1 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
3 * builtins.c (apply_args_size): Handle vector arguments.
4 (apply_result_size): Same.
6 * machmode.def: Set WIDER mode field for all vector entries.
8 2001-11-02 Graham Stott <grahams@redhat.com>
10 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
12 2001-11-01 Eric Christopher <echristo@redhat.com>
14 * config.gcc: Revert part of earlier patch.
15 * config/mips/linux.h: Ditto.
16 * df.c: Include tm_p.h to avoid warnings.
17 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
19 * config/mips/mips.c: Define mips_abi regardless.
20 (mips_output_function_prologues): Add long casts for .frame
22 (override_options): Allow use of ABI_32.
24 2001-11-01 Kazu Hirata <kazu@hxi.com>
26 * config/m68hc11/m68hc11.c: Fix comment formatting.
27 * config/m68hc11/m68hc11.h: Likewise.
28 * config/m68hc11/m68hc11.md: Likewise.
30 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
32 * c-typeck.c (default_conversion): Retain the original expression
34 * gcc.dg/Wparentheses.c: New tests.
36 2001-11-01 David S. Miller <davem@redhat.com>
38 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
39 64-bit Sparc description more in line with reality.
41 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
43 * Makefile.in (GCOV_OBJS): Add version.o.
44 * gcov.c: Include "version.h" and <getopt.h>.
45 (gcov_version_string): Remove.
46 (print_usage): Take a parameter to determine whether this is a
47 call from --help or an error message. Give fuller output that
48 follows the GNU Coding Standards for --help.
49 (print_version): New function.
51 (process_args): Use getopt_long. Support long options. Follow
52 GNU Coding Standards for --help and --version.
53 * doc/gcov.texi: Document long options.
54 Addresses part of PR other/704.
56 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
58 * pa.c (output_move_double): Fix typo in double load.
60 2001-11-01 Kazu Hirata <kazu@hxi.com>
62 * config/h8300/h8300.c (h8300_encode_label): Compute a string
63 before passing it to ggc_alloc_string.
65 2001-11-01 Kazu Hirata <kazu@hxi.com>
67 * config/m68k/3b1.h: Fix comment formatting.
68 * config/m68k/3b1g.h: Likewise.
69 * config/m68k/a-ux.h: Likewise.
70 * config/m68k/amix.h: Likewise.
71 * config/m68k/apollo68.h: Likewise.
72 * config/m68k/atari.h: Likewise.
73 * config/m68k/aux-exit.c: Likewise.
74 * config/m68k/ccur-GAS.h: Likewise.
75 * config/m68k/crds.h: Likewise.
76 * config/m68k/dpx2.h: Likewise.
77 * config/m68k/dpx2g.h: Likewise.
78 * config/m68k/hp310.h: Likewise.
79 * config/m68k/hp320.h: Likewise.
80 * config/m68k/isi.h: Likewise.
81 * config/m68k/linux.h: Likewise.
82 * config/m68k/lynx.h: Likewise.
83 * config/m68k/m68k-psos.h: Likewise.
84 * config/m68k/m68k.c: Likewise.
85 * config/m68k/m68k.h: Likewise.
86 * config/m68k/m68k.md: Likewise.
87 * config/m68k/m68kelf.h: Likewise.
88 * config/m68k/m68kv4.h: Likewise.
89 * config/m68k/mot3300.h: Likewise.
90 * config/m68k/news.h: Likewise.
91 * config/m68k/next.h: Likewise.
92 * config/m68k/pbb.h: Likewise.
93 * config/m68k/plexus.h: Likewise.
94 * config/m68k/sgs.h: Likewise.
95 * config/m68k/sun3.h: Likewise.
96 * config/m68k/tower.h: Likewise.
97 * config/m68k/vxm68k.h: Likewise.
99 2001-10-31 DJ Delorie <dj@redhat.com>
101 * config/mips/mips.h (mips_cache_flush_func): Prototype.
102 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
103 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
104 * config/mips/mips.c (mips_cache_flush_func): New.
105 * doc/invoke.texi: Document the new options.
107 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
109 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
110 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
112 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
114 * config/cris/cris.c: Include output.h after tree.h but before
117 2001-10-31 Zack Weinberg <zack@codesourcery.com>
119 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
120 (INTL_SUBDIRS): Just intl.
121 (.SUFFIXES): Add .gmo .po .pox.
122 (native): Also depend on build-@POSUB@.
123 (intl.all, intl.install): Depend on config.h and things it includes.
124 (po-generated): New target; depend on c-parse.c and tradcif.c.
125 (install-normal): Also depend on install-@POSUB@.
126 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
127 (build-, install-, build-po, update-po, install-po,
128 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
130 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
131 * configure.in: Don't munge XGETTEXT. Don't generate
133 * configure: Regenerate.
136 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
137 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
139 2001-10-31 Kazu Hirata <kazu@hxi.com>
141 * config/h8300/h8300.md (two anonymous patterns): New.
143 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
145 * tree.h (tree_index): Add support for V16QI and V8HI.
146 (V8HI_type_node): New.
147 (V16QI_type_node): New.
149 * tree.c (build_common_tree_nodes_2): Same.
151 * c-common.c (type_for_mode): Same.
153 2001-10-31 Kazu Hirata <kazu@hxi.com>
155 * config/i386/att.h: Fix comment formatting.
156 * config/i386/beos-elf.h: Likewise.
157 * config/i386/bsd.h: Likewise.
158 * config/i386/bsd386.h: Likewise.
159 * config/i386/crtdll.h: Likewise.
160 * config/i386/cygwin.asm: Likewise.
161 * config/i386/cygwin.h: Likewise.
162 * config/i386/djgpp.h: Likewise.
163 * config/i386/freebsd-aout.h: Likewise.
164 * config/i386/freebsd.h: Likewise.
165 * config/i386/gas.h: Likewise.
166 * config/i386/i386-interix.h: Likewise.
167 * config/i386/i386-protos.h: Likewise.
168 * config/i386/i386.c: Likewise.
169 * config/i386/i386.h: Likewise.
170 * config/i386/i386.md: Likewise.
171 * config/i386/i386elf.h: Likewise.
172 * config/i386/interix.c: Likewise.
173 * config/i386/isc.h: Likewise.
174 * config/i386/isccoff.h: Likewise.
175 * config/i386/iscdbx.h: Likewise.
176 * config/i386/linux.h: Likewise.
177 * config/i386/lynx.h: Likewise.
178 * config/i386/mingw32.h: Likewise.
179 * config/i386/netbsd-elf.h: Likewise.
180 * config/i386/next.h: Likewise.
181 * config/i386/osf1elf.h: Likewise.
182 * config/i386/osfrose.h: Likewise.
183 * config/i386/sco5.h: Likewise.
184 * config/i386/seq-gas.h: Likewise.
185 * config/i386/seq-sysv3.h: Likewise.
186 * config/i386/sequent.h: Likewise.
187 * config/i386/sol2.h: Likewise.
188 * config/i386/sun386.h: Likewise.
189 * config/i386/uwin.asm: Likewise.
190 * config/i386/uwin.h: Likewise.
191 * config/i386/vxi386.h: Likewise.
192 * config/i386/win32.h: Likewise.
193 * config/i386/winnt.c: Likewise.
194 * config/i386/xm-cygwin.h: Likewise.
195 * config/i386/xm-mingw32.h: Likewise.
197 2001-10-31 Kazu Hirata <kazu@hxi.com>
199 * builtins.def: Fix comment typos.
200 * config/alpha.c: Likewise.
201 * config/arm/arm.c: Likewise.
202 * config/avr/avr.h: Likewise.
203 * config/d30v/d30v.c: Likewise.
204 * config/d30v/d30v.h: Likewise.
205 * config/d30v/d30v.md: Likewise.
206 * config/dsp16xx/dsp16xx.c: Likewise.
207 * config/fr30/fr30.c: Likewise.
208 * config/fr30/fr30.md: Likewise.
209 * config/i386/i386.c: Likewise.
210 * config/i860/i860.c: Likewise.
211 * config/i960/i960.c: Likewise.
212 * config/ia64/ia64.c: Likewise.
213 * config/mips/mips.c: Likewise.
214 * config/pa/pa.c: Likewise.
215 * config/rs6000/rs6000.c: Likewise.
216 * config/s390/s390.c: Likewise.
217 * config/sparc/sparc.c: Likewise.
219 2001-10-30 Kazu Hirata <kazu@hxi.com>
221 * config/mips/elf.h: Fix comment formatting.
222 * config/mips/elf64.h: Likewise.
223 * config/mips/iris5.h: Likewise.
224 * config/mips/iris5gas.h: Likewise.
225 * config/mips/iris6.h: Likewise.
226 * config/mips/isa3264.h: Likewise.
227 * config/mips/linux.h: Likewise.
228 * config/mips/mips.c: Likewise.
229 * config/mips/mips.h: Likewise.
230 * config/mips/mips.md: Likewise.
231 * config/mips/mips16.S: Likewise.
232 * config/mips/netbsd.h: Likewise.
233 * config/mips/osfrose.h: Likewise.
234 * config/mips/r3900.h: Likewise.
235 * config/mips/sni-svr4.h: Likewise.
236 * config/mips/svr4-t.h: Likewise.
237 * config/mips/ultrix.h: Likewise.
239 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
241 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
242 when we update head->current.
244 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
246 * tree.c (id_string_size): Remove.
247 (dump_tree_statistics): Update.
248 * toplev.c (compile_file): If dumping stats, dump tree stats too.
250 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
252 * sched-rgn.c (schedule_insns): Fix comment.
254 2001-10-30 Zack Weinberg <zack@codesourcery.com>
256 * configure.in: Correct previous change: don't assume that
257 gas's version number _isn't_ the last thing on the line, or
258 isn't the only number on the line, either.
259 * configure: Regenerate.
261 2001-10-30 Kazu Hirata <kazu@hxi.com>
263 * cfgcleanup.c: Fix a comment typo.
265 2001-10-30 Kazu Hirata <kazu@hxi.com>
267 * alias.c: Fix comment formatting.
269 * config/cris/cris.c: Likewise.
270 * config/cris/cris.h: Likewise.
271 * config/i960/i960.c: Likewise.
272 * config/i960/i960.h: Likewise.
274 2001-10-30 Kazu Hirata <kazu@hxi.com>
276 * config/arm/arm.c: Fix a comment typo.
277 * config/arm/arm.h: Likewise.
278 * config/ia64/ia64.c: Likewise.
280 2001-10-30 Jakub Jelinek <jakub@redhat.com>
282 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
283 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
284 * rtl.h (set_unique_reg_note): Change return value.
285 * gcse.c (try_replace_reg): Use set_unique_reg_note.
286 * cse.c (cse_insn): Likewise.
287 * expr.c (emit_move_insn): Likewise.
288 * explow.c (force_reg): Likewise.
289 * local-alloc (update_equiv_regs): Likewise.
290 * loop.c (move_moveables, load_mems): Likewise.
291 * reload (find_reloads): Likewise.
293 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
296 * c-decl.c (parmlist_tags_warning, start_struct,
297 check_for_loop_decls): Separate messages for struct, union and
298 enum cases to allow for languages in which they have different
300 * c-format.c (scanf_flag_specs): Separate short and long name of
301 the assignment suppression feature.
302 (check_format_types): Localize "pointer" and "different types"
304 * c-lex.c (lex_number): Localize "an unsigned long int" and
306 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
308 * c-typeck.c (build_unary_up): Separate messages for increment and
309 decrement cases to allow for languages in which they use different
310 articles. Localize the strings "increment" and "decrement" in one
313 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
315 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
316 when no changes has been made.
318 * gcse.c (reg_set_bitmap): Turn into reg_set.
319 (modify_mem_list_set, canon_modify_mem_list_set)
320 (clear_modify_mem_tables, free_modify_mem_tables): New.
321 (gcse_main); Use free_modify_mem_tables.
322 (free_gcse_mem): Likewise; free the bitmaps.
323 (alloc_gcse_main): Initialize the bitmaps.
324 (canon_list_insert): Set canon_modify_mem_list_set.
325 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
326 (compute_hash_table): Use clear_modify_mem_tables.
327 (reset_opr_set_tables): Likewise.
328 (oprs_not_set_p): reg_set_bitmap is regset.
329 (mark_set, mark_clobber): Likewise.
331 * df.h (DF_EQUIV_NOTES): New constant.
332 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
335 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
336 (init_regions, schedule_insns): Conditionalize the checking
337 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
339 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
341 * i386.md (movti_rex64 splitter): Fix condition.
343 2001-10-29 Zack Weinberg <zack@codesourcery.com>
345 * configure.in: Do not assume that gas's version number is the
346 last thing on the first line of as --version output.
347 * configure: Regenerate.
349 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
350 MT_WARNING, MT_ERROR, MT_FATAL.
351 (main): Call gcc_init_libintl.
352 (v_message): Call gettext on msgid and "warning: "
353 * tradcif.y: Include intl.h.
354 (yyerror): Make parameter definition consistent with
355 prototype. Call gettext on msgid argument.
357 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
359 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
362 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
364 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
366 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
367 before referencing it.
369 2001-10-26 DJ Delorie <dj@redhat.com>
371 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
372 override -G, and force -G0.
374 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
376 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
377 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
378 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
379 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
381 * loop.h (struct induction): Rename ext_dependant to
383 * loop.c: Change all uses.
384 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
386 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
388 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
390 * c-parse.in (expr_no_commas, primary), c-typeck.c
391 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
393 2001-10-29 David Edelsohn <edelsohn@gnu.org>
395 Undo assemble_name change in earlier patch.
397 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
399 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
400 determining the type of the receiver, do not check that TREE_CODE
401 of receiver is CALL_EXPR before calling receiver_is_class_object().
402 (receiver_is_class_object): For the GNU runtime: recognize
403 the case that the receiver is self in a class method context.
404 Check that TREE_CODE of receiver is CALL_EXPR when checking that
405 the receiver is a call to objc_get_class.
407 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
409 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
411 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
413 * Makefile.in (OBJS): Put all files in alphabetical order.
415 * dwarf2out.c (add_const_value_attribute): Fix error in last
418 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
420 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
421 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
423 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
424 (life_analysis): call purge_all_dead_edges after deleting noops.
425 (delete_noop_move): Do not purge CFG.
426 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
428 2001-10-28 David Edelsohn <edelsohn@gnu.org>
430 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
431 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
432 (ASM_GLOBALIZE_LABEL): Use assemble_name.
433 (ASM_OUTPUT_COMMON): Likewise.
434 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
435 (rs6000_output_function_epilogue): Likewise.
436 (output_mi_thunk): Fix typo.
437 (rs6000_output_symbol_ref): Use assemble_name.
438 (output_toc): Likewise.
439 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
440 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
441 assemble_name calls STRIP_NAME_ENCODING.
442 (ASM_OUTPUT_LABEL): Use assemble_name.
443 (ASM_GLOBALIZE_LABEL): Likewise.
444 (ASM_DECLARE_FUNCTION_NAME): Likewise.
445 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
446 (ASM_OUTPUT_LOCAL): Likewise.
448 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
450 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
451 (expand_builtin_apply, expand_builtin_return): Likewise.
452 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
454 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
456 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
457 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
458 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
459 configure, configure.in, except.c, except.h, flow.c, function.c,
460 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
461 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
462 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
463 unroll.c: Fix spelling errors.
465 * doc/extend.texi, doc/invoke.texi: Fix spelling.
467 * doc/gcc.texi: Document use of "dependent" and American spelling.
469 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
471 * expr.c (emit_group_load): Support CONCATs by storing them to memory
474 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
476 * expr.c (store_constructor_field): Only call adjust_address on MEM.
478 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
480 * genrecog.c (write_switch): Output if before switch for
481 DT_elt_zero_wide_safe.
483 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
485 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
486 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
487 (FUNCTION_PROFILER): Const-ify.
488 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
489 (eliminate_constant_term, assemble_name, output_addr_const):
491 (ptr_half_pic_address_p, half_pic_hash): Prototype.
492 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
493 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
494 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
495 (half_pic_declare, half_pic_external): Const-ify.
496 * toplev.c: Include "halfpic.h".
498 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
500 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
501 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
502 config/i386/i386.c, config/i386/i386-interix.h,
503 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
504 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
505 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
506 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
507 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
508 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
509 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
512 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
513 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
514 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
515 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
516 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
517 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
518 system.h, toplev.c: Fix spelling errors.
520 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
522 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
524 * dwarf2out.c (reg_number): Abort if pseudo.
525 (reg_loc_descriptor): Return 0 if pseudo.
526 (is_based_loc): Return 0 if pseudo.
527 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
529 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
530 (loc_descriptor): Return 0 if can't find location and handle 0
531 return from recursive calls.
532 (loc_descriptor_from_tree): Likewise.
533 Fix handling of indirect.
534 Also return 0 for PLACEHOLDER_EXPR.
535 Clean up COMPONENT_REF cases.
536 (add_AT_location_descriptor): Simplify, but handle 0 return from
538 (add_const_value_attribute): Avoid shift count warning.
539 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
540 Set comp_unit_die as context if not in function.
542 * config/mips/mips-protos.h: Break up long lines.
543 Remove needless #ifdef/#endif blocks.
544 Don't declare functions declared in file made by genpreds or recog.h.
545 * config/mips/mips.c (mips_output_function_prologue): TSIZE
546 is now HOST_WIDE_INT; delete unneeded casts.
547 * config/mips/mips.h: Don't use #elif.
549 * expr.c (stor_constructor_field): Always call adjust_address.
550 Copy TARGET before changing its alias set.
551 (store_field): Likewise, for TO_RTX.
552 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
554 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
555 (find_placeholder): Return 0 if can't find object.
556 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
559 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
561 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
563 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
565 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
566 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
567 (merge_blocks): Properly udpate life after making edge nonfallthru.
568 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
570 2001-10-26 Kazu Hirata <kazu@hxi.com>
572 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
574 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
576 * c-typeck.c (convert_arguments): When comparing for enumeral
577 type equality, use TYPE_MAIN_VARIANT.
578 * gcc.dg/Wconversion.c: New tests.
580 2001-10-26 Kazu Hirata <kazu@hxi.com>
582 * s390/s390.c: Fix comment typos.
583 * s390/s390.h: Likewise.
584 * s390/s390.md: Likewise.
586 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
588 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
589 (walk_tree): Use it for tail calls where appropriate.
591 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
593 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
594 non-local label_refs.
596 2001-10-26 Kazu Hirata <kazu@hxi.com>
598 * config/h8300/h8300.md (4 anonymous patterns): New.
600 2001-10-26 Kazu Hirata <kazu@hxi.com>
602 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
603 algorithm through the shift_info structure.
604 (emit_a_shift): Update the use of get_shift_alg.
606 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
608 * sched-rgn.c: Remove bitset typedef.
609 Change bitset to sbitmap in prototypes / variable types.
613 s/BITSET_ADD/SET_BIT/g
614 s/BITSET_INVERT/sbitmap_ones/g
615 s/BITSET_INTER/sbitmap_a_and_b/g
616 s/BITSET_UNION/sbitmap_a_or_b/g
617 s/BITSET_DIFFER/sbitmap_difference/g
618 s/bitset_member/TEST_BIT/g
620 (bitset_member): Removed.
621 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
622 EXECUTE_IF_SET_IN_SBITMAP.
623 (split_edges): Rewrite, use sbitmap functions instead of bitset
625 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
627 2001-10-26 Andreas Schwab <schwab@suse.de>
629 * reload1.c (emit_input_reload_insns): Fix parens in last
630 (undocumented) change that was supposed to change only whitespace.
632 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
634 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
636 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
639 2001-10-26 Andreas Jaeger <aj@suse.de>
641 * flow.c (clear_log_links): Remove unused variable.
642 * cfgcleanup.c (cleanup_cfg): Likewise.
644 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
646 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
647 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
649 2001-10-26 Richard Henderson <rth@redhat.com>
651 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
652 rename PV_REG to R27_REG.
653 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
654 (REG_CLASS_FROM_LETTER): Update.
655 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
656 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
657 (udivsi3, modsi3, umodsi3): Likewise.
658 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
660 2001-10-26 Richard Henderson <rth@redhat.com>
662 * cfg.c (clear_aux_for_blocks): Split out of ...
663 (free_aux_for_blocks): here.
664 (clear_aux_for_edges): Split from ...
665 (free_aux_for_edges): here.
666 * basic-block.h: Declare them.
667 * lcm.c (compute_antinout_edge): Use them.
668 (compute_laterin, compute_available, compute_nearerout): Likewise.
669 (optimize_mode_switching): Likewise.
671 2001-10-26 Richard Henderson <rth@redhat.com>
673 * Makefile.in (unstage*): Remove as, ld, collect-ld before
674 moving everything back to the main build directory.
676 2001-10-26 Christopher Faylor <cgf@redhat.com>
678 * config/i386/cygwin.h: Search target specfic include directory, if
681 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
683 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
684 of macro guards. Fix #endif comment.
686 * output.h (default_exception_section, default_eh_frame_section):
687 Move prototypes outside of macro guard.
689 * crtstuff.c: Fix #endif comment.
691 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
693 * doc/md.texi (movMM): Clarify semantics of storing into a
694 non-paradoxical SUBREG.
696 2001-10-25 Zack Weinberg <zack@codesourcery.com>
698 * langhooks.c (lang_hook_default_clear_binding_stack): New.
699 (lang_hook_default_get_alias_set): Move next to other alias
701 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
702 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
703 (LANG_HOOKS_INITIALIZER): Add it.
704 * toplev.h (struct lang_hooks): Add clear_binding_stack.
705 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
706 instead of a loop calling poplevel.
708 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
710 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
711 occurrences of #elif with #if...#endif.
713 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
715 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
717 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
719 * alias.c (can_address_p): No longer static.
720 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
721 Return 0 if all parameters are default values.
722 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
723 (adjust_address_1): Try harder to compute a size.
724 * expr.c (expand_assignment, store_constructor): If can't address,
725 set MEM_KEEP_ALIAS_SET_P.
726 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
727 (store_field): Likewise.
728 (store_constructor): Simplify call to store_constructor_field.
729 * expr.h (can_address_p): New declaration.
730 * gensupport.c (gen_rtx_CONST_INT): New function.
731 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
732 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
733 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
735 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
737 2001-10-24 Christopher Faylor <cgf@redhat.com>
739 * config/i386/cygwin.h: Use proper path for mingw crt files when
742 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
744 * dwarf2out.c (file_info_cmp): Always return consistent results.
746 2001-10-24 Roger Sayle <roger@eyesopen.com>
748 * stmt.c (expand_end_case): Index jumptables from zero for
749 suitably small values of minval.
751 2001-10-24 Jakub Jelinek <jakub@redhat.com>
753 * stor-layout.c (place_union_field): If any field was aligned with
754 attribute aligned, set record type's TYPE_USER_ALIGN.
755 (place_field): Likewise.
756 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
757 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
759 2001-10-24 Zack Weinberg <zack@codesourcery.com>
761 * c-common.h (struct c_common_identifier): Remove rid_code field.
762 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
764 * c-typeck.c (constructor_designated): New local flag.
765 (struct constructor_stack): Add "designated" field to match.
766 (start_init): Clear it.
767 (really_start_incremental_init, push_init_level): Push and
769 (pop_init_level): Pop it.
770 (set_designator): Set it.
772 (pop_init_level): Suppress "missing initializer" warnings if
773 constructor_designated is true.
774 (process_init_element): Suppress warning about union
775 initialization under traditional C, if constructor_designated
778 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
780 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
783 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
785 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
787 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
789 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
790 the node was already a set to a constant.
792 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
794 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
795 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
797 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
799 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
800 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
801 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
802 * s390.c (s390_final_chunkify): Don't use string concatenation.
803 (s390_function_prologue, s390_function_epilogue): Const-ify.
804 * s390.h (FUNCTION_PROFILER): Remove unused variable.
806 2001-10-24 Jakub Jelinek <jakub@redhat.com>
808 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
811 2001-10-23 Stan Shebs <shebs@apple.com>
813 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
814 -traditional-cpp in first-stage compilation.
816 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
818 * gensupport.c (target_flags): Add.
820 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
822 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
824 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
825 * except.c (expand_builtin_frob_return_addr): Likewise.
826 (expand_builtin_eh_return): Likewise.
827 * stmt.c (expand_computed_goto): Likewise.
828 * explow.c (memory_address): Likewise.
829 (allocate_dynamic_stack_space): Clean up predicate testing.
830 (probe_stack_range): Convert SIZE to Pmode.
831 * calls.c (rtx_for_function_call): Only call convert_memory_address
833 Pass function call operand as ptr_mode, not Pmode.
834 * expr.c (expand_assignment): Clean up calls to convert_memory
835 address by only doing so when needed and making offsets Pmode.
836 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
837 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
838 is in Pmode, not ptr_mode.
840 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
842 * darwin-protos.h (constructor_section, destructor_section,
843 mod_init_section, mod_term_section): Prototype.
844 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
846 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
848 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
849 objc_section_init declaration.
850 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
851 (objc_section_init, try_section_alias): Make static.
852 (alias_section): Make static and hide unused function.
853 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
855 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
857 * alias.c (can_address_p): Compnonents are not addressable if
858 the containing type has alias set 0.
859 (get_alias_set): Rework to use STRIP_NOPS.
860 Only call front-end routine on object, type, or object with
861 NOPs stripped, not inner values.
862 Use language hook to call front-end routine.
863 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
864 (expand_builtin_apply): Call set_mem_align on MEMs we make.
865 Don't pass alignment to emit_block_move.
866 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
867 (expand_builtin_memset): Likewise, but for clear_storage.
868 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
869 and remove C++ specific parts.
870 * c-common.h (c_common_get_alias_set): Add declaration.
871 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
872 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
873 (save_fixed_argument_area): Call set_mem_align.
874 Remove alignment in call to emit_block_move.
875 (emit_library_call_value_1, store_one_arg): Likewise.
876 (target_for_arg): Remove; disabled long ago.
877 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
878 once and similar cleanups.
879 (offset_address): Use proper introductory comment.
880 * expr.c (emit_block_move): Use alignment from that of MEM args, not
881 from explicit operand; all callers changed.
882 (clear_storage): Likewise.
883 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
884 (store_field): Remove kludge on alias set used for to_rtx.
885 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
886 (expand_expr_unaligned): Call set_mem_attributes instead of
888 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
889 * function.c (assign_stack_temp_for_type): Set MEM alignment.
890 (expand_function_end): Track MEM attributes of trampolines.
891 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
892 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
893 attributes from original.
894 * langhooks.c (lang_hook_default_get_alias_set): New function.
895 (hook_get_alias_set_0): New function.
896 * langhooks.h (hook_get_alias_set_0): New declaration.
897 (lang_hook_default_get_alias_set): Likewise.
898 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
899 * reload1.c (alter_reg): Use adjust_address_nv.
900 * rtl.c (get_mode_alignment): Moved to here.
901 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
902 change default if unknown from 1 to BITS_PER_UNIT.
903 * stor-layout.c (get_mode_alignment): Remove from here.
904 * toplev.h (struct lang_hoks): Add get_alias_set field.
905 * tree.h (lang_get_alias_set): Delete declaration.
906 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
907 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
908 (ix86_va_arg): Likewise.
909 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
910 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
911 * config/sparc/sparc.c (sparc_va_arg): Likewise.
912 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
913 (expand_block_move_mem): Remove dead code.
915 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
917 * c-common.c (warn_div_by_zero): New.
918 * c-common.h (warn_div_by_zero): New.
919 * c-decl.c (c_decode_option): Take it on the command line.
920 * c-typeck.c (build_binary_op): Warn about division by zero.
921 * doc/invoke.texi: Document the new command line option, fix
922 documentation of -Wmultichar.
923 * testsuite/gcc.dg/divbyzero.c: New tests.
924 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
926 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
928 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
930 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
931 to avoid update_life_info call.
932 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
933 * cfgcleanup.c (bb_flags): New enum.
934 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
935 (notice_new_block, update_forwarder_flag): New functions.
936 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
937 (try_forward_edges): Likewise; update flags.
938 (merge_blocks): Likewise.
939 (outgoing_edges_match): Likewise.
940 (try_crossjump_to_edge): Likewise.
941 (try_optimize_cfg): Likewise; initialize and clear the flags;
942 recompute life info if needed.
943 (cleanup_cfg): No need to clear aux pointers.
945 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
947 * config/i386/i386.c (override_options): Default to minimum
948 stack alignment when optimizing for code size.
949 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
952 * config/i386/i386.c (override_options): Set upper limit of
953 -mpreferred-stack-boundary to 12.
955 2001-10-22 Zack Weinberg <zack@codesourcery.com>
957 * recog.c (peephole2_optimize): Add default case to switch.
959 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
961 * doc/gcc.texi (Sending Patches): Remove.
963 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
965 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
966 fields when comparing.
968 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
970 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
971 * arm.c (HOST_INT, HOST_UINT): Likewise.
973 2001-10-22 Stan Shebs <shebs@apple.com>
975 * config/darwin-protos.h (darwin_exception_section): Declare.
976 (darwin_eh_frame_section): Declare.
978 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
980 * i386.md (movti_rex64): Fix mode.
982 2001-10-22 Stan Shebs <shebs@apple.com>
984 * target.h (struct gcc_target): Add asm_out.exception_section,
985 asm_out.eh_frame_section.
986 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
987 (TARGET_ASM_EH_FRAME_SECTION): New.
988 (TARGET_INITIALIZER): Update.
989 * output.h (default_exception_section): Declare.
990 (default_eh_frame_section): Declare.
991 * dwarf2out.c: Include target.h.
992 (output_call_frame_info): Call target hook for eh frames.
993 (default_eh_frame_section): New function.
994 * except.c: Include target.h.
995 (output_function_exception_table): Call target hook for exception
997 * varasm.c (default_exception_section): Rename from
998 exception_section, remove EXCEPTION_SECTION macro.
1000 * config/darwin.h (darwin_eh_frame_section): New function.
1001 (EXCEPTION_SECTION): Remove.
1002 (TARGET_ASM_EXCEPTION_SECTION): Define.
1003 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1004 (nextstep_exception_section): New function.
1005 (nextstep_eh_frame_section): New function.
1006 (TARGET_ASM_EXCEPTION_SECTION): Define.
1007 (TARGET_ASM_EH_FRAME_SECTION): Define.
1009 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1010 (TARGET_ASM_EXCEPTION_SECTION): Define.
1011 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1012 (EXCEPTION_SECTION): Remove.
1013 (TARGET_ASM_EXCEPTION_SECTION): Define.
1014 * config/stormy16/stormy16.h: Remove comments referencing
1015 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1017 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1018 TARGET_ASM_EH_FRAME_SECTION.
1020 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1022 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1025 * c-format.c: Fix spelling typo in comment.
1027 * sched-int.h: Fix typo in GCC preamble.
1029 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1032 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1034 2001-10-22 Richard Henderson <rth@redhat.com>
1036 * config/i386/i386.c (ix86_expand_clear): New.
1037 * config/i386/i386-protos.h: Declare it.
1038 * config/i386/i386.md (setcc peep2s): Use it.
1039 (movsi_xor): Unexport.
1041 2001-10-22 Richard Henderson <rth@redhat.com>
1043 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1044 free_EXPR_LIST_list for LOG_LINKS.
1046 2001-10-21 Robert Lipe <robertlipe@usa.net>
1048 * config/i386/i386.c (sco_asm_named_section): Delete.
1049 (sco_asm_out_constructor): Delete.
1050 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1051 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1052 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1053 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1054 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1056 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1058 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1059 and/or fold extra calls into fewer ones.
1060 * collect2.c (dump_file): Likewise.
1061 * cppexp.c (parse_number): Likewise.
1062 * cpplex.c (_cpp_lex_direct): Likewise.
1063 * final.c (output_asm_insn, asm_fprintf): Likewise.
1064 * fix-header.c (inf_scan_ident, main): Likewise.
1065 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1067 * fold-const.c (real_hex_to_f): Likewise.
1068 * gen-protos.c (parse_fn_proto): Likewise.
1069 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1070 * genrecog.c (change_state, write_action): Likewise.
1071 * gensupport.c (shift_output_template): Likewise.
1072 * local-alloc.c (requires_inout): Likewise.
1073 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1074 * protoize.c (is_id_char, main): Likewise.
1075 * real.c (asctoeg): Likewise.
1076 * recog.c (asm_operand_ok): Likewise.
1077 * reload.c (find_reloads): Likewise.
1078 * scan.c (scan_identget_token): Likewise.
1079 * sched-vis.c (print_value): Likewise.
1080 * stringpool.c (ggc_alloc_string): Likewise.
1081 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1082 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1083 * tradcpp.c (rescan): Likewise.
1084 * tree.c (clean_symbol_name): Likewise.
1085 * varasm.c (decode_reg_name): Likewise.
1087 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1088 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1089 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1090 * m88k.c (output_ascii): Likewise.
1091 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1092 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1093 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1094 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1096 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1098 * langhooks.c (lang_hook_default_do_nothing,
1099 lang_hook_default_decode_option): New defaults.
1100 * langhooks.h: Make hooks unconditional and non-NULL.
1101 * toplev.c (compile_file, toplev_main): Update.
1102 * toplev.h: Update comments.
1103 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1105 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1107 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1109 * system.h (IN_RANGE): New macro.
1111 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1113 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1114 INTLDEPS variable, which does not include $LIBICONV.
1115 * Makefile.in: Use INTLDEPS in LIBDEPS.
1116 * configure: Regenerate.
1118 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1120 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1121 * cpplex.c (lex_percent, lex_dot): Remove.
1122 (get_effective_char, skip_block_comment, skip_line_comment,
1123 parse_identifier_slow, parse_number, parse_string, save_comment,
1124 _cpp_lex_direct): Update to do lookback freely.
1125 (IF_NEXT_IS, BACKUP): New macros.
1126 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1127 * cppmacro.c (paste_tokens): Update.
1129 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1131 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1133 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1135 * reload1.c (reload): Check CONSTANT_P before calling
1136 LEGITIMATE_PIC_OPERAND_P.
1137 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1138 workaround of 2001-10-13.
1140 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1142 * i386.c (split_di): Handle splitting of DFmode.
1144 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1146 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1147 (adjust_address_1, offset_address): Likewise.
1149 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1150 (output_asm_insn): Call it for each line output.
1151 Don't record an operand more than once.
1153 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1154 * main.c: Include config.h and system.h, but not ansidecl.h.
1155 * Makefile.in (main.o): Update accordingly.
1157 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1159 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1161 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1163 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1164 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1166 (find_sub_basic_blocks): ... here;
1167 (find_many_sub_basic_blocks): New.
1168 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1170 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1172 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1174 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1176 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1177 * flow.c (update_life_info): Measure time.
1178 * c-decl.c: Include timevar.h
1179 (c_expand_body): Measure time.
1180 * toplev.c (rest_of_compilation): Measure time of mode switching
1182 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1184 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1185 (lang_independent_options): Add asynchronous-unwind-tables
1186 (toplev_main): flag_asynchronous_unwind_tables implies
1188 * flags.h (flag_asynchronous_unwind_tables): Declare.
1189 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1190 flag_asynchronous_unwind_tables.
1191 (output_call_frame_info): Likewise.
1192 * invoke.texi (-fasynchronous-unwind-tables): Document.
1193 * i386.c (optimization_options): Enable
1194 flag_asynchronous_unwind_tables.
1196 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1197 * i386.md (s* expanders): Destination is QImode.
1199 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1200 * rtl.h (clear_log_links): Kill.
1201 * flow.c (clear_log_links): Make static; accept blocks parameter;
1202 do no clear life info.
1203 (update_life_info): Call clear_log_links.
1205 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1207 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1209 * cpplex.c (handle_newline, skip_escaped_newlines,
1210 get_effective_char, skip_block_comment, skip_line_comment,
1211 parse_identifier_slow, parse_number, parse_string,
1212 _cpp_lex_direct): Update to do more stepping back.
1213 (trigraph_ok): Similarly. Rename trigraph_p.
1214 (SAVE_STATE, RESTORE_STATE): Remove.
1215 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1217 * cpplib.c (destringize): Rename destringize_and_run, and
1218 call run_directive directly.
1219 (_cpp_do__Pragma): Simplify.
1221 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1223 * pe.c (arm_pe_unique_section): Const-ify.
1224 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1225 (switch_to_section): Add static prototype.
1227 * output.h (drectve_section): Prototype.
1229 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1231 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1232 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1233 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1234 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1235 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1236 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1237 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1238 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1239 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1240 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1241 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1242 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1243 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1244 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1245 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1246 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1247 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1248 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1249 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1250 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1251 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1252 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1253 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1254 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1255 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1256 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1257 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1258 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1259 v850-*-*): Delete superflous ${cpu_type} setting.
1260 * config/linux.h: Delete svr4.h include.
1261 (SET_ASM_OP): Delete.
1262 * config/netware.h (INT_ASM_OP): Undef before define.
1263 * config/ptx4.h: Delete elfos.h include.
1264 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
1265 * config/svr4.h: Delete elfos.h include. Update commentary.
1266 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
1267 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
1268 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
1269 config/v850/v850.h: Delete svr4.h include.
1270 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
1271 config/m68k/m68kv4.h, config/m88k/sysv4.h,
1272 config/sparc/sysv4.h: Update includes.
1273 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
1274 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
1275 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
1276 config/m88k/dguxbcs.h: Delete includes.
1277 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
1278 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
1279 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
1281 * config/m88k/dgux.h: Delete include.
1282 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
1284 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
1285 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
1286 * config/sh/elf.h: Update include.
1287 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
1288 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
1290 2001-10-19 Catherine Moore <clm@redhat.com>
1292 * config/stormy16/stormy-abi: Updates to varargs descriptions.
1293 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
1294 base and count fields.
1295 (stormy16_expand_builtin_va_start): last_reg_count changed to
1296 size_of_reg_args. Use count + size in first comparison.
1298 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1300 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
1301 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
1302 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
1303 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
1304 Set alignment from type if INDIRECT_REF.
1305 (adjust_address_1, offset_address): Simplify alignment compuitation.
1306 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
1307 here; done by set_mem_attributes.
1309 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1311 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
1312 * arm-protos.h (rdata_section, zero_init_section, common_section):
1314 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
1315 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
1316 traditional mode stringification.
1317 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
1318 in macros controling its use.
1319 * rtlanal.c: Include tm_p.h.
1320 * varasm.c (asm_output_aligned_bss): Mark parameter with
1322 (assemble_constant_align, assemble_start_function, assemble_align,
1323 assemble_variable, assemble_trampoline_template,
1324 output_constant_def_contents): Wrap potentially empty if-stmt body
1327 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1329 * a29k-protos.h (literal_section): Prototype.
1330 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
1331 * a29k.md: Ensure function pointers are prototyped.
1332 * genattrtab.c (write_eligible_delay): Mark parameter with
1335 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1337 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
1338 * 1750a.c (print_operand): Fix format specifier warning.
1339 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
1340 * 1750a.md: Likewise.
1341 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
1342 * genemit.c (output_add_clobbers): Mark parameter with
1344 * genrecog.c (write_subroutine): Likewise.
1345 * integrate.c (expand_inline_function): Delete unused variable.
1346 * varasm.c (remove_from_pending_weak_list): Wrap with
1349 2001-10-19 Jakub Jelinek <jakub@redhat.com>
1351 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
1352 field is different to previous argument's neg field.
1354 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
1356 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1358 * final.c (get_decl_from_op): New function.
1359 (output_asm_insn): Call it; write "*" when item with decl is address.
1361 2001-10-19 Janis Johnson <janis187@us.ibm.com>
1363 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
1364 about 64-bit support from the 3.0_branch version.
1366 2001-10-19 Zack Weinberg <zack@codesourcery.com>
1368 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
1369 USE_INCLUDED_LIBINTL when appropriate.
1370 * configure, config.in: Regenerate.
1371 * Makefile.in (datadir): Set to @datadir@.
1372 (intl.o): Also depend on $(CONFIG_H) and system.h.
1374 * intl.c: Factor out common gettext initialization sequence.
1375 (gcc_init_libintl): New function.
1376 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
1377 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
1378 off NLS. Add multiple include guard. No need to #ifdef-guard
1379 an #undef. Prototype gcc_init_libintl here.
1381 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
1382 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
1383 Use gcc_init_libintl.
1385 2001-10-19 Catherine Moore <clm@redhat.com>
1387 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
1389 * config/stormy16/stormy16.c (stormy16_split_move): Make
1390 sure that REG_INC notes are present for auto_inc operands.
1392 2001-10-19 Andreas Jaeger <aj@suse.de>
1394 * configure: Regenerated.
1395 * configure.in: Add x86_64 to switch statements.
1397 2001-10-18 Richard Henderson <rth@redhat.com>
1399 * config/alpha/alpha.md (sibcall_osf_1): Load destination
1400 address into $27 explicitly.
1401 (sibcall_value_osf_1): Likewise.
1403 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1405 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
1406 (offset_address): New function.
1407 (free_emit_status): Free regno_decl.
1408 (init_emit): Pass proper number of elements to xcalloc.
1409 Allocate regno_decl.
1410 (mark_emit_status): Mark regno_decl values.
1411 * expr.c (highest_pow2_factor): New function.
1412 (expand_assigment): Use it and offset_address.
1413 Properly handle ptr_mode vs. Pmode in offset calculation.
1414 (store_constructor, expand_expr_unaligned): Likewise.
1415 (expand_expr, case COMPONENT_EXPR): Likewise.
1416 * expr.h (offset_address): New decl.
1417 * function.h (struct emit_status): Add regno_decl.
1418 (REGNO_DECL): New macro.
1419 * final.c (output_asm_name): Move in file and don't conditionalize
1420 on flag_print_asm_name.
1421 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
1422 Output names of operands, if known.
1423 * function.c (assign_parms): Set REGNO_DECL.
1424 * integrate.c (integrate_decl_tree): Likewise.
1425 * stmt.c (expand_decl): Likewise.
1426 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
1428 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
1430 * attribs.c (handle_noinline_attribute): New function.
1431 (handle_used_attribute): Likewise.
1432 (c_common_attribute_table): Added noinline and used.
1433 * doc/extend.texi (Function Attributes): Document them.
1434 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
1435 Warn when merging inline with attribute noinline.
1436 (start_decl, start_function): Warn if inline and attribute
1437 noinline appear in the same declaration.
1439 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
1441 * config.gcc: Update c4x and i370 for C front end-specific
1443 * config/c4x/c4x-c.c: New.
1444 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
1445 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1447 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
1448 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
1450 (c4x_init_pragma): Remove.
1451 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
1452 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
1453 c4x_pr_ignored): Move to c4x-c.c.
1454 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
1455 * config/c4x/t-c4x: Update.
1456 * config/i370/i370-c.c: New.
1457 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
1458 (i370_pr_map): Move to i370-c.c.
1459 * config/i370/t-i370: New.
1461 * doc/tm.texi: Update.
1463 2001-10-17 Stan Shebs <shebs@apple.com>
1465 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
1466 typo fixes throughout.
1467 (machopic_output_stub): Remove some dead code.
1469 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
1471 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
1474 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1476 * Makefile.in (print-rtl.o): Depend on TREE_H.
1477 * alias.c (get_alias_set): Make two passes over objects to first
1478 see if inner object is access via restricted pointer.
1479 Defer allocating alias set for restricted pointer until here.
1480 Call find_placeholder with second arg nonzero.
1482 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
1483 set for restricted pointer types.
1484 * emit-rtl.c (set_mem_attributes): Set more attributes.
1485 (set_mem_align, change_address, adjust_address_1): New functions.
1486 (change_address_1): Now static.
1487 (adjust_address, adjust_address_nv): Deleted.
1488 (replace_equiv_address): Call change_address_1.
1489 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
1490 (find_placeholder): Get starting point from PLIST arg.
1491 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
1492 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
1493 (adjust_address, adjust_address_nv): New macros.
1494 * print-rtl.c (tree.h): New include.
1495 (print_rtx, case MEM): Print all memory attributes.
1497 2001-10-17 Richard Henderson <rth@redhat.com>
1499 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
1501 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
1503 * c-tree.texi: Eliminate duplicated word.
1504 * cpp.texi: Likewise.
1505 * install.texi: Likewise.
1506 * invoke.texi: Likewise.
1507 * tm.texi: Likewise.
1509 2001-10-17 Michael Collison <collison@isisinc.net>
1511 * dsp16xx.c: Fix comment formatting to match GNU standards.
1512 (dsp16xx_output_function_prologue): Change type of 'size'
1513 parameter from 'int' to HOST_WIDE_INT.
1514 (dsp16xx_output_function_epilogue): Change type of 'size'
1515 parameter from 'int' to HOST_WIDE_INT.
1517 2001-10-16 Richard Henderson <rth@redhat.com>
1519 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1520 * configure, config.in: Rebuild.
1522 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1523 (ix86_output_addr_diff_elt): New.
1524 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1525 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1526 (JUMP_TABLES_IN_TEXT_SECTION): New.
1527 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1528 * config/i386/i386-protos.h: Update.
1530 * config/i386/386bsd.h, config/i386/beos-elf.h,
1531 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1532 config/i386/i386-interix.h, config/i386/i386elf.h,
1533 config/i386/linux.h, config/i386/netbsd-elf.h,
1534 config/i386/netbsd.h, config/i386/openbsd.h,
1535 config/i386/ptx4-i.h, config/i386/rtemself.h,
1536 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1537 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1539 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1541 * stmt.c (expand_asm_operands): Update commentary.
1543 2001-10-16 Stan Shebs <shebs@apple.com>
1545 * config/darwin.h (GCC_NAME): Remove, no longer used.
1546 (NO_MATH_LIBRARY): Ditto.
1547 (MATH_LIBRARY): Define to emptiness.
1548 (DWARF2_DEBUGGING_INFO): Define.
1549 (PREFERRED_DEBUGGING_TYPE): Define.
1550 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1551 (EXCEPTION_SECTION): Define.
1552 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1553 * config/darwin.c (darwin_encode_section_info): Handle case of
1554 DECL_INITIAL being error_mark_node.
1556 2001-10-16 Richard Henderson <rth@redhat.com>
1558 * alpha.c (current_file_function_operand): Don't fail for profiling.
1559 (direct_call_operand): New.
1560 * alpha-protos.h: Declare it.
1561 * alpha.h (EXTRA_CONSTRAINT): Use it.
1562 (PREDICATE_CODES): Add it.
1563 (ASM_OUTPUT_MI_THUNK): Remove.
1564 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1565 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1567 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1569 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1570 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1572 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1574 * cfg.c (free_edge): Break out from ....
1575 (remove_edge): ... here.
1576 (clear_edges): Use free_edge.
1578 * att.h (ASM_QUAD): Add comment.
1579 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1581 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1583 * i386.c (split_ti): New function.
1584 (ix86_split_to_parts): Support TImodes.
1585 * i386.h (VALID_INT_MODE_P): Add TImode.
1586 * i386.md (movdi splitter): Fix.
1587 (movti): Support 64bit integer registers.
1588 (movti_rex64): New function and splitter.
1590 * i386.c (*_cost): Add movsx/movzx cost.
1591 * i386.h (struct processor_costs): Add movsx/movzx fields.
1592 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1593 64bit operations require split on 64bit machine.
1594 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1596 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
1597 (ix86_expand_move): Avoid pushes of memory if size does not match;
1598 move long constants to register.
1599 (x86_initialize_trampoline): Fix mode.
1600 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1601 Use ASM_QUAD on 64bit.
1602 * i386.md (test pattern): Disallow impossible constants.
1603 (tablejump PIC expander): Fix emitting of sum.
1604 (movdicc_rex64): Rename to movdicc.
1605 * linux64.h (LINK_SPEC): Add missing '%'.
1607 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1609 * tree-inline.c (inlinable_function_p): Leave it up to the
1610 front-end to turn -finline-functions into DECL_INLINE set for all
1613 2001-10-16 Stan Shebs <shebs@apple.com>
1615 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1617 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1619 * recog.c: Formatting and comment typo fixes.
1621 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1622 version in single tree build.
1623 * configure: Regenerate.
1625 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1627 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1628 MODE arguments to gen_rtx and compare operand with const0_rtx.
1630 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1632 * system.h: Poison old unused target macros.
1633 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1634 * config/stormy16/stormy16.c: Update references to obsolete macros.
1635 * config/stormy16/stormy16.h: Similarly.
1636 * config/stormy16/stormy16.md: Similarly.
1637 * config/cris/cris.h: Similarly.
1639 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1641 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1642 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1643 cpp_register_pragma): Update accordingly.
1645 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1647 * c-pragma.h (cpp_register_pragma_space): Remove.
1648 * cpplib.h (cpp_register_pragma_space): Remove.
1649 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1650 (cpp_register_pragma_space): Remove.
1651 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1653 (do_pragma): Similarly.
1654 (_cpp_init_internal_pragmas): Don't register namespaces.
1656 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1657 Don't register namespaces.
1658 * cp/lex.c (init_cp_pragma): Similarly.
1659 * doc/tm.texi: Update.
1661 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1664 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1666 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1668 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1669 add scheduling support.
1670 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1671 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1672 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1675 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1677 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1678 missing CONSTANT_P test in core GCC.
1680 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1682 * cppmain.c (struct printer): New member source.
1683 (scan_translation_unit): Fix spacing at start of lines.
1684 (cb_line_change): Update.
1686 * gcc.dg/cpp/spacing2.c: New test.
1688 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1690 * config/cris/arit.c: Use __builtin_labs, not abs.
1692 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1694 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1695 misplaced sprintf and fprintf argument.
1697 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1699 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1700 * configure.in, Makefile.in: Take out obsolete check-po logic.
1701 * configure, config.in: Regenerate.
1703 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1705 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1706 symtab declarations.
1708 2001-10-12 Stan Shebs <shebs@apple.com>
1710 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1711 declarations of arguments and local variables.
1713 2001-10-12 Christopher Faylor <cgf@redhat.com>
1715 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1716 ENDFILE_SPEC definition.
1718 2001-10-12 Kazu Hirata <kazu@hxi.com>
1720 * gthr-dce.h: Fix comment formatting.
1721 * gthr-posix.h: Likewise.
1722 * gthr-single.h: Likewise.
1723 * gthr-solaris.h: Likewise.
1724 * gthr-vxworks.h: Likewise.
1725 * gthr-win32.h: Likewise.
1727 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1729 * final.c (output_asm_insn): Make sure assembly dialects are
1730 terminated, not nested. Output `|' and `}' characters if they
1731 don't appear inside assembly dialect selection.
1732 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1733 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1734 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1735 strsetsi_rex_1): Add {} braces.
1737 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1739 * toplev.c (compile_file): Ignore return value from yyparse.
1740 Always pop any nested binding levels after yyparse returns.
1742 2001-10-11 Richard Henderson <rth@redhat.com>
1744 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1746 2001-10-11 Richard Henderson <rth@redhat.com>
1748 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1749 fall back to add_AT_long_long for large CONST_INT.
1751 2001-10-11 Richard Henderson <rth@redhat.com>
1753 * config/i386/i386.md (setcc splitters): Add four splitters to
1754 simplify compound compares that simplify_comparison can't handle.
1756 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1758 * cpplex.c (digraph_spellings, token_spellings): Make static.
1760 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1762 * unroll.c (loop_iterations): Fixup last patch.
1764 2001-10-11 Richard Henderson <rth@redhat.com>
1766 * rtl.h (REG_VTABLE_REF): New.
1767 * rtl.c (reg_note_name): Add it.
1768 * combine.c (distribute_notes): Handle it.
1769 * final.c (final_scan_insn): Handle it.
1770 * tree.def (VTABLE_REF): New.
1771 * expr.c (expand_expr): Handle it.
1772 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1773 * output.h: Declare them.
1775 2001-10-11 Richard Henderson <rth@redhat.com>
1777 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1780 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1782 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1783 available in 64-bit mode.
1785 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1787 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1788 cris-*-linux* cases.
1789 * config/cris/cris-protos.h: New file.
1790 * config/cris/cris.c: New file.
1791 * config/cris/cris.h: New file.
1792 * config/cris/cris.md: New file.
1793 * config/cris/linux.h: New file.
1794 * config/cris/aout.h: New file.
1795 * config/cris/arit.c: New file.
1796 * config/cris/cris_abi_symbol.c: New file.
1797 * config/cris/mulsi3.asm: New file.
1798 * config/cris/t-aout: New file.
1799 * config/cris/t-cris: New file.
1800 * config/cris/t-elfmulti: New file.
1801 * config/cris/t-linux: New file.
1802 * doc/invoke.texi: Add CRIS options.
1803 * doc/install.texi (Specific): Add blurb for CRIS.
1805 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1807 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1809 * config/float/i32.h: Likewise.
1810 * config/float-i386.h: Likewise.
1811 * config/float-i64.h: Likewise.
1812 * config/float-m68k.h: Likewise.
1813 * config/float-sh.h: Likewise.
1814 * config/float-sparc.h: Likewise.
1816 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1818 * doc/contrib.texi: Add note about CRIS port to my entry.
1820 2001-10-11 Kazu Hirata <kazu@hxi.com>
1822 * basic-block.h: Fix formatting.
1823 * bitmap.h: Likewise.
1824 * cpplib.h: Likewise.
1825 * c-tree.h: Likewise.
1826 * diagnostic.h: Likewise.
1827 * flags.h: Likewise.
1829 * longlong.h: Likewise.
1831 * reload.h: Likewise.
1835 2001-10-10 Richard Henderson <rth@redhat.com>
1837 * c-parse.in (asm_operand): Allow named operands.
1838 * genconfig.c (max_recog_operands): Set to 29.
1839 * local-alloc.c (requires_inout): Skip multiple digits.
1840 * recog.c (asm_operand_ok): Likewise.
1841 (preprocess_constraints): Use strtoul for matching constraints.
1842 (constrain_operands): Likewise.
1843 * regmove.c (find_matches): Likewise.
1844 * reload.c (find_reloads): Likewise.
1845 * stmt.c (parse_output_constraint): Don't reject in-out
1846 constraint on operands > 9. Reject '[' in constraint.
1847 (expand_asm_operands): Handle named operands. Use strtoul
1848 for matching constraints.
1849 (check_operand_nalternatives): Split out from expand_asm_operands.
1850 (check_unique_operand_names): New.
1851 (resolve_operand_names, resolve_operand_name_1): New.
1853 * doc/extend.texi (Extended Asm): Document named operands.
1854 * doc/md.texi (Simple Constraints): Document matching constraints
1857 2001-10-10 Richard Henderson <rth@redhat.com>
1859 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1861 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1862 (jcc splitters): Add two splitters to simplify compound compares
1863 that simplify_comparison can't handle.
1865 2001-10-10 Richard Henderson <rth@redhat.com>
1867 * langhooks.c: Include langhooks.h.
1868 * Makefile.in (langhooks.o): Depend on it.
1870 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1872 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1873 should not be considered as a no-op.
1874 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1876 2001-10-10 Stan Shebs <shebs@apple.com>
1878 * alias.c: Remove uses of "register" specifier in declarations
1879 of arguments and local variables.
1880 * c-common.c: Ditto.
1881 * c-convert.c: Ditto.
1883 * c-format.c: Ditto.
1884 * c-semantics.c: Ditto.
1885 * c-typeck.c: Ditto.
1886 * caller-save.c: Ditto.
1889 * cfgbuild.c: Ditto.
1891 * collect2.c: Ditto.
1895 * cppfiles.c: Ditto.
1898 * defaults.h: Ditto.
1900 * dwarf2out.c: Ditto.
1901 * dwarfout.c: Ditto.
1902 * emit-rtl.c: Ditto.
1907 * fix-header.c: Ditto.
1908 * floatlib.c: Ditto.
1910 * fold-const.c: Ditto.
1911 * function.c: Ditto.
1914 * gen-protos.c: Ditto.
1915 * genattrtab.c: Ditto.
1916 * gencheck.c: Ditto.
1917 * genconfig.c: Ditto.
1919 * genextract.c: Ditto.
1920 * genflags.c: Ditto.
1921 * gengenrtl.c: Ditto.
1922 * genoutput.c: Ditto.
1924 * genrecog.c: Ditto.
1925 * gensupport.c: Ditto.
1929 * haifa-sched.c: Ditto.
1930 * hard-reg-set.h: Ditto.
1932 * integrate.c: Ditto.
1935 * local-alloc.c: Ditto.
1937 * mips-tdump.c: Ditto.
1938 * mips-tfile.c: Ditto.
1941 * print-rtl.c: Ditto.
1942 * read-rtl.c: Ditto.
1945 * reg-stack.c: Ditto.
1946 * regclass.c: Ditto.
1951 * resource.c: Ditto.
1955 * sched-deps.c: Ditto.
1956 * sched-rgn.c: Ditto.
1958 * simplify-rtx.c: Ditto.
1960 * stor-layout.c: Ditto.
1967 * xcoffout.c: Ditto.
1969 2001-10-10 Richard Henderson <rth@redhat.com>
1971 * rtl.h (can_reverse_comparison_p): Remove.
1973 2001-10-10 Christopher Faylor <cgf@redhat.com>
1975 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1978 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1980 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1981 (Thanks to Chris Faylor for suggesting macro name).
1982 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1984 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1985 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1986 (MATH_LIBRARY): Undef before definition.
1987 (OUTPUT_QUOTED_STRING): Likewise.
1988 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1990 2001-10-10 Richard Henderson <rth@redhat.com>
1992 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1993 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1994 a tristate comparison value.
1995 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
1997 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2000 * unroll.c (loop_iterations): Ignore insns generated by loop
2003 * config.gcc (mips*-*-gnu*): Delete support.
2004 * config/mips/gnu.h: Remove.
2006 2001-10-10 Kazu Hirata <kazu@hxi.com>
2008 * calls.c: Fix formatting.
2009 * c-decl.c: Likewise.
2010 * cfgcleanup.c: Likewise.
2011 * combine.c: Likewise.
2012 * cppfiles.c: Likewise.
2013 * cpplib.c: Likewise.
2014 * cppmacro.c: Likewise.
2015 * crtstuff.c: Likewise.
2017 * dwarf2out.c: Likewise.
2018 * expmed.c: Likewise.
2020 * fold-const.c: Likewise.
2021 * function.c: Likewise.
2023 * genattrtab.c: Likewise.
2024 * ggc-page.c: Likewise.
2025 * integrate.c: Likewise.
2026 * libgcc2.c: Likewise.
2028 * optabs.c: Likewise.
2029 * profile.c: Likewise.
2030 * protoize.c: Likewise.
2032 * recog.c: Likewise.
2033 * reload1.c: Likewise.
2034 * reload.c: Likewise.
2035 * reorg.c: Likewise.
2036 * resource.c: Likewise.
2037 * sched-rgn.c: Likewise.
2038 * sdbout.c: Likewise.
2040 * toplev.c: Likewise.
2041 * varasm.c: Likewise.
2043 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2045 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2046 * Makefile.in (langhooks.o): Add dependencies.
2048 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2050 * rs6000.c (rs6000_emit_load_toc_table): Don't
2051 strdup the toc label.
2052 (create_TOC_reference): Likewise.
2054 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2056 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2059 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2061 * config/i386/i386.c (ix86_attribute_table): Correct
2062 min_len, max_len fields for dllimport, dllexport and shared.
2064 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2066 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2067 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2068 Consistently use "nonzero" instead of "non-zero".
2070 2001-10-09 Kazu Hirata <kazu@hxi.com>
2072 * acconfig.h: Fix comment formatting.
2073 * c-dump.h: Likewise.
2074 * c-tree.h: Likewise.
2075 * conditions.h: Likewise.
2077 * function.h: Likewise.
2079 * hwint.h: Likewise.
2080 * integrate.h: Likewise.
2083 * optabs.h: Likewise.
2085 2001-10-09 Kazu Hirata <kazu@hxi.com>
2087 * c-common.h: Fix comment formatting.
2088 * c-dump.c: Likewise.
2090 * diagnostic.h: Likewise.
2091 * except.c: Likewise.
2093 * gcov-io.h: Likewise.
2094 * genattrtab.c: Likewise.
2095 * output.h: Likewise.
2096 * predict.h: Likewise.
2097 * reload1.c: Likewise.
2098 * reload.h: Likewise.
2099 * resource.h: Likewise.
2101 * system.h: Likewise.
2103 * tree-inline.c: Likewise.
2104 * tsystem.h: Likewise.
2105 * varasm.c: Likewise.
2106 * xcoffout.h: Likewise.
2108 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2110 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2112 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2114 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2115 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2116 config/i386/netware.h, config/mcore/gfloat.h,
2117 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2118 config/netware.h, gccbug.in: Update FSF address.
2120 2001-10-09 Kazu Hirata <kazu@hxi.com>
2122 * c-common.c: Fix comment typos.
2123 * cfgrtl.c: Likewise.
2124 * collect2.c: Likewise.
2125 * cpplex.c: Likewise.
2126 * doloop.c: Likewise.
2127 * dwarf2out.c: Likewise.
2128 * dwarfout.c: Likewise.
2130 * fold-const.c: Likewise.
2134 * global.c: Likewise.
2135 * ifcvt.c: Likewise.
2137 * optabs.c: Likewise.
2138 * protoize.c: Likewise.
2139 * regclass.c: Likewise.
2140 * reorg.c: Likewise.
2144 * doc/cpp.texi: Likewise.
2145 * doc/c-tree.texi: Likewise.
2146 * doc/extend.texi: Likewise.
2147 * doc/invoke.texi: Likewise.
2148 * doc/objc.texi: Likewise.
2149 * doc/tm.texi: Likewise.
2151 2001-10-08 Richard Henderson <rth@redhat.com>
2153 * varasm.c (set_named_section_flags): Initialize "declared".
2155 2001-10-08 Robert Lipe <robertlipe@usa.net>
2157 * varasm.c (struct in_named_entry): Add declared.
2158 (named_section_first_declaration): New function.
2159 (default_elf_asm_named_section): Use it.
2160 * output.h (named_section_first_declaration): New.
2162 2001-10-08 Richard Henderson <rth@redhat.com>
2164 * i386.md (movsi_xor): Export.
2165 (setcc peep2): Use it when available; add an alternative to
2166 match zero_extendhisi2_and.
2168 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2170 * romp-protos.h (romp_initialize_trampoline): New function.
2171 * romp.c (romp_initialize_trampoline): Likewise.
2172 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2173 romp_initialize_trampoline.
2175 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2177 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2178 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2179 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2180 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2182 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2184 * unroll.c (loop_iterations): Extend check for multiple back edges.
2186 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2188 * langhooks.h: New file.
2189 * Makefile.in (OBJS): Added langhooks.o.
2190 (c-lang.o): Depend on langhooks.h.
2191 (c-common.o): Don't depend on tree-inline.h.
2192 (tree-inline.o): Depend on toplev.h.
2193 (langhooks.o): New rule.
2194 * c-common.c: Don't include tree-inline.h.
2195 (c_mark_lang_decl): Mark argument c as unused.
2196 (c_common_lang_init): Don't initialize hooks here.
2197 * c-lang.c: Include langhooks.h, then override some macros.
2198 (lang_hooks): Initialize with macros in langhooks.h.
2199 (c_init): Don't initialize hooks here.
2200 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2201 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2202 * tree-inline.c: Include toplev.h. Don't define hook variables.
2203 * tree-inline.h: Don't define hook types nor declare hook
2204 variables. Move macros to...
2205 * langhooks.c: ... new file, as functions. Adjust all callers.
2207 2001-10-08 Jeffrey A Law <law@cygnus.com>
2209 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2210 purge_mem_unchanging_flag on all instructions, not just on those
2211 before NOTE_INSN_FUNCTION_BEG.
2213 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2215 * cppmacro.c (_cpp_create_definition): Leave comments off.
2217 * doc/cpp.texi: Update.
2219 2001-10-08 DJ Delorie <dj@redhat.com>
2221 * c-decl.c (grokfield): Make sure the only unnamed fields
2222 we're allowing are either structs or unions.
2223 * doc/extend.texi: Add documentation for the unnamed field
2226 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2228 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2229 * configure.in: Use it.
2230 * configure: Regenerated.
2231 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2232 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2234 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2236 * cppfiles.c (open_file): Don't mark zero-length files
2237 never-reread here. Don't output diagnostics here either.
2238 (stack_include_file): Mark them never-reread here.
2239 (_cpp_read_file): Update.
2241 2001-10-08 Richard Henderson <rth@redhat.com>
2243 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2245 2001-10-08 Richard Henderson <rth@redhat.com>
2247 * expr.c (store_expr): When converting a CONST_INT for storage
2248 in a SUBREG, convert it to both SUBREG modes before stripping
2251 2001-10-08 Richard Henderson <rth@redhat.com>
2253 * varasm.c (restore_varasm_status): New.
2254 * function.h: Declare it.
2255 * function.c (pop_function_context_from): Call it.
2257 2001-10-08 Richard Henderson <rth@redhat.com>
2259 * c-common.h (struct c_lang_decl): Add declared_inline.
2260 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2261 * c-lang.c (c_disregard_inline_limits): Use it.
2262 * c-decl.c (duplicate_decls): Likewise.
2263 (pushdecl, redeclaration_error_message): Likewise.
2264 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
2265 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
2266 Set DECL_INLINE if -finline-functions.
2267 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
2269 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2271 * cppmacro.c (funlike_invocation_p): Move some logic to caller
2272 in enter_macro_context. Create a padding token in its own context
2273 if necessary when the search for '(' fails.
2274 (enter_macro_context): Update.
2276 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2278 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
2279 genmultilib, toplev.c: Fix spelling errors of "separate" as
2280 "seperate", and corresponding spelling errors of related words.
2282 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2284 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
2285 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
2287 * c-dump.c (dump_option_value_info): Likewise.
2288 * c-format.c (format_length_info, format_char_info,
2289 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
2290 * collect2.c (names): Likewise.
2291 * cppdefault.h (default_include): Likewise.
2292 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
2293 * flow.c (life_analysis): Likewise.
2294 * gcc.c (dir_separator_str, modify_target, option_map,
2295 target_option_translations, spec_list_1, extra_specs_1,
2296 init_spec): Likewise.
2297 * gcov.c (gcov_version_string): Likewise.
2298 * genattr.c (write_units): Likewise.
2299 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
2300 * gengenrtl.c (rtx_definition, defs): Likewise.
2301 * genrecog.c (pred_table): Likewise.
2302 * global.c (global_alloc): Likewise.
2303 * lcm.c (optimize_mode_switching): Likewise.
2304 * local-alloc.c (find_free_reg): Likewise.
2305 * params.h (param_info): Likewise.
2306 * predict.c (predictor_info): Likewise.
2307 * protoize.c (unexpansion_struct): Likewise.
2308 * real.c (bmask): Likewise.
2309 * recog.h (insn_operand_data, insn_data): Likewise.
2310 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
2311 * stmt.c (expand_nl_goto_receiver): Likewise.
2312 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
2313 target_switches, target_options): Likewise.
2314 * tradcif.y (token, tokentab2, yylex): Likewise.
2315 * tree.h (attribute_spec): Likewise.
2317 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
2319 * arc.c (arc_output_function_epilogue): Likewise.
2320 * arm.c (processors, all_cores, all_architectures,
2321 arm_override_options, isr_attribute_arg, isr_attribute_args,
2322 arm_isr_value): Likewise.
2323 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
2325 * c4x.c (c4x_int_reglist): Likewise.
2326 * d30v.c (override_options): Likewise.
2327 * h8300.c (shift_insn): Likewise.
2328 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
2329 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
2330 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
2331 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
2332 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
2333 * i386.h (processor_costs, ix86_cost): Likewise.
2334 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
2335 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
2336 * m68k.c (codes_68881, codes_FPA): Likewise.
2337 * m88k.c (mode_from_align, max_from_align, all_from_align,
2338 best_from_align, m_options): Likewise.
2339 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
2340 * mcore.c (mode_from_align): Likewise.
2341 * mips/elf64.h (UNIQUE_SECTION): Likewise.
2342 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
2343 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
2344 * mips.h (mips_regno_to_class): Likewise.
2345 * ns32k.c (scales): Likewise.
2346 * pa.c (import_string, magic_milli): Likewise.
2347 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
2348 * sparc.c (leaf_reg_remap, sparc_override_options,
2349 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
2351 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
2353 2001-10-07 Dale Johannesen <dalej@apple.com>
2355 * reload1.c (reload_reg_free_p): Teach register interference
2356 checking that multiple output reloads are emitted in
2358 reload1.c (reload_reg_reaches_end_p): Ditto.
2359 reload1.c (reloads_conflict): Ditto.
2361 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2363 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
2364 NULL_TREE inside @code.
2366 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
2368 * doc/gcc.texi: Document consistent style of "32-bit",
2369 "Objective-C", and "@code{NULL}".
2371 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2373 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
2374 (cpp_token_len, cpp_spell_token, cpp_output_token,
2375 _cpp_equiv_tokens): Handle it.
2376 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
2377 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
2378 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
2381 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2383 * gcc.c (default_compilers): Remove .ada.
2385 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
2387 * doc/cppinternals.texi: Update.
2389 2001-10-06 Zack Weinberg <zack@codesourcery.com>
2391 * gcc.c (main): Set this_file_error if the appropriate
2392 compiler for a language has not been installed.
2394 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
2396 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
2398 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
2400 * gccbug.in (CATEGORIES): Add ada.
2402 2001-10-05 Catherine Moore <clm@redhat.com>
2404 * config/stormy16/stormy-abi: Document abi changes.
2405 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
2406 (ICALL_REGS): New register class.
2407 (NUM_ARGUMENT_REGISTERS): Now 6.
2408 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
2410 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
2411 * config/stormy16.md (call_internal, call_value_internal,
2412 indirect_jump): Use new 'z' constraint.
2414 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2416 * doc/cppinternals.texi: Update.
2418 2001-10-05 Richard Henderson <rth@redhat.com>
2420 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
2421 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
2422 the gas section-name-as-label feature.
2424 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
2426 * doc/cppinternals.texi: Update.
2428 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2430 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
2431 to ensure valid SImode constants.
2433 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
2435 * Makefile.in (c-decl.o): Depend on tree-inline.h.
2436 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
2437 * c-decl.c: Include tree-inline.h.
2438 (c_expand_body): Call optimize_inline_calls. Determine whether
2439 a function is inlinable upfront, and only clear
2440 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
2441 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
2442 (c_disregard_inline_limits): New function.
2443 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
2444 (c_post_options): Enable tree inlining if inlining is enabled.
2445 Don't inline trees when instrumenting functions.
2446 (c_init): Initialize lang_disregard_inline_limits and
2447 lang_cannot_inline_tree_fn.
2448 * tree-inline.c (initialize_inlined_parameters): Handle calls
2449 with fewer arguments than declared parameters, and fewer
2450 parameters than passed arguments. Don't assume value is a
2452 (declare_return_variable): Convert return value back to the
2453 original type, if it was promoted.
2454 (tree_inlinable_function_p): New function.
2455 (inlinable_function_p): Don't look at DECL_INLINE if we're
2456 inlining all functions. Make it work with a NULL id.
2457 Re-check DECL_UNINLINABLE after language-specific checks.
2458 * tree-inline.h (tree_inlinable_function_p): Declare it.
2459 * integrate.c (save_for_inline): Don't bother to prepare argvec
2461 * cse.c (check_for_label_ref): Don't check deleted labels.
2463 * Makefile.in (tree-inline.o): Depend on newly-included headers.
2464 * tree-inline.c: Include headers needed for the functions moved in.
2465 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
2466 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
2467 (copy_body, initialize_inlined_parameters): Likewise.
2468 (declare_return_variable, inlinable_function_p): Likewise.
2469 (expand_call_inline, expand_calls_inline): Likewise.
2470 (optimize_inline_calls, clone_body): Likewise.
2471 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
2472 (copy_tree_r, remap_save_expr): Likewise.
2474 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
2476 * Makefile.in (OBJS): Added tree-inline.o.
2477 (c-common.o): Depend on tree-inline.h.
2478 (tree-inline.o): New target.
2479 * c-common.c: Include tree-inline.h.
2480 (c_mark_lang_decl): Don't mark saved_tree.
2481 (c_common_lang_init): Set lang_anon_aggr_type_p.
2482 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
2483 (struct c_lang_decl): Moved saved_tree to tree_decl.
2484 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
2485 * integrate.h (function_attribute_inlinable_p): Declare it.
2486 * integrate.c (function_attribute_inlinable_p): Export it.
2487 * tree-inline.c: New file. Define variables declared in...
2488 * tree-inline.h: New file. Declare functions to be moved to
2489 tree-inline.c. Define macros and declare types and hooks for
2490 language-specific tree inlining.
2491 (flag_inline_trees): Moved definition from cp/decl2.c.
2492 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
2493 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
2494 (struct tree_decl): Moved saved_tree from c_lang_decl and
2495 inlined_fns from C++'s lang_decl.
2497 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
2499 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
2500 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
2502 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
2504 * doc/cppinternals.texi: Update.
2506 2001-10-04 Eric Christopher <echristo@redhat.com>
2508 * config/mips/mips.c (init_cumulative_args): Remember to set
2510 * config.gcc: Redo linux configuration. Add target_cpu_default
2511 of soft-float to all mipsisa32 combinations and tx39.
2512 * config/mips/linux.h: Remove include of mips.h.
2514 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2516 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2517 HOST_LDFLAGS and HOST_CPPFLAGS.
2519 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2521 * c-parse.in (objc_inherit_code, objc_pq_context,
2522 objc_public_flag): Make static.
2523 (objc_interface_context, objc_implementation_context,
2524 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2525 global tree array in objc/objc-act.[ch].
2526 (methoddef): Remove unnecessary code.
2528 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2529 Hoist struct definitions to objc-act.h.
2530 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2531 cat_count): Place declaration in objc-act.h.
2532 (objc_tree_index): Move enumeration to objc-act.h.
2533 (objc_global_trees): Place declaration and macro accessors in
2535 (implementation_context): Remove duplicate; use
2536 objc_implementation_context instead:
2537 (method_context): Remove duplicate; use objc_method_context
2539 (objc_ellipsis_node, objc_method_prototype_template,
2540 implemented_classes, function_type): Move global vars to
2542 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2543 (build_message_expr): Move actual construction of ObjC message
2544 send nodes to finish_message_expr.
2545 (finish_message_expr): New routine, contains code formerly in
2547 * objc/objc-act.h (finish_message_expr): New prototype.
2548 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2549 declarations; these vars are now part of objc_global_trees.
2550 (objc_tree_index, objc_global_trees): Move definitions from
2552 * objc/objc-tree.def: Update copyright info.
2554 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2556 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2558 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2559 only if TARGET_ARCH64.
2561 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2563 * doc/extend.texi: Fix some problems with previous checkin.
2564 * doc/invoke.texi: Likewise.
2566 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2568 * cpphash.h: Update comments.
2569 (cpp_context): Update.
2570 (spec_nodes): Remove n__Pragma.
2571 * cppinit.c (cpp_create_reader): Update.
2572 (builtin_array): Add _Pragma.
2573 * cpplib.h: Update comments.
2574 (NODE_DISABLED, BT_PRAGMA): New.
2575 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2576 * cppmacro.c (struct cpp_macro): Remove disabled.
2577 (builtin_macro): Return int, handle _Pragma, push the new token
2578 on the context stack.
2579 (funlike_invocation_p): Unconstify, update.
2580 (enter_macro_context): Handle builtins here.
2581 (replace_args, push_token_context, push_ptoken_context):
2582 Update for prototype changes.
2583 (_cpp_pop_context): Update.
2584 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2585 (cpp_sys_macro_p): Update.
2586 (_cpp_free_definition): Clear disabled flag.
2587 (_cpp_create_definition): Upate.
2588 * cppmain.c: Update comments.
2590 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2591 Andreas Jaeger <aj@suse.de>,
2592 Jan Hubicka <jh@suse.cz>
2594 * doc/invoke.texi (i386 Options): Document x86-64 options.
2595 (i386 and x86-64 Options): Rename i386 options section.
2597 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2598 (TARGET_SWITCHES): Add -munwind-info.
2599 (MASK_NO_UNWIND_INFO): New.
2600 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2602 (ASM_OUTPUT_DOUBLE_INT): New.
2604 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2605 * config.gcc: Fix tm_file settings for x86-64.
2606 * config/i386/x86-64.h: New file with OS independent x86-64
2608 * config/i386/biarch64.h: New file used to configure compiler
2609 to biarch/64bit compilation.
2611 * config/i386/i386.c: (override_options): Set flags default
2612 for 64bit compilation.
2614 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2616 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2617 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2618 constants on x86_64.
2619 (ix86_attr_length_immediate_default): Support MODE_DI.
2620 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2622 (indirect_jump, tablejump): Turn into expander.
2624 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2626 * c-common.c (c_format_attribute_table): Make format and
2627 format_arg attributes apply to function types rather than to
2629 (is_valid_printf_arglist): Construct an attribute list and pass
2630 that to check_function_format rather than a name.
2631 * c-common.h (check_function_format): Adjust prototype.
2632 * c-decl.c (duplicate_decls): Preserve attributes from type of
2633 built-in decl when allowing for harmless conflict in types.
2634 * c-format.c (record_function_format,
2635 record_international_format, function_format_list,
2636 international_format_info, international_format_list): Remove.
2637 (function_format_info): Remove next, name and assembler_name.
2638 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2639 (decode_format_attr): New.
2640 (handle_format_attribute): Handle receiving a type rather than a
2641 decl. Call decode_format_attr. Store format information in a
2642 function_format_info.
2643 (handle_format_arg_attribute): Correct comment. Handle receiving
2644 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2646 (check_format_info_recurse, check_format_info_main): Take argument
2647 numbers as unsigned HOST_WIDE_INT.
2648 (check_function_format): Take a list of attributes from the
2649 function type rather than a name or assembler name. Check for
2650 format attributes in that list and the attributes on the type of
2651 the current function rather than looking through
2652 function_format_list.
2653 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2655 (check_format_info_recurse): Take format_arg attributes from the
2656 type of the function calls rather than using
2657 international_format_list. Allow for multiple format_arg
2659 * c-typeck.c (build_function_call): Pass type attributes to
2660 check_function_format rather than name or assembler name. Don't
2661 require there to be a name or assembler name to check formats.
2663 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2665 * attribs.c (decl_attributes): Possibly call
2666 insert_default_attributes to insert default attributes on
2667 functions in a lazy manner.
2668 * builtin-attrs.def: New file; define the default format and
2669 format_arg attributes.
2670 * c-common.c (c_format_attribute_table): Move to earlier in the
2672 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2673 (enum built_in_attribute, built_in_attributes,
2674 c_attrs_initialized, c_init_attributes,
2675 c_common_insert_default_attributes): New.
2676 (c_common_lang_init): Don't initialize format_attribute_table. Do
2677 call c_init_attributes.
2678 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2679 * c-common.h (init_function_format_info): Don't declare.
2680 (c_common_insert_default_attributes): Declare.
2681 * c-decl.c (implicitly_declare, builtin_function): Call
2683 (init_decl_processing): Don't call init_function_format_info.
2684 (insert_default_attributes): New.
2685 * c-format.c (handle_format_attribute,
2686 handle_format_arg_attribute): Be quiet about inappropriate
2687 declaration when applying default attributes.
2688 (init_function_format_info): Remove.
2689 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2690 (insert_default_attributes): Declare.
2692 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2694 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2696 2001-10-01 Jim Wilson <wilson@redhat.com>
2698 * sched-deps.c (add_dependence): When elide conditional dependence,
2699 check that insn doesn't modify cond2.
2701 2001-10-01 Dale Johannesen <dalej@apple.com>
2703 * config/rs6000/rs6000.h (enum processor_type): Add support
2704 for 7400 (G4) and 7450.
2706 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2707 (rs6000_issue_rate): Ditto.
2708 (rs6000_adjust_cost): Fix cycle counts for compares.
2709 (debug_stack_info): Fix an obvious typo.
2710 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2711 * doc/invoke.texi: Document.
2712 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2714 (PROCESSOR_DEFAULT): Ditto.
2716 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2718 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2719 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2720 later recursive make invocation.
2722 2001-10-01 Hans Boehm <boehm@acm.org>
2724 * optabs.c (emit_libcall_block): When using non-call exceptions,
2725 don't add REG_LIBCALL reg notes to trapping calls.
2727 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2729 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2730 (propagate_one_insn): Update for above change
2732 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2734 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2735 _Unwind_GetTextRelBase): Argument is unused.
2737 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2739 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2740 Loop through NOPs, placeholders, and components.
2741 Don't go through NOPs if change mode.
2742 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2743 * emit-rtl.c (set_mem_alias_set): Enable check.
2744 * expr.c (find_placeholder): New function.
2745 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2746 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2747 to modify it and avoid unneeded copies.
2748 * expr.h (expand_expr): Always define.
2749 (find_placeholder): New declaration.
2751 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2753 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2754 operand 2 is the stack pointer.
2755 ("addr-peephole"): Fix address computation peephole when operand 2
2756 is the stack pointer.
2758 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2760 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2761 (ix86_setup_incoming_varargs): Likewise.
2763 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2765 * stor-layout.c (layout_type): Don't complain about too-large
2768 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2770 * function.c (keep_stack_depressed): Don't use delete_insn.
2772 * expr.h (set_mem_alias_set): Move decl to here.
2773 * rtl.h (mem_attrs): New typedef and struct.
2774 (union rtunion_def): Add field for mem_attrs.
2775 (X0MEMATTR, MEM_ATTRS): New macros.
2776 (MEM_ALIAS_SET): Use MEM_ATTRS.
2777 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2778 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2779 (set_mem_alias_set): Delete decl from here.
2781 * alias.c (set_mem_alias_set): Delete from here.
2782 * emit-rtl.c (mem_attrs_htab): New variable.
2783 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2784 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2785 (mem_attrs_mark, get_mem_attrs): Likewise.
2786 (gen_rtx_MEM): Clear MEM_ATTRS.
2787 (set_mem_attributes): Move to here.
2788 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2789 (init_emit_once): const_int_htab now deletable htab.
2790 Initialize mem_attrs_htab.
2791 * explow.c (set_mem_attributes): Delete from here.
2792 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2793 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2794 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2795 * reload1.c (reload): Rework changing REG to MEM.
2797 2001-09-30 H.J. Lu <hjl@gnu.org>
2799 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2800 * config.in: Rebuild.
2802 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2804 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2805 ("tsthi_1"): Avoid allocation in register y.
2806 ("*movqi_68hc12"): Reorganize and fix constraints.
2807 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2808 ("addqi3"): Likewise.
2809 ("addhi3"): Fix constraints.
2810 ("*logicalhi3_zexthi"): Disparage soft registers.
2812 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2814 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2817 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2819 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2820 that we use setjmp/longjmp exceptions.
2822 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2824 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2825 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2826 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2827 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2828 (_cpp_extend_buff, BUFF_ROOM): Update.
2829 (_cpp_append_extend_buff): New.
2830 (struct cpp_reader): Remove macro_pool, add a_buff.
2831 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2833 (cpp_destroy): Free a_buff instead of macro_pool.
2834 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2835 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2836 _cpp_pool_alloc, ): Remove.
2837 (parse_number, parse_string): Update use of _cpp_extend_buff.
2838 (_cpp_extend_buff): Update.
2839 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2840 * cpplib.c (glue_header_name, parse_answer):
2841 Update use of _cpp_extend_buff.
2842 (cpp_register_pragma, cpp_register_pragma_space): Use
2844 (do_assert, do_unassert): Check for EOL, update.
2845 * cppmacro.c (stringify_arg, collect_args): Update to use
2846 _cpp_extend_buff and _cpp_append_extend_buff.
2847 (save_parameter, parse_params, alloc_expansion_token,
2848 _cpp_create_definition): Rework memory management.
2850 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2852 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2853 update md_exec_prefix.
2854 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2857 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2859 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2860 (SELECT_CC_MODE): Use s390_select_ccmode.
2861 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2862 * config/s390/s390.c (s390_select_ccmode): New.
2863 (s390_match_ccmode): Add CCLmode.
2864 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2865 (output_branch_condition, output_inverse_branch_condition): Removed.
2866 (print_operand): Use s390_branch_condition_mnemonic.
2867 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2868 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2869 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2871 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2872 when converting conditional branches to far branches.
2873 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2874 cmpint_di): Use CCSmode instead of CCUmode.
2876 * config/s390/s390.c (legitimate_la_operand_p): New.
2877 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2878 * config/s390/s390.md (movsi): Convert load address patterns to
2879 arithmetic operations when necessary.
2880 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2881 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2882 (*do_la_reg_0): Don't use before reload.
2884 * config/s390/s390.c (legitimize_address): Make more efficient
2885 use of two-register addressing mode.
2887 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2888 with -mno-backchain in some corner cases.
2890 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2892 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2894 * reload.c (find_reloads): Mark new USE insns with QImode.
2895 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2896 find_reloads_subreg_address): Likewise.
2897 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2899 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2901 (reload): Make sure there are no USEs with mode other than
2902 VOIDmode. At the end, remove those marked with QImode.
2904 2001-09-29 Per Bothner <per@bothner.com>
2906 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2907 * Makefile.in (includedir): Rename to local_includedir.
2908 (includedir): Define as $(prefix)/include.
2909 * config.in (PREFIX_INCLUDE_DIR): New variable.
2910 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2912 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2914 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2916 * doc/extend.texi (Vector Extensions): New node.
2917 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2918 i386 -mmmx, -msse, -m3dnow.
2920 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2922 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2924 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2926 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2928 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2930 2001-09-28 Richard Henderson <rth@redhat.com>
2932 * varasm.c (assemble_integer): Bound alignment check by
2935 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2937 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2939 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2941 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2943 Mostly from Graham Stott <grahams@redhat.com>
2944 * c-common.c (type_for_mode): Add support for V2SFmode.
2945 * tree.c (build_common_tree_nodes_2): Likewise.
2946 * tree.h (enum tree_index, global_trees): Likewise.
2947 * config/i386/i386.c (x86_3dnow_a): New variable.
2948 (override_options): Support 3Dnow extensions.
2949 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2950 Athlon's version of 3Dnow.
2951 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2952 (ix86_expand_builtin): Handle them.
2953 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2954 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2955 TARGET_3DNOW_A): New macros.
2956 (TARGET_SWITCHES): Add 3Dnow switches.
2957 (VALID_MMX_REG_MODE_3DNOW): New macro.
2958 (VECTOR_MODE_SUPPORTED_P): Use it.
2959 (enum ix86_builtins): Add entries for 3Dnow builtins.
2960 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2961 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2962 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2963 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2964 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2965 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2966 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2967 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2968 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2969 sfence_insn, prefetch): Make these available if TARGET_SSE or
2972 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2974 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2975 ix86_va_start, ix86_build_va_list): Declare.
2976 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2977 ix86_va_start, ix86_build_va_list): New global functions.
2978 * i386.md (sse_prologue_save_insn): New insn.
2979 (sse_prologue_save): New expander.
2980 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2981 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2983 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2985 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2986 Use size_t everywhere, make definitions consistent with
2989 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2991 * gcse.c (replace_store_insn): Use delete_insn.
2992 * loop.c (move_movables): Likewise; avoid delete_insn
2993 from clobbering notes moved elsewhere.
2994 (check_dbra_loop): Use delete_insn.
2995 * ssa.c (convert_from_ssa): Likewise.
2996 * cse.c (cse_insn): Use delete_insn.
2998 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3000 * cpphash.h (struct cpp_buff): Make unsigned.
3001 (_cpp_get_buff): Take length of size_t.
3002 (_cpp_unaligned_alloc): New.
3003 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3004 (struct cpp_reader): Remove ident_pool. Add u_buff.
3005 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3006 (cpp_destroy): Destroy u_buff, not ident_pool.
3007 * cpplex.c (parse_number, parse_string, save_comment,
3008 cpp_token_as_text): Update to use the unaligned buffer.
3009 (new_buff): Make unsigned.
3010 (_cpp_unaligned_alloc): New.
3011 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3012 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3014 (collect_args): Make unsigned.
3016 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3018 * cpplex.c (cpp_output_token): Use a putc loop for
3019 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3021 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3022 * configure, config.in: Regenerate.
3023 * system.h: Replace fwrite and fprintf with their unlocked
3024 variants if available.
3026 2001-09-27 Richard Henderson <rth@redhat.com>
3028 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3029 in favour of .eh_frame.
3031 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3033 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3035 (LIBCALL_VALUE): Likewise.
3037 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3039 * cpphash.h: Update comment.
3040 * cpplex.c: Update comments.
3041 (_cpp_can_paste): Remove.
3042 * cpplib.h (_cpp_can_paste): Remove.
3043 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3044 lexer rather than _cpp_can_paste.
3046 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3048 * doc/cppinternals.texi: Update.
3050 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3052 * cpphash.h (struct cpp_pool): Remove locks and locked.
3053 (struct cpp_context): Add member buff.
3054 (struct cpp_reader): Remove member argument_pool.
3055 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3056 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3057 * cpplex.c (chunk_suitable): Remove pool argument.
3058 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3059 (new_buff, _cpp_extend_buff): Update.
3060 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3061 which buffer is returned.
3062 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3063 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3064 * cppmacro.c (lock_pools, unlock_pools): Remove.
3065 (push_ptoken_context): Take a _cpp_buff.
3066 (enter_macro_context): Pool locking removed.
3067 (replace_args): Use a _cpp_buff for the replacement list with
3069 (push_token_context): Clear buff.
3070 (expand_arg): Use _cpp_pop_context.
3071 (_cpp_pop_context): Free a context's buffer, if any.
3073 2001-09-26 DJ Delorie <dj@redhat.com>
3075 * c-typeck.c (digest_init): Check for sizeless arrays.
3077 2001-09-26 Richard Henderson <rth@redhat.com>
3079 * optabs.c (init_one_libfunc): Create a dummy function type
3080 instead of using error_mark_node.
3082 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3084 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3085 _cpp_extend_buff, _cpp_free_buff): New.
3086 (struct cpp_reader): New member free_buffs.
3087 * cppinit.c (cpp_destroy): Free buffers.
3088 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3089 _cpp_extend_buff, _cpp_free_buff): New.
3090 * cpplib.h (struct cpp_options): Remove unused member.
3091 * cppmacro.c (collect_args): New. Combines the old parse_arg
3092 and parse_args. Use _cpp_buff for memory allocation.
3093 (funlike_invocation_p, replace_args): Update.
3095 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3097 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3099 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3101 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3103 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3105 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3108 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3109 Jim Wilson <wilson@redhat.com>
3111 * doc/install.texi (Specific, ia64-*-linux): Document.
3113 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3115 * Makefile.in (cfgrtl.o): Add.
3116 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3117 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3118 free_aux_for_edge): Declare.
3120 (HAVE_return): Undefine.
3121 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3122 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3123 free_aux_for_edge): New global functions.
3124 (first_delete_block): New static variable.
3125 (init_flow): Clear first_delete_block.
3126 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3127 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3128 try_redirect_by_replacing_jump, last_loop_beg_note,
3129 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3130 delete_insn, delete_insn_chain, create_basic_block_structure,
3131 create_basic_block, flow_delete_block, compute_bb_for_insn,
3132 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3133 set_block_for_new_insns, split_block, merge_blocks_nomove,
3134 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3135 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3136 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3137 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3138 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3139 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3140 purge_all_dead_edges): Move to ....
3141 * cfgrtl.c: New file; .... Here.
3143 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3144 (reroder_basic_block): Use alloc_aux_for_blocks.
3145 * predict.c (estimate_bb_frequencies): Likewise; use
3146 alloc_aux_for_edges.
3147 * profile.c (compute_branch_probabilities): Likewise.
3148 (branch_prob): Likewise.
3149 * reg-stack.c (reg_to_stack): Likewise.
3151 * emit-rtl.c (emit_insns_after): Never return NULL.
3153 * basic-block.h (set_block_for_new_insns): Delete.
3154 * cfgrtl.c (set_block_for_new_insns): Delete.
3156 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3157 calls when crossjumping.
3159 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3160 * unroll.c (copy_loop_body): Use delete_insn.
3162 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3163 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3164 keep_stack_depressed): Likewise.
3165 * gcse.c (cprop_cc0_jump): Likewise.
3166 * local-alloc.c (update_equiv_regs): Likewise.
3167 * loop.c (scan_loop, loop_delete_insns): Likewise.
3168 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3169 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3170 delete_output_reload, delete_address_reloads_1,
3171 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3173 * sibcall.c (replace_call_placeholder): Likewise.
3174 * cse.c (cse_insn): Likewise.
3176 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3178 From Graham Stott <grahams@redhat.com>
3179 (def_builtin): Only define builtins appropriate for target_flags. All
3181 (builtin_decsription): Add new field mask which is used to determine
3182 when to define the builtin via the macro def_builtin.
3184 (bdesc_comi): Initialise new mask fields.
3185 (bdesc_2srg): Likewise.
3186 (bdesc_1arg): Likewise.
3188 * config/i386/i386.c (ix86_init_builtins): Correct return type
3189 building v4hi_ftype_v4hi_int_int tree node.
3190 (ix86_expand_sse_comi): Fix typo swapping operands.
3191 Don't swap comparision condition, it is already swapped.
3192 (ix86_expand_sse_compare): Before swapping operands
3193 move operand 1 into new rtx and not the target rtx.
3194 Don't swap comparison condition, it is already swapped.
3195 Always check whether we need to create a new TARGET.
3197 * config/i386/i386.md: (sse_comi) Fix typos.
3198 (sse_ucomi): Likewise.
3199 (cvtss2si): Fix operand 0 contraint.
3200 (cvttss2si): Likewise.
3201 (sse_unpckhps): Fix mode for operand 2.
3202 (sse_unpcklps): Likewise.
3204 2001-09-25 Graham Stott <grahams@redhat.com>
3206 * sibcall.c (skip_copy_to_return_value): Tighten return value
3209 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3211 * rs6000.c (lwa_operand): Address must be word aligned.
3213 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3215 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3216 number has been set.
3217 (type_hash_mark): Mark type itself.
3219 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3221 * c-lex.c (cb_def_pragma): Update.
3222 (c_lex): Update, and skip padding.
3223 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3224 * cpphash.h (struct toklist): Delete.
3225 (union utoken): New.
3226 (struct cpp_context): Update.
3227 (struct cpp_reader): New members eof, avoid_paste.
3228 (_cpp_temp_token): New.
3229 * cppinit.c (cpp_create_reader): Update.
3230 * cpplex.c (_cpp_temp_token): New.
3231 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3232 (cpp_output_token): Don't print leading whitespace.
3233 (cpp_output_line): Update.
3234 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3235 do_include_common, do_line, do_ident, do_pragma,
3236 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3237 parse_assertion): Update.
3238 (get_token_no_padding): New.
3239 * cpplib.h (CPP_PADDING): New.
3240 (AVOID_LPASTE): Delete.
3241 (struct cpp_token): New union member source.
3242 (cpp_get_token): Update.
3243 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3244 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3245 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3246 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3247 _cpp_backup_tokens, _cpp_create_definition): Update.
3248 (push_arg_context): Delete.
3249 (padding_token, push_token_context, push_ptoken_context): New.
3250 (make_string_token, make_number_token): Update, rename.
3251 (cpp_get_token): Update to handle tokens as pointers to const,
3252 and insert padding appropriately.
3253 * cppmain.c (struct printer): New member prev.
3254 (check_multiline_token): Constify.
3255 (do_preprocessing, cb_line_change): Update.
3256 (scan_translation_unit): Update to handle spacing.
3257 * scan-decls.c (get_a_token): New.
3258 (skip_to_closing_brace, scan_decls): Update.
3259 * fix-header.c (read_scan_file): Update.
3261 * doc/cpp.texi: Update.
3263 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3265 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
3266 leak by passing malloc'ed pointer to reconcat, not concat.
3268 2001-09-24 DJ Delorie <dj@redhat.com>
3270 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
3272 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
3274 * flow.c (delete_dead_jumptables): Delete jumptable if the only
3275 reference is from the literal pool.
3277 2001-09-24 Janis Johnson <janis187@us.ibm.com>
3279 * doc/install.texi (Final install): Request additional information
3280 in mail about successful builds.
3282 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3284 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
3285 initial value of return pointer register instead of value in frame-20.
3288 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3290 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
3291 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
3292 the libcall if there isn't a referenced identifier for the symbol.
3294 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3296 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
3297 non 64-bit machines. Use these as a plabel for the trampoline.
3298 (TRAMPOLINE_SIZE): Adjust size for new words.
3299 (INITIALIZE_TRAMPOLINE): Initialize new words.
3300 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
3301 pointer to the plabel in the trampoline.
3303 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
3305 * pa.c (function_arg): Pass floating arguments in both general and
3306 floating registers in indirect (dynamic) calls when generating code
3307 for the 32 bit ABI and the HP assembler.
3309 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3311 * doc/install.texi: Markup fixes.
3312 Use Solaris 2, SunOS 4 as appropriate.
3313 (Specific, *-*-solaris2*): Explain this.
3314 Unconditionally warn against /usr/ucb tools.
3315 Remove Sun as warning, obsolete.
3316 Move X11 header bug workaround here, update patches.
3317 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
3318 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
3320 2001-09-23 Zack Weinberg <zack@codesourcery.com>
3322 * errors.h (warning, error, fatal, internal_error): Don't mark
3323 with ATTRIBUTE_PRINTF_n.
3324 * toplev.h (internal_error, fatal_io_error, warning, error,
3325 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
3326 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
3329 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3331 * function.c (pop_function_context_from): var_refs_queue
3332 and temp slots now in GC memory.
3333 (mark_function_status, free_after_compilation): Likewise;
3334 also struct function now in GC memory.
3335 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
3336 (combine_temp_slots): Likewise.
3337 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
3338 (prepare_function_start): Use GC memory for struct function.
3339 (mark_temp_slot): Deleted.
3340 (gcc_mark_struct_function): struct function now in GC memory.
3342 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
3343 code for division, not modulus.
3345 * rtl.def (MEM): Remove obsolete part of comment.
3347 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
3349 * c-format.c (init_function_format_info): Check __builtin_printf
3350 and __builtin_fprintf even if -ffreestanding. Check C99 functions
3353 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3355 * c-common.c (format_attribute_table): Remove decl.
3356 * tree.h (format_attribute_table, lang_attribute_table): New decls.
3357 (lang_attribute_common): Likewise.
3359 * function.c (fix_lexical_address): Use set_mem_alias_set.
3360 (expand_function_start): Likewise.
3361 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
3363 * varasm.c (output_constant): Fix unused variable warning.
3365 * attribs.c: New file, from c-common.c.
3366 (attribute_tables): Now four elements.
3367 (format_attribute_table, lang_attribute_common): New variables.
3368 (init_attributes): Reflect above changes.
3369 (handle_mode_attribute): Delete check for wider than uintmax.
3370 * c-common.c: Delete parts moved to attribs.c.
3371 (enum attrs): Deleted; unused.
3372 (c_format_attribute_table): New variable.
3373 (c_common_lang_init): Initialize format_attribute_table with it.
3374 * c-common.h (decl_attributes): Remove decl.
3375 * tree.h (decl_attribute): Move it to here.
3376 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
3377 (attribs.o): New rule.
3379 2001-09-22 Andreas Jaeger <aj@suse.de>
3381 * builtins.c (c_getstr): Remove unused variable.
3383 2001-09-21 Richard Henderson <rth@redhat.com>
3385 * reload1.c (reload): Use delete_insn instead of splatting
3388 2001-09-21 Richard Henderson <rth@redhat.com>
3390 * reload.c (push_secondary_reload): Don't check for "=" in output
3391 constraint after ""->ALL_REGS check.
3393 2001-09-21 Richard Henderson <rth@redhat.com>
3395 * predict.c (expected_value_to_br_prob): Use pc_set.
3397 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
3398 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
3400 2001-09-21 Richard Henderson <rth@redhat.com>
3402 * rtl.h (LCT_RETURNS_TWICE): New.
3403 * calls.c (emit_call_1): Set current_function_calls_setjmp for
3405 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
3406 to ECF_RETURNS_TWICE.
3407 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
3410 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
3412 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
3413 (JMP_BUF_SIZE): New.
3415 2001-09-21 Richard Henderson <rth@redhat.com>
3417 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
3420 2001-09-21 Richard Henderson <rth@redhat.com>
3422 * tree.def (FDESC_EXPR): New.
3423 * expr.c (expand_expr): Handle it.
3424 * varasm.c (initializer_constant_valid_p): Likewise.
3425 (output_constant): Likewise.
3426 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3427 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
3428 (ASM_OUTPUT_FDESC): New.
3429 * doc/tm.texi: Document the new macros.
3431 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3433 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
3434 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
3435 once merging is complete.
3437 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3439 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
3441 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
3443 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
3444 that would be invalid after a merge.
3446 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
3448 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
3449 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
3451 (flow_delete_insn): This one.
3452 (delete_insn_chain): Rename from ...; do not care labels.
3453 (flow_delete_insn_chain): ... this one.
3454 (flow_delete_block): Remove the insns one BB has been expunged.
3455 (merge_blocks_nomove): Likewise.
3456 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
3457 updating BB boundaries.
3458 (tidy_fallthru_edge): Likewise.
3459 (commit_one_edge_insertion): Likewise.
3460 * cfgbuild.c (find_basic_block): Likewise.
3461 (find_basic_blocks_1): Likewise.
3462 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
3463 (try_crossjump_to_edge): Likewise.
3464 (try_optimize_cfg): Likewise.
3465 * cse.c (delete_trivially_dead_insns): Likewise.
3466 * df.c (df_insn_delete): Likewise.
3467 * doloop.c (doloop_modify): Use delete_related_insns.
3468 * emit-rtl.c (try_split): Likewise.
3469 (remove_insn): Update BB boundaries.
3470 * expect.c (connect_post_landing_pads): Use delete_related_insns.
3471 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
3472 updating BB boundaries.
3473 (propagate_block_delete_insn): Likewise.
3474 (propagate_block_delete_libcall): Likewise.
3475 * function.c (delete_handlers): Use delete_related_insns.
3476 (thread_prologue_and_epilogue_insns): Likewise.
3477 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
3478 * genpeep.c (gen_peephole): Use delete_related_insns.
3479 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
3481 (find_cond_trap): Likewise.
3482 * integrate.c (save_for_inline): Use delete_related_insns.
3483 (copy_insn_list): Likewise.
3484 * jump.c (pruge_linie_number_notes): Likewise.
3485 (duplicate_loop_exit_test): Likewise.
3486 (delete_computation): Likewise.
3487 (delete_related_insn): Rename from ...; use delete_insn
3488 (delete_insn): ... this one.
3489 (redirect_jump): Use delete_related_insns.
3490 * loop.c (scan_loop): Likewise.
3491 (move_movables): Likewise.
3492 (find_and_verify_loops): Likewise.
3493 (check_dbra_loop): Likewise.
3494 * recog.c (peephole2_optimize): Likewise.
3495 * reg-stack.c (delete_insn_for_stacker): Remove.
3496 (move_for_stack_reg): Use delete_insn.
3497 * regmove.c (combine_stack_adjustments_for_block): Likewise.
3498 * reload1.c (delete_address_reloads): Use delete_related_insns.
3499 (fixup_abnormal_edges): Use delete_insn.
3500 * recog.c (emit_delay_sequence): Use delete_related_insns.
3501 (delete_from-delay_slot): Likewise.
3502 (delete_scheduled_jump): likewise.
3503 (optimize_skip): Likewise.
3504 (try_merge_delay_insns): Likewise.
3505 (full_simple_delay_slots): Likewise.
3506 (fill_slots_from_thread): Likewise.
3507 (relax_delay_slots): Likewise.
3508 (make_return_insns): Likewise.
3509 (dbr_schedule): Likewise.
3510 * rtl.h (delete_insn): Rename to delete_related_insns.
3511 (delete_insn, delete_insn_chain): New prototypes.
3512 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3513 by df_insn_delete already.
3514 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3515 * ssa.c (convert_from_ssa): Use delete_related_insns.
3516 * unroll.c (unroll_loop): Likewise.
3517 (calculate_giv_inc): Likewise.
3518 (copy_loop_body): Likewise.
3520 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3521 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3522 ix86_return_in_memory, ix86_function_value): Declare.
3523 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3524 new static valurables.
3525 (x86_64_reg_class): New enum
3526 (x86_64_reg_class_name): New array.
3527 (classify_argument, examine_argument, construct_container,
3528 merge_classes): New static functions.
3529 (optimization_options): Enable flag_omit_frame_pointer and disable
3530 flag_pcc_struct_return on 64bit.
3531 (ix86_libcall_value, ix86_function_value,
3532 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3533 ix86_return_in_memory, ix86_function_value): New global functions.
3534 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3535 (function_arg_advance): Handle x86_64 passing conventions.
3536 (function_arg): Likewise.
3537 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3538 (RETURN_IN_MEMORY): Move offline.
3539 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3540 (FUNCTION_VALUE_REGNO_P): New macro.
3541 (FUNCTION_ARG_REGNO_P): Move offline.
3542 (struct ix86_args): Add maybe_vaarg.
3543 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3544 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3546 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3548 * s390.md: Changed attributes for scheduling.
3549 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3552 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3554 Table-driven attributes.
3555 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3556 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3557 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3558 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3559 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3560 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3561 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3562 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3563 * tree.h (struct tree_decl): Change machine_attributes to
3565 * doc/c-tree.texi: Document that all attributes are now attached
3567 * c-common.c (add_attribute, attrtab, attrtab_idx,
3568 default_valid_lang_attribute, valid_lang_attribute): Remove.
3569 (attribute_tables, attributes_initialized,
3570 c_common_attribute_table, default_lang_attribute_table): New
3572 (handle_packed_attribute, handle_nocommon_attribute,
3573 handle_common_attribute, handle_noreturn_attribute,
3574 handle_unused_attribute, handle_const_attribute,
3575 handle_transparent_union_attribute, handle_constructor_attribute,
3576 handle_destructor_attribute, handle_mode_attribute,
3577 handle_section_attribute, handle_aligned_attribute,
3578 handle_weak_attribute, handle_alias_attribute,
3579 handle_no_instrument_function_attribute,
3580 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3581 handle_no_limit_stack_attribute, handle_pure_attribute): New
3583 (init_attributes, decl_attributes): Rewrite to implement
3584 table-driven attributes.
3585 * c-common.h (enum attribute_flags): Move to tree.h.
3586 * c-format.c (decl_handle_format_attribute,
3587 decl_handle_format_arg_attribute): Rename to
3588 handle_format_attribute and handle_format_arg_attribute. Update
3589 for table-driven attributes.
3590 * c-common.h (decl_handle_format_attribute,
3591 decl_handle_format_arg_attribute): Remove prototypes.
3592 (handle_format_attribute, handle_format_arg_attribute): Add
3594 * c-decl.c (grokdeclarator): Handle attributes nested inside
3596 * c-parse.in (setattrs, maybe_setattrs): Remove.
3597 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3598 Update to handle nested attributes properly.
3599 (maybe_resetattrs, after_type_declarator,
3600 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3601 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3603 (make_pointer_declarator): Update to handle nested attributes
3605 * doc/extend.texi: Update documentation of limits of attributes
3606 syntax. Warn about problems with attribute semantics in C++.
3607 * target.h (struct target): Remove valid_decl_attribute and
3608 valid_type_attribute. Add attribute_table and
3609 function_attribute_inlinable_p.
3610 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3611 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3612 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3614 (TARGET_INITIALIZER): Update.
3615 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3617 (function_attribute_inlinable_p): New function. Check for the
3618 presence of any machine attributes before using
3619 targetm.function_attribute_inlinable_p.
3620 (function_cannot_inline_p): Update.
3621 * Makefile.in (integrate.o): Update dependencies.
3622 * doc/tm.texi: Update documentation of target attributes and
3623 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3624 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3626 (default_target_attribute_table,
3627 default_function_attribute_inlinable_p): New.
3628 (lookup_attribute): Update comment to clarify handling of multiple
3629 attributes with the same name.
3630 (merge_attributes, attribute_list_contained): Allow multiple
3631 attributes with the same name but different arguments to appear in
3632 the same attribute list.
3633 * tree.h (default_valid_attribute_p): Remove prototype.
3634 (struct attribute_spec): New.
3635 (default_target_attribute_table): Declare.
3636 (enum attribute_flags): Move from c-common.h. Add
3637 ATTR_FLAG_TYPE_IN_PLACE.
3638 (default_function_attribute_inlinable_p): Declare.
3639 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3640 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3641 (TARGET_ATTRIBUTE_TABLE): Define.
3642 (vms_attribute_table): New.
3643 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3644 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3645 (TARGET_ATTRIBUTE_TABLE): Define.
3646 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3647 * config/arm/arm.c (arm_valid_type_attribute_p,
3648 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3650 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3652 (TARGET_ATTRIBUTE_TABLE): Define.
3653 (arm_attribute_table, arm_handle_fndecl_attribute,
3654 arm_handle_isr_attribute): New.
3655 * config/avr/avr.c (avr_valid_type_attribute,
3656 avr_valid_decl_attribute): Remove.
3657 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3659 (TARGET_ATTRIBUTE_TABLE): Define.
3660 (avr_attribute_table, avr_handle_progmem_attribute,
3661 avr_handle_fndecl_attribute): New.
3662 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3663 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3664 (TARGET_ATTRIBUTE_TABLE): Define.
3665 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3666 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3667 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3668 (TARGET_ATTRIBUTE_TABLE): Define.
3669 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3670 h8300_handle_eightbit_data_attribute,
3671 h8300_handle_tiny_data_attribute): New.
3672 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3673 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3675 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3677 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3678 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3680 (TARGET_ATTRIBUTE_TABLE): Define.
3681 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3682 ix86_handle_regparm_attribute): New.
3683 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3684 i386_pe_valid_type_attribute_p): Remove.
3685 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3686 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3687 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3688 (TARGET_ATTRIBUTE_TABLE): Define.
3689 (ia64_attribute_table): New.
3690 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3691 interrupt_ident2, model_ident1, model_ident2): Remove.
3692 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3693 (TARGET_ATTRIBUTE_TABLE): Define.
3694 (init_idents): Update.
3695 (m32r_attribute_table, m32r_handle_model_attribute): New.
3696 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3698 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3699 (TARGET_ATTRIBUTE_TABLE): Define.
3700 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3701 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3702 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3703 (TARGET_ATTRIBUTE_TABLE): Define.
3704 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3705 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3706 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3707 (TARGET_ATTRIBUTE_TABLE): Define.
3708 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3709 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3710 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3711 (TARGET_ATTRIBUTE_TABLE): Define.
3712 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3713 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3714 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3715 (TARGET_ATTRIBUTE_TABLE): Define.
3716 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3717 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3719 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3721 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3722 (TARGET_ATTRIBUTE_TABLE): Define.
3723 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3725 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3726 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3727 (TARGET_ATTRIBUTE_TABLE): Define.
3728 (v850_attribute_table, v850_handle_interrupt_attribute,
3729 v850_handle_data_area_attribute): New.
3730 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3731 Return void. Call decl_attributes instead of
3732 valid_machine_attribute.
3734 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3736 * sh-protos.h (sh_pr_n_sets): Declare.
3737 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3738 look at the copy to determine if PR needs to be saved.
3739 sh_pr_n_sets: New function.
3740 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3741 (ALLOCATE_INITIAL_VALUE): Define.
3743 * sh.c (initial_elimination_offset):
3744 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3746 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3748 * integrate.c (allocate_initial_values): New function.
3749 * integrate.h (allocate_initial_values): Declare.
3750 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3752 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3754 * toplev.c (rest_of_compilation): To here.
3755 Call allocate_initial_values.
3756 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3758 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3760 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3762 2001-09-20 DJ Delorie <dj@redhat.com>
3764 * c-typeck.c (really_start_incremental_init): Discriminate
3765 between zero-length arrays and flexible arrays.
3766 (push_init_level): Detect zero-length arrays and handle them
3767 like fixed-sized arrays.
3768 * expr.c (store_constructor): Handle zero-length arrays and
3769 flexible arrays correctly.
3770 * doc/extend.texi: Update zero-length array notes.
3772 2001-09-20 Jim Wilson <wilson@redhat.com>
3774 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3775 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3776 for issue port conflicts.
3777 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3779 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3781 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3784 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3786 * fold-const.c (hashtab.h): Include.
3787 (int_const_binop): Remove FORSIZE arg and compute from type; all
3789 Call size_int_type_wide for all single-word constants.
3790 (size_htab_hash, size_htab_eq): New functions.
3791 (size_int_type_wide): Rework to use hash table.
3792 * ggc-common.c (hashtab.h): Include.
3793 (struct d_htab_root): New struct.
3794 (d_htab_roots): New variable.
3795 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3796 (ggc_mark_roots): Handle deletable htabs.
3797 * ggc-page.c (ggc_marked_p): New function.
3798 * ggc-simple.c (ggc_marked_p): Likewise.
3799 * ggc.h: Reformatting throughout.
3800 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3801 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3802 (type_hash_add): Allocate struct type_hash from GC memory.
3803 (mark_hash_entry, mark_type_hash): Deleted.
3804 (type_hash_marked_p, type_hash_mark): New functions.
3805 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3807 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3809 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3812 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3814 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3815 array-too-large test for signed sizetype.
3817 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3819 * i386.md (indirect_jump): Allow Pmode operand.
3820 (tablejump): LIkewise; perform expansion to 64bit mode.
3821 * i386.c (symbolic_operand): Allow 64bit PIC references.
3822 (pic_symbolic_operand): Likewise.
3823 (ix86_find_base_term): Strip the 64bit PIC references.
3824 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3825 (legitimize_pic_address): Likewise.
3826 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3827 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3829 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3831 * stringpool.c (get_identifier_with_length): New function.
3832 * tree.h (get_identifier_with_length): New prototype.
3834 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3835 David Edelsohn <edelsohn@gnu.org>
3838 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3839 already sign-extended.
3841 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3842 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3844 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3845 (output_profile_hook): Declare label_name const.
3846 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3847 to match constraints.
3849 2001-09-19 Stan Shebs <shebs@apple.com>
3851 * alias.c: Fix typos in comments.
3852 * sched-rgn.c (init_ready_list): Ditto.
3853 * unwind-dw2.c (uw_frame_state_for): Ditto.
3854 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3855 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3856 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3858 2001-09-19 Richard Henderson <rth@redhat.com>
3860 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3862 * Makefile.in (cfg.o): Depend on TM_P_H.
3864 2001-09-19 Richard Henderson <rth@redhat.com>
3866 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3867 (local_symbolic_operand): ... here.
3868 (small_symbolic_operand): Check mode.
3869 (global_symbolic_operand): New.
3870 (input_operand): Reject symbolics if explicit relocs.
3871 (call_operand): Tidy.
3872 (alpha_legitimize_address): Use movdi_er_high_g.
3873 (alpha_expand_mov): Likewise.
3874 * config/alpha/alpha-protos.h: Update.
3875 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3876 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3877 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3878 (UNSPECV_LDGP2): Remove.
3879 (all call patterns): Use 's' not 'i' for symbolic constraint.
3880 (call_osf call_value_osf): Use call_operand.
3881 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3882 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3883 (prologue_ldgp_1_er): Remove.
3884 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3885 (builtin_setjmp_receiver_er patterns): Use them.
3886 (exception_receiver_er): Likewise.
3888 2001-09-19 Richard Henderson <rth@redhat.com>
3890 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3892 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3893 and NON_LOCAL_GOTO notes.
3894 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3895 copy over CALL_INSN_FUNCTION_USAGE.
3897 2001-09-18 Catherine Moore <clm@redhat.com>
3899 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3902 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3904 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3905 new-style tm_file specification. Specify correct tm_p_file,
3906 md_file, and out_file for s390x.
3908 * config/s390/linux.h, linux64.h: Don't include other target
3909 macro header files. Now handled via tm_file.
3911 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3912 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3913 are defined before use.
3915 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3917 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3918 code generation only for Gnu assembler.
3920 2001-09-18 Catherine Moore <clm@redhat.com>
3922 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3924 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3926 * config/mips/mips.c (mips_frame_set): New.
3927 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3928 a parallel frame-related expression with a set for each register.
3930 2001-09-18 Philip Blundell <philb@gnu.org>
3932 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3935 2001-09-17 Dale Johannesen <dalej@apple.com>
3937 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3938 * config/rs6000/aix.h (FIXED_R2): Define.
3939 * config/rs6000/darwin.h (FIXED_R2): Define.
3940 * config/rs6000/sysv4.h (FIXED_R2): Define.
3942 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3944 * except.c (dw2_build_landing_pads): New local
3945 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3946 barrier after clobbers. Fixes c++/4012.
3948 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3950 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3952 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3954 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3955 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3957 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3959 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3962 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3964 * cpphash.h (_cpp_lex_direct): New.
3965 * cpplex.c (_cpp_lex_token): Update.
3966 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3967 and increment that pointer.
3968 * cppmacro.c (alloc_expansion_token): New.
3969 (lex_expansion_token): Lex macro expansion directly into
3972 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3974 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3976 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3978 * basic-block.h (free_bb_for_insn): Declare.
3979 * bb-reorder.c (label_for_bb): Use block_label.
3980 (emit_jump_to_block_after): Remove.
3981 (insert_intra_1): Do not update block_for_insn.
3982 (insert_inter_bb_scope_notes): Likewise; update bb->end
3983 * cfg.c (free_bb_for_insn): New.
3984 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3985 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3986 (commit_one_edge_insertion): Likewise.
3987 (commit_one_edge_insertion): Do not update BB boundary.
3988 (commit_edge_insertions): Do not call compute_bb_for_insn.
3989 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3990 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3991 (merge_blocks_move_successor_nojumps): Likewise.
3992 (try_crossjump_to_edge): Do not update block_for_insn.
3993 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3994 * df.c (df_pattern_emit_later): Do not update BB boundary.
3995 (df_jump_pattern_emit_after): Likewise.
3996 (df_insn_move_before): Use emit_insn_before.
3997 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
3999 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4000 boundaries and basic_block_for_insn.
4001 (reorder_insns_nobb): Rename from reorder_insns.
4002 (reorder_insns): New.
4003 (emit_block_insn_before, emit_block_insn_after): Kill.
4004 * flow.c (check_function_return_warnings): Do not call
4005 compute_bb_for_insn; Do not free basic_block_for_insn.
4006 (attempt_auto_inc): Do not update basic_block_for_insn.
4007 * function.c (emit_return_into_block): Likewise;
4008 do not update BB boundaries.
4009 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4010 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4011 (pre_insert_copy_insn): Likewise.
4012 (update_ld_motion_notes): Likewise.
4013 (insert_insn_start_bb): Likewise.
4014 (replace_store_insn): Likewise.
4015 * ifcvt.c (noce_process_if_block): Likewise.
4016 (if_convert): Do not call compute_bb_for_insn.
4017 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4018 Use emit_insn_before and emit_insn_after.
4019 * recog.c (split_all_insns): Do not update BB boundaries;
4020 Do not call compute_bb_for_insn.
4021 (peephole2_optimize): Do not update BB boundaries.
4022 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4024 (emit_swap_insn): Likewise.
4025 (convert_regs_1): Likewise.
4026 * reload1.c (reload): Call compute_bb_for_insn.
4027 * rtl.h (reorder_insns_nobb): Declare.
4028 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4029 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4030 at places CFG is invalidated; do not call compute_bb_for_insn.
4032 * cfg.c (expunge_block): Invalidate BB structure.
4034 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4037 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4039 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4041 * cpphash.h (_cpp_lex_token): Update prototype.
4042 * cpplex.c (_cpp_lex_token): New prototype.
4043 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4044 lex_macro_node, read_flag, do_pragma_poison): Update.
4045 * cppmacro.c (cpp_get_token, parse_params,
4046 lex_expansion_token): Update.
4048 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4050 * cppmain.c (scan_translation_unit): Don't worry about
4051 putting a space after hashes.
4052 * cpplib.c (directive_diagnostics): New.
4053 (_cpp_handle_directive): Update to use directive_diagnostics.
4054 (run_directive): Don't toggle prevent_expansion.
4055 (do_line): Backup in case of the line extension.
4056 * cpplib.h (cpp_lexer_pos): Remove.
4057 * cppmacro.c (_cpp_create_definition): Precede a leading #
4060 2001-09-15 Richard Henderson <rth@redhat.com>
4062 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4064 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4066 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4068 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4070 PR preprocessor/3571
4071 * tradcpp.c (handle_directive): Skip non-vertical space.
4073 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4075 * cppmain.c (setup_callbacks): Set line callback only
4076 if outputting preprocessed source.
4078 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4080 * collect2.c (main): Const-ification.
4081 * gcc.c (translate_options, process_command): Use xstrdup in
4082 lieu of xmalloc/strcpy.
4083 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4085 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4087 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4090 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4092 * scan-decls.c (scan_decls): Fix typo.
4094 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4096 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4097 Split mlstring_pos into mls_line and mls_col.
4098 * cppinit.c (cpp_create_reader): Initialize line to 1.
4099 (cpp_destroy): Free tokenruns.
4100 (push_include): Don't update lexer_pos.
4101 * cpplex.c (unterminated, parse_string): Update.
4102 (lex_token): Don't update lexer_pos, update.
4103 * cpplib.c (if_stack): Save line instead of line + col.
4104 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4105 push_conditional, _cpp_pop_buffer): Update.
4106 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4107 (_cpp_create_definition): Update.
4109 2001-09-15 Eric Christopher <echristo@redhat.com>
4111 * config/mips/abi64.h: Add support for MEABI.
4113 2001-09-15 Eric Christopher <echristo@redhat.com>
4115 * config/mips/mips.md: Add unspec #2.
4117 (reload_outdi): Ditto.
4118 (reload_outsi): Ditto.
4121 2001-09-15 Eric Christopher <echristo@redhat.com>
4122 Jason Eckhardt <jle@redhat.com>
4124 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4125 * config/mips/isa32-linux.h: New file.
4126 * config/mips/isa3264.h: Ditto.
4127 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4128 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4129 (output_block_mode): Support MEABI.
4130 (function_arg): Ditto. Fix floating point arg passing.
4131 (mips_va_start): Ditto.
4132 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4134 (mips_asm_file_start): Add new section to pass abi to gdb.
4135 (function_arg_pass_by_reference): Support MEABI.
4136 (mips_parse_cpu): Support mips32 and mips64 processors.
4137 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4138 TARGET_MIPS5KC. Support isa32 and isa64.
4139 (processor_type): Add r4kc, r5kc, r20kc.
4140 (GENERATE_MULT3_SI): New.
4141 (GENERATE_MULT3_DI): Ditto.
4142 (GENERATE_MULT3): Remove.
4143 (ISA_HAS_64BIT_REGS): Add isa == 64.
4144 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4145 (ISA_HAS_MADD_MSUB): New.
4146 (ISA_HAS_CLZ_CLO): Ditto.
4147 (ISA_HAS_DCLZ_DCLO): Ditto.
4148 (ABI_GAS_ASM_SPEC): New.
4149 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4152 (SUBTARGET_CC1_SPEC): Ditto.
4153 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4154 (PAD_VARARGS_DOWN): Support MEABI.
4155 (HARD_REGNO_NREGS): Move to mips.c.
4156 (ASM_OUTPUT_IDENT): Add #undef.
4157 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4158 (mulsi3): Use GENERATE_MULT3_SI.
4159 (mulsi3_mult3): Ditto. Support mips32, mips64.
4160 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4161 (mul_sub_si): New pattern.
4162 (unnamed splitters): New.
4163 (muldi3): Use GENERATE_MULT3_DI.
4164 (muldi3_internal2): Ditto.
4165 (movdicc): Support mips32.
4166 * config/mips/t-isa3264: New file.
4168 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4170 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4171 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4172 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4174 * reorg.c (fill_slots_from_thread): After call to
4175 steal_delay_list_from_target, update own_thread as new_thread may
4178 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4180 * cpperror.c (print_location): Take line and column, for
4181 default positioning use the previously lexed token.
4182 (_cpp_begin_message): Take line and column.
4183 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4184 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4185 * cpphash.h (_cpp_begin_message): Update prototype.
4186 * cppinit.c (push_include): Don't set output line.
4187 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4188 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4189 (do_pragma): Kludge for front ends. Don't expand macros at all.
4190 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4191 (struct cpp_token): Remove output_line.
4192 (struct cpp_callbacks): New member line_change.
4193 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4194 cpp_get_token): Preserve BOL flag.
4195 (cpp_get_line): Remove.
4196 (_cpp_backup_tokens): Remove useless abort().
4197 * cppmain.c (cb_line_change): New.
4198 (scan_translation_unit): Don't worry about starting new lines here.
4199 * scan-decls.c (scan_decls): Update.
4200 * c-lex.c (c_lex, init_c_lex): Update.
4201 (cb_line_change, src_lineno): New.
4203 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4205 * tree.c (append_random_chars): Generate the random
4206 characters in a reproducable fashion.
4208 2001-09-14 Richard Henderson <rth@redhat.com>
4210 * config/i386/i386.c (internal_label_prefix): New.
4211 (internal_label_prefix_len): New.
4212 (override_options): Set them.
4213 (local_symbolic_operand): New.
4214 (legitimate_pic_address_disp_p): Use it.
4215 (legitimize_pic_address): Likewise.
4217 2001-09-14 Marc Espie <espie@openbsd.org>
4219 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4222 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4224 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4225 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4227 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4229 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4230 invocation of SUBREG_REGNO_OFFSET.
4232 * haifa-sched.c: Fix typo in FSF copyright statement.
4233 * sched-deps.c: Fix typo in FSF copyright statement.
4234 * sched-ebb.c: Fix typo in FSF copyright statement.
4235 * sched-rgn.c: Fix typo in FSF copyright statement.
4236 * sched-vis.c: Fix typo in FSF copyright statement.
4238 * config.gcc: Move inclusion of arm elf specific header files
4239 from the files themselves into the tm_file variable. Make
4240 sure that elfos.h is included before target specific elf
4242 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4244 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4245 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4246 ASM_OUTPUT_CASE_LABEL): Protect definition.
4247 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4248 not already defined.
4249 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4250 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4251 Remove duplicate definition.
4252 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4253 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4254 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4255 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4256 Remove inclusion of arm/elf.h.
4257 * config/arm/unknown-elf.h: as for conix-elf.h.
4258 (STARTFILE_SPEC): Include crti.o and crtn.o.
4259 * config/arm/linux-elf.h: as for conix-elf.h.
4260 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4261 * config/arm/strongarm-elf.h: Remove inclusion of
4263 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
4264 * config/arm/unknown-elf-oabi.h: Remove inclusion of
4265 unknown-elf.h and elf.h.
4266 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
4267 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
4268 ASM_WEAKEN_LABEL): Remove redundant definition.
4269 * config/arm/elf.h: Test for inclusion of elfos.h
4270 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
4271 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
4272 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
4273 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
4274 redundant definition.
4275 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
4276 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
4277 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
4278 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
4279 Add rules to build crti.o and crtn.o
4280 * crti.asm: New file.
4281 * crtn.asm: New file.
4283 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
4285 * c-parse.in (_yylex): Use _cpp_backup_tokens.
4286 * cpphash.h (struct tokenrun): Add prev.
4287 (struct lexer_state): Remove bol.
4288 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
4289 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
4291 * cppinit.c (cpp_create_reader): Don't set bol.
4292 (cpp_destroy): Don't free lookaheads.
4293 * cpplex.c (lex_directive): Remove.
4294 (next_tokenrun): Update.
4295 (_cpp_lex_token): Clean up logic.
4296 (lex_token): Update to return a pointer to lexed token, since it
4297 can move to the start of the buffer. Simpify newline handling.
4298 * cpplib.c (SEEN_EOL): Update.
4299 (skip_rest_of_line): Remove lookahead stuff.
4300 (end_directive): Line numbers are already incremented. Revert
4301 to start of lexed token buffer if we can.
4302 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
4303 parse_answer): Use _cpp_backup_tokens.
4304 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
4305 instead. Don't check for EOL.
4306 (do_include_common, do_line, do_pragma_system_header): Use
4308 * cpplib.h (BOL, _cpp_backup_tokens): New.
4309 * cppmacro.c (save_lookahead_token, take_lookahead_token,
4310 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
4311 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
4312 (builtin_macro): Don't use cpp_get_line.
4313 (cpp_get_line): Short term kludge.
4314 (parse_arg): Handle directives in arguments here. Back up when
4315 appropriate. Store EOF at end of argument list.
4316 (funlike_invocation_p): Use _cpp_backup_tokens.
4317 (push_arg_context): Account for EOF at end of list.
4318 (cpp_get_token): Remove lookahead stuff. Update.
4320 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4322 * c-parse.in (yyerror): Const-ification and/or static-ization.
4323 * c-typeck.c (push_member_name): Likewise.
4324 * collect2.c (main): Likewise.
4325 * dbxout.c (dbxout_parms): Likewise.
4326 * diagnostic.c (format_with_decl): Likewise.
4327 * dwarf2out.c (output_ranges): Likewise.
4328 * dwarfout.c (fundamental_type_code): Likewise.
4329 * except.c (dw2_output_call_site_table): Likewise.
4330 * gcc.c (do_spec_1): Likewise.
4331 * genopinit.c (optabs): Likewise.
4332 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
4333 gen_declaration_1, handle_impent): Likewise.
4334 * protoize.c (default_include, in_system_include_dir, abspath):
4336 * sched-vis.c (visualize_stall_cycles): Likewise.
4337 * sdbout.c (plain_type_1, sdbout_end_function,
4338 sdbout_end_epilogue): Likewise.
4339 * varasm.c (decode_reg_name): Likewise.
4341 * 1750a.c (mod_regno_adjust): Likewise.
4342 * alpha.c (alpha_write_one_linkage,
4343 unicosmk_output_default_externs): Likewise.
4344 * arm.c (arm_condition_codes): Likewise.
4345 * arm.h (arm_condition_codes): Likewise.
4346 * avr.c (output_movsisf, encode_section_info): Likewise.
4347 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
4349 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4350 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
4351 * m88k.c (output_function_profiler): Likewise.
4352 * mips.c (mips_output_conditional_branch): Likewise.
4353 * ns32k.c (ns32k_out_reg_names): Likewise.
4354 * ns32k.h (ns32k_out_reg_names): Likewise.
4355 * pj.c (pj_output_rval): Likewise.
4356 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
4357 * sparc.c (sparc_flat_function_prologue,
4358 sparc_flat_function_epilogue): Likewise.
4360 2001-09-13 Markus Werle <numerical.simulation@web.de>
4361 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4363 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
4364 Aachen University of Technology".
4366 2001-09-13 Andreas Schwab <schwab@suse.de>
4368 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
4371 2001-09-13 Richard Henderson <rth@redhat.com>
4373 * config/alpha/alpha.c (small_symbolic_operand): New.
4374 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
4375 (some_operand, input_operand): Don't handle HIGH.
4376 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
4377 (alpha_expand_mov): Likewise.
4378 (print_operand) [H]: Just print HIGH symbol.
4379 (print_operand_address): Handle small data.
4380 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
4381 (TARGET_SWITCHES): Add -msmall-data/large-data.
4382 (PIC_OFFSET_TABLE_REGNUM): New.
4383 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
4384 (PREDICATE_COES): Update.
4385 * config/alpha/alpha.md (adddi_er_high): New.
4386 (adddi_er_low): Handle small data.
4387 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
4388 prefer .sdata to .rodata.
4389 (SELECT_RTX_SECTION): Likewise.
4391 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
4393 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
4394 defining __size_t and leaving size_t undefined.
4396 2001-09-12 Diego Novillo <dnovillo@redhat.com>
4398 * basic-block.h (expunge_block): Declare.
4399 * cfg.c (expunge_block): Remove static declaration.
4401 2001-09-12 Richard Henderson <rth@redhat.com>
4403 * integrate.c (copy_insn_list): Copy label name from
4404 NOTE_INSN_DELETED_LABEL.
4406 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4408 * c-common.c (c_tree_code_name): Const-ification.
4409 * c-decl.c (c_decode_option): Likewise.
4410 * c-typeck.c (warn_for_assignment): Likewise.
4411 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
4413 * cppinit.c (output_deps): Likewise.
4414 * dependence.c (dependence_string, direction_string): Likewise.
4415 * dwarf2out.c (output_ranges): Likewise.
4416 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
4417 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
4418 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
4419 standard_startfile_prefix, standard_startfile_prefix_1,
4420 standard_startfile_prefix_2, tooldir_base_prefix,
4421 standard_bindir_prefix, find_a_file): Likewise.
4422 * genattrtab.c (make_length_attrs): Likewise.
4423 * gencheck.c (tree_codes): Likewise.
4424 * genemit.c (gen_split): Likewise.
4425 * genrecog.c (special_mode_pred_table): Likewise.
4426 * graph.c (graph_ext): Likewise.
4427 * protoize (default_include): Likewise.
4428 * reload.c (reload_when_needed_name): Likewise.
4429 * sched-vis.c (visualize_stall_cycles): Likewise.
4430 * tlink.c (recompile_files): Likewise.
4431 * toplev.c (decode_g_option): Likewise.
4432 * tradcpp.c (output_deps): Likewise.
4433 * varasm.c (decode_reg_name): Likewise.
4435 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
4438 * avr.c (avr_regnames, encode_section_info): Likewise.
4439 * c4x.c (float_reg_names): Likewise.
4440 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
4441 * elfos.h (const_section): Likewise.
4442 * i386.c (ix86_comp_type_attributes): Likewise.
4443 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
4444 * ia64/aix.h (UNIQUE_SECTION): Likewise.
4445 * ia64.c (type_names): Likewise.
4446 * m68hc11.c (reg_class_names): Likewise.
4447 * m88k.c (m_options): Likewise.
4448 * mips.c (mips_output_conditional_branch, mips_unique_section):
4450 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4451 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
4452 ultra_code_names): Likewise.
4453 * sparc.h (OVERRIDE_OPTIONS): Likewise.
4455 2001-09-12 Jakub Jelinek <jakub@redhat.com>
4457 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
4458 Use --fatal-warnings option for gas.
4459 * configure: Rebuilt.
4461 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4463 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
4465 2001-09-11 Jim Wilson <wilson@redhat.com>
4467 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
4469 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4471 * builtins.c (c_strlen): Treat an offset too large for a
4472 HOST_WIDE_INT as out of range.
4474 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
4476 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
4477 (EDGE_CRITICAL_P): New predicate.
4478 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
4480 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
4481 (dump_edge_info): Remove "crit".
4482 * cfganal.c (mark_critical_edges): Kill.
4483 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
4484 * cfgcleanup.c (cleanup_cfg): Likewise.
4485 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
4486 (find_spanning_tree): Likewise.
4487 * reg-stack.c (convert_regs_1): Likewise.
4488 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
4490 * basic-block.h (create_basic_block_structure): New.
4491 (create_basic_block): Update prototype.
4492 (force_nonfallthru): New.
4493 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
4494 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
4495 handle updating of block_for_insn, creating of empty BBs and BBs at
4496 the end of INSN chain.
4497 (create_basic_block): New function.
4498 (split_block): Use create_basic_block.
4499 (force_nonfallthru_and_redirect): Break out from ...; cleanup
4500 (redirect_edge_and_branch_force): ... here.
4501 (force_nonfallthru): New.
4502 (split_edge): Rewrite to use force_nonfallthru and create_block.
4503 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
4504 (find_basic_blocks): Free basic_block_for_insn.
4505 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
4507 * cfg.c: Fix formating.
4508 * cfgcleanup.c: Fix formating.
4509 (merge_blocks, tail_recursion_label_p): Return bool.
4510 (merge_blocks_move_predecessor_nojumps,
4511 merge_blocks_move_successor_nojumps): Return void.
4513 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4515 * configure.in: Check whether assembler supports section merging.
4516 * config.in: Rebuilt.
4517 * configure: Rebuilt.
4518 * varasm.c (variable_section, output_constant_pool): Pass alignment
4519 to SELECT_SECTION and SELECT_RTX_SECTION.
4520 (mergeable_string_section): New.
4521 (mergeable_constant_section): New.
4522 (default_elf_asm_named_section): Output SECTION_MERGE and
4523 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4524 * output.h (mergeable_string_section): New.
4525 (mergeable_constant_section): New.
4526 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4527 * toplev.c (flag_merge_constants): New.
4528 (f_options): Add -fmerge-constants and -fmerge-all-constants
4530 (toplev_main): Default to -fno-merge-constants if not optimizing.
4531 * flags.h (flag_merge_constants): Add extern.
4532 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4533 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4535 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4536 Define if assembler has working .subsection -1 support.
4537 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4538 Put constant into special SHF_MERGE sections if the linker should
4539 attempt to merge duplicates.
4540 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4542 Put constant into special SHF_MERGE sections if the linker should
4543 attempt to merge duplicates.
4544 * config/alpha/elf.h: Likewise.
4545 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4546 has working .subsection -1 support.
4547 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4549 * config/svr3.h: Likewise.
4550 * config/darwin.h: Likewise.
4551 * config/arm/aof.h: Likewise.
4552 * config/arm/linux-elf.h: Likewise.
4553 * config/avr/avr.h: Likewise.
4554 * config/c4x/c4x.h: Likewise.
4555 * config/d30v/d30v.h: Likewise.
4556 * config/i386/dgux.h: Likewise.
4557 * config/i386/osfrose.h: Likewise.
4558 * config/i386/sco5.h: Likewise.
4559 * config/i386/svr3gas.h: Likewise.
4560 * config/ia64/aix.h: Likewise.
4561 * config/m32r/m32r.h: Likewise.
4562 * config/m68k/m68k.h: Likewise.
4563 * config/m88k/dgux.h: Likewise.
4564 * config/m88k/m88k.h: Likewise.
4565 * config/mcore/mcore-pe.h: Likewise.
4566 * config/mips/mips.h: Likewise.
4567 * config/pa/pa.h: Likewise.
4568 * config/pa/pa-linux.h: Likewise.
4569 * config/romp/romp.h: Likewise.
4570 * config/rs6000/sysv4.h: Likewise.
4571 * config/rs6000/xcoff.h: Likewise.
4572 * config/s390/linux.h: Likewise.
4573 * config/sparc/sparc.h: Likewise.
4574 * config/sparc/sysv4.h: Likewise.
4575 * config/stormy16/stormy16.h: Likewise.
4576 * config/v850/v850.h: Likewise.
4577 * config/vax/vms.h: Likewise.
4578 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4579 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4580 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4581 default_elf_asm_named_section for SHF_MERGE sections.
4583 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4585 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4588 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4590 * c-common.c (split_specs_attrs): Allow for empty attributes with
4591 empty TREE_PURPOSE. Fixes PR c/4294.
4593 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4595 * basic-block.h (cached_make_edge, make_single_succ): New.
4596 (make_edge): Remove first parameter.
4597 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4598 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4599 created edge; use obstack allocation.
4600 (make_edge, make_single_succ_edge): New.
4601 (first_removed_edge): New static variable.
4602 (init_flow): Initialize first_removed_edge and n_edges.
4603 (clear_edges): Use remove_edge.
4604 (flow_delete_block): Likewise.
4605 (remove_edge): Add removed edges to the removed edges list.
4606 (split_block, redirect_edge_and_branch_force, split_edge):
4608 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4609 (add_noreturn_fake_exit_edges): Likewise.
4610 (connect_infinite_loops_to_exit): Liekwise.
4611 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4612 Use cached_make_edge.
4613 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4614 * profile.c (branch_prob): Update make_edge call.
4615 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4617 2001-09-11 Richard Henderson <rth@redhat.com>
4619 * config/alpha/alpha.c: Tidy formatting.
4620 (local_symbolic_operand): Verify mode.
4621 (alpha_sa_mask): Ignore unicos for eh_return.
4622 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4623 * config/alpha/alpha.md (umk divsi patterns): Remove.
4624 (extendsfdf2): Remove unicos check.
4625 (tablejump): Merge vms and unicos code; always use direct set
4628 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4630 * config.gcc (alpha*-*-unicosmk*): New target.
4632 * config/alpha/alpha-protos.h (symbolic_operand,
4633 unicosmk_add_call_info_word, unicosmk_add_extern,
4634 unicosmk_defer_case_vector, unicosmk_unique_section,
4635 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4636 unicosmk_asm_file_start, unicosmk_asm_file_end,
4637 unicosmk_output_common): Declare.
4639 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4640 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4641 alpha_does_function_need_gp, alpha_end_function): Support Cray
4643 (alpha_init_machine_status, alpha_mark_machine_status,
4644 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4645 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4646 unicosmk_asm_named_section, unicosmk_insert_attributes,
4647 unicosmk_section_type_flags, symbolic_operand,
4648 unicosmk_output_module_name, unicosmk_output_default_externs,
4649 unicosmk_output_dex, unicosmk_output_externs,
4650 unicosmk_output_addr_vec, unicosmk_ssib_name,
4651 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4652 unicosmk_asm_file_end, unicosmk_output_common,
4653 unicosmk_section_type_flags, unicosmk_unique_section,
4654 unicosmk_add_call_info_word, unicosmk_text_section,
4655 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4656 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4657 unicosmk_dex_count, unicosmk_special_name): New.
4658 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4659 TARGET_ABI_UNICOSMK.
4660 (get_aligned_mem, alpha_expand_unaligned_load,
4661 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4662 alpha_expand_unaligned_store_words): Support big-endian mode.
4663 (print_operand): Likewise. New format specifier 't'. Use
4664 TARGET_AS_SLASH_BEFORE_SUFFIX.
4665 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4666 (alpha_pv_save_size): Update with above change.
4667 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4668 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4671 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4672 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4673 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4674 (EXTRA_CONSTRAINT): New constraint 'U'.
4675 (PREDICATE_CODES): Add symbolic_operand.
4677 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4678 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4679 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4680 (integer division and modulus patterns): Split in default and
4682 (*divmodsi_internal, *divmoddi_internal): Disable for
4683 TARGET_ABI_UNICOSMK.
4684 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4685 little-endian and big-endian versions.
4686 (ext, ins, msk): Likewise.
4687 (extv, extzv, insv): Support big-endian mode.
4688 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4689 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4690 *tablejump_umk_internal, *call_value_umk): New.
4691 (*movdi_nofix): Add pattern for loading an address into a register on
4692 TARGET_ABI_UNICOSMK.
4693 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4694 (umk_mismatch_args, arg_home_umk): New.
4695 (various insns): Don't use mov, fmov, nop, fnop and unop.
4696 (realign): Support TARGET_ABI_UNICOSMK.
4698 * config/alpha/unicosmk.h: New file.
4699 * config/alpha/t-unicosmk: New file.
4701 * fixinc/inclhack.def (unicosmk_restrict): New.
4702 * fixinc/fixincl.x: Regenerate.
4704 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4705 (wchar_t): Check for and define __WCHAR_T__.
4707 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4709 * combine.c (simplify_shift_const): Treat shifts by the mode
4712 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4714 * cpphash.h (struct tokenrun): New.
4715 (struct cpp_context): New member bol.
4716 (struct cpp_reader): New members.
4717 (_cpp_init_tokenrun): New.
4718 * cppinit.c (cpp_create_reader): Set up the token runs.
4719 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4720 (lex_token): New internalised version of _cpp_lex_token. Don't
4721 handle directives or the multiple include opimisation here any
4722 more. Simply lex a token.
4723 * cpplib.c (run_directive): Clear bol.
4724 (_cpp_pop_buffer): Set bol.
4725 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4728 2001-09-11 Michael Meissner <meissner@redhat.com>
4730 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4731 give an error if the user uses -mfp32.
4732 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4734 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4735 floating point register size.
4736 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4738 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4739 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4741 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4742 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4744 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4746 * dbxout.c (dbxout_parms): Fix typo in comment.
4747 * unroll.c (loop_find_equiv_value): Ditto.
4748 * toplev.c (rest_of_compilation): Ditto.
4749 * loop.c (scan_loop): Ditto.
4750 * dwarf2out.c (struct dw_fde_struct): Ditto.
4752 2001-09-10 Zack Weinberg <zackw@panix.com>
4754 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4755 copying identifier when we're just going to throw it away.
4756 (parse_identifier_slow): New routine to handle abnormal cases.
4757 (_cpp_lex_token): Update call site.
4759 * hashtable.c (ht_lookup): Don't assume that the string we've
4760 been given is NUL-terminated.
4761 * system.h: #define __builtin_expect(a, b) to (a) if not
4764 2001-09-10 Michael Meissner <meissner@redhat.com>
4766 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4769 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4771 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4773 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4775 * builtins.c (c_getstr): Correct thinko in last change and further
4778 2001-09-10 Tim Freeman <tim@fungibole.com>
4780 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4781 into varray's and register them as roots with the garbage
4782 collector so they are not collected too soon.
4784 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4786 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4788 * basic-block.h (flow_obstack, label_value_list,
4789 tail_recursion_label_list): Declare
4790 (tidy_fallthru_edges): Declare.
4791 (expunge_block, last_loop_beg_note): Delete.
4792 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4794 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4795 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4796 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4797 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4798 expunge_block, flow_delete_block, compute_bb_for_insn,
4799 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4800 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4801 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4802 try_redirect_by_replacing_jump, last_loop_beg_note,
4803 redirect_edge_and_branch, redirect_edge_and_branch_force,
4804 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4805 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4806 commit_edge_insertions, dump_flow_info, debug_flow_info,
4807 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4808 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4809 Move here from flow.c
4810 * cfganal.c: New file.
4811 (forwarder_block_p, can_fallthru, mark_critical_edges,
4812 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4813 find_unreachable_blocks, create_edge_list, free_edge_list,
4814 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4815 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4816 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4817 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4818 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4819 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4820 Move here from flow.c
4821 * cfgbuild.c: New file
4822 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4823 make_edges, find_basic_blocks_1, find_basic_blocks,
4824 find_sub_basic_blocks): Move here from flow.c
4825 * cfgcleanup.c: New file.
4826 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4827 merge_blocks_move_predecessor_nojumps,
4828 merge_blocks_move_successor_nojumps, merge_blocks,
4829 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4830 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4831 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4833 * cfgloop.c: New file
4834 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4835 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4836 flow_loop_exit_edges_find, flow_loop_nodes_find,
4837 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4838 flow_loop_tree_node_add, flow_loops_tree_build,
4839 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4840 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4841 Move here from flow.c
4842 * flow.c: Remove everything moved elsewhere
4843 * output.h (cleanup_cfg): Return bool.
4845 * bb-reorder.c (reorder_block_def): Remove 'index'.
4846 (insert_intra_1): Add argument BB, set block for new note.
4847 (make_reorder_chain): Do not depdent on BB indexes.
4848 (make_reorder_chain_1): Do not use BB indexes.
4849 (label_for_bb): Likewise; set BB for new insn.
4850 (emit_jump_to_block_after): Likewise.
4851 (fixup_reoder_chain): Sanity check that all basic blocks
4852 are chained; verify newly created insn chain; remove
4853 undocnitional jump simplifying; Do not use BB indexes;
4854 properly initialize count and frequency information;
4855 dump reordered sequence.
4856 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4857 (insert_inter_bb_scope_notes): Set block for new insn.
4858 (reorder_basic_blocks): Dump flow info before reoredering.
4860 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4862 * alias.c (clear_reg_alias_info): Use K&R format definition.
4863 Avoid unsigned warning.
4864 * builtins.c: Use "unsigned int", not "unsigned".
4865 (target_char_cast): Use host_integerp and tree_low_cst.
4866 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4867 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4868 (c_getstr): Likewise.
4869 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4870 (builtin_memcpy_read_str): Avoid unsigned warning.
4871 (expand_builtin_memcpy): Alignments are unsigned.
4872 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4873 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4874 * predict.c (expensive_function_p): LIMIT now unsigned.
4875 * resource.c (mark_target_live_regs): Make some vars unsigned.
4876 * sdbout.c: Use "unsigned int", not "unsigned".
4877 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4878 (sdbout_source_line): Likewise.
4879 (sdbout_record_type_name): Remove "const" for NAME declaration.
4880 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4882 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4884 * calls.c (store_one_arg): Expand comment.
4886 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4888 * calls.c (store_one_arg): Make sure that the entire argument is
4889 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4891 2001-09-09 Richard Henderson <rth@redhat.com>
4893 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4895 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4897 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4899 2001-09-09 Richard Henderson <rth@redhat.com>
4901 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4902 (alpha_this_literal_sequence_number): New.
4903 (alpha_this_gpdisp_sequence_number): New.
4904 (some_operand, input_operand): Add HIGH.
4905 (local_symbolic_operand): New.
4906 (alpha_encode_section_info): New.
4907 (alpha_legitimate_address_p): Allow LO_SUM.
4908 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4909 (alpha_expand_mov): Likewise.
4910 (secondary_reload_class): Check memory_operand not general_operand
4912 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4913 (alpha_expand_unaligned_store): Likewise.
4914 (alpha_expand_unaligned_load_words): Likewise.
4915 (alpha_expand_unaligned_store_words): Likewise.
4916 (alpha_expand_block_clear): Likewise.
4917 (print_operand): Handle %#, %*, %H.
4918 (print_operand_address): Handle LO_SUM.
4920 (alpha_does_function_need_gp): Use it.
4921 (alpha_expand_block_move): Fix signed compare warnings.
4922 (alpha_sa_mask, alpha_align_insns): Likewise.
4923 * config/alpha/alpha-protos.h: Update.
4924 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4925 (MASK_EXPLICIT_RELOCS): New.
4926 (TARGET_SWITCHES): Add -mexplicit-relocs.
4927 (EXTRA_CONSTRAINT): Add 'T'.
4928 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4929 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4930 (ENCODE_SECTION_INFO): Out line.
4931 (REDO_SECTION_INFO_P): New.
4932 (STRIP_NAME_ENCODING): New.
4933 (ASM_OUTPUT_LABELREF): New.
4934 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4935 (PREDICATE_CODES): Update.
4936 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4937 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4938 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4939 builtin_setjmp_receiver_er, exception_receiver_1_er,
4940 call_value_osf_1_er): New patterns.
4941 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4942 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4943 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4944 (FINAL_PRESCAN_INSN): New.
4946 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4948 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4950 2001-09-08 Andreas Jaeger <aj@suse.de>
4952 * i386.h (TARGET_SWITCHES): Fix description.
4954 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4956 * rs6000.c (num_insns_constant): Compute number of instructions
4959 * doc/install.texi: Explain AIX exception handling work-around.
4960 Update URL for AIX fixes.
4962 2001-09-07 Jim Wilson <wilson@redhat.com>
4964 * alias.c (clear_reg_alias_info): New.
4965 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4966 * rtl.h (clear_reg_alias_info): Declare.
4968 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4970 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4972 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4973 (m16m,edivm,emulm): Change declaration to match definition.
4975 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4977 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4978 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4981 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4983 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4984 which have no corresponding C type.
4985 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4986 the representation of 64-bit doubles to work with 64-bit ints.
4988 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4990 * config/mips/mips.c (override_options): Do not override ISA when ABI
4991 specified if MIPS_CPU_STRING_DEFAULT was specified.
4993 2001-09-07 Richard Henderson <rth@redhat.com>
4995 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
4996 (express_from_1): Wrap lines.
4997 * rtlanal.c (commutative_operand_precedence): Rename from
4998 operand_preference; export.
4999 * rtl.h: Declare it.
5000 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5001 (simplify_binary_operation): Invoke simplify_plus_minus on
5002 (CONST (PLUS ...)) as well.
5003 (struct simplify_plus_minus_op_data): New.
5004 (simplify_plus_minus_op_data_cmp): New.
5005 (simplify_plus_minus): Use them. Avoid infinite recursion with
5006 simplify_binary_operation wrt CONST.
5008 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5010 * h8300-protos.h (general_operand_dst_push): Remove.
5011 * h8300.c (general_operand_dst_push): Likewise.
5012 * h8300.h (OK_FOR_T): Likewise.
5013 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5014 * h8300.md (pushqi_h8300): New.
5015 (pushqi_h8300hs): Likewise.
5017 (pushhi_h8300): Likewise.
5018 (pushhi_h8300hs): Likewise.
5021 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5023 * genattrtab.c (attr_printf): First arg is unsigned.
5024 Clean up formatting of callers.
5026 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5028 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5031 2001-09-07 Andreas Jaeger <aj@suse.de>
5033 * i386.h (TARGET_SWITCHES): Fix descriptions.
5035 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5037 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5039 2001-09-06 Ira Ruben <ira@apple.com>
5041 Remove OP_IDENTIFIER.
5042 * tree.def (OP_IDENTIFIER): Remove.
5043 * tree.c (tree_node_kind enum): Remove op_id_kind.
5044 (tree_node_kind_names): Remove "op_identifiers".
5045 (make_node): Remove OP_IDENTIFIER test.
5046 (build_op_identifier): Removed because it isn't being used.
5047 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5048 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5050 2001-09-06 Richard Henderson <rth@redhat.com>
5052 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5054 2001-09-06 Richard Henderson <rth@redhat.com>
5056 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5059 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5061 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5062 number used for CR register.
5064 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5065 Joern Rennecke (amylaar@cygnus.com)
5067 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5068 * h8300.c (initial_offset): Handle offset between RP and FP.
5069 (h8300_return_addr_rtx): New function.
5070 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5072 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5073 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5074 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5075 (CAN_ELIMINATE, REGISTER_NAMES):
5076 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5078 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5080 Remove TYPE_NONCOPIED_PARTS.
5081 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5082 (struct tree_type): Remove noncopied_parts.
5083 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5084 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5085 (fixed_type_p): Remove.
5086 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5087 (expand_expr, MODIFY_EXPR): Likewise.
5088 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5089 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5091 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5093 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5095 (mask64_operand): Likewise.
5096 (includes_rldic_lshift_p): Likewise.
5097 (includes_rldicr_lshift_p): Likewise.
5099 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5101 * objc/objc-act.c (build_message_expr): If a class method cannot
5102 be found, do not issue a warning if a corresponding instance
5103 method exists in the root class.
5105 2001-09-05 Richard Henderson <rth@redhat.com>
5107 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5109 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5111 * function.c (ggc_mark_struct_function): Mark f->outer.
5112 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5113 * integrate.c (output_inline_function): ... not here.
5115 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5117 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5119 * i386.c (size_cost): New static variable.
5120 (override_function): Use size_cost when -Os is specified.
5122 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5123 properly; Use current_function_calls_eh_return.
5124 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5125 use leave to avoid depdendancy chain.
5127 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5128 get BB loop_depth instead of computing it from LOOP notes.
5130 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5132 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5134 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5135 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5136 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5138 2001-09-05 Jeffrey A Law (law@cygnus.com)
5139 Jason Merrill (jason@redhat.com)
5141 * stor-layout.c (layout_type): Complain if an array's size can
5142 not be represented in a size_t.
5144 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5146 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5148 * gcc.c: (process_command) Add parentheses around assignment
5149 used as truth value.
5151 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5153 * config/mips/mips.c (save_restore_insns): Don't mark any register
5154 save slots as unchanging if current_function_calls_eh_return.
5156 2001-09-05 Richard Henderson <rth@redhat.com>
5158 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5159 * config/alpha/alpha-protos.h: Declare it.
5160 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5161 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5162 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5163 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5164 (REG_OK_FOR_BASE_P): Select one of the above.
5166 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5168 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5169 (crti.o): Prefix name of object file with $(T).
5172 2001-09-05 David S. Miller <davem@redhat.com>
5174 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5175 * config/sparc/linux64.h: Likewise.
5177 2001-09-05 Andreas Jaeger <aj@suse.de>
5179 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5180 available anymore, remove the documentation.
5181 (i386 Options): Fix typo, cleanup index entries.
5183 * prefix.c (concat): Remove, we can use the version from liberty.
5185 2001-09-05 Richard Henderson <rth@redhat.com>
5187 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5188 New functions split out of md file expanders.
5189 * config/alpha/alpha-protos.h: Declare them.
5190 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5192 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5194 * cppmacro.c (funlike_invocation_p): No need to restore context.
5196 2001-09-04 Richard Henderson <rth@redhat.com>
5198 * reload.c (push_reload): Export.
5199 * reload.h (push_reload): Declare it.
5201 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5202 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5203 * config/alpha/alpha.c (alpha_legitimize_address): New.
5204 (alpha_legitimize_reload_address): Likewise.
5205 * config/alpha/alpha-protos.h: Declare them.
5207 2001-09-04 Stan Shebs <shebs@apple.com>
5209 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5210 * config/darwin.c (machopic_stub_name): Account for internally
5211 generated lib calls such as memcpy.
5213 2001-09-04 Richard Henderson <rth@redhat.com>
5215 * unwind.h (_UA_END_OF_STACK): New flag.
5216 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5218 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5220 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5222 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5224 * config/mips/mips.c (save_restore_insns): Change base_offset to
5225 fp_offset in second call to mips_emit_frame_related_store.
5227 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5229 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5230 sometimes be represented as a NOTE of type
5231 NOTE_INSN_DELETED_LABEL.
5232 (Insns): Document NOTE_INSN_DELETED_LABEL.
5234 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5236 * c-common.h (tree_dump_index): Add more comments.
5237 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5238 (dump_option_value_info): New struct.
5239 (dump_options): New array.
5240 (dump_switch_p): Parse switch options symbolically.
5241 * doc/invoke.texi (-fdump-ast): Rename to ...
5242 (-fdump-tree): ... here. Document that options are symbolic, and
5243 not all are applicable.
5245 2001-09-04 David S. Miller <davem@redhat.com>
5247 * config/sparc/sparc.md (define_splits): Kill constraints.
5249 Cleanup redundant and unused insn attributes.
5250 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5251 binary, and move. Mark ialu as default.
5252 (commented out define_function_unit "alu"): Kill.
5253 (define_attr "use_clobbered"): Kill.
5254 (whole file): Kill address insn type references. Replace
5255 all unary/binary/move references with ialu.
5256 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5257 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5260 Simplify length insn attribute and make more judicious use
5261 of insn attribute defaulting.
5262 * config/sparc/sparc.md (all insns with length > one): Mark as
5263 insn type multi if real instructions, else use default if
5264 it is a forced splitter.
5265 (all insns with length == one): Use default insn length.
5266 (all insns of type ialu): Use default insn type.
5268 Fix erroneous insn attribute settings.
5269 (addx): Set insn type to misc.
5270 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
5271 const_umulsidi3_sp64): Set insn type to imul.
5273 Track SFmode vs DFmode insns according to UltraSPARC
5275 * config/sparc/sparc.md ("fptype"): New attribute, default
5277 (all DFmode single insns): Mark as fptype "double".
5279 2001-09-03 Jakub Jelinek <jakub@redhat.com>
5281 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
5283 2001-09-03 Richard Henderson <rth@redhat.com>
5285 * function.h (struct function): Add arg_pointer_save_area_init.
5286 * function.c (expand_function_end): Init arg_pointer_save_area.
5287 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
5288 when called from a nested function.
5290 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
5292 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
5295 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5297 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
5299 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
5301 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
5302 (emit_push_insn): Use specified padding direction when
5303 STACK_PUSH_CODE is POST_INC.
5305 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
5307 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5309 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
5311 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
5313 * cppinit.c (cpp_start_read): Free the imacros list as we
5314 traverse it. Don't free the chains before returning.
5315 (_cpp_push_next_buffer): Only try pushing buffers if we've
5316 completed -imacros handling.
5318 2001-08-31 Eric Christopher <echristo@redhat.com>
5320 * gcc.c (handle_braces): Add explaination for abort.
5322 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
5324 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
5325 move adjustment of bitpos instead.
5327 2001-08-31 Zack Weinberg <zack@codesourcery.com>
5329 * function.c: Remove all_functions. Make outer_function_chain
5331 (init_function_start): Don't add new function structure to
5333 (find_function_data, push_function_context_to,
5334 pop_function_context_from, put_var_into_stack,
5335 trampoline_address): Update for changed structure element names.
5336 (push_function_context_to): Disentangle.
5337 (free_after_compilation): Also free F.
5338 (expand_dummy_function_end): Don't free cfun here.
5339 (put_var_into_stack): Comment why we can't use find_function_data here.
5340 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
5341 (mark_function_chain): Split into maybe_mark_struct_function and
5342 ggc_mark_struct_function. Export the latter.
5343 (init_function_once): Mark from cfun and outer_function_chain;
5346 * function.h (struct function): Kill next_global. Rename next
5347 to outer. All users updated to match.
5348 (all_functions, outer_function_chain): Don't declare.
5350 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
5351 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
5352 don't touch f->inlinable, after calling rest_of_compilation.
5354 * tree.h: Forward-declare struct function. Prototype
5355 ggc_mark_struct_function.
5357 2001-08-31 Kazu Hirata <kazu@hxi.com>
5359 * config/h8300/h8300.md (*andorhi3): Fix typos.
5361 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5363 * calls.c (emit_library_call_value): Don't use a fixed
5364 argument after VA_CLOSE, i.e. out of scope in traditional C.
5366 * emit-rtl.c (gen_rtvec): Likewise.
5368 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5370 * Makefile.in (c-pragma.o): Depend on output.h.
5371 (reorg.o): Depend on except.h.
5373 * c-pragma.c: Include output.h.
5375 * reorg.c: Include except.h.
5377 * unwind-dw2.c: Call __builtin_alloca, not alloca.
5379 2001-08-31 Richard Henderson <rth@redhat.com>
5381 * sched-deps.c (add_dependence): Don't elide dependency if the
5382 conditional used by insn is modified in elem.
5384 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
5386 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
5388 2001-08-31 Diego Novillo <dnovillo@redhat.com>
5390 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
5393 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5395 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
5397 (stormy16_asm_out_constructor): New function.
5398 (TARGET_ASM_CONSTRUCTOR): Define.
5399 (TARGET_ASM_DESTRUCTOR): Define.
5401 2001-08-31 Andreas Jaeger <aj@suse.de>
5403 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
5404 * loop.c (add_label_notes): Likewise.
5405 * reload.c (find_reloads): Likewise.
5406 * config/sh/sh.c (machine_dependent_reorg): Likewise.
5408 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
5410 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
5411 code here. Take _Unwind_{W,Sw}ord*.
5412 (read_encoded_value_with_base): Use them.
5413 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
5415 (extract_cie_info): Simplify read_?leb128 handling.
5416 (execute_stack_op, execute_cfa_program): Likewise.
5417 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
5419 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
5421 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
5422 the frame pointer to pop the stack if convenient.
5424 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
5425 Don't use post-increment before combine.
5426 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
5427 a call-saved register.
5429 2001-08-31 Andreas Jaeger <aj@suse.de>
5431 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
5434 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
5436 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
5437 not DIV/MOD, of course.
5439 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
5441 * rtl.def: Undo my patch commited 2001-08-27.
5443 * genattrtab.c: Ditto.
5447 * sched-int.h: Ditto.
5449 * target-def.h: Ditto.
5453 * haifa-sched.c: Ditto.
5455 * sched-rgn.c: Ditto.
5457 * sched-vis.c: Ditto.
5459 * Makefile.in: Ditto.
5461 * doc/md.texi: Ditto.
5463 * doc/tm.texi: Ditto.
5465 * doc/contrib.texi: Ditto.
5467 * doc/gcc.texi: Ditto.
5469 * genattrtab.h: Remove it.
5471 * genautomata.c: Remove it.
5473 * genattr.c: Undo my patch and Richard Henderson's patch commited
5476 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
5478 * config.gcc (h8300-*-elf*): New case.
5479 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
5480 (SUBTARGET_CPP_SPEC): Define.
5481 (EXTRA_SPECS): Define.
5482 (SUBTARGET_EXTRA_SPECS): Define.
5483 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
5484 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
5486 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
5488 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
5489 (LIB2FUNCS_EXTRA): Define.
5490 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
5491 config/h8300/fixunssfsi.c: New file.
5493 2001-08-30 Kazu Hirata <kazu@hxi.com>
5495 * config/h8300/h8300.md (zero_extendqihi2): Changes to
5496 define_expand to accommodate target-specific attributes.
5497 (anonymous zero_extendqihi2 patterns): New.
5499 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
5501 * h8300.md (*andorhi3): New pattern.
5503 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
5505 * h8300.c (dosize): Fix test for "sub".
5507 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5509 * c-typeck.c (pointer_diff): Try to eliminate common term before
5512 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5514 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5515 Account for the saves of the FP registers.
5517 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5518 (TEXT_SECTION_ASM_OP): Define.
5519 (INIT_SECTION_ASM_OP): Define.
5520 (FINI_SECTION_ASM_OP): Define.
5521 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5522 (RDATA_SECTION_FUNCITON): Provide prototype.
5524 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5526 * reload1.c (move2add_note_store): Correct typo checking for
5529 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5531 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5532 note should not be considered outside the libcall block.
5534 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5536 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5538 2001-08-29 Kazu Hirata <kazu@hxi.com>
5540 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5542 2001-08-29 Kazu Hirata <kazu@hxi.com>
5544 * config/h8300/h8300-protos.h: Add a prototype for
5546 * config/h8300/h8300.c (emit_logical_op): New.
5547 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5554 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5556 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5557 comparison with rtx INTVAL.
5558 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5560 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5562 2001-08-29 Kazu Hirata <kazu@hxi.com>
5564 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5567 2001-08-29 Kazu Hirata <kazu@hxi.com>
5569 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5570 (reg n) to (mem (pre_dec (reg n))
5571 (anonymous movsi pattern): Likewise.
5573 2001-08-29 Kazu Hirata <kazu@hxi.com>
5575 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5577 2001-08-29 Kazu Hirata <kazu@hxi.com>
5579 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5580 several special constants.
5582 2001-08-29 Kazu Hirata <kazu@hxi.com>
5584 * config/h8300/lib1funcs.asm: Fix comment typos.
5586 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5588 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5589 Fix format specifier warnings.
5591 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5592 inet_makeaddr, semctl): Prototype.
5594 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5595 (save_restore_insns): Use base_offset, not gp_offset.
5597 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5598 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5600 2001-08-29 Richard Henderson <rth@redhat.com>
5602 * bb-reorder.c (function_tail_eff_head): New.
5603 (record_effective_endpoints): Set it.
5604 (fixup_reorder_chain): Use it.
5606 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5608 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5610 2001-08-28 Dale Johannesen <dalej@apple.com>
5612 * config/darwin.c (machopic_function_base_name): Add const
5613 qualifier to a string.
5614 (darwin_encode_section_info): Ditto.
5616 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5618 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5619 function definition.
5621 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5623 * df.h (struct df): Add rts_order variable.
5625 * df.c (df_visit_next_rts): New function.
5626 (df_visit_next): Renamed to df_visit_next_rc
5627 (df_analyse_1): Allocate/compute/free rts_order as well.
5628 (df_rd_global_compute): Use df_visit_next_rc instead of
5630 (df_ru_global_compute): Use df_visit_next_rts instead of
5633 * flow.c (flow_reverse_top_sort_order_compute): New function.
5635 * basic-block.h: Add prototype.
5637 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5639 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5640 blocks, the BB_REACHABLE is now set, rather than aux being
5641 non-NULL. Update the test to reflect this.
5643 2001-08-28 Eric Christopher <echristo@redhat.com>
5645 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5646 config/mips/crti.asm: Ditto.
5648 2001-08-28 Eric Christopher <echristo@redhat.com>
5649 Richard Henderson <rth@redhat.com>
5651 * c-pragma.h (add_weak): Move prototype from here...
5652 * output.h (add_weak): ... to here.
5653 * varasm.c (add_weak): Fix typo.
5654 * config/mips/crti.asm: New file.
5655 * config/mips/crtn.asm: Ditto.
5656 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5657 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5658 (INVOKE__main): Ditto.
5659 (INIT_SECTION_ASM_OP): New.
5660 (FINI_SECTION_ASM_OP): Ditto.
5661 (STARTFILE_SPEC): Add crti.
5662 (ENDFILE_SPEC): Add crtn.
5663 * config/mips/elf64.h: Same.
5664 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5666 * config/mips/vxworks.h: Ditto.
5667 * config/mips/t-elf: Support crti and crtn.
5669 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5671 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5674 2001-08-28 Richard Henderson <rth@redhat.com>
5676 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5677 (one_cmplbi2 splitter): Remove redundant test.
5679 2001-08-28 Dale Johannesen <dalej@apple.com>
5681 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5683 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5685 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5687 2001-08-28 Stan Shebs <shebs@apple.com>
5689 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5690 (UNALIGNED_SHORT_ASM_OP): Define.
5691 (UNALIGNED_INT_ASM_OP): Define.
5693 2001-08-28 Will Cohen <wcohen@redhat.com>
5695 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5696 generation for first set.
5698 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5700 * flow.c (redirect_edge_succ_nodup): Return new edge.
5701 (try_simplify_condjump): Use new edge.
5702 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5704 * cse.c (cse_basic_block): Skip note instructions.
5706 2001-08-27 Richard Henderson <rth@redhat.com>
5708 * combine.c (combine_simplify_rtx): Don't reverse condition
5709 if there is no reverse for the condition.
5710 (simplify_comparison): Don't simplify subregs from INT to FP.
5712 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5713 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5714 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5715 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5716 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5717 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5719 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5721 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5722 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5724 (adddi_dilshr32, adddi_dishl32): Only data register can be
5725 source for mem destination.
5727 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5728 and use bitnum to decide about register move.
5730 2001-08-27 Richard Henderson <rth@redhat.com>
5732 * genattr.c (main): Emit state_t even when not doing scheduling.
5734 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5735 Richard Henderson <rth@redhat.com>
5737 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5738 (reg_avail_info, current_bb): ... these.
5739 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5740 (compute_hash_table): Likewise.
5742 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5744 * flow.c (verify_flow_info): Use checksums to verify edges.
5746 2001-08-27 Richard Henderson <rth@redhat.com>
5748 * genautomata.c (expand_automata): Always create a description.
5750 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5752 * optabs.c (expand_binop): Correctly handle the carry in multiword
5753 add/subtract operations.
5755 2001-08-27 Fred Fish <fnf@be.com>
5757 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5760 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5762 * reload.c (find_reloads_toplev): Back out this change:
5764 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5766 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5767 mem if the address is a mode_dependent_address_p.
5769 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5771 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5772 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5773 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5776 * genattr.c (main): New variable num_insn_reservations. Increase
5777 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5778 pipeline hazard recognizer interface.
5780 * genattrtab.h: New file.
5782 * genattrtab.c: Include genattrtab.h.
5783 (attr_printf, check_attr_test, make_internal_attr,
5784 make_numeric_value): Move protypes into genattrtab.h. Define them
5786 (num_dfa_decls): New global variable.
5787 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5788 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5789 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5790 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5792 * genautomata.c: New file.
5794 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5796 * sched-int.h: (curr_state): Add the external definition for
5797 automaton pipeline interface.
5798 (haifa_insn_data): Add comments for members blockage and units.
5800 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5801 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5802 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5803 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5804 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5805 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5806 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5808 (TARGET_SCHED): Use the new macros.
5810 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5811 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5812 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5813 dfa_bubble): New members in gcc_target.sched.
5815 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5816 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5817 (insn_queue): Redefine it as pointer to array.
5818 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5820 (max_insn_queue_index_macro_value): New variable.
5821 (curr_state, dfa_state_size, ready_try): New varaibles for
5822 automaton interface.
5823 (ready_element, ready_remove, max_issue): New function prototypes
5824 for automaton interface.
5825 (choose_ready): New function prototype.
5826 (insn_unit, blockage_range): Add comments.
5827 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5828 FUNCTION_UNITS_SIZE == 0.
5829 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5830 actual_hazard, potential_hazard): Add comments.
5831 (insn_cost): Use cost -1 as undefined value. Remove
5832 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5834 (ready_element, ready_remove): New functions for automaton
5836 (schedule_insn): Add new code for automaton pipeline interface.
5837 (queue_to_ready): Add new code for automaton pipeline interface.
5838 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5839 (debug_ready_list): Print newline when the queue is empty.
5840 (max_issue): New function for automaton pipeline interface.
5841 (choose_ready): New function.
5842 (schedule_block): Add new code for automaton pipeline interface.
5843 Print ready list before scheduling each insn.
5844 (sched_init): Add new code for automaton pipeline interface.
5845 Initiate insn cost by -1.
5846 (sched_finish): Free the current automaton state and finalize
5847 automaton pipeline interface.
5849 * sched-rgn.c: Include target.h.
5850 (init_ready_list, new_ready, debug_dependencies): Add new code for
5851 automaton pipeline interface.
5853 * sched-vis.c: Include target.h.
5854 (get_visual_tbl_length): Add code for automaton interface.
5855 (target_units, print_block_visualization): Add comments.
5857 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5858 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5859 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5860 (getruntime.o, genautomata.o): New entries.
5861 (genattrtab.o): Add new dependency file genattrtab.h.
5862 (genattrtab): Add new dependencies. Link it with `libm.a'.
5863 (getruntime.o, hashtab.o): New entries for canadian cross.
5865 * doc/md.texi: Description of automaton based model.
5867 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5869 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5870 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5871 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5872 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5873 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5874 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5875 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5877 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5878 MAX_DFA_ISSUE_RATE): New macro descriptions.
5880 * doc/contrib.texi: Add dfa based scheduler contribution.
5882 * doc/gcc.texi: Add more information about genattrtab.
5884 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5886 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5889 2001-08-27 Richard Henderson <rth@redhat.com>
5891 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5892 (get_arg_pointer_save_area): New. Create an init it here.
5893 (fix_lexical_addr): Use it.
5894 * function.h: Declare it.
5895 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5896 * stmt.c (expand_nl_goto_receiver): Use it.
5898 2001-08-27 Richard Henderson <rth@redhat.com>
5900 * final.c (final_scan_insn): Don't enter APP_ON mode for
5903 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5904 alignment for assemble_integer for DW_EH_PE_aligned.
5905 * except.c (output_function_exception_table): Likewise.
5907 2001-08-26 Andreas Jaeger <aj@suse.de>
5909 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5911 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5913 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5915 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5917 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5919 (mask64_operand): Likewise.
5920 (rldic_operand): Delete.
5921 (includes_lshift64_p): Delete.
5922 (includes_rldic_lshift_p): New function.
5923 (includes_rldicr_lshift_p): New function.
5924 (print_operand): Don't call rldic_operand in case 'W'.
5925 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5926 (includes_lshift64_p): Remove.
5927 (includes_rldic_lshift_p): Declare.
5928 (includes_rldicr_lshift_p): Declare.
5929 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5930 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5931 Replace match_operand rldic_operand predicate with
5932 const_int_operand. Replace includes_lshift64_p condition with
5933 includes_rldic_lshift_p.
5934 <ashldi3_internal 64 bit rldicr patterns>: New.
5936 2001-08-27 Andreas Jaeger <aj@suse.de>
5938 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5939 * errors.c: Likewise.
5940 * final.c: Likewise.
5941 * dwarf2asm.c: Likewise.
5942 * doprint.c (checkit): Likewise.
5943 * diagnostic.c: Likewise.
5944 * collect2.c: Likewise.
5945 * calls.c: Likewise.
5946 * c-semantics.c (build_stmt): Likewise.
5947 * c-format.c (status_warning): Likewise.
5948 * c-errors.c (pedwarn_c99): Likewise.
5949 * builtins.c (validate_arglist): Likewise.
5950 * config/pj/pj.c (pj_printf): Likewise.
5951 * fix-header.c: Likewise.
5953 * gcov.c (fnotice): Likewise.
5954 * gensupport.c (message_with_line): Likewise.
5955 * mips-tfile.c: Likewise.
5956 * protoize.c (notice): Likewise.
5957 * read-rtl.c (fatal_with_file_and_line): Likewise.
5958 * rtl-error.c: Likewise.
5959 * tradcpp.c: Likewise.
5961 * cp/tree.c (build_min_nt): Likewise.
5962 (build_min): Likewise.
5963 * cp/lex.c: Likewise.
5964 * cp/errfn.c: Likewise.
5965 * cp/rtti.c (create_pseudo_type_info): Likewise.
5967 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5969 * df.c (df_uses_record): Return after recording all uses
5972 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5974 * df.c (df_insn_modify): Realloc the INSN table here, if
5975 necessary, here, too.
5977 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5979 * config/mips/mips.c (mips_function_value): Handle complex return
5982 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5984 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5986 * reload.c (make_memloc): Copy result if it is still
5987 reg_equiv_memory_loc[regno] on return.
5988 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5989 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5990 reg_equiv_mem are modified by the substitutions.
5992 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5994 * predict.c (expensive_function_p): New.
5995 * rtl.h (expensive_function_p): Declare.
5996 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
5997 (use_fast_prologue_epilogue): New static variable.
5998 (expand_prologue): Set it; emit short prologues if unset.
5999 (expand_epilogue): Likewise.
6001 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6003 * config.gcc: Add stormy16-*-elf case.
6004 * config/stormy16/stormy-abi: New file.
6005 * config/stormy16/stormy16-lib2.c: New file.
6006 * config/stormy16/stormy16-protos.h: New file.
6007 * config/stormy16/stormy16.c: New file.
6008 * config/stormy16/stormy16.h: New file.
6009 * config/stormy16/stormy16.md: New file.
6010 * config/stormy16/t-stormy16: New file.
6012 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6014 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6016 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6018 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6019 descriptor members are pointer size, not constant 4.
6020 * config/rs6000/rs6000.md (define_splits): Remove more unused
6023 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6025 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6027 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6029 * cp/rtti.c (VPARAMS): Fix parameter.
6031 2001-08-24 Zack Weinberg <zackw@panix.com>
6033 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6035 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6037 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6038 in if controlling use of insv.
6039 (extract_bit_field): Likewise, for extv and extzv.
6041 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6043 * i386.md (movcc peep2): Fix load of 0.
6045 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6047 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6048 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6050 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6052 * c-pragma.h: Move weak_syms and weak_decls...
6053 * varasm.c: ...here. Now static.
6054 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6055 depend on HANDLE_PRAGMA_WEAK.
6057 * c-common.c (c_alignof, c_alignof_expr): Move here...
6058 * c-typeck.c: ...from here.
6059 * c-tree.h, c-common.h: Adjust.
6061 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6063 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6064 instead of incrementing it.
6066 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6067 asm ready, don't try to move them all into the same array element.
6069 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6071 * function.c (thread_prologue_and_epilogue_insns): Avoid
6072 fallthru flag on edge to exit.
6074 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6076 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6079 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6081 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6082 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6083 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6086 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6088 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6089 replace "GNU CC" with "GCC".
6091 2001-08-23 Richard Henderson <rth@redhat.com>
6093 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6094 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6095 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6096 Need GR between FR and not GR_AND_FR.
6097 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6098 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6099 AR regs before GR regs.
6100 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6101 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6102 (REGISTER_MOVE_COST): Update.
6103 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6105 2001-08-23 Richard Henderson <rth@redhat.com>
6107 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6110 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6112 * reload1.c (emit_reload_insns): Don't look for notes
6113 on a NULL store_insn.
6115 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6117 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6118 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6119 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6120 format specifier warnings.
6121 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6123 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6125 * config/i386/i386-protos.h: Correct declaration of
6126 i386_pe_asm_named_section.
6128 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6130 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6132 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6134 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6136 * cpperror.c (print_location): Don't show _Pragma.
6137 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6138 and file change callback generation here.
6139 (stack_include_file): Update use of cpp_push_buffer.
6140 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6141 (struct cpp_buffer): Remove type, pfile members.
6142 * cppinit.c (cpp_handle_option): Use free_chain.
6143 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6144 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6145 a cpp_reader rather than a cpp_buffer.
6146 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6147 skip_line_comment, parse_string, lex_percent, lex_dot,
6148 _cpp_lex_token): Update accordingly.
6149 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6151 (cpp_push_buffer): Update prototype.
6152 (run_directive): Update use of cpp_push_buffer.
6153 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6154 handle_assertion): Update use of run_directive.
6155 * cpplib.h (enum cpp_buffer_type): Remove.
6156 (cpp_push_buffer): Update prototype.
6157 * fix-header.c (read_scan_file): Update.
6159 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6161 * gcc.c (struct prefix_list): Change prefix to const char *.
6163 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6165 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6167 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6169 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6172 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6175 * ifcvt.c (dead_or_predicable): Adjust.
6176 * loop.c (find_and_verify_loops): Adjust.
6177 * stmt.c (expand_end_case): Adjust.
6178 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6179 head and end insn pointers in the basic block, not just local copies.
6180 (merge_blocks_move_predecessor_nojumps): Likewise.
6182 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6184 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6185 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6186 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6187 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6188 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6189 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6190 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6191 conditions.h, config.gcc, configure.frag, configure.in,
6192 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6193 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6194 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6195 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6196 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6197 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6198 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6199 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6200 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6201 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6202 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6203 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6204 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6205 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6206 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6207 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6208 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6209 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6210 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6211 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6212 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6213 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6214 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6215 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6216 params.h, predict.c, predict.def, predict.h, prefix.c,
6217 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6218 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6219 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6220 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6221 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6222 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6223 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6224 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6225 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6226 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6227 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6228 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6229 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6230 xcoffout.h: replace "GNU CC" with "GCC".
6232 2001-08-21 Richard Henderson <rth@redhat.com>
6234 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6235 (final_scan_insn): Consider jump tables data even if we have no
6236 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6238 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6239 (ASM_OUTPUT_CASE_END): Remove.
6240 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6241 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6242 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6244 2001-08-21 Richard Henderson <rth@redhat.com>
6246 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6247 at barrier insns. Emit stop bits before barriers.
6249 * flow.c (flow_find_cross_jump): Don't consider unconditional
6250 return insns for commoning.
6252 * final.c (compute_alignments): Fix typo.
6254 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6255 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6256 (store_bit_field): Use mode_for_extraction more places.
6257 (extract_bit_field): Likewise.
6259 2001-08-21 Zack Weinberg <zackw@panix.com>
6261 * caller-save.c: Don't include insn-codes.h.
6262 (reg_save_code, reg_restore_code): Make arrays of int.
6263 All uses updated to match.
6264 (insert_save, insert_restore): No need to initialize "code"
6265 variable upon declaration.
6266 * Makefile.in: update dependencies; fix typo in clean rule.
6268 2001-08-21 Richard Henderson <rth@redhat.com>
6270 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
6271 (merge_if_block): Handle fallout from same.
6273 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6275 * builtins.c (type_to_class): Fix typo in last change.
6277 2001-08-21 Richard Henderson <rth@redhat.com>
6279 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
6280 ia64_asm_output_label.
6282 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
6283 copy of gp while the real gp register contains garbage.
6285 2001-08-21 Zack Weinberg <zackw@panix.com>
6287 * expmed.c (mode_for_extraction): New function.
6288 (store_bit_field, extract_bit_field): Use it.
6289 * expr.h: Prototype it and provide an enum for its first argument.
6291 * combine.c, function.c, recog.c: Don't include insn-codes.h.
6292 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
6293 and digging through the insn_data tables.
6294 * Makefile.in: Update dependencies.
6296 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6298 * cppfiles.c (stack_include_file): line-map.c now handles include
6300 (handle_missing_handler): Similarly.
6301 (_cpp_execute_include): Similarly.
6302 (_cpp_pop_file_buffer): Similarly.
6303 * cpphash.h (struct cpp_reader): Remove system_include_depth,
6304 buffer_stack_depth and include_depth.
6305 * cpplib.c (do_include_common): line-map.c now handles include depth.
6306 (cpp_push_buffer): Similarly.
6307 (_cpp_pop_buffer): Similarly.
6308 * cppmacro.c (builtin_macro): Update.
6309 * line-map.c (init_line_maps): Set depth.
6310 (add_line_map): Increment "used" earlier. Update and use the
6312 (trace_include): Use the include depth.
6313 * line-map.h (struct line_maps): New member depth.
6315 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6317 * cppfiles.c (stack_include_file): Don't handle -H here.
6318 * cppinit.c (cpp_start_read): Set include tracing after
6319 cpp_post_options and after stacking the main file.
6320 * line-map.c (trace_include): New.
6321 (init_line_maps, add_line_map): Update.
6322 * line-map.h (struct line_maps): New member trace_includes.
6324 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6326 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
6327 * cppfiles.c (stack_include_file): Only stack a file if there
6328 is something to do. Return a boolean indicating whether a
6329 buffer was stacked or not.
6330 (_cpp_execute_include): Similarly.
6331 (_cpp_read_file): Similarly.
6332 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
6334 2001-08-21 Sam Steingold <sds@gnu.org>
6336 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
6337 (RECACHE): keep obufp_before_macroname up to date
6339 2001-08-21 Zack Weinberg <zackw@panix.com>
6341 * stmt.c: Don't include insn-codes.h.
6342 (expand_end_case): Machine specific logic moved to expr.c.
6343 No need to worry about __builtin_classify_type.
6344 (check_for_full_enumeration_handling, emit_case_nodes):
6347 * builtins.o (expand_builtin_classify_type): Split up so code
6348 can be shared with fold_builtin_classify_type.
6349 (type_to_class, fold_builtin_classify_type): New functions.
6350 (fold_builtins): Handle __builtin_classify_type.
6352 * expr.c (do_tablejump): Now static.
6353 (case_values_threshold, try_casesi, try_tablejump): New;
6354 code mostly from stmt.c (expand_end_case).
6355 (expr.h): Update prototypes.
6357 * Makefile.in (stmt.o): Update dependencies.
6359 2001-08-21 Will Cohen <wcohen@redhat.com>
6361 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
6362 declaration of variable i.
6363 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
6364 declaration of variable i.
6366 2001-08-21 Richard Henderson <rth@redhat.com>
6368 * crtstuff.c: Fix thinko last change. Move list tails to start
6369 of CRT_END section. Tidy ifdefs.
6370 (__EH_FRAME_BEGIN__): Always static for ELF.
6371 (__do_global_ctors_1): Rename from __frame_dummy.
6372 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
6373 name change; don't hide __EH_FRAME_BEGIN__.
6375 2001-08-21 Richard Henderson <rth@redhat.com>
6377 * gdbinit.in: Move break on exit after break on fancy_abort.
6379 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
6382 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
6384 * cpphash.h (_cpp_push_next_buffer): New.
6385 * cppinit.c (do_includes): Remove.
6386 (push_include, free_chain, _cpp_push_next_buffer): New.
6387 (cpp_start_read): Use them to rework command line option handling.
6388 (cpp_handle_option): Combine handling of -include and -imacros.
6389 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
6390 appropriate. Always insert missing \n at EOF.
6391 * cpplib.c (start_directive): Get the directive position right.
6392 * cppmain.c (cb_file_change): Always print the first line, unless
6395 2001-08-20 Andreas Jaeger <aj@suse.de>
6397 * profile.c (compute_branch_probabilities): Remove extra new-line
6399 * flow.c (verify_flow_info): Likewise.
6401 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6403 * basic-block.h (basic_block): Add new field 'flags'.
6404 (BB_REACHABLE): Define.
6405 (expunge_block): Declare.
6406 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
6407 (EXIT_BLOCK_PTR): Ditto.
6408 (expunge_block): Remove static declaration.
6409 (cleanup_cfg): Clear bb->aux on every basic block.
6410 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
6411 computing reachability.
6412 (delete_unreachable_blocks): Delete block b if b->flags has
6415 2001-08-20 Diego Novillo <dnovillo@redhat.com>
6417 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
6419 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6421 * sparc.c (sparc_variable_issue): Fix typo in last change.
6423 2001-08-20 Richard Henderson <rth@redhat.com>
6425 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
6427 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
6429 * pa.h (RETURN_IN_MEMORY): Improve comment.
6431 2001-08-20 Janis Johnson <janis187@us.ibm.com>
6433 * doc/invoke.texi (Profiling options): Clarify the interactions
6434 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
6436 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
6438 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
6441 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6443 * gcc.c (make_relative_prefix): Allocate a sufficiently large
6446 2001-08-20 Richard Henderson <rth@redhat.com>
6448 * final.c (end_final): Fix typo last change.
6450 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
6452 * cppinit.c (init_standard_includes): The returned buffer
6453 is already malloc-ed.
6454 * gcc.c (add_prefix): Similarly.
6455 * prefix.c (translate_name): Update to support clear buffer
6457 (update_path): Similarly. Be sure to free any newly allocated
6458 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
6460 * prefix.h (update_path): Update prototype and document.
6461 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
6462 up and update to new buffer ownership rules.
6463 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
6465 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
6467 * final.c (compute_alignments): New function.
6468 (init_insn_lengths): Do not care label_align.
6469 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
6470 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
6471 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
6472 (shorted_branches): Realloc label_align array; do
6473 not call init_insn_lengths; Do not care about loop alignments.
6474 * output.h (compute_alignments): Declare.
6475 * toplev.c (rest_of_compilation): Call compute_alignments.
6476 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
6478 * predict.c (block_info_def): Add npredecesors, remove nvisited;
6479 change visited to tovisit.
6480 (propagate_freq): Use faster traversing algorithm.
6481 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
6482 to tovisit; reverse meaning.
6484 * predict.c (struct block_info_def): Remove nvisited.
6485 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6486 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6488 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
6490 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
6491 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
6492 (TARGET_FUSED_MADD): New.
6493 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
6494 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
6495 the multiply-add instructions.
6497 2001-08-19 Richard Henderson <rth@redhat.com>
6499 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
6500 is aligned to pointer size.
6502 2001-08-19 Richard Henderson <rth@redhat.com>
6504 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
6505 display markers during final schedule.
6507 2001-08-19 Richard Henderson <rth@redhat.com>
6509 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6511 2001-08-19 Richard Henderson <rth@redhat.com>
6513 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6515 (ASM_NAME_TO_STRING): Remove.
6516 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6517 in the same string. Remove support for expressions.
6519 2001-08-19 Richard Henderson <rth@redhat.com>
6521 * config/i386/i386.md (tablejump): Make an expander; handle
6522 pic relative addressing here.
6523 (tablejump_1): Rename from tablejump_pic.
6526 2001-08-19 Richard Henderson <rth@redhat.com>
6528 * regclass.c (fix_register): Fix typo.
6530 2001-08-18 Richard Henderson <rth@redhat.com>
6532 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6533 (struct _Unwind_Context): Expand br_loc to hold it.
6534 (uw_frame_state_for): Handle leaf functions better.
6535 (uw_update_reg_address): Update for br_loc change.
6537 2001-08-18 Richard Henderson <rth@redhat.com>
6539 * crtstuff.c: Move list heads before code that uses them.
6540 (__JCR_LIST__): Remove initial null.
6541 (frame_dummy, __frame_dummy): Do java registration here ...
6542 (__do_global_ctors_aux): ... not here.
6544 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6545 (__do_global_dtors_aux): Update to match.
6546 (__JCR_LIST__, __do_jv_register_classes): New.
6548 * config/ia64/crtend.asm (__JCR_END__): New.
6549 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6550 instead of an indirect LTOFF22 reloc.
6552 2001-08-18 Richard Henderson <rth@redhat.com>
6554 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6555 * regclass.c (init_reg_sets_1): Fix typo.
6556 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6557 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6558 (ia64_compute_frame_size): Make ar.unat live when in use.
6559 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6560 for ar.pfs; remove ar.unat handling.
6561 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6563 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6564 * config/ia64/ia64-protos.h: Update decls.
6565 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6566 (sibcall_pic): Likewise.
6568 2001-08-18 Richard Henderson <rth@redhat.com>
6570 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6571 pred_rel_mutex when searching for insn_group_barrier.
6572 * config/ia64/ia64.md (cycle_display): Combine the expander
6575 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6576 bit before asm as needed.
6578 2001-08-18 Richard Henderson <rth@redhat.com>
6580 * timevar.def (TV_MACH_DEP): New.
6581 * toplev.c (rest_of_compilation): Use it.
6582 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6584 2001-08-18 Zack Weinberg <zackw@panix.com>
6586 * unwind-dw2.c (execute_stack_op): Add default aborts to
6587 the inner switches to prevent warnings.
6589 2001-08-18 Richard Henderson <rth@redhat.com>
6591 * timevar.h (struct timevar_time_def): Change element type to float.
6592 (ticks_to_msec, clocks_to_msec): Likewise.
6593 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6594 (get_time): Likewise.
6595 (timevar_print): Adjust zero check and printing to match.
6597 2001-08-18 Zack Weinberg <zackw@panix.com>
6599 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6600 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6601 Eliminate overfull or underfull hboxes.
6603 2001-08-18 Zack Weinberg <zackw@panix.com>
6605 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6607 2001-08-18 Zack Weinberg <zackw@panix.com>
6609 * haifa-sched.c: Convert to target hooks. Macros replaced
6610 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6611 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6612 MD_SCHED_FINISH, and HAVE_cycle_display.
6613 * target-def.h (TARGET_SCHED_ADJUST_COST,
6614 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6615 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6616 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6617 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6618 New hook #defines to be overridden.
6619 (TARGET_SCHED): Bring them all together.
6620 (TARGET_INITIALIZER): Update.
6621 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6622 instead of 'struct rtx_def *' throughout.
6623 (struct sched): New set of hooks for the scheduler.
6624 * Makefile.in (haifa-sched.o): Depend on target.h.
6625 * doc/tm.texi: Document the new scheduler hooks, together in
6626 their own section, instead of scattered around.
6627 Fix a bunch of underfull/overfull hboxes.
6629 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6630 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6631 sparc.h: Don't define any of the old scheduler macros.
6633 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6634 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6635 sparc.c: Create hook functions from code extracted from
6636 corresponding target header, or make existing hooks static, as
6637 appropriate. Set the appropriate entries in targetm.
6639 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6640 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6641 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6642 Remove prototypes for functions which are now static.
6644 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6645 related gunk; the Haifa scheduler is now the only choice.
6647 2001-08-18 Zack Weinberg <zackw@panix.com>
6649 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6650 * genopinit.c: Put floating point divide insns in sdiv_optab.
6651 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6652 * config/gofast.h, config/c4x/c4x.h,
6653 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6654 config/pa/long_double.h, config/rs6000/sysv4.h,
6655 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6656 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6657 (init_optabs): Use init_optabv for overflow-trapping optabs.
6658 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6659 cmp_optab RTX codes so have_insn_for can find them.
6661 * optabs.c (expand_simple_binop, expand_simple_unop,
6662 have_insn_for, gen_sub3_insn): New interfaces.
6663 * expr.h: Prototype new functions.
6664 (enum optab_methods): Move here from optabs.h.
6666 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6667 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6668 Use new functions instead of working directly with optabs.
6669 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6670 unroll.c: Don't include optabs.h.
6671 * caller-save.c, combine.c, function.c, stmt.c: Just include
6672 insn-codes.h, not optabs.h.
6673 * Makefile.in: Update dependencies.
6675 * combine.c (make_compound_operation, simplify_comparison):
6676 Fix typos testing for this or that instruction.
6678 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6680 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6681 generating libgcc.a.
6683 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6685 * except.c (TYPE_HASH): Delete.
6687 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6690 * tree.c (TYPE_HASH): Delete.
6692 * tree.h (TYPE_HASH): Define.
6694 2001-08-18 Graham Stott <grahams@redhat.com>
6696 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6698 (adddi3_internal_2+2): Likewise.
6699 (eh_set_lr_di+1): Likewise.
6701 2001-08-17 Richard Henderson <rth@redhat.com>
6703 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6704 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6705 * dwarf2asm.c: ... here.
6706 * dwarfout.c: Remove them.
6708 * varasm.c (assemble_integer): Add align parameter.
6709 (assemble_real, output_constant, output_constructor): Likewise.
6710 * output.h: Update decls.
6711 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6712 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6713 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6714 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6715 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6718 * final.c (end_final): Abort profile block generation if we
6719 havn't layed it out properly.
6720 * output.h (assemble_eh_integer): Remove stale decl.
6721 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6723 (assemble_integer): Handle unaligned data.
6724 (assemble_real): Abort on unaligned data.
6725 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6727 (default_dtor_section_asm_out_destructor): Use assemble_align.
6728 (default_named_section_asm_out_constructor): Likewise.
6729 (default_ctor_section_asm_out_constructor): Likewise.
6730 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6731 (machopic_asm_out_destructor): Likewise.
6732 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6733 (nextstep_asm_out_destructor): Likewise.
6734 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6735 (vms_asm_out_destructor): Likewise.
6737 2001-08-17 Richard Henderson <rth@redhat.com>
6739 * config/mips/iris6.h (TARGET_IRIX6): New.
6740 (current_section_name, current_section_flags): New.
6741 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6742 (MAX_OFILE_ALIGNMENT): New.
6743 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6744 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6745 (copy_file_data): Split out from
6746 (mips_asm_file_end): ... here.
6747 (mips_asm_file_start): Remove extra .section directive. Use
6748 tmpfile instead of mips_make_temp_file.
6749 (mips_unique_section): Use const char * as needed for warnings.
6750 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6751 re-add align parameter.
6752 (iris6_asm_named_section): New.
6753 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6754 (iris6_asm_output_align, iris6_section_align_1): New.
6755 (iris6_asm_file_start, iris6_asm_file_end): New.
6756 * config/mips/mips-protos.h: Update decls.
6758 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6760 * doc/install.texi (Install GCC): Add links to build status pages.
6762 (Final install): Ditto; request updates for specific info
6764 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6766 * cpperror.c (print_location): Don't take a file name; use the
6768 (_cpp_begin_message): Similarly.
6769 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6770 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6771 (cpp_pedwarn_with_file_and_line): Remove.
6772 * cppfiles.c (stack_include_file): Update; set filename to stdin
6773 here when appropriate.
6774 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6775 (_cpp_begin_message): Don't take a file name.
6776 * cppinit.c: Add comment.
6777 * cpplex.c: Fix end-of-directive indicator.
6778 * cpplib.c: Don't include intl.h.
6779 (run_directive, do_diagnostic): Update.
6780 (do_line): Update to not use nominal_fname.
6781 (cpp_push_buffer): Don't take a filename.
6782 * cpplib.h (struct ht): Remove.
6783 (cpp_push_buffer): Don't take a filename.
6784 (cpp_pedwarn_with_file_and_line): Remove.
6785 * cppmacro.c (struct cpp_macro): Remove file.
6786 (builtin_macro): Update.
6787 (_cpp_create_definition): Update.
6788 * cppmain.c: Correct comment.
6789 * fix-header.c (read_scan_file): Update.
6791 2001-08-17 Kazu Hirata <kazu@hxi.com>
6793 * sbitmap.c: Fix comment formatting.
6794 * sched-deps.c: Likewise.
6795 * sibcall.c: Likewise.
6796 * simplify-rtx.c: Likewise.
6798 * ssa-ccp.c: Likewise.
6799 * stor-layout.c: Likewise.
6800 * timevar.c: Likewise.
6801 * toplev.c: Likewise.
6802 * unwind-dw2.c: Likewise.
6803 * unwind-dw2-fde.c: Likewise.
6804 * varasm.c: Likewise.
6806 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6808 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6809 or larger than an integer in memory.
6811 2001-08-17 Zack Weinberg <zackw@panix.com>
6813 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6814 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6815 * rtl.h: Don't forward-declare union tree_node here. Don't
6816 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6817 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6818 and tree respectively.
6819 * tree.h: Don't forward-declare struct rtx_def here. Don't
6820 typedef tree here. Change all uses of struct rtx_def *,
6821 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6822 and tree respectively.
6824 2001-08-17 Richard Henderson <rth@redhat.com>
6826 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6827 config/mips/openbsd.h: Fix typos last change.
6829 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6831 * doc/invoke.texi (Optimize Options): The default for
6832 -finline-limit is 600.
6834 2001-08-17 Richard Henderson <rth@redhat.com>
6836 * varasm.c (text_section): Allow TEXT_SECTION to override the
6837 printing of TEXT_SECTION_ASM_OP.
6838 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6839 (DATA_SECTION, BSS_SECTION): Remove.
6840 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6841 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6842 Rename from s/_NAME//.
6843 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6844 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6845 (TEXT_SECTION): ... here. New.
6846 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6847 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6848 * config/mips/openbsd.h: Likewise.
6849 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6850 (mips_asm_file_end): Likewise test.
6851 (mips_output_function_epilogue): Likewise. Switch back to data
6852 section after emitting the function.
6854 * doc/tm.texi (Sections): Document TEXT_SECTION.
6856 2001-08-17 Richard Henderson <rth@redhat.com>
6858 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6859 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6861 2001-08-17 Richard Henderson <rth@redhat.com>
6863 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6864 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6865 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6866 Add aligned attribute.
6868 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6870 * config/sh/sh.md: Add modes to unspecs in first insn to match
6871 those in the second.
6873 * Makefile.in: Fix collect2 copy for Cygwin.
6875 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6877 Install the proper patch.
6878 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6879 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6880 (expand_function_start): Likewise.
6881 * stmt.c (expand_decl): Likewise.
6882 * varasm.c (make_decl_rtx): Likewise.
6884 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6886 * final.c: Undo my previous accidental checkin.
6887 * output.h: Likewise.
6888 * tm.texi: Likewise.
6890 2001-08-16 Richard Henderson <rth@redhat.com>
6892 * varasm.c (named_section_flags): Remove align parameter.
6893 * varasm.c, dwarf2out.c: Update all callers.
6894 * output.h: Update prototypes.
6896 * target.h (target.asm_out.named_section): Remove align parameter.
6897 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6898 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6899 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6900 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6901 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6903 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6904 (get_named_section_flags, set_named_section_flags): New.
6905 (named_section_flags): Use them.
6906 (named_section): Do decl vs section flags check here...
6907 (default_section_type_flags): ... not here.
6908 (init_varasm_once): Create in_named_htab.
6909 (resolve_unique_section): Mark reloc unused.
6911 2001-08-16 Richard Henderson <rth@redhat.com>
6913 * varasm.c (force_const_mem): Keep pool alignment in bits.
6914 (output_constant_pool): Use assemble_align.
6916 2001-08-16 Zack Weinberg <zackw@panix.com>
6918 * doc/tm.texi: Remove extra @table command.
6920 2001-08-16 Zack Weinberg <zackw@panix.com>
6922 * final.c (shorten_branches): Clear the end of the label_align
6923 array only if we made it larger. Break up messy expressions
6926 * diagnostic.c (internal_error): Check for error recursion
6927 before doing ICE suppression.
6929 * timevar.c: Timing variables now count in milliseconds.
6930 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6931 (get_time): Not here.
6932 (timevar_print): Don't print any timer whose user, cpu, and
6933 wall times are all zero as displayed.
6934 * timevar.h: Update comment aboout units. Make timevar
6937 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6939 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6940 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6941 (expand_function_start): Likewise.
6942 * stmt.c (expand_decl): Likewise.
6943 * varasm.c (make_decl_rtx): Likewise.
6945 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6947 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6948 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6950 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6952 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6955 2001-08-16 Andreas Jaeger <aj@suse.de>
6957 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6960 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6962 * rtl.h (only_sets_cc0_p): New prototype.
6963 * jump.c (sets_cc0_p): Handle INSN.
6964 (only_sets_cc0_p): New function.
6965 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6966 (tidy_fallthru_edge): Likewise.
6967 * integrate.c (copy_insn_list): Likewise.
6968 * unroll.c (unroll_loop): Likewise.
6969 (copy_loop_body): Likewise.
6971 2001-08-15 Jason Eckhardt <jle@redhat.com>
6973 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6975 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6977 * predict.c (struct block_info_def): Remove nvisited.
6978 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6979 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6981 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6982 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6985 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6987 * predict.def: Update hitrates.
6989 2001-08-15 Richard Henderson <rth@redhat.com>
6991 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6993 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
6995 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
6996 note from its associated jump.
6998 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7000 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7001 also on 64-bit s390x targets.
7003 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7005 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7007 (arm_expand_prologue): Handled nested functions which take a
7008 variable argument list.
7009 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7010 macro with an invocation of
7011 arm_compute_initial_elimination_offset.
7012 * config/arm/arm-protos.h: Prototype
7013 arm_compute_initial_elimination_offset.
7015 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7017 * doc/install.texi (Specific, avr): Fix markup.
7018 (Specific, c4x): Ditto.
7020 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7022 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7024 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7026 * Makefile.in (OBJS): Add rtl-error.o
7027 (rtl-error.o): New rule.
7028 (diagnostic.o): Adjust dependency.
7029 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7030 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7031 warning_for_asm): Move to...
7032 rtl-error.c: ...here. New file.
7034 2001-08-14 Richard Henderson <rth@redhat.com>
7036 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7037 if USING_SJLJ_EXCEPTIONS.
7039 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7041 * tlink.c (scan_linker_output): Check string for unsatisfied in
7042 addition to undefined and unresolved.
7044 2001-08-14 Graham Stott <grahams@redhat.com>
7046 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7047 EH_FRAME_SECTION_NAME.
7049 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7051 * genattrtab.c (simplify_test_exp_in_temp): New function.
7052 (simplify_test_exp): Avoid explicit use of temporary obstack.
7053 (simplify_cond, insert_right_side, evaluate_eq_attr,
7054 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7055 Use simplify_test_exp_in_temp.
7056 (optimize_attrs): Iterate until expression stabilizes.
7058 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7060 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7061 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7063 2001-08-13 Richard Henderson <rth@redhat.com>
7065 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7066 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7067 * config/arm/conix-elf.h: Likewise.
7069 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7071 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7073 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7075 * gcse.c (hash_scan_set): Expressions that are set as part of
7076 jump instructions are not available.
7078 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7080 * config/s390/s390.c (print_operand, s390_function_prologue,
7081 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7083 2001-08-13 Richard Henderson <rth@redhat.com>
7085 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7086 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7087 * doc/tm.texi (Exception Region Output): Document it.
7089 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7091 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7092 DWARF2 instead of stabs by default.
7094 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7096 * config/rs6000/rs6000.c: Include optabs.h.
7098 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7100 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7101 save/restore routines.
7102 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7104 2001-08-13 Andreas Jaeger <aj@suse.de>
7106 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7107 the english is correct.
7109 2001-08-13 Zack Weinberg <zackw@panix.com>
7111 * expr.h: Split out optab- and libfunc-related code to...
7112 * optabs.h, libfuncs.h: ... these new headers.
7114 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7116 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7118 * mkconfig.sh: Don't include insn-codes.h from config.h.
7120 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7121 enum insn_code is available. Move reload_in_optab and
7122 reload_out_optab array declarations to optabs.h.
7123 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7124 there, prototype in expr.h.
7125 * gencodes.c: Cleanup: zap global variables, don't use
7126 printf where puts will do, don't bother defining MAX_INSN_CODE
7127 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7129 * genemit.c, genopinit.c: Include optabs.h in generated file.
7130 * genoutput.c: Include insn-codes.h in generated file.
7131 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7132 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7133 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7134 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7135 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7136 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7138 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7139 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7140 config/m88k/m88k.c, config/sparc/sparc.c:
7142 * reload.c: Include expr.h and optabs.h before reload.h.
7143 * config/alpha/alpha.c: Include tree.h before reload.h.
7144 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7145 and reload.h in that order.
7146 * config/sparc/sparc.c: Include debug.h.
7147 * recog.c: Include insn-codes.h.
7149 2001-08-13 Andreas Jaeger <aj@suse.de>
7151 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7154 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7156 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7157 * gcc.c (init_spec): Fix typo in comment.
7158 * varasm.c (data_section): Fix typo in comment.
7160 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7162 * predict.c (dump_prediction): New argument "USED".
7163 (combine_predictions_for_insn): Determine the used heuristics,
7164 output the case no heuristic applied.
7165 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7167 2001-08-13 Andreas Jaeger <aj@suse.de>
7169 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7172 2001-08-13 Kazu Hirata <kazu@hxi.com>
7174 * jump.c: Fix formatting.
7176 2001-08-13 Kazu Hirata <kazu@hxi.com>
7178 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7181 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7183 * loop.c (check_dbra_loop): Use condjump_label to compute
7186 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7187 to better document the files they're in.
7189 2001-08-12 Zack Weinberg <zackw@panix.com>
7191 * recog.h (struct insn_operand_data): Shrink 'mode' field
7194 2001-08-12 Kazu Hirata <kazu@hxi.com>
7196 * gcc.c: Fix comment formatting.
7197 * gccspec.c: Likewise.
7200 * genemit.c: Likewise.
7201 * gengenrtl.c: Likewise.
7202 * genrecog.c: Likewise.
7203 * gensupport.c: Likewise.
7204 * ggc-page.c: Likewise.
7205 * global.c: Likewise.
7206 * graph.c: Likewise.
7207 * ifcvt.c: Likewise.
7208 * integrate.c: Likewise.
7210 * libgcc2.c: Likewise.
7212 * mbchar.c: Likewise.
7213 * optabs.c: Likewise.
7214 * predict.c: Likewise.
7215 * prefix.c: Likewise.
7216 * profile.c: Likewise.
7217 * protoize.c: Likewise.
7219 * recog.c: Likewise.
7220 * regclass.c: Likewise.
7221 * regmove.c: Likewise.
7222 * reg-stack.c: Likewise.
7223 * reload1.c: Likewise.
7224 * resource.c: Likewise.
7225 * rtlanal.c: Likewise.
7228 2001-08-12 Kazu Hirata <kazu@hxi.com>
7230 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7231 a tree representing a constant is passed to the macro.
7233 2001-08-12 Richard Henderson <rth@redhat.com>
7235 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7236 (rs6000_elf_asm_out_destructor): New.
7237 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7238 (DTORS_SECTION_ASM_OP): Remove.
7239 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7240 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7242 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7245 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7246 * gcc.c (set_collect_gcc_options): New function, split out from
7248 Ignore elided switches.
7249 (do_spec_1): Invoke before executing command.
7250 (set_input): Export.
7251 Move declaration ...
7252 * gcc.h (set_input): ... here.
7253 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7256 2001-08-12 Richard Henderson <rth@redhat.com>
7258 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7259 thinko wrt TARGET_RELOCATABLE.
7261 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
7263 * fix-header.c (cb_file_change): Update prototype.
7265 2001-08-11 Zack Weinberg <zackw@panix.com>
7267 * toplev.c (set_float_handler): Make static.
7268 * toplev.h: Don't prototype set_float_handler.
7270 * simplify-rtx.c: Don't include setjmp.h.
7271 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
7273 (simplify_unary_operation, simplify_binary_operation): Use them,
7274 via do_float_handler.
7276 * fold-const.c: Don't include setjmp.h.
7277 (exact_real_inverse_1): New function.
7278 (exact_real_inverse): Use it, via do_float_handler.
7280 * varasm.c: Don't include setjmp.h.
7281 (assemble_real_1): New function.
7282 (assemble_real): Use it, via do_float_handler.
7283 Call internal_error if we get a trap here.
7285 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
7286 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
7288 2001-08-11 Zack Weinberg <zackw@panix.com>
7290 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
7291 STACK_BOUNDARY if not already defined.
7293 * calls.c, function.c, reload1.c, explow.c: Don't default
7294 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
7295 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
7297 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
7300 * doc/tm.texi: Document that STACK_BOUNDARY is required;
7301 clarify difference between it and PREFERRED_STACK_BOUNDARY.
7303 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7305 * cppmacro.c (enter_macro_context): Push macro expansions even
7308 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7310 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
7311 (rs6000_elf_section_type_flags): Actually return a value.
7313 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7315 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
7316 Clean up code: add missing comments and prototypes, fix warnings,
7317 remove obsolete code, fix spacing to conform to coding style.
7319 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
7321 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
7322 and TARGET_ASM_CLOSE_PAREN.
7323 (regclass_map): CC register belongs to class NO_REGS.
7324 (legitimize_pic_address): Don't generate unnecessary moves
7325 (to avoid confusing loop optimization).
7326 (check_and_change_labels): Replace jump_long by indirect_jump.
7327 (s390_final_chunkify): Don't start a new literal pool on section
7328 switch in 64-bit code.
7329 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
7331 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
7332 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
7333 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
7335 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
7336 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
7337 (CONST_COSTS): Fixed incorrect costs.
7339 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
7340 Use emit_jump instead of emit_jump_insn (gen_jump).
7341 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
7342 (to avoid confusing flow analysis).
7343 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
7344 (casesi, casesi_jump): New.
7345 (jump_long): Removed. Functionality merged into indirect_jump.
7346 (indirect_jump): Accept address_operand, not just register_operand.
7347 (cjump_long, icjump_long): Use same logic as indirect_jump.
7348 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
7349 Fixed broken setjmp/longjmp handling.
7350 (do_builtin_setjmp_setup): Removed.
7352 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
7353 broken GNU as versions that don't accept .quad with large
7354 negative values. Use hexadecimal output instead.
7355 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
7356 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
7357 FUNCTION_EPILOGUE): Removed. Now in targetm.
7359 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
7361 * config/s390/fixdfdi.h: Add missing copyright statement.
7362 Fix type conflicts on 64-bit. Add missing SFmode routines.
7364 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
7367 2001-08-11 Richard Henderson <rth@redhat.com>
7369 * rtl.h (REG_EH_RETHROW): Remove.
7370 * rtl.c (reg_note_name): Update.
7371 * combine.c (distribute_notes): Don't check for it.
7373 2001-08-11 Richard Henderson <rth@redhat.com>
7375 * combine.c (distribute_notes): Place REG_SETJMP.
7377 2001-08-11 Richard Henderson <rth@redhat.com>
7379 * doc/extend.texi (Arrays and pointers implementation): Discourage
7380 relying on sign-extension of pointers.
7382 2001-08-11 H.J. Lu <hjl@gnu.org>
7384 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
7386 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
7387 RDATA_SECTION_ASM_OP.
7389 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7391 * doc/install.texi (Specific, c4x): Fix cross-reference to the
7392 main manual to work both for info and HTML versions.
7394 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7395 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7397 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
7398 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
7399 (struct cpp_pool): New member first.
7400 * cppinit.c (append_include_chain): Plug memory leaks.
7401 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
7402 Allocate pragma structures from the (aligned) macro pool to
7403 avoid leaking memory.
7404 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
7405 so we don't leak memory.
7406 * hashtable.c (ht_destroy): New.
7407 * hashtable.h (ht_destroy): New.
7409 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
7410 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7412 * c-lex.c (map): Make const.
7413 (cb_file_change): Update for callback passing a line map.
7414 Don't assume we have a previous map. Remove sanity check
7415 about popping too many files.
7416 * cpperror.c (print_location): Make map const.
7417 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
7418 (cpp_make_system_header): Similarly.
7419 (search_from): Similarly.
7420 (_cpp_execute_include): Don't remember where we came from.
7421 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
7422 (struct cpp_reader): Make map const.
7423 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
7424 * cpplib.c (do_line): Update; line maps now hold sysp.
7425 (cpp_push_buffer): Similarly.
7426 (_cpp_do_file_change): Similarly; callback with map instead.
7427 (cpp_get_line_maps): Constify return value.
7428 (_cpp_pop_buffer): Update.
7429 * cpplib.h (struct cpp_file_change): Remove.
7430 (struct cpp_callbacks): Update.
7431 (cpp_get_line_maps): Constify return value.
7432 * cppmacro.c (_cpp_create_definition): Update.
7433 * cppmain.c (struct printer): Constify map.
7434 (maybe_print_line): Similarly.
7435 (print_line): Similarly. Deduce flags 1 and 2 here.
7436 (cb_file_change): Update.
7437 * line-map.c (free_line_maps): Warn regardless.
7438 (add_line_map): Return pointer to const. When passed NULL to_file
7439 with LC_LEAVE, use the obvious values for the return point so the
7440 caller doesn't have to figure them out.
7441 (lookup_line): Return pointer to const.
7442 (print_containing_files): Take pointer to const.
7443 * line-map.h (struct line_map): New members reason, sysp.
7444 (add_line_map): Return pointer to const.
7445 (lookup_line): Similarly.
7446 (print_containing_files): Take pointer to const.
7448 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
7449 Richard Henderson <rth@redhat.com>
7451 * regmove.c (regmove_optimize): Avoid setting a register twice in
7454 2001-08-10 Richard Henderson <rth@redhat.com>
7456 * doc/extend.texi (Arrays and pointers implementation): Document
7457 behavior of pointer/integer conversion.
7459 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
7461 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
7463 2001-08-10 Richard Henderson <rth@redhat.com>
7465 * doc/extend.texi (C Implementation): New chapter.
7466 * doc/gcc.texi (Top): Link it in.
7468 2001-08-10 Andrew Cagney <ac131313@redhat.com>
7470 * doc/install.texi (Specific): Fix CVS merge botch.
7472 2001-08-10 Richard Henderson <rth@redhat.com>
7474 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
7475 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
7477 2001-08-10 Zack Weinberg <zackw@stanford.edu>
7479 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
7480 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
7481 this macro is now required.
7483 * cselib.c (cselib_process_insn), flow.c (propagate_block),
7484 loop.c (find_and_verify_loops), reload.c (reload): Check
7485 for rtx code of CALL_INSN, not CALL, when deciding if we
7486 need to check for REG_SETJMP note.
7488 * gcse.c (compute_hash_table, compute_store_table): Update
7489 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
7492 * config/avr/avr.c: Fix typo.
7493 * config/convex/convex.c (expand_movstr): Use adjust_address.
7494 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
7496 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
7497 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
7499 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
7500 Do define STACK_BOUNDARY.
7501 * config/i370/i370.c: Include expr.h.
7502 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
7503 config/pa/som.h, config/v850/v850.h: Take in_ctors and
7504 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
7505 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
7506 * config/m88k/m88k.c: Include c-tree.h after expr.h.
7507 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
7508 * config/romp/romp.c: Include expr.h after tree.h.
7510 (output_fpop): Use xmalloc, not oballoc.
7511 * config/we32k/we32k.c: Include expr.h.
7513 2001-08-10 Kazu Hirata <kazu@hxi.com>
7515 * config/h8300/h8300.h: Fix formatting.
7517 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7519 * c-common.h (RETURN_NULLIFIED_P): Lose.
7520 * c-semantics.c (genrtl_return_stmt): Don't check it.
7522 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7524 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7525 (mips_annotate_frame_insn): New function.
7526 (mips_emit_frame_related_store): New function.
7527 (save_restore_insns): Don't mark instructions that set up the base
7528 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7529 the store instructions instead.
7530 (mips_expand_prologue): If the stack size is moved into a temporary
7531 register, do not mark that move as frame-related. Add a
7532 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7534 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7536 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7537 stack slot as unchanging if current_function_calls_eh_return.
7539 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7541 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7542 access the second half of the TFmode scratch operand.
7544 2001-08-10 Anthony Green <green@redhat.com>
7546 * java/class.c (emit_register_classes): Conditionalize code on
7549 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7551 * doc/install.texi (Specific, avr): Fix cross-reference to the
7552 main manual to work both for info and HTML versions.
7554 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7556 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7557 and "use_goto" argument.
7558 (expand_null_return, expand_value_return): Update all callers.
7559 * function.c (expand_function_end): Remove code to generate simple
7561 * config/vax/vax.md (epilogue): New expander for function return.
7562 * doc/md.texi (epilogue): Remove "if defined".
7564 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7566 * Makefile.in: Partially revert my previous change:
7567 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7568 of the hashtab.o and safe-ctype.o rules.
7570 2001-08-09 Richard Henderson <rth@redhat.com>
7572 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7573 (USE_COLLECT2): Remove duplicate definition.
7574 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7575 (use_collect2): Remove dead code.
7576 * configure.in (use_collect2): Remove will_use_collect2 and
7577 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7578 * configure: Rebuild.
7580 * target.h (targetm.asm_out.constructor): New.
7581 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7582 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7583 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7584 * varasm.c (in_ctors, in_dtors): New.
7585 (assemble_constructor, assemble_destructor): Remove.
7586 (default_stabs_asm_out_destructor): New.
7587 (default_named_section_asm_out_destructor): New.
7588 (dtors_section, default_dtor_section_asm_out_destructor): New.
7589 (default_stabs_asm_out_constructor): New.
7590 (default_named_section_asm_out_constructor): New.
7591 (ctors_section, default_ctor_section_asm_out_constructor): New.
7592 * output.h: Update declarations.
7593 * c-decl.c (c_expand_body): Use target hooks instead of
7594 assemble_constructor and assemble_destructor.
7595 * profile.c (output_func_start_profiler): Likewise.
7596 * objc/objc-act.c (finish_objc): Likewise.
7597 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7598 for the constructor.
7599 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7601 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7602 (DTORS_SECTION_ASM_OP): Likewise.
7603 (__CTOR_LIST__): Use attribute section when possible.
7604 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7606 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7607 ASM_OUTPUT_CONSTRUCTOR.
7609 * config/darwin.c (machopic_asm_out_constructor): New.
7610 (machopic_asm_out_destructor): New.
7611 * config/darwin-protos.h: Update declarations.
7612 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7613 (ASM_OUTPUT_DESTRUCTOR): Remove.
7614 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7615 * config/nextstep.c (nextstep_asm_out_constructor): New.
7616 (nextstep_asm_out_destructor): New.
7617 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7618 (ASM_OUTPUT_DESTRUCTOR): Remove.
7619 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7620 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7621 ASM_OUTPUT_*STRUCTOR.
7622 * config/i386/aix386ng.h: Likewise.
7624 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7625 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7626 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7627 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7628 * config/lynx.h: Likewise.
7629 * config/netware.h: Likewise.
7630 * config/psos.h: Likewise.
7631 * config/alpha/alpha-interix.h: Likewise.
7632 * config/alpha/elf.h: Likewise.
7633 * config/arc/arc.h: Likewise.
7634 * config/arm/aof.h: Likewise.
7635 * config/arm/coff.h: Likewise.
7636 * config/arm/elf.h: Likewise.
7637 * config/c4x/c4x.h: Likewise.
7638 * config/h8300/h8300.h: Likewise.
7639 * config/i386/cygwin.h: Likewise.
7640 * config/i386/djgpp.h: Likewise.
7641 * config/i386/i386-coff.h: Likewise.
7642 * config/i386/i386-interix.h: Likewise.
7643 * config/i386/sco5.h: Likewise.
7644 * config/i386/vsta.h: Likewise.
7645 * config/i386/win32.h: Likewise.
7646 * config/i960/i960-coff.h: Likewise.
7647 * config/ia64/sysv4.h: Likewise.
7648 * config/m68hc11/m68hc11.h: Likewise.
7649 * config/m68k/coff.h: Likewise.
7650 * config/m68k/mot3300.h: Likewise.
7651 * config/m88k/m88k.h: Likewise.
7652 * config/mcore/mcore-pe.h: Likewise.
7653 * config/mcore/mcore.h: Likewise.
7654 * config/mips/elf.h: Likewise.
7655 * config/mips/elf64.h: Likewise.
7656 * config/mips/iris6.h: Likewise.
7657 * config/pa/pa64-hpux.h: Likewise.
7658 * config/rs6000/sysv4.h: Likewise.
7659 * config/sh/sh.h: Likewise.
7660 * config/sparc/litecoff.h: Likewise.
7662 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7663 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7664 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7665 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7666 (ASM_OUTPUT_DESTRUCTOR): Remove.
7667 * config/a29k/a29k.c: Move include of tree.h.
7668 * config/a29k/udi.h: Delete file.
7669 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7670 (vms_asm_out_destructor): New.
7671 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7672 (EXTRA_SECTION_FUNCTIONS): Likewise.
7673 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7674 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7675 * config/c4x/c4x.c: Move include of tree.h.
7676 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7677 (clix_asm_out_destructor): New.
7678 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7679 (ASM_OUTPUT_DESTRUCTOR): Remove.
7680 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7681 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7682 (TARGET_ASM_CONSTRUCTOR): New.
7683 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7684 (sco_asm_out_constructor): New.
7685 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7686 * config/i386/svr3gas.h: Remove stack grows up code.
7687 Remove code duplicated from i386/sysv3.h.
7688 (TARGET_ASM_CONSTRUCTOR): New.
7689 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7690 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7691 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7692 (TARGET_ASM_CONSTRUCTOR): New.
7693 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7694 (m68hc11_asm_out_destructor): New.
7695 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7696 (TARGET_ASM_DESTRUCTOR): New.
7697 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7698 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7699 config/svr3.h pertaining to section manipulation.
7700 * config/m68k/dpx2g.h: Remove #if 0 code.
7701 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7702 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7703 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7704 (TARGET_ASM_CONSTRUCTOR): New.
7705 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7706 (m88k_svr3_asm_out_constructor): New.
7707 (m88k_svr3_asm_out_destructor): New.
7708 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7709 (ASM_OUTPUT_DESTRUCTOR): Remove.
7710 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7711 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7712 * config/rs6000/aix.h: Likewise.
7713 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7714 * config/mips/vxworks.h: Likewise.
7715 * config/rs6000/lynx.h: Likewise.
7716 * config/sh/elf.h: Likewise.
7717 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7718 (DTORS_SECTION_ASM_OP): New.
7719 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7720 (ASM_OUTPUT_DESTRUCTOR): Remove.
7721 * config/sparc/sol2-sld-64.h: Likewise.
7722 * config/vax/vax.c (vms_asm_out_constructor): New.
7723 (vms_asm_out_destructor): New.
7724 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7725 (ASM_OUTPUT_DESTRUCTOR): Remove.
7726 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7728 * doc/tm.texi (@node Initialization): Update.
7730 2001-08-09 Richard Henderson <rth@redhat.com>
7732 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7733 (__do_global_dtors_aux): Use gp-relative static data to avoid
7734 one dynamic relocation.
7735 (__do_frame_setup): Register Java classes.
7736 * config/alpha/crtend.asm (__JCR_END__): New.
7738 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7740 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7741 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7742 (GEN, STAGESTUFF): Add new files.
7743 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7744 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7745 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7746 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7747 as well as insn-codes.h and insn-flags.h in config.h; and no
7748 extra headers in tconfig.h and hconfig.h.
7750 * gencodes.c: Eliminate code to generate predicate declarations
7751 or #defines for md-file constants.
7752 * genconstants.c, genpreds.c: New files.
7754 * i386.md: Re-order guard expressions such that TARGET_64BIT
7755 comes first, when this permits better optimization. Add
7756 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7757 why this is desirable.
7759 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7761 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7762 (find_fde_for_dso): Remove.
7763 (_Unwind_IteratePhdrCallback): New.
7764 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7765 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7767 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7769 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7770 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7772 2001-08-09 Graham Stott <grahams@redhat.com>
7774 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7775 (vis_no_unit): Use it.
7776 (visualize_no_unit): Add the insn only if room exists.
7778 2001-08-09 Graham Stott <grahams@redhat.com>
7780 * predict.c (estimate_probability): Replace magic numbers with
7781 appropriate enumeration.
7783 2001-08-09 Graham Stott <grahams@redhat.com>
7785 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7787 (EXTRACT_FLAGS): Likewise.
7789 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7791 * config/mips/mips.c (mips_legitimate_address_p): Check for
7792 CONST_INT in last patch.
7794 2001-08-08 Anthony Green <green@redhat.com>
7796 * java/class.c (emit_register_classes): Use assemble_jcr if
7797 possible. Keep the original mechanism as a fallback.
7798 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7799 and weak symbol support.
7800 * crtstuff.c (__JCR_LIST__): Define.
7801 (__JCR_END__): Define.
7802 (_Jv_RegiserClasses): Define weak symbol if possible.
7803 (__do_global_ctors_aux): Register classes for ELF targets with
7804 weak symbol support.
7806 2001-08-08 Kazu Hirata <kazu@hxi.com>
7808 * dbxout.c: Fix comment formatting.
7809 * dependence.c: Likewise.
7811 * diagnostic.c: Likewise.
7812 * dominance.c: Likewise.
7813 * doprint.c: Likewise.
7814 * dwarf2out.c: Likewise.
7815 * dwarfout.c: Likewise.
7816 * emit-rtl.c: Likewise.
7817 * except.c: Likewise.
7818 * explow.c: Likewise.
7819 * expmed.c: Likewise.
7822 * fold-const.c: Likewise.
7823 * function.c: Likewise.
7825 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7827 * global.c (retry_global_alloc): Avoid shadowing allocno.
7829 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7831 * except.c (remove_fixup_regions): Fix typo.
7833 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7835 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7836 unsigned HOST_WIDE_INT to avoid warning.
7837 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7838 * flow.c (set_block_for_new_insns): Likewise.
7840 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7842 * sibcall.c (return_value_pseudo): New static variable.
7843 (skip_copy_to_return_value): Handle return_value_pseudo.
7844 (call_ends_block_p): Ensure that return_value_pseudo is set.
7845 (optimize_sibling_and_tail_recursive_call): Discover the
7846 load of pseudo return value in alternate exit block.
7848 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7850 * calls.c (ECF_ALWAYS_RETURN): New constant.
7851 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7852 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7853 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7854 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7855 * rtl.c (reg_note_name): New name.
7856 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7858 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7860 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7862 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7864 * alias.c (get_alias_set): Return a previously calculated
7865 alias set for a VAR_DECL.
7866 * function.c (gen_mem_addressof): Calculate the alias set before
7869 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7871 * predict.def: Set hitrates according our experimental run.
7873 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7875 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7877 2001-08-08 H.J. Lu <hjl@gnu.org>
7879 * config/mips/mips.c (mips_unique_section): New. Copied from
7882 * config/mips/mips-protos.h (mips_unique_section): New
7885 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7887 * config/mips/little.h: New. Generic little endian mips
7888 targets. Only mips*-*-linux* is converted to use it so far.
7890 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7891 (WCHAR_TYPE): Defined
7892 (WCHAR_TYPE_SIZE): Likewise.
7893 (INIT_SUBTARGET_OPTABS): Likewise.
7894 (BSS_SECTION_ASM_OP): Likewise.
7895 (SBSS_SECTION_ASM_OP): Likewise.
7896 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7897 (ASM_DECLARE_OBJECT_NAME): Likewise.
7898 (UNIQUE_SECTION): Likewise.
7899 (EXTRA_SECTIONS): Likewise.
7900 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7901 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7902 (ASM_OUTPUT_DEF): Likewise.
7903 (HANDLE_SYSV_PRAGMA): Removed.
7904 (NO_IMPLICIT_EXTERN_C): Likewise.
7905 (TARGET_MEM_FUNCTIONS): Likewise.
7906 (STARTFILE_SPEC): Likewise.
7907 (ENDFILE_SPEC): Likewise.
7908 (LIB_SPEC): Likewise.
7909 (INVOKE__main): Likewise.
7910 (CTOR_LIST_BEGIN): Likewise.
7911 (CTOR_LIST_END): Likewise.
7912 (DTOR_LIST_BEGIN): Likewise.
7913 (DTOR_LIST_END): Likewise.
7914 (SET_ASM_OP): Likewise.
7915 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7916 (ASM_OUTPUT_DEF): Likewise.
7917 (ASM_OUTPUT_IDENT): Likewise.
7919 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7920 (CPLUSPLUS_CPP_SPEC): Likewise.
7921 (ASM_APP_ON) Redefine only if not defined.
7922 (ASM_APP_OFF): Likewise.
7923 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7924 (ASM_OUTPUT_IDENT): Likewise.
7926 * config.gcc: Update tm_file for Linux/mips.
7928 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7930 * cselib.c (cselib_record_sets): If insn is predicated, turn
7931 sources into IF_THEN_ELSEs.
7933 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7934 Turn into define_insn_and_split.
7936 * sched-deps.c: Include "cselib.h".
7937 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7938 Use cselib to turn memory addresses into VALUEs.
7939 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7940 * sched-int.h (struct sched_info): New member USE_CSELIB.
7941 * sched-ebb.c (ebb_sched_info): Initialize it.
7942 * sched-rgn.c (rgn_sched_info): Likewise.
7943 * Makefile.in (sched-deps.o): Update dependencies.
7945 * cselib.h (cselib_subst_to_values): Declare.
7946 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7947 that have no value and autoincs to be handled by generating a new
7950 2001-08-08 Graham Stott <grahams@redhat.com>
7952 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7953 within fixed length SEQUENCE.
7955 2001-08-08 Graham Stott <grahams@redhat.com>
7957 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7958 (diagnostic_prefixing_rule): Likewise.
7959 (diagnostic_line_cutoff): Likewise.
7960 (diagnostic_kind_count): Likewise.
7962 2001-08-08 Graham Stott <grahams@redhat.com>
7964 * alias.c (find_base_decl): Delete redundent assignment.
7966 2001-08-08 Graham Stott <grahams@redhat.com>
7968 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7969 (abs): Uppercase and paranthesize macro parameter.
7970 (MEM_DEPENDENCY): Add whitespace.
7972 2001-08-08 Graham Stott <grahams@redhat.com>
7974 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7975 failure check for CONST_INT
7977 2001-08-08 Graham Stott <grahams@redhat.com>
7979 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7980 (libcall_dead_p): Likewise.
7982 (mark_used_regs): Constify fmt.
7983 (find_use_as_address): Likewise.
7985 2001-08-08 Graham Stott <grahams@redhat.com>
7987 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7990 2001-08-08 Graham Stott <grahams@redhat.com>
7992 * combine.c (combine_simplify_rtx): Update comment and
7993 remove erroneous test.
7995 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7997 * cppinit.c (cpp_finish): Pop the final buffer without comment.
7998 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
7999 take care to avoid multiple no-newline at EOF warnings in that
8002 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8004 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8005 (emit_library_call_value_1): Likewise.
8006 (emit_call_1): Emit REG_SETJMP note.
8007 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8009 * cselib.c (cselib_process_insn): Likewise.
8010 * flow.c (propagate_block): Likewise.
8011 * loop.c (find_and_verify_loops): Likewise.
8012 * reload.c (find_equiv_regs): Likewise.
8013 * reload1.c (reload): Likewise.
8014 * resource.c (mark_referenced_resources,
8015 mark_set_resources): Likewise.
8016 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8017 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8018 * haifa-sched.c (unlink_other_notes): Likewise.
8019 (reemit_notes): Likewise.
8020 * sched-ebb.c (sched_ebb): Likewise.
8021 * sched-rgc.c (sched_region): Likewise.
8022 * rtl.c (note_insn_name): Likewise.
8023 (reg_note_name): Add REG_SETJMP
8024 * rtl.h (reg_note): Add REG_SETJMP.
8025 (insn_note): Remove NOTE_INSN_SETJMP.
8027 * profile.c (branch_prob): Add fake edges for setjmp.
8029 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8031 * config.gcc: Quote target_cpu_default2 correctly for
8032 powerpc*-*-* targets.
8034 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8036 * cpplib.h, line-map.h: Update comments.
8037 * cppmain.c (printer_init): Move inline.
8038 (maybe_print_line, print_line): Take a map pointer.
8039 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8040 (cb_file_change): Don't use prior value of print.map.
8042 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8044 * doc/install.texi: Document fine-grained multilib configuration.
8046 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8048 * rtlanal.c (find_first_parameter_load): Call note_stores
8049 only on the instructions.
8051 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8053 * alias.c (nonlocal_mentioned_p):
8054 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8055 * calls.c (emit_call_1): Likewise.
8056 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8057 * cselib.c (cselib_process_insn): Likewise.
8058 * df.c (df_insns_modify): Likewise.
8059 * flow.c (need_fake_edge_p): Likewise.
8060 (propagate_one_insn): Likewise.
8061 * haifa-sched.c (reemit_notes): Likewise.
8062 * integrate.c (copy_insn_list): Likewise.
8063 * jump.c (delete_prior_computation): Likewise.
8064 * local-alloc.c (validate_equiv_mem): Likewise.
8065 * loop.c (scan_loop): Likewise.
8066 * predict.c (estimate_probability): Likewise.
8067 * reload.c (reload): Likewise.
8068 * sched-deps (sched_analyze): Likewise.
8069 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8070 * gcse.c (compute_hash_table): Likewise.
8071 (mark_call): Likewise.
8072 (store_killed_in_insn): Likewise.
8074 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8076 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8078 2001-08-06 Richard Henderson <rth@redhat.com>
8080 * varasm.c (assemble_gc_entry): Remove.
8081 * output.h: Likewise.
8083 2001-08-06 Richard Henderson <rth@redhat.com>
8085 * varasm.c (assemble_constructor): Take a symbol_ref and a
8086 priority instead of a bare string. Move priority handling
8087 here from cp/decl2.c.
8088 * output.h: Update decls.
8090 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8091 and assemble_destructor.
8092 * profile.c (output_func_start_profiler): Likewise.
8093 * objc/objc-act.c (finish_objc): Likewise.
8094 (build_module_descriptor): Return the symbol not the symbol name.
8096 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8098 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8099 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8100 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8101 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8102 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8103 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8105 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8107 * cpperror.c (print_containing_files): Moved to line-map.c.
8108 (print_location): line-map.c handles re-listing or otherwise.
8109 * cpphash.h (struct lexer_state): Remove next_bol.
8110 (struct cpp_buffer): Remove include_stack_listed.
8111 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8112 Remove faked buffer handling.
8113 (_cpp_do_file_change): Tweak.
8114 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8115 * cppmain.c (struct printer): Remove filename.
8116 (print_line, cb_file_change): Update accordingly.
8117 * line-map.c: Include intl.h.
8118 (init_line_maps): Initialize last_listed.
8119 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8120 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8121 (print_containing_files): New.
8122 * line-map.h (struct line_maps): New member last_listed.
8123 (print_containing_files, INCLUDED_FROM): New.
8124 * Makefile.in: Update.
8125 * po/POTFILES.in: Add line-map.c.
8127 2001-08-06 Richard Henderson <rth@redhat.com>
8129 * except.c (convert_from_eh_region_ranges_1): Never mark
8130 USE or CLOBBER insns as throwing.
8132 * expr.c (store_constructor): Don't clobber memory targets.
8134 2001-08-06 Andreas Jaeger <aj@suse.de>
8136 * profile.c (branch_prob): Remove unused variable insn.
8138 * Makefile.in (local-alloc.o): Add dependency on except.h.
8140 * local-alloc.c: Include except.h for can_throw_internal prototype.
8142 2001-08-06 Richard Henderson <rth@redhat.com>
8144 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8145 * function.c (expand_main_function): Implement it.
8146 * doc/tm.texi: Document it.
8148 2001-08-06 Stan Shebs <shebs@apple.com>
8150 * doc/install.texi: Document powerpc-*-darwin* details.
8152 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8154 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8155 (ASM_CPU_SPEC): Move back to rs6000.h
8156 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8158 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8160 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8163 * config/rs6000/linux64.h: Ditto.
8165 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8166 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8169 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8170 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8172 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8175 2001-08-05 Richard Henderson <rth@redhat.com>
8177 * local-alloc.c (update_equiv_regs): Do not move insns that
8180 2001-08-05 Jan Hubicka <jh@suse.cz>
8182 * Makefile.in (reload1.o): Add dedendancy on except.h
8183 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8185 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8186 indicating wehther edges has been cleaned up.
8187 * reload1.c: Inlucde except.h
8188 (fixup_abnormal_edges): Accept deleted insns.
8189 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8192 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8194 * cpplib.c (do_line): Correct line number after pop_buffer.
8196 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8198 PR preprocessor/3824
8199 * line-map.c: Update comments.
8200 * line-map.h: Update comments.
8201 * tradcif.y: Don't consider large numbers unsigned.
8203 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8205 PR preprocessor/3081
8206 * c-lex.c (map): New.
8207 (cb_file_change): Update map and use it.
8208 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8209 (c_lex): Update to use map.
8210 * cpperror.c (print_location): Move to using logical line numbers.
8211 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8212 (cpp_make_system_header): Similarly.
8213 (_cpp_execute_include): Stop line numbering hacks. Store the
8214 line we will return to.
8215 * cpphash.h (CPP_BUF_LINE): Remove.
8216 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8217 Add map and return_to_line.
8218 (_cpp_do_file_change): Update.
8219 * cppinit.c (cpp_start_read): Update line kludge.
8220 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8221 (trigraph_ok): Use logical line numbers for diagnostics.
8222 (skip_block_comment): Likewise.
8223 (skip_whitespace): Likewise.
8224 (skip_line_comment): Use pfile->line instead.
8225 (_cpp_lex_token): Update to use logical line numbering exclusively.
8226 Handle BOL locally. Accept new lines in directives, but keep
8227 pfile->line decremented. Diagnostics use logical lines. Update
8229 * cpplib.c (SEEN_EOL): New.
8230 (skip_rest_of_line, check_eol): Use it.
8231 (end_directive): Increase line number when accepting the newline
8232 at the end of a directive.
8233 (run_directive): Simplify.
8234 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8235 (_cpp_do_file_change): Update to take buffer line number as an
8236 argument, and store the current map in the cpp_reader. Remove
8237 line number kludges.
8238 (_cpp_do__Pragma): Restore output position after a _Pragma.
8239 (cpp_push_buffer): Don't set output line or lineno.
8240 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8241 Remove line kludge. Set output_line.
8242 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8243 (parse_arg): Use logical lines.
8244 (save_lookahead_token): Save EOFs too now.
8245 * cppmain.c (struct printer): Fix comments.
8246 (printer_init): Simplify, let caller do errors.
8247 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8248 (maybe_print_line): Simplify.
8249 (print_line): Don't print a linemarker if -P.
8250 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8251 (cb_file_change): Simplify.
8252 * line-map.h (LAST_SOURCE_LINE): Fix.
8253 (CURRENT_LINE_MAP): New.
8255 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8257 * doloop.c (doloop_modify_runtime): Properly compute number of
8258 iterations if loop was unrolled.
8260 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8261 if their CSELIB_VAL_PTRs are.
8263 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
8264 (setup_spill_pointers): Initialize it.
8265 (spill_restore_mem): Set it.
8266 (do_spill, do_restore): Use it to add REG_INC note.
8267 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
8269 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
8270 asms if other insns are available.
8272 * config/ia64/ia64.c (condop_operator): New predicate.
8273 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
8274 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
8277 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
8278 temporary register than directly using a MEM.
8280 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8282 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
8283 parameter in last change.
8285 2001-08-04 Zack Weinberg <zackw@panix.com>
8287 * sparc.md: Don't use #if inside C test expression.
8289 2001-08-04 Richard Henderson <rth@redhat.com>
8291 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
8293 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
8295 * cpphash.h (struct cpp_reader): New member directive_line.
8296 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
8297 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
8298 do_pragma): Pass line to callbacks.
8299 (start_directive): Record line of directive.
8300 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
8301 cb_include): Similarly.
8302 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
8305 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8307 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
8310 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8312 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
8314 * reload1.c (fixup_abnormal_edges): New static function.
8317 * flow.c (need_fake_edge_p): New function.
8318 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
8319 avoid call insn to be very last insn in the insn stream.
8321 * profile.c (branch_prob): Call flow_call_edges_add instead of
8322 doing that by hand; cleanup cfg to re-merge basic blocks once
8325 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8327 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
8328 are also on line-map.h.
8329 * cppfiles.c (stack_include_file): Update.
8330 * cpphash.h (struct cpp_buffer): New member return_at_eof.
8331 (_cpp_pop_buffer): New.
8332 * cppinit.c (cpp_destroy, cpp_finish): Update.
8333 (do_includes): Mark each buffer to return at EOF.
8334 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
8335 return as requested.
8336 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
8337 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
8338 * cpplib.h (cpp_pop_buffer): Remove.
8339 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
8340 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
8342 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
8344 (do_preprocessing): Update.
8345 * fix-header.c (read_scan_file): Update. No need to pop buffers.
8346 * c-parse.in (_yylex): Similarly.
8347 * scan-decls.c (scan_decls): Similarly.
8348 * line-map.h: Update comments.
8350 * objc/Make-lang.in (objc-act.o): Update dependencies.
8352 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8354 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
8355 and soft register for operand 0.
8356 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
8358 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8360 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
8361 register for operand 0.
8362 ("bitcmpqi_z_used"): Allow memory for operand 0.
8363 (split "bitcmpqi"): New split to handle address reg as operand 1.
8365 2001-08-04 Andreas Jaeger <aj@suse.de>
8367 * gcse.c: Revert Daniel's last patch.
8369 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8371 * sparc-protos.h: Add prototypes for fp_zero_operand and
8373 * sh-protos.h: Add prototype for fpul_operand.
8375 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
8377 * doc/extend.texi (Other Builtins): Fix typo in last change.
8379 2001-08-03 Richard Henderson <rth@redhat.com>
8381 * target.h (gcc_target): Add asm_out.named_section,
8382 section_type_flags, have_named_sections.
8383 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
8384 (TARGET_HAVE_NAMED_SECTIONS): New.
8385 (TARGET_SECTION_TYPE_FLAGS): New.
8387 * Makefile.in (toplev.o): Depend on TARGET_H.
8388 (varasm.o, dbxout.o): Likewise.
8389 * c-common.c (decl_attributes): Check targetm.have_named_sections
8390 instead of ifdef ASM_OUTPUT_SECTION_NAME.
8391 * dbxout.c (dbxout_function_decl): Likewise.
8392 (dbxout_function_end): Likewise.
8393 * toplev.c (compile_file): Likewise.
8394 * varasm.c (exception_section): Likewise.
8395 * cp/decl2.c (finish_objects): Likewise.
8397 * defaults.h (EH_FRAME_SECTION): Remove.
8398 (EH_FRAME_SECTION_ASM_OP): Remove.
8399 (EH_FRAME_SECTION_NAME): New.
8400 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
8401 (UNIQUE_SECTION_P): Remove.
8402 * dwarf2out.c (SECTION_FORMAT): Remove.
8403 (ASM_OUTPUT_SECTION): Remove.
8404 (output_call_frame_info): Use named_section_flags.
8405 (output_comp_unit, dwarf2out_start_source_file): Likewise.
8406 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
8407 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
8408 * varasm.c (in_eh_frame, eh_frame_section): Remove.
8409 (named_section_flags): New.
8410 (named_section): Use it and targetm.section_type_flags.
8411 (resolve_unique_section): New.
8412 (assemble_start_function): Use it.
8413 (asm_emit_uninitialised, assemble_variable): Likewise.
8414 (default_section_type_flags): New.
8415 (default_no_named_section, default_elf_asm_named_section): New.
8416 (default_coff_asm_named_section, default_pe_asm_named_section): New.
8417 * output.h: Update varasm.c decls.
8418 (SECTION_*): New flags.
8420 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
8421 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
8423 * config/elfos.h (UNIQUE_SECTION_P): Remove.
8424 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
8425 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
8426 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8427 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
8428 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
8429 * config/mips/elf.h, config/mips/elf64.h: Likewise.
8430 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
8431 * config/pa/pa64-hpux.h,
8433 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
8434 (TARGET_ASM_NAMED_SECTION): New.
8435 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
8436 * config/alpha/vms.h, config/arm/coff.h: Likewise.
8437 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
8438 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
8439 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
8440 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
8441 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
8442 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
8443 * config/i386/sco5.h, config/i386/win32.h: Likewise.
8444 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
8445 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
8446 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
8447 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
8448 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
8449 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
8450 * config/sparc/sysv4.h: Likewise.
8452 * config/nextstep.h: Error until named sections implemented.
8454 * config/a29k/a29k.c (a29k_asm_named_section): New.
8455 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
8456 (vms_section_type_flags, vms_asm_named_section): New.
8457 * config/arm/arm.c (arm_elf_asm_named_section): New.
8458 * config/avr/avr.c (asm_output_section_name): Remove.
8459 * config/avr/avr-protos.h: Update.
8460 * config/c4x/c4x.c (c4x_asm_named_section): New.
8461 * config/h8300/h8300.c (h8300_asm_named_section): New.
8462 * config/i386/i386.c (sco_asm_named_section): New.
8463 * config/i386/winnt.c (SECTION_PE_SHARED): New.
8464 (i386_pe_section_type_flags): New.
8465 (i386_pe_asm_named_section): New.
8466 * config/i386/i386-protos.h: Update.
8467 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
8468 * config/mcore/mcore.c (mcore_asm_named_section): New.
8469 * config/mips/mips.c (iris6_asm_named_section): New.
8470 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
8471 instead of UNIQUE_SECTION_P.
8472 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
8473 (xcoff_asm_named_section): New.
8474 * config/sh/sh.c (sh_asm_named_section): New.
8475 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
8477 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
8478 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
8479 (EH_FRAME_SECTION_NAME): New.
8480 (EXCEPTION_SECTION): New.
8481 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
8482 (DEBUG_*_SECTION): Remove.
8483 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
8484 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
8485 (EH_FRAME_SECTION_ASM_OP): Remove.
8487 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
8488 (ASM_OUTPUT_SECTION_NAME): Remove.
8489 (TARGET_ASM_NAMED_SECTION): New.
8490 (TARGET_HAVE_NAMED_SECTIONS): New.
8491 (TARGET_SECTION_TYPE_FLAGS): New.
8492 (EH_FRAME_SECTION_ASM_OP): Remove.
8493 (EH_FRAME_SECTION_NAME): New.
8495 2001-08-03 Zack Weinberg <zackw@stanford.edu>
8497 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
8498 for complex expressions when cfun == 0.
8499 * doc/extend.texi: Document that __builtin_constant_p can be
8500 used in data initializers as well as functions.
8502 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
8504 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
8505 variable I locally, instead of expecting a declaration in the
8508 2001-08-03 Richard Henderson <rth@redhat.com>
8510 * except.c (collect_one_action_chain): Add an explicit cleanup
8511 action if regions surrounding a catch were encoded entirely
8512 within the call-site entry.
8514 2001-08-03 Richard Henderson <rth@redhat.com>
8516 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8517 don't take REGNO of a non-register.
8519 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8521 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8522 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8523 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8524 (__gthread_mutex_init_function): New function for mutex initialization.
8526 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8528 * Makefile.in: Revert screwed up commit.
8530 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8532 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8533 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8534 merged by linker script to get a final _exit().
8535 (__do_global_dtors): New for destructor handling in specific exit
8537 (__do_global_ctors): New for constructors in specific install section.
8538 (__map_data_section): Map data sections before running constructors.
8539 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8540 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8541 (DTORS_SECTION_ASM_OP): Likewise.
8542 (CTORS_SECTION_FUNCTION): Define to force a reference to
8544 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8546 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8548 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8550 * Makefile.in: Add df.h to gcse.c dependencies.
8552 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8554 * varasm.c (output_constant_def_contents): Use for the length of a
8555 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8556 depending on which is larger.
8558 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8560 * gcse.c: Include df.h for use as a dataflow analyzer.
8562 Declaration of reg_set_info: gone.
8563 New df_analyzer variable used by store motion.
8564 (reg_set_info): Deleted.
8565 (mark_mem_regs): New function, analyze regs used by a mem.
8566 (store_ops_ok): Use dataflow analyzer results to determine if
8567 necessary regs are changed in the block.
8568 (find_moveable_store): Remove check for symbol ref, we can handle
8569 much more complex expressions now.
8570 (compute_store_table): Remove most of the code, it's unnecessary
8571 now that the dataflow analyzer records the info for us.
8572 (store_killed_after): Add parameter to say whether to do the
8573 store_ops_okay test, used to speed up testing when we already know
8574 the answer, and just want to know if the store itself was killed.
8575 (build_store_vector): Largely rewritten to calculate the various
8576 vectors properly, and somewhat optimized.
8577 (store_motion): Init the df_analyzer, get REG_DEF chains.
8578 Also handle trapping expressions (since mems almost always trap)
8579 (simple_mem): Redefine what a simple mem is.
8581 2001-08-03 DJ Delorie <dj@redhat.com>
8583 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8584 set from a constant part of the condition.
8586 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8588 * mkdeps.c (deps_add_default_target): Make local variable
8589 ``start'' a const char pointer.
8590 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8592 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8594 * doc/install.texi (Configuration): Fix markup.
8595 (Specific, i?86-*-udk): Likewise.
8596 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8598 Document --enable-threads and --enable-libgcj status.
8599 (Specific, mips-sgi-irix*): Canonicalize triples.
8600 (Specific, mips-sgi-irix5): Warn about problems with this config.
8601 Mention required GNU as patch.
8602 Native assembler problems are fixed.
8603 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8604 Document --enable-threads and --enable-libgcj status.
8606 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8608 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8611 2001-08-03 Richard Henderson <rth@redhat.com>
8613 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8616 2001-08-03 Richard Henderson <rth@redhat.com>
8618 * rtlanal.c (find_first_parameter_load): Stop if we
8619 reach a CODE_LABEL at BOUNDARY.
8621 2001-08-03 Richard Henderson <rth@redhat.com>
8623 * config/alpha/alpha.md (force_movdi): New insn.
8624 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8625 Tweek FRP marking of VMS prologue insns.
8626 * config/alpha/vms.h (EPILOGUE_USES): New.
8628 2001-08-02 Richard Henderson <rth@redhat.com>
8630 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8632 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8634 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8635 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8636 config/convex/convex.h, config/d30v/d30v.c,
8637 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8638 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8639 config/mips/mips.h, config/mn10200/mn10200.h,
8640 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8641 config/v850/v850.h, config/vax/openbsd.h,
8642 config/vax/openbsd1.h, config/vax/ultrix.h,
8643 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8644 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8645 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8646 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8647 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8648 in comments and documentation.
8650 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8654 * Makefile.in (line-map.o): New.
8655 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8656 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8657 * cpperror.c (print_containing_files): Similarly.
8658 (print_location): Update. Don't output a space before _Pragma.
8659 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8660 (stack_include_filee, cpp_make_system_header): Update.
8661 (_cpp_execute_include): Get logical line number right for calling
8662 as-yet-unterminated #include.
8663 * cpphash.h (struct cpp_reader): Add line_maps.
8664 (_cpp_do_file_change): Update.
8665 * cppinit.c (cpp_create_reader): Initialize line maps.
8666 (cpp_destroy): Destroy line maps.
8667 (cpp_start_read): Get logical line number right.
8668 * cpplex.c (parse_string): Only warn once for multi-line strings.
8669 Use boolean variable for null warning.
8670 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8672 (do_include_common): End the directive early.
8673 (do_line): Don't warn about out-of-range lines in preprocessed
8674 source. Update. Remove unused variables.
8675 (_cpp_do_file_change): Update for new line mapping.
8676 (pragma_cb): New typedef.
8677 (cpp_register_pragma): Stop looking ahead before calling the
8679 (do_pragma_system_header): End directive early.
8680 (cpp_get_line_maps): New.
8681 (cpp_pop_buffer): Fudge logical line. Update.
8682 * cpplib.h: Include line-map.h
8683 (enum cpp_fc_reason): Remove.
8684 (struct cpp_file_change): Update.
8685 (cpp_get_line_maps): New.
8686 * cppmain.c (struct_printer): New member map.
8687 (cb_file_change): Update for new mappings.
8688 * fix-header.c (cb_file_change): Similarly.
8690 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8692 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8693 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8695 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8697 * config/vax/vax.c: include expr.h.
8699 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8701 * Makefile.in ($(srcdir)/configure): Only rebuild in
8703 ($(srcdir)/config.in): Only define in maintainer mode.
8704 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8706 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8708 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8710 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8712 * gcc.c (set_collect_gcc_options): New function, split out from
8714 Ignore elided switches.
8715 (do_spec_1): Invoke before executing command.
8716 (set_input): Export.
8717 Move declaration ...
8718 * gcc.h (set_input): ... here.
8719 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8722 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8725 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8727 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8729 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8731 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8732 for the unnamed instructions it expands to.
8734 2001-08-02 Richard Henderson <rth@redhat.com>
8736 * regclass.c (call_really_used_regs): Conditionally define.
8737 (init_reg_sets_1): Don't use it if not defined.
8738 (fix_register): Similarly, don't set it.
8740 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8742 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8743 Correct comment that had been missed in the previous change.
8745 2001-08-01 Stan Shebs <shebs@apple.com>
8747 * config/darwin.c (machopic_stub_name): Try matching by name.
8748 (update_stubs): New function.
8749 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8752 2001-08-01 Richard Henderson <rth@redhat.com>
8754 * except.c (output_function_exception_table): Use assemble_align.
8755 * varasm.c (assemble_eh_label): Remove.
8756 (assemble_eh_align, assemble_eh_integer): Remove.
8758 2001-08-01 Robert Lipe <robertl@caldera.com>
8760 * dwarfout.c: Remove reference to README.DWARF.
8762 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8764 * regclass.c (call_really_used_regs): New array for registers which
8765 are actually used by a call.
8766 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8768 (fix_register): Set call_really_used too.
8769 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8770 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8772 2001-08-01 Richard Henderson <rth@redhat.com>
8774 * read-rtl.c (read_name): Consider \r whitespace.
8776 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8778 * config.gcc: Recognize powerpc-*-netbsd*.
8780 * doc/install.texi (Host/target specific installation notes for
8781 GCC): Mention powerpc-*-netbsd*.
8783 * config/rs6000/netbsd.h: New file.
8784 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8785 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8786 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8787 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8788 (TARGET_VERSION): Redefine.
8790 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8791 mcall-netbsd as a match for mcall-sysv.
8792 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8793 (ncrti.S, ncrtn.S): New targets.
8794 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8796 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8797 "netbsd' as a V4 ABI.
8798 (ASM_SPEC): Check for -mcall-netbsd.
8799 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8800 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8801 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8802 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8803 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8804 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8805 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8807 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8808 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8810 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8812 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8813 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8814 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8815 including "unwind-pe.h".
8817 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8819 * rs6000.md (define_splits): Kill unused constraints.
8821 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8822 Jan Hubicka <jh@suse.cz>
8824 * function.c (thread_prologue_and_epilogue_insns): Kill code
8825 dealing with non-existent CFG.
8827 2001-08-01 Kazu Hirata <kazu@hxi.com>
8829 * alias.c: Fix comment formatting.
8830 * bitmap.c: Likewise.
8831 * builtins.c: Likewise.
8832 * calls.c: Likewise.
8833 * c-common.c: Likewise.
8834 * c-decl.c: Likewise.
8835 * c-dump.c: Likewise.
8836 * c-lex.c: Likewise.
8837 * collect2.c: Likewise.
8838 * combine.c: Likewise.
8839 * conflict.c: Likewise.
8840 * cppfiles.c: Likewise.
8841 * cppinit.c: Likewise.
8842 * cpplex.c: Likewise.
8843 * cpplib.c: Likewise.
8844 * cppmacro.c: Likewise.
8845 * cppspec.c: Likewise.
8846 * c-pragma.c: Likewise.
8847 * crtstuff.c: Likewise.
8849 * cselib.c: Likewise.
8850 * c-semantics.c: Likewise.
8851 * c-typeck.c: Likewise.
8853 2001-08-01 H.J. Lu <hjl@gnu.org>
8855 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8857 2001-08-01 H.J. Lu <hjl@gnu.org>
8859 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8861 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8863 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8864 contextualizing Objective-C class name lookup by the lexer.
8865 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8867 (protocoldef): Add support for forward @protocol declarations.
8868 (yylexname): Suppress ObjC class name lookup in certain contexts;
8869 re-enable after lookup is complete.
8870 (_yylex): Re-enable ObjC class name lookup when certain
8871 punctuation marks are seen.
8873 * objc/objc-act.c (check_protocol_recursively): New function used
8874 for finding circular dependencies in protocols.
8875 (objc_declare_protocols): New function for handling forward
8876 @protocol declarations.
8877 (receiver_is_class_object): Detect the case when 'self' is used
8878 inside of a class method.
8879 (build_message_expr): Issue a warning if class method is desired
8880 but instance method is found instead.
8881 (conforms_to_protocol): Streamline.
8882 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8883 protocol Foo, even if 'Bar foo' does not.
8884 (check_protocols): Streamline.
8885 (start_protocol): Add checks for circular and duplicate protocol
8887 (encode_aggregate_within): For typedefs of structs, encode the
8889 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8890 (objc_declare_protocols): New prototype.
8892 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8894 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8895 * cpplex.c (handle_newline): Update prototype. Maintain logical
8897 (skip_escaped_newlines, skip_block_comment, parse_string):
8899 (_cpp_lex_token): Update, and store token position within the token.
8900 * cpplib.h (struct cpp_token): Add line and column entries.
8901 * cppmacro.c (replace_args): Position stringified tokens correctly.
8903 2001-08-01 Andreas Jaeger <aj@suse.de>
8905 * basic-block.h: Add prototype for last_loop_beg_note.
8907 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8909 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8910 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8912 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8913 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8914 expand_decl_cleanup.
8915 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8917 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8918 operand while calling simple_cst_equal.
8919 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8920 operand is the cleanup expression, the third is the RTL_EXPR.
8921 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8923 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8925 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8927 2001-07-31 matthew green <mrg@eterna.com.au>
8929 * config.gcc (i386-*-netbsdelf): New description.
8930 * config/i386/netbsd-elf.h: New file.
8932 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8934 * loop.c (check_dbra_loop): Use single_set to compute
8937 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8939 PowerPC reorg and support for powerpc64-*-linux*.
8941 Also fixes emitting of constants on 32 bit and 64 bit
8944 * config.gcc: powerpc64-*-linux* is a new target.
8945 Things that needed aix.h now also include xcoff.h
8947 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8949 Move AIX specific stuff into aix.h.
8950 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8951 with more than just XCOFF now.
8952 (SET_ASM_OP): Remove, now defined where needed.
8953 (FUNCTION_PROLOGUE): New macro definition.
8954 (FUNCTION_EPILOGUE): New macro definition.
8955 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8957 * config/rs6000/xcoff.h: New file.
8959 * config/rs6000/linux64.h: New file.
8961 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8963 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8965 * rs6000.c (print_operand_address): Handle ELF syntax.
8966 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8967 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8968 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8970 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8972 * rs6000.c (rs6000_override_options): Only disable
8973 flag_function_sections for XCOFF.
8974 (exact_log2_cint_operand): New predicate.
8975 (reg_or_{add,sub}_cint64_operand): New predicates.
8976 (add_operand): Compare CONST_INT with fewer function calls.
8977 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8978 (print_operand, case 'p'): Ensure positive operand.
8979 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8980 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8981 (PREDICATE_CODES): Add new predicates.
8982 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8983 (divsi3, modsi3): Ensure positive power-of-2.
8984 (adddi3): Use new predicate. Split 32-bit constants more
8985 correctly. Re-arrange splitter to handle any constant.
8986 (subdi3): Use new predicate.
8987 (divdi3, moddi3): Ensure positive power-of-2.
8988 (movdi): Use rs6000_emit_set_const.
8989 (load_toc_v4_pic_di): Delete.
8991 2001-07-31 Graham Stott <grahams@redhat.com>
8993 * function.c (pad_below): Revert 2001-07-26 patch.
8995 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8997 * reg-stack (convert_regs_1): Fix best edge condition.
8999 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9001 * jump.c (duplicate_loop_exit_test): Better test for jumps
9002 entering the loop; create loop pre_header.
9004 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9006 * doc/install.texi: Add s390 and s390x as new targets.
9007 * doc/invoke.texi: Add documentation of S/390 and zSeries
9009 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9011 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9013 * config/m68k/m68k.md: Replace all general_operand with
9014 nonimmediate_operand for all destinations.
9015 * config/m68k/m68k.c (not_sp_operand): Likewise.
9017 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9019 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9021 2001-07-30 Richard Henderson <rth@redhat.com>
9023 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9024 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9026 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9028 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9029 Add missing doc strings
9030 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9031 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9033 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9035 * i386.c (ix86_output_main_function_alignment_hack): New function.
9036 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9038 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9039 edges by EDGE_DFS_BACK flag.
9040 (dump_edge_info): Add dfs_back flag.
9041 * basic-block.h (EDGE_DFS_BACK): New constant.
9042 (mark_dfs_back_edges): Declare.
9043 * alias.c (loop_p): Remove.
9044 (mark_constant_function): Use mark_dfs_back_edges.
9046 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9047 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9048 (compensate_edge): Break out from ...
9049 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9050 (convert_regs_2): Set block_done once block is really done;
9051 Do updating of the predecesors counts.
9053 * toplev.c (rest_of_compilation): Recompute block_for_insn
9054 before post-reload cfg_cleanup.
9055 * function.c (thread_prologue_epilogue_insns):
9056 Call set_block_for_new_insns when emitting prologue directly.
9058 2001-07-30 Andreas Jaeger <aj@suse.de>
9060 * jump.c: Add prototype for mark_modified_reg.
9062 * cse.c (set_live_p): Add unused attribute.
9064 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9066 (scan_for_source_files): Use long for count to avoid overflow.
9067 (output_data): Likewise.
9068 (output_data): Don't use string concatatenation to silence gcc
9071 * predict.c: Fix typos and grammar.
9073 * gcse.c (insert_insn_end_bb): Remove unused variables.
9075 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9077 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9078 (attempt_auto_inc): LIkewise.
9079 (mark_used_reg): Likewise.
9080 (try_pre_increment_1): Likewise.
9081 * regclass.c (regclass): Likewise.
9082 * global.c (allocno_compare): Update comment; change scaling factor.
9083 * local-alloc.c (QTY_CMP_PRI): Likewise.
9084 * regs.h (REG_FREQ_FROM_BB): New.
9085 (REG_FREQ_MAX): Likewise.
9087 2001-07-30 H.J. Lu <hjl@gnu.org>
9089 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9092 2001-07-30 H.J. Lu (hjl@gnu.org)
9094 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9095 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9096 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9098 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9100 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9101 as -mthumb-interwork when -mcpu=arm7 is specified.
9103 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9105 * predict.def (noreturn, loop branch, loop exit): Mark as first
9108 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9110 * combine.c (try_combine): Avoid barrier after noop jumps.
9112 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9114 * cpphash.h (struct cpp_reader): Remove import_warning.
9115 * cpplib.c (skip_rest_of_line): Don't bother turning off
9117 (parse_include): Move include handling to...
9118 (do_include_common): ... here. Move import warning from...
9119 (do_import): ... here.
9120 (do_pragma_poison): Don't do a callback for poison identifiers.
9121 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9122 * cppmain.c (setup_callbacks): Similarly.
9124 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9126 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9127 handle multiple sets.
9128 * except.c (sjlj_mark_call_sites): .... here.
9129 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9131 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9133 Suggested by Richard Henderson and Richard Kenner:
9134 * combine.c (recog_for_combine): Use the fake recog
9135 only if instruction does not match.
9136 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9137 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9139 * combine.c (try_combine): Discover noop jump as direct jump.
9141 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9143 * df.c (df_rd_global_compute): Add successors to worklist, not
9145 (df_ru_global_compute): Ditto.
9147 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9149 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9150 increment REG_N_SETS.
9152 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9154 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9156 * sbitmap.c (sbitmap_a_xor_b): New function.
9157 ifdef the basic block stuff on IN_GCC.
9159 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9161 * cppexp.c (parse_defined): Always record the macro name.
9162 (lex): Don't worry about identifiers, or special-case
9164 (_cpp_parse_expr): Figure out at the end of the routine
9165 whether we saw a valid !defined() expression.
9166 * cppfiles.c (stack_include_file): Update for mi_valid.
9167 (_cpp_pop_file_buffer): Similarly.
9168 * cpplex.c (_cpp_lex_token): Similarly.
9169 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9170 mi_if_not_defined, mi_lexed): Remove.
9172 * cpplib.c (do_if): Simplify.
9173 (do_endif, push_conditional, _cpp_handle_directive): Update
9174 for renaming of mi_state to mi_valid.
9176 * cpp.texi: Add index entries for digraphs, and add comment
9177 that C++ refers to them as alternative tokens.
9179 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9181 * basic-block.h (CLEANUP_PRE_LOOP): New.
9182 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9183 * sibcall.c (optimize_sibling_calls): Likewise.
9184 * toplev.c (rest_of_compilation): Likewise.
9185 * flow.c (try_forward_edges): Take argument MODE;
9186 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9187 (try_optimize_cfg): Update call of try_forward_edges.
9189 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9190 Jan Hubicka <jh@suse.cz>
9192 * (validate_replace_rtx_1): Fix simplification of MINUS.
9194 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9196 PR preprocessor/3669
9197 * cppinit.c (init_dependency_output): Turn off dump requests
9198 if sending dependencies to stdout.
9200 2001-07-28 Richard Henderson <rth@redhat.com>
9202 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9205 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9207 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9209 2001-07-28 Kazu Hirata <kazu@hxi.com>
9211 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9212 is VAR_DECL first to prevent an ICE.
9214 2001-07-28 Richard Henderson <rth@redhat.com>
9216 * varasm.c (immed_real_const_1): Don't elide special cases for
9218 (clear_const_double_mem): Clear const_tiny_rtx too.
9220 2001-07-28 Richard Henderson <rth@redhat.com>
9222 * dwarf2out.c (dw_val_class_offset): New.
9223 (struct dw_ranges_struct, dw_ranges_ref): New.
9224 (ranges_table, ranges_table_allocated): New.
9225 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9226 (add_AT_offset, add_ranges, output_ranges): New.
9227 (print_die, output_die): Handle dw_val_class_offset.
9228 (attr_checksum, size_of_die, value_format): Likewise.
9229 (gen_lexical_block_die): Handle non-contiguous blocks.
9230 (gen_block_die): Likewise.
9231 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9232 if needed. Dump the ranges table.
9233 * final.c (final_start_function): Remove unnecessary notes and
9234 rebuild the block tree before numbering the blocks.
9235 * function.c (reorder_blocks_0): Walk the existing block tree
9236 to unmark all blocks.
9237 (reorder_blocks_1): Create block fragments when duplicate block
9239 (reorder_fix_fragments): New.
9240 (reorder_blocks): Call it.
9241 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9243 2001-07-28 Richard Henderson <rth@redhat.com>
9245 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9247 2001-07-28 Richard Henderson <rth@redhat.com>
9249 * flow.c (add_to_mem_set_list): New function.
9250 (init_propagate_block_info): Use it.
9251 (mark_set_1): Likewise.
9252 (insn_dead_p): Canonicalize memory address for dead store
9253 comparison. Allow wider mode stores to kill narrower mode stores.
9254 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9255 (invalidate_mems_from_set): Don't handle MEMs.
9257 2001-07-28 Kazu Hirata <kazu@hxi.com>
9259 * config/h8300/h8300.h: Fix formatting.
9261 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9263 * basic-block.h (EDGE_FREQUENCY): New macro.
9264 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
9266 * flow.c (find_sub_basic_blocks): Likewise.
9267 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
9268 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
9270 * predict.c (DEF_PREDICTOR): New argument FLAGS.
9271 (HITRATE): New macro.
9272 (PRED_FLAG_FIRST_MATCH): New constant.
9273 (predictor_info): New field flgags.
9274 (combine_predictions_for_insn): Use DS theory to combine
9275 probabilities; set the edge probabilities when finished.
9276 (estimate_probability): Avoid duplicated matches
9277 of LOOP_BRANCH heuristics for nested loops; update comment.
9278 * predict.def: Add flags for each prediction, set probabilities
9279 according to B&L paper.
9280 * predict.h (DEF_PREDICTOR): New argument FLAGS.
9282 * profile.c (compute_branch_probabilities): Cleanup way the edge
9283 probabilities are computed and REG_BR_PROB notes are dropped; if
9284 values does not match, emit error.
9285 (init_branch_prob): Do error instead of warning when profile driven
9286 feedback is missing or corrupt.
9288 2001-07-27 DJ Delorie <dj@redhat.com>
9290 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
9291 against a constant, try to adjust the compare to have the desired
9292 constant in it so that min/max optimizations happen more often.
9294 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9296 * flow.c (last_loop_beg_note): New function.
9297 (redirect_edge_and_branch): Use it.
9298 (split_edge): Likewise.
9300 * alias.c (loop_p): Avoid uninitialized memory access.
9302 * flow.c (try_forward_edges): Avoid accessing freed memory.
9304 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
9307 2001-07-26 Andrew Haley <aph@redhat.com>
9308 Joern Rennecke <amylaar@redhat.com>
9310 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
9311 (SUBTARGET_CPP_ENDIAN_SPEC): New.
9312 (SUBTARGET_CPP_SPEC): New.
9314 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
9315 (SUBTARGET_CPP_PTR_SPEC): New.
9316 (CPP_DEFAULT_CPU_SPEC): New.
9317 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
9318 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9319 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
9320 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
9321 (SUBTARGET_CPP_SPEC): Define as an empty string.
9323 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9325 * doc/install.texi (Configuration): Properly link the host
9326 specific instructions also when generating HTML.
9328 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
9330 * flow.c (redirect_edge_and_branch_force): Test
9331 target->global_live_at_start.
9333 2001-07-26 Richard Henderson <rth@redhat.com>
9335 * simplify-rtx.c (avoid_constant_pool_reference): Export.
9336 * rtl.h (avoid_constant_pool_reference): Declare it.
9337 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
9338 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
9340 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9342 * rtl.h (cleanup_barriers): Declare.
9343 * jump.c (cleanup_barriers): New function.
9344 * toplev.c (rest_of_compilation): Call cleanup_barriers
9345 before loop optimizer and after bb_reorder.
9347 * flow.c (back_edge_of_syntactic_loop_p): New.
9348 (split_edge): Use it.
9350 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9352 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
9354 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
9356 * cse.c (cse_process_notes): Replace any registers if the address
9359 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
9361 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
9362 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
9363 (propagate_block): Update prototype.
9364 * flow.c (update_life_info): Simplify the CFG and
9365 recalculate the global regs which are alive when
9366 removing dead code during a global update.
9367 (propagate_block): Return non-zero if an INSN is
9370 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9372 * Makefile.in (LIBICONV): Define.
9374 2001-07-26 Catherine Moore <clm@redhat.com>
9376 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
9377 of conditional to avoid tree checking errors.
9379 2001-07-26 Kazu Hirata <kazu@hxi.com>
9381 * regmove.c (regmove_optimize): Don't replace a reg with
9382 another reg of a different mode.
9384 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
9386 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
9387 limit length of dependency flush list.
9388 * params.h (MAX_PENDING_LIST_LENGTH): Define.
9389 * sched-int.h (struct deps): Add pending_flush_length field.
9390 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
9391 has 1 element in it.
9392 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
9393 (sched_analyze): After a jump, if the pending memory flush list is too
9394 large, flush the pending lists.
9395 (init_deps): Initialize pending_flush_length to 0.
9396 * doc/invoke.texi (max_pending_list_length): Document parameter.
9398 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
9400 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
9401 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
9402 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
9404 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9406 * cpphash.h (struct_lexer_state): Delete was_skipping.
9407 Move skipping here from struct cpp_reader.
9408 * cpplex.c (parse_identifier): Update.
9409 (_cpp_lex_token): Don't skip tokens in a directive.
9410 * cpplib.c (struct if_stack): Update.
9411 (start_directive, end_directive): Don't change skipping state.
9412 (_cpp_handle_directive): Update.
9413 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
9414 (do_else, do_endif): Update; only check for excess tokens if not
9415 in a skipped conditional block.
9416 (push_conditional): Update for new struct if_stack.
9418 2001-07-26 Graham Stott <grahams@redhat.com>
9420 * function.c (locate_and_pad_parm): Also pad initial offset
9421 so that the total argument size also includes the padding.
9423 2001-07-26 Graham Stott <grahams@redhat.com>
9425 * gensupport.c (alter_output_for_insn): Correct enable checking failure
9426 change XSTR to XTMPL.
9428 (process_one_cond_exec): Likewise
9430 2001-07-25 Richard Henderson <rth@redhat.com>
9432 * varasm.c (assemble_variable): Create DECL_RTL before setting
9435 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
9437 * predict.c (estimate_probability): Avoid duplicated predictions.
9439 * loop.c (find_and_verify_loops): Grok multiple barriers.
9441 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9443 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
9445 * dbxout.c: Consistently use putc instead of fputc.
9446 (print_wide_int): New function; call instead of direct fprintf.
9447 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
9448 (dbxout_type_fields, dbxout_type_method_1): Likewise.
9449 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
9450 (print_int_cst_octal): Likewise.
9451 (print_octal): Show we wrote characters.
9452 (dbxout_type): Set have_used_extensions in more places.
9454 2001-07-25 Catherine Moore <clm@redhat.com>
9456 * config/v850/v850.c (v850_va_arg): Use addr
9457 instead of valist to build incr.
9459 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
9461 * flow.c (delete_dead_jumptables): New function.
9462 (life_analyzis): Call it.
9463 * bb-reorder.c (skip_insns_after_block): Handle contradictory
9466 2001-07-25 Richard Henderson <rth@redhat.com>
9468 * except.c (reachable_handlers): Handle a region being removed
9469 out from under a RESX.
9471 2001-07-25 Richard Henderson <rth@redhat.com>
9473 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
9474 swap GE/GT if it is an fp comparison.
9476 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
9478 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
9481 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
9483 * ssa.c (rename_insn_1): Do not wrap an assignment to a
9484 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
9487 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
9489 (visit_expression): When attempting to simplify an expression,
9490 retrieve any modes for arguments before they are simplified
9493 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9494 Janis Johnson <janis@us.ibm.com>
9496 * stmt.c (expand_goto): A nonlocal goto can be a call too.
9497 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
9498 pointer parameters to match documented usage of nonlocal_goto.
9499 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
9500 parameters to their correct order.
9501 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
9502 parameters to their correct order.
9504 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
9506 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
9508 2001-07-25 Jan Hubicka <jh@suse.cz>
9509 Richard Henderson <rth@redhat.com>
9511 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9513 (make_edges): New argument update_p; populate the edge cache if set.
9514 (find_basic_blocks): Update make_edges invocation.
9516 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9518 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9520 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9522 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9523 -Acpu and -Amachine.h.
9524 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9525 Corrected header to say ELF not a.out.
9526 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9527 when given -msoft-float.
9529 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9531 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9532 extra multilib parts like arm-elf.
9533 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9534 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9535 crtfini.o as extra multilib parts.
9537 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9539 * configure.in: Add rtems as a supported thread model.
9540 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9541 * configure: Rebuilt.
9543 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9545 * stor-layout.c (get_mode_alignment): make it work when
9546 BITS_PER_UNIT is not a power of two.
9547 * builtins.c (get_pointer_alignment): Likewise.
9549 2001-07-24 Richard Henderson <rth@redhat.com>
9551 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9552 the retrieved constant into the expected mode.
9554 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9556 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9557 (verify_flow_info): Check for duplicated edges; clarify
9560 * flow.c (block_label): Update basic_block_for_insn.
9561 (commit_edge_insertions): Call compute_bb_for_insn.
9563 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9566 * flow.c (redirect_edge_and_branch,
9567 try_optimize_cfg): Use redirect_edge_succ_nodup
9568 (redirect_edge_succ_nodup): New.
9569 * basic_block.h (redirect_edge_succ_nodup): Declare.
9571 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9574 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9576 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9577 (try_crossjump_to_edge): Update commetns.
9578 (try_crossjump_bb): Likewise.
9580 2001-07-24 Richard Henderson <rth@redhat.com>
9582 * combine.c (distribute_notes): Move set of need_refresh
9583 for noop_move_p down to catch all cases.
9585 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9587 * recog.c (split_all_insns_noflow): New.
9588 * rtl.h (split_all_insns_noflow): Declare.
9589 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9590 * m68hc11.c (m68hc11_reorg): Likewise.
9591 * sh.c (machine_dependent_reorg): Likewise.
9592 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9595 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9597 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9598 (ashlsi3_n splitter): Likewise.
9599 (lshrsi3_n splitter): Likewise.
9601 (GOTaddr2picreg): Make const SImode.
9602 (sym_label2reg): Likewise.
9603 (symGOT2reg): Likewise.
9604 (symGOTOFF2reg) Likewise.
9606 (casesi_worker_0): Make unspec SImode.
9608 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9610 * config/sh/sh.c (barrier_align): Check that an operand really is
9611 an insn before extracting its INSN_CODE.
9613 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9615 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9618 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9619 for SImode to prevent overflow.
9621 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9623 * config/mips/irix6-libc-compat.c: New file.
9624 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9625 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9628 2001-07-24 lars brinkhoff <lars@nocrew.org>
9630 * rtl.texi (REG_POINTER): Document.
9631 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9632 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9634 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9636 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9638 2001-07-23 Richard Henderson <rth@redhat.com>
9640 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9642 2001-07-23 Kazu Hirata <kazu@hxi.com>
9644 * config/h8300/h8300-protos.h: Add a prototype for
9645 general_operand_dst_push.
9646 * config/h8300/h8300.c (general_operand_dst_push): New.
9647 * config/h8300/h8300.h (OK_FOR_T): New.
9648 (EXTRA_CONSTRAINT): Use it.
9649 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9650 the existing movqi pattern.
9651 (movhi_push): Likewise.
9653 * reload.c: Fix comment typos.
9655 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9657 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9659 2001-07-23 H.J. Lu (hjl@gnu.org)
9661 * doc/extend.texi: Update __builtin_return_address and
9662 __builtin_frame_address.
9664 2001-07-23 Richard Henderson <rth@redhat.com>
9666 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9668 * config/i386/i386.md: New setcc+movzbl peephole2.
9670 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9672 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9673 * objc/objc-act.c: Include debug.h.
9674 (synth_module_prologue): Save and restore debug hooks too.
9676 2001-07-23 lars brinkhoff <lars@nocrew.org>
9678 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9679 and C4X_FLOAT_FORMAT.
9680 (BOOL_TYPE_SIZE): Document.
9682 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9684 * unroll.c (loop_iterations): Fix miscalculation of initial
9687 2001-07-13 Andrew Haley <aph@redhat.com>
9689 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9690 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9691 * config/sh/sh.c (sh_can_redirect_branch): New function.
9692 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9693 * reorg.c (steal_delay_list_from_target): Use
9694 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9696 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9698 * flow.c (try_simplify_condjump): Unlink insn chain on
9699 fallthru edge; use can_fallthru.
9701 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9703 * basic-block.h (find_sub_basic_block): Declare.
9704 * flow.c (make_edges): New arguments MIN and MAX;
9705 (find_sub_basic_blocks): Revamp to use make_edges
9706 and purge_dead_edges.
9707 (find_basic_blocks): Update call of find_sub_basic_block.
9709 * recog.c (split_all_insns): Always expect CFG to be consistent;
9710 call find_sub_basic_blocks in case something has changed.
9711 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9714 * basic-block.h (delete_noop_moves): Declare.
9715 * combine.c (combine_instructions): Call it.
9716 (recog_for_combine): Tolerate noop moves
9717 (distribute_notes): Force refresh when register dies at noop move.
9718 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9720 (life_analysis): Update delete_noop_moves call.
9721 (set_noop_p): Move too ...
9722 * rtlanal.c (noop_move_p): ... here.
9723 * rtl.h (noop_move_p): Declare.
9725 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9726 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9728 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9729 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9731 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9733 * reload.c (push_reload): Fix typo in comment.
9734 (find_reloads_address): Ditto.
9735 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9737 2001-07-22 Richard Henderson <rth@redhat.com>
9739 * flow.c: Grammar check and clarify a lot of comments.
9740 (try_simplify_condjump): Rename variables to be clearer.
9741 (try_forward_edges): Skip complex and fallthru edges.
9742 Rearrange tests to avoid duplicate checks.
9743 (flow_find_cross_jump): Likewise.
9744 (outgoing_edges_match): Allow match if neither branch has
9745 probability data. Loosen probability match to 5%.
9746 (try_crossjump_to_edge): Hoist repeated indirection into
9748 (try_crossjump_bb): Don't check complex edges. Eliminate
9749 redundant crossjump tests.
9750 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9751 checks before more expensive checks.
9753 2001-07-22 Richard Henderson <rth@redhat.com>
9755 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9756 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9759 2001-07-22 Richard Henderson <rth@redhat.com>
9761 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9762 (const_sint32_operand): Likewise.
9763 * m68k.md (anon mulsi pattern): Use const_int_operand not
9764 const_sint32_operand.
9765 (umulsi3_highpart): Zero extend a constant input.
9766 (smulsi3_highpart): Don't bother checking SImode constant.
9767 (const_umulsi3_highpart): Give op3 DImode.
9768 (const_smulsi3_highpart): Likewise.
9770 2001-07-22 Richard Henderson <rth@redhat.com>
9772 * flow.c (split_block): Make sure bb_note is included in the
9773 new block when splitting before a label.
9775 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9777 * basic-block.h (redirect_edge_and_branch_force,
9778 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9779 * flow.c (redirect_edge_and_branch_force,
9780 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9781 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9782 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9783 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9784 instead of label; update CFG after transformation.
9785 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9786 for finishing the transformation; handle even case where ELSE
9787 does not follow THEN.
9788 (find_if_case_2): Update call of dead_or_predictable; simplify
9791 * emit-rtl.c (split_branch_probability): New global variable.
9792 (try_split): Take care to set split_branch_probability and
9793 create REG_BR_PROB note for new jump insns.
9794 * md.texi (define_split): Document new feature.
9796 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9798 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9800 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9801 (asm_out_file): Remove redundant declaration.
9802 (assemble_asm): Remove old #if 0 block.
9803 (assemble_variable): Remove end of function; debug output is
9804 now handled with global_decl. Remove old #if 0 block. Update.
9805 Remove saved_in_section and associated no-op code.
9806 * Makefile.in (varasm.o): Correct dependencies.
9808 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9810 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9811 the definition in defaults.h.
9813 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9815 * jump.c: Update comments.
9816 (delete_barrier_successors, delete_unreferenced_labels,
9817 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9818 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9819 jump_optimize, jump_optimize_minimal): Kill.
9820 (rebuild_jump_labels): Move code from jump_optimize_1.
9821 (purge_line_number_notes): Likewise.
9822 (copy_loop_headers): Likewise.
9823 * reg-stack.c: Update comment.
9825 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9826 JUMP_AFTER_REGSCAN): Kill.
9827 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9828 purge_line_number_notes and copy_loop_headers.
9830 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9831 Richard Henderson <rth@redhat.com>
9833 * dbxout.c (dbxout_global_decl): New.
9834 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9835 * sdbout.c (sdbout_finish): New.
9836 (sdbout_debug_hooks): Use it, add comments.
9837 (sdbout_global_decl): Defer initialised public vars to
9839 * varasm.c (assemble_variable): Don't output debug information
9840 for file-scope variables.
9842 2001-07-22 Richard Henderson <rth@redhat.com>
9844 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9845 (get_round_mode_suffix): New.
9846 (print_operand): Use them for [/]. Remove support for [&'`()+].
9847 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9848 * config/alpha/alpha.md (attr round_suffix): New.
9849 (attr trap_suffix): New.
9850 (all insns): Set them appropriately. Use %/ instead of the
9853 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9855 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9857 2001-07-22 Richard Henderson <rth@redhat.com>
9859 * regrename.c (regrename_optimize): Compute nregs for each
9860 potential target register.
9862 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9863 Richard Henderson <rth@redhat.com>
9865 * dbxout.c (dbxout_global_decl): New.
9866 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9867 * sdbout.c (sdbout_finish): New.
9868 (sdbout_debug_hooks): Use it, add comments.
9869 (sdbout_global_decl): Defer initialised public vars to
9871 * varasm.c (assemble_variable): Don't output debug information
9872 for file-scope variables.
9874 2001-07-21 H.J. Lu (hjl@gnu.org)
9876 * config/mips/mips.c (mips_cpu): Moved into ...
9877 (override_options): Here.
9879 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9881 (mips_cpu): Removed.
9883 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9885 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9886 ("iorqi3"): Likewise.
9887 ("xorqi3"): Likewise.
9888 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9889 ("*subhi3_sp): Likewise.
9890 ("*subhi3"): Likewise.
9891 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9894 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9896 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9897 * config/freebsd.h: Likewise.
9898 * config/linux.h: Likewise.
9899 * config/openbsd.h: Likewise.
9900 * config/alpha/linux-elf.h: Likewise.
9901 * config/arm/linux-elf.h: Likewise.
9902 * config/d30v/d30v.h: Likewise.
9903 * config/fr30/fr30.h: Likewise.
9904 * config/ia64/aix.h: Likewise.
9905 * config/ia64/ia64.h: Likewise.
9906 * config/mips/linux.h: Likewise.
9907 * config/pj/pj.h: Likewise.
9908 * config/rs6000/linux.h: Likewise.
9909 * config/sparc/linux.h: Likewise.
9910 * config/sparc/linux64.h: Likewise.
9912 2001-07-20 Bruce Korb <bkorb@gnu.org>
9914 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9915 because getc() and char* may disagree on signedness.
9917 2001-07-20 Richard Henderson <rth@redhat.com>
9919 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9921 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9922 insns to delete in the presence of cc0 in a jump insn.
9924 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9925 Jan Hubicka <jh@suse.cz>
9927 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9928 of doing the change by hand.
9930 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9932 * rtlanal.c (set_noop_p): Return true for noop jumps.
9934 * expr.c (emit_single_push_insn): Add call to push expander.
9935 * expr.h (optab_index): Add OTI_push
9936 (push_optab): New constant.
9937 * genopinit.c (optabs): Add push_optab.
9938 * optabs.c (init_optab): Init push optab.
9939 * md.texi (push??1): Document
9941 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9943 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9944 expand to emit the pattern; put a REG_INC note for push/pop
9946 ("movdf", "movdf_internal"): Likewise.
9947 ("movsi", "movsi_internal"): Likewise.
9948 ("movsf", "movsf_internal"): Likewise.
9949 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9951 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9953 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9956 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9958 * params.def: Change default max inline insns to 100.
9960 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9962 * combine.c (combine_simplify_rtx): Generate a new shift operation
9963 when simplifying the first operand of a (neg (ashift)) expression.
9965 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9967 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9969 2001-07-20 Kelley Cook <kelley.cook@home.com>
9971 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9972 information. Move rest into ...
9973 (*-*-solaris): ... here. Eliminate redundant information and
9974 reword necessary packages section. Delete 4.x assembler bug info.
9975 (sparc-sun-*): Merge into ...
9976 (sparc-sun-sunos*): here.
9978 2001-07-20 Catherine Moore <clm@redhat.com>
9980 * config/v850/v850.md (casesi): Generate LABEL_REF
9983 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9985 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9986 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9987 * i386.md (strclrsi expander): Use it.
9989 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9991 * integrate.c (copy_insn_list): handle
9992 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9993 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9994 identically as to CODE_LABEL.
9996 * fold-const (fold): Convert A/B/C to A/(B*C) and
9999 * except.c (connect_post_landing_pads): Delete the RESX insns.
10001 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10003 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10005 * config/mips/mips.md (nmadd/nmsub): Use macro.
10007 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10009 * cppinit.c (remove_dup_dir): Make static.
10010 (remove_dup_dirs): Make static. Only warn about preempting a
10011 system directory with a non-system directory.
10013 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10015 * ifcvt.c (noce_try_store_flag_constants): Correct order
10016 of parameters to trunc_int_for_mode.
10018 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10020 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10021 an exception that will be caught within this function, do not fill
10022 its delay slot with any subsequent instruction.
10024 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10026 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10027 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10028 pointer extension instruction.
10029 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10030 * simplify-rtx.c (simplify_unary_operation) Likewise.
10031 * explow.c (convert_memory_address) Check value of
10032 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10034 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10035 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10036 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10037 Add Multilib Support.
10038 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10039 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10040 Add Multilib Support.
10041 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10043 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10044 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10045 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10047 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10049 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10050 old and new operands in `<', `3' and `b'.
10052 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10054 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10055 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10056 (toplev.o): Don't depend on xcoffout.h.
10057 * c-decl.c: Include debug.h
10058 (duplicate_decls): Use debug hook.
10059 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10060 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10061 (dbxout_types): Remove.
10062 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10063 * debug.c (do_nothing_debug_hooks): Update.
10064 (debug_true_tree, debug_nothing_rtx): New.
10065 * debug.h (struct rtx_def): New.
10066 (struct gcc_debug_hooks): New hooks ignore_block,
10067 outlining_inline_function and label.
10068 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10069 dwarf2out_frame_finish): New.
10070 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10071 Make static, update prototype.
10072 (dwarf2_debug_hooks): Update.
10073 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10074 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10075 * dwarfout.c (dwarf_debug_hooks): Update.
10076 * emit-rtl.c: Include debug.h.
10077 (remove_unnecessary_notes): Use debug hook.
10078 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10079 (final_scan_insn): Use debug hook.
10080 * integrate.c (output_inline_function): Use debug hook.
10081 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10082 (sdb_debug_hooks): Update.
10083 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10084 * toplev.c: Don't include xcoffout.h.
10085 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10086 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10088 * tree.h (dwarf2out_do_frame): Remove.
10090 2001-07-19 Catherine Moore <clm@cygnus.com>
10092 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10094 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10096 * reload1.c (eliminate_regs_in_insn): When updating a set
10097 to the frame pointer to the hardware frame pointer, perform
10098 the update always not just when REPLACE is set.
10100 * reload1.c (choose_reload_regs): Don't inherit a reload
10101 that crosses multiple registers if registers past the first
10102 don't fit in the desired class.
10104 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10105 when negating constants.
10107 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10109 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10110 * doc/tree.texi: Ditto.
10112 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10113 Jakub Jelinek <jakub@redhat.com>
10115 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10116 (extract_cie_info): Handle "eh" augmentation properly,
10118 (struct frame_state, __frame_state_for): New.
10120 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10122 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10123 HANDLE_SYSV_PRAGMA): Define.
10124 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10126 (copy_object): Caller changed.
10128 2001-07-19 Andreas Schwab <schwab@suse.de>
10130 * configure.in (assembler dwarf2 debug_line support): Define nop
10132 * configure: Regenerated.
10134 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10136 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10138 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10139 to conditionally compiled block.
10140 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10141 * dbxout.h (dbxout_function): Remove.
10142 * debug.c (do_nothing_debug_hooks): Update.
10143 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10144 global_decl, deferred_inline_function.
10145 * dwarf2out.c (dwarf2_debug_hooks): Update.
10146 (dwarf2out_global_decl): New.
10147 * dwarfout.c: Don't include dwarfout.h.
10148 (dwarfout_global_decl, dwarfout_function_decl,
10149 dwarfout_deferred_inline_function): New.
10150 (dwarf_debug_hooks): Update.
10151 * dwarfout.h: Remove.
10152 * final.c: Don't include dwarfout.h.
10153 * sdbout.c (sdbout_global_decl): New.
10154 (sdbout_debug_hooks): Update.
10155 * toplev.c: Don't include dwarfout.h.
10156 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10157 (note_deferral_of_defined_inline_function): Remove.
10158 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10159 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10160 * ch/lex.c: Don't include dwarfout.h.
10161 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10162 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10163 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10164 * cp/optimize.c: Include debug.h.
10165 (maybe_clone_body): Use debug hook.
10166 * cp/semantics.c: Include debug.h.
10167 (expand_body): Use debug hook.
10168 * po/POTFILES.in: Remove dwarfout.h.
10170 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10172 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10173 * c-parse.in (yyerror, _yylex): Similarly.
10174 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10175 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10177 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10178 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10180 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10182 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10183 in-class declaration at -g1. Fixes c++/2814.
10185 2001-07-18 Richard Henderson <rth@redhat.com>
10187 * doc/md.texi (reload_in/out): Document restrictions in predicates
10188 and constraints for these patterns. Document empty string matching
10191 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10193 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10195 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10197 * cse.c: Undo my previous patch.
10199 2001-07-18 Tom Tromey <tromey@redhat.com>
10202 * configure: Rebuilt.
10203 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10205 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10207 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10208 Jan Hubicka <jh@suse.cz>
10210 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10211 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10212 * jump.c (mark_jump_label): Do not forward branches.
10214 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10216 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10217 when return value is unused.
10219 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10221 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10223 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10225 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10226 on error. We can't blindly return the result of
10227 pthread_mutex_trylock because it returns a positive number on
10228 error, while we must return -1 on error.
10229 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10231 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10233 2001-07-18 Andreas Jaeger <aj@suse.de>
10235 * integrate.c (output_inline_function): Correct type of debug_hooks.
10237 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10239 * combine.c (combine_simplify_rtx): DIV can be treated
10240 associatively for floats if unsafe math optimisations are enabled.
10242 2001-07-17 Richard Henderson <rth@redhat.com>
10244 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10246 2001-07-17 Richard Henderson <rth@redhat.com>
10248 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10249 don't force the function address into a register.
10250 (expand_call, emit_library_call_value_1): Update callers.
10251 * builtins.c (expand_builtin_apply): Likewise.
10252 * expr.h (prepare_call_address): Update decl.
10254 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10256 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10258 * config/i386/chorus.h: Move up.
10259 * config/sparc/chorus.h: Likewise.
10260 * config/rs6000/chorus.h: Likewise.
10261 * config/chorus.h: Moved here.
10263 2001-07-17 Andreas Schwab <schwab@suse.de>
10265 * configure.in (assembler eh_frame optimization): Handle big
10267 * configure: Regenerated.
10269 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
10271 * expr.c (epxand_expr): Convert divisions into multiplications by
10272 reciprocals if -ffast-math.
10274 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
10276 * dbxout.c (dbxout_really_begin_function): Rename to
10277 dbxout_begin_function.
10278 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10279 (dbxout_begin_function): Remove.
10280 (dbxout_function): Update.
10281 (dbxout_source_line): Update prototype.
10282 * dbxout.h (dbxout_begin_function): Remove.
10283 * debug.c (do_nothing_debug_hooks): Update.
10284 (debug_nothing_tree): Update.
10285 (debug_nothing_charstar_rtx): Remove.
10286 * debug.h (union tree_node): Declare.
10287 (struct rtx_def): Remove.
10288 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
10289 begin_function. Change source_line prototype.
10290 (debug_nothing_tree): New.
10291 (debug_nothing_charstar_rtx): Delete.
10292 (dwarf2out_begin_prologue): Moved from ...
10293 * tree.h: ... here.
10294 * dwarf2out.c (dwarf2_debug_hooks): Update.
10295 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
10296 debug info, call dwarf2out_source_line.
10297 (dwarf2out_souce_line): Update prototype.
10298 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
10299 Change prototype, make static.
10300 (dwarfout_source_line): Update prototype.
10301 (dwarf_debug_hooks): Update.
10302 * dwarfout.h (dwarfout_begin_function): Remove.
10303 * final.c (final_start_function, final_scan_insn): Use appropriate
10304 debug hooks, update to use notice_source_line.
10305 (output_source_line): Rename notice_source_line. Don't call the
10306 source_line debug hook.
10307 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
10308 make static, update prototype.
10309 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
10311 (sdbout_end_prologue): New.
10312 (sdbout_source_line): Update prototype.
10313 (sdbout_debug_hooks): Update.
10314 (sdbout_symbol): Remove unused var.
10315 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
10317 * varasm.c: Include debug.h.
10318 (assemble_start_function): Use begin_function debug_hook.
10319 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10320 update with prototype.
10321 (xcoffout_source_line): Update prototype.
10322 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
10324 (xcoffout_source_line): Update prototype.
10326 2001-07-17 Richard Henderson <rth@redhat.com>
10328 * c-typeck.c (build_binary_op): Do not shorten unsigned
10329 right shift after sign extension.
10331 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
10333 * combine.c (combine_simplify_rtx): Attempt to simplify
10334 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
10336 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
10337 (simplify_binary_operation, simplify_unary_operation,
10338 simplify_relational_operation): Use it.
10340 * combine.c (combine_simplify_rtx): Don't do associative law
10341 on divisions; allow associative law on floats.
10343 2001-07-17 H.J. Lu <hjl@gnu.org>
10344 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10346 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
10347 ASM_OUTPUT_WEAK_ALIAS are defined.
10348 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
10349 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
10351 * config/mips/iris5.h: ... here.
10352 (HANDLE_SYSV_PRAGMA): Defined as 1.
10353 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
10354 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
10357 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10359 * c-parse.in (all_prefix_attributes): New variable.
10360 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
10361 (maybe_resetattrs): New production.
10362 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
10363 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
10364 notype_initdcl, nested_function, notype_nested_function,
10365 component_decl, components, components_notype,
10366 component_declarator, component_notype_declarator,
10367 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
10368 ivars, mydecl, myparm): Update. Avoid prefix attributes just
10369 after a comma being applied to more than one declarator.
10370 * doc/extend.texi (Attribute Syntax): Update. Remove
10371 documentation of bugs that are no longer present.
10373 2001-07-13 Eric Christopher <echristo@redhat.com>
10375 * config/mips/mips.h: Change TUNE_MIPS* options to use
10377 (EXTRA_SPECS): Add cc1_cpu_spec.
10378 * config/mips/mips.md (muldf3): Fix typo.
10380 2001-07-16 Richard Henderson <rth@redhat.com>
10382 * config/m68k/m68k.c: Include expr.h and reload.h.
10383 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
10384 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
10386 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10387 Richard Henderson <rth@redhat.com>
10389 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
10390 (insn_live_p): Fix fall off end of function.
10391 (dead_libcall_p): Remove COUNTS argument; update callers.
10392 (delete_trivially_dead_insns): Remove unused variables.
10394 2001-07-17 Andreas Jaeger <aj@suse.de>
10396 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
10397 x86-64 pic support.
10399 * lcm.c (optimize_mode_switching): Avoid warning for unused
10400 variable if !NORMAL_MODE.
10402 * flow.c (try_crossjump_to_edge): Remove unused variable.
10404 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
10406 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
10407 atexit declaration in stdlib.h.
10409 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
10411 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
10413 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10415 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
10416 * except.c (finish_eh_generation): Update call of cleanup_cfg;
10417 do rebuild_jump_labels instead of jump_optimize
10418 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
10419 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
10420 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
10422 * flow.c: Include timevar.h
10423 (find_basic_block): Push/pop timevar;
10424 (cleanup_cfg): Likewise.
10425 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
10426 * Makefile: Add dependencies on timevar.h
10428 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
10429 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
10431 * rtl.h (delete_trivially_dead_insns): Add new parameter.
10432 * toplev.c (rest_of_compilation): Update calls.
10433 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
10434 (delete_trivially_dead_insns): ... here; accept new argument
10435 preserve_basic_blocks; preserve basic blocks if set.
10437 * reg-stack.c (stack_regs_mentioned): Return 0 if
10438 stack_regs_mentioned_data is not initialized.
10439 (reg_to_stack): Make stack_regs_mentioned survive after the
10440 reg-stack is completted; do not call cleanup_cfg.
10441 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
10442 make cleanup_cfg after bb-reorder to output to debug file.
10444 2001-07-16 Richard Henderson <rth@redhat.com>
10446 * regclass.c (init_reg_sets): Use only 32 bits per initializer
10447 from int_reg_class_contents.
10449 2001-07-16 Richard Henderson <rth@redhat.com>
10451 * hard-reg-set.h (regs_invalidated_by_call): Declare.
10452 * regclass.c (regs_invalidated_by_call): Move from cse.c.
10453 (init_reg_sets_1): Move initialization from cse_main.
10454 * cse.c (regs_invalidated_by_call): Move to regclass.c.
10455 (cse_main): Move its initialization also.
10456 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
10457 * flow.c (propagate_one_insn): Likewise.
10458 * gcse.c (compute_hash_table): Likewise.
10459 (compute_kill_rd, compute_store_table): Likewise.
10460 * sched-deps.c (sched_analyze_1): Likewise.
10462 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
10464 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
10467 2001-07-16 Steve Ellcey <sje@cup.hp.com>
10469 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
10470 in if statement so we don't access undefined memory.
10472 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
10474 * gcse.c: Update comment at top.
10475 Update comment on mem handling.
10476 mem_last_set, mem_first_set, mem_set_in_block: gone.
10477 Declaration of reg_set_info: gone.
10478 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
10479 pointless with load_killed_in_block_p (they are *more*
10480 conservative then it, not less, and less accurate).
10481 (oprs_not_set_p): Ditto.
10482 (alloc_gcse_mem): Don't allocate mem_set_in_block
10483 (free_gcse_mem): Don't free it, either.
10484 (record_last_mem_set_info): Update comment in front, remove
10485 mem_*set_* stuff. Note the reason we don't handle stores directly
10487 (compute_hash_table): Update comments to reflect reality. Remove
10488 mem_*set_* references.
10489 (reset_opr_set_tables): Remove mem_*set_* references.
10490 (mark_call): Ditto.
10491 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
10492 (mark_clobber): Ditto (on both parts, we double set here too).
10493 (expr_killed_p): Remove mem_set_in_block test.
10494 (compute_transp): Remove mem_set_in_block test.
10496 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
10497 of edge, and removal of phi alternative to dump file.
10498 (ssa_ccp_substitute_constants): Add note about register now being
10499 constant, and which uses were replaced in what insns to dump file.
10501 2001-07-16 Andreas Jaeger <aj@suse.de>
10503 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
10504 variables of type HOST_WIDEST_INT.
10506 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
10507 (__bb_exit_func): Correct type of count_max to avoid overflow.
10508 (num_digits): Handle long long argument.
10510 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10512 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10514 * output.h (sdb_begin_function_line): Restore as an extern
10516 * sdbout.c (sdb_begin_function_line): Make extern.
10518 2001-07-15 Richard Henderson <rth@redhat.com>
10520 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10521 * genrecog.c (maybe_both_true_mode): New.
10522 (maybe_both_true_2): Use it.
10523 (write_switch): Don't put Pmode in a switch.
10524 * rtl.c (mode arrays): Don't explicitly size them.
10526 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10528 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10529 handling; move unconditional splitting before mode switching.
10531 * i386.md (type): Add fistp type.
10532 (i387, length_attr, scheduling definitions): Handle this type.
10533 (fix_trunc?f?i2): Revamp to use mode switching.
10534 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10535 * i386.h (fp_cw_mode): New enum
10536 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10537 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10539 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10541 * Makefile.in (integrate.o): Add debug.h.
10542 * integrate.c (debug.h): Add.
10543 (output_inline_function): Save, reset, and restore debug_hooks.
10545 2001-07-15 Richard Henderson <rth@redhat.com>
10547 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10548 instead of COMPARE for the EQUIV expression.
10550 2001-07-15 Richard Henderson <rth@redhat.com>
10552 * flow.c (redirect_edge_and_branch_force): Initialize
10553 global_live_at_start and global_live_at_end.
10554 (allocate_bb_life_data): Export.
10555 * basic-block.h (allocate_bb_life_data): Declare.
10556 * toplev.c (rest_of_compilation): Call it.
10558 2001-07-15 Richard Henderson <rth@redhat.com>
10560 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10561 (alpha_tablejump_best_label): New.
10562 * config/alpha/alpha-protos.h: Declare them.
10563 * config/alpha/alpha.md: Use braced strings for code blocks.
10564 (tablejump_osf): Break out add with r29.
10565 (tablejump_osf_internal): Remove.
10566 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10567 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10569 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10571 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10574 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10576 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10577 (ix86_fp_jump_nontrivial_p): New.
10578 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10579 use ix86_fp_jump_nontrivial_p.
10580 * i386.c (ix86_fp_jump_nontrivial_p): New.
10581 (ix86_split_fp_branch): Accept code instead of rtx.
10582 (ix86_expand_compare): Expand comparison early in case
10583 doing so is resonably cheap.
10585 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10587 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10589 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10590 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10592 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10594 * dbxout.c (dbxout_source_line): Make static, update prototype.
10595 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10596 (dbxout_init, dbxout_finish, dbxout_source_line,
10597 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10598 * dbxout.h (dbxout_source_line): Delete.
10599 * debug.c (debug_nothing_file, debug_nothing_file_int,
10600 debug_nothing_file_charstar_rtx): New.
10601 (do_nothing_debug_hooks): Update.
10602 (debug_nothing_void, debug_nothing_charstar_rtx,
10603 dwarf2out_end_epilogue): New.
10604 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10605 * debug.h (struct rtx_def): Declare.
10606 (gcc_debug_hooks): New hooks source_line, end_epilogue
10608 (debug_nothing_void, debug_nothing_charstar_rtx,
10609 dwarf2out_end_epilogue): New.
10610 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10611 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10612 (dwarf2_debug_hooks): Update.
10613 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10614 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10615 * dwarf2out.h (dwarf2out_source_line): Remove.
10616 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10617 Make static, update prototype.
10618 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10619 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10620 (dwarf_debug_hooks): Update.
10621 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10622 dwarfout_end_function): Remove.
10623 * final.c (profile_function): Use debug hooks for ending functions
10625 (output_source_line, final_end_function): Update prototype,
10627 (final_start_function, final_scan_insn): Update.
10628 * output.h (sdb_begin_function_line): Remove.
10629 (final_end_function): Update prototype.
10630 * sdbout.c (sdb_begin_function_line): Make static.
10631 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10632 (sdbout_source_line): New.
10633 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10635 (sdb_debug_hooks): Update.
10636 (sdbout_init, sdbout_source_line,
10637 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10638 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10639 * toplev.c (compile_file, rest_of_compilation): Update.
10640 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10641 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10642 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10643 Update for prototype changes.
10644 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10645 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10647 2001-07-15 Richard Henderson <rth@redhat.com>
10649 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10650 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10651 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10652 * config/alpha/alpha.c: Likewise.
10653 * config/alpha/alpha.md: Likewise.
10654 * config/alpha/alpha32.h: Likewise.
10655 * config/alpha/vms.h: Likewise.
10656 (OPEN_VMS): Remove.
10658 2001-07-14 Richard Henderson <rth@redhat.com>
10660 * config/alpha/alpha.md: Use define_constants for unspec values.
10661 Substitute throughout.
10663 2001-07-14 Tim Josling <tej@melbpc.org.au>
10665 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10667 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10669 * pa.md: Remove unused constraints from define_split's.
10671 2001-04-14 Richard Henderson <rth@redhat.com>
10673 * ifcvt.c (find_cond_trap): Test for exit block.
10675 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10677 Re-install recently reverted patch.
10678 * emit-rtl.c (try_split): Update mark_jump_label call.
10679 * flow.c (find_sub_basic_blocks): Likewise.
10680 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10681 jump_back_p): Kill.
10682 (mark_all_labels): Kill second parameter.
10683 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10684 (rebuild_jump_labels, jump_optimize_minimal): Update call
10685 of jump_optimize_1.
10686 (jump_optimize_1): Kill crossjumping code.
10687 (mark_jump_label): Kill cross_jump parameter.
10688 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10689 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10690 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10692 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10694 (dump_file_info): Likewise.
10695 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10696 reorganize passes to do reg-stack first, bb-reorder second.
10697 * invoke.texi (-d letters doc): Remove the jump2 pass.
10699 2001-07-14 Richard Henderson <rth@redhat.com>
10701 * ifcvt.c (find_cond_trap): New.
10702 (find_if_header): Call it.
10703 (merge_if_block): Relax existing jump sanity check.
10704 * jump.c (jump_optimize_1): Remove conditional trap handling.
10706 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10708 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10710 (insn_refs_are_delayed): Correct comment.
10711 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10712 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10713 instead of r31. Make associated insn !TARGET_64BIT, and
10714 provide an additional 64-bit insn that clobbers r2.
10715 (divsi3): Likewise.
10716 (udivsi3): Likewise.
10717 (modsi3): Likewise.
10718 (umodsi3): Likewise.
10720 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10722 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10724 * flow.c (redirect_edge_and_branch_force, split_edge,
10725 try_crossjump_to_edge): Use set_block_for_new_insns.
10726 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10728 2001-07-13 H.J. Lu (hjl@gnu.org)
10730 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10733 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10735 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10737 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10739 * c-common.c (decl_attributes): Take a pointer to the node to
10740 which attributes are to be attached, and a flags argument.
10741 * c-common.h (enum attribute_flags): New.
10742 (decl_attributes): Update prototype.
10743 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10744 finish_enum, start_function): Update calls to decl_attributes.
10745 * c-parse.in (component_declarator, component_notype_declarator,
10746 label): Update calls to decl_attributes.
10748 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10750 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10751 * config/avr/avr.c (legitimate_address_p): Return value changed
10752 from letter to register classes. For better debugging.
10754 2001-07-13 Kazu Hirata <kazu@hxi.com>
10756 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10758 2001-07-13 H.J. Lu (hjl@gnu.org)
10760 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10762 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10764 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10765 correctly for shared configurations.
10766 * config/t-libgcc-pic: New.
10767 * config/{i386,m68k,sparc}/t-openbsd: New.
10768 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10769 Support -shared. Support debugging libraries with -g.
10770 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10771 frame information does not emit pointer diffs.
10772 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10773 emit pointer diffs.
10775 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10777 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10779 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10781 * combine.c (try_combine): Ensure const_int pow2 is positive.
10783 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10785 * config.gcc: Add configuration for s/390.
10786 * config/s390/s390.c: New. Subroutines for code generation.
10787 * config/s390/s390.h: New. Definitions for s/390.
10788 * config/s390/s390-protos.h: New. Prototypes.
10789 * config/s390/linux.h: New. Definitions for linux for s/390.
10790 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10791 * config/s390/t-linux: New. Makefile fragment.
10792 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10793 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10795 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10797 * emit-rtl.c (try_split): Update mark_jump_label call.
10798 * flow.c (find_sub_basic_blocks): Likewise.
10799 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10800 jump_back_p): Kill.
10801 (mark_all_labels): Kill second parameter.
10802 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10803 (rebuild_jump_labels, jump_optimize_minimal): Update call
10804 of jump_optimize_1.
10805 (jump_optimize_1): Kill crossjumping code.
10806 (mark_jump_label): Kill cross_jump parameter.
10807 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10808 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10809 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10811 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
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 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10819 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10821 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10823 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10825 (verify_flow_info): Make diagnostics prettier.
10827 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10829 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10831 * flow.c (outgoing_edges_match): Return early if condition reversal
10834 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10836 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10837 (mips_move_2words): When splitting a move into two instructions,
10838 prefix the second address operand with '%D'.
10840 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10842 * Makefile.in (final.o): Depend on debug.h.
10843 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10844 (dbx_debug_hooks): Add new hooks.
10845 (xcoff_debug_hooks): New.
10846 * debug.c (debug_nothing_file_int_int): New.
10847 (do_nothing_debug_hooks): Update.
10848 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10849 (debug_nothing_file_int_int): New.
10850 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10851 static, update prototype.
10852 (dwarf2_debug_hooks): Update.
10853 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10854 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10855 static, update prototype.
10856 (dwarf_debug_hooks): Update.
10857 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10858 * final.c: Include debug.h.
10859 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10860 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10861 static, update prototype.
10862 (sdb_debug_hooks): Update.
10863 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10864 * toplev.c: Distinguish between xcoff and dbx.
10866 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10867 Call all debug hooks, not just dwarf ones.
10869 2001-07-11 Timothy Wall <twall@redhat.com>
10871 * config.gcc: Add configuration for AIX5/IA64.
10872 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10873 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10874 support prefix/suffix code.
10875 * config/ia64/t-aix: New. Makefile fragment.
10876 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10878 2001-07-11 Kazu Hirata <kazu@hxi.com>
10880 * recog.c (validate_change): Fix a comment typo.
10882 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10884 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10885 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10887 * dbxout.c (dbx_debug_hooks): Add new hooks.
10888 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10890 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10892 * dbxout.h (dbxout_start_new_source_file,
10893 dbxout_resume_previous_source_file): Delete.
10894 * debug.c (do_nothing_debug_hooks): Add new hooks.
10895 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10896 (debug_nothing_int_charstar, debug_nothing_int): New.
10897 * debug.h (gcc_debug_hooks): New hooks define, undef,
10898 start_source_file and end_source_file.
10899 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10900 (debug_nothing_int_charstar, debug_nothing_int): New.
10901 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10902 the conditionally compiled section.
10903 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10904 dwarf2out_define, dwarf2out_undef): Make static.
10905 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10906 dwarf2out_define, dwarf2out_undef): Remove.
10907 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10908 (dwarfout_start_source_file, dwarfout_end_source_file,
10909 dwarfout_define, dwarfout_undef): Make static.
10910 (dwarfout_start_source_file_check,
10911 dwarfout_end_source_file_check): New.
10912 (dwarfout_define, dwarfout_finish): Update.
10913 * dwarfout.h (dwarfout_start_new_source_file,
10914 dwarfout_resume_previous_source_file, dwarfout_define,
10915 dwarfout_undef): Remove.
10916 * sdbout.c (sdb_debug_hooks): Add new hooks.
10917 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10919 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10920 make static, take an arg.
10921 * sdbout.h (sdbout_start_new_source_file,
10922 sdbout_resume_previous_source_file): Delete.
10923 * toplev.c (debug_start_source_file, debug_end_source_file,
10924 debug_define, debug_undef): Delete.
10925 * toplev.h (debug_start_source_file, debug_end_source_file,
10926 debug_define, debug_undef): Delete.
10928 * java/jcf-parse.c: Include debug.h.
10929 (parse_class_file): Update to use debug hooks directly.
10930 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10932 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10934 * alias.c (set_mem_alias_set): New function.
10935 * rtl.h (set_mem_alias_set): Declare it.
10936 * builtins.c (expand_builtin_return_addr): Call it instead of
10937 using MEM_ALIAS_SET accessor.
10938 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10939 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10940 (expand_builtin_va_copy):Likewise.
10941 * caller-save.c (setup_save_areas): Likewise.
10942 * calls.c (compute_argument_addresses): Likewise.
10943 * explow.c (set_mem_attributes): Likewise.
10944 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10945 (expand_assignment, store_constructor_field, store_field): Likewise.
10946 (expand_expr_unaligned): Likewise.
10947 * function.c (assign_stack_temp_for_type): Likewise.
10948 (put_reg_into_stack, gen_mem_addressof): Likewise.
10949 * ifcvt.c (noce_try_cmove_arith): Likewise.
10950 * reload1.c (reload, alter_reg): Likewise.
10951 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10952 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10953 (alpha_expand_unaligned_store): Likewise
10954 (alpha_expand_unaligned_load_words): Likewise.
10955 (alpha_expand_unaligned_store_words): Likewise.
10956 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10957 (alpha_expand_epilogue): Likewise.
10958 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10959 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10960 * config/i386/i386.c (legitimize_pic_address): Likewise.
10961 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10962 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10963 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10964 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10965 * config/mips/mips.c (mips_va_arg): Likewise.
10966 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10967 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10968 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10969 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10970 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10971 (rs6000_emit_epilogue): Likewise.
10972 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10973 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10974 * config/v850/v850.c (v850_va_arg): Likewise.
10976 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10978 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10979 when fallthru edge is present.
10980 (mege_blocks): Handle case where creation of jump insn
10983 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10984 CLEANUP_POST_REGSTACK): New constants.
10985 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10986 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10987 * output.h (cleanup_cfg): Update prototype.
10988 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10989 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10990 cleanup_cfg call; kill missleading comment.
10991 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10992 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10993 parameter; control optimizations performed using it.
10994 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
10995 try_crossjump_bb): New functions.
10997 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10999 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11001 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11002 pa_output_function_prologue.
11003 * pa-protos.h (pa_output_function_prologue): New prototype.
11005 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11007 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11008 and low to get correct sign extension in low+high test.
11010 2001-07-11 Janis Johnson <janis@us.ibm.com>
11012 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11013 for large hit count.
11015 * profile.c (branch_prob): Fix .bbg info for computed gotos
11018 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11020 * stmt.c (parse_output_constraint): New function, split out
11022 (expand_asm_operands): ... here. Use parse_output_constraint.
11023 * tree.h (parse_output_constraint): Declare it.
11025 2001-07-11 Richard Henderson <rth@redhat.com>
11027 * bitmap.c: Comment some functions; fiddle whitespace.
11028 (bitmap_free): Don't export.
11029 (bitmap_element_allocate): Use memset.
11030 * bitmap.h (bitmap_free): Don't declare.
11032 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11034 * gcse.c, lcm.c, sched-deps.c:
11035 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11037 * flow.c (flow_loops_find): Free dom if we found no loops, since
11038 we aren't going to save it.
11040 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11043 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11045 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11047 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11049 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11050 #ifndef DWARF2_DEBUGGING_INFO.
11052 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11054 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11056 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11058 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11059 reverse a branch if a NE comparison is implemented with GTU.
11061 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11062 H.J. Lu <hjl@gnu.org>
11064 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11065 constant addresses.
11066 (call_internal2): Likewise.
11067 (call_value_internal1): Likewise.
11068 (call_value_internal2): Likewise.
11069 (call_value_multiple_internal1): Likewise.
11070 (call_value_multiple_internal2): Likewise.
11072 2001-07-10 Kazu Hirata <kazu@hxi.com>
11074 * calls.c (emit_library_call_value_1): Fix a comment typo.
11075 * dwarf2out.c (mem_loc_descriptor): Likewise.
11076 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11078 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11080 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11082 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11084 * recog.c (offsettable_address_p): Handle LO_SUM case.
11085 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11086 instead of plus_constant.
11088 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11090 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11091 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11093 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11095 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11096 adjust_address_nv instead of plus_constant.
11098 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11100 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11101 dwarf2out.o): Depend on debug.h, wrap long lines.
11102 * dbxout.c: Include debug.h.
11103 (dbx_debug_hooks): New.
11104 (dbxout_init): Make static, take just 2 args.
11105 (dbxout_finish): Make static.
11106 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11107 * debug.c: New file.
11108 * debug.h: New file.
11109 * dwarf2out.c: Include debug.h.
11110 (dwarf2_debug_hooks): New.
11111 (dwarf2out_init): Make static.
11112 (dwarf2out_finish): Make static, take 2 args.
11113 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11114 * dwarfout.c: Include debug.h.
11115 (dwarf_debug_hooks): New.
11116 (dwarfout_init): Make static.
11117 (dwarfout_finish): Make static, take 2 args.
11118 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11119 * sdbout.c: Include debug.h.
11120 (sdb_debug_hooks): New.
11121 (sdbout_init): Make static, take 2 args.
11122 * sdbout.h (sdbout_init): Delete.
11123 * toplev.c: Include debug.h.
11124 (debug_hooks): New.
11125 (compile_file): Set deubg_hooks based on command line options.
11126 Use the hooks unconditionally rather than conditional compilation.
11128 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11130 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11131 first_insn_after_basic_block_note instead.
11133 * df.c (df_bb_refs_unlink): #if 0 out for now.
11135 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11137 * ssa.h: Add prototype for ssa_const_prop
11138 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11139 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11140 (ssa_fast_dce): Remove unused variable
11142 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11144 * diagnostic.c (finish_diagnostic): Rename to
11145 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11148 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11150 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11153 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11154 (dump_file): Only pad the demangled name with spaces if the
11155 mangled name was padded with spaces.
11157 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11159 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11162 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11164 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11165 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11166 EXPAND_INITIALIZER.
11168 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11169 whether can put offset inside LO_SUM to check mode alignment, not size.
11171 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11173 * doc/tm.texi (Misc): Fix thinko.
11175 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11177 * regmove.c (replace_in_call_usage): Fix warnings.
11178 * sched-deps.c (add_dependence): Fix warnings.
11179 * simplify-rtx.c (simplify_subreg): Likewise.
11180 Return NULL_RTX instead of NULL.
11182 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11183 (subst_asm_stack_regs): Likewise.
11185 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11188 * dwarf2out.c (output_call_frame_info): Declare i as int.
11189 (build_abbrev_table): Declare n_alloc as int.
11190 (dwarf2out_finish): Initialize die.
11191 * except.c: Declare sjlj_funcdef_number as unsigned.
11192 (connect_post_landing_pads): Declare j as unsigned.
11193 (convert_to_eh_region_ranges): Initialize call_site.
11194 (output_function_exception_table): Initialize tt_format_size.
11195 * expr.c (move_by_pieces_1): Initialize to1.
11196 (store_constructor): Initialize minelt and maxelt.
11197 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11198 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11200 * c-decl.c (combine_parm_decls): Unused, remove.
11201 * c-tree.h: Remove prototype for combine_parm_decls.
11203 * reload.c (push_reload): Fix warning.
11204 (regno_clobbered_p): Likewise.
11205 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11206 (reload_combine): Likewise.
11208 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11209 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11211 * bitmap.c (bitmap_operation): Change user.
11212 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11214 2001-07-10 Eric Christopher <echristo@redhat.com>
11216 * config/mips/mips.c (override_options): Fix typo.
11218 2001-07-09 Stan Shebs <shebs@apple.com>
11220 * target.h (struct gcc_target): New fields init_builtins and
11222 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11223 (TARGET_EXPAND_BUILTIN): New macro.
11224 (TARGET_INITIALIZER): Add them.
11225 * builtins.c: Include target.h.
11226 (expand_builtin): Use targetm.expand_builtin.
11227 (default_init_builtins): New function.
11228 (default_expand_builtin): New function.
11229 * expr.h (default_init_builtins): Declare.
11230 (default_expand_builtin): Declare.
11231 * c-common.c (c_common_nodes_and_builtins): Use
11232 targetm.init_builtins.
11233 * defaults.h (MD_INIT_BUILTINS): Remove.
11234 * Makefile.in (builtins.o): Depend on target.h.
11236 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11237 (TARGET_EXPAND_BUILTIN): Define.
11238 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11239 (MD_EXPAND_BUILTIN): Remove.
11241 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11242 (TARGET_EXPAND_BUILTIN): Define.
11243 (c4x_init_builtins): Make endlink arg a local.
11244 (c4x_print_operand): Fix typos in adjust_address usages.
11245 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11246 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11247 (MD_EXPAND_BUILTIN): Remove.
11249 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11250 (TARGET_EXPAND_BUILTIN): Define.
11251 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11252 (ix86_init_builtins): Call new function only if TARGET_MMX.
11253 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11254 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11255 (MD_EXPAND_BUILTIN): Remove.
11257 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11258 (TARGET_EXPAND_BUILTIN): Define.
11259 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11260 (MD_EXPAND_BUILTIN): Remove.
11262 * doc/tm.texi: Document these changes.
11264 2001-07-09 Diego Novillo <dnovillo@redhat.com>
11266 * basic-block.h (tree_node): Forward declare if needed.
11267 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
11268 (BLOCK_HEAD_TREE): Define.
11269 (BLOCK_END_TREE): Define.
11270 (struct loops): Rename field 'tree' to 'tree_root'.
11271 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
11273 (flow_loops_tree_build): Rename reference to field 'tree' to
11275 (flow_loops_level_compute): Ditto.
11276 * predict.c (estimate_bb_frequencies): Ditto.
11277 * tree.h (struct tree_common): Add field 'aux'.
11279 2001-07-09 Stan Shebs <shebs@apple.com>
11281 * config/darwin.c (darwin_encode_section_info): Don't mark any
11282 DECL_EXTERNAL node as defined.
11284 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11286 * pa.c (pa_init_machine_status, pa_mark_machine_status,
11287 pa_free_machine_status, hppa_init_pic_save): Delete.
11288 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
11289 (hppa_profile_hook): Use hppa_pic_save_rtx.
11290 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
11291 hppa_init_pic_save): Delete.
11292 (hppa_pic_save_rtx): Declare.
11293 * pa.md (call, call_value, sibcall, sibcall_value,
11294 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
11296 2001-07-09 Kazu Hirata <kazu@hxi.com>
11298 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
11299 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
11301 2001-07-09 Andreas Jaeger <aj@suse.de>
11303 * output.h: Add declaration of final_forward_branch_p.
11305 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
11307 * varray.c: Include errors.h for internal_error and trim_filename
11310 * Makefile.in (varray.o): Add errors.h.
11312 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
11314 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
11315 * optabs.c (have_add2_insn): Check whether the add insn chosen
11316 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
11317 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
11319 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
11321 * Makefile.in (OBJS): Add ssa-ccp.o
11322 (ssa-ccp.o): Add dependencies.
11323 * toplev.c (DFI_ssa_ccp): New dump file enum.
11324 (dump_file): Add entry for dumping after SSA CCP.
11325 (flag_ssa_ccp): New flag variable.
11326 (f_options): Add -fssa-ccp.
11327 (rest_of_compilation): Run SSA CCP if requested.
11328 * timevar.def (TV_SSA_CCP): New timevar.
11329 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
11330 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
11331 Fix minor typo in SSA DCE documentation.
11332 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
11333 Add documentation for new dump option. Renumber dump files
11336 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11338 * emit-rtl.c (gen_highpart_mode): New.
11339 * rtl.h (gen_highpart_mode): Declare.
11340 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
11341 operand can be VOIDmode constant.
11343 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
11345 * flow.c (redirect_edge_and_branch_force): New.
11346 (can_fallthru): Ensure that basic blocks are succeeding.
11347 (try_optimize_cfg): Do not delete basic block if it is the last one.
11349 * flow.c (try_redirect_by_replacing_jump): Do not remove
11350 jumps with side effects, unlink chain on fallthru edge;
11351 set block for new jump instruction; avoid basic block to
11352 over by line number note.
11354 * flow.c (try_simplify_condjump): Verify that the condjump
11355 is not always falling trought.
11358 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11360 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11361 (try_redirect_by_replacing_jump): Update properly the count
11362 and frequency information.
11364 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11366 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
11367 address that is a LO_SUM specially.
11368 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
11370 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
11372 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
11373 (operand_subword): Use them.
11374 (change_address_1): Renamed from change_address; new arg VALIDATE.
11375 * expr.h: Reflect above changes; change_address now macro.
11376 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
11378 * cselib.c (add_mem_for_addr): Likewise.
11379 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
11380 * regmove.c (try_apply_stack_adjustment): Likewise.
11381 * reload.c (push_reload, make_memloc): Likewise.
11382 * reload1.c (eliminate_regs): Likewise.
11383 * simplify-rtx.c (simplify_replace_rtx): Likewise.
11384 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
11386 * combine.c (make_extraction, simplify_shift_const): Likewise.
11387 (gen_lowpart_for_combine): Likewise.
11388 * cse.c (gen_lowpart_if_possible): Likewise.
11389 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
11390 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
11391 * optabs.c (gen_move_insn): Likewise.
11392 * reload1.c (alter_reg): Likewise.
11393 * simplify-rtx.c (simplify_subreg): Likewise.
11394 * stmt.c (expand_anon_union_decl): Likewise.
11395 * recog.c (validate_replace_rtx_1): Likewise.
11397 * Makefile.in (recog.o): Add $(EXPR_H).
11398 * explow.c (stabilize): Call replace_equiv_address.
11399 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
11400 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
11402 2001-07-03 Andrew Haley <aph@redhat.com>
11404 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
11405 the mode of the memory location.
11407 2001-07-09 Bo Thorsen <bo@suse.co.uk>
11409 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
11411 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
11413 * final.c (output_addr_const): Use target opening and
11414 closing parentheses.
11415 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
11416 defaults, add to TARGET_ASM_OUT.
11417 * target.h (struct gcc_target): Add open_paren and close_paren.
11418 * doc/md.texi: Update.
11419 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
11420 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
11421 TARGET_ASM_CLOSE_PAREN.
11422 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11424 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
11426 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
11427 * config/a29k/a29k.h: Similarly.
11428 * config/alpha/alpha.h: Similarly.
11429 * config/arc/arc.h: Similarly.
11430 * config/arm/aof.h: Similarly.
11431 * config/arm/aout.h: Similarly.
11432 * config/avr/avr.h: Similarly.
11433 * config/c4x/c4x.h: Similarly.
11434 * config/clipper/clipper.h: Similarly.
11435 * config/convex/convex.h: Similarly.
11436 * config/d30v/d30v.h: Similarly.
11437 * config/dsp16xx/dsp16xx.h: Similarly.
11438 * config/elxsi/elxsi.h: Similarly.
11439 * config/fr30/fr30.h: Similarly.
11440 * config/h8300/h8300.h: Similarly.
11441 * config/i370/i370.h: Similarly.
11442 * config/i386/i386.h: Similarly.
11443 * config/i860/i860.h: Similarly.
11444 * config/i960/i960.h: Similarly.
11445 * config/ia64/ia64.h: Similarly.
11446 * config/m32r/m32r.h: Similarly.
11447 * config/m68hc11/m68hc11.h: Similarly.
11448 * config/m68k/m68k.h: Similarly.
11449 * config/m88k/m88k.h: Similarly.
11450 * config/mcore/mcore.h: Similarly.
11451 * config/mips/mips.h: Similarly.
11452 * config/mn10200/mn10200.h: Similarly.
11453 * config/mn10300/mn10300.h: Similarly.
11454 * config/ns32k/ns32k.h: Similarly.
11455 * config/pa/pa.h: Similarly.
11456 * config/pdp11/pdp11.h: Similarly.
11457 * config/pj/pj.h: Similarly.
11458 * config/romp/romp.h: Similarly.
11459 * config/rs6000/rs6000.h: Similarly.
11460 * config/sh/sh.h: Similarly.
11461 * config/sparc/sparc.h: Similarly.
11462 * config/v850/v850.h: Similarly.
11463 * config/vax/vax.h: Similarly.
11464 * config/we32k/we32k.h: Similarly.
11466 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
11468 * doc/c-tree.texi: Document representation of attributes.
11470 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11472 * doc/tm.texi: Update some places for the rename of target to
11475 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11477 * target.h (struct gcc_target): Add insert_attributes.
11478 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
11479 (TARGET_INITIALIZER): Update.
11480 * tree.c, tree.h (default_insert_attributes): New function.
11481 Update comments on other default functions to refer to targetm,
11483 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
11484 TARGET_INSERT_ATTRIBUTES.
11485 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
11486 * c-common.c (decl_attributes): Use targetm.insert_attributes.
11487 Don't use PRAGMA_INSERT_ATTRIBUTES.
11488 * Makefile.in (c-common.o): Depend on $(TARGET_H).
11489 * c-decl.c (start_decl, start_function): Don't call
11490 SET_DEFAULT_DECL_ATTRIBUTES.
11491 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11492 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
11494 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
11495 (c4x_check_attribute): Avoid modifying attribute list itself.
11496 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
11498 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
11499 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
11501 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
11502 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
11504 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
11505 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
11507 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
11508 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11509 Adjust parameters. Make static.
11511 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11513 * c-common.c (decl_attributes): Only take a single attributes
11515 * c-common.h (decl_attributes): Update prototype.
11516 * c-decl.c (start_decl, start_function): Only take a single
11517 attributes parameter. Update calls to decl_attributes.
11518 (finish_struct, finish_enum): Update calls to decl_attributes.
11519 (push_parm_decl): Expect unified list of attributes. Update call
11520 to decl_attributes.
11521 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11522 notype_nested_function, component_declarator,
11523 component_notype_declarator, label): Update calls to
11525 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11526 lists that are passed to push_parm_decl.
11527 * c-tree.h (start_function, start_decl): Update prototypes.
11528 * config/sh/sh-protos.h, config/sh/sh.c
11529 (sh_pragma_insert_attributes): Only take a single attributes
11531 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11532 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11533 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11534 build_module_descriptor, generate_static_references,
11535 generate_strings, build_selector_translation_table,
11536 generate_descriptor_table, generate_protocols,
11537 generate_ivars_list, generate_dispatch_table,
11538 generate_protocol_list, generate_category,
11539 generate_shared_structures, really_start_method, add_objc_decls,
11540 generate_classref_translation_entry): Update calls to start_decl
11541 and start_function.
11542 (build_tmp_function_decl, start_method_def): Unify attribute lists
11543 that are passed to push_parm_decl.
11545 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11547 * final.c (no_asm_to_stream): New.
11548 (final_scan_insn): Use target structures for prologue ends
11549 and epilogue starts.
11550 * output.h (no_asm_to_stream): New.
11551 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11552 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11553 (TARGET_ASM_OUT): Update.
11554 * target.h (struct gcc_target): New members function_end_prologue
11555 and function_begin_epilogue.
11556 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11557 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11558 * config/alpha/alpha.c (output_end_prologue): Rename to
11559 alpha_output_function_end_prologue. Use in target struct
11561 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11562 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11563 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11564 ia64_output_function_end_prologue. Use in target struct
11566 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11567 mistyped prototypes.
11568 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11569 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11571 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11572 an use in target struct, make static.
11573 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11576 2001-07-08 Richard Henderson <rth@redhat.com>
11578 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11580 2001-07-08 Richard Henderson <rth@redhat.com>
11582 * config/i386/i386.md: Remove constraints strings from define_split
11583 and define_peephole2 patterns.
11584 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11585 (eh_return): Use them.
11587 2001-07-08 Richard Henderson <rth@redhat.com>
11589 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11590 Document MD_FALLBACK_FRAME_STATE_FOR.
11592 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11594 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11595 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11597 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11599 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11601 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11602 of the label inside NAME as opposed to just the end of NAME.
11604 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11606 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11607 * config/alpha/alpha.c (alpha_init_machine_status,
11608 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11609 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11610 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11611 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11613 2001-07-06 Stan Shebs <shebs@apple.com>
11615 * target.h (targetm): Rename global from "target", so as not to
11616 conflict with local variables.
11618 * c-typeck.c: Ditto.
11621 * cp/decl.c: Ditto.
11622 * cp/decl2.c: Ditto.
11623 * cp/typeck.c: Ditto.
11624 * 1750a/1750a.c: Ditto.
11625 * a29k/a29k.c: Ditto.
11626 * arc/arc.c: Ditto.
11627 * arm/arm.c: Ditto.
11628 * avr/avr.c: Ditto.
11629 * clipper/clipper.c: Ditto.
11630 * convex/convex.c: Ditto.
11631 * d30v/d30v.c: Ditto.
11632 * dsp16xx/dsp16xx.c: Ditto.
11633 * elxsi/elxsi.c: Ditto.
11634 * fr30/fr30.c: Ditto.
11635 * h8300/h8300.c: Ditto.
11636 * i370/i370.c: Ditto.
11637 * i386/i386.c: Ditto.
11638 * i860/i860.c: Ditto.
11639 * i960/i960.c: Ditto.
11640 * ia64/ia64.c: Ditto.
11641 * m32r/m32r.c: Ditto.
11642 * m68hc11/m68hc11.c: Ditto.
11643 * m68k/m68k.c: Ditto.
11644 * m88k/m88k.c: Ditto.
11645 * mips/mips.c: Ditto.
11646 * ns32k/ns32k.c: Ditto.
11648 * pdp11/pdp11.c: Ditto.
11649 * romp/romp.c: Ditto.
11650 * rs6000/rs6000.c: Ditto.
11652 * sparc/sparc.c: Ditto.
11653 * vax/vax.c: Ditto.
11654 * we32k/we32k.c: Ditto.
11655 * doc/tm.texi: Update the manual to match.
11657 2001-07-06 Richard Henderson <rth@redhat.com>
11659 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11660 DWARF2_UNWIND_INFO not just whether it is defined.
11662 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11664 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11665 call to simplify_binary_operation returns a new pattern.
11667 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11669 * glimits.h (__SHRT_MAX__): New.
11670 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11671 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11673 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11675 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11678 2001-07-06 Richard Henderson <rth@redhat.com>
11680 * bitmap.c (bitmap_release_memory): Move adjacent to the
11681 allocation functions.
11682 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11683 the implementation. Binary search for the set bit.
11684 (bitmap_union_of_diff): Allocate the temporary on the stack
11685 instead of using xmalloc.
11687 2001-07-06 Richard Henderson <rth@redhat.com>
11689 * genrecog.c (validate_pattern): Warn for constraints in
11690 define_{expand,split,peephole2}. Remove strict_low_part
11691 before looking up match_dup.
11693 2001-07-06 DJ Delorie <dj@redhat.com>
11695 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11696 chapter about various build hints and history. Add section
11697 talking about the various types of native and cross builds.
11699 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11701 * Makefile.in (final.o): Depend on target.h.
11702 * final.c: Include target.h.
11703 (default_function_pro_epilogue): New.
11704 (final_start_function): Use target structure for function prologues.
11705 (final_end_function): Use target structure for function epilogues.
11706 * fold-const.c (real_hex_to_f): Constify s and p.
11707 * output.h (default_function_pro_epilogue): New.
11708 * real.h (real_hex_to_f): Update prototype.
11709 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11710 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11711 (TARGET_INITIALIZER): Update.
11712 * target.h (gcc_target): Add struct asm_out.
11713 * doc/tm.texi: Update.
11716 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11717 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11718 in cpu/cpu.c, or rename old functions consistently. Take
11719 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11720 redundant macros and prototypes. Make new functions static.
11722 * 1750a/1750a.c: Similarly.
11723 * 1750a/1750a.h: Similarly.
11724 * a29k/a29k-protos.h: Similarly.
11725 * a29k/a29k.c: Similarly.
11726 * a29k/a29k.h: Similarly.
11727 * arc/arc-protos.h: Similarly.
11728 * arc/arc.c: Similarly.
11729 * arc/arc.h: Similarly.
11730 * arm/arm-protos.h: Similarly.
11731 * arm/arm.c: Similarly.
11732 * arm/arm.h: Similarly.
11733 * avr/avr-protos.h: Similarly.
11734 * avr/avr.c: Similarly.
11735 * avr/avr.h: Similarly.
11736 * clipper/clipper-protos.h: Similarly.
11737 * clipper/clipper.c: Similarly.
11738 * clipper/clipper.h: Similarly.
11739 * convex/convex.c: Similarly.
11740 * convex/convex.h: Similarly.
11741 * d30v/d30v-protos.h: Similarly.
11742 * d30v/d30v.c: Similarly.
11743 * d30v/d30v.h: Similarly.
11744 * d30v/d30v.md: Similarly.
11745 * dsp16xx/dsp16xx-protos.h: Similarly.
11746 * dsp16xx/dsp16xx.c: Similarly.
11747 * dsp16xx/dsp16xx.h: Similarly.
11748 * elxsi/elxsi.c: Similarly.
11749 * elxsi/elxsi.h: Similarly.
11750 * fr30/fr30.c: Similarly.
11751 * fr30/fr30.md: Similarly.
11752 * h8300/h8300-protos.h: Similarly.
11753 * h8300/h8300.c: Similarly.
11754 * h8300/h8300.h: Similarly.
11755 * i370/i370-protos.h: Similarly.
11756 * i370/i370.c: Similarly.
11757 * i370/i370.h: Similarly.
11758 * i386/i386.c: Similarly.
11759 * i386/osf1elf.h: Similarly.
11760 * i386/osfrose.h: Similarly.
11761 * i860/i860-protos.h: Similarly.
11762 * i860/i860.c: Similarly.
11763 * i860/i860.h: Similarly.
11764 * i960/i960-protos.h: Similarly.
11765 * i960/i960.c: Similarly.
11766 * i960/i960.h: Similarly.
11767 * ia64/ia64-protos.h: Similarly.
11768 * ia64/ia64.c: Similarly.
11769 * ia64/ia64.h: Similarly.
11770 * m32r/m32r-protos.h: Similarly.
11771 * m32r/m32r.c: Similarly.
11772 * m32r/m32r.h: Similarly.
11773 * m68hc11/m68hc11-protos.h: Similarly.
11774 * m68hc11/m68hc11.c: Similarly.
11775 * m68hc11/m68hc11.h: Similarly.
11776 * m68k/crds.h: Similarly.
11777 * m68k/dpx2.h: Similarly.
11778 * m68k/m68k-protos.h: Similarly.
11779 * m68k/m68k.c: Similarly.
11780 * m68k/m68k.h: Similarly.
11781 * m68k/news.h: Similarly.
11782 * m88k/m88k-protos.h: Similarly.
11783 * m88k/m88k.c: Similarly.
11784 * m88k/m88k.h: Similarly.
11785 * mips/mips-protos.h: Similarly.
11786 * mips/mips.c: Similarly.
11787 * mips/mips.h: Similarly.
11788 * ns32k/merlin.h: Similarly.
11789 * ns32k/ns32k.c: Similarly.
11790 * ns32k/ns32k.h: Similarly.
11791 * ns32k/tek6000.h: Similarly.
11792 * pa/pa-protos.h: Similarly.
11793 * pa/pa.c: Similarly.
11794 * pa/pa.h: Similarly.
11795 * pdp11/2bsd.h: Similarly.
11796 * pdp11/pdp11-protos.h: Similarly.
11797 * pdp11/pdp11.c: Similarly.
11798 * pdp11/pdp11.h: Similarly.
11799 * romp/romp-protos.h: Similarly.
11800 * romp/romp.c: Similarly.
11801 * romp/romp.h: Similarly.
11802 * rs6000/rs6000-protos.h: Similarly.
11803 * rs6000/rs6000.c: Similarly.
11804 * rs6000/rs6000.h: Similarly.
11805 * rs6000/sysv4.h: Similarly.
11806 * sh/sh-protos.h: Similarly.
11807 * sh/sh.c: Similarly.
11808 * sh/sh.h: Similarly.
11809 * sparc/sparc-protos.h: Similarly.
11810 * sparc/sparc.c: Similarly.
11811 * sparc/sparc.h: Similarly.
11812 * vax/vax.c: Similarly.
11813 * vax/vax.h: Similarly.
11814 * vax/vms.h: Similarly.
11815 * we32k/we32k.c: Similarly.
11816 * we32k/we32k.h: Similarly.
11818 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11820 * basic-block.h (first_insn_after_basic_block_note): Declare.
11821 * flow.c (first_insn_after_basic_block_note): Define. Moved
11823 * ssa.c (first_insn_after_basic_block_note): Remove.
11824 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11826 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11827 nodes when we find a dead conditional branch. Insert BARRIERs
11828 after any blocks with no successors, but which do not have
11831 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11833 * varray.c (varray_check_failed): Use internal_error.
11835 2001-07-05 Andrew Haley <aph@redhat.com>
11837 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11838 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11839 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11841 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11843 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11844 reference if the target constant is also a SYMBOL_REF.
11846 2001-07-05 Eric Christopher <echristo@redhat.com>
11848 * config/mips/mips.h (MASK_MIPS3900): Remove.
11849 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11850 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11851 (TARGET_MIPS3900): Change to use mips_arch.
11852 (TARGET_MIPS4000): New.
11853 (TARGET_MIPS4100): New.
11854 (TARGET_MIPS4300): New.
11855 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11856 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11858 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11859 (ISA_HAS_BRANCHLIKELY): To here.
11860 (CC1_CPU_SPEC): New.
11861 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11862 (mips_arch_string): Declare.
11863 (mips_arch): Declare.
11864 (TARGET_OPTIONS): Add -march and -mtune.
11866 * config/mips/mips.c (mips_arch_string): New.
11868 (override_options): Handle -march for codegen and -mtune
11869 for scheduling. Use mips_arch. Move tx39 target default here.
11870 (mips_parse_cpu): Move error message to override_options.
11872 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11874 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11876 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11877 (MIPS Options): Ditto. Change mcpu entry to historical text.
11879 2001-07-05 H.J. Lu (hjl@gnu.org)
11881 * config/mips/mips.c (mips_parse_cpu): New function to parse
11884 2001-07-05 Jim Wilson <wilson@redhat.com>
11886 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11887 * config/ia64/t-ia64: Likewise.
11888 (LIB1ASMFUNCS): Update comment.
11890 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11892 * doc/install.texi (Install GCC: Binaries): Fix typo.
11894 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11896 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11897 reference using the stack pointer, adjust it since we push Y
11899 ("*ashrsi3"): Likewise.
11900 ("*lshrsi3"): Likewise.
11902 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11904 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11905 when -fomit-frame-pointer is used.
11907 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11909 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11910 (try_redirect_by_replacing_jump): Reverse updating properly the
11911 count and frequency information. Reverse removing cc0 setter.
11912 (forwarder_block_p): Reverse fixing for fallthru blocks.
11914 2001-07-05 DJ Delorie <dj@redhat.com>
11916 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11917 (translate_options): If the above is defined, use it to map
11918 given options to new options.
11919 * doc/tm.texi: Document it.
11921 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11922 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11924 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11925 cause programs using computed gotos to run more slowly.
11927 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11929 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11931 Consistently require binutils 2.11.2, not prereleases.
11932 (Specific, decstation-*): Canonicalize as mips-dec-*.
11933 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11935 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11936 (Specific, mips-*): Reword MIPS C compiler requirements.
11937 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11938 (Specific, sunv5): Removed, obsolete.
11940 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11942 * dwarf2out.c (output_loc_list): Use an all ones mask for
11943 .text asm output and don't rely on long long
11944 literals. Reformat some long lines.
11946 2001-07-05 Andreas Jaeger <aj@suse.de>
11948 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11951 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11953 * dwarf2out.c (dwarf2out_define): Update comment.
11954 (dwarf2out_undef): Ditto.
11955 (dwarf2out_start_source_file): Ditto.
11956 (dwarf2out_end_source_file): Ditto.
11957 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11958 since we never call the start/end debug hook for the primary file.
11960 2001-07-04 Kazu Hirata <kazu@hxi.com>
11962 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11965 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11967 * cppinit.c (remove_dup_dirs): Inform if a system include
11968 directory is being reordered.
11969 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11971 * doc/cpp.texi (Search Paths): Likewise.
11972 * doc/gcc.texi (Interoperation): Remove information about
11975 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11977 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11978 (VARRAY_TOP_CHAR_PTR): Likewise.
11980 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11982 * gcc.c (process_command): Don't assign elements of a const char*.
11984 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11986 * emit-rtl.c (change_address): Don't abort if invalid address while
11987 reload is in progress.
11989 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11991 * c-lex.c (cb_file_change): Pass line number to
11992 debug_start_source_file.
11993 (cb_undefine): Pass correct line number to debug_undef.
11995 * toplev.c (debug_start_source_file): Add line number to
11996 parameters. Pass it along to dwarf2out_start_source_file.
11997 (decode_g_option): Stop resetting debug level back to normal when
11998 we change debug formats, unless the current level is
11999 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12002 * toplev.h (debug_start_source_file): Add line number to
12005 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12008 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12010 Output debug_macinfo data for starting file if requested.
12011 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12013 (dwarf2out_define): Output debug_macinfo data for defining a macro
12015 (dwarf2out_undef): Output debug_macinfo data for undefining a
12016 macro if requested.
12017 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12018 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12019 (macinfo_section_label): New. DWARF2 macro info section label.
12020 (dwarf2out_init): If we want macro info, output the start label
12022 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12023 attribute to the compilation unit die pointing to the macro info.
12025 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12027 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12028 DWARF2_DEBUGGING_INFO.
12029 (add_loc_descr_to_loc_list): Ditto.
12030 (output_loc_list): Ditto.
12031 Also, fix thinko in curr not being initialized.
12032 (gen_internal_sym): Ditto.
12034 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12036 * emit-rtl.c (replace_equiv_address): New function.
12037 * expr.h (replace_equiv_address): New declaration.
12038 * explow.c (validize_mem): Call it instead of change_address and
12039 also call if -fforce-addr and address is constant.
12040 * expr.c: Replace more calls to change_address with adjust_address
12041 and/or replace_equiv_address or to validize_mem.
12042 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12043 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12044 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12045 * config/i370/i370.md, config/i860/i860.md: Likewise.
12046 * config/i960/i960.md, config/mips/mips.c: Likewise.
12047 * config/mips/mips.md, config/pa/pa.md: Likewise.
12048 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12049 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12051 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12053 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12055 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12058 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12060 * doc/include: New directory.
12061 * doc/fdl.texi: Move to doc/include/fdl.texi.
12062 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12063 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12064 * doc/gcc.texi: Use funding.texi and gpl.texi.
12065 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12066 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12067 Update dependencies and use -I $(docdir)/include.
12069 2001-07-04 Anthony Green <green@redhat.com>
12071 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12073 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12075 * doc/install.texi (sparc64-*-*): Remove garbage.
12077 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12079 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12080 Fix typo in last change to use adjust_address.
12082 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12084 * doc/install.texi (Specific): Update information for *-*-solaris*.
12086 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12088 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12090 2001-07-03 Stan Shebs <shebs@apple.com>
12092 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12093 case for flag_no_mach_text_sections.
12094 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12095 * config/darwin.c (flag_no_mach_text_sections): Remove.
12096 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12098 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12100 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12101 and avoid checking for constant as first operand.
12102 * recog.c (find_constant_term_loc): No longer static.
12103 (adj_offettable_operand): Delete.
12104 * rtl.h (adj_offsettable_operand): Delete declaration.
12105 (find_constant_term): Add declaration.
12106 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12108 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12109 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12110 * config/i386/i386.c, config/i386/i386.md: Likewise.
12111 * config/i860/i860.c, config/i960/i960.c: Likewise.
12112 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12113 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12114 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12115 * config/mips/mips.c, config/mips/mips.md: Likewise.
12116 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12117 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12118 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12119 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12120 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12121 * config/ns32k/ns32k.md: Likewise.
12123 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12125 * rtl.c (copy_rtx): Handle 'T' format letter.
12126 * gensupport.c (collect_insn_data): Likewise.
12127 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12129 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12131 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12132 -B option. Use 'dir' not 'foo' as example directory name.
12134 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12136 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12137 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12139 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12141 * doc/cppinternals.texi: Improve formatting and logical markup.
12143 2001-07-03 Andreas Jaeger <aj@suse.de>
12145 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12147 * genrecog.c (write_header): Include reload.h for prototypes in
12150 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12153 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12154 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12155 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12156 i386_pe_valid_type_attribute_p): Add.
12157 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12158 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12160 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12162 * explow.c (plus_constant_wide, case LO_SUM): New case.
12163 (plus_constant_for_output_wide): Delete.
12164 * rtl.h (plus_constant_for_output): Delete.
12165 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12166 instead of plus_constant_for_output.
12167 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12168 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12169 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12170 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12171 * config/sparc/sparc.md: Likewise.
12172 Convert some change_address calls to adjust_address.
12174 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12176 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12177 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12178 documentation of -std and -Wwrite-strings.
12180 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12182 * cse.c (canon_hash): Don't register registers in very small
12183 register classes, as extending their lifetime might cause
12186 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12188 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12190 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12191 (try_redirect_by_replacing_jump): Update properly the count
12192 and frequency information.
12194 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12196 * toplev.c (dump_file_index): Move SSA dumps just after first
12198 (dump_file): Corresponding changes.
12199 (rest_of_compilation): Move SSA path to just after the first
12201 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12202 * doc/invoke.texi: Update dump file #s as they were completely
12203 out of date with reality.
12205 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12207 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12209 * expr.c (emit_move_insn_1): Deal with non-default
12212 * expr.c (emit_single_push_insn): Fix warning.
12214 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12216 * expr.c (emit_move_insn_1): Avoid modifying
12217 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12219 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12221 * emit-rtl.c (adjust_address): New function.
12222 * expr.h (adjust_address): Add declaration.
12223 * builtins.c: Replace some calls to change_address with calls to it
12224 or to validize_mem.
12225 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12226 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12227 * config/arm/arm.c, config/convex/convex.c: Likewise.
12228 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12229 * config/i386/i386.c, config/i386/i386.md: Likewise.
12230 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12231 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12232 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12233 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12234 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12236 2001-07-02 Jim Wilson <wilson@redhat.com>
12238 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12240 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12242 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12243 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12245 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12247 * cppinit.c (lang_defaults): New table.
12248 (set_lang): Just read from lang_defaults into the live options
12251 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12253 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12254 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12255 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12257 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12259 * doc/install.texi: Various spelling and markup fixes.
12260 (Installing GCC): Component specific installation instructions are
12263 Warn about removing old install dir in the presence of shared libs.
12264 (Configuration): Invoke with options target to match configure
12266 Consistently refer to gas, gld pathnames.
12267 Invert --enable-multilib documentation.
12268 Remove references to old compiler versions.
12270 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12272 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
12274 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12276 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
12278 (Specific, mips*-sgi-irix5): Note IDO download.
12279 Reworded MIPS C hints.
12280 Use GNU as instead of GAS.
12282 Removed SGI Freeware reference, IRIX 6 only.
12283 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
12284 Note N64 library requirement/workaround.
12286 Complete list of structure passing bug victims.
12288 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12290 * doc/install.texi: Remove CVS Id.
12292 2001-07-02 Andreas Jaeger <aj@suse.de>
12294 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
12295 (find_inherently_necessary): Remove unused variable.
12297 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
12299 * c-common.h (TDI_inlined): New ast dump phase.
12300 (dump_flag_name): New function.
12301 * c-dump.c (dump_files): Add inlined phase.
12302 (dump_flag_name): Define.
12303 * doc/invoke.texi (-fdump-ast-inlined): Document.
12305 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12307 * stor-layout.c (layout_decl): Revert change to handling of alignment
12310 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12312 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
12315 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
12317 * doc/tm.texi (FUNCTION_ARG): Document that the last call
12320 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
12322 * tlink.c (recompile_files): Remove COMPILER_PATH and
12323 LIBRARY_PATH from the environment.
12325 2001-07-01 Zack Weinberg <zackw@stanford.edu>
12327 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
12328 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
12330 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
12332 * c-parse.in (OBJC_STRING): Kill.
12333 (objc_string): Decompose to [objc_string] '@' STRING.
12334 (reswords): Take the leading '@' off all the Objective C keywords.
12335 (objc_rid_sans_at): Kill.
12336 (init_reswords): Don't initialize it.
12337 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
12338 (_yylex): Kill reconsider label. Look ahead one token after
12339 an '@'; if we get an identifier, check whether it's an
12340 Objective C @-keyword. If so, return the keyword. Otherwise,
12341 put back the token and return the '@' as a terminal.
12343 * cpplib.c (lex_macro_node): Remove unnecessary check for
12344 leading '@' on identifier. Clarify control flow and commentary.
12346 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12348 * cse.c (new_label_ref): Variable deleted.
12349 (insert): Remove set of new_label_ref.
12350 (check_for_label_ref): New function.
12351 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
12353 See ChangeLog.5 for earlier changes.