1 2001-11-02 DJ Delorie <dj@redhat.com>
3 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
4 using FP registers for DImode mem-mem moves is acceptable.
6 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
8 * builtins.c (apply_args_size): Handle vector arguments.
9 (apply_result_size): Same.
11 * machmode.def: Set WIDER mode field for all vector entries.
13 2001-11-02 Graham Stott <grahams@redhat.com>
15 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
17 2001-11-01 Eric Christopher <echristo@redhat.com>
19 * config.gcc: Revert part of earlier patch.
20 * config/mips/linux.h: Ditto.
21 * df.c: Include tm_p.h to avoid warnings.
22 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
24 * config/mips/mips.c: Define mips_abi regardless.
25 (mips_output_function_prologues): Add long casts for .frame
27 (override_options): Allow use of ABI_32.
29 2001-11-01 Kazu Hirata <kazu@hxi.com>
31 * config/m68hc11/m68hc11.c: Fix comment formatting.
32 * config/m68hc11/m68hc11.h: Likewise.
33 * config/m68hc11/m68hc11.md: Likewise.
35 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
37 * c-typeck.c (default_conversion): Retain the original expression
39 * gcc.dg/Wparentheses.c: New tests.
41 2001-11-01 David S. Miller <davem@redhat.com>
43 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
44 64-bit Sparc description more in line with reality.
46 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
48 * Makefile.in (GCOV_OBJS): Add version.o.
49 * gcov.c: Include "version.h" and <getopt.h>.
50 (gcov_version_string): Remove.
51 (print_usage): Take a parameter to determine whether this is a
52 call from --help or an error message. Give fuller output that
53 follows the GNU Coding Standards for --help.
54 (print_version): New function.
56 (process_args): Use getopt_long. Support long options. Follow
57 GNU Coding Standards for --help and --version.
58 * doc/gcov.texi: Document long options.
59 Addresses part of PR other/704.
61 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
63 * pa.c (output_move_double): Fix typo in double load.
65 2001-11-01 Kazu Hirata <kazu@hxi.com>
67 * config/h8300/h8300.c (h8300_encode_label): Compute a string
68 before passing it to ggc_alloc_string.
70 2001-11-01 Kazu Hirata <kazu@hxi.com>
72 * config/m68k/3b1.h: Fix comment formatting.
73 * config/m68k/3b1g.h: Likewise.
74 * config/m68k/a-ux.h: Likewise.
75 * config/m68k/amix.h: Likewise.
76 * config/m68k/apollo68.h: Likewise.
77 * config/m68k/atari.h: Likewise.
78 * config/m68k/aux-exit.c: Likewise.
79 * config/m68k/ccur-GAS.h: Likewise.
80 * config/m68k/crds.h: Likewise.
81 * config/m68k/dpx2.h: Likewise.
82 * config/m68k/dpx2g.h: Likewise.
83 * config/m68k/hp310.h: Likewise.
84 * config/m68k/hp320.h: Likewise.
85 * config/m68k/isi.h: Likewise.
86 * config/m68k/linux.h: Likewise.
87 * config/m68k/lynx.h: Likewise.
88 * config/m68k/m68k-psos.h: Likewise.
89 * config/m68k/m68k.c: Likewise.
90 * config/m68k/m68k.h: Likewise.
91 * config/m68k/m68k.md: Likewise.
92 * config/m68k/m68kelf.h: Likewise.
93 * config/m68k/m68kv4.h: Likewise.
94 * config/m68k/mot3300.h: Likewise.
95 * config/m68k/news.h: Likewise.
96 * config/m68k/next.h: Likewise.
97 * config/m68k/pbb.h: Likewise.
98 * config/m68k/plexus.h: Likewise.
99 * config/m68k/sgs.h: Likewise.
100 * config/m68k/sun3.h: Likewise.
101 * config/m68k/tower.h: Likewise.
102 * config/m68k/vxm68k.h: Likewise.
104 2001-10-31 DJ Delorie <dj@redhat.com>
106 * config/mips/mips.h (mips_cache_flush_func): Prototype.
107 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
108 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
109 * config/mips/mips.c (mips_cache_flush_func): New.
110 * doc/invoke.texi: Document the new options.
112 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
114 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
115 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
117 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
119 * config/cris/cris.c: Include output.h after tree.h but before
122 2001-10-31 Zack Weinberg <zack@codesourcery.com>
124 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
125 (INTL_SUBDIRS): Just intl.
126 (.SUFFIXES): Add .gmo .po .pox.
127 (native): Also depend on build-@POSUB@.
128 (intl.all, intl.install): Depend on config.h and things it includes.
129 (po-generated): New target; depend on c-parse.c and tradcif.c.
130 (install-normal): Also depend on install-@POSUB@.
131 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
132 (build-, install-, build-po, update-po, install-po,
133 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
135 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
136 * configure.in: Don't munge XGETTEXT. Don't generate
138 * configure: Regenerate.
141 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
142 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
144 2001-10-31 Kazu Hirata <kazu@hxi.com>
146 * config/h8300/h8300.md (two anonymous patterns): New.
148 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
150 * tree.h (tree_index): Add support for V16QI and V8HI.
151 (V8HI_type_node): New.
152 (V16QI_type_node): New.
154 * tree.c (build_common_tree_nodes_2): Same.
156 * c-common.c (type_for_mode): Same.
158 2001-10-31 Kazu Hirata <kazu@hxi.com>
160 * config/i386/att.h: Fix comment formatting.
161 * config/i386/beos-elf.h: Likewise.
162 * config/i386/bsd.h: Likewise.
163 * config/i386/bsd386.h: Likewise.
164 * config/i386/crtdll.h: Likewise.
165 * config/i386/cygwin.asm: Likewise.
166 * config/i386/cygwin.h: Likewise.
167 * config/i386/djgpp.h: Likewise.
168 * config/i386/freebsd-aout.h: Likewise.
169 * config/i386/freebsd.h: Likewise.
170 * config/i386/gas.h: Likewise.
171 * config/i386/i386-interix.h: Likewise.
172 * config/i386/i386-protos.h: Likewise.
173 * config/i386/i386.c: Likewise.
174 * config/i386/i386.h: Likewise.
175 * config/i386/i386.md: Likewise.
176 * config/i386/i386elf.h: Likewise.
177 * config/i386/interix.c: Likewise.
178 * config/i386/isc.h: Likewise.
179 * config/i386/isccoff.h: Likewise.
180 * config/i386/iscdbx.h: Likewise.
181 * config/i386/linux.h: Likewise.
182 * config/i386/lynx.h: Likewise.
183 * config/i386/mingw32.h: Likewise.
184 * config/i386/netbsd-elf.h: Likewise.
185 * config/i386/next.h: Likewise.
186 * config/i386/osf1elf.h: Likewise.
187 * config/i386/osfrose.h: Likewise.
188 * config/i386/sco5.h: Likewise.
189 * config/i386/seq-gas.h: Likewise.
190 * config/i386/seq-sysv3.h: Likewise.
191 * config/i386/sequent.h: Likewise.
192 * config/i386/sol2.h: Likewise.
193 * config/i386/sun386.h: Likewise.
194 * config/i386/uwin.asm: Likewise.
195 * config/i386/uwin.h: Likewise.
196 * config/i386/vxi386.h: Likewise.
197 * config/i386/win32.h: Likewise.
198 * config/i386/winnt.c: Likewise.
199 * config/i386/xm-cygwin.h: Likewise.
200 * config/i386/xm-mingw32.h: Likewise.
202 2001-10-31 Kazu Hirata <kazu@hxi.com>
204 * builtins.def: Fix comment typos.
205 * config/alpha.c: Likewise.
206 * config/arm/arm.c: Likewise.
207 * config/avr/avr.h: Likewise.
208 * config/d30v/d30v.c: Likewise.
209 * config/d30v/d30v.h: Likewise.
210 * config/d30v/d30v.md: Likewise.
211 * config/dsp16xx/dsp16xx.c: Likewise.
212 * config/fr30/fr30.c: Likewise.
213 * config/fr30/fr30.md: Likewise.
214 * config/i386/i386.c: Likewise.
215 * config/i860/i860.c: Likewise.
216 * config/i960/i960.c: Likewise.
217 * config/ia64/ia64.c: Likewise.
218 * config/mips/mips.c: Likewise.
219 * config/pa/pa.c: Likewise.
220 * config/rs6000/rs6000.c: Likewise.
221 * config/s390/s390.c: Likewise.
222 * config/sparc/sparc.c: Likewise.
224 2001-10-30 Kazu Hirata <kazu@hxi.com>
226 * config/mips/elf.h: Fix comment formatting.
227 * config/mips/elf64.h: Likewise.
228 * config/mips/iris5.h: Likewise.
229 * config/mips/iris5gas.h: Likewise.
230 * config/mips/iris6.h: Likewise.
231 * config/mips/isa3264.h: Likewise.
232 * config/mips/linux.h: Likewise.
233 * config/mips/mips.c: Likewise.
234 * config/mips/mips.h: Likewise.
235 * config/mips/mips.md: Likewise.
236 * config/mips/mips16.S: Likewise.
237 * config/mips/netbsd.h: Likewise.
238 * config/mips/osfrose.h: Likewise.
239 * config/mips/r3900.h: Likewise.
240 * config/mips/sni-svr4.h: Likewise.
241 * config/mips/svr4-t.h: Likewise.
242 * config/mips/ultrix.h: Likewise.
244 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
246 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
247 when we update head->current.
249 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
251 * tree.c (id_string_size): Remove.
252 (dump_tree_statistics): Update.
253 * toplev.c (compile_file): If dumping stats, dump tree stats too.
255 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
257 * sched-rgn.c (schedule_insns): Fix comment.
259 2001-10-30 Zack Weinberg <zack@codesourcery.com>
261 * configure.in: Correct previous change: don't assume that
262 gas's version number _isn't_ the last thing on the line, or
263 isn't the only number on the line, either.
264 * configure: Regenerate.
266 2001-10-30 Kazu Hirata <kazu@hxi.com>
268 * cfgcleanup.c: Fix a comment typo.
270 2001-10-30 Kazu Hirata <kazu@hxi.com>
272 * alias.c: Fix comment formatting.
274 * config/cris/cris.c: Likewise.
275 * config/cris/cris.h: Likewise.
276 * config/i960/i960.c: Likewise.
277 * config/i960/i960.h: Likewise.
279 2001-10-30 Kazu Hirata <kazu@hxi.com>
281 * config/arm/arm.c: Fix a comment typo.
282 * config/arm/arm.h: Likewise.
283 * config/ia64/ia64.c: Likewise.
285 2001-10-30 Jakub Jelinek <jakub@redhat.com>
287 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
288 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
289 * rtl.h (set_unique_reg_note): Change return value.
290 * gcse.c (try_replace_reg): Use set_unique_reg_note.
291 * cse.c (cse_insn): Likewise.
292 * expr.c (emit_move_insn): Likewise.
293 * explow.c (force_reg): Likewise.
294 * local-alloc (update_equiv_regs): Likewise.
295 * loop.c (move_moveables, load_mems): Likewise.
296 * reload (find_reloads): Likewise.
298 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
301 * c-decl.c (parmlist_tags_warning, start_struct,
302 check_for_loop_decls): Separate messages for struct, union and
303 enum cases to allow for languages in which they have different
305 * c-format.c (scanf_flag_specs): Separate short and long name of
306 the assignment suppression feature.
307 (check_format_types): Localize "pointer" and "different types"
309 * c-lex.c (lex_number): Localize "an unsigned long int" and
311 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
313 * c-typeck.c (build_unary_up): Separate messages for increment and
314 decrement cases to allow for languages in which they use different
315 articles. Localize the strings "increment" and "decrement" in one
318 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
320 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
321 when no changes has been made.
323 * gcse.c (reg_set_bitmap): Turn into reg_set.
324 (modify_mem_list_set, canon_modify_mem_list_set)
325 (clear_modify_mem_tables, free_modify_mem_tables): New.
326 (gcse_main); Use free_modify_mem_tables.
327 (free_gcse_mem): Likewise; free the bitmaps.
328 (alloc_gcse_main): Initialize the bitmaps.
329 (canon_list_insert): Set canon_modify_mem_list_set.
330 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
331 (compute_hash_table): Use clear_modify_mem_tables.
332 (reset_opr_set_tables): Likewise.
333 (oprs_not_set_p): reg_set_bitmap is regset.
334 (mark_set, mark_clobber): Likewise.
336 * df.h (DF_EQUIV_NOTES): New constant.
337 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
340 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
341 (init_regions, schedule_insns): Conditionalize the checking
342 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
344 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
346 * i386.md (movti_rex64 splitter): Fix condition.
348 2001-10-29 Zack Weinberg <zack@codesourcery.com>
350 * configure.in: Do not assume that gas's version number is the
351 last thing on the first line of as --version output.
352 * configure: Regenerate.
354 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
355 MT_WARNING, MT_ERROR, MT_FATAL.
356 (main): Call gcc_init_libintl.
357 (v_message): Call gettext on msgid and "warning: "
358 * tradcif.y: Include intl.h.
359 (yyerror): Make parameter definition consistent with
360 prototype. Call gettext on msgid argument.
362 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
364 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
367 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
369 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
371 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
372 before referencing it.
374 2001-10-26 DJ Delorie <dj@redhat.com>
376 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
377 override -G, and force -G0.
379 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
381 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
382 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
383 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
384 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
386 * loop.h (struct induction): Rename ext_dependant to
388 * loop.c: Change all uses.
389 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
391 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
393 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
395 * c-parse.in (expr_no_commas, primary), c-typeck.c
396 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
398 2001-10-29 David Edelsohn <edelsohn@gnu.org>
400 Undo assemble_name change in earlier patch.
402 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
404 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
405 determining the type of the receiver, do not check that TREE_CODE
406 of receiver is CALL_EXPR before calling receiver_is_class_object().
407 (receiver_is_class_object): For the GNU runtime: recognize
408 the case that the receiver is self in a class method context.
409 Check that TREE_CODE of receiver is CALL_EXPR when checking that
410 the receiver is a call to objc_get_class.
412 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
414 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
416 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
418 * Makefile.in (OBJS): Put all files in alphabetical order.
420 * dwarf2out.c (add_const_value_attribute): Fix error in last
423 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
425 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
426 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
428 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
429 (life_analysis): call purge_all_dead_edges after deleting noops.
430 (delete_noop_move): Do not purge CFG.
431 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
433 2001-10-28 David Edelsohn <edelsohn@gnu.org>
435 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
436 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
437 (ASM_GLOBALIZE_LABEL): Use assemble_name.
438 (ASM_OUTPUT_COMMON): Likewise.
439 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
440 (rs6000_output_function_epilogue): Likewise.
441 (output_mi_thunk): Fix typo.
442 (rs6000_output_symbol_ref): Use assemble_name.
443 (output_toc): Likewise.
444 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
445 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
446 assemble_name calls STRIP_NAME_ENCODING.
447 (ASM_OUTPUT_LABEL): Use assemble_name.
448 (ASM_GLOBALIZE_LABEL): Likewise.
449 (ASM_DECLARE_FUNCTION_NAME): Likewise.
450 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
451 (ASM_OUTPUT_LOCAL): Likewise.
453 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
455 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
456 (expand_builtin_apply, expand_builtin_return): Likewise.
457 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
459 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
461 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
462 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
463 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
464 configure, configure.in, except.c, except.h, flow.c, function.c,
465 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
466 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
467 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
468 unroll.c: Fix spelling errors.
470 * doc/extend.texi, doc/invoke.texi: Fix spelling.
472 * doc/gcc.texi: Document use of "dependent" and American spelling.
474 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
476 * expr.c (emit_group_load): Support CONCATs by storing them to memory
479 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
481 * expr.c (store_constructor_field): Only call adjust_address on MEM.
483 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
485 * genrecog.c (write_switch): Output if before switch for
486 DT_elt_zero_wide_safe.
488 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
491 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
492 (FUNCTION_PROFILER): Const-ify.
493 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
494 (eliminate_constant_term, assemble_name, output_addr_const):
496 (ptr_half_pic_address_p, half_pic_hash): Prototype.
497 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
498 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
499 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
500 (half_pic_declare, half_pic_external): Const-ify.
501 * toplev.c: Include "halfpic.h".
503 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
505 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
506 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
507 config/i386/i386.c, config/i386/i386-interix.h,
508 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
509 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
510 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
511 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
512 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
513 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
514 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
517 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
518 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
519 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
520 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
521 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
522 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
523 system.h, toplev.c: Fix spelling errors.
525 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
527 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
529 * dwarf2out.c (reg_number): Abort if pseudo.
530 (reg_loc_descriptor): Return 0 if pseudo.
531 (is_based_loc): Return 0 if pseudo.
532 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
534 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
535 (loc_descriptor): Return 0 if can't find location and handle 0
536 return from recursive calls.
537 (loc_descriptor_from_tree): Likewise.
538 Fix handling of indirect.
539 Also return 0 for PLACEHOLDER_EXPR.
540 Clean up COMPONENT_REF cases.
541 (add_AT_location_descriptor): Simplify, but handle 0 return from
543 (add_const_value_attribute): Avoid shift count warning.
544 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
545 Set comp_unit_die as context if not in function.
547 * config/mips/mips-protos.h: Break up long lines.
548 Remove needless #ifdef/#endif blocks.
549 Don't declare functions declared in file made by genpreds or recog.h.
550 * config/mips/mips.c (mips_output_function_prologue): TSIZE
551 is now HOST_WIDE_INT; delete unneeded casts.
552 * config/mips/mips.h: Don't use #elif.
554 * expr.c (stor_constructor_field): Always call adjust_address.
555 Copy TARGET before changing its alias set.
556 (store_field): Likewise, for TO_RTX.
557 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
559 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
560 (find_placeholder): Return 0 if can't find object.
561 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
564 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
566 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
568 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
570 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
571 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
572 (merge_blocks): Properly udpate life after making edge nonfallthru.
573 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
575 2001-10-26 Kazu Hirata <kazu@hxi.com>
577 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
579 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
581 * c-typeck.c (convert_arguments): When comparing for enumeral
582 type equality, use TYPE_MAIN_VARIANT.
583 * gcc.dg/Wconversion.c: New tests.
585 2001-10-26 Kazu Hirata <kazu@hxi.com>
587 * s390/s390.c: Fix comment typos.
588 * s390/s390.h: Likewise.
589 * s390/s390.md: Likewise.
591 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
593 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
594 (walk_tree): Use it for tail calls where appropriate.
596 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
598 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
599 non-local label_refs.
601 2001-10-26 Kazu Hirata <kazu@hxi.com>
603 * config/h8300/h8300.md (4 anonymous patterns): New.
605 2001-10-26 Kazu Hirata <kazu@hxi.com>
607 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
608 algorithm through the shift_info structure.
609 (emit_a_shift): Update the use of get_shift_alg.
611 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
613 * sched-rgn.c: Remove bitset typedef.
614 Change bitset to sbitmap in prototypes / variable types.
618 s/BITSET_ADD/SET_BIT/g
619 s/BITSET_INVERT/sbitmap_ones/g
620 s/BITSET_INTER/sbitmap_a_and_b/g
621 s/BITSET_UNION/sbitmap_a_or_b/g
622 s/BITSET_DIFFER/sbitmap_difference/g
623 s/bitset_member/TEST_BIT/g
625 (bitset_member): Removed.
626 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
627 EXECUTE_IF_SET_IN_SBITMAP.
628 (split_edges): Rewrite, use sbitmap functions instead of bitset
630 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
632 2001-10-26 Andreas Schwab <schwab@suse.de>
634 * reload1.c (emit_input_reload_insns): Fix parens in last
635 (undocumented) change that was supposed to change only whitespace.
637 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
639 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
641 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
644 2001-10-26 Andreas Jaeger <aj@suse.de>
646 * flow.c (clear_log_links): Remove unused variable.
647 * cfgcleanup.c (cleanup_cfg): Likewise.
649 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
651 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
652 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
654 2001-10-26 Richard Henderson <rth@redhat.com>
656 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
657 rename PV_REG to R27_REG.
658 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
659 (REG_CLASS_FROM_LETTER): Update.
660 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
661 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
662 (udivsi3, modsi3, umodsi3): Likewise.
663 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
665 2001-10-26 Richard Henderson <rth@redhat.com>
667 * cfg.c (clear_aux_for_blocks): Split out of ...
668 (free_aux_for_blocks): here.
669 (clear_aux_for_edges): Split from ...
670 (free_aux_for_edges): here.
671 * basic-block.h: Declare them.
672 * lcm.c (compute_antinout_edge): Use them.
673 (compute_laterin, compute_available, compute_nearerout): Likewise.
674 (optimize_mode_switching): Likewise.
676 2001-10-26 Richard Henderson <rth@redhat.com>
678 * Makefile.in (unstage*): Remove as, ld, collect-ld before
679 moving everything back to the main build directory.
681 2001-10-26 Christopher Faylor <cgf@redhat.com>
683 * config/i386/cygwin.h: Search target specfic include directory, if
686 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
688 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
689 of macro guards. Fix #endif comment.
691 * output.h (default_exception_section, default_eh_frame_section):
692 Move prototypes outside of macro guard.
694 * crtstuff.c: Fix #endif comment.
696 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
698 * doc/md.texi (movMM): Clarify semantics of storing into a
699 non-paradoxical SUBREG.
701 2001-10-25 Zack Weinberg <zack@codesourcery.com>
703 * langhooks.c (lang_hook_default_clear_binding_stack): New.
704 (lang_hook_default_get_alias_set): Move next to other alias
706 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
707 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
708 (LANG_HOOKS_INITIALIZER): Add it.
709 * toplev.h (struct lang_hooks): Add clear_binding_stack.
710 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
711 instead of a loop calling poplevel.
713 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
715 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
716 occurrences of #elif with #if...#endif.
718 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
720 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
722 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
724 * alias.c (can_address_p): No longer static.
725 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
726 Return 0 if all parameters are default values.
727 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
728 (adjust_address_1): Try harder to compute a size.
729 * expr.c (expand_assignment, store_constructor): If can't address,
730 set MEM_KEEP_ALIAS_SET_P.
731 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
732 (store_field): Likewise.
733 (store_constructor): Simplify call to store_constructor_field.
734 * expr.h (can_address_p): New declaration.
735 * gensupport.c (gen_rtx_CONST_INT): New function.
736 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
737 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
738 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
740 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
742 2001-10-24 Christopher Faylor <cgf@redhat.com>
744 * config/i386/cygwin.h: Use proper path for mingw crt files when
747 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
749 * dwarf2out.c (file_info_cmp): Always return consistent results.
751 2001-10-24 Roger Sayle <roger@eyesopen.com>
753 * stmt.c (expand_end_case): Index jumptables from zero for
754 suitably small values of minval.
756 2001-10-24 Jakub Jelinek <jakub@redhat.com>
758 * stor-layout.c (place_union_field): If any field was aligned with
759 attribute aligned, set record type's TYPE_USER_ALIGN.
760 (place_field): Likewise.
761 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
762 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
764 2001-10-24 Zack Weinberg <zack@codesourcery.com>
766 * c-common.h (struct c_common_identifier): Remove rid_code field.
767 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
769 * c-typeck.c (constructor_designated): New local flag.
770 (struct constructor_stack): Add "designated" field to match.
771 (start_init): Clear it.
772 (really_start_incremental_init, push_init_level): Push and
774 (pop_init_level): Pop it.
775 (set_designator): Set it.
777 (pop_init_level): Suppress "missing initializer" warnings if
778 constructor_designated is true.
779 (process_init_element): Suppress warning about union
780 initialization under traditional C, if constructor_designated
783 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
785 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
788 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
790 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
792 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
794 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
795 the node was already a set to a constant.
797 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
799 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
800 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
802 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
804 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
805 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
806 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
807 * s390.c (s390_final_chunkify): Don't use string concatenation.
808 (s390_function_prologue, s390_function_epilogue): Const-ify.
809 * s390.h (FUNCTION_PROFILER): Remove unused variable.
811 2001-10-24 Jakub Jelinek <jakub@redhat.com>
813 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
816 2001-10-23 Stan Shebs <shebs@apple.com>
818 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
819 -traditional-cpp in first-stage compilation.
821 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
823 * gensupport.c (target_flags): Add.
825 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
827 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
829 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
830 * except.c (expand_builtin_frob_return_addr): Likewise.
831 (expand_builtin_eh_return): Likewise.
832 * stmt.c (expand_computed_goto): Likewise.
833 * explow.c (memory_address): Likewise.
834 (allocate_dynamic_stack_space): Clean up predicate testing.
835 (probe_stack_range): Convert SIZE to Pmode.
836 * calls.c (rtx_for_function_call): Only call convert_memory_address
838 Pass function call operand as ptr_mode, not Pmode.
839 * expr.c (expand_assignment): Clean up calls to convert_memory
840 address by only doing so when needed and making offsets Pmode.
841 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
842 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
843 is in Pmode, not ptr_mode.
845 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
847 * darwin-protos.h (constructor_section, destructor_section,
848 mod_init_section, mod_term_section): Prototype.
849 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
851 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
853 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
854 objc_section_init declaration.
855 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
856 (objc_section_init, try_section_alias): Make static.
857 (alias_section): Make static and hide unused function.
858 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
860 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
862 * alias.c (can_address_p): Compnonents are not addressable if
863 the containing type has alias set 0.
864 (get_alias_set): Rework to use STRIP_NOPS.
865 Only call front-end routine on object, type, or object with
866 NOPs stripped, not inner values.
867 Use language hook to call front-end routine.
868 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
869 (expand_builtin_apply): Call set_mem_align on MEMs we make.
870 Don't pass alignment to emit_block_move.
871 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
872 (expand_builtin_memset): Likewise, but for clear_storage.
873 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
874 and remove C++ specific parts.
875 * c-common.h (c_common_get_alias_set): Add declaration.
876 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
877 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
878 (save_fixed_argument_area): Call set_mem_align.
879 Remove alignment in call to emit_block_move.
880 (emit_library_call_value_1, store_one_arg): Likewise.
881 (target_for_arg): Remove; disabled long ago.
882 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
883 once and similar cleanups.
884 (offset_address): Use proper introductory comment.
885 * expr.c (emit_block_move): Use alignment from that of MEM args, not
886 from explicit operand; all callers changed.
887 (clear_storage): Likewise.
888 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
889 (store_field): Remove kludge on alias set used for to_rtx.
890 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
891 (expand_expr_unaligned): Call set_mem_attributes instead of
893 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
894 * function.c (assign_stack_temp_for_type): Set MEM alignment.
895 (expand_function_end): Track MEM attributes of trampolines.
896 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
897 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
898 attributes from original.
899 * langhooks.c (lang_hook_default_get_alias_set): New function.
900 (hook_get_alias_set_0): New function.
901 * langhooks.h (hook_get_alias_set_0): New declaration.
902 (lang_hook_default_get_alias_set): Likewise.
903 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
904 * reload1.c (alter_reg): Use adjust_address_nv.
905 * rtl.c (get_mode_alignment): Moved to here.
906 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
907 change default if unknown from 1 to BITS_PER_UNIT.
908 * stor-layout.c (get_mode_alignment): Remove from here.
909 * toplev.h (struct lang_hoks): Add get_alias_set field.
910 * tree.h (lang_get_alias_set): Delete declaration.
911 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
912 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
913 (ix86_va_arg): Likewise.
914 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
915 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
916 * config/sparc/sparc.c (sparc_va_arg): Likewise.
917 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
918 (expand_block_move_mem): Remove dead code.
920 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
922 * c-common.c (warn_div_by_zero): New.
923 * c-common.h (warn_div_by_zero): New.
924 * c-decl.c (c_decode_option): Take it on the command line.
925 * c-typeck.c (build_binary_op): Warn about division by zero.
926 * doc/invoke.texi: Document the new command line option, fix
927 documentation of -Wmultichar.
928 * testsuite/gcc.dg/divbyzero.c: New tests.
929 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
931 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
933 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
935 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
936 to avoid update_life_info call.
937 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
938 * cfgcleanup.c (bb_flags): New enum.
939 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
940 (notice_new_block, update_forwarder_flag): New functions.
941 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
942 (try_forward_edges): Likewise; update flags.
943 (merge_blocks): Likewise.
944 (outgoing_edges_match): Likewise.
945 (try_crossjump_to_edge): Likewise.
946 (try_optimize_cfg): Likewise; initialize and clear the flags;
947 recompute life info if needed.
948 (cleanup_cfg): No need to clear aux pointers.
950 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
952 * config/i386/i386.c (override_options): Default to minimum
953 stack alignment when optimizing for code size.
954 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
957 * config/i386/i386.c (override_options): Set upper limit of
958 -mpreferred-stack-boundary to 12.
960 2001-10-22 Zack Weinberg <zack@codesourcery.com>
962 * recog.c (peephole2_optimize): Add default case to switch.
964 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
966 * doc/gcc.texi (Sending Patches): Remove.
968 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
970 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
971 fields when comparing.
973 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
975 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
976 * arm.c (HOST_INT, HOST_UINT): Likewise.
978 2001-10-22 Stan Shebs <shebs@apple.com>
980 * config/darwin-protos.h (darwin_exception_section): Declare.
981 (darwin_eh_frame_section): Declare.
983 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
985 * i386.md (movti_rex64): Fix mode.
987 2001-10-22 Stan Shebs <shebs@apple.com>
989 * target.h (struct gcc_target): Add asm_out.exception_section,
990 asm_out.eh_frame_section.
991 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
992 (TARGET_ASM_EH_FRAME_SECTION): New.
993 (TARGET_INITIALIZER): Update.
994 * output.h (default_exception_section): Declare.
995 (default_eh_frame_section): Declare.
996 * dwarf2out.c: Include target.h.
997 (output_call_frame_info): Call target hook for eh frames.
998 (default_eh_frame_section): New function.
999 * except.c: Include target.h.
1000 (output_function_exception_table): Call target hook for exception
1002 * varasm.c (default_exception_section): Rename from
1003 exception_section, remove EXCEPTION_SECTION macro.
1005 * config/darwin.h (darwin_eh_frame_section): New function.
1006 (EXCEPTION_SECTION): Remove.
1007 (TARGET_ASM_EXCEPTION_SECTION): Define.
1008 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1009 (nextstep_exception_section): New function.
1010 (nextstep_eh_frame_section): New function.
1011 (TARGET_ASM_EXCEPTION_SECTION): Define.
1012 (TARGET_ASM_EH_FRAME_SECTION): Define.
1014 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1015 (TARGET_ASM_EXCEPTION_SECTION): Define.
1016 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1017 (EXCEPTION_SECTION): Remove.
1018 (TARGET_ASM_EXCEPTION_SECTION): Define.
1019 * config/stormy16/stormy16.h: Remove comments referencing
1020 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1022 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1023 TARGET_ASM_EH_FRAME_SECTION.
1025 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1027 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1030 * c-format.c: Fix spelling typo in comment.
1032 * sched-int.h: Fix typo in GCC preamble.
1034 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1037 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1039 2001-10-22 Richard Henderson <rth@redhat.com>
1041 * config/i386/i386.c (ix86_expand_clear): New.
1042 * config/i386/i386-protos.h: Declare it.
1043 * config/i386/i386.md (setcc peep2s): Use it.
1044 (movsi_xor): Unexport.
1046 2001-10-22 Richard Henderson <rth@redhat.com>
1048 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1049 free_EXPR_LIST_list for LOG_LINKS.
1051 2001-10-21 Robert Lipe <robertlipe@usa.net>
1053 * config/i386/i386.c (sco_asm_named_section): Delete.
1054 (sco_asm_out_constructor): Delete.
1055 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1056 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1057 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1058 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1059 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1061 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1063 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1064 and/or fold extra calls into fewer ones.
1065 * collect2.c (dump_file): Likewise.
1066 * cppexp.c (parse_number): Likewise.
1067 * cpplex.c (_cpp_lex_direct): Likewise.
1068 * final.c (output_asm_insn, asm_fprintf): Likewise.
1069 * fix-header.c (inf_scan_ident, main): Likewise.
1070 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1072 * fold-const.c (real_hex_to_f): Likewise.
1073 * gen-protos.c (parse_fn_proto): Likewise.
1074 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1075 * genrecog.c (change_state, write_action): Likewise.
1076 * gensupport.c (shift_output_template): Likewise.
1077 * local-alloc.c (requires_inout): Likewise.
1078 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1079 * protoize.c (is_id_char, main): Likewise.
1080 * real.c (asctoeg): Likewise.
1081 * recog.c (asm_operand_ok): Likewise.
1082 * reload.c (find_reloads): Likewise.
1083 * scan.c (scan_identget_token): Likewise.
1084 * sched-vis.c (print_value): Likewise.
1085 * stringpool.c (ggc_alloc_string): Likewise.
1086 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1087 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1088 * tradcpp.c (rescan): Likewise.
1089 * tree.c (clean_symbol_name): Likewise.
1090 * varasm.c (decode_reg_name): Likewise.
1092 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1093 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1094 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1095 * m88k.c (output_ascii): Likewise.
1096 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1097 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1098 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1099 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1101 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1103 * langhooks.c (lang_hook_default_do_nothing,
1104 lang_hook_default_decode_option): New defaults.
1105 * langhooks.h: Make hooks unconditional and non-NULL.
1106 * toplev.c (compile_file, toplev_main): Update.
1107 * toplev.h: Update comments.
1108 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1110 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1112 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1114 * system.h (IN_RANGE): New macro.
1116 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1118 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1119 INTLDEPS variable, which does not include $LIBICONV.
1120 * Makefile.in: Use INTLDEPS in LIBDEPS.
1121 * configure: Regenerate.
1123 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1125 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1126 * cpplex.c (lex_percent, lex_dot): Remove.
1127 (get_effective_char, skip_block_comment, skip_line_comment,
1128 parse_identifier_slow, parse_number, parse_string, save_comment,
1129 _cpp_lex_direct): Update to do lookback freely.
1130 (IF_NEXT_IS, BACKUP): New macros.
1131 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1132 * cppmacro.c (paste_tokens): Update.
1134 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1136 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1138 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1140 * reload1.c (reload): Check CONSTANT_P before calling
1141 LEGITIMATE_PIC_OPERAND_P.
1142 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1143 workaround of 2001-10-13.
1145 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1147 * i386.c (split_di): Handle splitting of DFmode.
1149 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1151 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1152 (adjust_address_1, offset_address): Likewise.
1154 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1155 (output_asm_insn): Call it for each line output.
1156 Don't record an operand more than once.
1158 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1159 * main.c: Include config.h and system.h, but not ansidecl.h.
1160 * Makefile.in (main.o): Update accordingly.
1162 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1164 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1166 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1168 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1169 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1171 (find_sub_basic_blocks): ... here;
1172 (find_many_sub_basic_blocks): New.
1173 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1175 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1177 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1179 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1181 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1182 * flow.c (update_life_info): Measure time.
1183 * c-decl.c: Include timevar.h
1184 (c_expand_body): Measure time.
1185 * toplev.c (rest_of_compilation): Measure time of mode switching
1187 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1189 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1190 (lang_independent_options): Add asynchronous-unwind-tables
1191 (toplev_main): flag_asynchronous_unwind_tables implies
1193 * flags.h (flag_asynchronous_unwind_tables): Declare.
1194 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1195 flag_asynchronous_unwind_tables.
1196 (output_call_frame_info): Likewise.
1197 * invoke.texi (-fasynchronous-unwind-tables): Document.
1198 * i386.c (optimization_options): Enable
1199 flag_asynchronous_unwind_tables.
1201 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1202 * i386.md (s* expanders): Destination is QImode.
1204 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1205 * rtl.h (clear_log_links): Kill.
1206 * flow.c (clear_log_links): Make static; accept blocks parameter;
1207 do no clear life info.
1208 (update_life_info): Call clear_log_links.
1210 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1212 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1214 * cpplex.c (handle_newline, skip_escaped_newlines,
1215 get_effective_char, skip_block_comment, skip_line_comment,
1216 parse_identifier_slow, parse_number, parse_string,
1217 _cpp_lex_direct): Update to do more stepping back.
1218 (trigraph_ok): Similarly. Rename trigraph_p.
1219 (SAVE_STATE, RESTORE_STATE): Remove.
1220 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1222 * cpplib.c (destringize): Rename destringize_and_run, and
1223 call run_directive directly.
1224 (_cpp_do__Pragma): Simplify.
1226 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1228 * pe.c (arm_pe_unique_section): Const-ify.
1229 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1230 (switch_to_section): Add static prototype.
1232 * output.h (drectve_section): Prototype.
1234 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1236 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1237 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1238 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1239 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1240 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1241 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1242 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1243 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1244 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1245 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1246 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1247 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1248 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1249 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1250 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1251 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1252 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1253 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1254 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1255 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1256 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1257 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1258 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1259 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1260 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1261 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1262 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1263 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1264 v850-*-*): Delete superflous ${cpu_type} setting.
1265 * config/linux.h: Delete svr4.h include.
1266 (SET_ASM_OP): Delete.
1267 * config/netware.h (INT_ASM_OP): Undef before define.
1268 * config/ptx4.h: Delete elfos.h include.
1269 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1270 * config/svr4.h: Delete elfos.h include. Update commentary.
1271 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1272 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1273 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1274 config/v850/v850.h: Delete svr4.h include.
1275 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1276 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1277 config/sparc/sysv4.h: Update includes.
1278 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1279 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1280 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1281 config/m88k/dguxbcs.h: Delete includes.
1282 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1283 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1284 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1286 * config/m88k/dgux.h: Delete include.
1287 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1289 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1290 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1291 * config/sh/elf.h: Update include.
1292 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1293 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1295 2001-10-19 Catherine Moore <clm@redhat.com>
1297 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1298 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1299 base and count fields.
1300 (stormy16_expand_builtin_va_start): last_reg_count changed to
1301 size_of_reg_args. Use count + size in first comparison.
1303 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1305 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1306 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1307 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1308 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1309 Set alignment from type if INDIRECT_REF.
1310 (adjust_address_1, offset_address): Simplify alignment compuitation.
1311 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1312 here; done by set_mem_attributes.
1314 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1316 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1317 * arm-protos.h (rdata_section, zero_init_section, common_section):
1319 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1320 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1321 traditional mode stringification.
1322 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1323 in macros controling its use.
1324 * rtlanal.c: Include tm_p.h.
1325 * varasm.c (asm_output_aligned_bss): Mark parameter with
1327 (assemble_constant_align, assemble_start_function, assemble_align,
1328 assemble_variable, assemble_trampoline_template,
1329 output_constant_def_contents): Wrap potentially empty if-stmt body
1332 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1334 * a29k-protos.h (literal_section): Prototype.
1335 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1336 * a29k.md: Ensure function pointers are prototyped.
1337 * genattrtab.c (write_eligible_delay): Mark parameter with
1340 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1342 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1343 * 1750a.c (print_operand): Fix format specifier warning.
1344 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1345 * 1750a.md: Likewise.
1346 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1347 * genemit.c (output_add_clobbers): Mark parameter with
1349 * genrecog.c (write_subroutine): Likewise.
1350 * integrate.c (expand_inline_function): Delete unused variable.
1351 * varasm.c (remove_from_pending_weak_list): Wrap with
1354 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1356 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1357 field is different to previous argument's neg field.
1359 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1361 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1363 * final.c (get_decl_from_op): New function.
1364 (output_asm_insn): Call it; write "*" when item with decl is address.
1366 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1368 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1369 about 64-bit support from the 3.0_branch version.
1371 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1373 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1374 USE_INCLUDED_LIBINTL when appropriate.
1375 * configure, config.in: Regenerate.
1376 * Makefile.in (datadir): Set to @datadir@.
1377 (intl.o): Also depend on $(CONFIG_H) and system.h.
1379 * intl.c: Factor out common gettext initialization sequence.
1380 (gcc_init_libintl): New function.
1381 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1382 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1383 off NLS. Add multiple include guard. No need to #ifdef-guard
1384 an #undef. Prototype gcc_init_libintl here.
1386 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1387 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1388 Use gcc_init_libintl.
1390 2001-10-19 Catherine Moore <clm@redhat.com>
1392 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1394 * config/stormy16/stormy16.c (stormy16_split_move): Make
1395 sure that REG_INC notes are present for auto_inc operands.
1397 2001-10-19 Andreas Jaeger <aj@suse.de>
1399 * configure: Regenerated.
1400 * configure.in: Add x86_64 to switch statements.
1402 2001-10-18 Richard Henderson <rth@redhat.com>
1404 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1405 address into $27 explicitly.
1406 (sibcall_value_osf_1): Likewise.
1408 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1410 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1411 (offset_address): New function.
1412 (free_emit_status): Free regno_decl.
1413 (init_emit): Pass proper number of elements to xcalloc.
1414 Allocate regno_decl.
1415 (mark_emit_status): Mark regno_decl values.
1416 * expr.c (highest_pow2_factor): New function.
1417 (expand_assigment): Use it and offset_address.
1418 Properly handle ptr_mode vs. Pmode in offset calculation.
1419 (store_constructor, expand_expr_unaligned): Likewise.
1420 (expand_expr, case COMPONENT_EXPR): Likewise.
1421 * expr.h (offset_address): New decl.
1422 * function.h (struct emit_status): Add regno_decl.
1423 (REGNO_DECL): New macro.
1424 * final.c (output_asm_name): Move in file and don't conditionalize
1425 on flag_print_asm_name.
1426 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1427 Output names of operands, if known.
1428 * function.c (assign_parms): Set REGNO_DECL.
1429 * integrate.c (integrate_decl_tree): Likewise.
1430 * stmt.c (expand_decl): Likewise.
1431 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1433 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1435 * attribs.c (handle_noinline_attribute): New function.
1436 (handle_used_attribute): Likewise.
1437 (c_common_attribute_table): Added noinline and used.
1438 * doc/extend.texi (Function Attributes): Document them.
1439 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1440 Warn when merging inline with attribute noinline.
1441 (start_decl, start_function): Warn if inline and attribute
1442 noinline appear in the same declaration.
1444 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1446 * config.gcc: Update c4x and i370 for C front end-specific
1448 * config/c4x/c4x-c.c: New.
1449 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1450 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1452 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1453 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1455 (c4x_init_pragma): Remove.
1456 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1457 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1458 c4x_pr_ignored): Move to c4x-c.c.
1459 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1460 * config/c4x/t-c4x: Update.
1461 * config/i370/i370-c.c: New.
1462 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1463 (i370_pr_map): Move to i370-c.c.
1464 * config/i370/t-i370: New.
1466 * doc/tm.texi: Update.
1468 2001-10-17 Stan Shebs <shebs@apple.com>
1470 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1471 typo fixes throughout.
1472 (machopic_output_stub): Remove some dead code.
1474 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1476 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1479 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1481 * Makefile.in (print-rtl.o): Depend on TREE_H.
1482 * alias.c (get_alias_set): Make two passes over objects to first
1483 see if inner object is access via restricted pointer.
1484 Defer allocating alias set for restricted pointer until here.
1485 Call find_placeholder with second arg nonzero.
1487 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1488 set for restricted pointer types.
1489 * emit-rtl.c (set_mem_attributes): Set more attributes.
1490 (set_mem_align, change_address, adjust_address_1): New functions.
1491 (change_address_1): Now static.
1492 (adjust_address, adjust_address_nv): Deleted.
1493 (replace_equiv_address): Call change_address_1.
1494 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1495 (find_placeholder): Get starting point from PLIST arg.
1496 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1497 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1498 (adjust_address, adjust_address_nv): New macros.
1499 * print-rtl.c (tree.h): New include.
1500 (print_rtx, case MEM): Print all memory attributes.
1502 2001-10-17 Richard Henderson <rth@redhat.com>
1504 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1506 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1508 * c-tree.texi: Eliminate duplicated word.
1509 * cpp.texi: Likewise.
1510 * install.texi: Likewise.
1511 * invoke.texi: Likewise.
1512 * tm.texi: Likewise.
1514 2001-10-17 Michael Collison <collison@isisinc.net>
1516 * dsp16xx.c: Fix comment formatting to match GNU standards.
1517 (dsp16xx_output_function_prologue): Change type of 'size'
1518 parameter from 'int' to HOST_WIDE_INT.
1519 (dsp16xx_output_function_epilogue): Change type of 'size'
1520 parameter from 'int' to HOST_WIDE_INT.
1522 2001-10-16 Richard Henderson <rth@redhat.com>
1524 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1525 * configure, config.in: Rebuild.
1527 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1528 (ix86_output_addr_diff_elt): New.
1529 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1530 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1531 (JUMP_TABLES_IN_TEXT_SECTION): New.
1532 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1533 * config/i386/i386-protos.h: Update.
1535 * config/i386/386bsd.h, config/i386/beos-elf.h,
1536 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1537 config/i386/i386-interix.h, config/i386/i386elf.h,
1538 config/i386/linux.h, config/i386/netbsd-elf.h,
1539 config/i386/netbsd.h, config/i386/openbsd.h,
1540 config/i386/ptx4-i.h, config/i386/rtemself.h,
1541 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1542 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1544 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1546 * stmt.c (expand_asm_operands): Update commentary.
1548 2001-10-16 Stan Shebs <shebs@apple.com>
1550 * config/darwin.h (GCC_NAME): Remove, no longer used.
1551 (NO_MATH_LIBRARY): Ditto.
1552 (MATH_LIBRARY): Define to emptiness.
1553 (DWARF2_DEBUGGING_INFO): Define.
1554 (PREFERRED_DEBUGGING_TYPE): Define.
1555 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1556 (EXCEPTION_SECTION): Define.
1557 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1558 * config/darwin.c (darwin_encode_section_info): Handle case of
1559 DECL_INITIAL being error_mark_node.
1561 2001-10-16 Richard Henderson <rth@redhat.com>
1563 * alpha.c (current_file_function_operand): Don't fail for profiling.
1564 (direct_call_operand): New.
1565 * alpha-protos.h: Declare it.
1566 * alpha.h (EXTRA_CONSTRAINT): Use it.
1567 (PREDICATE_CODES): Add it.
1568 (ASM_OUTPUT_MI_THUNK): Remove.
1569 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1570 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1572 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1574 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1575 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1577 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1579 * cfg.c (free_edge): Break out from ....
1580 (remove_edge): ... here.
1581 (clear_edges): Use free_edge.
1583 * att.h (ASM_QUAD): Add comment.
1584 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1586 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1588 * i386.c (split_ti): New function.
1589 (ix86_split_to_parts): Support TImodes.
1590 * i386.h (VALID_INT_MODE_P): Add TImode.
1591 * i386.md (movdi splitter): Fix.
1592 (movti): Support 64bit integer registers.
1593 (movti_rex64): New function and splitter.
1595 * i386.c (*_cost): Add movsx/movzx cost.
1596 * i386.h (struct processor_costs): Add movsx/movzx fields.
1597 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1598 64bit operations require split on 64bit machine.
1599 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1601 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1602 (ix86_expand_move): Avoid pushes of memory if size does not match;
1603 move long constants to register.
1604 (x86_initialize_trampoline): Fix mode.
1605 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1606 Use ASM_QUAD on 64bit.
1607 * i386.md (test pattern): Disallow impossible constants.
1608 (tablejump PIC expander): Fix emitting of sum.
1609 (movdicc_rex64): Rename to movdicc.
1610 * linux64.h (LINK_SPEC): Add missing '%'.
1612 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1614 * tree-inline.c (inlinable_function_p): Leave it up to the
1615 front-end to turn -finline-functions into DECL_INLINE set for all
1618 2001-10-16 Stan Shebs <shebs@apple.com>
1620 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1622 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1624 * recog.c: Formatting and comment typo fixes.
1626 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1627 version in single tree build.
1628 * configure: Regenerate.
1630 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1632 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1633 MODE arguments to gen_rtx and compare operand with const0_rtx.
1635 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1637 * system.h: Poison old unused target macros.
1638 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1639 * config/stormy16/stormy16.c: Update references to obsolete macros.
1640 * config/stormy16/stormy16.h: Similarly.
1641 * config/stormy16/stormy16.md: Similarly.
1642 * config/cris/cris.h: Similarly.
1644 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1646 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1647 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1648 cpp_register_pragma): Update accordingly.
1650 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1652 * c-pragma.h (cpp_register_pragma_space): Remove.
1653 * cpplib.h (cpp_register_pragma_space): Remove.
1654 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1655 (cpp_register_pragma_space): Remove.
1656 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1658 (do_pragma): Similarly.
1659 (_cpp_init_internal_pragmas): Don't register namespaces.
1661 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1662 Don't register namespaces.
1663 * cp/lex.c (init_cp_pragma): Similarly.
1664 * doc/tm.texi: Update.
1666 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1669 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1671 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1673 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1674 add scheduling support.
1675 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1676 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1677 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1680 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1682 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1683 missing CONSTANT_P test in core GCC.
1685 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1687 * cppmain.c (struct printer): New member source.
1688 (scan_translation_unit): Fix spacing at start of lines.
1689 (cb_line_change): Update.
1691 * gcc.dg/cpp/spacing2.c: New test.
1693 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1695 * config/cris/arit.c: Use __builtin_labs, not abs.
1697 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1699 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1700 misplaced sprintf and fprintf argument.
1702 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1704 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1705 * configure.in, Makefile.in: Take out obsolete check-po logic.
1706 * configure, config.in: Regenerate.
1708 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1710 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1711 symtab declarations.
1713 2001-10-12 Stan Shebs <shebs@apple.com>
1715 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1716 declarations of arguments and local variables.
1718 2001-10-12 Christopher Faylor <cgf@redhat.com>
1720 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1721 ENDFILE_SPEC definition.
1723 2001-10-12 Kazu Hirata <kazu@hxi.com>
1725 * gthr-dce.h: Fix comment formatting.
1726 * gthr-posix.h: Likewise.
1727 * gthr-single.h: Likewise.
1728 * gthr-solaris.h: Likewise.
1729 * gthr-vxworks.h: Likewise.
1730 * gthr-win32.h: Likewise.
1732 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1734 * final.c (output_asm_insn): Make sure assembly dialects are
1735 terminated, not nested. Output `|' and `}' characters if they
1736 don't appear inside assembly dialect selection.
1737 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1738 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1739 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1740 strsetsi_rex_1): Add {} braces.
1742 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1744 * toplev.c (compile_file): Ignore return value from yyparse.
1745 Always pop any nested binding levels after yyparse returns.
1747 2001-10-11 Richard Henderson <rth@redhat.com>
1749 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1751 2001-10-11 Richard Henderson <rth@redhat.com>
1753 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1754 fall back to add_AT_long_long for large CONST_INT.
1756 2001-10-11 Richard Henderson <rth@redhat.com>
1758 * config/i386/i386.md (setcc splitters): Add four splitters to
1759 simplify compound compares that simplify_comparison can't handle.
1761 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1763 * cpplex.c (digraph_spellings, token_spellings): Make static.
1765 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1767 * unroll.c (loop_iterations): Fixup last patch.
1769 2001-10-11 Richard Henderson <rth@redhat.com>
1771 * rtl.h (REG_VTABLE_REF): New.
1772 * rtl.c (reg_note_name): Add it.
1773 * combine.c (distribute_notes): Handle it.
1774 * final.c (final_scan_insn): Handle it.
1775 * tree.def (VTABLE_REF): New.
1776 * expr.c (expand_expr): Handle it.
1777 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1778 * output.h: Declare them.
1780 2001-10-11 Richard Henderson <rth@redhat.com>
1782 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1785 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1787 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1788 available in 64-bit mode.
1790 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1792 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1793 cris-*-linux* cases.
1794 * config/cris/cris-protos.h: New file.
1795 * config/cris/cris.c: New file.
1796 * config/cris/cris.h: New file.
1797 * config/cris/cris.md: New file.
1798 * config/cris/linux.h: New file.
1799 * config/cris/aout.h: New file.
1800 * config/cris/arit.c: New file.
1801 * config/cris/cris_abi_symbol.c: New file.
1802 * config/cris/mulsi3.asm: New file.
1803 * config/cris/t-aout: New file.
1804 * config/cris/t-cris: New file.
1805 * config/cris/t-elfmulti: New file.
1806 * config/cris/t-linux: New file.
1807 * doc/invoke.texi: Add CRIS options.
1808 * doc/install.texi (Specific): Add blurb for CRIS.
1810 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1812 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1814 * config/float/i32.h: Likewise.
1815 * config/float-i386.h: Likewise.
1816 * config/float-i64.h: Likewise.
1817 * config/float-m68k.h: Likewise.
1818 * config/float-sh.h: Likewise.
1819 * config/float-sparc.h: Likewise.
1821 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1823 * doc/contrib.texi: Add note about CRIS port to my entry.
1825 2001-10-11 Kazu Hirata <kazu@hxi.com>
1827 * basic-block.h: Fix formatting.
1828 * bitmap.h: Likewise.
1829 * cpplib.h: Likewise.
1830 * c-tree.h: Likewise.
1831 * diagnostic.h: Likewise.
1832 * flags.h: Likewise.
1834 * longlong.h: Likewise.
1836 * reload.h: Likewise.
1840 2001-10-10 Richard Henderson <rth@redhat.com>
1842 * c-parse.in (asm_operand): Allow named operands.
1843 * genconfig.c (max_recog_operands): Set to 29.
1844 * local-alloc.c (requires_inout): Skip multiple digits.
1845 * recog.c (asm_operand_ok): Likewise.
1846 (preprocess_constraints): Use strtoul for matching constraints.
1847 (constrain_operands): Likewise.
1848 * regmove.c (find_matches): Likewise.
1849 * reload.c (find_reloads): Likewise.
1850 * stmt.c (parse_output_constraint): Don't reject in-out
1851 constraint on operands > 9. Reject '[' in constraint.
1852 (expand_asm_operands): Handle named operands. Use strtoul
1853 for matching constraints.
1854 (check_operand_nalternatives): Split out from expand_asm_operands.
1855 (check_unique_operand_names): New.
1856 (resolve_operand_names, resolve_operand_name_1): New.
1858 * doc/extend.texi (Extended Asm): Document named operands.
1859 * doc/md.texi (Simple Constraints): Document matching constraints
1862 2001-10-10 Richard Henderson <rth@redhat.com>
1864 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1866 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1867 (jcc splitters): Add two splitters to simplify compound compares
1868 that simplify_comparison can't handle.
1870 2001-10-10 Richard Henderson <rth@redhat.com>
1872 * langhooks.c: Include langhooks.h.
1873 * Makefile.in (langhooks.o): Depend on it.
1875 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1877 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1878 should not be considered as a no-op.
1879 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1881 2001-10-10 Stan Shebs <shebs@apple.com>
1883 * alias.c: Remove uses of "register" specifier in declarations
1884 of arguments and local variables.
1885 * c-common.c: Ditto.
1886 * c-convert.c: Ditto.
1888 * c-format.c: Ditto.
1889 * c-semantics.c: Ditto.
1890 * c-typeck.c: Ditto.
1891 * caller-save.c: Ditto.
1894 * cfgbuild.c: Ditto.
1896 * collect2.c: Ditto.
1900 * cppfiles.c: Ditto.
1903 * defaults.h: Ditto.
1905 * dwarf2out.c: Ditto.
1906 * dwarfout.c: Ditto.
1907 * emit-rtl.c: Ditto.
1912 * fix-header.c: Ditto.
1913 * floatlib.c: Ditto.
1915 * fold-const.c: Ditto.
1916 * function.c: Ditto.
1919 * gen-protos.c: Ditto.
1920 * genattrtab.c: Ditto.
1921 * gencheck.c: Ditto.
1922 * genconfig.c: Ditto.
1924 * genextract.c: Ditto.
1925 * genflags.c: Ditto.
1926 * gengenrtl.c: Ditto.
1927 * genoutput.c: Ditto.
1929 * genrecog.c: Ditto.
1930 * gensupport.c: Ditto.
1934 * haifa-sched.c: Ditto.
1935 * hard-reg-set.h: Ditto.
1937 * integrate.c: Ditto.
1940 * local-alloc.c: Ditto.
1942 * mips-tdump.c: Ditto.
1943 * mips-tfile.c: Ditto.
1946 * print-rtl.c: Ditto.
1947 * read-rtl.c: Ditto.
1950 * reg-stack.c: Ditto.
1951 * regclass.c: Ditto.
1956 * resource.c: Ditto.
1960 * sched-deps.c: Ditto.
1961 * sched-rgn.c: Ditto.
1963 * simplify-rtx.c: Ditto.
1965 * stor-layout.c: Ditto.
1972 * xcoffout.c: Ditto.
1974 2001-10-10 Richard Henderson <rth@redhat.com>
1976 * rtl.h (can_reverse_comparison_p): Remove.
1978 2001-10-10 Christopher Faylor <cgf@redhat.com>
1980 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1983 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1985 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1986 (Thanks to Chris Faylor for suggesting macro name).
1987 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1989 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1990 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1991 (MATH_LIBRARY): Undef before definition.
1992 (OUTPUT_QUOTED_STRING): Likewise.
1993 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1995 2001-10-10 Richard Henderson <rth@redhat.com>
1997 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1998 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1999 a tristate comparison value.
2000 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2002 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2005 * unroll.c (loop_iterations): Ignore insns generated by loop
2008 * config.gcc (mips*-*-gnu*): Delete support.
2009 * config/mips/gnu.h: Remove.
2011 2001-10-10 Kazu Hirata <kazu@hxi.com>
2013 * calls.c: Fix formatting.
2014 * c-decl.c: Likewise.
2015 * cfgcleanup.c: Likewise.
2016 * combine.c: Likewise.
2017 * cppfiles.c: Likewise.
2018 * cpplib.c: Likewise.
2019 * cppmacro.c: Likewise.
2020 * crtstuff.c: Likewise.
2022 * dwarf2out.c: Likewise.
2023 * expmed.c: Likewise.
2025 * fold-const.c: Likewise.
2026 * function.c: Likewise.
2028 * genattrtab.c: Likewise.
2029 * ggc-page.c: Likewise.
2030 * integrate.c: Likewise.
2031 * libgcc2.c: Likewise.
2033 * optabs.c: Likewise.
2034 * profile.c: Likewise.
2035 * protoize.c: Likewise.
2037 * recog.c: Likewise.
2038 * reload1.c: Likewise.
2039 * reload.c: Likewise.
2040 * reorg.c: Likewise.
2041 * resource.c: Likewise.
2042 * sched-rgn.c: Likewise.
2043 * sdbout.c: Likewise.
2045 * toplev.c: Likewise.
2046 * varasm.c: Likewise.
2048 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2050 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2051 * Makefile.in (langhooks.o): Add dependencies.
2053 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2055 * rs6000.c (rs6000_emit_load_toc_table): Don't
2056 strdup the toc label.
2057 (create_TOC_reference): Likewise.
2059 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2061 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2064 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2066 * config/i386/i386.c (ix86_attribute_table): Correct
2067 min_len, max_len fields for dllimport, dllexport and shared.
2069 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2071 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2072 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2073 Consistently use "nonzero" instead of "non-zero".
2075 2001-10-09 Kazu Hirata <kazu@hxi.com>
2077 * acconfig.h: Fix comment formatting.
2078 * c-dump.h: Likewise.
2079 * c-tree.h: Likewise.
2080 * conditions.h: Likewise.
2082 * function.h: Likewise.
2084 * hwint.h: Likewise.
2085 * integrate.h: Likewise.
2088 * optabs.h: Likewise.
2090 2001-10-09 Kazu Hirata <kazu@hxi.com>
2092 * c-common.h: Fix comment formatting.
2093 * c-dump.c: Likewise.
2095 * diagnostic.h: Likewise.
2096 * except.c: Likewise.
2098 * gcov-io.h: Likewise.
2099 * genattrtab.c: Likewise.
2100 * output.h: Likewise.
2101 * predict.h: Likewise.
2102 * reload1.c: Likewise.
2103 * reload.h: Likewise.
2104 * resource.h: Likewise.
2106 * system.h: Likewise.
2108 * tree-inline.c: Likewise.
2109 * tsystem.h: Likewise.
2110 * varasm.c: Likewise.
2111 * xcoffout.h: Likewise.
2113 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2115 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2117 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2119 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2120 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2121 config/i386/netware.h, config/mcore/gfloat.h,
2122 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2123 config/netware.h, gccbug.in: Update FSF address.
2125 2001-10-09 Kazu Hirata <kazu@hxi.com>
2127 * c-common.c: Fix comment typos.
2128 * cfgrtl.c: Likewise.
2129 * collect2.c: Likewise.
2130 * cpplex.c: Likewise.
2131 * doloop.c: Likewise.
2132 * dwarf2out.c: Likewise.
2133 * dwarfout.c: Likewise.
2135 * fold-const.c: Likewise.
2139 * global.c: Likewise.
2140 * ifcvt.c: Likewise.
2142 * optabs.c: Likewise.
2143 * protoize.c: Likewise.
2144 * regclass.c: Likewise.
2145 * reorg.c: Likewise.
2149 * doc/cpp.texi: Likewise.
2150 * doc/c-tree.texi: Likewise.
2151 * doc/extend.texi: Likewise.
2152 * doc/invoke.texi: Likewise.
2153 * doc/objc.texi: Likewise.
2154 * doc/tm.texi: Likewise.
2156 2001-10-08 Richard Henderson <rth@redhat.com>
2158 * varasm.c (set_named_section_flags): Initialize "declared".
2160 2001-10-08 Robert Lipe <robertlipe@usa.net>
2162 * varasm.c (struct in_named_entry): Add declared.
2163 (named_section_first_declaration): New function.
2164 (default_elf_asm_named_section): Use it.
2165 * output.h (named_section_first_declaration): New.
2167 2001-10-08 Richard Henderson <rth@redhat.com>
2169 * i386.md (movsi_xor): Export.
2170 (setcc peep2): Use it when available; add an alternative to
2171 match zero_extendhisi2_and.
2173 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2175 * romp-protos.h (romp_initialize_trampoline): New function.
2176 * romp.c (romp_initialize_trampoline): Likewise.
2177 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2178 romp_initialize_trampoline.
2180 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2182 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2183 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2184 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2185 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2187 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2189 * unroll.c (loop_iterations): Extend check for multiple back edges.
2191 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2193 * langhooks.h: New file.
2194 * Makefile.in (OBJS): Added langhooks.o.
2195 (c-lang.o): Depend on langhooks.h.
2196 (c-common.o): Don't depend on tree-inline.h.
2197 (tree-inline.o): Depend on toplev.h.
2198 (langhooks.o): New rule.
2199 * c-common.c: Don't include tree-inline.h.
2200 (c_mark_lang_decl): Mark argument c as unused.
2201 (c_common_lang_init): Don't initialize hooks here.
2202 * c-lang.c: Include langhooks.h, then override some macros.
2203 (lang_hooks): Initialize with macros in langhooks.h.
2204 (c_init): Don't initialize hooks here.
2205 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2206 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2207 * tree-inline.c: Include toplev.h. Don't define hook variables.
2208 * tree-inline.h: Don't define hook types nor declare hook
2209 variables. Move macros to...
2210 * langhooks.c: ... new file, as functions. Adjust all callers.
2212 2001-10-08 Jeffrey A Law <law@cygnus.com>
2214 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2215 purge_mem_unchanging_flag on all instructions, not just on those
2216 before NOTE_INSN_FUNCTION_BEG.
2218 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2220 * cppmacro.c (_cpp_create_definition): Leave comments off.
2222 * doc/cpp.texi: Update.
2224 2001-10-08 DJ Delorie <dj@redhat.com>
2226 * c-decl.c (grokfield): Make sure the only unnamed fields
2227 we're allowing are either structs or unions.
2228 * doc/extend.texi: Add documentation for the unnamed field
2231 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2233 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2234 * configure.in: Use it.
2235 * configure: Regenerated.
2236 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2237 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2239 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2241 * cppfiles.c (open_file): Don't mark zero-length files
2242 never-reread here. Don't output diagnostics here either.
2243 (stack_include_file): Mark them never-reread here.
2244 (_cpp_read_file): Update.
2246 2001-10-08 Richard Henderson <rth@redhat.com>
2248 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2250 2001-10-08 Richard Henderson <rth@redhat.com>
2252 * expr.c (store_expr): When converting a CONST_INT for storage
2253 in a SUBREG, convert it to both SUBREG modes before stripping
2256 2001-10-08 Richard Henderson <rth@redhat.com>
2258 * varasm.c (restore_varasm_status): New.
2259 * function.h: Declare it.
2260 * function.c (pop_function_context_from): Call it.
2262 2001-10-08 Richard Henderson <rth@redhat.com>
2264 * c-common.h (struct c_lang_decl): Add declared_inline.
2265 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2266 * c-lang.c (c_disregard_inline_limits): Use it.
2267 * c-decl.c (duplicate_decls): Likewise.
2268 (pushdecl, redeclaration_error_message): Likewise.
2269 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2270 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2271 Set DECL_INLINE if -finline-functions.
2272 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2274 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2276 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2277 in enter_macro_context. Create a padding token in its own context
2278 if necessary when the search for '(' fails.
2279 (enter_macro_context): Update.
2281 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2283 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2284 genmultilib, toplev.c: Fix spelling errors of "separate" as
2285 "seperate", and corresponding spelling errors of related words.
2287 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2289 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2290 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2292 * c-dump.c (dump_option_value_info): Likewise.
2293 * c-format.c (format_length_info, format_char_info,
2294 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2295 * collect2.c (names): Likewise.
2296 * cppdefault.h (default_include): Likewise.
2297 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2298 * flow.c (life_analysis): Likewise.
2299 * gcc.c (dir_separator_str, modify_target, option_map,
2300 target_option_translations, spec_list_1, extra_specs_1,
2301 init_spec): Likewise.
2302 * gcov.c (gcov_version_string): Likewise.
2303 * genattr.c (write_units): Likewise.
2304 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2305 * gengenrtl.c (rtx_definition, defs): Likewise.
2306 * genrecog.c (pred_table): Likewise.
2307 * global.c (global_alloc): Likewise.
2308 * lcm.c (optimize_mode_switching): Likewise.
2309 * local-alloc.c (find_free_reg): Likewise.
2310 * params.h (param_info): Likewise.
2311 * predict.c (predictor_info): Likewise.
2312 * protoize.c (unexpansion_struct): Likewise.
2313 * real.c (bmask): Likewise.
2314 * recog.h (insn_operand_data, insn_data): Likewise.
2315 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2316 * stmt.c (expand_nl_goto_receiver): Likewise.
2317 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2318 target_switches, target_options): Likewise.
2319 * tradcif.y (token, tokentab2, yylex): Likewise.
2320 * tree.h (attribute_spec): Likewise.
2322 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2324 * arc.c (arc_output_function_epilogue): Likewise.
2325 * arm.c (processors, all_cores, all_architectures,
2326 arm_override_options, isr_attribute_arg, isr_attribute_args,
2327 arm_isr_value): Likewise.
2328 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2330 * c4x.c (c4x_int_reglist): Likewise.
2331 * d30v.c (override_options): Likewise.
2332 * h8300.c (shift_insn): Likewise.
2333 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2334 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2335 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2336 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2337 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2338 * i386.h (processor_costs, ix86_cost): Likewise.
2339 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2340 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2341 * m68k.c (codes_68881, codes_FPA): Likewise.
2342 * m88k.c (mode_from_align, max_from_align, all_from_align,
2343 best_from_align, m_options): Likewise.
2344 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2345 * mcore.c (mode_from_align): Likewise.
2346 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2347 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2348 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2349 * mips.h (mips_regno_to_class): Likewise.
2350 * ns32k.c (scales): Likewise.
2351 * pa.c (import_string, magic_milli): Likewise.
2352 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2353 * sparc.c (leaf_reg_remap, sparc_override_options,
2354 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2356 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2358 2001-10-07 Dale Johannesen <dalej@apple.com>
2360 * reload1.c (reload_reg_free_p): Teach register interference
2361 checking that multiple output reloads are emitted in
2363 reload1.c (reload_reg_reaches_end_p): Ditto.
2364 reload1.c (reloads_conflict): Ditto.
2366 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2368 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2369 NULL_TREE inside @code.
2371 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2373 * doc/gcc.texi: Document consistent style of "32-bit",
2374 "Objective-C", and "@code{NULL}".
2376 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2378 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2379 (cpp_token_len, cpp_spell_token, cpp_output_token,
2380 _cpp_equiv_tokens): Handle it.
2381 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2382 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2383 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2386 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2388 * gcc.c (default_compilers): Remove .ada.
2390 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2392 * doc/cppinternals.texi: Update.
2394 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2396 * gcc.c (main): Set this_file_error if the appropriate
2397 compiler for a language has not been installed.
2399 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2401 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2403 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2405 * gccbug.in (CATEGORIES): Add ada.
2407 2001-10-05 Catherine Moore <clm@redhat.com>
2409 * config/stormy16/stormy-abi: Document abi changes.
2410 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2411 (ICALL_REGS): New register class.
2412 (NUM_ARGUMENT_REGISTERS): Now 6.
2413 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2415 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2416 * config/stormy16.md (call_internal, call_value_internal,
2417 indirect_jump): Use new 'z' constraint.
2419 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2421 * doc/cppinternals.texi: Update.
2423 2001-10-05 Richard Henderson <rth@redhat.com>
2425 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2426 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2427 the gas section-name-as-label feature.
2429 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2431 * doc/cppinternals.texi: Update.
2433 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2435 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2436 to ensure valid SImode constants.
2438 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2440 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2441 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2442 * c-decl.c: Include tree-inline.h.
2443 (c_expand_body): Call optimize_inline_calls. Determine whether
2444 a function is inlinable upfront, and only clear
2445 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2446 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2447 (c_disregard_inline_limits): New function.
2448 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2449 (c_post_options): Enable tree inlining if inlining is enabled.
2450 Don't inline trees when instrumenting functions.
2451 (c_init): Initialize lang_disregard_inline_limits and
2452 lang_cannot_inline_tree_fn.
2453 * tree-inline.c (initialize_inlined_parameters): Handle calls
2454 with fewer arguments than declared parameters, and fewer
2455 parameters than passed arguments. Don't assume value is a
2457 (declare_return_variable): Convert return value back to the
2458 original type, if it was promoted.
2459 (tree_inlinable_function_p): New function.
2460 (inlinable_function_p): Don't look at DECL_INLINE if we're
2461 inlining all functions. Make it work with a NULL id.
2462 Re-check DECL_UNINLINABLE after language-specific checks.
2463 * tree-inline.h (tree_inlinable_function_p): Declare it.
2464 * integrate.c (save_for_inline): Don't bother to prepare argvec
2466 * cse.c (check_for_label_ref): Don't check deleted labels.
2468 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2469 * tree-inline.c: Include headers needed for the functions moved in.
2470 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2471 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2472 (copy_body, initialize_inlined_parameters): Likewise.
2473 (declare_return_variable, inlinable_function_p): Likewise.
2474 (expand_call_inline, expand_calls_inline): Likewise.
2475 (optimize_inline_calls, clone_body): Likewise.
2476 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2477 (copy_tree_r, remap_save_expr): Likewise.
2479 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2481 * Makefile.in (OBJS): Added tree-inline.o.
2482 (c-common.o): Depend on tree-inline.h.
2483 (tree-inline.o): New target.
2484 * c-common.c: Include tree-inline.h.
2485 (c_mark_lang_decl): Don't mark saved_tree.
2486 (c_common_lang_init): Set lang_anon_aggr_type_p.
2487 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2488 (struct c_lang_decl): Moved saved_tree to tree_decl.
2489 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2490 * integrate.h (function_attribute_inlinable_p): Declare it.
2491 * integrate.c (function_attribute_inlinable_p): Export it.
2492 * tree-inline.c: New file. Define variables declared in...
2493 * tree-inline.h: New file. Declare functions to be moved to
2494 tree-inline.c. Define macros and declare types and hooks for
2495 language-specific tree inlining.
2496 (flag_inline_trees): Moved definition from cp/decl2.c.
2497 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2498 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2499 (struct tree_decl): Moved saved_tree from c_lang_decl and
2500 inlined_fns from C++'s lang_decl.
2502 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2504 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2505 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2507 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2509 * doc/cppinternals.texi: Update.
2511 2001-10-04 Eric Christopher <echristo@redhat.com>
2513 * config/mips/mips.c (init_cumulative_args): Remember to set
2515 * config.gcc: Redo linux configuration. Add target_cpu_default
2516 of soft-float to all mipsisa32 combinations and tx39.
2517 * config/mips/linux.h: Remove include of mips.h.
2519 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2521 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2522 HOST_LDFLAGS and HOST_CPPFLAGS.
2524 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2526 * c-parse.in (objc_inherit_code, objc_pq_context,
2527 objc_public_flag): Make static.
2528 (objc_interface_context, objc_implementation_context,
2529 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2530 global tree array in objc/objc-act.[ch].
2531 (methoddef): Remove unnecessary code.
2533 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2534 Hoist struct definitions to objc-act.h.
2535 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2536 cat_count): Place declaration in objc-act.h.
2537 (objc_tree_index): Move enumeration to objc-act.h.
2538 (objc_global_trees): Place declaration and macro accessors in
2540 (implementation_context): Remove duplicate; use
2541 objc_implementation_context instead:
2542 (method_context): Remove duplicate; use objc_method_context
2544 (objc_ellipsis_node, objc_method_prototype_template,
2545 implemented_classes, function_type): Move global vars to
2547 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2548 (build_message_expr): Move actual construction of ObjC message
2549 send nodes to finish_message_expr.
2550 (finish_message_expr): New routine, contains code formerly in
2552 * objc/objc-act.h (finish_message_expr): New prototype.
2553 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2554 declarations; these vars are now part of objc_global_trees.
2555 (objc_tree_index, objc_global_trees): Move definitions from
2557 * objc/objc-tree.def: Update copyright info.
2559 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2561 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2563 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2564 only if TARGET_ARCH64.
2566 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2568 * doc/extend.texi: Fix some problems with previous checkin.
2569 * doc/invoke.texi: Likewise.
2571 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2573 * cpphash.h: Update comments.
2574 (cpp_context): Update.
2575 (spec_nodes): Remove n__Pragma.
2576 * cppinit.c (cpp_create_reader): Update.
2577 (builtin_array): Add _Pragma.
2578 * cpplib.h: Update comments.
2579 (NODE_DISABLED, BT_PRAGMA): New.
2580 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2581 * cppmacro.c (struct cpp_macro): Remove disabled.
2582 (builtin_macro): Return int, handle _Pragma, push the new token
2583 on the context stack.
2584 (funlike_invocation_p): Unconstify, update.
2585 (enter_macro_context): Handle builtins here.
2586 (replace_args, push_token_context, push_ptoken_context):
2587 Update for prototype changes.
2588 (_cpp_pop_context): Update.
2589 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2590 (cpp_sys_macro_p): Update.
2591 (_cpp_free_definition): Clear disabled flag.
2592 (_cpp_create_definition): Upate.
2593 * cppmain.c: Update comments.
2595 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2596 Andreas Jaeger <aj@suse.de>,
2597 Jan Hubicka <jh@suse.cz>
2599 * doc/invoke.texi (i386 Options): Document x86-64 options.
2600 (i386 and x86-64 Options): Rename i386 options section.
2602 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2603 (TARGET_SWITCHES): Add -munwind-info.
2604 (MASK_NO_UNWIND_INFO): New.
2605 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2607 (ASM_OUTPUT_DOUBLE_INT): New.
2609 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2610 * config.gcc: Fix tm_file settings for x86-64.
2611 * config/i386/x86-64.h: New file with OS independent x86-64
2613 * config/i386/biarch64.h: New file used to configure compiler
2614 to biarch/64bit compilation.
2616 * config/i386/i386.c: (override_options): Set flags default
2617 for 64bit compilation.
2619 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2621 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2622 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2623 constants on x86_64.
2624 (ix86_attr_length_immediate_default): Support MODE_DI.
2625 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2627 (indirect_jump, tablejump): Turn into expander.
2629 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2631 * c-common.c (c_format_attribute_table): Make format and
2632 format_arg attributes apply to function types rather than to
2634 (is_valid_printf_arglist): Construct an attribute list and pass
2635 that to check_function_format rather than a name.
2636 * c-common.h (check_function_format): Adjust prototype.
2637 * c-decl.c (duplicate_decls): Preserve attributes from type of
2638 built-in decl when allowing for harmless conflict in types.
2639 * c-format.c (record_function_format,
2640 record_international_format, function_format_list,
2641 international_format_info, international_format_list): Remove.
2642 (function_format_info): Remove next, name and assembler_name.
2643 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2644 (decode_format_attr): New.
2645 (handle_format_attribute): Handle receiving a type rather than a
2646 decl. Call decode_format_attr. Store format information in a
2647 function_format_info.
2648 (handle_format_arg_attribute): Correct comment. Handle receiving
2649 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2651 (check_format_info_recurse, check_format_info_main): Take argument
2652 numbers as unsigned HOST_WIDE_INT.
2653 (check_function_format): Take a list of attributes from the
2654 function type rather than a name or assembler name. Check for
2655 format attributes in that list and the attributes on the type of
2656 the current function rather than looking through
2657 function_format_list.
2658 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2660 (check_format_info_recurse): Take format_arg attributes from the
2661 type of the function calls rather than using
2662 international_format_list. Allow for multiple format_arg
2664 * c-typeck.c (build_function_call): Pass type attributes to
2665 check_function_format rather than name or assembler name. Don't
2666 require there to be a name or assembler name to check formats.
2668 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2670 * attribs.c (decl_attributes): Possibly call
2671 insert_default_attributes to insert default attributes on
2672 functions in a lazy manner.
2673 * builtin-attrs.def: New file; define the default format and
2674 format_arg attributes.
2675 * c-common.c (c_format_attribute_table): Move to earlier in the
2677 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2678 (enum built_in_attribute, built_in_attributes,
2679 c_attrs_initialized, c_init_attributes,
2680 c_common_insert_default_attributes): New.
2681 (c_common_lang_init): Don't initialize format_attribute_table. Do
2682 call c_init_attributes.
2683 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2684 * c-common.h (init_function_format_info): Don't declare.
2685 (c_common_insert_default_attributes): Declare.
2686 * c-decl.c (implicitly_declare, builtin_function): Call
2688 (init_decl_processing): Don't call init_function_format_info.
2689 (insert_default_attributes): New.
2690 * c-format.c (handle_format_attribute,
2691 handle_format_arg_attribute): Be quiet about inappropriate
2692 declaration when applying default attributes.
2693 (init_function_format_info): Remove.
2694 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2695 (insert_default_attributes): Declare.
2697 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2699 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2701 2001-10-01 Jim Wilson <wilson@redhat.com>
2703 * sched-deps.c (add_dependence): When elide conditional dependence,
2704 check that insn doesn't modify cond2.
2706 2001-10-01 Dale Johannesen <dalej@apple.com>
2708 * config/rs6000/rs6000.h (enum processor_type): Add support
2709 for 7400 (G4) and 7450.
2711 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2712 (rs6000_issue_rate): Ditto.
2713 (rs6000_adjust_cost): Fix cycle counts for compares.
2714 (debug_stack_info): Fix an obvious typo.
2715 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2716 * doc/invoke.texi: Document.
2717 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2719 (PROCESSOR_DEFAULT): Ditto.
2721 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2723 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2724 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2725 later recursive make invocation.
2727 2001-10-01 Hans Boehm <boehm@acm.org>
2729 * optabs.c (emit_libcall_block): When using non-call exceptions,
2730 don't add REG_LIBCALL reg notes to trapping calls.
2732 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2734 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2735 (propagate_one_insn): Update for above change
2737 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2739 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2740 _Unwind_GetTextRelBase): Argument is unused.
2742 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2744 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2745 Loop through NOPs, placeholders, and components.
2746 Don't go through NOPs if change mode.
2747 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2748 * emit-rtl.c (set_mem_alias_set): Enable check.
2749 * expr.c (find_placeholder): New function.
2750 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2751 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2752 to modify it and avoid unneeded copies.
2753 * expr.h (expand_expr): Always define.
2754 (find_placeholder): New declaration.
2756 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2758 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2759 operand 2 is the stack pointer.
2760 ("addr-peephole"): Fix address computation peephole when operand 2
2761 is the stack pointer.
2763 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2765 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2766 (ix86_setup_incoming_varargs): Likewise.
2768 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2770 * stor-layout.c (layout_type): Don't complain about too-large
2773 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2775 * function.c (keep_stack_depressed): Don't use delete_insn.
2777 * expr.h (set_mem_alias_set): Move decl to here.
2778 * rtl.h (mem_attrs): New typedef and struct.
2779 (union rtunion_def): Add field for mem_attrs.
2780 (X0MEMATTR, MEM_ATTRS): New macros.
2781 (MEM_ALIAS_SET): Use MEM_ATTRS.
2782 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2783 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2784 (set_mem_alias_set): Delete decl from here.
2786 * alias.c (set_mem_alias_set): Delete from here.
2787 * emit-rtl.c (mem_attrs_htab): New variable.
2788 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2789 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2790 (mem_attrs_mark, get_mem_attrs): Likewise.
2791 (gen_rtx_MEM): Clear MEM_ATTRS.
2792 (set_mem_attributes): Move to here.
2793 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2794 (init_emit_once): const_int_htab now deletable htab.
2795 Initialize mem_attrs_htab.
2796 * explow.c (set_mem_attributes): Delete from here.
2797 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2798 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2799 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2800 * reload1.c (reload): Rework changing REG to MEM.
2802 2001-09-30 H.J. Lu <hjl@gnu.org>
2804 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2805 * config.in: Rebuild.
2807 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2809 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2810 ("tsthi_1"): Avoid allocation in register y.
2811 ("*movqi_68hc12"): Reorganize and fix constraints.
2812 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2813 ("addqi3"): Likewise.
2814 ("addhi3"): Fix constraints.
2815 ("*logicalhi3_zexthi"): Disparage soft registers.
2817 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2819 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2822 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2824 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2825 that we use setjmp/longjmp exceptions.
2827 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2829 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2830 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2831 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2832 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2833 (_cpp_extend_buff, BUFF_ROOM): Update.
2834 (_cpp_append_extend_buff): New.
2835 (struct cpp_reader): Remove macro_pool, add a_buff.
2836 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2838 (cpp_destroy): Free a_buff instead of macro_pool.
2839 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2840 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2841 _cpp_pool_alloc, ): Remove.
2842 (parse_number, parse_string): Update use of _cpp_extend_buff.
2843 (_cpp_extend_buff): Update.
2844 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2845 * cpplib.c (glue_header_name, parse_answer):
2846 Update use of _cpp_extend_buff.
2847 (cpp_register_pragma, cpp_register_pragma_space): Use
2849 (do_assert, do_unassert): Check for EOL, update.
2850 * cppmacro.c (stringify_arg, collect_args): Update to use
2851 _cpp_extend_buff and _cpp_append_extend_buff.
2852 (save_parameter, parse_params, alloc_expansion_token,
2853 _cpp_create_definition): Rework memory management.
2855 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2857 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2858 update md_exec_prefix.
2859 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2862 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2864 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2865 (SELECT_CC_MODE): Use s390_select_ccmode.
2866 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2867 * config/s390/s390.c (s390_select_ccmode): New.
2868 (s390_match_ccmode): Add CCLmode.
2869 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2870 (output_branch_condition, output_inverse_branch_condition): Removed.
2871 (print_operand): Use s390_branch_condition_mnemonic.
2872 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2873 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2874 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2876 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2877 when converting conditional branches to far branches.
2878 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2879 cmpint_di): Use CCSmode instead of CCUmode.
2881 * config/s390/s390.c (legitimate_la_operand_p): New.
2882 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2883 * config/s390/s390.md (movsi): Convert load address patterns to
2884 arithmetic operations when necessary.
2885 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2886 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2887 (*do_la_reg_0): Don't use before reload.
2889 * config/s390/s390.c (legitimize_address): Make more efficient
2890 use of two-register addressing mode.
2892 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2893 with -mno-backchain in some corner cases.
2895 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2897 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2899 * reload.c (find_reloads): Mark new USE insns with QImode.
2900 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2901 find_reloads_subreg_address): Likewise.
2902 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2904 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2906 (reload): Make sure there are no USEs with mode other than
2907 VOIDmode. At the end, remove those marked with QImode.
2909 2001-09-29 Per Bothner <per@bothner.com>
2911 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2912 * Makefile.in (includedir): Rename to local_includedir.
2913 (includedir): Define as $(prefix)/include.
2914 * config.in (PREFIX_INCLUDE_DIR): New variable.
2915 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2917 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2919 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2921 * doc/extend.texi (Vector Extensions): New node.
2922 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2923 i386 -mmmx, -msse, -m3dnow.
2925 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2927 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2929 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2931 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2933 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2935 2001-09-28 Richard Henderson <rth@redhat.com>
2937 * varasm.c (assemble_integer): Bound alignment check by
2940 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2942 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2944 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2946 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2948 Mostly from Graham Stott <grahams@redhat.com>
2949 * c-common.c (type_for_mode): Add support for V2SFmode.
2950 * tree.c (build_common_tree_nodes_2): Likewise.
2951 * tree.h (enum tree_index, global_trees): Likewise.
2952 * config/i386/i386.c (x86_3dnow_a): New variable.
2953 (override_options): Support 3Dnow extensions.
2954 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2955 Athlon's version of 3Dnow.
2956 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2957 (ix86_expand_builtin): Handle them.
2958 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2959 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2960 TARGET_3DNOW_A): New macros.
2961 (TARGET_SWITCHES): Add 3Dnow switches.
2962 (VALID_MMX_REG_MODE_3DNOW): New macro.
2963 (VECTOR_MODE_SUPPORTED_P): Use it.
2964 (enum ix86_builtins): Add entries for 3Dnow builtins.
2965 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2966 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2967 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2968 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2969 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2970 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2971 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2972 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2973 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2974 sfence_insn, prefetch): Make these available if TARGET_SSE or
2977 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2979 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2980 ix86_va_start, ix86_build_va_list): Declare.
2981 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2982 ix86_va_start, ix86_build_va_list): New global functions.
2983 * i386.md (sse_prologue_save_insn): New insn.
2984 (sse_prologue_save): New expander.
2985 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2986 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2988 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2990 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2991 Use size_t everywhere, make definitions consistent with
2994 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2996 * gcse.c (replace_store_insn): Use delete_insn.
2997 * loop.c (move_movables): Likewise; avoid delete_insn
2998 from clobbering notes moved elsewhere.
2999 (check_dbra_loop): Use delete_insn.
3000 * ssa.c (convert_from_ssa): Likewise.
3001 * cse.c (cse_insn): Use delete_insn.
3003 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3005 * cpphash.h (struct cpp_buff): Make unsigned.
3006 (_cpp_get_buff): Take length of size_t.
3007 (_cpp_unaligned_alloc): New.
3008 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3009 (struct cpp_reader): Remove ident_pool. Add u_buff.
3010 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3011 (cpp_destroy): Destroy u_buff, not ident_pool.
3012 * cpplex.c (parse_number, parse_string, save_comment,
3013 cpp_token_as_text): Update to use the unaligned buffer.
3014 (new_buff): Make unsigned.
3015 (_cpp_unaligned_alloc): New.
3016 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3017 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3019 (collect_args): Make unsigned.
3021 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3023 * cpplex.c (cpp_output_token): Use a putc loop for
3024 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3026 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3027 * configure, config.in: Regenerate.
3028 * system.h: Replace fwrite and fprintf with their unlocked
3029 variants if available.
3031 2001-09-27 Richard Henderson <rth@redhat.com>
3033 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3034 in favour of .eh_frame.
3036 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3038 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3040 (LIBCALL_VALUE): Likewise.
3042 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3044 * cpphash.h: Update comment.
3045 * cpplex.c: Update comments.
3046 (_cpp_can_paste): Remove.
3047 * cpplib.h (_cpp_can_paste): Remove.
3048 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3049 lexer rather than _cpp_can_paste.
3051 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3053 * doc/cppinternals.texi: Update.
3055 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3057 * cpphash.h (struct cpp_pool): Remove locks and locked.
3058 (struct cpp_context): Add member buff.
3059 (struct cpp_reader): Remove member argument_pool.
3060 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3061 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3062 * cpplex.c (chunk_suitable): Remove pool argument.
3063 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3064 (new_buff, _cpp_extend_buff): Update.
3065 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3066 which buffer is returned.
3067 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3068 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3069 * cppmacro.c (lock_pools, unlock_pools): Remove.
3070 (push_ptoken_context): Take a _cpp_buff.
3071 (enter_macro_context): Pool locking removed.
3072 (replace_args): Use a _cpp_buff for the replacement list with
3074 (push_token_context): Clear buff.
3075 (expand_arg): Use _cpp_pop_context.
3076 (_cpp_pop_context): Free a context's buffer, if any.
3078 2001-09-26 DJ Delorie <dj@redhat.com>
3080 * c-typeck.c (digest_init): Check for sizeless arrays.
3082 2001-09-26 Richard Henderson <rth@redhat.com>
3084 * optabs.c (init_one_libfunc): Create a dummy function type
3085 instead of using error_mark_node.
3087 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3089 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3090 _cpp_extend_buff, _cpp_free_buff): New.
3091 (struct cpp_reader): New member free_buffs.
3092 * cppinit.c (cpp_destroy): Free buffers.
3093 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3094 _cpp_extend_buff, _cpp_free_buff): New.
3095 * cpplib.h (struct cpp_options): Remove unused member.
3096 * cppmacro.c (collect_args): New. Combines the old parse_arg
3097 and parse_args. Use _cpp_buff for memory allocation.
3098 (funlike_invocation_p, replace_args): Update.
3100 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3102 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3104 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3106 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3108 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3110 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3113 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3114 Jim Wilson <wilson@redhat.com>
3116 * doc/install.texi (Specific, ia64-*-linux): Document.
3118 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3120 * Makefile.in (cfgrtl.o): Add.
3121 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3122 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3123 free_aux_for_edge): Declare.
3125 (HAVE_return): Undefine.
3126 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3127 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3128 free_aux_for_edge): New global functions.
3129 (first_delete_block): New static variable.
3130 (init_flow): Clear first_delete_block.
3131 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3132 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3133 try_redirect_by_replacing_jump, last_loop_beg_note,
3134 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3135 delete_insn, delete_insn_chain, create_basic_block_structure,
3136 create_basic_block, flow_delete_block, compute_bb_for_insn,
3137 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3138 set_block_for_new_insns, split_block, merge_blocks_nomove,
3139 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3140 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3141 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3142 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3143 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3144 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3145 purge_all_dead_edges): Move to ....
3146 * cfgrtl.c: New file; .... Here.
3148 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3149 (reroder_basic_block): Use alloc_aux_for_blocks.
3150 * predict.c (estimate_bb_frequencies): Likewise; use
3151 alloc_aux_for_edges.
3152 * profile.c (compute_branch_probabilities): Likewise.
3153 (branch_prob): Likewise.
3154 * reg-stack.c (reg_to_stack): Likewise.
3156 * emit-rtl.c (emit_insns_after): Never return NULL.
3158 * basic-block.h (set_block_for_new_insns): Delete.
3159 * cfgrtl.c (set_block_for_new_insns): Delete.
3161 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3162 calls when crossjumping.
3164 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3165 * unroll.c (copy_loop_body): Use delete_insn.
3167 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3168 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3169 keep_stack_depressed): Likewise.
3170 * gcse.c (cprop_cc0_jump): Likewise.
3171 * local-alloc.c (update_equiv_regs): Likewise.
3172 * loop.c (scan_loop, loop_delete_insns): Likewise.
3173 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3174 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3175 delete_output_reload, delete_address_reloads_1,
3176 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3178 * sibcall.c (replace_call_placeholder): Likewise.
3179 * cse.c (cse_insn): Likewise.
3181 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3183 From Graham Stott <grahams@redhat.com>
3184 (def_builtin): Only define builtins appropriate for target_flags. All
3186 (builtin_decsription): Add new field mask which is used to determine
3187 when to define the builtin via the macro def_builtin.
3189 (bdesc_comi): Initialise new mask fields.
3190 (bdesc_2srg): Likewise.
3191 (bdesc_1arg): Likewise.
3193 * config/i386/i386.c (ix86_init_builtins): Correct return type
3194 building v4hi_ftype_v4hi_int_int tree node.
3195 (ix86_expand_sse_comi): Fix typo swapping operands.
3196 Don't swap comparision condition, it is already swapped.
3197 (ix86_expand_sse_compare): Before swapping operands
3198 move operand 1 into new rtx and not the target rtx.
3199 Don't swap comparison condition, it is already swapped.
3200 Always check whether we need to create a new TARGET.
3202 * config/i386/i386.md: (sse_comi) Fix typos.
3203 (sse_ucomi): Likewise.
3204 (cvtss2si): Fix operand 0 contraint.
3205 (cvttss2si): Likewise.
3206 (sse_unpckhps): Fix mode for operand 2.
3207 (sse_unpcklps): Likewise.
3209 2001-09-25 Graham Stott <grahams@redhat.com>
3211 * sibcall.c (skip_copy_to_return_value): Tighten return value
3214 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3216 * rs6000.c (lwa_operand): Address must be word aligned.
3218 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3220 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3221 number has been set.
3222 (type_hash_mark): Mark type itself.
3224 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3226 * c-lex.c (cb_def_pragma): Update.
3227 (c_lex): Update, and skip padding.
3228 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3229 * cpphash.h (struct toklist): Delete.
3230 (union utoken): New.
3231 (struct cpp_context): Update.
3232 (struct cpp_reader): New members eof, avoid_paste.
3233 (_cpp_temp_token): New.
3234 * cppinit.c (cpp_create_reader): Update.
3235 * cpplex.c (_cpp_temp_token): New.
3236 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3237 (cpp_output_token): Don't print leading whitespace.
3238 (cpp_output_line): Update.
3239 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3240 do_include_common, do_line, do_ident, do_pragma,
3241 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3242 parse_assertion): Update.
3243 (get_token_no_padding): New.
3244 * cpplib.h (CPP_PADDING): New.
3245 (AVOID_LPASTE): Delete.
3246 (struct cpp_token): New union member source.
3247 (cpp_get_token): Update.
3248 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3249 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3250 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3251 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3252 _cpp_backup_tokens, _cpp_create_definition): Update.
3253 (push_arg_context): Delete.
3254 (padding_token, push_token_context, push_ptoken_context): New.
3255 (make_string_token, make_number_token): Update, rename.
3256 (cpp_get_token): Update to handle tokens as pointers to const,
3257 and insert padding appropriately.
3258 * cppmain.c (struct printer): New member prev.
3259 (check_multiline_token): Constify.
3260 (do_preprocessing, cb_line_change): Update.
3261 (scan_translation_unit): Update to handle spacing.
3262 * scan-decls.c (get_a_token): New.
3263 (skip_to_closing_brace, scan_decls): Update.
3264 * fix-header.c (read_scan_file): Update.
3266 * doc/cpp.texi: Update.
3268 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3270 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3271 leak by passing malloc'ed pointer to reconcat, not concat.
3273 2001-09-24 DJ Delorie <dj@redhat.com>
3275 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3277 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3279 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3280 reference is from the literal pool.
3282 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3284 * doc/install.texi (Final install): Request additional information
3285 in mail about successful builds.
3287 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3289 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3290 initial value of return pointer register instead of value in frame-20.
3293 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3295 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3296 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3297 the libcall if there isn't a referenced identifier for the symbol.
3299 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3301 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3302 non 64-bit machines. Use these as a plabel for the trampoline.
3303 (TRAMPOLINE_SIZE): Adjust size for new words.
3304 (INITIALIZE_TRAMPOLINE): Initialize new words.
3305 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3306 pointer to the plabel in the trampoline.
3308 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3310 * pa.c (function_arg): Pass floating arguments in both general and
3311 floating registers in indirect (dynamic) calls when generating code
3312 for the 32 bit ABI and the HP assembler.
3314 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3316 * doc/install.texi: Markup fixes.
3317 Use Solaris 2, SunOS 4 as appropriate.
3318 (Specific, *-*-solaris2*): Explain this.
3319 Unconditionally warn against /usr/ucb tools.
3320 Remove Sun as warning, obsolete.
3321 Move X11 header bug workaround here, update patches.
3322 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3323 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3325 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3327 * errors.h (warning, error, fatal, internal_error): Don't mark
3328 with ATTRIBUTE_PRINTF_n.
3329 * toplev.h (internal_error, fatal_io_error, warning, error,
3330 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3331 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3334 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3336 * function.c (pop_function_context_from): var_refs_queue
3337 and temp slots now in GC memory.
3338 (mark_function_status, free_after_compilation): Likewise;
3339 also struct function now in GC memory.
3340 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3341 (combine_temp_slots): Likewise.
3342 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3343 (prepare_function_start): Use GC memory for struct function.
3344 (mark_temp_slot): Deleted.
3345 (gcc_mark_struct_function): struct function now in GC memory.
3347 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3348 code for division, not modulus.
3350 * rtl.def (MEM): Remove obsolete part of comment.
3352 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3354 * c-format.c (init_function_format_info): Check __builtin_printf
3355 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3358 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3360 * c-common.c (format_attribute_table): Remove decl.
3361 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3362 (lang_attribute_common): Likewise.
3364 * function.c (fix_lexical_address): Use set_mem_alias_set.
3365 (expand_function_start): Likewise.
3366 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3368 * varasm.c (output_constant): Fix unused variable warning.
3370 * attribs.c: New file, from c-common.c.
3371 (attribute_tables): Now four elements.
3372 (format_attribute_table, lang_attribute_common): New variables.
3373 (init_attributes): Reflect above changes.
3374 (handle_mode_attribute): Delete check for wider than uintmax.
3375 * c-common.c: Delete parts moved to attribs.c.
3376 (enum attrs): Deleted; unused.
3377 (c_format_attribute_table): New variable.
3378 (c_common_lang_init): Initialize format_attribute_table with it.
3379 * c-common.h (decl_attributes): Remove decl.
3380 * tree.h (decl_attribute): Move it to here.
3381 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3382 (attribs.o): New rule.
3384 2001-09-22 Andreas Jaeger <aj@suse.de>
3386 * builtins.c (c_getstr): Remove unused variable.
3388 2001-09-21 Richard Henderson <rth@redhat.com>
3390 * reload1.c (reload): Use delete_insn instead of splatting
3393 2001-09-21 Richard Henderson <rth@redhat.com>
3395 * reload.c (push_secondary_reload): Don't check for "=" in output
3396 constraint after ""->ALL_REGS check.
3398 2001-09-21 Richard Henderson <rth@redhat.com>
3400 * predict.c (expected_value_to_br_prob): Use pc_set.
3402 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3403 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3405 2001-09-21 Richard Henderson <rth@redhat.com>
3407 * rtl.h (LCT_RETURNS_TWICE): New.
3408 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3410 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3411 to ECF_RETURNS_TWICE.
3412 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3415 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3417 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3418 (JMP_BUF_SIZE): New.
3420 2001-09-21 Richard Henderson <rth@redhat.com>
3422 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3425 2001-09-21 Richard Henderson <rth@redhat.com>
3427 * tree.def (FDESC_EXPR): New.
3428 * expr.c (expand_expr): Handle it.
3429 * varasm.c (initializer_constant_valid_p): Likewise.
3430 (output_constant): Likewise.
3431 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3432 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3433 (ASM_OUTPUT_FDESC): New.
3434 * doc/tm.texi: Document the new macros.
3436 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3438 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3439 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3440 once merging is complete.
3442 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3444 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3446 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3448 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3449 that would be invalid after a merge.
3451 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3453 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3454 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3456 (flow_delete_insn): This one.
3457 (delete_insn_chain): Rename from ...; do not care labels.
3458 (flow_delete_insn_chain): ... this one.
3459 (flow_delete_block): Remove the insns one BB has been expunged.
3460 (merge_blocks_nomove): Likewise.
3461 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3462 updating BB boundaries.
3463 (tidy_fallthru_edge): Likewise.
3464 (commit_one_edge_insertion): Likewise.
3465 * cfgbuild.c (find_basic_block): Likewise.
3466 (find_basic_blocks_1): Likewise.
3467 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3468 (try_crossjump_to_edge): Likewise.
3469 (try_optimize_cfg): Likewise.
3470 * cse.c (delete_trivially_dead_insns): Likewise.
3471 * df.c (df_insn_delete): Likewise.
3472 * doloop.c (doloop_modify): Use delete_related_insns.
3473 * emit-rtl.c (try_split): Likewise.
3474 (remove_insn): Update BB boundaries.
3475 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3476 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3477 updating BB boundaries.
3478 (propagate_block_delete_insn): Likewise.
3479 (propagate_block_delete_libcall): Likewise.
3480 * function.c (delete_handlers): Use delete_related_insns.
3481 (thread_prologue_and_epilogue_insns): Likewise.
3482 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3483 * genpeep.c (gen_peephole): Use delete_related_insns.
3484 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3486 (find_cond_trap): Likewise.
3487 * integrate.c (save_for_inline): Use delete_related_insns.
3488 (copy_insn_list): Likewise.
3489 * jump.c (pruge_linie_number_notes): Likewise.
3490 (duplicate_loop_exit_test): Likewise.
3491 (delete_computation): Likewise.
3492 (delete_related_insn): Rename from ...; use delete_insn
3493 (delete_insn): ... this one.
3494 (redirect_jump): Use delete_related_insns.
3495 * loop.c (scan_loop): Likewise.
3496 (move_movables): Likewise.
3497 (find_and_verify_loops): Likewise.
3498 (check_dbra_loop): Likewise.
3499 * recog.c (peephole2_optimize): Likewise.
3500 * reg-stack.c (delete_insn_for_stacker): Remove.
3501 (move_for_stack_reg): Use delete_insn.
3502 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3503 * reload1.c (delete_address_reloads): Use delete_related_insns.
3504 (fixup_abnormal_edges): Use delete_insn.
3505 * recog.c (emit_delay_sequence): Use delete_related_insns.
3506 (delete_from-delay_slot): Likewise.
3507 (delete_scheduled_jump): likewise.
3508 (optimize_skip): Likewise.
3509 (try_merge_delay_insns): Likewise.
3510 (full_simple_delay_slots): Likewise.
3511 (fill_slots_from_thread): Likewise.
3512 (relax_delay_slots): Likewise.
3513 (make_return_insns): Likewise.
3514 (dbr_schedule): Likewise.
3515 * rtl.h (delete_insn): Rename to delete_related_insns.
3516 (delete_insn, delete_insn_chain): New prototypes.
3517 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3518 by df_insn_delete already.
3519 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3520 * ssa.c (convert_from_ssa): Use delete_related_insns.
3521 * unroll.c (unroll_loop): Likewise.
3522 (calculate_giv_inc): Likewise.
3523 (copy_loop_body): Likewise.
3525 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3526 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3527 ix86_return_in_memory, ix86_function_value): Declare.
3528 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3529 new static valurables.
3530 (x86_64_reg_class): New enum
3531 (x86_64_reg_class_name): New array.
3532 (classify_argument, examine_argument, construct_container,
3533 merge_classes): New static functions.
3534 (optimization_options): Enable flag_omit_frame_pointer and disable
3535 flag_pcc_struct_return on 64bit.
3536 (ix86_libcall_value, ix86_function_value,
3537 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3538 ix86_return_in_memory, ix86_function_value): New global functions.
3539 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3540 (function_arg_advance): Handle x86_64 passing conventions.
3541 (function_arg): Likewise.
3542 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3543 (RETURN_IN_MEMORY): Move offline.
3544 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3545 (FUNCTION_VALUE_REGNO_P): New macro.
3546 (FUNCTION_ARG_REGNO_P): Move offline.
3547 (struct ix86_args): Add maybe_vaarg.
3548 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3549 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3551 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3553 * s390.md: Changed attributes for scheduling.
3554 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3557 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3559 Table-driven attributes.
3560 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3561 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3562 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3563 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3564 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3565 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3566 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3567 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3568 * tree.h (struct tree_decl): Change machine_attributes to
3570 * doc/c-tree.texi: Document that all attributes are now attached
3572 * c-common.c (add_attribute, attrtab, attrtab_idx,
3573 default_valid_lang_attribute, valid_lang_attribute): Remove.
3574 (attribute_tables, attributes_initialized,
3575 c_common_attribute_table, default_lang_attribute_table): New
3577 (handle_packed_attribute, handle_nocommon_attribute,
3578 handle_common_attribute, handle_noreturn_attribute,
3579 handle_unused_attribute, handle_const_attribute,
3580 handle_transparent_union_attribute, handle_constructor_attribute,
3581 handle_destructor_attribute, handle_mode_attribute,
3582 handle_section_attribute, handle_aligned_attribute,
3583 handle_weak_attribute, handle_alias_attribute,
3584 handle_no_instrument_function_attribute,
3585 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3586 handle_no_limit_stack_attribute, handle_pure_attribute): New
3588 (init_attributes, decl_attributes): Rewrite to implement
3589 table-driven attributes.
3590 * c-common.h (enum attribute_flags): Move to tree.h.
3591 * c-format.c (decl_handle_format_attribute,
3592 decl_handle_format_arg_attribute): Rename to
3593 handle_format_attribute and handle_format_arg_attribute. Update
3594 for table-driven attributes.
3595 * c-common.h (decl_handle_format_attribute,
3596 decl_handle_format_arg_attribute): Remove prototypes.
3597 (handle_format_attribute, handle_format_arg_attribute): Add
3599 * c-decl.c (grokdeclarator): Handle attributes nested inside
3601 * c-parse.in (setattrs, maybe_setattrs): Remove.
3602 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3603 Update to handle nested attributes properly.
3604 (maybe_resetattrs, after_type_declarator,
3605 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3606 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3608 (make_pointer_declarator): Update to handle nested attributes
3610 * doc/extend.texi: Update documentation of limits of attributes
3611 syntax. Warn about problems with attribute semantics in C++.
3612 * target.h (struct target): Remove valid_decl_attribute and
3613 valid_type_attribute. Add attribute_table and
3614 function_attribute_inlinable_p.
3615 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3616 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3617 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3619 (TARGET_INITIALIZER): Update.
3620 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3622 (function_attribute_inlinable_p): New function. Check for the
3623 presence of any machine attributes before using
3624 targetm.function_attribute_inlinable_p.
3625 (function_cannot_inline_p): Update.
3626 * Makefile.in (integrate.o): Update dependencies.
3627 * doc/tm.texi: Update documentation of target attributes and
3628 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3629 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3631 (default_target_attribute_table,
3632 default_function_attribute_inlinable_p): New.
3633 (lookup_attribute): Update comment to clarify handling of multiple
3634 attributes with the same name.
3635 (merge_attributes, attribute_list_contained): Allow multiple
3636 attributes with the same name but different arguments to appear in
3637 the same attribute list.
3638 * tree.h (default_valid_attribute_p): Remove prototype.
3639 (struct attribute_spec): New.
3640 (default_target_attribute_table): Declare.
3641 (enum attribute_flags): Move from c-common.h. Add
3642 ATTR_FLAG_TYPE_IN_PLACE.
3643 (default_function_attribute_inlinable_p): Declare.
3644 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3645 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3646 (TARGET_ATTRIBUTE_TABLE): Define.
3647 (vms_attribute_table): New.
3648 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3649 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3650 (TARGET_ATTRIBUTE_TABLE): Define.
3651 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3652 * config/arm/arm.c (arm_valid_type_attribute_p,
3653 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3655 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3657 (TARGET_ATTRIBUTE_TABLE): Define.
3658 (arm_attribute_table, arm_handle_fndecl_attribute,
3659 arm_handle_isr_attribute): New.
3660 * config/avr/avr.c (avr_valid_type_attribute,
3661 avr_valid_decl_attribute): Remove.
3662 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3664 (TARGET_ATTRIBUTE_TABLE): Define.
3665 (avr_attribute_table, avr_handle_progmem_attribute,
3666 avr_handle_fndecl_attribute): New.
3667 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3668 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3669 (TARGET_ATTRIBUTE_TABLE): Define.
3670 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3671 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3672 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3673 (TARGET_ATTRIBUTE_TABLE): Define.
3674 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3675 h8300_handle_eightbit_data_attribute,
3676 h8300_handle_tiny_data_attribute): New.
3677 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3678 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3680 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3682 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3683 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3685 (TARGET_ATTRIBUTE_TABLE): Define.
3686 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3687 ix86_handle_regparm_attribute): New.
3688 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3689 i386_pe_valid_type_attribute_p): Remove.
3690 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3691 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3692 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3693 (TARGET_ATTRIBUTE_TABLE): Define.
3694 (ia64_attribute_table): New.
3695 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3696 interrupt_ident2, model_ident1, model_ident2): Remove.
3697 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3698 (TARGET_ATTRIBUTE_TABLE): Define.
3699 (init_idents): Update.
3700 (m32r_attribute_table, m32r_handle_model_attribute): New.
3701 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3703 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3704 (TARGET_ATTRIBUTE_TABLE): Define.
3705 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3706 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3707 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3708 (TARGET_ATTRIBUTE_TABLE): Define.
3709 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3710 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3711 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3712 (TARGET_ATTRIBUTE_TABLE): Define.
3713 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3714 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3715 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3716 (TARGET_ATTRIBUTE_TABLE): Define.
3717 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3718 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3719 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3720 (TARGET_ATTRIBUTE_TABLE): Define.
3721 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3722 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3724 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3726 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3727 (TARGET_ATTRIBUTE_TABLE): Define.
3728 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3730 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3731 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3732 (TARGET_ATTRIBUTE_TABLE): Define.
3733 (v850_attribute_table, v850_handle_interrupt_attribute,
3734 v850_handle_data_area_attribute): New.
3735 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3736 Return void. Call decl_attributes instead of
3737 valid_machine_attribute.
3739 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3741 * sh-protos.h (sh_pr_n_sets): Declare.
3742 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3743 look at the copy to determine if PR needs to be saved.
3744 sh_pr_n_sets: New function.
3745 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3746 (ALLOCATE_INITIAL_VALUE): Define.
3748 * sh.c (initial_elimination_offset):
3749 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3751 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3753 * integrate.c (allocate_initial_values): New function.
3754 * integrate.h (allocate_initial_values): Declare.
3755 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3757 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3759 * toplev.c (rest_of_compilation): To here.
3760 Call allocate_initial_values.
3761 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3763 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3765 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3767 2001-09-20 DJ Delorie <dj@redhat.com>
3769 * c-typeck.c (really_start_incremental_init): Discriminate
3770 between zero-length arrays and flexible arrays.
3771 (push_init_level): Detect zero-length arrays and handle them
3772 like fixed-sized arrays.
3773 * expr.c (store_constructor): Handle zero-length arrays and
3774 flexible arrays correctly.
3775 * doc/extend.texi: Update zero-length array notes.
3777 2001-09-20 Jim Wilson <wilson@redhat.com>
3779 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3780 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3781 for issue port conflicts.
3782 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3784 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3786 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3789 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3791 * fold-const.c (hashtab.h): Include.
3792 (int_const_binop): Remove FORSIZE arg and compute from type; all
3794 Call size_int_type_wide for all single-word constants.
3795 (size_htab_hash, size_htab_eq): New functions.
3796 (size_int_type_wide): Rework to use hash table.
3797 * ggc-common.c (hashtab.h): Include.
3798 (struct d_htab_root): New struct.
3799 (d_htab_roots): New variable.
3800 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3801 (ggc_mark_roots): Handle deletable htabs.
3802 * ggc-page.c (ggc_marked_p): New function.
3803 * ggc-simple.c (ggc_marked_p): Likewise.
3804 * ggc.h: Reformatting throughout.
3805 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3806 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3807 (type_hash_add): Allocate struct type_hash from GC memory.
3808 (mark_hash_entry, mark_type_hash): Deleted.
3809 (type_hash_marked_p, type_hash_mark): New functions.
3810 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3812 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3814 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3817 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3819 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3820 array-too-large test for signed sizetype.
3822 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3824 * i386.md (indirect_jump): Allow Pmode operand.
3825 (tablejump): LIkewise; perform expansion to 64bit mode.
3826 * i386.c (symbolic_operand): Allow 64bit PIC references.
3827 (pic_symbolic_operand): Likewise.
3828 (ix86_find_base_term): Strip the 64bit PIC references.
3829 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3830 (legitimize_pic_address): Likewise.
3831 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3832 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3834 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3836 * stringpool.c (get_identifier_with_length): New function.
3837 * tree.h (get_identifier_with_length): New prototype.
3839 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3840 David Edelsohn <edelsohn@gnu.org>
3843 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3844 already sign-extended.
3846 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3847 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3849 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3850 (output_profile_hook): Declare label_name const.
3851 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3852 to match constraints.
3854 2001-09-19 Stan Shebs <shebs@apple.com>
3856 * alias.c: Fix typos in comments.
3857 * sched-rgn.c (init_ready_list): Ditto.
3858 * unwind-dw2.c (uw_frame_state_for): Ditto.
3859 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3860 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3861 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3863 2001-09-19 Richard Henderson <rth@redhat.com>
3865 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3867 * Makefile.in (cfg.o): Depend on TM_P_H.
3869 2001-09-19 Richard Henderson <rth@redhat.com>
3871 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3872 (local_symbolic_operand): ... here.
3873 (small_symbolic_operand): Check mode.
3874 (global_symbolic_operand): New.
3875 (input_operand): Reject symbolics if explicit relocs.
3876 (call_operand): Tidy.
3877 (alpha_legitimize_address): Use movdi_er_high_g.
3878 (alpha_expand_mov): Likewise.
3879 * config/alpha/alpha-protos.h: Update.
3880 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3881 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3882 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3883 (UNSPECV_LDGP2): Remove.
3884 (all call patterns): Use 's' not 'i' for symbolic constraint.
3885 (call_osf call_value_osf): Use call_operand.
3886 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3887 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3888 (prologue_ldgp_1_er): Remove.
3889 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3890 (builtin_setjmp_receiver_er patterns): Use them.
3891 (exception_receiver_er): Likewise.
3893 2001-09-19 Richard Henderson <rth@redhat.com>
3895 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3897 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3898 and NON_LOCAL_GOTO notes.
3899 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3900 copy over CALL_INSN_FUNCTION_USAGE.
3902 2001-09-18 Catherine Moore <clm@redhat.com>
3904 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3907 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3909 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3910 new-style tm_file specification. Specify correct tm_p_file,
3911 md_file, and out_file for s390x.
3913 * config/s390/linux.h, linux64.h: Don't include other target
3914 macro header files. Now handled via tm_file.
3916 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3917 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3918 are defined before use.
3920 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3922 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3923 code generation only for Gnu assembler.
3925 2001-09-18 Catherine Moore <clm@redhat.com>
3927 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3929 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3931 * config/mips/mips.c (mips_frame_set): New.
3932 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3933 a parallel frame-related expression with a set for each register.
3935 2001-09-18 Philip Blundell <philb@gnu.org>
3937 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3940 2001-09-17 Dale Johannesen <dalej@apple.com>
3942 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3943 * config/rs6000/aix.h (FIXED_R2): Define.
3944 * config/rs6000/darwin.h (FIXED_R2): Define.
3945 * config/rs6000/sysv4.h (FIXED_R2): Define.
3947 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3949 * except.c (dw2_build_landing_pads): New local
3950 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3951 barrier after clobbers. Fixes c++/4012.
3953 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3955 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3957 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3959 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3960 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3962 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3964 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3967 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3969 * cpphash.h (_cpp_lex_direct): New.
3970 * cpplex.c (_cpp_lex_token): Update.
3971 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3972 and increment that pointer.
3973 * cppmacro.c (alloc_expansion_token): New.
3974 (lex_expansion_token): Lex macro expansion directly into
3977 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3979 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3981 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3983 * basic-block.h (free_bb_for_insn): Declare.
3984 * bb-reorder.c (label_for_bb): Use block_label.
3985 (emit_jump_to_block_after): Remove.
3986 (insert_intra_1): Do not update block_for_insn.
3987 (insert_inter_bb_scope_notes): Likewise; update bb->end
3988 * cfg.c (free_bb_for_insn): New.
3989 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3990 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3991 (commit_one_edge_insertion): Likewise.
3992 (commit_one_edge_insertion): Do not update BB boundary.
3993 (commit_edge_insertions): Do not call compute_bb_for_insn.
3994 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3995 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3996 (merge_blocks_move_successor_nojumps): Likewise.
3997 (try_crossjump_to_edge): Do not update block_for_insn.
3998 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3999 * df.c (df_pattern_emit_later): Do not update BB boundary.
4000 (df_jump_pattern_emit_after): Likewise.
4001 (df_insn_move_before): Use emit_insn_before.
4002 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4004 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4005 boundaries and basic_block_for_insn.
4006 (reorder_insns_nobb): Rename from reorder_insns.
4007 (reorder_insns): New.
4008 (emit_block_insn_before, emit_block_insn_after): Kill.
4009 * flow.c (check_function_return_warnings): Do not call
4010 compute_bb_for_insn; Do not free basic_block_for_insn.
4011 (attempt_auto_inc): Do not update basic_block_for_insn.
4012 * function.c (emit_return_into_block): Likewise;
4013 do not update BB boundaries.
4014 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4015 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4016 (pre_insert_copy_insn): Likewise.
4017 (update_ld_motion_notes): Likewise.
4018 (insert_insn_start_bb): Likewise.
4019 (replace_store_insn): Likewise.
4020 * ifcvt.c (noce_process_if_block): Likewise.
4021 (if_convert): Do not call compute_bb_for_insn.
4022 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4023 Use emit_insn_before and emit_insn_after.
4024 * recog.c (split_all_insns): Do not update BB boundaries;
4025 Do not call compute_bb_for_insn.
4026 (peephole2_optimize): Do not update BB boundaries.
4027 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4029 (emit_swap_insn): Likewise.
4030 (convert_regs_1): Likewise.
4031 * reload1.c (reload): Call compute_bb_for_insn.
4032 * rtl.h (reorder_insns_nobb): Declare.
4033 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4034 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4035 at places CFG is invalidated; do not call compute_bb_for_insn.
4037 * cfg.c (expunge_block): Invalidate BB structure.
4039 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4042 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4044 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4046 * cpphash.h (_cpp_lex_token): Update prototype.
4047 * cpplex.c (_cpp_lex_token): New prototype.
4048 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4049 lex_macro_node, read_flag, do_pragma_poison): Update.
4050 * cppmacro.c (cpp_get_token, parse_params,
4051 lex_expansion_token): Update.
4053 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4055 * cppmain.c (scan_translation_unit): Don't worry about
4056 putting a space after hashes.
4057 * cpplib.c (directive_diagnostics): New.
4058 (_cpp_handle_directive): Update to use directive_diagnostics.
4059 (run_directive): Don't toggle prevent_expansion.
4060 (do_line): Backup in case of the line extension.
4061 * cpplib.h (cpp_lexer_pos): Remove.
4062 * cppmacro.c (_cpp_create_definition): Precede a leading #
4065 2001-09-15 Richard Henderson <rth@redhat.com>
4067 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4069 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4071 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4073 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4075 PR preprocessor/3571
4076 * tradcpp.c (handle_directive): Skip non-vertical space.
4078 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4080 * cppmain.c (setup_callbacks): Set line callback only
4081 if outputting preprocessed source.
4083 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4085 * collect2.c (main): Const-ification.
4086 * gcc.c (translate_options, process_command): Use xstrdup in
4087 lieu of xmalloc/strcpy.
4088 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4090 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4092 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4095 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4097 * scan-decls.c (scan_decls): Fix typo.
4099 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4101 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4102 Split mlstring_pos into mls_line and mls_col.
4103 * cppinit.c (cpp_create_reader): Initialize line to 1.
4104 (cpp_destroy): Free tokenruns.
4105 (push_include): Don't update lexer_pos.
4106 * cpplex.c (unterminated, parse_string): Update.
4107 (lex_token): Don't update lexer_pos, update.
4108 * cpplib.c (if_stack): Save line instead of line + col.
4109 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4110 push_conditional, _cpp_pop_buffer): Update.
4111 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4112 (_cpp_create_definition): Update.
4114 2001-09-15 Eric Christopher <echristo@redhat.com>
4116 * config/mips/abi64.h: Add support for MEABI.
4118 2001-09-15 Eric Christopher <echristo@redhat.com>
4120 * config/mips/mips.md: Add unspec #2.
4122 (reload_outdi): Ditto.
4123 (reload_outsi): Ditto.
4126 2001-09-15 Eric Christopher <echristo@redhat.com>
4127 Jason Eckhardt <jle@redhat.com>
4129 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4130 * config/mips/isa32-linux.h: New file.
4131 * config/mips/isa3264.h: Ditto.
4132 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4133 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4134 (output_block_mode): Support MEABI.
4135 (function_arg): Ditto. Fix floating point arg passing.
4136 (mips_va_start): Ditto.
4137 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4139 (mips_asm_file_start): Add new section to pass abi to gdb.
4140 (function_arg_pass_by_reference): Support MEABI.
4141 (mips_parse_cpu): Support mips32 and mips64 processors.
4142 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4143 TARGET_MIPS5KC. Support isa32 and isa64.
4144 (processor_type): Add r4kc, r5kc, r20kc.
4145 (GENERATE_MULT3_SI): New.
4146 (GENERATE_MULT3_DI): Ditto.
4147 (GENERATE_MULT3): Remove.
4148 (ISA_HAS_64BIT_REGS): Add isa == 64.
4149 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4150 (ISA_HAS_MADD_MSUB): New.
4151 (ISA_HAS_CLZ_CLO): Ditto.
4152 (ISA_HAS_DCLZ_DCLO): Ditto.
4153 (ABI_GAS_ASM_SPEC): New.
4154 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4157 (SUBTARGET_CC1_SPEC): Ditto.
4158 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4159 (PAD_VARARGS_DOWN): Support MEABI.
4160 (HARD_REGNO_NREGS): Move to mips.c.
4161 (ASM_OUTPUT_IDENT): Add #undef.
4162 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4163 (mulsi3): Use GENERATE_MULT3_SI.
4164 (mulsi3_mult3): Ditto. Support mips32, mips64.
4165 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4166 (mul_sub_si): New pattern.
4167 (unnamed splitters): New.
4168 (muldi3): Use GENERATE_MULT3_DI.
4169 (muldi3_internal2): Ditto.
4170 (movdicc): Support mips32.
4171 * config/mips/t-isa3264: New file.
4173 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4175 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4176 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4177 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4179 * reorg.c (fill_slots_from_thread): After call to
4180 steal_delay_list_from_target, update own_thread as new_thread may
4183 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4185 * cpperror.c (print_location): Take line and column, for
4186 default positioning use the previously lexed token.
4187 (_cpp_begin_message): Take line and column.
4188 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4189 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4190 * cpphash.h (_cpp_begin_message): Update prototype.
4191 * cppinit.c (push_include): Don't set output line.
4192 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4193 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4194 (do_pragma): Kludge for front ends. Don't expand macros at all.
4195 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4196 (struct cpp_token): Remove output_line.
4197 (struct cpp_callbacks): New member line_change.
4198 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4199 cpp_get_token): Preserve BOL flag.
4200 (cpp_get_line): Remove.
4201 (_cpp_backup_tokens): Remove useless abort().
4202 * cppmain.c (cb_line_change): New.
4203 (scan_translation_unit): Don't worry about starting new lines here.
4204 * scan-decls.c (scan_decls): Update.
4205 * c-lex.c (c_lex, init_c_lex): Update.
4206 (cb_line_change, src_lineno): New.
4208 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4210 * tree.c (append_random_chars): Generate the random
4211 characters in a reproducable fashion.
4213 2001-09-14 Richard Henderson <rth@redhat.com>
4215 * config/i386/i386.c (internal_label_prefix): New.
4216 (internal_label_prefix_len): New.
4217 (override_options): Set them.
4218 (local_symbolic_operand): New.
4219 (legitimate_pic_address_disp_p): Use it.
4220 (legitimize_pic_address): Likewise.
4222 2001-09-14 Marc Espie <espie@openbsd.org>
4224 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4227 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4229 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4230 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4232 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4234 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4235 invocation of SUBREG_REGNO_OFFSET.
4237 * haifa-sched.c: Fix typo in FSF copyright statement.
4238 * sched-deps.c: Fix typo in FSF copyright statement.
4239 * sched-ebb.c: Fix typo in FSF copyright statement.
4240 * sched-rgn.c: Fix typo in FSF copyright statement.
4241 * sched-vis.c: Fix typo in FSF copyright statement.
4243 * config.gcc: Move inclusion of arm elf specific header files
4244 from the files themselves into the tm_file variable. Make
4245 sure that elfos.h is included before target specific elf
4247 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4249 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4250 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4251 ASM_OUTPUT_CASE_LABEL): Protect definition.
4252 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4253 not already defined.
4254 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4255 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4256 Remove duplicate definition.
4257 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4258 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4259 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4260 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4261 Remove inclusion of arm/elf.h.
4262 * config/arm/unknown-elf.h: as for conix-elf.h.
4263 (STARTFILE_SPEC): Include crti.o and crtn.o.
4264 * config/arm/linux-elf.h: as for conix-elf.h.
4265 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4266 * config/arm/strongarm-elf.h: Remove inclusion of
4268 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4269 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4270 unknown-elf.h and elf.h.
4271 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4272 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4273 ASM_WEAKEN_LABEL): Remove redundant definition.
4274 * config/arm/elf.h: Test for inclusion of elfos.h
4275 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4276 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4277 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4278 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4279 redundant definition.
4280 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4281 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4282 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4283 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4284 Add rules to build crti.o and crtn.o
4285 * crti.asm: New file.
4286 * crtn.asm: New file.
4288 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4290 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4291 * cpphash.h (struct tokenrun): Add prev.
4292 (struct lexer_state): Remove bol.
4293 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4294 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4296 * cppinit.c (cpp_create_reader): Don't set bol.
4297 (cpp_destroy): Don't free lookaheads.
4298 * cpplex.c (lex_directive): Remove.
4299 (next_tokenrun): Update.
4300 (_cpp_lex_token): Clean up logic.
4301 (lex_token): Update to return a pointer to lexed token, since it
4302 can move to the start of the buffer. Simpify newline handling.
4303 * cpplib.c (SEEN_EOL): Update.
4304 (skip_rest_of_line): Remove lookahead stuff.
4305 (end_directive): Line numbers are already incremented. Revert
4306 to start of lexed token buffer if we can.
4307 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4308 parse_answer): Use _cpp_backup_tokens.
4309 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4310 instead. Don't check for EOL.
4311 (do_include_common, do_line, do_pragma_system_header): Use
4313 * cpplib.h (BOL, _cpp_backup_tokens): New.
4314 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4315 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4316 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4317 (builtin_macro): Don't use cpp_get_line.
4318 (cpp_get_line): Short term kludge.
4319 (parse_arg): Handle directives in arguments here. Back up when
4320 appropriate. Store EOF at end of argument list.
4321 (funlike_invocation_p): Use _cpp_backup_tokens.
4322 (push_arg_context): Account for EOF at end of list.
4323 (cpp_get_token): Remove lookahead stuff. Update.
4325 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4327 * c-parse.in (yyerror): Const-ification and/or static-ization.
4328 * c-typeck.c (push_member_name): Likewise.
4329 * collect2.c (main): Likewise.
4330 * dbxout.c (dbxout_parms): Likewise.
4331 * diagnostic.c (format_with_decl): Likewise.
4332 * dwarf2out.c (output_ranges): Likewise.
4333 * dwarfout.c (fundamental_type_code): Likewise.
4334 * except.c (dw2_output_call_site_table): Likewise.
4335 * gcc.c (do_spec_1): Likewise.
4336 * genopinit.c (optabs): Likewise.
4337 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4338 gen_declaration_1, handle_impent): Likewise.
4339 * protoize.c (default_include, in_system_include_dir, abspath):
4341 * sched-vis.c (visualize_stall_cycles): Likewise.
4342 * sdbout.c (plain_type_1, sdbout_end_function,
4343 sdbout_end_epilogue): Likewise.
4344 * varasm.c (decode_reg_name): Likewise.
4346 * 1750a.c (mod_regno_adjust): Likewise.
4347 * alpha.c (alpha_write_one_linkage,
4348 unicosmk_output_default_externs): Likewise.
4349 * arm.c (arm_condition_codes): Likewise.
4350 * arm.h (arm_condition_codes): Likewise.
4351 * avr.c (output_movsisf, encode_section_info): Likewise.
4352 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4354 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4355 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4356 * m88k.c (output_function_profiler): Likewise.
4357 * mips.c (mips_output_conditional_branch): Likewise.
4358 * ns32k.c (ns32k_out_reg_names): Likewise.
4359 * ns32k.h (ns32k_out_reg_names): Likewise.
4360 * pj.c (pj_output_rval): Likewise.
4361 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4362 * sparc.c (sparc_flat_function_prologue,
4363 sparc_flat_function_epilogue): Likewise.
4365 2001-09-13 Markus Werle <numerical.simulation@web.de>
4366 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4368 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4369 Aachen University of Technology".
4371 2001-09-13 Andreas Schwab <schwab@suse.de>
4373 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4376 2001-09-13 Richard Henderson <rth@redhat.com>
4378 * config/alpha/alpha.c (small_symbolic_operand): New.
4379 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4380 (some_operand, input_operand): Don't handle HIGH.
4381 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4382 (alpha_expand_mov): Likewise.
4383 (print_operand) [H]: Just print HIGH symbol.
4384 (print_operand_address): Handle small data.
4385 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4386 (TARGET_SWITCHES): Add -msmall-data/large-data.
4387 (PIC_OFFSET_TABLE_REGNUM): New.
4388 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4389 (PREDICATE_COES): Update.
4390 * config/alpha/alpha.md (adddi_er_high): New.
4391 (adddi_er_low): Handle small data.
4392 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4393 prefer .sdata to .rodata.
4394 (SELECT_RTX_SECTION): Likewise.
4396 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4398 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4399 defining __size_t and leaving size_t undefined.
4401 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4403 * basic-block.h (expunge_block): Declare.
4404 * cfg.c (expunge_block): Remove static declaration.
4406 2001-09-12 Richard Henderson <rth@redhat.com>
4408 * integrate.c (copy_insn_list): Copy label name from
4409 NOTE_INSN_DELETED_LABEL.
4411 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4413 * c-common.c (c_tree_code_name): Const-ification.
4414 * c-decl.c (c_decode_option): Likewise.
4415 * c-typeck.c (warn_for_assignment): Likewise.
4416 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4418 * cppinit.c (output_deps): Likewise.
4419 * dependence.c (dependence_string, direction_string): Likewise.
4420 * dwarf2out.c (output_ranges): Likewise.
4421 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4422 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4423 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4424 standard_startfile_prefix, standard_startfile_prefix_1,
4425 standard_startfile_prefix_2, tooldir_base_prefix,
4426 standard_bindir_prefix, find_a_file): Likewise.
4427 * genattrtab.c (make_length_attrs): Likewise.
4428 * gencheck.c (tree_codes): Likewise.
4429 * genemit.c (gen_split): Likewise.
4430 * genrecog.c (special_mode_pred_table): Likewise.
4431 * graph.c (graph_ext): Likewise.
4432 * protoize (default_include): Likewise.
4433 * reload.c (reload_when_needed_name): Likewise.
4434 * sched-vis.c (visualize_stall_cycles): Likewise.
4435 * tlink.c (recompile_files): Likewise.
4436 * toplev.c (decode_g_option): Likewise.
4437 * tradcpp.c (output_deps): Likewise.
4438 * varasm.c (decode_reg_name): Likewise.
4440 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4443 * avr.c (avr_regnames, encode_section_info): Likewise.
4444 * c4x.c (float_reg_names): Likewise.
4445 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4446 * elfos.h (const_section): Likewise.
4447 * i386.c (ix86_comp_type_attributes): Likewise.
4448 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4449 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4450 * ia64.c (type_names): Likewise.
4451 * m68hc11.c (reg_class_names): Likewise.
4452 * m88k.c (m_options): Likewise.
4453 * mips.c (mips_output_conditional_branch, mips_unique_section):
4455 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4456 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4457 ultra_code_names): Likewise.
4458 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4460 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4462 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4463 Use --fatal-warnings option for gas.
4464 * configure: Rebuilt.
4466 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4468 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4470 2001-09-11 Jim Wilson <wilson@redhat.com>
4472 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4474 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4476 * builtins.c (c_strlen): Treat an offset too large for a
4477 HOST_WIDE_INT as out of range.
4479 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4481 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4482 (EDGE_CRITICAL_P): New predicate.
4483 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4485 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4486 (dump_edge_info): Remove "crit".
4487 * cfganal.c (mark_critical_edges): Kill.
4488 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4489 * cfgcleanup.c (cleanup_cfg): Likewise.
4490 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4491 (find_spanning_tree): Likewise.
4492 * reg-stack.c (convert_regs_1): Likewise.
4493 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4495 * basic-block.h (create_basic_block_structure): New.
4496 (create_basic_block): Update prototype.
4497 (force_nonfallthru): New.
4498 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4499 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4500 handle updating of block_for_insn, creating of empty BBs and BBs at
4501 the end of INSN chain.
4502 (create_basic_block): New function.
4503 (split_block): Use create_basic_block.
4504 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4505 (redirect_edge_and_branch_force): ... here.
4506 (force_nonfallthru): New.
4507 (split_edge): Rewrite to use force_nonfallthru and create_block.
4508 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4509 (find_basic_blocks): Free basic_block_for_insn.
4510 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4512 * cfg.c: Fix formating.
4513 * cfgcleanup.c: Fix formating.
4514 (merge_blocks, tail_recursion_label_p): Return bool.
4515 (merge_blocks_move_predecessor_nojumps,
4516 merge_blocks_move_successor_nojumps): Return void.
4518 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4520 * configure.in: Check whether assembler supports section merging.
4521 * config.in: Rebuilt.
4522 * configure: Rebuilt.
4523 * varasm.c (variable_section, output_constant_pool): Pass alignment
4524 to SELECT_SECTION and SELECT_RTX_SECTION.
4525 (mergeable_string_section): New.
4526 (mergeable_constant_section): New.
4527 (default_elf_asm_named_section): Output SECTION_MERGE and
4528 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4529 * output.h (mergeable_string_section): New.
4530 (mergeable_constant_section): New.
4531 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4532 * toplev.c (flag_merge_constants): New.
4533 (f_options): Add -fmerge-constants and -fmerge-all-constants
4535 (toplev_main): Default to -fno-merge-constants if not optimizing.
4536 * flags.h (flag_merge_constants): Add extern.
4537 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4538 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4540 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4541 Define if assembler has working .subsection -1 support.
4542 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4543 Put constant into special SHF_MERGE sections if the linker should
4544 attempt to merge duplicates.
4545 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4547 Put constant into special SHF_MERGE sections if the linker should
4548 attempt to merge duplicates.
4549 * config/alpha/elf.h: Likewise.
4550 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4551 has working .subsection -1 support.
4552 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4554 * config/svr3.h: Likewise.
4555 * config/darwin.h: Likewise.
4556 * config/arm/aof.h: Likewise.
4557 * config/arm/linux-elf.h: Likewise.
4558 * config/avr/avr.h: Likewise.
4559 * config/c4x/c4x.h: Likewise.
4560 * config/d30v/d30v.h: Likewise.
4561 * config/i386/dgux.h: Likewise.
4562 * config/i386/osfrose.h: Likewise.
4563 * config/i386/sco5.h: Likewise.
4564 * config/i386/svr3gas.h: Likewise.
4565 * config/ia64/aix.h: Likewise.
4566 * config/m32r/m32r.h: Likewise.
4567 * config/m68k/m68k.h: Likewise.
4568 * config/m88k/dgux.h: Likewise.
4569 * config/m88k/m88k.h: Likewise.
4570 * config/mcore/mcore-pe.h: Likewise.
4571 * config/mips/mips.h: Likewise.
4572 * config/pa/pa.h: Likewise.
4573 * config/pa/pa-linux.h: Likewise.
4574 * config/romp/romp.h: Likewise.
4575 * config/rs6000/sysv4.h: Likewise.
4576 * config/rs6000/xcoff.h: Likewise.
4577 * config/s390/linux.h: Likewise.
4578 * config/sparc/sparc.h: Likewise.
4579 * config/sparc/sysv4.h: Likewise.
4580 * config/stormy16/stormy16.h: Likewise.
4581 * config/v850/v850.h: Likewise.
4582 * config/vax/vms.h: Likewise.
4583 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4584 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4585 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4586 default_elf_asm_named_section for SHF_MERGE sections.
4588 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4590 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4593 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4595 * c-common.c (split_specs_attrs): Allow for empty attributes with
4596 empty TREE_PURPOSE. Fixes PR c/4294.
4598 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4600 * basic-block.h (cached_make_edge, make_single_succ): New.
4601 (make_edge): Remove first parameter.
4602 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4603 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4604 created edge; use obstack allocation.
4605 (make_edge, make_single_succ_edge): New.
4606 (first_removed_edge): New static variable.
4607 (init_flow): Initialize first_removed_edge and n_edges.
4608 (clear_edges): Use remove_edge.
4609 (flow_delete_block): Likewise.
4610 (remove_edge): Add removed edges to the removed edges list.
4611 (split_block, redirect_edge_and_branch_force, split_edge):
4613 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4614 (add_noreturn_fake_exit_edges): Likewise.
4615 (connect_infinite_loops_to_exit): Liekwise.
4616 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4617 Use cached_make_edge.
4618 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4619 * profile.c (branch_prob): Update make_edge call.
4620 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4622 2001-09-11 Richard Henderson <rth@redhat.com>
4624 * config/alpha/alpha.c: Tidy formatting.
4625 (local_symbolic_operand): Verify mode.
4626 (alpha_sa_mask): Ignore unicos for eh_return.
4627 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4628 * config/alpha/alpha.md (umk divsi patterns): Remove.
4629 (extendsfdf2): Remove unicos check.
4630 (tablejump): Merge vms and unicos code; always use direct set
4633 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4635 * config.gcc (alpha*-*-unicosmk*): New target.
4637 * config/alpha/alpha-protos.h (symbolic_operand,
4638 unicosmk_add_call_info_word, unicosmk_add_extern,
4639 unicosmk_defer_case_vector, unicosmk_unique_section,
4640 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4641 unicosmk_asm_file_start, unicosmk_asm_file_end,
4642 unicosmk_output_common): Declare.
4644 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4645 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4646 alpha_does_function_need_gp, alpha_end_function): Support Cray
4648 (alpha_init_machine_status, alpha_mark_machine_status,
4649 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4650 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4651 unicosmk_asm_named_section, unicosmk_insert_attributes,
4652 unicosmk_section_type_flags, symbolic_operand,
4653 unicosmk_output_module_name, unicosmk_output_default_externs,
4654 unicosmk_output_dex, unicosmk_output_externs,
4655 unicosmk_output_addr_vec, unicosmk_ssib_name,
4656 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4657 unicosmk_asm_file_end, unicosmk_output_common,
4658 unicosmk_section_type_flags, unicosmk_unique_section,
4659 unicosmk_add_call_info_word, unicosmk_text_section,
4660 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4661 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4662 unicosmk_dex_count, unicosmk_special_name): New.
4663 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4664 TARGET_ABI_UNICOSMK.
4665 (get_aligned_mem, alpha_expand_unaligned_load,
4666 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4667 alpha_expand_unaligned_store_words): Support big-endian mode.
4668 (print_operand): Likewise. New format specifier 't'. Use
4669 TARGET_AS_SLASH_BEFORE_SUFFIX.
4670 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4671 (alpha_pv_save_size): Update with above change.
4672 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4673 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4676 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4677 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4678 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4679 (EXTRA_CONSTRAINT): New constraint 'U'.
4680 (PREDICATE_CODES): Add symbolic_operand.
4682 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4683 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4684 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4685 (integer division and modulus patterns): Split in default and
4687 (*divmodsi_internal, *divmoddi_internal): Disable for
4688 TARGET_ABI_UNICOSMK.
4689 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4690 little-endian and big-endian versions.
4691 (ext, ins, msk): Likewise.
4692 (extv, extzv, insv): Support big-endian mode.
4693 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4694 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4695 *tablejump_umk_internal, *call_value_umk): New.
4696 (*movdi_nofix): Add pattern for loading an address into a register on
4697 TARGET_ABI_UNICOSMK.
4698 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4699 (umk_mismatch_args, arg_home_umk): New.
4700 (various insns): Don't use mov, fmov, nop, fnop and unop.
4701 (realign): Support TARGET_ABI_UNICOSMK.
4703 * config/alpha/unicosmk.h: New file.
4704 * config/alpha/t-unicosmk: New file.
4706 * fixinc/inclhack.def (unicosmk_restrict): New.
4707 * fixinc/fixincl.x: Regenerate.
4709 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4710 (wchar_t): Check for and define __WCHAR_T__.
4712 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4714 * combine.c (simplify_shift_const): Treat shifts by the mode
4717 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4719 * cpphash.h (struct tokenrun): New.
4720 (struct cpp_context): New member bol.
4721 (struct cpp_reader): New members.
4722 (_cpp_init_tokenrun): New.
4723 * cppinit.c (cpp_create_reader): Set up the token runs.
4724 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4725 (lex_token): New internalised version of _cpp_lex_token. Don't
4726 handle directives or the multiple include opimisation here any
4727 more. Simply lex a token.
4728 * cpplib.c (run_directive): Clear bol.
4729 (_cpp_pop_buffer): Set bol.
4730 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4733 2001-09-11 Michael Meissner <meissner@redhat.com>
4735 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4736 give an error if the user uses -mfp32.
4737 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4739 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4740 floating point register size.
4741 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4743 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4744 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4746 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4747 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4749 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4751 * dbxout.c (dbxout_parms): Fix typo in comment.
4752 * unroll.c (loop_find_equiv_value): Ditto.
4753 * toplev.c (rest_of_compilation): Ditto.
4754 * loop.c (scan_loop): Ditto.
4755 * dwarf2out.c (struct dw_fde_struct): Ditto.
4757 2001-09-10 Zack Weinberg <zackw@panix.com>
4759 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4760 copying identifier when we're just going to throw it away.
4761 (parse_identifier_slow): New routine to handle abnormal cases.
4762 (_cpp_lex_token): Update call site.
4764 * hashtable.c (ht_lookup): Don't assume that the string we've
4765 been given is NUL-terminated.
4766 * system.h: #define __builtin_expect(a, b) to (a) if not
4769 2001-09-10 Michael Meissner <meissner@redhat.com>
4771 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4774 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4776 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4778 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4780 * builtins.c (c_getstr): Correct thinko in last change and further
4783 2001-09-10 Tim Freeman <tim@fungibole.com>
4785 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4786 into varray's and register them as roots with the garbage
4787 collector so they are not collected too soon.
4789 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4791 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4793 * basic-block.h (flow_obstack, label_value_list,
4794 tail_recursion_label_list): Declare
4795 (tidy_fallthru_edges): Declare.
4796 (expunge_block, last_loop_beg_note): Delete.
4797 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4799 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4800 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4801 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4802 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4803 expunge_block, flow_delete_block, compute_bb_for_insn,
4804 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4805 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4806 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4807 try_redirect_by_replacing_jump, last_loop_beg_note,
4808 redirect_edge_and_branch, redirect_edge_and_branch_force,
4809 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4810 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4811 commit_edge_insertions, dump_flow_info, debug_flow_info,
4812 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4813 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4814 Move here from flow.c
4815 * cfganal.c: New file.
4816 (forwarder_block_p, can_fallthru, mark_critical_edges,
4817 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4818 find_unreachable_blocks, create_edge_list, free_edge_list,
4819 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4820 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4821 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4822 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4823 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4824 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4825 Move here from flow.c
4826 * cfgbuild.c: New file
4827 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4828 make_edges, find_basic_blocks_1, find_basic_blocks,
4829 find_sub_basic_blocks): Move here from flow.c
4830 * cfgcleanup.c: New file.
4831 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4832 merge_blocks_move_predecessor_nojumps,
4833 merge_blocks_move_successor_nojumps, merge_blocks,
4834 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4835 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4836 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4838 * cfgloop.c: New file
4839 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4840 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4841 flow_loop_exit_edges_find, flow_loop_nodes_find,
4842 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4843 flow_loop_tree_node_add, flow_loops_tree_build,
4844 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4845 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4846 Move here from flow.c
4847 * flow.c: Remove everything moved elsewhere
4848 * output.h (cleanup_cfg): Return bool.
4850 * bb-reorder.c (reorder_block_def): Remove 'index'.
4851 (insert_intra_1): Add argument BB, set block for new note.
4852 (make_reorder_chain): Do not depdent on BB indexes.
4853 (make_reorder_chain_1): Do not use BB indexes.
4854 (label_for_bb): Likewise; set BB for new insn.
4855 (emit_jump_to_block_after): Likewise.
4856 (fixup_reoder_chain): Sanity check that all basic blocks
4857 are chained; verify newly created insn chain; remove
4858 undocnitional jump simplifying; Do not use BB indexes;
4859 properly initialize count and frequency information;
4860 dump reordered sequence.
4861 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4862 (insert_inter_bb_scope_notes): Set block for new insn.
4863 (reorder_basic_blocks): Dump flow info before reoredering.
4865 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4867 * alias.c (clear_reg_alias_info): Use K&R format definition.
4868 Avoid unsigned warning.
4869 * builtins.c: Use "unsigned int", not "unsigned".
4870 (target_char_cast): Use host_integerp and tree_low_cst.
4871 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4872 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4873 (c_getstr): Likewise.
4874 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4875 (builtin_memcpy_read_str): Avoid unsigned warning.
4876 (expand_builtin_memcpy): Alignments are unsigned.
4877 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4878 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4879 * predict.c (expensive_function_p): LIMIT now unsigned.
4880 * resource.c (mark_target_live_regs): Make some vars unsigned.
4881 * sdbout.c: Use "unsigned int", not "unsigned".
4882 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4883 (sdbout_source_line): Likewise.
4884 (sdbout_record_type_name): Remove "const" for NAME declaration.
4885 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4887 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4889 * calls.c (store_one_arg): Expand comment.
4891 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4893 * calls.c (store_one_arg): Make sure that the entire argument is
4894 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4896 2001-09-09 Richard Henderson <rth@redhat.com>
4898 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4900 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4902 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4904 2001-09-09 Richard Henderson <rth@redhat.com>
4906 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4907 (alpha_this_literal_sequence_number): New.
4908 (alpha_this_gpdisp_sequence_number): New.
4909 (some_operand, input_operand): Add HIGH.
4910 (local_symbolic_operand): New.
4911 (alpha_encode_section_info): New.
4912 (alpha_legitimate_address_p): Allow LO_SUM.
4913 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4914 (alpha_expand_mov): Likewise.
4915 (secondary_reload_class): Check memory_operand not general_operand
4917 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4918 (alpha_expand_unaligned_store): Likewise.
4919 (alpha_expand_unaligned_load_words): Likewise.
4920 (alpha_expand_unaligned_store_words): Likewise.
4921 (alpha_expand_block_clear): Likewise.
4922 (print_operand): Handle %#, %*, %H.
4923 (print_operand_address): Handle LO_SUM.
4925 (alpha_does_function_need_gp): Use it.
4926 (alpha_expand_block_move): Fix signed compare warnings.
4927 (alpha_sa_mask, alpha_align_insns): Likewise.
4928 * config/alpha/alpha-protos.h: Update.
4929 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4930 (MASK_EXPLICIT_RELOCS): New.
4931 (TARGET_SWITCHES): Add -mexplicit-relocs.
4932 (EXTRA_CONSTRAINT): Add 'T'.
4933 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4934 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4935 (ENCODE_SECTION_INFO): Out line.
4936 (REDO_SECTION_INFO_P): New.
4937 (STRIP_NAME_ENCODING): New.
4938 (ASM_OUTPUT_LABELREF): New.
4939 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4940 (PREDICATE_CODES): Update.
4941 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4942 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4943 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4944 builtin_setjmp_receiver_er, exception_receiver_1_er,
4945 call_value_osf_1_er): New patterns.
4946 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4947 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4948 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4949 (FINAL_PRESCAN_INSN): New.
4951 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4953 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4955 2001-09-08 Andreas Jaeger <aj@suse.de>
4957 * i386.h (TARGET_SWITCHES): Fix description.
4959 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4961 * rs6000.c (num_insns_constant): Compute number of instructions
4964 * doc/install.texi: Explain AIX exception handling work-around.
4965 Update URL for AIX fixes.
4967 2001-09-07 Jim Wilson <wilson@redhat.com>
4969 * alias.c (clear_reg_alias_info): New.
4970 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4971 * rtl.h (clear_reg_alias_info): Declare.
4973 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4975 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4977 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4978 (m16m,edivm,emulm): Change declaration to match definition.
4980 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4982 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4983 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4986 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4988 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4989 which have no corresponding C type.
4990 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4991 the representation of 64-bit doubles to work with 64-bit ints.
4993 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4995 * config/mips/mips.c (override_options): Do not override ISA when ABI
4996 specified if MIPS_CPU_STRING_DEFAULT was specified.
4998 2001-09-07 Richard Henderson <rth@redhat.com>
5000 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5001 (express_from_1): Wrap lines.
5002 * rtlanal.c (commutative_operand_precedence): Rename from
5003 operand_preference; export.
5004 * rtl.h: Declare it.
5005 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5006 (simplify_binary_operation): Invoke simplify_plus_minus on
5007 (CONST (PLUS ...)) as well.
5008 (struct simplify_plus_minus_op_data): New.
5009 (simplify_plus_minus_op_data_cmp): New.
5010 (simplify_plus_minus): Use them. Avoid infinite recursion with
5011 simplify_binary_operation wrt CONST.
5013 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5015 * h8300-protos.h (general_operand_dst_push): Remove.
5016 * h8300.c (general_operand_dst_push): Likewise.
5017 * h8300.h (OK_FOR_T): Likewise.
5018 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5019 * h8300.md (pushqi_h8300): New.
5020 (pushqi_h8300hs): Likewise.
5022 (pushhi_h8300): Likewise.
5023 (pushhi_h8300hs): Likewise.
5026 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5028 * genattrtab.c (attr_printf): First arg is unsigned.
5029 Clean up formatting of callers.
5031 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5033 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5036 2001-09-07 Andreas Jaeger <aj@suse.de>
5038 * i386.h (TARGET_SWITCHES): Fix descriptions.
5040 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5042 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5044 2001-09-06 Ira Ruben <ira@apple.com>
5046 Remove OP_IDENTIFIER.
5047 * tree.def (OP_IDENTIFIER): Remove.
5048 * tree.c (tree_node_kind enum): Remove op_id_kind.
5049 (tree_node_kind_names): Remove "op_identifiers".
5050 (make_node): Remove OP_IDENTIFIER test.
5051 (build_op_identifier): Removed because it isn't being used.
5052 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5053 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5055 2001-09-06 Richard Henderson <rth@redhat.com>
5057 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5059 2001-09-06 Richard Henderson <rth@redhat.com>
5061 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5064 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5066 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5067 number used for CR register.
5069 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5070 Joern Rennecke (amylaar@cygnus.com)
5072 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5073 * h8300.c (initial_offset): Handle offset between RP and FP.
5074 (h8300_return_addr_rtx): New function.
5075 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5077 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5078 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5079 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5080 (CAN_ELIMINATE, REGISTER_NAMES):
5081 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5083 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5085 Remove TYPE_NONCOPIED_PARTS.
5086 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5087 (struct tree_type): Remove noncopied_parts.
5088 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5089 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5090 (fixed_type_p): Remove.
5091 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5092 (expand_expr, MODIFY_EXPR): Likewise.
5093 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5094 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5096 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5098 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5100 (mask64_operand): Likewise.
5101 (includes_rldic_lshift_p): Likewise.
5102 (includes_rldicr_lshift_p): Likewise.
5104 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5106 * objc/objc-act.c (build_message_expr): If a class method cannot
5107 be found, do not issue a warning if a corresponding instance
5108 method exists in the root class.
5110 2001-09-05 Richard Henderson <rth@redhat.com>
5112 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5114 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5116 * function.c (ggc_mark_struct_function): Mark f->outer.
5117 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5118 * integrate.c (output_inline_function): ... not here.
5120 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5122 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5124 * i386.c (size_cost): New static variable.
5125 (override_function): Use size_cost when -Os is specified.
5127 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5128 properly; Use current_function_calls_eh_return.
5129 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5130 use leave to avoid depdendancy chain.
5132 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5133 get BB loop_depth instead of computing it from LOOP notes.
5135 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5137 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5139 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5140 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5141 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5143 2001-09-05 Jeffrey A Law (law@cygnus.com)
5144 Jason Merrill (jason@redhat.com)
5146 * stor-layout.c (layout_type): Complain if an array's size can
5147 not be represented in a size_t.
5149 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5151 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5153 * gcc.c: (process_command) Add parentheses around assignment
5154 used as truth value.
5156 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5158 * config/mips/mips.c (save_restore_insns): Don't mark any register
5159 save slots as unchanging if current_function_calls_eh_return.
5161 2001-09-05 Richard Henderson <rth@redhat.com>
5163 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5164 * config/alpha/alpha-protos.h: Declare it.
5165 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5166 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5167 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5168 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5169 (REG_OK_FOR_BASE_P): Select one of the above.
5171 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5173 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5174 (crti.o): Prefix name of object file with $(T).
5177 2001-09-05 David S. Miller <davem@redhat.com>
5179 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5180 * config/sparc/linux64.h: Likewise.
5182 2001-09-05 Andreas Jaeger <aj@suse.de>
5184 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5185 available anymore, remove the documentation.
5186 (i386 Options): Fix typo, cleanup index entries.
5188 * prefix.c (concat): Remove, we can use the version from liberty.
5190 2001-09-05 Richard Henderson <rth@redhat.com>
5192 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5193 New functions split out of md file expanders.
5194 * config/alpha/alpha-protos.h: Declare them.
5195 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5197 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5199 * cppmacro.c (funlike_invocation_p): No need to restore context.
5201 2001-09-04 Richard Henderson <rth@redhat.com>
5203 * reload.c (push_reload): Export.
5204 * reload.h (push_reload): Declare it.
5206 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5207 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5208 * config/alpha/alpha.c (alpha_legitimize_address): New.
5209 (alpha_legitimize_reload_address): Likewise.
5210 * config/alpha/alpha-protos.h: Declare them.
5212 2001-09-04 Stan Shebs <shebs@apple.com>
5214 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5215 * config/darwin.c (machopic_stub_name): Account for internally
5216 generated lib calls such as memcpy.
5218 2001-09-04 Richard Henderson <rth@redhat.com>
5220 * unwind.h (_UA_END_OF_STACK): New flag.
5221 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5223 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5225 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5227 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5229 * config/mips/mips.c (save_restore_insns): Change base_offset to
5230 fp_offset in second call to mips_emit_frame_related_store.
5232 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5234 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5235 sometimes be represented as a NOTE of type
5236 NOTE_INSN_DELETED_LABEL.
5237 (Insns): Document NOTE_INSN_DELETED_LABEL.
5239 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5241 * c-common.h (tree_dump_index): Add more comments.
5242 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5243 (dump_option_value_info): New struct.
5244 (dump_options): New array.
5245 (dump_switch_p): Parse switch options symbolically.
5246 * doc/invoke.texi (-fdump-ast): Rename to ...
5247 (-fdump-tree): ... here. Document that options are symbolic, and
5248 not all are applicable.
5250 2001-09-04 David S. Miller <davem@redhat.com>
5252 * config/sparc/sparc.md (define_splits): Kill constraints.
5254 Cleanup redundant and unused insn attributes.
5255 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5256 binary, and move. Mark ialu as default.
5257 (commented out define_function_unit "alu"): Kill.
5258 (define_attr "use_clobbered"): Kill.
5259 (whole file): Kill address insn type references. Replace
5260 all unary/binary/move references with ialu.
5261 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5262 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5265 Simplify length insn attribute and make more judicious use
5266 of insn attribute defaulting.
5267 * config/sparc/sparc.md (all insns with length > one): Mark as
5268 insn type multi if real instructions, else use default if
5269 it is a forced splitter.
5270 (all insns with length == one): Use default insn length.
5271 (all insns of type ialu): Use default insn type.
5273 Fix erroneous insn attribute settings.
5274 (addx): Set insn type to misc.
5275 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5276 const_umulsidi3_sp64): Set insn type to imul.
5278 Track SFmode vs DFmode insns according to UltraSPARC
5280 * config/sparc/sparc.md ("fptype"): New attribute, default
5282 (all DFmode single insns): Mark as fptype "double".
5284 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5286 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5288 2001-09-03 Richard Henderson <rth@redhat.com>
5290 * function.h (struct function): Add arg_pointer_save_area_init.
5291 * function.c (expand_function_end): Init arg_pointer_save_area.
5292 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5293 when called from a nested function.
5295 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5297 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5300 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5302 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5304 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5306 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5307 (emit_push_insn): Use specified padding direction when
5308 STACK_PUSH_CODE is POST_INC.
5310 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5312 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5314 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5316 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5318 * cppinit.c (cpp_start_read): Free the imacros list as we
5319 traverse it. Don't free the chains before returning.
5320 (_cpp_push_next_buffer): Only try pushing buffers if we've
5321 completed -imacros handling.
5323 2001-08-31 Eric Christopher <echristo@redhat.com>
5325 * gcc.c (handle_braces): Add explaination for abort.
5327 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5329 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5330 move adjustment of bitpos instead.
5332 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5334 * function.c: Remove all_functions. Make outer_function_chain
5336 (init_function_start): Don't add new function structure to
5338 (find_function_data, push_function_context_to,
5339 pop_function_context_from, put_var_into_stack,
5340 trampoline_address): Update for changed structure element names.
5341 (push_function_context_to): Disentangle.
5342 (free_after_compilation): Also free F.
5343 (expand_dummy_function_end): Don't free cfun here.
5344 (put_var_into_stack): Comment why we can't use find_function_data here.
5345 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5346 (mark_function_chain): Split into maybe_mark_struct_function and
5347 ggc_mark_struct_function. Export the latter.
5348 (init_function_once): Mark from cfun and outer_function_chain;
5351 * function.h (struct function): Kill next_global. Rename next
5352 to outer. All users updated to match.
5353 (all_functions, outer_function_chain): Don't declare.
5355 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5356 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5357 don't touch f->inlinable, after calling rest_of_compilation.
5359 * tree.h: Forward-declare struct function. Prototype
5360 ggc_mark_struct_function.
5362 2001-08-31 Kazu Hirata <kazu@hxi.com>
5364 * config/h8300/h8300.md (*andorhi3): Fix typos.
5366 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5368 * calls.c (emit_library_call_value): Don't use a fixed
5369 argument after VA_CLOSE, i.e. out of scope in traditional C.
5371 * emit-rtl.c (gen_rtvec): Likewise.
5373 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5375 * Makefile.in (c-pragma.o): Depend on output.h.
5376 (reorg.o): Depend on except.h.
5378 * c-pragma.c: Include output.h.
5380 * reorg.c: Include except.h.
5382 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5384 2001-08-31 Richard Henderson <rth@redhat.com>
5386 * sched-deps.c (add_dependence): Don't elide dependency if the
5387 conditional used by insn is modified in elem.
5389 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5391 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5393 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5395 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5398 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5400 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5402 (stormy16_asm_out_constructor): New function.
5403 (TARGET_ASM_CONSTRUCTOR): Define.
5404 (TARGET_ASM_DESTRUCTOR): Define.
5406 2001-08-31 Andreas Jaeger <aj@suse.de>
5408 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5409 * loop.c (add_label_notes): Likewise.
5410 * reload.c (find_reloads): Likewise.
5411 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5413 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5415 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5416 code here. Take _Unwind_{W,Sw}ord*.
5417 (read_encoded_value_with_base): Use them.
5418 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5420 (extract_cie_info): Simplify read_?leb128 handling.
5421 (execute_stack_op, execute_cfa_program): Likewise.
5422 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5424 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5426 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5427 the frame pointer to pop the stack if convenient.
5429 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5430 Don't use post-increment before combine.
5431 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5432 a call-saved register.
5434 2001-08-31 Andreas Jaeger <aj@suse.de>
5436 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5439 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5441 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5442 not DIV/MOD, of course.
5444 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5446 * rtl.def: Undo my patch commited 2001-08-27.
5448 * genattrtab.c: Ditto.
5452 * sched-int.h: Ditto.
5454 * target-def.h: Ditto.
5458 * haifa-sched.c: Ditto.
5460 * sched-rgn.c: Ditto.
5462 * sched-vis.c: Ditto.
5464 * Makefile.in: Ditto.
5466 * doc/md.texi: Ditto.
5468 * doc/tm.texi: Ditto.
5470 * doc/contrib.texi: Ditto.
5472 * doc/gcc.texi: Ditto.
5474 * genattrtab.h: Remove it.
5476 * genautomata.c: Remove it.
5478 * genattr.c: Undo my patch and Richard Henderson's patch commited
5481 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5483 * config.gcc (h8300-*-elf*): New case.
5484 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5485 (SUBTARGET_CPP_SPEC): Define.
5486 (EXTRA_SPECS): Define.
5487 (SUBTARGET_EXTRA_SPECS): Define.
5488 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5489 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5491 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5493 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5494 (LIB2FUNCS_EXTRA): Define.
5495 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5496 config/h8300/fixunssfsi.c: New file.
5498 2001-08-30 Kazu Hirata <kazu@hxi.com>
5500 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5501 define_expand to accommodate target-specific attributes.
5502 (anonymous zero_extendqihi2 patterns): New.
5504 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5506 * h8300.md (*andorhi3): New pattern.
5508 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5510 * h8300.c (dosize): Fix test for "sub".
5512 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5514 * c-typeck.c (pointer_diff): Try to eliminate common term before
5517 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5519 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5520 Account for the saves of the FP registers.
5522 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5523 (TEXT_SECTION_ASM_OP): Define.
5524 (INIT_SECTION_ASM_OP): Define.
5525 (FINI_SECTION_ASM_OP): Define.
5526 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5527 (RDATA_SECTION_FUNCITON): Provide prototype.
5529 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5531 * reload1.c (move2add_note_store): Correct typo checking for
5534 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5536 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5537 note should not be considered outside the libcall block.
5539 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5541 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5543 2001-08-29 Kazu Hirata <kazu@hxi.com>
5545 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5547 2001-08-29 Kazu Hirata <kazu@hxi.com>
5549 * config/h8300/h8300-protos.h: Add a prototype for
5551 * config/h8300/h8300.c (emit_logical_op): New.
5552 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5559 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5561 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5562 comparison with rtx INTVAL.
5563 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5565 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5567 2001-08-29 Kazu Hirata <kazu@hxi.com>
5569 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5572 2001-08-29 Kazu Hirata <kazu@hxi.com>
5574 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5575 (reg n) to (mem (pre_dec (reg n))
5576 (anonymous movsi pattern): Likewise.
5578 2001-08-29 Kazu Hirata <kazu@hxi.com>
5580 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5582 2001-08-29 Kazu Hirata <kazu@hxi.com>
5584 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5585 several special constants.
5587 2001-08-29 Kazu Hirata <kazu@hxi.com>
5589 * config/h8300/lib1funcs.asm: Fix comment typos.
5591 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5593 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5594 Fix format specifier warnings.
5596 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5597 inet_makeaddr, semctl): Prototype.
5599 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5600 (save_restore_insns): Use base_offset, not gp_offset.
5602 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5603 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5605 2001-08-29 Richard Henderson <rth@redhat.com>
5607 * bb-reorder.c (function_tail_eff_head): New.
5608 (record_effective_endpoints): Set it.
5609 (fixup_reorder_chain): Use it.
5611 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5613 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5615 2001-08-28 Dale Johannesen <dalej@apple.com>
5617 * config/darwin.c (machopic_function_base_name): Add const
5618 qualifier to a string.
5619 (darwin_encode_section_info): Ditto.
5621 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5623 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5624 function definition.
5626 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5628 * df.h (struct df): Add rts_order variable.
5630 * df.c (df_visit_next_rts): New function.
5631 (df_visit_next): Renamed to df_visit_next_rc
5632 (df_analyse_1): Allocate/compute/free rts_order as well.
5633 (df_rd_global_compute): Use df_visit_next_rc instead of
5635 (df_ru_global_compute): Use df_visit_next_rts instead of
5638 * flow.c (flow_reverse_top_sort_order_compute): New function.
5640 * basic-block.h: Add prototype.
5642 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5644 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5645 blocks, the BB_REACHABLE is now set, rather than aux being
5646 non-NULL. Update the test to reflect this.
5648 2001-08-28 Eric Christopher <echristo@redhat.com>
5650 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5651 config/mips/crti.asm: Ditto.
5653 2001-08-28 Eric Christopher <echristo@redhat.com>
5654 Richard Henderson <rth@redhat.com>
5656 * c-pragma.h (add_weak): Move prototype from here...
5657 * output.h (add_weak): ... to here.
5658 * varasm.c (add_weak): Fix typo.
5659 * config/mips/crti.asm: New file.
5660 * config/mips/crtn.asm: Ditto.
5661 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5662 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5663 (INVOKE__main): Ditto.
5664 (INIT_SECTION_ASM_OP): New.
5665 (FINI_SECTION_ASM_OP): Ditto.
5666 (STARTFILE_SPEC): Add crti.
5667 (ENDFILE_SPEC): Add crtn.
5668 * config/mips/elf64.h: Same.
5669 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5671 * config/mips/vxworks.h: Ditto.
5672 * config/mips/t-elf: Support crti and crtn.
5674 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5676 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5679 2001-08-28 Richard Henderson <rth@redhat.com>
5681 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5682 (one_cmplbi2 splitter): Remove redundant test.
5684 2001-08-28 Dale Johannesen <dalej@apple.com>
5686 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5688 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5690 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5692 2001-08-28 Stan Shebs <shebs@apple.com>
5694 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5695 (UNALIGNED_SHORT_ASM_OP): Define.
5696 (UNALIGNED_INT_ASM_OP): Define.
5698 2001-08-28 Will Cohen <wcohen@redhat.com>
5700 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5701 generation for first set.
5703 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5705 * flow.c (redirect_edge_succ_nodup): Return new edge.
5706 (try_simplify_condjump): Use new edge.
5707 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5709 * cse.c (cse_basic_block): Skip note instructions.
5711 2001-08-27 Richard Henderson <rth@redhat.com>
5713 * combine.c (combine_simplify_rtx): Don't reverse condition
5714 if there is no reverse for the condition.
5715 (simplify_comparison): Don't simplify subregs from INT to FP.
5717 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5718 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5719 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5720 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5721 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5722 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5724 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5726 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5727 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5729 (adddi_dilshr32, adddi_dishl32): Only data register can be
5730 source for mem destination.
5732 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5733 and use bitnum to decide about register move.
5735 2001-08-27 Richard Henderson <rth@redhat.com>
5737 * genattr.c (main): Emit state_t even when not doing scheduling.
5739 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5740 Richard Henderson <rth@redhat.com>
5742 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5743 (reg_avail_info, current_bb): ... these.
5744 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5745 (compute_hash_table): Likewise.
5747 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5749 * flow.c (verify_flow_info): Use checksums to verify edges.
5751 2001-08-27 Richard Henderson <rth@redhat.com>
5753 * genautomata.c (expand_automata): Always create a description.
5755 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5757 * optabs.c (expand_binop): Correctly handle the carry in multiword
5758 add/subtract operations.
5760 2001-08-27 Fred Fish <fnf@be.com>
5762 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5765 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5767 * reload.c (find_reloads_toplev): Back out this change:
5769 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5771 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5772 mem if the address is a mode_dependent_address_p.
5774 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5776 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5777 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5778 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5781 * genattr.c (main): New variable num_insn_reservations. Increase
5782 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5783 pipeline hazard recognizer interface.
5785 * genattrtab.h: New file.
5787 * genattrtab.c: Include genattrtab.h.
5788 (attr_printf, check_attr_test, make_internal_attr,
5789 make_numeric_value): Move protypes into genattrtab.h. Define them
5791 (num_dfa_decls): New global variable.
5792 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5793 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5794 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5795 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5797 * genautomata.c: New file.
5799 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5801 * sched-int.h: (curr_state): Add the external definition for
5802 automaton pipeline interface.
5803 (haifa_insn_data): Add comments for members blockage and units.
5805 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5806 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5807 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5808 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5809 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5810 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5811 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5813 (TARGET_SCHED): Use the new macros.
5815 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5816 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5817 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5818 dfa_bubble): New members in gcc_target.sched.
5820 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5821 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5822 (insn_queue): Redefine it as pointer to array.
5823 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5825 (max_insn_queue_index_macro_value): New variable.
5826 (curr_state, dfa_state_size, ready_try): New varaibles for
5827 automaton interface.
5828 (ready_element, ready_remove, max_issue): New function prototypes
5829 for automaton interface.
5830 (choose_ready): New function prototype.
5831 (insn_unit, blockage_range): Add comments.
5832 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5833 FUNCTION_UNITS_SIZE == 0.
5834 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5835 actual_hazard, potential_hazard): Add comments.
5836 (insn_cost): Use cost -1 as undefined value. Remove
5837 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5839 (ready_element, ready_remove): New functions for automaton
5841 (schedule_insn): Add new code for automaton pipeline interface.
5842 (queue_to_ready): Add new code for automaton pipeline interface.
5843 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5844 (debug_ready_list): Print newline when the queue is empty.
5845 (max_issue): New function for automaton pipeline interface.
5846 (choose_ready): New function.
5847 (schedule_block): Add new code for automaton pipeline interface.
5848 Print ready list before scheduling each insn.
5849 (sched_init): Add new code for automaton pipeline interface.
5850 Initiate insn cost by -1.
5851 (sched_finish): Free the current automaton state and finalize
5852 automaton pipeline interface.
5854 * sched-rgn.c: Include target.h.
5855 (init_ready_list, new_ready, debug_dependencies): Add new code for
5856 automaton pipeline interface.
5858 * sched-vis.c: Include target.h.
5859 (get_visual_tbl_length): Add code for automaton interface.
5860 (target_units, print_block_visualization): Add comments.
5862 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5863 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5864 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5865 (getruntime.o, genautomata.o): New entries.
5866 (genattrtab.o): Add new dependency file genattrtab.h.
5867 (genattrtab): Add new dependencies. Link it with `libm.a'.
5868 (getruntime.o, hashtab.o): New entries for canadian cross.
5870 * doc/md.texi: Description of automaton based model.
5872 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5874 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5875 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5876 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5877 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5878 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5879 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5880 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5882 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5883 MAX_DFA_ISSUE_RATE): New macro descriptions.
5885 * doc/contrib.texi: Add dfa based scheduler contribution.
5887 * doc/gcc.texi: Add more information about genattrtab.
5889 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5891 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5894 2001-08-27 Richard Henderson <rth@redhat.com>
5896 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5897 (get_arg_pointer_save_area): New. Create an init it here.
5898 (fix_lexical_addr): Use it.
5899 * function.h: Declare it.
5900 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5901 * stmt.c (expand_nl_goto_receiver): Use it.
5903 2001-08-27 Richard Henderson <rth@redhat.com>
5905 * final.c (final_scan_insn): Don't enter APP_ON mode for
5908 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5909 alignment for assemble_integer for DW_EH_PE_aligned.
5910 * except.c (output_function_exception_table): Likewise.
5912 2001-08-26 Andreas Jaeger <aj@suse.de>
5914 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5916 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5918 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5920 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5922 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5924 (mask64_operand): Likewise.
5925 (rldic_operand): Delete.
5926 (includes_lshift64_p): Delete.
5927 (includes_rldic_lshift_p): New function.
5928 (includes_rldicr_lshift_p): New function.
5929 (print_operand): Don't call rldic_operand in case 'W'.
5930 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5931 (includes_lshift64_p): Remove.
5932 (includes_rldic_lshift_p): Declare.
5933 (includes_rldicr_lshift_p): Declare.
5934 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5935 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5936 Replace match_operand rldic_operand predicate with
5937 const_int_operand. Replace includes_lshift64_p condition with
5938 includes_rldic_lshift_p.
5939 <ashldi3_internal 64 bit rldicr patterns>: New.
5941 2001-08-27 Andreas Jaeger <aj@suse.de>
5943 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5944 * errors.c: Likewise.
5945 * final.c: Likewise.
5946 * dwarf2asm.c: Likewise.
5947 * doprint.c (checkit): Likewise.
5948 * diagnostic.c: Likewise.
5949 * collect2.c: Likewise.
5950 * calls.c: Likewise.
5951 * c-semantics.c (build_stmt): Likewise.
5952 * c-format.c (status_warning): Likewise.
5953 * c-errors.c (pedwarn_c99): Likewise.
5954 * builtins.c (validate_arglist): Likewise.
5955 * config/pj/pj.c (pj_printf): Likewise.
5956 * fix-header.c: Likewise.
5958 * gcov.c (fnotice): Likewise.
5959 * gensupport.c (message_with_line): Likewise.
5960 * mips-tfile.c: Likewise.
5961 * protoize.c (notice): Likewise.
5962 * read-rtl.c (fatal_with_file_and_line): Likewise.
5963 * rtl-error.c: Likewise.
5964 * tradcpp.c: Likewise.
5966 * cp/tree.c (build_min_nt): Likewise.
5967 (build_min): Likewise.
5968 * cp/lex.c: Likewise.
5969 * cp/errfn.c: Likewise.
5970 * cp/rtti.c (create_pseudo_type_info): Likewise.
5972 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5974 * df.c (df_uses_record): Return after recording all uses
5977 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5979 * df.c (df_insn_modify): Realloc the INSN table here, if
5980 necessary, here, too.
5982 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5984 * config/mips/mips.c (mips_function_value): Handle complex return
5987 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5989 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5991 * reload.c (make_memloc): Copy result if it is still
5992 reg_equiv_memory_loc[regno] on return.
5993 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5994 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5995 reg_equiv_mem are modified by the substitutions.
5997 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5999 * predict.c (expensive_function_p): New.
6000 * rtl.h (expensive_function_p): Declare.
6001 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6002 (use_fast_prologue_epilogue): New static variable.
6003 (expand_prologue): Set it; emit short prologues if unset.
6004 (expand_epilogue): Likewise.
6006 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6008 * config.gcc: Add stormy16-*-elf case.
6009 * config/stormy16/stormy-abi: New file.
6010 * config/stormy16/stormy16-lib2.c: New file.
6011 * config/stormy16/stormy16-protos.h: New file.
6012 * config/stormy16/stormy16.c: New file.
6013 * config/stormy16/stormy16.h: New file.
6014 * config/stormy16/stormy16.md: New file.
6015 * config/stormy16/t-stormy16: New file.
6017 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6019 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6021 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6023 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6024 descriptor members are pointer size, not constant 4.
6025 * config/rs6000/rs6000.md (define_splits): Remove more unused
6028 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6030 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6032 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6034 * cp/rtti.c (VPARAMS): Fix parameter.
6036 2001-08-24 Zack Weinberg <zackw@panix.com>
6038 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6040 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6042 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6043 in if controlling use of insv.
6044 (extract_bit_field): Likewise, for extv and extzv.
6046 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6048 * i386.md (movcc peep2): Fix load of 0.
6050 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6052 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6053 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6055 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6057 * c-pragma.h: Move weak_syms and weak_decls...
6058 * varasm.c: ...here. Now static.
6059 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6060 depend on HANDLE_PRAGMA_WEAK.
6062 * c-common.c (c_alignof, c_alignof_expr): Move here...
6063 * c-typeck.c: ...from here.
6064 * c-tree.h, c-common.h: Adjust.
6066 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6068 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6069 instead of incrementing it.
6071 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6072 asm ready, don't try to move them all into the same array element.
6074 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6076 * function.c (thread_prologue_and_epilogue_insns): Avoid
6077 fallthru flag on edge to exit.
6079 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6081 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6084 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6086 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6087 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6088 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6091 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6093 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6094 replace "GNU CC" with "GCC".
6096 2001-08-23 Richard Henderson <rth@redhat.com>
6098 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6099 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6100 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6101 Need GR between FR and not GR_AND_FR.
6102 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6103 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6104 AR regs before GR regs.
6105 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6106 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6107 (REGISTER_MOVE_COST): Update.
6108 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6110 2001-08-23 Richard Henderson <rth@redhat.com>
6112 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6115 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6117 * reload1.c (emit_reload_insns): Don't look for notes
6118 on a NULL store_insn.
6120 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6122 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6123 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6124 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6125 format specifier warnings.
6126 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6128 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6130 * config/i386/i386-protos.h: Correct declaration of
6131 i386_pe_asm_named_section.
6133 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6135 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6137 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6139 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6141 * cpperror.c (print_location): Don't show _Pragma.
6142 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6143 and file change callback generation here.
6144 (stack_include_file): Update use of cpp_push_buffer.
6145 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6146 (struct cpp_buffer): Remove type, pfile members.
6147 * cppinit.c (cpp_handle_option): Use free_chain.
6148 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6149 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6150 a cpp_reader rather than a cpp_buffer.
6151 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6152 skip_line_comment, parse_string, lex_percent, lex_dot,
6153 _cpp_lex_token): Update accordingly.
6154 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6156 (cpp_push_buffer): Update prototype.
6157 (run_directive): Update use of cpp_push_buffer.
6158 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6159 handle_assertion): Update use of run_directive.
6160 * cpplib.h (enum cpp_buffer_type): Remove.
6161 (cpp_push_buffer): Update prototype.
6162 * fix-header.c (read_scan_file): Update.
6164 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6166 * gcc.c (struct prefix_list): Change prefix to const char *.
6168 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6170 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6172 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6174 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6177 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6180 * ifcvt.c (dead_or_predicable): Adjust.
6181 * loop.c (find_and_verify_loops): Adjust.
6182 * stmt.c (expand_end_case): Adjust.
6183 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6184 head and end insn pointers in the basic block, not just local copies.
6185 (merge_blocks_move_predecessor_nojumps): Likewise.
6187 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6189 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6190 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6191 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6192 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6193 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6194 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6195 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6196 conditions.h, config.gcc, configure.frag, configure.in,
6197 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6198 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6199 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6200 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6201 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6202 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6203 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6204 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6205 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6206 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6207 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6208 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6209 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6210 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6211 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6212 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6213 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6214 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6215 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6216 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6217 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6218 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6219 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6220 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6221 params.h, predict.c, predict.def, predict.h, prefix.c,
6222 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6223 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6224 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6225 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6226 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6227 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6228 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6229 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6230 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6231 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6232 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6233 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6234 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6235 xcoffout.h: replace "GNU CC" with "GCC".
6237 2001-08-21 Richard Henderson <rth@redhat.com>
6239 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6240 (final_scan_insn): Consider jump tables data even if we have no
6241 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6243 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6244 (ASM_OUTPUT_CASE_END): Remove.
6245 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6246 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6247 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6249 2001-08-21 Richard Henderson <rth@redhat.com>
6251 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6252 at barrier insns. Emit stop bits before barriers.
6254 * flow.c (flow_find_cross_jump): Don't consider unconditional
6255 return insns for commoning.
6257 * final.c (compute_alignments): Fix typo.
6259 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6260 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6261 (store_bit_field): Use mode_for_extraction more places.
6262 (extract_bit_field): Likewise.
6264 2001-08-21 Zack Weinberg <zackw@panix.com>
6266 * caller-save.c: Don't include insn-codes.h.
6267 (reg_save_code, reg_restore_code): Make arrays of int.
6268 All uses updated to match.
6269 (insert_save, insert_restore): No need to initialize "code"
6270 variable upon declaration.
6271 * Makefile.in: update dependencies; fix typo in clean rule.
6273 2001-08-21 Richard Henderson <rth@redhat.com>
6275 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6276 (merge_if_block): Handle fallout from same.
6278 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6280 * builtins.c (type_to_class): Fix typo in last change.
6282 2001-08-21 Richard Henderson <rth@redhat.com>
6284 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6285 ia64_asm_output_label.
6287 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6288 copy of gp while the real gp register contains garbage.
6290 2001-08-21 Zack Weinberg <zackw@panix.com>
6292 * expmed.c (mode_for_extraction): New function.
6293 (store_bit_field, extract_bit_field): Use it.
6294 * expr.h: Prototype it and provide an enum for its first argument.
6296 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6297 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6298 and digging through the insn_data tables.
6299 * Makefile.in: Update dependencies.
6301 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6303 * cppfiles.c (stack_include_file): line-map.c now handles include
6305 (handle_missing_handler): Similarly.
6306 (_cpp_execute_include): Similarly.
6307 (_cpp_pop_file_buffer): Similarly.
6308 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6309 buffer_stack_depth and include_depth.
6310 * cpplib.c (do_include_common): line-map.c now handles include depth.
6311 (cpp_push_buffer): Similarly.
6312 (_cpp_pop_buffer): Similarly.
6313 * cppmacro.c (builtin_macro): Update.
6314 * line-map.c (init_line_maps): Set depth.
6315 (add_line_map): Increment "used" earlier. Update and use the
6317 (trace_include): Use the include depth.
6318 * line-map.h (struct line_maps): New member depth.
6320 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6322 * cppfiles.c (stack_include_file): Don't handle -H here.
6323 * cppinit.c (cpp_start_read): Set include tracing after
6324 cpp_post_options and after stacking the main file.
6325 * line-map.c (trace_include): New.
6326 (init_line_maps, add_line_map): Update.
6327 * line-map.h (struct line_maps): New member trace_includes.
6329 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6331 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6332 * cppfiles.c (stack_include_file): Only stack a file if there
6333 is something to do. Return a boolean indicating whether a
6334 buffer was stacked or not.
6335 (_cpp_execute_include): Similarly.
6336 (_cpp_read_file): Similarly.
6337 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6339 2001-08-21 Sam Steingold <sds@gnu.org>
6341 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6342 (RECACHE): keep obufp_before_macroname up to date
6344 2001-08-21 Zack Weinberg <zackw@panix.com>
6346 * stmt.c: Don't include insn-codes.h.
6347 (expand_end_case): Machine specific logic moved to expr.c.
6348 No need to worry about __builtin_classify_type.
6349 (check_for_full_enumeration_handling, emit_case_nodes):
6352 * builtins.o (expand_builtin_classify_type): Split up so code
6353 can be shared with fold_builtin_classify_type.
6354 (type_to_class, fold_builtin_classify_type): New functions.
6355 (fold_builtins): Handle __builtin_classify_type.
6357 * expr.c (do_tablejump): Now static.
6358 (case_values_threshold, try_casesi, try_tablejump): New;
6359 code mostly from stmt.c (expand_end_case).
6360 (expr.h): Update prototypes.
6362 * Makefile.in (stmt.o): Update dependencies.
6364 2001-08-21 Will Cohen <wcohen@redhat.com>
6366 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6367 declaration of variable i.
6368 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6369 declaration of variable i.
6371 2001-08-21 Richard Henderson <rth@redhat.com>
6373 * crtstuff.c: Fix thinko last change. Move list tails to start
6374 of CRT_END section. Tidy ifdefs.
6375 (__EH_FRAME_BEGIN__): Always static for ELF.
6376 (__do_global_ctors_1): Rename from __frame_dummy.
6377 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6378 name change; don't hide __EH_FRAME_BEGIN__.
6380 2001-08-21 Richard Henderson <rth@redhat.com>
6382 * gdbinit.in: Move break on exit after break on fancy_abort.
6384 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6387 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6389 * cpphash.h (_cpp_push_next_buffer): New.
6390 * cppinit.c (do_includes): Remove.
6391 (push_include, free_chain, _cpp_push_next_buffer): New.
6392 (cpp_start_read): Use them to rework command line option handling.
6393 (cpp_handle_option): Combine handling of -include and -imacros.
6394 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6395 appropriate. Always insert missing \n at EOF.
6396 * cpplib.c (start_directive): Get the directive position right.
6397 * cppmain.c (cb_file_change): Always print the first line, unless
6400 2001-08-20 Andreas Jaeger <aj@suse.de>
6402 * profile.c (compute_branch_probabilities): Remove extra new-line
6404 * flow.c (verify_flow_info): Likewise.
6406 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6408 * basic-block.h (basic_block): Add new field 'flags'.
6409 (BB_REACHABLE): Define.
6410 (expunge_block): Declare.
6411 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6412 (EXIT_BLOCK_PTR): Ditto.
6413 (expunge_block): Remove static declaration.
6414 (cleanup_cfg): Clear bb->aux on every basic block.
6415 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6416 computing reachability.
6417 (delete_unreachable_blocks): Delete block b if b->flags has
6420 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6422 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6424 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6426 * sparc.c (sparc_variable_issue): Fix typo in last change.
6428 2001-08-20 Richard Henderson <rth@redhat.com>
6430 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6432 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6434 * pa.h (RETURN_IN_MEMORY): Improve comment.
6436 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6438 * doc/invoke.texi (Profiling options): Clarify the interactions
6439 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6441 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6443 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6446 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6448 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6451 2001-08-20 Richard Henderson <rth@redhat.com>
6453 * final.c (end_final): Fix typo last change.
6455 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6457 * cppinit.c (init_standard_includes): The returned buffer
6458 is already malloc-ed.
6459 * gcc.c (add_prefix): Similarly.
6460 * prefix.c (translate_name): Update to support clear buffer
6462 (update_path): Similarly. Be sure to free any newly allocated
6463 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6465 * prefix.h (update_path): Update prototype and document.
6466 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6467 up and update to new buffer ownership rules.
6468 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6470 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6472 * final.c (compute_alignments): New function.
6473 (init_insn_lengths): Do not care label_align.
6474 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6475 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6476 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6477 (shorted_branches): Realloc label_align array; do
6478 not call init_insn_lengths; Do not care about loop alignments.
6479 * output.h (compute_alignments): Declare.
6480 * toplev.c (rest_of_compilation): Call compute_alignments.
6481 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6483 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6484 change visited to tovisit.
6485 (propagate_freq): Use faster traversing algorithm.
6486 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6487 to tovisit; reverse meaning.
6489 * predict.c (struct block_info_def): Remove nvisited.
6490 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6491 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6493 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6495 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6496 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6497 (TARGET_FUSED_MADD): New.
6498 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6499 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6500 the multiply-add instructions.
6502 2001-08-19 Richard Henderson <rth@redhat.com>
6504 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6505 is aligned to pointer size.
6507 2001-08-19 Richard Henderson <rth@redhat.com>
6509 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6510 display markers during final schedule.
6512 2001-08-19 Richard Henderson <rth@redhat.com>
6514 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6516 2001-08-19 Richard Henderson <rth@redhat.com>
6518 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6520 (ASM_NAME_TO_STRING): Remove.
6521 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6522 in the same string. Remove support for expressions.
6524 2001-08-19 Richard Henderson <rth@redhat.com>
6526 * config/i386/i386.md (tablejump): Make an expander; handle
6527 pic relative addressing here.
6528 (tablejump_1): Rename from tablejump_pic.
6531 2001-08-19 Richard Henderson <rth@redhat.com>
6533 * regclass.c (fix_register): Fix typo.
6535 2001-08-18 Richard Henderson <rth@redhat.com>
6537 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6538 (struct _Unwind_Context): Expand br_loc to hold it.
6539 (uw_frame_state_for): Handle leaf functions better.
6540 (uw_update_reg_address): Update for br_loc change.
6542 2001-08-18 Richard Henderson <rth@redhat.com>
6544 * crtstuff.c: Move list heads before code that uses them.
6545 (__JCR_LIST__): Remove initial null.
6546 (frame_dummy, __frame_dummy): Do java registration here ...
6547 (__do_global_ctors_aux): ... not here.
6549 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6550 (__do_global_dtors_aux): Update to match.
6551 (__JCR_LIST__, __do_jv_register_classes): New.
6553 * config/ia64/crtend.asm (__JCR_END__): New.
6554 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6555 instead of an indirect LTOFF22 reloc.
6557 2001-08-18 Richard Henderson <rth@redhat.com>
6559 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6560 * regclass.c (init_reg_sets_1): Fix typo.
6561 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6562 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6563 (ia64_compute_frame_size): Make ar.unat live when in use.
6564 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6565 for ar.pfs; remove ar.unat handling.
6566 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6568 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6569 * config/ia64/ia64-protos.h: Update decls.
6570 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6571 (sibcall_pic): Likewise.
6573 2001-08-18 Richard Henderson <rth@redhat.com>
6575 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6576 pred_rel_mutex when searching for insn_group_barrier.
6577 * config/ia64/ia64.md (cycle_display): Combine the expander
6580 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6581 bit before asm as needed.
6583 2001-08-18 Richard Henderson <rth@redhat.com>
6585 * timevar.def (TV_MACH_DEP): New.
6586 * toplev.c (rest_of_compilation): Use it.
6587 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6589 2001-08-18 Zack Weinberg <zackw@panix.com>
6591 * unwind-dw2.c (execute_stack_op): Add default aborts to
6592 the inner switches to prevent warnings.
6594 2001-08-18 Richard Henderson <rth@redhat.com>
6596 * timevar.h (struct timevar_time_def): Change element type to float.
6597 (ticks_to_msec, clocks_to_msec): Likewise.
6598 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6599 (get_time): Likewise.
6600 (timevar_print): Adjust zero check and printing to match.
6602 2001-08-18 Zack Weinberg <zackw@panix.com>
6604 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6605 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6606 Eliminate overfull or underfull hboxes.
6608 2001-08-18 Zack Weinberg <zackw@panix.com>
6610 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6612 2001-08-18 Zack Weinberg <zackw@panix.com>
6614 * haifa-sched.c: Convert to target hooks. Macros replaced
6615 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6616 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6617 MD_SCHED_FINISH, and HAVE_cycle_display.
6618 * target-def.h (TARGET_SCHED_ADJUST_COST,
6619 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6620 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6621 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6622 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6623 New hook #defines to be overridden.
6624 (TARGET_SCHED): Bring them all together.
6625 (TARGET_INITIALIZER): Update.
6626 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6627 instead of 'struct rtx_def *' throughout.
6628 (struct sched): New set of hooks for the scheduler.
6629 * Makefile.in (haifa-sched.o): Depend on target.h.
6630 * doc/tm.texi: Document the new scheduler hooks, together in
6631 their own section, instead of scattered around.
6632 Fix a bunch of underfull/overfull hboxes.
6634 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6635 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6636 sparc.h: Don't define any of the old scheduler macros.
6638 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6639 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6640 sparc.c: Create hook functions from code extracted from
6641 corresponding target header, or make existing hooks static, as
6642 appropriate. Set the appropriate entries in targetm.
6644 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6645 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6646 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6647 Remove prototypes for functions which are now static.
6649 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6650 related gunk; the Haifa scheduler is now the only choice.
6652 2001-08-18 Zack Weinberg <zackw@panix.com>
6654 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6655 * genopinit.c: Put floating point divide insns in sdiv_optab.
6656 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6657 * config/gofast.h, config/c4x/c4x.h,
6658 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6659 config/pa/long_double.h, config/rs6000/sysv4.h,
6660 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6661 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6662 (init_optabs): Use init_optabv for overflow-trapping optabs.
6663 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6664 cmp_optab RTX codes so have_insn_for can find them.
6666 * optabs.c (expand_simple_binop, expand_simple_unop,
6667 have_insn_for, gen_sub3_insn): New interfaces.
6668 * expr.h: Prototype new functions.
6669 (enum optab_methods): Move here from optabs.h.
6671 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6672 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6673 Use new functions instead of working directly with optabs.
6674 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6675 unroll.c: Don't include optabs.h.
6676 * caller-save.c, combine.c, function.c, stmt.c: Just include
6677 insn-codes.h, not optabs.h.
6678 * Makefile.in: Update dependencies.
6680 * combine.c (make_compound_operation, simplify_comparison):
6681 Fix typos testing for this or that instruction.
6683 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6685 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6686 generating libgcc.a.
6688 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6690 * except.c (TYPE_HASH): Delete.
6692 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6695 * tree.c (TYPE_HASH): Delete.
6697 * tree.h (TYPE_HASH): Define.
6699 2001-08-18 Graham Stott <grahams@redhat.com>
6701 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6703 (adddi3_internal_2+2): Likewise.
6704 (eh_set_lr_di+1): Likewise.
6706 2001-08-17 Richard Henderson <rth@redhat.com>
6708 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6709 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6710 * dwarf2asm.c: ... here.
6711 * dwarfout.c: Remove them.
6713 * varasm.c (assemble_integer): Add align parameter.
6714 (assemble_real, output_constant, output_constructor): Likewise.
6715 * output.h: Update decls.
6716 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6717 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6718 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6719 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6720 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6723 * final.c (end_final): Abort profile block generation if we
6724 havn't layed it out properly.
6725 * output.h (assemble_eh_integer): Remove stale decl.
6726 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6728 (assemble_integer): Handle unaligned data.
6729 (assemble_real): Abort on unaligned data.
6730 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6732 (default_dtor_section_asm_out_destructor): Use assemble_align.
6733 (default_named_section_asm_out_constructor): Likewise.
6734 (default_ctor_section_asm_out_constructor): Likewise.
6735 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6736 (machopic_asm_out_destructor): Likewise.
6737 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6738 (nextstep_asm_out_destructor): Likewise.
6739 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6740 (vms_asm_out_destructor): Likewise.
6742 2001-08-17 Richard Henderson <rth@redhat.com>
6744 * config/mips/iris6.h (TARGET_IRIX6): New.
6745 (current_section_name, current_section_flags): New.
6746 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6747 (MAX_OFILE_ALIGNMENT): New.
6748 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6749 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6750 (copy_file_data): Split out from
6751 (mips_asm_file_end): ... here.
6752 (mips_asm_file_start): Remove extra .section directive. Use
6753 tmpfile instead of mips_make_temp_file.
6754 (mips_unique_section): Use const char * as needed for warnings.
6755 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6756 re-add align parameter.
6757 (iris6_asm_named_section): New.
6758 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6759 (iris6_asm_output_align, iris6_section_align_1): New.
6760 (iris6_asm_file_start, iris6_asm_file_end): New.
6761 * config/mips/mips-protos.h: Update decls.
6763 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6765 * doc/install.texi (Install GCC): Add links to build status pages.
6767 (Final install): Ditto; request updates for specific info
6769 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6771 * cpperror.c (print_location): Don't take a file name; use the
6773 (_cpp_begin_message): Similarly.
6774 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6775 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6776 (cpp_pedwarn_with_file_and_line): Remove.
6777 * cppfiles.c (stack_include_file): Update; set filename to stdin
6778 here when appropriate.
6779 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6780 (_cpp_begin_message): Don't take a file name.
6781 * cppinit.c: Add comment.
6782 * cpplex.c: Fix end-of-directive indicator.
6783 * cpplib.c: Don't include intl.h.
6784 (run_directive, do_diagnostic): Update.
6785 (do_line): Update to not use nominal_fname.
6786 (cpp_push_buffer): Don't take a filename.
6787 * cpplib.h (struct ht): Remove.
6788 (cpp_push_buffer): Don't take a filename.
6789 (cpp_pedwarn_with_file_and_line): Remove.
6790 * cppmacro.c (struct cpp_macro): Remove file.
6791 (builtin_macro): Update.
6792 (_cpp_create_definition): Update.
6793 * cppmain.c: Correct comment.
6794 * fix-header.c (read_scan_file): Update.
6796 2001-08-17 Kazu Hirata <kazu@hxi.com>
6798 * sbitmap.c: Fix comment formatting.
6799 * sched-deps.c: Likewise.
6800 * sibcall.c: Likewise.
6801 * simplify-rtx.c: Likewise.
6803 * ssa-ccp.c: Likewise.
6804 * stor-layout.c: Likewise.
6805 * timevar.c: Likewise.
6806 * toplev.c: Likewise.
6807 * unwind-dw2.c: Likewise.
6808 * unwind-dw2-fde.c: Likewise.
6809 * varasm.c: Likewise.
6811 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6813 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6814 or larger than an integer in memory.
6816 2001-08-17 Zack Weinberg <zackw@panix.com>
6818 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6819 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6820 * rtl.h: Don't forward-declare union tree_node here. Don't
6821 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6822 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6823 and tree respectively.
6824 * tree.h: Don't forward-declare struct rtx_def here. Don't
6825 typedef tree here. Change all uses of struct rtx_def *,
6826 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6827 and tree respectively.
6829 2001-08-17 Richard Henderson <rth@redhat.com>
6831 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6832 config/mips/openbsd.h: Fix typos last change.
6834 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6836 * doc/invoke.texi (Optimize Options): The default for
6837 -finline-limit is 600.
6839 2001-08-17 Richard Henderson <rth@redhat.com>
6841 * varasm.c (text_section): Allow TEXT_SECTION to override the
6842 printing of TEXT_SECTION_ASM_OP.
6843 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6844 (DATA_SECTION, BSS_SECTION): Remove.
6845 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6846 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6847 Rename from s/_NAME//.
6848 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6849 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6850 (TEXT_SECTION): ... here. New.
6851 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6852 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6853 * config/mips/openbsd.h: Likewise.
6854 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6855 (mips_asm_file_end): Likewise test.
6856 (mips_output_function_epilogue): Likewise. Switch back to data
6857 section after emitting the function.
6859 * doc/tm.texi (Sections): Document TEXT_SECTION.
6861 2001-08-17 Richard Henderson <rth@redhat.com>
6863 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6864 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6866 2001-08-17 Richard Henderson <rth@redhat.com>
6868 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6869 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6870 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6871 Add aligned attribute.
6873 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6875 * config/sh/sh.md: Add modes to unspecs in first insn to match
6876 those in the second.
6878 * Makefile.in: Fix collect2 copy for Cygwin.
6880 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6882 Install the proper patch.
6883 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6884 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6885 (expand_function_start): Likewise.
6886 * stmt.c (expand_decl): Likewise.
6887 * varasm.c (make_decl_rtx): Likewise.
6889 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6891 * final.c: Undo my previous accidental checkin.
6892 * output.h: Likewise.
6893 * tm.texi: Likewise.
6895 2001-08-16 Richard Henderson <rth@redhat.com>
6897 * varasm.c (named_section_flags): Remove align parameter.
6898 * varasm.c, dwarf2out.c: Update all callers.
6899 * output.h: Update prototypes.
6901 * target.h (target.asm_out.named_section): Remove align parameter.
6902 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6903 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6904 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6905 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6906 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6908 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6909 (get_named_section_flags, set_named_section_flags): New.
6910 (named_section_flags): Use them.
6911 (named_section): Do decl vs section flags check here...
6912 (default_section_type_flags): ... not here.
6913 (init_varasm_once): Create in_named_htab.
6914 (resolve_unique_section): Mark reloc unused.
6916 2001-08-16 Richard Henderson <rth@redhat.com>
6918 * varasm.c (force_const_mem): Keep pool alignment in bits.
6919 (output_constant_pool): Use assemble_align.
6921 2001-08-16 Zack Weinberg <zackw@panix.com>
6923 * doc/tm.texi: Remove extra @table command.
6925 2001-08-16 Zack Weinberg <zackw@panix.com>
6927 * final.c (shorten_branches): Clear the end of the label_align
6928 array only if we made it larger. Break up messy expressions
6931 * diagnostic.c (internal_error): Check for error recursion
6932 before doing ICE suppression.
6934 * timevar.c: Timing variables now count in milliseconds.
6935 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6936 (get_time): Not here.
6937 (timevar_print): Don't print any timer whose user, cpu, and
6938 wall times are all zero as displayed.
6939 * timevar.h: Update comment aboout units. Make timevar
6942 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6944 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6945 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6946 (expand_function_start): Likewise.
6947 * stmt.c (expand_decl): Likewise.
6948 * varasm.c (make_decl_rtx): Likewise.
6950 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6952 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6953 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6955 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6957 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6960 2001-08-16 Andreas Jaeger <aj@suse.de>
6962 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6965 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6967 * rtl.h (only_sets_cc0_p): New prototype.
6968 * jump.c (sets_cc0_p): Handle INSN.
6969 (only_sets_cc0_p): New function.
6970 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6971 (tidy_fallthru_edge): Likewise.
6972 * integrate.c (copy_insn_list): Likewise.
6973 * unroll.c (unroll_loop): Likewise.
6974 (copy_loop_body): Likewise.
6976 2001-08-15 Jason Eckhardt <jle@redhat.com>
6978 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6980 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6982 * predict.c (struct block_info_def): Remove nvisited.
6983 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6984 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6986 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6987 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6990 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6992 * predict.def: Update hitrates.
6994 2001-08-15 Richard Henderson <rth@redhat.com>
6996 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6998 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7000 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7001 note from its associated jump.
7003 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7005 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7006 also on 64-bit s390x targets.
7008 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7010 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7012 (arm_expand_prologue): Handled nested functions which take a
7013 variable argument list.
7014 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7015 macro with an invocation of
7016 arm_compute_initial_elimination_offset.
7017 * config/arm/arm-protos.h: Prototype
7018 arm_compute_initial_elimination_offset.
7020 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7022 * doc/install.texi (Specific, avr): Fix markup.
7023 (Specific, c4x): Ditto.
7025 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7027 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7029 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7031 * Makefile.in (OBJS): Add rtl-error.o
7032 (rtl-error.o): New rule.
7033 (diagnostic.o): Adjust dependency.
7034 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7035 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7036 warning_for_asm): Move to...
7037 rtl-error.c: ...here. New file.
7039 2001-08-14 Richard Henderson <rth@redhat.com>
7041 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7042 if USING_SJLJ_EXCEPTIONS.
7044 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7046 * tlink.c (scan_linker_output): Check string for unsatisfied in
7047 addition to undefined and unresolved.
7049 2001-08-14 Graham Stott <grahams@redhat.com>
7051 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7052 EH_FRAME_SECTION_NAME.
7054 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7056 * genattrtab.c (simplify_test_exp_in_temp): New function.
7057 (simplify_test_exp): Avoid explicit use of temporary obstack.
7058 (simplify_cond, insert_right_side, evaluate_eq_attr,
7059 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7060 Use simplify_test_exp_in_temp.
7061 (optimize_attrs): Iterate until expression stabilizes.
7063 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7065 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7066 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7068 2001-08-13 Richard Henderson <rth@redhat.com>
7070 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7071 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7072 * config/arm/conix-elf.h: Likewise.
7074 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7076 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7078 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7080 * gcse.c (hash_scan_set): Expressions that are set as part of
7081 jump instructions are not available.
7083 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7085 * config/s390/s390.c (print_operand, s390_function_prologue,
7086 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7088 2001-08-13 Richard Henderson <rth@redhat.com>
7090 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7091 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7092 * doc/tm.texi (Exception Region Output): Document it.
7094 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7096 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7097 DWARF2 instead of stabs by default.
7099 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7101 * config/rs6000/rs6000.c: Include optabs.h.
7103 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7105 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7106 save/restore routines.
7107 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7109 2001-08-13 Andreas Jaeger <aj@suse.de>
7111 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7112 the english is correct.
7114 2001-08-13 Zack Weinberg <zackw@panix.com>
7116 * expr.h: Split out optab- and libfunc-related code to...
7117 * optabs.h, libfuncs.h: ... these new headers.
7119 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7121 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7123 * mkconfig.sh: Don't include insn-codes.h from config.h.
7125 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7126 enum insn_code is available. Move reload_in_optab and
7127 reload_out_optab array declarations to optabs.h.
7128 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7129 there, prototype in expr.h.
7130 * gencodes.c: Cleanup: zap global variables, don't use
7131 printf where puts will do, don't bother defining MAX_INSN_CODE
7132 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7134 * genemit.c, genopinit.c: Include optabs.h in generated file.
7135 * genoutput.c: Include insn-codes.h in generated file.
7136 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7137 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7138 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7139 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7140 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7141 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7143 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7144 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7145 config/m88k/m88k.c, config/sparc/sparc.c:
7147 * reload.c: Include expr.h and optabs.h before reload.h.
7148 * config/alpha/alpha.c: Include tree.h before reload.h.
7149 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7150 and reload.h in that order.
7151 * config/sparc/sparc.c: Include debug.h.
7152 * recog.c: Include insn-codes.h.
7154 2001-08-13 Andreas Jaeger <aj@suse.de>
7156 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7159 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7161 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7162 * gcc.c (init_spec): Fix typo in comment.
7163 * varasm.c (data_section): Fix typo in comment.
7165 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7167 * predict.c (dump_prediction): New argument "USED".
7168 (combine_predictions_for_insn): Determine the used heuristics,
7169 output the case no heuristic applied.
7170 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7172 2001-08-13 Andreas Jaeger <aj@suse.de>
7174 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7177 2001-08-13 Kazu Hirata <kazu@hxi.com>
7179 * jump.c: Fix formatting.
7181 2001-08-13 Kazu Hirata <kazu@hxi.com>
7183 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7186 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7188 * loop.c (check_dbra_loop): Use condjump_label to compute
7191 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7192 to better document the files they're in.
7194 2001-08-12 Zack Weinberg <zackw@panix.com>
7196 * recog.h (struct insn_operand_data): Shrink 'mode' field
7199 2001-08-12 Kazu Hirata <kazu@hxi.com>
7201 * gcc.c: Fix comment formatting.
7202 * gccspec.c: Likewise.
7205 * genemit.c: Likewise.
7206 * gengenrtl.c: Likewise.
7207 * genrecog.c: Likewise.
7208 * gensupport.c: Likewise.
7209 * ggc-page.c: Likewise.
7210 * global.c: Likewise.
7211 * graph.c: Likewise.
7212 * ifcvt.c: Likewise.
7213 * integrate.c: Likewise.
7215 * libgcc2.c: Likewise.
7217 * mbchar.c: Likewise.
7218 * optabs.c: Likewise.
7219 * predict.c: Likewise.
7220 * prefix.c: Likewise.
7221 * profile.c: Likewise.
7222 * protoize.c: Likewise.
7224 * recog.c: Likewise.
7225 * regclass.c: Likewise.
7226 * regmove.c: Likewise.
7227 * reg-stack.c: Likewise.
7228 * reload1.c: Likewise.
7229 * resource.c: Likewise.
7230 * rtlanal.c: Likewise.
7233 2001-08-12 Kazu Hirata <kazu@hxi.com>
7235 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7236 a tree representing a constant is passed to the macro.
7238 2001-08-12 Richard Henderson <rth@redhat.com>
7240 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7241 (rs6000_elf_asm_out_destructor): New.
7242 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7243 (DTORS_SECTION_ASM_OP): Remove.
7244 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7245 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7247 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7250 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7251 * gcc.c (set_collect_gcc_options): New function, split out from
7253 Ignore elided switches.
7254 (do_spec_1): Invoke before executing command.
7255 (set_input): Export.
7256 Move declaration ...
7257 * gcc.h (set_input): ... here.
7258 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7261 2001-08-12 Richard Henderson <rth@redhat.com>
7263 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7264 thinko wrt TARGET_RELOCATABLE.
7266 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7268 * fix-header.c (cb_file_change): Update prototype.
7270 2001-08-11 Zack Weinberg <zackw@panix.com>
7272 * toplev.c (set_float_handler): Make static.
7273 * toplev.h: Don't prototype set_float_handler.
7275 * simplify-rtx.c: Don't include setjmp.h.
7276 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7278 (simplify_unary_operation, simplify_binary_operation): Use them,
7279 via do_float_handler.
7281 * fold-const.c: Don't include setjmp.h.
7282 (exact_real_inverse_1): New function.
7283 (exact_real_inverse): Use it, via do_float_handler.
7285 * varasm.c: Don't include setjmp.h.
7286 (assemble_real_1): New function.
7287 (assemble_real): Use it, via do_float_handler.
7288 Call internal_error if we get a trap here.
7290 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7291 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7293 2001-08-11 Zack Weinberg <zackw@panix.com>
7295 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7296 STACK_BOUNDARY if not already defined.
7298 * calls.c, function.c, reload1.c, explow.c: Don't default
7299 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7300 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7302 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7305 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7306 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7308 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7310 * cppmacro.c (enter_macro_context): Push macro expansions even
7313 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7315 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7316 (rs6000_elf_section_type_flags): Actually return a value.
7318 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7320 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7321 Clean up code: add missing comments and prototypes, fix warnings,
7322 remove obsolete code, fix spacing to conform to coding style.
7324 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7326 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7327 and TARGET_ASM_CLOSE_PAREN.
7328 (regclass_map): CC register belongs to class NO_REGS.
7329 (legitimize_pic_address): Don't generate unnecessary moves
7330 (to avoid confusing loop optimization).
7331 (check_and_change_labels): Replace jump_long by indirect_jump.
7332 (s390_final_chunkify): Don't start a new literal pool on section
7333 switch in 64-bit code.
7334 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7336 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7337 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7338 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7340 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7341 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7342 (CONST_COSTS): Fixed incorrect costs.
7344 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7345 Use emit_jump instead of emit_jump_insn (gen_jump).
7346 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7347 (to avoid confusing flow analysis).
7348 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7349 (casesi, casesi_jump): New.
7350 (jump_long): Removed. Functionality merged into indirect_jump.
7351 (indirect_jump): Accept address_operand, not just register_operand.
7352 (cjump_long, icjump_long): Use same logic as indirect_jump.
7353 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7354 Fixed broken setjmp/longjmp handling.
7355 (do_builtin_setjmp_setup): Removed.
7357 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7358 broken GNU as versions that don't accept .quad with large
7359 negative values. Use hexadecimal output instead.
7360 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7361 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7362 FUNCTION_EPILOGUE): Removed. Now in targetm.
7364 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7366 * config/s390/fixdfdi.h: Add missing copyright statement.
7367 Fix type conflicts on 64-bit. Add missing SFmode routines.
7369 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7372 2001-08-11 Richard Henderson <rth@redhat.com>
7374 * rtl.h (REG_EH_RETHROW): Remove.
7375 * rtl.c (reg_note_name): Update.
7376 * combine.c (distribute_notes): Don't check for it.
7378 2001-08-11 Richard Henderson <rth@redhat.com>
7380 * combine.c (distribute_notes): Place REG_SETJMP.
7382 2001-08-11 Richard Henderson <rth@redhat.com>
7384 * doc/extend.texi (Arrays and pointers implementation): Discourage
7385 relying on sign-extension of pointers.
7387 2001-08-11 H.J. Lu <hjl@gnu.org>
7389 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7391 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7392 RDATA_SECTION_ASM_OP.
7394 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7396 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7397 main manual to work both for info and HTML versions.
7399 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7400 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7402 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7403 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7404 (struct cpp_pool): New member first.
7405 * cppinit.c (append_include_chain): Plug memory leaks.
7406 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7407 Allocate pragma structures from the (aligned) macro pool to
7408 avoid leaking memory.
7409 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7410 so we don't leak memory.
7411 * hashtable.c (ht_destroy): New.
7412 * hashtable.h (ht_destroy): New.
7414 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7415 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7417 * c-lex.c (map): Make const.
7418 (cb_file_change): Update for callback passing a line map.
7419 Don't assume we have a previous map. Remove sanity check
7420 about popping too many files.
7421 * cpperror.c (print_location): Make map const.
7422 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7423 (cpp_make_system_header): Similarly.
7424 (search_from): Similarly.
7425 (_cpp_execute_include): Don't remember where we came from.
7426 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7427 (struct cpp_reader): Make map const.
7428 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7429 * cpplib.c (do_line): Update; line maps now hold sysp.
7430 (cpp_push_buffer): Similarly.
7431 (_cpp_do_file_change): Similarly; callback with map instead.
7432 (cpp_get_line_maps): Constify return value.
7433 (_cpp_pop_buffer): Update.
7434 * cpplib.h (struct cpp_file_change): Remove.
7435 (struct cpp_callbacks): Update.
7436 (cpp_get_line_maps): Constify return value.
7437 * cppmacro.c (_cpp_create_definition): Update.
7438 * cppmain.c (struct printer): Constify map.
7439 (maybe_print_line): Similarly.
7440 (print_line): Similarly. Deduce flags 1 and 2 here.
7441 (cb_file_change): Update.
7442 * line-map.c (free_line_maps): Warn regardless.
7443 (add_line_map): Return pointer to const. When passed NULL to_file
7444 with LC_LEAVE, use the obvious values for the return point so the
7445 caller doesn't have to figure them out.
7446 (lookup_line): Return pointer to const.
7447 (print_containing_files): Take pointer to const.
7448 * line-map.h (struct line_map): New members reason, sysp.
7449 (add_line_map): Return pointer to const.
7450 (lookup_line): Similarly.
7451 (print_containing_files): Take pointer to const.
7453 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7454 Richard Henderson <rth@redhat.com>
7456 * regmove.c (regmove_optimize): Avoid setting a register twice in
7459 2001-08-10 Richard Henderson <rth@redhat.com>
7461 * doc/extend.texi (Arrays and pointers implementation): Document
7462 behavior of pointer/integer conversion.
7464 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7466 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7468 2001-08-10 Richard Henderson <rth@redhat.com>
7470 * doc/extend.texi (C Implementation): New chapter.
7471 * doc/gcc.texi (Top): Link it in.
7473 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7475 * doc/install.texi (Specific): Fix CVS merge botch.
7477 2001-08-10 Richard Henderson <rth@redhat.com>
7479 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7480 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7482 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7484 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7485 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7486 this macro is now required.
7488 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7489 loop.c (find_and_verify_loops), reload.c (reload): Check
7490 for rtx code of CALL_INSN, not CALL, when deciding if we
7491 need to check for REG_SETJMP note.
7493 * gcse.c (compute_hash_table, compute_store_table): Update
7494 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7497 * config/avr/avr.c: Fix typo.
7498 * config/convex/convex.c (expand_movstr): Use adjust_address.
7499 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7501 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7502 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7504 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7505 Do define STACK_BOUNDARY.
7506 * config/i370/i370.c: Include expr.h.
7507 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7508 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7509 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7510 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7511 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7512 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7513 * config/romp/romp.c: Include expr.h after tree.h.
7515 (output_fpop): Use xmalloc, not oballoc.
7516 * config/we32k/we32k.c: Include expr.h.
7518 2001-08-10 Kazu Hirata <kazu@hxi.com>
7520 * config/h8300/h8300.h: Fix formatting.
7522 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7524 * c-common.h (RETURN_NULLIFIED_P): Lose.
7525 * c-semantics.c (genrtl_return_stmt): Don't check it.
7527 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7529 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7530 (mips_annotate_frame_insn): New function.
7531 (mips_emit_frame_related_store): New function.
7532 (save_restore_insns): Don't mark instructions that set up the base
7533 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7534 the store instructions instead.
7535 (mips_expand_prologue): If the stack size is moved into a temporary
7536 register, do not mark that move as frame-related. Add a
7537 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7539 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7541 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7542 stack slot as unchanging if current_function_calls_eh_return.
7544 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7546 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7547 access the second half of the TFmode scratch operand.
7549 2001-08-10 Anthony Green <green@redhat.com>
7551 * java/class.c (emit_register_classes): Conditionalize code on
7554 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7556 * doc/install.texi (Specific, avr): Fix cross-reference to the
7557 main manual to work both for info and HTML versions.
7559 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7561 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7562 and "use_goto" argument.
7563 (expand_null_return, expand_value_return): Update all callers.
7564 * function.c (expand_function_end): Remove code to generate simple
7566 * config/vax/vax.md (epilogue): New expander for function return.
7567 * doc/md.texi (epilogue): Remove "if defined".
7569 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7571 * Makefile.in: Partially revert my previous change:
7572 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7573 of the hashtab.o and safe-ctype.o rules.
7575 2001-08-09 Richard Henderson <rth@redhat.com>
7577 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7578 (USE_COLLECT2): Remove duplicate definition.
7579 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7580 (use_collect2): Remove dead code.
7581 * configure.in (use_collect2): Remove will_use_collect2 and
7582 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7583 * configure: Rebuild.
7585 * target.h (targetm.asm_out.constructor): New.
7586 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7587 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7588 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7589 * varasm.c (in_ctors, in_dtors): New.
7590 (assemble_constructor, assemble_destructor): Remove.
7591 (default_stabs_asm_out_destructor): New.
7592 (default_named_section_asm_out_destructor): New.
7593 (dtors_section, default_dtor_section_asm_out_destructor): New.
7594 (default_stabs_asm_out_constructor): New.
7595 (default_named_section_asm_out_constructor): New.
7596 (ctors_section, default_ctor_section_asm_out_constructor): New.
7597 * output.h: Update declarations.
7598 * c-decl.c (c_expand_body): Use target hooks instead of
7599 assemble_constructor and assemble_destructor.
7600 * profile.c (output_func_start_profiler): Likewise.
7601 * objc/objc-act.c (finish_objc): Likewise.
7602 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7603 for the constructor.
7604 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7606 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7607 (DTORS_SECTION_ASM_OP): Likewise.
7608 (__CTOR_LIST__): Use attribute section when possible.
7609 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7611 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7612 ASM_OUTPUT_CONSTRUCTOR.
7614 * config/darwin.c (machopic_asm_out_constructor): New.
7615 (machopic_asm_out_destructor): New.
7616 * config/darwin-protos.h: Update declarations.
7617 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7618 (ASM_OUTPUT_DESTRUCTOR): Remove.
7619 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7620 * config/nextstep.c (nextstep_asm_out_constructor): New.
7621 (nextstep_asm_out_destructor): New.
7622 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7623 (ASM_OUTPUT_DESTRUCTOR): Remove.
7624 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7625 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7626 ASM_OUTPUT_*STRUCTOR.
7627 * config/i386/aix386ng.h: Likewise.
7629 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7630 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7631 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7632 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7633 * config/lynx.h: Likewise.
7634 * config/netware.h: Likewise.
7635 * config/psos.h: Likewise.
7636 * config/alpha/alpha-interix.h: Likewise.
7637 * config/alpha/elf.h: Likewise.
7638 * config/arc/arc.h: Likewise.
7639 * config/arm/aof.h: Likewise.
7640 * config/arm/coff.h: Likewise.
7641 * config/arm/elf.h: Likewise.
7642 * config/c4x/c4x.h: Likewise.
7643 * config/h8300/h8300.h: Likewise.
7644 * config/i386/cygwin.h: Likewise.
7645 * config/i386/djgpp.h: Likewise.
7646 * config/i386/i386-coff.h: Likewise.
7647 * config/i386/i386-interix.h: Likewise.
7648 * config/i386/sco5.h: Likewise.
7649 * config/i386/vsta.h: Likewise.
7650 * config/i386/win32.h: Likewise.
7651 * config/i960/i960-coff.h: Likewise.
7652 * config/ia64/sysv4.h: Likewise.
7653 * config/m68hc11/m68hc11.h: Likewise.
7654 * config/m68k/coff.h: Likewise.
7655 * config/m68k/mot3300.h: Likewise.
7656 * config/m88k/m88k.h: Likewise.
7657 * config/mcore/mcore-pe.h: Likewise.
7658 * config/mcore/mcore.h: Likewise.
7659 * config/mips/elf.h: Likewise.
7660 * config/mips/elf64.h: Likewise.
7661 * config/mips/iris6.h: Likewise.
7662 * config/pa/pa64-hpux.h: Likewise.
7663 * config/rs6000/sysv4.h: Likewise.
7664 * config/sh/sh.h: Likewise.
7665 * config/sparc/litecoff.h: Likewise.
7667 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7668 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7669 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7670 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7671 (ASM_OUTPUT_DESTRUCTOR): Remove.
7672 * config/a29k/a29k.c: Move include of tree.h.
7673 * config/a29k/udi.h: Delete file.
7674 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7675 (vms_asm_out_destructor): New.
7676 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7677 (EXTRA_SECTION_FUNCTIONS): Likewise.
7678 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7679 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7680 * config/c4x/c4x.c: Move include of tree.h.
7681 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7682 (clix_asm_out_destructor): New.
7683 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7684 (ASM_OUTPUT_DESTRUCTOR): Remove.
7685 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7686 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7687 (TARGET_ASM_CONSTRUCTOR): New.
7688 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7689 (sco_asm_out_constructor): New.
7690 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7691 * config/i386/svr3gas.h: Remove stack grows up code.
7692 Remove code duplicated from i386/sysv3.h.
7693 (TARGET_ASM_CONSTRUCTOR): New.
7694 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7695 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7696 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7697 (TARGET_ASM_CONSTRUCTOR): New.
7698 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7699 (m68hc11_asm_out_destructor): New.
7700 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7701 (TARGET_ASM_DESTRUCTOR): New.
7702 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7703 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7704 config/svr3.h pertaining to section manipulation.
7705 * config/m68k/dpx2g.h: Remove #if 0 code.
7706 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7707 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7708 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7709 (TARGET_ASM_CONSTRUCTOR): New.
7710 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7711 (m88k_svr3_asm_out_constructor): New.
7712 (m88k_svr3_asm_out_destructor): New.
7713 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7714 (ASM_OUTPUT_DESTRUCTOR): Remove.
7715 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7716 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7717 * config/rs6000/aix.h: Likewise.
7718 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7719 * config/mips/vxworks.h: Likewise.
7720 * config/rs6000/lynx.h: Likewise.
7721 * config/sh/elf.h: Likewise.
7722 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7723 (DTORS_SECTION_ASM_OP): New.
7724 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7725 (ASM_OUTPUT_DESTRUCTOR): Remove.
7726 * config/sparc/sol2-sld-64.h: Likewise.
7727 * config/vax/vax.c (vms_asm_out_constructor): New.
7728 (vms_asm_out_destructor): New.
7729 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7730 (ASM_OUTPUT_DESTRUCTOR): Remove.
7731 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7733 * doc/tm.texi (@node Initialization): Update.
7735 2001-08-09 Richard Henderson <rth@redhat.com>
7737 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7738 (__do_global_dtors_aux): Use gp-relative static data to avoid
7739 one dynamic relocation.
7740 (__do_frame_setup): Register Java classes.
7741 * config/alpha/crtend.asm (__JCR_END__): New.
7743 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7745 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7746 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7747 (GEN, STAGESTUFF): Add new files.
7748 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7749 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7750 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7751 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7752 as well as insn-codes.h and insn-flags.h in config.h; and no
7753 extra headers in tconfig.h and hconfig.h.
7755 * gencodes.c: Eliminate code to generate predicate declarations
7756 or #defines for md-file constants.
7757 * genconstants.c, genpreds.c: New files.
7759 * i386.md: Re-order guard expressions such that TARGET_64BIT
7760 comes first, when this permits better optimization. Add
7761 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7762 why this is desirable.
7764 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7766 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7767 (find_fde_for_dso): Remove.
7768 (_Unwind_IteratePhdrCallback): New.
7769 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7770 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7772 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7774 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7775 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7777 2001-08-09 Graham Stott <grahams@redhat.com>
7779 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7780 (vis_no_unit): Use it.
7781 (visualize_no_unit): Add the insn only if room exists.
7783 2001-08-09 Graham Stott <grahams@redhat.com>
7785 * predict.c (estimate_probability): Replace magic numbers with
7786 appropriate enumeration.
7788 2001-08-09 Graham Stott <grahams@redhat.com>
7790 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7792 (EXTRACT_FLAGS): Likewise.
7794 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7796 * config/mips/mips.c (mips_legitimate_address_p): Check for
7797 CONST_INT in last patch.
7799 2001-08-08 Anthony Green <green@redhat.com>
7801 * java/class.c (emit_register_classes): Use assemble_jcr if
7802 possible. Keep the original mechanism as a fallback.
7803 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7804 and weak symbol support.
7805 * crtstuff.c (__JCR_LIST__): Define.
7806 (__JCR_END__): Define.
7807 (_Jv_RegiserClasses): Define weak symbol if possible.
7808 (__do_global_ctors_aux): Register classes for ELF targets with
7809 weak symbol support.
7811 2001-08-08 Kazu Hirata <kazu@hxi.com>
7813 * dbxout.c: Fix comment formatting.
7814 * dependence.c: Likewise.
7816 * diagnostic.c: Likewise.
7817 * dominance.c: Likewise.
7818 * doprint.c: Likewise.
7819 * dwarf2out.c: Likewise.
7820 * dwarfout.c: Likewise.
7821 * emit-rtl.c: Likewise.
7822 * except.c: Likewise.
7823 * explow.c: Likewise.
7824 * expmed.c: Likewise.
7827 * fold-const.c: Likewise.
7828 * function.c: Likewise.
7830 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7832 * global.c (retry_global_alloc): Avoid shadowing allocno.
7834 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7836 * except.c (remove_fixup_regions): Fix typo.
7838 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7840 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7841 unsigned HOST_WIDE_INT to avoid warning.
7842 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7843 * flow.c (set_block_for_new_insns): Likewise.
7845 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7847 * sibcall.c (return_value_pseudo): New static variable.
7848 (skip_copy_to_return_value): Handle return_value_pseudo.
7849 (call_ends_block_p): Ensure that return_value_pseudo is set.
7850 (optimize_sibling_and_tail_recursive_call): Discover the
7851 load of pseudo return value in alternate exit block.
7853 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7855 * calls.c (ECF_ALWAYS_RETURN): New constant.
7856 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7857 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7858 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7859 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7860 * rtl.c (reg_note_name): New name.
7861 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7863 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7865 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7867 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7869 * alias.c (get_alias_set): Return a previously calculated
7870 alias set for a VAR_DECL.
7871 * function.c (gen_mem_addressof): Calculate the alias set before
7874 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7876 * predict.def: Set hitrates according our experimental run.
7878 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7880 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7882 2001-08-08 H.J. Lu <hjl@gnu.org>
7884 * config/mips/mips.c (mips_unique_section): New. Copied from
7887 * config/mips/mips-protos.h (mips_unique_section): New
7890 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7892 * config/mips/little.h: New. Generic little endian mips
7893 targets. Only mips*-*-linux* is converted to use it so far.
7895 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7896 (WCHAR_TYPE): Defined
7897 (WCHAR_TYPE_SIZE): Likewise.
7898 (INIT_SUBTARGET_OPTABS): Likewise.
7899 (BSS_SECTION_ASM_OP): Likewise.
7900 (SBSS_SECTION_ASM_OP): Likewise.
7901 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7902 (ASM_DECLARE_OBJECT_NAME): Likewise.
7903 (UNIQUE_SECTION): Likewise.
7904 (EXTRA_SECTIONS): Likewise.
7905 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7906 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7907 (ASM_OUTPUT_DEF): Likewise.
7908 (HANDLE_SYSV_PRAGMA): Removed.
7909 (NO_IMPLICIT_EXTERN_C): Likewise.
7910 (TARGET_MEM_FUNCTIONS): Likewise.
7911 (STARTFILE_SPEC): Likewise.
7912 (ENDFILE_SPEC): Likewise.
7913 (LIB_SPEC): Likewise.
7914 (INVOKE__main): Likewise.
7915 (CTOR_LIST_BEGIN): Likewise.
7916 (CTOR_LIST_END): Likewise.
7917 (DTOR_LIST_BEGIN): Likewise.
7918 (DTOR_LIST_END): Likewise.
7919 (SET_ASM_OP): Likewise.
7920 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7921 (ASM_OUTPUT_DEF): Likewise.
7922 (ASM_OUTPUT_IDENT): Likewise.
7924 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7925 (CPLUSPLUS_CPP_SPEC): Likewise.
7926 (ASM_APP_ON) Redefine only if not defined.
7927 (ASM_APP_OFF): Likewise.
7928 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7929 (ASM_OUTPUT_IDENT): Likewise.
7931 * config.gcc: Update tm_file for Linux/mips.
7933 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7935 * cselib.c (cselib_record_sets): If insn is predicated, turn
7936 sources into IF_THEN_ELSEs.
7938 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7939 Turn into define_insn_and_split.
7941 * sched-deps.c: Include "cselib.h".
7942 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7943 Use cselib to turn memory addresses into VALUEs.
7944 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7945 * sched-int.h (struct sched_info): New member USE_CSELIB.
7946 * sched-ebb.c (ebb_sched_info): Initialize it.
7947 * sched-rgn.c (rgn_sched_info): Likewise.
7948 * Makefile.in (sched-deps.o): Update dependencies.
7950 * cselib.h (cselib_subst_to_values): Declare.
7951 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7952 that have no value and autoincs to be handled by generating a new
7955 2001-08-08 Graham Stott <grahams@redhat.com>
7957 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7958 within fixed length SEQUENCE.
7960 2001-08-08 Graham Stott <grahams@redhat.com>
7962 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7963 (diagnostic_prefixing_rule): Likewise.
7964 (diagnostic_line_cutoff): Likewise.
7965 (diagnostic_kind_count): Likewise.
7967 2001-08-08 Graham Stott <grahams@redhat.com>
7969 * alias.c (find_base_decl): Delete redundent assignment.
7971 2001-08-08 Graham Stott <grahams@redhat.com>
7973 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7974 (abs): Uppercase and paranthesize macro parameter.
7975 (MEM_DEPENDENCY): Add whitespace.
7977 2001-08-08 Graham Stott <grahams@redhat.com>
7979 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7980 failure check for CONST_INT
7982 2001-08-08 Graham Stott <grahams@redhat.com>
7984 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7985 (libcall_dead_p): Likewise.
7987 (mark_used_regs): Constify fmt.
7988 (find_use_as_address): Likewise.
7990 2001-08-08 Graham Stott <grahams@redhat.com>
7992 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7995 2001-08-08 Graham Stott <grahams@redhat.com>
7997 * combine.c (combine_simplify_rtx): Update comment and
7998 remove erroneous test.
8000 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8002 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8003 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8004 take care to avoid multiple no-newline at EOF warnings in that
8007 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8009 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8010 (emit_library_call_value_1): Likewise.
8011 (emit_call_1): Emit REG_SETJMP note.
8012 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8014 * cselib.c (cselib_process_insn): Likewise.
8015 * flow.c (propagate_block): Likewise.
8016 * loop.c (find_and_verify_loops): Likewise.
8017 * reload.c (find_equiv_regs): Likewise.
8018 * reload1.c (reload): Likewise.
8019 * resource.c (mark_referenced_resources,
8020 mark_set_resources): Likewise.
8021 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8022 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8023 * haifa-sched.c (unlink_other_notes): Likewise.
8024 (reemit_notes): Likewise.
8025 * sched-ebb.c (sched_ebb): Likewise.
8026 * sched-rgc.c (sched_region): Likewise.
8027 * rtl.c (note_insn_name): Likewise.
8028 (reg_note_name): Add REG_SETJMP
8029 * rtl.h (reg_note): Add REG_SETJMP.
8030 (insn_note): Remove NOTE_INSN_SETJMP.
8032 * profile.c (branch_prob): Add fake edges for setjmp.
8034 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8036 * config.gcc: Quote target_cpu_default2 correctly for
8037 powerpc*-*-* targets.
8039 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8041 * cpplib.h, line-map.h: Update comments.
8042 * cppmain.c (printer_init): Move inline.
8043 (maybe_print_line, print_line): Take a map pointer.
8044 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8045 (cb_file_change): Don't use prior value of print.map.
8047 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8049 * doc/install.texi: Document fine-grained multilib configuration.
8051 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8053 * rtlanal.c (find_first_parameter_load): Call note_stores
8054 only on the instructions.
8056 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8058 * alias.c (nonlocal_mentioned_p):
8059 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8060 * calls.c (emit_call_1): Likewise.
8061 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8062 * cselib.c (cselib_process_insn): Likewise.
8063 * df.c (df_insns_modify): Likewise.
8064 * flow.c (need_fake_edge_p): Likewise.
8065 (propagate_one_insn): Likewise.
8066 * haifa-sched.c (reemit_notes): Likewise.
8067 * integrate.c (copy_insn_list): Likewise.
8068 * jump.c (delete_prior_computation): Likewise.
8069 * local-alloc.c (validate_equiv_mem): Likewise.
8070 * loop.c (scan_loop): Likewise.
8071 * predict.c (estimate_probability): Likewise.
8072 * reload.c (reload): Likewise.
8073 * sched-deps (sched_analyze): Likewise.
8074 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8075 * gcse.c (compute_hash_table): Likewise.
8076 (mark_call): Likewise.
8077 (store_killed_in_insn): Likewise.
8079 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8081 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8083 2001-08-06 Richard Henderson <rth@redhat.com>
8085 * varasm.c (assemble_gc_entry): Remove.
8086 * output.h: Likewise.
8088 2001-08-06 Richard Henderson <rth@redhat.com>
8090 * varasm.c (assemble_constructor): Take a symbol_ref and a
8091 priority instead of a bare string. Move priority handling
8092 here from cp/decl2.c.
8093 * output.h: Update decls.
8095 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8096 and assemble_destructor.
8097 * profile.c (output_func_start_profiler): Likewise.
8098 * objc/objc-act.c (finish_objc): Likewise.
8099 (build_module_descriptor): Return the symbol not the symbol name.
8101 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8103 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8104 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8105 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8106 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8107 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8108 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8110 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8112 * cpperror.c (print_containing_files): Moved to line-map.c.
8113 (print_location): line-map.c handles re-listing or otherwise.
8114 * cpphash.h (struct lexer_state): Remove next_bol.
8115 (struct cpp_buffer): Remove include_stack_listed.
8116 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8117 Remove faked buffer handling.
8118 (_cpp_do_file_change): Tweak.
8119 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8120 * cppmain.c (struct printer): Remove filename.
8121 (print_line, cb_file_change): Update accordingly.
8122 * line-map.c: Include intl.h.
8123 (init_line_maps): Initialize last_listed.
8124 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8125 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8126 (print_containing_files): New.
8127 * line-map.h (struct line_maps): New member last_listed.
8128 (print_containing_files, INCLUDED_FROM): New.
8129 * Makefile.in: Update.
8130 * po/POTFILES.in: Add line-map.c.
8132 2001-08-06 Richard Henderson <rth@redhat.com>
8134 * except.c (convert_from_eh_region_ranges_1): Never mark
8135 USE or CLOBBER insns as throwing.
8137 * expr.c (store_constructor): Don't clobber memory targets.
8139 2001-08-06 Andreas Jaeger <aj@suse.de>
8141 * profile.c (branch_prob): Remove unused variable insn.
8143 * Makefile.in (local-alloc.o): Add dependency on except.h.
8145 * local-alloc.c: Include except.h for can_throw_internal prototype.
8147 2001-08-06 Richard Henderson <rth@redhat.com>
8149 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8150 * function.c (expand_main_function): Implement it.
8151 * doc/tm.texi: Document it.
8153 2001-08-06 Stan Shebs <shebs@apple.com>
8155 * doc/install.texi: Document powerpc-*-darwin* details.
8157 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8159 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8160 (ASM_CPU_SPEC): Move back to rs6000.h
8161 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8163 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8165 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8168 * config/rs6000/linux64.h: Ditto.
8170 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8171 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8174 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8175 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8177 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8180 2001-08-05 Richard Henderson <rth@redhat.com>
8182 * local-alloc.c (update_equiv_regs): Do not move insns that
8185 2001-08-05 Jan Hubicka <jh@suse.cz>
8187 * Makefile.in (reload1.o): Add dedendancy on except.h
8188 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8190 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8191 indicating wehther edges has been cleaned up.
8192 * reload1.c: Inlucde except.h
8193 (fixup_abnormal_edges): Accept deleted insns.
8194 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8197 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8199 * cpplib.c (do_line): Correct line number after pop_buffer.
8201 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8203 PR preprocessor/3824
8204 * line-map.c: Update comments.
8205 * line-map.h: Update comments.
8206 * tradcif.y: Don't consider large numbers unsigned.
8208 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8210 PR preprocessor/3081
8211 * c-lex.c (map): New.
8212 (cb_file_change): Update map and use it.
8213 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8214 (c_lex): Update to use map.
8215 * cpperror.c (print_location): Move to using logical line numbers.
8216 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8217 (cpp_make_system_header): Similarly.
8218 (_cpp_execute_include): Stop line numbering hacks. Store the
8219 line we will return to.
8220 * cpphash.h (CPP_BUF_LINE): Remove.
8221 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8222 Add map and return_to_line.
8223 (_cpp_do_file_change): Update.
8224 * cppinit.c (cpp_start_read): Update line kludge.
8225 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8226 (trigraph_ok): Use logical line numbers for diagnostics.
8227 (skip_block_comment): Likewise.
8228 (skip_whitespace): Likewise.
8229 (skip_line_comment): Use pfile->line instead.
8230 (_cpp_lex_token): Update to use logical line numbering exclusively.
8231 Handle BOL locally. Accept new lines in directives, but keep
8232 pfile->line decremented. Diagnostics use logical lines. Update
8234 * cpplib.c (SEEN_EOL): New.
8235 (skip_rest_of_line, check_eol): Use it.
8236 (end_directive): Increase line number when accepting the newline
8237 at the end of a directive.
8238 (run_directive): Simplify.
8239 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8240 (_cpp_do_file_change): Update to take buffer line number as an
8241 argument, and store the current map in the cpp_reader. Remove
8242 line number kludges.
8243 (_cpp_do__Pragma): Restore output position after a _Pragma.
8244 (cpp_push_buffer): Don't set output line or lineno.
8245 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8246 Remove line kludge. Set output_line.
8247 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8248 (parse_arg): Use logical lines.
8249 (save_lookahead_token): Save EOFs too now.
8250 * cppmain.c (struct printer): Fix comments.
8251 (printer_init): Simplify, let caller do errors.
8252 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8253 (maybe_print_line): Simplify.
8254 (print_line): Don't print a linemarker if -P.
8255 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8256 (cb_file_change): Simplify.
8257 * line-map.h (LAST_SOURCE_LINE): Fix.
8258 (CURRENT_LINE_MAP): New.
8260 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8262 * doloop.c (doloop_modify_runtime): Properly compute number of
8263 iterations if loop was unrolled.
8265 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8266 if their CSELIB_VAL_PTRs are.
8268 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8269 (setup_spill_pointers): Initialize it.
8270 (spill_restore_mem): Set it.
8271 (do_spill, do_restore): Use it to add REG_INC note.
8272 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8274 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8275 asms if other insns are available.
8277 * config/ia64/ia64.c (condop_operator): New predicate.
8278 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8279 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8282 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8283 temporary register than directly using a MEM.
8285 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8287 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8288 parameter in last change.
8290 2001-08-04 Zack Weinberg <zackw@panix.com>
8292 * sparc.md: Don't use #if inside C test expression.
8294 2001-08-04 Richard Henderson <rth@redhat.com>
8296 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8298 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8300 * cpphash.h (struct cpp_reader): New member directive_line.
8301 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8302 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8303 do_pragma): Pass line to callbacks.
8304 (start_directive): Record line of directive.
8305 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8306 cb_include): Similarly.
8307 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8310 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8312 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8315 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8317 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8319 * reload1.c (fixup_abnormal_edges): New static function.
8322 * flow.c (need_fake_edge_p): New function.
8323 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
8324 avoid call insn to be very last insn in the insn stream.
8326 * profile.c (branch_prob): Call flow_call_edges_add instead of
8327 doing that by hand; cleanup cfg to re-merge basic blocks once
8330 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8332 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8333 are also on line-map.h.
8334 * cppfiles.c (stack_include_file): Update.
8335 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8336 (_cpp_pop_buffer): New.
8337 * cppinit.c (cpp_destroy, cpp_finish): Update.
8338 (do_includes): Mark each buffer to return at EOF.
8339 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8340 return as requested.
8341 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8342 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8343 * cpplib.h (cpp_pop_buffer): Remove.
8344 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8345 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8347 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8349 (do_preprocessing): Update.
8350 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8351 * c-parse.in (_yylex): Similarly.
8352 * scan-decls.c (scan_decls): Similarly.
8353 * line-map.h: Update comments.
8355 * objc/Make-lang.in (objc-act.o): Update dependencies.
8357 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8359 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8360 and soft register for operand 0.
8361 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8363 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8365 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8366 register for operand 0.
8367 ("bitcmpqi_z_used"): Allow memory for operand 0.
8368 (split "bitcmpqi"): New split to handle address reg as operand 1.
8370 2001-08-04 Andreas Jaeger <aj@suse.de>
8372 * gcse.c: Revert Daniel's last patch.
8374 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8376 * sparc-protos.h: Add prototypes for fp_zero_operand and
8378 * sh-protos.h: Add prototype for fpul_operand.
8380 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8382 * doc/extend.texi (Other Builtins): Fix typo in last change.
8384 2001-08-03 Richard Henderson <rth@redhat.com>
8386 * target.h (gcc_target): Add asm_out.named_section,
8387 section_type_flags, have_named_sections.
8388 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8389 (TARGET_HAVE_NAMED_SECTIONS): New.
8390 (TARGET_SECTION_TYPE_FLAGS): New.
8392 * Makefile.in (toplev.o): Depend on TARGET_H.
8393 (varasm.o, dbxout.o): Likewise.
8394 * c-common.c (decl_attributes): Check targetm.have_named_sections
8395 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8396 * dbxout.c (dbxout_function_decl): Likewise.
8397 (dbxout_function_end): Likewise.
8398 * toplev.c (compile_file): Likewise.
8399 * varasm.c (exception_section): Likewise.
8400 * cp/decl2.c (finish_objects): Likewise.
8402 * defaults.h (EH_FRAME_SECTION): Remove.
8403 (EH_FRAME_SECTION_ASM_OP): Remove.
8404 (EH_FRAME_SECTION_NAME): New.
8405 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8406 (UNIQUE_SECTION_P): Remove.
8407 * dwarf2out.c (SECTION_FORMAT): Remove.
8408 (ASM_OUTPUT_SECTION): Remove.
8409 (output_call_frame_info): Use named_section_flags.
8410 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8411 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8412 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8413 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8414 (named_section_flags): New.
8415 (named_section): Use it and targetm.section_type_flags.
8416 (resolve_unique_section): New.
8417 (assemble_start_function): Use it.
8418 (asm_emit_uninitialised, assemble_variable): Likewise.
8419 (default_section_type_flags): New.
8420 (default_no_named_section, default_elf_asm_named_section): New.
8421 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8422 * output.h: Update varasm.c decls.
8423 (SECTION_*): New flags.
8425 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8426 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8428 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8429 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8430 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8431 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8432 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8433 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8434 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8435 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8436 * config/pa/pa64-hpux.h,
8438 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8439 (TARGET_ASM_NAMED_SECTION): New.
8440 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8441 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8442 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8443 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8444 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8445 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8446 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8447 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8448 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8449 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8450 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8451 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8452 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8453 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8454 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8455 * config/sparc/sysv4.h: Likewise.
8457 * config/nextstep.h: Error until named sections implemented.
8459 * config/a29k/a29k.c (a29k_asm_named_section): New.
8460 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8461 (vms_section_type_flags, vms_asm_named_section): New.
8462 * config/arm/arm.c (arm_elf_asm_named_section): New.
8463 * config/avr/avr.c (asm_output_section_name): Remove.
8464 * config/avr/avr-protos.h: Update.
8465 * config/c4x/c4x.c (c4x_asm_named_section): New.
8466 * config/h8300/h8300.c (h8300_asm_named_section): New.
8467 * config/i386/i386.c (sco_asm_named_section): New.
8468 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8469 (i386_pe_section_type_flags): New.
8470 (i386_pe_asm_named_section): New.
8471 * config/i386/i386-protos.h: Update.
8472 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8473 * config/mcore/mcore.c (mcore_asm_named_section): New.
8474 * config/mips/mips.c (iris6_asm_named_section): New.
8475 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8476 instead of UNIQUE_SECTION_P.
8477 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8478 (xcoff_asm_named_section): New.
8479 * config/sh/sh.c (sh_asm_named_section): New.
8480 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8482 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8483 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8484 (EH_FRAME_SECTION_NAME): New.
8485 (EXCEPTION_SECTION): New.
8486 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8487 (DEBUG_*_SECTION): Remove.
8488 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8489 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8490 (EH_FRAME_SECTION_ASM_OP): Remove.
8492 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8493 (ASM_OUTPUT_SECTION_NAME): Remove.
8494 (TARGET_ASM_NAMED_SECTION): New.
8495 (TARGET_HAVE_NAMED_SECTIONS): New.
8496 (TARGET_SECTION_TYPE_FLAGS): New.
8497 (EH_FRAME_SECTION_ASM_OP): Remove.
8498 (EH_FRAME_SECTION_NAME): New.
8500 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8502 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8503 for complex expressions when cfun == 0.
8504 * doc/extend.texi: Document that __builtin_constant_p can be
8505 used in data initializers as well as functions.
8507 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8509 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8510 variable I locally, instead of expecting a declaration in the
8513 2001-08-03 Richard Henderson <rth@redhat.com>
8515 * except.c (collect_one_action_chain): Add an explicit cleanup
8516 action if regions surrounding a catch were encoded entirely
8517 within the call-site entry.
8519 2001-08-03 Richard Henderson <rth@redhat.com>
8521 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8522 don't take REGNO of a non-register.
8524 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8526 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8527 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8528 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8529 (__gthread_mutex_init_function): New function for mutex initialization.
8531 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8533 * Makefile.in: Revert screwed up commit.
8535 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8537 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8538 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8539 merged by linker script to get a final _exit().
8540 (__do_global_dtors): New for destructor handling in specific exit
8542 (__do_global_ctors): New for constructors in specific install section.
8543 (__map_data_section): Map data sections before running constructors.
8544 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8545 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8546 (DTORS_SECTION_ASM_OP): Likewise.
8547 (CTORS_SECTION_FUNCTION): Define to force a reference to
8549 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8551 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8553 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8555 * Makefile.in: Add df.h to gcse.c dependencies.
8557 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8559 * varasm.c (output_constant_def_contents): Use for the length of a
8560 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8561 depending on which is larger.
8563 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8565 * gcse.c: Include df.h for use as a dataflow analyzer.
8567 Declaration of reg_set_info: gone.
8568 New df_analyzer variable used by store motion.
8569 (reg_set_info): Deleted.
8570 (mark_mem_regs): New function, analyze regs used by a mem.
8571 (store_ops_ok): Use dataflow analyzer results to determine if
8572 necessary regs are changed in the block.
8573 (find_moveable_store): Remove check for symbol ref, we can handle
8574 much more complex expressions now.
8575 (compute_store_table): Remove most of the code, it's unnecessary
8576 now that the dataflow analyzer records the info for us.
8577 (store_killed_after): Add parameter to say whether to do the
8578 store_ops_okay test, used to speed up testing when we already know
8579 the answer, and just want to know if the store itself was killed.
8580 (build_store_vector): Largely rewritten to calculate the various
8581 vectors properly, and somewhat optimized.
8582 (store_motion): Init the df_analyzer, get REG_DEF chains.
8583 Also handle trapping expressions (since mems almost always trap)
8584 (simple_mem): Redefine what a simple mem is.
8586 2001-08-03 DJ Delorie <dj@redhat.com>
8588 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8589 set from a constant part of the condition.
8591 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8593 * mkdeps.c (deps_add_default_target): Make local variable
8594 ``start'' a const char pointer.
8595 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8597 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8599 * doc/install.texi (Configuration): Fix markup.
8600 (Specific, i?86-*-udk): Likewise.
8601 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8603 Document --enable-threads and --enable-libgcj status.
8604 (Specific, mips-sgi-irix*): Canonicalize triples.
8605 (Specific, mips-sgi-irix5): Warn about problems with this config.
8606 Mention required GNU as patch.
8607 Native assembler problems are fixed.
8608 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8609 Document --enable-threads and --enable-libgcj status.
8611 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8613 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8616 2001-08-03 Richard Henderson <rth@redhat.com>
8618 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8621 2001-08-03 Richard Henderson <rth@redhat.com>
8623 * rtlanal.c (find_first_parameter_load): Stop if we
8624 reach a CODE_LABEL at BOUNDARY.
8626 2001-08-03 Richard Henderson <rth@redhat.com>
8628 * config/alpha/alpha.md (force_movdi): New insn.
8629 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8630 Tweek FRP marking of VMS prologue insns.
8631 * config/alpha/vms.h (EPILOGUE_USES): New.
8633 2001-08-02 Richard Henderson <rth@redhat.com>
8635 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8637 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8639 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8640 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8641 config/convex/convex.h, config/d30v/d30v.c,
8642 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8643 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8644 config/mips/mips.h, config/mn10200/mn10200.h,
8645 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8646 config/v850/v850.h, config/vax/openbsd.h,
8647 config/vax/openbsd1.h, config/vax/ultrix.h,
8648 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8649 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8650 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8651 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8652 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8653 in comments and documentation.
8655 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8659 * Makefile.in (line-map.o): New.
8660 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8661 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8662 * cpperror.c (print_containing_files): Similarly.
8663 (print_location): Update. Don't output a space before _Pragma.
8664 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8665 (stack_include_filee, cpp_make_system_header): Update.
8666 (_cpp_execute_include): Get logical line number right for calling
8667 as-yet-unterminated #include.
8668 * cpphash.h (struct cpp_reader): Add line_maps.
8669 (_cpp_do_file_change): Update.
8670 * cppinit.c (cpp_create_reader): Initialize line maps.
8671 (cpp_destroy): Destroy line maps.
8672 (cpp_start_read): Get logical line number right.
8673 * cpplex.c (parse_string): Only warn once for multi-line strings.
8674 Use boolean variable for null warning.
8675 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8677 (do_include_common): End the directive early.
8678 (do_line): Don't warn about out-of-range lines in preprocessed
8679 source. Update. Remove unused variables.
8680 (_cpp_do_file_change): Update for new line mapping.
8681 (pragma_cb): New typedef.
8682 (cpp_register_pragma): Stop looking ahead before calling the
8684 (do_pragma_system_header): End directive early.
8685 (cpp_get_line_maps): New.
8686 (cpp_pop_buffer): Fudge logical line. Update.
8687 * cpplib.h: Include line-map.h
8688 (enum cpp_fc_reason): Remove.
8689 (struct cpp_file_change): Update.
8690 (cpp_get_line_maps): New.
8691 * cppmain.c (struct_printer): New member map.
8692 (cb_file_change): Update for new mappings.
8693 * fix-header.c (cb_file_change): Similarly.
8695 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8697 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8698 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8700 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8702 * config/vax/vax.c: include expr.h.
8704 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8706 * Makefile.in ($(srcdir)/configure): Only rebuild in
8708 ($(srcdir)/config.in): Only define in maintainer mode.
8709 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8711 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8713 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8715 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8717 * gcc.c (set_collect_gcc_options): New function, split out from
8719 Ignore elided switches.
8720 (do_spec_1): Invoke before executing command.
8721 (set_input): Export.
8722 Move declaration ...
8723 * gcc.h (set_input): ... here.
8724 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8727 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8730 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8732 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8734 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8736 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8737 for the unnamed instructions it expands to.
8739 2001-08-02 Richard Henderson <rth@redhat.com>
8741 * regclass.c (call_really_used_regs): Conditionally define.
8742 (init_reg_sets_1): Don't use it if not defined.
8743 (fix_register): Similarly, don't set it.
8745 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8747 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8748 Correct comment that had been missed in the previous change.
8750 2001-08-01 Stan Shebs <shebs@apple.com>
8752 * config/darwin.c (machopic_stub_name): Try matching by name.
8753 (update_stubs): New function.
8754 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8757 2001-08-01 Richard Henderson <rth@redhat.com>
8759 * except.c (output_function_exception_table): Use assemble_align.
8760 * varasm.c (assemble_eh_label): Remove.
8761 (assemble_eh_align, assemble_eh_integer): Remove.
8763 2001-08-01 Robert Lipe <robertl@caldera.com>
8765 * dwarfout.c: Remove reference to README.DWARF.
8767 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8769 * regclass.c (call_really_used_regs): New array for registers which
8770 are actually used by a call.
8771 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8773 (fix_register): Set call_really_used too.
8774 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8775 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8777 2001-08-01 Richard Henderson <rth@redhat.com>
8779 * read-rtl.c (read_name): Consider \r whitespace.
8781 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8783 * config.gcc: Recognize powerpc-*-netbsd*.
8785 * doc/install.texi (Host/target specific installation notes for
8786 GCC): Mention powerpc-*-netbsd*.
8788 * config/rs6000/netbsd.h: New file.
8789 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8790 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8791 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8792 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8793 (TARGET_VERSION): Redefine.
8795 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8796 mcall-netbsd as a match for mcall-sysv.
8797 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8798 (ncrti.S, ncrtn.S): New targets.
8799 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8801 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8802 "netbsd' as a V4 ABI.
8803 (ASM_SPEC): Check for -mcall-netbsd.
8804 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8805 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8806 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8807 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8808 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8809 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8810 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8812 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8813 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8815 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8817 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8818 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8819 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8820 including "unwind-pe.h".
8822 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8824 * rs6000.md (define_splits): Kill unused constraints.
8826 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8827 Jan Hubicka <jh@suse.cz>
8829 * function.c (thread_prologue_and_epilogue_insns): Kill code
8830 dealing with non-existent CFG.
8832 2001-08-01 Kazu Hirata <kazu@hxi.com>
8834 * alias.c: Fix comment formatting.
8835 * bitmap.c: Likewise.
8836 * builtins.c: Likewise.
8837 * calls.c: Likewise.
8838 * c-common.c: Likewise.
8839 * c-decl.c: Likewise.
8840 * c-dump.c: Likewise.
8841 * c-lex.c: Likewise.
8842 * collect2.c: Likewise.
8843 * combine.c: Likewise.
8844 * conflict.c: Likewise.
8845 * cppfiles.c: Likewise.
8846 * cppinit.c: Likewise.
8847 * cpplex.c: Likewise.
8848 * cpplib.c: Likewise.
8849 * cppmacro.c: Likewise.
8850 * cppspec.c: Likewise.
8851 * c-pragma.c: Likewise.
8852 * crtstuff.c: Likewise.
8854 * cselib.c: Likewise.
8855 * c-semantics.c: Likewise.
8856 * c-typeck.c: Likewise.
8858 2001-08-01 H.J. Lu <hjl@gnu.org>
8860 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8862 2001-08-01 H.J. Lu <hjl@gnu.org>
8864 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8866 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8868 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8869 contextualizing Objective-C class name lookup by the lexer.
8870 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8872 (protocoldef): Add support for forward @protocol declarations.
8873 (yylexname): Suppress ObjC class name lookup in certain contexts;
8874 re-enable after lookup is complete.
8875 (_yylex): Re-enable ObjC class name lookup when certain
8876 punctuation marks are seen.
8878 * objc/objc-act.c (check_protocol_recursively): New function used
8879 for finding circular dependencies in protocols.
8880 (objc_declare_protocols): New function for handling forward
8881 @protocol declarations.
8882 (receiver_is_class_object): Detect the case when 'self' is used
8883 inside of a class method.
8884 (build_message_expr): Issue a warning if class method is desired
8885 but instance method is found instead.
8886 (conforms_to_protocol): Streamline.
8887 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8888 protocol Foo, even if 'Bar foo' does not.
8889 (check_protocols): Streamline.
8890 (start_protocol): Add checks for circular and duplicate protocol
8892 (encode_aggregate_within): For typedefs of structs, encode the
8894 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8895 (objc_declare_protocols): New prototype.
8897 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8899 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8900 * cpplex.c (handle_newline): Update prototype. Maintain logical
8902 (skip_escaped_newlines, skip_block_comment, parse_string):
8904 (_cpp_lex_token): Update, and store token position within the token.
8905 * cpplib.h (struct cpp_token): Add line and column entries.
8906 * cppmacro.c (replace_args): Position stringified tokens correctly.
8908 2001-08-01 Andreas Jaeger <aj@suse.de>
8910 * basic-block.h: Add prototype for last_loop_beg_note.
8912 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8914 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8915 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8917 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8918 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8919 expand_decl_cleanup.
8920 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8922 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8923 operand while calling simple_cst_equal.
8924 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8925 operand is the cleanup expression, the third is the RTL_EXPR.
8926 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8928 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8930 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8932 2001-07-31 matthew green <mrg@eterna.com.au>
8934 * config.gcc (i386-*-netbsdelf): New description.
8935 * config/i386/netbsd-elf.h: New file.
8937 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8939 * loop.c (check_dbra_loop): Use single_set to compute
8942 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8944 PowerPC reorg and support for powerpc64-*-linux*.
8946 Also fixes emitting of constants on 32 bit and 64 bit
8949 * config.gcc: powerpc64-*-linux* is a new target.
8950 Things that needed aix.h now also include xcoff.h
8952 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8954 Move AIX specific stuff into aix.h.
8955 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8956 with more than just XCOFF now.
8957 (SET_ASM_OP): Remove, now defined where needed.
8958 (FUNCTION_PROLOGUE): New macro definition.
8959 (FUNCTION_EPILOGUE): New macro definition.
8960 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8962 * config/rs6000/xcoff.h: New file.
8964 * config/rs6000/linux64.h: New file.
8966 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8968 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8970 * rs6000.c (print_operand_address): Handle ELF syntax.
8971 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8972 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8973 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8975 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8977 * rs6000.c (rs6000_override_options): Only disable
8978 flag_function_sections for XCOFF.
8979 (exact_log2_cint_operand): New predicate.
8980 (reg_or_{add,sub}_cint64_operand): New predicates.
8981 (add_operand): Compare CONST_INT with fewer function calls.
8982 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8983 (print_operand, case 'p'): Ensure positive operand.
8984 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8985 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8986 (PREDICATE_CODES): Add new predicates.
8987 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8988 (divsi3, modsi3): Ensure positive power-of-2.
8989 (adddi3): Use new predicate. Split 32-bit constants more
8990 correctly. Re-arrange splitter to handle any constant.
8991 (subdi3): Use new predicate.
8992 (divdi3, moddi3): Ensure positive power-of-2.
8993 (movdi): Use rs6000_emit_set_const.
8994 (load_toc_v4_pic_di): Delete.
8996 2001-07-31 Graham Stott <grahams@redhat.com>
8998 * function.c (pad_below): Revert 2001-07-26 patch.
9000 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9002 * reg-stack (convert_regs_1): Fix best edge condition.
9004 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9006 * jump.c (duplicate_loop_exit_test): Better test for jumps
9007 entering the loop; create loop pre_header.
9009 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9011 * doc/install.texi: Add s390 and s390x as new targets.
9012 * doc/invoke.texi: Add documentation of S/390 and zSeries
9014 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9016 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9018 * config/m68k/m68k.md: Replace all general_operand with
9019 nonimmediate_operand for all destinations.
9020 * config/m68k/m68k.c (not_sp_operand): Likewise.
9022 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9024 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9026 2001-07-30 Richard Henderson <rth@redhat.com>
9028 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9029 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9031 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9033 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9034 Add missing doc strings
9035 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9036 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9038 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9040 * i386.c (ix86_output_main_function_alignment_hack): New function.
9041 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9043 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9044 edges by EDGE_DFS_BACK flag.
9045 (dump_edge_info): Add dfs_back flag.
9046 * basic-block.h (EDGE_DFS_BACK): New constant.
9047 (mark_dfs_back_edges): Declare.
9048 * alias.c (loop_p): Remove.
9049 (mark_constant_function): Use mark_dfs_back_edges.
9051 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9052 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9053 (compensate_edge): Break out from ...
9054 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9055 (convert_regs_2): Set block_done once block is really done;
9056 Do updating of the predecesors counts.
9058 * toplev.c (rest_of_compilation): Recompute block_for_insn
9059 before post-reload cfg_cleanup.
9060 * function.c (thread_prologue_epilogue_insns):
9061 Call set_block_for_new_insns when emitting prologue directly.
9063 2001-07-30 Andreas Jaeger <aj@suse.de>
9065 * jump.c: Add prototype for mark_modified_reg.
9067 * cse.c (set_live_p): Add unused attribute.
9069 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9071 (scan_for_source_files): Use long for count to avoid overflow.
9072 (output_data): Likewise.
9073 (output_data): Don't use string concatatenation to silence gcc
9076 * predict.c: Fix typos and grammar.
9078 * gcse.c (insert_insn_end_bb): Remove unused variables.
9080 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9082 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9083 (attempt_auto_inc): LIkewise.
9084 (mark_used_reg): Likewise.
9085 (try_pre_increment_1): Likewise.
9086 * regclass.c (regclass): Likewise.
9087 * global.c (allocno_compare): Update comment; change scaling factor.
9088 * local-alloc.c (QTY_CMP_PRI): Likewise.
9089 * regs.h (REG_FREQ_FROM_BB): New.
9090 (REG_FREQ_MAX): Likewise.
9092 2001-07-30 H.J. Lu <hjl@gnu.org>
9094 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9097 2001-07-30 H.J. Lu (hjl@gnu.org)
9099 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9100 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9101 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9103 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9105 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9106 as -mthumb-interwork when -mcpu=arm7 is specified.
9108 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9110 * predict.def (noreturn, loop branch, loop exit): Mark as first
9113 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9115 * combine.c (try_combine): Avoid barrier after noop jumps.
9117 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9119 * cpphash.h (struct cpp_reader): Remove import_warning.
9120 * cpplib.c (skip_rest_of_line): Don't bother turning off
9122 (parse_include): Move include handling to...
9123 (do_include_common): ... here. Move import warning from...
9124 (do_import): ... here.
9125 (do_pragma_poison): Don't do a callback for poison identifiers.
9126 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9127 * cppmain.c (setup_callbacks): Similarly.
9129 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9131 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9132 handle multiple sets.
9133 * except.c (sjlj_mark_call_sites): .... here.
9134 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9136 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9138 Suggested by Richard Henderson and Richard Kenner:
9139 * combine.c (recog_for_combine): Use the fake recog
9140 only if instruction does not match.
9141 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9142 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9144 * combine.c (try_combine): Discover noop jump as direct jump.
9146 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9148 * df.c (df_rd_global_compute): Add successors to worklist, not
9150 (df_ru_global_compute): Ditto.
9152 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9154 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9155 increment REG_N_SETS.
9157 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9159 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9161 * sbitmap.c (sbitmap_a_xor_b): New function.
9162 ifdef the basic block stuff on IN_GCC.
9164 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9166 * cppexp.c (parse_defined): Always record the macro name.
9167 (lex): Don't worry about identifiers, or special-case
9169 (_cpp_parse_expr): Figure out at the end of the routine
9170 whether we saw a valid !defined() expression.
9171 * cppfiles.c (stack_include_file): Update for mi_valid.
9172 (_cpp_pop_file_buffer): Similarly.
9173 * cpplex.c (_cpp_lex_token): Similarly.
9174 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9175 mi_if_not_defined, mi_lexed): Remove.
9177 * cpplib.c (do_if): Simplify.
9178 (do_endif, push_conditional, _cpp_handle_directive): Update
9179 for renaming of mi_state to mi_valid.
9181 * cpp.texi: Add index entries for digraphs, and add comment
9182 that C++ refers to them as alternative tokens.
9184 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9186 * basic-block.h (CLEANUP_PRE_LOOP): New.
9187 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9188 * sibcall.c (optimize_sibling_calls): Likewise.
9189 * toplev.c (rest_of_compilation): Likewise.
9190 * flow.c (try_forward_edges): Take argument MODE;
9191 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9192 (try_optimize_cfg): Update call of try_forward_edges.
9194 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9195 Jan Hubicka <jh@suse.cz>
9197 * (validate_replace_rtx_1): Fix simplification of MINUS.
9199 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9201 PR preprocessor/3669
9202 * cppinit.c (init_dependency_output): Turn off dump requests
9203 if sending dependencies to stdout.
9205 2001-07-28 Richard Henderson <rth@redhat.com>
9207 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9210 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9212 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9214 2001-07-28 Kazu Hirata <kazu@hxi.com>
9216 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9217 is VAR_DECL first to prevent an ICE.
9219 2001-07-28 Richard Henderson <rth@redhat.com>
9221 * varasm.c (immed_real_const_1): Don't elide special cases for
9223 (clear_const_double_mem): Clear const_tiny_rtx too.
9225 2001-07-28 Richard Henderson <rth@redhat.com>
9227 * dwarf2out.c (dw_val_class_offset): New.
9228 (struct dw_ranges_struct, dw_ranges_ref): New.
9229 (ranges_table, ranges_table_allocated): New.
9230 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9231 (add_AT_offset, add_ranges, output_ranges): New.
9232 (print_die, output_die): Handle dw_val_class_offset.
9233 (attr_checksum, size_of_die, value_format): Likewise.
9234 (gen_lexical_block_die): Handle non-contiguous blocks.
9235 (gen_block_die): Likewise.
9236 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9237 if needed. Dump the ranges table.
9238 * final.c (final_start_function): Remove unnecessary notes and
9239 rebuild the block tree before numbering the blocks.
9240 * function.c (reorder_blocks_0): Walk the existing block tree
9241 to unmark all blocks.
9242 (reorder_blocks_1): Create block fragments when duplicate block
9244 (reorder_fix_fragments): New.
9245 (reorder_blocks): Call it.
9246 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9248 2001-07-28 Richard Henderson <rth@redhat.com>
9250 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9252 2001-07-28 Richard Henderson <rth@redhat.com>
9254 * flow.c (add_to_mem_set_list): New function.
9255 (init_propagate_block_info): Use it.
9256 (mark_set_1): Likewise.
9257 (insn_dead_p): Canonicalize memory address for dead store
9258 comparison. Allow wider mode stores to kill narrower mode stores.
9259 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9260 (invalidate_mems_from_set): Don't handle MEMs.
9262 2001-07-28 Kazu Hirata <kazu@hxi.com>
9264 * config/h8300/h8300.h: Fix formatting.
9266 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9268 * basic-block.h (EDGE_FREQUENCY): New macro.
9269 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9271 * flow.c (find_sub_basic_blocks): Likewise.
9272 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9273 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9275 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9276 (HITRATE): New macro.
9277 (PRED_FLAG_FIRST_MATCH): New constant.
9278 (predictor_info): New field flgags.
9279 (combine_predictions_for_insn): Use DS theory to combine
9280 probabilities; set the edge probabilities when finished.
9281 (estimate_probability): Avoid duplicated matches
9282 of LOOP_BRANCH heuristics for nested loops; update comment.
9283 * predict.def: Add flags for each prediction, set probabilities
9284 according to B&L paper.
9285 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9287 * profile.c (compute_branch_probabilities): Cleanup way the edge
9288 probabilities are computed and REG_BR_PROB notes are dropped; if
9289 values does not match, emit error.
9290 (init_branch_prob): Do error instead of warning when profile driven
9291 feedback is missing or corrupt.
9293 2001-07-27 DJ Delorie <dj@redhat.com>
9295 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9296 against a constant, try to adjust the compare to have the desired
9297 constant in it so that min/max optimizations happen more often.
9299 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9301 * flow.c (last_loop_beg_note): New function.
9302 (redirect_edge_and_branch): Use it.
9303 (split_edge): Likewise.
9305 * alias.c (loop_p): Avoid uninitialized memory access.
9307 * flow.c (try_forward_edges): Avoid accessing freed memory.
9309 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9312 2001-07-26 Andrew Haley <aph@redhat.com>
9313 Joern Rennecke <amylaar@redhat.com>
9315 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9316 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9317 (SUBTARGET_CPP_SPEC): New.
9319 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9320 (SUBTARGET_CPP_PTR_SPEC): New.
9321 (CPP_DEFAULT_CPU_SPEC): New.
9322 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9323 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9324 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9325 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9326 (SUBTARGET_CPP_SPEC): Define as an empty string.
9328 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9330 * doc/install.texi (Configuration): Properly link the host
9331 specific instructions also when generating HTML.
9333 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9335 * flow.c (redirect_edge_and_branch_force): Test
9336 target->global_live_at_start.
9338 2001-07-26 Richard Henderson <rth@redhat.com>
9340 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9341 * rtl.h (avoid_constant_pool_reference): Declare it.
9342 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9343 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9345 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9347 * rtl.h (cleanup_barriers): Declare.
9348 * jump.c (cleanup_barriers): New function.
9349 * toplev.c (rest_of_compilation): Call cleanup_barriers
9350 before loop optimizer and after bb_reorder.
9352 * flow.c (back_edge_of_syntactic_loop_p): New.
9353 (split_edge): Use it.
9355 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9357 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9359 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9361 * cse.c (cse_process_notes): Replace any registers if the address
9364 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9366 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9367 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9368 (propagate_block): Update prototype.
9369 * flow.c (update_life_info): Simplify the CFG and
9370 recalculate the global regs which are alive when
9371 removing dead code during a global update.
9372 (propagate_block): Return non-zero if an INSN is
9375 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9377 * Makefile.in (LIBICONV): Define.
9379 2001-07-26 Catherine Moore <clm@redhat.com>
9381 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9382 of conditional to avoid tree checking errors.
9384 2001-07-26 Kazu Hirata <kazu@hxi.com>
9386 * regmove.c (regmove_optimize): Don't replace a reg with
9387 another reg of a different mode.
9389 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9391 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9392 limit length of dependency flush list.
9393 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9394 * sched-int.h (struct deps): Add pending_flush_length field.
9395 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9396 has 1 element in it.
9397 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9398 (sched_analyze): After a jump, if the pending memory flush list is too
9399 large, flush the pending lists.
9400 (init_deps): Initialize pending_flush_length to 0.
9401 * doc/invoke.texi (max_pending_list_length): Document parameter.
9403 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9405 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9406 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9407 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9409 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9411 * cpphash.h (struct_lexer_state): Delete was_skipping.
9412 Move skipping here from struct cpp_reader.
9413 * cpplex.c (parse_identifier): Update.
9414 (_cpp_lex_token): Don't skip tokens in a directive.
9415 * cpplib.c (struct if_stack): Update.
9416 (start_directive, end_directive): Don't change skipping state.
9417 (_cpp_handle_directive): Update.
9418 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9419 (do_else, do_endif): Update; only check for excess tokens if not
9420 in a skipped conditional block.
9421 (push_conditional): Update for new struct if_stack.
9423 2001-07-26 Graham Stott <grahams@redhat.com>
9425 * function.c (locate_and_pad_parm): Also pad initial offset
9426 so that the total argument size also includes the padding.
9428 2001-07-26 Graham Stott <grahams@redhat.com>
9430 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9431 change XSTR to XTMPL.
9433 (process_one_cond_exec): Likewise
9435 2001-07-25 Richard Henderson <rth@redhat.com>
9437 * varasm.c (assemble_variable): Create DECL_RTL before setting
9440 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9442 * predict.c (estimate_probability): Avoid duplicated predictions.
9444 * loop.c (find_and_verify_loops): Grok multiple barriers.
9446 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9448 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9450 * dbxout.c: Consistently use putc instead of fputc.
9451 (print_wide_int): New function; call instead of direct fprintf.
9452 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9453 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9454 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9455 (print_int_cst_octal): Likewise.
9456 (print_octal): Show we wrote characters.
9457 (dbxout_type): Set have_used_extensions in more places.
9459 2001-07-25 Catherine Moore <clm@redhat.com>
9461 * config/v850/v850.c (v850_va_arg): Use addr
9462 instead of valist to build incr.
9464 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9466 * flow.c (delete_dead_jumptables): New function.
9467 (life_analyzis): Call it.
9468 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9471 2001-07-25 Richard Henderson <rth@redhat.com>
9473 * except.c (reachable_handlers): Handle a region being removed
9474 out from under a RESX.
9476 2001-07-25 Richard Henderson <rth@redhat.com>
9478 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9479 swap GE/GT if it is an fp comparison.
9481 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9483 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9486 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9488 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9489 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9492 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9494 (visit_expression): When attempting to simplify an expression,
9495 retrieve any modes for arguments before they are simplified
9498 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9499 Janis Johnson <janis@us.ibm.com>
9501 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9502 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9503 pointer parameters to match documented usage of nonlocal_goto.
9504 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9505 parameters to their correct order.
9506 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9507 parameters to their correct order.
9509 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9511 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9513 2001-07-25 Jan Hubicka <jh@suse.cz>
9514 Richard Henderson <rth@redhat.com>
9516 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9518 (make_edges): New argument update_p; populate the edge cache if set.
9519 (find_basic_blocks): Update make_edges invocation.
9521 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9523 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9525 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9527 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9528 -Acpu and -Amachine.h.
9529 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9530 Corrected header to say ELF not a.out.
9531 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9532 when given -msoft-float.
9534 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9536 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9537 extra multilib parts like arm-elf.
9538 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9539 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9540 crtfini.o as extra multilib parts.
9542 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9544 * configure.in: Add rtems as a supported thread model.
9545 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9546 * configure: Rebuilt.
9548 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9550 * stor-layout.c (get_mode_alignment): make it work when
9551 BITS_PER_UNIT is not a power of two.
9552 * builtins.c (get_pointer_alignment): Likewise.
9554 2001-07-24 Richard Henderson <rth@redhat.com>
9556 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9557 the retrieved constant into the expected mode.
9559 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9561 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9562 (verify_flow_info): Check for duplicated edges; clarify
9565 * flow.c (block_label): Update basic_block_for_insn.
9566 (commit_edge_insertions): Call compute_bb_for_insn.
9568 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9571 * flow.c (redirect_edge_and_branch,
9572 try_optimize_cfg): Use redirect_edge_succ_nodup
9573 (redirect_edge_succ_nodup): New.
9574 * basic_block.h (redirect_edge_succ_nodup): Declare.
9576 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9579 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9581 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9582 (try_crossjump_to_edge): Update commetns.
9583 (try_crossjump_bb): Likewise.
9585 2001-07-24 Richard Henderson <rth@redhat.com>
9587 * combine.c (distribute_notes): Move set of need_refresh
9588 for noop_move_p down to catch all cases.
9590 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9592 * recog.c (split_all_insns_noflow): New.
9593 * rtl.h (split_all_insns_noflow): Declare.
9594 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9595 * m68hc11.c (m68hc11_reorg): Likewise.
9596 * sh.c (machine_dependent_reorg): Likewise.
9597 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9600 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9602 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9603 (ashlsi3_n splitter): Likewise.
9604 (lshrsi3_n splitter): Likewise.
9606 (GOTaddr2picreg): Make const SImode.
9607 (sym_label2reg): Likewise.
9608 (symGOT2reg): Likewise.
9609 (symGOTOFF2reg) Likewise.
9611 (casesi_worker_0): Make unspec SImode.
9613 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9615 * config/sh/sh.c (barrier_align): Check that an operand really is
9616 an insn before extracting its INSN_CODE.
9618 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9620 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9623 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9624 for SImode to prevent overflow.
9626 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9628 * config/mips/irix6-libc-compat.c: New file.
9629 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9630 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9633 2001-07-24 lars brinkhoff <lars@nocrew.org>
9635 * rtl.texi (REG_POINTER): Document.
9636 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9637 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9639 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9641 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9643 2001-07-23 Richard Henderson <rth@redhat.com>
9645 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9647 2001-07-23 Kazu Hirata <kazu@hxi.com>
9649 * config/h8300/h8300-protos.h: Add a prototype for
9650 general_operand_dst_push.
9651 * config/h8300/h8300.c (general_operand_dst_push): New.
9652 * config/h8300/h8300.h (OK_FOR_T): New.
9653 (EXTRA_CONSTRAINT): Use it.
9654 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9655 the existing movqi pattern.
9656 (movhi_push): Likewise.
9658 * reload.c: Fix comment typos.
9660 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9662 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9664 2001-07-23 H.J. Lu (hjl@gnu.org)
9666 * doc/extend.texi: Update __builtin_return_address and
9667 __builtin_frame_address.
9669 2001-07-23 Richard Henderson <rth@redhat.com>
9671 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9673 * config/i386/i386.md: New setcc+movzbl peephole2.
9675 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9677 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9678 * objc/objc-act.c: Include debug.h.
9679 (synth_module_prologue): Save and restore debug hooks too.
9681 2001-07-23 lars brinkhoff <lars@nocrew.org>
9683 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9684 and C4X_FLOAT_FORMAT.
9685 (BOOL_TYPE_SIZE): Document.
9687 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9689 * unroll.c (loop_iterations): Fix miscalculation of initial
9692 2001-07-13 Andrew Haley <aph@redhat.com>
9694 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9695 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9696 * config/sh/sh.c (sh_can_redirect_branch): New function.
9697 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9698 * reorg.c (steal_delay_list_from_target): Use
9699 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9701 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9703 * flow.c (try_simplify_condjump): Unlink insn chain on
9704 fallthru edge; use can_fallthru.
9706 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9708 * basic-block.h (find_sub_basic_block): Declare.
9709 * flow.c (make_edges): New arguments MIN and MAX;
9710 (find_sub_basic_blocks): Revamp to use make_edges
9711 and purge_dead_edges.
9712 (find_basic_blocks): Update call of find_sub_basic_block.
9714 * recog.c (split_all_insns): Always expect CFG to be consistent;
9715 call find_sub_basic_blocks in case something has changed.
9716 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9719 * basic-block.h (delete_noop_moves): Declare.
9720 * combine.c (combine_instructions): Call it.
9721 (recog_for_combine): Tolerate noop moves
9722 (distribute_notes): Force refresh when register dies at noop move.
9723 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9725 (life_analysis): Update delete_noop_moves call.
9726 (set_noop_p): Move too ...
9727 * rtlanal.c (noop_move_p): ... here.
9728 * rtl.h (noop_move_p): Declare.
9730 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9731 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9733 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9734 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9736 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9738 * reload.c (push_reload): Fix typo in comment.
9739 (find_reloads_address): Ditto.
9740 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9742 2001-07-22 Richard Henderson <rth@redhat.com>
9744 * flow.c: Grammar check and clarify a lot of comments.
9745 (try_simplify_condjump): Rename variables to be clearer.
9746 (try_forward_edges): Skip complex and fallthru edges.
9747 Rearrange tests to avoid duplicate checks.
9748 (flow_find_cross_jump): Likewise.
9749 (outgoing_edges_match): Allow match if neither branch has
9750 probability data. Loosen probability match to 5%.
9751 (try_crossjump_to_edge): Hoist repeated indirection into
9753 (try_crossjump_bb): Don't check complex edges. Eliminate
9754 redundant crossjump tests.
9755 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9756 checks before more expensive checks.
9758 2001-07-22 Richard Henderson <rth@redhat.com>
9760 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9761 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9764 2001-07-22 Richard Henderson <rth@redhat.com>
9766 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9767 (const_sint32_operand): Likewise.
9768 * m68k.md (anon mulsi pattern): Use const_int_operand not
9769 const_sint32_operand.
9770 (umulsi3_highpart): Zero extend a constant input.
9771 (smulsi3_highpart): Don't bother checking SImode constant.
9772 (const_umulsi3_highpart): Give op3 DImode.
9773 (const_smulsi3_highpart): Likewise.
9775 2001-07-22 Richard Henderson <rth@redhat.com>
9777 * flow.c (split_block): Make sure bb_note is included in the
9778 new block when splitting before a label.
9780 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9782 * basic-block.h (redirect_edge_and_branch_force,
9783 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9784 * flow.c (redirect_edge_and_branch_force,
9785 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9786 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9787 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9788 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9789 instead of label; update CFG after transformation.
9790 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9791 for finishing the transformation; handle even case where ELSE
9792 does not follow THEN.
9793 (find_if_case_2): Update call of dead_or_predictable; simplify
9796 * emit-rtl.c (split_branch_probability): New global variable.
9797 (try_split): Take care to set split_branch_probability and
9798 create REG_BR_PROB note for new jump insns.
9799 * md.texi (define_split): Document new feature.
9801 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9803 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9805 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9806 (asm_out_file): Remove redundant declaration.
9807 (assemble_asm): Remove old #if 0 block.
9808 (assemble_variable): Remove end of function; debug output is
9809 now handled with global_decl. Remove old #if 0 block. Update.
9810 Remove saved_in_section and associated no-op code.
9811 * Makefile.in (varasm.o): Correct dependencies.
9813 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9815 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9816 the definition in defaults.h.
9818 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9820 * jump.c: Update comments.
9821 (delete_barrier_successors, delete_unreferenced_labels,
9822 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9823 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9824 jump_optimize, jump_optimize_minimal): Kill.
9825 (rebuild_jump_labels): Move code from jump_optimize_1.
9826 (purge_line_number_notes): Likewise.
9827 (copy_loop_headers): Likewise.
9828 * reg-stack.c: Update comment.
9830 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9831 JUMP_AFTER_REGSCAN): Kill.
9832 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9833 purge_line_number_notes and copy_loop_headers.
9835 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9836 Richard Henderson <rth@redhat.com>
9838 * dbxout.c (dbxout_global_decl): New.
9839 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9840 * sdbout.c (sdbout_finish): New.
9841 (sdbout_debug_hooks): Use it, add comments.
9842 (sdbout_global_decl): Defer initialised public vars to
9844 * varasm.c (assemble_variable): Don't output debug information
9845 for file-scope variables.
9847 2001-07-22 Richard Henderson <rth@redhat.com>
9849 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9850 (get_round_mode_suffix): New.
9851 (print_operand): Use them for [/]. Remove support for [&'`()+].
9852 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9853 * config/alpha/alpha.md (attr round_suffix): New.
9854 (attr trap_suffix): New.
9855 (all insns): Set them appropriately. Use %/ instead of the
9858 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9860 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9862 2001-07-22 Richard Henderson <rth@redhat.com>
9864 * regrename.c (regrename_optimize): Compute nregs for each
9865 potential target register.
9867 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9868 Richard Henderson <rth@redhat.com>
9870 * dbxout.c (dbxout_global_decl): New.
9871 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9872 * sdbout.c (sdbout_finish): New.
9873 (sdbout_debug_hooks): Use it, add comments.
9874 (sdbout_global_decl): Defer initialised public vars to
9876 * varasm.c (assemble_variable): Don't output debug information
9877 for file-scope variables.
9879 2001-07-21 H.J. Lu (hjl@gnu.org)
9881 * config/mips/mips.c (mips_cpu): Moved into ...
9882 (override_options): Here.
9884 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9886 (mips_cpu): Removed.
9888 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9890 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9891 ("iorqi3"): Likewise.
9892 ("xorqi3"): Likewise.
9893 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9894 ("*subhi3_sp): Likewise.
9895 ("*subhi3"): Likewise.
9896 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9899 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9901 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9902 * config/freebsd.h: Likewise.
9903 * config/linux.h: Likewise.
9904 * config/openbsd.h: Likewise.
9905 * config/alpha/linux-elf.h: Likewise.
9906 * config/arm/linux-elf.h: Likewise.
9907 * config/d30v/d30v.h: Likewise.
9908 * config/fr30/fr30.h: Likewise.
9909 * config/ia64/aix.h: Likewise.
9910 * config/ia64/ia64.h: Likewise.
9911 * config/mips/linux.h: Likewise.
9912 * config/pj/pj.h: Likewise.
9913 * config/rs6000/linux.h: Likewise.
9914 * config/sparc/linux.h: Likewise.
9915 * config/sparc/linux64.h: Likewise.
9917 2001-07-20 Bruce Korb <bkorb@gnu.org>
9919 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9920 because getc() and char* may disagree on signedness.
9922 2001-07-20 Richard Henderson <rth@redhat.com>
9924 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9926 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9927 insns to delete in the presence of cc0 in a jump insn.
9929 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9930 Jan Hubicka <jh@suse.cz>
9932 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9933 of doing the change by hand.
9935 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9937 * rtlanal.c (set_noop_p): Return true for noop jumps.
9939 * expr.c (emit_single_push_insn): Add call to push expander.
9940 * expr.h (optab_index): Add OTI_push
9941 (push_optab): New constant.
9942 * genopinit.c (optabs): Add push_optab.
9943 * optabs.c (init_optab): Init push optab.
9944 * md.texi (push??1): Document
9946 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9948 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9949 expand to emit the pattern; put a REG_INC note for push/pop
9951 ("movdf", "movdf_internal"): Likewise.
9952 ("movsi", "movsi_internal"): Likewise.
9953 ("movsf", "movsf_internal"): Likewise.
9954 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9956 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9958 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9961 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9963 * params.def: Change default max inline insns to 100.
9965 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9967 * combine.c (combine_simplify_rtx): Generate a new shift operation
9968 when simplifying the first operand of a (neg (ashift)) expression.
9970 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9972 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9974 2001-07-20 Kelley Cook <kelley.cook@home.com>
9976 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9977 information. Move rest into ...
9978 (*-*-solaris): ... here. Eliminate redundant information and
9979 reword necessary packages section. Delete 4.x assembler bug info.
9980 (sparc-sun-*): Merge into ...
9981 (sparc-sun-sunos*): here.
9983 2001-07-20 Catherine Moore <clm@redhat.com>
9985 * config/v850/v850.md (casesi): Generate LABEL_REF
9988 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9990 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9991 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9992 * i386.md (strclrsi expander): Use it.
9994 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9996 * integrate.c (copy_insn_list): handle
9997 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9998 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9999 identically as to CODE_LABEL.
10001 * fold-const (fold): Convert A/B/C to A/(B*C) and
10004 * except.c (connect_post_landing_pads): Delete the RESX insns.
10006 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10008 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10010 * config/mips/mips.md (nmadd/nmsub): Use macro.
10012 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10014 * cppinit.c (remove_dup_dir): Make static.
10015 (remove_dup_dirs): Make static. Only warn about preempting a
10016 system directory with a non-system directory.
10018 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10020 * ifcvt.c (noce_try_store_flag_constants): Correct order
10021 of parameters to trunc_int_for_mode.
10023 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10025 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10026 an exception that will be caught within this function, do not fill
10027 its delay slot with any subsequent instruction.
10029 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10031 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10032 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10033 pointer extension instruction.
10034 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10035 * simplify-rtx.c (simplify_unary_operation) Likewise.
10036 * explow.c (convert_memory_address) Check value of
10037 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10039 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10040 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10041 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10042 Add Multilib Support.
10043 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10044 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10045 Add Multilib Support.
10046 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10048 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10049 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10050 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10052 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10054 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10055 old and new operands in `<', `3' and `b'.
10057 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10059 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10060 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10061 (toplev.o): Don't depend on xcoffout.h.
10062 * c-decl.c: Include debug.h
10063 (duplicate_decls): Use debug hook.
10064 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10065 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10066 (dbxout_types): Remove.
10067 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10068 * debug.c (do_nothing_debug_hooks): Update.
10069 (debug_true_tree, debug_nothing_rtx): New.
10070 * debug.h (struct rtx_def): New.
10071 (struct gcc_debug_hooks): New hooks ignore_block,
10072 outlining_inline_function and label.
10073 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10074 dwarf2out_frame_finish): New.
10075 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10076 Make static, update prototype.
10077 (dwarf2_debug_hooks): Update.
10078 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10079 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10080 * dwarfout.c (dwarf_debug_hooks): Update.
10081 * emit-rtl.c: Include debug.h.
10082 (remove_unnecessary_notes): Use debug hook.
10083 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10084 (final_scan_insn): Use debug hook.
10085 * integrate.c (output_inline_function): Use debug hook.
10086 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10087 (sdb_debug_hooks): Update.
10088 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10089 * toplev.c: Don't include xcoffout.h.
10090 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10091 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10093 * tree.h (dwarf2out_do_frame): Remove.
10095 2001-07-19 Catherine Moore <clm@cygnus.com>
10097 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10099 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10101 * reload1.c (eliminate_regs_in_insn): When updating a set
10102 to the frame pointer to the hardware frame pointer, perform
10103 the update always not just when REPLACE is set.
10105 * reload1.c (choose_reload_regs): Don't inherit a reload
10106 that crosses multiple registers if registers past the first
10107 don't fit in the desired class.
10109 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10110 when negating constants.
10112 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10114 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10115 * doc/tree.texi: Ditto.
10117 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10118 Jakub Jelinek <jakub@redhat.com>
10120 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10121 (extract_cie_info): Handle "eh" augmentation properly,
10123 (struct frame_state, __frame_state_for): New.
10125 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10127 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10128 HANDLE_SYSV_PRAGMA): Define.
10129 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10131 (copy_object): Caller changed.
10133 2001-07-19 Andreas Schwab <schwab@suse.de>
10135 * configure.in (assembler dwarf2 debug_line support): Define nop
10137 * configure: Regenerated.
10139 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10141 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10143 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10144 to conditionally compiled block.
10145 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10146 * dbxout.h (dbxout_function): Remove.
10147 * debug.c (do_nothing_debug_hooks): Update.
10148 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10149 global_decl, deferred_inline_function.
10150 * dwarf2out.c (dwarf2_debug_hooks): Update.
10151 (dwarf2out_global_decl): New.
10152 * dwarfout.c: Don't include dwarfout.h.
10153 (dwarfout_global_decl, dwarfout_function_decl,
10154 dwarfout_deferred_inline_function): New.
10155 (dwarf_debug_hooks): Update.
10156 * dwarfout.h: Remove.
10157 * final.c: Don't include dwarfout.h.
10158 * sdbout.c (sdbout_global_decl): New.
10159 (sdbout_debug_hooks): Update.
10160 * toplev.c: Don't include dwarfout.h.
10161 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10162 (note_deferral_of_defined_inline_function): Remove.
10163 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10164 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10165 * ch/lex.c: Don't include dwarfout.h.
10166 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10167 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10168 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10169 * cp/optimize.c: Include debug.h.
10170 (maybe_clone_body): Use debug hook.
10171 * cp/semantics.c: Include debug.h.
10172 (expand_body): Use debug hook.
10173 * po/POTFILES.in: Remove dwarfout.h.
10175 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10177 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10178 * c-parse.in (yyerror, _yylex): Similarly.
10179 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10180 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10182 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10183 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10185 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10187 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10188 in-class declaration at -g1. Fixes c++/2814.
10190 2001-07-18 Richard Henderson <rth@redhat.com>
10192 * doc/md.texi (reload_in/out): Document restrictions in predicates
10193 and constraints for these patterns. Document empty string matching
10196 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10198 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10200 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10202 * cse.c: Undo my previous patch.
10204 2001-07-18 Tom Tromey <tromey@redhat.com>
10207 * configure: Rebuilt.
10208 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10210 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10212 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10213 Jan Hubicka <jh@suse.cz>
10215 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10216 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10217 * jump.c (mark_jump_label): Do not forward branches.
10219 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10221 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10222 when return value is unused.
10224 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10226 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10228 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10230 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10231 on error. We can't blindly return the result of
10232 pthread_mutex_trylock because it returns a positive number on
10233 error, while we must return -1 on error.
10234 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10236 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10238 2001-07-18 Andreas Jaeger <aj@suse.de>
10240 * integrate.c (output_inline_function): Correct type of debug_hooks.
10242 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10244 * combine.c (combine_simplify_rtx): DIV can be treated
10245 associatively for floats if unsafe math optimisations are enabled.
10247 2001-07-17 Richard Henderson <rth@redhat.com>
10249 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10251 2001-07-17 Richard Henderson <rth@redhat.com>
10253 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10254 don't force the function address into a register.
10255 (expand_call, emit_library_call_value_1): Update callers.
10256 * builtins.c (expand_builtin_apply): Likewise.
10257 * expr.h (prepare_call_address): Update decl.
10259 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10261 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10263 * config/i386/chorus.h: Move up.
10264 * config/sparc/chorus.h: Likewise.
10265 * config/rs6000/chorus.h: Likewise.
10266 * config/chorus.h: Moved here.
10268 2001-07-17 Andreas Schwab <schwab@suse.de>
10270 * configure.in (assembler eh_frame optimization): Handle big
10272 * configure: Regenerated.
10274 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10276 * expr.c (epxand_expr): Convert divisions into multiplications by
10277 reciprocals if -ffast-math.
10279 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10281 * dbxout.c (dbxout_really_begin_function): Rename to
10282 dbxout_begin_function.
10283 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10284 (dbxout_begin_function): Remove.
10285 (dbxout_function): Update.
10286 (dbxout_source_line): Update prototype.
10287 * dbxout.h (dbxout_begin_function): Remove.
10288 * debug.c (do_nothing_debug_hooks): Update.
10289 (debug_nothing_tree): Update.
10290 (debug_nothing_charstar_rtx): Remove.
10291 * debug.h (union tree_node): Declare.
10292 (struct rtx_def): Remove.
10293 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10294 begin_function. Change source_line prototype.
10295 (debug_nothing_tree): New.
10296 (debug_nothing_charstar_rtx): Delete.
10297 (dwarf2out_begin_prologue): Moved from ...
10298 * tree.h: ... here.
10299 * dwarf2out.c (dwarf2_debug_hooks): Update.
10300 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10301 debug info, call dwarf2out_source_line.
10302 (dwarf2out_souce_line): Update prototype.
10303 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10304 Change prototype, make static.
10305 (dwarfout_source_line): Update prototype.
10306 (dwarf_debug_hooks): Update.
10307 * dwarfout.h (dwarfout_begin_function): Remove.
10308 * final.c (final_start_function, final_scan_insn): Use appropriate
10309 debug hooks, update to use notice_source_line.
10310 (output_source_line): Rename notice_source_line. Don't call the
10311 source_line debug hook.
10312 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10313 make static, update prototype.
10314 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10316 (sdbout_end_prologue): New.
10317 (sdbout_source_line): Update prototype.
10318 (sdbout_debug_hooks): Update.
10319 (sdbout_symbol): Remove unused var.
10320 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10322 * varasm.c: Include debug.h.
10323 (assemble_start_function): Use begin_function debug_hook.
10324 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10325 update with prototype.
10326 (xcoffout_source_line): Update prototype.
10327 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10329 (xcoffout_source_line): Update prototype.
10331 2001-07-17 Richard Henderson <rth@redhat.com>
10333 * c-typeck.c (build_binary_op): Do not shorten unsigned
10334 right shift after sign extension.
10336 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10338 * combine.c (combine_simplify_rtx): Attempt to simplify
10339 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10341 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10342 (simplify_binary_operation, simplify_unary_operation,
10343 simplify_relational_operation): Use it.
10345 * combine.c (combine_simplify_rtx): Don't do associative law
10346 on divisions; allow associative law on floats.
10348 2001-07-17 H.J. Lu <hjl@gnu.org>
10349 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10351 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10352 ASM_OUTPUT_WEAK_ALIAS are defined.
10353 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10354 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10356 * config/mips/iris5.h: ... here.
10357 (HANDLE_SYSV_PRAGMA): Defined as 1.
10358 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10359 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10362 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10364 * c-parse.in (all_prefix_attributes): New variable.
10365 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10366 (maybe_resetattrs): New production.
10367 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10368 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10369 notype_initdcl, nested_function, notype_nested_function,
10370 component_decl, components, components_notype,
10371 component_declarator, component_notype_declarator,
10372 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10373 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10374 after a comma being applied to more than one declarator.
10375 * doc/extend.texi (Attribute Syntax): Update. Remove
10376 documentation of bugs that are no longer present.
10378 2001-07-13 Eric Christopher <echristo@redhat.com>
10380 * config/mips/mips.h: Change TUNE_MIPS* options to use
10382 (EXTRA_SPECS): Add cc1_cpu_spec.
10383 * config/mips/mips.md (muldf3): Fix typo.
10385 2001-07-16 Richard Henderson <rth@redhat.com>
10387 * config/m68k/m68k.c: Include expr.h and reload.h.
10388 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10389 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10391 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10392 Richard Henderson <rth@redhat.com>
10394 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10395 (insn_live_p): Fix fall off end of function.
10396 (dead_libcall_p): Remove COUNTS argument; update callers.
10397 (delete_trivially_dead_insns): Remove unused variables.
10399 2001-07-17 Andreas Jaeger <aj@suse.de>
10401 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10402 x86-64 pic support.
10404 * lcm.c (optimize_mode_switching): Avoid warning for unused
10405 variable if !NORMAL_MODE.
10407 * flow.c (try_crossjump_to_edge): Remove unused variable.
10409 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10411 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10412 atexit declaration in stdlib.h.
10414 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10416 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10418 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10420 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10421 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10422 do rebuild_jump_labels instead of jump_optimize
10423 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10424 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10425 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10427 * flow.c: Include timevar.h
10428 (find_basic_block): Push/pop timevar;
10429 (cleanup_cfg): Likewise.
10430 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10431 * Makefile: Add dependencies on timevar.h
10433 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10434 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10436 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10437 * toplev.c (rest_of_compilation): Update calls.
10438 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10439 (delete_trivially_dead_insns): ... here; accept new argument
10440 preserve_basic_blocks; preserve basic blocks if set.
10442 * reg-stack.c (stack_regs_mentioned): Return 0 if
10443 stack_regs_mentioned_data is not initialized.
10444 (reg_to_stack): Make stack_regs_mentioned survive after the
10445 reg-stack is completted; do not call cleanup_cfg.
10446 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10447 make cleanup_cfg after bb-reorder to output to debug file.
10449 2001-07-16 Richard Henderson <rth@redhat.com>
10451 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10452 from int_reg_class_contents.
10454 2001-07-16 Richard Henderson <rth@redhat.com>
10456 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10457 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10458 (init_reg_sets_1): Move initialization from cse_main.
10459 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10460 (cse_main): Move its initialization also.
10461 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10462 * flow.c (propagate_one_insn): Likewise.
10463 * gcse.c (compute_hash_table): Likewise.
10464 (compute_kill_rd, compute_store_table): Likewise.
10465 * sched-deps.c (sched_analyze_1): Likewise.
10467 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10469 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10472 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10474 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10475 in if statement so we don't access undefined memory.
10477 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10479 * gcse.c: Update comment at top.
10480 Update comment on mem handling.
10481 mem_last_set, mem_first_set, mem_set_in_block: gone.
10482 Declaration of reg_set_info: gone.
10483 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10484 pointless with load_killed_in_block_p (they are *more*
10485 conservative then it, not less, and less accurate).
10486 (oprs_not_set_p): Ditto.
10487 (alloc_gcse_mem): Don't allocate mem_set_in_block
10488 (free_gcse_mem): Don't free it, either.
10489 (record_last_mem_set_info): Update comment in front, remove
10490 mem_*set_* stuff. Note the reason we don't handle stores directly
10492 (compute_hash_table): Update comments to reflect reality. Remove
10493 mem_*set_* references.
10494 (reset_opr_set_tables): Remove mem_*set_* references.
10495 (mark_call): Ditto.
10496 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10497 (mark_clobber): Ditto (on both parts, we double set here too).
10498 (expr_killed_p): Remove mem_set_in_block test.
10499 (compute_transp): Remove mem_set_in_block test.
10501 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10502 of edge, and removal of phi alternative to dump file.
10503 (ssa_ccp_substitute_constants): Add note about register now being
10504 constant, and which uses were replaced in what insns to dump file.
10506 2001-07-16 Andreas Jaeger <aj@suse.de>
10508 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10509 variables of type HOST_WIDEST_INT.
10511 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10512 (__bb_exit_func): Correct type of count_max to avoid overflow.
10513 (num_digits): Handle long long argument.
10515 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10517 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10519 * output.h (sdb_begin_function_line): Restore as an extern
10521 * sdbout.c (sdb_begin_function_line): Make extern.
10523 2001-07-15 Richard Henderson <rth@redhat.com>
10525 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10526 * genrecog.c (maybe_both_true_mode): New.
10527 (maybe_both_true_2): Use it.
10528 (write_switch): Don't put Pmode in a switch.
10529 * rtl.c (mode arrays): Don't explicitly size them.
10531 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10533 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10534 handling; move unconditional splitting before mode switching.
10536 * i386.md (type): Add fistp type.
10537 (i387, length_attr, scheduling definitions): Handle this type.
10538 (fix_trunc?f?i2): Revamp to use mode switching.
10539 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10540 * i386.h (fp_cw_mode): New enum
10541 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10542 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10544 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10546 * Makefile.in (integrate.o): Add debug.h.
10547 * integrate.c (debug.h): Add.
10548 (output_inline_function): Save, reset, and restore debug_hooks.
10550 2001-07-15 Richard Henderson <rth@redhat.com>
10552 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10553 instead of COMPARE for the EQUIV expression.
10555 2001-07-15 Richard Henderson <rth@redhat.com>
10557 * flow.c (redirect_edge_and_branch_force): Initialize
10558 global_live_at_start and global_live_at_end.
10559 (allocate_bb_life_data): Export.
10560 * basic-block.h (allocate_bb_life_data): Declare.
10561 * toplev.c (rest_of_compilation): Call it.
10563 2001-07-15 Richard Henderson <rth@redhat.com>
10565 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10566 (alpha_tablejump_best_label): New.
10567 * config/alpha/alpha-protos.h: Declare them.
10568 * config/alpha/alpha.md: Use braced strings for code blocks.
10569 (tablejump_osf): Break out add with r29.
10570 (tablejump_osf_internal): Remove.
10571 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10572 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10574 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10576 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10579 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10581 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10582 (ix86_fp_jump_nontrivial_p): New.
10583 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10584 use ix86_fp_jump_nontrivial_p.
10585 * i386.c (ix86_fp_jump_nontrivial_p): New.
10586 (ix86_split_fp_branch): Accept code instead of rtx.
10587 (ix86_expand_compare): Expand comparison early in case
10588 doing so is resonably cheap.
10590 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10592 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10594 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10595 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10597 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10599 * dbxout.c (dbxout_source_line): Make static, update prototype.
10600 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10601 (dbxout_init, dbxout_finish, dbxout_source_line,
10602 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10603 * dbxout.h (dbxout_source_line): Delete.
10604 * debug.c (debug_nothing_file, debug_nothing_file_int,
10605 debug_nothing_file_charstar_rtx): New.
10606 (do_nothing_debug_hooks): Update.
10607 (debug_nothing_void, debug_nothing_charstar_rtx,
10608 dwarf2out_end_epilogue): New.
10609 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10610 * debug.h (struct rtx_def): Declare.
10611 (gcc_debug_hooks): New hooks source_line, end_epilogue
10613 (debug_nothing_void, debug_nothing_charstar_rtx,
10614 dwarf2out_end_epilogue): New.
10615 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10616 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10617 (dwarf2_debug_hooks): Update.
10618 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10619 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10620 * dwarf2out.h (dwarf2out_source_line): Remove.
10621 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10622 Make static, update prototype.
10623 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10624 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10625 (dwarf_debug_hooks): Update.
10626 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10627 dwarfout_end_function): Remove.
10628 * final.c (profile_function): Use debug hooks for ending functions
10630 (output_source_line, final_end_function): Update prototype,
10632 (final_start_function, final_scan_insn): Update.
10633 * output.h (sdb_begin_function_line): Remove.
10634 (final_end_function): Update prototype.
10635 * sdbout.c (sdb_begin_function_line): Make static.
10636 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10637 (sdbout_source_line): New.
10638 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10640 (sdb_debug_hooks): Update.
10641 (sdbout_init, sdbout_source_line,
10642 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10643 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10644 * toplev.c (compile_file, rest_of_compilation): Update.
10645 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10646 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10647 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10648 Update for prototype changes.
10649 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10650 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10652 2001-07-15 Richard Henderson <rth@redhat.com>
10654 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10655 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10656 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10657 * config/alpha/alpha.c: Likewise.
10658 * config/alpha/alpha.md: Likewise.
10659 * config/alpha/alpha32.h: Likewise.
10660 * config/alpha/vms.h: Likewise.
10661 (OPEN_VMS): Remove.
10663 2001-07-14 Richard Henderson <rth@redhat.com>
10665 * config/alpha/alpha.md: Use define_constants for unspec values.
10666 Substitute throughout.
10668 2001-07-14 Tim Josling <tej@melbpc.org.au>
10670 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10672 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10674 * pa.md: Remove unused constraints from define_split's.
10676 2001-04-14 Richard Henderson <rth@redhat.com>
10678 * ifcvt.c (find_cond_trap): Test for exit block.
10680 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10682 Re-install recently reverted patch.
10683 * emit-rtl.c (try_split): Update mark_jump_label call.
10684 * flow.c (find_sub_basic_blocks): Likewise.
10685 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10686 jump_back_p): Kill.
10687 (mark_all_labels): Kill second parameter.
10688 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10689 (rebuild_jump_labels, jump_optimize_minimal): Update call
10690 of jump_optimize_1.
10691 (jump_optimize_1): Kill crossjumping code.
10692 (mark_jump_label): Kill cross_jump parameter.
10693 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10694 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10695 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10697 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10699 (dump_file_info): Likewise.
10700 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10701 reorganize passes to do reg-stack first, bb-reorder second.
10702 * invoke.texi (-d letters doc): Remove the jump2 pass.
10704 2001-07-14 Richard Henderson <rth@redhat.com>
10706 * ifcvt.c (find_cond_trap): New.
10707 (find_if_header): Call it.
10708 (merge_if_block): Relax existing jump sanity check.
10709 * jump.c (jump_optimize_1): Remove conditional trap handling.
10711 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10713 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10715 (insn_refs_are_delayed): Correct comment.
10716 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10717 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10718 instead of r31. Make associated insn !TARGET_64BIT, and
10719 provide an additional 64-bit insn that clobbers r2.
10720 (divsi3): Likewise.
10721 (udivsi3): Likewise.
10722 (modsi3): Likewise.
10723 (umodsi3): Likewise.
10725 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10727 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10729 * flow.c (redirect_edge_and_branch_force, split_edge,
10730 try_crossjump_to_edge): Use set_block_for_new_insns.
10731 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10733 2001-07-13 H.J. Lu (hjl@gnu.org)
10735 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10738 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10740 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10742 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10744 * c-common.c (decl_attributes): Take a pointer to the node to
10745 which attributes are to be attached, and a flags argument.
10746 * c-common.h (enum attribute_flags): New.
10747 (decl_attributes): Update prototype.
10748 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10749 finish_enum, start_function): Update calls to decl_attributes.
10750 * c-parse.in (component_declarator, component_notype_declarator,
10751 label): Update calls to decl_attributes.
10753 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10755 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10756 * config/avr/avr.c (legitimate_address_p): Return value changed
10757 from letter to register classes. For better debugging.
10759 2001-07-13 Kazu Hirata <kazu@hxi.com>
10761 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10763 2001-07-13 H.J. Lu (hjl@gnu.org)
10765 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10767 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10769 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10770 correctly for shared configurations.
10771 * config/t-libgcc-pic: New.
10772 * config/{i386,m68k,sparc}/t-openbsd: New.
10773 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10774 Support -shared. Support debugging libraries with -g.
10775 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10776 frame information does not emit pointer diffs.
10777 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10778 emit pointer diffs.
10780 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10782 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10784 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10786 * combine.c (try_combine): Ensure const_int pow2 is positive.
10788 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10790 * config.gcc: Add configuration for s/390.
10791 * config/s390/s390.c: New. Subroutines for code generation.
10792 * config/s390/s390.h: New. Definitions for s/390.
10793 * config/s390/s390-protos.h: New. Prototypes.
10794 * config/s390/linux.h: New. Definitions for linux for s/390.
10795 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10796 * config/s390/t-linux: New. Makefile fragment.
10797 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10798 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10800 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10802 * emit-rtl.c (try_split): Update mark_jump_label call.
10803 * flow.c (find_sub_basic_blocks): Likewise.
10804 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10805 jump_back_p): Kill.
10806 (mark_all_labels): Kill second parameter.
10807 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10808 (rebuild_jump_labels, jump_optimize_minimal): Update call
10809 of jump_optimize_1.
10810 (jump_optimize_1): Kill crossjumping code.
10811 (mark_jump_label): Kill cross_jump parameter.
10812 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10813 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10814 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10816 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10818 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10819 reorganize passes to do reg-stack first, bb-reorder second.
10820 * invoke.texi (-d letters doc): Remove the jump2 pass.
10822 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10824 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10826 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10828 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10830 (verify_flow_info): Make diagnostics prettier.
10832 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10834 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10836 * flow.c (outgoing_edges_match): Return early if condition reversal
10839 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10841 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10842 (mips_move_2words): When splitting a move into two instructions,
10843 prefix the second address operand with '%D'.
10845 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10847 * Makefile.in (final.o): Depend on debug.h.
10848 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10849 (dbx_debug_hooks): Add new hooks.
10850 (xcoff_debug_hooks): New.
10851 * debug.c (debug_nothing_file_int_int): New.
10852 (do_nothing_debug_hooks): Update.
10853 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10854 (debug_nothing_file_int_int): New.
10855 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10856 static, update prototype.
10857 (dwarf2_debug_hooks): Update.
10858 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10859 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10860 static, update prototype.
10861 (dwarf_debug_hooks): Update.
10862 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10863 * final.c: Include debug.h.
10864 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10865 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10866 static, update prototype.
10867 (sdb_debug_hooks): Update.
10868 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10869 * toplev.c: Distinguish between xcoff and dbx.
10871 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10872 Call all debug hooks, not just dwarf ones.
10874 2001-07-11 Timothy Wall <twall@redhat.com>
10876 * config.gcc: Add configuration for AIX5/IA64.
10877 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10878 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10879 support prefix/suffix code.
10880 * config/ia64/t-aix: New. Makefile fragment.
10881 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10883 2001-07-11 Kazu Hirata <kazu@hxi.com>
10885 * recog.c (validate_change): Fix a comment typo.
10887 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10889 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10890 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10892 * dbxout.c (dbx_debug_hooks): Add new hooks.
10893 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10895 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10897 * dbxout.h (dbxout_start_new_source_file,
10898 dbxout_resume_previous_source_file): Delete.
10899 * debug.c (do_nothing_debug_hooks): Add new hooks.
10900 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10901 (debug_nothing_int_charstar, debug_nothing_int): New.
10902 * debug.h (gcc_debug_hooks): New hooks define, undef,
10903 start_source_file and end_source_file.
10904 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10905 (debug_nothing_int_charstar, debug_nothing_int): New.
10906 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10907 the conditionally compiled section.
10908 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10909 dwarf2out_define, dwarf2out_undef): Make static.
10910 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10911 dwarf2out_define, dwarf2out_undef): Remove.
10912 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10913 (dwarfout_start_source_file, dwarfout_end_source_file,
10914 dwarfout_define, dwarfout_undef): Make static.
10915 (dwarfout_start_source_file_check,
10916 dwarfout_end_source_file_check): New.
10917 (dwarfout_define, dwarfout_finish): Update.
10918 * dwarfout.h (dwarfout_start_new_source_file,
10919 dwarfout_resume_previous_source_file, dwarfout_define,
10920 dwarfout_undef): Remove.
10921 * sdbout.c (sdb_debug_hooks): Add new hooks.
10922 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10924 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10925 make static, take an arg.
10926 * sdbout.h (sdbout_start_new_source_file,
10927 sdbout_resume_previous_source_file): Delete.
10928 * toplev.c (debug_start_source_file, debug_end_source_file,
10929 debug_define, debug_undef): Delete.
10930 * toplev.h (debug_start_source_file, debug_end_source_file,
10931 debug_define, debug_undef): Delete.
10933 * java/jcf-parse.c: Include debug.h.
10934 (parse_class_file): Update to use debug hooks directly.
10935 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10937 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10939 * alias.c (set_mem_alias_set): New function.
10940 * rtl.h (set_mem_alias_set): Declare it.
10941 * builtins.c (expand_builtin_return_addr): Call it instead of
10942 using MEM_ALIAS_SET accessor.
10943 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10944 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10945 (expand_builtin_va_copy):Likewise.
10946 * caller-save.c (setup_save_areas): Likewise.
10947 * calls.c (compute_argument_addresses): Likewise.
10948 * explow.c (set_mem_attributes): Likewise.
10949 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10950 (expand_assignment, store_constructor_field, store_field): Likewise.
10951 (expand_expr_unaligned): Likewise.
10952 * function.c (assign_stack_temp_for_type): Likewise.
10953 (put_reg_into_stack, gen_mem_addressof): Likewise.
10954 * ifcvt.c (noce_try_cmove_arith): Likewise.
10955 * reload1.c (reload, alter_reg): Likewise.
10956 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10957 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10958 (alpha_expand_unaligned_store): Likewise
10959 (alpha_expand_unaligned_load_words): Likewise.
10960 (alpha_expand_unaligned_store_words): Likewise.
10961 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10962 (alpha_expand_epilogue): Likewise.
10963 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10964 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10965 * config/i386/i386.c (legitimize_pic_address): Likewise.
10966 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10967 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10968 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10969 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10970 * config/mips/mips.c (mips_va_arg): Likewise.
10971 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10972 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10973 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10974 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10975 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10976 (rs6000_emit_epilogue): Likewise.
10977 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10978 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10979 * config/v850/v850.c (v850_va_arg): Likewise.
10981 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10983 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10984 when fallthru edge is present.
10985 (mege_blocks): Handle case where creation of jump insn
10988 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10989 CLEANUP_POST_REGSTACK): New constants.
10990 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10991 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10992 * output.h (cleanup_cfg): Update prototype.
10993 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10994 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10995 cleanup_cfg call; kill missleading comment.
10996 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10997 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10998 parameter; control optimizations performed using it.
10999 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11000 try_crossjump_bb): New functions.
11002 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11004 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11006 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11007 pa_output_function_prologue.
11008 * pa-protos.h (pa_output_function_prologue): New prototype.
11010 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11012 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11013 and low to get correct sign extension in low+high test.
11015 2001-07-11 Janis Johnson <janis@us.ibm.com>
11017 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11018 for large hit count.
11020 * profile.c (branch_prob): Fix .bbg info for computed gotos
11023 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11025 * stmt.c (parse_output_constraint): New function, split out
11027 (expand_asm_operands): ... here. Use parse_output_constraint.
11028 * tree.h (parse_output_constraint): Declare it.
11030 2001-07-11 Richard Henderson <rth@redhat.com>
11032 * bitmap.c: Comment some functions; fiddle whitespace.
11033 (bitmap_free): Don't export.
11034 (bitmap_element_allocate): Use memset.
11035 * bitmap.h (bitmap_free): Don't declare.
11037 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11039 * gcse.c, lcm.c, sched-deps.c:
11040 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11042 * flow.c (flow_loops_find): Free dom if we found no loops, since
11043 we aren't going to save it.
11045 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11048 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11050 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11052 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11054 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11055 #ifndef DWARF2_DEBUGGING_INFO.
11057 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11059 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11061 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11063 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11064 reverse a branch if a NE comparison is implemented with GTU.
11066 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11067 H.J. Lu <hjl@gnu.org>
11069 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11070 constant addresses.
11071 (call_internal2): Likewise.
11072 (call_value_internal1): Likewise.
11073 (call_value_internal2): Likewise.
11074 (call_value_multiple_internal1): Likewise.
11075 (call_value_multiple_internal2): Likewise.
11077 2001-07-10 Kazu Hirata <kazu@hxi.com>
11079 * calls.c (emit_library_call_value_1): Fix a comment typo.
11080 * dwarf2out.c (mem_loc_descriptor): Likewise.
11081 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11083 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11085 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11087 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11089 * recog.c (offsettable_address_p): Handle LO_SUM case.
11090 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11091 instead of plus_constant.
11093 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11095 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11096 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11098 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11100 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11101 adjust_address_nv instead of plus_constant.
11103 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11105 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11106 dwarf2out.o): Depend on debug.h, wrap long lines.
11107 * dbxout.c: Include debug.h.
11108 (dbx_debug_hooks): New.
11109 (dbxout_init): Make static, take just 2 args.
11110 (dbxout_finish): Make static.
11111 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11112 * debug.c: New file.
11113 * debug.h: New file.
11114 * dwarf2out.c: Include debug.h.
11115 (dwarf2_debug_hooks): New.
11116 (dwarf2out_init): Make static.
11117 (dwarf2out_finish): Make static, take 2 args.
11118 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11119 * dwarfout.c: Include debug.h.
11120 (dwarf_debug_hooks): New.
11121 (dwarfout_init): Make static.
11122 (dwarfout_finish): Make static, take 2 args.
11123 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11124 * sdbout.c: Include debug.h.
11125 (sdb_debug_hooks): New.
11126 (sdbout_init): Make static, take 2 args.
11127 * sdbout.h (sdbout_init): Delete.
11128 * toplev.c: Include debug.h.
11129 (debug_hooks): New.
11130 (compile_file): Set deubg_hooks based on command line options.
11131 Use the hooks unconditionally rather than conditional compilation.
11133 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11135 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11136 first_insn_after_basic_block_note instead.
11138 * df.c (df_bb_refs_unlink): #if 0 out for now.
11140 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11142 * ssa.h: Add prototype for ssa_const_prop
11143 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11144 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11145 (ssa_fast_dce): Remove unused variable
11147 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11149 * diagnostic.c (finish_diagnostic): Rename to
11150 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11153 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11155 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11158 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11159 (dump_file): Only pad the demangled name with spaces if the
11160 mangled name was padded with spaces.
11162 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11164 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11167 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11169 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11170 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11171 EXPAND_INITIALIZER.
11173 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11174 whether can put offset inside LO_SUM to check mode alignment, not size.
11176 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11178 * doc/tm.texi (Misc): Fix thinko.
11180 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11182 * regmove.c (replace_in_call_usage): Fix warnings.
11183 * sched-deps.c (add_dependence): Fix warnings.
11184 * simplify-rtx.c (simplify_subreg): Likewise.
11185 Return NULL_RTX instead of NULL.
11187 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11188 (subst_asm_stack_regs): Likewise.
11190 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11193 * dwarf2out.c (output_call_frame_info): Declare i as int.
11194 (build_abbrev_table): Declare n_alloc as int.
11195 (dwarf2out_finish): Initialize die.
11196 * except.c: Declare sjlj_funcdef_number as unsigned.
11197 (connect_post_landing_pads): Declare j as unsigned.
11198 (convert_to_eh_region_ranges): Initialize call_site.
11199 (output_function_exception_table): Initialize tt_format_size.
11200 * expr.c (move_by_pieces_1): Initialize to1.
11201 (store_constructor): Initialize minelt and maxelt.
11202 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11203 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11205 * c-decl.c (combine_parm_decls): Unused, remove.
11206 * c-tree.h: Remove prototype for combine_parm_decls.
11208 * reload.c (push_reload): Fix warning.
11209 (regno_clobbered_p): Likewise.
11210 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11211 (reload_combine): Likewise.
11213 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11214 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11216 * bitmap.c (bitmap_operation): Change user.
11217 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11219 2001-07-10 Eric Christopher <echristo@redhat.com>
11221 * config/mips/mips.c (override_options): Fix typo.
11223 2001-07-09 Stan Shebs <shebs@apple.com>
11225 * target.h (struct gcc_target): New fields init_builtins and
11227 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11228 (TARGET_EXPAND_BUILTIN): New macro.
11229 (TARGET_INITIALIZER): Add them.
11230 * builtins.c: Include target.h.
11231 (expand_builtin): Use targetm.expand_builtin.
11232 (default_init_builtins): New function.
11233 (default_expand_builtin): New function.
11234 * expr.h (default_init_builtins): Declare.
11235 (default_expand_builtin): Declare.
11236 * c-common.c (c_common_nodes_and_builtins): Use
11237 targetm.init_builtins.
11238 * defaults.h (MD_INIT_BUILTINS): Remove.
11239 * Makefile.in (builtins.o): Depend on target.h.
11241 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11242 (TARGET_EXPAND_BUILTIN): Define.
11243 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11244 (MD_EXPAND_BUILTIN): Remove.
11246 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11247 (TARGET_EXPAND_BUILTIN): Define.
11248 (c4x_init_builtins): Make endlink arg a local.
11249 (c4x_print_operand): Fix typos in adjust_address usages.
11250 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11251 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11252 (MD_EXPAND_BUILTIN): Remove.
11254 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11255 (TARGET_EXPAND_BUILTIN): Define.
11256 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11257 (ix86_init_builtins): Call new function only if TARGET_MMX.
11258 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11259 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11260 (MD_EXPAND_BUILTIN): Remove.
11262 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11263 (TARGET_EXPAND_BUILTIN): Define.
11264 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11265 (MD_EXPAND_BUILTIN): Remove.
11267 * doc/tm.texi: Document these changes.
11269 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11271 * basic-block.h (tree_node): Forward declare if needed.
11272 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11273 (BLOCK_HEAD_TREE): Define.
11274 (BLOCK_END_TREE): Define.
11275 (struct loops): Rename field 'tree' to 'tree_root'.
11276 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11278 (flow_loops_tree_build): Rename reference to field 'tree' to
11280 (flow_loops_level_compute): Ditto.
11281 * predict.c (estimate_bb_frequencies): Ditto.
11282 * tree.h (struct tree_common): Add field 'aux'.
11284 2001-07-09 Stan Shebs <shebs@apple.com>
11286 * config/darwin.c (darwin_encode_section_info): Don't mark any
11287 DECL_EXTERNAL node as defined.
11289 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11291 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11292 pa_free_machine_status, hppa_init_pic_save): Delete.
11293 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11294 (hppa_profile_hook): Use hppa_pic_save_rtx.
11295 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11296 hppa_init_pic_save): Delete.
11297 (hppa_pic_save_rtx): Declare.
11298 * pa.md (call, call_value, sibcall, sibcall_value,
11299 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11301 2001-07-09 Kazu Hirata <kazu@hxi.com>
11303 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11304 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11306 2001-07-09 Andreas Jaeger <aj@suse.de>
11308 * output.h: Add declaration of final_forward_branch_p.
11310 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11312 * varray.c: Include errors.h for internal_error and trim_filename
11315 * Makefile.in (varray.o): Add errors.h.
11317 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11319 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11320 * optabs.c (have_add2_insn): Check whether the add insn chosen
11321 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11322 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11324 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11326 * Makefile.in (OBJS): Add ssa-ccp.o
11327 (ssa-ccp.o): Add dependencies.
11328 * toplev.c (DFI_ssa_ccp): New dump file enum.
11329 (dump_file): Add entry for dumping after SSA CCP.
11330 (flag_ssa_ccp): New flag variable.
11331 (f_options): Add -fssa-ccp.
11332 (rest_of_compilation): Run SSA CCP if requested.
11333 * timevar.def (TV_SSA_CCP): New timevar.
11334 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11335 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11336 Fix minor typo in SSA DCE documentation.
11337 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11338 Add documentation for new dump option. Renumber dump files
11341 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11343 * emit-rtl.c (gen_highpart_mode): New.
11344 * rtl.h (gen_highpart_mode): Declare.
11345 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11346 operand can be VOIDmode constant.
11348 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11350 * flow.c (redirect_edge_and_branch_force): New.
11351 (can_fallthru): Ensure that basic blocks are succeeding.
11352 (try_optimize_cfg): Do not delete basic block if it is the last one.
11354 * flow.c (try_redirect_by_replacing_jump): Do not remove
11355 jumps with side effects, unlink chain on fallthru edge;
11356 set block for new jump instruction; avoid basic block to
11357 over by line number note.
11359 * flow.c (try_simplify_condjump): Verify that the condjump
11360 is not always falling trought.
11363 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11365 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11366 (try_redirect_by_replacing_jump): Update properly the count
11367 and frequency information.
11369 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11371 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11372 address that is a LO_SUM specially.
11373 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11375 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11377 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11378 (operand_subword): Use them.
11379 (change_address_1): Renamed from change_address; new arg VALIDATE.
11380 * expr.h: Reflect above changes; change_address now macro.
11381 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11383 * cselib.c (add_mem_for_addr): Likewise.
11384 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11385 * regmove.c (try_apply_stack_adjustment): Likewise.
11386 * reload.c (push_reload, make_memloc): Likewise.
11387 * reload1.c (eliminate_regs): Likewise.
11388 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11389 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11391 * combine.c (make_extraction, simplify_shift_const): Likewise.
11392 (gen_lowpart_for_combine): Likewise.
11393 * cse.c (gen_lowpart_if_possible): Likewise.
11394 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11395 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11396 * optabs.c (gen_move_insn): Likewise.
11397 * reload1.c (alter_reg): Likewise.
11398 * simplify-rtx.c (simplify_subreg): Likewise.
11399 * stmt.c (expand_anon_union_decl): Likewise.
11400 * recog.c (validate_replace_rtx_1): Likewise.
11402 * Makefile.in (recog.o): Add $(EXPR_H).
11403 * explow.c (stabilize): Call replace_equiv_address.
11404 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11405 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11407 2001-07-03 Andrew Haley <aph@redhat.com>
11409 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11410 the mode of the memory location.
11412 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11414 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11416 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11418 * final.c (output_addr_const): Use target opening and
11419 closing parentheses.
11420 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11421 defaults, add to TARGET_ASM_OUT.
11422 * target.h (struct gcc_target): Add open_paren and close_paren.
11423 * doc/md.texi: Update.
11424 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11425 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11426 TARGET_ASM_CLOSE_PAREN.
11427 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11429 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11431 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11432 * config/a29k/a29k.h: Similarly.
11433 * config/alpha/alpha.h: Similarly.
11434 * config/arc/arc.h: Similarly.
11435 * config/arm/aof.h: Similarly.
11436 * config/arm/aout.h: Similarly.
11437 * config/avr/avr.h: Similarly.
11438 * config/c4x/c4x.h: Similarly.
11439 * config/clipper/clipper.h: Similarly.
11440 * config/convex/convex.h: Similarly.
11441 * config/d30v/d30v.h: Similarly.
11442 * config/dsp16xx/dsp16xx.h: Similarly.
11443 * config/elxsi/elxsi.h: Similarly.
11444 * config/fr30/fr30.h: Similarly.
11445 * config/h8300/h8300.h: Similarly.
11446 * config/i370/i370.h: Similarly.
11447 * config/i386/i386.h: Similarly.
11448 * config/i860/i860.h: Similarly.
11449 * config/i960/i960.h: Similarly.
11450 * config/ia64/ia64.h: Similarly.
11451 * config/m32r/m32r.h: Similarly.
11452 * config/m68hc11/m68hc11.h: Similarly.
11453 * config/m68k/m68k.h: Similarly.
11454 * config/m88k/m88k.h: Similarly.
11455 * config/mcore/mcore.h: Similarly.
11456 * config/mips/mips.h: Similarly.
11457 * config/mn10200/mn10200.h: Similarly.
11458 * config/mn10300/mn10300.h: Similarly.
11459 * config/ns32k/ns32k.h: Similarly.
11460 * config/pa/pa.h: Similarly.
11461 * config/pdp11/pdp11.h: Similarly.
11462 * config/pj/pj.h: Similarly.
11463 * config/romp/romp.h: Similarly.
11464 * config/rs6000/rs6000.h: Similarly.
11465 * config/sh/sh.h: Similarly.
11466 * config/sparc/sparc.h: Similarly.
11467 * config/v850/v850.h: Similarly.
11468 * config/vax/vax.h: Similarly.
11469 * config/we32k/we32k.h: Similarly.
11471 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11473 * doc/c-tree.texi: Document representation of attributes.
11475 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11477 * doc/tm.texi: Update some places for the rename of target to
11480 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11482 * target.h (struct gcc_target): Add insert_attributes.
11483 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11484 (TARGET_INITIALIZER): Update.
11485 * tree.c, tree.h (default_insert_attributes): New function.
11486 Update comments on other default functions to refer to targetm,
11488 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11489 TARGET_INSERT_ATTRIBUTES.
11490 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11491 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11492 Don't use PRAGMA_INSERT_ATTRIBUTES.
11493 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11494 * c-decl.c (start_decl, start_function): Don't call
11495 SET_DEFAULT_DECL_ATTRIBUTES.
11496 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11497 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11499 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11500 (c4x_check_attribute): Avoid modifying attribute list itself.
11501 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11503 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11504 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11506 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11507 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11509 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11510 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11512 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11513 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11514 Adjust parameters. Make static.
11516 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11518 * c-common.c (decl_attributes): Only take a single attributes
11520 * c-common.h (decl_attributes): Update prototype.
11521 * c-decl.c (start_decl, start_function): Only take a single
11522 attributes parameter. Update calls to decl_attributes.
11523 (finish_struct, finish_enum): Update calls to decl_attributes.
11524 (push_parm_decl): Expect unified list of attributes. Update call
11525 to decl_attributes.
11526 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11527 notype_nested_function, component_declarator,
11528 component_notype_declarator, label): Update calls to
11530 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11531 lists that are passed to push_parm_decl.
11532 * c-tree.h (start_function, start_decl): Update prototypes.
11533 * config/sh/sh-protos.h, config/sh/sh.c
11534 (sh_pragma_insert_attributes): Only take a single attributes
11536 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11537 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11538 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11539 build_module_descriptor, generate_static_references,
11540 generate_strings, build_selector_translation_table,
11541 generate_descriptor_table, generate_protocols,
11542 generate_ivars_list, generate_dispatch_table,
11543 generate_protocol_list, generate_category,
11544 generate_shared_structures, really_start_method, add_objc_decls,
11545 generate_classref_translation_entry): Update calls to start_decl
11546 and start_function.
11547 (build_tmp_function_decl, start_method_def): Unify attribute lists
11548 that are passed to push_parm_decl.
11550 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11552 * final.c (no_asm_to_stream): New.
11553 (final_scan_insn): Use target structures for prologue ends
11554 and epilogue starts.
11555 * output.h (no_asm_to_stream): New.
11556 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11557 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11558 (TARGET_ASM_OUT): Update.
11559 * target.h (struct gcc_target): New members function_end_prologue
11560 and function_begin_epilogue.
11561 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11562 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11563 * config/alpha/alpha.c (output_end_prologue): Rename to
11564 alpha_output_function_end_prologue. Use in target struct
11566 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11567 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11568 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11569 ia64_output_function_end_prologue. Use in target struct
11571 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11572 mistyped prototypes.
11573 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11574 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11576 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11577 an use in target struct, make static.
11578 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11581 2001-07-08 Richard Henderson <rth@redhat.com>
11583 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11585 2001-07-08 Richard Henderson <rth@redhat.com>
11587 * config/i386/i386.md: Remove constraints strings from define_split
11588 and define_peephole2 patterns.
11589 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11590 (eh_return): Use them.
11592 2001-07-08 Richard Henderson <rth@redhat.com>
11594 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11595 Document MD_FALLBACK_FRAME_STATE_FOR.
11597 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11599 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11600 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11602 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11604 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11606 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11607 of the label inside NAME as opposed to just the end of NAME.
11609 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11611 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11612 * config/alpha/alpha.c (alpha_init_machine_status,
11613 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11614 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11615 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11616 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11618 2001-07-06 Stan Shebs <shebs@apple.com>
11620 * target.h (targetm): Rename global from "target", so as not to
11621 conflict with local variables.
11623 * c-typeck.c: Ditto.
11626 * cp/decl.c: Ditto.
11627 * cp/decl2.c: Ditto.
11628 * cp/typeck.c: Ditto.
11629 * 1750a/1750a.c: Ditto.
11630 * a29k/a29k.c: Ditto.
11631 * arc/arc.c: Ditto.
11632 * arm/arm.c: Ditto.
11633 * avr/avr.c: Ditto.
11634 * clipper/clipper.c: Ditto.
11635 * convex/convex.c: Ditto.
11636 * d30v/d30v.c: Ditto.
11637 * dsp16xx/dsp16xx.c: Ditto.
11638 * elxsi/elxsi.c: Ditto.
11639 * fr30/fr30.c: Ditto.
11640 * h8300/h8300.c: Ditto.
11641 * i370/i370.c: Ditto.
11642 * i386/i386.c: Ditto.
11643 * i860/i860.c: Ditto.
11644 * i960/i960.c: Ditto.
11645 * ia64/ia64.c: Ditto.
11646 * m32r/m32r.c: Ditto.
11647 * m68hc11/m68hc11.c: Ditto.
11648 * m68k/m68k.c: Ditto.
11649 * m88k/m88k.c: Ditto.
11650 * mips/mips.c: Ditto.
11651 * ns32k/ns32k.c: Ditto.
11653 * pdp11/pdp11.c: Ditto.
11654 * romp/romp.c: Ditto.
11655 * rs6000/rs6000.c: Ditto.
11657 * sparc/sparc.c: Ditto.
11658 * vax/vax.c: Ditto.
11659 * we32k/we32k.c: Ditto.
11660 * doc/tm.texi: Update the manual to match.
11662 2001-07-06 Richard Henderson <rth@redhat.com>
11664 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11665 DWARF2_UNWIND_INFO not just whether it is defined.
11667 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11669 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11670 call to simplify_binary_operation returns a new pattern.
11672 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11674 * glimits.h (__SHRT_MAX__): New.
11675 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11676 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11678 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11680 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11683 2001-07-06 Richard Henderson <rth@redhat.com>
11685 * bitmap.c (bitmap_release_memory): Move adjacent to the
11686 allocation functions.
11687 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11688 the implementation. Binary search for the set bit.
11689 (bitmap_union_of_diff): Allocate the temporary on the stack
11690 instead of using xmalloc.
11692 2001-07-06 Richard Henderson <rth@redhat.com>
11694 * genrecog.c (validate_pattern): Warn for constraints in
11695 define_{expand,split,peephole2}. Remove strict_low_part
11696 before looking up match_dup.
11698 2001-07-06 DJ Delorie <dj@redhat.com>
11700 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11701 chapter about various build hints and history. Add section
11702 talking about the various types of native and cross builds.
11704 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11706 * Makefile.in (final.o): Depend on target.h.
11707 * final.c: Include target.h.
11708 (default_function_pro_epilogue): New.
11709 (final_start_function): Use target structure for function prologues.
11710 (final_end_function): Use target structure for function epilogues.
11711 * fold-const.c (real_hex_to_f): Constify s and p.
11712 * output.h (default_function_pro_epilogue): New.
11713 * real.h (real_hex_to_f): Update prototype.
11714 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11715 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11716 (TARGET_INITIALIZER): Update.
11717 * target.h (gcc_target): Add struct asm_out.
11718 * doc/tm.texi: Update.
11721 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11722 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11723 in cpu/cpu.c, or rename old functions consistently. Take
11724 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11725 redundant macros and prototypes. Make new functions static.
11727 * 1750a/1750a.c: Similarly.
11728 * 1750a/1750a.h: Similarly.
11729 * a29k/a29k-protos.h: Similarly.
11730 * a29k/a29k.c: Similarly.
11731 * a29k/a29k.h: Similarly.
11732 * arc/arc-protos.h: Similarly.
11733 * arc/arc.c: Similarly.
11734 * arc/arc.h: Similarly.
11735 * arm/arm-protos.h: Similarly.
11736 * arm/arm.c: Similarly.
11737 * arm/arm.h: Similarly.
11738 * avr/avr-protos.h: Similarly.
11739 * avr/avr.c: Similarly.
11740 * avr/avr.h: Similarly.
11741 * clipper/clipper-protos.h: Similarly.
11742 * clipper/clipper.c: Similarly.
11743 * clipper/clipper.h: Similarly.
11744 * convex/convex.c: Similarly.
11745 * convex/convex.h: Similarly.
11746 * d30v/d30v-protos.h: Similarly.
11747 * d30v/d30v.c: Similarly.
11748 * d30v/d30v.h: Similarly.
11749 * d30v/d30v.md: Similarly.
11750 * dsp16xx/dsp16xx-protos.h: Similarly.
11751 * dsp16xx/dsp16xx.c: Similarly.
11752 * dsp16xx/dsp16xx.h: Similarly.
11753 * elxsi/elxsi.c: Similarly.
11754 * elxsi/elxsi.h: Similarly.
11755 * fr30/fr30.c: Similarly.
11756 * fr30/fr30.md: Similarly.
11757 * h8300/h8300-protos.h: Similarly.
11758 * h8300/h8300.c: Similarly.
11759 * h8300/h8300.h: Similarly.
11760 * i370/i370-protos.h: Similarly.
11761 * i370/i370.c: Similarly.
11762 * i370/i370.h: Similarly.
11763 * i386/i386.c: Similarly.
11764 * i386/osf1elf.h: Similarly.
11765 * i386/osfrose.h: Similarly.
11766 * i860/i860-protos.h: Similarly.
11767 * i860/i860.c: Similarly.
11768 * i860/i860.h: Similarly.
11769 * i960/i960-protos.h: Similarly.
11770 * i960/i960.c: Similarly.
11771 * i960/i960.h: Similarly.
11772 * ia64/ia64-protos.h: Similarly.
11773 * ia64/ia64.c: Similarly.
11774 * ia64/ia64.h: Similarly.
11775 * m32r/m32r-protos.h: Similarly.
11776 * m32r/m32r.c: Similarly.
11777 * m32r/m32r.h: Similarly.
11778 * m68hc11/m68hc11-protos.h: Similarly.
11779 * m68hc11/m68hc11.c: Similarly.
11780 * m68hc11/m68hc11.h: Similarly.
11781 * m68k/crds.h: Similarly.
11782 * m68k/dpx2.h: Similarly.
11783 * m68k/m68k-protos.h: Similarly.
11784 * m68k/m68k.c: Similarly.
11785 * m68k/m68k.h: Similarly.
11786 * m68k/news.h: Similarly.
11787 * m88k/m88k-protos.h: Similarly.
11788 * m88k/m88k.c: Similarly.
11789 * m88k/m88k.h: Similarly.
11790 * mips/mips-protos.h: Similarly.
11791 * mips/mips.c: Similarly.
11792 * mips/mips.h: Similarly.
11793 * ns32k/merlin.h: Similarly.
11794 * ns32k/ns32k.c: Similarly.
11795 * ns32k/ns32k.h: Similarly.
11796 * ns32k/tek6000.h: Similarly.
11797 * pa/pa-protos.h: Similarly.
11798 * pa/pa.c: Similarly.
11799 * pa/pa.h: Similarly.
11800 * pdp11/2bsd.h: Similarly.
11801 * pdp11/pdp11-protos.h: Similarly.
11802 * pdp11/pdp11.c: Similarly.
11803 * pdp11/pdp11.h: Similarly.
11804 * romp/romp-protos.h: Similarly.
11805 * romp/romp.c: Similarly.
11806 * romp/romp.h: Similarly.
11807 * rs6000/rs6000-protos.h: Similarly.
11808 * rs6000/rs6000.c: Similarly.
11809 * rs6000/rs6000.h: Similarly.
11810 * rs6000/sysv4.h: Similarly.
11811 * sh/sh-protos.h: Similarly.
11812 * sh/sh.c: Similarly.
11813 * sh/sh.h: Similarly.
11814 * sparc/sparc-protos.h: Similarly.
11815 * sparc/sparc.c: Similarly.
11816 * sparc/sparc.h: Similarly.
11817 * vax/vax.c: Similarly.
11818 * vax/vax.h: Similarly.
11819 * vax/vms.h: Similarly.
11820 * we32k/we32k.c: Similarly.
11821 * we32k/we32k.h: Similarly.
11823 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11825 * basic-block.h (first_insn_after_basic_block_note): Declare.
11826 * flow.c (first_insn_after_basic_block_note): Define. Moved
11828 * ssa.c (first_insn_after_basic_block_note): Remove.
11829 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11831 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11832 nodes when we find a dead conditional branch. Insert BARRIERs
11833 after any blocks with no successors, but which do not have
11836 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11838 * varray.c (varray_check_failed): Use internal_error.
11840 2001-07-05 Andrew Haley <aph@redhat.com>
11842 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11843 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11844 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11846 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11848 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11849 reference if the target constant is also a SYMBOL_REF.
11851 2001-07-05 Eric Christopher <echristo@redhat.com>
11853 * config/mips/mips.h (MASK_MIPS3900): Remove.
11854 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11855 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11856 (TARGET_MIPS3900): Change to use mips_arch.
11857 (TARGET_MIPS4000): New.
11858 (TARGET_MIPS4100): New.
11859 (TARGET_MIPS4300): New.
11860 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11861 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11863 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11864 (ISA_HAS_BRANCHLIKELY): To here.
11865 (CC1_CPU_SPEC): New.
11866 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11867 (mips_arch_string): Declare.
11868 (mips_arch): Declare.
11869 (TARGET_OPTIONS): Add -march and -mtune.
11871 * config/mips/mips.c (mips_arch_string): New.
11873 (override_options): Handle -march for codegen and -mtune
11874 for scheduling. Use mips_arch. Move tx39 target default here.
11875 (mips_parse_cpu): Move error message to override_options.
11877 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11879 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11881 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11882 (MIPS Options): Ditto. Change mcpu entry to historical text.
11884 2001-07-05 H.J. Lu (hjl@gnu.org)
11886 * config/mips/mips.c (mips_parse_cpu): New function to parse
11889 2001-07-05 Jim Wilson <wilson@redhat.com>
11891 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11892 * config/ia64/t-ia64: Likewise.
11893 (LIB1ASMFUNCS): Update comment.
11895 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11897 * doc/install.texi (Install GCC: Binaries): Fix typo.
11899 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11901 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11902 reference using the stack pointer, adjust it since we push Y
11904 ("*ashrsi3"): Likewise.
11905 ("*lshrsi3"): Likewise.
11907 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11909 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11910 when -fomit-frame-pointer is used.
11912 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11914 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11915 (try_redirect_by_replacing_jump): Reverse updating properly the
11916 count and frequency information. Reverse removing cc0 setter.
11917 (forwarder_block_p): Reverse fixing for fallthru blocks.
11919 2001-07-05 DJ Delorie <dj@redhat.com>
11921 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11922 (translate_options): If the above is defined, use it to map
11923 given options to new options.
11924 * doc/tm.texi: Document it.
11926 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11927 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11929 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11930 cause programs using computed gotos to run more slowly.
11932 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11934 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11936 Consistently require binutils 2.11.2, not prereleases.
11937 (Specific, decstation-*): Canonicalize as mips-dec-*.
11938 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11940 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11941 (Specific, mips-*): Reword MIPS C compiler requirements.
11942 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11943 (Specific, sunv5): Removed, obsolete.
11945 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11947 * dwarf2out.c (output_loc_list): Use an all ones mask for
11948 .text asm output and don't rely on long long
11949 literals. Reformat some long lines.
11951 2001-07-05 Andreas Jaeger <aj@suse.de>
11953 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11956 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11958 * dwarf2out.c (dwarf2out_define): Update comment.
11959 (dwarf2out_undef): Ditto.
11960 (dwarf2out_start_source_file): Ditto.
11961 (dwarf2out_end_source_file): Ditto.
11962 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11963 since we never call the start/end debug hook for the primary file.
11965 2001-07-04 Kazu Hirata <kazu@hxi.com>
11967 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11970 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11972 * cppinit.c (remove_dup_dirs): Inform if a system include
11973 directory is being reordered.
11974 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11976 * doc/cpp.texi (Search Paths): Likewise.
11977 * doc/gcc.texi (Interoperation): Remove information about
11980 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11982 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11983 (VARRAY_TOP_CHAR_PTR): Likewise.
11985 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11987 * gcc.c (process_command): Don't assign elements of a const char*.
11989 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11991 * emit-rtl.c (change_address): Don't abort if invalid address while
11992 reload is in progress.
11994 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11996 * c-lex.c (cb_file_change): Pass line number to
11997 debug_start_source_file.
11998 (cb_undefine): Pass correct line number to debug_undef.
12000 * toplev.c (debug_start_source_file): Add line number to
12001 parameters. Pass it along to dwarf2out_start_source_file.
12002 (decode_g_option): Stop resetting debug level back to normal when
12003 we change debug formats, unless the current level is
12004 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12007 * toplev.h (debug_start_source_file): Add line number to
12010 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12013 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12015 Output debug_macinfo data for starting file if requested.
12016 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12018 (dwarf2out_define): Output debug_macinfo data for defining a macro
12020 (dwarf2out_undef): Output debug_macinfo data for undefining a
12021 macro if requested.
12022 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12023 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12024 (macinfo_section_label): New. DWARF2 macro info section label.
12025 (dwarf2out_init): If we want macro info, output the start label
12027 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12028 attribute to the compilation unit die pointing to the macro info.
12030 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12032 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12033 DWARF2_DEBUGGING_INFO.
12034 (add_loc_descr_to_loc_list): Ditto.
12035 (output_loc_list): Ditto.
12036 Also, fix thinko in curr not being initialized.
12037 (gen_internal_sym): Ditto.
12039 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12041 * emit-rtl.c (replace_equiv_address): New function.
12042 * expr.h (replace_equiv_address): New declaration.
12043 * explow.c (validize_mem): Call it instead of change_address and
12044 also call if -fforce-addr and address is constant.
12045 * expr.c: Replace more calls to change_address with adjust_address
12046 and/or replace_equiv_address or to validize_mem.
12047 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12048 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12049 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12050 * config/i370/i370.md, config/i860/i860.md: Likewise.
12051 * config/i960/i960.md, config/mips/mips.c: Likewise.
12052 * config/mips/mips.md, config/pa/pa.md: Likewise.
12053 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12054 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12056 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12058 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12060 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12063 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12065 * doc/include: New directory.
12066 * doc/fdl.texi: Move to doc/include/fdl.texi.
12067 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12068 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12069 * doc/gcc.texi: Use funding.texi and gpl.texi.
12070 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12071 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12072 Update dependencies and use -I $(docdir)/include.
12074 2001-07-04 Anthony Green <green@redhat.com>
12076 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12078 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12080 * doc/install.texi (sparc64-*-*): Remove garbage.
12082 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12084 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12085 Fix typo in last change to use adjust_address.
12087 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12089 * doc/install.texi (Specific): Update information for *-*-solaris*.
12091 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12093 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12095 2001-07-03 Stan Shebs <shebs@apple.com>
12097 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12098 case for flag_no_mach_text_sections.
12099 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12100 * config/darwin.c (flag_no_mach_text_sections): Remove.
12101 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12103 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12105 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12106 and avoid checking for constant as first operand.
12107 * recog.c (find_constant_term_loc): No longer static.
12108 (adj_offettable_operand): Delete.
12109 * rtl.h (adj_offsettable_operand): Delete declaration.
12110 (find_constant_term): Add declaration.
12111 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12113 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12114 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12115 * config/i386/i386.c, config/i386/i386.md: Likewise.
12116 * config/i860/i860.c, config/i960/i960.c: Likewise.
12117 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12118 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12119 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12120 * config/mips/mips.c, config/mips/mips.md: Likewise.
12121 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12122 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12123 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12124 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12125 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12126 * config/ns32k/ns32k.md: Likewise.
12128 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12130 * rtl.c (copy_rtx): Handle 'T' format letter.
12131 * gensupport.c (collect_insn_data): Likewise.
12132 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12134 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12136 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12137 -B option. Use 'dir' not 'foo' as example directory name.
12139 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12141 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12142 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12144 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12146 * doc/cppinternals.texi: Improve formatting and logical markup.
12148 2001-07-03 Andreas Jaeger <aj@suse.de>
12150 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12152 * genrecog.c (write_header): Include reload.h for prototypes in
12155 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12158 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12159 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12160 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12161 i386_pe_valid_type_attribute_p): Add.
12162 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12163 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12165 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12167 * explow.c (plus_constant_wide, case LO_SUM): New case.
12168 (plus_constant_for_output_wide): Delete.
12169 * rtl.h (plus_constant_for_output): Delete.
12170 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12171 instead of plus_constant_for_output.
12172 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12173 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12174 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12175 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12176 * config/sparc/sparc.md: Likewise.
12177 Convert some change_address calls to adjust_address.
12179 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12181 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12182 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12183 documentation of -std and -Wwrite-strings.
12185 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12187 * cse.c (canon_hash): Don't register registers in very small
12188 register classes, as extending their lifetime might cause
12191 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12193 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12195 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12196 (try_redirect_by_replacing_jump): Update properly the count
12197 and frequency information.
12199 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12201 * toplev.c (dump_file_index): Move SSA dumps just after first
12203 (dump_file): Corresponding changes.
12204 (rest_of_compilation): Move SSA path to just after the first
12206 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12207 * doc/invoke.texi: Update dump file #s as they were completely
12208 out of date with reality.
12210 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12212 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12214 * expr.c (emit_move_insn_1): Deal with non-default
12217 * expr.c (emit_single_push_insn): Fix warning.
12219 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12221 * expr.c (emit_move_insn_1): Avoid modifying
12222 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12224 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12226 * emit-rtl.c (adjust_address): New function.
12227 * expr.h (adjust_address): Add declaration.
12228 * builtins.c: Replace some calls to change_address with calls to it
12229 or to validize_mem.
12230 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12231 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12232 * config/arm/arm.c, config/convex/convex.c: Likewise.
12233 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12234 * config/i386/i386.c, config/i386/i386.md: Likewise.
12235 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12236 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12237 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12238 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12239 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12241 2001-07-02 Jim Wilson <wilson@redhat.com>
12243 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12245 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12247 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12248 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12250 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12252 * cppinit.c (lang_defaults): New table.
12253 (set_lang): Just read from lang_defaults into the live options
12256 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12258 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12259 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12260 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12262 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12264 * doc/install.texi: Various spelling and markup fixes.
12265 (Installing GCC): Component specific installation instructions are
12268 Warn about removing old install dir in the presence of shared libs.
12269 (Configuration): Invoke with options target to match configure
12271 Consistently refer to gas, gld pathnames.
12272 Invert --enable-multilib documentation.
12273 Remove references to old compiler versions.
12275 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12277 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12279 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12281 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12283 (Specific, mips*-sgi-irix5): Note IDO download.
12284 Reworded MIPS C hints.
12285 Use GNU as instead of GAS.
12287 Removed SGI Freeware reference, IRIX 6 only.
12288 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12289 Note N64 library requirement/workaround.
12291 Complete list of structure passing bug victims.
12293 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12295 * doc/install.texi: Remove CVS Id.
12297 2001-07-02 Andreas Jaeger <aj@suse.de>
12299 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12300 (find_inherently_necessary): Remove unused variable.
12302 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12304 * c-common.h (TDI_inlined): New ast dump phase.
12305 (dump_flag_name): New function.
12306 * c-dump.c (dump_files): Add inlined phase.
12307 (dump_flag_name): Define.
12308 * doc/invoke.texi (-fdump-ast-inlined): Document.
12310 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12312 * stor-layout.c (layout_decl): Revert change to handling of alignment
12315 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12317 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12320 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12322 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12325 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12327 * tlink.c (recompile_files): Remove COMPILER_PATH and
12328 LIBRARY_PATH from the environment.
12330 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12332 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12333 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12335 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12337 * c-parse.in (OBJC_STRING): Kill.
12338 (objc_string): Decompose to [objc_string] '@' STRING.
12339 (reswords): Take the leading '@' off all the Objective C keywords.
12340 (objc_rid_sans_at): Kill.
12341 (init_reswords): Don't initialize it.
12342 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12343 (_yylex): Kill reconsider label. Look ahead one token after
12344 an '@'; if we get an identifier, check whether it's an
12345 Objective C @-keyword. If so, return the keyword. Otherwise,
12346 put back the token and return the '@' as a terminal.
12348 * cpplib.c (lex_macro_node): Remove unnecessary check for
12349 leading '@' on identifier. Clarify control flow and commentary.
12351 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12353 * cse.c (new_label_ref): Variable deleted.
12354 (insert): Remove set of new_label_ref.
12355 (check_for_label_ref): New function.
12356 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12358 See ChangeLog.5 for earlier changes.