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
2409 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
2410 (PTRDIFF_TYPE): Likewise.
2411 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
2412 (CPP_PREDEFINES): Don't define.
2413 (TARGET_OBJFMT_CPP_BUILTINS): Define.
2414 (LINK_SPEC): Define to SH_LINK_SPEC.
2415 (LINK_EMUL_PREFIX): Redefine.
2416 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
2417 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
2418 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
2419 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
2420 (TARGET_OS_CPP_BUILTINS): Define.
2421 (TARGET_DEFAULT): Redefine.
2422 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
2423 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
2424 (LINK_SPEC): Don't redefine.
2425 (LINK_DEFAULT_CPU_EMUL): Redefine.
2426 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
2427 * sh.c (sh_asm_named_section): Don't declare / define.
2428 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
2429 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
2430 (sh64-*-elf* tm_file): Likewise.
2431 (sh-*-rtemself* tm_file): Likewise.
2432 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
2433 (sh-*-linux* tmake_file): Add sh/t-le.
2434 (sh-*-rtems* tm_file): Add sh/coff.h
2435 (sh-*-* tm_file): Likewise.
2437 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
2439 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
2440 CONSTANT_POOL_ADDRESS_P.
2442 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
2444 2002-05-28 David Edelsohn <edelsohn@gnu.org>
2445 Jeff Law <law@redhat.com>
2447 * optabs.c (expand_binop): Fix nwords sign warnings.
2448 generate pseudo for add_optab.
2450 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
2451 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
2453 2002-05-28 Marc Espie <espie@openbsd.org>
2455 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
2456 inherited from gas.h.
2457 (ASM_QUAD): Undef. OpenBSD does not support it.
2459 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
2461 * doc/install.texi (binaries): Change mingw binaries
2462 link to www.mingw.org.
2464 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2466 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
2468 2002-05-28 Richard Henderson <rth@redhat.com>
2470 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
2471 bottom alignment for leaf functions.
2473 2002-05-28 Zack Weinberg <zack@codesourcery.com>
2475 * config/pa/milli32.S, config/pa/lib1funcs.asm,
2476 config/sparc/sol2-g1.asm: Delete unused files.
2478 2002-05-28 Richard Henderson <rth@redhat.com>
2480 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
2482 * flow.c (calculate_global_regs_live): Rename call_used to
2483 invalidated_by_call. Initialize from regs_invalidated_by_call
2484 instead of call_used_regs.
2486 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
2489 2002-05-28 Zack Weinberg <zack@codesourcery.com>
2491 * tree.h: Don't include real.h.
2492 Forward-declare struct realvaluetype.
2493 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
2495 (TREE_REAL_CST_PTR): New accessor.
2496 (TREE_REAL_CST): Update.
2497 * real.h: Include machmode.h.
2498 (realvaluetype): Make it struct realvaluetype, not a typedef.
2499 (build_real): Prototype here.
2501 * tree.c: Include real.h.
2502 (build_real): Allocate the REAL_VALUE_TYPE as a separate
2503 object in GC memory, set TREE_REAL_CST_PTR to point to it.
2504 (build_real_from_int_cst): Use build_real.
2505 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
2508 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
2509 fold-const.c, print-tree.c, real.c: Include real.h.
2510 * Makefile.in: Update dependency lists.
2512 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2514 * basic-block.h (last_basic_block): Declare.
2515 (expunge_block_nocompact): Declaration removed.
2516 (compact_blocks): Declare.
2517 * cfg.c (last_basic_block): New variable.
2518 (expunge_block_nocompact): Removed.
2519 (expunge_block): Do not compact basic blocks.
2520 (compact_blocks): New.
2521 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
2523 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
2525 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
2526 real positions of blocks.
2527 (delete_unreachable_blocks): Simplified -- quadratic behavior now
2529 (cleanup_cfg): Compact blocks.
2530 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
2531 basic_block_info varray.
2532 (flow_delete_block): Comment update.
2533 (back_edge_of_syntactic_loop_p): Modify position check code.
2534 (verify_flow_info): Update checking.
2535 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
2536 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
2537 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
2538 indices no longer change.
2539 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
2541 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
2542 * profile.c (branch_prob): Compact blocks.
2543 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
2546 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
2548 * config/h8300/h8300.md (two anonymous patterns): New.
2550 2002-05-28 David S. Miller <davem@redhat.com>
2552 * config/sparc/sparc.md (cpu): Tidy.
2553 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
2555 (in_call_delay): Delete reference to 'return' type.
2556 (eligible_for_return_delay, in_return_delay, define_delay
2557 referencing those): Delete.
2558 (rest of file): Use new type attributes as appropriate.
2559 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
2560 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
2561 * config/sparc/ultra1_2.md (us1_single): New reservation.
2562 (us1_ialuX): Likewise.
2563 * config/sparc/ultra3.md (us3_single): Likewise.
2564 (us3_ialuX): Likewise.
2565 (us3_imul, us3_idiv): Tweak.
2567 2002-05-28 Richard Henderson <rth@redhat.com>
2569 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
2572 2002-05-28 Richard Henderson <rth@redhat.com>
2574 * config.gcc: Obsolete mn10200.
2576 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
2578 * cppexp.c (interpret_number): Optimize for single-digit
2579 and less-than-half-precision cases.
2580 (num_trim, num_positive, num_div_op): Cast constants.
2582 2002-05-27 Bo Thorsen <bo@suse.de>
2584 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
2585 3.1 branch. The file was made by Jakub Jelinek.
2586 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
2587 support so multilib doesn't break. And don't define this at all
2588 when -Dinhibit_libc is used.
2589 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
2590 * config/i386/t-linux64: Implement full multilib support. Patch
2591 originally done by Andreas Jaeger and Jakub Jelinek.
2593 2002-05-27 Roger Sayle <roger@eyesopen.com>
2595 * c-common.c: Add support for __attribute__((nothrow)) to specify
2596 that a function cannot throw an exception (using TREE_NOTHROW).
2597 (handle_nothrow_attribute): New function to process this attribute.
2599 * doc/extend.texi: Document the new nothrow function attribute.
2601 2002-05-27 H.J. Lu (hjl@gnu.org)
2603 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
2604 (num_positive): Likewise.
2605 (num_div_op): Likewise.
2607 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2609 * c-common.c (c_common_init): Always use intmax_t.
2611 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2613 * c-common.c (c_common_init): Use intmax_t for now.
2615 2002-05-24 Andrew Haley <aph@redhat.com>
2617 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
2618 if T is a boolean type.
2620 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2622 * basic-block.h (last_basic_block): Defined as synonym for
2624 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
2625 flow_depth_first_order_compute, flow_preorder_transversal_compute,
2626 flow_dfs_compute_reverse_init): Replaced relevant occurences of
2627 n_basic_blocks with last_basic_block.
2628 * cfgbuild.c (make_edges): Likewise.
2629 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
2630 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
2631 * combine.c (combine_instructions): Likewise.
2632 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
2633 iterative_dataflow_bitmap): Likewise.
2634 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
2635 calc_idoms, idoms_to_doms): Likewise.
2636 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
2638 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
2639 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
2640 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
2641 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
2642 delete_null_pointer_checks, compute_code_hoist_vbeinout,
2643 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
2644 compute_store_table, build_store_vectors): Likewise.
2645 * haifa-sched.c (sched_init): Likewise.
2646 * ifcvt.c (if_convert): Likewise.
2647 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
2648 pre_edge_lcm, compute_available, compute_nearerout,
2649 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
2651 * predict.c (estimate_probability, process_note_prediction,
2652 note_prediction_to_br_prob): Likewise.
2653 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
2654 * recog.c (split_all_insns, peephole2_optimize): Likewise.
2655 * regrename.c (copyprop_hardreg_forward): Likewise.
2656 * resource.c (init_resource_info): Likewise.
2657 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
2658 init_regions, schedule_insns): Likewise.
2659 * ssa-ccp.c (ssa_const_prop): Likewise.
2660 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2661 * ssa.c (compute_dominance_frontiers,
2662 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
2664 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
2665 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
2668 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2670 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
2672 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
2673 hoist_insn_after, hoist_insn_to_edge): New.
2675 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
2677 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
2678 (PROP_FINAL): Include.
2679 * flow.c (life_analysis, update_life_info,
2680 init_propagate_block_info, mark_set_1, mark_used_rgs):
2681 Support SCAN_DEAD_STORE.
2683 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
2685 * c-common.c (c_common_init): Set CPP arithmetic precision.
2686 * cppexp.c (cpp_num_part): Move typedef ...
2687 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
2688 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
2689 (sanity_checks): Update.
2691 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
2693 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
2694 (mkheaders): New rule.
2695 (install-mkheaders): New rule.
2696 * configure.in (all_outputs): Add mkheaders.
2697 * configure: Regenerate.
2698 * mkheaders.in: New file.
2700 2002-05-26 Jakub Jelinek <jakub@redhat.com>
2702 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
2704 2002-05-26 Andreas Jaeger <aj@suse.de>
2706 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
2708 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
2710 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
2711 right_shift): Remove.
2712 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
2714 (struct op): Use cpp_num.
2715 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
2716 num_part_mul, num_unary_op, num_binary_op, num_negate,
2717 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
2718 num_div_op, num_lshift, num_rshift, append_digit): New.
2719 (interpret_number, parse_defined, eval_token, reduce): Update
2720 for two-integer arithmetic.
2721 (binary_handler): New typedef.
2723 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
2724 (_cpp_parse_expr, reduce): Update to handle two-integers.
2725 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
2727 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2729 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
2730 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
2731 branch insn into account, do not assume 1.
2732 (avr_out_sbxx_branch): New function. Optimize cases of skipping
2733 over single word insn. Handle upper half of I/O space too.
2734 * config/avr/avr.md (*sbrx_branch): Use it.
2735 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
2736 (*sbix_branch, *sbix_branch_bit7): Likewise.
2737 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
2738 Use RTL peepholes to optimize register operand sign tests.
2740 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
2742 * config/avr/avr.c (avr_asm_only_p): New variable.
2743 (avr_override_options): Set it here if AVR1.
2744 (asm_file_start): Test it here, report an error if set.
2746 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
2748 * alias.c: Fix formatting.
2749 * attribs.c: Likewise.
2750 * bb-reorder.c: Likewise.
2751 * bitmap.c: Likewise.
2752 * bitmap.h: Likewise.
2753 * builtins.c: Likewise.
2755 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
2757 * reload.c (find_valid_class): Accept new argument DEST,
2758 choose class accordingly.
2759 (push_reload): Update callers.
2761 2002-05-26 Andreas Jaeger <aj@suse.de>
2763 * combine.c (combine_instructions): Do not indent #if for
2766 2002-05-25 Richard Henderson <rth@redhat.com>
2768 * c-pragma.c (apply_pragma_weak): Convert value identifier to
2769 string for decl_attributes.
2770 (handle_pragma_weak): Call assemble_alias if we're modifying
2773 2002-05-25 Richard Henderson <rth@redhat.com>
2776 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
2777 using rtl instead of fprintf.
2778 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
2779 * config/sparc/sparc-protos.h: Update.
2781 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
2783 * Makefile.in (C_COMMON_H): Fix.
2784 Update other targets.
2785 * c-common.c: Don't include c-lex.h.
2786 (builtin_define_with_value): Make static and prototype.
2787 (builtin_define_std): Move from c-lex.h.
2788 * c-common.h (init_c_lex): Move from c-lex.h.
2789 * c-decl.c: Don't include c-lex.h.
2790 (make_pointer_declarator): Move from c-parse.in.
2791 * c-lex.c: Don't include c-lex.h.
2793 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
2794 (make_pointer_declarator): Move to c-decl.c.
2795 * c-pragma.c: Don't include c-lex.h.
2796 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
2797 * c-tree.h (make_pointer_declarator): New.
2799 * passes.texi, tm.texi: Update.
2801 * Make-lang.in: Update and correct.
2802 * objc-act.c: Don't include c-lex.h or cpplib.h.
2804 * treetree.c: Don't include c-lex.h.
2806 * darwin-c.c: Don't include c-lex.h.
2807 * c4x/c4x-c.c: Don't include c-lex.h.
2808 * c4x/t-c4x: Update.
2809 * i370/i370-c.c: Don't include c-lex.h.
2810 * i370/t-i370: Update.
2811 * i960/i960-c.c: Don't include c-lex.h.
2812 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
2813 * i960/t-960bare: Update.
2814 * i960/t-vxworks: Update.
2815 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
2816 * rs6000/t-darwin: Update.
2817 * rs6000/t-rs6000-c-rule: Update.
2818 * v850/v850-c.c: Don't include c-lex.h.
2819 * v850/v850.c: Don't include c-lex.h or cpplib.h.
2822 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
2824 * tree.def: Fix typos.
2825 * doc/install.texi: Likewise.
2827 2002-05-25 Richard Henderson <rth@redhat.com>
2829 * configure.in (HAVE_AS_TLS): Add ia64 test.
2830 * configure: Rebuild.
2831 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
2832 (override_options): Set it.
2833 (TARGET_HAVE_TLS): New.
2834 (sdata_symbolic_operand): Look for 's'.
2835 (tls_symbolic_operand): New.
2836 (ia64_expand_load_address): Abort for tls symbols.
2837 (gen_tls_get_addr): New.
2838 (gen_thread_pointer): New.
2839 (ia64_expand_move): Split out from movdi. Handle tls symbols.
2840 (rtx_needs_barrier): Add new unspecs.
2841 (ia64_encode_section_info): Handle tls symbols.
2842 (ia64_strip_name_encoding): Strip two encoding chars.
2843 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
2844 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
2845 (TARGET_OPTIONS): Add tls-size.
2846 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
2847 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
2848 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
2849 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
2850 (movsf, movdf): Likewise.
2851 (movdi_symbolic): Use match_scratch. Don't split if we won't
2852 have a scratch availiable.
2853 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
2854 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
2855 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
2856 * config/ia64/ia64-protos.h: Update.
2857 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
2858 sdata_symbolic_operand.
2859 (ASM_OUTPUT_LABELREF): Strip two characters.
2861 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
2863 * combine.c (simplify_set): Remove an unnecessary subreg.
2865 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
2867 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
2869 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
2871 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
2873 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
2875 2002-05-25 Roger Sayle <roger@eyesopen.com>
2877 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
2878 (cond (compare x y) 0) into the equivalent (cond x y).
2880 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
2882 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
2884 2002-05-24 Zack Weinberg <zack@codesourcery.com>
2886 * config.gcc: Remove all stanzas for previously obsoleted
2887 systems. Where necessary, add explicit error stanzas to
2888 prevent removed systems from being misidentified as something
2889 else. Begin a fresh obsoletions list, with the systems that
2890 were reprieved last round.
2891 * doc/install.texi: Remove all mention of dead targets.
2892 * fixinc/mkfixinc.sh: Likewise.
2894 * config/arm/arm.h: Bit 31 of target_flags is no longer
2897 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
2898 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
2899 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
2900 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
2901 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
2902 config/alpha/osf12.h, config/alpha/osf2or3.h,
2903 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
2904 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
2905 config/clipper/clipper-protos.h, config/clipper/clipper.c,
2906 config/clipper/clipper.h, config/clipper/clipper.md,
2907 config/clipper/clix.h, config/convex/convex-protos.h,
2908 config/convex/convex.c, config/convex/convex.h,
2909 config/convex/convex.md, config/convex/fixinc.convex,
2910 config/convex/proto.h, config/elxsi/elxsi-protos.h,
2911 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
2912 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
2913 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
2914 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
2915 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
2916 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
2917 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
2918 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
2919 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
2920 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
2921 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
2922 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
2923 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
2924 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
2925 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
2926 config/m68k/altos3068.h, config/m68k/apollo68.h,
2927 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
2928 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
2929 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
2930 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
2931 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
2932 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
2933 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
2934 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
2935 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
2936 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
2937 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
2938 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
2939 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
2940 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
2941 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
2942 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
2943 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
2944 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
2945 config/mips/dec-osf1.h, config/mips/elflorion.h,
2946 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
2947 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
2948 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
2949 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
2950 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
2951 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
2952 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
2953 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
2954 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
2955 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
2956 config/ns32k/sequent.h, config/ns32k/tek6000.h,
2957 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
2958 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
2959 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
2960 config/sparc/rtems.h, config/we32k/we32k-protos.h,
2961 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
2964 2002-05-24 Richard Henderson <rth@redhat.com>
2966 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
2967 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
2968 * config/i386/i386.c (tls_model_chars): Add leading space.
2969 (tls_symbolic_operand): Don't bias by 1.
2970 (legitimize_address): Don't unbias by 1.
2972 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
2974 * lcm.c (optimize_mode_switching): Change bb used as indices
2977 2002-05-24 Richard Henderson <rth@redhat.com>
2979 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
2980 of update_life_info_in_dirty_blocks.
2982 2002-05-24 Jakub Jelinek <jakub@redhat.com>
2985 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
2987 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
2989 PR preprocessor/6780
2990 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
2992 2002-05-24 Jim Blandy <jimb@redhat.com>
2994 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
2995 entry with a type code of zero, marking the end of the compilation
2998 2002-05-24 Richard Henderson <rth@redhat.com>
3000 * varasm.c (asm_output_bss): Always output one byte.
3001 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
3003 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
3005 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
3008 2002-05-24 Andreas Jaeger <aj@suse.de>
3010 * ggc-page.c (alloc_page): Cast variables of type size_t to
3011 unsigned long, adjust printf format string.
3012 (ggc_alloc): Likewise.
3013 (ggc_print_statistics): Likewise.
3014 (ggc_print_statistics): Correct printf format string for SCALE to
3017 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3019 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
3021 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
3022 Zack Weinberg <zack@codesourcery.com>
3024 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
3026 * dwarf2out.c (lookup_filename): Properly quote filename in .file
3027 directive in assembly file.
3028 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
3029 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
3030 * config/pj/pj.h (ASM_FILE_START): Likewise.
3031 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
3032 * config/avr/avr.c (asm_file_end): Likewise.
3033 * toplev.c (output_quoted_string): Handle possibly signed plain
3035 * toplev.h (output_clean_symbol_name): Declare
3036 * toplev.c (output_clean_symbol_name): Define.
3037 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
3038 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
3040 2002-05-24 Alan Modra <amodra@bigpond.net.au>
3042 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
3044 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
3046 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
3047 of size of unsigned.
3049 2002-05-23 Richard Henderson <rth@redhat.com>
3051 * configure.in (HAVE_AS_TLS): New test.
3052 * config.in, configure: Rebuild.
3053 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
3054 (ix86_tls_dialect_string, ix86_tls_dialect): New.
3055 (override_options): Set it.
3056 (tls_model_chars, tls_symbolic_operand): New.
3057 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
3058 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
3059 (local_exec_symbolic_operand): New.
3060 (get_pic_label_name): Merge into output_set_got.
3061 (ix86_asm_file_end): Emit pic_label_name if defined.
3062 (legitimate_constant_p, constant_address_p): New.
3063 (legitimate_pic_operand_p): New.
3064 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
3065 (legitimate_address_p): Likewise.
3066 (ix86_encode_section_info): Rename from i386_; handle tls decls.
3067 (ix86_strip_name_encoding): New.
3068 (get_thread_pointer): New.
3069 (legitimize_address): Handle tls symbols.
3070 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
3072 (struct machine_function): Add some_ld_name.
3073 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
3074 (print_operand) [&]: Use it. Handle UNSPEC_TP.
3075 (output_addr_const_extra): New.
3076 (maybe_get_pool_constant): New.
3077 (ix86_split_to_parts): Use it.
3078 (ix86_expand_move): Handle tls symbols.
3079 (ix86_tls_get_addr): New.
3080 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
3081 (TARGET_OPTIONS): Add tls-dialect.
3082 (CONSTANT_ADDRESS_P): Use new out-of-line function.
3083 (LEGITIMATE_CONSTANT_P): Likewise.
3084 (LEGITIMATE_PIC_OPERAND_P): Likewise.
3085 (TARGET_STRIP_NAME_ENCODING): New.
3086 (ASM_OUTPUT_LABELREF): New.
3087 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
3088 (OUTPUT_ADDR_CONST_EXTRA): New.
3089 (PREDICATE_CODES): Update.
3090 (ix86_tls_dialect, ix86_tls_dialect_string): New.
3091 * config/i386/i386.md: Regroup and renumber unspec constants.
3092 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
3093 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
3094 (tls_global_dynamic, tls_local_dynamic_base): New.
3095 (tls_local_dynamic_once): New.
3096 * config/i386/i386-protos.h: Update.
3098 2002-05-23 Richard Henderson <rth@redhat.com>
3100 * genemit.c (gen_insn): Print file:lineno comment before function.
3102 * gensupport.c (struct queue_elem): Add filename member.
3103 (queue_pattern): Initialize it; update all callers.
3104 (process_include): Don't free filename.
3105 (read_md_rtx): Set read_rtx_filename.
3107 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
3109 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
3111 2002-05-23 Richard Henderson <rth@redhat.com>
3113 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
3115 2002-05-23 Richard Henderson <rth@redhat.com>
3117 * doc/extend.texi (C++98 Thread-Local Edits): Update with
3118 commentary from Mark.
3120 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3122 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
3123 Use FOR_EACH_BB macros to iterate over basic block chain.
3124 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
3125 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
3127 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
3128 find_unreachable_blocks, create_edge_list, verify_edge_list,
3129 remove_fake_edges, add_noreturn_fake_exit_edges,
3130 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
3132 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
3133 find_sub_basic_blocks): Likewise.
3134 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
3136 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
3138 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
3140 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
3141 commit_edge_insertions, commit_edge_insertions_watch_calls,
3142 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
3143 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
3144 * conflict.c (conflict_graph_compute): Likewise.
3145 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
3146 df_modified_p, df_refs_unlink, df_dump): Likewise.
3147 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
3148 * final.c (compute_alignments): Likewise.
3149 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
3150 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
3151 count_or_remove_death_notes): Likewise.
3152 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
3153 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
3154 classic_gcse, compute_transp, cprop, compute_pre_data,
3155 compute_transpout, invalidate_nonnull_info,
3156 delete_null_pointer_checks_1, delete_null_pointer_checks,
3157 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
3158 compute_store_table, build_store_vectors, store_motion): Likewise.
3159 * global.c (global_conflicts, mark_elimination): Likewise.
3160 * graph.c (print_rtl_graph_with_bb): Likewise.
3161 * haifa-sched.c (sched_init): Likewise.
3162 * ifcvt.c (if_convert): Likewise.
3163 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
3164 compute_available, compute_nearerout, compute_rev_insert_delete,
3165 optimize_mode_switching): Likewise.
3166 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
3167 * predict.c (estimate_probability, note_prediction_to_br_prob,
3168 propagate_freq, counts_to_freqs, expensive_function_p,
3169 estimate_bb_frequencies): Likewise.
3170 * profile.c (instrument_edges, get_exec_counts,
3171 compute_branch_probabilities, compute_checksum, branch_prob,
3172 find_spanning_tree): Likewise.
3173 * recog.c (split_all_insns, peephole2_optimize): Likewise.
3174 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
3176 * regclass.c (scan_one_insn, regclass): Likewise.
3177 * regmove.c (mark_flags_life_zones, regmove_optimize,
3178 record_stack_memrefs): Likewise.
3179 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
3180 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
3181 * resource.c (find_basic_block): Likewise.
3182 * sched-ebb.c (schedule_ebbs): Likewise.
3183 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
3184 find_single_block_region, find_rgns, schedule_insns)
3185 * sibcall.c (optimize_sibling_and_tail_recursive_call)
3186 * ssa-ccp.c (optimize_unexecutable_edges,
3187 ssa_ccp_df_delete_unreachable_insns): Likewise.
3188 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
3189 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
3190 rename_block, convert_to_ssa, compute_conservative_reg_partition,
3191 compute_coalesced_reg_partition, rename_equivalent_regs,
3192 convert_from_ssa): Likewise.
3193 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
3194 process_for_unwind_directive): Likewise.
3196 * df.c (FOR_ALL_BBS): Removed.
3197 * gcse.c (struct null_pointer_info): Type of current_block field
3199 (struct reg_avail_info): Type of last_bb field changed.
3200 * config/ia64/ia64.c (block_num): Removed.
3201 (need_copy_state): Type changed.
3204 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3206 * cppinit.c (mark_named_operators): Split out from init_builtins.
3207 (cpp_finish_options): Call it from here instead.
3209 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
3211 * builtin-attrs.def: Update copyright years.
3212 (ATTR_NONNULL): New attribute identifier.
3213 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
3214 attribute tree lists.
3215 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
3217 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
3218 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
3219 attribute lists. Chain the appropriate nonnull attribute.
3220 * c-format.c (check_format_arg): Remove null format string
3222 * testsuite/gcc.dg/format/null-1.c: New test.
3224 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3226 * Makefile.in (ADAC): Define.
3228 (.SUFFIXES): Move before language makefile fragments.
3229 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
3231 2002-05-23 Mark Mitchell <mark@codesourcery.com>
3233 * varasm.c (make_decl_rtl): Don't allow weak variables to be
3236 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
3238 * cfg.c (dump_flow_info): Print results of
3239 maybe_hot/probably_never_executed predicates.
3240 * toplev.c (open_dump_file): Print function frequency.
3242 2002-05-23 David S. Miller <davem@redhat.com>
3244 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
3247 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
3249 * c-common.c (warn_nonnull): Declare.
3250 (c_common_attribute_table): Add "nonnull" attribute.
3251 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
3252 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
3253 check_function_arguments_recurse): New functions.
3254 * c-common.h (warn_nonnull): Declare extern.
3255 (check_function_arguments, check_function_arguments_recurse): New
3257 * c-decl.c (c_decode_option): Add -Wnonnull option.
3258 * c-format.c (set_Wformat): Set warn_nonnull if enabling
3260 (format_check_context): New structure.
3261 (check_format_info_recurse): Remove recursion and rename to...
3262 (check_format_arg): ...this. Update comment.
3263 (check_format_info): Use check_function_arguments_recurse.
3264 * c-typeck.c (build_function_call): Call check_function_arguments
3265 instead of check_function_format.
3266 * doc/extend.texi: Document "nonnull" attribute.
3267 * doc/invoke.texi: Docuemnt -Wnonnull option.
3268 * testsuite/gcc.dg/nonnull-1.c: New test.
3269 * testsuite/gcc.dg/nonnull-2.c: New test.
3271 2002-05-23 David S. Miller <davem@redhat.com>
3273 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
3274 * cfgcleanup.c (cleanup_cfg): If it is set do not
3275 attempt to delete trivially dead insns.
3276 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
3277 * toplev.c (rest_of_compilation): Document non-trivial aspect
3278 the RTL before optimize_save_area_alloca is run.
3280 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3282 * c-lex.c (indent_level): Remove.
3283 (cb_file_change, c_lex): Remove indent level handling.
3284 * c-lex.h (indent_level): Remove.
3285 * input.h (struct file_stack): Remove indent_level.
3286 * toplev.c (push_srcloc): Remove indent_level handling.
3288 2002-05-23 Jakub Jelinek <jakub@redhat.com>
3291 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
3292 of x in constraints for clarity.
3293 (sse_mov?fcc split): abort if op2 == op3.
3294 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
3295 sse_movsfcc_const0_4): Add earlyclobber.
3296 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
3297 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
3298 Use Y instead of x in constraints.
3300 2002-05-23 Richard Henderson <rth@redhat.com>
3302 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
3303 (C++98 Thread-Local Edits): New subsection.
3305 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
3306 (ix86_arch): Set type to enum processor_type.
3308 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
3309 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
3311 2002-05-23 Jakub Jelinek <jakub@redhat.com>
3313 * configure.in: Fix as version test for binutils 2.12.1 releases
3315 * configure: Rebuilt.
3317 2002-05-23 Richard Henderson <rth@redhat.com>
3319 * config/i386/i386.c (get_pic_label_name): New.
3320 (load_pic_register): Remove.
3321 (output_set_got): New.
3322 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
3323 * config/i386/i386.md (UNSPEC_SET_GOT): New.
3324 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
3325 (prologue_set_got, prologue_get_pc): Remove.
3326 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
3327 (builtin_setjmp_receiver): Use gen_set_got.
3328 * config/i386/i386-protos.h: Update.
3330 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
3332 * gcse.c (hash_expr): Do not use alias set for hashing.
3334 2002-05-22 Kevin Buettner <kevinb@redhat.com>
3336 * dbxout.c (dbxout_class_name_qualifiers): New function.
3337 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
3339 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
3341 * cpperror.c (_cpp_begin_message): No special casing
3343 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
3344 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
3345 * cpplib.c (do_include_common): Use DL_ERROR.
3346 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
3348 * fix-header.c (read_scan_file): Update.
3350 2002-05-22 Richard Henderson <rth@redhat.com>
3352 * config/i386/i386.c (ix86_expand_call): New function, extracted
3353 from md call patterns. Add pic_offset_table_rtx to
3354 CALL_INSN_FUNCTION_USAGE when needed.
3355 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
3356 (call_value_pop, call_value, untyped_call): Likewise.
3357 (call_exp, call_value_exp): Remove.
3358 * config/i386/i386-protos.h: Update.
3360 2002-05-22 Richard Henderson <rth@redhat.com>
3362 * varasm.c (default_section_type_flags): Check for VAR_DECL
3363 before using DECL_THREAD_LOCAL.
3365 2002-05-22 David Edelsohn <edelsohn@gnu.org>
3367 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
3368 (STARTFILE_SPEC): Delete PE crt0.o.
3369 * config/rs6000/aix51.h: Same.
3370 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
3371 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
3372 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
3373 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
3374 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
3376 2002-05-22 Richard Henderson <rth@redhat.com>
3378 * varasm.c (default_section_type_flags): Handle tls data and
3380 (default_unique_section): Handle tls sections.
3382 2002-05-23 Alan Modra <amodra@bigpond.net.au>
3384 * configure.in (CROSS): Define NATIVE_CROSS.
3385 * configure: Regenerate.
3386 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
3387 (startfile_prefix_spec): New var.
3388 (static_specs): Add startfile_prefix_spec.
3389 (do_spec_2): Split out from..
3391 (main): Process startfile_prefix_spec.
3392 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
3394 (STARTFILE_PREFIX_SPEC): Define.
3395 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
3398 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
3400 * cpperror.c: Fix formatting.
3401 * cppexp.c: Likewise.
3402 * cppfiles.c: Likewise.
3403 * cpphash.c: Likewise.
3404 * cpphash.h: Likewise.
3405 * cppinit.c: Likewise.
3406 * cpplex.c: Likewise.
3407 * cpplib.c: Likewise.
3408 * cppmacro.c: Likewise.
3409 * cppmain.c: Likewise.
3410 * cppspec.c: Likewise.
3412 2002-05-22 Jakub Jelinek <jakub@redhat.com>
3414 * combine.c (force_to_mode): Use gen_int_mode.
3415 Don't clear CONST_INT bits outside of mode.
3417 2002-05-22 Richard Henderson <rth@redhat.com>
3419 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
3420 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
3422 2002-05-22 Jakub Jelinek <jakub@redhat.com>
3425 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
3426 if DECL_SIZE_UNIT is INTEGER_CST.
3428 2002-05-22 Richard Henderson <rth@redhat.com>
3430 * flow.c (life_analysis): Delete broken reg_label check.
3432 2002-05-22 Richard Henderson <rth@redhat.com>
3434 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
3435 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
3437 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
3439 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
3440 (embed-bb.c): New rule.
3441 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
3442 * config/sh/embed_bb.c: Delete.
3444 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
3446 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
3448 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
3450 * config/h8300/h8300.md (*andorqi3): New.
3452 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
3454 PR preprocessor/6517
3455 * Makefile.in: Update.
3456 * c-common.c (c_common_post_options): Add preprocessor
3457 errors to the error count.
3458 * c-lang.c (c_post_options): Kill.
3459 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
3460 * hooks.h: Add header guards.
3461 * langhooks-def.h: Include hooks.h.
3462 (LANG_HOOKS_POST_OPTIONS): Update.
3463 * langhooks.h (struct lang_hooks): Update post_options.
3464 * toplev.c (parse_options_and_default_flags): Update.
3466 * objc-lang.c (objc_post_options): Kill.
3467 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
3469 2002-05-21 Bruce Korb <bkorb@gnu.org>
3471 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
3472 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
3473 * fixinc/fixincl.x: regen.
3475 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
3477 * cfgbuild.c: Fix formatting.
3479 * cfgcleanup.c: Likewise.
3480 * cfglayout.c: Likewise.
3481 * cfgloop.c: Likewise.
3482 * cfgrtl.c: Likewise.
3484 2002-05-21 Richard Henderson <rth@redhat.com>
3486 * c-common.h (enum rid): Add RID_THREAD.
3487 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
3488 (grokdeclarator): Grok __thread.
3489 * c-parse.in (reswords): Add __thread.
3490 (rid_to_yy): Add RID_THREAD.
3492 * tree.h (DECL_THREAD_LOCAL): New.
3493 (struct tree_decl): Add thread_local_flag.
3494 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
3495 * tree.c (staticp): TLS variables are not static.
3497 * target-def.h (TARGET_HAVE_TLS): New.
3498 * target.h (have_tls): New.
3499 * output.h (SECTION_TLS): New.
3500 * varasm.c (assemble_variable): TLS variables can't be common for now.
3501 (default_section_type_flags): Handle .tdata and .tbss.
3502 (default_elf_asm_named_section): Handle SECTION_TLS.
3503 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
3505 * flags.h (flag_tls_default): Declare.
3506 * toplev.c (flag_tls_default): Define.
3507 (display_help): Display help for it.
3508 (decode_f_option): Set it.
3510 * doc/extend.texi (Thread-Local): New node describing language-level
3511 thread-local storage.
3512 * doc/invoke.texi (-ftls-model): Document.
3514 * fixinc/inclhack.def (thread_keyword): New.
3515 * fixinc/fixincl.x: Rebuild.
3517 2002-05-21 Jeffrey A Law <law@redhat.com>
3519 * optabs.c (expand_binop): For double-word integer multiplies,
3520 do not compute intermediate results into something that is
3521 not a register (such as a SUBREG or MEM).
3523 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
3524 (ix86_sched_reorder): Make sure to initialize scheduling
3525 data even when there's only one insn in the ready queue.
3527 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
3529 * genautomata.c (reserv_sets_hash_value): Fix a typo.
3531 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
3533 * genautomata.c (reserv_sets_hash_value): Define hash_value as
3534 set_el_t. Transform the hash value into unsigned.
3535 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
3536 (transform_3): Add code to process `(A,B)+(D,E)'.
3538 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
3540 * reload1.c (do_output_reload): Run delete_output_reload
3543 2002-05-21 Roger Sayle <roger@eyesopen.com>
3546 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
3547 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
3548 (can_store_by_pieces): ... and here to limit the largest mode used.
3549 Add a comment to document this function.
3551 2002-05-21 Richard Henderson <rth@redhat.com>
3553 * flow.c (life_analysis): Fix test for deleted label.
3555 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
3557 * doc/tm.texi: Fix typo.
3559 2002-05-21 Zack Weinberg <zack@codesourcery.com>
3561 * c-common.c (c_common_init): Set options->unsigned_char from
3563 (cb_register_builtins): Define __STRICT_ANSI__ and
3564 __CHAR_UNSIGNED__ here...
3565 * cppinit.c (init_builtins): Not here.
3566 (cpp_create_reader): unsigned_char option defaults to 0, not
3567 !DEFAULT_SIGNED_CHAR.
3568 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
3569 and -funsigned-char.
3571 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
3572 * cpphash.c (_cpp_init_hashtable): Don't set it.
3573 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
3574 directly. Clarify comment.
3576 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3578 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
3579 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
3580 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
3581 BASIC_BLOCK (n_basic_blocks - 1).
3582 * cfganal.c (can_fallthru, flow_call_edges_add,
3583 flow_preorder_transversal_compute): Too.
3584 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
3585 find_sub_basic_blocks): Too.
3586 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
3587 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
3588 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
3589 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
3590 * combine.c (this_basic_block): Type changed to basic_block.
3591 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
3592 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
3593 get_last_value, distribute_notes, distribute_links): Too.
3594 * final.c (compute_alignments): Too.
3595 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
3596 * function.c (thread_prologue_and_epilogue_insns): Too.
3597 * gcse.c (compute_code_hoist_vbeinout): Too.
3598 * global.c (build_insn_chain): Too.
3599 * ifcvt.c (find_if_block, find_cond_trap): Too.
3600 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
3601 * regmove.c (regmove_optimize): Too.
3602 * resource.c (find_basic_block): Too.
3603 * sched-ebb.c (schedule_ebbs): Too.
3604 * ssa-dce.c (find_control_dependence, find_pdom): Too.
3606 2002-05-21 Andreas Jaeger <aj@suse.de>
3608 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
3610 2002-05-21 Richard Henderson <rth@redhat.com>
3612 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
3613 unspec names, not numbers.
3615 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
3617 * doc/sourcebuild.texi: Mention snapshot-README and
3618 snapshot-index.html as needing updating for new front ends.
3620 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3622 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
3623 disabling checking, and avoid multiple evaluation of RTX.
3625 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
3627 * bitmap.c (bitmap_find_bit): Return early if we have the correct
3630 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
3632 * profile.c (gen_edge_profiler): Set alias set before the memory is
3635 2002-05-20 David S. Miller <davem@redhat.com>
3637 * cselib.c (max_value_regs): New.
3638 (cselib_lookup, cselib_invalidate_regno): Initialize it when
3639 adding new entries to the REG_VALUES table and we are dealing with
3641 (clear_table): Initialize it.
3642 (cselib_invalidate_regno): Use it to determine which hard
3643 registers to scan when mode is not VOIDmode.
3645 2002-05-20 Duraid Madina <duraid@fl.net.au>
3647 * tradcpp.c (fixup_newlines): Use old-style function header.
3649 2002-05-20 Krister Walfridsson <cato@df.lth.se>
3651 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
3653 2002-05-20 H.J. Lu (hjl@gnu.org)
3655 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
3657 * config/mips/mips.h (DFMODE_NAN): Defined.
3658 (SFMODE_NAN): Likewise.
3660 2002-05-20 Dale Johannesen <dalej@apple.com>
3662 * combine.c (cant_combine_insn_p): Back out my
3665 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
3667 * params.c: Fix formatting.
3668 * params.h: Likewise.
3669 * predict.c: Likewise.
3670 * prefix.c: Likewise.
3671 * print-rtl.c: Likewise.
3672 * print-tree.c: Likewise.
3673 * profile.c: Likewise.
3675 2002-05-20 H.J. Lu (hjl@gnu.org)
3677 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
3679 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
3681 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
3682 switches straight on to the assembler, do not abbreviate them.
3683 * config/arm/elf.h (ASM_SPEC): As above.
3684 * config/arm/semi.h (ASM_SPEC): As above.
3685 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
3686 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
3687 -mcpu=xscale on to the assembler by default.
3688 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
3690 2002-05-20 Richard Henderson <rth@redhat.com>
3692 * cse.c (canon_hash): Reorder do_not_record test. Always
3693 allow pic_offset_table_rtx.
3695 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
3697 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
3698 (expand_binop): Ditto (3 times).
3700 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
3702 * Makefile.in (distclean): Remove QMTest stuff.
3703 (QMTEST_PATH): New variable.
3704 (QMTESTFLAGS): Likewise.
3705 (QMTESTRUNFLAGS): Likewise.
3707 (QMTEST_GPP_TESTS): Likewise.
3708 (QMTEST_DIR): Likewise.
3709 (QMTEST_DIR/context): New target.
3710 (qmtest-g++): Likeise.
3711 (qmtest-gui): Likewise.
3712 (QMTEST_DIR/gpp-expected.qmr): Likewise.
3714 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
3716 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
3717 an altivec register if TARGET_ALTIVEC.
3719 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
3720 to ALTIVEC_VECTOR_MODE.
3721 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
3722 (rs6000_va_arg): Vectors may go in registers if they are not
3725 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
3727 * protoize.c: Fix formatting.
3729 2002-05-19 Richard Henderson <rth@redhat.com>
3731 * gensupport.c (init_include_reader): Merge into ...
3732 (process_include): ... here. Simplify composite path creation.
3733 Plug memory leaks. Fix file/line number tracking. Do not
3734 process_define_cond_exec. Return void.
3735 (process_rtx): Don't check process_include return value.
3737 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3739 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
3741 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
3742 traversing basic block chain.
3743 (create_basic_block_structure, create_basic_block): Declaration changed.
3744 (link_block, unlink_block): Declare.
3745 * cfg.c (entry_exit_blocks): Initialize new fields.
3746 (link_block, unlink_block): New.
3747 (expunge_block_nocompact): Unlink basic block.
3748 (dump_flow_info): Print prev_bb/next_bb fields.
3749 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
3750 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
3751 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
3752 * cfgrtl.c (create_basic_block_structure, create_basic_block,
3753 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
3754 (verify_flow_info): Check that list agrees with numbering.
3756 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
3758 * c-common.c (preprocessing_asm): New macro.
3759 * c-lex.h (builtin_define, builtin_assert): Use pfile.
3763 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
3764 (CPP_SPEC): Simplify.
3765 (TARGET_CPU_CPP_BUILTINS): Update.
3766 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
3767 (CPP_SPEC): Simplify.
3768 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
3769 (TARGET_OS_CPP_BUILTINS): Update.
3770 * osf.h (CPP_XFLOAT_SPEC): Kill.
3771 (TARGET_OS_CPP_BUILTINS): Update.
3772 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
3773 * osf5.h (CPP_XFLOAT_SPEC): Kill.
3774 * vms.h (CPP_SUBTARGET_SPEC): Kill.
3775 (TARGET_OS_CPP_BUILTINS): Update.
3777 2002-05-19 Richard Henderson <rth@redhat.com>
3779 * varasm.c (default_binds_local_p): Fix typo.
3781 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
3783 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
3784 CONST_INT operand to the correct mode after adding 1 to it.
3786 2002-05-19 Mark Mitchell <mark@codesourcery.com>
3788 * config.gcc (powerpc-wrs-windiss*): New target.
3790 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3792 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
3795 2002-05-18 Mark Mitchell <mark@codesourcery.com>
3797 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
3799 * config.in: Regenerated.
3800 * configure: Regenerated.
3802 2002-05-19 Richard Henderson <rth@redhat.com>
3804 * target-def.h (TARGET_BINDS_LOCAL_P): New.
3805 * target.h (struct gcc_target): Move boolean fields to the end.
3807 * varasm.c (default_binds_local_p): New.
3808 * output.h: Declare it.
3810 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
3811 * config/cris/cris.c (cris_encode_section_info): Likewise.
3812 * config/i386/i386.c (i386_encode_section_info): Likewise.
3813 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
3814 * config/sh/sh.c (sh_encode_section_info): Likewise.
3816 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
3817 (TARGET_BINDS_LOCAL_P): New.
3819 2002-05-19 Richard Henderson <rth@redhat.com>
3821 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
3822 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
3823 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
3825 * toplev.c (display_help): Kill -a -ax help.
3827 * config/1750a/1750a.h, config/alpha/alpha.h,
3828 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
3829 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
3830 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
3831 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
3833 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
3834 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
3836 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
3837 (ix86_output_function_block_profiler): Kill.
3838 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
3839 (m68hc11_function_block_profiler): Kill.
3840 * config/m68hc11/m68hc11-protos.h: Update.
3841 * config/m88k/m88k.c (output_block_profiler): Kill.
3842 (output_function_block_profiler): Kill.
3843 * config/m88k/m88k-protos.h: Update.
3845 2002-05-19 Richard Henderson <rth@redhat.com>
3847 * system.h (STRIP_NAME_ENCODING): Poison it.
3848 * output.h (STRIP_NAME_ENCODING): Remove.
3849 (default_strip_name_encoding): Declare.
3850 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
3851 * target.h (strip_name_encoding): New.
3852 * varasm.c (default_strip_name_encoding): New.
3854 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
3855 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
3856 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
3857 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
3858 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
3859 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
3860 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
3861 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
3862 config/v850/v850.h: Use the hook, not the macro.
3864 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
3865 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
3866 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
3867 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
3868 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
3869 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
3870 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
3871 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
3872 config/v850/v850.c, config/v850/v850.h:
3873 Move STRIP_NAME_ENCODING to out-of-line function and add
3874 TARGET_STRIP_NAME_ENCODING.
3876 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
3877 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
3878 with TARGET_STRIP_NAME_ENCODING referencing existing function;
3879 make function static.
3881 * xcoffout.c: Include target.h
3882 * Makefile.in (xcoffout.o): Update.
3884 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
3885 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
3886 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
3887 reloc argument unused.
3888 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
3890 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
3891 STRIP_NAME_ENCODING docs.
3893 2002-05-19 Andreas Jaeger <aj@suse.de>
3895 * gengenrtl.c: Add prototype for excluded_rtx.
3897 * real.h: Add prototype for exact_real_truncate.
3899 2002-05-18 Richard Henderson <rth@redhat.com>
3901 * system.h (ENCODE_SECTION_INFO): Poison it.
3902 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
3903 * target.h (encode_section_info): New.
3904 * varasm.c (make_decl_rtl, output_constant_def): Use it.
3905 * hooks.c (hook_tree_int_void): New.
3906 * hooks.h: Declare it.
3908 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
3909 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
3910 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
3911 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
3912 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
3913 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
3914 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
3915 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
3916 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3917 config/mcore/mcore-protos.h, config/mcore/mcore.c,
3918 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
3919 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
3920 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
3921 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
3922 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
3923 referencing existing function. Make function static.
3925 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
3926 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
3927 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
3928 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
3929 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
3930 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
3931 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
3932 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
3933 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
3934 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
3935 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
3936 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
3937 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
3938 Move ENCODE_SECTION_INFO to out-of-line function and add
3939 TARGET_ENCODE_SECTION_INFO.
3941 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
3942 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
3944 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
3946 (switch_to_section): Replace in_rdata case with in_readonly_data.
3948 * config/h8300/h8300.c (h8300_encode_label): Make static.
3949 * config/h8300/h8300-protos.h: Update.
3951 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
3952 from rs6000_encode_section_info; make static.
3953 (rs6000_xcoff_encode_section_info): New.
3955 * config/v850/v850.c (v850_encode_data_area): Make static.
3956 * config/v850/v850-protos.h: Update.
3958 * config/vax/vax.c: Include flags.h.
3959 (vms_select_section): Fix typo.
3961 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
3962 ENCODE_SECTION_INFO docs.
3964 2002-05-18 Richard Henderson <rth@redhat.com>
3966 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
3967 REGISTER_TARGET_PRAGMAS.
3968 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
3970 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
3972 2002-05-18 Richard Henderson <rth@redhat.com>
3974 * system.h (SELECT_RTX_SECTION): Poison.
3975 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
3976 * target.h (select_rtx_section): New.
3977 * varasm.c (output_constant_pool): Use it.
3978 (default_select_rtx_section, default_elf_select_rtx_section): New.
3979 * output.h: Declare them.
3981 * config/darwin.h (SELECT_RTX_SECTION): Move ...
3982 * config/darwin.c (machopic_select_rtx_section): ... here.
3983 * config/darwin-protos.h: Update.
3985 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
3986 * config/nextstep.c (machopic_select_rtx_section): ... here.
3987 (nextstep_select_section): Rename variable to avoid macro clash.
3988 * config/nextstep-protos.h: Update.
3990 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
3991 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
3992 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
3993 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
3994 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
3995 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
3996 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
3997 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
3998 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
3999 (SELECT_RTX_SECTION): Remove.
4001 * config/darwin.h, config/elfos.h, config/nextstep.h,
4002 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
4003 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
4004 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
4005 config/sparc/lynx.h, config/xtensa/xtensa.c
4006 (TARGET_ASM_SELECT_RTX_SECTION): New.
4008 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
4009 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
4010 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
4011 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
4012 (ia64_aix_select_rtx_section): New.
4013 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
4015 * config/mips/mips.c (mips_select_rtx_section): Make static.
4016 Support ELF SHF_MERGE features.
4017 * config/mips/mips-protos.h: Update.
4018 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
4019 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
4020 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
4021 make static, fall back to default_elf_select_rtx_section.
4022 * config/rs6000/rs6000-protos.h: Update.
4023 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
4024 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
4025 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
4026 * config/romp/romp.c (romp_select_rtx_section): New.
4027 * config/s390/s390.c (s390_select_rtx_section): New.
4028 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
4029 declarations before target macro definition.
4030 (xtensa_emit_call): Use static buffer.
4031 (xtensa_select_rtx_section): New.
4032 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
4033 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
4034 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
4036 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
4037 SELECT_RTX_SECTION docs.
4039 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
4041 * i386.md (movsi/movdi): Fix template.
4042 (sse2 patterns): Set attributes consistently.
4044 * i386.md (pushqi2, ashrqi_*): Fix constraint.
4046 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
4048 * optabs.c (complex_part_zero_p): New.
4049 * (expand_cmplxdiv_straight): Use it.
4050 * (expand_cmplxdiv_wide): Ditto.
4051 * (expand_binop): Ditto.
4053 2002-05-18 Richard Henderson <rth@redhat.com>
4055 * final.c (HAVE_READONLY_DATA_SECTION): New.
4056 (shorten_branches): Use it instead of ifdefs.
4057 * varasm.c (enum in_section): Add in_readonly_data.
4058 (text_section, data_section): Tidy.
4059 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
4061 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
4062 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
4063 (READONLY_DATA_SECTION): Don't undef.
4065 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
4066 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
4067 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
4069 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
4070 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
4071 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
4072 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
4074 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
4075 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
4076 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
4077 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
4078 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
4079 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
4080 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
4081 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
4082 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
4084 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
4085 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
4086 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
4087 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
4088 config/pa/pa64-hpux.h, config/sparc/litecoff.h
4089 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
4091 * config/elfos.h, config/netware.h, config/svr3.h,
4092 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
4093 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
4094 config/h8300/h8300.h, config/i386/i386-interix.h,
4095 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
4096 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
4098 * config/elfos.h, config/netware.h, config/svr3.h,
4099 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
4100 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
4101 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
4102 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
4104 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
4105 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
4106 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
4107 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
4108 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
4109 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
4110 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
4111 config/rs6000/sysv4.h, config/v850/v850.h
4112 (EXTRA_SECTIONS): Remove in_const/in_rdata.
4113 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
4115 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
4116 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
4117 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
4118 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
4119 * config/alpha/alpha.c (alpha_start_function): Likewise.
4120 (alpha_write_linkage): Likewise.
4121 * config/m32r/m32r.c (m32r_select_section): Likewise.
4122 * config/m88k/m88k.c (m88k_select_section): Likewise.
4123 * config/mips/mips.c (mips_select_rtx_section): Likewise.
4124 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
4125 (rs6000_elf_select_section): Likewise.
4126 * config/v850/v850.c (v850_select_section): Likewise.
4128 * config/1750a/1750a.h, config/i860/sysv3.h
4129 (READONLY_DATA_SECTION_ASM_OP): New.
4130 READONLY_DATA_SECTION_ASM_OP.
4131 * config/i386/interix.c, config/i386/winnt.c
4132 (i386_pe_unique_section): Always use .rdata prefix.
4133 * config/pa/som.h (readonly_data): Always switch to read-only section.
4134 (READONLY_DATA_SECTION): Predicate on flag_pic.
4135 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
4136 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
4137 (READONLY_DATA_SECTION): Update.
4139 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
4141 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
4142 is used without -Wformat.
4143 * c-common.h (warn_format_zero_length): Declare extern.
4144 * c-decl.c (warn_options): Add "format-zero-length".
4145 * c-format.c (warn_format_zero_length): Declare.
4146 (set_Wformat): Set warn_format_zero_length for -Wformat.
4147 (check_format_info): Only warn about zero-length formats if
4148 warn_format_zero_length is true. Include the format type
4149 name in the warning message.
4150 * doc/invoke.texi: Document -Wformat-zero-length.
4151 * testsuite/gcc.dg/format/zero-length-1.c: New test.
4153 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
4155 * timevar.c: Fix formatting.
4156 * tlink.c: Likewise.
4157 * toplev.c: Likewise.
4158 * tree-dump.c: Likewise.
4159 * tree-inline.c: Likewise.
4161 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
4163 * cppinit.c (cpp_post_options): If preprocessed, turn off
4164 traditional. If traditional, turn off column numbers.
4165 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
4166 * cpptrad.c (handle_newline): Update line_base.
4167 (skip_comment): Handle -Wcomment.
4169 2002-05-17 Zack Weinberg <zack@codesourcery.com>
4171 * cppinit.c (struct builtin): Remove unused fields.
4172 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
4173 (operator_array): New - was second half of builtin_array.
4174 (init_builtins): Simplify loop over builtin_array/operator_array.
4176 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
4178 * defaults.h (UNIQUE_SECTION): Remove.
4179 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
4181 2002-05-17 Richard Henderson <rth@redhat.com>
4183 * expr.c (init_expr_once): Don't use start/end_sequence.
4184 Use rtx_alloc instead of emit_insn.
4185 * toplev.c (lang_dependent_init): Run init_expr_once here ...
4186 (lang_independent_init): ... not here.
4188 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
4190 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
4192 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
4194 * config/avr/avr.c (avr_regs_to_save): New function. Also check
4195 for fixed registers, possibly used for global register variables.
4196 (initial_elimination_offset, avr_output_function_prologue,
4197 avr_output_function_epilogue): Move common code to avr_regs_to_save.
4199 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
4201 * Makefile.in: Update for cpptrad.c.
4202 * cpphash.h (struct cpp_buffer): New members for buffer
4204 (struct cpp_reader): New members for traditional output.
4205 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
4206 * cppinit.c (cpp_create_reader): Set trad_line.
4207 (cpp_destroy): Free trad_out_base if used.
4208 (cpp_read_main_file): Overlay an empty buffer if traditional.
4209 (cpp_finish_options): Don't do builtins.
4210 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
4211 (cpp_handle_option): Handle it.
4212 * cpplex.c (continue_after_nul): New.
4213 (_cpp_lex_direct): Use handle_nul.
4214 * cpplib.h (struct cpp_options): New traditional option.
4215 * cpptrad.c: New file.
4217 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
4219 * c-common.c (c_common_init_options): Use C89 for Objective-C,
4220 and set the options flag.
4221 * cppinit.c (lang_flags): Remove objc.
4222 (lang_defaults): Remove OBJC and OBJCXX.
4224 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
4225 (cpp_handle_option): Remove -+ and -lang-objc++.
4226 For ObjC, just set a flag.
4227 (print_help): Update.
4228 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
4230 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4232 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
4233 bootstrap with -mips3.
4235 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
4237 * final.c: Fix formatting.
4238 * fix-header.c: Likewise.
4240 * fold-const.c: Likewise.
4241 * function.c: Likewise.
4243 2002-05-17 David S. Miller <davem@redhat.com>
4245 PR c/6689, PR optimization/6615
4246 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
4247 and make it a pointer to rtx. Update comments.
4248 (update_equiv_regs): When scanning for equivalences, record
4249 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
4250 it while making the equiv replacements.
4252 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4254 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
4256 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
4258 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
4259 when encoding visibility into SYMBOL_REF_FLAG.
4261 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
4263 * expr.c (force_operand): Fix reversed move.
4265 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
4267 * doc/install.texi (Testing): Mention two common DejaGnu warnings
4268 that can be ignored.
4270 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4272 * doc/install.texi (Final install): Recommend to install into a
4273 "clean" target directory.
4275 2002-05-17 Richard Henderson <rth@redhat.com>
4277 * config/ia64/ia64.md: Use braced strings instead of quoted strings
4278 for code blocks. Tidy whitespace.
4280 2002-05-17 Richard Henderson <rth@redhat.com>
4282 * hooks.c (hook_tree_bool_false): New.
4283 * hooks.h: Declare it.
4284 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
4285 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
4286 * target.h (select_section, unique_section): New.
4287 (in_small_data_p): New.
4288 * varasm.c (resolve_unique_section): Use hooks instead of macros.
4289 (variable_section, output_constant_def_contents): Likewise.
4290 (default_select_section, default_unique_section): New.
4291 (categorize_decl_for_section, default_elf_select_section): New.
4292 * output.h: Declare them.
4294 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
4295 (TARGET_ASM_SELECT_SECTION): New.
4296 (SELECT_SECTION): Move ...
4297 * config/darwin.c (machopic_select_section): ... here.
4298 * config/darwin-protos.h: Update.
4300 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
4301 (SELECT_SECTION): Move ...
4302 * config/nextstep.c (nextstep_select_section): ... here.
4303 * config/nextstep-protos.h: Update.
4305 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
4306 (TARGET_ASM_SELECT_SECTION): New.
4307 * config/svr3.h (SELECT_SECTION): Remove.
4309 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
4310 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
4311 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
4312 (alpha_encode_section_info): Use it.
4313 * config/alpha/alpha-protos.h: Update.
4314 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
4315 (SELECT_SECTION, UNIQUE_SECTION): Remove.
4316 (TARGET_ASM_SELECT_SECTION): New.
4317 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
4319 * config/arm/pe.h (UNIQUE_SECTION): Remove.
4320 (TARGET_ASM_UNIQUE_SECTION): New.
4322 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
4323 (avr_unique_section): Rename from unique_section; make static.
4324 * config/avr/avr-protos.h: Update.
4325 * config/avr/avr.h (UNIQUE_SECTION): Remove.
4327 * config/c4x/c4x.h (SELECT_SECTION): Remove.
4329 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
4330 (TARGET_ASM_UNIQUE_SECTION): New.
4331 * config/i386/i386-interix.h: Likewise.
4332 * config/i386/win32.h: Likewise.
4333 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
4334 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
4335 * config/i386/sco5.h (SELECT_SECTION): Remove.
4336 (TARGET_ASM_SELECT_SECTION): New.
4337 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
4339 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
4340 instead of SELECT_SECTION.
4341 * config/m68k/dpx2.h: Likewise.
4342 * config/rs6000/lynx.h: Likewise.
4344 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4345 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
4346 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
4347 (ia64_in_small_data_p): New.
4348 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
4349 (ia64_aix_select_section, ia64_aix_unique_section): New.
4350 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
4351 (SELECT_SECTION, UNIQUE_SECTION): Remove.
4353 * config/m32r/m32r.h (SELECT_SECTION): Remove.
4354 (TARGET_ASM_SELECT_SECTION): New.
4355 * config/m32r/m32r.c (m32r_select_section): Take align argument.
4356 * config/m32r/m32r-protos.h: Update.
4358 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
4359 (SELECT_SECTION): Move ...
4360 * config/m88k/m88k.c (m88k_select_section): ... here.
4362 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
4363 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
4364 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
4365 (mcore_unique_section): Make static.
4366 * config/mcore/mcore-protos.h: Update.
4368 * config/mips/elf.h (UNIQUE_SECTION): Remove.
4369 (TARGET_ASM_UNIQUE_SECTION): New.
4370 * config/mips/elf64.h: Likewise.
4371 * config/mips/iris6gld.h: Likewise.
4372 * config/mips/linux.h: Likewise.
4373 * config/mips/mips-protos.h: Update.
4374 * config/mips/mips.c (mips_select_section): Add align argument.
4375 * config/mips/mips.h (SELECT_SECTION): Remove.
4376 (TARGET_ASM_SELECT_SECTION): New.
4378 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4379 * config/mmix/mmix.c (mmix_select_section): Remove.
4380 (mmix_unique_section): Remove.
4381 * config/mmix/mmix-protos.h: Update.
4383 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
4384 (SELECT_SECTION): Move ...
4385 * config/pa/pa.c (pa_select_section): ... here.
4386 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
4388 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
4389 from rs6000_select_section and make static.
4390 (rs6000_elf_unique_section): Similarly.
4391 (rs6000_xcoff_select_section): From xcoff.h.
4392 (rs6000_xcoff_unique_section): Likewise.
4393 * config/rs6000/rs6000-protos.h: Update.
4394 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
4395 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
4396 * config/rs6000/xcoff.h: Likewise.
4398 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
4399 (SELECT_SECTION): Move ...
4400 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
4402 * config/v850/v850.h (SELECT_SECTION): Move ...
4403 * config/v850/v850.c (v850_select_section): ... here.
4404 (TARGET_ASM_SELECT_SECTION): New.
4406 * config/vax/vms.h (SELECT_SECTION): Move ...
4407 * config/vax/vax.c (vms_select_section): ... here.
4408 (TARGET_ASM_SELECT_SECTION): New.
4410 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
4411 for the target hooks.
4413 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
4415 * config/arm/arm.c (emit_multi_reg_push): Do not set
4416 RTX_FRAME_RELATED_P on the SEQUENCE.
4418 2002-05-16 Richard Henderson <rth@redhat.com>
4420 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
4421 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
4423 2002-05-16 Richard Henderson <rth@redhat.com>
4425 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
4427 * config/ia64/ia64.c (saveable_obstack): Do not declare.
4429 2002-05-16 Richard Henderson <rth@redhat.com>
4431 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
4432 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
4433 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
4434 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
4435 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
4436 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
4437 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
4438 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
4439 Revert "Basic block renumbering removal", and two followup patches.
4441 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
4443 * lcm.c (optimize_mode_switching): Revert previous change.
4445 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4447 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
4448 with only extant block numbers.
4450 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
4452 * lcm.c (optimize_mode_switching): Fix typo.
4454 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4456 * flow.c (calculate_global_regs_live): Queue blocks in program order.
4458 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4460 * doc/install.texi (Configuration): Document PWDCMD.
4462 2002-05-16 Dale Johannesen <dalej@apple.com>
4464 * combine.c (cant_combine_insn_p): Reenable combinations
4465 involving hard regs unless CLASS_LIKELY_SPILLED_P.
4467 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4469 * c-common.c (cb_register_builtins): Handle more built-ins
4470 here rather than in gcc.c specs.
4471 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
4472 (cpp_options): Pass -O flags even when only preprocessing.
4473 * toplev.c (set_fast_math_flags): New prototype.
4474 (fast_math_flags_set_p): New.
4475 (set_no_fast_math_flags): Remove.
4476 (decode_f_option): Update.
4477 * toplev.h (set_fast_math_flags): Update.
4478 (fast_math_flags_set_p): New.
4479 (set_no_fast_math_flags): Remove.
4481 * c4x/c4x.c (c4x_override_options): Update.
4483 2002-05-16 Zack Weinberg <zack@codesourcery.com>
4485 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
4486 Default-define here.
4487 (builtin_define_with_value): Can now wrap the expansion in
4488 quotation marks if such is wanted.
4489 (cb_register_builtins): Update calls to builtin_define_with_value.
4490 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
4492 (c_common_init): Set options->stdc_0_in_system_headers.
4493 * c-lex.h: Update prototype of builtin_define_with_value.
4494 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
4495 and REGISTER_PREFIX.
4497 * cppinit.c (VERS, ULP, C, X): Kill.
4498 (builtin_array): Remove entries for __VERSION__,
4499 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
4500 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
4502 (init_builtins): Kill off a bunch of now-dead code.
4503 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
4504 -fno-leading-underscore.
4505 (cpp_handle_option): Remove code to set user_label_prefix.
4506 (cpp_post_options): Likewise.
4508 * cpplib.h (struct cpp_options): Remove user_label_prefix.
4509 (stdc_0_in_system_headers): New.
4510 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
4511 stdc_0_in_system_headers) too to decide the value of __STDC__.
4513 * tradcpp.c (user_label_prefix): Kill.
4514 (main): Remove code handling -f(no-)leading-underscore.
4515 (initialize_builtins): Don't define __REGISTER_PREFIX__
4516 or __USER_LABEL_PREFIX__.
4517 (install_value): Wrap compound statement in dummy loop so the
4518 macro works properly in an if statement.
4521 2002-05-16 Janis Johnson <janis187@us.ibm.com>
4523 * loop.h (struct loop_info): Add member has_prefetch.
4524 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
4525 (prescan_loop): Initialize has_prefetch.
4526 (struct prefetch_info): Change prefetch_in_loop and
4527 prefetch_before_loop from bit fields to ints.
4528 (emit_prefetch_instructions): Several small fixes.
4529 (check_dbra_loop): Don't reverse loop that uses prefetch.
4531 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4533 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
4534 * configure.in: Likewise.
4535 * fixinc/check.tpl: Likewise.
4536 * fixinc/fixinc.dgux: Likewise.
4537 * fixinc/fixinc.svr4: Likewise.
4538 * fixinc/fixinc.winnt: Likewise.
4539 * fixinc/fixincl.sh: Likewise.
4540 * fixproto: Likewise.
4541 * configure: Regenerate.
4543 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4545 Basic block renumbering removal:
4546 * basic_block.h (struct basic_block_def): Renamed index to sindex,
4547 added prev_bb and next_bb fields.
4548 (n_basic_blocks): Renamed to num_basic_blocks.
4549 (last_basic_block): New, index of last basic block.
4550 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
4551 traversing basic block chain.
4552 (BLOCK_NUM): index -> sindex.
4553 (create_basic_block_structure, create_basic_block): Declaration changed.
4554 (debug_num2bb): Declare.
4555 (expunge_block_nocompact): Declaration removed.
4556 (link_block, unlink_block, compact_blocks): Declare.
4557 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
4558 * cfg.c (entry_exit_blocks): Initialize new fields.
4559 (clear_edges, alloc_block, expunge_block, cached_make_edge,
4560 redirect_edge_pred, dump_flow_info, dump_edge_info,
4561 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
4562 free_aux_for_edges): Modified.
4563 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
4564 (expunge_block_nocompact): Removed.
4565 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
4566 find_unreachable_blocks, create_edge_list, print_edge_list,
4567 verify_edge_list, flow_edge_list_print, remove_fake_successors,
4568 remove_fake_edges, flow_reverse_top_sort_order_compute,
4569 flow_depth_first_order_compute, flow_preorder_transversal_compute,
4570 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
4571 flow_dfs_compute_reverse_execute): Modified.
4572 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
4573 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
4575 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4576 merge_blocks_move_predecessor_nojumps,
4577 merge_blocks_move_successor_nojumps, merge_blocks,
4578 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
4579 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
4580 * cfglayout.c (skip_insns_after_block, label_for_bb,
4581 record_effective_endpoints, scope_to_insns_finalize,
4582 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
4583 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
4584 cfg_layout_duplicate_bb): Modified.
4585 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
4586 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4587 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
4588 flow_loops_find, flow_loop_outside_edge_p): Modified.
4589 * cfgrtl.c (create_basic_block_structure, create_basic_block,
4590 flow_delete_block, compute_bb_for_insn, split_block,
4591 try_redirect_by_replacing_jump, redirect_edge_and_branch,
4592 force_nonfallthru_and_redirect, tidy_fallthru_edge,
4593 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
4594 commit_edge_insertions, commit_edge_insertions_watch_calls,
4595 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
4596 purge_all_dead_edges): Modified.
4597 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
4598 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
4599 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
4601 * conflict.c (conflict_graph_compute): Modified.
4602 * df.c (FOR_ALL_BBS): Removed.
4603 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
4604 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
4605 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
4606 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
4607 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
4608 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
4609 * final.c (compute_alignments, final_scan_insn): Modified.
4610 * flow.c (verify_local_live_at_start, update_life_info,
4611 update_life_info_in_dirty_blocks, free_basic_block_vars,
4612 delete_noop_moves, calculate_global_regs_live,
4613 initialize_uninitialized_subregs, allocate_bb_life_data,
4614 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
4615 mark_used_reg, count_or_remove_death_notes): Modified.
4616 * function.c (thread_prologue_and_epilogue_insns): Modified.
4617 * gcse.c (struct null_pointer_info): Change typo of current_block
4619 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
4620 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
4621 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
4622 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
4623 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
4624 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
4625 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
4626 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
4627 pre_delete, one_pre_gcse_pass, compute_transpout,
4628 invalidate_nonnull_info, delete_null_pointer_checks_1,
4629 free_code_hoist_mem, compute_code_hoist_vbeinout,
4630 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
4631 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
4632 compute_store_table, build_store_vectors, insert_insn_start_bb,
4633 insert_store, replace_store_insn, free_store_memory, store_motion):
4635 * global.c (global_alloc, global_conflicts, mark_elimination,
4636 build_insn_chain): Modified.
4637 * graph.c (print_rtl_graph_with_bb): Modified.
4638 * haifa-sched.c (sched_init): Modified.
4639 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
4640 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
4641 if_convert): Modified.
4642 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
4643 compute_insert_delete, pre_edge_lcm, compute_available,
4644 compute_farthest, compute_nearerout, compute_rev_insert_delete,
4645 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
4647 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
4648 * loop.c (loop_dump_aux): Modified.
4649 * predict.c (combine_predictions_for_insn, estimate_probability,
4650 last_basic_block_p, process_note_prediction, process_note_predictions,
4651 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
4652 expensive_function_p, estimate_bb_frequencies,
4653 compute_function_frequency): Modified.
4654 * print-rtl.c (print_rtx): Modified.
4655 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
4656 get_exec_counts, compute_branch_probabilities, compute_checksum,
4657 branch_prob, find_spanning_tree): Modified.
4658 * recog.c (split_all_insns, peephole2_optimize): Modified.
4659 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
4660 convert_regs_1, convert_regs_2, convert_regs): Modified.
4661 * regclass.c (scan_one_insn, regclass): Modified.
4662 * regmove.c (mark_flags_life_zones, regmove_optimize,
4663 combine_stack_adjustments): Modified.
4664 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
4665 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
4666 * reorg.c (dbr_schedule): Modified.
4667 * resource.c (find_basic_block, init_resource_info): Modified.
4668 * sbitmap.c (sbitmap_intersection_of_succs,
4669 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
4670 sbitmap_union_of_preds): Modified.
4671 * sched-deps.c (init_dependency_caches): Modified.
4672 * sched-ebb.c (schedule_ebbs): Modified.
4673 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
4674 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
4675 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
4676 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
4677 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
4678 ssa_const_prop): Modified.
4679 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
4680 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
4681 * ssa.c (remove_phi_alternative, find_evaluations,
4682 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
4683 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
4684 make_regs_equivalent_over_bad_edges,
4685 make_equivalent_phi_alternatives_equival,
4686 compute_conservative_reg_partition,
4687 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
4688 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
4691 2002-05-16 Mark Mitchell <mark@codesourcery.com>
4693 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
4695 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
4697 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
4698 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
4699 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
4700 calling CONSTANT_POOL_ADDRESS_P.
4701 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
4702 to decide whether to define __arm__ or __thumb.
4703 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
4704 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
4706 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4708 * config/arc/arc.h (CPP_PREDEFINES): Remove.
4710 (TARGET_CPU_CPP_BUILTINS): New.
4712 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
4714 * cpphash.h (cpp_macro): Move here, and make expansion a union.
4715 * cppmacro.c (cpp_macro): Remove.
4716 (enter_macro_context, replace_args, warn_of_redefinition,
4717 _cpp_create_definition, cpp_macro_definition): Update.
4719 2002-05-16 Jason Merrill <jason@redhat.com>
4721 * config/mips/mips.c (mips_output_external): Don't do sdata
4722 optimization for a variable with DECL_COMDAT set.
4724 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4726 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
4727 Cleanups for accepting modifiers on pointers.
4728 Fix predicate typos.
4729 Allow long pointers as well as int pointers.
4731 2002-05-15 Richard Henderson <rth@redhat.com>
4733 * varasm.c (merge_weak): Remove special case for extern and common.
4735 2002-05-15 Matt Hiller <hiller@redhat.com>
4737 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
4739 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
4740 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
4741 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
4742 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
4743 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
4744 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
4746 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4748 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
4750 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
4752 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
4753 ("altivec_mfvscr"): Read from VSCR.
4755 Add vscr sets for the following insns: altivec_vctuxs,
4756 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
4757 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
4758 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
4759 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
4760 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
4761 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
4762 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
4763 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
4764 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
4765 altivec_vsum2sws, altivec_vsumsws.
4767 * config/rs6000/rs6000.h: Add VSCR fixed register.
4768 (CALL_REALLY_USED_REGISTERS): Add vscr.
4769 (CALL_USED_REGISTERS): Same.
4770 (FIXED_REGISTERS): Same.
4771 (REG_ALLOC_ORDER): Same.
4772 (reg_class): Add VSCR_REGS.
4773 (REG_CLASS_NAMES): Same.
4774 (REG_CLASS_CONTENTS): Same.
4776 (REGISTER_NAMES): Add vscr.
4777 (DEBUG_REGISTER_NAMES): Same.
4778 (ADDITIONAL_REGISTER_NAMES): Same.
4779 (FIRST_PSEUDO_REGISTER): Increment.
4780 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
4782 2002-05-15 Jakub Jelinek <jakub@redhat.com>
4784 * fold-const.c (fold): Fix a typo.
4786 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
4788 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
4789 comparison against the highest or lowest integer value before
4790 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
4791 transformation and that of an unsigned comparison against 0
4794 2002-05-15 Richard Henderson <rth@redhat.com>
4796 * varasm.c (merge_weak): Error for any weakening after definition.
4797 Adjust weakening after use warning to catch more cases.
4798 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
4799 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
4801 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
4803 * invoke.texi (-malign-double): Re-add lost warning.
4805 * i386-protos.h (x86_output_mi_thunk): Declare.
4806 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
4807 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
4809 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
4810 when flag_asynchronous_unwind_tables is set.
4812 * flags.h (flag_reorder_functions): Declare.
4813 * function.c (prepare_function_start): Initialize frequnecy.
4814 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
4815 * Makefile.in (predict.o): Add dependency on target.h and params.h
4816 * defaults.h (HOT_TEXT_SECTION_NAME,
4817 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
4818 * predict.c (choose_function_section): New function.
4819 (estimate_bb_frequencies): Use it.
4820 * toplev.c (flag_reorder_functions): New global variable.
4821 (lang_independent_options): New.
4822 (parse_options_and_default_flags): Set.
4823 * varasm.c (assemble_start_function): Bypass functdion alignment
4824 for never executed functions.
4825 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
4826 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
4827 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
4830 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
4832 * predict.c: Inlude profile.h
4833 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
4834 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
4835 Use the information about maximal counter in the program.
4837 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
4839 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
4840 probably_never_executed_bb_p): New functions.
4841 * cfgcleanup.c (outgoing_edges_match): Use them.
4842 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
4843 (maybe_hot_bb_p, probably_cold_bb_p,
4844 probably_never_executed_bb_p): New functions.
4846 * function.h (function): Add new field function_frequency.
4847 * predict.c (compute_function_frequency): New function.
4848 (estimate_probability): Call it.
4850 2002-03-09 Jakub Jelinek <jakub@redhat.com>
4852 PR optimization/5172, optimization/5200
4853 * gcse.c (gcse_main): Disable store_motion.
4855 2002-05-14 Zack Weinberg <zack@codesourcery.com>
4857 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
4858 (c_common_nodes_and_builtins): Use it.
4859 (builtin_define_with_value): New function.
4860 (cb_register_builtins): Define __SIZE_TYPE__,
4861 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
4862 using builtin_define_with_value. Use consistent notation when
4863 defining __GXX_WEAK__.
4864 (WCHAR_TYPE_SIZE): Don't redefine.
4865 (combine_strings): Don't use WCHAR_TYPE_SIZE.
4867 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
4868 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
4869 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
4870 * tradcpp.c (initialize_builtins): Likewise.
4871 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
4873 * c-lex.h (builtin_define_with_value): Prototype.
4874 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
4875 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
4876 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
4878 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
4879 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
4880 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
4881 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
4882 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
4883 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
4884 config/sparc/sol2-bi.h, config/sparc/sparc.h:
4885 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
4886 to __SIZE_TYPE__ etc from all spec strings. When this makes
4887 extra specs empty, delete them.
4889 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
4891 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
4892 for PA8000 or generating dwarf2 call frame information.
4893 (output_call): Remove DO_FRAME_NOTES check from return pointer
4895 (following_call): Return 0 when scheduling for PA8000 or generating
4896 dwarf2 call frame information. Revise comment.
4898 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4901 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
4902 and __IEEE_FP_INEXACT as appropriate.
4903 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
4904 (CPP_SPEC): Remove ieee defines.
4905 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
4907 2002-05-14 Richard Henderson <rth@redhat.com>
4909 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
4910 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
4912 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4914 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
4916 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
4917 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
4918 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
4919 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
4920 (EXTRA_SPECS): Update.
4921 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
4922 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
4923 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
4924 define TARGET_OS_CPP_BUILTINS if necessary.
4926 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
4928 * gcc.c (cpp_options): Must pass -m* and -f* options
4929 to the front end even when only preprocessing.
4930 (cc1_options): Remove redundant -lang-c.
4931 * tradcpp.c (main): Ignore -m options.
4933 * lang-specs.h: Similarly.
4935 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
4937 * genautomata.c (transform_3): Add code for transformation
4938 `(A,B,...)+C -> A+C,B,...'.
4940 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
4942 * final.c (end_final): Do not output profile_arcs constructor, when
4943 no functions are instrumented.
4945 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
4947 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
4949 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4951 * doc/install.texi: Remove special markup originally required for
4952 HTML generation with texi2html.
4954 2002-05-14 Andreas Schwab <schwab@suse.de>
4956 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
4958 (UNIQUE_SECTION): Define to get small data correctly.
4960 * varasm.c (resolve_unique_section): Add third parameter
4961 flag_function_or_data_sections and use it instead of
4962 flag_function_sections.
4963 (assemble_start_function): Pass flag_function_sections.
4964 (asm_emit_uninitialised): Pass flag_data_sections.
4965 (assemble_variable): Likewise.
4967 2002-05-14 Richard Henderson <rth@redhat.com>
4969 * config/i386/i386.md: Use define_constants for unspec numbers.
4970 * config/i386/i386.c: Likewise.
4972 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
4974 * doc/contrib.texi: Update my entry.
4976 2002-05-13 Mark Mitchell <mark@codesourcery.com>
4978 * fixinc/inclhack.def (winidss_valist): Limit applicability.
4979 * fixinc/fixincl.x: Regenerated.
4980 * fixinc/tests/base/math.h: Update.
4981 * fixinc/tests/base/testing.h: Likewise.
4983 2002-05-13 Zack Weinberg <zack@codesourcery.com>
4985 * genattr.c (gen_attr): Don't emit a comma after the last
4988 2002-05-13 Richard Henderson <rth@redhat.com>
4990 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
4992 * recog.c (peephole2_optimize): Likewise.
4994 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
4996 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
4999 2002-05-13 Jeffrey A Law (law@redhat.com)
5001 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
5002 Update prototype and callers.
5003 (propagate_one_insn): Stack pointer adjustments kill MEMs on
5004 the mem_set_list which reference the stack pointer, as do
5005 calls to constant functions as they may clobber outgoing
5008 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
5010 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
5011 (ia32_multipass_dfa_lookahead): New function.
5013 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
5015 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
5016 (translate_options): Remove 'V'.
5017 (process_command): Similarly.
5019 * invoke.texi: Remove documentation of 'V'.
5021 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
5023 * config/s390/linux.h: Revert 2002-04-22 changes.
5025 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
5027 * config/fr30/fr30.md: Only allow splits of immediate loads
5028 if the destination is a register.
5030 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
5032 * Makefile.in (c-common.o, cppinit.o): Update.
5033 * c-common.c: Include except.h.
5034 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
5035 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
5036 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
5037 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
5038 CPP_PREDEFINES): Handle here.
5040 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
5041 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
5042 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
5043 TARGET_OS_CPP_BUILTINS.
5044 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
5045 (CPP_SPEC, EXTRA_SPECS): Update.
5046 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
5047 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
5048 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
5049 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
5050 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
5052 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
5053 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
5055 2002-05-12 Zack Weinberg <zack@codesourcery.com>
5057 * emit-rtl.c (global_rtl): Update comment.
5058 (const_double_htab, const_double_htab_hash,
5059 const_double_htab_hash, lookup_const_double): New.
5060 (const_int_htab_hash, const_int_htab_eq): Remove const
5061 qualifiers, which cause tons of warnings with RTL checking on.
5062 (gen_rtx_CONST_DOUBLE): Deleted.
5063 (const_double_from_real_value): New function - bears some
5064 resemblance to the former immed_real_const_1.
5065 (immed_double_const): Moved here from varasm.c and
5067 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
5068 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
5069 (gen_rtx): Use immed_double_const.
5070 (init_emit_once): Initialize the const_double_htab. Use
5071 REAL_VALUE_FROM_INT where possible. Can now use
5072 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
5073 * varasm.c (struct varasm_status): Remove x_const_double_chain.
5074 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
5075 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
5076 (init_varasm_status, mark_varasm_status): Don't touch
5077 x_const_double_chain.
5079 * output.h: Delete prototype for clear_const_double_mem.
5080 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
5081 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
5082 const_double_from_real_value, not immed_real_const_1, and use
5083 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
5085 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
5086 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
5087 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
5088 (gen_rtx_REG): Second arg is unsigned.
5090 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
5091 (excluded_rtx): New, return true for CONST_DOUBLE.
5092 (genmacro): Write nothing for excluded codes.
5093 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
5094 * expr.c (expand_expr): Likewise.
5095 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
5097 * toplev.c (rest_of_compilation): Don't call
5098 clear_const_double_mem.
5100 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
5101 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
5102 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
5103 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
5104 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
5105 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
5106 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
5107 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
5109 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5111 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
5113 2002-05-12 Tom Tromey <tromey@redhat.com>
5115 * tree.h (copy_node): Don't mention TREE_PERMANENT.
5117 2002-05-12 Zack Weinberg <zack@codesourcery.com>
5119 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
5120 (scan_comma_elt): New function. Accepts whitespace in comma lists.
5121 * gensupport.h: Prototype new routines.
5122 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
5124 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
5125 (next_comma_elt): Use scan_comma_elt.
5127 * config/i386/i386.md: Use new attribute notation to break up
5128 long lines in define_attr forms.
5130 2002-05-12 Richard Henderson <rth@redhat.com>
5132 * expr.c (compress_float_constant): New.
5133 (emit_move_insn): Use it.
5134 (float_extend_from_mem): New.
5135 (init_expr_once): Initialize it.
5136 * real.c (exact_real_truncate): New.
5138 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
5139 dropped into memory; penalize for size.
5140 (RTX_COSTS): FLOAT_EXTEND is free.
5141 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
5142 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
5144 2002-05-12 Richard Henderson <rth@redhat.com>
5146 * profile.h (profile_info): Add missing extern to declaration.
5147 * profile.c (profile_info): Define it.
5149 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5151 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
5152 used for DImode and TImode.
5154 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
5156 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
5159 2002-05-11 Zack Weinberg <zack@codesourcery.com>
5161 * config/rs6000/rs6000.c (rs6000_default_long_calls,
5162 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
5163 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
5164 (rs6000_override_options): Handle -m(no-)longcall.
5165 (init_cumulative_args, output_mi_thunk): Check for both
5166 longcall and shortcall attributes on the function.
5167 (rs6000_attribute_table): Add "shortcall".
5168 (rs6000_handle_longcall_attribute): Update comment.
5169 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
5170 altivec_expand_ternop_builtin): Add default clauses to switches
5171 to silence warnings.
5173 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
5174 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
5175 (TARGET_OPTIONS): Add longcall and no-longcall.
5177 * config/rs6000/rs6000.md (call_nonlocal_sysv,
5178 call_value_nonlocal_sysv): Split by alternatives. One pair
5179 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
5180 the call cookie. The other pair accepts only LR/CTR and has
5183 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
5184 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
5186 * config/rs6000/rs6000-c.c: New file.
5187 * config/rs6000/t-rs6000-c-rule: New file.
5188 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
5189 Prototype rs6000_pragma_longcall.
5191 * doc/extend.texi: Document shortcall attribute.
5192 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
5194 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
5196 * reorg.c (dbr_schedule): Remove unnecessary test.
5198 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
5200 * i386.md (testsi to testqi spliters): New.
5202 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
5204 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
5206 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
5208 * basic-block.h: New flag EDGE_CAN_FALLTHRU
5209 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
5210 that can be made fallthru.
5212 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
5214 * cfglayout.c (cleanup_unconditional_jumps): New static function.
5215 (cfg_layout_initialize): Use it.
5217 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
5219 * config/avr/avr.c (avr_mcu_types): Update supported devices.
5220 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
5221 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
5223 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
5225 * dbxout.c: Fix formatting.
5226 * dependence.c: Likewise.
5228 * diagnostic.c: Likewise.
5229 * doloop.c: Likewise.
5230 * dominance.c: Likewise.
5231 * doschk.c: Likewise.
5232 * dwarf2asm.c: Likewise.
5233 * dwarf2out.c: Likewise.
5234 * dwarfout.c: Likewise.
5236 2002-05-10 Richard Henderson <rth@redhat.com>
5238 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
5239 Convert integers constants as needed. Replace "nwords" field with
5241 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
5242 * function.h: Fix typo in comment.
5243 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
5245 2002-05-10 Roger Sayle <roger@eyesopen.com>
5247 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
5248 into the equivalent (signed char)c > 0.
5250 2002-05-10 Janis Johnson <janis187@us.ibm.com>
5252 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
5253 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
5254 (struct prefetch_info): Fix spelling of member bytes_accessed.
5255 (emit_prefetch_instructions): Make dump messages more regular;
5256 restructure code to add more dump messages; use new macros for
5257 heuristics. (There are no code generation changes in any of this).
5259 2002-05-10 David S. Miller <davem@redhat.com>
5261 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
5262 (struct rtx_def): Update unchanging flag comment.
5263 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
5264 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
5265 to be handled to INSN too.
5266 (dbr_schedule): Likewise.
5267 * resource.c (next_insn_no_annul): Likewise.
5269 * cse.c (rtx_cost): Remove multiplication by power of 2 special
5272 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5274 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
5275 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
5276 (possibly) work around broken /bin/sh.
5278 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5280 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
5281 . as N64/N32 libgcc_s.so subdirs.
5283 2002-05-10 David S. Miller <davem@redhat.com>
5285 * config/sparc/sparc.md: Use define_constants for unspec numbers.
5287 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
5289 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
5291 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
5292 * doc/rtl.texi: Document these macros more accurately.
5293 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
5294 JUMP_INSNs and CALL_INSNs.
5295 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
5296 or INSN_FROM_TARGET_P if the code is appropriate.
5298 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
5300 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
5301 before using SYMBOL_REF_FLAG (addr).
5303 * config/avr/avr-protos.h (avr_io_address_p): Declare.
5304 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
5305 Make non-static. Update all callers.
5306 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
5307 New insns to clear/set/test a single bit in I/O address space.
5309 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5311 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
5313 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5315 * Makefile.in: Update.
5316 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
5317 builtin_define_std): New.
5318 (c_common_init): Register CPP builtins callback.
5319 * c-common.h (flag_iso, flag_undef): New.
5320 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
5321 * c-lex.c: Don't include target.h.
5322 (cb_register_builtins): Move to c-common.c.
5323 (init_c_lex): Don't register hook here.
5324 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
5325 (cpp_define, cpp_assert): Remove.
5326 * gcc.c (cc1_options): Pass -undef to front end.
5327 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
5328 (TARGET_INITIALIZER): Update.
5329 * target.h (struct cpp_reader): Don't predeclare.
5330 (struct gcc_target): Remove cpp builtin hook.
5331 * tree.c (default_register_cpp_builtins): Remove.
5335 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5337 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
5339 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5341 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
5342 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
5344 2002-05-09 Jakub Jelinek <jakub@redhat.com>
5346 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
5347 * config/sparc/libgcc-sparc-glibc.ver: New file.
5348 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
5349 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
5351 2002-05-09 Jakub Jelinek <jakub@redhat.com>
5354 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
5355 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
5356 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
5358 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
5359 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
5360 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
5361 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
5363 2002-05-09 Richard Henderson <rth@redhat.com>
5365 * config/ia64/ia64.md: Use define_constants for unspec numbers.
5366 * config/ia64/ia64.c: Likewise.
5368 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
5370 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
5371 (save_restore_insns): Likewise.
5372 (mips_expand_prologue, mips_expand_epilogue): Update callers.
5373 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
5375 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
5377 * athlon.md, k6.md, pentium.md, ppro.md): New files.
5378 * i386.md: Move scheduling information into new files.
5380 * i386.md (type attribute): Add "rotate" for rotate insns.
5381 (rotate insns): Set type to "rotate".
5382 (various attributes and function units): Treat rotate like shift.
5383 (pent_pair attribute): Only rotates by one bit position are
5385 (sbb insns): Explicitly set pent_pair attribute on a couple
5386 that were missing it.
5388 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
5390 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
5391 make sure that buffer starts on odd word address.
5392 (sh_va_arg): Skip odd fp registers when reading a double precision
5395 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5397 * tree.h (preserve_data, object_permanent_p, type_precision):
5400 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
5402 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
5403 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
5405 * cpp.texi: Update for removal of obsolete features.
5407 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
5408 Jeffrey A Law (law@redhat.com)
5410 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
5411 the DFA interface for Pentium processors.
5412 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
5413 (attr_pent_pair, ix86_pent_find_pair): Remove.
5414 (ix86_sched_reorder_pentium): Remove.
5415 (ix86_sched_reorder): Remove reordering for Pentium.
5416 * i386.md (Pentium scheduling): Rewrite using DFA description.
5418 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
5420 * cfganal.c (can_fallthru): Fix fast path.
5421 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
5422 with edges to the next block.
5424 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
5425 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
5427 * final.c (end_final): Use C trees to output data structures for profiling.
5429 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
5430 (profile.o): New dependency profile.h
5431 (final.o): New dependency profile.h
5432 * profile.h: New file. New global structure profile_info.
5433 * final.h (count_edges_instrumented_now): Declare.
5434 (current_function_cfg_checksum): Declare.
5435 (function_list): New structure.
5436 (functions_head, functions_tail): New static variables.
5437 (end_final): Emits more data, removed some -ax stuff.
5438 (final): Stores function names and chcksums.
5439 * gcov-io.h (__write_gcov_string): New function.
5440 (__read_gcov_string): New function.
5441 * gcov.c (read_profile): New function.
5442 (create_program_flow_graph): Uses read_profile instead of reading
5444 (read_files): Removed da_file checking, it's done by read_profile now.
5445 * libgcc2.c (bb_function_info): New structure.
5446 (bb): New field in structure, removed some -ax stuff.
5447 (__bb_exit_func): Changed structure of da_file.
5448 * profile.c (count_edges_instrumented_now): New global variable.
5449 (current_function_cfg_checksum): New global variable.
5450 (max_counter_in_program): New global variable.
5451 (get_exec_counts): New function.
5452 (compute_checksum): New function.
5453 (instrument_edges): Sets count_edges_instrumented_now.
5454 (compute_branch_probabilities): Uses get_exec_counts instead of
5456 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
5457 (init_branch_prob): Removed da_file checking, done in get_exec_counts
5459 (end_branch_prob): Removed da_file checking, done in get_exec_counts
5461 * gcov.texi: Updated information about gcov file format.
5463 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
5465 * sbitmap.c: Fix formatting.
5467 * scan-decls.c: Likewise.
5468 * sched-deps.c: Likewise.
5469 * sched-ebb.c: Likewise.
5470 * sched-rgn.c: Likewise.
5471 * sched-vis.c: Likewise.
5472 * sdbout.c: Likewise.
5473 * sibcall.c: Likewise.
5474 * simplify-rtx.c: Likewise.
5476 * ssa-ccp.c: Likewise.
5477 * ssa-dce.c: Likewise.
5479 * stor-layout.c: Likewise.
5480 * stringpool.c: Likewise.
5482 2002-05-09 David S. Miller <davem@redhat.com>
5484 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
5486 2002-05-07 David S. Miller <davem@redhat.com>
5488 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
5489 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
5490 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
5491 library implementation clobbers the output before the inputs
5492 are fully consumed, use stack temporary for the output.
5494 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
5496 * config/netbsd.h (CPP_SPEC): Remove.
5497 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
5498 * config/i386/netbsd.h (CPP_SPEC): Define.
5499 * config/ns32k/netbsd.h (CPP_SPEC): Define.
5500 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
5501 * config/sparc/netbsd.h (CPP_SPEC): Define.
5502 * config/vax/netbsd.h (CPP_SPEC): Define.
5504 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
5506 * read-rtl.c: Fix formatting.
5508 * recog.c: Likewise.
5509 * regclass.c: Likewise.
5510 * regmove.c: Likewise.
5511 * reg-stack.c: Likewise.
5512 * reload1.c: Likewise.
5513 * reload.c: Likewise.
5514 * resource.c: Likewise.
5515 * rtlanal.c: Likewise.
5517 * rtl-error.c: Likewise.
5519 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5521 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
5522 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
5524 2002-05-08 Bernd Schmidt <bernds@redhat.com>
5526 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
5527 use __SSE2__ macro instead.
5528 * config/i386/xmmintrin.h: Likewise.
5530 2002-05-08 Janis Johnson <janis187@us.ibm.com>
5532 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
5533 and use it in all invocations of these macros. Clean up comments.
5534 * rtl.c (rtl_check_failed_flag): Add an argument for the name
5535 of the flag access macro whose check failed.
5536 * doc/rtl.texi (Flags): Document additional flag uses.
5538 2002-05-08 Robert Spier <rspier@pobox.com>
5539 Neil Booth <neil@daikokuya.demon.co.uk>
5541 PR preprocessor/6521
5542 * cppfiles.c (handle_missing_header): Don't do anything
5543 different for <> includes.
5545 * cppopts.texi: Update documentation for -MG.
5547 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
5549 * cpplex.c (cpp_interpret_charconst): Truncate as well as
5552 * cpp.texi: Clarify multichar charconst valuation.
5554 2002-05-08 Mark Mitchell <mark@codesourcery.com>
5556 * doc/invoke.texi: Document -mwindiss option.
5558 2002-05-08 Jason Merrill <jason@redhat.com>
5560 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
5562 * dwarf2out.c (gen_type_die): Abort on broken recursion.
5565 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
5568 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
5570 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
5571 little-endian multilibs to override arm/thumb multilibs.
5572 Do not build hardware floating point multilibs, nor apcs-26
5573 multilibs for the Thumb.
5575 2002-05-08 Mark Mitchell <mark@codesourcery.com>
5578 * varasm.c (mark_weak): New function.
5579 (merge_weak): Use it. Do not call declare_weak.
5580 (declare_weak): Use merge_weak.
5582 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
5584 * cse.c (dead_libcall_p): Update counts.
5585 (delete_trivially_dead_insns): Update call of dead_libcall_p.
5587 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
5589 * cfglayout.c (function_tail_eff_head): Rename to ...
5590 (function_footer): ... this one.
5591 (unlink_insn_chain): New functions.
5592 (label_for_bb): Only call block_label and emit debug message.
5593 (record_effective_endpoints): Actually unlink the headers and footers.
5594 (fixup_reorder_cahin): Re-insert the unlinked sequences.
5595 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
5596 * cfglayout.h (struct reorder_block_def): New fields footer/header;
5597 remove eff_head/eff_end.
5598 * rtl.h (set_first_insn): Declare.
5599 * emit-rtl.c (set_first_insn): New function.
5601 * cfglayout.c (fixup_reorder_chain): Dump duplicated
5602 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
5603 cfg_layout_duplicate_bb): New global function.
5604 (duplicate_insn_chain): New static function.
5605 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
5606 cfg_layout_duplicate_bb): Declare.
5607 (struct reorder_block_def): Add "original" field.
5608 * emit-rtl.c (emit_copy_of_insn_after): New function.
5609 * rtl.h (emit_copy_of_insn_after): Declare.
5611 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
5612 (fixup_reorder_chain): properly handle edges to exit block.
5614 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5615 Jan Hubicka <jh@suse.cz>
5617 * basic-block.h (note_prediction_to_br_prob): declare.
5618 * c-semantics.c: Inlucde predit.h
5619 (expand_stmt): predict GOTO_STMT as not taken.
5620 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
5621 (cleanup_cfg): Do not free tail_recursion_list.
5622 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
5623 (flow_delete_block): Kill predictions past end of basic block.
5624 * output.h (delete_unreachable_blocks): Declare.
5625 * predict.c (predicted_by_p, process_note_predictions,
5626 process_note_prediction, last_block_p): New function.
5627 (estimate_probability): Bypass loop on PRED_CONTINUE;
5628 do not handle noreturn heuristics; kill PRED_RETURN; add
5630 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
5631 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
5632 * predict.h (IS_TAKEN): New constant.
5633 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
5634 * rtl.c (NOTE_INSN_PREDICTION): New.
5635 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
5637 (insn_note): add NOTE_INSN_PREDICTION.
5638 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
5639 CFG; free tail_recursion_label_list.
5640 * stmt.c: Include predict.h;
5641 (return_prediction): New.
5642 (expand_value_return): Use it.
5643 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
5645 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
5647 * config/mips/mips.md: Name the unspecs with define_constant.
5648 (*HILO_delay): Rename to 'hilo_delay' (no star).
5649 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
5650 (reload_outdi, reload_outsi): Likewise.
5652 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
5654 * toplev.c: Fix formatting.
5656 2002-05-07 Janis Johnson <janis187@us.ibm.com>
5658 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
5659 * configure.in (ac_rtlflag_checking): New.
5660 * doc/install.texi (--enable-checking): Document RTL flag checking.
5662 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
5664 * c-common.c (c_common_init): Set options->unsigned_wchar.
5665 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
5666 group target dependencies.
5667 (init_builtins, cpp_handle_option): Update.
5668 * cpplex.c (cpp_interpret_charconst): Update.
5669 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
5670 signed_char to unsigned_char, group target dependencies.
5671 * defaults.h (WCHAR_UNSIGNED): Remove.
5672 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
5674 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
5675 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
5676 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
5677 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
5678 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
5680 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
5682 2002-05-07 Mark Mitchell <mark@codesourcery.com>
5684 * fixinc/inclhack.def (windiss_math1): New fix.
5685 (windiss_math2): Likewise.
5686 (windiss_valist): Likewise.
5687 * fixinc/fixincl.x: Regenerated.
5689 2002-05-07 Andreas Jaeger <aj@suse.de>
5691 * genautomata.c (output_internal_min_issue_delay_func): Add
5692 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
5693 (output_internal_trans_func): Likewise.
5695 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
5697 * pa.c (hppa_profile_hook): Use force_reg to get the address
5698 of the profile hook into an appropriate pseudo register.
5700 2002-05-07 Mark Mitchell <mark@codesourcery.com>
5702 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
5703 (LINK_START_SPEC): Handle it.
5704 (LINK_OS_SPEC): Likewise.
5705 (CPP_SPEC): Likewise.
5706 (STARTFILE_SPEC): Likewise.
5707 (LIB_SPEC): Likewise.
5708 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
5710 (CRTSAVRES_DEFAULT_SPEC): New macro.
5711 (LIB_WINDISS_SPEC): New macro.
5712 (CPP_OS_WINDISS_SPEC): Likewise.
5713 (STARTFILE_WINDISS_SPEC): Likewise.
5714 (ENDFILE_WINDISS_SPEC): Likewise.
5715 (LINK_START_WINDISS_SPEC): Likewise.
5716 (LINK_OS_WINDISS_SPEC): Likewise.
5717 * config/rs6000/windiss.h: New file.
5719 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
5721 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
5723 2002-05-06 David S. Miller <davem@redhat.com>
5725 * config/sparc/sparc.md (shift insns): Do not mask off
5726 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
5729 2002-05-06 Richard Henderson <rth@redhat.com>
5732 * expr.c (highest_pow2_factor_for_type): New.
5733 (expand_assignment): Use it.
5735 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
5737 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
5739 ("altivec_mfvscr"): Same.
5741 2002-05-06 Janis Johnson <janis187@us.ibm.com>
5743 * rtl.h (struct rtx_def): Update comments.
5744 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
5745 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
5746 RTL_FLAG_CHECK macros with list of expected RTL codes.
5747 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
5748 (rtl_check_failed_flag): New.
5749 * reload1.c (reload): Use REG macro before changing rtx to MEM.
5750 (reload_cse_noop_set_p): Check rtx code before using access macro.
5751 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
5752 before using access macro.
5754 2002-05-06 Janis Johnson <janis187@us.ibm.com>
5756 * doc/rtl.texi (Flags): Update to reflect current usage.
5758 2002-05-06 Roger Sayle <roger@eyesopen.com>
5761 * fold-const.c (sign_bit_p): New function.
5762 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
5763 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
5764 Reapply fold when converting (A & C) == C into (A & C) != 0.
5765 (fold_binary_op_with_conditional_arg): Fix typo in comment.
5767 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
5769 * c-common.c (warn_multichar): New.
5770 (c_common_init): Set CPP's warn_multichar.
5771 * c-common.h (warn_multichar): New.
5772 * c-decl.c (warn_multichar): Remove.
5773 * c-lex.c (lex_charconst): Update.
5774 * c-tree.h (warn_multichar): Remove.
5775 * cppexp.c (eval_token): Sign-extend charconst value.
5776 * cppinit.c (cpp_create_reader): Set warn_multichar.
5777 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
5778 each character. Update prototype. Sign-extend the result.
5779 * cpplib.h: Fix conditions.
5780 (struct cpp_options): Add new warning flag.
5781 (cpp_interpret_charconst): Update prototype.
5783 * cpp.texi: Update documentation.
5785 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
5787 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
5788 Fix typo in usage of allof instead of unit.
5790 2002-05-06 Richard Henderson <rth@redhat.com>
5792 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
5793 and any jump or call for IN.
5795 2002-05-06 Bernd Schmidt <bernds@redhat.com>
5797 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
5799 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
5801 2002-05-06 Roger Sayle <roger@eyesopen.com>
5803 * fold-const.c (lshift-double): Cast the high word to an unsigned
5804 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
5805 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
5806 avoid compiler warning. (fold): Remove redundant code from
5807 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
5809 2002-05-06 Jeff Law <law@redhat.com>
5811 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
5812 * pa.c (pa_adjust_cost): Remove all true dependency cost
5813 adjustments. Also remove support for non-DFA scheduling.
5814 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
5815 to adjust true dependency costs. Update various comments.
5816 (7100lc, 7200, 7300 scheduling): Simplify by combining the
5817 FP ALU & MPY units into a single unit.
5819 2002-05-06 Catherine Moore <clm@redhat.com>
5821 * config/v850/v850.c (compute_register_save_size): Make sure
5822 to count all of the registers that will be saved.
5824 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
5826 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
5828 2002-05-06 David S. Miller <davem@redhat.com>
5830 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
5831 allow result to overlap input operands in memory.
5833 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
5836 * cpp.texi: Update multichar charconst docs.
5838 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
5840 * cpplex.c (cpp_interpret_charconst): Sign-extend each
5841 character. Don't ignore excess characters. Treat
5842 multicharacter character constants as signed.
5843 (cpp_parse_escape): Clarify diagnostic.
5845 2002-05-05 Jakub Jelinek <jakub@redhat.com>
5847 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
5848 use add instead of shift.
5849 (ashldi3_sp64): Likewise.
5850 (ashlsi3_const1, ashldi3_const1): Remove.
5851 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
5852 * config/sparc/sparc.c (const1_operand): New.
5854 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
5856 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
5858 2002-05-05 Jakub Jelinek <jakub@redhat.com>
5861 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
5863 2002-05-05 Richard Henderson <rth@redhat.com>
5865 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
5866 memory latency adjustments.
5867 (alpha_variable_issue): Remove.
5868 (alpha_use_dfa_pipeline_interface): New.
5869 (alpha_multipass_dfa_lookahead): New.
5870 * config/alpha/alpha.md: Remove define_function_unit scheduling;
5871 include new dfa scheduling.
5872 (attr type): Add none.
5874 * config/alpha/ev4.md: New.
5875 * config/alpha/ev5.md: New.
5876 * config/alpha/ev6.md: New.
5878 2002-05-05 David S. Miller <davem@redhat.com>
5880 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
5882 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
5884 * cse.c: Fix formatting.
5885 * emit-rtl.c: Likewise.
5887 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
5889 * genautomata.c (initiate_states): Add additional guard to
5890 initialize `units_array'.
5892 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
5894 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
5895 process_unit_to_form_the_same_automaton_unit_lists,
5896 form_the_same_automaton_unit_lists
5897 check_unit_distributions_to_automata): New prototypes and
5899 (check_automata): Rename it into `check_automata_insn_issues'.
5900 (unit_decl): New fields `the_same_automaton_unit' and
5901 `the_same_automaton_message_reported_p'.
5902 (unit_decl_t): New typedef.
5903 (the_same_automaton_lists): New gloval variable.
5904 (unit_regexp, unit_set_el, units_array, units_cmp,
5905 output_get_cpu_unit_code_func): Use the typedef.
5906 (evaluate_max_reserv_cycles): Increment
5907 `description->max_insn_reserv_cycles'.
5908 (initiate_states): Don't increment `max_cycles_num'.
5909 (transform_insn_regexps): Move code around transformation of
5910 regexps from `generate'.
5911 (generate): Remove call of `transform_insn_regexps'.
5912 (expand_automata): Call `transform_insn_regexps' and
5913 `check_unit_distributions_to_automata'. Check errors before
5916 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
5917 automaton `ultrasparc3_1'.
5919 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
5921 * c-common.c (c_common_init): Set up CPP arithmetic.
5922 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
5923 something reasonable for the host.
5924 (sanity_checks): Add checks.
5925 (cpp_read_main_file): Call sanity_checks() from here...
5926 (cpp_post_options): ... not here.
5927 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
5928 * cpplib.h (struct cpp_options): New member int_precision.
5930 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5932 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
5934 2002-05-04 David S. Miller <davem@redhat.com>
5936 * config/sparc/linux.h, config/sparc/linux64.h
5937 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
5939 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
5941 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
5943 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
5946 2002-05-05 Tim Josling <tej@melbpc.org.au>
5948 * treelang; New directory for new sample language treelang.
5950 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5952 * Makefile.in (c-lex.o): Update.
5953 * c-lex.c: Include target.h.
5954 (cb_register_builtins): New.
5955 (init_c_lex): Set builtins callback.
5956 * c-lex.h (cpp_define, cpp_assert): New prototypes.
5957 * cppinit.c (init_builtins): Use callback, including for
5959 * cpplib.h (struct cpp_callbacks): New member.
5960 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
5961 (TARGET_INITIALIZER): Update.
5962 * target.h (struct gcc_target): New hook.
5963 * tree.c (default_register_cpp_builtins): New.
5964 * tree.h (default_register_cpp_builtins): New.
5966 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
5968 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
5970 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
5971 (cpp_post_options): Move sanity checks to...
5972 (sanity_checks): New.
5973 * cpplex.c (maybe_read_ucs): Fix prototype.
5974 (parse_string, cpp_parse_escape): Cast for %c format specifier.
5975 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
5978 2002-05-04 Bernd Schmidt <bernds@redhat.com>
5980 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
5981 builtins. Use V2DI patterns instead of TI for logical operations.
5982 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
5983 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
5984 (ix86_expand_builtins): Change the pattern used for movntdq.
5985 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
5986 sse2_nandv2di3): New patterns.
5987 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
5989 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
5990 (cvtdq2pd): Correct mode on operand 1.
5991 (sse2_umulsidi3): Describe without unspec.
5992 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
5994 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
5995 (ashlv2di3): Likewise, from sse2_ashlv2di3.
5996 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
5997 ashlv4si3, ashlv2di3): Use SImode for shift count.
5998 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
5999 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
6001 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
6003 (__m128i, __m128d): New macros.
6004 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
6005 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
6006 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
6007 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
6008 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
6009 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
6010 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
6011 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
6012 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
6013 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
6014 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
6015 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
6016 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
6017 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
6018 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
6019 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
6020 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
6021 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
6022 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
6023 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
6024 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
6025 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
6026 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
6027 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
6028 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
6029 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
6030 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
6031 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
6032 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
6033 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
6034 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
6035 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
6036 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
6037 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
6038 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
6039 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
6040 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
6042 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
6043 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
6045 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
6047 * dwarf2out.c: Fix formatting.
6048 * varasm.c: Likewise.
6050 2002-05-04 David Edelsohn <edelsohn@gnu.org>
6053 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
6054 clobber and use result as temporary value.
6056 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
6058 * expr.c (force_operand): Use expand_simple_* to handle more
6061 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
6063 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
6065 (lex_charconst): Update for change in prototype of
6066 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
6068 * cpphash.h (BITS_PER_CPPCHAR_T): New.
6069 * cppinit.c (cpp_create_reader): Initialize them for no
6070 change in semantics.
6071 (cpp_post_options): Add sanity checks.
6072 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
6073 and truncation issues. Calculate in type cppchar_t.
6074 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
6075 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
6076 run-time dependent precision correctly. Return whether the
6077 result is signed or not.
6078 * cpplib.c (dequote_string): Use cppchar_t; update.
6079 * cpplib.h (cppchar_signed_t): New.
6080 struct cpp_options): New precision members.
6081 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
6082 * cppexp.c (eval_token): Update.
6084 2002-05-03 David S. Miller <davem@redhat.com>
6086 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
6087 * config/sparc/sparc.c (sparc_rtx_costs): New function
6088 implementing RTX_COSTS and CONST_COSTS.
6089 * config/sparc/sparc.h (CONST_COSTS): Delete.
6090 (RTX_COSTS_CASES): Define.
6091 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
6094 * config/sparc/sparc.md (DFA schedulers): Split out...
6095 * config/sparc/cypress.md, config/sparc/hypersparc.md,
6096 config/sparc/sparclet.md, config/sparc/supersparc.md,
6097 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
6099 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
6100 checks on it, always defined for Sparc.
6102 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
6103 Tweak, and add more detailed comments.
6105 2002-05-03 Zack Weinberg <zack@codesourcery.com>
6107 * Re-apply patch accidentally reverted with
6108 DFA scheduler merge: remove all rules and variables to slurp
6109 source files out of libiberty and rebuild them with HOST_CC.
6110 ($(HOST_PREFIX_1)varray.o): New rule.
6111 (genattrtab rule): Word wrap.
6113 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6115 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
6116 (CPP_SUBTARGET_SPEC): Define.
6117 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
6118 cpp_subtarget specs.
6119 (CPP_SPEC): Redefine to include %(cpp_subtarget).
6121 2002-05-03 David S. Miller <davem@redhat.com>
6123 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
6124 * target.h (struct gcc_target): Delete cycle_display member.
6126 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
6127 (rtx_needs_barrier): Delete reference to cycle_display unspec.
6128 (ia64_sched_reorder2): Mention need for cycle display handling
6129 once such notes exist.
6131 2002-05-03 Richard Henderson <rth@redhat.com>
6133 * real.c (etoasc): Strip most trailing zeros for clarity.
6134 * sched-vis.c: Include real.h.
6135 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
6136 * Makefile.in (sched-vis.o): Add real.h.
6138 2002-05-03 David S. Miller <davem@redhat.com>
6140 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
6143 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
6145 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
6146 when we get an out of range literal.
6147 (altivec_expand_ternop_builtin): Same.
6148 (altivec_expand_unop_builtin): Same.
6149 (altivec_expand_builtin): Same, for dss.
6150 (altivec_expand_builtin): Use trees instead of rtl when
6151 determining literal argument validity.
6153 2002-05-03 David S. Miller <davem@redhat.com>
6155 Delete cycle display scheduling hook.
6156 * config/ia64/ia64.c (ia64_cycle_display,
6157 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
6158 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
6159 and use emit_insn_before instead of ia64_emit_insn_before.
6160 * config/ia64/ia64.md (unspec usage): Delete cycle display.
6161 (cycle_display): Delete insn pattern.
6162 * config/sparc/sparc.md (unspec usage): Delete cycle display.
6163 (cycle_display): Delete insn pattern.
6164 * config/sparc/sparc.c (sparc_cycle_display,
6165 TARGET_SCHED_CYCLE_DISPLAY): Delete.
6166 * doc/md.texi (cycle_display): Don't mention.
6167 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
6169 2002-05-03 Richard Henderson <rth@redhat.com>
6171 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
6172 * recog.h: Declare them.
6174 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
6175 * config/sparc/sparc.md: Use store_data_bypass_p instead.
6176 * config/sparc/sparc-protos.h: Update.
6178 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6180 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
6181 -D__arch64__. Add -D_LP64.
6182 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
6184 (CPP_ARCH64_SPEC): Likewise.
6185 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
6186 (NO_BUILTIN_SIZE_TYPE): Undef.
6188 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
6190 * genautomata.c (min_issue_delay_pass_states): Change return type
6192 (min_issue_delay_pass_states): Change the algorithm.
6193 (min_issue_delay): Set up min_insn_issue_delay for the state.
6194 (output_min_issue_delay_table): Interchange the nested loops and
6195 and initiate min_insn_issue_delay for states.
6197 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
6199 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
6202 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
6204 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
6207 2002-05-03 Richard Henderson <rth@redhat.com>
6210 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
6211 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
6212 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
6213 code before JUMP, not EARLIEST.
6215 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
6217 * c-format.c (check_format_info_main): Don't check for presence of
6218 parameter for * width until after operand number has been read,
6219 and only check for it if format parameters are available.
6222 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
6224 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
6225 (LINK_SPEC): Undef before defining.
6227 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6229 PR preprocessor/6489
6230 * tradcpp.c (fixup_newlines): New.
6231 (main, finclude): Use it.
6233 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
6235 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
6236 * config/mips/mips.c (mips_unique_section): Strip encoding from
6239 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6241 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
6244 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6246 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
6247 (Specific): Removed buildstats references.
6248 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
6249 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
6250 Accomodate Solaris versions beyond 8.
6251 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
6252 (Specific, *-*-solaris2.8): Removed, obsolete.
6254 2002-05-03 Jakub Jelinek <jakub@redhat.com>
6257 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
6258 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
6259 fill leaf_reg_remap with identity.
6260 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
6262 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
6264 * config/h8300/crti.asm: Remove trailing spaces.
6265 * config/h8300/h8300.c: Likewise.
6266 * config/h8300/lib1funcs.asm: Likewise.
6268 2002-05-02 Jason Merrill <jason@redhat.com>
6270 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
6271 * c-decl.c (c_init_decl_processing): Use it.
6272 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
6273 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
6274 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
6276 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
6278 * regrename.c: Fix formatting.
6281 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
6283 * i386.md (attribute memory): Handle compares properly.
6285 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
6287 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
6290 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
6292 * function.c: Fix formatting.
6294 2002-05-02 Jan Hubicka <jh@suse.cz>
6296 * haifa-sched.c (schedule_insn): Print table of instructions and
6298 (sched_block): Do not print ready list at verbosity level 1.
6299 * sched-vis.c (print_insn): Make global.
6300 * sched-ebb.c (ebb_print_insn): Rename from...
6301 (print_insn): ... this one.
6302 * sched-int.h (print_insn): Declare
6304 2002-05-02 Richard Henderson <rth@redhat.com>
6306 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
6307 emitted by cycle_display.
6309 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
6311 * doc/install.texi (*-*-freebsd*): Update to latest status.
6313 2002-05-02 Jakub Jelinek <jakub@redhat.com>
6316 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
6317 * config/float-sparc.h: Assume 128-bit long double if
6318 __LONG_DOUBLE_128__ is defined.
6320 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
6322 * genattrtab.c (write_function_unit_info): Add a dummy element
6323 when num_units == 0.
6325 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6327 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
6328 TYPE_MODE (double_type_node) instead of DFmode.
6330 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
6332 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
6334 * toplev.c (rest_of_compilation): Revert Richard's patch.
6336 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
6338 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
6340 2002-05-02 Catherine Moore <clm@redhat.com>
6342 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
6344 2002-05-02 Kazu Hirata <kazu@hxi.com>
6346 * combine.c: Fix comment typos.
6348 * genautomata.c: Likewise.
6352 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
6354 * doc/install.texi: State GNAT version requirements.
6356 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
6358 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
6359 of the frame pointer or arg pointer register which strict register
6360 checking is not enabled.
6362 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
6364 * gcc.dg/altivec-8.c: New.
6366 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
6367 PRE_INC and PRE_DEC for altivec modes.
6369 2002-05-01 Bruce Korb <bkorb@gnu.org>
6371 * fixinc/check.tpl(set-writable): make sure the function exists first
6372 * fixinc/inclhack.def(alpha_assert): fix test_text
6373 * fixinc/tests/base/assert.h: add in missing result
6375 2002-05-01 Jeff Law <law@redhat.com>
6377 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
6380 2002-05-01 Joel Brobecker <brobecker@gnat.com>
6382 * dbxout.c (dbxout_type): Emit size information for range types,
6383 as well, but only when using GDB extensions.
6385 2002-05-01 Richard Henderson <rth@redhat.com>
6387 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
6388 target-independent gnu binutils date test.
6390 2002-05-01 Richard Henderson <rth@redhat.com>
6392 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
6393 info before expunging the block.
6395 2002-05-01 Jakub Jelinek <jakub@redhat.com>
6397 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
6398 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
6399 -M -or -MM is in effect.
6401 2002-05-01 Zack Weinberg <zack@codesourcery.com>
6403 * config.gcc: Correct test of --enable-obsolete. Obsolete all
6404 A29k configurations.
6405 * doc/install.texi: Update to match.
6407 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6410 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
6411 for duplicates. Always loop over whole list.
6413 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6415 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
6417 2002-05-01 Joel Sherrill <joel@OARcorp.com>
6419 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
6422 2002-05-01 Joel Sherrill <joel@OARcorp.com>
6424 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
6426 2002-05-01 David Edelsohn <edelsohn@gnu.org>
6428 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
6429 (nabs_nopower): Same.
6430 (floatdisf2): New pattern.
6431 (absdi2): Convert to define_insn_and_split.
6436 (fix_trunctfdi2): Same.
6437 (fix_trunctfsi2): Same.
6439 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
6441 * doc/install.texi: Update Texinfo version requirement
6444 2002-05-01 Jakub Jelinek <jakub@redhat.com>
6446 PR target/6512, PR target/5628
6447 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
6448 when memory is not aligned.
6449 (movdf_insn_v9only_vis): Likewise.
6450 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
6451 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
6452 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
6454 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
6456 * gcc.dg/altivec-7.c: New.
6458 * config/rs6000/altivec.h: Cleanup.
6460 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
6462 * doc/invoke.texi (Option Summary): Add -mvrsave=.
6463 (RS/6000 and PowerPC Options): Document -mvrsave=.
6465 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
6466 (rs6000_altivec_vrsave_string): Same.
6467 (rs6000_override_options): Call rs6000_parse_vrsave_option.
6468 (rs6000_parse_vrsave_option): New.
6469 (rs6000_stack_info): Only generate vrsave instructions when
6470 TARGET_ALTIVEC_VRSAVE.
6472 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
6473 (rs6000_altivec_vrsave_string): Define extern.
6474 (rs6000_altivec_vrsave): Same.
6475 (TARGET_ALTIVEC_VRSAVE): New.
6477 2002-04-30 Richard Henderson <rth@redhat.com>
6480 * toplev.c (rest_of_compilation): Don't run cross-jump before
6483 2002-04-30 Tom Rix <trix@redhat.com>
6485 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
6486 check which_alternative.
6488 2002-04-30 Kazu Hirata <kazu@hxi.com>
6490 * cpplex.c: Fix comment formatting.
6491 * function.c: Likewise.
6492 * integrate.c: Likewise.
6493 * regrename.c: Likewise.
6494 * sibcall.c: Likewise.
6495 * simplify-rtx.c: Likewise.
6496 * tree-inline.c: Likewise.
6498 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
6500 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
6501 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
6502 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
6503 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
6504 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
6505 * pa/x-ada: New file. Define ADA_CFLAGS.
6507 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
6509 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
6510 from MMIX_LAST_REGISTER_FILE_REGNUM.
6511 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
6512 (struct machine_function): New member highest_saved_stack_register
6513 previously static variable in mmix.c.
6514 (MACHINE_DEPENDENT_REORG): Define.
6515 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
6516 (MMIX_OUTPUT_REGNO): New.
6517 (mmix_target_asm_function_prologue): Move calculation of last used
6518 saved-stack-register into...
6519 (mmix_machine_dependent_reorg): New function. Update to also handle
6521 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
6522 register names, simplify somewhat by new variable regno.
6523 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
6525 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
6526 emitting register names.
6527 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
6528 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
6530 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
6533 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
6535 2002-04-30 Richard Henderson <rth@redhat.com>
6537 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
6538 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
6539 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
6540 emit_tfmode_cvt): New.
6541 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
6542 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
6543 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
6544 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
6545 * config/sparc/sparc-protos.h: Update.
6547 2002-04-30 Janis Johnson <janis187@us.ibm.com>
6549 * install.texi (Final install): Add to the list of info to include
6550 in a report of a successful bootstrap, and add link to 3.1 list.
6552 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
6554 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
6555 (mode): Add vector modes
6556 (i387): Kill attribute.
6557 (unit): New attribute.
6558 (length_immediate): Grok new types.
6559 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
6560 (modrm): Use "unit".
6561 (memory): Handle MMX/SSE properly.
6562 (scheduling descriptions): Kill uses of fop1.
6563 (sse, mmx, fp patterns): Set type and mode properly.
6565 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
6567 * pa.c (override_options): Default to PA8000 scheduling.
6568 * doc/invoke.texi (HP-PA options): Mention newly added 7300
6569 scheduling parameter.
6571 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
6572 handling of double precision multiplies.
6574 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
6575 fpdiv and fpsqrt instructions.
6576 (7200 & 7300 scheduling): Fix typo in handling of
6577 store-load and store-store penalties.
6579 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6581 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
6582 mips. Add two missing commas.
6584 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
6586 * doc/contrib.texi (Contributors): Update Paolo Carlini's
6587 and Benjamin Kosnik's entries.
6589 2002-04-29 David S. Miller <davem@redhat.com>
6591 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
6592 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
6593 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
6594 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
6596 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6598 * combine.c (find_split_point): Use gen_int_mode.
6600 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
6602 Merging code from dfa-branch:
6604 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
6606 * genautomata.c (output_reserv_sets): Fix typo.
6608 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
6610 * genautomata.c (output_reserv_sets): Remove
6611 next_cycle_output_flag.
6613 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
6615 * sched-rgn.c (init_ready_list): Make the DFA code handle
6616 USE/CLOBBER insns in the same way as the traditional
6618 (new_ready): Similarly..
6620 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
6622 * haifa-sched.c (schedule_block): Change the DFA state only after
6625 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
6627 * pa.c (hppa_use_dfa_pipeline_interface): New function.
6628 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
6629 (override_options): Add PA7300 scheduling support.
6630 (pa_adjust_cost): Update various comments. Properly
6631 handle anti and output dependencies when using the
6633 (pa_issue_rate): Add PA7300 scheduling support.
6634 (pa_can_combine_p): Call extract_insn before calling
6635 constrain_operands (taken from mainline tree).
6636 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
6637 * pa.md (cpu attr): Add 7300. Rewrite pipeline
6638 descriptions using DFA descriptions. Add PA7300
6641 2002-03-30 David S. Miller <davem@redhat.com>
6643 Add UltraSPARC-III DFA scheduling support.
6644 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
6645 Update FP conditional move on register insn patterns to use it, as
6647 (define_attr cpu): Add ultrasparc3.
6648 (define_attr us3load_type): New, update integer load patterns to
6649 set it, as appropriate.
6650 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
6651 (rest): Add UltraSPARC3 scheduling description.
6652 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
6653 (PROCESSOR_ULTRASPARC3): New.
6654 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
6655 ({ASM,CPP}_CPU_SPEC): Likewise.
6656 (REGISTER_MOVE_COST): Likewise.
6657 (RTX_COSTS): Likewise.
6658 * config/sparc/sparc.c (sparc_override_options,
6659 sparc_initialize_trampoline, sparc64_initialize_trampoline,
6660 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
6661 sparc_issue_rate): Likewise.
6662 * config/sparc/sol2.h: Likewise.
6663 * config/sparc/sol2-sld-64.h: Likewise.
6664 * config/sparc/linux64.h: Likewise.
6666 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
6668 * doc/md.texi: Add comments about usage the latency time for the
6669 different dependencies and about case when two or more conditions
6670 in different define_insn_reservations returns TRUE for an insn.
6672 * doc/md.texi: Add reference for automaton based pipeline
6675 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
6677 * doc/passes.texi: Add missed information about genattrtab.
6679 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
6681 * genautomata.c (output_automata_list_transition_code): Check
6682 automata_list on NULL.
6684 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
6686 * genautomata.c (output_insn_code_cases,
6687 output_automata_list_min_issue_delay_code,
6688 output_automata_list_transition_code,
6689 output_automata_list_state_alts_code): Comment the functions.
6691 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
6693 * genautomata.c (automata_list_el_t): New typedef.
6694 (get_free_automata_list_el,free_automata_list_el,
6695 free_automata_list, automata_list_hash, automata_list_eq_p,
6696 initiate_automata_lists, automata_list_start, automata_list_add,
6697 automata_list_finish, finish_automata_lists,
6698 output_insn_code_cases, output_automata_list_min_issue_delay_code,
6699 output_automata_list_transition_code,
6700 output_automata_list_state_alts_code, add_automaton_state,
6701 form_important_insn_automata_lists): New functions and prototypes.
6702 (insn_reserv_decl): Add members important_automata_list and
6704 (ainsn): Add members important_p.
6705 (automata_list_el): New structure.
6706 (first_free_automata_list_el, current_automata_list,
6707 automata_list_table): New global variables.
6708 (create_ainsns): Initiate member important_p.
6709 (output_internal_min_issue_delay_func): Generate the switch and
6710 call output_insn_code_cases.
6711 (output_internal_trans_func, output_internal_state_alts_func):
6713 (generate): Call initiate_automata_lists.
6714 (automaton_states): New global variable.
6715 (expand_automata): Call form_important_insn_automata_lists.
6716 (write_automata): Call finish_automata_lists.
6718 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
6720 * genautomata.c (add_excls, add_presence_absence): Check that
6721 cpu units in the sets belong the same automaton.
6723 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
6724 about that cpu units in the sets belong the same automaton.
6726 * doc/md.texi: Ditto.
6728 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
6729 Nitin Gupta <niting@noida.hcltech.com>
6731 * config/sh/sh.c (sh_use_dfa_interface): New function.
6733 (sh_issue_rate): New Function.
6734 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
6735 TARGET_SCHED_ISSUE_RATE: define.
6737 * config/sh/sh.md: Add DFA based pipeline description for SH4.
6739 (define_attr insn_class): New attribute used for DFA
6741 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
6742 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
6743 cmpeqdi_t): Likewise.
6745 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
6746 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
6748 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
6750 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6752 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
6755 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
6757 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
6758 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
6760 (output_dfa_start_func): Initiate new variable insn_codes_length,
6761 (write_automata): Output definition of the new variable.
6763 2001-10-02 David S. Miller <davem@redhat.com>
6765 * haifa-sched.c (advance_one_cycle): New function.
6766 (schedule_block): Use it.
6767 (queue_to_ready): Use it, and also make sure to advance the DFA
6768 state on all stall cycles, not just those where insn_queue links
6771 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
6773 * haifa-sched.c (max_issue): Remove last_p argument. Only return
6774 non-zero if the highest-priority instruction could be scheduled.
6775 (choose_ready): Remove last argument from max_issue call.
6777 2001-09-28 David S. Miller <davem@redhat.com>
6779 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
6780 ultrasparc and 3 for other multi-issue sparcs.
6782 2001-09-27 David S. Miller <davem@redhat.com>
6784 * config/sparc/sparc.md (cycle_display): New pattern.
6785 * config/sparc/sparc.c (sparc_cycle_display): New.
6786 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
6788 2001-09-25 David S. Miller <davem@redhat.com>
6790 Convert all of Sparc scheduling to DFA
6791 * config/sparc/sparc.md: Kill all define_function_unit
6792 directives and replace with DFA equivalent.
6793 * config/sparc/sparc.c (ultrasparc_adjust_cost,
6794 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
6795 ultra_fpmode_conflict_exists, ultra_find_type,
6796 ultra_build_types_avail, ultra_flush_pipeline,
6797 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
6798 ultrasparc_variable_issue, ultrasparc_sched_init,
6799 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
6800 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
6801 ultra_cur_hist, ultra_cycles_elapsed): Kill.
6802 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
6803 ultrasparc_store_bypass_p): New.
6804 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
6807 2001-09-24 David S. Miller <davem@redhat.com>
6809 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
6810 ready->vec[foo] not ready[foo].
6812 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
6814 * doc/md.texi: Correct examples for define_insn_reservations
6817 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
6819 * genautomata.c (create_automata): Print message about creation of
6821 (generate): Remove printing meease about creation of
6824 2001-09-05 David S. Miller <davem@redhat.com>
6826 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6827 * config/sparc/linux64.h: Likewise.
6829 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
6831 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
6832 schedule_block, sched_init, sched_finish): Add missed calls of
6833 use_dfa_pipeline_interface.
6835 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
6838 * sched-vis.c (get_visual_tbl_length): Ditto.
6840 2001-08-27 Richard Henderson <rth@redhat.com>
6842 * genattr.c (main): Emit state_t even when not doing scheduling.
6844 2001-08-27 Richard Henderson <rth@redhat.com>
6846 * genautomata.c (expand_automata): Always create a description.
6848 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6850 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6851 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6852 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6855 * genattr.c (main): New variable num_insn_reservations. Increase
6856 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6857 pipeline hazard recognizer interface.
6859 * genattrtab.h: New file.
6861 * genattrtab.c: Include genattrtab.h.
6862 (attr_printf, check_attr_test, make_internal_attr,
6863 make_numeric_value): Move protypes into genattrtab.h. Define them
6865 (num_dfa_decls): New global variable.
6866 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6867 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6868 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6869 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6871 * genautomata.c: New file.
6873 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6875 * sched-int.h: (curr_state): Add the external definition for
6876 automaton pipeline interface.
6877 (haifa_insn_data): Add comments for members blockage and units.
6879 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6880 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6881 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6882 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6883 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6884 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6885 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6887 (TARGET_SCHED): Use the new macros.
6889 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6890 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6891 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6892 dfa_bubble): New members in gcc_target.sched.
6894 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6895 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6896 (insn_queue): Redefine it as pointer to array.
6897 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6899 (max_insn_queue_index_macro_value): New variable.
6900 (curr_state, dfa_state_size, ready_try): New varaibles for
6901 automaton interface.
6902 (ready_element, ready_remove, max_issue): New function prototypes
6903 for automaton interface.
6904 (choose_ready): New function prototype.
6905 (insn_unit, blockage_range): Add comments.
6906 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6907 FUNCTION_UNITS_SIZE == 0.
6908 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6909 actual_hazard, potential_hazard): Add comments.
6910 (insn_cost): Use cost -1 as undefined value. Remove
6911 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6913 (ready_element, ready_remove): New functions for automaton
6915 (schedule_insn): Add new code for automaton pipeline interface.
6916 (queue_to_ready): Add new code for automaton pipeline interface.
6917 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6918 (debug_ready_list): Print newline when the queue is empty.
6919 (max_issue): New function for automaton pipeline interface.
6920 (choose_ready): New function.
6921 (schedule_block): Add new code for automaton pipeline interface.
6922 Print ready list before scheduling each insn.
6923 (sched_init): Add new code for automaton pipeline interface.
6924 Initiate insn cost by -1.
6925 (sched_finish): Free the current automaton state and finalize
6926 automaton pipeline interface.
6928 * sched-rgn.c: Include target.h.
6929 (init_ready_list, new_ready, debug_dependencies): Add new code for
6930 automaton pipeline interface.
6932 * sched-vis.c: Include target.h.
6933 (get_visual_tbl_length): Add code for automaton interface.
6934 (target_units, print_block_visualization): Add comments.
6936 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6937 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6938 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6939 (getruntime.o, genautomata.o): New entries.
6940 (genattrtab.o): Add new dependency file genattrtab.h.
6941 (genattrtab): Add new dependencies. Link it with `libm.a'.
6942 (getruntime.o, hashtab.o): New entries for canadian cross.
6944 * doc/md.texi: Description of automaton based model.
6946 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6948 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6949 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6950 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6951 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6952 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6953 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6954 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6956 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6957 MAX_DFA_ISSUE_RATE): New macro descriptions.
6959 * doc/contrib.texi: Add dfa based scheduler contribution.
6961 * doc/gcc.texi: Add more information about genattrtab.
6963 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6965 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
6966 adjust_address_nv call.
6968 2002-04-29 Janis Johnson <janis187@us.ibm.com>
6970 * doc/install.texi (Testing): Provide additional information, and
6971 a stronger encouragement, for running the testsuites.
6973 2002-04-29 DJ Delorie <dj@redhat.com>
6975 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
6976 given in upper case.
6978 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6980 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
6981 Solaris 2 <widec.h> if missing.
6982 * fixinc/fixincl.x: Regenerate.
6983 * fixinc/tests/base/widec.h: New file.
6985 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
6987 * toplev.c (f_options): Add "profile" switch so that
6988 -fno-profile can be used to disable -p.
6990 2002-04-29 Bernd Schmidt <bernds@redhat.com>
6992 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
6994 * tree.c (build_common_tree_nodes_2): Likewise.
6995 * tree.h (enum tree_index): Likewise.
6996 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
6998 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
7000 (init_mmx_sse_builtins): Initialize SSE2 builtins.
7001 (ix86_expand_builtin): Add support for SSE2 builtins.
7002 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
7003 (VALID_SSE_REG_MODE): Use it.
7004 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
7005 (enum ix86_builtins): Add SSE2 builtins.
7006 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
7007 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
7008 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
7009 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
7010 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
7011 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
7012 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
7013 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
7014 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
7015 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
7016 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
7017 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
7018 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
7019 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
7020 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
7021 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
7022 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
7023 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
7024 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
7025 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
7026 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
7027 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
7028 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
7029 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
7030 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
7031 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
7032 lfence_insn): New patterns.
7033 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
7034 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
7036 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
7038 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
7040 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7042 * doc/contrib.texi (Contributors): Add Paolo Carlini and
7044 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
7045 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
7046 and CPU instead of cpu.
7048 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
7050 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
7052 (lang_independent_options): Add -fif-conversion, -fif-conversion2
7053 (rest_of_compilation): Do if conversion only when asked for.
7054 (parse_options_and_default_flags): Set new variables to 1 for -O1
7055 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
7057 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
7059 * i386.c (dbx64_register_map): Fix typo.
7061 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
7063 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
7064 real_one_half, real_bb_freq_max): New static variables.
7065 (debug_profile_bbauxs): Kill.
7066 (process_note_predictions): Kill unused variable.
7067 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
7069 (propagate_freq): Use REAL_ARITHMETICS.
7070 (estimate_bb_frequencies): Likevise; init new static variables.
7071 * Makefile.in (predict.o): Add dependency on real.h
7073 2002-04-28 David S. Miller <davem@redhat.com>
7076 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
7077 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
7078 several {reads,writes} instead.
7079 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
7082 2002-04-27 David S. Miller <davem@redhat.com>
7085 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
7088 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
7089 including signal.h and sys/ucontext.h, not needed.
7091 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
7093 * varasm.c (output_constant_def): Correct test for not calling
7094 ENCODE_SECTION_INFO for INTEGER_CST.
7096 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
7098 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
7099 keep most cases as function eval_token.
7100 (eval_token): New function.
7101 (_cpp_parse_expr): Read token here for improved diagnostics.
7102 Don't use op_as_text. Detect bad ':' here.
7103 (reduce): Don't detect bad ':' here.
7104 (op_as_text): Remove.
7105 * cpphash.h (_cpp_test_assertion): Change prototype.
7106 * cpplib.c (_cpp_test_assertion): Change prototype.
7108 2002-04-28 Richard Henderson <rth@redhat.com>
7111 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
7112 (ggc_mark_rtx_children): New.
7114 2002-04-28 Jakub Jelinek <jakub@redhat.com>
7117 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
7118 after call peepholes for UltraSPARC.
7119 (call + jump 64-bit peepholes): Remove.
7121 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7124 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
7125 result as temporary value.
7127 2002-04-28 Jakub Jelinek <jakub@redhat.com>
7130 * toplev.c (rest_of_compilation): Only run regrename and copy
7131 propagation if optimizing.
7133 2002-04-28 Jakub Jelinek <jakub@redhat.com>
7135 PR optimization/6475
7136 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
7137 register of REGNO_DECL (i).
7138 * Makefile.in (reload1.o): Add $(TREE_H).
7140 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
7142 * cppexp.c (lex): Update to use state.skip_eval.
7143 (struct op): Remove prio and flags members.
7144 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
7145 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
7146 (LEFT_ASSOC): New macro.
7147 (optab): New table of operator priorities and flags.
7149 (_cpp_parse_expr): Clean up logic. Return bool. Use a
7150 malloc-ed parser stack.
7151 (reduce): New; reduce the operator stack.
7152 (_cpp_expand_op_stack): Expand the operator stack as necessary.
7153 * cpphash.h (struct op): Predeclare.
7154 (struct cpp_reader): New members op_stack, op_limit.
7155 (struct lexer_state): New member skip_eval.
7156 (_cpp_parse_expr): Update.
7157 (_cpp_expand_op_stack): New.
7158 * cpplib.c (do_if): Update.
7159 * cppinit.c (cpp_create_reader): Create op stack.
7160 (cpp_destroy): And destroy it.
7161 * cpplib.h (CPP_LAST_CPP_OP): Correct.
7162 (TTYPE_TABLE): Correct.
7164 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7167 * c-decl.c (duplicate_decls): Call merge_weak.
7168 * c-pragma.c (apply_pragma_weak): Warn about misuse.
7169 * output.h (merge_weak): Prototype merge_weak.
7170 * varasm.c (merge_weak): New function.
7171 (declare_weak): Make sure we don't give an error on VAR_DECLs.
7172 Mark RTL with SYMBOL_REF_WEAK.
7174 2002-04-27 Kurt Garloff <garloff@suse.de>
7176 * tree-inline.c (inlinable_function_p): Improve heuristics
7177 by using a smoother function to cut down allowable inlinable size.
7178 * param.def: Add parameters max-inline-insns-single,
7179 max-inline-slope, min-inline-insns that determine the exact
7180 shape of the above function.
7181 * param.h: Likewise.
7183 2002-04-26 Richard Henderson <rth@redhat.com>
7185 * c-parse.in (malloced_yyss, malloced_yyvs): New.
7186 (yyoverflow): Re-add. Set them.
7187 (free_parser_stacks): New.
7188 * c-common.h: Declare it.
7189 * c-lex.c (c_common_parse_file): Call it.
7191 2002-04-26 Richard Henderson <rth@redhat.com>
7193 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
7194 for fallthru search.
7196 2002-04-26 Eric Christopher <echristo@redhat.com>
7198 PR optimization/3700
7199 * config/mips/mips.c (mips_issue_rate): Define. New function.
7200 (TARGET_SCHED_ISSUE_RATE): Use.
7202 2002-04-25 David S. Miller <davem@redhat.com>
7205 * reorg.c (optimize_skip): Do not allow exception causing
7206 instructions to be considered for delay slots.
7207 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
7208 (relax_delay_slots): Do not try to consider exception causing
7209 instructions as redundant.
7211 2002-04-26 Richard Henderson <rth@redhat.com>
7214 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
7216 2002-04-26 Mark Mitchell <mark@codesourcery.com>
7219 * config/i386/i386.md (untyped_call): Return the value in a float
7220 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
7223 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
7225 * tree.c (tree_int_cst_lt): Compare constants whose types differ
7226 in unsigned-ness correctly.
7228 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
7230 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
7231 portable runtime model.
7233 2002-04-26 Richard Henderson <rth@redhat.com>
7235 * c-parse.in (yyoverflow): Revert.
7237 2002-04-26 David Edelsohn <edelsohn@gnu.org>
7238 Richard Henderson <rth@redhat.com>
7240 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
7241 result as temporary value.
7243 2002-04-26 Richard Henderson <rth@redhat.com>
7246 * c-common.c (fix_string_type): Split out of ...
7247 (combine_strings): ... here. Take a varray, not a tree list.
7248 (c_expand_builtin_printf): Use fix_string_type.
7249 * c-common.h: Update decls.
7250 * c-parse.in (string): Remove. Update all uses to use STRING
7251 instead, and not call combine_strings.
7254 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
7255 (build_asm_stmt): Likewise.
7256 * objc/objc-act.c (my_build_string): Use fix_string_type.
7257 (build_objc_string_object): Build varray for combine_strings.
7259 2002-04-26 Bo Thorsen <bo@suse.co.uk>
7261 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
7264 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
7266 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
7267 (HAVE_NO_R_OPERAND): Remove.
7268 (HAVE_VALUE): Remove.
7269 (op_to_prio): Update.
7270 (UNARY): Don't alter flags.
7271 (_cpp_parse_expr): want_value used to indicate whether
7272 a number or unary operator is expected next. Distinguish
7273 unary and binary +/-.
7274 (op_as_text): Update for unary operators.
7276 2002-04-25 Richard Henderson <rth@redhat.com>
7279 * c-parse.in (yyoverflow): New.
7281 2002-04-25 Richard Henderson <rth@redhat.com>
7284 * c-common.c (shorten_compare): Simplfy conditions leading to
7285 the generation of a warning.
7287 2002-04-25 Richard Henderson <rth@redhat.com>
7290 * expmed.c (extract_bit_field): Fall through to generic code rather
7291 than aborting on subreg special case.
7293 2002-04-25 David S. Miller <davem@redhat.com>
7295 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
7296 for DECL being NULL.
7298 2002-04-25 Steve Christiansen <smc@us.ibm.com>
7300 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
7302 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
7304 * c-decl.c (grokdeclarator): Remove outdated ??? note
7305 on invalid declaration of flexible array members.
7307 2002-04-25 Richard Henderson <rth@redhat.com>
7309 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
7311 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
7313 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
7314 needed by the compiler, even if they are used as global regs.
7316 2002-04-25 Matt Hiller <hiller@redhat.com>
7318 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
7320 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
7321 of the corresponding functions.
7322 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
7325 2002-04-25 Matt Hiller <hiller@redhat.com>
7327 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
7329 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
7330 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
7331 registers, adjust comment accordingly.
7332 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
7333 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
7334 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
7335 for coprocessor registers.
7336 (ADDITIONAL_REGISTER_NAMES): Include
7337 ALL_COP_ADDITIONAL_REGISTER_NAMES.
7339 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
7340 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
7341 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
7342 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
7343 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
7345 (mips_char_to_class): Adjust comment to include coprocessor
7348 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
7350 (mips_reg_names, mips_regno_to_class): Include coprocessor
7352 (mips_sw_reg_names): Ditto, make non-static.
7353 (mips_move_1word): Handle moves to and from coprocessor registers.
7354 (mips_move_2words): Handle moves to and from coprocessor
7356 (mips_class_max_nregs, mips_register_move_cost): Handle
7357 coprocessor register classes.
7358 (override_options): Initialize mips_char_to_class and
7359 mips_hard_regno_mode_ok properly for coprocessor registers.
7361 * config/mips/mips.md (movdi_internal, movdi_internal2,
7362 movsi_internal1, movsi_internal2): Add constraint-sets for
7363 coprocessor registers.
7364 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
7365 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
7367 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
7368 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
7370 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
7371 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
7373 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
7374 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
7377 * doc/tm.texi: Document feature.
7379 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
7381 * integrate.c (function_attribute_inlinable_p): Simplify.
7382 Check the table pointer is not NULL.
7384 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
7386 * doc/c-tree.texi: Fix typo in introduction.
7388 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
7390 * c-common.h (c_common_parse_file): Update.
7391 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
7392 * c-lex.c (YYDEBUG): Get from c-lex.h.
7393 (c_common_parse_file): Update.
7394 * c-lex.h (YYDEBUG, yydebug): New.
7395 * c-parse.in (YYDEBUG): Get from c-lex.h.
7396 (c_set_yydebug): Remove.
7397 * c-tree.h (c_set_yydebug): Remove.
7398 * langhooks-def.h (lhd_do_nothing_i): New.
7399 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
7400 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
7401 * langhooks.c (lhd_do_nothing_i): New.
7402 (lhd_set_yydebug): Remove.
7403 * langhooks.h (struct lang_hooks): Update.
7404 * toplev.c (set_yydebug): New.
7405 (compile_file): Update call to parse_file hook.
7406 (decode_d_option): Update.
7408 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
7410 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
7412 * loop.c (load_mems): Don't change the interface of called functions.
7414 * calls.c (expand_call): Take current_function_pretend_args_size
7415 into account when setting argblock for sibcalls.
7417 2002-04-24 Matt Hiller <hiller@redhat.com>
7419 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
7422 * cpplex.c (skip_line_comment): Process comment one multibyte
7423 character at a time rather than one char at a time, if
7425 (parse_string): Process string one multibyte character at a time
7426 rather than one char at a time, if appropriate.
7427 * c-lex.c (lex_string): Lex and copy multibyte strings
7429 * cpplib.h (cppchar_t): Change to unsigned.
7431 2002-04-24 Richard Henderson <rth@redhat.com>
7434 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
7437 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
7439 * sh.c (sh_va_arg): If argument was passed by reference,
7440 dereference the pointer.
7442 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
7444 * sh.md (divsi3_i4_media): Use match_operand for input values
7445 rather than hard registers.
7446 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
7447 unnecessarily through hard registers. Keep copies of pseudo
7448 registers outside of the libcall sequence.
7450 * sh.md (casesi_shift_media): Add modes.
7452 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
7455 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
7457 * attribs.c (c_common_attribute_table): Move table and handlers
7459 (format_attribute_table, lang_attribute_table,
7460 lang_attribute_common): Remove.
7461 (init_attributes): Replace NULL pointers with pointers to the
7463 (handle_packed_attribute, handle_nocommon_attribute,
7464 handle_common_attribute, handle_noreturn_attribute,
7465 handle_noinline_attribute, handle_always_inline_attribute,
7466 handle_used_attribute, handle_unused_attribute,
7467 handle_const_attribute, handle_transparent_union_attribute,
7468 handle_constructor_attribute, handle_destructor_attribute,
7469 handle_mode_attribute, handle_section_attribute,
7470 handle_aligned_attribute, handle_weak_attribute,
7471 handle_alias_attribute, handle_visibility_attribute,
7472 handle_no_instrument_function_attribute, handle_malloc_attribute,
7473 handle_no_limit_stack_attribute, handle_pure_attribute,
7474 handle_deprecated_attribute, handle_vector_size_attribute,
7475 vector_size_helper): Move to c-common.c.
7476 * c-common.c (c_common_attribute_table,
7477 handle_packed_attribute, handle_nocommon_attribute,
7478 handle_common_attribute, handle_noreturn_attribute,
7479 handle_noinline_attribute, handle_always_inline_attribute,
7480 handle_used_attribute, handle_unused_attribute,
7481 handle_const_attribute, handle_transparent_union_attribute,
7482 handle_constructor_attribute, handle_destructor_attribute,
7483 handle_mode_attribute, handle_section_attribute,
7484 handle_aligned_attribute, handle_weak_attribute,
7485 handle_alias_attribute, handle_visibility_attribute,
7486 handle_no_instrument_function_attribute, handle_malloc_attribute,
7487 handle_no_limit_stack_attribute, handle_pure_attribute,
7488 handle_deprecated_attribute, handle_vector_size_attribute,
7489 vector_size_helper): Move from attribs.c.
7490 * c-common.h (c_common_attribute_table,
7491 c_common_format_attribute_table): New.
7492 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
7493 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
7494 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
7495 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
7496 (LANG_HOOKS_INITIALIZER): Update.
7497 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
7498 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
7499 * target.h: Update comment.
7500 * tree.c (default_target_attribute_table): Remove.
7501 * tree.h (default_target_attribute_table, format_attribute_table,
7502 lang_attribute_table, lang_attribute_common): Remove.
7504 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
7505 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
7507 2002-04-24 Jason Merrill <jason@redhat.com>
7509 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
7510 * dwarf2out.c (dwarf_attr_name): Support it.
7511 (gen_array_type_die): Emit it.
7512 (lookup_type_die): No special handling for VECTOR_TYPE.
7513 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
7515 2002-04-24 Richard Henderson <rth@redhat.com>
7517 * config/mips/mips.md (movdi_usd): Renumber.
7519 2002-04-24 David S. Miller <davem@redhat.com>
7522 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
7523 32-bit Sparc and current_function_returns_struct is true.
7525 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
7527 * loop.c (canonicalize_condition): Use gen_int_mode.
7529 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
7531 * config/rs6000/altivec.h: Cleanup file. Add non individual
7553 (vec_vcmpequb): New.
7554 (vec_vcmpequh): New.
7555 (vec_vcmpequw): New.
7556 (vec_vcmpeqfp): New.
7557 (vec_vcmpgefp): New.
7558 (vec_vcmpgtub): New.
7559 (vec_vcmpgtsb): New.
7560 (vec_vcmpgtuh): New.
7561 (vec_vcmpgtsh): New.
7562 (vec_vcmpgtuw): New.
7563 (vec_vcmpgtsw): New.
7564 (vec_vcmpgtfp): New.
7565 (vec_vcmpgefp): New.
7570 (vec_vexptefp): New.
7575 (vec_lde): Add vector float variant.
7580 (vec_vmhaddshs): New.
7602 (vec_vmladduhm): New.
7603 (vec_vmhraddshs): New.
7605 (vec_vmsummbm): New.
7606 (vec_vmsumuhm): New.
7607 (vec_vmsumshm): New.
7608 (vec_vmsumuhs): New.
7609 (vec_vmsumshs): New.
7618 (vec_vnmsubfp): New.
7636 (vec_vrsqrtefp): New.
7647 (vec_vspltisb): New.
7648 (vec_vspltish): New.
7649 (vec_vspltisw): New.
7674 (vec_vsum4ubs): New.
7675 (vec_vsum4sbs): New.
7676 (vec_vsum4shs): New.
7677 (vec_vsum2sws): New.
7688 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
7691 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
7692 added literals from substracted literals.
7693 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
7694 (fold) [associate]: Preserve MINUS_EXPR if needed.
7696 2002-04-23 Zack Weinberg <zack@codesourcery.com>
7698 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
7701 2002-04-23 Tom Tromey <tromey@redhat.com>
7703 * gcc.c: Added --resource. For PR java/6314.
7705 2002-04-23 David O'Brien <obrien@FreeBSD.org>
7707 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
7708 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
7711 2002-04-23 David O'Brien <obrien@FreeBSD.org>
7713 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
7715 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
7717 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
7719 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
7720 (ix86_expand_clrstr): Fix typo.
7721 * loop.c (gen_load_of_final_value): New.
7722 (loop_givs_rescan, strength_reduce, check_dbra_loop):
7725 2002-04-23 Roger Sayle <roger@eyesopen.com>
7727 * builtins.c (builtin_memset_gen_str): New function.
7728 (expand_builtin_memset): Optimize the case of constant length, but
7731 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
7733 * config/rs6000/altivec.h (vec_step): Remove extraneous
7735 (vec_ctu): Cast return.
7737 2002-04-23 Alan Modra <amodra@bigpond.net.au>
7740 * function.h: (struct function): Add profile_label_no field.
7741 (current_function_profile_label_no): Define.
7742 * function.c: (profile_label_no): New static var.
7743 (expand_function_start): Increment it, and copy to
7744 current_function_profile_label_no.
7745 * output.h (profile_label_no): Delete.
7746 * final.c (profile_label_no): Delete.
7747 (profile_function): Use current_function_profile_label_no.
7748 (final_end_function): Don't increment profile_label_no here.
7749 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
7750 profile_label_no with current_function_profile_label_no.
7751 * config/pa/pa.c (current_function_number): Delete.
7752 (pa_output_function_prologue): Don't output profile label here.
7753 (hppa_profile_hook): Use label_no param rather than
7754 current_function_number.
7755 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
7756 * config/pa/pa.h: .. here.
7757 (FUNCTION_PROFILER): Output profile label here.
7759 2002-04-22 Eric Christopher <echristo@redhat.com>
7761 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
7762 patch of 2002-04-09 due to binutils issues.
7763 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
7765 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
7767 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
7768 constraint to 'o' for m=r and r=m alternatives.
7769 ("*movv8hi_internal1"): Same.
7770 ("*movv16qi_internal1"): Same.
7771 ("*movv4sf_internal1"): Same.
7773 2002-04-22 Janis Johnson <janis187@us.ibm.com>
7775 * rtl.h (RTX_FLAG): New macro.
7776 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
7777 * final.c (alter_subreg): Use macro to access rtx flag.
7778 * integrate.c (copy_rtx_and_substitute): Use new access macro.
7779 * print-rtl.c (print_rtx): Use new access macro.
7781 * cse.c (insert): Check rtx code before accessing flag.
7783 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
7784 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
7785 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
7786 convert_const_symbol_ref, make_canonical, make_alternative_compare,
7787 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
7788 simplify_test_exp, optimize_attrs, simplify_by_exploding,
7789 find_and_mark_used_attributes, unmark_used_attributes,
7790 add_values_to_cover, simplify_with_current_value,
7791 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
7792 copy_rtx_unchanging, main): Use new access macros.
7794 2002-04-22 Tom Rix <trix@redhat.com>
7796 * expmed.c (init_expmed): Generate shifted constant once.
7798 2002-04-22 Zack Weinberg <zack@codesourcery.com>
7800 * c-lex.c (lex_charconst): Call convert to get constant in
7801 proper type; don't just smash the type field.
7804 * config.gcc: Add list of obsolete configurations. Disallow
7805 building these without --enable-obsolete.
7806 * doc/install.texi: Document --enable-obsolete and obsoletion
7807 policy. Mention obsoletion of individual targets in
7810 2002-04-22 Richard Henderson <rth@redhat.com>
7812 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
7814 2002-04-22 Mark Mitchell <mark@codesourcery.com>
7817 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
7818 (walk_fixup_memory_subreg): Likewise.
7819 (fixup_var_refs_insn): Adjust accordingly.
7820 (fixup_var_refs_1): Likewise.
7822 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
7824 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
7825 LIBPATH_ARCH64_SPEC): Define.
7826 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
7827 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
7828 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
7829 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
7831 2002-04-22 Joel Sherrill <joel@OARcorp.com>
7833 * gthr-rtems.h: Correct prototypes to remove warnings.
7835 2002-04-22 Richard Henderson <rth@redhat.com>
7838 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
7840 * gcse.c (free_insn_expr_list_list): New.
7841 (clear_modify_mem_tables): Use it. Fix bit set usage.
7842 (canon_list_insert): Use EXPR_LISTs for expressions.
7843 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
7845 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
7847 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
7848 file change and include code to _cpp_pop_buffer.
7849 * cpphash.h (struct pending_option): Predeclare.
7850 (struct cpp_reader): New member next_include_file.
7851 (_cpp_pop_file_buffer): Update.
7852 (_cpp_push_next_buffer): Update, rename.
7853 * cppinit.c (cpp_destroy): Free include chain and pending here.
7854 (cpp_finish_options): Simplify.
7855 (_cpp_push_next_buffer): Rename and clean up.
7856 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
7858 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
7860 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
7862 * config/rs6000/altivec.h (vec_xor): Add variant for both args
7863 being vector signed int.
7865 (vec_xor): Add variant for both args being vector signed char.
7866 Remove redundant variant.
7869 2002-04-21 David S. Miller <davem@redhat.com>
7871 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
7872 compare mode in output RTL.
7874 2002-04-22 David Edelsohn <edelsohn@gnu.org>
7876 * config/rs6000/rs6000.c (rs6000_override_options): Correct
7877 style and formatting of previous patch.
7879 2002-04-22 Alan Modra <amodra@bigpond.net.au>
7881 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
7882 flag_pic for ABI_AIX.
7884 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
7886 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
7887 * cppfiles.c (read_include_file): Similarly.
7888 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
7889 uxstrdup ustrchr, ufputs): Similarly.
7890 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
7891 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
7892 cpp_ideq, parse_identifier, parse_number): Similarly.
7893 * cpplib.c (struct directive, dequote_string, D, run_directive,
7894 cpp_push_buffer): Similarly.
7895 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
7896 _cpp_create_definition, check_trad_stringification,
7897 cpp_macro_definition): Similarly.
7899 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
7901 * cppmacro.c (funlike_invocation_p): Don't step back
7904 2002-04-21 David Edelsohn <edelsohn@gnu.org>
7906 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
7909 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
7911 * doc/invoke.texi: Remove Chill references.
7912 * doc/gcc.texi: Update last modified date.
7914 2002-04-20 Kazu Hirata <kazu@hxi.com>
7916 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
7917 push and pop. Replace add.l with add.w.
7919 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7921 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
7922 multiply instructions for H8/300H case.
7924 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7926 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
7927 Bum three instructions from each routine.
7929 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
7931 * Makefile.in: Update.
7932 * decl.c (push_c_function_context, pop_c_function_context,
7933 mark_c_function_context): Rename for consistency.
7934 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
7935 * c-tree.h (push_c_function_context, pop_c_function_context,
7936 mark_c_function_context): Rename for consistency.
7937 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7938 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
7939 * function.c (init_lang_status, save_lang_status,
7940 restore_lang_status, mark_lang_status, free_lang_status):
7941 Move to langhooks.h.
7942 (push_function_context_to, pop_function_context_from,
7943 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
7945 * function.h (init_lang_status, save_lang_status,
7946 restore_lang_status, mark_lang_status, free_lang_status):
7947 Move to langhooks.h.
7948 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
7949 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
7950 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
7951 LANG_HOOKS_FUNCTION_INITIALIZER): New.
7952 (LANG_HOOKS_INITIALIZER): Update.
7953 (lhd_do_nothing_f): New.
7954 * langhooks.h (struct lang_hooks_for_functions): New.
7955 (struct lang_hooks): New hooks.
7956 * langhooks.c (lhd_do_nothing_f): New.
7958 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7959 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
7961 2002-04-19 David S. Miller <davem@redhat.com>
7963 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
7964 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
7966 2002-04-19 Jakub Jelinek <jakub@redhat.com>
7968 PR optimization/3756
7969 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
7970 x = ((int) y < 0) ? cst1 : cst2.
7972 2002-04-19 Jakub Jelinek <jakub@redhat.com>
7975 * function.c: Reapply patch for c/6358.
7976 (expand_function_end): Copy decl_rtl's mode, not
7977 current_function_return_rtx mode.
7979 2002-04-19 Joel Sherrill <joel@OARcorp.com>
7981 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
7984 2002-04-19 Tom Tromey <tromey@redhat.com>
7986 * doc/install.texi (Specific): Update status of Solaris 2.8.
7989 2002-04-19 Andreas Schwab <schwab@suse.de>
7991 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
7992 (PUT_REAL): Restore old definition.
7994 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
7995 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7997 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
7998 binutils 2.11.2 and higher generate smaller binaries than Sun's
8001 2002-04-19 Mark Mitchell <mark@codesourcery.com>
8004 * toplev.c (rest_of_compilation): Do not defer functions for which
8005 TREE_SYMBOL_REFERENCED has already been set.
8007 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
8009 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
8012 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
8014 * builtins.c: Include langhooks.h.
8015 (lang_type_promotes_to): Remove.
8016 (expand_builtin_va_arg): Use new hook.
8017 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
8018 (simple_type_promotes_to): Move to c-typeck.c.
8019 * c-common.h (simple_type_promotes_to): Remove.
8020 * c-decl.c (duplicate_decls, grokdeclarator): Update.
8021 * c-format.c: Include langhooks.h.
8022 (check_format_types): Update.
8023 * c-tree.h (c_type_promotes_to): New.
8024 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
8025 (type_lists_compatible_p): Update.
8026 * langhooks-def.h (lhd_type_promotes_to): New.
8027 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
8028 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
8029 * langhooks.c (lhd_type_promotes_to): New.
8030 * langhooks.h (struct lang_hooks_for_types): New hook.
8031 * tree.h (lang_type_promotes_to): Remove.
8033 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
8035 2002-04-18 Richard Henderson <rth@redhat.com>
8037 * function.c: Revert patch for c/6358.
8039 2002-04-18 Richard Henderson <rth@redhat.com>
8041 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
8042 blocks. Handle multiple references to the TRAP block. Handle
8043 non-adjacent THEN and OTHER blocks.
8045 2002-04-18 Richard Henderson <rth@redhat.com>
8047 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
8048 crash with no type for by-mode libcalls.
8050 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
8052 2002-04-18 Bob Wilson <bob.wilson@acm.org>
8054 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
8055 __xtensa_nonlocal_goto): Use a syscall instructions to flush
8056 the register windows.
8058 2002-04-18 Zack Weinberg <zack@codesourcery.com>
8060 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
8061 appropriate. Document need for extended precision even when
8062 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
8063 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
8064 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
8065 instead of relying on later syntax error when REAL_WIDTH > 5.
8066 * real.c: Define NE based only on whether or not we have a
8067 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
8068 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
8069 define GET_REAL and PUT_REAL as simple memcpy operations; no
8070 need to byteswap or round.
8071 Use #error instead of #ifdef-ing out the entire file, for
8072 prompt error detection.
8074 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
8076 2002-04-18 David S. Miller <davem@redhat.com>
8078 * config/sparc/sparc.h (BRANCH_COST): Define.
8080 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
8083 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
8085 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
8086 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
8087 propagate_block calls after relaxation loop using new variable
8088 stabilized_prop_flags.
8090 2002-04-18 Richard Henderson <rth@redhat.com>
8092 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
8093 (ia64_va_arg): Expect variable sized types by reference.
8094 * config/ia64/ia64-protos.h: Update.
8095 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
8096 ia64_function_arg_pass_by_reference.
8098 2002-04-18 Richard Henderson <rth@redhat.com>
8100 * ifcvt.c: Include except.h.
8101 (block_has_only_trap): Break out from find_cond_trap.
8102 (find_cond_trap): Use it. Always delete the trap block.
8103 (merge_if_block): Allow then block null. Be less simplistic about
8104 what insns can end a block.
8105 * Makefile.in (ifcvt.o): Depend on except.h.
8107 * config/ia64/ia64.md (trap, conditional_trap): New.
8109 2002-04-18 Jakub Jelinek <jakub@redhat.com>
8112 * function.c (assign_parms): Assign hard current_function_return_rtx
8114 (expand_function_end): ...not here.
8116 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
8118 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
8119 * c-tree.h (c_incomplete_type_error): New.
8120 * c-typeck.c (require_complete_type, build_component_ref): Update.
8121 (incomplete_type_error): Rename.
8122 * langhooks-def.h (lhd_incomplete_type_error): New.
8123 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
8124 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
8125 * langhooks.c (lhd_incomplete_type_error): New.
8126 * langhooks.h (struct lang_hooks_for_types): New hook.
8127 * tree.c (size_in_bytes): Use new hook.
8128 * tree.h (incomplete_type_error): Remove.
8130 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
8132 2002-04-18 Zack Weinberg <zack@codesourcery.com>
8134 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
8135 TARGET_FLOAT_FORMAT blocks.
8137 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8139 * doc/install.texi (Downloading the source): Do not mention Chill
8140 any longer, but mention Ada.
8141 (Configuration): Do not mention Chill any longer.
8143 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
8145 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
8147 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
8149 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
8152 2002-04-18 Jakub Jelinek <jakub@redhat.com>
8154 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
8155 instead of unsigned_type.
8157 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
8159 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
8160 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
8163 2002-04-18 Bernd Schmidt <bernds@redhat.com>
8165 * attribs.c (vector_type_node_list): New static variable.
8166 (handle_vector_size_attribute): Use it to avoid generating a
8167 new type node each time we are called.
8169 * combine.c (subst): Avoid trying to make a vector mode subreg of
8170 an integer constant.
8171 (gen_lowpart_for_combine): Likewise.
8173 2002-04-18 Roger Sayle <roger@eyesopen.com>
8174 Jakub Jelinek <jakub@redhat.com>
8176 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
8177 for integer constant c (if x has unsigned type or sign bit is not
8178 set in c). This folds the zero/sign extension into the bit-wise and
8181 2002-04-18 Jakub Jelinek <jakub@redhat.com>
8184 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
8187 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
8189 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
8191 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
8193 * gcc.c (read_specs): Detect and fail if an attempt is made to
8194 rename a spec string to an already existing string.
8196 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
8198 * config/s390/s390.c (legitimize_pic_address): Do not generate
8199 illegal address constant without CONST.
8201 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8203 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
8204 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
8206 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
8208 PR optimization/6305
8209 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
8210 to make sure previous reloads are taken into account. Generate
8211 better code if one operand is an in-range immediate constant.
8213 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
8215 * doc/install.texi (Building): libgcj requires GNU make.
8217 2002-04-17 Jakub Jelinek <jakub@redhat.com>
8220 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
8221 even if hard quad and register is not floating.
8222 (movtf reg<-mem split): Disallow splitting if hard quad and
8223 register is floating.
8224 (movtf mem<-reg split): Likewise.
8225 * config/sparc/sparc.c (fp_register_operand): New predicate.
8226 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
8228 2002-04-17 Zack Weinberg <zack@codesourcery.com>
8230 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
8231 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
8232 (unprotoize.o): Ditto. Build from protoize.c. Define
8233 UNPROTOIZE on command line.
8234 * protoize.c: Include cppdefault.h. Delete include_defaults.
8235 (in_system_include_dir): Use cpp_include_defaults (defined in
8237 * unprotoize.c: Delete file.
8239 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
8241 * config/rs6000/altivec.h (vec_ld): Add array variants.
8245 2002-04-17 Alan Matsuoka <alanm@redhat.com>
8246 Aldy Hernandez <aldyh@redhat.com>
8248 * config/rs6000/altivec.h: Define __ALTIVEC__.
8255 Add parentheses to all macro arguments.
8257 2002-04-16 Richard Henderson <rth@redhat.com>
8260 * except.c (remove_eh_handler): Insert inner regions at beginning
8261 of sibling chain. Refactor expressions.
8263 2002-04-16 Richard Henderson <rth@redhat.com>
8265 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
8266 * config/sparc/sol2-gas-bi.h: New file.
8267 * config.gcc (sparc*-solaris): Add it as needed.
8268 * configure.in (AS_SPARC64_FLAG): Remove check.
8269 * config.in, configure: Regenerate.
8271 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
8273 2002-04-16 Richard Henderson <rth@redhat.com>
8275 * config/mips/mips.c (override_options): Don't override N32 for
8279 * config/mips/mips.md (can_delay): Split out of existing define_delays.
8280 (HILO_delay): Set can_delay false.
8282 2002-04-16 Dale Johannesen <dalej@apple.com>
8284 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
8285 instruction addresses.
8286 (rs6000_output_function_epilogue): Likewise.
8288 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
8290 * c-parse.in (poplevel, compstmt_start,
8291 compstmt_primary_start): Add ending ';', in accordance
8294 2002-04-16 Richard Henderson <rth@redhat.com>
8296 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
8297 Adjust tm_file order to get TARGET_DEFAULT set properly.
8298 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
8299 * doc/install.texi (sparc-solaris): Update.
8301 2002-04-16 Dale Johannesen <dalej@apple.com>
8303 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
8304 comparison operands do not match each other or if modes of
8305 conditions do not match result.
8307 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
8310 * config/s390/s390.md (mulsidi3): Set both subregs of the
8313 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
8315 * config/rs6000/altivec.h (vec_addc): Type check.
8317 2002-04-16 Jakub Jelinek <jakub@redhat.com>
8320 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
8322 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
8324 2002-04-15 Richard Henderson <rth@redhat.com>
8326 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
8327 call_really_used_regs too.
8329 2002-04-15 Richard Henderson <rth@redhat.com>
8331 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
8333 2002-04-15 David S. Miller <davem@redhat.com>
8335 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
8338 2002-04-16 Jakub Jelinek <jakub@redhat.com>
8341 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
8342 CONST_VECTOR is { 0, ... 0 }.
8344 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
8346 * doc/install.texi (Installing GCC: Configuration): Clarify
8347 the only supported ways to configure gcc.
8349 2002-04-15 Roland McGrath <roland@frob.com>
8351 * config.gcc (alpha*-*-gnu*): New target configuration.
8352 * config/alpha/gnu.h: New file for it.
8353 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
8355 2002-04-16 Mark Mitchell <mark@codesourcery.com>
8357 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
8358 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
8359 * tree.h (expand_start_stmt_expr): Update prototype.
8360 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
8361 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
8362 on the STMT_EXPR created for the inline function.
8364 2002-04-15 Richard Henderson <rth@redhat.com>
8366 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
8367 config/i386/linux-aout.h, config/i386/linux-oldld.h,
8368 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
8369 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
8370 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
8371 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
8372 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
8373 Define __gnu_linux__, not gnu_linux.
8374 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
8376 2002-04-15 Mark Mitchell <mark@codesourcery.com>
8378 Remove Chill front end.
8379 * gcc.c (default_compilers): Remove Chill entries.
8380 * ch: Remove directory.
8381 * doc/frontends.texi: Remove information about Chill.
8382 * doc/sourcebuild.texi: Likewise.
8383 * doc/standards.texi: Likewise.
8385 2002-04-15 Douglas B Rupp <rupp@gnat.com>
8387 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
8388 (LONGLONG_STANDALONE): Define.
8390 2002-04-15 David S. Miller <davem@redhat.com>
8392 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
8393 Call emit_library_call with LCT_NORMAL.
8394 (sparc_initialize_trampoline): Use LCT_foo instead of
8395 magic constant in emit_library_call invocations.
8396 (sparc64_initialize_trampoline): Likewise.
8397 (sparc_profile_hook): Likewise.
8398 * config/sparc/sparc.md: Likewise.
8400 * config/sparc/sparc.c (sparc_extra_constraint_check):
8401 Fix type of argument 'c'.
8402 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
8405 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8407 * diagnostic.h (output_buffer_state): Redefine.
8408 (output_format_decoder): New macro.
8409 (output_prefixing_rule): Likewise.
8410 (output_line_cutoff): Likewise.
8411 (diagnostic_format_decoder): Adjust.
8412 (diagnostic_prefixing_rule): Likewise.
8413 (diagnostic_line_cutoff): Likewise.
8414 (diagnostic_state): Likewise.
8415 (diagnostic_kind_count): Likewise.
8416 (diagnostic_buffer): Now a macro.
8418 * diagnostic.c (diagnostic_buffer): Remove definition.
8419 (output_is_line_wrapping): Adjust.
8420 (set_real_maximum_length): Likewise.
8421 (output_set_maximum_length): Likewise.
8422 (init_output_buffer): Likewise.
8423 (lhd_print_error_function): Likewise.
8424 (output_do_verbatim): Likewise.
8426 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
8428 * cpperror.c (print_location): Don't print include chain
8430 (cpp_begin_message): Update to use DL_ macros.
8431 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
8432 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
8433 cpp_notice, cpp_notice_from_errno): Remove.
8434 (cpp_error, cpp_error_with_line): Update to take a diagnostic
8437 * cppexp.c (CPP_ICE): Remove.
8438 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
8439 lex, integer_overflow, _cpp_parse_expr): Update.
8440 * cppfiles.c (read_include_file, find_include_file,
8441 handle_missing_header, _cpp_read_file, remap_filename): Update.
8442 * cpphash.h (enum error_type): Remove.
8443 (_cpp_begin_message): Update.
8444 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
8445 cpp_handle_option, cpp_post_options): Update.
8446 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
8447 skip_whitespace, parse_identifier, parse_slow, parse_string,
8448 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
8449 cpp_interpret_charconst): Update.
8450 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
8451 lex_macro_node, do_undef, glue_header_name, parse_include,
8452 do_include_common, read_flag, do_line, do_linemarker, do_ident,
8453 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
8454 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
8455 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
8456 _cpp_pop_buffer, do_diagnostic): Update.
8457 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
8458 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
8459 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
8460 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
8461 cpp_notice, cpp_notice_from_errno): Remove.
8462 (cpp_error, cpp_error_with_line): Update to take a diagnostic
8465 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
8466 collect_args, enter_macro_context, save_parameter, parse_params,
8467 _cpp_create_definition, check_trad_stringification,
8468 cpp_macro_definition): Update.
8469 * cppmain.c (cpp_preprocess_file): Update.
8470 * fix-header.c (read_scan_file): Update.
8472 2002-04-14 Andreas Schwab <schwab@suse.de>
8474 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
8476 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
8478 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
8480 2002-04-13 Mark Mitchell <mark@codesourcery.com>
8482 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
8485 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
8487 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
8489 2002-04-13 Joel Sherrill <joel@OARcorp.com>
8491 * config/sparc/t-elf: Enable v8 multilibs. Impacts
8492 sparc-elf and sparc-rtems targets.
8494 2002-04-13 Mark Mitchell <mark@codesourcery.com>
8496 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
8497 defined, and __gnu_hurd__ wherever __GNU__ is defined.
8498 * arm/linux-elf.h: Likewise.
8499 * cris/aout.h: Likewise.
8500 * cris/linux.h: Likewise.
8501 * i370/linux.h: Likewise.
8502 * i386/gnu.h: Likewise.
8503 * i386/linux-aout.h: Likewise.
8504 * i386/linux-oldld.h: Likewise.
8505 * i386/linux.h: Likewise.
8506 * i386/linux64.h: Likewise.
8507 * ia64/linux.h: Likewise.
8508 * m68k/linux-aout.h: Likewise.
8509 * m68k/linux.h: Likewise.
8510 * mips/linux.h: Likewise.
8511 * pa/pa-linux.h: Likewise.
8512 * pj/linux.h: Likewise.
8513 * rs6000/sysv4.h: Likewise.
8514 * s390/linux.h: Likewise.
8515 * sh/linux.h: Likewise.
8516 * sparc/linux-aout.h: Likewise.
8517 * sparc/linux.h: Likewise.
8518 * sparc/linux64.h: Likewise.
8519 * xtensa/linux.h: Likewise.
8521 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
8523 * stmt.c (check_unique_operand_names): Expect operand names to
8524 be strings rather than identifiers. Use simple_cst_equal to
8526 (resolve_operand_name_1): Make same identifier to string change here.
8527 * c-parse.in (asm_operand): Convert a named operand into a string.
8528 * cp/parse.y (asm_operand): Likewise.
8530 2002-04-13 Andreas Schwab <schwab@suse.de>
8532 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
8534 2002-04-12 Mark Mitchell <mark@codesourcery.com>
8536 Revert these changes:
8538 2002-04-06 Mark Mitchell <mark@codesourcery.com>
8541 * stor-layout.c (layout_decl): Reset the RTL for the decl.
8543 2002-04-12 Richard Henderson <rth@redhat.com>
8545 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
8546 (sparc*-*-solaris): Clean up header files.
8547 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
8548 and plan on generating 64-bit code.
8549 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
8550 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
8551 * config/sparc/sol2-sld-64.h: Rename ...
8552 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
8553 for AS_SPARC64_FLAG not defined.
8554 * config/sparc/sol2-gld-bi.h: New.
8555 * config/sparc/sol2-sld.h: Remove.
8556 * config/sparc/sol26-sld.h: New.
8557 * config/sparc/sol2.h: Tidy comments.
8558 * doc/install.texi: Document sparc-solaris configury changes.
8560 2002-04-12 Richard Henderson <rth@redhat.com>
8562 * recog.c (offsettable_address_p): Match the logic in adjust_address.
8564 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
8565 in 64-bit mode only. Use only for 32-bit or MEDLOW.
8567 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8569 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
8571 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
8573 * pa.c (pa_can_combine_p): Call extract_insn before calling
8576 2002-04-12 Douglas B Rupp <rupp@gnat.com>
8578 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
8579 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
8580 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8581 (CPP_PREDEFINES): Handle __declspec.
8582 * config/i386/t-interix (USER_H): Remove.
8584 2002-04-12 DJ Delorie <dj@redhat.com>
8586 * integrate.c (compare_blocks): Make comparisons safe for when
8587 sizeof(int) < sizeof(char *).
8588 (find_block): Likewise.
8590 2002-04-12 Jan Hubicka <jh@suse.cz>
8591 David Edelsohn <edelsohn@gnu.org>
8593 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
8595 (symbol_ref_operand): New.
8596 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
8597 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
8599 2002-04-12 Andreas Schwab <schwab@suse.de>
8601 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
8602 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
8603 overrides the definition in config/svr4.h.
8605 2002-04-12 Eric Norum <eric.norum@usask.ca>
8607 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
8608 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
8609 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
8610 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
8611 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
8612 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
8613 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
8614 definitions to config/rtems.h and make the targets more similar.
8616 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8618 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
8619 POINTERS_EXTEND_UNSIGNED.
8620 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
8621 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
8623 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
8626 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
8628 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
8629 depends on TARGET_SHMEDIA, not TARGET_SH5.
8631 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
8633 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
8634 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
8636 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
8638 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
8641 2002-04-12 Andreas Schwab <schwab@suse.de>
8643 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
8645 2002-04-12 Richard Henderson <rth@redhat.com>
8648 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
8650 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
8651 modes spanning multiple hard regs.
8653 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
8655 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8657 * pa.c (pa_output_function_prologue): Don't accumulate the total
8658 number of code bytes when using TARGET_64BIT, or gas, SOM and not
8659 the portable runtime.
8660 (output_deferred_plabels): Handle 64bit plabels.
8661 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
8662 generating pic code using the GAS assembler for object formats that
8663 are not SOM (ie., ELF32 and ELF64).
8664 (output_millicode_call): Check attribute type if attribute length is 28.
8665 Likewise use $PIC_pcrel$0. Only call get_attr_length and
8666 dbr_sequence_length once.
8667 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
8668 dbr_sequence_length once.
8669 * pa.h (TARGET_SOM): Define if not defined.
8670 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
8671 with GAS and not SOM.
8672 (jump, call_internal_reg, call_value_internal_reg): Likewise.
8673 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
8675 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8677 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
8678 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
8679 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
8680 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
8681 elfos.h and dbxelf.h values are fine now.
8682 * config/i386/freebsd.h, config/alpha/freebsd.h
8683 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
8685 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8687 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
8688 or set Acpu or Amachine. Reformat.
8689 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8691 (LINK_SPEC): Do not need to undef.
8692 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
8693 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
8694 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8696 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
8697 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
8698 (LINK_SPEC): Do not need to undef.
8699 (DONT_USE_BUILTIN_SETJMP): Do not define.
8700 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
8701 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
8702 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
8703 Remove trailing spaces.
8704 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
8705 __ELF__, or set Acpu or Amachine. Reformat.
8706 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
8709 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8711 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
8712 all other *-*-freebsd* targets.
8714 2002-04-11 Richard Henderson <rth@redhat.com>
8716 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
8718 2002-04-11 David O'Brien <obrien@FreeBSD.org>
8720 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
8721 Include {cpu}/{cpu}.h thru tm_file.
8722 (alpha*-*-linux*ecoff): Remove target.
8723 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
8724 (LINK_SPEC): Remove, is not OS independent.
8725 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
8726 (LINK_SPEC): Do not need to #undef any longer.
8727 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
8729 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
8731 (LINK_SPEC): Moved here from alpha/elf.h.
8732 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
8734 * config/alpha/linux-ecoff.h: Remove.
8735 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
8736 (CPP_SPEC): Define _POSIX_SOURCE as needed.
8737 (CPP_SUBTARGET_SPEC): Do not define.
8738 (LINK_SPEC): Do not need to #undef any longer.
8739 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
8740 * config/alpha/vms.h: Likewise.
8742 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
8744 * doc/extend.texi: Remove old claim that typedefs cannot have
8745 an alignment attribute.
8747 2002-04-11 Jakub Jelinek <jakub@redhat.com>
8749 PR optimization/6177
8750 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
8751 bitpos is 0 and bitsize CONCAT size.
8753 2002-04-11 Jakub Jelinek <jakub@redhat.com>
8756 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
8758 2002-04-10 David O'Brien <obrien@FreeBSD.org>
8760 * config/alpha/freebsd.h: Minor reformatting.
8761 (CPP_SPEC): Define ELF and add cpp_subtarget.
8762 (ASM_SPEC): No longer needed.
8764 2002-04-11 Richard Henderson <rth@redhat.com>
8766 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
8767 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
8768 (dimode mem/zero splitter): New.
8770 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
8772 * config/cris/cris.c (cris_override_options): Tweak error message
8773 for PIC not implemented.
8775 * config/cris/cris.h: Tweak comments related to parameter-passing.
8777 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
8779 2002-04-10 Richard Henderson <rth@redhat.com>
8781 * except.c (add_ehl_entry): Allow duplicates after landing pad
8784 2002-04-10 David Edelsohn <edelsohn@gnu.org>
8786 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
8788 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
8790 * c-decl.c (c_init_decl_processing): Move generation of
8791 decls for g77_integer_type_node and friends from here ...
8792 * c-common.c (c_common_nodes_and_builtins): ... to here.
8794 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
8796 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
8797 is only used as frame pointer when frame_pointer_needed is true.
8799 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
8802 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
8803 for the fact that the pool entry uses two words.
8804 (movdf_hard_insn): Similarly. Also, ADR instruction can span
8806 (movdf_soft_insn): Similarly.
8807 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
8808 for the fact that the pool entry uses three words.
8810 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
8812 * config/mips/mips.c (mips_va_arg): When using the struct version
8813 of the EABI va_list, allow arguments in the register save area to
8814 take up less room than a stack argument.
8816 2002-04-10 Richard Henderson <rth@redhat.com>
8818 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
8819 if EXPAND_INITIALIZER.
8821 2002-04-09 Richard Henderson <rth@redhat.com>
8823 * config/alpha/alpha.md (movdi_er_maybe_g): New.
8824 * config/alpha/alpha.c (alpha_expand_mov): Use it.
8826 2002-04-10 Alan Modra <amodra@bigpond.net.au>
8828 PR optimization/6233
8829 * rtlanal.c (pure_call_p): New function.
8830 * rtl.h (pure_call_p): Declare.
8831 * loop.c (prescan_loop): Use it to set has_nonconst_call.
8832 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
8834 2002-04-09 Eric Christopher <echristo@redhat.com>
8836 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
8837 information to .comm directive.
8839 2002-04-09 Richard Henderson <rth@redhat.com>
8842 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
8844 2002-04-09 Richard Henderson <rth@redhat.com>
8846 * basic-block.h (flow_delete_block_noexpunge): Declare.
8847 (expunge_block_nocompact): Declare.
8848 * cfg.c (expunge_block_nocompact): Split out from ...
8849 (expunge_block): ... here.
8850 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
8851 (flow_delete_block_noexpunge): Split out from ...
8852 (flow_delete_block): ... here.
8853 * cfgcleanup.c (delete_unreachable_blocks): Compact while
8854 removing dead blocks.
8855 * except.c (exception_handler_labels): Remove.
8856 (exception_handler_label_map): New.
8857 (struct eh_region): Add aka member.
8858 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
8859 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
8860 (for_each_eh_label, for_each_eh_label_1): New.
8861 (init_eh): Register exception_handler_label_map.
8862 (free_eh_status): Use free_region.
8863 (find_exception_handler_labels): Use the map, not the list.
8864 (remove_exception_handler_label): Likewise.
8865 (maybe_remove_eh_handler): Likewise.
8866 (remove_eh_handler): Use the region aka bitmap.
8867 * except.h (exception_handler_labels): Remove.
8868 (for_each_eh_label): Declare.
8869 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
8870 * loop.c (invalidate_loops_containing_label): New.
8871 (find_and_verify_loops): Use it. Use for_each_eh_label.
8872 * sched-rgn.c (is_cfg_nonregular): Use
8873 current_function_has_exception_handlers.
8875 2002-04-09 Richard Henderson <rth@redhat.com>
8877 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
8878 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
8879 Do not return changed status.
8880 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
8881 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
8882 New functions that do return changed status.
8883 * sbitmap.h: Update decls.
8884 * gcse.c, lcm.c: Use _cg functions as needed.
8886 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
8888 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
8889 (sh64-*-elf*, sh-*-rtemself*): Likewise.
8890 * config/sh/embed_bb.c: New file.
8891 * config/sh/embed-elf.h: New file.
8892 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
8893 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
8894 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
8896 (SUBTARGET_CPP_PTR_SPEC): Don't define.
8897 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
8898 Add subtarget_asm_endian_spec.
8899 (ASM_SPEC): Use subtarget_asm_endian_spec.
8900 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
8901 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
8902 (WCHAR_UNSIGNED): Define.
8903 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
8904 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
8905 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
8907 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
8908 (sh_adjust_cost): Likewise.
8909 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
8911 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
8912 (WCHAR_TYPE_SIZE): Likewise.
8913 (ASM_SPEC): Use subtarget_asm_endian_spec.
8914 (SH_ELF_WCHAR_TYPE): #undef/ #define.
8915 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
8916 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
8917 (MAX_WCHAR_TYPE_SIZE): Don't #define .
8918 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
8919 (USER_LABEL_PREFIX): Don't #undef /#define .
8920 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
8921 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
8922 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
8923 (ASM_SPEC): Likewise.
8924 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
8925 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
8926 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
8927 (LIB2FUNCS_EXTRA): Define.
8928 * t-sh64 (LIB2FUNCS_EXTRA): Define.
8929 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
8930 (LIB1ASMFUNCS_CACHE): Define.
8931 (LIB2FUNCS_EXTRA): Redefine empty.
8933 2002-04-08 Richard Henderson <rth@redhat.com>
8935 * reorg.c (get_branch_condition): Use reversed_comparison_code.
8937 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8939 * config/m68hc11/larith.asm (__map_data_section): Fix condition
8940 and optimize for size.
8941 (__do_global_ctors): Fix pointer comparison.
8942 (__do_global_dtors): Likewise.
8944 2002-04-09 David S. Miller <davem@redhat.com>
8946 * config/sparc/sparc.c (sparc_extra_constraint_check): New
8947 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
8948 allow reloading pseudos.
8949 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
8950 * config/sparc/sparc-protos.h: Declare it.
8952 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
8953 unsigned comparison warning.
8954 (output_restore_regs): Mark leaf_function as unused.
8956 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8958 * expr.c (is_aligning_offset): New function.
8959 (expand_expr, case COMPONENT_EXPR): Call it.
8961 2002-04-08 David S. Miller <davem@redhat.com>
8964 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
8966 Make init_priority work on Sparc when using GNU ld.
8967 * config/sparc/linux.h, config/sparc/linux64.h,
8968 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
8969 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
8970 * config/sparc/sol2-gld.h: New file to do the same.
8971 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
8972 sparc/sol2-gld.h to tm_file.
8974 PR optimization/4328
8975 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
8976 * doc/md.texi: Document it.
8977 * config/sparc/sparc.md (movdi_insn_sp64_novis,
8978 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
8979 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
8980 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
8981 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
8983 2002-04-08 Andreas Jaeger <aj@suse.de>
8985 * stmt.c (expand_asm_operands): Revert last patch from Richard
8988 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8990 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
8991 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
8993 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8995 * doc/contrib.texi (Contributors): Add David O'Brien.
8997 2002-04-08 Alan Modra <amodra@bigpond.net.au>
8999 * configure.in (auto-build.h): Use target_alias and build_alias
9000 when running configure.
9001 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
9002 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
9003 * configure: Regenerate.
9005 2002-04-07 David S. Miller <davem@redhat.com>
9007 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
9009 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
9012 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
9013 generating 32-bit pic code.
9015 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
9017 * cppinit.c (cpp_create_reader): Initialize
9018 discard_comments_in_macro_exp.
9019 (COMMAND_LINE_OPTIONS): Add "-CC" option.
9020 (cpp_handle_option): Handle "-CC" option.
9021 * cpplex.c (save_comment): If saving a C++ comment in
9022 a directive, convert it to a C comment.
9023 (_cpp_lex_direct): Pass second comment start character to
9024 save_comment to indicate comment type.
9025 * cpplib.c (_cpp_handle_directive): If processing
9026 a "#define" directive and discard_comments_in_macro_exp
9027 is false, re-enable saving of comments.
9028 (lex_macro_node): If discard_comments_in_macro_exp is false,
9029 discard any comments before the macro identifier.
9030 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
9032 * cppmacro.c (cpp_get_token): If expanding a macro while
9033 processing a directive, discard any comments we might encounter.
9034 (parse_params): If discard_comments_in_macro_exp is false,
9035 ignore comments in the macro parameter list.
9036 * gcc.c (cpp_unique_options): Add "-CC" option.
9037 (option_map): Map "--comments-in-macros" to "-CC".
9038 * doc/cppopts.texi: Document "-CC" option.
9039 * f/lang-specs.h: Add "-CC" option.
9040 * testsuite/gcc.dg/cpp/maccom1.c: New test.
9041 * testsuite/gcc.dg/cpp/maccom2.c: New test.
9042 * testsuite/gcc.dg/cpp/maccom3.c: New test.
9043 * testsuite/gcc.dg/cpp/maccom4.c: New test.
9044 * testsuite/gcc.dg/cpp/maccom5.c: New test.
9045 * testsuite/gcc.dg/cpp/maccom6.c: New test.
9047 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
9050 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
9052 2002-04-06 Mark Mitchell <mark@codesourcery.com>
9055 * stor-layout.c (layout_decl): Reset the RTL for the decl.
9058 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
9059 RTX_UNCHANGING_P for the functions arguments when a tail call
9062 2002-04-06 Jason Merrill <jason@redhat.com>
9064 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
9065 (parse_options_and_default_flags): Set them appropriately.
9066 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
9068 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
9070 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
9073 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
9076 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
9077 types come in by-reference. Fix typo in comment.
9079 2002-04-05 David S. Miller <davem@redhat.com>
9081 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
9082 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
9083 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
9084 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
9086 2002-04-05 David S. Miller <davem@redhat.com>
9088 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
9089 are not going to emit return instructions, emit at least a nop
9090 for the sake of sane backtraces.
9092 2002-04-05 Richard Henderson <rth@redhat.com>
9094 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
9096 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
9098 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
9100 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
9102 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
9103 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
9104 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
9106 2002-04-05 Andreas Schwab <schwab@suse.de>
9108 * c-convert.c: Include c-common.h.
9109 * Makefile.in (c-convert.o): Updated.
9111 2002-04-05 Jakub Jelinek <jakub@redhat.com>
9113 * mklibgcc.in: Use separate libgcc.map for each multilib.
9114 * Makefile.in (distclean): Don't remove libgcc.map here.
9116 2002-04-05 Jakub Jelinek <jakub@redhat.com>
9118 * Makefile.in (s-mlib): Handle --disable-multilib by separate
9119 genmultilib invocation.
9121 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
9123 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
9124 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
9125 to num_gprs for symmetry.
9126 * config/mips/mips.c: Adjust accordingly.
9128 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
9130 * c-common.c (truthvalue_conversion): Rename, update.
9131 * c-common.h (c_common_truthvalue_conversion): New.
9132 * c-convert.c (convert): Update.
9133 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
9134 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
9135 * c-typeck.c (build_binary_op, build_unary_op,
9136 build_conditional_expr): Update.
9137 * fold-const.c (constant_boolean_node, fold): Use langhook.
9138 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
9139 * langhooks.h (struct lang_hooks): New hook.
9140 * stmt.c (expand_decl_cleanup): Use langhook.
9141 * tree.h (truthvalue_conversion): Remove.
9143 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
9145 2002-04-05 Alan Modra <amodra@bigpond.net.au>
9147 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
9148 Add rules to make null object file.
9150 2002-04-04 Jim Blandy <jimb@redhat.com>
9152 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
9153 macro formal parameter names.
9155 2002-04-04 David S. Miller <davem@redhat.com>
9157 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
9159 2002-04-04 Richard Henderson <rth@redhat.com>
9162 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
9163 Support copies into and out of memory. Don't accept allows_reg
9164 and allows_mem as gospel.
9166 2002-04-04 Richard Henderson <rth@redhat.com>
9169 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
9170 (write_dependence_p): Likewise.
9172 2002-04-04 Richard Henderson <rth@redhat.com>
9174 * predict.c (estimate_bb_frequencies): Do frequency calculation
9175 with a volatile temporary.
9177 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
9179 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
9181 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9184 * final.c (final_start_function): Don't bump profile_label_no here...
9185 (final_end_function): ...but here.
9187 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9189 * config/sparc/sparc.md (pic): New attribute.
9190 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
9192 (split after do_builtin_setjmp_setup): New.
9194 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9197 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
9200 2002-04-04 Jakub Jelinek <jakub@redhat.com>
9202 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
9203 UNITS_PER_WORD for zero sized aggregates.
9205 2002-04-03 David S. Miller <davem@redhat.com>
9207 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
9208 one-character spec for this, just use %(link_gcc_c_sequence).
9210 2002-04-03 David S. Miller <davem@redhat.com>
9212 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
9215 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9217 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
9218 (DWARF_FRAME_RETURN_COLUMN): Move.
9219 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9220 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
9221 * pa.c (except.h, predict.h): Include.
9223 (store_reg_modify, set_reg_plus_d): Revise prototypes.
9224 (output_ascii): Add cast.
9225 (store_reg_modify): Revise to add frame notes.
9226 (set_reg_plus_d): Likewise.
9227 (compute_frame_size): Include space for eh data registers in frame if
9228 the current function calls eh_return.
9229 (hppa_expand_prologue): Ensure register %r2 is saved if the current
9230 function calls eh_return. Save eh data registers if the current
9231 function calls eh_return. Fix code to add frame notes. Emit
9232 blockage to prevent insns with frame notes being scheduled in the
9233 delay slot of calls.
9234 (hppa_expand_epilogue): Restore eh data registers and do final stack
9235 adjustment if the current function calls eh_return. Don't add frame
9237 (output_call): Revise for change in length of call insn. Don't do
9238 return pointer adjustment for an unconditional jump in the delay slot
9239 of a call when using frame notes.
9240 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
9241 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
9242 (ARG_POINTER_CFA_OFFSET): Define.
9243 * pa.md (return_external_pic): New pattern.
9244 (prologue): Correct formatting. Use return_external_pic if current
9245 function calls eh_return.
9246 (call_internal_symref, call_value_internal_symref,
9247 sibcall_internal_symref, sibcall_value_internal_symref): Change default
9248 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
9250 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
9252 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
9253 list of targets to check using "nop" insn.
9254 * configure: Rebuilt.
9256 2002-04-04 Alan Modra <amodra@bigpond.net.au>
9258 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
9260 2002-04-03 David S. Miller <davem@redhat.com>
9262 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
9263 library sequence passed to the linker.
9264 (LINK_COMMAND_SPEC): Use it.
9265 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
9266 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
9267 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
9269 2002-04-03 Jason Merrill <jason@redhat.com>
9271 * except.c (struct eh_status): Remove protect_list.
9272 (begin_protect_partials, end_protect_partials): Remove.
9273 (add_partial_entry): Remove.
9274 * except.h: Remove prototypes.
9276 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
9277 expand_decl_cleanup_eh.
9280 * tree.h (CLEANUP_EH_ONLY): New macro.
9281 * stmt.c (expand_decl_cleanup_eh): New fn.
9282 (expand_cleanups): Check CLEANUP_EH_ONLY.
9283 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
9284 Use expand_decl_cleanup_eh.
9285 (expand_stmt): Adjust.
9286 * c-common.h: Adjust prototype.
9288 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
9290 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
9291 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
9292 (cris_target_asm_function_epilogue): Ditto.
9293 (cris_initial_frame_pointer_offset): Ditto.
9294 (cris_simple_epilogue): Ditto.
9295 (cris_expand_builtin_va_arg): Variable-size types come in
9298 2002-04-03 David S. Miller <davem@redhat.com>
9300 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
9302 (set_fast_math): Correct 'fsr' type.
9304 2002-04-03 Richard Henderson <rth@redhat.com>
9307 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
9308 * toplev.c (check_global_declarations): Use it.
9309 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
9310 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9311 (LANG_HOOKS_DECLS): Add it.
9312 * langhooks.c (lhd_warn_unused_global_decl): New.
9313 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9314 * c-objc-common.c (c_warn_unused_global_decl): New.
9315 * c-tree.h (c_warn_unused_global_decl): Declare.
9316 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
9318 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
9320 * langhooks-def.h (lhd_set_decl_assembler_name,
9321 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
9322 (LANG_HOOKS_INITIALIZER): Update.
9323 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
9324 * langhooks.h (struct lang_hooks): New hook.
9325 * tree.c (set_decl_assembler_name): Move to langhooks.c.
9326 (lang_set_decl_assembler_name): Remove.
9327 (init_obstacks): Don't set hook.
9328 (decl_assembler_name): New function.
9329 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
9330 (decl_assembler_name): New.
9331 (lang_set_decl_assembler_name): Remove.
9333 2002-04-03 Jakub Jelinek <jakub@redhat.com>
9335 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
9336 works properly with .hidden symbols.
9337 * configure: Rebuilt.
9338 * config.in: Rebuilt.
9339 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9340 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
9341 properly with .hidden symbols.
9343 2002-04-03 Jakub Jelinek <jakub@redhat.com>
9346 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
9349 2002-04-03 Richard Henderson <rth@redhat.com>
9352 * sched-rgn.c (sets_likely_spilled): New.
9353 (sets_likely_spilled_1): New.
9354 (add_branch_dependences): Use it.
9356 2002-04-02 Richard Henderson <rth@redhat.com>
9359 * loop.h (LOOP_FIRST_PASS): New.
9360 * loop.c (strength_reduce): Mind it when deciding to unroll.
9361 * toplev.c (rest_of_compilation): Set it.
9363 2002-04-02 David S. Miller <davem@redhat.com>
9365 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
9366 mems_ok_for_ldd_peep when the order of the loads being examined
9368 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
9369 existing comment to increase comprehension of this situation.
9371 2002-04-02 Zack Weinberg <zack@codesourcery.com>
9373 * config/sh/sh.md: Don't use union real_extract.
9375 2002-04-02 Richard Henderson <rth@redhat.com>
9377 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
9379 2002-04-02 David O'Brien <obrien@FreeBSD.org>
9381 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
9382 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
9383 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
9384 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
9385 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
9386 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
9387 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
9388 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
9389 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
9390 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
9391 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
9392 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
9393 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
9394 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
9395 Include as many configury headers via tm_file as possible. This
9396 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
9397 * config/openbsd-oldgas.h: New file.
9398 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
9399 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
9400 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
9401 config/i386/i386-coff.h, config/i386/i386-interix.h,
9402 config/i386/iscdbx.h, config/i386/linux-aout.h,
9403 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
9404 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
9405 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
9406 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
9407 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
9408 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
9409 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
9410 config/i386/vxi386.h: Do not directly include configury headers.
9411 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
9412 Directly include configury headers that are no longer automatically
9413 included by the above headers.
9414 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
9415 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
9416 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
9417 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
9418 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
9419 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
9420 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
9421 (TARGET_VERSION): Define.
9422 * config/i386/beos-elf.h, config/i386/freebsd.h,
9423 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
9424 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
9425 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
9426 config/i386/sco5.h, config/i386/sysv4.h
9427 (TARGET_VERSION): Do not need to protect.
9428 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
9429 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
9430 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
9431 config/i386/i386-interix.h, config/i386/linux-aout.h,
9432 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
9433 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
9434 (YES_UNDERSCORES): Do not define - not needed.
9435 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
9436 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
9437 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
9438 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
9439 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
9440 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
9441 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
9442 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
9444 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
9445 Richard Henderson <rth@redhat.com>
9448 * function.c (assign_temp): Accept either type or decl argument.
9449 Detect variables whose size is too large to fit into an integer.
9450 * stmt.c (expand_decl): Pass the decl, not the type.
9452 2002-04-02 David O'Brien <obrien@FreeBSD.org>
9454 * protoize.c: Match include directory usage with cppdefault.c.
9456 2002-04-03 Jeffrey A Law (law@redhat.com)
9457 Hans-Peter Nilsson <hp@bitrange.com>
9459 * combine.c (simplify_comparison): Avoid narrowing a comparison
9460 with a paradoxical subreg when doing so would drop signficant bits.
9462 2002-04-02 Steve Ellcey <sje@cup.hp.com>
9464 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
9465 if POINTERS_EXTEND_UNSIGNED is defined.
9467 2002-04-02 Richard Henderson <rth@redhat.com>
9470 * local-alloc.c (contains_replace_regs): LO_SUM may contain
9473 2002-04-02 Richard Henderson <rth@redhat.com>
9475 * doc/standards.texi: Document required freestanding libc entry points.
9477 2002-04-02 Alan Modra <amodra@bigpond.net.au>
9479 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
9480 associated splitter. Remove MQ constraint.
9481 (ctrdi_internal4): Correct CCmode clobber.
9483 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9485 * milli64.S ($$dyncall): New function.
9486 * t-linux (LIB1ASMFUNCS): Revise module list.
9487 (LIB1ASMSRC): Use pa/milli64.S.
9489 2002-04-02 Richard Henderson <rth@redhat.com>
9491 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
9492 rename solaris_sys_varargs_h.
9494 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9496 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
9497 the same mode as its component.
9499 2002-04-02 Richard Henderson <rth@redhat.com>
9502 * final.c (this_is_asm_operands): Export.
9503 * output.h (this_is_asm_operands): Declare.
9504 * config/i386/i386.c (print_operand): Error odd asm operands.
9506 2002-04-02 Richard Henderson <rth@redhat.com>
9509 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
9511 2002-04-01 Richard Henderson <rth@redhat.com>
9514 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
9515 * fixinc/fixincl.x: Rebuild.
9517 2002-04-01 Richard Henderson <rth@redhat.com>
9519 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
9520 (atomic_alloc, atomic_free): New.
9521 (SIZE, MASK_FOR, PTR_IN): New.
9522 (emergency_reg_state, emergency_reg_state_free): New.
9523 (emergency_labeled_state, emergency_labeled_state_free): New.
9524 (reg_state_alloced, labeled_state_alloced): New.
9525 (alloc_reg_state, free_reg_state): New.
9526 (alloc_label_state, free_label_state, free_label_states): New.
9527 (push, pop, dup_state_stack, free_state_stack): Use them.
9528 (desc_label_state): Likewise.
9529 (uw_frame_state_for): Free label states and state stack.
9530 (uw_update_reg_address): Eliminate warnings.
9532 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
9534 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
9535 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
9537 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9539 * c-decl.c (grokdeclarator): Update.
9540 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
9541 * c-tree.h (c_mark_addressable): New.
9542 * c-typeck.c (default_function_array_conversion, build_unary_op,
9543 build_array_ref, convert_for_assignment): Update.
9544 (mark_addressable): Rename.
9545 * calls.c (try_to_integrate, expand_call): Use langhook.
9546 * expr.c (expand_expr): Use langhook.
9547 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
9548 * langhooks.h (struct lang_hooks): New hook.
9549 * stmt.c (expand_asm_operands): Use langhook.
9550 * tree.h (mark_addressable): Remove.
9552 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
9554 2002-04-01 Bob Wilson <bob.wilson@acm.org>
9556 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
9559 2002-04-01 Bob Wilson <bob.wilson@acm.org>
9561 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
9562 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
9564 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9566 * c-common.c (unsigned_conversion_warning, convert_and_check,
9567 unsigned_type, signed_type, shorten_compare,
9568 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
9569 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
9570 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
9572 * c-decl.c (grokdeclarator): Update.
9573 * c-format.c (check_format_types): Update.
9574 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
9575 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
9576 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
9577 * convert.c (convert_to_integer): Use new hooks.
9578 * expmed.c (make_tree): Use new hooks.
9579 * expr.c (store_expr): Use new hooks.
9580 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
9581 all_ones_mask_p, unextend, fold): Use new hooks.
9582 * langhooks.h (struct lang_hooks_for_types): New hooks.
9583 * tree.h (signed_or_unsigned_type, signed_type,
9584 unsigned_type): Remove.
9586 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
9587 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
9589 2002-03-31 Richard Henderson <rth@redhat.com>
9591 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
9592 (desc_frgr_mem): Fix reference to f16-f31.
9594 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9596 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
9597 RTVEC_ELT): Const-ify.
9598 * varray.h (VARRAY_CHECK): Const-ify.
9599 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
9600 ggc_mark_rtvec, ggc_mark): Const-ify.
9602 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
9604 * diagnostic.c: Include langhooks-def.h.
9605 * Makefile.in (diagnostic.o): Update.
9607 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
9609 * c-common.c (c_unsafe_for_reeval): Rename.
9610 * c-common.h (c_unsafe_for_reeval): Rename.
9611 * c-decl.c (finish_incomplete_decl): Rename.
9612 (c_init_decl_processing): Don't set langhook.
9613 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
9614 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
9615 * c-objc-common.c (c_objc_common_init): Don't set langhook.
9616 * c-tree.h (finish_incomplete_decl): Rename.
9617 * langhooks-def.h (lhd_unsafe_for_reeval): New.
9618 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
9619 (LANG_HOOKS_INITIALIZER): Update.
9620 * langhooks.c (lhd_unsafe_For_reeval): New.
9621 * langhooks.h (struct langhooks): New hooks.
9622 * toplev.c (incomplete_decl_finalize_hook): Remove.
9623 (wrapup_global_declarations): Update.
9624 * tree.c (lang_unsafe_for_reeval): Remove.
9625 (unsafe_for_reeval): Update.
9626 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
9629 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
9630 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
9632 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
9634 * diagnostic.c (print_error_function): Remove.
9635 (default_print_error_function): Rename.
9636 (report_error_function): Update.
9637 * diagnostic.h (print_error_function): Remove.
9638 (default_print_error_function): Remove.
9639 * langhooks-def.h (struct diagnostic_context): Predeclare.
9640 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
9641 (LANG_HOOKS_INITIALIZER): Update.
9642 * langhooks.h (struct diagnostic context): Predeclare.
9643 (struct lang_hooks): New hook.
9645 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9647 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
9648 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
9650 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
9651 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
9652 of PIC_OFFSET_TABLE_REGNUM thruout.
9653 * config/rs6000/rs6000.md: Likewise.
9654 * config/rs6000/darwin.h: Likewise.
9656 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9658 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
9659 unsigned HOST_WIDE_INT, not unsigned int.
9661 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9663 PR middle-end/6096, middle-end/6098, middle-end/6099
9664 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
9666 (fill_slots_from_thread): Likewise.
9668 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9670 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
9671 floating fields in float regs.
9672 (function_arg_record_value_2): Likewise.
9674 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
9676 * config/mmix/mmix.md (define_constants): Remove misleading
9677 FIXME. Add MMIX_fp_rO_OFFSET.
9678 ("nonlocal_goto_receiver"): Don't have stack-frame address of
9679 saved rO as part of the pattern. Remove FIXME.
9680 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
9681 here, at output-time.
9683 2002-03-31 Jakub Jelinek <jakub@redhat.com>
9686 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
9688 (output_v9branch): Likewise.
9690 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
9692 * gcc.c: Revert previous patch for now.
9693 * config/i386/djgpp.h: Likewise.
9695 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
9697 * config/mmix/crti.asm (_init): Register _fini with atexit.
9698 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
9700 2002-03-31 Richard Henderson <rth@redhat.com>
9703 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
9704 (ASM_OUTPUT_DEF_FROM_DECLS): New.
9706 2002-03-31 Richard Henderson <rth@redhat.com>
9708 * libgcc2.c (__bb_exit_func): Make static.
9710 * config/alpha/alpha.md (trap): New.
9712 2002-03-31 Richard Henderson <rth@redhat.com>
9714 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
9715 promoted argument types; build trap.
9716 (expand_builtin_trap): New.
9717 (expand_builtin): Use it.
9718 * stmt.c (expand_nl_goto_receivers): Likewise.
9719 * expr.h (expand_builtin_trap): Declare.
9720 * libfuncs.h (LTI_abort, abort_libfunc): New.
9721 * optabs.c (init_optabs): Init abort_libfunc.
9723 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
9725 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
9726 (LINK_COMMAND_SPEC): ... from here.
9727 (init_gcc_specs): Duplicate it here too, omitting
9728 shared_name in the second copy.
9729 (init_spec): Test for duplicate
9730 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
9732 2002-03-30 David S. Miller <davem@redhat.com>
9734 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9735 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
9737 2002-03-30 Roger Sayle <roger@eyesopen.com>
9738 Richard Henderson <rth@redhat.com>
9740 * regmove.c (combine_stack_adjustments_for_block): Avoid
9741 emitting a stack adjustment of zero bytes. Let delete_insn
9744 2002-03-30 Richard Henderson <rth@redhat.com>
9746 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
9747 (sparc_emitting_epilogue): New.
9748 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
9749 * config/sparc/sparc-protos.h: Update.
9750 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
9751 (TARGET_SWITCHES): Update.
9752 * config/sparc/sparc.md (return): Remove.
9753 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
9754 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
9755 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
9756 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
9757 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
9758 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
9759 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
9760 Remove MASK_EPILOGUE.
9761 * doc/invoke.texi: Update.
9763 2002-03-30 Daniel Berlin <dan@dberlin.org>
9765 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
9766 CPP will start the file for us.
9768 2002-03-30 Richard Henderson <rth@redhat.com>
9771 * config/ia64/ia64.c (group_barrier_needed_p): Special case
9772 prologue_allocate_stack.
9773 (ia64_single_set): Use insn codes for recognition of special
9774 cases, not rtl matching.
9775 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
9777 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
9779 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
9781 2002-03-30 Richard Henderson <rth@redhat.com>
9784 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
9785 or -fomit-frame-pointer with profiling.
9786 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
9787 (FUNCTION_PROFILER): Do nothing.
9788 (PROFILE_HOOK): New.
9789 * config/sparc/sparc.c (sparc_override_options): Don't check
9790 code models for profiling.
9791 (sparc_function_profiler): Remove.
9792 (sparc_profile_hook): New.
9793 * config/sparc/sparc-protos.h: Update.
9795 2002-03-30 Jakub Jelinek <jakub@redhat.com>
9797 PR optimization/6086
9798 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
9799 of SUBREG of volatile MEM or because the MEM was mode dependent,
9800 return CLOBBER instead of unmodified SUBREG.
9802 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
9804 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
9805 when not optimizing.
9807 * toplev.c (rest_of_compilation): Cann mark_constant_function
9808 only when optimizing.
9810 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
9813 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
9814 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
9815 (try_optimize_cfg): clear all AUX fields.
9817 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
9818 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
9819 (ix86_address_cost): Be prepared for SUBREGed registers.
9820 (legitimate_address_p): Accept SUBREGed registers.
9822 2002-03-29 Richard Henderson <rth@redhat.com>
9825 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
9827 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9829 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
9830 for aggregate and TFmode types.
9832 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
9834 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
9836 2002-03-29 Richard Henderson <rth@redhat.com>
9839 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
9840 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
9842 2002-03-29 Richard Henderson <rth@redhat.com>
9845 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
9846 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
9847 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
9848 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
9850 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
9852 2002-03-29 Dale Johannesen <dalej@apple.com>
9854 * loop.c (combine_movables): Do allow combination of pseudos.
9856 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
9858 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
9859 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
9860 No functional change except ...
9861 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
9862 * doc/install.texi (*-*-freebsd*): Document port configuration.
9864 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
9866 * Makefile.in (convert.o, calls.o, expmed.o): Update.
9867 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
9869 * builtin-types.def (BT_PTRMODE): Update.
9870 * c-common.c (type_for_size): Rename c_common_type_for_size.
9871 (type_for_mode): Similarly.
9872 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
9874 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
9875 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
9876 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
9878 * c-typeck.c (common_type, comptypes, default_conversion):
9880 * calls.c: Include langhooks.h.
9881 (emit_library_call_value_1): Use new hooks. Avoid redundant
9883 * convert.c: Include langhooks.h
9884 (convert_to_pointer, convert_to_integer): Use new hooks.
9885 * except.c (init_eh): Similarly.
9886 * expmed.c: Include langhooks.h.
9887 (expand_mult_add): Use new hooks.
9888 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
9889 try_casesi): Similarly.
9890 * fold-const.c (optimize_bit_field_compare, make_range,
9891 decode_field_reference, fold_truthop, fold): Similarly.
9892 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
9893 put_var_into_stack): Similarly.
9894 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
9895 LANG_HOOKS_TYPE_FOR_SIZE): New.
9896 (LANG_HOOKS_TYPES_INITIALIZER): Update.
9897 * langhooks.h (lang_hooks_for_types): New hooks.
9898 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
9899 * tree.c (get_unwidened, get_narrower): Similarly.
9900 * tree.h (type_for_mode, type_for_size): Remove.
9901 * varasm.c (force_const_mem): Use new hooks.
9902 * utils2.c (nonbinary_modular_operation): Update.
9904 * objc-act.c (handle_impent): Update.
9905 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
9908 2002-03-29 Steve Ellcey <sje@cup.hp.com>
9910 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
9911 * config/ia64/ia64.c (basereg_operand): New.
9912 * config/ia64/ia64-protos.h (basereg_operand): Declare.
9913 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
9915 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
9917 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
9918 unwind information when frame_pointer_needed.
9919 (mmix_assemble_integer): Tweak wording in comment.
9921 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
9923 * Makefile.in (except.o): Update.
9924 * except.c: Include langhooks.h.
9925 (init_eh): Use langhook.
9926 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
9927 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
9928 (LANG_HOOKS_INITIALIZER): Update.
9929 * langhooks.h (lang_hooks_for_types): New.
9930 (struct lang_hooks): Add it.
9931 * tree.c (make_lang_type_fn, make_lang_type): Remove.
9932 * tree.h (make_lang_type_fn, make_lang_type): Remove.
9934 * alpha/alpha.c: Include langhooks.h.
9935 (alpha_build_va_list): Use langhook.
9936 * d30v/d30v.c: Include langhooks.h.
9937 (d30v_build_va_list): Use langhook.
9938 * i386/i386.c: Include langhooks.h.
9939 (ix86_build_va_list): Use langhook.
9940 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
9941 * s390/s390.c: Include langhooks.h.
9942 (s390_build_va_list): Use langhook.
9943 * stormy16/stormy16.c: Include langhooks.h.
9944 (stormy16_build_va_list): Use langhook.
9946 2002-03-29 Jakub Jelinek <jakub@redhat.com>
9949 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
9951 (length): Compute variable length for branches/calls/jumps here.
9952 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
9953 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
9954 define branch_type attribute.
9955 (divsi3_sp32): Maximum length is 6 not 7.
9956 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
9957 call_address_untyped_struct_value_sp32,
9958 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
9959 * config/sparc/sparc.c (empty_delay_slot): New function.
9960 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
9961 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
9963 2002-03-29 Jakub Jelinek <jakub@redhat.com>
9965 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
9966 nonzero_bits if not needed.
9967 (nonzero_bits) [XOR]: Likewise.
9968 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
9969 reg_last_set_mode and mode are both MODE_INT, but not equal.
9970 (record_value_for_reg): Compute reg_last_set_nonzero_bits
9971 in nonzero_bits_mode for MODE_INT modes.
9973 2002-03-28 Richard Henderson <rth@redhat.com>
9976 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
9977 to GAS. Correct drift between alternatives.
9979 2002-03-28 Richard Henderson <rth@redhat.com>
9982 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
9984 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
9986 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
9987 emulation to the linker.
9989 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
9991 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
9992 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
9994 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
9996 * combine.c (simplify_and_const_int): Make sure to apply mask
9997 when force_to_mode returns a constant integer. PR3311.
9999 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
10001 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
10003 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10005 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
10006 and Objective-C Dialect Options.
10008 2002-03-28 Richard Henderson <rth@redhat.com>
10010 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
10011 comparison should be done vs !=0 not >0 return code. Tidy cases.
10013 2002-03-28 Richard Henderson <rth@redhat.com>
10015 * c-decl.c (finish_function): New arg can_defer_p. Pass it
10016 on to c_expand_body.
10017 * c-tree.h (finish_function): Update decl.
10018 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
10020 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
10022 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
10024 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
10026 * rtlanal.c: Include flags.h
10027 (may_trap_p): Do not mark FP operations if trapping
10028 if !flag_trapping_math
10029 * Makefile.in (rtlanal.o): Add dependency on flag.h
10030 * ifcvt.c (noce_operand_ok): Avoid the lameness.
10032 2002-03-27 Zack Weinberg <zack@codesourcery.com>
10034 * mips.md: Use dconst1, not 1.0, as first argument of
10035 REAL_VALUE_LDEXP. Don't use union real_extract.
10037 2002-03-28 Alan Modra <amodra@bigpond.net.au>
10039 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
10040 rather than $target. Heed program_prefix and
10041 program_transform_name. Search for gas in cross-compiler case too.
10042 "test -x" rather than "test -f".
10043 (gcc_cv_ld): Likewise.
10044 (gcc_cv_nm): Heed program_prefix and program_transform_name.
10045 (gcc_cv_objdump): Likewise.
10046 * configure: Regenerate.
10048 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
10050 * Makefile.in (attribs.o): Update.
10051 * attribs.c: Include langhooks.h.
10052 (decl_attributes): Use langhook.
10053 * c-decl.c (insert_default_attributes): Rename.
10054 * c-tree.h (c_insert_default_attributes): New.
10055 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
10056 (LANG_HOOKS_INITIALIZER): Update.
10057 * langhooks.h (struct lang_hooks): New hook.
10058 * tree.h (insert_default_attributes): Remove.
10060 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
10062 2002-03-27 Andreas Schwab <schwab@suse.de>
10064 * config/i386/i386.c (classify_argument): Also check for
10067 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10069 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
10072 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
10074 * i960.md (ret): Set PC.
10075 (nonlocal_goto): Fix expander.
10076 * builtins.c (epxand_builin_longjmp): Check that we've emitted
10079 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
10081 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
10082 of libcall regions.
10084 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10086 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
10087 assigning to BLOCK_FOR_INSN directly.
10089 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
10091 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
10093 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
10095 * c-common.c (c_expand_expr): Fix prototype.
10096 * c-common.h (c_expand_expr): Always declare, update.
10097 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
10098 * c-objc-common.c (c_objc_common_init): No global hook.
10099 * expr.c (expand_expr): Use langhook.
10100 * expr.h (enum expand_modifier): Conditionally declare.
10101 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
10102 (LANG_HOOKS_INITIALIZER): Update.
10103 * langhooks.c (lhd_expand_expr): New.
10104 * langhooks.h (struct lang_hooks): New hook.
10105 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
10106 (lang_independent_init): Don't default hook.
10108 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
10110 2002-03-27 Richard Henderson <rth@redhat.com>
10113 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
10114 TARGET_CONST_GP. Simplify conditions.
10116 2002-03-27 Richard Henderson <rth@redhat.com>
10118 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
10119 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
10120 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
10122 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
10124 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
10125 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
10126 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
10127 Remove unnecessary masks.
10128 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
10129 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
10130 -mwindows, -mdll switches and their negations.
10132 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
10134 * gcc-common.c (lang_mark_false_label_stack): Remove.
10135 * ggc.h (lang_mark_false_label_stack): Similarly.
10137 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
10139 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
10141 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
10142 or __rtems_ is defined.
10144 2002-03-26 Richard Henderson <rth@redhat.com>
10146 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
10147 if a non-trivial load was emitted.
10148 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
10149 in high+extra+low case.
10151 2002-03-26 Richard Henderson <rth@redhat.com>
10153 * config.gcc (sparc*-solaris): Use float_format=sparc.
10155 2002-03-26 Richard Henderson <rth@redhat.com>
10157 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
10158 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
10159 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
10160 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
10161 (WINT_TYPE_SIZE): Fix at 32.
10163 2002-03-26 Richard Henderson <rth@redhat.com>
10165 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
10166 until after eh landing pad generation.
10167 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
10168 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
10170 2002-03-26 Richard Henderson <rth@redhat.com>
10172 * expr.h (ADD_PARM_SIZE): One more convert for INC.
10174 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
10176 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
10177 and warning switches.
10178 (cc1_options): Likewise.
10180 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
10182 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
10183 Restore more of the signal context. Set no_reg_stack_frame.
10184 * config/ia64/unwind-ia64.c (unw_state_record):
10185 Add no_reg_stack_frame, comments.
10186 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
10187 (uw_update_context): Adjust bsp when unwinding from leaf,
10188 but not signal frame.
10190 2002-03-26 David Edelsohn <edelsohn@gnu.org>
10192 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
10194 2002-03-26 Bob Wilson <bob.wilson@acm.org>
10196 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
10198 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
10201 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
10202 "Add a pool_range attribute", which was lost during the ARM/Thumb
10205 2002-03-26 Bob Wilson <bob.wilson@acm.org>
10207 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
10208 a register into the MAC16 accumulator.
10210 2002-03-26 Andrew Cagney <ac131313@redhat.com>
10212 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
10213 (Warning Options): Document -Wswitch-enum.
10214 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
10216 (warn_switch_enum): Define variables.
10217 * flags.h (warn_switch_enum): Declare variables.
10218 * stmt.c (expand_end_case_type): When warn_switch_enum /
10219 -Wswitch-enum, perform switch checks.
10222 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
10224 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
10225 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
10226 (reload_muladdsi_compare0_scratch): Delete.
10228 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
10230 * doc/install.texi (*-*-freebsd*): Update.
10232 2002-03-26 Richard Henderson <rth@redhat.com>
10234 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
10235 (SUB_PARM_SIZE): Cast DEC to ssizetype.
10237 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
10238 types from the normal argument frame.
10240 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
10241 variable sized objects by reference.
10242 (sparc_va_arg): Receive them by reference too.
10244 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
10246 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
10247 code to not restoring global registers.
10249 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
10251 * Makefile.in (ggc-common.o): Update.
10252 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
10253 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
10254 * c-tree.h (c_mark_tree): New.
10255 * ggc-common.c: Include langhooks.h.
10256 (gcc_mark_trees): Use new langhook.
10257 * ggc-callbacks.c: Delete file.
10258 * ggc.h (lang_mark_tree): Remove.
10259 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
10260 (LANG_HOOKS_INITIALIZER): Update.
10261 * langhooks.h (struct lang_hooks): New hook.
10263 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
10265 2002-03-25 Zack Weinberg <zack@codesourcery.com>
10267 * doc/cpp.texi: Exclude entire Top node from printed manual.
10268 Move option index after directive index. Insert page breaks
10269 before GFDL and concept index. Index environment variables
10270 with command line options.
10271 * doc/cppenv.texi: Use @vtable for environment variable list.
10272 Add paragraph explaining semantics of empty elements in path
10273 variables. Exclude a cross-reference to Fishkill from the
10274 manpage. Remove an unnecessary cross-reference of the entry
10275 right above the referer. Don't use @anchor in text that goes
10277 * doc/cppopts.texi: Cross-reference the environment variables
10278 section, not the specific environment variable, for consistency.
10280 2002-03-25 Richard Henderson <rth@redhat.com>
10282 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
10283 anywhere in the block. Don't refer to insns that have been
10284 removed from the chain. Iterate backward through the new insns.
10285 Don't refer to edges that have been removed.
10287 2002-03-26 Alan Modra <amodra@bigpond.net.au>
10289 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
10290 test for overflow of constant.
10292 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
10295 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
10296 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
10297 these patterns on arm_archv4.
10299 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
10301 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
10304 2002-03-25 Zack Weinberg <zack@codesourcery.com>
10306 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
10307 float_handled, float_handler, float_signal, set_float_handler,
10308 and do_float_handler. Set handler for SIGFPE to crash_signal.
10309 * toplev.h: Don't prototype do_float_handler.
10311 * c-lex.c: Fold parse_float into lex_number. Make warning
10312 about portability of hex float constants more informative, and
10313 don't issue it on top of a syntax error.
10314 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
10316 * real.h: Define REAL_VALUE_ABS here...
10317 * simplify-rtx.c: ... not here. Fold check_fold_consts,
10318 simplify_unary_real, simplify_binary_real, and
10319 simplify_binary_is2orm1 into their callers.
10320 * tree.c: Fold build_real_from_int_cst_1 into caller.
10322 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
10324 * tsystem.h: Include float.h here...
10325 * libgcc2.c: ... not here.
10327 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
10329 Fixes for: PR bootstrap/3591, target/5676
10330 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
10331 defined. Do not disable exceptions or rtti.
10332 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
10333 mcore.h. Disable exceptions and rtti, since they are not
10336 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
10338 * c-decl.c (maybe_build_cleanup): Remove.
10339 * expr.c (expand_expr): Use langhook.
10340 * langhooks-def.h (lhd_return_null_tree,
10341 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
10342 (LANGHOOKS_INITIALIZER): Update.
10343 * langhooks.c (lhd_return_null_tree): New.
10344 * langhooks.h (struct lang_hooks): New hook.
10345 * tree-inline.c (initialize_inlined_parameters): Use langhook.
10346 * tree.h (maybe_build_cleanup): Remove.
10348 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10350 * regrename.c (build_def_use): Move recog_memoized
10351 before extract_insn.
10353 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10356 * expr.c (emit_group_store): Handle storing into CONCAT.
10358 2002-03-25 Jakub Jelinek <jakub@redhat.com>
10360 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
10361 corresponding MATCH_DUP.
10363 2002-03-24 Richard Henderson <rth@redhat.com>
10365 * unroll.c (unroll_loop): Zero label_map.
10367 * gcse.c: Include except.h.
10368 * Makefile.in (gcse.o): Update.
10370 2002-03-24 Richard Henderson <rth@redhat.com>
10372 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
10373 Do resolve_unique_section before shared data clause.
10375 2002-03-24 Richard Henderson <rth@redhat.com>
10377 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
10379 2002-03-24 Richard Henderson <rth@redhat.com>
10381 * recog.c (peephole2_optimize): Split blocks when EH insns are
10382 generated in the middle of a block. Do global life update if
10385 2002-03-24 Richard Henderson <rth@redhat.com>
10387 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
10389 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10392 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
10393 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
10394 (init_dependency_output): Don't make no_output decision here.
10396 2002-03-24 Andrew Cagney <ac131313@redhat.com>
10398 * stmt.c (check_for_full_enumeration_handling): Remove tests of
10399 warn_switch. Update description.
10400 (expand_end_case_type): Call check_for_full_enumeration_handling
10403 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10405 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
10406 (m68hc11_split_move): Call it to see if the source and destination
10407 operands use the same direction auto inc/dec mode, otherwise make the
10408 source an offsetable memory operand and generate an add.
10410 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10412 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
10413 register for operand 2.
10414 ("*subsi3_zero_extendqi"): Likewise.
10415 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
10416 bits so that it is compatible with a pop.
10417 ("*andhi3_gen"): Likewise.
10418 ("xorhi3"): Likewise.
10420 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10422 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
10424 (cpp_post_options): ... not here.
10426 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
10427 Aldy Hernandez <aldyh@redhat.com>
10429 Removal of separate preprocessor cpp0.
10431 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
10432 cpp0, install-common): Update.
10433 * c-common.c (flag_preprocess_only): New.
10434 (c_common_init): Preprocess for -E.
10435 * c-common.h (flag_preprocess_only): New.
10436 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
10437 * c-objc-common.c (c_init_decl_processing): Exit quickly
10438 for NULL return from c_common_init.
10439 * cpplib.h (cpp_preprocess_file): New.
10440 * cppmain.c (main, general_init, pfile, progname): Remove.
10441 (do_preprocessing): Rename cpp_preprocess_file, don't call
10442 cpp_finish. Don't close stdout here.
10443 (setup_callbacks): Update prototype.
10444 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
10446 * tradcpp.c (main): Ignore -quiet.
10448 * lang-specs.h (default_compilers): Preprocess with cc1obj.
10450 2002-03-24 Richard Henderson <rth@redhat.com>
10452 PR optimization/5742
10453 * machmode.def: Add inner mode field to complex modes.
10454 * config/mips/mips.c (mips_function_value): Always define. Add
10455 new argument to handle libcalls.
10456 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
10457 (FUNCTION_VALUE): Likewise.
10458 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
10459 * config/mips/mips-protos.h: Update.
10461 2002-03-23 Richard Henderson <rth@redhat.com>
10463 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
10464 * config/sparc/sparc-protos.h: Update.
10465 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
10467 2002-03-23 Richard Henderson <rth@redhat.com>
10469 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
10470 _start or _init begins the text segment.
10472 2002-03-23 David Edelsohn <edelsohn@gnu.org>
10474 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
10475 not HOST_WIDEST_INT.
10476 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
10478 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
10481 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
10482 operand argument to output_return_instruction.
10483 * arm.c (arm_print_operand, case 'd'): If the operand is
10484 const_true_rtx then just return.
10485 (arm_print_operand, case 'D'): If the operand is const_true_rtx
10488 2002-03-23 Andrew Cagney <ac131313@redhat.com>
10490 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
10491 (Warning Options): Document -Wswitch-default.
10492 * toplev.c (W_options): Add -Wswitch-default. Update comment on
10494 (warn_switch_default): Define variable.
10495 (warn_switch): Update comment.
10496 * flags.h (warn_switch_default): Declare variable.
10497 (warn_switch): Update comment.
10498 * stmt.c (expand_end_case): Check for and, when
10499 warn_switch_no_default, warn of a missing default case.
10501 2002-03-23 Alan Modra <amodra@bigpond.net.au>
10503 * real.h (N): Special case 128 bit doubles.
10505 * combine.c (simplify_comparison): When widening modes, ignore
10506 sign extension on CONST_INTs.
10508 2002-03-22 Bob Wilson <bob.wilson@acm.org>
10510 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
10511 passed to adjust_address. Fix comment formatting.
10514 2002-03-22 Zack Weinberg <zack@codesourcery.com>
10516 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
10517 Always make REAL_VALUE_TYPE a struct containing an array of
10518 HOST_WIDE_INT, not a double. Tidy up the code deciding how
10519 big it is. Don't declare or use union real_extract.
10521 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
10522 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
10523 (print_operand), config/arm/arm.c (output_move_double),
10524 config/arm/arm.md (consttable_4, consttable_8),
10525 config/romp/romp.c (output_fpops), config/s390/s390.h
10526 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
10527 (xtensa_output_literal): Don't use union real_extract.
10529 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
10530 (sfmode_constant_to_ulong), config/ns32k/merlin.h
10531 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
10532 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
10533 (PRINT_OPERAND): Don't use local version of union
10536 * config/convex/convex.c (check_float_value), config/vax/vax.c
10537 (vax_float_literal), config/m88k/m88k.md (divdf3),
10538 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
10539 config/pdp11/pdp11.c (output_move_quad): Don't do host
10540 arithmetic on target floating point quantities.
10542 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
10543 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
10545 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
10546 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
10548 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
10549 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
10551 * print-rtl.c (print_rtx): Disable code which needs
10552 floating-point emulator.
10553 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
10554 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
10555 depending on HOST_FLOAT_FORMAT to be defined properly.
10557 * config/1750a/1750a.c (get_double, float_label): Delete.
10558 (print_operand): Delete huge commented-out chunk. Use
10559 REAL_VALUE_TO_DECIMAL.
10560 * config/1750a/1750a-protos.h: Delete prototypes of deleted
10562 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
10564 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
10565 Use REAL_VALUE_TO_DECIMAL as ELF version does.
10566 * config/m88k/m88k.c (real_power_of_2_operand,
10567 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
10568 real_extract out of the union; run the input through
10569 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
10570 from that into the union.
10571 * config/pdp11/pdp11.c (output_move_double): Rearrange
10572 parentheses to make automatic indenter happy.
10574 * doc/tm.texi (Cross-compilation): Rename node to "Floating
10575 Point" and rewrite to describe current situation. Also adjust
10576 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
10578 * doc/rtl.texi: Adjust cross reference.
10580 2002-03-22 Bob Wilson <bob.wilson@acm.org>
10582 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
10583 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
10584 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
10585 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
10586 prevent use of sp as a reload register.
10587 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
10588 non_acc_reg_operand.
10589 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
10590 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
10591 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
10592 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
10594 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
10596 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
10597 * cpplex.c (unterminated): Delete.
10598 (parse_string): No string literal may extend over multiple
10599 lines. Suppress the error when preprocessing assembly.
10600 * cppmain.c (scan_translation_unit): Strings are single-line.
10602 * doc/cpp.texi: Update to match.
10604 2002-03-22 Jakub Jelinek <jakub@redhat.com>
10606 PR optimization/5854
10607 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
10609 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
10610 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
10611 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
10612 const0 if scratch register was not allocated.
10613 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
10614 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
10615 with GEN_INT (...).
10616 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
10617 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
10618 with GEN_INT (...) everywhere. Remove constraints in define_split
10620 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
10621 require scratch register for setting 0 into regs/non-pushable memory.
10623 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
10625 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
10626 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
10628 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
10630 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
10631 * cppinit.c (cpp_create_reader): On by default.
10632 (cpp_handle_option): Handle -W[no-]endif-labels.
10633 (cpp_post_options): Also enable if -pedantic.
10634 * cpplib.c (do_else): Use it.
10635 (do_endif): Likewise.
10636 * doc/cppopts.texi: Document new option.
10637 * doc/invoke.texi: Document new option.
10639 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
10641 * config/i386/i386.c, config/i386/i386.md: Change all occurences
10642 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
10644 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
10646 * flow.c (calculate_global_regs_live): Clear aux fields of
10649 2002-03-22 Jakub Jelinek <jakub@redhat.com>
10651 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
10652 REG or MEM subregs, pass rtx * instead of rtx to it.
10653 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
10654 rtx * instead of rtx to alter_subreg.
10655 * config/m32r/m32r.c (gen_split_move_double): Likewise.
10656 * config/pj/pj.c (pj_output_rval): Likewise.
10658 2002-03-22 Richard Henderson <rth@redhat.com>
10661 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
10662 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
10663 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
10664 (ia64_expand_prologue): Look at int_regs, not words, for number
10665 of incomming int regs.
10667 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
10669 * expr.c (expand_expr): A RESULT_DECL is part of a call.
10671 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
10673 * toplev.c (flag_loop_optimize, flag_crossjumping):
10674 New static variables.
10675 (rest_of_compilation): Conditionalize crossjumping and
10677 (parse_options_and_default_flags): Default loop_optimize and
10679 (lang_independent_options): Add -fcrossjumping and -floop-optimize
10680 * invoke.texi (crossjumping, loop-optimize): Document.
10682 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10684 * real.c (eiisneg): Move outside #ifdef NANS.
10686 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
10688 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
10689 frequencies match; avoid match on different loop depths.
10690 (try_crossjump_to_bb): Kill tests that no longer brings time
10692 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
10694 (split_edge): Likewise.
10696 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
10699 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
10700 * cfgrtl.c: Include insn-config.h
10701 (split_block) Dirtify block in presence of conditional execution
10703 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10705 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
10706 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
10707 (function_arg): Constify CUMULATIVE_ARGS.
10708 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
10709 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
10710 (UNITS_PER_DOUBLE): New macro.
10711 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
10712 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
10713 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
10714 fp_regs and stack_words.
10715 (EABI_FLOAT_VARARGS_P): New macro.
10716 * config/mips/mips.c (struct mips_arg_info): New.
10717 (mips_arg_info): New function.
10718 (function_arg_advance): Use it. Add adjustment instructions here
10719 rather than in function_arg.
10720 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
10721 for VOIDmode at the beginning of the function.
10722 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
10723 (function_arg_pass_by_reference): Likewise.
10724 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
10725 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
10726 (mips_va_start): Likewise. Use the new stack_words field of
10727 CUMULATIVE_ARGS to set up overflow area. Reformat.
10728 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
10729 doubles and other types, aligning the overflow pointer for non-doubles
10730 too. Remove some code duplication. Replace hard-coded constants.
10732 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
10734 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
10735 (CLASS_UNITS): Undefine.
10736 (CLASS_MAX_NREGS): Use FP_INC.
10737 * config/mips/mips.c (compute_frame_size): Likewise.
10738 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
10740 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
10742 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
10743 prototype, and handle lexing numbers and identifiers.
10744 (parse_identifier): Update to new form of parse_slow.
10745 (parse_number): Fast path only, use parse_slow otherwise.
10746 (_cpp_lex_direct): Update calls to parse_number.
10748 2002-03-21 DJ Delorie <dj@redhat.com>
10750 * bb-reorder.c (make_reorder_chain_1): Protect against
10751 when redundant edges are omitted.
10752 * predict.c (dump_prediction): Likewise.
10754 2002-03-21 Richard Henderson <rth@redhat.com>
10757 * fixinc/inclhack.def (solaris_stdio_tag): New.
10758 * fixinc/fixincl.x: Regenerate.
10760 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
10763 * c-typeck.c (process_init_element): Flag non-static
10764 initialization of a flexible array member as illegal.
10766 2002-03-22 Alan Modra <amodra@bigpond.net.au>
10768 * config/rs6000/t-linux64: New.
10769 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
10770 t-ppccomm. Use t-rs6000 and t-linux64.
10771 (powerpc64-*-gnu* <tmake_file>): Likewise.
10772 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
10773 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
10774 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
10776 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
10778 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
10779 flag_really_no_inline instead of optimize == 0.
10781 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
10783 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
10785 * flags.h (flag_really_no_inline): New.
10787 * c-common.c (c_common_post_options): Initialize
10788 flag_really_no_inline.
10790 * toplev.c (flag_really_no_inline): New.
10792 2002-03-21 Jakub Jelinek <jakub@redhat.com>
10794 * config/avr/avr.md (length): Fix length computation for
10795 conditional branches.
10797 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
10799 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
10800 sdbout.o, profile.o): Update.
10801 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
10803 * c-common.h (gettags): Move here from tree.h.
10804 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
10805 insert_block, getdecls, kept_level_p, global_bindings_p): New.
10806 * dbxout.c (dbxout_init): Use getdecls langhook.
10807 * expr.c (expand_expr): Use insert_block langhook.
10808 * fold-const.c: Include langhooks.h.
10809 (fold_range_test, fold_binary_op_with_conditional_arg,
10810 fold): Use global_bindings_p langhook.
10811 * integrate.c (expand_inline_function): Use insert_block langhook.
10812 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
10813 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
10814 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
10815 LANG_HOOKS_GETDECLS): New.
10816 (LANG_HOOKS_INITIALIZER): Update.
10817 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
10819 * langhooks.h (struct lang_hooks_for_decls): New.
10820 (struct lang_hooks): Update.
10821 * profile.c: Include langhooks.h.
10822 (output_func_start_profiler): Use new langhooks.
10823 * sdbout.c: Include langhooks.h.
10824 (sdbout_init, sdbout_finish): Use getdecls langhook.
10825 * stmt.c: Include langhooks.h.
10826 (expand_fixup, fixup_gotos): Use new langhooks.
10827 * stor-layout.c: Include langhooks.h.
10828 (variable_size): Use global_bindings_p langhook.
10829 * toplev.c (compile_file): Use getdecls langhook.
10830 * tree-inline.c (remap_block): Use insert_block langhook.
10831 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
10832 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
10834 2002-03-21 Richard Henderson <rth@redhat.com>
10836 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
10837 constants in .data when -fpic.
10839 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10841 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
10844 2002-03-21 Tom Tromey <tromey@redhat.com>
10846 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
10848 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10850 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
10852 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
10854 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
10855 Richard Henderson <rth@redhat.com>
10858 * c-common.c (c_expand_expr): Preserve result of a statement
10859 expression if needed.
10861 2002-03-21 Jakub Jelinek <jakub@redhat.com>
10864 * genrecog.c (maybe_both_true_mode): Remove.
10865 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
10866 * machmode.def (Pmode): Likewise.
10868 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
10870 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
10871 (nonlocal_mentioned_p_1): New function.
10872 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
10873 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
10874 (mark_constant_function): Recognize pure functions.
10875 * rtl.h (global_reg_mentioned_p): New prototype.
10876 * rtlanal.c (global_reg_mentioned_p,
10877 global_reg_mentioned_p_1): New function.
10879 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10881 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
10883 * fixinc/fixincl.x: Regenerate.
10885 2002-03-20 Jason Merrill <jason@redhat.com>
10887 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
10889 2002-03-20 Michael Meissner <meissner@redhat.com>
10891 * doc/invoke.texi (Optimize Options): Document that -O2 sets
10894 2002-03-20 Bob Wilson <bob.wilson@acm.org>
10896 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
10897 ".literal_position" directive before the constant pool.
10899 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10901 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
10902 Add Craig Rodrigues.
10903 Add Brad Lucier to testers.
10905 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10908 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
10910 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
10911 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
10912 instead of insn_extract.
10914 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10917 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
10919 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
10920 stmt if some case has been output.
10922 2002-03-20 Jakub Jelinek <jakub@redhat.com>
10925 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
10926 movsfcc_1, movdfcc_1): Add %O2.
10927 * config/i386/i386.c (print_operand): Handle %ON.
10928 Print . before float condition codes in Sun as cmov syntax.
10929 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
10930 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
10933 2002-03-20 Philip Blundell <pb@nexus.co.uk>
10935 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
10936 return instruction if PC was popped.
10938 2002-03-20 Bob Wilson <bob.wilson@acm.org>
10940 * config/xtensa/xtensa.md: Remove unused type attributes.
10941 (adddi_carry, subddi_carry): Change type attribute to "multi".
10943 2002-03-19 Dale Johannesen <dalej@apple.com>
10945 PR optimization/5999, middle-end/5731
10946 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
10947 multiplications by reciprocals.
10949 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
10951 * Makefile.in: Update.
10952 * c-common.c: Include langhooks.h.
10953 (inline_forbidden_p): Use new hook.
10954 * diagnostic.c: Include langhooks.h.
10955 (format_with_decl, announce_function,
10956 default_print_error_function): Use new hook.
10957 * dwarf2out.c (dwarf2_name): Use new hook.
10958 * function.c: Include langhooks.h.
10959 (init_function_start): Use new hook.
10960 * langhooks-def.h (lhd_decl_printable_name): New.
10961 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
10962 (LANGHOOKS_INITIALIZER): Update.
10963 * langhooks.c (lhd_decl_printable_name): New.
10964 * langhooks.h (struct lang_hooks): New hook.
10965 * toplev.c (decl_name, decl_printable_name): Remove.
10966 (open_dump_file): Use new hook.
10967 (process_options): Remove old hook.
10968 * tree.h (decl_printable_name): Remove.
10970 * objc-act.c (objc_init): Remove old hook.
10971 (objc_printable_name): Export.
10972 * objc-act.h (objc_printable_name): New.
10973 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
10975 2002-03-19 Jim Blandy <jimb@redhat.com>
10977 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
10978 the start_source_file debug hook, not the current line number.
10980 2002-03-19 Richard Henderson <rth@redhat.com>
10982 * flow.c (EH_USES): Provide default.
10983 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
10984 * doc/tm.texi (EH_USES): New.
10986 * config/ia64/ia64.c (ia64_eh_uses): New.
10987 * config/ia64/ia64-protos.h: Update.
10988 * config/ia64/ia64.h (EH_USES): New.
10990 2002-03-19 Richard Henderson <rth@redhat.com>
10992 * varasm.c (output_constant_def): Fix stupid typo.
10994 2002-03-19 Richard Henderson <rth@redhat.com>
10997 * except.c (current_function_has_exception_handlers): New.
10998 * except.h: Declare it.
10999 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
11000 Combine tests that disable all sibcalls for the function.
11002 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
11004 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
11007 2002-03-19 Richard Henderson <rth@redhat.com>
11010 * config/ia64/ia64.c: Revert 2002-03-01 patch.
11011 * config/ia64/ia64.h (INIT_EXPANDERS): New.
11013 2002-03-19 Jim Blandy <jimb@redhat.com>
11015 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
11016 name, even if the replacement list contains no tokens, as required
11019 2002-03-19 Jason Merrill <jason@redhat.com>
11021 * varasm.c (globalize_decl): Get the name from the RTL, not
11022 DECL_ASSEMBLER_NAME.
11024 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
11026 2002-03-19 Bob Wilson <bob.wilson@acm.org>
11028 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
11029 subdi_carry): Define.
11031 2002-03-19 David Edelsohn <edelsohn@gnu.org>
11033 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
11034 about -fpic/-fPIC if extra_warnings set.
11036 2002-03-19 David Edelsohn <edelsohn@gnu.org>
11038 * expr.c (expand_expr): Sign-extend CONST_INT generated from
11039 TREE_STRING_POINTER.
11040 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
11042 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11044 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
11045 in favor of SP if FRAME_POINTER_REQUIRED is false.
11047 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
11049 * emit-rtl.c (gen_int_mode): New function.
11050 * rtl.h: Prototype for it.
11051 * combine.c (make_extraction, simplify_comparison), expmed.c
11052 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
11053 (convert_modes, store_field), optabs.c (expand_fix),
11054 simplify-rtx.c (neg_const_int, simplify_unary_real),
11056 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
11057 Use it instead of GEN_INT (trunc_int_for_mode (...)).
11059 2002-03-19 Jakub Jelinek <jakub@redhat.com>
11062 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
11063 convert_parm_for_inlining.
11064 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11066 * langhooks-def.h: Likewise.
11067 * objc/objc-lang.c: Likewise.
11068 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
11070 * tree-inline.c (initialize_inlined_parameters):
11071 Call convert_parm_for_inlining lang hook if needed.
11072 * c-typeck.c (c_convert_parm_for_inlining): New function.
11073 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
11075 2002-03-18 Mark Mitchell <mark@codesourcery.com>
11077 * calls.c (precompute_arguments): Do not assume that temporaries
11078 can be destroyed after expanding the argument.
11079 (expand_call): Likewise.
11081 2002-03-15 Eric Christopher <echristo@redhat.com>
11083 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
11084 Fix register preference on last change.
11085 * config/mips/mips.c (mips_return_in_memory): New function.
11086 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
11087 * config/mips/mips-protos.h: Declare.
11088 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
11089 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
11091 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
11093 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
11095 (anddi3, iorsi3): Likewise.
11097 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
11098 use %gprel for symbols that are going to be placed in linkonce
11101 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
11102 RETURN_ADDRESS_POINTER_REGNUM to $ra.
11103 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
11104 not needed. Disregard leaf_function_p().
11105 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
11106 mips16 frame pointer.
11107 * config/mips/mips.md (store ra): Only to small SP offsets.
11108 2001-08-22 Graham Stott <grahams@redhat.com>
11109 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
11110 return a REG rtx for the return address register.
11112 2002-03-18 Bob Wilson <bob.wilson@acm.org>
11114 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
11115 constant-pool addresses as "mode-dependent".
11116 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
11118 2002-03-18 Jakub Jelinek <jakub@redhat.com>
11121 * expr.c (emit_group_load): Use extract_bit_field if
11122 needed for CONCAT arguments.
11124 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
11127 * arm.md (tablejump): Make this a define_expand. For PIC add the
11128 offset to the base of the table.
11129 (thumb_tablejump): Matcher for Thumb tablejump insn.
11130 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
11131 as the difference of two labels.
11132 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11133 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
11134 tables in the code.
11135 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
11136 * arm.c (get_jump_table_size): If the table is not in the text
11137 section, return zero.
11139 2002-03-18 Bernd Schmidt <bernds@redhat.com>
11141 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
11143 (arm_reload_out_hi): Use gen_lowpart instead of
11144 gen_rtx_SUBREG to access QImode components.
11145 * config/arm/arm.md: Disable zero_extend split for QImode
11146 subregs in BIG_ENDIAN mode.
11147 (storehi_bigend): Match use of least significant byte.
11148 (storeinthi): Remove extraneous SUBREG.
11149 Add missing construction of operands[2].
11150 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
11151 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
11152 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
11154 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
11156 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
11159 2002-03-17 Richard Henderson <rth@redhat.com>
11161 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
11164 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
11166 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
11167 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
11169 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11171 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
11173 * predict.c (estimate_bb_frequencies): Delete unused variables.
11175 2002-03-17 Richard Henderson <rth@redhat.com>
11177 * config/ia64/ia64.c (ia64_attribute_table): Move before
11178 targetm definition. Make static.
11180 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
11182 * c-common.h (yyparse, c_common_parse_file): New.
11183 * c-lang.c: Include c-common.h.
11184 (LANG_HOOKS_PARSE_FILE): Redefine.
11185 * c-lex.c: Include c-common.h.
11186 (yyparse): Rename c_common_parse_file. Call yyparse.
11187 * c-parse.in (yyparse): Remove macro.
11188 * c-tree.h (yyparse_1): Remove.
11189 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
11190 (LANG_HOOKS_INITIALIZER): Update.
11191 * langhooks.h (struct lang_hoooks): New hook parse_file.
11192 * toplev.c (compile_file): Use parse_file hook.
11193 * tree.h (yyparse): Remove.
11194 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
11196 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
11198 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
11199 float_truncate, not fix.
11200 ("*truncdfsf2_real"): Ditto.
11201 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
11203 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
11205 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
11207 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
11208 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
11209 where appropriate. Make the second reference to
11210 leaf_function_p a function call, as intended. Reindented.
11212 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
11213 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
11215 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
11216 add register to non-constant into sp.
11218 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
11219 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
11220 (mips16_gp_pseudo_rtx): Lose.
11221 (INIT_EXPANDERS): Deleted.
11222 * config/mips/mips.c (mips_init_machine_status): New.
11223 (mips_free_machine_status): New.
11224 (mips_mark_machine_status): New.
11225 (override_options): Set them.
11226 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
11227 (struct machine_function): ... new. Replaced all references.
11228 (mips_add_gc_roots): Don't mark them.
11229 (embedded_pic_fnaddr_reg): New, extracted from...
11230 (embedded_pic_offset): ... here.
11231 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
11234 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
11236 * cppinit.c: Revert -MD removal.
11238 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11240 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
11241 soft registers by default for 68HC12.
11242 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
11243 when compiling with -fomit-frame-pointer.
11244 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
11245 (expand_epilogue): Likewise.
11246 (m68hc11_gen_rotate): Use exg when rotating by 8.
11248 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11250 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
11251 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
11252 (splits): Remove unused add splits.
11253 ("*addhi3_68hc12"): Tune constraints.
11254 ("addhi_sp"): Try to use X instead of Y in all cases and if the
11255 constant fits in 8-bits and D is dead use abx/aby instructions.
11256 ("*addhi3"): Remove extern declaration of ix_reg.
11257 ("*subsi3"): Optimize and provide new split.
11258 ("subhi3"): Cleanup.
11259 ("*subhi3_sp"): Avoid saving X if we know it is dead.
11260 (arith splits): For 68hc12 save the address register on the stack
11261 and do the arithmetic operation with a pop.
11263 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11265 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
11266 allocating QImode in address registers.
11267 ("*movqi_m68hc11"): Likewise.
11269 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
11271 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
11273 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
11275 * cppinit.c (print_help): Display -MD and -MMD.
11276 Don't display usage string. Update assertion syntax and
11278 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
11279 (cpp_handle_option): Update.
11281 2002-03-15 Chris Demetriou <cgd@broadcom.com>
11283 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
11284 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
11285 and define it so that regardless of target CPU size,
11286 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
11287 of "int" rather than "long."
11289 2002-03-15 Richard Henderson <rth@redhat.com>
11291 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
11294 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11296 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
11297 ("tstqi" split): Avoid using memory for tstqi on address register.
11298 (splits): Remove constraints.
11299 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
11300 ("cmpdf", "cmpsf"): Remove since not used.
11301 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
11302 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
11304 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11306 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
11307 ("neghi2"): Tighten constraints.
11308 ("one_cmplsi2"): Optimize and simplify split.
11309 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
11311 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11313 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
11314 and split of AND operation to clear the upper bits.
11315 ("*logicalsi3_zextqi"): Likewise.
11316 ("*logicallhi3_zexthi_ashift8"): Likewise.
11317 ("*logicalsi3_silshr16"): Likewise.
11318 ("logicalsi3_silshl16"): Likewise.
11319 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
11321 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11323 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
11324 (m68hc11_indirect_p): New function.
11325 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
11326 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
11328 (asm_print_register): Likewise.
11329 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
11330 (m68hc11_indirect_p): Declare.
11331 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
11332 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
11333 (TARGET_SWITCHES): New option -mrelax.
11334 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
11336 ("iorsi3", "xorsi3"): Likewise.
11337 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
11338 ("*andhi3_mem"): New to handle destination in memory with bclr
11339 and a scratch register.
11340 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
11341 ("*andhi3_const"): New when operand2 is constant.
11342 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
11343 ("*andhi3_gen"): Cleanup of the old "andhi3".
11344 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
11345 ("xorqi3"): Update constraints.
11347 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11349 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
11350 for reg_equiv_memory_loc when the operand is a register that does
11351 not get a hard register (stack location).
11352 (tst_operand): After reload, accept all memory operand.
11353 (symbolic_memory_operand): Fix detection of symbolic references.
11354 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
11355 accept symbols and any constant.
11357 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11359 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
11360 note on the insn that sets the soft frame register.
11361 (must_parenthesize): ix and iy are also reserved names.
11362 (print_operand_address): One more place where parenthesis are required
11363 to avoid confusion with register names.
11364 (m68hc11_gen_movhi): Allow push of stack pointer.
11365 (m68hc11_check_z_replacement): Fix handling of parallel with a
11367 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
11368 the replacement register is.
11369 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
11370 and D8_REGS classes.
11371 (MODES_TIEABLE_P): All modes are tieable except QImode.
11373 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11375 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
11376 (___subdi3): Likewise.
11377 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
11378 (__map_data_section): Optimize 68hc11 case.
11380 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11382 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
11383 than a shift to avoid adding a register with itself.
11384 (m68hc11_memory_move_cost): Take into account NO_REGS.
11385 (m68hc11_register_move_cost): Update and use memory move cost
11386 for soft registers.
11387 (m68hc11_address_cost): Make cost of valid offset not 0 so that
11388 it gives more opportunities to cse to optimize.
11389 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
11390 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
11392 2002-03-15 Mark Mitchell <mark@codesourcery.com>
11394 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
11395 * c-common.def (CLEANUP_STMT): New tree node.
11396 * c-common.h (CLEANUP_DECL): New macro.
11397 (CLEANUP_EXPR): Likewise.
11398 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
11399 * expr.c (expand_expr): Tidy.
11400 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
11401 * tree-inline.c (initialize_inlined_parameters): Clean up
11402 new local variables.
11404 2002-03-15 Jakub Jelinek <jakub@redhat.com>
11407 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
11408 before movrXX only, use reg_overlap_mentioned_p.
11409 Only special case NE if just one insn can be generated.
11411 2002-03-15 Jason Merrill <jason@redhat.com>
11413 * varasm.c (assemble_variable): Call resolve_unique_section before
11414 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
11415 of error_mark_node.
11417 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
11420 * arm.md (split pattern for thumb shiftable immediates): Add comment
11421 explaining non-obvious test.
11423 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
11426 * arm.md (movaddr, movaddr_insn): Delete.
11428 2002-03-15 Jason Merrill <jason@redhat.com>
11430 * toplev.c (wrapup_global_declarations): Clarify variable handling.
11431 -fkeep-static-consts doesn't apply to comdats.
11433 2002-03-14 Richard Henderson <rth@redhat.com>
11435 * c-decl.c: Include c-pragma.h.
11436 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
11437 (finish_function): Tidy.
11438 * c-pragma.c: Include c-common.h.
11439 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
11440 (handle_pragma_weak): Use them.
11441 (init_pragma): Register pending_weaks.
11442 * c-pragma.h (maybe_apply_pragma_weak): Declare.
11443 * print-tree.c (print_node): Print DECL_WEAK.
11444 * varasm.c (mark_weak_decls): Remove.
11445 (remove_from_pending_weak_list): Remove.
11446 (add_weak): Remove.
11447 (asm_emit_uninitialised): Call globalize_decl for weak commons.
11448 (weak_decls): Make a tree_list.
11449 (declare_weak): Cons weak_decls directly.
11450 (globalize_decl): Remove weak_decls elements directly.
11451 (weak_finish): Simplify weak_decls walk. Don't weaken unused
11452 symbols. Don't pretend to handle aliases.
11453 (init_varasm_once): Update weak_decls registry.
11454 * Makefile.in: Update dependencies.
11456 2002-03-14 Richard Henderson <rth@redhat.com>
11459 * config/ia64/ia64.c: Include tm_p.h last.
11460 (gen_nop_type): Remove duplicate definition.
11461 (cycle_end_fill_slots): Set sched_data for second L slot.
11462 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
11463 (nop_cycles_until): Fix typos.
11465 2002-03-15 Jakub Jelinek <jakub@redhat.com>
11467 PR optimization/5891
11468 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
11470 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
11472 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
11473 descriptors correctly.
11475 2002-03-14 Michael Meissner <meissner@redhat.com>
11477 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
11478 100, allowing MAX_UNROLLED_INSNS to be overridden.
11480 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
11483 * unroll.c (params.h): Include.
11484 (MAX_UNROLLED_INSNS): Delete, now in params.h.
11486 * doc/invoke.texi (--param max-unroll-insns): Document.
11488 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
11490 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
11492 * arm.md: Fix warnings about constraints in peepholes and splits.
11494 2002-03-14 Zack Weinberg <zack@codesourcery.com>
11496 * cpphash.h (struct lexer_state): Remove line_extension member.
11497 * cpplib.c (dequote_string, do_linemarker): New functions.
11498 (linemarker_dir): New data object.
11499 (DIRECTIVE_TABLE): No longer need to interpret #line in
11500 preprocessed source. Delete obsolete comment about return
11501 values of handlers.
11502 (end_directive, directive_diagnostics, _cpp_handle_directive):
11503 Don't muck with line_extension.
11504 (directive_diagnostics): No need to issue warnings for
11506 (_cpp_handle_directive): Issue warnings for linemarkers here,
11507 when appropriate. Dispatch linemarkers to do_linemarker, not
11509 (do_line): Code to handle linemarkers split out to do_linemarker.
11510 Convert escape sequences in filename argument, both places.
11512 * cppmacro.c (quote_string): Rename cpp_quote_string and
11513 export. All callers changed.
11514 * cpplib.h (cpp_quote_string): Prototype.
11515 * cppmain.c (print_line): Call cpp_quote_string on to_file
11516 before printing it.
11518 * doc/cpp.texi: Document that escapes are now interpreted in
11519 #line and in linemarkers, and that non-printing characters are
11520 converted to octal escapes when linemarkers are generated.
11522 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
11524 * emit-rtl.c (try_split): Use delete_insns.
11525 * recog.c (split_all_insns): Fix terminating condition.
11527 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
11528 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
11531 * arm.c (arm_output_epilogue): Fix floating-point register save
11532 adjustment when using a frame pointer.
11534 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
11536 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
11537 * config/mips/mips.c (compute_frame_size): Retrofit them here.
11538 (save_restore_insns, mips_expand_epilogue): And here.
11539 (build_mips16_call_stub): And here.
11540 (mips_function_value): Use the new macros to decide whether a single
11541 or complex float can be returned in floating-point registers. Return
11542 a parallel rtx in the complex case.
11544 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
11546 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
11547 call after liveness analysis.
11549 * recog.c (split_insn): Use delete_insn_and_edges.
11551 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
11552 instructions to have branch prediction notes.
11553 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
11555 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
11557 * configure.in: Don't pass -Wno-long-long to a ADA compiler
11558 that doesn't support it.
11559 * configure: Regenerate.
11561 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11564 * config/sparc/sparc.md (normal_branch, inverted_branch,
11565 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
11566 inverted_fp_branch): Adjust calls to output_cbranch.
11567 Set length attribute.
11568 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
11569 output_v9branch. Set length attribute.
11570 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
11572 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
11573 (output_cbranch): Likewise. Handle far branches.
11574 (output_v9branch): Handle far branches.
11575 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
11577 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
11578 noov_compare64_op predicates.
11580 2002-03-13 Jason Merrill <jason@redhat.com>
11582 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
11583 into the function and constify it.
11584 * gthr-dce.h, gthr-solaris.h: Likewise.
11586 2002-03-13 David Edelsohn <edelsohn@gnu.org>
11588 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
11589 * config/rs6000/rs6000.c (rs6000_va_arg): Use
11590 std_expand_builtin_va_arg if not ABI_V4.
11592 2002-03-13 Jason Merrill <jason@redhat.com>
11594 * varasm.c (globalize_decl): New fn.
11595 (assemble_start_function): Use it.
11596 (asm_emit_uninitialized): Use it.
11597 (assemble_alias): Use it.
11598 (assemble_variable): Use it.
11600 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
11602 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
11603 2002-03-12 internal visibility change.
11604 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
11605 visibility into SYMBOL_REF_FLAG.
11607 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
11609 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
11610 VOIDmode operand. Add compile-time optimization for constant results.
11612 2002-03-12 Jason Merrill <jason@redhat.com>
11614 * c-typeck.c (convert_for_assignment): Don't allow conversions
11615 between pointers and references. Only allow lvalues to convert to
11618 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
11620 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
11621 before prologue, to avoid scheduling problems.
11623 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11625 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
11626 (ELIMINABLE_REGS): Add sfp->sp.
11627 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
11629 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11631 PR optimization/5892
11632 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
11634 2002-03-13 Jakub Jelinek <jakub@redhat.com>
11636 * loop.c (basic_induction_var): Don't call convert_modes if mode
11637 classes are different.
11639 2002-03-12 Richard Henderson <rth@redhat.com>
11641 PR optimization/5901
11642 * function.c (reposition_prologue_and_epilogue_notes): Position
11643 the markers after/before the last/first insn not deleted.
11645 2002-03-12 Richard Henderson <rth@redhat.com>
11647 PR optimization/5878
11648 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
11649 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
11650 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
11652 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
11653 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
11654 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
11656 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
11657 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
11658 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
11659 also. Don't set it if not flag_pic.
11660 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
11661 to be INVALID_REGNUM when not used.
11663 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
11665 * expmed.c (store_bit_field): Reset alias set for memory.
11666 (extract_bit_field): Same.
11668 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11670 * c-common.c (c_tree_code_type, c_tree_code_length,
11671 c_tree_code_name, add_c_tree_codes): Delete.
11672 * c-common.h (add_c_tree_codes): Delete.
11673 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
11675 * c-objc-common.c (c_objc_common_init): Don't call
11676 add_c_tree_codes, instead set lang_unsafe_for_reeval.
11677 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
11678 objc_tree_code_name, add_objc_tree_codes): Delete.
11679 (objc_init): Don't call add_objc_tree_codes.
11680 * objc/objc-lang.c (tree_code_type, tree_code_length,
11681 tree_code_name): Define.
11682 * toplev.c (lang_independent_init): Don't set
11683 tree_code_length[IDENTIFIER_NODE].
11684 * tree.c (tree_code_type, tree_code_length, tree_code_name):
11685 Delete definitions, moved to language front-ends.
11686 * tree.def (IDENTIFIER_NODE): Hardwire the length.
11687 * tree.h (tree_code_type, tree_code_length, tree_code_name):
11689 (tree_code_length): Change type to unsigned char.
11691 2002-03-12 Richard Henderson <rth@redhat.com>
11693 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
11694 internal visibility change.
11696 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11698 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
11699 validize_mem() instead of change_address to avoid clobbering
11702 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
11704 * c-lex.h (position_after_whitespace): Remove.
11706 2002-03-12 Jakub Jelinek <jakub@redhat.com>
11708 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
11709 (lex_string): Use unsigned char pointers.
11711 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
11713 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
11714 is not a valid memory_operand.
11716 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11718 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
11719 * config/xtensa/lib1funcs.asm: Fix copyright to include
11720 special case for libgcc files.
11721 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
11722 (__divsi3): Likewise.
11723 (__umodsi3): Likewise.
11724 (__modsi3): Likewise.
11725 * config/xtensa/lib2funcs.S: Fix copyright to include
11726 special case for libgcc files.
11728 2002-03-12 Tom Rix <trix@redhat.com>
11730 * collect2.c (resolve_lib_name): Move outside of
11731 OBJECT_FORMAT_COFF ifdef.
11732 (ignore_library): Same.
11734 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11736 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
11738 2002-03-12 Bob Wilson <bob.wilson@acm.org>
11740 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
11741 to function_section before writing out the constant pool.
11743 2002-03-12 David Edelsohn <edelsohn@gnu.org>
11745 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
11747 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
11749 2002-03-12 Alan Modra <amodra@bigpond.net.au>
11751 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
11752 (adddi3): Likewise.
11755 (cmpsi splitter): Likewise.
11756 (modsi3): Fail if <= 0.
11757 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
11758 redundant test when HOST_BITS_PER_WIDE_INT != 32.
11759 (reg_or_sub_cint64_operand): Likewise.
11760 (num_insns_constant_wide): Optimize sign extension.
11761 (rs6000_legitimize_address): Likewise.
11763 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
11765 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11766 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11768 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
11770 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
11771 address calculation.
11773 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
11775 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
11776 scratch register to DImode / TImode.
11777 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
11778 register used does not overlap the target.
11780 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11782 * Makefile.in (debug.o): Depend on debug.h.
11783 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
11784 * debug.c (do_nothing_debug_hooks): Likewise.
11785 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
11786 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
11787 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
11788 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
11789 * dwarfout.c (dwarf_debug_hooks): Likewise.
11790 * integrate.c (output_inline_function): Likewise.
11791 * objc/objc-act.c (synth_module_prologue): Likewise.
11792 * sdbout.c (sdb_debug_hooks): Likewise.
11793 * toplev.c (debug_hooks): Likewise.
11794 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
11796 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11798 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
11799 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
11800 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
11801 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
11802 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
11803 * defaults.h (POINTER_SIZE): Define.
11804 * doc/tm.texi (POINTER_SIZE): Document default.
11806 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11808 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
11810 2002-03-11 Richard Henderson <rth@redhat.com>
11812 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
11813 if rebuild_label_notes_after_reload.
11815 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
11817 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
11818 emit pic register load if "internal" visibility.
11819 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
11820 (cris_expand_builtin_va_arg): Do all computations on trees.
11822 2002-03-11 Richard Henderson <rth@redhat.com>
11824 * rtlanal.c: Include recog.h.
11825 (keep_with_call_p): Fix thinko.
11826 * Makefile.in (rtlanal.o): Update dependencies.
11828 2002-03-11 Chris Meyer <cmeyer@gatan.com>
11830 * genflags.c (gen_insn): Use IS_VSPACE.
11831 * genoutput.c (output_insn_data): Likewise.
11832 (process_template): Likewise.
11834 2002-03-11 Richard Henderson <rth@redhat.com>
11836 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
11838 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
11840 * Makefile.in: Update.
11841 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
11842 Update documentation.
11843 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
11844 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
11846 2002-03-11 Zack Weinberg <zack@codesourcery.com>
11848 * Makefile.in: Give texi2pod its input file as a command line
11849 argument, not on stdin.
11851 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
11852 Daniel Berlin <dan@dberlin.org>
11854 C++ alias analysis improvement.
11855 * alias.c (record_component_aliases): Record aliases for base
11858 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
11860 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
11862 2002-03-11 Douglas B Rupp <rupp@gnat.com>
11864 * toplev.c (vms_fopen): Remove, not needed.
11866 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
11868 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
11870 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
11871 for FP, already done later.
11873 * toplev.c (debug_args): Add entry for VMS_DEBUG.
11874 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
11876 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
11878 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
11879 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
11880 LARGEST_EXPONENT_IS_NORMAL for the given mode.
11881 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
11882 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
11883 (ediv, emul, eldexp, esqrt): Likewise.
11884 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
11885 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
11886 (saturate): New function.
11887 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
11888 (make_nan): Use a saturation value instead of a NaN if
11889 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
11890 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
11891 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
11892 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
11893 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
11894 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
11895 !ROUND_TOWARDS_ZERO.
11896 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
11897 (ROUND_TOWARDS_ZERO): Document.
11899 2002-03-11 Andreas Jaeger <aj@suse.de>
11901 * cfg.c (dump_flow_info): Remove unused variable.
11903 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
11905 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
11906 computations on trees.
11908 2002-03-10 Richard Henderson <rth@redhat.com>
11911 * reload.c (copy_replacements_1): New.
11912 (copy_replacements): Use it to recurse through the rtx.
11914 2002-03-10 Richard Henderson <rth@redhat.com>
11916 * loop.c (strength_reduce): Compute number of iterations as
11917 unsigned HOST_WIDE_INT.
11919 2002-03-10 Richard Henderson <rth@redhat.com>
11921 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
11922 to move away from the end of the block.
11924 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
11926 PR preprocessor/5899
11927 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
11929 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11931 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
11933 * attribs.c (decl_attributes): Fix signed/unsigned warning.
11935 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
11937 * config/mmix/mmix.c: Improve comments.
11938 (mmix_target_asm_function_prologue): Drop variable
11939 empty_stack_frame. Don't allocate unused slot above fp.
11940 (mmix_target_asm_function_epilogue): Mirror prologue changes.
11941 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
11942 brace in first column.
11943 (enum reg_class): Ditto.
11944 (FIRST_PARM_OFFSET): Now 0.
11945 (USER_LABEL_PREFIX): Remove #if 0:d definition.
11947 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11949 * combine.c (make_extraction): Fix error in last change.
11951 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11953 * c4x.c (c4x_fp_reglist): Const-ify.
11954 * cris.c (cris_print_operand): Likewise.
11955 * i386.c (ix86_va_arg): Likewise.
11956 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
11957 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
11958 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
11959 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
11960 * mcore.h (regno_reg_class): Likewise.
11961 * mips.c (gen_int_relational): Likewise.
11962 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
11963 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
11964 * pdp11.c (move_costs): Likewise.
11965 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
11966 * s390.c (s390_branch_condition_mnemonic, regclass_map):
11968 * s390.h (regclass_map): Likewise.
11969 * sh.c (shift_amounts): Likewise.
11970 * sh.md (rotlsi3): Likewise.
11972 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
11974 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
11975 (ne0+5): Use new clobber to generate proper shift pattern.
11976 Patch by Michael Matz <matz@kde.org>.
11978 2002-03-09 Andreas Schwab <schwab@suse.de>
11980 * gcc.c (validate_all_switches): Also handle `%W{...}'.
11982 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
11984 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
11986 2002-03-09 Jakub Jelinek <jakub@redhat.com>
11989 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
11990 even for non-representable constants.
11992 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11994 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
11995 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
11996 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
11997 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
11998 (pop_function_context): Compute MAY_SHARE parameter for
12000 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
12001 (gen_mem_addressof): Call fixup_var_refs with new parm.
12003 * combine.c (make_extraction): Don't make extension of CONST_INT.
12005 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
12007 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
12008 in o32 and o64 ABIs.
12009 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
12010 but getting fixed-size structs passed in registers regardless of
12011 padding in o32 and o64 ABIs.
12013 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
12014 offset before loading address of argument passed by transparent
12017 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
12019 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
12021 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
12023 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
12024 marker such that registers after it are saved.
12026 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12028 * sparc.c (arith_4096_operand): Fix error in last change.
12030 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
12032 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
12033 defaults for MEABI.
12035 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
12037 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
12040 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
12042 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
12044 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
12046 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
12047 removed; fix return value.
12048 * combine.c (combine_instructions): Dirtify blocks where we failed to
12049 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
12050 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
12052 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12054 * gcse.c (insert_insn_end_bb): Fix typo in last change.
12056 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
12058 * recog.c (peephole2_optimize): Re-distribute EH edges.
12060 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
12062 * expr.c (expand_expr): Use unsave lang hook.
12063 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
12064 (LANG_HOOKS_INITIALIZER): Update.
12065 * langhooks.h (struct lang_hooks): New hook unsave.
12066 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
12067 (unsave_expr_1): Remove unused lang_unsave_expr_now.
12068 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
12069 (unsave_expr_now): Remove.
12070 * tree.h (unsave_expr_now, lang_unsave,
12071 lang_unsave_expr_now): Remove.
12074 2002-03-08 Andreas Jaeger <aj@suse.de>
12076 * flow.c (propagate_block_delete_insn): Remove unused variable.
12078 2002-03-08 Kazu Hirata <kazu@hxi.com>
12080 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
12081 insn length for memory load/store.
12083 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
12085 * doc/install.texi (--with-libiconv-prefix): Document.
12087 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
12089 * doc/sourcebuild.texi: Fix typo.
12091 2002-03-08 Jakub Jelinek <jakub@redhat.com>
12094 * builtins.c (std_expand_builtin_va_arg): Do all computations on
12097 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12099 * rtl.c (copy_most_rtx): Move from here ...
12100 * emit-rtl.c (copy_most_rtx): ... to here.
12102 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
12104 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
12105 SUBTARGET_CPP_SIZE_SPEC.
12106 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
12108 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
12110 2002-03-07 Matt Hiller <hiller@redhat.com>
12112 * gensupport.c (first_dir_md_include): Renamed from include;
12113 change all references.
12114 (last_dir_md_include): Renamed from last_include; change all
12116 (init_md_reader): Unconditionally initialize base_dir whether or
12117 not filename is a relative path.
12119 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
12121 * config/fp-bit.c (_unord_f2): Compile it in even if
12122 US_SOFTWARE_GOFAST is enabled.
12124 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
12125 NULL_RTX. Set all HFmode operations as NULL_RTX.
12126 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
12127 NULL_RTX, try reversing the comparison and the operands.
12129 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
12131 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
12132 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
12135 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
12137 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
12139 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
12141 * basic-block.h (fixup_abnormal_edges): Declare.
12142 * reload1.c (fixup_abnormal_edges): New function.
12143 * reg-stack.c (convert_regs): Use it.
12145 * gcse.c (insert_insn_end_bb): Handle trapping insns.
12147 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
12149 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
12151 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
12152 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
12153 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
12154 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
12155 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
12156 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
12157 unless x and y could be infinite.
12158 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
12159 Check that the common type of both arguments is a real, even for
12160 targets without unordered comparisons. Allow an integer argument
12161 to be compared against a real.
12162 (expand_tree_builtin): Use expand_unordered_cmp.
12163 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
12164 * cse.c (fold_rtx): Likewise. Fix indentation.
12165 * fold-const.c (fold_real_zero_addition_p): New.
12166 (fold): Use it, and the new HONOR_... macros.
12167 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
12168 * jump.c (reversed_comparison_code_parts): After searching for
12169 the true comparison mode, use HONOR_NANS to decide whether it
12170 can be safely reversed.
12171 (reverse_condition_maybe_unordered): Remove IEEE check.
12172 * simplify-rtx.c (simplify_binary_operation): Use the new macros
12173 to decide which simplifications are valid. Allow the following
12174 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
12175 and (a - -b) to (a + b).
12176 (simplify_relational_operation): Use HONOR_NANS.
12177 * doc/tm.texi: Document the MODE_HAS_... macros.
12179 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
12181 * combine.c (simplify_comparison): If simplifying a logical shift
12182 right and compare with constant, force the comparison to unsigned.
12184 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
12186 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
12188 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
12190 (alt_reg_names): Remove % for vrsave.
12192 2002-03-06 Richard Henderson <rth@redhat.com>
12194 PR optimization/5844
12195 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
12196 if used indicates we've already emitted one copy of an operand.
12197 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
12198 (gen_split): Supply a non-null used.
12200 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
12202 * reload1.c (reload): Unshare all rtl after reload is done.
12204 * simplify-rtx.c (simplify_plus_minus): Do not abort,
12205 but simply fail if the expression is too complex to simplify.
12206 (simplify_gen_binary): Handle simplify_plus_minus failures.
12208 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
12210 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
12211 consistently call delete_trivially_dead_insns after CSE and GCSE;
12212 fix DFI_life dumping; do jump threading after liveness; do crossjumping
12213 after liveness2; update comment in last crossjumping.
12214 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
12216 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
12218 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
12219 after completing fast dead code elimination.
12221 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
12224 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
12226 * version.c: Fix misplaced leading blanks on first line.
12228 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
12230 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
12232 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
12234 * cfgcleanup.c (mentions_nonequal_regs): New function.
12235 (thread_jump): Use it.
12236 * toplev.c (rest_of_compilation): Run jump threading after
12239 2002-03-06 Jakub Jelinek <jakub@redhat.com>
12241 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
12244 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
12246 * predict.c (estimate_bb_frequencies): Do not reload the
12247 frequencies from notes.
12249 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
12251 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
12252 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
12254 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
12255 delete_noop_moves): Return indeger.
12256 * flow.c (ndead): New variable.
12257 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
12258 BB argument; update callers.
12259 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
12260 (life_analysis): Do not call purge_all_dead_edges.
12261 (update_life_info): Return number of deleted insns; print statistics.
12262 (update_life_info_in_dirty_blocks): likewise.
12263 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
12264 return number of insns deleted.
12266 * cse.c: Include timevar.h
12267 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
12268 iterate until stabilizes; print statistics; return number of killed
12270 * Makefile.in: (cse.o): Add timevar.h dependency
12271 * rtl.h (delete_trivially_dead_insns): New.
12272 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
12273 * toplev.c (rest_of_compilation): Update callers.
12275 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
12276 (try_optimize_cfg): Do not update liveness.
12277 (cleanup-cfg): Loop until try_optimize_cfg and dead code
12278 removal stabilizes; use delete_trivially_dead_insns.
12280 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
12282 2002-03-05 Zack Weinberg <zack@codesourcery.com>
12284 * cppmain.c (setup_callbacks): Disable #pragma and #ident
12285 callbacks when processing assembly language.
12287 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12289 * pa.h (ASM_FILE_END): Define.
12290 * som.h (ASM_FILE_END): Delete.
12292 * pa.c (function_arg): Don't pass floats in general registers in
12293 indirect calls if TARGET_ELF32.
12295 2002-03-05 Richard Henderson <rth@redhat.com>
12297 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
12299 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
12301 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
12303 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12305 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
12306 -r command line. Don't hide any symbols if not building
12309 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
12311 * cfg.c (dump_flow_info): Warn about profile mismatches.
12312 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
12313 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
12315 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12317 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
12318 wide volatile memory by parts.
12320 2002-03-05 Jakub Jelinek <jakub@redhat.com>
12322 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
12325 2002-03-05 Richard Henderson <rth@redhat.com>
12327 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
12329 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
12331 * toplev.c (documented_lang_options): Document more
12332 language-specific options.
12333 * doc/invoke.texi (Warning Options): Correct documentation for
12334 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
12335 * c-decl.c (c_decode_option): Use a table to handle warning options.
12337 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
12339 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
12340 parameter to mmix_encode_section_info.
12341 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
12342 relocatably. Always produce ELF, not mmo if linking relocatably.
12343 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
12344 first is non-zero, don't add symbol prefix.
12345 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
12346 prototype accordingly.
12348 2002-03-04 Krister Walfridsson <cato@df.lth.se>
12350 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
12352 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
12354 * configure.in: Increase required makeinfo version to 4.1.
12355 * configure: Regenerate.
12357 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
12359 * .cvsignore: Remove *.info* and genrtl*; these files are generated
12362 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
12364 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
12365 * doc/invoke.texi: Fix @math uses.
12367 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
12369 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
12372 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
12374 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
12375 (powerpc-*-eabisimaltivec*): Same.
12377 * config/rs6000/t-ppcendian: New.
12379 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
12381 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
12382 nonimmediate_src_operand and nonimmediate_lsrc_operand to
12383 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
12385 2002-03-03 Richard Henderson <rth@redhat.com>
12387 * toplev.c (rest_of_decl_compilation): Revert last two changes.
12389 2002-03-03 Zack Weinberg <zack@codesourcery.com>
12391 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
12392 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
12393 tree.c, config/m68k/m68k.c:
12394 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
12395 REAL_ARITHMETIC blocks unconditional. Delete some further
12396 #ifdef blocks predicated on REAL_ARITHMETIC.
12397 * flags.h, toplev.c: Delete remaining references to
12398 flag_pretend_float.
12400 * doc/invoke.texi: Remove documentation of -fpretend-float.
12401 * doc/tm.texi: Describe the various REAL_* macros as provided by
12402 real.h, not by the target configuration files.
12404 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
12405 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
12406 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
12407 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
12408 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
12409 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
12410 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
12411 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
12412 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
12413 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
12414 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
12415 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
12416 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
12417 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
12418 config/xtensa/xtensa.h:
12419 Do not define, undefine, or mention in comments any of
12420 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
12421 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
12422 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
12423 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
12424 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
12425 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
12426 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
12427 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
12428 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
12430 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12432 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
12433 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
12434 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
12435 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
12436 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
12437 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
12439 * defaults.h (BITS_PER_WORD): Define.
12440 * doc/tm.texi (BITS_PER_WORD): Document default value.
12442 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
12443 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
12444 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
12446 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12448 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
12449 lieu of explicit sizeof/sizeof.
12450 * i386.c (override_options, ix86_init_mmx_sse_builtins,
12451 ix86_expand_builtin): Likewise.
12452 * mips.c (mips_add_gc_roots): Likewise.
12453 * mmix.c (mmix_output_condition): Likewise.
12454 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
12455 altivec_init_builtins): Likewise.
12456 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
12457 * cppexp.c (Nsuff, parse_number): Likewise.
12458 * cppinit.c (builtin_array_end): Likewise.
12459 * gcc.c (n_default_compilers, process_command): Likewise.
12460 * genpreds.c (output_predicate_decls): Likewise.
12461 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
12462 * lcm.c (N_ENTITIES): Likewise.
12463 * stor-layout.c (set_sizetype): Likewise.
12465 2002-03-03 Richard Henderson <rth@redhat.com>
12467 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
12468 for types or labels.
12470 2002-03-03 Richard Henderson <rth@redhat.com>
12472 * c-decl.c (start_decl): Initialized variables are not common.
12474 2002-03-02 Per Bothner <per@bothner.com>
12476 * gcc.c (option_map): Suport new --bootclasspath option.
12477 --CLASSPATH is now just an alias for --classpath.
12479 2002-03-02 Richard Henderson <rth@redhat.com>
12481 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
12482 load if "internal" visibility.
12483 * doc/extend.texi: Document visibility meanings.
12485 2002-03-02 Richard Henderson <rth@redhat.com>
12487 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
12488 to functions as well.
12490 2002-03-02 Richard Henderson <rth@redhat.com>
12492 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
12493 (handle_visibility_attribute): Don't call assemble_visibility.
12494 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
12495 without asmspec. Invoke assemble_alias when needed.
12496 * varasm.c (maybe_assemble_visibility): New.
12497 (assemble_start_function, assemble_variable, assemble_alias): Use it.
12499 2002-03-02 Richard Henderson <rth@redhat.com>
12501 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
12502 invoke ENCODE_SECTION_INFO with first call flag.
12504 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
12505 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
12506 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
12507 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
12508 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
12509 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
12510 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
12511 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
12512 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
12513 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
12514 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
12515 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
12516 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
12517 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
12518 config/mcore/mcore-protos.h, config/mcore/mcore.c,
12519 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
12520 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
12521 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
12522 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
12523 config/sh/sh.h, config/sparc/sparc.h,
12524 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
12525 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
12526 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
12527 FIRST argument. As needed, examine it and do nothing.
12529 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
12530 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
12531 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
12533 * config/arm/t-pe (pe.o): Add dependencies.
12535 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12537 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
12538 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
12539 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
12540 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
12541 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
12542 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
12543 * defaults.h (BITS_PER_UNIT): Define.
12544 * doc/tm.texi (BITS_PER_UNIT): Document default value.
12546 2002-03-02 Kazu Hirata <kazu@hxi.com>
12548 * config/h8300/h8300-protos.h: Add a prototype for
12549 compute_a_shift_length.
12550 * config/h8300/h8300.c (h8300_asm_insn_count): New.
12551 (compute_a_shift_length): Likewise.
12552 (h8300_adjust_insn_length): Do not adjust insn length of shift
12554 * config/h8300/h8300.md (anonymous shift patterns): Use
12555 compute_a_shift_length.
12557 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12559 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
12560 trunc_int_for_mode.
12562 * emit-rtl.c (offset_address): Call update_temp_slot_address.
12564 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12566 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
12567 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
12568 * flags.h (flag_zero_initialized_in_bss): Declare.
12569 * toplev.c (flag_zero_initialized_in_bss): New flag.
12570 (lang_independent_options): Add flag_zero_initialized_in_bss.
12571 * tree.c (initializer_zerop): New function.
12572 * tree.h (initializer_zerop): Declare.
12573 * varasm.c (assemble_variable): If we can emit bss, put zero
12574 initializers in the bss section.
12576 2002-03-02 Alan Modra <amodra@bigpond.net.au>
12578 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
12579 like more than one symbol per .weak directive.
12581 2002-03-01 Richard Henderson <rth@redhat.com>
12583 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
12584 adjust argument_pointer by pretend_args_size.
12585 (ia64_va_start): Adjust va_start address by -pretend_args_size.
12587 2002-03-01 Kazu Hirata <kazu@hxi.com>
12589 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
12591 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
12593 * toplev.c (rest_of_compilation): Delete dead jumptables before
12595 * flow.c (delete_dead_jumptables): Make global.
12596 * rtl.h (delete_dead_jumptables): Declare.
12598 2002-03-01 David Edelsohn <edelsohn@gnu.org>
12600 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
12601 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
12602 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
12604 2002-03-01 Kazu Hirata <kazu@hxi.com>
12606 * config/h8300/h8300-protos.h: Fix formatting.
12607 * config/h8300/h8300.c: Likewise.
12608 * config/h8300/h8300.h: Likewise.
12610 2002-03-01 Kazu Hirata <kazu@hxi.com>
12612 * config/h8300/h8300.c (print_operand): Support 16-bit
12613 constant addresses.
12614 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
12616 2002-02-28 Richard Henderson <rth@redhat.com>
12618 * expmed.c (store_bit_field): Prevent generation of CONCATs;
12619 pun complex values as integers; use gen_lowpart instead of
12621 (extract_bit_field): Likewise.
12623 2002-03-01 Alan Modra <amodra@bigpond.net.au>
12624 David Edelsohn <edelsohn@gnu.org>
12626 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
12627 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
12628 (SUPPORTS_WEAK): Likewise.
12629 * output.h (add_weak): Add tree param.
12630 * varasm.c (add_weak): Likewise. Save decl.
12631 (struct weak_syms): Add decl field.
12632 (mark_weak_decls): New function.
12633 (init_varasm_once): ggc_add_root mark_weak_decls.
12634 (assemble_start_function): Use ASM_WEAKEN_DECL.
12635 (assemble_variable): Likewise.
12636 (assemble_alias): Likewise.
12637 (declare_weak): Pass decl to add_weak.
12638 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
12639 (remove_from_pending_weak_list): Declare and define for
12641 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
12642 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
12643 * defaults.h (SUPPORTS_WEAK): Likewise.
12644 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
12645 .weak for code sym. Do emit .size for descriptor sym.
12646 (ASM_DECLARE_FUNCTION_SIZE): Define.
12647 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
12648 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
12649 .lglobl unless TARGET_XCOFF. Formatting fixes.
12650 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
12651 .weak for code sym.
12652 (HANDLE_PRAGMA_WEAK): Remove.
12653 (ASM_WEAKEN_LABEL): Remove.
12654 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
12656 2002-03-01 Jason Merrill <jason@redhat.com>
12658 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
12659 (TARGET_EXPR_CLEANUP): New macro.
12661 2002-02-28 Steve Ellcey <sje@cup.hp.com>
12663 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
12664 to take ptr_extend into account as third type of extension.
12665 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
12666 fields used by SUBREG_PROMOTED_UNSIGNED_P.
12667 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
12668 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
12669 * calls.c (precompute_arguments): Use new macro.
12670 (expand_call): Ditto.
12671 * combine.c (nonzero_bits): Ditto.
12672 (record_promoted_value): Ditto.
12673 * expr.c (store_expr): Ditto.
12674 (expand_expr): Ditto.
12675 * function.c (assign_parms): Ditto.
12677 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
12679 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
12680 override -shared and -shared-libgcc.
12682 2002-02-28 David O'Brien <obrien@FreeBSD.org>
12684 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
12686 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
12689 2002-02-28 Richard Henderson <rth@redhat.com>
12691 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
12692 4 cycle latency from MM producers.
12693 (ia64_internal_sched_reorder): Likewise with pipeline flush.
12695 2002-02-28 Jakub Jelinek <jakub@redhat.com>
12697 * mklibgcc.in: Don't use GNU make extension.
12699 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
12701 * c-parse.in (STATIC): New terminal.
12702 (scspec): New non-terminal. Update productions accordingly.
12703 (program): Remove bogus ifc / end ifc.
12704 (array_declarator): Simplify production using STATIC.
12706 2002-02-28 Jim Meyering <meyering@lucent.com>
12708 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
12709 \a still means TARGET_BELL.
12711 2002-02-28 Richard Henderson <rth@redhat.com>
12713 * haifa-sched.c (sched_emit_insn): New.
12714 (schedule_block): Use last_scheduled_insn to track last insn.
12715 * sched-int.h (sched_emit_insn): Prototype.
12716 * config/ia64/ia64.c (last_issued): Remove.
12717 (ia64_variable_issue): Don't set it.
12718 (nop_cycles_until): Use sched_emit_insn.
12720 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
12722 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
12723 extended constants.
12725 2002-02-28 Kazu Hirata <kazu@hxi.com>
12727 * config/h8300/h8300.c: Fix formatting.
12728 * config/h8300/h8300.h: Likewise.
12730 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
12732 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
12733 which may overwrite the high byte of the frame pointer.
12735 2002-02-28 Bo Thorsen <bo@suse.de>
12737 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
12738 (STARTFILE_SPEC): Add 64 bit files.
12739 (ENDFILE_SPEC): Likewise.
12741 2002-02-28 Jason Merrill <jason@redhat.com>
12743 * c-decl.c (finish_function): Only warn about missing return
12744 statement with -Wreturn-type.
12746 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
12748 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
12750 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
12751 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
12753 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
12755 * basic-block.h (BB_REACHABLE): Renumber.
12756 (BB_DIRTY, BB_NEW): New flags.
12757 (clear_bb_flags): Declare.
12758 (update_life_info_in_dirty_blocks): Declare.
12759 * cfg.c (clear_bb_flags): New function.
12760 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
12761 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
12762 reorder_insns, emit_insn_after): Mark block as dirty.
12763 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
12764 (update_life_info_in_dirty_blocks): New function.
12765 * recog.c (apply_change_group): Dirtify block.
12767 * cse.c (cse_insn): Reorder emitting of jump insn to keep
12769 * gcse.c (delete_null_pointer_checks): Likewise.
12771 * toplev.c (dump_file_index): Move cse2 after bp,
12773 (dump_file_info): Similary.
12774 (rest_of_compilation): Avoid most of CFG rebuilds;
12775 do first if converision after null pointer checks, do cse2
12776 after branch prediction; avoid full liveness rebuild after
12777 initializing subregs.
12778 * invoke.texi (-d options): Document -du, renumber.
12780 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
12781 (notice_new_block): Do not set BB_UPDATE_LIFE.
12782 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
12783 merge_blocks_move_successor_nojumps, merge_blocks,
12784 try_crossjump_to_edge): Likewise.
12785 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
12786 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
12787 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
12788 (merge_of_block): Do not use life_data_ok.
12789 (find_if_case_1): Do not use SET_UPDATE_LIFE.
12790 (if_convert): Use BB_DIRTY mechanizm to update life.
12791 * lcm.c (optimize_mode_switching): Update
12792 update_life_info_in_dirty_blocks
12794 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
12796 * Makefile.in (integrate.o): Update.
12797 * c-decl.c (copy_lang_decl): Rename.
12798 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
12799 * integrate.c: Include langhooks.h.
12800 (copy_decl_for_inlining): Update to use langhook.
12801 * langhooks-def.h (lhd_do_nothing_t,
12802 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
12803 (LANG_HOOKS_INITIALIZER): Update.
12804 * langhooks.c (lhd_do_nothing_t): New.
12805 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
12806 * tree.h (copy_lang_decl): Remove.
12808 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
12810 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
12812 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
12813 POST_DEC, and POST_MODIFY.
12815 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12817 * c-typeck.c (digest_init): Remove unused parameter; all
12820 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
12822 * expmed.c (expand_shift): Correctly test for low part of a
12825 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
12827 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
12828 insn UIDs with insn addresses.
12830 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12832 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
12833 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
12834 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
12835 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
12836 gcc.c, toplev.c: Delete code implementing -traditional mode.
12838 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
12839 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
12840 Document removal of -traditional mode for compilation, and
12841 remove documentation only relevant to that mode.
12843 * config/nextstep.h, config/ptx4.h, config/svr4.h,
12844 config/convex/convex.h, config/d30v/d30v.h,
12845 config/i386/dgux.h, config/i386/osf1elf.h,
12846 config/i386/osfelf.h, config/i386/osfrose.h,
12847 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
12848 config/m68k/hp310.h, config/m88k/dgux.h,
12849 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
12850 config/m88k/m88k.h, config/m88k/openbsd.h,
12851 config/mips/abi64.h, config/mips/osfrose.h,
12852 config/mips/svr4-5.h, config/mips/svr4-t.h,
12853 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
12854 config/stormy16/stormy16.h: Remove all references to
12855 -traditional from target specs. Delete all mention of the
12856 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
12857 delete a couple of commented-out definitions of
12858 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
12861 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
12862 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
12864 2002-02-27 Zack Weinberg <zack@codesourcery.com>
12866 * mklibgcc.in: Don't use \n in a line subject to
12867 interpretation by echo.
12869 2002-02-27 Graham Stott <grahams@redhat.com>
12871 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
12874 * loop.c (prescan_loop): Handle PARALLEL.
12876 * unroll.c (loop_iterations): Return 0 if the add_val for
12879 * final.c (output_operand_lossage): Constify PFX_STR.
12881 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
12883 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
12885 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
12886 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
12888 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
12890 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
12892 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
12894 * cpplex.c (_cpp_lex_token): Handle directives in macro
12896 * cpplib.c (_cpp_handle_directive): Save and restore state
12897 if parsing macro args when entering a directive.
12898 * cppmacro.c (collect_args): No need to handle directives
12899 in macro arguments.
12900 (enter_macro_context, replace_args): Use the original macro
12901 definition in case it was redefined whilst collecting arguments.
12903 * cpp.texi: Update.
12905 2002-02-26 David Edelsohn <edelsohn@gnu.org>
12907 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
12908 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
12909 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
12911 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
12912 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
12913 (load_toc_v4_PIC_2): Same.
12915 2002-02-26 Alan Modra <amodra@bigpond.net.au>
12917 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
12919 2002-02-26 Richard Henderson <rth@redhat.com>
12921 * config/alpha/alpha.md (ashldi_se): Re-enable.
12923 2002-02-26 Richard Henderson <rth@redhat.com>
12925 * config/alpha/alpha.c (alpha_encode_section_info): Examine
12926 MODULE_LOCAL_P; improve commentary.
12928 2002-02-26 Zack Weinberg <zack@codesourcery.com>
12930 * doc/cpp.texi: Clarify documentation of relationship between
12931 #line and #include.
12933 2002-02-26 Kazu Hirata <kazu@hxi.com>
12935 * config/h8300/h8300-protos.h: Update the prototype for
12936 compute_logical_op_length. Add the prototype for
12937 compute_logical_op_cc.
12938 * config/h8300/h8300.c (compute_logical_op_length): Figure out
12939 code from operands.
12940 (compute_logical_op_cc): New.
12941 * config/h8300/h8300.md: Combine all the logical op patterns
12942 in HImode and SImode. Use compute_logical_op_cc.
12944 2002-02-26 Kelley Cook <kelleycook@comcast.net>
12946 * config/i386/i386.c (print_operand): Don't append ATT-style
12947 length suffixs to x87 opcodes when in Intel mode.
12949 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
12951 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
12952 (init_emit_once): Update calls.
12953 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
12954 (init_syntax_once): Prototype.
12956 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
12958 * pa-linux.h (LIB_SPEC): Update definition.
12959 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
12961 2002-02-26 Richard Henderson <rth@redhat.com>
12963 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
12964 if we emitted a stop bit.
12966 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12968 * configure.in (libgcc_visibility): Substitute.
12969 * configure: Rebuilt.
12970 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
12971 defined symbols .hidden.
12973 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12975 * attribs.c (c_common_attribute_table): Add visibility.
12976 (handle_visibility_attribute): New function.
12977 * varasm.c (assemble_visibility): New function.
12978 * output.h (assemble_visibility): Add prototype.
12979 * tree.h (MODULE_LOCAL_P): Define.
12980 * crtstuff.c (__dso_handle): Use visibility attribute.
12981 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
12982 for MODULE_LOCAL_P symbols too.
12983 * config/ia64/ia64.c (ia64_encode_section_info): Handle
12984 MODULE_LOCAL_P symbols the same way as local symbols.
12985 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
12986 into .sdata/.sbss by the user.
12987 * doc/extend.texi (Function Attributes): Document visibility
12990 2002-02-26 Jakub Jelinek <jakub@redhat.com>
12993 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
12994 STRING_CST initializer spanning the whole variable without
12996 If expand_expr returned MEM, don't use it.
12998 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
13000 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
13001 generate a die for the lexical block.
13003 2002-02-26 Kazu Hirata <kazu@hxi.com>
13005 * config/h8300/h8300-protos.h: Add a prototype for
13006 compute_logical_op_length.
13007 * config/h8300/h8300.c (compute_logical_op_length): New.
13008 * config/h8300/h8300.md (anonymous logical patterns): Use
13009 compute_logical_op_length for length.
13011 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
13013 * dwarf2out.c (modified_type_die): Do not call type_main_variant
13015 (gen_type_die): Same.
13017 * attribs.c (handle_vector_size_attribute): Set debug information.
13019 2002-02-26 Daniel Egger <degger@fhm.edu>
13021 * config/rs6000/rs6000.md: Swap define_insn attributes to
13022 fix incorrect generation of merge high instructions instead
13025 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
13027 * c-typeck.c (really_start_incremental_init): Use
13028 bitsize_zero_node for vectors.
13030 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
13032 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
13033 ("*set_vrsave_internal"): Same.
13035 2002-02-25 Richard Henderson <rth@redhat.com>
13037 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
13038 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
13040 2002-02-25 Jakub Jelinek <jakub@redhat.com>
13043 * config/i386/i386.c (ix86_return_pops_args): Only pop
13044 fake structure return argument if it was passed on the stack.
13046 2002-02-25 Jason Merrill <jason@redhat.com>
13048 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
13051 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
13053 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
13054 link with shared_name only.
13055 * doc/invoke.texi (Link Options): Document new behavior.
13057 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
13059 * c-typeck.c (push_init_level): Handle vectors.
13061 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
13063 * config/sparc/sparc.c (const64_high_operand): Zero-extend
13064 operands of SPARC_SETHI_P.
13065 (input_operand): Likewise.
13066 (sparc_emit_set_const32): Likewise.
13067 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
13068 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
13069 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
13070 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
13071 (movdi_insn_sp64_vis): Likewise.
13072 (movdi split, movdf split): Use SETHI32.
13073 * doc/md.texi: Document SPARC constraints L, M and N.
13075 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
13077 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
13078 ("*set_vrsave_internal"): use mfspr for Darwin.
13080 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
13081 gen_get_vrsave_internal.
13083 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13085 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
13087 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
13089 * cpplex.c (cpp_interpret_charconst): Get signedness or
13090 otherwise of wide character constants correct.
13091 * cppexp.c (lex): Get signedness of wide charconsts correct.
13093 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13095 * optabs.c (widen_operand): Only call convert_modes for
13096 promoted SUBREG if signedness matches.
13097 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
13099 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
13101 * cpplib.c (glue_header_name): Use local buffer to build up
13104 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
13106 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
13108 2002-02-23 Kazu Hirata <kazu@hxi.com>
13110 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
13111 H8/300[HS] separately.
13112 * config/h8300/h8300.md: Remove the early clobber constraint
13113 from bit field patterns.
13115 2002-02-23 Kazu Hirata <kazu@hxi.com>
13117 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
13119 (mulhisi3): Likewise.
13120 (umulqisi3): Likewise.
13121 (umulhisi3): Likewise.
13123 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
13125 * cppinit.c (output_deps): Correct test for stdout output.
13126 (init_dependency_output): Cure warning.
13128 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13130 * expr.c (store_expr): When converting expression to promoted
13131 equivalent type, allow using SUBREG_REG of TARGET as the target
13132 of the expansion of EXP.
13133 * loop.c (basic_induction_var, case SUBREG): Always look inside.
13134 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
13135 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
13136 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
13137 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
13139 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
13141 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
13142 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
13143 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
13145 2002-02-23 Jakub Jelinek <jakub@redhat.com>
13147 PR optimization/5747
13148 * loop.c (scan_loop): Update reg info if move_movables created new
13151 2002-02-23 David Edelsohn <edelsohn@gnu.org>
13153 * gcc.c (init_gcc_spec): Revert last change.
13155 2002-02-23 David Edelsohn <edelsohn@gnu.org>
13157 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
13158 gpc_reg_operand constraint.
13160 2002-02-23 Alan Modra <amodra@bigpond.net.au>
13162 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
13163 Simplify comparison of `low'.
13164 (add_operand): Fix formatting.
13165 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
13166 (mask_operand): Disallow mask to wrap in 64-bit mode.
13167 (rs6000_stack_info): Remove redundant test setting push_p.
13168 (output_toc): Fix formatting.
13169 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
13170 cc_reg_not_cr0_operand constraint.
13171 (booldi3, boolcdi3 splitters): Same.
13173 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
13175 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
13177 2002-02-22 David Edelsohn <edelsohn@gnu.org>
13179 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
13180 gcc invoked with -shared-libgcc.
13182 2002-02-22 Jakub Jelinek <jakub@redhat.com>
13185 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
13186 decl if any of elements was TREE_USED.
13188 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
13190 * config/sparc/sol2.h: Don't include sys/mman.h.
13191 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
13192 (arith_4096_operand): Don't throw high bits away.
13193 (const64_operand): Take sign extension of CONST_INTs into account.
13194 (const64_high_operand, sparc_emit_set_const32): Likewise.
13195 (GEN_HIGHINT64): Likewise.
13196 (sparc_emit_set_const64_quick1): Likewise.
13197 (const64_is_2insns): Likewise.
13198 (print_operand): Use trunc_int_for_mode for sign extension.
13199 * config/sparc/sparc.h (SMALL_INT32): Likewise.
13200 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
13201 chars. Assume CONST_INT is already properly sign-extended.
13202 (movdi split): Sign-extend each SImode part.
13203 (andsi3 split): Don't mask high bits off, so that result
13204 remains properly sign-extend.
13205 (iorsi3 split): Likewise.
13206 (xorsi3 split): Likewise.
13208 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
13210 * fold-const.c (fold): Fix typo in comments.
13212 2002-02-21 Diego Novillo <dnovillo@redhat.com>
13214 * Makefile.in (langhooks.o): Update dependencies.
13216 2002-02-21 Diego Novillo <dnovillo@redhat.com>
13218 * langhooks.c: Include flags.h.
13220 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
13222 * testsuite/gcc.dg/attr-alwaysinline.c: New.
13224 * c-common.c (c_common_post_options): Set inline trees by
13227 * doc/extend.texi (Function Attributes): Document always_inline
13229 Update documentation about inlining when not optimizing.
13231 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
13233 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
13234 unless DECL_ALWAYS_INLINE.
13236 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
13237 unless DECL_ALWAYS_INLINE.
13238 (c_disregard_inline_limits): Disregard if always_inline set.
13240 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
13241 Disregard if always_inline set.
13242 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
13243 unless DECL_ALWAYS_INLINE.
13245 * attribs.c (handle_always_inline_attribute): New.
13246 (c_common_attribute_table): Add always_inline.
13248 * config/rs6000/altivec.h: Add prototypes for builtins
13249 requiring the always_inline attribute.
13251 2002-02-21 Eric Christopher <echristo@redhat.com>
13253 * expmed.c (store_bit_field): Try to simplify the subreg
13254 before generating a new one when when the mode size of
13255 value is less than maxmode.
13257 2002-02-21 Richard Henderson <rth@redhat.com>
13259 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
13260 than gen_rtx_PLUS to form the sum.
13261 * explow.c (force_reg): Rearrange to not allocate new pseudo
13262 when force_operand returns a register.
13263 * expr.c (expand_assignment): Allow offset_rtx expansion to
13264 return a sum. Do not force addresses into registers.
13265 (expand_expr): Likewise.
13266 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
13267 to canonicalize arithmetic that didn't simpify.
13268 (simplify_plus_minus): New argument force; update
13269 all callers. Don't split CONST unless we can do something with it,
13270 and wouldn't lose the constness of the operands.
13272 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
13273 that we generated earlier.
13275 2002-02-21 Tom Tromey <tromey@redhat.com>
13277 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13278 (output_line_info): Use constant `1', with a long explanatory
13280 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
13282 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
13284 * jump.c (redirect_jump): If old label has no UID, don't try to
13287 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
13289 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
13290 If input is constant, do shifts at compile time.
13292 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
13294 * doc/extend.texi: Fix some more overfull hboxes.
13296 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13298 PR optimization/4994
13299 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
13302 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13305 * expr.h (expand_and): Add mode argument.
13306 * expmed.c (expand_and): Add mode argument.
13307 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
13308 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
13309 * except.c (expand_builtin_extract_return_addr): Likewise.
13310 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13311 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
13312 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
13313 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
13314 * config/c4x/c4x.md: Use GEN_INT (x) instead of
13315 gen_rtx (CONST_INT, VOIDmode, x).
13317 2002-02-21 Jakub Jelinek <jakub@redhat.com>
13320 * stmt.c (warn_if_unused_value): Move side effects test once more.
13322 2002-02-20 Torbjorn Granlund <tege@swox.com>
13324 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
13325 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
13327 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
13329 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
13330 SUBREG or ZERO_EXTEND.
13332 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
13334 * sh.h (current_function_anonymous_args): Remove.
13335 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
13336 of current_function_varargs and current_function_stdarg is set.
13337 * sh.c (sh_expand_prologue): Check current_function_varargs /
13338 current_function_stdarg / TARGET_SH5 instead of
13339 current_function_anonymous_args.
13341 * sh64.h (TARGET_VERSION): Define.
13343 2002-02-20 David Edelsohn <edelsohn@gnu.org>
13345 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
13346 VRSAVE_REGNO on TARGET_ALTIVEC.
13348 2002-02-20 Alan Modra <amodra@bigpond.net.au>
13350 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
13351 bits of SImode const_int.
13352 (includes_rshift_p): Likewise.
13353 (print_operand): Call mask_operand and mask64_operand with correct
13355 (rs6000_output_function_epilogue): Pad traceback table to word.
13356 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
13357 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
13358 mask64_operand with correct mode.
13359 (FUNCTION_ARG_REGNO_P): Correct parentheses.
13361 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13364 * varasm.c (get_pool_constant_mark): New.
13365 * rtl.h (get_pool_constant_mark): Add prototype.
13366 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
13367 be represented if it has not been output.
13369 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
13371 * combine.c (do_SUBST): Sanity check substitutions of
13372 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
13373 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
13374 CONST_INT into its operand.
13375 (known_cond): Likewise, for ZERO_EXTEND.
13376 * simplify-rtx.c (simplify_unary_operation): Fix condition to
13377 allow for simplification of wide modes. Reject CONST_INTs in
13378 ZERO_EXTEND when their actual mode is not given.
13380 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
13382 * c-decl.c (pushdecl): If no global declaration is found for an
13383 extern declaration in block scope, try a limbo one.
13385 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13388 * c-common.c (pointer_int_sum): Moved from...
13389 * c-typeck.c (pointer_int_sum): ...here.
13390 * c-common.h (pointer_int_sum): Add prototype.
13392 2002-02-20 Jakub Jelinek <jakub@redhat.com>
13395 * c-decl.c (duplicate_decls): Return 0 if issued error about
13398 2002-02-20 Roger Sayle <roger@eyesopen.com>
13399 Jakub Jelinek <jakub@redhat.com>
13402 * tree.c (host_integerp): Ensure that the constant integer is
13403 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
13404 when pos is zero or non-zero respectively. Clarify comment.
13405 * c-format.c (check_format_info_recurse): Fix host_integerp
13406 usage; the pos argument should be zero when assigning to a
13407 signed HOST_WIDE_INT.
13409 2002-02-20 Richard Henderson <rth@redhat.com>
13411 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
13412 of the operand, rather than assuming TImode.
13413 (ix86_expand_binop_builtin): Cope with commutative patterns
13414 using nonimmediate_operand for both operands.
13415 (ix86_expand_timode_binop_builtin): Likewise.
13416 (ix86_expand_store_builtin): Validate operand 1.
13417 (ix86_expand_unop1_builtin): Likewise.
13419 2002-02-20 Philip Blundell <philb@gnu.org>
13422 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
13424 2002-02-20 Richard Henderson <rth@redhat.com>
13427 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
13429 2002-02-20 Tom Tromey <tromey@redhat.com>
13431 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13432 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13433 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13434 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
13435 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
13438 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
13440 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
13441 for (const_int 0) in X not just INTVAL.
13443 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
13445 * doc/extend.texi: Avoid or reduce overfull hboxes.
13447 2002-02-20 Diego Novillo <dnovillo@redhat.com>
13449 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
13450 operations if the field does not start at a mode boundary.
13452 2001-02-20 Joel Sherrill <joel@OARcorp.com>
13454 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
13455 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
13456 Also done for -Acpu and -Amachine.
13458 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
13460 * cppinit.c (init_dependency_output): Take deps output file
13461 from -o if none given with -MF. Suppress normal output.
13462 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
13463 * doc/cpp.texi, doc/invoke.texi: Update.
13465 2002-02-19 Zack Weinberg <zack@codesourcery.com>
13467 * toplev.c (output_quoted_string): Write unprintable
13468 characters with octal escapes.
13470 2002-02-19 David Edelsohn <edelsohn@gnu.org>
13472 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
13473 really_call_used[VRSAVE_REGNO] if not Altivec.
13475 2002-02-19 Alan Modra <amodra@bigpond.net.au>
13477 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
13479 (constant_pool_expr_1): Fix formatting.
13480 (rs6000_legitimize_reload_address): Likewise.
13482 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13484 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
13485 now that we have one.
13487 2002-02-19 Zack Weinberg <zack@codesourcery.com>
13489 * tree.h (struct tree_common): Remove aux. Add unused_0 at
13490 end of first block of bitfields (which was only seven bits);
13491 rename dummy to unused_1; remove comment which is no longer true.
13493 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
13495 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
13497 2002-02-19 Philip Blundell <pb@nexus.co.uk>
13500 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
13504 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
13505 arm_is_longcall_p rather than inspecting call-type cookie
13507 (call_value_insn) [TARGET_THUMB]: Likewise.
13509 2002-02-19 Graham Stott <grahams@redhat.com>
13511 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
13513 2002-02-19 David Edelsohn <edelsohn@gnu.org>
13515 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
13516 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
13517 (FP_SAVE_INLINE): Delete.
13519 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
13520 * config/rs6000/eabi.asm: Remove ABI save restore routines.
13521 * config/rs6000/t-ppccomm: Build crtsavres.o.
13522 * config/rs6000/crtsavres.asm: New file.
13524 2002-02-19 Philip Blundell <philb@gnu.org>
13526 * config/arm/arm.c (use_return_insn): Don't reject interrupt
13528 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
13529 (output_return_instruction): Allow interrupt functions to return with
13530 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
13531 (arm_expand_prologue): Subtract 4 before stacking LR in an
13532 interrupt function.
13534 2002-02-19 Philip Blundell <pb@nexus.co.uk>
13536 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
13537 decl, not just FUNCTION_DECL.
13538 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
13539 (arm_assemble_integer): Likewise.
13540 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
13543 2002-02-19 matthew green <mrg@eterna.com.au>
13545 * config.gcc (sparc-*-netbsdelf*): Enable target.
13546 (sparc64-*-netbsd*): New target.
13547 * config/sparc/netbsd-elf.h: New file.
13548 * config/sparc/t-netbsd64: New file.
13550 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
13552 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
13554 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
13556 * doc/invoke.texi: explicitly list the style guidelines that
13557 -Weffc++ checks for.
13559 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
13561 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
13563 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
13566 * gcc.c (cpp_unique_options): Treat -o as indicating object file
13567 only if not -E. If -E, pass -o through to the preprocessor.
13569 2002-02-19 Kazu Hirata <kazu@hxi.com>
13571 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
13572 register number with an appropriate macro.
13574 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
13576 * doc/rtl.texi (Constants): Close @code tag.
13578 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
13580 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
13581 ("mmx_uavgv4hi3"): Same.
13582 ("pmulhrwv4hi3"): Same.
13584 * tree-inline.c (walk_tree): Handle vectors.
13586 * c-common.c (constant_expression_warning): Handle vectors.
13587 (overflow_warning): Same.
13589 * sched-deps.c (sched_analyze_2): Handle vectors.
13591 * rtlanal.c (rtx_unstable_p): Handle vectors.
13592 (rtx_varies_p): Same.
13593 (count_occurrences): Same.
13594 (regs_set_between_p): Same.
13595 (modified_between_p): Same.
13596 (modified_in_p): Same.
13597 (volatile_insn_p): Same.
13598 (volatile_refs_p): Same.
13599 (side_effects_p): Same.
13600 (may_trap_p): Same.
13601 (inequality_comparisons_p): Same.
13602 (replace_regs): Same.
13603 (computed_jump_p_1): Same.
13605 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
13607 (inner_mode_array): New.
13608 (copy_rtx): Handle vectors.
13609 (copy_most_rtx): Same.
13610 (rtx_equal_p): Same.
13611 (get_mode_alignment): Adjust for vectors.
13613 * resource.c (mark_referenced_resources): Handle vectors.
13614 (mark_set_resources): Same.
13616 * reload1.c (eliminate_regs): Handle vectors.
13617 (elimination_effects): Same.
13618 (scan_paradoxical_subregs): Same.
13620 * reload.c (subst_reg_equivs): Handle vectors.
13622 * regrename.c (scan_rtx): Handle vectors.
13624 * regclass.c (reg_scan_mark_refs): Handle vectors.
13626 * recog.c (find_single_use_1): Handle vectors.
13628 * local-alloc.c (equiv_init_varies_p): Handle vectors.
13629 (contains_replace_regs): Same.
13630 (memref_referenced_p): Same.
13632 * integrate.c (copy_rtx_and_substitute): Handle vectors.
13633 (subst_constants): Same.
13635 * genattrtab.c (attr_copy_rtx): Handle vectors.
13636 (encode_units_mask): Same.
13637 (clear_struct_flag): Same.
13638 (count_sub_rtxs): Same.
13640 * gcse.c (want_to_gcse_p): Handle vectors.
13641 (oprs_unchanged_p): Same.
13642 (hash_expr_1): Same.
13643 (oprs_not_set_p): Same.
13644 (expr_killed_p): Same.
13645 (compute_transp): Same.
13646 (store_ops_ok): Same.
13648 * function.c (purge_addressof_1): Do not allow paradoxical subregs
13650 (fixup_var_refs_1): Same.
13651 (instantiate_virtual_regs_1): Same.
13653 * fold-const.c (operand_equal_p): Handle vectors.
13655 (rtl_expr_nonnegative_p): Same.
13657 * flow.c (mark_used_regs): Handle vectors.
13659 * df.c (df_uses_record): Handle vectors.
13661 * cselib.c (cselib_subst_to_values): Handle vectors.
13662 (cselib_mem_conflict_p): Same.
13665 * cse.c (canon_reg): Handle vectors.
13667 (cse_process_notes): Same.
13668 (count_reg_usage): Same.
13669 (canon_hash): Same.
13671 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
13673 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
13675 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
13676 (gen_rtx): Handle CONST_VECTOR.
13677 (gen_const_vector_0): New.
13678 (copy_rtx_if_shared): CONST_VECTORs can be shared.
13679 (reset_used_flags): Same.
13680 (copy_insn_1): Same.
13681 (initializer_constant_valid_p): Handle VECTOR_CST.
13683 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
13685 * doc/rtl.texi (Constants): Document const_vector.
13686 (CONST0_RTX): Update for vectors.
13687 (RTL sharing): Same.
13689 * print-tree.c (print_node): Add case for VECTOR_CST.
13691 * tree.h (TREE_VECTOR_CST_ELTS): New.
13692 (struct tree_vector): New.
13693 (union tree_node): Add vector node.
13694 (build_vector): Add prototype.
13696 * tree.def (VECTOR_CST): New.
13698 * tree.c (build_vector): New.
13700 * expmed.c (make_tree): Handle CONST_VECTOR.
13702 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
13703 (CONST_VECTOR_ELT): New.
13704 (CONST_VECTOR_NUNITS): New.
13706 * machmode.h (GET_MODE_INNER): New.
13707 (DEF_MACHMODE): Accept 8th arg.
13709 * machmode.def: Add 8th argument for vector inner mode.
13710 Add inner vector modes for vectors.
13712 * rtl.def (VEC_CONST): Remove.
13713 (CONST_VECTOR): New.
13715 * expr.c (clear_storage): Allow vectors.
13716 (is_zeros_p): Handle VECTOR_CST.
13718 * varasm.c (output_constant_pool): Handle vectors.
13719 (rtx_const): Add veclo and vechi fields.
13720 (kind): Add RTX_VECTOR.
13721 (decode_rtx_const): Add case for vector.
13723 * config/rs6000/rs6000-protos.h: Add zero_constant.
13725 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
13726 constants. Force easy vector constants into memory.
13727 (easy_vector_constant): New.
13728 (emit_easy_vector_constant): New.
13729 (rs6000_legitimize_reload_address): Do not generate bad reloads on
13732 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
13734 ("altivec_lvxl"): Same.
13735 (altivec_lvebx): Same.
13736 (altivec_lvehx): Same.
13737 (altivec_lvewx): Same.
13738 ("*movv4si_const0"): New.
13739 ("*movv4sf_const0"): New.
13740 ("*movv8hi_const0"): New.
13741 ("*movv16qi_const0"): New.
13743 2002-02-18 Kazu Hirata <kazu@hxi.com>
13745 * config/h8300/h8300.c (notice_update_cc): Use
13748 2002-02-18 Kazu Hirata <kazu@hxi.com>
13750 * config/h8300/h8300.md (divmod patterns): Change the
13751 constraints for operands[1] to register_operand.
13753 2002-02-18 Kazu Hirata <kazu@hxi.com>
13755 * config/h8300/h8300-protos.h: Remove the prototype for
13757 * config/h8300/h8300.c (p_operand): Remove.
13758 * config/h8300/h8300.md: Replace p_operand with
13761 2002-02-18 Philip Blundell <pb@nexus.co.uk>
13763 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
13765 (output_return_instruction): Allow use of LDR to unstack
13766 return addresss even for interrupt handlers or when
13767 interworking. If compiling for ARMv5, use interworking-safe
13768 return instructions by default. Remove duplicated code and
13769 lengthy "strcat" sequences.
13771 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13773 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
13774 (LINK_EH_SPEC): Define.
13775 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
13777 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
13779 * config/s390/s390.c (s390_emit_prologue): Do not set the
13780 frame_related flag for call-clobbered registers.
13782 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
13784 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
13785 (construct_container): Fix handling of SSE operands.
13786 (ix86_expand_builtin): Fix handling of 64bit pointers.
13787 (mmx_maskmovq_rex): New pattern.
13789 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
13791 * regrename.c (kill_set_value): Handle subregs properly.
13793 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
13795 * objc/objc-act.c (handle_impent): Remove leading '*'
13796 from objc_class_name.
13798 2002-02-17 Richard Henderson <rth@redhat.com>
13800 * config/alpha/alpha.c (some_small_symbolic_operand,
13801 some_small_symbolic_operand_1, split_small_symbolic_operand,
13802 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
13803 Handle small SYMBOL_REFs anywhere, not just inside memories.
13804 * config/alpha/alpha-protos.h: Update.
13805 * config/alpha/alpha.h (PREDICATE_CODES): Update.
13806 * config/alpha/alpha.md (small symbolic operand splitter): Update.
13808 2002-02-17 Roland McGrath <roland@frob.com>
13810 * config.gcc (powerpc-*-gnu-gnualtivec*,
13811 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
13812 * config/rs6000/gnu.h: New file.
13813 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
13814 Grok "gnu" in rs6000_abi_name.
13815 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
13816 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
13817 Grok -mcall-gnu analogous to -mcall-linux et al.
13818 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
13819 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
13820 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
13822 2002-02-17 Jakub Jelinek <jakub@redhat.com>
13825 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
13828 2002-02-17 Philipp Thomas <pthomas@suse.de>
13830 * config/cris/cris.h: Undefine STARTFILE_SPEC and
13831 ENDFILE_SPEC before (re)defining them.
13833 2002-02-17 Kazu Hirata <kazu@hxi.com>
13835 * config/h8300/h8300.c: Fix formatting.
13836 * config/h8300/h8300.h: Likewise.
13838 2002-02-17 Philipp Thomas <pthomas@suse.de>
13840 * doc/tm.texi: Explain why empty strings should not be
13841 marked for translation.
13843 2002-02-17 Philipp Thomas <pthomas@suse.de>
13845 * final.c (output_operand_lossage): Changed to accept
13846 printf style arguments. Change calls where necessary.
13847 * output.h (output_operand_lossage): Change declaration
13848 accordingly. Update copyright.
13849 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
13850 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
13851 Update copyright date where necessary.
13853 * config/i386/i386.c (print_operand): Likewise. Remove use of
13856 * config/cris/cris.c (cris_operand_lossage): Likewise.
13857 Rename parameter so that exgettext recognizes it as
13858 translatable message.
13859 (LOSE_AND_RETURN): Rename parameter to msgid.
13861 2002-02-17 Kazu Hirata <kazu@hxi.com>
13863 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
13864 hard coded register number with an appropriate macro.
13865 (HARD_REGNO_MODE_OK): Likewise.
13866 (ARG_POINTER_REGNUM): Likewise.
13867 (STATIC_CHAIN_REGNUM): Likewise.
13868 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
13869 * config/h8300/h8300.md (define_constants): Define more
13872 2002-02-17 Philipp Thomas <pthomas@suse.de>
13874 * config/i386/i386.h: Don't mark empty strings for translation.
13876 2002-02-16 H.J. Lu <hjl@gnu.org>
13878 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
13880 2002-02-16 Zack Weinberg <zack@codesourcery.com>
13882 * cppinit.c (merge_include_chains): Check for brack being
13883 NULL before attempting to merge it with qtail.
13885 2002-02-16 Andrew Cagney <ac131313@redhat.com>
13887 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
13890 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13892 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
13894 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13896 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
13897 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
13898 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
13900 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13902 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
13903 now only if !TARGET_FIX.
13904 (*movsi_nt_vms_fix): New pattern.
13906 2002-02-16 Douglas B Rupp <rupp@gnat.com>
13908 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
13909 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
13910 (alpha_sa_mask, alpha_sa_size): Reflect above change.
13911 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
13912 (alpha_start_function, alpha_expand_epilogue): Likewise.
13913 (unicosmk_gen_dsib): Likewise.
13915 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13917 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
13919 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
13921 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
13922 check_and_change_labels, s390_final_chunkify): Delete.
13923 (s390_split_branches, s390_chunkify_pool): New functions.
13924 (s390_function_prologue): Call them.
13926 * config/s390/s390.h (S390_REL_MAX): Delete.
13927 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
13929 * config/s390/s390.md (cjump, icjump, jump): Fix length
13930 attribute calculation.
13933 2002-02-15 David Edelsohn <edelsohn@gnu.org>
13935 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
13936 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
13938 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
13940 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
13941 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
13942 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
13944 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
13946 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
13948 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
13950 * reload.c (find_dummy_reload): Check that an output register
13951 is valid for its mode.
13953 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
13955 * combine.c (known_cond): After replacing the REG of a SUBREG, try
13958 * function.c (assign_parms): Demote promoted argument passed by
13959 transparent reference.
13961 2001-02-14 Joel Sherrill <joel@OARcorp.com>
13963 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
13964 -Acpu() and -Amachine() to eliminate warnings.
13966 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
13968 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
13970 2002-02-14 Kazu Hirata <kazu@hxi.com>
13972 * config/h8300/h8300-protos.h: Update the prototype for
13974 * config/h8300/h8300.c (const_costs): Treat SET as a little
13975 more expensive operation.
13976 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
13977 reference to const_costs.
13979 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
13981 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
13983 2002-02-14 Jakub Jelinek <jakub@redhat.com>
13986 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
13987 use arguments from newtype.
13989 2002-02-13 Eric Christopher <echristo@redhat.com>
13991 * config/mips/mips.c (override_options): Add check for march/mipsX
13992 on the same command line. Fix error message in cpu processing.
13993 Remove architecture and ISA checks.
13995 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
13997 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
13999 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
14001 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
14003 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
14005 ("*movv8hi_internal1"): Same.
14006 ("*movv16qi_internal1"): Same.
14007 ("*movv4sf_internal1"): Same.
14009 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
14010 not push_reload for altivec modes.
14012 2002-02-13 Joel Sherrill <joel@OARcorp.com>
14014 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
14015 all RTEMS targets including removal of #includes from config/*/rtems*.h
14016 file and adding them to tm_file setting. Added xm_defines=POSIX to
14018 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
14019 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
14020 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
14021 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
14022 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
14023 config/m68k/rtemself.h: Ditto.
14024 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
14025 config/mips/rtems64.h: Ditto.
14026 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
14027 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
14029 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
14030 config/sparc/rtemself.h: Ditto.
14031 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
14032 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
14033 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
14035 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
14036 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
14037 target made more similar to i386-elf.
14038 * config/i386/t-rtems-i386: Added soft float support and multilibs.
14039 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
14040 be similar to config/m68k/t-m68kelf.
14041 * gthr-rtems.h: Encapsulate with extern "C" for C++.
14043 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
14045 * regmove.c (kill_value): Handle subregs.
14047 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
14049 * i386.md (mul patterns): Allow memory operand to be first;
14050 add expanders where needed; fix constraints.
14051 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
14052 Allow memory operand to be the first.
14054 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
14057 2002-02-13 Jakub Jelinek <jakub@redhat.com>
14060 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
14063 2002-02-13 Jakub Jelinek <jakub@redhat.com>
14065 PR optimization/5547:
14066 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
14067 all valid IA-32 address modes involving non-scaled %ebx and
14068 GOT/GOTOFF as displacement.
14070 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
14072 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
14073 after emitting ltorg insns.
14075 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
14076 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
14077 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
14078 *abssf2): Fix "op_type" attribute.
14080 2002-02-13 Douglas B Rupp <rupp@gnat.com>
14082 * mkconfig.sh: Avoid using a subshell redirect.
14083 ($output.T): Change to $(output)T.
14084 (ENABLE_NLS): Remove unneeded undef.
14086 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
14087 * config/alpha/x-vms (libsubdir): Define.
14089 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
14090 register frame procedures. Optimize retrieving context.
14092 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
14093 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
14094 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
14096 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14098 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
14099 Make same change as for find_base_value.
14101 2002-02-13 Kazu Hirata <kazu@hxi.com>
14103 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
14104 of QImode and SImode.
14106 2002-02-13 Kazu Hirata <kazu@hxi.com>
14108 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
14109 length computation of movsi.
14110 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
14112 2002-02-13 Kazu Hirata <kazu@hxi.com>
14114 * config/h8300/h8300.md (subqi3): Tighten the predicate for
14115 operands[2] to register_operand.
14117 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
14119 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
14121 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
14123 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
14124 for altivec_lvx* and altivec_stvx*.
14125 ("*movv4si_internal"): Add constraint for loading from GPRs.
14126 ("*movv8hi_internal1"): Same.
14127 ("*movv16qi_internal1"): Same.
14128 ("*movv4sf_internal1"): Same.
14130 * config/rs6000/rs6000.c (altivec_register_operand): New.
14132 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
14133 altivec_register_operand.
14135 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
14137 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
14140 2002-02-13 Stan Shebs <shebs@apple.com>
14142 * c-typeck.c (digest_init): Handle vectors.
14143 (really_start_incremental_init): Same.
14144 (pop_init_level): Same.
14145 (process_init_element): Same.
14147 * varasm.c (output_constant): Same.
14149 * expr.c (clear_storage): Same.
14150 (store_constructor): Same.
14152 2002-02-12 Eric Christopher <echristo@redhat.com>
14154 * explow.c (hard_function_value): Add comment explaining
14155 signed/unsigned comparison.
14157 2002-02-12 Jakub Jelinek <jakub@redhat.com>
14159 * jump.c (never_reached_warning): Add finish argument.
14160 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
14161 real insn after end.
14162 * rtl.h (never_reached_warning): Adjust prototype.
14163 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
14164 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
14165 never_reached_warning.
14167 2002-02-12 Graham Stott <grahams@redhat.com>
14169 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
14171 2002-02-12 Kazu Hirata <kazu@hxi.com>
14173 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
14174 logical shifts on H8/300.
14175 (shift_alg_si): Improve several shifts on H8/300.
14176 (get_shift_alg): Likewise.
14178 2002-02-12 Graham Stott <grahams@redhat.com>
14180 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
14182 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14184 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
14185 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
14187 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
14189 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
14190 non-CONST_INT through default_assemble_integer.
14191 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
14192 <case 8>: Abort for CONST_DOUBLE.
14194 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
14196 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
14198 * config/pa/pa-linux.h (LIB_SPEC): Delete.
14199 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
14201 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
14203 * config/stormy16/stormy16.md (zero_extendqihi2): New.
14205 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
14207 * regrename.c (regrename_optimize): Don't accept a
14208 part-clobbered register if the replaced register is not part
14211 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
14212 take padding into account when computing the argument value.
14214 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
14216 * combine.c (try_combine): Apply substitutions in
14217 CALL_INSN_FUNCTION_USAGE too.
14219 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
14221 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
14222 __builtin_altivec_abs*.
14225 * config/rs6000/rs6000.h (rs6000_builtins): Add
14226 ALTIVEC_BUILTIN_ABS*.
14228 * config/rs6000/altivec.h: Use const char for builtins expecting
14230 (vec_abs): New versions for C and C++.
14233 2002-02-10 Kazu Hirata <kazu@hxi.com>
14235 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
14238 2002-02-10 Kazu Hirata <kazu@hxi.com>
14240 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
14241 constant definition from h8300.md.
14242 (FRAME_POINTER_REGNUM): Likewise.
14243 * config/h8300/h8300.md (define_constants): Add FP_REG.
14245 2002-02-10 Kazu Hirata <kazu@hxi.com>
14247 * config/h8300/h8300.c (print_operand): Remove redundant code.
14249 2002-02-10 Kazu Hirata <kazu@hxi.com>
14251 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
14252 * config/h8300/h8300.c (byte_reg): Make it static.
14254 2002-02-10 Richard Henderson <rth@redhat.com>
14257 * c-typeck.c (incomplete_type_error): Handle flexible array members.
14259 2002-02-10 Richard Henderson <rth@redhat.com>
14262 * tree.c (append_random_chars): Don't abort if main_input_filename
14265 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
14267 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
14269 2002-02-10 Kazu Hirata <kazu@hxi.com>
14271 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
14272 (pushhi1): Likewise.
14274 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
14276 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
14277 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
14279 2002-02-09 David O'Brien <obrien@FreeBSD.org>
14281 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
14283 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
14285 2002-02-09 Kazu Hirata <kazu@hxi.com>
14287 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
14288 a half of an SImode register on H8/300.
14290 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
14292 * i386.md (movdi_2): Add missing '!'.
14294 2002-02-09 Kazu Hirata <kazu@hxi.com>
14296 * config/h8300/h8300.h: Fix formatting. Remove commented-out
14299 2002-02-09 Kazu Hirata <kazu@hxi.com>
14301 * config/h8300/h8300.md (length): Correct the distance valid
14302 for the short branch.
14304 2002-02-09 Kazu Hirata <kazu@hxi.com>
14306 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
14308 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
14310 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
14311 registers in SImode.
14312 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
14315 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
14318 Contribute sh64-elf.
14319 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
14320 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
14321 (sh_cannot_modify_jumps_p): New function.
14322 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
14323 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
14324 (sh_ms_bitfield_layout_p): New function.
14325 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
14326 Zack Weinberg <zack@codesourcery.com>
14327 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
14328 expand_simple_binop instead of expand_binop.
14329 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
14330 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
14331 use of .quad and .uaquad.
14332 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
14333 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
14334 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14335 * config/sh/sh.md (movdi_const, movdi_const_32bit,
14336 movdi_const_16bit): Make sure all CONSTs have modes.
14337 (sym2PIC): Ditto, but by adjusting all callers.
14338 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
14339 if the prologue calls the SHmedia argument decoder or register
14341 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
14342 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
14343 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
14344 (sh_expand_epilogue): Don't emit USE of return target register.
14345 (prepare_move_operands): Legitimize DImode PIC addresses.
14346 (sh_media_register_for_return): Skip tr0, used to initialize the
14348 (sh_expand_prologue): Remove explicit USE of return register.
14349 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
14350 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
14351 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
14352 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
14353 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
14354 EXTRA_CONSTRAINT_T.
14355 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
14356 (MOVI_SHORI_BASE_OPERAND_P): New.
14357 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
14358 (EXTRA_CONSTRAINT_T): Define in terms of them.
14359 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
14360 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
14361 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
14362 alternatives supporting TARGET_REGS.
14363 (UNSPEC_GOTPLT): New constant.
14364 (movdi split): Move incrementing of LABEL_NUSES...
14365 (movdi_const, movdi_const_32bit): Here. Use
14366 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
14367 (movdi_const_16bit): New.
14368 (call, call_value) [flag_pic]: Use GOTPLT.
14369 (call_pop, call_value_pop): New expands.
14370 (call_pop_compact, call_pop_rettramp): New insns.
14371 (call_value_pop_compact, call_value_pop_rettramp): New insns.
14372 (sibcall) [flag_pic]: Use GOT.
14373 (builtint_setjmp_receiver): Remove bogus, unused expand.
14374 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
14375 (*pt, *ptb, ptrel): New insns.
14376 (sym2GOT): Handle DImode GOT.
14377 (sym2GOTPLT, symGOTPLT2reg): New expands.
14378 (sym2PIC): New expand.
14379 (shcompact_return_tramp): Use GOTPLT to return trampoline.
14380 (shcompact_return_tramp_i): Use return register explicitly.
14381 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
14382 disable flag_reorder_blocks.
14383 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
14384 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
14385 clobbers, for clarity.
14386 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
14387 restoring of r0 in macl as MAYBE_DEAD.
14388 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
14389 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
14390 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
14391 alter_subreg all over.
14392 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
14393 reload, instead of emitting instructions that would require
14395 (casesi_load_media): Add missing modes.
14396 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
14397 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
14398 as used if the argument decoder is called.
14399 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
14400 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
14401 Pmode, then extend it to DImode if necessary.
14402 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
14403 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
14404 constants in FPU-enabled SHmedia, let them be loaded from memory.
14405 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
14406 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
14407 Adjust whitespace in assembly output templates.
14408 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
14409 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
14410 mode of if_then_else.
14411 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
14412 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
14414 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
14415 Joern Rennecke <amylaar@redhat.com>
14416 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
14417 (SUBTARGET_CPP_PTR_SPEC): New.
14418 (SUBTARGET_CPP_SPEC): Remove.
14419 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
14420 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
14421 Fix typo in previous checkin.
14422 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
14423 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
14424 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
14425 Alexandre Oliva <aoliva@redhat.com>
14426 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
14427 what single FP register can hold for SHmedia target.
14428 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
14429 Alexandre Oliva <aoliva@redhat.com>
14430 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
14431 Do not split into SUBREG.
14432 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
14433 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
14434 and added new functions as specified in SH5 ABI r9.
14435 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
14436 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
14438 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
14439 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
14440 gen_consttable_4 and gen_consttable_8. Emit multiple labels
14441 and consttable_window_ends.
14442 2001-06-03 Graham Stott <grahams@redhat,com>
14443 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
14444 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
14445 * config/sh/sh.c (print_operand): Handle floating-point pair,
14446 vector and matrix registers.
14447 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
14448 vector modes into account.
14449 * config/sh/sh.md (movv2sf): Split move between registers into
14451 (movv4sf, movv16sf): Introduce insns that get split only after
14453 * config/sh/shmedia.h: Fix Copyright dates.
14454 * config/sh/ushmedia.h: Likewise. Move loop counter
14455 declarations into conditionals that uses them.
14456 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
14458 * config/sh/sshmedia.h: Fix Copyright dates.
14459 (sh_media_PUTCFG): Fix constraints.
14460 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
14461 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
14462 ptrmemfunc_vbit_in_delta for SH5.
14463 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
14464 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
14465 * invoke.texi: Likewise.
14466 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
14467 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
14468 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
14469 GCC_pop_shmedia_regs_nofpu): New global symbols.
14470 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
14471 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
14472 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
14473 compact function with nonlocal labels.
14474 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
14475 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
14476 (initial_elimination_offset): Account for their stack space.
14477 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
14478 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
14479 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
14480 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
14481 least one of the operands to be a register.
14482 (movv2sf): Likewise. Renamed to movv2sf_i.
14483 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
14484 prepare_move_operands() before emitting SHmedia insns.
14485 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
14486 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
14487 Don't save nor initialize r12. Don't mis-align the stack.
14488 Pad the code with a nop.
14489 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
14491 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
14492 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
14493 [__SHMEDIA__]: Implement.
14494 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
14495 * config/sh/sh.md: Set latency of `pt' closer to reality.
14496 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
14497 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
14498 Set move, load and store type attributes.
14499 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
14500 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
14502 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
14503 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
14504 * config/sh/sh.c (sh_media_register_for_return): New function.
14505 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
14506 branch-target register.
14507 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
14508 * config/sh/sh.md (return_media_i): Use any call-clobbered
14509 branch-target register.
14510 (return_media): If r18 wasn't copied in the prologue, copy it
14512 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
14513 Clear class FP0_REGS.
14514 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
14516 2001-03-08 DJ Delorie <dj@redhat.com>
14517 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
14518 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
14519 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
14520 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
14521 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
14522 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
14523 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
14524 return value correctly for call_cookie.
14525 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
14526 * config/sh/crt1.asm (start): Modified so as to call
14527 ___setup_argv_and_call_main.
14528 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
14529 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
14531 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
14532 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
14533 (STRIP_NAME_ENCODING): Use it.
14534 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
14535 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
14536 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
14537 prepare_scc_operands().
14538 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
14539 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
14540 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
14541 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
14542 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
14543 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
14544 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
14545 used in shcompact_incoming_args.
14546 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
14548 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
14550 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
14551 Adjust accordingly.
14552 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
14553 Simplify. Adjust. Add sanity check.
14554 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
14556 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
14558 (udivsi3, divsi3): Use them.
14559 (force_mode_for_call): New insn.
14560 (call, call_value, sibcall_value): Emit it before SHcompact
14562 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
14563 * config/sh/sh.md (call, call_value, sibcall): Make sure the
14564 call cookie is non-NULL before taking its value.
14565 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
14566 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
14567 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
14568 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
14570 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
14571 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
14572 temporary for stack adjusts. Use MACL and MACH to pass
14573 arguments to shcompact_incoming_args.
14574 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
14576 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
14577 (nested_trampoline): Load static chain address into r1.
14578 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
14579 2001-01-07 Alexandre Oliva <aoliva@redhat.com
14580 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
14581 fp_arith_reg_operand().
14582 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
14583 * config/sh/sh.md (casesi): Sign-extend the first two operands,
14584 and use signed compares for them.
14585 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
14586 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
14587 ones properly aligned.
14588 (find_barrier): Account for extra alignment needed for 8-byte wide
14590 (machine_dependent_reorg): Require a label for the second 4-byte
14591 constant after an 8-byte one.
14592 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
14594 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
14595 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
14596 last_float when switching float modes.
14597 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
14598 auto-increment for general-purpose registers.
14599 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
14601 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
14603 * config/sh/sh.c (sh_builtin_saveregs): Support using all
14604 registers for varargs.
14605 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
14606 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
14607 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
14608 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
14609 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
14610 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
14611 call_cookie accordingly.
14612 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
14613 (SHCOMPACT_BYREF): Likewise.
14614 (SHCOMPACT_FORCE_ON_STACK): New macro.
14615 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
14616 (sh_builtin_saveregs): Likewise.
14617 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14618 shcompact_incoming_args): Use new shift values. Support
14619 sequences of consecutive and non-consecutive pushes/pops.
14620 * config/sh/sh.md (return): Don't explicitly use PR_REG.
14621 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
14622 * config/sh/sh.h (TEXT_SECTION): Define.
14623 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
14624 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
14625 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
14626 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
14627 return values on FPU-enabled SHmedia.
14628 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
14629 FPU-enabled SHmedia.
14630 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
14631 value is returned in a non-FP reg and is not returned by
14633 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
14635 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
14636 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
14637 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
14638 quad-aligned to be passed by callee-copy reference.
14639 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
14640 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
14641 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
14642 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
14643 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
14644 copying low-numbered FP regs to r7 and r8.
14645 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
14646 FP regs to general-purpose regs only if the copy was passed on the
14648 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
14649 copying FP reg to r9.
14650 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
14651 copy FP regs to general-purpose regs only in outgoing calls.
14652 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
14653 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
14655 * config/sh/sh.h (struct sh_args): Document all fields.
14656 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
14657 passed partially on the stack should not consider making
14659 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
14660 stack_regs only for incoming calls. When passing FP args,
14661 make sure there are FP regs available before modifying
14663 (SHCOMPACT_BYREF): Pass double args in general-purpose
14664 registers by reference.
14665 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
14666 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
14667 attempt to generate sibcalls if the caller got any arguments
14669 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
14670 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
14671 to 8-byte boundaries.
14672 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
14673 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
14674 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
14675 stored in the stack.
14676 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
14677 for the offsets to have the ISA bit set.
14678 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
14679 invocation. Use beq instead of bgt to mark end of sequence of
14681 (shcompact_incoming_args): Fix store of r2. Use beq instead of
14682 bgt to mark end of sequence of stores.
14683 * config/sh/sh.c (arith_operand): Don't check whether
14684 CONST_OK_FOR_J for now.
14685 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
14686 instead of long for conversion.
14687 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
14688 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
14689 before passing it to fprintf.
14690 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
14691 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
14692 Call set_fpscr before reading/writing SR.
14693 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
14695 * config/sh/lib1funcs.asm: Add `.align 2' directives before
14697 (FMOVD_WORKS): Define on SH5 with FPU.
14698 (set_fpscr): Define on SH5. Remove separate _fpscr_values
14700 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
14702 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
14703 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
14705 (ia_main_table): Ditto.
14706 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
14707 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
14708 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
14709 the definitions from sh.h.
14710 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
14712 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
14713 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
14714 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
14715 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
14716 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
14717 Increment LABEL_NUSES.
14719 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
14721 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
14723 * config/sh/elf.h (SIZE_TYPE): Likewise.
14724 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
14725 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14726 shcompact_incoming_args): Load switch table addresses using
14728 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
14729 (NO_BUILTIN_SIZE_TYPE): Define.
14730 (SIZE_TYPE): Don't define.
14731 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
14732 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
14733 definition of __SH5__=32 for -m5-compact-nofpu.
14734 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
14736 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
14737 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
14738 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
14739 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
14740 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
14741 (INSN_LENGTH_ALIGNMENT): Likewise.
14742 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14743 * config/sh/sh.md (call, call_value, sibcall): Simplify
14744 copying of non-branch-target register.
14745 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14746 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
14747 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
14748 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
14749 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
14750 floating-point values as structs.
14751 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
14752 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
14753 general-purpose register.
14754 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
14755 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
14756 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
14757 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
14758 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
14759 (ENCODE_SECTION_INFO): Enclose variables and constants in
14761 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
14762 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
14763 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
14764 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
14765 only for LABEL_REFs. For SYMBOL_REFs, prepend
14766 SH_DATALABEL_ENCODING to the symbol name.
14767 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
14769 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
14770 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
14772 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
14773 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
14774 (DATALABEL_REF_P): Don't require CONST.
14775 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
14777 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
14778 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
14780 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
14781 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
14782 Use shallow_copy_rtx and PUT_MODE to change the mode of
14783 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
14784 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
14785 on SHmedia using GENERAL_REGs.
14786 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
14787 bltu_media_i): Fix reversion of conditions.
14788 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
14789 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
14790 * config/sh/sh.c (output_far_jump): Save r13 in macl.
14791 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
14792 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
14793 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
14794 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
14795 (GCC_nested_trampoline): Likewise.
14796 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
14797 * config/sh/sh.c (gen_datalabel_ref): Define.
14798 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
14799 (INITIALIZE_TRAMPOLINE): Likewise.
14800 (TRAMPOLINE_ADJUST_ADDRESS): Define.
14801 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
14802 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
14803 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
14804 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
14805 (ic_invalidate): Adjust for SH5.
14806 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
14807 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
14808 _nested_trampoline.
14809 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
14810 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
14811 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
14812 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
14813 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
14814 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
14815 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
14816 * config/sh/sh.c (target_reg_operand): Match only target-branch
14817 registers and pseudos that aren't virtual registers.
14818 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
14819 Copy operands that don't match target_reg_operand to pseudos.
14820 (call_media, call_value_media, sibcall_media): Use
14821 target_reg_operand instead of target_operand.
14822 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
14823 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
14824 * config/sh/sh.c (target_reg_operand): Match hardware registers
14825 other than branch-target registers.
14826 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
14827 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
14828 (fpscr_values) [SH5 == 32]: Define.
14829 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
14830 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
14831 Handle function addresses coming in SUBREGs.
14832 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
14833 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
14834 shcompact_return_trampoline): Use datalabel where appropriate.
14835 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
14836 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
14837 general-purpose register to copy one branch-target register to
14839 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
14840 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
14841 SYMBOL_REFs with VOIDmode.
14842 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
14843 bltu_media_i): New insns.
14844 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
14845 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
14846 (INIT_CUMULATIVE_ARGS): Likewise.
14847 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
14848 * machmode.def (V16SFmode): New mode.
14849 * c-common.c (type_for_mode): Support V2SF and V16SF.
14850 * tree.c (build_common_tree_nodes_2): Likewise.
14851 * tree.h (tree_index): Likewise.
14852 * calls.c (emit_call_1): Take args_so_far. Adjust all
14853 callers. Introduce CALL_POPS_ARGS.
14854 * tm.texi (CALL_POPS_ARGS): Document.
14855 * config/sh/crt1.asm: Implement in SHmedia mode.
14856 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
14857 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
14858 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
14859 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
14860 Implement divsi and udivsi in SHmedia mode. Introduce
14861 SHcompact trampolines.
14862 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
14864 (regno_reg_class): Rewrite.
14865 (fp_reg_names): Remove.
14866 (sh_register_names, sh_additional_register_names): New.
14867 (print_operand): Added `u'. Support SUBREGs in addresses.
14868 Add parentheses around shifted CONSTs.
14869 (output_file_start): Output .mode and .abi directives.
14870 (shiftcosts, addsubcosts, multcosts): Adjust.
14871 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
14872 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
14873 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
14874 bytes, not registers. Take into account the need for the
14875 SHcompact incoming args trampoline. Adjust all callers.
14876 (sh_expand_prologue): Take stack_regs into account. Call
14877 incoming args trampoline. Keep stack aligned as per SH5 ABI.
14878 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
14879 stack aligned as per SH5 ABI.
14880 (sh_builtin_saveregs): Support SH5 ABI.
14881 (sh_build_va_list, sh_va_start): Likewise.
14882 (initial_elimination_offset): Take alignment into account.
14883 Compute location of PR according to the SH5 stack frame.
14884 (arith_reg_operand): Reject branch-target registers.
14885 (shmedia_6bit_operand): New.
14886 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
14887 (target_reg_operand): Match DImode only. Accept SUBREGs.
14888 (target_operand): New.
14889 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
14890 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
14891 SIBCALL_REGS for SHmedia.
14892 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
14893 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
14894 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
14895 (TARGET_SWITCHES): New SH5 flags.
14896 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
14897 VALID_REGISTER_P to disable unsupported registers.
14898 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
14899 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
14900 (FUNCTION_ARG_PADDING): Define.
14901 (FASTEST_ALIGNMENT): Adjust.
14902 (SH_REGISTER_NAMES_INITIALIZER): New.
14903 (sh_register_names): Declare.
14904 (DEBUG_REGISTER_NAMES): Define.
14905 (REGISTER_NAMES): Define based on sh_register_names.
14906 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
14907 (sh_additional_register_names): Declare.
14908 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
14909 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
14910 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
14911 (REGISTER_NATURAL_MODE): Define.
14912 (FIRST_PSEUDO_REGISTER): Adjust.
14913 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
14914 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
14915 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
14916 (VECTOR_MODE_SUPPORTED_P): Define.
14917 (REG_CLASS_CONTENTS): Adjust.
14918 (SMALL_REGISTER_CLASSES): Adjust.
14919 (REG_ALLOC_ORDER): Adjust.
14920 (INDEX_REG_CLASS): Adjust.
14921 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
14922 (CONST_OK_FOR_LETTER_P): Adjust.
14923 (PREFERRED_RELOAD_CLASS): Adjust.
14924 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
14925 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
14926 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
14927 (FIRST_FP_PARM_REG): Adjust.
14928 (CALL_POPS_ARGS): Define.
14929 (FUNCTION_ARG_REGNO_P): Adjust.
14930 (struct sh_args): New fields.
14931 (GET_SH_ARG_CLASS): Adjust.
14932 (INIT_CUMULATIVE_ARGS): Adjust.
14933 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
14934 (FUNCTION_ARG_ADVANCE): Adjust.
14935 (FUNCTION_ARG): Adjust.
14936 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
14937 (FUNCTION_ARG_CALLEE_COPIES): Define.
14938 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
14939 (STRICT_ARGUMENT_NAMING): Define.
14940 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
14941 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
14942 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
14943 (SETUP_INCOMING_VARARGS): Adjust.
14944 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
14945 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
14946 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
14947 (SUBREG_OK_FOR_INDEX_P): Adjust.
14948 (EXTRA_CONSTRAINT_S): Update.
14949 (EXTRA_CONSTRAINT_T): New.
14950 (EXTRA_CONSTRAINT): Adjust.
14951 (GO_IF_LEGITIMATE_INDEX): Adjust.
14952 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
14953 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
14954 (MOVE_MAX): Adjust.
14955 (MAX_MOVE_MAX): Define.
14957 (CONST_COSTS): Adjust.
14958 (REGISTER_MOVE_COST): Adjust.
14959 (BRANCH_COST): Adjust.
14960 (TEXT_SECTION_ASM_OP): Adjust.
14961 (DBX_REGISTER_NUMBER): Adjust.
14962 (ASM_OUTPUT_DOUBLE_INT): New.
14963 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
14964 (PREDICATE_CODES): Adjust.
14965 (PROMOTE_MODE): Adjust.
14966 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
14967 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
14968 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
14969 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
14970 (DR0_REG, DR2_REG, DR4_REG): Renumber.
14971 (TR0_REG, TR1_REG, TR2_REG): New.
14972 (XD0_REG): Renumber.
14973 (UNSPEC_COMPACT_ARGS): New.
14974 (type): Added pt and ptabs.
14975 (length): Default to 4 on SHmedia. Default pt length to 12
14976 and 20 on SHmedia32 and SHmedia64, respectively.
14977 (pt): New function unit.
14978 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
14979 Add whitespace between operands of SHmedia instructions.
14981 (adddi3_media, addsi3_media): Adjust constraints.
14982 (subsi3) [SHmedia]: Force operand 1 into a register.
14983 (udivsi3_i1_media, udivsi3_i4_media): New.
14984 (udivsi3): Support SHmedia.
14985 (divsi3_i1_media, divsi3_i4_media): New.
14986 (divsi3): Support SHmedia.
14987 (anddi3, iordi3, xordi3): Adjust constraints.
14988 (zero_extendhidi2, zero_extendqidi2): New.
14989 (extendsidi2, extendhidi2, extendqidi2): New.
14990 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
14991 (pop_e, pop_fpul, pop_4): Likewise.
14992 (movsi_media): Support FP and BT registers.
14993 (movsi_media_nofpu): New. Adjust splits to DImode.
14994 (lduw, ldub): Renamed to zero_extend* above.
14995 (movqi_media): Fix typo.
14996 (movdi_media): Support FP and BT registers.
14997 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
14998 (movdi_const_32bit): New.
14999 (shori_media): Require immediate operand. Use `u' for output.
15000 (movdf_media, movsf_media): Simplified.
15001 (movdf_media_nofpu, movsf_media_nofpu): New.
15002 (movdf, movsf): Adjust
15003 (movv2sf, movv2sf, movv16sf): New.
15004 (beq_media, beq_media_i): Adjust constraints. Don't use
15005 scratch BT register.
15006 (bne_media, bne_media_i): Likewise.
15007 (bgt_media, bgt_media_i): Likewise.
15008 (bge_media, bge_media_i): Likewise.
15009 (bgtu_media, bgtu_media_i): Likewise.
15010 (bgeu_media, bgeu_media_i): Likewise.
15011 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
15012 bunordered): Emit jump insn. Force operands to registers when
15014 (jump_media, jump): Simplify.
15015 (call_compact, call_compact_rettramp): New.
15016 (call_value_compact, call_value_compact_rettramp): New.
15017 (call_media, call_value_media): Simplify.
15018 (sibcall_compact, sibcall_media): New.
15019 (call, call_value): Adjust for SHmedia and SHcompact.
15020 (sibcall, sibcall_value, untyped_call): Likewise.
15021 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
15022 (indirect_jump): Adjust for SHmedia.
15023 (casesi_jump_media): New.
15024 (nop): Re-enable for SHmedia.
15025 (call_site): Restrict to SH1.
15026 (casesi): Adjust for SHmedia.
15027 (casesi_shift_media, casesi_load_media): New.
15028 (return): Explicitly use PR register. Call return trampoline
15030 (return_i): Explicitly use PR register.
15031 (shcompact_return_tramp, shcompact_return_tramp_i): New.
15032 (return_media): Adjust.
15033 (shcompact_incoming_args): New.
15034 (epilogue): Adjust.
15035 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
15036 (movstrsi): Disable on SH5.
15037 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
15038 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
15039 (subsf3, subsf3_media): Likewise.
15040 (mulsf3, mulsf3_media, mac_media): Likewise.
15041 (divsf3, divsf3_media): Likewise.
15042 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
15043 (floatsisf2, fux_truncsfsi2): Likewise.
15044 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
15046 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
15047 (cmpunsf_media, cmpsf): Likewise.
15048 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
15049 (abssf2, abssf2_media): Likewise.
15050 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
15051 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
15052 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
15053 (floatsidf2, fix_truncdfsi2): Likewise.
15054 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
15056 (cmpeqdf_media, cmpgtdf_media): Likewise.
15057 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
15058 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
15059 (absdf2, absdf2_media): Likewise.
15060 (extendsfdf2, extendsfdf2_media): Likewise.
15061 (truncsfdf2, truncsfdf2_media): Likewise.
15062 * config/sh/sh64.h: New file.
15063 * config/sh/t-sh64: New file.
15064 * config/sh/shmedia.h: New file.
15065 * config/sh/ushmedia.h: New file.
15066 * config/sh/sshmedia.h: New file.
15067 * configure.in: Added sh64-*-elf.
15068 * configure: Rebuilt.
15069 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
15070 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
15071 (reg_class_from_letter): Use `b' for TARGET_REGS.
15072 (print_operand): Support `%M', `%m', `AND' and
15073 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
15074 (andcosts): Adjust for SHmedia.
15075 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
15077 (target_reg_operand): New function.
15078 * config/sh/sh-protos.h (target_reg_operand): Declare.
15079 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
15080 FP registers on SH5.
15081 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
15083 (TARGET_REGISTER_P): New macro.
15084 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
15085 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
15086 (EXTRA_CONSTRAINT_S): New macro.
15087 (EXTRA_CONSTRAINT): Adjust.
15088 (FLOAT_TYPE_SIZE): Define to 32.
15089 (Pmode): DImode on SHmedia.
15090 (CONST_COSTS): Adjust for SHmedia literals.
15091 (PREDICATE_CODES): Added target_reg_operand.
15092 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
15093 * config/sh/sh.md: Remove all attrs from SHmedia insns.
15094 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
15095 (cmpdi): Accept SHmedia.
15096 (movdicc_false, movdicc_true): New insns.
15097 (movdicc): New expand.
15098 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
15100 (addsi3_media): Match `S' constraint.
15101 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
15102 (negdi2): Expand for SHmedia.
15103 (one_cmpldi2): New expand.
15104 (zero_extendsidi2): Change from expand to insn.
15105 (extendsidi2): Add constraints.
15106 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
15107 LD/ST address. Fix SI immediate loading split.
15108 (movhi_media, movqi_media, lduw, ldub): New insns.
15109 (movhi, movqi): Accept SHmedia.
15110 (shori_media, movdi_media): Relax input constraints. Split
15111 symbolic constants.
15112 (movdf_media, movsf_media): New insn. New split to movdi.
15113 (movdf, movsf): Match on SHmedia.
15114 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
15115 bgeu_media): New insns and splits. New insns with `_i' suffix.
15116 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
15117 (bunordered): New expand.
15118 (jump_compact): Renamed from `jump'.
15119 (jump_media): New insn.
15120 (jump): New expand.
15121 (call_media, call_value_media): New insns.
15122 (call, call_value): Adjust.
15123 (indirect_jump_compact): Renamed from `indirect_jump'.
15124 (indirect_jump_media): New insn.
15125 (indirect_jump): New expand.
15126 (untyped_call, return): Accept SHmedia.
15127 (return_media): New insn.
15128 (prologue, epilogue, blockage): Accept SHmedia.
15129 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
15130 (sunordered): New expand.
15131 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
15132 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
15133 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
15134 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
15135 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
15136 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
15137 abssf2_media): New insns.
15138 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
15139 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
15140 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
15141 floatdidf2, floatsidf2_media, fix_truncdfdi2,
15142 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
15143 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
15144 absdf2_media): New insns.
15145 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
15146 (extendsfdf2_media, truncdfsf2_media): New insns.
15147 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
15148 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
15149 * config/sh/sh.h (CONST_OK_FOR_J): Document.
15150 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
15151 * config/sh/sh.md (adddi3): New expand.
15152 (adddi3_media, adddi3z_media): New insns.
15153 (adddi3_compact): Renamed from adddi3.
15154 (addsi3_media): Use add.l r63 to add constant zero.
15155 (subdi3): New expand.
15156 (subdi3_media): New insn.
15157 (subdi3_compact): Renamed from subdi3.
15158 (mulsidi3): New expand.
15159 (mulsidi3_media): New insn.
15160 (mulsidi3_compact): Renamed from mulsidi3.
15161 (umulsidi3): New expand.
15162 (umulsidi3_media): New insn.
15163 (umulsidi3_compact): Renamed from umulsidi3.
15164 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
15165 (ashlsi3, ashrsi3, lshrsi3): Use them.
15166 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
15167 (ashldi3, ashrdi3, lshrdi3): Use them.
15168 (zero_extendsidi2): New expand.
15169 (extendsidi2): New insn.
15170 (movsi_media): New insn. Split to movdi to load constants.
15171 (movsi): Enable for shmedia.
15172 (movdi_media): New insn. Use shori_media to load wide constants.
15173 (short_media): New insn.
15174 (movdi): Enable for shmedia.
15175 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
15176 * config/sh/sh.h (CPP_SPEC): Added `m5'.
15177 (SUBTARGET_CPP_SPEC): Added `!m5'.
15178 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
15179 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
15180 to all other SH variants.
15181 (TARGET_DEFAULT): Set to SH1_BIT.
15182 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
15183 (BITS_PER_WORD): Raise to 64 on shmedia.
15184 (MAX_BITS_PER_WORD): Change to 64.
15185 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
15186 (INT_TYPE_SIZE): Keep as 32.
15187 (UNITS_PER_WORD): Raise to 8 on shmedia.
15188 (MIN_UNITS_PER_WORD): Keep as 4.
15189 (POINTER_SIZE): Raise to 64 on shmedia.
15190 (CONST_OK_FOR_J): New macro.
15191 (CONST_OK_FOR_LETTER_P): Use it.
15192 (processor_type): Add PROCESSOR_SH5.
15193 * config/sh/sh.md: Conditionalize all expands, insns and
15194 splits to TARGET_SH1.
15196 (addsi3_compact): Renamed from...
15197 (addsi3): Now an expand.
15198 (addsi3_media, subsi3_media): New insns.
15199 (subsi3): Don't negate constants with SHmedia.
15201 * hooks.c: New file.
15202 * hooks.h: New file.
15203 * Makefile.in (HOOKS_H): New.
15204 (TARGET_DEF_H): Added $(HOOKS_H).
15205 (OBJS): Added hooks.o.
15206 (cfgcleanup.o, bb-reorder.o): Added target.h.
15207 (hooks.o): Added dependencies.
15208 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
15209 (TARGET_INITIALIZER): this.
15210 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
15211 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
15212 * bb-reorder.c: Include target.h.
15213 (reorder_basic_blocks): Skip if cannot modify jumps.
15214 * cfgcleanup.c: Include target.h.
15215 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
15217 2002-02-08 Chris Demetriou <cgd@broadcom.com>
15219 * config/mips/mips.md (casesi_internal, casesi_internal_di):
15220 Protect jump delay slot instructions with .set noreorder and
15223 2002-02-08 Chris Demetriou <cgd@broadcom.com>
15225 * config/mips/mips.md (casesi_internal_di): Calculate
15226 the index into the target offset table correctly.
15228 2002-02-08 Richard Henderson <rth@redhat.com>
15230 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
15231 * final.c (output_addr_const): Accept and discard SUBREG.
15232 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
15233 mark them unknown instead.
15234 (simplify_subtraction): Handle RTX_UNKNOWN.
15235 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
15237 2002-02-08 David Edelsohn <edelsohn@gnu.org>
15239 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
15241 2002-02-08 Richard Henderson <rth@redhat.com>
15243 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
15245 2002-02-08 Andreas Jaeger <aj@suse.de>
15247 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
15248 * config/i386/t-linux64: New file.
15250 2002-02-08 Jakub Jelinek <jakub@redhat.com>
15252 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
15253 * c-parse.in (compstmt): Clear last_expr_type.
15255 2002-02-07 Richard Henderson <rth@redhat.com>
15257 * loop.c (strength_reduce): Sink final_value when not
15260 2002-02-07 David O'Brien <obrien@FreeBSD.org>
15262 * config/sparc/freebsd.h: Fix mismatched spec {.
15264 2002-02-07 Richard Henderson <rth@redhat.com>
15266 * cfgrtl.c: Include recog.h and insn-config.h.
15267 (keep_with_call_p): Fix general_operand invocation.
15268 * Makefile.in (cfgrtl.o): Update dependencies.
15270 2002-02-07 Kazu Hirata <kazu@hxi.com>
15272 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
15273 comment. Accept HImode only if TARGET_H8300.
15275 2002-02-07 Eric Christopher <echristo@redhat.com>
15277 * config/mips/crtn.asm: Cleanup #ifdefs.
15279 2002-02-07 Eric Christopher <echristo@redhat.com>
15281 * config/mips/crti.asm: Add changes for mips16. mips16 uses
15282 register 7 as RA instead of $31.
15283 * config/mips/crtn.asm: Ditto.
15284 * config/mips/mips.c (mips_move_2words): Add case for
15285 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
15286 (compute_frame_size): Fix typo.
15287 (save_restore_insns): Ditto. Make documentation about using
15288 register $7 as return register more precise.
15289 (mips_expand_epilogue): Fix comment. Add code to work around not
15290 being able to add to the stack pointer directly.
15291 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
15292 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
15295 2002-02-07 Tom Rix <trix@redhat.com>
15297 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
15298 immediates in ldu and stdu DS opcode field.
15299 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
15300 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
15301 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
15303 2002-02-07 Jeff Sturm <jsturm@one-point.com>
15305 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
15306 offset for stack bias.
15308 2002-02-07 H.J. Lu <hjl@gnu.org>
15310 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
15312 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
15314 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
15316 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
15318 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
15319 * i386.c (x86_order_regs_for_local_alloc): New global function.
15320 * i386.h (REG_ALLOC_ORDER): CLeanup.
15321 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
15323 2002-02-07 Richard Henderson <rth@redhat.com>
15325 PR optimization/2463
15326 * alias.c (find_base_value): Recall base values for fixed hard regs.
15327 * loop.c (loop_regs_update): Don't use single_set on non-insns.
15329 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
15331 * config/mips/mips.md (define_delay) [mips16]: Adjust required
15334 2002-02-06 Richard Henderson <rth@redhat.com>
15337 * stmt.c (resolve_operand_name_1): Take more care with mixed
15338 named and unnamed operands.
15340 2002-02-06 Janis Johnson <janis187@us.ibm.com>
15341 Jan Hubicka <jh@suse.cz>
15343 * loop.c (remove_constant_addition): Avoid clobbering a shared
15346 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
15348 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
15349 * config/s390/t-linux64: New file.
15350 * config/s390/libgcc-glibc.ver: New file.
15352 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
15354 * config/s390/linux64.h: Delete file.
15355 * config/s390/s390x.h: New file.
15356 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
15357 as target header file.
15358 * config/s390/linux.h (TARGET_VERSION): Define depending on
15359 DEFAULT_TARGET_64BIT.
15360 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
15361 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
15362 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
15363 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
15364 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
15365 (EXTRA_SPEC): New define.
15366 * config/s390/s390.h (TARGET_VERSION): Define depending on
15367 DEFAULT_TARGET_64BIT.
15368 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
15370 2002-02-06 Jason Merrill <jason@redhat.com>
15372 * c-decl.c (finish_function): Warn about a non-void function with
15373 no return statement and no abnormal exit.
15374 (current_function_returns_abnormally): New variable.
15375 (start_function): Clear it.
15376 (struct c_language_function): Add returns_abnormally.
15377 (push_c_function_context): Save it.
15378 (pop_c_function_context): Restore it.
15379 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
15380 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
15381 an explicit return type.
15382 * c-tree.h: Declare current_function_returns_abnormally.
15383 (C_FUNCTION_IMPLICIT_INT): New macro.
15384 * c-typeck.c (build_function_call): Set it.
15385 (c_expand_return): Set current_function_returns_value even if the
15386 value is erroneous.
15388 2002-02-06 Jakub Jelinek <jakub@redhat.com>
15391 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
15392 unsafe for reevaluation.
15394 2002-02-06 Jakub Jelinek <jakub@redhat.com>
15397 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
15398 EXPR_STMT, but COMPOUND_STMT, recurse into it.
15400 2002-02-06 Richard Henderson <rth@redhat.com>
15402 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
15403 be a general_operand. Dest for function value must be a pseudo.
15405 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
15407 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
15408 as SYMBOL_REFs from the constant pool.
15410 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
15412 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
15413 passed by invisible reference.
15415 2002-02-05 Richard Henderson <rth@redhat.com>
15417 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
15419 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
15421 Implement using "base addresses" in insn operands as default.
15422 * config/mmix/mmix.c (mmix_conditional_register_usage): if
15423 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
15424 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
15425 used to read the rtx value.
15426 (mmix_target_asm_function_epilogue): Fix spacing.
15427 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
15428 (mmix_legitimate_address): Ditto.
15429 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
15430 should be loaded with a GETA insn. Don't allocate needless extra
15431 char for nul termination and fix misleading comment.
15432 (mmix_print_operand_address): Handle constants if
15433 TARGET_BASE_ADDRESSES.
15434 (mmix_output_register_setting): Use base addressing if
15435 TARGET_BASE_ADDRESSES and the number of insns is 3.
15436 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
15437 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
15438 to use R as constraint, add LDA to match s.
15439 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
15440 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
15441 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
15442 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
15443 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
15444 order with other fixed registers.
15445 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
15446 other parameter/call-clobbered registers.
15447 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
15448 -mbase-addresses, -mno-base-addresses.
15449 (MMIX Options): Ditto.
15451 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
15453 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
15455 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
15457 * config/rs6000/altivec.h: Change elem to _S_elem.
15459 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
15461 * config/netbsd.h (WCHAR_TYPE): Define.
15462 (WCHAR_TYPE_SIZE): Ditto.
15463 (WINT_TYPE): Ditto.
15464 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
15465 (WCHAR_UNSIGNED): Ditto.
15466 (WCHAR_TYPE_SIZE): Ditto.
15467 (WINT_TYPE): Ditto.
15468 * config/arm/netbsd.h: Likewise.
15469 * config/i386/netbsd-elf.h: Likewise.
15470 * config/i386/netbsd.h: Likewise.
15471 * config/m68k/netbsd-elf.h: Likewise.
15472 * config/m68k/netbsd.h: Likewise.
15473 * config/ns32k/netbsd.h: Likewise.
15474 * config/sparc/netbsd.h: Likewise.
15475 * config/vax/netbsd.: Likewise.
15477 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
15479 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
15480 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
15481 (TARGET_INITIALIZER): this.
15482 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
15483 (BITFIELD_NBYTES_LIMITED): Markup fix.
15484 * tree.h (default_ms_bitfield_layout_p): Declare.
15485 (record_layout_info): Added prev_field.
15486 * tree.c (default_ms_bitfield_layout_p): New fn.
15487 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
15488 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
15489 * stor-layout.c: Include target.h.
15490 (start_record_layout): Initialize prev_field.
15491 (place_field): Handle MS bit-field layout, and disregard
15492 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
15493 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
15494 * Makefile.in (stor-layout.o): Adjust dependencies.
15496 2002-02-05 Jason Merrill <jason@redhat.com>
15498 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
15500 2002-02-05 Andreas Jaeger <aj@suse.de>
15502 * crtstuff.c: Fix comments.
15504 2002-02-05 Richard Henderson <rth@redhat.com>
15507 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
15508 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
15511 * config/mips/mips.c (function_arg): Handle TImode.
15512 (function_arg_advance): Likewise.
15514 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15516 * config/rs6000/altivec.h (vec_step_help): Rename to
15519 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15521 * config/rs6000/altivec.h: Fix typos.
15523 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
15525 * config/arm/netbsd.h: Correct a comment.
15527 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15529 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
15530 building void typed builtins.
15532 * config/rs6000/altivec.h (vec_ld*): Fix typos.
15533 (vec_step): Implement for C++.
15535 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15537 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
15539 2002-02-04 Richard Henderson <rth@redhat.com>
15541 * combine.c (nonzero_bits): Re-introduce special case for
15542 sp/fp/ap wrt REGNO_POINTER_ALIGN.
15544 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
15546 * doc/extend.texi: Warn about unsupported usage of altivec
15549 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
15550 (altivec_predicate_*): New.
15552 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
15553 Add C++ version of vec_*() functions.
15555 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
15556 (bdesc_2arg): Remove altivec predicates.
15557 (altivec_expand_builtin): Handle predicates.
15558 (altivec_init_builtins): Handle predicates.
15559 (altivec_expand_predicate_builtin): New.
15561 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15563 * pa.c (DO_FRAME_NOTES): Move forward.
15564 (store_reg): Revise handling of frame notes.
15565 (load_reg): Likewise.
15566 (set_reg_plus_d): Likewise.
15567 (hppa_expand_prologue): Likewise.
15568 (hppa_expand_epilogue): Likewise.
15570 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15572 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
15574 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15576 PR c/4475, c++/3780:
15577 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
15578 * c-common.h (SWITCH_TYPE): Define.
15579 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
15580 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
15581 Rename spareness variable to sparseness.
15582 (expand_end_case_type): Renamed from expand_end_case, use orig_type
15583 if non-NULL instead of TREE_TYPE (orig_index).
15584 * tree.h (expand_end_case_type): Renamed from expand_end_case.
15585 (expand_end_case): Define using expand_end_case_type.
15586 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
15587 to expand_end_case_type.
15588 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
15590 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15592 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
15593 (BIGGEST_ALIGNMENT): Change to 128.
15595 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15597 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
15599 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
15601 * pa.md (call_internal_reg_64bit): Remove unused variable.
15603 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
15605 * config/arm/arm.h (machine_function): Add uses_anonymous_args
15607 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
15608 * config/arm/arm.c (current_function_anonymous_args): Delete,
15609 replace uses with cfun->machine->uses_anonymous_args.
15610 (arm_reorg): Do not reset uses_anonymous_args.
15612 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
15613 any geenral register.
15615 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
15617 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
15620 2002-02-04 Richard Henderson <rth@redhat.com>
15622 * combine.c (force_to_mode): Remove STACK_BIAS code.
15623 (nonzero_bits): Likewise. Replace sp/fp special case with
15624 REGNO_POINTER_ALIGN.
15626 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
15627 (HARD_FRAME_POINTER_REGNUM): New.
15628 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
15629 (FIXED_REGS, CALL_USED_REGS): Update.
15630 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
15631 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
15632 (HARD_REGNO_NREGS): Update for SFP.
15633 (STACK_POINTER_OFFSET): Include bias here ...
15634 (FIRST_PARM_OFFSET): ... not here.
15635 (STACK_BIAS): Remove.
15636 (INIT_EXPANDERS): New.
15637 (STARTING_FRAME_OFFSET): Do not include bias.
15638 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
15639 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
15640 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
15641 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
15642 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
15643 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
15644 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
15645 (MUST_SAVE_REGISTER): Likewise.
15646 (sparc_flat_function_prologue): Likewise.
15647 (sparc_flat_function_epilogue): Likewise.
15648 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
15649 (sparc_init_modes): SFP is GENERAL_REGS.
15650 (sparc_builtin_saveregs): SFP does not have bias applied.
15652 2002-02-04 Richard Henderson <rth@redhat.com>
15654 * config/alpha/alpha.c (current_function_is_thunk): Don't check
15655 current_function_is_thunk.
15656 (alpha_sa_mask): Distinguish between current_function_is_thunk
15657 called from ASM_OUTPUT_MI_THUNK and not.
15658 (alpha_does_function_need_gp): Thunks always need gp.
15659 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
15660 (alpha_output_mi_thunk_osf): New.
15661 * config/alpha/alpha-protos.h: Update.
15662 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
15664 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
15666 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
15667 function types, not when they're taken away.
15669 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
15671 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
15672 CODE_LABEL and jump table when replacing a table jump with a
15675 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
15677 * config/s390/s390-protos.h (legitimize_la_operand,
15678 s390_secondary_input_reload_class, s390_plus_operand,
15679 s390_expand_plus_operand): Add prototypes.
15681 config/s390/s390.c (s390_secondary_input_reload_class,
15682 s390_plus_operand, s390_expand_plus_operand): New functions.
15684 (struct s390_address): New member 'pointer'.
15685 (s390_decompose_address): Compute it.
15686 (legitimate_la_operand_p): Use it.
15687 (legitimize_la_operand): New function.
15688 (movti, movdi, movdf splitters): Call it.
15690 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
15691 (PREDICATE_CODES): Add s390_plus_operand.
15693 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
15694 (la_ccclobber): Allow GENERAL_REGS as output operand.
15696 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
15697 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
15698 (*la_64, *la_31, reload_indi, reload_insi): ... these.
15700 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
15702 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
15703 register names for regular asm () construct.
15705 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15707 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
15710 2002-02-04 Jakub Jelinek <jakub@redhat.com>
15712 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
15715 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
15717 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
15718 constant pool to be identical by string address and index.
15720 2002-02-04 Anthony Green <green@redhat.com>
15722 * output.h (SECTION_OVERRIDE): Define.
15723 * varasm.c (named_section): Obey SECTION_OVERRIDE.
15725 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
15727 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
15728 by existing arm*-*-netbsd* (a.out) target.
15729 (ns32k-*-netbsdelf*): Likewise.
15730 (sparc-*-netbsdelf*): Likewise.
15731 (vax-*-netbsdelf*): Likewise.
15733 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
15735 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
15736 headers and libobjc headers.
15738 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
15740 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
15741 (_mingw.h): Remove duplicate include.
15743 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
15745 * config.gcc: Set cpu_type to m68k for 68010, as well.
15746 (m68010-*-netbsdelf*): New...
15747 (m68k*-*-netbsdelf*): ...targets.
15748 * config/m68k/netbsd-elf.h: New file.
15750 2002-02-02 Kazu Hirata <kazu@hxi.com>
15752 * config/h8300/h8300.c (hand_list): Move inside function_arg.
15754 2002-02-02 Kazu Hirata <kazu@hxi.com>
15756 * config/h8300/h8300.c (h8_push_ops): Move inside
15758 (h8_pop_ops): Likewise.
15759 (h8_move_ops): Likewise.
15761 2002-02-02 Kazu Hirata <kazu@hxi.com>
15763 * config/h8300/h8300.c (os_task): Make it static.
15764 (monitor): Likewise.
15765 (pragma_saveall): Likewise.
15767 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
15769 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
15770 constant is a valid sign-extension for Pmode.
15772 2002-02-02 Kazu Hirata <kazu@hxi.com>
15774 * config/h8300/h8300.c: Fix formatting.
15776 2002-02-02 Kazu Hirata <kazu@hxi.com>
15778 * config/h8300/h8300.md: Fix formatting.
15780 2002-02-02 Kazu Hirata <kazu@hxi.com>
15782 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
15783 predicates of operands[1]. Split the patterns for each
15786 2002-02-02 Kazu Hirata <kazu@hxi.com>
15788 * config/h8300/h8300.md (xor patterns): Tighten the predicates
15789 of operands[1] to register_operand.
15791 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
15793 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
15794 * cpphash.c (_cpp_init_hashtable): Similarly.
15795 * cppinit.c (cpp_create_reader): Default the signed_char flag.
15796 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
15797 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
15798 (cpp_handle_option): Handle the new options.
15799 * cpplex.c (cpp_interpret_charconst): Use new flag.
15800 * cpplib.h (struct cpp_options): New member signed_char.
15801 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
15802 (cpp_options): Handle -fsigned-char and -funsigned-char.
15803 (static_specs): Remove signed_char_spec.
15804 (do_spec1): Don't handle %c.
15805 * system.h: Poison SIGNED_CHAR_SPEC.
15806 * tradcif.y (yylex): Use flag_signed_char.
15807 * tradcpp.h (flag_signed_char): New.
15808 * tradcpp.c (flag_signed_char): New.
15809 (main): Handle new command-line options.
15810 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
15812 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
15813 * avr/avr.h: Remove old comments.
15814 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
15815 (CC1_SPEC): Pass -fsigned-char if -mic*.
15816 (SIGNED_CHAR_SPEC): Remove.
15818 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
15820 2002-02-01 Eric Christopher <echristo@redhat.com>
15822 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
15823 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
15824 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
15825 (ASM_OUTPUT_REG_POP): Ditto.
15827 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
15829 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
15832 2002-02-02 Jakub Jelinek <jakub@redhat.com>
15834 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
15836 2002-02-02 Jakub Jelinek <jakub@redhat.com>
15839 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
15842 2002-02-01 Janis Johnson <janis187@us.ibm.com>
15844 * cfganal.c: Include tm_p.h.
15845 (keep_with_call_p): Fix the test that determines if a register holds
15846 the return value of a call.
15848 2002-02-01 DJ Delorie <dj@redhat.com>
15850 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
15851 we are given conflicting registers, switch to the other one we
15852 had allocated for us.
15853 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
15854 as TImode so we know when the "other" register is available.
15856 2002-02-01 David O'Brien <obrien@FreeBSD.org>
15858 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
15861 2002-02-01 Janis Johnson <janis187@us.ibm.com>
15863 * cfganal.c (keep_with_call_p): New function.
15864 (flow_call_edges_add): Prevent splitting a block between a call and
15865 a single-set instruction that should be kept in the same block.
15867 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
15869 * doc/install.texi (avr): Update outdated URL.
15871 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
15873 * config/stormy16/stormy16.md (pushqi): New.
15877 (movhi): Remove stack operands.
15879 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
15880 nonimmediate_nonstack_operand.
15881 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
15883 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
15886 2002-01-31 Jason Merrill <jason@redhat.com>
15888 * Makefile.in (c-parse.c): Handle .output file.
15889 * objc/Make-lang.in (objc-parse.c): Likewise.
15891 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
15893 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
15894 the -me[lb] option is given. Don't output the default flag
15897 2002-01-31 Zack Weinberg <zack@codesourcery.com>
15899 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
15900 the primary source file; this has not been done yet.
15901 * c-decl.c (c_expand_body): Reset input_filename from
15902 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
15904 2002-01-31 Kazu Hirata <kazu@hxi.com>
15906 * rtlanal.c (subreg_regno_offset): Do not use
15907 SUBREG_REGNO_OFFSET.
15908 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
15909 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
15911 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
15913 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
15914 version rather than GNATS version in --version output.
15916 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
15918 * ifcvt.c (noce_process_if_block): Make a copy of the destination
15919 when copying back from a temporary.
15921 2002-01-30 Richard Henderson <rth@redhat.com>
15923 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
15924 and new_dest are the same.
15926 2002-01-30 Richard Henderson <rth@redhat.com>
15929 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
15930 * rtl.c (note_insn_name): Update.
15931 * emit-rtl.c (remove_unnecessary_notes): Kill it.
15932 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
15933 to perform loop rotation.
15934 (expand_exit_loop_top_cond): New.
15935 * tree.h (expand_exit_loop_top_cond): Declare it.
15936 * c-semantics.c (genrtl_while_stmt): Use it.
15937 (genrtl_for_stmt): Likewise.
15939 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
15941 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
15942 arguments to 64-bit boundaries on 64-bit ABIs.
15944 2002-01-30 Steve Ellcey <sje@cup.hp.com>
15946 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
15948 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
15950 * c-decl.c (grokdeclarator): Handle type being a typedef for an
15953 2002-01-30 David O'Brien <obrien@FreeBSD.org>
15955 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
15956 * config/sparc/sparc_bi.h: Remove file.
15957 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
15959 2002-01-30 Richard Henderson <rth@redhat.com>
15961 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
15963 2002-01-30 Zack Weinberg <zack@codesourcery.com>
15965 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
15967 2002-01-30 Jason Merrill <jason@redhat.com>
15969 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
15970 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
15971 (reg_save): Use DW_CFA_offset_extended_sf instead.
15973 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
15975 2002-01-29 Jakub Jelinek <jakub@redhat.com>
15977 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
15980 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
15982 * rs6000.md ("*call_value_local32"): Remove constraints.
15983 ("*call_value_local64"): Same.
15984 ("*call_value_indirect_nonlocal_aix32"): Same.
15985 ("*call_value_nonlocal_aix32"): Same.
15986 ("*call_value_indirect_nonlocal_aix64"): Same.
15987 ("*call_value_nonlocal_aix64"): Same.
15988 ("*call_value_nonlocal_sysv"): Same.
15990 2002-01-29 Richard Henderson <rth@redhat.com>
15992 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
15994 2002-01-29 Richard Henderson <rth@redhat.com>
15996 * expr.c (force_operand): Ignore flag_pic for detecting pic
15998 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
15999 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
16000 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
16001 instead of open-coded loop.
16002 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
16003 be fixed when in use.
16005 2002-01-29 Richard Henderson <rth@redhat.com>
16007 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
16008 * sched-rgn.c (propagate_deps): Update them.
16009 * sched-deps.c (sched_analyze_insn): Update them. Flush the
16010 clobbers list when either gets too long.
16012 2002-01-29 Jakub Jelinek <jakub@redhat.com>
16014 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
16015 and INDEX_REGS the same as GENERAL_REGS.
16016 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
16018 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
16020 * tree.c (build_nonstandard_integer_type): Correct prototype.
16022 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
16024 * config/s390/s390.md (movstrsico, movstrdix_64,
16025 movstrsix_31): Remove, replace by ...
16026 (movstrdi_short, movstrsi_short, movstrdi_long,
16027 movstrsi_long): ... these. New.
16028 (movstrdi, movstrsi): Adapt.
16030 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
16031 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
16032 Remove unnecessary CC clobber.
16033 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
16034 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
16036 (divmoddi4): Don't partially initialize TImode register.
16038 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
16040 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
16042 2002-01-29 Richard Henderson <rth@redhat.com>
16044 * flow.c (print_rtl_and_abort): Remove.
16045 (print_rtl_and_abort_fcn): Remove.
16046 (verify_local_live_at_start): Use dump_bb instead.
16047 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
16048 (verify_wide_reg_1): Return 2 on mode test failure.
16050 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
16052 PR c/3325, c/3326, c/2511, c/3347
16053 * c-decl.c (enum_decl_context): Remove BITFIELD.
16054 (grokdeclarator): Take bitfield width as an input.
16055 Ensure bitfields are given the correct type. Perform
16056 bitfield width validation with build_bitfield_integer_type
16057 rather than waiting for finish_struct.
16058 (grok_typename, grok_typename_in_parm_context, start_decl,
16059 push_parmdecl, grokfield, start_function): Update calls to
16061 (build_bitfield_integer_type): New function.
16062 (finish_struct): Move bitfield validation to grokdeclarator
16063 and build_bitfield_integer_type.
16064 * tree.c (build_nonstandard_integer_type): New function.
16065 * tree.h (build_nonstandard_integer_type): New prototype.
16067 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
16069 2002-01-29 Jakub Jelinek <jakub@redhat.com>
16072 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
16073 don't ignore unrecognized -W* options.
16074 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
16075 * cpplib.h (cpp_handle_option): Adjust prototype.
16076 * c-decl.c (c_decode_options): Pass 0 as last argument to
16080 * gcc.c (cpp_unique_options): Split from cpp_options.
16081 (cpp_options): Source cpp_unique_options.
16082 (default_compilers): Use cpp_unique_options instead of cpp_options
16083 when used together with cc1_options.
16084 (static_specs): Add cpp_unique_options.
16085 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
16086 when used together with cc1_options.
16088 2002-01-29 Kazu Hirata <kazu@hxi.com>
16090 * config/h8300/h8300-protos.h: Update the prototype of
16092 * config/h8300/h8300.c (output_a_shift): Remove an unused
16093 argument 'insn'. Remove redundant code.
16094 * config/h8300/h8300.md: Adust to the new prototype of
16097 2002-01-29 Kazu Hirata <kazu@hxi.com>
16099 * config/h8300/h8300-protos.h: Update the prototypes of
16100 emit_a_rotate and expand_a_rotate.
16101 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
16102 first argument to 'enum rtx_code'.
16103 (expand_a_rotate): Likewise.
16105 2002-01-28 Kazu Hirata <kazu@hxi.com>
16107 * config/h8300/h8300-protos.h: Update the prototype of
16109 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
16111 * config/h8300/h8300.md: Adjust to the new prototype.
16113 2002-01-28 Kazu Hirata <kazu@hxi.com>
16115 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
16118 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
16120 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
16121 is a fixed register before returning pic_offset_table_rtx.
16122 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
16123 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
16125 2002-01-28 Jason Merrill <jason@redhat.com>
16127 * dwarf2.h: Sync with src version.
16129 2002-01-28 Paul Koning <pkoning@equallogic.com>
16131 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
16132 BT_FN_VOID_PTR_VAR.
16133 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
16134 * doc/extend.texi (__builtin_prefetch): Update documentation:
16135 first argument is now const void ptr.
16137 2002-01-28 Kazu Hirata <kazu@hxi.com>
16139 * config/h8300/h8300-protos.h: Remove an unused prototype.
16141 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
16143 * toplev.c (lang_independent_init): Round up identifier size.
16145 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
16147 * config.gcc: Revert previous change.
16149 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
16151 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
16153 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
16155 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
16156 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
16157 other non-elf netbsd config frags.
16158 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
16159 collect2 will does that.
16160 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
16161 shared-lib frobbing will work.
16163 2002-01-28 Kazu Hirata <kazu@hxi.com>
16165 * config/h8300/h8300.h: Fix formatting.
16166 * config/h8300/h8300.md: Likewise.
16168 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
16170 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
16171 the old, removed AAA_standards fix.
16172 * fixinc/fixincl.x: Rebuilt.
16174 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
16176 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
16177 atexit call in crtbegin, hooked in after call to frame_dummy;
16178 register EH before registering __fini__start.
16180 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
16182 * config/rs6000/altivec.h: Remove spurious semicolons.
16184 2002-01-27 Kazu Hirata <kazu@hxi.com>
16186 * config/h8300/h8300.md: Replace dead bit extraction patterns
16187 with ones that work.
16189 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16191 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
16192 if not STRICT_ALIGNMENT.
16193 * rtl.h (MEM_ALIGN): Likewise.
16195 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
16197 * doc/invoke.texi (-fdump-translation-unit): Revert this
16198 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
16200 2002-01-27 Kazu Hirata <kazu@hxi.com>
16202 * config/h8300/h8300.md (define_constants): New.
16203 (anonymous patterns) Use defined constants appropriately.
16205 2002-01-27 Kazu Hirata <kazu@hxi.com>
16207 * config/h8300/h8300.c (function_arg): Remove redundant code.
16209 2002-01-26 Richard Henderson <rth@redhat.com>
16211 * sched-deps.c (reg_pending_uses_head): New.
16212 (reg_pending_barrier): Rename from reg_pending_sets_all.
16213 (find_insn_list): Don't mark inline.
16214 (find_insn_mem_list): Remove.
16215 (add_dependence_list, add_dependence_list_and_free): New.
16216 (flush_pending_lists): Replace only_write param with separate
16217 for_read and for_write parameters. Update all callers. Use
16218 add_dependence_list_and_free.
16219 (sched_analyze_1): Do not add reg dependencies here; just set
16220 the pending bits. Use add_dependence_list.
16221 (sched_analyze_2): Likewise.
16222 (sched_analyze_insn): Replace schedule_barrier_found with
16223 reg_pending_barrier. Add all dependencies for pending reg
16224 uses, sets, and clobbers.
16225 (sched_analyze): Don't add reg dependencies for calls, just
16226 set pending bits. Use regs_invalidated_by_call. Treat
16227 sched_before_next_call as a normal list, not a fake insn.
16228 (init_deps): No funny init for sched_before_next_call.
16229 (free_deps): Free pending mems lists. Don't zero reg_last.
16230 (init_deps_global): Init reg_pending_uses.
16231 (finish_deps_global): Free it.
16232 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
16233 (find_insn_mem_list): Remove.
16234 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
16235 (propagate_deps): Use them. Zero temp mem lists.
16237 2002-01-26 Richard Henderson <rth@redhat.com>
16239 * Makefile.in (CRTSTUFF_CFLAGS): New.
16240 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
16241 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
16242 crtstuff.c instead of alpha assembly version.
16243 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
16244 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
16245 not FORCE_{INIT,FINI}_SECTION_ALIGN.
16246 (__do_global_dtors_aux): Mark used.
16247 (frame_dummy, __do_global_ctors_aux): Mark used.
16248 (fini_dummy, init_dummy): Remove.
16250 * config/alpha/crtbegin.asm: Remove file.
16251 * config/alpha/crtend.asm: Remove file.
16252 * config/alpha/t-crtbe: Remove file.
16253 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
16254 (LINK_EH_SPEC): New.
16256 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
16257 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
16258 calling constructors.
16259 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
16261 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
16262 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
16263 CRT_END_INIT_DUMMY hack.
16264 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
16265 FORCE_{INIT,FINI}_SECTION_ALIGN.
16267 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
16268 FORCE_{INIT,FINI}_SECTION_ALIGN.
16270 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
16271 invocation sequence.
16272 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
16274 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
16275 (FORCE_CODE_SECTION_ALIGN): New.
16277 2002-01-26 Richard Henderson <rth@redhat.com>
16279 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
16281 2002-01-26 Richard Henderson <rth@redhat.com>
16283 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
16284 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
16286 2002-01-26 Kazu Hirata <kazu@hxi.com>
16288 * config/h8300/h8300.md: Remove bit extraction patterns that
16289 cannot be triggered.
16290 Restrict each bit extraction pattern to a variant on which the
16293 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
16295 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
16297 2002-01-26 Kazu Hirata <kazu@hxi.com>
16299 * config/h8300/h8300.md: Remove bit test patterns that cannot
16301 Restrict each bit test pattern to a variant on which the
16304 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16306 * builtins.c (expand_builtin_strncat): Remove redundant check for
16309 2002-01-25 David O'Brien <obrien@FreeBSD.org>
16311 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
16313 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
16316 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
16318 * dbxout.c (dbxout_init): Use assemble_name rather than just
16319 stripping off the first character.
16320 (dbxout_source_file): Likewise.
16322 2002-01-25 DJ Delorie <dj@redhat.com>
16324 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
16325 using rtx_equal_p, not by comparing pointers.
16327 2002-01-25 Steve Ellcey <sje@cup.hp.com>
16329 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
16330 for PIC_OFFSET_TABLE_REGNUM.
16331 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
16333 2002-01-25 David O'Brien <obrien@FreeBSD.org>
16335 * config.gcc (x86_64-*-freebsd*): New target.
16336 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
16338 (i[34567]86-*-freebsd*): Don't include svr4.h.
16339 * config/i386/freebsd64.h: New file.
16341 2002-01-25 Douglas B Rupp <rupp@gnat.com>
16343 * config/alpha/x-vms (version): Make static.
16345 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
16346 in previous checkin.
16348 * Makefile.in (install-headers-cp): New target.
16349 * config.gcc (alpha-dec-*vms*): Install headers with
16352 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
16354 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
16357 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16359 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
16360 of compare_tree_int.
16361 (expand_builtin_strncat): Likewise.
16362 * c-decl.c (finish_struct): Use tree_low_cst.
16363 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
16364 * tree.c (compare_tree_int): Likewise.
16366 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
16368 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
16369 adjustments even if they are implemented by more than two insns.
16371 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
16373 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
16374 * df.h (struct ref): Kill B.
16375 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
16377 * basic-block.h (PROP_EQUAL_NOTES): New flag.
16378 * flow.c (propagate_one_insn): Use it.
16379 (mark_used_regs): Handle NIL.
16381 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
16383 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
16386 2002-01-25 David Edelsohn <edelsohn@gnu.org>
16388 * rs6000.md (prefetch): Make address V4SI mode so that the address
16389 is restricted to legitimate form for instruction.
16391 2002-01-25 Bob Wilson <bob.wilson@acm.org>
16393 * doc/install.texi (xtensa-*-elf): New target.
16394 (xtensa-*-linux*): New target.
16395 * doc/contrib.texi: Add myself.
16397 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
16399 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
16400 purpose register to hold an SImode (or smaller) value.
16402 2002-01-25 Jakub Jelinek <jakub@redhat.com>
16404 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
16406 * crtstuff.c: Likewise.
16408 2002-01-25 Kazu Hirata <kazu@hxi.com>
16410 * config/h8300/h8300.md (negation patterns): Tighten
16411 predicates to register_operand.
16413 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
16415 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
16418 * builtins.c (expand_builtin_prefetch): Same.
16420 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16422 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
16425 2002-01-24 Kazu Hirata <kazu@hxi.com>
16427 * config/h8300/h8300.c (print_operand): Remove support for
16428 operand character 'A'.
16429 * config/h8300/h8300.md (three anonymous patterns): Replace
16430 operand character 'A' with either 'T' or 'S'.
16432 2002-01-24 Kazu Hirata <kazu@hxi.com>
16434 * config/h8300/h8300.c (print_operand): Remove support for
16435 operand character 'U'.
16437 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
16439 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
16441 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
16443 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
16444 values to be assigned to the stack pointer.
16446 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
16448 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
16449 to const_double needs to be done right for big-endian systems.
16451 2002-01-24 Jason Merrill <jason@redhat.com>
16454 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
16455 to can_throw_internal.
16457 2002-01-23 Richard Henderson <rth@redhat.com>
16459 * fold-const.c (fold): Change UINT_MAX test to check vs precision
16460 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
16462 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16464 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
16465 (symGOT2reg): Use them, then set as GOT value as unchanging.
16466 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
16467 as a temporary, if possible.
16468 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
16469 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
16471 2002-01-23 Kazu Hirata <kazu@hxi.com>
16473 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
16474 accept to accept 0x80 as operands[2].
16476 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
16478 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
16480 2002-01-23 Richard Henderson <rth@redhat.com>
16482 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
16484 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
16486 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
16487 (parmlist_or_identifiers_1): Verify that only a parmlist follows
16490 2002-01-23 Richard Henderson <rth@redhat.com>
16492 * expr.c (move_by_pieces_1): Extend size before negation.
16494 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
16495 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
16496 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
16497 * config/m68k/t-m68kelf: Likewise.
16499 2002-01-23 Bob Wilson <bob.wilson@acm.org>
16501 * config/xtensa/elf.h: New file.
16502 * config/xtensa/lib1funcs.asm: New file.
16503 * config/xtensa/lib2funcs.S: New file.
16504 * config/xtensa/linux.h: New file.
16505 * config/xtensa/t-xtensa: New file.
16506 * config/xtensa/xtensa-config.h: New file.
16507 * config/xtensa/xtensa-protos.h: New file.
16508 * config/xtensa/xtensa.c: New file.
16509 * config/xtensa/xtensa.h: New file.
16510 * config/xtensa/xtensa.md: New file.
16511 * config.gcc (xtensa-*-elf*): New target.
16512 (xtensa-*-linux*): New target.
16513 * cse.c (canon_hash): Compare rtx pointers instead of register
16514 numbers. This is required for the Xtensa port.
16515 * integrate.c (copy_insn_list): Handle case where the static
16516 chain is in memory and the memory address has to be copied to
16518 * doc/invoke.texi (Option Summary): Add Xtensa options.
16519 (Xtensa Options): New node.
16520 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
16522 2002-01-23 Zack Weinberg <zack@codesourcery.com>
16524 * diagnostic.c (internal_error): Do ICE suppression only
16525 when ENABLE_CHECKING is not defined.
16527 * c-typeck.c (require_complete_type): Return error_mark_node
16528 if type is error_mark_node.
16530 2002-01-23 Janis Johnson <janis187@us.ibm.com>
16532 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
16533 -Os and issue a warning.
16535 2002-01-23 Zack Weinberg <zack@codesourcery.com>
16537 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
16538 current (lack of) need for host configuration by hand.
16540 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
16541 references. Documentation of some target macros moved from
16542 hostconfig.texi to tm.texi.
16544 2002-01-23 Will Cohen <wcohen@redhat.com>
16546 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
16549 2002-01-23 Kazu Hirata <kazu@hxi.com>
16551 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
16554 2002-01-23 Jason Merrill <jason@redhat.com>
16556 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
16558 * function.c (assign_parms): Don't put args of inline functions
16559 into registers when not optimizing.
16561 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
16563 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
16564 (prologue_use): New pattern.
16565 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
16566 preference to gen_rtx_USE.
16567 (thumb_expand_prologue): Use gen_prologue_use in preference to
16569 (thumb_expand_epilogue): Use gen_prologue_use in preference to
16572 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
16574 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
16576 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
16579 * doc/extend.texi: Correct documentation of __alignof__.
16581 2002-01-22 Zack Weinberg <zack@codesourcery.com>
16583 * params.h: Rename arguments of DEFPARAM so that it will be
16584 recognized as a translation keyword.
16586 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16588 * extend.texi: Document altivec functions.
16589 Fix N-bit adjectives in X86 builtin documentation.
16591 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
16593 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
16594 auto_inc_dec values.
16596 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
16598 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
16600 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
16602 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
16604 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
16606 2002-01-22 Richard Henderson <rth@redhat.com>
16608 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
16609 copy_insn not copy_rtx.
16611 2002-01-23 Alan Modra <amodra@bigpond.net.au>
16613 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
16614 "nonzero" as that might add "1" bits. Ensure "constop" is
16615 properly sign extened.
16616 (force_to_mode): Tweak for sign extended constop.
16618 2002-01-22 Richard Henderson <rth@redhat.com>
16620 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
16621 for_each_rtx instead of assuming we're already looking at the MEM.
16622 (split_small_symbolic_mem_operand): Likewise.
16623 * config/alpha/alpha.h (PREDICATE_CODES): Update.
16624 * config/alpha/alpha.md (small symbolic memory splitters): Update.
16626 2002-01-22 Richard Henderson <rth@redhat.com>
16628 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
16629 sequence number for the literal.
16630 (divmoddi_internal_er): Likewise.
16632 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
16635 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
16636 in LIBICONV variable.
16637 * configure: Regenerated.
16639 2002-01-22 Krister Walfridsson <cato@df.lth.se>
16641 * dependence.c (build_def_use): Remove array_idx.
16643 * dwarfout.c (last_filename): Remove.
16644 (output_compile_unit_die): Remove last_filename.
16646 2002-01-22 Roger Sayle <roger@eyesopen.com>
16647 Richard Henderson <rth@redhat.com>
16650 * fold-const.c (fold): Optimize unsigned comparisons against
16651 UINT_MAX (and similar unsigned constants).
16653 2002-01-22 Janis Johnson <janis187@us.ibm.com>
16655 * Makefile.in (loop.o): Depend on OPTABS_H.
16656 * loop.c (emit_prefetch_instructions): Check the prefetch operand
16657 against the predicate.
16660 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
16661 for the address operand.
16663 2002-01-22 Richard Henderson <rth@redhat.com>
16665 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
16667 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
16670 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
16671 preprocessor flags.
16673 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
16675 * config.gcc (x86_64-*-netbsd*): New target.
16676 * config/i386/netbsd64.h: New file.
16678 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16680 * regrename.c (kill_value): Fix typo.
16682 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
16684 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
16686 * config/rs6000/rs6000.h: Same.
16688 * function.c (instantiate_virtual_regs): Remove
16689 STARTING_FRAME_PHASE.
16690 (assign_stack_local_1): Same.
16691 Calculate frame phase.
16693 2002-01-22 Nick Clifton <nickc@redhat.com>
16695 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
16696 variable declaration to outer scope in order to simplify
16698 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
16699 arm_hard_regno_mode_ok.
16700 * config/arm/arm-protos.h: Add a prototype for
16701 arm_hard_regno_mode_ok.
16702 * config/arm/arm.c (soft_df_operand): Remove now redundant
16703 check for DImode values using IP_REGNUM.
16704 (nonimmediate_soft_df_operand): Remove now redundant check for
16705 DImode values using IP_REGNUM.
16706 (arm_hard_regno_mode_ok): New function. New check: make sure
16707 that DImode values are not stored in IP_REGNUM.
16709 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
16711 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
16713 2002-01-22 Jason Merrill <jason@redhat.com>
16715 * c-semantics.c (genrtl_compound_stmt): Only check nesting
16716 consistency if this COMPOUND_STMT is scoped.
16718 2002-01-22 Kazu Hirata <kazu@hxi.com>
16720 * predict.c: Fix formatting.
16721 * print-tree.c: Likewise.
16722 * protoize.c: Likewise.
16723 * real.h: Likewise.
16725 * sbitmap.h: Likewise.
16726 * scan.c: Likewise.
16727 * sched-deps.c: Likewise.
16728 * sched-vis.c: Likewise.
16729 * sdbout.c: Likewise.
16730 * sibcall.c: Likewise.
16732 * ssa-ccp.c: Likewise.
16733 * ssa-dce.c: Likewise.
16734 * stmt.c: Likewise.
16735 * stor-layout.c: Likewise.
16736 * system.h: Likewise.
16738 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16740 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
16741 if fits in bounds of base type.
16743 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
16744 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
16745 (add_bound_info, default): If can't find a context, make a
16747 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
16749 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
16751 * c-typeck.c (parser_build_binary_op): If result from
16752 build_binary_op is ERROR_MARK just return error_mark_node without
16753 further processing.
16755 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
16757 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
16758 Split a.out-specific bits into...
16759 * config/netbsd-aout.h: ...this.
16760 * config/netbsd-elf.h: New file.
16761 * config/alpha/netbsd-elf.h: Remove.
16762 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
16763 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
16764 (STARTFILE_SPEC): Remove redundant definition.
16765 (ENDFILE_SPEC): Likewise.
16766 (LINK_SPEC): Likewise.
16767 (CPP_SPEC): Likewise.
16768 (ASM_SPEC): Likewise.
16769 (LIB_SPEC): Likewise.
16770 (SWITCH_TAKES_ARG): Likewise.
16771 (TARGET_MEM_FUNCTIONS): Likewise.
16772 (CPP_PREDEFINES): Redefine.
16773 (ASM_FINAL_SPEC): Remove redefinition.
16774 (ASM_COMMENT_START): Redefine.
16775 (FUNCTION_PROFILER): Define.
16776 (TARGET_VERSION): Redefine.
16777 Comment and formatting cleanup.
16778 * config/i386/netbsd.h: Include <netbsd-aout.h>.
16779 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
16780 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
16781 big- or little-endian.
16782 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
16783 * config.gcc (*-*-netbsd*): Add definitions common to all
16785 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
16786 gnu_ld definitions. Add netbsd-elf.h to and remove
16787 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
16788 tmake_file, and don't lose previous tmake_file contents.
16789 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
16790 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
16791 gnu_ld definitions. Add netbsd-elf.h to tm_file.
16792 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
16793 (mipsel-*-netbsd*): Rename this to...
16794 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
16795 mips/little.h to tm_file for mips*el-*.
16796 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
16797 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
16798 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
16800 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
16802 * pa-protos.h (reg_before_reload_operand): New function prototype.
16803 * pa.c (reg_before_reload_operand): New function implementation.
16804 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
16805 contraints to "*m".
16807 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16809 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
16811 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
16813 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
16814 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
16815 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
16816 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
16817 (ENDFILE_SPEC): Undefine.
16818 (STARTFILE_SPEC): Redefine for PA.
16820 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16822 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
16824 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
16826 * config.gcc: Add entries to supported PowerPC --with-cpu
16829 2002-01-21 Jakub Jelinek <jakub@redhat.com>
16831 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
16832 true for 64-bit mode only SSE registers in 32-bit mode.
16834 2002-01-21 Kazu Hirata <kazu@hxi.com>
16836 * unwind-dw2.c: Fix formatting.
16837 * unwind-dw2-fde.c: Likewise.
16838 * unwind-dw2-fde.h: Likewise.
16839 * unwind-pe.h: Likewise.
16840 * varasm.c: Likewise.
16841 * varray.h: Likewise.
16843 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
16845 Remove workaround for register stack overwrite bug in mmix.
16846 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
16847 support for TARGET_REG_STACK_FILL_BUG.
16848 * config/mmix/mmix.h: Remove member has_call_without_parameters.
16849 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
16851 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
16852 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
16853 -mno-reg-stack-fill-bug-workaround.
16854 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
16855 machine member has_call_without_parameters.
16856 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
16857 -mreg-stack-fill-bug-workaround and
16858 -mno-reg-stack-fill-bug-workaround.
16859 (MMIX Options): Ditto.
16861 2002-01-21 Kazu Hirata <kazu@hxi.com>
16863 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
16865 Remove redundant code.
16867 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
16869 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
16870 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
16871 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
16872 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
16873 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
16874 out target macro definitions and non-target-specific comments
16875 mostly taken from old versions of the manual.
16877 2002-01-20 Kazu Hirata <kazu@hxi.com>
16879 * config/h8300/h8300.h: Fix comment formatting.
16880 * config/ia64/aix.h: Likewise.
16881 * config/ia64/ia64-protos.h: Likewise.
16882 * config/ia64/ia64.c: Likewise.
16883 * config/ia64/ia64.h: Likewise.
16884 * config/ia64/ia64intrin.h: Likewise.
16885 * config/ia64/linux.h: Likewise.
16886 * config/ia64/unwind-aix.c: Likewise.
16887 * config/ia64/unwind-ia64.c: Likewise.
16889 2002-01-20 Kazu Hirata <kazu@hxi.com>
16891 * config/h8300/h8300.c: Revise comments about shift code.
16893 2002-01-20 Kazu Hirata <kazu@hxi.com>
16895 * config/h8300/h8300.c (function_arg): Update a comment.
16897 2002-01-20 Kazu Hirata <kazu@hxi.com>
16899 * config/h8300/h8300.md: Update the comments at the beginning
16902 2002-01-20 Kazu Hirata <kazu@hxi.com>
16904 * config/i370/i370.c: Fix comment formatting.
16905 * config/i370/i370.h: Likewise.
16906 * config/i370/i370.md: Likewise.
16907 * config/i370/linux.h: Likewise.
16909 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16911 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
16913 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
16914 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
16915 in incomplete case.
16917 2002-01-20 Graham Stott <grahams@redhat.com>
16919 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
16921 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
16923 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
16925 2002-01-19 Tom Rix <trix@redhat.com>
16927 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
16929 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
16931 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
16933 * function.c (assign_stack_local_1): Adjust x_frame_offset with
16934 STARTING_FRAME_PHASE.
16935 (STARTING_FRAME_PHASE): New.
16936 (instantiate_virtual_regs): Check saneness of
16937 STARTING_FRAME_PHASE.
16939 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
16941 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
16943 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
16945 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
16947 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
16948 be used for bootstrapping GCC 3.0.
16950 2002-01-18 Kazu Hirata <kazu@hxi.com>
16952 * config/h8300/h8300.md: Fix an insn length.
16954 2002-01-18 Kazu Hirata <kazu@hxi.com>
16956 * bitmap.h: Fix comment formatting.
16957 * combine.c: Likewise.
16958 * cppfiles.c: Likewise.
16959 * c-pragma.h: Likewise.
16960 * c-typeck.c: Likewise.
16962 * dwarf2out.c: Likewise.
16963 * function.c: Likewise.
16965 * genattrtab.c: Likewise.
16966 * gthr-win32.h: Likewise.
16967 * haifa-sched.c: Likewise.
16968 * predict.c: Likewise.
16969 * rtlanal.c: Likewise.
16971 * unwind-dw2-fde.h: Likewise.
16972 * unwind-pe.h: Likewise.
16973 * vmsdbgout.c: Likewise.
16975 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16977 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
16978 if type_required and passed decl.
16980 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
16982 * config.gcc (cpu_type): Include altivec.h in powerpc
16986 * config/rs6000/altivec.h: New.
16988 2002-01-17 David Edelsohn <edelsohn@gnu.org>
16990 * doc/install.texi (*-ibm-aix*): Update assembler and exception
16991 handling information.
16992 * doc/trouble.texi (Interoperation): Add libstdc++ information
16994 (Misunderstandings): Add template instantiation and static template
16995 member information for AIX.
16997 2002-01-17 Jason Merrill <jason@redhat.com>
16999 * dbxout.c (dbxout_type): Support const and volatile.
17001 * except.c (add_partial_entry): Remove backwards compatibility code.
17002 (end_protect_partials): Likewise.
17004 2002-01-17 Jakub Jelinek <jakub@redhat.com>
17006 * config/ia64/ia64.md (prologue_use): New.
17007 * config/ia64/ia64.c (ia64_expand_prologue): Use
17008 gen_prologue_use instead of gen_rtx_USE.
17009 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
17010 as CODE_FOR_pred_rel_mutex.
17011 (ia64_sched_reorder2): Likewise.
17013 2002-01-16 Eric Christopher <echristo@redhat.com>
17015 * config/mips/r3900.h: Reformat.
17016 (SUBTARGET_CPP_SIZE_SPEC): Remove.
17017 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
17018 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
17019 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
17020 * config/mips/t-elf: Remove mips3 multilib.
17022 2002-01-16 H.J. Lu <hjl@gnu.org>
17024 * config/mips/linux.h: Include "mips/abi64.h".
17026 2002-01-16 H.J. Lu <hjl@gnu.org>
17028 * config/mips/t-linux: New.
17030 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
17032 * config/mips/linux.h: Don't include "gofast.h".
17033 (INIT_SUBTARGET_OPTABS): Removed.
17035 2002-01-16 Kazu Hirata <kazu@hxi.com>
17037 * config/h8300/h8300-protos.h: Replace emit_a_shift with
17039 * config/h8300/h8300.c: Likewise.
17040 * config/h8300/h8300.md: Likewise.
17042 2002-01-16 Kazu Hirata <kazu@hxi.com>
17044 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
17045 spaces after an opcode name.
17046 (pushqi1_h8300hs): Likewise.
17047 (pushhi1_h8300hs): Likewise.
17049 2002-01-16 Kazu Hirata <kazu@hxi.com>
17051 * doc/extend.texi: Replace "option" with "attribute"
17054 2002-01-16 Jakub Jelinek <jakub@redhat.com>
17056 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
17057 (and:DI () (const_int -8)).
17058 (split_small_symbolic_mem_operand): Split
17059 (mem (and:DI () (const_int -8)).
17061 2002-01-16 Jakub Jelinek <jakub@redhat.com>
17064 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
17065 same way as TYPE_IMUL.
17066 (ultrasparc_sched_reorder): Likewise.
17067 * config/sparc/sparc.md (type): Add comment to update
17068 ultrasparc_sched_reorder when making changes.
17070 2002-01-16 Kazu Hirata <kazu@hxi.com>
17072 * doc/invoke.texi: Change the dump file name of block
17073 reordering pass from 28.bbro to 29.bbro.
17074 Mention -dk option.
17076 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
17078 * i386.md (minsf splitter): Fix pasto.
17080 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
17082 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
17083 to frame pointer initialisation instruction.
17084 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
17085 initialisation instruction.
17086 (soft_df_operand): Do not accept the IP register.
17087 (nonimmediate_soft_df_operand): Do not accept the IP register.
17089 2002-01-16 Jakub Jelinek <jakub@redhat.com>
17092 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
17093 MASK_V8 being both set.
17095 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
17097 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
17098 insn for GOT register; add REG_MAYBE_DEAD notes instead.
17099 config/s390/s390.md (call, call_value): Add GOT register to
17100 CALL_INSN_FUNCTION_USAGE where needed.
17101 (call_exp, call_value_exp): New.
17103 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
17105 * config/arm/arm.c: General formatting tidy up.
17107 2002-01-16 Graham Stott <grahams@redhat.com>
17109 * calls.c (try_to_integrate): Use "(size_t)" intermediate
17110 cast and when casting an integer literal to "rtx" pointer.
17111 (expand_call): Likewise.
17112 * flow.c (try_pre_increment): Likewise.
17113 (find_use_as_address): Likewise.
17114 * integrate.c (expand_iline_function): Likewise.
17115 * regmove.c (try_auto_increment): Likewise.
17117 2002-01-16 Graham Stott <grahams@redhat.com>
17119 * sched-rgn.c (passed): Use sbitmap_free.
17120 (header): Likewise.
17122 (in_queue): Likewise.
17123 (in_stack): Likewise.
17125 2002-01-15 Eric Christopher <echristo@redhat.com>
17127 * flow.c (propagate_one_insn): Change to use fatal_insn.
17129 2002-01-15 Kazu Hirata <kazu@hxi.com>
17131 * expmed.c (extract_fixed_bit_field): Remove unused code.
17132 * system.h: Poison SLOW_ZERO_EXTEND.
17133 * doc/tm.texi: Remove.
17134 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
17135 * config/arm/arm.h: Likewise.
17136 * config/avr/avr.h: Likewise.
17137 * config/clipper/clipper.h: Likewise.
17138 * config/convex/convex.h: Likewise.
17139 * config/d30v/d30v.h: Likewise.
17140 * config/dsp16xx/dsp16xx.h: Likewise.
17141 * config/elxsi/elxsi.h: Likewise.
17142 * config/fr30/fr30.h: Likewise.
17143 * config/h8300/h8300.h: Likewise.
17144 * config/i370/i370.h: Likewise.
17145 * config/i386/i386.h: Likewise.
17146 * config/m68k/m68k.h: Likewise.
17147 * config/mips/mips.h: Likewise.
17148 * config/ns32k/ns32k.h: Likewise.
17149 * config/pdp11/pdp11.h: Likewise.
17150 * config/pj/pj.h: Likewise.
17151 * config/s390/s390.h: Likewise.
17152 * config/sh/sh.h: Likewise.
17153 * config/stormy16/stormy16.h: Likewise.
17154 * config/v850/v850.h: Likewise.
17155 * config/vax/vax.h: Likewise.
17156 * config/we32k/we32k.h: Likewise.
17158 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
17160 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
17161 (altivec_lvsl): Change constraint to b.
17162 (altivec_lvsr): Same.
17163 (altivec_lvebx): Same.
17164 (altivec_lvehx): Same.
17165 (altivec_lvewx): Same.
17166 (altivec_lvxl): Same.
17167 (altivec_lvx): Same.
17168 (altivec_stvx): Add parallel.
17169 (altivec_stvxl): Same.
17170 (altivec_stvehx): Same.
17171 (altivec_stvebx): Same.
17172 (altivec_stvebx): Same.
17174 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
17176 * config.gcc: Change altivec.h to altivec-defs.h.
17178 * config/rs6000/altivec.h: Delete.
17180 * config/rs6000/altivec-defs.h: Add.
17182 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
17184 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
17187 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
17188 less than or equal to eight bytes.
17190 * vax.md (andsi3): Remove constraints and change SET destination
17191 operand type to nonimmediate_operand.
17192 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
17193 when it is a CONST_INT.
17195 2002-01-15 Jason Merrill <jason@redhat.com>
17197 * c-common.def (FILE_STMT): New code.
17198 * c-common.c (statement_code_p): It's a statement.
17199 * c-common.h (stmt_tree_s): Add x_last_filename.
17200 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
17201 (last_expr_filename): New macro.
17202 * c-semantics.c (begin_stmt_tree): Initialize it.
17203 (add_stmt): If the filename changed, also insert a
17205 (expand_stmt): Handle seeing one.
17207 2002-01-15 Eric Christopher <echristo@redhat.com>
17209 * flow.c (propagate_one_insn): Add error message and print out
17210 insn for debugging.
17212 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
17214 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
17215 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
17216 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
17217 TRAMPOLINE_ALIGNMENT.
17218 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
17220 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
17221 PCC_BITFIELD_TYPE_MATTERS.
17222 * config/interix.h (STDC_VALUE): Remove. Use
17223 STDC_0_IN_SYSTEM_HEADERS.
17224 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
17225 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
17226 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
17228 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
17230 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
17231 not work on this platform currently.
17233 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
17235 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
17236 readonly_warning in _().
17238 2002-01-15 Douglas B Rupp <rupp@gnat.com>
17240 * gcc.c (delete_if_ordinary): Backout previous change.
17242 2002-01-15 Kazu Hirata <kazu@hxi.com>
17244 * config/h8300/h8300.c (print_operand): Remove support for
17245 unused operand characters.
17247 * read-rtl.c: Fix formatting.
17248 * real.c: Likewise.
17249 * recog.c: Likewise.
17250 * regclass.c: Likewise.
17251 * regmove.c: Likewise.
17252 * reg-stack.c: Likewise.
17253 * reload1.c: Likewise.
17254 * rtlanal.c: Likewise.
17256 2002-01-15 Kazu Hirata <kazu@hxi.com>
17258 * config/i386/i386.c: Fix formatting.
17260 2002-01-15 Jakub Jelinek <jakub@redhat.com>
17262 * c-typeck.c (process_init_element): Don't save_expr
17263 COMPOUND_LITERAL_EXPR if just its initializer will be used.
17265 2002-01-15 David Edelsohn <edelsohn@gnu.org>
17267 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
17268 emit optional traceback table if optimize_size or TARGET_ELF.
17269 * config/rs6000/rs6000.md (prefetch): New.
17271 2002-01-15 Andreas Jaeger <aj@suse.de>
17273 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
17275 2002-01-15 Kazu Hirata <kazu@hxi.com>
17277 * mips-tfile.c: Fix formatting.
17279 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
17281 * unroll.c (final_reg_note_copy): Fix previous commit.
17283 2002-01-14 Kazu Hirata <kazu@hxi.com>
17285 * config/h8300/h8300-protos.h: Remove the prototype for
17287 * config/h8300/h8300.c (eq_operator): Remove.
17289 2002-01-14 Richard Henderson <rth@redhat.com>
17291 * config/i386/i386.md (prefetch): Tidy.
17292 (prefetch_3dnow): Fix locality operand.
17294 2002-01-14 Richard Henderson <rth@redhat.com>
17296 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
17297 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
17299 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
17301 * reload1.c (reload_combine): Pass reg_sum replacement through
17302 copy_rtx in loop performing multiple changes.
17304 2002-01-14 Jakub Jelinek <jakub@redhat.com>
17306 * except.c (remove_unreachable_regions): New.
17307 (free_eh_status): Clear exception_handler_labels.
17308 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
17309 (find_exception_handler_labels): Don't add the same label more than
17311 (remove_exception_handler_label): Don't die if
17312 find_exception_handler_labels hasn't been called for the current
17315 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
17317 * toplev.c (rest_of_compilation): Rebuild jump labels after
17320 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
17322 * doc/extend.texi: Move documentation of X86 built-in functions
17324 * doc/invoke.texi: From here.
17325 * doc/sourcebuild.texi: Document location of documentation for
17326 machine built-in functions.
17328 2002-01-13 Christopher Faylor <cgf@redhat.com>
17330 * cppfiles.c (TEST_THRESHOLD): New macro.
17331 (SHOULD_MMAP): Ditto.
17332 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
17335 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
17337 * unroll.c (final_reg_note_copy): Properly handle
17339 (unroll_loops): Fix LOOP_CONDITION heuristics.
17341 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
17343 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
17344 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
17346 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
17348 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
17351 2002-01-14 Tom Rix <trix@redhat.com>
17353 * config/rs6000/rs6000.md: Fix typo with sradi.
17355 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
17357 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
17358 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
17359 (clrstrdi, clrstrsi): Adapt callers.
17361 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
17363 (movti splitter): Never use register 0 as base register.
17365 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
17367 * combine.c (simplify_shift_const): Always generate new rtx
17368 for shift expression instead of reusing given expression.
17370 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17372 * config/alpha/alpha.c (alpha_expand_mov): Don't call
17373 alpha_legitimize_address unless mode is Pmode.
17375 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
17377 * doc/md.texi (Modifiers): Document the '*' constraint for the
17380 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
17381 * doc/extend.texi (Function Attributes): 'interrupt' is valid
17384 2002-01-13 Richard Henderson <rth@redhat.com>
17386 * reload.c (find_reloads): Use a hard reg destination as reload reg
17387 for an input reload of the source.
17389 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17391 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
17394 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
17396 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
17397 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
17399 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
17401 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17403 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
17405 2002-01-12 Tom Rix <trix@redhat.com>
17407 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
17410 2002-01-12 Richard Henderson <rth@redhat.com>
17412 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
17414 * doc/invoke.texi: Update Alpha options.
17416 * doc/invoke.texi: Update i386 built-in function lists.
17418 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
17420 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
17421 referencing outside.
17423 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17425 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
17426 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
17427 offsets, and change line folding.
17428 * optabs.c (expand_binop): Remove warnings.
17429 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
17431 2002-01-12 Graham Stott <grahams@redhat.com>
17433 * attribs.c (handle_deprecated_attribute): constify WHAT.
17434 * diagnostic.c (warn_deprecated_use): Add braces, fixes
17435 dangling else warning and constify WHAT.
17436 * except.h (struct function, struct inline_remap): Move
17437 struct tag forward defs before all prototypes.
17438 (duplicate_eh_regions): Whitespace.
17440 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
17442 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
17443 MODE_BASE_REG_CLASS.
17444 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
17446 2002-01-12 Richard Henderson <rth@redhat.com>
17448 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
17449 (ix86_expand_vector_move): New.
17450 (bdesc_2arg): Remove andps, andnps, orps, xorps.
17451 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
17452 Remove old prefetch builtins. Special case the logicals removed above.
17453 (ix86_expand_builtin): Likewise.
17454 (safe_vector_operand): Use V4SFmode, not TImode.
17455 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
17456 (ix86_expand_timode_binop_builtin): New.
17457 * config/i386/i386-protos.h: Update.
17458 * config/i386/i386.h (enum ix86_builtins): Update.
17459 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
17460 Use ix86_expand_vector_move in vector move expanders.
17461 (movti_internal, movti_rex64): Add xorps alternative.
17462 (sse_clrv4sf): Rename and adjust from sse_clrti.
17463 (prefetch): Don't work so hard.
17464 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
17465 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
17466 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
17468 2002-01-11 Richard Henderson <rth@redhat.com>
17470 * config/i386/mmintrin.h: New file.
17471 * config/i386/xmmintrin.h: New file.
17472 * config.gcc (i?86-*-*): Add extra_headers.
17473 * simplify-rtx.c (simplify_unary_operation): Handle saturating
17475 (simplify_binary_operation): Handle saturating arithmetic codes.
17476 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
17477 not the lowpart subreg.
17478 (ix86_expand_builtin): Return a TImode dummy register instead of 0
17480 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
17482 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17484 * conflict.c (conflict_graph_compute): Free regsets when finished.
17485 * ssa.c (compute_coalesced_reg_partition): Likewise.
17487 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17489 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
17490 every where we allocate a register.
17492 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17494 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
17495 * lcm.c (compute_earliest, compute_farthest): Likewise.
17497 2002-01-11 Janis Johnson <janis187@us.ibm.com>
17499 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
17501 2002-01-11 Janis Johnson <janis187@us.ibm.com>
17503 * doc/rtl.texi (Insns): Fix 2 typos.
17505 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
17507 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
17508 options. Use @table @gcctabopt for MMIX options. Add index
17509 entries for MMIX options. Start new paragraph with first
17510 heading of the machine-dependent options.
17512 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
17515 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
17516 * combine.c (force_to_mode): Same.
17517 * reload1.c (clear_reload_reg_in_use): Same.
17519 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
17521 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
17524 2002-01-11 Andreas Jaeger <aj@suse.de>,
17525 Brad Lucier <lucier@math.purdue.edu>
17527 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
17530 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
17532 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
17533 Protect with IN_LIBGCC.
17534 (LINK_EH_SPEC): Add required trailing space.
17536 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
17538 * c-tree.h: Move function declarations so that they are listed
17539 under the filename which contains them.
17540 (check_identifier, finish_decl_top_level,
17541 lookup_name_current_level_global, shadow_record_fields): Remove.
17543 2002-01-11 Andreas Jaeger <aj@suse.de>
17545 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
17548 2002-01-10 Richard Henderson <rth@redhat.com>
17550 * config/alpha/alpha.c (print_operand): Add 'J'.
17551 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
17552 new operand with the sequence number for the lituse. When splitting
17553 the insns, use gen_movdi_er_high_g and generate a sequence number.
17554 (gen_movdi_er_high_g): Print the sequence number if non-zero.
17556 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
17558 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
17559 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
17561 (altivec_expand_builtin): Same.
17562 (altivec_expand_stv_builtin): New.
17564 * config/rs6000/rs6000.h (rs6000_builtins): Same.
17566 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
17567 ("altivec_lvehx"): New.
17568 ("altivec_lvewx"): New.
17569 ("altivec_lvxl"): New.
17570 ("altivec_lvx"): New.
17571 ("altivec_stvx"): New.
17572 ("altivec_stvebx"): New.
17573 ("altivec_stvehx"): New.
17574 ("altivec_stvewx"): New.
17575 ("altivec_stvxl"): New.
17577 2002-01-10 Richard Henderson <rth@redhat.com>
17579 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
17580 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
17581 care not to delete instructions twice.
17583 2002-01-10 Zack Weinberg <zack@codesourcery.com>
17585 * toplev.c: Don't declare environ (it's not used anywhere).
17586 * configure.in: Don't check for declaration of environ.
17587 * config/i386/xm-mingw32.h: Don't #define environ.
17588 * config.in, configure: Regenerate.
17590 2002-01-10 Zack Weinberg <zack@codesourcery.com>
17592 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
17593 * configure: Regenerate.
17595 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
17596 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
17597 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
17599 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
17600 LIMITS_H_TEST here, not in m68k/x-next.
17601 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
17602 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
17604 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
17605 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
17606 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
17608 * config/i386/x-djgpp: Renamed i386/t-djgpp.
17609 * config/m88k/x-dolph: Renamed m88k/t-dolph.
17610 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
17611 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
17612 replacement of quadlib.asm with quadlib.c.
17614 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
17615 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
17616 config/rs6000/xm-beos.h: Delete file.
17618 * config.gcc: Update to match above changes.
17620 2002-01-10 Kazu Hirata <kazu@hxi.com>
17622 * config/h8300/h8300.h: Fix comment typos.
17623 * config/h8300/h8300.md: Likewise.
17624 * config/h8300/lib1funcs.asm: Likewise.
17626 2002-01-10 Dale Johannesen <dalej@apple.com>
17628 PR optimization/5269
17629 * unroll.c (precondition_loop_p): Make *increment be the correct
17630 sign when n_iterations known, to avoid confusing caller.
17632 2002-01-10 Kazu Hirata <kazu@hxi.com>
17634 * doc/extend.texi (deprecated): Fix a typo.
17636 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
17638 * basic-block.h (update_br_prob_note): Declare.
17639 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
17640 (try_forward_edges): Care negative frequencies and update note.
17641 (outgoing_edges_match): Tweek conditional merging heuristics.
17642 (try_crossjump_to_edge): use update_br_prob_note.
17643 * cfglayout.c (fixup_reorder_chain): Likewise.
17644 * cfrtl.c (update_br_prob_note): New.
17645 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
17647 * i386.c (ix86_decompose_address): Return -1 if address contains
17649 (legitimate_address_p): Require ix86_decompose_address to return 1.
17651 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
17652 (cprop_insn): Likewise.
17654 2002-01-10 Kazu Hirata <kazu@hxi.com>
17656 * toplev.c: Fix formatting.
17657 * tree.c: Likewise.
17658 * tree-dump.c: Likewise.
17659 * unroll.c: Likewise.
17660 * unwind-dw2.c: Likewise.
17661 * unwind-dw2-fde.c: Likewise.
17662 * unwind-dw2-fde-glibc.c: Likewise.
17663 * unwind-sjlj.c: Likewise.
17665 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
17667 * doc/invoke.texi: Document PDP-11 options.
17669 2002-01-10 Kazu Hirata <kazu@hxi.com>
17671 * config/h8300/h8300.h: Fix formatting.
17673 2002-01-10 Ira Ruben <ira@apple.com>
17675 Add __attribute__ ((deprecated)).
17676 * extend.texi: Document __attribute__ ((deprecated)).
17677 * invoke.texi: Document -Wno-deprecated-declarations.
17678 * testsuite/g++.dg/other/deprecated.C: New C++ test.
17679 * testsuite/gcc.dg/deprecated.c: New C test.
17680 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
17681 (c_common_attribute_table): Add "deprecated" entry.
17682 (handle_deprecated_attribute): New function.
17683 * c-decl.c (deprecated_states): New enum.
17684 deprecated_state: State of "deprecated" handling.
17685 (start_decl): Set deprecated_state based on attributes.
17686 (grokdeclarator): Test for deprecated uses, propagate attribute.
17687 * c-typeck.c (build_component_ref): Test for deprecated fields.
17688 (build_external_ref): Test for deprecated primaries.
17689 * diagnostic.c (warn_deprecated_use) New function to issue
17690 warnings about __attribute__ ((depricated)) references.
17691 * flags.h (warn_deprecated_decl): Extern declared for
17692 -W[no-]deprecated-declarations option.
17693 * print-tree.c (print_node): Show deprecated flag status.
17694 * toplev.c (warn_deprecated_decl): Defined.
17695 (W_options): Added "deprecated-declaration".
17696 * toplev.h (warn_deprecated_use): Extern declared.
17697 * tree.h (struct tree_common): Define deprecated_flag.
17698 (TREE_DEPRECATED): New macro to access flag.
17699 * cp/call.c (build_call): Test for deprecated calls.
17700 * cp/class.c (add_implicitly_declared_members): Set global
17701 flag to tell grokdeclarator to not issue deprecated warnings.
17702 * cp/cp-tree.h: Add extern for adding_implicit_members.
17703 * cp/decl.c (deprecated_states): New enum.
17704 (start_decl): Set deprecated_state based on attributes.
17705 (grokdeclarator): Test for deprecated uses, propagate attribute.
17706 * cp/lex.c (do_identifier): Test for deprecated primaries.
17707 * cp/typeck.c (build_component_ref): Test for deprecated fields.
17709 2002-01-10 Ira Ruben <ira@apple.com>
17711 Fix to assign attributes to inline member functions.
17712 * cp/decl.c (start_method): Handle attrlist.
17714 2002-01-10 Kazu Hirata <kazu@hxi.com>
17716 * combine.c (expand_field_assignment): Use subreg_lsb().
17718 2002-01-10 David Edelsohn <edelsohn@gnu.org>
17720 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
17721 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
17722 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
17723 Recurse for any operand of AND as long as constant is non-zero.
17725 2002-01-10 Kazu Hirata <kazu@hxi.com>
17727 * config/h8300/h8300.md: Remove constraints from expanders.
17729 2002-01-10 Kazu Hirata <kazu@hxi.com>
17731 * varasm.c: Fix formatting.
17732 * varray.c: Likewise.
17733 * vmsdbgout.c: Likewise.
17734 * xcoffout.c: Likewise.
17736 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
17738 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
17739 update edge probabilities to match.
17741 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
17743 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
17745 * doc/languages.texi, doc/sourcebuild.texi: New files.
17746 * doc/configfiles.texi: Make a subsubsection. Update.
17747 * doc/configterms.texi: Add @node. Remove warning that this isn't
17748 instructions for building GCC.
17749 * doc/makefile.texi: Make a subsection.
17750 * doc/gccint.texi: Update.
17752 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
17754 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
17756 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
17758 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
17760 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
17762 * optabs.c (expand_fix): Look for wider integer modes first.
17764 * i386.md (mov?f): Avoid the fake const double trick for medium
17766 (min?f*/max?f*): Prohibit memory operands for i387 variant.
17767 (fop_df_4): Disable for SSE compilation.
17769 2002-01-10 Graham Stott <grahams@redhat.com>
17771 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
17772 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
17774 2002-01-10 Richard Henderson <rth@redhat.com>
17776 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
17778 2002-01-10 Richard Henderson <rth@redhat.com>
17780 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
17781 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
17783 2002-01-10 Kazu Hirata <kazu@hxi.com>
17785 * combine.c (can_combine_p): Fix a comment typo.
17787 2002-01-09 Zack Weinberg <zack@codesourcery.com>
17789 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
17790 empty list correctly. Change loop index $t to $f for
17791 consistency with rest of Makefile.
17793 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
17795 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
17796 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
17798 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
17799 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
17800 (altivec_init_builtins): Same.
17801 (altivec_expand_unop_builtin): Return NULL_RTX on error.
17802 (altivec_expand_binop_builtin): Same.
17803 (altivec_expand_ternop_builtin): Same.
17806 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
17807 ("altivec_vctuxs"): Fix typo.
17808 ("altivec_vnmsubfp"): Same.
17809 ("altivec_dssall"): New.
17810 ("altivec_mfvscr"): New.
17811 ("altivec_dss"): New.
17812 ("altivec_lvsl"): New.
17813 ("altivec_lvsr"): New.
17814 ("altivec_dstt"): New.
17815 ("altivec_dstst"): New.
17816 ("altivec_dststt"): New.
17817 ("altivec_dst"): New.
17819 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
17820 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
17822 2002-01-09 Richard Henderson <rth@redhat.com>
17824 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
17826 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
17828 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
17830 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
17832 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
17834 2002-01-09 Kazu Hirata <kazu@hxi.com>
17836 * read-rtl.c: Fix formatting.
17837 * real.c: Likewise.
17838 * regclass.c: Likewise.
17839 * regrename.c: Likewise.
17840 * reg-stack.c: Likewise.
17841 * reload1.c: Likewise.
17842 * reload.c: Likewise.
17845 2002-01-09 Kazu Hirata <kazu@hxi.com>
17847 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
17848 to extract items in the expr_list chain.
17850 2002-01-09 Richard Henderson <rth@redhat.com>
17852 * config/vax/vax.c (vax_rtx_cost): Never abort.
17854 * config/vax/vax.h (REAL_ARITHMETIC): Define.
17856 2002-01-09 Jan Hubicka <jh@suse.cz>
17858 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
17860 2002-01-09 Richard Henderson <rth@redhat.com>
17862 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
17863 Unify code from various alternatives.
17865 2002-01-09 Richard Henderson <rth@redhat.com>
17867 * regrename.c (copy_value): Ignore the copy if the source register
17868 is present in the value chain with a narrower mode.
17870 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17872 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
17873 for the c4x target. Also improve layout.
17875 2002-01-09 Richard Henderson <rth@redhat.com>
17877 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
17878 * config/m32r/m32r.md (and ior xor splitters): Swap operands
17879 to match insn patterns.
17881 2002-01-09 Richard Henderson <rth@redhat.com>
17883 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
17884 (copyprop_hardreg_forward_1): Likewise.
17886 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
17888 * pa.md (decrement_and_branch_until_zero): Change predicate for
17889 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
17891 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
17893 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
17894 gets undefined. For Darwin.
17896 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17898 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
17900 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
17902 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
17904 2002-01-08 Richard Henderson <rth@redhat.com>
17906 * regrename.c (copy_value): Ignore overlapping copies.
17908 2002-01-08 Richard Henderson <rth@redhat.com>
17910 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
17911 as needed to avoid shared structure.
17913 2002-01-08 Kazu Hirata <kazu@hxi.com>
17915 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
17918 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
17920 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
17921 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
17922 documentation of obsolete macros.
17923 * system.h: Poison these macros.
17924 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
17925 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
17926 config/c4x/c4x.h, config/clipper/clipper.h,
17927 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
17928 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
17929 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
17930 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
17931 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
17932 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
17933 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
17934 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
17935 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
17936 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
17937 config/sparc/sparc.h, config/stormy16/stormy16.h,
17938 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
17939 definitions and commented out definitions of obsolete macros.
17940 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
17941 of MAX_INT_TYPE_SIZE.
17943 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
17945 * config/s390/s390.c (s390_preferred_reload_class): Never
17946 return ADDR_REGS if it isn't a subset of the given class.
17947 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
17948 FP_REGS, but all superclasses as well.
17950 * config/s390/s390.c (s390_function_profiler): Fix thinko.
17952 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
17953 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
17954 must not be a const_int.
17956 2002-01-08 Richard Henderson <rth@redhat.com>
17958 * Makefile.in (toplev.o): Depend on options.h.
17959 (gcc.o): Depend on specs.h.
17961 2002-01-08 Jakub Jelinek <jakub@redhat.com>
17963 * expr.c (store_expr): Convert VOIDmode constants back to target's
17966 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
17968 * doc/invoke.texi: Markup gcc as @command. Refer to
17969 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
17970 of http://gcc.gnu.org/thanks.html.
17972 2002-01-08 Dale Johannesen <dalej@apple.com>
17974 * config/rs6000/rs6000.md: Add missing int register
17975 target case to movdf_low.
17977 2002-01-08 Zack Weinberg <zack@codesourcery.com>
17979 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
17980 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
17981 (cppinit.o): Depend on except.h.
17982 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
17983 s-specs): New rules.
17985 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
17986 Don't create specs.h/options.h/gencheck.h here. Remove
17987 unnecessary variable settings from last argument of AC_OUTPUT.
17988 * config.in, configure: Regenerate.
17989 * intl.c: Hardcode package name as "gcc".
17991 * cppinit.c: Include except.h.
17992 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
17994 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
17995 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
17996 (!)USING_SJLJ_EXCEPTIONS.
17997 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
17999 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
18001 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
18002 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
18003 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
18004 documentation of obsolete macros.
18005 * system.h: Poison these macros.
18006 * config/d30v/d30v.h, config/ns32k/encore.h,
18007 config/stormy16/stormy16.h: Remove definitions and commented out
18008 definitions of obsolete macros.
18010 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
18012 * objc/objc-act.c (handle_class_ref): Mark the declaration of
18013 %sobjc_class_ref_%s as used - to prevent unwanted compiler
18016 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
18018 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
18019 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
18020 to insn adjusting stack/frame pointer.
18021 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
18022 accept operands that cause the insn to be non-splittable.
18024 2002-01-08 Graham Stott <grahams@redhat.com>
18026 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
18027 (C_TYPE_FIELDS_VOLATILE): Likewise.
18028 (C_TYPE_BEING_DEFINED): Likewise.
18029 (C_IS_RESERVED_WORD): Likewise.
18030 (C_TYPE_VARIABLE_SIZE): Likewise.
18031 (C_DECL_VARIABLE_SIZE): Likewise.
18032 (C_MISSING_PROTOTYPE_WARNED): Likewise.
18033 (C_SET_EXP_ORIGINAL_CODE): Likewise.
18034 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
18036 (C_DECL_ANTICIPATED): Likewise.
18037 (c_build_type_variant): Add parenthesis.
18039 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
18041 * gcc.c (option_map): Remove --version.
18042 (process_command): Handle -fversion following the GNU Coding
18043 Standards. Partially addresses PR other/704.
18045 2002-01-08 Graham Stott <grahams@redhat.com>
18047 * combine.c (combine_instructions): Fix typo.
18049 2002-01-08 Graham Stott <grahams@redhat.com>
18051 * debug.h: Use "tree" and "rtx" throughout.
18053 * debug.c: Likewise.
18055 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
18057 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
18058 constant pool, use the pool's version of the symbol instead.
18060 2002-01-07 Richard Henderson <rth@redhat.com>
18062 * regrename.c (find_oldest_value_reg): Ignore the value chain if
18063 the original register was copied in a mode with a fewer number of
18064 hard registers than the desired mode.
18065 (copyprop_hardreg_forward_1): Likewise.
18066 (debug_value_data): Fix loop test.
18067 * toplev.c (parse_options_and_default_flags): Reenable
18068 -fcprop-registers at -O1.
18070 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
18072 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
18073 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
18075 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
18078 * config/rs6000/rs6000.md: Add altivec predicate patterns.
18080 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
18082 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
18083 (pa_output_function_prologue): Output local label at the beginning of
18084 the prologue when profiling.
18085 (hppa_profile_hook): Use the local label rather than the function label.
18086 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
18088 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
18090 * config/rs6000/rs6000.c (print_operand): Remove extra space.
18091 (altivec_expand_unop_builtin): Fix thinko.
18092 (altivec_expand_binop_builtin): Same.
18093 (altivec_expand_ternop_builtin): Same.
18094 (altivec_expand_builtin): Same.
18096 2002-01-07 Richard Henderson <rth@redhat.com>
18098 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
18100 2002-01-07 Jason Merrill <jason@redhat.com>
18102 * unwind-dw2.c (execute_cfa_program): Use < again.
18104 2002-01-07 Jakub Jelinek <jakub@redhat.com>
18106 * predict.c (combine_predictions_for_insn): Avoid division by zero.
18108 2002-01-07 Jakub Jelinek <jakub@redhat.com>
18110 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
18111 Don't allow -1 - x -> ~x simplifications in the first pass.
18113 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
18115 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
18117 (altivec_expand_binop_builtin): Same.
18118 (altivec_expand_unop_builtin): Same.
18119 (print_operand): Fix typo.
18120 (bdesc_1arg): Add vupk* variants.
18122 * rs6000.h (rs6000_builtins): Add vupk* enums.
18124 * rs6000.md: Add altivec_vupk* variants.
18126 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
18128 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
18129 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
18130 and last update dates.
18132 2002-01-07 Janis Johnson <janis187@us.ibm.com>
18134 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
18136 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
18138 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
18139 * config/avr/avr.h (CPP_SPEC): Likewise.
18140 (LINK_SPEC): Likewise.
18141 (CRT_BINUTILS_SPECS): Likewise.
18142 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
18143 * doc/invoke.texi (AVR Options): Document them.
18145 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
18147 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
18150 2002-01-07 Graham Stott <grahams@redhat.com>
18152 * config/i386/i386.h: Update copyright date.
18153 (HALF_PIC_PTR): Add parenthesis.
18154 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
18155 (CONSTANT_ALIGNMENT): Add parenthesis.
18156 (DATA_ALIGNMENT): Likewise.
18157 (LOCAL_ALIGNMENT): Likewise.
18158 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
18159 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
18160 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
18161 (HARD_REGNO_NREGS): Add paranethesis.
18162 (VALID_SSE_REG_MODE): Whitespace.
18163 (VALID_MMX_REG_MODE): Whitespace.
18164 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
18165 (ix86_hard_regno_mode_ok): Add parenthesis.
18166 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
18167 (RETURN_IN_MEMORY): Whitespace.
18168 (N_REG_CLASSES): Add parenthesis.
18169 (INTEGER_CLASS_P): Add parenthesis and wrap.
18170 (FLOAT_CLASS_P): Likewise.
18171 (SSE_CLASS_P): Likewise.
18172 (MMX_CLASS_P): Likewise.
18173 (MAYBE_INTEGER_CLASS_P): Likewise.
18174 (MAYBE_FLOAT_CLASS_P): Likewise.
18175 (MAYBE_SSE_CLASS_P): Likewise.
18176 (MAYBE_MMX_CLASS_P): Likewise.
18177 (Q_CLASS_P): Likewise.
18178 (GENERAL_REGNO_P): Uppercase macro parameter.
18179 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
18180 (FP_REGNO_P): Likewise.
18181 (ANY_FP_REGNO_P): Uppercase macro parameter.
18182 (SSE_REGNO_P): Likewise.
18183 (SSE_REGNO): Likewise.
18184 (SSE_REG_P): Likewise.
18185 (SSE_FLOAT_MODE_P): Likewise.
18186 (MMX_REGNO_P): Likewise.
18187 (MMX_REG_P):Likewise.
18188 (STACK_REG_P): Likewise.
18189 (NON_STACK_REG_P): Likewise.
18190 (STACK_TOP_P): Likewise.
18191 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
18192 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
18193 (SECONDARY_MEMORY_NEEDED): Likewise.
18194 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
18195 (MD_ASM_CLOBBERS): Whitespace and wrap.
18196 (MUST_PASS_IN_STACK): Whitespace and wrap.
18197 (RETURN_POPS_ARGS): Add parenthesis.
18198 (INIT_CUMULATIVE_ARGS): Likewise.
18199 (FUNCTION_ARG): Likewise.
18200 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
18201 (SETUP_INCOMING_VARARGS): Likewise.
18202 (BUILD_VA_LIST_TYPE): Add parenthesis.
18203 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
18205 (EXPAND_BUILTIN_VA_ARG): Likewise.
18206 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
18207 (INITIALIZE_TRAMPOLINE): Add parenthesis.
18208 (INITIAL_ELIMINATION_OFFSET): Likewise.
18209 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
18210 (REGNO_OK_FOR_BASE_P): Likewise.
18211 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
18212 (REGNO_OK_FOR_DIREG_P): Likewise.
18213 (REG_OK_FOR_INDEX_P): Whitespace.
18214 (REG_OK_FOR_BASE_P): Whitespace.
18215 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
18217 (FIND_BASE_TERM): Fix typo.
18218 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
18219 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
18220 (SYMBOLIC_CONST; Whitespace.
18221 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
18222 (ENCODE_SECTION_INFO): Whitespace.
18223 (FINALIZE_PIC): Remove do { ... } while (0).
18224 (PROMOTE_MODE): Wrap in do { ... } while (0).
18225 (CONST_COSTS): Whitespace.
18226 (RTX_COSTS): Add paramethesis, whitespace and wrap.
18227 (REGISTER_MOVE_COST): Add parenthesis.
18228 (MEMORY_MOVE_COST): Likewise.
18229 (EXTRA_CC_MODES): Whitespace.
18230 (SELECT_CC_MODE): Add parenthesis and whitespace.
18231 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
18232 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
18233 (ASM_OUTPUT_LABEL): Add paramethesis.
18234 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
18235 (ASM_OUTPUT_REG_POP): Likewise.
18236 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
18237 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
18239 * config/i386/i386.c: Update copyright.
18240 (CHECK_STACK_LIMIT): Add parenthesis.
18241 (AT_BP): Uppercase macro parameter.
18242 (x86_64_int_parameter_registers): Constify.
18243 (x86_64_int_return_registers): Likewise.
18244 (ix86_compare_op0): Use rtx.
18245 (construct_container): Constify INTREG parameter.
18246 (function_arg): Use rtx.
18248 * diagnostic.h: Update copyright date.
18249 (output_buffer_state): Add parenthesis.
18250 (output_buffer_format_args): Likewise.
18252 * combine.c (combine_instructions): Replace XEXP (links, 0)
18255 2002-01-06 H.J. Lu <hjl@gnu.org>
18257 * cfgcleanup.c (thread_jump): Fix 2 typos.
18259 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
18261 * config.gcc: Add support for --enable-altivec.
18263 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
18265 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
18267 2002-01-06 Jakub Jelinek <jakub@redhat.com>
18269 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
18270 __objc_class_name_*.
18272 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
18274 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
18276 2002-01-06 Richard Henderson <rth@redhat.com>
18278 * reorg.c (emit_delay_sequence): Remove death notes, not merely
18279 nop them out. Increment label reference count for REG_LABEL.
18280 (fill_slots_from_thread): Frob label reference count around
18281 delete_related_insns.
18283 2002-01-05 Richard Henderson <rth@redhat.com>
18285 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
18288 2002-01-05 Richard Henderson <rth@redhat.com>
18290 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
18291 * integrate.c (output_inline_function): Likewise.
18292 * toplev.c (rest_of_compilation): Do it here instead. Move call
18293 to remove_unnecessary_notes after emitting abstract instance.
18294 Force an emitted nested function to have its parent emited as well.
18295 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
18297 (rtl_for_decl_location): Do not look at reload data structures
18298 before reload has run.
18300 2002-01-05 Kazu Hirata <kazu@hxi.com>
18302 * cse.c: Fix formatting.
18303 * dwarf2asm.c: Likewise.
18304 * dwarf2out.c: Likewise.
18305 * explow.c: Likewise.
18306 * expmed.c: Likewise.
18307 * function.c: Likewise.
18308 * gcov.c: Likewise.
18309 * gencheck.c: Likewise.
18310 * genrecog.c: Likewise.
18311 * ggc-common.c: Likewise.
18312 * ggc-page.c: Likewise.
18313 * global.c: Likewise.
18315 2002-01-05 Kazu Hirata <kazu@hxi.com>
18317 * combine.c: Fix formatting.
18319 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
18322 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
18324 2002-01-05 David Edelsohn <edelsohn@gnu.org>
18326 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
18327 as 1 for __powerpc64__ as well.
18329 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
18331 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
18334 2002-01-05 Daniel Berlin <dan@dberlin.org>
18336 * lcm.c: Revert change, due to performance regression it causes on
18337 SPEC because it's slightly more conservative (sigh, I hate
18340 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
18342 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
18344 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
18346 * doc/cppinternals.texi: Update.
18348 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
18350 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
18351 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
18353 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
18354 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
18355 kludge for pre-october-14th mmix versions to handle new-found bug
18356 with PUSHJ/PUSHGO and the register stack.
18357 * config/mmix/mmix.h (struct machine_function): Rename member
18358 has_call_value_without_parameters to has_call_without_parameters.
18359 All referers changed.
18360 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
18361 TARGET_MASK_BRANCH_PREDICT): New macros.
18362 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
18363 -mno-reg-stack-fill-bug-workaround.
18364 * config/mmix/mmix.md ("call"): Set struct machine member
18365 has_call_without_parameters.
18367 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
18369 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
18371 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
18373 * cfgcleanup.c: Include tm_p.h
18374 (mark_effect): Fix handling of hard register; fix handling of SET
18376 2002-01-04 Kazu Hirata <kazu@hxi.com>
18378 * config/h8300/h8300.md (anonymous patterns): Check that
18379 operands are registers before using REGNO on them.
18381 2002-01-03 Roland McGrath <roland@frob.com>
18383 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
18385 2002-01-04 Jakub Jelinek <jakub@redhat.com>
18387 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
18388 * c-common.h (genrtl_expr_stmt_value): Likewise.
18389 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
18390 (expand_expr_stmt_value): Add maybe_last argument.
18391 Don't warn about statement with no effect if it is the last statement
18392 in expression statement.
18393 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
18394 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
18395 expand_expr_stmt_value.
18396 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
18397 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
18398 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
18399 as maybe_last to expand_expr_stmt_value.
18401 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
18403 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
18404 be passed in, do not build it.
18405 (c_begin_if_stmt): New function.
18406 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
18407 * c-common.h (c_expand_start_cond): Update prototype.
18408 (c_begin_if_stmt): Prototype new function.
18409 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
18410 * c-parse.in (if_prefix): Use c_begin_if_stmt,
18411 c_begin_while_stmt and c_finish_while_stmt_cond.
18413 2002-01-04 William Cohen <wcohen@redhat.com>
18415 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
18416 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
18417 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
18418 * config/pa/som.h (ASM_FILE_START): Likewise.
18420 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
18422 * lcm.c: Include df.h.
18423 Add available_transfer_function prototype.
18424 (compute_available): Rework to use iterative dataflow framework.
18425 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
18426 with bb_info in df.h
18427 (available_transfer_function): New function.
18429 * Makefile.in (lcm.o): add df.h to dependencies.
18431 2002-01-04 Richard Henderson <rth@redhat.com>
18433 * config/alpha/alpha.c (some_operand): Accept HIGH.
18434 (input_operand): Likewise; accept simple references to globals.
18435 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
18436 (alpha_const_double_ok_for_letter_p): Likewise.
18437 (alpha_extra_constraint): Likewise.
18438 (alpha_preferred_reload_class): Likewise. Do not force
18439 symbolic constants to memory.
18440 (alpha_legitimate_address_p): Accept simple references
18441 to small_symbolic_operand.
18442 (alpha_legitimize_address): New arg scratch. Be prepared to be
18443 called when no_new_pseudos. Emit simple symbolic references.
18444 Split integers into low, high, and rest.
18445 (alpha_expand_mov): Use alpha_legitimize_address.
18446 (some_small_symbolic_mem_operand): New.
18447 (split_small_symbolic_mem_operand): New.
18448 * config/alpha/alpha-protos.h: Update.
18449 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
18450 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
18451 (EXTRA_CONSTRAINT): Likewise.
18452 (PREFERRED_RELOAD_CLASS): Likewise.
18453 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
18454 (PREDICATE_CODES): Update.
18455 * config/alpha/alpha.md: New post-reload splitters to convert
18456 simplfied symbolic operands to the form that references $29.
18457 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
18458 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
18460 2002-01-03 Richard Henderson <rth@redhat.com>
18462 * local-alloc.c (function_invariant_p): Update commentary.
18464 2002-01-04 H.J. Lu <hjl@gnu.org>
18466 * toplev.c (rest_of_compilation): Fix a typo when calling
18469 2002-01-03 Kazu Hirata <kazu@hxi.com>
18471 * c-common.c: Fix formatting.
18472 * diagnostic.c: Likewise.
18473 * doloop.c: Likewise.
18474 * dwarf2out.c: Likewise.
18476 2002-01-03 Kazu Hirata <kazu@hxi.com>
18478 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
18479 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
18481 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
18483 * cpperror.c: Update comments and copyright.
18484 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
18485 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
18487 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
18489 * collect2.c (main): Use strcmp when testing for "-shared".
18491 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
18493 * cppmacro.c: Don't include intl.h. Update comments.
18494 (new_number_token): Allocate enough buffer for 64-bit unsigned
18495 integers; update prototype.
18496 * cppmain.c: Update comments.
18498 2002-01-03 William Cohen <wcohen@redhat.com>
18500 * function.h (struct function): Add profile.
18501 (current_function_profile): New.
18502 doc/extend.texi: Update documentation.
18503 * final.c (final_start_function): Use current_function_profile
18504 instead of profile_flag.
18505 (profile_after_prologue): Likewise.
18506 * function.c (expand_function_start): Likewise.
18507 (expand_function_start): Likewise.
18508 * config/alpha/alpha.c (direct_call_operand):
18509 (alpha_does_function_need_gp): Likewise.
18510 (alpha_expand_prologue): Likewise.
18511 * config/arm/arm.c (arm_expand_prologue): Likewise.
18512 thumb_expand_prologue: Likewise.
18513 * config/d30v/d30v.c (d30v_stack_info): Likewise.
18514 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
18515 (fr30_expand_prologue): Likewise.
18516 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
18517 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
18518 * config/i386/i386.h (FINALIZE_PIC): Likewise.
18519 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
18520 * config/i960/i960.c (i960_output_function_prologue): Likewise.
18521 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
18522 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
18523 (m32r_expand_prologue): Likewise.
18524 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
18525 (m88k_expand_prologue): Likewise.
18526 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
18527 * config/mips/mips.c (compute_frame_size): Likewise.
18528 (mips_expand_prologue): Likewise.
18529 (mips_can_use_return_insn): Likewise.
18530 * config/pa/elf.h (ASM_FILE_START): Likewise.
18531 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
18532 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
18533 * config/pa/som.h (ASM_FILE_START): Likewise.
18534 * config/romp/romp.c (romp_using_r14): Likewise.
18535 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
18536 (rs6000_stack_info): Likewise.
18537 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
18538 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
18539 * config/v850/v850.c (compute_register_save_size): Likewise.
18541 2002-01-03 Jakub Jelinek <jakub@redhat.com>
18543 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
18544 gen_lowpart_common fails, use gen_lowpart_SUBREG.
18546 2002-01-03 Turly O'Connor <turly@apple.com>
18548 * darwin.c (machopic_output_possible_stub_label): Don't generate
18549 stub routines for pseudo-stubs which we've just defined.
18551 2002-01-03 Kazu Hirata <kazu@hxi.com>
18553 * builtins.c: Fix formatting.
18554 * c-typeck.c: Likewise.
18555 * combine.c: Likewise.
18556 * expr.c: Likewise.
18557 * loop.c: Likewise.
18559 2002-01-03 Andreas Schwab <schwab@suse.de>
18561 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
18562 and return true if _cpp_push_next_buffer pushed a new include
18564 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
18565 _cpp_pop_file_buffer did not push a new file.
18566 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
18568 2002-01-02 Eric Christopher <echristo@redhat.com>
18570 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
18571 FIND_REG_INC_NOTE call. Update copyright.
18572 * loop.c (canonicalize_condition): Ditto.
18573 * reorg.c (delete_scheduled_jump): Ditto.
18575 2002-01-03 Kazu Hirata <kazu@hxi.com>
18577 * gcse.c: Fix formatting.
18579 2002-01-03 Graham Stott <grahams@redhat.com>
18581 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
18582 forward defs for struct tags rtx_def, union_tree, rtvec_def
18583 also output corresponding typedefs for rtx, tree, and rtvec.
18585 * system.h: Move forward defs for struct tags rtx_def, union_tree,
18586 rtvec_def along with corresponding typedefs for rtx, tree, and
18587 rtvec to config.h, hconfig.h, tconfig.h.
18589 2002-01-03 Graham Stott <grahams@redhat.com>
18591 * tree.h: Update copyright date.
18592 (IS_EXPR_CODE_CLASS): Add parenthesis.
18593 (TREE_SET_CODE): Add whitespace.
18594 (TREE_CHECK): Add parenthesis.
18595 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
18596 (CST_OR_CONSTRUCTOR_CHECK):
18597 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
18598 (TREE_SYMBOL_REFERENCED): Whitespace.
18599 (INT_CST_LT): Likewise.
18600 (INT_CST_LT_UNSIGNED): Likewise.
18601 (tree_real_cst): Unwrap comment.
18602 (tree_string): Likewise.
18603 (tree_complex): Likewise.
18604 (IDENTIFIER_POINTER): correct cast.
18605 (SAVE_EXPR_CONTEXT): Whitespace.
18606 (EXPR_WFL_FILENAME_NODE): Likewise.
18607 (EXPR_WFL_FILENAME): Remove parenthesis.
18608 (DECL_ORIGIN): Add parenthesis.
18609 (DECL_FROM_INLINE): Use NULL_TREE.
18610 (build_int_2): Whitespace.
18611 (build_type_variant): Add parenthesis.
18613 * gcc/jcf-parse.c: Update copyright date.
18614 (yyparse): Constify resource_filename.
18616 2002-01-03 Graham Stott <grahams@redhat.com>
18618 * rtl.h: Update copyright date.
18619 (RTL_CHECK1): Wrap long line.
18620 (RTL_CHECK2): Likewise.
18621 (RTL_CHECKC1): Wrap long line and whitespace.
18622 (RTL_CHECKC2): Likewise.
18623 (XWINT): Whitespace.
18629 (XBITMAP): Likewise.
18631 (XBBDEF): Likewise.
18633 (X0WINT): Likewise.
18635 (X0UINT): Likewise.
18639 (X0MODE): Likewise.
18640 (X0BITMAP): Likewise.
18641 (X0TREE): Likewise.
18642 (X0BBDEF): Likewise.
18643 (X0ADVFLAGS): Likewise.
18644 (X0CSELIB): Likewise.
18645 (X0MEMATTR): Likewise.
18646 (XCWINT): Likewise.
18648 (XCUINT): Likewise.
18652 (XCMODE): Likewise.
18653 (XCBITMAP): Likewise.
18654 (XCTREE): Likewise.
18655 (XCBBDEF): Likewise.
18656 (XCADVFLAGS): Likewise.
18657 (XCCSELIB): Likewise.
18658 (XC2EXP): Likewise.
18659 (INSN_UID): Likewise.
18660 (PREV_INSN): Likewise.
18661 (PATTERN): Likewise.
18662 (INSN_CODE): Likewise.
18663 (PUT_REG_NOTE_KIND): Likewise.
18664 (CODE_LABEL_NUMBER): Likewise.
18665 (NOTE_SOURCE_FILE): Likewise.
18666 (NOTE_BLOCK): Likewise.
18667 (NOTE_EH_HANDLER): Likewise.
18668 (NOTE_RANGE_INFO): Likewise.
18669 (NOTE_LIVE_INFO): Likewise.
18670 (NOTE_BASIC_BLOCK): Likewise.
18671 (NOTE_EXPECTED_VALUE): Likewise.
18672 (NOTE_LINE_NUMBER): Likewise.
18673 (LABEL_NAME): Likewise.
18674 (LABEL_NUSES): Likewise.
18675 (LABEL_ALTERNATE_NAME): Likewise.
18676 (ADDRESSOF_DECL): Likewise.
18677 (JUMP_LABEL): Likewise.
18678 (LABEL_NEXTREF): Likewise.
18680 (ORIGINAL_REGNO: Likewise.
18681 (HARD_REGISTER_NUM_P): Add parenthesis.
18682 (SUBREG_REG): Whitespace.
18683 (SUBREG_BYTE): Likewise.
18684 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
18685 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
18686 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
18687 (ASM_OPERANDS_INPUT_VEC): Likewise.
18688 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
18689 (ASM_OPERANDS_INPUT): Likewise.
18690 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
18691 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
18692 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
18693 (ASM_OPERANDS_INPUT_MODE): Likewise.
18694 (ASM_OPERANDS_SOURCE_FILE): Likewise.
18695 (ASM_OPERANDS_SOURCE_LINE): Likewise.
18696 (MEM_SET_IN_STRUCT_P): Minor reformat.
18697 (TRAP_CONDITION): Whitespace.
18698 (TRAP_CODE): Likewise.
18699 (COND_EXEC_TEST): Likewise.
18700 (COND_EXEC_CODE): Likewise.
18701 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
18702 (PHI_NODE_P): Add parenthesis.
18703 (plus_constant): Whitespace and add parenthesis.
18705 2002-01-03 Kazu Hirata <kazu@hxi.com>
18707 * config/avr/avr.c: Fix comment typos.
18708 * config/c4x/c4x.md: Likewise.
18709 * config/dsp16xx/dsp16xx.h: Likewise.
18710 * config/dsp16xx/dsp16xx.md: Likewise.
18711 * config/i386/i386.md: Likewise.
18712 * config/ia64/ia64.c: Likewise.
18713 * config/m32r/m32r.h: Likewise.
18714 * config/m68hc11/m68hc11.md: Likewise.
18715 * config/mmix/mmix.c: Likewise.
18716 * config/mn10200/mn10200.c: Likewise.
18717 * config/romp/romp.c: Likewise.
18718 * config/sh/sh.c: Likewise.
18719 * config/stormy16/stormy16.c: Likewise.
18720 * config/stormy16/stormy16.h: Likewise.
18721 * config/stormy16/stormy16.md: Likewise.
18723 2002-01-03 Graham Stott <grahams@redhat.com>
18725 * loop.h: Update copyright date.
18726 (LOOP_MOVABLES): Fix typo.
18727 (LOOP_REGS): Likewise.
18728 (LOOP_IVS): Likewise.
18730 2002-01-03 Graham Stott <grahams@redhat.com>
18732 * cppinit.c: Update copyright date.
18733 Don't include output.h
18734 * Makefile.in: Update copyright date.
18737 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
18740 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
18741 (-pthread) Add to RS/6000 options.
18743 2002-01-02 Kazu Hirata <kazu@hxi.com>
18745 * except.c: Fix comment typos.
18746 * loop.c: Likewise.
18747 * varasm.c: Likewise.
18748 * doc/tm.texi: Fix a typo.
18750 2002-01-02 Jakub Jelinek <jakub@redhat.com>
18752 * c-typeck.c (output_init_element): Allow initializing static storage
18753 duration objects with compound literals.
18755 2002-01-02 Richard Henderson <rth@redhat.com>
18757 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
18760 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18762 * gcc.c (default_compilers): Const-ify.
18763 * mips-tdump.c (stab_names): Likewise.
18764 * mips-tfile.c (map_coff_types, map_coff_storage,
18765 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
18766 pseudo_ops_t, pseudo_ops): Likewise.
18767 * protoize.c (default_include): Likewise
18769 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
18770 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
18771 Add array size in declaration.
18772 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
18773 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
18774 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
18775 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
18776 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
18777 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
18778 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
18779 emtens, make_nan): Const-ify.
18780 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
18781 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
18783 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
18785 * config.gcc (ia64-*-*): Set extra_headers.
18786 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
18787 * config/alpha/t-osf: Remove.
18788 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
18790 2002-01-02 David Edelsohn <edelsohn@gnu.org>
18792 * config/rs6000/t-aix43: Revert previous change.
18794 2002-01-02 Jason Merrill <jason@redhat.com>
18796 * c-decl.c (c_expand_body): Call outlining_inline_function when
18797 emitting an inline function out of line.
18799 2002-01-02 Richard Henderson <rth@redhat.com>
18801 * dwarf2out.c (limbo_die_node): Add created_for member.
18802 (new_die): New argument created_for. Update all callers.
18803 (mark_limbo_die_list): New.
18804 (dwarf2out_init): Register limbo_die_list as a root.
18805 (dwarf2out_finish): Force insert limbo dies into their function
18808 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
18811 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
18813 2002-01-02 Kazu Hirata <kazu@hxi.com>
18815 * config/h8300/fixunssfsi.c: Update copyright.
18818 * config/h8300/h8300.c: Update copyright.
18819 Eliminate warnings.
18821 2002-01-02 Kazu Hirata <kazu@hxi.com>
18823 * config/romp/romp.c: Fix comment formatting.
18824 * config/romp/romp.h: Likewise.
18825 * config/romp/romp.md: Likewise.
18826 * config/s390/s390.c: Likewise.
18827 * config/stormy16/stormy16.c: Likewise.
18828 * config/stormy16/stormy16.h: Likewise.
18830 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
18832 * c-common.h (genrtl_expr_stmt_value): Declare.
18833 * c-semantics.c (genrtl_goto_stmt): Redirect to...
18834 (genrtl_goto_stmt_value): ... this new function. Pass new
18835 argument down to expand_expr_stmt_value, taking
18836 TREE_ADDRESSABLE into account.
18837 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
18838 STMT_EXPR as addressable, i.e., one whose result we want.
18839 * expr.c (expand_expr): Don't save expression statement value
18840 of labeled_blocks or loop_exprs.
18841 * stmt.c (expand_expr_stmt): Redirect to...
18842 (expand_expr_stmt_value): ... this new function. Use new
18843 argument to tell whether to save expression value.
18844 (expand_end_stmt_expr): Reset last_expr_type and
18845 last_expr_value if we don't have either.
18846 * tree-inline.c (declare_return_variable): Mark its use
18847 statement as addressable.
18848 * tree.h: Document new use of TREE_ADDRESSABLE.
18849 (expand_expr_stmt_value): Declare.
18851 2002-01-01 Tom Rix <trix@redhat.com>
18853 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
18854 rs6000_emit_allocate_stack.
18856 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
18858 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
18859 ${srcdir}/ginclude/ to every entry in extra_headers.
18860 * configure: Regenerate.
18861 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
18862 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
18863 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
18864 * ginclude/proto.h: Rename to config/convex/proto.h.
18866 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18868 * attribs.c (handle_vector_size_attribute): Use host_integerp
18869 and tree_int_cst; remove warnings.
18870 * caller-save.c (insert_restore): Add cast to get rid of warning.
18871 (insert_save): Likewise.
18872 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
18873 * regmove.c (find_matches): Add temporary var to kill a warning.
18875 2002-01-01 Douglas B Rupp <rupp@gnat.com>
18877 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
18878 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
18879 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
18880 (vms-dwarf2eh.o): Add Makefile rule.
18881 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
18882 * config/alpha/vms-dwarf2eh.asm: New file.
18884 * gcc.c (delete_if_ordinary): Delete all versions.
18886 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
18888 * config/mmix/mmix.md: Update FIXME to not mention
18890 (MMIX_rJ_REGNUM): New define_constants constant.
18891 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
18892 "*movdicc_real"): Adjust contraints formatting.
18893 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
18894 for branch prediction.
18895 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
18897 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
18898 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
18899 number. Delete related FIXMEs.
18900 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
18901 from number to MMIX_rJ_REGNUM.
18902 (TARGET_MASK_BRANCH_PREDICT): New.
18903 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
18904 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
18905 value. Add -mbranch-predict and -mno-branch-predict.
18906 (TARGET_VERSION): Drop date.
18907 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
18908 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
18909 for finding out global symbols.
18910 (mmix_asm_output_labelref): Revert condition for global symbol.
18911 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
18912 (mmix_print_operand_punct_valid_p): A '+' is valid.
18914 See ChangeLog.6 for earlier changes.