1 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
3 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
5 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
6 <-melf>: Don't have markup for ELF acronym.
8 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
10 * config.gcc (mmix-*-*): New target.
11 * doc/invoke.texi: Document MMIX options.
12 * doc/contrib.texi: Add note about MMIX port to my entry.
13 * config/mmix/t-mmix: New file.
14 * config/mmix/mmix.h: New file.
15 * config/mmix/mmix-protos.h: New file.
16 * config/mmix/mmix.c: New file.
17 * config/mmix/mmix.md: New file.
18 * config/mmix/crti.asm: New file.
19 * config/mmix/crtn.asm: New file.
21 2001-11-03 Kazu Hirata <kazu@hxi.com>
23 * config/sparc/linux-aout.h: Fix comment formatting.
24 * config/sparc/linux.h: Likewise.
25 * config/sparc/linux64.h: Likewise.
26 * config/sparc/lynx.h: Likewise.
27 * config/sparc/pbd.h: Likewise.
28 * config/sparc/sol2-sld-64.h: Likewise.
29 * config/sparc/sol2.h: Likewise.
30 * config/sparc/sparc.c: Likewise.
31 * config/sparc/sparc.h: Likewise.
32 * config/sparc/sparc.md: Likewise.
33 * config/sparc/sunos4.h: Likewise.
34 * config/sparc/vxsim.h: Likewise.
35 * config/sparc/vxsparc.h: Likewise.
36 * config/sparc/vxsparc64.h: Likewise.
38 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
40 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
41 reference to CONST_DOUBLE_MEM in comment.
42 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
43 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
44 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
45 * function.c (pop_function_context_from): Don't call
46 restore_varasm_status.
47 * function.h (restore_varasm_status): Delete declaration.
48 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
50 * rtl.def (CONST_DOUBLE): Update comment.
51 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
52 (CONST_DOUBLE_CHAIN): Likewise.
53 (CONST_DOUBLE_MEM): Delete.
54 (gen_rtx_CONST_DOUBLE): Update parameters.
55 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
56 Remove reference to CONST_DOUBLE_MEM.
57 (const_alias_set): New variable.
58 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
59 (immed_real_const_1): Adjust tests for 0, 1, and 2.
60 Don't set CONST_DOUBLE_MEM.
61 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
62 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
63 Put constant in const_alias_set.
64 (struct pool_constant): ALIGN now unsigned.
65 OFFSET now HOST_WIDE_INT.
67 (restore_varasm_status): Deleted.
68 (mark_pool_constant): Mark desc->rtl.
69 (force_const_mem): Rework to store rtl in hash table,
71 Put constant in const_alias_set.
72 (find_pool_constant): Check desc->rtl.
73 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
74 (init_varasm_once): Initialize const_alias_set.
76 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
79 * reload.c (combine_reloads): Don't combine an output reload if there
80 are other reloads around for part of the output.
82 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
84 (set_mem_decl): New function.
85 * expr.h (set_mem_decl): New declaration.
86 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
87 (output_asm_operand_names): Add tab.
88 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
90 * builtins.c (get_memory_rtx): Properly set MEM alias set and
93 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
95 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
96 Use "invalid" instead of "illegal". Use @r in comments in
99 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
101 * c-decl.c (pushdecl): Move block inside if conditional to remove
102 possibility of a segfault. Lookup block-level extern
103 variables in enclosing scopes correctly.
105 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
107 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
109 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
110 SUBREG so we avoid SUBREGing memory.
112 * expmed.c (store_bit_field): Same.
114 2001-11-02 DJ Delorie <dj@redhat.com>
116 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
117 using FP registers for DImode mem-mem moves is acceptable.
119 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
121 * builtins.c (apply_args_size): Handle vector arguments.
122 (apply_result_size): Same.
124 * machmode.def: Set WIDER mode field for all vector entries.
126 2001-11-02 Graham Stott <grahams@redhat.com>
128 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
130 2001-11-01 Eric Christopher <echristo@redhat.com>
132 * config.gcc: Revert part of earlier patch.
133 * config/mips/linux.h: Ditto.
134 * df.c: Include tm_p.h to avoid warnings.
135 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
137 * config/mips/mips.c: Define mips_abi regardless.
138 (mips_output_function_prologues): Add long casts for .frame
140 (override_options): Allow use of ABI_32.
142 2001-11-01 Kazu Hirata <kazu@hxi.com>
144 * config/m68hc11/m68hc11.c: Fix comment formatting.
145 * config/m68hc11/m68hc11.h: Likewise.
146 * config/m68hc11/m68hc11.md: Likewise.
148 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
150 * c-typeck.c (default_conversion): Retain the original expression
152 * gcc.dg/Wparentheses.c: New tests.
154 2001-11-01 David S. Miller <davem@redhat.com>
156 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
157 64-bit Sparc description more in line with reality.
159 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
161 * Makefile.in (GCOV_OBJS): Add version.o.
162 * gcov.c: Include "version.h" and <getopt.h>.
163 (gcov_version_string): Remove.
164 (print_usage): Take a parameter to determine whether this is a
165 call from --help or an error message. Give fuller output that
166 follows the GNU Coding Standards for --help.
167 (print_version): New function.
169 (process_args): Use getopt_long. Support long options. Follow
170 GNU Coding Standards for --help and --version.
171 * doc/gcov.texi: Document long options.
172 Addresses part of PR other/704.
174 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
176 * pa.c (output_move_double): Fix typo in double load.
178 2001-11-01 Kazu Hirata <kazu@hxi.com>
180 * config/h8300/h8300.c (h8300_encode_label): Compute a string
181 before passing it to ggc_alloc_string.
183 2001-11-01 Kazu Hirata <kazu@hxi.com>
185 * config/m68k/3b1.h: Fix comment formatting.
186 * config/m68k/3b1g.h: Likewise.
187 * config/m68k/a-ux.h: Likewise.
188 * config/m68k/amix.h: Likewise.
189 * config/m68k/apollo68.h: Likewise.
190 * config/m68k/atari.h: Likewise.
191 * config/m68k/aux-exit.c: Likewise.
192 * config/m68k/ccur-GAS.h: Likewise.
193 * config/m68k/crds.h: Likewise.
194 * config/m68k/dpx2.h: Likewise.
195 * config/m68k/dpx2g.h: Likewise.
196 * config/m68k/hp310.h: Likewise.
197 * config/m68k/hp320.h: Likewise.
198 * config/m68k/isi.h: Likewise.
199 * config/m68k/linux.h: Likewise.
200 * config/m68k/lynx.h: Likewise.
201 * config/m68k/m68k-psos.h: Likewise.
202 * config/m68k/m68k.c: Likewise.
203 * config/m68k/m68k.h: Likewise.
204 * config/m68k/m68k.md: Likewise.
205 * config/m68k/m68kelf.h: Likewise.
206 * config/m68k/m68kv4.h: Likewise.
207 * config/m68k/mot3300.h: Likewise.
208 * config/m68k/news.h: Likewise.
209 * config/m68k/next.h: Likewise.
210 * config/m68k/pbb.h: Likewise.
211 * config/m68k/plexus.h: Likewise.
212 * config/m68k/sgs.h: Likewise.
213 * config/m68k/sun3.h: Likewise.
214 * config/m68k/tower.h: Likewise.
215 * config/m68k/vxm68k.h: Likewise.
217 2001-10-31 DJ Delorie <dj@redhat.com>
219 * config/mips/mips.h (mips_cache_flush_func): Prototype.
220 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
221 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
222 * config/mips/mips.c (mips_cache_flush_func): New.
223 * doc/invoke.texi: Document the new options.
225 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
227 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
228 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
230 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
232 * config/cris/cris.c: Include output.h after tree.h but before
235 2001-10-31 Zack Weinberg <zack@codesourcery.com>
237 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
238 (INTL_SUBDIRS): Just intl.
239 (.SUFFIXES): Add .gmo .po .pox.
240 (native): Also depend on build-@POSUB@.
241 (intl.all, intl.install): Depend on config.h and things it includes.
242 (po-generated): New target; depend on c-parse.c and tradcif.c.
243 (install-normal): Also depend on install-@POSUB@.
244 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
245 (build-, install-, build-po, update-po, install-po,
246 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
248 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
249 * configure.in: Don't munge XGETTEXT. Don't generate
251 * configure: Regenerate.
254 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
255 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
257 2001-10-31 Kazu Hirata <kazu@hxi.com>
259 * config/h8300/h8300.md (two anonymous patterns): New.
261 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
263 * tree.h (tree_index): Add support for V16QI and V8HI.
264 (V8HI_type_node): New.
265 (V16QI_type_node): New.
267 * tree.c (build_common_tree_nodes_2): Same.
269 * c-common.c (type_for_mode): Same.
271 2001-10-31 Kazu Hirata <kazu@hxi.com>
273 * config/i386/att.h: Fix comment formatting.
274 * config/i386/beos-elf.h: Likewise.
275 * config/i386/bsd.h: Likewise.
276 * config/i386/bsd386.h: Likewise.
277 * config/i386/crtdll.h: Likewise.
278 * config/i386/cygwin.asm: Likewise.
279 * config/i386/cygwin.h: Likewise.
280 * config/i386/djgpp.h: Likewise.
281 * config/i386/freebsd-aout.h: Likewise.
282 * config/i386/freebsd.h: Likewise.
283 * config/i386/gas.h: Likewise.
284 * config/i386/i386-interix.h: Likewise.
285 * config/i386/i386-protos.h: Likewise.
286 * config/i386/i386.c: Likewise.
287 * config/i386/i386.h: Likewise.
288 * config/i386/i386.md: Likewise.
289 * config/i386/i386elf.h: Likewise.
290 * config/i386/interix.c: Likewise.
291 * config/i386/isc.h: Likewise.
292 * config/i386/isccoff.h: Likewise.
293 * config/i386/iscdbx.h: Likewise.
294 * config/i386/linux.h: Likewise.
295 * config/i386/lynx.h: Likewise.
296 * config/i386/mingw32.h: Likewise.
297 * config/i386/netbsd-elf.h: Likewise.
298 * config/i386/next.h: Likewise.
299 * config/i386/osf1elf.h: Likewise.
300 * config/i386/osfrose.h: Likewise.
301 * config/i386/sco5.h: Likewise.
302 * config/i386/seq-gas.h: Likewise.
303 * config/i386/seq-sysv3.h: Likewise.
304 * config/i386/sequent.h: Likewise.
305 * config/i386/sol2.h: Likewise.
306 * config/i386/sun386.h: Likewise.
307 * config/i386/uwin.asm: Likewise.
308 * config/i386/uwin.h: Likewise.
309 * config/i386/vxi386.h: Likewise.
310 * config/i386/win32.h: Likewise.
311 * config/i386/winnt.c: Likewise.
312 * config/i386/xm-cygwin.h: Likewise.
313 * config/i386/xm-mingw32.h: Likewise.
315 2001-10-31 Kazu Hirata <kazu@hxi.com>
317 * builtins.def: Fix comment typos.
318 * config/alpha.c: Likewise.
319 * config/arm/arm.c: Likewise.
320 * config/avr/avr.h: Likewise.
321 * config/d30v/d30v.c: Likewise.
322 * config/d30v/d30v.h: Likewise.
323 * config/d30v/d30v.md: Likewise.
324 * config/dsp16xx/dsp16xx.c: Likewise.
325 * config/fr30/fr30.c: Likewise.
326 * config/fr30/fr30.md: Likewise.
327 * config/i386/i386.c: Likewise.
328 * config/i860/i860.c: Likewise.
329 * config/i960/i960.c: Likewise.
330 * config/ia64/ia64.c: Likewise.
331 * config/mips/mips.c: Likewise.
332 * config/pa/pa.c: Likewise.
333 * config/rs6000/rs6000.c: Likewise.
334 * config/s390/s390.c: Likewise.
335 * config/sparc/sparc.c: Likewise.
337 2001-10-30 Kazu Hirata <kazu@hxi.com>
339 * config/mips/elf.h: Fix comment formatting.
340 * config/mips/elf64.h: Likewise.
341 * config/mips/iris5.h: Likewise.
342 * config/mips/iris5gas.h: Likewise.
343 * config/mips/iris6.h: Likewise.
344 * config/mips/isa3264.h: Likewise.
345 * config/mips/linux.h: Likewise.
346 * config/mips/mips.c: Likewise.
347 * config/mips/mips.h: Likewise.
348 * config/mips/mips.md: Likewise.
349 * config/mips/mips16.S: Likewise.
350 * config/mips/netbsd.h: Likewise.
351 * config/mips/osfrose.h: Likewise.
352 * config/mips/r3900.h: Likewise.
353 * config/mips/sni-svr4.h: Likewise.
354 * config/mips/svr4-t.h: Likewise.
355 * config/mips/ultrix.h: Likewise.
357 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
359 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
360 when we update head->current.
362 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
364 * tree.c (id_string_size): Remove.
365 (dump_tree_statistics): Update.
366 * toplev.c (compile_file): If dumping stats, dump tree stats too.
368 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
370 * sched-rgn.c (schedule_insns): Fix comment.
372 2001-10-30 Zack Weinberg <zack@codesourcery.com>
374 * configure.in: Correct previous change: don't assume that
375 gas's version number _isn't_ the last thing on the line, or
376 isn't the only number on the line, either.
377 * configure: Regenerate.
379 2001-10-30 Kazu Hirata <kazu@hxi.com>
381 * cfgcleanup.c: Fix a comment typo.
383 2001-10-30 Kazu Hirata <kazu@hxi.com>
385 * alias.c: Fix comment formatting.
387 * config/cris/cris.c: Likewise.
388 * config/cris/cris.h: Likewise.
389 * config/i960/i960.c: Likewise.
390 * config/i960/i960.h: Likewise.
392 2001-10-30 Kazu Hirata <kazu@hxi.com>
394 * config/arm/arm.c: Fix a comment typo.
395 * config/arm/arm.h: Likewise.
396 * config/ia64/ia64.c: Likewise.
398 2001-10-30 Jakub Jelinek <jakub@redhat.com>
400 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
401 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
402 * rtl.h (set_unique_reg_note): Change return value.
403 * gcse.c (try_replace_reg): Use set_unique_reg_note.
404 * cse.c (cse_insn): Likewise.
405 * expr.c (emit_move_insn): Likewise.
406 * explow.c (force_reg): Likewise.
407 * local-alloc (update_equiv_regs): Likewise.
408 * loop.c (move_moveables, load_mems): Likewise.
409 * reload (find_reloads): Likewise.
411 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
414 * c-decl.c (parmlist_tags_warning, start_struct,
415 check_for_loop_decls): Separate messages for struct, union and
416 enum cases to allow for languages in which they have different
418 * c-format.c (scanf_flag_specs): Separate short and long name of
419 the assignment suppression feature.
420 (check_format_types): Localize "pointer" and "different types"
422 * c-lex.c (lex_number): Localize "an unsigned long int" and
424 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
426 * c-typeck.c (build_unary_up): Separate messages for increment and
427 decrement cases to allow for languages in which they use different
428 articles. Localize the strings "increment" and "decrement" in one
431 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
433 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
434 when no changes has been made.
436 * gcse.c (reg_set_bitmap): Turn into reg_set.
437 (modify_mem_list_set, canon_modify_mem_list_set)
438 (clear_modify_mem_tables, free_modify_mem_tables): New.
439 (gcse_main); Use free_modify_mem_tables.
440 (free_gcse_mem): Likewise; free the bitmaps.
441 (alloc_gcse_main): Initialize the bitmaps.
442 (canon_list_insert): Set canon_modify_mem_list_set.
443 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
444 (compute_hash_table): Use clear_modify_mem_tables.
445 (reset_opr_set_tables): Likewise.
446 (oprs_not_set_p): reg_set_bitmap is regset.
447 (mark_set, mark_clobber): Likewise.
449 * df.h (DF_EQUIV_NOTES): New constant.
450 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
453 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
454 (init_regions, schedule_insns): Conditionalize the checking
455 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
457 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
459 * i386.md (movti_rex64 splitter): Fix condition.
461 2001-10-29 Zack Weinberg <zack@codesourcery.com>
463 * configure.in: Do not assume that gas's version number is the
464 last thing on the first line of as --version output.
465 * configure: Regenerate.
467 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
468 MT_WARNING, MT_ERROR, MT_FATAL.
469 (main): Call gcc_init_libintl.
470 (v_message): Call gettext on msgid and "warning: "
471 * tradcif.y: Include intl.h.
472 (yyerror): Make parameter definition consistent with
473 prototype. Call gettext on msgid argument.
475 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
477 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
480 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
482 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
484 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
485 before referencing it.
487 2001-10-26 DJ Delorie <dj@redhat.com>
489 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
490 override -G, and force -G0.
492 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
494 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
495 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
496 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
497 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
499 * loop.h (struct induction): Rename ext_dependant to
501 * loop.c: Change all uses.
502 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
504 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
506 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
508 * c-parse.in (expr_no_commas, primary), c-typeck.c
509 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
511 2001-10-29 David Edelsohn <edelsohn@gnu.org>
513 Undo assemble_name change in earlier patch.
515 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
517 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
518 determining the type of the receiver, do not check that TREE_CODE
519 of receiver is CALL_EXPR before calling receiver_is_class_object().
520 (receiver_is_class_object): For the GNU runtime: recognize
521 the case that the receiver is self in a class method context.
522 Check that TREE_CODE of receiver is CALL_EXPR when checking that
523 the receiver is a call to objc_get_class.
525 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
527 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
529 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
531 * Makefile.in (OBJS): Put all files in alphabetical order.
533 * dwarf2out.c (add_const_value_attribute): Fix error in last
536 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
538 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
539 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
541 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
542 (life_analysis): call purge_all_dead_edges after deleting noops.
543 (delete_noop_move): Do not purge CFG.
544 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
546 2001-10-28 David Edelsohn <edelsohn@gnu.org>
548 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
549 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
550 (ASM_GLOBALIZE_LABEL): Use assemble_name.
551 (ASM_OUTPUT_COMMON): Likewise.
552 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
553 (rs6000_output_function_epilogue): Likewise.
554 (output_mi_thunk): Fix typo.
555 (rs6000_output_symbol_ref): Use assemble_name.
556 (output_toc): Likewise.
557 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
558 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
559 assemble_name calls STRIP_NAME_ENCODING.
560 (ASM_OUTPUT_LABEL): Use assemble_name.
561 (ASM_GLOBALIZE_LABEL): Likewise.
562 (ASM_DECLARE_FUNCTION_NAME): Likewise.
563 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
564 (ASM_OUTPUT_LOCAL): Likewise.
566 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
568 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
569 (expand_builtin_apply, expand_builtin_return): Likewise.
570 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
572 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
574 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
575 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
576 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
577 configure, configure.in, except.c, except.h, flow.c, function.c,
578 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
579 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
580 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
581 unroll.c: Fix spelling errors.
583 * doc/extend.texi, doc/invoke.texi: Fix spelling.
585 * doc/gcc.texi: Document use of "dependent" and American spelling.
587 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
589 * expr.c (emit_group_load): Support CONCATs by storing them to memory
592 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
594 * expr.c (store_constructor_field): Only call adjust_address on MEM.
596 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
598 * genrecog.c (write_switch): Output if before switch for
599 DT_elt_zero_wide_safe.
601 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
603 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
604 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
605 (FUNCTION_PROFILER): Const-ify.
606 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
607 (eliminate_constant_term, assemble_name, output_addr_const):
609 (ptr_half_pic_address_p, half_pic_hash): Prototype.
610 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
611 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
612 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
613 (half_pic_declare, half_pic_external): Const-ify.
614 * toplev.c: Include "halfpic.h".
616 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
618 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
619 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
620 config/i386/i386.c, config/i386/i386-interix.h,
621 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
622 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
623 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
624 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
625 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
626 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
627 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
630 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
631 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
632 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
633 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
634 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
635 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
636 system.h, toplev.c: Fix spelling errors.
638 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
640 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
642 * dwarf2out.c (reg_number): Abort if pseudo.
643 (reg_loc_descriptor): Return 0 if pseudo.
644 (is_based_loc): Return 0 if pseudo.
645 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
647 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
648 (loc_descriptor): Return 0 if can't find location and handle 0
649 return from recursive calls.
650 (loc_descriptor_from_tree): Likewise.
651 Fix handling of indirect.
652 Also return 0 for PLACEHOLDER_EXPR.
653 Clean up COMPONENT_REF cases.
654 (add_AT_location_descriptor): Simplify, but handle 0 return from
656 (add_const_value_attribute): Avoid shift count warning.
657 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
658 Set comp_unit_die as context if not in function.
660 * config/mips/mips-protos.h: Break up long lines.
661 Remove needless #ifdef/#endif blocks.
662 Don't declare functions declared in file made by genpreds or recog.h.
663 * config/mips/mips.c (mips_output_function_prologue): TSIZE
664 is now HOST_WIDE_INT; delete unneeded casts.
665 * config/mips/mips.h: Don't use #elif.
667 * expr.c (stor_constructor_field): Always call adjust_address.
668 Copy TARGET before changing its alias set.
669 (store_field): Likewise, for TO_RTX.
670 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
672 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
673 (find_placeholder): Return 0 if can't find object.
674 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
677 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
679 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
681 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
683 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
684 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
685 (merge_blocks): Properly udpate life after making edge nonfallthru.
686 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
688 2001-10-26 Kazu Hirata <kazu@hxi.com>
690 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
692 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
694 * c-typeck.c (convert_arguments): When comparing for enumeral
695 type equality, use TYPE_MAIN_VARIANT.
696 * gcc.dg/Wconversion.c: New tests.
698 2001-10-26 Kazu Hirata <kazu@hxi.com>
700 * s390/s390.c: Fix comment typos.
701 * s390/s390.h: Likewise.
702 * s390/s390.md: Likewise.
704 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
706 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
707 (walk_tree): Use it for tail calls where appropriate.
709 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
711 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
712 non-local label_refs.
714 2001-10-26 Kazu Hirata <kazu@hxi.com>
716 * config/h8300/h8300.md (4 anonymous patterns): New.
718 2001-10-26 Kazu Hirata <kazu@hxi.com>
720 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
721 algorithm through the shift_info structure.
722 (emit_a_shift): Update the use of get_shift_alg.
724 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
726 * sched-rgn.c: Remove bitset typedef.
727 Change bitset to sbitmap in prototypes / variable types.
731 s/BITSET_ADD/SET_BIT/g
732 s/BITSET_INVERT/sbitmap_ones/g
733 s/BITSET_INTER/sbitmap_a_and_b/g
734 s/BITSET_UNION/sbitmap_a_or_b/g
735 s/BITSET_DIFFER/sbitmap_difference/g
736 s/bitset_member/TEST_BIT/g
738 (bitset_member): Removed.
739 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
740 EXECUTE_IF_SET_IN_SBITMAP.
741 (split_edges): Rewrite, use sbitmap functions instead of bitset
743 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
745 2001-10-26 Andreas Schwab <schwab@suse.de>
747 * reload1.c (emit_input_reload_insns): Fix parens in last
748 (undocumented) change that was supposed to change only whitespace.
750 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
752 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
754 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
757 2001-10-26 Andreas Jaeger <aj@suse.de>
759 * flow.c (clear_log_links): Remove unused variable.
760 * cfgcleanup.c (cleanup_cfg): Likewise.
762 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
764 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
765 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
767 2001-10-26 Richard Henderson <rth@redhat.com>
769 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
770 rename PV_REG to R27_REG.
771 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
772 (REG_CLASS_FROM_LETTER): Update.
773 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
774 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
775 (udivsi3, modsi3, umodsi3): Likewise.
776 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
778 2001-10-26 Richard Henderson <rth@redhat.com>
780 * cfg.c (clear_aux_for_blocks): Split out of ...
781 (free_aux_for_blocks): here.
782 (clear_aux_for_edges): Split from ...
783 (free_aux_for_edges): here.
784 * basic-block.h: Declare them.
785 * lcm.c (compute_antinout_edge): Use them.
786 (compute_laterin, compute_available, compute_nearerout): Likewise.
787 (optimize_mode_switching): Likewise.
789 2001-10-26 Richard Henderson <rth@redhat.com>
791 * Makefile.in (unstage*): Remove as, ld, collect-ld before
792 moving everything back to the main build directory.
794 2001-10-26 Christopher Faylor <cgf@redhat.com>
796 * config/i386/cygwin.h: Search target specfic include directory, if
799 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
801 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
802 of macro guards. Fix #endif comment.
804 * output.h (default_exception_section, default_eh_frame_section):
805 Move prototypes outside of macro guard.
807 * crtstuff.c: Fix #endif comment.
809 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
811 * doc/md.texi (movMM): Clarify semantics of storing into a
812 non-paradoxical SUBREG.
814 2001-10-25 Zack Weinberg <zack@codesourcery.com>
816 * langhooks.c (lang_hook_default_clear_binding_stack): New.
817 (lang_hook_default_get_alias_set): Move next to other alias
819 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
820 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
821 (LANG_HOOKS_INITIALIZER): Add it.
822 * toplev.h (struct lang_hooks): Add clear_binding_stack.
823 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
824 instead of a loop calling poplevel.
826 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
828 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
829 occurrences of #elif with #if...#endif.
831 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
833 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
835 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
837 * alias.c (can_address_p): No longer static.
838 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
839 Return 0 if all parameters are default values.
840 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
841 (adjust_address_1): Try harder to compute a size.
842 * expr.c (expand_assignment, store_constructor): If can't address,
843 set MEM_KEEP_ALIAS_SET_P.
844 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
845 (store_field): Likewise.
846 (store_constructor): Simplify call to store_constructor_field.
847 * expr.h (can_address_p): New declaration.
848 * gensupport.c (gen_rtx_CONST_INT): New function.
849 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
850 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
851 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
853 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
855 2001-10-24 Christopher Faylor <cgf@redhat.com>
857 * config/i386/cygwin.h: Use proper path for mingw crt files when
860 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
862 * dwarf2out.c (file_info_cmp): Always return consistent results.
864 2001-10-24 Roger Sayle <roger@eyesopen.com>
866 * stmt.c (expand_end_case): Index jumptables from zero for
867 suitably small values of minval.
869 2001-10-24 Jakub Jelinek <jakub@redhat.com>
871 * stor-layout.c (place_union_field): If any field was aligned with
872 attribute aligned, set record type's TYPE_USER_ALIGN.
873 (place_field): Likewise.
874 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
875 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
877 2001-10-24 Zack Weinberg <zack@codesourcery.com>
879 * c-common.h (struct c_common_identifier): Remove rid_code field.
880 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
882 * c-typeck.c (constructor_designated): New local flag.
883 (struct constructor_stack): Add "designated" field to match.
884 (start_init): Clear it.
885 (really_start_incremental_init, push_init_level): Push and
887 (pop_init_level): Pop it.
888 (set_designator): Set it.
890 (pop_init_level): Suppress "missing initializer" warnings if
891 constructor_designated is true.
892 (process_init_element): Suppress warning about union
893 initialization under traditional C, if constructor_designated
896 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
898 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
901 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
903 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
905 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
907 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
908 the node was already a set to a constant.
910 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
912 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
913 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
915 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
917 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
918 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
919 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
920 * s390.c (s390_final_chunkify): Don't use string concatenation.
921 (s390_function_prologue, s390_function_epilogue): Const-ify.
922 * s390.h (FUNCTION_PROFILER): Remove unused variable.
924 2001-10-24 Jakub Jelinek <jakub@redhat.com>
926 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
929 2001-10-23 Stan Shebs <shebs@apple.com>
931 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
932 -traditional-cpp in first-stage compilation.
934 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
936 * gensupport.c (target_flags): Add.
938 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
940 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
942 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
943 * except.c (expand_builtin_frob_return_addr): Likewise.
944 (expand_builtin_eh_return): Likewise.
945 * stmt.c (expand_computed_goto): Likewise.
946 * explow.c (memory_address): Likewise.
947 (allocate_dynamic_stack_space): Clean up predicate testing.
948 (probe_stack_range): Convert SIZE to Pmode.
949 * calls.c (rtx_for_function_call): Only call convert_memory_address
951 Pass function call operand as ptr_mode, not Pmode.
952 * expr.c (expand_assignment): Clean up calls to convert_memory
953 address by only doing so when needed and making offsets Pmode.
954 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
955 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
956 is in Pmode, not ptr_mode.
958 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
960 * darwin-protos.h (constructor_section, destructor_section,
961 mod_init_section, mod_term_section): Prototype.
962 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
964 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
966 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
967 objc_section_init declaration.
968 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
969 (objc_section_init, try_section_alias): Make static.
970 (alias_section): Make static and hide unused function.
971 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
973 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
975 * alias.c (can_address_p): Compnonents are not addressable if
976 the containing type has alias set 0.
977 (get_alias_set): Rework to use STRIP_NOPS.
978 Only call front-end routine on object, type, or object with
979 NOPs stripped, not inner values.
980 Use language hook to call front-end routine.
981 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
982 (expand_builtin_apply): Call set_mem_align on MEMs we make.
983 Don't pass alignment to emit_block_move.
984 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
985 (expand_builtin_memset): Likewise, but for clear_storage.
986 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
987 and remove C++ specific parts.
988 * c-common.h (c_common_get_alias_set): Add declaration.
989 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
990 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
991 (save_fixed_argument_area): Call set_mem_align.
992 Remove alignment in call to emit_block_move.
993 (emit_library_call_value_1, store_one_arg): Likewise.
994 (target_for_arg): Remove; disabled long ago.
995 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
996 once and similar cleanups.
997 (offset_address): Use proper introductory comment.
998 * expr.c (emit_block_move): Use alignment from that of MEM args, not
999 from explicit operand; all callers changed.
1000 (clear_storage): Likewise.
1001 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1002 (store_field): Remove kludge on alias set used for to_rtx.
1003 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1004 (expand_expr_unaligned): Call set_mem_attributes instead of
1006 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1007 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1008 (expand_function_end): Track MEM attributes of trampolines.
1009 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1010 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1011 attributes from original.
1012 * langhooks.c (lang_hook_default_get_alias_set): New function.
1013 (hook_get_alias_set_0): New function.
1014 * langhooks.h (hook_get_alias_set_0): New declaration.
1015 (lang_hook_default_get_alias_set): Likewise.
1016 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1017 * reload1.c (alter_reg): Use adjust_address_nv.
1018 * rtl.c (get_mode_alignment): Moved to here.
1019 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1020 change default if unknown from 1 to BITS_PER_UNIT.
1021 * stor-layout.c (get_mode_alignment): Remove from here.
1022 * toplev.h (struct lang_hoks): Add get_alias_set field.
1023 * tree.h (lang_get_alias_set): Delete declaration.
1024 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1025 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1026 (ix86_va_arg): Likewise.
1027 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1028 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1029 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1030 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1031 (expand_block_move_mem): Remove dead code.
1033 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1035 * c-common.c (warn_div_by_zero): New.
1036 * c-common.h (warn_div_by_zero): New.
1037 * c-decl.c (c_decode_option): Take it on the command line.
1038 * c-typeck.c (build_binary_op): Warn about division by zero.
1039 * doc/invoke.texi: Document the new command line option, fix
1040 documentation of -Wmultichar.
1041 * testsuite/gcc.dg/divbyzero.c: New tests.
1042 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1044 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1046 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1048 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1049 to avoid update_life_info call.
1050 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1051 * cfgcleanup.c (bb_flags): New enum.
1052 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1053 (notice_new_block, update_forwarder_flag): New functions.
1054 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1055 (try_forward_edges): Likewise; update flags.
1056 (merge_blocks): Likewise.
1057 (outgoing_edges_match): Likewise.
1058 (try_crossjump_to_edge): Likewise.
1059 (try_optimize_cfg): Likewise; initialize and clear the flags;
1060 recompute life info if needed.
1061 (cleanup_cfg): No need to clear aux pointers.
1063 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1065 * config/i386/i386.c (override_options): Default to minimum
1066 stack alignment when optimizing for code size.
1067 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1070 * config/i386/i386.c (override_options): Set upper limit of
1071 -mpreferred-stack-boundary to 12.
1073 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1075 * recog.c (peephole2_optimize): Add default case to switch.
1077 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1079 * doc/gcc.texi (Sending Patches): Remove.
1081 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1083 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1084 fields when comparing.
1086 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1088 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1089 * arm.c (HOST_INT, HOST_UINT): Likewise.
1091 2001-10-22 Stan Shebs <shebs@apple.com>
1093 * config/darwin-protos.h (darwin_exception_section): Declare.
1094 (darwin_eh_frame_section): Declare.
1096 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1098 * i386.md (movti_rex64): Fix mode.
1100 2001-10-22 Stan Shebs <shebs@apple.com>
1102 * target.h (struct gcc_target): Add asm_out.exception_section,
1103 asm_out.eh_frame_section.
1104 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1105 (TARGET_ASM_EH_FRAME_SECTION): New.
1106 (TARGET_INITIALIZER): Update.
1107 * output.h (default_exception_section): Declare.
1108 (default_eh_frame_section): Declare.
1109 * dwarf2out.c: Include target.h.
1110 (output_call_frame_info): Call target hook for eh frames.
1111 (default_eh_frame_section): New function.
1112 * except.c: Include target.h.
1113 (output_function_exception_table): Call target hook for exception
1115 * varasm.c (default_exception_section): Rename from
1116 exception_section, remove EXCEPTION_SECTION macro.
1118 * config/darwin.h (darwin_eh_frame_section): New function.
1119 (EXCEPTION_SECTION): Remove.
1120 (TARGET_ASM_EXCEPTION_SECTION): Define.
1121 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1122 (nextstep_exception_section): New function.
1123 (nextstep_eh_frame_section): New function.
1124 (TARGET_ASM_EXCEPTION_SECTION): Define.
1125 (TARGET_ASM_EH_FRAME_SECTION): Define.
1127 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1128 (TARGET_ASM_EXCEPTION_SECTION): Define.
1129 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1130 (EXCEPTION_SECTION): Remove.
1131 (TARGET_ASM_EXCEPTION_SECTION): Define.
1132 * config/stormy16/stormy16.h: Remove comments referencing
1133 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1135 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1136 TARGET_ASM_EH_FRAME_SECTION.
1138 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1140 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1143 * c-format.c: Fix spelling typo in comment.
1145 * sched-int.h: Fix typo in GCC preamble.
1147 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1150 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1152 2001-10-22 Richard Henderson <rth@redhat.com>
1154 * config/i386/i386.c (ix86_expand_clear): New.
1155 * config/i386/i386-protos.h: Declare it.
1156 * config/i386/i386.md (setcc peep2s): Use it.
1157 (movsi_xor): Unexport.
1159 2001-10-22 Richard Henderson <rth@redhat.com>
1161 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1162 free_EXPR_LIST_list for LOG_LINKS.
1164 2001-10-21 Robert Lipe <robertlipe@usa.net>
1166 * config/i386/i386.c (sco_asm_named_section): Delete.
1167 (sco_asm_out_constructor): Delete.
1168 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1169 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1170 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1171 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1172 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1174 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1176 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1177 and/or fold extra calls into fewer ones.
1178 * collect2.c (dump_file): Likewise.
1179 * cppexp.c (parse_number): Likewise.
1180 * cpplex.c (_cpp_lex_direct): Likewise.
1181 * final.c (output_asm_insn, asm_fprintf): Likewise.
1182 * fix-header.c (inf_scan_ident, main): Likewise.
1183 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1185 * fold-const.c (real_hex_to_f): Likewise.
1186 * gen-protos.c (parse_fn_proto): Likewise.
1187 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1188 * genrecog.c (change_state, write_action): Likewise.
1189 * gensupport.c (shift_output_template): Likewise.
1190 * local-alloc.c (requires_inout): Likewise.
1191 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1192 * protoize.c (is_id_char, main): Likewise.
1193 * real.c (asctoeg): Likewise.
1194 * recog.c (asm_operand_ok): Likewise.
1195 * reload.c (find_reloads): Likewise.
1196 * scan.c (scan_identget_token): Likewise.
1197 * sched-vis.c (print_value): Likewise.
1198 * stringpool.c (ggc_alloc_string): Likewise.
1199 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1200 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1201 * tradcpp.c (rescan): Likewise.
1202 * tree.c (clean_symbol_name): Likewise.
1203 * varasm.c (decode_reg_name): Likewise.
1205 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1206 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1207 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1208 * m88k.c (output_ascii): Likewise.
1209 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1210 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1211 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1212 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1214 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1216 * langhooks.c (lang_hook_default_do_nothing,
1217 lang_hook_default_decode_option): New defaults.
1218 * langhooks.h: Make hooks unconditional and non-NULL.
1219 * toplev.c (compile_file, toplev_main): Update.
1220 * toplev.h: Update comments.
1221 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1223 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1225 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1227 * system.h (IN_RANGE): New macro.
1229 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1231 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1232 INTLDEPS variable, which does not include $LIBICONV.
1233 * Makefile.in: Use INTLDEPS in LIBDEPS.
1234 * configure: Regenerate.
1236 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1238 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1239 * cpplex.c (lex_percent, lex_dot): Remove.
1240 (get_effective_char, skip_block_comment, skip_line_comment,
1241 parse_identifier_slow, parse_number, parse_string, save_comment,
1242 _cpp_lex_direct): Update to do lookback freely.
1243 (IF_NEXT_IS, BACKUP): New macros.
1244 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1245 * cppmacro.c (paste_tokens): Update.
1247 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1249 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1251 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1253 * reload1.c (reload): Check CONSTANT_P before calling
1254 LEGITIMATE_PIC_OPERAND_P.
1255 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1256 workaround of 2001-10-13.
1258 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1260 * i386.c (split_di): Handle splitting of DFmode.
1262 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1264 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1265 (adjust_address_1, offset_address): Likewise.
1267 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1268 (output_asm_insn): Call it for each line output.
1269 Don't record an operand more than once.
1271 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1272 * main.c: Include config.h and system.h, but not ansidecl.h.
1273 * Makefile.in (main.o): Update accordingly.
1275 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1277 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1279 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1281 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1282 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1284 (find_sub_basic_blocks): ... here;
1285 (find_many_sub_basic_blocks): New.
1286 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1288 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1290 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1292 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1294 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1295 * flow.c (update_life_info): Measure time.
1296 * c-decl.c: Include timevar.h
1297 (c_expand_body): Measure time.
1298 * toplev.c (rest_of_compilation): Measure time of mode switching
1300 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1302 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1303 (lang_independent_options): Add asynchronous-unwind-tables
1304 (toplev_main): flag_asynchronous_unwind_tables implies
1306 * flags.h (flag_asynchronous_unwind_tables): Declare.
1307 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1308 flag_asynchronous_unwind_tables.
1309 (output_call_frame_info): Likewise.
1310 * invoke.texi (-fasynchronous-unwind-tables): Document.
1311 * i386.c (optimization_options): Enable
1312 flag_asynchronous_unwind_tables.
1314 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1315 * i386.md (s* expanders): Destination is QImode.
1317 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1318 * rtl.h (clear_log_links): Kill.
1319 * flow.c (clear_log_links): Make static; accept blocks parameter;
1320 do no clear life info.
1321 (update_life_info): Call clear_log_links.
1323 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1325 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1327 * cpplex.c (handle_newline, skip_escaped_newlines,
1328 get_effective_char, skip_block_comment, skip_line_comment,
1329 parse_identifier_slow, parse_number, parse_string,
1330 _cpp_lex_direct): Update to do more stepping back.
1331 (trigraph_ok): Similarly. Rename trigraph_p.
1332 (SAVE_STATE, RESTORE_STATE): Remove.
1333 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1335 * cpplib.c (destringize): Rename destringize_and_run, and
1336 call run_directive directly.
1337 (_cpp_do__Pragma): Simplify.
1339 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1341 * pe.c (arm_pe_unique_section): Const-ify.
1342 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1343 (switch_to_section): Add static prototype.
1345 * output.h (drectve_section): Prototype.
1347 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1349 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1350 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1351 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1352 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1353 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1354 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1355 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1356 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1357 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1358 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1359 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1360 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1361 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1362 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1363 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1364 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1365 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1366 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1367 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1368 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1369 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1370 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1371 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1372 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1373 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1374 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1375 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1376 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1377 v850-*-*): Delete superflous ${cpu_type} setting.
1378 * config/linux.h: Delete svr4.h include.
1379 (SET_ASM_OP): Delete.
1380 * config/netware.h (INT_ASM_OP): Undef before define.
1381 * config/ptx4.h: Delete elfos.h include.
1382 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1383 * config/svr4.h: Delete elfos.h include. Update commentary.
1384 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1385 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1386 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1387 config/v850/v850.h: Delete svr4.h include.
1388 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1389 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1390 config/sparc/sysv4.h: Update includes.
1391 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1392 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1393 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1394 config/m88k/dguxbcs.h: Delete includes.
1395 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1396 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1397 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1399 * config/m88k/dgux.h: Delete include.
1400 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1402 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1403 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1404 * config/sh/elf.h: Update include.
1405 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1406 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1408 2001-10-19 Catherine Moore <clm@redhat.com>
1410 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1411 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1412 base and count fields.
1413 (stormy16_expand_builtin_va_start): last_reg_count changed to
1414 size_of_reg_args. Use count + size in first comparison.
1416 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1418 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1419 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1420 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1421 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1422 Set alignment from type if INDIRECT_REF.
1423 (adjust_address_1, offset_address): Simplify alignment compuitation.
1424 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1425 here; done by set_mem_attributes.
1427 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1429 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1430 * arm-protos.h (rdata_section, zero_init_section, common_section):
1432 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1433 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1434 traditional mode stringification.
1435 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1436 in macros controling its use.
1437 * rtlanal.c: Include tm_p.h.
1438 * varasm.c (asm_output_aligned_bss): Mark parameter with
1440 (assemble_constant_align, assemble_start_function, assemble_align,
1441 assemble_variable, assemble_trampoline_template,
1442 output_constant_def_contents): Wrap potentially empty if-stmt body
1445 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1447 * a29k-protos.h (literal_section): Prototype.
1448 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1449 * a29k.md: Ensure function pointers are prototyped.
1450 * genattrtab.c (write_eligible_delay): Mark parameter with
1453 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1455 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1456 * 1750a.c (print_operand): Fix format specifier warning.
1457 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1458 * 1750a.md: Likewise.
1459 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1460 * genemit.c (output_add_clobbers): Mark parameter with
1462 * genrecog.c (write_subroutine): Likewise.
1463 * integrate.c (expand_inline_function): Delete unused variable.
1464 * varasm.c (remove_from_pending_weak_list): Wrap with
1467 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1469 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1470 field is different to previous argument's neg field.
1472 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1474 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1476 * final.c (get_decl_from_op): New function.
1477 (output_asm_insn): Call it; write "*" when item with decl is address.
1479 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1481 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1482 about 64-bit support from the 3.0_branch version.
1484 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1486 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1487 USE_INCLUDED_LIBINTL when appropriate.
1488 * configure, config.in: Regenerate.
1489 * Makefile.in (datadir): Set to @datadir@.
1490 (intl.o): Also depend on $(CONFIG_H) and system.h.
1492 * intl.c: Factor out common gettext initialization sequence.
1493 (gcc_init_libintl): New function.
1494 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1495 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1496 off NLS. Add multiple include guard. No need to #ifdef-guard
1497 an #undef. Prototype gcc_init_libintl here.
1499 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1500 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1501 Use gcc_init_libintl.
1503 2001-10-19 Catherine Moore <clm@redhat.com>
1505 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1507 * config/stormy16/stormy16.c (stormy16_split_move): Make
1508 sure that REG_INC notes are present for auto_inc operands.
1510 2001-10-19 Andreas Jaeger <aj@suse.de>
1512 * configure: Regenerated.
1513 * configure.in: Add x86_64 to switch statements.
1515 2001-10-18 Richard Henderson <rth@redhat.com>
1517 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1518 address into $27 explicitly.
1519 (sibcall_value_osf_1): Likewise.
1521 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1523 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1524 (offset_address): New function.
1525 (free_emit_status): Free regno_decl.
1526 (init_emit): Pass proper number of elements to xcalloc.
1527 Allocate regno_decl.
1528 (mark_emit_status): Mark regno_decl values.
1529 * expr.c (highest_pow2_factor): New function.
1530 (expand_assigment): Use it and offset_address.
1531 Properly handle ptr_mode vs. Pmode in offset calculation.
1532 (store_constructor, expand_expr_unaligned): Likewise.
1533 (expand_expr, case COMPONENT_EXPR): Likewise.
1534 * expr.h (offset_address): New decl.
1535 * function.h (struct emit_status): Add regno_decl.
1536 (REGNO_DECL): New macro.
1537 * final.c (output_asm_name): Move in file and don't conditionalize
1538 on flag_print_asm_name.
1539 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1540 Output names of operands, if known.
1541 * function.c (assign_parms): Set REGNO_DECL.
1542 * integrate.c (integrate_decl_tree): Likewise.
1543 * stmt.c (expand_decl): Likewise.
1544 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1546 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1548 * attribs.c (handle_noinline_attribute): New function.
1549 (handle_used_attribute): Likewise.
1550 (c_common_attribute_table): Added noinline and used.
1551 * doc/extend.texi (Function Attributes): Document them.
1552 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1553 Warn when merging inline with attribute noinline.
1554 (start_decl, start_function): Warn if inline and attribute
1555 noinline appear in the same declaration.
1557 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1559 * config.gcc: Update c4x and i370 for C front end-specific
1561 * config/c4x/c4x-c.c: New.
1562 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1563 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1565 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1566 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1568 (c4x_init_pragma): Remove.
1569 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1570 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1571 c4x_pr_ignored): Move to c4x-c.c.
1572 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1573 * config/c4x/t-c4x: Update.
1574 * config/i370/i370-c.c: New.
1575 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1576 (i370_pr_map): Move to i370-c.c.
1577 * config/i370/t-i370: New.
1579 * doc/tm.texi: Update.
1581 2001-10-17 Stan Shebs <shebs@apple.com>
1583 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1584 typo fixes throughout.
1585 (machopic_output_stub): Remove some dead code.
1587 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1589 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1592 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1594 * Makefile.in (print-rtl.o): Depend on TREE_H.
1595 * alias.c (get_alias_set): Make two passes over objects to first
1596 see if inner object is access via restricted pointer.
1597 Defer allocating alias set for restricted pointer until here.
1598 Call find_placeholder with second arg nonzero.
1600 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1601 set for restricted pointer types.
1602 * emit-rtl.c (set_mem_attributes): Set more attributes.
1603 (set_mem_align, change_address, adjust_address_1): New functions.
1604 (change_address_1): Now static.
1605 (adjust_address, adjust_address_nv): Deleted.
1606 (replace_equiv_address): Call change_address_1.
1607 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1608 (find_placeholder): Get starting point from PLIST arg.
1609 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1610 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1611 (adjust_address, adjust_address_nv): New macros.
1612 * print-rtl.c (tree.h): New include.
1613 (print_rtx, case MEM): Print all memory attributes.
1615 2001-10-17 Richard Henderson <rth@redhat.com>
1617 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1619 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1621 * c-tree.texi: Eliminate duplicated word.
1622 * cpp.texi: Likewise.
1623 * install.texi: Likewise.
1624 * invoke.texi: Likewise.
1625 * tm.texi: Likewise.
1627 2001-10-17 Michael Collison <collison@isisinc.net>
1629 * dsp16xx.c: Fix comment formatting to match GNU standards.
1630 (dsp16xx_output_function_prologue): Change type of 'size'
1631 parameter from 'int' to HOST_WIDE_INT.
1632 (dsp16xx_output_function_epilogue): Change type of 'size'
1633 parameter from 'int' to HOST_WIDE_INT.
1635 2001-10-16 Richard Henderson <rth@redhat.com>
1637 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1638 * configure, config.in: Rebuild.
1640 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1641 (ix86_output_addr_diff_elt): New.
1642 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1643 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1644 (JUMP_TABLES_IN_TEXT_SECTION): New.
1645 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1646 * config/i386/i386-protos.h: Update.
1648 * config/i386/386bsd.h, config/i386/beos-elf.h,
1649 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1650 config/i386/i386-interix.h, config/i386/i386elf.h,
1651 config/i386/linux.h, config/i386/netbsd-elf.h,
1652 config/i386/netbsd.h, config/i386/openbsd.h,
1653 config/i386/ptx4-i.h, config/i386/rtemself.h,
1654 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1655 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1657 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1659 * stmt.c (expand_asm_operands): Update commentary.
1661 2001-10-16 Stan Shebs <shebs@apple.com>
1663 * config/darwin.h (GCC_NAME): Remove, no longer used.
1664 (NO_MATH_LIBRARY): Ditto.
1665 (MATH_LIBRARY): Define to emptiness.
1666 (DWARF2_DEBUGGING_INFO): Define.
1667 (PREFERRED_DEBUGGING_TYPE): Define.
1668 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1669 (EXCEPTION_SECTION): Define.
1670 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1671 * config/darwin.c (darwin_encode_section_info): Handle case of
1672 DECL_INITIAL being error_mark_node.
1674 2001-10-16 Richard Henderson <rth@redhat.com>
1676 * alpha.c (current_file_function_operand): Don't fail for profiling.
1677 (direct_call_operand): New.
1678 * alpha-protos.h: Declare it.
1679 * alpha.h (EXTRA_CONSTRAINT): Use it.
1680 (PREDICATE_CODES): Add it.
1681 (ASM_OUTPUT_MI_THUNK): Remove.
1682 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1683 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1685 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1687 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1688 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1690 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1692 * cfg.c (free_edge): Break out from ....
1693 (remove_edge): ... here.
1694 (clear_edges): Use free_edge.
1696 * att.h (ASM_QUAD): Add comment.
1697 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1699 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1701 * i386.c (split_ti): New function.
1702 (ix86_split_to_parts): Support TImodes.
1703 * i386.h (VALID_INT_MODE_P): Add TImode.
1704 * i386.md (movdi splitter): Fix.
1705 (movti): Support 64bit integer registers.
1706 (movti_rex64): New function and splitter.
1708 * i386.c (*_cost): Add movsx/movzx cost.
1709 * i386.h (struct processor_costs): Add movsx/movzx fields.
1710 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1711 64bit operations require split on 64bit machine.
1712 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1714 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1715 (ix86_expand_move): Avoid pushes of memory if size does not match;
1716 move long constants to register.
1717 (x86_initialize_trampoline): Fix mode.
1718 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1719 Use ASM_QUAD on 64bit.
1720 * i386.md (test pattern): Disallow impossible constants.
1721 (tablejump PIC expander): Fix emitting of sum.
1722 (movdicc_rex64): Rename to movdicc.
1723 * linux64.h (LINK_SPEC): Add missing '%'.
1725 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1727 * tree-inline.c (inlinable_function_p): Leave it up to the
1728 front-end to turn -finline-functions into DECL_INLINE set for all
1731 2001-10-16 Stan Shebs <shebs@apple.com>
1733 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1735 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1737 * recog.c: Formatting and comment typo fixes.
1739 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1740 version in single tree build.
1741 * configure: Regenerate.
1743 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1745 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1746 MODE arguments to gen_rtx and compare operand with const0_rtx.
1748 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1750 * system.h: Poison old unused target macros.
1751 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1752 * config/stormy16/stormy16.c: Update references to obsolete macros.
1753 * config/stormy16/stormy16.h: Similarly.
1754 * config/stormy16/stormy16.md: Similarly.
1755 * config/cris/cris.h: Similarly.
1757 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1759 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1760 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1761 cpp_register_pragma): Update accordingly.
1763 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1765 * c-pragma.h (cpp_register_pragma_space): Remove.
1766 * cpplib.h (cpp_register_pragma_space): Remove.
1767 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1768 (cpp_register_pragma_space): Remove.
1769 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1771 (do_pragma): Similarly.
1772 (_cpp_init_internal_pragmas): Don't register namespaces.
1774 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1775 Don't register namespaces.
1776 * cp/lex.c (init_cp_pragma): Similarly.
1777 * doc/tm.texi: Update.
1779 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1782 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1784 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1786 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1787 add scheduling support.
1788 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1789 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1790 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1793 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1795 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1796 missing CONSTANT_P test in core GCC.
1798 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1800 * cppmain.c (struct printer): New member source.
1801 (scan_translation_unit): Fix spacing at start of lines.
1802 (cb_line_change): Update.
1804 * gcc.dg/cpp/spacing2.c: New test.
1806 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1808 * config/cris/arit.c: Use __builtin_labs, not abs.
1810 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1812 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1813 misplaced sprintf and fprintf argument.
1815 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1817 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1818 * configure.in, Makefile.in: Take out obsolete check-po logic.
1819 * configure, config.in: Regenerate.
1821 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1823 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1824 symtab declarations.
1826 2001-10-12 Stan Shebs <shebs@apple.com>
1828 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1829 declarations of arguments and local variables.
1831 2001-10-12 Christopher Faylor <cgf@redhat.com>
1833 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1834 ENDFILE_SPEC definition.
1836 2001-10-12 Kazu Hirata <kazu@hxi.com>
1838 * gthr-dce.h: Fix comment formatting.
1839 * gthr-posix.h: Likewise.
1840 * gthr-single.h: Likewise.
1841 * gthr-solaris.h: Likewise.
1842 * gthr-vxworks.h: Likewise.
1843 * gthr-win32.h: Likewise.
1845 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1847 * final.c (output_asm_insn): Make sure assembly dialects are
1848 terminated, not nested. Output `|' and `}' characters if they
1849 don't appear inside assembly dialect selection.
1850 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1851 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1852 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1853 strsetsi_rex_1): Add {} braces.
1855 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1857 * toplev.c (compile_file): Ignore return value from yyparse.
1858 Always pop any nested binding levels after yyparse returns.
1860 2001-10-11 Richard Henderson <rth@redhat.com>
1862 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1864 2001-10-11 Richard Henderson <rth@redhat.com>
1866 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1867 fall back to add_AT_long_long for large CONST_INT.
1869 2001-10-11 Richard Henderson <rth@redhat.com>
1871 * config/i386/i386.md (setcc splitters): Add four splitters to
1872 simplify compound compares that simplify_comparison can't handle.
1874 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1876 * cpplex.c (digraph_spellings, token_spellings): Make static.
1878 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1880 * unroll.c (loop_iterations): Fixup last patch.
1882 2001-10-11 Richard Henderson <rth@redhat.com>
1884 * rtl.h (REG_VTABLE_REF): New.
1885 * rtl.c (reg_note_name): Add it.
1886 * combine.c (distribute_notes): Handle it.
1887 * final.c (final_scan_insn): Handle it.
1888 * tree.def (VTABLE_REF): New.
1889 * expr.c (expand_expr): Handle it.
1890 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1891 * output.h: Declare them.
1893 2001-10-11 Richard Henderson <rth@redhat.com>
1895 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1898 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1900 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1901 available in 64-bit mode.
1903 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1905 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1906 cris-*-linux* cases.
1907 * config/cris/cris-protos.h: New file.
1908 * config/cris/cris.c: New file.
1909 * config/cris/cris.h: New file.
1910 * config/cris/cris.md: New file.
1911 * config/cris/linux.h: New file.
1912 * config/cris/aout.h: New file.
1913 * config/cris/arit.c: New file.
1914 * config/cris/cris_abi_symbol.c: New file.
1915 * config/cris/mulsi3.asm: New file.
1916 * config/cris/t-aout: New file.
1917 * config/cris/t-cris: New file.
1918 * config/cris/t-elfmulti: New file.
1919 * config/cris/t-linux: New file.
1920 * doc/invoke.texi: Add CRIS options.
1921 * doc/install.texi (Specific): Add blurb for CRIS.
1923 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1925 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1927 * config/float/i32.h: Likewise.
1928 * config/float-i386.h: Likewise.
1929 * config/float-i64.h: Likewise.
1930 * config/float-m68k.h: Likewise.
1931 * config/float-sh.h: Likewise.
1932 * config/float-sparc.h: Likewise.
1934 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1936 * doc/contrib.texi: Add note about CRIS port to my entry.
1938 2001-10-11 Kazu Hirata <kazu@hxi.com>
1940 * basic-block.h: Fix formatting.
1941 * bitmap.h: Likewise.
1942 * cpplib.h: Likewise.
1943 * c-tree.h: Likewise.
1944 * diagnostic.h: Likewise.
1945 * flags.h: Likewise.
1947 * longlong.h: Likewise.
1949 * reload.h: Likewise.
1953 2001-10-10 Richard Henderson <rth@redhat.com>
1955 * c-parse.in (asm_operand): Allow named operands.
1956 * genconfig.c (max_recog_operands): Set to 29.
1957 * local-alloc.c (requires_inout): Skip multiple digits.
1958 * recog.c (asm_operand_ok): Likewise.
1959 (preprocess_constraints): Use strtoul for matching constraints.
1960 (constrain_operands): Likewise.
1961 * regmove.c (find_matches): Likewise.
1962 * reload.c (find_reloads): Likewise.
1963 * stmt.c (parse_output_constraint): Don't reject in-out
1964 constraint on operands > 9. Reject '[' in constraint.
1965 (expand_asm_operands): Handle named operands. Use strtoul
1966 for matching constraints.
1967 (check_operand_nalternatives): Split out from expand_asm_operands.
1968 (check_unique_operand_names): New.
1969 (resolve_operand_names, resolve_operand_name_1): New.
1971 * doc/extend.texi (Extended Asm): Document named operands.
1972 * doc/md.texi (Simple Constraints): Document matching constraints
1975 2001-10-10 Richard Henderson <rth@redhat.com>
1977 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1979 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1980 (jcc splitters): Add two splitters to simplify compound compares
1981 that simplify_comparison can't handle.
1983 2001-10-10 Richard Henderson <rth@redhat.com>
1985 * langhooks.c: Include langhooks.h.
1986 * Makefile.in (langhooks.o): Depend on it.
1988 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1990 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1991 should not be considered as a no-op.
1992 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1994 2001-10-10 Stan Shebs <shebs@apple.com>
1996 * alias.c: Remove uses of "register" specifier in declarations
1997 of arguments and local variables.
1998 * c-common.c: Ditto.
1999 * c-convert.c: Ditto.
2001 * c-format.c: Ditto.
2002 * c-semantics.c: Ditto.
2003 * c-typeck.c: Ditto.
2004 * caller-save.c: Ditto.
2007 * cfgbuild.c: Ditto.
2009 * collect2.c: Ditto.
2013 * cppfiles.c: Ditto.
2016 * defaults.h: Ditto.
2018 * dwarf2out.c: Ditto.
2019 * dwarfout.c: Ditto.
2020 * emit-rtl.c: Ditto.
2025 * fix-header.c: Ditto.
2026 * floatlib.c: Ditto.
2028 * fold-const.c: Ditto.
2029 * function.c: Ditto.
2032 * gen-protos.c: Ditto.
2033 * genattrtab.c: Ditto.
2034 * gencheck.c: Ditto.
2035 * genconfig.c: Ditto.
2037 * genextract.c: Ditto.
2038 * genflags.c: Ditto.
2039 * gengenrtl.c: Ditto.
2040 * genoutput.c: Ditto.
2042 * genrecog.c: Ditto.
2043 * gensupport.c: Ditto.
2047 * haifa-sched.c: Ditto.
2048 * hard-reg-set.h: Ditto.
2050 * integrate.c: Ditto.
2053 * local-alloc.c: Ditto.
2055 * mips-tdump.c: Ditto.
2056 * mips-tfile.c: Ditto.
2059 * print-rtl.c: Ditto.
2060 * read-rtl.c: Ditto.
2063 * reg-stack.c: Ditto.
2064 * regclass.c: Ditto.
2069 * resource.c: Ditto.
2073 * sched-deps.c: Ditto.
2074 * sched-rgn.c: Ditto.
2076 * simplify-rtx.c: Ditto.
2078 * stor-layout.c: Ditto.
2085 * xcoffout.c: Ditto.
2087 2001-10-10 Richard Henderson <rth@redhat.com>
2089 * rtl.h (can_reverse_comparison_p): Remove.
2091 2001-10-10 Christopher Faylor <cgf@redhat.com>
2093 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2096 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2098 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2099 (Thanks to Chris Faylor for suggesting macro name).
2100 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2102 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2103 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2104 (MATH_LIBRARY): Undef before definition.
2105 (OUTPUT_QUOTED_STRING): Likewise.
2106 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2108 2001-10-10 Richard Henderson <rth@redhat.com>
2110 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2111 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2112 a tristate comparison value.
2113 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2115 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2118 * unroll.c (loop_iterations): Ignore insns generated by loop
2121 * config.gcc (mips*-*-gnu*): Delete support.
2122 * config/mips/gnu.h: Remove.
2124 2001-10-10 Kazu Hirata <kazu@hxi.com>
2126 * calls.c: Fix formatting.
2127 * c-decl.c: Likewise.
2128 * cfgcleanup.c: Likewise.
2129 * combine.c: Likewise.
2130 * cppfiles.c: Likewise.
2131 * cpplib.c: Likewise.
2132 * cppmacro.c: Likewise.
2133 * crtstuff.c: Likewise.
2135 * dwarf2out.c: Likewise.
2136 * expmed.c: Likewise.
2138 * fold-const.c: Likewise.
2139 * function.c: Likewise.
2141 * genattrtab.c: Likewise.
2142 * ggc-page.c: Likewise.
2143 * integrate.c: Likewise.
2144 * libgcc2.c: Likewise.
2146 * optabs.c: Likewise.
2147 * profile.c: Likewise.
2148 * protoize.c: Likewise.
2150 * recog.c: Likewise.
2151 * reload1.c: Likewise.
2152 * reload.c: Likewise.
2153 * reorg.c: Likewise.
2154 * resource.c: Likewise.
2155 * sched-rgn.c: Likewise.
2156 * sdbout.c: Likewise.
2158 * toplev.c: Likewise.
2159 * varasm.c: Likewise.
2161 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2163 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2164 * Makefile.in (langhooks.o): Add dependencies.
2166 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2168 * rs6000.c (rs6000_emit_load_toc_table): Don't
2169 strdup the toc label.
2170 (create_TOC_reference): Likewise.
2172 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2174 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2177 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2179 * config/i386/i386.c (ix86_attribute_table): Correct
2180 min_len, max_len fields for dllimport, dllexport and shared.
2182 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2184 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2185 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2186 Consistently use "nonzero" instead of "non-zero".
2188 2001-10-09 Kazu Hirata <kazu@hxi.com>
2190 * acconfig.h: Fix comment formatting.
2191 * c-dump.h: Likewise.
2192 * c-tree.h: Likewise.
2193 * conditions.h: Likewise.
2195 * function.h: Likewise.
2197 * hwint.h: Likewise.
2198 * integrate.h: Likewise.
2201 * optabs.h: Likewise.
2203 2001-10-09 Kazu Hirata <kazu@hxi.com>
2205 * c-common.h: Fix comment formatting.
2206 * c-dump.c: Likewise.
2208 * diagnostic.h: Likewise.
2209 * except.c: Likewise.
2211 * gcov-io.h: Likewise.
2212 * genattrtab.c: Likewise.
2213 * output.h: Likewise.
2214 * predict.h: Likewise.
2215 * reload1.c: Likewise.
2216 * reload.h: Likewise.
2217 * resource.h: Likewise.
2219 * system.h: Likewise.
2221 * tree-inline.c: Likewise.
2222 * tsystem.h: Likewise.
2223 * varasm.c: Likewise.
2224 * xcoffout.h: Likewise.
2226 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2228 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2230 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2232 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2233 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2234 config/i386/netware.h, config/mcore/gfloat.h,
2235 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2236 config/netware.h, gccbug.in: Update FSF address.
2238 2001-10-09 Kazu Hirata <kazu@hxi.com>
2240 * c-common.c: Fix comment typos.
2241 * cfgrtl.c: Likewise.
2242 * collect2.c: Likewise.
2243 * cpplex.c: Likewise.
2244 * doloop.c: Likewise.
2245 * dwarf2out.c: Likewise.
2246 * dwarfout.c: Likewise.
2248 * fold-const.c: Likewise.
2252 * global.c: Likewise.
2253 * ifcvt.c: Likewise.
2255 * optabs.c: Likewise.
2256 * protoize.c: Likewise.
2257 * regclass.c: Likewise.
2258 * reorg.c: Likewise.
2262 * doc/cpp.texi: Likewise.
2263 * doc/c-tree.texi: Likewise.
2264 * doc/extend.texi: Likewise.
2265 * doc/invoke.texi: Likewise.
2266 * doc/objc.texi: Likewise.
2267 * doc/tm.texi: Likewise.
2269 2001-10-08 Richard Henderson <rth@redhat.com>
2271 * varasm.c (set_named_section_flags): Initialize "declared".
2273 2001-10-08 Robert Lipe <robertlipe@usa.net>
2275 * varasm.c (struct in_named_entry): Add declared.
2276 (named_section_first_declaration): New function.
2277 (default_elf_asm_named_section): Use it.
2278 * output.h (named_section_first_declaration): New.
2280 2001-10-08 Richard Henderson <rth@redhat.com>
2282 * i386.md (movsi_xor): Export.
2283 (setcc peep2): Use it when available; add an alternative to
2284 match zero_extendhisi2_and.
2286 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2288 * romp-protos.h (romp_initialize_trampoline): New function.
2289 * romp.c (romp_initialize_trampoline): Likewise.
2290 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2291 romp_initialize_trampoline.
2293 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2295 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2296 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2297 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2298 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2300 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2302 * unroll.c (loop_iterations): Extend check for multiple back edges.
2304 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2306 * langhooks.h: New file.
2307 * Makefile.in (OBJS): Added langhooks.o.
2308 (c-lang.o): Depend on langhooks.h.
2309 (c-common.o): Don't depend on tree-inline.h.
2310 (tree-inline.o): Depend on toplev.h.
2311 (langhooks.o): New rule.
2312 * c-common.c: Don't include tree-inline.h.
2313 (c_mark_lang_decl): Mark argument c as unused.
2314 (c_common_lang_init): Don't initialize hooks here.
2315 * c-lang.c: Include langhooks.h, then override some macros.
2316 (lang_hooks): Initialize with macros in langhooks.h.
2317 (c_init): Don't initialize hooks here.
2318 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2319 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2320 * tree-inline.c: Include toplev.h. Don't define hook variables.
2321 * tree-inline.h: Don't define hook types nor declare hook
2322 variables. Move macros to...
2323 * langhooks.c: ... new file, as functions. Adjust all callers.
2325 2001-10-08 Jeffrey A Law <law@cygnus.com>
2327 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2328 purge_mem_unchanging_flag on all instructions, not just on those
2329 before NOTE_INSN_FUNCTION_BEG.
2331 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2333 * cppmacro.c (_cpp_create_definition): Leave comments off.
2335 * doc/cpp.texi: Update.
2337 2001-10-08 DJ Delorie <dj@redhat.com>
2339 * c-decl.c (grokfield): Make sure the only unnamed fields
2340 we're allowing are either structs or unions.
2341 * doc/extend.texi: Add documentation for the unnamed field
2344 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2346 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2347 * configure.in: Use it.
2348 * configure: Regenerated.
2349 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2350 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2352 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2354 * cppfiles.c (open_file): Don't mark zero-length files
2355 never-reread here. Don't output diagnostics here either.
2356 (stack_include_file): Mark them never-reread here.
2357 (_cpp_read_file): Update.
2359 2001-10-08 Richard Henderson <rth@redhat.com>
2361 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2363 2001-10-08 Richard Henderson <rth@redhat.com>
2365 * expr.c (store_expr): When converting a CONST_INT for storage
2366 in a SUBREG, convert it to both SUBREG modes before stripping
2369 2001-10-08 Richard Henderson <rth@redhat.com>
2371 * varasm.c (restore_varasm_status): New.
2372 * function.h: Declare it.
2373 * function.c (pop_function_context_from): Call it.
2375 2001-10-08 Richard Henderson <rth@redhat.com>
2377 * c-common.h (struct c_lang_decl): Add declared_inline.
2378 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2379 * c-lang.c (c_disregard_inline_limits): Use it.
2380 * c-decl.c (duplicate_decls): Likewise.
2381 (pushdecl, redeclaration_error_message): Likewise.
2382 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2383 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2384 Set DECL_INLINE if -finline-functions.
2385 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2387 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2389 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2390 in enter_macro_context. Create a padding token in its own context
2391 if necessary when the search for '(' fails.
2392 (enter_macro_context): Update.
2394 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2396 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2397 genmultilib, toplev.c: Fix spelling errors of "separate" as
2398 "seperate", and corresponding spelling errors of related words.
2400 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2402 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2403 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2405 * c-dump.c (dump_option_value_info): Likewise.
2406 * c-format.c (format_length_info, format_char_info,
2407 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2408 * collect2.c (names): Likewise.
2409 * cppdefault.h (default_include): Likewise.
2410 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2411 * flow.c (life_analysis): Likewise.
2412 * gcc.c (dir_separator_str, modify_target, option_map,
2413 target_option_translations, spec_list_1, extra_specs_1,
2414 init_spec): Likewise.
2415 * gcov.c (gcov_version_string): Likewise.
2416 * genattr.c (write_units): Likewise.
2417 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2418 * gengenrtl.c (rtx_definition, defs): Likewise.
2419 * genrecog.c (pred_table): Likewise.
2420 * global.c (global_alloc): Likewise.
2421 * lcm.c (optimize_mode_switching): Likewise.
2422 * local-alloc.c (find_free_reg): Likewise.
2423 * params.h (param_info): Likewise.
2424 * predict.c (predictor_info): Likewise.
2425 * protoize.c (unexpansion_struct): Likewise.
2426 * real.c (bmask): Likewise.
2427 * recog.h (insn_operand_data, insn_data): Likewise.
2428 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2429 * stmt.c (expand_nl_goto_receiver): Likewise.
2430 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2431 target_switches, target_options): Likewise.
2432 * tradcif.y (token, tokentab2, yylex): Likewise.
2433 * tree.h (attribute_spec): Likewise.
2435 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2437 * arc.c (arc_output_function_epilogue): Likewise.
2438 * arm.c (processors, all_cores, all_architectures,
2439 arm_override_options, isr_attribute_arg, isr_attribute_args,
2440 arm_isr_value): Likewise.
2441 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2443 * c4x.c (c4x_int_reglist): Likewise.
2444 * d30v.c (override_options): Likewise.
2445 * h8300.c (shift_insn): Likewise.
2446 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2447 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2448 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2449 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2450 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2451 * i386.h (processor_costs, ix86_cost): Likewise.
2452 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2453 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2454 * m68k.c (codes_68881, codes_FPA): Likewise.
2455 * m88k.c (mode_from_align, max_from_align, all_from_align,
2456 best_from_align, m_options): Likewise.
2457 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2458 * mcore.c (mode_from_align): Likewise.
2459 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2460 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2461 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2462 * mips.h (mips_regno_to_class): Likewise.
2463 * ns32k.c (scales): Likewise.
2464 * pa.c (import_string, magic_milli): Likewise.
2465 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2466 * sparc.c (leaf_reg_remap, sparc_override_options,
2467 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2469 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2471 2001-10-07 Dale Johannesen <dalej@apple.com>
2473 * reload1.c (reload_reg_free_p): Teach register interference
2474 checking that multiple output reloads are emitted in
2476 reload1.c (reload_reg_reaches_end_p): Ditto.
2477 reload1.c (reloads_conflict): Ditto.
2479 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2481 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2482 NULL_TREE inside @code.
2484 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2486 * doc/gcc.texi: Document consistent style of "32-bit",
2487 "Objective-C", and "@code{NULL}".
2489 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2491 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2492 (cpp_token_len, cpp_spell_token, cpp_output_token,
2493 _cpp_equiv_tokens): Handle it.
2494 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2495 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2496 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2499 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2501 * gcc.c (default_compilers): Remove .ada.
2503 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2505 * doc/cppinternals.texi: Update.
2507 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2509 * gcc.c (main): Set this_file_error if the appropriate
2510 compiler for a language has not been installed.
2512 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2514 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2516 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2518 * gccbug.in (CATEGORIES): Add ada.
2520 2001-10-05 Catherine Moore <clm@redhat.com>
2522 * config/stormy16/stormy-abi: Document abi changes.
2523 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2524 (ICALL_REGS): New register class.
2525 (NUM_ARGUMENT_REGISTERS): Now 6.
2526 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2528 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2529 * config/stormy16.md (call_internal, call_value_internal,
2530 indirect_jump): Use new 'z' constraint.
2532 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2534 * doc/cppinternals.texi: Update.
2536 2001-10-05 Richard Henderson <rth@redhat.com>
2538 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2539 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2540 the gas section-name-as-label feature.
2542 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2544 * doc/cppinternals.texi: Update.
2546 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2548 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2549 to ensure valid SImode constants.
2551 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2553 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2554 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2555 * c-decl.c: Include tree-inline.h.
2556 (c_expand_body): Call optimize_inline_calls. Determine whether
2557 a function is inlinable upfront, and only clear
2558 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2559 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2560 (c_disregard_inline_limits): New function.
2561 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2562 (c_post_options): Enable tree inlining if inlining is enabled.
2563 Don't inline trees when instrumenting functions.
2564 (c_init): Initialize lang_disregard_inline_limits and
2565 lang_cannot_inline_tree_fn.
2566 * tree-inline.c (initialize_inlined_parameters): Handle calls
2567 with fewer arguments than declared parameters, and fewer
2568 parameters than passed arguments. Don't assume value is a
2570 (declare_return_variable): Convert return value back to the
2571 original type, if it was promoted.
2572 (tree_inlinable_function_p): New function.
2573 (inlinable_function_p): Don't look at DECL_INLINE if we're
2574 inlining all functions. Make it work with a NULL id.
2575 Re-check DECL_UNINLINABLE after language-specific checks.
2576 * tree-inline.h (tree_inlinable_function_p): Declare it.
2577 * integrate.c (save_for_inline): Don't bother to prepare argvec
2579 * cse.c (check_for_label_ref): Don't check deleted labels.
2581 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2582 * tree-inline.c: Include headers needed for the functions moved in.
2583 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2584 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2585 (copy_body, initialize_inlined_parameters): Likewise.
2586 (declare_return_variable, inlinable_function_p): Likewise.
2587 (expand_call_inline, expand_calls_inline): Likewise.
2588 (optimize_inline_calls, clone_body): Likewise.
2589 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2590 (copy_tree_r, remap_save_expr): Likewise.
2592 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2594 * Makefile.in (OBJS): Added tree-inline.o.
2595 (c-common.o): Depend on tree-inline.h.
2596 (tree-inline.o): New target.
2597 * c-common.c: Include tree-inline.h.
2598 (c_mark_lang_decl): Don't mark saved_tree.
2599 (c_common_lang_init): Set lang_anon_aggr_type_p.
2600 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2601 (struct c_lang_decl): Moved saved_tree to tree_decl.
2602 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2603 * integrate.h (function_attribute_inlinable_p): Declare it.
2604 * integrate.c (function_attribute_inlinable_p): Export it.
2605 * tree-inline.c: New file. Define variables declared in...
2606 * tree-inline.h: New file. Declare functions to be moved to
2607 tree-inline.c. Define macros and declare types and hooks for
2608 language-specific tree inlining.
2609 (flag_inline_trees): Moved definition from cp/decl2.c.
2610 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2611 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2612 (struct tree_decl): Moved saved_tree from c_lang_decl and
2613 inlined_fns from C++'s lang_decl.
2615 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2617 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2618 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2620 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2622 * doc/cppinternals.texi: Update.
2624 2001-10-04 Eric Christopher <echristo@redhat.com>
2626 * config/mips/mips.c (init_cumulative_args): Remember to set
2628 * config.gcc: Redo linux configuration. Add target_cpu_default
2629 of soft-float to all mipsisa32 combinations and tx39.
2630 * config/mips/linux.h: Remove include of mips.h.
2632 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2634 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2635 HOST_LDFLAGS and HOST_CPPFLAGS.
2637 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2639 * c-parse.in (objc_inherit_code, objc_pq_context,
2640 objc_public_flag): Make static.
2641 (objc_interface_context, objc_implementation_context,
2642 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2643 global tree array in objc/objc-act.[ch].
2644 (methoddef): Remove unnecessary code.
2646 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2647 Hoist struct definitions to objc-act.h.
2648 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2649 cat_count): Place declaration in objc-act.h.
2650 (objc_tree_index): Move enumeration to objc-act.h.
2651 (objc_global_trees): Place declaration and macro accessors in
2653 (implementation_context): Remove duplicate; use
2654 objc_implementation_context instead:
2655 (method_context): Remove duplicate; use objc_method_context
2657 (objc_ellipsis_node, objc_method_prototype_template,
2658 implemented_classes, function_type): Move global vars to
2660 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2661 (build_message_expr): Move actual construction of ObjC message
2662 send nodes to finish_message_expr.
2663 (finish_message_expr): New routine, contains code formerly in
2665 * objc/objc-act.h (finish_message_expr): New prototype.
2666 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2667 declarations; these vars are now part of objc_global_trees.
2668 (objc_tree_index, objc_global_trees): Move definitions from
2670 * objc/objc-tree.def: Update copyright info.
2672 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2674 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2676 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2677 only if TARGET_ARCH64.
2679 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2681 * doc/extend.texi: Fix some problems with previous checkin.
2682 * doc/invoke.texi: Likewise.
2684 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2686 * cpphash.h: Update comments.
2687 (cpp_context): Update.
2688 (spec_nodes): Remove n__Pragma.
2689 * cppinit.c (cpp_create_reader): Update.
2690 (builtin_array): Add _Pragma.
2691 * cpplib.h: Update comments.
2692 (NODE_DISABLED, BT_PRAGMA): New.
2693 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2694 * cppmacro.c (struct cpp_macro): Remove disabled.
2695 (builtin_macro): Return int, handle _Pragma, push the new token
2696 on the context stack.
2697 (funlike_invocation_p): Unconstify, update.
2698 (enter_macro_context): Handle builtins here.
2699 (replace_args, push_token_context, push_ptoken_context):
2700 Update for prototype changes.
2701 (_cpp_pop_context): Update.
2702 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2703 (cpp_sys_macro_p): Update.
2704 (_cpp_free_definition): Clear disabled flag.
2705 (_cpp_create_definition): Upate.
2706 * cppmain.c: Update comments.
2708 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2709 Andreas Jaeger <aj@suse.de>,
2710 Jan Hubicka <jh@suse.cz>
2712 * doc/invoke.texi (i386 Options): Document x86-64 options.
2713 (i386 and x86-64 Options): Rename i386 options section.
2715 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2716 (TARGET_SWITCHES): Add -munwind-info.
2717 (MASK_NO_UNWIND_INFO): New.
2718 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2720 (ASM_OUTPUT_DOUBLE_INT): New.
2722 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2723 * config.gcc: Fix tm_file settings for x86-64.
2724 * config/i386/x86-64.h: New file with OS independent x86-64
2726 * config/i386/biarch64.h: New file used to configure compiler
2727 to biarch/64bit compilation.
2729 * config/i386/i386.c: (override_options): Set flags default
2730 for 64bit compilation.
2732 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2734 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2735 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2736 constants on x86_64.
2737 (ix86_attr_length_immediate_default): Support MODE_DI.
2738 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2740 (indirect_jump, tablejump): Turn into expander.
2742 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2744 * c-common.c (c_format_attribute_table): Make format and
2745 format_arg attributes apply to function types rather than to
2747 (is_valid_printf_arglist): Construct an attribute list and pass
2748 that to check_function_format rather than a name.
2749 * c-common.h (check_function_format): Adjust prototype.
2750 * c-decl.c (duplicate_decls): Preserve attributes from type of
2751 built-in decl when allowing for harmless conflict in types.
2752 * c-format.c (record_function_format,
2753 record_international_format, function_format_list,
2754 international_format_info, international_format_list): Remove.
2755 (function_format_info): Remove next, name and assembler_name.
2756 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2757 (decode_format_attr): New.
2758 (handle_format_attribute): Handle receiving a type rather than a
2759 decl. Call decode_format_attr. Store format information in a
2760 function_format_info.
2761 (handle_format_arg_attribute): Correct comment. Handle receiving
2762 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2764 (check_format_info_recurse, check_format_info_main): Take argument
2765 numbers as unsigned HOST_WIDE_INT.
2766 (check_function_format): Take a list of attributes from the
2767 function type rather than a name or assembler name. Check for
2768 format attributes in that list and the attributes on the type of
2769 the current function rather than looking through
2770 function_format_list.
2771 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2773 (check_format_info_recurse): Take format_arg attributes from the
2774 type of the function calls rather than using
2775 international_format_list. Allow for multiple format_arg
2777 * c-typeck.c (build_function_call): Pass type attributes to
2778 check_function_format rather than name or assembler name. Don't
2779 require there to be a name or assembler name to check formats.
2781 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2783 * attribs.c (decl_attributes): Possibly call
2784 insert_default_attributes to insert default attributes on
2785 functions in a lazy manner.
2786 * builtin-attrs.def: New file; define the default format and
2787 format_arg attributes.
2788 * c-common.c (c_format_attribute_table): Move to earlier in the
2790 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2791 (enum built_in_attribute, built_in_attributes,
2792 c_attrs_initialized, c_init_attributes,
2793 c_common_insert_default_attributes): New.
2794 (c_common_lang_init): Don't initialize format_attribute_table. Do
2795 call c_init_attributes.
2796 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2797 * c-common.h (init_function_format_info): Don't declare.
2798 (c_common_insert_default_attributes): Declare.
2799 * c-decl.c (implicitly_declare, builtin_function): Call
2801 (init_decl_processing): Don't call init_function_format_info.
2802 (insert_default_attributes): New.
2803 * c-format.c (handle_format_attribute,
2804 handle_format_arg_attribute): Be quiet about inappropriate
2805 declaration when applying default attributes.
2806 (init_function_format_info): Remove.
2807 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2808 (insert_default_attributes): Declare.
2810 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2812 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2814 2001-10-01 Jim Wilson <wilson@redhat.com>
2816 * sched-deps.c (add_dependence): When elide conditional dependence,
2817 check that insn doesn't modify cond2.
2819 2001-10-01 Dale Johannesen <dalej@apple.com>
2821 * config/rs6000/rs6000.h (enum processor_type): Add support
2822 for 7400 (G4) and 7450.
2824 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2825 (rs6000_issue_rate): Ditto.
2826 (rs6000_adjust_cost): Fix cycle counts for compares.
2827 (debug_stack_info): Fix an obvious typo.
2828 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2829 * doc/invoke.texi: Document.
2830 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2832 (PROCESSOR_DEFAULT): Ditto.
2834 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2836 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2837 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2838 later recursive make invocation.
2840 2001-10-01 Hans Boehm <boehm@acm.org>
2842 * optabs.c (emit_libcall_block): When using non-call exceptions,
2843 don't add REG_LIBCALL reg notes to trapping calls.
2845 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2847 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2848 (propagate_one_insn): Update for above change
2850 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2852 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2853 _Unwind_GetTextRelBase): Argument is unused.
2855 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2857 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2858 Loop through NOPs, placeholders, and components.
2859 Don't go through NOPs if change mode.
2860 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2861 * emit-rtl.c (set_mem_alias_set): Enable check.
2862 * expr.c (find_placeholder): New function.
2863 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2864 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2865 to modify it and avoid unneeded copies.
2866 * expr.h (expand_expr): Always define.
2867 (find_placeholder): New declaration.
2869 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2871 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2872 operand 2 is the stack pointer.
2873 ("addr-peephole"): Fix address computation peephole when operand 2
2874 is the stack pointer.
2876 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2878 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2879 (ix86_setup_incoming_varargs): Likewise.
2881 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2883 * stor-layout.c (layout_type): Don't complain about too-large
2886 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2888 * function.c (keep_stack_depressed): Don't use delete_insn.
2890 * expr.h (set_mem_alias_set): Move decl to here.
2891 * rtl.h (mem_attrs): New typedef and struct.
2892 (union rtunion_def): Add field for mem_attrs.
2893 (X0MEMATTR, MEM_ATTRS): New macros.
2894 (MEM_ALIAS_SET): Use MEM_ATTRS.
2895 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2896 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2897 (set_mem_alias_set): Delete decl from here.
2899 * alias.c (set_mem_alias_set): Delete from here.
2900 * emit-rtl.c (mem_attrs_htab): New variable.
2901 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2902 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2903 (mem_attrs_mark, get_mem_attrs): Likewise.
2904 (gen_rtx_MEM): Clear MEM_ATTRS.
2905 (set_mem_attributes): Move to here.
2906 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2907 (init_emit_once): const_int_htab now deletable htab.
2908 Initialize mem_attrs_htab.
2909 * explow.c (set_mem_attributes): Delete from here.
2910 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2911 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2912 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2913 * reload1.c (reload): Rework changing REG to MEM.
2915 2001-09-30 H.J. Lu <hjl@gnu.org>
2917 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2918 * config.in: Rebuild.
2920 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2922 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2923 ("tsthi_1"): Avoid allocation in register y.
2924 ("*movqi_68hc12"): Reorganize and fix constraints.
2925 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2926 ("addqi3"): Likewise.
2927 ("addhi3"): Fix constraints.
2928 ("*logicalhi3_zexthi"): Disparage soft registers.
2930 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2932 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2935 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2937 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2938 that we use setjmp/longjmp exceptions.
2940 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2942 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2943 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2944 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2945 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2946 (_cpp_extend_buff, BUFF_ROOM): Update.
2947 (_cpp_append_extend_buff): New.
2948 (struct cpp_reader): Remove macro_pool, add a_buff.
2949 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2951 (cpp_destroy): Free a_buff instead of macro_pool.
2952 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2953 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2954 _cpp_pool_alloc, ): Remove.
2955 (parse_number, parse_string): Update use of _cpp_extend_buff.
2956 (_cpp_extend_buff): Update.
2957 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2958 * cpplib.c (glue_header_name, parse_answer):
2959 Update use of _cpp_extend_buff.
2960 (cpp_register_pragma, cpp_register_pragma_space): Use
2962 (do_assert, do_unassert): Check for EOL, update.
2963 * cppmacro.c (stringify_arg, collect_args): Update to use
2964 _cpp_extend_buff and _cpp_append_extend_buff.
2965 (save_parameter, parse_params, alloc_expansion_token,
2966 _cpp_create_definition): Rework memory management.
2968 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2970 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2971 update md_exec_prefix.
2972 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2975 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2977 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2978 (SELECT_CC_MODE): Use s390_select_ccmode.
2979 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2980 * config/s390/s390.c (s390_select_ccmode): New.
2981 (s390_match_ccmode): Add CCLmode.
2982 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2983 (output_branch_condition, output_inverse_branch_condition): Removed.
2984 (print_operand): Use s390_branch_condition_mnemonic.
2985 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2986 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2987 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2989 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2990 when converting conditional branches to far branches.
2991 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2992 cmpint_di): Use CCSmode instead of CCUmode.
2994 * config/s390/s390.c (legitimate_la_operand_p): New.
2995 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2996 * config/s390/s390.md (movsi): Convert load address patterns to
2997 arithmetic operations when necessary.
2998 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2999 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3000 (*do_la_reg_0): Don't use before reload.
3002 * config/s390/s390.c (legitimize_address): Make more efficient
3003 use of two-register addressing mode.
3005 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3006 with -mno-backchain in some corner cases.
3008 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3010 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3012 * reload.c (find_reloads): Mark new USE insns with QImode.
3013 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3014 find_reloads_subreg_address): Likewise.
3015 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3017 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3019 (reload): Make sure there are no USEs with mode other than
3020 VOIDmode. At the end, remove those marked with QImode.
3022 2001-09-29 Per Bothner <per@bothner.com>
3024 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3025 * Makefile.in (includedir): Rename to local_includedir.
3026 (includedir): Define as $(prefix)/include.
3027 * config.in (PREFIX_INCLUDE_DIR): New variable.
3028 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3030 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3032 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3034 * doc/extend.texi (Vector Extensions): New node.
3035 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3036 i386 -mmmx, -msse, -m3dnow.
3038 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3040 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3042 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3044 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3046 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3048 2001-09-28 Richard Henderson <rth@redhat.com>
3050 * varasm.c (assemble_integer): Bound alignment check by
3053 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3055 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3057 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3059 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3061 Mostly from Graham Stott <grahams@redhat.com>
3062 * c-common.c (type_for_mode): Add support for V2SFmode.
3063 * tree.c (build_common_tree_nodes_2): Likewise.
3064 * tree.h (enum tree_index, global_trees): Likewise.
3065 * config/i386/i386.c (x86_3dnow_a): New variable.
3066 (override_options): Support 3Dnow extensions.
3067 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3068 Athlon's version of 3Dnow.
3069 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3070 (ix86_expand_builtin): Handle them.
3071 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3072 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3073 TARGET_3DNOW_A): New macros.
3074 (TARGET_SWITCHES): Add 3Dnow switches.
3075 (VALID_MMX_REG_MODE_3DNOW): New macro.
3076 (VECTOR_MODE_SUPPORTED_P): Use it.
3077 (enum ix86_builtins): Add entries for 3Dnow builtins.
3078 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3079 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3080 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3081 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3082 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3083 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3084 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3085 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3086 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3087 sfence_insn, prefetch): Make these available if TARGET_SSE or
3090 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3092 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3093 ix86_va_start, ix86_build_va_list): Declare.
3094 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3095 ix86_va_start, ix86_build_va_list): New global functions.
3096 * i386.md (sse_prologue_save_insn): New insn.
3097 (sse_prologue_save): New expander.
3098 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3099 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3101 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3103 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3104 Use size_t everywhere, make definitions consistent with
3107 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3109 * gcse.c (replace_store_insn): Use delete_insn.
3110 * loop.c (move_movables): Likewise; avoid delete_insn
3111 from clobbering notes moved elsewhere.
3112 (check_dbra_loop): Use delete_insn.
3113 * ssa.c (convert_from_ssa): Likewise.
3114 * cse.c (cse_insn): Use delete_insn.
3116 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3118 * cpphash.h (struct cpp_buff): Make unsigned.
3119 (_cpp_get_buff): Take length of size_t.
3120 (_cpp_unaligned_alloc): New.
3121 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3122 (struct cpp_reader): Remove ident_pool. Add u_buff.
3123 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3124 (cpp_destroy): Destroy u_buff, not ident_pool.
3125 * cpplex.c (parse_number, parse_string, save_comment,
3126 cpp_token_as_text): Update to use the unaligned buffer.
3127 (new_buff): Make unsigned.
3128 (_cpp_unaligned_alloc): New.
3129 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3130 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3132 (collect_args): Make unsigned.
3134 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3136 * cpplex.c (cpp_output_token): Use a putc loop for
3137 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3139 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3140 * configure, config.in: Regenerate.
3141 * system.h: Replace fwrite and fprintf with their unlocked
3142 variants if available.
3144 2001-09-27 Richard Henderson <rth@redhat.com>
3146 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3147 in favour of .eh_frame.
3149 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3151 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3153 (LIBCALL_VALUE): Likewise.
3155 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3157 * cpphash.h: Update comment.
3158 * cpplex.c: Update comments.
3159 (_cpp_can_paste): Remove.
3160 * cpplib.h (_cpp_can_paste): Remove.
3161 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3162 lexer rather than _cpp_can_paste.
3164 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3166 * doc/cppinternals.texi: Update.
3168 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3170 * cpphash.h (struct cpp_pool): Remove locks and locked.
3171 (struct cpp_context): Add member buff.
3172 (struct cpp_reader): Remove member argument_pool.
3173 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3174 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3175 * cpplex.c (chunk_suitable): Remove pool argument.
3176 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3177 (new_buff, _cpp_extend_buff): Update.
3178 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3179 which buffer is returned.
3180 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3181 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3182 * cppmacro.c (lock_pools, unlock_pools): Remove.
3183 (push_ptoken_context): Take a _cpp_buff.
3184 (enter_macro_context): Pool locking removed.
3185 (replace_args): Use a _cpp_buff for the replacement list with
3187 (push_token_context): Clear buff.
3188 (expand_arg): Use _cpp_pop_context.
3189 (_cpp_pop_context): Free a context's buffer, if any.
3191 2001-09-26 DJ Delorie <dj@redhat.com>
3193 * c-typeck.c (digest_init): Check for sizeless arrays.
3195 2001-09-26 Richard Henderson <rth@redhat.com>
3197 * optabs.c (init_one_libfunc): Create a dummy function type
3198 instead of using error_mark_node.
3200 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3202 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3203 _cpp_extend_buff, _cpp_free_buff): New.
3204 (struct cpp_reader): New member free_buffs.
3205 * cppinit.c (cpp_destroy): Free buffers.
3206 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3207 _cpp_extend_buff, _cpp_free_buff): New.
3208 * cpplib.h (struct cpp_options): Remove unused member.
3209 * cppmacro.c (collect_args): New. Combines the old parse_arg
3210 and parse_args. Use _cpp_buff for memory allocation.
3211 (funlike_invocation_p, replace_args): Update.
3213 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3215 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3217 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3219 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3221 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3223 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3226 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3227 Jim Wilson <wilson@redhat.com>
3229 * doc/install.texi (Specific, ia64-*-linux): Document.
3231 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3233 * Makefile.in (cfgrtl.o): Add.
3234 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3235 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3236 free_aux_for_edge): Declare.
3238 (HAVE_return): Undefine.
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): New global functions.
3242 (first_delete_block): New static variable.
3243 (init_flow): Clear first_delete_block.
3244 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3245 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3246 try_redirect_by_replacing_jump, last_loop_beg_note,
3247 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3248 delete_insn, delete_insn_chain, create_basic_block_structure,
3249 create_basic_block, flow_delete_block, compute_bb_for_insn,
3250 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3251 set_block_for_new_insns, split_block, merge_blocks_nomove,
3252 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3253 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3254 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3255 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3256 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3257 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3258 purge_all_dead_edges): Move to ....
3259 * cfgrtl.c: New file; .... Here.
3261 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3262 (reroder_basic_block): Use alloc_aux_for_blocks.
3263 * predict.c (estimate_bb_frequencies): Likewise; use
3264 alloc_aux_for_edges.
3265 * profile.c (compute_branch_probabilities): Likewise.
3266 (branch_prob): Likewise.
3267 * reg-stack.c (reg_to_stack): Likewise.
3269 * emit-rtl.c (emit_insns_after): Never return NULL.
3271 * basic-block.h (set_block_for_new_insns): Delete.
3272 * cfgrtl.c (set_block_for_new_insns): Delete.
3274 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3275 calls when crossjumping.
3277 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3278 * unroll.c (copy_loop_body): Use delete_insn.
3280 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3281 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3282 keep_stack_depressed): Likewise.
3283 * gcse.c (cprop_cc0_jump): Likewise.
3284 * local-alloc.c (update_equiv_regs): Likewise.
3285 * loop.c (scan_loop, loop_delete_insns): Likewise.
3286 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3287 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3288 delete_output_reload, delete_address_reloads_1,
3289 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3291 * sibcall.c (replace_call_placeholder): Likewise.
3292 * cse.c (cse_insn): Likewise.
3294 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3296 From Graham Stott <grahams@redhat.com>
3297 (def_builtin): Only define builtins appropriate for target_flags. All
3299 (builtin_decsription): Add new field mask which is used to determine
3300 when to define the builtin via the macro def_builtin.
3302 (bdesc_comi): Initialise new mask fields.
3303 (bdesc_2srg): Likewise.
3304 (bdesc_1arg): Likewise.
3306 * config/i386/i386.c (ix86_init_builtins): Correct return type
3307 building v4hi_ftype_v4hi_int_int tree node.
3308 (ix86_expand_sse_comi): Fix typo swapping operands.
3309 Don't swap comparision condition, it is already swapped.
3310 (ix86_expand_sse_compare): Before swapping operands
3311 move operand 1 into new rtx and not the target rtx.
3312 Don't swap comparison condition, it is already swapped.
3313 Always check whether we need to create a new TARGET.
3315 * config/i386/i386.md: (sse_comi) Fix typos.
3316 (sse_ucomi): Likewise.
3317 (cvtss2si): Fix operand 0 contraint.
3318 (cvttss2si): Likewise.
3319 (sse_unpckhps): Fix mode for operand 2.
3320 (sse_unpcklps): Likewise.
3322 2001-09-25 Graham Stott <grahams@redhat.com>
3324 * sibcall.c (skip_copy_to_return_value): Tighten return value
3327 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3329 * rs6000.c (lwa_operand): Address must be word aligned.
3331 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3333 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3334 number has been set.
3335 (type_hash_mark): Mark type itself.
3337 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3339 * c-lex.c (cb_def_pragma): Update.
3340 (c_lex): Update, and skip padding.
3341 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3342 * cpphash.h (struct toklist): Delete.
3343 (union utoken): New.
3344 (struct cpp_context): Update.
3345 (struct cpp_reader): New members eof, avoid_paste.
3346 (_cpp_temp_token): New.
3347 * cppinit.c (cpp_create_reader): Update.
3348 * cpplex.c (_cpp_temp_token): New.
3349 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3350 (cpp_output_token): Don't print leading whitespace.
3351 (cpp_output_line): Update.
3352 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3353 do_include_common, do_line, do_ident, do_pragma,
3354 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3355 parse_assertion): Update.
3356 (get_token_no_padding): New.
3357 * cpplib.h (CPP_PADDING): New.
3358 (AVOID_LPASTE): Delete.
3359 (struct cpp_token): New union member source.
3360 (cpp_get_token): Update.
3361 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3362 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3363 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3364 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3365 _cpp_backup_tokens, _cpp_create_definition): Update.
3366 (push_arg_context): Delete.
3367 (padding_token, push_token_context, push_ptoken_context): New.
3368 (make_string_token, make_number_token): Update, rename.
3369 (cpp_get_token): Update to handle tokens as pointers to const,
3370 and insert padding appropriately.
3371 * cppmain.c (struct printer): New member prev.
3372 (check_multiline_token): Constify.
3373 (do_preprocessing, cb_line_change): Update.
3374 (scan_translation_unit): Update to handle spacing.
3375 * scan-decls.c (get_a_token): New.
3376 (skip_to_closing_brace, scan_decls): Update.
3377 * fix-header.c (read_scan_file): Update.
3379 * doc/cpp.texi: Update.
3381 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3383 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3384 leak by passing malloc'ed pointer to reconcat, not concat.
3386 2001-09-24 DJ Delorie <dj@redhat.com>
3388 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3390 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3392 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3393 reference is from the literal pool.
3395 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3397 * doc/install.texi (Final install): Request additional information
3398 in mail about successful builds.
3400 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3402 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3403 initial value of return pointer register instead of value in frame-20.
3406 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3408 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3409 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3410 the libcall if there isn't a referenced identifier for the symbol.
3412 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3414 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3415 non 64-bit machines. Use these as a plabel for the trampoline.
3416 (TRAMPOLINE_SIZE): Adjust size for new words.
3417 (INITIALIZE_TRAMPOLINE): Initialize new words.
3418 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3419 pointer to the plabel in the trampoline.
3421 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3423 * pa.c (function_arg): Pass floating arguments in both general and
3424 floating registers in indirect (dynamic) calls when generating code
3425 for the 32 bit ABI and the HP assembler.
3427 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3429 * doc/install.texi: Markup fixes.
3430 Use Solaris 2, SunOS 4 as appropriate.
3431 (Specific, *-*-solaris2*): Explain this.
3432 Unconditionally warn against /usr/ucb tools.
3433 Remove Sun as warning, obsolete.
3434 Move X11 header bug workaround here, update patches.
3435 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3436 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3438 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3440 * errors.h (warning, error, fatal, internal_error): Don't mark
3441 with ATTRIBUTE_PRINTF_n.
3442 * toplev.h (internal_error, fatal_io_error, warning, error,
3443 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3444 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3447 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3449 * function.c (pop_function_context_from): var_refs_queue
3450 and temp slots now in GC memory.
3451 (mark_function_status, free_after_compilation): Likewise;
3452 also struct function now in GC memory.
3453 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3454 (combine_temp_slots): Likewise.
3455 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3456 (prepare_function_start): Use GC memory for struct function.
3457 (mark_temp_slot): Deleted.
3458 (gcc_mark_struct_function): struct function now in GC memory.
3460 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3461 code for division, not modulus.
3463 * rtl.def (MEM): Remove obsolete part of comment.
3465 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3467 * c-format.c (init_function_format_info): Check __builtin_printf
3468 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3471 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3473 * c-common.c (format_attribute_table): Remove decl.
3474 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3475 (lang_attribute_common): Likewise.
3477 * function.c (fix_lexical_address): Use set_mem_alias_set.
3478 (expand_function_start): Likewise.
3479 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3481 * varasm.c (output_constant): Fix unused variable warning.
3483 * attribs.c: New file, from c-common.c.
3484 (attribute_tables): Now four elements.
3485 (format_attribute_table, lang_attribute_common): New variables.
3486 (init_attributes): Reflect above changes.
3487 (handle_mode_attribute): Delete check for wider than uintmax.
3488 * c-common.c: Delete parts moved to attribs.c.
3489 (enum attrs): Deleted; unused.
3490 (c_format_attribute_table): New variable.
3491 (c_common_lang_init): Initialize format_attribute_table with it.
3492 * c-common.h (decl_attributes): Remove decl.
3493 * tree.h (decl_attribute): Move it to here.
3494 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3495 (attribs.o): New rule.
3497 2001-09-22 Andreas Jaeger <aj@suse.de>
3499 * builtins.c (c_getstr): Remove unused variable.
3501 2001-09-21 Richard Henderson <rth@redhat.com>
3503 * reload1.c (reload): Use delete_insn instead of splatting
3506 2001-09-21 Richard Henderson <rth@redhat.com>
3508 * reload.c (push_secondary_reload): Don't check for "=" in output
3509 constraint after ""->ALL_REGS check.
3511 2001-09-21 Richard Henderson <rth@redhat.com>
3513 * predict.c (expected_value_to_br_prob): Use pc_set.
3515 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3516 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3518 2001-09-21 Richard Henderson <rth@redhat.com>
3520 * rtl.h (LCT_RETURNS_TWICE): New.
3521 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3523 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3524 to ECF_RETURNS_TWICE.
3525 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3528 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3530 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3531 (JMP_BUF_SIZE): New.
3533 2001-09-21 Richard Henderson <rth@redhat.com>
3535 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3538 2001-09-21 Richard Henderson <rth@redhat.com>
3540 * tree.def (FDESC_EXPR): New.
3541 * expr.c (expand_expr): Handle it.
3542 * varasm.c (initializer_constant_valid_p): Likewise.
3543 (output_constant): Likewise.
3544 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3545 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3546 (ASM_OUTPUT_FDESC): New.
3547 * doc/tm.texi: Document the new macros.
3549 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3551 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3552 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3553 once merging is complete.
3555 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3557 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3559 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3561 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3562 that would be invalid after a merge.
3564 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3566 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3567 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3569 (flow_delete_insn): This one.
3570 (delete_insn_chain): Rename from ...; do not care labels.
3571 (flow_delete_insn_chain): ... this one.
3572 (flow_delete_block): Remove the insns one BB has been expunged.
3573 (merge_blocks_nomove): Likewise.
3574 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3575 updating BB boundaries.
3576 (tidy_fallthru_edge): Likewise.
3577 (commit_one_edge_insertion): Likewise.
3578 * cfgbuild.c (find_basic_block): Likewise.
3579 (find_basic_blocks_1): Likewise.
3580 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3581 (try_crossjump_to_edge): Likewise.
3582 (try_optimize_cfg): Likewise.
3583 * cse.c (delete_trivially_dead_insns): Likewise.
3584 * df.c (df_insn_delete): Likewise.
3585 * doloop.c (doloop_modify): Use delete_related_insns.
3586 * emit-rtl.c (try_split): Likewise.
3587 (remove_insn): Update BB boundaries.
3588 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3589 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3590 updating BB boundaries.
3591 (propagate_block_delete_insn): Likewise.
3592 (propagate_block_delete_libcall): Likewise.
3593 * function.c (delete_handlers): Use delete_related_insns.
3594 (thread_prologue_and_epilogue_insns): Likewise.
3595 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3596 * genpeep.c (gen_peephole): Use delete_related_insns.
3597 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3599 (find_cond_trap): Likewise.
3600 * integrate.c (save_for_inline): Use delete_related_insns.
3601 (copy_insn_list): Likewise.
3602 * jump.c (pruge_linie_number_notes): Likewise.
3603 (duplicate_loop_exit_test): Likewise.
3604 (delete_computation): Likewise.
3605 (delete_related_insn): Rename from ...; use delete_insn
3606 (delete_insn): ... this one.
3607 (redirect_jump): Use delete_related_insns.
3608 * loop.c (scan_loop): Likewise.
3609 (move_movables): Likewise.
3610 (find_and_verify_loops): Likewise.
3611 (check_dbra_loop): Likewise.
3612 * recog.c (peephole2_optimize): Likewise.
3613 * reg-stack.c (delete_insn_for_stacker): Remove.
3614 (move_for_stack_reg): Use delete_insn.
3615 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3616 * reload1.c (delete_address_reloads): Use delete_related_insns.
3617 (fixup_abnormal_edges): Use delete_insn.
3618 * recog.c (emit_delay_sequence): Use delete_related_insns.
3619 (delete_from-delay_slot): Likewise.
3620 (delete_scheduled_jump): likewise.
3621 (optimize_skip): Likewise.
3622 (try_merge_delay_insns): Likewise.
3623 (full_simple_delay_slots): Likewise.
3624 (fill_slots_from_thread): Likewise.
3625 (relax_delay_slots): Likewise.
3626 (make_return_insns): Likewise.
3627 (dbr_schedule): Likewise.
3628 * rtl.h (delete_insn): Rename to delete_related_insns.
3629 (delete_insn, delete_insn_chain): New prototypes.
3630 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3631 by df_insn_delete already.
3632 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3633 * ssa.c (convert_from_ssa): Use delete_related_insns.
3634 * unroll.c (unroll_loop): Likewise.
3635 (calculate_giv_inc): Likewise.
3636 (copy_loop_body): Likewise.
3638 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3639 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3640 ix86_return_in_memory, ix86_function_value): Declare.
3641 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3642 new static valurables.
3643 (x86_64_reg_class): New enum
3644 (x86_64_reg_class_name): New array.
3645 (classify_argument, examine_argument, construct_container,
3646 merge_classes): New static functions.
3647 (optimization_options): Enable flag_omit_frame_pointer and disable
3648 flag_pcc_struct_return on 64bit.
3649 (ix86_libcall_value, ix86_function_value,
3650 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3651 ix86_return_in_memory, ix86_function_value): New global functions.
3652 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3653 (function_arg_advance): Handle x86_64 passing conventions.
3654 (function_arg): Likewise.
3655 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3656 (RETURN_IN_MEMORY): Move offline.
3657 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3658 (FUNCTION_VALUE_REGNO_P): New macro.
3659 (FUNCTION_ARG_REGNO_P): Move offline.
3660 (struct ix86_args): Add maybe_vaarg.
3661 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3662 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3664 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3666 * s390.md: Changed attributes for scheduling.
3667 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3670 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3672 Table-driven attributes.
3673 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3674 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3675 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3676 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3677 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3678 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3679 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3680 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3681 * tree.h (struct tree_decl): Change machine_attributes to
3683 * doc/c-tree.texi: Document that all attributes are now attached
3685 * c-common.c (add_attribute, attrtab, attrtab_idx,
3686 default_valid_lang_attribute, valid_lang_attribute): Remove.
3687 (attribute_tables, attributes_initialized,
3688 c_common_attribute_table, default_lang_attribute_table): New
3690 (handle_packed_attribute, handle_nocommon_attribute,
3691 handle_common_attribute, handle_noreturn_attribute,
3692 handle_unused_attribute, handle_const_attribute,
3693 handle_transparent_union_attribute, handle_constructor_attribute,
3694 handle_destructor_attribute, handle_mode_attribute,
3695 handle_section_attribute, handle_aligned_attribute,
3696 handle_weak_attribute, handle_alias_attribute,
3697 handle_no_instrument_function_attribute,
3698 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3699 handle_no_limit_stack_attribute, handle_pure_attribute): New
3701 (init_attributes, decl_attributes): Rewrite to implement
3702 table-driven attributes.
3703 * c-common.h (enum attribute_flags): Move to tree.h.
3704 * c-format.c (decl_handle_format_attribute,
3705 decl_handle_format_arg_attribute): Rename to
3706 handle_format_attribute and handle_format_arg_attribute. Update
3707 for table-driven attributes.
3708 * c-common.h (decl_handle_format_attribute,
3709 decl_handle_format_arg_attribute): Remove prototypes.
3710 (handle_format_attribute, handle_format_arg_attribute): Add
3712 * c-decl.c (grokdeclarator): Handle attributes nested inside
3714 * c-parse.in (setattrs, maybe_setattrs): Remove.
3715 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3716 Update to handle nested attributes properly.
3717 (maybe_resetattrs, after_type_declarator,
3718 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3719 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3721 (make_pointer_declarator): Update to handle nested attributes
3723 * doc/extend.texi: Update documentation of limits of attributes
3724 syntax. Warn about problems with attribute semantics in C++.
3725 * target.h (struct target): Remove valid_decl_attribute and
3726 valid_type_attribute. Add attribute_table and
3727 function_attribute_inlinable_p.
3728 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3729 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3730 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3732 (TARGET_INITIALIZER): Update.
3733 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3735 (function_attribute_inlinable_p): New function. Check for the
3736 presence of any machine attributes before using
3737 targetm.function_attribute_inlinable_p.
3738 (function_cannot_inline_p): Update.
3739 * Makefile.in (integrate.o): Update dependencies.
3740 * doc/tm.texi: Update documentation of target attributes and
3741 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3742 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3744 (default_target_attribute_table,
3745 default_function_attribute_inlinable_p): New.
3746 (lookup_attribute): Update comment to clarify handling of multiple
3747 attributes with the same name.
3748 (merge_attributes, attribute_list_contained): Allow multiple
3749 attributes with the same name but different arguments to appear in
3750 the same attribute list.
3751 * tree.h (default_valid_attribute_p): Remove prototype.
3752 (struct attribute_spec): New.
3753 (default_target_attribute_table): Declare.
3754 (enum attribute_flags): Move from c-common.h. Add
3755 ATTR_FLAG_TYPE_IN_PLACE.
3756 (default_function_attribute_inlinable_p): Declare.
3757 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3758 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3759 (TARGET_ATTRIBUTE_TABLE): Define.
3760 (vms_attribute_table): New.
3761 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3762 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3763 (TARGET_ATTRIBUTE_TABLE): Define.
3764 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3765 * config/arm/arm.c (arm_valid_type_attribute_p,
3766 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3768 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3770 (TARGET_ATTRIBUTE_TABLE): Define.
3771 (arm_attribute_table, arm_handle_fndecl_attribute,
3772 arm_handle_isr_attribute): New.
3773 * config/avr/avr.c (avr_valid_type_attribute,
3774 avr_valid_decl_attribute): Remove.
3775 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3777 (TARGET_ATTRIBUTE_TABLE): Define.
3778 (avr_attribute_table, avr_handle_progmem_attribute,
3779 avr_handle_fndecl_attribute): New.
3780 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3781 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3782 (TARGET_ATTRIBUTE_TABLE): Define.
3783 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3784 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3785 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3786 (TARGET_ATTRIBUTE_TABLE): Define.
3787 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3788 h8300_handle_eightbit_data_attribute,
3789 h8300_handle_tiny_data_attribute): New.
3790 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3791 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3793 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3795 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3796 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3798 (TARGET_ATTRIBUTE_TABLE): Define.
3799 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3800 ix86_handle_regparm_attribute): New.
3801 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3802 i386_pe_valid_type_attribute_p): Remove.
3803 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3804 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3805 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3806 (TARGET_ATTRIBUTE_TABLE): Define.
3807 (ia64_attribute_table): New.
3808 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3809 interrupt_ident2, model_ident1, model_ident2): Remove.
3810 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3811 (TARGET_ATTRIBUTE_TABLE): Define.
3812 (init_idents): Update.
3813 (m32r_attribute_table, m32r_handle_model_attribute): New.
3814 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3816 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3817 (TARGET_ATTRIBUTE_TABLE): Define.
3818 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3819 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3820 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3821 (TARGET_ATTRIBUTE_TABLE): Define.
3822 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3823 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3824 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3825 (TARGET_ATTRIBUTE_TABLE): Define.
3826 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3827 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3828 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3829 (TARGET_ATTRIBUTE_TABLE): Define.
3830 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3831 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3832 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3833 (TARGET_ATTRIBUTE_TABLE): Define.
3834 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3835 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3837 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3839 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3840 (TARGET_ATTRIBUTE_TABLE): Define.
3841 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3843 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3844 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3845 (TARGET_ATTRIBUTE_TABLE): Define.
3846 (v850_attribute_table, v850_handle_interrupt_attribute,
3847 v850_handle_data_area_attribute): New.
3848 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3849 Return void. Call decl_attributes instead of
3850 valid_machine_attribute.
3852 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3854 * sh-protos.h (sh_pr_n_sets): Declare.
3855 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3856 look at the copy to determine if PR needs to be saved.
3857 sh_pr_n_sets: New function.
3858 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3859 (ALLOCATE_INITIAL_VALUE): Define.
3861 * sh.c (initial_elimination_offset):
3862 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3864 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3866 * integrate.c (allocate_initial_values): New function.
3867 * integrate.h (allocate_initial_values): Declare.
3868 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3870 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3872 * toplev.c (rest_of_compilation): To here.
3873 Call allocate_initial_values.
3874 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3876 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3878 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3880 2001-09-20 DJ Delorie <dj@redhat.com>
3882 * c-typeck.c (really_start_incremental_init): Discriminate
3883 between zero-length arrays and flexible arrays.
3884 (push_init_level): Detect zero-length arrays and handle them
3885 like fixed-sized arrays.
3886 * expr.c (store_constructor): Handle zero-length arrays and
3887 flexible arrays correctly.
3888 * doc/extend.texi: Update zero-length array notes.
3890 2001-09-20 Jim Wilson <wilson@redhat.com>
3892 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3893 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3894 for issue port conflicts.
3895 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3897 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3899 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3902 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3904 * fold-const.c (hashtab.h): Include.
3905 (int_const_binop): Remove FORSIZE arg and compute from type; all
3907 Call size_int_type_wide for all single-word constants.
3908 (size_htab_hash, size_htab_eq): New functions.
3909 (size_int_type_wide): Rework to use hash table.
3910 * ggc-common.c (hashtab.h): Include.
3911 (struct d_htab_root): New struct.
3912 (d_htab_roots): New variable.
3913 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3914 (ggc_mark_roots): Handle deletable htabs.
3915 * ggc-page.c (ggc_marked_p): New function.
3916 * ggc-simple.c (ggc_marked_p): Likewise.
3917 * ggc.h: Reformatting throughout.
3918 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3919 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3920 (type_hash_add): Allocate struct type_hash from GC memory.
3921 (mark_hash_entry, mark_type_hash): Deleted.
3922 (type_hash_marked_p, type_hash_mark): New functions.
3923 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3925 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3927 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3930 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3932 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3933 array-too-large test for signed sizetype.
3935 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3937 * i386.md (indirect_jump): Allow Pmode operand.
3938 (tablejump): LIkewise; perform expansion to 64bit mode.
3939 * i386.c (symbolic_operand): Allow 64bit PIC references.
3940 (pic_symbolic_operand): Likewise.
3941 (ix86_find_base_term): Strip the 64bit PIC references.
3942 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3943 (legitimize_pic_address): Likewise.
3944 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3945 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3947 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3949 * stringpool.c (get_identifier_with_length): New function.
3950 * tree.h (get_identifier_with_length): New prototype.
3952 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3953 David Edelsohn <edelsohn@gnu.org>
3956 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3957 already sign-extended.
3959 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3960 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3962 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3963 (output_profile_hook): Declare label_name const.
3964 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3965 to match constraints.
3967 2001-09-19 Stan Shebs <shebs@apple.com>
3969 * alias.c: Fix typos in comments.
3970 * sched-rgn.c (init_ready_list): Ditto.
3971 * unwind-dw2.c (uw_frame_state_for): Ditto.
3972 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3973 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3974 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3976 2001-09-19 Richard Henderson <rth@redhat.com>
3978 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3980 * Makefile.in (cfg.o): Depend on TM_P_H.
3982 2001-09-19 Richard Henderson <rth@redhat.com>
3984 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3985 (local_symbolic_operand): ... here.
3986 (small_symbolic_operand): Check mode.
3987 (global_symbolic_operand): New.
3988 (input_operand): Reject symbolics if explicit relocs.
3989 (call_operand): Tidy.
3990 (alpha_legitimize_address): Use movdi_er_high_g.
3991 (alpha_expand_mov): Likewise.
3992 * config/alpha/alpha-protos.h: Update.
3993 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3994 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3995 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3996 (UNSPECV_LDGP2): Remove.
3997 (all call patterns): Use 's' not 'i' for symbolic constraint.
3998 (call_osf call_value_osf): Use call_operand.
3999 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4000 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4001 (prologue_ldgp_1_er): Remove.
4002 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4003 (builtin_setjmp_receiver_er patterns): Use them.
4004 (exception_receiver_er): Likewise.
4006 2001-09-19 Richard Henderson <rth@redhat.com>
4008 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4010 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4011 and NON_LOCAL_GOTO notes.
4012 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4013 copy over CALL_INSN_FUNCTION_USAGE.
4015 2001-09-18 Catherine Moore <clm@redhat.com>
4017 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4020 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4022 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4023 new-style tm_file specification. Specify correct tm_p_file,
4024 md_file, and out_file for s390x.
4026 * config/s390/linux.h, linux64.h: Don't include other target
4027 macro header files. Now handled via tm_file.
4029 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4030 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4031 are defined before use.
4033 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4035 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4036 code generation only for Gnu assembler.
4038 2001-09-18 Catherine Moore <clm@redhat.com>
4040 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4042 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4044 * config/mips/mips.c (mips_frame_set): New.
4045 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4046 a parallel frame-related expression with a set for each register.
4048 2001-09-18 Philip Blundell <philb@gnu.org>
4050 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4053 2001-09-17 Dale Johannesen <dalej@apple.com>
4055 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4056 * config/rs6000/aix.h (FIXED_R2): Define.
4057 * config/rs6000/darwin.h (FIXED_R2): Define.
4058 * config/rs6000/sysv4.h (FIXED_R2): Define.
4060 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4062 * except.c (dw2_build_landing_pads): New local
4063 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4064 barrier after clobbers. Fixes c++/4012.
4066 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4068 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4070 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4072 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4073 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4075 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4077 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4080 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4082 * cpphash.h (_cpp_lex_direct): New.
4083 * cpplex.c (_cpp_lex_token): Update.
4084 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4085 and increment that pointer.
4086 * cppmacro.c (alloc_expansion_token): New.
4087 (lex_expansion_token): Lex macro expansion directly into
4090 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4092 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4094 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4096 * basic-block.h (free_bb_for_insn): Declare.
4097 * bb-reorder.c (label_for_bb): Use block_label.
4098 (emit_jump_to_block_after): Remove.
4099 (insert_intra_1): Do not update block_for_insn.
4100 (insert_inter_bb_scope_notes): Likewise; update bb->end
4101 * cfg.c (free_bb_for_insn): New.
4102 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4103 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4104 (commit_one_edge_insertion): Likewise.
4105 (commit_one_edge_insertion): Do not update BB boundary.
4106 (commit_edge_insertions): Do not call compute_bb_for_insn.
4107 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4108 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4109 (merge_blocks_move_successor_nojumps): Likewise.
4110 (try_crossjump_to_edge): Do not update block_for_insn.
4111 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4112 * df.c (df_pattern_emit_later): Do not update BB boundary.
4113 (df_jump_pattern_emit_after): Likewise.
4114 (df_insn_move_before): Use emit_insn_before.
4115 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4117 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4118 boundaries and basic_block_for_insn.
4119 (reorder_insns_nobb): Rename from reorder_insns.
4120 (reorder_insns): New.
4121 (emit_block_insn_before, emit_block_insn_after): Kill.
4122 * flow.c (check_function_return_warnings): Do not call
4123 compute_bb_for_insn; Do not free basic_block_for_insn.
4124 (attempt_auto_inc): Do not update basic_block_for_insn.
4125 * function.c (emit_return_into_block): Likewise;
4126 do not update BB boundaries.
4127 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4128 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4129 (pre_insert_copy_insn): Likewise.
4130 (update_ld_motion_notes): Likewise.
4131 (insert_insn_start_bb): Likewise.
4132 (replace_store_insn): Likewise.
4133 * ifcvt.c (noce_process_if_block): Likewise.
4134 (if_convert): Do not call compute_bb_for_insn.
4135 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4136 Use emit_insn_before and emit_insn_after.
4137 * recog.c (split_all_insns): Do not update BB boundaries;
4138 Do not call compute_bb_for_insn.
4139 (peephole2_optimize): Do not update BB boundaries.
4140 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4142 (emit_swap_insn): Likewise.
4143 (convert_regs_1): Likewise.
4144 * reload1.c (reload): Call compute_bb_for_insn.
4145 * rtl.h (reorder_insns_nobb): Declare.
4146 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4147 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4148 at places CFG is invalidated; do not call compute_bb_for_insn.
4150 * cfg.c (expunge_block): Invalidate BB structure.
4152 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4155 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4157 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4159 * cpphash.h (_cpp_lex_token): Update prototype.
4160 * cpplex.c (_cpp_lex_token): New prototype.
4161 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4162 lex_macro_node, read_flag, do_pragma_poison): Update.
4163 * cppmacro.c (cpp_get_token, parse_params,
4164 lex_expansion_token): Update.
4166 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4168 * cppmain.c (scan_translation_unit): Don't worry about
4169 putting a space after hashes.
4170 * cpplib.c (directive_diagnostics): New.
4171 (_cpp_handle_directive): Update to use directive_diagnostics.
4172 (run_directive): Don't toggle prevent_expansion.
4173 (do_line): Backup in case of the line extension.
4174 * cpplib.h (cpp_lexer_pos): Remove.
4175 * cppmacro.c (_cpp_create_definition): Precede a leading #
4178 2001-09-15 Richard Henderson <rth@redhat.com>
4180 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4182 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4184 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4186 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4188 PR preprocessor/3571
4189 * tradcpp.c (handle_directive): Skip non-vertical space.
4191 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4193 * cppmain.c (setup_callbacks): Set line callback only
4194 if outputting preprocessed source.
4196 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4198 * collect2.c (main): Const-ification.
4199 * gcc.c (translate_options, process_command): Use xstrdup in
4200 lieu of xmalloc/strcpy.
4201 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4203 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4205 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4208 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4210 * scan-decls.c (scan_decls): Fix typo.
4212 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4214 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4215 Split mlstring_pos into mls_line and mls_col.
4216 * cppinit.c (cpp_create_reader): Initialize line to 1.
4217 (cpp_destroy): Free tokenruns.
4218 (push_include): Don't update lexer_pos.
4219 * cpplex.c (unterminated, parse_string): Update.
4220 (lex_token): Don't update lexer_pos, update.
4221 * cpplib.c (if_stack): Save line instead of line + col.
4222 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4223 push_conditional, _cpp_pop_buffer): Update.
4224 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4225 (_cpp_create_definition): Update.
4227 2001-09-15 Eric Christopher <echristo@redhat.com>
4229 * config/mips/abi64.h: Add support for MEABI.
4231 2001-09-15 Eric Christopher <echristo@redhat.com>
4233 * config/mips/mips.md: Add unspec #2.
4235 (reload_outdi): Ditto.
4236 (reload_outsi): Ditto.
4239 2001-09-15 Eric Christopher <echristo@redhat.com>
4240 Jason Eckhardt <jle@redhat.com>
4242 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4243 * config/mips/isa32-linux.h: New file.
4244 * config/mips/isa3264.h: Ditto.
4245 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4246 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4247 (output_block_mode): Support MEABI.
4248 (function_arg): Ditto. Fix floating point arg passing.
4249 (mips_va_start): Ditto.
4250 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4252 (mips_asm_file_start): Add new section to pass abi to gdb.
4253 (function_arg_pass_by_reference): Support MEABI.
4254 (mips_parse_cpu): Support mips32 and mips64 processors.
4255 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4256 TARGET_MIPS5KC. Support isa32 and isa64.
4257 (processor_type): Add r4kc, r5kc, r20kc.
4258 (GENERATE_MULT3_SI): New.
4259 (GENERATE_MULT3_DI): Ditto.
4260 (GENERATE_MULT3): Remove.
4261 (ISA_HAS_64BIT_REGS): Add isa == 64.
4262 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4263 (ISA_HAS_MADD_MSUB): New.
4264 (ISA_HAS_CLZ_CLO): Ditto.
4265 (ISA_HAS_DCLZ_DCLO): Ditto.
4266 (ABI_GAS_ASM_SPEC): New.
4267 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4270 (SUBTARGET_CC1_SPEC): Ditto.
4271 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4272 (PAD_VARARGS_DOWN): Support MEABI.
4273 (HARD_REGNO_NREGS): Move to mips.c.
4274 (ASM_OUTPUT_IDENT): Add #undef.
4275 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4276 (mulsi3): Use GENERATE_MULT3_SI.
4277 (mulsi3_mult3): Ditto. Support mips32, mips64.
4278 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4279 (mul_sub_si): New pattern.
4280 (unnamed splitters): New.
4281 (muldi3): Use GENERATE_MULT3_DI.
4282 (muldi3_internal2): Ditto.
4283 (movdicc): Support mips32.
4284 * config/mips/t-isa3264: New file.
4286 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4288 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4289 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4290 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4292 * reorg.c (fill_slots_from_thread): After call to
4293 steal_delay_list_from_target, update own_thread as new_thread may
4296 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4298 * cpperror.c (print_location): Take line and column, for
4299 default positioning use the previously lexed token.
4300 (_cpp_begin_message): Take line and column.
4301 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4302 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4303 * cpphash.h (_cpp_begin_message): Update prototype.
4304 * cppinit.c (push_include): Don't set output line.
4305 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4306 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4307 (do_pragma): Kludge for front ends. Don't expand macros at all.
4308 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4309 (struct cpp_token): Remove output_line.
4310 (struct cpp_callbacks): New member line_change.
4311 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4312 cpp_get_token): Preserve BOL flag.
4313 (cpp_get_line): Remove.
4314 (_cpp_backup_tokens): Remove useless abort().
4315 * cppmain.c (cb_line_change): New.
4316 (scan_translation_unit): Don't worry about starting new lines here.
4317 * scan-decls.c (scan_decls): Update.
4318 * c-lex.c (c_lex, init_c_lex): Update.
4319 (cb_line_change, src_lineno): New.
4321 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4323 * tree.c (append_random_chars): Generate the random
4324 characters in a reproducable fashion.
4326 2001-09-14 Richard Henderson <rth@redhat.com>
4328 * config/i386/i386.c (internal_label_prefix): New.
4329 (internal_label_prefix_len): New.
4330 (override_options): Set them.
4331 (local_symbolic_operand): New.
4332 (legitimate_pic_address_disp_p): Use it.
4333 (legitimize_pic_address): Likewise.
4335 2001-09-14 Marc Espie <espie@openbsd.org>
4337 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4340 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4342 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4343 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4345 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4347 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4348 invocation of SUBREG_REGNO_OFFSET.
4350 * haifa-sched.c: Fix typo in FSF copyright statement.
4351 * sched-deps.c: Fix typo in FSF copyright statement.
4352 * sched-ebb.c: Fix typo in FSF copyright statement.
4353 * sched-rgn.c: Fix typo in FSF copyright statement.
4354 * sched-vis.c: Fix typo in FSF copyright statement.
4356 * config.gcc: Move inclusion of arm elf specific header files
4357 from the files themselves into the tm_file variable. Make
4358 sure that elfos.h is included before target specific elf
4360 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4362 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4363 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4364 ASM_OUTPUT_CASE_LABEL): Protect definition.
4365 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4366 not already defined.
4367 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4368 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4369 Remove duplicate definition.
4370 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4371 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4372 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4373 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4374 Remove inclusion of arm/elf.h.
4375 * config/arm/unknown-elf.h: as for conix-elf.h.
4376 (STARTFILE_SPEC): Include crti.o and crtn.o.
4377 * config/arm/linux-elf.h: as for conix-elf.h.
4378 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4379 * config/arm/strongarm-elf.h: Remove inclusion of
4381 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4382 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4383 unknown-elf.h and elf.h.
4384 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4385 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4386 ASM_WEAKEN_LABEL): Remove redundant definition.
4387 * config/arm/elf.h: Test for inclusion of elfos.h
4388 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4389 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4390 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4391 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4392 redundant definition.
4393 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4394 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4395 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4396 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4397 Add rules to build crti.o and crtn.o
4398 * crti.asm: New file.
4399 * crtn.asm: New file.
4401 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4403 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4404 * cpphash.h (struct tokenrun): Add prev.
4405 (struct lexer_state): Remove bol.
4406 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4407 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4409 * cppinit.c (cpp_create_reader): Don't set bol.
4410 (cpp_destroy): Don't free lookaheads.
4411 * cpplex.c (lex_directive): Remove.
4412 (next_tokenrun): Update.
4413 (_cpp_lex_token): Clean up logic.
4414 (lex_token): Update to return a pointer to lexed token, since it
4415 can move to the start of the buffer. Simpify newline handling.
4416 * cpplib.c (SEEN_EOL): Update.
4417 (skip_rest_of_line): Remove lookahead stuff.
4418 (end_directive): Line numbers are already incremented. Revert
4419 to start of lexed token buffer if we can.
4420 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4421 parse_answer): Use _cpp_backup_tokens.
4422 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4423 instead. Don't check for EOL.
4424 (do_include_common, do_line, do_pragma_system_header): Use
4426 * cpplib.h (BOL, _cpp_backup_tokens): New.
4427 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4428 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4429 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4430 (builtin_macro): Don't use cpp_get_line.
4431 (cpp_get_line): Short term kludge.
4432 (parse_arg): Handle directives in arguments here. Back up when
4433 appropriate. Store EOF at end of argument list.
4434 (funlike_invocation_p): Use _cpp_backup_tokens.
4435 (push_arg_context): Account for EOF at end of list.
4436 (cpp_get_token): Remove lookahead stuff. Update.
4438 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4440 * c-parse.in (yyerror): Const-ification and/or static-ization.
4441 * c-typeck.c (push_member_name): Likewise.
4442 * collect2.c (main): Likewise.
4443 * dbxout.c (dbxout_parms): Likewise.
4444 * diagnostic.c (format_with_decl): Likewise.
4445 * dwarf2out.c (output_ranges): Likewise.
4446 * dwarfout.c (fundamental_type_code): Likewise.
4447 * except.c (dw2_output_call_site_table): Likewise.
4448 * gcc.c (do_spec_1): Likewise.
4449 * genopinit.c (optabs): Likewise.
4450 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4451 gen_declaration_1, handle_impent): Likewise.
4452 * protoize.c (default_include, in_system_include_dir, abspath):
4454 * sched-vis.c (visualize_stall_cycles): Likewise.
4455 * sdbout.c (plain_type_1, sdbout_end_function,
4456 sdbout_end_epilogue): Likewise.
4457 * varasm.c (decode_reg_name): Likewise.
4459 * 1750a.c (mod_regno_adjust): Likewise.
4460 * alpha.c (alpha_write_one_linkage,
4461 unicosmk_output_default_externs): Likewise.
4462 * arm.c (arm_condition_codes): Likewise.
4463 * arm.h (arm_condition_codes): Likewise.
4464 * avr.c (output_movsisf, encode_section_info): Likewise.
4465 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4467 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4468 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4469 * m88k.c (output_function_profiler): Likewise.
4470 * mips.c (mips_output_conditional_branch): Likewise.
4471 * ns32k.c (ns32k_out_reg_names): Likewise.
4472 * ns32k.h (ns32k_out_reg_names): Likewise.
4473 * pj.c (pj_output_rval): Likewise.
4474 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4475 * sparc.c (sparc_flat_function_prologue,
4476 sparc_flat_function_epilogue): Likewise.
4478 2001-09-13 Markus Werle <numerical.simulation@web.de>
4479 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4481 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4482 Aachen University of Technology".
4484 2001-09-13 Andreas Schwab <schwab@suse.de>
4486 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4489 2001-09-13 Richard Henderson <rth@redhat.com>
4491 * config/alpha/alpha.c (small_symbolic_operand): New.
4492 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4493 (some_operand, input_operand): Don't handle HIGH.
4494 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4495 (alpha_expand_mov): Likewise.
4496 (print_operand) [H]: Just print HIGH symbol.
4497 (print_operand_address): Handle small data.
4498 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4499 (TARGET_SWITCHES): Add -msmall-data/large-data.
4500 (PIC_OFFSET_TABLE_REGNUM): New.
4501 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4502 (PREDICATE_COES): Update.
4503 * config/alpha/alpha.md (adddi_er_high): New.
4504 (adddi_er_low): Handle small data.
4505 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4506 prefer .sdata to .rodata.
4507 (SELECT_RTX_SECTION): Likewise.
4509 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4511 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4512 defining __size_t and leaving size_t undefined.
4514 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4516 * basic-block.h (expunge_block): Declare.
4517 * cfg.c (expunge_block): Remove static declaration.
4519 2001-09-12 Richard Henderson <rth@redhat.com>
4521 * integrate.c (copy_insn_list): Copy label name from
4522 NOTE_INSN_DELETED_LABEL.
4524 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4526 * c-common.c (c_tree_code_name): Const-ification.
4527 * c-decl.c (c_decode_option): Likewise.
4528 * c-typeck.c (warn_for_assignment): Likewise.
4529 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4531 * cppinit.c (output_deps): Likewise.
4532 * dependence.c (dependence_string, direction_string): Likewise.
4533 * dwarf2out.c (output_ranges): Likewise.
4534 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4535 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4536 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4537 standard_startfile_prefix, standard_startfile_prefix_1,
4538 standard_startfile_prefix_2, tooldir_base_prefix,
4539 standard_bindir_prefix, find_a_file): Likewise.
4540 * genattrtab.c (make_length_attrs): Likewise.
4541 * gencheck.c (tree_codes): Likewise.
4542 * genemit.c (gen_split): Likewise.
4543 * genrecog.c (special_mode_pred_table): Likewise.
4544 * graph.c (graph_ext): Likewise.
4545 * protoize (default_include): Likewise.
4546 * reload.c (reload_when_needed_name): Likewise.
4547 * sched-vis.c (visualize_stall_cycles): Likewise.
4548 * tlink.c (recompile_files): Likewise.
4549 * toplev.c (decode_g_option): Likewise.
4550 * tradcpp.c (output_deps): Likewise.
4551 * varasm.c (decode_reg_name): Likewise.
4553 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4556 * avr.c (avr_regnames, encode_section_info): Likewise.
4557 * c4x.c (float_reg_names): Likewise.
4558 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4559 * elfos.h (const_section): Likewise.
4560 * i386.c (ix86_comp_type_attributes): Likewise.
4561 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4562 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4563 * ia64.c (type_names): Likewise.
4564 * m68hc11.c (reg_class_names): Likewise.
4565 * m88k.c (m_options): Likewise.
4566 * mips.c (mips_output_conditional_branch, mips_unique_section):
4568 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4569 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4570 ultra_code_names): Likewise.
4571 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4573 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4575 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4576 Use --fatal-warnings option for gas.
4577 * configure: Rebuilt.
4579 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4581 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4583 2001-09-11 Jim Wilson <wilson@redhat.com>
4585 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4587 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4589 * builtins.c (c_strlen): Treat an offset too large for a
4590 HOST_WIDE_INT as out of range.
4592 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4594 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4595 (EDGE_CRITICAL_P): New predicate.
4596 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4598 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4599 (dump_edge_info): Remove "crit".
4600 * cfganal.c (mark_critical_edges): Kill.
4601 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4602 * cfgcleanup.c (cleanup_cfg): Likewise.
4603 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4604 (find_spanning_tree): Likewise.
4605 * reg-stack.c (convert_regs_1): Likewise.
4606 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4608 * basic-block.h (create_basic_block_structure): New.
4609 (create_basic_block): Update prototype.
4610 (force_nonfallthru): New.
4611 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4612 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4613 handle updating of block_for_insn, creating of empty BBs and BBs at
4614 the end of INSN chain.
4615 (create_basic_block): New function.
4616 (split_block): Use create_basic_block.
4617 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4618 (redirect_edge_and_branch_force): ... here.
4619 (force_nonfallthru): New.
4620 (split_edge): Rewrite to use force_nonfallthru and create_block.
4621 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4622 (find_basic_blocks): Free basic_block_for_insn.
4623 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4625 * cfg.c: Fix formating.
4626 * cfgcleanup.c: Fix formating.
4627 (merge_blocks, tail_recursion_label_p): Return bool.
4628 (merge_blocks_move_predecessor_nojumps,
4629 merge_blocks_move_successor_nojumps): Return void.
4631 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4633 * configure.in: Check whether assembler supports section merging.
4634 * config.in: Rebuilt.
4635 * configure: Rebuilt.
4636 * varasm.c (variable_section, output_constant_pool): Pass alignment
4637 to SELECT_SECTION and SELECT_RTX_SECTION.
4638 (mergeable_string_section): New.
4639 (mergeable_constant_section): New.
4640 (default_elf_asm_named_section): Output SECTION_MERGE and
4641 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4642 * output.h (mergeable_string_section): New.
4643 (mergeable_constant_section): New.
4644 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4645 * toplev.c (flag_merge_constants): New.
4646 (f_options): Add -fmerge-constants and -fmerge-all-constants
4648 (toplev_main): Default to -fno-merge-constants if not optimizing.
4649 * flags.h (flag_merge_constants): Add extern.
4650 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4651 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4653 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4654 Define if assembler has working .subsection -1 support.
4655 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4656 Put constant into special SHF_MERGE sections if the linker should
4657 attempt to merge duplicates.
4658 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4660 Put constant into special SHF_MERGE sections if the linker should
4661 attempt to merge duplicates.
4662 * config/alpha/elf.h: Likewise.
4663 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4664 has working .subsection -1 support.
4665 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4667 * config/svr3.h: Likewise.
4668 * config/darwin.h: Likewise.
4669 * config/arm/aof.h: Likewise.
4670 * config/arm/linux-elf.h: Likewise.
4671 * config/avr/avr.h: Likewise.
4672 * config/c4x/c4x.h: Likewise.
4673 * config/d30v/d30v.h: Likewise.
4674 * config/i386/dgux.h: Likewise.
4675 * config/i386/osfrose.h: Likewise.
4676 * config/i386/sco5.h: Likewise.
4677 * config/i386/svr3gas.h: Likewise.
4678 * config/ia64/aix.h: Likewise.
4679 * config/m32r/m32r.h: Likewise.
4680 * config/m68k/m68k.h: Likewise.
4681 * config/m88k/dgux.h: Likewise.
4682 * config/m88k/m88k.h: Likewise.
4683 * config/mcore/mcore-pe.h: Likewise.
4684 * config/mips/mips.h: Likewise.
4685 * config/pa/pa.h: Likewise.
4686 * config/pa/pa-linux.h: Likewise.
4687 * config/romp/romp.h: Likewise.
4688 * config/rs6000/sysv4.h: Likewise.
4689 * config/rs6000/xcoff.h: Likewise.
4690 * config/s390/linux.h: Likewise.
4691 * config/sparc/sparc.h: Likewise.
4692 * config/sparc/sysv4.h: Likewise.
4693 * config/stormy16/stormy16.h: Likewise.
4694 * config/v850/v850.h: Likewise.
4695 * config/vax/vms.h: Likewise.
4696 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4697 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4698 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4699 default_elf_asm_named_section for SHF_MERGE sections.
4701 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4703 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4706 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4708 * c-common.c (split_specs_attrs): Allow for empty attributes with
4709 empty TREE_PURPOSE. Fixes PR c/4294.
4711 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4713 * basic-block.h (cached_make_edge, make_single_succ): New.
4714 (make_edge): Remove first parameter.
4715 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4716 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4717 created edge; use obstack allocation.
4718 (make_edge, make_single_succ_edge): New.
4719 (first_removed_edge): New static variable.
4720 (init_flow): Initialize first_removed_edge and n_edges.
4721 (clear_edges): Use remove_edge.
4722 (flow_delete_block): Likewise.
4723 (remove_edge): Add removed edges to the removed edges list.
4724 (split_block, redirect_edge_and_branch_force, split_edge):
4726 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4727 (add_noreturn_fake_exit_edges): Likewise.
4728 (connect_infinite_loops_to_exit): Liekwise.
4729 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4730 Use cached_make_edge.
4731 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4732 * profile.c (branch_prob): Update make_edge call.
4733 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4735 2001-09-11 Richard Henderson <rth@redhat.com>
4737 * config/alpha/alpha.c: Tidy formatting.
4738 (local_symbolic_operand): Verify mode.
4739 (alpha_sa_mask): Ignore unicos for eh_return.
4740 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4741 * config/alpha/alpha.md (umk divsi patterns): Remove.
4742 (extendsfdf2): Remove unicos check.
4743 (tablejump): Merge vms and unicos code; always use direct set
4746 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4748 * config.gcc (alpha*-*-unicosmk*): New target.
4750 * config/alpha/alpha-protos.h (symbolic_operand,
4751 unicosmk_add_call_info_word, unicosmk_add_extern,
4752 unicosmk_defer_case_vector, unicosmk_unique_section,
4753 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4754 unicosmk_asm_file_start, unicosmk_asm_file_end,
4755 unicosmk_output_common): Declare.
4757 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4758 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4759 alpha_does_function_need_gp, alpha_end_function): Support Cray
4761 (alpha_init_machine_status, alpha_mark_machine_status,
4762 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4763 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4764 unicosmk_asm_named_section, unicosmk_insert_attributes,
4765 unicosmk_section_type_flags, symbolic_operand,
4766 unicosmk_output_module_name, unicosmk_output_default_externs,
4767 unicosmk_output_dex, unicosmk_output_externs,
4768 unicosmk_output_addr_vec, unicosmk_ssib_name,
4769 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4770 unicosmk_asm_file_end, unicosmk_output_common,
4771 unicosmk_section_type_flags, unicosmk_unique_section,
4772 unicosmk_add_call_info_word, unicosmk_text_section,
4773 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4774 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4775 unicosmk_dex_count, unicosmk_special_name): New.
4776 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4777 TARGET_ABI_UNICOSMK.
4778 (get_aligned_mem, alpha_expand_unaligned_load,
4779 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4780 alpha_expand_unaligned_store_words): Support big-endian mode.
4781 (print_operand): Likewise. New format specifier 't'. Use
4782 TARGET_AS_SLASH_BEFORE_SUFFIX.
4783 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4784 (alpha_pv_save_size): Update with above change.
4785 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4786 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4789 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4790 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4791 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4792 (EXTRA_CONSTRAINT): New constraint 'U'.
4793 (PREDICATE_CODES): Add symbolic_operand.
4795 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4796 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4797 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4798 (integer division and modulus patterns): Split in default and
4800 (*divmodsi_internal, *divmoddi_internal): Disable for
4801 TARGET_ABI_UNICOSMK.
4802 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4803 little-endian and big-endian versions.
4804 (ext, ins, msk): Likewise.
4805 (extv, extzv, insv): Support big-endian mode.
4806 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4807 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4808 *tablejump_umk_internal, *call_value_umk): New.
4809 (*movdi_nofix): Add pattern for loading an address into a register on
4810 TARGET_ABI_UNICOSMK.
4811 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4812 (umk_mismatch_args, arg_home_umk): New.
4813 (various insns): Don't use mov, fmov, nop, fnop and unop.
4814 (realign): Support TARGET_ABI_UNICOSMK.
4816 * config/alpha/unicosmk.h: New file.
4817 * config/alpha/t-unicosmk: New file.
4819 * fixinc/inclhack.def (unicosmk_restrict): New.
4820 * fixinc/fixincl.x: Regenerate.
4822 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4823 (wchar_t): Check for and define __WCHAR_T__.
4825 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4827 * combine.c (simplify_shift_const): Treat shifts by the mode
4830 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4832 * cpphash.h (struct tokenrun): New.
4833 (struct cpp_context): New member bol.
4834 (struct cpp_reader): New members.
4835 (_cpp_init_tokenrun): New.
4836 * cppinit.c (cpp_create_reader): Set up the token runs.
4837 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4838 (lex_token): New internalised version of _cpp_lex_token. Don't
4839 handle directives or the multiple include opimisation here any
4840 more. Simply lex a token.
4841 * cpplib.c (run_directive): Clear bol.
4842 (_cpp_pop_buffer): Set bol.
4843 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4846 2001-09-11 Michael Meissner <meissner@redhat.com>
4848 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4849 give an error if the user uses -mfp32.
4850 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4852 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4853 floating point register size.
4854 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4856 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4857 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4859 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4860 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4862 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4864 * dbxout.c (dbxout_parms): Fix typo in comment.
4865 * unroll.c (loop_find_equiv_value): Ditto.
4866 * toplev.c (rest_of_compilation): Ditto.
4867 * loop.c (scan_loop): Ditto.
4868 * dwarf2out.c (struct dw_fde_struct): Ditto.
4870 2001-09-10 Zack Weinberg <zackw@panix.com>
4872 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4873 copying identifier when we're just going to throw it away.
4874 (parse_identifier_slow): New routine to handle abnormal cases.
4875 (_cpp_lex_token): Update call site.
4877 * hashtable.c (ht_lookup): Don't assume that the string we've
4878 been given is NUL-terminated.
4879 * system.h: #define __builtin_expect(a, b) to (a) if not
4882 2001-09-10 Michael Meissner <meissner@redhat.com>
4884 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4887 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4889 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4891 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4893 * builtins.c (c_getstr): Correct thinko in last change and further
4896 2001-09-10 Tim Freeman <tim@fungibole.com>
4898 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4899 into varray's and register them as roots with the garbage
4900 collector so they are not collected too soon.
4902 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4904 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4906 * basic-block.h (flow_obstack, label_value_list,
4907 tail_recursion_label_list): Declare
4908 (tidy_fallthru_edges): Declare.
4909 (expunge_block, last_loop_beg_note): Delete.
4910 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4912 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4913 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4914 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4915 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4916 expunge_block, flow_delete_block, compute_bb_for_insn,
4917 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4918 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4919 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4920 try_redirect_by_replacing_jump, last_loop_beg_note,
4921 redirect_edge_and_branch, redirect_edge_and_branch_force,
4922 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4923 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4924 commit_edge_insertions, dump_flow_info, debug_flow_info,
4925 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4926 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4927 Move here from flow.c
4928 * cfganal.c: New file.
4929 (forwarder_block_p, can_fallthru, mark_critical_edges,
4930 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4931 find_unreachable_blocks, create_edge_list, free_edge_list,
4932 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4933 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4934 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4935 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4936 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4937 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4938 Move here from flow.c
4939 * cfgbuild.c: New file
4940 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4941 make_edges, find_basic_blocks_1, find_basic_blocks,
4942 find_sub_basic_blocks): Move here from flow.c
4943 * cfgcleanup.c: New file.
4944 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4945 merge_blocks_move_predecessor_nojumps,
4946 merge_blocks_move_successor_nojumps, merge_blocks,
4947 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4948 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4949 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4951 * cfgloop.c: New file
4952 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4953 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4954 flow_loop_exit_edges_find, flow_loop_nodes_find,
4955 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4956 flow_loop_tree_node_add, flow_loops_tree_build,
4957 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4958 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4959 Move here from flow.c
4960 * flow.c: Remove everything moved elsewhere
4961 * output.h (cleanup_cfg): Return bool.
4963 * bb-reorder.c (reorder_block_def): Remove 'index'.
4964 (insert_intra_1): Add argument BB, set block for new note.
4965 (make_reorder_chain): Do not depdent on BB indexes.
4966 (make_reorder_chain_1): Do not use BB indexes.
4967 (label_for_bb): Likewise; set BB for new insn.
4968 (emit_jump_to_block_after): Likewise.
4969 (fixup_reoder_chain): Sanity check that all basic blocks
4970 are chained; verify newly created insn chain; remove
4971 undocnitional jump simplifying; Do not use BB indexes;
4972 properly initialize count and frequency information;
4973 dump reordered sequence.
4974 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4975 (insert_inter_bb_scope_notes): Set block for new insn.
4976 (reorder_basic_blocks): Dump flow info before reoredering.
4978 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4980 * alias.c (clear_reg_alias_info): Use K&R format definition.
4981 Avoid unsigned warning.
4982 * builtins.c: Use "unsigned int", not "unsigned".
4983 (target_char_cast): Use host_integerp and tree_low_cst.
4984 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4985 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4986 (c_getstr): Likewise.
4987 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4988 (builtin_memcpy_read_str): Avoid unsigned warning.
4989 (expand_builtin_memcpy): Alignments are unsigned.
4990 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4991 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4992 * predict.c (expensive_function_p): LIMIT now unsigned.
4993 * resource.c (mark_target_live_regs): Make some vars unsigned.
4994 * sdbout.c: Use "unsigned int", not "unsigned".
4995 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4996 (sdbout_source_line): Likewise.
4997 (sdbout_record_type_name): Remove "const" for NAME declaration.
4998 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5000 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5002 * calls.c (store_one_arg): Expand comment.
5004 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5006 * calls.c (store_one_arg): Make sure that the entire argument is
5007 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5009 2001-09-09 Richard Henderson <rth@redhat.com>
5011 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5013 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5015 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5017 2001-09-09 Richard Henderson <rth@redhat.com>
5019 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5020 (alpha_this_literal_sequence_number): New.
5021 (alpha_this_gpdisp_sequence_number): New.
5022 (some_operand, input_operand): Add HIGH.
5023 (local_symbolic_operand): New.
5024 (alpha_encode_section_info): New.
5025 (alpha_legitimate_address_p): Allow LO_SUM.
5026 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5027 (alpha_expand_mov): Likewise.
5028 (secondary_reload_class): Check memory_operand not general_operand
5030 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5031 (alpha_expand_unaligned_store): Likewise.
5032 (alpha_expand_unaligned_load_words): Likewise.
5033 (alpha_expand_unaligned_store_words): Likewise.
5034 (alpha_expand_block_clear): Likewise.
5035 (print_operand): Handle %#, %*, %H.
5036 (print_operand_address): Handle LO_SUM.
5038 (alpha_does_function_need_gp): Use it.
5039 (alpha_expand_block_move): Fix signed compare warnings.
5040 (alpha_sa_mask, alpha_align_insns): Likewise.
5041 * config/alpha/alpha-protos.h: Update.
5042 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5043 (MASK_EXPLICIT_RELOCS): New.
5044 (TARGET_SWITCHES): Add -mexplicit-relocs.
5045 (EXTRA_CONSTRAINT): Add 'T'.
5046 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5047 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5048 (ENCODE_SECTION_INFO): Out line.
5049 (REDO_SECTION_INFO_P): New.
5050 (STRIP_NAME_ENCODING): New.
5051 (ASM_OUTPUT_LABELREF): New.
5052 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5053 (PREDICATE_CODES): Update.
5054 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5055 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5056 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5057 builtin_setjmp_receiver_er, exception_receiver_1_er,
5058 call_value_osf_1_er): New patterns.
5059 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5060 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5061 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5062 (FINAL_PRESCAN_INSN): New.
5064 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5066 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5068 2001-09-08 Andreas Jaeger <aj@suse.de>
5070 * i386.h (TARGET_SWITCHES): Fix description.
5072 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5074 * rs6000.c (num_insns_constant): Compute number of instructions
5077 * doc/install.texi: Explain AIX exception handling work-around.
5078 Update URL for AIX fixes.
5080 2001-09-07 Jim Wilson <wilson@redhat.com>
5082 * alias.c (clear_reg_alias_info): New.
5083 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5084 * rtl.h (clear_reg_alias_info): Declare.
5086 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5088 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5090 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5091 (m16m,edivm,emulm): Change declaration to match definition.
5093 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5095 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5096 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5099 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5101 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5102 which have no corresponding C type.
5103 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5104 the representation of 64-bit doubles to work with 64-bit ints.
5106 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5108 * config/mips/mips.c (override_options): Do not override ISA when ABI
5109 specified if MIPS_CPU_STRING_DEFAULT was specified.
5111 2001-09-07 Richard Henderson <rth@redhat.com>
5113 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5114 (express_from_1): Wrap lines.
5115 * rtlanal.c (commutative_operand_precedence): Rename from
5116 operand_preference; export.
5117 * rtl.h: Declare it.
5118 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5119 (simplify_binary_operation): Invoke simplify_plus_minus on
5120 (CONST (PLUS ...)) as well.
5121 (struct simplify_plus_minus_op_data): New.
5122 (simplify_plus_minus_op_data_cmp): New.
5123 (simplify_plus_minus): Use them. Avoid infinite recursion with
5124 simplify_binary_operation wrt CONST.
5126 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5128 * h8300-protos.h (general_operand_dst_push): Remove.
5129 * h8300.c (general_operand_dst_push): Likewise.
5130 * h8300.h (OK_FOR_T): Likewise.
5131 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5132 * h8300.md (pushqi_h8300): New.
5133 (pushqi_h8300hs): Likewise.
5135 (pushhi_h8300): Likewise.
5136 (pushhi_h8300hs): Likewise.
5139 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5141 * genattrtab.c (attr_printf): First arg is unsigned.
5142 Clean up formatting of callers.
5144 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5146 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5149 2001-09-07 Andreas Jaeger <aj@suse.de>
5151 * i386.h (TARGET_SWITCHES): Fix descriptions.
5153 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5155 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5157 2001-09-06 Ira Ruben <ira@apple.com>
5159 Remove OP_IDENTIFIER.
5160 * tree.def (OP_IDENTIFIER): Remove.
5161 * tree.c (tree_node_kind enum): Remove op_id_kind.
5162 (tree_node_kind_names): Remove "op_identifiers".
5163 (make_node): Remove OP_IDENTIFIER test.
5164 (build_op_identifier): Removed because it isn't being used.
5165 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5166 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5168 2001-09-06 Richard Henderson <rth@redhat.com>
5170 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5172 2001-09-06 Richard Henderson <rth@redhat.com>
5174 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5177 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5179 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5180 number used for CR register.
5182 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5183 Joern Rennecke (amylaar@cygnus.com)
5185 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5186 * h8300.c (initial_offset): Handle offset between RP and FP.
5187 (h8300_return_addr_rtx): New function.
5188 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5190 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5191 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5192 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5193 (CAN_ELIMINATE, REGISTER_NAMES):
5194 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5196 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5198 Remove TYPE_NONCOPIED_PARTS.
5199 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5200 (struct tree_type): Remove noncopied_parts.
5201 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5202 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5203 (fixed_type_p): Remove.
5204 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5205 (expand_expr, MODIFY_EXPR): Likewise.
5206 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5207 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5209 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5211 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5213 (mask64_operand): Likewise.
5214 (includes_rldic_lshift_p): Likewise.
5215 (includes_rldicr_lshift_p): Likewise.
5217 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5219 * objc/objc-act.c (build_message_expr): If a class method cannot
5220 be found, do not issue a warning if a corresponding instance
5221 method exists in the root class.
5223 2001-09-05 Richard Henderson <rth@redhat.com>
5225 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5227 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5229 * function.c (ggc_mark_struct_function): Mark f->outer.
5230 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5231 * integrate.c (output_inline_function): ... not here.
5233 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5235 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5237 * i386.c (size_cost): New static variable.
5238 (override_function): Use size_cost when -Os is specified.
5240 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5241 properly; Use current_function_calls_eh_return.
5242 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5243 use leave to avoid depdendancy chain.
5245 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5246 get BB loop_depth instead of computing it from LOOP notes.
5248 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5250 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5252 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5253 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5254 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5256 2001-09-05 Jeffrey A Law (law@cygnus.com)
5257 Jason Merrill (jason@redhat.com)
5259 * stor-layout.c (layout_type): Complain if an array's size can
5260 not be represented in a size_t.
5262 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5264 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5266 * gcc.c: (process_command) Add parentheses around assignment
5267 used as truth value.
5269 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5271 * config/mips/mips.c (save_restore_insns): Don't mark any register
5272 save slots as unchanging if current_function_calls_eh_return.
5274 2001-09-05 Richard Henderson <rth@redhat.com>
5276 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5277 * config/alpha/alpha-protos.h: Declare it.
5278 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5279 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5280 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5281 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5282 (REG_OK_FOR_BASE_P): Select one of the above.
5284 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5286 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5287 (crti.o): Prefix name of object file with $(T).
5290 2001-09-05 David S. Miller <davem@redhat.com>
5292 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5293 * config/sparc/linux64.h: Likewise.
5295 2001-09-05 Andreas Jaeger <aj@suse.de>
5297 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5298 available anymore, remove the documentation.
5299 (i386 Options): Fix typo, cleanup index entries.
5301 * prefix.c (concat): Remove, we can use the version from liberty.
5303 2001-09-05 Richard Henderson <rth@redhat.com>
5305 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5306 New functions split out of md file expanders.
5307 * config/alpha/alpha-protos.h: Declare them.
5308 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5310 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5312 * cppmacro.c (funlike_invocation_p): No need to restore context.
5314 2001-09-04 Richard Henderson <rth@redhat.com>
5316 * reload.c (push_reload): Export.
5317 * reload.h (push_reload): Declare it.
5319 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5320 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5321 * config/alpha/alpha.c (alpha_legitimize_address): New.
5322 (alpha_legitimize_reload_address): Likewise.
5323 * config/alpha/alpha-protos.h: Declare them.
5325 2001-09-04 Stan Shebs <shebs@apple.com>
5327 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5328 * config/darwin.c (machopic_stub_name): Account for internally
5329 generated lib calls such as memcpy.
5331 2001-09-04 Richard Henderson <rth@redhat.com>
5333 * unwind.h (_UA_END_OF_STACK): New flag.
5334 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5336 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5338 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5340 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5342 * config/mips/mips.c (save_restore_insns): Change base_offset to
5343 fp_offset in second call to mips_emit_frame_related_store.
5345 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5347 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5348 sometimes be represented as a NOTE of type
5349 NOTE_INSN_DELETED_LABEL.
5350 (Insns): Document NOTE_INSN_DELETED_LABEL.
5352 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5354 * c-common.h (tree_dump_index): Add more comments.
5355 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5356 (dump_option_value_info): New struct.
5357 (dump_options): New array.
5358 (dump_switch_p): Parse switch options symbolically.
5359 * doc/invoke.texi (-fdump-ast): Rename to ...
5360 (-fdump-tree): ... here. Document that options are symbolic, and
5361 not all are applicable.
5363 2001-09-04 David S. Miller <davem@redhat.com>
5365 * config/sparc/sparc.md (define_splits): Kill constraints.
5367 Cleanup redundant and unused insn attributes.
5368 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5369 binary, and move. Mark ialu as default.
5370 (commented out define_function_unit "alu"): Kill.
5371 (define_attr "use_clobbered"): Kill.
5372 (whole file): Kill address insn type references. Replace
5373 all unary/binary/move references with ialu.
5374 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5375 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5378 Simplify length insn attribute and make more judicious use
5379 of insn attribute defaulting.
5380 * config/sparc/sparc.md (all insns with length > one): Mark as
5381 insn type multi if real instructions, else use default if
5382 it is a forced splitter.
5383 (all insns with length == one): Use default insn length.
5384 (all insns of type ialu): Use default insn type.
5386 Fix erroneous insn attribute settings.
5387 (addx): Set insn type to misc.
5388 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5389 const_umulsidi3_sp64): Set insn type to imul.
5391 Track SFmode vs DFmode insns according to UltraSPARC
5393 * config/sparc/sparc.md ("fptype"): New attribute, default
5395 (all DFmode single insns): Mark as fptype "double".
5397 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5399 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5401 2001-09-03 Richard Henderson <rth@redhat.com>
5403 * function.h (struct function): Add arg_pointer_save_area_init.
5404 * function.c (expand_function_end): Init arg_pointer_save_area.
5405 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5406 when called from a nested function.
5408 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5410 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5413 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5415 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5417 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5419 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5420 (emit_push_insn): Use specified padding direction when
5421 STACK_PUSH_CODE is POST_INC.
5423 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5425 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5427 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5429 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5431 * cppinit.c (cpp_start_read): Free the imacros list as we
5432 traverse it. Don't free the chains before returning.
5433 (_cpp_push_next_buffer): Only try pushing buffers if we've
5434 completed -imacros handling.
5436 2001-08-31 Eric Christopher <echristo@redhat.com>
5438 * gcc.c (handle_braces): Add explaination for abort.
5440 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5442 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5443 move adjustment of bitpos instead.
5445 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5447 * function.c: Remove all_functions. Make outer_function_chain
5449 (init_function_start): Don't add new function structure to
5451 (find_function_data, push_function_context_to,
5452 pop_function_context_from, put_var_into_stack,
5453 trampoline_address): Update for changed structure element names.
5454 (push_function_context_to): Disentangle.
5455 (free_after_compilation): Also free F.
5456 (expand_dummy_function_end): Don't free cfun here.
5457 (put_var_into_stack): Comment why we can't use find_function_data here.
5458 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5459 (mark_function_chain): Split into maybe_mark_struct_function and
5460 ggc_mark_struct_function. Export the latter.
5461 (init_function_once): Mark from cfun and outer_function_chain;
5464 * function.h (struct function): Kill next_global. Rename next
5465 to outer. All users updated to match.
5466 (all_functions, outer_function_chain): Don't declare.
5468 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5469 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5470 don't touch f->inlinable, after calling rest_of_compilation.
5472 * tree.h: Forward-declare struct function. Prototype
5473 ggc_mark_struct_function.
5475 2001-08-31 Kazu Hirata <kazu@hxi.com>
5477 * config/h8300/h8300.md (*andorhi3): Fix typos.
5479 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5481 * calls.c (emit_library_call_value): Don't use a fixed
5482 argument after VA_CLOSE, i.e. out of scope in traditional C.
5484 * emit-rtl.c (gen_rtvec): Likewise.
5486 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5488 * Makefile.in (c-pragma.o): Depend on output.h.
5489 (reorg.o): Depend on except.h.
5491 * c-pragma.c: Include output.h.
5493 * reorg.c: Include except.h.
5495 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5497 2001-08-31 Richard Henderson <rth@redhat.com>
5499 * sched-deps.c (add_dependence): Don't elide dependency if the
5500 conditional used by insn is modified in elem.
5502 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5504 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5506 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5508 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5511 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5513 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5515 (stormy16_asm_out_constructor): New function.
5516 (TARGET_ASM_CONSTRUCTOR): Define.
5517 (TARGET_ASM_DESTRUCTOR): Define.
5519 2001-08-31 Andreas Jaeger <aj@suse.de>
5521 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5522 * loop.c (add_label_notes): Likewise.
5523 * reload.c (find_reloads): Likewise.
5524 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5526 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5528 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5529 code here. Take _Unwind_{W,Sw}ord*.
5530 (read_encoded_value_with_base): Use them.
5531 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5533 (extract_cie_info): Simplify read_?leb128 handling.
5534 (execute_stack_op, execute_cfa_program): Likewise.
5535 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5537 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5539 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5540 the frame pointer to pop the stack if convenient.
5542 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5543 Don't use post-increment before combine.
5544 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5545 a call-saved register.
5547 2001-08-31 Andreas Jaeger <aj@suse.de>
5549 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5552 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5554 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5555 not DIV/MOD, of course.
5557 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5559 * rtl.def: Undo my patch commited 2001-08-27.
5561 * genattrtab.c: Ditto.
5565 * sched-int.h: Ditto.
5567 * target-def.h: Ditto.
5571 * haifa-sched.c: Ditto.
5573 * sched-rgn.c: Ditto.
5575 * sched-vis.c: Ditto.
5577 * Makefile.in: Ditto.
5579 * doc/md.texi: Ditto.
5581 * doc/tm.texi: Ditto.
5583 * doc/contrib.texi: Ditto.
5585 * doc/gcc.texi: Ditto.
5587 * genattrtab.h: Remove it.
5589 * genautomata.c: Remove it.
5591 * genattr.c: Undo my patch and Richard Henderson's patch commited
5594 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5596 * config.gcc (h8300-*-elf*): New case.
5597 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5598 (SUBTARGET_CPP_SPEC): Define.
5599 (EXTRA_SPECS): Define.
5600 (SUBTARGET_EXTRA_SPECS): Define.
5601 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5602 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5604 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5606 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5607 (LIB2FUNCS_EXTRA): Define.
5608 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5609 config/h8300/fixunssfsi.c: New file.
5611 2001-08-30 Kazu Hirata <kazu@hxi.com>
5613 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5614 define_expand to accommodate target-specific attributes.
5615 (anonymous zero_extendqihi2 patterns): New.
5617 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5619 * h8300.md (*andorhi3): New pattern.
5621 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5623 * h8300.c (dosize): Fix test for "sub".
5625 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5627 * c-typeck.c (pointer_diff): Try to eliminate common term before
5630 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5632 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5633 Account for the saves of the FP registers.
5635 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5636 (TEXT_SECTION_ASM_OP): Define.
5637 (INIT_SECTION_ASM_OP): Define.
5638 (FINI_SECTION_ASM_OP): Define.
5639 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5640 (RDATA_SECTION_FUNCITON): Provide prototype.
5642 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5644 * reload1.c (move2add_note_store): Correct typo checking for
5647 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5649 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5650 note should not be considered outside the libcall block.
5652 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5654 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5656 2001-08-29 Kazu Hirata <kazu@hxi.com>
5658 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5660 2001-08-29 Kazu Hirata <kazu@hxi.com>
5662 * config/h8300/h8300-protos.h: Add a prototype for
5664 * config/h8300/h8300.c (emit_logical_op): New.
5665 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5672 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5674 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5675 comparison with rtx INTVAL.
5676 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5678 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5680 2001-08-29 Kazu Hirata <kazu@hxi.com>
5682 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5685 2001-08-29 Kazu Hirata <kazu@hxi.com>
5687 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5688 (reg n) to (mem (pre_dec (reg n))
5689 (anonymous movsi pattern): Likewise.
5691 2001-08-29 Kazu Hirata <kazu@hxi.com>
5693 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5695 2001-08-29 Kazu Hirata <kazu@hxi.com>
5697 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5698 several special constants.
5700 2001-08-29 Kazu Hirata <kazu@hxi.com>
5702 * config/h8300/lib1funcs.asm: Fix comment typos.
5704 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5706 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5707 Fix format specifier warnings.
5709 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5710 inet_makeaddr, semctl): Prototype.
5712 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5713 (save_restore_insns): Use base_offset, not gp_offset.
5715 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5716 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5718 2001-08-29 Richard Henderson <rth@redhat.com>
5720 * bb-reorder.c (function_tail_eff_head): New.
5721 (record_effective_endpoints): Set it.
5722 (fixup_reorder_chain): Use it.
5724 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5728 2001-08-28 Dale Johannesen <dalej@apple.com>
5730 * config/darwin.c (machopic_function_base_name): Add const
5731 qualifier to a string.
5732 (darwin_encode_section_info): Ditto.
5734 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5736 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5737 function definition.
5739 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5741 * df.h (struct df): Add rts_order variable.
5743 * df.c (df_visit_next_rts): New function.
5744 (df_visit_next): Renamed to df_visit_next_rc
5745 (df_analyse_1): Allocate/compute/free rts_order as well.
5746 (df_rd_global_compute): Use df_visit_next_rc instead of
5748 (df_ru_global_compute): Use df_visit_next_rts instead of
5751 * flow.c (flow_reverse_top_sort_order_compute): New function.
5753 * basic-block.h: Add prototype.
5755 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5757 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5758 blocks, the BB_REACHABLE is now set, rather than aux being
5759 non-NULL. Update the test to reflect this.
5761 2001-08-28 Eric Christopher <echristo@redhat.com>
5763 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5764 config/mips/crti.asm: Ditto.
5766 2001-08-28 Eric Christopher <echristo@redhat.com>
5767 Richard Henderson <rth@redhat.com>
5769 * c-pragma.h (add_weak): Move prototype from here...
5770 * output.h (add_weak): ... to here.
5771 * varasm.c (add_weak): Fix typo.
5772 * config/mips/crti.asm: New file.
5773 * config/mips/crtn.asm: Ditto.
5774 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5775 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5776 (INVOKE__main): Ditto.
5777 (INIT_SECTION_ASM_OP): New.
5778 (FINI_SECTION_ASM_OP): Ditto.
5779 (STARTFILE_SPEC): Add crti.
5780 (ENDFILE_SPEC): Add crtn.
5781 * config/mips/elf64.h: Same.
5782 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5784 * config/mips/vxworks.h: Ditto.
5785 * config/mips/t-elf: Support crti and crtn.
5787 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5789 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5792 2001-08-28 Richard Henderson <rth@redhat.com>
5794 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5795 (one_cmplbi2 splitter): Remove redundant test.
5797 2001-08-28 Dale Johannesen <dalej@apple.com>
5799 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5801 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5803 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5805 2001-08-28 Stan Shebs <shebs@apple.com>
5807 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5808 (UNALIGNED_SHORT_ASM_OP): Define.
5809 (UNALIGNED_INT_ASM_OP): Define.
5811 2001-08-28 Will Cohen <wcohen@redhat.com>
5813 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5814 generation for first set.
5816 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5818 * flow.c (redirect_edge_succ_nodup): Return new edge.
5819 (try_simplify_condjump): Use new edge.
5820 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5822 * cse.c (cse_basic_block): Skip note instructions.
5824 2001-08-27 Richard Henderson <rth@redhat.com>
5826 * combine.c (combine_simplify_rtx): Don't reverse condition
5827 if there is no reverse for the condition.
5828 (simplify_comparison): Don't simplify subregs from INT to FP.
5830 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5831 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5832 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5833 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5834 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5835 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5837 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5839 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5840 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5842 (adddi_dilshr32, adddi_dishl32): Only data register can be
5843 source for mem destination.
5845 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5846 and use bitnum to decide about register move.
5848 2001-08-27 Richard Henderson <rth@redhat.com>
5850 * genattr.c (main): Emit state_t even when not doing scheduling.
5852 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5853 Richard Henderson <rth@redhat.com>
5855 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5856 (reg_avail_info, current_bb): ... these.
5857 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5858 (compute_hash_table): Likewise.
5860 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5862 * flow.c (verify_flow_info): Use checksums to verify edges.
5864 2001-08-27 Richard Henderson <rth@redhat.com>
5866 * genautomata.c (expand_automata): Always create a description.
5868 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5870 * optabs.c (expand_binop): Correctly handle the carry in multiword
5871 add/subtract operations.
5873 2001-08-27 Fred Fish <fnf@be.com>
5875 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5878 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5880 * reload.c (find_reloads_toplev): Back out this change:
5882 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5884 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5885 mem if the address is a mode_dependent_address_p.
5887 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5889 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5890 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5891 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5894 * genattr.c (main): New variable num_insn_reservations. Increase
5895 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5896 pipeline hazard recognizer interface.
5898 * genattrtab.h: New file.
5900 * genattrtab.c: Include genattrtab.h.
5901 (attr_printf, check_attr_test, make_internal_attr,
5902 make_numeric_value): Move protypes into genattrtab.h. Define them
5904 (num_dfa_decls): New global variable.
5905 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5906 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5907 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5908 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5910 * genautomata.c: New file.
5912 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5914 * sched-int.h: (curr_state): Add the external definition for
5915 automaton pipeline interface.
5916 (haifa_insn_data): Add comments for members blockage and units.
5918 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5919 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5920 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5921 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5922 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5923 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5924 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5926 (TARGET_SCHED): Use the new macros.
5928 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5929 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5930 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5931 dfa_bubble): New members in gcc_target.sched.
5933 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5934 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5935 (insn_queue): Redefine it as pointer to array.
5936 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5938 (max_insn_queue_index_macro_value): New variable.
5939 (curr_state, dfa_state_size, ready_try): New varaibles for
5940 automaton interface.
5941 (ready_element, ready_remove, max_issue): New function prototypes
5942 for automaton interface.
5943 (choose_ready): New function prototype.
5944 (insn_unit, blockage_range): Add comments.
5945 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5946 FUNCTION_UNITS_SIZE == 0.
5947 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5948 actual_hazard, potential_hazard): Add comments.
5949 (insn_cost): Use cost -1 as undefined value. Remove
5950 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5952 (ready_element, ready_remove): New functions for automaton
5954 (schedule_insn): Add new code for automaton pipeline interface.
5955 (queue_to_ready): Add new code for automaton pipeline interface.
5956 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5957 (debug_ready_list): Print newline when the queue is empty.
5958 (max_issue): New function for automaton pipeline interface.
5959 (choose_ready): New function.
5960 (schedule_block): Add new code for automaton pipeline interface.
5961 Print ready list before scheduling each insn.
5962 (sched_init): Add new code for automaton pipeline interface.
5963 Initiate insn cost by -1.
5964 (sched_finish): Free the current automaton state and finalize
5965 automaton pipeline interface.
5967 * sched-rgn.c: Include target.h.
5968 (init_ready_list, new_ready, debug_dependencies): Add new code for
5969 automaton pipeline interface.
5971 * sched-vis.c: Include target.h.
5972 (get_visual_tbl_length): Add code for automaton interface.
5973 (target_units, print_block_visualization): Add comments.
5975 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5976 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5977 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5978 (getruntime.o, genautomata.o): New entries.
5979 (genattrtab.o): Add new dependency file genattrtab.h.
5980 (genattrtab): Add new dependencies. Link it with `libm.a'.
5981 (getruntime.o, hashtab.o): New entries for canadian cross.
5983 * doc/md.texi: Description of automaton based model.
5985 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5987 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5988 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5989 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5990 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5991 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5992 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5993 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5995 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5996 MAX_DFA_ISSUE_RATE): New macro descriptions.
5998 * doc/contrib.texi: Add dfa based scheduler contribution.
6000 * doc/gcc.texi: Add more information about genattrtab.
6002 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6004 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6007 2001-08-27 Richard Henderson <rth@redhat.com>
6009 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6010 (get_arg_pointer_save_area): New. Create an init it here.
6011 (fix_lexical_addr): Use it.
6012 * function.h: Declare it.
6013 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6014 * stmt.c (expand_nl_goto_receiver): Use it.
6016 2001-08-27 Richard Henderson <rth@redhat.com>
6018 * final.c (final_scan_insn): Don't enter APP_ON mode for
6021 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6022 alignment for assemble_integer for DW_EH_PE_aligned.
6023 * except.c (output_function_exception_table): Likewise.
6025 2001-08-26 Andreas Jaeger <aj@suse.de>
6027 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6029 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6031 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6033 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6035 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6037 (mask64_operand): Likewise.
6038 (rldic_operand): Delete.
6039 (includes_lshift64_p): Delete.
6040 (includes_rldic_lshift_p): New function.
6041 (includes_rldicr_lshift_p): New function.
6042 (print_operand): Don't call rldic_operand in case 'W'.
6043 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6044 (includes_lshift64_p): Remove.
6045 (includes_rldic_lshift_p): Declare.
6046 (includes_rldicr_lshift_p): Declare.
6047 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6048 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6049 Replace match_operand rldic_operand predicate with
6050 const_int_operand. Replace includes_lshift64_p condition with
6051 includes_rldic_lshift_p.
6052 <ashldi3_internal 64 bit rldicr patterns>: New.
6054 2001-08-27 Andreas Jaeger <aj@suse.de>
6056 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6057 * errors.c: Likewise.
6058 * final.c: Likewise.
6059 * dwarf2asm.c: Likewise.
6060 * doprint.c (checkit): Likewise.
6061 * diagnostic.c: Likewise.
6062 * collect2.c: Likewise.
6063 * calls.c: Likewise.
6064 * c-semantics.c (build_stmt): Likewise.
6065 * c-format.c (status_warning): Likewise.
6066 * c-errors.c (pedwarn_c99): Likewise.
6067 * builtins.c (validate_arglist): Likewise.
6068 * config/pj/pj.c (pj_printf): Likewise.
6069 * fix-header.c: Likewise.
6071 * gcov.c (fnotice): Likewise.
6072 * gensupport.c (message_with_line): Likewise.
6073 * mips-tfile.c: Likewise.
6074 * protoize.c (notice): Likewise.
6075 * read-rtl.c (fatal_with_file_and_line): Likewise.
6076 * rtl-error.c: Likewise.
6077 * tradcpp.c: Likewise.
6079 * cp/tree.c (build_min_nt): Likewise.
6080 (build_min): Likewise.
6081 * cp/lex.c: Likewise.
6082 * cp/errfn.c: Likewise.
6083 * cp/rtti.c (create_pseudo_type_info): Likewise.
6085 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6087 * df.c (df_uses_record): Return after recording all uses
6090 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6092 * df.c (df_insn_modify): Realloc the INSN table here, if
6093 necessary, here, too.
6095 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6097 * config/mips/mips.c (mips_function_value): Handle complex return
6100 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6102 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6104 * reload.c (make_memloc): Copy result if it is still
6105 reg_equiv_memory_loc[regno] on return.
6106 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6107 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6108 reg_equiv_mem are modified by the substitutions.
6110 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6112 * predict.c (expensive_function_p): New.
6113 * rtl.h (expensive_function_p): Declare.
6114 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6115 (use_fast_prologue_epilogue): New static variable.
6116 (expand_prologue): Set it; emit short prologues if unset.
6117 (expand_epilogue): Likewise.
6119 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6121 * config.gcc: Add stormy16-*-elf case.
6122 * config/stormy16/stormy-abi: New file.
6123 * config/stormy16/stormy16-lib2.c: New file.
6124 * config/stormy16/stormy16-protos.h: New file.
6125 * config/stormy16/stormy16.c: New file.
6126 * config/stormy16/stormy16.h: New file.
6127 * config/stormy16/stormy16.md: New file.
6128 * config/stormy16/t-stormy16: New file.
6130 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6132 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6134 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6136 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6137 descriptor members are pointer size, not constant 4.
6138 * config/rs6000/rs6000.md (define_splits): Remove more unused
6141 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6143 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6145 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6147 * cp/rtti.c (VPARAMS): Fix parameter.
6149 2001-08-24 Zack Weinberg <zackw@panix.com>
6151 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6153 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6155 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6156 in if controlling use of insv.
6157 (extract_bit_field): Likewise, for extv and extzv.
6159 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6161 * i386.md (movcc peep2): Fix load of 0.
6163 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6165 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6166 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6168 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6170 * c-pragma.h: Move weak_syms and weak_decls...
6171 * varasm.c: ...here. Now static.
6172 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6173 depend on HANDLE_PRAGMA_WEAK.
6175 * c-common.c (c_alignof, c_alignof_expr): Move here...
6176 * c-typeck.c: ...from here.
6177 * c-tree.h, c-common.h: Adjust.
6179 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6181 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6182 instead of incrementing it.
6184 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6185 asm ready, don't try to move them all into the same array element.
6187 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6189 * function.c (thread_prologue_and_epilogue_insns): Avoid
6190 fallthru flag on edge to exit.
6192 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6194 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6197 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6199 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6200 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6201 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6204 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6206 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6207 replace "GNU CC" with "GCC".
6209 2001-08-23 Richard Henderson <rth@redhat.com>
6211 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6212 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6213 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6214 Need GR between FR and not GR_AND_FR.
6215 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6216 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6217 AR regs before GR regs.
6218 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6219 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6220 (REGISTER_MOVE_COST): Update.
6221 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6223 2001-08-23 Richard Henderson <rth@redhat.com>
6225 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6228 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6230 * reload1.c (emit_reload_insns): Don't look for notes
6231 on a NULL store_insn.
6233 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6235 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6236 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6237 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6238 format specifier warnings.
6239 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6241 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6243 * config/i386/i386-protos.h: Correct declaration of
6244 i386_pe_asm_named_section.
6246 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6248 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6250 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6252 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6254 * cpperror.c (print_location): Don't show _Pragma.
6255 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6256 and file change callback generation here.
6257 (stack_include_file): Update use of cpp_push_buffer.
6258 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6259 (struct cpp_buffer): Remove type, pfile members.
6260 * cppinit.c (cpp_handle_option): Use free_chain.
6261 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6262 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6263 a cpp_reader rather than a cpp_buffer.
6264 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6265 skip_line_comment, parse_string, lex_percent, lex_dot,
6266 _cpp_lex_token): Update accordingly.
6267 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6269 (cpp_push_buffer): Update prototype.
6270 (run_directive): Update use of cpp_push_buffer.
6271 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6272 handle_assertion): Update use of run_directive.
6273 * cpplib.h (enum cpp_buffer_type): Remove.
6274 (cpp_push_buffer): Update prototype.
6275 * fix-header.c (read_scan_file): Update.
6277 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6279 * gcc.c (struct prefix_list): Change prefix to const char *.
6281 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6283 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6285 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6287 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6290 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6293 * ifcvt.c (dead_or_predicable): Adjust.
6294 * loop.c (find_and_verify_loops): Adjust.
6295 * stmt.c (expand_end_case): Adjust.
6296 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6297 head and end insn pointers in the basic block, not just local copies.
6298 (merge_blocks_move_predecessor_nojumps): Likewise.
6300 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6302 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6303 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6304 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6305 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6306 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6307 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6308 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6309 conditions.h, config.gcc, configure.frag, configure.in,
6310 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6311 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6312 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6313 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6314 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6315 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6316 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6317 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6318 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6319 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6320 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6321 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6322 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6323 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6324 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6325 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6326 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6327 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6328 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6329 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6330 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6331 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6332 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6333 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6334 params.h, predict.c, predict.def, predict.h, prefix.c,
6335 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6336 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6337 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6338 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6339 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6340 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6341 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6342 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6343 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6344 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6345 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6346 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6347 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6348 xcoffout.h: replace "GNU CC" with "GCC".
6350 2001-08-21 Richard Henderson <rth@redhat.com>
6352 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6353 (final_scan_insn): Consider jump tables data even if we have no
6354 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6356 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6357 (ASM_OUTPUT_CASE_END): Remove.
6358 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6359 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6360 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6362 2001-08-21 Richard Henderson <rth@redhat.com>
6364 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6365 at barrier insns. Emit stop bits before barriers.
6367 * flow.c (flow_find_cross_jump): Don't consider unconditional
6368 return insns for commoning.
6370 * final.c (compute_alignments): Fix typo.
6372 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6373 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6374 (store_bit_field): Use mode_for_extraction more places.
6375 (extract_bit_field): Likewise.
6377 2001-08-21 Zack Weinberg <zackw@panix.com>
6379 * caller-save.c: Don't include insn-codes.h.
6380 (reg_save_code, reg_restore_code): Make arrays of int.
6381 All uses updated to match.
6382 (insert_save, insert_restore): No need to initialize "code"
6383 variable upon declaration.
6384 * Makefile.in: update dependencies; fix typo in clean rule.
6386 2001-08-21 Richard Henderson <rth@redhat.com>
6388 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6389 (merge_if_block): Handle fallout from same.
6391 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6393 * builtins.c (type_to_class): Fix typo in last change.
6395 2001-08-21 Richard Henderson <rth@redhat.com>
6397 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6398 ia64_asm_output_label.
6400 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6401 copy of gp while the real gp register contains garbage.
6403 2001-08-21 Zack Weinberg <zackw@panix.com>
6405 * expmed.c (mode_for_extraction): New function.
6406 (store_bit_field, extract_bit_field): Use it.
6407 * expr.h: Prototype it and provide an enum for its first argument.
6409 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6410 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6411 and digging through the insn_data tables.
6412 * Makefile.in: Update dependencies.
6414 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6416 * cppfiles.c (stack_include_file): line-map.c now handles include
6418 (handle_missing_handler): Similarly.
6419 (_cpp_execute_include): Similarly.
6420 (_cpp_pop_file_buffer): Similarly.
6421 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6422 buffer_stack_depth and include_depth.
6423 * cpplib.c (do_include_common): line-map.c now handles include depth.
6424 (cpp_push_buffer): Similarly.
6425 (_cpp_pop_buffer): Similarly.
6426 * cppmacro.c (builtin_macro): Update.
6427 * line-map.c (init_line_maps): Set depth.
6428 (add_line_map): Increment "used" earlier. Update and use the
6430 (trace_include): Use the include depth.
6431 * line-map.h (struct line_maps): New member depth.
6433 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6435 * cppfiles.c (stack_include_file): Don't handle -H here.
6436 * cppinit.c (cpp_start_read): Set include tracing after
6437 cpp_post_options and after stacking the main file.
6438 * line-map.c (trace_include): New.
6439 (init_line_maps, add_line_map): Update.
6440 * line-map.h (struct line_maps): New member trace_includes.
6442 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6444 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6445 * cppfiles.c (stack_include_file): Only stack a file if there
6446 is something to do. Return a boolean indicating whether a
6447 buffer was stacked or not.
6448 (_cpp_execute_include): Similarly.
6449 (_cpp_read_file): Similarly.
6450 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6452 2001-08-21 Sam Steingold <sds@gnu.org>
6454 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6455 (RECACHE): keep obufp_before_macroname up to date
6457 2001-08-21 Zack Weinberg <zackw@panix.com>
6459 * stmt.c: Don't include insn-codes.h.
6460 (expand_end_case): Machine specific logic moved to expr.c.
6461 No need to worry about __builtin_classify_type.
6462 (check_for_full_enumeration_handling, emit_case_nodes):
6465 * builtins.o (expand_builtin_classify_type): Split up so code
6466 can be shared with fold_builtin_classify_type.
6467 (type_to_class, fold_builtin_classify_type): New functions.
6468 (fold_builtins): Handle __builtin_classify_type.
6470 * expr.c (do_tablejump): Now static.
6471 (case_values_threshold, try_casesi, try_tablejump): New;
6472 code mostly from stmt.c (expand_end_case).
6473 (expr.h): Update prototypes.
6475 * Makefile.in (stmt.o): Update dependencies.
6477 2001-08-21 Will Cohen <wcohen@redhat.com>
6479 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6480 declaration of variable i.
6481 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6482 declaration of variable i.
6484 2001-08-21 Richard Henderson <rth@redhat.com>
6486 * crtstuff.c: Fix thinko last change. Move list tails to start
6487 of CRT_END section. Tidy ifdefs.
6488 (__EH_FRAME_BEGIN__): Always static for ELF.
6489 (__do_global_ctors_1): Rename from __frame_dummy.
6490 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6491 name change; don't hide __EH_FRAME_BEGIN__.
6493 2001-08-21 Richard Henderson <rth@redhat.com>
6495 * gdbinit.in: Move break on exit after break on fancy_abort.
6497 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6500 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6502 * cpphash.h (_cpp_push_next_buffer): New.
6503 * cppinit.c (do_includes): Remove.
6504 (push_include, free_chain, _cpp_push_next_buffer): New.
6505 (cpp_start_read): Use them to rework command line option handling.
6506 (cpp_handle_option): Combine handling of -include and -imacros.
6507 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6508 appropriate. Always insert missing \n at EOF.
6509 * cpplib.c (start_directive): Get the directive position right.
6510 * cppmain.c (cb_file_change): Always print the first line, unless
6513 2001-08-20 Andreas Jaeger <aj@suse.de>
6515 * profile.c (compute_branch_probabilities): Remove extra new-line
6517 * flow.c (verify_flow_info): Likewise.
6519 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6521 * basic-block.h (basic_block): Add new field 'flags'.
6522 (BB_REACHABLE): Define.
6523 (expunge_block): Declare.
6524 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6525 (EXIT_BLOCK_PTR): Ditto.
6526 (expunge_block): Remove static declaration.
6527 (cleanup_cfg): Clear bb->aux on every basic block.
6528 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6529 computing reachability.
6530 (delete_unreachable_blocks): Delete block b if b->flags has
6533 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6535 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6537 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6539 * sparc.c (sparc_variable_issue): Fix typo in last change.
6541 2001-08-20 Richard Henderson <rth@redhat.com>
6543 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6545 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6547 * pa.h (RETURN_IN_MEMORY): Improve comment.
6549 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6551 * doc/invoke.texi (Profiling options): Clarify the interactions
6552 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6554 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6556 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6559 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6561 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6564 2001-08-20 Richard Henderson <rth@redhat.com>
6566 * final.c (end_final): Fix typo last change.
6568 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6570 * cppinit.c (init_standard_includes): The returned buffer
6571 is already malloc-ed.
6572 * gcc.c (add_prefix): Similarly.
6573 * prefix.c (translate_name): Update to support clear buffer
6575 (update_path): Similarly. Be sure to free any newly allocated
6576 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6578 * prefix.h (update_path): Update prototype and document.
6579 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6580 up and update to new buffer ownership rules.
6581 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6583 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6585 * final.c (compute_alignments): New function.
6586 (init_insn_lengths): Do not care label_align.
6587 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6588 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6589 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6590 (shorted_branches): Realloc label_align array; do
6591 not call init_insn_lengths; Do not care about loop alignments.
6592 * output.h (compute_alignments): Declare.
6593 * toplev.c (rest_of_compilation): Call compute_alignments.
6594 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6596 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6597 change visited to tovisit.
6598 (propagate_freq): Use faster traversing algorithm.
6599 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6600 to tovisit; reverse meaning.
6602 * predict.c (struct block_info_def): Remove nvisited.
6603 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6604 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6606 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6608 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6609 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6610 (TARGET_FUSED_MADD): New.
6611 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6612 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6613 the multiply-add instructions.
6615 2001-08-19 Richard Henderson <rth@redhat.com>
6617 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6618 is aligned to pointer size.
6620 2001-08-19 Richard Henderson <rth@redhat.com>
6622 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6623 display markers during final schedule.
6625 2001-08-19 Richard Henderson <rth@redhat.com>
6627 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6629 2001-08-19 Richard Henderson <rth@redhat.com>
6631 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6633 (ASM_NAME_TO_STRING): Remove.
6634 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6635 in the same string. Remove support for expressions.
6637 2001-08-19 Richard Henderson <rth@redhat.com>
6639 * config/i386/i386.md (tablejump): Make an expander; handle
6640 pic relative addressing here.
6641 (tablejump_1): Rename from tablejump_pic.
6644 2001-08-19 Richard Henderson <rth@redhat.com>
6646 * regclass.c (fix_register): Fix typo.
6648 2001-08-18 Richard Henderson <rth@redhat.com>
6650 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6651 (struct _Unwind_Context): Expand br_loc to hold it.
6652 (uw_frame_state_for): Handle leaf functions better.
6653 (uw_update_reg_address): Update for br_loc change.
6655 2001-08-18 Richard Henderson <rth@redhat.com>
6657 * crtstuff.c: Move list heads before code that uses them.
6658 (__JCR_LIST__): Remove initial null.
6659 (frame_dummy, __frame_dummy): Do java registration here ...
6660 (__do_global_ctors_aux): ... not here.
6662 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6663 (__do_global_dtors_aux): Update to match.
6664 (__JCR_LIST__, __do_jv_register_classes): New.
6666 * config/ia64/crtend.asm (__JCR_END__): New.
6667 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6668 instead of an indirect LTOFF22 reloc.
6670 2001-08-18 Richard Henderson <rth@redhat.com>
6672 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6673 * regclass.c (init_reg_sets_1): Fix typo.
6674 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6675 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6676 (ia64_compute_frame_size): Make ar.unat live when in use.
6677 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6678 for ar.pfs; remove ar.unat handling.
6679 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6681 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6682 * config/ia64/ia64-protos.h: Update decls.
6683 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6684 (sibcall_pic): Likewise.
6686 2001-08-18 Richard Henderson <rth@redhat.com>
6688 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6689 pred_rel_mutex when searching for insn_group_barrier.
6690 * config/ia64/ia64.md (cycle_display): Combine the expander
6693 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6694 bit before asm as needed.
6696 2001-08-18 Richard Henderson <rth@redhat.com>
6698 * timevar.def (TV_MACH_DEP): New.
6699 * toplev.c (rest_of_compilation): Use it.
6700 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6702 2001-08-18 Zack Weinberg <zackw@panix.com>
6704 * unwind-dw2.c (execute_stack_op): Add default aborts to
6705 the inner switches to prevent warnings.
6707 2001-08-18 Richard Henderson <rth@redhat.com>
6709 * timevar.h (struct timevar_time_def): Change element type to float.
6710 (ticks_to_msec, clocks_to_msec): Likewise.
6711 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6712 (get_time): Likewise.
6713 (timevar_print): Adjust zero check and printing to match.
6715 2001-08-18 Zack Weinberg <zackw@panix.com>
6717 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6718 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6719 Eliminate overfull or underfull hboxes.
6721 2001-08-18 Zack Weinberg <zackw@panix.com>
6723 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6725 2001-08-18 Zack Weinberg <zackw@panix.com>
6727 * haifa-sched.c: Convert to target hooks. Macros replaced
6728 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6729 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6730 MD_SCHED_FINISH, and HAVE_cycle_display.
6731 * target-def.h (TARGET_SCHED_ADJUST_COST,
6732 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6733 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6734 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6735 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6736 New hook #defines to be overridden.
6737 (TARGET_SCHED): Bring them all together.
6738 (TARGET_INITIALIZER): Update.
6739 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6740 instead of 'struct rtx_def *' throughout.
6741 (struct sched): New set of hooks for the scheduler.
6742 * Makefile.in (haifa-sched.o): Depend on target.h.
6743 * doc/tm.texi: Document the new scheduler hooks, together in
6744 their own section, instead of scattered around.
6745 Fix a bunch of underfull/overfull hboxes.
6747 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6748 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6749 sparc.h: Don't define any of the old scheduler macros.
6751 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6752 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6753 sparc.c: Create hook functions from code extracted from
6754 corresponding target header, or make existing hooks static, as
6755 appropriate. Set the appropriate entries in targetm.
6757 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6758 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6759 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6760 Remove prototypes for functions which are now static.
6762 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6763 related gunk; the Haifa scheduler is now the only choice.
6765 2001-08-18 Zack Weinberg <zackw@panix.com>
6767 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6768 * genopinit.c: Put floating point divide insns in sdiv_optab.
6769 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6770 * config/gofast.h, config/c4x/c4x.h,
6771 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6772 config/pa/long_double.h, config/rs6000/sysv4.h,
6773 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6774 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6775 (init_optabs): Use init_optabv for overflow-trapping optabs.
6776 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6777 cmp_optab RTX codes so have_insn_for can find them.
6779 * optabs.c (expand_simple_binop, expand_simple_unop,
6780 have_insn_for, gen_sub3_insn): New interfaces.
6781 * expr.h: Prototype new functions.
6782 (enum optab_methods): Move here from optabs.h.
6784 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6785 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6786 Use new functions instead of working directly with optabs.
6787 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6788 unroll.c: Don't include optabs.h.
6789 * caller-save.c, combine.c, function.c, stmt.c: Just include
6790 insn-codes.h, not optabs.h.
6791 * Makefile.in: Update dependencies.
6793 * combine.c (make_compound_operation, simplify_comparison):
6794 Fix typos testing for this or that instruction.
6796 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6798 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6799 generating libgcc.a.
6801 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6803 * except.c (TYPE_HASH): Delete.
6805 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6808 * tree.c (TYPE_HASH): Delete.
6810 * tree.h (TYPE_HASH): Define.
6812 2001-08-18 Graham Stott <grahams@redhat.com>
6814 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6816 (adddi3_internal_2+2): Likewise.
6817 (eh_set_lr_di+1): Likewise.
6819 2001-08-17 Richard Henderson <rth@redhat.com>
6821 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6822 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6823 * dwarf2asm.c: ... here.
6824 * dwarfout.c: Remove them.
6826 * varasm.c (assemble_integer): Add align parameter.
6827 (assemble_real, output_constant, output_constructor): Likewise.
6828 * output.h: Update decls.
6829 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6830 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6831 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6832 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6833 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6836 * final.c (end_final): Abort profile block generation if we
6837 havn't layed it out properly.
6838 * output.h (assemble_eh_integer): Remove stale decl.
6839 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6841 (assemble_integer): Handle unaligned data.
6842 (assemble_real): Abort on unaligned data.
6843 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6845 (default_dtor_section_asm_out_destructor): Use assemble_align.
6846 (default_named_section_asm_out_constructor): Likewise.
6847 (default_ctor_section_asm_out_constructor): Likewise.
6848 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6849 (machopic_asm_out_destructor): Likewise.
6850 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6851 (nextstep_asm_out_destructor): Likewise.
6852 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6853 (vms_asm_out_destructor): Likewise.
6855 2001-08-17 Richard Henderson <rth@redhat.com>
6857 * config/mips/iris6.h (TARGET_IRIX6): New.
6858 (current_section_name, current_section_flags): New.
6859 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6860 (MAX_OFILE_ALIGNMENT): New.
6861 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6862 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6863 (copy_file_data): Split out from
6864 (mips_asm_file_end): ... here.
6865 (mips_asm_file_start): Remove extra .section directive. Use
6866 tmpfile instead of mips_make_temp_file.
6867 (mips_unique_section): Use const char * as needed for warnings.
6868 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6869 re-add align parameter.
6870 (iris6_asm_named_section): New.
6871 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6872 (iris6_asm_output_align, iris6_section_align_1): New.
6873 (iris6_asm_file_start, iris6_asm_file_end): New.
6874 * config/mips/mips-protos.h: Update decls.
6876 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6878 * doc/install.texi (Install GCC): Add links to build status pages.
6880 (Final install): Ditto; request updates for specific info
6882 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6884 * cpperror.c (print_location): Don't take a file name; use the
6886 (_cpp_begin_message): Similarly.
6887 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6888 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6889 (cpp_pedwarn_with_file_and_line): Remove.
6890 * cppfiles.c (stack_include_file): Update; set filename to stdin
6891 here when appropriate.
6892 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6893 (_cpp_begin_message): Don't take a file name.
6894 * cppinit.c: Add comment.
6895 * cpplex.c: Fix end-of-directive indicator.
6896 * cpplib.c: Don't include intl.h.
6897 (run_directive, do_diagnostic): Update.
6898 (do_line): Update to not use nominal_fname.
6899 (cpp_push_buffer): Don't take a filename.
6900 * cpplib.h (struct ht): Remove.
6901 (cpp_push_buffer): Don't take a filename.
6902 (cpp_pedwarn_with_file_and_line): Remove.
6903 * cppmacro.c (struct cpp_macro): Remove file.
6904 (builtin_macro): Update.
6905 (_cpp_create_definition): Update.
6906 * cppmain.c: Correct comment.
6907 * fix-header.c (read_scan_file): Update.
6909 2001-08-17 Kazu Hirata <kazu@hxi.com>
6911 * sbitmap.c: Fix comment formatting.
6912 * sched-deps.c: Likewise.
6913 * sibcall.c: Likewise.
6914 * simplify-rtx.c: Likewise.
6916 * ssa-ccp.c: Likewise.
6917 * stor-layout.c: Likewise.
6918 * timevar.c: Likewise.
6919 * toplev.c: Likewise.
6920 * unwind-dw2.c: Likewise.
6921 * unwind-dw2-fde.c: Likewise.
6922 * varasm.c: Likewise.
6924 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6926 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6927 or larger than an integer in memory.
6929 2001-08-17 Zack Weinberg <zackw@panix.com>
6931 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6932 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6933 * rtl.h: Don't forward-declare union tree_node here. Don't
6934 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6935 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6936 and tree respectively.
6937 * tree.h: Don't forward-declare struct rtx_def here. Don't
6938 typedef tree here. Change all uses of struct rtx_def *,
6939 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6940 and tree respectively.
6942 2001-08-17 Richard Henderson <rth@redhat.com>
6944 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6945 config/mips/openbsd.h: Fix typos last change.
6947 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6949 * doc/invoke.texi (Optimize Options): The default for
6950 -finline-limit is 600.
6952 2001-08-17 Richard Henderson <rth@redhat.com>
6954 * varasm.c (text_section): Allow TEXT_SECTION to override the
6955 printing of TEXT_SECTION_ASM_OP.
6956 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6957 (DATA_SECTION, BSS_SECTION): Remove.
6958 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6959 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6960 Rename from s/_NAME//.
6961 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6962 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6963 (TEXT_SECTION): ... here. New.
6964 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6965 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6966 * config/mips/openbsd.h: Likewise.
6967 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6968 (mips_asm_file_end): Likewise test.
6969 (mips_output_function_epilogue): Likewise. Switch back to data
6970 section after emitting the function.
6972 * doc/tm.texi (Sections): Document TEXT_SECTION.
6974 2001-08-17 Richard Henderson <rth@redhat.com>
6976 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6977 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6979 2001-08-17 Richard Henderson <rth@redhat.com>
6981 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6982 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6983 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6984 Add aligned attribute.
6986 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6988 * config/sh/sh.md: Add modes to unspecs in first insn to match
6989 those in the second.
6991 * Makefile.in: Fix collect2 copy for Cygwin.
6993 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6995 Install the proper patch.
6996 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6997 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6998 (expand_function_start): Likewise.
6999 * stmt.c (expand_decl): Likewise.
7000 * varasm.c (make_decl_rtx): Likewise.
7002 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7004 * final.c: Undo my previous accidental checkin.
7005 * output.h: Likewise.
7006 * tm.texi: Likewise.
7008 2001-08-16 Richard Henderson <rth@redhat.com>
7010 * varasm.c (named_section_flags): Remove align parameter.
7011 * varasm.c, dwarf2out.c: Update all callers.
7012 * output.h: Update prototypes.
7014 * target.h (target.asm_out.named_section): Remove align parameter.
7015 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7016 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7017 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7018 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7019 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7021 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7022 (get_named_section_flags, set_named_section_flags): New.
7023 (named_section_flags): Use them.
7024 (named_section): Do decl vs section flags check here...
7025 (default_section_type_flags): ... not here.
7026 (init_varasm_once): Create in_named_htab.
7027 (resolve_unique_section): Mark reloc unused.
7029 2001-08-16 Richard Henderson <rth@redhat.com>
7031 * varasm.c (force_const_mem): Keep pool alignment in bits.
7032 (output_constant_pool): Use assemble_align.
7034 2001-08-16 Zack Weinberg <zackw@panix.com>
7036 * doc/tm.texi: Remove extra @table command.
7038 2001-08-16 Zack Weinberg <zackw@panix.com>
7040 * final.c (shorten_branches): Clear the end of the label_align
7041 array only if we made it larger. Break up messy expressions
7044 * diagnostic.c (internal_error): Check for error recursion
7045 before doing ICE suppression.
7047 * timevar.c: Timing variables now count in milliseconds.
7048 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7049 (get_time): Not here.
7050 (timevar_print): Don't print any timer whose user, cpu, and
7051 wall times are all zero as displayed.
7052 * timevar.h: Update comment aboout units. Make timevar
7055 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7057 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7058 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7059 (expand_function_start): Likewise.
7060 * stmt.c (expand_decl): Likewise.
7061 * varasm.c (make_decl_rtx): Likewise.
7063 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7065 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7066 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7068 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7070 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7073 2001-08-16 Andreas Jaeger <aj@suse.de>
7075 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7078 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7080 * rtl.h (only_sets_cc0_p): New prototype.
7081 * jump.c (sets_cc0_p): Handle INSN.
7082 (only_sets_cc0_p): New function.
7083 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7084 (tidy_fallthru_edge): Likewise.
7085 * integrate.c (copy_insn_list): Likewise.
7086 * unroll.c (unroll_loop): Likewise.
7087 (copy_loop_body): Likewise.
7089 2001-08-15 Jason Eckhardt <jle@redhat.com>
7091 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7093 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7095 * predict.c (struct block_info_def): Remove nvisited.
7096 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7097 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7099 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7100 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7103 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7105 * predict.def: Update hitrates.
7107 2001-08-15 Richard Henderson <rth@redhat.com>
7109 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7111 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7113 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7114 note from its associated jump.
7116 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7118 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7119 also on 64-bit s390x targets.
7121 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7123 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7125 (arm_expand_prologue): Handled nested functions which take a
7126 variable argument list.
7127 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7128 macro with an invocation of
7129 arm_compute_initial_elimination_offset.
7130 * config/arm/arm-protos.h: Prototype
7131 arm_compute_initial_elimination_offset.
7133 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7135 * doc/install.texi (Specific, avr): Fix markup.
7136 (Specific, c4x): Ditto.
7138 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7140 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7142 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7144 * Makefile.in (OBJS): Add rtl-error.o
7145 (rtl-error.o): New rule.
7146 (diagnostic.o): Adjust dependency.
7147 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7148 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7149 warning_for_asm): Move to...
7150 rtl-error.c: ...here. New file.
7152 2001-08-14 Richard Henderson <rth@redhat.com>
7154 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7155 if USING_SJLJ_EXCEPTIONS.
7157 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7159 * tlink.c (scan_linker_output): Check string for unsatisfied in
7160 addition to undefined and unresolved.
7162 2001-08-14 Graham Stott <grahams@redhat.com>
7164 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7165 EH_FRAME_SECTION_NAME.
7167 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7169 * genattrtab.c (simplify_test_exp_in_temp): New function.
7170 (simplify_test_exp): Avoid explicit use of temporary obstack.
7171 (simplify_cond, insert_right_side, evaluate_eq_attr,
7172 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7173 Use simplify_test_exp_in_temp.
7174 (optimize_attrs): Iterate until expression stabilizes.
7176 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7178 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7179 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7181 2001-08-13 Richard Henderson <rth@redhat.com>
7183 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7184 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7185 * config/arm/conix-elf.h: Likewise.
7187 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7189 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7191 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7193 * gcse.c (hash_scan_set): Expressions that are set as part of
7194 jump instructions are not available.
7196 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7198 * config/s390/s390.c (print_operand, s390_function_prologue,
7199 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7201 2001-08-13 Richard Henderson <rth@redhat.com>
7203 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7204 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7205 * doc/tm.texi (Exception Region Output): Document it.
7207 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7209 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7210 DWARF2 instead of stabs by default.
7212 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7214 * config/rs6000/rs6000.c: Include optabs.h.
7216 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7218 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7219 save/restore routines.
7220 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7222 2001-08-13 Andreas Jaeger <aj@suse.de>
7224 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7225 the english is correct.
7227 2001-08-13 Zack Weinberg <zackw@panix.com>
7229 * expr.h: Split out optab- and libfunc-related code to...
7230 * optabs.h, libfuncs.h: ... these new headers.
7232 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7234 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7236 * mkconfig.sh: Don't include insn-codes.h from config.h.
7238 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7239 enum insn_code is available. Move reload_in_optab and
7240 reload_out_optab array declarations to optabs.h.
7241 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7242 there, prototype in expr.h.
7243 * gencodes.c: Cleanup: zap global variables, don't use
7244 printf where puts will do, don't bother defining MAX_INSN_CODE
7245 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7247 * genemit.c, genopinit.c: Include optabs.h in generated file.
7248 * genoutput.c: Include insn-codes.h in generated file.
7249 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7250 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7251 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7252 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7253 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7254 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7256 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7257 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7258 config/m88k/m88k.c, config/sparc/sparc.c:
7260 * reload.c: Include expr.h and optabs.h before reload.h.
7261 * config/alpha/alpha.c: Include tree.h before reload.h.
7262 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7263 and reload.h in that order.
7264 * config/sparc/sparc.c: Include debug.h.
7265 * recog.c: Include insn-codes.h.
7267 2001-08-13 Andreas Jaeger <aj@suse.de>
7269 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7272 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7274 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7275 * gcc.c (init_spec): Fix typo in comment.
7276 * varasm.c (data_section): Fix typo in comment.
7278 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7280 * predict.c (dump_prediction): New argument "USED".
7281 (combine_predictions_for_insn): Determine the used heuristics,
7282 output the case no heuristic applied.
7283 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7285 2001-08-13 Andreas Jaeger <aj@suse.de>
7287 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7290 2001-08-13 Kazu Hirata <kazu@hxi.com>
7292 * jump.c: Fix formatting.
7294 2001-08-13 Kazu Hirata <kazu@hxi.com>
7296 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7299 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7301 * loop.c (check_dbra_loop): Use condjump_label to compute
7304 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7305 to better document the files they're in.
7307 2001-08-12 Zack Weinberg <zackw@panix.com>
7309 * recog.h (struct insn_operand_data): Shrink 'mode' field
7312 2001-08-12 Kazu Hirata <kazu@hxi.com>
7314 * gcc.c: Fix comment formatting.
7315 * gccspec.c: Likewise.
7318 * genemit.c: Likewise.
7319 * gengenrtl.c: Likewise.
7320 * genrecog.c: Likewise.
7321 * gensupport.c: Likewise.
7322 * ggc-page.c: Likewise.
7323 * global.c: Likewise.
7324 * graph.c: Likewise.
7325 * ifcvt.c: Likewise.
7326 * integrate.c: Likewise.
7328 * libgcc2.c: Likewise.
7330 * mbchar.c: Likewise.
7331 * optabs.c: Likewise.
7332 * predict.c: Likewise.
7333 * prefix.c: Likewise.
7334 * profile.c: Likewise.
7335 * protoize.c: Likewise.
7337 * recog.c: Likewise.
7338 * regclass.c: Likewise.
7339 * regmove.c: Likewise.
7340 * reg-stack.c: Likewise.
7341 * reload1.c: Likewise.
7342 * resource.c: Likewise.
7343 * rtlanal.c: Likewise.
7346 2001-08-12 Kazu Hirata <kazu@hxi.com>
7348 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7349 a tree representing a constant is passed to the macro.
7351 2001-08-12 Richard Henderson <rth@redhat.com>
7353 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7354 (rs6000_elf_asm_out_destructor): New.
7355 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7356 (DTORS_SECTION_ASM_OP): Remove.
7357 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7358 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7360 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7363 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7364 * gcc.c (set_collect_gcc_options): New function, split out from
7366 Ignore elided switches.
7367 (do_spec_1): Invoke before executing command.
7368 (set_input): Export.
7369 Move declaration ...
7370 * gcc.h (set_input): ... here.
7371 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7374 2001-08-12 Richard Henderson <rth@redhat.com>
7376 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7377 thinko wrt TARGET_RELOCATABLE.
7379 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7381 * fix-header.c (cb_file_change): Update prototype.
7383 2001-08-11 Zack Weinberg <zackw@panix.com>
7385 * toplev.c (set_float_handler): Make static.
7386 * toplev.h: Don't prototype set_float_handler.
7388 * simplify-rtx.c: Don't include setjmp.h.
7389 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7391 (simplify_unary_operation, simplify_binary_operation): Use them,
7392 via do_float_handler.
7394 * fold-const.c: Don't include setjmp.h.
7395 (exact_real_inverse_1): New function.
7396 (exact_real_inverse): Use it, via do_float_handler.
7398 * varasm.c: Don't include setjmp.h.
7399 (assemble_real_1): New function.
7400 (assemble_real): Use it, via do_float_handler.
7401 Call internal_error if we get a trap here.
7403 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7404 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7406 2001-08-11 Zack Weinberg <zackw@panix.com>
7408 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7409 STACK_BOUNDARY if not already defined.
7411 * calls.c, function.c, reload1.c, explow.c: Don't default
7412 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7413 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7415 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7418 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7419 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7421 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7423 * cppmacro.c (enter_macro_context): Push macro expansions even
7426 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7428 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7429 (rs6000_elf_section_type_flags): Actually return a value.
7431 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7433 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7434 Clean up code: add missing comments and prototypes, fix warnings,
7435 remove obsolete code, fix spacing to conform to coding style.
7437 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7439 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7440 and TARGET_ASM_CLOSE_PAREN.
7441 (regclass_map): CC register belongs to class NO_REGS.
7442 (legitimize_pic_address): Don't generate unnecessary moves
7443 (to avoid confusing loop optimization).
7444 (check_and_change_labels): Replace jump_long by indirect_jump.
7445 (s390_final_chunkify): Don't start a new literal pool on section
7446 switch in 64-bit code.
7447 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7449 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7450 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7451 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7453 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7454 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7455 (CONST_COSTS): Fixed incorrect costs.
7457 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7458 Use emit_jump instead of emit_jump_insn (gen_jump).
7459 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7460 (to avoid confusing flow analysis).
7461 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7462 (casesi, casesi_jump): New.
7463 (jump_long): Removed. Functionality merged into indirect_jump.
7464 (indirect_jump): Accept address_operand, not just register_operand.
7465 (cjump_long, icjump_long): Use same logic as indirect_jump.
7466 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7467 Fixed broken setjmp/longjmp handling.
7468 (do_builtin_setjmp_setup): Removed.
7470 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7471 broken GNU as versions that don't accept .quad with large
7472 negative values. Use hexadecimal output instead.
7473 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7474 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7475 FUNCTION_EPILOGUE): Removed. Now in targetm.
7477 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7479 * config/s390/fixdfdi.h: Add missing copyright statement.
7480 Fix type conflicts on 64-bit. Add missing SFmode routines.
7482 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7485 2001-08-11 Richard Henderson <rth@redhat.com>
7487 * rtl.h (REG_EH_RETHROW): Remove.
7488 * rtl.c (reg_note_name): Update.
7489 * combine.c (distribute_notes): Don't check for it.
7491 2001-08-11 Richard Henderson <rth@redhat.com>
7493 * combine.c (distribute_notes): Place REG_SETJMP.
7495 2001-08-11 Richard Henderson <rth@redhat.com>
7497 * doc/extend.texi (Arrays and pointers implementation): Discourage
7498 relying on sign-extension of pointers.
7500 2001-08-11 H.J. Lu <hjl@gnu.org>
7502 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7504 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7505 RDATA_SECTION_ASM_OP.
7507 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7509 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7510 main manual to work both for info and HTML versions.
7512 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7513 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7515 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7516 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7517 (struct cpp_pool): New member first.
7518 * cppinit.c (append_include_chain): Plug memory leaks.
7519 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7520 Allocate pragma structures from the (aligned) macro pool to
7521 avoid leaking memory.
7522 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7523 so we don't leak memory.
7524 * hashtable.c (ht_destroy): New.
7525 * hashtable.h (ht_destroy): New.
7527 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7528 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7530 * c-lex.c (map): Make const.
7531 (cb_file_change): Update for callback passing a line map.
7532 Don't assume we have a previous map. Remove sanity check
7533 about popping too many files.
7534 * cpperror.c (print_location): Make map const.
7535 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7536 (cpp_make_system_header): Similarly.
7537 (search_from): Similarly.
7538 (_cpp_execute_include): Don't remember where we came from.
7539 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7540 (struct cpp_reader): Make map const.
7541 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7542 * cpplib.c (do_line): Update; line maps now hold sysp.
7543 (cpp_push_buffer): Similarly.
7544 (_cpp_do_file_change): Similarly; callback with map instead.
7545 (cpp_get_line_maps): Constify return value.
7546 (_cpp_pop_buffer): Update.
7547 * cpplib.h (struct cpp_file_change): Remove.
7548 (struct cpp_callbacks): Update.
7549 (cpp_get_line_maps): Constify return value.
7550 * cppmacro.c (_cpp_create_definition): Update.
7551 * cppmain.c (struct printer): Constify map.
7552 (maybe_print_line): Similarly.
7553 (print_line): Similarly. Deduce flags 1 and 2 here.
7554 (cb_file_change): Update.
7555 * line-map.c (free_line_maps): Warn regardless.
7556 (add_line_map): Return pointer to const. When passed NULL to_file
7557 with LC_LEAVE, use the obvious values for the return point so the
7558 caller doesn't have to figure them out.
7559 (lookup_line): Return pointer to const.
7560 (print_containing_files): Take pointer to const.
7561 * line-map.h (struct line_map): New members reason, sysp.
7562 (add_line_map): Return pointer to const.
7563 (lookup_line): Similarly.
7564 (print_containing_files): Take pointer to const.
7566 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7567 Richard Henderson <rth@redhat.com>
7569 * regmove.c (regmove_optimize): Avoid setting a register twice in
7572 2001-08-10 Richard Henderson <rth@redhat.com>
7574 * doc/extend.texi (Arrays and pointers implementation): Document
7575 behavior of pointer/integer conversion.
7577 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7579 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7581 2001-08-10 Richard Henderson <rth@redhat.com>
7583 * doc/extend.texi (C Implementation): New chapter.
7584 * doc/gcc.texi (Top): Link it in.
7586 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7588 * doc/install.texi (Specific): Fix CVS merge botch.
7590 2001-08-10 Richard Henderson <rth@redhat.com>
7592 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7593 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7595 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7597 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7598 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7599 this macro is now required.
7601 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7602 loop.c (find_and_verify_loops), reload.c (reload): Check
7603 for rtx code of CALL_INSN, not CALL, when deciding if we
7604 need to check for REG_SETJMP note.
7606 * gcse.c (compute_hash_table, compute_store_table): Update
7607 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7610 * config/avr/avr.c: Fix typo.
7611 * config/convex/convex.c (expand_movstr): Use adjust_address.
7612 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7614 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7615 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7617 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7618 Do define STACK_BOUNDARY.
7619 * config/i370/i370.c: Include expr.h.
7620 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7621 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7622 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7623 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7624 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7625 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7626 * config/romp/romp.c: Include expr.h after tree.h.
7628 (output_fpop): Use xmalloc, not oballoc.
7629 * config/we32k/we32k.c: Include expr.h.
7631 2001-08-10 Kazu Hirata <kazu@hxi.com>
7633 * config/h8300/h8300.h: Fix formatting.
7635 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7637 * c-common.h (RETURN_NULLIFIED_P): Lose.
7638 * c-semantics.c (genrtl_return_stmt): Don't check it.
7640 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7642 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7643 (mips_annotate_frame_insn): New function.
7644 (mips_emit_frame_related_store): New function.
7645 (save_restore_insns): Don't mark instructions that set up the base
7646 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7647 the store instructions instead.
7648 (mips_expand_prologue): If the stack size is moved into a temporary
7649 register, do not mark that move as frame-related. Add a
7650 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7652 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7654 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7655 stack slot as unchanging if current_function_calls_eh_return.
7657 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7659 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7660 access the second half of the TFmode scratch operand.
7662 2001-08-10 Anthony Green <green@redhat.com>
7664 * java/class.c (emit_register_classes): Conditionalize code on
7667 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7669 * doc/install.texi (Specific, avr): Fix cross-reference to the
7670 main manual to work both for info and HTML versions.
7672 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7674 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7675 and "use_goto" argument.
7676 (expand_null_return, expand_value_return): Update all callers.
7677 * function.c (expand_function_end): Remove code to generate simple
7679 * config/vax/vax.md (epilogue): New expander for function return.
7680 * doc/md.texi (epilogue): Remove "if defined".
7682 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7684 * Makefile.in: Partially revert my previous change:
7685 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7686 of the hashtab.o and safe-ctype.o rules.
7688 2001-08-09 Richard Henderson <rth@redhat.com>
7690 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7691 (USE_COLLECT2): Remove duplicate definition.
7692 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7693 (use_collect2): Remove dead code.
7694 * configure.in (use_collect2): Remove will_use_collect2 and
7695 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7696 * configure: Rebuild.
7698 * target.h (targetm.asm_out.constructor): New.
7699 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7700 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7701 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7702 * varasm.c (in_ctors, in_dtors): New.
7703 (assemble_constructor, assemble_destructor): Remove.
7704 (default_stabs_asm_out_destructor): New.
7705 (default_named_section_asm_out_destructor): New.
7706 (dtors_section, default_dtor_section_asm_out_destructor): New.
7707 (default_stabs_asm_out_constructor): New.
7708 (default_named_section_asm_out_constructor): New.
7709 (ctors_section, default_ctor_section_asm_out_constructor): New.
7710 * output.h: Update declarations.
7711 * c-decl.c (c_expand_body): Use target hooks instead of
7712 assemble_constructor and assemble_destructor.
7713 * profile.c (output_func_start_profiler): Likewise.
7714 * objc/objc-act.c (finish_objc): Likewise.
7715 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7716 for the constructor.
7717 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7719 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7720 (DTORS_SECTION_ASM_OP): Likewise.
7721 (__CTOR_LIST__): Use attribute section when possible.
7722 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7724 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7725 ASM_OUTPUT_CONSTRUCTOR.
7727 * config/darwin.c (machopic_asm_out_constructor): New.
7728 (machopic_asm_out_destructor): New.
7729 * config/darwin-protos.h: Update declarations.
7730 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7731 (ASM_OUTPUT_DESTRUCTOR): Remove.
7732 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7733 * config/nextstep.c (nextstep_asm_out_constructor): New.
7734 (nextstep_asm_out_destructor): New.
7735 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7736 (ASM_OUTPUT_DESTRUCTOR): Remove.
7737 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7738 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7739 ASM_OUTPUT_*STRUCTOR.
7740 * config/i386/aix386ng.h: Likewise.
7742 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7743 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7744 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7745 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7746 * config/lynx.h: Likewise.
7747 * config/netware.h: Likewise.
7748 * config/psos.h: Likewise.
7749 * config/alpha/alpha-interix.h: Likewise.
7750 * config/alpha/elf.h: Likewise.
7751 * config/arc/arc.h: Likewise.
7752 * config/arm/aof.h: Likewise.
7753 * config/arm/coff.h: Likewise.
7754 * config/arm/elf.h: Likewise.
7755 * config/c4x/c4x.h: Likewise.
7756 * config/h8300/h8300.h: Likewise.
7757 * config/i386/cygwin.h: Likewise.
7758 * config/i386/djgpp.h: Likewise.
7759 * config/i386/i386-coff.h: Likewise.
7760 * config/i386/i386-interix.h: Likewise.
7761 * config/i386/sco5.h: Likewise.
7762 * config/i386/vsta.h: Likewise.
7763 * config/i386/win32.h: Likewise.
7764 * config/i960/i960-coff.h: Likewise.
7765 * config/ia64/sysv4.h: Likewise.
7766 * config/m68hc11/m68hc11.h: Likewise.
7767 * config/m68k/coff.h: Likewise.
7768 * config/m68k/mot3300.h: Likewise.
7769 * config/m88k/m88k.h: Likewise.
7770 * config/mcore/mcore-pe.h: Likewise.
7771 * config/mcore/mcore.h: Likewise.
7772 * config/mips/elf.h: Likewise.
7773 * config/mips/elf64.h: Likewise.
7774 * config/mips/iris6.h: Likewise.
7775 * config/pa/pa64-hpux.h: Likewise.
7776 * config/rs6000/sysv4.h: Likewise.
7777 * config/sh/sh.h: Likewise.
7778 * config/sparc/litecoff.h: Likewise.
7780 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7781 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7782 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7783 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7784 (ASM_OUTPUT_DESTRUCTOR): Remove.
7785 * config/a29k/a29k.c: Move include of tree.h.
7786 * config/a29k/udi.h: Delete file.
7787 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7788 (vms_asm_out_destructor): New.
7789 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7790 (EXTRA_SECTION_FUNCTIONS): Likewise.
7791 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7792 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7793 * config/c4x/c4x.c: Move include of tree.h.
7794 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7795 (clix_asm_out_destructor): New.
7796 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7797 (ASM_OUTPUT_DESTRUCTOR): Remove.
7798 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7799 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7800 (TARGET_ASM_CONSTRUCTOR): New.
7801 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7802 (sco_asm_out_constructor): New.
7803 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7804 * config/i386/svr3gas.h: Remove stack grows up code.
7805 Remove code duplicated from i386/sysv3.h.
7806 (TARGET_ASM_CONSTRUCTOR): New.
7807 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7808 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7809 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7810 (TARGET_ASM_CONSTRUCTOR): New.
7811 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7812 (m68hc11_asm_out_destructor): New.
7813 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7814 (TARGET_ASM_DESTRUCTOR): New.
7815 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7816 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7817 config/svr3.h pertaining to section manipulation.
7818 * config/m68k/dpx2g.h: Remove #if 0 code.
7819 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7820 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7821 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7822 (TARGET_ASM_CONSTRUCTOR): New.
7823 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7824 (m88k_svr3_asm_out_constructor): New.
7825 (m88k_svr3_asm_out_destructor): New.
7826 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7827 (ASM_OUTPUT_DESTRUCTOR): Remove.
7828 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7829 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7830 * config/rs6000/aix.h: Likewise.
7831 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7832 * config/mips/vxworks.h: Likewise.
7833 * config/rs6000/lynx.h: Likewise.
7834 * config/sh/elf.h: Likewise.
7835 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7836 (DTORS_SECTION_ASM_OP): New.
7837 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7838 (ASM_OUTPUT_DESTRUCTOR): Remove.
7839 * config/sparc/sol2-sld-64.h: Likewise.
7840 * config/vax/vax.c (vms_asm_out_constructor): New.
7841 (vms_asm_out_destructor): New.
7842 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7843 (ASM_OUTPUT_DESTRUCTOR): Remove.
7844 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7846 * doc/tm.texi (@node Initialization): Update.
7848 2001-08-09 Richard Henderson <rth@redhat.com>
7850 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7851 (__do_global_dtors_aux): Use gp-relative static data to avoid
7852 one dynamic relocation.
7853 (__do_frame_setup): Register Java classes.
7854 * config/alpha/crtend.asm (__JCR_END__): New.
7856 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7858 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7859 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7860 (GEN, STAGESTUFF): Add new files.
7861 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7862 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7863 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7864 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7865 as well as insn-codes.h and insn-flags.h in config.h; and no
7866 extra headers in tconfig.h and hconfig.h.
7868 * gencodes.c: Eliminate code to generate predicate declarations
7869 or #defines for md-file constants.
7870 * genconstants.c, genpreds.c: New files.
7872 * i386.md: Re-order guard expressions such that TARGET_64BIT
7873 comes first, when this permits better optimization. Add
7874 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7875 why this is desirable.
7877 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7879 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7880 (find_fde_for_dso): Remove.
7881 (_Unwind_IteratePhdrCallback): New.
7882 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7883 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7885 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7887 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7888 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7890 2001-08-09 Graham Stott <grahams@redhat.com>
7892 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7893 (vis_no_unit): Use it.
7894 (visualize_no_unit): Add the insn only if room exists.
7896 2001-08-09 Graham Stott <grahams@redhat.com>
7898 * predict.c (estimate_probability): Replace magic numbers with
7899 appropriate enumeration.
7901 2001-08-09 Graham Stott <grahams@redhat.com>
7903 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7905 (EXTRACT_FLAGS): Likewise.
7907 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7909 * config/mips/mips.c (mips_legitimate_address_p): Check for
7910 CONST_INT in last patch.
7912 2001-08-08 Anthony Green <green@redhat.com>
7914 * java/class.c (emit_register_classes): Use assemble_jcr if
7915 possible. Keep the original mechanism as a fallback.
7916 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7917 and weak symbol support.
7918 * crtstuff.c (__JCR_LIST__): Define.
7919 (__JCR_END__): Define.
7920 (_Jv_RegiserClasses): Define weak symbol if possible.
7921 (__do_global_ctors_aux): Register classes for ELF targets with
7922 weak symbol support.
7924 2001-08-08 Kazu Hirata <kazu@hxi.com>
7926 * dbxout.c: Fix comment formatting.
7927 * dependence.c: Likewise.
7929 * diagnostic.c: Likewise.
7930 * dominance.c: Likewise.
7931 * doprint.c: Likewise.
7932 * dwarf2out.c: Likewise.
7933 * dwarfout.c: Likewise.
7934 * emit-rtl.c: Likewise.
7935 * except.c: Likewise.
7936 * explow.c: Likewise.
7937 * expmed.c: Likewise.
7940 * fold-const.c: Likewise.
7941 * function.c: Likewise.
7943 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7945 * global.c (retry_global_alloc): Avoid shadowing allocno.
7947 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7949 * except.c (remove_fixup_regions): Fix typo.
7951 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7953 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7954 unsigned HOST_WIDE_INT to avoid warning.
7955 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7956 * flow.c (set_block_for_new_insns): Likewise.
7958 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7960 * sibcall.c (return_value_pseudo): New static variable.
7961 (skip_copy_to_return_value): Handle return_value_pseudo.
7962 (call_ends_block_p): Ensure that return_value_pseudo is set.
7963 (optimize_sibling_and_tail_recursive_call): Discover the
7964 load of pseudo return value in alternate exit block.
7966 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7968 * calls.c (ECF_ALWAYS_RETURN): New constant.
7969 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7970 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7971 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7972 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7973 * rtl.c (reg_note_name): New name.
7974 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7976 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7978 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7980 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7982 * alias.c (get_alias_set): Return a previously calculated
7983 alias set for a VAR_DECL.
7984 * function.c (gen_mem_addressof): Calculate the alias set before
7987 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7989 * predict.def: Set hitrates according our experimental run.
7991 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7993 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7995 2001-08-08 H.J. Lu <hjl@gnu.org>
7997 * config/mips/mips.c (mips_unique_section): New. Copied from
8000 * config/mips/mips-protos.h (mips_unique_section): New
8003 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8005 * config/mips/little.h: New. Generic little endian mips
8006 targets. Only mips*-*-linux* is converted to use it so far.
8008 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8009 (WCHAR_TYPE): Defined
8010 (WCHAR_TYPE_SIZE): Likewise.
8011 (INIT_SUBTARGET_OPTABS): Likewise.
8012 (BSS_SECTION_ASM_OP): Likewise.
8013 (SBSS_SECTION_ASM_OP): Likewise.
8014 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8015 (ASM_DECLARE_OBJECT_NAME): Likewise.
8016 (UNIQUE_SECTION): Likewise.
8017 (EXTRA_SECTIONS): Likewise.
8018 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8019 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8020 (ASM_OUTPUT_DEF): Likewise.
8021 (HANDLE_SYSV_PRAGMA): Removed.
8022 (NO_IMPLICIT_EXTERN_C): Likewise.
8023 (TARGET_MEM_FUNCTIONS): Likewise.
8024 (STARTFILE_SPEC): Likewise.
8025 (ENDFILE_SPEC): Likewise.
8026 (LIB_SPEC): Likewise.
8027 (INVOKE__main): Likewise.
8028 (CTOR_LIST_BEGIN): Likewise.
8029 (CTOR_LIST_END): Likewise.
8030 (DTOR_LIST_BEGIN): Likewise.
8031 (DTOR_LIST_END): Likewise.
8032 (SET_ASM_OP): Likewise.
8033 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8034 (ASM_OUTPUT_DEF): Likewise.
8035 (ASM_OUTPUT_IDENT): Likewise.
8037 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8038 (CPLUSPLUS_CPP_SPEC): Likewise.
8039 (ASM_APP_ON) Redefine only if not defined.
8040 (ASM_APP_OFF): Likewise.
8041 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8042 (ASM_OUTPUT_IDENT): Likewise.
8044 * config.gcc: Update tm_file for Linux/mips.
8046 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8048 * cselib.c (cselib_record_sets): If insn is predicated, turn
8049 sources into IF_THEN_ELSEs.
8051 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8052 Turn into define_insn_and_split.
8054 * sched-deps.c: Include "cselib.h".
8055 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8056 Use cselib to turn memory addresses into VALUEs.
8057 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8058 * sched-int.h (struct sched_info): New member USE_CSELIB.
8059 * sched-ebb.c (ebb_sched_info): Initialize it.
8060 * sched-rgn.c (rgn_sched_info): Likewise.
8061 * Makefile.in (sched-deps.o): Update dependencies.
8063 * cselib.h (cselib_subst_to_values): Declare.
8064 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8065 that have no value and autoincs to be handled by generating a new
8068 2001-08-08 Graham Stott <grahams@redhat.com>
8070 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8071 within fixed length SEQUENCE.
8073 2001-08-08 Graham Stott <grahams@redhat.com>
8075 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8076 (diagnostic_prefixing_rule): Likewise.
8077 (diagnostic_line_cutoff): Likewise.
8078 (diagnostic_kind_count): Likewise.
8080 2001-08-08 Graham Stott <grahams@redhat.com>
8082 * alias.c (find_base_decl): Delete redundent assignment.
8084 2001-08-08 Graham Stott <grahams@redhat.com>
8086 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8087 (abs): Uppercase and paranthesize macro parameter.
8088 (MEM_DEPENDENCY): Add whitespace.
8090 2001-08-08 Graham Stott <grahams@redhat.com>
8092 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8093 failure check for CONST_INT
8095 2001-08-08 Graham Stott <grahams@redhat.com>
8097 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8098 (libcall_dead_p): Likewise.
8100 (mark_used_regs): Constify fmt.
8101 (find_use_as_address): Likewise.
8103 2001-08-08 Graham Stott <grahams@redhat.com>
8105 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8108 2001-08-08 Graham Stott <grahams@redhat.com>
8110 * combine.c (combine_simplify_rtx): Update comment and
8111 remove erroneous test.
8113 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8115 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8116 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8117 take care to avoid multiple no-newline at EOF warnings in that
8120 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8122 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8123 (emit_library_call_value_1): Likewise.
8124 (emit_call_1): Emit REG_SETJMP note.
8125 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8127 * cselib.c (cselib_process_insn): Likewise.
8128 * flow.c (propagate_block): Likewise.
8129 * loop.c (find_and_verify_loops): Likewise.
8130 * reload.c (find_equiv_regs): Likewise.
8131 * reload1.c (reload): Likewise.
8132 * resource.c (mark_referenced_resources,
8133 mark_set_resources): Likewise.
8134 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8135 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8136 * haifa-sched.c (unlink_other_notes): Likewise.
8137 (reemit_notes): Likewise.
8138 * sched-ebb.c (sched_ebb): Likewise.
8139 * sched-rgc.c (sched_region): Likewise.
8140 * rtl.c (note_insn_name): Likewise.
8141 (reg_note_name): Add REG_SETJMP
8142 * rtl.h (reg_note): Add REG_SETJMP.
8143 (insn_note): Remove NOTE_INSN_SETJMP.
8145 * profile.c (branch_prob): Add fake edges for setjmp.
8147 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8149 * config.gcc: Quote target_cpu_default2 correctly for
8150 powerpc*-*-* targets.
8152 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8154 * cpplib.h, line-map.h: Update comments.
8155 * cppmain.c (printer_init): Move inline.
8156 (maybe_print_line, print_line): Take a map pointer.
8157 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8158 (cb_file_change): Don't use prior value of print.map.
8160 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8162 * doc/install.texi: Document fine-grained multilib configuration.
8164 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8166 * rtlanal.c (find_first_parameter_load): Call note_stores
8167 only on the instructions.
8169 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8171 * alias.c (nonlocal_mentioned_p):
8172 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8173 * calls.c (emit_call_1): Likewise.
8174 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8175 * cselib.c (cselib_process_insn): Likewise.
8176 * df.c (df_insns_modify): Likewise.
8177 * flow.c (need_fake_edge_p): Likewise.
8178 (propagate_one_insn): Likewise.
8179 * haifa-sched.c (reemit_notes): Likewise.
8180 * integrate.c (copy_insn_list): Likewise.
8181 * jump.c (delete_prior_computation): Likewise.
8182 * local-alloc.c (validate_equiv_mem): Likewise.
8183 * loop.c (scan_loop): Likewise.
8184 * predict.c (estimate_probability): Likewise.
8185 * reload.c (reload): Likewise.
8186 * sched-deps (sched_analyze): Likewise.
8187 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8188 * gcse.c (compute_hash_table): Likewise.
8189 (mark_call): Likewise.
8190 (store_killed_in_insn): Likewise.
8192 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8194 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8196 2001-08-06 Richard Henderson <rth@redhat.com>
8198 * varasm.c (assemble_gc_entry): Remove.
8199 * output.h: Likewise.
8201 2001-08-06 Richard Henderson <rth@redhat.com>
8203 * varasm.c (assemble_constructor): Take a symbol_ref and a
8204 priority instead of a bare string. Move priority handling
8205 here from cp/decl2.c.
8206 * output.h: Update decls.
8208 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8209 and assemble_destructor.
8210 * profile.c (output_func_start_profiler): Likewise.
8211 * objc/objc-act.c (finish_objc): Likewise.
8212 (build_module_descriptor): Return the symbol not the symbol name.
8214 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8216 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8217 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8218 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8219 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8220 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8221 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8223 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8225 * cpperror.c (print_containing_files): Moved to line-map.c.
8226 (print_location): line-map.c handles re-listing or otherwise.
8227 * cpphash.h (struct lexer_state): Remove next_bol.
8228 (struct cpp_buffer): Remove include_stack_listed.
8229 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8230 Remove faked buffer handling.
8231 (_cpp_do_file_change): Tweak.
8232 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8233 * cppmain.c (struct printer): Remove filename.
8234 (print_line, cb_file_change): Update accordingly.
8235 * line-map.c: Include intl.h.
8236 (init_line_maps): Initialize last_listed.
8237 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8238 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8239 (print_containing_files): New.
8240 * line-map.h (struct line_maps): New member last_listed.
8241 (print_containing_files, INCLUDED_FROM): New.
8242 * Makefile.in: Update.
8243 * po/POTFILES.in: Add line-map.c.
8245 2001-08-06 Richard Henderson <rth@redhat.com>
8247 * except.c (convert_from_eh_region_ranges_1): Never mark
8248 USE or CLOBBER insns as throwing.
8250 * expr.c (store_constructor): Don't clobber memory targets.
8252 2001-08-06 Andreas Jaeger <aj@suse.de>
8254 * profile.c (branch_prob): Remove unused variable insn.
8256 * Makefile.in (local-alloc.o): Add dependency on except.h.
8258 * local-alloc.c: Include except.h for can_throw_internal prototype.
8260 2001-08-06 Richard Henderson <rth@redhat.com>
8262 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8263 * function.c (expand_main_function): Implement it.
8264 * doc/tm.texi: Document it.
8266 2001-08-06 Stan Shebs <shebs@apple.com>
8268 * doc/install.texi: Document powerpc-*-darwin* details.
8270 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8272 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8273 (ASM_CPU_SPEC): Move back to rs6000.h
8274 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8276 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8278 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8281 * config/rs6000/linux64.h: Ditto.
8283 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8284 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8287 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8288 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8290 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8293 2001-08-05 Richard Henderson <rth@redhat.com>
8295 * local-alloc.c (update_equiv_regs): Do not move insns that
8298 2001-08-05 Jan Hubicka <jh@suse.cz>
8300 * Makefile.in (reload1.o): Add dedendancy on except.h
8301 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8303 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8304 indicating wehther edges has been cleaned up.
8305 * reload1.c: Inlucde except.h
8306 (fixup_abnormal_edges): Accept deleted insns.
8307 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8310 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8312 * cpplib.c (do_line): Correct line number after pop_buffer.
8314 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8316 PR preprocessor/3824
8317 * line-map.c: Update comments.
8318 * line-map.h: Update comments.
8319 * tradcif.y: Don't consider large numbers unsigned.
8321 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8323 PR preprocessor/3081
8324 * c-lex.c (map): New.
8325 (cb_file_change): Update map and use it.
8326 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8327 (c_lex): Update to use map.
8328 * cpperror.c (print_location): Move to using logical line numbers.
8329 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8330 (cpp_make_system_header): Similarly.
8331 (_cpp_execute_include): Stop line numbering hacks. Store the
8332 line we will return to.
8333 * cpphash.h (CPP_BUF_LINE): Remove.
8334 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8335 Add map and return_to_line.
8336 (_cpp_do_file_change): Update.
8337 * cppinit.c (cpp_start_read): Update line kludge.
8338 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8339 (trigraph_ok): Use logical line numbers for diagnostics.
8340 (skip_block_comment): Likewise.
8341 (skip_whitespace): Likewise.
8342 (skip_line_comment): Use pfile->line instead.
8343 (_cpp_lex_token): Update to use logical line numbering exclusively.
8344 Handle BOL locally. Accept new lines in directives, but keep
8345 pfile->line decremented. Diagnostics use logical lines. Update
8347 * cpplib.c (SEEN_EOL): New.
8348 (skip_rest_of_line, check_eol): Use it.
8349 (end_directive): Increase line number when accepting the newline
8350 at the end of a directive.
8351 (run_directive): Simplify.
8352 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8353 (_cpp_do_file_change): Update to take buffer line number as an
8354 argument, and store the current map in the cpp_reader. Remove
8355 line number kludges.
8356 (_cpp_do__Pragma): Restore output position after a _Pragma.
8357 (cpp_push_buffer): Don't set output line or lineno.
8358 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8359 Remove line kludge. Set output_line.
8360 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8361 (parse_arg): Use logical lines.
8362 (save_lookahead_token): Save EOFs too now.
8363 * cppmain.c (struct printer): Fix comments.
8364 (printer_init): Simplify, let caller do errors.
8365 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8366 (maybe_print_line): Simplify.
8367 (print_line): Don't print a linemarker if -P.
8368 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8369 (cb_file_change): Simplify.
8370 * line-map.h (LAST_SOURCE_LINE): Fix.
8371 (CURRENT_LINE_MAP): New.
8373 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8375 * doloop.c (doloop_modify_runtime): Properly compute number of
8376 iterations if loop was unrolled.
8378 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8379 if their CSELIB_VAL_PTRs are.
8381 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8382 (setup_spill_pointers): Initialize it.
8383 (spill_restore_mem): Set it.
8384 (do_spill, do_restore): Use it to add REG_INC note.
8385 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8387 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8388 asms if other insns are available.
8390 * config/ia64/ia64.c (condop_operator): New predicate.
8391 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8392 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8395 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8396 temporary register than directly using a MEM.
8398 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8400 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8401 parameter in last change.
8403 2001-08-04 Zack Weinberg <zackw@panix.com>
8405 * sparc.md: Don't use #if inside C test expression.
8407 2001-08-04 Richard Henderson <rth@redhat.com>
8409 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8411 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8413 * cpphash.h (struct cpp_reader): New member directive_line.
8414 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8415 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8416 do_pragma): Pass line to callbacks.
8417 (start_directive): Record line of directive.
8418 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8419 cb_include): Similarly.
8420 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8423 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8425 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8428 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8430 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8432 * reload1.c (fixup_abnormal_edges): New static function.
8435 * flow.c (need_fake_edge_p): New function.
8436 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
8437 avoid call insn to be very last insn in the insn stream.
8439 * profile.c (branch_prob): Call flow_call_edges_add instead of
8440 doing that by hand; cleanup cfg to re-merge basic blocks once
8443 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8445 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8446 are also on line-map.h.
8447 * cppfiles.c (stack_include_file): Update.
8448 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8449 (_cpp_pop_buffer): New.
8450 * cppinit.c (cpp_destroy, cpp_finish): Update.
8451 (do_includes): Mark each buffer to return at EOF.
8452 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8453 return as requested.
8454 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8455 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8456 * cpplib.h (cpp_pop_buffer): Remove.
8457 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8458 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8460 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8462 (do_preprocessing): Update.
8463 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8464 * c-parse.in (_yylex): Similarly.
8465 * scan-decls.c (scan_decls): Similarly.
8466 * line-map.h: Update comments.
8468 * objc/Make-lang.in (objc-act.o): Update dependencies.
8470 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8472 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8473 and soft register for operand 0.
8474 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8476 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8478 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8479 register for operand 0.
8480 ("bitcmpqi_z_used"): Allow memory for operand 0.
8481 (split "bitcmpqi"): New split to handle address reg as operand 1.
8483 2001-08-04 Andreas Jaeger <aj@suse.de>
8485 * gcse.c: Revert Daniel's last patch.
8487 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8489 * sparc-protos.h: Add prototypes for fp_zero_operand and
8491 * sh-protos.h: Add prototype for fpul_operand.
8493 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8495 * doc/extend.texi (Other Builtins): Fix typo in last change.
8497 2001-08-03 Richard Henderson <rth@redhat.com>
8499 * target.h (gcc_target): Add asm_out.named_section,
8500 section_type_flags, have_named_sections.
8501 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8502 (TARGET_HAVE_NAMED_SECTIONS): New.
8503 (TARGET_SECTION_TYPE_FLAGS): New.
8505 * Makefile.in (toplev.o): Depend on TARGET_H.
8506 (varasm.o, dbxout.o): Likewise.
8507 * c-common.c (decl_attributes): Check targetm.have_named_sections
8508 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8509 * dbxout.c (dbxout_function_decl): Likewise.
8510 (dbxout_function_end): Likewise.
8511 * toplev.c (compile_file): Likewise.
8512 * varasm.c (exception_section): Likewise.
8513 * cp/decl2.c (finish_objects): Likewise.
8515 * defaults.h (EH_FRAME_SECTION): Remove.
8516 (EH_FRAME_SECTION_ASM_OP): Remove.
8517 (EH_FRAME_SECTION_NAME): New.
8518 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8519 (UNIQUE_SECTION_P): Remove.
8520 * dwarf2out.c (SECTION_FORMAT): Remove.
8521 (ASM_OUTPUT_SECTION): Remove.
8522 (output_call_frame_info): Use named_section_flags.
8523 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8524 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8525 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8526 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8527 (named_section_flags): New.
8528 (named_section): Use it and targetm.section_type_flags.
8529 (resolve_unique_section): New.
8530 (assemble_start_function): Use it.
8531 (asm_emit_uninitialised, assemble_variable): Likewise.
8532 (default_section_type_flags): New.
8533 (default_no_named_section, default_elf_asm_named_section): New.
8534 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8535 * output.h: Update varasm.c decls.
8536 (SECTION_*): New flags.
8538 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8539 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8541 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8542 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8543 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8544 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8545 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8546 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8547 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8548 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8549 * config/pa/pa64-hpux.h,
8551 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8552 (TARGET_ASM_NAMED_SECTION): New.
8553 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8554 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8555 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8556 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8557 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8558 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8559 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8560 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8561 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8562 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8563 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8564 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8565 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8566 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8567 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8568 * config/sparc/sysv4.h: Likewise.
8570 * config/nextstep.h: Error until named sections implemented.
8572 * config/a29k/a29k.c (a29k_asm_named_section): New.
8573 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8574 (vms_section_type_flags, vms_asm_named_section): New.
8575 * config/arm/arm.c (arm_elf_asm_named_section): New.
8576 * config/avr/avr.c (asm_output_section_name): Remove.
8577 * config/avr/avr-protos.h: Update.
8578 * config/c4x/c4x.c (c4x_asm_named_section): New.
8579 * config/h8300/h8300.c (h8300_asm_named_section): New.
8580 * config/i386/i386.c (sco_asm_named_section): New.
8581 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8582 (i386_pe_section_type_flags): New.
8583 (i386_pe_asm_named_section): New.
8584 * config/i386/i386-protos.h: Update.
8585 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8586 * config/mcore/mcore.c (mcore_asm_named_section): New.
8587 * config/mips/mips.c (iris6_asm_named_section): New.
8588 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8589 instead of UNIQUE_SECTION_P.
8590 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8591 (xcoff_asm_named_section): New.
8592 * config/sh/sh.c (sh_asm_named_section): New.
8593 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8595 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8596 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8597 (EH_FRAME_SECTION_NAME): New.
8598 (EXCEPTION_SECTION): New.
8599 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8600 (DEBUG_*_SECTION): Remove.
8601 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8602 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8603 (EH_FRAME_SECTION_ASM_OP): Remove.
8605 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8606 (ASM_OUTPUT_SECTION_NAME): Remove.
8607 (TARGET_ASM_NAMED_SECTION): New.
8608 (TARGET_HAVE_NAMED_SECTIONS): New.
8609 (TARGET_SECTION_TYPE_FLAGS): New.
8610 (EH_FRAME_SECTION_ASM_OP): Remove.
8611 (EH_FRAME_SECTION_NAME): New.
8613 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8615 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8616 for complex expressions when cfun == 0.
8617 * doc/extend.texi: Document that __builtin_constant_p can be
8618 used in data initializers as well as functions.
8620 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8622 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8623 variable I locally, instead of expecting a declaration in the
8626 2001-08-03 Richard Henderson <rth@redhat.com>
8628 * except.c (collect_one_action_chain): Add an explicit cleanup
8629 action if regions surrounding a catch were encoded entirely
8630 within the call-site entry.
8632 2001-08-03 Richard Henderson <rth@redhat.com>
8634 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8635 don't take REGNO of a non-register.
8637 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8639 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8640 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8641 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8642 (__gthread_mutex_init_function): New function for mutex initialization.
8644 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8646 * Makefile.in: Revert screwed up commit.
8648 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8650 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8651 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8652 merged by linker script to get a final _exit().
8653 (__do_global_dtors): New for destructor handling in specific exit
8655 (__do_global_ctors): New for constructors in specific install section.
8656 (__map_data_section): Map data sections before running constructors.
8657 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8658 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8659 (DTORS_SECTION_ASM_OP): Likewise.
8660 (CTORS_SECTION_FUNCTION): Define to force a reference to
8662 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8664 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8666 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8668 * Makefile.in: Add df.h to gcse.c dependencies.
8670 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8672 * varasm.c (output_constant_def_contents): Use for the length of a
8673 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8674 depending on which is larger.
8676 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8678 * gcse.c: Include df.h for use as a dataflow analyzer.
8680 Declaration of reg_set_info: gone.
8681 New df_analyzer variable used by store motion.
8682 (reg_set_info): Deleted.
8683 (mark_mem_regs): New function, analyze regs used by a mem.
8684 (store_ops_ok): Use dataflow analyzer results to determine if
8685 necessary regs are changed in the block.
8686 (find_moveable_store): Remove check for symbol ref, we can handle
8687 much more complex expressions now.
8688 (compute_store_table): Remove most of the code, it's unnecessary
8689 now that the dataflow analyzer records the info for us.
8690 (store_killed_after): Add parameter to say whether to do the
8691 store_ops_okay test, used to speed up testing when we already know
8692 the answer, and just want to know if the store itself was killed.
8693 (build_store_vector): Largely rewritten to calculate the various
8694 vectors properly, and somewhat optimized.
8695 (store_motion): Init the df_analyzer, get REG_DEF chains.
8696 Also handle trapping expressions (since mems almost always trap)
8697 (simple_mem): Redefine what a simple mem is.
8699 2001-08-03 DJ Delorie <dj@redhat.com>
8701 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8702 set from a constant part of the condition.
8704 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8706 * mkdeps.c (deps_add_default_target): Make local variable
8707 ``start'' a const char pointer.
8708 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8710 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8712 * doc/install.texi (Configuration): Fix markup.
8713 (Specific, i?86-*-udk): Likewise.
8714 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8716 Document --enable-threads and --enable-libgcj status.
8717 (Specific, mips-sgi-irix*): Canonicalize triples.
8718 (Specific, mips-sgi-irix5): Warn about problems with this config.
8719 Mention required GNU as patch.
8720 Native assembler problems are fixed.
8721 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8722 Document --enable-threads and --enable-libgcj status.
8724 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8726 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8729 2001-08-03 Richard Henderson <rth@redhat.com>
8731 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8734 2001-08-03 Richard Henderson <rth@redhat.com>
8736 * rtlanal.c (find_first_parameter_load): Stop if we
8737 reach a CODE_LABEL at BOUNDARY.
8739 2001-08-03 Richard Henderson <rth@redhat.com>
8741 * config/alpha/alpha.md (force_movdi): New insn.
8742 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8743 Tweek FRP marking of VMS prologue insns.
8744 * config/alpha/vms.h (EPILOGUE_USES): New.
8746 2001-08-02 Richard Henderson <rth@redhat.com>
8748 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8750 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8752 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8753 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8754 config/convex/convex.h, config/d30v/d30v.c,
8755 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8756 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8757 config/mips/mips.h, config/mn10200/mn10200.h,
8758 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8759 config/v850/v850.h, config/vax/openbsd.h,
8760 config/vax/openbsd1.h, config/vax/ultrix.h,
8761 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8762 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8763 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8764 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8765 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8766 in comments and documentation.
8768 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8772 * Makefile.in (line-map.o): New.
8773 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8774 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8775 * cpperror.c (print_containing_files): Similarly.
8776 (print_location): Update. Don't output a space before _Pragma.
8777 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8778 (stack_include_filee, cpp_make_system_header): Update.
8779 (_cpp_execute_include): Get logical line number right for calling
8780 as-yet-unterminated #include.
8781 * cpphash.h (struct cpp_reader): Add line_maps.
8782 (_cpp_do_file_change): Update.
8783 * cppinit.c (cpp_create_reader): Initialize line maps.
8784 (cpp_destroy): Destroy line maps.
8785 (cpp_start_read): Get logical line number right.
8786 * cpplex.c (parse_string): Only warn once for multi-line strings.
8787 Use boolean variable for null warning.
8788 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8790 (do_include_common): End the directive early.
8791 (do_line): Don't warn about out-of-range lines in preprocessed
8792 source. Update. Remove unused variables.
8793 (_cpp_do_file_change): Update for new line mapping.
8794 (pragma_cb): New typedef.
8795 (cpp_register_pragma): Stop looking ahead before calling the
8797 (do_pragma_system_header): End directive early.
8798 (cpp_get_line_maps): New.
8799 (cpp_pop_buffer): Fudge logical line. Update.
8800 * cpplib.h: Include line-map.h
8801 (enum cpp_fc_reason): Remove.
8802 (struct cpp_file_change): Update.
8803 (cpp_get_line_maps): New.
8804 * cppmain.c (struct_printer): New member map.
8805 (cb_file_change): Update for new mappings.
8806 * fix-header.c (cb_file_change): Similarly.
8808 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8810 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8811 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8813 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8815 * config/vax/vax.c: include expr.h.
8817 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8819 * Makefile.in ($(srcdir)/configure): Only rebuild in
8821 ($(srcdir)/config.in): Only define in maintainer mode.
8822 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8824 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8826 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8828 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8830 * gcc.c (set_collect_gcc_options): New function, split out from
8832 Ignore elided switches.
8833 (do_spec_1): Invoke before executing command.
8834 (set_input): Export.
8835 Move declaration ...
8836 * gcc.h (set_input): ... here.
8837 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8840 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8843 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8845 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8847 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8849 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8850 for the unnamed instructions it expands to.
8852 2001-08-02 Richard Henderson <rth@redhat.com>
8854 * regclass.c (call_really_used_regs): Conditionally define.
8855 (init_reg_sets_1): Don't use it if not defined.
8856 (fix_register): Similarly, don't set it.
8858 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8860 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8861 Correct comment that had been missed in the previous change.
8863 2001-08-01 Stan Shebs <shebs@apple.com>
8865 * config/darwin.c (machopic_stub_name): Try matching by name.
8866 (update_stubs): New function.
8867 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8870 2001-08-01 Richard Henderson <rth@redhat.com>
8872 * except.c (output_function_exception_table): Use assemble_align.
8873 * varasm.c (assemble_eh_label): Remove.
8874 (assemble_eh_align, assemble_eh_integer): Remove.
8876 2001-08-01 Robert Lipe <robertl@caldera.com>
8878 * dwarfout.c: Remove reference to README.DWARF.
8880 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8882 * regclass.c (call_really_used_regs): New array for registers which
8883 are actually used by a call.
8884 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8886 (fix_register): Set call_really_used too.
8887 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8888 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8890 2001-08-01 Richard Henderson <rth@redhat.com>
8892 * read-rtl.c (read_name): Consider \r whitespace.
8894 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8896 * config.gcc: Recognize powerpc-*-netbsd*.
8898 * doc/install.texi (Host/target specific installation notes for
8899 GCC): Mention powerpc-*-netbsd*.
8901 * config/rs6000/netbsd.h: New file.
8902 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8903 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8904 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8905 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8906 (TARGET_VERSION): Redefine.
8908 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8909 mcall-netbsd as a match for mcall-sysv.
8910 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8911 (ncrti.S, ncrtn.S): New targets.
8912 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8914 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8915 "netbsd' as a V4 ABI.
8916 (ASM_SPEC): Check for -mcall-netbsd.
8917 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8918 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8919 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8920 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8921 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8922 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8923 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8925 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8926 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8928 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8930 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8931 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8932 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8933 including "unwind-pe.h".
8935 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8937 * rs6000.md (define_splits): Kill unused constraints.
8939 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8940 Jan Hubicka <jh@suse.cz>
8942 * function.c (thread_prologue_and_epilogue_insns): Kill code
8943 dealing with non-existent CFG.
8945 2001-08-01 Kazu Hirata <kazu@hxi.com>
8947 * alias.c: Fix comment formatting.
8948 * bitmap.c: Likewise.
8949 * builtins.c: Likewise.
8950 * calls.c: Likewise.
8951 * c-common.c: Likewise.
8952 * c-decl.c: Likewise.
8953 * c-dump.c: Likewise.
8954 * c-lex.c: Likewise.
8955 * collect2.c: Likewise.
8956 * combine.c: Likewise.
8957 * conflict.c: Likewise.
8958 * cppfiles.c: Likewise.
8959 * cppinit.c: Likewise.
8960 * cpplex.c: Likewise.
8961 * cpplib.c: Likewise.
8962 * cppmacro.c: Likewise.
8963 * cppspec.c: Likewise.
8964 * c-pragma.c: Likewise.
8965 * crtstuff.c: Likewise.
8967 * cselib.c: Likewise.
8968 * c-semantics.c: Likewise.
8969 * c-typeck.c: Likewise.
8971 2001-08-01 H.J. Lu <hjl@gnu.org>
8973 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8975 2001-08-01 H.J. Lu <hjl@gnu.org>
8977 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8979 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8981 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8982 contextualizing Objective-C class name lookup by the lexer.
8983 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8985 (protocoldef): Add support for forward @protocol declarations.
8986 (yylexname): Suppress ObjC class name lookup in certain contexts;
8987 re-enable after lookup is complete.
8988 (_yylex): Re-enable ObjC class name lookup when certain
8989 punctuation marks are seen.
8991 * objc/objc-act.c (check_protocol_recursively): New function used
8992 for finding circular dependencies in protocols.
8993 (objc_declare_protocols): New function for handling forward
8994 @protocol declarations.
8995 (receiver_is_class_object): Detect the case when 'self' is used
8996 inside of a class method.
8997 (build_message_expr): Issue a warning if class method is desired
8998 but instance method is found instead.
8999 (conforms_to_protocol): Streamline.
9000 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9001 protocol Foo, even if 'Bar foo' does not.
9002 (check_protocols): Streamline.
9003 (start_protocol): Add checks for circular and duplicate protocol
9005 (encode_aggregate_within): For typedefs of structs, encode the
9007 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9008 (objc_declare_protocols): New prototype.
9010 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9012 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9013 * cpplex.c (handle_newline): Update prototype. Maintain logical
9015 (skip_escaped_newlines, skip_block_comment, parse_string):
9017 (_cpp_lex_token): Update, and store token position within the token.
9018 * cpplib.h (struct cpp_token): Add line and column entries.
9019 * cppmacro.c (replace_args): Position stringified tokens correctly.
9021 2001-08-01 Andreas Jaeger <aj@suse.de>
9023 * basic-block.h: Add prototype for last_loop_beg_note.
9025 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9027 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9028 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9030 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9031 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9032 expand_decl_cleanup.
9033 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9035 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9036 operand while calling simple_cst_equal.
9037 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9038 operand is the cleanup expression, the third is the RTL_EXPR.
9039 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9041 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9043 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9045 2001-07-31 matthew green <mrg@eterna.com.au>
9047 * config.gcc (i386-*-netbsdelf): New description.
9048 * config/i386/netbsd-elf.h: New file.
9050 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9052 * loop.c (check_dbra_loop): Use single_set to compute
9055 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9057 PowerPC reorg and support for powerpc64-*-linux*.
9059 Also fixes emitting of constants on 32 bit and 64 bit
9062 * config.gcc: powerpc64-*-linux* is a new target.
9063 Things that needed aix.h now also include xcoff.h
9065 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9067 Move AIX specific stuff into aix.h.
9068 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9069 with more than just XCOFF now.
9070 (SET_ASM_OP): Remove, now defined where needed.
9071 (FUNCTION_PROLOGUE): New macro definition.
9072 (FUNCTION_EPILOGUE): New macro definition.
9073 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9075 * config/rs6000/xcoff.h: New file.
9077 * config/rs6000/linux64.h: New file.
9079 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9081 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9083 * rs6000.c (print_operand_address): Handle ELF syntax.
9084 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9085 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9086 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9088 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9090 * rs6000.c (rs6000_override_options): Only disable
9091 flag_function_sections for XCOFF.
9092 (exact_log2_cint_operand): New predicate.
9093 (reg_or_{add,sub}_cint64_operand): New predicates.
9094 (add_operand): Compare CONST_INT with fewer function calls.
9095 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9096 (print_operand, case 'p'): Ensure positive operand.
9097 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9098 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9099 (PREDICATE_CODES): Add new predicates.
9100 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9101 (divsi3, modsi3): Ensure positive power-of-2.
9102 (adddi3): Use new predicate. Split 32-bit constants more
9103 correctly. Re-arrange splitter to handle any constant.
9104 (subdi3): Use new predicate.
9105 (divdi3, moddi3): Ensure positive power-of-2.
9106 (movdi): Use rs6000_emit_set_const.
9107 (load_toc_v4_pic_di): Delete.
9109 2001-07-31 Graham Stott <grahams@redhat.com>
9111 * function.c (pad_below): Revert 2001-07-26 patch.
9113 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9115 * reg-stack (convert_regs_1): Fix best edge condition.
9117 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9119 * jump.c (duplicate_loop_exit_test): Better test for jumps
9120 entering the loop; create loop pre_header.
9122 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9124 * doc/install.texi: Add s390 and s390x as new targets.
9125 * doc/invoke.texi: Add documentation of S/390 and zSeries
9127 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9129 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9131 * config/m68k/m68k.md: Replace all general_operand with
9132 nonimmediate_operand for all destinations.
9133 * config/m68k/m68k.c (not_sp_operand): Likewise.
9135 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9137 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9139 2001-07-30 Richard Henderson <rth@redhat.com>
9141 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9142 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9144 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9146 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9147 Add missing doc strings
9148 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9149 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9151 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9153 * i386.c (ix86_output_main_function_alignment_hack): New function.
9154 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9156 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9157 edges by EDGE_DFS_BACK flag.
9158 (dump_edge_info): Add dfs_back flag.
9159 * basic-block.h (EDGE_DFS_BACK): New constant.
9160 (mark_dfs_back_edges): Declare.
9161 * alias.c (loop_p): Remove.
9162 (mark_constant_function): Use mark_dfs_back_edges.
9164 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9165 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9166 (compensate_edge): Break out from ...
9167 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9168 (convert_regs_2): Set block_done once block is really done;
9169 Do updating of the predecesors counts.
9171 * toplev.c (rest_of_compilation): Recompute block_for_insn
9172 before post-reload cfg_cleanup.
9173 * function.c (thread_prologue_epilogue_insns):
9174 Call set_block_for_new_insns when emitting prologue directly.
9176 2001-07-30 Andreas Jaeger <aj@suse.de>
9178 * jump.c: Add prototype for mark_modified_reg.
9180 * cse.c (set_live_p): Add unused attribute.
9182 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9184 (scan_for_source_files): Use long for count to avoid overflow.
9185 (output_data): Likewise.
9186 (output_data): Don't use string concatatenation to silence gcc
9189 * predict.c: Fix typos and grammar.
9191 * gcse.c (insert_insn_end_bb): Remove unused variables.
9193 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9195 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9196 (attempt_auto_inc): LIkewise.
9197 (mark_used_reg): Likewise.
9198 (try_pre_increment_1): Likewise.
9199 * regclass.c (regclass): Likewise.
9200 * global.c (allocno_compare): Update comment; change scaling factor.
9201 * local-alloc.c (QTY_CMP_PRI): Likewise.
9202 * regs.h (REG_FREQ_FROM_BB): New.
9203 (REG_FREQ_MAX): Likewise.
9205 2001-07-30 H.J. Lu <hjl@gnu.org>
9207 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9210 2001-07-30 H.J. Lu (hjl@gnu.org)
9212 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9213 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9214 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9216 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9218 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9219 as -mthumb-interwork when -mcpu=arm7 is specified.
9221 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9223 * predict.def (noreturn, loop branch, loop exit): Mark as first
9226 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9228 * combine.c (try_combine): Avoid barrier after noop jumps.
9230 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9232 * cpphash.h (struct cpp_reader): Remove import_warning.
9233 * cpplib.c (skip_rest_of_line): Don't bother turning off
9235 (parse_include): Move include handling to...
9236 (do_include_common): ... here. Move import warning from...
9237 (do_import): ... here.
9238 (do_pragma_poison): Don't do a callback for poison identifiers.
9239 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9240 * cppmain.c (setup_callbacks): Similarly.
9242 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9244 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9245 handle multiple sets.
9246 * except.c (sjlj_mark_call_sites): .... here.
9247 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9249 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9251 Suggested by Richard Henderson and Richard Kenner:
9252 * combine.c (recog_for_combine): Use the fake recog
9253 only if instruction does not match.
9254 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9255 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9257 * combine.c (try_combine): Discover noop jump as direct jump.
9259 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9261 * df.c (df_rd_global_compute): Add successors to worklist, not
9263 (df_ru_global_compute): Ditto.
9265 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9267 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9268 increment REG_N_SETS.
9270 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9272 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9274 * sbitmap.c (sbitmap_a_xor_b): New function.
9275 ifdef the basic block stuff on IN_GCC.
9277 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9279 * cppexp.c (parse_defined): Always record the macro name.
9280 (lex): Don't worry about identifiers, or special-case
9282 (_cpp_parse_expr): Figure out at the end of the routine
9283 whether we saw a valid !defined() expression.
9284 * cppfiles.c (stack_include_file): Update for mi_valid.
9285 (_cpp_pop_file_buffer): Similarly.
9286 * cpplex.c (_cpp_lex_token): Similarly.
9287 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9288 mi_if_not_defined, mi_lexed): Remove.
9290 * cpplib.c (do_if): Simplify.
9291 (do_endif, push_conditional, _cpp_handle_directive): Update
9292 for renaming of mi_state to mi_valid.
9294 * cpp.texi: Add index entries for digraphs, and add comment
9295 that C++ refers to them as alternative tokens.
9297 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9299 * basic-block.h (CLEANUP_PRE_LOOP): New.
9300 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9301 * sibcall.c (optimize_sibling_calls): Likewise.
9302 * toplev.c (rest_of_compilation): Likewise.
9303 * flow.c (try_forward_edges): Take argument MODE;
9304 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9305 (try_optimize_cfg): Update call of try_forward_edges.
9307 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9308 Jan Hubicka <jh@suse.cz>
9310 * (validate_replace_rtx_1): Fix simplification of MINUS.
9312 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9314 PR preprocessor/3669
9315 * cppinit.c (init_dependency_output): Turn off dump requests
9316 if sending dependencies to stdout.
9318 2001-07-28 Richard Henderson <rth@redhat.com>
9320 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9323 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9325 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9327 2001-07-28 Kazu Hirata <kazu@hxi.com>
9329 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9330 is VAR_DECL first to prevent an ICE.
9332 2001-07-28 Richard Henderson <rth@redhat.com>
9334 * varasm.c (immed_real_const_1): Don't elide special cases for
9336 (clear_const_double_mem): Clear const_tiny_rtx too.
9338 2001-07-28 Richard Henderson <rth@redhat.com>
9340 * dwarf2out.c (dw_val_class_offset): New.
9341 (struct dw_ranges_struct, dw_ranges_ref): New.
9342 (ranges_table, ranges_table_allocated): New.
9343 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9344 (add_AT_offset, add_ranges, output_ranges): New.
9345 (print_die, output_die): Handle dw_val_class_offset.
9346 (attr_checksum, size_of_die, value_format): Likewise.
9347 (gen_lexical_block_die): Handle non-contiguous blocks.
9348 (gen_block_die): Likewise.
9349 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9350 if needed. Dump the ranges table.
9351 * final.c (final_start_function): Remove unnecessary notes and
9352 rebuild the block tree before numbering the blocks.
9353 * function.c (reorder_blocks_0): Walk the existing block tree
9354 to unmark all blocks.
9355 (reorder_blocks_1): Create block fragments when duplicate block
9357 (reorder_fix_fragments): New.
9358 (reorder_blocks): Call it.
9359 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9361 2001-07-28 Richard Henderson <rth@redhat.com>
9363 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9365 2001-07-28 Richard Henderson <rth@redhat.com>
9367 * flow.c (add_to_mem_set_list): New function.
9368 (init_propagate_block_info): Use it.
9369 (mark_set_1): Likewise.
9370 (insn_dead_p): Canonicalize memory address for dead store
9371 comparison. Allow wider mode stores to kill narrower mode stores.
9372 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9373 (invalidate_mems_from_set): Don't handle MEMs.
9375 2001-07-28 Kazu Hirata <kazu@hxi.com>
9377 * config/h8300/h8300.h: Fix formatting.
9379 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9381 * basic-block.h (EDGE_FREQUENCY): New macro.
9382 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9384 * flow.c (find_sub_basic_blocks): Likewise.
9385 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9386 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9388 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9389 (HITRATE): New macro.
9390 (PRED_FLAG_FIRST_MATCH): New constant.
9391 (predictor_info): New field flgags.
9392 (combine_predictions_for_insn): Use DS theory to combine
9393 probabilities; set the edge probabilities when finished.
9394 (estimate_probability): Avoid duplicated matches
9395 of LOOP_BRANCH heuristics for nested loops; update comment.
9396 * predict.def: Add flags for each prediction, set probabilities
9397 according to B&L paper.
9398 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9400 * profile.c (compute_branch_probabilities): Cleanup way the edge
9401 probabilities are computed and REG_BR_PROB notes are dropped; if
9402 values does not match, emit error.
9403 (init_branch_prob): Do error instead of warning when profile driven
9404 feedback is missing or corrupt.
9406 2001-07-27 DJ Delorie <dj@redhat.com>
9408 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9409 against a constant, try to adjust the compare to have the desired
9410 constant in it so that min/max optimizations happen more often.
9412 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9414 * flow.c (last_loop_beg_note): New function.
9415 (redirect_edge_and_branch): Use it.
9416 (split_edge): Likewise.
9418 * alias.c (loop_p): Avoid uninitialized memory access.
9420 * flow.c (try_forward_edges): Avoid accessing freed memory.
9422 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9425 2001-07-26 Andrew Haley <aph@redhat.com>
9426 Joern Rennecke <amylaar@redhat.com>
9428 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9429 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9430 (SUBTARGET_CPP_SPEC): New.
9432 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9433 (SUBTARGET_CPP_PTR_SPEC): New.
9434 (CPP_DEFAULT_CPU_SPEC): New.
9435 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9436 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9437 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9438 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9439 (SUBTARGET_CPP_SPEC): Define as an empty string.
9441 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9443 * doc/install.texi (Configuration): Properly link the host
9444 specific instructions also when generating HTML.
9446 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9448 * flow.c (redirect_edge_and_branch_force): Test
9449 target->global_live_at_start.
9451 2001-07-26 Richard Henderson <rth@redhat.com>
9453 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9454 * rtl.h (avoid_constant_pool_reference): Declare it.
9455 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9456 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9458 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9460 * rtl.h (cleanup_barriers): Declare.
9461 * jump.c (cleanup_barriers): New function.
9462 * toplev.c (rest_of_compilation): Call cleanup_barriers
9463 before loop optimizer and after bb_reorder.
9465 * flow.c (back_edge_of_syntactic_loop_p): New.
9466 (split_edge): Use it.
9468 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9470 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9472 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9474 * cse.c (cse_process_notes): Replace any registers if the address
9477 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9479 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9480 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9481 (propagate_block): Update prototype.
9482 * flow.c (update_life_info): Simplify the CFG and
9483 recalculate the global regs which are alive when
9484 removing dead code during a global update.
9485 (propagate_block): Return non-zero if an INSN is
9488 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9490 * Makefile.in (LIBICONV): Define.
9492 2001-07-26 Catherine Moore <clm@redhat.com>
9494 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9495 of conditional to avoid tree checking errors.
9497 2001-07-26 Kazu Hirata <kazu@hxi.com>
9499 * regmove.c (regmove_optimize): Don't replace a reg with
9500 another reg of a different mode.
9502 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9504 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9505 limit length of dependency flush list.
9506 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9507 * sched-int.h (struct deps): Add pending_flush_length field.
9508 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9509 has 1 element in it.
9510 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9511 (sched_analyze): After a jump, if the pending memory flush list is too
9512 large, flush the pending lists.
9513 (init_deps): Initialize pending_flush_length to 0.
9514 * doc/invoke.texi (max_pending_list_length): Document parameter.
9516 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9518 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9519 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9520 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9522 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9524 * cpphash.h (struct_lexer_state): Delete was_skipping.
9525 Move skipping here from struct cpp_reader.
9526 * cpplex.c (parse_identifier): Update.
9527 (_cpp_lex_token): Don't skip tokens in a directive.
9528 * cpplib.c (struct if_stack): Update.
9529 (start_directive, end_directive): Don't change skipping state.
9530 (_cpp_handle_directive): Update.
9531 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9532 (do_else, do_endif): Update; only check for excess tokens if not
9533 in a skipped conditional block.
9534 (push_conditional): Update for new struct if_stack.
9536 2001-07-26 Graham Stott <grahams@redhat.com>
9538 * function.c (locate_and_pad_parm): Also pad initial offset
9539 so that the total argument size also includes the padding.
9541 2001-07-26 Graham Stott <grahams@redhat.com>
9543 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9544 change XSTR to XTMPL.
9546 (process_one_cond_exec): Likewise
9548 2001-07-25 Richard Henderson <rth@redhat.com>
9550 * varasm.c (assemble_variable): Create DECL_RTL before setting
9553 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9555 * predict.c (estimate_probability): Avoid duplicated predictions.
9557 * loop.c (find_and_verify_loops): Grok multiple barriers.
9559 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9561 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9563 * dbxout.c: Consistently use putc instead of fputc.
9564 (print_wide_int): New function; call instead of direct fprintf.
9565 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9566 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9567 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9568 (print_int_cst_octal): Likewise.
9569 (print_octal): Show we wrote characters.
9570 (dbxout_type): Set have_used_extensions in more places.
9572 2001-07-25 Catherine Moore <clm@redhat.com>
9574 * config/v850/v850.c (v850_va_arg): Use addr
9575 instead of valist to build incr.
9577 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9579 * flow.c (delete_dead_jumptables): New function.
9580 (life_analyzis): Call it.
9581 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9584 2001-07-25 Richard Henderson <rth@redhat.com>
9586 * except.c (reachable_handlers): Handle a region being removed
9587 out from under a RESX.
9589 2001-07-25 Richard Henderson <rth@redhat.com>
9591 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9592 swap GE/GT if it is an fp comparison.
9594 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9596 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9599 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9601 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9602 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9605 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9607 (visit_expression): When attempting to simplify an expression,
9608 retrieve any modes for arguments before they are simplified
9611 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9612 Janis Johnson <janis@us.ibm.com>
9614 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9615 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9616 pointer parameters to match documented usage of nonlocal_goto.
9617 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9618 parameters to their correct order.
9619 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9620 parameters to their correct order.
9622 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9624 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9626 2001-07-25 Jan Hubicka <jh@suse.cz>
9627 Richard Henderson <rth@redhat.com>
9629 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9631 (make_edges): New argument update_p; populate the edge cache if set.
9632 (find_basic_blocks): Update make_edges invocation.
9634 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9636 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9638 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9640 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9641 -Acpu and -Amachine.h.
9642 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9643 Corrected header to say ELF not a.out.
9644 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9645 when given -msoft-float.
9647 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9649 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9650 extra multilib parts like arm-elf.
9651 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9652 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9653 crtfini.o as extra multilib parts.
9655 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9657 * configure.in: Add rtems as a supported thread model.
9658 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9659 * configure: Rebuilt.
9661 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9663 * stor-layout.c (get_mode_alignment): make it work when
9664 BITS_PER_UNIT is not a power of two.
9665 * builtins.c (get_pointer_alignment): Likewise.
9667 2001-07-24 Richard Henderson <rth@redhat.com>
9669 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9670 the retrieved constant into the expected mode.
9672 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9674 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9675 (verify_flow_info): Check for duplicated edges; clarify
9678 * flow.c (block_label): Update basic_block_for_insn.
9679 (commit_edge_insertions): Call compute_bb_for_insn.
9681 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9684 * flow.c (redirect_edge_and_branch,
9685 try_optimize_cfg): Use redirect_edge_succ_nodup
9686 (redirect_edge_succ_nodup): New.
9687 * basic_block.h (redirect_edge_succ_nodup): Declare.
9689 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9692 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9694 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9695 (try_crossjump_to_edge): Update commetns.
9696 (try_crossjump_bb): Likewise.
9698 2001-07-24 Richard Henderson <rth@redhat.com>
9700 * combine.c (distribute_notes): Move set of need_refresh
9701 for noop_move_p down to catch all cases.
9703 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9705 * recog.c (split_all_insns_noflow): New.
9706 * rtl.h (split_all_insns_noflow): Declare.
9707 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9708 * m68hc11.c (m68hc11_reorg): Likewise.
9709 * sh.c (machine_dependent_reorg): Likewise.
9710 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9713 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9715 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9716 (ashlsi3_n splitter): Likewise.
9717 (lshrsi3_n splitter): Likewise.
9719 (GOTaddr2picreg): Make const SImode.
9720 (sym_label2reg): Likewise.
9721 (symGOT2reg): Likewise.
9722 (symGOTOFF2reg) Likewise.
9724 (casesi_worker_0): Make unspec SImode.
9726 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9728 * config/sh/sh.c (barrier_align): Check that an operand really is
9729 an insn before extracting its INSN_CODE.
9731 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9733 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9736 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9737 for SImode to prevent overflow.
9739 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9741 * config/mips/irix6-libc-compat.c: New file.
9742 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9743 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9746 2001-07-24 lars brinkhoff <lars@nocrew.org>
9748 * rtl.texi (REG_POINTER): Document.
9749 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9750 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9752 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9754 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9756 2001-07-23 Richard Henderson <rth@redhat.com>
9758 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9760 2001-07-23 Kazu Hirata <kazu@hxi.com>
9762 * config/h8300/h8300-protos.h: Add a prototype for
9763 general_operand_dst_push.
9764 * config/h8300/h8300.c (general_operand_dst_push): New.
9765 * config/h8300/h8300.h (OK_FOR_T): New.
9766 (EXTRA_CONSTRAINT): Use it.
9767 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9768 the existing movqi pattern.
9769 (movhi_push): Likewise.
9771 * reload.c: Fix comment typos.
9773 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9775 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9777 2001-07-23 H.J. Lu (hjl@gnu.org)
9779 * doc/extend.texi: Update __builtin_return_address and
9780 __builtin_frame_address.
9782 2001-07-23 Richard Henderson <rth@redhat.com>
9784 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9786 * config/i386/i386.md: New setcc+movzbl peephole2.
9788 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9790 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9791 * objc/objc-act.c: Include debug.h.
9792 (synth_module_prologue): Save and restore debug hooks too.
9794 2001-07-23 lars brinkhoff <lars@nocrew.org>
9796 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9797 and C4X_FLOAT_FORMAT.
9798 (BOOL_TYPE_SIZE): Document.
9800 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9802 * unroll.c (loop_iterations): Fix miscalculation of initial
9805 2001-07-13 Andrew Haley <aph@redhat.com>
9807 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9808 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9809 * config/sh/sh.c (sh_can_redirect_branch): New function.
9810 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9811 * reorg.c (steal_delay_list_from_target): Use
9812 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9814 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9816 * flow.c (try_simplify_condjump): Unlink insn chain on
9817 fallthru edge; use can_fallthru.
9819 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9821 * basic-block.h (find_sub_basic_block): Declare.
9822 * flow.c (make_edges): New arguments MIN and MAX;
9823 (find_sub_basic_blocks): Revamp to use make_edges
9824 and purge_dead_edges.
9825 (find_basic_blocks): Update call of find_sub_basic_block.
9827 * recog.c (split_all_insns): Always expect CFG to be consistent;
9828 call find_sub_basic_blocks in case something has changed.
9829 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9832 * basic-block.h (delete_noop_moves): Declare.
9833 * combine.c (combine_instructions): Call it.
9834 (recog_for_combine): Tolerate noop moves
9835 (distribute_notes): Force refresh when register dies at noop move.
9836 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9838 (life_analysis): Update delete_noop_moves call.
9839 (set_noop_p): Move too ...
9840 * rtlanal.c (noop_move_p): ... here.
9841 * rtl.h (noop_move_p): Declare.
9843 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9844 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9846 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9847 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9849 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9851 * reload.c (push_reload): Fix typo in comment.
9852 (find_reloads_address): Ditto.
9853 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9855 2001-07-22 Richard Henderson <rth@redhat.com>
9857 * flow.c: Grammar check and clarify a lot of comments.
9858 (try_simplify_condjump): Rename variables to be clearer.
9859 (try_forward_edges): Skip complex and fallthru edges.
9860 Rearrange tests to avoid duplicate checks.
9861 (flow_find_cross_jump): Likewise.
9862 (outgoing_edges_match): Allow match if neither branch has
9863 probability data. Loosen probability match to 5%.
9864 (try_crossjump_to_edge): Hoist repeated indirection into
9866 (try_crossjump_bb): Don't check complex edges. Eliminate
9867 redundant crossjump tests.
9868 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9869 checks before more expensive checks.
9871 2001-07-22 Richard Henderson <rth@redhat.com>
9873 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9874 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9877 2001-07-22 Richard Henderson <rth@redhat.com>
9879 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9880 (const_sint32_operand): Likewise.
9881 * m68k.md (anon mulsi pattern): Use const_int_operand not
9882 const_sint32_operand.
9883 (umulsi3_highpart): Zero extend a constant input.
9884 (smulsi3_highpart): Don't bother checking SImode constant.
9885 (const_umulsi3_highpart): Give op3 DImode.
9886 (const_smulsi3_highpart): Likewise.
9888 2001-07-22 Richard Henderson <rth@redhat.com>
9890 * flow.c (split_block): Make sure bb_note is included in the
9891 new block when splitting before a label.
9893 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9895 * basic-block.h (redirect_edge_and_branch_force,
9896 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9897 * flow.c (redirect_edge_and_branch_force,
9898 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9899 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9900 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9901 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9902 instead of label; update CFG after transformation.
9903 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9904 for finishing the transformation; handle even case where ELSE
9905 does not follow THEN.
9906 (find_if_case_2): Update call of dead_or_predictable; simplify
9909 * emit-rtl.c (split_branch_probability): New global variable.
9910 (try_split): Take care to set split_branch_probability and
9911 create REG_BR_PROB note for new jump insns.
9912 * md.texi (define_split): Document new feature.
9914 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9916 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9918 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9919 (asm_out_file): Remove redundant declaration.
9920 (assemble_asm): Remove old #if 0 block.
9921 (assemble_variable): Remove end of function; debug output is
9922 now handled with global_decl. Remove old #if 0 block. Update.
9923 Remove saved_in_section and associated no-op code.
9924 * Makefile.in (varasm.o): Correct dependencies.
9926 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9928 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9929 the definition in defaults.h.
9931 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9933 * jump.c: Update comments.
9934 (delete_barrier_successors, delete_unreferenced_labels,
9935 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9936 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9937 jump_optimize, jump_optimize_minimal): Kill.
9938 (rebuild_jump_labels): Move code from jump_optimize_1.
9939 (purge_line_number_notes): Likewise.
9940 (copy_loop_headers): Likewise.
9941 * reg-stack.c: Update comment.
9943 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9944 JUMP_AFTER_REGSCAN): Kill.
9945 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9946 purge_line_number_notes and copy_loop_headers.
9948 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9949 Richard Henderson <rth@redhat.com>
9951 * dbxout.c (dbxout_global_decl): New.
9952 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9953 * sdbout.c (sdbout_finish): New.
9954 (sdbout_debug_hooks): Use it, add comments.
9955 (sdbout_global_decl): Defer initialised public vars to
9957 * varasm.c (assemble_variable): Don't output debug information
9958 for file-scope variables.
9960 2001-07-22 Richard Henderson <rth@redhat.com>
9962 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9963 (get_round_mode_suffix): New.
9964 (print_operand): Use them for [/]. Remove support for [&'`()+].
9965 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9966 * config/alpha/alpha.md (attr round_suffix): New.
9967 (attr trap_suffix): New.
9968 (all insns): Set them appropriately. Use %/ instead of the
9971 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9973 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9975 2001-07-22 Richard Henderson <rth@redhat.com>
9977 * regrename.c (regrename_optimize): Compute nregs for each
9978 potential target register.
9980 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9981 Richard Henderson <rth@redhat.com>
9983 * dbxout.c (dbxout_global_decl): New.
9984 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9985 * sdbout.c (sdbout_finish): New.
9986 (sdbout_debug_hooks): Use it, add comments.
9987 (sdbout_global_decl): Defer initialised public vars to
9989 * varasm.c (assemble_variable): Don't output debug information
9990 for file-scope variables.
9992 2001-07-21 H.J. Lu (hjl@gnu.org)
9994 * config/mips/mips.c (mips_cpu): Moved into ...
9995 (override_options): Here.
9997 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9999 (mips_cpu): Removed.
10001 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10003 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10004 ("iorqi3"): Likewise.
10005 ("xorqi3"): Likewise.
10006 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10007 ("*subhi3_sp): Likewise.
10008 ("*subhi3"): Likewise.
10009 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10012 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10014 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10015 * config/freebsd.h: Likewise.
10016 * config/linux.h: Likewise.
10017 * config/openbsd.h: Likewise.
10018 * config/alpha/linux-elf.h: Likewise.
10019 * config/arm/linux-elf.h: Likewise.
10020 * config/d30v/d30v.h: Likewise.
10021 * config/fr30/fr30.h: Likewise.
10022 * config/ia64/aix.h: Likewise.
10023 * config/ia64/ia64.h: Likewise.
10024 * config/mips/linux.h: Likewise.
10025 * config/pj/pj.h: Likewise.
10026 * config/rs6000/linux.h: Likewise.
10027 * config/sparc/linux.h: Likewise.
10028 * config/sparc/linux64.h: Likewise.
10030 2001-07-20 Bruce Korb <bkorb@gnu.org>
10032 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10033 because getc() and char* may disagree on signedness.
10035 2001-07-20 Richard Henderson <rth@redhat.com>
10037 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10039 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10040 insns to delete in the presence of cc0 in a jump insn.
10042 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10043 Jan Hubicka <jh@suse.cz>
10045 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10046 of doing the change by hand.
10048 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10050 * rtlanal.c (set_noop_p): Return true for noop jumps.
10052 * expr.c (emit_single_push_insn): Add call to push expander.
10053 * expr.h (optab_index): Add OTI_push
10054 (push_optab): New constant.
10055 * genopinit.c (optabs): Add push_optab.
10056 * optabs.c (init_optab): Init push optab.
10057 * md.texi (push??1): Document
10059 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10061 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10062 expand to emit the pattern; put a REG_INC note for push/pop
10064 ("movdf", "movdf_internal"): Likewise.
10065 ("movsi", "movsi_internal"): Likewise.
10066 ("movsf", "movsf_internal"): Likewise.
10067 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10069 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10071 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10074 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10076 * params.def: Change default max inline insns to 100.
10078 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10080 * combine.c (combine_simplify_rtx): Generate a new shift operation
10081 when simplifying the first operand of a (neg (ashift)) expression.
10083 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10085 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10087 2001-07-20 Kelley Cook <kelley.cook@home.com>
10089 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10090 information. Move rest into ...
10091 (*-*-solaris): ... here. Eliminate redundant information and
10092 reword necessary packages section. Delete 4.x assembler bug info.
10093 (sparc-sun-*): Merge into ...
10094 (sparc-sun-sunos*): here.
10096 2001-07-20 Catherine Moore <clm@redhat.com>
10098 * config/v850/v850.md (casesi): Generate LABEL_REF
10101 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10103 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10104 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10105 * i386.md (strclrsi expander): Use it.
10107 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10109 * integrate.c (copy_insn_list): handle
10110 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10111 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10112 identically as to CODE_LABEL.
10114 * fold-const (fold): Convert A/B/C to A/(B*C) and
10117 * except.c (connect_post_landing_pads): Delete the RESX insns.
10119 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10121 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10123 * config/mips/mips.md (nmadd/nmsub): Use macro.
10125 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10127 * cppinit.c (remove_dup_dir): Make static.
10128 (remove_dup_dirs): Make static. Only warn about preempting a
10129 system directory with a non-system directory.
10131 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10133 * ifcvt.c (noce_try_store_flag_constants): Correct order
10134 of parameters to trunc_int_for_mode.
10136 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10138 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10139 an exception that will be caught within this function, do not fill
10140 its delay slot with any subsequent instruction.
10142 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10144 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10145 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10146 pointer extension instruction.
10147 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10148 * simplify-rtx.c (simplify_unary_operation) Likewise.
10149 * explow.c (convert_memory_address) Check value of
10150 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10152 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10153 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10154 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10155 Add Multilib Support.
10156 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10157 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10158 Add Multilib Support.
10159 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10161 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10162 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10163 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10165 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10167 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10168 old and new operands in `<', `3' and `b'.
10170 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10172 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10173 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10174 (toplev.o): Don't depend on xcoffout.h.
10175 * c-decl.c: Include debug.h
10176 (duplicate_decls): Use debug hook.
10177 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10178 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10179 (dbxout_types): Remove.
10180 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10181 * debug.c (do_nothing_debug_hooks): Update.
10182 (debug_true_tree, debug_nothing_rtx): New.
10183 * debug.h (struct rtx_def): New.
10184 (struct gcc_debug_hooks): New hooks ignore_block,
10185 outlining_inline_function and label.
10186 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10187 dwarf2out_frame_finish): New.
10188 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10189 Make static, update prototype.
10190 (dwarf2_debug_hooks): Update.
10191 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10192 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10193 * dwarfout.c (dwarf_debug_hooks): Update.
10194 * emit-rtl.c: Include debug.h.
10195 (remove_unnecessary_notes): Use debug hook.
10196 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10197 (final_scan_insn): Use debug hook.
10198 * integrate.c (output_inline_function): Use debug hook.
10199 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10200 (sdb_debug_hooks): Update.
10201 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10202 * toplev.c: Don't include xcoffout.h.
10203 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10204 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10206 * tree.h (dwarf2out_do_frame): Remove.
10208 2001-07-19 Catherine Moore <clm@cygnus.com>
10210 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10212 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10214 * reload1.c (eliminate_regs_in_insn): When updating a set
10215 to the frame pointer to the hardware frame pointer, perform
10216 the update always not just when REPLACE is set.
10218 * reload1.c (choose_reload_regs): Don't inherit a reload
10219 that crosses multiple registers if registers past the first
10220 don't fit in the desired class.
10222 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10223 when negating constants.
10225 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10227 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10228 * doc/tree.texi: Ditto.
10230 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10231 Jakub Jelinek <jakub@redhat.com>
10233 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10234 (extract_cie_info): Handle "eh" augmentation properly,
10236 (struct frame_state, __frame_state_for): New.
10238 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10240 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10241 HANDLE_SYSV_PRAGMA): Define.
10242 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10244 (copy_object): Caller changed.
10246 2001-07-19 Andreas Schwab <schwab@suse.de>
10248 * configure.in (assembler dwarf2 debug_line support): Define nop
10250 * configure: Regenerated.
10252 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10254 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10256 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10257 to conditionally compiled block.
10258 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10259 * dbxout.h (dbxout_function): Remove.
10260 * debug.c (do_nothing_debug_hooks): Update.
10261 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10262 global_decl, deferred_inline_function.
10263 * dwarf2out.c (dwarf2_debug_hooks): Update.
10264 (dwarf2out_global_decl): New.
10265 * dwarfout.c: Don't include dwarfout.h.
10266 (dwarfout_global_decl, dwarfout_function_decl,
10267 dwarfout_deferred_inline_function): New.
10268 (dwarf_debug_hooks): Update.
10269 * dwarfout.h: Remove.
10270 * final.c: Don't include dwarfout.h.
10271 * sdbout.c (sdbout_global_decl): New.
10272 (sdbout_debug_hooks): Update.
10273 * toplev.c: Don't include dwarfout.h.
10274 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10275 (note_deferral_of_defined_inline_function): Remove.
10276 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10277 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10278 * ch/lex.c: Don't include dwarfout.h.
10279 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10280 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10281 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10282 * cp/optimize.c: Include debug.h.
10283 (maybe_clone_body): Use debug hook.
10284 * cp/semantics.c: Include debug.h.
10285 (expand_body): Use debug hook.
10286 * po/POTFILES.in: Remove dwarfout.h.
10288 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10290 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10291 * c-parse.in (yyerror, _yylex): Similarly.
10292 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10293 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10295 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10296 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10298 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10300 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10301 in-class declaration at -g1. Fixes c++/2814.
10303 2001-07-18 Richard Henderson <rth@redhat.com>
10305 * doc/md.texi (reload_in/out): Document restrictions in predicates
10306 and constraints for these patterns. Document empty string matching
10309 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10311 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10313 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10315 * cse.c: Undo my previous patch.
10317 2001-07-18 Tom Tromey <tromey@redhat.com>
10320 * configure: Rebuilt.
10321 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10323 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10325 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10326 Jan Hubicka <jh@suse.cz>
10328 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10329 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10330 * jump.c (mark_jump_label): Do not forward branches.
10332 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10334 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10335 when return value is unused.
10337 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10339 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10341 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10343 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10344 on error. We can't blindly return the result of
10345 pthread_mutex_trylock because it returns a positive number on
10346 error, while we must return -1 on error.
10347 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10349 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10351 2001-07-18 Andreas Jaeger <aj@suse.de>
10353 * integrate.c (output_inline_function): Correct type of debug_hooks.
10355 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10357 * combine.c (combine_simplify_rtx): DIV can be treated
10358 associatively for floats if unsafe math optimisations are enabled.
10360 2001-07-17 Richard Henderson <rth@redhat.com>
10362 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10364 2001-07-17 Richard Henderson <rth@redhat.com>
10366 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10367 don't force the function address into a register.
10368 (expand_call, emit_library_call_value_1): Update callers.
10369 * builtins.c (expand_builtin_apply): Likewise.
10370 * expr.h (prepare_call_address): Update decl.
10372 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10374 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10376 * config/i386/chorus.h: Move up.
10377 * config/sparc/chorus.h: Likewise.
10378 * config/rs6000/chorus.h: Likewise.
10379 * config/chorus.h: Moved here.
10381 2001-07-17 Andreas Schwab <schwab@suse.de>
10383 * configure.in (assembler eh_frame optimization): Handle big
10385 * configure: Regenerated.
10387 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10389 * expr.c (epxand_expr): Convert divisions into multiplications by
10390 reciprocals if -ffast-math.
10392 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10394 * dbxout.c (dbxout_really_begin_function): Rename to
10395 dbxout_begin_function.
10396 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10397 (dbxout_begin_function): Remove.
10398 (dbxout_function): Update.
10399 (dbxout_source_line): Update prototype.
10400 * dbxout.h (dbxout_begin_function): Remove.
10401 * debug.c (do_nothing_debug_hooks): Update.
10402 (debug_nothing_tree): Update.
10403 (debug_nothing_charstar_rtx): Remove.
10404 * debug.h (union tree_node): Declare.
10405 (struct rtx_def): Remove.
10406 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10407 begin_function. Change source_line prototype.
10408 (debug_nothing_tree): New.
10409 (debug_nothing_charstar_rtx): Delete.
10410 (dwarf2out_begin_prologue): Moved from ...
10411 * tree.h: ... here.
10412 * dwarf2out.c (dwarf2_debug_hooks): Update.
10413 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10414 debug info, call dwarf2out_source_line.
10415 (dwarf2out_souce_line): Update prototype.
10416 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10417 Change prototype, make static.
10418 (dwarfout_source_line): Update prototype.
10419 (dwarf_debug_hooks): Update.
10420 * dwarfout.h (dwarfout_begin_function): Remove.
10421 * final.c (final_start_function, final_scan_insn): Use appropriate
10422 debug hooks, update to use notice_source_line.
10423 (output_source_line): Rename notice_source_line. Don't call the
10424 source_line debug hook.
10425 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10426 make static, update prototype.
10427 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10429 (sdbout_end_prologue): New.
10430 (sdbout_source_line): Update prototype.
10431 (sdbout_debug_hooks): Update.
10432 (sdbout_symbol): Remove unused var.
10433 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10435 * varasm.c: Include debug.h.
10436 (assemble_start_function): Use begin_function debug_hook.
10437 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10438 update with prototype.
10439 (xcoffout_source_line): Update prototype.
10440 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10442 (xcoffout_source_line): Update prototype.
10444 2001-07-17 Richard Henderson <rth@redhat.com>
10446 * c-typeck.c (build_binary_op): Do not shorten unsigned
10447 right shift after sign extension.
10449 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10451 * combine.c (combine_simplify_rtx): Attempt to simplify
10452 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10454 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10455 (simplify_binary_operation, simplify_unary_operation,
10456 simplify_relational_operation): Use it.
10458 * combine.c (combine_simplify_rtx): Don't do associative law
10459 on divisions; allow associative law on floats.
10461 2001-07-17 H.J. Lu <hjl@gnu.org>
10462 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10464 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10465 ASM_OUTPUT_WEAK_ALIAS are defined.
10466 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10467 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10469 * config/mips/iris5.h: ... here.
10470 (HANDLE_SYSV_PRAGMA): Defined as 1.
10471 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10472 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10475 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10477 * c-parse.in (all_prefix_attributes): New variable.
10478 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10479 (maybe_resetattrs): New production.
10480 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10481 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10482 notype_initdcl, nested_function, notype_nested_function,
10483 component_decl, components, components_notype,
10484 component_declarator, component_notype_declarator,
10485 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10486 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10487 after a comma being applied to more than one declarator.
10488 * doc/extend.texi (Attribute Syntax): Update. Remove
10489 documentation of bugs that are no longer present.
10491 2001-07-13 Eric Christopher <echristo@redhat.com>
10493 * config/mips/mips.h: Change TUNE_MIPS* options to use
10495 (EXTRA_SPECS): Add cc1_cpu_spec.
10496 * config/mips/mips.md (muldf3): Fix typo.
10498 2001-07-16 Richard Henderson <rth@redhat.com>
10500 * config/m68k/m68k.c: Include expr.h and reload.h.
10501 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10502 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10504 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10505 Richard Henderson <rth@redhat.com>
10507 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10508 (insn_live_p): Fix fall off end of function.
10509 (dead_libcall_p): Remove COUNTS argument; update callers.
10510 (delete_trivially_dead_insns): Remove unused variables.
10512 2001-07-17 Andreas Jaeger <aj@suse.de>
10514 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10515 x86-64 pic support.
10517 * lcm.c (optimize_mode_switching): Avoid warning for unused
10518 variable if !NORMAL_MODE.
10520 * flow.c (try_crossjump_to_edge): Remove unused variable.
10522 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10524 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10525 atexit declaration in stdlib.h.
10527 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10529 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10531 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10533 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10534 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10535 do rebuild_jump_labels instead of jump_optimize
10536 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10537 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10538 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10540 * flow.c: Include timevar.h
10541 (find_basic_block): Push/pop timevar;
10542 (cleanup_cfg): Likewise.
10543 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10544 * Makefile: Add dependencies on timevar.h
10546 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10547 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10549 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10550 * toplev.c (rest_of_compilation): Update calls.
10551 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10552 (delete_trivially_dead_insns): ... here; accept new argument
10553 preserve_basic_blocks; preserve basic blocks if set.
10555 * reg-stack.c (stack_regs_mentioned): Return 0 if
10556 stack_regs_mentioned_data is not initialized.
10557 (reg_to_stack): Make stack_regs_mentioned survive after the
10558 reg-stack is completted; do not call cleanup_cfg.
10559 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10560 make cleanup_cfg after bb-reorder to output to debug file.
10562 2001-07-16 Richard Henderson <rth@redhat.com>
10564 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10565 from int_reg_class_contents.
10567 2001-07-16 Richard Henderson <rth@redhat.com>
10569 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10570 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10571 (init_reg_sets_1): Move initialization from cse_main.
10572 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10573 (cse_main): Move its initialization also.
10574 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10575 * flow.c (propagate_one_insn): Likewise.
10576 * gcse.c (compute_hash_table): Likewise.
10577 (compute_kill_rd, compute_store_table): Likewise.
10578 * sched-deps.c (sched_analyze_1): Likewise.
10580 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10582 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10585 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10587 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10588 in if statement so we don't access undefined memory.
10590 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10592 * gcse.c: Update comment at top.
10593 Update comment on mem handling.
10594 mem_last_set, mem_first_set, mem_set_in_block: gone.
10595 Declaration of reg_set_info: gone.
10596 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10597 pointless with load_killed_in_block_p (they are *more*
10598 conservative then it, not less, and less accurate).
10599 (oprs_not_set_p): Ditto.
10600 (alloc_gcse_mem): Don't allocate mem_set_in_block
10601 (free_gcse_mem): Don't free it, either.
10602 (record_last_mem_set_info): Update comment in front, remove
10603 mem_*set_* stuff. Note the reason we don't handle stores directly
10605 (compute_hash_table): Update comments to reflect reality. Remove
10606 mem_*set_* references.
10607 (reset_opr_set_tables): Remove mem_*set_* references.
10608 (mark_call): Ditto.
10609 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10610 (mark_clobber): Ditto (on both parts, we double set here too).
10611 (expr_killed_p): Remove mem_set_in_block test.
10612 (compute_transp): Remove mem_set_in_block test.
10614 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10615 of edge, and removal of phi alternative to dump file.
10616 (ssa_ccp_substitute_constants): Add note about register now being
10617 constant, and which uses were replaced in what insns to dump file.
10619 2001-07-16 Andreas Jaeger <aj@suse.de>
10621 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10622 variables of type HOST_WIDEST_INT.
10624 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10625 (__bb_exit_func): Correct type of count_max to avoid overflow.
10626 (num_digits): Handle long long argument.
10628 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10630 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10632 * output.h (sdb_begin_function_line): Restore as an extern
10634 * sdbout.c (sdb_begin_function_line): Make extern.
10636 2001-07-15 Richard Henderson <rth@redhat.com>
10638 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10639 * genrecog.c (maybe_both_true_mode): New.
10640 (maybe_both_true_2): Use it.
10641 (write_switch): Don't put Pmode in a switch.
10642 * rtl.c (mode arrays): Don't explicitly size them.
10644 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10646 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10647 handling; move unconditional splitting before mode switching.
10649 * i386.md (type): Add fistp type.
10650 (i387, length_attr, scheduling definitions): Handle this type.
10651 (fix_trunc?f?i2): Revamp to use mode switching.
10652 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10653 * i386.h (fp_cw_mode): New enum
10654 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10655 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10657 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10659 * Makefile.in (integrate.o): Add debug.h.
10660 * integrate.c (debug.h): Add.
10661 (output_inline_function): Save, reset, and restore debug_hooks.
10663 2001-07-15 Richard Henderson <rth@redhat.com>
10665 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10666 instead of COMPARE for the EQUIV expression.
10668 2001-07-15 Richard Henderson <rth@redhat.com>
10670 * flow.c (redirect_edge_and_branch_force): Initialize
10671 global_live_at_start and global_live_at_end.
10672 (allocate_bb_life_data): Export.
10673 * basic-block.h (allocate_bb_life_data): Declare.
10674 * toplev.c (rest_of_compilation): Call it.
10676 2001-07-15 Richard Henderson <rth@redhat.com>
10678 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10679 (alpha_tablejump_best_label): New.
10680 * config/alpha/alpha-protos.h: Declare them.
10681 * config/alpha/alpha.md: Use braced strings for code blocks.
10682 (tablejump_osf): Break out add with r29.
10683 (tablejump_osf_internal): Remove.
10684 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10685 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10687 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10689 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10692 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10694 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10695 (ix86_fp_jump_nontrivial_p): New.
10696 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10697 use ix86_fp_jump_nontrivial_p.
10698 * i386.c (ix86_fp_jump_nontrivial_p): New.
10699 (ix86_split_fp_branch): Accept code instead of rtx.
10700 (ix86_expand_compare): Expand comparison early in case
10701 doing so is resonably cheap.
10703 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10705 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10707 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10708 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10710 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10712 * dbxout.c (dbxout_source_line): Make static, update prototype.
10713 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10714 (dbxout_init, dbxout_finish, dbxout_source_line,
10715 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10716 * dbxout.h (dbxout_source_line): Delete.
10717 * debug.c (debug_nothing_file, debug_nothing_file_int,
10718 debug_nothing_file_charstar_rtx): New.
10719 (do_nothing_debug_hooks): Update.
10720 (debug_nothing_void, debug_nothing_charstar_rtx,
10721 dwarf2out_end_epilogue): New.
10722 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10723 * debug.h (struct rtx_def): Declare.
10724 (gcc_debug_hooks): New hooks source_line, end_epilogue
10726 (debug_nothing_void, debug_nothing_charstar_rtx,
10727 dwarf2out_end_epilogue): New.
10728 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10729 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10730 (dwarf2_debug_hooks): Update.
10731 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10732 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10733 * dwarf2out.h (dwarf2out_source_line): Remove.
10734 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10735 Make static, update prototype.
10736 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10737 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10738 (dwarf_debug_hooks): Update.
10739 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10740 dwarfout_end_function): Remove.
10741 * final.c (profile_function): Use debug hooks for ending functions
10743 (output_source_line, final_end_function): Update prototype,
10745 (final_start_function, final_scan_insn): Update.
10746 * output.h (sdb_begin_function_line): Remove.
10747 (final_end_function): Update prototype.
10748 * sdbout.c (sdb_begin_function_line): Make static.
10749 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10750 (sdbout_source_line): New.
10751 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10753 (sdb_debug_hooks): Update.
10754 (sdbout_init, sdbout_source_line,
10755 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10756 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10757 * toplev.c (compile_file, rest_of_compilation): Update.
10758 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10759 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10760 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10761 Update for prototype changes.
10762 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10763 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10765 2001-07-15 Richard Henderson <rth@redhat.com>
10767 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10768 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10769 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10770 * config/alpha/alpha.c: Likewise.
10771 * config/alpha/alpha.md: Likewise.
10772 * config/alpha/alpha32.h: Likewise.
10773 * config/alpha/vms.h: Likewise.
10774 (OPEN_VMS): Remove.
10776 2001-07-14 Richard Henderson <rth@redhat.com>
10778 * config/alpha/alpha.md: Use define_constants for unspec values.
10779 Substitute throughout.
10781 2001-07-14 Tim Josling <tej@melbpc.org.au>
10783 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10785 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10787 * pa.md: Remove unused constraints from define_split's.
10789 2001-04-14 Richard Henderson <rth@redhat.com>
10791 * ifcvt.c (find_cond_trap): Test for exit block.
10793 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10795 Re-install recently reverted patch.
10796 * emit-rtl.c (try_split): Update mark_jump_label call.
10797 * flow.c (find_sub_basic_blocks): Likewise.
10798 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10799 jump_back_p): Kill.
10800 (mark_all_labels): Kill second parameter.
10801 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10802 (rebuild_jump_labels, jump_optimize_minimal): Update call
10803 of jump_optimize_1.
10804 (jump_optimize_1): Kill crossjumping code.
10805 (mark_jump_label): Kill cross_jump parameter.
10806 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10807 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10808 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10810 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10812 (dump_file_info): Likewise.
10813 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10814 reorganize passes to do reg-stack first, bb-reorder second.
10815 * invoke.texi (-d letters doc): Remove the jump2 pass.
10817 2001-07-14 Richard Henderson <rth@redhat.com>
10819 * ifcvt.c (find_cond_trap): New.
10820 (find_if_header): Call it.
10821 (merge_if_block): Relax existing jump sanity check.
10822 * jump.c (jump_optimize_1): Remove conditional trap handling.
10824 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10826 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10828 (insn_refs_are_delayed): Correct comment.
10829 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10830 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10831 instead of r31. Make associated insn !TARGET_64BIT, and
10832 provide an additional 64-bit insn that clobbers r2.
10833 (divsi3): Likewise.
10834 (udivsi3): Likewise.
10835 (modsi3): Likewise.
10836 (umodsi3): Likewise.
10838 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10840 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10842 * flow.c (redirect_edge_and_branch_force, split_edge,
10843 try_crossjump_to_edge): Use set_block_for_new_insns.
10844 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10846 2001-07-13 H.J. Lu (hjl@gnu.org)
10848 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10851 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10853 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10855 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10857 * c-common.c (decl_attributes): Take a pointer to the node to
10858 which attributes are to be attached, and a flags argument.
10859 * c-common.h (enum attribute_flags): New.
10860 (decl_attributes): Update prototype.
10861 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10862 finish_enum, start_function): Update calls to decl_attributes.
10863 * c-parse.in (component_declarator, component_notype_declarator,
10864 label): Update calls to decl_attributes.
10866 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10868 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10869 * config/avr/avr.c (legitimate_address_p): Return value changed
10870 from letter to register classes. For better debugging.
10872 2001-07-13 Kazu Hirata <kazu@hxi.com>
10874 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10876 2001-07-13 H.J. Lu (hjl@gnu.org)
10878 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10880 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10882 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10883 correctly for shared configurations.
10884 * config/t-libgcc-pic: New.
10885 * config/{i386,m68k,sparc}/t-openbsd: New.
10886 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10887 Support -shared. Support debugging libraries with -g.
10888 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10889 frame information does not emit pointer diffs.
10890 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10891 emit pointer diffs.
10893 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10895 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10897 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10899 * combine.c (try_combine): Ensure const_int pow2 is positive.
10901 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10903 * config.gcc: Add configuration for s/390.
10904 * config/s390/s390.c: New. Subroutines for code generation.
10905 * config/s390/s390.h: New. Definitions for s/390.
10906 * config/s390/s390-protos.h: New. Prototypes.
10907 * config/s390/linux.h: New. Definitions for linux for s/390.
10908 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10909 * config/s390/t-linux: New. Makefile fragment.
10910 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10911 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10913 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10915 * emit-rtl.c (try_split): Update mark_jump_label call.
10916 * flow.c (find_sub_basic_blocks): Likewise.
10917 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10918 jump_back_p): Kill.
10919 (mark_all_labels): Kill second parameter.
10920 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10921 (rebuild_jump_labels, jump_optimize_minimal): Update call
10922 of jump_optimize_1.
10923 (jump_optimize_1): Kill crossjumping code.
10924 (mark_jump_label): Kill cross_jump parameter.
10925 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10926 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10927 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10929 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10931 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10932 reorganize passes to do reg-stack first, bb-reorder second.
10933 * invoke.texi (-d letters doc): Remove the jump2 pass.
10935 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10937 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10939 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10941 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10943 (verify_flow_info): Make diagnostics prettier.
10945 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10947 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10949 * flow.c (outgoing_edges_match): Return early if condition reversal
10952 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10954 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10955 (mips_move_2words): When splitting a move into two instructions,
10956 prefix the second address operand with '%D'.
10958 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10960 * Makefile.in (final.o): Depend on debug.h.
10961 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10962 (dbx_debug_hooks): Add new hooks.
10963 (xcoff_debug_hooks): New.
10964 * debug.c (debug_nothing_file_int_int): New.
10965 (do_nothing_debug_hooks): Update.
10966 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10967 (debug_nothing_file_int_int): New.
10968 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10969 static, update prototype.
10970 (dwarf2_debug_hooks): Update.
10971 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10972 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10973 static, update prototype.
10974 (dwarf_debug_hooks): Update.
10975 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10976 * final.c: Include debug.h.
10977 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10978 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10979 static, update prototype.
10980 (sdb_debug_hooks): Update.
10981 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10982 * toplev.c: Distinguish between xcoff and dbx.
10984 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10985 Call all debug hooks, not just dwarf ones.
10987 2001-07-11 Timothy Wall <twall@redhat.com>
10989 * config.gcc: Add configuration for AIX5/IA64.
10990 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10991 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10992 support prefix/suffix code.
10993 * config/ia64/t-aix: New. Makefile fragment.
10994 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10996 2001-07-11 Kazu Hirata <kazu@hxi.com>
10998 * recog.c (validate_change): Fix a comment typo.
11000 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11002 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11003 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11005 * dbxout.c (dbx_debug_hooks): Add new hooks.
11006 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11008 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11010 * dbxout.h (dbxout_start_new_source_file,
11011 dbxout_resume_previous_source_file): Delete.
11012 * debug.c (do_nothing_debug_hooks): Add new hooks.
11013 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11014 (debug_nothing_int_charstar, debug_nothing_int): New.
11015 * debug.h (gcc_debug_hooks): New hooks define, undef,
11016 start_source_file and end_source_file.
11017 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11018 (debug_nothing_int_charstar, debug_nothing_int): New.
11019 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11020 the conditionally compiled section.
11021 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11022 dwarf2out_define, dwarf2out_undef): Make static.
11023 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11024 dwarf2out_define, dwarf2out_undef): Remove.
11025 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11026 (dwarfout_start_source_file, dwarfout_end_source_file,
11027 dwarfout_define, dwarfout_undef): Make static.
11028 (dwarfout_start_source_file_check,
11029 dwarfout_end_source_file_check): New.
11030 (dwarfout_define, dwarfout_finish): Update.
11031 * dwarfout.h (dwarfout_start_new_source_file,
11032 dwarfout_resume_previous_source_file, dwarfout_define,
11033 dwarfout_undef): Remove.
11034 * sdbout.c (sdb_debug_hooks): Add new hooks.
11035 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11037 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11038 make static, take an arg.
11039 * sdbout.h (sdbout_start_new_source_file,
11040 sdbout_resume_previous_source_file): Delete.
11041 * toplev.c (debug_start_source_file, debug_end_source_file,
11042 debug_define, debug_undef): Delete.
11043 * toplev.h (debug_start_source_file, debug_end_source_file,
11044 debug_define, debug_undef): Delete.
11046 * java/jcf-parse.c: Include debug.h.
11047 (parse_class_file): Update to use debug hooks directly.
11048 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11050 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11052 * alias.c (set_mem_alias_set): New function.
11053 * rtl.h (set_mem_alias_set): Declare it.
11054 * builtins.c (expand_builtin_return_addr): Call it instead of
11055 using MEM_ALIAS_SET accessor.
11056 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11057 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11058 (expand_builtin_va_copy):Likewise.
11059 * caller-save.c (setup_save_areas): Likewise.
11060 * calls.c (compute_argument_addresses): Likewise.
11061 * explow.c (set_mem_attributes): Likewise.
11062 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11063 (expand_assignment, store_constructor_field, store_field): Likewise.
11064 (expand_expr_unaligned): Likewise.
11065 * function.c (assign_stack_temp_for_type): Likewise.
11066 (put_reg_into_stack, gen_mem_addressof): Likewise.
11067 * ifcvt.c (noce_try_cmove_arith): Likewise.
11068 * reload1.c (reload, alter_reg): Likewise.
11069 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11070 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11071 (alpha_expand_unaligned_store): Likewise
11072 (alpha_expand_unaligned_load_words): Likewise.
11073 (alpha_expand_unaligned_store_words): Likewise.
11074 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11075 (alpha_expand_epilogue): Likewise.
11076 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11077 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11078 * config/i386/i386.c (legitimize_pic_address): Likewise.
11079 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11080 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11081 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11082 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11083 * config/mips/mips.c (mips_va_arg): Likewise.
11084 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11085 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11086 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11087 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11088 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11089 (rs6000_emit_epilogue): Likewise.
11090 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11091 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11092 * config/v850/v850.c (v850_va_arg): Likewise.
11094 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11096 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11097 when fallthru edge is present.
11098 (mege_blocks): Handle case where creation of jump insn
11101 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11102 CLEANUP_POST_REGSTACK): New constants.
11103 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11104 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11105 * output.h (cleanup_cfg): Update prototype.
11106 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11107 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11108 cleanup_cfg call; kill missleading comment.
11109 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11110 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11111 parameter; control optimizations performed using it.
11112 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11113 try_crossjump_bb): New functions.
11115 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11117 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11119 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11120 pa_output_function_prologue.
11121 * pa-protos.h (pa_output_function_prologue): New prototype.
11123 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11125 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11126 and low to get correct sign extension in low+high test.
11128 2001-07-11 Janis Johnson <janis@us.ibm.com>
11130 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11131 for large hit count.
11133 * profile.c (branch_prob): Fix .bbg info for computed gotos
11136 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11138 * stmt.c (parse_output_constraint): New function, split out
11140 (expand_asm_operands): ... here. Use parse_output_constraint.
11141 * tree.h (parse_output_constraint): Declare it.
11143 2001-07-11 Richard Henderson <rth@redhat.com>
11145 * bitmap.c: Comment some functions; fiddle whitespace.
11146 (bitmap_free): Don't export.
11147 (bitmap_element_allocate): Use memset.
11148 * bitmap.h (bitmap_free): Don't declare.
11150 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11152 * gcse.c, lcm.c, sched-deps.c:
11153 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11155 * flow.c (flow_loops_find): Free dom if we found no loops, since
11156 we aren't going to save it.
11158 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11161 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11163 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11165 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11167 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11168 #ifndef DWARF2_DEBUGGING_INFO.
11170 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11172 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11174 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11176 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11177 reverse a branch if a NE comparison is implemented with GTU.
11179 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11180 H.J. Lu <hjl@gnu.org>
11182 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11183 constant addresses.
11184 (call_internal2): Likewise.
11185 (call_value_internal1): Likewise.
11186 (call_value_internal2): Likewise.
11187 (call_value_multiple_internal1): Likewise.
11188 (call_value_multiple_internal2): Likewise.
11190 2001-07-10 Kazu Hirata <kazu@hxi.com>
11192 * calls.c (emit_library_call_value_1): Fix a comment typo.
11193 * dwarf2out.c (mem_loc_descriptor): Likewise.
11194 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11196 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11198 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11200 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11202 * recog.c (offsettable_address_p): Handle LO_SUM case.
11203 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11204 instead of plus_constant.
11206 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11208 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11209 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11211 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11213 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11214 adjust_address_nv instead of plus_constant.
11216 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11218 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11219 dwarf2out.o): Depend on debug.h, wrap long lines.
11220 * dbxout.c: Include debug.h.
11221 (dbx_debug_hooks): New.
11222 (dbxout_init): Make static, take just 2 args.
11223 (dbxout_finish): Make static.
11224 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11225 * debug.c: New file.
11226 * debug.h: New file.
11227 * dwarf2out.c: Include debug.h.
11228 (dwarf2_debug_hooks): New.
11229 (dwarf2out_init): Make static.
11230 (dwarf2out_finish): Make static, take 2 args.
11231 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11232 * dwarfout.c: Include debug.h.
11233 (dwarf_debug_hooks): New.
11234 (dwarfout_init): Make static.
11235 (dwarfout_finish): Make static, take 2 args.
11236 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11237 * sdbout.c: Include debug.h.
11238 (sdb_debug_hooks): New.
11239 (sdbout_init): Make static, take 2 args.
11240 * sdbout.h (sdbout_init): Delete.
11241 * toplev.c: Include debug.h.
11242 (debug_hooks): New.
11243 (compile_file): Set deubg_hooks based on command line options.
11244 Use the hooks unconditionally rather than conditional compilation.
11246 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11248 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11249 first_insn_after_basic_block_note instead.
11251 * df.c (df_bb_refs_unlink): #if 0 out for now.
11253 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11255 * ssa.h: Add prototype for ssa_const_prop
11256 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11257 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11258 (ssa_fast_dce): Remove unused variable
11260 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11262 * diagnostic.c (finish_diagnostic): Rename to
11263 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11266 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11268 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11271 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11272 (dump_file): Only pad the demangled name with spaces if the
11273 mangled name was padded with spaces.
11275 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11277 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11280 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11282 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11283 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11284 EXPAND_INITIALIZER.
11286 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11287 whether can put offset inside LO_SUM to check mode alignment, not size.
11289 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11291 * doc/tm.texi (Misc): Fix thinko.
11293 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11295 * regmove.c (replace_in_call_usage): Fix warnings.
11296 * sched-deps.c (add_dependence): Fix warnings.
11297 * simplify-rtx.c (simplify_subreg): Likewise.
11298 Return NULL_RTX instead of NULL.
11300 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11301 (subst_asm_stack_regs): Likewise.
11303 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11306 * dwarf2out.c (output_call_frame_info): Declare i as int.
11307 (build_abbrev_table): Declare n_alloc as int.
11308 (dwarf2out_finish): Initialize die.
11309 * except.c: Declare sjlj_funcdef_number as unsigned.
11310 (connect_post_landing_pads): Declare j as unsigned.
11311 (convert_to_eh_region_ranges): Initialize call_site.
11312 (output_function_exception_table): Initialize tt_format_size.
11313 * expr.c (move_by_pieces_1): Initialize to1.
11314 (store_constructor): Initialize minelt and maxelt.
11315 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11316 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11318 * c-decl.c (combine_parm_decls): Unused, remove.
11319 * c-tree.h: Remove prototype for combine_parm_decls.
11321 * reload.c (push_reload): Fix warning.
11322 (regno_clobbered_p): Likewise.
11323 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11324 (reload_combine): Likewise.
11326 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11327 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11329 * bitmap.c (bitmap_operation): Change user.
11330 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11332 2001-07-10 Eric Christopher <echristo@redhat.com>
11334 * config/mips/mips.c (override_options): Fix typo.
11336 2001-07-09 Stan Shebs <shebs@apple.com>
11338 * target.h (struct gcc_target): New fields init_builtins and
11340 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11341 (TARGET_EXPAND_BUILTIN): New macro.
11342 (TARGET_INITIALIZER): Add them.
11343 * builtins.c: Include target.h.
11344 (expand_builtin): Use targetm.expand_builtin.
11345 (default_init_builtins): New function.
11346 (default_expand_builtin): New function.
11347 * expr.h (default_init_builtins): Declare.
11348 (default_expand_builtin): Declare.
11349 * c-common.c (c_common_nodes_and_builtins): Use
11350 targetm.init_builtins.
11351 * defaults.h (MD_INIT_BUILTINS): Remove.
11352 * Makefile.in (builtins.o): Depend on target.h.
11354 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11355 (TARGET_EXPAND_BUILTIN): Define.
11356 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11357 (MD_EXPAND_BUILTIN): Remove.
11359 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11360 (TARGET_EXPAND_BUILTIN): Define.
11361 (c4x_init_builtins): Make endlink arg a local.
11362 (c4x_print_operand): Fix typos in adjust_address usages.
11363 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11364 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11365 (MD_EXPAND_BUILTIN): Remove.
11367 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11368 (TARGET_EXPAND_BUILTIN): Define.
11369 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11370 (ix86_init_builtins): Call new function only if TARGET_MMX.
11371 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11372 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11373 (MD_EXPAND_BUILTIN): Remove.
11375 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11376 (TARGET_EXPAND_BUILTIN): Define.
11377 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11378 (MD_EXPAND_BUILTIN): Remove.
11380 * doc/tm.texi: Document these changes.
11382 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11384 * basic-block.h (tree_node): Forward declare if needed.
11385 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11386 (BLOCK_HEAD_TREE): Define.
11387 (BLOCK_END_TREE): Define.
11388 (struct loops): Rename field 'tree' to 'tree_root'.
11389 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11391 (flow_loops_tree_build): Rename reference to field 'tree' to
11393 (flow_loops_level_compute): Ditto.
11394 * predict.c (estimate_bb_frequencies): Ditto.
11395 * tree.h (struct tree_common): Add field 'aux'.
11397 2001-07-09 Stan Shebs <shebs@apple.com>
11399 * config/darwin.c (darwin_encode_section_info): Don't mark any
11400 DECL_EXTERNAL node as defined.
11402 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11404 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11405 pa_free_machine_status, hppa_init_pic_save): Delete.
11406 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11407 (hppa_profile_hook): Use hppa_pic_save_rtx.
11408 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11409 hppa_init_pic_save): Delete.
11410 (hppa_pic_save_rtx): Declare.
11411 * pa.md (call, call_value, sibcall, sibcall_value,
11412 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11414 2001-07-09 Kazu Hirata <kazu@hxi.com>
11416 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11417 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11419 2001-07-09 Andreas Jaeger <aj@suse.de>
11421 * output.h: Add declaration of final_forward_branch_p.
11423 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11425 * varray.c: Include errors.h for internal_error and trim_filename
11428 * Makefile.in (varray.o): Add errors.h.
11430 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11432 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11433 * optabs.c (have_add2_insn): Check whether the add insn chosen
11434 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11435 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11437 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11439 * Makefile.in (OBJS): Add ssa-ccp.o
11440 (ssa-ccp.o): Add dependencies.
11441 * toplev.c (DFI_ssa_ccp): New dump file enum.
11442 (dump_file): Add entry for dumping after SSA CCP.
11443 (flag_ssa_ccp): New flag variable.
11444 (f_options): Add -fssa-ccp.
11445 (rest_of_compilation): Run SSA CCP if requested.
11446 * timevar.def (TV_SSA_CCP): New timevar.
11447 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11448 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11449 Fix minor typo in SSA DCE documentation.
11450 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11451 Add documentation for new dump option. Renumber dump files
11454 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11456 * emit-rtl.c (gen_highpart_mode): New.
11457 * rtl.h (gen_highpart_mode): Declare.
11458 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11459 operand can be VOIDmode constant.
11461 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11463 * flow.c (redirect_edge_and_branch_force): New.
11464 (can_fallthru): Ensure that basic blocks are succeeding.
11465 (try_optimize_cfg): Do not delete basic block if it is the last one.
11467 * flow.c (try_redirect_by_replacing_jump): Do not remove
11468 jumps with side effects, unlink chain on fallthru edge;
11469 set block for new jump instruction; avoid basic block to
11470 over by line number note.
11472 * flow.c (try_simplify_condjump): Verify that the condjump
11473 is not always falling trought.
11476 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11478 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11479 (try_redirect_by_replacing_jump): Update properly the count
11480 and frequency information.
11482 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11484 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11485 address that is a LO_SUM specially.
11486 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11488 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11490 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11491 (operand_subword): Use them.
11492 (change_address_1): Renamed from change_address; new arg VALIDATE.
11493 * expr.h: Reflect above changes; change_address now macro.
11494 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11496 * cselib.c (add_mem_for_addr): Likewise.
11497 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11498 * regmove.c (try_apply_stack_adjustment): Likewise.
11499 * reload.c (push_reload, make_memloc): Likewise.
11500 * reload1.c (eliminate_regs): Likewise.
11501 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11502 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11504 * combine.c (make_extraction, simplify_shift_const): Likewise.
11505 (gen_lowpart_for_combine): Likewise.
11506 * cse.c (gen_lowpart_if_possible): Likewise.
11507 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11508 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11509 * optabs.c (gen_move_insn): Likewise.
11510 * reload1.c (alter_reg): Likewise.
11511 * simplify-rtx.c (simplify_subreg): Likewise.
11512 * stmt.c (expand_anon_union_decl): Likewise.
11513 * recog.c (validate_replace_rtx_1): Likewise.
11515 * Makefile.in (recog.o): Add $(EXPR_H).
11516 * explow.c (stabilize): Call replace_equiv_address.
11517 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11518 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11520 2001-07-03 Andrew Haley <aph@redhat.com>
11522 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11523 the mode of the memory location.
11525 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11527 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11529 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11531 * final.c (output_addr_const): Use target opening and
11532 closing parentheses.
11533 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11534 defaults, add to TARGET_ASM_OUT.
11535 * target.h (struct gcc_target): Add open_paren and close_paren.
11536 * doc/md.texi: Update.
11537 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11538 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11539 TARGET_ASM_CLOSE_PAREN.
11540 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11542 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11544 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11545 * config/a29k/a29k.h: Similarly.
11546 * config/alpha/alpha.h: Similarly.
11547 * config/arc/arc.h: Similarly.
11548 * config/arm/aof.h: Similarly.
11549 * config/arm/aout.h: Similarly.
11550 * config/avr/avr.h: Similarly.
11551 * config/c4x/c4x.h: Similarly.
11552 * config/clipper/clipper.h: Similarly.
11553 * config/convex/convex.h: Similarly.
11554 * config/d30v/d30v.h: Similarly.
11555 * config/dsp16xx/dsp16xx.h: Similarly.
11556 * config/elxsi/elxsi.h: Similarly.
11557 * config/fr30/fr30.h: Similarly.
11558 * config/h8300/h8300.h: Similarly.
11559 * config/i370/i370.h: Similarly.
11560 * config/i386/i386.h: Similarly.
11561 * config/i860/i860.h: Similarly.
11562 * config/i960/i960.h: Similarly.
11563 * config/ia64/ia64.h: Similarly.
11564 * config/m32r/m32r.h: Similarly.
11565 * config/m68hc11/m68hc11.h: Similarly.
11566 * config/m68k/m68k.h: Similarly.
11567 * config/m88k/m88k.h: Similarly.
11568 * config/mcore/mcore.h: Similarly.
11569 * config/mips/mips.h: Similarly.
11570 * config/mn10200/mn10200.h: Similarly.
11571 * config/mn10300/mn10300.h: Similarly.
11572 * config/ns32k/ns32k.h: Similarly.
11573 * config/pa/pa.h: Similarly.
11574 * config/pdp11/pdp11.h: Similarly.
11575 * config/pj/pj.h: Similarly.
11576 * config/romp/romp.h: Similarly.
11577 * config/rs6000/rs6000.h: Similarly.
11578 * config/sh/sh.h: Similarly.
11579 * config/sparc/sparc.h: Similarly.
11580 * config/v850/v850.h: Similarly.
11581 * config/vax/vax.h: Similarly.
11582 * config/we32k/we32k.h: Similarly.
11584 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11586 * doc/c-tree.texi: Document representation of attributes.
11588 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11590 * doc/tm.texi: Update some places for the rename of target to
11593 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11595 * target.h (struct gcc_target): Add insert_attributes.
11596 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11597 (TARGET_INITIALIZER): Update.
11598 * tree.c, tree.h (default_insert_attributes): New function.
11599 Update comments on other default functions to refer to targetm,
11601 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11602 TARGET_INSERT_ATTRIBUTES.
11603 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11604 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11605 Don't use PRAGMA_INSERT_ATTRIBUTES.
11606 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11607 * c-decl.c (start_decl, start_function): Don't call
11608 SET_DEFAULT_DECL_ATTRIBUTES.
11609 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11610 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11612 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11613 (c4x_check_attribute): Avoid modifying attribute list itself.
11614 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11616 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11617 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11619 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11620 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11622 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11623 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11625 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11626 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11627 Adjust parameters. Make static.
11629 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11631 * c-common.c (decl_attributes): Only take a single attributes
11633 * c-common.h (decl_attributes): Update prototype.
11634 * c-decl.c (start_decl, start_function): Only take a single
11635 attributes parameter. Update calls to decl_attributes.
11636 (finish_struct, finish_enum): Update calls to decl_attributes.
11637 (push_parm_decl): Expect unified list of attributes. Update call
11638 to decl_attributes.
11639 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11640 notype_nested_function, component_declarator,
11641 component_notype_declarator, label): Update calls to
11643 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11644 lists that are passed to push_parm_decl.
11645 * c-tree.h (start_function, start_decl): Update prototypes.
11646 * config/sh/sh-protos.h, config/sh/sh.c
11647 (sh_pragma_insert_attributes): Only take a single attributes
11649 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11650 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11651 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11652 build_module_descriptor, generate_static_references,
11653 generate_strings, build_selector_translation_table,
11654 generate_descriptor_table, generate_protocols,
11655 generate_ivars_list, generate_dispatch_table,
11656 generate_protocol_list, generate_category,
11657 generate_shared_structures, really_start_method, add_objc_decls,
11658 generate_classref_translation_entry): Update calls to start_decl
11659 and start_function.
11660 (build_tmp_function_decl, start_method_def): Unify attribute lists
11661 that are passed to push_parm_decl.
11663 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11665 * final.c (no_asm_to_stream): New.
11666 (final_scan_insn): Use target structures for prologue ends
11667 and epilogue starts.
11668 * output.h (no_asm_to_stream): New.
11669 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11670 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11671 (TARGET_ASM_OUT): Update.
11672 * target.h (struct gcc_target): New members function_end_prologue
11673 and function_begin_epilogue.
11674 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11675 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11676 * config/alpha/alpha.c (output_end_prologue): Rename to
11677 alpha_output_function_end_prologue. Use in target struct
11679 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11680 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11681 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11682 ia64_output_function_end_prologue. Use in target struct
11684 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11685 mistyped prototypes.
11686 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11687 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11689 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11690 an use in target struct, make static.
11691 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11694 2001-07-08 Richard Henderson <rth@redhat.com>
11696 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11698 2001-07-08 Richard Henderson <rth@redhat.com>
11700 * config/i386/i386.md: Remove constraints strings from define_split
11701 and define_peephole2 patterns.
11702 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11703 (eh_return): Use them.
11705 2001-07-08 Richard Henderson <rth@redhat.com>
11707 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11708 Document MD_FALLBACK_FRAME_STATE_FOR.
11710 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11712 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11713 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11715 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11717 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11719 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11720 of the label inside NAME as opposed to just the end of NAME.
11722 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11724 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11725 * config/alpha/alpha.c (alpha_init_machine_status,
11726 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11727 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11728 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11729 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11731 2001-07-06 Stan Shebs <shebs@apple.com>
11733 * target.h (targetm): Rename global from "target", so as not to
11734 conflict with local variables.
11736 * c-typeck.c: Ditto.
11739 * cp/decl.c: Ditto.
11740 * cp/decl2.c: Ditto.
11741 * cp/typeck.c: Ditto.
11742 * 1750a/1750a.c: Ditto.
11743 * a29k/a29k.c: Ditto.
11744 * arc/arc.c: Ditto.
11745 * arm/arm.c: Ditto.
11746 * avr/avr.c: Ditto.
11747 * clipper/clipper.c: Ditto.
11748 * convex/convex.c: Ditto.
11749 * d30v/d30v.c: Ditto.
11750 * dsp16xx/dsp16xx.c: Ditto.
11751 * elxsi/elxsi.c: Ditto.
11752 * fr30/fr30.c: Ditto.
11753 * h8300/h8300.c: Ditto.
11754 * i370/i370.c: Ditto.
11755 * i386/i386.c: Ditto.
11756 * i860/i860.c: Ditto.
11757 * i960/i960.c: Ditto.
11758 * ia64/ia64.c: Ditto.
11759 * m32r/m32r.c: Ditto.
11760 * m68hc11/m68hc11.c: Ditto.
11761 * m68k/m68k.c: Ditto.
11762 * m88k/m88k.c: Ditto.
11763 * mips/mips.c: Ditto.
11764 * ns32k/ns32k.c: Ditto.
11766 * pdp11/pdp11.c: Ditto.
11767 * romp/romp.c: Ditto.
11768 * rs6000/rs6000.c: Ditto.
11770 * sparc/sparc.c: Ditto.
11771 * vax/vax.c: Ditto.
11772 * we32k/we32k.c: Ditto.
11773 * doc/tm.texi: Update the manual to match.
11775 2001-07-06 Richard Henderson <rth@redhat.com>
11777 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11778 DWARF2_UNWIND_INFO not just whether it is defined.
11780 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11782 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11783 call to simplify_binary_operation returns a new pattern.
11785 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11787 * glimits.h (__SHRT_MAX__): New.
11788 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11789 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11791 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11793 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11796 2001-07-06 Richard Henderson <rth@redhat.com>
11798 * bitmap.c (bitmap_release_memory): Move adjacent to the
11799 allocation functions.
11800 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11801 the implementation. Binary search for the set bit.
11802 (bitmap_union_of_diff): Allocate the temporary on the stack
11803 instead of using xmalloc.
11805 2001-07-06 Richard Henderson <rth@redhat.com>
11807 * genrecog.c (validate_pattern): Warn for constraints in
11808 define_{expand,split,peephole2}. Remove strict_low_part
11809 before looking up match_dup.
11811 2001-07-06 DJ Delorie <dj@redhat.com>
11813 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11814 chapter about various build hints and history. Add section
11815 talking about the various types of native and cross builds.
11817 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11819 * Makefile.in (final.o): Depend on target.h.
11820 * final.c: Include target.h.
11821 (default_function_pro_epilogue): New.
11822 (final_start_function): Use target structure for function prologues.
11823 (final_end_function): Use target structure for function epilogues.
11824 * fold-const.c (real_hex_to_f): Constify s and p.
11825 * output.h (default_function_pro_epilogue): New.
11826 * real.h (real_hex_to_f): Update prototype.
11827 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11828 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11829 (TARGET_INITIALIZER): Update.
11830 * target.h (gcc_target): Add struct asm_out.
11831 * doc/tm.texi: Update.
11834 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11835 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11836 in cpu/cpu.c, or rename old functions consistently. Take
11837 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11838 redundant macros and prototypes. Make new functions static.
11840 * 1750a/1750a.c: Similarly.
11841 * 1750a/1750a.h: Similarly.
11842 * a29k/a29k-protos.h: Similarly.
11843 * a29k/a29k.c: Similarly.
11844 * a29k/a29k.h: Similarly.
11845 * arc/arc-protos.h: Similarly.
11846 * arc/arc.c: Similarly.
11847 * arc/arc.h: Similarly.
11848 * arm/arm-protos.h: Similarly.
11849 * arm/arm.c: Similarly.
11850 * arm/arm.h: Similarly.
11851 * avr/avr-protos.h: Similarly.
11852 * avr/avr.c: Similarly.
11853 * avr/avr.h: Similarly.
11854 * clipper/clipper-protos.h: Similarly.
11855 * clipper/clipper.c: Similarly.
11856 * clipper/clipper.h: Similarly.
11857 * convex/convex.c: Similarly.
11858 * convex/convex.h: Similarly.
11859 * d30v/d30v-protos.h: Similarly.
11860 * d30v/d30v.c: Similarly.
11861 * d30v/d30v.h: Similarly.
11862 * d30v/d30v.md: Similarly.
11863 * dsp16xx/dsp16xx-protos.h: Similarly.
11864 * dsp16xx/dsp16xx.c: Similarly.
11865 * dsp16xx/dsp16xx.h: Similarly.
11866 * elxsi/elxsi.c: Similarly.
11867 * elxsi/elxsi.h: Similarly.
11868 * fr30/fr30.c: Similarly.
11869 * fr30/fr30.md: Similarly.
11870 * h8300/h8300-protos.h: Similarly.
11871 * h8300/h8300.c: Similarly.
11872 * h8300/h8300.h: Similarly.
11873 * i370/i370-protos.h: Similarly.
11874 * i370/i370.c: Similarly.
11875 * i370/i370.h: Similarly.
11876 * i386/i386.c: Similarly.
11877 * i386/osf1elf.h: Similarly.
11878 * i386/osfrose.h: Similarly.
11879 * i860/i860-protos.h: Similarly.
11880 * i860/i860.c: Similarly.
11881 * i860/i860.h: Similarly.
11882 * i960/i960-protos.h: Similarly.
11883 * i960/i960.c: Similarly.
11884 * i960/i960.h: Similarly.
11885 * ia64/ia64-protos.h: Similarly.
11886 * ia64/ia64.c: Similarly.
11887 * ia64/ia64.h: Similarly.
11888 * m32r/m32r-protos.h: Similarly.
11889 * m32r/m32r.c: Similarly.
11890 * m32r/m32r.h: Similarly.
11891 * m68hc11/m68hc11-protos.h: Similarly.
11892 * m68hc11/m68hc11.c: Similarly.
11893 * m68hc11/m68hc11.h: Similarly.
11894 * m68k/crds.h: Similarly.
11895 * m68k/dpx2.h: Similarly.
11896 * m68k/m68k-protos.h: Similarly.
11897 * m68k/m68k.c: Similarly.
11898 * m68k/m68k.h: Similarly.
11899 * m68k/news.h: Similarly.
11900 * m88k/m88k-protos.h: Similarly.
11901 * m88k/m88k.c: Similarly.
11902 * m88k/m88k.h: Similarly.
11903 * mips/mips-protos.h: Similarly.
11904 * mips/mips.c: Similarly.
11905 * mips/mips.h: Similarly.
11906 * ns32k/merlin.h: Similarly.
11907 * ns32k/ns32k.c: Similarly.
11908 * ns32k/ns32k.h: Similarly.
11909 * ns32k/tek6000.h: Similarly.
11910 * pa/pa-protos.h: Similarly.
11911 * pa/pa.c: Similarly.
11912 * pa/pa.h: Similarly.
11913 * pdp11/2bsd.h: Similarly.
11914 * pdp11/pdp11-protos.h: Similarly.
11915 * pdp11/pdp11.c: Similarly.
11916 * pdp11/pdp11.h: Similarly.
11917 * romp/romp-protos.h: Similarly.
11918 * romp/romp.c: Similarly.
11919 * romp/romp.h: Similarly.
11920 * rs6000/rs6000-protos.h: Similarly.
11921 * rs6000/rs6000.c: Similarly.
11922 * rs6000/rs6000.h: Similarly.
11923 * rs6000/sysv4.h: Similarly.
11924 * sh/sh-protos.h: Similarly.
11925 * sh/sh.c: Similarly.
11926 * sh/sh.h: Similarly.
11927 * sparc/sparc-protos.h: Similarly.
11928 * sparc/sparc.c: Similarly.
11929 * sparc/sparc.h: Similarly.
11930 * vax/vax.c: Similarly.
11931 * vax/vax.h: Similarly.
11932 * vax/vms.h: Similarly.
11933 * we32k/we32k.c: Similarly.
11934 * we32k/we32k.h: Similarly.
11936 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11938 * basic-block.h (first_insn_after_basic_block_note): Declare.
11939 * flow.c (first_insn_after_basic_block_note): Define. Moved
11941 * ssa.c (first_insn_after_basic_block_note): Remove.
11942 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11944 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11945 nodes when we find a dead conditional branch. Insert BARRIERs
11946 after any blocks with no successors, but which do not have
11949 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11951 * varray.c (varray_check_failed): Use internal_error.
11953 2001-07-05 Andrew Haley <aph@redhat.com>
11955 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11956 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11957 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11959 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11961 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11962 reference if the target constant is also a SYMBOL_REF.
11964 2001-07-05 Eric Christopher <echristo@redhat.com>
11966 * config/mips/mips.h (MASK_MIPS3900): Remove.
11967 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11968 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11969 (TARGET_MIPS3900): Change to use mips_arch.
11970 (TARGET_MIPS4000): New.
11971 (TARGET_MIPS4100): New.
11972 (TARGET_MIPS4300): New.
11973 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11974 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11976 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11977 (ISA_HAS_BRANCHLIKELY): To here.
11978 (CC1_CPU_SPEC): New.
11979 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11980 (mips_arch_string): Declare.
11981 (mips_arch): Declare.
11982 (TARGET_OPTIONS): Add -march and -mtune.
11984 * config/mips/mips.c (mips_arch_string): New.
11986 (override_options): Handle -march for codegen and -mtune
11987 for scheduling. Use mips_arch. Move tx39 target default here.
11988 (mips_parse_cpu): Move error message to override_options.
11990 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11992 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11994 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11995 (MIPS Options): Ditto. Change mcpu entry to historical text.
11997 2001-07-05 H.J. Lu (hjl@gnu.org)
11999 * config/mips/mips.c (mips_parse_cpu): New function to parse
12002 2001-07-05 Jim Wilson <wilson@redhat.com>
12004 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12005 * config/ia64/t-ia64: Likewise.
12006 (LIB1ASMFUNCS): Update comment.
12008 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12010 * doc/install.texi (Install GCC: Binaries): Fix typo.
12012 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12014 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12015 reference using the stack pointer, adjust it since we push Y
12017 ("*ashrsi3"): Likewise.
12018 ("*lshrsi3"): Likewise.
12020 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12022 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12023 when -fomit-frame-pointer is used.
12025 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12027 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12028 (try_redirect_by_replacing_jump): Reverse updating properly the
12029 count and frequency information. Reverse removing cc0 setter.
12030 (forwarder_block_p): Reverse fixing for fallthru blocks.
12032 2001-07-05 DJ Delorie <dj@redhat.com>
12034 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12035 (translate_options): If the above is defined, use it to map
12036 given options to new options.
12037 * doc/tm.texi: Document it.
12039 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12040 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12042 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12043 cause programs using computed gotos to run more slowly.
12045 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12047 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12049 Consistently require binutils 2.11.2, not prereleases.
12050 (Specific, decstation-*): Canonicalize as mips-dec-*.
12051 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12053 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12054 (Specific, mips-*): Reword MIPS C compiler requirements.
12055 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12056 (Specific, sunv5): Removed, obsolete.
12058 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12060 * dwarf2out.c (output_loc_list): Use an all ones mask for
12061 .text asm output and don't rely on long long
12062 literals. Reformat some long lines.
12064 2001-07-05 Andreas Jaeger <aj@suse.de>
12066 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12069 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12071 * dwarf2out.c (dwarf2out_define): Update comment.
12072 (dwarf2out_undef): Ditto.
12073 (dwarf2out_start_source_file): Ditto.
12074 (dwarf2out_end_source_file): Ditto.
12075 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12076 since we never call the start/end debug hook for the primary file.
12078 2001-07-04 Kazu Hirata <kazu@hxi.com>
12080 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12083 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12085 * cppinit.c (remove_dup_dirs): Inform if a system include
12086 directory is being reordered.
12087 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12089 * doc/cpp.texi (Search Paths): Likewise.
12090 * doc/gcc.texi (Interoperation): Remove information about
12093 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12095 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12096 (VARRAY_TOP_CHAR_PTR): Likewise.
12098 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12100 * gcc.c (process_command): Don't assign elements of a const char*.
12102 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12104 * emit-rtl.c (change_address): Don't abort if invalid address while
12105 reload is in progress.
12107 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12109 * c-lex.c (cb_file_change): Pass line number to
12110 debug_start_source_file.
12111 (cb_undefine): Pass correct line number to debug_undef.
12113 * toplev.c (debug_start_source_file): Add line number to
12114 parameters. Pass it along to dwarf2out_start_source_file.
12115 (decode_g_option): Stop resetting debug level back to normal when
12116 we change debug formats, unless the current level is
12117 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12120 * toplev.h (debug_start_source_file): Add line number to
12123 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12126 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12128 Output debug_macinfo data for starting file if requested.
12129 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12131 (dwarf2out_define): Output debug_macinfo data for defining a macro
12133 (dwarf2out_undef): Output debug_macinfo data for undefining a
12134 macro if requested.
12135 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12136 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12137 (macinfo_section_label): New. DWARF2 macro info section label.
12138 (dwarf2out_init): If we want macro info, output the start label
12140 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12141 attribute to the compilation unit die pointing to the macro info.
12143 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12145 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12146 DWARF2_DEBUGGING_INFO.
12147 (add_loc_descr_to_loc_list): Ditto.
12148 (output_loc_list): Ditto.
12149 Also, fix thinko in curr not being initialized.
12150 (gen_internal_sym): Ditto.
12152 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12154 * emit-rtl.c (replace_equiv_address): New function.
12155 * expr.h (replace_equiv_address): New declaration.
12156 * explow.c (validize_mem): Call it instead of change_address and
12157 also call if -fforce-addr and address is constant.
12158 * expr.c: Replace more calls to change_address with adjust_address
12159 and/or replace_equiv_address or to validize_mem.
12160 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12161 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12162 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12163 * config/i370/i370.md, config/i860/i860.md: Likewise.
12164 * config/i960/i960.md, config/mips/mips.c: Likewise.
12165 * config/mips/mips.md, config/pa/pa.md: Likewise.
12166 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12167 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12169 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12171 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12173 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12176 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12178 * doc/include: New directory.
12179 * doc/fdl.texi: Move to doc/include/fdl.texi.
12180 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12181 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12182 * doc/gcc.texi: Use funding.texi and gpl.texi.
12183 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12184 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12185 Update dependencies and use -I $(docdir)/include.
12187 2001-07-04 Anthony Green <green@redhat.com>
12189 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12191 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12193 * doc/install.texi (sparc64-*-*): Remove garbage.
12195 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12197 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12198 Fix typo in last change to use adjust_address.
12200 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12202 * doc/install.texi (Specific): Update information for *-*-solaris*.
12204 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12206 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12208 2001-07-03 Stan Shebs <shebs@apple.com>
12210 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12211 case for flag_no_mach_text_sections.
12212 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12213 * config/darwin.c (flag_no_mach_text_sections): Remove.
12214 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12216 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12218 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12219 and avoid checking for constant as first operand.
12220 * recog.c (find_constant_term_loc): No longer static.
12221 (adj_offettable_operand): Delete.
12222 * rtl.h (adj_offsettable_operand): Delete declaration.
12223 (find_constant_term): Add declaration.
12224 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12226 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12227 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12228 * config/i386/i386.c, config/i386/i386.md: Likewise.
12229 * config/i860/i860.c, config/i960/i960.c: Likewise.
12230 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12231 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12232 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12233 * config/mips/mips.c, config/mips/mips.md: Likewise.
12234 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12235 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12236 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12237 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12238 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12239 * config/ns32k/ns32k.md: Likewise.
12241 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12243 * rtl.c (copy_rtx): Handle 'T' format letter.
12244 * gensupport.c (collect_insn_data): Likewise.
12245 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12247 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12249 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12250 -B option. Use 'dir' not 'foo' as example directory name.
12252 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12254 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12255 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12257 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12259 * doc/cppinternals.texi: Improve formatting and logical markup.
12261 2001-07-03 Andreas Jaeger <aj@suse.de>
12263 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12265 * genrecog.c (write_header): Include reload.h for prototypes in
12268 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12271 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12272 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12273 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12274 i386_pe_valid_type_attribute_p): Add.
12275 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12276 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12278 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12280 * explow.c (plus_constant_wide, case LO_SUM): New case.
12281 (plus_constant_for_output_wide): Delete.
12282 * rtl.h (plus_constant_for_output): Delete.
12283 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12284 instead of plus_constant_for_output.
12285 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12286 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12287 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12288 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12289 * config/sparc/sparc.md: Likewise.
12290 Convert some change_address calls to adjust_address.
12292 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12294 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12295 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12296 documentation of -std and -Wwrite-strings.
12298 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12300 * cse.c (canon_hash): Don't register registers in very small
12301 register classes, as extending their lifetime might cause
12304 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12306 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12308 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12309 (try_redirect_by_replacing_jump): Update properly the count
12310 and frequency information.
12312 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12314 * toplev.c (dump_file_index): Move SSA dumps just after first
12316 (dump_file): Corresponding changes.
12317 (rest_of_compilation): Move SSA path to just after the first
12319 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12320 * doc/invoke.texi: Update dump file #s as they were completely
12321 out of date with reality.
12323 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12325 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12327 * expr.c (emit_move_insn_1): Deal with non-default
12330 * expr.c (emit_single_push_insn): Fix warning.
12332 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12334 * expr.c (emit_move_insn_1): Avoid modifying
12335 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12337 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12339 * emit-rtl.c (adjust_address): New function.
12340 * expr.h (adjust_address): Add declaration.
12341 * builtins.c: Replace some calls to change_address with calls to it
12342 or to validize_mem.
12343 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12344 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12345 * config/arm/arm.c, config/convex/convex.c: Likewise.
12346 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12347 * config/i386/i386.c, config/i386/i386.md: Likewise.
12348 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12349 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12350 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12351 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12352 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12354 2001-07-02 Jim Wilson <wilson@redhat.com>
12356 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12358 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12360 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12361 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12363 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12365 * cppinit.c (lang_defaults): New table.
12366 (set_lang): Just read from lang_defaults into the live options
12369 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12371 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12372 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12373 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12375 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12377 * doc/install.texi: Various spelling and markup fixes.
12378 (Installing GCC): Component specific installation instructions are
12381 Warn about removing old install dir in the presence of shared libs.
12382 (Configuration): Invoke with options target to match configure
12384 Consistently refer to gas, gld pathnames.
12385 Invert --enable-multilib documentation.
12386 Remove references to old compiler versions.
12388 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12390 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12392 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12394 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12396 (Specific, mips*-sgi-irix5): Note IDO download.
12397 Reworded MIPS C hints.
12398 Use GNU as instead of GAS.
12400 Removed SGI Freeware reference, IRIX 6 only.
12401 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12402 Note N64 library requirement/workaround.
12404 Complete list of structure passing bug victims.
12406 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12408 * doc/install.texi: Remove CVS Id.
12410 2001-07-02 Andreas Jaeger <aj@suse.de>
12412 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12413 (find_inherently_necessary): Remove unused variable.
12415 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12417 * c-common.h (TDI_inlined): New ast dump phase.
12418 (dump_flag_name): New function.
12419 * c-dump.c (dump_files): Add inlined phase.
12420 (dump_flag_name): Define.
12421 * doc/invoke.texi (-fdump-ast-inlined): Document.
12423 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12425 * stor-layout.c (layout_decl): Revert change to handling of alignment
12428 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12430 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12433 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12435 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12438 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12440 * tlink.c (recompile_files): Remove COMPILER_PATH and
12441 LIBRARY_PATH from the environment.
12443 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12445 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12446 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12448 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12450 * c-parse.in (OBJC_STRING): Kill.
12451 (objc_string): Decompose to [objc_string] '@' STRING.
12452 (reswords): Take the leading '@' off all the Objective C keywords.
12453 (objc_rid_sans_at): Kill.
12454 (init_reswords): Don't initialize it.
12455 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12456 (_yylex): Kill reconsider label. Look ahead one token after
12457 an '@'; if we get an identifier, check whether it's an
12458 Objective C @-keyword. If so, return the keyword. Otherwise,
12459 put back the token and return the '@' as a terminal.
12461 * cpplib.c (lex_macro_node): Remove unnecessary check for
12462 leading '@' on identifier. Clarify control flow and commentary.
12464 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12466 * cse.c (new_label_ref): Variable deleted.
12467 (insert): Remove set of new_label_ref.
12468 (check_for_label_ref): New function.
12469 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12471 See ChangeLog.5 for earlier changes.