1 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
3 * machmode.def: Add documentation for the seventh argument in
6 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
8 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
10 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
11 <-melf>: Don't have markup for ELF acronym.
13 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
15 * config.gcc (mmix-*-*): New target.
16 * doc/invoke.texi: Document MMIX options.
17 * doc/contrib.texi: Add note about MMIX port to my entry.
18 * config/mmix/t-mmix: New file.
19 * config/mmix/mmix.h: New file.
20 * config/mmix/mmix-protos.h: New file.
21 * config/mmix/mmix.c: New file.
22 * config/mmix/mmix.md: New file.
23 * config/mmix/crti.asm: New file.
24 * config/mmix/crtn.asm: New file.
26 2001-11-03 Kazu Hirata <kazu@hxi.com>
28 * config/sparc/linux-aout.h: Fix comment formatting.
29 * config/sparc/linux.h: Likewise.
30 * config/sparc/linux64.h: Likewise.
31 * config/sparc/lynx.h: Likewise.
32 * config/sparc/pbd.h: Likewise.
33 * config/sparc/sol2-sld-64.h: Likewise.
34 * config/sparc/sol2.h: Likewise.
35 * config/sparc/sparc.c: Likewise.
36 * config/sparc/sparc.h: Likewise.
37 * config/sparc/sparc.md: Likewise.
38 * config/sparc/sunos4.h: Likewise.
39 * config/sparc/vxsim.h: Likewise.
40 * config/sparc/vxsparc.h: Likewise.
41 * config/sparc/vxsparc64.h: Likewise.
43 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
45 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
46 reference to CONST_DOUBLE_MEM in comment.
47 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
48 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
49 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
50 * function.c (pop_function_context_from): Don't call
51 restore_varasm_status.
52 * function.h (restore_varasm_status): Delete declaration.
53 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
55 * rtl.def (CONST_DOUBLE): Update comment.
56 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
57 (CONST_DOUBLE_CHAIN): Likewise.
58 (CONST_DOUBLE_MEM): Delete.
59 (gen_rtx_CONST_DOUBLE): Update parameters.
60 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
61 Remove reference to CONST_DOUBLE_MEM.
62 (const_alias_set): New variable.
63 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
64 (immed_real_const_1): Adjust tests for 0, 1, and 2.
65 Don't set CONST_DOUBLE_MEM.
66 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
67 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
68 Put constant in const_alias_set.
69 (struct pool_constant): ALIGN now unsigned.
70 OFFSET now HOST_WIDE_INT.
72 (restore_varasm_status): Deleted.
73 (mark_pool_constant): Mark desc->rtl.
74 (force_const_mem): Rework to store rtl in hash table,
76 Put constant in const_alias_set.
77 (find_pool_constant): Check desc->rtl.
78 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
79 (init_varasm_once): Initialize const_alias_set.
81 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
84 * reload.c (combine_reloads): Don't combine an output reload if there
85 are other reloads around for part of the output.
87 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
89 (set_mem_decl): New function.
90 * expr.h (set_mem_decl): New declaration.
91 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
92 (output_asm_operand_names): Add tab.
93 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
95 * builtins.c (get_memory_rtx): Properly set MEM alias set and
98 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
100 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
101 Use "invalid" instead of "illegal". Use @r in comments in
104 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
106 * c-decl.c (pushdecl): Move block inside if conditional to remove
107 possibility of a segfault. Lookup block-level extern
108 variables in enclosing scopes correctly.
110 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
112 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
114 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
115 SUBREG so we avoid SUBREGing memory.
117 * expmed.c (store_bit_field): Same.
119 2001-11-02 DJ Delorie <dj@redhat.com>
121 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
122 using FP registers for DImode mem-mem moves is acceptable.
124 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
126 * builtins.c (apply_args_size): Handle vector arguments.
127 (apply_result_size): Same.
129 * machmode.def: Set WIDER mode field for all vector entries.
131 2001-11-02 Graham Stott <grahams@redhat.com>
133 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
135 2001-11-01 Eric Christopher <echristo@redhat.com>
137 * config.gcc: Revert part of earlier patch.
138 * config/mips/linux.h: Ditto.
139 * df.c: Include tm_p.h to avoid warnings.
140 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
142 * config/mips/mips.c: Define mips_abi regardless.
143 (mips_output_function_prologues): Add long casts for .frame
145 (override_options): Allow use of ABI_32.
147 2001-11-01 Kazu Hirata <kazu@hxi.com>
149 * config/m68hc11/m68hc11.c: Fix comment formatting.
150 * config/m68hc11/m68hc11.h: Likewise.
151 * config/m68hc11/m68hc11.md: Likewise.
153 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
155 * c-typeck.c (default_conversion): Retain the original expression
157 * gcc.dg/Wparentheses.c: New tests.
159 2001-11-01 David S. Miller <davem@redhat.com>
161 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
162 64-bit Sparc description more in line with reality.
164 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
166 * Makefile.in (GCOV_OBJS): Add version.o.
167 * gcov.c: Include "version.h" and <getopt.h>.
168 (gcov_version_string): Remove.
169 (print_usage): Take a parameter to determine whether this is a
170 call from --help or an error message. Give fuller output that
171 follows the GNU Coding Standards for --help.
172 (print_version): New function.
174 (process_args): Use getopt_long. Support long options. Follow
175 GNU Coding Standards for --help and --version.
176 * doc/gcov.texi: Document long options.
177 Addresses part of PR other/704.
179 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
181 * pa.c (output_move_double): Fix typo in double load.
183 2001-11-01 Kazu Hirata <kazu@hxi.com>
185 * config/h8300/h8300.c (h8300_encode_label): Compute a string
186 before passing it to ggc_alloc_string.
188 2001-11-01 Kazu Hirata <kazu@hxi.com>
190 * config/m68k/3b1.h: Fix comment formatting.
191 * config/m68k/3b1g.h: Likewise.
192 * config/m68k/a-ux.h: Likewise.
193 * config/m68k/amix.h: Likewise.
194 * config/m68k/apollo68.h: Likewise.
195 * config/m68k/atari.h: Likewise.
196 * config/m68k/aux-exit.c: Likewise.
197 * config/m68k/ccur-GAS.h: Likewise.
198 * config/m68k/crds.h: Likewise.
199 * config/m68k/dpx2.h: Likewise.
200 * config/m68k/dpx2g.h: Likewise.
201 * config/m68k/hp310.h: Likewise.
202 * config/m68k/hp320.h: Likewise.
203 * config/m68k/isi.h: Likewise.
204 * config/m68k/linux.h: Likewise.
205 * config/m68k/lynx.h: Likewise.
206 * config/m68k/m68k-psos.h: Likewise.
207 * config/m68k/m68k.c: Likewise.
208 * config/m68k/m68k.h: Likewise.
209 * config/m68k/m68k.md: Likewise.
210 * config/m68k/m68kelf.h: Likewise.
211 * config/m68k/m68kv4.h: Likewise.
212 * config/m68k/mot3300.h: Likewise.
213 * config/m68k/news.h: Likewise.
214 * config/m68k/next.h: Likewise.
215 * config/m68k/pbb.h: Likewise.
216 * config/m68k/plexus.h: Likewise.
217 * config/m68k/sgs.h: Likewise.
218 * config/m68k/sun3.h: Likewise.
219 * config/m68k/tower.h: Likewise.
220 * config/m68k/vxm68k.h: Likewise.
222 2001-10-31 DJ Delorie <dj@redhat.com>
224 * config/mips/mips.h (mips_cache_flush_func): Prototype.
225 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
226 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
227 * config/mips/mips.c (mips_cache_flush_func): New.
228 * doc/invoke.texi: Document the new options.
230 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
232 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
233 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
235 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
237 * config/cris/cris.c: Include output.h after tree.h but before
240 2001-10-31 Zack Weinberg <zack@codesourcery.com>
242 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
243 (INTL_SUBDIRS): Just intl.
244 (.SUFFIXES): Add .gmo .po .pox.
245 (native): Also depend on build-@POSUB@.
246 (intl.all, intl.install): Depend on config.h and things it includes.
247 (po-generated): New target; depend on c-parse.c and tradcif.c.
248 (install-normal): Also depend on install-@POSUB@.
249 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
250 (build-, install-, build-po, update-po, install-po,
251 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
253 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
254 * configure.in: Don't munge XGETTEXT. Don't generate
256 * configure: Regenerate.
259 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
260 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
262 2001-10-31 Kazu Hirata <kazu@hxi.com>
264 * config/h8300/h8300.md (two anonymous patterns): New.
266 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
268 * tree.h (tree_index): Add support for V16QI and V8HI.
269 (V8HI_type_node): New.
270 (V16QI_type_node): New.
272 * tree.c (build_common_tree_nodes_2): Same.
274 * c-common.c (type_for_mode): Same.
276 2001-10-31 Kazu Hirata <kazu@hxi.com>
278 * config/i386/att.h: Fix comment formatting.
279 * config/i386/beos-elf.h: Likewise.
280 * config/i386/bsd.h: Likewise.
281 * config/i386/bsd386.h: Likewise.
282 * config/i386/crtdll.h: Likewise.
283 * config/i386/cygwin.asm: Likewise.
284 * config/i386/cygwin.h: Likewise.
285 * config/i386/djgpp.h: Likewise.
286 * config/i386/freebsd-aout.h: Likewise.
287 * config/i386/freebsd.h: Likewise.
288 * config/i386/gas.h: Likewise.
289 * config/i386/i386-interix.h: Likewise.
290 * config/i386/i386-protos.h: Likewise.
291 * config/i386/i386.c: Likewise.
292 * config/i386/i386.h: Likewise.
293 * config/i386/i386.md: Likewise.
294 * config/i386/i386elf.h: Likewise.
295 * config/i386/interix.c: Likewise.
296 * config/i386/isc.h: Likewise.
297 * config/i386/isccoff.h: Likewise.
298 * config/i386/iscdbx.h: Likewise.
299 * config/i386/linux.h: Likewise.
300 * config/i386/lynx.h: Likewise.
301 * config/i386/mingw32.h: Likewise.
302 * config/i386/netbsd-elf.h: Likewise.
303 * config/i386/next.h: Likewise.
304 * config/i386/osf1elf.h: Likewise.
305 * config/i386/osfrose.h: Likewise.
306 * config/i386/sco5.h: Likewise.
307 * config/i386/seq-gas.h: Likewise.
308 * config/i386/seq-sysv3.h: Likewise.
309 * config/i386/sequent.h: Likewise.
310 * config/i386/sol2.h: Likewise.
311 * config/i386/sun386.h: Likewise.
312 * config/i386/uwin.asm: Likewise.
313 * config/i386/uwin.h: Likewise.
314 * config/i386/vxi386.h: Likewise.
315 * config/i386/win32.h: Likewise.
316 * config/i386/winnt.c: Likewise.
317 * config/i386/xm-cygwin.h: Likewise.
318 * config/i386/xm-mingw32.h: Likewise.
320 2001-10-31 Kazu Hirata <kazu@hxi.com>
322 * builtins.def: Fix comment typos.
323 * config/alpha.c: Likewise.
324 * config/arm/arm.c: Likewise.
325 * config/avr/avr.h: Likewise.
326 * config/d30v/d30v.c: Likewise.
327 * config/d30v/d30v.h: Likewise.
328 * config/d30v/d30v.md: Likewise.
329 * config/dsp16xx/dsp16xx.c: Likewise.
330 * config/fr30/fr30.c: Likewise.
331 * config/fr30/fr30.md: Likewise.
332 * config/i386/i386.c: Likewise.
333 * config/i860/i860.c: Likewise.
334 * config/i960/i960.c: Likewise.
335 * config/ia64/ia64.c: Likewise.
336 * config/mips/mips.c: Likewise.
337 * config/pa/pa.c: Likewise.
338 * config/rs6000/rs6000.c: Likewise.
339 * config/s390/s390.c: Likewise.
340 * config/sparc/sparc.c: Likewise.
342 2001-10-30 Kazu Hirata <kazu@hxi.com>
344 * config/mips/elf.h: Fix comment formatting.
345 * config/mips/elf64.h: Likewise.
346 * config/mips/iris5.h: Likewise.
347 * config/mips/iris5gas.h: Likewise.
348 * config/mips/iris6.h: Likewise.
349 * config/mips/isa3264.h: Likewise.
350 * config/mips/linux.h: Likewise.
351 * config/mips/mips.c: Likewise.
352 * config/mips/mips.h: Likewise.
353 * config/mips/mips.md: Likewise.
354 * config/mips/mips16.S: Likewise.
355 * config/mips/netbsd.h: Likewise.
356 * config/mips/osfrose.h: Likewise.
357 * config/mips/r3900.h: Likewise.
358 * config/mips/sni-svr4.h: Likewise.
359 * config/mips/svr4-t.h: Likewise.
360 * config/mips/ultrix.h: Likewise.
362 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
364 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
365 when we update head->current.
367 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
369 * tree.c (id_string_size): Remove.
370 (dump_tree_statistics): Update.
371 * toplev.c (compile_file): If dumping stats, dump tree stats too.
373 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
375 * sched-rgn.c (schedule_insns): Fix comment.
377 2001-10-30 Zack Weinberg <zack@codesourcery.com>
379 * configure.in: Correct previous change: don't assume that
380 gas's version number _isn't_ the last thing on the line, or
381 isn't the only number on the line, either.
382 * configure: Regenerate.
384 2001-10-30 Kazu Hirata <kazu@hxi.com>
386 * cfgcleanup.c: Fix a comment typo.
388 2001-10-30 Kazu Hirata <kazu@hxi.com>
390 * alias.c: Fix comment formatting.
392 * config/cris/cris.c: Likewise.
393 * config/cris/cris.h: Likewise.
394 * config/i960/i960.c: Likewise.
395 * config/i960/i960.h: Likewise.
397 2001-10-30 Kazu Hirata <kazu@hxi.com>
399 * config/arm/arm.c: Fix a comment typo.
400 * config/arm/arm.h: Likewise.
401 * config/ia64/ia64.c: Likewise.
403 2001-10-30 Jakub Jelinek <jakub@redhat.com>
405 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
406 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
407 * rtl.h (set_unique_reg_note): Change return value.
408 * gcse.c (try_replace_reg): Use set_unique_reg_note.
409 * cse.c (cse_insn): Likewise.
410 * expr.c (emit_move_insn): Likewise.
411 * explow.c (force_reg): Likewise.
412 * local-alloc (update_equiv_regs): Likewise.
413 * loop.c (move_moveables, load_mems): Likewise.
414 * reload (find_reloads): Likewise.
416 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
419 * c-decl.c (parmlist_tags_warning, start_struct,
420 check_for_loop_decls): Separate messages for struct, union and
421 enum cases to allow for languages in which they have different
423 * c-format.c (scanf_flag_specs): Separate short and long name of
424 the assignment suppression feature.
425 (check_format_types): Localize "pointer" and "different types"
427 * c-lex.c (lex_number): Localize "an unsigned long int" and
429 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
431 * c-typeck.c (build_unary_up): Separate messages for increment and
432 decrement cases to allow for languages in which they use different
433 articles. Localize the strings "increment" and "decrement" in one
436 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
438 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
439 when no changes has been made.
441 * gcse.c (reg_set_bitmap): Turn into reg_set.
442 (modify_mem_list_set, canon_modify_mem_list_set)
443 (clear_modify_mem_tables, free_modify_mem_tables): New.
444 (gcse_main); Use free_modify_mem_tables.
445 (free_gcse_mem): Likewise; free the bitmaps.
446 (alloc_gcse_main): Initialize the bitmaps.
447 (canon_list_insert): Set canon_modify_mem_list_set.
448 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
449 (compute_hash_table): Use clear_modify_mem_tables.
450 (reset_opr_set_tables): Likewise.
451 (oprs_not_set_p): reg_set_bitmap is regset.
452 (mark_set, mark_clobber): Likewise.
454 * df.h (DF_EQUIV_NOTES): New constant.
455 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
458 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
459 (init_regions, schedule_insns): Conditionalize the checking
460 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
462 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
464 * i386.md (movti_rex64 splitter): Fix condition.
466 2001-10-29 Zack Weinberg <zack@codesourcery.com>
468 * configure.in: Do not assume that gas's version number is the
469 last thing on the first line of as --version output.
470 * configure: Regenerate.
472 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
473 MT_WARNING, MT_ERROR, MT_FATAL.
474 (main): Call gcc_init_libintl.
475 (v_message): Call gettext on msgid and "warning: "
476 * tradcif.y: Include intl.h.
477 (yyerror): Make parameter definition consistent with
478 prototype. Call gettext on msgid argument.
480 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
482 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
485 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
487 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
489 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
490 before referencing it.
492 2001-10-26 DJ Delorie <dj@redhat.com>
494 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
495 override -G, and force -G0.
497 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
499 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
500 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
501 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
502 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
504 * loop.h (struct induction): Rename ext_dependant to
506 * loop.c: Change all uses.
507 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
509 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
511 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
513 * c-parse.in (expr_no_commas, primary), c-typeck.c
514 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
516 2001-10-29 David Edelsohn <edelsohn@gnu.org>
518 Undo assemble_name change in earlier patch.
520 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
522 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
523 determining the type of the receiver, do not check that TREE_CODE
524 of receiver is CALL_EXPR before calling receiver_is_class_object().
525 (receiver_is_class_object): For the GNU runtime: recognize
526 the case that the receiver is self in a class method context.
527 Check that TREE_CODE of receiver is CALL_EXPR when checking that
528 the receiver is a call to objc_get_class.
530 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
532 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
534 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
536 * Makefile.in (OBJS): Put all files in alphabetical order.
538 * dwarf2out.c (add_const_value_attribute): Fix error in last
541 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
543 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
544 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
546 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
547 (life_analysis): call purge_all_dead_edges after deleting noops.
548 (delete_noop_move): Do not purge CFG.
549 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
551 2001-10-28 David Edelsohn <edelsohn@gnu.org>
553 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
554 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
555 (ASM_GLOBALIZE_LABEL): Use assemble_name.
556 (ASM_OUTPUT_COMMON): Likewise.
557 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
558 (rs6000_output_function_epilogue): Likewise.
559 (output_mi_thunk): Fix typo.
560 (rs6000_output_symbol_ref): Use assemble_name.
561 (output_toc): Likewise.
562 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
563 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
564 assemble_name calls STRIP_NAME_ENCODING.
565 (ASM_OUTPUT_LABEL): Use assemble_name.
566 (ASM_GLOBALIZE_LABEL): Likewise.
567 (ASM_DECLARE_FUNCTION_NAME): Likewise.
568 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
569 (ASM_OUTPUT_LOCAL): Likewise.
571 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
573 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
574 (expand_builtin_apply, expand_builtin_return): Likewise.
575 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
577 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
579 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
580 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
581 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
582 configure, configure.in, except.c, except.h, flow.c, function.c,
583 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
584 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
585 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
586 unroll.c: Fix spelling errors.
588 * doc/extend.texi, doc/invoke.texi: Fix spelling.
590 * doc/gcc.texi: Document use of "dependent" and American spelling.
592 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
594 * expr.c (emit_group_load): Support CONCATs by storing them to memory
597 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
599 * expr.c (store_constructor_field): Only call adjust_address on MEM.
601 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
603 * genrecog.c (write_switch): Output if before switch for
604 DT_elt_zero_wide_safe.
606 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
608 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
609 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
610 (FUNCTION_PROFILER): Const-ify.
611 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
612 (eliminate_constant_term, assemble_name, output_addr_const):
614 (ptr_half_pic_address_p, half_pic_hash): Prototype.
615 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
616 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
617 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
618 (half_pic_declare, half_pic_external): Const-ify.
619 * toplev.c: Include "halfpic.h".
621 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
623 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
624 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
625 config/i386/i386.c, config/i386/i386-interix.h,
626 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
627 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
628 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
629 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
630 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
631 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
632 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
635 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
636 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
637 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
638 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
639 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
640 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
641 system.h, toplev.c: Fix spelling errors.
643 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
645 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
647 * dwarf2out.c (reg_number): Abort if pseudo.
648 (reg_loc_descriptor): Return 0 if pseudo.
649 (is_based_loc): Return 0 if pseudo.
650 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
652 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
653 (loc_descriptor): Return 0 if can't find location and handle 0
654 return from recursive calls.
655 (loc_descriptor_from_tree): Likewise.
656 Fix handling of indirect.
657 Also return 0 for PLACEHOLDER_EXPR.
658 Clean up COMPONENT_REF cases.
659 (add_AT_location_descriptor): Simplify, but handle 0 return from
661 (add_const_value_attribute): Avoid shift count warning.
662 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
663 Set comp_unit_die as context if not in function.
665 * config/mips/mips-protos.h: Break up long lines.
666 Remove needless #ifdef/#endif blocks.
667 Don't declare functions declared in file made by genpreds or recog.h.
668 * config/mips/mips.c (mips_output_function_prologue): TSIZE
669 is now HOST_WIDE_INT; delete unneeded casts.
670 * config/mips/mips.h: Don't use #elif.
672 * expr.c (stor_constructor_field): Always call adjust_address.
673 Copy TARGET before changing its alias set.
674 (store_field): Likewise, for TO_RTX.
675 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
677 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
678 (find_placeholder): Return 0 if can't find object.
679 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
682 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
684 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
686 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
688 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
689 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
690 (merge_blocks): Properly udpate life after making edge nonfallthru.
691 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
693 2001-10-26 Kazu Hirata <kazu@hxi.com>
695 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
697 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
699 * c-typeck.c (convert_arguments): When comparing for enumeral
700 type equality, use TYPE_MAIN_VARIANT.
701 * gcc.dg/Wconversion.c: New tests.
703 2001-10-26 Kazu Hirata <kazu@hxi.com>
705 * s390/s390.c: Fix comment typos.
706 * s390/s390.h: Likewise.
707 * s390/s390.md: Likewise.
709 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
711 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
712 (walk_tree): Use it for tail calls where appropriate.
714 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
716 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
717 non-local label_refs.
719 2001-10-26 Kazu Hirata <kazu@hxi.com>
721 * config/h8300/h8300.md (4 anonymous patterns): New.
723 2001-10-26 Kazu Hirata <kazu@hxi.com>
725 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
726 algorithm through the shift_info structure.
727 (emit_a_shift): Update the use of get_shift_alg.
729 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
731 * sched-rgn.c: Remove bitset typedef.
732 Change bitset to sbitmap in prototypes / variable types.
736 s/BITSET_ADD/SET_BIT/g
737 s/BITSET_INVERT/sbitmap_ones/g
738 s/BITSET_INTER/sbitmap_a_and_b/g
739 s/BITSET_UNION/sbitmap_a_or_b/g
740 s/BITSET_DIFFER/sbitmap_difference/g
741 s/bitset_member/TEST_BIT/g
743 (bitset_member): Removed.
744 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
745 EXECUTE_IF_SET_IN_SBITMAP.
746 (split_edges): Rewrite, use sbitmap functions instead of bitset
748 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
750 2001-10-26 Andreas Schwab <schwab@suse.de>
752 * reload1.c (emit_input_reload_insns): Fix parens in last
753 (undocumented) change that was supposed to change only whitespace.
755 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
757 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
759 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
762 2001-10-26 Andreas Jaeger <aj@suse.de>
764 * flow.c (clear_log_links): Remove unused variable.
765 * cfgcleanup.c (cleanup_cfg): Likewise.
767 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
769 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
770 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
772 2001-10-26 Richard Henderson <rth@redhat.com>
774 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
775 rename PV_REG to R27_REG.
776 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
777 (REG_CLASS_FROM_LETTER): Update.
778 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
779 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
780 (udivsi3, modsi3, umodsi3): Likewise.
781 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
783 2001-10-26 Richard Henderson <rth@redhat.com>
785 * cfg.c (clear_aux_for_blocks): Split out of ...
786 (free_aux_for_blocks): here.
787 (clear_aux_for_edges): Split from ...
788 (free_aux_for_edges): here.
789 * basic-block.h: Declare them.
790 * lcm.c (compute_antinout_edge): Use them.
791 (compute_laterin, compute_available, compute_nearerout): Likewise.
792 (optimize_mode_switching): Likewise.
794 2001-10-26 Richard Henderson <rth@redhat.com>
796 * Makefile.in (unstage*): Remove as, ld, collect-ld before
797 moving everything back to the main build directory.
799 2001-10-26 Christopher Faylor <cgf@redhat.com>
801 * config/i386/cygwin.h: Search target specfic include directory, if
804 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
806 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
807 of macro guards. Fix #endif comment.
809 * output.h (default_exception_section, default_eh_frame_section):
810 Move prototypes outside of macro guard.
812 * crtstuff.c: Fix #endif comment.
814 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
816 * doc/md.texi (movMM): Clarify semantics of storing into a
817 non-paradoxical SUBREG.
819 2001-10-25 Zack Weinberg <zack@codesourcery.com>
821 * langhooks.c (lang_hook_default_clear_binding_stack): New.
822 (lang_hook_default_get_alias_set): Move next to other alias
824 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
825 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
826 (LANG_HOOKS_INITIALIZER): Add it.
827 * toplev.h (struct lang_hooks): Add clear_binding_stack.
828 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
829 instead of a loop calling poplevel.
831 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
833 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
834 occurrences of #elif with #if...#endif.
836 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
838 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
840 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
842 * alias.c (can_address_p): No longer static.
843 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
844 Return 0 if all parameters are default values.
845 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
846 (adjust_address_1): Try harder to compute a size.
847 * expr.c (expand_assignment, store_constructor): If can't address,
848 set MEM_KEEP_ALIAS_SET_P.
849 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
850 (store_field): Likewise.
851 (store_constructor): Simplify call to store_constructor_field.
852 * expr.h (can_address_p): New declaration.
853 * gensupport.c (gen_rtx_CONST_INT): New function.
854 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
855 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
856 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
858 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
860 2001-10-24 Christopher Faylor <cgf@redhat.com>
862 * config/i386/cygwin.h: Use proper path for mingw crt files when
865 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
867 * dwarf2out.c (file_info_cmp): Always return consistent results.
869 2001-10-24 Roger Sayle <roger@eyesopen.com>
871 * stmt.c (expand_end_case): Index jumptables from zero for
872 suitably small values of minval.
874 2001-10-24 Jakub Jelinek <jakub@redhat.com>
876 * stor-layout.c (place_union_field): If any field was aligned with
877 attribute aligned, set record type's TYPE_USER_ALIGN.
878 (place_field): Likewise.
879 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
880 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
882 2001-10-24 Zack Weinberg <zack@codesourcery.com>
884 * c-common.h (struct c_common_identifier): Remove rid_code field.
885 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
887 * c-typeck.c (constructor_designated): New local flag.
888 (struct constructor_stack): Add "designated" field to match.
889 (start_init): Clear it.
890 (really_start_incremental_init, push_init_level): Push and
892 (pop_init_level): Pop it.
893 (set_designator): Set it.
895 (pop_init_level): Suppress "missing initializer" warnings if
896 constructor_designated is true.
897 (process_init_element): Suppress warning about union
898 initialization under traditional C, if constructor_designated
901 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
903 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
906 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
908 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
910 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
912 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
913 the node was already a set to a constant.
915 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
917 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
918 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
920 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
922 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
923 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
924 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
925 * s390.c (s390_final_chunkify): Don't use string concatenation.
926 (s390_function_prologue, s390_function_epilogue): Const-ify.
927 * s390.h (FUNCTION_PROFILER): Remove unused variable.
929 2001-10-24 Jakub Jelinek <jakub@redhat.com>
931 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
934 2001-10-23 Stan Shebs <shebs@apple.com>
936 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
937 -traditional-cpp in first-stage compilation.
939 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
941 * gensupport.c (target_flags): Add.
943 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
945 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
947 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
948 * except.c (expand_builtin_frob_return_addr): Likewise.
949 (expand_builtin_eh_return): Likewise.
950 * stmt.c (expand_computed_goto): Likewise.
951 * explow.c (memory_address): Likewise.
952 (allocate_dynamic_stack_space): Clean up predicate testing.
953 (probe_stack_range): Convert SIZE to Pmode.
954 * calls.c (rtx_for_function_call): Only call convert_memory_address
956 Pass function call operand as ptr_mode, not Pmode.
957 * expr.c (expand_assignment): Clean up calls to convert_memory
958 address by only doing so when needed and making offsets Pmode.
959 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
960 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
961 is in Pmode, not ptr_mode.
963 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
965 * darwin-protos.h (constructor_section, destructor_section,
966 mod_init_section, mod_term_section): Prototype.
967 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
969 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
971 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
972 objc_section_init declaration.
973 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
974 (objc_section_init, try_section_alias): Make static.
975 (alias_section): Make static and hide unused function.
976 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
978 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
980 * alias.c (can_address_p): Compnonents are not addressable if
981 the containing type has alias set 0.
982 (get_alias_set): Rework to use STRIP_NOPS.
983 Only call front-end routine on object, type, or object with
984 NOPs stripped, not inner values.
985 Use language hook to call front-end routine.
986 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
987 (expand_builtin_apply): Call set_mem_align on MEMs we make.
988 Don't pass alignment to emit_block_move.
989 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
990 (expand_builtin_memset): Likewise, but for clear_storage.
991 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
992 and remove C++ specific parts.
993 * c-common.h (c_common_get_alias_set): Add declaration.
994 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
995 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
996 (save_fixed_argument_area): Call set_mem_align.
997 Remove alignment in call to emit_block_move.
998 (emit_library_call_value_1, store_one_arg): Likewise.
999 (target_for_arg): Remove; disabled long ago.
1000 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1001 once and similar cleanups.
1002 (offset_address): Use proper introductory comment.
1003 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1004 from explicit operand; all callers changed.
1005 (clear_storage): Likewise.
1006 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1007 (store_field): Remove kludge on alias set used for to_rtx.
1008 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1009 (expand_expr_unaligned): Call set_mem_attributes instead of
1011 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1012 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1013 (expand_function_end): Track MEM attributes of trampolines.
1014 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1015 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1016 attributes from original.
1017 * langhooks.c (lang_hook_default_get_alias_set): New function.
1018 (hook_get_alias_set_0): New function.
1019 * langhooks.h (hook_get_alias_set_0): New declaration.
1020 (lang_hook_default_get_alias_set): Likewise.
1021 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1022 * reload1.c (alter_reg): Use adjust_address_nv.
1023 * rtl.c (get_mode_alignment): Moved to here.
1024 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1025 change default if unknown from 1 to BITS_PER_UNIT.
1026 * stor-layout.c (get_mode_alignment): Remove from here.
1027 * toplev.h (struct lang_hoks): Add get_alias_set field.
1028 * tree.h (lang_get_alias_set): Delete declaration.
1029 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1030 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1031 (ix86_va_arg): Likewise.
1032 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1033 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1034 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1035 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1036 (expand_block_move_mem): Remove dead code.
1038 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1040 * c-common.c (warn_div_by_zero): New.
1041 * c-common.h (warn_div_by_zero): New.
1042 * c-decl.c (c_decode_option): Take it on the command line.
1043 * c-typeck.c (build_binary_op): Warn about division by zero.
1044 * doc/invoke.texi: Document the new command line option, fix
1045 documentation of -Wmultichar.
1046 * testsuite/gcc.dg/divbyzero.c: New tests.
1047 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1049 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1051 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1053 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1054 to avoid update_life_info call.
1055 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1056 * cfgcleanup.c (bb_flags): New enum.
1057 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1058 (notice_new_block, update_forwarder_flag): New functions.
1059 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1060 (try_forward_edges): Likewise; update flags.
1061 (merge_blocks): Likewise.
1062 (outgoing_edges_match): Likewise.
1063 (try_crossjump_to_edge): Likewise.
1064 (try_optimize_cfg): Likewise; initialize and clear the flags;
1065 recompute life info if needed.
1066 (cleanup_cfg): No need to clear aux pointers.
1068 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1070 * config/i386/i386.c (override_options): Default to minimum
1071 stack alignment when optimizing for code size.
1072 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1075 * config/i386/i386.c (override_options): Set upper limit of
1076 -mpreferred-stack-boundary to 12.
1078 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1080 * recog.c (peephole2_optimize): Add default case to switch.
1082 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1084 * doc/gcc.texi (Sending Patches): Remove.
1086 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1088 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1089 fields when comparing.
1091 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1093 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1094 * arm.c (HOST_INT, HOST_UINT): Likewise.
1096 2001-10-22 Stan Shebs <shebs@apple.com>
1098 * config/darwin-protos.h (darwin_exception_section): Declare.
1099 (darwin_eh_frame_section): Declare.
1101 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1103 * i386.md (movti_rex64): Fix mode.
1105 2001-10-22 Stan Shebs <shebs@apple.com>
1107 * target.h (struct gcc_target): Add asm_out.exception_section,
1108 asm_out.eh_frame_section.
1109 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1110 (TARGET_ASM_EH_FRAME_SECTION): New.
1111 (TARGET_INITIALIZER): Update.
1112 * output.h (default_exception_section): Declare.
1113 (default_eh_frame_section): Declare.
1114 * dwarf2out.c: Include target.h.
1115 (output_call_frame_info): Call target hook for eh frames.
1116 (default_eh_frame_section): New function.
1117 * except.c: Include target.h.
1118 (output_function_exception_table): Call target hook for exception
1120 * varasm.c (default_exception_section): Rename from
1121 exception_section, remove EXCEPTION_SECTION macro.
1123 * config/darwin.h (darwin_eh_frame_section): New function.
1124 (EXCEPTION_SECTION): Remove.
1125 (TARGET_ASM_EXCEPTION_SECTION): Define.
1126 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1127 (nextstep_exception_section): New function.
1128 (nextstep_eh_frame_section): New function.
1129 (TARGET_ASM_EXCEPTION_SECTION): Define.
1130 (TARGET_ASM_EH_FRAME_SECTION): Define.
1132 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1133 (TARGET_ASM_EXCEPTION_SECTION): Define.
1134 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1135 (EXCEPTION_SECTION): Remove.
1136 (TARGET_ASM_EXCEPTION_SECTION): Define.
1137 * config/stormy16/stormy16.h: Remove comments referencing
1138 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1140 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1141 TARGET_ASM_EH_FRAME_SECTION.
1143 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1145 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1148 * c-format.c: Fix spelling typo in comment.
1150 * sched-int.h: Fix typo in GCC preamble.
1152 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1155 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1157 2001-10-22 Richard Henderson <rth@redhat.com>
1159 * config/i386/i386.c (ix86_expand_clear): New.
1160 * config/i386/i386-protos.h: Declare it.
1161 * config/i386/i386.md (setcc peep2s): Use it.
1162 (movsi_xor): Unexport.
1164 2001-10-22 Richard Henderson <rth@redhat.com>
1166 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1167 free_EXPR_LIST_list for LOG_LINKS.
1169 2001-10-21 Robert Lipe <robertlipe@usa.net>
1171 * config/i386/i386.c (sco_asm_named_section): Delete.
1172 (sco_asm_out_constructor): Delete.
1173 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1174 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1175 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1176 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1177 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1179 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1181 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1182 and/or fold extra calls into fewer ones.
1183 * collect2.c (dump_file): Likewise.
1184 * cppexp.c (parse_number): Likewise.
1185 * cpplex.c (_cpp_lex_direct): Likewise.
1186 * final.c (output_asm_insn, asm_fprintf): Likewise.
1187 * fix-header.c (inf_scan_ident, main): Likewise.
1188 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1190 * fold-const.c (real_hex_to_f): Likewise.
1191 * gen-protos.c (parse_fn_proto): Likewise.
1192 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1193 * genrecog.c (change_state, write_action): Likewise.
1194 * gensupport.c (shift_output_template): Likewise.
1195 * local-alloc.c (requires_inout): Likewise.
1196 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1197 * protoize.c (is_id_char, main): Likewise.
1198 * real.c (asctoeg): Likewise.
1199 * recog.c (asm_operand_ok): Likewise.
1200 * reload.c (find_reloads): Likewise.
1201 * scan.c (scan_identget_token): Likewise.
1202 * sched-vis.c (print_value): Likewise.
1203 * stringpool.c (ggc_alloc_string): Likewise.
1204 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1205 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1206 * tradcpp.c (rescan): Likewise.
1207 * tree.c (clean_symbol_name): Likewise.
1208 * varasm.c (decode_reg_name): Likewise.
1210 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1211 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1212 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1213 * m88k.c (output_ascii): Likewise.
1214 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1215 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1216 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1217 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1219 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1221 * langhooks.c (lang_hook_default_do_nothing,
1222 lang_hook_default_decode_option): New defaults.
1223 * langhooks.h: Make hooks unconditional and non-NULL.
1224 * toplev.c (compile_file, toplev_main): Update.
1225 * toplev.h: Update comments.
1226 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1228 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1230 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1232 * system.h (IN_RANGE): New macro.
1234 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1236 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1237 INTLDEPS variable, which does not include $LIBICONV.
1238 * Makefile.in: Use INTLDEPS in LIBDEPS.
1239 * configure: Regenerate.
1241 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1243 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1244 * cpplex.c (lex_percent, lex_dot): Remove.
1245 (get_effective_char, skip_block_comment, skip_line_comment,
1246 parse_identifier_slow, parse_number, parse_string, save_comment,
1247 _cpp_lex_direct): Update to do lookback freely.
1248 (IF_NEXT_IS, BACKUP): New macros.
1249 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1250 * cppmacro.c (paste_tokens): Update.
1252 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1254 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1256 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1258 * reload1.c (reload): Check CONSTANT_P before calling
1259 LEGITIMATE_PIC_OPERAND_P.
1260 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1261 workaround of 2001-10-13.
1263 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1265 * i386.c (split_di): Handle splitting of DFmode.
1267 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1269 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1270 (adjust_address_1, offset_address): Likewise.
1272 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1273 (output_asm_insn): Call it for each line output.
1274 Don't record an operand more than once.
1276 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1277 * main.c: Include config.h and system.h, but not ansidecl.h.
1278 * Makefile.in (main.o): Update accordingly.
1280 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1282 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1284 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1286 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1287 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1289 (find_sub_basic_blocks): ... here;
1290 (find_many_sub_basic_blocks): New.
1291 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1293 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1295 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1297 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1299 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1300 * flow.c (update_life_info): Measure time.
1301 * c-decl.c: Include timevar.h
1302 (c_expand_body): Measure time.
1303 * toplev.c (rest_of_compilation): Measure time of mode switching
1305 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1307 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1308 (lang_independent_options): Add asynchronous-unwind-tables
1309 (toplev_main): flag_asynchronous_unwind_tables implies
1311 * flags.h (flag_asynchronous_unwind_tables): Declare.
1312 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1313 flag_asynchronous_unwind_tables.
1314 (output_call_frame_info): Likewise.
1315 * invoke.texi (-fasynchronous-unwind-tables): Document.
1316 * i386.c (optimization_options): Enable
1317 flag_asynchronous_unwind_tables.
1319 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1320 * i386.md (s* expanders): Destination is QImode.
1322 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1323 * rtl.h (clear_log_links): Kill.
1324 * flow.c (clear_log_links): Make static; accept blocks parameter;
1325 do no clear life info.
1326 (update_life_info): Call clear_log_links.
1328 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1330 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1332 * cpplex.c (handle_newline, skip_escaped_newlines,
1333 get_effective_char, skip_block_comment, skip_line_comment,
1334 parse_identifier_slow, parse_number, parse_string,
1335 _cpp_lex_direct): Update to do more stepping back.
1336 (trigraph_ok): Similarly. Rename trigraph_p.
1337 (SAVE_STATE, RESTORE_STATE): Remove.
1338 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1340 * cpplib.c (destringize): Rename destringize_and_run, and
1341 call run_directive directly.
1342 (_cpp_do__Pragma): Simplify.
1344 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1346 * pe.c (arm_pe_unique_section): Const-ify.
1347 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1348 (switch_to_section): Add static prototype.
1350 * output.h (drectve_section): Prototype.
1352 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1354 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1355 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1356 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1357 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1358 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1359 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1360 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1361 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1362 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1363 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1364 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1365 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1366 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1367 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1368 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1369 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1370 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1371 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1372 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1373 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1374 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1375 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1376 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1377 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1378 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1379 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1380 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1381 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1382 v850-*-*): Delete superflous ${cpu_type} setting.
1383 * config/linux.h: Delete svr4.h include.
1384 (SET_ASM_OP): Delete.
1385 * config/netware.h (INT_ASM_OP): Undef before define.
1386 * config/ptx4.h: Delete elfos.h include.
1387 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1388 * config/svr4.h: Delete elfos.h include. Update commentary.
1389 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1390 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1391 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1392 config/v850/v850.h: Delete svr4.h include.
1393 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1394 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1395 config/sparc/sysv4.h: Update includes.
1396 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1397 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1398 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1399 config/m88k/dguxbcs.h: Delete includes.
1400 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1401 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1402 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1404 * config/m88k/dgux.h: Delete include.
1405 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1407 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1408 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1409 * config/sh/elf.h: Update include.
1410 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1411 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1413 2001-10-19 Catherine Moore <clm@redhat.com>
1415 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1416 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1417 base and count fields.
1418 (stormy16_expand_builtin_va_start): last_reg_count changed to
1419 size_of_reg_args. Use count + size in first comparison.
1421 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1423 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1424 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1425 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1426 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1427 Set alignment from type if INDIRECT_REF.
1428 (adjust_address_1, offset_address): Simplify alignment compuitation.
1429 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1430 here; done by set_mem_attributes.
1432 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1435 * arm-protos.h (rdata_section, zero_init_section, common_section):
1437 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1438 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1439 traditional mode stringification.
1440 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1441 in macros controling its use.
1442 * rtlanal.c: Include tm_p.h.
1443 * varasm.c (asm_output_aligned_bss): Mark parameter with
1445 (assemble_constant_align, assemble_start_function, assemble_align,
1446 assemble_variable, assemble_trampoline_template,
1447 output_constant_def_contents): Wrap potentially empty if-stmt body
1450 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1452 * a29k-protos.h (literal_section): Prototype.
1453 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1454 * a29k.md: Ensure function pointers are prototyped.
1455 * genattrtab.c (write_eligible_delay): Mark parameter with
1458 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1460 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1461 * 1750a.c (print_operand): Fix format specifier warning.
1462 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1463 * 1750a.md: Likewise.
1464 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1465 * genemit.c (output_add_clobbers): Mark parameter with
1467 * genrecog.c (write_subroutine): Likewise.
1468 * integrate.c (expand_inline_function): Delete unused variable.
1469 * varasm.c (remove_from_pending_weak_list): Wrap with
1472 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1474 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1475 field is different to previous argument's neg field.
1477 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1479 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1481 * final.c (get_decl_from_op): New function.
1482 (output_asm_insn): Call it; write "*" when item with decl is address.
1484 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1486 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1487 about 64-bit support from the 3.0_branch version.
1489 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1491 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1492 USE_INCLUDED_LIBINTL when appropriate.
1493 * configure, config.in: Regenerate.
1494 * Makefile.in (datadir): Set to @datadir@.
1495 (intl.o): Also depend on $(CONFIG_H) and system.h.
1497 * intl.c: Factor out common gettext initialization sequence.
1498 (gcc_init_libintl): New function.
1499 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1500 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1501 off NLS. Add multiple include guard. No need to #ifdef-guard
1502 an #undef. Prototype gcc_init_libintl here.
1504 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1505 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1506 Use gcc_init_libintl.
1508 2001-10-19 Catherine Moore <clm@redhat.com>
1510 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1512 * config/stormy16/stormy16.c (stormy16_split_move): Make
1513 sure that REG_INC notes are present for auto_inc operands.
1515 2001-10-19 Andreas Jaeger <aj@suse.de>
1517 * configure: Regenerated.
1518 * configure.in: Add x86_64 to switch statements.
1520 2001-10-18 Richard Henderson <rth@redhat.com>
1522 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1523 address into $27 explicitly.
1524 (sibcall_value_osf_1): Likewise.
1526 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1528 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1529 (offset_address): New function.
1530 (free_emit_status): Free regno_decl.
1531 (init_emit): Pass proper number of elements to xcalloc.
1532 Allocate regno_decl.
1533 (mark_emit_status): Mark regno_decl values.
1534 * expr.c (highest_pow2_factor): New function.
1535 (expand_assigment): Use it and offset_address.
1536 Properly handle ptr_mode vs. Pmode in offset calculation.
1537 (store_constructor, expand_expr_unaligned): Likewise.
1538 (expand_expr, case COMPONENT_EXPR): Likewise.
1539 * expr.h (offset_address): New decl.
1540 * function.h (struct emit_status): Add regno_decl.
1541 (REGNO_DECL): New macro.
1542 * final.c (output_asm_name): Move in file and don't conditionalize
1543 on flag_print_asm_name.
1544 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1545 Output names of operands, if known.
1546 * function.c (assign_parms): Set REGNO_DECL.
1547 * integrate.c (integrate_decl_tree): Likewise.
1548 * stmt.c (expand_decl): Likewise.
1549 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1551 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1553 * attribs.c (handle_noinline_attribute): New function.
1554 (handle_used_attribute): Likewise.
1555 (c_common_attribute_table): Added noinline and used.
1556 * doc/extend.texi (Function Attributes): Document them.
1557 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1558 Warn when merging inline with attribute noinline.
1559 (start_decl, start_function): Warn if inline and attribute
1560 noinline appear in the same declaration.
1562 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1564 * config.gcc: Update c4x and i370 for C front end-specific
1566 * config/c4x/c4x-c.c: New.
1567 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1568 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1570 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1571 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1573 (c4x_init_pragma): Remove.
1574 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1575 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1576 c4x_pr_ignored): Move to c4x-c.c.
1577 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1578 * config/c4x/t-c4x: Update.
1579 * config/i370/i370-c.c: New.
1580 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1581 (i370_pr_map): Move to i370-c.c.
1582 * config/i370/t-i370: New.
1584 * doc/tm.texi: Update.
1586 2001-10-17 Stan Shebs <shebs@apple.com>
1588 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1589 typo fixes throughout.
1590 (machopic_output_stub): Remove some dead code.
1592 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1594 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1597 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1599 * Makefile.in (print-rtl.o): Depend on TREE_H.
1600 * alias.c (get_alias_set): Make two passes over objects to first
1601 see if inner object is access via restricted pointer.
1602 Defer allocating alias set for restricted pointer until here.
1603 Call find_placeholder with second arg nonzero.
1605 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1606 set for restricted pointer types.
1607 * emit-rtl.c (set_mem_attributes): Set more attributes.
1608 (set_mem_align, change_address, adjust_address_1): New functions.
1609 (change_address_1): Now static.
1610 (adjust_address, adjust_address_nv): Deleted.
1611 (replace_equiv_address): Call change_address_1.
1612 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1613 (find_placeholder): Get starting point from PLIST arg.
1614 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1615 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1616 (adjust_address, adjust_address_nv): New macros.
1617 * print-rtl.c (tree.h): New include.
1618 (print_rtx, case MEM): Print all memory attributes.
1620 2001-10-17 Richard Henderson <rth@redhat.com>
1622 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1624 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1626 * c-tree.texi: Eliminate duplicated word.
1627 * cpp.texi: Likewise.
1628 * install.texi: Likewise.
1629 * invoke.texi: Likewise.
1630 * tm.texi: Likewise.
1632 2001-10-17 Michael Collison <collison@isisinc.net>
1634 * dsp16xx.c: Fix comment formatting to match GNU standards.
1635 (dsp16xx_output_function_prologue): Change type of 'size'
1636 parameter from 'int' to HOST_WIDE_INT.
1637 (dsp16xx_output_function_epilogue): Change type of 'size'
1638 parameter from 'int' to HOST_WIDE_INT.
1640 2001-10-16 Richard Henderson <rth@redhat.com>
1642 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1643 * configure, config.in: Rebuild.
1645 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1646 (ix86_output_addr_diff_elt): New.
1647 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1648 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1649 (JUMP_TABLES_IN_TEXT_SECTION): New.
1650 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1651 * config/i386/i386-protos.h: Update.
1653 * config/i386/386bsd.h, config/i386/beos-elf.h,
1654 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1655 config/i386/i386-interix.h, config/i386/i386elf.h,
1656 config/i386/linux.h, config/i386/netbsd-elf.h,
1657 config/i386/netbsd.h, config/i386/openbsd.h,
1658 config/i386/ptx4-i.h, config/i386/rtemself.h,
1659 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1660 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1662 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1664 * stmt.c (expand_asm_operands): Update commentary.
1666 2001-10-16 Stan Shebs <shebs@apple.com>
1668 * config/darwin.h (GCC_NAME): Remove, no longer used.
1669 (NO_MATH_LIBRARY): Ditto.
1670 (MATH_LIBRARY): Define to emptiness.
1671 (DWARF2_DEBUGGING_INFO): Define.
1672 (PREFERRED_DEBUGGING_TYPE): Define.
1673 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1674 (EXCEPTION_SECTION): Define.
1675 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1676 * config/darwin.c (darwin_encode_section_info): Handle case of
1677 DECL_INITIAL being error_mark_node.
1679 2001-10-16 Richard Henderson <rth@redhat.com>
1681 * alpha.c (current_file_function_operand): Don't fail for profiling.
1682 (direct_call_operand): New.
1683 * alpha-protos.h: Declare it.
1684 * alpha.h (EXTRA_CONSTRAINT): Use it.
1685 (PREDICATE_CODES): Add it.
1686 (ASM_OUTPUT_MI_THUNK): Remove.
1687 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1688 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1690 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1692 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1693 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1695 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1697 * cfg.c (free_edge): Break out from ....
1698 (remove_edge): ... here.
1699 (clear_edges): Use free_edge.
1701 * att.h (ASM_QUAD): Add comment.
1702 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1704 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1706 * i386.c (split_ti): New function.
1707 (ix86_split_to_parts): Support TImodes.
1708 * i386.h (VALID_INT_MODE_P): Add TImode.
1709 * i386.md (movdi splitter): Fix.
1710 (movti): Support 64bit integer registers.
1711 (movti_rex64): New function and splitter.
1713 * i386.c (*_cost): Add movsx/movzx cost.
1714 * i386.h (struct processor_costs): Add movsx/movzx fields.
1715 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1716 64bit operations require split on 64bit machine.
1717 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1719 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1720 (ix86_expand_move): Avoid pushes of memory if size does not match;
1721 move long constants to register.
1722 (x86_initialize_trampoline): Fix mode.
1723 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1724 Use ASM_QUAD on 64bit.
1725 * i386.md (test pattern): Disallow impossible constants.
1726 (tablejump PIC expander): Fix emitting of sum.
1727 (movdicc_rex64): Rename to movdicc.
1728 * linux64.h (LINK_SPEC): Add missing '%'.
1730 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1732 * tree-inline.c (inlinable_function_p): Leave it up to the
1733 front-end to turn -finline-functions into DECL_INLINE set for all
1736 2001-10-16 Stan Shebs <shebs@apple.com>
1738 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1740 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1742 * recog.c: Formatting and comment typo fixes.
1744 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1745 version in single tree build.
1746 * configure: Regenerate.
1748 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1750 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1751 MODE arguments to gen_rtx and compare operand with const0_rtx.
1753 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1755 * system.h: Poison old unused target macros.
1756 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1757 * config/stormy16/stormy16.c: Update references to obsolete macros.
1758 * config/stormy16/stormy16.h: Similarly.
1759 * config/stormy16/stormy16.md: Similarly.
1760 * config/cris/cris.h: Similarly.
1762 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1764 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1765 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1766 cpp_register_pragma): Update accordingly.
1768 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1770 * c-pragma.h (cpp_register_pragma_space): Remove.
1771 * cpplib.h (cpp_register_pragma_space): Remove.
1772 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1773 (cpp_register_pragma_space): Remove.
1774 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1776 (do_pragma): Similarly.
1777 (_cpp_init_internal_pragmas): Don't register namespaces.
1779 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1780 Don't register namespaces.
1781 * cp/lex.c (init_cp_pragma): Similarly.
1782 * doc/tm.texi: Update.
1784 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1787 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1789 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1791 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1792 add scheduling support.
1793 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1794 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1795 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1798 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1800 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1801 missing CONSTANT_P test in core GCC.
1803 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1805 * cppmain.c (struct printer): New member source.
1806 (scan_translation_unit): Fix spacing at start of lines.
1807 (cb_line_change): Update.
1809 * gcc.dg/cpp/spacing2.c: New test.
1811 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1813 * config/cris/arit.c: Use __builtin_labs, not abs.
1815 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1817 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1818 misplaced sprintf and fprintf argument.
1820 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1822 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1823 * configure.in, Makefile.in: Take out obsolete check-po logic.
1824 * configure, config.in: Regenerate.
1826 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1828 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1829 symtab declarations.
1831 2001-10-12 Stan Shebs <shebs@apple.com>
1833 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1834 declarations of arguments and local variables.
1836 2001-10-12 Christopher Faylor <cgf@redhat.com>
1838 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1839 ENDFILE_SPEC definition.
1841 2001-10-12 Kazu Hirata <kazu@hxi.com>
1843 * gthr-dce.h: Fix comment formatting.
1844 * gthr-posix.h: Likewise.
1845 * gthr-single.h: Likewise.
1846 * gthr-solaris.h: Likewise.
1847 * gthr-vxworks.h: Likewise.
1848 * gthr-win32.h: Likewise.
1850 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1852 * final.c (output_asm_insn): Make sure assembly dialects are
1853 terminated, not nested. Output `|' and `}' characters if they
1854 don't appear inside assembly dialect selection.
1855 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1856 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1857 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1858 strsetsi_rex_1): Add {} braces.
1860 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1862 * toplev.c (compile_file): Ignore return value from yyparse.
1863 Always pop any nested binding levels after yyparse returns.
1865 2001-10-11 Richard Henderson <rth@redhat.com>
1867 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1869 2001-10-11 Richard Henderson <rth@redhat.com>
1871 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1872 fall back to add_AT_long_long for large CONST_INT.
1874 2001-10-11 Richard Henderson <rth@redhat.com>
1876 * config/i386/i386.md (setcc splitters): Add four splitters to
1877 simplify compound compares that simplify_comparison can't handle.
1879 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1881 * cpplex.c (digraph_spellings, token_spellings): Make static.
1883 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1885 * unroll.c (loop_iterations): Fixup last patch.
1887 2001-10-11 Richard Henderson <rth@redhat.com>
1889 * rtl.h (REG_VTABLE_REF): New.
1890 * rtl.c (reg_note_name): Add it.
1891 * combine.c (distribute_notes): Handle it.
1892 * final.c (final_scan_insn): Handle it.
1893 * tree.def (VTABLE_REF): New.
1894 * expr.c (expand_expr): Handle it.
1895 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1896 * output.h: Declare them.
1898 2001-10-11 Richard Henderson <rth@redhat.com>
1900 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1903 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1905 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1906 available in 64-bit mode.
1908 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1910 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1911 cris-*-linux* cases.
1912 * config/cris/cris-protos.h: New file.
1913 * config/cris/cris.c: New file.
1914 * config/cris/cris.h: New file.
1915 * config/cris/cris.md: New file.
1916 * config/cris/linux.h: New file.
1917 * config/cris/aout.h: New file.
1918 * config/cris/arit.c: New file.
1919 * config/cris/cris_abi_symbol.c: New file.
1920 * config/cris/mulsi3.asm: New file.
1921 * config/cris/t-aout: New file.
1922 * config/cris/t-cris: New file.
1923 * config/cris/t-elfmulti: New file.
1924 * config/cris/t-linux: New file.
1925 * doc/invoke.texi: Add CRIS options.
1926 * doc/install.texi (Specific): Add blurb for CRIS.
1928 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1930 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1932 * config/float/i32.h: Likewise.
1933 * config/float-i386.h: Likewise.
1934 * config/float-i64.h: Likewise.
1935 * config/float-m68k.h: Likewise.
1936 * config/float-sh.h: Likewise.
1937 * config/float-sparc.h: Likewise.
1939 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1941 * doc/contrib.texi: Add note about CRIS port to my entry.
1943 2001-10-11 Kazu Hirata <kazu@hxi.com>
1945 * basic-block.h: Fix formatting.
1946 * bitmap.h: Likewise.
1947 * cpplib.h: Likewise.
1948 * c-tree.h: Likewise.
1949 * diagnostic.h: Likewise.
1950 * flags.h: Likewise.
1952 * longlong.h: Likewise.
1954 * reload.h: Likewise.
1958 2001-10-10 Richard Henderson <rth@redhat.com>
1960 * c-parse.in (asm_operand): Allow named operands.
1961 * genconfig.c (max_recog_operands): Set to 29.
1962 * local-alloc.c (requires_inout): Skip multiple digits.
1963 * recog.c (asm_operand_ok): Likewise.
1964 (preprocess_constraints): Use strtoul for matching constraints.
1965 (constrain_operands): Likewise.
1966 * regmove.c (find_matches): Likewise.
1967 * reload.c (find_reloads): Likewise.
1968 * stmt.c (parse_output_constraint): Don't reject in-out
1969 constraint on operands > 9. Reject '[' in constraint.
1970 (expand_asm_operands): Handle named operands. Use strtoul
1971 for matching constraints.
1972 (check_operand_nalternatives): Split out from expand_asm_operands.
1973 (check_unique_operand_names): New.
1974 (resolve_operand_names, resolve_operand_name_1): New.
1976 * doc/extend.texi (Extended Asm): Document named operands.
1977 * doc/md.texi (Simple Constraints): Document matching constraints
1980 2001-10-10 Richard Henderson <rth@redhat.com>
1982 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1984 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1985 (jcc splitters): Add two splitters to simplify compound compares
1986 that simplify_comparison can't handle.
1988 2001-10-10 Richard Henderson <rth@redhat.com>
1990 * langhooks.c: Include langhooks.h.
1991 * Makefile.in (langhooks.o): Depend on it.
1993 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1995 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1996 should not be considered as a no-op.
1997 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1999 2001-10-10 Stan Shebs <shebs@apple.com>
2001 * alias.c: Remove uses of "register" specifier in declarations
2002 of arguments and local variables.
2003 * c-common.c: Ditto.
2004 * c-convert.c: Ditto.
2006 * c-format.c: Ditto.
2007 * c-semantics.c: Ditto.
2008 * c-typeck.c: Ditto.
2009 * caller-save.c: Ditto.
2012 * cfgbuild.c: Ditto.
2014 * collect2.c: Ditto.
2018 * cppfiles.c: Ditto.
2021 * defaults.h: Ditto.
2023 * dwarf2out.c: Ditto.
2024 * dwarfout.c: Ditto.
2025 * emit-rtl.c: Ditto.
2030 * fix-header.c: Ditto.
2031 * floatlib.c: Ditto.
2033 * fold-const.c: Ditto.
2034 * function.c: Ditto.
2037 * gen-protos.c: Ditto.
2038 * genattrtab.c: Ditto.
2039 * gencheck.c: Ditto.
2040 * genconfig.c: Ditto.
2042 * genextract.c: Ditto.
2043 * genflags.c: Ditto.
2044 * gengenrtl.c: Ditto.
2045 * genoutput.c: Ditto.
2047 * genrecog.c: Ditto.
2048 * gensupport.c: Ditto.
2052 * haifa-sched.c: Ditto.
2053 * hard-reg-set.h: Ditto.
2055 * integrate.c: Ditto.
2058 * local-alloc.c: Ditto.
2060 * mips-tdump.c: Ditto.
2061 * mips-tfile.c: Ditto.
2064 * print-rtl.c: Ditto.
2065 * read-rtl.c: Ditto.
2068 * reg-stack.c: Ditto.
2069 * regclass.c: Ditto.
2074 * resource.c: Ditto.
2078 * sched-deps.c: Ditto.
2079 * sched-rgn.c: Ditto.
2081 * simplify-rtx.c: Ditto.
2083 * stor-layout.c: Ditto.
2090 * xcoffout.c: Ditto.
2092 2001-10-10 Richard Henderson <rth@redhat.com>
2094 * rtl.h (can_reverse_comparison_p): Remove.
2096 2001-10-10 Christopher Faylor <cgf@redhat.com>
2098 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2101 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2103 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2104 (Thanks to Chris Faylor for suggesting macro name).
2105 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2107 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2108 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2109 (MATH_LIBRARY): Undef before definition.
2110 (OUTPUT_QUOTED_STRING): Likewise.
2111 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2113 2001-10-10 Richard Henderson <rth@redhat.com>
2115 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2116 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2117 a tristate comparison value.
2118 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2120 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2123 * unroll.c (loop_iterations): Ignore insns generated by loop
2126 * config.gcc (mips*-*-gnu*): Delete support.
2127 * config/mips/gnu.h: Remove.
2129 2001-10-10 Kazu Hirata <kazu@hxi.com>
2131 * calls.c: Fix formatting.
2132 * c-decl.c: Likewise.
2133 * cfgcleanup.c: Likewise.
2134 * combine.c: Likewise.
2135 * cppfiles.c: Likewise.
2136 * cpplib.c: Likewise.
2137 * cppmacro.c: Likewise.
2138 * crtstuff.c: Likewise.
2140 * dwarf2out.c: Likewise.
2141 * expmed.c: Likewise.
2143 * fold-const.c: Likewise.
2144 * function.c: Likewise.
2146 * genattrtab.c: Likewise.
2147 * ggc-page.c: Likewise.
2148 * integrate.c: Likewise.
2149 * libgcc2.c: Likewise.
2151 * optabs.c: Likewise.
2152 * profile.c: Likewise.
2153 * protoize.c: Likewise.
2155 * recog.c: Likewise.
2156 * reload1.c: Likewise.
2157 * reload.c: Likewise.
2158 * reorg.c: Likewise.
2159 * resource.c: Likewise.
2160 * sched-rgn.c: Likewise.
2161 * sdbout.c: Likewise.
2163 * toplev.c: Likewise.
2164 * varasm.c: Likewise.
2166 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2168 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2169 * Makefile.in (langhooks.o): Add dependencies.
2171 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2173 * rs6000.c (rs6000_emit_load_toc_table): Don't
2174 strdup the toc label.
2175 (create_TOC_reference): Likewise.
2177 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2179 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2182 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2184 * config/i386/i386.c (ix86_attribute_table): Correct
2185 min_len, max_len fields for dllimport, dllexport and shared.
2187 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2189 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2190 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2191 Consistently use "nonzero" instead of "non-zero".
2193 2001-10-09 Kazu Hirata <kazu@hxi.com>
2195 * acconfig.h: Fix comment formatting.
2196 * c-dump.h: Likewise.
2197 * c-tree.h: Likewise.
2198 * conditions.h: Likewise.
2200 * function.h: Likewise.
2202 * hwint.h: Likewise.
2203 * integrate.h: Likewise.
2206 * optabs.h: Likewise.
2208 2001-10-09 Kazu Hirata <kazu@hxi.com>
2210 * c-common.h: Fix comment formatting.
2211 * c-dump.c: Likewise.
2213 * diagnostic.h: Likewise.
2214 * except.c: Likewise.
2216 * gcov-io.h: Likewise.
2217 * genattrtab.c: Likewise.
2218 * output.h: Likewise.
2219 * predict.h: Likewise.
2220 * reload1.c: Likewise.
2221 * reload.h: Likewise.
2222 * resource.h: Likewise.
2224 * system.h: Likewise.
2226 * tree-inline.c: Likewise.
2227 * tsystem.h: Likewise.
2228 * varasm.c: Likewise.
2229 * xcoffout.h: Likewise.
2231 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2233 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2235 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2237 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2238 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2239 config/i386/netware.h, config/mcore/gfloat.h,
2240 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2241 config/netware.h, gccbug.in: Update FSF address.
2243 2001-10-09 Kazu Hirata <kazu@hxi.com>
2245 * c-common.c: Fix comment typos.
2246 * cfgrtl.c: Likewise.
2247 * collect2.c: Likewise.
2248 * cpplex.c: Likewise.
2249 * doloop.c: Likewise.
2250 * dwarf2out.c: Likewise.
2251 * dwarfout.c: Likewise.
2253 * fold-const.c: Likewise.
2257 * global.c: Likewise.
2258 * ifcvt.c: Likewise.
2260 * optabs.c: Likewise.
2261 * protoize.c: Likewise.
2262 * regclass.c: Likewise.
2263 * reorg.c: Likewise.
2267 * doc/cpp.texi: Likewise.
2268 * doc/c-tree.texi: Likewise.
2269 * doc/extend.texi: Likewise.
2270 * doc/invoke.texi: Likewise.
2271 * doc/objc.texi: Likewise.
2272 * doc/tm.texi: Likewise.
2274 2001-10-08 Richard Henderson <rth@redhat.com>
2276 * varasm.c (set_named_section_flags): Initialize "declared".
2278 2001-10-08 Robert Lipe <robertlipe@usa.net>
2280 * varasm.c (struct in_named_entry): Add declared.
2281 (named_section_first_declaration): New function.
2282 (default_elf_asm_named_section): Use it.
2283 * output.h (named_section_first_declaration): New.
2285 2001-10-08 Richard Henderson <rth@redhat.com>
2287 * i386.md (movsi_xor): Export.
2288 (setcc peep2): Use it when available; add an alternative to
2289 match zero_extendhisi2_and.
2291 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2293 * romp-protos.h (romp_initialize_trampoline): New function.
2294 * romp.c (romp_initialize_trampoline): Likewise.
2295 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2296 romp_initialize_trampoline.
2298 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2300 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2301 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2302 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2303 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2305 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2307 * unroll.c (loop_iterations): Extend check for multiple back edges.
2309 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2311 * langhooks.h: New file.
2312 * Makefile.in (OBJS): Added langhooks.o.
2313 (c-lang.o): Depend on langhooks.h.
2314 (c-common.o): Don't depend on tree-inline.h.
2315 (tree-inline.o): Depend on toplev.h.
2316 (langhooks.o): New rule.
2317 * c-common.c: Don't include tree-inline.h.
2318 (c_mark_lang_decl): Mark argument c as unused.
2319 (c_common_lang_init): Don't initialize hooks here.
2320 * c-lang.c: Include langhooks.h, then override some macros.
2321 (lang_hooks): Initialize with macros in langhooks.h.
2322 (c_init): Don't initialize hooks here.
2323 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2324 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2325 * tree-inline.c: Include toplev.h. Don't define hook variables.
2326 * tree-inline.h: Don't define hook types nor declare hook
2327 variables. Move macros to...
2328 * langhooks.c: ... new file, as functions. Adjust all callers.
2330 2001-10-08 Jeffrey A Law <law@cygnus.com>
2332 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2333 purge_mem_unchanging_flag on all instructions, not just on those
2334 before NOTE_INSN_FUNCTION_BEG.
2336 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2338 * cppmacro.c (_cpp_create_definition): Leave comments off.
2340 * doc/cpp.texi: Update.
2342 2001-10-08 DJ Delorie <dj@redhat.com>
2344 * c-decl.c (grokfield): Make sure the only unnamed fields
2345 we're allowing are either structs or unions.
2346 * doc/extend.texi: Add documentation for the unnamed field
2349 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2351 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2352 * configure.in: Use it.
2353 * configure: Regenerated.
2354 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2355 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2357 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2359 * cppfiles.c (open_file): Don't mark zero-length files
2360 never-reread here. Don't output diagnostics here either.
2361 (stack_include_file): Mark them never-reread here.
2362 (_cpp_read_file): Update.
2364 2001-10-08 Richard Henderson <rth@redhat.com>
2366 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2368 2001-10-08 Richard Henderson <rth@redhat.com>
2370 * expr.c (store_expr): When converting a CONST_INT for storage
2371 in a SUBREG, convert it to both SUBREG modes before stripping
2374 2001-10-08 Richard Henderson <rth@redhat.com>
2376 * varasm.c (restore_varasm_status): New.
2377 * function.h: Declare it.
2378 * function.c (pop_function_context_from): Call it.
2380 2001-10-08 Richard Henderson <rth@redhat.com>
2382 * c-common.h (struct c_lang_decl): Add declared_inline.
2383 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2384 * c-lang.c (c_disregard_inline_limits): Use it.
2385 * c-decl.c (duplicate_decls): Likewise.
2386 (pushdecl, redeclaration_error_message): Likewise.
2387 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2388 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2389 Set DECL_INLINE if -finline-functions.
2390 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2392 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2394 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2395 in enter_macro_context. Create a padding token in its own context
2396 if necessary when the search for '(' fails.
2397 (enter_macro_context): Update.
2399 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2401 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2402 genmultilib, toplev.c: Fix spelling errors of "separate" as
2403 "seperate", and corresponding spelling errors of related words.
2405 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2407 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2408 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2410 * c-dump.c (dump_option_value_info): Likewise.
2411 * c-format.c (format_length_info, format_char_info,
2412 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2413 * collect2.c (names): Likewise.
2414 * cppdefault.h (default_include): Likewise.
2415 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2416 * flow.c (life_analysis): Likewise.
2417 * gcc.c (dir_separator_str, modify_target, option_map,
2418 target_option_translations, spec_list_1, extra_specs_1,
2419 init_spec): Likewise.
2420 * gcov.c (gcov_version_string): Likewise.
2421 * genattr.c (write_units): Likewise.
2422 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2423 * gengenrtl.c (rtx_definition, defs): Likewise.
2424 * genrecog.c (pred_table): Likewise.
2425 * global.c (global_alloc): Likewise.
2426 * lcm.c (optimize_mode_switching): Likewise.
2427 * local-alloc.c (find_free_reg): Likewise.
2428 * params.h (param_info): Likewise.
2429 * predict.c (predictor_info): Likewise.
2430 * protoize.c (unexpansion_struct): Likewise.
2431 * real.c (bmask): Likewise.
2432 * recog.h (insn_operand_data, insn_data): Likewise.
2433 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2434 * stmt.c (expand_nl_goto_receiver): Likewise.
2435 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2436 target_switches, target_options): Likewise.
2437 * tradcif.y (token, tokentab2, yylex): Likewise.
2438 * tree.h (attribute_spec): Likewise.
2440 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2442 * arc.c (arc_output_function_epilogue): Likewise.
2443 * arm.c (processors, all_cores, all_architectures,
2444 arm_override_options, isr_attribute_arg, isr_attribute_args,
2445 arm_isr_value): Likewise.
2446 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2448 * c4x.c (c4x_int_reglist): Likewise.
2449 * d30v.c (override_options): Likewise.
2450 * h8300.c (shift_insn): Likewise.
2451 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2452 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2453 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2454 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2455 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2456 * i386.h (processor_costs, ix86_cost): Likewise.
2457 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2458 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2459 * m68k.c (codes_68881, codes_FPA): Likewise.
2460 * m88k.c (mode_from_align, max_from_align, all_from_align,
2461 best_from_align, m_options): Likewise.
2462 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2463 * mcore.c (mode_from_align): Likewise.
2464 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2465 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2466 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2467 * mips.h (mips_regno_to_class): Likewise.
2468 * ns32k.c (scales): Likewise.
2469 * pa.c (import_string, magic_milli): Likewise.
2470 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2471 * sparc.c (leaf_reg_remap, sparc_override_options,
2472 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2474 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2476 2001-10-07 Dale Johannesen <dalej@apple.com>
2478 * reload1.c (reload_reg_free_p): Teach register interference
2479 checking that multiple output reloads are emitted in
2481 reload1.c (reload_reg_reaches_end_p): Ditto.
2482 reload1.c (reloads_conflict): Ditto.
2484 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2486 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2487 NULL_TREE inside @code.
2489 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2491 * doc/gcc.texi: Document consistent style of "32-bit",
2492 "Objective-C", and "@code{NULL}".
2494 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2496 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2497 (cpp_token_len, cpp_spell_token, cpp_output_token,
2498 _cpp_equiv_tokens): Handle it.
2499 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2500 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2501 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2504 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2506 * gcc.c (default_compilers): Remove .ada.
2508 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2510 * doc/cppinternals.texi: Update.
2512 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2514 * gcc.c (main): Set this_file_error if the appropriate
2515 compiler for a language has not been installed.
2517 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2519 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2521 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2523 * gccbug.in (CATEGORIES): Add ada.
2525 2001-10-05 Catherine Moore <clm@redhat.com>
2527 * config/stormy16/stormy-abi: Document abi changes.
2528 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2529 (ICALL_REGS): New register class.
2530 (NUM_ARGUMENT_REGISTERS): Now 6.
2531 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2533 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2534 * config/stormy16.md (call_internal, call_value_internal,
2535 indirect_jump): Use new 'z' constraint.
2537 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2539 * doc/cppinternals.texi: Update.
2541 2001-10-05 Richard Henderson <rth@redhat.com>
2543 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2544 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2545 the gas section-name-as-label feature.
2547 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2549 * doc/cppinternals.texi: Update.
2551 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2553 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2554 to ensure valid SImode constants.
2556 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2558 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2559 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2560 * c-decl.c: Include tree-inline.h.
2561 (c_expand_body): Call optimize_inline_calls. Determine whether
2562 a function is inlinable upfront, and only clear
2563 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2564 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2565 (c_disregard_inline_limits): New function.
2566 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2567 (c_post_options): Enable tree inlining if inlining is enabled.
2568 Don't inline trees when instrumenting functions.
2569 (c_init): Initialize lang_disregard_inline_limits and
2570 lang_cannot_inline_tree_fn.
2571 * tree-inline.c (initialize_inlined_parameters): Handle calls
2572 with fewer arguments than declared parameters, and fewer
2573 parameters than passed arguments. Don't assume value is a
2575 (declare_return_variable): Convert return value back to the
2576 original type, if it was promoted.
2577 (tree_inlinable_function_p): New function.
2578 (inlinable_function_p): Don't look at DECL_INLINE if we're
2579 inlining all functions. Make it work with a NULL id.
2580 Re-check DECL_UNINLINABLE after language-specific checks.
2581 * tree-inline.h (tree_inlinable_function_p): Declare it.
2582 * integrate.c (save_for_inline): Don't bother to prepare argvec
2584 * cse.c (check_for_label_ref): Don't check deleted labels.
2586 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2587 * tree-inline.c: Include headers needed for the functions moved in.
2588 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2589 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2590 (copy_body, initialize_inlined_parameters): Likewise.
2591 (declare_return_variable, inlinable_function_p): Likewise.
2592 (expand_call_inline, expand_calls_inline): Likewise.
2593 (optimize_inline_calls, clone_body): Likewise.
2594 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2595 (copy_tree_r, remap_save_expr): Likewise.
2597 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2599 * Makefile.in (OBJS): Added tree-inline.o.
2600 (c-common.o): Depend on tree-inline.h.
2601 (tree-inline.o): New target.
2602 * c-common.c: Include tree-inline.h.
2603 (c_mark_lang_decl): Don't mark saved_tree.
2604 (c_common_lang_init): Set lang_anon_aggr_type_p.
2605 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2606 (struct c_lang_decl): Moved saved_tree to tree_decl.
2607 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2608 * integrate.h (function_attribute_inlinable_p): Declare it.
2609 * integrate.c (function_attribute_inlinable_p): Export it.
2610 * tree-inline.c: New file. Define variables declared in...
2611 * tree-inline.h: New file. Declare functions to be moved to
2612 tree-inline.c. Define macros and declare types and hooks for
2613 language-specific tree inlining.
2614 (flag_inline_trees): Moved definition from cp/decl2.c.
2615 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2616 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2617 (struct tree_decl): Moved saved_tree from c_lang_decl and
2618 inlined_fns from C++'s lang_decl.
2620 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2622 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2623 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2625 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2627 * doc/cppinternals.texi: Update.
2629 2001-10-04 Eric Christopher <echristo@redhat.com>
2631 * config/mips/mips.c (init_cumulative_args): Remember to set
2633 * config.gcc: Redo linux configuration. Add target_cpu_default
2634 of soft-float to all mipsisa32 combinations and tx39.
2635 * config/mips/linux.h: Remove include of mips.h.
2637 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2639 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2640 HOST_LDFLAGS and HOST_CPPFLAGS.
2642 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2644 * c-parse.in (objc_inherit_code, objc_pq_context,
2645 objc_public_flag): Make static.
2646 (objc_interface_context, objc_implementation_context,
2647 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2648 global tree array in objc/objc-act.[ch].
2649 (methoddef): Remove unnecessary code.
2651 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2652 Hoist struct definitions to objc-act.h.
2653 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2654 cat_count): Place declaration in objc-act.h.
2655 (objc_tree_index): Move enumeration to objc-act.h.
2656 (objc_global_trees): Place declaration and macro accessors in
2658 (implementation_context): Remove duplicate; use
2659 objc_implementation_context instead:
2660 (method_context): Remove duplicate; use objc_method_context
2662 (objc_ellipsis_node, objc_method_prototype_template,
2663 implemented_classes, function_type): Move global vars to
2665 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2666 (build_message_expr): Move actual construction of ObjC message
2667 send nodes to finish_message_expr.
2668 (finish_message_expr): New routine, contains code formerly in
2670 * objc/objc-act.h (finish_message_expr): New prototype.
2671 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2672 declarations; these vars are now part of objc_global_trees.
2673 (objc_tree_index, objc_global_trees): Move definitions from
2675 * objc/objc-tree.def: Update copyright info.
2677 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2679 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2681 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2682 only if TARGET_ARCH64.
2684 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2686 * doc/extend.texi: Fix some problems with previous checkin.
2687 * doc/invoke.texi: Likewise.
2689 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2691 * cpphash.h: Update comments.
2692 (cpp_context): Update.
2693 (spec_nodes): Remove n__Pragma.
2694 * cppinit.c (cpp_create_reader): Update.
2695 (builtin_array): Add _Pragma.
2696 * cpplib.h: Update comments.
2697 (NODE_DISABLED, BT_PRAGMA): New.
2698 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2699 * cppmacro.c (struct cpp_macro): Remove disabled.
2700 (builtin_macro): Return int, handle _Pragma, push the new token
2701 on the context stack.
2702 (funlike_invocation_p): Unconstify, update.
2703 (enter_macro_context): Handle builtins here.
2704 (replace_args, push_token_context, push_ptoken_context):
2705 Update for prototype changes.
2706 (_cpp_pop_context): Update.
2707 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2708 (cpp_sys_macro_p): Update.
2709 (_cpp_free_definition): Clear disabled flag.
2710 (_cpp_create_definition): Upate.
2711 * cppmain.c: Update comments.
2713 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2714 Andreas Jaeger <aj@suse.de>,
2715 Jan Hubicka <jh@suse.cz>
2717 * doc/invoke.texi (i386 Options): Document x86-64 options.
2718 (i386 and x86-64 Options): Rename i386 options section.
2720 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2721 (TARGET_SWITCHES): Add -munwind-info.
2722 (MASK_NO_UNWIND_INFO): New.
2723 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2725 (ASM_OUTPUT_DOUBLE_INT): New.
2727 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2728 * config.gcc: Fix tm_file settings for x86-64.
2729 * config/i386/x86-64.h: New file with OS independent x86-64
2731 * config/i386/biarch64.h: New file used to configure compiler
2732 to biarch/64bit compilation.
2734 * config/i386/i386.c: (override_options): Set flags default
2735 for 64bit compilation.
2737 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2739 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2740 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2741 constants on x86_64.
2742 (ix86_attr_length_immediate_default): Support MODE_DI.
2743 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2745 (indirect_jump, tablejump): Turn into expander.
2747 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2749 * c-common.c (c_format_attribute_table): Make format and
2750 format_arg attributes apply to function types rather than to
2752 (is_valid_printf_arglist): Construct an attribute list and pass
2753 that to check_function_format rather than a name.
2754 * c-common.h (check_function_format): Adjust prototype.
2755 * c-decl.c (duplicate_decls): Preserve attributes from type of
2756 built-in decl when allowing for harmless conflict in types.
2757 * c-format.c (record_function_format,
2758 record_international_format, function_format_list,
2759 international_format_info, international_format_list): Remove.
2760 (function_format_info): Remove next, name and assembler_name.
2761 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2762 (decode_format_attr): New.
2763 (handle_format_attribute): Handle receiving a type rather than a
2764 decl. Call decode_format_attr. Store format information in a
2765 function_format_info.
2766 (handle_format_arg_attribute): Correct comment. Handle receiving
2767 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2769 (check_format_info_recurse, check_format_info_main): Take argument
2770 numbers as unsigned HOST_WIDE_INT.
2771 (check_function_format): Take a list of attributes from the
2772 function type rather than a name or assembler name. Check for
2773 format attributes in that list and the attributes on the type of
2774 the current function rather than looking through
2775 function_format_list.
2776 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2778 (check_format_info_recurse): Take format_arg attributes from the
2779 type of the function calls rather than using
2780 international_format_list. Allow for multiple format_arg
2782 * c-typeck.c (build_function_call): Pass type attributes to
2783 check_function_format rather than name or assembler name. Don't
2784 require there to be a name or assembler name to check formats.
2786 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2788 * attribs.c (decl_attributes): Possibly call
2789 insert_default_attributes to insert default attributes on
2790 functions in a lazy manner.
2791 * builtin-attrs.def: New file; define the default format and
2792 format_arg attributes.
2793 * c-common.c (c_format_attribute_table): Move to earlier in the
2795 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2796 (enum built_in_attribute, built_in_attributes,
2797 c_attrs_initialized, c_init_attributes,
2798 c_common_insert_default_attributes): New.
2799 (c_common_lang_init): Don't initialize format_attribute_table. Do
2800 call c_init_attributes.
2801 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2802 * c-common.h (init_function_format_info): Don't declare.
2803 (c_common_insert_default_attributes): Declare.
2804 * c-decl.c (implicitly_declare, builtin_function): Call
2806 (init_decl_processing): Don't call init_function_format_info.
2807 (insert_default_attributes): New.
2808 * c-format.c (handle_format_attribute,
2809 handle_format_arg_attribute): Be quiet about inappropriate
2810 declaration when applying default attributes.
2811 (init_function_format_info): Remove.
2812 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2813 (insert_default_attributes): Declare.
2815 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2817 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2819 2001-10-01 Jim Wilson <wilson@redhat.com>
2821 * sched-deps.c (add_dependence): When elide conditional dependence,
2822 check that insn doesn't modify cond2.
2824 2001-10-01 Dale Johannesen <dalej@apple.com>
2826 * config/rs6000/rs6000.h (enum processor_type): Add support
2827 for 7400 (G4) and 7450.
2829 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2830 (rs6000_issue_rate): Ditto.
2831 (rs6000_adjust_cost): Fix cycle counts for compares.
2832 (debug_stack_info): Fix an obvious typo.
2833 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2834 * doc/invoke.texi: Document.
2835 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2837 (PROCESSOR_DEFAULT): Ditto.
2839 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2841 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2842 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2843 later recursive make invocation.
2845 2001-10-01 Hans Boehm <boehm@acm.org>
2847 * optabs.c (emit_libcall_block): When using non-call exceptions,
2848 don't add REG_LIBCALL reg notes to trapping calls.
2850 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2852 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2853 (propagate_one_insn): Update for above change
2855 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2857 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2858 _Unwind_GetTextRelBase): Argument is unused.
2860 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2862 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2863 Loop through NOPs, placeholders, and components.
2864 Don't go through NOPs if change mode.
2865 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2866 * emit-rtl.c (set_mem_alias_set): Enable check.
2867 * expr.c (find_placeholder): New function.
2868 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2869 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2870 to modify it and avoid unneeded copies.
2871 * expr.h (expand_expr): Always define.
2872 (find_placeholder): New declaration.
2874 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2876 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2877 operand 2 is the stack pointer.
2878 ("addr-peephole"): Fix address computation peephole when operand 2
2879 is the stack pointer.
2881 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2883 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2884 (ix86_setup_incoming_varargs): Likewise.
2886 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2888 * stor-layout.c (layout_type): Don't complain about too-large
2891 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2893 * function.c (keep_stack_depressed): Don't use delete_insn.
2895 * expr.h (set_mem_alias_set): Move decl to here.
2896 * rtl.h (mem_attrs): New typedef and struct.
2897 (union rtunion_def): Add field for mem_attrs.
2898 (X0MEMATTR, MEM_ATTRS): New macros.
2899 (MEM_ALIAS_SET): Use MEM_ATTRS.
2900 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2901 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2902 (set_mem_alias_set): Delete decl from here.
2904 * alias.c (set_mem_alias_set): Delete from here.
2905 * emit-rtl.c (mem_attrs_htab): New variable.
2906 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2907 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2908 (mem_attrs_mark, get_mem_attrs): Likewise.
2909 (gen_rtx_MEM): Clear MEM_ATTRS.
2910 (set_mem_attributes): Move to here.
2911 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2912 (init_emit_once): const_int_htab now deletable htab.
2913 Initialize mem_attrs_htab.
2914 * explow.c (set_mem_attributes): Delete from here.
2915 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2916 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2917 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2918 * reload1.c (reload): Rework changing REG to MEM.
2920 2001-09-30 H.J. Lu <hjl@gnu.org>
2922 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2923 * config.in: Rebuild.
2925 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2927 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2928 ("tsthi_1"): Avoid allocation in register y.
2929 ("*movqi_68hc12"): Reorganize and fix constraints.
2930 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2931 ("addqi3"): Likewise.
2932 ("addhi3"): Fix constraints.
2933 ("*logicalhi3_zexthi"): Disparage soft registers.
2935 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2937 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2940 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2942 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2943 that we use setjmp/longjmp exceptions.
2945 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2947 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2948 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2949 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2950 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2951 (_cpp_extend_buff, BUFF_ROOM): Update.
2952 (_cpp_append_extend_buff): New.
2953 (struct cpp_reader): Remove macro_pool, add a_buff.
2954 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2956 (cpp_destroy): Free a_buff instead of macro_pool.
2957 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2958 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2959 _cpp_pool_alloc, ): Remove.
2960 (parse_number, parse_string): Update use of _cpp_extend_buff.
2961 (_cpp_extend_buff): Update.
2962 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2963 * cpplib.c (glue_header_name, parse_answer):
2964 Update use of _cpp_extend_buff.
2965 (cpp_register_pragma, cpp_register_pragma_space): Use
2967 (do_assert, do_unassert): Check for EOL, update.
2968 * cppmacro.c (stringify_arg, collect_args): Update to use
2969 _cpp_extend_buff and _cpp_append_extend_buff.
2970 (save_parameter, parse_params, alloc_expansion_token,
2971 _cpp_create_definition): Rework memory management.
2973 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2975 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2976 update md_exec_prefix.
2977 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2980 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2982 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2983 (SELECT_CC_MODE): Use s390_select_ccmode.
2984 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2985 * config/s390/s390.c (s390_select_ccmode): New.
2986 (s390_match_ccmode): Add CCLmode.
2987 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2988 (output_branch_condition, output_inverse_branch_condition): Removed.
2989 (print_operand): Use s390_branch_condition_mnemonic.
2990 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2991 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2992 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2994 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2995 when converting conditional branches to far branches.
2996 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2997 cmpint_di): Use CCSmode instead of CCUmode.
2999 * config/s390/s390.c (legitimate_la_operand_p): New.
3000 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3001 * config/s390/s390.md (movsi): Convert load address patterns to
3002 arithmetic operations when necessary.
3003 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3004 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3005 (*do_la_reg_0): Don't use before reload.
3007 * config/s390/s390.c (legitimize_address): Make more efficient
3008 use of two-register addressing mode.
3010 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3011 with -mno-backchain in some corner cases.
3013 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3015 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3017 * reload.c (find_reloads): Mark new USE insns with QImode.
3018 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3019 find_reloads_subreg_address): Likewise.
3020 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3022 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3024 (reload): Make sure there are no USEs with mode other than
3025 VOIDmode. At the end, remove those marked with QImode.
3027 2001-09-29 Per Bothner <per@bothner.com>
3029 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3030 * Makefile.in (includedir): Rename to local_includedir.
3031 (includedir): Define as $(prefix)/include.
3032 * config.in (PREFIX_INCLUDE_DIR): New variable.
3033 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3035 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3037 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3039 * doc/extend.texi (Vector Extensions): New node.
3040 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3041 i386 -mmmx, -msse, -m3dnow.
3043 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3045 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3047 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3049 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3051 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3053 2001-09-28 Richard Henderson <rth@redhat.com>
3055 * varasm.c (assemble_integer): Bound alignment check by
3058 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3060 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3062 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3064 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3066 Mostly from Graham Stott <grahams@redhat.com>
3067 * c-common.c (type_for_mode): Add support for V2SFmode.
3068 * tree.c (build_common_tree_nodes_2): Likewise.
3069 * tree.h (enum tree_index, global_trees): Likewise.
3070 * config/i386/i386.c (x86_3dnow_a): New variable.
3071 (override_options): Support 3Dnow extensions.
3072 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3073 Athlon's version of 3Dnow.
3074 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3075 (ix86_expand_builtin): Handle them.
3076 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3077 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3078 TARGET_3DNOW_A): New macros.
3079 (TARGET_SWITCHES): Add 3Dnow switches.
3080 (VALID_MMX_REG_MODE_3DNOW): New macro.
3081 (VECTOR_MODE_SUPPORTED_P): Use it.
3082 (enum ix86_builtins): Add entries for 3Dnow builtins.
3083 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3084 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3085 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3086 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3087 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3088 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3089 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3090 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3091 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3092 sfence_insn, prefetch): Make these available if TARGET_SSE or
3095 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3097 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3098 ix86_va_start, ix86_build_va_list): Declare.
3099 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3100 ix86_va_start, ix86_build_va_list): New global functions.
3101 * i386.md (sse_prologue_save_insn): New insn.
3102 (sse_prologue_save): New expander.
3103 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3104 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3106 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3108 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3109 Use size_t everywhere, make definitions consistent with
3112 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3114 * gcse.c (replace_store_insn): Use delete_insn.
3115 * loop.c (move_movables): Likewise; avoid delete_insn
3116 from clobbering notes moved elsewhere.
3117 (check_dbra_loop): Use delete_insn.
3118 * ssa.c (convert_from_ssa): Likewise.
3119 * cse.c (cse_insn): Use delete_insn.
3121 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3123 * cpphash.h (struct cpp_buff): Make unsigned.
3124 (_cpp_get_buff): Take length of size_t.
3125 (_cpp_unaligned_alloc): New.
3126 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3127 (struct cpp_reader): Remove ident_pool. Add u_buff.
3128 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3129 (cpp_destroy): Destroy u_buff, not ident_pool.
3130 * cpplex.c (parse_number, parse_string, save_comment,
3131 cpp_token_as_text): Update to use the unaligned buffer.
3132 (new_buff): Make unsigned.
3133 (_cpp_unaligned_alloc): New.
3134 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3135 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3137 (collect_args): Make unsigned.
3139 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3141 * cpplex.c (cpp_output_token): Use a putc loop for
3142 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3144 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3145 * configure, config.in: Regenerate.
3146 * system.h: Replace fwrite and fprintf with their unlocked
3147 variants if available.
3149 2001-09-27 Richard Henderson <rth@redhat.com>
3151 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3152 in favour of .eh_frame.
3154 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3156 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3158 (LIBCALL_VALUE): Likewise.
3160 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3162 * cpphash.h: Update comment.
3163 * cpplex.c: Update comments.
3164 (_cpp_can_paste): Remove.
3165 * cpplib.h (_cpp_can_paste): Remove.
3166 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3167 lexer rather than _cpp_can_paste.
3169 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3171 * doc/cppinternals.texi: Update.
3173 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3175 * cpphash.h (struct cpp_pool): Remove locks and locked.
3176 (struct cpp_context): Add member buff.
3177 (struct cpp_reader): Remove member argument_pool.
3178 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3179 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3180 * cpplex.c (chunk_suitable): Remove pool argument.
3181 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3182 (new_buff, _cpp_extend_buff): Update.
3183 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3184 which buffer is returned.
3185 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3186 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3187 * cppmacro.c (lock_pools, unlock_pools): Remove.
3188 (push_ptoken_context): Take a _cpp_buff.
3189 (enter_macro_context): Pool locking removed.
3190 (replace_args): Use a _cpp_buff for the replacement list with
3192 (push_token_context): Clear buff.
3193 (expand_arg): Use _cpp_pop_context.
3194 (_cpp_pop_context): Free a context's buffer, if any.
3196 2001-09-26 DJ Delorie <dj@redhat.com>
3198 * c-typeck.c (digest_init): Check for sizeless arrays.
3200 2001-09-26 Richard Henderson <rth@redhat.com>
3202 * optabs.c (init_one_libfunc): Create a dummy function type
3203 instead of using error_mark_node.
3205 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3207 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3208 _cpp_extend_buff, _cpp_free_buff): New.
3209 (struct cpp_reader): New member free_buffs.
3210 * cppinit.c (cpp_destroy): Free buffers.
3211 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3212 _cpp_extend_buff, _cpp_free_buff): New.
3213 * cpplib.h (struct cpp_options): Remove unused member.
3214 * cppmacro.c (collect_args): New. Combines the old parse_arg
3215 and parse_args. Use _cpp_buff for memory allocation.
3216 (funlike_invocation_p, replace_args): Update.
3218 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3220 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3222 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3224 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3226 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3228 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3231 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3232 Jim Wilson <wilson@redhat.com>
3234 * doc/install.texi (Specific, ia64-*-linux): Document.
3236 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3238 * Makefile.in (cfgrtl.o): Add.
3239 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3240 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3241 free_aux_for_edge): Declare.
3243 (HAVE_return): Undefine.
3244 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3245 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3246 free_aux_for_edge): New global functions.
3247 (first_delete_block): New static variable.
3248 (init_flow): Clear first_delete_block.
3249 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3250 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3251 try_redirect_by_replacing_jump, last_loop_beg_note,
3252 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3253 delete_insn, delete_insn_chain, create_basic_block_structure,
3254 create_basic_block, flow_delete_block, compute_bb_for_insn,
3255 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3256 set_block_for_new_insns, split_block, merge_blocks_nomove,
3257 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3258 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3259 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3260 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3261 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3262 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3263 purge_all_dead_edges): Move to ....
3264 * cfgrtl.c: New file; .... Here.
3266 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3267 (reroder_basic_block): Use alloc_aux_for_blocks.
3268 * predict.c (estimate_bb_frequencies): Likewise; use
3269 alloc_aux_for_edges.
3270 * profile.c (compute_branch_probabilities): Likewise.
3271 (branch_prob): Likewise.
3272 * reg-stack.c (reg_to_stack): Likewise.
3274 * emit-rtl.c (emit_insns_after): Never return NULL.
3276 * basic-block.h (set_block_for_new_insns): Delete.
3277 * cfgrtl.c (set_block_for_new_insns): Delete.
3279 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3280 calls when crossjumping.
3282 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3283 * unroll.c (copy_loop_body): Use delete_insn.
3285 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3286 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3287 keep_stack_depressed): Likewise.
3288 * gcse.c (cprop_cc0_jump): Likewise.
3289 * local-alloc.c (update_equiv_regs): Likewise.
3290 * loop.c (scan_loop, loop_delete_insns): Likewise.
3291 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3292 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3293 delete_output_reload, delete_address_reloads_1,
3294 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3296 * sibcall.c (replace_call_placeholder): Likewise.
3297 * cse.c (cse_insn): Likewise.
3299 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3301 From Graham Stott <grahams@redhat.com>
3302 (def_builtin): Only define builtins appropriate for target_flags. All
3304 (builtin_decsription): Add new field mask which is used to determine
3305 when to define the builtin via the macro def_builtin.
3307 (bdesc_comi): Initialise new mask fields.
3308 (bdesc_2srg): Likewise.
3309 (bdesc_1arg): Likewise.
3311 * config/i386/i386.c (ix86_init_builtins): Correct return type
3312 building v4hi_ftype_v4hi_int_int tree node.
3313 (ix86_expand_sse_comi): Fix typo swapping operands.
3314 Don't swap comparision condition, it is already swapped.
3315 (ix86_expand_sse_compare): Before swapping operands
3316 move operand 1 into new rtx and not the target rtx.
3317 Don't swap comparison condition, it is already swapped.
3318 Always check whether we need to create a new TARGET.
3320 * config/i386/i386.md: (sse_comi) Fix typos.
3321 (sse_ucomi): Likewise.
3322 (cvtss2si): Fix operand 0 contraint.
3323 (cvttss2si): Likewise.
3324 (sse_unpckhps): Fix mode for operand 2.
3325 (sse_unpcklps): Likewise.
3327 2001-09-25 Graham Stott <grahams@redhat.com>
3329 * sibcall.c (skip_copy_to_return_value): Tighten return value
3332 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3334 * rs6000.c (lwa_operand): Address must be word aligned.
3336 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3338 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3339 number has been set.
3340 (type_hash_mark): Mark type itself.
3342 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3344 * c-lex.c (cb_def_pragma): Update.
3345 (c_lex): Update, and skip padding.
3346 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3347 * cpphash.h (struct toklist): Delete.
3348 (union utoken): New.
3349 (struct cpp_context): Update.
3350 (struct cpp_reader): New members eof, avoid_paste.
3351 (_cpp_temp_token): New.
3352 * cppinit.c (cpp_create_reader): Update.
3353 * cpplex.c (_cpp_temp_token): New.
3354 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3355 (cpp_output_token): Don't print leading whitespace.
3356 (cpp_output_line): Update.
3357 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3358 do_include_common, do_line, do_ident, do_pragma,
3359 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3360 parse_assertion): Update.
3361 (get_token_no_padding): New.
3362 * cpplib.h (CPP_PADDING): New.
3363 (AVOID_LPASTE): Delete.
3364 (struct cpp_token): New union member source.
3365 (cpp_get_token): Update.
3366 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3367 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3368 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3369 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3370 _cpp_backup_tokens, _cpp_create_definition): Update.
3371 (push_arg_context): Delete.
3372 (padding_token, push_token_context, push_ptoken_context): New.
3373 (make_string_token, make_number_token): Update, rename.
3374 (cpp_get_token): Update to handle tokens as pointers to const,
3375 and insert padding appropriately.
3376 * cppmain.c (struct printer): New member prev.
3377 (check_multiline_token): Constify.
3378 (do_preprocessing, cb_line_change): Update.
3379 (scan_translation_unit): Update to handle spacing.
3380 * scan-decls.c (get_a_token): New.
3381 (skip_to_closing_brace, scan_decls): Update.
3382 * fix-header.c (read_scan_file): Update.
3384 * doc/cpp.texi: Update.
3386 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3388 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3389 leak by passing malloc'ed pointer to reconcat, not concat.
3391 2001-09-24 DJ Delorie <dj@redhat.com>
3393 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3395 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3397 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3398 reference is from the literal pool.
3400 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3402 * doc/install.texi (Final install): Request additional information
3403 in mail about successful builds.
3405 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3407 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3408 initial value of return pointer register instead of value in frame-20.
3411 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3413 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3414 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3415 the libcall if there isn't a referenced identifier for the symbol.
3417 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3419 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3420 non 64-bit machines. Use these as a plabel for the trampoline.
3421 (TRAMPOLINE_SIZE): Adjust size for new words.
3422 (INITIALIZE_TRAMPOLINE): Initialize new words.
3423 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3424 pointer to the plabel in the trampoline.
3426 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3428 * pa.c (function_arg): Pass floating arguments in both general and
3429 floating registers in indirect (dynamic) calls when generating code
3430 for the 32 bit ABI and the HP assembler.
3432 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3434 * doc/install.texi: Markup fixes.
3435 Use Solaris 2, SunOS 4 as appropriate.
3436 (Specific, *-*-solaris2*): Explain this.
3437 Unconditionally warn against /usr/ucb tools.
3438 Remove Sun as warning, obsolete.
3439 Move X11 header bug workaround here, update patches.
3440 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3441 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3443 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3445 * errors.h (warning, error, fatal, internal_error): Don't mark
3446 with ATTRIBUTE_PRINTF_n.
3447 * toplev.h (internal_error, fatal_io_error, warning, error,
3448 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3449 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3452 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3454 * function.c (pop_function_context_from): var_refs_queue
3455 and temp slots now in GC memory.
3456 (mark_function_status, free_after_compilation): Likewise;
3457 also struct function now in GC memory.
3458 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3459 (combine_temp_slots): Likewise.
3460 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3461 (prepare_function_start): Use GC memory for struct function.
3462 (mark_temp_slot): Deleted.
3463 (gcc_mark_struct_function): struct function now in GC memory.
3465 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3466 code for division, not modulus.
3468 * rtl.def (MEM): Remove obsolete part of comment.
3470 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3472 * c-format.c (init_function_format_info): Check __builtin_printf
3473 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3476 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3478 * c-common.c (format_attribute_table): Remove decl.
3479 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3480 (lang_attribute_common): Likewise.
3482 * function.c (fix_lexical_address): Use set_mem_alias_set.
3483 (expand_function_start): Likewise.
3484 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3486 * varasm.c (output_constant): Fix unused variable warning.
3488 * attribs.c: New file, from c-common.c.
3489 (attribute_tables): Now four elements.
3490 (format_attribute_table, lang_attribute_common): New variables.
3491 (init_attributes): Reflect above changes.
3492 (handle_mode_attribute): Delete check for wider than uintmax.
3493 * c-common.c: Delete parts moved to attribs.c.
3494 (enum attrs): Deleted; unused.
3495 (c_format_attribute_table): New variable.
3496 (c_common_lang_init): Initialize format_attribute_table with it.
3497 * c-common.h (decl_attributes): Remove decl.
3498 * tree.h (decl_attribute): Move it to here.
3499 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3500 (attribs.o): New rule.
3502 2001-09-22 Andreas Jaeger <aj@suse.de>
3504 * builtins.c (c_getstr): Remove unused variable.
3506 2001-09-21 Richard Henderson <rth@redhat.com>
3508 * reload1.c (reload): Use delete_insn instead of splatting
3511 2001-09-21 Richard Henderson <rth@redhat.com>
3513 * reload.c (push_secondary_reload): Don't check for "=" in output
3514 constraint after ""->ALL_REGS check.
3516 2001-09-21 Richard Henderson <rth@redhat.com>
3518 * predict.c (expected_value_to_br_prob): Use pc_set.
3520 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3521 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3523 2001-09-21 Richard Henderson <rth@redhat.com>
3525 * rtl.h (LCT_RETURNS_TWICE): New.
3526 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3528 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3529 to ECF_RETURNS_TWICE.
3530 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3533 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3535 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3536 (JMP_BUF_SIZE): New.
3538 2001-09-21 Richard Henderson <rth@redhat.com>
3540 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3543 2001-09-21 Richard Henderson <rth@redhat.com>
3545 * tree.def (FDESC_EXPR): New.
3546 * expr.c (expand_expr): Handle it.
3547 * varasm.c (initializer_constant_valid_p): Likewise.
3548 (output_constant): Likewise.
3549 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3550 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3551 (ASM_OUTPUT_FDESC): New.
3552 * doc/tm.texi: Document the new macros.
3554 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3556 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3557 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3558 once merging is complete.
3560 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3562 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3564 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3566 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3567 that would be invalid after a merge.
3569 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3571 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3572 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3574 (flow_delete_insn): This one.
3575 (delete_insn_chain): Rename from ...; do not care labels.
3576 (flow_delete_insn_chain): ... this one.
3577 (flow_delete_block): Remove the insns one BB has been expunged.
3578 (merge_blocks_nomove): Likewise.
3579 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3580 updating BB boundaries.
3581 (tidy_fallthru_edge): Likewise.
3582 (commit_one_edge_insertion): Likewise.
3583 * cfgbuild.c (find_basic_block): Likewise.
3584 (find_basic_blocks_1): Likewise.
3585 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3586 (try_crossjump_to_edge): Likewise.
3587 (try_optimize_cfg): Likewise.
3588 * cse.c (delete_trivially_dead_insns): Likewise.
3589 * df.c (df_insn_delete): Likewise.
3590 * doloop.c (doloop_modify): Use delete_related_insns.
3591 * emit-rtl.c (try_split): Likewise.
3592 (remove_insn): Update BB boundaries.
3593 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3594 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3595 updating BB boundaries.
3596 (propagate_block_delete_insn): Likewise.
3597 (propagate_block_delete_libcall): Likewise.
3598 * function.c (delete_handlers): Use delete_related_insns.
3599 (thread_prologue_and_epilogue_insns): Likewise.
3600 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3601 * genpeep.c (gen_peephole): Use delete_related_insns.
3602 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3604 (find_cond_trap): Likewise.
3605 * integrate.c (save_for_inline): Use delete_related_insns.
3606 (copy_insn_list): Likewise.
3607 * jump.c (pruge_linie_number_notes): Likewise.
3608 (duplicate_loop_exit_test): Likewise.
3609 (delete_computation): Likewise.
3610 (delete_related_insn): Rename from ...; use delete_insn
3611 (delete_insn): ... this one.
3612 (redirect_jump): Use delete_related_insns.
3613 * loop.c (scan_loop): Likewise.
3614 (move_movables): Likewise.
3615 (find_and_verify_loops): Likewise.
3616 (check_dbra_loop): Likewise.
3617 * recog.c (peephole2_optimize): Likewise.
3618 * reg-stack.c (delete_insn_for_stacker): Remove.
3619 (move_for_stack_reg): Use delete_insn.
3620 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3621 * reload1.c (delete_address_reloads): Use delete_related_insns.
3622 (fixup_abnormal_edges): Use delete_insn.
3623 * recog.c (emit_delay_sequence): Use delete_related_insns.
3624 (delete_from-delay_slot): Likewise.
3625 (delete_scheduled_jump): likewise.
3626 (optimize_skip): Likewise.
3627 (try_merge_delay_insns): Likewise.
3628 (full_simple_delay_slots): Likewise.
3629 (fill_slots_from_thread): Likewise.
3630 (relax_delay_slots): Likewise.
3631 (make_return_insns): Likewise.
3632 (dbr_schedule): Likewise.
3633 * rtl.h (delete_insn): Rename to delete_related_insns.
3634 (delete_insn, delete_insn_chain): New prototypes.
3635 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3636 by df_insn_delete already.
3637 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3638 * ssa.c (convert_from_ssa): Use delete_related_insns.
3639 * unroll.c (unroll_loop): Likewise.
3640 (calculate_giv_inc): Likewise.
3641 (copy_loop_body): Likewise.
3643 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3644 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3645 ix86_return_in_memory, ix86_function_value): Declare.
3646 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3647 new static valurables.
3648 (x86_64_reg_class): New enum
3649 (x86_64_reg_class_name): New array.
3650 (classify_argument, examine_argument, construct_container,
3651 merge_classes): New static functions.
3652 (optimization_options): Enable flag_omit_frame_pointer and disable
3653 flag_pcc_struct_return on 64bit.
3654 (ix86_libcall_value, ix86_function_value,
3655 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3656 ix86_return_in_memory, ix86_function_value): New global functions.
3657 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3658 (function_arg_advance): Handle x86_64 passing conventions.
3659 (function_arg): Likewise.
3660 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3661 (RETURN_IN_MEMORY): Move offline.
3662 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3663 (FUNCTION_VALUE_REGNO_P): New macro.
3664 (FUNCTION_ARG_REGNO_P): Move offline.
3665 (struct ix86_args): Add maybe_vaarg.
3666 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3667 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3669 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3671 * s390.md: Changed attributes for scheduling.
3672 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3675 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3677 Table-driven attributes.
3678 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3679 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3680 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3681 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3682 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3683 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3684 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3685 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3686 * tree.h (struct tree_decl): Change machine_attributes to
3688 * doc/c-tree.texi: Document that all attributes are now attached
3690 * c-common.c (add_attribute, attrtab, attrtab_idx,
3691 default_valid_lang_attribute, valid_lang_attribute): Remove.
3692 (attribute_tables, attributes_initialized,
3693 c_common_attribute_table, default_lang_attribute_table): New
3695 (handle_packed_attribute, handle_nocommon_attribute,
3696 handle_common_attribute, handle_noreturn_attribute,
3697 handle_unused_attribute, handle_const_attribute,
3698 handle_transparent_union_attribute, handle_constructor_attribute,
3699 handle_destructor_attribute, handle_mode_attribute,
3700 handle_section_attribute, handle_aligned_attribute,
3701 handle_weak_attribute, handle_alias_attribute,
3702 handle_no_instrument_function_attribute,
3703 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3704 handle_no_limit_stack_attribute, handle_pure_attribute): New
3706 (init_attributes, decl_attributes): Rewrite to implement
3707 table-driven attributes.
3708 * c-common.h (enum attribute_flags): Move to tree.h.
3709 * c-format.c (decl_handle_format_attribute,
3710 decl_handle_format_arg_attribute): Rename to
3711 handle_format_attribute and handle_format_arg_attribute. Update
3712 for table-driven attributes.
3713 * c-common.h (decl_handle_format_attribute,
3714 decl_handle_format_arg_attribute): Remove prototypes.
3715 (handle_format_attribute, handle_format_arg_attribute): Add
3717 * c-decl.c (grokdeclarator): Handle attributes nested inside
3719 * c-parse.in (setattrs, maybe_setattrs): Remove.
3720 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3721 Update to handle nested attributes properly.
3722 (maybe_resetattrs, after_type_declarator,
3723 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3724 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3726 (make_pointer_declarator): Update to handle nested attributes
3728 * doc/extend.texi: Update documentation of limits of attributes
3729 syntax. Warn about problems with attribute semantics in C++.
3730 * target.h (struct target): Remove valid_decl_attribute and
3731 valid_type_attribute. Add attribute_table and
3732 function_attribute_inlinable_p.
3733 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3734 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3735 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3737 (TARGET_INITIALIZER): Update.
3738 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3740 (function_attribute_inlinable_p): New function. Check for the
3741 presence of any machine attributes before using
3742 targetm.function_attribute_inlinable_p.
3743 (function_cannot_inline_p): Update.
3744 * Makefile.in (integrate.o): Update dependencies.
3745 * doc/tm.texi: Update documentation of target attributes and
3746 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3747 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3749 (default_target_attribute_table,
3750 default_function_attribute_inlinable_p): New.
3751 (lookup_attribute): Update comment to clarify handling of multiple
3752 attributes with the same name.
3753 (merge_attributes, attribute_list_contained): Allow multiple
3754 attributes with the same name but different arguments to appear in
3755 the same attribute list.
3756 * tree.h (default_valid_attribute_p): Remove prototype.
3757 (struct attribute_spec): New.
3758 (default_target_attribute_table): Declare.
3759 (enum attribute_flags): Move from c-common.h. Add
3760 ATTR_FLAG_TYPE_IN_PLACE.
3761 (default_function_attribute_inlinable_p): Declare.
3762 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3763 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3764 (TARGET_ATTRIBUTE_TABLE): Define.
3765 (vms_attribute_table): New.
3766 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3767 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3768 (TARGET_ATTRIBUTE_TABLE): Define.
3769 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3770 * config/arm/arm.c (arm_valid_type_attribute_p,
3771 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3773 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3775 (TARGET_ATTRIBUTE_TABLE): Define.
3776 (arm_attribute_table, arm_handle_fndecl_attribute,
3777 arm_handle_isr_attribute): New.
3778 * config/avr/avr.c (avr_valid_type_attribute,
3779 avr_valid_decl_attribute): Remove.
3780 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3782 (TARGET_ATTRIBUTE_TABLE): Define.
3783 (avr_attribute_table, avr_handle_progmem_attribute,
3784 avr_handle_fndecl_attribute): New.
3785 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3786 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3787 (TARGET_ATTRIBUTE_TABLE): Define.
3788 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3789 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3790 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3791 (TARGET_ATTRIBUTE_TABLE): Define.
3792 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3793 h8300_handle_eightbit_data_attribute,
3794 h8300_handle_tiny_data_attribute): New.
3795 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3796 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3798 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3800 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3801 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3803 (TARGET_ATTRIBUTE_TABLE): Define.
3804 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3805 ix86_handle_regparm_attribute): New.
3806 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3807 i386_pe_valid_type_attribute_p): Remove.
3808 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3809 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3810 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3811 (TARGET_ATTRIBUTE_TABLE): Define.
3812 (ia64_attribute_table): New.
3813 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3814 interrupt_ident2, model_ident1, model_ident2): Remove.
3815 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3816 (TARGET_ATTRIBUTE_TABLE): Define.
3817 (init_idents): Update.
3818 (m32r_attribute_table, m32r_handle_model_attribute): New.
3819 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3821 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3822 (TARGET_ATTRIBUTE_TABLE): Define.
3823 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3824 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3825 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3826 (TARGET_ATTRIBUTE_TABLE): Define.
3827 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3828 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3829 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3830 (TARGET_ATTRIBUTE_TABLE): Define.
3831 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3832 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3833 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3834 (TARGET_ATTRIBUTE_TABLE): Define.
3835 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3836 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3837 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3838 (TARGET_ATTRIBUTE_TABLE): Define.
3839 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3840 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3842 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3844 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3845 (TARGET_ATTRIBUTE_TABLE): Define.
3846 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3848 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3849 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3850 (TARGET_ATTRIBUTE_TABLE): Define.
3851 (v850_attribute_table, v850_handle_interrupt_attribute,
3852 v850_handle_data_area_attribute): New.
3853 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3854 Return void. Call decl_attributes instead of
3855 valid_machine_attribute.
3857 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3859 * sh-protos.h (sh_pr_n_sets): Declare.
3860 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3861 look at the copy to determine if PR needs to be saved.
3862 sh_pr_n_sets: New function.
3863 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3864 (ALLOCATE_INITIAL_VALUE): Define.
3866 * sh.c (initial_elimination_offset):
3867 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3869 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3871 * integrate.c (allocate_initial_values): New function.
3872 * integrate.h (allocate_initial_values): Declare.
3873 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3875 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3877 * toplev.c (rest_of_compilation): To here.
3878 Call allocate_initial_values.
3879 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3881 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3883 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3885 2001-09-20 DJ Delorie <dj@redhat.com>
3887 * c-typeck.c (really_start_incremental_init): Discriminate
3888 between zero-length arrays and flexible arrays.
3889 (push_init_level): Detect zero-length arrays and handle them
3890 like fixed-sized arrays.
3891 * expr.c (store_constructor): Handle zero-length arrays and
3892 flexible arrays correctly.
3893 * doc/extend.texi: Update zero-length array notes.
3895 2001-09-20 Jim Wilson <wilson@redhat.com>
3897 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3898 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3899 for issue port conflicts.
3900 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3902 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3904 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3907 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3909 * fold-const.c (hashtab.h): Include.
3910 (int_const_binop): Remove FORSIZE arg and compute from type; all
3912 Call size_int_type_wide for all single-word constants.
3913 (size_htab_hash, size_htab_eq): New functions.
3914 (size_int_type_wide): Rework to use hash table.
3915 * ggc-common.c (hashtab.h): Include.
3916 (struct d_htab_root): New struct.
3917 (d_htab_roots): New variable.
3918 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3919 (ggc_mark_roots): Handle deletable htabs.
3920 * ggc-page.c (ggc_marked_p): New function.
3921 * ggc-simple.c (ggc_marked_p): Likewise.
3922 * ggc.h: Reformatting throughout.
3923 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3924 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3925 (type_hash_add): Allocate struct type_hash from GC memory.
3926 (mark_hash_entry, mark_type_hash): Deleted.
3927 (type_hash_marked_p, type_hash_mark): New functions.
3928 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3930 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3932 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3935 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3937 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3938 array-too-large test for signed sizetype.
3940 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3942 * i386.md (indirect_jump): Allow Pmode operand.
3943 (tablejump): LIkewise; perform expansion to 64bit mode.
3944 * i386.c (symbolic_operand): Allow 64bit PIC references.
3945 (pic_symbolic_operand): Likewise.
3946 (ix86_find_base_term): Strip the 64bit PIC references.
3947 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3948 (legitimize_pic_address): Likewise.
3949 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3950 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3952 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3954 * stringpool.c (get_identifier_with_length): New function.
3955 * tree.h (get_identifier_with_length): New prototype.
3957 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3958 David Edelsohn <edelsohn@gnu.org>
3961 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3962 already sign-extended.
3964 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3965 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3967 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3968 (output_profile_hook): Declare label_name const.
3969 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3970 to match constraints.
3972 2001-09-19 Stan Shebs <shebs@apple.com>
3974 * alias.c: Fix typos in comments.
3975 * sched-rgn.c (init_ready_list): Ditto.
3976 * unwind-dw2.c (uw_frame_state_for): Ditto.
3977 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3978 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3979 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3981 2001-09-19 Richard Henderson <rth@redhat.com>
3983 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3985 * Makefile.in (cfg.o): Depend on TM_P_H.
3987 2001-09-19 Richard Henderson <rth@redhat.com>
3989 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3990 (local_symbolic_operand): ... here.
3991 (small_symbolic_operand): Check mode.
3992 (global_symbolic_operand): New.
3993 (input_operand): Reject symbolics if explicit relocs.
3994 (call_operand): Tidy.
3995 (alpha_legitimize_address): Use movdi_er_high_g.
3996 (alpha_expand_mov): Likewise.
3997 * config/alpha/alpha-protos.h: Update.
3998 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3999 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4000 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4001 (UNSPECV_LDGP2): Remove.
4002 (all call patterns): Use 's' not 'i' for symbolic constraint.
4003 (call_osf call_value_osf): Use call_operand.
4004 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4005 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4006 (prologue_ldgp_1_er): Remove.
4007 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4008 (builtin_setjmp_receiver_er patterns): Use them.
4009 (exception_receiver_er): Likewise.
4011 2001-09-19 Richard Henderson <rth@redhat.com>
4013 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4015 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4016 and NON_LOCAL_GOTO notes.
4017 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4018 copy over CALL_INSN_FUNCTION_USAGE.
4020 2001-09-18 Catherine Moore <clm@redhat.com>
4022 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4025 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4027 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4028 new-style tm_file specification. Specify correct tm_p_file,
4029 md_file, and out_file for s390x.
4031 * config/s390/linux.h, linux64.h: Don't include other target
4032 macro header files. Now handled via tm_file.
4034 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4035 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4036 are defined before use.
4038 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4040 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4041 code generation only for Gnu assembler.
4043 2001-09-18 Catherine Moore <clm@redhat.com>
4045 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4047 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4049 * config/mips/mips.c (mips_frame_set): New.
4050 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4051 a parallel frame-related expression with a set for each register.
4053 2001-09-18 Philip Blundell <philb@gnu.org>
4055 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4058 2001-09-17 Dale Johannesen <dalej@apple.com>
4060 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4061 * config/rs6000/aix.h (FIXED_R2): Define.
4062 * config/rs6000/darwin.h (FIXED_R2): Define.
4063 * config/rs6000/sysv4.h (FIXED_R2): Define.
4065 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4067 * except.c (dw2_build_landing_pads): New local
4068 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4069 barrier after clobbers. Fixes c++/4012.
4071 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4073 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4075 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4077 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4078 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4080 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4082 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4085 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4087 * cpphash.h (_cpp_lex_direct): New.
4088 * cpplex.c (_cpp_lex_token): Update.
4089 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4090 and increment that pointer.
4091 * cppmacro.c (alloc_expansion_token): New.
4092 (lex_expansion_token): Lex macro expansion directly into
4095 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4097 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4099 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4101 * basic-block.h (free_bb_for_insn): Declare.
4102 * bb-reorder.c (label_for_bb): Use block_label.
4103 (emit_jump_to_block_after): Remove.
4104 (insert_intra_1): Do not update block_for_insn.
4105 (insert_inter_bb_scope_notes): Likewise; update bb->end
4106 * cfg.c (free_bb_for_insn): New.
4107 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4108 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4109 (commit_one_edge_insertion): Likewise.
4110 (commit_one_edge_insertion): Do not update BB boundary.
4111 (commit_edge_insertions): Do not call compute_bb_for_insn.
4112 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4113 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4114 (merge_blocks_move_successor_nojumps): Likewise.
4115 (try_crossjump_to_edge): Do not update block_for_insn.
4116 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4117 * df.c (df_pattern_emit_later): Do not update BB boundary.
4118 (df_jump_pattern_emit_after): Likewise.
4119 (df_insn_move_before): Use emit_insn_before.
4120 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4122 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4123 boundaries and basic_block_for_insn.
4124 (reorder_insns_nobb): Rename from reorder_insns.
4125 (reorder_insns): New.
4126 (emit_block_insn_before, emit_block_insn_after): Kill.
4127 * flow.c (check_function_return_warnings): Do not call
4128 compute_bb_for_insn; Do not free basic_block_for_insn.
4129 (attempt_auto_inc): Do not update basic_block_for_insn.
4130 * function.c (emit_return_into_block): Likewise;
4131 do not update BB boundaries.
4132 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4133 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4134 (pre_insert_copy_insn): Likewise.
4135 (update_ld_motion_notes): Likewise.
4136 (insert_insn_start_bb): Likewise.
4137 (replace_store_insn): Likewise.
4138 * ifcvt.c (noce_process_if_block): Likewise.
4139 (if_convert): Do not call compute_bb_for_insn.
4140 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4141 Use emit_insn_before and emit_insn_after.
4142 * recog.c (split_all_insns): Do not update BB boundaries;
4143 Do not call compute_bb_for_insn.
4144 (peephole2_optimize): Do not update BB boundaries.
4145 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4147 (emit_swap_insn): Likewise.
4148 (convert_regs_1): Likewise.
4149 * reload1.c (reload): Call compute_bb_for_insn.
4150 * rtl.h (reorder_insns_nobb): Declare.
4151 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4152 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4153 at places CFG is invalidated; do not call compute_bb_for_insn.
4155 * cfg.c (expunge_block): Invalidate BB structure.
4157 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4160 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4162 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4164 * cpphash.h (_cpp_lex_token): Update prototype.
4165 * cpplex.c (_cpp_lex_token): New prototype.
4166 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4167 lex_macro_node, read_flag, do_pragma_poison): Update.
4168 * cppmacro.c (cpp_get_token, parse_params,
4169 lex_expansion_token): Update.
4171 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4173 * cppmain.c (scan_translation_unit): Don't worry about
4174 putting a space after hashes.
4175 * cpplib.c (directive_diagnostics): New.
4176 (_cpp_handle_directive): Update to use directive_diagnostics.
4177 (run_directive): Don't toggle prevent_expansion.
4178 (do_line): Backup in case of the line extension.
4179 * cpplib.h (cpp_lexer_pos): Remove.
4180 * cppmacro.c (_cpp_create_definition): Precede a leading #
4183 2001-09-15 Richard Henderson <rth@redhat.com>
4185 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4187 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4189 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4191 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4193 PR preprocessor/3571
4194 * tradcpp.c (handle_directive): Skip non-vertical space.
4196 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4198 * cppmain.c (setup_callbacks): Set line callback only
4199 if outputting preprocessed source.
4201 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4203 * collect2.c (main): Const-ification.
4204 * gcc.c (translate_options, process_command): Use xstrdup in
4205 lieu of xmalloc/strcpy.
4206 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4208 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4210 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4213 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4215 * scan-decls.c (scan_decls): Fix typo.
4217 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4219 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4220 Split mlstring_pos into mls_line and mls_col.
4221 * cppinit.c (cpp_create_reader): Initialize line to 1.
4222 (cpp_destroy): Free tokenruns.
4223 (push_include): Don't update lexer_pos.
4224 * cpplex.c (unterminated, parse_string): Update.
4225 (lex_token): Don't update lexer_pos, update.
4226 * cpplib.c (if_stack): Save line instead of line + col.
4227 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4228 push_conditional, _cpp_pop_buffer): Update.
4229 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4230 (_cpp_create_definition): Update.
4232 2001-09-15 Eric Christopher <echristo@redhat.com>
4234 * config/mips/abi64.h: Add support for MEABI.
4236 2001-09-15 Eric Christopher <echristo@redhat.com>
4238 * config/mips/mips.md: Add unspec #2.
4240 (reload_outdi): Ditto.
4241 (reload_outsi): Ditto.
4244 2001-09-15 Eric Christopher <echristo@redhat.com>
4245 Jason Eckhardt <jle@redhat.com>
4247 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4248 * config/mips/isa32-linux.h: New file.
4249 * config/mips/isa3264.h: Ditto.
4250 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4251 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4252 (output_block_mode): Support MEABI.
4253 (function_arg): Ditto. Fix floating point arg passing.
4254 (mips_va_start): Ditto.
4255 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4257 (mips_asm_file_start): Add new section to pass abi to gdb.
4258 (function_arg_pass_by_reference): Support MEABI.
4259 (mips_parse_cpu): Support mips32 and mips64 processors.
4260 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4261 TARGET_MIPS5KC. Support isa32 and isa64.
4262 (processor_type): Add r4kc, r5kc, r20kc.
4263 (GENERATE_MULT3_SI): New.
4264 (GENERATE_MULT3_DI): Ditto.
4265 (GENERATE_MULT3): Remove.
4266 (ISA_HAS_64BIT_REGS): Add isa == 64.
4267 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4268 (ISA_HAS_MADD_MSUB): New.
4269 (ISA_HAS_CLZ_CLO): Ditto.
4270 (ISA_HAS_DCLZ_DCLO): Ditto.
4271 (ABI_GAS_ASM_SPEC): New.
4272 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4275 (SUBTARGET_CC1_SPEC): Ditto.
4276 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4277 (PAD_VARARGS_DOWN): Support MEABI.
4278 (HARD_REGNO_NREGS): Move to mips.c.
4279 (ASM_OUTPUT_IDENT): Add #undef.
4280 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4281 (mulsi3): Use GENERATE_MULT3_SI.
4282 (mulsi3_mult3): Ditto. Support mips32, mips64.
4283 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4284 (mul_sub_si): New pattern.
4285 (unnamed splitters): New.
4286 (muldi3): Use GENERATE_MULT3_DI.
4287 (muldi3_internal2): Ditto.
4288 (movdicc): Support mips32.
4289 * config/mips/t-isa3264: New file.
4291 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4293 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4294 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4295 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4297 * reorg.c (fill_slots_from_thread): After call to
4298 steal_delay_list_from_target, update own_thread as new_thread may
4301 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4303 * cpperror.c (print_location): Take line and column, for
4304 default positioning use the previously lexed token.
4305 (_cpp_begin_message): Take line and column.
4306 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4307 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4308 * cpphash.h (_cpp_begin_message): Update prototype.
4309 * cppinit.c (push_include): Don't set output line.
4310 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4311 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4312 (do_pragma): Kludge for front ends. Don't expand macros at all.
4313 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4314 (struct cpp_token): Remove output_line.
4315 (struct cpp_callbacks): New member line_change.
4316 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4317 cpp_get_token): Preserve BOL flag.
4318 (cpp_get_line): Remove.
4319 (_cpp_backup_tokens): Remove useless abort().
4320 * cppmain.c (cb_line_change): New.
4321 (scan_translation_unit): Don't worry about starting new lines here.
4322 * scan-decls.c (scan_decls): Update.
4323 * c-lex.c (c_lex, init_c_lex): Update.
4324 (cb_line_change, src_lineno): New.
4326 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4328 * tree.c (append_random_chars): Generate the random
4329 characters in a reproducable fashion.
4331 2001-09-14 Richard Henderson <rth@redhat.com>
4333 * config/i386/i386.c (internal_label_prefix): New.
4334 (internal_label_prefix_len): New.
4335 (override_options): Set them.
4336 (local_symbolic_operand): New.
4337 (legitimate_pic_address_disp_p): Use it.
4338 (legitimize_pic_address): Likewise.
4340 2001-09-14 Marc Espie <espie@openbsd.org>
4342 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4345 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4347 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4348 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4350 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4352 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4353 invocation of SUBREG_REGNO_OFFSET.
4355 * haifa-sched.c: Fix typo in FSF copyright statement.
4356 * sched-deps.c: Fix typo in FSF copyright statement.
4357 * sched-ebb.c: Fix typo in FSF copyright statement.
4358 * sched-rgn.c: Fix typo in FSF copyright statement.
4359 * sched-vis.c: Fix typo in FSF copyright statement.
4361 * config.gcc: Move inclusion of arm elf specific header files
4362 from the files themselves into the tm_file variable. Make
4363 sure that elfos.h is included before target specific elf
4365 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4367 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4368 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4369 ASM_OUTPUT_CASE_LABEL): Protect definition.
4370 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4371 not already defined.
4372 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4373 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4374 Remove duplicate definition.
4375 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4376 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4377 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4378 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4379 Remove inclusion of arm/elf.h.
4380 * config/arm/unknown-elf.h: as for conix-elf.h.
4381 (STARTFILE_SPEC): Include crti.o and crtn.o.
4382 * config/arm/linux-elf.h: as for conix-elf.h.
4383 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4384 * config/arm/strongarm-elf.h: Remove inclusion of
4386 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4387 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4388 unknown-elf.h and elf.h.
4389 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4390 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4391 ASM_WEAKEN_LABEL): Remove redundant definition.
4392 * config/arm/elf.h: Test for inclusion of elfos.h
4393 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4394 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4395 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4396 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4397 redundant definition.
4398 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4399 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4400 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4401 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4402 Add rules to build crti.o and crtn.o
4403 * crti.asm: New file.
4404 * crtn.asm: New file.
4406 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4408 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4409 * cpphash.h (struct tokenrun): Add prev.
4410 (struct lexer_state): Remove bol.
4411 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4412 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4414 * cppinit.c (cpp_create_reader): Don't set bol.
4415 (cpp_destroy): Don't free lookaheads.
4416 * cpplex.c (lex_directive): Remove.
4417 (next_tokenrun): Update.
4418 (_cpp_lex_token): Clean up logic.
4419 (lex_token): Update to return a pointer to lexed token, since it
4420 can move to the start of the buffer. Simpify newline handling.
4421 * cpplib.c (SEEN_EOL): Update.
4422 (skip_rest_of_line): Remove lookahead stuff.
4423 (end_directive): Line numbers are already incremented. Revert
4424 to start of lexed token buffer if we can.
4425 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4426 parse_answer): Use _cpp_backup_tokens.
4427 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4428 instead. Don't check for EOL.
4429 (do_include_common, do_line, do_pragma_system_header): Use
4431 * cpplib.h (BOL, _cpp_backup_tokens): New.
4432 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4433 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4434 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4435 (builtin_macro): Don't use cpp_get_line.
4436 (cpp_get_line): Short term kludge.
4437 (parse_arg): Handle directives in arguments here. Back up when
4438 appropriate. Store EOF at end of argument list.
4439 (funlike_invocation_p): Use _cpp_backup_tokens.
4440 (push_arg_context): Account for EOF at end of list.
4441 (cpp_get_token): Remove lookahead stuff. Update.
4443 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4445 * c-parse.in (yyerror): Const-ification and/or static-ization.
4446 * c-typeck.c (push_member_name): Likewise.
4447 * collect2.c (main): Likewise.
4448 * dbxout.c (dbxout_parms): Likewise.
4449 * diagnostic.c (format_with_decl): Likewise.
4450 * dwarf2out.c (output_ranges): Likewise.
4451 * dwarfout.c (fundamental_type_code): Likewise.
4452 * except.c (dw2_output_call_site_table): Likewise.
4453 * gcc.c (do_spec_1): Likewise.
4454 * genopinit.c (optabs): Likewise.
4455 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4456 gen_declaration_1, handle_impent): Likewise.
4457 * protoize.c (default_include, in_system_include_dir, abspath):
4459 * sched-vis.c (visualize_stall_cycles): Likewise.
4460 * sdbout.c (plain_type_1, sdbout_end_function,
4461 sdbout_end_epilogue): Likewise.
4462 * varasm.c (decode_reg_name): Likewise.
4464 * 1750a.c (mod_regno_adjust): Likewise.
4465 * alpha.c (alpha_write_one_linkage,
4466 unicosmk_output_default_externs): Likewise.
4467 * arm.c (arm_condition_codes): Likewise.
4468 * arm.h (arm_condition_codes): Likewise.
4469 * avr.c (output_movsisf, encode_section_info): Likewise.
4470 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4472 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4473 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4474 * m88k.c (output_function_profiler): Likewise.
4475 * mips.c (mips_output_conditional_branch): Likewise.
4476 * ns32k.c (ns32k_out_reg_names): Likewise.
4477 * ns32k.h (ns32k_out_reg_names): Likewise.
4478 * pj.c (pj_output_rval): Likewise.
4479 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4480 * sparc.c (sparc_flat_function_prologue,
4481 sparc_flat_function_epilogue): Likewise.
4483 2001-09-13 Markus Werle <numerical.simulation@web.de>
4484 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4486 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4487 Aachen University of Technology".
4489 2001-09-13 Andreas Schwab <schwab@suse.de>
4491 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4494 2001-09-13 Richard Henderson <rth@redhat.com>
4496 * config/alpha/alpha.c (small_symbolic_operand): New.
4497 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4498 (some_operand, input_operand): Don't handle HIGH.
4499 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4500 (alpha_expand_mov): Likewise.
4501 (print_operand) [H]: Just print HIGH symbol.
4502 (print_operand_address): Handle small data.
4503 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4504 (TARGET_SWITCHES): Add -msmall-data/large-data.
4505 (PIC_OFFSET_TABLE_REGNUM): New.
4506 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4507 (PREDICATE_COES): Update.
4508 * config/alpha/alpha.md (adddi_er_high): New.
4509 (adddi_er_low): Handle small data.
4510 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4511 prefer .sdata to .rodata.
4512 (SELECT_RTX_SECTION): Likewise.
4514 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4516 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4517 defining __size_t and leaving size_t undefined.
4519 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4521 * basic-block.h (expunge_block): Declare.
4522 * cfg.c (expunge_block): Remove static declaration.
4524 2001-09-12 Richard Henderson <rth@redhat.com>
4526 * integrate.c (copy_insn_list): Copy label name from
4527 NOTE_INSN_DELETED_LABEL.
4529 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4531 * c-common.c (c_tree_code_name): Const-ification.
4532 * c-decl.c (c_decode_option): Likewise.
4533 * c-typeck.c (warn_for_assignment): Likewise.
4534 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4536 * cppinit.c (output_deps): Likewise.
4537 * dependence.c (dependence_string, direction_string): Likewise.
4538 * dwarf2out.c (output_ranges): Likewise.
4539 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4540 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4541 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4542 standard_startfile_prefix, standard_startfile_prefix_1,
4543 standard_startfile_prefix_2, tooldir_base_prefix,
4544 standard_bindir_prefix, find_a_file): Likewise.
4545 * genattrtab.c (make_length_attrs): Likewise.
4546 * gencheck.c (tree_codes): Likewise.
4547 * genemit.c (gen_split): Likewise.
4548 * genrecog.c (special_mode_pred_table): Likewise.
4549 * graph.c (graph_ext): Likewise.
4550 * protoize (default_include): Likewise.
4551 * reload.c (reload_when_needed_name): Likewise.
4552 * sched-vis.c (visualize_stall_cycles): Likewise.
4553 * tlink.c (recompile_files): Likewise.
4554 * toplev.c (decode_g_option): Likewise.
4555 * tradcpp.c (output_deps): Likewise.
4556 * varasm.c (decode_reg_name): Likewise.
4558 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4561 * avr.c (avr_regnames, encode_section_info): Likewise.
4562 * c4x.c (float_reg_names): Likewise.
4563 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4564 * elfos.h (const_section): Likewise.
4565 * i386.c (ix86_comp_type_attributes): Likewise.
4566 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4567 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4568 * ia64.c (type_names): Likewise.
4569 * m68hc11.c (reg_class_names): Likewise.
4570 * m88k.c (m_options): Likewise.
4571 * mips.c (mips_output_conditional_branch, mips_unique_section):
4573 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4574 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4575 ultra_code_names): Likewise.
4576 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4578 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4580 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4581 Use --fatal-warnings option for gas.
4582 * configure: Rebuilt.
4584 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4586 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4588 2001-09-11 Jim Wilson <wilson@redhat.com>
4590 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4592 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4594 * builtins.c (c_strlen): Treat an offset too large for a
4595 HOST_WIDE_INT as out of range.
4597 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4599 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4600 (EDGE_CRITICAL_P): New predicate.
4601 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4603 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4604 (dump_edge_info): Remove "crit".
4605 * cfganal.c (mark_critical_edges): Kill.
4606 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4607 * cfgcleanup.c (cleanup_cfg): Likewise.
4608 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4609 (find_spanning_tree): Likewise.
4610 * reg-stack.c (convert_regs_1): Likewise.
4611 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4613 * basic-block.h (create_basic_block_structure): New.
4614 (create_basic_block): Update prototype.
4615 (force_nonfallthru): New.
4616 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4617 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4618 handle updating of block_for_insn, creating of empty BBs and BBs at
4619 the end of INSN chain.
4620 (create_basic_block): New function.
4621 (split_block): Use create_basic_block.
4622 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4623 (redirect_edge_and_branch_force): ... here.
4624 (force_nonfallthru): New.
4625 (split_edge): Rewrite to use force_nonfallthru and create_block.
4626 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4627 (find_basic_blocks): Free basic_block_for_insn.
4628 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4630 * cfg.c: Fix formating.
4631 * cfgcleanup.c: Fix formating.
4632 (merge_blocks, tail_recursion_label_p): Return bool.
4633 (merge_blocks_move_predecessor_nojumps,
4634 merge_blocks_move_successor_nojumps): Return void.
4636 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4638 * configure.in: Check whether assembler supports section merging.
4639 * config.in: Rebuilt.
4640 * configure: Rebuilt.
4641 * varasm.c (variable_section, output_constant_pool): Pass alignment
4642 to SELECT_SECTION and SELECT_RTX_SECTION.
4643 (mergeable_string_section): New.
4644 (mergeable_constant_section): New.
4645 (default_elf_asm_named_section): Output SECTION_MERGE and
4646 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4647 * output.h (mergeable_string_section): New.
4648 (mergeable_constant_section): New.
4649 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4650 * toplev.c (flag_merge_constants): New.
4651 (f_options): Add -fmerge-constants and -fmerge-all-constants
4653 (toplev_main): Default to -fno-merge-constants if not optimizing.
4654 * flags.h (flag_merge_constants): Add extern.
4655 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4656 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4658 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4659 Define if assembler has working .subsection -1 support.
4660 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4661 Put constant into special SHF_MERGE sections if the linker should
4662 attempt to merge duplicates.
4663 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4665 Put constant into special SHF_MERGE sections if the linker should
4666 attempt to merge duplicates.
4667 * config/alpha/elf.h: Likewise.
4668 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4669 has working .subsection -1 support.
4670 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4672 * config/svr3.h: Likewise.
4673 * config/darwin.h: Likewise.
4674 * config/arm/aof.h: Likewise.
4675 * config/arm/linux-elf.h: Likewise.
4676 * config/avr/avr.h: Likewise.
4677 * config/c4x/c4x.h: Likewise.
4678 * config/d30v/d30v.h: Likewise.
4679 * config/i386/dgux.h: Likewise.
4680 * config/i386/osfrose.h: Likewise.
4681 * config/i386/sco5.h: Likewise.
4682 * config/i386/svr3gas.h: Likewise.
4683 * config/ia64/aix.h: Likewise.
4684 * config/m32r/m32r.h: Likewise.
4685 * config/m68k/m68k.h: Likewise.
4686 * config/m88k/dgux.h: Likewise.
4687 * config/m88k/m88k.h: Likewise.
4688 * config/mcore/mcore-pe.h: Likewise.
4689 * config/mips/mips.h: Likewise.
4690 * config/pa/pa.h: Likewise.
4691 * config/pa/pa-linux.h: Likewise.
4692 * config/romp/romp.h: Likewise.
4693 * config/rs6000/sysv4.h: Likewise.
4694 * config/rs6000/xcoff.h: Likewise.
4695 * config/s390/linux.h: Likewise.
4696 * config/sparc/sparc.h: Likewise.
4697 * config/sparc/sysv4.h: Likewise.
4698 * config/stormy16/stormy16.h: Likewise.
4699 * config/v850/v850.h: Likewise.
4700 * config/vax/vms.h: Likewise.
4701 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4702 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4703 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4704 default_elf_asm_named_section for SHF_MERGE sections.
4706 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4708 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4711 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4713 * c-common.c (split_specs_attrs): Allow for empty attributes with
4714 empty TREE_PURPOSE. Fixes PR c/4294.
4716 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4718 * basic-block.h (cached_make_edge, make_single_succ): New.
4719 (make_edge): Remove first parameter.
4720 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4721 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4722 created edge; use obstack allocation.
4723 (make_edge, make_single_succ_edge): New.
4724 (first_removed_edge): New static variable.
4725 (init_flow): Initialize first_removed_edge and n_edges.
4726 (clear_edges): Use remove_edge.
4727 (flow_delete_block): Likewise.
4728 (remove_edge): Add removed edges to the removed edges list.
4729 (split_block, redirect_edge_and_branch_force, split_edge):
4731 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4732 (add_noreturn_fake_exit_edges): Likewise.
4733 (connect_infinite_loops_to_exit): Liekwise.
4734 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4735 Use cached_make_edge.
4736 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4737 * profile.c (branch_prob): Update make_edge call.
4738 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4740 2001-09-11 Richard Henderson <rth@redhat.com>
4742 * config/alpha/alpha.c: Tidy formatting.
4743 (local_symbolic_operand): Verify mode.
4744 (alpha_sa_mask): Ignore unicos for eh_return.
4745 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4746 * config/alpha/alpha.md (umk divsi patterns): Remove.
4747 (extendsfdf2): Remove unicos check.
4748 (tablejump): Merge vms and unicos code; always use direct set
4751 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4753 * config.gcc (alpha*-*-unicosmk*): New target.
4755 * config/alpha/alpha-protos.h (symbolic_operand,
4756 unicosmk_add_call_info_word, unicosmk_add_extern,
4757 unicosmk_defer_case_vector, unicosmk_unique_section,
4758 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4759 unicosmk_asm_file_start, unicosmk_asm_file_end,
4760 unicosmk_output_common): Declare.
4762 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4763 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4764 alpha_does_function_need_gp, alpha_end_function): Support Cray
4766 (alpha_init_machine_status, alpha_mark_machine_status,
4767 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4768 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4769 unicosmk_asm_named_section, unicosmk_insert_attributes,
4770 unicosmk_section_type_flags, symbolic_operand,
4771 unicosmk_output_module_name, unicosmk_output_default_externs,
4772 unicosmk_output_dex, unicosmk_output_externs,
4773 unicosmk_output_addr_vec, unicosmk_ssib_name,
4774 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4775 unicosmk_asm_file_end, unicosmk_output_common,
4776 unicosmk_section_type_flags, unicosmk_unique_section,
4777 unicosmk_add_call_info_word, unicosmk_text_section,
4778 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4779 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4780 unicosmk_dex_count, unicosmk_special_name): New.
4781 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4782 TARGET_ABI_UNICOSMK.
4783 (get_aligned_mem, alpha_expand_unaligned_load,
4784 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4785 alpha_expand_unaligned_store_words): Support big-endian mode.
4786 (print_operand): Likewise. New format specifier 't'. Use
4787 TARGET_AS_SLASH_BEFORE_SUFFIX.
4788 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4789 (alpha_pv_save_size): Update with above change.
4790 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4791 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4794 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4795 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4796 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4797 (EXTRA_CONSTRAINT): New constraint 'U'.
4798 (PREDICATE_CODES): Add symbolic_operand.
4800 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4801 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4802 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4803 (integer division and modulus patterns): Split in default and
4805 (*divmodsi_internal, *divmoddi_internal): Disable for
4806 TARGET_ABI_UNICOSMK.
4807 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4808 little-endian and big-endian versions.
4809 (ext, ins, msk): Likewise.
4810 (extv, extzv, insv): Support big-endian mode.
4811 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4812 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4813 *tablejump_umk_internal, *call_value_umk): New.
4814 (*movdi_nofix): Add pattern for loading an address into a register on
4815 TARGET_ABI_UNICOSMK.
4816 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4817 (umk_mismatch_args, arg_home_umk): New.
4818 (various insns): Don't use mov, fmov, nop, fnop and unop.
4819 (realign): Support TARGET_ABI_UNICOSMK.
4821 * config/alpha/unicosmk.h: New file.
4822 * config/alpha/t-unicosmk: New file.
4824 * fixinc/inclhack.def (unicosmk_restrict): New.
4825 * fixinc/fixincl.x: Regenerate.
4827 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4828 (wchar_t): Check for and define __WCHAR_T__.
4830 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4832 * combine.c (simplify_shift_const): Treat shifts by the mode
4835 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4837 * cpphash.h (struct tokenrun): New.
4838 (struct cpp_context): New member bol.
4839 (struct cpp_reader): New members.
4840 (_cpp_init_tokenrun): New.
4841 * cppinit.c (cpp_create_reader): Set up the token runs.
4842 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4843 (lex_token): New internalised version of _cpp_lex_token. Don't
4844 handle directives or the multiple include opimisation here any
4845 more. Simply lex a token.
4846 * cpplib.c (run_directive): Clear bol.
4847 (_cpp_pop_buffer): Set bol.
4848 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4851 2001-09-11 Michael Meissner <meissner@redhat.com>
4853 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4854 give an error if the user uses -mfp32.
4855 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4857 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4858 floating point register size.
4859 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4861 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4862 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4864 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4865 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4867 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4869 * dbxout.c (dbxout_parms): Fix typo in comment.
4870 * unroll.c (loop_find_equiv_value): Ditto.
4871 * toplev.c (rest_of_compilation): Ditto.
4872 * loop.c (scan_loop): Ditto.
4873 * dwarf2out.c (struct dw_fde_struct): Ditto.
4875 2001-09-10 Zack Weinberg <zackw@panix.com>
4877 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4878 copying identifier when we're just going to throw it away.
4879 (parse_identifier_slow): New routine to handle abnormal cases.
4880 (_cpp_lex_token): Update call site.
4882 * hashtable.c (ht_lookup): Don't assume that the string we've
4883 been given is NUL-terminated.
4884 * system.h: #define __builtin_expect(a, b) to (a) if not
4887 2001-09-10 Michael Meissner <meissner@redhat.com>
4889 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4892 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4894 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4896 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4898 * builtins.c (c_getstr): Correct thinko in last change and further
4901 2001-09-10 Tim Freeman <tim@fungibole.com>
4903 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4904 into varray's and register them as roots with the garbage
4905 collector so they are not collected too soon.
4907 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4909 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4911 * basic-block.h (flow_obstack, label_value_list,
4912 tail_recursion_label_list): Declare
4913 (tidy_fallthru_edges): Declare.
4914 (expunge_block, last_loop_beg_note): Delete.
4915 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4917 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4918 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4919 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4920 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4921 expunge_block, flow_delete_block, compute_bb_for_insn,
4922 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4923 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4924 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4925 try_redirect_by_replacing_jump, last_loop_beg_note,
4926 redirect_edge_and_branch, redirect_edge_and_branch_force,
4927 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4928 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4929 commit_edge_insertions, dump_flow_info, debug_flow_info,
4930 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4931 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4932 Move here from flow.c
4933 * cfganal.c: New file.
4934 (forwarder_block_p, can_fallthru, mark_critical_edges,
4935 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4936 find_unreachable_blocks, create_edge_list, free_edge_list,
4937 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4938 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4939 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4940 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4941 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4942 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4943 Move here from flow.c
4944 * cfgbuild.c: New file
4945 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4946 make_edges, find_basic_blocks_1, find_basic_blocks,
4947 find_sub_basic_blocks): Move here from flow.c
4948 * cfgcleanup.c: New file.
4949 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4950 merge_blocks_move_predecessor_nojumps,
4951 merge_blocks_move_successor_nojumps, merge_blocks,
4952 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4953 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4954 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4956 * cfgloop.c: New file
4957 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4958 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4959 flow_loop_exit_edges_find, flow_loop_nodes_find,
4960 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4961 flow_loop_tree_node_add, flow_loops_tree_build,
4962 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4963 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4964 Move here from flow.c
4965 * flow.c: Remove everything moved elsewhere
4966 * output.h (cleanup_cfg): Return bool.
4968 * bb-reorder.c (reorder_block_def): Remove 'index'.
4969 (insert_intra_1): Add argument BB, set block for new note.
4970 (make_reorder_chain): Do not depdent on BB indexes.
4971 (make_reorder_chain_1): Do not use BB indexes.
4972 (label_for_bb): Likewise; set BB for new insn.
4973 (emit_jump_to_block_after): Likewise.
4974 (fixup_reoder_chain): Sanity check that all basic blocks
4975 are chained; verify newly created insn chain; remove
4976 undocnitional jump simplifying; Do not use BB indexes;
4977 properly initialize count and frequency information;
4978 dump reordered sequence.
4979 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4980 (insert_inter_bb_scope_notes): Set block for new insn.
4981 (reorder_basic_blocks): Dump flow info before reoredering.
4983 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4985 * alias.c (clear_reg_alias_info): Use K&R format definition.
4986 Avoid unsigned warning.
4987 * builtins.c: Use "unsigned int", not "unsigned".
4988 (target_char_cast): Use host_integerp and tree_low_cst.
4989 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4990 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4991 (c_getstr): Likewise.
4992 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4993 (builtin_memcpy_read_str): Avoid unsigned warning.
4994 (expand_builtin_memcpy): Alignments are unsigned.
4995 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4996 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4997 * predict.c (expensive_function_p): LIMIT now unsigned.
4998 * resource.c (mark_target_live_regs): Make some vars unsigned.
4999 * sdbout.c: Use "unsigned int", not "unsigned".
5000 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5001 (sdbout_source_line): Likewise.
5002 (sdbout_record_type_name): Remove "const" for NAME declaration.
5003 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5005 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5007 * calls.c (store_one_arg): Expand comment.
5009 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5011 * calls.c (store_one_arg): Make sure that the entire argument is
5012 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5014 2001-09-09 Richard Henderson <rth@redhat.com>
5016 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5018 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5020 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5022 2001-09-09 Richard Henderson <rth@redhat.com>
5024 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5025 (alpha_this_literal_sequence_number): New.
5026 (alpha_this_gpdisp_sequence_number): New.
5027 (some_operand, input_operand): Add HIGH.
5028 (local_symbolic_operand): New.
5029 (alpha_encode_section_info): New.
5030 (alpha_legitimate_address_p): Allow LO_SUM.
5031 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5032 (alpha_expand_mov): Likewise.
5033 (secondary_reload_class): Check memory_operand not general_operand
5035 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5036 (alpha_expand_unaligned_store): Likewise.
5037 (alpha_expand_unaligned_load_words): Likewise.
5038 (alpha_expand_unaligned_store_words): Likewise.
5039 (alpha_expand_block_clear): Likewise.
5040 (print_operand): Handle %#, %*, %H.
5041 (print_operand_address): Handle LO_SUM.
5043 (alpha_does_function_need_gp): Use it.
5044 (alpha_expand_block_move): Fix signed compare warnings.
5045 (alpha_sa_mask, alpha_align_insns): Likewise.
5046 * config/alpha/alpha-protos.h: Update.
5047 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5048 (MASK_EXPLICIT_RELOCS): New.
5049 (TARGET_SWITCHES): Add -mexplicit-relocs.
5050 (EXTRA_CONSTRAINT): Add 'T'.
5051 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5052 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5053 (ENCODE_SECTION_INFO): Out line.
5054 (REDO_SECTION_INFO_P): New.
5055 (STRIP_NAME_ENCODING): New.
5056 (ASM_OUTPUT_LABELREF): New.
5057 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5058 (PREDICATE_CODES): Update.
5059 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5060 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5061 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5062 builtin_setjmp_receiver_er, exception_receiver_1_er,
5063 call_value_osf_1_er): New patterns.
5064 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5065 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5066 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5067 (FINAL_PRESCAN_INSN): New.
5069 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5071 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5073 2001-09-08 Andreas Jaeger <aj@suse.de>
5075 * i386.h (TARGET_SWITCHES): Fix description.
5077 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5079 * rs6000.c (num_insns_constant): Compute number of instructions
5082 * doc/install.texi: Explain AIX exception handling work-around.
5083 Update URL for AIX fixes.
5085 2001-09-07 Jim Wilson <wilson@redhat.com>
5087 * alias.c (clear_reg_alias_info): New.
5088 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5089 * rtl.h (clear_reg_alias_info): Declare.
5091 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5093 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5095 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5096 (m16m,edivm,emulm): Change declaration to match definition.
5098 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5100 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5101 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5104 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5106 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5107 which have no corresponding C type.
5108 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5109 the representation of 64-bit doubles to work with 64-bit ints.
5111 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5113 * config/mips/mips.c (override_options): Do not override ISA when ABI
5114 specified if MIPS_CPU_STRING_DEFAULT was specified.
5116 2001-09-07 Richard Henderson <rth@redhat.com>
5118 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5119 (express_from_1): Wrap lines.
5120 * rtlanal.c (commutative_operand_precedence): Rename from
5121 operand_preference; export.
5122 * rtl.h: Declare it.
5123 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5124 (simplify_binary_operation): Invoke simplify_plus_minus on
5125 (CONST (PLUS ...)) as well.
5126 (struct simplify_plus_minus_op_data): New.
5127 (simplify_plus_minus_op_data_cmp): New.
5128 (simplify_plus_minus): Use them. Avoid infinite recursion with
5129 simplify_binary_operation wrt CONST.
5131 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5133 * h8300-protos.h (general_operand_dst_push): Remove.
5134 * h8300.c (general_operand_dst_push): Likewise.
5135 * h8300.h (OK_FOR_T): Likewise.
5136 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5137 * h8300.md (pushqi_h8300): New.
5138 (pushqi_h8300hs): Likewise.
5140 (pushhi_h8300): Likewise.
5141 (pushhi_h8300hs): Likewise.
5144 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5146 * genattrtab.c (attr_printf): First arg is unsigned.
5147 Clean up formatting of callers.
5149 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5151 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5154 2001-09-07 Andreas Jaeger <aj@suse.de>
5156 * i386.h (TARGET_SWITCHES): Fix descriptions.
5158 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5160 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5162 2001-09-06 Ira Ruben <ira@apple.com>
5164 Remove OP_IDENTIFIER.
5165 * tree.def (OP_IDENTIFIER): Remove.
5166 * tree.c (tree_node_kind enum): Remove op_id_kind.
5167 (tree_node_kind_names): Remove "op_identifiers".
5168 (make_node): Remove OP_IDENTIFIER test.
5169 (build_op_identifier): Removed because it isn't being used.
5170 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5171 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5173 2001-09-06 Richard Henderson <rth@redhat.com>
5175 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5177 2001-09-06 Richard Henderson <rth@redhat.com>
5179 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5182 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5184 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5185 number used for CR register.
5187 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5188 Joern Rennecke (amylaar@cygnus.com)
5190 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5191 * h8300.c (initial_offset): Handle offset between RP and FP.
5192 (h8300_return_addr_rtx): New function.
5193 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5195 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5196 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5197 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5198 (CAN_ELIMINATE, REGISTER_NAMES):
5199 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5201 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5203 Remove TYPE_NONCOPIED_PARTS.
5204 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5205 (struct tree_type): Remove noncopied_parts.
5206 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5207 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5208 (fixed_type_p): Remove.
5209 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5210 (expand_expr, MODIFY_EXPR): Likewise.
5211 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5212 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5214 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5216 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5218 (mask64_operand): Likewise.
5219 (includes_rldic_lshift_p): Likewise.
5220 (includes_rldicr_lshift_p): Likewise.
5222 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5224 * objc/objc-act.c (build_message_expr): If a class method cannot
5225 be found, do not issue a warning if a corresponding instance
5226 method exists in the root class.
5228 2001-09-05 Richard Henderson <rth@redhat.com>
5230 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5232 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5234 * function.c (ggc_mark_struct_function): Mark f->outer.
5235 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5236 * integrate.c (output_inline_function): ... not here.
5238 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5240 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5242 * i386.c (size_cost): New static variable.
5243 (override_function): Use size_cost when -Os is specified.
5245 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5246 properly; Use current_function_calls_eh_return.
5247 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5248 use leave to avoid depdendancy chain.
5250 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5251 get BB loop_depth instead of computing it from LOOP notes.
5253 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5255 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5257 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5258 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5259 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5261 2001-09-05 Jeffrey A Law (law@cygnus.com)
5262 Jason Merrill (jason@redhat.com)
5264 * stor-layout.c (layout_type): Complain if an array's size can
5265 not be represented in a size_t.
5267 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5269 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5271 * gcc.c: (process_command) Add parentheses around assignment
5272 used as truth value.
5274 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5276 * config/mips/mips.c (save_restore_insns): Don't mark any register
5277 save slots as unchanging if current_function_calls_eh_return.
5279 2001-09-05 Richard Henderson <rth@redhat.com>
5281 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5282 * config/alpha/alpha-protos.h: Declare it.
5283 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5284 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5285 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5286 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5287 (REG_OK_FOR_BASE_P): Select one of the above.
5289 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5291 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5292 (crti.o): Prefix name of object file with $(T).
5295 2001-09-05 David S. Miller <davem@redhat.com>
5297 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5298 * config/sparc/linux64.h: Likewise.
5300 2001-09-05 Andreas Jaeger <aj@suse.de>
5302 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5303 available anymore, remove the documentation.
5304 (i386 Options): Fix typo, cleanup index entries.
5306 * prefix.c (concat): Remove, we can use the version from liberty.
5308 2001-09-05 Richard Henderson <rth@redhat.com>
5310 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5311 New functions split out of md file expanders.
5312 * config/alpha/alpha-protos.h: Declare them.
5313 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5315 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5317 * cppmacro.c (funlike_invocation_p): No need to restore context.
5319 2001-09-04 Richard Henderson <rth@redhat.com>
5321 * reload.c (push_reload): Export.
5322 * reload.h (push_reload): Declare it.
5324 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5325 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5326 * config/alpha/alpha.c (alpha_legitimize_address): New.
5327 (alpha_legitimize_reload_address): Likewise.
5328 * config/alpha/alpha-protos.h: Declare them.
5330 2001-09-04 Stan Shebs <shebs@apple.com>
5332 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5333 * config/darwin.c (machopic_stub_name): Account for internally
5334 generated lib calls such as memcpy.
5336 2001-09-04 Richard Henderson <rth@redhat.com>
5338 * unwind.h (_UA_END_OF_STACK): New flag.
5339 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5341 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5343 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5345 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5347 * config/mips/mips.c (save_restore_insns): Change base_offset to
5348 fp_offset in second call to mips_emit_frame_related_store.
5350 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5352 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5353 sometimes be represented as a NOTE of type
5354 NOTE_INSN_DELETED_LABEL.
5355 (Insns): Document NOTE_INSN_DELETED_LABEL.
5357 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5359 * c-common.h (tree_dump_index): Add more comments.
5360 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5361 (dump_option_value_info): New struct.
5362 (dump_options): New array.
5363 (dump_switch_p): Parse switch options symbolically.
5364 * doc/invoke.texi (-fdump-ast): Rename to ...
5365 (-fdump-tree): ... here. Document that options are symbolic, and
5366 not all are applicable.
5368 2001-09-04 David S. Miller <davem@redhat.com>
5370 * config/sparc/sparc.md (define_splits): Kill constraints.
5372 Cleanup redundant and unused insn attributes.
5373 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5374 binary, and move. Mark ialu as default.
5375 (commented out define_function_unit "alu"): Kill.
5376 (define_attr "use_clobbered"): Kill.
5377 (whole file): Kill address insn type references. Replace
5378 all unary/binary/move references with ialu.
5379 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5380 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5383 Simplify length insn attribute and make more judicious use
5384 of insn attribute defaulting.
5385 * config/sparc/sparc.md (all insns with length > one): Mark as
5386 insn type multi if real instructions, else use default if
5387 it is a forced splitter.
5388 (all insns with length == one): Use default insn length.
5389 (all insns of type ialu): Use default insn type.
5391 Fix erroneous insn attribute settings.
5392 (addx): Set insn type to misc.
5393 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5394 const_umulsidi3_sp64): Set insn type to imul.
5396 Track SFmode vs DFmode insns according to UltraSPARC
5398 * config/sparc/sparc.md ("fptype"): New attribute, default
5400 (all DFmode single insns): Mark as fptype "double".
5402 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5404 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5406 2001-09-03 Richard Henderson <rth@redhat.com>
5408 * function.h (struct function): Add arg_pointer_save_area_init.
5409 * function.c (expand_function_end): Init arg_pointer_save_area.
5410 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5411 when called from a nested function.
5413 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5415 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5418 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5420 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5422 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5424 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5425 (emit_push_insn): Use specified padding direction when
5426 STACK_PUSH_CODE is POST_INC.
5428 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5430 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5432 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5434 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5436 * cppinit.c (cpp_start_read): Free the imacros list as we
5437 traverse it. Don't free the chains before returning.
5438 (_cpp_push_next_buffer): Only try pushing buffers if we've
5439 completed -imacros handling.
5441 2001-08-31 Eric Christopher <echristo@redhat.com>
5443 * gcc.c (handle_braces): Add explaination for abort.
5445 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5447 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5448 move adjustment of bitpos instead.
5450 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5452 * function.c: Remove all_functions. Make outer_function_chain
5454 (init_function_start): Don't add new function structure to
5456 (find_function_data, push_function_context_to,
5457 pop_function_context_from, put_var_into_stack,
5458 trampoline_address): Update for changed structure element names.
5459 (push_function_context_to): Disentangle.
5460 (free_after_compilation): Also free F.
5461 (expand_dummy_function_end): Don't free cfun here.
5462 (put_var_into_stack): Comment why we can't use find_function_data here.
5463 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5464 (mark_function_chain): Split into maybe_mark_struct_function and
5465 ggc_mark_struct_function. Export the latter.
5466 (init_function_once): Mark from cfun and outer_function_chain;
5469 * function.h (struct function): Kill next_global. Rename next
5470 to outer. All users updated to match.
5471 (all_functions, outer_function_chain): Don't declare.
5473 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5474 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5475 don't touch f->inlinable, after calling rest_of_compilation.
5477 * tree.h: Forward-declare struct function. Prototype
5478 ggc_mark_struct_function.
5480 2001-08-31 Kazu Hirata <kazu@hxi.com>
5482 * config/h8300/h8300.md (*andorhi3): Fix typos.
5484 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5486 * calls.c (emit_library_call_value): Don't use a fixed
5487 argument after VA_CLOSE, i.e. out of scope in traditional C.
5489 * emit-rtl.c (gen_rtvec): Likewise.
5491 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5493 * Makefile.in (c-pragma.o): Depend on output.h.
5494 (reorg.o): Depend on except.h.
5496 * c-pragma.c: Include output.h.
5498 * reorg.c: Include except.h.
5500 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5502 2001-08-31 Richard Henderson <rth@redhat.com>
5504 * sched-deps.c (add_dependence): Don't elide dependency if the
5505 conditional used by insn is modified in elem.
5507 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5509 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5511 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5513 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5516 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5518 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5520 (stormy16_asm_out_constructor): New function.
5521 (TARGET_ASM_CONSTRUCTOR): Define.
5522 (TARGET_ASM_DESTRUCTOR): Define.
5524 2001-08-31 Andreas Jaeger <aj@suse.de>
5526 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5527 * loop.c (add_label_notes): Likewise.
5528 * reload.c (find_reloads): Likewise.
5529 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5531 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5533 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5534 code here. Take _Unwind_{W,Sw}ord*.
5535 (read_encoded_value_with_base): Use them.
5536 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5538 (extract_cie_info): Simplify read_?leb128 handling.
5539 (execute_stack_op, execute_cfa_program): Likewise.
5540 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5542 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5544 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5545 the frame pointer to pop the stack if convenient.
5547 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5548 Don't use post-increment before combine.
5549 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5550 a call-saved register.
5552 2001-08-31 Andreas Jaeger <aj@suse.de>
5554 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5557 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5559 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5560 not DIV/MOD, of course.
5562 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5564 * rtl.def: Undo my patch commited 2001-08-27.
5566 * genattrtab.c: Ditto.
5570 * sched-int.h: Ditto.
5572 * target-def.h: Ditto.
5576 * haifa-sched.c: Ditto.
5578 * sched-rgn.c: Ditto.
5580 * sched-vis.c: Ditto.
5582 * Makefile.in: Ditto.
5584 * doc/md.texi: Ditto.
5586 * doc/tm.texi: Ditto.
5588 * doc/contrib.texi: Ditto.
5590 * doc/gcc.texi: Ditto.
5592 * genattrtab.h: Remove it.
5594 * genautomata.c: Remove it.
5596 * genattr.c: Undo my patch and Richard Henderson's patch commited
5599 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5601 * config.gcc (h8300-*-elf*): New case.
5602 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5603 (SUBTARGET_CPP_SPEC): Define.
5604 (EXTRA_SPECS): Define.
5605 (SUBTARGET_EXTRA_SPECS): Define.
5606 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5607 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5609 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5611 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5612 (LIB2FUNCS_EXTRA): Define.
5613 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5614 config/h8300/fixunssfsi.c: New file.
5616 2001-08-30 Kazu Hirata <kazu@hxi.com>
5618 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5619 define_expand to accommodate target-specific attributes.
5620 (anonymous zero_extendqihi2 patterns): New.
5622 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5624 * h8300.md (*andorhi3): New pattern.
5626 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5628 * h8300.c (dosize): Fix test for "sub".
5630 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5632 * c-typeck.c (pointer_diff): Try to eliminate common term before
5635 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5637 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5638 Account for the saves of the FP registers.
5640 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5641 (TEXT_SECTION_ASM_OP): Define.
5642 (INIT_SECTION_ASM_OP): Define.
5643 (FINI_SECTION_ASM_OP): Define.
5644 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5645 (RDATA_SECTION_FUNCITON): Provide prototype.
5647 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5649 * reload1.c (move2add_note_store): Correct typo checking for
5652 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5654 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5655 note should not be considered outside the libcall block.
5657 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5659 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5661 2001-08-29 Kazu Hirata <kazu@hxi.com>
5663 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5665 2001-08-29 Kazu Hirata <kazu@hxi.com>
5667 * config/h8300/h8300-protos.h: Add a prototype for
5669 * config/h8300/h8300.c (emit_logical_op): New.
5670 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5677 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5679 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5680 comparison with rtx INTVAL.
5681 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5683 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5685 2001-08-29 Kazu Hirata <kazu@hxi.com>
5687 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5690 2001-08-29 Kazu Hirata <kazu@hxi.com>
5692 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5693 (reg n) to (mem (pre_dec (reg n))
5694 (anonymous movsi pattern): Likewise.
5696 2001-08-29 Kazu Hirata <kazu@hxi.com>
5698 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5700 2001-08-29 Kazu Hirata <kazu@hxi.com>
5702 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5703 several special constants.
5705 2001-08-29 Kazu Hirata <kazu@hxi.com>
5707 * config/h8300/lib1funcs.asm: Fix comment typos.
5709 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5711 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5712 Fix format specifier warnings.
5714 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5715 inet_makeaddr, semctl): Prototype.
5717 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5718 (save_restore_insns): Use base_offset, not gp_offset.
5720 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5721 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5723 2001-08-29 Richard Henderson <rth@redhat.com>
5725 * bb-reorder.c (function_tail_eff_head): New.
5726 (record_effective_endpoints): Set it.
5727 (fixup_reorder_chain): Use it.
5729 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5731 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5733 2001-08-28 Dale Johannesen <dalej@apple.com>
5735 * config/darwin.c (machopic_function_base_name): Add const
5736 qualifier to a string.
5737 (darwin_encode_section_info): Ditto.
5739 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5741 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5742 function definition.
5744 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5746 * df.h (struct df): Add rts_order variable.
5748 * df.c (df_visit_next_rts): New function.
5749 (df_visit_next): Renamed to df_visit_next_rc
5750 (df_analyse_1): Allocate/compute/free rts_order as well.
5751 (df_rd_global_compute): Use df_visit_next_rc instead of
5753 (df_ru_global_compute): Use df_visit_next_rts instead of
5756 * flow.c (flow_reverse_top_sort_order_compute): New function.
5758 * basic-block.h: Add prototype.
5760 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5762 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5763 blocks, the BB_REACHABLE is now set, rather than aux being
5764 non-NULL. Update the test to reflect this.
5766 2001-08-28 Eric Christopher <echristo@redhat.com>
5768 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5769 config/mips/crti.asm: Ditto.
5771 2001-08-28 Eric Christopher <echristo@redhat.com>
5772 Richard Henderson <rth@redhat.com>
5774 * c-pragma.h (add_weak): Move prototype from here...
5775 * output.h (add_weak): ... to here.
5776 * varasm.c (add_weak): Fix typo.
5777 * config/mips/crti.asm: New file.
5778 * config/mips/crtn.asm: Ditto.
5779 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5780 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5781 (INVOKE__main): Ditto.
5782 (INIT_SECTION_ASM_OP): New.
5783 (FINI_SECTION_ASM_OP): Ditto.
5784 (STARTFILE_SPEC): Add crti.
5785 (ENDFILE_SPEC): Add crtn.
5786 * config/mips/elf64.h: Same.
5787 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5789 * config/mips/vxworks.h: Ditto.
5790 * config/mips/t-elf: Support crti and crtn.
5792 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5794 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5797 2001-08-28 Richard Henderson <rth@redhat.com>
5799 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5800 (one_cmplbi2 splitter): Remove redundant test.
5802 2001-08-28 Dale Johannesen <dalej@apple.com>
5804 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5806 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5808 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5810 2001-08-28 Stan Shebs <shebs@apple.com>
5812 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5813 (UNALIGNED_SHORT_ASM_OP): Define.
5814 (UNALIGNED_INT_ASM_OP): Define.
5816 2001-08-28 Will Cohen <wcohen@redhat.com>
5818 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5819 generation for first set.
5821 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5823 * flow.c (redirect_edge_succ_nodup): Return new edge.
5824 (try_simplify_condjump): Use new edge.
5825 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5827 * cse.c (cse_basic_block): Skip note instructions.
5829 2001-08-27 Richard Henderson <rth@redhat.com>
5831 * combine.c (combine_simplify_rtx): Don't reverse condition
5832 if there is no reverse for the condition.
5833 (simplify_comparison): Don't simplify subregs from INT to FP.
5835 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5836 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5837 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5838 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5839 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5840 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5842 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5844 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5845 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5847 (adddi_dilshr32, adddi_dishl32): Only data register can be
5848 source for mem destination.
5850 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5851 and use bitnum to decide about register move.
5853 2001-08-27 Richard Henderson <rth@redhat.com>
5855 * genattr.c (main): Emit state_t even when not doing scheduling.
5857 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5858 Richard Henderson <rth@redhat.com>
5860 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5861 (reg_avail_info, current_bb): ... these.
5862 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5863 (compute_hash_table): Likewise.
5865 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5867 * flow.c (verify_flow_info): Use checksums to verify edges.
5869 2001-08-27 Richard Henderson <rth@redhat.com>
5871 * genautomata.c (expand_automata): Always create a description.
5873 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5875 * optabs.c (expand_binop): Correctly handle the carry in multiword
5876 add/subtract operations.
5878 2001-08-27 Fred Fish <fnf@be.com>
5880 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5883 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5885 * reload.c (find_reloads_toplev): Back out this change:
5887 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5889 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5890 mem if the address is a mode_dependent_address_p.
5892 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5894 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5895 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5896 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5899 * genattr.c (main): New variable num_insn_reservations. Increase
5900 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5901 pipeline hazard recognizer interface.
5903 * genattrtab.h: New file.
5905 * genattrtab.c: Include genattrtab.h.
5906 (attr_printf, check_attr_test, make_internal_attr,
5907 make_numeric_value): Move protypes into genattrtab.h. Define them
5909 (num_dfa_decls): New global variable.
5910 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5911 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5912 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5913 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5915 * genautomata.c: New file.
5917 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5919 * sched-int.h: (curr_state): Add the external definition for
5920 automaton pipeline interface.
5921 (haifa_insn_data): Add comments for members blockage and units.
5923 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5924 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5925 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5926 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5927 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5928 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5929 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5931 (TARGET_SCHED): Use the new macros.
5933 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5934 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5935 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5936 dfa_bubble): New members in gcc_target.sched.
5938 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5939 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5940 (insn_queue): Redefine it as pointer to array.
5941 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5943 (max_insn_queue_index_macro_value): New variable.
5944 (curr_state, dfa_state_size, ready_try): New varaibles for
5945 automaton interface.
5946 (ready_element, ready_remove, max_issue): New function prototypes
5947 for automaton interface.
5948 (choose_ready): New function prototype.
5949 (insn_unit, blockage_range): Add comments.
5950 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5951 FUNCTION_UNITS_SIZE == 0.
5952 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5953 actual_hazard, potential_hazard): Add comments.
5954 (insn_cost): Use cost -1 as undefined value. Remove
5955 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5957 (ready_element, ready_remove): New functions for automaton
5959 (schedule_insn): Add new code for automaton pipeline interface.
5960 (queue_to_ready): Add new code for automaton pipeline interface.
5961 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5962 (debug_ready_list): Print newline when the queue is empty.
5963 (max_issue): New function for automaton pipeline interface.
5964 (choose_ready): New function.
5965 (schedule_block): Add new code for automaton pipeline interface.
5966 Print ready list before scheduling each insn.
5967 (sched_init): Add new code for automaton pipeline interface.
5968 Initiate insn cost by -1.
5969 (sched_finish): Free the current automaton state and finalize
5970 automaton pipeline interface.
5972 * sched-rgn.c: Include target.h.
5973 (init_ready_list, new_ready, debug_dependencies): Add new code for
5974 automaton pipeline interface.
5976 * sched-vis.c: Include target.h.
5977 (get_visual_tbl_length): Add code for automaton interface.
5978 (target_units, print_block_visualization): Add comments.
5980 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5981 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5982 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5983 (getruntime.o, genautomata.o): New entries.
5984 (genattrtab.o): Add new dependency file genattrtab.h.
5985 (genattrtab): Add new dependencies. Link it with `libm.a'.
5986 (getruntime.o, hashtab.o): New entries for canadian cross.
5988 * doc/md.texi: Description of automaton based model.
5990 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5992 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5993 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5994 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5995 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5996 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5997 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5998 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6000 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6001 MAX_DFA_ISSUE_RATE): New macro descriptions.
6003 * doc/contrib.texi: Add dfa based scheduler contribution.
6005 * doc/gcc.texi: Add more information about genattrtab.
6007 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6009 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6012 2001-08-27 Richard Henderson <rth@redhat.com>
6014 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6015 (get_arg_pointer_save_area): New. Create an init it here.
6016 (fix_lexical_addr): Use it.
6017 * function.h: Declare it.
6018 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6019 * stmt.c (expand_nl_goto_receiver): Use it.
6021 2001-08-27 Richard Henderson <rth@redhat.com>
6023 * final.c (final_scan_insn): Don't enter APP_ON mode for
6026 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6027 alignment for assemble_integer for DW_EH_PE_aligned.
6028 * except.c (output_function_exception_table): Likewise.
6030 2001-08-26 Andreas Jaeger <aj@suse.de>
6032 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6034 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6036 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6038 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6040 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6042 (mask64_operand): Likewise.
6043 (rldic_operand): Delete.
6044 (includes_lshift64_p): Delete.
6045 (includes_rldic_lshift_p): New function.
6046 (includes_rldicr_lshift_p): New function.
6047 (print_operand): Don't call rldic_operand in case 'W'.
6048 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6049 (includes_lshift64_p): Remove.
6050 (includes_rldic_lshift_p): Declare.
6051 (includes_rldicr_lshift_p): Declare.
6052 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6053 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6054 Replace match_operand rldic_operand predicate with
6055 const_int_operand. Replace includes_lshift64_p condition with
6056 includes_rldic_lshift_p.
6057 <ashldi3_internal 64 bit rldicr patterns>: New.
6059 2001-08-27 Andreas Jaeger <aj@suse.de>
6061 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6062 * errors.c: Likewise.
6063 * final.c: Likewise.
6064 * dwarf2asm.c: Likewise.
6065 * doprint.c (checkit): Likewise.
6066 * diagnostic.c: Likewise.
6067 * collect2.c: Likewise.
6068 * calls.c: Likewise.
6069 * c-semantics.c (build_stmt): Likewise.
6070 * c-format.c (status_warning): Likewise.
6071 * c-errors.c (pedwarn_c99): Likewise.
6072 * builtins.c (validate_arglist): Likewise.
6073 * config/pj/pj.c (pj_printf): Likewise.
6074 * fix-header.c: Likewise.
6076 * gcov.c (fnotice): Likewise.
6077 * gensupport.c (message_with_line): Likewise.
6078 * mips-tfile.c: Likewise.
6079 * protoize.c (notice): Likewise.
6080 * read-rtl.c (fatal_with_file_and_line): Likewise.
6081 * rtl-error.c: Likewise.
6082 * tradcpp.c: Likewise.
6084 * cp/tree.c (build_min_nt): Likewise.
6085 (build_min): Likewise.
6086 * cp/lex.c: Likewise.
6087 * cp/errfn.c: Likewise.
6088 * cp/rtti.c (create_pseudo_type_info): Likewise.
6090 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6092 * df.c (df_uses_record): Return after recording all uses
6095 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6097 * df.c (df_insn_modify): Realloc the INSN table here, if
6098 necessary, here, too.
6100 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6102 * config/mips/mips.c (mips_function_value): Handle complex return
6105 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6107 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6109 * reload.c (make_memloc): Copy result if it is still
6110 reg_equiv_memory_loc[regno] on return.
6111 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6112 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6113 reg_equiv_mem are modified by the substitutions.
6115 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6117 * predict.c (expensive_function_p): New.
6118 * rtl.h (expensive_function_p): Declare.
6119 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6120 (use_fast_prologue_epilogue): New static variable.
6121 (expand_prologue): Set it; emit short prologues if unset.
6122 (expand_epilogue): Likewise.
6124 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6126 * config.gcc: Add stormy16-*-elf case.
6127 * config/stormy16/stormy-abi: New file.
6128 * config/stormy16/stormy16-lib2.c: New file.
6129 * config/stormy16/stormy16-protos.h: New file.
6130 * config/stormy16/stormy16.c: New file.
6131 * config/stormy16/stormy16.h: New file.
6132 * config/stormy16/stormy16.md: New file.
6133 * config/stormy16/t-stormy16: New file.
6135 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6137 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6139 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6141 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6142 descriptor members are pointer size, not constant 4.
6143 * config/rs6000/rs6000.md (define_splits): Remove more unused
6146 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6148 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6150 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6152 * cp/rtti.c (VPARAMS): Fix parameter.
6154 2001-08-24 Zack Weinberg <zackw@panix.com>
6156 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6158 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6160 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6161 in if controlling use of insv.
6162 (extract_bit_field): Likewise, for extv and extzv.
6164 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6166 * i386.md (movcc peep2): Fix load of 0.
6168 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6170 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6171 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6173 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6175 * c-pragma.h: Move weak_syms and weak_decls...
6176 * varasm.c: ...here. Now static.
6177 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6178 depend on HANDLE_PRAGMA_WEAK.
6180 * c-common.c (c_alignof, c_alignof_expr): Move here...
6181 * c-typeck.c: ...from here.
6182 * c-tree.h, c-common.h: Adjust.
6184 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6186 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6187 instead of incrementing it.
6189 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6190 asm ready, don't try to move them all into the same array element.
6192 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6194 * function.c (thread_prologue_and_epilogue_insns): Avoid
6195 fallthru flag on edge to exit.
6197 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6199 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6202 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6204 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6205 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6206 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6209 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6211 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6212 replace "GNU CC" with "GCC".
6214 2001-08-23 Richard Henderson <rth@redhat.com>
6216 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6217 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6218 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6219 Need GR between FR and not GR_AND_FR.
6220 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6221 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6222 AR regs before GR regs.
6223 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6224 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6225 (REGISTER_MOVE_COST): Update.
6226 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6228 2001-08-23 Richard Henderson <rth@redhat.com>
6230 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6233 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6235 * reload1.c (emit_reload_insns): Don't look for notes
6236 on a NULL store_insn.
6238 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6240 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6241 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6242 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6243 format specifier warnings.
6244 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6246 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6248 * config/i386/i386-protos.h: Correct declaration of
6249 i386_pe_asm_named_section.
6251 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6253 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6255 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6257 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6259 * cpperror.c (print_location): Don't show _Pragma.
6260 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6261 and file change callback generation here.
6262 (stack_include_file): Update use of cpp_push_buffer.
6263 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6264 (struct cpp_buffer): Remove type, pfile members.
6265 * cppinit.c (cpp_handle_option): Use free_chain.
6266 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6267 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6268 a cpp_reader rather than a cpp_buffer.
6269 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6270 skip_line_comment, parse_string, lex_percent, lex_dot,
6271 _cpp_lex_token): Update accordingly.
6272 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6274 (cpp_push_buffer): Update prototype.
6275 (run_directive): Update use of cpp_push_buffer.
6276 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6277 handle_assertion): Update use of run_directive.
6278 * cpplib.h (enum cpp_buffer_type): Remove.
6279 (cpp_push_buffer): Update prototype.
6280 * fix-header.c (read_scan_file): Update.
6282 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6284 * gcc.c (struct prefix_list): Change prefix to const char *.
6286 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6288 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6290 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6292 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6295 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6298 * ifcvt.c (dead_or_predicable): Adjust.
6299 * loop.c (find_and_verify_loops): Adjust.
6300 * stmt.c (expand_end_case): Adjust.
6301 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6302 head and end insn pointers in the basic block, not just local copies.
6303 (merge_blocks_move_predecessor_nojumps): Likewise.
6305 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6307 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6308 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6309 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6310 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6311 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6312 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6313 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6314 conditions.h, config.gcc, configure.frag, configure.in,
6315 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6316 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6317 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6318 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6319 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6320 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6321 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6322 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6323 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6324 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6325 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6326 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6327 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6328 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6329 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6330 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6331 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6332 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6333 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6334 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6335 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6336 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6337 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6338 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6339 params.h, predict.c, predict.def, predict.h, prefix.c,
6340 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6341 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6342 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6343 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6344 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6345 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6346 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6347 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6348 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6349 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6350 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6351 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6352 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6353 xcoffout.h: replace "GNU CC" with "GCC".
6355 2001-08-21 Richard Henderson <rth@redhat.com>
6357 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6358 (final_scan_insn): Consider jump tables data even if we have no
6359 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6361 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6362 (ASM_OUTPUT_CASE_END): Remove.
6363 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6364 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6365 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6367 2001-08-21 Richard Henderson <rth@redhat.com>
6369 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6370 at barrier insns. Emit stop bits before barriers.
6372 * flow.c (flow_find_cross_jump): Don't consider unconditional
6373 return insns for commoning.
6375 * final.c (compute_alignments): Fix typo.
6377 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6378 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6379 (store_bit_field): Use mode_for_extraction more places.
6380 (extract_bit_field): Likewise.
6382 2001-08-21 Zack Weinberg <zackw@panix.com>
6384 * caller-save.c: Don't include insn-codes.h.
6385 (reg_save_code, reg_restore_code): Make arrays of int.
6386 All uses updated to match.
6387 (insert_save, insert_restore): No need to initialize "code"
6388 variable upon declaration.
6389 * Makefile.in: update dependencies; fix typo in clean rule.
6391 2001-08-21 Richard Henderson <rth@redhat.com>
6393 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6394 (merge_if_block): Handle fallout from same.
6396 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6398 * builtins.c (type_to_class): Fix typo in last change.
6400 2001-08-21 Richard Henderson <rth@redhat.com>
6402 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6403 ia64_asm_output_label.
6405 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6406 copy of gp while the real gp register contains garbage.
6408 2001-08-21 Zack Weinberg <zackw@panix.com>
6410 * expmed.c (mode_for_extraction): New function.
6411 (store_bit_field, extract_bit_field): Use it.
6412 * expr.h: Prototype it and provide an enum for its first argument.
6414 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6415 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6416 and digging through the insn_data tables.
6417 * Makefile.in: Update dependencies.
6419 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6421 * cppfiles.c (stack_include_file): line-map.c now handles include
6423 (handle_missing_handler): Similarly.
6424 (_cpp_execute_include): Similarly.
6425 (_cpp_pop_file_buffer): Similarly.
6426 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6427 buffer_stack_depth and include_depth.
6428 * cpplib.c (do_include_common): line-map.c now handles include depth.
6429 (cpp_push_buffer): Similarly.
6430 (_cpp_pop_buffer): Similarly.
6431 * cppmacro.c (builtin_macro): Update.
6432 * line-map.c (init_line_maps): Set depth.
6433 (add_line_map): Increment "used" earlier. Update and use the
6435 (trace_include): Use the include depth.
6436 * line-map.h (struct line_maps): New member depth.
6438 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6440 * cppfiles.c (stack_include_file): Don't handle -H here.
6441 * cppinit.c (cpp_start_read): Set include tracing after
6442 cpp_post_options and after stacking the main file.
6443 * line-map.c (trace_include): New.
6444 (init_line_maps, add_line_map): Update.
6445 * line-map.h (struct line_maps): New member trace_includes.
6447 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6449 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6450 * cppfiles.c (stack_include_file): Only stack a file if there
6451 is something to do. Return a boolean indicating whether a
6452 buffer was stacked or not.
6453 (_cpp_execute_include): Similarly.
6454 (_cpp_read_file): Similarly.
6455 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6457 2001-08-21 Sam Steingold <sds@gnu.org>
6459 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6460 (RECACHE): keep obufp_before_macroname up to date
6462 2001-08-21 Zack Weinberg <zackw@panix.com>
6464 * stmt.c: Don't include insn-codes.h.
6465 (expand_end_case): Machine specific logic moved to expr.c.
6466 No need to worry about __builtin_classify_type.
6467 (check_for_full_enumeration_handling, emit_case_nodes):
6470 * builtins.o (expand_builtin_classify_type): Split up so code
6471 can be shared with fold_builtin_classify_type.
6472 (type_to_class, fold_builtin_classify_type): New functions.
6473 (fold_builtins): Handle __builtin_classify_type.
6475 * expr.c (do_tablejump): Now static.
6476 (case_values_threshold, try_casesi, try_tablejump): New;
6477 code mostly from stmt.c (expand_end_case).
6478 (expr.h): Update prototypes.
6480 * Makefile.in (stmt.o): Update dependencies.
6482 2001-08-21 Will Cohen <wcohen@redhat.com>
6484 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6485 declaration of variable i.
6486 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6487 declaration of variable i.
6489 2001-08-21 Richard Henderson <rth@redhat.com>
6491 * crtstuff.c: Fix thinko last change. Move list tails to start
6492 of CRT_END section. Tidy ifdefs.
6493 (__EH_FRAME_BEGIN__): Always static for ELF.
6494 (__do_global_ctors_1): Rename from __frame_dummy.
6495 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6496 name change; don't hide __EH_FRAME_BEGIN__.
6498 2001-08-21 Richard Henderson <rth@redhat.com>
6500 * gdbinit.in: Move break on exit after break on fancy_abort.
6502 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6505 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6507 * cpphash.h (_cpp_push_next_buffer): New.
6508 * cppinit.c (do_includes): Remove.
6509 (push_include, free_chain, _cpp_push_next_buffer): New.
6510 (cpp_start_read): Use them to rework command line option handling.
6511 (cpp_handle_option): Combine handling of -include and -imacros.
6512 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6513 appropriate. Always insert missing \n at EOF.
6514 * cpplib.c (start_directive): Get the directive position right.
6515 * cppmain.c (cb_file_change): Always print the first line, unless
6518 2001-08-20 Andreas Jaeger <aj@suse.de>
6520 * profile.c (compute_branch_probabilities): Remove extra new-line
6522 * flow.c (verify_flow_info): Likewise.
6524 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6526 * basic-block.h (basic_block): Add new field 'flags'.
6527 (BB_REACHABLE): Define.
6528 (expunge_block): Declare.
6529 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6530 (EXIT_BLOCK_PTR): Ditto.
6531 (expunge_block): Remove static declaration.
6532 (cleanup_cfg): Clear bb->aux on every basic block.
6533 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6534 computing reachability.
6535 (delete_unreachable_blocks): Delete block b if b->flags has
6538 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6540 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6542 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6544 * sparc.c (sparc_variable_issue): Fix typo in last change.
6546 2001-08-20 Richard Henderson <rth@redhat.com>
6548 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6550 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6552 * pa.h (RETURN_IN_MEMORY): Improve comment.
6554 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6556 * doc/invoke.texi (Profiling options): Clarify the interactions
6557 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6559 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6561 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6564 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6566 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6569 2001-08-20 Richard Henderson <rth@redhat.com>
6571 * final.c (end_final): Fix typo last change.
6573 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6575 * cppinit.c (init_standard_includes): The returned buffer
6576 is already malloc-ed.
6577 * gcc.c (add_prefix): Similarly.
6578 * prefix.c (translate_name): Update to support clear buffer
6580 (update_path): Similarly. Be sure to free any newly allocated
6581 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6583 * prefix.h (update_path): Update prototype and document.
6584 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6585 up and update to new buffer ownership rules.
6586 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6588 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6590 * final.c (compute_alignments): New function.
6591 (init_insn_lengths): Do not care label_align.
6592 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6593 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6594 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6595 (shorted_branches): Realloc label_align array; do
6596 not call init_insn_lengths; Do not care about loop alignments.
6597 * output.h (compute_alignments): Declare.
6598 * toplev.c (rest_of_compilation): Call compute_alignments.
6599 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6601 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6602 change visited to tovisit.
6603 (propagate_freq): Use faster traversing algorithm.
6604 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6605 to tovisit; reverse meaning.
6607 * predict.c (struct block_info_def): Remove nvisited.
6608 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6609 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6611 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6613 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6614 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6615 (TARGET_FUSED_MADD): New.
6616 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6617 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6618 the multiply-add instructions.
6620 2001-08-19 Richard Henderson <rth@redhat.com>
6622 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6623 is aligned to pointer size.
6625 2001-08-19 Richard Henderson <rth@redhat.com>
6627 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6628 display markers during final schedule.
6630 2001-08-19 Richard Henderson <rth@redhat.com>
6632 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6634 2001-08-19 Richard Henderson <rth@redhat.com>
6636 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6638 (ASM_NAME_TO_STRING): Remove.
6639 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6640 in the same string. Remove support for expressions.
6642 2001-08-19 Richard Henderson <rth@redhat.com>
6644 * config/i386/i386.md (tablejump): Make an expander; handle
6645 pic relative addressing here.
6646 (tablejump_1): Rename from tablejump_pic.
6649 2001-08-19 Richard Henderson <rth@redhat.com>
6651 * regclass.c (fix_register): Fix typo.
6653 2001-08-18 Richard Henderson <rth@redhat.com>
6655 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6656 (struct _Unwind_Context): Expand br_loc to hold it.
6657 (uw_frame_state_for): Handle leaf functions better.
6658 (uw_update_reg_address): Update for br_loc change.
6660 2001-08-18 Richard Henderson <rth@redhat.com>
6662 * crtstuff.c: Move list heads before code that uses them.
6663 (__JCR_LIST__): Remove initial null.
6664 (frame_dummy, __frame_dummy): Do java registration here ...
6665 (__do_global_ctors_aux): ... not here.
6667 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6668 (__do_global_dtors_aux): Update to match.
6669 (__JCR_LIST__, __do_jv_register_classes): New.
6671 * config/ia64/crtend.asm (__JCR_END__): New.
6672 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6673 instead of an indirect LTOFF22 reloc.
6675 2001-08-18 Richard Henderson <rth@redhat.com>
6677 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6678 * regclass.c (init_reg_sets_1): Fix typo.
6679 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6680 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6681 (ia64_compute_frame_size): Make ar.unat live when in use.
6682 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6683 for ar.pfs; remove ar.unat handling.
6684 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6686 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6687 * config/ia64/ia64-protos.h: Update decls.
6688 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6689 (sibcall_pic): Likewise.
6691 2001-08-18 Richard Henderson <rth@redhat.com>
6693 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6694 pred_rel_mutex when searching for insn_group_barrier.
6695 * config/ia64/ia64.md (cycle_display): Combine the expander
6698 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6699 bit before asm as needed.
6701 2001-08-18 Richard Henderson <rth@redhat.com>
6703 * timevar.def (TV_MACH_DEP): New.
6704 * toplev.c (rest_of_compilation): Use it.
6705 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6707 2001-08-18 Zack Weinberg <zackw@panix.com>
6709 * unwind-dw2.c (execute_stack_op): Add default aborts to
6710 the inner switches to prevent warnings.
6712 2001-08-18 Richard Henderson <rth@redhat.com>
6714 * timevar.h (struct timevar_time_def): Change element type to float.
6715 (ticks_to_msec, clocks_to_msec): Likewise.
6716 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6717 (get_time): Likewise.
6718 (timevar_print): Adjust zero check and printing to match.
6720 2001-08-18 Zack Weinberg <zackw@panix.com>
6722 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6723 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6724 Eliminate overfull or underfull hboxes.
6726 2001-08-18 Zack Weinberg <zackw@panix.com>
6728 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6730 2001-08-18 Zack Weinberg <zackw@panix.com>
6732 * haifa-sched.c: Convert to target hooks. Macros replaced
6733 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6734 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6735 MD_SCHED_FINISH, and HAVE_cycle_display.
6736 * target-def.h (TARGET_SCHED_ADJUST_COST,
6737 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6738 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6739 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6740 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6741 New hook #defines to be overridden.
6742 (TARGET_SCHED): Bring them all together.
6743 (TARGET_INITIALIZER): Update.
6744 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6745 instead of 'struct rtx_def *' throughout.
6746 (struct sched): New set of hooks for the scheduler.
6747 * Makefile.in (haifa-sched.o): Depend on target.h.
6748 * doc/tm.texi: Document the new scheduler hooks, together in
6749 their own section, instead of scattered around.
6750 Fix a bunch of underfull/overfull hboxes.
6752 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6753 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6754 sparc.h: Don't define any of the old scheduler macros.
6756 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6757 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6758 sparc.c: Create hook functions from code extracted from
6759 corresponding target header, or make existing hooks static, as
6760 appropriate. Set the appropriate entries in targetm.
6762 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6763 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6764 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6765 Remove prototypes for functions which are now static.
6767 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6768 related gunk; the Haifa scheduler is now the only choice.
6770 2001-08-18 Zack Weinberg <zackw@panix.com>
6772 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6773 * genopinit.c: Put floating point divide insns in sdiv_optab.
6774 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6775 * config/gofast.h, config/c4x/c4x.h,
6776 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6777 config/pa/long_double.h, config/rs6000/sysv4.h,
6778 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6779 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6780 (init_optabs): Use init_optabv for overflow-trapping optabs.
6781 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6782 cmp_optab RTX codes so have_insn_for can find them.
6784 * optabs.c (expand_simple_binop, expand_simple_unop,
6785 have_insn_for, gen_sub3_insn): New interfaces.
6786 * expr.h: Prototype new functions.
6787 (enum optab_methods): Move here from optabs.h.
6789 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6790 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6791 Use new functions instead of working directly with optabs.
6792 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6793 unroll.c: Don't include optabs.h.
6794 * caller-save.c, combine.c, function.c, stmt.c: Just include
6795 insn-codes.h, not optabs.h.
6796 * Makefile.in: Update dependencies.
6798 * combine.c (make_compound_operation, simplify_comparison):
6799 Fix typos testing for this or that instruction.
6801 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6803 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6804 generating libgcc.a.
6806 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6808 * except.c (TYPE_HASH): Delete.
6810 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6813 * tree.c (TYPE_HASH): Delete.
6815 * tree.h (TYPE_HASH): Define.
6817 2001-08-18 Graham Stott <grahams@redhat.com>
6819 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6821 (adddi3_internal_2+2): Likewise.
6822 (eh_set_lr_di+1): Likewise.
6824 2001-08-17 Richard Henderson <rth@redhat.com>
6826 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6827 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6828 * dwarf2asm.c: ... here.
6829 * dwarfout.c: Remove them.
6831 * varasm.c (assemble_integer): Add align parameter.
6832 (assemble_real, output_constant, output_constructor): Likewise.
6833 * output.h: Update decls.
6834 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6835 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6836 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6837 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6838 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6841 * final.c (end_final): Abort profile block generation if we
6842 havn't layed it out properly.
6843 * output.h (assemble_eh_integer): Remove stale decl.
6844 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6846 (assemble_integer): Handle unaligned data.
6847 (assemble_real): Abort on unaligned data.
6848 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6850 (default_dtor_section_asm_out_destructor): Use assemble_align.
6851 (default_named_section_asm_out_constructor): Likewise.
6852 (default_ctor_section_asm_out_constructor): Likewise.
6853 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6854 (machopic_asm_out_destructor): Likewise.
6855 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6856 (nextstep_asm_out_destructor): Likewise.
6857 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6858 (vms_asm_out_destructor): Likewise.
6860 2001-08-17 Richard Henderson <rth@redhat.com>
6862 * config/mips/iris6.h (TARGET_IRIX6): New.
6863 (current_section_name, current_section_flags): New.
6864 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6865 (MAX_OFILE_ALIGNMENT): New.
6866 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6867 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6868 (copy_file_data): Split out from
6869 (mips_asm_file_end): ... here.
6870 (mips_asm_file_start): Remove extra .section directive. Use
6871 tmpfile instead of mips_make_temp_file.
6872 (mips_unique_section): Use const char * as needed for warnings.
6873 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6874 re-add align parameter.
6875 (iris6_asm_named_section): New.
6876 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6877 (iris6_asm_output_align, iris6_section_align_1): New.
6878 (iris6_asm_file_start, iris6_asm_file_end): New.
6879 * config/mips/mips-protos.h: Update decls.
6881 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6883 * doc/install.texi (Install GCC): Add links to build status pages.
6885 (Final install): Ditto; request updates for specific info
6887 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6889 * cpperror.c (print_location): Don't take a file name; use the
6891 (_cpp_begin_message): Similarly.
6892 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6893 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6894 (cpp_pedwarn_with_file_and_line): Remove.
6895 * cppfiles.c (stack_include_file): Update; set filename to stdin
6896 here when appropriate.
6897 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6898 (_cpp_begin_message): Don't take a file name.
6899 * cppinit.c: Add comment.
6900 * cpplex.c: Fix end-of-directive indicator.
6901 * cpplib.c: Don't include intl.h.
6902 (run_directive, do_diagnostic): Update.
6903 (do_line): Update to not use nominal_fname.
6904 (cpp_push_buffer): Don't take a filename.
6905 * cpplib.h (struct ht): Remove.
6906 (cpp_push_buffer): Don't take a filename.
6907 (cpp_pedwarn_with_file_and_line): Remove.
6908 * cppmacro.c (struct cpp_macro): Remove file.
6909 (builtin_macro): Update.
6910 (_cpp_create_definition): Update.
6911 * cppmain.c: Correct comment.
6912 * fix-header.c (read_scan_file): Update.
6914 2001-08-17 Kazu Hirata <kazu@hxi.com>
6916 * sbitmap.c: Fix comment formatting.
6917 * sched-deps.c: Likewise.
6918 * sibcall.c: Likewise.
6919 * simplify-rtx.c: Likewise.
6921 * ssa-ccp.c: Likewise.
6922 * stor-layout.c: Likewise.
6923 * timevar.c: Likewise.
6924 * toplev.c: Likewise.
6925 * unwind-dw2.c: Likewise.
6926 * unwind-dw2-fde.c: Likewise.
6927 * varasm.c: Likewise.
6929 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6931 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6932 or larger than an integer in memory.
6934 2001-08-17 Zack Weinberg <zackw@panix.com>
6936 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6937 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6938 * rtl.h: Don't forward-declare union tree_node here. Don't
6939 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6940 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6941 and tree respectively.
6942 * tree.h: Don't forward-declare struct rtx_def here. Don't
6943 typedef tree here. Change all uses of struct rtx_def *,
6944 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6945 and tree respectively.
6947 2001-08-17 Richard Henderson <rth@redhat.com>
6949 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6950 config/mips/openbsd.h: Fix typos last change.
6952 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6954 * doc/invoke.texi (Optimize Options): The default for
6955 -finline-limit is 600.
6957 2001-08-17 Richard Henderson <rth@redhat.com>
6959 * varasm.c (text_section): Allow TEXT_SECTION to override the
6960 printing of TEXT_SECTION_ASM_OP.
6961 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6962 (DATA_SECTION, BSS_SECTION): Remove.
6963 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6964 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6965 Rename from s/_NAME//.
6966 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6967 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6968 (TEXT_SECTION): ... here. New.
6969 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6970 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6971 * config/mips/openbsd.h: Likewise.
6972 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6973 (mips_asm_file_end): Likewise test.
6974 (mips_output_function_epilogue): Likewise. Switch back to data
6975 section after emitting the function.
6977 * doc/tm.texi (Sections): Document TEXT_SECTION.
6979 2001-08-17 Richard Henderson <rth@redhat.com>
6981 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6982 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6984 2001-08-17 Richard Henderson <rth@redhat.com>
6986 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6987 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6988 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6989 Add aligned attribute.
6991 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6993 * config/sh/sh.md: Add modes to unspecs in first insn to match
6994 those in the second.
6996 * Makefile.in: Fix collect2 copy for Cygwin.
6998 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7000 Install the proper patch.
7001 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7002 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7003 (expand_function_start): Likewise.
7004 * stmt.c (expand_decl): Likewise.
7005 * varasm.c (make_decl_rtx): Likewise.
7007 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7009 * final.c: Undo my previous accidental checkin.
7010 * output.h: Likewise.
7011 * tm.texi: Likewise.
7013 2001-08-16 Richard Henderson <rth@redhat.com>
7015 * varasm.c (named_section_flags): Remove align parameter.
7016 * varasm.c, dwarf2out.c: Update all callers.
7017 * output.h: Update prototypes.
7019 * target.h (target.asm_out.named_section): Remove align parameter.
7020 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7021 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7022 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7023 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7024 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7026 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7027 (get_named_section_flags, set_named_section_flags): New.
7028 (named_section_flags): Use them.
7029 (named_section): Do decl vs section flags check here...
7030 (default_section_type_flags): ... not here.
7031 (init_varasm_once): Create in_named_htab.
7032 (resolve_unique_section): Mark reloc unused.
7034 2001-08-16 Richard Henderson <rth@redhat.com>
7036 * varasm.c (force_const_mem): Keep pool alignment in bits.
7037 (output_constant_pool): Use assemble_align.
7039 2001-08-16 Zack Weinberg <zackw@panix.com>
7041 * doc/tm.texi: Remove extra @table command.
7043 2001-08-16 Zack Weinberg <zackw@panix.com>
7045 * final.c (shorten_branches): Clear the end of the label_align
7046 array only if we made it larger. Break up messy expressions
7049 * diagnostic.c (internal_error): Check for error recursion
7050 before doing ICE suppression.
7052 * timevar.c: Timing variables now count in milliseconds.
7053 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7054 (get_time): Not here.
7055 (timevar_print): Don't print any timer whose user, cpu, and
7056 wall times are all zero as displayed.
7057 * timevar.h: Update comment aboout units. Make timevar
7060 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7062 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7063 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7064 (expand_function_start): Likewise.
7065 * stmt.c (expand_decl): Likewise.
7066 * varasm.c (make_decl_rtx): Likewise.
7068 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7070 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7071 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7073 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7075 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7078 2001-08-16 Andreas Jaeger <aj@suse.de>
7080 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7083 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7085 * rtl.h (only_sets_cc0_p): New prototype.
7086 * jump.c (sets_cc0_p): Handle INSN.
7087 (only_sets_cc0_p): New function.
7088 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7089 (tidy_fallthru_edge): Likewise.
7090 * integrate.c (copy_insn_list): Likewise.
7091 * unroll.c (unroll_loop): Likewise.
7092 (copy_loop_body): Likewise.
7094 2001-08-15 Jason Eckhardt <jle@redhat.com>
7096 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7098 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7100 * predict.c (struct block_info_def): Remove nvisited.
7101 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7102 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7104 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7105 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7108 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7110 * predict.def: Update hitrates.
7112 2001-08-15 Richard Henderson <rth@redhat.com>
7114 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7116 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7118 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7119 note from its associated jump.
7121 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7123 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7124 also on 64-bit s390x targets.
7126 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7128 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7130 (arm_expand_prologue): Handled nested functions which take a
7131 variable argument list.
7132 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7133 macro with an invocation of
7134 arm_compute_initial_elimination_offset.
7135 * config/arm/arm-protos.h: Prototype
7136 arm_compute_initial_elimination_offset.
7138 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7140 * doc/install.texi (Specific, avr): Fix markup.
7141 (Specific, c4x): Ditto.
7143 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7145 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7147 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7149 * Makefile.in (OBJS): Add rtl-error.o
7150 (rtl-error.o): New rule.
7151 (diagnostic.o): Adjust dependency.
7152 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7153 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7154 warning_for_asm): Move to...
7155 rtl-error.c: ...here. New file.
7157 2001-08-14 Richard Henderson <rth@redhat.com>
7159 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7160 if USING_SJLJ_EXCEPTIONS.
7162 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7164 * tlink.c (scan_linker_output): Check string for unsatisfied in
7165 addition to undefined and unresolved.
7167 2001-08-14 Graham Stott <grahams@redhat.com>
7169 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7170 EH_FRAME_SECTION_NAME.
7172 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7174 * genattrtab.c (simplify_test_exp_in_temp): New function.
7175 (simplify_test_exp): Avoid explicit use of temporary obstack.
7176 (simplify_cond, insert_right_side, evaluate_eq_attr,
7177 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7178 Use simplify_test_exp_in_temp.
7179 (optimize_attrs): Iterate until expression stabilizes.
7181 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7183 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7184 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7186 2001-08-13 Richard Henderson <rth@redhat.com>
7188 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7189 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7190 * config/arm/conix-elf.h: Likewise.
7192 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7194 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7196 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7198 * gcse.c (hash_scan_set): Expressions that are set as part of
7199 jump instructions are not available.
7201 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7203 * config/s390/s390.c (print_operand, s390_function_prologue,
7204 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7206 2001-08-13 Richard Henderson <rth@redhat.com>
7208 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7209 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7210 * doc/tm.texi (Exception Region Output): Document it.
7212 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7214 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7215 DWARF2 instead of stabs by default.
7217 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7219 * config/rs6000/rs6000.c: Include optabs.h.
7221 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7223 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7224 save/restore routines.
7225 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7227 2001-08-13 Andreas Jaeger <aj@suse.de>
7229 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7230 the english is correct.
7232 2001-08-13 Zack Weinberg <zackw@panix.com>
7234 * expr.h: Split out optab- and libfunc-related code to...
7235 * optabs.h, libfuncs.h: ... these new headers.
7237 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7239 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7241 * mkconfig.sh: Don't include insn-codes.h from config.h.
7243 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7244 enum insn_code is available. Move reload_in_optab and
7245 reload_out_optab array declarations to optabs.h.
7246 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7247 there, prototype in expr.h.
7248 * gencodes.c: Cleanup: zap global variables, don't use
7249 printf where puts will do, don't bother defining MAX_INSN_CODE
7250 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7252 * genemit.c, genopinit.c: Include optabs.h in generated file.
7253 * genoutput.c: Include insn-codes.h in generated file.
7254 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7255 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7256 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7257 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7258 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7259 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7261 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7262 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7263 config/m88k/m88k.c, config/sparc/sparc.c:
7265 * reload.c: Include expr.h and optabs.h before reload.h.
7266 * config/alpha/alpha.c: Include tree.h before reload.h.
7267 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7268 and reload.h in that order.
7269 * config/sparc/sparc.c: Include debug.h.
7270 * recog.c: Include insn-codes.h.
7272 2001-08-13 Andreas Jaeger <aj@suse.de>
7274 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7277 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7279 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7280 * gcc.c (init_spec): Fix typo in comment.
7281 * varasm.c (data_section): Fix typo in comment.
7283 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7285 * predict.c (dump_prediction): New argument "USED".
7286 (combine_predictions_for_insn): Determine the used heuristics,
7287 output the case no heuristic applied.
7288 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7290 2001-08-13 Andreas Jaeger <aj@suse.de>
7292 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7295 2001-08-13 Kazu Hirata <kazu@hxi.com>
7297 * jump.c: Fix formatting.
7299 2001-08-13 Kazu Hirata <kazu@hxi.com>
7301 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7304 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7306 * loop.c (check_dbra_loop): Use condjump_label to compute
7309 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7310 to better document the files they're in.
7312 2001-08-12 Zack Weinberg <zackw@panix.com>
7314 * recog.h (struct insn_operand_data): Shrink 'mode' field
7317 2001-08-12 Kazu Hirata <kazu@hxi.com>
7319 * gcc.c: Fix comment formatting.
7320 * gccspec.c: Likewise.
7323 * genemit.c: Likewise.
7324 * gengenrtl.c: Likewise.
7325 * genrecog.c: Likewise.
7326 * gensupport.c: Likewise.
7327 * ggc-page.c: Likewise.
7328 * global.c: Likewise.
7329 * graph.c: Likewise.
7330 * ifcvt.c: Likewise.
7331 * integrate.c: Likewise.
7333 * libgcc2.c: Likewise.
7335 * mbchar.c: Likewise.
7336 * optabs.c: Likewise.
7337 * predict.c: Likewise.
7338 * prefix.c: Likewise.
7339 * profile.c: Likewise.
7340 * protoize.c: Likewise.
7342 * recog.c: Likewise.
7343 * regclass.c: Likewise.
7344 * regmove.c: Likewise.
7345 * reg-stack.c: Likewise.
7346 * reload1.c: Likewise.
7347 * resource.c: Likewise.
7348 * rtlanal.c: Likewise.
7351 2001-08-12 Kazu Hirata <kazu@hxi.com>
7353 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7354 a tree representing a constant is passed to the macro.
7356 2001-08-12 Richard Henderson <rth@redhat.com>
7358 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7359 (rs6000_elf_asm_out_destructor): New.
7360 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7361 (DTORS_SECTION_ASM_OP): Remove.
7362 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7363 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7365 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7368 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7369 * gcc.c (set_collect_gcc_options): New function, split out from
7371 Ignore elided switches.
7372 (do_spec_1): Invoke before executing command.
7373 (set_input): Export.
7374 Move declaration ...
7375 * gcc.h (set_input): ... here.
7376 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7379 2001-08-12 Richard Henderson <rth@redhat.com>
7381 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7382 thinko wrt TARGET_RELOCATABLE.
7384 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7386 * fix-header.c (cb_file_change): Update prototype.
7388 2001-08-11 Zack Weinberg <zackw@panix.com>
7390 * toplev.c (set_float_handler): Make static.
7391 * toplev.h: Don't prototype set_float_handler.
7393 * simplify-rtx.c: Don't include setjmp.h.
7394 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7396 (simplify_unary_operation, simplify_binary_operation): Use them,
7397 via do_float_handler.
7399 * fold-const.c: Don't include setjmp.h.
7400 (exact_real_inverse_1): New function.
7401 (exact_real_inverse): Use it, via do_float_handler.
7403 * varasm.c: Don't include setjmp.h.
7404 (assemble_real_1): New function.
7405 (assemble_real): Use it, via do_float_handler.
7406 Call internal_error if we get a trap here.
7408 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7409 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7411 2001-08-11 Zack Weinberg <zackw@panix.com>
7413 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7414 STACK_BOUNDARY if not already defined.
7416 * calls.c, function.c, reload1.c, explow.c: Don't default
7417 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7418 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7420 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7423 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7424 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7426 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7428 * cppmacro.c (enter_macro_context): Push macro expansions even
7431 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7433 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7434 (rs6000_elf_section_type_flags): Actually return a value.
7436 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7438 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7439 Clean up code: add missing comments and prototypes, fix warnings,
7440 remove obsolete code, fix spacing to conform to coding style.
7442 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7444 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7445 and TARGET_ASM_CLOSE_PAREN.
7446 (regclass_map): CC register belongs to class NO_REGS.
7447 (legitimize_pic_address): Don't generate unnecessary moves
7448 (to avoid confusing loop optimization).
7449 (check_and_change_labels): Replace jump_long by indirect_jump.
7450 (s390_final_chunkify): Don't start a new literal pool on section
7451 switch in 64-bit code.
7452 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7454 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7455 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7456 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7458 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7459 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7460 (CONST_COSTS): Fixed incorrect costs.
7462 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7463 Use emit_jump instead of emit_jump_insn (gen_jump).
7464 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7465 (to avoid confusing flow analysis).
7466 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7467 (casesi, casesi_jump): New.
7468 (jump_long): Removed. Functionality merged into indirect_jump.
7469 (indirect_jump): Accept address_operand, not just register_operand.
7470 (cjump_long, icjump_long): Use same logic as indirect_jump.
7471 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7472 Fixed broken setjmp/longjmp handling.
7473 (do_builtin_setjmp_setup): Removed.
7475 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7476 broken GNU as versions that don't accept .quad with large
7477 negative values. Use hexadecimal output instead.
7478 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7479 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7480 FUNCTION_EPILOGUE): Removed. Now in targetm.
7482 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7484 * config/s390/fixdfdi.h: Add missing copyright statement.
7485 Fix type conflicts on 64-bit. Add missing SFmode routines.
7487 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7490 2001-08-11 Richard Henderson <rth@redhat.com>
7492 * rtl.h (REG_EH_RETHROW): Remove.
7493 * rtl.c (reg_note_name): Update.
7494 * combine.c (distribute_notes): Don't check for it.
7496 2001-08-11 Richard Henderson <rth@redhat.com>
7498 * combine.c (distribute_notes): Place REG_SETJMP.
7500 2001-08-11 Richard Henderson <rth@redhat.com>
7502 * doc/extend.texi (Arrays and pointers implementation): Discourage
7503 relying on sign-extension of pointers.
7505 2001-08-11 H.J. Lu <hjl@gnu.org>
7507 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7509 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7510 RDATA_SECTION_ASM_OP.
7512 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7514 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7515 main manual to work both for info and HTML versions.
7517 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7518 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7520 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7521 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7522 (struct cpp_pool): New member first.
7523 * cppinit.c (append_include_chain): Plug memory leaks.
7524 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7525 Allocate pragma structures from the (aligned) macro pool to
7526 avoid leaking memory.
7527 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7528 so we don't leak memory.
7529 * hashtable.c (ht_destroy): New.
7530 * hashtable.h (ht_destroy): New.
7532 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7533 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7535 * c-lex.c (map): Make const.
7536 (cb_file_change): Update for callback passing a line map.
7537 Don't assume we have a previous map. Remove sanity check
7538 about popping too many files.
7539 * cpperror.c (print_location): Make map const.
7540 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7541 (cpp_make_system_header): Similarly.
7542 (search_from): Similarly.
7543 (_cpp_execute_include): Don't remember where we came from.
7544 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7545 (struct cpp_reader): Make map const.
7546 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7547 * cpplib.c (do_line): Update; line maps now hold sysp.
7548 (cpp_push_buffer): Similarly.
7549 (_cpp_do_file_change): Similarly; callback with map instead.
7550 (cpp_get_line_maps): Constify return value.
7551 (_cpp_pop_buffer): Update.
7552 * cpplib.h (struct cpp_file_change): Remove.
7553 (struct cpp_callbacks): Update.
7554 (cpp_get_line_maps): Constify return value.
7555 * cppmacro.c (_cpp_create_definition): Update.
7556 * cppmain.c (struct printer): Constify map.
7557 (maybe_print_line): Similarly.
7558 (print_line): Similarly. Deduce flags 1 and 2 here.
7559 (cb_file_change): Update.
7560 * line-map.c (free_line_maps): Warn regardless.
7561 (add_line_map): Return pointer to const. When passed NULL to_file
7562 with LC_LEAVE, use the obvious values for the return point so the
7563 caller doesn't have to figure them out.
7564 (lookup_line): Return pointer to const.
7565 (print_containing_files): Take pointer to const.
7566 * line-map.h (struct line_map): New members reason, sysp.
7567 (add_line_map): Return pointer to const.
7568 (lookup_line): Similarly.
7569 (print_containing_files): Take pointer to const.
7571 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7572 Richard Henderson <rth@redhat.com>
7574 * regmove.c (regmove_optimize): Avoid setting a register twice in
7577 2001-08-10 Richard Henderson <rth@redhat.com>
7579 * doc/extend.texi (Arrays and pointers implementation): Document
7580 behavior of pointer/integer conversion.
7582 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7584 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7586 2001-08-10 Richard Henderson <rth@redhat.com>
7588 * doc/extend.texi (C Implementation): New chapter.
7589 * doc/gcc.texi (Top): Link it in.
7591 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7593 * doc/install.texi (Specific): Fix CVS merge botch.
7595 2001-08-10 Richard Henderson <rth@redhat.com>
7597 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7598 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7600 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7602 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7603 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7604 this macro is now required.
7606 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7607 loop.c (find_and_verify_loops), reload.c (reload): Check
7608 for rtx code of CALL_INSN, not CALL, when deciding if we
7609 need to check for REG_SETJMP note.
7611 * gcse.c (compute_hash_table, compute_store_table): Update
7612 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7615 * config/avr/avr.c: Fix typo.
7616 * config/convex/convex.c (expand_movstr): Use adjust_address.
7617 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7619 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7620 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7622 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7623 Do define STACK_BOUNDARY.
7624 * config/i370/i370.c: Include expr.h.
7625 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7626 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7627 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7628 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7629 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7630 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7631 * config/romp/romp.c: Include expr.h after tree.h.
7633 (output_fpop): Use xmalloc, not oballoc.
7634 * config/we32k/we32k.c: Include expr.h.
7636 2001-08-10 Kazu Hirata <kazu@hxi.com>
7638 * config/h8300/h8300.h: Fix formatting.
7640 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7642 * c-common.h (RETURN_NULLIFIED_P): Lose.
7643 * c-semantics.c (genrtl_return_stmt): Don't check it.
7645 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7647 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7648 (mips_annotate_frame_insn): New function.
7649 (mips_emit_frame_related_store): New function.
7650 (save_restore_insns): Don't mark instructions that set up the base
7651 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7652 the store instructions instead.
7653 (mips_expand_prologue): If the stack size is moved into a temporary
7654 register, do not mark that move as frame-related. Add a
7655 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7657 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7659 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7660 stack slot as unchanging if current_function_calls_eh_return.
7662 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7664 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7665 access the second half of the TFmode scratch operand.
7667 2001-08-10 Anthony Green <green@redhat.com>
7669 * java/class.c (emit_register_classes): Conditionalize code on
7672 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7674 * doc/install.texi (Specific, avr): Fix cross-reference to the
7675 main manual to work both for info and HTML versions.
7677 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7679 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7680 and "use_goto" argument.
7681 (expand_null_return, expand_value_return): Update all callers.
7682 * function.c (expand_function_end): Remove code to generate simple
7684 * config/vax/vax.md (epilogue): New expander for function return.
7685 * doc/md.texi (epilogue): Remove "if defined".
7687 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7689 * Makefile.in: Partially revert my previous change:
7690 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7691 of the hashtab.o and safe-ctype.o rules.
7693 2001-08-09 Richard Henderson <rth@redhat.com>
7695 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7696 (USE_COLLECT2): Remove duplicate definition.
7697 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7698 (use_collect2): Remove dead code.
7699 * configure.in (use_collect2): Remove will_use_collect2 and
7700 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7701 * configure: Rebuild.
7703 * target.h (targetm.asm_out.constructor): New.
7704 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7705 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7706 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7707 * varasm.c (in_ctors, in_dtors): New.
7708 (assemble_constructor, assemble_destructor): Remove.
7709 (default_stabs_asm_out_destructor): New.
7710 (default_named_section_asm_out_destructor): New.
7711 (dtors_section, default_dtor_section_asm_out_destructor): New.
7712 (default_stabs_asm_out_constructor): New.
7713 (default_named_section_asm_out_constructor): New.
7714 (ctors_section, default_ctor_section_asm_out_constructor): New.
7715 * output.h: Update declarations.
7716 * c-decl.c (c_expand_body): Use target hooks instead of
7717 assemble_constructor and assemble_destructor.
7718 * profile.c (output_func_start_profiler): Likewise.
7719 * objc/objc-act.c (finish_objc): Likewise.
7720 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7721 for the constructor.
7722 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7724 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7725 (DTORS_SECTION_ASM_OP): Likewise.
7726 (__CTOR_LIST__): Use attribute section when possible.
7727 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7729 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7730 ASM_OUTPUT_CONSTRUCTOR.
7732 * config/darwin.c (machopic_asm_out_constructor): New.
7733 (machopic_asm_out_destructor): New.
7734 * config/darwin-protos.h: Update declarations.
7735 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7736 (ASM_OUTPUT_DESTRUCTOR): Remove.
7737 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7738 * config/nextstep.c (nextstep_asm_out_constructor): New.
7739 (nextstep_asm_out_destructor): New.
7740 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7741 (ASM_OUTPUT_DESTRUCTOR): Remove.
7742 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7743 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7744 ASM_OUTPUT_*STRUCTOR.
7745 * config/i386/aix386ng.h: Likewise.
7747 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7748 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7749 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7750 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7751 * config/lynx.h: Likewise.
7752 * config/netware.h: Likewise.
7753 * config/psos.h: Likewise.
7754 * config/alpha/alpha-interix.h: Likewise.
7755 * config/alpha/elf.h: Likewise.
7756 * config/arc/arc.h: Likewise.
7757 * config/arm/aof.h: Likewise.
7758 * config/arm/coff.h: Likewise.
7759 * config/arm/elf.h: Likewise.
7760 * config/c4x/c4x.h: Likewise.
7761 * config/h8300/h8300.h: Likewise.
7762 * config/i386/cygwin.h: Likewise.
7763 * config/i386/djgpp.h: Likewise.
7764 * config/i386/i386-coff.h: Likewise.
7765 * config/i386/i386-interix.h: Likewise.
7766 * config/i386/sco5.h: Likewise.
7767 * config/i386/vsta.h: Likewise.
7768 * config/i386/win32.h: Likewise.
7769 * config/i960/i960-coff.h: Likewise.
7770 * config/ia64/sysv4.h: Likewise.
7771 * config/m68hc11/m68hc11.h: Likewise.
7772 * config/m68k/coff.h: Likewise.
7773 * config/m68k/mot3300.h: Likewise.
7774 * config/m88k/m88k.h: Likewise.
7775 * config/mcore/mcore-pe.h: Likewise.
7776 * config/mcore/mcore.h: Likewise.
7777 * config/mips/elf.h: Likewise.
7778 * config/mips/elf64.h: Likewise.
7779 * config/mips/iris6.h: Likewise.
7780 * config/pa/pa64-hpux.h: Likewise.
7781 * config/rs6000/sysv4.h: Likewise.
7782 * config/sh/sh.h: Likewise.
7783 * config/sparc/litecoff.h: Likewise.
7785 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7786 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7787 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7788 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7789 (ASM_OUTPUT_DESTRUCTOR): Remove.
7790 * config/a29k/a29k.c: Move include of tree.h.
7791 * config/a29k/udi.h: Delete file.
7792 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7793 (vms_asm_out_destructor): New.
7794 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7795 (EXTRA_SECTION_FUNCTIONS): Likewise.
7796 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7797 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7798 * config/c4x/c4x.c: Move include of tree.h.
7799 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7800 (clix_asm_out_destructor): New.
7801 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7802 (ASM_OUTPUT_DESTRUCTOR): Remove.
7803 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7804 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7805 (TARGET_ASM_CONSTRUCTOR): New.
7806 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7807 (sco_asm_out_constructor): New.
7808 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7809 * config/i386/svr3gas.h: Remove stack grows up code.
7810 Remove code duplicated from i386/sysv3.h.
7811 (TARGET_ASM_CONSTRUCTOR): New.
7812 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7813 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7814 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7815 (TARGET_ASM_CONSTRUCTOR): New.
7816 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7817 (m68hc11_asm_out_destructor): New.
7818 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7819 (TARGET_ASM_DESTRUCTOR): New.
7820 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7821 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7822 config/svr3.h pertaining to section manipulation.
7823 * config/m68k/dpx2g.h: Remove #if 0 code.
7824 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7825 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7826 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7827 (TARGET_ASM_CONSTRUCTOR): New.
7828 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7829 (m88k_svr3_asm_out_constructor): New.
7830 (m88k_svr3_asm_out_destructor): New.
7831 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7832 (ASM_OUTPUT_DESTRUCTOR): Remove.
7833 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7834 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7835 * config/rs6000/aix.h: Likewise.
7836 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7837 * config/mips/vxworks.h: Likewise.
7838 * config/rs6000/lynx.h: Likewise.
7839 * config/sh/elf.h: Likewise.
7840 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7841 (DTORS_SECTION_ASM_OP): New.
7842 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7843 (ASM_OUTPUT_DESTRUCTOR): Remove.
7844 * config/sparc/sol2-sld-64.h: Likewise.
7845 * config/vax/vax.c (vms_asm_out_constructor): New.
7846 (vms_asm_out_destructor): New.
7847 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7848 (ASM_OUTPUT_DESTRUCTOR): Remove.
7849 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7851 * doc/tm.texi (@node Initialization): Update.
7853 2001-08-09 Richard Henderson <rth@redhat.com>
7855 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7856 (__do_global_dtors_aux): Use gp-relative static data to avoid
7857 one dynamic relocation.
7858 (__do_frame_setup): Register Java classes.
7859 * config/alpha/crtend.asm (__JCR_END__): New.
7861 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7863 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7864 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7865 (GEN, STAGESTUFF): Add new files.
7866 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7867 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7868 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7869 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7870 as well as insn-codes.h and insn-flags.h in config.h; and no
7871 extra headers in tconfig.h and hconfig.h.
7873 * gencodes.c: Eliminate code to generate predicate declarations
7874 or #defines for md-file constants.
7875 * genconstants.c, genpreds.c: New files.
7877 * i386.md: Re-order guard expressions such that TARGET_64BIT
7878 comes first, when this permits better optimization. Add
7879 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7880 why this is desirable.
7882 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7884 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7885 (find_fde_for_dso): Remove.
7886 (_Unwind_IteratePhdrCallback): New.
7887 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7888 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7890 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7892 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7893 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7895 2001-08-09 Graham Stott <grahams@redhat.com>
7897 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7898 (vis_no_unit): Use it.
7899 (visualize_no_unit): Add the insn only if room exists.
7901 2001-08-09 Graham Stott <grahams@redhat.com>
7903 * predict.c (estimate_probability): Replace magic numbers with
7904 appropriate enumeration.
7906 2001-08-09 Graham Stott <grahams@redhat.com>
7908 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7910 (EXTRACT_FLAGS): Likewise.
7912 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7914 * config/mips/mips.c (mips_legitimate_address_p): Check for
7915 CONST_INT in last patch.
7917 2001-08-08 Anthony Green <green@redhat.com>
7919 * java/class.c (emit_register_classes): Use assemble_jcr if
7920 possible. Keep the original mechanism as a fallback.
7921 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7922 and weak symbol support.
7923 * crtstuff.c (__JCR_LIST__): Define.
7924 (__JCR_END__): Define.
7925 (_Jv_RegiserClasses): Define weak symbol if possible.
7926 (__do_global_ctors_aux): Register classes for ELF targets with
7927 weak symbol support.
7929 2001-08-08 Kazu Hirata <kazu@hxi.com>
7931 * dbxout.c: Fix comment formatting.
7932 * dependence.c: Likewise.
7934 * diagnostic.c: Likewise.
7935 * dominance.c: Likewise.
7936 * doprint.c: Likewise.
7937 * dwarf2out.c: Likewise.
7938 * dwarfout.c: Likewise.
7939 * emit-rtl.c: Likewise.
7940 * except.c: Likewise.
7941 * explow.c: Likewise.
7942 * expmed.c: Likewise.
7945 * fold-const.c: Likewise.
7946 * function.c: Likewise.
7948 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7950 * global.c (retry_global_alloc): Avoid shadowing allocno.
7952 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7954 * except.c (remove_fixup_regions): Fix typo.
7956 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7958 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7959 unsigned HOST_WIDE_INT to avoid warning.
7960 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7961 * flow.c (set_block_for_new_insns): Likewise.
7963 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7965 * sibcall.c (return_value_pseudo): New static variable.
7966 (skip_copy_to_return_value): Handle return_value_pseudo.
7967 (call_ends_block_p): Ensure that return_value_pseudo is set.
7968 (optimize_sibling_and_tail_recursive_call): Discover the
7969 load of pseudo return value in alternate exit block.
7971 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7973 * calls.c (ECF_ALWAYS_RETURN): New constant.
7974 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7975 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7976 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7977 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7978 * rtl.c (reg_note_name): New name.
7979 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7981 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7983 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7985 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7987 * alias.c (get_alias_set): Return a previously calculated
7988 alias set for a VAR_DECL.
7989 * function.c (gen_mem_addressof): Calculate the alias set before
7992 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7994 * predict.def: Set hitrates according our experimental run.
7996 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7998 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8000 2001-08-08 H.J. Lu <hjl@gnu.org>
8002 * config/mips/mips.c (mips_unique_section): New. Copied from
8005 * config/mips/mips-protos.h (mips_unique_section): New
8008 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8010 * config/mips/little.h: New. Generic little endian mips
8011 targets. Only mips*-*-linux* is converted to use it so far.
8013 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8014 (WCHAR_TYPE): Defined
8015 (WCHAR_TYPE_SIZE): Likewise.
8016 (INIT_SUBTARGET_OPTABS): Likewise.
8017 (BSS_SECTION_ASM_OP): Likewise.
8018 (SBSS_SECTION_ASM_OP): Likewise.
8019 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8020 (ASM_DECLARE_OBJECT_NAME): Likewise.
8021 (UNIQUE_SECTION): Likewise.
8022 (EXTRA_SECTIONS): Likewise.
8023 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8024 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8025 (ASM_OUTPUT_DEF): Likewise.
8026 (HANDLE_SYSV_PRAGMA): Removed.
8027 (NO_IMPLICIT_EXTERN_C): Likewise.
8028 (TARGET_MEM_FUNCTIONS): Likewise.
8029 (STARTFILE_SPEC): Likewise.
8030 (ENDFILE_SPEC): Likewise.
8031 (LIB_SPEC): Likewise.
8032 (INVOKE__main): Likewise.
8033 (CTOR_LIST_BEGIN): Likewise.
8034 (CTOR_LIST_END): Likewise.
8035 (DTOR_LIST_BEGIN): Likewise.
8036 (DTOR_LIST_END): Likewise.
8037 (SET_ASM_OP): Likewise.
8038 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8039 (ASM_OUTPUT_DEF): Likewise.
8040 (ASM_OUTPUT_IDENT): Likewise.
8042 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8043 (CPLUSPLUS_CPP_SPEC): Likewise.
8044 (ASM_APP_ON) Redefine only if not defined.
8045 (ASM_APP_OFF): Likewise.
8046 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8047 (ASM_OUTPUT_IDENT): Likewise.
8049 * config.gcc: Update tm_file for Linux/mips.
8051 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8053 * cselib.c (cselib_record_sets): If insn is predicated, turn
8054 sources into IF_THEN_ELSEs.
8056 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8057 Turn into define_insn_and_split.
8059 * sched-deps.c: Include "cselib.h".
8060 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8061 Use cselib to turn memory addresses into VALUEs.
8062 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8063 * sched-int.h (struct sched_info): New member USE_CSELIB.
8064 * sched-ebb.c (ebb_sched_info): Initialize it.
8065 * sched-rgn.c (rgn_sched_info): Likewise.
8066 * Makefile.in (sched-deps.o): Update dependencies.
8068 * cselib.h (cselib_subst_to_values): Declare.
8069 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8070 that have no value and autoincs to be handled by generating a new
8073 2001-08-08 Graham Stott <grahams@redhat.com>
8075 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8076 within fixed length SEQUENCE.
8078 2001-08-08 Graham Stott <grahams@redhat.com>
8080 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8081 (diagnostic_prefixing_rule): Likewise.
8082 (diagnostic_line_cutoff): Likewise.
8083 (diagnostic_kind_count): Likewise.
8085 2001-08-08 Graham Stott <grahams@redhat.com>
8087 * alias.c (find_base_decl): Delete redundent assignment.
8089 2001-08-08 Graham Stott <grahams@redhat.com>
8091 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8092 (abs): Uppercase and paranthesize macro parameter.
8093 (MEM_DEPENDENCY): Add whitespace.
8095 2001-08-08 Graham Stott <grahams@redhat.com>
8097 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8098 failure check for CONST_INT
8100 2001-08-08 Graham Stott <grahams@redhat.com>
8102 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8103 (libcall_dead_p): Likewise.
8105 (mark_used_regs): Constify fmt.
8106 (find_use_as_address): Likewise.
8108 2001-08-08 Graham Stott <grahams@redhat.com>
8110 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8113 2001-08-08 Graham Stott <grahams@redhat.com>
8115 * combine.c (combine_simplify_rtx): Update comment and
8116 remove erroneous test.
8118 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8120 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8121 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8122 take care to avoid multiple no-newline at EOF warnings in that
8125 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8127 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8128 (emit_library_call_value_1): Likewise.
8129 (emit_call_1): Emit REG_SETJMP note.
8130 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8132 * cselib.c (cselib_process_insn): Likewise.
8133 * flow.c (propagate_block): Likewise.
8134 * loop.c (find_and_verify_loops): Likewise.
8135 * reload.c (find_equiv_regs): Likewise.
8136 * reload1.c (reload): Likewise.
8137 * resource.c (mark_referenced_resources,
8138 mark_set_resources): Likewise.
8139 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8140 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8141 * haifa-sched.c (unlink_other_notes): Likewise.
8142 (reemit_notes): Likewise.
8143 * sched-ebb.c (sched_ebb): Likewise.
8144 * sched-rgc.c (sched_region): Likewise.
8145 * rtl.c (note_insn_name): Likewise.
8146 (reg_note_name): Add REG_SETJMP
8147 * rtl.h (reg_note): Add REG_SETJMP.
8148 (insn_note): Remove NOTE_INSN_SETJMP.
8150 * profile.c (branch_prob): Add fake edges for setjmp.
8152 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8154 * config.gcc: Quote target_cpu_default2 correctly for
8155 powerpc*-*-* targets.
8157 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8159 * cpplib.h, line-map.h: Update comments.
8160 * cppmain.c (printer_init): Move inline.
8161 (maybe_print_line, print_line): Take a map pointer.
8162 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8163 (cb_file_change): Don't use prior value of print.map.
8165 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8167 * doc/install.texi: Document fine-grained multilib configuration.
8169 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8171 * rtlanal.c (find_first_parameter_load): Call note_stores
8172 only on the instructions.
8174 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8176 * alias.c (nonlocal_mentioned_p):
8177 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8178 * calls.c (emit_call_1): Likewise.
8179 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8180 * cselib.c (cselib_process_insn): Likewise.
8181 * df.c (df_insns_modify): Likewise.
8182 * flow.c (need_fake_edge_p): Likewise.
8183 (propagate_one_insn): Likewise.
8184 * haifa-sched.c (reemit_notes): Likewise.
8185 * integrate.c (copy_insn_list): Likewise.
8186 * jump.c (delete_prior_computation): Likewise.
8187 * local-alloc.c (validate_equiv_mem): Likewise.
8188 * loop.c (scan_loop): Likewise.
8189 * predict.c (estimate_probability): Likewise.
8190 * reload.c (reload): Likewise.
8191 * sched-deps (sched_analyze): Likewise.
8192 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8193 * gcse.c (compute_hash_table): Likewise.
8194 (mark_call): Likewise.
8195 (store_killed_in_insn): Likewise.
8197 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8199 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8201 2001-08-06 Richard Henderson <rth@redhat.com>
8203 * varasm.c (assemble_gc_entry): Remove.
8204 * output.h: Likewise.
8206 2001-08-06 Richard Henderson <rth@redhat.com>
8208 * varasm.c (assemble_constructor): Take a symbol_ref and a
8209 priority instead of a bare string. Move priority handling
8210 here from cp/decl2.c.
8211 * output.h: Update decls.
8213 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8214 and assemble_destructor.
8215 * profile.c (output_func_start_profiler): Likewise.
8216 * objc/objc-act.c (finish_objc): Likewise.
8217 (build_module_descriptor): Return the symbol not the symbol name.
8219 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8221 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8222 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8223 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8224 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8225 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8226 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8228 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8230 * cpperror.c (print_containing_files): Moved to line-map.c.
8231 (print_location): line-map.c handles re-listing or otherwise.
8232 * cpphash.h (struct lexer_state): Remove next_bol.
8233 (struct cpp_buffer): Remove include_stack_listed.
8234 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8235 Remove faked buffer handling.
8236 (_cpp_do_file_change): Tweak.
8237 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8238 * cppmain.c (struct printer): Remove filename.
8239 (print_line, cb_file_change): Update accordingly.
8240 * line-map.c: Include intl.h.
8241 (init_line_maps): Initialize last_listed.
8242 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8243 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8244 (print_containing_files): New.
8245 * line-map.h (struct line_maps): New member last_listed.
8246 (print_containing_files, INCLUDED_FROM): New.
8247 * Makefile.in: Update.
8248 * po/POTFILES.in: Add line-map.c.
8250 2001-08-06 Richard Henderson <rth@redhat.com>
8252 * except.c (convert_from_eh_region_ranges_1): Never mark
8253 USE or CLOBBER insns as throwing.
8255 * expr.c (store_constructor): Don't clobber memory targets.
8257 2001-08-06 Andreas Jaeger <aj@suse.de>
8259 * profile.c (branch_prob): Remove unused variable insn.
8261 * Makefile.in (local-alloc.o): Add dependency on except.h.
8263 * local-alloc.c: Include except.h for can_throw_internal prototype.
8265 2001-08-06 Richard Henderson <rth@redhat.com>
8267 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8268 * function.c (expand_main_function): Implement it.
8269 * doc/tm.texi: Document it.
8271 2001-08-06 Stan Shebs <shebs@apple.com>
8273 * doc/install.texi: Document powerpc-*-darwin* details.
8275 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8277 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8278 (ASM_CPU_SPEC): Move back to rs6000.h
8279 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8281 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8283 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8286 * config/rs6000/linux64.h: Ditto.
8288 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8289 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8292 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8293 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8295 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8298 2001-08-05 Richard Henderson <rth@redhat.com>
8300 * local-alloc.c (update_equiv_regs): Do not move insns that
8303 2001-08-05 Jan Hubicka <jh@suse.cz>
8305 * Makefile.in (reload1.o): Add dedendancy on except.h
8306 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8308 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8309 indicating wehther edges has been cleaned up.
8310 * reload1.c: Inlucde except.h
8311 (fixup_abnormal_edges): Accept deleted insns.
8312 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8315 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8317 * cpplib.c (do_line): Correct line number after pop_buffer.
8319 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8321 PR preprocessor/3824
8322 * line-map.c: Update comments.
8323 * line-map.h: Update comments.
8324 * tradcif.y: Don't consider large numbers unsigned.
8326 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8328 PR preprocessor/3081
8329 * c-lex.c (map): New.
8330 (cb_file_change): Update map and use it.
8331 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8332 (c_lex): Update to use map.
8333 * cpperror.c (print_location): Move to using logical line numbers.
8334 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8335 (cpp_make_system_header): Similarly.
8336 (_cpp_execute_include): Stop line numbering hacks. Store the
8337 line we will return to.
8338 * cpphash.h (CPP_BUF_LINE): Remove.
8339 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8340 Add map and return_to_line.
8341 (_cpp_do_file_change): Update.
8342 * cppinit.c (cpp_start_read): Update line kludge.
8343 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8344 (trigraph_ok): Use logical line numbers for diagnostics.
8345 (skip_block_comment): Likewise.
8346 (skip_whitespace): Likewise.
8347 (skip_line_comment): Use pfile->line instead.
8348 (_cpp_lex_token): Update to use logical line numbering exclusively.
8349 Handle BOL locally. Accept new lines in directives, but keep
8350 pfile->line decremented. Diagnostics use logical lines. Update
8352 * cpplib.c (SEEN_EOL): New.
8353 (skip_rest_of_line, check_eol): Use it.
8354 (end_directive): Increase line number when accepting the newline
8355 at the end of a directive.
8356 (run_directive): Simplify.
8357 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8358 (_cpp_do_file_change): Update to take buffer line number as an
8359 argument, and store the current map in the cpp_reader. Remove
8360 line number kludges.
8361 (_cpp_do__Pragma): Restore output position after a _Pragma.
8362 (cpp_push_buffer): Don't set output line or lineno.
8363 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8364 Remove line kludge. Set output_line.
8365 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8366 (parse_arg): Use logical lines.
8367 (save_lookahead_token): Save EOFs too now.
8368 * cppmain.c (struct printer): Fix comments.
8369 (printer_init): Simplify, let caller do errors.
8370 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8371 (maybe_print_line): Simplify.
8372 (print_line): Don't print a linemarker if -P.
8373 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8374 (cb_file_change): Simplify.
8375 * line-map.h (LAST_SOURCE_LINE): Fix.
8376 (CURRENT_LINE_MAP): New.
8378 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8380 * doloop.c (doloop_modify_runtime): Properly compute number of
8381 iterations if loop was unrolled.
8383 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8384 if their CSELIB_VAL_PTRs are.
8386 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8387 (setup_spill_pointers): Initialize it.
8388 (spill_restore_mem): Set it.
8389 (do_spill, do_restore): Use it to add REG_INC note.
8390 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8392 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8393 asms if other insns are available.
8395 * config/ia64/ia64.c (condop_operator): New predicate.
8396 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8397 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8400 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8401 temporary register than directly using a MEM.
8403 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8405 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8406 parameter in last change.
8408 2001-08-04 Zack Weinberg <zackw@panix.com>
8410 * sparc.md: Don't use #if inside C test expression.
8412 2001-08-04 Richard Henderson <rth@redhat.com>
8414 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8416 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8418 * cpphash.h (struct cpp_reader): New member directive_line.
8419 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8420 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8421 do_pragma): Pass line to callbacks.
8422 (start_directive): Record line of directive.
8423 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8424 cb_include): Similarly.
8425 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8428 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8430 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8433 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8435 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8437 * reload1.c (fixup_abnormal_edges): New static function.
8440 * flow.c (need_fake_edge_p): New function.
8441 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
8442 avoid call insn to be very last insn in the insn stream.
8444 * profile.c (branch_prob): Call flow_call_edges_add instead of
8445 doing that by hand; cleanup cfg to re-merge basic blocks once
8448 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8450 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8451 are also on line-map.h.
8452 * cppfiles.c (stack_include_file): Update.
8453 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8454 (_cpp_pop_buffer): New.
8455 * cppinit.c (cpp_destroy, cpp_finish): Update.
8456 (do_includes): Mark each buffer to return at EOF.
8457 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8458 return as requested.
8459 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8460 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8461 * cpplib.h (cpp_pop_buffer): Remove.
8462 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8463 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8465 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8467 (do_preprocessing): Update.
8468 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8469 * c-parse.in (_yylex): Similarly.
8470 * scan-decls.c (scan_decls): Similarly.
8471 * line-map.h: Update comments.
8473 * objc/Make-lang.in (objc-act.o): Update dependencies.
8475 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8477 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8478 and soft register for operand 0.
8479 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8481 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8483 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8484 register for operand 0.
8485 ("bitcmpqi_z_used"): Allow memory for operand 0.
8486 (split "bitcmpqi"): New split to handle address reg as operand 1.
8488 2001-08-04 Andreas Jaeger <aj@suse.de>
8490 * gcse.c: Revert Daniel's last patch.
8492 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8494 * sparc-protos.h: Add prototypes for fp_zero_operand and
8496 * sh-protos.h: Add prototype for fpul_operand.
8498 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8500 * doc/extend.texi (Other Builtins): Fix typo in last change.
8502 2001-08-03 Richard Henderson <rth@redhat.com>
8504 * target.h (gcc_target): Add asm_out.named_section,
8505 section_type_flags, have_named_sections.
8506 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8507 (TARGET_HAVE_NAMED_SECTIONS): New.
8508 (TARGET_SECTION_TYPE_FLAGS): New.
8510 * Makefile.in (toplev.o): Depend on TARGET_H.
8511 (varasm.o, dbxout.o): Likewise.
8512 * c-common.c (decl_attributes): Check targetm.have_named_sections
8513 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8514 * dbxout.c (dbxout_function_decl): Likewise.
8515 (dbxout_function_end): Likewise.
8516 * toplev.c (compile_file): Likewise.
8517 * varasm.c (exception_section): Likewise.
8518 * cp/decl2.c (finish_objects): Likewise.
8520 * defaults.h (EH_FRAME_SECTION): Remove.
8521 (EH_FRAME_SECTION_ASM_OP): Remove.
8522 (EH_FRAME_SECTION_NAME): New.
8523 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8524 (UNIQUE_SECTION_P): Remove.
8525 * dwarf2out.c (SECTION_FORMAT): Remove.
8526 (ASM_OUTPUT_SECTION): Remove.
8527 (output_call_frame_info): Use named_section_flags.
8528 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8529 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8530 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8531 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8532 (named_section_flags): New.
8533 (named_section): Use it and targetm.section_type_flags.
8534 (resolve_unique_section): New.
8535 (assemble_start_function): Use it.
8536 (asm_emit_uninitialised, assemble_variable): Likewise.
8537 (default_section_type_flags): New.
8538 (default_no_named_section, default_elf_asm_named_section): New.
8539 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8540 * output.h: Update varasm.c decls.
8541 (SECTION_*): New flags.
8543 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8544 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8546 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8547 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8548 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8549 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8550 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8551 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8552 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8553 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8554 * config/pa/pa64-hpux.h,
8556 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8557 (TARGET_ASM_NAMED_SECTION): New.
8558 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8559 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8560 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8561 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8562 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8563 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8564 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8565 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8566 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8567 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8568 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8569 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8570 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8571 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8572 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8573 * config/sparc/sysv4.h: Likewise.
8575 * config/nextstep.h: Error until named sections implemented.
8577 * config/a29k/a29k.c (a29k_asm_named_section): New.
8578 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8579 (vms_section_type_flags, vms_asm_named_section): New.
8580 * config/arm/arm.c (arm_elf_asm_named_section): New.
8581 * config/avr/avr.c (asm_output_section_name): Remove.
8582 * config/avr/avr-protos.h: Update.
8583 * config/c4x/c4x.c (c4x_asm_named_section): New.
8584 * config/h8300/h8300.c (h8300_asm_named_section): New.
8585 * config/i386/i386.c (sco_asm_named_section): New.
8586 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8587 (i386_pe_section_type_flags): New.
8588 (i386_pe_asm_named_section): New.
8589 * config/i386/i386-protos.h: Update.
8590 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8591 * config/mcore/mcore.c (mcore_asm_named_section): New.
8592 * config/mips/mips.c (iris6_asm_named_section): New.
8593 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8594 instead of UNIQUE_SECTION_P.
8595 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8596 (xcoff_asm_named_section): New.
8597 * config/sh/sh.c (sh_asm_named_section): New.
8598 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8600 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8601 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8602 (EH_FRAME_SECTION_NAME): New.
8603 (EXCEPTION_SECTION): New.
8604 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8605 (DEBUG_*_SECTION): Remove.
8606 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8607 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8608 (EH_FRAME_SECTION_ASM_OP): Remove.
8610 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8611 (ASM_OUTPUT_SECTION_NAME): Remove.
8612 (TARGET_ASM_NAMED_SECTION): New.
8613 (TARGET_HAVE_NAMED_SECTIONS): New.
8614 (TARGET_SECTION_TYPE_FLAGS): New.
8615 (EH_FRAME_SECTION_ASM_OP): Remove.
8616 (EH_FRAME_SECTION_NAME): New.
8618 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8620 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8621 for complex expressions when cfun == 0.
8622 * doc/extend.texi: Document that __builtin_constant_p can be
8623 used in data initializers as well as functions.
8625 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8627 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8628 variable I locally, instead of expecting a declaration in the
8631 2001-08-03 Richard Henderson <rth@redhat.com>
8633 * except.c (collect_one_action_chain): Add an explicit cleanup
8634 action if regions surrounding a catch were encoded entirely
8635 within the call-site entry.
8637 2001-08-03 Richard Henderson <rth@redhat.com>
8639 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8640 don't take REGNO of a non-register.
8642 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8644 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8645 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8646 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8647 (__gthread_mutex_init_function): New function for mutex initialization.
8649 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8651 * Makefile.in: Revert screwed up commit.
8653 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8655 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8656 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8657 merged by linker script to get a final _exit().
8658 (__do_global_dtors): New for destructor handling in specific exit
8660 (__do_global_ctors): New for constructors in specific install section.
8661 (__map_data_section): Map data sections before running constructors.
8662 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8663 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8664 (DTORS_SECTION_ASM_OP): Likewise.
8665 (CTORS_SECTION_FUNCTION): Define to force a reference to
8667 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8669 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8671 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8673 * Makefile.in: Add df.h to gcse.c dependencies.
8675 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8677 * varasm.c (output_constant_def_contents): Use for the length of a
8678 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8679 depending on which is larger.
8681 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8683 * gcse.c: Include df.h for use as a dataflow analyzer.
8685 Declaration of reg_set_info: gone.
8686 New df_analyzer variable used by store motion.
8687 (reg_set_info): Deleted.
8688 (mark_mem_regs): New function, analyze regs used by a mem.
8689 (store_ops_ok): Use dataflow analyzer results to determine if
8690 necessary regs are changed in the block.
8691 (find_moveable_store): Remove check for symbol ref, we can handle
8692 much more complex expressions now.
8693 (compute_store_table): Remove most of the code, it's unnecessary
8694 now that the dataflow analyzer records the info for us.
8695 (store_killed_after): Add parameter to say whether to do the
8696 store_ops_okay test, used to speed up testing when we already know
8697 the answer, and just want to know if the store itself was killed.
8698 (build_store_vector): Largely rewritten to calculate the various
8699 vectors properly, and somewhat optimized.
8700 (store_motion): Init the df_analyzer, get REG_DEF chains.
8701 Also handle trapping expressions (since mems almost always trap)
8702 (simple_mem): Redefine what a simple mem is.
8704 2001-08-03 DJ Delorie <dj@redhat.com>
8706 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8707 set from a constant part of the condition.
8709 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8711 * mkdeps.c (deps_add_default_target): Make local variable
8712 ``start'' a const char pointer.
8713 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8715 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8717 * doc/install.texi (Configuration): Fix markup.
8718 (Specific, i?86-*-udk): Likewise.
8719 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8721 Document --enable-threads and --enable-libgcj status.
8722 (Specific, mips-sgi-irix*): Canonicalize triples.
8723 (Specific, mips-sgi-irix5): Warn about problems with this config.
8724 Mention required GNU as patch.
8725 Native assembler problems are fixed.
8726 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8727 Document --enable-threads and --enable-libgcj status.
8729 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8731 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8734 2001-08-03 Richard Henderson <rth@redhat.com>
8736 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8739 2001-08-03 Richard Henderson <rth@redhat.com>
8741 * rtlanal.c (find_first_parameter_load): Stop if we
8742 reach a CODE_LABEL at BOUNDARY.
8744 2001-08-03 Richard Henderson <rth@redhat.com>
8746 * config/alpha/alpha.md (force_movdi): New insn.
8747 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8748 Tweek FRP marking of VMS prologue insns.
8749 * config/alpha/vms.h (EPILOGUE_USES): New.
8751 2001-08-02 Richard Henderson <rth@redhat.com>
8753 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8755 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8757 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8758 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8759 config/convex/convex.h, config/d30v/d30v.c,
8760 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8761 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8762 config/mips/mips.h, config/mn10200/mn10200.h,
8763 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8764 config/v850/v850.h, config/vax/openbsd.h,
8765 config/vax/openbsd1.h, config/vax/ultrix.h,
8766 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8767 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8768 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8769 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8770 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8771 in comments and documentation.
8773 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8777 * Makefile.in (line-map.o): New.
8778 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8779 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8780 * cpperror.c (print_containing_files): Similarly.
8781 (print_location): Update. Don't output a space before _Pragma.
8782 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8783 (stack_include_filee, cpp_make_system_header): Update.
8784 (_cpp_execute_include): Get logical line number right for calling
8785 as-yet-unterminated #include.
8786 * cpphash.h (struct cpp_reader): Add line_maps.
8787 (_cpp_do_file_change): Update.
8788 * cppinit.c (cpp_create_reader): Initialize line maps.
8789 (cpp_destroy): Destroy line maps.
8790 (cpp_start_read): Get logical line number right.
8791 * cpplex.c (parse_string): Only warn once for multi-line strings.
8792 Use boolean variable for null warning.
8793 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8795 (do_include_common): End the directive early.
8796 (do_line): Don't warn about out-of-range lines in preprocessed
8797 source. Update. Remove unused variables.
8798 (_cpp_do_file_change): Update for new line mapping.
8799 (pragma_cb): New typedef.
8800 (cpp_register_pragma): Stop looking ahead before calling the
8802 (do_pragma_system_header): End directive early.
8803 (cpp_get_line_maps): New.
8804 (cpp_pop_buffer): Fudge logical line. Update.
8805 * cpplib.h: Include line-map.h
8806 (enum cpp_fc_reason): Remove.
8807 (struct cpp_file_change): Update.
8808 (cpp_get_line_maps): New.
8809 * cppmain.c (struct_printer): New member map.
8810 (cb_file_change): Update for new mappings.
8811 * fix-header.c (cb_file_change): Similarly.
8813 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8815 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8816 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8818 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8820 * config/vax/vax.c: include expr.h.
8822 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8824 * Makefile.in ($(srcdir)/configure): Only rebuild in
8826 ($(srcdir)/config.in): Only define in maintainer mode.
8827 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8829 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8831 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8833 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8835 * gcc.c (set_collect_gcc_options): New function, split out from
8837 Ignore elided switches.
8838 (do_spec_1): Invoke before executing command.
8839 (set_input): Export.
8840 Move declaration ...
8841 * gcc.h (set_input): ... here.
8842 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8845 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8848 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8850 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8852 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8854 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8855 for the unnamed instructions it expands to.
8857 2001-08-02 Richard Henderson <rth@redhat.com>
8859 * regclass.c (call_really_used_regs): Conditionally define.
8860 (init_reg_sets_1): Don't use it if not defined.
8861 (fix_register): Similarly, don't set it.
8863 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8865 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8866 Correct comment that had been missed in the previous change.
8868 2001-08-01 Stan Shebs <shebs@apple.com>
8870 * config/darwin.c (machopic_stub_name): Try matching by name.
8871 (update_stubs): New function.
8872 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8875 2001-08-01 Richard Henderson <rth@redhat.com>
8877 * except.c (output_function_exception_table): Use assemble_align.
8878 * varasm.c (assemble_eh_label): Remove.
8879 (assemble_eh_align, assemble_eh_integer): Remove.
8881 2001-08-01 Robert Lipe <robertl@caldera.com>
8883 * dwarfout.c: Remove reference to README.DWARF.
8885 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8887 * regclass.c (call_really_used_regs): New array for registers which
8888 are actually used by a call.
8889 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8891 (fix_register): Set call_really_used too.
8892 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8893 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8895 2001-08-01 Richard Henderson <rth@redhat.com>
8897 * read-rtl.c (read_name): Consider \r whitespace.
8899 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8901 * config.gcc: Recognize powerpc-*-netbsd*.
8903 * doc/install.texi (Host/target specific installation notes for
8904 GCC): Mention powerpc-*-netbsd*.
8906 * config/rs6000/netbsd.h: New file.
8907 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8908 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8909 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8910 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8911 (TARGET_VERSION): Redefine.
8913 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8914 mcall-netbsd as a match for mcall-sysv.
8915 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8916 (ncrti.S, ncrtn.S): New targets.
8917 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8919 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8920 "netbsd' as a V4 ABI.
8921 (ASM_SPEC): Check for -mcall-netbsd.
8922 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8923 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8924 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8925 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8926 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8927 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8928 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8930 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8931 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8933 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8935 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8936 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8937 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8938 including "unwind-pe.h".
8940 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8942 * rs6000.md (define_splits): Kill unused constraints.
8944 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8945 Jan Hubicka <jh@suse.cz>
8947 * function.c (thread_prologue_and_epilogue_insns): Kill code
8948 dealing with non-existent CFG.
8950 2001-08-01 Kazu Hirata <kazu@hxi.com>
8952 * alias.c: Fix comment formatting.
8953 * bitmap.c: Likewise.
8954 * builtins.c: Likewise.
8955 * calls.c: Likewise.
8956 * c-common.c: Likewise.
8957 * c-decl.c: Likewise.
8958 * c-dump.c: Likewise.
8959 * c-lex.c: Likewise.
8960 * collect2.c: Likewise.
8961 * combine.c: Likewise.
8962 * conflict.c: Likewise.
8963 * cppfiles.c: Likewise.
8964 * cppinit.c: Likewise.
8965 * cpplex.c: Likewise.
8966 * cpplib.c: Likewise.
8967 * cppmacro.c: Likewise.
8968 * cppspec.c: Likewise.
8969 * c-pragma.c: Likewise.
8970 * crtstuff.c: Likewise.
8972 * cselib.c: Likewise.
8973 * c-semantics.c: Likewise.
8974 * c-typeck.c: Likewise.
8976 2001-08-01 H.J. Lu <hjl@gnu.org>
8978 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8980 2001-08-01 H.J. Lu <hjl@gnu.org>
8982 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8984 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8986 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8987 contextualizing Objective-C class name lookup by the lexer.
8988 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8990 (protocoldef): Add support for forward @protocol declarations.
8991 (yylexname): Suppress ObjC class name lookup in certain contexts;
8992 re-enable after lookup is complete.
8993 (_yylex): Re-enable ObjC class name lookup when certain
8994 punctuation marks are seen.
8996 * objc/objc-act.c (check_protocol_recursively): New function used
8997 for finding circular dependencies in protocols.
8998 (objc_declare_protocols): New function for handling forward
8999 @protocol declarations.
9000 (receiver_is_class_object): Detect the case when 'self' is used
9001 inside of a class method.
9002 (build_message_expr): Issue a warning if class method is desired
9003 but instance method is found instead.
9004 (conforms_to_protocol): Streamline.
9005 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9006 protocol Foo, even if 'Bar foo' does not.
9007 (check_protocols): Streamline.
9008 (start_protocol): Add checks for circular and duplicate protocol
9010 (encode_aggregate_within): For typedefs of structs, encode the
9012 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9013 (objc_declare_protocols): New prototype.
9015 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9017 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9018 * cpplex.c (handle_newline): Update prototype. Maintain logical
9020 (skip_escaped_newlines, skip_block_comment, parse_string):
9022 (_cpp_lex_token): Update, and store token position within the token.
9023 * cpplib.h (struct cpp_token): Add line and column entries.
9024 * cppmacro.c (replace_args): Position stringified tokens correctly.
9026 2001-08-01 Andreas Jaeger <aj@suse.de>
9028 * basic-block.h: Add prototype for last_loop_beg_note.
9030 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9032 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9033 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9035 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9036 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9037 expand_decl_cleanup.
9038 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9040 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9041 operand while calling simple_cst_equal.
9042 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9043 operand is the cleanup expression, the third is the RTL_EXPR.
9044 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9046 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9048 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9050 2001-07-31 matthew green <mrg@eterna.com.au>
9052 * config.gcc (i386-*-netbsdelf): New description.
9053 * config/i386/netbsd-elf.h: New file.
9055 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9057 * loop.c (check_dbra_loop): Use single_set to compute
9060 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9062 PowerPC reorg and support for powerpc64-*-linux*.
9064 Also fixes emitting of constants on 32 bit and 64 bit
9067 * config.gcc: powerpc64-*-linux* is a new target.
9068 Things that needed aix.h now also include xcoff.h
9070 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9072 Move AIX specific stuff into aix.h.
9073 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9074 with more than just XCOFF now.
9075 (SET_ASM_OP): Remove, now defined where needed.
9076 (FUNCTION_PROLOGUE): New macro definition.
9077 (FUNCTION_EPILOGUE): New macro definition.
9078 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9080 * config/rs6000/xcoff.h: New file.
9082 * config/rs6000/linux64.h: New file.
9084 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9086 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9088 * rs6000.c (print_operand_address): Handle ELF syntax.
9089 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9090 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9091 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9093 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9095 * rs6000.c (rs6000_override_options): Only disable
9096 flag_function_sections for XCOFF.
9097 (exact_log2_cint_operand): New predicate.
9098 (reg_or_{add,sub}_cint64_operand): New predicates.
9099 (add_operand): Compare CONST_INT with fewer function calls.
9100 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9101 (print_operand, case 'p'): Ensure positive operand.
9102 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9103 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9104 (PREDICATE_CODES): Add new predicates.
9105 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9106 (divsi3, modsi3): Ensure positive power-of-2.
9107 (adddi3): Use new predicate. Split 32-bit constants more
9108 correctly. Re-arrange splitter to handle any constant.
9109 (subdi3): Use new predicate.
9110 (divdi3, moddi3): Ensure positive power-of-2.
9111 (movdi): Use rs6000_emit_set_const.
9112 (load_toc_v4_pic_di): Delete.
9114 2001-07-31 Graham Stott <grahams@redhat.com>
9116 * function.c (pad_below): Revert 2001-07-26 patch.
9118 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9120 * reg-stack (convert_regs_1): Fix best edge condition.
9122 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9124 * jump.c (duplicate_loop_exit_test): Better test for jumps
9125 entering the loop; create loop pre_header.
9127 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9129 * doc/install.texi: Add s390 and s390x as new targets.
9130 * doc/invoke.texi: Add documentation of S/390 and zSeries
9132 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9134 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9136 * config/m68k/m68k.md: Replace all general_operand with
9137 nonimmediate_operand for all destinations.
9138 * config/m68k/m68k.c (not_sp_operand): Likewise.
9140 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9142 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9144 2001-07-30 Richard Henderson <rth@redhat.com>
9146 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9147 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9149 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9151 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9152 Add missing doc strings
9153 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9154 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9156 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9158 * i386.c (ix86_output_main_function_alignment_hack): New function.
9159 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9161 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9162 edges by EDGE_DFS_BACK flag.
9163 (dump_edge_info): Add dfs_back flag.
9164 * basic-block.h (EDGE_DFS_BACK): New constant.
9165 (mark_dfs_back_edges): Declare.
9166 * alias.c (loop_p): Remove.
9167 (mark_constant_function): Use mark_dfs_back_edges.
9169 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9170 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9171 (compensate_edge): Break out from ...
9172 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9173 (convert_regs_2): Set block_done once block is really done;
9174 Do updating of the predecesors counts.
9176 * toplev.c (rest_of_compilation): Recompute block_for_insn
9177 before post-reload cfg_cleanup.
9178 * function.c (thread_prologue_epilogue_insns):
9179 Call set_block_for_new_insns when emitting prologue directly.
9181 2001-07-30 Andreas Jaeger <aj@suse.de>
9183 * jump.c: Add prototype for mark_modified_reg.
9185 * cse.c (set_live_p): Add unused attribute.
9187 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9189 (scan_for_source_files): Use long for count to avoid overflow.
9190 (output_data): Likewise.
9191 (output_data): Don't use string concatatenation to silence gcc
9194 * predict.c: Fix typos and grammar.
9196 * gcse.c (insert_insn_end_bb): Remove unused variables.
9198 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9200 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9201 (attempt_auto_inc): LIkewise.
9202 (mark_used_reg): Likewise.
9203 (try_pre_increment_1): Likewise.
9204 * regclass.c (regclass): Likewise.
9205 * global.c (allocno_compare): Update comment; change scaling factor.
9206 * local-alloc.c (QTY_CMP_PRI): Likewise.
9207 * regs.h (REG_FREQ_FROM_BB): New.
9208 (REG_FREQ_MAX): Likewise.
9210 2001-07-30 H.J. Lu <hjl@gnu.org>
9212 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9215 2001-07-30 H.J. Lu (hjl@gnu.org)
9217 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9218 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9219 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9221 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9223 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9224 as -mthumb-interwork when -mcpu=arm7 is specified.
9226 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9228 * predict.def (noreturn, loop branch, loop exit): Mark as first
9231 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9233 * combine.c (try_combine): Avoid barrier after noop jumps.
9235 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9237 * cpphash.h (struct cpp_reader): Remove import_warning.
9238 * cpplib.c (skip_rest_of_line): Don't bother turning off
9240 (parse_include): Move include handling to...
9241 (do_include_common): ... here. Move import warning from...
9242 (do_import): ... here.
9243 (do_pragma_poison): Don't do a callback for poison identifiers.
9244 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9245 * cppmain.c (setup_callbacks): Similarly.
9247 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9249 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9250 handle multiple sets.
9251 * except.c (sjlj_mark_call_sites): .... here.
9252 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9254 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9256 Suggested by Richard Henderson and Richard Kenner:
9257 * combine.c (recog_for_combine): Use the fake recog
9258 only if instruction does not match.
9259 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9260 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9262 * combine.c (try_combine): Discover noop jump as direct jump.
9264 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9266 * df.c (df_rd_global_compute): Add successors to worklist, not
9268 (df_ru_global_compute): Ditto.
9270 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9272 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9273 increment REG_N_SETS.
9275 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9277 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9279 * sbitmap.c (sbitmap_a_xor_b): New function.
9280 ifdef the basic block stuff on IN_GCC.
9282 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9284 * cppexp.c (parse_defined): Always record the macro name.
9285 (lex): Don't worry about identifiers, or special-case
9287 (_cpp_parse_expr): Figure out at the end of the routine
9288 whether we saw a valid !defined() expression.
9289 * cppfiles.c (stack_include_file): Update for mi_valid.
9290 (_cpp_pop_file_buffer): Similarly.
9291 * cpplex.c (_cpp_lex_token): Similarly.
9292 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9293 mi_if_not_defined, mi_lexed): Remove.
9295 * cpplib.c (do_if): Simplify.
9296 (do_endif, push_conditional, _cpp_handle_directive): Update
9297 for renaming of mi_state to mi_valid.
9299 * cpp.texi: Add index entries for digraphs, and add comment
9300 that C++ refers to them as alternative tokens.
9302 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9304 * basic-block.h (CLEANUP_PRE_LOOP): New.
9305 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9306 * sibcall.c (optimize_sibling_calls): Likewise.
9307 * toplev.c (rest_of_compilation): Likewise.
9308 * flow.c (try_forward_edges): Take argument MODE;
9309 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9310 (try_optimize_cfg): Update call of try_forward_edges.
9312 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9313 Jan Hubicka <jh@suse.cz>
9315 * (validate_replace_rtx_1): Fix simplification of MINUS.
9317 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9319 PR preprocessor/3669
9320 * cppinit.c (init_dependency_output): Turn off dump requests
9321 if sending dependencies to stdout.
9323 2001-07-28 Richard Henderson <rth@redhat.com>
9325 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9328 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9330 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9332 2001-07-28 Kazu Hirata <kazu@hxi.com>
9334 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9335 is VAR_DECL first to prevent an ICE.
9337 2001-07-28 Richard Henderson <rth@redhat.com>
9339 * varasm.c (immed_real_const_1): Don't elide special cases for
9341 (clear_const_double_mem): Clear const_tiny_rtx too.
9343 2001-07-28 Richard Henderson <rth@redhat.com>
9345 * dwarf2out.c (dw_val_class_offset): New.
9346 (struct dw_ranges_struct, dw_ranges_ref): New.
9347 (ranges_table, ranges_table_allocated): New.
9348 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9349 (add_AT_offset, add_ranges, output_ranges): New.
9350 (print_die, output_die): Handle dw_val_class_offset.
9351 (attr_checksum, size_of_die, value_format): Likewise.
9352 (gen_lexical_block_die): Handle non-contiguous blocks.
9353 (gen_block_die): Likewise.
9354 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9355 if needed. Dump the ranges table.
9356 * final.c (final_start_function): Remove unnecessary notes and
9357 rebuild the block tree before numbering the blocks.
9358 * function.c (reorder_blocks_0): Walk the existing block tree
9359 to unmark all blocks.
9360 (reorder_blocks_1): Create block fragments when duplicate block
9362 (reorder_fix_fragments): New.
9363 (reorder_blocks): Call it.
9364 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9366 2001-07-28 Richard Henderson <rth@redhat.com>
9368 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9370 2001-07-28 Richard Henderson <rth@redhat.com>
9372 * flow.c (add_to_mem_set_list): New function.
9373 (init_propagate_block_info): Use it.
9374 (mark_set_1): Likewise.
9375 (insn_dead_p): Canonicalize memory address for dead store
9376 comparison. Allow wider mode stores to kill narrower mode stores.
9377 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9378 (invalidate_mems_from_set): Don't handle MEMs.
9380 2001-07-28 Kazu Hirata <kazu@hxi.com>
9382 * config/h8300/h8300.h: Fix formatting.
9384 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9386 * basic-block.h (EDGE_FREQUENCY): New macro.
9387 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9389 * flow.c (find_sub_basic_blocks): Likewise.
9390 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9391 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9393 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9394 (HITRATE): New macro.
9395 (PRED_FLAG_FIRST_MATCH): New constant.
9396 (predictor_info): New field flgags.
9397 (combine_predictions_for_insn): Use DS theory to combine
9398 probabilities; set the edge probabilities when finished.
9399 (estimate_probability): Avoid duplicated matches
9400 of LOOP_BRANCH heuristics for nested loops; update comment.
9401 * predict.def: Add flags for each prediction, set probabilities
9402 according to B&L paper.
9403 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9405 * profile.c (compute_branch_probabilities): Cleanup way the edge
9406 probabilities are computed and REG_BR_PROB notes are dropped; if
9407 values does not match, emit error.
9408 (init_branch_prob): Do error instead of warning when profile driven
9409 feedback is missing or corrupt.
9411 2001-07-27 DJ Delorie <dj@redhat.com>
9413 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9414 against a constant, try to adjust the compare to have the desired
9415 constant in it so that min/max optimizations happen more often.
9417 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9419 * flow.c (last_loop_beg_note): New function.
9420 (redirect_edge_and_branch): Use it.
9421 (split_edge): Likewise.
9423 * alias.c (loop_p): Avoid uninitialized memory access.
9425 * flow.c (try_forward_edges): Avoid accessing freed memory.
9427 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9430 2001-07-26 Andrew Haley <aph@redhat.com>
9431 Joern Rennecke <amylaar@redhat.com>
9433 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9434 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9435 (SUBTARGET_CPP_SPEC): New.
9437 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9438 (SUBTARGET_CPP_PTR_SPEC): New.
9439 (CPP_DEFAULT_CPU_SPEC): New.
9440 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9441 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9442 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9443 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9444 (SUBTARGET_CPP_SPEC): Define as an empty string.
9446 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9448 * doc/install.texi (Configuration): Properly link the host
9449 specific instructions also when generating HTML.
9451 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9453 * flow.c (redirect_edge_and_branch_force): Test
9454 target->global_live_at_start.
9456 2001-07-26 Richard Henderson <rth@redhat.com>
9458 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9459 * rtl.h (avoid_constant_pool_reference): Declare it.
9460 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9461 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9463 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9465 * rtl.h (cleanup_barriers): Declare.
9466 * jump.c (cleanup_barriers): New function.
9467 * toplev.c (rest_of_compilation): Call cleanup_barriers
9468 before loop optimizer and after bb_reorder.
9470 * flow.c (back_edge_of_syntactic_loop_p): New.
9471 (split_edge): Use it.
9473 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9475 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9477 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9479 * cse.c (cse_process_notes): Replace any registers if the address
9482 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9484 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9485 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9486 (propagate_block): Update prototype.
9487 * flow.c (update_life_info): Simplify the CFG and
9488 recalculate the global regs which are alive when
9489 removing dead code during a global update.
9490 (propagate_block): Return non-zero if an INSN is
9493 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9495 * Makefile.in (LIBICONV): Define.
9497 2001-07-26 Catherine Moore <clm@redhat.com>
9499 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9500 of conditional to avoid tree checking errors.
9502 2001-07-26 Kazu Hirata <kazu@hxi.com>
9504 * regmove.c (regmove_optimize): Don't replace a reg with
9505 another reg of a different mode.
9507 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9509 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9510 limit length of dependency flush list.
9511 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9512 * sched-int.h (struct deps): Add pending_flush_length field.
9513 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9514 has 1 element in it.
9515 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9516 (sched_analyze): After a jump, if the pending memory flush list is too
9517 large, flush the pending lists.
9518 (init_deps): Initialize pending_flush_length to 0.
9519 * doc/invoke.texi (max_pending_list_length): Document parameter.
9521 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9523 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9524 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9525 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9527 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9529 * cpphash.h (struct_lexer_state): Delete was_skipping.
9530 Move skipping here from struct cpp_reader.
9531 * cpplex.c (parse_identifier): Update.
9532 (_cpp_lex_token): Don't skip tokens in a directive.
9533 * cpplib.c (struct if_stack): Update.
9534 (start_directive, end_directive): Don't change skipping state.
9535 (_cpp_handle_directive): Update.
9536 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9537 (do_else, do_endif): Update; only check for excess tokens if not
9538 in a skipped conditional block.
9539 (push_conditional): Update for new struct if_stack.
9541 2001-07-26 Graham Stott <grahams@redhat.com>
9543 * function.c (locate_and_pad_parm): Also pad initial offset
9544 so that the total argument size also includes the padding.
9546 2001-07-26 Graham Stott <grahams@redhat.com>
9548 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9549 change XSTR to XTMPL.
9551 (process_one_cond_exec): Likewise
9553 2001-07-25 Richard Henderson <rth@redhat.com>
9555 * varasm.c (assemble_variable): Create DECL_RTL before setting
9558 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9560 * predict.c (estimate_probability): Avoid duplicated predictions.
9562 * loop.c (find_and_verify_loops): Grok multiple barriers.
9564 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9566 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9568 * dbxout.c: Consistently use putc instead of fputc.
9569 (print_wide_int): New function; call instead of direct fprintf.
9570 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9571 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9572 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9573 (print_int_cst_octal): Likewise.
9574 (print_octal): Show we wrote characters.
9575 (dbxout_type): Set have_used_extensions in more places.
9577 2001-07-25 Catherine Moore <clm@redhat.com>
9579 * config/v850/v850.c (v850_va_arg): Use addr
9580 instead of valist to build incr.
9582 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9584 * flow.c (delete_dead_jumptables): New function.
9585 (life_analyzis): Call it.
9586 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9589 2001-07-25 Richard Henderson <rth@redhat.com>
9591 * except.c (reachable_handlers): Handle a region being removed
9592 out from under a RESX.
9594 2001-07-25 Richard Henderson <rth@redhat.com>
9596 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9597 swap GE/GT if it is an fp comparison.
9599 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9601 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9604 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9606 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9607 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9610 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9612 (visit_expression): When attempting to simplify an expression,
9613 retrieve any modes for arguments before they are simplified
9616 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9617 Janis Johnson <janis@us.ibm.com>
9619 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9620 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9621 pointer parameters to match documented usage of nonlocal_goto.
9622 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9623 parameters to their correct order.
9624 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9625 parameters to their correct order.
9627 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9629 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9631 2001-07-25 Jan Hubicka <jh@suse.cz>
9632 Richard Henderson <rth@redhat.com>
9634 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9636 (make_edges): New argument update_p; populate the edge cache if set.
9637 (find_basic_blocks): Update make_edges invocation.
9639 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9641 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9643 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9645 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9646 -Acpu and -Amachine.h.
9647 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9648 Corrected header to say ELF not a.out.
9649 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9650 when given -msoft-float.
9652 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9654 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9655 extra multilib parts like arm-elf.
9656 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9657 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9658 crtfini.o as extra multilib parts.
9660 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9662 * configure.in: Add rtems as a supported thread model.
9663 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9664 * configure: Rebuilt.
9666 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9668 * stor-layout.c (get_mode_alignment): make it work when
9669 BITS_PER_UNIT is not a power of two.
9670 * builtins.c (get_pointer_alignment): Likewise.
9672 2001-07-24 Richard Henderson <rth@redhat.com>
9674 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9675 the retrieved constant into the expected mode.
9677 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9679 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9680 (verify_flow_info): Check for duplicated edges; clarify
9683 * flow.c (block_label): Update basic_block_for_insn.
9684 (commit_edge_insertions): Call compute_bb_for_insn.
9686 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9689 * flow.c (redirect_edge_and_branch,
9690 try_optimize_cfg): Use redirect_edge_succ_nodup
9691 (redirect_edge_succ_nodup): New.
9692 * basic_block.h (redirect_edge_succ_nodup): Declare.
9694 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9697 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9699 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9700 (try_crossjump_to_edge): Update commetns.
9701 (try_crossjump_bb): Likewise.
9703 2001-07-24 Richard Henderson <rth@redhat.com>
9705 * combine.c (distribute_notes): Move set of need_refresh
9706 for noop_move_p down to catch all cases.
9708 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9710 * recog.c (split_all_insns_noflow): New.
9711 * rtl.h (split_all_insns_noflow): Declare.
9712 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9713 * m68hc11.c (m68hc11_reorg): Likewise.
9714 * sh.c (machine_dependent_reorg): Likewise.
9715 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9718 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9720 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9721 (ashlsi3_n splitter): Likewise.
9722 (lshrsi3_n splitter): Likewise.
9724 (GOTaddr2picreg): Make const SImode.
9725 (sym_label2reg): Likewise.
9726 (symGOT2reg): Likewise.
9727 (symGOTOFF2reg) Likewise.
9729 (casesi_worker_0): Make unspec SImode.
9731 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9733 * config/sh/sh.c (barrier_align): Check that an operand really is
9734 an insn before extracting its INSN_CODE.
9736 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9738 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9741 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9742 for SImode to prevent overflow.
9744 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9746 * config/mips/irix6-libc-compat.c: New file.
9747 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9748 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9751 2001-07-24 lars brinkhoff <lars@nocrew.org>
9753 * rtl.texi (REG_POINTER): Document.
9754 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9755 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9757 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9759 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9761 2001-07-23 Richard Henderson <rth@redhat.com>
9763 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9765 2001-07-23 Kazu Hirata <kazu@hxi.com>
9767 * config/h8300/h8300-protos.h: Add a prototype for
9768 general_operand_dst_push.
9769 * config/h8300/h8300.c (general_operand_dst_push): New.
9770 * config/h8300/h8300.h (OK_FOR_T): New.
9771 (EXTRA_CONSTRAINT): Use it.
9772 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9773 the existing movqi pattern.
9774 (movhi_push): Likewise.
9776 * reload.c: Fix comment typos.
9778 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9780 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9782 2001-07-23 H.J. Lu (hjl@gnu.org)
9784 * doc/extend.texi: Update __builtin_return_address and
9785 __builtin_frame_address.
9787 2001-07-23 Richard Henderson <rth@redhat.com>
9789 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9791 * config/i386/i386.md: New setcc+movzbl peephole2.
9793 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9795 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9796 * objc/objc-act.c: Include debug.h.
9797 (synth_module_prologue): Save and restore debug hooks too.
9799 2001-07-23 lars brinkhoff <lars@nocrew.org>
9801 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9802 and C4X_FLOAT_FORMAT.
9803 (BOOL_TYPE_SIZE): Document.
9805 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9807 * unroll.c (loop_iterations): Fix miscalculation of initial
9810 2001-07-13 Andrew Haley <aph@redhat.com>
9812 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9813 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9814 * config/sh/sh.c (sh_can_redirect_branch): New function.
9815 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9816 * reorg.c (steal_delay_list_from_target): Use
9817 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9819 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9821 * flow.c (try_simplify_condjump): Unlink insn chain on
9822 fallthru edge; use can_fallthru.
9824 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9826 * basic-block.h (find_sub_basic_block): Declare.
9827 * flow.c (make_edges): New arguments MIN and MAX;
9828 (find_sub_basic_blocks): Revamp to use make_edges
9829 and purge_dead_edges.
9830 (find_basic_blocks): Update call of find_sub_basic_block.
9832 * recog.c (split_all_insns): Always expect CFG to be consistent;
9833 call find_sub_basic_blocks in case something has changed.
9834 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9837 * basic-block.h (delete_noop_moves): Declare.
9838 * combine.c (combine_instructions): Call it.
9839 (recog_for_combine): Tolerate noop moves
9840 (distribute_notes): Force refresh when register dies at noop move.
9841 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9843 (life_analysis): Update delete_noop_moves call.
9844 (set_noop_p): Move too ...
9845 * rtlanal.c (noop_move_p): ... here.
9846 * rtl.h (noop_move_p): Declare.
9848 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9849 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9851 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9852 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9854 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9856 * reload.c (push_reload): Fix typo in comment.
9857 (find_reloads_address): Ditto.
9858 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9860 2001-07-22 Richard Henderson <rth@redhat.com>
9862 * flow.c: Grammar check and clarify a lot of comments.
9863 (try_simplify_condjump): Rename variables to be clearer.
9864 (try_forward_edges): Skip complex and fallthru edges.
9865 Rearrange tests to avoid duplicate checks.
9866 (flow_find_cross_jump): Likewise.
9867 (outgoing_edges_match): Allow match if neither branch has
9868 probability data. Loosen probability match to 5%.
9869 (try_crossjump_to_edge): Hoist repeated indirection into
9871 (try_crossjump_bb): Don't check complex edges. Eliminate
9872 redundant crossjump tests.
9873 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9874 checks before more expensive checks.
9876 2001-07-22 Richard Henderson <rth@redhat.com>
9878 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9879 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9882 2001-07-22 Richard Henderson <rth@redhat.com>
9884 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9885 (const_sint32_operand): Likewise.
9886 * m68k.md (anon mulsi pattern): Use const_int_operand not
9887 const_sint32_operand.
9888 (umulsi3_highpart): Zero extend a constant input.
9889 (smulsi3_highpart): Don't bother checking SImode constant.
9890 (const_umulsi3_highpart): Give op3 DImode.
9891 (const_smulsi3_highpart): Likewise.
9893 2001-07-22 Richard Henderson <rth@redhat.com>
9895 * flow.c (split_block): Make sure bb_note is included in the
9896 new block when splitting before a label.
9898 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9900 * basic-block.h (redirect_edge_and_branch_force,
9901 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9902 * flow.c (redirect_edge_and_branch_force,
9903 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9904 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9905 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9906 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9907 instead of label; update CFG after transformation.
9908 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9909 for finishing the transformation; handle even case where ELSE
9910 does not follow THEN.
9911 (find_if_case_2): Update call of dead_or_predictable; simplify
9914 * emit-rtl.c (split_branch_probability): New global variable.
9915 (try_split): Take care to set split_branch_probability and
9916 create REG_BR_PROB note for new jump insns.
9917 * md.texi (define_split): Document new feature.
9919 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9921 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9923 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9924 (asm_out_file): Remove redundant declaration.
9925 (assemble_asm): Remove old #if 0 block.
9926 (assemble_variable): Remove end of function; debug output is
9927 now handled with global_decl. Remove old #if 0 block. Update.
9928 Remove saved_in_section and associated no-op code.
9929 * Makefile.in (varasm.o): Correct dependencies.
9931 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9933 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9934 the definition in defaults.h.
9936 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9938 * jump.c: Update comments.
9939 (delete_barrier_successors, delete_unreferenced_labels,
9940 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9941 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9942 jump_optimize, jump_optimize_minimal): Kill.
9943 (rebuild_jump_labels): Move code from jump_optimize_1.
9944 (purge_line_number_notes): Likewise.
9945 (copy_loop_headers): Likewise.
9946 * reg-stack.c: Update comment.
9948 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9949 JUMP_AFTER_REGSCAN): Kill.
9950 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9951 purge_line_number_notes and copy_loop_headers.
9953 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9954 Richard Henderson <rth@redhat.com>
9956 * dbxout.c (dbxout_global_decl): New.
9957 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9958 * sdbout.c (sdbout_finish): New.
9959 (sdbout_debug_hooks): Use it, add comments.
9960 (sdbout_global_decl): Defer initialised public vars to
9962 * varasm.c (assemble_variable): Don't output debug information
9963 for file-scope variables.
9965 2001-07-22 Richard Henderson <rth@redhat.com>
9967 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9968 (get_round_mode_suffix): New.
9969 (print_operand): Use them for [/]. Remove support for [&'`()+].
9970 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9971 * config/alpha/alpha.md (attr round_suffix): New.
9972 (attr trap_suffix): New.
9973 (all insns): Set them appropriately. Use %/ instead of the
9976 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9978 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9980 2001-07-22 Richard Henderson <rth@redhat.com>
9982 * regrename.c (regrename_optimize): Compute nregs for each
9983 potential target register.
9985 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9986 Richard Henderson <rth@redhat.com>
9988 * dbxout.c (dbxout_global_decl): New.
9989 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9990 * sdbout.c (sdbout_finish): New.
9991 (sdbout_debug_hooks): Use it, add comments.
9992 (sdbout_global_decl): Defer initialised public vars to
9994 * varasm.c (assemble_variable): Don't output debug information
9995 for file-scope variables.
9997 2001-07-21 H.J. Lu (hjl@gnu.org)
9999 * config/mips/mips.c (mips_cpu): Moved into ...
10000 (override_options): Here.
10002 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10004 (mips_cpu): Removed.
10006 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10008 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10009 ("iorqi3"): Likewise.
10010 ("xorqi3"): Likewise.
10011 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10012 ("*subhi3_sp): Likewise.
10013 ("*subhi3"): Likewise.
10014 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10017 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10019 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10020 * config/freebsd.h: Likewise.
10021 * config/linux.h: Likewise.
10022 * config/openbsd.h: Likewise.
10023 * config/alpha/linux-elf.h: Likewise.
10024 * config/arm/linux-elf.h: Likewise.
10025 * config/d30v/d30v.h: Likewise.
10026 * config/fr30/fr30.h: Likewise.
10027 * config/ia64/aix.h: Likewise.
10028 * config/ia64/ia64.h: Likewise.
10029 * config/mips/linux.h: Likewise.
10030 * config/pj/pj.h: Likewise.
10031 * config/rs6000/linux.h: Likewise.
10032 * config/sparc/linux.h: Likewise.
10033 * config/sparc/linux64.h: Likewise.
10035 2001-07-20 Bruce Korb <bkorb@gnu.org>
10037 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10038 because getc() and char* may disagree on signedness.
10040 2001-07-20 Richard Henderson <rth@redhat.com>
10042 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10044 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10045 insns to delete in the presence of cc0 in a jump insn.
10047 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10048 Jan Hubicka <jh@suse.cz>
10050 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10051 of doing the change by hand.
10053 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10055 * rtlanal.c (set_noop_p): Return true for noop jumps.
10057 * expr.c (emit_single_push_insn): Add call to push expander.
10058 * expr.h (optab_index): Add OTI_push
10059 (push_optab): New constant.
10060 * genopinit.c (optabs): Add push_optab.
10061 * optabs.c (init_optab): Init push optab.
10062 * md.texi (push??1): Document
10064 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10066 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10067 expand to emit the pattern; put a REG_INC note for push/pop
10069 ("movdf", "movdf_internal"): Likewise.
10070 ("movsi", "movsi_internal"): Likewise.
10071 ("movsf", "movsf_internal"): Likewise.
10072 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10074 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10076 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10079 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10081 * params.def: Change default max inline insns to 100.
10083 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10085 * combine.c (combine_simplify_rtx): Generate a new shift operation
10086 when simplifying the first operand of a (neg (ashift)) expression.
10088 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10090 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10092 2001-07-20 Kelley Cook <kelley.cook@home.com>
10094 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10095 information. Move rest into ...
10096 (*-*-solaris): ... here. Eliminate redundant information and
10097 reword necessary packages section. Delete 4.x assembler bug info.
10098 (sparc-sun-*): Merge into ...
10099 (sparc-sun-sunos*): here.
10101 2001-07-20 Catherine Moore <clm@redhat.com>
10103 * config/v850/v850.md (casesi): Generate LABEL_REF
10106 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10108 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10109 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10110 * i386.md (strclrsi expander): Use it.
10112 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10114 * integrate.c (copy_insn_list): handle
10115 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10116 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10117 identically as to CODE_LABEL.
10119 * fold-const (fold): Convert A/B/C to A/(B*C) and
10122 * except.c (connect_post_landing_pads): Delete the RESX insns.
10124 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10126 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10128 * config/mips/mips.md (nmadd/nmsub): Use macro.
10130 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10132 * cppinit.c (remove_dup_dir): Make static.
10133 (remove_dup_dirs): Make static. Only warn about preempting a
10134 system directory with a non-system directory.
10136 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10138 * ifcvt.c (noce_try_store_flag_constants): Correct order
10139 of parameters to trunc_int_for_mode.
10141 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10143 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10144 an exception that will be caught within this function, do not fill
10145 its delay slot with any subsequent instruction.
10147 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10149 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10150 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10151 pointer extension instruction.
10152 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10153 * simplify-rtx.c (simplify_unary_operation) Likewise.
10154 * explow.c (convert_memory_address) Check value of
10155 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10157 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10158 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10159 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10160 Add Multilib Support.
10161 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10162 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10163 Add Multilib Support.
10164 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10166 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10167 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10168 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10170 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10172 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10173 old and new operands in `<', `3' and `b'.
10175 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10177 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10178 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10179 (toplev.o): Don't depend on xcoffout.h.
10180 * c-decl.c: Include debug.h
10181 (duplicate_decls): Use debug hook.
10182 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10183 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10184 (dbxout_types): Remove.
10185 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10186 * debug.c (do_nothing_debug_hooks): Update.
10187 (debug_true_tree, debug_nothing_rtx): New.
10188 * debug.h (struct rtx_def): New.
10189 (struct gcc_debug_hooks): New hooks ignore_block,
10190 outlining_inline_function and label.
10191 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10192 dwarf2out_frame_finish): New.
10193 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10194 Make static, update prototype.
10195 (dwarf2_debug_hooks): Update.
10196 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10197 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10198 * dwarfout.c (dwarf_debug_hooks): Update.
10199 * emit-rtl.c: Include debug.h.
10200 (remove_unnecessary_notes): Use debug hook.
10201 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10202 (final_scan_insn): Use debug hook.
10203 * integrate.c (output_inline_function): Use debug hook.
10204 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10205 (sdb_debug_hooks): Update.
10206 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10207 * toplev.c: Don't include xcoffout.h.
10208 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10209 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10211 * tree.h (dwarf2out_do_frame): Remove.
10213 2001-07-19 Catherine Moore <clm@cygnus.com>
10215 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10217 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10219 * reload1.c (eliminate_regs_in_insn): When updating a set
10220 to the frame pointer to the hardware frame pointer, perform
10221 the update always not just when REPLACE is set.
10223 * reload1.c (choose_reload_regs): Don't inherit a reload
10224 that crosses multiple registers if registers past the first
10225 don't fit in the desired class.
10227 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10228 when negating constants.
10230 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10232 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10233 * doc/tree.texi: Ditto.
10235 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10236 Jakub Jelinek <jakub@redhat.com>
10238 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10239 (extract_cie_info): Handle "eh" augmentation properly,
10241 (struct frame_state, __frame_state_for): New.
10243 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10245 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10246 HANDLE_SYSV_PRAGMA): Define.
10247 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10249 (copy_object): Caller changed.
10251 2001-07-19 Andreas Schwab <schwab@suse.de>
10253 * configure.in (assembler dwarf2 debug_line support): Define nop
10255 * configure: Regenerated.
10257 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10259 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10261 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10262 to conditionally compiled block.
10263 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10264 * dbxout.h (dbxout_function): Remove.
10265 * debug.c (do_nothing_debug_hooks): Update.
10266 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10267 global_decl, deferred_inline_function.
10268 * dwarf2out.c (dwarf2_debug_hooks): Update.
10269 (dwarf2out_global_decl): New.
10270 * dwarfout.c: Don't include dwarfout.h.
10271 (dwarfout_global_decl, dwarfout_function_decl,
10272 dwarfout_deferred_inline_function): New.
10273 (dwarf_debug_hooks): Update.
10274 * dwarfout.h: Remove.
10275 * final.c: Don't include dwarfout.h.
10276 * sdbout.c (sdbout_global_decl): New.
10277 (sdbout_debug_hooks): Update.
10278 * toplev.c: Don't include dwarfout.h.
10279 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10280 (note_deferral_of_defined_inline_function): Remove.
10281 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10282 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10283 * ch/lex.c: Don't include dwarfout.h.
10284 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10285 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10286 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10287 * cp/optimize.c: Include debug.h.
10288 (maybe_clone_body): Use debug hook.
10289 * cp/semantics.c: Include debug.h.
10290 (expand_body): Use debug hook.
10291 * po/POTFILES.in: Remove dwarfout.h.
10293 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10295 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10296 * c-parse.in (yyerror, _yylex): Similarly.
10297 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10298 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10300 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10301 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10303 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10305 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10306 in-class declaration at -g1. Fixes c++/2814.
10308 2001-07-18 Richard Henderson <rth@redhat.com>
10310 * doc/md.texi (reload_in/out): Document restrictions in predicates
10311 and constraints for these patterns. Document empty string matching
10314 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10316 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10318 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10320 * cse.c: Undo my previous patch.
10322 2001-07-18 Tom Tromey <tromey@redhat.com>
10325 * configure: Rebuilt.
10326 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10328 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10330 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10331 Jan Hubicka <jh@suse.cz>
10333 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10334 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10335 * jump.c (mark_jump_label): Do not forward branches.
10337 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10339 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10340 when return value is unused.
10342 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10344 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10346 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10348 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10349 on error. We can't blindly return the result of
10350 pthread_mutex_trylock because it returns a positive number on
10351 error, while we must return -1 on error.
10352 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10354 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10356 2001-07-18 Andreas Jaeger <aj@suse.de>
10358 * integrate.c (output_inline_function): Correct type of debug_hooks.
10360 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10362 * combine.c (combine_simplify_rtx): DIV can be treated
10363 associatively for floats if unsafe math optimisations are enabled.
10365 2001-07-17 Richard Henderson <rth@redhat.com>
10367 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10369 2001-07-17 Richard Henderson <rth@redhat.com>
10371 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10372 don't force the function address into a register.
10373 (expand_call, emit_library_call_value_1): Update callers.
10374 * builtins.c (expand_builtin_apply): Likewise.
10375 * expr.h (prepare_call_address): Update decl.
10377 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10379 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10381 * config/i386/chorus.h: Move up.
10382 * config/sparc/chorus.h: Likewise.
10383 * config/rs6000/chorus.h: Likewise.
10384 * config/chorus.h: Moved here.
10386 2001-07-17 Andreas Schwab <schwab@suse.de>
10388 * configure.in (assembler eh_frame optimization): Handle big
10390 * configure: Regenerated.
10392 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10394 * expr.c (epxand_expr): Convert divisions into multiplications by
10395 reciprocals if -ffast-math.
10397 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10399 * dbxout.c (dbxout_really_begin_function): Rename to
10400 dbxout_begin_function.
10401 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10402 (dbxout_begin_function): Remove.
10403 (dbxout_function): Update.
10404 (dbxout_source_line): Update prototype.
10405 * dbxout.h (dbxout_begin_function): Remove.
10406 * debug.c (do_nothing_debug_hooks): Update.
10407 (debug_nothing_tree): Update.
10408 (debug_nothing_charstar_rtx): Remove.
10409 * debug.h (union tree_node): Declare.
10410 (struct rtx_def): Remove.
10411 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10412 begin_function. Change source_line prototype.
10413 (debug_nothing_tree): New.
10414 (debug_nothing_charstar_rtx): Delete.
10415 (dwarf2out_begin_prologue): Moved from ...
10416 * tree.h: ... here.
10417 * dwarf2out.c (dwarf2_debug_hooks): Update.
10418 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10419 debug info, call dwarf2out_source_line.
10420 (dwarf2out_souce_line): Update prototype.
10421 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10422 Change prototype, make static.
10423 (dwarfout_source_line): Update prototype.
10424 (dwarf_debug_hooks): Update.
10425 * dwarfout.h (dwarfout_begin_function): Remove.
10426 * final.c (final_start_function, final_scan_insn): Use appropriate
10427 debug hooks, update to use notice_source_line.
10428 (output_source_line): Rename notice_source_line. Don't call the
10429 source_line debug hook.
10430 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10431 make static, update prototype.
10432 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10434 (sdbout_end_prologue): New.
10435 (sdbout_source_line): Update prototype.
10436 (sdbout_debug_hooks): Update.
10437 (sdbout_symbol): Remove unused var.
10438 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10440 * varasm.c: Include debug.h.
10441 (assemble_start_function): Use begin_function debug_hook.
10442 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10443 update with prototype.
10444 (xcoffout_source_line): Update prototype.
10445 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10447 (xcoffout_source_line): Update prototype.
10449 2001-07-17 Richard Henderson <rth@redhat.com>
10451 * c-typeck.c (build_binary_op): Do not shorten unsigned
10452 right shift after sign extension.
10454 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10456 * combine.c (combine_simplify_rtx): Attempt to simplify
10457 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10459 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10460 (simplify_binary_operation, simplify_unary_operation,
10461 simplify_relational_operation): Use it.
10463 * combine.c (combine_simplify_rtx): Don't do associative law
10464 on divisions; allow associative law on floats.
10466 2001-07-17 H.J. Lu <hjl@gnu.org>
10467 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10469 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10470 ASM_OUTPUT_WEAK_ALIAS are defined.
10471 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10472 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10474 * config/mips/iris5.h: ... here.
10475 (HANDLE_SYSV_PRAGMA): Defined as 1.
10476 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10477 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10480 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10482 * c-parse.in (all_prefix_attributes): New variable.
10483 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10484 (maybe_resetattrs): New production.
10485 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10486 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10487 notype_initdcl, nested_function, notype_nested_function,
10488 component_decl, components, components_notype,
10489 component_declarator, component_notype_declarator,
10490 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10491 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10492 after a comma being applied to more than one declarator.
10493 * doc/extend.texi (Attribute Syntax): Update. Remove
10494 documentation of bugs that are no longer present.
10496 2001-07-13 Eric Christopher <echristo@redhat.com>
10498 * config/mips/mips.h: Change TUNE_MIPS* options to use
10500 (EXTRA_SPECS): Add cc1_cpu_spec.
10501 * config/mips/mips.md (muldf3): Fix typo.
10503 2001-07-16 Richard Henderson <rth@redhat.com>
10505 * config/m68k/m68k.c: Include expr.h and reload.h.
10506 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10507 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10509 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10510 Richard Henderson <rth@redhat.com>
10512 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10513 (insn_live_p): Fix fall off end of function.
10514 (dead_libcall_p): Remove COUNTS argument; update callers.
10515 (delete_trivially_dead_insns): Remove unused variables.
10517 2001-07-17 Andreas Jaeger <aj@suse.de>
10519 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10520 x86-64 pic support.
10522 * lcm.c (optimize_mode_switching): Avoid warning for unused
10523 variable if !NORMAL_MODE.
10525 * flow.c (try_crossjump_to_edge): Remove unused variable.
10527 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10529 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10530 atexit declaration in stdlib.h.
10532 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10534 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10536 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10538 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10539 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10540 do rebuild_jump_labels instead of jump_optimize
10541 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10542 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10543 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10545 * flow.c: Include timevar.h
10546 (find_basic_block): Push/pop timevar;
10547 (cleanup_cfg): Likewise.
10548 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10549 * Makefile: Add dependencies on timevar.h
10551 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10552 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10554 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10555 * toplev.c (rest_of_compilation): Update calls.
10556 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10557 (delete_trivially_dead_insns): ... here; accept new argument
10558 preserve_basic_blocks; preserve basic blocks if set.
10560 * reg-stack.c (stack_regs_mentioned): Return 0 if
10561 stack_regs_mentioned_data is not initialized.
10562 (reg_to_stack): Make stack_regs_mentioned survive after the
10563 reg-stack is completted; do not call cleanup_cfg.
10564 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10565 make cleanup_cfg after bb-reorder to output to debug file.
10567 2001-07-16 Richard Henderson <rth@redhat.com>
10569 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10570 from int_reg_class_contents.
10572 2001-07-16 Richard Henderson <rth@redhat.com>
10574 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10575 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10576 (init_reg_sets_1): Move initialization from cse_main.
10577 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10578 (cse_main): Move its initialization also.
10579 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10580 * flow.c (propagate_one_insn): Likewise.
10581 * gcse.c (compute_hash_table): Likewise.
10582 (compute_kill_rd, compute_store_table): Likewise.
10583 * sched-deps.c (sched_analyze_1): Likewise.
10585 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10587 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10590 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10592 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10593 in if statement so we don't access undefined memory.
10595 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10597 * gcse.c: Update comment at top.
10598 Update comment on mem handling.
10599 mem_last_set, mem_first_set, mem_set_in_block: gone.
10600 Declaration of reg_set_info: gone.
10601 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10602 pointless with load_killed_in_block_p (they are *more*
10603 conservative then it, not less, and less accurate).
10604 (oprs_not_set_p): Ditto.
10605 (alloc_gcse_mem): Don't allocate mem_set_in_block
10606 (free_gcse_mem): Don't free it, either.
10607 (record_last_mem_set_info): Update comment in front, remove
10608 mem_*set_* stuff. Note the reason we don't handle stores directly
10610 (compute_hash_table): Update comments to reflect reality. Remove
10611 mem_*set_* references.
10612 (reset_opr_set_tables): Remove mem_*set_* references.
10613 (mark_call): Ditto.
10614 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10615 (mark_clobber): Ditto (on both parts, we double set here too).
10616 (expr_killed_p): Remove mem_set_in_block test.
10617 (compute_transp): Remove mem_set_in_block test.
10619 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10620 of edge, and removal of phi alternative to dump file.
10621 (ssa_ccp_substitute_constants): Add note about register now being
10622 constant, and which uses were replaced in what insns to dump file.
10624 2001-07-16 Andreas Jaeger <aj@suse.de>
10626 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10627 variables of type HOST_WIDEST_INT.
10629 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10630 (__bb_exit_func): Correct type of count_max to avoid overflow.
10631 (num_digits): Handle long long argument.
10633 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10635 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10637 * output.h (sdb_begin_function_line): Restore as an extern
10639 * sdbout.c (sdb_begin_function_line): Make extern.
10641 2001-07-15 Richard Henderson <rth@redhat.com>
10643 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10644 * genrecog.c (maybe_both_true_mode): New.
10645 (maybe_both_true_2): Use it.
10646 (write_switch): Don't put Pmode in a switch.
10647 * rtl.c (mode arrays): Don't explicitly size them.
10649 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10651 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10652 handling; move unconditional splitting before mode switching.
10654 * i386.md (type): Add fistp type.
10655 (i387, length_attr, scheduling definitions): Handle this type.
10656 (fix_trunc?f?i2): Revamp to use mode switching.
10657 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10658 * i386.h (fp_cw_mode): New enum
10659 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10660 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10662 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10664 * Makefile.in (integrate.o): Add debug.h.
10665 * integrate.c (debug.h): Add.
10666 (output_inline_function): Save, reset, and restore debug_hooks.
10668 2001-07-15 Richard Henderson <rth@redhat.com>
10670 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10671 instead of COMPARE for the EQUIV expression.
10673 2001-07-15 Richard Henderson <rth@redhat.com>
10675 * flow.c (redirect_edge_and_branch_force): Initialize
10676 global_live_at_start and global_live_at_end.
10677 (allocate_bb_life_data): Export.
10678 * basic-block.h (allocate_bb_life_data): Declare.
10679 * toplev.c (rest_of_compilation): Call it.
10681 2001-07-15 Richard Henderson <rth@redhat.com>
10683 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10684 (alpha_tablejump_best_label): New.
10685 * config/alpha/alpha-protos.h: Declare them.
10686 * config/alpha/alpha.md: Use braced strings for code blocks.
10687 (tablejump_osf): Break out add with r29.
10688 (tablejump_osf_internal): Remove.
10689 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10690 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10692 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10694 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10697 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10699 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10700 (ix86_fp_jump_nontrivial_p): New.
10701 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10702 use ix86_fp_jump_nontrivial_p.
10703 * i386.c (ix86_fp_jump_nontrivial_p): New.
10704 (ix86_split_fp_branch): Accept code instead of rtx.
10705 (ix86_expand_compare): Expand comparison early in case
10706 doing so is resonably cheap.
10708 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10710 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10712 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10713 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10715 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10717 * dbxout.c (dbxout_source_line): Make static, update prototype.
10718 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10719 (dbxout_init, dbxout_finish, dbxout_source_line,
10720 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10721 * dbxout.h (dbxout_source_line): Delete.
10722 * debug.c (debug_nothing_file, debug_nothing_file_int,
10723 debug_nothing_file_charstar_rtx): New.
10724 (do_nothing_debug_hooks): Update.
10725 (debug_nothing_void, debug_nothing_charstar_rtx,
10726 dwarf2out_end_epilogue): New.
10727 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10728 * debug.h (struct rtx_def): Declare.
10729 (gcc_debug_hooks): New hooks source_line, end_epilogue
10731 (debug_nothing_void, debug_nothing_charstar_rtx,
10732 dwarf2out_end_epilogue): New.
10733 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10734 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10735 (dwarf2_debug_hooks): Update.
10736 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10737 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10738 * dwarf2out.h (dwarf2out_source_line): Remove.
10739 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10740 Make static, update prototype.
10741 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10742 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10743 (dwarf_debug_hooks): Update.
10744 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10745 dwarfout_end_function): Remove.
10746 * final.c (profile_function): Use debug hooks for ending functions
10748 (output_source_line, final_end_function): Update prototype,
10750 (final_start_function, final_scan_insn): Update.
10751 * output.h (sdb_begin_function_line): Remove.
10752 (final_end_function): Update prototype.
10753 * sdbout.c (sdb_begin_function_line): Make static.
10754 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10755 (sdbout_source_line): New.
10756 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10758 (sdb_debug_hooks): Update.
10759 (sdbout_init, sdbout_source_line,
10760 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10761 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10762 * toplev.c (compile_file, rest_of_compilation): Update.
10763 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10764 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10765 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10766 Update for prototype changes.
10767 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10768 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10770 2001-07-15 Richard Henderson <rth@redhat.com>
10772 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10773 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10774 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10775 * config/alpha/alpha.c: Likewise.
10776 * config/alpha/alpha.md: Likewise.
10777 * config/alpha/alpha32.h: Likewise.
10778 * config/alpha/vms.h: Likewise.
10779 (OPEN_VMS): Remove.
10781 2001-07-14 Richard Henderson <rth@redhat.com>
10783 * config/alpha/alpha.md: Use define_constants for unspec values.
10784 Substitute throughout.
10786 2001-07-14 Tim Josling <tej@melbpc.org.au>
10788 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10790 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10792 * pa.md: Remove unused constraints from define_split's.
10794 2001-04-14 Richard Henderson <rth@redhat.com>
10796 * ifcvt.c (find_cond_trap): Test for exit block.
10798 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10800 Re-install recently reverted patch.
10801 * emit-rtl.c (try_split): Update mark_jump_label call.
10802 * flow.c (find_sub_basic_blocks): Likewise.
10803 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10804 jump_back_p): Kill.
10805 (mark_all_labels): Kill second parameter.
10806 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10807 (rebuild_jump_labels, jump_optimize_minimal): Update call
10808 of jump_optimize_1.
10809 (jump_optimize_1): Kill crossjumping code.
10810 (mark_jump_label): Kill cross_jump parameter.
10811 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10812 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10813 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10815 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10817 (dump_file_info): Likewise.
10818 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10819 reorganize passes to do reg-stack first, bb-reorder second.
10820 * invoke.texi (-d letters doc): Remove the jump2 pass.
10822 2001-07-14 Richard Henderson <rth@redhat.com>
10824 * ifcvt.c (find_cond_trap): New.
10825 (find_if_header): Call it.
10826 (merge_if_block): Relax existing jump sanity check.
10827 * jump.c (jump_optimize_1): Remove conditional trap handling.
10829 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10831 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10833 (insn_refs_are_delayed): Correct comment.
10834 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10835 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10836 instead of r31. Make associated insn !TARGET_64BIT, and
10837 provide an additional 64-bit insn that clobbers r2.
10838 (divsi3): Likewise.
10839 (udivsi3): Likewise.
10840 (modsi3): Likewise.
10841 (umodsi3): Likewise.
10843 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10845 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10847 * flow.c (redirect_edge_and_branch_force, split_edge,
10848 try_crossjump_to_edge): Use set_block_for_new_insns.
10849 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10851 2001-07-13 H.J. Lu (hjl@gnu.org)
10853 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10856 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10858 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10860 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10862 * c-common.c (decl_attributes): Take a pointer to the node to
10863 which attributes are to be attached, and a flags argument.
10864 * c-common.h (enum attribute_flags): New.
10865 (decl_attributes): Update prototype.
10866 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10867 finish_enum, start_function): Update calls to decl_attributes.
10868 * c-parse.in (component_declarator, component_notype_declarator,
10869 label): Update calls to decl_attributes.
10871 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10873 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10874 * config/avr/avr.c (legitimate_address_p): Return value changed
10875 from letter to register classes. For better debugging.
10877 2001-07-13 Kazu Hirata <kazu@hxi.com>
10879 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10881 2001-07-13 H.J. Lu (hjl@gnu.org)
10883 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10885 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10887 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10888 correctly for shared configurations.
10889 * config/t-libgcc-pic: New.
10890 * config/{i386,m68k,sparc}/t-openbsd: New.
10891 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10892 Support -shared. Support debugging libraries with -g.
10893 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10894 frame information does not emit pointer diffs.
10895 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10896 emit pointer diffs.
10898 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10900 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10902 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10904 * combine.c (try_combine): Ensure const_int pow2 is positive.
10906 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10908 * config.gcc: Add configuration for s/390.
10909 * config/s390/s390.c: New. Subroutines for code generation.
10910 * config/s390/s390.h: New. Definitions for s/390.
10911 * config/s390/s390-protos.h: New. Prototypes.
10912 * config/s390/linux.h: New. Definitions for linux for s/390.
10913 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10914 * config/s390/t-linux: New. Makefile fragment.
10915 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10916 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10918 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10920 * emit-rtl.c (try_split): Update mark_jump_label call.
10921 * flow.c (find_sub_basic_blocks): Likewise.
10922 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10923 jump_back_p): Kill.
10924 (mark_all_labels): Kill second parameter.
10925 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10926 (rebuild_jump_labels, jump_optimize_minimal): Update call
10927 of jump_optimize_1.
10928 (jump_optimize_1): Kill crossjumping code.
10929 (mark_jump_label): Kill cross_jump parameter.
10930 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10931 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10932 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10934 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10936 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10937 reorganize passes to do reg-stack first, bb-reorder second.
10938 * invoke.texi (-d letters doc): Remove the jump2 pass.
10940 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10942 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10944 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10946 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10948 (verify_flow_info): Make diagnostics prettier.
10950 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10952 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10954 * flow.c (outgoing_edges_match): Return early if condition reversal
10957 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10959 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10960 (mips_move_2words): When splitting a move into two instructions,
10961 prefix the second address operand with '%D'.
10963 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10965 * Makefile.in (final.o): Depend on debug.h.
10966 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10967 (dbx_debug_hooks): Add new hooks.
10968 (xcoff_debug_hooks): New.
10969 * debug.c (debug_nothing_file_int_int): New.
10970 (do_nothing_debug_hooks): Update.
10971 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10972 (debug_nothing_file_int_int): New.
10973 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10974 static, update prototype.
10975 (dwarf2_debug_hooks): Update.
10976 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10977 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10978 static, update prototype.
10979 (dwarf_debug_hooks): Update.
10980 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10981 * final.c: Include debug.h.
10982 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10983 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10984 static, update prototype.
10985 (sdb_debug_hooks): Update.
10986 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10987 * toplev.c: Distinguish between xcoff and dbx.
10989 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10990 Call all debug hooks, not just dwarf ones.
10992 2001-07-11 Timothy Wall <twall@redhat.com>
10994 * config.gcc: Add configuration for AIX5/IA64.
10995 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10996 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10997 support prefix/suffix code.
10998 * config/ia64/t-aix: New. Makefile fragment.
10999 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11001 2001-07-11 Kazu Hirata <kazu@hxi.com>
11003 * recog.c (validate_change): Fix a comment typo.
11005 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11007 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11008 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11010 * dbxout.c (dbx_debug_hooks): Add new hooks.
11011 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11013 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11015 * dbxout.h (dbxout_start_new_source_file,
11016 dbxout_resume_previous_source_file): Delete.
11017 * debug.c (do_nothing_debug_hooks): Add new hooks.
11018 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11019 (debug_nothing_int_charstar, debug_nothing_int): New.
11020 * debug.h (gcc_debug_hooks): New hooks define, undef,
11021 start_source_file and end_source_file.
11022 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11023 (debug_nothing_int_charstar, debug_nothing_int): New.
11024 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11025 the conditionally compiled section.
11026 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11027 dwarf2out_define, dwarf2out_undef): Make static.
11028 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11029 dwarf2out_define, dwarf2out_undef): Remove.
11030 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11031 (dwarfout_start_source_file, dwarfout_end_source_file,
11032 dwarfout_define, dwarfout_undef): Make static.
11033 (dwarfout_start_source_file_check,
11034 dwarfout_end_source_file_check): New.
11035 (dwarfout_define, dwarfout_finish): Update.
11036 * dwarfout.h (dwarfout_start_new_source_file,
11037 dwarfout_resume_previous_source_file, dwarfout_define,
11038 dwarfout_undef): Remove.
11039 * sdbout.c (sdb_debug_hooks): Add new hooks.
11040 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11042 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11043 make static, take an arg.
11044 * sdbout.h (sdbout_start_new_source_file,
11045 sdbout_resume_previous_source_file): Delete.
11046 * toplev.c (debug_start_source_file, debug_end_source_file,
11047 debug_define, debug_undef): Delete.
11048 * toplev.h (debug_start_source_file, debug_end_source_file,
11049 debug_define, debug_undef): Delete.
11051 * java/jcf-parse.c: Include debug.h.
11052 (parse_class_file): Update to use debug hooks directly.
11053 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11055 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11057 * alias.c (set_mem_alias_set): New function.
11058 * rtl.h (set_mem_alias_set): Declare it.
11059 * builtins.c (expand_builtin_return_addr): Call it instead of
11060 using MEM_ALIAS_SET accessor.
11061 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11062 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11063 (expand_builtin_va_copy):Likewise.
11064 * caller-save.c (setup_save_areas): Likewise.
11065 * calls.c (compute_argument_addresses): Likewise.
11066 * explow.c (set_mem_attributes): Likewise.
11067 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11068 (expand_assignment, store_constructor_field, store_field): Likewise.
11069 (expand_expr_unaligned): Likewise.
11070 * function.c (assign_stack_temp_for_type): Likewise.
11071 (put_reg_into_stack, gen_mem_addressof): Likewise.
11072 * ifcvt.c (noce_try_cmove_arith): Likewise.
11073 * reload1.c (reload, alter_reg): Likewise.
11074 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11075 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11076 (alpha_expand_unaligned_store): Likewise
11077 (alpha_expand_unaligned_load_words): Likewise.
11078 (alpha_expand_unaligned_store_words): Likewise.
11079 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11080 (alpha_expand_epilogue): Likewise.
11081 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11082 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11083 * config/i386/i386.c (legitimize_pic_address): Likewise.
11084 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11085 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11086 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11087 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11088 * config/mips/mips.c (mips_va_arg): Likewise.
11089 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11090 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11091 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11092 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11093 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11094 (rs6000_emit_epilogue): Likewise.
11095 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11096 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11097 * config/v850/v850.c (v850_va_arg): Likewise.
11099 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11101 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11102 when fallthru edge is present.
11103 (mege_blocks): Handle case where creation of jump insn
11106 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11107 CLEANUP_POST_REGSTACK): New constants.
11108 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11109 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11110 * output.h (cleanup_cfg): Update prototype.
11111 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11112 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11113 cleanup_cfg call; kill missleading comment.
11114 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11115 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11116 parameter; control optimizations performed using it.
11117 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11118 try_crossjump_bb): New functions.
11120 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11122 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11124 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11125 pa_output_function_prologue.
11126 * pa-protos.h (pa_output_function_prologue): New prototype.
11128 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11130 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11131 and low to get correct sign extension in low+high test.
11133 2001-07-11 Janis Johnson <janis@us.ibm.com>
11135 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11136 for large hit count.
11138 * profile.c (branch_prob): Fix .bbg info for computed gotos
11141 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11143 * stmt.c (parse_output_constraint): New function, split out
11145 (expand_asm_operands): ... here. Use parse_output_constraint.
11146 * tree.h (parse_output_constraint): Declare it.
11148 2001-07-11 Richard Henderson <rth@redhat.com>
11150 * bitmap.c: Comment some functions; fiddle whitespace.
11151 (bitmap_free): Don't export.
11152 (bitmap_element_allocate): Use memset.
11153 * bitmap.h (bitmap_free): Don't declare.
11155 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11157 * gcse.c, lcm.c, sched-deps.c:
11158 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11160 * flow.c (flow_loops_find): Free dom if we found no loops, since
11161 we aren't going to save it.
11163 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11166 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11168 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11170 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11172 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11173 #ifndef DWARF2_DEBUGGING_INFO.
11175 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11177 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11179 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11181 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11182 reverse a branch if a NE comparison is implemented with GTU.
11184 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11185 H.J. Lu <hjl@gnu.org>
11187 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11188 constant addresses.
11189 (call_internal2): Likewise.
11190 (call_value_internal1): Likewise.
11191 (call_value_internal2): Likewise.
11192 (call_value_multiple_internal1): Likewise.
11193 (call_value_multiple_internal2): Likewise.
11195 2001-07-10 Kazu Hirata <kazu@hxi.com>
11197 * calls.c (emit_library_call_value_1): Fix a comment typo.
11198 * dwarf2out.c (mem_loc_descriptor): Likewise.
11199 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11201 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11203 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11205 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11207 * recog.c (offsettable_address_p): Handle LO_SUM case.
11208 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11209 instead of plus_constant.
11211 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11213 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11214 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11216 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11218 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11219 adjust_address_nv instead of plus_constant.
11221 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11223 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11224 dwarf2out.o): Depend on debug.h, wrap long lines.
11225 * dbxout.c: Include debug.h.
11226 (dbx_debug_hooks): New.
11227 (dbxout_init): Make static, take just 2 args.
11228 (dbxout_finish): Make static.
11229 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11230 * debug.c: New file.
11231 * debug.h: New file.
11232 * dwarf2out.c: Include debug.h.
11233 (dwarf2_debug_hooks): New.
11234 (dwarf2out_init): Make static.
11235 (dwarf2out_finish): Make static, take 2 args.
11236 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11237 * dwarfout.c: Include debug.h.
11238 (dwarf_debug_hooks): New.
11239 (dwarfout_init): Make static.
11240 (dwarfout_finish): Make static, take 2 args.
11241 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11242 * sdbout.c: Include debug.h.
11243 (sdb_debug_hooks): New.
11244 (sdbout_init): Make static, take 2 args.
11245 * sdbout.h (sdbout_init): Delete.
11246 * toplev.c: Include debug.h.
11247 (debug_hooks): New.
11248 (compile_file): Set deubg_hooks based on command line options.
11249 Use the hooks unconditionally rather than conditional compilation.
11251 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11253 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11254 first_insn_after_basic_block_note instead.
11256 * df.c (df_bb_refs_unlink): #if 0 out for now.
11258 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11260 * ssa.h: Add prototype for ssa_const_prop
11261 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11262 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11263 (ssa_fast_dce): Remove unused variable
11265 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11267 * diagnostic.c (finish_diagnostic): Rename to
11268 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11271 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11273 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11276 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11277 (dump_file): Only pad the demangled name with spaces if the
11278 mangled name was padded with spaces.
11280 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11282 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11285 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11287 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11288 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11289 EXPAND_INITIALIZER.
11291 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11292 whether can put offset inside LO_SUM to check mode alignment, not size.
11294 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11296 * doc/tm.texi (Misc): Fix thinko.
11298 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11300 * regmove.c (replace_in_call_usage): Fix warnings.
11301 * sched-deps.c (add_dependence): Fix warnings.
11302 * simplify-rtx.c (simplify_subreg): Likewise.
11303 Return NULL_RTX instead of NULL.
11305 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11306 (subst_asm_stack_regs): Likewise.
11308 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11311 * dwarf2out.c (output_call_frame_info): Declare i as int.
11312 (build_abbrev_table): Declare n_alloc as int.
11313 (dwarf2out_finish): Initialize die.
11314 * except.c: Declare sjlj_funcdef_number as unsigned.
11315 (connect_post_landing_pads): Declare j as unsigned.
11316 (convert_to_eh_region_ranges): Initialize call_site.
11317 (output_function_exception_table): Initialize tt_format_size.
11318 * expr.c (move_by_pieces_1): Initialize to1.
11319 (store_constructor): Initialize minelt and maxelt.
11320 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11321 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11323 * c-decl.c (combine_parm_decls): Unused, remove.
11324 * c-tree.h: Remove prototype for combine_parm_decls.
11326 * reload.c (push_reload): Fix warning.
11327 (regno_clobbered_p): Likewise.
11328 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11329 (reload_combine): Likewise.
11331 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11332 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11334 * bitmap.c (bitmap_operation): Change user.
11335 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11337 2001-07-10 Eric Christopher <echristo@redhat.com>
11339 * config/mips/mips.c (override_options): Fix typo.
11341 2001-07-09 Stan Shebs <shebs@apple.com>
11343 * target.h (struct gcc_target): New fields init_builtins and
11345 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11346 (TARGET_EXPAND_BUILTIN): New macro.
11347 (TARGET_INITIALIZER): Add them.
11348 * builtins.c: Include target.h.
11349 (expand_builtin): Use targetm.expand_builtin.
11350 (default_init_builtins): New function.
11351 (default_expand_builtin): New function.
11352 * expr.h (default_init_builtins): Declare.
11353 (default_expand_builtin): Declare.
11354 * c-common.c (c_common_nodes_and_builtins): Use
11355 targetm.init_builtins.
11356 * defaults.h (MD_INIT_BUILTINS): Remove.
11357 * Makefile.in (builtins.o): Depend on target.h.
11359 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11360 (TARGET_EXPAND_BUILTIN): Define.
11361 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11362 (MD_EXPAND_BUILTIN): Remove.
11364 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11365 (TARGET_EXPAND_BUILTIN): Define.
11366 (c4x_init_builtins): Make endlink arg a local.
11367 (c4x_print_operand): Fix typos in adjust_address usages.
11368 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11369 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11370 (MD_EXPAND_BUILTIN): Remove.
11372 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11373 (TARGET_EXPAND_BUILTIN): Define.
11374 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11375 (ix86_init_builtins): Call new function only if TARGET_MMX.
11376 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11377 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11378 (MD_EXPAND_BUILTIN): Remove.
11380 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11381 (TARGET_EXPAND_BUILTIN): Define.
11382 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11383 (MD_EXPAND_BUILTIN): Remove.
11385 * doc/tm.texi: Document these changes.
11387 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11389 * basic-block.h (tree_node): Forward declare if needed.
11390 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11391 (BLOCK_HEAD_TREE): Define.
11392 (BLOCK_END_TREE): Define.
11393 (struct loops): Rename field 'tree' to 'tree_root'.
11394 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11396 (flow_loops_tree_build): Rename reference to field 'tree' to
11398 (flow_loops_level_compute): Ditto.
11399 * predict.c (estimate_bb_frequencies): Ditto.
11400 * tree.h (struct tree_common): Add field 'aux'.
11402 2001-07-09 Stan Shebs <shebs@apple.com>
11404 * config/darwin.c (darwin_encode_section_info): Don't mark any
11405 DECL_EXTERNAL node as defined.
11407 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11409 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11410 pa_free_machine_status, hppa_init_pic_save): Delete.
11411 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11412 (hppa_profile_hook): Use hppa_pic_save_rtx.
11413 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11414 hppa_init_pic_save): Delete.
11415 (hppa_pic_save_rtx): Declare.
11416 * pa.md (call, call_value, sibcall, sibcall_value,
11417 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11419 2001-07-09 Kazu Hirata <kazu@hxi.com>
11421 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11422 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11424 2001-07-09 Andreas Jaeger <aj@suse.de>
11426 * output.h: Add declaration of final_forward_branch_p.
11428 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11430 * varray.c: Include errors.h for internal_error and trim_filename
11433 * Makefile.in (varray.o): Add errors.h.
11435 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11437 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11438 * optabs.c (have_add2_insn): Check whether the add insn chosen
11439 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11440 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11442 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11444 * Makefile.in (OBJS): Add ssa-ccp.o
11445 (ssa-ccp.o): Add dependencies.
11446 * toplev.c (DFI_ssa_ccp): New dump file enum.
11447 (dump_file): Add entry for dumping after SSA CCP.
11448 (flag_ssa_ccp): New flag variable.
11449 (f_options): Add -fssa-ccp.
11450 (rest_of_compilation): Run SSA CCP if requested.
11451 * timevar.def (TV_SSA_CCP): New timevar.
11452 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11453 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11454 Fix minor typo in SSA DCE documentation.
11455 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11456 Add documentation for new dump option. Renumber dump files
11459 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11461 * emit-rtl.c (gen_highpart_mode): New.
11462 * rtl.h (gen_highpart_mode): Declare.
11463 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11464 operand can be VOIDmode constant.
11466 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11468 * flow.c (redirect_edge_and_branch_force): New.
11469 (can_fallthru): Ensure that basic blocks are succeeding.
11470 (try_optimize_cfg): Do not delete basic block if it is the last one.
11472 * flow.c (try_redirect_by_replacing_jump): Do not remove
11473 jumps with side effects, unlink chain on fallthru edge;
11474 set block for new jump instruction; avoid basic block to
11475 over by line number note.
11477 * flow.c (try_simplify_condjump): Verify that the condjump
11478 is not always falling trought.
11481 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11483 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11484 (try_redirect_by_replacing_jump): Update properly the count
11485 and frequency information.
11487 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11489 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11490 address that is a LO_SUM specially.
11491 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11493 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11495 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11496 (operand_subword): Use them.
11497 (change_address_1): Renamed from change_address; new arg VALIDATE.
11498 * expr.h: Reflect above changes; change_address now macro.
11499 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11501 * cselib.c (add_mem_for_addr): Likewise.
11502 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11503 * regmove.c (try_apply_stack_adjustment): Likewise.
11504 * reload.c (push_reload, make_memloc): Likewise.
11505 * reload1.c (eliminate_regs): Likewise.
11506 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11507 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11509 * combine.c (make_extraction, simplify_shift_const): Likewise.
11510 (gen_lowpart_for_combine): Likewise.
11511 * cse.c (gen_lowpart_if_possible): Likewise.
11512 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11513 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11514 * optabs.c (gen_move_insn): Likewise.
11515 * reload1.c (alter_reg): Likewise.
11516 * simplify-rtx.c (simplify_subreg): Likewise.
11517 * stmt.c (expand_anon_union_decl): Likewise.
11518 * recog.c (validate_replace_rtx_1): Likewise.
11520 * Makefile.in (recog.o): Add $(EXPR_H).
11521 * explow.c (stabilize): Call replace_equiv_address.
11522 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11523 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11525 2001-07-03 Andrew Haley <aph@redhat.com>
11527 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11528 the mode of the memory location.
11530 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11532 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11534 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11536 * final.c (output_addr_const): Use target opening and
11537 closing parentheses.
11538 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11539 defaults, add to TARGET_ASM_OUT.
11540 * target.h (struct gcc_target): Add open_paren and close_paren.
11541 * doc/md.texi: Update.
11542 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11543 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11544 TARGET_ASM_CLOSE_PAREN.
11545 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11547 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11549 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11550 * config/a29k/a29k.h: Similarly.
11551 * config/alpha/alpha.h: Similarly.
11552 * config/arc/arc.h: Similarly.
11553 * config/arm/aof.h: Similarly.
11554 * config/arm/aout.h: Similarly.
11555 * config/avr/avr.h: Similarly.
11556 * config/c4x/c4x.h: Similarly.
11557 * config/clipper/clipper.h: Similarly.
11558 * config/convex/convex.h: Similarly.
11559 * config/d30v/d30v.h: Similarly.
11560 * config/dsp16xx/dsp16xx.h: Similarly.
11561 * config/elxsi/elxsi.h: Similarly.
11562 * config/fr30/fr30.h: Similarly.
11563 * config/h8300/h8300.h: Similarly.
11564 * config/i370/i370.h: Similarly.
11565 * config/i386/i386.h: Similarly.
11566 * config/i860/i860.h: Similarly.
11567 * config/i960/i960.h: Similarly.
11568 * config/ia64/ia64.h: Similarly.
11569 * config/m32r/m32r.h: Similarly.
11570 * config/m68hc11/m68hc11.h: Similarly.
11571 * config/m68k/m68k.h: Similarly.
11572 * config/m88k/m88k.h: Similarly.
11573 * config/mcore/mcore.h: Similarly.
11574 * config/mips/mips.h: Similarly.
11575 * config/mn10200/mn10200.h: Similarly.
11576 * config/mn10300/mn10300.h: Similarly.
11577 * config/ns32k/ns32k.h: Similarly.
11578 * config/pa/pa.h: Similarly.
11579 * config/pdp11/pdp11.h: Similarly.
11580 * config/pj/pj.h: Similarly.
11581 * config/romp/romp.h: Similarly.
11582 * config/rs6000/rs6000.h: Similarly.
11583 * config/sh/sh.h: Similarly.
11584 * config/sparc/sparc.h: Similarly.
11585 * config/v850/v850.h: Similarly.
11586 * config/vax/vax.h: Similarly.
11587 * config/we32k/we32k.h: Similarly.
11589 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11591 * doc/c-tree.texi: Document representation of attributes.
11593 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11595 * doc/tm.texi: Update some places for the rename of target to
11598 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11600 * target.h (struct gcc_target): Add insert_attributes.
11601 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11602 (TARGET_INITIALIZER): Update.
11603 * tree.c, tree.h (default_insert_attributes): New function.
11604 Update comments on other default functions to refer to targetm,
11606 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11607 TARGET_INSERT_ATTRIBUTES.
11608 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11609 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11610 Don't use PRAGMA_INSERT_ATTRIBUTES.
11611 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11612 * c-decl.c (start_decl, start_function): Don't call
11613 SET_DEFAULT_DECL_ATTRIBUTES.
11614 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11615 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11617 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11618 (c4x_check_attribute): Avoid modifying attribute list itself.
11619 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11621 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11622 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11624 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11625 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11627 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11628 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11630 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11631 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11632 Adjust parameters. Make static.
11634 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11636 * c-common.c (decl_attributes): Only take a single attributes
11638 * c-common.h (decl_attributes): Update prototype.
11639 * c-decl.c (start_decl, start_function): Only take a single
11640 attributes parameter. Update calls to decl_attributes.
11641 (finish_struct, finish_enum): Update calls to decl_attributes.
11642 (push_parm_decl): Expect unified list of attributes. Update call
11643 to decl_attributes.
11644 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11645 notype_nested_function, component_declarator,
11646 component_notype_declarator, label): Update calls to
11648 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11649 lists that are passed to push_parm_decl.
11650 * c-tree.h (start_function, start_decl): Update prototypes.
11651 * config/sh/sh-protos.h, config/sh/sh.c
11652 (sh_pragma_insert_attributes): Only take a single attributes
11654 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11655 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11656 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11657 build_module_descriptor, generate_static_references,
11658 generate_strings, build_selector_translation_table,
11659 generate_descriptor_table, generate_protocols,
11660 generate_ivars_list, generate_dispatch_table,
11661 generate_protocol_list, generate_category,
11662 generate_shared_structures, really_start_method, add_objc_decls,
11663 generate_classref_translation_entry): Update calls to start_decl
11664 and start_function.
11665 (build_tmp_function_decl, start_method_def): Unify attribute lists
11666 that are passed to push_parm_decl.
11668 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11670 * final.c (no_asm_to_stream): New.
11671 (final_scan_insn): Use target structures for prologue ends
11672 and epilogue starts.
11673 * output.h (no_asm_to_stream): New.
11674 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11675 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11676 (TARGET_ASM_OUT): Update.
11677 * target.h (struct gcc_target): New members function_end_prologue
11678 and function_begin_epilogue.
11679 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11680 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11681 * config/alpha/alpha.c (output_end_prologue): Rename to
11682 alpha_output_function_end_prologue. Use in target struct
11684 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11685 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11686 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11687 ia64_output_function_end_prologue. Use in target struct
11689 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11690 mistyped prototypes.
11691 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11692 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11694 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11695 an use in target struct, make static.
11696 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11699 2001-07-08 Richard Henderson <rth@redhat.com>
11701 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11703 2001-07-08 Richard Henderson <rth@redhat.com>
11705 * config/i386/i386.md: Remove constraints strings from define_split
11706 and define_peephole2 patterns.
11707 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11708 (eh_return): Use them.
11710 2001-07-08 Richard Henderson <rth@redhat.com>
11712 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11713 Document MD_FALLBACK_FRAME_STATE_FOR.
11715 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11717 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11718 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11720 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11722 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11724 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11725 of the label inside NAME as opposed to just the end of NAME.
11727 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11729 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11730 * config/alpha/alpha.c (alpha_init_machine_status,
11731 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11732 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11733 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11734 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11736 2001-07-06 Stan Shebs <shebs@apple.com>
11738 * target.h (targetm): Rename global from "target", so as not to
11739 conflict with local variables.
11741 * c-typeck.c: Ditto.
11744 * cp/decl.c: Ditto.
11745 * cp/decl2.c: Ditto.
11746 * cp/typeck.c: Ditto.
11747 * 1750a/1750a.c: Ditto.
11748 * a29k/a29k.c: Ditto.
11749 * arc/arc.c: Ditto.
11750 * arm/arm.c: Ditto.
11751 * avr/avr.c: Ditto.
11752 * clipper/clipper.c: Ditto.
11753 * convex/convex.c: Ditto.
11754 * d30v/d30v.c: Ditto.
11755 * dsp16xx/dsp16xx.c: Ditto.
11756 * elxsi/elxsi.c: Ditto.
11757 * fr30/fr30.c: Ditto.
11758 * h8300/h8300.c: Ditto.
11759 * i370/i370.c: Ditto.
11760 * i386/i386.c: Ditto.
11761 * i860/i860.c: Ditto.
11762 * i960/i960.c: Ditto.
11763 * ia64/ia64.c: Ditto.
11764 * m32r/m32r.c: Ditto.
11765 * m68hc11/m68hc11.c: Ditto.
11766 * m68k/m68k.c: Ditto.
11767 * m88k/m88k.c: Ditto.
11768 * mips/mips.c: Ditto.
11769 * ns32k/ns32k.c: Ditto.
11771 * pdp11/pdp11.c: Ditto.
11772 * romp/romp.c: Ditto.
11773 * rs6000/rs6000.c: Ditto.
11775 * sparc/sparc.c: Ditto.
11776 * vax/vax.c: Ditto.
11777 * we32k/we32k.c: Ditto.
11778 * doc/tm.texi: Update the manual to match.
11780 2001-07-06 Richard Henderson <rth@redhat.com>
11782 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11783 DWARF2_UNWIND_INFO not just whether it is defined.
11785 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11787 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11788 call to simplify_binary_operation returns a new pattern.
11790 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11792 * glimits.h (__SHRT_MAX__): New.
11793 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11794 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11796 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11798 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11801 2001-07-06 Richard Henderson <rth@redhat.com>
11803 * bitmap.c (bitmap_release_memory): Move adjacent to the
11804 allocation functions.
11805 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11806 the implementation. Binary search for the set bit.
11807 (bitmap_union_of_diff): Allocate the temporary on the stack
11808 instead of using xmalloc.
11810 2001-07-06 Richard Henderson <rth@redhat.com>
11812 * genrecog.c (validate_pattern): Warn for constraints in
11813 define_{expand,split,peephole2}. Remove strict_low_part
11814 before looking up match_dup.
11816 2001-07-06 DJ Delorie <dj@redhat.com>
11818 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11819 chapter about various build hints and history. Add section
11820 talking about the various types of native and cross builds.
11822 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11824 * Makefile.in (final.o): Depend on target.h.
11825 * final.c: Include target.h.
11826 (default_function_pro_epilogue): New.
11827 (final_start_function): Use target structure for function prologues.
11828 (final_end_function): Use target structure for function epilogues.
11829 * fold-const.c (real_hex_to_f): Constify s and p.
11830 * output.h (default_function_pro_epilogue): New.
11831 * real.h (real_hex_to_f): Update prototype.
11832 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11833 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11834 (TARGET_INITIALIZER): Update.
11835 * target.h (gcc_target): Add struct asm_out.
11836 * doc/tm.texi: Update.
11839 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11840 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11841 in cpu/cpu.c, or rename old functions consistently. Take
11842 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11843 redundant macros and prototypes. Make new functions static.
11845 * 1750a/1750a.c: Similarly.
11846 * 1750a/1750a.h: Similarly.
11847 * a29k/a29k-protos.h: Similarly.
11848 * a29k/a29k.c: Similarly.
11849 * a29k/a29k.h: Similarly.
11850 * arc/arc-protos.h: Similarly.
11851 * arc/arc.c: Similarly.
11852 * arc/arc.h: Similarly.
11853 * arm/arm-protos.h: Similarly.
11854 * arm/arm.c: Similarly.
11855 * arm/arm.h: Similarly.
11856 * avr/avr-protos.h: Similarly.
11857 * avr/avr.c: Similarly.
11858 * avr/avr.h: Similarly.
11859 * clipper/clipper-protos.h: Similarly.
11860 * clipper/clipper.c: Similarly.
11861 * clipper/clipper.h: Similarly.
11862 * convex/convex.c: Similarly.
11863 * convex/convex.h: Similarly.
11864 * d30v/d30v-protos.h: Similarly.
11865 * d30v/d30v.c: Similarly.
11866 * d30v/d30v.h: Similarly.
11867 * d30v/d30v.md: Similarly.
11868 * dsp16xx/dsp16xx-protos.h: Similarly.
11869 * dsp16xx/dsp16xx.c: Similarly.
11870 * dsp16xx/dsp16xx.h: Similarly.
11871 * elxsi/elxsi.c: Similarly.
11872 * elxsi/elxsi.h: Similarly.
11873 * fr30/fr30.c: Similarly.
11874 * fr30/fr30.md: Similarly.
11875 * h8300/h8300-protos.h: Similarly.
11876 * h8300/h8300.c: Similarly.
11877 * h8300/h8300.h: Similarly.
11878 * i370/i370-protos.h: Similarly.
11879 * i370/i370.c: Similarly.
11880 * i370/i370.h: Similarly.
11881 * i386/i386.c: Similarly.
11882 * i386/osf1elf.h: Similarly.
11883 * i386/osfrose.h: Similarly.
11884 * i860/i860-protos.h: Similarly.
11885 * i860/i860.c: Similarly.
11886 * i860/i860.h: Similarly.
11887 * i960/i960-protos.h: Similarly.
11888 * i960/i960.c: Similarly.
11889 * i960/i960.h: Similarly.
11890 * ia64/ia64-protos.h: Similarly.
11891 * ia64/ia64.c: Similarly.
11892 * ia64/ia64.h: Similarly.
11893 * m32r/m32r-protos.h: Similarly.
11894 * m32r/m32r.c: Similarly.
11895 * m32r/m32r.h: Similarly.
11896 * m68hc11/m68hc11-protos.h: Similarly.
11897 * m68hc11/m68hc11.c: Similarly.
11898 * m68hc11/m68hc11.h: Similarly.
11899 * m68k/crds.h: Similarly.
11900 * m68k/dpx2.h: Similarly.
11901 * m68k/m68k-protos.h: Similarly.
11902 * m68k/m68k.c: Similarly.
11903 * m68k/m68k.h: Similarly.
11904 * m68k/news.h: Similarly.
11905 * m88k/m88k-protos.h: Similarly.
11906 * m88k/m88k.c: Similarly.
11907 * m88k/m88k.h: Similarly.
11908 * mips/mips-protos.h: Similarly.
11909 * mips/mips.c: Similarly.
11910 * mips/mips.h: Similarly.
11911 * ns32k/merlin.h: Similarly.
11912 * ns32k/ns32k.c: Similarly.
11913 * ns32k/ns32k.h: Similarly.
11914 * ns32k/tek6000.h: Similarly.
11915 * pa/pa-protos.h: Similarly.
11916 * pa/pa.c: Similarly.
11917 * pa/pa.h: Similarly.
11918 * pdp11/2bsd.h: Similarly.
11919 * pdp11/pdp11-protos.h: Similarly.
11920 * pdp11/pdp11.c: Similarly.
11921 * pdp11/pdp11.h: Similarly.
11922 * romp/romp-protos.h: Similarly.
11923 * romp/romp.c: Similarly.
11924 * romp/romp.h: Similarly.
11925 * rs6000/rs6000-protos.h: Similarly.
11926 * rs6000/rs6000.c: Similarly.
11927 * rs6000/rs6000.h: Similarly.
11928 * rs6000/sysv4.h: Similarly.
11929 * sh/sh-protos.h: Similarly.
11930 * sh/sh.c: Similarly.
11931 * sh/sh.h: Similarly.
11932 * sparc/sparc-protos.h: Similarly.
11933 * sparc/sparc.c: Similarly.
11934 * sparc/sparc.h: Similarly.
11935 * vax/vax.c: Similarly.
11936 * vax/vax.h: Similarly.
11937 * vax/vms.h: Similarly.
11938 * we32k/we32k.c: Similarly.
11939 * we32k/we32k.h: Similarly.
11941 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11943 * basic-block.h (first_insn_after_basic_block_note): Declare.
11944 * flow.c (first_insn_after_basic_block_note): Define. Moved
11946 * ssa.c (first_insn_after_basic_block_note): Remove.
11947 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11949 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11950 nodes when we find a dead conditional branch. Insert BARRIERs
11951 after any blocks with no successors, but which do not have
11954 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11956 * varray.c (varray_check_failed): Use internal_error.
11958 2001-07-05 Andrew Haley <aph@redhat.com>
11960 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11961 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11962 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11964 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11966 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11967 reference if the target constant is also a SYMBOL_REF.
11969 2001-07-05 Eric Christopher <echristo@redhat.com>
11971 * config/mips/mips.h (MASK_MIPS3900): Remove.
11972 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11973 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11974 (TARGET_MIPS3900): Change to use mips_arch.
11975 (TARGET_MIPS4000): New.
11976 (TARGET_MIPS4100): New.
11977 (TARGET_MIPS4300): New.
11978 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11979 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11981 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11982 (ISA_HAS_BRANCHLIKELY): To here.
11983 (CC1_CPU_SPEC): New.
11984 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11985 (mips_arch_string): Declare.
11986 (mips_arch): Declare.
11987 (TARGET_OPTIONS): Add -march and -mtune.
11989 * config/mips/mips.c (mips_arch_string): New.
11991 (override_options): Handle -march for codegen and -mtune
11992 for scheduling. Use mips_arch. Move tx39 target default here.
11993 (mips_parse_cpu): Move error message to override_options.
11995 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11997 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11999 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12000 (MIPS Options): Ditto. Change mcpu entry to historical text.
12002 2001-07-05 H.J. Lu (hjl@gnu.org)
12004 * config/mips/mips.c (mips_parse_cpu): New function to parse
12007 2001-07-05 Jim Wilson <wilson@redhat.com>
12009 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12010 * config/ia64/t-ia64: Likewise.
12011 (LIB1ASMFUNCS): Update comment.
12013 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12015 * doc/install.texi (Install GCC: Binaries): Fix typo.
12017 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12019 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12020 reference using the stack pointer, adjust it since we push Y
12022 ("*ashrsi3"): Likewise.
12023 ("*lshrsi3"): Likewise.
12025 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12027 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12028 when -fomit-frame-pointer is used.
12030 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12032 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12033 (try_redirect_by_replacing_jump): Reverse updating properly the
12034 count and frequency information. Reverse removing cc0 setter.
12035 (forwarder_block_p): Reverse fixing for fallthru blocks.
12037 2001-07-05 DJ Delorie <dj@redhat.com>
12039 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12040 (translate_options): If the above is defined, use it to map
12041 given options to new options.
12042 * doc/tm.texi: Document it.
12044 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12045 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12047 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12048 cause programs using computed gotos to run more slowly.
12050 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12052 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12054 Consistently require binutils 2.11.2, not prereleases.
12055 (Specific, decstation-*): Canonicalize as mips-dec-*.
12056 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12058 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12059 (Specific, mips-*): Reword MIPS C compiler requirements.
12060 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12061 (Specific, sunv5): Removed, obsolete.
12063 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12065 * dwarf2out.c (output_loc_list): Use an all ones mask for
12066 .text asm output and don't rely on long long
12067 literals. Reformat some long lines.
12069 2001-07-05 Andreas Jaeger <aj@suse.de>
12071 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12074 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12076 * dwarf2out.c (dwarf2out_define): Update comment.
12077 (dwarf2out_undef): Ditto.
12078 (dwarf2out_start_source_file): Ditto.
12079 (dwarf2out_end_source_file): Ditto.
12080 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12081 since we never call the start/end debug hook for the primary file.
12083 2001-07-04 Kazu Hirata <kazu@hxi.com>
12085 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12088 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12090 * cppinit.c (remove_dup_dirs): Inform if a system include
12091 directory is being reordered.
12092 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12094 * doc/cpp.texi (Search Paths): Likewise.
12095 * doc/gcc.texi (Interoperation): Remove information about
12098 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12100 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12101 (VARRAY_TOP_CHAR_PTR): Likewise.
12103 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12105 * gcc.c (process_command): Don't assign elements of a const char*.
12107 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12109 * emit-rtl.c (change_address): Don't abort if invalid address while
12110 reload is in progress.
12112 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12114 * c-lex.c (cb_file_change): Pass line number to
12115 debug_start_source_file.
12116 (cb_undefine): Pass correct line number to debug_undef.
12118 * toplev.c (debug_start_source_file): Add line number to
12119 parameters. Pass it along to dwarf2out_start_source_file.
12120 (decode_g_option): Stop resetting debug level back to normal when
12121 we change debug formats, unless the current level is
12122 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12125 * toplev.h (debug_start_source_file): Add line number to
12128 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12131 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12133 Output debug_macinfo data for starting file if requested.
12134 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12136 (dwarf2out_define): Output debug_macinfo data for defining a macro
12138 (dwarf2out_undef): Output debug_macinfo data for undefining a
12139 macro if requested.
12140 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12141 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12142 (macinfo_section_label): New. DWARF2 macro info section label.
12143 (dwarf2out_init): If we want macro info, output the start label
12145 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12146 attribute to the compilation unit die pointing to the macro info.
12148 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12150 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12151 DWARF2_DEBUGGING_INFO.
12152 (add_loc_descr_to_loc_list): Ditto.
12153 (output_loc_list): Ditto.
12154 Also, fix thinko in curr not being initialized.
12155 (gen_internal_sym): Ditto.
12157 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12159 * emit-rtl.c (replace_equiv_address): New function.
12160 * expr.h (replace_equiv_address): New declaration.
12161 * explow.c (validize_mem): Call it instead of change_address and
12162 also call if -fforce-addr and address is constant.
12163 * expr.c: Replace more calls to change_address with adjust_address
12164 and/or replace_equiv_address or to validize_mem.
12165 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12166 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12167 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12168 * config/i370/i370.md, config/i860/i860.md: Likewise.
12169 * config/i960/i960.md, config/mips/mips.c: Likewise.
12170 * config/mips/mips.md, config/pa/pa.md: Likewise.
12171 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12172 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12174 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12176 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12178 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12181 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12183 * doc/include: New directory.
12184 * doc/fdl.texi: Move to doc/include/fdl.texi.
12185 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12186 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12187 * doc/gcc.texi: Use funding.texi and gpl.texi.
12188 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12189 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12190 Update dependencies and use -I $(docdir)/include.
12192 2001-07-04 Anthony Green <green@redhat.com>
12194 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12196 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12198 * doc/install.texi (sparc64-*-*): Remove garbage.
12200 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12202 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12203 Fix typo in last change to use adjust_address.
12205 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12207 * doc/install.texi (Specific): Update information for *-*-solaris*.
12209 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12211 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12213 2001-07-03 Stan Shebs <shebs@apple.com>
12215 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12216 case for flag_no_mach_text_sections.
12217 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12218 * config/darwin.c (flag_no_mach_text_sections): Remove.
12219 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12221 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12223 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12224 and avoid checking for constant as first operand.
12225 * recog.c (find_constant_term_loc): No longer static.
12226 (adj_offettable_operand): Delete.
12227 * rtl.h (adj_offsettable_operand): Delete declaration.
12228 (find_constant_term): Add declaration.
12229 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12231 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12232 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12233 * config/i386/i386.c, config/i386/i386.md: Likewise.
12234 * config/i860/i860.c, config/i960/i960.c: Likewise.
12235 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12236 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12237 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12238 * config/mips/mips.c, config/mips/mips.md: Likewise.
12239 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12240 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12241 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12242 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12243 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12244 * config/ns32k/ns32k.md: Likewise.
12246 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12248 * rtl.c (copy_rtx): Handle 'T' format letter.
12249 * gensupport.c (collect_insn_data): Likewise.
12250 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12252 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12254 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12255 -B option. Use 'dir' not 'foo' as example directory name.
12257 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12259 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12260 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12262 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12264 * doc/cppinternals.texi: Improve formatting and logical markup.
12266 2001-07-03 Andreas Jaeger <aj@suse.de>
12268 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12270 * genrecog.c (write_header): Include reload.h for prototypes in
12273 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12276 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12277 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12278 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12279 i386_pe_valid_type_attribute_p): Add.
12280 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12281 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12283 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12285 * explow.c (plus_constant_wide, case LO_SUM): New case.
12286 (plus_constant_for_output_wide): Delete.
12287 * rtl.h (plus_constant_for_output): Delete.
12288 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12289 instead of plus_constant_for_output.
12290 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12291 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12292 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12293 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12294 * config/sparc/sparc.md: Likewise.
12295 Convert some change_address calls to adjust_address.
12297 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12299 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12300 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12301 documentation of -std and -Wwrite-strings.
12303 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12305 * cse.c (canon_hash): Don't register registers in very small
12306 register classes, as extending their lifetime might cause
12309 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12311 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12313 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12314 (try_redirect_by_replacing_jump): Update properly the count
12315 and frequency information.
12317 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12319 * toplev.c (dump_file_index): Move SSA dumps just after first
12321 (dump_file): Corresponding changes.
12322 (rest_of_compilation): Move SSA path to just after the first
12324 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12325 * doc/invoke.texi: Update dump file #s as they were completely
12326 out of date with reality.
12328 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12330 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12332 * expr.c (emit_move_insn_1): Deal with non-default
12335 * expr.c (emit_single_push_insn): Fix warning.
12337 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12339 * expr.c (emit_move_insn_1): Avoid modifying
12340 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12342 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12344 * emit-rtl.c (adjust_address): New function.
12345 * expr.h (adjust_address): Add declaration.
12346 * builtins.c: Replace some calls to change_address with calls to it
12347 or to validize_mem.
12348 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12349 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12350 * config/arm/arm.c, config/convex/convex.c: Likewise.
12351 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12352 * config/i386/i386.c, config/i386/i386.md: Likewise.
12353 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12354 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12355 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12356 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12357 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12359 2001-07-02 Jim Wilson <wilson@redhat.com>
12361 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12363 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12365 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12366 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12368 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12370 * cppinit.c (lang_defaults): New table.
12371 (set_lang): Just read from lang_defaults into the live options
12374 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12376 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12377 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12378 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12380 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12382 * doc/install.texi: Various spelling and markup fixes.
12383 (Installing GCC): Component specific installation instructions are
12386 Warn about removing old install dir in the presence of shared libs.
12387 (Configuration): Invoke with options target to match configure
12389 Consistently refer to gas, gld pathnames.
12390 Invert --enable-multilib documentation.
12391 Remove references to old compiler versions.
12393 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12395 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12397 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12399 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12401 (Specific, mips*-sgi-irix5): Note IDO download.
12402 Reworded MIPS C hints.
12403 Use GNU as instead of GAS.
12405 Removed SGI Freeware reference, IRIX 6 only.
12406 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12407 Note N64 library requirement/workaround.
12409 Complete list of structure passing bug victims.
12411 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12413 * doc/install.texi: Remove CVS Id.
12415 2001-07-02 Andreas Jaeger <aj@suse.de>
12417 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12418 (find_inherently_necessary): Remove unused variable.
12420 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12422 * c-common.h (TDI_inlined): New ast dump phase.
12423 (dump_flag_name): New function.
12424 * c-dump.c (dump_files): Add inlined phase.
12425 (dump_flag_name): Define.
12426 * doc/invoke.texi (-fdump-ast-inlined): Document.
12428 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12430 * stor-layout.c (layout_decl): Revert change to handling of alignment
12433 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12435 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12438 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12440 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12443 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12445 * tlink.c (recompile_files): Remove COMPILER_PATH and
12446 LIBRARY_PATH from the environment.
12448 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12450 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12451 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12453 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12455 * c-parse.in (OBJC_STRING): Kill.
12456 (objc_string): Decompose to [objc_string] '@' STRING.
12457 (reswords): Take the leading '@' off all the Objective C keywords.
12458 (objc_rid_sans_at): Kill.
12459 (init_reswords): Don't initialize it.
12460 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12461 (_yylex): Kill reconsider label. Look ahead one token after
12462 an '@'; if we get an identifier, check whether it's an
12463 Objective C @-keyword. If so, return the keyword. Otherwise,
12464 put back the token and return the '@' as a terminal.
12466 * cpplib.c (lex_macro_node): Remove unnecessary check for
12467 leading '@' on identifier. Clarify control flow and commentary.
12469 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12471 * cse.c (new_label_ref): Variable deleted.
12472 (insert): Remove set of new_label_ref.
12473 (check_for_label_ref): New function.
12474 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12476 See ChangeLog.5 for earlier changes.