1 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
6 * reload.c (combine_reloads): Don't combine an output reload if there
7 are other reloads around for part of the output.
9 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
11 (set_mem_decl): New function.
12 * expr.h (set_mem_decl): New declaration.
13 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
14 (output_asm_operand_names): Add tab.
15 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
17 * builtins.c (get_memory_rtx): Properly set MEM alias set and
20 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
22 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
23 Use "invalid" instead of "illegal". Use @r in comments in
26 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
28 * c-decl.c (pushdecl): Move block inside if conditional to remove
29 possibility of a segfault. Lookup block-level extern
30 variables in enclosing scopes correctly.
32 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
34 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
36 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
37 SUBREG so we avoid SUBREGing memory.
39 * expmed.c (store_bit_field): Same.
41 2001-11-02 DJ Delorie <dj@redhat.com>
43 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
44 using FP registers for DImode mem-mem moves is acceptable.
46 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
48 * builtins.c (apply_args_size): Handle vector arguments.
49 (apply_result_size): Same.
51 * machmode.def: Set WIDER mode field for all vector entries.
53 2001-11-02 Graham Stott <grahams@redhat.com>
55 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
57 2001-11-01 Eric Christopher <echristo@redhat.com>
59 * config.gcc: Revert part of earlier patch.
60 * config/mips/linux.h: Ditto.
61 * df.c: Include tm_p.h to avoid warnings.
62 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
64 * config/mips/mips.c: Define mips_abi regardless.
65 (mips_output_function_prologues): Add long casts for .frame
67 (override_options): Allow use of ABI_32.
69 2001-11-01 Kazu Hirata <kazu@hxi.com>
71 * config/m68hc11/m68hc11.c: Fix comment formatting.
72 * config/m68hc11/m68hc11.h: Likewise.
73 * config/m68hc11/m68hc11.md: Likewise.
75 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
77 * c-typeck.c (default_conversion): Retain the original expression
79 * gcc.dg/Wparentheses.c: New tests.
81 2001-11-01 David S. Miller <davem@redhat.com>
83 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
84 64-bit Sparc description more in line with reality.
86 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
88 * Makefile.in (GCOV_OBJS): Add version.o.
89 * gcov.c: Include "version.h" and <getopt.h>.
90 (gcov_version_string): Remove.
91 (print_usage): Take a parameter to determine whether this is a
92 call from --help or an error message. Give fuller output that
93 follows the GNU Coding Standards for --help.
94 (print_version): New function.
96 (process_args): Use getopt_long. Support long options. Follow
97 GNU Coding Standards for --help and --version.
98 * doc/gcov.texi: Document long options.
99 Addresses part of PR other/704.
101 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
103 * pa.c (output_move_double): Fix typo in double load.
105 2001-11-01 Kazu Hirata <kazu@hxi.com>
107 * config/h8300/h8300.c (h8300_encode_label): Compute a string
108 before passing it to ggc_alloc_string.
110 2001-11-01 Kazu Hirata <kazu@hxi.com>
112 * config/m68k/3b1.h: Fix comment formatting.
113 * config/m68k/3b1g.h: Likewise.
114 * config/m68k/a-ux.h: Likewise.
115 * config/m68k/amix.h: Likewise.
116 * config/m68k/apollo68.h: Likewise.
117 * config/m68k/atari.h: Likewise.
118 * config/m68k/aux-exit.c: Likewise.
119 * config/m68k/ccur-GAS.h: Likewise.
120 * config/m68k/crds.h: Likewise.
121 * config/m68k/dpx2.h: Likewise.
122 * config/m68k/dpx2g.h: Likewise.
123 * config/m68k/hp310.h: Likewise.
124 * config/m68k/hp320.h: Likewise.
125 * config/m68k/isi.h: Likewise.
126 * config/m68k/linux.h: Likewise.
127 * config/m68k/lynx.h: Likewise.
128 * config/m68k/m68k-psos.h: Likewise.
129 * config/m68k/m68k.c: Likewise.
130 * config/m68k/m68k.h: Likewise.
131 * config/m68k/m68k.md: Likewise.
132 * config/m68k/m68kelf.h: Likewise.
133 * config/m68k/m68kv4.h: Likewise.
134 * config/m68k/mot3300.h: Likewise.
135 * config/m68k/news.h: Likewise.
136 * config/m68k/next.h: Likewise.
137 * config/m68k/pbb.h: Likewise.
138 * config/m68k/plexus.h: Likewise.
139 * config/m68k/sgs.h: Likewise.
140 * config/m68k/sun3.h: Likewise.
141 * config/m68k/tower.h: Likewise.
142 * config/m68k/vxm68k.h: Likewise.
144 2001-10-31 DJ Delorie <dj@redhat.com>
146 * config/mips/mips.h (mips_cache_flush_func): Prototype.
147 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
148 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
149 * config/mips/mips.c (mips_cache_flush_func): New.
150 * doc/invoke.texi: Document the new options.
152 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
154 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
155 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
157 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
159 * config/cris/cris.c: Include output.h after tree.h but before
162 2001-10-31 Zack Weinberg <zack@codesourcery.com>
164 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
165 (INTL_SUBDIRS): Just intl.
166 (.SUFFIXES): Add .gmo .po .pox.
167 (native): Also depend on build-@POSUB@.
168 (intl.all, intl.install): Depend on config.h and things it includes.
169 (po-generated): New target; depend on c-parse.c and tradcif.c.
170 (install-normal): Also depend on install-@POSUB@.
171 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
172 (build-, install-, build-po, update-po, install-po,
173 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
175 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
176 * configure.in: Don't munge XGETTEXT. Don't generate
178 * configure: Regenerate.
181 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
182 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
184 2001-10-31 Kazu Hirata <kazu@hxi.com>
186 * config/h8300/h8300.md (two anonymous patterns): New.
188 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
190 * tree.h (tree_index): Add support for V16QI and V8HI.
191 (V8HI_type_node): New.
192 (V16QI_type_node): New.
194 * tree.c (build_common_tree_nodes_2): Same.
196 * c-common.c (type_for_mode): Same.
198 2001-10-31 Kazu Hirata <kazu@hxi.com>
200 * config/i386/att.h: Fix comment formatting.
201 * config/i386/beos-elf.h: Likewise.
202 * config/i386/bsd.h: Likewise.
203 * config/i386/bsd386.h: Likewise.
204 * config/i386/crtdll.h: Likewise.
205 * config/i386/cygwin.asm: Likewise.
206 * config/i386/cygwin.h: Likewise.
207 * config/i386/djgpp.h: Likewise.
208 * config/i386/freebsd-aout.h: Likewise.
209 * config/i386/freebsd.h: Likewise.
210 * config/i386/gas.h: Likewise.
211 * config/i386/i386-interix.h: Likewise.
212 * config/i386/i386-protos.h: Likewise.
213 * config/i386/i386.c: Likewise.
214 * config/i386/i386.h: Likewise.
215 * config/i386/i386.md: Likewise.
216 * config/i386/i386elf.h: Likewise.
217 * config/i386/interix.c: Likewise.
218 * config/i386/isc.h: Likewise.
219 * config/i386/isccoff.h: Likewise.
220 * config/i386/iscdbx.h: Likewise.
221 * config/i386/linux.h: Likewise.
222 * config/i386/lynx.h: Likewise.
223 * config/i386/mingw32.h: Likewise.
224 * config/i386/netbsd-elf.h: Likewise.
225 * config/i386/next.h: Likewise.
226 * config/i386/osf1elf.h: Likewise.
227 * config/i386/osfrose.h: Likewise.
228 * config/i386/sco5.h: Likewise.
229 * config/i386/seq-gas.h: Likewise.
230 * config/i386/seq-sysv3.h: Likewise.
231 * config/i386/sequent.h: Likewise.
232 * config/i386/sol2.h: Likewise.
233 * config/i386/sun386.h: Likewise.
234 * config/i386/uwin.asm: Likewise.
235 * config/i386/uwin.h: Likewise.
236 * config/i386/vxi386.h: Likewise.
237 * config/i386/win32.h: Likewise.
238 * config/i386/winnt.c: Likewise.
239 * config/i386/xm-cygwin.h: Likewise.
240 * config/i386/xm-mingw32.h: Likewise.
242 2001-10-31 Kazu Hirata <kazu@hxi.com>
244 * builtins.def: Fix comment typos.
245 * config/alpha.c: Likewise.
246 * config/arm/arm.c: Likewise.
247 * config/avr/avr.h: Likewise.
248 * config/d30v/d30v.c: Likewise.
249 * config/d30v/d30v.h: Likewise.
250 * config/d30v/d30v.md: Likewise.
251 * config/dsp16xx/dsp16xx.c: Likewise.
252 * config/fr30/fr30.c: Likewise.
253 * config/fr30/fr30.md: Likewise.
254 * config/i386/i386.c: Likewise.
255 * config/i860/i860.c: Likewise.
256 * config/i960/i960.c: Likewise.
257 * config/ia64/ia64.c: Likewise.
258 * config/mips/mips.c: Likewise.
259 * config/pa/pa.c: Likewise.
260 * config/rs6000/rs6000.c: Likewise.
261 * config/s390/s390.c: Likewise.
262 * config/sparc/sparc.c: Likewise.
264 2001-10-30 Kazu Hirata <kazu@hxi.com>
266 * config/mips/elf.h: Fix comment formatting.
267 * config/mips/elf64.h: Likewise.
268 * config/mips/iris5.h: Likewise.
269 * config/mips/iris5gas.h: Likewise.
270 * config/mips/iris6.h: Likewise.
271 * config/mips/isa3264.h: Likewise.
272 * config/mips/linux.h: Likewise.
273 * config/mips/mips.c: Likewise.
274 * config/mips/mips.h: Likewise.
275 * config/mips/mips.md: Likewise.
276 * config/mips/mips16.S: Likewise.
277 * config/mips/netbsd.h: Likewise.
278 * config/mips/osfrose.h: Likewise.
279 * config/mips/r3900.h: Likewise.
280 * config/mips/sni-svr4.h: Likewise.
281 * config/mips/svr4-t.h: Likewise.
282 * config/mips/ultrix.h: Likewise.
284 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
286 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
287 when we update head->current.
289 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
291 * tree.c (id_string_size): Remove.
292 (dump_tree_statistics): Update.
293 * toplev.c (compile_file): If dumping stats, dump tree stats too.
295 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
297 * sched-rgn.c (schedule_insns): Fix comment.
299 2001-10-30 Zack Weinberg <zack@codesourcery.com>
301 * configure.in: Correct previous change: don't assume that
302 gas's version number _isn't_ the last thing on the line, or
303 isn't the only number on the line, either.
304 * configure: Regenerate.
306 2001-10-30 Kazu Hirata <kazu@hxi.com>
308 * cfgcleanup.c: Fix a comment typo.
310 2001-10-30 Kazu Hirata <kazu@hxi.com>
312 * alias.c: Fix comment formatting.
314 * config/cris/cris.c: Likewise.
315 * config/cris/cris.h: Likewise.
316 * config/i960/i960.c: Likewise.
317 * config/i960/i960.h: Likewise.
319 2001-10-30 Kazu Hirata <kazu@hxi.com>
321 * config/arm/arm.c: Fix a comment typo.
322 * config/arm/arm.h: Likewise.
323 * config/ia64/ia64.c: Likewise.
325 2001-10-30 Jakub Jelinek <jakub@redhat.com>
327 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
328 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
329 * rtl.h (set_unique_reg_note): Change return value.
330 * gcse.c (try_replace_reg): Use set_unique_reg_note.
331 * cse.c (cse_insn): Likewise.
332 * expr.c (emit_move_insn): Likewise.
333 * explow.c (force_reg): Likewise.
334 * local-alloc (update_equiv_regs): Likewise.
335 * loop.c (move_moveables, load_mems): Likewise.
336 * reload (find_reloads): Likewise.
338 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
341 * c-decl.c (parmlist_tags_warning, start_struct,
342 check_for_loop_decls): Separate messages for struct, union and
343 enum cases to allow for languages in which they have different
345 * c-format.c (scanf_flag_specs): Separate short and long name of
346 the assignment suppression feature.
347 (check_format_types): Localize "pointer" and "different types"
349 * c-lex.c (lex_number): Localize "an unsigned long int" and
351 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
353 * c-typeck.c (build_unary_up): Separate messages for increment and
354 decrement cases to allow for languages in which they use different
355 articles. Localize the strings "increment" and "decrement" in one
358 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
360 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
361 when no changes has been made.
363 * gcse.c (reg_set_bitmap): Turn into reg_set.
364 (modify_mem_list_set, canon_modify_mem_list_set)
365 (clear_modify_mem_tables, free_modify_mem_tables): New.
366 (gcse_main); Use free_modify_mem_tables.
367 (free_gcse_mem): Likewise; free the bitmaps.
368 (alloc_gcse_main): Initialize the bitmaps.
369 (canon_list_insert): Set canon_modify_mem_list_set.
370 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
371 (compute_hash_table): Use clear_modify_mem_tables.
372 (reset_opr_set_tables): Likewise.
373 (oprs_not_set_p): reg_set_bitmap is regset.
374 (mark_set, mark_clobber): Likewise.
376 * df.h (DF_EQUIV_NOTES): New constant.
377 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
380 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
381 (init_regions, schedule_insns): Conditionalize the checking
382 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
384 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
386 * i386.md (movti_rex64 splitter): Fix condition.
388 2001-10-29 Zack Weinberg <zack@codesourcery.com>
390 * configure.in: Do not assume that gas's version number is the
391 last thing on the first line of as --version output.
392 * configure: Regenerate.
394 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
395 MT_WARNING, MT_ERROR, MT_FATAL.
396 (main): Call gcc_init_libintl.
397 (v_message): Call gettext on msgid and "warning: "
398 * tradcif.y: Include intl.h.
399 (yyerror): Make parameter definition consistent with
400 prototype. Call gettext on msgid argument.
402 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
404 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
407 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
409 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
411 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
412 before referencing it.
414 2001-10-26 DJ Delorie <dj@redhat.com>
416 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
417 override -G, and force -G0.
419 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
421 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
422 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
423 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
424 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
426 * loop.h (struct induction): Rename ext_dependant to
428 * loop.c: Change all uses.
429 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
431 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
433 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
435 * c-parse.in (expr_no_commas, primary), c-typeck.c
436 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
438 2001-10-29 David Edelsohn <edelsohn@gnu.org>
440 Undo assemble_name change in earlier patch.
442 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
444 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
445 determining the type of the receiver, do not check that TREE_CODE
446 of receiver is CALL_EXPR before calling receiver_is_class_object().
447 (receiver_is_class_object): For the GNU runtime: recognize
448 the case that the receiver is self in a class method context.
449 Check that TREE_CODE of receiver is CALL_EXPR when checking that
450 the receiver is a call to objc_get_class.
452 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
454 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
456 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
458 * Makefile.in (OBJS): Put all files in alphabetical order.
460 * dwarf2out.c (add_const_value_attribute): Fix error in last
463 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
465 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
466 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
468 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
469 (life_analysis): call purge_all_dead_edges after deleting noops.
470 (delete_noop_move): Do not purge CFG.
471 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
473 2001-10-28 David Edelsohn <edelsohn@gnu.org>
475 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
476 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
477 (ASM_GLOBALIZE_LABEL): Use assemble_name.
478 (ASM_OUTPUT_COMMON): Likewise.
479 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
480 (rs6000_output_function_epilogue): Likewise.
481 (output_mi_thunk): Fix typo.
482 (rs6000_output_symbol_ref): Use assemble_name.
483 (output_toc): Likewise.
484 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
485 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
486 assemble_name calls STRIP_NAME_ENCODING.
487 (ASM_OUTPUT_LABEL): Use assemble_name.
488 (ASM_GLOBALIZE_LABEL): Likewise.
489 (ASM_DECLARE_FUNCTION_NAME): Likewise.
490 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
491 (ASM_OUTPUT_LOCAL): Likewise.
493 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
495 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
496 (expand_builtin_apply, expand_builtin_return): Likewise.
497 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
499 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
501 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
502 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
503 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
504 configure, configure.in, except.c, except.h, flow.c, function.c,
505 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
506 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
507 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
508 unroll.c: Fix spelling errors.
510 * doc/extend.texi, doc/invoke.texi: Fix spelling.
512 * doc/gcc.texi: Document use of "dependent" and American spelling.
514 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
516 * expr.c (emit_group_load): Support CONCATs by storing them to memory
519 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
521 * expr.c (store_constructor_field): Only call adjust_address on MEM.
523 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
525 * genrecog.c (write_switch): Output if before switch for
526 DT_elt_zero_wide_safe.
528 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
530 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
531 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
532 (FUNCTION_PROFILER): Const-ify.
533 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
534 (eliminate_constant_term, assemble_name, output_addr_const):
536 (ptr_half_pic_address_p, half_pic_hash): Prototype.
537 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
538 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
539 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
540 (half_pic_declare, half_pic_external): Const-ify.
541 * toplev.c: Include "halfpic.h".
543 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
545 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
546 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
547 config/i386/i386.c, config/i386/i386-interix.h,
548 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
549 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
550 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
551 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
552 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
553 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
554 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
557 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
558 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
559 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
560 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
561 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
562 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
563 system.h, toplev.c: Fix spelling errors.
565 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
567 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
569 * dwarf2out.c (reg_number): Abort if pseudo.
570 (reg_loc_descriptor): Return 0 if pseudo.
571 (is_based_loc): Return 0 if pseudo.
572 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
574 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
575 (loc_descriptor): Return 0 if can't find location and handle 0
576 return from recursive calls.
577 (loc_descriptor_from_tree): Likewise.
578 Fix handling of indirect.
579 Also return 0 for PLACEHOLDER_EXPR.
580 Clean up COMPONENT_REF cases.
581 (add_AT_location_descriptor): Simplify, but handle 0 return from
583 (add_const_value_attribute): Avoid shift count warning.
584 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
585 Set comp_unit_die as context if not in function.
587 * config/mips/mips-protos.h: Break up long lines.
588 Remove needless #ifdef/#endif blocks.
589 Don't declare functions declared in file made by genpreds or recog.h.
590 * config/mips/mips.c (mips_output_function_prologue): TSIZE
591 is now HOST_WIDE_INT; delete unneeded casts.
592 * config/mips/mips.h: Don't use #elif.
594 * expr.c (stor_constructor_field): Always call adjust_address.
595 Copy TARGET before changing its alias set.
596 (store_field): Likewise, for TO_RTX.
597 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
599 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
600 (find_placeholder): Return 0 if can't find object.
601 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
604 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
606 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
608 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
610 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
611 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
612 (merge_blocks): Properly udpate life after making edge nonfallthru.
613 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
615 2001-10-26 Kazu Hirata <kazu@hxi.com>
617 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
619 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
621 * c-typeck.c (convert_arguments): When comparing for enumeral
622 type equality, use TYPE_MAIN_VARIANT.
623 * gcc.dg/Wconversion.c: New tests.
625 2001-10-26 Kazu Hirata <kazu@hxi.com>
627 * s390/s390.c: Fix comment typos.
628 * s390/s390.h: Likewise.
629 * s390/s390.md: Likewise.
631 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
633 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
634 (walk_tree): Use it for tail calls where appropriate.
636 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
638 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
639 non-local label_refs.
641 2001-10-26 Kazu Hirata <kazu@hxi.com>
643 * config/h8300/h8300.md (4 anonymous patterns): New.
645 2001-10-26 Kazu Hirata <kazu@hxi.com>
647 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
648 algorithm through the shift_info structure.
649 (emit_a_shift): Update the use of get_shift_alg.
651 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
653 * sched-rgn.c: Remove bitset typedef.
654 Change bitset to sbitmap in prototypes / variable types.
658 s/BITSET_ADD/SET_BIT/g
659 s/BITSET_INVERT/sbitmap_ones/g
660 s/BITSET_INTER/sbitmap_a_and_b/g
661 s/BITSET_UNION/sbitmap_a_or_b/g
662 s/BITSET_DIFFER/sbitmap_difference/g
663 s/bitset_member/TEST_BIT/g
665 (bitset_member): Removed.
666 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
667 EXECUTE_IF_SET_IN_SBITMAP.
668 (split_edges): Rewrite, use sbitmap functions instead of bitset
670 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
672 2001-10-26 Andreas Schwab <schwab@suse.de>
674 * reload1.c (emit_input_reload_insns): Fix parens in last
675 (undocumented) change that was supposed to change only whitespace.
677 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
679 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
681 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
684 2001-10-26 Andreas Jaeger <aj@suse.de>
686 * flow.c (clear_log_links): Remove unused variable.
687 * cfgcleanup.c (cleanup_cfg): Likewise.
689 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
691 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
692 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
694 2001-10-26 Richard Henderson <rth@redhat.com>
696 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
697 rename PV_REG to R27_REG.
698 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
699 (REG_CLASS_FROM_LETTER): Update.
700 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
701 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
702 (udivsi3, modsi3, umodsi3): Likewise.
703 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
705 2001-10-26 Richard Henderson <rth@redhat.com>
707 * cfg.c (clear_aux_for_blocks): Split out of ...
708 (free_aux_for_blocks): here.
709 (clear_aux_for_edges): Split from ...
710 (free_aux_for_edges): here.
711 * basic-block.h: Declare them.
712 * lcm.c (compute_antinout_edge): Use them.
713 (compute_laterin, compute_available, compute_nearerout): Likewise.
714 (optimize_mode_switching): Likewise.
716 2001-10-26 Richard Henderson <rth@redhat.com>
718 * Makefile.in (unstage*): Remove as, ld, collect-ld before
719 moving everything back to the main build directory.
721 2001-10-26 Christopher Faylor <cgf@redhat.com>
723 * config/i386/cygwin.h: Search target specfic include directory, if
726 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
728 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
729 of macro guards. Fix #endif comment.
731 * output.h (default_exception_section, default_eh_frame_section):
732 Move prototypes outside of macro guard.
734 * crtstuff.c: Fix #endif comment.
736 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
738 * doc/md.texi (movMM): Clarify semantics of storing into a
739 non-paradoxical SUBREG.
741 2001-10-25 Zack Weinberg <zack@codesourcery.com>
743 * langhooks.c (lang_hook_default_clear_binding_stack): New.
744 (lang_hook_default_get_alias_set): Move next to other alias
746 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
747 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
748 (LANG_HOOKS_INITIALIZER): Add it.
749 * toplev.h (struct lang_hooks): Add clear_binding_stack.
750 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
751 instead of a loop calling poplevel.
753 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
755 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
756 occurrences of #elif with #if...#endif.
758 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
760 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
762 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
764 * alias.c (can_address_p): No longer static.
765 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
766 Return 0 if all parameters are default values.
767 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
768 (adjust_address_1): Try harder to compute a size.
769 * expr.c (expand_assignment, store_constructor): If can't address,
770 set MEM_KEEP_ALIAS_SET_P.
771 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
772 (store_field): Likewise.
773 (store_constructor): Simplify call to store_constructor_field.
774 * expr.h (can_address_p): New declaration.
775 * gensupport.c (gen_rtx_CONST_INT): New function.
776 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
777 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
778 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
780 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
782 2001-10-24 Christopher Faylor <cgf@redhat.com>
784 * config/i386/cygwin.h: Use proper path for mingw crt files when
787 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
789 * dwarf2out.c (file_info_cmp): Always return consistent results.
791 2001-10-24 Roger Sayle <roger@eyesopen.com>
793 * stmt.c (expand_end_case): Index jumptables from zero for
794 suitably small values of minval.
796 2001-10-24 Jakub Jelinek <jakub@redhat.com>
798 * stor-layout.c (place_union_field): If any field was aligned with
799 attribute aligned, set record type's TYPE_USER_ALIGN.
800 (place_field): Likewise.
801 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
802 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
804 2001-10-24 Zack Weinberg <zack@codesourcery.com>
806 * c-common.h (struct c_common_identifier): Remove rid_code field.
807 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
809 * c-typeck.c (constructor_designated): New local flag.
810 (struct constructor_stack): Add "designated" field to match.
811 (start_init): Clear it.
812 (really_start_incremental_init, push_init_level): Push and
814 (pop_init_level): Pop it.
815 (set_designator): Set it.
817 (pop_init_level): Suppress "missing initializer" warnings if
818 constructor_designated is true.
819 (process_init_element): Suppress warning about union
820 initialization under traditional C, if constructor_designated
823 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
825 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
828 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
830 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
832 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
834 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
835 the node was already a set to a constant.
837 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
839 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
840 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
842 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
844 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
845 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
846 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
847 * s390.c (s390_final_chunkify): Don't use string concatenation.
848 (s390_function_prologue, s390_function_epilogue): Const-ify.
849 * s390.h (FUNCTION_PROFILER): Remove unused variable.
851 2001-10-24 Jakub Jelinek <jakub@redhat.com>
853 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
856 2001-10-23 Stan Shebs <shebs@apple.com>
858 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
859 -traditional-cpp in first-stage compilation.
861 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
863 * gensupport.c (target_flags): Add.
865 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
867 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
869 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
870 * except.c (expand_builtin_frob_return_addr): Likewise.
871 (expand_builtin_eh_return): Likewise.
872 * stmt.c (expand_computed_goto): Likewise.
873 * explow.c (memory_address): Likewise.
874 (allocate_dynamic_stack_space): Clean up predicate testing.
875 (probe_stack_range): Convert SIZE to Pmode.
876 * calls.c (rtx_for_function_call): Only call convert_memory_address
878 Pass function call operand as ptr_mode, not Pmode.
879 * expr.c (expand_assignment): Clean up calls to convert_memory
880 address by only doing so when needed and making offsets Pmode.
881 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
882 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
883 is in Pmode, not ptr_mode.
885 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
887 * darwin-protos.h (constructor_section, destructor_section,
888 mod_init_section, mod_term_section): Prototype.
889 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
891 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
893 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
894 objc_section_init declaration.
895 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
896 (objc_section_init, try_section_alias): Make static.
897 (alias_section): Make static and hide unused function.
898 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
900 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
902 * alias.c (can_address_p): Compnonents are not addressable if
903 the containing type has alias set 0.
904 (get_alias_set): Rework to use STRIP_NOPS.
905 Only call front-end routine on object, type, or object with
906 NOPs stripped, not inner values.
907 Use language hook to call front-end routine.
908 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
909 (expand_builtin_apply): Call set_mem_align on MEMs we make.
910 Don't pass alignment to emit_block_move.
911 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
912 (expand_builtin_memset): Likewise, but for clear_storage.
913 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
914 and remove C++ specific parts.
915 * c-common.h (c_common_get_alias_set): Add declaration.
916 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
917 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
918 (save_fixed_argument_area): Call set_mem_align.
919 Remove alignment in call to emit_block_move.
920 (emit_library_call_value_1, store_one_arg): Likewise.
921 (target_for_arg): Remove; disabled long ago.
922 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
923 once and similar cleanups.
924 (offset_address): Use proper introductory comment.
925 * expr.c (emit_block_move): Use alignment from that of MEM args, not
926 from explicit operand; all callers changed.
927 (clear_storage): Likewise.
928 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
929 (store_field): Remove kludge on alias set used for to_rtx.
930 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
931 (expand_expr_unaligned): Call set_mem_attributes instead of
933 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
934 * function.c (assign_stack_temp_for_type): Set MEM alignment.
935 (expand_function_end): Track MEM attributes of trampolines.
936 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
937 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
938 attributes from original.
939 * langhooks.c (lang_hook_default_get_alias_set): New function.
940 (hook_get_alias_set_0): New function.
941 * langhooks.h (hook_get_alias_set_0): New declaration.
942 (lang_hook_default_get_alias_set): Likewise.
943 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
944 * reload1.c (alter_reg): Use adjust_address_nv.
945 * rtl.c (get_mode_alignment): Moved to here.
946 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
947 change default if unknown from 1 to BITS_PER_UNIT.
948 * stor-layout.c (get_mode_alignment): Remove from here.
949 * toplev.h (struct lang_hoks): Add get_alias_set field.
950 * tree.h (lang_get_alias_set): Delete declaration.
951 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
952 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
953 (ix86_va_arg): Likewise.
954 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
955 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
956 * config/sparc/sparc.c (sparc_va_arg): Likewise.
957 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
958 (expand_block_move_mem): Remove dead code.
960 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
962 * c-common.c (warn_div_by_zero): New.
963 * c-common.h (warn_div_by_zero): New.
964 * c-decl.c (c_decode_option): Take it on the command line.
965 * c-typeck.c (build_binary_op): Warn about division by zero.
966 * doc/invoke.texi: Document the new command line option, fix
967 documentation of -Wmultichar.
968 * testsuite/gcc.dg/divbyzero.c: New tests.
969 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
971 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
973 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
975 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
976 to avoid update_life_info call.
977 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
978 * cfgcleanup.c (bb_flags): New enum.
979 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
980 (notice_new_block, update_forwarder_flag): New functions.
981 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
982 (try_forward_edges): Likewise; update flags.
983 (merge_blocks): Likewise.
984 (outgoing_edges_match): Likewise.
985 (try_crossjump_to_edge): Likewise.
986 (try_optimize_cfg): Likewise; initialize and clear the flags;
987 recompute life info if needed.
988 (cleanup_cfg): No need to clear aux pointers.
990 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
992 * config/i386/i386.c (override_options): Default to minimum
993 stack alignment when optimizing for code size.
994 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
997 * config/i386/i386.c (override_options): Set upper limit of
998 -mpreferred-stack-boundary to 12.
1000 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1002 * recog.c (peephole2_optimize): Add default case to switch.
1004 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1006 * doc/gcc.texi (Sending Patches): Remove.
1008 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1010 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1011 fields when comparing.
1013 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1015 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1016 * arm.c (HOST_INT, HOST_UINT): Likewise.
1018 2001-10-22 Stan Shebs <shebs@apple.com>
1020 * config/darwin-protos.h (darwin_exception_section): Declare.
1021 (darwin_eh_frame_section): Declare.
1023 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1025 * i386.md (movti_rex64): Fix mode.
1027 2001-10-22 Stan Shebs <shebs@apple.com>
1029 * target.h (struct gcc_target): Add asm_out.exception_section,
1030 asm_out.eh_frame_section.
1031 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1032 (TARGET_ASM_EH_FRAME_SECTION): New.
1033 (TARGET_INITIALIZER): Update.
1034 * output.h (default_exception_section): Declare.
1035 (default_eh_frame_section): Declare.
1036 * dwarf2out.c: Include target.h.
1037 (output_call_frame_info): Call target hook for eh frames.
1038 (default_eh_frame_section): New function.
1039 * except.c: Include target.h.
1040 (output_function_exception_table): Call target hook for exception
1042 * varasm.c (default_exception_section): Rename from
1043 exception_section, remove EXCEPTION_SECTION macro.
1045 * config/darwin.h (darwin_eh_frame_section): New function.
1046 (EXCEPTION_SECTION): Remove.
1047 (TARGET_ASM_EXCEPTION_SECTION): Define.
1048 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1049 (nextstep_exception_section): New function.
1050 (nextstep_eh_frame_section): New function.
1051 (TARGET_ASM_EXCEPTION_SECTION): Define.
1052 (TARGET_ASM_EH_FRAME_SECTION): Define.
1054 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1055 (TARGET_ASM_EXCEPTION_SECTION): Define.
1056 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1057 (EXCEPTION_SECTION): Remove.
1058 (TARGET_ASM_EXCEPTION_SECTION): Define.
1059 * config/stormy16/stormy16.h: Remove comments referencing
1060 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1062 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1063 TARGET_ASM_EH_FRAME_SECTION.
1065 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1067 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1070 * c-format.c: Fix spelling typo in comment.
1072 * sched-int.h: Fix typo in GCC preamble.
1074 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1077 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1079 2001-10-22 Richard Henderson <rth@redhat.com>
1081 * config/i386/i386.c (ix86_expand_clear): New.
1082 * config/i386/i386-protos.h: Declare it.
1083 * config/i386/i386.md (setcc peep2s): Use it.
1084 (movsi_xor): Unexport.
1086 2001-10-22 Richard Henderson <rth@redhat.com>
1088 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1089 free_EXPR_LIST_list for LOG_LINKS.
1091 2001-10-21 Robert Lipe <robertlipe@usa.net>
1093 * config/i386/i386.c (sco_asm_named_section): Delete.
1094 (sco_asm_out_constructor): Delete.
1095 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1096 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1097 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1098 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1099 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1101 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1103 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1104 and/or fold extra calls into fewer ones.
1105 * collect2.c (dump_file): Likewise.
1106 * cppexp.c (parse_number): Likewise.
1107 * cpplex.c (_cpp_lex_direct): Likewise.
1108 * final.c (output_asm_insn, asm_fprintf): Likewise.
1109 * fix-header.c (inf_scan_ident, main): Likewise.
1110 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1112 * fold-const.c (real_hex_to_f): Likewise.
1113 * gen-protos.c (parse_fn_proto): Likewise.
1114 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1115 * genrecog.c (change_state, write_action): Likewise.
1116 * gensupport.c (shift_output_template): Likewise.
1117 * local-alloc.c (requires_inout): Likewise.
1118 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1119 * protoize.c (is_id_char, main): Likewise.
1120 * real.c (asctoeg): Likewise.
1121 * recog.c (asm_operand_ok): Likewise.
1122 * reload.c (find_reloads): Likewise.
1123 * scan.c (scan_identget_token): Likewise.
1124 * sched-vis.c (print_value): Likewise.
1125 * stringpool.c (ggc_alloc_string): Likewise.
1126 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1127 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1128 * tradcpp.c (rescan): Likewise.
1129 * tree.c (clean_symbol_name): Likewise.
1130 * varasm.c (decode_reg_name): Likewise.
1132 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1133 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1134 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1135 * m88k.c (output_ascii): Likewise.
1136 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1137 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1138 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1139 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1141 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1143 * langhooks.c (lang_hook_default_do_nothing,
1144 lang_hook_default_decode_option): New defaults.
1145 * langhooks.h: Make hooks unconditional and non-NULL.
1146 * toplev.c (compile_file, toplev_main): Update.
1147 * toplev.h: Update comments.
1148 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1150 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1152 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1154 * system.h (IN_RANGE): New macro.
1156 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1158 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1159 INTLDEPS variable, which does not include $LIBICONV.
1160 * Makefile.in: Use INTLDEPS in LIBDEPS.
1161 * configure: Regenerate.
1163 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1165 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1166 * cpplex.c (lex_percent, lex_dot): Remove.
1167 (get_effective_char, skip_block_comment, skip_line_comment,
1168 parse_identifier_slow, parse_number, parse_string, save_comment,
1169 _cpp_lex_direct): Update to do lookback freely.
1170 (IF_NEXT_IS, BACKUP): New macros.
1171 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1172 * cppmacro.c (paste_tokens): Update.
1174 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1176 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1178 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1180 * reload1.c (reload): Check CONSTANT_P before calling
1181 LEGITIMATE_PIC_OPERAND_P.
1182 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1183 workaround of 2001-10-13.
1185 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1187 * i386.c (split_di): Handle splitting of DFmode.
1189 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1191 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1192 (adjust_address_1, offset_address): Likewise.
1194 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1195 (output_asm_insn): Call it for each line output.
1196 Don't record an operand more than once.
1198 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1199 * main.c: Include config.h and system.h, but not ansidecl.h.
1200 * Makefile.in (main.o): Update accordingly.
1202 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1204 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1206 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1208 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1209 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1211 (find_sub_basic_blocks): ... here;
1212 (find_many_sub_basic_blocks): New.
1213 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1215 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1217 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1219 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1221 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1222 * flow.c (update_life_info): Measure time.
1223 * c-decl.c: Include timevar.h
1224 (c_expand_body): Measure time.
1225 * toplev.c (rest_of_compilation): Measure time of mode switching
1227 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1229 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1230 (lang_independent_options): Add asynchronous-unwind-tables
1231 (toplev_main): flag_asynchronous_unwind_tables implies
1233 * flags.h (flag_asynchronous_unwind_tables): Declare.
1234 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1235 flag_asynchronous_unwind_tables.
1236 (output_call_frame_info): Likewise.
1237 * invoke.texi (-fasynchronous-unwind-tables): Document.
1238 * i386.c (optimization_options): Enable
1239 flag_asynchronous_unwind_tables.
1241 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1242 * i386.md (s* expanders): Destination is QImode.
1244 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1245 * rtl.h (clear_log_links): Kill.
1246 * flow.c (clear_log_links): Make static; accept blocks parameter;
1247 do no clear life info.
1248 (update_life_info): Call clear_log_links.
1250 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1252 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1254 * cpplex.c (handle_newline, skip_escaped_newlines,
1255 get_effective_char, skip_block_comment, skip_line_comment,
1256 parse_identifier_slow, parse_number, parse_string,
1257 _cpp_lex_direct): Update to do more stepping back.
1258 (trigraph_ok): Similarly. Rename trigraph_p.
1259 (SAVE_STATE, RESTORE_STATE): Remove.
1260 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1262 * cpplib.c (destringize): Rename destringize_and_run, and
1263 call run_directive directly.
1264 (_cpp_do__Pragma): Simplify.
1266 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1268 * pe.c (arm_pe_unique_section): Const-ify.
1269 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1270 (switch_to_section): Add static prototype.
1272 * output.h (drectve_section): Prototype.
1274 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1276 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1277 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1278 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1279 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1280 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1281 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1282 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1283 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1284 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1285 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1286 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1287 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1288 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1289 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1290 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1291 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1292 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1293 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1294 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1295 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1296 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1297 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1298 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1299 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1300 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1301 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1302 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1303 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1304 v850-*-*): Delete superflous ${cpu_type} setting.
1305 * config/linux.h: Delete svr4.h include.
1306 (SET_ASM_OP): Delete.
1307 * config/netware.h (INT_ASM_OP): Undef before define.
1308 * config/ptx4.h: Delete elfos.h include.
1309 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1310 * config/svr4.h: Delete elfos.h include. Update commentary.
1311 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1312 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1313 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1314 config/v850/v850.h: Delete svr4.h include.
1315 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1316 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1317 config/sparc/sysv4.h: Update includes.
1318 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1319 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1320 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1321 config/m88k/dguxbcs.h: Delete includes.
1322 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1323 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1324 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1326 * config/m88k/dgux.h: Delete include.
1327 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1329 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1330 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1331 * config/sh/elf.h: Update include.
1332 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1333 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1335 2001-10-19 Catherine Moore <clm@redhat.com>
1337 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1338 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1339 base and count fields.
1340 (stormy16_expand_builtin_va_start): last_reg_count changed to
1341 size_of_reg_args. Use count + size in first comparison.
1343 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1345 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1346 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1347 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1348 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1349 Set alignment from type if INDIRECT_REF.
1350 (adjust_address_1, offset_address): Simplify alignment compuitation.
1351 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1352 here; done by set_mem_attributes.
1354 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1356 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1357 * arm-protos.h (rdata_section, zero_init_section, common_section):
1359 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1360 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1361 traditional mode stringification.
1362 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1363 in macros controling its use.
1364 * rtlanal.c: Include tm_p.h.
1365 * varasm.c (asm_output_aligned_bss): Mark parameter with
1367 (assemble_constant_align, assemble_start_function, assemble_align,
1368 assemble_variable, assemble_trampoline_template,
1369 output_constant_def_contents): Wrap potentially empty if-stmt body
1372 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1374 * a29k-protos.h (literal_section): Prototype.
1375 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1376 * a29k.md: Ensure function pointers are prototyped.
1377 * genattrtab.c (write_eligible_delay): Mark parameter with
1380 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1382 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1383 * 1750a.c (print_operand): Fix format specifier warning.
1384 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1385 * 1750a.md: Likewise.
1386 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1387 * genemit.c (output_add_clobbers): Mark parameter with
1389 * genrecog.c (write_subroutine): Likewise.
1390 * integrate.c (expand_inline_function): Delete unused variable.
1391 * varasm.c (remove_from_pending_weak_list): Wrap with
1394 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1396 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1397 field is different to previous argument's neg field.
1399 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1401 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1403 * final.c (get_decl_from_op): New function.
1404 (output_asm_insn): Call it; write "*" when item with decl is address.
1406 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1408 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1409 about 64-bit support from the 3.0_branch version.
1411 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1413 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1414 USE_INCLUDED_LIBINTL when appropriate.
1415 * configure, config.in: Regenerate.
1416 * Makefile.in (datadir): Set to @datadir@.
1417 (intl.o): Also depend on $(CONFIG_H) and system.h.
1419 * intl.c: Factor out common gettext initialization sequence.
1420 (gcc_init_libintl): New function.
1421 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1422 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1423 off NLS. Add multiple include guard. No need to #ifdef-guard
1424 an #undef. Prototype gcc_init_libintl here.
1426 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1427 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1428 Use gcc_init_libintl.
1430 2001-10-19 Catherine Moore <clm@redhat.com>
1432 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1434 * config/stormy16/stormy16.c (stormy16_split_move): Make
1435 sure that REG_INC notes are present for auto_inc operands.
1437 2001-10-19 Andreas Jaeger <aj@suse.de>
1439 * configure: Regenerated.
1440 * configure.in: Add x86_64 to switch statements.
1442 2001-10-18 Richard Henderson <rth@redhat.com>
1444 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1445 address into $27 explicitly.
1446 (sibcall_value_osf_1): Likewise.
1448 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1450 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1451 (offset_address): New function.
1452 (free_emit_status): Free regno_decl.
1453 (init_emit): Pass proper number of elements to xcalloc.
1454 Allocate regno_decl.
1455 (mark_emit_status): Mark regno_decl values.
1456 * expr.c (highest_pow2_factor): New function.
1457 (expand_assigment): Use it and offset_address.
1458 Properly handle ptr_mode vs. Pmode in offset calculation.
1459 (store_constructor, expand_expr_unaligned): Likewise.
1460 (expand_expr, case COMPONENT_EXPR): Likewise.
1461 * expr.h (offset_address): New decl.
1462 * function.h (struct emit_status): Add regno_decl.
1463 (REGNO_DECL): New macro.
1464 * final.c (output_asm_name): Move in file and don't conditionalize
1465 on flag_print_asm_name.
1466 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1467 Output names of operands, if known.
1468 * function.c (assign_parms): Set REGNO_DECL.
1469 * integrate.c (integrate_decl_tree): Likewise.
1470 * stmt.c (expand_decl): Likewise.
1471 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1473 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1475 * attribs.c (handle_noinline_attribute): New function.
1476 (handle_used_attribute): Likewise.
1477 (c_common_attribute_table): Added noinline and used.
1478 * doc/extend.texi (Function Attributes): Document them.
1479 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1480 Warn when merging inline with attribute noinline.
1481 (start_decl, start_function): Warn if inline and attribute
1482 noinline appear in the same declaration.
1484 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1486 * config.gcc: Update c4x and i370 for C front end-specific
1488 * config/c4x/c4x-c.c: New.
1489 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1490 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1492 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1493 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1495 (c4x_init_pragma): Remove.
1496 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1497 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1498 c4x_pr_ignored): Move to c4x-c.c.
1499 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1500 * config/c4x/t-c4x: Update.
1501 * config/i370/i370-c.c: New.
1502 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1503 (i370_pr_map): Move to i370-c.c.
1504 * config/i370/t-i370: New.
1506 * doc/tm.texi: Update.
1508 2001-10-17 Stan Shebs <shebs@apple.com>
1510 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1511 typo fixes throughout.
1512 (machopic_output_stub): Remove some dead code.
1514 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1516 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1519 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1521 * Makefile.in (print-rtl.o): Depend on TREE_H.
1522 * alias.c (get_alias_set): Make two passes over objects to first
1523 see if inner object is access via restricted pointer.
1524 Defer allocating alias set for restricted pointer until here.
1525 Call find_placeholder with second arg nonzero.
1527 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1528 set for restricted pointer types.
1529 * emit-rtl.c (set_mem_attributes): Set more attributes.
1530 (set_mem_align, change_address, adjust_address_1): New functions.
1531 (change_address_1): Now static.
1532 (adjust_address, adjust_address_nv): Deleted.
1533 (replace_equiv_address): Call change_address_1.
1534 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1535 (find_placeholder): Get starting point from PLIST arg.
1536 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1537 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1538 (adjust_address, adjust_address_nv): New macros.
1539 * print-rtl.c (tree.h): New include.
1540 (print_rtx, case MEM): Print all memory attributes.
1542 2001-10-17 Richard Henderson <rth@redhat.com>
1544 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1546 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1548 * c-tree.texi: Eliminate duplicated word.
1549 * cpp.texi: Likewise.
1550 * install.texi: Likewise.
1551 * invoke.texi: Likewise.
1552 * tm.texi: Likewise.
1554 2001-10-17 Michael Collison <collison@isisinc.net>
1556 * dsp16xx.c: Fix comment formatting to match GNU standards.
1557 (dsp16xx_output_function_prologue): Change type of 'size'
1558 parameter from 'int' to HOST_WIDE_INT.
1559 (dsp16xx_output_function_epilogue): Change type of 'size'
1560 parameter from 'int' to HOST_WIDE_INT.
1562 2001-10-16 Richard Henderson <rth@redhat.com>
1564 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1565 * configure, config.in: Rebuild.
1567 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1568 (ix86_output_addr_diff_elt): New.
1569 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1570 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1571 (JUMP_TABLES_IN_TEXT_SECTION): New.
1572 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1573 * config/i386/i386-protos.h: Update.
1575 * config/i386/386bsd.h, config/i386/beos-elf.h,
1576 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1577 config/i386/i386-interix.h, config/i386/i386elf.h,
1578 config/i386/linux.h, config/i386/netbsd-elf.h,
1579 config/i386/netbsd.h, config/i386/openbsd.h,
1580 config/i386/ptx4-i.h, config/i386/rtemself.h,
1581 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1582 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1584 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1586 * stmt.c (expand_asm_operands): Update commentary.
1588 2001-10-16 Stan Shebs <shebs@apple.com>
1590 * config/darwin.h (GCC_NAME): Remove, no longer used.
1591 (NO_MATH_LIBRARY): Ditto.
1592 (MATH_LIBRARY): Define to emptiness.
1593 (DWARF2_DEBUGGING_INFO): Define.
1594 (PREFERRED_DEBUGGING_TYPE): Define.
1595 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1596 (EXCEPTION_SECTION): Define.
1597 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1598 * config/darwin.c (darwin_encode_section_info): Handle case of
1599 DECL_INITIAL being error_mark_node.
1601 2001-10-16 Richard Henderson <rth@redhat.com>
1603 * alpha.c (current_file_function_operand): Don't fail for profiling.
1604 (direct_call_operand): New.
1605 * alpha-protos.h: Declare it.
1606 * alpha.h (EXTRA_CONSTRAINT): Use it.
1607 (PREDICATE_CODES): Add it.
1608 (ASM_OUTPUT_MI_THUNK): Remove.
1609 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1610 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1612 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1614 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1615 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1617 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1619 * cfg.c (free_edge): Break out from ....
1620 (remove_edge): ... here.
1621 (clear_edges): Use free_edge.
1623 * att.h (ASM_QUAD): Add comment.
1624 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1626 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1628 * i386.c (split_ti): New function.
1629 (ix86_split_to_parts): Support TImodes.
1630 * i386.h (VALID_INT_MODE_P): Add TImode.
1631 * i386.md (movdi splitter): Fix.
1632 (movti): Support 64bit integer registers.
1633 (movti_rex64): New function and splitter.
1635 * i386.c (*_cost): Add movsx/movzx cost.
1636 * i386.h (struct processor_costs): Add movsx/movzx fields.
1637 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1638 64bit operations require split on 64bit machine.
1639 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1641 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1642 (ix86_expand_move): Avoid pushes of memory if size does not match;
1643 move long constants to register.
1644 (x86_initialize_trampoline): Fix mode.
1645 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1646 Use ASM_QUAD on 64bit.
1647 * i386.md (test pattern): Disallow impossible constants.
1648 (tablejump PIC expander): Fix emitting of sum.
1649 (movdicc_rex64): Rename to movdicc.
1650 * linux64.h (LINK_SPEC): Add missing '%'.
1652 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1654 * tree-inline.c (inlinable_function_p): Leave it up to the
1655 front-end to turn -finline-functions into DECL_INLINE set for all
1658 2001-10-16 Stan Shebs <shebs@apple.com>
1660 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1662 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1664 * recog.c: Formatting and comment typo fixes.
1666 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1667 version in single tree build.
1668 * configure: Regenerate.
1670 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1672 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1673 MODE arguments to gen_rtx and compare operand with const0_rtx.
1675 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1677 * system.h: Poison old unused target macros.
1678 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1679 * config/stormy16/stormy16.c: Update references to obsolete macros.
1680 * config/stormy16/stormy16.h: Similarly.
1681 * config/stormy16/stormy16.md: Similarly.
1682 * config/cris/cris.h: Similarly.
1684 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1686 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1687 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1688 cpp_register_pragma): Update accordingly.
1690 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1692 * c-pragma.h (cpp_register_pragma_space): Remove.
1693 * cpplib.h (cpp_register_pragma_space): Remove.
1694 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1695 (cpp_register_pragma_space): Remove.
1696 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1698 (do_pragma): Similarly.
1699 (_cpp_init_internal_pragmas): Don't register namespaces.
1701 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1702 Don't register namespaces.
1703 * cp/lex.c (init_cp_pragma): Similarly.
1704 * doc/tm.texi: Update.
1706 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1709 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1711 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1713 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1714 add scheduling support.
1715 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1716 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1717 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1720 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1722 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1723 missing CONSTANT_P test in core GCC.
1725 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1727 * cppmain.c (struct printer): New member source.
1728 (scan_translation_unit): Fix spacing at start of lines.
1729 (cb_line_change): Update.
1731 * gcc.dg/cpp/spacing2.c: New test.
1733 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1735 * config/cris/arit.c: Use __builtin_labs, not abs.
1737 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1739 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1740 misplaced sprintf and fprintf argument.
1742 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1744 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1745 * configure.in, Makefile.in: Take out obsolete check-po logic.
1746 * configure, config.in: Regenerate.
1748 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1750 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1751 symtab declarations.
1753 2001-10-12 Stan Shebs <shebs@apple.com>
1755 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1756 declarations of arguments and local variables.
1758 2001-10-12 Christopher Faylor <cgf@redhat.com>
1760 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1761 ENDFILE_SPEC definition.
1763 2001-10-12 Kazu Hirata <kazu@hxi.com>
1765 * gthr-dce.h: Fix comment formatting.
1766 * gthr-posix.h: Likewise.
1767 * gthr-single.h: Likewise.
1768 * gthr-solaris.h: Likewise.
1769 * gthr-vxworks.h: Likewise.
1770 * gthr-win32.h: Likewise.
1772 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1774 * final.c (output_asm_insn): Make sure assembly dialects are
1775 terminated, not nested. Output `|' and `}' characters if they
1776 don't appear inside assembly dialect selection.
1777 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1778 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1779 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1780 strsetsi_rex_1): Add {} braces.
1782 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1784 * toplev.c (compile_file): Ignore return value from yyparse.
1785 Always pop any nested binding levels after yyparse returns.
1787 2001-10-11 Richard Henderson <rth@redhat.com>
1789 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1791 2001-10-11 Richard Henderson <rth@redhat.com>
1793 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1794 fall back to add_AT_long_long for large CONST_INT.
1796 2001-10-11 Richard Henderson <rth@redhat.com>
1798 * config/i386/i386.md (setcc splitters): Add four splitters to
1799 simplify compound compares that simplify_comparison can't handle.
1801 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1803 * cpplex.c (digraph_spellings, token_spellings): Make static.
1805 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1807 * unroll.c (loop_iterations): Fixup last patch.
1809 2001-10-11 Richard Henderson <rth@redhat.com>
1811 * rtl.h (REG_VTABLE_REF): New.
1812 * rtl.c (reg_note_name): Add it.
1813 * combine.c (distribute_notes): Handle it.
1814 * final.c (final_scan_insn): Handle it.
1815 * tree.def (VTABLE_REF): New.
1816 * expr.c (expand_expr): Handle it.
1817 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1818 * output.h: Declare them.
1820 2001-10-11 Richard Henderson <rth@redhat.com>
1822 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1825 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1827 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1828 available in 64-bit mode.
1830 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1832 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1833 cris-*-linux* cases.
1834 * config/cris/cris-protos.h: New file.
1835 * config/cris/cris.c: New file.
1836 * config/cris/cris.h: New file.
1837 * config/cris/cris.md: New file.
1838 * config/cris/linux.h: New file.
1839 * config/cris/aout.h: New file.
1840 * config/cris/arit.c: New file.
1841 * config/cris/cris_abi_symbol.c: New file.
1842 * config/cris/mulsi3.asm: New file.
1843 * config/cris/t-aout: New file.
1844 * config/cris/t-cris: New file.
1845 * config/cris/t-elfmulti: New file.
1846 * config/cris/t-linux: New file.
1847 * doc/invoke.texi: Add CRIS options.
1848 * doc/install.texi (Specific): Add blurb for CRIS.
1850 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1852 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1854 * config/float/i32.h: Likewise.
1855 * config/float-i386.h: Likewise.
1856 * config/float-i64.h: Likewise.
1857 * config/float-m68k.h: Likewise.
1858 * config/float-sh.h: Likewise.
1859 * config/float-sparc.h: Likewise.
1861 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1863 * doc/contrib.texi: Add note about CRIS port to my entry.
1865 2001-10-11 Kazu Hirata <kazu@hxi.com>
1867 * basic-block.h: Fix formatting.
1868 * bitmap.h: Likewise.
1869 * cpplib.h: Likewise.
1870 * c-tree.h: Likewise.
1871 * diagnostic.h: Likewise.
1872 * flags.h: Likewise.
1874 * longlong.h: Likewise.
1876 * reload.h: Likewise.
1880 2001-10-10 Richard Henderson <rth@redhat.com>
1882 * c-parse.in (asm_operand): Allow named operands.
1883 * genconfig.c (max_recog_operands): Set to 29.
1884 * local-alloc.c (requires_inout): Skip multiple digits.
1885 * recog.c (asm_operand_ok): Likewise.
1886 (preprocess_constraints): Use strtoul for matching constraints.
1887 (constrain_operands): Likewise.
1888 * regmove.c (find_matches): Likewise.
1889 * reload.c (find_reloads): Likewise.
1890 * stmt.c (parse_output_constraint): Don't reject in-out
1891 constraint on operands > 9. Reject '[' in constraint.
1892 (expand_asm_operands): Handle named operands. Use strtoul
1893 for matching constraints.
1894 (check_operand_nalternatives): Split out from expand_asm_operands.
1895 (check_unique_operand_names): New.
1896 (resolve_operand_names, resolve_operand_name_1): New.
1898 * doc/extend.texi (Extended Asm): Document named operands.
1899 * doc/md.texi (Simple Constraints): Document matching constraints
1902 2001-10-10 Richard Henderson <rth@redhat.com>
1904 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1906 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1907 (jcc splitters): Add two splitters to simplify compound compares
1908 that simplify_comparison can't handle.
1910 2001-10-10 Richard Henderson <rth@redhat.com>
1912 * langhooks.c: Include langhooks.h.
1913 * Makefile.in (langhooks.o): Depend on it.
1915 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1917 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1918 should not be considered as a no-op.
1919 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1921 2001-10-10 Stan Shebs <shebs@apple.com>
1923 * alias.c: Remove uses of "register" specifier in declarations
1924 of arguments and local variables.
1925 * c-common.c: Ditto.
1926 * c-convert.c: Ditto.
1928 * c-format.c: Ditto.
1929 * c-semantics.c: Ditto.
1930 * c-typeck.c: Ditto.
1931 * caller-save.c: Ditto.
1934 * cfgbuild.c: Ditto.
1936 * collect2.c: Ditto.
1940 * cppfiles.c: Ditto.
1943 * defaults.h: Ditto.
1945 * dwarf2out.c: Ditto.
1946 * dwarfout.c: Ditto.
1947 * emit-rtl.c: Ditto.
1952 * fix-header.c: Ditto.
1953 * floatlib.c: Ditto.
1955 * fold-const.c: Ditto.
1956 * function.c: Ditto.
1959 * gen-protos.c: Ditto.
1960 * genattrtab.c: Ditto.
1961 * gencheck.c: Ditto.
1962 * genconfig.c: Ditto.
1964 * genextract.c: Ditto.
1965 * genflags.c: Ditto.
1966 * gengenrtl.c: Ditto.
1967 * genoutput.c: Ditto.
1969 * genrecog.c: Ditto.
1970 * gensupport.c: Ditto.
1974 * haifa-sched.c: Ditto.
1975 * hard-reg-set.h: Ditto.
1977 * integrate.c: Ditto.
1980 * local-alloc.c: Ditto.
1982 * mips-tdump.c: Ditto.
1983 * mips-tfile.c: Ditto.
1986 * print-rtl.c: Ditto.
1987 * read-rtl.c: Ditto.
1990 * reg-stack.c: Ditto.
1991 * regclass.c: Ditto.
1996 * resource.c: Ditto.
2000 * sched-deps.c: Ditto.
2001 * sched-rgn.c: Ditto.
2003 * simplify-rtx.c: Ditto.
2005 * stor-layout.c: Ditto.
2012 * xcoffout.c: Ditto.
2014 2001-10-10 Richard Henderson <rth@redhat.com>
2016 * rtl.h (can_reverse_comparison_p): Remove.
2018 2001-10-10 Christopher Faylor <cgf@redhat.com>
2020 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2023 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2025 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2026 (Thanks to Chris Faylor for suggesting macro name).
2027 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2029 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2030 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2031 (MATH_LIBRARY): Undef before definition.
2032 (OUTPUT_QUOTED_STRING): Likewise.
2033 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2035 2001-10-10 Richard Henderson <rth@redhat.com>
2037 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2038 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2039 a tristate comparison value.
2040 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2042 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2045 * unroll.c (loop_iterations): Ignore insns generated by loop
2048 * config.gcc (mips*-*-gnu*): Delete support.
2049 * config/mips/gnu.h: Remove.
2051 2001-10-10 Kazu Hirata <kazu@hxi.com>
2053 * calls.c: Fix formatting.
2054 * c-decl.c: Likewise.
2055 * cfgcleanup.c: Likewise.
2056 * combine.c: Likewise.
2057 * cppfiles.c: Likewise.
2058 * cpplib.c: Likewise.
2059 * cppmacro.c: Likewise.
2060 * crtstuff.c: Likewise.
2062 * dwarf2out.c: Likewise.
2063 * expmed.c: Likewise.
2065 * fold-const.c: Likewise.
2066 * function.c: Likewise.
2068 * genattrtab.c: Likewise.
2069 * ggc-page.c: Likewise.
2070 * integrate.c: Likewise.
2071 * libgcc2.c: Likewise.
2073 * optabs.c: Likewise.
2074 * profile.c: Likewise.
2075 * protoize.c: Likewise.
2077 * recog.c: Likewise.
2078 * reload1.c: Likewise.
2079 * reload.c: Likewise.
2080 * reorg.c: Likewise.
2081 * resource.c: Likewise.
2082 * sched-rgn.c: Likewise.
2083 * sdbout.c: Likewise.
2085 * toplev.c: Likewise.
2086 * varasm.c: Likewise.
2088 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2090 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2091 * Makefile.in (langhooks.o): Add dependencies.
2093 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2095 * rs6000.c (rs6000_emit_load_toc_table): Don't
2096 strdup the toc label.
2097 (create_TOC_reference): Likewise.
2099 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2101 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2104 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2106 * config/i386/i386.c (ix86_attribute_table): Correct
2107 min_len, max_len fields for dllimport, dllexport and shared.
2109 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2111 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2112 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2113 Consistently use "nonzero" instead of "non-zero".
2115 2001-10-09 Kazu Hirata <kazu@hxi.com>
2117 * acconfig.h: Fix comment formatting.
2118 * c-dump.h: Likewise.
2119 * c-tree.h: Likewise.
2120 * conditions.h: Likewise.
2122 * function.h: Likewise.
2124 * hwint.h: Likewise.
2125 * integrate.h: Likewise.
2128 * optabs.h: Likewise.
2130 2001-10-09 Kazu Hirata <kazu@hxi.com>
2132 * c-common.h: Fix comment formatting.
2133 * c-dump.c: Likewise.
2135 * diagnostic.h: Likewise.
2136 * except.c: Likewise.
2138 * gcov-io.h: Likewise.
2139 * genattrtab.c: Likewise.
2140 * output.h: Likewise.
2141 * predict.h: Likewise.
2142 * reload1.c: Likewise.
2143 * reload.h: Likewise.
2144 * resource.h: Likewise.
2146 * system.h: Likewise.
2148 * tree-inline.c: Likewise.
2149 * tsystem.h: Likewise.
2150 * varasm.c: Likewise.
2151 * xcoffout.h: Likewise.
2153 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2155 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2157 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2159 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2160 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2161 config/i386/netware.h, config/mcore/gfloat.h,
2162 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2163 config/netware.h, gccbug.in: Update FSF address.
2165 2001-10-09 Kazu Hirata <kazu@hxi.com>
2167 * c-common.c: Fix comment typos.
2168 * cfgrtl.c: Likewise.
2169 * collect2.c: Likewise.
2170 * cpplex.c: Likewise.
2171 * doloop.c: Likewise.
2172 * dwarf2out.c: Likewise.
2173 * dwarfout.c: Likewise.
2175 * fold-const.c: Likewise.
2179 * global.c: Likewise.
2180 * ifcvt.c: Likewise.
2182 * optabs.c: Likewise.
2183 * protoize.c: Likewise.
2184 * regclass.c: Likewise.
2185 * reorg.c: Likewise.
2189 * doc/cpp.texi: Likewise.
2190 * doc/c-tree.texi: Likewise.
2191 * doc/extend.texi: Likewise.
2192 * doc/invoke.texi: Likewise.
2193 * doc/objc.texi: Likewise.
2194 * doc/tm.texi: Likewise.
2196 2001-10-08 Richard Henderson <rth@redhat.com>
2198 * varasm.c (set_named_section_flags): Initialize "declared".
2200 2001-10-08 Robert Lipe <robertlipe@usa.net>
2202 * varasm.c (struct in_named_entry): Add declared.
2203 (named_section_first_declaration): New function.
2204 (default_elf_asm_named_section): Use it.
2205 * output.h (named_section_first_declaration): New.
2207 2001-10-08 Richard Henderson <rth@redhat.com>
2209 * i386.md (movsi_xor): Export.
2210 (setcc peep2): Use it when available; add an alternative to
2211 match zero_extendhisi2_and.
2213 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2215 * romp-protos.h (romp_initialize_trampoline): New function.
2216 * romp.c (romp_initialize_trampoline): Likewise.
2217 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2218 romp_initialize_trampoline.
2220 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2222 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2223 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2224 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2225 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2227 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2229 * unroll.c (loop_iterations): Extend check for multiple back edges.
2231 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2233 * langhooks.h: New file.
2234 * Makefile.in (OBJS): Added langhooks.o.
2235 (c-lang.o): Depend on langhooks.h.
2236 (c-common.o): Don't depend on tree-inline.h.
2237 (tree-inline.o): Depend on toplev.h.
2238 (langhooks.o): New rule.
2239 * c-common.c: Don't include tree-inline.h.
2240 (c_mark_lang_decl): Mark argument c as unused.
2241 (c_common_lang_init): Don't initialize hooks here.
2242 * c-lang.c: Include langhooks.h, then override some macros.
2243 (lang_hooks): Initialize with macros in langhooks.h.
2244 (c_init): Don't initialize hooks here.
2245 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2246 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2247 * tree-inline.c: Include toplev.h. Don't define hook variables.
2248 * tree-inline.h: Don't define hook types nor declare hook
2249 variables. Move macros to...
2250 * langhooks.c: ... new file, as functions. Adjust all callers.
2252 2001-10-08 Jeffrey A Law <law@cygnus.com>
2254 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2255 purge_mem_unchanging_flag on all instructions, not just on those
2256 before NOTE_INSN_FUNCTION_BEG.
2258 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2260 * cppmacro.c (_cpp_create_definition): Leave comments off.
2262 * doc/cpp.texi: Update.
2264 2001-10-08 DJ Delorie <dj@redhat.com>
2266 * c-decl.c (grokfield): Make sure the only unnamed fields
2267 we're allowing are either structs or unions.
2268 * doc/extend.texi: Add documentation for the unnamed field
2271 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2273 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2274 * configure.in: Use it.
2275 * configure: Regenerated.
2276 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2277 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2279 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2281 * cppfiles.c (open_file): Don't mark zero-length files
2282 never-reread here. Don't output diagnostics here either.
2283 (stack_include_file): Mark them never-reread here.
2284 (_cpp_read_file): Update.
2286 2001-10-08 Richard Henderson <rth@redhat.com>
2288 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2290 2001-10-08 Richard Henderson <rth@redhat.com>
2292 * expr.c (store_expr): When converting a CONST_INT for storage
2293 in a SUBREG, convert it to both SUBREG modes before stripping
2296 2001-10-08 Richard Henderson <rth@redhat.com>
2298 * varasm.c (restore_varasm_status): New.
2299 * function.h: Declare it.
2300 * function.c (pop_function_context_from): Call it.
2302 2001-10-08 Richard Henderson <rth@redhat.com>
2304 * c-common.h (struct c_lang_decl): Add declared_inline.
2305 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2306 * c-lang.c (c_disregard_inline_limits): Use it.
2307 * c-decl.c (duplicate_decls): Likewise.
2308 (pushdecl, redeclaration_error_message): Likewise.
2309 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2310 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2311 Set DECL_INLINE if -finline-functions.
2312 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2314 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2316 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2317 in enter_macro_context. Create a padding token in its own context
2318 if necessary when the search for '(' fails.
2319 (enter_macro_context): Update.
2321 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2323 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2324 genmultilib, toplev.c: Fix spelling errors of "separate" as
2325 "seperate", and corresponding spelling errors of related words.
2327 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2329 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2330 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2332 * c-dump.c (dump_option_value_info): Likewise.
2333 * c-format.c (format_length_info, format_char_info,
2334 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2335 * collect2.c (names): Likewise.
2336 * cppdefault.h (default_include): Likewise.
2337 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2338 * flow.c (life_analysis): Likewise.
2339 * gcc.c (dir_separator_str, modify_target, option_map,
2340 target_option_translations, spec_list_1, extra_specs_1,
2341 init_spec): Likewise.
2342 * gcov.c (gcov_version_string): Likewise.
2343 * genattr.c (write_units): Likewise.
2344 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2345 * gengenrtl.c (rtx_definition, defs): Likewise.
2346 * genrecog.c (pred_table): Likewise.
2347 * global.c (global_alloc): Likewise.
2348 * lcm.c (optimize_mode_switching): Likewise.
2349 * local-alloc.c (find_free_reg): Likewise.
2350 * params.h (param_info): Likewise.
2351 * predict.c (predictor_info): Likewise.
2352 * protoize.c (unexpansion_struct): Likewise.
2353 * real.c (bmask): Likewise.
2354 * recog.h (insn_operand_data, insn_data): Likewise.
2355 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2356 * stmt.c (expand_nl_goto_receiver): Likewise.
2357 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2358 target_switches, target_options): Likewise.
2359 * tradcif.y (token, tokentab2, yylex): Likewise.
2360 * tree.h (attribute_spec): Likewise.
2362 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2364 * arc.c (arc_output_function_epilogue): Likewise.
2365 * arm.c (processors, all_cores, all_architectures,
2366 arm_override_options, isr_attribute_arg, isr_attribute_args,
2367 arm_isr_value): Likewise.
2368 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2370 * c4x.c (c4x_int_reglist): Likewise.
2371 * d30v.c (override_options): Likewise.
2372 * h8300.c (shift_insn): Likewise.
2373 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2374 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2375 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2376 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2377 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2378 * i386.h (processor_costs, ix86_cost): Likewise.
2379 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2380 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2381 * m68k.c (codes_68881, codes_FPA): Likewise.
2382 * m88k.c (mode_from_align, max_from_align, all_from_align,
2383 best_from_align, m_options): Likewise.
2384 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2385 * mcore.c (mode_from_align): Likewise.
2386 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2387 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2388 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2389 * mips.h (mips_regno_to_class): Likewise.
2390 * ns32k.c (scales): Likewise.
2391 * pa.c (import_string, magic_milli): Likewise.
2392 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2393 * sparc.c (leaf_reg_remap, sparc_override_options,
2394 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2396 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2398 2001-10-07 Dale Johannesen <dalej@apple.com>
2400 * reload1.c (reload_reg_free_p): Teach register interference
2401 checking that multiple output reloads are emitted in
2403 reload1.c (reload_reg_reaches_end_p): Ditto.
2404 reload1.c (reloads_conflict): Ditto.
2406 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2408 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2409 NULL_TREE inside @code.
2411 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2413 * doc/gcc.texi: Document consistent style of "32-bit",
2414 "Objective-C", and "@code{NULL}".
2416 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2418 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2419 (cpp_token_len, cpp_spell_token, cpp_output_token,
2420 _cpp_equiv_tokens): Handle it.
2421 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2422 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2423 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2426 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2428 * gcc.c (default_compilers): Remove .ada.
2430 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2432 * doc/cppinternals.texi: Update.
2434 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2436 * gcc.c (main): Set this_file_error if the appropriate
2437 compiler for a language has not been installed.
2439 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2441 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2443 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2445 * gccbug.in (CATEGORIES): Add ada.
2447 2001-10-05 Catherine Moore <clm@redhat.com>
2449 * config/stormy16/stormy-abi: Document abi changes.
2450 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2451 (ICALL_REGS): New register class.
2452 (NUM_ARGUMENT_REGISTERS): Now 6.
2453 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2455 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2456 * config/stormy16.md (call_internal, call_value_internal,
2457 indirect_jump): Use new 'z' constraint.
2459 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2461 * doc/cppinternals.texi: Update.
2463 2001-10-05 Richard Henderson <rth@redhat.com>
2465 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2466 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2467 the gas section-name-as-label feature.
2469 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2471 * doc/cppinternals.texi: Update.
2473 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2475 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2476 to ensure valid SImode constants.
2478 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2480 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2481 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2482 * c-decl.c: Include tree-inline.h.
2483 (c_expand_body): Call optimize_inline_calls. Determine whether
2484 a function is inlinable upfront, and only clear
2485 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2486 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2487 (c_disregard_inline_limits): New function.
2488 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2489 (c_post_options): Enable tree inlining if inlining is enabled.
2490 Don't inline trees when instrumenting functions.
2491 (c_init): Initialize lang_disregard_inline_limits and
2492 lang_cannot_inline_tree_fn.
2493 * tree-inline.c (initialize_inlined_parameters): Handle calls
2494 with fewer arguments than declared parameters, and fewer
2495 parameters than passed arguments. Don't assume value is a
2497 (declare_return_variable): Convert return value back to the
2498 original type, if it was promoted.
2499 (tree_inlinable_function_p): New function.
2500 (inlinable_function_p): Don't look at DECL_INLINE if we're
2501 inlining all functions. Make it work with a NULL id.
2502 Re-check DECL_UNINLINABLE after language-specific checks.
2503 * tree-inline.h (tree_inlinable_function_p): Declare it.
2504 * integrate.c (save_for_inline): Don't bother to prepare argvec
2506 * cse.c (check_for_label_ref): Don't check deleted labels.
2508 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2509 * tree-inline.c: Include headers needed for the functions moved in.
2510 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2511 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2512 (copy_body, initialize_inlined_parameters): Likewise.
2513 (declare_return_variable, inlinable_function_p): Likewise.
2514 (expand_call_inline, expand_calls_inline): Likewise.
2515 (optimize_inline_calls, clone_body): Likewise.
2516 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2517 (copy_tree_r, remap_save_expr): Likewise.
2519 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2521 * Makefile.in (OBJS): Added tree-inline.o.
2522 (c-common.o): Depend on tree-inline.h.
2523 (tree-inline.o): New target.
2524 * c-common.c: Include tree-inline.h.
2525 (c_mark_lang_decl): Don't mark saved_tree.
2526 (c_common_lang_init): Set lang_anon_aggr_type_p.
2527 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2528 (struct c_lang_decl): Moved saved_tree to tree_decl.
2529 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2530 * integrate.h (function_attribute_inlinable_p): Declare it.
2531 * integrate.c (function_attribute_inlinable_p): Export it.
2532 * tree-inline.c: New file. Define variables declared in...
2533 * tree-inline.h: New file. Declare functions to be moved to
2534 tree-inline.c. Define macros and declare types and hooks for
2535 language-specific tree inlining.
2536 (flag_inline_trees): Moved definition from cp/decl2.c.
2537 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2538 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2539 (struct tree_decl): Moved saved_tree from c_lang_decl and
2540 inlined_fns from C++'s lang_decl.
2542 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2544 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2545 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2547 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2549 * doc/cppinternals.texi: Update.
2551 2001-10-04 Eric Christopher <echristo@redhat.com>
2553 * config/mips/mips.c (init_cumulative_args): Remember to set
2555 * config.gcc: Redo linux configuration. Add target_cpu_default
2556 of soft-float to all mipsisa32 combinations and tx39.
2557 * config/mips/linux.h: Remove include of mips.h.
2559 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2561 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2562 HOST_LDFLAGS and HOST_CPPFLAGS.
2564 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2566 * c-parse.in (objc_inherit_code, objc_pq_context,
2567 objc_public_flag): Make static.
2568 (objc_interface_context, objc_implementation_context,
2569 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2570 global tree array in objc/objc-act.[ch].
2571 (methoddef): Remove unnecessary code.
2573 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2574 Hoist struct definitions to objc-act.h.
2575 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2576 cat_count): Place declaration in objc-act.h.
2577 (objc_tree_index): Move enumeration to objc-act.h.
2578 (objc_global_trees): Place declaration and macro accessors in
2580 (implementation_context): Remove duplicate; use
2581 objc_implementation_context instead:
2582 (method_context): Remove duplicate; use objc_method_context
2584 (objc_ellipsis_node, objc_method_prototype_template,
2585 implemented_classes, function_type): Move global vars to
2587 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2588 (build_message_expr): Move actual construction of ObjC message
2589 send nodes to finish_message_expr.
2590 (finish_message_expr): New routine, contains code formerly in
2592 * objc/objc-act.h (finish_message_expr): New prototype.
2593 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2594 declarations; these vars are now part of objc_global_trees.
2595 (objc_tree_index, objc_global_trees): Move definitions from
2597 * objc/objc-tree.def: Update copyright info.
2599 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2601 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2603 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2604 only if TARGET_ARCH64.
2606 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2608 * doc/extend.texi: Fix some problems with previous checkin.
2609 * doc/invoke.texi: Likewise.
2611 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2613 * cpphash.h: Update comments.
2614 (cpp_context): Update.
2615 (spec_nodes): Remove n__Pragma.
2616 * cppinit.c (cpp_create_reader): Update.
2617 (builtin_array): Add _Pragma.
2618 * cpplib.h: Update comments.
2619 (NODE_DISABLED, BT_PRAGMA): New.
2620 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2621 * cppmacro.c (struct cpp_macro): Remove disabled.
2622 (builtin_macro): Return int, handle _Pragma, push the new token
2623 on the context stack.
2624 (funlike_invocation_p): Unconstify, update.
2625 (enter_macro_context): Handle builtins here.
2626 (replace_args, push_token_context, push_ptoken_context):
2627 Update for prototype changes.
2628 (_cpp_pop_context): Update.
2629 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2630 (cpp_sys_macro_p): Update.
2631 (_cpp_free_definition): Clear disabled flag.
2632 (_cpp_create_definition): Upate.
2633 * cppmain.c: Update comments.
2635 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2636 Andreas Jaeger <aj@suse.de>,
2637 Jan Hubicka <jh@suse.cz>
2639 * doc/invoke.texi (i386 Options): Document x86-64 options.
2640 (i386 and x86-64 Options): Rename i386 options section.
2642 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2643 (TARGET_SWITCHES): Add -munwind-info.
2644 (MASK_NO_UNWIND_INFO): New.
2645 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2647 (ASM_OUTPUT_DOUBLE_INT): New.
2649 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2650 * config.gcc: Fix tm_file settings for x86-64.
2651 * config/i386/x86-64.h: New file with OS independent x86-64
2653 * config/i386/biarch64.h: New file used to configure compiler
2654 to biarch/64bit compilation.
2656 * config/i386/i386.c: (override_options): Set flags default
2657 for 64bit compilation.
2659 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2661 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2662 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2663 constants on x86_64.
2664 (ix86_attr_length_immediate_default): Support MODE_DI.
2665 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2667 (indirect_jump, tablejump): Turn into expander.
2669 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2671 * c-common.c (c_format_attribute_table): Make format and
2672 format_arg attributes apply to function types rather than to
2674 (is_valid_printf_arglist): Construct an attribute list and pass
2675 that to check_function_format rather than a name.
2676 * c-common.h (check_function_format): Adjust prototype.
2677 * c-decl.c (duplicate_decls): Preserve attributes from type of
2678 built-in decl when allowing for harmless conflict in types.
2679 * c-format.c (record_function_format,
2680 record_international_format, function_format_list,
2681 international_format_info, international_format_list): Remove.
2682 (function_format_info): Remove next, name and assembler_name.
2683 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2684 (decode_format_attr): New.
2685 (handle_format_attribute): Handle receiving a type rather than a
2686 decl. Call decode_format_attr. Store format information in a
2687 function_format_info.
2688 (handle_format_arg_attribute): Correct comment. Handle receiving
2689 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2691 (check_format_info_recurse, check_format_info_main): Take argument
2692 numbers as unsigned HOST_WIDE_INT.
2693 (check_function_format): Take a list of attributes from the
2694 function type rather than a name or assembler name. Check for
2695 format attributes in that list and the attributes on the type of
2696 the current function rather than looking through
2697 function_format_list.
2698 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2700 (check_format_info_recurse): Take format_arg attributes from the
2701 type of the function calls rather than using
2702 international_format_list. Allow for multiple format_arg
2704 * c-typeck.c (build_function_call): Pass type attributes to
2705 check_function_format rather than name or assembler name. Don't
2706 require there to be a name or assembler name to check formats.
2708 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2710 * attribs.c (decl_attributes): Possibly call
2711 insert_default_attributes to insert default attributes on
2712 functions in a lazy manner.
2713 * builtin-attrs.def: New file; define the default format and
2714 format_arg attributes.
2715 * c-common.c (c_format_attribute_table): Move to earlier in the
2717 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2718 (enum built_in_attribute, built_in_attributes,
2719 c_attrs_initialized, c_init_attributes,
2720 c_common_insert_default_attributes): New.
2721 (c_common_lang_init): Don't initialize format_attribute_table. Do
2722 call c_init_attributes.
2723 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2724 * c-common.h (init_function_format_info): Don't declare.
2725 (c_common_insert_default_attributes): Declare.
2726 * c-decl.c (implicitly_declare, builtin_function): Call
2728 (init_decl_processing): Don't call init_function_format_info.
2729 (insert_default_attributes): New.
2730 * c-format.c (handle_format_attribute,
2731 handle_format_arg_attribute): Be quiet about inappropriate
2732 declaration when applying default attributes.
2733 (init_function_format_info): Remove.
2734 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2735 (insert_default_attributes): Declare.
2737 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2739 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2741 2001-10-01 Jim Wilson <wilson@redhat.com>
2743 * sched-deps.c (add_dependence): When elide conditional dependence,
2744 check that insn doesn't modify cond2.
2746 2001-10-01 Dale Johannesen <dalej@apple.com>
2748 * config/rs6000/rs6000.h (enum processor_type): Add support
2749 for 7400 (G4) and 7450.
2751 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2752 (rs6000_issue_rate): Ditto.
2753 (rs6000_adjust_cost): Fix cycle counts for compares.
2754 (debug_stack_info): Fix an obvious typo.
2755 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2756 * doc/invoke.texi: Document.
2757 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2759 (PROCESSOR_DEFAULT): Ditto.
2761 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2763 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2764 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2765 later recursive make invocation.
2767 2001-10-01 Hans Boehm <boehm@acm.org>
2769 * optabs.c (emit_libcall_block): When using non-call exceptions,
2770 don't add REG_LIBCALL reg notes to trapping calls.
2772 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2774 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2775 (propagate_one_insn): Update for above change
2777 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2779 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2780 _Unwind_GetTextRelBase): Argument is unused.
2782 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2784 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2785 Loop through NOPs, placeholders, and components.
2786 Don't go through NOPs if change mode.
2787 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2788 * emit-rtl.c (set_mem_alias_set): Enable check.
2789 * expr.c (find_placeholder): New function.
2790 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2791 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2792 to modify it and avoid unneeded copies.
2793 * expr.h (expand_expr): Always define.
2794 (find_placeholder): New declaration.
2796 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2798 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2799 operand 2 is the stack pointer.
2800 ("addr-peephole"): Fix address computation peephole when operand 2
2801 is the stack pointer.
2803 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2805 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2806 (ix86_setup_incoming_varargs): Likewise.
2808 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2810 * stor-layout.c (layout_type): Don't complain about too-large
2813 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2815 * function.c (keep_stack_depressed): Don't use delete_insn.
2817 * expr.h (set_mem_alias_set): Move decl to here.
2818 * rtl.h (mem_attrs): New typedef and struct.
2819 (union rtunion_def): Add field for mem_attrs.
2820 (X0MEMATTR, MEM_ATTRS): New macros.
2821 (MEM_ALIAS_SET): Use MEM_ATTRS.
2822 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2823 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2824 (set_mem_alias_set): Delete decl from here.
2826 * alias.c (set_mem_alias_set): Delete from here.
2827 * emit-rtl.c (mem_attrs_htab): New variable.
2828 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2829 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2830 (mem_attrs_mark, get_mem_attrs): Likewise.
2831 (gen_rtx_MEM): Clear MEM_ATTRS.
2832 (set_mem_attributes): Move to here.
2833 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2834 (init_emit_once): const_int_htab now deletable htab.
2835 Initialize mem_attrs_htab.
2836 * explow.c (set_mem_attributes): Delete from here.
2837 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2838 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2839 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2840 * reload1.c (reload): Rework changing REG to MEM.
2842 2001-09-30 H.J. Lu <hjl@gnu.org>
2844 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2845 * config.in: Rebuild.
2847 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2849 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2850 ("tsthi_1"): Avoid allocation in register y.
2851 ("*movqi_68hc12"): Reorganize and fix constraints.
2852 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2853 ("addqi3"): Likewise.
2854 ("addhi3"): Fix constraints.
2855 ("*logicalhi3_zexthi"): Disparage soft registers.
2857 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2859 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2862 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2864 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2865 that we use setjmp/longjmp exceptions.
2867 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2869 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2870 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2871 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2872 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2873 (_cpp_extend_buff, BUFF_ROOM): Update.
2874 (_cpp_append_extend_buff): New.
2875 (struct cpp_reader): Remove macro_pool, add a_buff.
2876 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2878 (cpp_destroy): Free a_buff instead of macro_pool.
2879 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2880 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2881 _cpp_pool_alloc, ): Remove.
2882 (parse_number, parse_string): Update use of _cpp_extend_buff.
2883 (_cpp_extend_buff): Update.
2884 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2885 * cpplib.c (glue_header_name, parse_answer):
2886 Update use of _cpp_extend_buff.
2887 (cpp_register_pragma, cpp_register_pragma_space): Use
2889 (do_assert, do_unassert): Check for EOL, update.
2890 * cppmacro.c (stringify_arg, collect_args): Update to use
2891 _cpp_extend_buff and _cpp_append_extend_buff.
2892 (save_parameter, parse_params, alloc_expansion_token,
2893 _cpp_create_definition): Rework memory management.
2895 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2897 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2898 update md_exec_prefix.
2899 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2902 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2904 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2905 (SELECT_CC_MODE): Use s390_select_ccmode.
2906 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2907 * config/s390/s390.c (s390_select_ccmode): New.
2908 (s390_match_ccmode): Add CCLmode.
2909 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2910 (output_branch_condition, output_inverse_branch_condition): Removed.
2911 (print_operand): Use s390_branch_condition_mnemonic.
2912 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2913 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2914 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2916 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2917 when converting conditional branches to far branches.
2918 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2919 cmpint_di): Use CCSmode instead of CCUmode.
2921 * config/s390/s390.c (legitimate_la_operand_p): New.
2922 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2923 * config/s390/s390.md (movsi): Convert load address patterns to
2924 arithmetic operations when necessary.
2925 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2926 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2927 (*do_la_reg_0): Don't use before reload.
2929 * config/s390/s390.c (legitimize_address): Make more efficient
2930 use of two-register addressing mode.
2932 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2933 with -mno-backchain in some corner cases.
2935 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2937 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2939 * reload.c (find_reloads): Mark new USE insns with QImode.
2940 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2941 find_reloads_subreg_address): Likewise.
2942 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2944 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2946 (reload): Make sure there are no USEs with mode other than
2947 VOIDmode. At the end, remove those marked with QImode.
2949 2001-09-29 Per Bothner <per@bothner.com>
2951 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2952 * Makefile.in (includedir): Rename to local_includedir.
2953 (includedir): Define as $(prefix)/include.
2954 * config.in (PREFIX_INCLUDE_DIR): New variable.
2955 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2957 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2959 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2961 * doc/extend.texi (Vector Extensions): New node.
2962 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2963 i386 -mmmx, -msse, -m3dnow.
2965 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2967 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2969 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2971 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2973 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2975 2001-09-28 Richard Henderson <rth@redhat.com>
2977 * varasm.c (assemble_integer): Bound alignment check by
2980 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2982 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2984 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2986 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2988 Mostly from Graham Stott <grahams@redhat.com>
2989 * c-common.c (type_for_mode): Add support for V2SFmode.
2990 * tree.c (build_common_tree_nodes_2): Likewise.
2991 * tree.h (enum tree_index, global_trees): Likewise.
2992 * config/i386/i386.c (x86_3dnow_a): New variable.
2993 (override_options): Support 3Dnow extensions.
2994 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2995 Athlon's version of 3Dnow.
2996 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2997 (ix86_expand_builtin): Handle them.
2998 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2999 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3000 TARGET_3DNOW_A): New macros.
3001 (TARGET_SWITCHES): Add 3Dnow switches.
3002 (VALID_MMX_REG_MODE_3DNOW): New macro.
3003 (VECTOR_MODE_SUPPORTED_P): Use it.
3004 (enum ix86_builtins): Add entries for 3Dnow builtins.
3005 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3006 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3007 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3008 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3009 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3010 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3011 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3012 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3013 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3014 sfence_insn, prefetch): Make these available if TARGET_SSE or
3017 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3019 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3020 ix86_va_start, ix86_build_va_list): Declare.
3021 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3022 ix86_va_start, ix86_build_va_list): New global functions.
3023 * i386.md (sse_prologue_save_insn): New insn.
3024 (sse_prologue_save): New expander.
3025 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3026 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3028 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3030 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3031 Use size_t everywhere, make definitions consistent with
3034 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3036 * gcse.c (replace_store_insn): Use delete_insn.
3037 * loop.c (move_movables): Likewise; avoid delete_insn
3038 from clobbering notes moved elsewhere.
3039 (check_dbra_loop): Use delete_insn.
3040 * ssa.c (convert_from_ssa): Likewise.
3041 * cse.c (cse_insn): Use delete_insn.
3043 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3045 * cpphash.h (struct cpp_buff): Make unsigned.
3046 (_cpp_get_buff): Take length of size_t.
3047 (_cpp_unaligned_alloc): New.
3048 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3049 (struct cpp_reader): Remove ident_pool. Add u_buff.
3050 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3051 (cpp_destroy): Destroy u_buff, not ident_pool.
3052 * cpplex.c (parse_number, parse_string, save_comment,
3053 cpp_token_as_text): Update to use the unaligned buffer.
3054 (new_buff): Make unsigned.
3055 (_cpp_unaligned_alloc): New.
3056 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3057 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3059 (collect_args): Make unsigned.
3061 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3063 * cpplex.c (cpp_output_token): Use a putc loop for
3064 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3066 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3067 * configure, config.in: Regenerate.
3068 * system.h: Replace fwrite and fprintf with their unlocked
3069 variants if available.
3071 2001-09-27 Richard Henderson <rth@redhat.com>
3073 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3074 in favour of .eh_frame.
3076 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3078 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3080 (LIBCALL_VALUE): Likewise.
3082 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3084 * cpphash.h: Update comment.
3085 * cpplex.c: Update comments.
3086 (_cpp_can_paste): Remove.
3087 * cpplib.h (_cpp_can_paste): Remove.
3088 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3089 lexer rather than _cpp_can_paste.
3091 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3093 * doc/cppinternals.texi: Update.
3095 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3097 * cpphash.h (struct cpp_pool): Remove locks and locked.
3098 (struct cpp_context): Add member buff.
3099 (struct cpp_reader): Remove member argument_pool.
3100 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3101 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3102 * cpplex.c (chunk_suitable): Remove pool argument.
3103 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3104 (new_buff, _cpp_extend_buff): Update.
3105 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3106 which buffer is returned.
3107 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3108 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3109 * cppmacro.c (lock_pools, unlock_pools): Remove.
3110 (push_ptoken_context): Take a _cpp_buff.
3111 (enter_macro_context): Pool locking removed.
3112 (replace_args): Use a _cpp_buff for the replacement list with
3114 (push_token_context): Clear buff.
3115 (expand_arg): Use _cpp_pop_context.
3116 (_cpp_pop_context): Free a context's buffer, if any.
3118 2001-09-26 DJ Delorie <dj@redhat.com>
3120 * c-typeck.c (digest_init): Check for sizeless arrays.
3122 2001-09-26 Richard Henderson <rth@redhat.com>
3124 * optabs.c (init_one_libfunc): Create a dummy function type
3125 instead of using error_mark_node.
3127 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3129 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3130 _cpp_extend_buff, _cpp_free_buff): New.
3131 (struct cpp_reader): New member free_buffs.
3132 * cppinit.c (cpp_destroy): Free buffers.
3133 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3134 _cpp_extend_buff, _cpp_free_buff): New.
3135 * cpplib.h (struct cpp_options): Remove unused member.
3136 * cppmacro.c (collect_args): New. Combines the old parse_arg
3137 and parse_args. Use _cpp_buff for memory allocation.
3138 (funlike_invocation_p, replace_args): Update.
3140 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3142 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3144 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3146 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3148 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3150 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3153 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3154 Jim Wilson <wilson@redhat.com>
3156 * doc/install.texi (Specific, ia64-*-linux): Document.
3158 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3160 * Makefile.in (cfgrtl.o): Add.
3161 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3162 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3163 free_aux_for_edge): Declare.
3165 (HAVE_return): Undefine.
3166 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3167 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3168 free_aux_for_edge): New global functions.
3169 (first_delete_block): New static variable.
3170 (init_flow): Clear first_delete_block.
3171 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3172 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3173 try_redirect_by_replacing_jump, last_loop_beg_note,
3174 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3175 delete_insn, delete_insn_chain, create_basic_block_structure,
3176 create_basic_block, flow_delete_block, compute_bb_for_insn,
3177 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3178 set_block_for_new_insns, split_block, merge_blocks_nomove,
3179 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3180 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3181 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3182 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3183 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3184 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3185 purge_all_dead_edges): Move to ....
3186 * cfgrtl.c: New file; .... Here.
3188 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3189 (reroder_basic_block): Use alloc_aux_for_blocks.
3190 * predict.c (estimate_bb_frequencies): Likewise; use
3191 alloc_aux_for_edges.
3192 * profile.c (compute_branch_probabilities): Likewise.
3193 (branch_prob): Likewise.
3194 * reg-stack.c (reg_to_stack): Likewise.
3196 * emit-rtl.c (emit_insns_after): Never return NULL.
3198 * basic-block.h (set_block_for_new_insns): Delete.
3199 * cfgrtl.c (set_block_for_new_insns): Delete.
3201 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3202 calls when crossjumping.
3204 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3205 * unroll.c (copy_loop_body): Use delete_insn.
3207 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3208 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3209 keep_stack_depressed): Likewise.
3210 * gcse.c (cprop_cc0_jump): Likewise.
3211 * local-alloc.c (update_equiv_regs): Likewise.
3212 * loop.c (scan_loop, loop_delete_insns): Likewise.
3213 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3214 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3215 delete_output_reload, delete_address_reloads_1,
3216 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3218 * sibcall.c (replace_call_placeholder): Likewise.
3219 * cse.c (cse_insn): Likewise.
3221 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3223 From Graham Stott <grahams@redhat.com>
3224 (def_builtin): Only define builtins appropriate for target_flags. All
3226 (builtin_decsription): Add new field mask which is used to determine
3227 when to define the builtin via the macro def_builtin.
3229 (bdesc_comi): Initialise new mask fields.
3230 (bdesc_2srg): Likewise.
3231 (bdesc_1arg): Likewise.
3233 * config/i386/i386.c (ix86_init_builtins): Correct return type
3234 building v4hi_ftype_v4hi_int_int tree node.
3235 (ix86_expand_sse_comi): Fix typo swapping operands.
3236 Don't swap comparision condition, it is already swapped.
3237 (ix86_expand_sse_compare): Before swapping operands
3238 move operand 1 into new rtx and not the target rtx.
3239 Don't swap comparison condition, it is already swapped.
3240 Always check whether we need to create a new TARGET.
3242 * config/i386/i386.md: (sse_comi) Fix typos.
3243 (sse_ucomi): Likewise.
3244 (cvtss2si): Fix operand 0 contraint.
3245 (cvttss2si): Likewise.
3246 (sse_unpckhps): Fix mode for operand 2.
3247 (sse_unpcklps): Likewise.
3249 2001-09-25 Graham Stott <grahams@redhat.com>
3251 * sibcall.c (skip_copy_to_return_value): Tighten return value
3254 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3256 * rs6000.c (lwa_operand): Address must be word aligned.
3258 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3260 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3261 number has been set.
3262 (type_hash_mark): Mark type itself.
3264 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3266 * c-lex.c (cb_def_pragma): Update.
3267 (c_lex): Update, and skip padding.
3268 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3269 * cpphash.h (struct toklist): Delete.
3270 (union utoken): New.
3271 (struct cpp_context): Update.
3272 (struct cpp_reader): New members eof, avoid_paste.
3273 (_cpp_temp_token): New.
3274 * cppinit.c (cpp_create_reader): Update.
3275 * cpplex.c (_cpp_temp_token): New.
3276 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3277 (cpp_output_token): Don't print leading whitespace.
3278 (cpp_output_line): Update.
3279 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3280 do_include_common, do_line, do_ident, do_pragma,
3281 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3282 parse_assertion): Update.
3283 (get_token_no_padding): New.
3284 * cpplib.h (CPP_PADDING): New.
3285 (AVOID_LPASTE): Delete.
3286 (struct cpp_token): New union member source.
3287 (cpp_get_token): Update.
3288 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3289 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3290 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3291 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3292 _cpp_backup_tokens, _cpp_create_definition): Update.
3293 (push_arg_context): Delete.
3294 (padding_token, push_token_context, push_ptoken_context): New.
3295 (make_string_token, make_number_token): Update, rename.
3296 (cpp_get_token): Update to handle tokens as pointers to const,
3297 and insert padding appropriately.
3298 * cppmain.c (struct printer): New member prev.
3299 (check_multiline_token): Constify.
3300 (do_preprocessing, cb_line_change): Update.
3301 (scan_translation_unit): Update to handle spacing.
3302 * scan-decls.c (get_a_token): New.
3303 (skip_to_closing_brace, scan_decls): Update.
3304 * fix-header.c (read_scan_file): Update.
3306 * doc/cpp.texi: Update.
3308 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3310 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3311 leak by passing malloc'ed pointer to reconcat, not concat.
3313 2001-09-24 DJ Delorie <dj@redhat.com>
3315 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3317 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3319 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3320 reference is from the literal pool.
3322 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3324 * doc/install.texi (Final install): Request additional information
3325 in mail about successful builds.
3327 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3329 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3330 initial value of return pointer register instead of value in frame-20.
3333 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3335 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3336 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3337 the libcall if there isn't a referenced identifier for the symbol.
3339 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3341 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3342 non 64-bit machines. Use these as a plabel for the trampoline.
3343 (TRAMPOLINE_SIZE): Adjust size for new words.
3344 (INITIALIZE_TRAMPOLINE): Initialize new words.
3345 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3346 pointer to the plabel in the trampoline.
3348 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3350 * pa.c (function_arg): Pass floating arguments in both general and
3351 floating registers in indirect (dynamic) calls when generating code
3352 for the 32 bit ABI and the HP assembler.
3354 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3356 * doc/install.texi: Markup fixes.
3357 Use Solaris 2, SunOS 4 as appropriate.
3358 (Specific, *-*-solaris2*): Explain this.
3359 Unconditionally warn against /usr/ucb tools.
3360 Remove Sun as warning, obsolete.
3361 Move X11 header bug workaround here, update patches.
3362 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3363 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3365 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3367 * errors.h (warning, error, fatal, internal_error): Don't mark
3368 with ATTRIBUTE_PRINTF_n.
3369 * toplev.h (internal_error, fatal_io_error, warning, error,
3370 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3371 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3374 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3376 * function.c (pop_function_context_from): var_refs_queue
3377 and temp slots now in GC memory.
3378 (mark_function_status, free_after_compilation): Likewise;
3379 also struct function now in GC memory.
3380 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3381 (combine_temp_slots): Likewise.
3382 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3383 (prepare_function_start): Use GC memory for struct function.
3384 (mark_temp_slot): Deleted.
3385 (gcc_mark_struct_function): struct function now in GC memory.
3387 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3388 code for division, not modulus.
3390 * rtl.def (MEM): Remove obsolete part of comment.
3392 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3394 * c-format.c (init_function_format_info): Check __builtin_printf
3395 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3398 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3400 * c-common.c (format_attribute_table): Remove decl.
3401 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3402 (lang_attribute_common): Likewise.
3404 * function.c (fix_lexical_address): Use set_mem_alias_set.
3405 (expand_function_start): Likewise.
3406 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3408 * varasm.c (output_constant): Fix unused variable warning.
3410 * attribs.c: New file, from c-common.c.
3411 (attribute_tables): Now four elements.
3412 (format_attribute_table, lang_attribute_common): New variables.
3413 (init_attributes): Reflect above changes.
3414 (handle_mode_attribute): Delete check for wider than uintmax.
3415 * c-common.c: Delete parts moved to attribs.c.
3416 (enum attrs): Deleted; unused.
3417 (c_format_attribute_table): New variable.
3418 (c_common_lang_init): Initialize format_attribute_table with it.
3419 * c-common.h (decl_attributes): Remove decl.
3420 * tree.h (decl_attribute): Move it to here.
3421 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3422 (attribs.o): New rule.
3424 2001-09-22 Andreas Jaeger <aj@suse.de>
3426 * builtins.c (c_getstr): Remove unused variable.
3428 2001-09-21 Richard Henderson <rth@redhat.com>
3430 * reload1.c (reload): Use delete_insn instead of splatting
3433 2001-09-21 Richard Henderson <rth@redhat.com>
3435 * reload.c (push_secondary_reload): Don't check for "=" in output
3436 constraint after ""->ALL_REGS check.
3438 2001-09-21 Richard Henderson <rth@redhat.com>
3440 * predict.c (expected_value_to_br_prob): Use pc_set.
3442 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3443 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3445 2001-09-21 Richard Henderson <rth@redhat.com>
3447 * rtl.h (LCT_RETURNS_TWICE): New.
3448 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3450 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3451 to ECF_RETURNS_TWICE.
3452 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3455 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3457 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3458 (JMP_BUF_SIZE): New.
3460 2001-09-21 Richard Henderson <rth@redhat.com>
3462 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3465 2001-09-21 Richard Henderson <rth@redhat.com>
3467 * tree.def (FDESC_EXPR): New.
3468 * expr.c (expand_expr): Handle it.
3469 * varasm.c (initializer_constant_valid_p): Likewise.
3470 (output_constant): Likewise.
3471 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3472 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3473 (ASM_OUTPUT_FDESC): New.
3474 * doc/tm.texi: Document the new macros.
3476 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3478 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3479 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3480 once merging is complete.
3482 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3484 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3486 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3488 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3489 that would be invalid after a merge.
3491 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3493 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3494 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3496 (flow_delete_insn): This one.
3497 (delete_insn_chain): Rename from ...; do not care labels.
3498 (flow_delete_insn_chain): ... this one.
3499 (flow_delete_block): Remove the insns one BB has been expunged.
3500 (merge_blocks_nomove): Likewise.
3501 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3502 updating BB boundaries.
3503 (tidy_fallthru_edge): Likewise.
3504 (commit_one_edge_insertion): Likewise.
3505 * cfgbuild.c (find_basic_block): Likewise.
3506 (find_basic_blocks_1): Likewise.
3507 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3508 (try_crossjump_to_edge): Likewise.
3509 (try_optimize_cfg): Likewise.
3510 * cse.c (delete_trivially_dead_insns): Likewise.
3511 * df.c (df_insn_delete): Likewise.
3512 * doloop.c (doloop_modify): Use delete_related_insns.
3513 * emit-rtl.c (try_split): Likewise.
3514 (remove_insn): Update BB boundaries.
3515 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3516 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3517 updating BB boundaries.
3518 (propagate_block_delete_insn): Likewise.
3519 (propagate_block_delete_libcall): Likewise.
3520 * function.c (delete_handlers): Use delete_related_insns.
3521 (thread_prologue_and_epilogue_insns): Likewise.
3522 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3523 * genpeep.c (gen_peephole): Use delete_related_insns.
3524 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3526 (find_cond_trap): Likewise.
3527 * integrate.c (save_for_inline): Use delete_related_insns.
3528 (copy_insn_list): Likewise.
3529 * jump.c (pruge_linie_number_notes): Likewise.
3530 (duplicate_loop_exit_test): Likewise.
3531 (delete_computation): Likewise.
3532 (delete_related_insn): Rename from ...; use delete_insn
3533 (delete_insn): ... this one.
3534 (redirect_jump): Use delete_related_insns.
3535 * loop.c (scan_loop): Likewise.
3536 (move_movables): Likewise.
3537 (find_and_verify_loops): Likewise.
3538 (check_dbra_loop): Likewise.
3539 * recog.c (peephole2_optimize): Likewise.
3540 * reg-stack.c (delete_insn_for_stacker): Remove.
3541 (move_for_stack_reg): Use delete_insn.
3542 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3543 * reload1.c (delete_address_reloads): Use delete_related_insns.
3544 (fixup_abnormal_edges): Use delete_insn.
3545 * recog.c (emit_delay_sequence): Use delete_related_insns.
3546 (delete_from-delay_slot): Likewise.
3547 (delete_scheduled_jump): likewise.
3548 (optimize_skip): Likewise.
3549 (try_merge_delay_insns): Likewise.
3550 (full_simple_delay_slots): Likewise.
3551 (fill_slots_from_thread): Likewise.
3552 (relax_delay_slots): Likewise.
3553 (make_return_insns): Likewise.
3554 (dbr_schedule): Likewise.
3555 * rtl.h (delete_insn): Rename to delete_related_insns.
3556 (delete_insn, delete_insn_chain): New prototypes.
3557 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3558 by df_insn_delete already.
3559 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3560 * ssa.c (convert_from_ssa): Use delete_related_insns.
3561 * unroll.c (unroll_loop): Likewise.
3562 (calculate_giv_inc): Likewise.
3563 (copy_loop_body): Likewise.
3565 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3566 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3567 ix86_return_in_memory, ix86_function_value): Declare.
3568 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3569 new static valurables.
3570 (x86_64_reg_class): New enum
3571 (x86_64_reg_class_name): New array.
3572 (classify_argument, examine_argument, construct_container,
3573 merge_classes): New static functions.
3574 (optimization_options): Enable flag_omit_frame_pointer and disable
3575 flag_pcc_struct_return on 64bit.
3576 (ix86_libcall_value, ix86_function_value,
3577 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3578 ix86_return_in_memory, ix86_function_value): New global functions.
3579 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3580 (function_arg_advance): Handle x86_64 passing conventions.
3581 (function_arg): Likewise.
3582 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3583 (RETURN_IN_MEMORY): Move offline.
3584 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3585 (FUNCTION_VALUE_REGNO_P): New macro.
3586 (FUNCTION_ARG_REGNO_P): Move offline.
3587 (struct ix86_args): Add maybe_vaarg.
3588 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3589 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3591 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3593 * s390.md: Changed attributes for scheduling.
3594 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3597 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3599 Table-driven attributes.
3600 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3601 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3602 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3603 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3604 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3605 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3606 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3607 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3608 * tree.h (struct tree_decl): Change machine_attributes to
3610 * doc/c-tree.texi: Document that all attributes are now attached
3612 * c-common.c (add_attribute, attrtab, attrtab_idx,
3613 default_valid_lang_attribute, valid_lang_attribute): Remove.
3614 (attribute_tables, attributes_initialized,
3615 c_common_attribute_table, default_lang_attribute_table): New
3617 (handle_packed_attribute, handle_nocommon_attribute,
3618 handle_common_attribute, handle_noreturn_attribute,
3619 handle_unused_attribute, handle_const_attribute,
3620 handle_transparent_union_attribute, handle_constructor_attribute,
3621 handle_destructor_attribute, handle_mode_attribute,
3622 handle_section_attribute, handle_aligned_attribute,
3623 handle_weak_attribute, handle_alias_attribute,
3624 handle_no_instrument_function_attribute,
3625 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3626 handle_no_limit_stack_attribute, handle_pure_attribute): New
3628 (init_attributes, decl_attributes): Rewrite to implement
3629 table-driven attributes.
3630 * c-common.h (enum attribute_flags): Move to tree.h.
3631 * c-format.c (decl_handle_format_attribute,
3632 decl_handle_format_arg_attribute): Rename to
3633 handle_format_attribute and handle_format_arg_attribute. Update
3634 for table-driven attributes.
3635 * c-common.h (decl_handle_format_attribute,
3636 decl_handle_format_arg_attribute): Remove prototypes.
3637 (handle_format_attribute, handle_format_arg_attribute): Add
3639 * c-decl.c (grokdeclarator): Handle attributes nested inside
3641 * c-parse.in (setattrs, maybe_setattrs): Remove.
3642 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3643 Update to handle nested attributes properly.
3644 (maybe_resetattrs, after_type_declarator,
3645 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3646 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3648 (make_pointer_declarator): Update to handle nested attributes
3650 * doc/extend.texi: Update documentation of limits of attributes
3651 syntax. Warn about problems with attribute semantics in C++.
3652 * target.h (struct target): Remove valid_decl_attribute and
3653 valid_type_attribute. Add attribute_table and
3654 function_attribute_inlinable_p.
3655 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3656 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3657 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3659 (TARGET_INITIALIZER): Update.
3660 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3662 (function_attribute_inlinable_p): New function. Check for the
3663 presence of any machine attributes before using
3664 targetm.function_attribute_inlinable_p.
3665 (function_cannot_inline_p): Update.
3666 * Makefile.in (integrate.o): Update dependencies.
3667 * doc/tm.texi: Update documentation of target attributes and
3668 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3669 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3671 (default_target_attribute_table,
3672 default_function_attribute_inlinable_p): New.
3673 (lookup_attribute): Update comment to clarify handling of multiple
3674 attributes with the same name.
3675 (merge_attributes, attribute_list_contained): Allow multiple
3676 attributes with the same name but different arguments to appear in
3677 the same attribute list.
3678 * tree.h (default_valid_attribute_p): Remove prototype.
3679 (struct attribute_spec): New.
3680 (default_target_attribute_table): Declare.
3681 (enum attribute_flags): Move from c-common.h. Add
3682 ATTR_FLAG_TYPE_IN_PLACE.
3683 (default_function_attribute_inlinable_p): Declare.
3684 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3685 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3686 (TARGET_ATTRIBUTE_TABLE): Define.
3687 (vms_attribute_table): New.
3688 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3689 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3690 (TARGET_ATTRIBUTE_TABLE): Define.
3691 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3692 * config/arm/arm.c (arm_valid_type_attribute_p,
3693 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3695 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3697 (TARGET_ATTRIBUTE_TABLE): Define.
3698 (arm_attribute_table, arm_handle_fndecl_attribute,
3699 arm_handle_isr_attribute): New.
3700 * config/avr/avr.c (avr_valid_type_attribute,
3701 avr_valid_decl_attribute): Remove.
3702 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3704 (TARGET_ATTRIBUTE_TABLE): Define.
3705 (avr_attribute_table, avr_handle_progmem_attribute,
3706 avr_handle_fndecl_attribute): New.
3707 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3708 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3709 (TARGET_ATTRIBUTE_TABLE): Define.
3710 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3711 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3712 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3713 (TARGET_ATTRIBUTE_TABLE): Define.
3714 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3715 h8300_handle_eightbit_data_attribute,
3716 h8300_handle_tiny_data_attribute): New.
3717 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3718 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3720 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3722 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3723 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3725 (TARGET_ATTRIBUTE_TABLE): Define.
3726 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3727 ix86_handle_regparm_attribute): New.
3728 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3729 i386_pe_valid_type_attribute_p): Remove.
3730 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3731 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3732 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3733 (TARGET_ATTRIBUTE_TABLE): Define.
3734 (ia64_attribute_table): New.
3735 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3736 interrupt_ident2, model_ident1, model_ident2): Remove.
3737 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3738 (TARGET_ATTRIBUTE_TABLE): Define.
3739 (init_idents): Update.
3740 (m32r_attribute_table, m32r_handle_model_attribute): New.
3741 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3743 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3744 (TARGET_ATTRIBUTE_TABLE): Define.
3745 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3746 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3747 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3748 (TARGET_ATTRIBUTE_TABLE): Define.
3749 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3750 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3751 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3752 (TARGET_ATTRIBUTE_TABLE): Define.
3753 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3754 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3755 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3756 (TARGET_ATTRIBUTE_TABLE): Define.
3757 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3758 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3759 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3760 (TARGET_ATTRIBUTE_TABLE): Define.
3761 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3762 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3764 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3766 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3767 (TARGET_ATTRIBUTE_TABLE): Define.
3768 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3770 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3771 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3772 (TARGET_ATTRIBUTE_TABLE): Define.
3773 (v850_attribute_table, v850_handle_interrupt_attribute,
3774 v850_handle_data_area_attribute): New.
3775 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3776 Return void. Call decl_attributes instead of
3777 valid_machine_attribute.
3779 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3781 * sh-protos.h (sh_pr_n_sets): Declare.
3782 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3783 look at the copy to determine if PR needs to be saved.
3784 sh_pr_n_sets: New function.
3785 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3786 (ALLOCATE_INITIAL_VALUE): Define.
3788 * sh.c (initial_elimination_offset):
3789 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3791 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3793 * integrate.c (allocate_initial_values): New function.
3794 * integrate.h (allocate_initial_values): Declare.
3795 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3797 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3799 * toplev.c (rest_of_compilation): To here.
3800 Call allocate_initial_values.
3801 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3803 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3805 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3807 2001-09-20 DJ Delorie <dj@redhat.com>
3809 * c-typeck.c (really_start_incremental_init): Discriminate
3810 between zero-length arrays and flexible arrays.
3811 (push_init_level): Detect zero-length arrays and handle them
3812 like fixed-sized arrays.
3813 * expr.c (store_constructor): Handle zero-length arrays and
3814 flexible arrays correctly.
3815 * doc/extend.texi: Update zero-length array notes.
3817 2001-09-20 Jim Wilson <wilson@redhat.com>
3819 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3820 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3821 for issue port conflicts.
3822 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3824 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3826 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3829 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3831 * fold-const.c (hashtab.h): Include.
3832 (int_const_binop): Remove FORSIZE arg and compute from type; all
3834 Call size_int_type_wide for all single-word constants.
3835 (size_htab_hash, size_htab_eq): New functions.
3836 (size_int_type_wide): Rework to use hash table.
3837 * ggc-common.c (hashtab.h): Include.
3838 (struct d_htab_root): New struct.
3839 (d_htab_roots): New variable.
3840 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3841 (ggc_mark_roots): Handle deletable htabs.
3842 * ggc-page.c (ggc_marked_p): New function.
3843 * ggc-simple.c (ggc_marked_p): Likewise.
3844 * ggc.h: Reformatting throughout.
3845 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3846 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3847 (type_hash_add): Allocate struct type_hash from GC memory.
3848 (mark_hash_entry, mark_type_hash): Deleted.
3849 (type_hash_marked_p, type_hash_mark): New functions.
3850 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3852 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3854 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3857 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3859 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3860 array-too-large test for signed sizetype.
3862 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3864 * i386.md (indirect_jump): Allow Pmode operand.
3865 (tablejump): LIkewise; perform expansion to 64bit mode.
3866 * i386.c (symbolic_operand): Allow 64bit PIC references.
3867 (pic_symbolic_operand): Likewise.
3868 (ix86_find_base_term): Strip the 64bit PIC references.
3869 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3870 (legitimize_pic_address): Likewise.
3871 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3872 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3874 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3876 * stringpool.c (get_identifier_with_length): New function.
3877 * tree.h (get_identifier_with_length): New prototype.
3879 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3880 David Edelsohn <edelsohn@gnu.org>
3883 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3884 already sign-extended.
3886 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3887 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3889 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3890 (output_profile_hook): Declare label_name const.
3891 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3892 to match constraints.
3894 2001-09-19 Stan Shebs <shebs@apple.com>
3896 * alias.c: Fix typos in comments.
3897 * sched-rgn.c (init_ready_list): Ditto.
3898 * unwind-dw2.c (uw_frame_state_for): Ditto.
3899 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3900 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3901 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3903 2001-09-19 Richard Henderson <rth@redhat.com>
3905 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3907 * Makefile.in (cfg.o): Depend on TM_P_H.
3909 2001-09-19 Richard Henderson <rth@redhat.com>
3911 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3912 (local_symbolic_operand): ... here.
3913 (small_symbolic_operand): Check mode.
3914 (global_symbolic_operand): New.
3915 (input_operand): Reject symbolics if explicit relocs.
3916 (call_operand): Tidy.
3917 (alpha_legitimize_address): Use movdi_er_high_g.
3918 (alpha_expand_mov): Likewise.
3919 * config/alpha/alpha-protos.h: Update.
3920 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3921 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3922 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3923 (UNSPECV_LDGP2): Remove.
3924 (all call patterns): Use 's' not 'i' for symbolic constraint.
3925 (call_osf call_value_osf): Use call_operand.
3926 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3927 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3928 (prologue_ldgp_1_er): Remove.
3929 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3930 (builtin_setjmp_receiver_er patterns): Use them.
3931 (exception_receiver_er): Likewise.
3933 2001-09-19 Richard Henderson <rth@redhat.com>
3935 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3937 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3938 and NON_LOCAL_GOTO notes.
3939 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3940 copy over CALL_INSN_FUNCTION_USAGE.
3942 2001-09-18 Catherine Moore <clm@redhat.com>
3944 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3947 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3949 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3950 new-style tm_file specification. Specify correct tm_p_file,
3951 md_file, and out_file for s390x.
3953 * config/s390/linux.h, linux64.h: Don't include other target
3954 macro header files. Now handled via tm_file.
3956 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3957 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3958 are defined before use.
3960 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3962 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3963 code generation only for Gnu assembler.
3965 2001-09-18 Catherine Moore <clm@redhat.com>
3967 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3969 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3971 * config/mips/mips.c (mips_frame_set): New.
3972 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3973 a parallel frame-related expression with a set for each register.
3975 2001-09-18 Philip Blundell <philb@gnu.org>
3977 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3980 2001-09-17 Dale Johannesen <dalej@apple.com>
3982 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3983 * config/rs6000/aix.h (FIXED_R2): Define.
3984 * config/rs6000/darwin.h (FIXED_R2): Define.
3985 * config/rs6000/sysv4.h (FIXED_R2): Define.
3987 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3989 * except.c (dw2_build_landing_pads): New local
3990 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3991 barrier after clobbers. Fixes c++/4012.
3993 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3995 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3997 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3999 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4000 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4002 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4004 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4007 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4009 * cpphash.h (_cpp_lex_direct): New.
4010 * cpplex.c (_cpp_lex_token): Update.
4011 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4012 and increment that pointer.
4013 * cppmacro.c (alloc_expansion_token): New.
4014 (lex_expansion_token): Lex macro expansion directly into
4017 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4019 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4021 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4023 * basic-block.h (free_bb_for_insn): Declare.
4024 * bb-reorder.c (label_for_bb): Use block_label.
4025 (emit_jump_to_block_after): Remove.
4026 (insert_intra_1): Do not update block_for_insn.
4027 (insert_inter_bb_scope_notes): Likewise; update bb->end
4028 * cfg.c (free_bb_for_insn): New.
4029 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4030 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4031 (commit_one_edge_insertion): Likewise.
4032 (commit_one_edge_insertion): Do not update BB boundary.
4033 (commit_edge_insertions): Do not call compute_bb_for_insn.
4034 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4035 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4036 (merge_blocks_move_successor_nojumps): Likewise.
4037 (try_crossjump_to_edge): Do not update block_for_insn.
4038 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4039 * df.c (df_pattern_emit_later): Do not update BB boundary.
4040 (df_jump_pattern_emit_after): Likewise.
4041 (df_insn_move_before): Use emit_insn_before.
4042 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4044 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4045 boundaries and basic_block_for_insn.
4046 (reorder_insns_nobb): Rename from reorder_insns.
4047 (reorder_insns): New.
4048 (emit_block_insn_before, emit_block_insn_after): Kill.
4049 * flow.c (check_function_return_warnings): Do not call
4050 compute_bb_for_insn; Do not free basic_block_for_insn.
4051 (attempt_auto_inc): Do not update basic_block_for_insn.
4052 * function.c (emit_return_into_block): Likewise;
4053 do not update BB boundaries.
4054 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4055 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4056 (pre_insert_copy_insn): Likewise.
4057 (update_ld_motion_notes): Likewise.
4058 (insert_insn_start_bb): Likewise.
4059 (replace_store_insn): Likewise.
4060 * ifcvt.c (noce_process_if_block): Likewise.
4061 (if_convert): Do not call compute_bb_for_insn.
4062 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4063 Use emit_insn_before and emit_insn_after.
4064 * recog.c (split_all_insns): Do not update BB boundaries;
4065 Do not call compute_bb_for_insn.
4066 (peephole2_optimize): Do not update BB boundaries.
4067 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4069 (emit_swap_insn): Likewise.
4070 (convert_regs_1): Likewise.
4071 * reload1.c (reload): Call compute_bb_for_insn.
4072 * rtl.h (reorder_insns_nobb): Declare.
4073 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4074 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4075 at places CFG is invalidated; do not call compute_bb_for_insn.
4077 * cfg.c (expunge_block): Invalidate BB structure.
4079 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4082 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4084 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4086 * cpphash.h (_cpp_lex_token): Update prototype.
4087 * cpplex.c (_cpp_lex_token): New prototype.
4088 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4089 lex_macro_node, read_flag, do_pragma_poison): Update.
4090 * cppmacro.c (cpp_get_token, parse_params,
4091 lex_expansion_token): Update.
4093 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4095 * cppmain.c (scan_translation_unit): Don't worry about
4096 putting a space after hashes.
4097 * cpplib.c (directive_diagnostics): New.
4098 (_cpp_handle_directive): Update to use directive_diagnostics.
4099 (run_directive): Don't toggle prevent_expansion.
4100 (do_line): Backup in case of the line extension.
4101 * cpplib.h (cpp_lexer_pos): Remove.
4102 * cppmacro.c (_cpp_create_definition): Precede a leading #
4105 2001-09-15 Richard Henderson <rth@redhat.com>
4107 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4109 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4111 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4113 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4115 PR preprocessor/3571
4116 * tradcpp.c (handle_directive): Skip non-vertical space.
4118 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4120 * cppmain.c (setup_callbacks): Set line callback only
4121 if outputting preprocessed source.
4123 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4125 * collect2.c (main): Const-ification.
4126 * gcc.c (translate_options, process_command): Use xstrdup in
4127 lieu of xmalloc/strcpy.
4128 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4130 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4132 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4135 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4137 * scan-decls.c (scan_decls): Fix typo.
4139 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4141 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4142 Split mlstring_pos into mls_line and mls_col.
4143 * cppinit.c (cpp_create_reader): Initialize line to 1.
4144 (cpp_destroy): Free tokenruns.
4145 (push_include): Don't update lexer_pos.
4146 * cpplex.c (unterminated, parse_string): Update.
4147 (lex_token): Don't update lexer_pos, update.
4148 * cpplib.c (if_stack): Save line instead of line + col.
4149 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4150 push_conditional, _cpp_pop_buffer): Update.
4151 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4152 (_cpp_create_definition): Update.
4154 2001-09-15 Eric Christopher <echristo@redhat.com>
4156 * config/mips/abi64.h: Add support for MEABI.
4158 2001-09-15 Eric Christopher <echristo@redhat.com>
4160 * config/mips/mips.md: Add unspec #2.
4162 (reload_outdi): Ditto.
4163 (reload_outsi): Ditto.
4166 2001-09-15 Eric Christopher <echristo@redhat.com>
4167 Jason Eckhardt <jle@redhat.com>
4169 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4170 * config/mips/isa32-linux.h: New file.
4171 * config/mips/isa3264.h: Ditto.
4172 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4173 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4174 (output_block_mode): Support MEABI.
4175 (function_arg): Ditto. Fix floating point arg passing.
4176 (mips_va_start): Ditto.
4177 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4179 (mips_asm_file_start): Add new section to pass abi to gdb.
4180 (function_arg_pass_by_reference): Support MEABI.
4181 (mips_parse_cpu): Support mips32 and mips64 processors.
4182 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4183 TARGET_MIPS5KC. Support isa32 and isa64.
4184 (processor_type): Add r4kc, r5kc, r20kc.
4185 (GENERATE_MULT3_SI): New.
4186 (GENERATE_MULT3_DI): Ditto.
4187 (GENERATE_MULT3): Remove.
4188 (ISA_HAS_64BIT_REGS): Add isa == 64.
4189 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4190 (ISA_HAS_MADD_MSUB): New.
4191 (ISA_HAS_CLZ_CLO): Ditto.
4192 (ISA_HAS_DCLZ_DCLO): Ditto.
4193 (ABI_GAS_ASM_SPEC): New.
4194 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4197 (SUBTARGET_CC1_SPEC): Ditto.
4198 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4199 (PAD_VARARGS_DOWN): Support MEABI.
4200 (HARD_REGNO_NREGS): Move to mips.c.
4201 (ASM_OUTPUT_IDENT): Add #undef.
4202 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4203 (mulsi3): Use GENERATE_MULT3_SI.
4204 (mulsi3_mult3): Ditto. Support mips32, mips64.
4205 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4206 (mul_sub_si): New pattern.
4207 (unnamed splitters): New.
4208 (muldi3): Use GENERATE_MULT3_DI.
4209 (muldi3_internal2): Ditto.
4210 (movdicc): Support mips32.
4211 * config/mips/t-isa3264: New file.
4213 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4215 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4216 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4217 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4219 * reorg.c (fill_slots_from_thread): After call to
4220 steal_delay_list_from_target, update own_thread as new_thread may
4223 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4225 * cpperror.c (print_location): Take line and column, for
4226 default positioning use the previously lexed token.
4227 (_cpp_begin_message): Take line and column.
4228 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4229 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4230 * cpphash.h (_cpp_begin_message): Update prototype.
4231 * cppinit.c (push_include): Don't set output line.
4232 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4233 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4234 (do_pragma): Kludge for front ends. Don't expand macros at all.
4235 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4236 (struct cpp_token): Remove output_line.
4237 (struct cpp_callbacks): New member line_change.
4238 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4239 cpp_get_token): Preserve BOL flag.
4240 (cpp_get_line): Remove.
4241 (_cpp_backup_tokens): Remove useless abort().
4242 * cppmain.c (cb_line_change): New.
4243 (scan_translation_unit): Don't worry about starting new lines here.
4244 * scan-decls.c (scan_decls): Update.
4245 * c-lex.c (c_lex, init_c_lex): Update.
4246 (cb_line_change, src_lineno): New.
4248 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4250 * tree.c (append_random_chars): Generate the random
4251 characters in a reproducable fashion.
4253 2001-09-14 Richard Henderson <rth@redhat.com>
4255 * config/i386/i386.c (internal_label_prefix): New.
4256 (internal_label_prefix_len): New.
4257 (override_options): Set them.
4258 (local_symbolic_operand): New.
4259 (legitimate_pic_address_disp_p): Use it.
4260 (legitimize_pic_address): Likewise.
4262 2001-09-14 Marc Espie <espie@openbsd.org>
4264 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4267 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4269 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4270 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4272 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4274 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4275 invocation of SUBREG_REGNO_OFFSET.
4277 * haifa-sched.c: Fix typo in FSF copyright statement.
4278 * sched-deps.c: Fix typo in FSF copyright statement.
4279 * sched-ebb.c: Fix typo in FSF copyright statement.
4280 * sched-rgn.c: Fix typo in FSF copyright statement.
4281 * sched-vis.c: Fix typo in FSF copyright statement.
4283 * config.gcc: Move inclusion of arm elf specific header files
4284 from the files themselves into the tm_file variable. Make
4285 sure that elfos.h is included before target specific elf
4287 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4289 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4290 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4291 ASM_OUTPUT_CASE_LABEL): Protect definition.
4292 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4293 not already defined.
4294 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4295 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4296 Remove duplicate definition.
4297 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4298 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4299 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4300 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4301 Remove inclusion of arm/elf.h.
4302 * config/arm/unknown-elf.h: as for conix-elf.h.
4303 (STARTFILE_SPEC): Include crti.o and crtn.o.
4304 * config/arm/linux-elf.h: as for conix-elf.h.
4305 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4306 * config/arm/strongarm-elf.h: Remove inclusion of
4308 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4309 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4310 unknown-elf.h and elf.h.
4311 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4312 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4313 ASM_WEAKEN_LABEL): Remove redundant definition.
4314 * config/arm/elf.h: Test for inclusion of elfos.h
4315 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4316 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4317 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4318 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4319 redundant definition.
4320 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4321 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4322 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4323 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4324 Add rules to build crti.o and crtn.o
4325 * crti.asm: New file.
4326 * crtn.asm: New file.
4328 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4330 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4331 * cpphash.h (struct tokenrun): Add prev.
4332 (struct lexer_state): Remove bol.
4333 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4334 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4336 * cppinit.c (cpp_create_reader): Don't set bol.
4337 (cpp_destroy): Don't free lookaheads.
4338 * cpplex.c (lex_directive): Remove.
4339 (next_tokenrun): Update.
4340 (_cpp_lex_token): Clean up logic.
4341 (lex_token): Update to return a pointer to lexed token, since it
4342 can move to the start of the buffer. Simpify newline handling.
4343 * cpplib.c (SEEN_EOL): Update.
4344 (skip_rest_of_line): Remove lookahead stuff.
4345 (end_directive): Line numbers are already incremented. Revert
4346 to start of lexed token buffer if we can.
4347 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4348 parse_answer): Use _cpp_backup_tokens.
4349 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4350 instead. Don't check for EOL.
4351 (do_include_common, do_line, do_pragma_system_header): Use
4353 * cpplib.h (BOL, _cpp_backup_tokens): New.
4354 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4355 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4356 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4357 (builtin_macro): Don't use cpp_get_line.
4358 (cpp_get_line): Short term kludge.
4359 (parse_arg): Handle directives in arguments here. Back up when
4360 appropriate. Store EOF at end of argument list.
4361 (funlike_invocation_p): Use _cpp_backup_tokens.
4362 (push_arg_context): Account for EOF at end of list.
4363 (cpp_get_token): Remove lookahead stuff. Update.
4365 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4367 * c-parse.in (yyerror): Const-ification and/or static-ization.
4368 * c-typeck.c (push_member_name): Likewise.
4369 * collect2.c (main): Likewise.
4370 * dbxout.c (dbxout_parms): Likewise.
4371 * diagnostic.c (format_with_decl): Likewise.
4372 * dwarf2out.c (output_ranges): Likewise.
4373 * dwarfout.c (fundamental_type_code): Likewise.
4374 * except.c (dw2_output_call_site_table): Likewise.
4375 * gcc.c (do_spec_1): Likewise.
4376 * genopinit.c (optabs): Likewise.
4377 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4378 gen_declaration_1, handle_impent): Likewise.
4379 * protoize.c (default_include, in_system_include_dir, abspath):
4381 * sched-vis.c (visualize_stall_cycles): Likewise.
4382 * sdbout.c (plain_type_1, sdbout_end_function,
4383 sdbout_end_epilogue): Likewise.
4384 * varasm.c (decode_reg_name): Likewise.
4386 * 1750a.c (mod_regno_adjust): Likewise.
4387 * alpha.c (alpha_write_one_linkage,
4388 unicosmk_output_default_externs): Likewise.
4389 * arm.c (arm_condition_codes): Likewise.
4390 * arm.h (arm_condition_codes): Likewise.
4391 * avr.c (output_movsisf, encode_section_info): Likewise.
4392 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4394 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4395 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4396 * m88k.c (output_function_profiler): Likewise.
4397 * mips.c (mips_output_conditional_branch): Likewise.
4398 * ns32k.c (ns32k_out_reg_names): Likewise.
4399 * ns32k.h (ns32k_out_reg_names): Likewise.
4400 * pj.c (pj_output_rval): Likewise.
4401 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4402 * sparc.c (sparc_flat_function_prologue,
4403 sparc_flat_function_epilogue): Likewise.
4405 2001-09-13 Markus Werle <numerical.simulation@web.de>
4406 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4408 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4409 Aachen University of Technology".
4411 2001-09-13 Andreas Schwab <schwab@suse.de>
4413 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4416 2001-09-13 Richard Henderson <rth@redhat.com>
4418 * config/alpha/alpha.c (small_symbolic_operand): New.
4419 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4420 (some_operand, input_operand): Don't handle HIGH.
4421 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4422 (alpha_expand_mov): Likewise.
4423 (print_operand) [H]: Just print HIGH symbol.
4424 (print_operand_address): Handle small data.
4425 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4426 (TARGET_SWITCHES): Add -msmall-data/large-data.
4427 (PIC_OFFSET_TABLE_REGNUM): New.
4428 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4429 (PREDICATE_COES): Update.
4430 * config/alpha/alpha.md (adddi_er_high): New.
4431 (adddi_er_low): Handle small data.
4432 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4433 prefer .sdata to .rodata.
4434 (SELECT_RTX_SECTION): Likewise.
4436 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4438 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4439 defining __size_t and leaving size_t undefined.
4441 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4443 * basic-block.h (expunge_block): Declare.
4444 * cfg.c (expunge_block): Remove static declaration.
4446 2001-09-12 Richard Henderson <rth@redhat.com>
4448 * integrate.c (copy_insn_list): Copy label name from
4449 NOTE_INSN_DELETED_LABEL.
4451 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4453 * c-common.c (c_tree_code_name): Const-ification.
4454 * c-decl.c (c_decode_option): Likewise.
4455 * c-typeck.c (warn_for_assignment): Likewise.
4456 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4458 * cppinit.c (output_deps): Likewise.
4459 * dependence.c (dependence_string, direction_string): Likewise.
4460 * dwarf2out.c (output_ranges): Likewise.
4461 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4462 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4463 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4464 standard_startfile_prefix, standard_startfile_prefix_1,
4465 standard_startfile_prefix_2, tooldir_base_prefix,
4466 standard_bindir_prefix, find_a_file): Likewise.
4467 * genattrtab.c (make_length_attrs): Likewise.
4468 * gencheck.c (tree_codes): Likewise.
4469 * genemit.c (gen_split): Likewise.
4470 * genrecog.c (special_mode_pred_table): Likewise.
4471 * graph.c (graph_ext): Likewise.
4472 * protoize (default_include): Likewise.
4473 * reload.c (reload_when_needed_name): Likewise.
4474 * sched-vis.c (visualize_stall_cycles): Likewise.
4475 * tlink.c (recompile_files): Likewise.
4476 * toplev.c (decode_g_option): Likewise.
4477 * tradcpp.c (output_deps): Likewise.
4478 * varasm.c (decode_reg_name): Likewise.
4480 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4483 * avr.c (avr_regnames, encode_section_info): Likewise.
4484 * c4x.c (float_reg_names): Likewise.
4485 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4486 * elfos.h (const_section): Likewise.
4487 * i386.c (ix86_comp_type_attributes): Likewise.
4488 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4489 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4490 * ia64.c (type_names): Likewise.
4491 * m68hc11.c (reg_class_names): Likewise.
4492 * m88k.c (m_options): Likewise.
4493 * mips.c (mips_output_conditional_branch, mips_unique_section):
4495 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4496 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4497 ultra_code_names): Likewise.
4498 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4500 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4502 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4503 Use --fatal-warnings option for gas.
4504 * configure: Rebuilt.
4506 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4508 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4510 2001-09-11 Jim Wilson <wilson@redhat.com>
4512 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4514 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4516 * builtins.c (c_strlen): Treat an offset too large for a
4517 HOST_WIDE_INT as out of range.
4519 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4521 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4522 (EDGE_CRITICAL_P): New predicate.
4523 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4525 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4526 (dump_edge_info): Remove "crit".
4527 * cfganal.c (mark_critical_edges): Kill.
4528 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4529 * cfgcleanup.c (cleanup_cfg): Likewise.
4530 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4531 (find_spanning_tree): Likewise.
4532 * reg-stack.c (convert_regs_1): Likewise.
4533 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4535 * basic-block.h (create_basic_block_structure): New.
4536 (create_basic_block): Update prototype.
4537 (force_nonfallthru): New.
4538 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4539 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4540 handle updating of block_for_insn, creating of empty BBs and BBs at
4541 the end of INSN chain.
4542 (create_basic_block): New function.
4543 (split_block): Use create_basic_block.
4544 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4545 (redirect_edge_and_branch_force): ... here.
4546 (force_nonfallthru): New.
4547 (split_edge): Rewrite to use force_nonfallthru and create_block.
4548 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4549 (find_basic_blocks): Free basic_block_for_insn.
4550 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4552 * cfg.c: Fix formating.
4553 * cfgcleanup.c: Fix formating.
4554 (merge_blocks, tail_recursion_label_p): Return bool.
4555 (merge_blocks_move_predecessor_nojumps,
4556 merge_blocks_move_successor_nojumps): Return void.
4558 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4560 * configure.in: Check whether assembler supports section merging.
4561 * config.in: Rebuilt.
4562 * configure: Rebuilt.
4563 * varasm.c (variable_section, output_constant_pool): Pass alignment
4564 to SELECT_SECTION and SELECT_RTX_SECTION.
4565 (mergeable_string_section): New.
4566 (mergeable_constant_section): New.
4567 (default_elf_asm_named_section): Output SECTION_MERGE and
4568 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4569 * output.h (mergeable_string_section): New.
4570 (mergeable_constant_section): New.
4571 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4572 * toplev.c (flag_merge_constants): New.
4573 (f_options): Add -fmerge-constants and -fmerge-all-constants
4575 (toplev_main): Default to -fno-merge-constants if not optimizing.
4576 * flags.h (flag_merge_constants): Add extern.
4577 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4578 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4580 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4581 Define if assembler has working .subsection -1 support.
4582 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4583 Put constant into special SHF_MERGE sections if the linker should
4584 attempt to merge duplicates.
4585 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4587 Put constant into special SHF_MERGE sections if the linker should
4588 attempt to merge duplicates.
4589 * config/alpha/elf.h: Likewise.
4590 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4591 has working .subsection -1 support.
4592 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4594 * config/svr3.h: Likewise.
4595 * config/darwin.h: Likewise.
4596 * config/arm/aof.h: Likewise.
4597 * config/arm/linux-elf.h: Likewise.
4598 * config/avr/avr.h: Likewise.
4599 * config/c4x/c4x.h: Likewise.
4600 * config/d30v/d30v.h: Likewise.
4601 * config/i386/dgux.h: Likewise.
4602 * config/i386/osfrose.h: Likewise.
4603 * config/i386/sco5.h: Likewise.
4604 * config/i386/svr3gas.h: Likewise.
4605 * config/ia64/aix.h: Likewise.
4606 * config/m32r/m32r.h: Likewise.
4607 * config/m68k/m68k.h: Likewise.
4608 * config/m88k/dgux.h: Likewise.
4609 * config/m88k/m88k.h: Likewise.
4610 * config/mcore/mcore-pe.h: Likewise.
4611 * config/mips/mips.h: Likewise.
4612 * config/pa/pa.h: Likewise.
4613 * config/pa/pa-linux.h: Likewise.
4614 * config/romp/romp.h: Likewise.
4615 * config/rs6000/sysv4.h: Likewise.
4616 * config/rs6000/xcoff.h: Likewise.
4617 * config/s390/linux.h: Likewise.
4618 * config/sparc/sparc.h: Likewise.
4619 * config/sparc/sysv4.h: Likewise.
4620 * config/stormy16/stormy16.h: Likewise.
4621 * config/v850/v850.h: Likewise.
4622 * config/vax/vms.h: Likewise.
4623 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4624 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4625 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4626 default_elf_asm_named_section for SHF_MERGE sections.
4628 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4630 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4633 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4635 * c-common.c (split_specs_attrs): Allow for empty attributes with
4636 empty TREE_PURPOSE. Fixes PR c/4294.
4638 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4640 * basic-block.h (cached_make_edge, make_single_succ): New.
4641 (make_edge): Remove first parameter.
4642 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4643 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4644 created edge; use obstack allocation.
4645 (make_edge, make_single_succ_edge): New.
4646 (first_removed_edge): New static variable.
4647 (init_flow): Initialize first_removed_edge and n_edges.
4648 (clear_edges): Use remove_edge.
4649 (flow_delete_block): Likewise.
4650 (remove_edge): Add removed edges to the removed edges list.
4651 (split_block, redirect_edge_and_branch_force, split_edge):
4653 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4654 (add_noreturn_fake_exit_edges): Likewise.
4655 (connect_infinite_loops_to_exit): Liekwise.
4656 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4657 Use cached_make_edge.
4658 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4659 * profile.c (branch_prob): Update make_edge call.
4660 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4662 2001-09-11 Richard Henderson <rth@redhat.com>
4664 * config/alpha/alpha.c: Tidy formatting.
4665 (local_symbolic_operand): Verify mode.
4666 (alpha_sa_mask): Ignore unicos for eh_return.
4667 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4668 * config/alpha/alpha.md (umk divsi patterns): Remove.
4669 (extendsfdf2): Remove unicos check.
4670 (tablejump): Merge vms and unicos code; always use direct set
4673 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4675 * config.gcc (alpha*-*-unicosmk*): New target.
4677 * config/alpha/alpha-protos.h (symbolic_operand,
4678 unicosmk_add_call_info_word, unicosmk_add_extern,
4679 unicosmk_defer_case_vector, unicosmk_unique_section,
4680 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4681 unicosmk_asm_file_start, unicosmk_asm_file_end,
4682 unicosmk_output_common): Declare.
4684 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4685 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4686 alpha_does_function_need_gp, alpha_end_function): Support Cray
4688 (alpha_init_machine_status, alpha_mark_machine_status,
4689 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4690 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4691 unicosmk_asm_named_section, unicosmk_insert_attributes,
4692 unicosmk_section_type_flags, symbolic_operand,
4693 unicosmk_output_module_name, unicosmk_output_default_externs,
4694 unicosmk_output_dex, unicosmk_output_externs,
4695 unicosmk_output_addr_vec, unicosmk_ssib_name,
4696 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4697 unicosmk_asm_file_end, unicosmk_output_common,
4698 unicosmk_section_type_flags, unicosmk_unique_section,
4699 unicosmk_add_call_info_word, unicosmk_text_section,
4700 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4701 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4702 unicosmk_dex_count, unicosmk_special_name): New.
4703 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4704 TARGET_ABI_UNICOSMK.
4705 (get_aligned_mem, alpha_expand_unaligned_load,
4706 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4707 alpha_expand_unaligned_store_words): Support big-endian mode.
4708 (print_operand): Likewise. New format specifier 't'. Use
4709 TARGET_AS_SLASH_BEFORE_SUFFIX.
4710 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4711 (alpha_pv_save_size): Update with above change.
4712 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4713 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4716 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4717 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4718 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4719 (EXTRA_CONSTRAINT): New constraint 'U'.
4720 (PREDICATE_CODES): Add symbolic_operand.
4722 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4723 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4724 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4725 (integer division and modulus patterns): Split in default and
4727 (*divmodsi_internal, *divmoddi_internal): Disable for
4728 TARGET_ABI_UNICOSMK.
4729 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4730 little-endian and big-endian versions.
4731 (ext, ins, msk): Likewise.
4732 (extv, extzv, insv): Support big-endian mode.
4733 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4734 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4735 *tablejump_umk_internal, *call_value_umk): New.
4736 (*movdi_nofix): Add pattern for loading an address into a register on
4737 TARGET_ABI_UNICOSMK.
4738 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4739 (umk_mismatch_args, arg_home_umk): New.
4740 (various insns): Don't use mov, fmov, nop, fnop and unop.
4741 (realign): Support TARGET_ABI_UNICOSMK.
4743 * config/alpha/unicosmk.h: New file.
4744 * config/alpha/t-unicosmk: New file.
4746 * fixinc/inclhack.def (unicosmk_restrict): New.
4747 * fixinc/fixincl.x: Regenerate.
4749 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4750 (wchar_t): Check for and define __WCHAR_T__.
4752 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4754 * combine.c (simplify_shift_const): Treat shifts by the mode
4757 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4759 * cpphash.h (struct tokenrun): New.
4760 (struct cpp_context): New member bol.
4761 (struct cpp_reader): New members.
4762 (_cpp_init_tokenrun): New.
4763 * cppinit.c (cpp_create_reader): Set up the token runs.
4764 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4765 (lex_token): New internalised version of _cpp_lex_token. Don't
4766 handle directives or the multiple include opimisation here any
4767 more. Simply lex a token.
4768 * cpplib.c (run_directive): Clear bol.
4769 (_cpp_pop_buffer): Set bol.
4770 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4773 2001-09-11 Michael Meissner <meissner@redhat.com>
4775 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4776 give an error if the user uses -mfp32.
4777 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4779 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4780 floating point register size.
4781 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4783 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4784 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4786 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4787 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4789 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4791 * dbxout.c (dbxout_parms): Fix typo in comment.
4792 * unroll.c (loop_find_equiv_value): Ditto.
4793 * toplev.c (rest_of_compilation): Ditto.
4794 * loop.c (scan_loop): Ditto.
4795 * dwarf2out.c (struct dw_fde_struct): Ditto.
4797 2001-09-10 Zack Weinberg <zackw@panix.com>
4799 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4800 copying identifier when we're just going to throw it away.
4801 (parse_identifier_slow): New routine to handle abnormal cases.
4802 (_cpp_lex_token): Update call site.
4804 * hashtable.c (ht_lookup): Don't assume that the string we've
4805 been given is NUL-terminated.
4806 * system.h: #define __builtin_expect(a, b) to (a) if not
4809 2001-09-10 Michael Meissner <meissner@redhat.com>
4811 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4814 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4816 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4818 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4820 * builtins.c (c_getstr): Correct thinko in last change and further
4823 2001-09-10 Tim Freeman <tim@fungibole.com>
4825 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4826 into varray's and register them as roots with the garbage
4827 collector so they are not collected too soon.
4829 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4831 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4833 * basic-block.h (flow_obstack, label_value_list,
4834 tail_recursion_label_list): Declare
4835 (tidy_fallthru_edges): Declare.
4836 (expunge_block, last_loop_beg_note): Delete.
4837 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4839 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4840 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4841 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4842 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4843 expunge_block, flow_delete_block, compute_bb_for_insn,
4844 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4845 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4846 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4847 try_redirect_by_replacing_jump, last_loop_beg_note,
4848 redirect_edge_and_branch, redirect_edge_and_branch_force,
4849 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4850 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4851 commit_edge_insertions, dump_flow_info, debug_flow_info,
4852 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4853 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4854 Move here from flow.c
4855 * cfganal.c: New file.
4856 (forwarder_block_p, can_fallthru, mark_critical_edges,
4857 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4858 find_unreachable_blocks, create_edge_list, free_edge_list,
4859 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4860 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4861 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4862 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4863 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4864 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4865 Move here from flow.c
4866 * cfgbuild.c: New file
4867 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4868 make_edges, find_basic_blocks_1, find_basic_blocks,
4869 find_sub_basic_blocks): Move here from flow.c
4870 * cfgcleanup.c: New file.
4871 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4872 merge_blocks_move_predecessor_nojumps,
4873 merge_blocks_move_successor_nojumps, merge_blocks,
4874 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4875 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4876 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4878 * cfgloop.c: New file
4879 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4880 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4881 flow_loop_exit_edges_find, flow_loop_nodes_find,
4882 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4883 flow_loop_tree_node_add, flow_loops_tree_build,
4884 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4885 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4886 Move here from flow.c
4887 * flow.c: Remove everything moved elsewhere
4888 * output.h (cleanup_cfg): Return bool.
4890 * bb-reorder.c (reorder_block_def): Remove 'index'.
4891 (insert_intra_1): Add argument BB, set block for new note.
4892 (make_reorder_chain): Do not depdent on BB indexes.
4893 (make_reorder_chain_1): Do not use BB indexes.
4894 (label_for_bb): Likewise; set BB for new insn.
4895 (emit_jump_to_block_after): Likewise.
4896 (fixup_reoder_chain): Sanity check that all basic blocks
4897 are chained; verify newly created insn chain; remove
4898 undocnitional jump simplifying; Do not use BB indexes;
4899 properly initialize count and frequency information;
4900 dump reordered sequence.
4901 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4902 (insert_inter_bb_scope_notes): Set block for new insn.
4903 (reorder_basic_blocks): Dump flow info before reoredering.
4905 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4907 * alias.c (clear_reg_alias_info): Use K&R format definition.
4908 Avoid unsigned warning.
4909 * builtins.c: Use "unsigned int", not "unsigned".
4910 (target_char_cast): Use host_integerp and tree_low_cst.
4911 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4912 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4913 (c_getstr): Likewise.
4914 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4915 (builtin_memcpy_read_str): Avoid unsigned warning.
4916 (expand_builtin_memcpy): Alignments are unsigned.
4917 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4918 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4919 * predict.c (expensive_function_p): LIMIT now unsigned.
4920 * resource.c (mark_target_live_regs): Make some vars unsigned.
4921 * sdbout.c: Use "unsigned int", not "unsigned".
4922 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4923 (sdbout_source_line): Likewise.
4924 (sdbout_record_type_name): Remove "const" for NAME declaration.
4925 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4927 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4929 * calls.c (store_one_arg): Expand comment.
4931 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4933 * calls.c (store_one_arg): Make sure that the entire argument is
4934 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4936 2001-09-09 Richard Henderson <rth@redhat.com>
4938 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4940 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4942 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4944 2001-09-09 Richard Henderson <rth@redhat.com>
4946 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4947 (alpha_this_literal_sequence_number): New.
4948 (alpha_this_gpdisp_sequence_number): New.
4949 (some_operand, input_operand): Add HIGH.
4950 (local_symbolic_operand): New.
4951 (alpha_encode_section_info): New.
4952 (alpha_legitimate_address_p): Allow LO_SUM.
4953 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4954 (alpha_expand_mov): Likewise.
4955 (secondary_reload_class): Check memory_operand not general_operand
4957 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4958 (alpha_expand_unaligned_store): Likewise.
4959 (alpha_expand_unaligned_load_words): Likewise.
4960 (alpha_expand_unaligned_store_words): Likewise.
4961 (alpha_expand_block_clear): Likewise.
4962 (print_operand): Handle %#, %*, %H.
4963 (print_operand_address): Handle LO_SUM.
4965 (alpha_does_function_need_gp): Use it.
4966 (alpha_expand_block_move): Fix signed compare warnings.
4967 (alpha_sa_mask, alpha_align_insns): Likewise.
4968 * config/alpha/alpha-protos.h: Update.
4969 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4970 (MASK_EXPLICIT_RELOCS): New.
4971 (TARGET_SWITCHES): Add -mexplicit-relocs.
4972 (EXTRA_CONSTRAINT): Add 'T'.
4973 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4974 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4975 (ENCODE_SECTION_INFO): Out line.
4976 (REDO_SECTION_INFO_P): New.
4977 (STRIP_NAME_ENCODING): New.
4978 (ASM_OUTPUT_LABELREF): New.
4979 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4980 (PREDICATE_CODES): Update.
4981 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4982 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4983 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4984 builtin_setjmp_receiver_er, exception_receiver_1_er,
4985 call_value_osf_1_er): New patterns.
4986 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4987 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4988 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4989 (FINAL_PRESCAN_INSN): New.
4991 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4993 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4995 2001-09-08 Andreas Jaeger <aj@suse.de>
4997 * i386.h (TARGET_SWITCHES): Fix description.
4999 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5001 * rs6000.c (num_insns_constant): Compute number of instructions
5004 * doc/install.texi: Explain AIX exception handling work-around.
5005 Update URL for AIX fixes.
5007 2001-09-07 Jim Wilson <wilson@redhat.com>
5009 * alias.c (clear_reg_alias_info): New.
5010 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5011 * rtl.h (clear_reg_alias_info): Declare.
5013 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5015 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5017 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5018 (m16m,edivm,emulm): Change declaration to match definition.
5020 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5022 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5023 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5026 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5028 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5029 which have no corresponding C type.
5030 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5031 the representation of 64-bit doubles to work with 64-bit ints.
5033 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5035 * config/mips/mips.c (override_options): Do not override ISA when ABI
5036 specified if MIPS_CPU_STRING_DEFAULT was specified.
5038 2001-09-07 Richard Henderson <rth@redhat.com>
5040 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5041 (express_from_1): Wrap lines.
5042 * rtlanal.c (commutative_operand_precedence): Rename from
5043 operand_preference; export.
5044 * rtl.h: Declare it.
5045 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5046 (simplify_binary_operation): Invoke simplify_plus_minus on
5047 (CONST (PLUS ...)) as well.
5048 (struct simplify_plus_minus_op_data): New.
5049 (simplify_plus_minus_op_data_cmp): New.
5050 (simplify_plus_minus): Use them. Avoid infinite recursion with
5051 simplify_binary_operation wrt CONST.
5053 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5055 * h8300-protos.h (general_operand_dst_push): Remove.
5056 * h8300.c (general_operand_dst_push): Likewise.
5057 * h8300.h (OK_FOR_T): Likewise.
5058 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5059 * h8300.md (pushqi_h8300): New.
5060 (pushqi_h8300hs): Likewise.
5062 (pushhi_h8300): Likewise.
5063 (pushhi_h8300hs): Likewise.
5066 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5068 * genattrtab.c (attr_printf): First arg is unsigned.
5069 Clean up formatting of callers.
5071 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5073 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5076 2001-09-07 Andreas Jaeger <aj@suse.de>
5078 * i386.h (TARGET_SWITCHES): Fix descriptions.
5080 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5082 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5084 2001-09-06 Ira Ruben <ira@apple.com>
5086 Remove OP_IDENTIFIER.
5087 * tree.def (OP_IDENTIFIER): Remove.
5088 * tree.c (tree_node_kind enum): Remove op_id_kind.
5089 (tree_node_kind_names): Remove "op_identifiers".
5090 (make_node): Remove OP_IDENTIFIER test.
5091 (build_op_identifier): Removed because it isn't being used.
5092 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5093 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5095 2001-09-06 Richard Henderson <rth@redhat.com>
5097 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5099 2001-09-06 Richard Henderson <rth@redhat.com>
5101 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5104 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5106 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5107 number used for CR register.
5109 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5110 Joern Rennecke (amylaar@cygnus.com)
5112 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5113 * h8300.c (initial_offset): Handle offset between RP and FP.
5114 (h8300_return_addr_rtx): New function.
5115 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5117 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5118 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5119 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5120 (CAN_ELIMINATE, REGISTER_NAMES):
5121 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5123 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5125 Remove TYPE_NONCOPIED_PARTS.
5126 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5127 (struct tree_type): Remove noncopied_parts.
5128 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5129 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5130 (fixed_type_p): Remove.
5131 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5132 (expand_expr, MODIFY_EXPR): Likewise.
5133 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5134 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5136 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5138 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5140 (mask64_operand): Likewise.
5141 (includes_rldic_lshift_p): Likewise.
5142 (includes_rldicr_lshift_p): Likewise.
5144 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5146 * objc/objc-act.c (build_message_expr): If a class method cannot
5147 be found, do not issue a warning if a corresponding instance
5148 method exists in the root class.
5150 2001-09-05 Richard Henderson <rth@redhat.com>
5152 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5154 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5156 * function.c (ggc_mark_struct_function): Mark f->outer.
5157 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5158 * integrate.c (output_inline_function): ... not here.
5160 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5162 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5164 * i386.c (size_cost): New static variable.
5165 (override_function): Use size_cost when -Os is specified.
5167 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5168 properly; Use current_function_calls_eh_return.
5169 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5170 use leave to avoid depdendancy chain.
5172 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5173 get BB loop_depth instead of computing it from LOOP notes.
5175 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5177 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5179 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5180 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5181 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5183 2001-09-05 Jeffrey A Law (law@cygnus.com)
5184 Jason Merrill (jason@redhat.com)
5186 * stor-layout.c (layout_type): Complain if an array's size can
5187 not be represented in a size_t.
5189 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5191 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5193 * gcc.c: (process_command) Add parentheses around assignment
5194 used as truth value.
5196 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5198 * config/mips/mips.c (save_restore_insns): Don't mark any register
5199 save slots as unchanging if current_function_calls_eh_return.
5201 2001-09-05 Richard Henderson <rth@redhat.com>
5203 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5204 * config/alpha/alpha-protos.h: Declare it.
5205 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5206 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5207 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5208 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5209 (REG_OK_FOR_BASE_P): Select one of the above.
5211 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5213 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5214 (crti.o): Prefix name of object file with $(T).
5217 2001-09-05 David S. Miller <davem@redhat.com>
5219 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5220 * config/sparc/linux64.h: Likewise.
5222 2001-09-05 Andreas Jaeger <aj@suse.de>
5224 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5225 available anymore, remove the documentation.
5226 (i386 Options): Fix typo, cleanup index entries.
5228 * prefix.c (concat): Remove, we can use the version from liberty.
5230 2001-09-05 Richard Henderson <rth@redhat.com>
5232 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5233 New functions split out of md file expanders.
5234 * config/alpha/alpha-protos.h: Declare them.
5235 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5237 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5239 * cppmacro.c (funlike_invocation_p): No need to restore context.
5241 2001-09-04 Richard Henderson <rth@redhat.com>
5243 * reload.c (push_reload): Export.
5244 * reload.h (push_reload): Declare it.
5246 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5247 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5248 * config/alpha/alpha.c (alpha_legitimize_address): New.
5249 (alpha_legitimize_reload_address): Likewise.
5250 * config/alpha/alpha-protos.h: Declare them.
5252 2001-09-04 Stan Shebs <shebs@apple.com>
5254 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5255 * config/darwin.c (machopic_stub_name): Account for internally
5256 generated lib calls such as memcpy.
5258 2001-09-04 Richard Henderson <rth@redhat.com>
5260 * unwind.h (_UA_END_OF_STACK): New flag.
5261 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5263 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5265 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5267 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5269 * config/mips/mips.c (save_restore_insns): Change base_offset to
5270 fp_offset in second call to mips_emit_frame_related_store.
5272 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5274 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5275 sometimes be represented as a NOTE of type
5276 NOTE_INSN_DELETED_LABEL.
5277 (Insns): Document NOTE_INSN_DELETED_LABEL.
5279 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5281 * c-common.h (tree_dump_index): Add more comments.
5282 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5283 (dump_option_value_info): New struct.
5284 (dump_options): New array.
5285 (dump_switch_p): Parse switch options symbolically.
5286 * doc/invoke.texi (-fdump-ast): Rename to ...
5287 (-fdump-tree): ... here. Document that options are symbolic, and
5288 not all are applicable.
5290 2001-09-04 David S. Miller <davem@redhat.com>
5292 * config/sparc/sparc.md (define_splits): Kill constraints.
5294 Cleanup redundant and unused insn attributes.
5295 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5296 binary, and move. Mark ialu as default.
5297 (commented out define_function_unit "alu"): Kill.
5298 (define_attr "use_clobbered"): Kill.
5299 (whole file): Kill address insn type references. Replace
5300 all unary/binary/move references with ialu.
5301 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5302 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5305 Simplify length insn attribute and make more judicious use
5306 of insn attribute defaulting.
5307 * config/sparc/sparc.md (all insns with length > one): Mark as
5308 insn type multi if real instructions, else use default if
5309 it is a forced splitter.
5310 (all insns with length == one): Use default insn length.
5311 (all insns of type ialu): Use default insn type.
5313 Fix erroneous insn attribute settings.
5314 (addx): Set insn type to misc.
5315 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5316 const_umulsidi3_sp64): Set insn type to imul.
5318 Track SFmode vs DFmode insns according to UltraSPARC
5320 * config/sparc/sparc.md ("fptype"): New attribute, default
5322 (all DFmode single insns): Mark as fptype "double".
5324 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5326 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5328 2001-09-03 Richard Henderson <rth@redhat.com>
5330 * function.h (struct function): Add arg_pointer_save_area_init.
5331 * function.c (expand_function_end): Init arg_pointer_save_area.
5332 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5333 when called from a nested function.
5335 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5337 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5340 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5342 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5344 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5346 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5347 (emit_push_insn): Use specified padding direction when
5348 STACK_PUSH_CODE is POST_INC.
5350 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5352 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5354 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5356 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5358 * cppinit.c (cpp_start_read): Free the imacros list as we
5359 traverse it. Don't free the chains before returning.
5360 (_cpp_push_next_buffer): Only try pushing buffers if we've
5361 completed -imacros handling.
5363 2001-08-31 Eric Christopher <echristo@redhat.com>
5365 * gcc.c (handle_braces): Add explaination for abort.
5367 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5369 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5370 move adjustment of bitpos instead.
5372 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5374 * function.c: Remove all_functions. Make outer_function_chain
5376 (init_function_start): Don't add new function structure to
5378 (find_function_data, push_function_context_to,
5379 pop_function_context_from, put_var_into_stack,
5380 trampoline_address): Update for changed structure element names.
5381 (push_function_context_to): Disentangle.
5382 (free_after_compilation): Also free F.
5383 (expand_dummy_function_end): Don't free cfun here.
5384 (put_var_into_stack): Comment why we can't use find_function_data here.
5385 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5386 (mark_function_chain): Split into maybe_mark_struct_function and
5387 ggc_mark_struct_function. Export the latter.
5388 (init_function_once): Mark from cfun and outer_function_chain;
5391 * function.h (struct function): Kill next_global. Rename next
5392 to outer. All users updated to match.
5393 (all_functions, outer_function_chain): Don't declare.
5395 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5396 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5397 don't touch f->inlinable, after calling rest_of_compilation.
5399 * tree.h: Forward-declare struct function. Prototype
5400 ggc_mark_struct_function.
5402 2001-08-31 Kazu Hirata <kazu@hxi.com>
5404 * config/h8300/h8300.md (*andorhi3): Fix typos.
5406 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5408 * calls.c (emit_library_call_value): Don't use a fixed
5409 argument after VA_CLOSE, i.e. out of scope in traditional C.
5411 * emit-rtl.c (gen_rtvec): Likewise.
5413 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5415 * Makefile.in (c-pragma.o): Depend on output.h.
5416 (reorg.o): Depend on except.h.
5418 * c-pragma.c: Include output.h.
5420 * reorg.c: Include except.h.
5422 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5424 2001-08-31 Richard Henderson <rth@redhat.com>
5426 * sched-deps.c (add_dependence): Don't elide dependency if the
5427 conditional used by insn is modified in elem.
5429 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5431 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5433 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5435 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5438 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5440 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5442 (stormy16_asm_out_constructor): New function.
5443 (TARGET_ASM_CONSTRUCTOR): Define.
5444 (TARGET_ASM_DESTRUCTOR): Define.
5446 2001-08-31 Andreas Jaeger <aj@suse.de>
5448 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5449 * loop.c (add_label_notes): Likewise.
5450 * reload.c (find_reloads): Likewise.
5451 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5453 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5455 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5456 code here. Take _Unwind_{W,Sw}ord*.
5457 (read_encoded_value_with_base): Use them.
5458 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5460 (extract_cie_info): Simplify read_?leb128 handling.
5461 (execute_stack_op, execute_cfa_program): Likewise.
5462 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5464 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5466 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5467 the frame pointer to pop the stack if convenient.
5469 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5470 Don't use post-increment before combine.
5471 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5472 a call-saved register.
5474 2001-08-31 Andreas Jaeger <aj@suse.de>
5476 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5479 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5481 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5482 not DIV/MOD, of course.
5484 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5486 * rtl.def: Undo my patch commited 2001-08-27.
5488 * genattrtab.c: Ditto.
5492 * sched-int.h: Ditto.
5494 * target-def.h: Ditto.
5498 * haifa-sched.c: Ditto.
5500 * sched-rgn.c: Ditto.
5502 * sched-vis.c: Ditto.
5504 * Makefile.in: Ditto.
5506 * doc/md.texi: Ditto.
5508 * doc/tm.texi: Ditto.
5510 * doc/contrib.texi: Ditto.
5512 * doc/gcc.texi: Ditto.
5514 * genattrtab.h: Remove it.
5516 * genautomata.c: Remove it.
5518 * genattr.c: Undo my patch and Richard Henderson's patch commited
5521 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5523 * config.gcc (h8300-*-elf*): New case.
5524 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5525 (SUBTARGET_CPP_SPEC): Define.
5526 (EXTRA_SPECS): Define.
5527 (SUBTARGET_EXTRA_SPECS): Define.
5528 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5529 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5531 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5533 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5534 (LIB2FUNCS_EXTRA): Define.
5535 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5536 config/h8300/fixunssfsi.c: New file.
5538 2001-08-30 Kazu Hirata <kazu@hxi.com>
5540 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5541 define_expand to accommodate target-specific attributes.
5542 (anonymous zero_extendqihi2 patterns): New.
5544 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5546 * h8300.md (*andorhi3): New pattern.
5548 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5550 * h8300.c (dosize): Fix test for "sub".
5552 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5554 * c-typeck.c (pointer_diff): Try to eliminate common term before
5557 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5559 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5560 Account for the saves of the FP registers.
5562 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5563 (TEXT_SECTION_ASM_OP): Define.
5564 (INIT_SECTION_ASM_OP): Define.
5565 (FINI_SECTION_ASM_OP): Define.
5566 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5567 (RDATA_SECTION_FUNCITON): Provide prototype.
5569 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5571 * reload1.c (move2add_note_store): Correct typo checking for
5574 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5576 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5577 note should not be considered outside the libcall block.
5579 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5581 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5583 2001-08-29 Kazu Hirata <kazu@hxi.com>
5585 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5587 2001-08-29 Kazu Hirata <kazu@hxi.com>
5589 * config/h8300/h8300-protos.h: Add a prototype for
5591 * config/h8300/h8300.c (emit_logical_op): New.
5592 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5599 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5601 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5602 comparison with rtx INTVAL.
5603 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5605 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5607 2001-08-29 Kazu Hirata <kazu@hxi.com>
5609 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5612 2001-08-29 Kazu Hirata <kazu@hxi.com>
5614 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5615 (reg n) to (mem (pre_dec (reg n))
5616 (anonymous movsi pattern): Likewise.
5618 2001-08-29 Kazu Hirata <kazu@hxi.com>
5620 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5622 2001-08-29 Kazu Hirata <kazu@hxi.com>
5624 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5625 several special constants.
5627 2001-08-29 Kazu Hirata <kazu@hxi.com>
5629 * config/h8300/lib1funcs.asm: Fix comment typos.
5631 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5633 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5634 Fix format specifier warnings.
5636 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5637 inet_makeaddr, semctl): Prototype.
5639 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5640 (save_restore_insns): Use base_offset, not gp_offset.
5642 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5643 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5645 2001-08-29 Richard Henderson <rth@redhat.com>
5647 * bb-reorder.c (function_tail_eff_head): New.
5648 (record_effective_endpoints): Set it.
5649 (fixup_reorder_chain): Use it.
5651 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5653 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5655 2001-08-28 Dale Johannesen <dalej@apple.com>
5657 * config/darwin.c (machopic_function_base_name): Add const
5658 qualifier to a string.
5659 (darwin_encode_section_info): Ditto.
5661 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5663 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5664 function definition.
5666 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5668 * df.h (struct df): Add rts_order variable.
5670 * df.c (df_visit_next_rts): New function.
5671 (df_visit_next): Renamed to df_visit_next_rc
5672 (df_analyse_1): Allocate/compute/free rts_order as well.
5673 (df_rd_global_compute): Use df_visit_next_rc instead of
5675 (df_ru_global_compute): Use df_visit_next_rts instead of
5678 * flow.c (flow_reverse_top_sort_order_compute): New function.
5680 * basic-block.h: Add prototype.
5682 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5684 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5685 blocks, the BB_REACHABLE is now set, rather than aux being
5686 non-NULL. Update the test to reflect this.
5688 2001-08-28 Eric Christopher <echristo@redhat.com>
5690 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5691 config/mips/crti.asm: Ditto.
5693 2001-08-28 Eric Christopher <echristo@redhat.com>
5694 Richard Henderson <rth@redhat.com>
5696 * c-pragma.h (add_weak): Move prototype from here...
5697 * output.h (add_weak): ... to here.
5698 * varasm.c (add_weak): Fix typo.
5699 * config/mips/crti.asm: New file.
5700 * config/mips/crtn.asm: Ditto.
5701 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5702 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5703 (INVOKE__main): Ditto.
5704 (INIT_SECTION_ASM_OP): New.
5705 (FINI_SECTION_ASM_OP): Ditto.
5706 (STARTFILE_SPEC): Add crti.
5707 (ENDFILE_SPEC): Add crtn.
5708 * config/mips/elf64.h: Same.
5709 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5711 * config/mips/vxworks.h: Ditto.
5712 * config/mips/t-elf: Support crti and crtn.
5714 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5716 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5719 2001-08-28 Richard Henderson <rth@redhat.com>
5721 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5722 (one_cmplbi2 splitter): Remove redundant test.
5724 2001-08-28 Dale Johannesen <dalej@apple.com>
5726 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5728 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5730 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5732 2001-08-28 Stan Shebs <shebs@apple.com>
5734 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5735 (UNALIGNED_SHORT_ASM_OP): Define.
5736 (UNALIGNED_INT_ASM_OP): Define.
5738 2001-08-28 Will Cohen <wcohen@redhat.com>
5740 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5741 generation for first set.
5743 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5745 * flow.c (redirect_edge_succ_nodup): Return new edge.
5746 (try_simplify_condjump): Use new edge.
5747 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5749 * cse.c (cse_basic_block): Skip note instructions.
5751 2001-08-27 Richard Henderson <rth@redhat.com>
5753 * combine.c (combine_simplify_rtx): Don't reverse condition
5754 if there is no reverse for the condition.
5755 (simplify_comparison): Don't simplify subregs from INT to FP.
5757 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5758 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5759 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5760 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5761 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5762 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5764 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5766 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5767 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5769 (adddi_dilshr32, adddi_dishl32): Only data register can be
5770 source for mem destination.
5772 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5773 and use bitnum to decide about register move.
5775 2001-08-27 Richard Henderson <rth@redhat.com>
5777 * genattr.c (main): Emit state_t even when not doing scheduling.
5779 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5780 Richard Henderson <rth@redhat.com>
5782 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5783 (reg_avail_info, current_bb): ... these.
5784 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5785 (compute_hash_table): Likewise.
5787 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5789 * flow.c (verify_flow_info): Use checksums to verify edges.
5791 2001-08-27 Richard Henderson <rth@redhat.com>
5793 * genautomata.c (expand_automata): Always create a description.
5795 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5797 * optabs.c (expand_binop): Correctly handle the carry in multiword
5798 add/subtract operations.
5800 2001-08-27 Fred Fish <fnf@be.com>
5802 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5805 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5807 * reload.c (find_reloads_toplev): Back out this change:
5809 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5811 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5812 mem if the address is a mode_dependent_address_p.
5814 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5816 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5817 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5818 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5821 * genattr.c (main): New variable num_insn_reservations. Increase
5822 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5823 pipeline hazard recognizer interface.
5825 * genattrtab.h: New file.
5827 * genattrtab.c: Include genattrtab.h.
5828 (attr_printf, check_attr_test, make_internal_attr,
5829 make_numeric_value): Move protypes into genattrtab.h. Define them
5831 (num_dfa_decls): New global variable.
5832 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5833 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5834 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5835 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5837 * genautomata.c: New file.
5839 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5841 * sched-int.h: (curr_state): Add the external definition for
5842 automaton pipeline interface.
5843 (haifa_insn_data): Add comments for members blockage and units.
5845 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5846 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5847 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5848 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5849 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5850 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5851 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5853 (TARGET_SCHED): Use the new macros.
5855 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5856 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5857 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5858 dfa_bubble): New members in gcc_target.sched.
5860 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5861 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5862 (insn_queue): Redefine it as pointer to array.
5863 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5865 (max_insn_queue_index_macro_value): New variable.
5866 (curr_state, dfa_state_size, ready_try): New varaibles for
5867 automaton interface.
5868 (ready_element, ready_remove, max_issue): New function prototypes
5869 for automaton interface.
5870 (choose_ready): New function prototype.
5871 (insn_unit, blockage_range): Add comments.
5872 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5873 FUNCTION_UNITS_SIZE == 0.
5874 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5875 actual_hazard, potential_hazard): Add comments.
5876 (insn_cost): Use cost -1 as undefined value. Remove
5877 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5879 (ready_element, ready_remove): New functions for automaton
5881 (schedule_insn): Add new code for automaton pipeline interface.
5882 (queue_to_ready): Add new code for automaton pipeline interface.
5883 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5884 (debug_ready_list): Print newline when the queue is empty.
5885 (max_issue): New function for automaton pipeline interface.
5886 (choose_ready): New function.
5887 (schedule_block): Add new code for automaton pipeline interface.
5888 Print ready list before scheduling each insn.
5889 (sched_init): Add new code for automaton pipeline interface.
5890 Initiate insn cost by -1.
5891 (sched_finish): Free the current automaton state and finalize
5892 automaton pipeline interface.
5894 * sched-rgn.c: Include target.h.
5895 (init_ready_list, new_ready, debug_dependencies): Add new code for
5896 automaton pipeline interface.
5898 * sched-vis.c: Include target.h.
5899 (get_visual_tbl_length): Add code for automaton interface.
5900 (target_units, print_block_visualization): Add comments.
5902 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5903 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5904 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5905 (getruntime.o, genautomata.o): New entries.
5906 (genattrtab.o): Add new dependency file genattrtab.h.
5907 (genattrtab): Add new dependencies. Link it with `libm.a'.
5908 (getruntime.o, hashtab.o): New entries for canadian cross.
5910 * doc/md.texi: Description of automaton based model.
5912 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5914 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5915 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5916 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5917 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5918 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5919 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5920 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5922 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5923 MAX_DFA_ISSUE_RATE): New macro descriptions.
5925 * doc/contrib.texi: Add dfa based scheduler contribution.
5927 * doc/gcc.texi: Add more information about genattrtab.
5929 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5931 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5934 2001-08-27 Richard Henderson <rth@redhat.com>
5936 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5937 (get_arg_pointer_save_area): New. Create an init it here.
5938 (fix_lexical_addr): Use it.
5939 * function.h: Declare it.
5940 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5941 * stmt.c (expand_nl_goto_receiver): Use it.
5943 2001-08-27 Richard Henderson <rth@redhat.com>
5945 * final.c (final_scan_insn): Don't enter APP_ON mode for
5948 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5949 alignment for assemble_integer for DW_EH_PE_aligned.
5950 * except.c (output_function_exception_table): Likewise.
5952 2001-08-26 Andreas Jaeger <aj@suse.de>
5954 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5956 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5958 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5960 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5962 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5964 (mask64_operand): Likewise.
5965 (rldic_operand): Delete.
5966 (includes_lshift64_p): Delete.
5967 (includes_rldic_lshift_p): New function.
5968 (includes_rldicr_lshift_p): New function.
5969 (print_operand): Don't call rldic_operand in case 'W'.
5970 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5971 (includes_lshift64_p): Remove.
5972 (includes_rldic_lshift_p): Declare.
5973 (includes_rldicr_lshift_p): Declare.
5974 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5975 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5976 Replace match_operand rldic_operand predicate with
5977 const_int_operand. Replace includes_lshift64_p condition with
5978 includes_rldic_lshift_p.
5979 <ashldi3_internal 64 bit rldicr patterns>: New.
5981 2001-08-27 Andreas Jaeger <aj@suse.de>
5983 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5984 * errors.c: Likewise.
5985 * final.c: Likewise.
5986 * dwarf2asm.c: Likewise.
5987 * doprint.c (checkit): Likewise.
5988 * diagnostic.c: Likewise.
5989 * collect2.c: Likewise.
5990 * calls.c: Likewise.
5991 * c-semantics.c (build_stmt): Likewise.
5992 * c-format.c (status_warning): Likewise.
5993 * c-errors.c (pedwarn_c99): Likewise.
5994 * builtins.c (validate_arglist): Likewise.
5995 * config/pj/pj.c (pj_printf): Likewise.
5996 * fix-header.c: Likewise.
5998 * gcov.c (fnotice): Likewise.
5999 * gensupport.c (message_with_line): Likewise.
6000 * mips-tfile.c: Likewise.
6001 * protoize.c (notice): Likewise.
6002 * read-rtl.c (fatal_with_file_and_line): Likewise.
6003 * rtl-error.c: Likewise.
6004 * tradcpp.c: Likewise.
6006 * cp/tree.c (build_min_nt): Likewise.
6007 (build_min): Likewise.
6008 * cp/lex.c: Likewise.
6009 * cp/errfn.c: Likewise.
6010 * cp/rtti.c (create_pseudo_type_info): Likewise.
6012 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6014 * df.c (df_uses_record): Return after recording all uses
6017 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6019 * df.c (df_insn_modify): Realloc the INSN table here, if
6020 necessary, here, too.
6022 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6024 * config/mips/mips.c (mips_function_value): Handle complex return
6027 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6029 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6031 * reload.c (make_memloc): Copy result if it is still
6032 reg_equiv_memory_loc[regno] on return.
6033 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6034 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6035 reg_equiv_mem are modified by the substitutions.
6037 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6039 * predict.c (expensive_function_p): New.
6040 * rtl.h (expensive_function_p): Declare.
6041 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6042 (use_fast_prologue_epilogue): New static variable.
6043 (expand_prologue): Set it; emit short prologues if unset.
6044 (expand_epilogue): Likewise.
6046 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6048 * config.gcc: Add stormy16-*-elf case.
6049 * config/stormy16/stormy-abi: New file.
6050 * config/stormy16/stormy16-lib2.c: New file.
6051 * config/stormy16/stormy16-protos.h: New file.
6052 * config/stormy16/stormy16.c: New file.
6053 * config/stormy16/stormy16.h: New file.
6054 * config/stormy16/stormy16.md: New file.
6055 * config/stormy16/t-stormy16: New file.
6057 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6059 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6061 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6063 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6064 descriptor members are pointer size, not constant 4.
6065 * config/rs6000/rs6000.md (define_splits): Remove more unused
6068 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6070 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6072 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6074 * cp/rtti.c (VPARAMS): Fix parameter.
6076 2001-08-24 Zack Weinberg <zackw@panix.com>
6078 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6080 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6082 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6083 in if controlling use of insv.
6084 (extract_bit_field): Likewise, for extv and extzv.
6086 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6088 * i386.md (movcc peep2): Fix load of 0.
6090 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6092 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6093 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6095 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6097 * c-pragma.h: Move weak_syms and weak_decls...
6098 * varasm.c: ...here. Now static.
6099 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6100 depend on HANDLE_PRAGMA_WEAK.
6102 * c-common.c (c_alignof, c_alignof_expr): Move here...
6103 * c-typeck.c: ...from here.
6104 * c-tree.h, c-common.h: Adjust.
6106 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6108 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6109 instead of incrementing it.
6111 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6112 asm ready, don't try to move them all into the same array element.
6114 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6116 * function.c (thread_prologue_and_epilogue_insns): Avoid
6117 fallthru flag on edge to exit.
6119 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6121 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6124 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6126 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6127 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6128 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6131 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6133 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6134 replace "GNU CC" with "GCC".
6136 2001-08-23 Richard Henderson <rth@redhat.com>
6138 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6139 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6140 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6141 Need GR between FR and not GR_AND_FR.
6142 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6143 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6144 AR regs before GR regs.
6145 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6146 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6147 (REGISTER_MOVE_COST): Update.
6148 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6150 2001-08-23 Richard Henderson <rth@redhat.com>
6152 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6155 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6157 * reload1.c (emit_reload_insns): Don't look for notes
6158 on a NULL store_insn.
6160 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6162 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6163 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6164 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6165 format specifier warnings.
6166 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6168 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6170 * config/i386/i386-protos.h: Correct declaration of
6171 i386_pe_asm_named_section.
6173 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6175 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6177 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6179 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6181 * cpperror.c (print_location): Don't show _Pragma.
6182 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6183 and file change callback generation here.
6184 (stack_include_file): Update use of cpp_push_buffer.
6185 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6186 (struct cpp_buffer): Remove type, pfile members.
6187 * cppinit.c (cpp_handle_option): Use free_chain.
6188 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6189 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6190 a cpp_reader rather than a cpp_buffer.
6191 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6192 skip_line_comment, parse_string, lex_percent, lex_dot,
6193 _cpp_lex_token): Update accordingly.
6194 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6196 (cpp_push_buffer): Update prototype.
6197 (run_directive): Update use of cpp_push_buffer.
6198 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6199 handle_assertion): Update use of run_directive.
6200 * cpplib.h (enum cpp_buffer_type): Remove.
6201 (cpp_push_buffer): Update prototype.
6202 * fix-header.c (read_scan_file): Update.
6204 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6206 * gcc.c (struct prefix_list): Change prefix to const char *.
6208 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6210 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6212 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6214 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6217 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6220 * ifcvt.c (dead_or_predicable): Adjust.
6221 * loop.c (find_and_verify_loops): Adjust.
6222 * stmt.c (expand_end_case): Adjust.
6223 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6224 head and end insn pointers in the basic block, not just local copies.
6225 (merge_blocks_move_predecessor_nojumps): Likewise.
6227 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6229 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6230 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6231 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6232 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6233 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6234 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6235 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6236 conditions.h, config.gcc, configure.frag, configure.in,
6237 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6238 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6239 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6240 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6241 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6242 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6243 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6244 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6245 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6246 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6247 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6248 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6249 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6250 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6251 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6252 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6253 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6254 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6255 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6256 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6257 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6258 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6259 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6260 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6261 params.h, predict.c, predict.def, predict.h, prefix.c,
6262 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6263 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6264 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6265 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6266 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6267 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6268 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6269 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6270 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6271 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6272 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6273 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6274 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6275 xcoffout.h: replace "GNU CC" with "GCC".
6277 2001-08-21 Richard Henderson <rth@redhat.com>
6279 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6280 (final_scan_insn): Consider jump tables data even if we have no
6281 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6283 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6284 (ASM_OUTPUT_CASE_END): Remove.
6285 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6286 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6287 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6289 2001-08-21 Richard Henderson <rth@redhat.com>
6291 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6292 at barrier insns. Emit stop bits before barriers.
6294 * flow.c (flow_find_cross_jump): Don't consider unconditional
6295 return insns for commoning.
6297 * final.c (compute_alignments): Fix typo.
6299 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6300 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6301 (store_bit_field): Use mode_for_extraction more places.
6302 (extract_bit_field): Likewise.
6304 2001-08-21 Zack Weinberg <zackw@panix.com>
6306 * caller-save.c: Don't include insn-codes.h.
6307 (reg_save_code, reg_restore_code): Make arrays of int.
6308 All uses updated to match.
6309 (insert_save, insert_restore): No need to initialize "code"
6310 variable upon declaration.
6311 * Makefile.in: update dependencies; fix typo in clean rule.
6313 2001-08-21 Richard Henderson <rth@redhat.com>
6315 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6316 (merge_if_block): Handle fallout from same.
6318 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6320 * builtins.c (type_to_class): Fix typo in last change.
6322 2001-08-21 Richard Henderson <rth@redhat.com>
6324 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6325 ia64_asm_output_label.
6327 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6328 copy of gp while the real gp register contains garbage.
6330 2001-08-21 Zack Weinberg <zackw@panix.com>
6332 * expmed.c (mode_for_extraction): New function.
6333 (store_bit_field, extract_bit_field): Use it.
6334 * expr.h: Prototype it and provide an enum for its first argument.
6336 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6337 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6338 and digging through the insn_data tables.
6339 * Makefile.in: Update dependencies.
6341 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6343 * cppfiles.c (stack_include_file): line-map.c now handles include
6345 (handle_missing_handler): Similarly.
6346 (_cpp_execute_include): Similarly.
6347 (_cpp_pop_file_buffer): Similarly.
6348 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6349 buffer_stack_depth and include_depth.
6350 * cpplib.c (do_include_common): line-map.c now handles include depth.
6351 (cpp_push_buffer): Similarly.
6352 (_cpp_pop_buffer): Similarly.
6353 * cppmacro.c (builtin_macro): Update.
6354 * line-map.c (init_line_maps): Set depth.
6355 (add_line_map): Increment "used" earlier. Update and use the
6357 (trace_include): Use the include depth.
6358 * line-map.h (struct line_maps): New member depth.
6360 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6362 * cppfiles.c (stack_include_file): Don't handle -H here.
6363 * cppinit.c (cpp_start_read): Set include tracing after
6364 cpp_post_options and after stacking the main file.
6365 * line-map.c (trace_include): New.
6366 (init_line_maps, add_line_map): Update.
6367 * line-map.h (struct line_maps): New member trace_includes.
6369 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6371 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6372 * cppfiles.c (stack_include_file): Only stack a file if there
6373 is something to do. Return a boolean indicating whether a
6374 buffer was stacked or not.
6375 (_cpp_execute_include): Similarly.
6376 (_cpp_read_file): Similarly.
6377 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6379 2001-08-21 Sam Steingold <sds@gnu.org>
6381 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6382 (RECACHE): keep obufp_before_macroname up to date
6384 2001-08-21 Zack Weinberg <zackw@panix.com>
6386 * stmt.c: Don't include insn-codes.h.
6387 (expand_end_case): Machine specific logic moved to expr.c.
6388 No need to worry about __builtin_classify_type.
6389 (check_for_full_enumeration_handling, emit_case_nodes):
6392 * builtins.o (expand_builtin_classify_type): Split up so code
6393 can be shared with fold_builtin_classify_type.
6394 (type_to_class, fold_builtin_classify_type): New functions.
6395 (fold_builtins): Handle __builtin_classify_type.
6397 * expr.c (do_tablejump): Now static.
6398 (case_values_threshold, try_casesi, try_tablejump): New;
6399 code mostly from stmt.c (expand_end_case).
6400 (expr.h): Update prototypes.
6402 * Makefile.in (stmt.o): Update dependencies.
6404 2001-08-21 Will Cohen <wcohen@redhat.com>
6406 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6407 declaration of variable i.
6408 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6409 declaration of variable i.
6411 2001-08-21 Richard Henderson <rth@redhat.com>
6413 * crtstuff.c: Fix thinko last change. Move list tails to start
6414 of CRT_END section. Tidy ifdefs.
6415 (__EH_FRAME_BEGIN__): Always static for ELF.
6416 (__do_global_ctors_1): Rename from __frame_dummy.
6417 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6418 name change; don't hide __EH_FRAME_BEGIN__.
6420 2001-08-21 Richard Henderson <rth@redhat.com>
6422 * gdbinit.in: Move break on exit after break on fancy_abort.
6424 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6427 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6429 * cpphash.h (_cpp_push_next_buffer): New.
6430 * cppinit.c (do_includes): Remove.
6431 (push_include, free_chain, _cpp_push_next_buffer): New.
6432 (cpp_start_read): Use them to rework command line option handling.
6433 (cpp_handle_option): Combine handling of -include and -imacros.
6434 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6435 appropriate. Always insert missing \n at EOF.
6436 * cpplib.c (start_directive): Get the directive position right.
6437 * cppmain.c (cb_file_change): Always print the first line, unless
6440 2001-08-20 Andreas Jaeger <aj@suse.de>
6442 * profile.c (compute_branch_probabilities): Remove extra new-line
6444 * flow.c (verify_flow_info): Likewise.
6446 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6448 * basic-block.h (basic_block): Add new field 'flags'.
6449 (BB_REACHABLE): Define.
6450 (expunge_block): Declare.
6451 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6452 (EXIT_BLOCK_PTR): Ditto.
6453 (expunge_block): Remove static declaration.
6454 (cleanup_cfg): Clear bb->aux on every basic block.
6455 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6456 computing reachability.
6457 (delete_unreachable_blocks): Delete block b if b->flags has
6460 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6462 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6464 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6466 * sparc.c (sparc_variable_issue): Fix typo in last change.
6468 2001-08-20 Richard Henderson <rth@redhat.com>
6470 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6472 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6474 * pa.h (RETURN_IN_MEMORY): Improve comment.
6476 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6478 * doc/invoke.texi (Profiling options): Clarify the interactions
6479 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6481 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6483 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6486 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6488 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6491 2001-08-20 Richard Henderson <rth@redhat.com>
6493 * final.c (end_final): Fix typo last change.
6495 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6497 * cppinit.c (init_standard_includes): The returned buffer
6498 is already malloc-ed.
6499 * gcc.c (add_prefix): Similarly.
6500 * prefix.c (translate_name): Update to support clear buffer
6502 (update_path): Similarly. Be sure to free any newly allocated
6503 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6505 * prefix.h (update_path): Update prototype and document.
6506 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6507 up and update to new buffer ownership rules.
6508 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6510 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6512 * final.c (compute_alignments): New function.
6513 (init_insn_lengths): Do not care label_align.
6514 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6515 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6516 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6517 (shorted_branches): Realloc label_align array; do
6518 not call init_insn_lengths; Do not care about loop alignments.
6519 * output.h (compute_alignments): Declare.
6520 * toplev.c (rest_of_compilation): Call compute_alignments.
6521 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6523 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6524 change visited to tovisit.
6525 (propagate_freq): Use faster traversing algorithm.
6526 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6527 to tovisit; reverse meaning.
6529 * predict.c (struct block_info_def): Remove nvisited.
6530 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6531 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6533 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6535 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6536 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6537 (TARGET_FUSED_MADD): New.
6538 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6539 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6540 the multiply-add instructions.
6542 2001-08-19 Richard Henderson <rth@redhat.com>
6544 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6545 is aligned to pointer size.
6547 2001-08-19 Richard Henderson <rth@redhat.com>
6549 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6550 display markers during final schedule.
6552 2001-08-19 Richard Henderson <rth@redhat.com>
6554 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6556 2001-08-19 Richard Henderson <rth@redhat.com>
6558 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6560 (ASM_NAME_TO_STRING): Remove.
6561 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6562 in the same string. Remove support for expressions.
6564 2001-08-19 Richard Henderson <rth@redhat.com>
6566 * config/i386/i386.md (tablejump): Make an expander; handle
6567 pic relative addressing here.
6568 (tablejump_1): Rename from tablejump_pic.
6571 2001-08-19 Richard Henderson <rth@redhat.com>
6573 * regclass.c (fix_register): Fix typo.
6575 2001-08-18 Richard Henderson <rth@redhat.com>
6577 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6578 (struct _Unwind_Context): Expand br_loc to hold it.
6579 (uw_frame_state_for): Handle leaf functions better.
6580 (uw_update_reg_address): Update for br_loc change.
6582 2001-08-18 Richard Henderson <rth@redhat.com>
6584 * crtstuff.c: Move list heads before code that uses them.
6585 (__JCR_LIST__): Remove initial null.
6586 (frame_dummy, __frame_dummy): Do java registration here ...
6587 (__do_global_ctors_aux): ... not here.
6589 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6590 (__do_global_dtors_aux): Update to match.
6591 (__JCR_LIST__, __do_jv_register_classes): New.
6593 * config/ia64/crtend.asm (__JCR_END__): New.
6594 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6595 instead of an indirect LTOFF22 reloc.
6597 2001-08-18 Richard Henderson <rth@redhat.com>
6599 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6600 * regclass.c (init_reg_sets_1): Fix typo.
6601 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6602 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6603 (ia64_compute_frame_size): Make ar.unat live when in use.
6604 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6605 for ar.pfs; remove ar.unat handling.
6606 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6608 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6609 * config/ia64/ia64-protos.h: Update decls.
6610 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6611 (sibcall_pic): Likewise.
6613 2001-08-18 Richard Henderson <rth@redhat.com>
6615 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6616 pred_rel_mutex when searching for insn_group_barrier.
6617 * config/ia64/ia64.md (cycle_display): Combine the expander
6620 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6621 bit before asm as needed.
6623 2001-08-18 Richard Henderson <rth@redhat.com>
6625 * timevar.def (TV_MACH_DEP): New.
6626 * toplev.c (rest_of_compilation): Use it.
6627 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6629 2001-08-18 Zack Weinberg <zackw@panix.com>
6631 * unwind-dw2.c (execute_stack_op): Add default aborts to
6632 the inner switches to prevent warnings.
6634 2001-08-18 Richard Henderson <rth@redhat.com>
6636 * timevar.h (struct timevar_time_def): Change element type to float.
6637 (ticks_to_msec, clocks_to_msec): Likewise.
6638 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6639 (get_time): Likewise.
6640 (timevar_print): Adjust zero check and printing to match.
6642 2001-08-18 Zack Weinberg <zackw@panix.com>
6644 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6645 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6646 Eliminate overfull or underfull hboxes.
6648 2001-08-18 Zack Weinberg <zackw@panix.com>
6650 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6652 2001-08-18 Zack Weinberg <zackw@panix.com>
6654 * haifa-sched.c: Convert to target hooks. Macros replaced
6655 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6656 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6657 MD_SCHED_FINISH, and HAVE_cycle_display.
6658 * target-def.h (TARGET_SCHED_ADJUST_COST,
6659 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6660 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6661 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6662 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6663 New hook #defines to be overridden.
6664 (TARGET_SCHED): Bring them all together.
6665 (TARGET_INITIALIZER): Update.
6666 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6667 instead of 'struct rtx_def *' throughout.
6668 (struct sched): New set of hooks for the scheduler.
6669 * Makefile.in (haifa-sched.o): Depend on target.h.
6670 * doc/tm.texi: Document the new scheduler hooks, together in
6671 their own section, instead of scattered around.
6672 Fix a bunch of underfull/overfull hboxes.
6674 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6675 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6676 sparc.h: Don't define any of the old scheduler macros.
6678 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6679 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6680 sparc.c: Create hook functions from code extracted from
6681 corresponding target header, or make existing hooks static, as
6682 appropriate. Set the appropriate entries in targetm.
6684 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6685 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6686 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6687 Remove prototypes for functions which are now static.
6689 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6690 related gunk; the Haifa scheduler is now the only choice.
6692 2001-08-18 Zack Weinberg <zackw@panix.com>
6694 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6695 * genopinit.c: Put floating point divide insns in sdiv_optab.
6696 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6697 * config/gofast.h, config/c4x/c4x.h,
6698 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6699 config/pa/long_double.h, config/rs6000/sysv4.h,
6700 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6701 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6702 (init_optabs): Use init_optabv for overflow-trapping optabs.
6703 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6704 cmp_optab RTX codes so have_insn_for can find them.
6706 * optabs.c (expand_simple_binop, expand_simple_unop,
6707 have_insn_for, gen_sub3_insn): New interfaces.
6708 * expr.h: Prototype new functions.
6709 (enum optab_methods): Move here from optabs.h.
6711 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6712 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6713 Use new functions instead of working directly with optabs.
6714 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6715 unroll.c: Don't include optabs.h.
6716 * caller-save.c, combine.c, function.c, stmt.c: Just include
6717 insn-codes.h, not optabs.h.
6718 * Makefile.in: Update dependencies.
6720 * combine.c (make_compound_operation, simplify_comparison):
6721 Fix typos testing for this or that instruction.
6723 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6725 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6726 generating libgcc.a.
6728 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6730 * except.c (TYPE_HASH): Delete.
6732 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6735 * tree.c (TYPE_HASH): Delete.
6737 * tree.h (TYPE_HASH): Define.
6739 2001-08-18 Graham Stott <grahams@redhat.com>
6741 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6743 (adddi3_internal_2+2): Likewise.
6744 (eh_set_lr_di+1): Likewise.
6746 2001-08-17 Richard Henderson <rth@redhat.com>
6748 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6749 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6750 * dwarf2asm.c: ... here.
6751 * dwarfout.c: Remove them.
6753 * varasm.c (assemble_integer): Add align parameter.
6754 (assemble_real, output_constant, output_constructor): Likewise.
6755 * output.h: Update decls.
6756 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6757 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6758 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6759 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6760 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6763 * final.c (end_final): Abort profile block generation if we
6764 havn't layed it out properly.
6765 * output.h (assemble_eh_integer): Remove stale decl.
6766 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6768 (assemble_integer): Handle unaligned data.
6769 (assemble_real): Abort on unaligned data.
6770 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6772 (default_dtor_section_asm_out_destructor): Use assemble_align.
6773 (default_named_section_asm_out_constructor): Likewise.
6774 (default_ctor_section_asm_out_constructor): Likewise.
6775 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6776 (machopic_asm_out_destructor): Likewise.
6777 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6778 (nextstep_asm_out_destructor): Likewise.
6779 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6780 (vms_asm_out_destructor): Likewise.
6782 2001-08-17 Richard Henderson <rth@redhat.com>
6784 * config/mips/iris6.h (TARGET_IRIX6): New.
6785 (current_section_name, current_section_flags): New.
6786 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6787 (MAX_OFILE_ALIGNMENT): New.
6788 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6789 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6790 (copy_file_data): Split out from
6791 (mips_asm_file_end): ... here.
6792 (mips_asm_file_start): Remove extra .section directive. Use
6793 tmpfile instead of mips_make_temp_file.
6794 (mips_unique_section): Use const char * as needed for warnings.
6795 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6796 re-add align parameter.
6797 (iris6_asm_named_section): New.
6798 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6799 (iris6_asm_output_align, iris6_section_align_1): New.
6800 (iris6_asm_file_start, iris6_asm_file_end): New.
6801 * config/mips/mips-protos.h: Update decls.
6803 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6805 * doc/install.texi (Install GCC): Add links to build status pages.
6807 (Final install): Ditto; request updates for specific info
6809 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6811 * cpperror.c (print_location): Don't take a file name; use the
6813 (_cpp_begin_message): Similarly.
6814 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6815 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6816 (cpp_pedwarn_with_file_and_line): Remove.
6817 * cppfiles.c (stack_include_file): Update; set filename to stdin
6818 here when appropriate.
6819 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6820 (_cpp_begin_message): Don't take a file name.
6821 * cppinit.c: Add comment.
6822 * cpplex.c: Fix end-of-directive indicator.
6823 * cpplib.c: Don't include intl.h.
6824 (run_directive, do_diagnostic): Update.
6825 (do_line): Update to not use nominal_fname.
6826 (cpp_push_buffer): Don't take a filename.
6827 * cpplib.h (struct ht): Remove.
6828 (cpp_push_buffer): Don't take a filename.
6829 (cpp_pedwarn_with_file_and_line): Remove.
6830 * cppmacro.c (struct cpp_macro): Remove file.
6831 (builtin_macro): Update.
6832 (_cpp_create_definition): Update.
6833 * cppmain.c: Correct comment.
6834 * fix-header.c (read_scan_file): Update.
6836 2001-08-17 Kazu Hirata <kazu@hxi.com>
6838 * sbitmap.c: Fix comment formatting.
6839 * sched-deps.c: Likewise.
6840 * sibcall.c: Likewise.
6841 * simplify-rtx.c: Likewise.
6843 * ssa-ccp.c: Likewise.
6844 * stor-layout.c: Likewise.
6845 * timevar.c: Likewise.
6846 * toplev.c: Likewise.
6847 * unwind-dw2.c: Likewise.
6848 * unwind-dw2-fde.c: Likewise.
6849 * varasm.c: Likewise.
6851 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6853 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6854 or larger than an integer in memory.
6856 2001-08-17 Zack Weinberg <zackw@panix.com>
6858 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6859 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6860 * rtl.h: Don't forward-declare union tree_node here. Don't
6861 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6862 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6863 and tree respectively.
6864 * tree.h: Don't forward-declare struct rtx_def here. Don't
6865 typedef tree here. Change all uses of struct rtx_def *,
6866 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6867 and tree respectively.
6869 2001-08-17 Richard Henderson <rth@redhat.com>
6871 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6872 config/mips/openbsd.h: Fix typos last change.
6874 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6876 * doc/invoke.texi (Optimize Options): The default for
6877 -finline-limit is 600.
6879 2001-08-17 Richard Henderson <rth@redhat.com>
6881 * varasm.c (text_section): Allow TEXT_SECTION to override the
6882 printing of TEXT_SECTION_ASM_OP.
6883 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6884 (DATA_SECTION, BSS_SECTION): Remove.
6885 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6886 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6887 Rename from s/_NAME//.
6888 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6889 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6890 (TEXT_SECTION): ... here. New.
6891 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6892 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6893 * config/mips/openbsd.h: Likewise.
6894 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6895 (mips_asm_file_end): Likewise test.
6896 (mips_output_function_epilogue): Likewise. Switch back to data
6897 section after emitting the function.
6899 * doc/tm.texi (Sections): Document TEXT_SECTION.
6901 2001-08-17 Richard Henderson <rth@redhat.com>
6903 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6904 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6906 2001-08-17 Richard Henderson <rth@redhat.com>
6908 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6909 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6910 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6911 Add aligned attribute.
6913 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6915 * config/sh/sh.md: Add modes to unspecs in first insn to match
6916 those in the second.
6918 * Makefile.in: Fix collect2 copy for Cygwin.
6920 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6922 Install the proper patch.
6923 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6924 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6925 (expand_function_start): Likewise.
6926 * stmt.c (expand_decl): Likewise.
6927 * varasm.c (make_decl_rtx): Likewise.
6929 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6931 * final.c: Undo my previous accidental checkin.
6932 * output.h: Likewise.
6933 * tm.texi: Likewise.
6935 2001-08-16 Richard Henderson <rth@redhat.com>
6937 * varasm.c (named_section_flags): Remove align parameter.
6938 * varasm.c, dwarf2out.c: Update all callers.
6939 * output.h: Update prototypes.
6941 * target.h (target.asm_out.named_section): Remove align parameter.
6942 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6943 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6944 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6945 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6946 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6948 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6949 (get_named_section_flags, set_named_section_flags): New.
6950 (named_section_flags): Use them.
6951 (named_section): Do decl vs section flags check here...
6952 (default_section_type_flags): ... not here.
6953 (init_varasm_once): Create in_named_htab.
6954 (resolve_unique_section): Mark reloc unused.
6956 2001-08-16 Richard Henderson <rth@redhat.com>
6958 * varasm.c (force_const_mem): Keep pool alignment in bits.
6959 (output_constant_pool): Use assemble_align.
6961 2001-08-16 Zack Weinberg <zackw@panix.com>
6963 * doc/tm.texi: Remove extra @table command.
6965 2001-08-16 Zack Weinberg <zackw@panix.com>
6967 * final.c (shorten_branches): Clear the end of the label_align
6968 array only if we made it larger. Break up messy expressions
6971 * diagnostic.c (internal_error): Check for error recursion
6972 before doing ICE suppression.
6974 * timevar.c: Timing variables now count in milliseconds.
6975 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6976 (get_time): Not here.
6977 (timevar_print): Don't print any timer whose user, cpu, and
6978 wall times are all zero as displayed.
6979 * timevar.h: Update comment aboout units. Make timevar
6982 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6984 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6985 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6986 (expand_function_start): Likewise.
6987 * stmt.c (expand_decl): Likewise.
6988 * varasm.c (make_decl_rtx): Likewise.
6990 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6992 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6993 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6995 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6997 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7000 2001-08-16 Andreas Jaeger <aj@suse.de>
7002 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7005 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7007 * rtl.h (only_sets_cc0_p): New prototype.
7008 * jump.c (sets_cc0_p): Handle INSN.
7009 (only_sets_cc0_p): New function.
7010 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7011 (tidy_fallthru_edge): Likewise.
7012 * integrate.c (copy_insn_list): Likewise.
7013 * unroll.c (unroll_loop): Likewise.
7014 (copy_loop_body): Likewise.
7016 2001-08-15 Jason Eckhardt <jle@redhat.com>
7018 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7020 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7022 * predict.c (struct block_info_def): Remove nvisited.
7023 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7024 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7026 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7027 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7030 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7032 * predict.def: Update hitrates.
7034 2001-08-15 Richard Henderson <rth@redhat.com>
7036 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7038 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7040 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7041 note from its associated jump.
7043 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7045 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7046 also on 64-bit s390x targets.
7048 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7050 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7052 (arm_expand_prologue): Handled nested functions which take a
7053 variable argument list.
7054 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7055 macro with an invocation of
7056 arm_compute_initial_elimination_offset.
7057 * config/arm/arm-protos.h: Prototype
7058 arm_compute_initial_elimination_offset.
7060 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7062 * doc/install.texi (Specific, avr): Fix markup.
7063 (Specific, c4x): Ditto.
7065 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7067 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7069 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7071 * Makefile.in (OBJS): Add rtl-error.o
7072 (rtl-error.o): New rule.
7073 (diagnostic.o): Adjust dependency.
7074 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7075 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7076 warning_for_asm): Move to...
7077 rtl-error.c: ...here. New file.
7079 2001-08-14 Richard Henderson <rth@redhat.com>
7081 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7082 if USING_SJLJ_EXCEPTIONS.
7084 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7086 * tlink.c (scan_linker_output): Check string for unsatisfied in
7087 addition to undefined and unresolved.
7089 2001-08-14 Graham Stott <grahams@redhat.com>
7091 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7092 EH_FRAME_SECTION_NAME.
7094 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7096 * genattrtab.c (simplify_test_exp_in_temp): New function.
7097 (simplify_test_exp): Avoid explicit use of temporary obstack.
7098 (simplify_cond, insert_right_side, evaluate_eq_attr,
7099 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7100 Use simplify_test_exp_in_temp.
7101 (optimize_attrs): Iterate until expression stabilizes.
7103 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7105 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7106 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7108 2001-08-13 Richard Henderson <rth@redhat.com>
7110 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7111 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7112 * config/arm/conix-elf.h: Likewise.
7114 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7116 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7118 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7120 * gcse.c (hash_scan_set): Expressions that are set as part of
7121 jump instructions are not available.
7123 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7125 * config/s390/s390.c (print_operand, s390_function_prologue,
7126 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7128 2001-08-13 Richard Henderson <rth@redhat.com>
7130 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7131 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7132 * doc/tm.texi (Exception Region Output): Document it.
7134 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7136 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7137 DWARF2 instead of stabs by default.
7139 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7141 * config/rs6000/rs6000.c: Include optabs.h.
7143 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7145 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7146 save/restore routines.
7147 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7149 2001-08-13 Andreas Jaeger <aj@suse.de>
7151 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7152 the english is correct.
7154 2001-08-13 Zack Weinberg <zackw@panix.com>
7156 * expr.h: Split out optab- and libfunc-related code to...
7157 * optabs.h, libfuncs.h: ... these new headers.
7159 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7161 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7163 * mkconfig.sh: Don't include insn-codes.h from config.h.
7165 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7166 enum insn_code is available. Move reload_in_optab and
7167 reload_out_optab array declarations to optabs.h.
7168 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7169 there, prototype in expr.h.
7170 * gencodes.c: Cleanup: zap global variables, don't use
7171 printf where puts will do, don't bother defining MAX_INSN_CODE
7172 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7174 * genemit.c, genopinit.c: Include optabs.h in generated file.
7175 * genoutput.c: Include insn-codes.h in generated file.
7176 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7177 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7178 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7179 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7180 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7181 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7183 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7184 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7185 config/m88k/m88k.c, config/sparc/sparc.c:
7187 * reload.c: Include expr.h and optabs.h before reload.h.
7188 * config/alpha/alpha.c: Include tree.h before reload.h.
7189 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7190 and reload.h in that order.
7191 * config/sparc/sparc.c: Include debug.h.
7192 * recog.c: Include insn-codes.h.
7194 2001-08-13 Andreas Jaeger <aj@suse.de>
7196 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7199 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7201 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7202 * gcc.c (init_spec): Fix typo in comment.
7203 * varasm.c (data_section): Fix typo in comment.
7205 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7207 * predict.c (dump_prediction): New argument "USED".
7208 (combine_predictions_for_insn): Determine the used heuristics,
7209 output the case no heuristic applied.
7210 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7212 2001-08-13 Andreas Jaeger <aj@suse.de>
7214 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7217 2001-08-13 Kazu Hirata <kazu@hxi.com>
7219 * jump.c: Fix formatting.
7221 2001-08-13 Kazu Hirata <kazu@hxi.com>
7223 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7226 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7228 * loop.c (check_dbra_loop): Use condjump_label to compute
7231 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7232 to better document the files they're in.
7234 2001-08-12 Zack Weinberg <zackw@panix.com>
7236 * recog.h (struct insn_operand_data): Shrink 'mode' field
7239 2001-08-12 Kazu Hirata <kazu@hxi.com>
7241 * gcc.c: Fix comment formatting.
7242 * gccspec.c: Likewise.
7245 * genemit.c: Likewise.
7246 * gengenrtl.c: Likewise.
7247 * genrecog.c: Likewise.
7248 * gensupport.c: Likewise.
7249 * ggc-page.c: Likewise.
7250 * global.c: Likewise.
7251 * graph.c: Likewise.
7252 * ifcvt.c: Likewise.
7253 * integrate.c: Likewise.
7255 * libgcc2.c: Likewise.
7257 * mbchar.c: Likewise.
7258 * optabs.c: Likewise.
7259 * predict.c: Likewise.
7260 * prefix.c: Likewise.
7261 * profile.c: Likewise.
7262 * protoize.c: Likewise.
7264 * recog.c: Likewise.
7265 * regclass.c: Likewise.
7266 * regmove.c: Likewise.
7267 * reg-stack.c: Likewise.
7268 * reload1.c: Likewise.
7269 * resource.c: Likewise.
7270 * rtlanal.c: Likewise.
7273 2001-08-12 Kazu Hirata <kazu@hxi.com>
7275 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7276 a tree representing a constant is passed to the macro.
7278 2001-08-12 Richard Henderson <rth@redhat.com>
7280 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7281 (rs6000_elf_asm_out_destructor): New.
7282 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7283 (DTORS_SECTION_ASM_OP): Remove.
7284 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7285 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7287 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7290 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7291 * gcc.c (set_collect_gcc_options): New function, split out from
7293 Ignore elided switches.
7294 (do_spec_1): Invoke before executing command.
7295 (set_input): Export.
7296 Move declaration ...
7297 * gcc.h (set_input): ... here.
7298 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7301 2001-08-12 Richard Henderson <rth@redhat.com>
7303 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7304 thinko wrt TARGET_RELOCATABLE.
7306 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7308 * fix-header.c (cb_file_change): Update prototype.
7310 2001-08-11 Zack Weinberg <zackw@panix.com>
7312 * toplev.c (set_float_handler): Make static.
7313 * toplev.h: Don't prototype set_float_handler.
7315 * simplify-rtx.c: Don't include setjmp.h.
7316 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7318 (simplify_unary_operation, simplify_binary_operation): Use them,
7319 via do_float_handler.
7321 * fold-const.c: Don't include setjmp.h.
7322 (exact_real_inverse_1): New function.
7323 (exact_real_inverse): Use it, via do_float_handler.
7325 * varasm.c: Don't include setjmp.h.
7326 (assemble_real_1): New function.
7327 (assemble_real): Use it, via do_float_handler.
7328 Call internal_error if we get a trap here.
7330 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7331 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7333 2001-08-11 Zack Weinberg <zackw@panix.com>
7335 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7336 STACK_BOUNDARY if not already defined.
7338 * calls.c, function.c, reload1.c, explow.c: Don't default
7339 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7340 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7342 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7345 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7346 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7348 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7350 * cppmacro.c (enter_macro_context): Push macro expansions even
7353 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7355 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7356 (rs6000_elf_section_type_flags): Actually return a value.
7358 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7360 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7361 Clean up code: add missing comments and prototypes, fix warnings,
7362 remove obsolete code, fix spacing to conform to coding style.
7364 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7366 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7367 and TARGET_ASM_CLOSE_PAREN.
7368 (regclass_map): CC register belongs to class NO_REGS.
7369 (legitimize_pic_address): Don't generate unnecessary moves
7370 (to avoid confusing loop optimization).
7371 (check_and_change_labels): Replace jump_long by indirect_jump.
7372 (s390_final_chunkify): Don't start a new literal pool on section
7373 switch in 64-bit code.
7374 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7376 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7377 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7378 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7380 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7381 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7382 (CONST_COSTS): Fixed incorrect costs.
7384 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7385 Use emit_jump instead of emit_jump_insn (gen_jump).
7386 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7387 (to avoid confusing flow analysis).
7388 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7389 (casesi, casesi_jump): New.
7390 (jump_long): Removed. Functionality merged into indirect_jump.
7391 (indirect_jump): Accept address_operand, not just register_operand.
7392 (cjump_long, icjump_long): Use same logic as indirect_jump.
7393 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7394 Fixed broken setjmp/longjmp handling.
7395 (do_builtin_setjmp_setup): Removed.
7397 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7398 broken GNU as versions that don't accept .quad with large
7399 negative values. Use hexadecimal output instead.
7400 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7401 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7402 FUNCTION_EPILOGUE): Removed. Now in targetm.
7404 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7406 * config/s390/fixdfdi.h: Add missing copyright statement.
7407 Fix type conflicts on 64-bit. Add missing SFmode routines.
7409 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7412 2001-08-11 Richard Henderson <rth@redhat.com>
7414 * rtl.h (REG_EH_RETHROW): Remove.
7415 * rtl.c (reg_note_name): Update.
7416 * combine.c (distribute_notes): Don't check for it.
7418 2001-08-11 Richard Henderson <rth@redhat.com>
7420 * combine.c (distribute_notes): Place REG_SETJMP.
7422 2001-08-11 Richard Henderson <rth@redhat.com>
7424 * doc/extend.texi (Arrays and pointers implementation): Discourage
7425 relying on sign-extension of pointers.
7427 2001-08-11 H.J. Lu <hjl@gnu.org>
7429 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7431 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7432 RDATA_SECTION_ASM_OP.
7434 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7436 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7437 main manual to work both for info and HTML versions.
7439 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7440 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7442 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7443 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7444 (struct cpp_pool): New member first.
7445 * cppinit.c (append_include_chain): Plug memory leaks.
7446 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7447 Allocate pragma structures from the (aligned) macro pool to
7448 avoid leaking memory.
7449 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7450 so we don't leak memory.
7451 * hashtable.c (ht_destroy): New.
7452 * hashtable.h (ht_destroy): New.
7454 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7455 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7457 * c-lex.c (map): Make const.
7458 (cb_file_change): Update for callback passing a line map.
7459 Don't assume we have a previous map. Remove sanity check
7460 about popping too many files.
7461 * cpperror.c (print_location): Make map const.
7462 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7463 (cpp_make_system_header): Similarly.
7464 (search_from): Similarly.
7465 (_cpp_execute_include): Don't remember where we came from.
7466 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7467 (struct cpp_reader): Make map const.
7468 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7469 * cpplib.c (do_line): Update; line maps now hold sysp.
7470 (cpp_push_buffer): Similarly.
7471 (_cpp_do_file_change): Similarly; callback with map instead.
7472 (cpp_get_line_maps): Constify return value.
7473 (_cpp_pop_buffer): Update.
7474 * cpplib.h (struct cpp_file_change): Remove.
7475 (struct cpp_callbacks): Update.
7476 (cpp_get_line_maps): Constify return value.
7477 * cppmacro.c (_cpp_create_definition): Update.
7478 * cppmain.c (struct printer): Constify map.
7479 (maybe_print_line): Similarly.
7480 (print_line): Similarly. Deduce flags 1 and 2 here.
7481 (cb_file_change): Update.
7482 * line-map.c (free_line_maps): Warn regardless.
7483 (add_line_map): Return pointer to const. When passed NULL to_file
7484 with LC_LEAVE, use the obvious values for the return point so the
7485 caller doesn't have to figure them out.
7486 (lookup_line): Return pointer to const.
7487 (print_containing_files): Take pointer to const.
7488 * line-map.h (struct line_map): New members reason, sysp.
7489 (add_line_map): Return pointer to const.
7490 (lookup_line): Similarly.
7491 (print_containing_files): Take pointer to const.
7493 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7494 Richard Henderson <rth@redhat.com>
7496 * regmove.c (regmove_optimize): Avoid setting a register twice in
7499 2001-08-10 Richard Henderson <rth@redhat.com>
7501 * doc/extend.texi (Arrays and pointers implementation): Document
7502 behavior of pointer/integer conversion.
7504 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7506 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7508 2001-08-10 Richard Henderson <rth@redhat.com>
7510 * doc/extend.texi (C Implementation): New chapter.
7511 * doc/gcc.texi (Top): Link it in.
7513 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7515 * doc/install.texi (Specific): Fix CVS merge botch.
7517 2001-08-10 Richard Henderson <rth@redhat.com>
7519 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7520 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7522 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7524 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7525 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7526 this macro is now required.
7528 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7529 loop.c (find_and_verify_loops), reload.c (reload): Check
7530 for rtx code of CALL_INSN, not CALL, when deciding if we
7531 need to check for REG_SETJMP note.
7533 * gcse.c (compute_hash_table, compute_store_table): Update
7534 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7537 * config/avr/avr.c: Fix typo.
7538 * config/convex/convex.c (expand_movstr): Use adjust_address.
7539 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7541 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7542 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7544 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7545 Do define STACK_BOUNDARY.
7546 * config/i370/i370.c: Include expr.h.
7547 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7548 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7549 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7550 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7551 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7552 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7553 * config/romp/romp.c: Include expr.h after tree.h.
7555 (output_fpop): Use xmalloc, not oballoc.
7556 * config/we32k/we32k.c: Include expr.h.
7558 2001-08-10 Kazu Hirata <kazu@hxi.com>
7560 * config/h8300/h8300.h: Fix formatting.
7562 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7564 * c-common.h (RETURN_NULLIFIED_P): Lose.
7565 * c-semantics.c (genrtl_return_stmt): Don't check it.
7567 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7569 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7570 (mips_annotate_frame_insn): New function.
7571 (mips_emit_frame_related_store): New function.
7572 (save_restore_insns): Don't mark instructions that set up the base
7573 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7574 the store instructions instead.
7575 (mips_expand_prologue): If the stack size is moved into a temporary
7576 register, do not mark that move as frame-related. Add a
7577 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7579 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7581 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7582 stack slot as unchanging if current_function_calls_eh_return.
7584 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7586 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7587 access the second half of the TFmode scratch operand.
7589 2001-08-10 Anthony Green <green@redhat.com>
7591 * java/class.c (emit_register_classes): Conditionalize code on
7594 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7596 * doc/install.texi (Specific, avr): Fix cross-reference to the
7597 main manual to work both for info and HTML versions.
7599 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7601 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7602 and "use_goto" argument.
7603 (expand_null_return, expand_value_return): Update all callers.
7604 * function.c (expand_function_end): Remove code to generate simple
7606 * config/vax/vax.md (epilogue): New expander for function return.
7607 * doc/md.texi (epilogue): Remove "if defined".
7609 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7611 * Makefile.in: Partially revert my previous change:
7612 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7613 of the hashtab.o and safe-ctype.o rules.
7615 2001-08-09 Richard Henderson <rth@redhat.com>
7617 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7618 (USE_COLLECT2): Remove duplicate definition.
7619 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7620 (use_collect2): Remove dead code.
7621 * configure.in (use_collect2): Remove will_use_collect2 and
7622 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7623 * configure: Rebuild.
7625 * target.h (targetm.asm_out.constructor): New.
7626 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7627 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7628 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7629 * varasm.c (in_ctors, in_dtors): New.
7630 (assemble_constructor, assemble_destructor): Remove.
7631 (default_stabs_asm_out_destructor): New.
7632 (default_named_section_asm_out_destructor): New.
7633 (dtors_section, default_dtor_section_asm_out_destructor): New.
7634 (default_stabs_asm_out_constructor): New.
7635 (default_named_section_asm_out_constructor): New.
7636 (ctors_section, default_ctor_section_asm_out_constructor): New.
7637 * output.h: Update declarations.
7638 * c-decl.c (c_expand_body): Use target hooks instead of
7639 assemble_constructor and assemble_destructor.
7640 * profile.c (output_func_start_profiler): Likewise.
7641 * objc/objc-act.c (finish_objc): Likewise.
7642 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7643 for the constructor.
7644 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7646 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7647 (DTORS_SECTION_ASM_OP): Likewise.
7648 (__CTOR_LIST__): Use attribute section when possible.
7649 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7651 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7652 ASM_OUTPUT_CONSTRUCTOR.
7654 * config/darwin.c (machopic_asm_out_constructor): New.
7655 (machopic_asm_out_destructor): New.
7656 * config/darwin-protos.h: Update declarations.
7657 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7658 (ASM_OUTPUT_DESTRUCTOR): Remove.
7659 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7660 * config/nextstep.c (nextstep_asm_out_constructor): New.
7661 (nextstep_asm_out_destructor): New.
7662 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7663 (ASM_OUTPUT_DESTRUCTOR): Remove.
7664 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7665 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7666 ASM_OUTPUT_*STRUCTOR.
7667 * config/i386/aix386ng.h: Likewise.
7669 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7670 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7671 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7672 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7673 * config/lynx.h: Likewise.
7674 * config/netware.h: Likewise.
7675 * config/psos.h: Likewise.
7676 * config/alpha/alpha-interix.h: Likewise.
7677 * config/alpha/elf.h: Likewise.
7678 * config/arc/arc.h: Likewise.
7679 * config/arm/aof.h: Likewise.
7680 * config/arm/coff.h: Likewise.
7681 * config/arm/elf.h: Likewise.
7682 * config/c4x/c4x.h: Likewise.
7683 * config/h8300/h8300.h: Likewise.
7684 * config/i386/cygwin.h: Likewise.
7685 * config/i386/djgpp.h: Likewise.
7686 * config/i386/i386-coff.h: Likewise.
7687 * config/i386/i386-interix.h: Likewise.
7688 * config/i386/sco5.h: Likewise.
7689 * config/i386/vsta.h: Likewise.
7690 * config/i386/win32.h: Likewise.
7691 * config/i960/i960-coff.h: Likewise.
7692 * config/ia64/sysv4.h: Likewise.
7693 * config/m68hc11/m68hc11.h: Likewise.
7694 * config/m68k/coff.h: Likewise.
7695 * config/m68k/mot3300.h: Likewise.
7696 * config/m88k/m88k.h: Likewise.
7697 * config/mcore/mcore-pe.h: Likewise.
7698 * config/mcore/mcore.h: Likewise.
7699 * config/mips/elf.h: Likewise.
7700 * config/mips/elf64.h: Likewise.
7701 * config/mips/iris6.h: Likewise.
7702 * config/pa/pa64-hpux.h: Likewise.
7703 * config/rs6000/sysv4.h: Likewise.
7704 * config/sh/sh.h: Likewise.
7705 * config/sparc/litecoff.h: Likewise.
7707 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7708 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7709 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7710 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7711 (ASM_OUTPUT_DESTRUCTOR): Remove.
7712 * config/a29k/a29k.c: Move include of tree.h.
7713 * config/a29k/udi.h: Delete file.
7714 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7715 (vms_asm_out_destructor): New.
7716 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7717 (EXTRA_SECTION_FUNCTIONS): Likewise.
7718 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7719 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7720 * config/c4x/c4x.c: Move include of tree.h.
7721 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7722 (clix_asm_out_destructor): New.
7723 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7724 (ASM_OUTPUT_DESTRUCTOR): Remove.
7725 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7726 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7727 (TARGET_ASM_CONSTRUCTOR): New.
7728 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7729 (sco_asm_out_constructor): New.
7730 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7731 * config/i386/svr3gas.h: Remove stack grows up code.
7732 Remove code duplicated from i386/sysv3.h.
7733 (TARGET_ASM_CONSTRUCTOR): New.
7734 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7735 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7736 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7737 (TARGET_ASM_CONSTRUCTOR): New.
7738 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7739 (m68hc11_asm_out_destructor): New.
7740 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7741 (TARGET_ASM_DESTRUCTOR): New.
7742 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7743 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7744 config/svr3.h pertaining to section manipulation.
7745 * config/m68k/dpx2g.h: Remove #if 0 code.
7746 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7747 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7748 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7749 (TARGET_ASM_CONSTRUCTOR): New.
7750 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7751 (m88k_svr3_asm_out_constructor): New.
7752 (m88k_svr3_asm_out_destructor): New.
7753 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7754 (ASM_OUTPUT_DESTRUCTOR): Remove.
7755 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7756 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7757 * config/rs6000/aix.h: Likewise.
7758 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7759 * config/mips/vxworks.h: Likewise.
7760 * config/rs6000/lynx.h: Likewise.
7761 * config/sh/elf.h: Likewise.
7762 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7763 (DTORS_SECTION_ASM_OP): New.
7764 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7765 (ASM_OUTPUT_DESTRUCTOR): Remove.
7766 * config/sparc/sol2-sld-64.h: Likewise.
7767 * config/vax/vax.c (vms_asm_out_constructor): New.
7768 (vms_asm_out_destructor): New.
7769 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7770 (ASM_OUTPUT_DESTRUCTOR): Remove.
7771 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7773 * doc/tm.texi (@node Initialization): Update.
7775 2001-08-09 Richard Henderson <rth@redhat.com>
7777 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7778 (__do_global_dtors_aux): Use gp-relative static data to avoid
7779 one dynamic relocation.
7780 (__do_frame_setup): Register Java classes.
7781 * config/alpha/crtend.asm (__JCR_END__): New.
7783 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7785 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7786 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7787 (GEN, STAGESTUFF): Add new files.
7788 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7789 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7790 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7791 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7792 as well as insn-codes.h and insn-flags.h in config.h; and no
7793 extra headers in tconfig.h and hconfig.h.
7795 * gencodes.c: Eliminate code to generate predicate declarations
7796 or #defines for md-file constants.
7797 * genconstants.c, genpreds.c: New files.
7799 * i386.md: Re-order guard expressions such that TARGET_64BIT
7800 comes first, when this permits better optimization. Add
7801 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7802 why this is desirable.
7804 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7806 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7807 (find_fde_for_dso): Remove.
7808 (_Unwind_IteratePhdrCallback): New.
7809 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7810 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7812 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7814 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7815 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7817 2001-08-09 Graham Stott <grahams@redhat.com>
7819 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7820 (vis_no_unit): Use it.
7821 (visualize_no_unit): Add the insn only if room exists.
7823 2001-08-09 Graham Stott <grahams@redhat.com>
7825 * predict.c (estimate_probability): Replace magic numbers with
7826 appropriate enumeration.
7828 2001-08-09 Graham Stott <grahams@redhat.com>
7830 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7832 (EXTRACT_FLAGS): Likewise.
7834 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7836 * config/mips/mips.c (mips_legitimate_address_p): Check for
7837 CONST_INT in last patch.
7839 2001-08-08 Anthony Green <green@redhat.com>
7841 * java/class.c (emit_register_classes): Use assemble_jcr if
7842 possible. Keep the original mechanism as a fallback.
7843 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7844 and weak symbol support.
7845 * crtstuff.c (__JCR_LIST__): Define.
7846 (__JCR_END__): Define.
7847 (_Jv_RegiserClasses): Define weak symbol if possible.
7848 (__do_global_ctors_aux): Register classes for ELF targets with
7849 weak symbol support.
7851 2001-08-08 Kazu Hirata <kazu@hxi.com>
7853 * dbxout.c: Fix comment formatting.
7854 * dependence.c: Likewise.
7856 * diagnostic.c: Likewise.
7857 * dominance.c: Likewise.
7858 * doprint.c: Likewise.
7859 * dwarf2out.c: Likewise.
7860 * dwarfout.c: Likewise.
7861 * emit-rtl.c: Likewise.
7862 * except.c: Likewise.
7863 * explow.c: Likewise.
7864 * expmed.c: Likewise.
7867 * fold-const.c: Likewise.
7868 * function.c: Likewise.
7870 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7872 * global.c (retry_global_alloc): Avoid shadowing allocno.
7874 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7876 * except.c (remove_fixup_regions): Fix typo.
7878 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7880 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7881 unsigned HOST_WIDE_INT to avoid warning.
7882 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7883 * flow.c (set_block_for_new_insns): Likewise.
7885 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7887 * sibcall.c (return_value_pseudo): New static variable.
7888 (skip_copy_to_return_value): Handle return_value_pseudo.
7889 (call_ends_block_p): Ensure that return_value_pseudo is set.
7890 (optimize_sibling_and_tail_recursive_call): Discover the
7891 load of pseudo return value in alternate exit block.
7893 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7895 * calls.c (ECF_ALWAYS_RETURN): New constant.
7896 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7897 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7898 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7899 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7900 * rtl.c (reg_note_name): New name.
7901 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7903 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7905 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7907 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7909 * alias.c (get_alias_set): Return a previously calculated
7910 alias set for a VAR_DECL.
7911 * function.c (gen_mem_addressof): Calculate the alias set before
7914 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7916 * predict.def: Set hitrates according our experimental run.
7918 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7920 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7922 2001-08-08 H.J. Lu <hjl@gnu.org>
7924 * config/mips/mips.c (mips_unique_section): New. Copied from
7927 * config/mips/mips-protos.h (mips_unique_section): New
7930 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7932 * config/mips/little.h: New. Generic little endian mips
7933 targets. Only mips*-*-linux* is converted to use it so far.
7935 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7936 (WCHAR_TYPE): Defined
7937 (WCHAR_TYPE_SIZE): Likewise.
7938 (INIT_SUBTARGET_OPTABS): Likewise.
7939 (BSS_SECTION_ASM_OP): Likewise.
7940 (SBSS_SECTION_ASM_OP): Likewise.
7941 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7942 (ASM_DECLARE_OBJECT_NAME): Likewise.
7943 (UNIQUE_SECTION): Likewise.
7944 (EXTRA_SECTIONS): Likewise.
7945 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7946 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7947 (ASM_OUTPUT_DEF): Likewise.
7948 (HANDLE_SYSV_PRAGMA): Removed.
7949 (NO_IMPLICIT_EXTERN_C): Likewise.
7950 (TARGET_MEM_FUNCTIONS): Likewise.
7951 (STARTFILE_SPEC): Likewise.
7952 (ENDFILE_SPEC): Likewise.
7953 (LIB_SPEC): Likewise.
7954 (INVOKE__main): Likewise.
7955 (CTOR_LIST_BEGIN): Likewise.
7956 (CTOR_LIST_END): Likewise.
7957 (DTOR_LIST_BEGIN): Likewise.
7958 (DTOR_LIST_END): Likewise.
7959 (SET_ASM_OP): Likewise.
7960 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7961 (ASM_OUTPUT_DEF): Likewise.
7962 (ASM_OUTPUT_IDENT): Likewise.
7964 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7965 (CPLUSPLUS_CPP_SPEC): Likewise.
7966 (ASM_APP_ON) Redefine only if not defined.
7967 (ASM_APP_OFF): Likewise.
7968 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7969 (ASM_OUTPUT_IDENT): Likewise.
7971 * config.gcc: Update tm_file for Linux/mips.
7973 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7975 * cselib.c (cselib_record_sets): If insn is predicated, turn
7976 sources into IF_THEN_ELSEs.
7978 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7979 Turn into define_insn_and_split.
7981 * sched-deps.c: Include "cselib.h".
7982 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7983 Use cselib to turn memory addresses into VALUEs.
7984 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7985 * sched-int.h (struct sched_info): New member USE_CSELIB.
7986 * sched-ebb.c (ebb_sched_info): Initialize it.
7987 * sched-rgn.c (rgn_sched_info): Likewise.
7988 * Makefile.in (sched-deps.o): Update dependencies.
7990 * cselib.h (cselib_subst_to_values): Declare.
7991 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7992 that have no value and autoincs to be handled by generating a new
7995 2001-08-08 Graham Stott <grahams@redhat.com>
7997 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7998 within fixed length SEQUENCE.
8000 2001-08-08 Graham Stott <grahams@redhat.com>
8002 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8003 (diagnostic_prefixing_rule): Likewise.
8004 (diagnostic_line_cutoff): Likewise.
8005 (diagnostic_kind_count): Likewise.
8007 2001-08-08 Graham Stott <grahams@redhat.com>
8009 * alias.c (find_base_decl): Delete redundent assignment.
8011 2001-08-08 Graham Stott <grahams@redhat.com>
8013 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8014 (abs): Uppercase and paranthesize macro parameter.
8015 (MEM_DEPENDENCY): Add whitespace.
8017 2001-08-08 Graham Stott <grahams@redhat.com>
8019 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8020 failure check for CONST_INT
8022 2001-08-08 Graham Stott <grahams@redhat.com>
8024 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8025 (libcall_dead_p): Likewise.
8027 (mark_used_regs): Constify fmt.
8028 (find_use_as_address): Likewise.
8030 2001-08-08 Graham Stott <grahams@redhat.com>
8032 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8035 2001-08-08 Graham Stott <grahams@redhat.com>
8037 * combine.c (combine_simplify_rtx): Update comment and
8038 remove erroneous test.
8040 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8042 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8043 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8044 take care to avoid multiple no-newline at EOF warnings in that
8047 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8049 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8050 (emit_library_call_value_1): Likewise.
8051 (emit_call_1): Emit REG_SETJMP note.
8052 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8054 * cselib.c (cselib_process_insn): Likewise.
8055 * flow.c (propagate_block): Likewise.
8056 * loop.c (find_and_verify_loops): Likewise.
8057 * reload.c (find_equiv_regs): Likewise.
8058 * reload1.c (reload): Likewise.
8059 * resource.c (mark_referenced_resources,
8060 mark_set_resources): Likewise.
8061 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8062 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8063 * haifa-sched.c (unlink_other_notes): Likewise.
8064 (reemit_notes): Likewise.
8065 * sched-ebb.c (sched_ebb): Likewise.
8066 * sched-rgc.c (sched_region): Likewise.
8067 * rtl.c (note_insn_name): Likewise.
8068 (reg_note_name): Add REG_SETJMP
8069 * rtl.h (reg_note): Add REG_SETJMP.
8070 (insn_note): Remove NOTE_INSN_SETJMP.
8072 * profile.c (branch_prob): Add fake edges for setjmp.
8074 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8076 * config.gcc: Quote target_cpu_default2 correctly for
8077 powerpc*-*-* targets.
8079 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8081 * cpplib.h, line-map.h: Update comments.
8082 * cppmain.c (printer_init): Move inline.
8083 (maybe_print_line, print_line): Take a map pointer.
8084 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8085 (cb_file_change): Don't use prior value of print.map.
8087 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8089 * doc/install.texi: Document fine-grained multilib configuration.
8091 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8093 * rtlanal.c (find_first_parameter_load): Call note_stores
8094 only on the instructions.
8096 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8098 * alias.c (nonlocal_mentioned_p):
8099 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8100 * calls.c (emit_call_1): Likewise.
8101 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8102 * cselib.c (cselib_process_insn): Likewise.
8103 * df.c (df_insns_modify): Likewise.
8104 * flow.c (need_fake_edge_p): Likewise.
8105 (propagate_one_insn): Likewise.
8106 * haifa-sched.c (reemit_notes): Likewise.
8107 * integrate.c (copy_insn_list): Likewise.
8108 * jump.c (delete_prior_computation): Likewise.
8109 * local-alloc.c (validate_equiv_mem): Likewise.
8110 * loop.c (scan_loop): Likewise.
8111 * predict.c (estimate_probability): Likewise.
8112 * reload.c (reload): Likewise.
8113 * sched-deps (sched_analyze): Likewise.
8114 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8115 * gcse.c (compute_hash_table): Likewise.
8116 (mark_call): Likewise.
8117 (store_killed_in_insn): Likewise.
8119 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8121 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8123 2001-08-06 Richard Henderson <rth@redhat.com>
8125 * varasm.c (assemble_gc_entry): Remove.
8126 * output.h: Likewise.
8128 2001-08-06 Richard Henderson <rth@redhat.com>
8130 * varasm.c (assemble_constructor): Take a symbol_ref and a
8131 priority instead of a bare string. Move priority handling
8132 here from cp/decl2.c.
8133 * output.h: Update decls.
8135 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8136 and assemble_destructor.
8137 * profile.c (output_func_start_profiler): Likewise.
8138 * objc/objc-act.c (finish_objc): Likewise.
8139 (build_module_descriptor): Return the symbol not the symbol name.
8141 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8143 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8144 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8145 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8146 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8147 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8148 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8150 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8152 * cpperror.c (print_containing_files): Moved to line-map.c.
8153 (print_location): line-map.c handles re-listing or otherwise.
8154 * cpphash.h (struct lexer_state): Remove next_bol.
8155 (struct cpp_buffer): Remove include_stack_listed.
8156 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8157 Remove faked buffer handling.
8158 (_cpp_do_file_change): Tweak.
8159 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8160 * cppmain.c (struct printer): Remove filename.
8161 (print_line, cb_file_change): Update accordingly.
8162 * line-map.c: Include intl.h.
8163 (init_line_maps): Initialize last_listed.
8164 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8165 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8166 (print_containing_files): New.
8167 * line-map.h (struct line_maps): New member last_listed.
8168 (print_containing_files, INCLUDED_FROM): New.
8169 * Makefile.in: Update.
8170 * po/POTFILES.in: Add line-map.c.
8172 2001-08-06 Richard Henderson <rth@redhat.com>
8174 * except.c (convert_from_eh_region_ranges_1): Never mark
8175 USE or CLOBBER insns as throwing.
8177 * expr.c (store_constructor): Don't clobber memory targets.
8179 2001-08-06 Andreas Jaeger <aj@suse.de>
8181 * profile.c (branch_prob): Remove unused variable insn.
8183 * Makefile.in (local-alloc.o): Add dependency on except.h.
8185 * local-alloc.c: Include except.h for can_throw_internal prototype.
8187 2001-08-06 Richard Henderson <rth@redhat.com>
8189 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8190 * function.c (expand_main_function): Implement it.
8191 * doc/tm.texi: Document it.
8193 2001-08-06 Stan Shebs <shebs@apple.com>
8195 * doc/install.texi: Document powerpc-*-darwin* details.
8197 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8199 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8200 (ASM_CPU_SPEC): Move back to rs6000.h
8201 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8203 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8205 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8208 * config/rs6000/linux64.h: Ditto.
8210 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8211 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8214 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8215 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8217 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8220 2001-08-05 Richard Henderson <rth@redhat.com>
8222 * local-alloc.c (update_equiv_regs): Do not move insns that
8225 2001-08-05 Jan Hubicka <jh@suse.cz>
8227 * Makefile.in (reload1.o): Add dedendancy on except.h
8228 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8230 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8231 indicating wehther edges has been cleaned up.
8232 * reload1.c: Inlucde except.h
8233 (fixup_abnormal_edges): Accept deleted insns.
8234 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8237 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8239 * cpplib.c (do_line): Correct line number after pop_buffer.
8241 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8243 PR preprocessor/3824
8244 * line-map.c: Update comments.
8245 * line-map.h: Update comments.
8246 * tradcif.y: Don't consider large numbers unsigned.
8248 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8250 PR preprocessor/3081
8251 * c-lex.c (map): New.
8252 (cb_file_change): Update map and use it.
8253 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8254 (c_lex): Update to use map.
8255 * cpperror.c (print_location): Move to using logical line numbers.
8256 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8257 (cpp_make_system_header): Similarly.
8258 (_cpp_execute_include): Stop line numbering hacks. Store the
8259 line we will return to.
8260 * cpphash.h (CPP_BUF_LINE): Remove.
8261 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8262 Add map and return_to_line.
8263 (_cpp_do_file_change): Update.
8264 * cppinit.c (cpp_start_read): Update line kludge.
8265 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8266 (trigraph_ok): Use logical line numbers for diagnostics.
8267 (skip_block_comment): Likewise.
8268 (skip_whitespace): Likewise.
8269 (skip_line_comment): Use pfile->line instead.
8270 (_cpp_lex_token): Update to use logical line numbering exclusively.
8271 Handle BOL locally. Accept new lines in directives, but keep
8272 pfile->line decremented. Diagnostics use logical lines. Update
8274 * cpplib.c (SEEN_EOL): New.
8275 (skip_rest_of_line, check_eol): Use it.
8276 (end_directive): Increase line number when accepting the newline
8277 at the end of a directive.
8278 (run_directive): Simplify.
8279 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8280 (_cpp_do_file_change): Update to take buffer line number as an
8281 argument, and store the current map in the cpp_reader. Remove
8282 line number kludges.
8283 (_cpp_do__Pragma): Restore output position after a _Pragma.
8284 (cpp_push_buffer): Don't set output line or lineno.
8285 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8286 Remove line kludge. Set output_line.
8287 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8288 (parse_arg): Use logical lines.
8289 (save_lookahead_token): Save EOFs too now.
8290 * cppmain.c (struct printer): Fix comments.
8291 (printer_init): Simplify, let caller do errors.
8292 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8293 (maybe_print_line): Simplify.
8294 (print_line): Don't print a linemarker if -P.
8295 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8296 (cb_file_change): Simplify.
8297 * line-map.h (LAST_SOURCE_LINE): Fix.
8298 (CURRENT_LINE_MAP): New.
8300 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8302 * doloop.c (doloop_modify_runtime): Properly compute number of
8303 iterations if loop was unrolled.
8305 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8306 if their CSELIB_VAL_PTRs are.
8308 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8309 (setup_spill_pointers): Initialize it.
8310 (spill_restore_mem): Set it.
8311 (do_spill, do_restore): Use it to add REG_INC note.
8312 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8314 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8315 asms if other insns are available.
8317 * config/ia64/ia64.c (condop_operator): New predicate.
8318 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8319 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8322 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8323 temporary register than directly using a MEM.
8325 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8327 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8328 parameter in last change.
8330 2001-08-04 Zack Weinberg <zackw@panix.com>
8332 * sparc.md: Don't use #if inside C test expression.
8334 2001-08-04 Richard Henderson <rth@redhat.com>
8336 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8338 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8340 * cpphash.h (struct cpp_reader): New member directive_line.
8341 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8342 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8343 do_pragma): Pass line to callbacks.
8344 (start_directive): Record line of directive.
8345 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8346 cb_include): Similarly.
8347 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8350 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8352 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8355 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8357 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8359 * reload1.c (fixup_abnormal_edges): New static function.
8362 * flow.c (need_fake_edge_p): New function.
8363 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
8364 avoid call insn to be very last insn in the insn stream.
8366 * profile.c (branch_prob): Call flow_call_edges_add instead of
8367 doing that by hand; cleanup cfg to re-merge basic blocks once
8370 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8372 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8373 are also on line-map.h.
8374 * cppfiles.c (stack_include_file): Update.
8375 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8376 (_cpp_pop_buffer): New.
8377 * cppinit.c (cpp_destroy, cpp_finish): Update.
8378 (do_includes): Mark each buffer to return at EOF.
8379 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8380 return as requested.
8381 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8382 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8383 * cpplib.h (cpp_pop_buffer): Remove.
8384 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8385 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8387 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8389 (do_preprocessing): Update.
8390 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8391 * c-parse.in (_yylex): Similarly.
8392 * scan-decls.c (scan_decls): Similarly.
8393 * line-map.h: Update comments.
8395 * objc/Make-lang.in (objc-act.o): Update dependencies.
8397 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8399 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8400 and soft register for operand 0.
8401 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8403 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8405 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8406 register for operand 0.
8407 ("bitcmpqi_z_used"): Allow memory for operand 0.
8408 (split "bitcmpqi"): New split to handle address reg as operand 1.
8410 2001-08-04 Andreas Jaeger <aj@suse.de>
8412 * gcse.c: Revert Daniel's last patch.
8414 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8416 * sparc-protos.h: Add prototypes for fp_zero_operand and
8418 * sh-protos.h: Add prototype for fpul_operand.
8420 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8422 * doc/extend.texi (Other Builtins): Fix typo in last change.
8424 2001-08-03 Richard Henderson <rth@redhat.com>
8426 * target.h (gcc_target): Add asm_out.named_section,
8427 section_type_flags, have_named_sections.
8428 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8429 (TARGET_HAVE_NAMED_SECTIONS): New.
8430 (TARGET_SECTION_TYPE_FLAGS): New.
8432 * Makefile.in (toplev.o): Depend on TARGET_H.
8433 (varasm.o, dbxout.o): Likewise.
8434 * c-common.c (decl_attributes): Check targetm.have_named_sections
8435 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8436 * dbxout.c (dbxout_function_decl): Likewise.
8437 (dbxout_function_end): Likewise.
8438 * toplev.c (compile_file): Likewise.
8439 * varasm.c (exception_section): Likewise.
8440 * cp/decl2.c (finish_objects): Likewise.
8442 * defaults.h (EH_FRAME_SECTION): Remove.
8443 (EH_FRAME_SECTION_ASM_OP): Remove.
8444 (EH_FRAME_SECTION_NAME): New.
8445 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8446 (UNIQUE_SECTION_P): Remove.
8447 * dwarf2out.c (SECTION_FORMAT): Remove.
8448 (ASM_OUTPUT_SECTION): Remove.
8449 (output_call_frame_info): Use named_section_flags.
8450 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8451 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8452 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8453 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8454 (named_section_flags): New.
8455 (named_section): Use it and targetm.section_type_flags.
8456 (resolve_unique_section): New.
8457 (assemble_start_function): Use it.
8458 (asm_emit_uninitialised, assemble_variable): Likewise.
8459 (default_section_type_flags): New.
8460 (default_no_named_section, default_elf_asm_named_section): New.
8461 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8462 * output.h: Update varasm.c decls.
8463 (SECTION_*): New flags.
8465 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8466 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8468 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8469 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8470 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8471 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8472 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8473 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8474 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8475 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8476 * config/pa/pa64-hpux.h,
8478 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8479 (TARGET_ASM_NAMED_SECTION): New.
8480 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8481 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8482 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8483 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8484 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8485 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8486 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8487 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8488 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8489 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8490 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8491 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8492 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8493 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8494 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8495 * config/sparc/sysv4.h: Likewise.
8497 * config/nextstep.h: Error until named sections implemented.
8499 * config/a29k/a29k.c (a29k_asm_named_section): New.
8500 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8501 (vms_section_type_flags, vms_asm_named_section): New.
8502 * config/arm/arm.c (arm_elf_asm_named_section): New.
8503 * config/avr/avr.c (asm_output_section_name): Remove.
8504 * config/avr/avr-protos.h: Update.
8505 * config/c4x/c4x.c (c4x_asm_named_section): New.
8506 * config/h8300/h8300.c (h8300_asm_named_section): New.
8507 * config/i386/i386.c (sco_asm_named_section): New.
8508 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8509 (i386_pe_section_type_flags): New.
8510 (i386_pe_asm_named_section): New.
8511 * config/i386/i386-protos.h: Update.
8512 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8513 * config/mcore/mcore.c (mcore_asm_named_section): New.
8514 * config/mips/mips.c (iris6_asm_named_section): New.
8515 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8516 instead of UNIQUE_SECTION_P.
8517 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8518 (xcoff_asm_named_section): New.
8519 * config/sh/sh.c (sh_asm_named_section): New.
8520 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8522 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8523 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8524 (EH_FRAME_SECTION_NAME): New.
8525 (EXCEPTION_SECTION): New.
8526 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8527 (DEBUG_*_SECTION): Remove.
8528 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8529 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8530 (EH_FRAME_SECTION_ASM_OP): Remove.
8532 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8533 (ASM_OUTPUT_SECTION_NAME): Remove.
8534 (TARGET_ASM_NAMED_SECTION): New.
8535 (TARGET_HAVE_NAMED_SECTIONS): New.
8536 (TARGET_SECTION_TYPE_FLAGS): New.
8537 (EH_FRAME_SECTION_ASM_OP): Remove.
8538 (EH_FRAME_SECTION_NAME): New.
8540 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8542 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8543 for complex expressions when cfun == 0.
8544 * doc/extend.texi: Document that __builtin_constant_p can be
8545 used in data initializers as well as functions.
8547 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8549 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8550 variable I locally, instead of expecting a declaration in the
8553 2001-08-03 Richard Henderson <rth@redhat.com>
8555 * except.c (collect_one_action_chain): Add an explicit cleanup
8556 action if regions surrounding a catch were encoded entirely
8557 within the call-site entry.
8559 2001-08-03 Richard Henderson <rth@redhat.com>
8561 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8562 don't take REGNO of a non-register.
8564 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8566 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8567 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8568 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8569 (__gthread_mutex_init_function): New function for mutex initialization.
8571 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8573 * Makefile.in: Revert screwed up commit.
8575 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8577 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8578 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8579 merged by linker script to get a final _exit().
8580 (__do_global_dtors): New for destructor handling in specific exit
8582 (__do_global_ctors): New for constructors in specific install section.
8583 (__map_data_section): Map data sections before running constructors.
8584 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8585 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8586 (DTORS_SECTION_ASM_OP): Likewise.
8587 (CTORS_SECTION_FUNCTION): Define to force a reference to
8589 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8591 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8593 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8595 * Makefile.in: Add df.h to gcse.c dependencies.
8597 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8599 * varasm.c (output_constant_def_contents): Use for the length of a
8600 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8601 depending on which is larger.
8603 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8605 * gcse.c: Include df.h for use as a dataflow analyzer.
8607 Declaration of reg_set_info: gone.
8608 New df_analyzer variable used by store motion.
8609 (reg_set_info): Deleted.
8610 (mark_mem_regs): New function, analyze regs used by a mem.
8611 (store_ops_ok): Use dataflow analyzer results to determine if
8612 necessary regs are changed in the block.
8613 (find_moveable_store): Remove check for symbol ref, we can handle
8614 much more complex expressions now.
8615 (compute_store_table): Remove most of the code, it's unnecessary
8616 now that the dataflow analyzer records the info for us.
8617 (store_killed_after): Add parameter to say whether to do the
8618 store_ops_okay test, used to speed up testing when we already know
8619 the answer, and just want to know if the store itself was killed.
8620 (build_store_vector): Largely rewritten to calculate the various
8621 vectors properly, and somewhat optimized.
8622 (store_motion): Init the df_analyzer, get REG_DEF chains.
8623 Also handle trapping expressions (since mems almost always trap)
8624 (simple_mem): Redefine what a simple mem is.
8626 2001-08-03 DJ Delorie <dj@redhat.com>
8628 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8629 set from a constant part of the condition.
8631 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8633 * mkdeps.c (deps_add_default_target): Make local variable
8634 ``start'' a const char pointer.
8635 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8637 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8639 * doc/install.texi (Configuration): Fix markup.
8640 (Specific, i?86-*-udk): Likewise.
8641 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8643 Document --enable-threads and --enable-libgcj status.
8644 (Specific, mips-sgi-irix*): Canonicalize triples.
8645 (Specific, mips-sgi-irix5): Warn about problems with this config.
8646 Mention required GNU as patch.
8647 Native assembler problems are fixed.
8648 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8649 Document --enable-threads and --enable-libgcj status.
8651 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8653 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8656 2001-08-03 Richard Henderson <rth@redhat.com>
8658 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8661 2001-08-03 Richard Henderson <rth@redhat.com>
8663 * rtlanal.c (find_first_parameter_load): Stop if we
8664 reach a CODE_LABEL at BOUNDARY.
8666 2001-08-03 Richard Henderson <rth@redhat.com>
8668 * config/alpha/alpha.md (force_movdi): New insn.
8669 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8670 Tweek FRP marking of VMS prologue insns.
8671 * config/alpha/vms.h (EPILOGUE_USES): New.
8673 2001-08-02 Richard Henderson <rth@redhat.com>
8675 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8677 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8679 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8680 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8681 config/convex/convex.h, config/d30v/d30v.c,
8682 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8683 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8684 config/mips/mips.h, config/mn10200/mn10200.h,
8685 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8686 config/v850/v850.h, config/vax/openbsd.h,
8687 config/vax/openbsd1.h, config/vax/ultrix.h,
8688 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8689 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8690 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8691 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8692 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8693 in comments and documentation.
8695 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8699 * Makefile.in (line-map.o): New.
8700 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8701 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8702 * cpperror.c (print_containing_files): Similarly.
8703 (print_location): Update. Don't output a space before _Pragma.
8704 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8705 (stack_include_filee, cpp_make_system_header): Update.
8706 (_cpp_execute_include): Get logical line number right for calling
8707 as-yet-unterminated #include.
8708 * cpphash.h (struct cpp_reader): Add line_maps.
8709 (_cpp_do_file_change): Update.
8710 * cppinit.c (cpp_create_reader): Initialize line maps.
8711 (cpp_destroy): Destroy line maps.
8712 (cpp_start_read): Get logical line number right.
8713 * cpplex.c (parse_string): Only warn once for multi-line strings.
8714 Use boolean variable for null warning.
8715 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8717 (do_include_common): End the directive early.
8718 (do_line): Don't warn about out-of-range lines in preprocessed
8719 source. Update. Remove unused variables.
8720 (_cpp_do_file_change): Update for new line mapping.
8721 (pragma_cb): New typedef.
8722 (cpp_register_pragma): Stop looking ahead before calling the
8724 (do_pragma_system_header): End directive early.
8725 (cpp_get_line_maps): New.
8726 (cpp_pop_buffer): Fudge logical line. Update.
8727 * cpplib.h: Include line-map.h
8728 (enum cpp_fc_reason): Remove.
8729 (struct cpp_file_change): Update.
8730 (cpp_get_line_maps): New.
8731 * cppmain.c (struct_printer): New member map.
8732 (cb_file_change): Update for new mappings.
8733 * fix-header.c (cb_file_change): Similarly.
8735 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8737 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8738 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8740 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8742 * config/vax/vax.c: include expr.h.
8744 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8746 * Makefile.in ($(srcdir)/configure): Only rebuild in
8748 ($(srcdir)/config.in): Only define in maintainer mode.
8749 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8751 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8753 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8755 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8757 * gcc.c (set_collect_gcc_options): New function, split out from
8759 Ignore elided switches.
8760 (do_spec_1): Invoke before executing command.
8761 (set_input): Export.
8762 Move declaration ...
8763 * gcc.h (set_input): ... here.
8764 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8767 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8770 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8772 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8774 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8776 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8777 for the unnamed instructions it expands to.
8779 2001-08-02 Richard Henderson <rth@redhat.com>
8781 * regclass.c (call_really_used_regs): Conditionally define.
8782 (init_reg_sets_1): Don't use it if not defined.
8783 (fix_register): Similarly, don't set it.
8785 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8787 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8788 Correct comment that had been missed in the previous change.
8790 2001-08-01 Stan Shebs <shebs@apple.com>
8792 * config/darwin.c (machopic_stub_name): Try matching by name.
8793 (update_stubs): New function.
8794 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8797 2001-08-01 Richard Henderson <rth@redhat.com>
8799 * except.c (output_function_exception_table): Use assemble_align.
8800 * varasm.c (assemble_eh_label): Remove.
8801 (assemble_eh_align, assemble_eh_integer): Remove.
8803 2001-08-01 Robert Lipe <robertl@caldera.com>
8805 * dwarfout.c: Remove reference to README.DWARF.
8807 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8809 * regclass.c (call_really_used_regs): New array for registers which
8810 are actually used by a call.
8811 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8813 (fix_register): Set call_really_used too.
8814 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8815 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8817 2001-08-01 Richard Henderson <rth@redhat.com>
8819 * read-rtl.c (read_name): Consider \r whitespace.
8821 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8823 * config.gcc: Recognize powerpc-*-netbsd*.
8825 * doc/install.texi (Host/target specific installation notes for
8826 GCC): Mention powerpc-*-netbsd*.
8828 * config/rs6000/netbsd.h: New file.
8829 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8830 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8831 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8832 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8833 (TARGET_VERSION): Redefine.
8835 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8836 mcall-netbsd as a match for mcall-sysv.
8837 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8838 (ncrti.S, ncrtn.S): New targets.
8839 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8841 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8842 "netbsd' as a V4 ABI.
8843 (ASM_SPEC): Check for -mcall-netbsd.
8844 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8845 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8846 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8847 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8848 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8849 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8850 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8852 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8853 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8855 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8857 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8858 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8859 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8860 including "unwind-pe.h".
8862 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8864 * rs6000.md (define_splits): Kill unused constraints.
8866 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8867 Jan Hubicka <jh@suse.cz>
8869 * function.c (thread_prologue_and_epilogue_insns): Kill code
8870 dealing with non-existent CFG.
8872 2001-08-01 Kazu Hirata <kazu@hxi.com>
8874 * alias.c: Fix comment formatting.
8875 * bitmap.c: Likewise.
8876 * builtins.c: Likewise.
8877 * calls.c: Likewise.
8878 * c-common.c: Likewise.
8879 * c-decl.c: Likewise.
8880 * c-dump.c: Likewise.
8881 * c-lex.c: Likewise.
8882 * collect2.c: Likewise.
8883 * combine.c: Likewise.
8884 * conflict.c: Likewise.
8885 * cppfiles.c: Likewise.
8886 * cppinit.c: Likewise.
8887 * cpplex.c: Likewise.
8888 * cpplib.c: Likewise.
8889 * cppmacro.c: Likewise.
8890 * cppspec.c: Likewise.
8891 * c-pragma.c: Likewise.
8892 * crtstuff.c: Likewise.
8894 * cselib.c: Likewise.
8895 * c-semantics.c: Likewise.
8896 * c-typeck.c: Likewise.
8898 2001-08-01 H.J. Lu <hjl@gnu.org>
8900 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8902 2001-08-01 H.J. Lu <hjl@gnu.org>
8904 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8906 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8908 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8909 contextualizing Objective-C class name lookup by the lexer.
8910 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8912 (protocoldef): Add support for forward @protocol declarations.
8913 (yylexname): Suppress ObjC class name lookup in certain contexts;
8914 re-enable after lookup is complete.
8915 (_yylex): Re-enable ObjC class name lookup when certain
8916 punctuation marks are seen.
8918 * objc/objc-act.c (check_protocol_recursively): New function used
8919 for finding circular dependencies in protocols.
8920 (objc_declare_protocols): New function for handling forward
8921 @protocol declarations.
8922 (receiver_is_class_object): Detect the case when 'self' is used
8923 inside of a class method.
8924 (build_message_expr): Issue a warning if class method is desired
8925 but instance method is found instead.
8926 (conforms_to_protocol): Streamline.
8927 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8928 protocol Foo, even if 'Bar foo' does not.
8929 (check_protocols): Streamline.
8930 (start_protocol): Add checks for circular and duplicate protocol
8932 (encode_aggregate_within): For typedefs of structs, encode the
8934 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8935 (objc_declare_protocols): New prototype.
8937 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8939 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8940 * cpplex.c (handle_newline): Update prototype. Maintain logical
8942 (skip_escaped_newlines, skip_block_comment, parse_string):
8944 (_cpp_lex_token): Update, and store token position within the token.
8945 * cpplib.h (struct cpp_token): Add line and column entries.
8946 * cppmacro.c (replace_args): Position stringified tokens correctly.
8948 2001-08-01 Andreas Jaeger <aj@suse.de>
8950 * basic-block.h: Add prototype for last_loop_beg_note.
8952 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8954 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8955 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8957 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8958 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8959 expand_decl_cleanup.
8960 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8962 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8963 operand while calling simple_cst_equal.
8964 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8965 operand is the cleanup expression, the third is the RTL_EXPR.
8966 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8968 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8970 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8972 2001-07-31 matthew green <mrg@eterna.com.au>
8974 * config.gcc (i386-*-netbsdelf): New description.
8975 * config/i386/netbsd-elf.h: New file.
8977 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8979 * loop.c (check_dbra_loop): Use single_set to compute
8982 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8984 PowerPC reorg and support for powerpc64-*-linux*.
8986 Also fixes emitting of constants on 32 bit and 64 bit
8989 * config.gcc: powerpc64-*-linux* is a new target.
8990 Things that needed aix.h now also include xcoff.h
8992 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8994 Move AIX specific stuff into aix.h.
8995 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8996 with more than just XCOFF now.
8997 (SET_ASM_OP): Remove, now defined where needed.
8998 (FUNCTION_PROLOGUE): New macro definition.
8999 (FUNCTION_EPILOGUE): New macro definition.
9000 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9002 * config/rs6000/xcoff.h: New file.
9004 * config/rs6000/linux64.h: New file.
9006 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9008 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9010 * rs6000.c (print_operand_address): Handle ELF syntax.
9011 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9012 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9013 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9015 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9017 * rs6000.c (rs6000_override_options): Only disable
9018 flag_function_sections for XCOFF.
9019 (exact_log2_cint_operand): New predicate.
9020 (reg_or_{add,sub}_cint64_operand): New predicates.
9021 (add_operand): Compare CONST_INT with fewer function calls.
9022 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9023 (print_operand, case 'p'): Ensure positive operand.
9024 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9025 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9026 (PREDICATE_CODES): Add new predicates.
9027 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9028 (divsi3, modsi3): Ensure positive power-of-2.
9029 (adddi3): Use new predicate. Split 32-bit constants more
9030 correctly. Re-arrange splitter to handle any constant.
9031 (subdi3): Use new predicate.
9032 (divdi3, moddi3): Ensure positive power-of-2.
9033 (movdi): Use rs6000_emit_set_const.
9034 (load_toc_v4_pic_di): Delete.
9036 2001-07-31 Graham Stott <grahams@redhat.com>
9038 * function.c (pad_below): Revert 2001-07-26 patch.
9040 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9042 * reg-stack (convert_regs_1): Fix best edge condition.
9044 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9046 * jump.c (duplicate_loop_exit_test): Better test for jumps
9047 entering the loop; create loop pre_header.
9049 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9051 * doc/install.texi: Add s390 and s390x as new targets.
9052 * doc/invoke.texi: Add documentation of S/390 and zSeries
9054 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9056 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9058 * config/m68k/m68k.md: Replace all general_operand with
9059 nonimmediate_operand for all destinations.
9060 * config/m68k/m68k.c (not_sp_operand): Likewise.
9062 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9064 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9066 2001-07-30 Richard Henderson <rth@redhat.com>
9068 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9069 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9071 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9073 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9074 Add missing doc strings
9075 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9076 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9078 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9080 * i386.c (ix86_output_main_function_alignment_hack): New function.
9081 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9083 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9084 edges by EDGE_DFS_BACK flag.
9085 (dump_edge_info): Add dfs_back flag.
9086 * basic-block.h (EDGE_DFS_BACK): New constant.
9087 (mark_dfs_back_edges): Declare.
9088 * alias.c (loop_p): Remove.
9089 (mark_constant_function): Use mark_dfs_back_edges.
9091 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9092 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9093 (compensate_edge): Break out from ...
9094 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9095 (convert_regs_2): Set block_done once block is really done;
9096 Do updating of the predecesors counts.
9098 * toplev.c (rest_of_compilation): Recompute block_for_insn
9099 before post-reload cfg_cleanup.
9100 * function.c (thread_prologue_epilogue_insns):
9101 Call set_block_for_new_insns when emitting prologue directly.
9103 2001-07-30 Andreas Jaeger <aj@suse.de>
9105 * jump.c: Add prototype for mark_modified_reg.
9107 * cse.c (set_live_p): Add unused attribute.
9109 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9111 (scan_for_source_files): Use long for count to avoid overflow.
9112 (output_data): Likewise.
9113 (output_data): Don't use string concatatenation to silence gcc
9116 * predict.c: Fix typos and grammar.
9118 * gcse.c (insert_insn_end_bb): Remove unused variables.
9120 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9122 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9123 (attempt_auto_inc): LIkewise.
9124 (mark_used_reg): Likewise.
9125 (try_pre_increment_1): Likewise.
9126 * regclass.c (regclass): Likewise.
9127 * global.c (allocno_compare): Update comment; change scaling factor.
9128 * local-alloc.c (QTY_CMP_PRI): Likewise.
9129 * regs.h (REG_FREQ_FROM_BB): New.
9130 (REG_FREQ_MAX): Likewise.
9132 2001-07-30 H.J. Lu <hjl@gnu.org>
9134 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9137 2001-07-30 H.J. Lu (hjl@gnu.org)
9139 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9140 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9141 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9143 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9145 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9146 as -mthumb-interwork when -mcpu=arm7 is specified.
9148 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9150 * predict.def (noreturn, loop branch, loop exit): Mark as first
9153 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9155 * combine.c (try_combine): Avoid barrier after noop jumps.
9157 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9159 * cpphash.h (struct cpp_reader): Remove import_warning.
9160 * cpplib.c (skip_rest_of_line): Don't bother turning off
9162 (parse_include): Move include handling to...
9163 (do_include_common): ... here. Move import warning from...
9164 (do_import): ... here.
9165 (do_pragma_poison): Don't do a callback for poison identifiers.
9166 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9167 * cppmain.c (setup_callbacks): Similarly.
9169 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9171 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9172 handle multiple sets.
9173 * except.c (sjlj_mark_call_sites): .... here.
9174 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9176 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9178 Suggested by Richard Henderson and Richard Kenner:
9179 * combine.c (recog_for_combine): Use the fake recog
9180 only if instruction does not match.
9181 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9182 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9184 * combine.c (try_combine): Discover noop jump as direct jump.
9186 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9188 * df.c (df_rd_global_compute): Add successors to worklist, not
9190 (df_ru_global_compute): Ditto.
9192 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9194 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9195 increment REG_N_SETS.
9197 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9199 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9201 * sbitmap.c (sbitmap_a_xor_b): New function.
9202 ifdef the basic block stuff on IN_GCC.
9204 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9206 * cppexp.c (parse_defined): Always record the macro name.
9207 (lex): Don't worry about identifiers, or special-case
9209 (_cpp_parse_expr): Figure out at the end of the routine
9210 whether we saw a valid !defined() expression.
9211 * cppfiles.c (stack_include_file): Update for mi_valid.
9212 (_cpp_pop_file_buffer): Similarly.
9213 * cpplex.c (_cpp_lex_token): Similarly.
9214 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9215 mi_if_not_defined, mi_lexed): Remove.
9217 * cpplib.c (do_if): Simplify.
9218 (do_endif, push_conditional, _cpp_handle_directive): Update
9219 for renaming of mi_state to mi_valid.
9221 * cpp.texi: Add index entries for digraphs, and add comment
9222 that C++ refers to them as alternative tokens.
9224 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9226 * basic-block.h (CLEANUP_PRE_LOOP): New.
9227 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9228 * sibcall.c (optimize_sibling_calls): Likewise.
9229 * toplev.c (rest_of_compilation): Likewise.
9230 * flow.c (try_forward_edges): Take argument MODE;
9231 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9232 (try_optimize_cfg): Update call of try_forward_edges.
9234 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9235 Jan Hubicka <jh@suse.cz>
9237 * (validate_replace_rtx_1): Fix simplification of MINUS.
9239 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9241 PR preprocessor/3669
9242 * cppinit.c (init_dependency_output): Turn off dump requests
9243 if sending dependencies to stdout.
9245 2001-07-28 Richard Henderson <rth@redhat.com>
9247 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9250 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9252 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9254 2001-07-28 Kazu Hirata <kazu@hxi.com>
9256 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9257 is VAR_DECL first to prevent an ICE.
9259 2001-07-28 Richard Henderson <rth@redhat.com>
9261 * varasm.c (immed_real_const_1): Don't elide special cases for
9263 (clear_const_double_mem): Clear const_tiny_rtx too.
9265 2001-07-28 Richard Henderson <rth@redhat.com>
9267 * dwarf2out.c (dw_val_class_offset): New.
9268 (struct dw_ranges_struct, dw_ranges_ref): New.
9269 (ranges_table, ranges_table_allocated): New.
9270 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9271 (add_AT_offset, add_ranges, output_ranges): New.
9272 (print_die, output_die): Handle dw_val_class_offset.
9273 (attr_checksum, size_of_die, value_format): Likewise.
9274 (gen_lexical_block_die): Handle non-contiguous blocks.
9275 (gen_block_die): Likewise.
9276 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9277 if needed. Dump the ranges table.
9278 * final.c (final_start_function): Remove unnecessary notes and
9279 rebuild the block tree before numbering the blocks.
9280 * function.c (reorder_blocks_0): Walk the existing block tree
9281 to unmark all blocks.
9282 (reorder_blocks_1): Create block fragments when duplicate block
9284 (reorder_fix_fragments): New.
9285 (reorder_blocks): Call it.
9286 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9288 2001-07-28 Richard Henderson <rth@redhat.com>
9290 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9292 2001-07-28 Richard Henderson <rth@redhat.com>
9294 * flow.c (add_to_mem_set_list): New function.
9295 (init_propagate_block_info): Use it.
9296 (mark_set_1): Likewise.
9297 (insn_dead_p): Canonicalize memory address for dead store
9298 comparison. Allow wider mode stores to kill narrower mode stores.
9299 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9300 (invalidate_mems_from_set): Don't handle MEMs.
9302 2001-07-28 Kazu Hirata <kazu@hxi.com>
9304 * config/h8300/h8300.h: Fix formatting.
9306 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9308 * basic-block.h (EDGE_FREQUENCY): New macro.
9309 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9311 * flow.c (find_sub_basic_blocks): Likewise.
9312 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9313 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9315 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9316 (HITRATE): New macro.
9317 (PRED_FLAG_FIRST_MATCH): New constant.
9318 (predictor_info): New field flgags.
9319 (combine_predictions_for_insn): Use DS theory to combine
9320 probabilities; set the edge probabilities when finished.
9321 (estimate_probability): Avoid duplicated matches
9322 of LOOP_BRANCH heuristics for nested loops; update comment.
9323 * predict.def: Add flags for each prediction, set probabilities
9324 according to B&L paper.
9325 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9327 * profile.c (compute_branch_probabilities): Cleanup way the edge
9328 probabilities are computed and REG_BR_PROB notes are dropped; if
9329 values does not match, emit error.
9330 (init_branch_prob): Do error instead of warning when profile driven
9331 feedback is missing or corrupt.
9333 2001-07-27 DJ Delorie <dj@redhat.com>
9335 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9336 against a constant, try to adjust the compare to have the desired
9337 constant in it so that min/max optimizations happen more often.
9339 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9341 * flow.c (last_loop_beg_note): New function.
9342 (redirect_edge_and_branch): Use it.
9343 (split_edge): Likewise.
9345 * alias.c (loop_p): Avoid uninitialized memory access.
9347 * flow.c (try_forward_edges): Avoid accessing freed memory.
9349 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9352 2001-07-26 Andrew Haley <aph@redhat.com>
9353 Joern Rennecke <amylaar@redhat.com>
9355 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9356 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9357 (SUBTARGET_CPP_SPEC): New.
9359 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9360 (SUBTARGET_CPP_PTR_SPEC): New.
9361 (CPP_DEFAULT_CPU_SPEC): New.
9362 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9363 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9364 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9365 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9366 (SUBTARGET_CPP_SPEC): Define as an empty string.
9368 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9370 * doc/install.texi (Configuration): Properly link the host
9371 specific instructions also when generating HTML.
9373 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9375 * flow.c (redirect_edge_and_branch_force): Test
9376 target->global_live_at_start.
9378 2001-07-26 Richard Henderson <rth@redhat.com>
9380 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9381 * rtl.h (avoid_constant_pool_reference): Declare it.
9382 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9383 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9385 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9387 * rtl.h (cleanup_barriers): Declare.
9388 * jump.c (cleanup_barriers): New function.
9389 * toplev.c (rest_of_compilation): Call cleanup_barriers
9390 before loop optimizer and after bb_reorder.
9392 * flow.c (back_edge_of_syntactic_loop_p): New.
9393 (split_edge): Use it.
9395 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9397 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9399 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9401 * cse.c (cse_process_notes): Replace any registers if the address
9404 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9406 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9407 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9408 (propagate_block): Update prototype.
9409 * flow.c (update_life_info): Simplify the CFG and
9410 recalculate the global regs which are alive when
9411 removing dead code during a global update.
9412 (propagate_block): Return non-zero if an INSN is
9415 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9417 * Makefile.in (LIBICONV): Define.
9419 2001-07-26 Catherine Moore <clm@redhat.com>
9421 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9422 of conditional to avoid tree checking errors.
9424 2001-07-26 Kazu Hirata <kazu@hxi.com>
9426 * regmove.c (regmove_optimize): Don't replace a reg with
9427 another reg of a different mode.
9429 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9431 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9432 limit length of dependency flush list.
9433 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9434 * sched-int.h (struct deps): Add pending_flush_length field.
9435 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9436 has 1 element in it.
9437 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9438 (sched_analyze): After a jump, if the pending memory flush list is too
9439 large, flush the pending lists.
9440 (init_deps): Initialize pending_flush_length to 0.
9441 * doc/invoke.texi (max_pending_list_length): Document parameter.
9443 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9445 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9446 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9447 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9449 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9451 * cpphash.h (struct_lexer_state): Delete was_skipping.
9452 Move skipping here from struct cpp_reader.
9453 * cpplex.c (parse_identifier): Update.
9454 (_cpp_lex_token): Don't skip tokens in a directive.
9455 * cpplib.c (struct if_stack): Update.
9456 (start_directive, end_directive): Don't change skipping state.
9457 (_cpp_handle_directive): Update.
9458 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9459 (do_else, do_endif): Update; only check for excess tokens if not
9460 in a skipped conditional block.
9461 (push_conditional): Update for new struct if_stack.
9463 2001-07-26 Graham Stott <grahams@redhat.com>
9465 * function.c (locate_and_pad_parm): Also pad initial offset
9466 so that the total argument size also includes the padding.
9468 2001-07-26 Graham Stott <grahams@redhat.com>
9470 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9471 change XSTR to XTMPL.
9473 (process_one_cond_exec): Likewise
9475 2001-07-25 Richard Henderson <rth@redhat.com>
9477 * varasm.c (assemble_variable): Create DECL_RTL before setting
9480 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9482 * predict.c (estimate_probability): Avoid duplicated predictions.
9484 * loop.c (find_and_verify_loops): Grok multiple barriers.
9486 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9488 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9490 * dbxout.c: Consistently use putc instead of fputc.
9491 (print_wide_int): New function; call instead of direct fprintf.
9492 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9493 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9494 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9495 (print_int_cst_octal): Likewise.
9496 (print_octal): Show we wrote characters.
9497 (dbxout_type): Set have_used_extensions in more places.
9499 2001-07-25 Catherine Moore <clm@redhat.com>
9501 * config/v850/v850.c (v850_va_arg): Use addr
9502 instead of valist to build incr.
9504 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9506 * flow.c (delete_dead_jumptables): New function.
9507 (life_analyzis): Call it.
9508 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9511 2001-07-25 Richard Henderson <rth@redhat.com>
9513 * except.c (reachable_handlers): Handle a region being removed
9514 out from under a RESX.
9516 2001-07-25 Richard Henderson <rth@redhat.com>
9518 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9519 swap GE/GT if it is an fp comparison.
9521 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9523 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9526 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9528 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9529 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9532 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9534 (visit_expression): When attempting to simplify an expression,
9535 retrieve any modes for arguments before they are simplified
9538 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9539 Janis Johnson <janis@us.ibm.com>
9541 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9542 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9543 pointer parameters to match documented usage of nonlocal_goto.
9544 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9545 parameters to their correct order.
9546 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9547 parameters to their correct order.
9549 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9551 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9553 2001-07-25 Jan Hubicka <jh@suse.cz>
9554 Richard Henderson <rth@redhat.com>
9556 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9558 (make_edges): New argument update_p; populate the edge cache if set.
9559 (find_basic_blocks): Update make_edges invocation.
9561 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9563 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9565 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9567 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9568 -Acpu and -Amachine.h.
9569 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9570 Corrected header to say ELF not a.out.
9571 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9572 when given -msoft-float.
9574 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9576 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9577 extra multilib parts like arm-elf.
9578 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9579 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9580 crtfini.o as extra multilib parts.
9582 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9584 * configure.in: Add rtems as a supported thread model.
9585 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9586 * configure: Rebuilt.
9588 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9590 * stor-layout.c (get_mode_alignment): make it work when
9591 BITS_PER_UNIT is not a power of two.
9592 * builtins.c (get_pointer_alignment): Likewise.
9594 2001-07-24 Richard Henderson <rth@redhat.com>
9596 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9597 the retrieved constant into the expected mode.
9599 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9601 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9602 (verify_flow_info): Check for duplicated edges; clarify
9605 * flow.c (block_label): Update basic_block_for_insn.
9606 (commit_edge_insertions): Call compute_bb_for_insn.
9608 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9611 * flow.c (redirect_edge_and_branch,
9612 try_optimize_cfg): Use redirect_edge_succ_nodup
9613 (redirect_edge_succ_nodup): New.
9614 * basic_block.h (redirect_edge_succ_nodup): Declare.
9616 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9619 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9621 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9622 (try_crossjump_to_edge): Update commetns.
9623 (try_crossjump_bb): Likewise.
9625 2001-07-24 Richard Henderson <rth@redhat.com>
9627 * combine.c (distribute_notes): Move set of need_refresh
9628 for noop_move_p down to catch all cases.
9630 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9632 * recog.c (split_all_insns_noflow): New.
9633 * rtl.h (split_all_insns_noflow): Declare.
9634 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9635 * m68hc11.c (m68hc11_reorg): Likewise.
9636 * sh.c (machine_dependent_reorg): Likewise.
9637 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9640 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9642 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9643 (ashlsi3_n splitter): Likewise.
9644 (lshrsi3_n splitter): Likewise.
9646 (GOTaddr2picreg): Make const SImode.
9647 (sym_label2reg): Likewise.
9648 (symGOT2reg): Likewise.
9649 (symGOTOFF2reg) Likewise.
9651 (casesi_worker_0): Make unspec SImode.
9653 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9655 * config/sh/sh.c (barrier_align): Check that an operand really is
9656 an insn before extracting its INSN_CODE.
9658 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9660 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9663 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9664 for SImode to prevent overflow.
9666 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9668 * config/mips/irix6-libc-compat.c: New file.
9669 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9670 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9673 2001-07-24 lars brinkhoff <lars@nocrew.org>
9675 * rtl.texi (REG_POINTER): Document.
9676 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9677 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9679 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9681 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9683 2001-07-23 Richard Henderson <rth@redhat.com>
9685 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9687 2001-07-23 Kazu Hirata <kazu@hxi.com>
9689 * config/h8300/h8300-protos.h: Add a prototype for
9690 general_operand_dst_push.
9691 * config/h8300/h8300.c (general_operand_dst_push): New.
9692 * config/h8300/h8300.h (OK_FOR_T): New.
9693 (EXTRA_CONSTRAINT): Use it.
9694 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9695 the existing movqi pattern.
9696 (movhi_push): Likewise.
9698 * reload.c: Fix comment typos.
9700 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9702 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9704 2001-07-23 H.J. Lu (hjl@gnu.org)
9706 * doc/extend.texi: Update __builtin_return_address and
9707 __builtin_frame_address.
9709 2001-07-23 Richard Henderson <rth@redhat.com>
9711 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9713 * config/i386/i386.md: New setcc+movzbl peephole2.
9715 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9717 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9718 * objc/objc-act.c: Include debug.h.
9719 (synth_module_prologue): Save and restore debug hooks too.
9721 2001-07-23 lars brinkhoff <lars@nocrew.org>
9723 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9724 and C4X_FLOAT_FORMAT.
9725 (BOOL_TYPE_SIZE): Document.
9727 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9729 * unroll.c (loop_iterations): Fix miscalculation of initial
9732 2001-07-13 Andrew Haley <aph@redhat.com>
9734 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9735 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9736 * config/sh/sh.c (sh_can_redirect_branch): New function.
9737 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9738 * reorg.c (steal_delay_list_from_target): Use
9739 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9741 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9743 * flow.c (try_simplify_condjump): Unlink insn chain on
9744 fallthru edge; use can_fallthru.
9746 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9748 * basic-block.h (find_sub_basic_block): Declare.
9749 * flow.c (make_edges): New arguments MIN and MAX;
9750 (find_sub_basic_blocks): Revamp to use make_edges
9751 and purge_dead_edges.
9752 (find_basic_blocks): Update call of find_sub_basic_block.
9754 * recog.c (split_all_insns): Always expect CFG to be consistent;
9755 call find_sub_basic_blocks in case something has changed.
9756 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9759 * basic-block.h (delete_noop_moves): Declare.
9760 * combine.c (combine_instructions): Call it.
9761 (recog_for_combine): Tolerate noop moves
9762 (distribute_notes): Force refresh when register dies at noop move.
9763 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9765 (life_analysis): Update delete_noop_moves call.
9766 (set_noop_p): Move too ...
9767 * rtlanal.c (noop_move_p): ... here.
9768 * rtl.h (noop_move_p): Declare.
9770 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9771 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9773 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9774 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9776 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9778 * reload.c (push_reload): Fix typo in comment.
9779 (find_reloads_address): Ditto.
9780 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9782 2001-07-22 Richard Henderson <rth@redhat.com>
9784 * flow.c: Grammar check and clarify a lot of comments.
9785 (try_simplify_condjump): Rename variables to be clearer.
9786 (try_forward_edges): Skip complex and fallthru edges.
9787 Rearrange tests to avoid duplicate checks.
9788 (flow_find_cross_jump): Likewise.
9789 (outgoing_edges_match): Allow match if neither branch has
9790 probability data. Loosen probability match to 5%.
9791 (try_crossjump_to_edge): Hoist repeated indirection into
9793 (try_crossjump_bb): Don't check complex edges. Eliminate
9794 redundant crossjump tests.
9795 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9796 checks before more expensive checks.
9798 2001-07-22 Richard Henderson <rth@redhat.com>
9800 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9801 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9804 2001-07-22 Richard Henderson <rth@redhat.com>
9806 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9807 (const_sint32_operand): Likewise.
9808 * m68k.md (anon mulsi pattern): Use const_int_operand not
9809 const_sint32_operand.
9810 (umulsi3_highpart): Zero extend a constant input.
9811 (smulsi3_highpart): Don't bother checking SImode constant.
9812 (const_umulsi3_highpart): Give op3 DImode.
9813 (const_smulsi3_highpart): Likewise.
9815 2001-07-22 Richard Henderson <rth@redhat.com>
9817 * flow.c (split_block): Make sure bb_note is included in the
9818 new block when splitting before a label.
9820 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9822 * basic-block.h (redirect_edge_and_branch_force,
9823 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9824 * flow.c (redirect_edge_and_branch_force,
9825 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9826 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9827 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9828 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9829 instead of label; update CFG after transformation.
9830 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9831 for finishing the transformation; handle even case where ELSE
9832 does not follow THEN.
9833 (find_if_case_2): Update call of dead_or_predictable; simplify
9836 * emit-rtl.c (split_branch_probability): New global variable.
9837 (try_split): Take care to set split_branch_probability and
9838 create REG_BR_PROB note for new jump insns.
9839 * md.texi (define_split): Document new feature.
9841 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9843 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9845 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9846 (asm_out_file): Remove redundant declaration.
9847 (assemble_asm): Remove old #if 0 block.
9848 (assemble_variable): Remove end of function; debug output is
9849 now handled with global_decl. Remove old #if 0 block. Update.
9850 Remove saved_in_section and associated no-op code.
9851 * Makefile.in (varasm.o): Correct dependencies.
9853 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9855 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9856 the definition in defaults.h.
9858 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9860 * jump.c: Update comments.
9861 (delete_barrier_successors, delete_unreferenced_labels,
9862 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9863 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9864 jump_optimize, jump_optimize_minimal): Kill.
9865 (rebuild_jump_labels): Move code from jump_optimize_1.
9866 (purge_line_number_notes): Likewise.
9867 (copy_loop_headers): Likewise.
9868 * reg-stack.c: Update comment.
9870 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9871 JUMP_AFTER_REGSCAN): Kill.
9872 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9873 purge_line_number_notes and copy_loop_headers.
9875 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9876 Richard Henderson <rth@redhat.com>
9878 * dbxout.c (dbxout_global_decl): New.
9879 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9880 * sdbout.c (sdbout_finish): New.
9881 (sdbout_debug_hooks): Use it, add comments.
9882 (sdbout_global_decl): Defer initialised public vars to
9884 * varasm.c (assemble_variable): Don't output debug information
9885 for file-scope variables.
9887 2001-07-22 Richard Henderson <rth@redhat.com>
9889 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9890 (get_round_mode_suffix): New.
9891 (print_operand): Use them for [/]. Remove support for [&'`()+].
9892 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9893 * config/alpha/alpha.md (attr round_suffix): New.
9894 (attr trap_suffix): New.
9895 (all insns): Set them appropriately. Use %/ instead of the
9898 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9900 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9902 2001-07-22 Richard Henderson <rth@redhat.com>
9904 * regrename.c (regrename_optimize): Compute nregs for each
9905 potential target register.
9907 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9908 Richard Henderson <rth@redhat.com>
9910 * dbxout.c (dbxout_global_decl): New.
9911 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9912 * sdbout.c (sdbout_finish): New.
9913 (sdbout_debug_hooks): Use it, add comments.
9914 (sdbout_global_decl): Defer initialised public vars to
9916 * varasm.c (assemble_variable): Don't output debug information
9917 for file-scope variables.
9919 2001-07-21 H.J. Lu (hjl@gnu.org)
9921 * config/mips/mips.c (mips_cpu): Moved into ...
9922 (override_options): Here.
9924 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9926 (mips_cpu): Removed.
9928 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9930 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9931 ("iorqi3"): Likewise.
9932 ("xorqi3"): Likewise.
9933 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9934 ("*subhi3_sp): Likewise.
9935 ("*subhi3"): Likewise.
9936 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9939 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9941 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9942 * config/freebsd.h: Likewise.
9943 * config/linux.h: Likewise.
9944 * config/openbsd.h: Likewise.
9945 * config/alpha/linux-elf.h: Likewise.
9946 * config/arm/linux-elf.h: Likewise.
9947 * config/d30v/d30v.h: Likewise.
9948 * config/fr30/fr30.h: Likewise.
9949 * config/ia64/aix.h: Likewise.
9950 * config/ia64/ia64.h: Likewise.
9951 * config/mips/linux.h: Likewise.
9952 * config/pj/pj.h: Likewise.
9953 * config/rs6000/linux.h: Likewise.
9954 * config/sparc/linux.h: Likewise.
9955 * config/sparc/linux64.h: Likewise.
9957 2001-07-20 Bruce Korb <bkorb@gnu.org>
9959 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9960 because getc() and char* may disagree on signedness.
9962 2001-07-20 Richard Henderson <rth@redhat.com>
9964 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9966 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9967 insns to delete in the presence of cc0 in a jump insn.
9969 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9970 Jan Hubicka <jh@suse.cz>
9972 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9973 of doing the change by hand.
9975 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9977 * rtlanal.c (set_noop_p): Return true for noop jumps.
9979 * expr.c (emit_single_push_insn): Add call to push expander.
9980 * expr.h (optab_index): Add OTI_push
9981 (push_optab): New constant.
9982 * genopinit.c (optabs): Add push_optab.
9983 * optabs.c (init_optab): Init push optab.
9984 * md.texi (push??1): Document
9986 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9988 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9989 expand to emit the pattern; put a REG_INC note for push/pop
9991 ("movdf", "movdf_internal"): Likewise.
9992 ("movsi", "movsi_internal"): Likewise.
9993 ("movsf", "movsf_internal"): Likewise.
9994 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9996 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9998 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10001 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10003 * params.def: Change default max inline insns to 100.
10005 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10007 * combine.c (combine_simplify_rtx): Generate a new shift operation
10008 when simplifying the first operand of a (neg (ashift)) expression.
10010 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10012 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10014 2001-07-20 Kelley Cook <kelley.cook@home.com>
10016 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10017 information. Move rest into ...
10018 (*-*-solaris): ... here. Eliminate redundant information and
10019 reword necessary packages section. Delete 4.x assembler bug info.
10020 (sparc-sun-*): Merge into ...
10021 (sparc-sun-sunos*): here.
10023 2001-07-20 Catherine Moore <clm@redhat.com>
10025 * config/v850/v850.md (casesi): Generate LABEL_REF
10028 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10030 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10031 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10032 * i386.md (strclrsi expander): Use it.
10034 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10036 * integrate.c (copy_insn_list): handle
10037 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10038 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10039 identically as to CODE_LABEL.
10041 * fold-const (fold): Convert A/B/C to A/(B*C) and
10044 * except.c (connect_post_landing_pads): Delete the RESX insns.
10046 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10048 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10050 * config/mips/mips.md (nmadd/nmsub): Use macro.
10052 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10054 * cppinit.c (remove_dup_dir): Make static.
10055 (remove_dup_dirs): Make static. Only warn about preempting a
10056 system directory with a non-system directory.
10058 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10060 * ifcvt.c (noce_try_store_flag_constants): Correct order
10061 of parameters to trunc_int_for_mode.
10063 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10065 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10066 an exception that will be caught within this function, do not fill
10067 its delay slot with any subsequent instruction.
10069 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10071 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10072 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10073 pointer extension instruction.
10074 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10075 * simplify-rtx.c (simplify_unary_operation) Likewise.
10076 * explow.c (convert_memory_address) Check value of
10077 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10079 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10080 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10081 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10082 Add Multilib Support.
10083 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10084 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10085 Add Multilib Support.
10086 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10088 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10089 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10090 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10092 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10094 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10095 old and new operands in `<', `3' and `b'.
10097 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10099 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10100 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10101 (toplev.o): Don't depend on xcoffout.h.
10102 * c-decl.c: Include debug.h
10103 (duplicate_decls): Use debug hook.
10104 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10105 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10106 (dbxout_types): Remove.
10107 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10108 * debug.c (do_nothing_debug_hooks): Update.
10109 (debug_true_tree, debug_nothing_rtx): New.
10110 * debug.h (struct rtx_def): New.
10111 (struct gcc_debug_hooks): New hooks ignore_block,
10112 outlining_inline_function and label.
10113 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10114 dwarf2out_frame_finish): New.
10115 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10116 Make static, update prototype.
10117 (dwarf2_debug_hooks): Update.
10118 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10119 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10120 * dwarfout.c (dwarf_debug_hooks): Update.
10121 * emit-rtl.c: Include debug.h.
10122 (remove_unnecessary_notes): Use debug hook.
10123 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10124 (final_scan_insn): Use debug hook.
10125 * integrate.c (output_inline_function): Use debug hook.
10126 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10127 (sdb_debug_hooks): Update.
10128 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10129 * toplev.c: Don't include xcoffout.h.
10130 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10131 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10133 * tree.h (dwarf2out_do_frame): Remove.
10135 2001-07-19 Catherine Moore <clm@cygnus.com>
10137 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10139 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10141 * reload1.c (eliminate_regs_in_insn): When updating a set
10142 to the frame pointer to the hardware frame pointer, perform
10143 the update always not just when REPLACE is set.
10145 * reload1.c (choose_reload_regs): Don't inherit a reload
10146 that crosses multiple registers if registers past the first
10147 don't fit in the desired class.
10149 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10150 when negating constants.
10152 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10154 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10155 * doc/tree.texi: Ditto.
10157 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10158 Jakub Jelinek <jakub@redhat.com>
10160 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10161 (extract_cie_info): Handle "eh" augmentation properly,
10163 (struct frame_state, __frame_state_for): New.
10165 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10167 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10168 HANDLE_SYSV_PRAGMA): Define.
10169 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10171 (copy_object): Caller changed.
10173 2001-07-19 Andreas Schwab <schwab@suse.de>
10175 * configure.in (assembler dwarf2 debug_line support): Define nop
10177 * configure: Regenerated.
10179 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10181 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10183 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10184 to conditionally compiled block.
10185 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10186 * dbxout.h (dbxout_function): Remove.
10187 * debug.c (do_nothing_debug_hooks): Update.
10188 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10189 global_decl, deferred_inline_function.
10190 * dwarf2out.c (dwarf2_debug_hooks): Update.
10191 (dwarf2out_global_decl): New.
10192 * dwarfout.c: Don't include dwarfout.h.
10193 (dwarfout_global_decl, dwarfout_function_decl,
10194 dwarfout_deferred_inline_function): New.
10195 (dwarf_debug_hooks): Update.
10196 * dwarfout.h: Remove.
10197 * final.c: Don't include dwarfout.h.
10198 * sdbout.c (sdbout_global_decl): New.
10199 (sdbout_debug_hooks): Update.
10200 * toplev.c: Don't include dwarfout.h.
10201 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10202 (note_deferral_of_defined_inline_function): Remove.
10203 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10204 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10205 * ch/lex.c: Don't include dwarfout.h.
10206 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10207 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10208 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10209 * cp/optimize.c: Include debug.h.
10210 (maybe_clone_body): Use debug hook.
10211 * cp/semantics.c: Include debug.h.
10212 (expand_body): Use debug hook.
10213 * po/POTFILES.in: Remove dwarfout.h.
10215 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10217 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10218 * c-parse.in (yyerror, _yylex): Similarly.
10219 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10220 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10222 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10223 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10225 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10227 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10228 in-class declaration at -g1. Fixes c++/2814.
10230 2001-07-18 Richard Henderson <rth@redhat.com>
10232 * doc/md.texi (reload_in/out): Document restrictions in predicates
10233 and constraints for these patterns. Document empty string matching
10236 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10238 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10240 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10242 * cse.c: Undo my previous patch.
10244 2001-07-18 Tom Tromey <tromey@redhat.com>
10247 * configure: Rebuilt.
10248 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10250 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10252 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10253 Jan Hubicka <jh@suse.cz>
10255 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10256 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10257 * jump.c (mark_jump_label): Do not forward branches.
10259 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10261 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10262 when return value is unused.
10264 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10266 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10268 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10270 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10271 on error. We can't blindly return the result of
10272 pthread_mutex_trylock because it returns a positive number on
10273 error, while we must return -1 on error.
10274 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10276 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10278 2001-07-18 Andreas Jaeger <aj@suse.de>
10280 * integrate.c (output_inline_function): Correct type of debug_hooks.
10282 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10284 * combine.c (combine_simplify_rtx): DIV can be treated
10285 associatively for floats if unsafe math optimisations are enabled.
10287 2001-07-17 Richard Henderson <rth@redhat.com>
10289 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10291 2001-07-17 Richard Henderson <rth@redhat.com>
10293 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10294 don't force the function address into a register.
10295 (expand_call, emit_library_call_value_1): Update callers.
10296 * builtins.c (expand_builtin_apply): Likewise.
10297 * expr.h (prepare_call_address): Update decl.
10299 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10301 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10303 * config/i386/chorus.h: Move up.
10304 * config/sparc/chorus.h: Likewise.
10305 * config/rs6000/chorus.h: Likewise.
10306 * config/chorus.h: Moved here.
10308 2001-07-17 Andreas Schwab <schwab@suse.de>
10310 * configure.in (assembler eh_frame optimization): Handle big
10312 * configure: Regenerated.
10314 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10316 * expr.c (epxand_expr): Convert divisions into multiplications by
10317 reciprocals if -ffast-math.
10319 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10321 * dbxout.c (dbxout_really_begin_function): Rename to
10322 dbxout_begin_function.
10323 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10324 (dbxout_begin_function): Remove.
10325 (dbxout_function): Update.
10326 (dbxout_source_line): Update prototype.
10327 * dbxout.h (dbxout_begin_function): Remove.
10328 * debug.c (do_nothing_debug_hooks): Update.
10329 (debug_nothing_tree): Update.
10330 (debug_nothing_charstar_rtx): Remove.
10331 * debug.h (union tree_node): Declare.
10332 (struct rtx_def): Remove.
10333 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10334 begin_function. Change source_line prototype.
10335 (debug_nothing_tree): New.
10336 (debug_nothing_charstar_rtx): Delete.
10337 (dwarf2out_begin_prologue): Moved from ...
10338 * tree.h: ... here.
10339 * dwarf2out.c (dwarf2_debug_hooks): Update.
10340 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10341 debug info, call dwarf2out_source_line.
10342 (dwarf2out_souce_line): Update prototype.
10343 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10344 Change prototype, make static.
10345 (dwarfout_source_line): Update prototype.
10346 (dwarf_debug_hooks): Update.
10347 * dwarfout.h (dwarfout_begin_function): Remove.
10348 * final.c (final_start_function, final_scan_insn): Use appropriate
10349 debug hooks, update to use notice_source_line.
10350 (output_source_line): Rename notice_source_line. Don't call the
10351 source_line debug hook.
10352 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10353 make static, update prototype.
10354 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10356 (sdbout_end_prologue): New.
10357 (sdbout_source_line): Update prototype.
10358 (sdbout_debug_hooks): Update.
10359 (sdbout_symbol): Remove unused var.
10360 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10362 * varasm.c: Include debug.h.
10363 (assemble_start_function): Use begin_function debug_hook.
10364 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10365 update with prototype.
10366 (xcoffout_source_line): Update prototype.
10367 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10369 (xcoffout_source_line): Update prototype.
10371 2001-07-17 Richard Henderson <rth@redhat.com>
10373 * c-typeck.c (build_binary_op): Do not shorten unsigned
10374 right shift after sign extension.
10376 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10378 * combine.c (combine_simplify_rtx): Attempt to simplify
10379 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10381 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10382 (simplify_binary_operation, simplify_unary_operation,
10383 simplify_relational_operation): Use it.
10385 * combine.c (combine_simplify_rtx): Don't do associative law
10386 on divisions; allow associative law on floats.
10388 2001-07-17 H.J. Lu <hjl@gnu.org>
10389 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10391 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10392 ASM_OUTPUT_WEAK_ALIAS are defined.
10393 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10394 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10396 * config/mips/iris5.h: ... here.
10397 (HANDLE_SYSV_PRAGMA): Defined as 1.
10398 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10399 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10402 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10404 * c-parse.in (all_prefix_attributes): New variable.
10405 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10406 (maybe_resetattrs): New production.
10407 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10408 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10409 notype_initdcl, nested_function, notype_nested_function,
10410 component_decl, components, components_notype,
10411 component_declarator, component_notype_declarator,
10412 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10413 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10414 after a comma being applied to more than one declarator.
10415 * doc/extend.texi (Attribute Syntax): Update. Remove
10416 documentation of bugs that are no longer present.
10418 2001-07-13 Eric Christopher <echristo@redhat.com>
10420 * config/mips/mips.h: Change TUNE_MIPS* options to use
10422 (EXTRA_SPECS): Add cc1_cpu_spec.
10423 * config/mips/mips.md (muldf3): Fix typo.
10425 2001-07-16 Richard Henderson <rth@redhat.com>
10427 * config/m68k/m68k.c: Include expr.h and reload.h.
10428 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10429 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10431 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10432 Richard Henderson <rth@redhat.com>
10434 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10435 (insn_live_p): Fix fall off end of function.
10436 (dead_libcall_p): Remove COUNTS argument; update callers.
10437 (delete_trivially_dead_insns): Remove unused variables.
10439 2001-07-17 Andreas Jaeger <aj@suse.de>
10441 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10442 x86-64 pic support.
10444 * lcm.c (optimize_mode_switching): Avoid warning for unused
10445 variable if !NORMAL_MODE.
10447 * flow.c (try_crossjump_to_edge): Remove unused variable.
10449 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10451 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10452 atexit declaration in stdlib.h.
10454 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10456 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10458 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10460 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10461 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10462 do rebuild_jump_labels instead of jump_optimize
10463 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10464 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10465 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10467 * flow.c: Include timevar.h
10468 (find_basic_block): Push/pop timevar;
10469 (cleanup_cfg): Likewise.
10470 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10471 * Makefile: Add dependencies on timevar.h
10473 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10474 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10476 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10477 * toplev.c (rest_of_compilation): Update calls.
10478 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10479 (delete_trivially_dead_insns): ... here; accept new argument
10480 preserve_basic_blocks; preserve basic blocks if set.
10482 * reg-stack.c (stack_regs_mentioned): Return 0 if
10483 stack_regs_mentioned_data is not initialized.
10484 (reg_to_stack): Make stack_regs_mentioned survive after the
10485 reg-stack is completted; do not call cleanup_cfg.
10486 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10487 make cleanup_cfg after bb-reorder to output to debug file.
10489 2001-07-16 Richard Henderson <rth@redhat.com>
10491 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10492 from int_reg_class_contents.
10494 2001-07-16 Richard Henderson <rth@redhat.com>
10496 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10497 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10498 (init_reg_sets_1): Move initialization from cse_main.
10499 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10500 (cse_main): Move its initialization also.
10501 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10502 * flow.c (propagate_one_insn): Likewise.
10503 * gcse.c (compute_hash_table): Likewise.
10504 (compute_kill_rd, compute_store_table): Likewise.
10505 * sched-deps.c (sched_analyze_1): Likewise.
10507 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10509 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10512 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10514 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10515 in if statement so we don't access undefined memory.
10517 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10519 * gcse.c: Update comment at top.
10520 Update comment on mem handling.
10521 mem_last_set, mem_first_set, mem_set_in_block: gone.
10522 Declaration of reg_set_info: gone.
10523 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10524 pointless with load_killed_in_block_p (they are *more*
10525 conservative then it, not less, and less accurate).
10526 (oprs_not_set_p): Ditto.
10527 (alloc_gcse_mem): Don't allocate mem_set_in_block
10528 (free_gcse_mem): Don't free it, either.
10529 (record_last_mem_set_info): Update comment in front, remove
10530 mem_*set_* stuff. Note the reason we don't handle stores directly
10532 (compute_hash_table): Update comments to reflect reality. Remove
10533 mem_*set_* references.
10534 (reset_opr_set_tables): Remove mem_*set_* references.
10535 (mark_call): Ditto.
10536 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10537 (mark_clobber): Ditto (on both parts, we double set here too).
10538 (expr_killed_p): Remove mem_set_in_block test.
10539 (compute_transp): Remove mem_set_in_block test.
10541 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10542 of edge, and removal of phi alternative to dump file.
10543 (ssa_ccp_substitute_constants): Add note about register now being
10544 constant, and which uses were replaced in what insns to dump file.
10546 2001-07-16 Andreas Jaeger <aj@suse.de>
10548 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10549 variables of type HOST_WIDEST_INT.
10551 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10552 (__bb_exit_func): Correct type of count_max to avoid overflow.
10553 (num_digits): Handle long long argument.
10555 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10557 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10559 * output.h (sdb_begin_function_line): Restore as an extern
10561 * sdbout.c (sdb_begin_function_line): Make extern.
10563 2001-07-15 Richard Henderson <rth@redhat.com>
10565 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10566 * genrecog.c (maybe_both_true_mode): New.
10567 (maybe_both_true_2): Use it.
10568 (write_switch): Don't put Pmode in a switch.
10569 * rtl.c (mode arrays): Don't explicitly size them.
10571 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10573 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10574 handling; move unconditional splitting before mode switching.
10576 * i386.md (type): Add fistp type.
10577 (i387, length_attr, scheduling definitions): Handle this type.
10578 (fix_trunc?f?i2): Revamp to use mode switching.
10579 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10580 * i386.h (fp_cw_mode): New enum
10581 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10582 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10584 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10586 * Makefile.in (integrate.o): Add debug.h.
10587 * integrate.c (debug.h): Add.
10588 (output_inline_function): Save, reset, and restore debug_hooks.
10590 2001-07-15 Richard Henderson <rth@redhat.com>
10592 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10593 instead of COMPARE for the EQUIV expression.
10595 2001-07-15 Richard Henderson <rth@redhat.com>
10597 * flow.c (redirect_edge_and_branch_force): Initialize
10598 global_live_at_start and global_live_at_end.
10599 (allocate_bb_life_data): Export.
10600 * basic-block.h (allocate_bb_life_data): Declare.
10601 * toplev.c (rest_of_compilation): Call it.
10603 2001-07-15 Richard Henderson <rth@redhat.com>
10605 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10606 (alpha_tablejump_best_label): New.
10607 * config/alpha/alpha-protos.h: Declare them.
10608 * config/alpha/alpha.md: Use braced strings for code blocks.
10609 (tablejump_osf): Break out add with r29.
10610 (tablejump_osf_internal): Remove.
10611 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10612 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10614 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10616 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10619 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10621 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10622 (ix86_fp_jump_nontrivial_p): New.
10623 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10624 use ix86_fp_jump_nontrivial_p.
10625 * i386.c (ix86_fp_jump_nontrivial_p): New.
10626 (ix86_split_fp_branch): Accept code instead of rtx.
10627 (ix86_expand_compare): Expand comparison early in case
10628 doing so is resonably cheap.
10630 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10632 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10634 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10635 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10637 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10639 * dbxout.c (dbxout_source_line): Make static, update prototype.
10640 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10641 (dbxout_init, dbxout_finish, dbxout_source_line,
10642 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10643 * dbxout.h (dbxout_source_line): Delete.
10644 * debug.c (debug_nothing_file, debug_nothing_file_int,
10645 debug_nothing_file_charstar_rtx): New.
10646 (do_nothing_debug_hooks): Update.
10647 (debug_nothing_void, debug_nothing_charstar_rtx,
10648 dwarf2out_end_epilogue): New.
10649 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10650 * debug.h (struct rtx_def): Declare.
10651 (gcc_debug_hooks): New hooks source_line, end_epilogue
10653 (debug_nothing_void, debug_nothing_charstar_rtx,
10654 dwarf2out_end_epilogue): New.
10655 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10656 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10657 (dwarf2_debug_hooks): Update.
10658 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10659 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10660 * dwarf2out.h (dwarf2out_source_line): Remove.
10661 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10662 Make static, update prototype.
10663 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10664 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10665 (dwarf_debug_hooks): Update.
10666 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10667 dwarfout_end_function): Remove.
10668 * final.c (profile_function): Use debug hooks for ending functions
10670 (output_source_line, final_end_function): Update prototype,
10672 (final_start_function, final_scan_insn): Update.
10673 * output.h (sdb_begin_function_line): Remove.
10674 (final_end_function): Update prototype.
10675 * sdbout.c (sdb_begin_function_line): Make static.
10676 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10677 (sdbout_source_line): New.
10678 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10680 (sdb_debug_hooks): Update.
10681 (sdbout_init, sdbout_source_line,
10682 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10683 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10684 * toplev.c (compile_file, rest_of_compilation): Update.
10685 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10686 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10687 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10688 Update for prototype changes.
10689 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10690 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10692 2001-07-15 Richard Henderson <rth@redhat.com>
10694 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10695 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10696 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10697 * config/alpha/alpha.c: Likewise.
10698 * config/alpha/alpha.md: Likewise.
10699 * config/alpha/alpha32.h: Likewise.
10700 * config/alpha/vms.h: Likewise.
10701 (OPEN_VMS): Remove.
10703 2001-07-14 Richard Henderson <rth@redhat.com>
10705 * config/alpha/alpha.md: Use define_constants for unspec values.
10706 Substitute throughout.
10708 2001-07-14 Tim Josling <tej@melbpc.org.au>
10710 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10712 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10714 * pa.md: Remove unused constraints from define_split's.
10716 2001-04-14 Richard Henderson <rth@redhat.com>
10718 * ifcvt.c (find_cond_trap): Test for exit block.
10720 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10722 Re-install recently reverted patch.
10723 * emit-rtl.c (try_split): Update mark_jump_label call.
10724 * flow.c (find_sub_basic_blocks): Likewise.
10725 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10726 jump_back_p): Kill.
10727 (mark_all_labels): Kill second parameter.
10728 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10729 (rebuild_jump_labels, jump_optimize_minimal): Update call
10730 of jump_optimize_1.
10731 (jump_optimize_1): Kill crossjumping code.
10732 (mark_jump_label): Kill cross_jump parameter.
10733 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10734 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10735 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10737 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10739 (dump_file_info): Likewise.
10740 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10741 reorganize passes to do reg-stack first, bb-reorder second.
10742 * invoke.texi (-d letters doc): Remove the jump2 pass.
10744 2001-07-14 Richard Henderson <rth@redhat.com>
10746 * ifcvt.c (find_cond_trap): New.
10747 (find_if_header): Call it.
10748 (merge_if_block): Relax existing jump sanity check.
10749 * jump.c (jump_optimize_1): Remove conditional trap handling.
10751 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10753 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10755 (insn_refs_are_delayed): Correct comment.
10756 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10757 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10758 instead of r31. Make associated insn !TARGET_64BIT, and
10759 provide an additional 64-bit insn that clobbers r2.
10760 (divsi3): Likewise.
10761 (udivsi3): Likewise.
10762 (modsi3): Likewise.
10763 (umodsi3): Likewise.
10765 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10767 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10769 * flow.c (redirect_edge_and_branch_force, split_edge,
10770 try_crossjump_to_edge): Use set_block_for_new_insns.
10771 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10773 2001-07-13 H.J. Lu (hjl@gnu.org)
10775 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10778 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10780 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10782 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10784 * c-common.c (decl_attributes): Take a pointer to the node to
10785 which attributes are to be attached, and a flags argument.
10786 * c-common.h (enum attribute_flags): New.
10787 (decl_attributes): Update prototype.
10788 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10789 finish_enum, start_function): Update calls to decl_attributes.
10790 * c-parse.in (component_declarator, component_notype_declarator,
10791 label): Update calls to decl_attributes.
10793 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10795 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10796 * config/avr/avr.c (legitimate_address_p): Return value changed
10797 from letter to register classes. For better debugging.
10799 2001-07-13 Kazu Hirata <kazu@hxi.com>
10801 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10803 2001-07-13 H.J. Lu (hjl@gnu.org)
10805 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10807 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10809 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10810 correctly for shared configurations.
10811 * config/t-libgcc-pic: New.
10812 * config/{i386,m68k,sparc}/t-openbsd: New.
10813 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10814 Support -shared. Support debugging libraries with -g.
10815 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10816 frame information does not emit pointer diffs.
10817 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10818 emit pointer diffs.
10820 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10822 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10824 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10826 * combine.c (try_combine): Ensure const_int pow2 is positive.
10828 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10830 * config.gcc: Add configuration for s/390.
10831 * config/s390/s390.c: New. Subroutines for code generation.
10832 * config/s390/s390.h: New. Definitions for s/390.
10833 * config/s390/s390-protos.h: New. Prototypes.
10834 * config/s390/linux.h: New. Definitions for linux for s/390.
10835 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10836 * config/s390/t-linux: New. Makefile fragment.
10837 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10838 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10840 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10842 * emit-rtl.c (try_split): Update mark_jump_label call.
10843 * flow.c (find_sub_basic_blocks): Likewise.
10844 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10845 jump_back_p): Kill.
10846 (mark_all_labels): Kill second parameter.
10847 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10848 (rebuild_jump_labels, jump_optimize_minimal): Update call
10849 of jump_optimize_1.
10850 (jump_optimize_1): Kill crossjumping code.
10851 (mark_jump_label): Kill cross_jump parameter.
10852 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10853 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10854 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10856 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10858 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10859 reorganize passes to do reg-stack first, bb-reorder second.
10860 * invoke.texi (-d letters doc): Remove the jump2 pass.
10862 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10864 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10866 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10868 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10870 (verify_flow_info): Make diagnostics prettier.
10872 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10874 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10876 * flow.c (outgoing_edges_match): Return early if condition reversal
10879 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10881 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10882 (mips_move_2words): When splitting a move into two instructions,
10883 prefix the second address operand with '%D'.
10885 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10887 * Makefile.in (final.o): Depend on debug.h.
10888 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10889 (dbx_debug_hooks): Add new hooks.
10890 (xcoff_debug_hooks): New.
10891 * debug.c (debug_nothing_file_int_int): New.
10892 (do_nothing_debug_hooks): Update.
10893 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10894 (debug_nothing_file_int_int): New.
10895 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10896 static, update prototype.
10897 (dwarf2_debug_hooks): Update.
10898 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10899 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10900 static, update prototype.
10901 (dwarf_debug_hooks): Update.
10902 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10903 * final.c: Include debug.h.
10904 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10905 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10906 static, update prototype.
10907 (sdb_debug_hooks): Update.
10908 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10909 * toplev.c: Distinguish between xcoff and dbx.
10911 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10912 Call all debug hooks, not just dwarf ones.
10914 2001-07-11 Timothy Wall <twall@redhat.com>
10916 * config.gcc: Add configuration for AIX5/IA64.
10917 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10918 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10919 support prefix/suffix code.
10920 * config/ia64/t-aix: New. Makefile fragment.
10921 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10923 2001-07-11 Kazu Hirata <kazu@hxi.com>
10925 * recog.c (validate_change): Fix a comment typo.
10927 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10929 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10930 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10932 * dbxout.c (dbx_debug_hooks): Add new hooks.
10933 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10935 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10937 * dbxout.h (dbxout_start_new_source_file,
10938 dbxout_resume_previous_source_file): Delete.
10939 * debug.c (do_nothing_debug_hooks): Add new hooks.
10940 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10941 (debug_nothing_int_charstar, debug_nothing_int): New.
10942 * debug.h (gcc_debug_hooks): New hooks define, undef,
10943 start_source_file and end_source_file.
10944 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10945 (debug_nothing_int_charstar, debug_nothing_int): New.
10946 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10947 the conditionally compiled section.
10948 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10949 dwarf2out_define, dwarf2out_undef): Make static.
10950 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10951 dwarf2out_define, dwarf2out_undef): Remove.
10952 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10953 (dwarfout_start_source_file, dwarfout_end_source_file,
10954 dwarfout_define, dwarfout_undef): Make static.
10955 (dwarfout_start_source_file_check,
10956 dwarfout_end_source_file_check): New.
10957 (dwarfout_define, dwarfout_finish): Update.
10958 * dwarfout.h (dwarfout_start_new_source_file,
10959 dwarfout_resume_previous_source_file, dwarfout_define,
10960 dwarfout_undef): Remove.
10961 * sdbout.c (sdb_debug_hooks): Add new hooks.
10962 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10964 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10965 make static, take an arg.
10966 * sdbout.h (sdbout_start_new_source_file,
10967 sdbout_resume_previous_source_file): Delete.
10968 * toplev.c (debug_start_source_file, debug_end_source_file,
10969 debug_define, debug_undef): Delete.
10970 * toplev.h (debug_start_source_file, debug_end_source_file,
10971 debug_define, debug_undef): Delete.
10973 * java/jcf-parse.c: Include debug.h.
10974 (parse_class_file): Update to use debug hooks directly.
10975 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10977 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10979 * alias.c (set_mem_alias_set): New function.
10980 * rtl.h (set_mem_alias_set): Declare it.
10981 * builtins.c (expand_builtin_return_addr): Call it instead of
10982 using MEM_ALIAS_SET accessor.
10983 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10984 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10985 (expand_builtin_va_copy):Likewise.
10986 * caller-save.c (setup_save_areas): Likewise.
10987 * calls.c (compute_argument_addresses): Likewise.
10988 * explow.c (set_mem_attributes): Likewise.
10989 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10990 (expand_assignment, store_constructor_field, store_field): Likewise.
10991 (expand_expr_unaligned): Likewise.
10992 * function.c (assign_stack_temp_for_type): Likewise.
10993 (put_reg_into_stack, gen_mem_addressof): Likewise.
10994 * ifcvt.c (noce_try_cmove_arith): Likewise.
10995 * reload1.c (reload, alter_reg): Likewise.
10996 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10997 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10998 (alpha_expand_unaligned_store): Likewise
10999 (alpha_expand_unaligned_load_words): Likewise.
11000 (alpha_expand_unaligned_store_words): Likewise.
11001 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11002 (alpha_expand_epilogue): Likewise.
11003 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11004 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11005 * config/i386/i386.c (legitimize_pic_address): Likewise.
11006 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11007 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11008 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11009 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11010 * config/mips/mips.c (mips_va_arg): Likewise.
11011 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11012 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11013 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11014 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11015 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11016 (rs6000_emit_epilogue): Likewise.
11017 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11018 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11019 * config/v850/v850.c (v850_va_arg): Likewise.
11021 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11023 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11024 when fallthru edge is present.
11025 (mege_blocks): Handle case where creation of jump insn
11028 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11029 CLEANUP_POST_REGSTACK): New constants.
11030 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11031 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11032 * output.h (cleanup_cfg): Update prototype.
11033 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11034 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11035 cleanup_cfg call; kill missleading comment.
11036 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11037 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11038 parameter; control optimizations performed using it.
11039 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11040 try_crossjump_bb): New functions.
11042 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11044 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11046 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11047 pa_output_function_prologue.
11048 * pa-protos.h (pa_output_function_prologue): New prototype.
11050 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11052 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11053 and low to get correct sign extension in low+high test.
11055 2001-07-11 Janis Johnson <janis@us.ibm.com>
11057 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11058 for large hit count.
11060 * profile.c (branch_prob): Fix .bbg info for computed gotos
11063 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11065 * stmt.c (parse_output_constraint): New function, split out
11067 (expand_asm_operands): ... here. Use parse_output_constraint.
11068 * tree.h (parse_output_constraint): Declare it.
11070 2001-07-11 Richard Henderson <rth@redhat.com>
11072 * bitmap.c: Comment some functions; fiddle whitespace.
11073 (bitmap_free): Don't export.
11074 (bitmap_element_allocate): Use memset.
11075 * bitmap.h (bitmap_free): Don't declare.
11077 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11079 * gcse.c, lcm.c, sched-deps.c:
11080 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11082 * flow.c (flow_loops_find): Free dom if we found no loops, since
11083 we aren't going to save it.
11085 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11088 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11090 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11092 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11094 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11095 #ifndef DWARF2_DEBUGGING_INFO.
11097 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11099 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11101 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11103 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11104 reverse a branch if a NE comparison is implemented with GTU.
11106 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11107 H.J. Lu <hjl@gnu.org>
11109 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11110 constant addresses.
11111 (call_internal2): Likewise.
11112 (call_value_internal1): Likewise.
11113 (call_value_internal2): Likewise.
11114 (call_value_multiple_internal1): Likewise.
11115 (call_value_multiple_internal2): Likewise.
11117 2001-07-10 Kazu Hirata <kazu@hxi.com>
11119 * calls.c (emit_library_call_value_1): Fix a comment typo.
11120 * dwarf2out.c (mem_loc_descriptor): Likewise.
11121 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11123 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11125 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11127 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11129 * recog.c (offsettable_address_p): Handle LO_SUM case.
11130 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11131 instead of plus_constant.
11133 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11135 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11136 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11138 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11140 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11141 adjust_address_nv instead of plus_constant.
11143 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11145 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11146 dwarf2out.o): Depend on debug.h, wrap long lines.
11147 * dbxout.c: Include debug.h.
11148 (dbx_debug_hooks): New.
11149 (dbxout_init): Make static, take just 2 args.
11150 (dbxout_finish): Make static.
11151 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11152 * debug.c: New file.
11153 * debug.h: New file.
11154 * dwarf2out.c: Include debug.h.
11155 (dwarf2_debug_hooks): New.
11156 (dwarf2out_init): Make static.
11157 (dwarf2out_finish): Make static, take 2 args.
11158 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11159 * dwarfout.c: Include debug.h.
11160 (dwarf_debug_hooks): New.
11161 (dwarfout_init): Make static.
11162 (dwarfout_finish): Make static, take 2 args.
11163 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11164 * sdbout.c: Include debug.h.
11165 (sdb_debug_hooks): New.
11166 (sdbout_init): Make static, take 2 args.
11167 * sdbout.h (sdbout_init): Delete.
11168 * toplev.c: Include debug.h.
11169 (debug_hooks): New.
11170 (compile_file): Set deubg_hooks based on command line options.
11171 Use the hooks unconditionally rather than conditional compilation.
11173 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11175 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11176 first_insn_after_basic_block_note instead.
11178 * df.c (df_bb_refs_unlink): #if 0 out for now.
11180 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11182 * ssa.h: Add prototype for ssa_const_prop
11183 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11184 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11185 (ssa_fast_dce): Remove unused variable
11187 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11189 * diagnostic.c (finish_diagnostic): Rename to
11190 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11193 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11195 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11198 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11199 (dump_file): Only pad the demangled name with spaces if the
11200 mangled name was padded with spaces.
11202 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11204 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11207 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11209 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11210 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11211 EXPAND_INITIALIZER.
11213 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11214 whether can put offset inside LO_SUM to check mode alignment, not size.
11216 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11218 * doc/tm.texi (Misc): Fix thinko.
11220 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11222 * regmove.c (replace_in_call_usage): Fix warnings.
11223 * sched-deps.c (add_dependence): Fix warnings.
11224 * simplify-rtx.c (simplify_subreg): Likewise.
11225 Return NULL_RTX instead of NULL.
11227 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11228 (subst_asm_stack_regs): Likewise.
11230 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11233 * dwarf2out.c (output_call_frame_info): Declare i as int.
11234 (build_abbrev_table): Declare n_alloc as int.
11235 (dwarf2out_finish): Initialize die.
11236 * except.c: Declare sjlj_funcdef_number as unsigned.
11237 (connect_post_landing_pads): Declare j as unsigned.
11238 (convert_to_eh_region_ranges): Initialize call_site.
11239 (output_function_exception_table): Initialize tt_format_size.
11240 * expr.c (move_by_pieces_1): Initialize to1.
11241 (store_constructor): Initialize minelt and maxelt.
11242 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11243 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11245 * c-decl.c (combine_parm_decls): Unused, remove.
11246 * c-tree.h: Remove prototype for combine_parm_decls.
11248 * reload.c (push_reload): Fix warning.
11249 (regno_clobbered_p): Likewise.
11250 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11251 (reload_combine): Likewise.
11253 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11254 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11256 * bitmap.c (bitmap_operation): Change user.
11257 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11259 2001-07-10 Eric Christopher <echristo@redhat.com>
11261 * config/mips/mips.c (override_options): Fix typo.
11263 2001-07-09 Stan Shebs <shebs@apple.com>
11265 * target.h (struct gcc_target): New fields init_builtins and
11267 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11268 (TARGET_EXPAND_BUILTIN): New macro.
11269 (TARGET_INITIALIZER): Add them.
11270 * builtins.c: Include target.h.
11271 (expand_builtin): Use targetm.expand_builtin.
11272 (default_init_builtins): New function.
11273 (default_expand_builtin): New function.
11274 * expr.h (default_init_builtins): Declare.
11275 (default_expand_builtin): Declare.
11276 * c-common.c (c_common_nodes_and_builtins): Use
11277 targetm.init_builtins.
11278 * defaults.h (MD_INIT_BUILTINS): Remove.
11279 * Makefile.in (builtins.o): Depend on target.h.
11281 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11282 (TARGET_EXPAND_BUILTIN): Define.
11283 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11284 (MD_EXPAND_BUILTIN): Remove.
11286 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11287 (TARGET_EXPAND_BUILTIN): Define.
11288 (c4x_init_builtins): Make endlink arg a local.
11289 (c4x_print_operand): Fix typos in adjust_address usages.
11290 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11291 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11292 (MD_EXPAND_BUILTIN): Remove.
11294 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11295 (TARGET_EXPAND_BUILTIN): Define.
11296 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11297 (ix86_init_builtins): Call new function only if TARGET_MMX.
11298 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11299 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11300 (MD_EXPAND_BUILTIN): Remove.
11302 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11303 (TARGET_EXPAND_BUILTIN): Define.
11304 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11305 (MD_EXPAND_BUILTIN): Remove.
11307 * doc/tm.texi: Document these changes.
11309 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11311 * basic-block.h (tree_node): Forward declare if needed.
11312 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11313 (BLOCK_HEAD_TREE): Define.
11314 (BLOCK_END_TREE): Define.
11315 (struct loops): Rename field 'tree' to 'tree_root'.
11316 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11318 (flow_loops_tree_build): Rename reference to field 'tree' to
11320 (flow_loops_level_compute): Ditto.
11321 * predict.c (estimate_bb_frequencies): Ditto.
11322 * tree.h (struct tree_common): Add field 'aux'.
11324 2001-07-09 Stan Shebs <shebs@apple.com>
11326 * config/darwin.c (darwin_encode_section_info): Don't mark any
11327 DECL_EXTERNAL node as defined.
11329 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11331 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11332 pa_free_machine_status, hppa_init_pic_save): Delete.
11333 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11334 (hppa_profile_hook): Use hppa_pic_save_rtx.
11335 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11336 hppa_init_pic_save): Delete.
11337 (hppa_pic_save_rtx): Declare.
11338 * pa.md (call, call_value, sibcall, sibcall_value,
11339 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11341 2001-07-09 Kazu Hirata <kazu@hxi.com>
11343 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11344 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11346 2001-07-09 Andreas Jaeger <aj@suse.de>
11348 * output.h: Add declaration of final_forward_branch_p.
11350 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11352 * varray.c: Include errors.h for internal_error and trim_filename
11355 * Makefile.in (varray.o): Add errors.h.
11357 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11359 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11360 * optabs.c (have_add2_insn): Check whether the add insn chosen
11361 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11362 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11364 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11366 * Makefile.in (OBJS): Add ssa-ccp.o
11367 (ssa-ccp.o): Add dependencies.
11368 * toplev.c (DFI_ssa_ccp): New dump file enum.
11369 (dump_file): Add entry for dumping after SSA CCP.
11370 (flag_ssa_ccp): New flag variable.
11371 (f_options): Add -fssa-ccp.
11372 (rest_of_compilation): Run SSA CCP if requested.
11373 * timevar.def (TV_SSA_CCP): New timevar.
11374 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11375 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11376 Fix minor typo in SSA DCE documentation.
11377 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11378 Add documentation for new dump option. Renumber dump files
11381 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11383 * emit-rtl.c (gen_highpart_mode): New.
11384 * rtl.h (gen_highpart_mode): Declare.
11385 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11386 operand can be VOIDmode constant.
11388 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11390 * flow.c (redirect_edge_and_branch_force): New.
11391 (can_fallthru): Ensure that basic blocks are succeeding.
11392 (try_optimize_cfg): Do not delete basic block if it is the last one.
11394 * flow.c (try_redirect_by_replacing_jump): Do not remove
11395 jumps with side effects, unlink chain on fallthru edge;
11396 set block for new jump instruction; avoid basic block to
11397 over by line number note.
11399 * flow.c (try_simplify_condjump): Verify that the condjump
11400 is not always falling trought.
11403 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11405 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11406 (try_redirect_by_replacing_jump): Update properly the count
11407 and frequency information.
11409 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11411 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11412 address that is a LO_SUM specially.
11413 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11415 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11417 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11418 (operand_subword): Use them.
11419 (change_address_1): Renamed from change_address; new arg VALIDATE.
11420 * expr.h: Reflect above changes; change_address now macro.
11421 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11423 * cselib.c (add_mem_for_addr): Likewise.
11424 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11425 * regmove.c (try_apply_stack_adjustment): Likewise.
11426 * reload.c (push_reload, make_memloc): Likewise.
11427 * reload1.c (eliminate_regs): Likewise.
11428 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11429 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11431 * combine.c (make_extraction, simplify_shift_const): Likewise.
11432 (gen_lowpart_for_combine): Likewise.
11433 * cse.c (gen_lowpart_if_possible): Likewise.
11434 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11435 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11436 * optabs.c (gen_move_insn): Likewise.
11437 * reload1.c (alter_reg): Likewise.
11438 * simplify-rtx.c (simplify_subreg): Likewise.
11439 * stmt.c (expand_anon_union_decl): Likewise.
11440 * recog.c (validate_replace_rtx_1): Likewise.
11442 * Makefile.in (recog.o): Add $(EXPR_H).
11443 * explow.c (stabilize): Call replace_equiv_address.
11444 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11445 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11447 2001-07-03 Andrew Haley <aph@redhat.com>
11449 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11450 the mode of the memory location.
11452 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11454 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11456 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11458 * final.c (output_addr_const): Use target opening and
11459 closing parentheses.
11460 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11461 defaults, add to TARGET_ASM_OUT.
11462 * target.h (struct gcc_target): Add open_paren and close_paren.
11463 * doc/md.texi: Update.
11464 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11465 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11466 TARGET_ASM_CLOSE_PAREN.
11467 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11469 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11471 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11472 * config/a29k/a29k.h: Similarly.
11473 * config/alpha/alpha.h: Similarly.
11474 * config/arc/arc.h: Similarly.
11475 * config/arm/aof.h: Similarly.
11476 * config/arm/aout.h: Similarly.
11477 * config/avr/avr.h: Similarly.
11478 * config/c4x/c4x.h: Similarly.
11479 * config/clipper/clipper.h: Similarly.
11480 * config/convex/convex.h: Similarly.
11481 * config/d30v/d30v.h: Similarly.
11482 * config/dsp16xx/dsp16xx.h: Similarly.
11483 * config/elxsi/elxsi.h: Similarly.
11484 * config/fr30/fr30.h: Similarly.
11485 * config/h8300/h8300.h: Similarly.
11486 * config/i370/i370.h: Similarly.
11487 * config/i386/i386.h: Similarly.
11488 * config/i860/i860.h: Similarly.
11489 * config/i960/i960.h: Similarly.
11490 * config/ia64/ia64.h: Similarly.
11491 * config/m32r/m32r.h: Similarly.
11492 * config/m68hc11/m68hc11.h: Similarly.
11493 * config/m68k/m68k.h: Similarly.
11494 * config/m88k/m88k.h: Similarly.
11495 * config/mcore/mcore.h: Similarly.
11496 * config/mips/mips.h: Similarly.
11497 * config/mn10200/mn10200.h: Similarly.
11498 * config/mn10300/mn10300.h: Similarly.
11499 * config/ns32k/ns32k.h: Similarly.
11500 * config/pa/pa.h: Similarly.
11501 * config/pdp11/pdp11.h: Similarly.
11502 * config/pj/pj.h: Similarly.
11503 * config/romp/romp.h: Similarly.
11504 * config/rs6000/rs6000.h: Similarly.
11505 * config/sh/sh.h: Similarly.
11506 * config/sparc/sparc.h: Similarly.
11507 * config/v850/v850.h: Similarly.
11508 * config/vax/vax.h: Similarly.
11509 * config/we32k/we32k.h: Similarly.
11511 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11513 * doc/c-tree.texi: Document representation of attributes.
11515 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11517 * doc/tm.texi: Update some places for the rename of target to
11520 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11522 * target.h (struct gcc_target): Add insert_attributes.
11523 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11524 (TARGET_INITIALIZER): Update.
11525 * tree.c, tree.h (default_insert_attributes): New function.
11526 Update comments on other default functions to refer to targetm,
11528 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11529 TARGET_INSERT_ATTRIBUTES.
11530 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11531 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11532 Don't use PRAGMA_INSERT_ATTRIBUTES.
11533 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11534 * c-decl.c (start_decl, start_function): Don't call
11535 SET_DEFAULT_DECL_ATTRIBUTES.
11536 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11537 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11539 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11540 (c4x_check_attribute): Avoid modifying attribute list itself.
11541 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11543 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11544 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11546 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11547 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11549 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11550 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11552 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11553 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11554 Adjust parameters. Make static.
11556 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11558 * c-common.c (decl_attributes): Only take a single attributes
11560 * c-common.h (decl_attributes): Update prototype.
11561 * c-decl.c (start_decl, start_function): Only take a single
11562 attributes parameter. Update calls to decl_attributes.
11563 (finish_struct, finish_enum): Update calls to decl_attributes.
11564 (push_parm_decl): Expect unified list of attributes. Update call
11565 to decl_attributes.
11566 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11567 notype_nested_function, component_declarator,
11568 component_notype_declarator, label): Update calls to
11570 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11571 lists that are passed to push_parm_decl.
11572 * c-tree.h (start_function, start_decl): Update prototypes.
11573 * config/sh/sh-protos.h, config/sh/sh.c
11574 (sh_pragma_insert_attributes): Only take a single attributes
11576 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11577 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11578 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11579 build_module_descriptor, generate_static_references,
11580 generate_strings, build_selector_translation_table,
11581 generate_descriptor_table, generate_protocols,
11582 generate_ivars_list, generate_dispatch_table,
11583 generate_protocol_list, generate_category,
11584 generate_shared_structures, really_start_method, add_objc_decls,
11585 generate_classref_translation_entry): Update calls to start_decl
11586 and start_function.
11587 (build_tmp_function_decl, start_method_def): Unify attribute lists
11588 that are passed to push_parm_decl.
11590 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11592 * final.c (no_asm_to_stream): New.
11593 (final_scan_insn): Use target structures for prologue ends
11594 and epilogue starts.
11595 * output.h (no_asm_to_stream): New.
11596 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11597 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11598 (TARGET_ASM_OUT): Update.
11599 * target.h (struct gcc_target): New members function_end_prologue
11600 and function_begin_epilogue.
11601 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11602 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11603 * config/alpha/alpha.c (output_end_prologue): Rename to
11604 alpha_output_function_end_prologue. Use in target struct
11606 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11607 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11608 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11609 ia64_output_function_end_prologue. Use in target struct
11611 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11612 mistyped prototypes.
11613 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11614 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11616 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11617 an use in target struct, make static.
11618 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11621 2001-07-08 Richard Henderson <rth@redhat.com>
11623 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11625 2001-07-08 Richard Henderson <rth@redhat.com>
11627 * config/i386/i386.md: Remove constraints strings from define_split
11628 and define_peephole2 patterns.
11629 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11630 (eh_return): Use them.
11632 2001-07-08 Richard Henderson <rth@redhat.com>
11634 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11635 Document MD_FALLBACK_FRAME_STATE_FOR.
11637 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11639 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11640 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11642 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11644 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11646 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11647 of the label inside NAME as opposed to just the end of NAME.
11649 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11651 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11652 * config/alpha/alpha.c (alpha_init_machine_status,
11653 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11654 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11655 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11656 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11658 2001-07-06 Stan Shebs <shebs@apple.com>
11660 * target.h (targetm): Rename global from "target", so as not to
11661 conflict with local variables.
11663 * c-typeck.c: Ditto.
11666 * cp/decl.c: Ditto.
11667 * cp/decl2.c: Ditto.
11668 * cp/typeck.c: Ditto.
11669 * 1750a/1750a.c: Ditto.
11670 * a29k/a29k.c: Ditto.
11671 * arc/arc.c: Ditto.
11672 * arm/arm.c: Ditto.
11673 * avr/avr.c: Ditto.
11674 * clipper/clipper.c: Ditto.
11675 * convex/convex.c: Ditto.
11676 * d30v/d30v.c: Ditto.
11677 * dsp16xx/dsp16xx.c: Ditto.
11678 * elxsi/elxsi.c: Ditto.
11679 * fr30/fr30.c: Ditto.
11680 * h8300/h8300.c: Ditto.
11681 * i370/i370.c: Ditto.
11682 * i386/i386.c: Ditto.
11683 * i860/i860.c: Ditto.
11684 * i960/i960.c: Ditto.
11685 * ia64/ia64.c: Ditto.
11686 * m32r/m32r.c: Ditto.
11687 * m68hc11/m68hc11.c: Ditto.
11688 * m68k/m68k.c: Ditto.
11689 * m88k/m88k.c: Ditto.
11690 * mips/mips.c: Ditto.
11691 * ns32k/ns32k.c: Ditto.
11693 * pdp11/pdp11.c: Ditto.
11694 * romp/romp.c: Ditto.
11695 * rs6000/rs6000.c: Ditto.
11697 * sparc/sparc.c: Ditto.
11698 * vax/vax.c: Ditto.
11699 * we32k/we32k.c: Ditto.
11700 * doc/tm.texi: Update the manual to match.
11702 2001-07-06 Richard Henderson <rth@redhat.com>
11704 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11705 DWARF2_UNWIND_INFO not just whether it is defined.
11707 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11709 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11710 call to simplify_binary_operation returns a new pattern.
11712 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11714 * glimits.h (__SHRT_MAX__): New.
11715 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11716 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11718 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11720 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11723 2001-07-06 Richard Henderson <rth@redhat.com>
11725 * bitmap.c (bitmap_release_memory): Move adjacent to the
11726 allocation functions.
11727 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11728 the implementation. Binary search for the set bit.
11729 (bitmap_union_of_diff): Allocate the temporary on the stack
11730 instead of using xmalloc.
11732 2001-07-06 Richard Henderson <rth@redhat.com>
11734 * genrecog.c (validate_pattern): Warn for constraints in
11735 define_{expand,split,peephole2}. Remove strict_low_part
11736 before looking up match_dup.
11738 2001-07-06 DJ Delorie <dj@redhat.com>
11740 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11741 chapter about various build hints and history. Add section
11742 talking about the various types of native and cross builds.
11744 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11746 * Makefile.in (final.o): Depend on target.h.
11747 * final.c: Include target.h.
11748 (default_function_pro_epilogue): New.
11749 (final_start_function): Use target structure for function prologues.
11750 (final_end_function): Use target structure for function epilogues.
11751 * fold-const.c (real_hex_to_f): Constify s and p.
11752 * output.h (default_function_pro_epilogue): New.
11753 * real.h (real_hex_to_f): Update prototype.
11754 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11755 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11756 (TARGET_INITIALIZER): Update.
11757 * target.h (gcc_target): Add struct asm_out.
11758 * doc/tm.texi: Update.
11761 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11762 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11763 in cpu/cpu.c, or rename old functions consistently. Take
11764 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11765 redundant macros and prototypes. Make new functions static.
11767 * 1750a/1750a.c: Similarly.
11768 * 1750a/1750a.h: Similarly.
11769 * a29k/a29k-protos.h: Similarly.
11770 * a29k/a29k.c: Similarly.
11771 * a29k/a29k.h: Similarly.
11772 * arc/arc-protos.h: Similarly.
11773 * arc/arc.c: Similarly.
11774 * arc/arc.h: Similarly.
11775 * arm/arm-protos.h: Similarly.
11776 * arm/arm.c: Similarly.
11777 * arm/arm.h: Similarly.
11778 * avr/avr-protos.h: Similarly.
11779 * avr/avr.c: Similarly.
11780 * avr/avr.h: Similarly.
11781 * clipper/clipper-protos.h: Similarly.
11782 * clipper/clipper.c: Similarly.
11783 * clipper/clipper.h: Similarly.
11784 * convex/convex.c: Similarly.
11785 * convex/convex.h: Similarly.
11786 * d30v/d30v-protos.h: Similarly.
11787 * d30v/d30v.c: Similarly.
11788 * d30v/d30v.h: Similarly.
11789 * d30v/d30v.md: Similarly.
11790 * dsp16xx/dsp16xx-protos.h: Similarly.
11791 * dsp16xx/dsp16xx.c: Similarly.
11792 * dsp16xx/dsp16xx.h: Similarly.
11793 * elxsi/elxsi.c: Similarly.
11794 * elxsi/elxsi.h: Similarly.
11795 * fr30/fr30.c: Similarly.
11796 * fr30/fr30.md: Similarly.
11797 * h8300/h8300-protos.h: Similarly.
11798 * h8300/h8300.c: Similarly.
11799 * h8300/h8300.h: Similarly.
11800 * i370/i370-protos.h: Similarly.
11801 * i370/i370.c: Similarly.
11802 * i370/i370.h: Similarly.
11803 * i386/i386.c: Similarly.
11804 * i386/osf1elf.h: Similarly.
11805 * i386/osfrose.h: Similarly.
11806 * i860/i860-protos.h: Similarly.
11807 * i860/i860.c: Similarly.
11808 * i860/i860.h: Similarly.
11809 * i960/i960-protos.h: Similarly.
11810 * i960/i960.c: Similarly.
11811 * i960/i960.h: Similarly.
11812 * ia64/ia64-protos.h: Similarly.
11813 * ia64/ia64.c: Similarly.
11814 * ia64/ia64.h: Similarly.
11815 * m32r/m32r-protos.h: Similarly.
11816 * m32r/m32r.c: Similarly.
11817 * m32r/m32r.h: Similarly.
11818 * m68hc11/m68hc11-protos.h: Similarly.
11819 * m68hc11/m68hc11.c: Similarly.
11820 * m68hc11/m68hc11.h: Similarly.
11821 * m68k/crds.h: Similarly.
11822 * m68k/dpx2.h: Similarly.
11823 * m68k/m68k-protos.h: Similarly.
11824 * m68k/m68k.c: Similarly.
11825 * m68k/m68k.h: Similarly.
11826 * m68k/news.h: Similarly.
11827 * m88k/m88k-protos.h: Similarly.
11828 * m88k/m88k.c: Similarly.
11829 * m88k/m88k.h: Similarly.
11830 * mips/mips-protos.h: Similarly.
11831 * mips/mips.c: Similarly.
11832 * mips/mips.h: Similarly.
11833 * ns32k/merlin.h: Similarly.
11834 * ns32k/ns32k.c: Similarly.
11835 * ns32k/ns32k.h: Similarly.
11836 * ns32k/tek6000.h: Similarly.
11837 * pa/pa-protos.h: Similarly.
11838 * pa/pa.c: Similarly.
11839 * pa/pa.h: Similarly.
11840 * pdp11/2bsd.h: Similarly.
11841 * pdp11/pdp11-protos.h: Similarly.
11842 * pdp11/pdp11.c: Similarly.
11843 * pdp11/pdp11.h: Similarly.
11844 * romp/romp-protos.h: Similarly.
11845 * romp/romp.c: Similarly.
11846 * romp/romp.h: Similarly.
11847 * rs6000/rs6000-protos.h: Similarly.
11848 * rs6000/rs6000.c: Similarly.
11849 * rs6000/rs6000.h: Similarly.
11850 * rs6000/sysv4.h: Similarly.
11851 * sh/sh-protos.h: Similarly.
11852 * sh/sh.c: Similarly.
11853 * sh/sh.h: Similarly.
11854 * sparc/sparc-protos.h: Similarly.
11855 * sparc/sparc.c: Similarly.
11856 * sparc/sparc.h: Similarly.
11857 * vax/vax.c: Similarly.
11858 * vax/vax.h: Similarly.
11859 * vax/vms.h: Similarly.
11860 * we32k/we32k.c: Similarly.
11861 * we32k/we32k.h: Similarly.
11863 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11865 * basic-block.h (first_insn_after_basic_block_note): Declare.
11866 * flow.c (first_insn_after_basic_block_note): Define. Moved
11868 * ssa.c (first_insn_after_basic_block_note): Remove.
11869 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11871 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11872 nodes when we find a dead conditional branch. Insert BARRIERs
11873 after any blocks with no successors, but which do not have
11876 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11878 * varray.c (varray_check_failed): Use internal_error.
11880 2001-07-05 Andrew Haley <aph@redhat.com>
11882 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11883 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11884 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11886 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11888 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11889 reference if the target constant is also a SYMBOL_REF.
11891 2001-07-05 Eric Christopher <echristo@redhat.com>
11893 * config/mips/mips.h (MASK_MIPS3900): Remove.
11894 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11895 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11896 (TARGET_MIPS3900): Change to use mips_arch.
11897 (TARGET_MIPS4000): New.
11898 (TARGET_MIPS4100): New.
11899 (TARGET_MIPS4300): New.
11900 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11901 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11903 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11904 (ISA_HAS_BRANCHLIKELY): To here.
11905 (CC1_CPU_SPEC): New.
11906 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11907 (mips_arch_string): Declare.
11908 (mips_arch): Declare.
11909 (TARGET_OPTIONS): Add -march and -mtune.
11911 * config/mips/mips.c (mips_arch_string): New.
11913 (override_options): Handle -march for codegen and -mtune
11914 for scheduling. Use mips_arch. Move tx39 target default here.
11915 (mips_parse_cpu): Move error message to override_options.
11917 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11919 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11921 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11922 (MIPS Options): Ditto. Change mcpu entry to historical text.
11924 2001-07-05 H.J. Lu (hjl@gnu.org)
11926 * config/mips/mips.c (mips_parse_cpu): New function to parse
11929 2001-07-05 Jim Wilson <wilson@redhat.com>
11931 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11932 * config/ia64/t-ia64: Likewise.
11933 (LIB1ASMFUNCS): Update comment.
11935 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11937 * doc/install.texi (Install GCC: Binaries): Fix typo.
11939 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11941 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11942 reference using the stack pointer, adjust it since we push Y
11944 ("*ashrsi3"): Likewise.
11945 ("*lshrsi3"): Likewise.
11947 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11949 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11950 when -fomit-frame-pointer is used.
11952 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11954 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11955 (try_redirect_by_replacing_jump): Reverse updating properly the
11956 count and frequency information. Reverse removing cc0 setter.
11957 (forwarder_block_p): Reverse fixing for fallthru blocks.
11959 2001-07-05 DJ Delorie <dj@redhat.com>
11961 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11962 (translate_options): If the above is defined, use it to map
11963 given options to new options.
11964 * doc/tm.texi: Document it.
11966 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11967 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11969 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11970 cause programs using computed gotos to run more slowly.
11972 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11974 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11976 Consistently require binutils 2.11.2, not prereleases.
11977 (Specific, decstation-*): Canonicalize as mips-dec-*.
11978 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11980 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11981 (Specific, mips-*): Reword MIPS C compiler requirements.
11982 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11983 (Specific, sunv5): Removed, obsolete.
11985 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11987 * dwarf2out.c (output_loc_list): Use an all ones mask for
11988 .text asm output and don't rely on long long
11989 literals. Reformat some long lines.
11991 2001-07-05 Andreas Jaeger <aj@suse.de>
11993 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11996 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11998 * dwarf2out.c (dwarf2out_define): Update comment.
11999 (dwarf2out_undef): Ditto.
12000 (dwarf2out_start_source_file): Ditto.
12001 (dwarf2out_end_source_file): Ditto.
12002 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12003 since we never call the start/end debug hook for the primary file.
12005 2001-07-04 Kazu Hirata <kazu@hxi.com>
12007 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12010 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12012 * cppinit.c (remove_dup_dirs): Inform if a system include
12013 directory is being reordered.
12014 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12016 * doc/cpp.texi (Search Paths): Likewise.
12017 * doc/gcc.texi (Interoperation): Remove information about
12020 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12022 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12023 (VARRAY_TOP_CHAR_PTR): Likewise.
12025 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12027 * gcc.c (process_command): Don't assign elements of a const char*.
12029 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12031 * emit-rtl.c (change_address): Don't abort if invalid address while
12032 reload is in progress.
12034 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12036 * c-lex.c (cb_file_change): Pass line number to
12037 debug_start_source_file.
12038 (cb_undefine): Pass correct line number to debug_undef.
12040 * toplev.c (debug_start_source_file): Add line number to
12041 parameters. Pass it along to dwarf2out_start_source_file.
12042 (decode_g_option): Stop resetting debug level back to normal when
12043 we change debug formats, unless the current level is
12044 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12047 * toplev.h (debug_start_source_file): Add line number to
12050 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12053 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12055 Output debug_macinfo data for starting file if requested.
12056 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12058 (dwarf2out_define): Output debug_macinfo data for defining a macro
12060 (dwarf2out_undef): Output debug_macinfo data for undefining a
12061 macro if requested.
12062 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12063 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12064 (macinfo_section_label): New. DWARF2 macro info section label.
12065 (dwarf2out_init): If we want macro info, output the start label
12067 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12068 attribute to the compilation unit die pointing to the macro info.
12070 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12072 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12073 DWARF2_DEBUGGING_INFO.
12074 (add_loc_descr_to_loc_list): Ditto.
12075 (output_loc_list): Ditto.
12076 Also, fix thinko in curr not being initialized.
12077 (gen_internal_sym): Ditto.
12079 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12081 * emit-rtl.c (replace_equiv_address): New function.
12082 * expr.h (replace_equiv_address): New declaration.
12083 * explow.c (validize_mem): Call it instead of change_address and
12084 also call if -fforce-addr and address is constant.
12085 * expr.c: Replace more calls to change_address with adjust_address
12086 and/or replace_equiv_address or to validize_mem.
12087 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12088 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12089 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12090 * config/i370/i370.md, config/i860/i860.md: Likewise.
12091 * config/i960/i960.md, config/mips/mips.c: Likewise.
12092 * config/mips/mips.md, config/pa/pa.md: Likewise.
12093 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12094 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12096 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12098 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12100 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12103 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12105 * doc/include: New directory.
12106 * doc/fdl.texi: Move to doc/include/fdl.texi.
12107 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12108 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12109 * doc/gcc.texi: Use funding.texi and gpl.texi.
12110 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12111 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12112 Update dependencies and use -I $(docdir)/include.
12114 2001-07-04 Anthony Green <green@redhat.com>
12116 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12118 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12120 * doc/install.texi (sparc64-*-*): Remove garbage.
12122 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12124 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12125 Fix typo in last change to use adjust_address.
12127 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12129 * doc/install.texi (Specific): Update information for *-*-solaris*.
12131 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12133 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12135 2001-07-03 Stan Shebs <shebs@apple.com>
12137 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12138 case for flag_no_mach_text_sections.
12139 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12140 * config/darwin.c (flag_no_mach_text_sections): Remove.
12141 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12143 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12145 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12146 and avoid checking for constant as first operand.
12147 * recog.c (find_constant_term_loc): No longer static.
12148 (adj_offettable_operand): Delete.
12149 * rtl.h (adj_offsettable_operand): Delete declaration.
12150 (find_constant_term): Add declaration.
12151 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12153 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12154 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12155 * config/i386/i386.c, config/i386/i386.md: Likewise.
12156 * config/i860/i860.c, config/i960/i960.c: Likewise.
12157 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12158 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12159 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12160 * config/mips/mips.c, config/mips/mips.md: Likewise.
12161 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12162 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12163 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12164 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12165 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12166 * config/ns32k/ns32k.md: Likewise.
12168 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12170 * rtl.c (copy_rtx): Handle 'T' format letter.
12171 * gensupport.c (collect_insn_data): Likewise.
12172 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12174 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12176 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12177 -B option. Use 'dir' not 'foo' as example directory name.
12179 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12181 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12182 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12184 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12186 * doc/cppinternals.texi: Improve formatting and logical markup.
12188 2001-07-03 Andreas Jaeger <aj@suse.de>
12190 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12192 * genrecog.c (write_header): Include reload.h for prototypes in
12195 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12198 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12199 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12200 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12201 i386_pe_valid_type_attribute_p): Add.
12202 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12203 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12205 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12207 * explow.c (plus_constant_wide, case LO_SUM): New case.
12208 (plus_constant_for_output_wide): Delete.
12209 * rtl.h (plus_constant_for_output): Delete.
12210 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12211 instead of plus_constant_for_output.
12212 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12213 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12214 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12215 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12216 * config/sparc/sparc.md: Likewise.
12217 Convert some change_address calls to adjust_address.
12219 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12221 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12222 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12223 documentation of -std and -Wwrite-strings.
12225 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12227 * cse.c (canon_hash): Don't register registers in very small
12228 register classes, as extending their lifetime might cause
12231 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12233 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12235 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12236 (try_redirect_by_replacing_jump): Update properly the count
12237 and frequency information.
12239 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12241 * toplev.c (dump_file_index): Move SSA dumps just after first
12243 (dump_file): Corresponding changes.
12244 (rest_of_compilation): Move SSA path to just after the first
12246 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12247 * doc/invoke.texi: Update dump file #s as they were completely
12248 out of date with reality.
12250 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12252 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12254 * expr.c (emit_move_insn_1): Deal with non-default
12257 * expr.c (emit_single_push_insn): Fix warning.
12259 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12261 * expr.c (emit_move_insn_1): Avoid modifying
12262 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12264 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12266 * emit-rtl.c (adjust_address): New function.
12267 * expr.h (adjust_address): Add declaration.
12268 * builtins.c: Replace some calls to change_address with calls to it
12269 or to validize_mem.
12270 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12271 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12272 * config/arm/arm.c, config/convex/convex.c: Likewise.
12273 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12274 * config/i386/i386.c, config/i386/i386.md: Likewise.
12275 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12276 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12277 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12278 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12279 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12281 2001-07-02 Jim Wilson <wilson@redhat.com>
12283 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12285 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12287 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12288 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12290 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12292 * cppinit.c (lang_defaults): New table.
12293 (set_lang): Just read from lang_defaults into the live options
12296 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12298 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12299 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12300 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12302 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12304 * doc/install.texi: Various spelling and markup fixes.
12305 (Installing GCC): Component specific installation instructions are
12308 Warn about removing old install dir in the presence of shared libs.
12309 (Configuration): Invoke with options target to match configure
12311 Consistently refer to gas, gld pathnames.
12312 Invert --enable-multilib documentation.
12313 Remove references to old compiler versions.
12315 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12317 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12319 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12321 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12323 (Specific, mips*-sgi-irix5): Note IDO download.
12324 Reworded MIPS C hints.
12325 Use GNU as instead of GAS.
12327 Removed SGI Freeware reference, IRIX 6 only.
12328 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12329 Note N64 library requirement/workaround.
12331 Complete list of structure passing bug victims.
12333 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12335 * doc/install.texi: Remove CVS Id.
12337 2001-07-02 Andreas Jaeger <aj@suse.de>
12339 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12340 (find_inherently_necessary): Remove unused variable.
12342 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12344 * c-common.h (TDI_inlined): New ast dump phase.
12345 (dump_flag_name): New function.
12346 * c-dump.c (dump_files): Add inlined phase.
12347 (dump_flag_name): Define.
12348 * doc/invoke.texi (-fdump-ast-inlined): Document.
12350 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12352 * stor-layout.c (layout_decl): Revert change to handling of alignment
12355 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12357 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12360 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12362 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12365 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12367 * tlink.c (recompile_files): Remove COMPILER_PATH and
12368 LIBRARY_PATH from the environment.
12370 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12372 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12373 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12375 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12377 * c-parse.in (OBJC_STRING): Kill.
12378 (objc_string): Decompose to [objc_string] '@' STRING.
12379 (reswords): Take the leading '@' off all the Objective C keywords.
12380 (objc_rid_sans_at): Kill.
12381 (init_reswords): Don't initialize it.
12382 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12383 (_yylex): Kill reconsider label. Look ahead one token after
12384 an '@'; if we get an identifier, check whether it's an
12385 Objective C @-keyword. If so, return the keyword. Otherwise,
12386 put back the token and return the '@' as a terminal.
12388 * cpplib.c (lex_macro_node): Remove unnecessary check for
12389 leading '@' on identifier. Clarify control flow and commentary.
12391 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12393 * cse.c (new_label_ref): Variable deleted.
12394 (insert): Remove set of new_label_ref.
12395 (check_for_label_ref): New function.
12396 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12398 See ChangeLog.5 for earlier changes.